CN217188531U - An anti-static high-efficiency filter - Google Patents

Abstract

The utility model discloses an anti-static high-efficiency filter, which relates to the technical field of filters, and specifically includes a filter body. The left and right sides of the filter body are respectively provided with an inlet port and an air outlet. The interior has: a rotating shaft; a fan, assembled on the rotating shaft; a filter element, located at the air inlet, used to filter the air when the fan sucks air into the filter body; a sliding frame, which is connected to the filter element. It is connected between and can reciprocate along the direction perpendicular to the filter element. When the filter body needs to be dedusted, the rotating shaft can be rotated, so that the original air suction port of the fan corresponding to the filter element becomes the air exhaust port of the fan, and the filter element is stretched, so that the aperture of the filter hole becomes larger. Therefore, under the action of the fan, the dust accumulated on the filter element can be effectively removed, and the possibility of static electricity generated by the filter body can be reduced.

Description

An anti-static high-efficiency filter

technical field

The utility model relates to the technical field of filters, in particular to an anti-static high-efficiency filter.

Background technique

High-efficiency filters are used to filter dust particles in the air, thereby improving and improving the air quality of the working environment. Therefore, in the fields of semiconductor, precision electronics, medicine, medical treatment, food, military machinery, metallurgy, light industry, printing and dyeing, coating and other fields, High-efficiency filters are necessary equipment to create a dust-free and sterile working environment. At present, high-efficiency filters generally use metal casings, and then spray paint or plastic on the outer surface of the metal casings, so that high-efficiency filters can achieve anti-corrosion and anti-static effects.

However, when the high-efficiency filter is working, dust particles will still enter the interior of the high-efficiency filter. If it is not cleaned in time, it will not only cause electrostatic reaction, reduce the anti-static effect, but also damage the filter screen after long-term use, further The service life of the high-efficiency filter is shortened.

Utility model content

The purpose of this utility model is to provide an anti-static high-efficiency filter, in order to solve the problem that when the high-efficiency filter is working, the dust particles will still enter the interior of the high-efficiency filter. If it is not cleaned in time, it is easy to cause static electricity. response question.

For realizing the above-mentioned purpose of the utility model, the utility model adopts the following technical solutions:

The utility model provides an anti-static high-efficiency filter, comprising a filter body, the left and right sides of the filter body are respectively provided with an inlet port and an air outlet, and the interior of the filter body has:

The rotating shaft is assembled at the middle position inside the filter body, and the connection with the filter body is rotatably connected through the bearing;

a fan, which is assembled on the rotating shaft, is used for sucking air into the interior of the filter body, and can rotate synchronously and coaxially with the rotating shaft;

The filter element is arranged at the air inlet, and is used to filter the air when the fan sucks the air into the filter body;

The sliding frame is connected with the filter element and can reciprocate along the direction perpendicular to the filter element.

Preferably, two cams are sleeved on the rotating shaft, and the two cams are symmetrically arranged at the upper and lower ends of the fan.

Preferably, annular grooves are formed on both of the two cams, and the annular grooves are opened along the direction of the outer edge of the cams, and a side surface of the sliding frame facing the cams is provided with a snap-fit column that is slidably matched with the annular grooves.

Preferably, a filter screen is also provided inside the filter body, and the filter screen is located on the side of the filter element facing the air inlet.

Preferably, a handle is provided on the side of the filter screen away from the filter element.

Preferably, the inner wall of the filter body is provided with sliding grooves at the upper and lower ends of the sliding frame, and a sliding block is slidably connected inside the sliding groove, and the bottom end of the sliding block is fixedly connected with the sliding frame.

Preferably, the cam is provided with a clamping ball, and the sliding frame is provided with a clamping groove matched with the clamping ball.

Preferably, the bottom of the rotating shaft extends to the bottom end of the filter body and is connected with a rotating disc.

Compared with the prior art, the above one or more technical solutions have the following beneficial effects:

When the filter body needs to be dust-removed, the rotating shaft can be rotated, so that the air suction port of the fan corresponding to the filter element becomes the exhaust port of the fan, and the filter element will be stretched to make the filter hole diameter larger. Under the action of the filter element, the dust accumulated on the filter element can be effectively removed, and the possibility of static electricity generated by the filter body can be reduced.

Description of drawings

The accompanying drawings, which constitute a part of the present invention, are used to provide further understanding of the present invention, and the schematic embodiments and descriptions of the present invention are used to explain the present invention, and do not constitute an improper limitation of the present invention.

Fig. 1 is one of the state schematic diagrams of the cam of the present invention;

Fig. 2 is another state schematic diagram of the cam of the present invention;

Fig. 3 is one of the state schematic diagrams of the filter element of the present invention;

Fig. 4 is another state schematic diagram of the filter element of the present invention;

Fig. 5 is the partial structure schematic diagram of the present utility model;

Fig. 6 is the structural representation of the fan of the present utility model;

7 is a schematic diagram of the connection structure of the cam and the sliding frame of the present invention;

Fig. 8 is the enlarged view of A place in Fig. 7;

9 is a schematic diagram of the connection structure of the clamping column and the sliding frame of the present invention;

10 is a schematic diagram of the connection structure between the fixed bracket and the filter body of the present invention;

In the picture:

1. Filter body; 2. Fan; 3. Shaft; 4. Cam; 5. Sliding frame; 6. Filter element; 7. Filter screen; 8. Handle; 9. Turntable; 10. Chute; 11. Slider; 12. Clamping ball; 13. Clamping slot; 14. Ring groove; 15. Clamping post.

Detailed ways

In order to make those skilled in the art better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only The embodiments are part of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the scope of protection of the present application.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", The orientation or positional relationship indicated by "vertical", "horizontal", "horizontal", "longitudinal", etc. is based on the orientation or positional relationship shown in the drawings. These terms are primarily used to better describe the present application and its embodiments, and are not intended to limit the fact that the indicated device, element, or component must have a particular orientation, or be constructed and operated in a particular orientation.

In addition, some of the above-mentioned terms may be used to express other meanings besides orientation or positional relationship. For example, the term "on" may also be used to express a certain attachment or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in the present application can be understood according to specific situations.

Furthermore, the terms "installed", "set up", "provided with", "connected", "connected", "socketed" should be construed broadly. For example, it may be a fixed connection, a detachable connection, or a unitary structure; it may be a mechanical connection, or an electrical connection; it may be directly connected, or indirectly connected through an intermediary, or between two devices, elements, or components. internal communication. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

Please refer to FIG. 1-FIG. 10, an anti-static high-efficiency filter, including a filter body 1, the left and right sides of the filter body 1 are respectively provided with an inlet and an air outlet, and the air inlet is installed outside the chamber to be filtered. , the air outlet is installed in the chamber to be filtered, so that the air discharged into the chamber will be filtered by the filter body 1, and the interior of the filter body 1 has:

The rotating shaft 3 is assembled at the middle position inside the filter body 1, and is connected with the filter body 1 through the bearing in rotation;

The fan 2 is assembled on the rotating shaft 3, and is used to inhale the air into the interior of the filter body 1, and can rotate synchronously and coaxially with the rotating shaft 3. In the initial state, the suction port of the fan 2 is aligned with the inlet of the filter body 1. tuyere;

The filter element 6, located at the air inlet, is used to filter the air when the fan 2 sucks air into the filter body 1;

The sliding frame 5 is connected with the filter element 6. The sliding frame 5 and the filter element can be bonded, and can reciprocate along the direction perpendicular to the working surface of the filter element 6. The material of the filter element 6 is polyester, which has high strength and The elastic recovery ability, which is used to make a filter element 6 of a certain thickness, can have a good effect of filtering air, and at the same time, when the sliding frame 5 moves, it can effectively drive the filter element 6 to stretch.

Please refer to Fig. 1-Fig. 4. Two cams 4 are sleeved on the rotating shaft 3, and the two cams 4 are symmetrically arranged on the upper and lower ends of the fan 2. When the rotating shaft 3 rotates, the two cams 4 will be connected with the rotating shaft. 3 Make synchronized rotations.

Please refer to FIG. 1-FIG. 4 and FIG. 7-FIG. 8. The two cams 4 are both provided with annular grooves 14, and the annular grooves 14 are opened along the direction of the outer edge of the cams 4, and the sliding frame 5 faces one side of the cams 4. There is a clamping post 15 which is slidably matched with the annular groove 14. When the rotating shaft 3 rotates, the cam 4 will also rotate synchronously. It can drive the clamping column 15 and the filter element 6 to reciprocate, thereby making the sliding frame 5 reciprocate;

When the filter body 1 needs to be dedusted, the rotating shaft 3 can be rotated, and the rotating shaft 3 drives the fan 2 to rotate, so that the suction port of the fan 2 corresponding to the filter element 6 becomes the exhaust port of the fan 2. At this time, the cam 4 also It will rotate with the rotation of the rotating shaft 3, and the rotation of the cam 4 can drive the sliding frame 5 to move in the direction of the fan 2, so that the sliding frame 5 drives the filter element 6 to stretch, so that the filter hole diameter of the stretched filter element 6 changes. Large (the filter element 6 is drawn into a cone shape, as shown in Figures 2 and 4), and at this time, the filter element 6 just corresponds to the air outlet of the fan 2, so under the action of the fan 2, it can effectively The dust accumulated on the filter element 6 is removed, and the possibility of static electricity generation in the filter body 1 is reduced.

Please refer to FIG. 1-FIG. 4, the filter body 1 is also provided with a filter screen 7, and the filter screen 7 is located on the side of the filter element 6 facing the air inlet, and the filter hole diameter of the filter screen 7 should be larger than the filter element 6. The hole diameter of the filter hole is to enable the filter screen 7 to filter the dust for the first time. A "Y"-shaped fixing bracket is arranged at the center of the filter screen 7, and the fixing bracket is connected to the filter body 1. Please refer to Figure 10 for details. The bracket is connected to the filter element 6, and the connection method can be a high-strength wire braided to connect the center of the fixed bracket and the center of the filter element 6, so that the center of the filter element 6 is always fixed.

Please refer to FIG. 1-FIG. 4, the handle 8 is provided on the side of the filter screen 7 away from the filter element 6, and the connection between the filter screen 7 and the inner wall of the filter body 1 should belong to the common detachable connection method in the prior art, For example, snap connection or bolt connection, when the filter screen 7 needs to be disassembled, the handle 8 can be disassembled to prevent the filter screen 7 from being too dirty and inconvenient to take.

Please refer to FIG. 1 and FIG. 2 , the inner wall of the filter body 1 is provided with sliding grooves 10 at the upper and lower ends of the sliding frame 5 , and the sliding groove 10 is slidably connected with a sliding block 11 , and the bottom of the sliding block 11 is slidably connected. The end is fixedly connected with the sliding frame 5, and the slider 11 can slide inside the chute 10, so that the relative sliding between the two sliding frames 5 is more stable, and the use effect is better. It can be detachably connected by means of bolts, which is convenient for later maintenance and replacement, and has better practicability.

Please refer to FIG. 7 and FIG. 8 , the outer edge of the cam 4 is provided with a clamping ball 12 at the nearest end from the center, and the sliding frame 5 is provided with a clamping groove 13 matched with the clamping ball 12. The material of the clamping ball 12 can be It is made of elastic and wear-resistant rubber material. Therefore, when the cam 4 rotates, the clamping ball 12 can be inserted into the interior of the clamping slot 13, which is convenient for the relative stability between the cam 4 and the sliding frame 5, and also gives the user a "feedback". , so that the user can know when the filter element 6 is in a normal state and when the filter element 6 is in a state of being stretched to the maximum extent.

Please refer to FIG. 1 , the bottom of the rotating shaft 3 extends to the bottom end of the filter body 1 and is connected with a rotating plate 9 . The rotating plate 9 is coaxial with the rotating shaft 3 , and the rotating rotating plate 9 is used to drive the rotating shaft 3 to rotate. The anti-slip texture is provided, which is convenient for the user to hold, and when the rotating shaft 3 rotates, the fan 2 can be driven to rotate, which is convenient for changing the direction of the air suction port of the fan 2 .

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (8)

1. The utility model provides an anti-static high efficiency filter, includes filter body (1), its characterized in that, the left and right sides of filter body (1) is provided with inlet port and air outlet respectively, the inside of filter body (1) has:

the rotating shaft (3) is assembled in the middle position inside the filter body (1) and is rotatably connected with the connecting part of the filter body (1) through a bearing;

the fan (2) is assembled on the rotating shaft (3), is used for sucking air into the filter body (1), and can synchronously and coaxially rotate with the rotating shaft (3);

the filter element (6) is arranged at the air inlet and is used for filtering air when the fan (2) sucks the air into the filter body (1);

and the sliding frame (5) is connected with the filter element (6) and can reciprocate along the direction vertical to the working surface of the filter element (6).

2. The anti-static high efficiency filter according to claim 1, wherein: two cams (4) are sleeved on the rotating shaft (3), and the two cams (4) are symmetrically arranged at the upper end and the lower end of the fan (2).

3. The anti-static high efficiency filter according to claim 2, wherein: two all seted up ring channel (14) on cam (4), and ring channel (14) are followed cam (4) are seted up along the direction outward, be provided with on the side of sliding frame (5) towards cam (4) with ring channel (14) sliding fit's joint post (15).

4. The high efficiency filter of claim 1, wherein: the filter is characterized in that a filter screen (7) is further arranged inside the filter body (1), and the filter screen (7) is located on one side, facing the air inlet, of the filter element (6).

5. The high efficiency filter of claim 4, wherein: one side of the filter screen (7) far away from the filter element (6) is provided with a handle (8).

6. The anti-static high efficiency filter according to claim 1, wherein: the filter body (1) inner wall is located the position department at both ends about sliding frame (5) and has all seted up spout (10), and the inside sliding connection of spout (10) has slider (11), the bottom and sliding frame (5) fixed connection of slider (11).

7. The anti-static high efficiency filter according to claim 3, wherein: the cam (4) is provided with a clamping ball (12), and the sliding frame (5) is provided with a clamping groove (13) matched with the clamping ball (12).

8. The anti-static high efficiency filter according to claim 1, wherein: the bottom of the rotating shaft (3) extends to the bottom end of the filter body (1) and is connected with a turntable (9).

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