CN220306804U

CN220306804U - Inert gas protection block terminal

Info

Publication number: CN220306804U
Application number: CN202321381106.1U
Authority: CN
Inventors: 张洪海
Original assignee: Shandong Gangxun Construction Engineering Co ltd
Current assignee: Shandong Gangxun Construction Engineering Co ltd
Priority date: 2023-06-01
Filing date: 2023-06-01
Publication date: 2024-01-05
Anticipated expiration: 2033-06-01

Abstract

The utility model relates to a distribution box, in particular to an inert gas protection distribution box, which comprises an appearance component, a heat dissipation component, a plugging component and a deflation component, wherein the heat dissipation component is fixed in the appearance component, the plugging component is fixed in the appearance component, the deflation component comprises a gas cylinder, the gas cylinder is arranged in the appearance component, a fixing hoop is sleeved on one side of the gas cylinder, a sealing valve is fixed at the end part of the gas cylinder, and a third motor is fixed at the top part of the sealing valve. According to the utility model, through the arrangement of the air release assembly, if temperature shock or smoke exists in the distribution box, the third motor is started, so that inert gas in the gas cylinder can flood the distribution box, the temperature in the distribution box can not be continuously increased, the inert gas is very unfavorable for the conduction of short-circuit current, and the effect of annihilating electric arcs is achieved; by means of the heat dissipation assembly, heat generated by the equipment in the normal operation process can be guaranteed to be taken away, and therefore the service life of an internal electric appliance is prolonged.

Description

Inert gas protection block terminal

Technical Field

The utility model relates to a distribution box, in particular to an inert gas protection distribution box, and belongs to the technical field of distribution boxes.

Background

A number of switches and swivel devices are typically installed in the distribution box, and if a short circuit occurs in the circuit in the distribution box, the circuit may quickly burn, and if the event occurs at night, a great economic loss is easily caused.

The utility model provides a sealed distribution box, which belongs to the technical field of distribution box sealing and comprises four groups of universal wheels, a base, a clamping table, a motor and a threaded rod, wherein the four groups of universal wheels are respectively fixedly provided with a mounting seat, the four groups of universal wheels are fixedly provided with the base on the mounting seats, a body is installed on the base, a gas tank is installed above the body, a gas guide pipe is arranged on a gas inlet of the gas tank, an adjusting pump and a gas valve are arranged on the gas guide pipe, a gas gauge is arranged on the body, pipe orifices of the gas guide pipe and the gas gauge penetrate through the side wall of the body to enter an inner cavity of the body, inert gas is contained in the gas tank, the universal wheels are provided with self-locking devices, and the sealing requirement of the distribution box is met.

However, in the above case, the case of the case can avoid the fire by filling the inert gas into the distribution box, but if the distribution box is opened to be connected, the gas is scattered, so that the refilling is required, and the temperature of the sealed distribution box is not suitable to be diffused because the internal electric appliance is operated.

The present utility model has been made in view of this.

Disclosure of Invention

The present utility model aims to solve the above problems and provide an inert gas protection distribution box.

The inert gas protection distribution box comprises an appearance component, a heat dissipation component, a plugging component and a gas release component, wherein the heat dissipation component is fixed in the appearance component, the plugging component is fixed in the appearance component, the gas release component comprises a gas cylinder, the gas cylinder is arranged in the appearance component, a fixing hoop is sleeved on one side of the gas cylinder, a sealing valve is fixed at the end part of the gas cylinder, a third motor is fixed at the top of the sealing valve, a rotary ball is fixed at the output shaft end of the third motor, a through hole is formed in one side of the rotary ball, a connecting pipe is fixed on one side of the sealing valve, a pressure release valve is fixed on one side of the connecting pipe, and a gas pipe is fixed at the end part of the connecting pipe.

Further, the appearance subassembly includes the shell, shell one side is fixed with the hangers, the shell dead ahead rotates and is connected with the swing door.

Further, a sealing strip is fixed on one side of the swing door, a temperature sensor is fixed on one side of the swing door, and a smoke sensor is fixed on one side of the sealing strip.

Furthermore, an air inlet hole is formed in the right front of the shell, and a protective net is fixed in the right front of the shell.

Further, the heat dissipation assembly comprises a support frame, the support frame is fixed inside the shell, a first motor is fixed on one side of the support frame, and a fan blade is fixed at the output shaft end of the first motor.

Further, the shutoff subassembly includes the second motor, the second motor is fixed in the shell inside, two output shaft ends of second motor all are fixed with helical tooth one, helical tooth one side meshing has helical tooth two.

Further, a first screw rod is fixed inside the second helical gear, one side of the first screw rod is connected with a pressing plate in a threaded mode, and a guide rod is connected inside the pressing plate in a sliding mode.

Furthermore, the other helical tooth is meshed with the helical tooth III on one side, a screw rod II is fixed in the helical tooth III, and one side of the screw rod II is connected with a blocking block in a threaded manner.

The utility model has the technical effects and advantages that: (1) Through the deflation component, the third motor drives the rotary ball to rotate, so that inert gas in the gas cylinder can be transmitted into the shell through the gas transmission pipe, the shell is filled with the inert gas, and the pressure of the gas in the shell can be ensured to be within a certain range by the pressure release valve, so that the distribution box is not filled with the inert gas in the normal time; (2) Through the heat dissipation assembly, the fan blade is driven by the first motor to rotate, so that air flow can enter the shell from the air inlet hole and then is driven to the outside of the shell by the fan blade, and heat in the shell is carried away; (3) Through the shutoff subassembly that sets up, after the circuit takes place the short circuit, the second motor can start to drive helical gear two and helical gear three rotation through helical gear one, thereby make lead screw one make the clamp plate move down through rotating, lead screw two make the shutoff piece move down through rotating, thereby make the inside bleeder vent of shell blocked up, thereby accomplish sealed effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

FIG. 3 is a schematic view of a heat dissipating assembly and a plugging assembly according to the present utility model;

FIG. 4 is a schematic view of a deflation assembly of the present utility model.

In the figure: 100. a profile assembly; 101. a housing; 102. hanging lugs; 103. swinging a door; 104. a sealing strip; 105. a temperature sensor; 106. a smoke sensor; 107. an air inlet hole; 108. a protective net; 200. a heat dissipation assembly; 201. a support frame; 202. a first motor; 203. a fan blade; 300. a plugging assembly; 301. a second motor; 302. a first helical tooth; 303. helical teeth II; 304. a first screw rod; 305. a pressing plate; 306. a guide rod; 307. helical teeth III; 308. a second screw rod; 309. blocking; 400. a deflation assembly; 401. a gas cylinder; 402. a fixing hoop; 403. a sealing valve; 404. a third motor; 405. rotating ball; 406. a through hole; 407. a connecting pipe; 408. a pressure release valve; 409. and a gas pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an inert gas protection distribution box includes a shape component 100, a heat dissipation component 200, a blocking component 300 and a gas release component 400, wherein the heat dissipation component 200 is fixed in the shape component 100, the blocking component 300 is fixed in the shape component 100, the gas release component 400 includes a gas cylinder 401, inert gas is fully stored in the gas cylinder 401, the gas cylinder 401 is arranged in the shape component 100, a fixing hoop 402 is sleeved on one side of the gas cylinder 401, the fixing hoop 402 can fix the cylindrical gas cylinder 401 without shaking, a sealing valve 403 is fixed at the end of the gas cylinder 401, a third motor 404 is fixed at the top of the sealing valve 403, a rotary ball 405 is fixed at the output shaft end of the third motor 404, one side of the rotary ball 405, which is not provided with a through hole 406, can block the gas cylinder 401, one side of the rotary ball 405 is provided with a through hole 406, the through hole 406 plays a role of transitional connection, one side of the sealing valve 403 is fixed with a connecting pipe 407, one side of the connecting pipe 407 is fixed with a pressure release valve 408, when the gas pressure in the shell 101 is consistent with the gas pressure in the gas cylinder 401, the pressure in the gas cylinder 401 is started, thereby the redundant inert gas is discharged, and the end of the connecting pipe 407 is fixed with a gas pipe 409.

As a technical optimization scheme of the utility model, the appearance assembly 100 comprises a shell 101, a hanging lug 102 is fixed on one side of the shell 101, the hanging lug 102 is convenient to fix the distribution box, a swing door 103 is rotationally connected right in front of the shell 101, a sealing strip 104 is fixed on one side of the swing door 103, the sealing strip 104 is soft, a temperature sensor 105 is fixed on one side of the swing door 103, the temperature sensor 105 can detect temperature change, a smoke sensor 106 is fixed on one side of the sealing strip 104, the smoke sensor 106 can sense smoke, an air inlet 107 is formed right in front of the shell 101, the air inlet 107 is convenient for external air to enter the shell 101, a protective screen 108 is fixed right in front of the shell 101, and the protective screen 108 prevents foreign matters from touching fan blades 203.

As a technical optimization scheme of the utility model, the heat dissipation assembly 200 comprises a support frame 201, wherein the support frame 201 is fixed inside the shell 101, a first motor 202 is fixed on one side of the support frame 201, a fan blade 203 is fixed at the output shaft end of the first motor 202, and the fan blade 203 can drive air to flow through rotation.

As a technical optimization scheme of the utility model, the plugging assembly 300 comprises a second motor 301, the second motor 301 is fixed inside the shell 101, two output shaft ends of the second motor 301 are both fixed with a first helical gear 302, one side of the first helical gear 302 is meshed with a second helical gear 303, a first screw rod 304 is fixed inside the second helical gear 303, the first screw rod 304 is rotationally connected with the shell 101, one side of the first screw rod 304 is in threaded connection with a pressing plate 305, the pressing plate 305 can plug ventilation holes inside the shell 101, a guide rod 306 is connected inside the pressing plate 305 in a sliding manner, the guide rod 306 limits the moving direction of the pressing plate 305, one side of the other helical gear 302 is meshed with a third helical gear 307, a second screw rod 308 is fixed inside the third helical gear 307, one side of the second screw rod 308 is in threaded connection with a plugging block 309, and the plugging block 309 can plug ventilation holes inside the shell 101.

When the air cylinder is used, during normal operation, the first motor 202 drives the fan blade 203 to rotate, so that air flow enters the shell 101 from the air inlet hole 107 and is discharged from the protective screen 108 after being wound around the air inlet hole, if an electric wire in the shell 101 is in short circuit, an air switch is tripped, or sparks are generated until fire occurs, the temperature rises sharply, a copper wire wrapping skin in the short circuit can generate smoke, the second motor 301 and the third motor 404 can be triggered to start through any one of the temperature sensor 105 and the smoke sensor 106, when the second motor 301 is started, the first helical tooth 302 can respectively drive the second helical tooth 303 and the third helical tooth 307 to rotate, when the second helical tooth 303 rotates, the first helical tooth 304 can synchronously rotate, so that the pressure plate 305 moves downwards under the limit of the guide rod 306, the ventilation hole in the shell 101 is blocked, when the third helical tooth 307 rotates, the second helical tooth 308 synchronously rotates, so that the air cylinder 309 is blocked, the air cylinder 101 is in a sealed state, then the third motor 105 and the third motor 106 can trigger the second helical tooth 302 to drive the air cylinder 301 to rotate, so that the air cylinder 401 can be in a sealed state, and the air cylinder 401 can be discharged out, and the air cylinder 401 can be communicated with the air cylinder 401, and the air cylinder 401 can be discharged through the air cylinder 401 when the inert air cylinder 401 is in the shell, and the air cylinder 101 is in a state.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. An inert gas protection block terminal, includes appearance subassembly (100), heat dissipation subassembly (200), shutoff subassembly (300) and gassing subassembly (400), its characterized in that: the heat dissipation assembly (200) is fixed inside the appearance subassembly (100), the shutoff subassembly (300) is fixed inside the appearance subassembly (100), the gassing subassembly (400) includes gas cylinder (401), gas cylinder (401) set up inside the appearance subassembly (100), fixed hoop (402) have been cup jointed to gas cylinder (401) one side, gas cylinder (401) tip is fixed with sealing valve (403), sealing valve (403) top is fixed with third motor (404), third motor (404) output axle head is fixed with swivel (405), through-hole (406) have been seted up to swivel (405) one side, sealing valve (403) one side is fixed with connecting pipe (407), connecting pipe (407) one side is fixed with relief valve (408), connecting pipe (407) tip is fixed with gas-supply pipe (409).

2. An inert gas shielded electrical power distribution box as set forth in claim 1 wherein: the appearance subassembly (100) include shell (101), shell (101) one side is fixed with hangers (102), shell (101) dead ahead rotates and is connected with swing door (103).

3. An inert gas shielded electrical power distribution box as set forth in claim 2 wherein: a sealing strip (104) is fixed on one side of the swing door (103), a temperature sensor (105) is fixed on one side of the swing door (103), and a smoke sensor (106) is fixed on one side of the sealing strip (104).

4. An inert gas shielded electrical power distribution box as set forth in claim 2 wherein: an air inlet hole (107) is formed in the right front of the shell (101), and a protective net (108) is fixed in the right front of the shell (101).

5. An inert gas shielded electrical power distribution box as set forth in claim 2 wherein: the heat dissipation assembly (200) comprises a support frame (201), the support frame (201) is fixed inside the shell (101), a first motor (202) is fixed on one side of the support frame (201), and a fan blade (203) is fixed at the output shaft end of the first motor (202).

6. An inert gas shielded electrical power distribution box as set forth in claim 2 wherein: the plugging assembly (300) comprises a second motor (301), the second motor (301) is fixed inside the shell (101), first helical teeth (302) are fixed at two output shaft ends of the second motor (301), and second helical teeth (303) are meshed on one side of the first helical teeth (302).

7. An inert gas shielded electrical power distribution box as set forth in claim 6 wherein: screw rod one (304) is fixed inside the helical tooth two (303), one side of the screw rod one (304) is connected with a pressing plate (305) in a threaded mode, and a guide rod (306) is connected inside the pressing plate (305) in a sliding mode.

8. An inert gas shielded electrical power distribution box as set forth in claim 7 wherein: and one side of the other helical tooth I (302) is meshed with a helical tooth III (307), a screw rod II (308) is fixed in the helical tooth III (307), and one side of the screw rod II (308) is connected with a blocking block (309) in a threaded manner.