CN211320743U - Mining explosion-proof switch of circuit breaker limiting combination device - Google Patents
Mining explosion-proof switch of circuit breaker limiting combination device Download PDFInfo
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- CN211320743U CN211320743U CN202020225579.2U CN202020225579U CN211320743U CN 211320743 U CN211320743 U CN 211320743U CN 202020225579 U CN202020225579 U CN 202020225579U CN 211320743 U CN211320743 U CN 211320743U
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- circuit breaker
- switch
- trolley
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- main cavity
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- 238000005065 mining Methods 0.000 title claims abstract description 12
- 238000002955 isolation Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000001012 protector Effects 0.000 claims description 7
- 239000002131 composite material Substances 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 3
- 230000009977 dual effect Effects 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model relates to a mining flame proof switch of circuit breaker spacing composite set, including wiring chamber, isolation chamber and main chamber, the main chamber top is wiring chamber and isolation chamber, and dolly type circuit breaker is installed in the main chamber, the fixed circuit breaker drag hook in dolly type circuit breaker front portion, rear portion installation stop gear; the circuit breaker support is arranged in the main cavity and between the switch front door and the trolley type circuit breaker, the bottom of the circuit breaker support is arranged on the main cavity through a rotating shaft, and the front end and the rear end of the trolley type circuit breaker are respectively contacted with the trolley circuit breaker support and the limiting mechanism during switching-on, so that the trolley circuit breaker is accurately positioned in the switch main cavity; adopt shutting subassembly and stop gear to carry on spacingly to dolly formula circuit breaker, personnel can effectually avoid the maloperation when closing a floodgate or separating brake to the circuit breaker, avoid the emergence of accident, improve the security.
Description
Technical Field
The utility model relates to a circuit breaker application, in particular to circuit breaker spacing composite set's mining flame proof switch.
Background
After the circuit breaker is installed, for safety or other needs, the circuit breaker and the circuit breaker associated equipment do not allow operation in the closing state, the circuit breaker and the circuit breaker associated equipment do not allow the circuit breaker to perform closing operation in the opening state, but some people may operate without knowing the operation, or people who know the operation rules operate by mistake due to negligence, and the occurrence of the above conditions can cause accidents, harm to personnel and production safety.
Disclosure of Invention
In order to solve the technical problem, the utility model relates to a circuit breaker spacing composite set's mining flame proof switch, its technical scheme is:
the trolley type circuit breaker comprises a wiring cavity, an isolation cavity and a main cavity, wherein the wiring cavity and the isolation cavity are arranged at the top of the main cavity, the trolley type circuit breaker is arranged in the main cavity, a circuit breaker draw hook is fixed at the front part of the trolley type circuit breaker, and a limiting mechanism is arranged at the rear part of the trolley type circuit breaker; the circuit breaker support is arranged in the main cavity and between the switch front door and the trolley type circuit breaker, the bottom of the circuit breaker support is arranged on the main cavity through a rotating shaft, and the front end and the rear end of the trolley type circuit breaker are respectively contacted with the trolley circuit breaker support and the limiting mechanism during switching-on, so that the trolley circuit breaker is accurately positioned in the switch main cavity;
the trolley circuit breaker support comprises a left guide rail, a right guide rail and a cross brace, the left guide rail and the right guide rail are symmetrically arranged, the bottom and the top of the trolley circuit breaker support are respectively and transversely fixed on the cross brace, a locking assembly is fixed in the middle of the cross brace at the top through a bolt, and the locking assembly comprises a pin shaft seat, a pin shaft, a spring and a pull ring.
Furthermore, a display screen, a button and a protector are arranged on the switch front door, the display screen is located on the upper portion of the inner side of the switch front door, the button is located in the middle of the inner side of the switch front door, and the protector is located on the lower portion of the inner side of the switch front door.
Further, be equipped with the inlet wire terminal in the wiring intracavity, keep apart the intracavity and be equipped with insulating lead device and isolation switch, keep apart the switch edge of a knife and be connected with the inlet wire terminal, insulating lead device passes through the wire and is connected with inlet wire quick-operation joint, and the inlet wire side and the inlet wire quick-operation joint of dolly formula circuit breaker are connected, and the outlet wire side and the quick-operation joint that is qualified for the next round of competitions of dolly formula circuit breaker are connected, and the quick plug that is qualified for the next round of competitions is connected with the.
Furthermore, the circuit breaker adopts an integral trolley type, 4 wheels are mounted on the bottom frame, and the limiting mechanism is an adjustable limiting stop block.
The utility model has the advantages that: the utility model relates to a circuit breaker spacing composite set's mining flame proof switch adopts shutting subassembly and stop gear to carry on spacingly to dolly formula circuit breaker, and personnel can effectually avoid the maloperation when closing a floodgate or separating brake to the circuit breaker, avoid the emergence of accident, improve the security.
Drawings
Fig. 1 is a schematic structural view of the circuit breaker support of the present invention;
FIG. 2 is a schematic view of the latch assembly;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a side view of the latch assembly;
as shown in the figure, 1 power wiring control, 2 inlet wire terminals, 3 isolation chambers, 4 insulation lead devices, 5 isolation disconnecting link, 6 main chambers, 7 locking components, 8 breaker supports, 9 display screens, 10 buttons, 11 trolley type breakers, 12 protectors, 13 breaker drag hooks, 14 limiting mechanisms, 15 outlet quick connectors, 16 inlet wire quick connectors, 17 rotating shafts, 18 left guide rails, 19 cross braces I, 20 pin shaft seats, 21 pin shafts, 22 springs, 23 cross braces II, 24 right guide rails, 25 main chamber inner walls, 26 baffle plates and 27 bolts.
Detailed Description
As shown in the drawing, the utility model relates to a circuit breaker spacing composite set's mining flame proof switch, including wiring chamber 1, keep apart chamber 3 and main cavity 6, the main cavity top is wiring chamber and isolation chamber, the wiring intracavity is equipped with inlet wire terminal 2, it is equipped with insulating lead wire device 4 and isolation switch 5 to keep apart the intracavity, the main cavity front side is the switch qianmen, its bottom installation dolly formula circuit breaker 11 in, dolly formula circuit breaker rear portion installation inlet wire quick-operation joint 16 with appear quick-operation joint 15, keep apart the switch edge of a knife and inlet wire terminal connection, insulating lead wire device passes through the wire and is connected with inlet wire quick-operation joint, dolly formula circuit breaker's inlet wire side and inlet wire quick-operation joint are connected, dolly formula circuit breaker's outlet wire side and outlet wire quick-operation joint are connected, outlet wire quick-operation plug passes. And the quick outlet plug is connected with the outlet wiring terminal of the main cavity through a wire.
A circuit breaker draw hook 13 is fixed at the front part of the trolley type circuit breaker, the trolley type circuit breaker can be conveniently drawn out after a switch front door is opened, a magnet is fixedly arranged at the rear bottom of the trolley type circuit breaker, and a limiting mechanism 14 is an adjustable limiting stop block; the circuit breaker adopts an integral trolley type, 4 wheels are arranged on the bottom frame, and the circuit breaker can be pushed and pulled out on a track of a bottom plate of the main cavity and a flat square frame type guide rail. When repairing or replacing, the box door can be opened, and the box is pulled out by the square guide rail. The limiting mechanism is a stop block with adjustable limiting. A breaker support 8 is arranged between a switch front door and a trolley type breaker, the bottom of the breaker support is arranged on a main cavity through a rotating shaft 17, the front end and the rear end of the trolley type breaker are respectively in contact connection with the bottom of the breaker support and a limiting mechanism during closing, and a locking component 7 on the breaker support (as shown in fig. 2 and fig. 4, fig. 2 is an enlarged view of a part B in fig. 1, and fig. 4 is an enlarged view of a part A in fig. 3, which are both a locking component structure schematic diagram and a side view.) and the limiting mechanism at the rear part of the trolley type breaker can achieve double limiting, and the closing is safer and more reliable;
the circuit breaker support comprises a left guide rail 18, a right guide rail 24 and a cross brace, the left guide rail and the right guide rail are symmetrically arranged, the bottom and the top of the circuit breaker support are respectively and transversely fixed with the cross brace I19 and the cross brace II23, and when the circuit breaker is switched on and switched off, the trolley type circuit breaker is pulled out and pushed into the guide rails. The locking assembly comprises a pin shaft seat, a pin shaft and a spring, the middle of the top cross arm is fixed with the locking assembly through a bolt 27, and the locking assembly comprises a pin shaft seat 20, a pin shaft, a spring and a pull ring. A through hole is arranged in the pin shaft seat, a spring 22 is arranged at the through hole, the pin shaft 21 penetrates through the spring, and a cross brace hole penetrated by the pin shaft is arranged at the position of the cross brace corresponding to the through hole; the diameter of the through hole in the pin shaft seat is larger than that of the cross brace hole, the connecting lever is fixed at one end of the pin shaft, the other end of the pin shaft is in contact with the baffle plate 26 on the inner wall 25 of the main cavity during closing, and the connecting lever of the pin shaft is rotated, so that the trolley type circuit breaker is more stable and firm during closing. During operation, the pin shaft is inserted into the inner side of the fixed baffle plate to fix the trolley breaker bracket; when the trolley breaker is overhauled, the pull ring is pulled down, the pin shaft is separated from the fixed baffle, the trolley breaker support rotates around the rotating shaft and is horizontal, and the trolley breaker can be freely pulled out of and pushed into the trolley breaker support.
Furthermore, a display screen 9, a button 10 and a protector 12 are arranged on the switch front door, the display screen is positioned on the upper portion of the inner side of the switch front door, the button is positioned in the middle of the inner side of the switch front door, and the protector is positioned on the lower portion of the inner side of the switch front door.
The utility model relates to a circuit breaker spacing composite set's mining flame proof switch adopts shutting subassembly and stop gear to carry out dual spacing to dolly formula circuit breaker, and personnel can effectually avoid the maloperation when closing a floodgate or separating brake to the circuit breaker, avoid the emergence of accident, improve the security.
The utility model discloses operation process:
before the equipment is powered on, whether the isolation disconnecting link and the trolley type circuit breaker are switched on in place or not is checked, and the equipment is powered on after the equipment is qualified. When the power is cut off and the maintenance is carried out, the trolley type circuit breaker is disconnected firstly, and then the isolation disconnecting link is pulled, so that the cavity of the whole circuit breaker is uncharged, and the maintenance safety is improved. When the trolley type circuit breaker needs to be overhauled, the pin shaft is rotated firstly, the pin shaft is pulled downwards, the circuit breaker support is laid flat, the trolley type circuit breaker is pulled out, and the workload of disassembling the circuit breaker is reduced. After the overhaul finishes, impel dolly formula circuit breaker, stop gear carries on spacingly, places the circuit breaker support is vertical again, upwards promotes round pin axle and rotates the round pin axle, makes dolly formula circuit breaker can reach dual spacing, increases the security. In a normal operation state of the switch (i.e., when the switch is in a closed state), the incoming line side and the outgoing line side of the trolley type circuit breaker are conducted.
The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and all the technical matters of the present invention are to make any simple modification, equivalent change and modification to the above embodiments, and still belong to the protection scope of the present invention.
Claims (4)
1. A mining flame-proof switch of a circuit breaker limiting combination device comprises a wiring cavity, an isolation cavity and a main cavity, wherein the wiring cavity and the isolation cavity are arranged at the top of the main cavity; the circuit breaker support is arranged in the main cavity and between the switch front door and the trolley type circuit breaker, the bottom of the circuit breaker support is arranged on the main cavity through a rotating shaft, and the front end and the rear end of the trolley type circuit breaker are respectively contacted with the trolley circuit breaker support and the limiting mechanism during switching-on, so that the trolley circuit breaker is accurately positioned in the switch main cavity; the trolley circuit breaker support comprises a left guide rail, a right guide rail and a cross brace, the left guide rail and the right guide rail are symmetrically arranged, the bottom and the top of the trolley circuit breaker support are respectively and transversely fixed on the cross brace, a locking assembly is fixed in the middle of the cross brace at the top through a bolt, and the locking assembly comprises a pin shaft seat, a pin shaft, a spring and a pull ring.
2. The mining explosion-proof switch of the circuit breaker limiting combination device according to claim 1, wherein a display screen, a button and a protector are arranged on the front door of the switch, the display screen is positioned on the upper portion of the inner side of the front door of the switch, the button is positioned in the middle of the inner side of the front door of the switch, and the protector is positioned on the lower portion of the inner side of the front door of the switch.
3. The mining flameproof switch of the circuit breaker limiting combination device according to claim 1, wherein a wire inlet binding post is arranged in the wiring cavity, an insulating lead device and an isolating switch are arranged in the isolating cavity, an isolating switch knife edge is connected with the wire inlet binding post, the insulating lead device is connected with a wire inlet quick connector through a wire, a wire inlet side of the trolley type circuit breaker is connected with the wire inlet quick connector, a wire outlet side of the trolley type circuit breaker is connected with a wire outlet quick connector, and a wire outlet quick plug is connected with a wire outlet binding post of the main cavity through a wire.
4. The mining explosion-proof switch of the circuit breaker limiting combination device according to claim 1, wherein the circuit breaker adopts an integral trolley type, 4 wheels are mounted on a bottom frame, and a limiting mechanism is an adjustable limiting stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020225579.2U CN211320743U (en) | 2020-02-28 | 2020-02-28 | Mining explosion-proof switch of circuit breaker limiting combination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020225579.2U CN211320743U (en) | 2020-02-28 | 2020-02-28 | Mining explosion-proof switch of circuit breaker limiting combination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211320743U true CN211320743U (en) | 2020-08-21 |
Family
ID=72053936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020225579.2U Active CN211320743U (en) | 2020-02-28 | 2020-02-28 | Mining explosion-proof switch of circuit breaker limiting combination device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211320743U (en) |
-
2020
- 2020-02-28 CN CN202020225579.2U patent/CN211320743U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Cao Xinpeng Inventor after: Song Zhenyu Inventor after: Liu Liangfei Inventor after: Hao Junjie Inventor after: Su Rongbo Inventor after: Li Yuxin Inventor after: Li Zong Inventor after: Li Jinlun Inventor after: Dong Zhongbin Inventor before: Cao Xinpeng Inventor before: Song Zhenyu Inventor before: Liu Liangfei Inventor before: He Junjie Inventor before: Su Rongbo Inventor before: Li Yuxin Inventor before: Li Zong Inventor before: Li Jinlun Inventor before: Dong Zhongbin |
|
| CB03 | Change of inventor or designer information |