CN215410202U - Air pressure releasing device for air duct - Google Patents

Abstract

The utility model discloses an air pressure release device of an air sleeving pipe, which comprises a main body and the air sleeving pipe, wherein two sides of the main body are communicated with the air sleeving pipe, a central cross rod is fixedly connected between two sides of the inner wall of the main body, the top and the bottom of the central cross rod are respectively and fixedly connected with two symmetrically arranged telescopic rods, the tail ends of the two telescopic rods extend to the outer side of the main body and are respectively and fixedly connected with a sealing mechanism, second sealing gaskets are respectively arranged at the top and the bottom of the main body, clamping blocks are fixedly connected at the top and the bottom of two sides of the main body, clamping grooves are formed in the clamping blocks, the sealing mechanism comprises an outer plate, a first sealing gasket is fixedly arranged at one side of the outer plate, which is close to the main body, and a sealing strip is arranged at the outer side position of the first sealing gasket on the surface of one side of the outer plate, which is close to the main body. In short, this application technical scheme has not only promoted the efficiency of atmospheric pressure release, and it is convenient to install, has saved manpower and materials, still possesses good leakproofness.

Description

Air pressure releasing device for air duct

Technical Field

The utility model relates to the technical field of air pressure release devices, in particular to an air pressure release device for an air sleeving pipe.

Background

The air pipe sleeving is a pipeline system for air conveying and distribution, and comprises a composite air pipe and an inorganic air pipe, wherein the composite air pipe is represented by a Durkduct air pipe and can be classified according to the cross section shape and the material, the air pipe is made of a stainless steel air pipe by coating sealant (such as neutral glass cement) at gaps such as seaming gaps, rivet gaps, flange flanging four corners and the like, surface dust and oil dirt are removed before the sealant is coated, the air pipe can be divided into a circular air pipe, a rectangular air pipe and an oblate air pipe according to the cross section shape, the circular air pipe has the smallest resistance but the largest height dimension and is complex to manufacture, so the air pipe mainly comprises the rectangular air pipe, the air pipe can be divided into a metal air pipe, a composite air pipe and a polymer air pipe according to the material, and the air pressure in the air pipe sleeving needs to be released if the air pipe is too large in certain specific use scenes during the air conveying process of the air pipe sleeving, the conventional air pressure release device of the air sleeve pipe is generally communicated with the air sleeve pipe specially used for releasing pressure, then a valve is installed, and the pressure is manually released, so that the following defects exist:

firstly, the method comprises the following steps: the manual pressure relief efficiency is low, manpower and material resources are consumed, debugging of different installed pressure relief valves is required according to different scenes, and the operation is complex;

II, secondly: the existing air pressure release device of the air sleeving pipe is easy to generate air leakage after being used for a long time, so that certain adverse effect can be caused to the use of the air sleeving pipe when pressure release is not needed, and the use effect of the air sleeving pipe is reduced;

in view of the above, a new air pressure releasing device for an air sleeve pipe is needed.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides an air pressure releasing device of an air sleeving pipe, which solves the problems that the existing air pressure releasing device of the air sleeving pipe is low in efficiency, consumes manpower and material resources and is easy to generate air leakage.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a cover tuber pipe atmospheric pressure release, includes main part and cover tuber pipe, the both sides of main part are linked together with the cover tuber pipe, fixedly connected with central horizontal pole between the both sides of main part inner wall to the top of central horizontal pole and the telescopic link that two symmetries of bottom difference fixedly connected with set up, two the end of telescopic link all extends to the outside of main part and equal fixedly connected with sealing mechanism, the top and the bottom of main part all are provided with the sealed pad of second, the top and the equal fixedly connected with fixture block in bottom position of main part both sides, the draw-in groove has been seted up to the inside of fixture block.

Preferably, sealing mechanism includes the planking, one side fixed mounting that is close to the main part of planking has first sealed pad, the planking is close to the surface of one side of main part and is located the outside position of first sealed pad and installs the sealing strip to but sealing strip and draw-in groove match the joint and form inclosed.

Preferably, the surface of the main body is provided with a maintenance cover plate, the surface of the maintenance cover plate is provided with a fixing bolt, a threaded hole is formed in the central cross rod, and the part of the fixing bolt extending into the main body is in threaded connection with the threaded hole.

Preferably, the surface of the second gasket is uniformly provided with a plurality of pressure release holes, and the pressure release holes communicate the inside of the body with the outside.

Preferably, the body is made of stainless steel.

Advantageous effects

The utility model provides an air pressure releasing device of an air sleeving pipe. Compared with the prior art, the method has the following beneficial effects:

1: this set of tuber pipe atmospheric pressure release through setting up the telescopic link, drives sealing mechanism and carries out outside or inside motion, and when sealing mechanism outside motion, the inside air of main part is released away through the hole of releasing pressure, and when sealing mechanism inside motion stops the release pressure, has promoted the efficiency of atmospheric pressure release like this, and it is convenient to install, has saved manpower and materials.

2: this set of tuber pipe atmospheric pressure release through sealing mechanism inward movement, in the inside draw-in groove of fixture block is inserted to the sealing strip to first sealed pad inwards compacts the second sealing pad and forms sealedly, and such setting makes sealing performance good, prevents that the condition of gas leakage from taking place.

In short, this application technical scheme has not only promoted the efficiency of atmospheric pressure release, and it is convenient to install, has saved manpower and materials, still possesses good leakproofness.

Drawings

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

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

FIG. 3 is a schematic view of a second gasket of the present invention;

in the figure: 1. a main body; 2. sleeving an air pipe; 3. fixing the bolt; 4. maintaining the cover plate; 5. a telescopic rod; 6. a sealing mechanism; 61. an outer plate; 62. a first gasket; 63. a sealing strip; 7. a second gasket; 8. a clamping block; 81. a card slot; 9. a central crossbar; 91. a threaded hole; 10. a pressure relief vent.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those 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 in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a cover tuber pipe atmospheric pressure release, including main part 1 and cover tuber pipe 2, the both sides of main part 1 are linked together with cover tuber pipe 2, fixedly connected with central horizontal pole 9 between the both sides of 1 inner wall of main part, and the top of central horizontal pole 9 and the telescopic link 5 that two symmetries of bottom difference fixedly connected with set up, the end of two telescopic links 5 all extends to the outside of main part 1 and equal fixedly connected with sealing mechanism 6, the top and the bottom of main part 1 all are provided with the sealed 7 of pad of second, the top and the equal fixedly connected with fixture block 8 of bottom position of 1 both sides of main part, draw-in groove 81 has been seted up to the inside of fixture block 8.

Further, sealing mechanism 6 includes planking 61, the one side fixed mounting that is close to main part 1 of planking 61 has first sealed 62, the surface that planking 61 is close to one side of main part 1 and be located the outside position of first sealed 62 and install sealing strip 63, and sealing strip 63 and draw-in groove 81 can match the joint and form sealedly, sealing mechanism 6 is inside to be moved, sealing strip 63 inserts in the inside draw-in groove 81 of fixture block 8, and the inside compaction second of first sealed 62 fills up 7 and forms sealedly, such setting makes sealing performance good, prevent that the condition of gas leakage from taking place.

Further, the surface of main part 1 is provided with maintenance apron 4 to the surface mounting of maintenance apron 4 has fixing bolt 3, threaded hole 91 has been seted up to the inside of central horizontal pole 9, fixing bolt 3 extends to the inside part of main part 1 and threaded hole 91 threaded connection, also be provided with the rubber sealing layer between maintenance apron 4 and the main part 1, when not needing the maintenance, maintenance apron 4 does not need to bump, when needing to maintain, through not hard up fixing bolt 3, then open maintenance apron 4 and maintain.

Further, the surface of the second gasket 7 is uniformly provided with a plurality of pressure release holes 10, and the pressure release holes 10 communicate the inside of the main body 1 with the outside.

Further, the main body 1 is made of stainless steel, which has the advantages of long service life and good stability.

And those not described in detail in this specification are well within the skill of those in the art.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (5)

1. The utility model provides a set tuber pipe atmospheric pressure release, includes main part (1) and set tuber pipe (2), its characterized in that: the both sides of main part (1) are linked together with set tuber pipe (2), fixedly connected with central horizontal pole (9) between the both sides of main part (1) inner wall to the top of central horizontal pole (9) and bottom are telescopic link (5) that two symmetries of fixedly connected with set up respectively, two the end of telescopic link (5) all extends to the outside of main part (1) and equal fixedly connected with sealing mechanism (6), the top and the bottom of main part (1) all are provided with the sealed pad (7) of second, the top and the equal fixedly connected with fixture block (8) of bottom position of main part (1) both sides, draw-in groove (81) have been seted up to the inside of fixture block (8).

2. The air pressure release device of the air hose according to claim 1, wherein: sealing mechanism (6) include planking (61), one side fixed mounting that is close to main part (1) of planking (61) has first sealed pad (62), surface that planking (61) are close to one side of main part (1) and the outside position that is located first sealed pad (62) install sealing strip (63) to sealing strip (63) and draw-in groove (81) can match the joint and form inclosed.

3. The air pressure release device of the air hose according to claim 1, wherein: the surface of main part (1) is provided with maintenance apron (4) to the surface mounting of maintenance apron (4) has fixing bolt (3), screw hole (91) are seted up to the inside of central authorities horizontal pole (9), the part and screw hole (91) threaded connection of the inside part that extends to main part (1) of fixing bolt (3).

4. The air pressure release device of the air hose according to claim 1, wherein: the surface of the second sealing gasket (7) is uniformly provided with a plurality of pressure relief holes (10), and the pressure relief holes (10) communicate the inside with the outside of the main body (1).

5. The air pressure release device of the air hose according to claim 1, wherein: the main body (1) is made of stainless steel.

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