CN114513599B

CN114513599B - Detection device and method for electrical engineering

Info

Publication number: CN114513599B
Application number: CN202210381445.3A
Authority: CN
Inventors: 万屹
Original assignee: Hubei University of Technology
Current assignee: Hubei University of Technology
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-06-17
Anticipated expiration: 2042-04-13
Also published as: CN114513599A

Abstract

The invention relates to a detection device and a detection method for electrical engineering. The detection device for the electrical engineering comprises a pre-inserted pipe fitting inserted into a wire pipe, wherein the pre-inserted pipe fitting comprises two groups of stabilizing heads, an isolating pipe fitting is arranged between the two groups of stabilizing heads, gaps are formed in the surfaces of the stabilizing heads and the isolating pipe fitting, the pre-inserted pipe fitting is of an unclosed cylinder structure as a whole, and the upper end and the lower end of the pre-inserted pipe fitting are open; the surfaces of the two groups of stabilizing heads are provided with connecting structures, and the pre-insertion pipe is fixedly connected with the inner wall of the line pipe through the connecting structures; a detection clamping tube capable of moving up and down is inserted into the pre-insertion tube, a gap is also formed in the surface of the detection clamping tube, a sliding groove piece is formed in the inner wall surface of the detection clamping tube, and an image acquisition device is connected in the sliding groove piece in a sliding mode; this detection device for electrical engineering, simple structure, convenient operation uses in a flexible way, can detect the use alone, also can reserve and detect the use in inserting the pipe fitting in advance.

Description

Detection device and method for electrical engineering

Technical Field

The invention belongs to the technical field of electrical engineering, and particularly relates to a detection device and method for electrical engineering.

Background

The electrical engineering has a wide coverage range, is closely related to daily life of people, and usually needs a large number of power lines and the like, and a tube is wrapped around the lines for protection.

Pipelines in some existing old districts or office buildings are complicated to overlap, and particularly in some underground garages or places with lower underground layer heights, various pipelines are densely arranged, so that the daily maintenance is very troublesome; for some special location pipelines, particularly live lines at locations that intersect or coincide with heating or air conditioning ducts are often more prone to failure.

Among the prior art, the mode that sets up multisensor in the pipeline exists, comes to carry out the self-identification of trouble and patrol and examine to the circuit part, but the cost is higher, can't change relevant pipeline in a lot of old districts, consequently, this application is active to deal with the spool transformation maintenance of old district, under above-mentioned background, provides a low-cost detection thinking.

Disclosure of Invention

The present invention is directed to provide a detection apparatus and method for electrical engineering with simple structure and reasonable design to solve the above problems.

The invention realizes the purpose through the following technical scheme:

the detection device for the electrical engineering comprises a pre-inserted pipe fitting inserted into a wire pipe, wherein the pre-inserted pipe fitting comprises two groups of stabilizing heads, an isolating pipe fitting is arranged between the two groups of stabilizing heads, gaps are formed in the surfaces of the stabilizing heads and the isolating pipe fitting, the pre-inserted pipe fitting is of an unclosed cylinder structure as a whole, and the upper end and the lower end of the pre-inserted pipe fitting are open; the surfaces of the two groups of stabilizing heads are provided with connecting structures, and the pre-inserting pipe is fixedly connected with the inner wall of the line pipe through the connecting structures; the utility model discloses a portable intelligent detector, including intubate spare, detection card pipe that can reciprocate is inserted in advance in the pipe, the breach has also been seted up on the surface of detection card pipe, the spout spare has been seted up on the inner wall surface of detection card pipe, sliding connection has image acquisition device in the spout spare, but the central axis rotation of image acquisition device bobbin exceeds 180, and this image acquisition device is reciprocating type slip.

As a further optimization scheme of the invention, the connecting structure comprises an inflation inlet arranged on the surface of one group of the stabilizing heads, an inflation air pipe fixed on the surface of the stabilizing heads in a surrounding manner, and adhesion glue arranged on the surface of the inflation air pipe, wherein the stabilizing heads are connected with the inner wall of the line pipe through the adhesion glue, and the notches of the stabilizing heads are clamped with the mounting rods.

As a further optimization scheme of the invention, an air pump assembly is fixedly connected inside the stabilizing head, an output end of the air pump assembly is connected with a telescopic air pipe, the telescopic air pipe is arranged in the chute piece and is in an arc shape corresponding to the chute piece after being expanded, a moving end of the telescopic air pipe is fixedly connected with the image acquisition device, and the air pump assembly drives the telescopic air pipe to expand and contract so as to drive the image acquisition device to slide along the chute piece in a reciprocating manner.

As a further optimized scheme of the invention, a flat wall plate is fixedly connected to the inner wall surface of the isolation pipe fitting, the detection clamp pipe comprises a first clamp pipe and at least one second clamp pipe, a folding bag member is arranged between the first clamp pipe and the second clamp pipe, a limiting rod member is arranged inside the folding bag member, stabilizing members are arranged on the surfaces of the first clamp pipe and the second clamp pipe, and at least one stabilizing member in the two groups of stabilizing members is matched and fixed with the flat wall plate.

As a further optimization scheme of the invention, a first stable sucker is fixedly connected to the surface of the first clamping tube, a second stable sucker is fixedly connected to the surface of the second clamping tube, the air pump assembly and the image acquisition device are simultaneously arranged in the first clamping tube or the second clamping tube, the output end of the air pump assembly is connected with a five-way valve, a valve port of the five-way valve is communicated with the first stable sucker, a second valve port of the five-way valve is communicated with the second stable sucker, a third valve port of the five-way valve is communicated with the telescopic air tube, a fourth valve port of the five-way valve is communicated with the folding bag, and a control end of the air pump assembly is connected with a control end of the electric control assembly.

As a further optimized scheme of the invention, the first and second stabilizing suckers each comprise a fixed outer tube fixed with the first or second clamping tube, a movable sucker member is fixedly connected in the fixed outer tube, a lumen inner tube is fixedly connected to the outer surface of the fixed outer tube, a lumen outer shell is sleeved on the outer surface of the lumen inner tube, the air pump assembly inflates or evacuates air into the lumen outer shell to push the lumen outer shell to move along the surface of the lumen inner tube, the lumen outer shell is connected with the sucker member, and the sucker member moves towards or away from the flat wall plate.

As a further optimization scheme of the invention, the fixed outer tube comprises an outer tube shell, the outer tube shell is provided with a bottom plate, the surface of the bottom plate is fixedly connected with a rod abutting member, the outer surface of the lumen tube shell is fixedly connected with a first limiting member and a fixed outer plate, the outer wall of the lumen tube shell is also hermetically connected with a movable outer plate, the movable outer plate can slide along the lumen tube shell, the movable outer plate is in sealed contact with the inner wall of the outer tube shell, an elastic tube is arranged between the movable outer plate and the fixed outer plate, and the surface of the fixed outer plate is provided with a vent hole.

As a further optimized scheme of the invention, the suction cup piece comprises a suction cup main body, an outer coil tube body connected with a small opening of the suction cup main body, a third limiting piece and a fourth limiting piece which are arranged in the outer coil tube body, a sealing plate is arranged between the third limiting piece and the fourth limiting piece, a second spring piece is arranged between the sealing plate and a lumen tube shell, a piston plate is connected in the lumen tube shell in a sliding mode, a stay rope piece is arranged between the surface of the piston plate and the sealing plate, a second limiting piece is fixedly connected to the inner wall of the lumen tube shell, and the second limiting piece limits the movement of the piston plate.

A detection method for electrical engineering comprises the following steps,

inserting the two groups of stabilizing heads of the pre-inserted pipe fitting and the isolating pipe fitting into the wire pipe, and fixedly connecting the two groups of stabilizing heads with the inner wall of the wire pipe;

inserting the detection clamping tube into the pre-insertion tube, starting an image acquisition device in the detection clamping tube, enabling the detection clamping tube to move upwards or downwards, and acquiring the state of a line body in the pre-insertion tube;

the image acquisition device can rotate around the winding body in a reciprocating way, and the rotation angle is larger than 180 degrees and smaller than 360 degrees.

As a further optimization scheme of the invention, after the position of the stabilizing head is fixed, the adhesion glue is coated on the surface of the expansion air pipe, the elastic mounting rod is inserted into the gap of the stabilizing head, after the mounting rod is stably mounted, the expansion air pipe is expanded through the inflation inlet to be in close contact with the pipe wall of the line pipe, and after the glue is dried, the fixation is carried out.

The invention has the beneficial effects that: the isolation of the wire body in the wire pipe from other external pipe bodies can be enhanced through the pre-inserting pipe, and the stain on the inner wall of the wire pipe is isolated through the pre-inserting pipe, so that the subsequent detection of the state of the wire body is conveniently detected by inserting the clamping pipe into the pre-inserting pipe and moving up and down; an image acquisition device which moves in a reciprocating and circulating way is arranged in the detection clamp pipe, so that the image characteristics of the line body in the line pipe are sequentially acquired, and the state of the line body is judged according to the image characteristics; the whole device and the method have the advantages of simple structure, convenient operation and flexible use, can be used for independent detection and can also be reserved in a pre-inserted pipe fitting for detection.

Drawings

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

FIG. 2 is a schematic structural view of the stabilization head of the present invention;

FIG. 3 is a schematic top view of the probe card of the present invention;

FIG. 4 is a schematic side view of the cartridge of the present invention;

FIG. 5 is a schematic top view of the image capturing device of the present invention;

FIG. 6 is a schematic top view of the detecting tube in embodiment 2 of the present invention;

FIG. 7 is a schematic side view of the detection tube in embodiment 2 of the present invention;

FIG. 8 is a schematic view of the internal structure of a detection cartridge in embodiment 2 of the present invention;

fig. 9 is a schematic view of the construction of the stabilizing member of the present invention;

figure 10 is a schematic view of the construction of the fixed outer tube part of the stabilizing member of the present invention;

FIG. 11 is a schematic diagram of the structure of a lumen housing portion of the stabilizing member of the present invention;

FIG. 12 is a schematic view of the construction of the fixed outer plate portion of the stabilizing member of the present invention;

figure 13 is a schematic view of the construction of the suction cup part of the stabilizing member of the present invention;

figure 14 is a schematic view of the arrangement of the steady member of figure 9 of the present invention after actuation.

In the figure: 1. a stabilizing head; 11. an inflation inlet; 12. inflating the air tube; 13. a flat wall panel; 2. isolating the pipe fitting; 3. detecting a pipe clamp; 31. a first clamp tube; 32. a second clamp tube; 33. folding the bladder member; 34. a chute member; 35. a restraining bar; 36. an illumination lamp body; 4. a stabilizing member; 41. a first stable sucker; 42. a second stable sucker; 43. fixing the outer tube; 431. an outer tube housing; 432. a floor member; 433. a rod propping member; 441. a lumen housing; 442. a first defining member; 443. a lumen tube; 444. a first spring member; 445. a piston plate; 446. a second defining member; 45. fixing the outer plate; 451. a vent hole; 452. an elastic tube; 453. moving the outer plate; 46. a chuck member; 461. a suction cup main body; 462. an outer coiled tubing body; 463. a third limiting member; 464. a closing plate; 465. a pull cord piece; 466. a second spring member; 467. a fourth limiting member; 5. an image acquisition device; 51. a telescopic air pipe; 52. a ball rotating member; 61. an electronic control assembly; 62. an air pump assembly; 63. a five-way valve element; 7. a telescopic rod member; 8. and (5) installing a rod.

Detailed Description

The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.

Example 1

As shown in fig. 1 to 5, the detection device for electrical engineering includes a pre-inserted pipe inserted into a wire tube, the pre-inserted pipe includes two groups of stabilizing heads 1, an isolating pipe 2 is disposed between the two groups of stabilizing heads 1, gaps are disposed on the surfaces of the stabilizing heads 1 and the isolating pipe 2, the pre-inserted pipe is of an open cylinder structure, and the upper end and the lower end of the pre-inserted pipe are open; the surfaces of the two groups of stabilizing heads 1 are provided with connecting structures, and the pre-insertion pipe is fixedly connected with the inner wall of the line pipe through the connecting structures; the detection card pipe 3 that can reciprocate is inserted in the intubate piece in advance, and the breach has been seted up on the surface of detection card pipe 3 equally, and the wall surface of detection card pipe 3 has seted up chute spare 34, and sliding connection has image acquisition device 5 in chute spare 34, and image acquisition device 5 can rotate more than 180 around the central axis of bobbin, and this image acquisition device 5 is reciprocating type slip.

In this embodiment, the line in the line pipe can be inserted into the pre-insertion pipe from the notch, then the pre-insertion pipe is inserted into the line pipe, the stabilization head 1 can be fixed with the line pipe by screws or the like, the stabilization head 1 can also be fixed by glue adhesion in this embodiment, the stabilization head 1 can cover stains on the inner wall of old and old line pipes by matching with the isolation pipe 2 (generally, before the device is used, a line pipe can be cleaned by blowing or the like), in actual use, the detection clamping pipe 3 can be connected with the telescopic rod 7, the telescopic rod 7 can be optimally in the form of an electric telescopic rod, the detection clamping pipe 3 can move up and down in the clean pre-insertion pipe by the telescopic rod 7, and the image condition of the line can be acquired by the image acquisition device 5 in the detection clamping pipe 3, the image acquisition device 5 can be selected from a micro camera for use, the image acquisition device 5 can be connected with any driving mechanism, the image acquisition device 5 is driven to move along the sliding groove piece 34, the driving mechanism can be a wheel body trolley consisting of a driving motor, other linear driving mechanisms can also be selected, the central axis of the bobbin of the image acquisition device 5 can rotate for more than 180 degrees (less than 360 degrees), and a complete circle of images of the circuit can be acquired through the image acquisition device 5 only under the condition that the central axis of the bobbin is larger than the angle.

In this embodiment, if the stabilizing head 1 adopts the glue adhesion form, the connecting structure includes an inflation inlet 11 provided on the surface of one of the stabilizing heads 1, an inflation tube 12 fixed on the surface of the stabilizing head 1 in a surrounding manner, and adhesion glue provided on the surface of the inflation tube 12, the stabilizing head 1 is connected with the inner wall of the spool through the adhesion glue, and the mounting rod 8 is clamped at the gap of the stabilizing head 1.

In the in-service use, will stabilize first 1 and insert in the inside back of spool, block its breach through elastic installation pole 8, rethread inflation mouth 11 lets in gas to inflation trachea 12, makes this inflation trachea 12 inflation to with the surperficial in close contact with of spool, be convenient for cooperate glue will stabilize first 1 and the fixed adhesion of spool inner wall, it is concrete, a set of pneumatic valve can be connected to inflation mouth 11, cooperate the inflation and deflation to use.

Further, reduce volume and the weight that detects card pipe 3, the drive mechanism that drives image acquisition device 5 and remove selects the air pump subassembly, specifically as follows setting: stabilize head 1's inside fixedly connected with air pump assembly 62, air pump assembly 62's output is connected with flexible trachea 51, and flexible trachea 51 sets up in spout piece 34, and is the arc corresponding with spout piece 34 after this flexible trachea 51 inflation, and the removal end and the image acquisition device 5 fixed connection of flexible trachea 51, the flexible trachea 51 inflation of air pump assembly 62 drive, shrink to drive the reciprocating type slip along spout piece 34 of image acquisition device 5.

It should be noted that the telescopic air tube 51 expands to form an arc shape, and corresponds to the arc-shaped chute member 34, when the telescopic air tube 51 expands, the image capturing device 5 is driven to move towards one end of the chute member 34, and when the telescopic air tube 51 contracts, the image capturing device 5 is driven to reset, the back of the image capturing device 5 is movably connected with the ball rotating member 52, and the ball rotating member 52 can reduce the friction force between the back of the image capturing device 5 and the wall of the chute member 34.

It should also be noted that, the insulating pipe 2 can be made of a heat insulating material, and is close to the warm air pipe or the air conditioning pipe outside the line pipe, so that the influence of the temperature of the external pipeline on the line inside the line pipe can be effectively reduced, the service life of the line is prolonged, and the line can be conveniently detected in a follow-up manner by inserting the detection clamping pipe 3 again.

Example 2

As shown in fig. 6 to 14, on the basis of the above embodiment 1, in order to reduce the attendance of the master worker, the master worker can obtain the maintenance information quickly, and the following improvements are made:

the inner wall surface of the isolation pipe fitting 2 is fixedly connected with a flat wall plate 13, the detection clamping pipe 3 comprises a first clamping pipe 31 and at least one second clamping pipe 32, a folding bag member 33 is arranged between the first clamping pipe 31 and the second clamping pipe 32, a limiting rod member 35 is arranged inside the folding bag member 33, stabilizing members 4 are arranged on the surfaces of the first clamping pipe 31 and the second clamping pipe 32, and at least one group of stabilizing members 4 in the two groups of stabilizing members 4 is matched and fixed with the flat wall plate 13.

It should be noted that the detection card tube 3 in this embodiment includes a first card tube 31, a second card tube 32 and a folding bag member 33, which is a further form of the detection card tube 3 in embodiment 1, and this form can be used in combination with the content in embodiment 1, that is, the first card tube 31 in the detection card tube 3 in this embodiment can be connected to the telescopic rod member 7, the telescopic rod member 7 is used to drive the detection card tube 3 to move up and down in the pre-insertion tube member, and the telescopic rod member 7 can be removed, so that the detection card tube 3 in this embodiment is left in the pre-insertion tube member and is allowed to move up and down automatically based on the pre-insertion tube member.

The steady 4 can be selected from any type of steady component, such as an electromagnet component, which is magnetically connected to the flat wall plate 13 with magnetism by energizing, and initially, the upper steady 4 can be magnetically connected to the flat wall plate 13, the lower steady 4 can slide down along the flat wall plate 13 to the limit length position of the folded capsule 33, and then the lower steady 4 can be energized to obtain magnetism, so as to fixedly connect it to the flat wall plate 13, and the upper steady 4 is de-energized, and the fixation of the upper steady 4 is released, so that the upper steady 4 and the first snap tube 31 can fall down to the limit short position of the folded capsule 33, and at this time, the upper steady 4 is energized to fix it to the surface of the flat wall plate 13, and this is repeated, so as to complete the downward movement of the detection snap tube 3, in the above solution, optimally, both the first snap tube 31 and the second snap tube 32 can be slidably connected to the flat wall plate 13 (the manner of sliding connection is not limited, and, during the upward movement of the detection tube 3, the folded bladder 33 may be inflated by the air pump assembly 62 to move upward, completing the upward movement of the entire detection tube 3);

however, in this embodiment, the following method is adopted to reduce the assembly volume, reduce the power consumption of the whole system, and improve the stability of the whole system:

the surface of the first clamping pipe 31 is fixedly connected with a first stable sucker 41, the surface of the second clamping pipe 32 is fixedly connected with a second stable sucker 42, the air pump assembly 62 and the image acquisition device 5 are arranged in the first clamping pipe 31 or the second clamping pipe 32 at the same time, the output end of the air pump assembly 62 is connected with a five-way valve 63, a valve port of the five-way valve 63 is communicated with the first stable sucker 41, a valve port of the five-way valve 63 is communicated with the second stable sucker 42, a valve port of the five-way valve is communicated with the telescopic air pipe 51, a valve port of the four-way valve is communicated with the folding bag 33 (the five valve port is connected with the air pump assembly 62), and the control end of the air pump assembly 62 is connected with the control end of the electric control assembly 61.

In practical use, the connection between the valve port of the five-way valve 63 and the air pump assembly 62 is controlled by the electronic control assembly 61, initially, the air pump assembly 62 sucks air into the first stable suction cup 41 disposed above to make it be connected with the flat wall 13 in an adsorption manner, the air pump assembly 62 inflates the folded bag 33 to make it expand, and drives the second stable suction cup 42 disposed below to move down to the limit position of the folded bag 33, the air pump assembly 62 sucks air into the second stable suction cup 42 disposed below to make it be connected with the flat wall 13 in an adsorption manner, the air pump assembly 62 inflates air into the first stable suction cup 41 disposed above to release the fixation above, at this time, the air pump assembly 62 sucks air into the folded bag 33 to make it contract and move down, after moving down to the limit distance, the first stable suction cup 41 is fixed with the flat wall 13 by suction, and the above processes are repeated, this is repeated to complete the movement of the detection clamp tube 3, and the movement of the image acquisition device 5 can be completed by inflating and deflating the telescopic air tube 51 during the movement.

Further, the first and second fixing

suction cups

41 and 42 each include a fixed outer tube 43 fixed to the first or

second clamping tube

31 or 32, a movable suction cup member 46 fixedly connected to the fixed outer tube 43, a lumen inner tube 443 fixedly connected to an outer surface of the fixed outer tube 43, a lumen outer shell 441 sleeved on an outer surface of the lumen inner tube 443, the air pump assembly 62 inflates or evacuates air into the lumen outer shell 441 to push the lumen outer shell 441 to move along a surface of the lumen inner tube 443, the lumen outer shell 441 is connected to the suction cup member 46, and the suction cup member 46 moves toward or away from the flat wall plate 13.

Further, the fixed outer tube 43 includes an outer tube shell 431, the outer tube shell 431 is provided with a bottom plate 432, the surface of the bottom plate 432 is fixedly connected with a supporting rod member 433, the outer surface of the lumen tube shell 441 is fixedly connected with a first limiting member 442 and the fixed outer plate 45, the outer wall of the lumen tube shell 441 is also hermetically connected with a movable outer plate 453, the movable outer plate 453 can slide along the lumen tube shell 441, the movable outer plate 453 is in sealing contact with the inner wall of the outer tube shell 431, an elastic tube 452 is arranged between the movable outer plate 453 and the fixed outer plate 45, and the surface of the fixed outer plate 45 is provided with an air vent 451.

Further, the suction cup element 46 includes a suction cup body 461, an outer disc body 462 connected with the suction cup body 461 through a small opening, a third limiting element 463 and a fourth limiting element 467 arranged in the outer disc body 462, a closing plate 464 arranged between the third limiting element 463 and the fourth limiting element 467, a second spring element 466 arranged between the closing plate 464 and the lumen shell 441, a piston plate 445 connected with the interior of the lumen shell 441 in a sliding manner, a stay wire element 465 arranged between the surface of the piston plate 445 and the closing plate 464, a second limiting element 446 fixedly connected with the inner wall of the lumen shell 441, and a second limiting element 446 limiting the movement of the piston plate 445.

It should be noted that, when the air pump assembly 62 blows the air flow into the lumen tube housing 441, the lumen tube housing 441 drives the fixed outer plate 45 and the suction disc 46 to move together towards the flat wall plate 13, the suction disc main body 461 of the suction disc 46 contacts with the flat wall plate 13, the air pump assembly 62 continuously blows air into the lumen tube housing 441, the lumen tube housing 441 continuously moves along the lumen tube 443, the rod-resisting member 433 contacts with the movable outer plate 453 to push the movable outer plate 453 away from the fixed outer plate 45, the elastic tube 452 is stretched, the first limiting member 442 limits the moving position of the movable outer plate 453, at this time, the space formed by the movable outer plate 453 and the closing plate 464 in the suction disc 46 is increased, the air pressure is decreased, after the air pressure is decreased to a certain extent, the air in the space formed by the suction disc main body 461 and the flat wall plate 13 pushes the closing plate 464 away, enters the space formed by the movable outer plate 453 and the closing plate 464, after the air pressure is balanced, due to the arrangement of the second spring member 466, the sucker main body 461 is tightly contacted with the flat wall plate 13, and the fixing effect is very stable; when the air pump assembly 62 sucks air, the adsorption piston plate 445 moves to drive the pull rope 465 to move, so as to pull the closing plate 464 to open, at the moment, the air pressures of the two spaces are balanced, the suction disc 46 is released from being fixed, the first spring piece 444 is arranged inside the cavity tube shell 441, the sealing performance of the piston plate 445 is enhanced through the first spring piece 444, meanwhile, the second limiting piece 446 is also arranged inside the cavity tube shell 441, and the second limiting piece 446 limits the moving distance of the piston plate 445.

In this embodiment, it should be noted that, in practical use, when the closing plate 464 is required to cooperate with the second spring member 466, two sides of the closing plate 464 can be isolated; the outer tube housing 431 closes its inner space by a bottom plate member 432; furthermore, a vertical groove may be formed in the surface of the flat wall 13, corresponding clamping rod members may be disposed on the surfaces of the first clamping tube 31 and the second clamping tube 32, and the clamping rod members may be inserted into the vertical groove to limit the sliding of the first clamping tube 31 and the second clamping tube 32.

In the two embodiments, it should be noted that, where the diameter of the conduit used in embodiment 1 is smaller, the diameter can be determined by the size of the detection tube 3 itself and the size of the air pump assembly 62 inside the detection tube, the air pump assembly 62 is a miniature air pump, the diameter of the conduit used in embodiment 2 is larger than that of embodiment 1, and in the actual experiment, both embodiments of the device succeed in the conduit with a diameter of 20 cm.

Further, in order to adapt to dark conditions, an illumination lamp 36 may be added on the surface of the detection tube 3 to provide brightness.

Further, in embodiment 1, the image capturing device 5 may be configured with a data line to transmit image data, in embodiment 2, a memory card or a remote communication module (such as a bluetooth module) may be provided to transmit image data, and in specific use, various ways are not limited, the above embodiment only shows a use example, and other parts of the prior art may be used in combination, so as to enrich the practicability of the device.

Example 3

A detection method for electrical engineering comprises the following steps,

inserting two groups of stabilizing heads 1 of a pre-inserted pipe fitting and an isolating pipe fitting 2 into a wire pipe, and fixedly connecting the two groups of stabilizing heads 1 with the inner wall of the wire pipe;

inserting the detection clamping tube 3 into the pre-insertion tube, starting an image acquisition device 5 in the detection clamping tube 3, enabling the detection clamping tube 3 to move up or down, and acquiring the state of a line body in the pre-insertion tube;

the image acquisition device 5 can rotate around the bobbin in a reciprocating way, and the rotation angle is larger than 180 degrees and smaller than 360 degrees.

After the position of the stabilizing head 1 is fixed, the adhesion glue is smeared on the surface of the expansion air pipe 12, the elastic mounting rod 8 is inserted into the gap of the stabilizing head 1, after the mounting rod 8 is mounted and stabilized, the expansion air pipe 12 is expanded through the inflation inlet 11 to be in close contact with the pipe wall of the spool, and after the glue is dried in the air, the glue is fixed.

It should be noted that, when the detection device for electrical engineering is used, the isolation of the wire body in the wire pipe from other external pipe bodies can be enhanced through the pre-inserting pipe, and the dirt on the inner wall of the wire pipe is isolated through the pre-inserting pipe, so that the subsequent detection clamping pipe 3 is inserted into the pre-inserting pipe and moves up and down to detect the state of the wire body; an image acquisition device 5 which moves in a reciprocating and circulating way is arranged in the detection clamping tube 3, so that the image characteristics of the line body in the line pipe are sequentially acquired, and the state of the line body is judged according to the image characteristics; the whole device and the method have the advantages of simple structure, convenient operation and flexible use, can be used for independent detection and can also be reserved in a pre-inserted pipe fitting for detection.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims

1. The detection device for the electrical engineering is characterized by comprising a pre-inserted pipe fitting inserted into a wire pipe, wherein the pre-inserted pipe fitting comprises two groups of stabilizing heads, an isolating pipe fitting is arranged between the two groups of stabilizing heads, gaps are formed in the surfaces of the stabilizing heads and the isolating pipe fitting, the pre-inserted pipe fitting is of an unclosed cylinder structure as a whole, and the upper end and the lower end of the pre-inserted pipe fitting are open; the surfaces of the two groups of stabilizing heads are provided with connecting structures, and the pre-insertion pipe is fixedly connected with the inner wall of the line pipe through the connecting structures; a detection clamping tube capable of moving up and down is inserted into the pre-insertion tube, a gap is also formed in the surface of the detection clamping tube, a sliding groove piece is formed in the inner wall surface of the detection clamping tube, an image acquisition device is connected in the sliding groove piece in a sliding mode, the image acquisition device can rotate by more than 180 degrees along the central axis of the bobbin, and the image acquisition device slides in a reciprocating mode;

keep apart the flat wallboard of inner wall fixed surface of pipe fitting, it includes first card pipe and at least one second card pipe to detect the card pipe, be provided with folding bag spare between first card pipe and the second card pipe, the inside of folding bag spare is provided with the restriction member, the surface of first card pipe and second card pipe is provided with the steadying, and is two sets of it is fixed with the cooperation of flat wallboard to have a set of steadying at least in the steadying.

2. The inspection device for electrical engineering according to claim 1, wherein: connection structure is fixed in the inflation pipe on stabilizing the head surface and setting up in the adhesion glue on inflation pipe surface including seting up in wherein a set of inflation inlet, the surrounding type that stabilizes the head surface, stabilize the head and pass through adhesion glue and spool inner wall connection, the breach department joint of stabilizing the head has the installation pole.

3. The inspection device for electrical engineering according to claim 1 or 2, characterized in that: the inside fixedly connected with air pump subassembly of stabilizer, air pump subassembly's output is connected with flexible trachea, flexible trachea sets up in the spout spare, and is the arc corresponding with the spout spare after this flexible trachea inflation, flexible tracheal removal end and image acquisition device fixed connection, the flexible trachea inflation of air pump subassembly drive, shrink to the reciprocating type slip along the spout spare of drive image acquisition device.

4. The detection device for electrical engineering according to claim 3, wherein: the surface of the first clamping pipe is fixedly connected with a first stable sucker, the surface of the second clamping pipe is fixedly connected with a second stable sucker, the air pump assembly and the image acquisition device are arranged in the first clamping pipe or the second clamping pipe at the same time, the output end of the air pump assembly is connected with a five-way valve, a valve port of the five-way valve is communicated with the first stable sucker, a second valve port is communicated with the second stable sucker, a third valve port is communicated with the telescopic air pipe, a fourth valve port is communicated with the folding bag piece, and the control end of the air pump assembly is connected with the control end of the electric control assembly.

5. The inspection device for electrical engineering according to claim 4, wherein: the first and second stabilizing suckers respectively comprise a fixed outer tube fixed with the first clamping tube or the second clamping tube, a movable sucker piece is fixedly connected in the fixed outer tube, a lumen tube inner tube is fixedly connected to the outer surface of the fixed outer tube, a lumen tube shell is sleeved on the outer surface of the lumen tube inner tube, the air pump assembly inflates or evacuates air into the lumen tube shell, the lumen tube shell is pushed to move along the surface of the lumen tube inner tube, the lumen tube shell is connected with the sucker piece, and the sucker piece moves close to or away from the flat wall plate.

6. The inspection device for electrical engineering according to claim 5, wherein: the fixed outer tube comprises an outer tube shell, the outer tube shell is provided with a bottom plate, the surface of the bottom plate is fixedly connected with a rod supporting member, the outer surface of the cavity tube shell is fixedly connected with a first limiting member and a fixed outer plate, the outer wall of the cavity tube shell is further connected with a movable outer plate in a sealing mode, the movable outer plate can slide along the cavity tube shell, the movable outer plate is in sealing contact with the inner wall of the outer tube shell, an elastic tube is arranged between the movable outer plate and the fixed outer plate, and air holes are formed in the surface of the fixed outer plate.

7. The inspection device for electrical engineering according to claim 6, wherein: the suction cup piece comprises a suction cup main body, an outer coil pipe body connected with a small opening of the suction cup main body, a third limiting piece and a fourth limiting piece which are arranged in the outer coil pipe body, a sealing plate is arranged between the third limiting piece and the fourth limiting piece, a second spring piece is arranged between the sealing plate and a lumen tube shell, a piston plate is connected in the lumen tube shell in a sliding mode, a pull rope piece is arranged between the surface of the piston plate and the sealing plate, a second limiting piece is fixedly connected to the inner wall of the lumen tube shell, and the second limiting piece limits the movement of the piston plate.

8. A testing method for electrical engineering, characterized in that it comprises the use of a testing device according to claim 1, implementing the following steps,

inserting two groups of stabilizing heads of a pre-inserted pipe fitting and an isolating pipe fitting into the wire pipe, and fixedly connecting the two groups of stabilizing heads with the inner wall of the wire pipe;

9. The inspection method for electrical engineering according to claim 8, characterized in that: after the position of the stabilizing head is fixed, the adhesion glue is smeared on the surface of the expansion air pipe, the elastic mounting rod is inserted into the notch of the stabilizing head, after the mounting rod is stably mounted, the expansion air pipe is expanded through the inflation inlet to be in close contact with the pipe wall of the wire pipe, and after the glue is dried in the air, the fixing is carried out.