CN212056260U - Novel drain pipe telescopic joint with anti-leakage function and reset function - Google Patents

Abstract

The utility model discloses a novel antiseep has drain pipe telescopic joint of reset function, including outer tube and folding rubber sleeve, the outer tube top is provided with the connecting pipe, and goes up connecting pipe top inner wall and be provided with first rubber seal, go up the inside outer pipe that has inserted of connecting pipe, it is fixed with first latch closure to go up connecting pipe bottom outer wall, folding rubber sleeve connects in first latch closure bottom, and is connected with the second latch closure bottom folding rubber sleeve, second latch closure outer wall is fixed with the inner tube, outer tube bottom inner wall is provided with second rubber seal, the inner tube bottom is provided with down the connecting pipe, and the connecting pipe inner wall is provided with third rubber seal down. This novel drain pipe telescopic joint that antiseep has reset function can make folding rubber sleeve expand this drain pipe telescopic joint height dimension of extension through outside pulling inner tube, should be provided with and do benefit to the accommodation that enlarges this drain pipe telescopic joint, reduces constructor's the construction degree of difficulty.

Description

Novel drain pipe telescopic joint with anti-leakage function and reset function

Technical Field

The utility model relates to a drain pipe telescopic joint technical field specifically is a novel antiseep has reset function's drain pipe telescopic joint.

Background

The expansion joint of the water discharge pipe is mainly used for compensating the expansion deformation of the pipeline caused by temperature change and the length compensation of the pipeline required by installation adjustment and the like, and mainly comprises 3 structural forms of a bent pipe type expansion joint, a corrugated pipe expansion joint and a sleeve expansion joint.

The height of the existing drain pipe expansion joint is generally limited to 140cm or 200cm, so that the size of length compensation needs to be strictly controlled during construction for constructors, the construction difficulty of the constructors is increased, if the final size exceeds the size, one more expansion joint needs to be added for remediation, the construction cost is not reduced, and aiming at the above situation, a novel drain pipe expansion joint with the anti-leakage function is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel drain pipe telescopic joint that antiseep has reset function to propose general drain pipe telescopic joint height dimension and generally limit for 140cm or 200cm in solving above-mentioned background art, so need carry out the critical control to length compensation's size when constructing to constructor, thereby increaseed constructor's the construction degree of difficulty, if last size surpasss then need add an telescopic joint more and remedy, be unfavorable for reducing construction cost's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a novel antiseep has drain pipe telescopic joint of reset function, includes outer tube and folding rubber sleeve, the outer tube top is provided with the connecting pipe, and goes up connecting pipe top inner wall and be provided with first rubber seal, it goes up outer takeover to go up the inside inserting of connecting pipe, it is fixed with first latch closure to go up connecting pipe bottom outer wall, folding rubber sleeve is connected in first latch closure bottom, and is connected with the second latch closure bottom folding rubber sleeve, second latch closure outer wall is fixed with the inner tube, outer tube bottom inner wall is provided with second rubber seal, the inner tube bottom is provided with down the connecting pipe, and the connecting pipe inner wall is provided with third rubber seal down.

Preferably, the upper connecting pipe forms a sealing structure with the upper external connecting pipe through the first rubber sealing ring, and the vertical center line of the upper external connecting pipe is overlapped with the vertical center line of the upper connecting pipe.

Preferably, the inner surface of the first ring buckle is attached to the outer surface of the bottom end of the upper connecting pipe, and the first ring buckle is fixedly connected with the upper connecting pipe.

Preferably, the outer surface of the second buckle is attached to the inner surface of the top of the inner pipe, and the inner pipe forms a telescopic structure with the upper connecting pipe through the folding rubber sleeve.

Preferably, the outer tube forms limit structure through between second rubber seal and the inner tube, and the vertical central line of inner tube, folding rubber sleeve and the vertical central line of outer tube coincide each other, third rubber seal all sets up to the inclined structure with first rubber seal.

Preferably, the lower connecting pipe is internally inserted with a lower external connecting pipe, the upper connecting pipe is internally provided with a buffer rubber sheet, and the surface of the buffer rubber sheet is provided with a buffer seam.

Preferably, the upper connecting pipe forms a buffer structure through a buffer rubber sheet, and the buffer rubber sheet is of a reset structure.

Compared with the prior art, the beneficial effects of the utility model are that: this novel drain pipe telescopic joint that antiseep has reset function can make folding rubber sleeve expand this drain pipe telescopic joint height dimension of extension through outside pulling inner tube, should be provided with and do benefit to the accommodation that enlarges this drain pipe telescopic joint, reduces constructor's the construction degree of difficulty.

This novel drain pipe telescopic joint buffer rubber piece that antiseep has reset function can cushion from the top down rivers, rivers are with pushing away buffer rubber piece downwards again through the buffering seam under pressure, should be provided with the impact force that does benefit to reduction rivers to be favorable to reducing the required impact force that bears of folding rubber sleeve, prevent that folding rubber sleeve from breaking because of the impact force takes place to break, and the buffer rubber piece can return to the normal position naturally after the drainage finishes, be favorable to preventing that peculiar smell or water from taking place to flow backward.

This novel first rubber seal of drain pipe telescopic joint that antiseep has reset function all sets up to the slope structure with first rubber seal, the slope structure be provided with do benefit to and improve first rubber seal and take over to the upper outer, take over the sealed effect of taking over down, should be provided with the internal surface that can make first rubber seal and tightly paste in the upper outer wall of taking over, take over down, be favorable to improving the sealed effect of this drain pipe telescopic joint, prevent that peculiar smell or waste water from oozing.

Drawings

FIG. 1 is a schematic view of the front view of the internal structure of the present invention;

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

fig. 3 is a schematic view of the top-view structure of the upper connection pipe of the present invention.

In the figure: 1. an outer tube; 2. an upper connecting pipe; 3. a first rubber seal ring; 4. an upper external connecting pipe; 5. a first buckle; 6. folding the rubber sleeve; 7. a second buckle; 8. an inner tube; 9. a second rubber seal ring; 10. a lower connecting pipe; 11. a third rubber seal ring; 12. a lower external connecting pipe; 13. a cushion rubber sheet; 14. and (5) buffering the seam.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a novel anti-leakage drain pipe expansion joint with a reset function comprises an outer pipe 1 and a folding rubber sleeve 6, wherein the top of the outer pipe 1 is provided with an upper connecting pipe 2, and the inner wall of the top end of the upper connecting pipe 2 is provided with a first rubber sealing ring 3, an upper external connecting pipe 4 is inserted into the upper connecting pipe 2, the upper connecting pipe 2 forms a sealing structure with the upper external connecting pipe 4 through the first rubber sealing ring 3, and the vertical central line of the upper external connecting pipe 4 is superposed with the vertical central line of the upper connecting pipe 2, the upper external connecting pipe 4 is inserted from the top of the upper connecting pipe 2, meanwhile, the first rubber sealing ring 3 is extruded and sealed, and at the moment, the vertical central line of the upper external connecting pipe 4 is superposed with the vertical central line of the upper connecting pipe 2, so that the sealing performance of the connection between the upper external connecting pipe 4 and the upper connecting pipe 2 is facilitated under the extrusion action of the first rubber sealing ring 3 while the wastewater is discharged, and the peculiar smell wastewater is prevented from leaking;

a first buckle 5 is fixed on the outer wall of the bottom end of the upper connecting pipe 2, a folding rubber sleeve 6 is connected to the bottom of the first buckle 5, a second buckle 7 is connected to the bottom end of the folding rubber sleeve 6, the inner surface of the first buckle 5 is attached to the outer surface of the bottom end of the upper connecting pipe 2, the first buckle 5 is fixedly connected with the upper connecting pipe 2, an inner pipe 8 is fixed on the outer wall of the second buckle 7, the outer surface of the second buckle 7 is attached to the inner surface of the top of the inner pipe 8, the inner pipe 8 forms a telescopic structure with the upper connecting pipe 2 through the folding rubber sleeve 6, the bottom of the upper connecting pipe 2 is directly inserted into the folding rubber sleeve 6 through the attachment of the inner surface of the first buckle 5 and the outer surface of the bottom end of the upper connecting pipe 2, waste water discharge is facilitated, the first buckle 5 is fixed on the surface of the upper connecting pipe 2 through rivets, which is favorable, similarly, the outer surface of the second ring buckle 7 is attached to the inner surface of the top of the inner pipe 8, so that wastewater can be discharged smoothly, the inner pipe 8 forms a telescopic structure with the upper connecting pipe 2 through the folding rubber sleeve 6, the height of the drain pipe telescopic joint can be adjusted conveniently, the arrangement is favorable for expanding the application range of the drain pipe telescopic joint, and the construction difficulty of constructors is reduced;

the inner wall of the bottom end of the outer pipe 1 is provided with a second rubber sealing ring 9, the bottom of the inner pipe 8 is provided with a lower connecting pipe 10, the inner wall of the lower connecting pipe 10 is provided with a third rubber sealing ring 11, the outer pipe 1 forms a limiting structure through the second rubber sealing ring 9 and the inner pipe 8, the vertical central lines of the inner pipe 8 and the folding rubber sleeve 6 are overlapped with the vertical central line of the outer pipe 1, the third rubber sealing ring 11 and the first rubber sealing ring 3 are both arranged to be inclined structures, the second rubber sealing ring 9 is tightly attached to the outer wall of the inner pipe 8 when the inner pipe 8 stretches out and draws back, the inner pipe 8 can be limited through the second rubber sealing ring 9, the inner pipe 8 is prevented from being inclined, the inner pipe 8 can;

lower connecting pipe 10 is inside to be inserted and to be taken over 12 down, go up 2 inside cushion rubber pieces 13 that are provided with of connecting pipe, and cushion rubber pieces 13 surface has seted up buffer joint 14, it constitutes buffer structure through cushion rubber pieces 13 to go up connecting pipe 2, and cushion rubber pieces 13 itself is the reset structure, cushion rubber pieces 13 can cushion from the top down rivers, rivers are with pushing away cushion rubber pieces 13 through buffer joint 14 under the pressure and flow downwards again, this is provided with the impact force that does benefit to and reduces rivers, thereby be favorable to reducing the required impact force that bears of folding rubber sleeve 6, prevent that folding rubber sleeve 6 from breaking because of the impact force takes place, and cushion rubber pieces 13 can return the normal position naturally after the drainage is ended, be favorable to preventing that peculiar smell or water from taking place the backward flow.

The working principle is as follows: when the novel anti-leakage drain pipe with the reset function is used for expansion and contraction, the lower outer connecting pipe 12 is inserted into the novel anti-leakage drain pipe from the lower part of the lower connecting pipe 10, the lower outer connecting pipe 12 is simultaneously extruded by the third rubber sealing ring 11 to be clamped and fixed to be sealed, then the inner pipe 8 is supported and fixed to prevent the inner pipe from moving by one hand, the upper outer connecting pipe 4 is inserted from the top of the upper connecting pipe 2 by pushing the upper connecting pipe 2 by the other hand, the folding rubber sleeve 6 is unfolded to prolong the height size of the drain pipe expansion joint, the arrangement is favorable for expanding the adaptive range of the drain pipe expansion joint and reducing the construction difficulty of constructors, at the moment, the upper outer connecting pipe 4 is clamped, fixed and sealed by the extrusion effect of the first rubber sealing ring 3 to prevent gaps from being generated, the first rubber sealing ring 3 and the first rubber sealing ring 3 are both arranged into an inclined structure, and the inclined, The sealed effect of outer takeover 12 down, this be provided with can make first rubber seal 3 tightly paste in last outer takeover 4 with the internal surface of first rubber seal 3, the outer wall of outer takeover 12 down, be favorable to improving the sealed effect of this drain pipe telescopic joint, prevent that peculiar smell or waste water from oozing, at last when the drain pipe drainage, cushion rubber piece 13 can cushion from the top down rivers, rivers are with pushing away cushion rubber piece 13 downwards again through buffering seam 14 under pressure, this is provided with the impact force that does benefit to reduction rivers, thereby be favorable to reducing the required impact force that bears of folding rubber sleeve 6, prevent that folding rubber sleeve 6 from taking place to break because of the impact force, and cushion rubber piece 13 can return the normal position naturally after the drainage, be favorable to preventing that peculiar smell or water from taking place the backward flow.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a novel antiseep has drain pipe telescopic joint of reset function, includes outer tube (1) and folding rubber sleeve (6), its characterized in that: outer tube (1) top is provided with connecting pipe (2), and goes up connecting pipe (2) top inner wall and be provided with first rubber seal (3), go up connecting pipe (2) inside and inserted and go up outer takeover (4), it is fixed with first latch closure (5) to go up connecting pipe (2) bottom outer wall, folding rubber sleeve (6) are connected in first latch closure (5) bottom, and just folding rubber sleeve (6) bottom is connected with second latch closure (7), second latch closure (7) outer wall is fixed with inner tube (8), outer tube (1) bottom inner wall is provided with second rubber seal (9), inner tube (8) bottom is provided with down connecting pipe (10), and connecting pipe (10) inner wall is provided with third rubber seal (11) down.

2. The drain pipe telescopic joint with the anti-leakage function according to claim 1, characterized in that: go up connecting pipe (2) and constitute seal structure through between first rubber seal (3) and the last outer pipe (4), and go up the vertical center line of outer pipe (4) and the vertical center line of last connecting pipe (2) and coincide each other.

3. The drain pipe telescopic joint with the anti-leakage function according to claim 1, characterized in that: the inner surface of the first ring buckle (5) is attached to the outer surface of the bottom end of the upper connecting pipe (2), and the first ring buckle (5) is fixedly connected with the upper connecting pipe (2).

4. The drain pipe telescopic joint with the anti-leakage function according to claim 1, characterized in that: the outer surface of the second buckle (7) is attached to the inner surface of the top of the inner pipe (8), and the inner pipe (8) forms a telescopic structure with the upper connecting pipe (2) through the folding rubber sleeve (6).

5. The drain pipe telescopic joint with the anti-leakage function according to claim 1, characterized in that: outer tube (1) constitutes limit structure through between second rubber seal (9) and inner tube (8), and the vertical central line of inner tube (8), folding rubber sleeve (6) and the vertical central line of outer tube (1) coincide each other, third rubber seal (11) and first rubber seal (3) all set up to the slope structure.

6. The drain pipe telescopic joint with the anti-leakage function according to claim 1, characterized in that: the lower connecting pipe (10) is internally inserted with a lower external connecting pipe (12), the upper connecting pipe (2) is internally provided with a buffer rubber sheet (13), and the surface of the buffer rubber sheet (13) is provided with a buffer seam (14).

7. The drain pipe telescopic joint with the anti-leakage function according to claim 6, characterized in that: go up connecting pipe (2) and constitute buffer structure through cushion rubber piece (13), and cushion rubber piece (13) itself is reset structure.

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