CN221351543U - Test box push-pull device with pulley limit structure - Google Patents
Test box push-pull device with pulley limit structure Download PDFInfo
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- CN221351543U CN221351543U CN202322985903.7U CN202322985903U CN221351543U CN 221351543 U CN221351543 U CN 221351543U CN 202322985903 U CN202322985903 U CN 202322985903U CN 221351543 U CN221351543 U CN 221351543U
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- outer frame
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- box
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- 238000012360 testing method Methods 0.000 title claims abstract description 52
- 238000006073 displacement reaction Methods 0.000 claims abstract description 58
- 238000001125 extrusion Methods 0.000 claims description 41
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000003068 static effect Effects 0.000 abstract description 2
- 238000005299 abrasion Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a test box push-pull device with a pulley limit structure, which comprises an outer frame, a displacement wheel, a test box, a push plate and a piston cylinder, wherein the lower end of the outer frame is provided with the rotary displacement wheel, the test box is arranged in the outer frame, the push plate is arranged in the outer frame, the piston cylinder is fixedly arranged on the outer surface of the outer frame where the push plate is arranged, a piston rod is fixedly arranged at one end of the push plate facing the piston cylinder, the piston box is fixedly arranged on the upper surface of one end of the outer frame, and a connecting pipe is connected between the piston box and the piston cylinder. This test box push-and-pull device with pulley limit structure reduces the wearing and tearing of test box at the slip in-process through the mode of outer frame internally mounted displacement wheel auxiliary test box removal, increases simultaneously to displacement wheel limit structure's mode for displacement wheel can keep the stability spacing to the test box through static friction when not needing to slide, reduces the test box and takes place the possibility of moving in the testing process.
Description
Technical Field
The utility model relates to the technical field of relay testing, in particular to a testing box push-pull device with a pulley limit structure.
Background
The electromagnetic relay is an electromechanical combined electronic element, and the high insulation resistance of the off state and the low on state of the electromagnetic relay lead to the failure of other electronic components to be compared with the electromagnetic relay, so that the electromagnetic relay is widely applied to military and civil electronic equipment such as aviation, aerospace, electronics, post and the like, but the quality consistency level is poor due to the fact that the manufacturing yield of a plurality of working procedures in the production process of the relay is low, and faults often occur in the application process.
Disclosure of utility model
The utility model aims to provide a test box push-pull device with a pulley limiting structure, which is used for solving the problem of abrasion of the bottom of a test box when the test box and a mounting frame relatively slide in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a test box push-pull device with pulley limit structure, includes outer frame, displacement wheel, test box, push pedal and piston tube, pivoted displacement wheel is installed to the lower extreme of outer frame, and the inside of outer frame has been placed the test box, the inside of outer frame is provided with the push pedal, and the fixed surface of the outer frame at push pedal place is provided with the piston tube to the push pedal is provided with the piston rod towards the fixed one end of piston tube, the fixed surface is provided with the piston box on one end of outer frame, and is connected with the connecting pipe between piston box and the piston tube, the lower extreme of piston box is run through by the locking piece, and the upper end of piston box is provided with the gasbag, the lower surface mounting of outer frame has pivoted regulation pole, and the lower surface of outer frame is provided with gliding displacement pole to the fixed extrusion piece that is provided with in upper end side surface of outer frame is inside to be provided with gliding extrusion plate, and the side fixed surface of extrusion plate is provided with the atress board.
Preferably, the displacement wheels are uniformly distributed inside the two side surfaces of the outer frame, and the outer surfaces of the displacement wheels are attached to the lower surface of the test box.
By adopting the technical scheme, the displacement wheel can reduce contact abrasion between the test box and the outer frame when the test box moves.
Preferably, one end of the push plate penetrates through the outer side surface of the outer frame, a spring is connected between one end of the push plate penetrating through the outer side surface of the outer frame and the outer frame, and the push plate is in sliding connection with the outer frame.
By adopting the technical scheme, the push plate can slide and reset under the support of the spring when the test box slides out of the outer frame.
Preferably, the piston rod is in sliding friction connection with the piston cylinder, and the piston cylinder is communicated with the piston box through a connecting pipe.
By adopting the technical scheme, the piston rod can inject air in the piston cylinder into the piston box through the connecting pipe.
Preferably, a spring is connected between the locking block and the piston box, the locking block is in sliding friction connection with the piston box, and the lower end side surface of the locking block is attached to the outer side surface of the outer frame.
By adopting the technical scheme, the locking block can be pushed out downwards when the internal pressure of the piston box is increased.
Preferably, the adjusting rod is in threaded connection with the displacement rod, the extrusion block at the upper end of the displacement rod is in a right trapezoid design, and the extrusion block and the extrusion plate are located at the same height.
By adopting the technical scheme, the displacement rod can be driven to slide on the lower surface of the outer frame and extrude the extrusion plate through the extrusion block when the adjusting rod rotates.
Preferably, a spring is connected between the extrusion plate and the outer frame, the extrusion plate is positioned between the extrusion block and the displacement wheel, the stress plate is in a right trapezoid design, the stress plate is positioned on one side of the extrusion plate facing the extrusion block, and the inclined plane of the stress plate and the inclined plane of the extrusion block are designed in opposite directions.
By adopting the technical scheme, the compression plate can drive the stress plate to contact with the displacement wheel to limit the rotation of the displacement wheel when being compressed.
Compared with the prior art, the utility model has the beneficial effects that: this test box push-and-pull device with pulley limit structure:
1. The displacement wheel is arranged in the outer frame to assist the test box to move, so that abrasion of the test box in the sliding process is reduced, and meanwhile, the displacement wheel limiting structure is additionally arranged, so that the displacement wheel can keep stable limiting of the test box through static friction force when the displacement wheel does not need to slide, and the possibility of movement of the test box in the detection process is reduced;
2. By arranging the locking blocks at the upper end of the outer frame, the test box can be contacted and limited by the sliding locking blocks after being completely pushed into the outer frame, so that an operator can judge whether the test box slides in place or not to make auxiliary judgment, and meanwhile, the stability of the position of the test box relative to the outer frame in the working process is further enhanced;
3. The mode that adopts stripper plate transversely to slide back and displacement wheel contact for the displacement wheel can be stabilized spacingly when not needing to rotate, realizes the fixed to stripper plate position through the auto-lock formula that adjusts pole and displacement pole are connected, avoids the displacement wheel to reverse drive stripper plate when receiving external force and removes the condition emergence.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;
FIG. 2 is a schematic view of a three-dimensional structure of a connection between an adjusting rod and a displacement rod according to the present utility model;
FIG. 3 is a schematic perspective view of a cross section of a piston box and a locking block according to the present utility model;
FIG. 4 is a schematic view of a perspective view of a connecting section of a piston cylinder and a piston rod of the present utility model;
FIG. 5 is a schematic view of a three-dimensional structure of a cross section of the connection of an outer frame and a displacement wheel of the utility model;
FIG. 6 is a schematic view of a three-dimensional structure of a connecting section of an extrusion plate and a stress plate of the utility model.
In the figure: 1. an outer frame; 2. a displacement wheel; 3. a test box; 4. a push plate; 5. a piston cylinder; 6. a piston rod; 7. a piston box; 8. a connecting pipe; 9. a locking block; 10. an air bag; 11. an adjusting rod; 12. a displacement rod; 13. extruding a block; 14. an extrusion plate; 15. and a stress plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a test box push-pull device with pulley limit structure, including outer frame 1, displacement wheel 2, test box 3, push pedal 4, piston tube 5, piston rod 6, piston box 7, connecting pipe 8, locking piece 9, gasbag 10, adjust pole 11, displacement pole 12, squeeze piece 13, squeeze plate 14 and atress board 15, the lower extreme of outer frame 1 installs pivoted displacement wheel 2, and test box 3 has been placed to the inside of outer frame 1, the inside of outer frame 1 is provided with push pedal 4, and the surface fixed of outer frame 1 at push pedal 4 is provided with piston tube 5 at the surface of outer frame 4, and push pedal 4 is provided with piston rod 6 towards the fixed one end of piston tube 5, the one end upper surface of outer frame 1 is fixedly provided with piston box 7, and be connected with connecting pipe 8 between piston box 7 and the piston tube 5, the lower extreme by locking piece 9, and the upper end of piston box 7 is provided with gasbag 10, displacement wheel 2 evenly distributed is inside the both sides surface of outer frame 1, and the surface of displacement wheel 2 is laminated with the lower surface of test box 3, the one end of push pedal 4 runs through outer frame 1 and the outside surface of outer frame 4, and the piston rod 4 is connected with piston rod 6 and piston tube 5 is the piston rod 5 is connected with piston tube 7, when the piston tube 1 is connected with piston rod 5, the piston rod 5 is connected with piston tube 5, the piston box 7 is connected with piston box 7, and the piston tube is connected with piston rod 9, when the piston box is connected with the piston tube is in the piston box 5, and the piston box is connected with the piston box 3, and the piston box is connected with the piston rod 3 through the piston rod 5, and the piston rod is connected with the piston rod 3, air in the piston cylinder 5 is injected into the piston box 7 through the connecting pipe 8, at the moment, the locking block 9 cannot slide downwards due to the fact that the locking block 9 is blocked by the upper surface of the test box 3, so that the air bag 10 expands until the test box 3 slides in place, at the moment, the side surface of the test box 3 passes through the locking block 9, and the locking block 9 slides downwards under the action of the shrinkage pressure of the air bag 10 to be attached to the side surface of the test box 3, and limiting of the test box 3 is completed.
The lower surface mounting of outer frame 1 has pivoted regulation pole 11, and the lower surface of outer frame 1 is provided with gliding displacement pole 12, and the upper end of displacement pole 12 is fixed to be provided with extrusion piece 13, and the inside gliding extrusion board 14 that is provided with of lower extreme side surface of outer frame 1, and the side surface fixation of extrusion board 14 is provided with atress board 15, regulation pole 11 and displacement pole 12 are threaded connection, and extrusion piece 13 of displacement pole 12 upper end is right trapezoid design, and extrusion piece 13 and extrusion board 14 are located same height, be connected with the spring between extrusion board 14 and the outer frame 1, and extrusion board 14 is located between extrusion piece 13 and displacement wheel 2, atress board 15 is right trapezoid design, and atress board 15 is located one side of extrusion piece 13, and the inclined plane of atress board 15 and the inclined plane of extrusion piece 13 are in opposite directions design, after test box 3 push-fit put in place, rotation regulation pole 11 this moment, it drives displacement pole 12 through the threaded connection with displacement pole 12 to slide, displacement pole 12 makes extrusion board 15 of extrusion board 15 through extrusion piece 13 and extrusion piece 14 be located same height, and displacement wheel 2 can drive displacement wheel 2 and displacement wheel 2 through displacement wheel 2 and displacement limiting the displacement of displacement wheel 2, can's rotation stability test 2.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a test box push-and-pull device with pulley limit structure, includes outer frame (1), displacement wheel (2), test box (3), push pedal (4) and piston cylinder (5), its characterized in that: the lower extreme of outer frame (1) is installed pivoted displacement wheel (2), and the inside of outer frame (1) has been placed test box (3), the inside of outer frame (1) is provided with push pedal (4), and the fixed surface of outer frame (1) at push pedal (4) place is provided with piston tube (5), and push pedal (4) are provided with piston rod (6) towards the fixed one end of piston tube (5), the fixed one end upper surface of outer frame (1) is provided with piston box (7), and is connected with connecting pipe (8) between piston box (7) and piston tube (5), the lower extreme of piston box (7) is run through by locking piece (9), and the upper end of piston box (7) is provided with gasbag (10), the lower surface mounting of outer frame (1) has pivoted regulation pole (11), and the lower surface of outer frame (1) is provided with gliding displacement pole (12), and the upper end of displacement pole (12) is provided with extrusion piece (13), the inside stripper plate (14) of lower extreme side surface of outer frame (1) is provided with stripper plate (14), and fixed surface (14).
2. The test box push-pull device with a pulley limit structure according to claim 1, wherein: the displacement wheels (2) are uniformly distributed inside the surfaces of the two sides of the outer frame (1), and the outer surfaces of the displacement wheels (2) are attached to the lower surface of the test box (3).
3. The test box push-pull device with a pulley limit structure according to claim 1, wherein: one end of the push plate (4) penetrates through the outer side surface of the outer frame (1), a spring is connected between one end of the push plate (4) penetrating through the outer side surface of the outer frame (1) and the outer frame (1), and the push plate (4) is in sliding connection with the outer frame (1).
4. The test box push-pull device with a pulley limit structure according to claim 1, wherein: the piston rod (6) is in sliding friction connection with the piston cylinder (5), and the piston cylinder (5) is communicated with the piston box (7) through the connecting pipe (8).
5. The test box push-pull device with a pulley limit structure according to claim 1, wherein: the locking block (9) is connected with the piston box (7) through a spring, the locking block (9) is in sliding friction connection with the piston box (7), and the lower end side surface of the locking block (9) is attached to the outer side surface of the outer frame (1).
6. The test box push-pull device with a pulley limit structure according to claim 1, wherein: the adjusting rod (11) is in threaded connection with the displacement rod (12), the extrusion block (13) at the upper end of the displacement rod (12) is of a right trapezoid design, and the extrusion block (13) and the extrusion plate (14) are located at the same height.
7. The test box push-pull device with a pulley limit structure according to claim 1, wherein: the spring is connected between the extrusion plate (14) and the outer frame (1), the extrusion plate (14) is located between the extrusion block (13) and the displacement wheel (2), the stress plate (15) is of right trapezoid design, the stress plate (15) is located on one side, facing the extrusion block (13), of the extrusion plate (14), and the inclined plane of the stress plate (15) is designed opposite to the inclined plane of the extrusion block (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322985903.7U CN221351543U (en) | 2023-11-06 | 2023-11-06 | Test box push-pull device with pulley limit structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322985903.7U CN221351543U (en) | 2023-11-06 | 2023-11-06 | Test box push-pull device with pulley limit structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221351543U true CN221351543U (en) | 2024-07-16 |
Family
ID=91846461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322985903.7U Active CN221351543U (en) | 2023-11-06 | 2023-11-06 | Test box push-pull device with pulley limit structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221351543U (en) |
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2023
- 2023-11-06 CN CN202322985903.7U patent/CN221351543U/en active Active
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