CN215007804U - Lightning protection transformer for power transmission - Google Patents
Lightning protection transformer for power transmission Download PDFInfo
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- CN215007804U CN215007804U CN202121482438.XU CN202121482438U CN215007804U CN 215007804 U CN215007804 U CN 215007804U CN 202121482438 U CN202121482438 U CN 202121482438U CN 215007804 U CN215007804 U CN 215007804U
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- fixedly connected
- shell
- plate
- hollow shell
- power transmission
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Abstract
The utility model discloses a lightning protection transformer for power transmission in the technical field of transformers, which comprises a shell, wherein the top of the shell is provided with a top plate, a hollow shell is fixedly connected in the top plate, a sliding plate is connected in the hollow shell in a sliding way, a connecting rod is fixedly connected with the sliding plate, one end of the connecting rod, which passes through the hollow shell, is fixedly connected with a connector lug, the connector lug is connected with a resistor sleeve in a sliding way, the resistor sleeve is fixedly connected with a connecting frame arranged on the hollow shell, and air outlets are arranged on both sides of the shell. The blockage can be caused after long-time use, thereby reducing the heat dissipation effect.
Description
Technical Field
The utility model relates to a transformer technical field specifically is a lightning protection transformer for power transmission.
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.
The transformer is in the during operation, can be because of the reason of electrical loss, can produce a lot of heats, if the transformer does not take cooling heat dissipation measure, can let the transformer burn out, and no matter the motor among the current transformer heat abstractor keeps the constant speed operation throughout summer or winter, the rotational speed of motor is too fast among the heat abstractor, then cause the waste of electric energy winter, and the rotational speed of motor is too slow among the heat abstractor, then can't satisfy the radiating demand of transformer in summer, and the filter screen that traditional transformer air outlet set up is difficult to take off, long-time the use can cause the jam, thereby reduce the radiating effect.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a lightning protection transformer for power transmission to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a lightning protection transformer for power transmission, includes the casing, the casing top is provided with the roof, the hollow shell of fixedly connected with in the roof, sliding connection has the slide in the hollow shell, slide fixedly connected with connecting rod, the one end fixedly connected with connector lug that the connecting rod passed hollow shell, connector lug sliding connection has the resistance cover, resistance cover fixedly connected with sets up the link on hollow shell, the air outlet has all been seted up to the casing both sides, air outlet one side fixedly connected with heat abstractor, heat abstractor and resistance cover electric connection, air outlet opposite side fixedly connected with slide rail, slide rail sliding connection has the screen frame, screen frame fixedly connected with iron sheet, iron sheet adsorbs the magnet of fixed connection on the slide rail.
As a further aspect of the present invention: the bottom of the shell is provided with a bottom plate, two sides of the bottom plate are fixedly connected with supporting plates, and each of the two sides of the bottom of each supporting plate is provided with a clamping groove.
As a further aspect of the present invention: two limiting rods are arranged in the hollow shell, the limiting rods are connected with the sliding plate in a sliding mode, limiting plates are fixedly connected with the limiting rods, and the limiting plates are fixedly connected with the hollow shell and sleeved on the connecting rods.
As a further aspect of the present invention: the limiting plate is far away from the cylinder cover that the one end fixedly connected with cover of gag lever post was established on the connecting rod, cylinder cover and resistance cover fixed connection.
As a further aspect of the present invention: the screen frame is provided with a filter screen, and one end of the screen frame far away from the iron sheet is provided with a fixed block.
As a further aspect of the present invention: the top plate cross-section is equilateral trapezoid structure, just the roof passes through screwed connection with the casing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, by the principle of gas expansion and contraction, the volume of the gas in the hollow shell can be increased, the sliding plate can move towards the direction of the limiting plate, the connector lug slides along the resistance sleeve under the promotion of the connecting rod connected with the sliding plate, the higher the temperature in the shell is, the more the connector lug goes deep into the resistance sleeve, the smaller the resistance in the access circuit is, the faster the motor rotating speed in the heat dissipation device electrically connected with the resistance sleeve is, the faster the air flowing speed in the shell is, the stronger the heat dissipation capability of the heat dissipation device is, on the contrary, the lower the temperature in the shell is, the larger the resistance in the access circuit is, the slower the motor rotating speed in the heat dissipation device electrically connected with the resistance sleeve is, the problem that the motor in the existing transformer heat dissipation device always keeps constant-speed operation no matter in summer or winter, the rotating speed of the motor in the heat dissipation device is too fast, the waste of electric energy is caused in winter, and the rotating speed of the motor in the heat dissipation device is too slow, the problem that the requirement of transformer heat dissipation can not be met in summer.
2. The utility model discloses in, insert the setting in the slide rail of air outlet through the screen frame, until the magnet contact on iron sheet on the screen frame and the slide rail, the screen frame is firmly fixed on the casing under the effect of iron sheet and magnet, when needing to wash the filter screen, only need stimulate the fixed block, the fixed block passes through the screen frame with iron sheet and magnet separation, the filter screen of having solved traditional transformer air outlet setting is difficult to take off, long-time the use can cause the jam to reduce the problem of radiating effect.
3. The utility model discloses in, prop up the take the altitude through bottom plate and backup pad with the casing, avoid ponding to get into and lead to the transformer short circuit in the casing, draw-in groove in the backup pad is convenient to fix the butt backup pad to fixed casing, gag lever post in the hollow shell has improved the stability when slide slides.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic cross-sectional view of the hollow shell of the present invention;
FIG. 4 is a schematic sectional view of the middle resistor sleeve of the present invention;
fig. 5 is a schematic view of the connection at the middle air outlet of the present invention.
In the figure: 1. a housing; 2. a base plate; 3. a support plate; 4. a card slot; 5. a top plate; 6. a hollow shell; 7. a slide plate; 8. a limiting rod; 9. a limiting plate; 10. a connecting rod; 11. a connector lug; 12. a resistor sleeve; 13. a connecting frame; 14. a cylindrical sleeve; 15. an air outlet; 16. a heat sink; 17. a slide rail; 18. a magnet; 19. iron sheets; 20. a screen frame; 21. and (5) fixing blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-5, in the embodiment of the present invention, a lightning protection transformer for power transmission, including casing 1, casing 1 top is provided with roof 5, hollow shell 6 of fixedly connected with in roof 5, sliding connection has slide 7 in hollow shell 6, slide 7 fixedly connected with connecting rod 10, connecting rod 10 passes one end fixedly connected with connector lug 11 of hollow shell 6, connector lug 11 sliding connection has resistance cover 12, resistance cover 12 fixedly connected with sets up link 13 on hollow shell 6, air outlet 15 has all been seted up to casing 1 both sides, air outlet 15 one side fixedly connected with heat abstractor 16, heat abstractor 16 and resistance cover 12 electric connection, 15 opposite side fixedly connected with slide rails 17 of air outlet, slide rails 17 sliding connection has screen frame 20, screen frame 20 fixedly connected with iron sheet 19, iron sheet 19 adsorbs magnet 18 of fixed connection on slide rails 17. The utility model discloses in, the motor among the current transformer heat abstractor 16 has been solved through gaseous expend with heat and contract with cold principle no matter is summer or winter and remains the constant speed operation throughout, the rotational speed of motor is too fast among the heat abstractor 16, then cause the waste of electric energy winter, and the rotational speed of motor is too slow among the heat abstractor 16, then can't satisfy the radiating demand of transformer summer, and the filter screen of traditional 15 settings of transformer air outlet is difficult to take off, long-time the use can cause the jam, thereby reduce the problem of radiating effect.
The bottom of the shell 1 is provided with a bottom plate 2, two sides of the bottom plate 2 are fixedly connected with supporting plates 3, two sides of the bottom of each supporting plate 3 are provided with clamping grooves 4, the structure supports the transformer to a certain height, prevents accumulated water from entering the transformer to cause short circuit, and is favorable for fixing the transformer; two limiting rods 8 are arranged in the hollow shell 6, the limiting rods 8 are connected with the sliding plate 7 in a sliding mode, the limiting rods 8 are fixedly connected with limiting plates 9, the limiting plates 9 are fixedly connected with the hollow shell 6 and sleeved on connecting rods 10, and the structure is beneficial to improving the stability of the sliding plate 7 when sliding and simultaneously preventing the sliding plate 7 from sliding out of the hollow shell 6; one end, far away from the limiting rod 8, of the limiting plate 9 is fixedly connected with a cylindrical sleeve 14 sleeved on the connecting rod 10, and the cylindrical sleeve 14 is fixedly connected with the resistance sleeve 12, so that the structure is beneficial to limiting the connector lug 11 and preventing the connector lug 11 from falling off after sliding out of the resistance sleeve 12; a filter screen is arranged on the filter screen frame 20, and a fixed block 21 is arranged at one end of the filter screen frame 20 far away from the iron sheet 19, so that the filter screen frame 20 is convenient to disassemble; the cross section of the top plate 5 is of an equilateral trapezoid structure, the top plate 5 is connected with the shell 1 through screws, hot air is conveniently concentrated by the structure, and the top plate 5 is conveniently mounted on the shell in a dismounting mode.
The utility model discloses a theory of operation is:
when in use, because the temperature in the shell 1 can continuously rise after long-term use, hot air can be concentrated in the top plate 5 according to the principle that the density of cold and hot air is different, the temperature in the hollow shell 6 can also rise along with the temperature rise, the volume of gas in the hollow shell 6 can be increased according to the principle of thermal expansion and cold contraction, the sliding plate 7 can move towards the direction of the limiting plate 9, the connector lug 11 slides along the resistor sleeve 12 under the pushing of the connecting rod 10 connected with the sliding plate 7, the higher the temperature in the shell 1 is, the deeper the connector lug 11 enters the resistor sleeve 12, the smaller the resistance in the access line is, the faster the motor in the heat dissipation device 16 electrically connected with the resistor sleeve 12 rotates, the faster the air flow speed in the shell 1 is, the stronger the heat dissipation capability of the heat dissipation device 16 is, and conversely, the lower the temperature in the shell 1 is, the greater the resistance in the access line is, the slower the motor in the heat dissipation device 16 electrically connected with the resistor sleeve 12 rotates, the problem that the motor in the existing transformer heat dissipation device 16 always keeps constant-speed running no matter in summer or winter, the rotating speed of the motor in the heat dissipation device 16 is too high, so that electric energy is wasted in winter, and the rotating speed of the motor in the heat dissipation device 16 is too low, so that the requirement of transformer heat dissipation cannot be met in summer is solved;
when filter screen frame 20 installs, insert filter screen frame 20 and set up in the slide rail 17 of air outlet 15, magnet 18 contact on iron sheet 19 on filter screen frame 20 and the slide rail 17, filter screen frame 20 firmly fixes on casing 1 under the effect of iron sheet 19 and magnet 18, when needing to wash the filter screen, only need stimulate fixed block 21, fixed block 21 separates iron sheet 19 and magnet 18 through filter screen frame 20, the filter screen of having solved traditional transformer air outlet 15 setting is difficult to take off, long-time the use can cause the jam, thereby reduce the problem of radiating effect.
Claims (6)
1. A lightning protection transformer for power transmission, includes casing (1), its characterized in that: the improved connector is characterized in that a top plate (5) is arranged at the top of the shell (1), a hollow shell (6) is fixedly connected in the top plate (5), a sliding plate (7) is connected in the hollow shell (6) in a sliding manner, a connecting rod (10) is fixedly connected to the sliding plate (7), one end of the connecting rod (10) penetrating through the hollow shell (6) is fixedly connected with a connector lug (11), the connector lug (11) is connected with a resistor sleeve (12) in a sliding manner, the resistor sleeve (12) is fixedly connected with a connecting frame (13) arranged on the hollow shell (6), air outlets (15) are formed in two sides of the shell (1), a heat dissipation device (16) is fixedly connected to one side of each air outlet (15), the heat dissipation device (16) is electrically connected with the resistor sleeve (12), a sliding rail (17) is fixedly connected to the other side of each air outlet (15), and a filter screen frame (20) is connected to the sliding rail (17), filter screen frame (20) fixedly connected with iron sheet (19), iron sheet (19) adsorb magnet (18) of fixed connection on slide rail (17).
2. The lightning protection transformer for power transmission according to claim 1, characterized in that: the improved portable electric cooker is characterized in that a bottom plate (2) is arranged at the bottom of the shell (1), supporting plates (3) are fixedly connected to two sides of the bottom plate (2), and each clamping groove (4) is formed in two sides of the bottom of each supporting plate (3).
3. The lightning protection transformer for power transmission according to claim 1, characterized in that: be provided with two gag lever posts (8) in hollow shell (6), gag lever post (8) and slide (7) sliding connection, just gag lever post (8) fixedly connected with limiting plate (9), limiting plate (9) and hollow shell (6) fixed connection and cover are established on connecting rod (10).
4. The lightning protection transformer for power transmission according to claim 3, characterized in that: one end of the limiting plate (9) far away from the limiting rod (8) is fixedly connected with a cylindrical sleeve (14) sleeved on the connecting rod (10), and the cylindrical sleeve (14) is fixedly connected with the resistance sleeve (12).
5. The lightning protection transformer for power transmission according to claim 1, characterized in that: the filter screen frame (20) is provided with a filter screen, and one end of the filter screen frame (20) far away from the iron sheet (19) is provided with a fixed block (21).
6. The lightning protection transformer for power transmission according to claim 1, characterized in that: the cross section of the top plate (5) is of an equilateral trapezoid structure, and the top plate (5) is connected with the shell (1) through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121482438.XU CN215007804U (en) | 2021-06-30 | 2021-06-30 | Lightning protection transformer for power transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121482438.XU CN215007804U (en) | 2021-06-30 | 2021-06-30 | Lightning protection transformer for power transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215007804U true CN215007804U (en) | 2021-12-03 |
Family
ID=79104394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121482438.XU Active CN215007804U (en) | 2021-06-30 | 2021-06-30 | Lightning protection transformer for power transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215007804U (en) |
-
2021
- 2021-06-30 CN CN202121482438.XU patent/CN215007804U/en active Active
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