Pipeline connecting device for water conservancy and hydropower construction

Abstract

The utility model provides a pipeline connecting device for water conservancy and hydropower construction. A second joint; the water pipe is mounted at the water inlet ends of the first joint and the second joint; the first thread is arranged at the water inlet ends of the first joint and the second joint; the first nut is in threaded connection with the first thread; the fixing ring is installed at the water outlet end of the water pipe and used for being matched with the first nut to fix the water pipe to the water inlet ends of the first connector and the second connector; the connecting assembly is arranged at the water outlet ends of the first connector and the second connector and used for connecting the first connector and the second connector together; the flow limiting assembly is arranged in the first connector and the second connector and used for blocking water flow in the water pipe when the first connector and the second connector are separated. A water pipe is firmly installed on the connecting device, and when the water pipe is connected, water flow can flow through the device through the cooperation of the ball and the cylinder; when the water pipes are separated, water flow is automatically closed, and a large amount of construction time is saved.

Description

Technical Field

[0001] The utility model relates to the technical field of water conservancy and hydropower construction, in particular to a pipeline connecting device for water conservancy and hydropower construction. Background Art

[0002] Water conservancy and hydropower projects are mostly constructed in rivers, lakes, coastal areas and other waters. They need to be constructed according to the natural conditions of the water flow and the requirements of the project construction. They need to make full use of the dry season for construction. There is a strong seasonality and necessary construction intensity. Some projects need to take temperature control measures due to the influence of climate to ensure the quality of the project. The construction of water conservancy projects is closely related to the social and natural environment, so the impact of the implementation of the project is also relatively large. It is necessary to seize the opportunity, arrange the plan reasonably, organize the construction carefully, and solve the problems of flood control and flood crossing in the construction in time to ensure safety.

[0003] During construction, it is often necessary to use a connecting device to connect the pipes. However, the existing pipe connecting devices cannot firmly install the water pipes on the connecting devices when in use, and when the water pipes are connected, the water flow needs to be disconnected before the connection can be made. Such operations will waste a lot of construction time. Utility Model Content

[0004] The utility model provides a pipeline connecting device for water conservancy and hydropower construction, which solves the problems raised by the above-mentioned background technology.

[0005] In order to solve the above technical problems, the technical solution of the utility model is as follows:

[0006] The embodiment of the utility model provides a pipeline connection device for water conservancy and hydropower construction, comprising:

[0007] First joint;

[0008] Second connector;

[0009] A water pipe, installed at the water inlet end of the first joint and the second joint;

[0010] A first thread is provided at the water inlet ends of the first joint and the second joint;

[0011] a first nut threadably connected to the first thread;

[0012] A fixing ring, installed at the water outlet end of the water pipe, and used to cooperate with the first nut to fix the water pipe to the water inlet ends of the first joint and the second joint;

[0013] A connecting assembly, arranged at the water outlet ends of the first connector and the second connector, and used to connect the first connector and the second connector together;

[0014] The flow limiting component is arranged inside the first joint and the second joint, and is used to block the water flow in the water pipe when the first joint and the second joint are separated.

[0015] Furthermore, the water inlet ends of the first joint and the second joint are provided with installation grooves, and sealing rings are installed inside the installation grooves.

[0016] The sealing function can be activated when installing the water pipe.

[0017] Furthermore, a groove is formed on the outer wall of the fixing ring, and a push ring is provided at one end of the first nut away from the first thread.

[0018] The water pipe can be fixed at the water inlet of the first joint and the second joint.

[0019] Furthermore, the connection assembly includes a second thread opened at the water outlet end of the first joint and a second nut movably mounted at the water outlet end of the second joint.

[0020] The first connector and the second connector may be connected together.

[0021] Furthermore, a movable groove is provided at the water outlet end of the second joint, and a movable ring corresponding to the movable groove is provided at one end of the second nut away from the second thread.

[0022] Can be used to flexibly install the second nut.

[0023] Furthermore, the flow limiting assembly includes a rear baffle ring arranged inside the first joint and the second joint, a front baffle ring arranged inside the first joint and the second joint away from one end of the rear baffle ring, a spring installed on one end of the rear baffle ring close to the front baffle ring, and a ball installed on one end of the spring away from the rear baffle ring, and the ball is located at the water outlet of the front baffle ring.

[0024] The water flow in the water pipe can be blocked when the first joint and the second joint are separated.

[0025] Furthermore, a cylinder is slidably mounted on the water outlet end of the second joint, and a plurality of push blocks distributed in an annular shape are arranged at both ends of the cylinder.

[0026] The ball can be pushed out of the way when connected, allowing water to flow through the cylinder.

[0027] Furthermore, a movable ring is provided on the outer wall of the cylinder, and a movable groove corresponding to the movable ring is opened on the inner wall of the second joint.

[0028] The cylinder can be allowed to slide freely in the second joint.

[0029] The above solution of the utility model includes at least the following beneficial effects:

[0030] 1. The utility model provides a first thread, a water pipe, a fixing ring, a first nut and a push ring. When in use, the first nut and the fixing ring are sequentially installed on the water pipe, and then the water pipe is installed on the water inlet end of the joint. Then the first nut is threadedly connected to the first thread on the interface. When connected, the push ring pushes the fixing ring toward the water outlet end of the water pipe and is stuck on the water inlet end of the joint, thereby achieving an effect of stably fixing the water pipe, and solving the problem in the prior art that the water pipe cannot be firmly installed on the connecting device.

[0031] 2. The utility model provides a first joint, a second joint, a spring, a ball and a cylinder. When the water pipes are connected, the ball can be pushed toward the water outlet through the spring inside the first joint and the second joint to block the water flow in the water pipe. Then, when the water pipes are connected, the two balls can be pushed to both sides through the cylinder to allow the water to flow through, thus solving the problem in the prior art that the water flow needs to be disconnected when the water pipes are connected. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 This is a three-dimensional view of the utility model;

[0033] Figure 2 This is an exploded view of the utility model;

[0034] Figure 3 This is a cross-sectional view of the first joint of the utility model;

[0035] Figure 4 This is a cross-sectional view of the second joint of the utility model.

[0036] Description of reference numerals:

[0037] 1. First joint; 101. Second joint; 102. Rear retaining ring; 103. Front retaining ring; 104. Spring; 105. Ball; 2. First thread; 201. Mounting groove; 202. Sealing ring; 203. Water pipe; 204. Fixed ring; 205. Slot; 206. First nut; 207. Push ring; 3. Second thread; 301. Movable groove; 302. Second nut; 303. Movable ring; 4. Cylinder; 401. Moving ring; 402. Moving groove; 403. Push block. DETAILED DESCRIPTION

[0038] The exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Although the exemplary embodiments of the present invention are shown in the accompanying drawings, it should be understood that the present invention can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to enable a more thorough understanding of the present invention and to fully convey the scope of the present invention to those skilled in the art.

[0039] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, an embodiment of the utility model provides a pipeline connection device for water conservancy and hydropower construction, including a first joint 1, a second joint 101, a water pipe 203, a first thread 2, a first nut 206, a fixing ring 204, a connection assembly and a current limiting assembly, the water pipe 203 is installed at the water inlet end of the first joint 1 and the second joint 101, the first thread 2 is opened at the water inlet end of the first joint 1 and the second joint 101, the first nut 206 is threadedly connected to the first thread 2, the fixing ring 204 is installed at the water outlet end of the water pipe 203, and is used to cooperate with the first nut 206 to fix the water pipe 203 at the water inlet end of the first joint 1 and the second joint 101, and the connection assembly is arranged at the water outlet end of the first joint 1 and the second joint 101, and is used to connect the first joint 1 and the second joint 101. The joints 101 are connected together, and the flow limiting component is arranged inside the first joint 1 and the second joint 101, and is used to block the water flow in the water pipe 203 when the first joint 1 and the second joint 101 are separated; before use, firstly, the first nut 206 and the fixing ring 204 are installed on the water pipe 203 in sequence, and then the water pipe 203 is installed on the water inlet end of the joint, and then the first nut 206 is threadedly connected to the first thread 2, so that the water pipe 203 can be connected to the water inlet end of the first joint and the second joint, and then the first joint 1 and the second joint 101 are connected together through the connecting component, and the connecting component is loosened when disassembly is required, and the flow limiting component can block the water in the water pipe 203, so that the connection can be completed firmly and a lot of construction time is saved.

[0040] like Figure 2 , Figure 3 and Figure 4 As shown, the water inlet ends of the first joint 1 and the second joint 101 are provided with an installation groove 201, and a sealing ring 202 is installed inside the installation groove 201; when the water pipe 203 is installed, the sealing ring 202 is located between the interface and the water pipe 203, which can prevent water from leaking out during use.

[0041] like Figure 2 As shown, a groove 205 is provided on the outer wall of the fixing ring 204, and a push ring 207 is provided at the end of the first nut 206 away from the first thread 2; when the first nut 206 is installed on the first thread 2, the fixing ring 204 can be pushed toward the water outlet of the water pipe 203 by the push ring 207, so that the water pipe 203 is stuck in the water inlet of the interface.

[0042] like Figure 1 and Figure 2As shown, the connecting assembly includes a second thread 3 opened at the water outlet end of the first joint 1 and a second nut 302 movably installed at the water outlet end of the second joint 101; when connecting the water pipe 203, the second joint 101 can be connected to the second thread 3 of the first joint 1 through the second nut 302 to realize the connection between the water pipes.

[0043] like Figure 2 As shown, a movable groove 301 is provided at the water outlet end of the second joint 101, and a movable ring 303 corresponding to the movable groove 301 is provided at the end of the second nut 302 away from the second thread 3; the second nut 302 can be installed on the second joint 101 through the set movable groove 301 and the movable ring 303 without affecting the rotation of the second nut 302.

[0044] like Figure 3 and Figure 4 As shown, the current limiting assembly includes a rear baffle ring 102 arranged inside the first joint 1 and the second joint 101, a front baffle ring 103 arranged inside the first joint 1 and the second joint 101 at an end away from the rear baffle ring 102, a spring 104 installed at an end of the rear baffle ring 102 close to the front baffle ring 103, and a ball 105 installed at an end of the spring 104 away from the rear baffle ring 102, and the ball 105 is located at the water outlet of the front baffle ring 103; when the first joint 1 and the second joint 101 are not connected, the spring 104 pushes the ball 105 to the water outlet of the front baffle ring 103 to prevent water from being discharged from the water outlet.

[0045] like Figure 2 As shown, a cylinder 4 is slidably installed at the water outlet end of the second joint 101, and a plurality of push blocks 403 are arranged in a ring shape at both ends of the cylinder 4; when the first joint 1 and the second joint 101 are connected together, the cylinder 4 simultaneously pushes the balls 105 in the first joint 1 and the second joint 101 to both sides, so that the water flow can pass through the water outlet.

[0046] like Figure 4 As shown, the outer wall of the cylinder 4 is provided with a movable ring 401, and the inner wall of the second joint 101 is provided with a movable groove 402 corresponding to the movable ring 401; when the first joint 1 and the second joint 101 are separated, the cylinder 4 can move to the front end of the movable groove 402 without contacting the ball 105, and when the first joint 1 and the second joint 101 are connected together, the cylinder 4 can move backward in the movable groove 402 to push the ball 105 away.

[0047] The working principle of the utility model is as follows: first, the water pipe 203 is installed on the water inlet end of the first joint 1 and the second joint 101, and fixed with the first nut 206 and the fixing ring 204, wherein the sealing ring 202 can prevent water from seeping out. When the two water pipes 203 need to be connected together, the cylinder 4 on the second joint 101 is inserted into the first joint 1 into the water outlet, and then connected through the second nut 302. When connected, the cylinder 4 pushes the ball 105 inside the first joint 1 and the second joint 101 to both sides, so that a gap is generated between the ball 105 and the front baffle ring 103 so that water can pass through, and then the water can pass through the cylinder 4. When disassembly is required, the second nut 302 is loosened, and the cylinder 4 is pulled out. Without the obstruction of the cylinder 4, the ball 105 will be pushed into the water outlet of the front baffle ring 103 by the spring 104, blocking the water flow, saving a lot of construction time.

[0048] The above is a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A pipe connection device for water conservancy and hydropower construction, characterized in that: include: A first connector (1); A second connector (101); A water pipe (203) installed at the water inlet ends of the first joint (1) and the second joint (101); A first thread (2) is provided at the water inlet end of the first joint (1) and the second joint (101); A first nut (206) threadedly connected to the first thread (2); A fixing ring (204) is installed at the water outlet end of the water pipe (203) and is used to cooperate with the first nut (206) to fix the water pipe (203) to the water inlet ends of the first joint (1) and the second joint (101); A connecting assembly, arranged at the water outlet ends of the first connector (1) and the second connector (101), and used to connect the first connector (1) and the second connector (101) together; The flow limiting assembly is arranged inside the first joint (1) and the second joint (101) and is used to block the water flow in the water pipe (203) when the first joint (1) and the second joint (101) are separated.

2. A pipe connection device for water conservancy and hydropower construction according to claim 1, characterized in that: The water inlet ends of the first joint (1) and the second joint (101) are provided with mounting grooves (201), and sealing rings (202) are installed inside the mounting grooves (201).

3. A pipe connection device for water conservancy and hydropower construction according to claim 1, characterized in that: The outer wall of the fixing ring (204) is provided with a slot (205), and the end of the first nut (206) away from the first thread (2) is provided with a push ring (207).

4. A pipe connection device for water conservancy and hydropower construction according to claim 1, characterized in that: The connection assembly comprises a second thread (3) provided at the water outlet end of the first joint (1) and a second nut (302) movably mounted at the water outlet end of the second joint (101).

5. A pipe connection device for water conservancy and hydropower construction according to claim 4, characterized in that: The water outlet end of the second joint (101) is provided with a movable groove (301), and the end of the second nut (302) away from the second thread (3) is provided with a movable ring (303) corresponding to the movable groove (301).

6. A pipe connection device for water conservancy and hydropower construction according to claim 1, characterized in that: The flow limiting assembly comprises a rear baffle ring (102) arranged inside the first joint (1) and the second joint (101), a front baffle ring (103) arranged inside the first joint (1) and the second joint (101) at an end away from the rear baffle ring (102), a spring (104) installed at an end of the rear baffle ring (102) close to the front baffle ring (103), and a round ball (105) installed at an end of the spring (104) away from the rear baffle ring (102), wherein the round ball (105) is located at the water outlet of the front baffle ring (103).

7. A pipe connection device for water conservancy and hydropower construction according to claim 1, characterized in that: A cylinder (4) is slidably mounted on the water outlet end of the second joint (101), and a plurality of push blocks (403) distributed in an annular shape are arranged at both ends of the cylinder (4).

8. A pipe connection device for water conservancy and hydropower construction according to claim 7, characterized in that: The outer wall of the cylinder (4) is provided with a moving ring (401), and the inner wall of the second joint (101) is provided with a moving groove (402) corresponding to the moving ring (401).

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