CN215835766U

CN215835766U - Cabinet body structure of power electronic transformer

Info

Publication number: CN215835766U
Application number: CN202122264272.0U
Authority: CN
Inventors: 王银华
Original assignee: Suzhou Hengtong Switch Co Ltd
Current assignee: Suzhou Hengtong Switch Co Ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-15
Anticipated expiration: 2031-09-18

Abstract

The utility model relates to the technical field of transformers and discloses a power electronic transformer cabinet body structure which comprises a transformer cabinet body, wherein two groups of heat dissipation mechanisms are arranged inside the transformer cabinet body, and each group of heat dissipation mechanisms comprises a rack. This power electronic transformer cabinet body structure, during the use, every baffle of taking a breath divides the transformer cabinet body into a plurality of intervals, every interval corresponds a temperature-sensing ware, when temperature-sensing ware detects this high temperature, control drive motor rotates, and then make the mounting box remove to the interval department that the temperature is high, through the CD-ROM drive motor who sets up, it is rotatory that CD-ROM drive is my worm, the worm drives worm wheel and rotates, the worm wheel drives gear revolve, make the mounting box reciprocate along the direction of rack, adjust the position of mounting box, make the mounting box can remove to high temperature region, can be to the regional cooling of high temperature, thereby realize the effect of pertinence cooling, the cooling is effectual, electric energy consumption is few.

Description

Cabinet body structure of power electronic transformer

Technical Field

The utility model relates to the technical field of electronic transformers, in particular to a cabinet body structure of a power electronic transformer.

Background

An electronic transformer, which is an electronic device for converting alternating voltage of commercial power into direct current and then forming a high-frequency alternating voltage output by a semiconductor switching device, an electronic element and a high-frequency transformer winding, is also an alternating current-direct current-alternating current inverter circuit taught in the theory of electronics. In brief, it is mainly composed of a high-frequency transformer core (iron core) and two or more coils, which do not change their positions, and are converted into alternating voltage and current from one or more electric loops by means of electromagnetic induction through alternating current power. At the output end of the high-frequency transformer, high-frequency alternating current or direct current of different voltage levels is supplied to one or more than two circuit utilization circuits.

To current electric appliance cabinet, its heat dissipation often is a plurality of fans of wall mounting in the cabinet, and a plurality of fans of during operation work simultaneously, can not carry out the pertinence heat dissipation to heat dissipation department and lead to the radiating efficiency low, and power consumption is higher, does not accord with the environmental protection theory, for solving above-mentioned problem, so provide a power electronic transformer cabinet body structure.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a power electronic transformer cabinet body structure which has the advantages of achieving a targeted cooling effect, being good in cooling effect, low in power consumption, high in economic benefit and the like, and solves the problems that the heat dissipation efficiency is low, the power consumption is high and the environment-friendly concept is not met due to the fact that targeted heat dissipation cannot be performed on a heat dissipation position.

(II) technical scheme

In order to realize the aim of realizing the targeted cooling effect, good cooling effect, less electric energy consumption and high economic benefit, the utility model provides the following technical scheme: a power electronic transformer cabinet body structure comprises a transformer cabinet body, wherein two groups of heat dissipation mechanisms are arranged inside the transformer cabinet body, each group of heat dissipation mechanisms comprises a rack, two ends of the rack are fixedly connected with the inner wall of the transformer cabinet body respectively, a mounting box is sleeved on the outer surface of the rack, a gear is rotatably connected between the inner side walls of the mounting box through a bearing, the gear is meshed with the racks, a worm wheel is fixedly mounted on the outer surface of the gear, a worm is rotatably connected between the inner side walls of the mounting box through a bearing, the worm is meshed with the worm wheel, a driving motor is fixedly mounted on the outer surface of the mounting box, the output end of the driving motor is fixedly connected with the worm, a working motor is fixedly mounted on the outer surface of the mounting box, and a rotating shaft is fixedly mounted at the output end of the working motor, the pivot is kept away from work motor's one end fixed mounting has the flabellum, the fixed surface of mounting box installs the thumb cylinder, the equal movable mounting of both sides face of the transformer cabinet body has a plurality of baffles of taking a breath, the baffle of taking a breath with fixed mounting has the extension spring between the inner wall of the transformer cabinet body.

Preferably, the fixed surface of mounting box installs two inflator, two the inside of inflator is equipped with the piston, two the equal fixed mounting in one side that the piston is relative has the push rod, two the equal fixed mounting in one end that the push rod is relative has the short slab, the short slab with fixed mounting has the spring between the surface of piston, the fixed surface of pivot installs the eccentric wheel, the eccentric wheel with laminate mutually between the surface of short slab.

Preferably, two dust screens are fixedly installed between the top wall and the bottom wall of the interior of the transformer cabinet body.

Preferably, the transformer cabinet body is internally provided with a moisture absorption box.

Preferably, the output end of the thumb cylinder is fixedly provided with a rubber pad.

Preferably, the number of the air exchange baffles is more than three, the distance between every two air exchange baffles is the same, and a temperature sensor is arranged on the outer side of each air exchange baffle.

(III) advantageous effects

Compared with the prior art, the utility model provides a power electronic transformer cabinet body structure, which has the following beneficial effects:

(1) when the power electronic transformer cabinet body structure is used, each ventilation baffle plate divides the transformer cabinet body into a plurality of sections, each section corresponds to one temperature sensor, when the temperature sensors detect that the temperature is too high, the driving motor is controlled to rotate, the mounting box is further moved to the section with high temperature, through the arranged driving motor, the driving motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the gear to rotate, the mounting box is enabled to move up and down along the direction of the rack, the position of the mounting box is adjusted, the mounting box can be moved to a high-temperature area, the high-temperature area can be cooled, the targeted cooling effect is realized, the cooling effect is good, the electric energy consumption is low, the economic benefit is high, the ventilation baffle plates corresponding to the thumb cylinder are pushed away, the air flow is ensured, the ventilation baffle plates at other positions are in a closed state, the dust is prevented from entering the transformer cabinet body through other ventilation baffle plates, and the amount of impurities such as dust in the air entering the transformer cabinet body is reduced.

(2) This power electronic transformer cabinet body structure, through setting up the work motor, the work motor drives the pivot and rotates, and the work motor drives the flabellum and rotates, plays quick radiating effect, and simultaneously, the pivot drives the eccentric wheel rotatory, and under the elasticity of spring, the short slab closely laminates with the eccentric wheel all the time, and when the eccentric wheel rotated, can drive piston reciprocating motion, the piston was with the gas outgoing in the inflator, played radiating effect.

Drawings

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

FIG. 2 is a schematic structural view of the mounting box of the present invention;

fig. 3 is a schematic view of the construction of the cartridge of the present invention.

In the figure: 1. a transformer cabinet body; 2. a rack; 3. mounting a box; 4. a gear; 5. a worm gear; 6. a worm; 7. a drive motor; 8. a work motor; 9. a rotating shaft; 10. a fan blade; 11. a thumb cylinder; 12. a ventilation baffle plate; 13. a tension spring; 14. an air cylinder; 15. a piston; 16. a push rod; 17. a short plate; 18. a spring; 19. an eccentric wheel; 20. a dust screen.

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. 1-3, a power electronic transformer cabinet structure comprises a transformer cabinet 1, wherein electrical components are mounted inside the transformer cabinet 1, the electrical components are not shown in the drawing, two dust screens 20 are fixedly mounted between the top wall and the bottom wall of the transformer cabinet 1 to achieve a dust-proof effect, a moisture absorption box is mounted inside the transformer cabinet 1 to achieve an effect of absorbing moisture in air inside the transformer cabinet 1, two sets of heat dissipation mechanisms are arranged inside the transformer cabinet 1, each set of heat dissipation mechanism comprises a rack 2, two ends of the rack 2 are respectively fixedly connected with the inner wall of the transformer cabinet 1, a mounting box 3 is sleeved on the outer surface of the rack 2, an extension protrusion is fixedly mounted on the inner wall of the mounting box 3, a sliding groove is formed in the outer surface of the rack 2, the extension protrusion can slide in the sliding groove, a gear 4 is rotatably connected between the inner side walls of the mounting box 3 through a bearing, the gear 4 is meshed with the rack 2, the outer surface of the gear 4 is fixedly provided with a worm wheel 5, a worm 6 is rotatably connected between the inner side walls of the mounting box 3 through a bearing, the worm 6 is meshed with the worm wheel 5, the outer surface of the mounting box 3 is fixedly provided with a driving motor 7, the output end of the driving motor 7 is fixedly connected with the worm 6, the outer surface of the mounting box 3 is fixedly provided with a working motor 8, the output end of the working motor 8 is fixedly provided with a rotating shaft 9, one end of the rotating shaft 9 far away from the working motor 8 is fixedly provided with a fan blade 10, the outer surface of the mounting box 3 is fixedly provided with a thumb cylinder 11, two side surfaces of the transformer cabinet body 1 are respectively and movably provided with a plurality of air exchange baffles 12, the output end of the thumb cylinder 11 is fixedly provided with a rubber pad, the thumb cylinder 11 can push the air exchange baffles 12 open when being stretched, so that a tension spring 13 is fixedly arranged between the air exchange baffles 12 and the inner wall of the transformer cabinet body 1, the baffle 12 quantity of taking a breath is greater than three, and the distance between per two baffle 12 of taking a breath is the same, and the outside of baffle 12 of taking a breath is equipped with temperature-sensing ware, and every baffle 12 of taking a breath divides transformer cabinet body 1 into a plurality of intervals, and every interval corresponds a temperature-sensing ware, and when temperature-sensing ware detected this high temperature, control driving motor 7 rotated, and then made mounting box 3 remove to the interval department that the temperature is high. If the temperature of a plurality of sections can rise simultaneously, a plurality of mounting boxes 3 are required to be mounted to meet the working requirement.

Two air cylinders 14 are fixedly arranged on the outer surface of the mounting box 3, two air pipes are arranged on the outer surface of the air cylinders 14, pistons 15 are arranged inside the two air cylinders 14, push rods 16 are fixedly arranged on opposite sides of the two pistons 15, short plates 17 are fixedly arranged on opposite ends of the two push rods 16, springs 18 are fixedly arranged between the short plates 17 and the outer surfaces of the pistons 15, eccentric wheels 19 are fixedly arranged on the outer surfaces of the rotating shafts 9, the eccentric wheels 19 are attached to the outer surfaces of the short plates 17, the rotating shafts 9 are driven by the working motors 8 to rotate, the rotating shafts 9 drive the eccentric wheels 19 to rotate, the short plates 17 are always closely attached to the eccentric wheels 19 under the elastic force of the springs 18, when the eccentric wheels 19 rotate, the pistons 15 are driven to reciprocate, the pistons 15 discharge air in the air cylinders 14, and a heat dissipation effect is achieved.

To sum up, this power electronic transformer cabinet body structure, when using, every baffle 12 of taking a breath divides transformer cabinet body 1 into a plurality of intervals, every interval corresponds a temperature-sensing ware, when temperature-sensing ware detected this high temperature, control driving motor 7 rotates, and then make mounting box 3 remove to the interval department that the temperature is high, driving motor 7 through the setting, driving motor 7 drives my worm 6 rotatory, worm 6 drives worm wheel 5 and rotates, worm wheel 5 drives gear 4 and rotates, make mounting box 3 reciprocate along the direction of rack 2, adjust the position of mounting box 3, make mounting box 3 can remove to high temperature region, can be to the regional cooling of high temperature, thereby realize the effect of pertinence cooling, the cooling is effectual, power consumption is few, economic benefits is high.

When the power electronic transformer cabinet structure is used, the working motor 8 is arranged, the working motor 8 drives the rotating shaft 9 to rotate, the working motor 8 drives the fan blades 10 to rotate, the effect of rapid heat dissipation is achieved, meanwhile, the rotating shaft 9 drives the eccentric wheel 19 to rotate, the short plate 17 and the eccentric wheel 19 are always tightly attached under the elastic force of the spring 18, when the eccentric wheel 19 rotates, the piston 15 can be driven to reciprocate, the piston 15 discharges gas in the air cylinder 14, and the effect of heat dissipation is achieved.

It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means matured in the prior art, the machines, the parts and the equipment adopt the conventional types in the prior art, the circuit connection adopts the conventional connection mode in the prior art, no specific description is provided here, meanwhile, the electric elements appearing in the specification are electrically connected with the external main controller and the mains supply, the peripheral controller mentioned in the specification can play a control role for the electric elements mentioned in the specification, and the peripheral controller is the conventional known equipment.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power electronic transformer cabinet body structure, includes transformer cabinet body (1), its characterized in that: the transformer cabinet comprises a transformer cabinet body (1), wherein two groups of heat dissipation mechanisms are arranged in the transformer cabinet body (1), each group of heat dissipation mechanism comprises a rack (2), two ends of each rack (2) are respectively fixedly connected with the inner wall of the transformer cabinet body (1), a mounting box (3) is sleeved on the outer surface of each rack (2), a gear (4) is rotatably connected between the inner side walls of the mounting box (3) through bearings, the gears (4) are meshed with the racks (2), worm wheels (5) are fixedly arranged on the outer surfaces of the gears (4), a worm (6) is rotatably connected between the inner side walls of the mounting box (3) through bearings, the worm (6) is meshed with the worm wheels (5), a driving motor (7) is fixedly arranged on the outer surface of the mounting box (3), the output end of the driving motor (7) is fixedly connected with the worm (6), the utility model discloses a transformer cabinet, including mounting box (3), the outer fixed surface of mounting box (3) installs work motor (8), the output fixed mounting of work motor (8) has pivot (9), pivot (9) are kept away from the one end fixed mounting of work motor (8) has flabellum (10), the outer fixed surface of mounting box (3) installs thumb cylinder (11), the equal movable mounting of both sides face of the transformer cabinet body (1) has a plurality of baffles (12) of taking a breath, baffle (12) of taking a breath with fixed mounting has extension spring (13) between the inner wall of the transformer cabinet body (1).

2. A power electronic transformer cabinet structure according to claim 1, characterized in that: the fixed surface of mounting box (3) installs two inflator (14), two the inside of inflator (14) is equipped with piston (15), two the equal fixed mounting in one side that piston (15) is relative has push rod (16), two the equal fixed mounting in one end that push rod (16) is relative has short slab (17), short slab (17) with fixed mounting has spring (18) between the surface of piston (15), the fixed surface of pivot (9) installs eccentric wheel (19), eccentric wheel (19) with laminate between the surface of short slab (17).

3. A power electronic transformer cabinet structure according to claim 1, characterized in that: two dust screens (20) are fixedly installed between the inner top wall and the bottom wall of the transformer cabinet body (1).

4. A power electronic transformer cabinet structure according to claim 1, characterized in that: the transformer cabinet is characterized in that a moisture absorption box is installed inside the transformer cabinet body (1).

5. A power electronic transformer cabinet structure according to claim 1, characterized in that: the output end of the thumb cylinder (11) is fixedly provided with a rubber pad.

6. A power electronic transformer cabinet structure according to claim 1, characterized in that: the number of the air exchange baffle plates (12) is more than three, the distance between every two air exchange baffle plates (12) is the same, and a temperature sensor is arranged on the outer side of each air exchange baffle plate (12).