Emergency repair protection device for gas pipe network

Abstract

The utility model discloses a gas pipe network emergency repair protection device, which relates to the technical field of gas pipe network emergency repair, and comprises a gas pipeline, a protection device body is sleeved on the surface of the gas pipeline, the protection device body comprises a first sealing sleeve, a second sealing sleeve is arranged on the bottom surface of the first sealing sleeve, and the second sealing sleeve is sleeved on the bottom surface of the second sealing sleeve. Under the cooperation of two positioning assemblies fixedly installed in the middles of the two sides of the first sealing sleeve and two clamping grooves formed in the middles of the two sides of the second sealing sleeve, the first sealing sleeve and the second sealing sleeve of the protection device body can be conveniently and rapidly disassembled and assembled at the gas leakage position of the surface of the gas pipeline, and the installation process is simple and convenient; the protection device can be installed and fixed without a bolt in cooperation with a rotating ball seat and a locking nut, and under the cooperation of the two sealing strips on the bottom face of the first sealing sleeve and the sealing rings installed on the two sides in the first sealing sleeve and the two sides in the second sealing sleeve correspondingly, the sealing performance of the splicing position after the first sealing sleeve and the second sealing sleeve are fixed is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of emergency repair of gas pipeline networks, in particular to an emergency repair protective device for gas pipeline networks. Background Art

[0002] A gas pipe network emergency repair protection device with a publication number of "CN 219345877 U" comprises a sleeve and a sealing plate arranged at the end of the sleeve, the sleeve is sleeved on the outer wall of the gas pipeline, and the inner diameter of the sleeve is larger than the outer diameter of the gas pipeline, the diameter of the middle circular hole of the sealing plate is adapted to the outer diameter of the gas pipeline, so that the middle circular hole of the sealing plate is in close contact with the outer wall of the gas pipeline, the sealing plate comprises a first sealing plate and a second sealing plate, the first sealing plate and the second sealing plate are both semi-annular plates, and the first sealing plate and the second sealing plate are respectively arranged at both ends of the first semi-cylinder and the second semi-cylinder;

[0003] Although a gas pipeline network emergency repair protection device with the announcement number "CN 219345877 U" can quickly pre-process the leakage position of the gas pipeline network when in use, thereby improving the safety of the repair work;

[0004] However, when the above-mentioned gas pipeline emergency repair protection device is used and installed, the sleeve of the protection device completes the splicing and fixing of the first half cylinder and the second half cylinder through the bolts, rotating ball seat and locking nut of the locking mechanism, which makes the splicing process of the first half cylinder and the second half cylinder more cumbersome and time-consuming, and makes it inconvenient to disassemble and assemble the sleeve. Secondly, after the first half cylinder and the second half cylinder are spliced ​​together, the sealing of the splicing joint is poor and gas leakage still occurs. Utility Model Content

[0005] In order to solve the problem that the splicing process of the first half cylinder and the second half cylinder of the protective device sleeve is complicated and time-consuming, and it is inconvenient to disassemble and assemble the sleeve; the purpose of the utility model is to provide a gas pipeline network emergency repair protective device.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions: a gas pipe network emergency repair protection device, comprising a gas pipeline, the surface of the gas pipeline is provided with a protection device body, the protection device body comprises a first sealing sleeve, the bottom surface of the first sealing sleeve is provided with a second sealing sleeve, positioning components are fixedly installed in the middle of both sides of the first sealing sleeve, the number of the positioning components is two, the middle of both sides of the second sealing sleeve is provided with a card slot, the number of the card slot is two, and the two positioning components are respectively clamped in the two card slots;

[0007] The positioning assembly includes a fixing member, positioning pins are installed on both sides of the fixing member, the number of the positioning pins is two, one end of the two positioning pins located in the fixing member is fixedly installed with a sliding member, the number of the sliding members is two, a return spring is fixedly connected between the two sliding members, and the two positioning pins are inserted into the two sides of the card slot through relative sliding of the two sliding members and the return spring.

[0008] Preferably, sealing strips are fixedly installed on both sides of the bottom surface of the first sealing sleeve, and sealing grooves are opened on both sides of the top surface of the second sealing sleeve. The number of the sealing strips and the sealing grooves is two, and the two sealing strips are respectively inserted in the two sealing grooves with damping, and the sealing strips and the sealing grooves cooperate with each other. Sealing rings are installed on both sides of the first sealing sleeve and the second sealing sleeve, and the sealing rings and the sealing strips cooperate with each other.

[0009] Preferably, a push-pull member is fixedly installed on one side of the surface of the two sliding members, and the number of the push-pull members is two. The two push-pull members slide relatively on the surface of one side of the fixed member, and the push-pull member cooperates with the sliding member. Positioning buckles are symmetrically installed on both sides of the bottom surface of the first sealing sleeve, and the number of the positioning buckles is four. The four positioning buckles are slidably clamped in the top surface of the second sealing sleeve.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. In the utility model, with the cooperation of two positioning components fixedly installed in the middle of both sides of the first sealing sleeve and two slots opened in the middle of both sides of the second sealing sleeve, the first sealing sleeve and the second sealing sleeve of the protective device body can be quickly disassembled and assembled at the gas leakage position on the surface of the gas pipeline. The installation process is simple and convenient, and there is no need to complete the installation and fixation of the protective device by bolts, rotating ball seats and locking nuts;

[0012] 2. In the utility model, when the protective device body needs to be installed at the leaking position of the gas pipeline for fixing, the two sealing strips installed on the bottom surface of the first sealing sleeve are clamped into the two sealing grooves opened on the top surface of the second sealing sleeve. After the clamping is completed, with the cooperation of the sealing rings installed on both sides of the first sealing sleeve and the second sealing sleeve respectively, the sealing performance of the joint after the first sealing sleeve and the second sealing sleeve are fixed is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 This is a schematic diagram of the overall structure of the utility model.

[0015] Figure 2 This is a schematic diagram of the main structure of the protective device of the utility model.

[0016] Figure 3 For this utility model Figure 2 A magnified view of the structure in the middle.

[0017] Figure 4 For this utility model Figure 2 The enlarged view of the structure at B in the middle.

[0018] Figure 5 This is a schematic diagram of the structure of the first sealing sleeve of the utility model.

[0019] In the figure: 1. gas pipeline; 2. protective device body; 21. first sealing sleeve; 211. sealing strip; 212. positioning buckle; 22. second sealing sleeve; 221. sealing groove; 222. positioning groove; 3. positioning assembly; 31. fixing member; 311. slot; 32. positioning pin; 321. limiting hole; 33. sliding member; 34. reset spring; 35. push-pull member; 4. sealing ring; 5. handle. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example: Figure 1-5As shown, the utility model provides a gas pipeline network emergency repair protection device, comprising a gas pipeline 1, a protection device body 2 is sleeved on the surface of the gas pipeline 1, the protection device body 2 comprises a first sealing sleeve 21, a second sealing sleeve 22 is installed on the bottom surface of the first sealing sleeve 21, positioning components 3 are fixedly installed in the middle of both sides of the first sealing sleeve 21, the number of the positioning components 3 is two, a clamping groove 311 is opened in the middle of both sides of the second sealing sleeve 22, the number of the clamping groove 311 is two, two positioning components 3 are clamped in the two clamping grooves 311 respectively, the positioning component 3 comprises a fixing member 31, positioning pins 32 are installed in both sides of the fixing member 31, the number of the positioning pins 32 is two, one end of the two positioning pins 32 located in the fixing member 31 is fixedly installed with a sliding member 33, the number of the sliding members 33 is two, a reset spring 34 is fixedly connected between the two sliding members 33, and the two positioning pins 32 are inserted in both sides of the clamping groove 311 through the two sliding members 33 and the reset spring 34.

[0022] When it is necessary to install the protective device body 2 at the gas pipeline 1 leaking part for emergency repair and protection, the first sealing sleeve 21 and the second sealing sleeve 22 are sleeved on the surface of the gas pipeline 1 leaking part in a spliced ​​manner. After the sleeve is installed, the positioning components 3 installed in the middle of the two sides of the first sealing sleeve 21 are clamped into the clamping grooves 311 opened in the middle of the two sides of the second sealing sleeve 22. Under the cooperation of the two sliding members 33 and the reset spring 34 in each positioning component 3, the corresponding two positioning pins 32 are controlled to complete the limiting fixation of the positioning component 3 in the corresponding clamping groove 311. After the limiting is completed, the protective device body 2 can be completed. The installation and fixation at the gas pipeline 1 leaking part, similarly, the positioning pin 32 is taken out from the corresponding limiting hole 321 to complete the disassembly work of the protective device body 2 on the gas pipeline 1, and with the cooperation of the two positioning components 3 fixedly installed in the middle of the two sides of the first sealing sleeve 21 and the two card grooves 311 opened in the middle of the two sides of the second sealing sleeve 22, the first sealing sleeve 21 and the second sealing sleeve 22 of the protective device body 2 can be quickly disassembled and assembled at the gas pipeline 1 surface leaking part, and the installation process is simple and convenient, and there is no need to use bolts, rotating ball seats and locking nuts to complete the installation and fixation of the protective device.

[0023] Sealing strips 211 are fixedly installed on both sides of the bottom surface of the first sealing sleeve 21, and sealing grooves 221 are opened on both sides of the top surface of the second sealing sleeve 22. The number of sealing strips 211 and sealing grooves 221 is two, and the two sealing strips 211 are respectively inserted in the two sealing grooves 221 with damping, and the sealing strips 211 and the sealing grooves 221 cooperate with each other. Sealing rings 4 are installed on both sides of the first sealing sleeve 21 and the second sealing sleeve 22, and the sealing rings 4 and the sealing strips 211 cooperate with each other. When the protective device body 2 needs to be installed at the leaking position of the gas pipeline 1 for fixing, the two sealing strips 211 installed on the bottom surface of the first sealing sleeve 21 are clamped into the two sealing grooves 221 opened on the top surface of the second sealing sleeve 22. After the clamping is completed, with the cooperation of the sealing rings 4 respectively installed on both sides of the first sealing sleeve 21 and the second sealing sleeve 22, the sealing performance of the joint after the first sealing sleeve 21 and the second sealing sleeve 22 are fixed is improved.

[0024] A push-pull member 35 is fixedly installed on one side of the surface of the two sliding members 33. There are two push-pull members 35. The two push-pull members 35 slide relatively on the surface of one side of the fixed member 31. The push-pull members 35 cooperate with the sliding members 33. The two sliding members 33 of each positioning assembly 3 are respectively used in conjunction with the two push-pull members 35. The two push-pull members 35 cooperate with the sliding members 33 to control the corresponding positioning pins 32 to slide.

[0025] Positioning buckles 212 are symmetrically installed on both sides of the bottom surface of the first sealing sleeve 21. There are four positioning buckles 212. The four positioning buckles 212 are slidably clamped in the top surface of the second sealing sleeve 22. The four positioning buckles 212 are used to pre-splice the first sealing sleeve 21 and the second sealing sleeve 22, thereby increasing the stability and firmness of the first sealing sleeve 21 and the second sealing sleeve 22 after splicing.

[0026] Limiting holes 321 are provided on both sides of the two card slots 311, and the positioning pins 32 are slidably inserted in the limiting holes 321. The corresponding positioning pins 32 are limited by the limiting holes 321. The top surface of the second sealing sleeve 22 is symmetrically provided with positioning grooves 222 on both sides. The number of the positioning grooves 222 is four, and the four positioning buckles 212 are respectively slidably inserted in the four positioning grooves 222. The four positioning buckles 212 are respectively limited and fixed by the four positioning grooves 222.

[0027] A handle 5 is fixedly installed in the middle of the surface of the first sealing sleeve 21 and the second sealing sleeve 22. There are two handles 5, which cooperate with the first sealing sleeve 21 and the second sealing sleeve 22 respectively. The handles 5 installed in the middle of the surface of the first sealing sleeve 21 and the second sealing sleeve 22 are convenient for disassembly and assembly of the first sealing sleeve 21 and the second sealing sleeve 22 on the surface of the gas pipeline 1.

[0028] Working principle: When the protective device body 2 needs to be installed at the gas pipeline 1 leaking part for emergency repair and protection, the first sealing sleeve 21 and the second sealing sleeve 22 are sleeved on the surface of the gas pipeline 1 leaking part in a splicing manner. After the sleeve is installed, the positioning components 3 installed in the middle of the two sides of the first sealing sleeve 21 are clamped into the clamping grooves 311 opened in the middle of the two sides of the second sealing sleeve 22. Under the cooperation of the two sliding members 33 and the reset spring 34 in each positioning component 3, the corresponding two positioning pins 32 are controlled to complete the limiting fixation of the positioning component 3 in the corresponding clamping groove 311. After the limiting is completed, the installation and fixation of the protective device body 2 at the gas pipeline 1 leaking part can be completed. Similarly, the positioning pin 32 is taken out from the corresponding limiting hole 321 to complete the removal of the protective device body 2 from the gas pipeline 1.

[0029] When installing the protective device body 2, the two sealing strips 211 installed on the bottom surface of the first sealing sleeve 21 are clamped into the two sealing grooves 221 opened on the top surface of the second sealing sleeve 22. After the clamping is completed, with the cooperation of the sealing rings 4 installed on both sides of the first sealing sleeve 21 and the second sealing sleeve 22 respectively, the sealing performance of the joint after the first sealing sleeve 21 and the second sealing sleeve 22 are fixed is improved.

[0030] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A gas pipeline network emergency repair protection device, comprising a gas pipeline (1), characterized in that: The surface of the gas pipeline (1) is sleeved with a protective device body (2), the protective device body (2) comprising a first sealing sleeve (21), a second sealing sleeve (22) being installed on the bottom surface of the first sealing sleeve (21), positioning components (3) being fixedly installed in the middle of both sides of the first sealing sleeve (21), the number of the positioning components (3) being two, the middle of both sides of the second sealing sleeve (22) being provided with a clamping groove (311), the number of the clamping groove (311) being two, and the two positioning components (3) being clamped in the two clamping grooves (311) respectively; The positioning assembly (3) comprises a fixing member (31), both sides of which are provided with positioning pins (32), the number of the positioning pins (32) being two, one end of the two positioning pins (32) located in the fixing member (31) being fixedly provided with a sliding member (33), the number of the sliding members (33) being two, a return spring (34) being fixedly connected between the two sliding members (33), and the two positioning pins (32) being relatively slidably inserted into the two sides of the slot (311) via the two sliding members (33) and the return spring (34).

2. A gas pipe network emergency repair protection device as claimed in claim 1, characterized in that: Sealing strips (211) are fixedly installed on both sides of the bottom surface of the first sealing sleeve (21), and sealing grooves (221) are opened on both sides of the top surface of the second sealing sleeve (22). The number of the sealing strips (211) and the sealing grooves (221) are both two, and the two sealing strips (211) are respectively inserted into the two sealing grooves (221) in a damping manner. The sealing strips (211) and the sealing grooves (221) cooperate with each other. Sealing rings (4) are installed on both sides of the first sealing sleeve (21) and the second sealing sleeve (22), and the sealing rings (4) and the sealing strips (211) cooperate with each other.

3. A gas pipe network emergency repair protection device as claimed in claim 1, characterized in that: A push-pull member (35) is fixedly mounted on one side of the surface of the two sliding members (33). The number of the push-pull members (35) is two. The two push-pull members (35) slide relatively on the surface of one side of the fixed member (31). The push-pull members (35) cooperate with the sliding member (33).

4. A gas pipe network emergency repair protection device as claimed in claim 1, characterized in that: Positioning buckles (212) are symmetrically mounted on both sides of the bottom surface of the first sealing sleeve (21), and there are four positioning buckles (212). The four positioning buckles (212) are slidably mounted in the top surface of the second sealing sleeve (22).

5. A gas pipe network emergency repair protection device as claimed in claim 1, characterized in that: Limiting holes (321) are provided on both sides of the two clamping slots (311), and the positioning pins (32) are slidably inserted in the limiting holes (321).

6. A gas pipe network emergency repair protection device as claimed in claim 4, characterized in that: Positioning grooves (222) are symmetrically provided on both sides of the top surface of the second sealing sleeve (22), and there are four positioning grooves (222). The four positioning buckles (212) are respectively slidably locked in the four positioning grooves (222).

7. A gas pipe network emergency repair protection device as claimed in claim 1, characterized in that: A handle (5) is fixedly mounted in the middle of the surface of the first sealing sleeve (21) and the second sealing sleeve (22). The handles (5) are two in number and cooperate with the first sealing sleeve (21) and the second sealing sleeve (22) respectively.

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