阅读说明：本技术 一种散热性能良好的高压配电柜 (High-voltage power distribution cabinet with good heat dissipation performance ) 是由 王殿红 于 2020-06-01 设计创作，主要内容包括：本发明公开了一种散热性能良好的高压配电柜,包括柜体,所述柜体前端的一侧通过合页转动连接有柜门,所述柜体内滑动安装有防护框架,所述防护框架的上下两端均滑动连接在对应的轨道组件内,所述防护框架的顶部安装有抽风机,所述防护框架的底部安装有送风机,所述防护框架在上下方的两侧均开设有通风口,所述防护框架的内部固定有若干电器安装架,所述防护框架的内壁上还安装有温度传感器,所述柜体的底部设有控制器。本发明加快了空气在防护框架内的流动,有效排出防护框架内的热量,并且实现了对散热片偏转角度的调节,增大相邻散热片之间的散热开口,从而加快柜体内的空气流动速度,进一步提高散热效果。(The invention discloses a high-voltage power distribution cabinet with good heat dissipation performance, which comprises a cabinet body, wherein one side of the front end of the cabinet body is rotatably connected with a cabinet door through a hinge, a protective frame is arranged in the cabinet body in a sliding mode, the upper end and the lower end of the protective frame are connected in corresponding track assemblies in a sliding mode, an exhaust fan is arranged at the top of the protective frame, a blower is arranged at the bottom of the protective frame, ventilation openings are formed in the upper side and the lower side of the protective frame, a plurality of electrical appliance mounting frames are fixed in the protective frame, a temperature sensor is further arranged on the inner wall of the protective frame, and a controller is arranged at the bottom of the cabinet body. The cabinet body structure accelerates the air flow in the protective frame, effectively discharges the heat in the protective frame, realizes the adjustment of the deflection angle of the radiating fins, and enlarges the radiating openings between the adjacent radiating fins, thereby accelerating the air flow speed in the cabinet body and further improving the radiating effect.)

1. A high-voltage power distribution cabinet with good heat dissipation performance is characterized by comprising a cabinet body, wherein one side of the front end of the cabinet body is rotatably connected with a cabinet door through a hinge, a protective frame is slidably mounted in the cabinet body, the upper end and the lower end of the protective frame are slidably connected in corresponding track assemblies, an exhaust fan is mounted at the top of the protective frame, a blower is mounted at the bottom of the protective frame, ventilation openings are formed in the upper side and the lower side of the protective frame, a plurality of electrical appliance mounting frames are fixed in the protective frame, a temperature sensor is further mounted on the inner wall of the protective frame, and a controller is arranged at the bottom of the cabinet body;

a plurality of thermovents, every have all been installed to the bilateral symmetry of the cabinet body in the thermovent, the fin is connected with connecting rod adjustment mechanism, the bottom of the internal both sides of cabinet all is equipped with actuating mechanism, actuating mechanism is connected with the connecting rod adjustment mechanism who corresponds, the controller is connected with actuating mechanism, air exhauster, forced draught blower and temperature sensor respectively.

2. The high-voltage power distribution cabinet with good heat dissipation performance according to claim 1, characterized in that: the connecting rod adjusting mechanism comprises a blade rotating shaft, a rotary connecting arm, a connecting rod rotating shaft and a linkage rod, wherein the two ends of each radiating fin are respectively connected with the blade rotating shaft through rotation, the end part of one end of the rotary connecting arm is fixedly connected with the end part of one connecting rod rotating shaft, and the other end of the rotary connecting arm is connected with the linkage rod through rotation of the connecting rod rotating shaft.

3. The high-voltage power distribution cabinet with good heat dissipation performance according to claim 2, characterized in that: the interval between two adjacent radiating fins is equal, and the two adjacent radiating fins are always parallel to each other.

4. The high-voltage power distribution cabinet with good heat dissipation performance according to claim 3, characterized in that: each rotary connecting arm rotates synchronously along with the linkage rod and is always parallel to each other.

5. The high-voltage power distribution cabinet with good heat dissipation performance according to claim 4, characterized in that: actuating mechanism includes jacking cylinder, telescopic shaft, horizontal migration pole and sliding sleeve, the output of jacking cylinder is connected with the telescopic shaft, telescopic shaft and horizontal migration pole fixed connection, the bottom fixedly connected with of gangbar the sliding sleeve, the sliding sleeve slides and cup joints in the outside of horizontal migration pole.

6. The high-voltage power distribution cabinet with good heat dissipation performance according to claim 5, characterized in that: and a blocking block is fixedly arranged at one end of the horizontal moving rod.

Technical Field

The invention relates to the field of power distribution cabinets, in particular to a high-voltage power distribution cabinet with good heat dissipation performance.

Background

The high-voltage power distribution cabinet is an electrical appliance product which is used for power generation, power transmission, power distribution, electric energy conversion and consumption of an electric power system and plays roles of on-off, control or protection and the like, and has a voltage grade of 3.6-550 kV, and mainly comprises a high-voltage circuit breaker, a high-voltage isolating switch, a grounding switch, a high-voltage load switch, a high-voltage automatic reclosing and sectionalizing device, a high-voltage operating mechanism, a high-voltage explosion-proof power distribution device, a high-voltage switch cabinet and the like. The high-voltage switch manufacturing industry is an important component of the power transmission and transformation equipment manufacturing industry and plays a very important role in the whole power industry.

High voltage distribution cabinet in the use, the internal portion of cabinet can produce the heat, and current high voltage distribution cabinet's radiating effect is relatively poor, leads to the heat to pile up in the switch board, influences the normal operating of electrical apparatus, reduces electrical equipment's life, causes the emergence of conflagration even, consequently, provides the high voltage distribution cabinet that heat dispersion is good and solves above not enough.

Disclosure of Invention

In view of the above disadvantages of the prior art, an object of the present invention is to provide a high voltage power distribution cabinet with good heat dissipation performance, which is used to solve the problem that the normal operation of an electrical appliance is affected due to poor heat dissipation effect of the high voltage power distribution cabinet in the prior art.

In order to achieve the above and other related purposes, the invention provides a high-voltage power distribution cabinet with good heat dissipation performance, which comprises a cabinet body, wherein one side of the front end of the cabinet body is rotatably connected with a cabinet door through a hinge, a protective frame is slidably mounted in the cabinet body, the upper end and the lower end of the protective frame are both slidably connected in corresponding track assemblies, an exhaust fan is mounted at the top of the protective frame, a blower is mounted at the bottom of the protective frame, ventilation openings are formed in the upper side and the lower side of the protective frame, a plurality of electrical appliance mounting frames are fixed in the protective frame, a temperature sensor is further mounted on the inner wall of the protective frame, and a controller is arranged at the bottom of the cabinet body;

a plurality of thermovents, every have all been installed to the bilateral symmetry of the cabinet body in the thermovent, the fin is connected with connecting rod adjustment mechanism, the bottom of the internal both sides of cabinet all is equipped with actuating mechanism, actuating mechanism is connected with the connecting rod adjustment mechanism who corresponds, the controller is connected with actuating mechanism, air exhauster, forced draught blower and temperature sensor respectively.

Preferably, the connecting rod adjusting mechanism comprises a blade rotating shaft, a rotary connecting arm, a connecting rod rotating shaft and a linkage rod, wherein the two ends of each radiating fin are respectively connected with the blade rotating shaft in a rotating manner, one end of the rotary connecting arm is fixedly connected with the end part of one connecting rod rotating shaft, and the other end of the rotary connecting arm is connected with the linkage rod in a rotating manner through the connecting rod rotating shaft.

Preferably, the two adjacent cooling fins are equally spaced and are always parallel to each other.

Preferably, each rotary connecting arm rotates synchronously along with the linkage rod and is always parallel to each other.

Preferably, actuating mechanism includes jacking cylinder, telescopic shaft, horizontal migration pole and sliding sleeve, the output of jacking cylinder is connected with the telescopic shaft, telescopic shaft and horizontal migration pole fixed connection, the bottom fixedly connected with of gangbar the sliding sleeve, the sliding sleeve slides and cup joints the outside at the horizontal migration pole.

Preferably, one end of the horizontal moving rod is fixedly provided with a stop block.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the invention, the electrical equipment is arranged on the electrical appliance mounting rack in the protective frame, so that the electrical equipment is isolated from the heat dissipation holes on the two sides, dust and ant and insect can be prevented from attaching to the electrical equipment, and meanwhile, the protective frame and the cabinet body are in sliding connection, so that the protective frame is simple and convenient to assemble and disassemble and is convenient to maintain and inspect;

(2) according to the invention, the upper end and the lower end of the protective frame are respectively provided with the exhaust fan and the air feeder, air is supplied from the bottom, and air is sucked from the top, so that the flow of air in the protective frame is accelerated, hot air can quickly rise and be discharged, the heat in the protective frame is effectively discharged, and the heat dissipation effect is improved;

(3) according to the cabinet, the connecting rod adjusting mechanism and the driving mechanism are arranged, when the temperature sensor monitors that the temperature in the protective frame is too high, a signal is transmitted to the controller to control the jacking cylinder to retract, and the linkage rod is driven to move downwards, so that the deflection angle of the radiating fins is adjusted, radiating openings between adjacent radiating fins are enlarged, the air flowing speed in the cabinet is increased, and the radiating effect is further improved.

Drawings

The invention is described in further detail below with reference to specific embodiments and with reference to the following drawings.

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

FIG. 2 is a schematic side view of the link adjustment mechanism of the present invention;

FIG. 3 is a schematic view illustrating a state in which the link adjusting mechanism is upwardly adjusted according to the present invention;

FIG. 4 is a schematic view showing a state in which the link adjusting mechanism is adjusted downward according to the present invention;

FIG. 5 is a schematic front view of the link adjustment structure of the present invention;

fig. 6 is a schematic structural view of the driving mechanism of the present invention.

Wherein the reference numerals are specified as follows: the device comprises a cabinet body 1, a cabinet door 2, a protective frame 3, a track assembly 4, an exhaust fan 5, a blower 6, a ventilation opening 7, an electrical appliance mounting rack 8, a temperature sensor 9, a controller 10, a heat dissipation opening 11, a heat dissipation fin 12, a connecting rod adjusting mechanism 13, a blade rotating shaft 13-1, a rotary connecting arm 13-2, a connecting rod rotating shaft 13-3, a linkage rod 13-4, a driving mechanism 14, a jacking cylinder 14-1, a telescopic shaft 14-2, a horizontal moving rod 14-3, a sliding sleeve 14-4 and a blocking block 14-5.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure herein.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the present disclosure, and are not used to limit the conditions and conditions of the present disclosure, so that the present disclosure is not technically significant, and any structural modifications, ratio changes or size adjustments should still fall within the scope of the present disclosure without affecting the efficacy and the achievable purpose of the present disclosure. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.

As shown in fig. 1, the invention provides a high-voltage power distribution cabinet with good heat dissipation performance, which comprises a cabinet body 1, wherein one side of the front end of the cabinet body 1 is rotatably connected with a cabinet door 2 through a hinge, a protective frame 3 is slidably mounted in the cabinet body 1, the upper end and the lower end of the protective frame 3 are both slidably connected in corresponding track assemblies 4, an exhaust fan 5 is mounted at the top of the protective frame 3, a blower 6 is mounted at the bottom of the protective frame 3, ventilation openings 7 are respectively formed in the upper side and the lower side of the protective frame 3, a plurality of electrical appliance mounting frames 8 are fixed in the protective frame 3, a temperature sensor 9 is further mounted on the inner wall of the protective frame 3, and a controller 10 is arranged at the bottom of the cabinet body 1;

a plurality of heat dissipation ports 11 are symmetrically formed in two sides of the cabinet body 1, a plurality of heat dissipation fins 12 are mounted in each heat dissipation port 11, the heat dissipation fins 12 are connected with a connecting rod adjusting mechanism 13, driving mechanisms 14 are arranged at the bottoms of the two sides in the cabinet body 1, the driving mechanisms 14 are connected with the corresponding connecting rod adjusting mechanisms 13, and the controller 10 is connected with the driving mechanisms 14, the exhaust fan 5, the air feeder 6 and the temperature sensor 9 respectively.

In this embodiment, as shown in fig. 2 and 5, the link adjusting mechanism 13 includes a blade rotating shaft 13-1, a rotating connecting arm 13-2, a link rotating shaft 13-3, and a linkage rod 13-4, two ends of each heat sink 12 are rotatably connected to the side wall of the heat dissipating opening 11 through the blade rotating shaft 13-1, one end of the rotating connecting arm 13-2 is fixedly connected to the end of one of the link rotating shafts 13-3, and the other end thereof is rotatably connected to the linkage rod 13-4 through the link rotating shaft 13-3.

Further, the two adjacent fins 12 are equally spaced and always parallel to each other.

Further, each rotary connecting arm 13-2 rotates synchronously with the linkage rod 13-4 and is always parallel to each other.

When the linkage rod 13-4 moves upward, as shown in fig. 3, each rotating link arm 13-2 keeps synchronously deflecting upward along with the linkage rod 13-4, and each heat sink 12 keeps synchronously deflecting downward along with the rotation of the rotating link arm 13-2, so that the heat dissipation opening between two adjacent heat sinks 12 is reduced.

As shown in fig. 4, when the linkage rod 13-4 moves downward, each rotating link arm 13-2 keeps synchronously deflecting downward along with the linkage rod 13-4, and each heat sink 12 keeps synchronously deflecting upward along with the rotation of the rotating link arm 13-2, so that the heat dissipation opening between two adjacent heat sinks 12 is enlarged.

Further, as shown in fig. 6, the driving mechanism 14 includes a jacking cylinder 14-1, a telescopic shaft 14-2, a horizontal moving rod 14-3 and a sliding sleeve 14-4, an output end of the jacking cylinder 14-1 is connected with the telescopic shaft 14-2, the telescopic shaft 14-2 is fixedly connected with the horizontal moving rod 14-3, the bottom of the linkage rod 13-4 is fixedly connected with the sliding sleeve 14-4, and the sliding sleeve 14-4 is slidably sleeved on the outer side of the horizontal moving rod 14-3.

Because the length of the rotary connecting arm 13-2 is fixed and unchanged, the rotary connecting arm 13-2 realizes angular deflection in the process that the linkage rod 13-4 moves up and down, so that the linkage rod 13-4 does not move up and down along the same vertical line, but has certain displacement in the horizontal direction. Therefore, the sliding sleeve 14-4 is designed at the bottom of the linkage rod 13-4, and the sliding sleeve 14-4 can not only move up and down along with the horizontal moving rod 14-3, but also slide along the horizontal moving rod 14-3, thereby avoiding interference on the linkage rod 13-4.

Furthermore, one end of the horizontal moving rod 14-3 is fixedly provided with a blocking block 14-5, which can prevent the sliding sleeve 14-4 from falling off due to excessive sliding on the horizontal moving rod 14-3, thereby playing a role in limiting.

The working principle is as follows:

according to the invention, the electrical equipment is arranged on the electrical appliance mounting rack 8 in the protective frame, so that the electrical equipment is isolated from the heat dissipation holes on the two sides, dust and ant and insect can be prevented from attaching to the electrical equipment, and meanwhile, the protective frame and the cabinet body 1 are in sliding connection, so that the protective frame is simple and convenient to assemble and disassemble and is convenient to maintain and inspect;

during the in-service use, temperature sensor 9 can real-time supervision protective frame in the temperature, when temperature sensor 9 monitors the high temperature in the protective frame, can transmit signal to controller 10, controller 10 can control the power of increase air exhauster 5 and forced draught blower 6 on the one hand, from the bottom air supply, simultaneously from the top convulsions, the flow of air in protective frame has been accelerated, make hot-air rise rapidly and discharge, effectively discharge the heat in the protective frame, the radiating effect has been improved, on the other hand can control jacking cylinder 14-1 and withdraw, drive gangbar 13-4 displacement downwards, thereby realize the regulation to fin 12 deflection angle, increase the heat dissipation opening between the adjacent fin 12, thereby accelerate the air flow velocity in the cabinet body 1, further improve the radiating effect, guarantee electrical equipment normal operating.

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.