CN218460341U - Combustible gas leakage investigation device in pipeline - Google Patents

Abstract

The utility model discloses a combustible gas leaks investigation device in pipeline, including investigation frame, pipe support, gas pipe, moving mechanism and investigation mechanism, two pipe supports are installed to the symmetry around the investigation frame bottom end, two the pipe support is put on the shelf and is equipped with the gas pipe, the spout has been seted up on the investigation frame, and it is provided with moving mechanism to slide in the spout, installs investigation mechanism on the moving mechanism, still includes the clearance mechanism of spiro union on moving mechanism. The device not only can investigate whether the gas leaks in the gas pipeline, but also can accurately find a leakage point.

Description

Combustible gas leakage investigation device in pipeline

Technical Field

The utility model relates to a combustible gas leaks investigation technical field, especially relates to a combustible gas leaks investigation device in pipeline.

Background

The combustible gas is a substance that can be ignited and is in a gaseous state at normal temperature and pressure. Such as hydrogen, acetylene, ethylene, ammonia, hydrogen sulfide, and the like. Natural gas is the most common combustible gas widely used, the combustible gas has the general characteristics of gas, and the natural gas is mixed in a corresponding combustion-supporting medium according to a certain proportion and can cause combustion or explosion under the action of an ignition source. Once the natural gas pipeline leaks, the natural gas pipeline is very dangerous, and the possibility of explosion can occur when exposed fire occurs, so the detection and the investigation of the tightness of the pipeline are very important, the natural gas pipeline needs to be tested and investigated before being put into use after being built, the natural gas is prevented from leaking, and the potential safety hazard of the pipeline in use is eliminated.

The prior art is not very accurate when the natural gas pipeline before being put into use after being built is detected and investigated and cannot find the specific position of the leakage point, so the application is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem of at least one aspect that exists among the background art, the utility model provides a combustible gas leaks investigation device in pipeline, the device not only can investigate whether the gas takes place to leak in the gas pipeline, can also be accurate find the leak point.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a combustible gas leaks investigation device in pipeline, includes investigation frame, pipe support, gas pipe, moving mechanism and investigation mechanism, two pipe support, two are installed to the symmetry around the investigation frame bottom the pipe support is put on the shelf and is equipped with the gas pipe, the spout has been seted up on the investigation frame, and it is provided with moving mechanism to slide in the spout, installs the investigation mechanism on the moving mechanism.

The moving mechanism comprises a motor frame fixedly installed on the inspection frame, a driving motor is arranged on the motor frame, a lead screw is installed on an output shaft of the driving motor and is rotatably connected with the inspection frame, and a moving unit is connected to the lead screw in a threaded mode.

The investigation mechanism including installing two investigation casees, two on the mobile unit the investigation case all is the cambered surface opposite, evenly installs a plurality of shower nozzles on the cambered surface, the middle part of the investigation case installs electric putter, and electric putter's activity is served and is connected with the clamp plate, and the symmetry is provided with two depression bars on the clamp plate, two the depression bar slides and passes the investigation case and extend to the investigation incasement portion and be connected with the piston plate, the inside cavity of having seted up of investigation incasement portion, the cavity intussuseption is filled with soapy water, piston plate slidable mounting is in the cavity.

Preferably, the mobile unit includes a movable block of spiro union on the lead screw, a movable block longitudinal symmetry installs two spacing sliders with investigation frame sliding connection No. one, a movable block is close to gas pipe one end and installs the connecting block, installs the rectangular board on the connecting block, has seted up T type groove on the rectangular board, and two T templates about sliding installation has in the T type groove, two T templates and two the investigation case is connected, the spiro union has the threaded rod on the T template, and spacing dish is installed to the threaded rod upper end, and the threaded rod lower extreme is provided with the carousel.

Preferably, the threaded rod is opposite to the thread direction of the threaded part of the two T-shaped plates.

Preferably, a sealing gasket is arranged at the sliding contact position of the inspection box and the pressure rod.

Preferably, the piston plate has the same sectional shape as the inspection box.

Preferably, the device also comprises a cleaning mechanism screwed on the lead screw, and the cleaning mechanism comprises a second moving block screwed on the lead screw, wherein two second limit slide blocks connected with the inspection rack in a sliding manner are symmetrically arranged on the second moving block up and down, a connecting column is arranged on the second moving block, an L-shaped plate is arranged on the connecting column, a sliding frame connected with the bottom end of the inspection rack in a sliding manner is arranged at the lower end of the L-shaped plate, a rotating unit is arranged at the upper end of the L-shaped plate, and a cleaning unit is arranged on the rotating unit.

Preferably, the rotating unit comprises a rotating motor arranged on the L-shaped plate and a gear disc arranged on an output shaft of the rotating motor, a gear ring is meshed on the gear disc, a ring groove in sliding connection with the sliding frame is formed in the middle of the outer wall of the gear ring, and a plurality of connecting rods connected with the cleaning unit are uniformly arranged on the inner wall of the gear ring.

Preferably, the clearance unit includes the clearance ring of being connected with the connecting rod, and it is provided with many clearance poles to slide on the clearance ring, and the cover is equipped with the spring on the clearance pole, and the spring is connected with the clearance ring, and the clearance brush is installed near gas pipe one end to the clearance pole, and spacing rand is installed to the clearance pole other end.

The utility model discloses a beneficial effect that an aspect was brought is:

1. this combustible gas leaks investigation device in pipeline drives the toothed disc and the rotation of ring gear can drive the clearance ring through rotating the motor and rotate, can make the clearance brush rotatory around gas pipe outer wall, and the clearance brush can clean the dust of accumulation on the gas pipe outer wall totally.

2. Combustible gas leaks investigation device in this pipeline, can promote the soapy water that the piston plate will fill in the investigation case through the shower nozzle through electric putter pulling clamp plate and drench on the gas pipe outer wall, driving motor drives the lead screw and rotates, can make the investigation case slowly move on the gas pipe outer wall, with the even strangulation brush of soapy water on the gas pipe outer wall, whether the soapy water of observing on the gas pipe outer wall bubbles can judge that the investigation gas pipe takes place to leak, through observing the soapy water bubble position can be accurate find the leak source, can bring the facility for the maintenance repair work of later stage gas pipe.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a device for checking the leakage of combustible gas in a pipeline, which is disclosed by the utility model;

fig. 2 is a schematic view of a three-dimensional structure of the cleaning mechanism disclosed by the present invention;

fig. 3 is a schematic view of a longitudinal section structure of the cleaning mechanism disclosed by the present invention;

fig. 4 is an enlarged schematic structural view of the utility model at B in fig. 3;

fig. 5 is a schematic perspective view of the mobile unit and the inspection mechanism disclosed in the present invention;

fig. 6 is a schematic view of the longitudinal section structure of the moving unit and the inspection mechanism disclosed in the present invention;

fig. 7 is an enlarged schematic structural diagram of a in fig. 6 according to the present disclosure.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments in the present application may be combined with each other; the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left" and "right" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the indicated position or element must have a specific orientation, be constituted in a specific orientation, and be operated, and thus, are not to be construed as limitations of the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-7, the utility model provides a combustible gas leaks investigation device in pipeline, including investigation frame 1, pipe support 2, gas pipe 3, moving mechanism 4 and investigation mechanism 5, two pipe support 2, two are installed to the symmetry around the 1 bottom of investigation frame 2 the pipe support 2 is put on the shelf and is equipped with gas pipe 3, the spout has been seted up on the investigation frame 1, and it is provided with moving mechanism 4 to slide in the spout, installs investigation mechanism 5 on the moving mechanism 4, before specifically leaking the investigation, packs a certain amount of combustible gas to 3 intussuseption of gas pipe to use the valve to seal 3 both ends of gas pipe, then place it on pipe support 2.

In this embodiment, the moving mechanism 4 includes a motor frame 41 fixedly mounted on the inspection frame 1, a driving motor 42 is arranged on the motor frame 41, a lead screw 43 is mounted on an output shaft of the driving motor 42, the lead screw 43 is rotatably connected with the inspection frame 1, a moving unit 44 is screwed on the lead screw 43, when the device works specifically, the motor frame 41 plays a role in supporting the driving motor 42, the lead screw 43 can be driven to rotate by starting the driving motor 42, and then the moving unit 44 can be driven to move on the inspection frame 1.

In this embodiment, the device further comprises a cleaning mechanism 6 screwed on the lead screw 43, the cleaning mechanism comprises a second moving block 61 screwed on the lead screw 43, two second limit sliders 62 connected with the inspection rack 1 in a sliding manner are symmetrically mounted on the second moving block 61 in an up-down manner, a connecting column 63 is mounted on the second moving block 61, an L-shaped plate 64 is mounted on the connecting column 63, a sliding frame 65 connected with the bottom end of the inspection rack 1 in a sliding manner is mounted at the lower end of the L-shaped plate 64, a rotating unit 66 is mounted at the upper end of the L-shaped plate 64, a cleaning unit 67 is mounted on the rotating unit 66, during specific work, during the inspection of the gas pipe 3, when the lead screw 43 rotates, the second moving block 61 and the first moving block 441 can be driven to move on the inspection rack 1 at the same time, when the second moving block 61 moves, the sliding frame 65 can slide at the bottom end of the inspection rack 1 under the action of the connecting column 63 and the L-shaped plate 64, the rotating unit 66 can drive the cleaning unit 67 to rotate around the outer wall of the gas pipe 3, and the cleaning unit 67 can clean dust accumulated on the outer wall of the gas pipe 3.

In this embodiment, rotation unit 66 is including installing the rotation motor 661 on L template 64 and installing the gear dish 662 on rotating motor 661 output shaft, the meshing has gear ring 663 on the gear dish 662, gear ring 663 outer wall middle part is seted up with carriage 65 sliding connection's ring channel, evenly be provided with many connecting rods 664 be connected with clearance unit 67 on the gear ring 663 inner wall, during specific work, carriage 65 plays the effect of supporting gear ring 663, at 3 inspection processes to gas pipe, start rotating motor 661 and drive gear dish 662 and rotate, gear dish 662 drives gear ring 663 that is connected with it when rotating and rotates, under connecting rod 664 connecting action, gear ring 663 rotates and can drive clearance unit 67 and rotate.

In this embodiment, the cleaning unit 67 includes the cleaning ring 671 that is connected with connecting rod 664, it is provided with many cleaning rods 672 to slide on the cleaning ring 671, the cover is equipped with spring 673 on the cleaning rod 672, spring 673 is connected with cleaning ring 671, cleaning rod 672 is close to 3 one end of gas pipe and installs cleaning brush 674, spacing rand 675 is installed to the cleaning rod 672 other end, during specific work, spring 673 plays the cushioning effect, spacing rand 675 plays the spacing effect of cleaning rod 672, cleaning ring 671 is connected with connecting rod 664, consequently, can drive cleaning ring 671 and rotate when gear ring 663 rotates, and then can make cleaning brush 674 rotate around 3 outer walls of gas pipe, cleaning brush 674 can clean the dust that accumulates on 3 outer walls of gas pipe.

In this embodiment, the moving unit 44 includes a first moving block 441 screwed on the screw rod 43, two first limiting sliding blocks 442 slidably connected with the rack 1 are vertically and symmetrically installed on the first moving block 441, a connecting block 443 is installed at one end of the first moving block 441 close to the gas pipe 3, a long strip 444 is installed on the connecting block 443, a T-shaped groove is formed in the long strip 444, an upper T-shaped plate 445 and a lower T-shaped plate 445 are slidably installed in the T-shaped groove, the two T-shaped plates 445 are connected with the two inspection boxes 51, a threaded rod 446 is screwed on the T-shaped plate 445, a limiting disc 447 is installed at the upper end of the threaded rod 446, a rotary disc 448 is arranged at the lower end of the threaded rod 446, the threaded rod 446 is opposite to the thread direction of the screwed part of the two T-shaped plates 445, and during specific work, the first moving block 441 can drive the first limiting sliding block 442 to slide on the rack 1 when the screw rod 43 rotates, the connecting block 443 plays a role in connecting a first moving block 441 with a long strip plate 444, the first moving block 441 and the long strip plate 444 can move synchronously, after the gas pipe 3 is placed on the support pipe frame 2, the threaded rod 446 is rotated through manually rotating the rotary table 448, because the threaded rod 446 is opposite to the thread direction of the thread joint of the upper T-shaped plate 445 and the lower T-shaped plate 445, when the threaded rod 446 rotates, according to the rotating direction of the threaded rod 446, the upper T-shaped plate 445 and the lower T-shaped plate 445 can move close to or away from the long strip plate 444 relatively, when the rotary table 448 is rotated manually, the upper T-shaped plate 445 and the lower T-shaped plate 445 can move close to one end of the gas pipe 3, the T-shaped plate 445 is connected with the troubleshooting box 51, therefore, the two troubleshooting boxes 51 can also move close to one end of the gas pipe 3, and the troubleshooting boxes 51 can be closer to the gas pipe 3.

In this embodiment, the inspection mechanism 5 includes two inspection boxes 51, two installed on the mobile unit 44, the opposite surfaces of the inspection boxes 51 are all cambered surfaces, a plurality of spray heads 52 are uniformly installed on the cambered surfaces, an electric push rod 53 is installed in the middle of the inspection boxes 51, a pressure plate 54 is connected to the movable end of the electric push rod 53, two pressure rods 55 are symmetrically arranged on the pressure plate 54, the two pressure rods 55 slide to penetrate through the inspection boxes 51 and extend to the inside of the inspection boxes 51 to be connected with a piston plate 56, a cavity is formed in each inspection box 51, soapy water is filled in each cavity, and the piston plate 56 is slidably installed in each cavity.

The investigation case 51 with depression bar 55 sliding contact department is provided with sealed the pad, and sealed the pad can increase the leakproofness of investigation case 51, avoids being located the investigation case 51 of below soapy water outflow and causes the waste, 56 cross sectional shape of piston plate with investigation case 51 cross sectional shape is the same, can make 56 and investigation case 51 more laminate, and the cambered surface design also can make the soapy water of investigation incasement 51 intussuseption extrude completely.

In the process of investigation, when the upper and lower investigation boxes 51 are adjusted to be in contact with the outer wall of the gas pipe 3, the electric push rod 53 pulls the press plate 54 to move towards one side close to the investigation box 51, the press rod 55 pushes the piston plate 56 to move towards the direction close to the arc surface, when the piston plate 56 moves, soapy water filled in the investigation box 51 can be extruded out through the spray nozzle 52, and the soapy water is sprayed on the outer wall of the gas pipe 3 through the spray nozzle 52, in the process, the driving motor 42 is started to drive the screw rod 43 to rotate, the investigation box 51 can be slowly moved on the outer wall of the gas pipe 3, so that the soapy water can be uniformly brushed on the outer wall of the gas pipe 3, whether the gas pipe 3 leaks can be judged by observing whether the soapy water on the outer wall of the gas pipe 3 bubbles, if the soap water bubbles leak occurs, the gas leakage point can be accurately found by observing the bubble position of the soap water, whether the gas pipe leaks, the investigation is convenient, fast and efficient, the leakage point can be accurately found, and convenience is brought for the maintenance and repair work of the later-stage pipe 3.

As a further improvement to the above example, in one embodiment, the steps of the present invention in particular use are as follows:

s1: preparation of investigation: before checking the leakage of the gas pipe 3, filling a certain amount of combustible gas into the gas pipe 3, sealing two ends of the gas pipe 3 by using a sealing valve, and then penetrating through a cleaning ring 671 to be placed on the support pipe frame 2;

s2: cleaning a pipeline: the gear disc 662 and the gear ring 663 are driven to rotate by rotating the motor 661, under the connecting action of the connecting rod 664, the gear ring 663 rotates to drive the cleaning ring 671 to rotate, and then the cleaning brush 674 can rotate around the outer wall of the gas pipe 3, the cleaning brush 674 can clean dust accumulated on the outer wall of the gas pipe 3, preparation is made for soapy water brushing on the outer wall of the gas pipe 3, and meanwhile, the bubbling condition after the soapy water brushing on the outer wall of the gas pipe 3 is conveniently observed;

s3: checking the pipeline: when cleaning the outer wall of the gas pipe 3, the upper and lower two inspection boxes 51 are attached to the gas pipe 3 by manually rotating the rotary table 448, then the pressing plate 54 is pulled by the electric push rod 53 to move towards one side close to the inspection boxes 51, the pressing rod 55 is made to push the piston plate 56 to move towards the direction close to the arc surface, soapy water filled in the inspection boxes 51 is sprayed on the outer wall of the gas pipe 3 through the spray head 52, in the process, the driving motor 42 is started to drive the screw rod 43 to rotate, the inspection boxes 51 can be made to slowly move on the outer wall of the gas pipe 3, and therefore the soapy water can be uniformly sprayed on the outer wall of the gas pipe 3, whether the gas pipe 3 leaks can be judged by observing whether the soapy water on the outer wall of the gas pipe 3 bubbles, if leakage occurs, the leakage point can be accurately found by observing the bubbling position of the soapy water, whether the gas pipe leaks or not by the device, the inspection is convenient, fast and efficient, and the leakage point can be accurately found, and convenience is brought to the maintenance repair work of the later-stage pipe 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (8)

1. The utility model provides a combustible gas leaks investigation device in pipeline, includes investigation frame (1), pipe support (2), gas pipe (3), moving mechanism (4) and investigation mechanism (5), its characterized in that: two pipe support (2) are installed to the symmetry around investigation frame (1) bottom, two pipe support (2) are put on the shelf and are equipped with gas pipe (3), the spout has been seted up on investigation frame (1), and it is provided with moving mechanism (4) to slide in the spout, installs investigation mechanism (5) on moving mechanism (4), wherein:

the moving mechanism (4) comprises a motor frame (41) fixedly arranged on the inspection frame (1), a driving motor (42) is arranged on the motor frame (41), a screw rod (43) is arranged on an output shaft of the driving motor (42), the screw rod (43) is rotatably connected with the inspection frame (1), and a moving unit (44) is screwed on the screw rod (43);

investigation mechanism (5) including installing two investigation casees (51), two on mobile unit (44) investigation case (51) opposite face all is the cambered surface, evenly installs a plurality of shower nozzles (52) on the cambered surface, investigation case (51) mid-mounting has electric putter (53), and the activity of electric putter (53) is served and is connected with clamp plate (54), and the symmetry is provided with two depression bars (55) on clamp plate (54), two depression bar (55) slide and pass investigation case (51) and extend to investigation case (51) inside and be connected with piston plate (56), the inside cavity of having seted up of investigation case (51), the cavity intussuseption is filled with soapy water, piston plate (56) slidable mounting is in the cavity.

2. The apparatus for checking combustible gas leakage in a pipeline according to claim 1, wherein: the mobile unit (44) comprises a moving block (441) which is screwed on the screw rod (43), two limiting sliding blocks (442) which are connected with the troubleshooting frame (1) in a sliding mode are symmetrically arranged on the moving block (441) from top to bottom, a connecting block (443) is arranged at one end, close to one end of the gas pipe (3), of the moving block (441), a long strip plate (444) is arranged on the connecting block (443), a T-shaped groove is formed in the long strip plate (444), an upper T-shaped plate (445) and a lower T-shaped plate (445) are arranged in the T-shaped groove in a sliding mode, the T-shaped plates (445) are connected with the troubleshooting box (51), a threaded rod (446) is screwed on the T-shaped plate (445), a limiting disc (447) is arranged at the upper end of the threaded rod (446), and a rotary disc (448) is arranged at the lower end of the threaded rod (446).

3. The apparatus for checking combustible gas leakage in a pipeline according to claim 2, wherein: the threaded rod (446) is opposite to the thread direction of the threaded part of the two T-shaped plates (445).

4. The apparatus for checking a combustible gas leak in a pipeline according to claim 1, wherein: and a sealing gasket is arranged at the sliding contact part of the investigation box (51) and the pressure lever (55).

5. The apparatus for checking combustible gas leakage in a pipeline according to claim 1, wherein: the cross-sectional shape of the piston plate (56) is the same as that of the inspection box (51).

6. The apparatus for checking a combustible gas leak in a pipeline according to claim 1, wherein: the device is still including clearance mechanism (6) of spiro union on lead screw (43), including No. two movable blocks (61) of spiro union on lead screw (43), two No. two spacing slider (62) with rack (1) sliding connection are installed to No. two movable blocks (61) upper and lower symmetry, install spliced pole (63) on No. two movable blocks (61), install L template (64) on spliced pole (63), carriage (65) with rack (1) bottom sliding connection is installed to L template (64) lower extreme, rotation unit (66) are installed to L template (64) upper end, install clearance unit (67) on rotation unit (66).

7. The apparatus for detecting the leakage of the combustible gas in the pipeline according to claim 6, wherein: rotate unit (66) including installing rotation motor (661) on L template (64) and installing gear plate (662) on rotating motor (661) output shaft, the meshing has gear ring (663) on gear plate (662), gear ring (663) outer wall middle part offer with carriage (65) sliding connection's ring channel, evenly be provided with many connecting rods (664) of being connected with cleaning unit (67) on gear ring (663) inner wall.

8. The apparatus for checking a combustible gas leak in a pipeline according to claim 7, wherein: clearance unit (67) include clearance ring (671) of being connected with connecting rod (664), and it is provided with many clearance poles (672) to slide on clearance ring (671), and the cover is equipped with spring (673) on clearance pole (672), and spring (673) are connected with clearance ring (671), and clearance brush (674) are installed near gas pipe (3) one end to clearance pole (672), and spacing rand (675) are installed to the clearance pole (672) other end.

Images