CN220340595U

CN220340595U - Cascade voltage regulator

Info

Publication number: CN220340595U
Application number: CN202321820945.9U
Authority: CN
Inventors: 连华远
Original assignee: Shanghai Yisheng Voltage Adjuster Co ltd
Current assignee: Shanghai Yisheng Voltage Adjuster Co ltd
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2024-01-12
Anticipated expiration: 2033-07-12

Abstract

The utility model relates to the technical field of alternating-current voltage regulating equipment, in particular to a cascade voltage regulator, which comprises a voltage regulator, wherein a heat dissipation assembly is arranged outside the voltage regulator, the heat dissipation assembly comprises a mounting frame arranged at the top of the voltage regulator, a ventilation screen plate is arranged at the bottom of the heat dissipation assembly, a heat conduction pipe is arranged at the inner part of the mounting frame and close to the upper end, the screen plate is arranged at the top of the heat conduction pipe, a fan is arranged at the top of the screen plate, and a protection screen plate is arranged at the top of the fan.

Description

Cascade voltage regulator

Technical Field

The utility model relates to the technical field of alternating-current voltage regulating equipment, in particular to a cascade voltage regulator.

Background

The voltage regulator is a necessary device in the electric power test, in the prior art, the contact voltage regulator is characterized in that a single voltage winding is wound on an iron core, a plurality of carbon brushes arranged on a brush frame are tightly matched with the polished surface of the coil under the action of spring pressure, voltage adjustment is carried out by sliding the carbon brushes on the polished surface of the coil, a copper contactor can also be adopted when the capacity is large, the manufacturing cost is low and the use is convenient, however, the contact voltage regulator has the biggest problem that the reliability of carbon brush contact is poor, the voltage and current are easy to shake greatly during voltage adjustment, other devices and personal safety are endangered, and the contact voltage regulator is not suitable for manufacturing the voltage regulator with larger capacity.

In the patent with publication number CN202887036U, a cascade voltage regulator is proposed, which includes a regulator cabinet, a voltage regulating module is installed in the regulator cabinet, the voltage regulating module is composed of a secondary mutual serial transformer array, a relay array and a control circuit, the relay array is respectively connected with a primary winding of the secondary mutual serial transformer array and a power input terminal, a secondary winding of the secondary mutual serial transformer array is connected with a voltage regulating output terminal, the relay array controls the power-up quantity of the primary winding of the secondary mutual serial transformer array, the multiple transformer outputs are connected in series, the primary windings of the secondary mutual serial transformer array are controlled by the control circuit and the relay array to be powered up one by one to realize voltage regulating output, the quantity and capacity of the composed voltage regulator are regulated according to the requirements of output capacity and fineness, the control circuit and the voltage regulating unit can be modularized and accumulated, thus the voltage regulator with various capacities and fineness regulating can be manufactured, the voltage regulating is stable, fineness regulating is high, the output zero position is small, and no wearing parts are found, but the following problems still exist in the patent:

the voltage regulator has poor heat dissipation effect in the use process, heat can be generated due to the operation of the voltage regulator, the heat dissipation can be slower due to the heat dissipation of the heat dissipation holes, and the heat can cause the damage of internal elements of the voltage regulator, so that the service life of the voltage regulator is shortened.

In view of the above, it is desirable to design a cascade voltage regulator to overcome the above-mentioned problems.

Disclosure of Invention

The utility model mainly aims to provide a cascade voltage regulator which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the cascade voltage regulator comprises a voltage regulator, wherein a heat dissipation assembly is arranged outside the voltage regulator;

the utility model discloses a heat dissipation assembly, including setting up the mounting frame at voltage regulator top, ventilative otter board is installed to the heat dissipation assembly bottom, the inside upper end of leaning on of mounting frame is provided with the heat pipe, the heat pipe top is provided with the otter board, the otter board top is provided with the fan, the fan top is provided with the protection otter board, protection otter board top outer wall is provided with the connection frame, the voltage regulator left and right sides all is provided with the fin, the voltage regulator bottom is provided with the connecting plate, connecting plate top four corners all is provided with the slipmat, connecting plate lower extreme four corners all is provided with the threaded connection rod, the threaded connection rod lower extreme is provided with the support antiskid board, heat pipe one end is connected with the exhaust head.

As a preferable scheme of the utility model, the connecting plate is fixedly bonded with the anti-skid pad, and the anti-skid pad is in non-detachable connection with the voltage regulator.

As a preferable scheme of the utility model, the threaded connecting rod is in non-detachable connection with the connecting plate, the anti-slip pad is in detachable connection with the threaded connecting rod, and the radiating fin is in non-detachable connection with the pressure regulator.

As a preferable scheme of the utility model, the mounting frame is in non-detachable connection with the voltage regulator, and the ventilation screen plate is clamped with the voltage regulator.

As a preferable scheme of the utility model, the ventilation screen plate is clamped with the mounting frame, the heat conduction pipe is detachably connected with the mounting frame, the exhaust head is detachably connected with the heat conduction pipe, and the screen plate is detachably connected with the mounting frame.

As a preferable scheme of the utility model, the fan is detachably connected with the mounting frame, the connecting frame is detachably connected with the mounting frame, and the protective screen plate is detachably connected with the connecting frame through screws.

Advantageous effects

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the fan is arranged at the top of the voltage regulator, the heat is conducted through the screen plate and ventilation and the heat conduction pipe, the heat is discharged through the exhaust head, the inside of the voltage regulator is further radiated, the heat radiation fins are arranged at the two sides of the voltage regulator, the radiating effect of the voltage regulator in the using process is further improved, and the threaded connecting rod is arranged at the bottom of the voltage regulator, so that the stability of the placement of the threaded connecting rod is conveniently improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a mounting frame and heat pipe structure of the present utility model;

FIG. 3 is a schematic view of a structure of a fan and a protection net according to the present utility model;

fig. 4 is a schematic structural view of the connecting plate and the threaded connecting rod of the utility model.

In the figure: 1. a voltage regulator; 2. a heat dissipation assembly; 201. a mounting frame; 202. a ventilation screen; 203. a protective screen; 204. a screen plate; 205. a heat conduction pipe; 206. an exhaust head; 207. a fan; 208. a heat sink; 209. a connecting plate; 210. an anti-slip pad; 211. supporting the antiskid plate; 212. a threaded connecting rod; 213. and (5) connecting a frame.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a cascade voltage regulator comprises a voltage regulator 1, wherein a heat dissipation assembly 2 is arranged outside the voltage regulator 1;

referring to fig. 1, 2, 3 and 4, the heat dissipation assembly 2 includes a mounting frame 201 disposed at the top of the pressure regulator 1, a ventilation screen 202 is mounted at the bottom of the heat dissipation assembly 2, a heat conduction pipe 205 is disposed at the upper end of the mounting frame 201, a screen 204 is disposed at the top of the heat conduction pipe 205, a fan 207 is disposed at the top of the screen 204, a protection screen 203 is disposed at the top of the fan 207, a connection frame 213 is disposed at the outer wall of the top of the protection screen 203, cooling fins 208 are disposed at the left and right sides of the pressure regulator 1, connection plates 209 are disposed at the bottom of the pressure regulator 1, anti-slip pads 210 are disposed at four corners of the top of the connection plates 209, screw connection rods 212 are disposed at four corners of the lower ends of the connection plates 209, support anti-slip plates 211 are disposed at the lower ends of the screw connection rods 212, an exhaust head 206 is connected at one end of the heat conduction pipe 205, and the connection plates 209 are fixedly bonded with the anti-slip pads 210, the anti-slip mat 210 is in non-detachable connection with the voltage regulator 1, the threaded connecting rod 212 is in non-detachable connection with the connecting plate 209, the anti-slip mat 210 is in detachable connection with the threaded connecting rod 212, the radiating fin 208 is in non-detachable connection with the voltage regulator 1, the mounting frame 201 is in non-detachable connection with the voltage regulator 1, the ventilation screen 202 is clamped with the mounting frame 201, the heat pipe 205 is in detachable connection with the mounting frame 201, the exhaust head 206 is in non-detachable connection with the heat pipe 205, the screen 204 is in detachable connection with the mounting frame 201, the fan 207 is in detachable connection with the mounting frame 201, the connecting frame 213 is in detachable connection with the mounting frame 201, and the protection screen 203 is in detachable connection with the connecting frame 213 through screws;

wherein, can dismantle between protection otter board 203 and the installing frame 201 and be connected, be convenient for later stage to maintain fan 207 and dismantle, and also can be more convenient wash protection otter board 203, inlay in the effect that is convenient for play ventilation between installing frame 201 and voltage regulator 1 top through ventilative otter board 202 card.

The working flow of the utility model is as follows: the cascade voltage regulator of this scheme design of use, at the during operation, through start-up fan 207, the wind that fan 207 blown out enters into pressure regulator 1 inside through otter board 204 and ventilative otter board 202 and dispels the heat, and pressure regulator 1 left and right sides dispels the heat through fin 208, and the heat that fan 207 self produced is conducted through heat pipe 205 and is discharged outside pressure regulator 1 through exhaust head 206, protection otter board 203 plays dustproof anticollision's effect, connecting plate 209 and threaded connection pole 212 are installed to pressure regulator 1 bottom, the anti-slip pad is pasted to threaded connection pole 212 bottom, stability when being convenient for increase pressure regulator 1 and place.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. A cascade voltage regulator comprising a regulator (1), characterized in that: a heat dissipation assembly (2) is arranged outside the voltage regulator (1);

the utility model provides a heat dissipation subassembly (2) is including setting up mounting frame (201) at voltage regulator (1) top, ventilative otter board (202) are installed to heat dissipation subassembly (2) bottom, mounting frame (201) inside is provided with heat pipe (205) by the upper end, heat pipe (205) top is provided with otter board (204), otter board (204) top is provided with fan (207), fan (207) top is provided with protection otter board (203), protection otter board (203) top outer wall is provided with connecting frame (213), voltage regulator (1) left and right sides all is provided with fin (208), voltage regulator (1) bottom is provided with connecting plate (209), connecting plate (209) top four corners all is provided with slipmat (210), connecting plate (209) lower extreme four corners all is provided with threaded connection pole (212), threaded connection pole (212) lower extreme is provided with supports antiskid board (211), heat pipe (205) one end is connected with exhaust head (206).

2. A cascade voltage regulator as claimed in claim 1, wherein: the connecting plate (209) is fixedly bonded with the anti-slip pad (210), and the anti-slip pad (210) is in non-detachable connection with the voltage regulator (1).

3. A cascade voltage regulator as claimed in claim 2, characterized in that: the anti-slip device is characterized in that the threaded connecting rod (212) is connected with the connecting plate (209) in a non-detachable mode, the anti-slip pad (210) is connected with the threaded connecting rod (212) in a detachable mode, and the radiating fin (208) is connected with the pressure regulator (1) in a non-detachable mode.

4. A cascade voltage regulator as claimed in claim 3, wherein: the installation frame (201) is connected with the voltage regulator (1) in a non-detachable mode, and the ventilation screen plate (202) is connected with the voltage regulator (1) in a clamping mode.

5. The cascade voltage regulator of claim 4, wherein: the air-permeable screen plate (202) is clamped with the mounting frame (201), the heat conducting pipe (205) is detachably connected with the mounting frame (201), the exhaust head (206) is detachably connected with the heat conducting pipe (205), and the screen plate (204) is detachably connected with the mounting frame (201).

6. The cascade voltage regulator of claim 5, wherein: the fan (207) is detachably connected with the mounting frame (201), the connecting frame (213) is detachably connected with the mounting frame (201), and the protective screen (203) is detachably connected with the connecting frame (213) through screws.