CN212987535U

CN212987535U - Filter screen positioning structure and air purification device

Info

Publication number: CN212987535U
Application number: CN202021842830.6U
Authority: CN
Inventors: 岳仁亮; 王彬彬; 李佟; 陈明旺; 齐丛亮; 张华文; 吴傲立
Original assignee: Jiangsu Zhongke Ruisai Pollution Control Engineering Co ltd
Current assignee: Jiangsu Zhongke Ruisai Pollution Control Engineering Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-04-16
Anticipated expiration: 2030-08-28

Abstract

The utility model relates to a filter screen installation technical field specifically discloses a filter screen location structure and air purification device. The utility model provides a filter screen location structure includes frame, filter screen spare and sealing member. The frame includes the slide rail of two relative settings, is provided with the location arch on the slide rail. The filter screen piece sets up in the frame with the pull, and the filter screen piece is provided with the constant head tank including being used for filterable air filter and setting up in air filter both sides and with slide rail sliding connection's curb plate on the curb plate, location arch peg graft in the constant head tank. The sealing element is arranged on the filter screen element and is used for filling a gap between the frame and the filter screen element arranged opposite to the frame. The air purification device comprises a filter screen positioning structure. The utility model provides a filter screen location structure can accomplish the dismouting of filter screen spare fast, has not only improved the efficiency of dismouting, has avoidd and has leaded to the condition that the filter effect descends because of installation error, has also improved the leakproofness of structure simultaneously.

Description

Filter screen positioning structure and air purification device

Technical Field

The utility model relates to a filter screen installation technical field especially relates to a filter screen location structure and air purification device.

Background

The air filter screen installed on devices such as air purifier, new fan at present need wash or change in order to ensure filtration efficiency after using a period, satisfies the purification requirement.

Nowadays, the air filter screen is mounted on the frame by adopting a mode of directly positioning by a buckle or a screw.

The direct positioning method causes the assembly and disassembly processes to be complicated and inconvenient, the filter screen piece is usually fixedly connected by bolts and buckles at present, and the filter screen piece can shake relative to the frame due to loose connection arrangement; too tight can damage the screen member, further resulting in a loss of sealing of the screen retaining structure. The potential safety hazard is brought while the air filtering effect is reduced. And the existing device has insufficient sealing performance and poor air filtering effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter screen location structure and air purification device to solve the loaded down with trivial details and not enough problem of leakproofness of air filter screen dismouting.

To achieve the purpose, the utility model adopts the following technical proposal:

a filter screen positioning structure comprises a frame, a filter screen piece and a sealing piece. The frame includes the slide rail of two relative settings, be provided with the location arch on the slide rail. The screen part is arranged on the rack in a drawing mode and comprises an air filter screen for filtering and side plates which are arranged on two sides of the air filter screen and are in sliding connection with the sliding rails, positioning grooves are formed in the side plates, and positioning protrusions are inserted into the positioning grooves. The sealing element is arranged on the filter screen element and used for filling a gap between the frame and the filter screen element arranged opposite to the frame.

Wherein the side panels comprise a first side panel and a second side panel; the positioning groove comprises a first groove arranged at one end of the first side plate, and the positioning protrusion comprises a first protrusion arranged on the slide rail and capable of being inserted into the first groove.

Furthermore, the positioning groove further comprises a second groove opposite to the first groove and arranged on the second side plate, and the positioning protrusion further comprises a second protrusion arranged on the slide rail and capable of being inserted into the second groove.

Preferably, a third groove which has the same structure as the second groove and is symmetrical relative to the center of the filter screen element is arranged on the first side plate; and a fourth groove which has the same structure as the first groove and is symmetrical relative to the center of the filter screen piece is arranged on the second side plate.

Preferably, the rack further comprises a bottom plate, and the bottom plate is connected with one ends, close to the positioning protrusions, of the two slide rails.

Preferably, the first slot comprises an arc-shaped slot and two triangular slots positioned at two sides of the arc-shaped slot; the first bulges comprise arc bulges which can be inserted into the arc-shaped grooves and two triangular bulges which are positioned at two sides of the arc bulges and can be inserted into the two triangular grooves.

Preferably, the second groove comprises a rectangular groove and two double-inclined-plane grooves positioned at two sides of the rectangular groove; the second protrusion comprises a rectangular protrusion capable of being inserted into the rectangular groove and two double-inclined-plane protrusions which are positioned on two sides of the rectangular protrusion and capable of being inserted into the two double-inclined-plane grooves.

Preferably, the frame can superpose and set up a plurality of filter screen spare, every filter screen spare all with slide rail sliding connection.

Preferably, protruding movable mounting in of location in on the slide rail and be connected with the cylinder, filter screen location structure still includes the operating element, operating element communication connection the cylinder, the operating element enables the cylinder drive the protruding extension/withdrawal of location.

An air purification device, air purification device includes foretell filter screen location structure.

The utility model has the advantages that:

the filter screen piece sets up on the assigned position of frame with the pull for operating personnel can accomplish the change and the dismouting operation of filter screen piece fast, and the setting up of sealing member has guaranteed location structure's leakproofness, has improved the filter effect. The installation mode of a buckle or a bolt in the prior art is replaced by the mode of matching the positioning protrusion with the positioning groove, and the air filter screen cannot shake.

Drawings

Fig. 1 is an exploded view of a first view angle of a screen positioning structure according to an embodiment of the present invention;

fig. 2 is an exploded view of a second view angle of a screen positioning structure according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a first groove according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a first protrusion according to a first embodiment of the present invention;

fig. 5 is an exploded view of a positioning structure of a filter screen according to a second embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second groove provided in the second embodiment of the present invention;

fig. 7 is a schematic structural view of a second protrusion provided in the second embodiment of the present invention;

fig. 8 is an exploded view of a positioning structure of a filter screen according to a third embodiment of the present invention.

In the figure:

1. a screen member; 11. a first side plate; 111. a first groove; 1111. an arc-shaped slot; 1112. a triangular groove; 112. a third groove; 12. a second side plate; 121. a second groove; 1211. a rectangular groove; 1212. a double-bevel groove; 122. a fourth groove; 13. an air screen; 2. a frame; 21. a slide rail; 211. a first protrusion; 2111. an arc-shaped bulge; 2112. a triangular protrusion; 212. a second protrusion; 2121. a rectangular protrusion; 2122. a double-bevel bulge; 213. positioning holes; 214. an inner slide rail; 215. an outer slide rail; 22. a base plate; 3. a seal member; 4. and (4) screws.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Example one

The embodiment provides an air purification device, which comprises a filter screen positioning structure.

As shown in fig. 1 and 2, the screen positioning structure includes a screen member 1, a frame 2, and a sealing member 3. The frame 2 comprises two opposite slide rails 21, and the slide rails 21 are provided with positioning protrusions. But filter screen spare 1 sets up in frame 2 with the pull, and filter screen spare 1 is provided with the constant head tank including being used for filterable air filter 13 with set up in air filter 13 both sides and with slide rail 21 sliding connection's curb plate on the curb plate, and the location is protruding to be pegged graft in the constant head tank. The sealing element 3 is arranged on the screen element 1 for filling the gap between the frame 2 and the screen element 1 arranged opposite thereto. Filter screen spare 1 sets up on the assigned position of frame 2 with the pull for operating personnel can accomplish filter screen spare 1's change fast and dismouting operation, and location structure's leakproofness has been guaranteed in setting up of sealing member 3, has improved the filter effect. The installation mode of a buckle or a bolt in the prior art is replaced by the mode of matching the positioning protrusion with the positioning groove, and the air filter screen 13 cannot shake. The cooperation of the positioning protrusion and the positioning groove enables the filter screen element 1 to be accurately inserted into the frame 2, so that the sealing performance of the filter screen positioning structure is guaranteed, and meanwhile, the situation that the filter screen element 1 is damaged due to installation operation of a buckle or a bolt is avoided.

Preferably, the material of the sealing member 3 is sponge. The sponge cost is lower, be rich in ductility and sealed effectual.

Preferably, a plurality of filter elements 1 can be stacked on the frame 2, and each filter element 1 is slidably connected with the slide rail 21. The design of filtering through the filter screen member 1 for many times can ensure that the filtering effect of the air purifying device is better.

In the present embodiment, the side panels include a first side panel 11 and a second side panel 12. The positioning groove includes a first groove 111 disposed at one end of the first side plate 11, and the positioning protrusion further includes a second protrusion 212 disposed on the slide rail 21 and capable of being inserted into the second groove 121. The arrangement of the first groove 111 and the first protrusion 211 limits the relative movement range of the first side plate 11 and the slide rail 21, so that the specified position of the filter screen element 1 which can be installed on the frame 2 is ensured, and the filter screen element 1 cannot shake.

Further, the positioning groove further includes a second groove 121 disposed on the second side plate 12 opposite to the first groove 111, and the positioning protrusion includes a second protrusion 212 disposed on the slide rail 21 opposite to the second groove 121. The arrangement of the second groove 121 and the second protrusion 212 enables the frame 2 to be stressed uniformly, prolongs the service life of the positioning protrusion, and avoids the situation that the sealing performance of the structure is poor due to the deviation of the installation position.

The slide rail 21 includes an inner slide rail 214 and an outer slide rail 215 connected to the inner slide rail 214, the inner slide rail 214 is provided with a positioning hole 213, and the screw 4 penetrates through the positioning hole 213 to be in threaded connection with the first protrusion 211 or the second protrusion 212.

As shown in fig. 3 and 4, the first slot 111 includes an arc-shaped slot 1111 and two triangular slots 1112 located at both sides of the arc-shaped slot 1111; the first protrusion 211 includes an arc protrusion 2111 capable of being inserted into the arc groove 1111 and two triangular protrusions 2112 located at two sides of the arc protrusion 2111 and capable of being inserted into the two triangular grooves 1112. Preferably, the second groove 121 is identical in structure to the first groove 111; the first protrusion 211 is identical in structure to the second protrusion 212; the filter element 1 is provided with an installation direction mark. Because air filter screen 13 is different to the gas filtration effect that comes from different directions, so in order to guarantee that filter screen location structure realizes best filter effect, need to guarantee that air filter screen 13's installation orientation appointed direction. The above arrangement ensures an independent design of the screen member 1, avoiding the possibility of misuse and impersonation of a non-regular screen.

Further, the first side plate 11 is provided with a third groove 112 which has the same structure as the second groove 121 and is symmetrical with respect to the center of the filter element 1; the second side plate 12 is provided with a fourth groove 122 having the same structure as the first groove 111 and being symmetrical with respect to the center of the strainer member 1. The above arrangement makes the third groove 112 and the second groove 121 have the same structure, and the fourth groove 122 and the first groove 111 have the same structure, so that the filter mesh member 1 can be correctly installed on the frame 2 after rotating 180 degrees along the direction perpendicular to the arrangement direction of the air filter mesh 13. The above arrangement provides a new installation method, reducing the workload of the operator and also improving the installation efficiency of the screen element 1.

Preferably, the frame 2 further includes a bottom plate 22, and the bottom plate 22 is connected to one end of the two slide rails 21 near the positioning protrusion. And the gap between the bottom plate 22 and the sieve element 1 is provided with a sealing element 3. The arrangement of the bottom plate 22 enables the frame 2 to be arranged in a sealing mode except for the installation direction of the filter screen element 1, and the sealing performance of the filter screen positioning structure is further improved.

Example two

As shown in fig. 5, the second embodiment has a screen positioning structure substantially the same as that of the first embodiment, except that the first groove 111 and the second groove 121 have different structures; the first protrusion 211 is different in structure from the second protrusion 212.

As shown in fig. 6 and 7, the second groove 121 includes a rectangular groove 1211 and two double-inclined grooves 1212 at both sides of the rectangular groove 1211; the second protrusion 212 includes a rectangular protrusion 2121 capable of being inserted into the rectangular slot 1211 and two double-bevel protrusions 2122 disposed at both sides of the rectangular protrusion 2121 and capable of being inserted into the two double-bevel slots 1212. Above-mentioned setting makes constant head tank and the bellied setting in location satisfy prevents slow-witted design, has guaranteed that the filter screen location structure who has accomplished the installation has best filter effect. Further, the third groove 112 has the same structure as the second groove 121, and the fourth groove 122 has the same structure as the first groove 111, so that the filter element 1 can be correctly installed on the frame 2 after being rotated 180 ° in the direction perpendicular to the installation direction of the air filter 13.

EXAMPLE III

As shown in fig. 8, the filter screen positioning structure of the third embodiment is substantially the same as the second embodiment, and the difference between the two embodiments is that the positioning protrusion is movably mounted on the slide rail 21 and connected with the cylinder, and the filter screen positioning structure further includes an operation assembly, the operation assembly is in communication connection with the cylinder, and the operation assembly enables the cylinder to drive the positioning protrusion to extend/retract. In this embodiment, the first protrusion 211 and the second protrusion 212 are movably mounted on the slide rail 21. The detachable connection of the filter screen element 1 and the frame 2 is completed through the extension/retraction of the positioning protrusions, so that the steps of the disassembling and assembling operation are simplified, and the workload of operators is reduced.

Preferably, the air screen 13 is mounted on the housing 2 vertically above the ground, and the housing 2 is not provided with a bottom plate 22. When the positioning projection is moved away from the filter element 1 by operating the switch 5, the filter element 1 falls due to its own weight. The filter screen element 1 can be quickly disassembled, and the working efficiency is greatly improved.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A filter screen location structure, its characterized in that includes:

the rack (2) comprises two opposite slide rails (21), and positioning bulges are arranged on the slide rails (21);

the filter screen piece (1) is arranged on the rack (2) in a drawing mode, the filter screen piece (1) comprises an air filter screen (13) used for filtering and side plates which are arranged on two sides of the air filter screen (13) and are in sliding connection with the sliding rails (21), a positioning groove is formed in each side plate, and the positioning protrusions are inserted into the positioning grooves;

and the sealing element (3) is arranged on the filter screen element (1) and is used for filling a gap between the frame (2) and the filter screen element (1) which is arranged opposite to the frame.

2. The sieve positioning structure according to claim 1, wherein the side plates comprise a first side plate (11) and a second side plate (12); the positioning groove comprises a first groove (111) arranged at one end of the first side plate (11), and the positioning protrusion comprises a first protrusion (211) arranged on the sliding rail (21) and capable of being inserted into the first groove (111).

3. The filter screen positioning structure of claim 2, wherein the positioning groove further comprises a second groove (121) opposite to the first groove (111) and disposed on the second side plate (12), and the positioning protrusion further comprises a second protrusion (212) disposed on the slide rail (21) and capable of being inserted into the second groove (121).

4. The sieve positioning structure according to claim 3, wherein the first side plate (11) is provided with a third slot (112) having the same structure as the second slot (121) and being symmetrical with respect to the center of the sieve element (1); and a fourth groove (122) which has the same structure as the first groove (111) and is symmetrical relative to the center of the filter screen element (1) is arranged on the second side plate (12).

5. The sieve positioning structure according to claim 1, wherein the frame (2) further comprises a bottom plate (22), and the bottom plate (22) connects two ends of the slide rails (21) close to the positioning protrusions.

6. The screen positioning structure according to claim 2, wherein the first slot (111) comprises an arc-shaped slot (1111) and two triangular slots (1112) located on both sides of the arc-shaped slot (1111); the first protrusion (211) comprises an arc protrusion (2111) which can be inserted into the arc groove (1111) and two triangular protrusions (2112) which are positioned on two sides of the arc protrusion (2111) and can be inserted into the two triangular grooves (1112).

7. The screen positioning structure according to claim 3, wherein the second groove (121) comprises a rectangular groove (1211) and two double-bevel grooves (1212) located on both sides of the rectangular groove (1211); the second protrusion (212) comprises a rectangular protrusion (2121) which can be inserted into the rectangular groove (1211) and two double-bevel protrusions (2122) which are positioned on two sides of the rectangular protrusion (2121) and can be inserted into the two double-bevel grooves (1212).

8. The structure of claim 1, wherein a plurality of said screen members (1) are stacked on said frame (2), and each of said screen members (1) is slidably connected to said slide rail (21).

9. The filter screen positioning structure according to claim 1, wherein the positioning protrusion is movably mounted on the slide rail (21) and connected with an air cylinder, and the filter screen positioning structure further comprises an operation assembly, the operation assembly is in communication connection with the air cylinder, and the operation assembly enables the air cylinder to drive the positioning protrusion to extend/retract.

10. An air cleaning device, characterized in that it comprises a sieve positioning structure according to any one of claims 1-9.