CN214581739U

CN214581739U - Air valve for top beam of shielding door

Info

Publication number: CN214581739U
Application number: CN202022908789.4U
Authority: CN
Inventors: 彭文健
Original assignee: Wuhan Hanwei Liyuan Cooling And Heating Equipment Co ltd
Current assignee: Wuhan Hanwei Liyuan Cooling And Heating Equipment Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-11-02
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses an air valve for a shield door top beam, which comprises an air valve body, wherein the air valve body comprises an outer valve frame and blades, the blades are rotatably arranged in the outer valve frame, both sides of the blades are fixedly connected with fluororubber sleeves, the bottom of the outer valve frame is provided with an installation component, the installation component comprises a connecting plate and a fixed plate, the connecting plate is fixedly arranged on the lower surface of the outer valve frame, both sides of the lower surface of the connecting plate are respectively and slidably connected with a sliding column, two groups of inserting blocks are fixedly connected with the opposite sides of the sliding column, the fixed plate is arranged in an open-top structure, one ends of the two groups of inserting blocks are respectively inserted into both sides of the fixed plate, the two sides of the blades are respectively provided with the fluororubber sleeves, so that the blades are connected with each other by soft rubber, the laminating is more compact, the sealing performance is good, the air leakage can be adjusted, and the blocking phenomenon can not occur, and the fluororubber sleeve is high temperature resistant, so that the air valve body can continuously work at high temperature.

Description

Air valve for top beam of shielding door

Technical Field

The utility model relates to the technical field of valves, specifically be an air valve for shield door back timber.

Background

Along with the development of economic society of China, the requirements on energy conservation and emission reduction are higher and higher, and subways of the traditional shield door system are adopted, the ventilation energy consumption of ventilation season accounts for about 40% of the energy consumption of annual operation, and the ventilation mode (including piston ventilation) is preferably adopted by the subway ventilation and air conditioning system according to the specification of the subway design specification 12.1.5, so that, in areas with longer ventilation seasons and lower temperatures, it is necessary to research the scheme that the shielded door system utilizes piston wind to ventilate public areas under the non-air-conditioning working condition, the shielded door top beam electric air valve is used for switching the air-conditioning working condition and the non-air-conditioning piston ventilation working condition, the blades of the conventional electric air valve are sealed by metal and are not tightly attached, when the electric air valve is used in a high-temperature field, the blades are deformed by high temperature, the air leakage quantity cannot be guaranteed, the existing electric air valve is not convenient to install, and the practicability of the electric air valve is reduced.

Therefore, the air valve for the top beam of the screen door needs to be provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air valve for shield door back timber through all setting up the fluororubber cover in blade both sides, makes to become soft rubber between the blade and connects, and the laminating is inseparabler, and not only the leakproofness is good, can adjust the volume of leaking wind, can not appear blocking dead phenomenon moreover, and the fluororubber cover is high temperature resistant, makes the air valve body can continuous work under high temperature to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an air valve for a top beam of a shield door comprises an air valve body, wherein the air valve body comprises a valve outer frame and blades, the blade is rotatably arranged in the valve outer frame, the two sides of the blade are fixedly connected with fluororubber sleeves, the bottom of the valve outer frame is provided with a mounting component, the mounting component comprises a connecting plate and a fixing plate, the connecting plate is fixedly arranged on the lower surface of the valve outer frame, both sides of the lower surface of the connecting plate are connected with the sliding columns in a sliding manner, the opposite sides of the two groups of sliding columns are fixedly connected with the inserting blocks, the fixing plate is arranged to be of a top end opening structure, one ends of the two groups of the inserting blocks are inserted into the two sides in the fixing plate, the upper surface of the bottom in the fixed plate is fixedly provided with three groups of springs, the top ends of the three groups of springs are fixedly connected with a supporting plate, the abutting plate is connected in the fixed plate in a sliding mode, and the upper surface of the abutting plate abuts against the lower surface of the inserting block.

Preferably, the air valve body further comprises an operating device, and the operating device is fixedly installed on one side of the outer portion of the valve outer frame.

Preferably, a first sliding groove is formed in the lower surface of the connecting plate, the two groups of sliding column top ends are fixedly connected with first sliding blocks, the two groups of first sliding blocks are connected in the first sliding groove in a sliding mode, and the length of the first sliding groove is smaller than that of an opening in the top end of the fixing plate.

Preferably, second sliding grooves are formed in two sides of the fixing plate, second sliding blocks are fixedly connected to two ends of the abutting plate, the two groups of second sliding blocks are connected to the two groups of second sliding grooves in a sliding mode respectively, and the top ends of the second sliding grooves are located below the inserting blocks.

Preferably, a pressing column is fixedly mounted on the upper surface of the bottom in the fixing plate, the top end of the pressing column is fixedly connected with the bottom end of a spring, an Contraband-shaped block is fixedly mounted on the lower surface of the abutting plate, and the top end of the spring is fixedly connected to the inside of the v-shaped 21274block.

Preferably, the v-21274-shaped block is a hollow cylindrical structure with an opening at one end, the pressure column is a cylindrical structure, the inner diameter of the Contraband-shaped block is larger than the outer diameter of the pressure column, and the v-21274-shaped block is connected outside the pressure column in a sliding mode.

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

1. the utility model has the advantages that the fluororubber sleeves are arranged on the two sides of the blades, so that the blades are connected by soft rubber, the laminating is more compact, the sealing performance is good, the air leakage can be adjusted, the blocking phenomenon can not occur, and the fluororubber sleeves are high-temperature resistant, so that the air valve body can continuously work at high temperature;

2. through setting up connecting plate, sliding column, inserted block, fixed plate, spring and supporting the board cooperation and use, make the blast gate body be convenient for install and dismantle.

Drawings

Fig. 1 is a schematic structural view of the opened air valve blade of the present invention;

fig. 2 is a schematic structural view of the closing of the air valve blade of the present invention;

FIG. 3 is a schematic top view of the blade of the present invention;

fig. 4 is a schematic structural view of the installation assembly of the present invention.

In the figure: 1. an air valve body; 2. a valve outer frame; 3. a blade; 4. an operating device; 5. a fluororubber cover; 6. mounting the component; 7. a connecting plate; 701. a first chute; 8. a sliding post; 9. inserting a block; 10. a first slider; 11. a fixing plate; 1101. a second chute; 12. a resisting plate; 13. a second slider; 14. contraband shaped blocks; 15. a spring; 16. and (5) pressing the column.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the air valve for the top beam of the shield door comprises an air valve body 1, wherein the air valve body 1 comprises an outer valve frame 2 and blades 3, the blades 3 are rotatably arranged in the outer valve frame 2, the air valve body 1 further comprises an operating device 4, the operating device 4 is fixedly arranged on one side of the outer part of the outer valve frame 2, the operating device 4 is used for controlling the blades 3 to work, and the operating device 4 is the prior art of the air valve body 1 and is not described more herein;

the two sides of each blade 3 are fixedly connected with a fluororubber sleeve 5, the operation device 4 is opened to control the blades 3 to work, the blades 3 can be contacted with each other in the rotating process, the fluororubber sleeves 5 are arranged on the two sides of each blade 3, so that the blades 3 are connected with each other by soft rubber, the lamination is tighter, the sealing performance is good, the air leakage quantity can be adjusted, the blocking phenomenon cannot occur, and the fluororubber sleeves 5 are high-temperature resistant, so that the air valve body 1 can continuously work at high temperature; the bottom of the valve outer frame 2 is provided with a mounting assembly 6, the mounting assembly 6 comprises a connecting plate 7 and a fixing plate 11, the connecting plate 7 is fixedly mounted on the lower surface of the valve outer frame 2, two sides of the lower surface of the connecting plate 7 are connected with sliding columns 8 in a sliding mode, the lower surface of the connecting plate 7 is provided with a first sliding chute 701, the top ends of two groups of sliding columns 8 are fixedly connected with first sliding blocks 10, the two groups of first sliding blocks 10 are connected in the first sliding chute 701 in a sliding mode, the length of the first sliding chute 701 is smaller than that of an opening in the top end of the fixing plate 11, and a structure with the first sliding chute 701 matched with the first sliding blocks 10 is arranged, so that the first sliding blocks 10 slide more smoothly;

the opposite sides of the two groups of sliding columns 8 are fixedly connected with inserting blocks 9, the fixed plate 11 is of a top end opening structure, one ends of the two groups of inserting blocks 9 are inserted into two sides in the fixed plate 11, springs 15 are fixedly mounted on the upper surface of the bottom in the fixed plate 11, the springs 15 are arranged into three groups, top ends of the three groups of springs 15 are fixedly connected with abutting plates 12, the abutting plates 12 are connected in the fixed plate 11 in a sliding mode, two sides in the fixed plate 11 are provided with second sliding grooves 1101, two ends of the abutting plates 12 are fixedly connected with second sliding blocks 13, the two groups of second sliding blocks 13 are respectively connected in the two groups of second sliding grooves 1101 in a sliding mode, the top ends of the second sliding grooves 1101 are located below the inserting blocks 9, and a structure matched with the second sliding grooves 1101 and the second sliding blocks 13 is arranged, so that the second sliding blocks 13 can slide more smoothly; the upper surface of the abutting plate 12 abuts against the lower surface of the inserting block 9; the upper surface of the bottom in the fixing plate 11 is fixedly provided with a pressing column 16, the top end of the pressing column 16 is fixedly connected with the bottom end of a spring 15, the lower surface of the supporting plate 12 is fixedly provided with an Contraband-shaped block 14, the top end of the spring 15 is fixedly connected in the Contraband-shaped block 14, the Contraband-shaped block 14 is arranged in a hollow cylindrical structure with an opening at one end, the pressing column 16 is arranged in a cylindrical structure and a 21274, the inner diameter of the shaped block 14 is larger than the outer diameter of the pressing column 16 and is 21274, the shaped block 14 is slidably connected outside the pressing column 16 to prevent the Contraband-shaped block 14 from sliding outside the pressing column 16, the lower surface of the inserting block 9 is abutted against the upper surface of the supporting plate 12, the inserting block 9 further extrudes the supporting plate 12, the supporting plate 12 extrudes the Contraband-shaped block 14 and the Contraband-shaped block 14 to extrude the spring 15, and the spring 15 rebounds to enable the inserting block 9, the inserting block 9 and the fixing plate 11 to be more tightly connected and convenient to install.

The working principle is as follows: when in use, the air valve body 1 comprises an outer valve frame 2 and blades 3, the blades 3 are rotatably arranged in the outer valve frame 2, two sides of each blade 3 are fixedly connected with a fluororubber sleeve 5, the bottom of the outer valve frame 2 is provided with an installation component 6, the installation component 6 comprises a connecting plate 7 and a fixing plate 11, the connecting plate 7 is fixedly arranged on the lower surface of the outer valve frame 2, two sides of the lower surface of the connecting plate 7 are respectively and slidably connected with sliding columns 8, one opposite sides of two groups of sliding columns 8 are respectively and fixedly connected with an inserting block 9, the fixing plate 11 is arranged to be of a top end opening structure, one ends of the two groups of inserting blocks 9 are respectively and fixedly inserted into two sides of the fixing plate 11, springs 15 are fixedly arranged on the upper surface of the bottom in the fixing plate 11, the springs 15 are arranged to be three groups, top ends of the three groups of springs 15 are respectively and fixedly connected with abutting plates 12, the abutting plates 12 are slidably connected in the fixing plate 11, the upper surface of the abutting plates 12 is abutted against the lower surface of the inserting block 9, when the air valve body 1 is required to work, open operating means 4 control blade 3 work, blade 3 is at the rotation in-process, can contact each other between the blade 3, all set up fluororubber cover 5 in blade 3 both sides, make and become soft rubber between the blade 3 and connect, the laminating is inseparabler, not only the leakproofness is good, can adjust the air leakage volume, and the card phenomenon can not appear dying, and fluororubber cover 5 is high temperature resistant, make air valve body 1 can continue work under high temperature, when air valve body 1 needs the installation, slide two sets of sliding column 8, make two sets of inserted block 9 peg graft into fixed plate 11 in both sides, inserted block 9 lower surface and offset plate 12 upper surface are inconsistent, and then inserted block 9 extrudees offset plate 12, offset plate 12 extrudees Contraband type 14, Contraband type 14 extrusion spring 15, utilize the elasticity of spring 15, spring 15 kick-back makes inserted block 9, the connection is inseparabler between inserted block 9 and the fixed plate 11, be convenient for the installation.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shield door blast gate for back timber, includes blast gate body (1), its characterized in that: the air valve body (1) comprises an outer valve frame (2) and blades (3), the blades (3) are rotatably installed in the outer valve frame (2), fluororubber sleeves (5) are fixedly connected to two sides of each blade (3), an installation assembly (6) is arranged at the bottom of the outer valve frame (2), the installation assembly (6) comprises a connecting plate (7) and a fixing plate (11), the connecting plate (7) is fixedly installed on the lower surface of the outer valve frame (2), two sides of the lower surface of the connecting plate (7) are slidably connected to sliding columns (8), two groups of inserting blocks (9) are fixedly connected to opposite sides of the sliding columns (8), the fixing plate (11) is of a top end opening structure, one ends of the inserting blocks (9) are inserted into two sides of the fixing plate (11), and a spring (15) is fixedly installed on the upper surface of the bottom of the fixing plate (11), the three groups of springs (15) are arranged, the top ends of the three groups of springs (15) are fixedly connected with abutting plates (12), the abutting plates (12) are connected in the fixed plate (11) in a sliding mode, and the upper surfaces of the abutting plates (12) are abutted to the lower surface of the inserting block (9).

2. The air valve for the top beam of the screen door of claim 1, wherein: the air valve body (1) further comprises an operating device (4), and the operating device (4) is fixedly installed on one side of the outer portion of the valve outer frame (2).

3. The air valve for the top beam of the screen door of claim 1, wherein: first spout (701) have been seted up to connecting plate (7) lower surface, and are two sets of first slider (10) of the equal fixedly connected with in slip post (8) top, two sets of equal sliding connection in first spout (701) of first slider (10), just the length of first spout (701) is less than fixed plate (11) top open-ended length.

4. The air valve for the top beam of the screen door of claim 1, wherein: second sliding grooves (1101) are formed in two sides of the inner portion of the fixing plate (11), second sliding blocks (13) are fixedly connected to two ends of the abutting plate (12), the two groups of second sliding blocks (13) are connected to the two groups of second sliding grooves (1101) in a sliding mode respectively, and the top ends of the second sliding grooves (1101) are located below the inserting blocks (9).

5. The air valve for the top beam of the screen door of claim 1, wherein: the bottom upper surface fixed mounting has compression leg (16) in fixed plate (11), the top and the spring (15) bottom fixed connection of compression leg (16), it has Contraband type piece (14) to support fixed mounting of plate (12) lower surface, spring (15) top fixed connection is in Contraband type piece (14).

6. The shield door cap blast gate of claim 5, wherein: the Contraband-shaped block (14) is arranged into a hollow cylindrical structure with one open end, the compression leg (16) is arranged into a cylindrical structure, the inner diameter of the Contraband-shaped block (14) is larger than the outer diameter of the compression leg (16), and the Contraband-shaped block (14) is connected outside the compression leg (16) in a sliding way.