CN217422477U

CN217422477U - Fresh air pipe internal fixing and connecting structure

Info

Publication number: CN217422477U
Application number: CN202221017237.7U
Authority: CN
Inventors: 金建强; 冯济斌; 陈江慧
Original assignee: Linhai Weixing New Building Materials Co Ltd
Current assignee: Linhai Weixing New Building Materials Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-13
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses a fresh air pipe internal fixing connection structure, which comprises a fresh air pipe, a female thread connecting piece and a male thread connecting piece, wherein the male thread connecting piece comprises a male thread connecting piece main body, one end part of the male thread connecting piece main body is provided with a flange, the other end of the male thread connecting piece main body is provided with a first connecting cap, the first connecting cap is internally provided with a hollow structure, the female thread connecting piece comprises a female thread connecting piece main body, one end of the female thread connecting piece main body is provided with a second connecting cap matched with the first connecting cap, the other end of the female thread connecting piece main body is provided with a hexagon end part, the second connecting cap is internally provided with a step, an outside pipe fixing piece is arranged on the step, one end part of the fresh air pipe is arranged in the outside pipe fixing piece, the female thread connecting piece and the male thread connecting piece are connected with the second connecting cap through the first connecting cap, a sealing ring is arranged on the matching surface of the outside pipe fixing piece and the male thread connecting piece, the sealing ring is fixed through a fixing mechanism, the connection failure problems of pipe fitting falling off and the like caused by the interference of most external factors are avoided, has the characteristics of reasonable structural design and high safety.

Description

Fresh air pipe internal fixing and connecting structure

Technical Field

The utility model relates to a new trend pipe installation technical field, concretely relates to new trend intraductal fixed connection structure.

Background

Present fresh air pipe and pipe fitting pass through the clamp connection, and current connected mode is all outside, has higher risk to be destroyed by various external factors and leads to the emergence of connecting inefficacy, fresh air pipe scheduling problem that drops.

SUMMERY OF THE UTILITY MODEL

In view of the problem that prior art exists, the utility model aims to provide a fixed connection structure in new trend pipe has avoided the pipe fitting that most external factors disturbed and lead to drop etc. and connects the inefficacy problem, this real neotype inside fixed connection mode, unable direct outside dismantlement, safe and reliable promotes greatly.

The technical scheme of the utility model as follows:

a fresh air pipe internal fixed connection structure comprises a fresh air pipe, a female thread connecting piece and a male thread connecting piece, wherein the male thread connecting piece comprises a male thread connecting piece main body, one end part of the male thread connecting piece main body is provided with a flange, the other end of the male thread connecting piece main body is provided with a first connecting cap, the inside of the first connecting cap is of a hollow structure, the female thread connecting piece comprises a female thread connecting piece main body, one end of the female thread connecting piece main body is provided with a second connecting cap matched with the first connecting cap, the other end of the female thread connecting piece main body is provided with a hexagonal end part, a step is arranged in the second connecting cap, an external pipe fixing piece is arranged on the step, one end part of the fresh air pipe is arranged in the external pipe fixing piece, the female thread connecting piece and the male thread connecting piece are connected with the second connecting cap through the first connecting cap, sealing rings are arranged on matching surfaces of the external pipe fixing piece and the male thread connecting piece, and are fixed through a fixing mechanism, constitute the interior fixed connection structure of new trend pipe.

Furthermore, the sealing ring comprises a ring body, a first annular protrusion and a second annular protrusion are arranged on the inner wall of the ring body along the circumferential direction, a groove is formed between the first annular protrusion and the second annular protrusion, and a port of the ring body extends outwards.

Further, the fixing mechanism comprises a fastening steel ring and a clamping fixing block, the fastening steel ring is fixed in the clamping groove, and the fastening steel ring is fixed in the sealing ring through the clamping fixing block.

Furthermore, a clamping fixed block mounting groove matched with the clamping fixed block is formed in the matching position of the inner wall of the sealing ring and the clamping fixed block.

And the fresh air pipe is connected with the external pipe fixing piece through the external pipe sealing gasket.

Furthermore, the internal structure of the external sealing gasket is matched with the outer surface of the fresh air pipe, and the outer surface of the external sealing gasket is matched with the inner wall of the external fixing piece.

Further, the two external sealing gaskets are combined to surround the fresh air pipe.

Furthermore, the first connecting cap is externally provided with male threads, the inner wall of the second connecting cap is provided with female threads matched with the male threads, and the female thread connecting piece is connected with the male thread connecting piece through the female threads.

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

1) by adopting the technical scheme of the utility model, one end part of the fresh air pipe is arranged in the pipe external fixing piece, the female thread connecting piece and the male thread connecting piece are connected with the second connecting cap through the first connecting cap, wherein, the matching surface of the pipe external fixing piece and the male thread connecting piece is provided with the sealing ring, and the sealing ring is fixed through the fixing mechanism, thereby forming a fixed connecting structure in the fresh air pipe, and avoiding the connection failure problems of pipe fitting falling and the like caused by the interference of most external factors;

2) the novel air pipe in the utility model can lead the hose or the hard pipe to be flexible in pipeline design; the hose can be used in a place suitable for using the fresh air hose, and the hard pipe is used in a place suitable for using the fresh air hard pipe, so that the connection mode greatly improves the rationality of the pipeline, can optimize the design of the fresh air system pipeline, and improves the performance efficiency of the system;

3) the utility model has the characteristics of structural design is reasonable and the security is high.

Drawings

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

fig. 2 is a schematic structural view of the middle seal ring of the present invention;

FIG. 3 is a schematic structural view of a fastening steel ring of the present invention;

FIG. 4 is a schematic structural view of the middle male connection member of the present invention;

FIG. 5 is a schematic view of the structure of the female connection member of the present invention;

fig. 6 is a schematic structural diagram of the middle fixing block of the present invention.

In the figure: 1. a fresh air duct; 2. a female threaded connection; 201. a second connecting cap; 2011. a step; 2012. a female thread; 202. a hexagonal end portion; 3. an external pipe fixing member; 4. a seal ring; 401. a loop body; 4011. the first annular bulge; 4012. a second annular bulge; 4013. a groove; 4014. a clamping fixed block mounting groove; 5. an outer tubular sealing gasket; 6. a male threaded connection; 601. a flange; 602. a first connecting cap; 6021. a male thread; 7. fastening a steel ring; 8. screens fixed block.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of protection of the invention is not limited to the scope described.

As shown in fig. 1-6, a fixed connection structure in a fresh air duct comprises a fresh air duct 1, a female thread connector 2 and a male thread connector 6, wherein the male thread connector 6 comprises a male thread connector main body, one end of the male thread connector main body is provided with a flange 601 for matching with another male thread connector 6, the flange 601 is provided with 6 holes for fastening bolts, the other end of the flange is provided with a first connection cap 602, and the interior of the first connection cap 602 is of a hollow structure. Female threaded connection spare 2 includes female threaded connection spare main part, female threaded connection spare main part's one end be equipped with connect cap two 201 of first 602 assorted connection, its other end is equipped with hexagon tip 202, it has seted up step 2011 in cap two 201 to connect, be equipped with outside of tubes mounting 3 on the step 2011, a tip of new trend pipe 1 sets up in outside of tubes mounting 3, female threaded connection spare 2 and male threaded connection spare 6 are connected with cap two 201 through connecting cap one 602, connect cap one 602 and be equipped with male thread 6021 outward, connect two 201 inner walls of cap be equipped with male thread 6021 assorted female thread 2012, female threaded connection spare 2 is connected with male thread 6021 through female thread 2012 with male threaded connection spare 6.

Wherein the matching surface of the outer fixing piece 3 and the male thread connecting piece 6 is provided with a sealing ring 4, and the sealing ring 4 is fixed by a fixing mechanism to form a fixed connection structure in the fresh air pipe.

The utility model discloses a fixed connection structure in new trend pipe, fixed establishment is including fastening steel ring 7 and screens fixed block 8, in fastening steel ring 7 is fixed in recess 4013, in fastening steel ring 7 is fixed in sealing washer 4 through screens fixed block 8, the inner wall of sealing washer 4 is equipped with 8 assorted screens fixed block mounting grooves 4014 with 8 cooperation departments of screens fixed block, screens fixed block 8 is square piece in this example, compare in the connected mode of current sealing washer and buckle, fastening steel ring 7 fixed stay is more firm, new trend pipe 1 is difficult not hard up.

The utility model discloses a new trend intraductal fixed connection structure, sealing washer 4 include circle body 401, and circle body 401 inner wall is equipped with cyclic annular protruding 4011 and cyclic annular protruding two 4012 along the circumference direction, forms recess 4013 between cyclic annular protruding 4011 and the cyclic annular protruding two 4012, and a port of circle body 401 extends outwards, at the fitting surface of outside of tubes mounting 3 and male threaded connection spare 6, prevents that the air from leaking.

The utility model discloses a fixed connection structure in new trend pipe, including the sealed pad 5 of outside of tubes, the sealed pad 5 of outside of tubes sets up in outside of tubes mounting 3, and new trend pipe 1 is connected with outside of tubes mounting 3 through the sealed pad 5 of outside of tubes. The inner structure of the external sealing gasket 5 is matched with the outer surface of the fresh air pipe 1, and the outer surface of the external sealing gasket 5 is matched with the inner wall of the external fixing piece 3. The two external sealing gaskets 5 are combined to surround the fresh air pipe 1, so that air leakage is prevented.

With new tuber pipe 1 and pipe connection, adopt the hose to have construction cycle short, to the high advantage that requires lowly, the later stage installation of being convenient for is reformed transform of layer height, and the shortcoming lies in the air output greatly, but the windage is also big, and ventilation effect can be discounted, compares the hard tube and is not so firm.

The hard pipe has the advantages of firmness, durability, long-distance air supply, unobvious air quantity attenuation and the like, and has the defects of long construction, high cost and inconvenience in later-stage modification.

The utility model discloses an interior fixed connection structure can with hard tube or hose connection for pipeline design is more nimble. The hose can be used in the place that is fit for using the new trend hose, the hard tube is used in the place that is fit for using the new trend hard tube, and this connected mode has promoted the rationality of pipeline greatly, can optimize new trend system pipeline design, promotes system performance efficiency.

Specifically, firstly, the sealing ring 4 in the pipe is placed, the fastening steel ring 7 is placed in an inner groove of the sealing ring 4, the fastening steel ring 7 is spread by a hydraulic machine to a distance that the fastening steel ring 7 can be placed in the clamping fixed block 8, the clamping fixed block 8 is placed, and the hydraulic machine unloads the sealing ring; 2 external sealing gaskets 5 are coated on the fresh air pipe 1 circle, and are arranged in an external fixing piece 3, and the external fixing piece 2 is matched with the external fixing piece 6.

Claims

1. A fresh air pipe internal fixed connection structure is characterized by comprising a fresh air pipe (1), a female threaded connecting piece (2) and a male threaded connecting piece (6), wherein the male threaded connecting piece (6) comprises a male threaded connecting piece main body, one end of the male threaded connecting piece main body is provided with a flange (601), the other end of the male threaded connecting piece main body is provided with a first connecting cap (602), the first connecting cap (602) is internally provided with a hollow structure, the female threaded connecting piece (2) comprises a female threaded connecting piece main body, one end of the female threaded connecting piece main body is provided with a second connecting cap (201) matched with the first connecting cap (602), the other end of the female threaded connecting piece main body is provided with a hexagonal end part (202), a step (2011) is arranged in the second connecting cap (201), an external pipe fixing piece (3) is arranged on the step (2011), one end part of the fresh air pipe (1) is arranged in the external pipe fixing piece (3), female screw connector (2) and male screw connector (6) are connected through connecting cap one (602) and connecting cap two (201), and wherein the fitting surface of outside of tubes mounting (3) and male screw connector (6) is equipped with sealing washer (4), sealing washer (4) are fixed through fixed establishment, have constituted fresh air pipe internal fixation connection structure.

2. The fresh air pipe internal fixing and connecting structure as claimed in claim 1, wherein the sealing ring (4) comprises a ring body (401), the inner wall of the ring body (401) is provided with a first annular protrusion (4011) and a second annular protrusion (4012) along the circumferential direction, a groove (4013) is formed between the first annular protrusion (4011) and the second annular protrusion (4012), and a port of the ring body (401) extends outwards.

3. The fresh air duct internal fixing and connecting structure as claimed in claim 1, wherein the fixing mechanism comprises a fastening steel ring (7) and a clamping fixing block (8), the fastening steel ring (7) is fixed in the clamping groove (4013), and the fastening steel ring (7) is fixed in the sealing ring (4) through the clamping fixing block (8).

4. The fresh air duct internal fixing and connecting structure as claimed in claim 3, wherein a position where the inner wall of the sealing ring (4) is engaged with the position-fixing block (8) is provided with a position-fixing block mounting groove (4014) matched with the position-fixing block (8).

5. The fresh air duct internal fixing and connecting structure as claimed in claim 1, characterized by comprising an external sealing gasket (5), wherein the external sealing gasket (5) is arranged inside the external fixing member (3), and the fresh air duct (1) is connected with the external fixing member (3) through the external sealing gasket (5).

6. The fresh air duct internal fixing and connecting structure as claimed in claim 5, wherein the internal structure of the external sealing gasket (5) is matched with the external surface of the fresh air duct (1), and the external surface of the external sealing gasket (5) is matched with the internal wall of the external fixing piece (3).

7. The fresh air duct internal fixation structure as recited in claim 6, wherein two external gaskets (5) are combined to surround the fresh air duct (1).

8. The fresh air pipe inner fixing and connecting structure according to claim 1, wherein the first connecting cap (602) is externally provided with a male thread (6021), the inner wall of the second connecting cap (201) is provided with a female thread (2012) matched with the male thread (6021), and the female thread connecting piece (2) and the male thread connecting piece (6) are connected with the male thread (6021) through the female thread (2012).