Urban water supply and drainage pipeline assembly

Abstract

The utility model relates to the technical field of water supply and drainage pipeline connection, and discloses an urban water supply and drainage pipeline assembly which comprises a first connecting pipe and a second connecting pipe, and is characterized in that a first groove is formed in the outer wall of the first connecting pipe, and a second groove is formed in the outer wall of the second connecting pipe; the number of the first grooves is two, the number of the second grooves is two, fixing blocks used for fixing the first connecting pipe and the second connecting pipe are arranged in the first grooves and the second grooves, clamps are arranged outside the first connecting pipe and the second connecting pipe, and the clamps comprise first clamps, second clamps and pin shafts. The first clamp and the second clamp are hinged through a pin shaft, and a wedge-shaped connecting block is fixedly connected to the outer wall of the bottom of the first clamp. According to the utility model, the hoop is arranged, so that the sealing performance of the first connecting pipe and the second connecting pipe is improved, the pipeline is not easy to rust, and the service life of the pipeline is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of water supply and drainage pipeline connection, in particular to an urban water supply and drainage pipeline component. Background Art

[0002] The water supply and drainage system is a general term for facilities that provide water and wastewater for people's lives, production, municipal administration and fire protection, including pipes for water supply and drainage. The engineering of urban water supply and drainage pipelines has a great impact on the lives of citizens. According to the current status of facilities under Chinese urban roads, different pipelines are generally set up, such as electricity, communications, gas, water supply, drainage pipelines, etc. When installing water supply and drainage pipelines in cities, it is generally necessary to install water supply and drainage pipelines below the ground.

[0003] However, most of the existing urban water supply and drainage pipes are connected by flange threaded connections, which are prone to rust in the humid underground environment for a long time, making it difficult to dismantle the pipes. In addition, the connection sealing between the pipes is not good, and the pipe joints are prone to fall off and leak, thus affecting the water supply and drainage functions of the urban pipes. For this reason, we propose an urban water supply and drainage pipe assembly. Utility Model Content

[0004] The purpose of the utility model is to solve the problem that most of the urban water supply and drainage pipes in the prior art are connected by flange thread, which is easy to rust in the humid environment underground for a long time, making it difficult to dismantle the pipes, and the connection sealing between the pipes is not good, and the pipe joints are easy to fall off and leak, thereby affecting the water supply and drainage functions of the urban pipes, and to propose an urban water supply and drainage pipe assembly.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A city water supply and drainage pipeline assembly comprises a first connecting pipe and a second connecting pipe, wherein a first groove is provided on the outer wall of the first connecting pipe, and a second groove is provided on the outer wall of the second connecting pipe, and the number of the first groove and the second groove are both two, and the inside of the first groove and the second groove are both provided with a fixing block for fixing the first connecting pipe and the second connecting pipe, and the outside of the first connecting pipe and the second connecting pipe are provided with a clamp, and the clamp comprises a first clamp, a second clamp and a pin, and the first clamp and the second clamp are hinged through the pin, and a wedge-shaped connecting block is fixedly connected to the bottom outer wall of the first clamp, and the wedge-shaped connecting block is an elastic structure, and a hollow groove is provided on the inner wall of the second clamp, and the first clamp is connected to the second clamp through the wedge-shaped connecting block.

[0007] Preferably, a fixing tube is fixedly connected to the top outer wall of the second connecting tube, a valve stem is rotatably connected inside the fixing tube, the bottom of the valve stem penetrates into the second connecting tube and is connected to a sphere, and a through hole is penetrated by the sphere.

[0008] Preferably, a cavity is provided inside the fixing tube, a fixing strip is fixedly connected to the outer wall of the valve stem, and the valve stem is engaged with the cavity via the fixing strip.

[0009] Preferably, a handle is fixedly connected to the top of the valve stem, and a rubber sleeve is embedded on the outer surface of the handle.

[0010] Preferably, a sealing gasket is fixedly connected to one side of the first connecting tube that contacts the second connecting tube, and the sealing gasket is a rubber gasket.

[0011] Preferably, a return spring is provided between the first clamp and the second clamp, one end of the return spring is fixedly connected to the first clamp, and the other end of the return spring is fixedly connected to the second clamp.

[0012] Compared with the prior art, the utility model provides a city water supply and drainage pipeline assembly, which has the following beneficial effects:

[0013] 1. The urban water supply and drainage pipe assembly improves the sealing performance of the first connecting pipe and the second connecting pipe by providing a clamp, and adopts a clamping groove structure of a wedge-shaped connecting block and a hollow groove, which is not easy to rust and prolongs the service life of the pipe assembly.

[0014] 2. The urban water supply and drainage pipeline assembly is provided with a ball valve inside the second connecting pipe. When the pipeline is blocked and needs to be unblocked, the handle of the ball valve can be turned to cut off the water flow inside the pipeline, and then the pipeline unblocking operation can be performed.

[0015] The parts not involved in the device are the same as the existing technology or can be implemented by using the existing technology. The utility model has a simple structure. By providing a clamp, the sealing performance of the first connecting pipe and the second connecting pipe is improved, and it is not easy to rust, thereby extending the service life of the pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a structural schematic diagram of a city water supply and drainage pipeline assembly proposed by the utility model;

[0017] Figure 2 This is a structural schematic diagram of a city water supply and drainage pipe assembly proposed by the utility model without the clamp;

[0018] Figure 3 This is a structural schematic diagram of a clamp of a city water supply and drainage pipe assembly proposed by the utility model;

[0019] Figure 4 This is a schematic diagram of the internal structure of a city water supply and drainage pipeline assembly proposed by the utility model;

[0020] Figure 5 The utility model is a schematic diagram of the internal structure of a valve stem, a fixing strip and a connecting pipe of a city water supply and drainage pipeline assembly.

[0021] In the figure: 1, first connecting pipe; 2, second connecting pipe; 3, sealing gasket; 4, first groove; 5, second groove; 6, fixing block; 7, first clamp; 8, second clamp; 9, pin; 10, return spring; 11, fixing strip; 12, wedge-shaped connecting block; 13, hollow groove; 14, handle; 15, fixing pipe; 16, cavity; 17, valve stem; 18, ball. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Reference Figure 1-5 , a city water supply and drainage pipeline assembly, comprising a first connecting pipe 1 and a second connecting pipe 2, a first groove 4 is provided on the outer wall of the first connecting pipe 1, a second groove 5 is provided on the outer wall of the second connecting pipe 2, the number of the first groove 4 and the second groove 5 are both two, the interior of the first groove 4 and the second groove 5 are both provided with a fixing block 6 for fixing the first connecting pipe 1 and the second connecting pipe 2, the outside of the first connecting pipe 1 and the second connecting pipe 2 is provided with a clamp, the clamp comprises a first clamp 7, a second clamp 8 and a pin 9, the first clamp 7 and the second clamp 8 are hinged through the pin 9, a wedge-shaped connecting block 12 is fixedly connected to the bottom outer wall of the first clamp 7, the wedge-shaped connecting block 12 is an elastic structure, a hollow groove 13 is provided on the inner wall of the second clamp 8, the first clamp 7 is connected to the second clamp 8 through the wedge-shaped connecting block 12, the fixing block 6 provided inside the first groove 4 and the second groove 5 can achieve the function of fixing the first connecting pipe 1 and the second connecting pipe 2, the clamp can strengthen the fixing effect of the first connecting pipe 1 and the second connecting pipe 2, and increase the sealing between the pipes.

[0024] The utility model discloses a city water supply and drainage pipeline component, wherein a fixed pipe 15 is fixedly connected to the top outer wall of a second connecting pipe 2, a valve stem 17 is rotatably connected inside the fixed pipe 15, the bottom of the valve stem 17 penetrates into the inside of the second connecting pipe 2 and is connected to a ball 18, the ball 18 is penetrated by a through hole, and the rotation of the valve stem 17 can drive the rotation of the ball 18, thereby controlling the circulation and cutoff of the water flow in the pipe.

[0025] The utility model discloses a city water supply and drainage pipeline component, wherein a cavity 16 is arranged inside a fixed pipe 15, a fixing strip 11 is fixedly connected to the outer wall of a valve stem 17, the valve stem 17 is engaged with the cavity 16 through the fixing strip 11, and the cavity 16 can limit the fixing strip 11 rotating inside the cavity 16.

[0026] The utility model discloses a city water supply and drainage pipeline component. The top of a valve stem 17 is fixedly connected with a handle 14. A rubber sleeve is embedded on the outer surface of the handle 14. The rubber sleeve can increase friction and make the handle 14 easier to rotate.

[0027] The utility model discloses a city water supply and drainage pipeline component, wherein a sealing pad 3 is fixedly connected to one side where a first connecting pipe 1 contacts a second connecting pipe 2, and the sealing pad 3 is a rubber pad. The sealing pad 3 is made of rubber material and can make the first connecting pipe 1 and the second connecting pipe 2 more tightly connected.

[0028] The utility model discloses a city water supply and drainage pipeline component, wherein a return spring 10 is arranged between a first clamp 7 and a second clamp 8, one end of the return spring 10 is fixedly connected to the first clamp 7, and the other end of the return spring 10 is fixedly connected to the second clamp 8. When the clamp needs to be removed, the installed return spring 10 can enable the clamp to be removed quickly.

[0029] In the utility model, when it is necessary to connect the first connecting pipe 1 and the second connecting pipe 2, after the first connecting pipe 1 and the second connecting pipe 2 are docked, the fixing block 6 is respectively inserted into the first groove 4 and the second groove 5, and then the clamp is installed at the connection between the first connecting pipe 1 and the second connecting pipe 2, and the positions of the wedge-shaped connecting block 12 and the hollow groove 13 are aligned, and the wedge-shaped connecting block 12 is inserted into the hollow groove 13 and fixed. When a pipeline is blocked and needs to be dredged, the handle 14 of the ball valve is turned to drive the ball 18 to rotate to cut off the water flow, and the bottom two ends of the wedge-shaped connecting block 12 are pinched to take the wedge-shaped connecting block 12 out of the hollow groove 13. At this time, the clamp will be bounced open due to the action of the reset spring 10, and the fixing block 6 is taken out to separate the first connecting block and the second connecting block to perform the pipeline dredging operation.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A city water supply and drainage pipe assembly, comprising a first connecting pipe (1) and a second connecting pipe (2), characterized in that: A first groove (4) is provided on the outer wall of the first connecting tube (1), and a second groove (5) is provided on the outer wall of the second connecting tube (2). The number of the first groove (4) and the number of the second groove (5) are both two. A fixing block (6) for fixing the first connecting tube (1) and the second connecting tube (2) is provided inside the first groove (4) and the second groove (5). A clamp is provided outside the first connecting tube (1) and the second connecting tube (2). The clamp comprises a first clamp (7), a second clamp (8) and a pin (9). The first clamp (7) and the second clamp (8) are hingedly connected via the pin (9). A wedge-shaped connecting block (12) is fixedly connected to the outer wall at the bottom of the first clamp (7). The wedge-shaped connecting block (12) is an elastic structure. A hollow groove (13) is provided on the inner wall of the second clamp (8). The first clamp (7) is connected to the second clamp (8) via the wedge-shaped connecting block (12).

2. The urban water supply and drainage pipe assembly according to claim 1, characterized in that: A fixing tube (15) is fixedly connected to the top outer wall of the second connecting tube (2), a valve stem (17) is rotatably connected inside the fixing tube (15), the bottom of the valve stem (17) penetrates into the interior of the second connecting tube (2) and is connected to a ball (18), and a through hole is penetrated by the ball (18).

3. The urban water supply and drainage pipe assembly according to claim 2, characterized in that: A cavity (16) is provided inside the fixed tube (15), a fixing strip (11) is fixedly connected to the outer wall of the valve stem (17), and the valve stem (17) is engaged with the cavity (16) via the fixing strip (11).

4. The urban water supply and drainage pipe assembly according to claim 2, characterized in that: The top of the valve stem (17) is fixedly connected to a handle (14), and a rubber sleeve is embedded on the outer surface of the handle (14).

5. The urban water supply and drainage pipe assembly according to claim 1, characterized in that: A sealing pad (3) is fixedly connected to the side of the first connecting tube (1) that contacts the second connecting tube (2), and the sealing pad (3) is a rubber pad.

6. The urban water supply and drainage pipe assembly according to claim 1, characterized in that: A return spring (10) is provided between the first clamp (7) and the second clamp (8); one end of the return spring (10) is fixedly connected to the first clamp (7), and the other end of the return spring (10) is fixedly connected to the second clamp (8).

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