Leakage-proof pipeline connecting device

Abstract

The utility model relates to the field of pipeline connection, in particular to a leakage-proof pipeline connecting device. The technical problems that according to an existing pipeline connecting device, two sets of pipelines are generally connected and fixed through a fastening hoop after being in butt joint with each other, or the two sets of pipelines are connected together in a threaded connection mode, the sealing performance is low, water seepage is likely to be caused, and the using effect is affected are solved. Comprising a connecting assembly, a pipeline assembly and a leakage-proof assembly, the connecting assembly and the pipeline assembly can be connected and fixed together in the mode that the connecting assembly and the pipeline assembly are connected in an inserted mode and sealed through a sealing ring and a sealing sleeve, and a certain sealing effect can also be achieved; further sealing can be carried out on the basis that the connecting assembly and the pipeline assembly are connected and sealed through the arrangement of the leakage-proof assembly, the effect of internal and external dual sealing can be achieved under the mutual cooperation effect of the leakage-proof assembly, the connecting assembly and the pipeline assembly, and the leakage-proof effect is better.

Description

Technical Field

[0001] The utility model relates to the field of pipeline connection, in particular to a leak-proof pipeline connection device. Background Art

[0002] A pipeline is a device composed of pipes, pipe connectors, valves, etc. connected together for transporting gases, liquids or fluids with solid particles. Pipes are divided into metal pipes and non-metal pipes according to the materials used. A pipeline connection device is an important pipeline connection device, which is a component used to connect different pipeline components together to ensure the smooth flow of fluids or gases. Pipeline connection devices have a wide range of application fields, including industrial use and civil facilities in industries such as construction, plumbing, fire protection, chemical industry, medicine, food, etc. Existing pipeline connection devices usually connect and fix two groups of pipelines by butting them against each other and then using a fastening hoop, or connect two groups of pipelines by means of threaded connection. The sealing performance is relatively low, and it is easy to cause water seepage, which affects the use effect. Content of the Utility Model

[0003] In order to overcome the existing pipeline connection devices, which usually connect and fix two groups of pipelines by butting them against each other and then using a fastening hoop, or connect two groups of pipelines by means of threaded connection. The sealing performance is relatively low, and it is easy to cause water seepage, which affects the use effect.

[0004] The technical solution of the utility model is: a leak-proof pipeline connection device, which includes a connection component, a pipeline component and a leak-proof component. There are two groups of pipeline components arranged oppositely. A connection component for connecting the two groups of pipeline components together is detachably connected between the two groups of pipeline components. Leak-proof components for increasing the sealing performance are sleeved on the outer sides of the connection parts between the connection component and the two groups of pipeline components.

[0005] Preferably, by setting the connection component and the pipeline component to be inserted into each other and using a sealing ring and a sealing sleeve for sealing, the connection component and the pipeline component can be connected and fixed together, and a certain sealing effect can also be achieved. By setting the leak-proof component, further sealing can be carried out on the basis of the connection and sealing of the connection component and the pipeline component. Under the mutual cooperation of the leak-proof component, the connection component and the pipeline component, an internal and external double-sealing effect can be achieved, making the leak-proof effect better.

[0006] As a preference, the connection component includes a connection pipe, a sealing ring, a first connection block and a first bolt. Sealing rings for sealing are respectively arranged on the left and right ends of the connection pipe in a fitting manner. Four groups of first connection blocks for connecting with the pipeline component are respectively arranged around the outer sides of the connection pipe near the left and right ends. The first connection block is detachably connected with the pipeline component through the first bolt.

[0007] Preferably, the pipeline component includes a pipe body, a plug, a sealing sleeve and a second connecting block. One end of the pipe body close to the connecting pipe is fixedly connected with a plug for inserting into the connecting pipe. A sealing sleeve for sealing is sleeved on the outer side of the plug. By sleeving the sealing sleeve on the outer side of the plug of the pipe body, the insertion part can be made airtight.

[0008] Preferably, a second connecting block matching the first connecting block is provided around the outer side of one end of the pipe body close to the connecting pipe. A threaded hole for threaded connection with the first bolt is provided at one end of the second connecting block close to the first connecting block.

[0009] Preferably, the leak-proof component includes two sets of clamping plates, a protective layer, a sealing strip, a second bolt and a nut. The two sets of clamping plates are symmetrically arranged up and down. Connecting holes for mutual connection are provided at the left and right ends of the two sets of clamping plates. By providing the connecting holes, the detachable connection of the two sets of clamping plates can be realized.

[0010] Preferably, a protective layer for protecting the first connecting block and the second connecting block is attached to the middle part of the inner side of the clamping plate. A sealing strip for enhancing airtightness is attached to the inner side of the edge of the clamping plate. The protective layer is attached to the surfaces of the first connecting block and the second connecting block to protect them. The sealing strip is attached to the surfaces of the connecting pipe and the pipe body for sealing. By providing the protective layer on the inner side of the clamping plate, the first connecting block and the second connecting block can be protected to prevent them from being damaged by excessive clamping force. By providing the sealing strip on the edge of the clamping plate, it can be attached to the surfaces of the connecting pipe and the pipe body, thus playing a sealing role.

[0011] Preferably, the left and right sides of the two sets of clamping plates are connected by a second bolt, and a nut for fixing is provided on the outer side of the second bolt. By providing the second bolt and the nut in cooperation to connect and fix the two sets of clamping plates, the operation is simple and fast, and it is convenient for installation and disassembly.

[0012] The beneficial effects of the present utility model:

[0013] 1. Compared with traditional pipeline connection devices, which are usually connected and fixed by butting two groups of pipelines against each other and then using fastening hoops, or by using threaded connections to connect the two groups of pipelines together, the sealing performance is relatively low, and it is easy to cause water seepage and affect the use effect. By setting up a connection component and a pipeline component to be inserted into each other and using a sealing ring and a sealing sleeve for sealing, the connection component and the pipeline component can be connected and fixed together, and a certain sealing effect can also be achieved. By sleeving a sealing sleeve outside the plug of the pipe body, the insertion part can be made airtight, and by fitting a sealing ring at one end of the connecting pipe close to the pipe body, a further sealing effect can be achieved. By setting a first connecting block on the connecting pipe, it can correspond to the second connecting block on the pipe body, and by setting a first bolt, the first connecting block and the second connecting block can be connected and fixed together, thus playing a fixing role and making the connection component and the pipeline component connected and fixed together.

[0014] 2. By setting up a leak-proof component, further sealing can be carried out on the basis of the connection and sealing of the connection component and the pipeline component. By setting two oppositely arranged clamping plates, the outside of the connection part of the connection component and the pipeline component can be sleeved. By setting a protective layer on the inner side of the clamping plate, the first connecting block and the second connecting block can be protected to prevent them from being damaged due to excessive clamping force. By setting a sealing strip on the side of the clamping plate, it can be attached to the surfaces of the connecting pipe and the pipe body, thus playing a sealing role. By setting the second bolt and the nut to cooperate with each other, the two clamping plates can be installed and fixed together. Under the combined action of the leak-proof component, the connection component and the pipeline component, a double-layer sealing effect inside and outside can be achieved, thus making the leak-proof effect better. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The figure shows an overall schematic diagram of the leak-proof pipeline connection device of the present utility model;

[0016] Figure 2 The figure shows an exploded schematic diagram of the leak-proof pipeline connection device of the present utility model;

[0017] Figure 3 The figure shows a schematic diagram of the connection component in the leak-proof pipeline connection device of the present utility model;

[0018] Figure 4 The figure shows a schematic diagram of the leak-proof component in the leak-proof pipeline connection device of the present utility model;

[0019] Figure 5 The figure shows an exploded schematic diagram of the leak-proof component in the leak-proof pipeline connection device of the present utility model.

[0020] Description of reference numerals: 1, connecting component; 2, pipe component; 3, leak-proof component; 101, connecting pipe; 102, sealing ring; 103, first connecting block; 104, first bolt; 201, pipe body; 202, plug; 203, sealing sleeve; 204, second connecting block; 205, threaded hole; 301, clamping plate; 302, protective layer; 303, sealing strip; 304, connecting hole; 305, second bolt; 306, nut. Detailed implementation manners

[0021] The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

[0022] Please refer to Figure 1-2 , the present utility model provides an embodiment: a leak-proof pipe connection device, which includes a connecting component 1, a pipe component 2 and a leak-proof component 3. There are two sets of pipe components 2 arranged oppositely. A connecting component 1 for connecting the two sets of pipe components 2 together is detachably connected between the two sets of pipe components 2. Leak-proof components 3 for increasing the sealing performance are sleeved on the outer sides of the joints between the connecting component 1 and the two sets of pipe components 2.

[0023] Please refer to Figure 3 , in this embodiment, the connecting component 1 includes a connecting pipe 101, a sealing ring 102, a first connecting block 103 and a first bolt 104. Sealing rings 102 for sealing are attached to both the left and right ends of the connecting pipe 101. Four groups of first connecting blocks 103 for connecting with the pipe component 2 are circumferentially arranged on the outer sides of the connecting pipe 101 near both ends. The first connecting blocks 103 are detachably connected to the pipe component 2 through the first bolts 104. The pipe component 2 includes a pipe body 201, a plug 202, a sealing sleeve 203 and a second connecting block 204. A plug 202 for inserting into the connecting pipe 101 is fixedly connected to one end of the pipe body 201 close to the connecting pipe 101. A sealing sleeve 203 for sealing is fitted and sleeved on the outer side of the plug 202. By sleeving the sealing sleeve 203 on the outer side of the plug 202 of the pipe body 201, the insertion part can have sealing performance. A second connecting block 204 matching the first connecting block 103 is circumferentially arranged on the outer side of one end of the pipe body 201 close to the connecting pipe 101. A threaded hole 205 for threadedly connecting with the first bolt 104 is opened at one end of the second connecting block 204 close to the first connecting block 103.

[0024] Please refer to Figure 4-5, in this embodiment, the leak-proof component 3 includes clamping plates 301, a protective layer 302, a sealing strip 303, second bolts 305 and nuts 306. There are two sets of clamping plates 301 arranged symmetrically up and down. Connection holes 304 for mutual connection are opened at the left and right ends of the two sets of clamping plates 301. The detachable connection of the two sets of clamping plates 301 can be achieved by opening the connection holes 304. In the middle of the inner side of the clamping plate 301, a protective layer 302 for protecting the first connection block 103 and the second connection block 204 is attached. On the inner side of the edge of the clamping plate 301, a sealing strip 303 for increasing the sealing performance is attached. The protective layer 302 is attached to the surfaces of the first connection block 103 and the second connection block 204 to protect them. The sealing strip 303 is attached to the surfaces of the connecting pipe 101 and the pipe body 201 for sealing. By arranging the protective layer 302 on the inner side of the clamping plate 301, the first connection block 103 and the second connection block 204 can be protected, preventing them from being damaged due to excessive clamping force. By arranging the sealing strip 303 on the edge of the clamping plate 301, it can be attached to the surfaces of the connecting pipe 101 and the pipe body 201, thus playing a sealing role. The left and right sides of the two sets of clamping plates 301 are connected by second bolts 305. Nuts 306 for fixing are arranged on the outer sides of the second bolts 305. By arranging the cooperation of the second bolts 305 and the nuts 306, the two sets of clamping plates 301 are connected and fixed, with simple and fast operation, facilitating installation and disassembly.

[0025] When working, first connect the pipeline component 2 with the connection component 1. Insert the plug 202 of the pipe body 201 into the connecting pipe 101, so that the sealing sleeve 203 on the outer side of the plug 202 is closely attached to the inner wall of the connecting pipe 101, and the sealing ring 102 at one end of the connecting pipe 101 close to the pipe body 201 is attached to the pipe body 201 end.

[0026] Then, fix the connecting pipe 101 and the pipe body 201 together through the first connection block 103 and the second connection block 204. Pass the first bolt 104 through the first connection block 103 and continue to thread it with the threaded hole 205 of the second connection block 204 to install and fix the first connection block 103 and the second connection block 204 together.

[0027] After that, further seal by sleeving the leak-proof component 3 on the outside of the connection between the connection component 1 and the pipeline component 2. Sleeve the two sets of clamping plates 301 on the outside of the connection between the connection component 1 and the pipeline component 2, so that the protective layer 302 on the inner side of the clamping plate 301 is attached to the first connection block 103 and the second connection block 204, and the sealing strip 303 is attached to the surfaces of the connecting pipe 101 and the pipe body 201.

[0028] Finally, pass the second bolt 305 through the connection hole 304 and use the nut 306 to fix the second bolt 305, so that the two sets of clamping plates 301 are connected and fixed together.

[0029] Through the above steps, the staff first connect the pipeline component 2 with the connection component 1. Insert the plug 202 of the pipe body 201 into the connecting pipe 101, so that the sealing sleeve 203 outside the plug 202 fits tightly with the inner wall of the connecting pipe 101, and the sealing ring 102 at one end of the connecting pipe 101 close to the pipe body 201 fits with the pipe body 201 end. By sleeving the sealing sleeve 203 outside the plug 202 of the pipe body 201, the plug-in part can be made airtight, and by fitting the sealing ring 102 at one end of the connecting pipe 101 close to the pipe body 201, a further sealing effect can be achieved. Then, fix the connecting pipe 101 and the pipe body 201 together through the first connecting block 103 and the second connecting block 204. Pass the first bolt 104 through the first connecting block 103 and continue to thread it with the threaded hole 205 of the second connecting block 204 to fix the first connecting block 103 and the second connecting block 204 together. After that, sleeve the leak-proof component 3 outside the joint of the connection component 1 and the pipeline component 2 for further sealing. Sleeve the two sets of clamping plates 301 outside the joint of the connection component 1 and the pipeline component 2, so that the protective layer 302 inside the clamping plate 301 fits with the first connecting block 103 and the second connecting block 204. By setting the protective layer 302 inside the clamping plate 301, the first connecting block 103 and the second connecting block 204 can be protected to avoid being damaged by excessive clamping force, and the sealing strip 303 fits with the surfaces of the connecting pipe 101 and the pipe body 201. By setting the sealing strip 303 on the side of the clamping plate 301, it can fit with the surfaces of the connecting pipe 101 and the pipe body 201, thus playing a sealing role. Finally, pass the second bolt 305 through the connection hole 304 and fix the second bolt 305 with the nut 306, so that the two sets of clamping plates 301 are connected and fixed together. Under the mutual cooperation of the leak-proof component 3, the connection component 1 and the pipeline component 2, an internal and external double-sealing effect can be achieved, so that the leak-proof effect is better.

[0030] The above has described in detail the embodiments of the present invention in conjunction with the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the purpose of the present invention.

Claims

1. A leak-proof pipe connection device, comprising a connection assembly (1); characterized in that: It also comprises a pipeline component (2) and a leak-proof component (3), wherein two groups of pipeline components (2) are arranged opposite to each other, a connecting component (1) for connecting the two groups of pipeline components (2) together is detachably connected between the two groups of pipeline components (2), and the outer sides of the connection between the connecting component (1) and the two groups of pipeline components (2) are both sleeved with a leak-proof component (3) for increasing the sealing performance.

2. A leak-proof pipe connection device according to claim 1, characterized in that: The connection assembly (1) comprises a connection pipe (101), a sealing ring (102), a first connection block (103) and a first bolt (104); the left and right ends of the connection pipe (101) are fitted with sealing rings (102) for sealing; the outer sides of the connection pipe (101) near the left and right ends are surrounded by four groups of first connection blocks (103) for connecting to the pipeline assembly (2); the first connection blocks (103) are detachably connected to the pipeline assembly (2) via the first bolts (104).

3. A leak-proof pipe connection device according to claim 1, characterized in that: The pipeline assembly (2) comprises a pipe body (201), a plug (202), a sealing sleeve (203) and a second connection block (204); one end of the pipe body (201) close to the connection pipe (101) is fixedly connected with the plug (202) for plugging with the connection pipe (101); the outer side of the plug (202) is fitted with a sealing sleeve (203) for sealing.

4. A leak-proof pipe connection device according to claim 3, characterized in that: A second connection block (204) matching the first connection block (103) is disposed around the outer side of one end of the tube body (201) close to the connection tube (101), and a threaded hole (205) for threaded connection with the first bolt (104) is provided at one end of the second connection block (204) close to the first connection block (103).

5. The leak-proof pipe connection device according to claim 1, characterized in that: The anti-leakage assembly (3) comprises a clamping plate (301), a protective layer (302), a sealing strip (303), a second bolt (305) and a nut (306). The clamping plates (301) are provided in two groups symmetrically in an upper and lower direction. The left and right ends of the two groups of clamping plates (301) are provided with connection holes (304) for mutual connection.

6. A leak-proof pipe connection device according to claim 5, characterized in that: A protective layer (302) for protecting the first connection block (103) and the second connection block (204) is bonded to the middle of the inner side of the splint (301), and a sealing strip (303) for increasing the sealing performance is bonded to the inner side of the splint (301). The protective layer (302) is bonded to the surface of the first connection block (103) and the second connection block (204) to protect them, and the sealing strip (303) is bonded to the surface of the connection pipe (101) and the pipe body (201) to seal them.

7. A leak-proof pipe connection device according to claim 6, characterized in that: The left and right groups of the two groups of clamping plates (301) are connected by a second bolt (305), and a nut (306) for fixing is provided on the outer side of the second bolt (305).

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