CN219890932U - Circuit breaker pulling force check out test set - Google Patents
Circuit breaker pulling force check out test set Download PDFInfo
- Publication number
- CN219890932U CN219890932U CN202320684275.6U CN202320684275U CN219890932U CN 219890932 U CN219890932 U CN 219890932U CN 202320684275 U CN202320684275 U CN 202320684275U CN 219890932 U CN219890932 U CN 219890932U
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- China
- Prior art keywords
- circuit breaker
- clamping
- mounting seat
- tension
- locking
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- 238000012360 testing method Methods 0.000 title description 6
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 238000001514 detection method Methods 0.000 claims abstract description 18
- 230000001360 synchronised effect Effects 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009864 tensile test Methods 0.000 description 1
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Abstract
The utility model relates to a circuit breaker tension detection device, comprising: a frame. The first clamping mechanism comprises a first mounting seat, two groups of first clamping arms and at least two sets of locking pieces, and the first mounting seat is detachably connected to the frame; the locking piece sliding connection is on first mount pad, and first arm lock sliding connection locking piece, first arm lock, first mount pad and locking piece cooperation centre gripping circuit breaker's base part. The second clamping mechanism comprises a second mounting seat and two groups of second clamping arms, wherein the two groups of second clamping arms are oppositely arranged and are in sliding connection on the second mounting seat, and the two groups of second clamping arms are matched with the control part for clamping the circuit breaker. And the lifting mechanism is used for driving the second clamping mechanism to move relative to the first clamping mechanism. And the tension sensor is connected with the lifting mechanism and the second mounting seat. And a controller. The utility model can detect the connection strength of all the upper terminals and the lower terminals on the same circuit breaker at one time, and is convenient and efficient.
Description
Technical Field
The utility model relates to the technical field of breaker detection equipment, in particular to breaker tension detection equipment.
Background
For a circuit breaker with a large volume, the circuit breaker is generally divided into two parts for processing respectively, wherein one part is a base part for connecting wires, and the other part is a control part for switching on and off. The base part is provided with a connecting terminal (hereinafter referred to as a lower terminal) and a conductive plug, and the conductive plug is inserted into the conductive slot to electrically connect the base part and the control part. The conductive socket is generally designed to be gradually narrowed from the bottom of the groove to the notch, so that the conductive plug can be ensured to be clamped, and the connection strength of the upper terminal and the lower terminal is ensured.
Because of errors in processing, in order to avoid the occasional problem of loose connection of the terminals, and the quality of the factory is affected, the current practice is to test the connection strength of all the upper terminals and the lower terminals. The specific detection method comprises the following steps: the upper and lower terminals are inserted first, and then it is checked with a constant pulling force whether the upper and lower terminals can be separated, and the inability to separate indicates that the connection strength of the pair of terminals is acceptable. However, this approach is advantageous for improving the quality of the manufactured products, but is relatively time-consuming and labor-consuming, and in the actual assembly process, because the base part and the control part are separately processed, the problem that the installation positions of the paired upper terminal and lower terminal cannot be matched easily occurs, which makes the earlier pairing detection not significant.
Disclosure of Invention
The utility model aims to provide a circuit breaker tension detection device which can detect the connection strength of all upper terminals and lower terminals on the same circuit breaker at one time, and is convenient and efficient.
To achieve the above object, the present utility model discloses a circuit breaker tension detecting apparatus, comprising:
a frame.
The first clamping mechanism comprises a first mounting seat, two groups of first clamping arms and at least two sets of locking pieces, and the first mounting seat is detachably connected to the frame; the locking piece sliding connection is on first mount pad, first arm lock sliding connection locking piece, first arm lock, first mount pad and locking piece cooperation centre gripping circuit breaker's base part.
The second clamping mechanism comprises a second mounting seat and two groups of second clamping arms, wherein the two groups of second clamping arms are oppositely arranged and are in sliding connection on the second mounting seat, and the two groups of second clamping arms are matched with the control part for clamping the circuit breaker.
And the lifting mechanism is used for driving the second clamping mechanism to move relative to the first clamping mechanism.
The first tension transmission part of the tension sensor is connected with the lifting mechanism, and the second tension transmission part of the tension sensor is connected with the second mounting seat.
And the controller is connected with the lifting mechanism and the tension sensor.
Preferably, two sides of the first mounting seat are provided with oblong holes in sliding fit with the locking piece, the bottom surface of the first mounting seat is provided with a plurality of cushion blocks, each oblong hole corresponds to two cushion blocks, and the two cushion blocks are matched to form a limiting groove for preventing the locking piece from rotating.
Preferably, the locking piece comprises a locking screw and a locking nut, the end head of the locking screw is in limit fit with the limit groove, and the screw rod part of the locking screw passes through the oblong hole and the first clamping arm and is in threaded connection with the locking nut.
Preferably, a guide rail is arranged on the second mounting seat, a sliding block is connected to the guide rail in a sliding manner, and the second clamping arm is fixedly connected with the sliding block.
Preferably, the second clamping mechanism comprises a synchronous assembly, the synchronous assembly comprises a synchronous gear and two synchronous racks, the synchronous gear is arranged between the two synchronous racks, the synchronous gear is rotationally connected with the second mounting seat, the synchronous racks are in sliding connection with the second mounting seat, and the two first clamping arms are respectively connected with the synchronous racks.
Preferably, the second clamping mechanism further comprises a stop screw for locking the second clamping arm, the stop screw is in threaded connection with the second clamping arm, and the stop screw can be abutted against the second mounting seat after being screwed.
Preferably, the second tension transmitting part of the tension sensor is connected with the middle position of the second mounting seat through a bolt.
Preferably, the lifting mechanism comprises a motor, a slide bar, a screw rod and a mounting plate, wherein the slide bar and the screw rod are mutually parallel, the slide bar is rotationally connected or fixedly connected to the frame, the slide bar is rotationally connected to the frame, and the motor is in transmission connection with the screw rod; the mounting plate is connected with the sliding rod in a sliding manner, and meanwhile, the mounting plate is also connected with the screw rod in a threaded manner; the first tension transmitting part of the tension sensor is connected with the mounting plate.
Preferably, the tension control device further comprises a display for displaying the tension value, and the display is connected with the controller.
Preferably, the device further comprises a protective coaming arranged outside the frame.
The utility model has the following beneficial effects:
according to the utility model, the base part of the circuit breaker can be fixed through the first clamping mechanism, the control part of the circuit breaker can be clamped through the second clamping mechanism, the second clamping mechanism is driven by the lifting mechanism to slowly move upwards, the base part of the circuit breaker and the control part can be separated, the pressure sensor can detect the tension condition in the separation process of the two lifting mechanisms and feed back the tension condition to the controller in the upward movement process of the lifting mechanism, so that the total separation tension of all upper terminals and lower terminals of the detected circuit breaker is obtained, and as long as the value meets the set requirement, the connection strength of all upper terminals and lower terminals on the circuit breaker can be judged to meet the requirement, the circuit breaker is convenient and quick, and the detection efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the present utility model.
Fig. 2 is a schematic view of another view of the present utility model.
Fig. 3 is a schematic view of the first clamping mechanism (with one first clamping arm hidden).
Fig. 4 is a schematic view of the bottom surface of the first clamping mechanism.
Fig. 5 is a schematic view of a second clamping mechanism.
Fig. 6 is a schematic diagram of a synchronization assembly.
Main component symbol description:
a frame 10;
the clamping device comprises a first clamping mechanism 20, a first mounting seat 21, a first clamping arm 22, a locking screw 23, a locking nut 24, a slotted hole 25 and a cushion block 26;
the second clamping mechanism 30, the second mounting seat 31, the second clamping arm 32, the guide rail 33, the sliding block 34, the synchronous gear 35, the synchronous rack 36 and the stop screw 37;
a motor 41, a slide bar 42, a screw 43 and a mounting plate 44;
a tension sensor 50;
a display 61, a controller 62;
the circuit breaker 70, the base portion 71, the operating portion 72, the lower terminal 73, the upper terminal 74.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent.
As shown in fig. 1 to 6, the present utility model discloses a circuit breaker tension detecting apparatus, comprising: the frame 10, the first clamping mechanism 20, the second clamping mechanism 30, the lifting mechanism, the tension sensor 50, the controller 62, the display 61, and the protective enclosure.
The first clamping mechanism 20 includes a first mounting seat 21, two sets of first clamping arms 22, and four sets of locking members, where each set of first clamping arms 22 is configured with two sets of locking members. The first mount 21 is detachably attached (clamped or bolted) to the frame 10 for ease of replacement. The locking member is slidably connected to the first mounting base 21, and the first clamping arm 22 is slidably connected to the locking member, and the first clamping arm 22, the first mounting base 21 and the locking member cooperate to clamp the base portion 71 of the circuit breaker.
Specifically, two oblong holes 25 in sliding fit with the locking member are respectively provided on two sides of the first mounting seat 21, and all oblong holes 25 are arranged in an array. Eight cushion blocks 26 are arranged on the bottom surface of the first mounting seat 21, each oblong hole 25 corresponds to two cushion blocks 26, and the two cushion blocks 26 are matched to form a limiting groove. The locking piece comprises a locking screw 23 and a locking nut 24, the end of the locking screw 23 is in limit fit with the limit groove, and after the locking piece is arranged, the locking screw 23 cannot rotate, so that the locking nut 24 can be conveniently screwed. The screw rod 43 of the locking screw 23 passes through the oblong hole 25 and the first clamping arm 22 to be connected with the locking nut 24 in a threaded manner. When the base portion 71 of the circuit breaker is locked, the base portion 71 can be conveniently placed between the two first clamping arms 22 by sliding the locking member, the first clamping arms 22 are placed on the lower terminals 73 at the two ends of the base portion 71, and the first clamping arms 22 are made to press the lower terminals 73, so that the locking fixation of the base portion 71 is completed.
The second clamping mechanism 30 comprises a second mounting seat 31, two groups of second clamping arms 32, a synchronizing assembly and a stop screw 37, two guide rails 33 are arranged on the second mounting seat 31, sliding blocks 34 are arranged on the guide rails 33, and the two groups of second clamping arms 32 are respectively connected with the sliding blocks 34, so that the second clamping arms 32 can slide relative to the second mounting seat 31. The two sets of second clamping arms 32 are oppositely arranged, the two sets of second clamping arms 32 are matched with the control part 72 capable of clamping the circuit breaker, and claw parts for avoiding the upper terminal 74 are arranged on the second clamping arms 32. The synchronizing assembly is used for centering the two groups of second clamping arms 32, so that the control part 72 can be located at the center of the second clamping mechanism 30 to facilitate tension detection, the synchronizing assembly comprises a synchronizing gear 35 and two synchronizing racks 36, the synchronizing gear 35 is arranged between the two synchronizing racks 36, wherein the synchronizing gear 35 is rotationally connected with the second mounting seat 31, the synchronizing racks 36 are slidably connected with the second mounting seat 31, and the two first clamping arms 22 (or the two sliding blocks 34) are respectively connected with the synchronizing racks 36. In order to avoid the drop of the control portion 72, the second clamping arm 32 needs to be locked, so that a stop screw 37 is provided, the stop screw 37 is connected to the second clamping arm 32 in a threaded manner, and the end of the stop screw 37 can abut against the second mounting seat 31 when being screwed, so that the second clamping arm 32 is prevented from sliding. The stop screw 37 may be provided on both second clamp arms 32, or the stop screw 37 may be provided on only either second clamp arm 32.
The lifting mechanism comprises a motor 41, a slide bar 42, a screw rod 43 and a mounting plate 44, wherein the slide bar 42 and the screw rod 43 are parallel to each other, the slide bar 42 is rotationally connected or fixedly connected to the frame 10, and the slide bar 42 is rotationally connected to the frame 10. The motor 41 is in driving connection with a screw 43. The mounting plate 44 is slidably connected to the slide rod 42, and at the same time, the mounting plate 44 is also threadedly connected to the screw 43. The motor 41 rotates to drive the screw 43 to rotate, so that the mounting plate 44 moves relative to the first clamping mechanism 20. The first tension transmission part of the tension sensor 50 is connected with the mounting plate 44, the second tension transmission part of the tension sensor 50 is connected with the middle position of the second mounting seat 31 through a bolt so as to facilitate the replacement of the second clamping mechanism 30, and the second mounting seat 31 can not rotate relative to the tension sensor 50, so that the control part 72 is ensured to be clamped stably, the stress of each pair of terminals on the circuit breaker is uniform, and the detection effectiveness is ensured. The controller 62 is connected to the motor 41 and the tension sensor 50.
In actual use, the circuit breaker with the base portion 71 and the control portion 72 connected is mounted on the second clamping mechanism 30, then the second clamping mechanism 30 is controlled to move downwards, so that the base portion 71 contacts the first mounting seat 21, then the second clamping arm 32 slides and is placed on the lower terminal 73, and the locking nut 24 is locked, and then a tensile test can be performed. After the base portion 71 and the handling portion 72 are separated, the controller 62 may summarize the feedback value of the tension sensor 50 during the test, wherein the maximum tension value is the separation strength. The tension value is displayed by a display 61, which display 61 is connected to a controller 62.
In order to avoid potential safety hazards caused by device collapse in the testing process, a protection coaming is arranged, and after the circuit breaker is installed, the protection coaming is placed outside the frame 10 for shielding, and then the testing is restarted.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (10)
1. A circuit breaker tension detection apparatus, comprising:
a frame;
the first clamping mechanism comprises a first mounting seat, two groups of first clamping arms and at least two sets of locking pieces, and the first mounting seat is detachably connected to the frame; the locking piece is connected to the first mounting seat in a sliding manner, the first clamping arm is connected with the locking piece in a sliding manner, and the first clamping arm, the first mounting seat and the locking piece are matched with the base part of the clamping circuit breaker;
the second clamping mechanism comprises a second mounting seat and two groups of second clamping arms, the two groups of second clamping arms are oppositely arranged and are connected to the second mounting seat in a sliding manner, and the two groups of second clamping arms are matched with the control part for clamping the circuit breaker;
the lifting mechanism is used for driving the second clamping mechanism to move relative to the first clamping mechanism;
the first tension transmission part of the tension sensor is connected with the lifting mechanism, and the second tension transmission part of the tension sensor is connected with the second mounting seat;
and the controller is connected with the lifting mechanism and the tension sensor.
2. The circuit breaker tension detection apparatus of claim 1, wherein: the two sides of the first installation seat are respectively provided with a slotted hole in sliding fit with the locking piece, the bottom surface of the first installation seat is provided with a plurality of cushion blocks, each slotted hole corresponds to two cushion blocks, and the two cushion blocks are matched to form a limiting groove for preventing the locking piece from rotating.
3. The circuit breaker tension detection apparatus of claim 2, wherein: the locking piece comprises a locking screw and a locking nut, the end head of the locking screw is in limit fit with the limit groove, and the screw rod part of the locking screw penetrates through the oblong hole and the first clamping arm and is in threaded connection with the locking nut.
4. The circuit breaker tension detection apparatus of claim 1, wherein: the second mounting seat is provided with a guide rail, the guide rail is connected with a sliding block in a sliding mode, and the second clamping arm is fixedly connected with the sliding block.
5. The circuit breaker tension detection apparatus of claim 1, wherein: the second clamping mechanism comprises a synchronous assembly, the synchronous assembly comprises a synchronous gear and two synchronous racks, the synchronous gear is arranged between the two synchronous racks, the synchronous gear is rotationally connected with a second mounting seat, the synchronous racks are in sliding connection with the second mounting seat, and the two first clamping arms are respectively connected with the synchronous racks.
6. The circuit breaker tension detection apparatus of claim 1, wherein: the second clamping mechanism further comprises a stop screw used for locking the second clamping arm, the stop screw is connected to the second clamping arm in a threaded mode, and the stop screw can be abutted to the second mounting seat after being rotated.
7. The circuit breaker tension detection apparatus of claim 1, wherein: the second tension transmitting part of the tension sensor is connected with the middle position of the second mounting seat through a bolt.
8. The circuit breaker tension detection apparatus of claim 1, wherein: the lifting mechanism comprises a motor, a slide bar, a screw rod and a mounting plate, wherein the slide bar and the screw rod are mutually parallel, the slide bar is rotationally connected or fixedly connected to the frame, the slide bar is rotationally connected to the frame, and the motor is in transmission connection with the screw rod; the mounting plate is connected with the sliding rod in a sliding manner, and meanwhile, the mounting plate is also connected with the screw rod in a threaded manner; the first tension transmitting part of the tension sensor is connected with the mounting plate.
9. The circuit breaker tension detection apparatus of claim 1, wherein: the tension control device also comprises a display for displaying the tension value, and the display is connected with the controller.
10. The circuit breaker tension detection apparatus of claim 1, wherein: the device also comprises a protection coaming arranged outside the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320684275.6U CN219890932U (en) | 2023-03-31 | 2023-03-31 | Circuit breaker pulling force check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320684275.6U CN219890932U (en) | 2023-03-31 | 2023-03-31 | Circuit breaker pulling force check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219890932U true CN219890932U (en) | 2023-10-24 |
Family
ID=88408095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320684275.6U Active CN219890932U (en) | 2023-03-31 | 2023-03-31 | Circuit breaker pulling force check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219890932U (en) |
-
2023
- 2023-03-31 CN CN202320684275.6U patent/CN219890932U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |