CN210890483U

CN210890483U - Connecting device for building water supply and drainage pipeline

Info

Publication number: CN210890483U
Application number: CN201922157105.9U
Authority: CN
Inventors: 万宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-06-30
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a building water supply and drainage pipeline connecting device belongs to drainage pipe technical field. The connecting device for the building water supply and drainage pipeline comprises a water supply pipe and two clamping blocks, wherein the two clamping blocks are rotatably connected through a hinge, the inner walls of the clamping blocks are connected with a stop block, a second air bag and anti-skid threads, a through groove is formed in the stop block, one end of the through groove is connected with the first air bag, the first air bag is arranged on the stop block in a strip shape, the other end of the through groove is communicated with the second air bag, a fixing plate is connected onto the clamping blocks, the fixing plate and the clamping blocks are integrally formed, a through hole is formed in the fixing plate, and a sealing sleeve is sleeved in each clamping block; the utility model discloses it is more convenient to utilize two sets of tight pieces of clamp of bolt locking to make the dismantlement inspection to ingenious convert the water pressure in the water pipe into the inflation power of second gasbag, be used for the extrusion seal cover, make sealed effect better.

Description

Connecting device for building water supply and drainage pipeline

Technical Field

The utility model relates to a drainage pipe technical field especially relates to building water supply and drainage pipeline connecting device.

Background

In modern life, with the increasing of housing buildings, the demand of civil household water supply and drainage plastic pipes is increasing, when the civil household water supply and drainage plastic pipes are installed, the two plastic pipes are required to be connected and sealed together, the plastic pipe connection and sealing of the water supply and drainage in the prior art adopts a hot melting mode and carries out manual operation to connect and seal the two plastic pipes together, namely, the axial outer surfaces (a part close to the butt joint surface) and the butt joint surface of the two butted plastic pipes are heated and melted, heating and melting the axial inner surfaces (a part close to the butt joint surface) of the two butted plastic pipes, wrapping the butt joint part of the two plastic pipes by using a pipe sleeve, cooling and solidifying to achieve the purpose of connecting and sealing the two plastic pipes, the connection mode needs special tools, is inconvenient to install, and is difficult to maintain due to water leakage in the later period; therefore, a connecting device for a water supply and drainage pipeline of a building, which is convenient to check and has better sealing performance, is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a connecting device for a building water supply and drainage pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

building water supply and drainage pipeline connecting device, including delivery pipe and the tight piece of clamp, the quantity of pressing from both sides tight piece specifically is two, two it rotates through the hinge and links to each other to press from both sides tight piece, press from both sides tight piece inner wall connection and have dog, second gasbag and anti-skidding line, logical groove has been seted up on the dog, the one end that leads to the groove is connected with first gasbag, first gasbag is the strip setting on the dog, the other end that leads to the groove is linked together with the second gasbag, press from both sides and be connected with the fixed plate on the tight piece, just the fixed plate is integrated into one piece with pressing from both sides tight piece, the through-hole has been seted.

Preferably, the stopper is in a circular ring shape, and the connecting end of the water supply pipe abuts against two side walls of the stopper.

Preferably, the sealing sleeve is sleeved on the outer wall of the water supply pipe, and the outer wall of the sealing sleeve is tightly attached to the inner wall of the clamping block.

Preferably, the first air bag, the second air bag and the sealing sleeve are all made of corrosion-resistant rubber.

Preferably, the through groove is hermetically filled with gas.

Preferably, the second air bag is annularly connected to the inner wall of the clamping block.

Compared with the prior art, the utility model provides a building water supply and drainage pipeline connecting device possesses following beneficial effect:

1. the connecting device for the building water supply and drainage pipeline comprises a sealing sleeve, a water supply pipe, two groups of clamping blocks, bolts, a sealing sleeve and a clamping block, wherein the water supply pipe to be connected is inserted into two ends of the sealing sleeve respectively, the two groups of clamping blocks are clamped on the sealing sleeve, the bolts penetrate through holes to slightly screw the two groups of clamping blocks, then the water supply pipe is inwards extruded until the heads of the two water supply pipes abut against two side walls of the stop block respectively, the bolts are screwed at the moment, the clamping blocks are locked, the sealing sleeve can be expanded and tries to be separated from the sealing sleeve after the water supply pipe is filled with water, the sealing sleeve can only cling to the outer wall of the water supply pipe due to the locking of the clamping blocks and the anti-skidding threads arranged inside the sealing sleeve, the sealing sleeve can be expanded outwards under the action of water pressure in the pipe, the expanded sealing sleeve extrudes the first air bag inwards, and the, therefore, under the expansion pressure of the sealing sleeve, the second air bag can be further expanded, and then two ends of the sealing sleeve are extruded, so that the two ends of the sealing sleeve are tightly attached to the outer wall of the water supply pipe, and the expansion degree of the second air bag is in direct proportion to the water pressure, so that the sealing effect is better.

Drawings

FIG. 1 is a front view of the connecting device for water supply and drainage pipelines of a building;

FIG. 2 is a first schematic structural view of the connecting device for water supply and drainage pipelines of a building according to the present invention;

FIG. 3 is a schematic structural view II of the connecting device for the water supply and drainage pipeline of the building according to the present invention;

fig. 4 is a schematic structural view of the clamping block of the connecting device for the water supply and drainage pipeline of the building provided by the utility model.

In the figure: 1. a clamping block; 101. a fixing plate; 1011. a through hole; 102. a stopper; 1021. a first air bag; 1022. a through groove; 103. a second air bag; 104. anti-skid lines; 2. a hinge; 3. sealing sleeves; 4. a water supply pipe.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, the connecting device for the building water supply and drainage pipelines comprises a water supply pipe 4 and two clamping blocks 1, wherein the number of the clamping blocks 1 is two, the two clamping blocks 1 are rotatably connected through a hinge 2, the inner wall of each clamping block 1 is connected with a stop block 102, a second air bag 103 and an anti-skid pattern 104, a through groove 1022 is formed in each stop block 102, one end of each through groove 1022 is connected with a first air bag 1021, each first air bag 1021 is arranged on each stop block 102 in a strip shape, the other end of each through groove 1022 is communicated with the corresponding second air bag 103, a fixing plate 101 is connected onto each clamping block 1, the fixing plate 101 and the clamping blocks 1 are integrally formed, a through hole 1011 is formed in each fixing plate 101, and a sealing sleeve 3 is sleeved in each.

The stopper 102 is shaped like a circular ring, and the connection end of the water supply pipe 4 abuts against two side walls of the stopper 102.

The sealing sleeve 3 is sleeved on the outer wall of the water supply pipe 4, and the outer wall of the sealing sleeve 3 is tightly attached to the inner wall of the clamping block 1.

The first air bag 1021, the second air bag 103 and the sealing sleeve 3 are all made of corrosion-resistant rubber.

The through groove 1022 is filled with gas in a sealed manner.

The second air bag 103 is annularly connected to the inner wall of the clamping block 1.

The working principle is as follows: in the utility model, the water supply pipe 4 to be connected is respectively inserted into the two ends of the sealing sleeve 3, two groups of clamping blocks 1 are clamped on the sealing sleeve 3, the bolt is used for passing through the through hole 1011 to slightly screw the two groups of clamping blocks 1, then the water supply pipe 4 is inwards extruded until the heads of the two water supply pipes 4 are respectively abutted against the two side walls of the stop block 102, the bolt is screwed at the moment, the clamping blocks 1 are locked, the disassembly and assembly are convenient, in the working process, after the water supply pipe 4 is pumped, the sealing sleeve 3 can be expanded and is tried to be separated from the sealing sleeve 3, but because the clamping blocks 1 are locked and the anti-skid veins 104 are arranged inside, the sealing sleeve 3 can only be attached to the outer wall of the water supply pipe 4 and can prevent the sealing sleeve 3 from shifting, under the effect of water pressure in the pipe, the sealing sleeve 3 on the stop block 102 can, because the through groove 1022 for communicating the first air bag 1021 and the second air bag 103 is pre-filled with liquid or gas and sealed, under the expansion pressure of the sealing sleeve 3, the second air bag 103 is further expanded, and then the two ends of the sealing sleeve 3 are extruded, so that the two ends of the sealing sleeve 3 are more tightly attached to the outer wall of the water supply pipe 4, and the expansion degree of the second air bag 103 is in direct proportion to the water pressure, so that the sealing effect is better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The connecting device for the building water supply and drainage pipelines comprises a water supply pipe (4) and a clamping block (1), it is characterized in that the number of the clamping blocks (1) is two, the two clamping blocks (1) are rotationally connected through a hinge (2), the inner wall of the clamping block (1) is connected with a stop block (102), a second air bag (103) and an anti-skid pattern (104), a through groove (1022) is arranged on the block (102), one end of the through groove (1022) is connected with a first air bag (1021), the first air bag (1021) is arranged on the stop block (102) in a strip shape, the other end of the through groove (1022) is communicated with the second air bag (103), the clamping block (1) is connected with a fixing plate (101), and the fixing plate (101) and the clamping block (1) are integrally formed, a through hole (1011) is formed in the fixing plate (101), and a sealing sleeve (3) is sleeved in the clamping block (1).

2. The connecting device for building water supply and drainage pipelines according to claim 1, wherein the stopper (102) is in the shape of a circular ring, and the connecting end of the water supply pipe (4) abuts against two side walls of the stopper (102).

3. The connecting device for the water supply and drainage pipeline of the building as claimed in claim 2, wherein the sealing sleeve (3) is sleeved on the outer wall of the water supply pipe (4), and the outer wall of the sealing sleeve (3) is tightly attached to the inner wall of the clamping block (1).

4. The connecting device of the building water supply and drainage pipeline according to claim 1, wherein the first air bag (1021), the second air bag (103) and the sealing sleeve (3) are made of corrosion-resistant rubber.

5. The connecting device for building water supply and drainage pipelines according to claim 1, wherein the through groove (1022) is filled with gas in a sealed manner.

6. The connecting device for building water supply and drainage pipelines according to claim 1, wherein the second air bag (103) is annularly connected to the inner wall of the clamping block (1).