CN215732996U - Power distribution cabinet with explosion-proof protection function - Google Patents
Power distribution cabinet with explosion-proof protection function Download PDFInfo
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- CN215732996U CN215732996U CN202122132593.5U CN202122132593U CN215732996U CN 215732996 U CN215732996 U CN 215732996U CN 202122132593 U CN202122132593 U CN 202122132593U CN 215732996 U CN215732996 U CN 215732996U
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- fixedly connected
- contact block
- cabinet
- explosion
- power distribution
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Abstract
The utility model discloses a power distribution cabinet with an explosion-proof protection function, which comprises a cabinet body, wherein a placing box is fixedly connected to the right inner wall of the cabinet body, a fourth spring is fixedly connected to the rear inner wall of the placing box, a first contact block is fixedly connected to the front end of the fourth spring, a second contact block is clamped in the first contact block, a jack is formed in the top of the first contact block, a through hole is formed in the top of the second contact block, a low-melting-point safety plug is inserted in the jack, and the low-melting-point safety plug is positioned in the through hole at the same time, and the explosion-proof protection cabinet has the advantages that: when the cabinet door is opened, the push rod and the connecting rod are released from touch, the first spring drives the third contact block to contract at the moment, the third contact block is not in contact with the second contact block, the power failure is further achieved, the power failure is achieved in the placing box through the second contact block and the third contact block, and the safety of the explosion-proof power distribution cabinet is improved.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with an explosion-proof protection function.
Background
The distribution cabinet is a final-stage device of a distribution system. The power distribution cabinet is a general name of a motor control center. The power distribution cabinet is used in the occasions with dispersed loads and less loops; the motor control center is used for occasions with concentrated loads and more loops. They distribute the power of a certain circuit of the upper-level distribution equipment to the nearby loads. This level of equipment should provide protection, monitoring and control of the load.
However, most of the existing explosion-proof power distribution cabinets do not have the automatic power-off function, when an operator needs to maintain the power distribution cabinets, the power distribution cabinets are easy to get an electric shock and are dangerous, and even the life safety of the operator is threatened, and most of the existing explosion-proof power distribution cabinets do not have the shock absorption function, so that when the external impact is received, the internal electrical elements are damaged due to the fact that shock absorption and buffering cannot be carried out, and economic loss is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides a power distribution cabinet with an explosion-proof protection function.
In order to achieve the purpose, the utility model provides the following technical scheme:
a power distribution cabinet with an explosion-proof protection function comprises a cabinet body, wherein a placing box is fixedly connected to the right inner wall of the cabinet body, a fourth spring is fixedly connected to the rear inner wall of the placing box, a first contact block is fixedly connected to the front end of the fourth spring, a second contact block is clamped inside the first contact block, a jack is formed in the top of the first contact block, a through hole is formed in the top of the second contact block, a low-melting-point safety plug is inserted inside the jack and is simultaneously located inside the through hole, a pull rod is fixedly connected to the top of the second contact block, the top of the pull rod is fixedly connected to the top side of the inside of the placing box, two groups of first springs are fixedly connected to the front inner wall of the placing box, a third contact block is fixedly connected to the other ends of the two groups of first springs, the third contact block is connected to the second contact block in an attaching manner, and a through hole is formed in the front of the placing box, the connecting rod has been placed to the inside of through-hole, the rear end and the third touch multitouch fixed connection of connecting rod, the connecting rod is located between two sets of first springs, the front of the cabinet body articulates there is the cabinet door, the back fixedly connected with and the corresponding push rod of connecting rod of cabinet door, fixedly connected with filter plate is opened to the inside lower half of the cabinet body, the inside bottom side fixedly connected with radiator fan of the cabinet body, the louvre has been seted up at the top of the cabinet body, the bottom fixedly connected with supporting mechanism of the cabinet body.
Preferably, the supporting mechanism comprises a telescopic supporting leg, a damping mechanism is fixedly connected to the bottom of the telescopic supporting leg, and a universal wheel is fixedly connected to the bottom of the damping mechanism.
Preferably, damper includes first frame and second frame, the bottom center fixedly connected with spliced pole of first frame, the left and right sides of spliced pole bottom all articulates there is the connecting rod, and is two sets of the other end of connecting rod all articulates there is the slider, and is two sets of the equal fixedly connected with second spring in the outside of slider, it is two sets of the other end of second spring is respectively in the left inner wall and the right inner wall fixed connection of second frame.
Preferably, the bottom of the first frame is fixedly connected with a third spring, the bottom of the second spring is fixedly connected with a limiting plate, and the bottom of the limiting plate is fixedly connected with the top of the second frame.
Preferably, the inside fixedly connected with filter screen of louvre, the front of cabinet door is equipped with the observation window.
The utility model has the beneficial effects that: when the cabinet door is opened, the push rod and the connecting rod are released from touch, the first spring drives the third contact block to contract to ensure that the third contact block is not contacted with the second contact block, and then the power failure is realized, the power failure is realized in the placing box through the second contact block and the third contact block, the explosion caused after the generation of electric arc is effectively avoided, the safety of the explosion-proof power distribution cabinet is improved, when the heat in the cabinet body reaches a certain height, the low-melting-point safety plug is fused, the fourth spring drives the first contact block to retract to ensure that the first contact block is not contacted with the second contact block, so the power failure is realized, the electric elements in the cabinet body stop working to protect the electric elements, when the device is subjected to external force, the sliding block firstly pushes the second spring to contract towards two sides to preliminarily buffer certain acting force, then the third spring starts to contract to further absorb the shock secondarily, and the shock absorption effect is better, electrical components inside the cabinet body are better protected.
Drawings
FIG. 1 is a schematic diagram of the basic structure of the present invention;
FIG. 2 is a schematic view of the door opening structure of the present invention;
FIG. 3 is a schematic view of the structure of the storage case of the present invention;
FIG. 4 is a schematic view of the supporting portion of the present invention;
fig. 5 is a schematic view of the shock absorbing part of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
As shown in fig. 1-5, the power distribution cabinet with explosion-proof protection function provided by the utility model comprises a cabinet body 1, a placing box 3 is fixedly connected to the right inner wall of the cabinet body 1, a fourth spring 20 is fixedly connected to the rear inner wall of the placing box 3, a first contact block 4 is fixedly connected to the front end of the fourth spring 20, a second contact block 5 is clamped inside the first contact block 4, a jack 6 is arranged at the top of the first contact block 4, a through hole 7 is arranged at the top of the second contact block 5, a low-melting-point safety plug 8 is inserted inside the jack 6, the low-melting-point safety plug 8 is simultaneously positioned inside the through hole 7, a pull rod 21 is fixedly connected to the top of the second contact block 5, the top of the pull rod 21 is fixedly connected to the top side inside of the placing box 3, two groups of first springs 9 are fixedly connected to the front inner wall of the placing box 3, a third contact block 10 is fixedly connected to the other ends of the two groups of first springs 9, and the third contact block 10 is attached to the second contact block 5, the front of the placing box 3 is provided with a through hole 11, a connecting rod 12 is placed inside the through hole 11, the rear end of the connecting rod 12 is fixedly connected with a third contact block 10, the connecting rod 12 is positioned between two groups of first springs 9, the front of the cabinet body 1 is hinged with a cabinet door 13, the back of the cabinet door 13 is fixedly connected with a push rod 14 corresponding to the connecting rod 12, the lower half part of the inside of the cabinet body 1 is fixedly connected with a filter plate 15, the bottom side of the inside of the cabinet body 1 is fixedly connected with a cooling fan 16, the top of the cabinet body 1 is provided with a cooling hole 17, and the bottom of the cabinet body 1 is fixedly connected with a supporting mechanism 2; when the cabinet door 13 is opened, the push rod 14 and the connecting rod 12 are released from touching, at the moment, the first spring 9 drives the third contact block 10 to contract, the third contact block 10 is not in contact with the second contact block 5, and then power failure is achieved, power failure is achieved in the placing box 3 through the second contact block 5 and the third contact block 10, explosion caused after electric arcs are effectively avoided, the safety of the explosion-proof power distribution cabinet is improved, when heat in the cabinet body 1 reaches a certain height, the low-melting-point safety plug 8 is fused, the fourth spring 20 drives the first contact block 4 to retract, so that the first contact block and the second contact block 5 are not in contact, power failure is achieved, electric elements in the cabinet body 1 stop working, and the electric elements are protected.
The supporting mechanism 2 comprises a telescopic supporting leg 201, the bottom of the telescopic supporting leg 201 is fixedly connected with a damping mechanism 202, and the bottom of the damping mechanism 202 is fixedly connected with a universal wheel 203; the height of the cabinet body 1 can be adjusted through the extension and contraction of the telescopic supporting legs 201, and the universal wheels 203 are convenient for a user to move the device.
The damping mechanism 202 comprises a first frame 2021 and a second frame 2022, the center of the bottom of the first frame 2021 is fixedly connected with a connecting column 2023, the left side and the right side of the bottom of the connecting column 2023 are respectively hinged with a connecting rod 2024, the other ends of the two groups of connecting rods 2024 are respectively hinged with a sliding block 2025, the outer sides of the two groups of sliding blocks 2025 are respectively fixedly connected with a second spring 2026, and the other ends of the two groups of second springs 2026 are respectively fixedly connected with the left inner wall and the right inner wall of the second frame 2022; the slider 2025 firstly pushes the second spring 2026 to contract towards two sides, so that acting force can be dispersed, certain acting force is buffered, and the damping effect is better.
The bottom of the first frame 2021 is fixedly connected with a third spring 2027, the bottom of the second spring 2026 is fixedly connected with a limiting plate 2028, and the bottom of the limiting plate 2028 is fixedly connected with the top of the second frame 2022; the third spring 2027 starts to contract, so that secondary shock absorption is performed, the shock absorption effect is better, and electrical elements inside the cabinet body 1 are better protected.
A filter screen 18 is fixedly connected inside the heat dissipation holes 17, and an observation window 19 is arranged on the front surface of the cabinet door 13; the arrangement of the filter screen 18 prevents dust from entering the cabinet 1, thereby better protecting the electrical components in the cabinet 1, and the observation window 19 facilitates the user to observe the internal condition of the cabinet 1.
Working principle; when the cabinet door 13 is opened, the push rod 14 and the connecting rod 12 are released from touching, at the moment, the first spring 9 drives the third contact block 10 to contract, so that the third contact block 10 is not in contact with the second contact block 5, and then power failure is achieved, power failure is achieved in the placing box 3 through the second contact block 5 and the third contact block 10, explosion caused by electric arc is effectively avoided, the safety of the explosion-proof power distribution cabinet is improved, when the heat in the cabinet body 1 reaches a certain height, the low-melting-point safety plug 8 is fused, the fourth spring 20 drives the first contact block 4 to retract, so that the first contact block 4 is not in contact with the second contact block 5, power failure is achieved, electric elements in the cabinet body 1 stop working, so as to protect the electric elements, when the device is subjected to external force, the sliding block 2025 firstly pushes the second spring 2026 to contract towards two sides, certain buffering acting force is achieved, then the third spring 2027 starts to contract, and then secondary shock absorption is achieved, and the shock absorption effect is better, electrical components inside the cabinet body 1 are better protected.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a switch board with explosion-proof protect function which characterized in that: comprises a cabinet body (1), wherein a placing box (3) is fixedly connected to the right inner wall of the cabinet body (1), a fourth spring (20) is fixedly connected to the rear inner wall of the placing box (3), a first contact block (4) is fixedly connected to the front end of the fourth spring (20), a second contact block (5) is clamped in the first contact block (4), a jack (6) is formed in the top of the first contact block (4), a through hole (7) is formed in the top of the second contact block (5), a low-melting-point safety plug (8) is inserted in the jack (6), the low-melting-point safety plug (8) is simultaneously positioned in the through hole (7), a pull rod (21) is fixedly connected to the top of the second contact block (5), the top of the pull rod (21) is fixedly connected to the top side of the inside of the placing box (3), and two groups of first springs (9) are fixedly connected to the front inner wall of the placing box (3), the other ends of the two groups of first springs (9) are fixedly connected with third touch blocks (10), the third touch blocks (10) are attached to the second touch blocks (5), through holes (11) are formed in the front face of the placing box (3), connecting rods (12) are placed inside the through holes (11), the rear ends of the connecting rods (12) are fixedly connected with the third touch blocks (10), the connecting rods (12) are located between the two groups of first springs (9), cabinet doors (13) are hinged to the front face of the cabinet body (1), push rods (14) corresponding to the connecting rods (12) are fixedly connected to the back faces of the cabinet doors (13), filter plates (15) are fixedly connected to the lower half portion of the interior of the cabinet body (1), heat dissipation fans (16) are fixedly connected to the bottom side of the interior of the cabinet body (1), and heat dissipation holes (17) are formed in the top of the cabinet body (1), the bottom of the cabinet body (1) is fixedly connected with a supporting mechanism (2).
2. The power distribution cabinet with the explosion-proof protection function according to claim 1, characterized in that: the supporting mechanism (2) comprises telescopic supporting legs (201), the bottom of each telescopic supporting leg (201) is fixedly connected with a damping mechanism (202), and the bottom of each damping mechanism (202) is fixedly connected with a universal wheel (203).
3. The power distribution cabinet with the explosion-proof protection function according to claim 2, characterized in that: the damping mechanism (202) comprises a first frame (2021) and a second frame (2022), a connecting column (2023) is fixedly connected to the center of the bottom of the first frame (2021), connecting rods (2024) are hinged to the left side and the right side of the bottom of the connecting column (2023), sliders (2025) are hinged to the other ends of the two groups of connecting rods (2024), second springs (2026) are fixedly connected to the outer sides of the two groups of sliders (2025), and the other ends of the two groups of second springs (2026) are fixedly connected to the left inner wall and the right inner wall of the second frame (2022) respectively.
4. The power distribution cabinet with the explosion-proof protection function according to claim 3, characterized in that: the bottom of the first frame (2021) is fixedly connected with a third spring (2027), the bottom of the second spring (2026) is fixedly connected with a limiting plate (2028), and the bottom of the limiting plate (2028) is fixedly connected with the top of the second frame (2022).
5. The power distribution cabinet with the explosion-proof protection function according to claim 1, wherein the power distribution cabinet is provided with a power distribution box; the inside fixedly connected with filter screen (18) of louvre (17), the front of cabinet door (13) is equipped with observation window (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122132593.5U CN215732996U (en) | 2021-09-06 | 2021-09-06 | Power distribution cabinet with explosion-proof protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122132593.5U CN215732996U (en) | 2021-09-06 | 2021-09-06 | Power distribution cabinet with explosion-proof protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215732996U true CN215732996U (en) | 2022-02-01 |
Family
ID=80015022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122132593.5U Active CN215732996U (en) | 2021-09-06 | 2021-09-06 | Power distribution cabinet with explosion-proof protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215732996U (en) |
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2021
- 2021-09-06 CN CN202122132593.5U patent/CN215732996U/en active Active
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