CN219757638U - Pipeline tightness detection device - Google Patents

Abstract

The utility model relates to the technical field of pipeline detection, in particular to a pipeline tightness detection device, which comprises a fixed base, wherein a U-shaped plate is arranged at the top of the fixed base and close to the rear side, a feeding mechanism is arranged at the top of the fixed base and close to the front side, a first hydraulic cylinder is arranged in the middle of the top of the U-shaped plate, the end part of a movable rod of the first hydraulic cylinder penetrates through the top of the U-shaped plate and is fixedly connected with a first movable plate, a first positioning mechanism is arranged at the left end of the bottom of the first movable plate, and a second positioning mechanism is arranged at the right end of the bottom of the first movable plate. This pipeline tightness detection device carries out the centre gripping fixedly to the pipeline through first positioning mechanism and second positioning mechanism to seal both ends about the pipeline, aerify in to the pipeline through L shape intake pipe, drive first movable plate and reciprocate through first pneumatic cylinder, thereby put into the water tank with the pipeline, when the pipeline has the crack, can produce the bubble in the water of water tank, thereby let the user discernment pipeline whether sealed fast.

Description

Pipeline tightness detection device

Technical Field

The utility model relates to the technical field of pipeline detection, in particular to a pipeline tightness detection device.

Background

The oil pipeline is composed of oil pipes and accessories thereof, is provided with corresponding oil pump units according to the requirements of the process flow, is designed and installed into a complete pipeline system and is used for completing oil receiving, unloading and transferring tasks, and the oil pipeline needs to be detected for tightness after production so as to avoid leakage during oil transportation.

The patent with the publication number of CN213022135U discloses a petroleum pipeline tightness detection device, including petroleum pipeline detection frame, one side fixedly connected with first end supporting shoe of petroleum pipeline detection frame, one side fixedly connected with first sealing block of first end supporting shoe, the one end fixedly connected with second end supporting shoe of first end supporting shoe is kept away from to the petroleum pipeline detection frame, one side fixedly connected with direction slide bar of first end supporting shoe, the one end and the second end supporting shoe fixedly connected with of first end supporting shoe are kept away from to the direction slide bar. This petroleum pipeline tightness detection device through being provided with direction slide bar and sliding support mechanism, and the effect of direction is played to the direction slide bar, and sliding support mechanism can slide at the surface of direction slide bar, can support the optional position of pipeline, and the detection of being convenient for can prevent that first sealing block and second sealing block from taking place to deform, and the practicality is stronger.

Above-mentioned prior art is in concrete use, when carrying out the leakproofness and examining the pipeline, need establish transparent plastic tube cover on the pipeline body to remove transparent plastic tube on the pipeline body, need constantly look over in the removal in-process whether the ribbon in the transparent plastic tube is blown by the wind, and transparent plastic tube is circular, and the staff can't look over completely at the unilateral whether the ribbon is blown, still need go the opposite side to continue to look over, and can not remove transparent plastic tube too fast, and this testing process is more time-consuming, can't accomplish the leakproofness fast and examine, in view of this, we propose pipeline leakproofness detection device.

Disclosure of Invention

The present utility model is directed to a device for detecting tightness of a pipeline, which solves the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the pipeline tightness detection device comprises a fixed base, wherein a U-shaped plate is arranged at the top of the fixed base and close to the rear side of the fixed base, a feeding mechanism is arranged at the top of the fixed base and close to the front side of the fixed base and used for moving a pipeline between a first positioning mechanism and a second positioning mechanism, a water tank is arranged at the top of the fixed base and positioned between the left side and the right side of the inner wall of the U-shaped plate, a proper amount of water is contained in the water tank, the pipeline is placed in the water tank and inflated, when the pipeline is cracked, bubbles are generated in the water tank, so that a worker can quickly identify whether the pipeline is sealed or not, and a drain pipe with a valve is arranged at the bottom of the rear side of the water tank and used for draining the water in the water tank;

the middle part at U-shaped plate top is equipped with first pneumatic cylinder, the tip of first pneumatic cylinder movable rod passes the top of U-shaped plate and fixedly connected with first movable plate, drives first movable plate through first pneumatic cylinder and reciprocates to drive the pipeline and to remove in the water tank, perhaps shift out from the water tank, the left end of first movable plate bottom is equipped with first positioning mechanism, the right-hand member of first movable plate bottom is equipped with second positioning mechanism, through first positioning mechanism and second positioning mechanism with pipeline centre gripping and seal pipeline both ends.

Preferably, the middle part at the top of the first movable plate is provided with a connecting rod, the end part of the first hydraulic cylinder movable rod is fixedly connected with the top end of the connecting rod, the top of the first movable plate is provided with two positioning rods which are arranged in bilateral symmetry, the top ends of the two positioning rods penetrate through the top of the inner wall of the U-shaped plate, and the first movable plate is enabled to stably move up and down through the two positioning rods.

Preferably, the first positioning mechanism comprises a first fixed mounting plate fixedly connected to the left end of the bottom of the first moving plate, a waterproof cylinder is arranged on the right side of the first fixed mounting plate and close to the bottom, a first circular extrusion plate is arranged at the end part of a movable rod of the waterproof cylinder, a first conical rubber plug is arranged on the right side of the first circular extrusion plate, the first circular extrusion plate and the first conical rubber plug are driven to move through the waterproof cylinder, the waterproof cylinder can be used underwater, the left end of a pipeline can be sealed through the first conical rubber plug, and air leakage from the left end during inflation is avoided.

Preferably, the right side of first fixed mounting panel and the position that is close to the bottom still are equipped with two and are the first circular pipe that upper and lower symmetry set up, two equal sliding connection has first slide bar in the first circular pipe, two the equal fixed connection in the left side of first circular stripper plate of right-hand member of first slide bar plays the effect of support and auxiliary positioning to first circular stripper plate, avoids the movable rod bending of waterproof jar.

Preferably, the second positioning mechanism comprises a second fixed mounting plate fixedly connected to the right end of the bottom of the first moving plate, a fixing rod is arranged at the left side of the second fixed mounting plate and close to the bottom, a second circular extrusion plate is arranged at the left end of the fixing rod, a second conical rubber plug is arranged at the left side of the second circular extrusion plate, the right end of the pipeline is sealed by the second conical rubber plug, and air leakage from the right end during inflation is avoided;

the left end of second cone rubber buffer is equipped with L shape intake pipe, the input of L shape intake pipe runs through the inside of the left side of the circular stripper plate of second, dead lever and the bottom of first movable plate to the external world in proper order for be connected with the inflation equipment, aerify to pipeline inside.

Preferably, the feeding mechanism comprises a second hydraulic cylinder fixedly connected to the top of the fixed base, a second moving plate is fixedly connected to the end part of a movable rod of the second hydraulic cylinder, the second moving plate is driven by the second hydraulic cylinder to move up and down, so that the pipeline is lifted up, two connecting seats which are arranged in bilateral symmetry are arranged at the top of the second moving plate, T-shaped sliding grooves are formed in the top of the connecting seats, two T-shaped sliding grooves are respectively connected with a T-shaped movable plate in a sliding manner, arc-shaped supporting plates are respectively arranged at the top of each T-shaped movable plate and at the position of the rear side of each T-shaped movable plate, the two arc-shaped supporting plates are used for placing the pipeline, and the two T-shaped movable plates drive the pipeline to move back and forth, so that the pipeline is moved between the first positioning mechanism and the second positioning mechanism.

Preferably, a bar-shaped rod is arranged between the two T-shaped movable plates and positioned at the front end, so that the two T-shaped movable plates synchronously move forwards and backwards.

Preferably, the bottom of second movable plate just is close to the position of controlling both ends and all is equipped with the second slide bar, two the outer wall of second slide bar all overlaps and is equipped with the second circular tube, the bottom fixed connection of second circular tube is in unable adjustment base's top, can make the second movable plate reciprocate steadily through second circular tube and second slide bar.

Compared with the prior art, the utility model has the beneficial effects that:

1. this pipeline leakproofness detection device carries out the centre gripping fixedly to the pipeline through the first positioning mechanism and the second positioning mechanism that set up to seal both ends about to the pipeline, aerify in to the pipeline through L shape intake pipe, drive first movable plate and reciprocate through first pneumatic cylinder, thereby put into the water tank with the pipeline, when the pipeline has the crack, can produce the bubble in the water of water tank, thereby let the user discerns whether the pipeline seals fast.

2. The feeding mechanism can assist a user to move the pipeline between the first positioning mechanism and the second positioning mechanism, so that the user can fix the pipeline conveniently.

Drawings

FIG. 1 is a schematic view of a first view angle structure of the present utility model;

FIG. 2 is a schematic diagram of an overall second view structure according to the present utility model;

FIG. 3 is a schematic diagram of an assembled structure of a first moving plate, a first positioning mechanism and a second positioning mechanism according to the present utility model;

FIG. 4 is a schematic view of a first positioning mechanism according to the present utility model;

FIG. 5 is a schematic diagram of a feeding mechanism in the present utility model;

fig. 6 is a schematic view of a part of a structure of a feeding mechanism in the present utility model.

In the figure: the water tank 3, the drain pipe 30, the first hydraulic cylinder 4, the first moving plate 5, the positioning rod 50, the connecting rod 51, the first positioning mechanism 6, the first fixed mounting plate 60, the waterproof cylinder 61, the first circular extrusion plate 62, the first conical rubber stopper 63, the first circular pipe 64, the first sliding rod 65, the second positioning mechanism 7, the second fixed mounting plate 70, the fixing rod 71, the second circular extrusion plate 72, the second conical rubber stopper 73, the L-shaped air inlet pipe 74, the feeding mechanism 8, the second hydraulic cylinder 80, the second moving plate 81, the connecting seat 82, the T-shaped sliding groove 820, the T-shaped moving plate 83, the arc-shaped supporting plate 84, the bar 85, the second circular pipe 86 and the second sliding rod 87.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-6, the present utility model provides a technical solution:

the pipeline tightness detection device comprises a fixed base 1, wherein a U-shaped plate 2 is arranged at the top of the fixed base 1 and close to the rear side, a feeding mechanism 8 is arranged at the top of the fixed base 1 and close to the front side and used for moving a pipeline between a first positioning mechanism 6 and a second positioning mechanism 7, a water tank 3 is arranged at the top of the fixed base 1 and positioned between the left side and the right side of the inner wall of the U-shaped plate 2, a proper amount of water is contained in the water tank 3, the pipeline is placed in the water tank 3 and inflated into the pipeline, when the pipeline is cracked, bubbles are generated in the water tank 3, so that a worker can rapidly identify whether the pipeline is sealed or not, and a drain pipe 30 with a valve is arranged at the bottom of the rear side of the water tank 3 and used for draining the water in the water tank 3;

the middle part at the top of U-shaped plate 2 is equipped with first pneumatic cylinder 4, the tip of the movable rod of first pneumatic cylinder 4 passes the top of U-shaped plate 2 and fixedly connected with first movable plate 5, drive first movable plate 5 reciprocates through first pneumatic cylinder 4 to drive the pipeline and to remove in to water tank 3, perhaps shift out in the water tank 3, the left end of first movable plate 5 bottom is equipped with first positioning mechanism 6, the right-hand member of first movable plate 5 bottom is equipped with second positioning mechanism 7, through first positioning mechanism 6 and second positioning mechanism 7 with pipeline centre gripping and seal pipeline both ends.

In this embodiment, the middle part at the top of the first movable plate 5 is provided with a connecting rod 51, the end part of the movable rod of the first hydraulic cylinder 4 is fixedly connected with the top end of the connecting rod 51, the top of the first movable plate 5 is provided with two positioning rods 50 which are symmetrically arranged left and right, the top ends of the two positioning rods 50 penetrate through the top of the inner wall of the U-shaped plate 2, and the first movable plate 5 is enabled to stably move up and down through the two positioning rods 50.

Specifically, the first positioning mechanism 6 includes a first fixed mounting plate 60 fixedly connected to the left end of the bottom of the first moving plate 5, a waterproof cylinder 61 is arranged on the right side of the first fixed mounting plate 60 and near the bottom, a first circular extrusion plate 62 is arranged at the end of a movable rod of the waterproof cylinder 61, a first conical rubber plug 63 is arranged on the right side of the first circular extrusion plate 62, the first circular extrusion plate 62 and the first conical rubber plug 63 are driven to move through the waterproof cylinder 61, the waterproof cylinder 61 can be used underwater, the left end of a pipeline can be sealed through the first conical rubber plug 63, and air leakage from the left end during inflation is avoided.

Further, the right side of the first fixed mounting plate 60 and the position close to the bottom are further provided with two first circular pipes 64 which are arranged in an up-down symmetrical mode, the first sliding rods 65 are connected in the two first circular pipes 64 in a sliding mode, the right ends of the two first sliding rods 65 are fixedly connected to the left side of the first circular extrusion plate 62, the first circular extrusion plate 62 is supported and positioned in an auxiliary mode, and bending of movable rods of the waterproof cylinder 61 is avoided.

Further, the second positioning mechanism 7 comprises a second fixed mounting plate 70 fixedly connected to the right end of the bottom of the first moving plate 5, a fixed rod 71 is arranged at the left side of the second fixed mounting plate 70 and close to the bottom, a second circular extrusion plate 72 is arranged at the left end of the fixed rod 71, a second conical rubber plug 73 is arranged at the left side of the second circular extrusion plate 72, the right end of the pipeline is sealed by the second conical rubber plug 73, and air leakage from the right end during inflation is avoided;

the left end of the second conical rubber stopper 73 is provided with an L-shaped air inlet pipe 74, and the input end of the L-shaped air inlet pipe 74 sequentially penetrates through the left side of the second circular extrusion plate 72, the inside of the fixed rod 71 and the bottom of the first movable plate 5 to the outside for connection with an inflation device to inflate the inside of the pipeline.

Further, feed mechanism 8 includes fixed connection in the second pneumatic cylinder 80 at unable adjustment base 1 top, the tip fixedly connected with second movable plate 81 of second pneumatic cylinder 80 movable rod, drive the second movable plate 81 through second pneumatic cylinder 80 and reciprocate, thereby upwards lift up the pipeline, the top of second movable plate 81 is equipped with two connecting seat 82 that are bilateral symmetry setting, T shape spout 820 has been seted up at the top of connecting seat 82, equal sliding connection has T shape fly leaf 83 in two T shape spouts 820, the top of two T shape fly leaf 83 just is equipped with arc backup pad 84 in the position of rear side, two arc backup pads 84 are used for placing the pipeline, drive the pipeline through two T shape fly leaf 83 and reciprocate, thereby move the pipeline to between first positioning mechanism 6 and the second positioning mechanism 7.

Further, a bar 85 is provided between the two T-shaped movable plates 83 at the front end to move the two T-shaped movable plates 83 forward and backward synchronously.

Further, the bottom of the second moving plate 81 and the positions close to the left end and the right end are respectively provided with a second sliding rod 87, the outer walls of the two second sliding rods 87 are respectively sleeved with a second circular pipe 86, the bottom ends of the second circular pipes 86 are fixedly connected to the top of the fixed base 1, and the second moving plate 81 can stably move up and down through the second circular pipes 86 and the second sliding rods 87.

When the pipeline tightness detection device of the embodiment is used, a worker moves a pipeline onto two arc-shaped support plates 84, then starts a second hydraulic cylinder 80 to lift the pipeline upwards, pushes two T-shaped movable plates 83 to move backwards through a bar-shaped rod 85, so that the pipeline is moved between a first positioning mechanism 6 and a second positioning mechanism 7, then starts a waterproof cylinder 61 to work, the waterproof cylinder 61 pushes a first circular extrusion plate 62 and a first conical rubber plug 63 to move rightwards, the first conical rubber plug 63 seals the left end of the pipeline, the second conical rubber plug 73 seals the right end of the pipeline, then the worker starts the first hydraulic cylinder 4 to indirectly drive the pipeline to move downwards into a water tank 3 until the pipeline is completely moved under water, then inflates the pipeline through an L-shaped air inlet pipe 74, and the worker observes whether bubbles exist in water in the water tank 3, if the bubbles exist, the pipeline is not sealed, and if the bubbles do not exist, the pipeline is sealed.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. Pipeline tightness detection device, including unable adjustment base (1), the top of unable adjustment base (1) and the position that is close to the rear side are equipped with U-shaped board (2), the top of unable adjustment base (1) and the position that is close to the front side are equipped with feed mechanism (8), its characterized in that: the top of unable adjustment base (1) and the position that is located between U shaped board (2) inner wall left and right sides are equipped with water tank (3), the bottom of water tank (3) rear side is equipped with drain pipe (30) of taking the valve, the middle part at U shaped board (2) top is equipped with first pneumatic cylinder (4), the tip of first pneumatic cylinder (4) movable rod passes the top and the first movable plate (5) of fixedly connected with of U shaped board (2), the left end of first movable plate (5) bottom is equipped with first positioning mechanism (6), the right-hand member of first movable plate (5) bottom is equipped with second positioning mechanism (7).

2. The pipe tightness detection device according to claim 1, wherein: the middle part at first movable plate (5) top is equipped with connecting rod (51), the tip and the top fixed connection of connecting rod (51) of first pneumatic cylinder (4) movable rod, the top of first movable plate (5) is equipped with two locating levers (50) that are bilateral symmetry and set up, two the top of locating lever (50) all runs through the top of U-shaped board (2) inner wall.

3. The pipe tightness detection device according to claim 1, wherein: the waterproof electric cylinder (61) is arranged at the right side of the first fixed mounting plate (60) and is close to the position of the bottom, a first circular extrusion plate (62) is arranged at the end part of a movable rod of the waterproof electric cylinder (61), and a first conical rubber plug (63) is arranged on the right side of the first circular extrusion plate (62).

4. A pipe tightness detection device according to claim 3, wherein: the right side of first fixed mounting panel (60) and be close to the position of bottom still be equipped with two and be first circular pipe (64) that the symmetry set up from top to bottom, two all sliding connection has first slide bar (65) in first circular pipe (64), two the right-hand member of first slide bar (65) is all fixed connection in the left side of first circular stripper plate (62).

5. The pipe tightness detection device according to claim 1, wherein: the second positioning mechanism (7) comprises a second fixed mounting plate (70) fixedly connected to the right end of the bottom of the first moving plate (5), a fixing rod (71) is arranged at the left side of the second fixed mounting plate (70) and close to the bottom, a second circular extrusion plate (72) is arranged at the left end of the fixing rod (71), a second conical rubber plug (73) is arranged at the left side of the second circular extrusion plate (72), an L-shaped air inlet pipe (74) is arranged at the left end of the second conical rubber plug (73), and the input end of the L-shaped air inlet pipe (74) sequentially penetrates through the left side of the second circular extrusion plate (72), the inside of the fixing rod (71) and the bottom of the first moving plate (5) to the outside.

6. The pipe tightness detection device according to claim 1, wherein: feed mechanism (8) are including fixed connection in second pneumatic cylinder (80) at unable adjustment base (1) top, the tip fixedly connected with second movable plate (81) of second pneumatic cylinder (80) movable rod, the top of second movable plate (81) is equipped with two connecting seat (82) that are bilateral symmetry and set up, T shape spout (820) have been seted up at the top of connecting seat (82), two equal sliding connection has T shape fly leaf (83) in T shape spout (820), two the top of T shape fly leaf (83) just is located the position of rear side all is equipped with arc backup pad (84).

7. The pipe tightness detection device according to claim 6, wherein: a bar-shaped rod (85) is arranged between the two T-shaped movable plates (83) and at the front end.

8. The pipe tightness detection device according to claim 6, wherein: the bottom of second movable plate (81) and be close to the position of controlling both ends all be equipped with second slide bar (87), two the outer wall of second slide bar (87) all overlaps and is equipped with second circular tube (86), the bottom fixed connection of second circular tube (86) is in the top of unable adjustment base (1).