CN211240503U

CN211240503U - Waterproof, dustproof, breathable and anti-condensation device for electric actuator

Info

Publication number: CN211240503U
Application number: CN201920883514.4U
Authority: CN
Inventors: 张恩平; 韩永波
Original assignee: Wuhan Huayi Technology Co ltd
Current assignee: Wuhan Huayi Technology Co ltd
Priority date: 2019-06-13
Filing date: 2019-06-13
Publication date: 2020-08-11
Anticipated expiration: 2029-06-13

Abstract

The utility model discloses an electric actuator is with waterproof dustproof ventilative antisweat device, including electric actuator, waterproof dustproof ventilative antisweat device, actuator housing outer wall, a pedestal, first sealing washer, waterproof dustproof ventilated membrane, second sealing washer and end cover, the last waterproof dustproof ventilative antisweat device that prevents that is equipped with of electric actuator, waterproof dustproof ventilative antisweat device includes the base, the base passes through the screw coupling and installs on actuator housing outer wall, base and actuator housing outer wall are sealed through first sealing washer, install waterproof dustproof ventilated membrane on the base, the waterproof dustproof ventilated membrane outside is equipped with the end cover, the end cover is equipped with the second sealing washer with the hookup department of base. The waterproof dustproof breathable film is arranged, the damp and hot gas inside the electric actuating mechanism is discharged by utilizing the property of the waterproof dustproof breathable film, meanwhile, water, dust and the like outside the electric actuating mechanism cannot enter the electric actuating mechanism, and the service life of internal electronic elements is prolonged.

Description

Waterproof, dustproof, breathable and anti-condensation device for electric actuator

Technical Field

The utility model relates to a waterproof dustproof ventilative antisweat device especially relates to an electric actuator is with waterproof dustproof ventilative antisweat device.

Background

When the electric actuating mechanism is installed on site, due to the fact that a cover needs to be opened for debugging, in some environments with high humidity, on-site humid air inevitably enters the inside of the electric actuating mechanism.

When the electric actuator works, due to internal heat generation, the temperature is higher than the ambient environment, condensation water drops are generated in the actuator, and the service life of an electric (electronic) element is seriously influenced by the condensation water after a long time.

SUMMERY OF THE UTILITY MODEL

In order to overcome the not enough of prior art, the utility model provides an electric actuator is with waterproof dustproof ventilative antisweat device, in the great environment of some humidity, inside on-the-spot humid air will inevitably get into electric actuator, when electric actuator during operation, because inside generate heat and the temperature is higher than the surrounding environment, will produce dewfall (condensation) drop inside actuator, the problem of the life of this kind of dewfall (condensation) water will seriously influence electric (electron) component has been prolonged for a long time.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model provides a waterproof, dustproof, breathable and anti-condensation device for an electric actuator, which comprises an electric actuator, a waterproof, dustproof, breathable and anti-condensation device, an outer wall of an actuator shell, a base, a first sealing ring, a waterproof, dustproof and breathable film, a second sealing ring and an end cover, the electric actuating mechanism is provided with a waterproof dustproof breathable anti-condensation device which comprises a base, the base is connected and installed on the outer wall of the actuating mechanism shell through threads, the base and the outer wall of the actuating mechanism shell are sealed through a first sealing ring, the base is provided with a waterproof and dustproof breathable film, the outer side of the waterproof and dustproof breathable film is provided with an end cover, the waterproof dustproof breathable film is arranged on the base through an end cover, the end cover is in interference fit press-fitting connection with the base, and a second sealing ring is arranged at the connection position of the end cover and the base.

As a preferred technical scheme of the utility model, the nature of waterproof dustproof ventilated membrane is, make inside damp and hot air can discharge outside, but outside water, dirt can not get into the built-in.

As the utility model discloses a preferred technical scheme, the whole type structure that is of base, just the inside through-hole of base also is type structure of protruding, base outside through-hole is greater than inboard through-hole.

As an optimized technical scheme of the utility model, the inner of end cover is identical with the outside through-hole of base.

As an optimized technical scheme of the utility model, one side of end cover is equipped with the air vent.

Compared with the prior art, the utility model discloses the beneficial effect that can reach is:

the utility model discloses simple structure, be convenient for install, be equipped with waterproof dustproof ventilated membrane on the base, utilize the nature of waterproof dustproof ventilated membrane, the inside humid hot gas of discharge electric actuator, simultaneously the outer water of electric actuator, inside dirt etc. can not get into electric actuator, the life of inside electronic component has been improved, be equipped with first sealing washer in base and actuator shell outer wall hookup department simultaneously, be equipped with the second sealing washer in the hookup department of end cover and base, through the setting of sealing washer, prevent that outside water from getting into inside the electric actuator from the gap of hookup department, influence inside electronic component's life.

Drawings

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

FIG. 2 is a schematic structural view of the waterproof, dustproof, air-permeable and anti-dewing device of the present invention;

wherein: 1. an electric actuator; 2. a waterproof, dustproof, breathable and anti-condensation device; 3. the outer wall of the actuating mechanism shell; 4. a base; 5. a first seal ring; 6. a waterproof dustproof breathable film; 7. a second seal ring; 8. and (4) end covers.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1-2, the utility model provides a waterproof, dustproof, air-permeable and anti-condensation device for an electric actuator, which comprises an electric actuator 1, a waterproof, dustproof, air-permeable and anti-condensation device 2, an actuator shell outer wall 3, a base 4, a first sealing ring 5, a waterproof, dustproof, air-permeable film 6, a second sealing ring 7 and an end cover 8, wherein the waterproof, dustproof, air-permeable and anti-condensation device 2 is arranged on the electric actuator 1, the waterproof, dustproof, air-permeable and anti-condensation device 2 comprises a base 4, the base 4 is arranged on the actuator shell outer wall 3 through screw connection, the base 4 and the actuator shell outer wall 3 are sealed through the first sealing ring 5, the waterproof, dustproof, air-permeable film 6 is arranged on the base 4, the end cover 8 is arranged on the base 4 through the end cover 8, the end cover 8 is in interference fit, and a second sealing ring 7 is arranged at the joint of the end cover 8 and the base 4.

The waterproof and dustproof breathable film 6 has the property that the moist and hot air inside can be exhausted out of the machine, but the water and dust outside the machine cannot enter the machine. The whole base 4 is of a convex structure, the inner through hole of the base 4 is also of a convex structure, and the outer through hole of the base 4 is larger than the inner through hole. The inner end of the end cover 8 is matched with the outer side through hole of the base 4. And one side of the end cover 8 is provided with a vent hole.

The specific working principle is as follows: the base 4 is connected and installed on the outer wall 3 of the shell of the actuating mechanism through screw threads, a first sealing ring 5 is arranged between the base 4 and the outer wall 3 of the shell of the actuating mechanism, the connection structure between the base 4 and the outer wall 3 of the shell of the actuating mechanism is sealed through the first sealing ring 5, a waterproof and dustproof breathable film 6 is installed on a through hole in the base 4, an end cover 8 is installed on the base 4, the waterproof and dustproof breathable film 6 is fixedly installed on the base 4 through the end cover 8, a second sealing ring 7 is arranged at the connection part between the end cover 8 and the base 4, the connection part between the end cover 8 and the base 4 is sealed through the second sealing ring 7, when the electric actuating mechanism 1 works and generates heat, because the temperature is high, the pressure of the inside humid and hot air is larger than the pressure of the outside air, and the inside humid and hot air is discharged out of the executing mechanism through the, thereby preventing the electric actuator 1 from generating the condensation phenomenon; meanwhile, due to the property of the waterproof dustproof breathable film 6, the inside damp and hot air can be discharged out of the machine, but water and dust and the like outside the machine can not enter the machine through the waterproof dustproof breathable film 6.

The utility model discloses the beneficial effect that can reach is: the utility model discloses simple structure, be convenient for install, be equipped with waterproof dustproof ventilated membrane on the base, utilize the nature of waterproof dustproof ventilated membrane, the inside humid hot gas of discharge electric actuator, simultaneously the outer water of electric actuator, inside dirt etc. can not get into electric actuator, prevent water, dirt etc. get into the life that influences inside electronic component, be equipped with first sealing washer in base and actuator casing outer wall hookup department simultaneously, be equipped with the second sealing washer in the hookup department of end cover and base, setting through the sealing washer, prevent that outside water from getting into inside the electric actuator from the gap of hookup department, influence inside electronic component's life.

The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.

Claims

1. A waterproof, dustproof, breathable and anti-condensation device for an electric actuator comprises an electric actuator (1), a waterproof, dustproof, breathable and anti-condensation device (2), an actuator shell outer wall (3), a base (4), a first sealing ring (5), a waterproof, dustproof, breathable film (6), a second sealing ring (7) and an end cover (8), and is characterized in that the waterproof, dustproof, breathable and anti-condensation device (2) is arranged on the electric actuator (1), the waterproof, dustproof, breathable and anti-condensation device (2) comprises the base (4), the base (4) is installed on the actuator shell outer wall (3) through threaded connection, the base (4) and the actuator shell outer wall (3) are sealed through the first sealing ring (5), the waterproof, dustproof, breathable film (6) is installed on the base (4), and the end cover (8) is arranged outside the waterproof, dustproof, breathable and anti-condensation device (6), waterproof dustproof ventilated membrane (6) are installed on base (4) through end cover (8), end cover (8) and base (4) are interference fit pressure equipment hookup, the hookup department of end cover (8) and base (4) is equipped with second sealing washer (7).

2. The waterproof, dustproof, air-permeable and dew condensation preventing device for the electric actuator according to claim 1, wherein the waterproof, dustproof and air-permeable membrane (6) allows only moist and hot air inside to be discharged outside the machine, but water and dust outside the machine cannot enter the machine.

3. The waterproof, dustproof, air-permeable and anti-condensation device for the electric actuator according to claim 1, wherein the base (4) is of a convex structure as a whole, the inner through hole of the base (4) is of a convex structure, and the outer through hole of the base (4) is larger than the inner through hole.

4. The waterproof, dustproof, air-permeable and anti-condensation device for the electric actuator according to claim 1, wherein the inner end of the end cover (8) is matched with the outer side through hole of the base (4).

5. The waterproof, dustproof, air-permeable and dewing-proof device for the electric actuator as claimed in claim 1, wherein a vent hole is formed at one side of the end cover (8).