CN219352225U

CN219352225U - Independent air duct heat dissipation device for servo driver

Info

Publication number: CN219352225U
Application number: CN202320125365.1U
Authority: CN
Inventors: 唐红; 刘波; 汤小平
Original assignee: Wuhu Qingneng Dechuang Electronic Technology Co ltd; Tsino Dynatron Electrical Technology Beijing Co ltd
Current assignee: Wuhu Qingneng Dechuang Electronic Technology Co ltd; Tsino Dynatron Electrical Technology Beijing Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-07-14
Anticipated expiration: 2033-02-06

Abstract

The utility model relates to an independent air duct heat dissipation device for a servo driver, which relates to the technical field of servo drivers and comprises a shell component, a forced heat dissipation component and a power component. The substrate of the forced radiating component divides the driver into a first isolation space and a second isolation space which are independent of each other, the forced radiating component is located in the second isolation space, the radiator and the bottom support are placed up and down to form an approximately airtight front and back radiating air channel, the radiating fan is arranged at one end of the radiating air channel, and meanwhile, the bottom support is provided with an external fixing hole, so that the whole driver can be fixed. The utility model utilizes the structure of the radiator to manufacture an isolation space to separate the power component from the radiating air duct, has simple structure and low cost, and effectively solves the problems of no air duct radiating, complex air duct building and high cost and easy dust accumulation of a circuit board of the existing servo driver.

Description

Independent air duct heat dissipation device for servo driver

Technical Field

The utility model relates to the technical field of servo drivers, in particular to an independent air duct heat dissipation device for a servo driver.

Background

In the servo driver system, a large number of electronic devices are integrated in the internal operation, and more heat is generated in the operation process, so in order to prevent the working temperature of the servo driver from being too high, a heat dissipation fan is usually configured for the servo driver to cool the servo driver.

At present, the fan heat dissipation of a servo driver is generally divided into two types, namely, air duct-free heat dissipation and air duct-free heat dissipation, and the air duct-free heat dissipation fan directly blows heat-generating components, so that the working efficiency of the fan is low, and meanwhile, the problem of dust accumulation of a circuit board is caused; the air duct is used for radiating, and although a simple air duct is built, the air duct and the circuit board cannot be completely isolated, and the problems of reduction of the radiating performance of the fan and dust accumulation of the circuit board are also caused.

Disclosure of Invention

Therefore, the utility model provides an independent air duct heat dissipation fixing device for a servo driver, which mainly solves the technical problems that the heat dissipation performance of a fan is reduced and dust accumulation of a circuit board is caused by the fact that the servo driver in the prior art cannot completely isolate an air duct from the circuit board.

In order to achieve the above object, the present utility model provides the following technical solutions:

an independent air duct heat dissipation device for a servo driver comprises a shell component, a forced heat dissipation component and a power component; the forced radiating component comprises a bottom bracket; a radiator is arranged on the bottom support; the radiator comprises a base plate and a plurality of radiating fins arranged on the base plate; a heat dissipation air channel is formed among the base plate, the heat dissipation fins and the bottom support; a heat radiation fan is arranged on one side of the heat radiation fin, and the air flow direction of the heat radiation fan is consistent with the air flow direction of the heat radiation air duct; the substrate divides the servo driver into a first isolation space and a second isolation space which are mutually independent; the shell component and the power component are arranged in the first isolation space, and the forced heat dissipation component is arranged in the second isolation space; the power assembly is placed in the housing assembly and is wrapped by the housing assembly.

Preferably, the number of the heat dissipation fans is two.

Optionally, the heat dissipation fan is an axial flow fan.

Preferably, a fan bracket is arranged on the collet; the heat dissipation fan is arranged on the fan bracket.

Preferably, the fan bracket is in a shape of protruding in the middle of extending inwards at two ends.

The utility model has at least the following beneficial effects:

it sets up housing assembly, forced heat dissipation subassembly and power assembly. The substrate of the forced radiating component divides the driver into a first isolation space and a second isolation space which are independent of each other, the forced radiating component is located in the second isolation space, the radiator and the bottom support are placed up and down to form an approximately airtight front and back radiating air channel, the radiating fan is arranged at one end of the radiating air channel, and meanwhile, the bottom support is provided with an external fixing hole, so that the whole driver can be fixed. The utility model utilizes the structure of the radiator to manufacture an isolation space to separate the power component from the radiating air duct, has simple structure and low cost, and effectively solves the problems of no air duct radiating, complex air duct building and high cost and easy dust accumulation of a circuit board of the existing servo driver.

Therefore, the independent air duct heat dissipation device for the servo driver has the advantages of being simple in structure, low in cost, capable of preventing dust accumulation of a circuit board and the like.

Drawings

In order to more clearly illustrate the prior art and the present utility model, the drawings used in the description of the prior art and the embodiments of the present utility model will be briefly described. It will be apparent to those skilled in the art that the drawings in the following description are merely exemplary and that other drawings may be derived from the drawings provided without the inventive effort to those skilled in the art.

The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, for example, modifications, variations in proportions, or otherwise, used in the practice of the utility model, which are particularly adapted to specific environments without departing from the spirit and scope of the utility model.

FIG. 1 is an exploded view of the construction of an independent air duct heat sink for a servo drive of the present utility model;

FIG. 2 is a schematic diagram illustrating an assembly of a heat dissipation device for an independent air duct for a servo driver according to the present utility model;

FIG. 3 is a bottom view of a heat sink of an independent air duct heat sink for a servo drive according to the present utility model;

reference numerals illustrate:

10. a housing assembly; 20. a forced heat dissipation assembly; 201. a heat dissipation air duct; 202. a heat radiation fan; 203. a heat sink; 2031. a heat radiation fin; 2032. a substrate; 204. a bottom support; 205. a fan bracket; 30. a power assembly; 301. a power supply module unit; 302. a motor module unit; 40. a first isolation space; 50. and a second isolation space.

Detailed Description

The present application is further described in detail below with reference to the attached drawings.

In the description of the present application: unless otherwise indicated, the meaning of "a plurality" is two or more. The terms "first," "second," "third," and the like in this application are intended to distinguish between the referenced objects without a special meaning in terms of technical connotation (e.g., should not be construed as emphasis on degree or order of importance, etc.). The expressions "comprising", "including", "having", etc. also mean "not limited to" (certain units, components, materials, steps, etc.).

The terms such as "upper", "lower", "left", "right", "middle", and the like, as referred to in this application, are generally used for convenience in visual understanding with reference to the drawings, and are not intended to be an absolute limitation of the positional relationship in actual products. Such changes in relative positional relationship are considered to be within the scope of the present description without departing from the technical concepts disclosed herein.

The utility model relates to an independent air duct heat dissipation device for a servo driver, which is shown in fig. 1 to 3, and comprises a shell assembly 10, a forced heat dissipation assembly 20 and a power assembly 30. The power assembly 30 comprises a power module unit 301 and a number of motor module units 302; the power assembly 30 is placed inside the housing assembly 10 and is wrapped by the housing assembly 10; the substrate 2032 of the forced heat dissipation assembly 20 divides the entire driver into a first isolated space 40 and a second isolated space 50, the housing assembly 10 and the power assembly 30 are disposed within the first isolated space 40, and the forced heat dissipation assembly 20 is disposed within the second isolated space 50.

The second isolation space 50 is located below the first isolation space 40, and the first isolation space 40 and the second isolation space 50 are isolated into two independent cavities to separate the electric element from the heat dissipation air duct, so that dust or moisture is effectively prevented from entering the circuit board.

The forced radiating assembly 20 comprises a radiator 203, a radiating fan 202 and a base 204, wherein the radiator 203 and the base 204 are arranged up and down to form an approximately airtight front and rear radiating air duct 201, and the radiating fan 202 is arranged at one end of the radiating air duct 201.

The middle of the radiator 203 is formed into a concave cavity after side surface milling, and the heat radiation fan 202 is connected in the concave cavity of the radiator 203, so that the space in the radiator 203 can be fully utilized while the independence of the heat radiation air duct 201 is ensured, and the overlarge size of the servo driver is avoided.

The radiator 203 includes a plurality of heat dissipation fins 2031 parallel to each other, the heat dissipation fins 2031 are fixed on the base plate 2032, that is, the heat dissipation fins 2031 and the base plate 2032 are in an integrated structure, and the heat dissipation fins 2031 are opposite to the heat dissipation air duct 201.

Screw holes are formed in the bottom of a substrate 2032 in the cavity of the radiator 203, and for better heat dissipation effect, the number of the heat dissipation fans 202 is two, and after the heat dissipation fans 202 are connected together through the fan bracket 205, the heat dissipation fans are uniformly fixed on the side face of the base 204.

The heat dissipation fan 202 is an axial flow fan, and the air outlet direction of the heat dissipation fan 202 is opposite to the heat dissipation air duct 201.

The base 204 has four fixing holes at the top and bottom for mounting and fixing the servo driver of the present application.

To ensure that the heat dissipation fan 202 is fully air-guiding, the fan bracket 205 is provided with a structure with a convex middle and two inward-extending ends.

The foregoing has outlined and detailed description of the present application in terms of the general description and embodiments. It should be appreciated that numerous conventional modifications and further innovations may be made to these specific embodiments, based on the technical concepts of the present application; but such conventional modifications and further innovations may be made without departing from the technical spirit of the present application, and such conventional modifications and further innovations are also intended to fall within the scope of the claims of the present application.

Claims

1. An independent air duct heat dissipation device for a servo driver is characterized by comprising a shell assembly (10), a forced heat dissipation assembly (20) and a power assembly (30);

the forced heat dissipation assembly (20) comprises a shoe (204); a radiator (203) is arranged on the bottom support (204); the heat sink (203) comprises a substrate (2032) and a plurality of heat dissipation fins (2031) arranged on the substrate (2032); a heat dissipation air duct (201) is formed among the base plate (2032), the heat dissipation fins (2031) and the bottom support (204); a heat radiation fan (202) is arranged on one side of the heat radiation fin (2031), and the air flow direction of the heat radiation fan is consistent with the air flow direction of the heat radiation air duct (201);

the substrate (2032) divides the servo driver into a first isolation space (40) and a second isolation space (50) that are independent of each other;

the shell assembly (10) and the power assembly (30) are arranged in the first isolation space (40), and the forced radiating assembly (20) is arranged in the second isolation space (50);

the power assembly (30) is placed in the housing assembly (10) and is wrapped by the housing assembly (10).

2. The independent air duct heat dissipating device for a servo drive of claim 1, wherein said heat dissipating fans (202) are two.

3. A separate air duct heat sink for a servo drive according to claim 2, wherein the heat sink fan (202) is an axial flow fan.

4. A separate air duct heat sink for a servo drive according to any one of claims 1 to 3, wherein a fan bracket (205) is provided on the shoe (204); the heat radiation fan (202) is arranged on the fan bracket (205).

5. The independent air duct heat sink for a servo drive according to claim 4, wherein the fan bracket (205) has a convex shape with two ends extending inward and a middle.