CN214013479U

CN214013479U - Reliable type low-voltage distribution cabinet with pressure release protective structure

Info

Publication number: CN214013479U
Application number: CN202022814628.9U
Authority: CN
Inventors: 陈祥; 陈焕坤; 朱庆平
Original assignee: Fujian Guangyu Power Equipment Co ltd
Current assignee: Fujian Guangyu Power Equipment Co ltd
Priority date: 2020-11-29
Filing date: 2020-11-29
Publication date: 2021-08-20
Anticipated expiration: 2030-11-29

Abstract

The utility model discloses a reliable low-voltage power distribution cabinet with a pressure relief protection structure, which comprises a low-voltage power distribution cabinet body and a pressure relief mechanism, wherein a plug and a pressure relief plate are upwards jacked by high-pressure gas through a pressure relief opening, after the high-pressure gas is discharged through the pressure relief opening, the high-pressure gas in the pressure relief opening is reduced, a connecting arm moves to one side far away from a buffer spring, so that the pressure relief plate and the plug are reinserted into the inner side of the pressure relief opening to be sealed, when the push plate is pushed by the connecting arm, the push plate slides in the inner side of a limiting sliding chute through a limiting sliding plate at the upper end to be translated, the derived high-pressure gas is discharged into the inner side of a water storage box through an air entraining pipe, the arranged active carbon adsorption plate can adsorb and purify the water and the high-pressure gas in the inner side of the water storage box, the gas after purifying the cooling will be discharged to the outer end environment through the gas vent in, prevent to cause the pollution to the surrounding environment.

Description

Reliable type low-voltage distribution cabinet with pressure release protective structure

Technical Field

The utility model relates to a low-voltage distribution cabinet technical field specifically is a reliable nature type low-voltage distribution cabinet with pressure release protective structure.

Background

The rated current of the low-voltage power distribution cabinet is 50Hz of alternating current, the power distribution system with the rated voltage of 380v is used for power, lighting and power distribution electric energy conversion and control, and the product has the characteristics of strong breaking capacity, good dynamic and thermal stability, flexible electric scheme, convenient combination and the like.

All be equipped with pressure relief device on low-voltage distribution cabinet today, can let out the indoor high-temperature high-pressure gas of generating line, but the pressure release board in the pressure release device that has now is when letting out once, because high-pressure gas's impact will damage the bending, can not used repeatedly, if the pressure release board takes place to damage the back, it is also comparatively troublesome when the installation is changed to the pressure release board, bring inconvenience for the maintenance personal, and high-temperature high-pressure gas after the pressure release if between arrange the external environment, will cause the pollution to the environment of outer end, make holistic convenience, protectiveness and feature are unsatisfactory.

Aiming at the problems, the low-voltage power distribution cabinet is improved in convenience, protection and environmental protection. Therefore, the reliable low-voltage power distribution cabinet with the pressure relief protection structure is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reliable nature type low voltage distribution cabinet with pressure release protective structure has improved low voltage distribution cabinet's convenience, protectiveness and feature of environmental protection. The problems proposed in the background art are solved.

In order to achieve the above object, the utility model provides a following technical scheme: a reliable low-voltage power distribution cabinet with a pressure relief protection structure comprises a low-voltage power distribution cabinet body and a pressure relief mechanism, wherein the pressure relief mechanism is installed at the top end of the low-voltage power distribution cabinet body;

pressure release mechanism includes protection box, baffle, pressure release mouth, constant head tank, guide bar, pressure release board, gas outlet and clean room, and the baffle is installed to the centre of protection box, and the pressure release mouth has been seted up to the bottom of protection box, and the pressure release mouth is located the top of fuselage, and the constant head tank has been seted up to the upper end both sides of pressure release mouth, and the guide bar is installed to one side that the pressure release mouth was kept away from to the constant head tank, and the pressure release board is installed to the upper end of pressure release mouth, and the gas outlet has been seted up to one side upper end of protection box, and the clean room is installed to one side of protection box.

Further, the baffle includes diffluence hole, spacing spout and buffering subassembly, and the diffluence hole has been seted up to the centre of baffle, and spacing spout has been seted up to the lower extreme surface of baffle, and spacing spout is located the both sides of diffluence hole, and buffering subassembly is installed to the inboard of spacing spout.

Further, the buffering subassembly includes fixed plate, buffer spring, push pedal and spacing slide, and the inner chamber one side that the reposition of redundant personnel hole was kept away from to spacing spout is installed the fixed plate, and buffer spring is installed to one side of fixed plate, and buffer spring keeps away from one side of fixed plate and installs the push pedal, and spacing slide is installed to the upper end of push pedal, and spacing slide and spacing spout sliding connection.

Further, the pressure relief plate comprises a plug, a guide convex plate and a connecting plate, the plug is installed at the lower end of the pressure relief plate and is movably connected with the pressure relief opening, the guide convex plate is installed on two sides of the pressure relief plate, the guide rod penetrates through the guide convex plate, and the connecting plate is installed at the top end of the pressure relief plate.

Further, the plug comprises a sealing gasket, a sealing gasket is mounted on the outer surface of the plug, and the sealing gasket is fixedly connected with the plug.

Further, the connecting plate includes pivot and linking arm, and the pivot is installed in the front of connecting plate, and the surface mounting of pivot has the linking arm, and the one end and the push pedal swing joint of pivot are kept away from to the linking arm, and the linking arm is the installation of inverted triangle structure.

Further, the clean room includes water storage box, bleed pipe, gas vent and filter screen, and the water storage box is installed to the inner chamber bottom of clean room, and the bleed pipe is installed to upper end one side of clean room, and the one end of bleed pipe runs through the gas outlet, and the one end that the gas outlet was kept away from to the bleed pipe is located the inboard of water storage box, and the gas vent has been seted up to upper end one side of clean room, and the filter screen is installed to the lower extreme of gas vent.

Further, the water storage box includes active carbon adsorption plate, semiconductor refrigeration piece and fin, and the active carbon adsorption plate is installed to the inner chamber bottom of water storage box, and the semiconductor refrigeration piece is installed to one side of water storage box, and the fin is installed to one side that the water storage box was kept away from to the semiconductor refrigeration piece.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a pair of reliable type low-voltage distribution cabinet with pressure release protective structure, the pressure release board seals the pressure release mouth through the end cap, after the inside of fuselage produced high-pressure gas, high-pressure gas will make progress jack-up with end cap and pressure release board through the pressure release mouth, when the pressure release board upwards jacks up, the linking arm will remove to both sides through the pivot, the extrusion push pedal makes it produce deformation with buffer spring, after high-pressure gas passes through the pressure release mouth and discharges, because the inside high-pressure gas of pressure release mouth reduces, the push pedal will be kick-backed by buffer spring, when the push pedal is kick-backed by buffer spring, the linking arm will remove to one side of keeping away from buffer spring, make pressure release board and end cap reinsert the inboard of pressure release mouth and seal, need not to change the installation again, it is simple convenient.

2. The utility model provides a pair of reliable type low-voltage distribution cabinet with pressure release protective structure, the surface mounting of end cap has sealed the pad, prevent to produce the gap between the inner wall of end cap and pressure release mouth, and the push pedal is when promoted by the linking arm, the spacing slide of upper end will slide in the inboard of spacing spout through the push pedal, make it can carry out the translation, prevent that the push pedal from breaking away from the unable extrusion buffer spring of spacing spout, when the pressure release board lifting movement, the direction flange of both sides will carry on spacingly through the guide bar to the pressure release board, make it keep perpendicular when lifting movement, and will shunt through the diffluence pass after the high-pressure gas exhaust fuselage, prevent that high-pressure gas from deriving simultaneously and causing the protection box to take place to damage, improve holistic protectiveness.

3. The utility model provides a pair of reliable type low-voltage distribution cabinet with pressure release protective structure, the high-pressure gas who derives discharges the inboard of water storage box through the bleed pipe, the activated carbon adsorption board of setting can adsorb the purification to the inboard water of water storage box and high-pressure gas, the semiconductor refrigeration piece can cool down the cooling to the inboard water of water storage box and high-pressure gas, the filter screen of setting will filter it when gas outgoing, gas after the purification cooling will be discharged to the outer end environment through the gas vent in, prevent to cause the pollution to the surrounding environment.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the pressure relief mechanism of the present invention;

FIG. 3 is a schematic structural view of the cushion assembly of the present invention;

FIG. 4 is a schematic view of the pressure relief plate of the present invention;

fig. 5 is a schematic view of the internal structure of the clean room of the present invention.

In the figure: 1. a low-voltage power distribution cabinet body; 11. a body; 12. a machine door; 13. a control panel; 2. a pressure relief mechanism; 21. a protective case; 22. a partition plate; 221. a shunt hole; 222. a limiting chute; 223. a buffer assembly; 2231. a fixing plate; 2232. a buffer spring; 2233. pushing the plate; 2234. a limiting sliding plate; 23. a pressure relief port; 24. positioning a groove; 25. a guide bar; 26. a pressure relief plate; 261. a plug; 2611. a gasket; 262. a guide convex plate; 263. a connecting plate; 2631. a rotating shaft; 2632. a connecting arm; 27. an air outlet; 28. a clean room; 281. a water storage box; 2811. an activated carbon adsorption plate; 2812. a semiconductor refrigeration sheet; 2813. a heat sink; 282. a bleed pipe; 283. an exhaust port; 284. and (4) a filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a reliable low-voltage power distribution cabinet with a pressure relief protection structure comprises a low-voltage power distribution cabinet body 1 and a pressure relief mechanism 2, wherein the pressure relief mechanism 2 is installed at the top end of the low-voltage power distribution cabinet body 1, the low-voltage power distribution cabinet body 1 comprises a cabinet body 11, a cabinet door 12 and a control panel 13, the cabinet door 12 is installed on the front surface of the cabinet body 11, the control panel 13 is installed at the upper end of the cabinet door 12, the pressure relief mechanism 2 comprises a protection box 21, a partition plate 22, a pressure relief opening 23, positioning grooves 24, guide rods 25, pressure relief plates 26, an air outlet 27 and a purification chamber 28, the partition plate 22 is installed in the middle of the protection box 21, the pressure relief opening 23 is formed at the bottom end of the protection box 21, the pressure relief opening 23 is located at the top end of the cabinet body 11, the positioning grooves 24 are formed at two sides of the upper end of the pressure relief opening 23, the guide rods 25 are installed at one side of the positioning grooves 24 far away from the pressure relief opening 23, the upper end of the pressure relief opening 23 is installed with the pressure relief plate 26, an air outlet 27 is arranged at the upper end of one side of the protection box 21, and a purification chamber 28 is arranged at one side of the protection box 21.

Referring to fig. 2-5, a reliable low-voltage power distribution cabinet with a pressure relief protection structure, a partition plate 22 includes a diversion hole 221, a limiting chute 222 and a buffer assembly 223, the diversion hole 221 is formed in the middle of the partition plate 22, the limiting chute 222 is formed on the lower end surface of the partition plate 22, the limiting chute 222 is located on both sides of the diversion hole 221, the buffer assembly 223 is installed on the inner side of the limiting chute 222, the buffer assembly 223 includes a fixing plate 2231, a buffer spring 2232, a push plate 2233 and a limiting slide plate 2234, the fixing plate 2231 is installed on one side of the limiting chute 222 away from the inner cavity of the diversion hole 221, the buffer spring 2232 is installed on one side of the fixing plate 2231, the push plate 2233 is installed on one side of the buffer spring 2232 away from the fixing plate 2231, the limiting slide plate 2234 is installed on the upper end of the push plate 2233, the limiting slide plate 2234 is slidably connected with the limiting chute 222, the pressure relief plate 26 includes a plug 261, a guiding convex plate 262 and a connecting plate 263, a plug 261 is installed at the lower end of the pressure relief plate 26, the plug 261 is movably connected with the pressure relief opening 23, guide convex plates 262 are installed at two sides of the pressure relief plate 26, the guide rod 25 penetrates through the guide convex plates 262, a connecting plate 263 is installed at the top end of the pressure relief plate 26, the plug 261 comprises a sealing gasket 2611, a sealing gasket 2611 is installed on the outer surface of the plug 261, the sealing gasket 2611 is fixedly connected with the plug 261, the connecting plate 263 comprises a rotating shaft 2631 and a connecting arm 2632, a rotating shaft 2631 is installed on the front surface of the connecting plate 263, a connecting arm 2632 is installed on the surface of the rotating shaft 2631, one end of the connecting arm 2632, far away from the rotating shaft 2631, is movably connected with a push plate 2233, the connecting arm 2632 is installed in an inverted triangle structure, the pressure relief plate 26 seals the pressure relief opening 23 through the plug 261, after high-pressure gas is generated inside the body 11, the plug 261 and the pressure relief plate 26 is pushed upwards through the pressure relief opening 23, and when the pressure relief plate 26 is pushed upwards, the connecting arm 2632 moves to both sides through the rotating shaft 2631 to press the push plate 2233 and the buffer spring 2232 to deform, when the high-pressure gas is discharged through the pressure relief opening 23, the high-pressure gas in the pressure relief opening 23 is reduced, the push plate 2233 is rebounded by the buffer spring 2232, and when the push plate 2233 is rebounded by the buffer spring 2232, the connecting arm 2632 moves to one side away from the buffer spring 2232, so that the pressure relief plate 26 and the plug 261 are reinserted into the inner side of the pressure relief opening 23 to seal, and the installation is not required to be replaced again, which is simple and convenient, the surface of the plug 261 is provided with the sealing pad 2611 to prevent a gap from being generated between the plug 261 and the inner wall of the pressure relief opening 23, and when the push plate 2233 is pushed by the connecting arm 2632, the push plate 2233 slides on the inner side of the limiting sliding groove 222 through the limiting sliding plate 2234 to enable the sliding plate to translate, so as to prevent the push plate 2233 from separating from the limiting sliding groove 222 to press the buffer spring 2232, when the pressure relief plate 26 goes up and down to move, the guide convex plates 262 on the two sides limit the pressure relief plate 26 through the guide rod 25, so that the pressure relief plate can keep vertical when going up and down to move, and the high-pressure gas is discharged out of the machine body 11 and then is shunted through the shunting hole 221, so that the high-pressure gas is prevented from being simultaneously led out to cause the protection box 21 to be damaged, and the whole protection performance is improved.

The purification chamber 28 comprises a water storage box 281, an air-introducing pipe 282, an air outlet 283 and a filter screen 284, the water storage box 281 is installed at the bottom end of the inner cavity of the purification chamber 28, the air-introducing pipe 282 is installed at one side of the upper end of the purification chamber 28, one end of the air-introducing pipe 282 penetrates through the air outlet 27, one end of the air-introducing pipe 282, which is far away from the air outlet 27, is located inside the water storage box 281, the air outlet 283 is opened at one side of the upper end of the purification chamber 28, the filter screen 284 is installed at the lower end of the air outlet 283, the water storage box 281 comprises an activated carbon adsorption plate 2811, semiconductor refrigeration sheets 2812 and cooling fins 2813, the cooling fins 2813 are installed at one side of the semiconductor refrigeration sheets 2812, the derived high-pressure gas is discharged to the inside of the water storage box 281 through the air-introducing pipe 282, the activated carbon adsorption plate 2811 is arranged to adsorb and purify the water and the high-pressure gas inside the water storage box 281, the semiconductor refrigeration piece 2812 can cool water and high-pressure gas inside the water storage box 281, the arranged filter screen 284 filters the gas when the gas is exhausted, and the purified and cooled gas is exhausted to the outer end environment through the exhaust port 283 to prevent the pollution to the surrounding environment.

In summary, the following steps: the utility model provides a reliable type low-voltage distribution cabinet with pressure release protective structure, pressure release board 26 seals pressure release port 23 through end cap 261, when the inside of fuselage 11 produced high-pressure gas, high-pressure gas will be through pressure release port 23 with end cap 261 and pressure release board 26 jack-up upwards, when pressure release board 26 jacks up, connecting arm 2632 will move to both sides through pivot 2631, extrude push pedal 2233 and buffer spring 2232 make it produce deformation, after high-pressure gas discharges through pressure release port 23, because the high-pressure gas of pressure release port 23 inside reduces, push pedal 2233 will be kick-backed by buffer spring 2232, when push pedal 2233 is kick-backed by buffer spring 2232, connecting arm 2632 will move to the side of keeping away from buffer spring 2232, make pressure release board 26 and end cap 261 reinsert into the inboard of pressure release port 23 and seal, need not to change the installation again, it is simple and convenient, the surface mounting of end cap 2611, prevent a gap from being generated between the plug 261 and the inner wall of the pressure relief opening 23, and when the push plate 2233 is pushed by the connecting arm 2632, the push plate 2233 slides inside the limiting sliding groove 222 through the limiting sliding plate 2234 at the upper end to enable the sliding movement, so as to prevent the push plate 2233 from separating from the limiting sliding groove 222 and being unable to extrude the buffer spring 2232, when the pressure relief plate 26 moves up and down, the guiding convex plates 262 at both sides limit the pressure relief plate 26 through the guiding rod 25, so as to enable the pressure relief plate to keep vertical during the moving up and down, and the high-pressure gas is discharged out of the body 11 and then shunted through the shunting hole 221, thereby preventing the protection box 21 from being damaged due to the simultaneous leading-out of the high-pressure gas, improving the overall protection performance, the led-out high-pressure gas is discharged into the inner side of the water storage box 281 through the air introducing pipe 282, the activated carbon adsorption plate 2811 is arranged to adsorb and purify the water and the high-pressure gas inside the storage box 281, the semiconductor sheet 2812 can cool the water and the high-pressure gas inside the storage box 281, the filter screen 284 that sets up will filter it when gaseous the emission, and the gaseous after the purification cooling will be discharged to the outer end environment through gas vent 283 in, prevents to cause the pollution to the surrounding environment.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reliability type low-voltage distribution cabinet with pressure release protective structure, includes low-voltage distribution cabinet body (1) and pressure release mechanism (2), and the top at low-voltage distribution cabinet body (1) is installed in pressure release mechanism (2), its characterized in that: the low-voltage power distribution cabinet body (1) comprises a cabinet body (11), a cabinet door (12) and a control panel (13), the cabinet door (12) is installed on the front surface of the cabinet body (11), and the control panel (13) is installed at the upper end of the cabinet door (12);

pressure release mechanism (2) are including protection box (21), baffle (22), pressure release mouth (23), constant head tank (24), guide bar (25), pressure release board (26), gas outlet (27) and clean room (28), baffle (22) are installed to the centre of protection box (21), pressure release mouth (23) have been seted up to the bottom of protection box (21), and pressure release mouth (23) are located the top of fuselage (11), constant head tank (24) have been seted up to the upper end both sides of pressure release mouth (23), guide bar (25) are installed to one side that pressure release mouth (23) were kept away from in constant head tank (24), pressure release board (26) are installed to the upper end of pressure release mouth (23), gas outlet (27) have been seted up to one side upper end of protection box (21), clean room (28) are installed to one side of protection box (21).

2. The reliable type low-voltage power distribution cabinet with pressure relief protection structure according to claim 1, characterized in that: baffle (22) have been seted up diffluence hole (221), spacing spout (222) and buffer assembly (223) including diffluence hole (221), spacing spout (222) have been seted up to the centre of baffle (22), and spacing spout (222) are located the both sides of diffluence hole (221), and buffer assembly (223) are installed to the inboard of spacing spout (222).

3. The reliable type low-voltage power distribution cabinet with pressure relief protection structure according to claim 2, characterized in that: buffer unit (223) are including fixed plate (2231), buffer spring (2232), push pedal (2233) and spacing slide (2234), and fixed plate (2231) are installed to inner chamber one side that reposition of redundant personnel hole (221) was kept away from in spacing spout (222), and buffer spring (2232) are installed to one side of fixed plate (2231), and one side that fixed plate (2231) was kept away from in buffer spring (2232) is installed push pedal (2233), and spacing slide (2234) are installed to the upper end of push pedal (2233), and spacing slide (2234) and spacing spout (222) sliding connection.

4. The reliable type low-voltage power distribution cabinet with pressure relief protection structure according to claim 1, characterized in that: pressure relief board (26) are including end cap (261), direction flange (262) and connecting plate (263), and end cap (261) are installed to the lower extreme of pressure relief board (26), and end cap (261) and pressure release mouth (23) swing joint, and direction flange (262) are installed to the both sides of pressure relief board (26), and guide bar (25) run through direction flange (262), and connecting plate (263) are installed to the top of pressure relief board (26).

5. The reliable type low-voltage power distribution cabinet with pressure relief protection structure according to claim 4, characterized in that: the choke plug (261) comprises a sealing gasket (2611), the outer surface of the choke plug (261) is provided with the sealing gasket (2611), and the sealing gasket (2611) is fixedly connected with the choke plug (261).

6. The reliable type low-voltage power distribution cabinet with pressure relief protection structure according to claim 4, characterized in that: the connecting plate (263) comprises a rotating shaft (2631) and a connecting arm (2632), the rotating shaft (2631) is installed on the front face of the connecting plate (263), the connecting arm (2632) is installed on the surface of the rotating shaft (2631), one end, far away from the rotating shaft (2631), of the connecting arm (2632) is movably connected with the push plate (2233), and the connecting arm (2632) is installed in an inverted triangular structure.

7. The reliable type low-voltage power distribution cabinet with pressure relief protection structure according to claim 1, characterized in that: purification chamber (28) include water storage box (281), bleed pipe (282), gas vent (283) and filter screen (284), water storage box (281) are installed to the inner chamber bottom of purification chamber (28), bleed pipe (282) are installed to upper end one side of purification chamber (28), the one end of bleed pipe (282) is run through gas outlet (27), and the one end that gas outlet (27) were kept away from in bleed pipe (282) is located the inboard of water storage box (281), gas vent (283) have been seted up to upper end one side of purification chamber (28), filter screen (284) are installed to the lower extreme of gas vent (283).

8. The reliable type low-voltage power distribution cabinet with pressure relief protection structure according to claim 7, characterized in that: the water storage box (281) comprises an active carbon adsorption plate (2811), a semiconductor refrigeration sheet (2812) and a radiating fin (2813), the active carbon adsorption plate (2811) is installed at the bottom end of an inner cavity of the water storage box (281), the semiconductor refrigeration sheet (2812) is installed on one side of the water storage box (281), and the radiating fin (2813) is installed on one side, far away from the water storage box (281), of the semiconductor refrigeration sheet (2812).