Chemical pipeline capable of preventing leakage

Abstract

The utility model provides an anti-leakage chemical pipeline, and relates to the technical field of chemical pipelines, the anti-leakage chemical pipeline comprises a plurality of delivery pipes, isolation support mechanisms are arranged among the delivery pipes close to each other, and the upper end and the lower end of the outer side of each delivery pipe are respectively sleeved with a protection pipe. The first attaching block and the second attaching block are connected in a clamped mode, the first positioning rod and the first positioning hole are matched for precise positioning, the sealing ring and the sealing groove are used for sealing, and the sealing performance is enhanced from the initial connecting link; the upper clamping cover and the lower clamping cover are installed in an attached mode and fixed through bolts, second positioning rods in the upper clamping cover and the lower clamping cover are matched with second positioning holes in the first attaching block and the second attaching block to be further stably connected, meanwhile, sealing rings are installed between the upper clamping cover and the lower clamping cover and the protection pipe, and the multiple sealing structures effectively prevent chemical media from leaking. And the sealing performance and stability of the pipeline joint are greatly improved, and the material loss and the safety accident risk are reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical industry pipeline technical field, specifically, relate to a prevent the chemical industry pipeline of leakage. BACKGROUND

[0002] In the chemical production process, chemical industry pipeline as the key facility of conveying various chemical raw materials, product, its safety and sealing are very important, traditional chemical industry pipeline has many deficiencies in the connection and protection, from the pipeline connection angle, common connection mode often only relies on simple pipe fitting butt joint, lacks effective positioning and sealing structure, this connection mode makes the pipeline connection place easy to appear gap, chemical medium can leak from this, not only causes material loss, also can cause safety accident, especially when conveying toxic, flammable, explosive medium, the leakage risk is extremely big, and, simple connection cannot provide firm support to the pipeline connection place, under the action of external force, like vibration, thermal expansion and cold shrink, the connection place is easy to loosen, further intensifies the leakage risk, therefore we propose a kind of chemical industry pipeline to prevent leakage to solve the above problems. SUMMARY

[0003] The utility model discloses a kind of chemical industry pipelines to prevent leakage, solve the common connection mode often only relies on simple pipe fitting butt joint, lacks effective positioning and sealing structure, this connection mode makes the pipeline connection place easy to appear gap, chemical medium can leak from this, not only causes material loss, also can cause safety accident, especially when conveying toxic, flammable, explosive medium, the leakage risk is extremely big, and, simple connection cannot provide firm support to the pipeline connection place, under the action of external force, like vibration, thermal expansion and cold shrink, the connection place is easy to loosen, further intensifies the leakage risk problem.

[0004] To achieve the above object, the technical scheme that the utility model adopts is as follows:

[0005] The utility model provides a kind of chemical pipeline of preventing leakage, including several conveying pipes, isolation support mechanism is installed between the conveying pipe of mutual approach, respectively the upper and lower ends of the outer side of each conveying pipe are set with protective tube, the front and back sides of the end of the protective tube of mutual approach are respectively equipped with second laminated board, the second laminated board is laminated between, the lower surface of the second laminated board at upper end is respectively equipped with sealing plate, the sealing plate is respectively clamped and is installed in the second laminated board inside at lower end, several bolts are respectively installed between the second laminated board, the second pressure sensing alarm is respectively installed in the protective tube at upper end, the isolation support mechanism includes first laminated block and second laminated block, the first laminated block and second laminated block are respectively installed at the both ends of conveying pipe, the first laminated block and second laminated block are clamped and connected between mutual approach, the upper and lower sides of the end of the conveying pipe of mutual approach are clamped and equipped with upper clamping cover and lower clamping cover, the first laminated block and second laminated block are located in the inside of upper clamping cover and lower clamping cover, the first laminated board is respectively installed in the end of the mutual approach of upper clamping cover and lower clamping cover, the first laminated board is laminated between, bolt is respectively installed between the first laminated board of mutual approach.

[0006] As preferred, the outer side of each conveying pipe is respectively equipped with support block in the middle, the side of the first laminated block and second laminated block of mutual approach is respectively equipped with clamping ring, the surface of the clamping ring and support block is laminated with the side of the protective tube of mutual approach, the outer side of protective tube is laminated with the upper clamping cover and lower clamping cover, and sealing ring is respectively installed between upper clamping cover, lower clamping cover and protective tube.

[0007] As preferred, the side of the first laminated block away from clamping ring is respectively equipped with sealing groove, the side of the second laminated block away from clamping ring is respectively equipped with sealing ring, the sealing ring is respectively clamped and installed in the inside of sealing groove, first pressure sensing alarm is through installed in the upper end of the inside of upper clamping cover.

[0008] As preferred, the side of the first laminated block away from clamping ring is respectively equipped with several first positioning holes, the side of the second laminated block away from clamping ring is respectively equipped with several first positioning rods, the first positioning rod is respectively clamped and installed in the inside of first positioning hole.

[0009] As preferred, the outer side of the first laminated block and second laminated block is respectively equipped with several second positioning holes, the inside of upper clamping cover and lower clamping cover is respectively equipped with several second positioning rods, the second positioning rod is respectively clamped and installed in the inside of second positioning hole.

[0010] Preferably, the lower end of the lower clamping cover is provided with a supporting frame, the inner upper end of the supporting frame is provided with a temporary storage groove, and the temporary storage groove is connected with the lower clamping cover in a penetrating manner, one end of the inner lower side of the temporary storage groove is provided with a liquid discharge pipe in a penetrating manner, the inner part of the liquid discharge pipe is provided with a valve, and the two sides of the upper clamping cover and the lower clamping cover are respectively provided with clamping grooves, and the ends of the second abutting plates close to each other are clamped and arranged in the clamping grooves.

[0011] Compared with the prior art, the utility model has the advantages of:

[0012] (1) The first abutting block and the second abutting block are clamped and connected, the first positioning rod and the first positioning hole are accurately positioned, the sealing ring and the sealing groove are sealed, and the sealing property is enhanced from the preliminary connection link; the upper clamping cover and the lower clamping cover are abuttingly arranged and fixed by bolts, the second positioning rod in the inner part is matched with the second positioning hole on the first and second abutting blocks, further stable connection is realized, sealing rings are arranged between the upper and lower clamping covers and the protection pipe, multiple sealing structures effectively prevent the leakage of chemical media, and the sealing property and stability of the pipeline connection are greatly improved, material loss and safety accident risks are reduced.

[0013] (2) The protection pipe of the utility model is arranged on the outer side of the conveying pipe, can effectively isolate external collision, protects the conveying pipe, avoids that material is leaked to the outside due to the damage of the conveying pipe, the supporting frame at the lower end of the lower clamping cover is provided with a temporary storage groove and is connected with the lower clamping cover in a penetrating manner, if there is leakage at the connection, the leakage material can flow into the temporary storage groove, and the leakage material can be concentratedly treated through the liquid discharge pipe and the valve, so that the leakage material is prevented from penetrating to the outside, the pollution to the environment is reduced, the comprehensive protection and processing capacity for the leakage problem of the chemical pipeline are enhanced, and if the penetration material is too much to cause the pressure between the protection cover and the upper and lower clamping covers to change, the first pressure sensing alarm and the second pressure sensing alarm can be used for alarm work, and the safety performance of the whole is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is an overall structure schematic view of the chemical pipeline for preventing leakage;

[0015] Figure 2 It is a front view structure schematic view of the chemical pipeline for preventing leakage;

[0016] Figure 3 It is a side view structure schematic view of the chemical pipeline for preventing leakage;

[0017] Figure 4 It is a Figure 2 It is a section structure schematic view of the chemical pipeline for preventing leakage at A-A;

[0018] Figure 5The utility model discloses a chemical pipeline of preventing leakage Figure 2 The cross section structure schematic diagram of B-B in the middle;

[0019] Figure 6 The utility model discloses a chemical pipeline of preventing leakage Figure 3 The cross section structure schematic diagram of C-C in the middle;

[0020] Figure 7 The utility model discloses a chemical pipeline of preventing leakage Figure 5 The enlarged structure schematic diagram of D in the middle;

[0021] Figure 8 The utility model discloses a chemical pipeline of preventing leakage Figure 6 The enlarged structure schematic diagram of E in the middle.

[0022] In the drawing: 1, conveying pipe; 2, isolation support mechanism; 201, upper clamping cover; 202, lower clamping cover; 203, first adhering plate; 204, clamping groove; 205, first adhering block; 206, second adhering block; 207, first positioning hole; 208, first positioning rod; 209, sealing groove; 210, sealing ring; 211, second positioning rod; 212, second positioning hole; 213, first pressure sensing alarm; 214, support frame; 215, drainage pipe; 216, temporary storage groove; 3, protection pipe; 4, second pressure sensing alarm; 5, sealing plate; 6, second adhering plate; 7, support block; 8, clamping ring. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skill in the art without creative labor are within the protection scope of the utility model.

[0024] For example, Figures 1 to 8The utility model discloses a kind of chemical pipelines of preventing leakage, including several delivery pipes 1, isolation support mechanism 2 is installed between mutually close delivery pipe 1, the upper and lower ends of each delivery pipe 1 outside are respectively equipped with protective tube 3, the front and back sides of mutually close one end of protective tube 3 are equipped with second laminated board 6, second laminated board 6 is laminated between, the lower surface of second laminated board 6 located in upper end is respectively equipped with sealing plate 5, sealing plate 5 is respectively clamped and installed in the inside of second laminated board 6 located in lower end, several bolts are respectively installed between second laminated board 6, second pressure sensing alarm 4 is respectively installed in the inside of protective tube 3 located in upper end, isolation support mechanism 2 includes first laminated block 205 and second laminated block 206, first laminated block 205 and second laminated block 206 are respectively installed in the two ends of delivery pipe 1, mutually close first laminated block 205 and second laminated block 206 are clamped and connected between, the upper and lower sides of mutually close one end of delivery pipe 1 are clamped and installed with upper clamping cover 201 and lower clamping cover 202, first laminated block 205 and second laminated block 206 are located in the inside of upper clamping cover 201 and lower clamping cover 202, first laminated board 203 is respectively installed in the mutually close one end of upper clamping cover 201 and lower clamping cover 202, first laminated board 203 is laminated between, bolt is respectively installed between mutually close first laminated board 203.

[0025] As Figures 4 to 8As shown, in another embodiment of the utility model, the outer side of each conveying pipe 1 is respectively provided with a supporting block 7, the side of the first and second fitting blocks 205 and 206 close to each other is respectively provided with a clamping ring 8, the side of the protection pipe 3 close to each other is respectively attached to the surface of the clamping ring 8 and the supporting block 7, the outer side of the upper and lower clamping covers 201 and 202 is attached to the protection pipe 3, and the sealing ring is respectively arranged between the upper and lower clamping covers 201 and 202 and the protection pipe 3, the side of the first fitting block 205 away from the clamping ring 8 is respectively provided with a sealing groove 209, the side of the second fitting block 206 away from the clamping ring 8 is respectively provided with a sealing ring 210, the sealing ring 210 is clamped and arranged in the sealing groove 209, the inner upper end of the upper clamping cover 201 is throughly provided with a first pressure sensing alarm 213, the side of the first fitting block 205 away from the clamping ring 8 is respectively provided with a plurality of first positioning holes 207, the side of the second fitting block 206 away from the clamping ring 8 is respectively provided with a plurality of first positioning rods 208, the first positioning rod 208 is clamped and arranged in the first positioning hole 207, the outer side of the first and second fitting blocks 205 and 206 is respectively provided with a plurality of second positioning holes 212, the inner ends of the upper and lower clamping covers 201 and 202 are respectively provided with a plurality of second positioning rods 211, the second positioning rod 211 is clamped and arranged in the second positioning hole 212, the lower end of the lower clamping cover 202 is provided with a supporting frame 214, the inner upper end of the supporting frame 214 is provided with a temporary storage groove 216, and the temporary storage groove 216 and the lower clamping cover 202 are throughly connected, the lower end of the temporary storage groove 216 is throughly provided with a drainage pipe 215, the inner end of the drainage pipe 215 is provided with a valve, the two sides of the upper and lower clamping covers 201 and 202 are respectively provided with a clamping groove 204, and the end of the second fitting plate 6 close to each other is clamped and arranged in the clamping groove 204.

[0026] The user will be close to the first block 205 and the second block 206, to achieve the initial splicing work between the delivery pipe 1, while in the process, the first positioning rod 208 is inserted into the first positioning hole 207, play a role in accurate positioning, to ensure the accuracy of the connection position; sealing ring 210 is inserted into the sealing groove 209, the initial realization of the sealing function, thereby enhancing the sealing in the initial connection link, to ensure that the chemical medium is not easy to leak in the initial connection state, reduce the material loss and safety accident risk, then the user will be protected pipe 3 card in the upper and lower ends of the delivery pipe 1, then through the bolt will be fixed in the second block 6, while the lower surface of the second block 6 sealing plate 5 is inserted into the second block 6, effectively isolate the external collision, protect the delivery pipe 1, avoid the material leakage to the outside world due to the damage of the delivery pipe 1, also let the delivery pipe 1 in the long time use due to corrosion and other conditions produce leakage, the material will not directly penetrate to the outside world, will be first detained in the internal protection pipe 3 for temporary storage, then the upper clamping cover 201 and the lower clamping cover 202 are respectively clamped and installed on the upper and lower sides of the delivery pipe 1 close to each other, so that the first block 205 and the second block 206 are located in the internal, the first block 203 of the upper clamping cover 201 and the lower clamping cover 202 close to each other is clamped, and the bolt is fixed, while the second positioning rod 211 is inserted into the second positioning hole 212 on the first and second blocks, further stabilize the connection, in addition, the sealing ring between the upper clamping cover 201, the lower clamping cover 202 and the protection pipe 3 forms a multiple sealing structure, and further positions the protection pipe 3, greatly improves the sealing and stability of the pipeline connection, effectively prevents the leakage of chemical medium, further reduces the material loss and safety accident risk, then if the connection appears leakage, the leakage material will flow into the temporary storage groove 216 of the lower clamping cover 202 lower end support frame 214, the temporary storage groove 216 and the lower clamping cover 202 are connected through the drain pipe 215 and the valve, the leakage material in the temporary storage groove 216 can be concentrated treatment, avoid the leakage material directly penetrates to the outside world, reduce the pollution to the environment, enhance the comprehensive protection and processing capacity of the leakage problem of chemical pipeline.

[0027] The working principle of the chemical pipeline for preventing leakage is as follows:

[0028] In use, firstly, the user sticks the first sticking block 205 and the second sticking block 206 close to each other to realize the initial splicing of the conveying pipes 1, and in the process, the first positioning rod 208 is clamped into the first positioning hole 207 to play the role of accurate positioning and ensure the accurate connection position; the sealing ring 210 is clamped into the sealing groove 209 to realize the initial sealing function, then the user clamps the protection pipe 3 on the upper and lower ends of the conveying pipe 1, then fixes the second sticking plate 6 through the bolt, and at the same time, the sealing plate 5 on the lower surface of the upper second sticking plate 6 is clamped into the inside of the lower second sticking plate 6 to effectively isolate the external collision and protect the conveying pipe 1, then the upper clamping cover 201 and the lower clamping cover 202 are clamped and installed on the upper and lower sides of the conveying pipe 1 close to each other, the first sticking block 205 and the second sticking block 206 are located inside, the first sticking plate 203 close to each other on the upper clamping cover 201 and the lower clamping cover 202 is stuck, and is fixed through the bolt, at the same time, the second positioning rod 211 is clamped into the second positioning hole 212 on the first and second sticking blocks to further stabilize the connection, in addition, the sealing ring installed between the upper clamping cover 201, the lower clamping cover 202 and the protection pipe 3 forms a multiple sealing structure, finally, if leakage occurs at the connection, the leaked substances will flow into the temporary storage groove 216 of the lower end supporting frame 214 of the lower clamping cover 202, the temporary storage groove 216 is connected with the lower clamping cover 202, and through the drain pipe 215 and the valve, the leaked substances in the temporary storage groove 216 can be concentrated and treated.

[0029] Obviously, the above embodiments of the utility model are only examples for clearly illustrating the utility model, and are not the limitation of the embodiments of the utility model, and for the ordinary skilled in the art, on the basis of the above description, other different forms of changes or changes can be made, here, all the embodiments cannot be exhausted, and all the changes or changes derived from the technical scheme of the utility model still belong to the protection scope of the utility model.

Claims

1. A chemical pipeline for preventing leakage, comprising a plurality of conveying pipes (1), characterized in that: Isolated support mechanisms (2) are installed between the conveying pipes (1) close to each other, protective pipes (3) are respectively sleeved and installed at the upper and lower ends of the outer sides of each conveying pipe (1), second abutting plates (6) are installed on the front and back sides of the close-to-each-other end of the protective pipe (3), the second abutting plates (6) are abutted with each other, sealing plates (5) are respectively installed on the lower surfaces of the second abutting plates (6) at the upper end, the sealing plates (5) are respectively clamped and installed inside the second abutting plates (6) at the lower end, a plurality of bolts are respectively installed between the second abutting plates (6), second pressure sensing alarms (4) are respectively and penetratively installed in the protective pipes (3) at the upper end, the isolated support mechanisms (2) comprise first abutting blocks (205) and second abutting blocks (206), the first abutting blocks (205) and the second abutting blocks (206) are respectively installed at the two ends of the conveying pipe (1), the first abutting blocks (205) and the second abutting blocks (206) close to each other are clamped and connected, upper clamping covers (201) and lower clamping covers (202) are clamped and installed on the upper and lower sides of the close-to-each-other end of the conveying pipe (1), the first abutting blocks (205) and the second abutting blocks (206) are located inside the upper clamping cover (201) and the lower clamping cover (202), first abutting plates (203) are respectively installed at the close-to-each-other end of the upper clamping cover (201) and the lower clamping cover (202), the first abutting plates (203) are abutted with each other, and bolts are respectively installed between the first abutting plates (203) close to each other.

2. A chemical pipeline according to claim 1, wherein: Support blocks (7) are respectively installed at the middle of the outer sides of each conveying pipe (1), clamping rings (8) are respectively installed on the sides of the first abutting blocks (205) and the second abutting blocks (206) close to each other, the surfaces of the clamping rings (8) and the support blocks (7) are abutted with each other on the sides of the protective pipes (3) close to each other, the outer sides of the upper clamping cover (201), the lower clamping cover (202) and the protective pipe (3) are abutted with each other, and sealing rings are respectively installed between the upper clamping cover (201), the lower clamping cover (202) and the protective pipe (3).

3. A chemical pipeline according to claim 1, wherein: Sealing grooves (209) are respectively arranged on the sides of the first abutting blocks (205) away from the clamping rings (8), sealing circular rings (210) are respectively installed on the sides of the second abutting blocks (206) away from the clamping rings (8), the sealing circular rings (210) are respectively clamped and installed inside the sealing grooves (209), and first pressure sensing alarms (213) are penetratively installed at the inner upper ends of the upper clamping cover (201).

4. The leak-proof chemical pipeline according to claim 1, wherein: A plurality of first positioning holes (207) are respectively arranged on the sides of the first abutting blocks (205) away from the clamping rings (8), a plurality of first positioning rods (208) are respectively installed on the sides of the second abutting blocks (206) away from the clamping rings (8), and the first positioning rods (208) are respectively clamped and installed into the first positioning holes (207).

5. A leak-proof chemical pipeline according to claim 1, wherein: The outer side of the first and second fitting blocks (205, 206) is respectively provided with a plurality of second positioning holes (212), the inner side of the upper and lower clamping covers (201, 202) is respectively provided with a plurality of second positioning rods (211) at both ends, and the second positioning rods (211) are respectively clamped and installed into the second positioning holes (212).

6. A leak-proof chemical pipeline according to claim 1, wherein: The lower end of the lower clamping cover (202) is provided with a support frame (214), the inner side upper end of the support frame (214) is provided with a temporary storage groove (216), the temporary storage groove (216) is connected with the lower clamping cover (202) in a penetrating mode, one end of the inner side lower end of the temporary storage groove (216) is provided with a drainage pipe (215) in a penetrating mode, the inner side of the drainage pipe (215) is provided with a valve, the upper and lower clamping covers (201, 202) are respectively provided with clamping grooves (204) at both sides, and the second fitting plates (6) are respectively clamped and installed into the clamping grooves (204) at one end.

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