CN216215272U - Municipal works are with switch board that heat dispersion is good - Google Patents
Municipal works are with switch board that heat dispersion is good Download PDFInfo
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- CN216215272U CN216215272U CN202122214627.5U CN202122214627U CN216215272U CN 216215272 U CN216215272 U CN 216215272U CN 202122214627 U CN202122214627 U CN 202122214627U CN 216215272 U CN216215272 U CN 216215272U
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Abstract
The utility model discloses a power distribution cabinet with good heat dissipation performance for municipal engineering, and relates to the technical field of power distribution cabinets. The improved electric heating device comprises a fixed seat, the top of fixed seat is fixed with the base, the top of base is fixed with electric elements, the top laminating of base has protecting sheathing, be fixed with a sealed section of thick bamboo on the inner wall of base, slidable mounting has the piston piece on the inner wall of a sealed section of thick bamboo. This switch board that heat dispersion is good for municipal works, when the high temperature in the switch board, and then can make the carbon dioxide gas thermal expansion in the sealed cylinder, and then can make the piston piece drive the piston rod and move left, make the stripper plate move left, when the stripper plate moves the assigned position, can make stripper plate extrusion pole move left, through stop gear, the connecting block, the cooperation of third spring, and then make the connecting block drive protecting sheathing rebound, and then make protecting sheathing's inside and outside air circulation, and then can play and carry out effective radiating effect to electrical element.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinets, in particular to a power distribution cabinet with good heat dissipation performance for municipal engineering.
Background
The distribution box is electrical equipment, and has small, simple installation, and technical performance is special, the rigidity, and the configuration function is unique, not restricted by the place, and the application is more general, and the operation is reliable and stable, and space utilization is high, takes up an area of less and has the characteristics of environmental protection effect, and the massive parameter on the distribution box data generally constitutes low voltage forest according to electric wiring, requires to assemble switchgear, measuring instrument, protection electrical apparatus and auxiliary assembly in closed or semi-closed metal cabinet or on the screen width, constitutes the low voltage distribution box. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch.
The indoor power distribution cabinet that current municipal works used because of when indoor temperature was too high, and then can make the temperature in the switch board continuously rise, and then can possibly make the electrical component in the switch board impaired, influence the normal use of switch board, in view of this, we provide a switch board that heat dispersion is good for municipal works.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a power distribution cabinet with good heat dissipation performance for municipal engineering, and solves the problems in the background art.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: a power distribution cabinet with good heat dissipation performance for municipal engineering comprises a fixed seat, wherein a base is fixed at the top of the fixed seat, an electrical element is fixed at the top of the base, a protective shell is attached to the top of the base, a sealing cylinder is fixed on the inner wall of the base, a piston block is slidably mounted on the inner wall of the sealing cylinder, a piston rod is fixed on the side wall of the piston block, a squeezing plate is fixed at one end, away from the piston block, of the piston rod, a supporting block is fixed at the bottom of the piston rod, a first spring is fixed on the supporting block, one side, away from the supporting block, of the first spring is fixed on the inner wall of the base, a transmission mechanism is arranged at the top of the piston rod, a fixed plate is fixed at the top of the fixed seat, a connecting block is slidably mounted at one side, close to the protective shell, the connecting block is fixed on the protective shell, and a limiting groove is formed in the connecting block, and a limiting mechanism is arranged in the fixed plate.
Preferably, stop gear includes the second spring, one side of second spring is fixed on the inner wall of fixed plate, the opposite side of second spring is fixed on the stopper, the bottom of stopper is fixed with the connecting rod, the bottom slidable mounting of connecting rod is on the inner wall of fixed plate, one side of connecting rod that is close to the base is fixed with the extrusion pole.
Preferably, a third spring is fixed at the bottom of the connecting block, and the bottom of the third spring is fixed at the top of the fixed seat.
Preferably, the transmission mechanism comprises a sliding block, a pull rope is fixed on one side, away from the sealing cylinder, of the sliding block, the pull rope is wound on a fixed pulley, the fixed pulley is fixed on the side wall of the base, and one end, away from the sliding block, of the pull rope is fixed at the bottom of the connecting block.
(III) advantageous effects
The utility model provides a power distribution cabinet with good heat dissipation performance for municipal engineering. The method has the following beneficial effects:
(1) this switch board that heat dispersion is good for municipal works, when the high temperature in the switch board, and then can make the carbon dioxide gas thermal expansion in the sealed cylinder, and then can make the piston piece drive the piston rod and move left, make the stripper plate move left, when the stripper plate moves the assigned position, can make stripper plate extrusion pole move left, through stop gear, the connecting block, the cooperation of third spring, and then make the connecting block drive protecting sheathing rebound, and then make protecting sheathing's inside and outside air circulation, and then can play and carry out effective radiating effect to electrical element.
(2) This switch board that heat dispersion is good for municipal works, when the temperature on the electrical element reduces, because of the principle of carbon dioxide expend with heat and contract with cold, because of first spring is in compression state, and then make the supporting shoe drive the piston rod fast and stretch into a sealed section of thick bamboo, make slider pulling stay cord remove, make stay cord pulling connecting block downstream, through spacing groove, stop gear's cooperation, and then make the stopper card advance in the spacing groove, make the connecting block fixed.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of the structure B shown in FIG. 1 according to the present invention.
In the figure: 1. a fixed seat; 2. a base; 3. an electrical component; 4. a protective housing; 5. a sealing cylinder; 6. a piston block; 7. a piston rod; 8. a pressing plate; 9. a support block; 10. a first spring; 11. an extrusion stem; 12. a fixing plate; 13. a limiting mechanism; 131. a second spring; 132. a limiting block; 133. a connecting rod; 14. connecting blocks; 15. a limiting groove; 16. a third spring; 17. a transmission mechanism; 171. a slider; 172. pulling a rope; 173. and a fixed pulley.
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.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a switch board that municipal works are with good heat dispersion, includes fixing base 1, and the top of fixing base 1 is fixed with base 2, and the top of base 2 is fixed with electric elements 3, and the top laminating of base 2 has protecting sheathing 4, is fixed with a sealed section of thick bamboo 5 on the inner wall of base 2, is filled with carbon dioxide in the sealed section of thick bamboo 5, and the top of a sealed section of thick bamboo 5 is laminated with electric elements 3's bottom. A piston block 6 is slidably mounted on the inner wall of the sealing cylinder 5, a piston rod 7 is fixed on the side wall of the piston block 6, and the piston rod 7 penetrates through the side wall of the base 2. An extrusion plate 8 is fixed at one end of the piston rod 7 far away from the piston block 6, a supporting block 9 is fixed at the bottom of the piston rod 7, and the bottom of the supporting block 9 is slidably mounted on the inner wall of the base 2. Be fixed with first spring 10 on the supporting shoe 9, one side that first spring 10 kept away from supporting shoe 9 is fixed on the inner wall of base 2, the top of piston rod 7 is provided with drive mechanism 17, the top of fixing base 1 is fixed with fixed plate 12, one side slidable mounting that fixed plate 12 is close to protecting sheathing 4 has connecting block 14, connecting block 14 is fixed on protecting sheathing 4, spacing groove 15 has been seted up on connecting block 14, be provided with stop gear 13 in the fixed plate 12.
In this embodiment, the limiting mechanism 13 includes a second spring 131, one side of the second spring 131 is fixed on the inner wall of the fixing plate 12, the other side of the second spring 131 is fixed on a limiting block 132, a connecting rod 133 is fixed at the bottom of the limiting block 132, the bottom of the connecting rod 133 is slidably mounted on the inner wall of the fixing plate 12, a pressing rod 11 is fixed at one side of the connecting rod 133 close to the base 2, a third spring 16 is fixed at the bottom of the connecting block 14, the bottom of the third spring 16 is fixed at the top of the fixing base 1, when the temperature of the electrical component 3 in the protective housing 4 is too high, the carbon dioxide gas in the sealing cylinder 5 is heated to expand, so that the piston block 6 drives the piston rod 7 to move leftward, the pressing plate 8 moves leftward, the pressing rod 11 drives the pressing rod 133 to move, and the connecting rod 133 drives the limiting block 132 to move out of the limiting groove 15, because the third spring 16 is in a compressed state, the connecting block 14 moves upward, so that the connecting block 14 drives the protective casing 4 to move upward, the bottom of the electrical element 3 is exposed, air in the protective casing 4 circulates, and the electrical element 3 is cooled.
In this embodiment, the transmission mechanism 17 includes a slider 171, a bottom of the slider 171 is fixed on a top of the piston rod 7, a top of the slider 171 is slidably mounted on an inner wall of the base 2, a pull rope 172 is fixed on a side of the slider 171 away from the seal cartridge 5, and the pull rope 172 penetrates through a side wall of the base 2. The pulling rope 172 is wound on the fixed pulley 173, the fixed pulley 173 is fixed on the side wall of the base 2, one end of the pulling rope 172, which is far away from the sliding block 171, is fixed at the bottom of the connecting block 14, after the heat of the electrical element 3 is dissipated, the piston block 6 drives the piston rod 7 to move rightwards due to the principle of expansion and contraction of carbon dioxide gas, the supporting block 9 drives the piston rod 7 to move rightwards rapidly due to the compression state of the first spring 10, the sliding block 171 drives the pulling rope 172 to move downwards through the connecting block 14, when the connecting block 14 descends to a specified position, the connecting block 14 can extrude the limiting block 132 to move leftwards, when the limiting groove 15 on the connecting block 14 is aligned with the limiting block 132, the limiting block 132 is clamped into the limiting groove 15 due to the compression state of the second spring 131, the connecting block 14 is fixed, the protective casing 4 covers the electrical element 3, and the electrical element 3 is prevented from being exposed outside all the time, is subjected to an impact, causing damage to the electric element 3.
When the electric heating device works (or is used), when the temperature of the electric element 3 in the protective shell 4 is not dissipated, the temperature in the protective shell 4 can be raised, the carbon dioxide gas in the sealing cylinder 5 is heated to expand, the piston block 6 drives the piston rod 7 to move leftwards, the extrusion plate 8 moves leftwards, when the extrusion plate 8 moves to a specified position, the extrusion plate 8 can extrude the extrusion rod 11 to move leftwards, the extrusion rod 11 extrudes the connecting rod 133 to move leftwards, the connecting rod 133 drives the limiting block 132 to move out of the limiting groove 15, because the third spring 16 is in a compression state, the connecting block 14 drives the protective shell 4 to move upwards, the bottom of the electric element 3 is exposed, air inside and outside the protective shell 4 circulates, the electric element 3 is further cooled, the electric element 3 is prevented from being overhigh in temperature and causing damage to the electric element 3, when the temperature on the electric element 3 is reduced, due to the principle of expansion with heat and contraction with cold of carbon dioxide, the piston block 6 drives the piston rod 7 to move rightwards, and because the first spring 10 is in a compressed state, and then the supporting block 9 drives the piston rod 7 to move rightwards rapidly, the sliding block 171 pulls the pulling rope 172 to move, the pulling rope 172 pulls the connecting block 14 to move downwards, when the connecting block 14 moves to a designated position, so that the bottom of the connecting block 14 can be pressed against the limiting block 132, and because the bottom of the connecting block 14 is provided with the inclined surface, and thus the connecting block 14 presses the stopper 132 to move leftward, when the stopper 132 is aligned with the stopper groove 15, because the second spring 131 is in a compressed state, the limiting block 132 is clamped into the limiting groove 15, so that the connecting block 14 is fixed, the bottom of the protective shell 4 is attached to the top of the base 2, the electrical element 3 is covered, and the electrical element 3 is prevented from being exposed outside all the time and being collided to damage the electrical element 3.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a municipal works are with switch board that heat dispersion is good, includes fixing base (1), its characterized in that: the top of the fixed seat (1) is fixed with a base (2), the top of the base (2) is fixed with an electrical element (3), the top of the base (2) is attached with a protective shell (4), the inner wall of the base (2) is fixed with a sealing cylinder (5), the inner wall of the sealing cylinder (5) is slidably mounted with a piston block (6), the side wall of the piston block (6) is fixed with a piston rod (7), one end of the piston rod (7) far away from the piston block (6) is fixed with a squeezing plate (8), the bottom of the piston rod (7) is fixed with a supporting block (9), the supporting block (9) is fixed with a first spring (10), one side of the first spring (10) far away from the supporting block (9) is fixed on the inner wall of the base (2), the top of the piston rod (7) is provided with a transmission mechanism (17), the top of the fixed seat (1) is fixed with a fixed plate (12), one side of the fixing plate (12) close to the protective shell (4) is slidably provided with a connecting block (14), the connecting block (14) is fixed on the protective shell (4), a limiting groove (15) is formed in the connecting block (14), and a limiting mechanism (13) is arranged in the fixing plate (12).
2. The utility model provides a municipal works are with switch board that heat dispersion is good which characterized in that of claim 1: stop gear (13) include second spring (131), one side of second spring (131) is fixed on the inner wall of fixed plate (12), the opposite side of second spring (131) is fixed on stopper (132), the bottom of stopper (132) is fixed with connecting rod (133), the bottom slidable mounting of connecting rod (133) is on the inner wall of fixed plate (12), one side that is close to base (2) of connecting rod (133) is fixed with extrusion stem (11).
3. The utility model provides a municipal works are with switch board that heat dispersion is good which characterized in that of claim 1: and a third spring (16) is fixed at the bottom of the connecting block (14), and the bottom of the third spring (16) is fixed at the top of the fixed seat (1).
4. The utility model provides a municipal works are with switch board that heat dispersion is good which characterized in that of claim 1: the transmission mechanism (17) comprises a sliding block (171), a pulling rope (172) is fixed on one side, away from the sealing barrel (5), of the sliding block (171), the pulling rope (172) is wound on a fixed pulley (173), the fixed pulley (173) is fixed on the side wall of the base (2), and one end, away from the sliding block (171), of the pulling rope (172) is fixed to the bottom of the connecting block (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122214627.5U CN216215272U (en) | 2021-09-14 | 2021-09-14 | Municipal works are with switch board that heat dispersion is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122214627.5U CN216215272U (en) | 2021-09-14 | 2021-09-14 | Municipal works are with switch board that heat dispersion is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216215272U true CN216215272U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122214627.5U Active CN216215272U (en) | 2021-09-14 | 2021-09-14 | Municipal works are with switch board that heat dispersion is good |
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| Country | Link |
|---|---|
| CN (1) | CN216215272U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115962144A (en) * | 2022-12-06 | 2023-04-14 | 南京和本机电设备科技有限公司 | Structure for sealing fan |
-
2021
- 2021-09-14 CN CN202122214627.5U patent/CN216215272U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115962144A (en) * | 2022-12-06 | 2023-04-14 | 南京和本机电设备科技有限公司 | Structure for sealing fan |
| CN115962144B (en) * | 2022-12-06 | 2023-10-17 | 南京和本机电设备科技有限公司 | Structure for sealing fan |
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