CN113889318A

CN113889318A - Energy-saving transformer heat dissipation protection device

Info

Publication number: CN113889318A
Application number: CN202111017637.8A
Authority: CN
Inventors: 罗作明
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-04

Abstract

The invention discloses an energy-saving transformer heat dissipation protection device which comprises a transformer shell, wherein a mounting plate is fixedly arranged on the outer wall of the transformer shell, a heat conduction device is fixed on the outer wall of the mounting plate, the outer wall of the transformer shell is in contact with the outer wall of the heat conduction device, an air bag is fixed on the outer wall of the mounting plate, the end part of the heat conduction device extends into the air bag, the outer wall of the mounting plate is rotatably connected with a rotating plate, the right end of the rotating plate is in contact with the outer wall of the air bag, and a first switch positioned on the upper side of the left end of the rotating plate is fixedly arranged on the outer wall of the mounting plate. This send out when transformer housing is overheated to lead out through the heat and make the gasbag inflation, release the commentaries on classics board and rotate and carry out switch one and press, realize the radiating mode of forced air cooling simplex work or forced air cooling water-cooling combination, realize the quick heat dissipation of transformer, forced air cooling water-cooling starts in batches, and is whole energy-conserving, has avoided motor and radiator fan not to stop down the energy waste that the work caused for a long time.

Description

Energy-saving transformer heat dissipation protection device

Technical Field

The invention relates to the technical field of transformers, in particular to an energy-saving transformer heat dissipation protection device.

Background

A power transformer is a stationary electrical device that is used to transform an ac voltage (current) of a certain value into another voltage (current) of the same frequency or different values.

Through retrieval, chinese patent document CN108461258A discloses a transformer heat dissipation device, which comprises a rain shield, wherein the bottom of the rain shield is fixedly connected with a refrigerator body, the bottom of the refrigerator body is fixedly connected with a voltage transformation chamber, and the inner wall of the bottom of the voltage transformation chamber is fixedly connected with a transformer assembly; CN109979720A discloses a cooler for transformer heat dissipation, which includes a box, an oil inlet pipe and a heat dissipation pipe, wherein the box is fixedly connected to the side wall of the transformer body, the oil inlet pipe is connected to the upper end of the box in a through manner, and one end of the oil inlet pipe located in the box is connected to the heat dissipation pipe in a through manner; the above patent documents implement the temperature reduction of the transformer by using a mode of always working with air cooling or water cooling, but the working mode of continuously stopping for a long time easily causes energy waste, and unnecessary waste is caused when the temperature of the transformer is not high.

Disclosure of Invention

The invention aims to solve the problems in the background art and provides an energy-saving transformer heat dissipation protection device.

In order to achieve the purpose, the invention adopts the following technical scheme:

an energy-saving transformer heat dissipation protection device comprises a transformer housing, wherein a mounting plate is fixedly mounted on the outer wall of the transformer housing, a heat conduction device is fixed on the outer wall of the mounting plate, the outer wall of the transformer housing is in contact with the outer wall of the heat conduction device, an air bag is fixed on the outer wall of the mounting plate, the end part of the heat conduction device extends to the inside of the air bag, a rotating plate is rotatably connected to the outer wall of the mounting plate, the right end of the rotating plate is in contact with the outer wall of the air bag, a first switch positioned on the upper side of the left end of the rotating plate is fixedly mounted on the outer wall of the mounting plate, a telescopic spring is fixed between the left end of the rotating plate and the outer wall of the mounting plate, two guide plates are fixed on the outer wall of the mounting plate, a moving rod is slidably inserted on the two guide plates, a heat dissipation fan is fixed on the outer wall of the moving rod, and the driving end of the heat dissipation fan is arranged towards the transformer housing, the lower extreme of carriage release lever is fixed with the arc piece, the outer wall of mounting panel is fixed with the motor, switch one is connected with motor and radiator fan through the wire, the drive end of motor is fixed with the cam that contacts with arc piece outer wall.

Preferably, the heat conducting device is composed of a plurality of heat conducting fins at the left end and a single heat conducting fin at the right end, and the end part of the single heat conducting fin at the right side extends into the air bag.

Preferably, the last lateral wall of mounting panel is fixed with the water storage box, the lower lateral wall of water storage box is connected with the outlet pipe, the outlet pipe contacts with the rear side wall of transformer casing, the outer wall of mounting panel is fixed with the return tank, the lower extreme and the return tank of outlet pipe are connected, be equipped with the backwash pump on the return tank, the output of backwash pump is connected with the back flow, the tip and the water storage box intercommunication of back flow, the outer wall of back flow contacts with the rear side wall of transformer casing.

Preferably, a piston plate slides in the return tank, a support spring is fixedly connected between the lower side wall of the piston plate and the inner bottom wall of the return tank, and a second switch connected with the return pump is installed on the inner bottom wall of the return tank.

Preferably, the outlet pipe is slidably inserted with a baffle, the outer wall cover of the baffle is provided with a return spring, two ends of the return spring are respectively fixedly connected with the outlet pipe and the outer wall of the baffle, the baffle is provided with a water through hole matched with the inner diameter of the outlet pipe, and the outer wall of the mounting plate is provided with a pushing mechanism connected with the baffle.

Preferably, pushing mechanism is including fixing the diaphragm on the mounting panel outer wall, sliding on the diaphragm inserts the ejector pin that is equipped with vertical setting, the lower extreme of ejector pin is fixed with the arc with gasbag outer wall nature contact, the outer wall cover of ejector pin is equipped with connecting spring, connecting spring's both ends respectively with diaphragm under lateral wall with ejector pin outer wall fixed connection, the upper end fixedly connected with cylinder of ejector pin, the right-hand member of baffle is the arc setting and contacts with the cylindrical outer wall.

Preferably, threaded openings are formed at four corners of the mounting plate.

Compared with the prior art, the energy-saving transformer heat dissipation protection device has the advantages that:

1. the heat generated by the working of the transformer shell is led out to the air bag, the air in the air bag is thermally expanded to push the rotating plate to rotate, and the first switch is pressed to start the motor and the cooling fan, so that the cooling fan drives airflow to be in contact with the transformer shell to perform the cooling work of the transformer shell;

2. the moving rod moves up and down by driving the cam to rotate through the motor and enabling the cam to be in contact with the arc-shaped block, airflow blown by the cooling fan is enabled to be in contact with multiple positions of the transformer shell, and the cooling speed of the transformer shell is increased;

3. the ejector rod and the cylinder are pushed to move upwards through the expansion of the air bag, the extrusion baffle plate moves towards the right side, the through hole is communicated with the water outlet pipe at the moment, water in the water storage tank flows into the backflow tank through the water outlet pipe, heat on the transformer shell is absorbed through the flowing of the water, and the heat dissipation effect is better by combining airflow blown by the heat dissipation fan;

to sum up, this send out when transformer housing is overheated to lead out through the heat and make the gasbag inflation, release the commentaries on classics board and rotate and carry out switch one and press, realize the single work of forced air cooling or forced air cooling water-cooling and combine radiating mode, realize the quick heat dissipation of transformer, the forced air cooling water-cooling starts in turn, and is whole energy-conserving, has avoided motor and radiator fan not to stop down the energy waste that the work caused for a long time.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation protection device for an energy-saving transformer according to the present invention;

fig. 2 is an enlarged view of a portion a of fig. 1.

In the figure: the device comprises a mounting plate 1, a transformer shell 2, a heat conducting device 3, an air bag 4, a rotating plate 5, a telescopic spring 6, a first switch 7, a cam 8, a guide plate 9, an arc block 10, a cooling fan 11, a threaded port 12, a water storage tank 13, a water outlet pipe 14, a baffle plate 15, a transverse plate 16, an arc plate 17, a cylinder 18, a connecting spring 19, a return tank 20, a piston plate 21, a supporting spring 22, a second switch 23, a return pump 24 and a return pipe 25.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-2, an energy-saving transformer heat dissipation protection device comprises a transformer housing 2, a mounting plate 1 is fixedly mounted on the outer wall of the transformer housing 2, threaded openings 12 are formed at four corners of the mounting plate 1, the mounting plate 1 and a mounting surface thereof can be connected and mounted by screwing bolts into the threaded openings 12, a heat conduction device 3 is fixed on the outer wall of the mounting plate 1, the outer wall of the transformer housing 2 is in contact with the outer wall of the heat conduction device 3, an air bag 4 is fixed on the outer wall of the mounting plate 1, the end portion of the heat conduction device 3 extends into the air bag 4, the outer wall of the mounting plate 1 is rotatably connected with a rotating plate 5, the right end of the rotating plate 5 is in contact with the outer wall of the air bag 4, a first switch 7 positioned at the upper side of the left end of the rotating plate 5 is fixedly mounted on the outer wall of the mounting plate 1, heat generated during the operation of the transformer housing 2 is conducted out of the air bag 4 through the heat conduction device 3, the volume inflation is down spent in the heat effect to the gas in the gasbag 4, and gasbag 4 promotes the right-hand member of commentaries on classics board 5 down to the outside inflation this moment, and the left end of commentaries on classics board 5 up rotates, carries out pressing of switch 7, carries out motor and radiator fan 11's start-up, starts when realizing transformer housing 2 overheated, has avoided the energy waste that long-time no-stop work caused.

Further, the gas inside the balloon 4 has a higher expansion coefficient than air, such as carbon dioxide.

A telescopic spring 6 is fixed between the left end of the rotating plate 5 and the outer wall of the mounting plate 1, two guide plates 9 are fixed on the outer wall of the mounting plate 1, a moving rod is slidably inserted on the two guide plates 9, a cooling fan 11 is fixed on the outer wall of the moving rod, the driving end of the cooling fan 11 is arranged towards the transformer shell 2, an arc-shaped block 10 is fixed at the lower end of the moving rod, a motor is fixed on the outer wall of the mounting plate 1, a switch I7 is connected with the motor and the cooling fan 11 through wires, a cam 8 which is contacted with the outer wall of the arc-shaped block 10 is fixed at the driving end of the motor, and the motor drives the cam 8 to rotate, under the extrusion of the cam 8 and the arc-shaped block 10 and the action of the gravity of the heat dissipation fan 11, the moving rod moves up and down, so that the air flow blown by the heat dissipation fan 11 is contacted with the transformer shell 2 at multiple positions, and the heat dissipation speed of the transformer shell 2 is accelerated.

Heat transfer device 3 comprises many conducting strips of left end and the single conducting strip of right-hand member, and inside single conducting strip tip on right side stretched into gasbag 4, many conducting strips conduction speed was faster, carries out the heat conduction heat dissipation on the one hand, and on the other hand carries out heat conduction and with temperature transfer to gasbag 4 in, and then makes gasbag 4 thermal expansion.

The lateral wall is fixed with water storage box 13 on the mounting panel 1, water storage box 13's lower lateral wall is connected with outlet pipe 14, outlet pipe 14 contacts with the back lateral wall of transformer housing 2, the one end that outlet pipe 14 and transformer housing 2 contacted is the multistage and sets up in succession, increase outlet pipe 14 and transformer housing 2's area of contact, increase heat radiating area, guarantee outlet pipe 14's endothermic effect, the water in the water storage box 13 is followed outlet pipe 14 and is discharged and carry out thermal absorption on the transformer housing 2, and collect in flowing back case 20.

The outer wall of mounting panel 1 is fixed with return tank 20, the lower extreme and the return tank 20 of outlet pipe 14 are connected, be equipped with backwash pump 24 on the return tank 20, backwash pump 24's output is connected with back flow 25, the tip and the water storage box 13 intercommunication of back flow 25, the outer wall of back flow 25 contacts with transformer housing 2's back lateral wall, it has piston plate 21 to slide in the return tank 20, fixedly connected with supporting spring 22 between the lower lateral wall of piston plate 21 and the inner bottom wall of return tank 20, switch two 23 of being connected with backwash pump 24 is installed to the inner bottom wall of return tank 20, when the water in the return tank 20 reaches a certain amount, under the action of gravity, piston plate 21 moves extrusion supporting spring 22 down, and carry out the pressing of switch two 23, backwash pump 24 circular telegram begins work, return the water pump in the return tank 20 to in the water storage box 13.

A baffle plate 15 is slidably inserted on the water outlet pipe 14, a return spring is sleeved on the outer wall of the baffle plate 15, two ends of the return spring are fixedly connected with the water outlet pipe 14 and the outer wall of the baffle plate 15 respectively, a water through hole matched with the inner diameter of the water outlet pipe 14 is formed in the baffle plate 15, when the return spring is completely unfolded, the water through hole and the water outlet pipe 14 are arranged in a staggered mode, and at the moment, water in the water storage tank 13 cannot be discharged.

The outer wall of the mounting plate 1 is provided with a pushing mechanism connected with the baffle plate 15, the pushing mechanism comprises a transverse plate 16 fixed on the outer wall of the mounting plate 1, a vertically arranged ejector rod is slidably inserted on the transverse plate 16, an arc-shaped plate 17 in contact with the outer wall of the air bag 4 is fixed at the lower end of the ejector rod, a connecting spring 19 is sleeved on the outer wall of the ejector rod, two ends of the connecting spring 19 are respectively fixedly connected with the lower side wall of the transverse plate 16 through the outer wall of the ejector rod, a cylinder 18 is fixedly connected at the upper end of the ejector rod, the right end of the baffle plate 15 is arranged in an arc shape and is in contact with the outer wall of the cylinder 18, when the air bag 4 is heated and expanded, the air bag 4 extrudes the arc-shaped plate 17 and the ejector rod to move upwards, the cylinder 18 moves upwards to extrude the baffle plate 15 to move towards the right side, at the moment, a through hole is communicated with the water outlet pipe 14, water in the water storage tank 13 flows out to the backflow tank 20 to absorb heat on the transformer shell 2 through the water flow, the working of the heat radiation fan 11 is combined to realize the quick heat radiation of the transformer shell 2 and ensure the stable and efficient working of the transformer shell.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides an energy-saving transformer heat dissipation protection device, includes transformer housing (2), its characterized in that, fixed mounting has mounting panel (1) on the outer wall of transformer housing (2), be fixed with heat-transfer device (3) on the outer wall of mounting panel (1), the outer wall of transformer housing (2) contacts with the outer wall of heat-transfer device (3), be fixed with gasbag (4) on the outer wall of mounting panel (1), the tip of heat-transfer device (3) extends to the inside of gasbag (4), the outer wall of mounting panel (1) rotates and is connected with commentaries on classics board (5), the right-hand member of commentaries on classics board (5) contacts with the outer wall of gasbag (4), the outer wall fixed mounting of mounting panel (1) has switch one (7) that are located commentaries on classics board (5) left end upside, be fixed with expanding spring (6) between the left end of commentaries on classics board (5) and the outer wall of mounting panel (1), the outer wall of mounting panel (1) is fixed with two deflector (9), two sliding insertion is gone up in deflector (9) is equipped with the carriage release lever, the outer wall of carriage release lever is fixed with radiator fan (11), the drive end of radiator fan (11) sets up towards transformer housing (2), the lower extreme of carriage release lever is fixed with arc piece (10), the outer wall of mounting panel (1) is fixed with the motor, switch (7) are connected with motor and radiator fan (11) through the wire, the drive end of motor is fixed with cam (8) that contact with arc piece (10) outer wall.

2. The comprehensive building energy conservation management system according to claim 1, wherein the heat conducting device (3) is composed of a plurality of heat conducting fins at the left end and a single heat conducting fin at the right end, and the end part of the single heat conducting fin at the right end extends into the air bag (4).

3. The building energy-saving comprehensive management system according to claim 1, characterized in that the upper side wall of the mounting plate (1) is fixed with a water storage tank (13), the lower side wall of the water storage tank (13) is connected with a water outlet pipe (14), the water outlet pipe (14) is in contact with the rear side wall of the transformer housing (2), the outer wall of the mounting plate (1) is fixed with a return tank (20), the lower end of the water outlet pipe (14) is connected with the return tank (20), a return pump (24) is arranged on the return tank (20), the output end of the return pump (24) is connected with a return pipe (25), the end of the return pipe (25) is communicated with the water storage tank (13), and the outer wall of the return pipe (25) is in contact with the rear side wall of the transformer housing (2).

4. The building energy-saving comprehensive management system according to claim 3, characterized in that a piston plate (21) slides in the return tank (20), a supporting spring (22) is fixedly connected between the lower side wall of the piston plate (21) and the inner bottom wall of the return tank (20), and a second switch (23) connected with a return pump (24) is installed on the inner bottom wall of the return tank (20).

5. The building energy-saving comprehensive management system according to claim 3, characterized in that a baffle (15) is slidably inserted on the water outlet pipe (14), a return spring is sleeved on the outer wall of the baffle (15), two ends of the return spring are respectively fixedly connected with the water outlet pipe (14) and the outer wall of the baffle (15), a water opening matched with the inner diameter of the water outlet pipe (14) is formed in the baffle (15), and a pushing mechanism connected with the baffle (15) is arranged on the outer wall of the mounting plate (1).

6. The building energy-saving comprehensive management system according to claim 5, characterized in that the pushing mechanism comprises a transverse plate (16) fixed on the outer wall of the mounting plate (1), a vertically-arranged ejector rod is slidably inserted on the transverse plate (16), the lower end of the ejector rod is fixed with an arc-shaped plate (17) in outer wall contact with the air bag (4), the outer wall of the ejector rod is sleeved with a connecting spring (19), the two ends of the connecting spring (19) are respectively fixedly connected with the lower side wall of the transverse plate (16) through the outer wall of the ejector rod, the upper end of the ejector rod is fixedly connected with a cylinder (18), and the right end of the baffle plate (15) is in arc-shaped arrangement and is in contact with the outer wall of the cylinder (18).

7. The comprehensive building energy conservation management system according to claim 1, characterized in that threaded openings (12) are formed at four corners of the mounting plate (1).