CN219102308U

CN219102308U - Be suitable for tuber pipe connection structure in narrow space

Info

Publication number: CN219102308U
Application number: CN202320153274.9U
Authority: CN
Inventors: 陈志勇; 郑鸿铃; 陈志诚
Original assignee: Fujian Yunding Technology Co ltd
Current assignee: Fujian Yunding Technology Co ltd
Priority date: 2023-02-03
Filing date: 2023-02-03
Publication date: 2023-05-30
Anticipated expiration: 2033-02-03

Abstract

The utility model provides an air duct connecting structure suitable for a narrow space, which comprises a sealing piece, a first connecting part, a second connecting part and a fixing piece, wherein the first connecting part comprises a first connecting piece and a second connecting piece, the second connecting part comprises a third connecting piece and a fourth connecting piece, when the air duct connecting structure is used, a female buckle of the first connecting piece is buckled with a male buckle of the second connecting piece, a nut bolt is matched with the third connecting piece and the fourth connecting piece to fasten the third connecting piece and the fourth connecting piece through threaded holes, and the air duct connecting structure only needs to fasten an air duct unilaterally through bolts and nuts so as to be convenient for being applied to installation of the narrow space such as a three-sided shear wall; the fastening mode of the buckle type is matched with bolt and nut fastening, so that the requirement on machining precision is not high, the machining difficulty is reduced, and the production cost is reduced.

Description

Be suitable for tuber pipe connection structure in narrow space

Technical Field

The utility model relates to an air duct connecting structure, in particular to an air duct connecting structure applicable to a narrow space.

Background

The ventilating duct is also called an air pipe, is a metal or composite pipeline for ventilation and air conditioning engineering of industrial and civil buildings, is mainly applied to industrial and building engineering, and is characterized in that the air pipe can be selectively arranged in a vertical shaft in the design process of a plurality of buildings, one to three shear walls are arranged around the vertical shaft, the shear walls are synchronously constructed along with a building main body, the air pipe in the vertical shaft needs to be installed in a later period, and the air pipe installation difficulty is high due to the existence of the shear walls. The utility model discloses a pipe well tuber pipe connection structure that is suitable for narrow space as in application number 202022316487.8, as shown in the first figure, can solve present installation difficult problem, has reduced construction cost and has improved the efficiency of construction, but still has some still problems: because of adopting the push-in structure, the processing precision of the groove structural member is required to be high, the sealing effect of the air pipe is affected by the overlarge gap of the groove, and the air pipe cannot be installed if the gap is too small.

Disclosure of Invention

The utility model provides an air duct connecting structure applicable to a narrow space, which can effectively solve the problems.

The utility model is realized in the following way:

an air duct connecting structure suitable for a narrow space comprises an air duct, wherein one end of the air duct is provided with a top flange, the other end is provided with a bottom flange which is mutually matched,

two groups of upper fixing holes which are respectively positioned on two symmetrical side surfaces are formed in one side, close to the top flange, of the air pipe, lower fixing holes are respectively formed in four side surfaces, close to the bottom flange, of the air pipe, and sealing elements which are respectively arranged between the bottom flange and the top flange in a cushioning mode are connected to the four groups of lower fixing holes;

the top flange and the bottom flange are also provided with a connecting and fastening part used for connecting and fastening the top flange and the bottom flange:

the first connecting part comprises a first connecting piece and a second connecting piece which are matched with each other, the first connecting piece is connected to an upper fixing hole on one side of the air pipe, the second connecting piece is connected to a lower fixing hole on the same side as the first connecting piece, and a female buckle is arranged at the tail end of the first connecting piece;

the second connecting part comprises a third connecting piece and a fourth connecting piece, wherein the third connecting piece is connected to an upper fixing hole on the symmetrical side face of the first connecting piece, the fourth connecting piece is connected to a lower fixing hole on the same side of the third connecting piece, and the second connecting piece is provided with a male buckle matched with the female buckle.

The height of the buckling position of the female buckle is lower than that of the top flange, the bottom flange, the sealing element and the male buckle, the height of the third connecting element and the height of the fourth connecting element connecting fixing groove are lower than that of the top flange, the bottom flange and the sealing element, the female buckle is in interference fit, the sealing element is made of elastic silica gel, and the female buckle is arranged between two sections of air pipes and extruded to improve the sealing performance.

As a further improvement, two sets of lower fixing holes on the side surfaces between the second connecting piece and the fourth connecting piece are connected with fixing pieces, the fixing pieces are used for fixing the sealing piece on the air pipe, and one end of the sealing piece is provided with a groove matched with the bottom flange.

As a further improvement, the fixing piece is an L-shaped corner piece and is used for fixing the sealing piece and limiting the displacement of the sealing piece.

As a further improvement, the third and fourth connecting members are provided with bolt holes for fastening the third and fourth connecting members using bolts and nuts.

The beneficial effects of the utility model are as follows:

the female buckle of the first connecting piece is buckled with the male buckle of the second connecting piece, the third connecting piece and the fourth connecting piece are fastened through threaded holes in a nut-bolt fit manner, and the installation connecting structure only needs to fasten a single side of the air pipe through bolts and nuts so as to be convenient for installation and arrangement in narrow spaces such as three-side shear walls; the fastening mode of the buckle type is matched with bolt and nut fastening, so that the requirement on machining precision is not high, the machining difficulty is reduced, and the production cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a connection structure of a well air pipe applicable to a narrow space, with application number 202022316487.8.

Fig. 2 is a perspective view provided by an embodiment of the present utility model.

Fig. 3 is a schematic illustration of the use provided by an embodiment of the present utility model.

Fig. 4 is a perspective view of an air duct according to an embodiment of the present utility model.

Fig. 5 is a perspective view of a seal provided by an embodiment of the present utility model.

Fig. 6 is a front view provided by an embodiment of the present utility model.

Fig. 7 is a left side view provided by an embodiment of the present utility model.

Fig. 8 is a cross-sectional view of A-A in fig. 6.

Fig. 9 is a cross-sectional view of B-B of fig. 7.

Fig. 10 is an enlarged view at a in fig. 9.

Fig. 11 is a perspective view of a third connector according to an embodiment of the present utility model.

Fig. 12 is a perspective view of a fourth connector according to an embodiment of the present utility model.

Fig. 13 is an enlarged view at B in fig. 9.

Fig. 14 is an enlarged view at C in fig. 8.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

In the description of the present utility model, 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 or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The air duct connecting structure suitable for the narrow space is shown in fig. 2-3, and comprises a sealing element 4, a first connecting part 5, a second connecting part 6 and a fixing element 7.

As shown in fig. 4, two groups of upper fixing holes 101 respectively located on two symmetrical sides are formed on one side, close to the top flange 2, of the original air pipe 1, and lower fixing holes 102 are formed on four sides, close to the bottom flange 3.

As shown in fig. 5, the end of the sealing element 4 is provided with a groove 401, the groove 401 is adapted to the bottom flange 3 and is connected and fixed with the pipe wall of the air pipe 1 through the lower fixing hole 104, when the first air pipe 1 is in butt joint with the second air pipe 1, the end of the sealing element 4 is arranged between the bottom flange 3 and the top method 2, the sealing element 4 is made of elastic silica gel material, is arranged between the two air pipes and is extruded to improve the tightness, and secondly, because the sealing element 4 has elasticity, the precision requirement of a part adapted to the sealing element is not high, if the buckling position of the box 503 is slightly smaller than the original set value, the box 504 can be buckled with the box 503 through extruding the sealing element 4, and if the height is slightly larger than the set value, the box 503 and the box 504 are buckled with the box 504 can not influence the tightness of the joint because the original set value is in a compressed state.

As shown in fig. 6 to 9, the first connection part 5 includes a first connection member 501 and a second connection member 502, and the second connection part 6 includes a third connection member 601 and a fourth connection member 602.

The end of the first connecting piece 501 is provided with a male buckle 504, the end of the second connecting piece 502 is provided with a female buckle 503, the connecting mode is shown in fig. 10, the first connecting piece 501 is fixed on the upper fixing hole 103 through bolts and nuts, the sealing piece 4 is arranged between the pipe wall of the air pipe 1 and the second connecting piece 502, the second connecting piece 502 and the sealing piece 4 are fixed on the lower fixing hole 104 through bolts and nuts, the sealing piece 4 is fixed while the second connecting piece 502 is fixed through bolts and nuts, the sealing piece 4 is prevented from being shifted, the buckling position of the female buckle 503 is lower than the total height of the top flange 2, the bottom flange 3, the sealing piece 4 and the male buckle 504, and when the sealing piece 4 is assembled, the sealing piece 4 is a flexible fitting because the female buckle 503, the top flange 2, the bottom flange 3 and the male buckle 504 are rigid fittings, and the sealing piece 4 are extruded to deform, and the sealing performance of the joint is enhanced.

As shown in fig. 11 and 12, bolt holes 603 are formed at the ends of the third connecting member 601 and the fourth connecting member 602, and fixing grooves 604 are formed near the ends. The third connecting piece 601 and the fourth connecting piece 602 are connected with the bolt hole 603 through the bolt and the nut, so that the third connecting piece 601 and the fourth connecting piece 602 are connected, the connection mode is as shown in fig. 13, the total height of the fixing groove 604 is lower than that of the top flange 2, the bottom flange 3 and the sealing piece 4, the fixing groove 604, the top flange 2 and the bottom flange 3 are rigid fittings, the sealing piece 4 is a flexible fitting, the sealing piece 4 is extruded to deform, the tightness of the connection part is enhanced, the connecting structure only needs to fasten a single side of an air pipe through the bolt and the nut, and the connecting structure is easier to operate when being applied to a three-sided shear wall.

The fixing piece 7 is an L-shaped corner piece and is arranged on two side faces of the air pipe 1, the sealing piece 4 is arranged between the fixing piece 7 and the pipe wall of the air pipe 1, and the fixing piece 7 is used for fixing the sealing piece 4 to prevent the sealing piece 4 from shifting.

Working principle:

when the air duct is used, the first connecting piece and the third connecting piece are fastened to the upper fixing hole on the air duct wall through the bolts and the nuts, the second connecting piece, the fourth connecting piece, the sealing piece and the fixing piece are fastened to the lower fixing hole on the air duct wall through the bolts and the nuts, the female buckle of the first connecting piece is buckled with the male buckle of the second connecting piece, and then the third connecting piece and the fourth connecting piece are fastened through the threaded holes through the bolts and the nuts in a matched mode, so that the air duct is connected.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides an air pipe connecting structure suitable for narrow space, which comprises an air pipe (1), wherein one end of the air pipe (1) is provided with a top flange (2), and the other end is provided with a bottom flange (3) which is mutually matched with the air pipe,

two groups of upper fixing holes (101) which are respectively positioned on two symmetrical side surfaces are formed in one side, close to the top flange (2), of the air pipe (1), lower fixing holes (102) are respectively formed in four side surfaces, close to the bottom flange (3), of the air pipe, and the four groups of lower fixing holes (102) are respectively connected with sealing elements (4) which are respectively arranged between the bottom flange (3) and the top flange (2) in a cushioning mode;

the top flange (2) and the bottom flange (3) are also provided with a connecting and fastening part between the two parts:

the air duct comprises a first connecting part (5), wherein the first connecting part (5) comprises a first connecting piece (501) and a second connecting piece (502) which are matched with each other, the first connecting piece (501) is connected to an upper fixing hole (101) on one side of the air duct (1), the second connecting piece (502) is connected to a lower fixing hole (102) on the same side as the first connecting piece (501), and a female buckle (503) is arranged at the tail end of the first connecting piece (501);

second connecting portion (6), second connecting portion (6) include third connecting piece (601), fourth connecting piece (602), third connecting piece (601) connect in with last fixed orifices (101) of first connecting piece (501) symmetry side, fourth connecting piece (602) connect in with lower fixed orifices (102) of third connecting piece (601) same one side, second connecting piece (502) set up with box (503) looks adaptation pin thread (504), third connecting piece (601) with fourth connecting piece (602) all are equipped with fixed slot (604) near the end.

2. The air duct connecting structure applicable to narrow spaces according to claim 1, wherein the fastening position of the female fastener (503) is lower than the heights of the top flange (2), the bottom flange (3), the sealing element (4) and the male fastener (504), the heights of the connecting fixing grooves (604) of the third connecting element (601) and the fourth connecting element (602) are lower than the heights of the top flange (2), the bottom flange (3) and the sealing element (4), the air duct connecting structure belongs to interference fit, and the sealing element (4) is made of elastic silica gel material, is arranged between two air ducts and is extruded to improve tightness.

3. The air duct connecting structure applicable to narrow spaces according to claim 1, characterized in that two groups of lower fixing holes (102) positioned on the side surfaces between the second connecting piece (502) and the fourth connecting piece (602) are connected with fixing pieces (7), the fixing pieces (7) are used for fixing sealing pieces (4) on the air duct (1), and one end of each sealing piece (4) is provided with a groove (401) matched with the bottom flange (3).

4. A duct connection structure for a confined space according to claim 3, wherein the fixing member (7) is an L-shaped corner member for fixing the sealing member (4), and limiting the displacement of the sealing member (4).

5. The air duct connection structure applicable to narrow spaces according to claim 1, wherein the third connecting piece (601) and the fourth connecting piece (602) are provided with bolt holes (603), and the bolt holes (603) are used for fastening the third connecting piece (601) and the fourth connecting piece (602) by using bolts and nuts.