CN112420333A

CN112420333A - Non-fan type balanced cooling air-cooled transformer

Info

Publication number: CN112420333A
Application number: CN202010994681.3A
Authority: CN
Inventors: 王和
Original assignee: Wuhu Tengfei Information Technology Co ltd
Current assignee: Wuhu Tengfei Information Technology Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-02-26

Abstract

The invention provides a non-fan type balanced cooling air-cooled transformer, which comprises a shell structure; the top end of the shell structure is provided with a heat dissipation structure, and the inner side of the shell structure is provided with an air box structure; the air box structure is provided with a transmission structure; the shell structure includes the base, the shell body, the frame, roof and side channel, frame fixed mounting is on the base, and the top of frame is provided with a roof, the outside parcel of frame has the shell body, the side channel has all been seted up at the both ends of shell body, and the side channel is for the state of seting up towards the lower extreme, the mode that the fan directly blows is adopted to general heat dissipation more, can produce a large amount of dusts under long-time, cause the phenomenon that the transformer is difficult to the clearance, thereby the fan of avoiding as far as possible directly blows, adopt the bellows convulsions to dispel the heat, the rim plate passes through connecting rod and sliding block interconnect, can drive the gliding effect of sliding block in the bellows when making the rim plate rotate, thereby accomplish the purpose of blast air in.

Description

Non-fan type balanced cooling air-cooled transformer

Technical Field

The invention belongs to the technical field of transformers, and particularly relates to a non-fan type balanced cooling air-cooled transformer.

Background

The transformer consists of an iron core and a coil, wherein the coil is provided with two or more than two windings, the winding connected with a power supply is called a primary coil, and the other windings are called secondary coils. It can transform alternating voltage, current and impedance. The simplest iron core transformer consists of an iron core made of soft magnetic material and two coils with different turns sleeved on the iron core.

Application No.: the invention discloses an air-cooled dry-type transformer which at least comprises an upper steel body, a lower steel body, high-low voltage windings, a dehumidifying and cooling device and an exhaust fan, wherein the high-low voltage windings are provided with three groups, the upper end and the lower end of each of the three high-low voltage windings are respectively and fixedly provided with the upper steel body and the lower steel body, cavities are formed in the upper steel body and the lower steel body, the dehumidifying and cooling device is arranged in the cavity of the lower steel body, an air inlet of the dehumidifying and cooling device is formed in the front of the lower steel body, an air outlet of the dehumidifying and cooling device is connected and communicated with an air inlet of the high-low voltage windings, and an air outlet of the high-low voltage windings is connected and communicated with an air inlet of the exhaust fan arranged in; this air-cooled dry-type transformer carries out the blast cooling to transformer inside through three dehumidification cooling device of self installation, carries out the dehumidification dust removal to the wind that gets into the transformer simultaneously, ensures that the high-low voltage winding of transformer can not cause the short circuit because of steam, dust.

Based on the aforesaid can produce huge heat when current transformer uses, adopts the forced air cooling to carry out the direct cooling to the transformer usually more, but the forced air cooling is higher to the requirement of environment, under special environment, produces a large amount of dusts easily when wind-force blows directly for the transformer is comparatively difficult when the clearance.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a non-fan type balanced cooling air-cooled transformer is provided to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a non-fan type balanced cooling air-cooled transformer, which aims to solve the problems that the existing air-cooled cooling transformer has high requirements on the environment, and a large amount of dust is easily generated during the direct blowing of wind power in a special environment, so that the transformer is difficult to clean.

The purpose and the effect of the non-fan type balanced cooling air-cooled transformer are achieved by the following specific technical means:

a non-fan type balanced cooling air-cooled transformer comprises a shell structure; the top end of the shell structure is provided with a heat dissipation structure, and the inner side of the shell structure is provided with an air box structure; the air box structure is provided with a transmission structure, and a filtering structure is arranged inside the air box structure; an air outlet structure is arranged at the bottom of the air box structure, and a one-way structure is arranged at the inner end of the air outlet structure; the shell structure comprises a base, a shell body, a frame, a top plate and side grooves, wherein the frame is fixedly installed on the base, the top end of the frame is provided with the top plate, the outer shell body wraps the frame, the side grooves are formed in the two ends of the shell body, and the side grooves are formed in the lower end of the shell body.

Further, the bellows structure includes bellows board, rim plate, connecting rod, sliding block and bellows, the bellows is installed in the both sides of frame, and the lateral surface of bellows installs bellows board, and bellows board fixed position installs additional and has traded the rubber pad, and the rim plate is installed at the top of bellows, has cup jointed the sliding block in the bellows, is connected with a connecting rod between sliding block and the rim plate.

Further, bellows structure is still including one-way bottom plate, interval groove and chute, has seted up vertical interval groove on the sliding block, and outside chute has been seted up at the both ends around the sliding block, and the sliding block bottom leans on the intermediate position to be provided with about two sets of one-way bottom plates, and the one-way bottom plate of every group is articulated the installation.

Further, the transmission structure includes the transmission shaft, transmission box and drive motor, the transmission shaft is installed in the upper end of rim plate, and rim plate and transmission shaft adopt worm gear structure transmission, are provided with two worms on the transmission shaft, and drive motor passes through transmission box and drive shaft interconnect.

Further, the air-out structure includes the air outlet, blocks cover and space stop, the air outlet sets up the bottom position at the bellows, is provided with the space stop that is parallel to each other with the air outlet on the air outlet, and articulated the installing of outside at the air outlet blocks the cover, blocks the trompil on the cover and can coincide with the air outlet.

Further, heat radiation structure includes aluminum plate, fan piece and fore-set, aluminum plate slidable mounting is at the lower extreme of roof, and aluminum plate's bottom position is equipped with downward vertically aluminum sheet, and aluminum plate's top surface is provided with the fore-set, rotates on the fore-set and installs the fan piece.

Further, filtration includes the filter screen, screw and consolidates the strip, the filter screen is installed on the top of sliding block, and the filter screen is installed and is leaned on the position at both ends at the sliding block, and the filter screen intermediate position is fixed with a reinforcement strip, has seted up the screw on the reinforcement strip.

Further, one-way structure includes slat board and stop strip, the articulated inside department of installing at the air outlet of slat piece, and the slat board is provided with three, and the end of every slat board all outwards extends has the stop strip.

Furthermore, the air box structure is arranged at one end of the frame, the air outlet of the air box structure is arranged at the bottom end, the air box structure is also arranged at the other end of the frame, the one-way bottom plate and the slat plates which are arranged in the air box structure are reversely arranged, the air box structure is arranged in an inverted suspension mode, and the air outlet of the air box structure is arranged at the top end.

Compared with the prior art, the invention has the following beneficial effects:

the setting of bellows structure, general heat dissipation adopts the mode of fan direct blowing mostly, can produce a large amount of dust under long-time, cause the phenomenon that the transformer is difficult to clear up, thereby avoid the fan direct blowing as far as possible, adopt the bellows convulsions to dispel the heat, the rim plate passes through connecting rod and sliding block interconnect, can drive the sliding block effect that slides in the bellows when making the rim plate rotate, thereby accomplish the purpose of blowing air in the bellows, two sets of rim plates that have the turbine can be controlled simultaneously to rotate by two transmission worms on the transmission shaft, and two sets of rim plates and bellows simultaneous contact transmission, realize the incessant motion blast air purpose of rim plate, can be in the transformer all the time with the radiating effect of wind-force, the both ends of shell body are seted up the side channel, let the side channel seted up simultaneously towards the lower extreme, the side channel is for the purpose of providing the wind regime for inside bellows structure, and the side channel towards the lower extreme, air conditioning in the transformer can form the hot-air after cooling down transformer whole, the hot-air has the effect that rises, thereby adopt the installation of the mode of hanging upside down with the other end bellows structure of frame, the inside one-way bottom plate of bellows structure that will hang the installation upside down simultaneously changes reverse installation with the leaf slat, become the state of breathing in when letting bellows structure move, make the air outlet of bellows structure have inspiratory effect, thereby realize retrieving the hot-air from the frame top, accomplish the holistic inner loop cooling effect of transformer.

The setting of heat radiation structure because the hot-air after general heat dissipation is the state that rises to aluminum plate on the top slidable mounting of frame, aluminum plate's bottom sets up to the aluminum sheet, can let aluminum plate better be heated, and the fan piece that cup joints on the fore-set of aluminum plate upper end can be along the wind direction swing, lets aluminum plate wholly have better supplementary radiating effect.

Drawings

Fig. 1 is a schematic structural view of the present invention.

FIG. 2 is a schematic view of the construction of the bellows apparatus of the present invention.

Fig. 3 is a schematic structural diagram of the sliding block device of the present invention.

Fig. 4 is a schematic view of the construction of the wheel disc apparatus of the present invention.

Fig. 5 is a schematic diagram of the transmission of the present invention.

Fig. 6 is a schematic structural diagram of a heat dissipation device of the present invention.

Fig. 7 is a schematic view of the structure of the filter device of the present invention.

Fig. 8 is a partial enlarged structural view of the invention at a in fig. 4.

Fig. 9 is a partial enlarged structural view of the invention at B in fig. 5.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a housing structure; 101. a base; 102. an outer housing; 103. a frame; 104. a top plate; 105. a side groove; 2. an air box structure; 201. a bellows plate; 202. a wheel disc; 203. a connecting rod; 204. a slider; 205. a blast box; 206. a one-way backplane; 207. a spacing groove; 208. a chute; 3. a transmission structure; 301. a drive shaft; 302. a transmission box; 303. a drive motor; 4. an air outlet structure; 401. an air outlet; 402. a blocking cover; 403. a spacer sheet; 5. a heat dissipation structure; 501. an aluminum plate; 502. a fan blade; 503. a top pillar; 6. a filter structure; 601. filtering with a screen; 602. a screw hole; 603. reinforcing the strips; 7. a unidirectional structure; 701. a slat board; 702. a barrier strip.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 9:

the invention provides a non-fan type balanced cooling air-cooled transformer, which comprises a shell structure 1; the top end of the shell structure 1 is provided with a heat dissipation structure 5, and the inner side of the shell structure 1 is provided with an air box structure 2; the air box structure 2 is provided with a transmission structure 3, and the interior of the air box structure 2 is provided with a filtering structure 6; an air outlet structure 4 is arranged at the bottom of the air box structure 2, and a one-way structure 7 is arranged at the inner end of the air outlet structure 4; the shell structure 1 comprises a base 101, an outer shell 102, a frame 103, a top plate 104 and side grooves 105, wherein the frame 103 is fixedly installed on the base 101, the top end of the frame 103 is provided with the top plate 104, the outer part of the frame 103 is wrapped with the outer shell 102, the two ends of the outer shell 102 are both provided with the side grooves 105, the side grooves 105 are in a state of being opened towards the lower end, the outer shell is wrapped and arranged on the outer part of the frame 103, so that an internal transformer has a better sealing effect, the two ends of the outer shell 102 are provided with the side grooves 105, the opened side grooves 105 face the lower end, the side grooves 105 serve the purpose of providing a wind source for the internal air box structure 2, and the side grooves 105 facing the lower end can play the role of preventing rainwater from entering; the air box structure 2 comprises an air box plate 201, a wheel disc 202, a connecting rod 203, a sliding block 204 and an air blowing box 205, wherein the air blowing box 205 is installed on two sides of a frame 103, the air box plate 201 is installed on the outer side surface of the air blowing box 205, a rubber pad is additionally installed and replaced on the fixed position of the air box plate 201, the wheel disc 202 is installed on the top of the air blowing box 205, the sliding block 204 is sleeved in the air blowing box 205, the connecting rod 203 is connected between the sliding block 204 and the wheel disc 202, a fan direct blowing mode is generally adopted for heat dissipation, a large amount of dust can be generated in a long time, the phenomenon that a transformer is difficult to clean is caused, the fan direct blowing is avoided as much as possible, the heat dissipation is performed by adopting the air draft of the air blowing box 205, the wheel disc 202 is connected with the sliding block 204 through the connecting rod 203, the; bellows structure 2 is still including one-way bottom plate 206, interval groove 207 and chute 208, seted up vertical interval groove 207 on the sliding block 204, outside chute 208 has been seted up to the both ends around sliding block 204, two sets of one-way bottom plates 206 about sliding block 204 bottom is provided with by the intermediate position, and the one-way bottom plate 206 of every group is articulated the installation, when sliding block 204 slides from top to bottom, can drive the one-way bottom plate 206 seat of sliding block 204 lower extreme and open and shut the motion, one-way bottom plate 206 can only be located the face of a direction, let one-way bottom plate 206 of sliding block 204 lower extreme form the purpose of one-way ventilation, the realization is carried out the pressurized effect to bellows 205.

Wherein, drive structure 3 includes transmission shaft 301, transmission box 302 and driving motor 303, the upper end at rim plate 202 is installed to transmission shaft 301, and rim plate 202 adopts the transmission of worm gear structure with transmission shaft 301, be provided with two worms on the transmission shaft 301, and driving motor 303 passes through transmission box 302 and transmission shaft 301 interconnect, two places transmission worms on the transmission shaft 301 can two sets of rim plates 202 that have the turbine of simultaneous control rotate, and two sets of rim plates 202 and bellows 205 contact transmission simultaneously, realize the incessant motion blast air mesh of rim plate 202, make can locate all the time in the transformer with wind-force radiating effect.

The air outlet structure 4 includes an air outlet 401, a blocking cover 402 and spacers 403, the air outlet 401 is disposed at the bottom of the blower box 205, the air outlet 401 is provided with the spacers 403 parallel to the air outlet 401, the blocking cover 402 is hinged to the outside of the air outlet 401, an opening hole in the blocking cover 402 can be matched with the air outlet 401, the air outlet 401 is a main air outlet position of the blower box 205, the blocking cover 402 is hinged to the air outlet 401 and is tightly attached to the blocking cover 402, the spacers 403 are disposed in the blocking cover 402 and are used for partitioning the air direction, and the blocking cover 402 mounted outside the air outlet 401 can control the air direction of the air outlet 401.

Wherein, heat radiation structure 5 includes aluminum plate 501, fan piece 502 and fore-set 503, aluminum plate 501 slidable mounting is at the lower extreme of roof 104, and aluminum plate 501's bottom position is equipped with downward vertically aluminum sheet, aluminum plate 501's top surface is provided with fore-set 503, rotate on the fore-set 503 and install fan piece 502, because the hot-air after general heat dissipation is the state that rises, thereby aluminum plate 501 is gone up to top slidable mounting at frame 103, aluminum plate 501's bottom sets up to the aluminum sheet, can let aluminum plate 501 better be heated, the fan piece 502 that cup joints on the fore-set 503 of aluminum plate 501 upper end, can be along the wind direction swing, let aluminum plate 501 whole have better radiating effect.

Wherein, filtration 6 includes filter screen 601, screw 602 and reinforcement strip 603, filter screen 601 is installed on the top of sliding block 204, and filter screen 601 is installed and is leaned on the position at both ends at sliding block 204, filter screen 601 intermediate position is fixed with a reinforcement strip 603, screw 602 has been seted up on the reinforcement strip 603, filter screen 601 is installed on sliding block 204, mainly play the effect of filtering outside dust, make the production of the dust of minimizing in the blast box 205, filter screen 601 is fixed through screw 602 on the reinforcement strip 603, make filter screen 601 dismouting washing wantonly.

Wherein, one-way structure 7 includes slat 701 and stop strip 702, and the hinged inside department of installing at air outlet 401 of slat piece, and slat board 701 is provided with three, and the end of every slat board 701 all outwards extends has stop strip 702, and slat board 701 is rectangular shape, and three slat boards 701 can be with the shutoff of air outlet 401 position, accomplishes air outlet 401's one-way air-out effect, and the terminal stop strip 702 of slat board 701 can play better sealed effect.

Wherein, the bellows structure 2 is installed at one end of the frame 103, and the air outlet 401 of the bellows structure 2 is arranged at the bottom position, the other end of the frame 103 is also installed with the bellows structure 2, the one-way bottom plate 206 installed in the bellows structure 2 and the leaf strip plate 701 are installed reversely, and here the bellows structure 2 is installed in an inverted suspension manner, and the air outlet 401 of the bellows structure 2 is arranged at the top end, the cold air in the transformer can form hot air after cooling the whole transformer, the hot air has the effect of rising, thereby the bellows structure 2 at the other end of the frame 103 is installed in the inverted suspension manner, and the one-way bottom plate 206 and the leaf strip plate 701 in the inverted suspension mounted bellows structure 2 are changed into the inverted installation, so that the bellows structure 2 is changed into the air suction state when moving, the air outlet 401 of the bellows structure 2 has the air suction effect, thereby realizing the recovery of the hot air from the, and the integral internal circulation cooling effect of the transformer is achieved.

The specific use mode and function of the embodiment are as follows:

in the invention, a fan direct blowing mode is mostly adopted for general heat dissipation, a large amount of dust is generated under a long time, and the phenomenon that the transformer is difficult to clean is caused, so that the fan direct blowing is avoided as much as possible, the heat dissipation is carried out by adopting an air draft box 205 for air draft, the wheel disc 202 is mutually connected with the sliding block 204 through the connecting rod 203, so that the wheel disc 202 can drive the sliding block 204 to slide in the air draft box 205 when rotating, and the purpose of blowing air in the air draft box 205 is achieved, two sets of wheel discs 202 with turbines can be simultaneously controlled to rotate by two transmission worms on the transmission shaft 301, and the two sets of wheel discs 202 are simultaneously in contact transmission with the air draft box 205, so that the purpose of blowing air by the wheel disc 202 in an uninterrupted motion is achieved, the heat dissipation effect with wind power can be always kept in the transformer, the side grooves 105 are arranged at the two ends of the outer shell 102, and the side groove 105 towards the lower end can play the purpose of preventing rainwater from gradually entering, cold air in the transformer can form hot air after the whole transformer is cooled, and the hot air has a rising effect, so that the other end air box structure 2 of the frame 103 is installed in an inverted suspension mode, meanwhile, the one-way bottom plate 206 and the leaf strip plates 701 in the air box structure 2 installed in an inverted suspension mode are reversely installed, the air box structure 2 is changed into an air suction state when moving, an air outlet 401 of the air box structure 2 has an air suction effect, so that the hot air can be recovered from the top end of the frame 103, the internal circulating cooling effect of the whole transformer is completed, because the hot air after general heat dissipation is in a rising state, the aluminum plate 501 is slidably installed at the top end of the frame 103, the bottom of the aluminum plate 501 is provided with an aluminum sheet, so that the aluminum plate 501 can be better heated, and the fan sheet 502 sleeved on the top column 503, can swing along the wind direction, and the aluminum plate 501 has better auxiliary heat dissipation effect on the whole.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a balanced cooling forced air cooling transformer of non-fan formula which characterized in that: comprising a housing structure (1); the top end of the shell structure (1) is provided with a heat dissipation structure (5), and the inner side of the shell structure (1) is provided with an air box structure (2); the air box structure (2) is provided with a transmission structure (3), and a filtering structure (6) is arranged inside the air box structure (2); an air outlet structure (4) is arranged at the bottom of the air box structure (2), and a one-way structure (7) is arranged at the inner end of the air outlet structure (4); the shell structure (1) comprises a base (101), an outer shell (102), a frame (103), a top plate (104) and side grooves (105), wherein the frame (103) is fixedly installed on the base (101), the top end of the frame (103) is provided with the top plate (104), the outer portion of the frame (103) is wrapped with the outer shell (102), the side grooves (105) are formed in two ends of the outer shell (102), and the side grooves (105) are formed in a mode of being towards the lower end.

2. The non-fan uniform cooling air-cooled transformer of claim 1, wherein: bellows structure (2) are including bellows board (201), rim plate (202), connecting rod (203), sliding block (204) and blast box (205), the both sides in frame (103) are installed in blast box (205), and the lateral surface of blast box (205) is installed bellows board (201), and bellows board (201) fixed position installs additional and has changed the rubber pad, and rim plate (202) are installed at the top of blast box (205), has cup jointed sliding block (204) in blast box (205), is connected with a connecting rod (203) between sliding block (204) and rim plate (202).

3. The non-fan uniform cooling air-cooled transformer of claim 1, wherein: the bellows structure (2) is characterized by further comprising one-way bottom plates (206), spacing grooves (207) and chutes (208), vertical spacing grooves (207) are formed in the sliding block (204), outward chutes (208) are formed in the front end and the rear end of the sliding block (204), the bottom of the sliding block (204) is provided with a left one-way bottom plate and a right one-way bottom plate (206) by the middle position, and each one-way bottom plate (206) is hinged to the other.

4. The non-fan uniform cooling air-cooled transformer of claim 1, wherein: the transmission structure (3) comprises a transmission shaft (301), a transmission box (302) and a transmission motor (303), wherein the transmission shaft (301) is installed at the upper end of the wheel disc (202), the wheel disc (202) and the transmission shaft (301) are in transmission of a worm and gear structure, two worms are arranged on the transmission shaft (301), and the transmission motor (303) is connected with the transmission shaft (301) through the transmission box (302).

5. The non-fan uniform cooling air-cooled transformer of claim 1, wherein: the air outlet structure (4) comprises an air outlet (401), a blocking cover (402) and spacing pieces (403), the air outlet (401) is arranged at the bottom of the blast box (205), the spacing pieces (403) which are parallel to the air outlet (401) are arranged on the air outlet (401), the blocking cover (402) is hinged to the outer portion of the air outlet (401), and a hole in the blocking cover (402) can be matched with the air outlet (401).

6. The non-fan uniform cooling air-cooled transformer of claim 1, wherein: heat radiation structure (5) include aluminum plate (501), fan (502) and fore-set (503), aluminum plate (501) slidable mounting is at the lower extreme of roof (104), and aluminum plate (501) bottom position is equipped with downward vertically aluminum sheet, and aluminum plate (501)'s top surface is provided with fore-set (503), rotates on fore-set (503) and installs fan (502).

7. The non-fan uniform cooling air-cooled transformer of claim 1, wherein: filtration (6) are including filter screen (601), screw (602) and reinforcement strip (603), the top at sliding block (204) is installed in filter screen (601), and filter screen (601) install the position by both ends in sliding block (204), and filter screen (601) intermediate position is fixed with one and consolidates strip (603), has seted up screw (602) on consolidating strip (603).

8. The non-fan uniform cooling air-cooled transformer of claim 1, wherein: one-way structure (7) include slat board (701) and stop strip (702), slat board (701) hinge is installed in the inside department of air outlet (401), and slat board (701) is provided with three, and the tip of every slat board (701) all outwards extends has stop strip (702).

9. The non-fan uniform cooling air-cooled transformer of claim 1, wherein: the air box structure (2) is installed at one end of the frame (103), an air outlet (401) of the air box structure (2) is arranged at the bottom end of the air box structure, the air box structure (2) is installed at the other end of the frame (103) in the same manner, a one-way bottom plate (206) and a blade plate (701) installed in the air box structure (2) are installed in a reverse direction, the air box structure (2) is installed in an inverted suspension mode, and the air outlet (401) of the air box structure (2) is arranged at the top end.