CN219350077U

CN219350077U - Vacuum circuit breaker

Info

Publication number: CN219350077U
Application number: CN202320782886.4U
Authority: CN
Inventors: 郭卫星
Original assignee: JIANGSU HUAXIA ELECTRIC POWER COMPLETE EQUIPMENT CO Ltd
Current assignee: JIANGSU HUAXIA ELECTRIC POWER COMPLETE EQUIPMENT CO Ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-07-14
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses a vacuum circuit breaker, which belongs to the technical field of vacuum circuit breakers and comprises a mounting plate, wherein an organism is fixedly arranged at the top end of the mounting plate, an air outlet and an air inlet are formed in the organism, a dust removing and ventilating assembly is fixedly arranged in the organism and comprises a driving motor, a screw rod, a first scraping plate, a transmission gear, a rack and a second scraping plate, and the driving motor is fixedly arranged in the mounting plate.

Description

Vacuum circuit breaker

Technical Field

The utility model relates to the technical field of vacuum circuit breakers, in particular to a vacuum circuit breaker.

Background

The vacuum circuit breaker is named because the arc extinguishing medium and the insulating medium of the contact gap after arc extinguishing are both high vacuum; the vacuum circuit breaker has the advantages of small size, light weight, suitability for frequent operation and no maintenance for arc extinction, is more popular in power distribution network, has poor sealing performance, and is inconvenient to adapt to humid environment.

Therefore, chinese patent net discloses a vacuum circuit breaker of applicable humid environment, application number is 202223000998.4, through the air discharge fan, the ventilative board that absorbs water, the mount, the spring, the fixed column, the fixed orifices, cooperation setting between switch and the notch of admitting air, after the ventilative board that will absorb water is installed, open the air discharge fan through the switch afterwards, can bleed to the control organism is inside, simultaneously under air pressure's effect, outside air can follow the notch inflow of admitting air, and absorb the moisture of air through the absorption of ventilative board that absorbs water, not only can discharge the inside heat of control organism, can guarantee that the control organism is in dry state all the time moreover, can make vacuum circuit breaker normally use under humid environment.

Although the application meets the use requirement of a user to a certain extent, certain defects still exist in the use process, and the vacuum circuit breaker has the specific problems that dust is easy to accumulate at an air outlet and an air inlet after the vacuum circuit breaker is used for a long time, the discharge of heat and moisture in the machine body is influenced, and the service life of the vacuum circuit breaker is reduced.

Disclosure of Invention

The utility model aims to provide a vacuum circuit breaker, which solves the problems that dust is easy to accumulate at an air outlet and an air inlet after the vacuum circuit breaker is used for a long time in the prior art, the discharge of heat and moisture in a machine body is influenced, and the service life of the vacuum circuit breaker is reduced.

In order to solve the technical problems, the utility model provides the following technical scheme: the vacuum circuit breaker comprises a mounting plate, wherein an organism is fixedly mounted at the top end of the mounting plate, an air outlet and an air inlet are formed in the organism, a dust removal ventilation assembly is fixedly mounted in the organism, and the dust removal ventilation assembly comprises a driving motor, a screw rod, a first scraping plate, a transmission gear, a rack and a second scraping plate;

the inside of the mounting plate is fixedly provided with a driving motor, an output shaft of the driving motor is fixedly connected with a screw rod, a first scraping plate is sleeved on an outer thread of the screw rod, the inner wall of the machine body is rotationally connected with a transmission gear, one side of the transmission gear is connected with a rack in a meshed manner, one side of the rack is fixedly connected with a second scraping plate, dust at an air outlet and an air inlet in the machine body can be cleaned, and the phenomenon that dust accumulation influences the discharge of heat and moisture in the machine body after the vacuum circuit breaker is used for a long time is avoided;

the inside of the mounting plate is fixedly provided with a dehumidification and ventilation assembly, and the dehumidification and ventilation assembly comprises a mounting box, a threaded rod, a sliding block and a fan;

the inside fixedly connected with mounting panel installs the case, the inside rotation of mounting panel is connected with the threaded rod, the outside threaded connection of threaded rod has the slider, the top fixed mounting of slider has the fan, can blow inside the organism, improves the circulation of the inside air of organism.

Preferably, the dedusting ventilation assembly further comprises a bevel gear set, a connecting rod and a belt transmission mechanism;

the outside of lead screw has fixedly cup jointed the bevel gear group, one side fixedly connected with connecting rod of bevel gear group, the connecting rod passes through belt drive mechanism and is connected with gear drive.

Preferably, the dehumidifying ventilation assembly comprises a refrigeration pipe, a rotating motor and a mounting block;

the inside equidistance fixedly connected with refrigeration pipe of mounting box, the inside fixed mounting of mounting panel has the rotating electrical machines, the both sides fixedly connected with installation piece of mounting panel.

Compared with the prior art, the utility model has the following beneficial effects:

1. through the ventilative subassembly that removes dust, can clear up the dust of the inside air outlet of organism and air intake, avoid vacuum circuit breaker to pile up the discharge that influences the inside heat of organism and moisture after carrying out long-time use, simultaneously, drive first scraper blade and second scraper blade through driving motor and remove the striking off the dust, improved the inside automaticly of removing dust of organism, prolonged the life of organism.

2. Through dehumidification ventilation assembly, can blow to the organism inside, improve the circulation of organism inside air, simultaneously, blow off the air conditioning that the refrigeration pipe sent through the fan, can cool down the organism inside, further reduce the inside moisture infiltration of organism, improve organism dampproofing performance.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic view of a structure of a vacuum circuit breaker according to the present utility model;

FIG. 2 is a schematic view of the dust removing ventilation assembly of the present utility model;

FIG. 3 is an enlarged view of the utility model at A in FIG. 2;

FIG. 4 is a schematic view of the mounting structure of the transmission gear of the present utility model;

fig. 5 is a schematic view of the structure of the dehumidifying ventilation assembly of the present utility model.

In the figure: 1. a mounting plate;

2. a dust removal ventilation assembly; 201. a driving motor; 202. a screw rod; 203. a first scraper; 204. a bevel gear set; 205. a connecting rod; 206. a transmission gear; 207. a rack; 208. a second scraper; 209. a belt drive mechanism;

3. a dehumidification and ventilation assembly; 301. a mounting box; 302. a refrigeration tube; 303. a threaded rod; 304. a rotating electric machine; 305. a slide block; 306. a blower; 307. a mounting block;

4. a body; 5. an air outlet; 6. and an air inlet.

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. 1-5, the present utility model provides the following technical solutions: the vacuum circuit breaker comprises a mounting plate 1, wherein an organism 4 is fixedly arranged at the top end of the mounting plate 1, an air outlet 5 and an air inlet 6 are formed in the organism 4, a dust removal ventilation assembly 2 is fixedly arranged in the organism 4, and the dust removal ventilation assembly 2 comprises a driving motor 201, a screw rod 202, a first scraping plate 203, a transmission gear 206, a rack 207 and a second scraping plate 208;

the inside of the mounting plate 1 is fixedly provided with a driving motor 201, the driving motor 201 is electrically connected with the output end of an external power supply, the output shaft of the driving motor 201 is fixedly connected with a screw rod 202, the outer side of the screw rod 202 is in threaded socket connection with a first scraping plate 203, the inner wall of the machine body 4 is rotationally connected with a transmission gear 206, one side of the transmission gear 206 is in meshed connection with a rack 207, one side of the rack 207 is fixedly connected with a second scraping plate 208, one side of the second scraping plate 208 is in sliding connection with the inside of the machine body 4, and the movement stability of the second scraping plate 208 is ensured conveniently;

the dehumidification and ventilation assembly 3 is fixedly arranged in the mounting plate 1, and the dehumidification and ventilation assembly 3 comprises a mounting box 301, a threaded rod 303, a sliding block 305 and a fan 306;

the inside fixedly connected with mounting panel 1 installs case 301, and the inside rotation of mounting panel 1 is connected with threaded rod 303, and the outside threaded connection of threaded rod 303 has slider 305, and the top fixed mounting of slider 305 has fan 306, fan 306 and the output electric connection of external power source.

The dedusting and ventilation assembly 2 further comprises a bevel gear set 204, a connecting rod 205 and a belt transmission mechanism 209;

the outside of lead screw 202 has fixedly cup jointed bevel gear group 204, and bevel gear group 204 comprises two intermeshing's conical gear, and one side fixedly connected with connecting rod 205 of bevel gear group 204, connecting rod 205 pass through belt drive mechanism 209 and drive gear 206 transmission and be connected, and belt drive mechanism 209 comprises two drive wheels and a belt, is convenient for drive first scraper blade 203 and second scraper blade 208 and removes simultaneously, clears up the dust of air outlet 5 and air intake 6 one side.

Starting the driving motor 201, the driving motor 201 drives the screw rod 202 to rotate, the screw rod 202 drives the first scraping plate 203 through threads on the surface to clean dust attached to one side of the air inlet 6, meanwhile, when the screw rod 202 rotates, the bevel gear set 204 is driven to rotate, the bevel gear set 204 drives the connecting rod 205 to rotate and drives the transmission gear 206 to rotate through the belt transmission mechanism 209, the transmission gear 206 drives the rack 207 to move, dust on one side of the air outlet 5 is cleaned, the phenomenon that dust accumulation influences the discharge of heat and moisture inside the machine body 4 after the vacuum circuit breaker is used for a long time is avoided, the automation performance of dust removal inside the machine body 4 is improved, and the service life of the machine body 4 is prolonged.

The dehumidifying ventilation assembly 3 includes a cooling tube 302, a rotary motor 304 and a mounting block 307;

inside equidistance fixedly connected with refrigeration pipe 302 of mounting box 301, the inside fixed mounting of mounting panel 1 has rotating electrical machines 304, the output electric connection of rotating electrical machines 304 and external power source, the output and the threaded rod 303 fixed connection of rotating electrical machines 304 are convenient for drive fan 306 and remove, blow inside organism 4, improve the circulation of organism 4 inside air, the both sides fixedly connected with installation piece 307 of mounting panel 1 are convenient for carry out fixed mounting to mounting panel 1.

The vacuum circuit breaker is placed at a position to be used, the vacuum circuit breaker is installed at a designated position through the installation block 307 by using the bolts, the electric wire is connected with the electric wire, the vacuum circuit breaker is installed, then the water-absorbing and air-permeable plate is inserted into the machine body 4, the fixing column is pulled to enable the fixing column to move into the fixing hole, the water-absorbing and air-permeable plate can be installed, the exhaust fan is opened through the switch, the interior of the machine body 4 can be pumped, meanwhile, under the action of air pressure, external air can flow in from the air inlet 6, moisture of the air is absorbed through the absorption of the water-absorbing and air-permeable plate, not only the heat in the machine body 4 can be discharged, but also the interior of the machine body 4 can be guaranteed to be always in a dry state, the rotating motor 304 and the fan 306 are started, the rotating motor 304 drives the threaded rod 303 to rotate, the threaded rod 303 drives the sliding block 305 to move, the fan 306 to reciprocate, the cold air of the refrigerating pipe 302 is blown away to the interior of the machine body 4 to cool, moisture-proof performance of the machine body 4 is further reduced, and moisture permeation inside the machine body 4 is improved.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a vacuum circuit breaker, includes mounting panel (1), the top fixed mounting organism (4) of mounting panel (1), air outlet (5) and air intake (6), its characterized in that have been seted up to the inside of organism (4): the dust-removing ventilation assembly (2) is fixedly arranged in the machine body (4), and the dust-removing ventilation assembly (2) comprises a driving motor (201), a screw rod (202), a first scraping plate (203), a transmission gear (206), a rack (207) and a second scraping plate (208);

the device is characterized in that a driving motor (201) is fixedly arranged in the mounting plate (1), an output shaft of the driving motor (201) is fixedly connected with a screw rod (202), a first scraping plate (203) is sleeved on an outer side thread of the screw rod (202), a transmission gear (206) is rotatably connected to the inner wall of the machine body (4), a rack (207) is connected to one side of the transmission gear (206) in a meshed mode, and a second scraping plate (208) is fixedly connected to one side of the rack (207);

a dehumidification and ventilation assembly (3) is fixedly arranged in the mounting plate (1), and the dehumidification and ventilation assembly (3) comprises a mounting box (301), a threaded rod (303), a sliding block (305) and a fan (306);

the inside fixedly connected with mounting panel (1) installs case (301), the inside rotation of mounting panel (1) is connected with threaded rod (303), the outside threaded connection of threaded rod (303) has slider (305), the top fixed mounting of slider (305) has fan (306).

2. A vacuum interrupter as defined in claim 1, wherein: the dedusting ventilation assembly (2) further comprises a bevel gear set (204), a connecting rod (205) and a belt transmission mechanism (209);

the outside of lead screw (202) is fixed to be cup jointed bevel gear group (204), one side fixedly connected with connecting rod (205) of bevel gear group (204), connecting rod (205) are connected with drive gear (206) transmission through belt drive mechanism (209).

3. A vacuum interrupter as defined in claim 1, wherein: one side of the second scraping plate (208) is in sliding connection with the inside of the machine body (4).

4. A vacuum interrupter as defined in claim 2, wherein: the belt transmission mechanism (209) consists of two transmission wheels and a belt.

5. A vacuum interrupter as defined in claim 1, wherein: the dehumidification ventilation assembly (3) comprises a refrigeration pipe (302), a rotary motor (304) and a mounting block (307);

the inside equidistance fixedly connected with refrigeration pipe (302) of mounting box (301), the inside fixed mounting of mounting panel (1) has rotating electrical machines (304), the both sides fixedly connected with installation piece (307) of mounting panel (1).

6. A vacuum interrupter as defined in claim 5, wherein: the output end of the rotating motor (304) is fixedly connected with the threaded rod (303).