CN216250287U - Dry-type traction rectifier transformer insulation structure for rail transit - Google Patents
Dry-type traction rectifier transformer insulation structure for rail transit Download PDFInfo
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- CN216250287U CN216250287U CN202121987639.5U CN202121987639U CN216250287U CN 216250287 U CN216250287 U CN 216250287U CN 202121987639 U CN202121987639 U CN 202121987639U CN 216250287 U CN216250287 U CN 216250287U
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Abstract
The utility model discloses an insulation structure of a dry-type traction rectifier transformer for rail transit, which comprises a shell, wherein the shell is arranged into a box body, the side wall of the shell is provided with a plurality of first air outlets, the bottom of the shell is fixedly provided with an air cavity, the bottom of the inner wall of the shell is fixedly provided with an annular air cavity, the bottom of the annular air cavity is mutually communicated with the top of the air cavity, the top of the annular air cavity is fixedly provided with a plurality of second air outlets, and the bottom of the air cavity is fixedly provided with a fan.
Description
The technical field is as follows:
the utility model relates to the field of transformers, in particular to an insulation structure of a dry-type traction rectifier transformer for rail transit.
Background art:
a transformer is a device that changes an alternating voltage using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). The main functions are voltage transformation, current transformation, impedance transformation, isolation, voltage stabilization (magnetic saturation transformer) and the like. The transformer can be divided into a power transformer and a special transformer (an electric furnace transformer, a rectification transformer, a power frequency test transformer, a voltage regulator, a mining transformer, an audio transformer, a medium-frequency transformer, a high-frequency transformer, an impact transformer, an instrument transformer, an electronic transformer, a reactor, a mutual inductor and the like) according to the application, and circuit elements in a transformer shell can generate heat under the long-time work, damage is caused to the circuit elements, and the heat dissipation treatment needs to be carried out on the circuit elements.
The utility model has the following contents:
the utility model aims to provide an insulation structure of a dry-type traction rectifier transformer for rail transit.
The technical problem to be solved by the utility model is realized by adopting the following technical scheme: the utility model provides a dry-type traction rectifier transformer insulation system for track traffic, includes the shell, the shell sets up to the box, a plurality of first air outlets have been seted up to the lateral wall of shell, the bottom fixed mounting of shell has the air cavity, the inner wall bottom fixed mounting of shell has annular wind chamber, the bottom in annular wind chamber and the top in air cavity communicate each other, the top fixed mounting in annular wind chamber has a plurality of second air outlets, the bottom fixed mounting in air cavity has the fan.
Preferably, four sets of movable wheels are fixedly mounted at the bottom of the air cavity.
Preferably, the bottom of the fan is fixedly provided with a dust screen.
Preferably, each group of the first air outlets are all arranged in a strip shape, and metal nets are arranged in the first air outlets.
Preferably, a plurality of baffles are obliquely arranged on the outer side of each group of the first air outlets.
Preferably, each group of the second air outlets is fixedly connected with an air outlet nozzle at the top, and the caliber of the air outlet nozzle is smaller than that of the air outlet.
The utility model has the beneficial effects that: the cooling device is simple in structure, convenient and practical, and can cool the circuit element in the shell, the fan blows air into the air cavity, the air enters the annular air cavity and is led out through each air outlet, the caliber of the air outlet nozzle is smaller than that of the air outlet, the air flow rate can increase the air flow rate when the air flows out of the air outlet nozzle, the cooling effect of the circuit element is enhanced, the annular air outlet nozzle can perform air cooling treatment on the circuit element in each direction, hot air is led out from the air outlet, the baffle can play a role in guiding the air to the air outlet, the baffle can play a role in retaining water and protecting, and the cooling device is easy to popularize and apply.
Description of the drawings:
in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts;
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the annular air chamber of the present invention;
FIG. 3 is a schematic view of the structure of the air outlet and the air outlet nozzle of the present invention;
FIG. 4 is a schematic structural view of the housing of the present invention;
wherein: 1. a housing; 2. an air cavity; 3. an annular air cavity; 4. a first air outlet; 5. a baffle plate; 6. a moving wheel; 7. a second air outlet; 8. an air outlet nozzle; 9. a fan; 10. a dust screen.
The specific implementation mode is as follows:
in order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further explained below by combining the specific drawings.
Example 1: as shown in fig. 1-4, an insulation structure of a dry-type traction rectifier transformer for rail transit comprises a housing 1, wherein the housing 1 is set as a box body, a plurality of first air outlets 4 are formed in the side wall of the housing 1, an air cavity 2 is fixedly installed at the bottom of the housing 1, an annular air cavity 3 is fixedly installed at the bottom of the inner wall of the housing 1, the bottom of the annular air cavity 3 is communicated with the top of the air cavity 2, a plurality of second air outlets 7 are fixedly installed at the top of the annular air cavity 3, and a fan 9 is fixedly installed at the bottom of the air cavity 2.
And a plurality of baffles 5 are obliquely arranged on the outer side of each group of the first air outlet 4.
Every group the equal fixedly connected with air outlet 8 in top of second air outlet 7, air outlet 8's bore is less than the bore of second air outlet 7, can increase the mouth gas velocity of flow of air-out.
This application can cool down the circuit element in the shell and handle, the fan is to the interior blast air of air cavity, derive through each air outlet in entering into annular wind chamber, the bore of air outlet nozzle is less than the bore of air outlet, air flow rate can increase air flow rate when air outlet nozzle, the effect to the circuit element reinforcing cooling, annular air outlet nozzle sets up and can carry out forced air cooling treatment to circuit element in each position, hot-blast follows the air outlet and derives, the baffle can play the function of wind-guiding to the air outlet, the baffle can play the function of manger plate and protection.
Example 2: as shown in fig. 1-4, an insulation structure of a dry-type traction rectifier transformer for rail transit comprises a housing 1, wherein the housing 1 is set as a box body, a plurality of first air outlets 4 are formed in the side wall of the housing 1, an air cavity 2 is fixedly installed at the bottom of the housing 1, an annular air cavity 3 is fixedly installed at the bottom of the inner wall of the housing 1, the bottom of the annular air cavity 3 is communicated with the top of the air cavity 2, a plurality of second air outlets 7 are fixedly installed at the top of the annular air cavity 3, and a fan 9 is fixedly installed at the bottom of the air cavity 2.
Four groups of moving wheels 6 are fixedly arranged at the bottom of the air cavity 2 and play a role in moving.
The bottom of the fan 9 is fixedly provided with a dust screen 10, so that a dust-proof function is achieved.
Every group first air outlet 4 all sets up to rectangular shape, and embeds the metal mesh, can play the function of protection and isolation in air outlet department.
And a plurality of baffles 5 are obliquely arranged on the outer side of each group of the first air outlet 4.
Every group the equal fixedly connected with air outlet 8 in top of second air outlet 7, air outlet 8's bore is less than the bore of second air outlet 7, can increase the mouth gas velocity of flow of air-out.
This application can cool down the circuit element in the shell and handle, the fan is to the interior blast air of air cavity, derive through each air outlet in entering into annular wind chamber, the bore of air outlet nozzle is less than the bore of air outlet, air flow rate can increase air flow rate when air outlet nozzle, the effect to the circuit element reinforcing cooling, annular air outlet nozzle sets up and can carry out forced air cooling treatment to circuit element in each position, hot-blast follows the air outlet and derives, the baffle can play the function of wind-guiding to the air outlet, the baffle can play the function of manger plate and protection.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. 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 foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a track is dry-type traction rectifier transformer insulation system for traffic, includes shell (1), its characterized in that: the air-conditioning box is characterized in that the shell (1) is arranged as a box body, a plurality of first air outlets (4) are formed in the side wall of the shell (1), an air cavity (2) is fixedly arranged at the bottom of the shell (1), an annular air cavity (3) is fixedly arranged at the bottom of the inner wall of the shell (1), the bottom of the annular air cavity (3) is communicated with the top of the air cavity (2), a plurality of second air outlets (7) are fixedly arranged at the top of the annular air cavity (3), and a fan (9) is fixedly arranged at the bottom of the air cavity (2).
2. The insulation structure of the dry traction rectifier transformer for rail transit according to claim 1, wherein: four groups of moving wheels (6) are fixedly arranged at the bottom of the air cavity (2).
3. The insulation structure of the dry traction rectifier transformer for rail transit according to claim 1, wherein: and a dust screen (10) is fixedly arranged at the bottom of the fan (9).
4. The insulation structure of the dry traction rectifier transformer for rail transit according to claim 1, wherein: each group of first air outlets (4) are all arranged in a strip shape and internally provided with metal nets.
5. The insulation structure of the dry traction rectifier transformer for rail transit according to claim 1, wherein: and a plurality of baffles (5) are obliquely arranged on the outer side of each group of the first air outlets (4).
6. The insulation structure of the dry traction rectifier transformer for rail transit according to claim 1, wherein: each group of the second air outlets (7) is fixedly connected with an air outlet nozzle (8) at the top, and the caliber of the air outlet nozzle (8) is smaller than that of the second air outlet (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121987639.5U CN216250287U (en) | 2021-08-23 | 2021-08-23 | Dry-type traction rectifier transformer insulation structure for rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121987639.5U CN216250287U (en) | 2021-08-23 | 2021-08-23 | Dry-type traction rectifier transformer insulation structure for rail transit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216250287U true CN216250287U (en) | 2022-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121987639.5U Active CN216250287U (en) | 2021-08-23 | 2021-08-23 | Dry-type traction rectifier transformer insulation structure for rail transit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216250287U (en) |
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2021
- 2021-08-23 CN CN202121987639.5U patent/CN216250287U/en active Active
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