CN213576147U

CN213576147U - Lining is restoreed to exhaust duct with a plurality of 90 degrees bent angles

Info

Publication number: CN213576147U
Application number: CN202021969419.5U
Authority: CN
Inventors: 孙大为; 孙跃平; 马中伟; 杨后军; 林健康
Original assignee: HAINING GUANLI TECHNOLOGY NEW MATERIALS CO LTD
Current assignee: HAINING GUANLI TECHNOLOGY NEW MATERIALS CO LTD
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-06-29
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses an inside lining is restoreed to exhaust duct with a plurality of 90 degrees bent angles relates to pipeline restoration technical field, including connecting the elbow, the terminal surface middle part fixedly connected with connecting pipe of connecting the elbow, the inner chamber of connecting pipe and the inner chamber intercommunication of connecting the elbow, the one end of connecting pipe is provided with the sleeve pipe elbow, the equal fixedly connected with screwed pipe in side of connecting elbow and sleeve pipe elbow, and the one end of screwed pipe is provided with interior bushing, a terminal surface middle part fixedly connected with screw thread intubate of interior bushing. The utility model discloses an at the one end fixedly connected with connecting pipe of connecting elbow, the sleeve pipe elbow has been cup jointed in the activity of the one end outside of connecting pipe, and the side of connecting elbow and the equal fixedly connected with screwed pipe in the side of sleeve pipe elbow, sleeve pipe elbow can rotate in the outside of connecting pipe, also can slide in the axial direction of connecting pipe to make this device can adapt to the exhaust duct of different bent angle directions and bent angle length, therefore application scope is more extensive.

Description

Lining is restoreed to exhaust duct with a plurality of 90 degrees bent angles

Technical Field

The utility model relates to a pipeline repair technical field, in particular to inside lining is restoreed to exhaust duct with a plurality of 90 degrees bent angles.

Background

The exhaust duct is a chimney installed in kitchen and toilet to exhaust fume and send it to external space, and is a non-metal pipeline product for exhausting fume and foul gas produced by kitchen or toilet. Also called house exhaust duct, house ventilation duct, house flue duct. When an exhaust pipe is damaged and needs to be repaired, it is often necessary to use a pipe liner to repair it. Because there are a large amount of bent angles in the exhaust duct, at present, the inside lining is restoreed to current pipeline is not convenient for use in pipeline bent angle department, and its application scope is less, and is not convenient enough during the use.

Therefore, it is desirable to provide an exhaust pipe repair liner having a plurality of 90 degree bends to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inside lining is restoreed to exhaust duct with a plurality of 90 degrees bent angles to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an exhaust pipeline repairing lining with a plurality of 90-degree bends comprises a connecting elbow, wherein a connecting pipe is fixedly connected to the middle of one end face of the connecting elbow, the inner cavity of the connecting pipe is communicated with the inner cavity of the connecting elbow, a sleeve elbow is arranged at one end of the connecting pipe, threaded pipes are fixedly connected to the side faces of the connecting elbow and the sleeve elbow, a lining pipe is arranged at one end of each threaded pipe, a threaded insertion pipe is fixedly connected to the middle of one end face of the lining pipe, the inner cavity of the threaded insertion pipe is communicated with the inner cavity of the lining pipe, the other end of each threaded pipe penetrates through the side face of the sleeve elbow and extends to the inner cavity of the sleeve elbow, the inner cavity of each threaded pipe is communicated with the inner cavity of the sleeve elbow, one end of each threaded insertion pipe is movably inserted into the threaded pipe through threads, and one end face of each threaded, a groove is annularly formed in one end face of the threaded insertion pipe, a sealing ring matched with the groove is arranged in an inner cavity of the groove, one end of the connecting pipe penetrates through one end face of the casing elbow and extends to the inner cavity of the casing elbow, and a connecting ring is fixedly connected to one end of the connecting pipe.

Preferably, the inner cavity of the connecting pipe is communicated with the inner cavity of the casing elbow, the outer side wall of the connecting ring is attached to the inner wall of the casing elbow, and the outer side of the connecting ring is connected with the sealing gasket in a bonding mode.

Preferably, a fixed block is fixedly connected to the periphery of one end face of the sleeve elbow, and a countersunk hole is formed in one side face of the fixed block.

Preferably, the fixed blocks are arranged in a plurality, and the fixed blocks are distributed in an annular array.

Preferably, the inner cavity of the countersunk head hole is in through connection with an inner hexagon bolt matched with the countersunk head hole through threads, and one end of the inner hexagon bolt is located between the other side face of the fixed block and the outer side wall of the connecting pipe.

Preferably, one end of the hexagon socket head cap screw is fixedly connected with an extrusion block, and one side surface of the extrusion block is connected with a rubber pad in an adhering mode.

The utility model discloses a technological effect and advantage:

1. the utility model has the advantages that the connecting pipe is fixedly connected at one end of the connecting elbow, the sleeve elbow is movably sleeved outside one end of the connecting pipe, the threaded pipe is fixedly connected between the side surface of the connecting elbow and the side surface of the sleeve elbow, the lining pipe is arranged at one end of the threaded pipe, the sleeve elbow can rotate outside the connecting pipe and can slide in the axial direction of the connecting pipe, so that the device can adapt to exhaust pipelines with different bend angle directions and bend angle lengths, and the application range is wider;

2. the utility model discloses a including a terminal surface fixedly connected with screw thread intubate of bushing pipe, the screw thread intubate passes through the screw thread and pegs graft with the inner chamber activity of screwed pipe, can dismantle between sleeve pipe elbow and the bushing pipe, is consequently convenient for install this device in pipeline bent angle department more.

Drawings

Fig. 1 is a schematic top view of the overall structure of the present invention.

Fig. 2 is a schematic sectional view of the structure at a-a in fig. 1 according to the present invention.

Fig. 3 is a schematic side sectional view of the connection tube structure of the present invention.

In the figure: 1. connecting the elbow; 2. a connecting pipe; 3. a casing elbow; 4. a threaded pipe; 5. a liner tube; 6. inserting a threaded pipe; 7. a groove; 8. a seal ring; 9. a connecting ring; 10. a gasket; 11. a fixed block; 12. a countersunk hole; 13. a hexagon socket head cap screw; 14. extruding the block; 15. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a lining is restoreed to exhaust duct with a plurality of 90 degrees bent angles as shown in fig. 1-3, including connecting elbow 1, connecting elbow 1's a terminal surface middle part fixedly connected with connecting pipe 2, connecting pipe 2's inner chamber and connecting elbow 1's inner chamber intercommunication, connecting pipe 2's one end is provided with sleeve pipe elbow 3, the equal fixedly connected with screwed pipe 4 in side of connecting elbow 1 and sleeve pipe elbow 3, and the one end of screwed pipe 4 is provided with interior bushing 5.

As shown in fig. 2, a threaded insert tube 6 is fixedly connected to the middle of one end surface of the liner tube 5, the inner cavity of the threaded insert tube 6 is communicated with the inner cavity of the liner tube 5, the other end of the threaded tube 4 penetrates through the side surface of the casing elbow 3 and extends to the inner cavity of the casing elbow 3, the inner cavity of the threaded tube 4 is communicated with the inner cavity of the casing elbow 3, one end of the threaded insert tube 6 is movably inserted into the threaded tube 4 through threads, the threaded insert tube 6 is screwed into the inner cavity of the threaded tube 4 through threads, so that the liner tube 5 and the casing elbow 3 can be fixed, therefore, the liner tube 5 and the casing elbow 3 are convenient to mount and dismount, one end surface of the threaded insert tube 6 is in fit connection with the inner wall of the other end of the threaded tube 4, a groove 7 is annularly formed in one end surface of the threaded insert tube 6, a sealing ring 8 matched with the groove 7 is arranged in the inner cavity of the groove 7, and the, because this device is whole to be the Z style of calligraphy, this device is whole to be not convenient for install in pipeline bent angle department, through with sleeve pipe elbow 3 with interior bushing pipe 5 design for detachable structure, from can making this device be convenient for install in pipeline bent angle department.

As shown in fig. 3, one end of the connection pipe 2 penetrates through one end surface of the casing elbow 3 and extends to the inner cavity of the casing elbow 3, one end of the connection pipe 2 is fixedly connected with a connection ring 9, the inner cavity of the connection pipe 2 is communicated with the inner cavity of the casing elbow 3, and the outer side wall of the connection ring 9 is attached to the inner wall of the casing elbow 3, so that the casing elbow 3 can slide in the outer axial direction of the connection pipe 2 and can rotate on the outer side of the connection pipe 2, the connection ring 9 can prevent the connection pipe 2 and the casing elbow 3 from being separated, the outer side of the connection ring 9 is adhesively connected with a sealing gasket 10, the sealing performance between the connection pipe 2 and the casing elbow 3 can be improved by the sealing gasket 10, one end surface peripheral side of the casing elbow 3 is fixedly connected with a plurality of fixing blocks 11, the plurality of fixing blocks 11, the inner chamber of counter sink 12 has hexagon socket head cap screw 13 with counter sink 12 looks adaptation through screw thread through connection, hexagon socket head cap screw 13's one end is located between another side of fixed block 11 and the lateral wall of connecting pipe 2, hexagon socket head cap screw 13's one end fixedly connected with extrusion piece 14, a side adhesive connection of extrusion piece 14 has rubber pad 15, it makes the laminating of rubber pad 15 and the lateral wall of connecting pipe 2 and extrudees to screw up hexagon socket head cap screw 13, the frictional force that produces between the lateral wall of rubber pad 15 and connecting pipe 2 can fix a position sleeve pipe elbow 3, thereby avoid taking place relative slip and relative rotation between sleeve pipe elbow 3 and the connecting pipe 2.

The utility model discloses the theory of operation:

when the device is used, the sleeve elbow 3 is slid in the axial direction of the outer side of the connecting pipe 2 to change the overall length of the device so as to adapt to the length of the exhaust pipeline bent angle, then the sleeve elbow 3 is rotated to adjust the angles of the two threaded pipes 4 so as to adapt to the direction of the exhaust pipeline bent angle, and then the hexagon socket head cap screw 13 is screwed down so that the rubber gasket 15 is attached to and extruded with the outer side wall of the connecting pipe 2, so that the sleeve elbow 3 can be positioned;

then the threaded insertion pipe 6 is screwed into the inner cavity of the threaded pipe 4 through threads until one end face of the threaded insertion pipe 6 is tightly attached to the inner wall of one end of the threaded pipe 4 and extrudes the sealing ring 8, so that the lining pipe 5 and the sleeve elbow 3 can be fixed, the lining pipe 5 and the connecting elbow 1 are fixed in the same way, and the device can be installed at the inner cavity corner of an exhaust pipeline.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. An exhaust pipe repair liner with a plurality of 90 degree bent angles, including connecting elbow (1), its characterized in that: the middle part of one end face of the connecting elbow (1) is fixedly connected with a connecting pipe (2), the inner cavity of the connecting pipe (2) is communicated with the inner cavity of the connecting elbow (1), one end of the connecting pipe (2) is provided with a casing elbow (3), the side faces of the connecting elbow (1) and the casing elbow (3) are both fixedly connected with a threaded pipe (4), one end of the threaded pipe (4) is provided with a lining pipe (5), the middle part of one end face of the lining pipe (5) is fixedly connected with a threaded insertion pipe (6), the inner cavity of the threaded insertion pipe (6) is communicated with the inner cavity of the lining pipe (5), the other end of the threaded pipe (4) penetrates through the side face of the casing elbow (3) and extends to the inner cavity of the casing elbow (3), the inner cavity of the threaded pipe (4) is communicated with the inner cavity of the casing elbow (3), one end of the threaded insertion pipe (6) is movably inserted with the, the joint structure of the threaded pipe is characterized in that one end face of the threaded pipe (6) is attached to the inner wall of the other end of the threaded pipe (4), a groove (7) is formed in the annular end face of the threaded pipe (6), a sealing ring (8) matched with the groove (7) is arranged in the inner cavity of the groove (7), one end of the connecting pipe (2) penetrates through one end face of the sleeve elbow (3) and extends to the inner cavity of the sleeve elbow (3), and a connecting ring (9) is fixedly connected to one end of the connecting pipe (2).

2. The exhaust conduit repair liner of claim 1 having a plurality of 90 degree bends, wherein: the inner cavity of connecting pipe (2) and the inner cavity intercommunication of sleeve pipe elbow (3), the lateral wall of go-between (9) is connected with the inner wall laminating of sleeve pipe elbow (3), the outside adhesive bonding of go-between (9) has sealed pad (10).

3. The exhaust conduit repair liner having a plurality of 90 degree bends of claim 2, wherein: the side of one end face of sleeve pipe elbow (3) week fixedly connected with fixed block (11), counter sink (12) have been seted up to a side of fixed block (11).

4. The exhaust conduit repair liner of claim 3 having a plurality of 90 degree bends, wherein: the fixing blocks (11) are arranged in a plurality of numbers, and the fixing blocks (11) are distributed in an annular array.

5. The exhaust conduit repair liner of claim 4 having a plurality of 90 degree bends, wherein: the inner cavity of the counter sink (12) is in through connection with an inner hexagon bolt (13) matched with the counter sink (12) through threads, and one end of the inner hexagon bolt (13) is located between the other side face of the fixing block (11) and the outer side wall of the connecting pipe (2).

6. The exhaust conduit repair liner of claim 5 having a plurality of 90 degree bends, wherein: one end of the inner hexagon bolt (13) is fixedly connected with an extrusion block (14), and one side surface of the extrusion block (14) is connected with a rubber pad (15) in an adhering mode.