CN213715311U

CN213715311U - High heat dissipation voltage sensor

Info

Publication number: CN213715311U
Application number: CN202022692369.7U
Authority: CN
Inventors: 郭东兴
Original assignee: Zhuhai Airui Technology Co ltd
Current assignee: Zhuhai Airui Technology Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-07-16
Anticipated expiration: 2030-11-20

Abstract

The utility model relates to a voltage sensor technical field, concretely relates to high heat dissipation voltage sensor. The method comprises the following steps: voltage sensor base member, base and heat dissipation box, be equipped with the shock attenuation chamber on the base, compression spring is installed to the shock attenuation intracavity, the breather pipe that has intercommunication bottom surface and side in the heat dissipation box bottom plate, heat dissipation box bottom plate stretch into the shock attenuation intracavity and support compression spring, the shock attenuation chamber lateral wall of base is equipped with the breather pipe that supplies the bottom plate side and the air vent of external intercommunication, heat dissipation box lateral wall is equipped with the heat dissipation fin, heat dissipation box top is equipped with the cooling lid, and voltage sensor base member fixed mounting is in the heat dissipation box. The utility model discloses an adopt and install the voltage sensor base member in the heat dissipation box, dispel the heat to the voltage sensor base member through the box that dispels the heat, set up the radiating fin in the side of the heat dissipation box and further promote the radiating effect of heat dissipation box.

Description

High heat dissipation voltage sensor

Technical Field

The utility model relates to a voltage sensor technical field, concretely relates to high heat dissipation voltage sensor.

Background

A voltage sensor is a sensor that senses the measured voltage and converts it into a usable output signal. In various automatic detection and control systems, it is often necessary to track and collect high-speed alternating and direct voltage signals and perform spectrum analysis on relatively complex voltage waveforms. Such signals may be strong currents such as high voltages and large currents, weak currents with poor load capacity, or signals with small amplitude. In these cases, it is necessary to acquire voltage signals that cannot be directly measured or that do not match, using suitable voltage sensors, so as to obtain standardized, electrically isolated voltage signals.

The existing voltage sensor can emit a large amount of heat in use, and when the voltage sensor is applied to an automobile, a ship or even an airplane, strong vibration can be generated, so that an electrical component body is damaged and cannot be normally operated, and even the electrical component body is short-circuited to cause potential safety hazards, so that the voltage sensor with high heat dissipation is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the not enough and defect of prior art, provide a high heat dissipation voltage sensor.

The purpose of the utility model is realized through the following technical scheme:

a high heat dissipating voltage sensor comprising: voltage sensor base member, base and heat dissipation box, be equipped with the shock attenuation chamber on the base, compression spring is installed to the shock attenuation intracavity, the breather pipe that has intercommunication bottom surface and side in the heat dissipation box bottom plate, heat dissipation box bottom plate stretch into the shock attenuation intracavity and support compression spring, the shock attenuation chamber lateral wall of base is equipped with the breather pipe that supplies the bottom plate side and the air vent of external intercommunication, heat dissipation box lateral wall is equipped with the heat dissipation fin, heat dissipation box top is equipped with the cooling lid, and voltage sensor base member fixed mounting is in the heat dissipation box.

Specifically, the bottom plate, the side wall and the heat dissipation cover of the heat dissipation box are all heat dissipation aluminum sheets.

Specifically, the cavity in the heat dissipation box is adapted to the voltage sensor base body.

The heat dissipation cover is connected with the side wall of the heat dissipation box in a rotating mode through the torsion spring, the heat dissipation cover is provided with a limiting cavity on one side relative to the torsion spring, a limiting spring and a limiting sliding block are arranged in the limiting cavity, part of the limiting sliding block stretches into the limiting cavity and slides in the limiting cavity, one end of the limiting spring supports against the inner wall of the limiting cavity, the other end of the limiting spring supports against the limiting sliding block, a limiting protrusion limiting the limiting sliding block to slide out of the limiting cavity is arranged at an outlet of the limiting cavity, the side wall of the heat dissipation box is provided with a limiting hole limiting the limiting sliding block to move, and a.

Specifically, the breather pipe includes many first communicating pipes that run through the bottom plate from the side, the second communicating pipe of intercommunication first communicating pipe and bottom plate bottom surface, first communicating pipe passes the bottom plate center.

Specifically, the heat dissipation fins are arranged downward.

Compared with the prior art, the utility model following advantage and beneficial effect are included:

(1) the utility model discloses an adopt and install the voltage sensor base member in the heat dissipation box, dispel the heat to the voltage sensor base member through the box that dispels the heat, set up the radiating effect that the heat dissipation fin further promoted the heat dissipation box to the side of the heat dissipation box, through set up compression spring bottom the heat dissipation box, can play the cushioning effect to voltage sensor, the breather pipe of intercommunication bottom surface and side has in the bottom plate of the heat dissipation box, the air of shock attenuation chamber can be exchanged through breather pipe and external air when the heat dissipation box receives vibrations, and then dispel the heat to the bottom plate, high-efficient radiating effect has been reached in the absorbing.

(2) The utility model discloses a heat dissipation lid one side is passed through the torsional spring and is connected with the rotation of heat dissipation box lateral wall, and the heat dissipation lid other end sets up buckle structure, can open the heat dissipation lid by the one hand and change the voltage sensor base member, is convenient for dismantle the change to the voltage sensor base member.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a horizontal cross-sectional view of the bottom plate of the present invention.

Fig. 3 is a partial enlarged view of a portion of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The utility model discloses a concrete implementation process as follows: as shown in fig. 1 to 3, a high heat dissipation voltage sensor includes: the voltage sensor comprises a voltage sensor base body 1, a base 2 and a heat dissipation box 3, wherein a damping cavity is arranged on the base 2, a compression spring 4 is arranged in the damping cavity, the compression spring 4 can play a damping role on the voltage sensor, a vent pipe 5 communicated with the bottom surface and the side surface is arranged in a bottom plate of the heat dissipation box 3, when the heat dissipation box 3 is vibrated, air in the damping cavity can exchange with external air through the vent pipe 5, and further the heat dissipation is carried out on the bottom plate 6, the efficient heat dissipation effect is achieved while the vibration is reduced, furthermore, the vent pipe 5 comprises a plurality of first communication pipes 7 penetrating through the bottom plate 6 from the side surface and a plurality of second communication pipes 8 communicating the first communication pipes 7 with the bottom surface of the bottom plate 6, the first communication pipes 7 penetrate through the center of the bottom plate 6, when no vibration exists, when air flow flows outside, heat on the bottom plate 6 can, the local heat and the temperature that are more and more near leaving 6 centers of bottom plate are just higher, have many first connecting pipes 7 all to collect at 6 centers of bottom plate, when outside air current is less, can collect the great air current of a velocity of flow when collecting 6 centers of bottom plate, can take away the more heat in center, in order to further improve the air current of central play, can set the horn mouth form to 7 both ends of first connecting pipe, the bore is big-end-up in, can further collect the air current like this, further improve the air current velocity of bottom plate 6 center department. 3 bottom plates 6 of heat dissipation box stretch into the cushion chamber and support compression spring 4, the cushion chamber lateral wall of base 2 is equipped with the breather pipe 5 that supplies the 6 sides of bottom plate and the air vent 9 of external intercommunication, and the purpose that sets up air vent 9 is in order to guarantee that first intercommunication pipe 7 still can carry out gas exchange with the external world through air vent 9 when vibrations, and can not block up at the cushion chamber inner wall, 3 lateral walls of heat dissipation box are equipped with heat dissipation fin 10, and heat dissipation fin 10 sets up down and can avoid the deposition on the heat dissipation fin 10. 3 tops of heat dissipation box are equipped with heat dissipation cover 11, and heat dissipation fin 10 and heat dissipation cover 11 are all for the convenience of further improvement radiating effect, bottom plate 6, lateral wall and the heat dissipation cover 11 of heat dissipation box 3 are the heat dissipation aluminum sheet, and it is fast that the aluminum sheet has the heat conduction, and the quality is light, advantage such as with low costs, and 1 fixed mounting of voltage sensor base member is in heat dissipation box 3, in order to dispel the heat with voltage sensor base member 1 can be better, cavity in the heat dissipation box 3 suits with voltage sensor base member 1 for the heat of voltage sensor base member 1 distributes out and can be taken away by heat dissipation box 3 the very first time.

For the convenience of installation and change voltage sensor base member 1, heat-radiating cover 11 rotates with heat dissipation box 3 lateral walls through torsional spring 12 to be connected, heat-radiating cover 11 is equipped with spacing chamber in one side relative with torsional spring 12, and spacing intracavity is equipped with spacing spring 13 and spacing slider 14, and partial spacing slider 14 stretches into spacing intracavity and slides in spacing intracavity, and spacing spring 13 one end supports spacing intracavity wall, and the spacing spring 13 other end supports spacing slider 14, and the exit in spacing chamber is equipped with the spacing arch in the spacing chamber of restriction spacing slider 14 roll-off, heat dissipation box 3 lateral walls are equipped with the spacing hole of restriction spacing slider 14 removal, are equipped with the push rod 15 that is used for releasing spacing hole with spacing slider 14 in the spacing hole on the spacing hole. When the heat dissipation cover 11 is covered, the torsion spring 12 bears torsion, the limiting slide block 14 outside the limiting cavity enters the limiting hole, the limiting slide block 14 supports the push rod 15, and the push rod 15 partially extends out of the side wall of the heat dissipation box 3. When the heat dissipation cover 11 needs to be opened, the push rod 15 is only required to be pushed, the limiting slide block 14 is pushed out of the limiting hole, the heat dissipation cover 11 is rotated and bounced under the action of the torsion spring 12, and the internal voltage sensor is taken out.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A high heat dissipation voltage sensor, comprising: voltage sensor base member, base and heat dissipation box, be equipped with the shock attenuation chamber on the base, compression spring is installed to the shock attenuation intracavity, the breather pipe that has intercommunication bottom surface and side in the heat dissipation box bottom plate, heat dissipation box bottom plate stretch into the shock attenuation intracavity and support compression spring, the shock attenuation chamber lateral wall of base is equipped with the breather pipe that supplies the bottom plate side and the air vent of external intercommunication, heat dissipation box lateral wall is equipped with the heat dissipation fin, heat dissipation box top is equipped with the cooling lid, and voltage sensor base member fixed mounting is in the heat dissipation box.

2. The high thermal dissipation voltage sensor of claim 1, wherein the bottom plate, the side walls and the heat dissipation cover of the heat dissipation case are all heat dissipation aluminum sheets.

3. The voltage sensor of claim 1, wherein the cavity in the heat sink case is compatible with the voltage sensor substrate.

4. The voltage sensor with high heat dissipation performance as recited in claim 1, wherein the heat dissipation cover is rotatably connected with the side wall of the heat dissipation box through a torsion spring, a limiting cavity is formed in one side, opposite to the torsion spring, of the heat dissipation cover, a limiting spring and a limiting slider are arranged in the limiting cavity, part of the limiting slider extends into the limiting cavity and slides in the limiting cavity, one end of the limiting spring abuts against the inner wall of the limiting cavity, the other end of the limiting spring abuts against the limiting slider, a limiting protrusion for limiting the limiting slider to slide out of the limiting cavity is arranged at an outlet of the limiting cavity, a limiting hole for limiting the limiting slider to move is formed in the side wall of the heat dissipation box, and a push rod for.

5. The voltage sensor as claimed in claim 1, wherein the vent tube comprises a plurality of first communication tubes extending through the bottom plate from a side surface thereof, and a plurality of second communication tubes communicating the first communication tubes with the bottom surface of the bottom plate, the first communication tubes passing through the center of the bottom plate.

6. The high thermal dissipation voltage sensor of claim 1, wherein said heat fins are disposed downward.