CN219591938U - Explosion-proof junction box power-off protection device - Google Patents

Explosion-proof junction box power-off protection device Download PDF

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Publication number
CN219591938U
CN219591938U CN202320218090.6U CN202320218090U CN219591938U CN 219591938 U CN219591938 U CN 219591938U CN 202320218090 U CN202320218090 U CN 202320218090U CN 219591938 U CN219591938 U CN 219591938U
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CN
China
Prior art keywords
power
protector
explosion
junction box
proof junction
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Active
Application number
CN202320218090.6U
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Chinese (zh)
Inventor
王稼逸
王挺丰
龚昱舟
徐赛杰
薛梅
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Qidong Explosion Proof Electrical Instruments Co ltd
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Qidong Explosion Proof Electrical Instruments Co ltd
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Priority to CN202320218090.6U priority Critical patent/CN219591938U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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Abstract

The utility model relates to the technical field of power-off protection, in particular to a power-off protection device of an explosion-proof junction box, which is fixedly arranged in the explosion-proof junction box and can carry out circuit-breaking protection on a junction circuit; a moving part: the power-off protector is arranged at the lower sides of the front and rear sides of the power-off protector and is used for sliding the power-off protector to the fixed part; a fixing portion: the power-off protector is arranged on the upper sides of the front and rear sides of the power-off protector and used for fixing the power-off protector, the power-off protector can be accurately and quickly slid to a fixed position to be fixed through the sliding part, meanwhile, the sliding part can also play a limiting role on the power-off protector, the power-off protector can be quickly and effectively fixed through the fixing part, the power-off protector is firmly fixed inside the explosion-proof box, the power-off protector cannot be displaced in the operation process, and the stability of equipment operation is guaranteed.

Description

Explosion-proof junction box power-off protection device
Technical Field
The utility model relates to the technical field of power-off protection, in particular to a power-off protection device for an explosion-proof junction box.
Background
In recent years, due to the development of industry and commerce and the progress of society, a power-off protection device refers to a device such as an electric appliance and instrument equipment mainly applicable to various power supplies, a solenoid device system of a related circuit, and the like. The protection device can play a role in protection under the condition of abnormal voltage and current, when the voltage and current exceeds or is lower than the threshold value of the action of the protector, the protector can rapidly and reliably cut off a load power supply so as to protect electric appliances and personal safety, the currently developed products are further improved than the prior art, the society is contributed, the explosion-proof junction box is special power distribution equipment applied to various high-risk places and is compared with the civil junction box, the explosion-proof junction box is an explosion-proof junction box with explosion-proof function after various explosion-proof transformation, the explosion-proof junction box power-off protection device is a circuit-breaking protection device arranged in the explosion-proof junction box, and most of the circuit-breaking protection devices of the original equipment are fixed inside the explosion-proof junction box and are unfavorable for replacing and maintaining the short-circuit protection device.
Accordingly, a person skilled in the art provides an explosion-proof junction box power-off protection device to solve the problems set forth in the background art.
Disclosure of Invention
The utility model aims to provide an explosion-proof junction box power-off protection device which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the power-off protection device of the explosion-proof junction box comprises the explosion-proof junction box and further comprises the following components;
the power-off protector is fixedly arranged in the explosion-proof junction box and can carry out circuit breaking protection on a junction circuit;
a moving part: the power-off protector is arranged at the lower sides of the front and rear sides of the power-off protector and is used for sliding the power-off protector to the fixed part;
a fixing portion: the upper sides are arranged at the front and rear sides of the power-off protector and are used for fixing the power-off protector.
The sliding portion includes:
two -shaped sliding grooves symmetrically arranged on the front side and the rear side of the power-off protector;
the anti-explosion junction box is transversely fixed on the upper side inside the anti-explosion junction box, and two by two correspond four fixed blocks that set up, the inside of fixed block all corresponds spout position department and all is fixed with the slider.
The fixing portion includes:
the power-off protector comprises fixing plates symmetrically fixed on the front side and the rear side of the power-off protector, wherein the middle positions of the two fixing plates are respectively provided with a non-loosening screw;
the two limiting blocks are fixed on the outer sides of the sliding blocks in pairs and correspond to the fixing plates, and threaded holes corresponding to the non-loosening screws are formed in the middle positions of the limiting blocks.
As a further aspect of the present utility model: the power-off protector is characterized in that a circuit breaker is arranged on the left side of the upper surface of the power-off protector, circuit breaking protection is arranged on the right side of the circuit breaker, and two wiring ports are formed in the position, located on the upper surface of one sliding groove, of the rear side of the power-off protector.
As a further aspect of the present utility model: four rollers are arranged at the middle positions of the bottoms of the two sliding grooves and are connected to the power-off protector in a rolling mode through bearings.
As a further aspect of the present utility model: the anti-explosion wiring box is characterized in that anti-explosion glass is arranged on the anti-explosion wiring box, and four waterproof wiring holes are formed in the lower left side of the anti-explosion wiring box.
Compared with the prior art, the utility model has the beneficial effects that: the power-off protection device is fixed to the fixed position through sliding parts through accurate quick sliding of the sliding parts, meanwhile the sliding parts can also play a limiting role on the power-off protection device, the power-off protection device is quickly and effectively fixed through the fixed parts, the power-off protection device is firmly fixed inside the explosion-proof box, the power-off protection device cannot displace in the operation process, the stability of equipment operation is guaranteed, the two parts are mutually matched to realize quick dismounting of the power-off protection device, and quick maintenance and replacement of the power-off protection device are facilitated when equipment of the power-off protection device fails.
Drawings
FIG. 1 is a schematic diagram of an explosion-proof junction box power-off protection device;
FIG. 2 is a schematic view of the structure of the inside of an explosion-proof junction box in an explosion-proof junction box power-off protection device;
FIG. 3 is a schematic view showing a structure of a moving part of a sliding part in an explosion-proof junction box power-off protection device;
fig. 4 is a schematic structural view of an explosion-proof junction box in the explosion-proof junction box power-off protection device.
In the figure: 1. an explosion-proof junction box; 2. waterproof wiring holes; 3. explosion-proof glass; 4. breaking protection; 5. a circuit breaker; 6. a chute; 7. a wiring port; 8. a slide block; 9. a limiting block; 10. a fixed block; 11. a power-off protector; 12. a bearing; 13. a roller; 14. the screw is not loosened; 15. a fixing plate; 16. and (3) a threaded hole.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present utility model, an explosion-proof junction box power-off protection device includes an explosion-proof junction box 1, and further includes;
the power-off protector 11 is fixedly arranged in the explosion-proof junction box 1 and can carry out circuit breaking protection on a junction circuit;
a moving part: are provided at the lower sides of the front and rear sides of the power-off protector 11 for sliding the power-off protector 11 to the fixed portion;
a fixing portion: are provided on the upper sides of the front and rear faces of the power-off protector 11 for fixing the power-off protector 11.
The sliding portion includes:
two -shaped sliding grooves 6 symmetrically arranged on the front side and the rear side of the power-off protector 11;
the four fixed blocks 10 which are transversely fixed on the upper side of the inside of the explosion-proof junction box 1 and are correspondingly arranged in pairs, sliding blocks 8 are fixed on the inner sides of the fixed blocks 10 corresponding to the positions of sliding grooves 6, when the explosion-proof junction box is used, the power-off protector 11 is transversely placed on one side of the fixed blocks 10, meanwhile, the two -shaped sliding grooves 6 are aligned with the sliding blocks 8 corresponding to the sliding grooves 6, the power-off protector 11 is pushed to move leftwards transversely along the sliding blocks on the fixed blocks by pushing force, the power-off protector 11 is pulled back in the same way, and the power-off protector 11 moves rightwards transversely.
The fixing portion includes:
the fixed plates 15 are symmetrically fixed on the front side and the rear side of the power-off protector 11, and the middle positions of the two fixed plates 15 are respectively provided with a non-loosening screw 14;
the two-by-two fixed in the slider 8 outside and the corresponding a plurality of stopper 9 of fixed plate 15, screw hole 16 that corresponds with the not loose screw 14 has been seted up to the intermediate position of stopper 9, and when the power-off protector 11 was slided to fixed part through the sliding part, the fixed plate 15 of both sides and the stopper 9 that corresponds with fixed plate 15 were aligned around the power-off protector 11, screw up in not loose screw 14 got into the screw hole 16 that corresponds with not loose screw 14 that sets up in the middle of the stopper 9, fixed power-off protector 11 and explosion-proof junction box 1, loosen not loose screw 14 and can loosen power-off protector 11 and explosion-proof junction box 1.
It should be noted that: the power-off protector is characterized in that the left side of the upper surface of the power-off protector 11 is provided with a circuit breaker 5, the right side of the circuit breaker 5 is provided with a circuit breaker protection 4, the rear side of the power-off protector 11 is located on one of the sliding grooves 6, two wiring ports 7 are formed in the upper surface of the sliding groove 6, a power line is connected into the wiring ports 7 of the power-off protector 11 during use, the circuit breaker 5 arranged on the upper surface of the power-off protector 11 is opened or closed, a wiring circuit can be connected or disconnected, and meanwhile the circuit breaker protection 4 can automatically close the circuit breaker 5 when the power line is abnormal, so that the wiring circuit is disconnected to protect equipment and personnel.
It should be noted that: the bottom intermediate position of two spout 6 all is provided with four gyro wheels 13, and four gyro wheels 13 all pass through bearing 12 roll connection in outage protector 11, and when outage protector 11 was in the slip of slip part, four gyro wheels 13 that spout 6 passed through bearing 12 roll connection contacted the roll with slider 8, reduce the frictional force that outage protector 11 brought when the slip.
It should be noted that: an explosion-proof glass 3 is arranged on the explosion-proof junction box 1, and four waterproof junction holes 2 are arranged below the left side of the explosion-proof junction box 1. When the anti-explosion power supply is used, a power line is connected into the power-off protector 11 through the waterproof wiring hole 2, and the running condition of the power-off protector 11 can be observed through the anti-explosion glass 3 on the anti-explosion wiring box 1 when the equipment runs.
The working principle of the utility model is as follows: when the anti-explosion device is used, the power-off protector 11 is transversely placed on one side of the fixed block 10, the two '' shaped sliding grooves 6 are aligned with the sliding blocks 8 corresponding to the sliding grooves 6, the power-off protector 11 is pushed to move transversely leftwards along the sliding blocks on the fixed block by pushing the power-off protector 11, the power-off protector 11 is pulled back to the left by the same principle, the power-off protector 11 transversely moves rightwards, when the power-off protector 11 slides on the sliding part, the sliding grooves 6 are in rolling contact with the sliding blocks 8 through the four rollers 13 in rolling connection with the bearings 12, friction force caused by the power-off protector 11 during sliding is reduced, when the power-off protector 11 slides to the fixed part through the sliding part, the fixed plates 15 on the front side and the rear side of the power-off protector 11 and the limiting blocks 9 corresponding to the fixed plates 15 are aligned, the power-off protector 11 is screwed down, the non-loosening screws 14 enter the threaded holes 16 corresponding to the non-loosening screws 14 formed in the middle of the limiting blocks 9, the power-off protector 11 and the anti-explosion junction box 1 are fixed, when the power line is connected to the power-off protector 11 and the anti-explosion junction box 1 are loosened, the power-off protector 11 is in the sliding part through the four rollers 13 in rolling connection with the sliding parts, the friction force caused by the rolling connection faces of the sliding parts is reduced, the fixed plates 15 in rolling connection of the sliding parts of the power protector 11 through the rolling connection faces of the sliding parts, the sliding parts is in contact with the sliding blocks 6, the sliding blocks corresponding to the sliding blocks, the sliding protection faces of the fixed plates are in the sliding faces of the fixed to be in the anti-explosion protection device, and the anti-explosion box is in the anti-explosion box, and the anti-explosion box is in the state, and the anti-explosion protector 11 is in the normal state, and the anti-explosion protection device is in the normal state.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The power-off protection device of the explosion-proof junction box comprises the explosion-proof junction box (1) and is characterized by further comprising the following components;
the power-off protector (11) is fixedly arranged in the explosion-proof junction box (1) and can carry out circuit breaking protection on a junction circuit;
a moving part: the power-off protector is arranged at the lower sides of the front and rear sides of the power-off protector (11) and is used for sliding the power-off protector (11) to the fixed part;
a fixing portion: is arranged on the upper sides of the front and rear surfaces of the power-off protector (11) and is used for fixing the power-off protector (11).
2. An explosion proof junction box power-off protection device according to claim 1, wherein the sliding portion comprises:
two -shaped sliding grooves (6) symmetrically arranged on the front side and the rear side of the power-off protector (11);
four fixing blocks (10) which are transversely fixed on the upper side of the inside of the explosion-proof junction box (1) and are correspondingly arranged in pairs, and sliding blocks (8) are fixed at positions, corresponding to sliding grooves (6), of the inner sides of the fixing blocks (10).
3. An explosion proof junction box power-off protection device according to claim 1, wherein the fixing portion comprises:
the fixed plates (15) are symmetrically fixed on the front side and the rear side of the power-off protector (11), and the middle positions of the two fixed plates (15) are respectively provided with a non-loosening screw (14);
the two-by-two limiting blocks (9) which are fixed on the outer sides of the sliding blocks (8) and correspond to the fixing plates (15) are arranged, and threaded holes (16) which correspond to the non-loosening screws (14) are formed in the middle positions of the limiting blocks (9).
4. An explosion-proof junction box power-off protection device according to claim 2, characterized in that a circuit breaker (5) is arranged on the upper left side of the power-off protector (11), a circuit breaking protector (4) is arranged on the right side of the circuit breaker (5), and two wiring ports (7) are formed in the rear side of the power-off protector (11) above one of the sliding grooves (6).
5. An explosion-proof junction box power-off protection device according to claim 2, characterized in that four rollers (13) are arranged at the middle positions of the bottoms of the two sliding grooves (6), and the four rollers (13) are connected with the power-off protector (11) in a rolling way through bearings (12).
6. The explosion-proof junction box power-off protection device according to claim 1, wherein explosion-proof glass (3) is arranged on the explosion-proof junction box (1), and four waterproof junction holes (2) are arranged below the left side of the explosion-proof junction box (1).
CN202320218090.6U 2023-02-15 2023-02-15 Explosion-proof junction box power-off protection device Active CN219591938U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320218090.6U CN219591938U (en) 2023-02-15 2023-02-15 Explosion-proof junction box power-off protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320218090.6U CN219591938U (en) 2023-02-15 2023-02-15 Explosion-proof junction box power-off protection device

Publications (1)

Publication Number Publication Date
CN219591938U true CN219591938U (en) 2023-08-25

Family

ID=87688299

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320218090.6U Active CN219591938U (en) 2023-02-15 2023-02-15 Explosion-proof junction box power-off protection device

Country Status (1)

Country Link
CN (1) CN219591938U (en)

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