CN112721253A

CN112721253A - Spray repair device for automatically positioning damaged position of inner wall of pipeline

Info

Publication number: CN112721253A
Application number: CN202110050800.4A
Authority: CN
Inventors: 刘明韬
Original assignee: Nanjing Youxuan Intelligent Technology Co ltd
Current assignee: Nanjing Youxuan Intelligent Technology Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-04-30

Abstract

The invention discloses a spray repair device for automatically positioning a damaged position on the inner wall of a pipeline, which comprises a power box body, wherein a connecting cavity with a leftward opening is arranged on the left end surface of the power box body, and a connecting sleeve is fixedly arranged on the inner wall on the right side of the connecting cavity.

Description

Spray repair device for automatically positioning damaged position of inner wall of pipeline

Technical Field

The invention relates to the field of damage positioning, in particular to a spray repair device for automatically positioning a damaged position on the inner wall of a pipeline.

Background

The damaged position of work piece is fixed a position promptly to the damaged location of damage, when facing some special work scenes, the artifical work piece damage position that can't accurately observe through self to need to utilize some special machines to fix a position the restoration to the work piece damage position.

In the damage repair operation of tradition to pipeline inner wall, because pipeline inner wall can't be observed, so when pipeline inner wall takes place the damage, hardly audio-visually fixes a position the damaged position to it is difficult to carry out the repair work of damaged position, has caused staff's construction inconvenience. The present invention addresses the above-mentioned problems.

Disclosure of Invention

The technical problem is as follows: the damaged position is difficult to direct-viewing fixes a position among the damaged repair operation of tradition to pipeline inner wall to it is difficult to carry out the repair work of damaged position, has caused staff's construction inconvenience.

In order to solve the problems, the embodiment designs a spray repair device for automatically positioning a damaged position on the inner wall of a pipeline, which comprises a power box body, wherein a connecting cavity with a leftward opening is arranged on the left end surface of the power box body, a connecting sleeve is fixedly arranged on the inner wall on the right side of the connecting cavity, a connecting plate is fixedly arranged on the left end surface of the connecting sleeve, two eudipleural transmission boxes are respectively and fixedly arranged on the left end surface of the connecting plate and the right end surface of the power box body, transmission cavities are arranged in the transmission boxes, a feeding device is arranged in the transmission cavities, the feeding device comprises a main shaft which is rotatably arranged between the two transmission cavities and is far away from the inner wall on the side of the connecting plate, a power cavity which is positioned on the right side of the connecting cavity is arranged in the power box body, and a linkage cavity which is communicated with the inner wall on the left, a through hole is arranged between the inner wall of the left side of the linkage cavity and the left end face of the connecting plate in a through way, the main shaft penetrates through the through hole, a linkage device is arranged in the power cavity, the linkage device comprises two first rotating shafts which are vertically symmetrical and are rotatably arranged on the inner wall of the left side of the linkage cavity, an incomplete gear positioned on the right side of the first straight gear is fixedly arranged on the first rotating shaft, the right end of the first rotating shaft extends rightwards and is rotatably connected with the inner wall of the right side of the power cavity, a second straight gear is fixedly arranged on the first rotating shaft, a positioning device is arranged on the left side of the power box body and comprises a rotating sleeve rotatably arranged on the connecting sleeve, a fixing pin is fixedly arranged on the upper end face of the rotating sleeve, a limiting block is fixedly arranged on the upper end face of the fixing pin, and, the detection case is internally provided with a sliding cavity, the inner wall of the lower side of the sliding cavity and the detection case are provided with a stroke groove in a penetrating manner between the lower end faces, the limiting block is arranged in the sliding cavity in a leftward-rightward sliding manner, the stroke groove is arranged in the fixing pin in a leftward-rightward sliding manner, the right end face of the limiting block and a first spring are fixedly arranged between the inner walls of the right side of the sliding cavity, the right side of the detection case is provided with a feedback device, the feedback device comprises a fixing plate fixedly arranged on the right end face of the detection case, a bearing plate is fixedly arranged on the upper end face of the fixing plate, a sliding rod is arranged in the bearing plate in a leftward-rightward sliding manner, a first slope block is fixedly arranged on the left end face of the sliding rod, a touch plate is fixedly arranged on the right end face of the sliding rod.

Wherein, feeding device still sets up including rotating between the side end face around the transmission case and with the second axis of rotation that the main shaft link up, the second axis of rotation about the main shaft around the symmetry just with the skewed tooth meshing of main shaft is connected, main shaft upside inner wall with rotate between the transmission case up end be equipped with the third axis of rotation that second axis of rotation awl tooth meshing is connected, main shaft downside inner wall with it is equipped with the fourth axis of rotation to rotate between the terminal surface under the transmission case, third axis of rotation up end with terminal surface about under the fourth axis of rotation about symmetry about the main shaft, terminal surface around the second axis of rotation and third axis of rotation up end on the terminal surface under the fourth axis of rotation respectively fixed four laminating casees that are equipped with, the laminating incasement is equipped with the laminating chamber, laminating spline intracavity is connected and is equipped with the elastic plate, the elastic plate is close to main shaft side end face with the laminating chamber is close to fixed being equipped with between the main shaft side inner wall A third spring, a fifth rotating shaft is fixedly arranged on the end face of the elastic plate far away from the side of the main shaft, a connecting box is rotatably arranged on the fifth rotating shaft, a connecting cavity is arranged in the connecting box, a sixth rotating shaft connected with the bevel gear in a meshing manner is rotatably arranged between the inner walls of the upper side and the lower side of the connecting cavity on the front side and the rear side, the lower end of the sixth rotating shaft extends to a corresponding position, a first wheel is fixedly arranged on the lower side and the lower end face of the connecting box, a seventh rotating shaft is rotatably arranged on the inner walls of the left side and the right side of the connecting cavity on the upper side and the lower side, the rear end of the seventh rotating shaft extends to a corresponding position, a second wheel is fixedly arranged on the rear side and the rear end face of the connecting box, four limiting sleeves are fixedly arranged on the end face of the upper side and the lower side of the transmission box respectively, limiting holes with openings far away from the side of the transmission box are arranged, the power cavity is provided with a first straight gear, a second straight gear and a third straight gear, wherein the first straight gear is meshed with the second straight gear, the second straight gear is meshed with the third straight gear, and the third straight gear is meshed with the first straight gear.

Wherein, the aggregate unit is still including setting up in the power box and using the annular chamber of main shaft as the centre of a circle, the annular chamber is close to main shaft side inner wall with the linkage chamber is kept away from link up between the main shaft side inner wall and is equipped with first inclined plane piece, the annular chamber about the main shaft symmetry is just slided and is equipped with the slide, the slide is close to fixedly on the main shaft side end face be equipped with in the first inclined plane piece gliding connecting pin, two the connecting pin is close to fixedly be equipped with the ring gear between the main shaft side end face, be equipped with the internal tooth chamber that link up about in the ring gear, fixed being equipped with on the first axis of rotation be located the internal tooth intracavity and with the internal tooth chamber keeps away from the first pinion of main shaft side inner wall meshing, the embedding is equipped with the motor in the power chamber right side inner wall, motor left end power connection is equipped with the power shaft, be equipped with, about in the power box main shaft longitudinal symmetry is equipped with two feedback chambeies, feedback chamber right side inner wall with horizontal slip is equipped with the slip pivot between the power chamber left side inner wall, downside the slip pivot right-hand member extends to in the transmission hole and with the internal wall spline connection of transmission hole, downside fixed being equipped with in the slip pivot can with the fourth straight-tooth gear of second straight-tooth gear meshing, work as the fourth straight-tooth gear with during the second straight-tooth gear meshing, the fourth straight-tooth gear rotates and drives the second straight-tooth gear rotates, thereby the downside first straight-tooth gear rotates and drives the ring gear rotates, and the ring gear rotates and drives the first straight-tooth gear rotation of upside, and then drives the feeding and the detection of incomplete gear rotation realizing device.

Wherein, positioner is still including setting up response chamber in the detection case, it is equipped with the feedback board to slide from top to bottom in the response intracavity, the feedback board down the terminal surface with the fixed fourth spring that is equipped with between the response chamber downside inner wall, fixed being equipped with on the response chamber upside inner wall can with the pressure sensor who complains the conflict of feedback board up end, the fixed response pole that is equipped with on the feedback board up end, the response pole upper end extends to fixed being equipped with the fixed block on detection case upside and the up end, be equipped with the ascending spherical chamber of opening in the fixed block, the sphere intracavity roll is equipped with the response ball, connect chamber right side inner wall with it is equipped with the ninth axis of rotation to rotate between the linkage chamber left side inner wall, the fixed being equipped with in the ninth axis of rotation connect the intracavity and with rotate sleeve meshed fifth spur gear, the fixed being equipped with in the ninth axis of rotation be located the power intracavity and can with incomplete gear meshed sixth spur gear The wheel, work as during incomplete gear revolve will with the sixth spur gear carries out intermittent type meshing, and during the meshing incomplete gear just drives sixth spur gear rotates a week, thereby drives the response ball winds the main shaft rotates a week and detects pipeline inner wall, if the response ball senses pipeline inner wall damage, then the response ball is in the spring action of fourth spring is down to keeping away from the main shaft lateral shifting, thereby drives the feedback board is contradicted pressure sensor, trigger device responds to pipeline inner wall damaged position.

Wherein, feedback device is still including rotating the setting and being in the slip pivot and be located the driven plate of feedback intracavity, driven plate left end face with fixed being equipped with fifth spring between the inner wall of feedback chamber left side, driven plate left end face with it can mutual actuation annular electromagnet to be fixed respectively on the corresponding position of feedback chamber left side inner wall, two it is equipped with to rotate in the slip pivot and is located connect the push pedal of intracavity, be equipped with the circular chamber that link up about in the push pedal, the push pedal left end face can conflict the conflict board right-hand member face, the fixed gunning ware that is equipped with on the induction rod right-hand member face, the fixed second inclined plane piece that can conflict with first inclined plane piece that is equipped with on the induction rod right-hand member face, work as will trigger when the conflict pressure sensor of feedback board two correspond the annular electromagnet actuation, thereby drive driven plate, The pivot that slides the push pedal is moved to a left side, the push pedal is moved to a left side and is contradicted the touch panel the slide bar the first inclined plane piece is moved to a left side, first inclined plane piece is moved to a left side and will be driven the second inclined plane piece moves down, thereby the response ball moves down and leaves damaged position, along with the continuation of push pedal is moved to a left side and will be contradicted the detection case the gunning ware is moved to a left side, the gunning ware is moved to a left side and will be removed to pipeline inner wall damaged position and carry out the gunning of certain time to damaged position.

The invention has the beneficial effects that: the invention detects and positions the damage of the inner wall of the pipeline by intermittent feeding in the pipeline, the positioning mode is that the inner wall of the pipeline is detected by a detection device after a section of feeding, if the damage of the inner wall of the pipeline is detected, a spray repair device is triggered to spray repair the damaged position of the pipeline, the device temporarily stops feeding and repeatedly detects the damaged position in the process, if the damaged position is effectively repaired, the device feeds to continue to detect the damage of the inner wall of the pipeline, and if the one-time repairing effect of the damaged position is not good, the device can perform multiple times of repairing to ensure the repairing quality of the inner wall of the pipeline.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

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

FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;

FIG. 3 is an enlarged schematic view of portion "B" of FIG. 1;

FIG. 4 is an enlarged schematic view of the "C" portion of FIG. 1;

FIG. 5 is a schematic view of the structure in the direction "D-D" of FIG. 1;

fig. 6 is an enlarged schematic view of a portion "E" in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a spray repair device for automatically positioning a damaged position on the inner wall of a pipeline, which is mainly applied to the spray repair process for automatically positioning the damaged position on the inner wall of the pipeline, and the invention is further explained by combining the attached drawings of the invention:

the invention relates to a spray repair device for automatically positioning a damaged position of an inner wall of a pipeline, which comprises a power box body 11, wherein a connecting cavity 12 with a leftward opening is arranged on the left end surface of the power box body 11, a connecting sleeve 54 is fixedly arranged on the inner wall of the right side of the connecting cavity 12, a connecting plate 13 is fixedly arranged on the left end surface of the connecting sleeve 54, two bilaterally symmetrical transmission boxes 18 are respectively and fixedly arranged on the left end surface of the connecting plate 13 and the right end surface of the power box body 11, a transmission cavity 17 is arranged in each transmission box 18, a feeding device 901 is arranged in each transmission cavity 17, the feeding device 901 comprises a main shaft 19 which is rotatably arranged between the inner walls of the two transmission cavities 17 far away from the connecting plate 13, a power cavity 48 which is positioned on the right side of the connecting cavity 12 is arranged in the power box body 11, and a linkage cavity 34 which is, link cavity 34 left side inner wall with link plate 13 left end face between link is link up and is equipped with through-hole 65, main shaft 19 passes through-hole 65, be equipped with aggregate unit 902 in the power chamber 48, aggregate unit 902 includes about main shaft 19 longitudinal symmetry and rotate two first axis of rotation 41 that set up on link cavity 34 left side inner wall, the upside fixed being equipped with on the first axis of rotation 41 is located incomplete gear 36 on first straight gear 51 right side, the downside first axis of rotation 41 right-hand member extend right and with power chamber 48 right side inner wall rotates and is connected, the downside fixed second straight gear 42 that is equipped with on the first axis of rotation 41, power box 11 left side is equipped with positioner 903, positioner 903 is including rotating the setting and being in rotating sleeve 53 on connecting sleeve 54, the fixed pin 67 that is equipped with on rotating sleeve 53 up end, the detection device is characterized in that a limiting block 68 is fixedly arranged on the upper end face of the fixing pin 67, a detection box 24 is arranged on the upper side of the rotating sleeve 53, a sliding cavity 69 is arranged in the detection box 24, a stroke groove 71 is formed between the lower inner wall of the sliding cavity 69 and the lower end face of the detection box 24 in a penetrating manner, the limiting block 68 slides left and right in the sliding cavity 69, the stroke groove 71 slides left and right in the fixing pin 67, a first spring 70 is fixedly arranged between the right end face of the limiting block 68 and the right inner wall of the sliding cavity 69, a feedback device 904 is arranged on the right side of the detection box 24, the feedback device 904 comprises a fixing plate 84 fixedly arranged on the right end face of the detection box 24, a bearing plate 83 is fixedly arranged on the upper end face of the fixing plate 84, a sliding rod 80 is arranged in the bearing plate 83 in a sliding manner, a first inclined plane block 79 is fixedly arranged on the left end face of the sliding, a second spring 81 is fixedly arranged between the left end face of the abutting plate 82 and the right end face of the bearing plate 83.

According to the embodiment, the feeding device 901 will be described in detail below, the feeding device 901 further includes a second rotating shaft 20 rotatably disposed between the front and rear end surfaces of the transmission case 18 and penetrating through the spindle 19, the second rotating shaft 20 is longitudinally symmetrical with respect to the spindle 19 and is engaged with the spindle 19 with helical teeth, a third rotating shaft 55 rotatably disposed between the upper inner wall of the spindle 19 and the upper end surface of the transmission case 18 and engaged with the second rotating shaft 20 with the helical teeth, a fourth rotating shaft 16 rotatably disposed between the lower inner wall of the spindle 19 and the lower end surface of the transmission case 18, the upper end surface of the third rotating shaft 55 and the lower end surface of the fourth rotating shaft 16 are vertically symmetrical with respect to the spindle 19, four joint cases 15 are respectively fixedly disposed on the front and rear end surfaces of the second rotating shaft 20, the upper end surface of the third rotating shaft 55, and the lower end surface of the fourth rotating shaft 16, the bonding box 15 is internally provided with a bonding cavity 62, an elastic plate 60 is arranged in the bonding cavity 62 in a spline connection manner, the elastic plate 60 is close to the end face of the side of the main shaft 19 and the bonding cavity 62 is close to a third spring 61 fixedly arranged between the inner walls of the side of the main shaft 19, the elastic plate 60 is far away from the end face of the side of the main shaft 19, a fifth rotating shaft 56 is fixedly arranged on the end face of the side of the main shaft 19, a connecting box 59 is rotatably arranged on the fifth rotating shaft 56, a connecting cavity 63 is arranged in the connecting box 59, a sixth rotating shaft 58 connected with the conical teeth in a meshing manner is rotatably arranged between the inner walls of the upper side and the lower side of the connecting cavity 63 at the front side and the rear side of the connecting box 63, the lower end of the sixth rotating shaft 58 extends to a corresponding position, a first wheel 57 is fixedly arranged on the lower side and the lower end face of the connecting box 59, a seventh rotating shaft 64 is rotatably arranged on the inner walls of the left side and the right side of, four limiting sleeves 88 are respectively and fixedly arranged on the upper, lower, front and rear end faces of the transmission case 18, limiting holes 89 with openings far away from the transmission case 18 are arranged in the limiting sleeves 88, a limiting rod 40 fixedly connected with the end face of the connecting box 59 close to the side of the transmission box 18 at the corresponding position is arranged in the limiting hole 89 in a sliding way, an eighth rotating shaft 37 connected with the belt of the main shaft 19 is rotatably arranged between the left inner wall and the right inner wall of the power cavity 48, a third spur gear 35 capable of meshing with the incomplete gear 36 is fixedly arranged on the eighth rotating shaft 37, when the incomplete gear 36 rotates, the incomplete gear will be intermittently meshed with the third spur gear 35, so that when the incomplete gear 36 rotates for one circle, the third spur gear 35 will be driven to rotate for a certain angle, thereby rotating the second wheel 14 and the first wheel 57 to realize the intermittent feeding of the device.

According to the embodiment, the linkage 902 is described in detail below, the linkage 902 further includes an annular cavity 74 disposed in the power box 11 and centered on the main shaft 19, a first inclined surface block 79 is disposed between the inner wall of the annular cavity 74 close to the main shaft 19 and the inner wall of the linkage cavity 34 far from the main shaft 19, sliding plates 76 are disposed in the annular cavity 74 in a vertically symmetrical and sliding manner with respect to the main shaft 19, connecting pins 75 sliding in the first inclined surface blocks 79 are fixedly disposed on the end surface of the sliding plate 76 close to the main shaft 19, a gear ring 33 is fixedly disposed between the end surfaces of the two connecting pins 75 close to the main shaft 19, an internal gear cavity 52 passing through from left to right is disposed in the gear ring 33, a first straight gear 51 located in the internal gear cavity 52 and engaged with the inner wall of the internal gear cavity 52 far from the main shaft 19 is fixedly disposed on the first rotating shaft 41, the embedding is equipped with motor 44 in the power chamber 48 right side inner wall, motor 44 left end power connection is equipped with power shaft 46, be equipped with opening transmission hole 45 to the left in the power shaft 46, be equipped with two feedback chambers 72 about the symmetry is equipped with about main shaft 19 in the power box 11, feedback chamber 72 right side inner wall with it is equipped with slip pivot 47 to slide from side to side between the power chamber 48 left side inner wall, the downside slip pivot 47 right-hand member extend to in the transmission hole 45 and with transmission hole 45 inner wall splined connection, the downside fixedly be equipped with on the slip pivot 47 can with the fourth spur gear 43 of second spur gear 42 meshing, when fourth spur gear 43 with when second spur gear 42 meshes, fourth spur gear 43 rotates the drive second spur gear 42 rotates to the downside first spur gear 51 rotates the drive ring gear 33 rotates, the gear ring 33 rotates to drive the upper first straight gear 51 to rotate, and further drives the incomplete gear 36 to rotate, so that the feeding and the detection of the device are realized.

According to the embodiment, the following detailed description is given to the positioning device 903, the positioning device 903 further comprises a sensing cavity 21 arranged in the detection box 24, a feedback plate 23 is arranged in the sensing cavity 21 in a vertically sliding manner, a fourth spring 22 is fixedly arranged between the lower end face of the feedback plate 23 and the lower inner wall of the sensing cavity 21, a pressure sensor 25 capable of abutting against the upper end face of the feedback plate 23 is fixedly arranged on the upper inner wall of the sensing cavity 21, a sensing rod 30 is fixedly arranged on the upper end face of the feedback plate 23, the upper end of the sensing rod 30 extends to a fixed block 26 fixedly arranged on the upper end face and the upper end face of the detection box 24, a spherical cavity 28 with an upward opening is arranged in the fixed block 26, a sensing ball 27 is arranged in the spherical cavity 28 in a rolling manner, a ninth rotating shaft 38 is arranged between the right inner wall of the connection cavity 12 and the inner wall on the left side of the linkage cavity 34 in a rotating manner, and a ninth rotating shaft 38 is fixedly arranged on the connection cavity 12 Fifth spur gear 32, the fixed being equipped with in ninth axis of rotation 38 is located in power chamber 48 and can with incomplete gear 36 meshed sixth spur gear 39, work as incomplete gear 36 when rotating with sixth spur gear 39 carries out intermittent type meshing, and during the meshing incomplete gear 36 just drives sixth spur gear 39 rotates a week, thereby drives response ball 27 winds main shaft 19 rotates a week and detects the pipeline inner wall, if response ball 27 senses the pipeline inner wall damage, then response ball 27 is in the spring action of fourth spring 22 is down kept away from main shaft 19 lateral shifting, thereby drives feedback plate 23 is contradicted pressure sensor 25, and trigger device responds to pipeline inner wall damaged position.

According to the embodiment, the following detailed description is provided for the feedback device 904, the feedback device 904 further includes a driven plate 77 rotatably disposed on the sliding rotating shaft 47 and located in the feedback cavity 72, a fifth spring 78 is fixedly disposed between a left end surface of the driven plate 77 and a left inner wall of the feedback cavity 72, two ring-shaped electromagnets 73 capable of attracting each other are respectively and fixedly disposed at corresponding positions of a left end surface of the driven plate 77 and a left inner wall of the feedback cavity 72, a push plate 49 rotatably disposed in the connecting cavity 12 is disposed on the two sliding rotating shafts 47, a left-right through circular cavity 50 is disposed in the push plate 49, a left end surface of the push plate 49 can abut against a right end surface of the abutting plate 82, a gunning device 29 is fixedly disposed on a right end surface of the sensing rod 30, a second bevel block 31 capable of abutting against the first bevel block 79 is fixedly disposed on the right end surface of the sensing rod 30, work as feedback board 23 contradicts pressure sensor 25 during will trigger the corresponding side two annular electromagnet 73 actuation, thereby drive driven plate 77 slide pivot 47 push pedal 49 moves to the left, push pedal 49 moves to the left and contradicts push pedal 82 to the left the slide bar 80 first sloping piece 79 moves to the left, first sloping piece 79 moves to the left and will drive second sloping piece 31 moves down, thereby response ball 27 moves down and leaves damaged position, along with push pedal 49 continues to move to the left and will contradict detection case 24 the gunning device 29 moves to the left, gunning device 29 moves to the left and will move to pipeline inner wall damaged position and carry out the gunning of certain time to damaged position.

The use steps of the spray repair device for automatically positioning the damaged position on the inner wall of the pipeline in the present invention will be described in detail with reference to fig. 1 to 6:

initially, the third spring 61 is uncompressed, the upper end face of the feedback plate 23 just abuts against the pressure sensor 25, the fourth spring 22 is in a compressed state, the left end face of the limiting block 68 abuts against the inner wall of the left side of the sliding cavity 69, the first spring 70 is uncompressed, the second inclined surface block 31 just abuts against the first inclined surface block 79, the second spring 81 is uncompressed, the two annular electromagnets 73 on the corresponding side are not attracted, the fifth spring 78 is uncompressed, the right end face of the driven plate 77 abuts against the inner wall of the right side of the feedback cavity 72, the push plate 49 does not abut against the contact plate 82, the sliding rotating shaft 47 is in splined connection with the transmission hole 45, and the second spur gear 42 is meshed with the fourth spur gear 43;

when the device is prepared, the device is placed in a pipeline and is abutted by the inner wall of the pipeline, the second wheel 14 and the first wheel 57 move to the side close to the main shaft 19, the third spring 61 is compressed, the second wheel 14 and the first wheel 57 tightly abut against the inner wall of the pipeline under the elastic force of the third spring 61, the sensing ball 27 moves to the side close to the main shaft 19 under the abutting of the inner wall of the pipeline, the fourth spring 22 is further compressed, and the feedback plate 23 is separated from the pressure sensor 25;

when the working machine works, the motor 44 and the pressure sensor 25 are started, the power shaft 46 rotates to drive the lower sliding rotating shaft 47 and the fourth straight gear 43 to rotate, the fourth straight gear 43 drives the lower first rotating shaft 41, the second straight gear 42 and the lower first straight gear 51 to rotate, the lower first straight gear 51 rotates to drive the gear ring 33 to rotate, the gear ring 33 drives the upper first straight gear 51, the upper first rotating shaft 41 and the incomplete gear 36 to rotate, the incomplete gear 36 rotates to be meshed with the third straight gear 35 or the sixth straight gear 39, namely, the incomplete gear 36 is not meshed with the sixth straight gear 39 when meshed with the third straight gear 35, the incomplete gear 36 is not meshed with the sixth straight gear 39, the incomplete gear 36 is meshed with the third straight gear 35 to drive the third straight gear 35 and the eighth rotating shaft 37 to rotate for a certain angle, the eighth rotating shaft 37 drives the main shaft 19 to rotate, the main shaft 19 drives the second rotating shaft 20 to rotate, the second rotating shaft 20 drives the third rotating shaft 55 and the fourth rotating shaft 16 to rotate, so that the attaching box 15, the elastic plate 60 and the fifth rotating shaft 56 rotate, the fifth rotating shaft 56 rotates to drive the sixth rotating shaft 58 and the seventh rotating shaft 64 to rotate, thereby driving the second wheel 14 and the first wheel 57 to rotate to realize the feeding of the device, when the incomplete gear 36 is meshed with the sixth spur gear 39, the sixth spur gear 39 drives the sixth rotating shaft 38 and the fifth spur gear 32 to rotate for one circle, the fifth spur gear 32 drives the rotating sleeve 53, the fixing pin 67, the detection box 24, the sensing rod 30, the fixing block 26 and the sensing ball 27 to rotate for one circle, when the sensing ball 27 rotates along the inner wall of the pipeline, if the pipeline is damaged, the feedback plate 23, the sensing rod 30 and the sensing ball 27 move to the side far away from the main shaft 19 under the elastic force of the fourth spring 22, the sensing ball 27 is clamped into the damaged position to position the damaged point, the feedback plate 23 abuts against the pressure sensor 25, the pressure sensor 25 is triggered by the abutting to be attracted by the two annular electromagnets 73 at the corresponding position, the driven plate 77, the sliding rotating shaft 47 and the push plate 49 move leftwards, the fifth spring 78 is compressed, the sliding rotating shaft 47 moves leftwards and is disengaged from the transmission hole 45, the fourth straight gear 43 moves leftwards and is disengaged from the second straight gear 42, the incomplete gear 36 stops rotating along the transmission route, the fixing device stops feeding and keeps the position of the sensing ball 27 relative to the damaged point, the pushing plate 49 moves leftwards to drive the abutting plate 82, the sliding rod 80 and the first inclined block 79 to move leftwards, the second spring 81 is compressed, the first inclined block 79 moves leftwards to push the second inclined block 31, the sensing rod 30, the sensing ball 27 and the feedback plate 23 to move downwards, the sensing ball 27 moves out of the damaged point, the feedback plate 23 is disengaged from the pressure sensor 25, with the push plate 49 moving to the left, the push plate 49 will abut against the bearing plate 83, the fixing plate 84, the detection box 24, the sensing rod 30, the sensing ball 27 and the gunning device 29 moving to the left, the detection box 24 moves to the left relative to the limit block 68 to compress the first spring 70, when the gunning device 29 moves to the left to the damaged position, the two annular electromagnets 73 on the corresponding side are just attracted, the gunning device 29 is triggered to gunning the damaged point for a set period of time, after the gunning device 29 finishes gunning, the two annular electromagnets 73 on the corresponding side will be separated from attraction, the sensing ball 27 returns to the damaged point again under the elastic force of the first spring 70, if the damaged point repairing effect is not good, the device performs gunning on the damaged position for many times, after the gunning is completed, because the two annular electromagnets 73 on the corresponding side are separated from attraction, the lower side sliding rotating shaft 47 is engaged with the transmission hole 45 again, the fourth spur gear 43 is engaged with the second spur gear 42, the incomplete gear 36 continues to rotate and the device will continue to intermittently feed to detect the inner wall of the pipe.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. The utility model provides a spray repair device of pipeline inner wall automatic positioning damaged position, includes the power box, be equipped with the connection chamber left of opening on the power box left end face, its characterized in that: a connecting sleeve is fixedly arranged on the inner wall of the right side of the connecting cavity, a connecting plate is fixedly arranged on the left end face of the connecting sleeve, two transmission boxes which are bilaterally symmetrical are fixedly arranged on the left end face of the connecting plate and the right end face of the power box body respectively, a transmission cavity is arranged in each transmission box, and a feeding device is arranged in each transmission cavity;

the feeding device comprises a main shaft which is rotatably arranged between two transmission cavities far away from the inner walls of the connecting plates on the sides, a power cavity which is positioned on the right side of the connecting cavity is arranged in the power box body, a linkage cavity which is communicated with the inner wall of the right side of the power cavity and the inner wall of the left side of the power cavity is arranged in the power box body, a through hole is communicated between the inner wall of the left side of the linkage cavity and the left end face of the connecting plate, and the main shaft penetrates through;

a linkage device is arranged in the power cavity and comprises two first rotating shafts which are vertically symmetrical about the main shaft and are rotatably arranged on the inner wall of the left side of the linkage cavity, an incomplete gear positioned on the right side of the first straight gear is fixedly arranged on the first rotating shaft on the upper side, the right end of the first rotating shaft on the lower side extends rightwards and is rotatably connected with the inner wall of the right side of the power cavity, and a second straight gear is fixedly arranged on the first rotating shaft on the lower side;

the power box body is characterized in that a positioning device is arranged on the left side of the power box body, the positioning device comprises a rotating sleeve rotatably arranged on the connecting sleeve, a fixing pin is fixedly arranged on the upper end face of the rotating sleeve, a limiting block is fixedly arranged on the upper end face of the fixing pin, a detection box is arranged on the upper side of the rotating sleeve, a sliding cavity is arranged in the detection box, a stroke groove is arranged between the inner wall of the lower side of the sliding cavity and the lower end face of the detection box in a penetrating manner, the limiting block slides left and right in the sliding cavity, the stroke groove slides left and right in the fixing pin, and a first spring is fixedly arranged between the right end face of the limiting;

the detection case right side is equipped with feedback device, feedback device is including fixed the setting fixed plate on the detection case right-hand member face, the fixed bearing board that is equipped with on the fixed plate up end, the horizontal slip is equipped with the slide bar in the bearing board, the fixed first sloping piece that is equipped with on the slide bar left end face, the fixed touch panel that is equipped with on the slide bar right-hand member face, touch panel left end face with it is equipped with the second spring to hold fixedly between the bearing board right-hand member face.

2. The gunning device for automatically positioning the damaged position on the inner wall of the pipeline according to claim 1, wherein: feeding device still including rotate the setting around the transmission case between the side end face and with the second axis of rotation that the main shaft link up, the second axis of rotation about the main shaft front and back symmetry and with the skewed tooth meshing of main shaft is connected, main shaft upside inner wall with rotate between the transmission case up end be equipped with the third axis of rotation that second axis of rotation awl tooth meshing is connected, main shaft downside inner wall with it is equipped with the fourth axis of rotation to rotate between the terminal surface under the transmission case, third axis of rotation up end with terminal surface about under the fourth axis of rotation symmetry about on the main shaft, terminal surface around the second axis of rotation and third axis of rotation up end on the terminal surface under the fourth axis of rotation respectively fixed four laminating casees that are equipped with, the laminating incasement is equipped with the laminating chamber, laminating intracavity splined connection is equipped with the elastic plate, the elastic plate is close to main shaft side end face with the laminating chamber is close to fixedly be equipped with third bullet between the main shaft side inner wall A spring, a fifth rotating shaft is fixedly arranged on the end face of the elastic plate far away from the side of the main shaft, a connecting box is rotatably arranged on the fifth rotating shaft, a connecting cavity is arranged in the connecting box, a sixth rotating shaft connected with the bevel gear in a meshing manner is rotatably arranged between the inner walls of the upper side and the lower side of the connecting cavity on the front side and the rear side, the lower end of the sixth rotating shaft extends to a corresponding position, a first wheel is fixedly arranged on the lower side of the connecting box and the lower end face of the connecting box, a seventh rotating shaft is rotatably arranged on the inner walls of the left side and the right side of the connecting cavity on the upper side and the lower side, the rear end of the seventh rotating shaft extends to a corresponding position, a second wheel is fixedly arranged on the rear side and the rear end face of the connecting box, four limiting sleeves are respectively and fixedly arranged on the upper side and the rear side of the, an eighth rotating shaft connected with the main shaft belt is arranged between the inner walls of the left side and the right side of the power cavity in a rotating mode, and a third straight gear capable of being meshed with the incomplete gear is fixedly arranged on the eighth rotating shaft.

3. The gunning device for automatically positioning the damaged position on the inner wall of the pipeline according to claim 2, wherein: the linkage device further comprises an annular cavity which is arranged in the power box and takes the main shaft as the center of a circle, the annular cavity is close to the inner wall of the side of the main shaft and is far away from the linkage cavity, a first inclined plane block is arranged between the inner walls of the side of the main shaft in a through mode, a sliding plate is arranged in the annular cavity in a vertically symmetrical and sliding mode relative to the main shaft, a connecting pin which slides in the first inclined plane block is fixedly arranged on the end face of the side of the main shaft close to the two connecting pins, a toothed ring is fixedly arranged between the end faces of the side of the main shaft close to the two connecting pins, an inner tooth cavity which is through from left to right is arranged in the toothed ring, a first straight gear which is positioned in the inner tooth cavity and is far away from the inner wall of the side of the main shaft in a meshing mode with the inner tooth cavity is fixedly arranged on the first rotating, about in the power box main shaft longitudinal symmetry is equipped with two feedback chambeies, feedback chamber right side inner wall with horizontal slip is equipped with the slip pivot between the inner wall of power chamber left side, downside the slip pivot right-hand member extends to in the transmission hole and with the downthehole wall spline joint of transmission, downside fixed be equipped with in the slip pivot can with the fourth straight-tooth gear of second straight-tooth gear meshing.

4. The gunning device for automatically positioning the damaged position of the inner wall of the pipeline according to claim 3, wherein: the positioning device also comprises an induction cavity arranged in the detection box, a feedback plate is arranged in the induction cavity in a vertically sliding manner, a fourth spring is fixedly arranged between the lower end surface of the feedback plate and the lower inner wall of the induction cavity, a pressure sensor which can be abutted against the upper end surface of the feedback plate is fixedly arranged on the upper inner wall of the induction cavity, an induction rod is fixedly arranged on the upper end surface of the feedback plate, the upper end of the induction rod extends to the upper side of the detection box, a fixed block is fixedly arranged on the upper end surface, a spherical cavity with an upward opening is arranged in the fixed block, an induction ball is arranged in the spherical cavity in a rolling manner, a ninth rotating shaft is rotatably arranged between the inner wall of the right side of the connecting cavity and the inner wall of the left side of the linkage cavity, a fifth straight gear which is positioned in the connecting cavity and is meshed with the rotating sleeve is fixedly arranged on the ninth rotating shaft, and a sixth straight gear which is positioned in the power cavity and can be meshed with the incomplete gear is fixedly arranged on the ninth rotating shaft.

5. The gunning device for automatically positioning the damaged position on the inner wall of the pipeline according to claim 4, wherein: feedback device is still including rotating the setting and being in the slip pivot and be located feedback intracavity's driven plate, driven plate left end face with fixed being equipped with fifth spring between the inner wall of feedback chamber left side, driven plate left end face with it can mutual actuation to be equipped with two fixed annular electromagnet respectively on the corresponding position of feedback chamber left side inner wall, two rotate in the slip pivot and be equipped with and be located connect the push pedal of intracavity, be equipped with the circular chamber that link up about in the push pedal, the push pedal left end face can be contradicted conflict the board right-hand member face, the fixed patching ware that is equipped with on the response bar right-hand member face, fixed being equipped with on the response bar right-hand member face can with the second bevel piece that first bevel piece contradicted.