CN219345759U

CN219345759U - Ventilating duct sealing structure

Info

Publication number: CN219345759U
Application number: CN202223381013.7U
Authority: CN
Inventors: 王德生; 葛金洺; 刘建风; 赵春婷
Original assignee: Anshan Haoyuan Metal Structure Ventilation Equipment Manufacturing Co ltd
Current assignee: Anshan Haoyuan Metal Structure Ventilation Equipment Manufacturing Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-07-14
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a ventilating duct sealing structure, which comprises a first duct and a second duct, wherein a threaded pipe is fixedly connected to the left side surface of the second duct, a fixing ring is fixedly sleeved on the outer surface of one side opposite to the first duct and the second duct, an annular groove is formed in the outer surface of the fixing ring, a plurality of first springs are fixedly connected to the inner wall of the annular groove, a limiting ring is fixedly connected to one end, far away from the annular groove, of the first springs, an annular sealing ring is fixedly connected to the outer surface of the limiting ring, a mounting plate is fixedly connected to the front side of the second duct, a hinge seat is fixedly connected to the front side of the mounting plate, a pressing plate is hinged to the hinge seat, a trapezoid block is fixedly connected to the rear side of the pressing plate, a clamping seat is fixedly connected to the front side of the first duct, after the first duct and the second duct are connected, locking can be carried out, and poor sealing effect caused by loosening is prevented.

Description

Ventilating duct sealing structure

Technical Field

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

Background

The air duct is a metal or composite pipeline for ventilation and air conditioning engineering of industrial and civil buildings, is a municipal infrastructure for reducing harmful gas concentration in order to circulate air, is mainly applied to industrial and building engineering, and mainly relates to the application fields: the electronic industry dust-free factory building clean system, medical food aseptic workshop clean system, central air conditioning system of hotel, market hospital, mill and office building, exhaust pipe such as dust removal, smoke discharging, oil absorption etc. for industrial pollution control, industry environment or post comfort suitable blast pipe, gas system for gas extraction in colliery mine environment control, air supply and return system for colliery mine environment control etc.. In ventilation duct applications, a split-flow ventilation duct is needed to meet the gas split-flow requirements required for job production.

The sealing performance of the connecting part of the prior ventilating duct is insufficient during fixed installation, so that the air leakage is easy to occur at the sealing part during use, the air quantity reaching the target position is reduced, and the ventilating effect of the ventilating duct is deteriorated.

Disclosure of Invention

The present utility model is directed to a ventilation duct sealing structure, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a ventilation pipe seal structure, includes first pipeline and second pipeline, the left surface fixedly connected with screwed pipe of second pipeline, the equal fixed cover of the surface of the opposite one side of first pipeline and second pipeline is equipped with solid fixed ring, the ring channel has been seted up to gu the surface of fixed ring, the inner wall fixedly connected with of ring channel a plurality of first springs, the one end fixedly connected with spacing ring of ring channel is kept away from to first spring, the surface fixedly connected with ring seal of spacing ring, the front side fixedly connected with mounting panel of second pipeline, the front side fixedly connected with articulated seat of mounting panel, articulated the last clamp plate that has of articulated seat, the rear side fixedly connected with trapezium piece of clamp plate, the front side fixedly connected with cassette of first pipeline.

Preferably, the inner wall of the first pipeline is provided with threads, and the threads are in threaded connection with the external threads of the threaded pipe.

Preferably, the front side of the first pipeline is provided with a thread-shaped groove, the rear side of the second pipeline is fixedly connected with a thread-shaped plate, and the thread-shaped groove and the thread-shaped plate are mutually matched.

Preferably, the mounting panel is Z type structure setting, the front side fixedly connected with arc pole of mounting panel, the arc wall has been seted up to the lower surface of clamp plate, the inner wall fixedly connected with second spring in arc wall, second spring and arc pole fixed connection, just arc pole and arc wall looks adaptation.

Preferably, the two corresponding sealing rings are symmetrically arranged, and the sealing rings extend to the outer side of the annular groove.

Preferably, the clamping seat is positioned at the left side of the thread-shaped groove, and the clamping seat is matched with the trapezoid block.

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

1. the utility model has simple structure, after the first pipeline is aligned with the second pipeline, the second pipeline is rotated at the moment, so that the threaded pipe is in threaded connection with the threads, after the threaded pipe is rotated to a certain extent at the moment, the threaded groove and the threaded plate are in an adaptive state, the connection tightness can be improved, when the threaded plate moves to the inner side of the threaded groove, the first pipeline and the second pipeline are in a stable connection state at the moment, and simultaneously, two symmetrical sealing rings are in a laminating state, and the two symmetrical sealing rings are tightly laminated through the elastic action of the two symmetrical first springs, so that the effect of good sealing effect is achieved;

2. according to the utility model, after the first pipeline is connected with the second pipeline, the trapezoid block moves to the front side of the clamping seat, and the second spring resets, so that the trapezoid block enters the clamping seat, and the first pipeline and the second pipeline can be locked after being connected, so that the stability is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.

Fig. 3 is a right side structural schematic diagram of the first pipeline according to the present utility model.

Fig. 4 is a schematic view of a platen structure according to the present utility model.

Fig. 5 is an enlarged view of the structure of fig. 4B according to the present utility model.

In the figure: 1. a first pipe; 2. a second pipe; 3. a threaded tube; 4. a thread; 5. a fixing ring; 6. an annular groove; 7. a first spring; 8. a limiting ring; 9. an annular seal ring; 10. a thread-like groove; 11. a mounting plate; 12. a hinge base; 13. a pressing plate; 14. a trapezoid block; 15. a clamping seat; 16. an arc-shaped rod; 17. an arc-shaped groove; 18. and a second spring.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

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.

Example 1

Referring to fig. 1-5, an embodiment of the present utility model is provided: the utility model provides a ventilation duct seal structure, including first pipeline 1 and second pipeline 2, the left surface fixedly connected with screwed pipe 3 of second pipeline 2, the equal fixed cover of surface of the opposite one side of first pipeline 1 and second pipeline 2 is equipped with solid fixed ring 5, ring channel 6 has been seted up to the surface of gu fixed ring 5, the inner wall fixedly connected with of ring channel 6 a plurality of first springs 7, the one end fixedly connected with spacing ring 8 of ring channel 6 is kept away from to first spring 7, the surface fixedly connected with ring seal 9 of spacing ring 8, the front side fixedly connected with mounting panel 11 of second pipeline 2, the front side fixedly connected with articulated seat 12 of mounting panel 11, articulated on the articulated seat 12 have clamp plate 13, the rear side fixedly connected with trapezium piece 14 of clamp plate 13, the front side fixedly connected with cassette 15 of first pipeline 1.

Wherein, the inner wall of first pipeline 1 is equipped with screw thread 4, screw thread 4 is threaded connection with the external screw thread of screwed pipe 3, screw thread form groove 10 has been seted up to the front side of first pipeline 1, the rear side fixedly connected with screw thread form board of second pipeline 2, and screw thread form groove 10 and screw thread form board adaptation each other, mounting panel 11 is Z type structure setting, the front side fixedly connected with arc pole 16 of mounting panel 11, arc groove 17 has been seted up to the lower surface of clamp plate 13, the inner wall fixedly connected with second spring 18 of arc groove 17, second spring 18 and arc pole 16 fixed connection, and arc pole 16 and arc groove 17 looks adaptation, two sealing washer 9 that correspond are the symmetry setting, and sealing washer 9 all extend to the outside of ring channel 6, cassette 15 is located the left side of screw thread form groove 10, and cassette 15 and trapezoidal piece 14 looks adaptation.

Working principle: after aligning first pipeline 1 and second pipeline 2, rotate second pipeline 2 this moment, make screwed pipe 3 and screw thread 4 threaded connection, rotate after a certain degree this moment, screw thread form groove 10 and screw thread form board are in the adaptation state this moment, can improve the compactness of connection, after screw thread form board removes the inboard of screw thread form groove 10, first pipeline 1 and second pipeline 2 are in stable connection state this moment, simultaneously two symmetrical sealing washer 9 are the laminating state, through the elastic action of two sets of symmetrical first springs 7, make two symmetrical sealing washer 9 closely laminate, play sealed effectual effect, after first pipeline 1 is connected with second pipeline 2, trapezoidal piece 14 removes to the front side of cassette 15 this moment, second spring 18 resets this moment, make trapezoidal piece 14 get into the inside of cassette 15, thereby can lock after first pipeline 1 and second pipeline 2 are connected and die, improve stability.

The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a ventilation duct seal structure, includes first pipeline (1) and second pipeline (2), its characterized in that: the left surface fixedly connected with screwed pipe (3) of second pipeline (2), the equal fixed cover of surface of first pipeline (1) and second pipeline (2) opposite side is equipped with solid fixed ring (5), ring channel (6) have been seted up to the surface of gu fixed ring (5), the inner wall fixedly connected with of ring channel (6) a plurality of first springs (7), the one end fixedly connected with spacing ring (8) of ring channel (6) are kept away from to first spring (7), the surface fixedly connected with ring seal (9) of spacing ring (8), the front side fixedly connected with mounting panel (11) of second pipeline (2), the front side fixedly connected with articulated seat (12) of mounting panel (11), articulated on articulated seat (12) have clamp plate (13), the rear side fixedly connected with trapezoidal piece (14) of clamp plate (13), the front side fixedly connected with cassette (15) of first pipeline (1).

2. A vent conduit sealing structure in accordance with claim 1, wherein: the inner wall of the first pipeline (1) is provided with threads (4), and the threads (4) are in threaded connection with external threads of the threaded pipe (3).

3. A vent conduit sealing structure in accordance with claim 1, wherein: the front side of the first pipeline (1) is provided with a thread-shaped groove (10), the rear side of the second pipeline (2) is fixedly connected with a thread-shaped plate, and the thread-shaped groove (10) is mutually matched with the thread-shaped plate.

4. A vent conduit sealing structure in accordance with claim 1, wherein: the mounting plate (11) is Z-shaped structure setting, the front side fixedly connected with arc pole (16) of mounting plate (11), arc wall (17) have been seted up to the lower surface of clamp plate (13), the inner wall fixedly connected with second spring (18) of arc wall (17), second spring (18) and arc pole (16) fixed connection, just arc pole (16) and arc wall (17) looks adaptation.

5. A vent conduit sealing structure in accordance with claim 1, wherein: the two corresponding sealing rings (9) are symmetrically arranged, and the sealing rings (9) extend to the outer side of the annular groove (6).

6. A vent conduit sealing structure according to claim 3, wherein: the clamping seat (15) is positioned at the left side of the thread-shaped groove (10), and the clamping seat (15) is matched with the trapezoid block (14).