阅读说明：本技术 一种燃气管道工程用防泄漏连接封边装置 (Gas pipeline engineering is with preventing leaking connection banding device ) 是由 牛正峰 杜素吟 梁智翔 于 2020-12-01 设计创作，主要内容包括：本发明涉及燃气管道工程领域,尤其涉及一种燃气管道工程用防泄漏连接封边装置。本发明要解决的技术问题是提供一种能够便捷安装且同时能够保护密封带增强其密封性的燃气管道工程用防泄漏连接封边装置。为了解决上述技术问题,本发明提供了这样一种燃气管道工程用防泄漏连接封边装置,包括有第一弧形板、第二弧形板、第一密封机构、固定机构、第二密封机构和第三连接杆；第一密封机构通过第三连接杆固接于第一弧形板内壁,第一弧形板通过固定机构与第二弧形板连接。本发明能够便捷地调节密封带的松紧度且能够防止其被雨水侵蚀,同时形成两道密封,从而达到了便捷安装燃气管道连接处密封带且增强了其密封程度的效果。(The invention relates to the field of gas pipeline engineering, in particular to a leakage-proof connecting edge sealing device for gas pipeline engineering. The invention aims to solve the technical problem of providing a leakage-proof connecting and edge-sealing device for gas pipeline engineering, which can be conveniently installed and can protect a sealing strip and enhance the sealing property of the sealing strip. In order to solve the technical problem, the invention provides a leakage-proof connecting edge sealing device for gas pipeline engineering, which comprises a first arc-shaped plate, a second arc-shaped plate, a first sealing mechanism, a fixing mechanism, a second sealing mechanism and a third connecting rod, wherein the first arc-shaped plate is fixedly connected with the second arc-shaped plate; the first sealing mechanism is fixedly connected to the inner wall of the first arc-shaped plate through a third connecting rod, and the first arc-shaped plate is connected with the second arc-shaped plate through a fixing mechanism. The tightness of the sealing strip can be conveniently adjusted, the sealing strip can be prevented from being corroded by rainwater, and two seals are formed at the same time, so that the effects of conveniently installing the sealing strip at the joint of the gas pipeline and enhancing the sealing degree of the sealing strip are achieved.)

1. A leak-proof connecting and edge sealing device for gas pipeline engineering is characterized by comprising a first arc-shaped plate (1), a second arc-shaped plate (2), a first sealing mechanism (3), a fixing mechanism (4), a second sealing mechanism (5) and a third connecting rod (6); the first sealing mechanism (3) is fixedly connected to the inner wall of the first arc-shaped plate (1) through a third connecting rod (6), the first arc-shaped plate (1) is connected with the second arc-shaped plate (2) through a fixing mechanism (4), and the second sealing mechanism (5) is connected with the first arc-shaped plate (1) and the second arc-shaped plate (2) in a sealing mode.

2. The anti-leakage connecting edge sealing device for gas pipeline engineering according to claim 1, wherein the first sealing mechanism (3) comprises a sealing belt (31), a first connecting rod (32), a mounting box (33), a first fixing plate (35), a second fixing plate (37), a first spring (38), a second spring (39), a second connecting rod (310) and a third fixing plate (312); the mounting box (33) is fixedly connected with the end part of the third connecting rod (6); one side of the mounting box (33) is provided with a first through hole (34) for the sealing tape (31) to pass through, and the other side is provided with a second through hole (36) for the sealing tape (31) to pass through; a third through hole (311) is formed in the top of the mounting box (33); one end of a first connecting rod (32) is fixedly connected to the bottom in the installation box (33), and the other end of the first connecting rod is fixedly connected to the bottom of a first fixing plate (35); one end of the second connecting rod (310) is fixedly connected to the top of the second fixing plate (37), and the other end of the second connecting rod passes through the third through hole (311) and is fixedly connected to the bottom of the third fixing plate (312); one end of a first spring (38) is fixedly connected to the top of the second fixing plate (37), and the other end of the first spring is fixedly connected to the inner top of the installation box (33); one end of a second spring (39) is fixedly connected to the top of the second fixing plate (37), and the other end of the second spring is fixedly connected to the inner top of the mounting box (33); the end part of the sealing belt (31) sequentially passes through the second through hole (36) and the first through hole (34) and is in friction connection with the first fixing plate (35) and the second fixing plate (37).

3. The anti-leakage connecting edge sealing device for the gas pipeline engineering according to claim 1, wherein the fixing mechanism (4) comprises a fourth fixing plate (41), a first bolt (43), a first L-shaped fixing plate (45), a second L-shaped fixing plate (46), a second bolt (48) and a fifth fixing plate (410); a fourth fixing plate (41) is fixedly connected to the side part of the first arc-shaped plate (1), a first L-shaped fixing plate (45) is fixedly connected to the side part of the second arc-shaped plate (2) close to the fourth fixing plate (41), a first thread groove (42) is formed in the side part of the fourth fixing plate (41) far away from the first arc-shaped plate (1), a first thread hole (44) is formed in the side part of the first L-shaped fixing plate (45), a first bolt (43) is in threaded connection with the first thread hole (44) and the first thread groove (42), a fifth fixing plate (410) is fixedly connected to the side part of the first arc-shaped plate (1) far away from the fourth fixing plate (41), a second L-shaped fixing plate (46) is fixedly connected to the side part of the second arc-shaped plate (2) close to the fifth fixing plate (410), a second thread groove (49) is formed in the side part of the fifth fixing plate (410) far away from the first arc-shaped plate (1), a second, the second bolt (48) is screwed with the second threaded hole (47) and the second threaded groove (49).

4. A leak-proof connecting and edge-sealing device for gas piping engineering according to claim 1, wherein the second sealing mechanism (5) comprises a first sealing plate (51), a first insert rod (54), a second sealing plate (56), a second insert rod (57), a third sealing plate (59), a third insert rod (511), a fourth sealing plate (514) and a fourth insert rod (516); the first inserted bar (54) is fixedly connected with the end part of the second sealing plate (56), the second inserted bar (57) is fixedly connected with the end part of the second sealing plate (56) far away from the first inserted bar (54), the second sealing plate (56) is provided with a second groove (55) for inserting the first arc-shaped plate (1) and the second arc-shaped plate (2), the first sealing plate (51) is provided with a first slot (53) for inserting the first inserted bar (54) close to the side part of the second sealing plate (56), the first sealing plate (51) is provided with a second slot (58) for inserting the second inserted bar (57) close to the side part of the second sealing plate (56), the first sealing plate (51) is provided with a first groove (52) for inserting the first arc-shaped plate (1) and the second arc-shaped plate (2), the third inserted bar (511) is fixedly connected with the end part of the third sealing plate (59), and the fourth inserted bar (516) is fixedly connected with the end part of the third sealing plate (59) far away from the third inserted bar (511), third sealing plate (59) is provided with a third groove (510) for inserting first arc plate (1) and second arc plate (2), a third slot (512) for inserting third insertion rod (511) is provided near the side part of third sealing plate (59) for fourth sealing plate (514), a fourth slot (515) for inserting fourth insertion rod (516) is provided near the side part of third sealing plate (59) for fourth sealing plate (514), and a fourth groove (513) for inserting first arc plate (1) and second arc plate (2) is provided for fourth sealing plate (514).

5. The anti-leakage connecting edge sealing device for gas pipeline engineering according to claim 1, further comprising a fourth connecting rod (7), a fifth inserting rod (9), a fifth sealing plate (10), a first connecting plate (11), a sixth inserting rod (13), a fifth connecting rod, a second connecting plate (15) and a sixth sealing plate (16); first connecting plate (11) rigid coupling is in fourth connecting rod (7) bottom, fifth closing plate (10) rigid coupling is close to second arc (2) lateral part in first connecting plate (11), fifth inserted bar (9) rigid coupling is close to second arc (2) tip in fourth connecting rod (7), confession fifth inserted bar (9) male fifth slot (8) have been seted up to second arc (2) inner wall, second connecting plate (15) rigid coupling is in fifth connecting rod (14) bottom, sixth closing plate (16) rigid coupling is close to second arc (2) lateral part in second connecting plate (15), sixth inserted bar (13) rigid coupling is close to second arc (2) tip in fifth connecting rod (14), the inside wall that fifth slot (8) was kept away from in second arc (2) has seted up confession sixth inserted bar (13) male sixth slot (12).

6. The leak-proof joint edge banding device for gas piping engineering of claim 1, wherein said leak-proof joint edge banding device for gas piping engineering further comprises a first sealing strip (17), a second sealing strip (20), a third sealing strip (21), and a fourth sealing strip (24); the first sealing strip (17) is fixedly connected to the end part of the second sealing plate (56) and is provided with a fourth through hole (18) for the first inserted bar (54) to pass through; the second sealing strip (20) is fixedly connected to the end part, far away from the first sealing strip (17), of the second sealing plate (56), and is provided with a fifth through hole (19) for the second inserted rod (57) to pass through; the third sealing strip (21) is fixedly connected to the end part of the third sealing plate (59) and is provided with a sixth through hole (22) for the third inserted bar (511) to pass through; the fourth sealing strip (24) is fixedly connected to the end part, far away from the third sealing strip (21), of the third sealing plate (59) and is provided with a seventh through hole (23) for the third insertion rod (511) to pass through.

7. The leak-proof joint edge banding device for gas piping engineering of claim 1, wherein said leak-proof joint edge banding device for gas piping engineering further comprises a sixth connecting rod (25); the sixth connecting rod (25) is fixedly connected to the top of the third fixing plate (312).

8. The leak-proof connection edge sealing device for gas piping engineering according to claim 1, further comprising a first rain-proof sleeve (26) and a second rain-proof sleeve (27); the first rain-proof sleeve (26) and the second rain-proof sleeve (27) are sleeved outside the fixing mechanism (4).

Technical Field

The invention relates to the field of gas pipeline engineering, in particular to a leakage-proof connecting edge sealing device for gas pipeline engineering.

Background

The gas pipeline refers to a pipeline for conveying natural gas (including associated gas produced by an oil field) from an exploitation place or a processing plant to a city gas distribution center or an industrial enterprise user, and is also called a gas transmission pipeline. The natural gas pipeline is used for conveying natural gas, and is a way for conveying a large amount of natural gas on land. Natural gas pipelines account for about half of the total pipeline length in the world. The installation of current gas pipeline engineering is with preventing leaking connection banding device is not convenient, and sealing strip or sealing strip expose very easily to damage of the sun that blows in the air simultaneously, consequently need urgently to develop one kind can convenient installation and can protect the sealing strip to strengthen its leakproofness's gas pipeline engineering with preventing leaking connection banding device simultaneously.

Disclosure of Invention

The invention aims to overcome the defects that the existing anti-leakage connecting and edge sealing device for gas pipeline engineering is inconvenient to install and sealing strips or sealing strips are very easy to damage due to the fact that the sealing strips or the sealing strips are exposed to the air and blown by the air and exposed to the sun.

(2) Technical scheme

In order to solve the technical problem, the invention provides a leakage-proof connecting edge sealing device for gas pipeline engineering, which comprises a first arc-shaped plate, a second arc-shaped plate, a first sealing mechanism, a fixing mechanism, a second sealing mechanism and a third connecting rod, wherein the first arc-shaped plate is fixedly connected with the second arc-shaped plate; the first sealing mechanism is fixedly connected to the inner wall of the first arc-shaped plate through a third connecting rod, the first arc-shaped plate is connected with the second arc-shaped plate through a fixing mechanism, and the second sealing mechanism is connected with the first arc-shaped plate and the second arc-shaped plate in a sealing mode.

Preferably, the first sealing mechanism comprises a sealing belt, a first connecting rod, an installation box, a first fixing plate, a second fixing plate, a first spring, a second connecting rod and a third fixing plate; the mounting box is fixedly connected to the end part of the third connecting rod; one side of the mounting box is provided with a first through hole for the sealing tape to pass through, and the other side of the mounting box is provided with a second through hole for the sealing tape to pass through; a third through hole is formed in the top of the mounting box; one end of the first connecting rod is fixedly connected to the bottom in the installation box, and the other end of the first connecting rod is fixedly connected to the bottom of the first fixing plate; one end of the second connecting rod is fixedly connected to the top of the second fixing plate, and the other end of the second connecting rod penetrates through the third through hole and is fixedly connected to the bottom of the third fixing plate; one end of the first spring is fixedly connected to the top of the second fixing plate, and the other end of the first spring is fixedly connected to the top in the installation box; one end of the second spring is fixedly connected to the top of the second fixing plate, and the other end of the second spring is fixedly connected to the top in the installation box; the end part of the sealing belt sequentially penetrates through the second through hole and the first through hole and is in friction connection with the first fixing plate and the second fixing plate.

Preferably, the fixing mechanism comprises a fourth fixing plate, a first bolt, a first L-shaped fixing plate, a second bolt and a fifth fixing plate; the fourth fixed plate rigid coupling is in first arc lateral part, first L shape fixed plate rigid coupling is close to the lateral part of fourth fixed plate in the second arc, the fourth fixed plate is kept away from the lateral part of first arc and is seted up first thread groove, first screw hole has been seted up to first L shape fixed plate lateral part, first bolt and first screw hole, first thread groove spiro union, the fourth fixed plate lateral part is kept away from in first arc to the fifth fixed plate rigid coupling, second L shape fixed plate rigid coupling is close to the lateral part of fifth fixed plate in the second arc, the lateral part that first arc was kept away from to the fifth fixed plate has seted up the second thread groove, second screw hole has been seted up to second L shape fixed plate lateral part, second bolt and second screw hole, second thread groove spiro union.

Preferably, the second sealing mechanism comprises a first sealing plate, a first inserted link, a second sealing plate, a second inserted link, a third sealing plate, a third inserted link, a fourth sealing plate and a fourth inserted link; the first inserted bar is fixedly connected with the end part of the second sealing plate, the second inserted bar is fixedly connected with the end part of the second sealing plate far away from the first inserted bar, the second sealing plate is provided with a second groove for inserting the first arc-shaped plate and the second arc-shaped plate, the first sealing plate is provided with a first slot for inserting the first inserted bar close to the side part of the second sealing plate, the first sealing plate is provided with a second slot for inserting the second inserted bar close to the side part of the second sealing plate, the first sealing plate is provided with a first groove for inserting the first arc-shaped plate and the second arc-shaped plate, the third inserted bar is fixedly connected with the end part of the third sealing plate, the fourth inserted bar is fixedly connected with the end part of the third sealing plate far away from the third inserted bar, the third sealing plate is provided with a third groove for inserting the first arc-shaped plate and the second arc-shaped plate, the fourth sealing plate is provided with a third slot for inserting the third inserted bar close to the side part of the third sealing plate, the fourth sealing plate is provided, the fourth sealing plate is provided with a fourth groove for inserting the first arc-shaped plate and the second arc-shaped plate.

Preferably, the leakproof connecting edge sealing device for the gas pipeline engineering further comprises a fourth connecting rod, a fifth inserting rod, a fifth sealing plate, a first connecting plate, a sixth inserting rod, a fifth connecting rod, a second connecting plate and a sixth sealing plate; the first connecting plate is fixedly connected to the bottom of the fourth connecting rod, the fifth sealing plate is fixedly connected to the first connecting plate and close to the side portion of the second arc-shaped plate, the fifth inserting rod is fixedly connected to the fourth connecting rod and close to the end portion of the second arc-shaped plate, a fifth inserting slot for inserting the fifth inserting rod is formed in the inner wall of the second arc-shaped plate, the second connecting plate is fixedly connected to the bottom of the fifth connecting rod, the sixth sealing plate is fixedly connected to the second connecting plate and close to the side portion of the second arc-shaped plate, the sixth inserting rod is fixedly connected to the fifth connecting rod and close to the end portion of the second arc-shaped plate, and a sixth inserting slot for inserting the sixth inserting rod is.

Preferably, the leakproof connecting edge sealing device for the gas pipeline engineering further comprises a first sealing strip, a second sealing strip, a third sealing strip and a fourth sealing strip; the first sealing strip is fixedly connected to the end part of the second sealing plate and is provided with a fourth through hole for the first inserted rod to pass through; the second sealing strip is fixedly connected to the end part, far away from the first sealing strip, of the second sealing plate, and a fifth through hole for the second inserted link to pass through is formed in the second sealing plate; the third sealing strip is fixedly connected to the end part of the third sealing plate and is provided with a sixth through hole for the third inserted link to pass through; the fourth sealing strip is fixedly connected to the end part, far away from the third sealing strip, of the third sealing plate, and a seventh through hole for the third insertion rod to penetrate is formed in the fourth sealing strip.

Preferably, the anti-leakage connecting edge sealing device for the gas pipeline engineering further comprises a sixth connecting rod; the sixth connecting rod is fixedly connected to the top of the third fixing plate.

Preferably, the leakproof connecting edge sealing device for the gas pipeline engineering further comprises a first rainproof sleeve and a second rainproof sleeve; the first rain-proof sleeve and the second rain-proof sleeve are sleeved outside the fixing mechanism.

(3) Advantageous effects

The sealing strip can be conveniently fixed or loosened through the mutual matching of the first fixing plate, the second fixing plate, the third fixing plate, the first spring and the second spring, so that the tightness of the sealing strip can be conveniently adjusted, and the sealing strip can better seal the joint; under the mutual cooperation of the first arc-shaped plate, the second arc-shaped plate, the first sealing plate, the second sealing plate, the third sealing plate and the fourth sealing plate, a second seal can be conveniently formed, the sealing performance of a joint is enhanced, and meanwhile, the erosion of rainwater can be prevented, and the leakage of the rainwater is prevented; the tightness of the sealing strip can be conveniently adjusted, the sealing strip can be prevented from being corroded by rainwater, and two seals are formed at the same time, so that the effects of conveniently installing the sealing strip at the joint of the gas pipeline and enhancing the sealing degree of the sealing strip are achieved.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic front view of a first structure of the present invention.

Fig. 3 is a first rear view structural diagram of the present invention.

Fig. 4 is a schematic front view of a second structure of the present invention.

FIG. 5 is a schematic diagram of a third front view structure according to the present invention.

Fig. 6 is a second rear view structure diagram of the present invention.

FIG. 7 is a schematic diagram of a fourth front view structure according to the present invention.

Fig. 8 is a schematic front view of a fifth embodiment of the present invention.

The labels in the figures are: 1-a first arc-shaped plate, 2-a second arc-shaped plate, 3-a first sealing mechanism, 31-a sealing strip, 32-a first connecting rod, 33-an installation box, 34-a first through hole, 35-a first fixing plate, 36-a second through hole, 37-a second fixing plate, 38-a first spring, 39-a second spring, 310-a second connecting rod, 311-a third through hole, 312-a third fixing plate, 4-a fixing mechanism, 41-a fourth fixing plate, 42-a first thread groove, 43-a first bolt, 44-a first threaded hole, 45-a first L-shaped fixing plate, 46-a second L-shaped fixing plate, 47-a second threaded hole, 48-a second bolt, 49-a second thread groove, 410-a fifth fixing plate, 5-a second sealing mechanism, 51-first sealing plate, 52-first groove, 53-first slot, 54-first insert rod, 55-second groove, 56-second sealing plate, 57-second insert rod, 58-second slot, 59-third sealing plate, 510-third groove, 511-third insert rod, 512-third slot, 513-fourth groove, 514-fourth sealing plate, 515-fourth slot, 516-fourth insert rod, 6-third connecting rod, 7-fourth connecting rod, 8-fifth slot, 9-fifth insert rod, 10-fifth sealing plate, 11-first connecting plate, 12-sixth slot, 13-sixth insert rod, 14-fifth connecting rod, 15-second connecting plate, 16-sixth sealing plate, 17-first sealing strip, 18-a fourth through hole, 19-a fifth through hole, 20-a second sealing strip, 21-a third sealing strip, 22-a sixth through hole, 23-a seventh through hole, 24-a fourth sealing strip, 25-a sixth connecting rod, 26-a first rain-proof sleeve and 27-a second rain-proof sleeve.

Detailed Description

The invention is further described below with reference to the accompanying drawings:

example 1

A leak-proof connection edge sealing device for gas pipeline engineering is shown in figures 1-8 and comprises a first arc-shaped plate 1, a second arc-shaped plate 2, a first sealing mechanism 3, a fixing mechanism 4, a second sealing mechanism 5 and a third connecting rod 6; the first sealing mechanism 3 is fixedly connected to the inner wall of the first arc-shaped plate 1 through a third connecting rod 6, the first arc-shaped plate 1 is connected with the second arc-shaped plate 2 through a fixing mechanism 4, and the second sealing mechanism 5 is connected with the first arc-shaped plate 1 and the second arc-shaped plate 2 in a sealing mode.

The first sealing mechanism 3 comprises a sealing belt 31, a first connecting rod 32, an installation box 33, a first fixing plate 35, a second fixing plate 37, a first spring 38, a second spring 39, a second connecting rod 310 and a third fixing plate 312; the mounting box 33 is fixedly connected with the end part of the third connecting rod 6; a first through hole 34 for the sealing tape 31 to pass through is formed on one side of the mounting box 33, and a second through hole 36 for the sealing tape 31 to pass through is formed on the other side; a third through hole 311 is formed in the top of the installation box 33; one end of the first connecting rod 32 is fixedly connected to the bottom of the mounting box 33, and the other end is fixedly connected to the bottom of the first fixing plate 35; one end of the second connecting rod 310 is fixedly connected to the top of the second fixing plate 37, and the other end thereof passes through the third through hole 311 and is fixedly connected to the bottom of the third fixing plate 312; one end of the first spring 38 is fixedly connected to the top of the second fixing plate 37, and the other end is fixedly connected to the top of the mounting box 33; one end of the second spring 39 is fixedly connected to the top of the second fixing plate 37, and the other end is fixedly connected to the top of the mounting box 33; the end of the sealing tape 31 passes through the second through hole 36 and the first through hole 34 in sequence, and is frictionally connected to the first fixing plate 35 and the second fixing plate 37.

The fixing mechanism 4 comprises a fourth fixing plate 41, a first bolt 43, a first L-shaped fixing plate 45, a second L-shaped fixing plate 46, a second bolt 48 and a fifth fixing plate 410; fourth fixed plate 41 is fixedly connected to the side of first arc-shaped plate 1, first L-shaped fixed plate 45 is fixedly connected to the side of second arc-shaped plate 2 close to fourth fixed plate 41, the side of fourth fixed plate 41 far away from first arc-shaped plate 1 is provided with first thread groove 42, first thread hole 44 is provided on the side of first L-shaped fixed plate 45, first bolt 43 and first thread hole 44, first thread groove 42 is screwed, fifth fixed plate 410 is fixedly connected to the side of first arc-shaped plate 1 far away from fourth fixed plate 41, second L-shaped fixed plate 46 is fixedly connected to the side of second arc-shaped plate 2 close to fifth fixed plate 410, second thread groove 49 is provided on the side of fifth fixed plate 410 far away from first arc-shaped plate 1, second thread hole 47 is provided on the side of second L-shaped fixed plate 46, second bolt 48 and second thread hole 47, second thread groove 49 are screwed.

The second sealing mechanism 5 comprises a first sealing plate 51, a first inserted bar 54, a second sealing plate 56, a second inserted bar 57, a third sealing plate 59, a third inserted bar 511, a fourth sealing plate 514 and a fourth inserted bar 516; the first inserting rod 54 is fixedly connected with the end of the second sealing plate 56, the second inserting rod 57 is fixedly connected with the end of the second sealing plate 56 far away from the first inserting rod 54, the second sealing plate 56 is provided with a second groove 55 for inserting the first arc-shaped plate 1 and the second arc-shaped plate 2, the side of the first sealing plate 51 close to the second sealing plate 56 is provided with a first slot 53 for inserting the first inserting rod 54, the side of the first sealing plate 51 close to the second sealing plate 56 is provided with a second slot 58 for inserting the second inserting rod 57, the first sealing plate 51 is provided with a first groove 52 for inserting the first arc-shaped plate 1 and the second arc-shaped plate 2, the third inserting rod 511 is fixedly connected with the end of the third sealing plate 59, the fourth inserting rod 516 is fixedly connected with the end of the third sealing plate 59 far away from the third inserting rod 511, the third sealing plate 59 is provided with a third slot 510 for inserting the first arc-shaped plate 1 and the second arc-shaped plate 2, the fourth sealing plate 514 is provided with a third slot 512 for inserting the third inserting rod 511 close to the side, the side of the fourth sealing plate 514 close to the third sealing plate 59 is provided with a fourth slot 515 for inserting a fourth inserting rod 516, and the fourth sealing plate 514 is provided with a fourth groove 513 for inserting the first arc-shaped plate 1 and the second arc-shaped plate 2.

The anti-leakage connecting and edge sealing device for the gas pipeline engineering further comprises a fourth connecting rod 7, a fifth inserting rod 9, a fifth sealing plate 10, a first connecting plate 11, a sixth inserting rod 13, a fifth connecting rod, a second connecting plate 15 and a sixth sealing plate 16; first connecting plate 11 rigid coupling is in fourth connecting rod 7 bottom, fifth closing plate 10 rigid coupling is close to second arc 2 lateral part in first connecting plate 11, fifth inserted bar 9 rigid coupling is close to second arc 2 tip in fourth connecting rod 7, second arc 2 inner wall is offered and is supplied fifth inserted bar 9 male fifth slot 8, second connecting plate 15 rigid coupling is in fifth connecting rod 14 bottom, sixth closing plate 16 rigid coupling is close to second arc 2 lateral part in second connecting plate 15, sixth inserted bar 13 rigid coupling is close to second arc 2 tip in fifth connecting rod 14, second arc 2 keeps away from the inside wall of fifth slot 8 and offers and supplies sixth inserted bar 13 male sixth slot 12.

The anti-leakage connecting and edge sealing device for the gas pipeline engineering further comprises a first sealing strip 17, a second sealing strip 20, a third sealing strip 21 and a fourth sealing strip 24; the first sealing strip 17 is fixedly connected to the end of the second sealing plate 56, and is provided with a fourth through hole 18 for the first inserted bar 54 to pass through; the second sealing strip 20 is fixedly connected to the end part of the second sealing plate 56 far away from the first sealing strip 17, and is provided with a fifth through hole 19 for the second insertion rod 57 to pass through; the third sealing strip 21 is fixedly connected to the end of the third sealing plate 59, and is provided with a sixth through hole 22 for the third inserting rod 511 to pass through; the fourth sealing strip 24 is fixed to the end of the third sealing plate 59 far from the third sealing strip 21, and is provided with a seventh through hole 23 for the third insertion rod 511 to pass through.

The anti-leakage connecting edge sealing device for the gas pipeline engineering also comprises a sixth connecting rod 25; the sixth connecting rod 25 is fixed to the top of the third fixing plate 312.

The anti-leakage connecting edge sealing device for the gas pipeline engineering further comprises a first rain-proof sleeve 26 and a second rain-proof sleeve 27; the first rain-proof sleeve 26 and the second rain-proof sleeve 27 are sleeved outside the fixing mechanism 4.

The working principle is as follows: firstly, controlling a first sealing mechanism 3 to enable the first sealing mechanism 3 to carry out first sealing on the joint of a gas pipeline so as to prevent the gas pipeline from leaking; then, the fixing mechanism 4 is controlled to fix the first arc-shaped plate 1 and the second arc-shaped plate 2, and the first arc-shaped plate 1 and the second arc-shaped plate 2 form a cover to cover the first sealing mechanism 3 to prevent the first sealing mechanism from being corroded by rainwater and the like; and finally, controlling a second sealing mechanism 5 to enable the second sealing mechanism 5 to seal the cover formed by the first arc-shaped plate 1 and the second arc-shaped plate 2, and further sealing the cover to prevent the cover from leaking.

The first sealing mechanism 3 comprises a sealing belt 31, a first connecting rod 32, an installation box 33, a first fixing plate 35, a second fixing plate 37, a first spring 38, a second spring 39, a second connecting rod 310 and a third fixing plate 312; the mounting box 33 is fixedly connected with the end part of the third connecting rod 6; a first through hole 34 for the sealing tape 31 to pass through is formed on one side of the mounting box 33, and a second through hole 36 for the sealing tape 31 to pass through is formed on the other side; a third through hole 311 is formed in the top of the installation box 33; one end of the first connecting rod 32 is fixedly connected to the bottom of the mounting box 33, and the other end is fixedly connected to the bottom of the first fixing plate 35; one end of the second connecting rod 310 is fixedly connected to the top of the second fixing plate 37, and the other end thereof passes through the third through hole 311 and is fixedly connected to the bottom of the third fixing plate 312; one end of the first spring 38 is fixedly connected to the top of the second fixing plate 37, and the other end is fixedly connected to the top of the mounting box 33; one end of the second spring 39 is fixedly connected to the top of the second fixing plate 37, and the other end is fixedly connected to the top of the mounting box 33; the end of the sealing tape 31 passes through the second through hole 36 and the first through hole 34 in sequence, and is frictionally connected to the first fixing plate 35 and the second fixing plate 37.

Control third fixed plate 312 and up move, third fixed plate 312 up moves and drives second connecting rod 310 and up move, second connecting rod 310 up moves and drives second fixed plate 37 and up move, and then second fixed plate 37 no longer fixes sealing strip 31, pulling sealing strip 31, make it hug closely the gas pipeline junction, then loosen third fixed plate 312, at first spring 38, under the elastic force effect of second spring 39, second fixed plate 37 moves down, and then fix sealing strip 31, so can adjust sealing strip 31's elasticity conveniently, so that can better seal.

The fixing mechanism 4 includes a fourth fixing plate 41, a first bolt 43, a first L-shaped fixing plate 45, a second L-shaped fixing plate 46, a second bolt 48, and a fifth fixing plate 410; fourth fixed plate 41 is fixedly connected to the side of first arc-shaped plate 1, first L-shaped fixed plate 45 is fixedly connected to the side of second arc-shaped plate 2 close to fourth fixed plate 41, the side of fourth fixed plate 41 far away from first arc-shaped plate 1 is provided with first thread groove 42, first thread hole 44 is provided on the side of first L-shaped fixed plate 45, first bolt 43 and first thread hole 44, first thread groove 42 is screwed, fifth fixed plate 410 is fixedly connected to the side of first arc-shaped plate 1 far away from fourth fixed plate 41, second L-shaped fixed plate 46 is fixedly connected to the side of second arc-shaped plate 2 close to fifth fixed plate 410, second thread groove 49 is provided on the side of fifth fixed plate 410 far away from first arc-shaped plate 1, second thread hole 47 is provided on the side of second L-shaped fixed plate 46, second bolt 48 and second thread hole 47, second thread groove 49 are screwed.

The first bolt 43 and the second bolt 48 are controlled to rotate, the first bolt 43 and the second bolt 48 rotate to be far away from the first thread groove 42 and the second thread groove 49, the first arc-shaped plate 1 and the second arc-shaped plate 2 are further not fixed, the first bolt 43 and the second bolt 48 are controlled to rotate reversely, the first bolt 43 and the second bolt 48 rotate reversely to be close to the first thread groove 42 and the second thread groove 49, the first arc-shaped plate 1 and the second arc-shaped plate 2 are further fixed, so that the first arc-shaped plate 1 and the second arc-shaped plate 2 can be conveniently fixed, the cover is formed to cover the first sealing mechanism 3, and the first sealing mechanism is prevented from being corroded by rainwater.

The second sealing mechanism 5 comprises a first sealing plate 51, a first insert rod 54, a second sealing plate 56, a second insert rod 57, a third sealing plate 59, a third insert rod 511, a fourth sealing plate 514 and a fourth insert rod 516; the first inserting rod 54 is fixedly connected with the end of the second sealing plate 56, the second inserting rod 57 is fixedly connected with the end of the second sealing plate 56 far away from the first inserting rod 54, the second sealing plate 56 is provided with a second groove 55 for inserting the first arc-shaped plate 1 and the second arc-shaped plate 2, the side of the first sealing plate 51 close to the second sealing plate 56 is provided with a first slot 53 for inserting the first inserting rod 54, the side of the first sealing plate 51 close to the second sealing plate 56 is provided with a second slot 58 for inserting the second inserting rod 57, the first sealing plate 51 is provided with a first groove 52 for inserting the first arc-shaped plate 1 and the second arc-shaped plate 2, the third inserting rod 511 is fixedly connected with the end of the third sealing plate 59, the fourth inserting rod 516 is fixedly connected with the end of the third sealing plate 59 far away from the third inserting rod 511, the third sealing plate 59 is provided with a third slot 510 for inserting the first arc-shaped plate 1 and the second arc-shaped plate 2, the fourth sealing plate 514 is provided with a third slot 512 for inserting the third inserting rod 511 close to the side, the side of the fourth sealing plate 514 close to the third sealing plate 59 is provided with a fourth slot 515 for inserting a fourth inserting rod 516, and the fourth sealing plate 514 is provided with a fourth groove 513 for inserting the first arc-shaped plate 1 and the second arc-shaped plate 2.

Controlling the first inserting rod 54 to be inserted into the first slot 53, the second inserting rod 57 to be inserted into the second slot 58, the third inserting rod 511 to be inserted into the third slot 512, and the fourth inserting rod 516 to be inserted into the fourth slot 515; the first seal plate 51 is fixed to the second seal plate 56, and the third seal plate 59 is fixed to the fourth seal plate 514; then, the first arc-shaped plate 1 and the second arc-shaped plate 2 are controlled to be inserted into the first groove 52, the second groove 55, the third groove 510 and the fourth groove 513, so that a closed space is formed, the joint of the pipelines can be further sealed, and the effect of preventing the leakage of the pipelines is achieved.

The anti-leakage connecting and edge sealing device for the gas pipeline engineering further comprises a fourth connecting rod 7, a fifth inserting rod 9, a fifth sealing plate 10, a first connecting plate 11, a sixth inserting rod 13, a fifth connecting rod, a second connecting plate 15 and a sixth sealing plate 16; first connecting plate 11 rigid coupling is in fourth connecting rod 7 bottom, fifth closing plate 10 rigid coupling is close to second arc 2 lateral part in first connecting plate 11, fifth inserted bar 9 rigid coupling is close to second arc 2 tip in fourth connecting rod 7, second arc 2 inner wall is offered and is supplied fifth inserted bar 9 male fifth slot 8, second connecting plate 15 rigid coupling is in fifth connecting rod 14 bottom, sixth closing plate 16 rigid coupling is close to second arc 2 lateral part in second connecting plate 15, sixth inserted bar 13 rigid coupling is close to second arc 2 tip in fifth connecting rod 14, second arc 2 keeps away from the inside wall of fifth slot 8 and offers and supplies sixth inserted bar 13 male sixth slot 12.

The fifth sealing plate 10 and the sixth sealing plate 16 can be conveniently fixed or removed through the fifth insertion rod 9, the fifth slot 8, the sixth insertion rod 13 and the sixth slot 12 so as to be convenient to replace, and the sealing performance can be ensured.

The anti-leakage connecting and edge sealing device for the gas pipeline engineering further comprises a first sealing strip 17, a second sealing strip 20, a third sealing strip 21 and a fourth sealing strip 24; the first sealing strip 17 is fixedly connected to the end of the second sealing plate 56, and is provided with a fourth through hole 18 for the first inserted bar 54 to pass through; the second sealing strip 20 is fixedly connected to the end part of the second sealing plate 56 far away from the first sealing strip 17, and is provided with a fifth through hole 19 for the second insertion rod 57 to pass through; the third sealing strip 21 is fixedly connected to the end of the third sealing plate 59, and is provided with a sixth through hole 22 for the third inserting rod 511 to pass through; the fourth sealing strip 24 is fixed to the end of the third sealing plate 59 far from the third sealing strip 21, and is provided with a seventh through hole 23 for the third insertion rod 511 to pass through.

The first sealing strip 17, the second sealing strip 20, the third sealing strip 21 and the fourth sealing strip 24 can increase the sealing performance and prevent gas leakage.

The anti-leakage connecting edge sealing device for the gas pipeline engineering further comprises a sixth connecting rod 25; the sixth connecting rod 25 is fixed to the top of the third fixing plate 312.

The third fixing plate 312 can be conveniently manipulated by the sixth connecting rod 25, and thus the tightness of the sealing tape 31 can be conveniently adjusted.

The anti-leakage connecting edge sealing device for the gas pipeline engineering further comprises a first rain-proof sleeve 26 and a second rain-proof sleeve 27; the first rain-proof sleeve 26 and the second rain-proof sleeve 27 are sleeved outside the fixing mechanism 4.

The first bolt 43 and the second bolt 48 can be protected by the first rain-proof sleeve 26 and the second rain-proof sleeve 27 and prevented from being corroded by rainwater.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.