CN118031131A - Pipeline leakage detection device - Google Patents

Abstract

The invention belongs to the technical field of pipeline detection, in particular to a pipeline leakage detection device which comprises a gas pipeline, an adjustable moving mechanism arranged on the gas pipeline and a mounting plate arranged on the adjustable moving mechanism, wherein a leakage detection assembly is arranged on the mounting plate and comprises a shell cover, a driving motor I for driving the shell cover, a fixing seat, a transparent water tank, a tube head, a telescopic hose I, an exhaust port, a sealing plug, a sliding rail, an inner gear disk, a limit sliding block, a spur gear and a connecting frame.

Description

Pipeline leakage detection device

Technical Field

The invention belongs to the technical field of pipeline detection, and particularly relates to a pipeline leakage detection device.

Background

In the gas industry, safety accidents caused by gas leakage are not counted, the gas leakage not only causes material and energy loss, but also causes environmental pollution, more importantly, accidents and harm are caused, personnel casualties are caused, after the gas pipeline is produced, gas is generally filled into the gas pipeline to judge whether the gas pipeline is in a leakage condition or not, and in order to ensure the safety and stability of gas supply, the gas pipeline is required to be subjected to leakage detection, so that the pipeline leakage detection device is particularly important;

At present, when the produced pipeline is subjected to leakage detection, the pipeline is generally detected through a leakage detector, when wind power occurs at the outer side of the pipeline, the detection sensor is easy to give out an alarm due to the fact that the detection sensor is used as a leakage point, and the detection effect is affected, so that the pipeline leakage detection sensor is easy to be caused by faults, environmental factors or other reasons, the situation of false alarm is easy to occur, meanwhile, the place where gas leakage is easy to occur is not detected, the later use is not easy to cause accidents due to untimely maintenance, meanwhile, the detector can not work normally due to improper or untimely maintenance at the later stage, and the detection effect is reduced;

In order to solve the above problems, the present application provides a pipe leakage detecting device.

Disclosure of Invention

The invention provides a pipeline leakage detection device which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present invention provides the following technical solutions: a pipeline leakage detection device comprises a gas pipeline, an adjustable moving mechanism arranged on the gas pipeline and a mounting plate arranged on the adjustable moving mechanism;

The mounting plate is provided with a leakage detection assembly, and the leakage detection assembly comprises a shell cover, a first driving motor, a fixed seat, a transparent water tank, a first tube head, a first telescopic hose, an exhaust port, a sealing plug, a sliding rail, an internal gear disk, a limit sliding block, a spur gear, a connecting frame, a moving rod and a first spring;

The leakage detection assembly is provided with a cleaning assembly, and the cleaning assembly comprises a second cleaning plate, a second driving motor, a rotating seat, a swinging frame, a positioning seat, a piston rod, a sleeve, a first connecting rod and a rectangular rod;

The mounting plate is provided with a crossing type adjusting component, and the crossing type adjusting component comprises an adjustable L-shaped seat, a connecting rod second piston disc, an L-shaped bracket, a ventilation groove, a spring air pipe, a control valve and a telescopic hose third;

The portable supporting component is installed on two sides of the gas pipeline and comprises a lifting platform with height adjustment, an air pump for supplying air, a connecting plate, an electric push rod, a guide rod, a plugging disc and a telescopic hose.

As one preferable mode of the pipeline leakage detection device, an inner gear plate is arranged on one side of the mounting plate, a sliding rail is fixed on the surface of the inner gear plate, a limit sliding block is connected on the surface of the sliding rail in a sliding mode, a driving motor I is connected inside the limit sliding block through a bolt, a spur gear is fixed at the output end of the driving motor I, a connecting frame is fixed on the surface of the limit sliding block, two groups of symmetrically arranged moving rods are connected on the surface of the connecting frame in a sliding mode, a first spring is wound on the surface of each moving rod, the bottom ends of the two groups of moving rods are connected with a shell cover through bolts, a first telescopic hose is fixed on the upper surface of the shell cover, a tube head is fixed on the other end of the first telescopic hose through a rotary joint, two groups of vertically distributed exhaust ports are formed in one side of the transparent water tank, and sealing plugs are arranged in one group of the exhaust ports.

In the pipe leakage detecting device according to the present invention, preferably, a first gasket is fixed to the lower surface of the housing cover, and the lower surface of the housing cover is of an arc-shaped structure.

Preferably, as a pipeline leakage detection device, the upper surface of the transparent water tank is fixedly provided with a loudspeaker.

As one preferable mode of the pipeline leakage detection device, one side of the limiting slide block is connected with the driving motor II through a bolt, a conveying end of the driving motor II is fixedly provided with the rotating seat, one side of the rotating seat is rotationally connected with the rotating column through a bearing, the surface of the rotating column is hinged with the swinging frame through a hinge shaft, the top end of the swinging frame is rotationally connected with the positioning seat through a bearing, two groups of symmetrically arranged piston rods are hinged inside the swinging frame through the hinge shaft, sleeves are arranged outside the piston rods, one end of each piston rod is provided with a rectangular rod, a cleaning plate is arranged below each rectangular rod, and the two groups of sleeves are connected with the connecting frame through a supporting plate.

As one preferable mode of the pipeline leakage detection device, one end of the first connecting rod is welded with a fixed block, the surface of the rectangular rod is provided with a rubber pad, and the inner thread of the fixed block is connected with a locking bolt.

As the pipeline leakage detection device, preferably, the bottom end of the rectangular rod is fixedly provided with the hollow shell, one end of the hollow shell is provided with a plurality of groups of exhaust holes, the surface of the sleeve is provided with the air inlet valve, and a second telescopic hose is arranged between the sleeve and the hollow shell.

As the pipeline leakage detection device, the center of the upper surface of the mounting plate is rotatably connected with an L-shaped seat through a bearing, a second connecting rod is arranged in the L-shaped seat, a piston disc is fixed at the bottom end of the second connecting rod, an L-shaped bracket is connected with the top end of the second connecting rod through a bolt, a vent groove is formed in the L-shaped seat, a spring air pipe is fixed on the surface of the L-shaped seat, a conveying air hole matched with the spring air pipe is formed in the L-shaped bracket, an air inlet pipe is fixed on one side of the surface of the L-shaped bracket close to the conveying air hole, a control valve is arranged in the air inlet pipe, an air leakage pipe is fixed on the surface of the air inlet pipe, a sealing valve is arranged in the air leakage pipe, and a third telescopic hose is fixed at one end of the air inlet pipe.

As the pipeline leakage detection device, preferably, lifting tables are arranged on two sides of a gas pipeline, a connecting plate is fixed on the upper surface of the lifting tables through square blocks, an electric push rod is fixed on one side of the surface of the connecting plate through a U-shaped frame, a guide rod is fixed at the output end of the electric push rod, a plugging disc is fixed on the surface of the guide rod, an air pump is connected to the surface of the square blocks through bolts, and a fourth telescopic hose is fixed at the output end of the air pump.

In the pipe leakage detecting device according to the present invention, preferably, a release valve is provided on a surface of the sealing disk.

Compared with the prior art, the invention has the beneficial effects that:

1. The leakage detection assembly is arranged, and the leakage condition can be judged through the cooperation of the shell cover, the first driving motor, the fixed seat, the transparent water tank, the first tube head, the first telescopic hose, the exhaust port, the sealing plug, the sliding rail, the inner gear disc, the limiting sliding block, the spur gear, the connecting frame, the moving rod and the first spring, so that the leakage condition can be judged, the detection of the leakage point is not needed through the detection sensor, the condition that the pipeline leakage detection sensor is easily misreported due to faults, environmental factors or other reasons is effectively avoided, the condition that the later detection sensor is improperly maintained or is not timely is avoided, the incapability of working is caused, meanwhile, the detection of the place where the gas leakage cannot occur is avoided, the accident caused by the later use is avoided, the adaptation is wide, the cost is low, and the actual use requirement is met;

The sound of bubble is enlarged through the megaphone to longer pipeline, need not to follow always through the staff and observe to improve the convenience of operation, reduced staff's intensity of labour, the shell cover lower surface is arc structure simultaneously, under sealed cooperation of filling up one simultaneously, can improve the leakproofness between shell cover and the gas pipeline, for later stage gas leakage detection raise the efficiency and the accuracy.

2. The cleaning assembly is arranged, and the cleaning assembly is matched with the cleaning plate, the driving motor II, the rotating seat, the swinging frame, the positioning seat, the piston rod, the sleeve, the connecting rod I and the rectangular rod to remove clay blocks adhered on the surface of the gas pipeline, so that the clay blocks are prevented from blocking leakage positions, the possibility of misjudgment can be reduced when the clay blocks are cleaned, the accuracy of gas leakage detection is improved, and meanwhile, a detector can intuitively observe the condition of the pipeline, including whether potential leakage signs such as cracks and deformation exist, so that the using effect of the device is further improved;

through the cooperation of the exhaust hole of flexible hose two and hollow shell, can blow away the anterior dust of casing cover to can clear up the dust in advance before detecting, thereby improve the result of use of device, avoid too much dust to cause the influence to the cleaning plate, influence cleaning effect.

3. Be provided with crossing type adjusting part, through L type seat, two piston discs of connecting rod, L type support, the ventilation groove, the spring trachea, control valve and flexible hose are three's cooperation is used, on the one hand, thereby can realize detecting the position that the gas pipeline other end did not detect, thereby need not change the position to this equipment, thereby more nimble, practicality, improve the result of use of this structure, on the other hand, when gas pipeline surface top has the pipeline to block, crossing the obstacle that can be convenient quick, save time, improve user experience.

4. Be provided with portable supporting component, through elevating platform, the air pump, the connecting plate, electric putter, the guide arm, the cooperation of shutoff dish and flexible hose four is used, through this structure, on the one hand when supporting gas pipeline, need not the surface contact with the pipeline, make gas pipeline surface not receive and shelter from, thereby better carries out gas leakage point detection to gas pipeline's surface, improve device's result of use, on the other hand, can support the shutoff to the pipeline of different diameters fixedly, the flexibility of operation is improved, the practicality, the interval adjustment through two sets of portable supporting component simultaneously, can support to the gas pipeline of not co-altitude, satisfy the in-service use demand.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a connecting piece such as a sliding rail and an internal gear disk in the invention;

FIG. 3 is a cross-sectional view of the sleeve of the present invention;

FIG. 4 is a schematic structural view of a connecting piece such as a limit slider and a spur gear in the invention;

FIG. 5 is a cross-sectional view of the L-shaped seat of the present invention;

FIG. 6 is a partial view of the structure of the housing cover of the present invention;

FIG. 7 is a cross-sectional view showing the structure of a transparent water tank according to the present invention;

FIG. 8 is a schematic view of a portable support assembly according to the present invention;

FIG. 9 is a schematic view showing the structure of the L-shaped seat according to the present invention;

In the figure: 1. a gas pipeline; 2. an adjustable movement mechanism; 3. a mounting plate; 4. a leak detection assembly; 401. a fixing seat; 402. a transparent water tank; 403. a tube head; 404. a first telescopic hose; 405. an exhaust port; 406. sealing the plug; 407. a loudspeaker; 408. a slide rail; 409. an internal gear disk; 410. a limit sliding block; 411. spur gears; 412. driving a first motor; 413. a connecting frame; 414. a moving rod; 415. a first spring; 416. a housing cover; 417. a first sealing gasket; 5. cleaning the assembly; 501. a second driving motor; 502. a rotating seat; 503. a swing frame; 504. a positioning seat; 505. a piston rod; 506. a sleeve; 507. a first connecting rod; 508. a fixed block; 509. a rectangular bar; 511. a rubber pad; 512. a locking bolt; 513. a hollow shell; 514. a cleaning plate; 515. a second telescopic hose; 6. a span-type adjustment assembly; 601. an L-shaped seat; 602. a second connecting rod; 603. a second spring; 604. a piston disc; 605. sealing sleeve; 606. an L-shaped bracket; 607. a vent groove; 608. a spring air tube; 609. a control valve; 611. a third telescopic hose; 7. a portable support assembly; 701. a lifting table; 702. a connecting plate; 703. an electric push rod; 704. a guide rod; 705. a moving wheel; 706. a plugging disc; 707. a second sealing gasket; 708. an air pump; 709. a fourth telescopic hose; 711. and a release valve.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

1-9, A pipeline leakage detection device comprises a gas pipeline 1, an adjustable moving mechanism 2 arranged on the gas pipeline 1 and a mounting plate 3 arranged on the adjustable moving mechanism 2;

The mounting plate 3 is provided with a leak detection assembly 4, and the leak detection assembly 4 comprises a fixed seat 401, a transparent water tank 402, a tube head 403, a first telescopic hose 404, an exhaust port 405, a plugging plug 406, a loudspeaker 407, a sliding rail 408, an internal gear 409, a limit slider 410, a spur gear 411, a first driving motor 412, a connecting frame 413, a moving rod 414, a first spring 415, a housing cover 416 and a first sealing gasket 417;

One side of mounting panel 3 is provided with fixing base 401, fixing base 401's upper surface is through bolted connection has transparent water tank 402, fixing base 401's surface is fixed with internal tooth disk 409 through the block, internal tooth disk 409's fixed surface has slide rail 408, slide rail 408's surface sliding connection has spacing slider 410, spacing slider 410's inside is through bolted connection there being first driving motor 412, driving motor's 412 output is fixed with spur gear 411, spur gear 411 and internal tooth disk 409 meshing are connected, spacing slider 410's fixed surface has link 413, link 413's surface sliding connection has two sets of movable rods 414 that are symmetrical arrangement, the top of link 413 is provided with the baffle, and the baffle is fixed on the top of two sets of movable rods 414, the surface of movable rods 414 is around being equipped with spring one 415, the both ends of spring one 415 respectively with baffle and link 413 fixed connection, the bottom of two sets of movable rods 414 has housing cover 416 through bolted connection, housing cover 416's lower surface fixed with sealing pad 417, housing cover 416's lower surface is arc structural design, housing cover 416's upper surface fixed flexible hose 404, the other end of housing cover 404 is fixed with flexible hose one, flexible hose 403 is connected with two sets of top tube connectors 402 and transparent water tank 405, transparent tube 405 is fixed with transparent exhaust port 405, wherein, upper tube head 402 is fixed with transparent water tank 405, upper tube head 405 is fixed with transparent exhaust port 405, wherein.

The leak detection assembly 4 is provided with a cleaning assembly 5, and the cleaning assembly 5 comprises a second driving motor 501, a rotating seat 502, a swinging frame 503, a positioning seat 504, a piston rod 505, a sleeve 506, a first connecting rod 507, a fixed block 508, a rectangular rod 509, a rubber pad 511, a locking bolt 512, a hollow shell 513, a cleaning plate 514 and a second telescopic hose 515;

One side of the limit sliding block 410 is connected with a second driving motor 501 through a bolt, a conveying end of the second driving motor 501 is fixedly provided with a rotating seat 502, one side of the rotating seat 502 is rotatably connected with a rotating column through a bearing, the surface of the rotating column is hinged with a swinging frame 503 through a hinge shaft, the top end of the swinging frame 503 is rotatably connected with a positioning seat 504 through a bearing, the positioning seat 504 is arranged on the surface of a connecting frame 413 through a bolt, two groups of symmetrically arranged piston rods 505 are hinged in the swinging frame 503 through the hinge shaft, sleeves 506 are arranged outside the piston rods 505, the lower surface of the connecting frame 413 is fixedly provided with a supporting plate, the two groups of sleeves 506 are fixed on the surface of the supporting plate, one side of the piston rod 505 is fixedly provided with a connecting rod I507, one end of the connecting rod I507 is welded with a fixing block 508, the through hole matched with the first connecting rod 507 is formed in the surface of the supporting plate, the first connecting rod 507 and the supporting plate are in sliding connection through the through hole, a rectangular rod 509 is slidably connected inside the fixing block 508, a locking bolt 512 is connected inside the fixing block 508, a strip-shaped groove is formed in one side of the rectangular rod 509, a rubber pad 511 is arranged in the strip-shaped groove, the rubber pad 511 is fixedly connected with the rectangular rod 509, a hollow shell 513 is fixed to the bottom end of the rectangular rod 509, a cleaning plate 514 is connected to the lower surface of the hollow shell 513 through bolts, a second telescopic hose 515 is fixedly connected to the surface of the sleeve 506, the other end of the second telescopic hose 515 is fixed to the surface of the hollow shell 513, an air inlet valve is arranged on the surface of the sleeve 506, and a plurality of groups of air exhaust holes are formed in one end of the hollow shell 513.

The mounting plate 3 is provided with a crossing type adjusting component 6, and the crossing type adjusting component 6 comprises an L-shaped seat 601, a second connecting rod 602, a second spring 603, a piston disc 604, a sealing sleeve 605, an L-shaped bracket 606, a ventilation groove 607, a spring air pipe 608, a control valve 609 and a third telescopic hose 611;

The upper surface center department of mounting panel 3 is connected with L type seat 601 through the bearing rotation, L type seat 601 inside is provided with connecting rod two 602, the outside of connecting rod two 602 is seted up around being equipped with spring two 603, the travel groove with connecting rod two 602 looks adaptation is seted up at the top of L type seat 601, connecting rod two 602 and L type seat 601 pass through this travel groove sliding connection, the bottom fixed piston disc 604 of connecting rod two 602, the surface fixed seal cover 605 of piston disc 604, the surface of seal cover 605 is laminated with the inside wall of L type seat 601, the top of connecting rod two 602 is fixed at the surface of fixing base 401 through bolted connection with L type support 606, fixing base 401 is laminated with one side of mounting panel 3 mutually, the inside air channel 607 that has been seted up of L type seat 601, the surface fixed spring trachea 608 of L type seat 601, the other end and L type support 606 fixed connection of spring trachea 608, the transport gas pocket with the spring trachea 608 looks adaptation has been seted up to the inside of L type support 606, one side that is close to the transport gas pocket is fixed with the intake pipe 605, and internally mounted has a control valve 609, the surface of intake pipe inside is fixed with the air vent valve 609, and the one end is fixed with the extension hose through the extension hose 611 between the extension hose three, the extension hose is fixed at the extension hose three.

Two sides of the gas pipeline 1 are provided with portable supporting components 7, and the portable supporting components 7 comprise a lifting platform 701, a connecting plate 702, an electric push rod 703, a guide rod 704, a moving wheel 705, a plugging disc 706, a sealing gasket II 707, an air pump 708 and a telescopic hose IV 709;

The gas pipeline 1 both sides are provided with elevating platform 701, be convenient for realize high regulation, elevating platform 701 upper surface is fixed with connecting plate 702 through square piece, connecting plate 702 surface one side is fixed with electric putter 703 through the U type frame, electric putter 703's output is fixed with guide arm 704, the supporting hole with guide arm 704 looks adaptation is seted up on connecting plate 702's surface, and connecting plate 702 and guide arm 704 pass through this supporting hole sliding connection, the one end of guide arm 704 is through bolted connection to have movable wheel 705, the fixed surface of guide arm 704 has shutoff dish 706, one side of shutoff dish 706 is fixed with sealed second 707, be convenient for strengthen the leakproofness, the surface mounting of shutoff dish 706 has air release valve 711, the surface of square piece is through bolted connection to have air pump 708, the output of air pump 708 is fixed with flexible hose four 709, flexible hose four 709's the other end and shutoff dish 706 fixed connection.

In this embodiment: when the pipeline leakage detection device is required to detect the produced pipeline leakage, firstly, the gas pipeline 1 is suspended between two groups of portable support assemblies 7, then the electric push rod 703 is started, and the guide rod 704 is driven to move, so that the guide rod 704 is inserted into the gas pipeline 1, the friction force between the guide rod 704 and the gas pipeline 1 can be reduced by the contact of the moving wheel 705 on the guide rod 704 and the inner side wall of the gas pipeline 1, the damage to the inner side wall of the gas pipeline 1 caused by larger friction is avoided, the sealing disc 706 is driven to synchronously move along with the extension of the guide rod 704, the pipe orifices at the two ends of the gas pipeline 1 are sealed by the sealing disc 706, the tightness between the sealing disc 706 and the gas pipeline 1 can be increased by the second sealing pad 707, the leakage of a large amount of gas can occur in the later gas supply process is reduced, when the pipe orifices at the two ends of the gas pipeline 1 are plugged by the plugging disc 706, then the air pump 708 is started, so that the air generated by the air pump 708 is discharged into the fourth 709 flexible pipe and discharged into the gas pipeline 1 through the fourth 709 flexible pipe, so that the gas pipeline 1 is filled with air, and meanwhile, the lifting table 701 can drive the gas pipeline 1 to adapt to different heights, through the structure, on one hand, the gas pipeline 1 is supported without contacting with the surface of the pipeline, so that the surface of the gas pipeline 1 is not blocked, further, the surface of the gas pipeline 1 is better detected for gas leakage points, the using effect of the device is improved, on the other hand, the pipelines with different diameters can be supported, plugged and fixed, the flexibility and practicability of operation are improved, meanwhile, the gas pipelines with different heights can be supported through the interval adjustment of the two groups of portable supporting components 7, meets the actual use requirement.

Then a first driving motor 412 is started to drive the spur gear 411 to rotate, the spur gear 411 is meshed with the inner gear 409 to move on the surface of the inner gear 409 to drive the limit slider 410 to slide on the surface of the slide rail 408, the spur gear 411 can be limited through the slide rail 408 and the limit slider 410, so that the spur gear 411 is more stable in the moving process, the connecting frame 413 is driven to synchronously move through the movement of the limit slider 410, the connecting frame 413 drives the first spring 415 to move on the surface of the gas pipeline 1 through the moving rod 414, meanwhile, the first spring 415 rebounds to drive the housing cover 416 to be tightly attached to the surface of the gas pipeline 1, the lower surface of the housing cover 416 is in an arc structure, and simultaneously under the cooperation of the first sealing gasket 417, the sealing performance between the housing cover 416 and the gas pipeline 1 can be improved, the efficiency and the accuracy of later gas leakage detection can be improved, along with the continuous inflation of the air pump 708 into the gas pipeline 1, when the internal air pressure of the gas pipeline 1 is larger, the air is discharged through the air release valve 711, so that the gas pipeline 1 is kept to the proper air pressure, when a leakage point appears on the surface of the gas pipeline 1, the air is discharged from the leakage point and discharged into the shell cover 416, the air is discharged into the first flexible pipe 404 along the shell cover 416, the first flexible pipe 404 is discharged into the transparent water tank 402 through the pipe head 403, the discharged air is positioned in the water in the transparent water tank 402, a large amount of bubbles can be generated, the leakage condition can be judged, the leakage point detection is not needed through the detection sensor, the condition that the pipeline leakage detection sensor is easily misreported due to faults, environmental factors or other reasons is effectively avoided, the improper or untimely maintenance of the later detection sensor is avoided, the gas leakage can not be detected at the same time, so that accidents caused by the fact that the gas leakage is not detected at the place where the gas leakage is not caused are avoided, the gas leakage is not timely and easy to use at the later period, the adaptability is wide, the cost is low, and the actual use requirements are met;

when bubble sound is generated, the sound of bubbles is amplified through the loudspeaker 407, and for longer pipelines, the follow-up observation of staff is not needed, so that the convenience of operation is improved, and the labor intensity of the staff is reduced;

When continuously admitting air to transparent water tank 402 inside, gas can be discharged from the gas vent 405 in, and the gas is let out, and through the removal of spur gear 411 in gear disk 409, can detect gas pipeline 1 first half, along with the removal of adjustable moving mechanism 2, can detect different positions, through reverse equipment installation, can detect gas pipeline 1 second half.

When detecting, through start driving motor two 501, and then drive and rotate seat 502, make and rotate seat 502 and drive swing frame 503 and carry out the reciprocal swing about location seat 504, and then drive piston rod 505 and remove, drive connecting rod one 507 through piston rod 505 and remove, drive fixed block 508 through connecting rod one 507 and remove, make fixed block 508 drive hollow shell 513 through rectangular rod 509 and remove, drive through hollow shell 513 and remove the brush plate 514, friction between brush plate 514 and gas pipeline 1, thereby with the earth piece that gas pipeline 1 surface adhesion was had reject, avoid the earth piece to leak the position shutoff, the clearance earth piece can reduce misjudgement's possibility, the accuracy of gas leakage detection, the clearance to the earth piece still can let the detection personnel observe the situation of pipeline more directly perceivedly simultaneously, including whether have the potential sign of crackle, deformation etc. and further improve the result of use of device, reciprocating motion of piston rod 505, compress the atmospheric pressure to in the flexible hose two 515, simultaneously get into sleeve 506 through the admission valve, reciprocating motion, carry out the gas to the flexible hose 515, the effect of leading to dust can be carried out to the fact in the hollow hose 515 through the flexible hose, the dust can be influenced by the dust can be blown down to the hollow hose 515 in advance, thereby the dust can be carried out to the hollow hose has the effect of the hollow hose 513 before the dust is blown down to the air can be improved to the hollow hose 515, the dust is blown down by the air can be influenced by the air vent is avoided, the dust can be easily detected by the air hose's 515, the dust can be easily has been blown down to the dust easily.

When the control valve 609 is opened, the air in the third telescopic hose 611 enters the spring air pipe 608, so that the spring air pipe 608 enters the L-shaped seat 601 through the air channel 607, the piston disc 604 moves upwards along with the continuous filling of the air into the L-shaped seat 601, the sealing performance between the piston disc 604 and the L-shaped seat 601 can be improved through the sealing sleeve 605 on the piston disc 604, the connecting rod II 602 is driven to move upwards along with the upward movement of the piston disc 604, the L-shaped bracket 606 is driven to move upwards through the connecting rod II 602, the fixing seat 401 and other parts are driven to move upwards synchronously through the L-shaped bracket 606 until the bottom of the fixing seat 401 exceeds the upper surface of the mounting plate 3, the limiting locking of the L-shaped seat 601 is released, the L-shaped seat 601 is then rotated, the fixing seat 401 is driven to rotate synchronously, the angle rotation is carried out, on the one hand, thereby can realize detecting the position that gas pipeline 1 other end did not detect, thereby need not change the position to this equipment, thereby more nimble, the practicality, improve the result of use of this structure, on the other hand, when gas pipeline 1 surface top has the pipeline to block, can be convenient quick striden the obstacle, save time, improve user experience, when needs reset fixing base 401, and when spacing through mounting panel 3, through closing driving motor two 501, open the sealing valve of bleeder, make the inside gaseous discharge of L type seat 601, spring two 603 rebound this moment, and drive piston disc 604 resets, and then make fixing base 401 reset, continue to detect for gas pipeline 1 leaks the department.

It should be noted that: the surface of the sleeve 506 is provided with a one-way air inlet valve, the second telescopic hose 515 is a one-way air inlet valve, and the third telescopic hose 611 is a one-way air inlet valve.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A pipeline leakage detection device, which comprises a gas pipeline (1), an adjustable moving mechanism (2) arranged on the gas pipeline (1) and a mounting plate (3) arranged on the adjustable moving mechanism (2);

The method is characterized in that: the mounting plate (3) is provided with a leakage detection assembly (4), the leakage detection assembly (4) comprises a first driving motor (412) for driving the housing cover (416), a fixed seat (401), a transparent water tank (402), a tube head (403), a first telescopic hose (404), an exhaust port (405), a plugging plug (406), a sliding rail (408), an internal gear plate (409), a limit sliding block (410), a spur gear (411), a connecting frame (413), a moving rod (414) and a first spring (415);

The leakage detection assembly (4) is provided with a cleaning assembly (5), the cleaning assembly (5) comprises a cleaning plate (514), a driving motor II (501) for driving the cleaning plate (514), a rotating seat (502), a swinging frame (503), a positioning seat (504), a piston rod (505), a sleeve (506), a connecting rod I (507) and a rectangular rod (509);

The mounting plate (3) is provided with a crossing type adjusting component (6), and the crossing type adjusting component (6) comprises an adjustable L-shaped seat (601), a second connecting rod (602), a piston disc (604), an L-shaped bracket (606), a ventilation groove (607), a spring air pipe (608), a control valve (609) and a third telescopic hose (611);

The portable support assembly (7) is installed on two sides of the gas pipeline (1), and the portable support assembly (7) comprises a lifting table (701) with height adjustment, an air pump (708) for supplying air, a connecting plate (702), an electric push rod (703), a guide rod (704), a plugging disc (706) and a telescopic hose four (709).

2. The pipe leak detection apparatus as defined in claim 1, wherein: one side of mounting panel (3) is provided with internal tooth wheel (409), the fixed surface of internal tooth wheel (409) has slide rail (408), the surface sliding connection of slide rail (408) has spacing slider (410), the inside of spacing slider (410) is through bolted connection there being first (412) driving motor, the output of first (412) driving motor is fixed with spur gear (411), the fixed surface of spacing slider (410) has link (413), the surface sliding connection of link (413) has two sets of movable rod (414) that are symmetrical arrangement, the surface of movable rod (414) is around being equipped with first (415) of spring, two sets of the bottom of movable rod (414) is through bolted connection there being casing cover (416), the upper surface of casing cover (416) is fixed with first (404) of flexible hose, the other end of first (404) of flexible hose is fixed with tube head (403) through rotary joint, two sets of exhaust ports (405) that distribute about one side of transparent water tank (402) has been seted up, wherein a set of in the exhaust port (405) is installed and has sealed in (406).

3. The pipe leak detection apparatus as defined in claim 2, wherein: the lower surface of the shell cover (416) is fixedly provided with a first sealing gasket (417), and the lower surface of the shell cover (416) is of an arc-shaped structural design.

4. A pipe leak detection apparatus as defined in claim 3, wherein: and a loudspeaker (407) is fixedly arranged on the upper surface of the transparent water tank (402).

5. The pipe leak detection apparatus as defined in claim 4, wherein: one side of spacing slider (410) is through bolted connection there being driving motor two (501), driving motor two (501) carry the end and be fixed with rotation seat (502), rotation seat (502) one side is connected with the spliced pole through the bearing rotation, and the surface of spliced pole articulates there is swing frame (503) through the articulated shaft, the top of swing frame (503) is connected with positioning seat (504) through the bearing rotation, the inside of swing frame (503) articulates there are two sets of piston rods (505) that are symmetrical arrangement through the articulated shaft, the outside of piston rod (505) is provided with sleeve (506), the one end of piston rod (505) is provided with rectangular bar (509), the below of rectangular bar (509) is provided with washs brush board (514), and two sets of sleeve (506) are connected through backup pad and link (413).

6. The pipe leak detection apparatus as defined in claim 5, wherein: one end of the first connecting rod (507) is welded with a fixed block (508), the surface of the rectangular rod (509) is provided with a rubber pad (511), and the inside of the fixed block (508) is connected with a locking bolt (512) in a threaded manner.

7. The pipe leak detection apparatus as defined in claim 6, wherein: the bottom end of the rectangular rod (509) is fixedly provided with a hollow shell (513), one end of the hollow shell (513) is provided with a plurality of groups of exhaust holes, the surface of the sleeve (506) is provided with an air inlet valve, and a second telescopic hose (515) is arranged between the sleeve (506) and the hollow shell (513).

8. The pipe leak detection apparatus as defined in claim 1, wherein: the utility model discloses a flexible hose, including mounting panel (3), mounting panel, L type seat (601), connecting rod (602), piston disc (604) are fixed on the bottom of L type seat (601), connecting rod (602), L type support (606) are passed through on the top of connecting rod (602), ventilation groove (607) have been seted up to L type seat (601) inside, the surface mounting of L type seat (601) has spring trachea (608), the transport gas pocket with spring trachea (608) looks adaptation has been seted up to the inside of L type support (606), one side that L type support (606) surface is close to the transport gas pocket is fixed with the intake pipe, and intake pipe internally mounted has control valve (609), and the surface mounting of intake pipe has the bleeder, and installs the sealing valve in the bleeder, and the one end of intake pipe is fixed with flexible hose III (611).

9. The pipe leak detection apparatus as defined in claim 1, wherein: the gas pipeline (1) both sides are provided with elevating platform (701), elevating platform (701) upper surface is fixed with connecting plate (702) through square piece, connecting plate (702) surface one side is fixed with electric putter (703) through the U type frame, the output of electric putter (703) is fixed with guide arm (704), the surface mounting of guide arm (704) has shutoff dish (706), and the surface of square piece is connected with air pump (708) through the bolted connection, the output of air pump (708) is fixed with flexible hose four (709).

10. The pipe leak detection apparatus as defined in claim 9, wherein: and an air release valve (711) is arranged on the surface of the plugging disc (706).