CN217182726U

CN217182726U - Armored movable alternating-current metal-enclosed switch cabinet

Info

Publication number: CN217182726U
Application number: CN202220673569.4U
Authority: CN
Inventors: 罗兴顺; 舒乾栋; 王维民
Original assignee: Guizhou Kesheng Electric Equipment Co Ltd
Current assignee: Guizhou Keyishang Electrical Equipment Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-08-12
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses an armor withdrawable alternating current metal-enclosed switch cabinet, which comprises a cabinet body, wherein a cable chamber, a circuit breaker chamber, a bus chamber and a low-pressure chamber are sequentially arranged in the cabinet body from bottom to top, the inner walls of the cable chamber, the bus chamber and the low-pressure chamber are provided with vent holes for series connection, the circuit breaker chamber is connected with the cable chamber in parallel, the outer side surface of the cabinet body is provided with a dehumidifying box and an air pump, the two ends of the dehumidifying box are respectively communicated with the exhaust end of the air pump and the cable chamber through connecting pipes, and the air inlet end of the air pump is communicated with the low-pressure chamber through connecting pipes. The dehumidification module in this installation cabinet is installed in the outside, and convenient the change has guaranteed the dehumidification effect, and the practicality is better.

Description

Armored movable alternating-current metal-enclosed switch cabinet

Technical Field

The utility model relates to the technical field of electrical equipment, specifically be an armor formula of withdrawing exchanges metal-enclosed switchgear.

Background

The armored movable AC metal-enclosed switchgear is a complete set of indoor power distribution equipment with three-phase AC 50Hz and rated voltage of 40.5kV, which is used for receiving and distributing three-phase electric energy of 50Hz and 35kV power grids in power plants, transformer substations and industrial and mining enterprises, the circuit has the functions of control, protection, detection and the like, can be used in places with frequent operation, has perfect five-prevention function, conditions of use, ambient air temperature: upper limit +40 ℃, lower limit-10 ℃, altitude: maximum altitude of 1000m at the equipment installation site, humidity: relative humidity: daily average value of not more than 95%, monthly average value of not more than 90%, saturated vapor pressure: daily average value is not more than 2.2X 10-3MPa, monthly average value is not more than 1.8X 10-3MPa, earthquake: the earthquake intensity is not more than 8 ℃, and the method is suitable for places without fire explosion hazard around and severe pollution such as severe vibration and chemical corrosion.

Along with the progress of science and technology, more and more power equipment is established, when power equipment is by perfecting the construction, the electric power protection device that corresponds is also established, circuit to power equipment is controlled, protection and detection, traditional armor moves open outdoor interchange metal closed switch equipment and need dehumidify self, avoid the condensation to damage electrical components, traditional dehumidification method is evaporated the moisture through the form of heating the internal air of cabinet, but when the moisture is overweight, the required heating power of dehumidification is very high, a large amount of heats are at internal accumulation of cabinet, be the very big adverse factor of electrical components during operation, and then the security and the stability of cubical switchboard have been reduced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an armor formula of moving away exchanges metal-enclosed switch cabinet, be provided with the internal air current of air extractor drive cabinet and through all installation rooms, externally dehumidify the air current, make the air current of the internal circulation of cabinet keep dry state for a long time, and this in-process can not be at the internal a large amount of heats that accumulate of cabinet, improved the security and the stability of cubical switchboard, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an armor is moved open and is exchanged metal-enclosed cubical switchboard, includes the cabinet body, supreme cable chamber, circuit breaker room, generating line room and the low-pressure chamber of having set gradually is followed to the cabinet internal, is provided with the air vent on the inner wall of cable chamber, generating line room and low-pressure chamber and establishes ties, and the circuit breaker room is parallelly connected with the cable chamber, and the lateral surface of the cabinet body is provided with dehumidification case and air extractor, and the both ends of dehumidification case are passed through the connecting pipe respectively with the exhaust end and the cable chamber intercommunication of air extractor, and the inlet end of air extractor passes through connecting pipe and low-pressure chamber intercommunication.

As a preferred technical scheme of the utility model, the inside of dehumidification case is provided with two fretwork baffles, can pull out between two fretwork baffles and place the dehumidification module, and the front end of dehumidification case is rotated and is installed the closing plate.

As an optimized technical proposal of the utility model, the shell of the dehumidification module is box-shaped, the top and the bottom of the dehumidification module are provided with breathable gauze, and the inside of the dehumidification module is filled with loose dehumidification agent.

As a preferred technical proposal of the utility model, the moisture remover is a solid moisture absorbent, in particular to one of silicic acid gel or calcium chloride.

As a preferred technical scheme of the utility model, the air vent of cable chamber and circuit breaker room is located both baffles leftmost side, and the air vent of cable chamber and generating line room is located both baffles leftmost side, and the air vent hole of circuit breaker room and generating line room is located both baffles topmost, and the air vent hole of generating line room and low-pressure chamber is located both baffles topmost.

Compared with the prior art, the beneficial effects of the utility model are that: this armor withdraws formula and exchanges metal-enclosed cubical switchboard is provided with the internal air current of air extractor drive cabinet and through all installation rooms, externally dehumidifies the air current, makes the air current of the internal circulation of cabinet keep dry state for a long time, and this in-process can not be at the internal a large amount of heats of accumulating of cabinet, has improved the security and the stability of cubical switchboard, and the dehumidification module in this installation cabinet is installed in the outside, and convenient the change has guaranteed the dehumidification effect, and the practicality is better.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the airflow path of the present invention.

In the figure: the device comprises a cabinet body 1, a cable chamber 2, a breaker chamber 3, a bus chamber 4, a low-pressure chamber 5, an air pump 6, a dehumidifying box 7, a connecting pipe 8, a hollow partition plate 9, a dehumidifying module 10, a dehumidifying agent 11 and a sealing plate 12.

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, the present invention provides a technical solution: an armored movable alternating current metal-enclosed switch cabinet comprises a cabinet body 1, a cable chamber 2, a circuit breaker chamber 3, a bus chamber 4 and a low-voltage chamber 5 are sequentially arranged in the cabinet body 1 from bottom to top, vent holes are formed in the inner walls of the cable chamber 2, the bus chamber 4 and the low-voltage chamber 5 and are connected in series, the circuit breaker chamber 3 is connected with the cable chamber 2 in parallel, the vent holes of the cable chamber 2 and the circuit breaker chamber 3 are located on the leftmost side of the partition plates of the cable chamber 2 and the circuit breaker chamber 3, the vent holes of the circuit breaker chamber 3 and the bus chamber 4 are located on the uppermost side of the partition plates of the cable chamber and the circuit breaker chamber 4, the vent holes of the bus chamber 4 and the low-voltage chamber 5 are located on the uppermost side of the partition plates of the circuit breaker chamber and the low-voltage chamber 5, so that air flow driven by an air pump 6 passes through all electrical element installation chambers, further can completely dehumidify the air flow in the cabinet body 1, the dehumidification effect is good, heat accumulation is avoided, a dehumidification box 7 and an air pump 6 are arranged on the outer side surface of the cabinet body 1, the two ends of the dehumidifying box 7 are respectively communicated with the exhaust end of the air pump 6 and the cable chamber 2 through the connecting pipe 8, the air inlet end of the air pump 6 is communicated with the low-pressure chamber 5 through the connecting pipe 8, the air pump 6 pumps the gas in the cabinet body 1, the gas enters the dehumidifying box 7 and then is dehumidified, the dried gas returns to the cabinet body 1, the air current circulating in the cabinet body 1 is kept in a dry state for a long time, in the process, a large amount of heat cannot be accumulated in the cabinet body 1, the safety and the stability of the switch cabinet are improved, two hollowed-out partition plates 9 are arranged in the dehumidifying box 7, a dehumidifying module 10 is placed between the two hollowed-out partition plates 9 in a telescopic mode, the dehumidifying agent 11 is convenient to replace, a sealing plate 12 is rotatably installed at the front end of the dehumidifying box 7, the shell of the dehumidifying module 10 is box-shaped, breathable yarn nets are arranged at the top and the bottom of the dehumidifying box, loose dehumidifying agent 11 is contained inside, and the dehumidifying box can smoothly circulate the air current, the moisture absorbent 11 is a solid moisture absorbent, specifically one of silicic acid gel or calcium chloride.

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 an armor withdraws formula and exchanges metal-enclosed switchgear, includes the cabinet body (1), its characterized in that: the air exhaust type air conditioner is characterized in that a cable chamber (2), a circuit breaker chamber (3), a bus chamber (4) and a low-voltage chamber (5) are sequentially arranged in the cabinet body (1) from bottom to top, air vents are arranged on the inner walls of the cable chamber (2), the bus chamber (4) and the low-voltage chamber (5) to be connected in series, the circuit breaker chamber (3) is connected with the cable chamber (2) in parallel, a dehumidification box (7) and an air pump (6) are arranged on the outer side face of the cabinet body (1), the two ends of the dehumidification box (7) are respectively communicated with the air exhaust end of the air pump (6) and the cable chamber (2) through connecting pipes (8), and the air inlet end of the air pump (6) is communicated with the low-voltage chamber (5) through the connecting pipes (8).

2. The armored removable alternating current metal enclosed switchgear according to claim 1, wherein: two hollowed-out partition plates (9) are arranged inside the dehumidifying box (7), a dehumidifying module (10) is placed between the two hollowed-out partition plates (9) in a telescopic mode, and a sealing plate (12) is rotatably installed at the front end of the dehumidifying box (7).

3. The armored removable alternating current metal enclosed switchgear according to claim 2, wherein: the shell of the dehumidification module (10) is box-shaped, the top and the bottom of the dehumidification module are provided with breathable gauze, and loose dehumidification agents (11) are contained in the dehumidification module.

4. The armored removable alternating current metal enclosed switchgear according to claim 3, wherein: the moisture remover (11) is a solid moisture absorbent, and is specifically one of silicic acid gel or calcium chloride.

5. The armored removable alternating current metal enclosed switchgear according to claim 1, wherein: the vent holes of the cable chamber (2) and the breaker chamber (3) are located on the left sides of the clapboards, the vent holes of the cable chamber (2) and the bus chamber (4) are located on the left sides of the clapboards, the vent holes of the breaker chamber (3) and the bus chamber (4) are located on the top sides of the clapboards, and the vent holes of the bus chamber (4) and the low-voltage chamber (5) are located on the top sides of the clapboards.