CN110125871B - EMUs machine power module direction dismouting fixing device that charges - Google Patents
EMUs machine power module direction dismouting fixing device that charges Download PDFInfo
- Publication number
- CN110125871B CN110125871B CN201910241297.3A CN201910241297A CN110125871B CN 110125871 B CN110125871 B CN 110125871B CN 201910241297 A CN201910241297 A CN 201910241297A CN 110125871 B CN110125871 B CN 110125871B
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- power module
- sliding block
- charger
- lock
- block lock
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
- B25B27/143—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same for installing wire thread inserts or tubular threaded inserts
Abstract
The invention belongs to the technical field of auxiliary equipment of a motor train unit charger, and relates to a guide dismounting and fixing device for a power module of the motor train unit charger, which comprises a guide fixing frame fixedly arranged in a charger box body and a sliding block lock matched with the guide fixing frame; the sliding block lock comprises a screw and a sliding block, the mounting end of the screw penetrates through the sliding block lock to be fastened with the first support through a nut, and the screw is in threaded connection with the sliding block; the slide block lock further comprises a locking pin, a slide rail side plate and a lifting pin, the locking pin is located at the top of the slide block lock, the lifting pin is located at the bottom of the slide block lock, and a reset mechanism is respectively arranged between the locking pin and the top of the slide block lock and between the lifting pin and the bottom of the slide block lock. Through the design of slider lock, when rotatory screw rod, remove about making the slider in the thread lock through screw transmission, and then promote lifting round pin or fitting pin motion, finally realize the dismouting to power module. Meanwhile, the lifting pin is used for lifting the charger power module, so that the sealing strip on the power module is more easily separated from the charger box body.
Description
Technical Field
The invention belongs to the technical field of auxiliary equipment of a motor train unit charger, and relates to a guide dismounting and fixing device for a power module of the motor train unit charger.
Background
At present, the existing motor train unit charger is of a flat structure, power modules inside the motor train unit charger are horizontally arranged in the charger back to back, and the motor train unit charger is usually installed and maintained through maintenance doors on two sides of the charger. Specifically, fastening bolt mounting holes are reserved on the periphery of a power module of a conventional motor train unit charger, the power module is fixed on a mounting surface of the power module of the charger through bolts on the periphery of the power module, and then a gap between the power module and the mounting surface is sealed through a sealing strip between the power module and the mounting surface in an extruding mode. When the power module is disassembled, the fastening bolts around the module need to be sequentially disassembled, and the power module is vertically lifted through manpower to be separated from the box body.
In addition, the power module is contacted with the power module mounting surface through the sealing strip, the friction coefficient is large, and the mounting position of the power module can be adjusted only by large force; after the charger runs for a long time, the sealing strips on the power modules are easily adhered to the charger box body, and the power modules are detached with great lifting force, so that the power modules are separated from the box body, and great labor is wasted.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a guide dismounting and fixing device for a power module of a charger of a motor train unit, which replaces a bolt which is not easy to dismount and mount at the rear part of the power module, can dismount and mount the power module through one-side operation of a maintenance side of the power module and simplifies the dismounting and mounting mode of the power module.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a EMUs machine power module direction dismouting fixing device, includes: the guide fixing frame is fixedly arranged in the charger box body, and the sliding block lock is matched with the guide fixing frame; the guide fixing frame and the sliding block lock are both positioned at one end of the mounting surface of the charger power module;
the sliding block lock comprises a screw and a sliding block, the mounting end of the screw penetrates through the sliding block lock to be fastened with the first support through a nut, the screw is in threaded connection with the sliding block, and the operating end of the screw extends along the side edge of the mounting surface of the charger power module and is fixed to the other end of the mounting surface of the charger power module;
the slide block lock further comprises a locking pin, a slide rail side plate and a lifting pin, wherein the locking pin is positioned at the top of the slide block lock, the lifting pin is positioned at the bottom of the slide block lock, and a reset mechanism is respectively arranged between the locking pin and the top of the slide block lock and between the lifting pin and the bottom of the slide block lock;
the slider lock still is provided with the second support, the second support is connected with the installation face fixed connection of charger power module.
Furthermore, the operating end of the screw rod extends to the mounting opening of the charger box body along the side edge of the mounting surface of the charger power module, and workers can mount and dismount the charger power module only by operating the screw rod at the mounting opening of the charger box body.
Furthermore, the guide fixing frame is installed on the installation surface of the charger power module through bolts.
Furthermore, the screw rod is provided with threads, and the sliding block moves left and right in the sliding block lock through thread transmission.
Furthermore, the sliding block is a wedge-shaped sliding block, and the wedge-shaped sliding block can move left and right in the sliding block lock along with the forward and reverse rotation of the screw rod.
Further, the reset mechanism adopts a reset spring.
Furthermore, the locking pin and the top of the slider lock, and the lifting pin and the bottom of the slider lock are connected through hinges.
Compared with the prior art, the technical scheme provided by the invention has the following beneficial effects: through the design of slider lock, when rotatory screw rod, remove about making the slider in the thread lock through screw transmission, and then promote lifting round pin or fitting pin motion, finally realize the dismouting to power module. Meanwhile, the lifting pin is used for lifting the charger power module, so that the sealing strip on the power module is more easily separated from the charger box body; when the position of the power module of the charger is adjusted, the sealing strip on the power module is not in friction contact with the box body of the charger, the friction resistance when the position of the power module is adjusted is reduced, and the positioning function of the guide fixing frame is combined, so that the positioning and mounting accuracy of the power module is improved.
In addition, the operating end of the screw rod extends to the mounting opening of the charger box body along the side edge of the mounting surface of the charger power module, and workers can mount and dismount the charger power module only by operating the screw rod at one side of the mounting opening of the charger box body, so that the dismounting mode of the power module is simplified.
Drawings
Fig. 1 is a schematic structural view of a guiding, dismounting and fixing device of a charger power module of a motor train unit provided by the invention;
FIG. 2 is a schematic view of an internal structure of a slider lock in the guiding, dismounting and fixing device of the motor train unit charger power module provided by the invention;
fig. 3 is a schematic view of a working state that a slide block moves rightwards in a slide block lock in the guiding, dismounting and fixing device of the motor train unit charger power module provided by the invention;
fig. 4 is a schematic view of a working state that a sliding block moves to the left in a sliding block lock in the guiding, dismounting and fixing device of the motor train unit charger power module provided by the invention;
fig. 5 is an installation schematic diagram of the guiding, dismounting and fixing device of the charger power module of the motor train unit provided by the invention.
Wherein: 1 is a screw; 2 is a slide block; 3 is a locking pin; 4 is a slide rail side plate; 5 is a first bracket; 6 is a lifting pin; 7 is a reset mechanism; 8 is a second bracket; 9 is a guide fixing frame; 10 is a slide block lock; and 11 is the mounting surface of the charger power module.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus consistent with certain aspects of the invention, as detailed in the appended claims.
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and examples.
Examples
Referring to fig. 1-2, the invention provides a guiding, dismounting and fixing device for a charger power module of a motor train unit, which comprises a guiding fixing frame 9 fixedly arranged in a charger box body and a sliding block lock 10 matched with the guiding fixing frame 9; the guide fixing frame 9 and the sliding block lock 10 are both positioned at one end of the mounting surface 11 of the charger power module;
the sliding block lock 10 comprises a screw rod 1 and a sliding block 2, the mounting end of the screw rod 1 penetrates through the sliding block lock 10 to be fastened with the first support 5 through a nut, the screw rod 1 is in threaded connection with the sliding block 2, and the operating end of the screw rod 1 extends along the side edge of the mounting surface 11 of the charger power module and is fixed to the other end of the mounting surface 11 of the charger power module;
the slide block lock 10 further comprises a locking pin 3, a slide rail side plate 4 and a lifting pin 6, the locking pin 3 is positioned at the top of the slide block lock 10, the lifting pin 6 is positioned at the bottom of the slide block lock 10, and a reset mechanism 7 is respectively arranged between the locking pin 3 and the top of the slide block lock 10 and between the lifting pin 6 and the bottom of the slide block lock 10;
the slider lock 10 is further provided with a second support 8, and the second support 8 is fixedly connected with a mounting surface 11 of the charger power module.
Further, as shown in fig. 5, the operation end of the screw rod 1 extends to the installation opening of the charger box body along the side edge of the installation surface 11 of the charger power module, and a worker can install and detach the charger power module only by operating the screw rod at one side of the installation opening of the charger box body.
Further, the guide fixing frame 9 is mounted on the mounting surface 11 of the charger power module by bolts.
Furthermore, the screw 1 is provided with threads, and the slide block 2 moves left and right in the slide block lock 10 through thread transmission.
Further, the slide block 2 is a wedge-shaped slide block, and the wedge-shaped slide block can move left and right in the slide block lock 10 along with the forward and reverse rotation of the screw rod 1.
Further, the return mechanism 7 employs a return spring.
Further, the locking pin 3 is hinged to the top of the slider lock 10, and the lifting pin 6 is hinged to the bottom of the slider lock 10.
The installation schematic diagram of the guiding, dismounting and fixing device of the motor train unit charger power module and the charger power module is shown in detail in fig. 4, and the specific installation and use processes are as follows:
the slide block locks 10 of the guide dismounting and fixing device for the motor train unit charger power module are fixedly installed at two ends of a non-maintenance side of the power module through bolts, the non-maintenance side of the power module is the rear portion of the power module installed in a charger box body, the screw rod 1 extends to the maintenance side of the power module along an installation surface 11 of the charger power module, and the maintenance side of the power module is the front portion of the power module installed in the charger box body. The guide fixing frame 9 is fixedly installed on the installation surface 11 of the power module through bolts and corresponds to the sliding block locks 10 at two ends of the power module.
When the power module of the charger is installed, the screw rod 1 is rotated in the forward direction on the maintenance side of the power module, the slide block 2 is moved to the right side through the screw transmission in combination with the drawing of fig. 3, the lifting pin 6 is pushed downwards through the slide block 2, and the lifting pin 6 extends out to be in contact with the installation surface 11 of the power module of the charger box; the power module is assembled on the maintenance side of the power module, and when the sliding block lock 10 is inserted into the inner side of the guide fixing frame 9, the position of the power module is installed and adjusted in place; then, the screw 1 is rotated in the reverse direction, as shown in fig. 4, the slide block 2 is moved leftward by the screw transmission to release the lifting pin 6, the lifting pin 6 is rebounded to the original position by the reset spring, the screw 1 is rotated in the reverse direction again, the slide block 2 pushes the locking pin 3 upwards, the locking pin 3 is extruded with the top of the inner side of the guide fixing frame 9, downward extrusion force is generated, and the power module is fastened.
When the power module of the charger is disassembled, the screw rod 1 is rotated in the forward direction on the maintenance side of the power module, the sliding block 2 moves towards the right side, the sliding block 2 releases the locking pin 3, the reset spring rebounds the locking pin 3 to the original position, the locking pin 3 is separated from the top of the inner side of the guide fixing frame 9, and the power module is released from being fixed; and then, the screw rod 1 is rotated forwards continuously, the sliding block 2 pushes the lifting pin 6 downwards, the lifting pin 6 is contacted with and extruded by the mounting surface 11 of the charger power module to generate upward thrust, the power module is lifted, so that the power module sealing strip is separated from the charger box body, and the module is detached.
In conclusion, compared with the existing bolt mounting structure which is difficult to mount and dismount at the rear part of the power module, the device can fix the power module by operating the screw 1 at one side of the maintenance side of the power module, so that the mounting convenience is greatly improved, and the mounting and dismounting modes of the power module are simplified; secondly, compared with the existing installation mode, the device can reduce the maintenance space of the power module, realizes the unilateral dismounting and mounting of the power module, does not have mounting bolts on the non-maintenance side of the power module any more, can reduce the maintenance space required by dismounting the rear bolts of the module, and enables the charger structure to be more compact; therefore, the device reduces the labor intensity of maintenance and improves the installation precision of the power module. When the power module is dismounted, the sealing strip on the power module is not in friction contact with the mounting surface 11 of the charger power module any more, so that the friction resistance when the position of the module is adjusted is reduced, and when the power module is maintained in a later period, the position of the module can be conveniently lifted by rotating the screw rod 1 in the forward direction on the maintenance side of the power module, so that the sealing strip on the power module is separated from the charger box body, and the mounting precision of the module is improved through the guiding and positioning function of the guiding and fixing frame 9.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
It is to be understood that the present invention is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (7)
1. The utility model provides a EMUs machine power module direction dismouting fixing device which characterized in that includes: the guide fixing frame (9) is fixedly arranged in the charger box body, and the sliding block lock (10) is matched with the guide fixing frame (9); the guide fixing frame (9) and the sliding block lock (10) are both positioned at one end of a mounting surface (11) of the charger power module;
the sliding block lock (10) comprises a screw rod (1) and a sliding block (2), the mounting end of the screw rod (1) penetrates through the sliding block lock (10) to be fastened with the first support (5) through a nut, the screw rod (1) is in threaded connection with the sliding block (2), and the operating end of the screw rod (1) extends along the side edge of the mounting surface (11) of the charger power module and is fixed to the other end of the mounting surface (11) of the charger power module;
the sliding block lock (10) further comprises a locking pin (3), a sliding rail side plate (4) and a lifting pin (6), the locking pin (3) is located at the top of the sliding block lock (10), the lifting pin (6) is located at the bottom of the sliding block lock (10), and reset mechanisms (7) are respectively arranged between the locking pin (3) and the top of the sliding block lock (10) and between the lifting pin (6) and the bottom of the sliding block lock (10);
the sliding block lock (10) is further provided with a second support (8), and the second support (8) is fixedly connected with a charger power module.
2. The guiding, dismounting and fixing device for the charger power module of the motor train unit according to claim 1, wherein the operating end of the screw (1) extends to the mounting opening of the charger case along the side edge of the mounting surface (11) of the charger power module.
3. The guiding, dismounting and fixing device of the motor train unit charger power module according to claim 1, characterized in that the guiding and fixing frame (9) is mounted on the mounting surface (11) of the charger power module by bolts.
4. The guiding, dismounting and fixing device for the power module of the motor train unit charger according to claim 1, wherein the screw (1) is provided with threads, and the slide block (2) moves left and right in the slide block lock (10) through thread transmission.
5. The guiding, dismounting and fixing device of the charger power module of the motor train unit according to any one of claims 1-4, wherein the sliding block (2) is a wedge-shaped sliding block.
6. The guiding, dismounting and fixing device of the motor train unit charger power module according to any one of claims 1-4, characterized in that the reset mechanism (7) employs a reset spring.
7. The guiding, dismounting and fixing device of the charger power module of the motor train unit according to any one of claims 1-4, wherein the locking pin (3) is hinged to the top of the slider lock (10), and the lifting pin (6) is hinged to the bottom of the slider lock (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910241297.3A CN110125871B (en) | 2019-03-28 | 2019-03-28 | EMUs machine power module direction dismouting fixing device that charges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910241297.3A CN110125871B (en) | 2019-03-28 | 2019-03-28 | EMUs machine power module direction dismouting fixing device that charges |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110125871A CN110125871A (en) | 2019-08-16 |
| CN110125871B true CN110125871B (en) | 2021-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910241297.3A Active CN110125871B (en) | 2019-03-28 | 2019-03-28 | EMUs machine power module direction dismouting fixing device that charges |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202607522U (en) * | 2012-03-26 | 2012-12-19 | 中国核电工程有限公司 | Compressing device capable of being operated remotely |
| US9028184B2 (en) * | 2012-10-19 | 2015-05-12 | Dennis Bone | Protrusion anchor assembly |
| CN203459942U (en) * | 2013-10-08 | 2014-03-05 | 惠州市大亚湾天马电子机械有限公司 | Locating and clamping device used on PCB numerical control drilling machine |
| CN204367859U (en) * | 2014-12-19 | 2015-06-03 | 天津科斯特汽车技术有限责任公司 | A kind of fastening structure of drawing and pulling type batteries of electric automobile |
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| CN110125871A (en) | 2019-08-16 |
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