CN219457291U

CN219457291U - Transformer insulating housing

Info

Publication number: CN219457291U
Application number: CN202223217494.8U
Authority: CN
Inventors: 李永全; 李克家; 李保全; 姚小芳
Original assignee: Xuzhou Xinbeike Power Equipment Co ltd
Current assignee: Xuzhou Xinbeike Power Equipment Co ltd
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-08-01
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses a transformer insulating shell which comprises a box body, wherein two sides of the box body are fixedly connected with support plates, a support is arranged below each support plate, the tops of the support and the tops of the support plates are fixedly connected through bolts, one inner wall of the box body is fixedly connected with an inner box, a separation groove is formed between the inner wall of the side face of the box body and the outer wall of the side face of the inner box, and two sides, the top and the bottom of the separation groove are uniformly and fixedly connected with separation blocks aligned in a staggered mode. According to the utility model, through the arranged surrounding pipeline, the blocking block is opened, the oil cylinder and the inner tank are added, when the bracket is broken and damaged due to the external reasons, the inner tank is filled with oil, half of the oil is stored in the oil cylinder, the volume of the oil is changed due to the influence of temperature after the transformer body is started, and the oil in the oil cylinder is positively and reversely supplemented, so that the maintaining device is beneficial to maintaining sufficient cooling effect.

Description

Transformer insulating housing

Technical Field

The utility model relates to the technical field of transformer shells, in particular to a transformer insulating shell.

Background

The transformer is accompanied by high-voltage electric hazards and a large amount of heat dissipation in the operation process, so a transformer shell capable of insulating and dissipating heat is needed, as disclosed in the patent application No. 202123342252.7, the patent is named as a shell with good insulating and heat dissipation for an industrial transformer, the metal shell is made of metal materials by arranging filling cavities at two ends of the metal shell, the shell can be a conductive medium although the heat conduction performance of the whole transformer is improved, the filling cavities are mainly used for helping the shell to discharge the cavity, the conducted current is released in the filling cavities, the large amount of current is prevented from being accumulated on the surface of the shell, and an insulating packing pad arranged at the corresponding inner side can play a role of insulating and protecting, so that the influence on internal transformer parts is avoided when the current is released; but the patent can not guide the heat emitted by the transformer to leave the device, so that the heat in the transformer is accumulated, and the heat dissipation effect of the device is affected.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a transformer insulating shell.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a transformer insulating housing, includes the box, the both sides fixedly connected with backup pad of box, the below of backup pad is provided with the support, passes through bolt fixed connection between the top of support and the top of backup pad.

Preferably, an inner wall of one side of the box body is fixedly connected with an inner box, a separation groove is formed between the inner wall of the side face of the box body and the outer wall of the side face of the inner box, separation blocks which are aligned in a staggered mode are uniformly and fixedly connected to two sides, top and bottom of the separation groove, and ceramic plates are uniformly and fixedly connected between the side faces of two adjacent separation blocks.

Preferably, evenly fixedly connected with supporting leg between the top inner wall of inner box and the bottom inner wall, the top fixedly connected with transformer body of supporting leg, fixedly connected with connecting pipe between the top inner wall of inner box and the top outer wall of box, the top fixedly connected with oil drum of connecting pipe.

Preferably, the circumference side fixed connection of an oil drum is in the top of box, and the trompil has been seted up to the circumference side of an oil drum, and the circumference side of trompil can be dismantled and is connected with the jam piece, and the side inner wall fixedly connected with balance pipe of an oil drum, the other end of balance pipe extend to the outside of an oil drum, and the circumference side inner wall fixedly connected with filter block of balance pipe.

Preferably, the two sides of the box body are fixedly connected with air inducing boxes, one side of each air inducing box is uniformly and fixedly connected with at least three air inlet cylinders, the inner wall of the circumferential side face of each air inlet cylinder is fixedly connected with a connecting plate, and one side of the connecting plate facing the inside of the box body is uniformly and fixedly connected with a cleaning brush.

Preferably, one side of the air guiding box is uniformly and fixedly connected with at least three motors aligned with the air inlet cylinder, an output shaft of the motors is fixedly connected with a rotating shaft, the other end of the rotating shaft is rotationally connected with one side of the connecting plate, the circumferential side surface of the rotating shaft is uniformly and fixedly connected with at least four fan blades, the circumferential side surface of the rotating shaft is fixedly connected with a filter plate, the circumferential side surface of the filter plate is rotationally connected with the circumferential side surface inner wall of the air inlet cylinder, one side of the filter plate is abutted against one side of the connecting plate, and one side of the air guiding box is fixedly connected with an air guiding block.

Preferably, one surface of the air guiding box is uniformly and fixedly connected with a surrounding pipe positioned at the top and the bottom of the air guiding block, the circumferential side surface of the surrounding pipe is propped against the top and the bottom of the transformer body, one surface of the air guiding box is uniformly and fixedly connected with a cooling pipe which is used for guiding the air on two sides of the air guiding block, the circumferential side surface of the cooling pipe is fixedly connected with a heat conducting block, and the side surface of the heat conducting block is propped against the side surface of the transformer body.

Compared with the prior art, the utility model provides the transformer insulating shell, which has the following beneficial effects:

through the surrounding pipeline that sets up, open the blocking piece, add into oil drum and inner box, when the support is broken because of the external cause, make the inner box be full of fluid because of the breakage, and store half fluid in the oil drum, make fluid influenced by the temperature and cause the volume to change after the transformer body starts, carry out the forward and reverse supplementary through fluid in the oil drum, be favorable to keeping the device and maintain sufficient cooling effect, start the motor, two motors drive the pivot rotation respectively, the pivot drives the flabellum and rotates, according to the wind direction of device mounted position, make an inlet tube admit air, another inlet tube give vent to anger, the flabellum drives the air current to blow onto the wind-guiding piece, make the air current scatter blow to surrounding pipeline and cooling tube in, the air current is through great area when circulating pipeline, be favorable to improving the radiating effect to the transformer body of surrounding pipeline under the circumstances of keeping the wind speed, the air current is further favorable to further promoting the radiating effect of device when passing through cooling tube and heat-conducting plate; the ceramic plate has good insulating effect, prevents that the electrified staff of influence of device from overhauling, and when the unexpected support that breaks away from of box dropped, the ceramic plate received the impact part cracked for broken ceramic plate fills in the separating wall, still can keep comparatively complete insulating effect when being favorable to making the device take place the accident.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an insulating housing of a transformer according to the present utility model;

fig. 2 is a schematic diagram of an internal structure of an insulating housing of a transformer according to the present utility model;

fig. 3 is a schematic diagram of an air inlet cylinder structure of an insulating housing of a transformer according to the present utility model;

fig. 4 is a schematic diagram of a structure of an induced draft box of an insulating housing of a transformer according to the present utility model.

In the figure: 1-bracket, 2-supporting plate, 3-box, 4-isolation groove, 5-isolation block, 6-ceramic plate, 7-transformer body, 8-inner box, 9-supporting leg, 10-surrounding pipeline, 11-heat conducting block, 12-cooling pipe, 13-blocking block, 14-connecting pipe, 15-oil cylinder, 16-balance pipe, 17-filter block, 18-air inlet cylinder, 19-filter plate, 20-connecting plate, 21-rotating shaft, 22-fan blade, 23-motor, 24-air guiding block, 25-air guiding box.

Detailed Description

Example 1:

referring to fig. 1, 2, 3 and 4, a transformer insulating housing comprises a box body 3, wherein support plates 2 are fixedly connected to two sides of the box body 3, a support 1 is arranged below the support plates 2, and the top of the support 1 is fixedly connected with the top of the support plates 2 through bolts.

According to the utility model, an inner box 8 is fixedly connected to one side inner wall of a box body 3, a separation groove 4 is formed between the side inner wall of the box body 3 and the side outer wall of the inner box 8, separation blocks 5 which are aligned in a staggered manner are uniformly and fixedly connected to two sides, the top and the bottom of the separation groove 4, and ceramic plates 6 are uniformly and fixedly connected between the side surfaces of two adjacent separation blocks 5.

The even fixedly connected with supporting leg 9 between inner wall at the top of inner box 8 and the bottom inner wall, the top fixedly connected with transformer body 7 of supporting leg 9, fixedly connected with connecting pipe 14 between inner wall at the top of inner box 8 and the top outer wall of box 3, the top fixedly connected with oil drum 15 of connecting pipe 14.

The circumference side of an oil drum 15 is fixedly connected to the top of the box body 3, an opening is formed in the circumference side of the oil drum 15, a blocking block 13 is detachably connected to the circumference side of the opening, a balance pipe 16 is fixedly connected to the inner wall of the side of the oil drum 15, the other end of the balance pipe 16 extends to the outside of the oil drum 15, and a filter block 17 is fixedly connected to the inner wall of the circumference side of the balance pipe 16.

The box 3 both sides fixedly connected with induced draft case 25, the even fixedly connected with of one side of induced draft case 25 is at least three section of thick bamboo 18 that admits air, and the circumference side inner wall fixedly connected with connecting plate 20 of section of thick bamboo 18 admits air, the even fixedly connected with cleaning brush of one side of connecting plate 20 orientation box 3 inside.

One surface of the air guiding box 25 is uniformly and fixedly connected with at least three motors 23 aligned with the air inlet barrel 18, an output shaft of each motor 23 is fixedly connected with a rotating shaft 21, the other end of each rotating shaft 21 is rotationally connected with one surface of the connecting plate 20, the circumferential side surface of each rotating shaft 21 is uniformly and fixedly connected with at least four fan blades 22, the circumferential side surface of each rotating shaft 21 is fixedly connected with a filter plate 19, the circumferential side surface of each filter plate 19 is rotationally connected with the circumferential side surface inner wall of the air inlet barrel 18, one surface of each filter plate 19 abuts against one surface of the connecting plate 20, and one surface of the air guiding box 25 is fixedly connected with an air guiding block 24.

One surface of the air guiding box 25 is uniformly and fixedly connected with surrounding pipes 10 positioned at the top and the bottom of the air guiding block 24, the circumferential side surface of the surrounding pipe 10 is abutted against the top and the bottom of the transformer body 7, one surface of the air guiding box 25 is uniformly and fixedly connected with cooling pipes 12 which are arranged on two surfaces of the air guiding block 24, the circumferential side surface of the cooling pipes 12 is fixedly connected with a heat conducting block 11, and the side surface of the heat conducting block 11 is abutted against the side surface of the transformer body 7.

Working principle: opening a blocking block 13, adding the blocking block 13 into the oil drum 15 and the inner tank 8, when the bracket 1 is broken and damaged due to external reasons, filling the inner tank 8 with oil, and storing half of the oil in the oil drum 15, enabling the oil to change in volume due to temperature after the transformer body 7 is started, carrying out forward and reverse supplementation on the oil in the oil drum 15, facilitating maintenance of sufficient cooling effect of a device, starting a motor 23, respectively driving a rotating shaft 21 to rotate by the two motors 23, driving a fan blade 22 to rotate by the rotating shaft 21, enabling one air inlet drum 18 to enter air and the other air inlet drum 18 to exit according to wind direction of a device installation position, enabling the fan blade 22 to drive air flow to blow onto an air guide block 24, enabling the air flow to disperse and blow into a surrounding pipeline 10 and a cooling pipe 12, guiding the air flow to blow over a larger area when the air flow flows through the surrounding pipeline 10, facilitating improvement of the cooling effect of the transformer body 7 when keeping wind speed, and facilitating further improvement of the cooling effect of the transformer body 7 when the air flow passes through the cooling pipe 12 and the heat guide plate 11; the ceramic plate 6 has good insulating effect, prevents that the electrified staff of influence of device from overhauling, and when the unexpected support 1 that breaks away from of box 3 dropped, the ceramic plate 6 received the impact part cracked for broken ceramic plate 6 fills in separating groove 4, is favorable to making still can keep comparatively complete insulating effect when the device breaks away from accident.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a transformer insulating housing, includes box (3), its characterized in that, the both sides fixedly connected with backup pad (2) of box (3), the below of backup pad (2) is provided with support (1), passes through bolt fixed connection between the top of support (1) and the top of backup pad (2).

2. The transformer insulating housing according to claim 1, wherein an inner wall of the case body (3) is fixedly connected with an inner case (8), a separation groove (4) is formed between the side inner wall of the case body (3) and the side outer wall of the inner case (8), two sides, top and bottom of the separation groove (4) are uniformly and fixedly connected with separation blocks (5) aligned in a staggered manner, and ceramic plates (6) are uniformly and fixedly connected between the side surfaces of two adjacent separation blocks (5).

3. The transformer insulating housing according to claim 2, wherein supporting legs (9) are uniformly and fixedly connected between the top inner wall and the bottom inner wall of the inner box (8), the top of the supporting legs (9) is fixedly connected with a transformer body (7), a connecting pipe (14) is fixedly connected between the top inner wall of the inner box (8) and the top outer wall of the box body (3), and the top of the connecting pipe (14) is fixedly connected with an oil drum (15).

4. A transformer insulating housing according to claim 3, characterized in that the circumferential side of the oil drum (15) is fixedly connected to the top of the tank body (3), the circumferential side of the oil drum (15) is provided with an opening, the circumferential side of the opening is detachably connected with a blocking block (13), the side inner wall of the oil drum (15) is fixedly connected with a balance pipe (16), the other end of the balance pipe (16) extends to the outside of the oil drum (15), and the circumferential side inner wall of the balance pipe (16) is fixedly connected with a filter block (17).

5. The transformer insulating housing according to claim 4, wherein the two sides of the box body (3) are fixedly connected with an induced draft box (25), one side of the induced draft box (25) is uniformly and fixedly connected with at least three air inlet cylinders (18), the inner wall of the circumferential side surface of the air inlet cylinders (18) is fixedly connected with a connecting plate (20), and one side, facing the inside of the box body (3), of the connecting plate (20) is uniformly and fixedly connected with a cleaning brush.

6. The transformer insulating housing according to claim 5, wherein at least three motors (23) aligned with the air inlet cylinder (18) are uniformly and fixedly connected to one surface of the air induction box (25), a rotating shaft (21) is fixedly connected to an output shaft of the motors (23), the other end of the rotating shaft (21) is rotatably connected to one surface of the connecting plate (20), at least four fan blades (22) are uniformly and fixedly connected to the circumferential side surface of the rotating shaft (21), a filter plate (19) is fixedly connected to the circumferential side surface of the rotating shaft (21), the circumferential side surface of the filter plate (19) is rotatably connected to the circumferential side surface inner wall of the air inlet cylinder (18), one surface of the filter plate (19) abuts against one surface of the connecting plate (20), and an air guide block (24) is fixedly connected to one surface of the air induction box (25).

7. The transformer insulating housing according to claim 6, wherein one surface of the induced air box (25) is uniformly and fixedly connected with a surrounding pipeline (10) positioned at the top and the bottom of the air guide block (24), the circumferential side surface of the surrounding pipeline (10) is abutted against the top and the bottom of the transformer body (7), one surface of the induced air box (25) is uniformly and fixedly connected with cooling pipes (12) which are arranged on two surfaces of the air guide block (24), the circumferential side surface of the cooling pipes (12) is fixedly connected with a heat conducting block (11), and the side surface of the heat conducting block (11) is abutted against the side surface of the transformer body (7).