CN220688405U

CN220688405U - Ventilating duct with limiting support structure

Info

Publication number: CN220688405U
Application number: CN202321834567.XU
Authority: CN
Inventors: 葛述苹; 张焯; 吕晶; 田晶晶; 石椿晖; 戴碧薇
Original assignee: Shenyang Urban Construction University
Current assignee: Shenyang Urban Construction University
Priority date: 2023-07-12
Filing date: 2023-07-12
Publication date: 2024-03-29
Anticipated expiration: 2033-07-12

Abstract

The utility model discloses a ventilating duct with a limiting support structure, which relates to the technical field of ventilating ducts and comprises the following components: the pipe body, filter screen and locating piece, the body bottom is connected with the backup pad, backup pad top welded fastening has the link. This air pipe with spacing bearing structure, through rotating two sets of handles simultaneously, the handle can drive the connecting block and rotate with the cam, when the connecting block rotated, inside draw-in groove can extrude with the inclined plane of fixture block one side, make it remove, can extrude the first spring of one side when the fixture block removes, make it shrink, break away from behind the block with the block when the draw-in groove of connecting block inside, continue to rotate the handle, make the cam contact with the connecting plate, jack-up the connecting plate, make the connecting plate break away from the contact with the body, can take out the filter screen from the body this moment, clear up it, so can be convenient for demolish the clearance to the filter screen in the air pipe through above-mentioned operation.

Description

Ventilating duct with limiting support structure

Technical Field

The utility model relates to the technical field of ventilation pipelines, in particular to a ventilation pipeline with a limiting support structure.

Background

Basement means that the height of the room floor below the outdoor ground level exceeds one half of the net height of the room. The multi-storey and high-rise buildings need deeper foundations, and to use the height to build a basement under the bottom layer of the building, the using area can be increased, and the atrial backfill can be saved. In constructing a basement, it is necessary to install a ventilation duct therein, and to communicate air in the basement with the outside through the ventilation duct.

When building high-rise building, need excavate the basement in the underground, when building the basement, need install air pipe therein, make the air of basement circulate through air pipe, current air pipe can inside installation filter screen when filtering the dust in the air, the filter screen generally passes through the inside of bolt fastening at air pipe, need rotate the screw through the screwdriver when demolishing, it is more troublesome, be inconvenient for demolishing the cleanness fast to the filter screen.

Disclosure of Invention

The utility model aims to provide a ventilating duct with a limiting support structure, so as to solve the problem that the conventional filter screen provided by the background art is inconvenient to disassemble and clean.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a ventilation duct having a spacing support structure, comprising: the pipe body, the filter screen and the positioning block, the bottom of the pipe body is connected with a supporting plate, the top of the supporting plate is fixedly welded with a connecting frame,

the filter screen outside and body through connection, filter screen one side welded fastening has the connecting plate, connecting plate internal connection has first spring, first spring one end welded fastening has the fixture block.

Preferably, the two sides of the pipe body are movably connected with handles through bearings, and the outer sides of the handles are fixedly connected with connecting blocks.

Preferably, a cam is fixedly connected to one side, close to the pipe body, of the handle, and the outer side of the clamping block is connected with the connecting plate in a penetrating mode.

Preferably, one side of the clamping block is connected with the connecting block in a penetrating way, a clamping groove matched with the clamping block is formed in the connecting block, and the cam is arranged in the pipe body.

Preferably, the top of the positioning block is welded and fixed with the pipe body, the outer side of the positioning block is connected with the supporting plate in a penetrating way, the bottom of the pipe body is movably connected with the supporting rod through the rotating shaft, and a second spring is welded and fixed on one side of the supporting rod.

Preferably, one end of the second spring is connected with a telescopic block, a clamping rod is connected inside the telescopic block in a penetrating mode, a third spring is sleeved on the outer side of the clamping rod, and one end of the third spring is connected with the telescopic block.

Preferably, one side of the clamping rod is connected with the supporting rod in a penetrating way, a shifting block is fixedly welded on the other side of the clamping rod, and the outer side of the telescopic block is connected with the supporting rod in a penetrating way.

Compared with the prior art, the ventilating duct with the limiting support structure has the beneficial effects that: simultaneously rotate two sets of handles, the handle can drive the connecting block and rotate with the cam, when the connecting block rotates, inside draw-in groove can extrude with the inclined plane of fixture block one side, make it remove, can extrude the first spring of one side when the fixture block removes, make it shrink, after the draw-in groove of connecting block inside breaks away from the block with the fixture block, continue to rotate the handle, make the cam contact with the connecting plate, jack-up the connecting plate, make the connecting plate break away from the contact with the body, can take out the filter screen from the body this moment, clear up it, so can be convenient for demolish the clearance to the filter screen in the air pipe through above-mentioned operation.

1. When building high-rise building, need to excavate the basement in the underground, when building the basement, need install the air pipe therein, make the air of basement circulate through the air pipe, when ventilating the basement through the body, in order to intercept dust in the air, need install the filter screen in inside, after the filter screen uses for a long time, need dismantle the clearance to it, through rotating two sets of handles simultaneously, the handle can drive connecting block and cam and rotate, when the connecting block rotates, inside draw-in groove can extrude with the inclined plane of fixture block one side, make it remove, can extrude the first spring of one side when the fixture block removes, make it shrink, after the draw-in groove of connecting block inside breaks away from the block, continue to rotate the handle, make cam and connecting plate contact, jack-up the connecting plate, make the connecting plate break away from the contact with the body, can take out the filter screen from the body this moment, clear up it, so can be convenient for demolish the filter screen in the air pipe through above-mentioned operation.

2. When building high-rise building, need to excavate the basement in the underground, when building the basement, need install the air pipe therein, make the air of basement circulate through the air pipe, when installing the body, through butt joint with the locating piece at body bottom and the constant head tank at backup pad top, after the butt joint is accomplished, drive the draw-in lever through stirring the poking block and remove, make the draw-in lever extrude the third spring, the draw-in lever can break away from the block with the bracing piece, can stir the draw-in lever and remove this moment, the draw-in lever can drive the telescopic brick and remove, make the telescopic brick extrude the second spring of one side, then rotate the bracing piece and align with the draw-in tank of backup pad one side, loosen the poking block, the second spring can reset, promote the telescopic brick and remove, make the telescopic brick enter into the draw-in tank of backup pad one side, when the draw-in tank of contact bracing piece inside is gone into to the draw-in lever, the third spring also can reset, promote the draw-in lever and fix the position of telescopic brick, accomplish the installation of body, so through above-mentioned operation, can be convenient for support spacing to the air pipe.

Drawings

FIG. 1 is a schematic front view of the present utility model;

FIG. 2 is a schematic left-hand cross-sectional view of the present utility model;

FIG. 3 is a schematic top view of a cross-section of a web of the present utility model;

FIG. 4 is a schematic left-hand cross-sectional view of the connection plate of the present utility model;

fig. 5 is a schematic front view in cross section of the support plate of the present utility model.

In the figure: 1. a tube body; 2. a connecting frame; 3. a support plate; 4. a filter screen; 5. a connecting plate; 6. a first spring; 7. a clamping block; 8. a handle; 9. a connecting block; 10. a cam; 11. a positioning block; 12. a support rod; 13. a second spring; 14. a clamping rod; 15. a shifting block; 16. a third spring; 17. and a telescopic block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: a ventilation duct having a spacing support structure, comprising: the pipe body 1, the filter screen 4 and the positioning block 11, the bottom of the pipe body 1 is connected with the supporting plate 3, and the top of the supporting plate 3 is fixedly welded with the connecting frame 2;

the outer side of the filter screen 4 is connected with the pipe body 1 in a penetrating way, a connecting plate 5 is fixedly welded on one side of the filter screen 4, a first spring 6 is connected inside the connecting plate 5, and a clamping block 7 is fixedly welded on one end of the first spring 6; the two sides of the pipe body 1 are movably connected with a handle 8 through bearings, and the outer side of the handle 8 is fixedly connected with a connecting block 9; one side of the handle 8, which is close to the pipe body 1, is fixedly connected with a cam 10, and the outer side of the clamping block 7 is connected with the connecting plate 5 in a penetrating way; one side of the clamping block 7 is connected with the connecting block 9 in a penetrating way, a clamping groove matched with the clamping block 7 is formed in the connecting block 9, the cam 10 is arranged in the pipe body 1, the connecting plate 5, the first spring 6 and the clamping block 7 form an elastic telescopic structure, and the clamping block 7 and the connecting block 9 form a clamping structure.

In specific implementation, when a high-rise building is constructed, a basement is required to be excavated underground, when the basement is constructed, a ventilation pipeline is required to be installed in the basement, ventilation is performed on the basement through the ventilation pipeline, when the basement is ventilated through the pipe body 1, the filter screen 4 is required to be installed in the basement, after the filter screen 4 is used for a long time, the filter screen 4 is required to be disassembled and cleaned, through rotating two groups of handles 8 simultaneously, the handles 8 can drive the connecting block 9 and the cam 10 to rotate, when the connecting block 9 rotates, the inner clamping groove can be extruded with the inclined surface on one side of the clamping block 7 to enable the inclined surface to move, and when the clamping block 7 moves, the first spring 6 on one side can be extruded to enable the clamping block to shrink, and when the clamping groove in the connecting block 9 is separated from the clamping block 7, the handle 8 is continuously rotated to enable the cam 10 to be contacted with the connecting plate 5 to jack up the connecting plate 5, and at the moment, the filter screen 4 can be taken out of the pipe body 1 to clean the connecting plate 5;

when installing filter screen 4, through the inside that inserts body 1 with filter screen 4, then rotate handle 8 and drive connecting block 9 and rotate, make connecting block 9 extrude the inclined plane of fixture block 7 one side, fixture block 7 can remove to extrude the shrink to the first spring 6 of one side, when fixture block 7 contact the draw-in groove of connecting block 9 inside, first spring 6 can reset, promotes fixture block 7 and connecting block 9 and carries out the block, accomplishes the installation to filter screen 4, so can be convenient for demolish the clearance to filter screen 4 in the air pipe through above-mentioned operation.

Referring to fig. 1 and 5, the top of a positioning block 11 is welded and fixed with a pipe body 1, the outer side of the positioning block 11 is connected with a supporting plate 3 in a penetrating way, the bottom of the pipe body 1 is movably connected with a supporting rod 12 through a rotating shaft, and a second spring 13 is welded and fixed on one side of the supporting rod 12; one end of the second spring 13 is connected with a telescopic block 17, a clamping rod 14 is connected inside the telescopic block 17 in a penetrating way, a third spring 16 is sleeved outside the clamping rod 14, and one end of the third spring 16 is connected with the telescopic block 17; one side of the clamping rod 14 is connected with the support rod 12 in a penetrating way, a shifting block 15 is fixedly welded on the other side of the clamping rod 14, the outer side of the telescopic block 17 is connected with the support rod 12 in a penetrating way, the support rod 12, the second spring 13 and the telescopic block 17 form an elastic telescopic structure, and the clamping rod 14 and the telescopic block 17 form a sliding structure.

During implementation, when building high-rise building, need excavate the basement in the underground, when building the basement, need install the air pipe therein, need make the air of basement circulate through the air pipe, when installing the body 1, through butt joint the locating piece 11 at body 1 bottom and the constant head tank at backup pad 3 top, after the butt joint is accomplished, through stirring the shifting block 15, can drive the clamping lever 14 and remove when shifting block 15 removes, make clamping lever 14 extrude third spring 16, clamping lever 14 can break away from the block with bracing piece 12, can stir clamping lever 14 and remove this moment, clamping lever 14 can drive telescopic block 17 and remove, make telescopic block 17 extrude the second spring 13 of one side, then rotate bracing piece 12 and the draw-in groove of backup pad 3 one side and align, loosen shifting block 15, second spring 13 can reset, promote telescopic block 17 and remove, make telescopic block 17 get into the draw-in groove of backup pad 3 one side, when clamping lever 14 contacts the draw-in groove of bracing piece 12 inside, third spring 16 also can reset, it can drive clamping lever 14 and make telescopic block 17 carry out the block 17 and remove with the draw-in groove of backup pad 3 side, can make the body 1 is carried out the position-stop joint to the body 1 at will, can be carried out to the support body 1 at will, can's bottom of the pipe is carried out to the support body is fixed, can's position is carried out to the support body 1 at will, can's bottom can's position is convenient, the pipe is easy to be carried out, and the pipe is easy to the support 1 is easy to be carried out.

To sum up: in using the ventilation duct with the limit supporting structure, firstly, a plurality of groups of pipe bodies 1 are assembled, then are installed on the supporting plate 3, the supporting plate 3 is fixed on the top of the basement through the connecting frame 2 at the top, and after the pipe bodies 1 are assembled, the basement can be ventilated, which is the characteristic of the ventilation duct with the limit supporting structure, and the details which are not described in detail in the specification belong to the prior art known to the person skilled in the art.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A ventilation duct having a spacing support structure, comprising: body (1), filter screen (4) and locating piece (11), body (1) bottom is connected with backup pad (3), backup pad (3) top welded fastening has link (2), its characterized in that:

the utility model discloses a pipe body, including filter screen (4), connecting plate (5) internal connection, first spring (6) one end welded fastening has fixture block (7), filter screen (4) outside and body (1) through connection, filter screen (4) one side welded fastening has connecting plate (5).

2. A ventilation duct with a spacing support structure according to claim 1, characterized in that: the two sides of the pipe body (1) are movably connected with handles (8) through bearings, and connecting blocks (9) are fixedly connected to the outer sides of the handles (8).

3. A ventilation duct with a spacing support structure according to claim 2, characterized in that: one side of the handle (8) close to the pipe body (1) is fixedly connected with a cam (10), and the outer side of the clamping block (7) is connected with the connecting plate (5) in a penetrating way.

4. A ventilation duct with a spacing support structure according to claim 3, characterized in that: clamping block (7) one side and connecting block (9) through connection, clamping block (7) assorted draw-in groove has been seted up to connecting block (9) inside, cam (10) set up in the inside of body (1), connecting plate (5), first spring (6) and clamping block (7) constitute elasticity extending structure, clamping block (7) and connecting block (9) constitute the block structure.

5. A ventilation duct with a spacing support structure according to claim 1, characterized in that: the top of the positioning block (11) is welded and fixed with the pipe body (1), the outer side of the positioning block (11) is connected with the supporting plate (3) in a penetrating mode, the bottom of the pipe body (1) is movably connected with the supporting rod (12) through the rotating shaft, and a second spring (13) is welded and fixed on one side of the supporting rod (12).

6. A ventilation duct with a spacing support structure according to claim 5, characterized in that: the telescopic device is characterized in that one end of the second spring (13) is connected with a telescopic block (17), a clamping rod (14) is connected inside the telescopic block (17) in a penetrating mode, a third spring (16) is sleeved on the outer side of the clamping rod (14), and one end of the third spring (16) is connected with the telescopic block (17).

7. A ventilation duct with a spacing support structure as claimed in claim 6, wherein: one side of the clamping rod (14) is in penetrating connection with the supporting rod (12), a shifting block (15) is fixedly welded on the other side of the clamping rod (14), and the outer side of the telescopic block (17) is in penetrating connection with the supporting rod (12).