CN207412970U

CN207412970U - Exhaust-air filter

Info

Publication number: CN207412970U
Application number: CN201721174320.4U
Authority: CN
Inventors: 张述成; 李丽; 阳峥峰; 侯慧
Original assignee: HUNAN MINGDING TECHNOLOGY Co Ltd
Current assignee: HUNAN MINGDING TECHNOLOGY Co Ltd
Priority date: 2017-09-14
Filing date: 2017-09-14
Publication date: 2018-05-29
Anticipated expiration: 2027-09-14

Abstract

The utility model discloses exhaust-air filter, the fixed seat at the port including the air outlet for being fixedly mounted on high-tension apparatus, exhaust fan and filtration in the fixed seat and the protective cover mounted on the fixed seat upper end；Wherein, the internal cavities of the protective cover are in communication with the outside by connected entrance, and the waterproof construction being splashed into the protective cover equipped with rainwater；The exhaust-air filter is equipped with filtration, protective cover and waterproof construction, so as to as far as possible extraneous rainwater or impurity be avoided to enter by the exhaust-air filter in the high-voltage equipment box, if rain or impurity enter, then the filtration can be filtered it, rainwater can be discharged from unloading at head piece, and then the component in high-voltage equipment box is avoided to make moist or be damaged, ensure aridity and clean degree in the high-voltage equipment box.

Description

Exhaust-air filter

Technical field

The utility model is related to a kind of air inlet structures, specifically, are related to a kind of air draft suitable for high-voltage equipment box Filter.

Background technology

In high temperature environments, the temperature in high-tension apparatus is generally all higher, and internal temperature is excessively high in order to prevent, ensures high The normal operation of each component in equipment is pressed, it is necessary to cool down to high-tension apparatus, while can also be by the electricity in high-voltage equipment box It is discharged from air.In the prior art, mostly directly blown respectively using breeze fan, exhaust fan, air draft；But The exhaust outlet of exhaust fan is easily splashed into rainwater or other impurities etc., once these enter in high-tension apparatus, can be to high-tension apparatus Generate certain damage.

Therefore, a kind of exhaust-air filter that can prevent extraneous rainwater or impurity from entering now is provided.

Utility model content

For this purpose, the exhaust outlet the technical problem to be solved by the utility model is to exhaust fan of the prior art easily splashes Enter rainwater or other impurities etc., once these enter in high-tension apparatus, and certain damage can be generated to high-tension apparatus；And then it provides A kind of exhaust-air filter that can prevent extraneous rainwater or impurity from entering.

In order to solve the above technical problems, the exhaust-air filter of the utility model, including being fixedly mounted on high-tension apparatus Fixed seat at the port of air outlet, exhaust fan and filtration in the fixed seat and mounted on described The protective cover of fixed seat upper end；Wherein, the internal cavities of the protective cover are in communication with the outside by connected entrance, and the protective cover The interior waterproof construction being splashed into equipped with rainwater.

The fixed seat is set to the fixed shell with upper and lower opening, the protective cover include three side plates and with three institutes The top plate that the upper end of side plate is fixedly connected is stated, three side plates are interconnected to form U-typed structure；Wherein, it is described solid The upper end of fixed shell is equipped with the first flange connector of circumferentially extending, and the lower end of three side plates is equipped with the second of circumferentially extending and connects Connect flange, first flange connector and second flange connector are under the action of connection structure by the fixed shell and institute Protective cover is stated to link into an integrated entity.

The connection structure includes at least two groups of connection components, and the connection component is convex including being molded over first connection The first threaded hole on edge, the second threaded hole being molded on second flange connector and through first threaded hole The connecting screw for being fixedly connected with first flange connector with second flange connector with second threaded hole.

The waterproof construction includes the blinds water repellent component being tiltedly mounted in the protective cover.

The waterproof construction includes the waterproof net being tiltedly mounted in the protective cover.

It further includes and is fixedly mounted on the in vivo drying structure of the set casing.

The exhaust fan, the filtration and the dry knot are sequentially installed in the fixed shell from the bottom up Structure.

The filtration includes several filter screens being fixedly mounted in the fixed seat.

The drying structure is set to dryer basket.

The waterproof net is detachably arranged in the protective cover.

The above-mentioned technical proposal of the utility model has the following advantages compared with prior art；

In the utility model, which is equipped with filtration, protective cover and waterproof construction, so as to keep away as far as possible Exempt from extraneous rainwater or impurity by the exhaust-air filter to enter in the high-voltage equipment box, if rain or impurity enter, The filtration can be filtered it, and rainwater can be discharged from unloading at head piece, and then avoid the component in high-voltage equipment box It makes moist or is damaged, ensure aridity and clean degree in the high-voltage equipment box.

Description of the drawings

In order to which the content for making the utility model is more likely to be clearly understood, below according to the specific implementation of the utility model Example and with reference to attached drawing, is described in further detail the utility model, wherein

Fig. 1 is the cross-sectional view of exhaust-air filter described in the utility model；

Fig. 2 is the Longitudinal cross section schematic of exhaust-air filter described in the utility model；

Fig. 3 is exhaust-air filter top view described in the utility model；

Fig. 4 is waterproof construction schematic diagram described in the utility model；

Reference numeral is expressed as in figure：1- fixed seats；2- exhaust fans；3- drying structures；4- filtrations；5- is protected Cover；The first flange connectors of 6-；7- connecting screws；8- waterproof constructions；9- connected entrances.

Specific embodiment

Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be appreciated that herein Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.

As shown in Figure 1,2 and 3, the exhaust-air filter of the present embodiment, the air outlet including being fixedly mounted on high-tension apparatus Port at fixed seat 1, exhaust fan 2 in the fixed seat 1 and filtration 4 and mounted on described solid The protective cover 5 of 1 upper end of reservation；Wherein, the internal cavities of the protective cover 5 are in communication with the outside by connected entrance 9, and described anti- The waterproof construction 8 being splashed into shield 5 equipped with rainwater.

In the present embodiment, the internal cavities of the protective cover 5 are connected by connected entrance 9 with the external world, and install the air draft During filter, select 9 installation position directed downwardly of connected entrance that the air intake filter is installed, so as to play the protection to greatest extent The protective action of cover 5 prevents extraneous rainwater or impurity directly into being advanced into the exhaust-air filter.

Specifically, which is equipped with filtration 4, protective cover 5 and waterproof construction 8, outer so as to avoid as far as possible The rainwater or impurity on boundary are entered by the exhaust-air filter in the high-voltage equipment box, described if rain or impurity enter Filtration 4 can be filtered it, and rainwater can be discharged from unloading at head piece, and then the component in high-voltage equipment box is avoided to make moist Or it is impaired, ensure the aridity and clean degree in the high-voltage equipment box.

In the present embodiment, the fixed seat 1 is set to the fixed shell with upper and lower opening, and the protective cover 5 includes bag The top plate for including three side plates and being fixedly connected with the upper end of three side plates, three side plates are interconnected to form U-typed structure；Wherein, the upper end of the fixed shell is equipped with the first flange connector 6 of circumferentially extending, under three side plates Second flange connector of the end equipped with circumferentially extending, first flange connector 6 and second flange connector are in connection structure The fixed shell and the protective cover 5 are linked into an integrated entity under effect.

Specifically, the connection structure includes at least two groups of connection components, and the connection component includes being molded over described the The first threaded hole on one flange connector 6, the second threaded hole being molded on second flange connector and through described The connection spiral shell that first flange connector 6 is fixedly connected by one threaded hole with second threaded hole with second flange connector Bar 7.As preferred embodiment, the connection component is set to six groups and sets in pairs, that is to say, that each side One side corresponding to plate sets connection component described in two groups.

Specifically, the waterproof construction 8 includes the blinds water repellent component being tiltedly mounted in the protective cover 5, alternatively, The waterproof construction 8 includes the waterproof net being tiltedly mounted in the protective cover 5；So as to prevent extraneous rainwater or impurity float into The exhaust-air filter；Wherein, the waterproof net is detachably arranged in the protective cover 5, consequently facilitating dismounting and cleaning.

When the waterproof construction is set to the waterproof net, the waterproof net includes splash guard and strainer.Wherein, it is described anti- Water plate is bent into trapezoidal, and area of passage is met at ventilation opening；The strainer uses high filtering precision, prevents from being more than diameter 0.1mm Solid foreign object intrusion；As shown in Fig. 4, waterproof net structure design is detachably arranged in described similar to stormproof louvre window construction In protective cover 5.

On the basis of above-described embodiment, the present embodiment, which further includes, is fixedly mounted on the in vivo drying structure of the set casing 3.As preferred embodiment, the drying structure 3 is set to dryer basket.The drying structure 3 is to the high-tension apparatus Gas in case is dried, and ensures its internal drying property.

Further, it is preferable to the filtration 4 includes several filter screens being fixedly mounted in the fixed seat 1.

Meanwhile the exhaust fan 2, the mistake are sequentially installed with from the bottom up in the preferably described fixed shell of the present embodiment Filter structure 4 and the drying structure 3.

Obviously, the above embodiments are merely examples for clarifying the description, and is not intended to limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And the obvious variation thus extended out or Among changing still in the protection domain of the invention.

Claims

1. exhaust-air filter, it is characterised in that：It includes the fixed seat at the port for the air outlet for being fixedly mounted on high-tension apparatus (1), the exhaust fan (2) in the fixed seat (1) and filtration (4) and in the fixed seat (1) The protective cover (5) at end；Wherein, the internal cavities of the protective cover (5) are in communication with the outside by connected entrance (9), and the protection The waterproof construction (8) being splashed into cover (5) equipped with rainwater.

2. exhaust-air filter according to claim 1, it is characterised in that：The fixed seat (1) is set to upper and lower opening Fixed shell, the protective cover (5) includes three side plates and a top plate being fixedly connected with the upper end of three side plates, Three side plates are interconnected to form U-typed structure；Wherein, the upper end of the fixed shell is equipped with the first of circumferentially extending and connects Connect flange (6), the lower end of three side plates is equipped with the second flange connector of circumferentially extending, first flange connector (6) and Second flange connector links into an integrated entity the fixed shell and the protective cover (5) under the action of connection structure.

3. exhaust-air filter according to claim 2, it is characterised in that：The connection structure includes at least two groups of connection groups Part, the connection component include the first threaded hole being molded on first flange connector (6), are molded over second connection The second threaded hole on flange and through first threaded hole and second threaded hole by first flange connector (6) connecting screw (7) being fixedly connected with second flange connector.

4. exhaust-air filter according to claim 2, it is characterised in that：The waterproof construction (8) includes being tiltedly mounted on Blinds water repellent component in the protective cover (5).

5. exhaust-air filter according to claim 2, it is characterised in that：The waterproof construction (8) includes being tiltedly mounted on Waterproof net in the protective cover (5).

6. exhaust-air filter according to claim 2, it is characterised in that：It further includes and is fixedly mounted in the fixed shell Drying structure (3).

7. exhaust-air filter according to claim 6, it is characterised in that：It is installed successively from the bottom up in the fixed shell There are the exhaust fan (2), the filtration (4) and the drying structure (3).

8. exhaust-air filter according to claim 1, it is characterised in that：The filtration (4) includes being fixedly mounted on Several filter screens on the fixed seat (1).

9. exhaust-air filter according to claim 6, it is characterised in that：The drying structure (3) is set to dryer basket.

10. exhaust-air filter according to claim 5, it is characterised in that：The waterproof net is detachably arranged in described In protective cover (5).