CN215832158U

CN215832158U - Novel but filtered air's level air volume valve

Info

Publication number: CN215832158U
Application number: CN202122117835.3U
Authority: CN
Inventors: 张卓元; 张美仙
Original assignee: Shanghai Zhuo'an Purification Engineering Installation Co ltd
Current assignee: Shanghai Zhuo'an Purification Engineering Installation Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-15
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses a novel constant air volume valve capable of filtering air, which comprises a constant air volume valve body and a filtering component positioned above the body, wherein the filtering component comprises a square frame body, an outer frame is arranged on the outer wall of one side surface of the frame body, a four-side frame is arranged in the outer frame, four sides of the four-side frame are hinged and connected through connecting shafts, a pulling piece is arranged at the top end of the right side surface of the four-side frame, a plurality of groups of filter plates are arranged in the frame body at equal intervals, rotating shafts are arranged at one ends of the filter plates, which are close to the inner wall of the frame body, penetrate through the wall of the frame body and extend into the outer frame, rotating rings are arranged on the rotating shafts positioned in the outer frame, connecting rods are fixedly connected onto the rotating rings, the upper ends and the lower ends of the connecting rods are fixedly connected with the upper edges and the lower edges of the four-side frame, and the connecting rods are parallel to the left edges and the right edges of the four-side frame. The distance between the filter plate of the filter assembly of the fixed air volume valve in the application can be adjusted, and according to the difference of use scenes, the openings are in different sizes, so that the use requirements under various scenes are met.

Description

Novel but filtered air's level air volume valve

Technical Field

The utility model relates to the technical field of constant air volume valves, in particular to a novel constant air volume valve capable of filtering air.

Background

The constant air volume valve is a mechanical self-operated device, and is suitable for ventilation air-conditioning system requiring constant air volume. The air quantity control of the constant air quantity valve does not need external power, and the position of the control valve is positioned by the air flow force in the air pipe, so that the air flow is kept at the preset flow within the whole pressure difference range.

The filter screen of tradition level air volume valve has the filtration separation function, and the size of filter screen fretwork, aperture, apart from the scheduling factor all can't change, can only last work with a form, but in actual operation, when the environment that is big in the face of dust volume, haze volume, need the littleer filter screen of fretwork to filter, the last traditional filter screen of level air volume valve can not be fine satisfies people's user demand.

In view of this, we have made technical innovation on the basis of the existing products, and propose a novel air-filtering constant-air-volume valve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel constant air volume valve capable of filtering air so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel but filtered air's air volume valve surely, include the air volume valve body and be located the filter assembly of body top, filter assembly includes square framework, be equipped with the frame on the outer wall of a side of framework, be equipped with the four-sided frame in the frame, all link to each other through the connecting axle is articulated between four limits of four-sided frame, the top of the right flank of four-sided frame is equipped with draws the piece, the equidistance is equipped with the multiunit filter plate in the framework, the filter plate is close to one of framework inner wall and serves and all be equipped with the pivot, the pivot passes in the wall of framework extends to the frame, be located and be equipped with the change in the pivot in the frame, fixedly connected with connecting rod on the change, the upper and lower both ends of connecting rod link to each other with the upper and lower two fixed limits of four-sided frame, and the connecting rod is on a parallel with two limits of the left and right sides of four-sided frame.

Compared with the prior art, the utility model has the beneficial effects that:

the distance between the filter plate of the filter assembly of the fixed air volume valve in the application can be adjusted, and according to the difference of use scenes, the openings are in different sizes, so that the use requirements under various scenes are met.

Preferably, the upper end of the right side wall of the outer frame is provided with a through hole, the pulling piece penetrates through the through hole to extend out of the outer frame, and one extended end is provided with a handle convenient to hold.

Preferably, the outer frame is covered with a frame cover, and the four frames, the rotating shaft, the rotating ring and the connecting rod are all covered by the frame cover.

Preferably, the upper end face of the fixed air volume valve is provided with a jack, the lower end face of the frame body is provided with a plug-in, and the plug-in is matched with the jack.

Preferably, the filter plate forms a structure rotating left and right with the rotating shaft by the pulling of the pulling piece.

Drawings

FIG. 1 is a schematic view of the filter assembly of the present invention prior to installation;

FIG. 2 is a schematic view of the filter assembly of the present invention after installation;

FIG. 3 is a schematic view of the construction of a filter assembly cover bezel of the present invention;

FIG. 4 is a schematic view of the filter assembly of the present invention with the bezel removed;

FIG. 5 is a schematic structural diagram of a through hole in an outer frame according to the present invention;

fig. 6 is a schematic structural view of the rotating shaft on the other side of the frame body according to the present invention.

In the figure: 1. a constant air volume valve body; 2. a filter assembly; 3. a frame body; 4. an outer frame; 5. four frames; 6. a connecting shaft; 7. pulling the piece; 8. filtering the plate; 9. a rotating shaft; 10. rotating the ring; 11. a connecting rod; 12. a through hole; 13. a frame cover; 14. a plug-in; 15. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides the following technical solutions: the utility model provides a novel but filtered air's air volume valve surely, include air volume valve body 1 and the filter assembly 2 that is located the body top, filter assembly 2 includes square framework 3, be equipped with frame 4 on the outer wall of framework 3's a side, be equipped with four frames 5 in the frame 4, all link to each other through connecting axle 6 is articulated between four limits of four frames 5, the top of the right flank of four frames 5 is equipped with draws a 7, the equidistance is equipped with multiunit filter plate 8 in the framework 3, filter plate 8 is close to one of framework 3 inner wall and serves and all be equipped with pivot 9, pivot 9 passes the wall of framework 3 and extends to in the frame 4, be located and be equipped with swivel 10 in the pivot 9 of frame 4, fixedly connected with connecting rod 11 on swivel 10, the upper and lower both ends of connecting rod 11 link to each other with two upper and lower limits of four frames 5 fixedly, and connecting rod 11 is on a parallel with two limits of the left and right sides of four frames.

The upper end of the right side wall of the outer frame 4 is provided with a through hole 12, the pulling piece 7 penetrates through the through hole 12 to extend out of the outer frame 4, and one extending end is provided with a handle 15 convenient to hold.

The outer frame 4 is covered with a frame cover 13, and the four frames 5, the rotating shaft 9, the rotating ring 10 and the connecting rod 11 are all covered by the frame cover 13.

The upper end face of the fixed air volume valve is provided with a jack, the lower end face of the frame body 3 is provided with a plug-in 14, and the plug-in 14 is matched with the jack.

The filter plate 8 forms a structure rotating left and right with the rotating shaft 9 by the pulling of the pulling piece 7.

The working principle is as follows: install filtering component 2 on level wind volume valve body 1, filtering component 2's filter plate 8 carries out the separation to external dust and filters, and the distance between the filter plate 8 can be adjusted, the piece 7 is drawn in the pulling, draw two limits of the left and right sides of 7 messenger four frames 5 to encircle the center department rotation on respective limit, about two limits remove about the upper and lower limit, the upper and lower both ends that drive connecting rod 11 remove about, when the upper and lower both ends of connecting rod 11 remove, change 10 is rotatory, it is rotatory to drive pivot 9, the side of filter plate 8 links to each other with pivot 9 is fixed, pivot 9 drives the filter plate 8 rotatory, reach the mesh that the upper end distance of continuous filter plate 8 can be adjusted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel but air filter's level air valve, includes level air valve body (1) and filter component (2) that are located the body top, its characterized in that: the filter assembly (2) comprises a square frame body (3), an outer frame (4) is arranged on the outer wall of one side face of the frame body (3), a square frame (5) is arranged in the outer frame (4), four edges of the square frame (5) are hinged and connected through connecting shafts (6), a pulling piece (7) is arranged at the top end of the right side face of the square frame (5), a plurality of groups of filter plates (8) are arranged in the frame body (3) at equal intervals, a rotating shaft (9) is arranged at one end of each filter plate (8) close to the inner wall of the frame body (3), the rotating shaft (9) penetrates through the wall of the frame body (3) and extends into the outer frame (4), a rotating ring (10) is arranged on the rotating shaft (9) in the outer frame (4), a connecting rod (11) is fixedly connected to the rotating ring (10), the upper end and the lower end of the connecting rod (11) are fixedly connected with the upper edge and the lower edge of the four frames (5), and the connecting rod (11) is parallel to the left edge and the right edge of the four frames.

2. The novel air-filterable air-metering valve according to claim 1, wherein: the upper end of the right side wall of the outer frame (4) is provided with a through hole (12), the pulling piece (7) penetrates through the through hole (12) to extend out of the outer frame (4), and one extended end is provided with a handle (15) convenient to hold.

3. The novel air-filterable air-metering valve according to claim 1, wherein: the outer frame (4) is covered with a frame cover (13), and the four frames (5), the rotating shaft (9), the rotating ring (10) and the connecting rod (11) are all covered by the frame cover (13).

4. The novel air-filterable air-metering valve according to claim 1, wherein: the upper end face of the fixed air volume valve is provided with a jack, the lower end face of the frame body (3) is provided with an insert (14), and the insert (14) is matched with the jack.

5. The novel air-filterable air-metering valve according to claim 1, wherein: the filter plate (8) and the rotating shaft (9) form a structure rotating left and right through the pulling of the pulling piece (7).