Pipeline leakage detection device
Technical Field
The invention belongs to the technical field of pipeline leakage detection, and particularly relates to a pipeline leakage detection device.
Background
The pipeline leakage detection device is a device for realizing real-time monitoring and positioning of pipeline leakage by utilizing a fiber bragg grating sensing technology, and the working principle is that the change of external environment parameters is perceived by utilizing the Bragg diffraction principle of a fiber bragg grating through monitoring the Bragg wavelength change of light, when the pipeline is leaked, the parameters such as temperature, stress and the like near a leakage point can be changed, and the changes can be captured by the fiber bragg grating sensor and converted into identifiable electric signals through a signal demodulation system, so that the monitoring and positioning of the leakage are realized.
When the existing pipeline leakage detection device is used, the grating sensor is fixed on the periphery of the pipeline through the clamp on the pipeline leakage detection device, when a user fixes the grating sensor on the pipeline through the clamp, the plurality of bolts need to be screwed in sequence through a tool, the clamp on the pipeline leakage detection device is mutually fixed on the periphery of the pipeline, and when the pipeline leakage detection device is used, the user also needs to screw the plurality of bolts through the tool, the grating sensor is fixed on the clamp and wound on the periphery of the pipeline, the working time consumed by the installation mode is long, and the user cannot fix the grating sensor on the surface of the pipeline quickly. In view of this, we propose a pipe leak detection apparatus.
Disclosure of Invention
The present invention is directed to a device for detecting leakage of a pipeline, which solves the above-mentioned problems.
In view of the above, the present invention provides a pipe leakage detecting device, including a pipe leakage detecting device and two grating sensors, the two grating sensors being disposed on the pipe leakage detecting device, further including:
The shell is arranged on one side of the pipeline leakage detection device, two first sliding grooves are formed in the bottom surface of the shell, and two clamping plates are connected between the two first sliding grooves in a sliding mode;
the second sliding groove is formed in the shell and is communicated with the two first sliding grooves, a first sliding block and a second sliding block are connected in a sliding manner in the second sliding groove, and two ends of the first sliding block and two ends of the second sliding block are respectively fixed with the two clamping plates;
the driving assembly is positioned in the shell and used for driving the first sliding block and the second sliding block to move;
the grating sensor is arranged in the first sliding grooves, the second sliding grooves are respectively arranged on the two clamping plates, a plurality of clamping blocks are respectively connected in the second sliding grooves in a sliding mode, and the two grating sensors are respectively arranged in the second sliding grooves;
The plurality of fourth sliding grooves are respectively formed in the inner walls of the plurality of third sliding grooves, a plurality of third sliding blocks are respectively connected in the plurality of fourth sliding grooves in a sliding manner, one ends of the plurality of third sliding blocks respectively extend into the plurality of third sliding grooves and are respectively fixed with the plurality of clamping blocks, a plurality of first threaded rods are respectively connected in the plurality of third sliding blocks in a threaded manner, and the plurality of first threaded rods are respectively positioned in the plurality of fourth sliding grooves and are respectively connected with the plurality of fourth sliding grooves in a rotating manner;
The connecting grooves are respectively arranged in the two clamping plates and are respectively communicated with the fourth sliding grooves, the connecting grooves are rotationally connected with connecting rods, and two ends of each connecting rod extend into the corresponding two fourth sliding grooves and are respectively fixed with the corresponding two first threaded rods;
The two rotating assemblies are respectively positioned in the two clamping plates and used for respectively driving the corresponding two connecting rods to rotate.
In the above technical solution, further, the driving assembly includes:
The first movable groove is formed in the shell and is communicated with the second sliding groove, a first rack and two second racks are connected in a sliding mode in the first movable groove, the first racks are fixed to the top end of the first sliding block, the two second racks are fixed to the top end of the second sliding block, and two gears are respectively connected between the two second racks and the first rack in a rotating mode;
The second threaded rod is rotationally connected to the inner wall of the first movable groove and is in threaded connection with the first rack, one end of the second threaded rod is fixedly connected with a first rotating rod, and one end of the first rotating rod penetrates through the inner wall of the first movable groove and extends to the outside to be rotationally connected with the shell;
the fourth sliding block is connected to the periphery of the first rotating rod in a sliding manner;
the fifth sliding groove is formed in the first rotating rod and is communicated with the outside, a fifth sliding block is connected in a sliding manner in the fifth sliding groove, and two ends of the fifth sliding block extend to the outside and are fixed with the fourth sliding block;
The third threaded rod is rotationally connected to the inner wall of the fifth sliding groove and is in threaded connection with the fifth sliding block, and one end of the third threaded rod penetrates through the inner wall of the fifth sliding groove and extends to the outside to be rotationally connected with the first rotating rod.
Based on the structure, through the first spout and splint that set up, ensure that two splint can slide between two first spouts, through the second spout that sets up, first slider and second slider, ensure that first slider and second slider can slide in the second spout, through the drive assembly who sets up, ensure that the user can drive first slider and second slider and be close to each other or keep away from each other through drive assembly, let first slider and second slider can drive two other splint and keep away from each other or be close to each other respectively, let two splint can fix two grating sensors at the week side of pipeline, through third spout and the clamp splice that set up, ensure that the clamp splice can slide in the third spout, through fourth spout and the third slider that set up, ensure that the third slider can slide in the fourth spout, through the first of setting, ensure that when first threaded rod rotates, the third slider can receive the effect of first threaded rod screw thread, remove through the rotation assembly and the connecting rod that set up, ensure that the user can drive two connecting rods that correspond each other, let two corresponding connecting rods rotate through rotation assembly, can drive a plurality of threaded rods that correspond respectively.
In this technical solution, it is ensured that the user can quickly fix the housing on the peripheral side of the pipe.
In the above technical scheme, further, two gears are located on the inner wall of the first movable groove and are rotatably connected with the first movable groove.
In this technical solution, it is ensured that the two gears can rotate on the inner wall of the first movable groove.
In the above technical scheme, further, two ends of the fifth sliding block are slidably connected with the fifth sliding groove.
In the technical scheme, when the fifth sliding block slides, the two ends of the fifth sliding block can slide normally in the fifth sliding groove.
In the above technical scheme, further, one end of the third threaded rod is fixedly connected with a rotating block.
In this technical scheme, ensure that the user can drive the third threaded rod through the one end of third threaded rod and rotate.
In the above technical solution, further, the rotating assembly includes:
the two gear grooves are formed in the clamping plate and are respectively communicated with the two connecting grooves, a first bevel gear and a second bevel gear are rotatably connected in the gear grooves, the first bevel gear and the second bevel gear are meshed with each other, and the first bevel gear is fixed with the periphery of the connecting rod;
The second movable groove is formed in the clamping plate and is communicated with the two gear grooves, two synchronous wheels are rotationally connected in the second movable groove, one ends of the two synchronous wheels extend into the two gear grooves respectively and are fixed with the two second bevel gears respectively, and synchronous driving is meshed between the two synchronous wheels;
The second rotating rod is fixedly connected to one of the synchronous wheels, and one end of the second rotating rod penetrates through the inner wall of the second movable groove and extends to the outside to be connected with the clamping plate in a rotating mode.
In this technical scheme, ensure when two connecting rods rotate, the both ends of two connecting rods can drive a plurality of first threaded rods respectively and rotate.
In the above technical scheme, further, one end of the synchronizing wheel is rotatably connected with the gear groove.
In this technical scheme, ensure when the synchronizing wheel rotates, the one end of synchronizing wheel can normally rotate in the gear groove.
In the above technical scheme, further, one end of the second rotating rod is made of rubber.
In this technical scheme, ensure when the user rotates the one end of second bull stick, the condition that the hand is smooth can not appear.
In the above technical scheme, further, the threads on the two corresponding first threaded rods are opposite in rotation direction and the thread pitches are the same.
In this technical scheme, ensure when two corresponding first threaded rods rotate, two corresponding third sliders can receive respectively and correspond two first threaded rods and revolve to opposite screw effect, keep away from the same distance or be close to the same distance each other.
In the above technical scheme, further, two ends of the connecting rod are respectively connected with the corresponding two fourth sliding grooves in a rotating way.
In this technical scheme, ensure when the connecting rod rotates, the both ends of connecting rod can normally rotate in two corresponding fourth spouts respectively.
The beneficial effects of the invention are as follows:
1. This pipeline leakage detection device, through the first spout and the splint that set up, ensure that two splint can slide between two first spouts, through the second spout that sets up, first slider and second slider, ensure that first slider and second slider can slide in the second spout, through the drive assembly who sets up, ensure that the user can drive first slider and second slider through drive assembly and be close to each other or keep away from each other, let first slider and second slider can drive two other splint respectively and keep away from each other or be close to each other, let two splint can fix two grating sensors at the week side of pipeline, the problem of fixing the anchor clamps on pipeline leakage detection device each other at pipeline week side when the user passes through anchor clamps with grating sensors on the pipeline is fixed to the anchor clamps through the instrument in proper order has been solved.
2. This pipeline leak detection device, through the first bull stick and the fourth slider that set up, ensure that the fourth slider can slide at the week side of first bull stick, through fifth spout and the fifth slider that sets up, ensure that the fifth slider can slide in the fifth spout, through the third threaded rod that sets up, ensure when the user rotates the third threaded rod, the fifth slider can receive the effect of third threaded rod screw thread, remove along the fifth spout, make the fifth slider drive the fourth slider and tightly extrude on the casing, ensure that the first bull stick can be fixed unable rotation on the casing.
3. This pipeline leakage detection device, through third spout and the clamp splice that set up, ensure that the clamp splice can slide in the third spout, through fourth spout and the third slider that sets up, ensure that the third slider can slide in the fourth spout, through the first threaded rod that sets up, ensure when first threaded rod rotates, the third slider can receive the effect of first threaded rod screw thread, remove, through rotating assembly and the connecting rod that set up, ensure that the user can drive two connecting rods that correspond through rotating assembly and rotate, let two connecting rods that correspond drive a plurality of first threaded rods that correspond respectively and rotate, when having solved pipeline leakage detection device in use, also need the user to twist a plurality of bolts through the instrument, fix grating sensor on anchor clamps, and twine the problem at pipeline week side.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the area explosion structure of the housing of the present invention;
FIG. 3 is a schematic view of the internal structure of the housing of the present invention;
FIG. 4 is a second schematic view of the internal structure of the housing of the present invention;
FIG. 5 is a third schematic view of the internal structure of the housing of the present invention;
FIG. 6 is a schematic view of the internal structure of the first rotating rod of the present invention;
FIG. 7 is a second schematic view of the internal structure of the first rotating rod of the present invention;
FIG. 8 is a schematic view of the internal structure of the splint of the present invention;
FIG. 9 is a second schematic view of the internal structure of the clamping plate of the present invention;
FIG. 10 is an enlarged schematic view of FIG. 9A;
FIG. 11 is a third schematic view of the internal structure of the splint of the present invention.
The label in the figure is:
1. A pipe leakage detection device; 2, grating sensor, 3, casing, 4, first sliding groove, 5, clamping plate, 6, second sliding groove, 7, first sliding block, 8, second sliding block, 9, third sliding groove, 10, clamping block, 11, fourth sliding groove, 12, third sliding block, 13, first threaded rod, 14, connecting groove, 15, connecting rod, 16, first movable groove, 17, first rack, 18, second rack, 19, gear, 20, second threaded rod, 21, first rotating rod, 22, fourth sliding block, 23, fifth sliding groove, 24, fifth sliding block, 25, third threaded rod, 26, gear groove, 27, first bevel gear, 28, second bevel gear, 29, second movable groove, 30, synchronizing wheel, 31, synchronous drive, 32, second rotating rod.
Detailed Description
The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.
In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. Furthermore, in the description and claims, "and/or" means at least one of the connected objects, and the character "/", generally means that the associated object is an "or" relationship.
It should be noted that, in the description of the present application, the terms "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc., generally refer to the orientation or positional relationship shown in the drawings, and merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate or imply that the apparatus or elements to be referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application, but rather the orientation terms "inside and outside" refer to the inside and outside with respect to the outline of each component itself.
It should be noted that, in the present application, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.
Embodiment 1 referring to fig. 1 to 11, the present embodiment provides a pipe leakage detecting device, which includes a pipe leakage detecting device 1 and two grating sensors 2, wherein the two grating sensors 2 are disposed on the pipe leakage detecting device 1, and further includes:
The shell 3, the shell 3 is set up in one side of the pipeline leakage detection device 1, two first slide grooves 4 are offered on the bottom surface of the shell 3, there are two clamp plates 5 between two first slide grooves 4 slidably;
The second sliding groove 6 is formed in the shell 3 and is communicated with the two first sliding grooves 4, a first sliding block 7 and a second sliding block 8 are connected in a sliding manner in the second sliding groove 6, and two ends of the first sliding block 7 and two ends of the second sliding block 8 are respectively fixed with the two clamping plates 5;
The driving assembly is positioned in the shell 3 and is used for driving the first sliding block 7 and the second sliding block 8 to move;
The plurality of third sliding grooves 9 are respectively arranged on the two clamping plates 5, a plurality of clamping blocks 10 are respectively connected to the plurality of third sliding grooves 9 in a sliding manner, and the two grating sensors 2 are respectively arranged in the plurality of third sliding grooves 9;
The plurality of fourth sliding grooves 11 are respectively arranged on the inner walls of the plurality of third sliding grooves 9, a plurality of third sliding blocks 12 are respectively connected to the plurality of fourth sliding grooves 11 in a sliding manner, one ends of the plurality of third sliding blocks 12 respectively extend into the plurality of third sliding grooves 9 and are respectively fixed with the plurality of clamping blocks 10, a plurality of first threaded rods 13 are respectively connected to the plurality of third sliding blocks 12 in a threaded manner, and the plurality of first threaded rods 13 are respectively positioned in the plurality of fourth sliding grooves 11 and are respectively connected with the plurality of fourth sliding grooves 11 in a rotating manner;
The connecting grooves 14 are respectively arranged in the two clamping plates 5 and are respectively communicated with the fourth sliding grooves 11, the connecting grooves 14 are rotationally connected with connecting rods 15, and two ends of the connecting rods 15 extend into the corresponding two fourth sliding grooves 11 and are respectively fixed with the corresponding two first threaded rods 13;
The two rotating components are respectively positioned in the two clamping plates 5 and are used for respectively driving the corresponding two connecting rods 15 to rotate.
Embodiment 2 this embodiment provides a pipe leakage detecting device having the following technical features in addition to the technical scheme of the above embodiment, the driving assembly includes:
The first movable groove 16 is formed in the shell 3 and is communicated with the second sliding groove 6, a first rack 17 and two second racks 18 are connected in a sliding manner in the first movable groove 16, the first rack 17 is fixed with the top end of the first sliding block 7, the two second racks 18 are fixed with the top end of the second sliding block 8, and two gears 19 are respectively connected between the two second racks 18 and the first rack 17 in a rotating manner;
The second threaded rod 20 is rotatably connected to the inner wall of the first movable groove 16 and is in threaded connection with the first rack 17, one end of the second threaded rod 20 is fixedly connected with a first rotating rod 21, and one end of the first rotating rod 21 penetrates through the inner wall of the first movable groove 16 and extends to the outside to be rotatably connected with the shell 3;
A fourth slider 22, the fourth slider 22 being slidably connected to the peripheral side of the first rotation lever 21;
the fifth sliding groove 23 is formed in the first rotating rod 21 and is communicated with the outside, a fifth sliding block 24 is connected in a sliding manner in the fifth sliding groove 23, and two ends of the fifth sliding block 24 extend to the outside and are fixed with the fourth sliding block 22;
The third threaded rod 25, the third threaded rod 25 is rotatably connected to the inner wall of the fifth chute 23 and is in threaded connection with the fifth sliding block 24, and one end of the third threaded rod 25 penetrates through the inner wall of the fifth chute 23 and extends to the outside to be rotatably connected with the first rotating rod 21.
When the device is used, a user rotates the fourth slider 22 by hand, the fourth slider 22 drives the first rotating rod 21 to rotate through the fifth slider 24, the first rotating rod 21 drives the second threaded rod 20 to rotate in the first movable groove 16, the first rack 17 moves along the first movable groove 16 under the action of threads of the second threaded rod 20, when the first rack 17 moves, the first rack 17 drives the two gears 19 to rotate, the two gears 19 respectively drive the two second racks 18 to move, the first rack 17 and the two second racks 18 are far away from or close to each other, the first rack 17 and the two second racks 18 respectively drive the two clamping plates 5 to be close to or far away from each other, and when the two clamping plates 5 are close to each other, the two clamping plates 5 fix the shell 3 on a pipeline, so that the user can quickly fix the shell 3 on the periphery of the pipeline.
Embodiment 3 this embodiment provides a pipe leakage detecting device having the following technical features in addition to the technical solutions of the above embodiments, two gears 19 being located on the inner wall of the first movable groove 16 and being rotatably connected with the first movable groove 16.
Wherein it is ensured that the two gears 19 can rotate on the inner wall of the first movable groove 16.
Embodiment 4 this embodiment provides a pipe leakage detecting device having the following technical features in addition to the technical scheme of the above embodiment, the two ends of the fifth slider 24 are slidably connected with the fifth chute 23.
Wherein, when the fifth slider 24 slides, both ends of the fifth slider 24 are ensured to normally slide in the fifth chute 23.
Embodiment 5 this embodiment provides a pipe leakage detecting device, which has the following technical features in addition to the technical scheme of the above embodiment, and one end of the third threaded rod 25 is fixedly connected with a rotating block.
Wherein it is ensured that the user can rotate the third threaded rod 25 by one end of the third threaded rod 25.
Embodiment 6 this embodiment provides a pipe leakage detecting device having the following technical features in addition to the technical scheme of the above embodiment, the rotating assembly includes:
The two gear grooves 26 are formed in the clamping plate 5 and are respectively communicated with the two connecting grooves 14, a first bevel gear 27 and a second bevel gear 28 are rotationally connected in the gear grooves 26, the first bevel gear 27 and the second bevel gear 28 are meshed with each other, and the first bevel gear 27 is fixed with the periphery side of the connecting rod 15;
The second movable groove 29 is formed in the clamping plate 5 and is communicated with the two gear grooves 26, the two synchronizing wheels 30 are rotationally connected in the second movable groove 29, one ends of the two synchronizing wheels 30 extend into the two gear grooves 26 respectively and are fixed with the two second bevel gears 28 respectively, and a synchronous drive 31 is meshed between the two synchronizing wheels 30;
The second rotating rod 32, the second rotating rod 32 is fixedly connected to one of the synchronizing wheels 30, and one end of the second rotating rod 32 penetrates through the inner wall of the second movable groove 29 and extends to the outside to be rotationally connected with the clamping plate 5.
When in use, a user rotates the second rotating rod 32 by hand, so that the second rotating rod 32 drives one of the synchronizing wheels 30 to rotate in the second movable groove 29, one of the synchronizing wheels 30 drives the other synchronizing wheel 30 to rotate through the synchronous drive 31, when the two synchronizing wheels 30 rotate, one end of the two synchronizing wheels 30 respectively drives the two second bevel gears 28 to rotate in the two gear grooves 26, the two second bevel gears 28 respectively drive the two first bevel gears 27 to rotate in the two gear grooves 26, when the two first bevel gears 27 rotate, the two first bevel gears 27 respectively drive the two connecting rods 15 to rotate in the two connecting grooves 14, so that when the two connecting rods 15 rotate, the two ends of the two connecting rods 15 respectively drive the plurality of first threaded rods 13 to rotate.
Embodiment 7 this embodiment provides a pipe leakage detecting device having the following technical features in addition to the technical scheme of the above embodiment, wherein one end of the synchronizing wheel 30 is rotatably connected with the gear groove 26.
Wherein it is ensured that one end of the synchronizing wheel 30 can normally rotate in the gear groove 26 when the synchronizing wheel 30 rotates.
Embodiment 8 this embodiment provides a pipe leakage detecting device, which has the following technical features in addition to the technical scheme of the above embodiment, and one end of the second rotating rod 32 is made of rubber.
Wherein it is ensured that when the user rotates one end of the second rotating lever 32, no slipping of the hand occurs.
Embodiment 9 this embodiment provides a pipe leakage detecting device, which has the following technical features in addition to the technical scheme of the above embodiment, and the threads on the corresponding two first threaded rods 13 are opposite in rotation direction and identical in pitch.
Wherein, when the corresponding two first threaded rods 13 rotate, the corresponding two third sliding blocks 12 are respectively acted by the opposite threads of the corresponding two first threaded rods 13, and are separated from each other by the same distance or are close to each other by the same distance.
Embodiment 10 this embodiment provides a pipe leakage detecting device having the following technical features in addition to the technical solutions of the above embodiments, two ends of the connecting rod 15 are respectively connected with two corresponding fourth sliding grooves 11 in a rotating manner.
Wherein, when the connecting rod 15 rotates, both ends of the connecting rod 15 can rotate normally in the corresponding two fourth sliding grooves 11 respectively.
When in use, a user firstly places the shell 3 on a pipeline and moves the pipeline between two clamping plates 5, then rotates the fourth sliding block 22 by hand, the fourth sliding block 22 drives the first rotating rod 21 to rotate through the fifth sliding block 24, the first rotating rod 21 drives the second threaded rod 20 to rotate in the first movable groove 16, the first rack 17 is driven by the threads of the second threaded rod 20 to move along the first movable groove 16, when the first rack 17 moves, the first rack 17 drives the two gears 19 to rotate, the two gears 19 respectively drive the two second racks 18 to move, the first rack 17 and the two second racks 18 are separated from or close to each other, the first rack 17 and the two second racks 18 respectively drive the two clamping plates 5 to be separated from each other, when the two clamping plates 5 are separated from each other, the two clamping plates 5 fix the shell 3 on the pipeline, ensuring that a user can quickly fix the shell 3 on the peripheral side of a pipeline, then rotating the third threaded rod 25 by hand by the user, allowing the fifth sliding block 24 to move along the fifth sliding groove 23 under the action of the threads of the third threaded rod 25, allowing two ends of the fifth sliding block 24 to drive the fourth sliding block 22 to move along the peripheral side of the first sliding rod 21 towards the shell 3, tightly pressing the fourth sliding block 22 on the shell 3 when the fourth sliding block 22 moves to an immovable position, fixing the first sliding rod 21 on the shell 3 to be immovable, ensuring that the first sliding rod 21 cannot be rotated by the influence of the outside, then inserting one ends of the two grating sensors 2 into the pipeline leakage detection device 1, then allowing the other ends of the two grating sensors 2 to pass through a plurality of third sliding grooves 9 positioned above by hand by the user, and then passing through a plurality of third sliding grooves 9 positioned below, and insert in pipeline leak detection device 1, then the user rotates two second bull stick 32 by hand, let second bull stick 32 drive one of them synchronizing wheel 30 rotate in second movable groove 29, make one of them synchronizing wheel 30 drive 31 through the synchronization and drive another synchronizing wheel 30 and rotate, when two synchronizing wheel 30 rotate, two second bevel gears 28 are driven respectively to two one end of synchronizing wheel 30 and are rotated in two gear grooves 26, make two second bevel gears 28 drive two first bevel gears 27 respectively and rotate in two gear grooves 26, when two first bevel gears 27 rotate, two first bevel gears 27 can drive two connecting rods 15 respectively and rotate in two spread grooves 14, when two connecting rods 15 rotate, two connecting rods 15's both ends can drive a plurality of first threaded rods 13 respectively, when a plurality of first threaded rods 13 rotate, a plurality of third sliders 12 receive the effect of first threaded rods 13 screw thread respectively, move along a plurality of fourth spout 11 respectively, make corresponding two third sliders 12 be close to each other or keep away from each other, a plurality of grating sensor 10 can be fixed in two second slider grooves 9 when a plurality of grating sensor 10 are moved along two side, a plurality of grating sensor 10 are fixed in two slider grooves 2 respectively.
The embodiments of the present application have been described above with reference to the accompanying drawings, in which the embodiments of the present application and features of the embodiments may be combined with each other without conflict, the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, of the present application, and many forms may be made by those of ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are protected by the present application.