CN215802943U

CN215802943U - A leak protection wind device for civil engineering wind channel

Info

Publication number: CN215802943U
Application number: CN202122266718.3U
Authority: CN
Inventors: 常志伟; 孙春利; 李志艳
Original assignee: Shandong Construction Engineering Group Co Ltd
Current assignee: Shandong Construction Engineering Group Co Ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-02-11
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses an air leakage preventing device for a civil air duct, and relates to the technical field of civil air ducts. Including civil engineering wind channel body, be provided with the inside lining wind channel on the inner wall of civil engineering wind channel body, the top fixed mounting in inside lining wind channel has a rectangle connecting plate, the bottom fixed mounting in inside lining wind channel has No. two rectangle connecting plates, fixed mounting has rectangle sealing rubber on No. two rectangle connecting plates, be provided with the screens subassembly on the rectangle connecting plate. This a leak protection wind device for civil engineering wind channel is provided with the screens subassembly on a rectangular connecting plate, runs through-hole two through loop bar and triangle-shaped stopper and makes can link together two inside lining wind channels, and the inside that gets into the recess through rectangle sealing rubber can remove the dop spacing to the loop bar for a spring can stimulate two inseparable laminating in inside lining wind channels together, can improve the leakproofness in inside lining wind channel.

Description

A leak protection wind device for civil engineering wind channel

Technical Field

The utility model relates to the technical field of civil air ducts, in particular to an air leakage prevention device for a civil air duct.

Background

The air duct is built by concrete, bricks and other materials and is used for a channel for air circulation. According to the fire-fighting and fire-preventing requirements, a fire-preventing valve is added when a common air pipe is connected into an air channel.

The existing air channel is formed by building concrete, bricks and other materials, a gap exists between the bricks, so that air leakage can occur in the air channel, the effect of preventing air leakage is achieved by increasing the lining air channel in the air channel, and the lining air channel is connected through a bolt, so that the lining air channel is inconvenient to be installed in the air channel, and the practicability of installation of the lining air channel is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides an air leakage prevention device for a civil engineering air duct, which solves the problems in the background art.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: an air leakage prevention device for a civil air duct comprises a civil air duct body, wherein an inner lining air duct is arranged on the inner wall of the civil air duct body, a first rectangular connecting plate is fixedly arranged at the top of the lining air duct, a second rectangular connecting plate is fixedly arranged at the bottom of the lining air duct, the second rectangular connecting plate is fixedly provided with rectangular sealing rubber, the first rectangular connecting plate is provided with a clamping component, the lining air duct is provided with a releasing component, the clamping component comprises a fixed frame, the fixed frame is fixedly arranged at the bottom of the first rectangular connecting plate, a first spring is fixedly arranged on the fixed frame, a loop bar is fixedly arranged on the first spring, the fixed mounting has the fixed plate on the loop bar, the left side fixed mounting of fixed plate has No. four springs, the left side fixed mounting of No. four springs has triangle-shaped stopper.

Preferably, fixed mounting has No. two springs on the rectangle connecting plate, fixed mounting has the fly leaf on the No. two springs, the bottom fixed mounting of fly leaf has the catch bar, fixed mounting has No. three springs on the loop bar, the right side fixed mounting of No. three springs has the dop.

Preferably, it includes the slide bar to remove the subassembly, slide bar slidable mounting is on the inside lining wind channel, slidable mounting has the slider on No. two rectangle connecting plates, the slider is articulated with the one end of connecting rod, the other end and the slide bar of connecting rod are articulated, the left side fixed mounting of slider has No. five springs, the left side fixed mounting of No. five springs is on the inside lining wind channel.

Preferably, a groove matched with the rectangular sealing rubber is formed in the first rectangular connecting plate.

Preferably, the fixing frame is provided with a first through hole matched with the chuck.

Preferably, a second through hole matched with the loop bar is formed in the second rectangular connecting plate.

(III) advantageous effects

The utility model provides an air leakage preventing device for a civil engineering air duct. The method has the following beneficial effects:

(1) this a leak protection wind device for civil engineering wind channel is provided with the screens subassembly on a rectangular connecting plate, runs through-hole two through-hole and triangle-shaped stopper and makes can link together two inside lining wind channels, and the inside that gets into the recess through rectangle sealing rubber can remove the dop spacing to the loop bar for a spring can stimulate two inseparable laminating in inside lining wind channels together, can improve the leakproofness in inside lining wind channel.

(2) This a leak protection wind device for civil engineering wind channel is provided with on the inside lining wind channel and removes the subassembly, can drive the slider right side through slide bar downstream and remove for the slider can promote the triangle-shaped stopper and remove to the inside of loop bar, thereby can remove the triangle-shaped stopper and be connected with No. two rectangle connecting plates, can remove the connection in two inside lining wind channels, make the inside lining wind channel dismantle more convenient, improved this a leak protection wind device for civil engineering wind channel's practicality.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the lining duct of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 2 according to the present invention.

In the figure: 1. a civil engineering air duct body; 2. a lining air duct; 3. a first rectangular connecting plate; 4. a second rectangular connecting plate; 51. a fixed frame; 52. a first spring; 53. a loop bar; 54. a second spring; 55. a movable plate; 56. a push rod; 57. a third spring; 58. clamping a head; 59. a fixing plate; 510. a fourth spring; 511. a triangular limiting block; 61. a slide bar; 62. a slider; 63. a connecting rod; 64. a fifth spring; 7. rectangular sealing rubber.

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. 1-4, the present invention provides a technical solution: an air leakage preventing device for a civil air duct comprises a civil air duct body 1, an inner lining air duct 2 is arranged on the inner wall of the civil air duct body 1, a first rectangular connecting plate 3 is fixedly arranged at the top of the inner lining air duct 2, a second rectangular connecting plate 4 is fixedly arranged at the bottom of the inner lining air duct 2, rectangular sealing rubber 7 is fixedly arranged on the second rectangular connecting plate 4, a clamping component is arranged on the first rectangular connecting plate 3, a removing component is arranged on the inner lining air duct 2, the clamping component comprises a fixed frame 51, the fixed frame 51 is fixedly arranged at the bottom of the first rectangular connecting plate 3, a first spring 52 is fixedly arranged on the fixed frame 51, a loop bar 53 is fixedly arranged on the first spring 52, the loop bar 53 penetrates through the first rectangular connecting plate 3 and the fixed frame 51, the loop bar 53 is slidably arranged on the fixed frame 51 and the first rectangular connecting plate 3, a fixing plate 59 is fixedly arranged on the loop bar 53, no. four springs 510 are fixedly mounted on the left side of the fixing plate 59, a triangular limiting block 511 is fixedly mounted on the left side of the No. four springs 510, the triangular limiting block 511 penetrates through the sleeve rod 53 and is slidably mounted on the sleeve rod 53, a through hole II matched with the sleeve rod 53 is formed in the rectangular connecting plate 4, when the sleeve rod 53 penetrates through the through hole II, the through hole II can push the triangular limiting block 511 to move towards the inside of the sleeve rod 53, the triangular limiting block 511 can limit the lining air duct 2 after the triangular limiting block 511 penetrates through the through hole II, and therefore the two lining air ducts 2 can be connected. The lining air duct 2 is more convenient to connect, a second spring 54 is fixedly installed on a first rectangular connecting plate 3, a movable plate 55 is fixedly installed on the second spring 54, a push rod 56 is fixedly installed at the bottom of the movable plate 55, a third spring 57 is fixedly installed on a loop bar 53, a chuck 58 is fixedly installed on the right side of the third spring 57, a telescopic rod is arranged inside the third spring 57, two ends of the telescopic rod are respectively and fixedly installed on the chuck 58 and the loop bar 53, the third spring 57 drives the chuck 58 to move left and right through the limitation of the telescopic rod, a first through hole matched with the chuck 58 is formed in a fixed frame 51, a groove matched with the rectangular sealing rubber 7 is formed in the first rectangular connecting plate 3, the movable plate 55 can be pushed to move downwards when the rectangular sealing rubber 7 enters the groove, and the push rod 56 can push the chuck 58 to be separated from the first through hole, the two lining air ducts 2 can be pulled to be attached more tightly under the left and right of the first spring 52, and the sealing performance of the lining air ducts 2 can be improved.

In this embodiment, remove the subassembly and include slide bar 61, slide bar 61 slidable mounting is on inside lining wind channel 2, slidable mounting has slider 62 on No. two rectangle connecting plate 4, slider 62 is articulated with the one end of connecting rod 63, the other end of connecting rod 63 is articulated with slide bar 61, the left side fixed mounting of slider 62 has No. five springs 64, the left side fixed mounting of No. five springs 64 is on inside lining wind channel 2, it can drive slider 62 right side removal to move down through slide bar 61, make slider 62 can promote triangle-shaped stopper 511 and remove to the inside of loop bar 53, thereby can remove being connected of triangle-shaped stopper 511 and No. two rectangle connecting plate 4, can remove the connection of two inside lining wind channels 2, make inside lining wind channel 2 dismantle more convenient, make the practicality that should be used for the leak protection wind device in civil engineering wind channel improve.

When the air duct structure works (or is used), the lining air duct 2 is pushed to move towards the interior of the civil engineering air duct body 1, the lining air duct 2 moves downwards to drive the second rectangular connecting plate 4 to move downwards, the second rectangular connecting plate 4 moves downwards to push the loop bar 53 to penetrate through the second rectangular connecting plate 4, so that the triangular limiting block 511 can limit the second rectangular connecting plate 4, the second rectangular connecting plate 4 moves downwards to drive the rectangular sealing rubber 7 to move downwards, the rectangular sealing rubber 7 is inserted into the groove, the rectangular sealing rubber 7 can push the movable plate 55 to move downwards, the movable plate 55 moves downwards to push the push rod 56 to move downwards, the push rod 56 moves downwards to push the clamp head 58 to be separated from the first through hole, so that the clamp head 58 cannot limit the loop bar 53, and the two lining air ducts 2 can be pulled to be attached more tightly under the action of the air duct elasticity of the first spring 52, the sliding rod 61 is pushed downwards, the sliding rod 61 moves downwards to push the sliding block 62 to move towards the right side through transmission of the connecting rod 63, the sliding block 62 moves towards the right side to push the triangular limiting block 511 to move towards the inside of the sleeve rod 53, limiting of the triangular limiting block 511 on the second rectangular connecting plate 4 can be removed, and therefore the two lining air ducts 2 are separated and detached.

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 leak protection wind device for civil engineering wind channel, includes civil engineering wind channel body (1), its characterized in that: the civil air duct comprises a civil air duct body (1), and is characterized in that a lining air duct (2) is arranged on the inner wall of the civil air duct body (1), a rectangular connecting plate (3) is fixedly arranged at the top of the lining air duct (2), a rectangular connecting plate (4) is fixedly arranged at the bottom of the lining air duct (2), rectangular sealing rubber (7) is fixedly arranged on the rectangular connecting plate (4), a clamping component is arranged on the rectangular connecting plate (3), a releasing component is arranged on the lining air duct (2), the clamping component comprises a fixed frame (51), the fixed frame (51) is fixedly arranged at the bottom of the rectangular connecting plate (3), a spring (52) is fixedly arranged on the fixed frame (51), a loop bar (53) is fixedly arranged on the spring (52), and a fixing plate (59) is fixedly arranged on the loop bar (53), the left side fixed mounting of fixed plate (59) has No. four spring (510), the left side fixed mounting of No. four spring (510) has triangle-shaped stopper (511).

2. The air leakage prevention device for the civil engineering air duct according to claim 1, characterized in that: a fixed mounting has No. two spring (54) on rectangle connecting plate (3), fixed mounting has fly leaf (55) on No. two spring (54), the bottom fixed mounting of fly leaf (55) has catch bar (56), fixed mounting has No. three spring (57) on loop bar (53), the right side fixed mounting of No. three spring (57) has dop (58).

3. The air leakage prevention device for the civil engineering air duct according to claim 1, characterized in that: remove the subassembly and include slide bar (61), slide bar (61) slidable mounting is on inside lining wind channel (2), slidable mounting has slider (62) on No. two rectangle connecting plate (4), slider (62) are articulated with the one end of connecting rod (63), the other end and slide bar (61) of connecting rod (63) are articulated, the left side fixed mounting of slider (62) has No. five spring (64), the left side fixed mounting of No. five spring (64) is on inside lining wind channel (2).

4. The air leakage prevention device for the civil engineering air duct according to claim 1, characterized in that: a groove matched with the rectangular sealing rubber (7) is formed in the first rectangular connecting plate (3).

5. The air leakage prevention device for the civil engineering air duct according to claim 1, characterized in that: the fixed frame (51) is provided with a first through hole matched with the clamping head (58).

6. The air leakage prevention device for the civil engineering air duct according to claim 1, characterized in that: and a second through hole matched with the loop bar (53) is formed in the second rectangular connecting plate (4).