Cryogenic probehead cooler in a nuclear magnetic resonance apparatus
    1.
    发明申请
    Cryogenic probehead cooler in a nuclear magnetic resonance apparatus 有权
    核磁共振装置中的低温探针头冷却器

    公开(公告)号:US20120242335A1

    公开(公告)日:2012-09-27

    申请号:US13407819

    申请日:2012-02-29

    IPC分类号: G01R33/31

    CPC分类号: G01R33/3403

    摘要: An NMR (nuclear magnetic resonance) apparatus has a magnet system disposed in a cryostat (1), the cryostat having at least one nitrogen tank (3b) for receiving liquid nitrogen (5b) and a room temperature bore (7) for receiving an NMR probehead (8), wherein part(s) of the probehead or the overall probehead can be cooled to cryogenic temperatures by supplying liquid nitrogen (5b) via a supply line (14). The nitrogen tank (3b) of the cryostat (1) is connected to the NMR probehead (8) by means of a supply line (14) in such a fashion that liquid nitrogen (5b) is removed from the nitrogen tank (3b) and guided to the NMR probehead (8). The overall apparatus is therefore more compact, the operating comfort of the apparatus is increased, and the costs for acquisition, operation and maintenance are considerably reduced compared to previous comparable devices.

    摘要翻译: NMR(核磁共振)装置具有设置在低温恒温器(1)中的磁体系统,低温恒温器具有用于接收液氮的至少一个氮气罐(3b)和用于接收NMR的室温孔(7) 探头(8),其中通过经由供应管线(14)供应液氮(5b),探针头或整个探针头的部分可被冷却至低温。 低温恒温器(1)的氮气罐(3b)借助于供应管线(14)与NMR探针头(8)连接,使氮气(5b)从氮气罐(3b)中取出, 引导到NMR探针头(8)。 因此,整体装置更紧凑,装置的操作舒适性增加,并且与先前的可比装置相比,采集,操作和维护的成本大大降低。

    Cryogenic probehead cooler in a nuclear magnetic resonance apparatus
    2.
    发明授权
    Cryogenic probehead cooler in a nuclear magnetic resonance apparatus 有权
    核磁共振装置中的低温探针头冷却器

    公开(公告)号:US08975896B2

    公开(公告)日:2015-03-10

    申请号:US13407819

    申请日:2012-02-29

    IPC分类号: G01R33/34

    CPC分类号: G01R33/3403

    摘要: An NMR (nuclear magnetic resonance) apparatus has a magnet system disposed in a cryostat (1), the cryostat having at least one nitrogen tank (3b) for receiving liquid nitrogen (5b) and a room temperature bore (7) for receiving an NMR probehead (8), wherein part(s) of the probehead or the overall probehead can be cooled to cryogenic temperatures by supplying liquid nitrogen (5b) via a supply line (14). The nitrogen tank (3b) of the cryostat (1) is connected to the NMR probehead (8) by means of a supply line (14) in such a fashion that liquid nitrogen (5b) is removed from the nitrogen tank (3b) and guided to the NMR probehead (8). The overall apparatus is therefore more compact, the operating comfort of the apparatus is increased, and the costs for acquisition, operation and maintenance are considerably reduced compared to previous comparable devices.

    摘要翻译: NMR(核磁共振)装置具有设置在低温恒温器(1)中的磁体系统,低温恒温器具有用于接收液氮的至少一个氮气罐(3b)和用于接收NMR的室温孔(7) 探头(8),其中通过经由供应管线(14)供应液氮(5b),探针头或整个探针头的部分可被冷却至低温。 低温恒温器(1)的氮气罐(3b)借助于供应管线(14)与NMR探针头(8)连接,使氮气(5b)从氮气罐(3b)中取出, 引导到NMR探针头(8)。 因此,整体装置更紧凑,装置的操作舒适性增加,并且与先前的可比装置相比,采集,操作和维护的成本大大降低。

    NMR spectrometer with refrigerator cooling
    3.
    发明授权
    NMR spectrometer with refrigerator cooling 有权
    NMR光谱仪带冰箱冷却

    公开(公告)号:US07222490B2

    公开(公告)日:2007-05-29

    申请号:US11236555

    申请日:2005-09-28

    IPC分类号: F25B9/00

    摘要: An NMR spectrometer comprising an NMR magnet system (27) disposed in a helium tank of a cryostat and an NMR probe head (11) disposed in a room temperature bore of the cryostat, which contains a cooled RF resonator (9) for receiving NMR signals from a sample to be investigated, and a cooled pre-amplifier (10), wherein the NMR probe head (11) is cooled by a common multi-stage compressor-operated refrigerator (2), wherein the refrigerator (2) comprises a cold head and several heat exchangers (5, 6) at different temperature levels, wherein the refrigerator (2) is disposed at a spatial separation from the cryostat in a separate, evacuated and thermally insulated housing (1) and wherein at least one cooling circuit with cooling lines, which are thermally insulated by a transfer line (13, 14) is disposed between the housing (1) containing the heat exchangers (5, 6) and the NMR probe head (11), is characterized in that additional cooling lines to an LN2 tank (18) or radiation shield (21) disposed in the cryostat and surrounding the helium tank are provided, and the refrigerator (2) also cools the LN2 tank (18) or the radiation shield (21). The inventive NMR spectrometer comprises a simple and inexpensive device for matching the holding time of LN2 to that of LHe through cooling the LN2 tank using the refrigerator provided for cooling the NMR probe head and without great expense.

    摘要翻译: 一种NMR光谱仪,其包括设置在低温恒温器的氦气罐中的NMR磁体系统(27)和设置在低温恒温器的室温孔中的NMR探头(11),其包含用于接收NMR信号的冷却的RF谐振器(9) 来自待研究的样品和冷却的前置放大器(10),其中NMR探针头(11)由公共的多级压缩机操作的冰箱(2)冷却,其中冰箱(2)包括冷 头部和多个热交换器(5,6),其中所述冰箱(2)在分开的抽真空和隔热的壳体(1)中与所述低温恒温器空间间隔地设置,并且其中至少一个冷却回路具有 在包含热交换器(5,6)和NMR探头(11)的壳体(1)之间设置由传输管线(13,14)进行绝热的冷却管线,其特征在于,附加的冷却管线 一个LN 2< 2> t 提供设置在低温恒温器中并围绕氦气箱的散热片(18)或辐射屏蔽(21),并且冰箱(2)还冷却LN 2 2(18)或辐射屏蔽(21) )。 本发明的NMR光谱仪包括一种简单且便宜的装置,用于通过使用用于冷却NMR的冷藏器来冷却LN 2 2罐,使LN 2的保持时间与LHe的保持时间相匹配 探头不费大费。

    Automated transport device for NMR measuring samples, cryo-magnetic system with automated transport device, transport container for an automated transport device and method for conveying an NMR measuring sample
    4.
    发明申请
    Automated transport device for NMR measuring samples, cryo-magnetic system with automated transport device, transport container for an automated transport device and method for conveying an NMR measuring sample 有权
    用于NMR测量样品的自动运送装置,具有自动运输装置的冷冻磁系统,用于自动运输装置的运输容器和用于输送NMR测量样品的方法

    公开(公告)号:US20100156422A1

    公开(公告)日:2010-06-24

    申请号:US12637791

    申请日:2009-12-15

    IPC分类号: G01R33/30 G01N24/08

    CPC分类号: G01R33/307

    摘要: A transport device for conveying an object to be transported (18) between an input point (A) and a supply point (Z), where the object to be transported (18) can be supplied to an RT tube (4) of a cryostat (1), wherein the input point (A) is both horizontally and also vertically spaced apart from the supply point (Z), wherein a transport tube (14) is provided for pneumatically conveying the object to be transported within the transport tube (14) from a first transfer point (B) to a second transfer point (C), is characterized in that the transport tube (14) is vertically arranged, a first transport container (TB1) and a second transport container (TB2) are provided for receiving the object to be transported (18), a first transfer device is disposed between the input point (A) and the first transfer point (B), and a second transfer device is provided between the second transfer point (C) and the supply point (Z).

    摘要翻译: 一种用于在输入点(A)和供给点(Z)之间输送待运输物体(18)的输送装置,其中待运送物体(18)可被供给到低温恒温器的RT管(4) (1),其中所述输入点(A)水平地并且还与所述供应点(Z)垂直间隔开,其中设置有输送管(14),用于在所述输送管(14)内气动输送待运输的物体 )从第一转印点(B)到第二转印点(C)的特征在于,输送管(14)垂直布置,设置有第一输送容器(TB1)和第二输送容器(TB2) 接收待运送物体(18),第一传送装置设置在输入点(A)和第一传送点(B)之间,第二传送装置设置在第二传送点(C)和电源 点(Z)。

    Automated transport device for NMR measuring samples, cryo-magnetic system with automated transport device, transport container for an automated transport device and method for conveying an NMR measuring sample
    5.
    发明授权
    Automated transport device for NMR measuring samples, cryo-magnetic system with automated transport device, transport container for an automated transport device and method for conveying an NMR measuring sample 有权
    用于NMR测量样品的自动运送装置,具有自动运输装置的冷冻磁系统,用于自动运输装置的运输容器和用于输送NMR测量样品的方法

    公开(公告)号:US08217655B2

    公开(公告)日:2012-07-10

    申请号:US12637791

    申请日:2009-12-15

    IPC分类号: G01V3/00

    CPC分类号: G01R33/307

    摘要: A transport device for conveying an object to be transported (18) between an input point (A) and a supply point (Z), where the object to be transported (18) can be supplied to an RT tube (4) of a cryostat (1), wherein the input point (A) is both horizontally and also vertically spaced apart from the supply point (Z), wherein a transport tube (14) is provided for pneumatically conveying the object to be transported within the transport tube (14) from a first transfer point (B) to a second transfer point (C), is characterized in that the transport tube (14) is vertically arranged, a first transport container (TB1) and a second transport container (TB2) are provided for receiving the object to be transported (18), a first transfer device is disposed between the input point (A) and the first transfer point (B), and a second transfer device is provided between the second transfer point (C) and the supply point (Z).

    摘要翻译: 一种用于在输入点(A)和供给点(Z)之间输送待运输物体(18)的输送装置,其中待运送物体(18)可被供给到低温恒温器的RT管(4) (1),其中所述输入点(A)水平地并且还与所述供应点(Z)垂直间隔开,其中设置有输送管(14),用于在所述输送管(14)内气动输送待运输的物体 )从第一转印点(B)到第二转印点(C)的特征在于,输送管(14)垂直布置,设置有第一输送容器(TB1)和第二输送容器(TB2) 接收待运送物体(18),第一传送装置设置在输入点(A)和第一传送点(B)之间,第二传送装置设置在第二传送点(C)和电源 点(Z)。

    Cooled NMR probe head with flexible cooled connecting conduit
    6.
    发明授权
    Cooled NMR probe head with flexible cooled connecting conduit 有权
    冷却的NMR探头具有柔性冷却连接导管

    公开(公告)号:US07501822B2

    公开(公告)日:2009-03-10

    申请号:US11730765

    申请日:2007-04-04

    IPC分类号: G01V3/00

    摘要: A magnetic resonance (MR) probe head comprises a detecting device with at least one antenna system which is cryogenically cooled by a cooling device, and a cooled preamplifier in a preamplifier housing which is spatially separated from the detecting device, and a thermally insulating connecting means via which the detecting device and the preamplifier housing are connected, wherein the connecting means comprises at least one cooling line for supplying and/or returning a cooling fluid, and with at least one RF line for transmitting the electric signals. The connecting means is implemented as a mechanically flexible connecting line with mechanically flexible RF lines and cooling lines disposed therein. The MR probe head is easy to handle and can be highly sensitive, wherein the detecting device can be quickly installed, removed and put into operation.

    摘要翻译: 磁共振(MR)探针头包括具有至少一个由冷却装置低温冷却的天线系统的检测装置,以及在与检测装置空间上分离的前置放大器壳体中的冷却前置放大器,以及隔热连接装置 检测装置和前置放大器壳体通过其连接,其中连接装置包括用于供应和/或返回冷却流体的至少一条冷却管线,以及用于传输电信号的至少一条RF线。 连接装置实现为机械柔性的连接线,其中机械地柔性RF线路和冷却线路设置在其中。 MR探头易于处理,可灵敏度高,可快速安装,拆卸和投入使用。

    Cooled NMR probe head with flexible cooled connecting conduit
    7.
    发明申请
    Cooled NMR probe head with flexible cooled connecting conduit 有权
    冷却的NMR探头具有柔性冷却连接导管

    公开(公告)号:US20070257676A1

    公开(公告)日:2007-11-08

    申请号:US11730765

    申请日:2007-04-04

    IPC分类号: G01V3/00

    摘要: A magnetic resonance (MR) probe head comprises a detecting device (3) with at least one antenna system which is cryogenically cooled by a cooling device, and a cooled preamplifier (16) in a preamplifier housing (15a) which is spatially separated from the detecting device (3), and a thermally insulating connecting means via which the detecting device (3) and the preamplifier housing are connected, wherein the connecting means (15c) comprises at least one cooling line (9, 9a, 9b) for supplying and/or returning a cooling fluid, and with at least one RF line (10) for transmitting the electric signals. The connecting means is implemented as a mechanically flexible connecting line (8) with mechanically flexible RF lines (10) and cooling lines (9, 9a, 9b) disposed therein. The MR probe head is easy to handle and can be highly sensitive, wherein the detecting device can be quickly installed, removed and put into operation.

    摘要翻译: 磁共振(MR)探头包括具有至少一个由冷却装置低温冷却的天线系统的检测装置(3),以及前置放大器壳体(15a)中的冷却前置放大器(16),其在空间上与 所述检测装置(3)和连接所述检测装置(3)和所述前置放大器壳体的绝热连接装置,其中所述连接装置(15c)包括至少一个冷却管线(9,9a,9b ),用于供应和/或返回冷却流体,以及用于传输电信号的至少一个RF线(10)。 连接装置被实现为具有设置在其中的机械柔性RF线(10)和冷却线(9,9a,9b)的机械柔性连接线(8)。 MR探头易于处理,可灵敏度高,可快速安装,拆卸和投入使用。

    Measuring module for rapid measurement of electrical, electronic and mechanical components at cryogenic temperatures and measuring device having such a module
    8.
    发明授权
    Measuring module for rapid measurement of electrical, electronic and mechanical components at cryogenic temperatures and measuring device having such a module 有权
    用于在低温下快速测量电气,电子和机械部件的测量模块以及具有这种模块的测量装置

    公开(公告)号:US07667476B2

    公开(公告)日:2010-02-23

    申请号:US12292970

    申请日:2008-12-02

    IPC分类号: G01R31/02 F25D23/12

    摘要: Measuring module for the measurement of an object (6), having a measuring chamber (4), with a contact element (5a, 5b), wherein the object to be measured (6) is thermally connected to a first contact surface (9a) of the contact element (5a, 5b), and having a cold head (1b, 2b, 2c) that can be thermally connected to a second contact surface (9b) of the contact element (5a, 5b), wherein the contact element (5a, 5b) consists of material with high thermal conductivity, characterized in that the cryo-refrigerator (1a, 2a) together with the cold head is housed in a refrigerating chamber (3) that is physically separated from the measuring chamber (4) and can be evacuated separately from the latter, and the contact element (5a, 5b) is thermally insulated from the outside wall of the measuring module, is part of a separating wall between the measuring chamber (4) and the refrigerating chamber (3), and makes a local thermal connection between the measuring chamber (4) and the refrigerating chamber (3), and with a contacting mechanism to vary heat flow in the hermetically sealed condition of the measuring module. With such a measuring module, cooling times and heating times of the object to be measured can be greatly reduced.

    摘要翻译: 用于测量具有接触元件(5a,5b)的测量室(4)的物体(6)的测量模块,其中被测量物体(6)热连接到第一接触表面(9a) 的接触元件(5a,5b),并且具有能够与所述接触元件(5a,5b)的第二接触表面(9b)热连接的冷头(1b,2b,2c)),其中所述接触元件 5a,5b)由具有高导热性的材料组成,其特征在于,冷冻冰箱(1a,2a)与冷头一起容纳在与测量室(4)物理分离的冷藏室(3)中, 可以与后者分离地抽出,并且接触元件(5a,5b)与测量模块的外壁热绝缘,是测量室(4)和冷藏室(3)之间的分隔壁的一部分, 并且在测量室(4)和冷藏室之间进行局部热连接 (3),并且具有接触机构以改变测量模块的气密密封状态下的热流。 通过这样的测量模块,可以大大降低被测量物体的冷却时间和加热时间。

    Measuring module for rapid measurement of electrical, electronic and mechanical components at cryogenic temperatures and measuring device having such a module
    9.
    发明申请
    Measuring module for rapid measurement of electrical, electronic and mechanical components at cryogenic temperatures and measuring device having such a module 有权
    用于在低温下快速测量电气,电子和机械部件的测量模块以及具有这种模块的测量装置

    公开(公告)号:US20090146676A1

    公开(公告)日:2009-06-11

    申请号:US12292970

    申请日:2008-12-02

    IPC分类号: G01R31/02

    摘要: Measuring module for the measurement of an object (6), having a measuring chamber (4), with a contact element (5a, 5b), wherein the object to be measured (6) is thermally connected to a first contact surface (9a) of the contact element (5a, 5b), and having a cold head (1b, 2b, 2c) that can be thermally connected to a second contact surface (9b) of the contact element (5a, 5b), wherein the contact element (5a, 5b) consists of material with high thermal conductivity, characterized in that the cryo-refrigerator (1a, 2a) together with the cold head is housed in a refrigerating chamber (3) that is physically separated from the measuring chamber (4) and can be evacuated separately from the latter, and the contact element (5a, 5b) is thermally insulated from the outside wall of the measuring module, is part of a separating wall between the measuring chamber (4) and the refrigerating chamber (3), and makes a local thermal connection between the measuring chamber (4) and the refrigerating chamber (3), and with a contacting mechanism to vary heat flow in the hermetically sealed condition of the measuring module. With such a measuring module, cooling times and heating times of the object to be measured can be greatly reduced.

    摘要翻译: 用于测量具有接触元件(5a,5b)的测量室(4)的物体(6)的测量模块,其中被测量物体(6)热连接到第一接触表面(9a) 的接触元件(5a,5b),并且具有能够与所述接触元件(5a,5b)的第二接触表面(9b)热连接的冷头(1b,2b,2c)),其中所述接触元件 5a,5b)由具有高导热性的材料组成,其特征在于,冷冻冰箱(1a,2a)与冷头一起容纳在与测量室(4)物理分离的冷藏室(3)中, 可以与后者分离地抽出,并且接触元件(5a,5b)与测量模块的外壁热绝缘,是测量室(4)和冷藏室(3)之间的分隔壁的一部分, 并且在测量室(4)和冷藏室之间进行局部热连接 (3),并且具有接触机构以改变测量模块的气密密封状态下的热流。 通过这样的测量模块,可以大大降低被测量物体的冷却时间和加热时间。

    NMR apparatus with commonly cooled probe head and cryogenic container and method for the operation thereof
    10.
    发明授权
    NMR apparatus with commonly cooled probe head and cryogenic container and method for the operation thereof 有权
    具有通常冷却的探针头和低温容器的NMR装置及其操作方法

    公开(公告)号:US07474099B2

    公开(公告)日:2009-01-06

    申请号:US11509778

    申请日:2006-08-25

    IPC分类号: G01V3/00

    摘要: An NMR apparatus comprising an NMR magnet system disposed in a first cryocontainer (2) of a cryostat (9), and an NMR probe head (1), wherein the first cryocontainer (2) is installed in an evacuated outer jacket and is surrounded by a radiation shield (24) and/or a further cryocontainer (3), wherein a cooling device is provided for cooling the NMR probe head (1) and a cryocontainer (2, 3), which comprises a cold head (4, 4a, 4b, 4c) with several cold stages (12a, 12b, 12c, 18a, 18b, 18c, 19a), wherein one cold stage (12a, 12b, 12c, 18a, 18b, 18c, 19a) is connected to a heat-transferring device, and wherein a cooling circuit is provided between the cooling device and the NMR probe head (1), is characterized in that the cooling device is disposed in a separate, evacuated housing (6) which is positioned directly above the cryostat (9), wherein the heat-transferring device is inserted directly into suspension tubes (29a, 29c) of the cryocontainer (2, 3) and/or is in contact with the radiation shield (24). This effects a simple construction that is efficient for cooling an NMR apparatus.

    摘要翻译: 一种NMR装置,包括设置在低温恒温器(9)的第一低温容器(2)中的NMR磁体系统和NMR探针头(1),其中第一低温容器(2)安装在抽真空的外护套中并被 辐射屏蔽(24)和/或另外的低温容器(3),其中提供冷却装置用于冷却NMR探针头(1)和低温容器(2,3),冷冻装置包括冷头(4,4a, 4b,4c)具有多个冷段(12a,12b,12c,18a,18b,18c,19a),其中一个冷段(12a,12b,12c,18a,18b,18c,19a)连接到传热 装置,并且其中在所述冷却装置和所述NMR探针头(1)之间设置有冷却回路,其特征在于,所述冷却装置设置在分开的真空壳体(6)中,所述外壳直接位于所述低温恒温器(9)的正上方, ,其中所述传热装置直接插入所述低温容器(2,3)的悬挂管(29a,29c)中和/或与所述辐射接触 在屏蔽(24)上。 这实现了用于冷却NMR装置的有效的简单结构。