CN210129475U - Low-voltage draw-out type switch cabinet circuit breaker operating mechanism - Google Patents
Low-voltage draw-out type switch cabinet circuit breaker operating mechanism Download PDFInfo
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- CN210129475U CN210129475U CN201921022968.9U CN201921022968U CN210129475U CN 210129475 U CN210129475 U CN 210129475U CN 201921022968 U CN201921022968 U CN 201921022968U CN 210129475 U CN210129475 U CN 210129475U
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Abstract
The utility model relates to a cubical switchboard field, low pressure pull-out type cubical switchboard circuit breaker operating device, first pendulum articulate on the support body through the middle of first rotation, and second pendulum handle and tup junction are equipped with second rotation center, and the second pendulum articulates on the support body through second rotation center, the outer top surface of the tup of first pendulum and second pendulum is the arc, and the outer top surface of the tup of first pendulum all is equipped with first tooth group, and the outer top surface of the tup of second pendulum all is equipped with second tooth group, and first tooth group and second tooth group are kneaded in each other tooth; the hammer handle of the second pendulum hammer is provided with an inner guide hole arranged along the extension direction of the hammer handle, a frame body guide hole extending in a straight line is arranged at the position of the frame body opposite to the inner guide hole, and the linkage rod is inserted in the inner guide hole and the frame body guide hole; when the first pendulum bob swings downwards, the second pendulum bob can be driven to swing, and the linkage rod is driven to linearly move in the guide hole of the frame body. It can realize compact transmission, realize multiple operations such as count, code and switch.
Description
Technical Field
The utility model relates to a cubical switchboard field, especially operating device of circuit breaker.
Background
The universal circuit breaker is also called frame type circuit breaker, and is a mechanical switch electric appliance which can connect, bear and break the current under the normal circuit condition, and can also connect, bear and break the current for a certain time under the specified abnormal circuit condition. The universal circuit breaker is suitable for a distribution network with the voltage of 380V, 660V or 440V of direct current of 50Hz and the current of 3900A, is used for distributing electric energy and protecting overload, undervoltage, short circuit and the like of a line and power equipment, and can be used for infrequent conversion of the line under normal conditions.
The circuit breaker operating mechanism in the prior art has poor reset linkage function and poor action limiting capability, and after repeated opening and closing, part of the action mechanisms fail due to untight fit clearance, so that the problems of wrong counting and the like are caused.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a low pressure pull-out type cubical switchboard circuit breaker operating device, it can realize inseparable transmission, realizes multiple operations such as count, code and switch.
In order to achieve the above object, the utility model adopts the following technical scheme:
the circuit breaker operating mechanism comprises a frame body, a first pendulum bob, a second pendulum bob and a linkage rod, wherein the first pendulum bob and the second pendulum bob are respectively provided with a hammer head and a hammer handle, the tail part of the hammer handle of the first pendulum bob is provided with a first rotating center, the first pendulum bob is hinged on the frame body through a first rotating middle, the joint of the second pendulum bob handle and the hammer head is provided with a second rotating center, the second pendulum bob is hinged on the frame body through the second rotating center, so that the first pendulum bob and the second pendulum bob can vertically swing, the outer top end surfaces of the hammer heads of the first pendulum bob and the second pendulum bob are both arc-shaped, the outer top end surface of the first pendulum bob hammer head is provided with a first tooth group, the outer top end surface of the second pendulum bob hammer head is provided with a second tooth group, and the first tooth group and the second tooth group are kneaded with each other; the hammer handle of the second pendulum hammer is provided with an inner guide hole arranged along the extension direction of the hammer handle, a frame body guide hole extending in a straight line is arranged at the position of the frame body opposite to the inner guide hole, and the linkage rod is inserted into the inner guide hole and the frame body guide hole;
when the first pendulum bob swings downwards, the second pendulum bob can be driven to swing, and the linkage rod is driven to linearly move in the guide hole of the frame body.
Preferably, the frame body is provided with a tension spring, the first end of the tension spring is connected with the frame body, the second end of the tension spring is connected with the first pendulum bob main body, and the tension spring is used for providing upward reset tension for the hammer head of the first pendulum bob.
Preferably, the hammer head of the first pendulum is provided with a limiting hole extending along the rotation direction of the first pendulum, a fixedly arranged limiting rod is inserted into the limiting block, and when the first pendulum is at the upper limit position, the limiting rod is positioned at the lower tail end of the limiting hole; when the first pendulum bob is at the lower limit position, the limiting rod is positioned at the upper tail end of the limiting hole.
Preferably, the limiting hole is formed in the upper half portion of the first pendulum hammer head, and a balancing weight is arranged on the lower half portion of the first pendulum hammer head.
Preferably, the frame body is a frame structure made of non-metal non-conductive materials.
Preferably, the frame body is of a square structure, and the action ranges of the hammer heads of the first pendulum bob and the second pendulum bob are located in the hollow area of the frame body.
Preferably, the limiting rod is a part of the frame body extending out and is integrally formed with the frame body.
Preferably, the diameter of the linkage rod is matched with the width of the frame body guide hole and the width of the inner guide hole, so that the linkage rod can slide in the frame body guide hole and the inner guide hole without looseness.
Use the utility model discloses a beneficial effect is:
this device is through the cooperation of first pendulum and second pendulum, at the downward atress of first pendulum, perhaps first pendulum below bearing thing withdraws the time, first pendulum can the lower hem, then first pendulum drives the second pendulum and rotates simultaneously, utilize the second pendulum, the support body guiding hole, the fork mechanism that pulls out that interior guiding hole and gangbar are constituteed makes gangbar rectilinear movement, in order to realize for example similar components and parts counts such as encoder and counter, perhaps pass through outer linked switch, realize the switch operation, but this mechanism wide application is in the multiple field of cubical switchboard, form general purpose operating device.
Drawings
Fig. 1 is the utility model discloses low pressure pull-out type cubical switchboard circuit breaker operating device overall structure schematic diagram.
The reference numerals include:
100-frame body, 110-tension spring, 120-component, 130-frame body guide hole, 200-first pendulum bob, 210-first rotation center, 220-first tooth group, 230-limiting hole, 240-balancing weight, 250-limiting rod, 300-second pendulum bob, 310-second rotation center, 320-second tooth group, 330-inner guide hole and 340-linkage rod.
Detailed Description
In order to make the purpose, technical solution and advantages of the present technical solution more clear, the present technical solution is further described in detail below with reference to specific embodiments. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present teachings.
As shown in fig. 1, the operating mechanism of the low voltage draw-out type switch cabinet breaker according to the embodiment includes a frame body 100, a first pendulum 200, a second pendulum 300 and a linkage rod 340, wherein the first pendulum 200 and the second pendulum 300 both have a hammer head and a hammer handle, wherein the tail of the hammer handle of the first pendulum 200 is provided with a first rotation center 210, the first pendulum 200 is hinged on the frame body 100 through the first rotation center, the joint of the hammer handle and the hammer head of the second pendulum 300 is provided with a second rotation center 310, the second pendulum 300 is hinged on the frame body 100 through the second rotation center 310, the first pendulum bob 200 and the second pendulum bob 300 can vertically swing, the outer top end surfaces of the hammerheads of the first pendulum bob 200 and the second pendulum bob 300 are both arc-shaped, the first tooth group 220 is arranged on the outer top end surface of the hammerhead of the first pendulum bob 200, the second tooth group 320 is arranged on the outer top end surface of the hammerhead of the second pendulum bob 300, and the first tooth group 220 and the second tooth group 320 are meshed and kneaded with each other; the hammer handle of the second pendulum 300 is provided with an inner guide hole 330 arranged along the extension direction of the hammer handle, a linearly extending frame body guide hole 130 is arranged at the position of the frame body 100 opposite to the inner guide hole 330, and the linkage rod 340 is inserted in the inner guide hole 330 and the frame body guide hole 130; when the first pendulum bob 200 swings down, the second pendulum bob 300 is driven to swing, and the linkage rod 340 is driven to move linearly in the frame body guide hole 130.
The frame body 100 is provided with a tension spring 110, a first end of the tension spring 110 is connected to the frame body 100, a second end of the tension spring 110 is connected to the main body of the first pendulum 200, and the tension spring 110 is used for providing an upward reset tension to the hammer head of the first pendulum 200.
Specifically, when the device is used for bearing a force downwards on the first pendulum bob 200 through the matching of the first pendulum bob 200 and the second pendulum bob 300 or bearing an object under the first pendulum bob 200 is evacuated, the gravity of the first pendulum bob 200 is greater than the tension of the tension spring 110, the first pendulum bob 200 can swing downwards, the first pendulum bob 200 and the second pendulum bob 300 are meshed through the first tooth group 220 and the second tooth group 320 so as to drive the second pendulum bob 300 to swing downwards, the first tooth group 220 and the second tooth group 320 are meshed oppositely to drive the second pendulum bob 300 to rotate along the second rotation center 310, and in the linkage rod 340 part, the linkage rod 340 drives the transverse movement due to the hammer handle of the second pendulum bob 300. And simultaneously, the linkage rod 340 also moves in the inner guide hole 330, so that the action similar to that of a fork pulling mechanism is formed.
This device is through the cooperation of first pendulum 200 and second pendulum 300, at first pendulum 200 atress downwards, or when first pendulum 200 below bearing thing withdrawed, first pendulum 200 can the lower pendulum, then first pendulum 200 drives second pendulum 300 and rotates simultaneously, utilize second pendulum 300, support body guiding hole 130, the fork mechanism that pulls out that interior guiding hole 330 and gangbar 340 are constituteed makes gangbar 340 rectilinear movement, in order to realize for example similar components and parts 120 counts such as encoder and counter, perhaps through outer linked switch, realize the switch operation, but this mechanism wide application is in the multiple field of cubical switchboard, form general purpose operating device.
The hammer head of the first pendulum bob 200 is provided with a limiting hole 230 extending along the rotation direction of the first pendulum bob 200, a fixedly arranged limiting rod 250 is inserted into the limiting block, and when the first pendulum bob 200 is at the upper limit position, the limiting rod 250 is positioned at the lower tail end of the limiting hole 230; when the first pendulum 200 is at the lower limit position, the stopper rod 250 is located at the upper end of the stopper hole 230. The limiting rod 250 is matched with the limiting hole 230, so that the upper limit moving position and the lower limit moving position of the pendulum bob can be controlled, and meanwhile, the guiding function can be achieved, and the swinging range of the first pendulum bob 200 is limited within a controllable range when the first pendulum bob swings.
The limiting hole 230 is disposed in the upper half of the first pendulum 200, and the lower half of the first pendulum 200 is disposed with a weight 240. The weight 240 may be provided with different weights according to the weight of the first bob 200 and the tension of the tension spring 110.
Preferably, the frame body 100 is a frame structure made of a non-metal non-conductive material, and in other embodiments, the first pendulum 200 and the second pendulum 300 are both made of a non-metal non-conductive material.
The frame body 100 is in a structure like a Chinese character 'kou', and the action ranges of the hammer head of the first pendulum bob 200 and the hammer head of the second pendulum bob 300 are located in the hollow area of the frame body 100, so that the first pendulum bob 200 and the second pendulum bob 300 can be conveniently detached.
The limiting rod 250 is a part of the frame body 100 extending out and is integrally formed with the frame body 100.
The diameter of the linkage bar 340 is matched to the width of the frame body guide hole 130 and the inner guide hole 330 so that the linkage bar 340 can slide without slip in the frame body guide hole 130 and the inner guide hole 330.
The foregoing is only a preferred embodiment of the present invention, and many variations can be made in the specific embodiments and applications of the present invention by those skilled in the art without departing from the spirit of the present invention.
Claims (8)
1. Low pressure pull-out type cubical switchboard circuit breaker operating device, its characterized in that: the linkage device comprises a frame body, a first pendulum bob, a second pendulum bob and a linkage rod, wherein the first pendulum bob and the second pendulum bob are respectively provided with a hammer head and a hammer handle, the tail part of the hammer handle of the first pendulum bob is provided with a first rotation center, the first pendulum bob is hinged on the frame body through a first rotation middle, the joint of the hammer handle of the second pendulum bob and the hammer head is provided with a second rotation center, the second pendulum bob is hinged on the frame body through a second rotation center, so that the first pendulum bob and the second pendulum bob can vertically swing, the outer top end surfaces of the hammer heads of the first pendulum bob and the second pendulum bob are both arc-shaped, the outer top end surface of the hammer head of the first pendulum bob is provided with a first tooth group, the outer top end surface of the hammer head of the second pendulum bob is provided with a second tooth group, and the first tooth group and the second tooth group are mutually engaged; the hammer handle of the second pendulum hammer is provided with an inner guide hole arranged along the extension direction of the hammer handle, a frame body guide hole extending in a straight line is arranged at the position of the frame body opposite to the inner guide hole, and the linkage rod is inserted into the inner guide hole and the frame body guide hole;
when the first pendulum bob swings downwards, the second pendulum bob can be driven to swing, and the linkage rod is driven to linearly move in the guide hole of the frame body.
2. The low voltage draw out switchgear circuit breaker operating mechanism of claim 1, wherein: the support body is provided with a tension spring, the first end of the tension spring is connected with the support body, the second end of the tension spring is connected with the first pendulum bob main body, and the tension spring is used for providing upward reset tension for the hammer head of the first pendulum bob.
3. The low voltage draw out switchgear circuit breaker operating mechanism of claim 1, wherein: the first pendulum bob is provided with a limiting hole extending along the rotation direction of the first pendulum bob, a fixedly arranged limiting rod is inserted into the limiting block, and when the first pendulum bob is at the upper limit position, the limiting rod is positioned at the lower tail end of the limiting hole; when the first pendulum bob is at the lower limit position, the limiting rod is positioned at the upper tail end of the limiting hole.
4. The low voltage draw out switchgear circuit breaker operating mechanism of claim 3, wherein: the limiting hole is formed in the upper half part of the first pendulum hammer head, and a balancing weight is arranged on the lower half part of the first pendulum hammer head.
5. The low voltage draw out switchgear circuit breaker operating mechanism of claim 1, wherein: the frame body is a frame structure made of non-metal non-conducting materials.
6. The low voltage draw out switchgear circuit breaker operating mechanism of claim 5, wherein: the frame body is of a square structure, and the action ranges of the hammer head of the first pendulum hammer and the hammer head of the second pendulum hammer are located in the hollow area of the frame body.
7. The low voltage draw out switchgear circuit breaker operating mechanism of claim 3, wherein: the limiting rod is a part extending out of the frame body and is integrally formed with the frame body.
8. The low voltage draw out switchgear circuit breaker operating mechanism of any of claims 1 to 7, wherein: the diameter of the linkage rod is matched with the widths of the support body guide hole and the inner guide hole, so that the linkage rod can slide in the support body guide hole and the inner guide hole without spaciousness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022968.9U CN210129475U (en) | 2019-07-03 | 2019-07-03 | Low-voltage draw-out type switch cabinet circuit breaker operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022968.9U CN210129475U (en) | 2019-07-03 | 2019-07-03 | Low-voltage draw-out type switch cabinet circuit breaker operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210129475U true CN210129475U (en) | 2020-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921022968.9U Active CN210129475U (en) | 2019-07-03 | 2019-07-03 | Low-voltage draw-out type switch cabinet circuit breaker operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210129475U (en) |
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2019
- 2019-07-03 CN CN201921022968.9U patent/CN210129475U/en active Active
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