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公开(公告)号：US20150165613A1
公开(公告)日：2015-06-18
申请号：US14207646
申请日：2014-03-13
申请人： Xiao-Rong Li
发明人： Xiao-Rong Li
IPC分类号： B25F3/00
CPC分类号： B24B23/02 , B24B23/04 , B24B45/00 , Y10T279/3406
摘要： A connection fixed device for host and accessory of swing tools includes an output shaft in the host and a working head arranged at the top part thereof, characterized in that: a regular polygonal protruding block is arranged in an axis core of upper surface; a plurality of stoppers are arranged evenly along the circumferential direction of the top of a connector and regular polygonal slots corresponding to the protruding block in the bottom of the connector; the number of sides of said regular polygonal slots is great than or equal to that of the protruding block; said stopper of the working head, the protruding block and the connector are all matched. The protruding block of the utility model is designed in regular polygon which can be matched with most of working heads, even some have special shape of coupling holes, which can be coupled with the connector in advance and then with the output shift, it is very convenient to work.
摘要翻译： 用于主机和摆动工具附件的连接固定装置包括主机中的输出轴和布置在其顶部的工作头，其特征在于：在上表面的轴芯上布置有正多边形突出块; 沿着连接器顶部的圆周方向均匀地布置有多个止动件，并且与连接器的底部中的突出块相对应的规则的多边形槽; 所述正多边形槽的边的数量大于或等于突出块的边数; 所述工作头的所述止动件，所述突出块和所述连接器都匹配。 本实用新型的突出块设计为可与大多数工作头匹配的规则多边形，甚至一些具有特殊形状的联接孔，其可以预先与连接器耦合，然后与输出移位相结合 方便上班
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公开(公告)号：US08267190B2
公开(公告)日：2012-09-18
申请号：US12929420
申请日：2011-01-24
申请人： Xiao-Rong Li
发明人： Xiao-Rong Li
CPC分类号： B23Q5/00
摘要： A direction switching and speed controlling device for an air tool includes two holes provided respectively on two lateral sides of an air cylinder (2). Holes on one side are two air outlets (8), and two holes on another side are a forward rotation air inlet (13) and a reverse rotation air inlet (12). An air valve (7) has an indentation portion (9) provided on a lateral side thereof, the indentation portion (9) is engaged with teeth portion (10) provided on a lower end of a switch (6). At another end, the switch (6) includes an elongated portion (11) provided horizontally with a blind hole (14) provided in the center. A spring (3) is disposed into the hole (14) with a metal ball (4) attached to an end thereof. A valve cap (5) is provided on a bottom portion of a casing (1) with a plurality of spherical grooves (15) provided therein. The metal ball (4) and groove (15) are engaged through the restoration force of the spring (3).
摘要翻译： 用于气动工具的方向切换和速度控制装置包括分别设置在气缸（2）的两个侧面上的两个孔。 一侧的孔是两个空气出口（8），另一侧的两个孔是正向旋转空气入口（13）和反向旋转空气入口（12）。 空气阀（7）具有设置在其横向侧的凹口部（9），凹口部（9）与设置在开关（6）的下端上的齿部（10）接合。 在另一端，开关（6）包括水平设置有设置在中心的盲孔（14）的细长部分（11）。 弹簧（3）被安装到孔（14）中，金属球（4）附接到其一端。 阀壳（5）设置在壳体（1）的底部上，其中设置有多个球形凹槽（15）。 金属球（4）和槽（15）通过弹簧（3）的恢复力接合。
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公开(公告)号：US12085182B2
公开(公告)日：2024-09-10
申请号：US17823962
申请日：2022-09-01
申请人： Qin Luo , Hai Wu , Fazheng Yang , Xiaorong Li
发明人： Qin Luo , Hai Wu , Fazheng Yang , Xiaorong Li
CPC分类号： F16K17/06 , B05B7/2478 , F16K1/04
摘要： An pressure regulating valve assembly for a pneumatic spray gun is disclosed. The pressure regulating vale component is configured inside the pressure regulating passage of the gun body, comprising a pressure regulating screw seat, a pressure regulating rod going through the pressure regulating screw seat and in threaded connection with the pressure regulating screw seat. A pressure regulating seal ring is configured between the pressure regulating rod and the pressure regulating screw seat. A clamping check ring is configured in the middle portion of the pressure regulating rod. The clamping check ring is used to limit the position of the pressure regulating rod. The inner end of the pressure regulating rod is provided with a pressure regulating valve. The position of the pressure regulating valve is limited by the split damping ring configured on the end portion of the pressure regulating rod.
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公开(公告)号：US20240246213A1
公开(公告)日：2024-07-25
申请号：US17996224
申请日：2021-11-03
发明人： Zhenxing Yin , Junpeng Wei , Zhenhui Chen , Xiaorong Li , Fazheng Yang
IPC分类号： B25C1/06
CPC分类号： B25C1/06
摘要： A locking device for adjusting the nailing force of an electric nailing gun, comprising a power box, a driving motor provided inside the power box, an upper cylinder configured on the right side of the power box, a lower cylinder located right beneath the upper cylinder. The driving motor is connected with a connecting arm via a reducing mechanism. The end part of the connecting arm is configured with an eccentric spindle. A lower piston is provided inside the lower cylinder. The lower piston is hinged with a piston arm. The piston arm is connected to the eccentric spindle. An upper piston is configured inside the upper cylinder. The center of the left sidewall of the upper piston is configured with a firing pin. The left end of the firing pin sticks out of the upper cylinder.
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公开(公告)号：US20210276170A1
公开(公告)日：2021-09-09
申请号：US16843904
申请日：2020-04-09
发明人： Xiaorong Li , Xiaopeng Li , Zhonghua Jiang
摘要： A sensor of electric nail guns, comprising a gun body; a handle; a trigger; a gun nozzle disposed in a lower end of the gun body; a striker matching the gun nozzle disposed in the gun body; a charger disposed on a rear side of gun nozzle; the charger having an assorted forcer; an assorted motor disposed in a middle of the gun body; a first cylinder matching the striker and disposed in the gun body; a first piston disposed in the first cylinder; and a second piston matching an upper end of the striker and disposed in the upper end of the gun body; wherein a front end of the charger includes a photoinduction mechanism; the sensor of electric nail guns can prevent air shot or wrong shot of electric nail guns effectively, so as to guarantee the service performance of electric nail guns.
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公开(公告)号：US20180372089A1
公开(公告)日：2018-12-27
申请号：US15632403
申请日：2017-06-26
申请人： Xiaorong Li , Fazheng Yang , Fei Tang , Xinbiao Ying
发明人： Xiaorong Li , Fazheng Yang , Fei Tang , Xinbiao Ying
摘要： A sealing structure of a plunger pump, comprising: a pump body and a plunger rod assembly disposed in the pump body; wherein the pump body includes an upper pump and a lower pump, and the upper pump and lower pump are fixed by screw connection; a sealing ring provided between the upper pump and the lower pump; wherein the plunger rod assembly includes an annular groove disposed at a position adjacent to a lower portion of the plunger rod at an outer peripheral surface thereof; a dynamic lip seal fitted in the annular groove; and a static lip seal sleeved on the outer peripheral surface of the plunger rod; the sealing structure of the plunger pump has good sealing effect, good anti-wear and anti-wear effect, simple replacement and low maintenance cost.
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公开(公告)号：US20180369837A1
公开(公告)日：2018-12-27
申请号：US15633715
申请日：2017-06-26
发明人： Xiaorong Li , Fazheng Yang , Fei Tang , Xinbiao Ying
IPC分类号： B05B1/30
摘要： A compressed air distributor which is mounted on a spray gun, comprising: a compressed air inlet pipe disposed within a spray gun body, an annular gas supply pipe, an adjustment screw plug, a screw, an adjustment nut, an adjustment knob, a groove, and an adjustment through hole; wherein the center line of the adjustment through hole is eccentrically disposed on the axis line of the adjustment screw plug; wherein the bottom surface of the adjustment screw plug is coupled to an enclosed base having a connecting passage communicating with the annular gas supply pipe; when the adjustment screw plug is rotated, the adjustment through hole can be communicated with the connecting passage or sealed by the enclosed base. The compressed air distributor has a simple structure, low manufacturing cost, and is able to flexibly adjust the size of the spraying flow.
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公开(公告)号：US20100066034A1
公开(公告)日：2010-03-18
申请号：US12458650
申请日：2009-07-20
申请人： Xiao-Peng Li
发明人： Xiao-Peng Li
IPC分类号： F16J15/10
摘要： A high fracture toughness, wear resistant V-ring seal with superior flexibility, leak tightness and longer operational life comprises an upper V-shaped recess (5), an inner wall (6), an exterior wall (7) and a V-shaped lower surface (9). Said seal is characterized in that an annular groove (8) whose bottom is an open arc is disposed on a bottom of the upper recess (5).
摘要翻译： 高断裂韧性，耐磨V型圈密封具有优异的柔性，密封性和更长的使用寿命，包括上V形凹槽（5），内壁（6），外壁（7）和V形 下表面（9）。 所述密封件的特征在于，其底部是开放弧形的环形槽（8）设置在上凹部（5）的底部。
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公开(公告)号：US11986930B2
公开(公告)日：2024-05-21
申请号：US17412240
申请日：2021-08-25
申请人： Xiaorong Li , Fazheng Yang
发明人： Xiaorong Li , Fazheng Yang
IPC分类号： B25B21/02
CPC分类号： B25B21/02
摘要： A high-torque impact wrench is disclosed. The impact wrench comprises a case. The case comprises an engine body and a handhold. A base is provided on the bottom of the handhold. A battery pack is provided inside the base. The rear end of the engine body is configured with a motor, and the front end of the engine body is configured with an output shaft. The front end of the output shaft extends out of the engine body. A spindle is configured between the motor and the output shaft. The rear end of the spindle is provided with a spindle seat. The spindle is sheathed by an impact block. The spindle outer wall is configured with a steel ball track. Inside the steel ball track, there are steel balls matching the impact block.
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公开(公告)号：US11759930B2
公开(公告)日：2023-09-19
申请号：US17488327
申请日：2021-09-29
发明人： Zhonghua Jiang , Xiaorong Li , Fazheng Yang
IPC分类号： B25C1/06
CPC分类号： B25C1/06
摘要： A locking device for adjusting nailing force of an electric nail comprises a power box, a driving motor, and an upper cylinder and lower cylinder provided on the right side of the power box. The driving motor is connected with connecting arm through a reducing mechanism. The end of the connecting arm is provided with an eccentric spindle. A lower piston is provided inside the lower cylinder. The lower piston is hinged with a piston arm on its top side. The piston arm is connected to the eccentric spindle. An upper piston is provided inside the upper cylinder. A firing pin is provided at the center of the sidewall on the left side of the upper piston. The left end of the firing pin sticks out of the upper cylinder. A fixing part is provided on the left side of the upper cylinder and above the power box.
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