CN112260113B

CN112260113B - Transformer substation is with heat abstractor of convenient clearance

Info

Publication number: CN112260113B
Application number: CN202011073269.4A
Authority: CN
Inventors: 韦志强; 李万忠; 刘春伟; 袁亚洲; 倪文强; 胡慧欣; 魏铁远; 荣银萍; 罗春华; 李乾; 薛田; 薛居东; 田耕; 池哲; 李诗白; 崔新梅; 于会震
Original assignee: Shandong Anlan Power Technology Co ltd
Current assignee: Shandong Anlan Power Technology Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2022-07-01
Anticipated expiration: 2040-10-09
Also published as: CN112260113A

Abstract

The invention discloses a heat dissipation device convenient to clean for a transformer substation. The invention relates to the technical field of transformer substation heat dissipation. This heat abstractor of convenient clearance for transformer substation is through set up the compressed carbon dioxide who starts along with the condition of a fire in heat abstractor, make can be fast timely restrain the less condition of a fire in earlier stage, put out a fire, it is more convenient to put out a fire, the equipment loss has been reduced, the suitability is better, with the shrouding of thermovent and the linkage of the starter block of compressed gas jar, make the condition of a fire take place the back, the thermovent can be sealed through the shrouding when compressed gas jar is from starting, be used for isolated external oxygen, supplementary carbon dioxide is gaseous to put out a fire, be favorable to the control to the condition of a fire, the security is better, and through the heat dissipation fire extinguishing mechanism linkage complementary unit who starts along with the condition of a fire, make it can surround the casing and discharge the sand that separates the fire and form and separate the fire zone, the condition of a fire ignition periphery in the device has effectively been avoided causing the condition of a fire out of control.

Description

Transformer substation is with heat abstractor of convenient clearance

Technical Field

The invention relates to the technical field of transformer substation heat dissipation, in particular to a heat dissipation device convenient to clean for a transformer substation.

Background

A box-type substation is a box of a place where voltage and current of electric energy are transformed, concentrated, and distributed in an electric power system. Because the outdoor box-type substation is installed outdoors, the illumination resource is high, the environmental temperature is increased along with the increase of the illumination resource, the load current of equipment is increased, the overall temperature of the box-type substation is increased due to multiple factors, particularly, the temperature in the box-type substation in partial areas can exceed eighty degrees even in high-temperature periods in summer, and the service life of components is greatly influenced by overhigh temperature, so that fans are mostly installed in the box-type substation for heat dissipation, but the temperature of the existing heat dissipation device can be reduced only by exhausting air, when the components break down or high temperature causes internal fire, the fire is difficult to be inhibited or extinguished, and the use limitation is large; the air ports and other devices for heat dissipation cannot be automatically closed when a fire occurs, so that the fire is easily out of control, the fire control is adversely affected, and the safety is poor; the fire can not be isolated and transmitted after the fire occurs in the transformer substation, and the surrounding vegetation or goods are easily ignited by the fire.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the heat dissipation device convenient to clean for the transformer substation, and solves the problems that the temperature of the conventional heat dissipation device can be reduced only by exhausting air, when an element fails or an internal fire is caused by high temperature, the internal fire is difficult to inhibit or extinguish, and the use limitation is large; the air ports and other devices for heat dissipation cannot be automatically closed when a fire occurs, oxygen is easily transferred to cause the fire to be out of control, the fire control is adversely affected, and the safety is poor; the transmission can not be isolated after the fire occurs in the transformer substation, and the fire easily ignites the surrounding vegetation or articles.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a transformer substation is with heat abstractor of convenient clearance, includes the casing, the top fixedly connected with cavity top cap of casing, and shells inner wall's bottom surface is provided with the power converter, the inside of casing and cavity top cap is provided with the heat dissipation and extinguishes fire the mechanism, the inside of cavity top cap is provided with and dispels the heat and extinguishes fire mechanism matched with complementary unit.

Preferably, the heat dissipation fire extinguishing mechanism includes the card rail, the quantity of card rail is four, four the card rail uses two to be a set of difference fixed connection in shells inner wall's the left and right sides, and has the frame with the inboard sliding connection of group card rail, the bottom surface of frame inner wall is provided with compressed gas jar, and the middle part fixedly connected with backup pad of frame inner wall, the jar mouthful matched with draw-in groove with compressed gas jar is seted up to the bottom surface of backup pad.

The top in frame has seted up spacing chamber, spacing cover and pressure spring have been cup jointed in the activity respectively to the inside in spacing chamber, the spout with spacing chamber intercommunication is seted up on the surface of frame, the stop collar just is fixedly connected with pull rod in the spout, the T shape pore with the casing intercommunication is seted up to the inside in cavity top cap bottom plate, the perpendicular inslot joint in T shape pore has the hot melt insurance piece, the left and right sides on hot melt insurance piece surface just is fixedly connected with the stay cord in T shape pore, the other end of stay cord runs through the cavity top cap and connects with the pull rod lock.

The fixed cover in inside of stop collar has been connect the start pipe, the surface of backup pad is seted up with compressed gas jar and start pipe matched with slot, the surface of start pipe has been seted up and has been led the gas mouth, and the fixed cover in inside of start pipe has been connect the whistle.

The heat dissipation port has been seted up on the surface of casing, the inner wall fixedly connected with of frame and heat dissipation port matched with fan, the inner wall of heat dissipation port articulates there is the shrouding, the T-slot has been seted up on the surface of shrouding, the surface of start tube articulate have with T-slot matched with control seat.

Preferably, the auxiliary mechanism includes the discharge gate, the quantity of discharge gate is four, four the four sides department of cavity top cap bottom surface is seted up respectively to the discharge gate, the inside of discharge gate articulates there is a sealing door, and the inner wall of discharge gate set up with heat dissipation fire extinguishing mechanism matched with locked groove, the surface of sealing door is provided with and locked groove and heat dissipation fire extinguishing mechanism matched with spring locking piece.

Preferably, the inside of cavity top cap is filled with and separates the fire sand, and the inside fixedly connected with water conservancy diversion platform of cavity top cap.

Preferably, the control seat is composed of a limit block fixedly connected with one end of a triangular seat.

Preferably, a limiting torsion spring is arranged at the hinged position of the starting pipe and the control seat.

Preferably, the surface of the closing plate is provided with an embedded groove which is communicated with the T-shaped groove and matched with the control seat.

Preferably, the number of the heat dissipation ports is four, and the four heat dissipation ports are respectively arranged on the left side and the right side of the surface of the shell by taking two heat dissipation ports as a group.

Advantageous effects

The invention provides a heat dissipation device convenient to clean for a transformer substation. Compared with the prior art, the method has the following beneficial effects:

(1) this heat abstractor of convenient clearance for transformer substation is through setting up the compression carbon dioxide who starts along with the condition of a fire in heat abstractor for when the transformer substation is inside because of trouble or high temperature cause inside condition of a fire, can be fast timely restrain, put out a fire to less condition of a fire in earlier stage, it is more convenient to put out a fire, has reduced equipment loss, and the suitability is better.

(2) This heat abstractor of convenient clearance for transformer substation is through the shrouding with the thermovent and the linkage of the start-up part of compressed gas jar for after the condition of a fire takes place, the compressed gas jar can seal the thermovent through the shrouding when starting certainly, is used for isolated external oxygen, and supplementary carbon dioxide gas is put out a fire, is favorable to the control to the condition of a fire, and the security is better.

(3) This heat abstractor for transformer substation with convenient clearance is through the heat dissipation fire extinguishing mechanism linkage complementary unit who starts along with the condition of a fire for it can encircle the casing and discharge and separate the husky formation of fire and separate the fire area of isolating, has effectively avoided the fire in the device to ignite the periphery and cause the condition of a fire out of control.

Drawings

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

FIG. 2 is a front cross-sectional view of the structure of the present invention;

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

fig. 4 is an enlarged view of the invention at B in fig. 2.

In the figure: 1. a housing; 2. a hollow top cover; 3. a power converter; 4. a heat dissipation fire extinguishing mechanism; 401. clamping a rail; 402. a frame; 403. a compressed gas tank; 404. a support plate; 405. a card slot; 406. a limiting cavity; 407. a limiting sleeve; 408. a pressure spring; 409. a chute; 410. a pull rod; 411. a T-shaped duct; 412. hot melting the safety block; 413. pulling a rope; 414. starting a tube; 415. a slot; 416. an air guide port; 417. a whistle; 418. a heat dissipation port; 419. a fan; 420. closing the plate; 421. a T-shaped slot; 422. a control seat; 5. an auxiliary mechanism; 501. a discharge port; 502. sealing the door; 503. locking the groove; 504. and a spring locking block.

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. 1-4, a heat dissipation device for a transformer substation, which is convenient to clean, includes a housing 1, a hollow top cover 2 is fixedly connected to the top end of the housing 1, a main door is disposed on the surface of the housing 1, a warning sticker is pasted on the surface of the main door, a power converter 3 is disposed on the bottom surface of the inner wall of the housing 1, a heat dissipation fire extinguishing mechanism 4 is disposed inside the housing 1 and the hollow top cover 2, and an auxiliary mechanism 5 matched with the heat dissipation fire extinguishing mechanism 4 is disposed inside the hollow top cover 2.

In the invention, the heat dissipation fire extinguishing mechanism 4 comprises clamping rails 401, the number of the clamping rails 401 is four, four clamping rails 401 are respectively fixedly connected with the left side and the right side of the inner wall of the shell 1 in a group of two clamping rails 401, the inner sides of the clamping rails 401 in the same group are slidably connected with a frame 402, the frame 402 and parts connected with the frame 402 can move on the clamping rails 401, so that a user can conveniently install related parts and slide out for maintenance and cleaning, a compressed gas tank 403 is arranged on the bottom surface of the inner wall of the frame 402, the compressed gas tank is filled with compressed carbon dioxide gas, the tank opening of the tank is a pluggable metal seal similar to a common small compressed gas tank, a support plate 404 is fixedly connected to the middle part of the inner wall of the frame 402, a clamping groove 405 matched with the tank opening of the compressed gas tank 403 is arranged on the bottom surface of the support plate 404, the compressed gas tank 403 can be conveniently replaced by the user, a limit cavity 406 is arranged on the top of the frame 402, a limit sleeve 407 and a pressure spring 408 are movably sleeved in the limit cavity 406 respectively, the surface of the frame 402 is provided with a sliding chute 409 communicated with the limiting cavity 406, a limiting sleeve 407 is fixedly connected with a pull rod 410 in the sliding chute 409, the inside of the bottom plate of the hollow top cover 2 is provided with a T-shaped pore passage 411 communicated with the shell 1, a hot melting safety block 412 is clamped in the vertical groove of the T-shaped pore passage 411, the hot melting block is low melting point alloy made of bismuth, cadmium, indium, cadmium and the like, and is hot melted when meeting high temperature and is commonly used for manufacturing a safety device, the left side and the right side of the surface of the hot melting safety block 412 are fixedly connected with pull ropes 413 in the T-shaped pore passage 411, the other end of each pull rope 413 penetrates through the hollow top cover 2 and is locked with the pull rod 410, when fire occurs in the shell 1, heat and flame are accumulated upwards, the hot melting safety block 412 is hot melted, the pull ropes 413 at the two sides are released, the pressure spring 408 pushes the limiting sleeve 407 to move downwards, a starting pipe 414 is fixedly sleeved in the limiting sleeve 407, the surface of the supporting plate 404 is provided with a slot 415 matched with the compressed gas tank 403 and the starting pipe 414, the surface of the starting pipe 414 is provided with a gas guide port 416, a gas whistle 417 is fixedly sleeved inside the starting pipe 414, the limiting sleeve 407 drives the starting pipe 414 to move downwards and is inserted into a tank opening of the compressed gas tank 403, compressed carbon dioxide is discharged into the shell 1 from the gas guide port 416 on the starting pipe 414 to suppress fire, the gas whistle 417 can give out sharp alarm sound in the gas output process, the surface of the shell 1 is provided with a heat dissipation port 418, the inner wall of the frame 402 is fixedly connected with a fan 419 matched with the heat dissipation port 418, the inner wall of the heat dissipation port 418 is hinged with a sealing plate 420, the surface of the sealing plate 420 is provided with a T-shaped groove 421, the surface of the starting pipe 414 is hinged with a control seat 422 matched with the T-shaped groove 421, the starting pipe 414 and the control seat 422 moving downwards drive the sealing plate 420 to rotate through the T-shaped groove 421 to seal the heat dissipation port 418, so as to isolate external oxygen and assist the carbon dioxide to extinguish fire.

According to the invention, the auxiliary mechanism 5 comprises four discharge ports 501, the four discharge ports 501 are respectively arranged at four sides of the bottom surface of the hollow top cover 2, a sealing door 502 is hinged inside the discharge ports 501, a locking groove 503 matched with the heat dissipation fire extinguishing mechanism 4 is formed in the inner wall of the discharge ports 501, a spring locking block 504 matched with the locking groove 503 and the heat dissipation fire extinguishing mechanism 4 is arranged on the surface of the sealing door 502, a pull rope 413 pulls the spring locking block 504 to insert into the locking groove 503 to lock the sealing door 502 in a normal state, after the pull rope 413 is melted, the spring locking block 504 is unlocked from the locking groove 503 to enable the sealing door 502 to rotate to be opened, fire-isolating sand in the hollow top cover 2 is discharged to the periphery of the shell 1 to form a fire-isolating belt, and the fire in the device is prevented from igniting the periphery to cause fire out of control.

In the invention, fire-proof sand is filled in the hollow top cover 2, and the inside of the hollow top cover 2 is fixedly connected with a flow guide table.

In the invention, the control seat 422 is composed of a limit block fixedly connected with one end of a triangular seat.

In the invention, a limit torsion spring is arranged at the hinged part of the starting tube 414 and the control seat 422, so that the control seat 422 is perpendicular to the starting tube 414.

In the invention, the surface of the sealing plate 420 is provided with the caulking groove which is communicated with the T-shaped groove 421 and is matched with the control seat 422, when the clamping rail 401 is pushed into the frame 402, the control seat 422 rotates, the control seat 422 returns to the original state at the heat dissipation port 418 after the clamping rail reaches the bottom and jacks up the sealing plate 420, and at the moment, the control seat 422 is inserted into the T-shaped groove 421 through the caulking groove, so that the design ensures that the sliding in and out of the control seat 422 cannot be influenced when the control seat 422 moves down to drive the sealing plate 420.

In the present invention, the number of the heat dissipation ports 418 is four, and two of the four heat dissipation ports 418 are respectively opened on the left and right sides of the surface of the housing 1.

When the device is used, firstly, the transformer 3 is installed in the shell 1, then the frame 402 and the accessory parts slide to the bottom along the clamping rail 401, when the clamping rail 401 is pushed into the frame 402, the control seat 422 rotates, after the frame 402 is pushed into the clamping rail 401, the control seat 422 returns to the original state at the heat dissipation port 418 and jacks up the sealing plate 420, at the moment, the control seat 422 is inserted into the T-shaped groove 421 through the caulking groove, the installation is completed, the fan 419 is matched with the heat dissipation port 418 to dissipate heat in a normal state, when a fire occurs, heat and flame are accumulated upwards, the hot melting safety block 412 is hot melted, the pull ropes 413 at two sides are released from fixing, the pressure spring 408 pushes the limiting sleeve 407 and the starting tube 414 to move downwards and is inserted into the tank port of the compressed tube 403, the compressed carbon dioxide gas is discharged into the shell 1 from the gas guide port 416 on the starting tube 414 to suppress the fire, the gas whistle 417 gives a sharp alarm in the gas output process, and the starting tube 414 and the control seat 422 moving downwards rotates to seal the heat dissipation port 418 through the T-shaped groove 421, the external oxygen is isolated, the carbon dioxide is assisted to extinguish fire, and after the pull rope 413 is fused, the spring lock block 504 is unlocked with the lock groove 503 to enable the sealing door 502 to be opened in a rotating mode, and fire-proof sand in the hollow top cover 2 is discharged to the periphery of the shell 1 to form a fire-proof belt.

It should be noted that, in this document, 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. 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 transformer substation is with heat abstractor of convenient clearance, includes casing (1), its characterized in that: the top end of the shell (1) is fixedly connected with a hollow top cover (2), the bottom surface of the inner wall of the shell (1) is provided with a power converter (3), and the interiors of the shell (1) and the hollow top cover (2) are provided with a heat dissipation fire extinguishing mechanism (4);

the heat dissipation fire extinguishing mechanism (4) comprises four clamping rails (401), two of the four clamping rails (401) are respectively and fixedly connected to the left side and the right side of the inner wall of the shell (1) in a group, the inner sides of the clamping rails (401) in the same group are connected with a frame (402) in a sliding mode, a compressed gas tank (403) is arranged on the bottom surface of the inner wall of the frame (402), a supporting plate (404) is fixedly connected to the middle of the inner wall of the frame (402), and a clamping groove (405) matched with a tank opening of the compressed gas tank (403) is formed in the bottom surface of the supporting plate (404);

the top of the frame (402) is provided with a limiting cavity (406), the limiting cavity (406) is movably sleeved with a limiting sleeve (407) and a pressure spring (408) respectively, the surface of the frame (402) is provided with a sliding chute (409) communicated with the limiting cavity (406), the limiting sleeve (407) is fixedly connected with a pull rod (410) in the sliding chute (409), the inside of the bottom plate of the hollow top cover (2) is provided with a T-shaped pore passage (411) communicated with the shell (1), a hot-melt safety block (412) is clamped in a vertical groove of the T-shaped pore passage (411), the left side and the right side of the surface of the hot-melt safety block (412) are fixedly connected with pull ropes (413) in the T-shaped pore passage (411), and the other end of each pull rope (413) penetrates through the hollow top cover (2) and is locked with the pull rod (410);

a starting pipe (414) is fixedly sleeved in the limiting sleeve (407), a slot (415) matched with the compressed gas tank (403) and the starting pipe (414) is formed in the surface of the supporting plate (404), a gas guide port (416) is formed in the surface of the starting pipe (414), and a whistle (417) is fixedly sleeved in the starting pipe (414);

a heat dissipation port (418) is formed in the surface of the shell (1), a fan (419) matched with the heat dissipation port (418) is fixedly connected to the inner wall of the frame (402), a sealing plate (420) is hinged to the inner wall of the heat dissipation port (418), a T-shaped groove (421) is formed in the surface of the sealing plate (420), and a control seat (422) matched with the T-shaped groove (421) is hinged to the surface of the starting pipe (414);

an auxiliary mechanism (5) matched with the heat dissipation fire extinguishing mechanism (4) is arranged inside the hollow top cover (2);

auxiliary mechanism (5) are including discharge gate (501), the quantity of discharge gate (501) is four, four discharge gate (501) are seted up respectively in the four sides department of cavity top cap (2) bottom surface, the inside of discharge gate (501) articulates there is a door (502), and the inner wall of discharge gate (501) set up with heat dissipation fire extinguishing mechanism (4) matched with locked groove (503), the surface of door (502) is provided with locked groove (503) and heat dissipation fire extinguishing mechanism (4) matched with spring locking piece (504).

2. The heat dissipation device convenient to clean for the transformer substation of claim 1, wherein: the inside of cavity top cap (2) is filled with and is separated fire sand, and the inside fixedly connected with water conservancy diversion platform of cavity top cap (2).

3. The heat dissipation device convenient to clean for the transformer substation of claim 1, wherein: the control seat (422) is composed of a limit block fixedly connected with one end of the triangular seat.

4. The heat dissipation device convenient to clean for the transformer substation of claim 1, wherein: and a limiting torsion spring is arranged at the hinged position of the starting pipe (414) and the control seat (422).

5. The heat dissipation device convenient to clean for the transformer substation of claim 1, wherein: the surface of the closing plate (420) is provided with an embedding groove which is communicated with the T-shaped groove (421) and is matched with the control seat (422).

6. The heat dissipation device convenient to clean for the transformer substation of claim 1, wherein: the number of the heat dissipation openings (418) is four, and the four heat dissipation openings (418) are respectively arranged on the left side and the right side of the surface of the shell (1) by taking two heat dissipation openings as a group.