High-strength hot-pressing tee joint for hydrogen conveying pipeline

Abstract

The utility model relates to the technical field of three-way pipes, in particular to a high-strength hot-pressing tee joint for a hydrogen conveying pipeline, which comprises a three-way pipe, a control assembly, a blocking assembly and two connecting assemblies, the two connecting assemblies are movably connected with the three-way pipe, the control assembly is rotatably connected with the three-way pipe, and the blocking assembly comprises a top cap, a drawing rod and a blocking block. The blocking block is in sliding connection with the three-way pipe, one end of the drawing rod is fixedly connected with the blocking block, the other end of the drawing rod is fixedly connected with the top cap, the blocking block can be matched with the inner wall of the three-way pipe, flowing of gas or liquid in the three-way pipe is blocked, the design is simple, production is convenient, and the problems that the three-way pipe cannot block all channels at the same time, and the cost is low are solved. And when the transportation of the gas or the liquid needs to be stopped, the sealing cannot be carried out.

Description

Technical Field

[0001] The utility model relates to the technical field of tee pipes, in particular to a high-strength hot-pressed tee for a hydrogen delivery pipeline. Background Art

[0002] Hydrogen is the main industrial raw material and the most important industrial gas and special gas. It is widely used in petrochemical industry, electronics industry, metallurgical industry, food processing, float glass, fine organic synthesis, aerospace, etc.

[0003] When the existing hydrogen transmission pipeline is connected to the hydrogen transmission equipment, the end faces of the two connectors are generally fitted together and then fastened with screws. However, the connector fastened with screws has a complex structure and is inconvenient to operate, which reduces the connection efficiency between the hydrogen transmission pipeline and the hydrogen transmission equipment. At this time, the three-way connection that needs to be used can control the flow of hydrogen and liquid in different directions and has a wide range of applications.

[0004] However, in the above-mentioned prior art, the three-way valve cannot block all passages at the same time, and cannot be closed when it is necessary to stop transporting gas or liquid. Utility Model Content

[0005] The utility model aims to provide a high-strength hot-pressed tee for a hydrogen delivery pipeline, which solves the problem that the tee in the prior art cannot block all passages at the same time and cannot be closed when it is necessary to stop transporting gas or liquid.

[0006] To achieve the above-mentioned purpose, the utility model provides a high-strength hot-pressed tee for a hydrogen delivery pipeline, comprising a tee, a control component, a blocking component and two connecting components, the two connecting components are movably connected to the tee and are respectively located on both sides of the tee, the control component is rotatably connected to the tee and is located on one side of the tee, the blocking component comprises a top cap, a pumping rod and a blocking block, the blocking block is slidably connected to the tee and is located above the tee, one end of the pumping rod is fixedly connected to the blocking block and is located above the blocking block, and the other end of the pumping rod is fixedly connected to the top cap and is located below the top cap.

[0007] Wherein, the three-way pipe includes two side pipes and a top pipe, and the two side pipes are fixedly connected to the top pipe and are located below the top pipe.

[0008] Wherein, the control assembly includes a control valve, a sealing ring and a circulation block, the circulation block is fixedly connected to the control valve and is located on one side of the control valve, the sealing ring is fixedly connected to the top pipe and is located on one side of the top pipe, and the control valve is rotatably connected to the top pipe and is located on one side of the top pipe.

[0009] Among them, each of the connecting components includes a plug-in block, an injection head and a sealing ring, the sealing ring is fixedly connected to the injection head and is located on the inner wall of the injection head, the injection head is detachably connected to the plug-in block and is located on one side of the plug-in block, and the plug-in block is detachably connected to the side tube and is located at one end of the side tube.

[0010] Among them, the high-strength hot-pressed tee for the hydrogen delivery pipeline also includes a threaded column, a rotating cylinder and a threaded cylinder. The threaded cylinder is fixedly connected to the rotating cylinder and is located on one side of the rotating cylinder. The rotating cylinder is rotatably connected to the threaded column and is located on one side of the threaded column. The other side of the threaded column is fixedly connected to the top pipe and is located on one side of the top pipe.

[0011] The utility model discloses a high-strength hot-pressed tee for a hydrogen delivery pipeline. The blocking block currently arranged can fit with the inner wall of the tee pipe to block the flow of gas or liquid in the tee pipe. The design is simple and easy to produce. It solves the problem that the tee cannot block all passages at the same time and cannot be closed when it is necessary to stop transporting gas or liquid. The threaded barrel has patterns that fit with the threaded column. The rotating barrel is installed on the threaded column when it is not needed. When it is needed, the rotating barrel is taken out and installed on the plug-in block, which is convenient for connecting various joints and provides various connection methods for the side pipe. Even if the rotating barrel fails to connect the pipeline, it can stop the flow of the side pipe and play a sealing role. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0013] Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model.

[0014] Figure 2 It is a left view of the first embodiment of the utility model.

[0015] Figure 3 The utility model Figure 2 AA line section view.

[0016] Figure 4 The utility model Figure 3 BB line cross-sectional view.

[0017] Figure 5 It is a right side view of the second embodiment of the utility model.

[0018] 101-tee pipe, 102-control assembly, 103-blocking assembly, 104-connecting assembly, 105-top cap, 106-pumping rod, 107-blocking block, 108-side pipe, 109-top pipe, 110-control valve, 111-sealing ring, 112-circulation block, 113-plug-in block, 114-injection head, 115-sealing ring, 201-threaded column, 202-rotating cylinder, 203-threaded cylinder. DETAILED DESCRIPTION

[0019] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0020] The first embodiment of the present application is:

[0021] See also Figure 1-Figure 4 ,in Figure 1 It is a schematic diagram of the overall structure of the first embodiment of the utility model. Figure 2 It is a left view of the first embodiment of the utility model. Figure 3 The utility model Figure 2 AA line section view, Figure 4 The utility model Figure 3 BB line cross-sectional view.

[0022] The utility model provides a high-strength hot-pressed tee for a hydrogen delivery pipeline, comprising a tee 101, a control component 102, a blocking component 103 and two connecting components 104, the blocking component 103 comprising a top cap 105, a pumping rod 106 and a blocking block 107, the tee 101 comprising two side pipes 108 and a top pipe 109, the control component 102 comprising a control valve 110, a sealing ring 111 and a circulation block 112, and each of the connecting parts comprises a plug-in block 113, an injection head 114 and a sealing ring 115.

[0023] According to the present specific embodiment, the two connecting components 104 are both movably connected to the three-way pipe 101, the control component 102 is rotatably connected to the three-way pipe 101, the blocking block 107 is slidably connected to the three-way pipe 101, one end of the pumping rod 106 is fixedly connected to the blocking block 107, the other end of the pumping rod 106 is fixedly connected to the top cap 105, the two side pipes 108 are both fixedly connected to the top pipe 109, the circulation block 112 is fixedly connected to the control valve 110, and the sealing ring 111 is fixedly connected to the top pipe 109. The control valve 110 is rotatably connected to the top pipe 109, the sealing ring 115 is fixedly connected to the injection head 114, the injection head 114 is detachably connected to the plug block 113, and the plug block 113 is detachably connected to the side pipe 108. The blocking block 107 currently provided can fit with the inner wall of the three-way pipe 101, thereby blocking the flow of gas or liquid in the three-way pipe 101. The design is simple and easy to produce, and solves the problem that the three-way pipe cannot block all passages at the same time and cannot be closed when it is necessary to stop transporting gas or liquid.

[0024] Among them, the two connecting components 104 are respectively located on both sides of the three-way pipe 101, the control component 102 is located on one side of the three-way pipe 101, the blocking block 107 is located above the three-way pipe 101, one end of the pumping rod 106 is located above the blocking block 107, and the other end of the pumping rod 106 is located below the top cap 105. When the staff needs to stop the flow of all liquid in the top pipe 109 and the side pipe 108 during use, first insert the blocking block 107, press the top cap 105, place the blocking block 107 on the inner wall of the top pipe 109, and adjust the control valve 110 at the same time to block the flow of all liquid in the top pipe 109 and the side pipe 108.

[0025] Secondly, the two side tubes 108 are both located below the top tube 109, the circulation block 112 is located on one side of the control valve 110, the sealing ring 111 is located on one side of the top tube 109, and the control valve 110 is located on one side of the top tube 109. The circulation block 112 can be adapted to the inner wall of the top tube 109, and the circulation block 112 has two channels of the same size as the inner wall of the side tube 108. The staff can change the flow direction of the liquid in the top tube 109 and the two side tubes 108 according to actual usage. Only two pipelines can be connected at the same time. The control valve 110 controls the rotation of the circulation block 112. An obvious toggle plate is specially provided on the control valve 110 to facilitate the staff to determine which direction is connected and which direction is not connected.

[0026] At the same time, the sealing ring 115 is located on the inner wall of the injection head 114, the injection head 114 is located on one side of the plug-in block 113, and the plug-in block 113 is located at one end of the side tube 108. The setting of the sealing ring 115 facilitates the pipeline to fit better when it is connected to the injection head 114, and achieves good sealing. When the needle is inserted into the injection head 114, the sealing ring 115 can also block the intrusion of external gas and liquid to ensure safety during use. The injection head 114 can be removed from the plug-in block 113. At this time, the plug-in block 113 can support the installation of multiple connecting pipes, and has a wider range of uses.

[0027] In this embodiment, the blocking block 107 is configured to fit with the inner wall of the tee 101, thereby blocking the flow of gas or liquid in the tee 101. The design is simple and easy to produce, and solves the problem that the tee cannot block all passages at the same time and cannot be closed when it is necessary to stop transporting gas or liquid. When the staff needs to stop the flow of all liquid in the top pipe 109 and the side pipe 108 during use, they first insert the blocking block 107, press the top cap 105, and place the blocking block 107 on the inner wall of the top pipe 109. At the same time, adjust the control valve 110 to block the flow of all liquid in the top pipe 109 and the side pipe 108. The circulation block 112 can fit with the inner wall of the top pipe 109, and the circulation block 112 has two valves of the same size as the inner wall of the side pipe 108. The staff can change the flow direction of the liquid in the top pipe 109 and the two side pipes 108 according to the actual use situation. Only two pipes can be connected at the same time. The control valve 110 controls the rotation of the circulation block 112. The control valve 110 is specially provided with an obvious toggle plate to facilitate the staff to determine which direction is connected and which direction is not connected. The setting of the sealing ring 115 facilitates the pipe to fit better when it is connected to the injection head 114, and has good sealing performance. When the needle is inserted into the injection head 114, the sealing ring 115 can also block the invasion of external gas and liquid to ensure safety during use. The injection head 114 can be removed from the plug block 113. At this time, the plug block 113 can support the installation of multiple connecting pipes, and the scope of use is wider.

[0028] The second embodiment of the present application is:

[0029] Based on the first embodiment, please refer to Figure 5 ,in Figure 5 It is a right side view of the second embodiment of the utility model.

[0030] The utility model provides a high-strength hot-pressed tee for a hydrogen delivery pipeline, which also comprises a threaded column 201 , a rotating cylinder 202 and a threaded cylinder 203 .

[0031] According to this specific embodiment, the threaded barrel 203 is fixedly connected to the rotating barrel 202 and is located on one side of the rotating barrel 202. The rotating barrel 202 is rotatably connected to the threaded column 201 and is located on one side of the threaded column 201. The other side of the threaded column 201 is fixedly connected to the top pipe 109 and is located on one side of the top pipe 109. The threaded barrel 203 has a pattern that fits with the threaded column 201. The rotating barrel 202 is installed on the threaded column 201 when it is not needed. When it is needed, the rotating barrel 202 is taken out and installed on the plug-in block 113, which is convenient for connecting various joints and providing various connection methods for the side pipe 108. Even if the rotating barrel 202 fails to connect the pipeline, it can stop the flow of the side pipe 108 and play a sealing role.

[0032] In this embodiment, the threaded barrel 203 has patterns that fit with the threaded column 201. The rotating barrel 202 is installed on the threaded column 201 when it is not needed. When it is needed, the rotating barrel 202 is taken out and installed on the plug-in block 113, which is convenient for connecting various joints and providing various connection methods for the side tube 108. Even if the rotating barrel 202 fails to connect the pipeline, it can stop the flow of the side tube 108 and play a sealing role.

[0033] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A high-strength hot-pressed tee for a hydrogen delivery pipeline, comprising a tee, a control assembly and two connecting assemblies, wherein the two connecting assemblies are movably connected to the tee and are respectively located on both sides of the tee, and the control assembly is rotatably connected to the tee and is located on one side of the tee, characterized in that: It also includes a blocking component, which includes a top cap, a pull-out rod and a blocking block. The blocking block is slidably connected to the three-way pipe and is located above the three-way pipe. One end of the pull-out rod is fixedly connected to the blocking block and is located above the blocking block. The other end of the pull-out rod is fixedly connected to the top cap and is located below the top cap.

2. The high-strength hot-pressed tee for hydrogen delivery pipeline according to claim 1, characterized in that: The three-way pipe includes two side pipes and a top pipe. The two side pipes are fixedly connected to the top pipe and are located below the top pipe.

3. The high-strength hot-pressed tee for hydrogen delivery pipeline according to claim 2, characterized in that: The control assembly includes a control valve, a sealing ring and a circulation block, wherein the circulation block is fixedly connected to the control valve and is located on one side of the control valve, the sealing ring is fixedly connected to the jacking pipe and is located on one side of the jacking pipe, and the control valve is rotatably connected to the jacking pipe and is located on one side of the jacking pipe.

4. The high-strength hot-pressed tee for hydrogen delivery pipeline according to claim 3, characterized in that: Each of the connecting components includes a plug-in block, an injection head and a sealing ring. The sealing ring is fixedly connected to the injection head and is located on the inner wall of the injection head. The injection head is detachably connected to the plug-in block and is located on one side of the plug-in block. The plug-in block is detachably connected to the side tube and is located at one end of the side tube.

5. The high-strength hot-pressed tee for hydrogen delivery pipeline according to claim 4, characterized in that: The high-strength hot-pressed tee for the hydrogen delivery pipeline also includes a threaded column, a rotating cylinder and a threaded cylinder. The threaded cylinder is fixedly connected to the rotating cylinder and is located on one side of the rotating cylinder. The rotating cylinder is rotatably connected to the threaded column and is located on one side of the threaded column. The other side of the threaded column is fixedly connected to the top pipe and is located on one side of the top pipe.

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