CN221258129U - Positioning mechanism for pipeline inner wall detecting instrument - Google Patents
Positioning mechanism for pipeline inner wall detecting instrument Download PDFInfo
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- CN221258129U CN221258129U CN202421253737.XU CN202421253737U CN221258129U CN 221258129 U CN221258129 U CN 221258129U CN 202421253737 U CN202421253737 U CN 202421253737U CN 221258129 U CN221258129 U CN 221258129U
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- 238000001514 detection method Methods 0.000 claims abstract description 28
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 10
- 239000004744 fabric Substances 0.000 claims description 20
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000000007 visual effect Effects 0.000 abstract description 19
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
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Abstract
The utility model relates to the technical field of pipeline inner detection and discloses a positioning mechanism for a pipeline inner wall detection instrument, which comprises two support frames, wherein one support frame is fixedly connected with a motor, the other support frame is fixedly connected with a baffle, the output end of the motor is fixedly connected with a bidirectional threaded rod, both sides of the periphery of the bidirectional threaded rod are respectively connected with a threaded sleeve in a threaded manner, the periphery of the threaded sleeve is hinged with a plurality of movable arms, one end, far away from the threaded sleeve, of each movable arm is provided with a driving wheel, the inside of each movable arm is provided with an adjusting groove, the outside of each support frame is fixedly connected with a plurality of supports, and the inner sides of the supports are rotatably connected with adjusting shafts. According to the utility model, the positioning mechanism can be conveniently fixed in the pipeline and the centering positioning of the detecting instrument is completed, so that the positioning mechanism can stably move in the pipeline and simultaneously provide a good visual field for the visual detecting instrument, and the detecting precision of the detecting instrument is improved.
Description
Technical Field
The utility model relates to the technical field of pipeline interior detection, in particular to a positioning mechanism for a pipeline inner wall detection instrument.
Background
The pipeline just processed needs to detect the inner wall, and then structures such as cracks on the inner wall of the pipeline are identified, so that the quality of the pipeline is ensured to meet the regulations. In the normal detection process, a positioning mechanism is used for installing a detection camera, then the camera equipment for detection is fixed in the pipeline by means of the positioning mechanism, and the detection instrument can complete the omnibearing detection of the inner wall of the pipeline along with the operation of the positioning mechanism.
The positioning mechanism that traditional pipeline inner wall detector was used is a drive assembly more, installs on drive assembly through visual sensing equipment, removes in the pipeline inside with the help of drive assembly, accomplishes the detection of pipeline inner wall.
But this kind of positioning mechanism can lead to the detection visual angle of check out test set comparatively narrow and small, is located the pipeline inner wall part of positioning mechanism bottom, and visual detection equipment can't cover it, and can make positioning mechanism can't keep stable at the removal in-process because the smooth nature of pipeline inner wall, influences visual detection instrument's detection precision, for this reason proposes a pipeline inner wall check out test set and uses positioning mechanism.
Disclosure of utility model
In order to make up for the defects, the utility model provides a positioning mechanism for a pipeline inner wall detection instrument, which aims to solve the problems that in the prior art, a pipeline inner wall part positioned at the bottom of the positioning mechanism cannot be covered by visual detection equipment, and the positioning mechanism cannot be kept stable in the moving process due to the smooth property of the pipeline inner wall.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a positioning mechanism for pipeline inner wall detecting instrument, includes two support frames, one of them support frame inside fixedly connected with motor, another support frame inside fixedly connected with baffle, motor output fixedly connected with two-way threaded rod, equal threaded connection in two sides of two-way threaded rod has the thread bush, the thread bush periphery articulates a plurality of expansion arms, the expansion arm is kept away from the one end of thread bush is installed the drive wheel, the regulating groove has been seted up to the expansion arm inside, support frame outside fixedly connected with a plurality of supports, the inboard rotation of support is connected with the regulating spindle, a plurality of spouts have been seted up to the support frame periphery, two fixedly connected with fixed column between the support frame, fixed column middle part fixedly connected with mount pad, four vision sensing devices are installed in the mount pad outside, two be provided with protection components between the support frame.
As a further description of the above technical solution:
The protection assembly comprises four arc-shaped rails, the arc-shaped rails are fixedly connected to the edges between the two support frames, magnetic rings are slidably connected to two sides of the middle of each arc-shaped rail, springs are sleeved on two sides of the periphery of each arc-shaped rail, ash shielding cloth is arranged between each magnetic ring and each support frame, and connecting ropes are arranged between the magnetic rings and the threaded sleeves.
As a further description of the above technical solution:
The movable arm is connected to the outer side of the movable arm in a sliding mode and is connected to the inner portion of the sliding groove in a sliding mode, and the periphery of the adjusting shaft is connected to the inner portion of the adjusting groove in a sliding mode.
As a further description of the above technical solution:
One end of the bidirectional threaded rod, which is far away from the motor, penetrates through the fixed column and is rotationally connected with the middle part of the baffle.
As a further description of the above technical solution:
The baffle plate is fixedly connected with a storage battery between the inner walls of the support frame, the storage battery is electrically connected with the motor, and the storage battery is electrically connected with one of the driving wheels.
As a further description of the above technical solution:
One end of the spring is fixedly connected to one side, far away from the mounting seat, of the magnetic ring, and the other end of the spring is fixedly connected to one end, close to the mounting seat, of the supporting frame.
As a further description of the above technical solution:
The inner side of the ash shielding cloth is fixedly connected to the periphery of the support frame, and the outer side of the ash shielding cloth is fixedly connected to the periphery of the magnetic ring.
As a further description of the above technical solution:
One end of the connecting rope penetrates through the ash shielding cloth and is fixedly connected to the outer side of the magnetic ring, and the other end of the connecting rope is fixedly connected to the outer side of the threaded sleeve.
The utility model has the following beneficial effects:
1. According to the utility model, the bidirectional threaded rod is driven to rotate by the starting motor, so that the movable arm is pushed outwards when the threaded sleeve moves, the movable arm is ensured to be outwards opened by limiting and guiding of the adjusting shaft and the adjusting groove, and then the driving wheel is abutted against the inner wall of the pipeline, so that the mechanism is fixed inside the pipeline, the centering positioning of the detecting instrument is finished, the positioning mechanism can stably move inside the pipeline and simultaneously provide a good visual field for the visual detecting instrument, and the detecting precision of the detecting instrument is improved.
2. According to the utility model, when positioning and installation are completed between the positioning mechanism and the inside of the pipeline, the connecting rope is pulled along with the movement of the threaded sleeve, then the magnetic ring is pulled to slide on the periphery of the spring, the ash shielding cloth is opened through the magnetic ring, so that the inner wall of the pipeline can be detected by the vision sensing equipment, meanwhile, when the positioning mechanism is stored, the magnetic ring is pushed by the spring to be reset to approach each other, then the two ash shielding cloths are pulled and closed, ash falling of the vision sensing equipment on the mechanism is avoided, and the next time of using the positioning mechanism and the detecting instrument is facilitated, and excessive early cleaning steps are not needed, so that the detection efficiency is improved.
Drawings
FIG. 1 is a perspective view of a positioning mechanism for a pipeline inner wall detection instrument according to the present utility model;
FIG. 2 is a schematic view of a two-way threaded rod structure of a positioning mechanism for a pipeline inner wall detection instrument according to the present utility model;
Fig. 3 is a schematic diagram of a protective component of a positioning mechanism for a pipeline inner wall detecting instrument according to the present utility model.
Legend description:
1. A support frame; 2. a motor; 3. a two-way threaded rod; 4. a thread sleeve; 5. a movable arm; 6. a driving wheel; 7. an adjustment tank; 8. a bracket; 9. an adjusting shaft; 10. a chute; 11. a baffle; 12. fixing the column; 13. a mounting base; 14. a visual sensing device; 15. an arc-shaped track; 16. a magnetic ring; 17. a spring; 18. an ash shielding cloth; 19. a connecting rope; 20. and a storage battery.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, one embodiment provided by the present utility model is: the utility model provides a positioning mechanism for pipeline inner wall detecting instrument, includes two support frames 1, and support frame 1 is whole positioning mechanism's major structure for each structure operation and installation corresponding detecting instrument on the supporting mechanism. One of them support frame 1 inside fixedly connected with motor 2, the inside fixedly connected with baffle 11 of another support frame 1, motor 2 output fixedly connected with two-way threaded rod 3, the equal threaded connection of two-way threaded rod 3 periphery both sides has thread bush 4, thread bush 4 periphery articulates a plurality of movable arms 5, drive wheel 6 is installed to the one end that the thread bush 4 was kept away from to movable arm 5, the internally mounted of one of them drive wheel 6 has wheel-hub motor, can drive whole positioning mechanism and remove inside the pipeline, the detecting instrument of being convenient for then carries out location detection. The regulating grooves 7 are formed in the movable arm 5, a plurality of supports 8 are fixedly connected to the outer side of the support frame 1, regulating shafts 9 are rotatably connected to the inner side of the supports 8, a plurality of sliding grooves 10 are formed in the periphery of the support frame 1, the starting motor 2 drives the bidirectional threaded rod 3 to rotate, the bidirectional threaded rod 3 rotates to drive two threaded sleeves 4 on the periphery to move oppositely, the movable arm 5 can be pushed outwards when the two threaded sleeves 4 move, and meanwhile the regulating grooves 7 in the movable arm 5 can enable driving wheels 6 at the end portions of the movable arm 5 to be unfolded towards the inner wall of a pipeline until the driving wheels 6 are in butt joint with the inner wall of the pipeline under the limit support of the regulating shafts 9. At this time, the positioning mechanism and the inner wall of the pipeline are kept fixed.
Referring to fig. 1-2, a fixing column 12 is fixedly connected between two support frames 1, an installation seat 13 is fixedly connected in the middle of the fixing column 12, four visual sensing devices 14 are installed on the outer side of the installation seat 13, the two support frames 1 are fixedly connected together through the fixing column 12, and meanwhile the fixing column 12 and the installation seat 13 are also platforms for installing the visual sensing devices 14, so that the visual sensing devices 14 can be kept stable in a mechanism. A protective component is arranged between the two support frames 1, and the vision sensing equipment 14 can be effectively protected by opening and closing the protective component. The outside sliding connection of the movable arm 5 is in the chute 10, so that the movable arm 5 can be directly driven to approach towards the direction of the inner wall of the pipeline when the threaded sleeve 4 moves, or the unfolded movable arm 5 is folded at the outside of the supporting frame 1. The adjusting shaft 9 is slidably connected to the periphery of the adjusting shaft 7, the adjusting shaft 9 is supported by the support 8, and then the movable arm 5 is limited and guided by the adjusting shaft 9 and the adjusting groove 7, so that the movable arm 5 can be unfolded or folded under the driving of the threaded sleeve 4, and the positioning mechanism is convenient to use. One end of the bidirectional threaded rod 3 far away from the motor 2 penetrates through the fixed column 12 and is rotationally connected to the middle of the baffle 11, and the bidirectional threaded rod 3 is supported through the baffle 11, so that the bidirectional threaded rod 3 can be ensured to stably rotate. The baffle 11 is fixedly connected with the battery 20 between the inner wall of the support frame 1, the battery 20 is electrically connected with the motor 2, the battery 20 is electrically connected with one of the driving wheels 6, the battery 20 provides electric power support for the operation of the whole positioning mechanism, and meanwhile, the battery 20 is electrically connected with the vision sensing equipment 14 through a plug-in connector, so that the electric power support is provided for the operation of the vision sensing equipment 14.
Referring to fig. 1-3, the protection component comprises four arc-shaped tracks 15, the arc-shaped tracks 15 are fixedly connected to the edges between two support frames 1, two sides of the middle of each arc-shaped track 15 are slidably connected with magnetic rings 16, springs 17 are sleeved on two sides of the periphery of each arc-shaped track 15, ash shielding cloth 18 is arranged between each magnetic ring 16 and each support frame 1, when the positioning mechanism is not used, the two magnetic rings 16 on the same arc-shaped track 15 are magnetically fixed together, the ash shielding cloth 18 on two sides is closed, and a closed structure is formed to cover the vision sensing equipment 14. A connecting rope 19 is arranged between the magnetic ring 16 and the thread bush 4. When the device is unfolded for use, the connecting rope 19 is correspondingly pulled when the threaded sleeve 4 moves, the connecting rope 19 is pulled to approach the corresponding magnetic ring 16 in the direction of the support frame 1 on the periphery of the arc-shaped track 15, and the two gray shielding cloths 18 originally closed together in the process are slowly opened to expose the vision sensing equipment 14 from the inside of the mechanism, so that the inner wall of the pipeline can be conveniently detected through the vision sensing equipment 14. One end of the spring 17 is fixedly connected to one side of the magnetic ring 16 away from the mounting seat 13, the other end of the spring 17 is fixedly connected to one end of the support frame 1 close to the mounting seat 13, the spring 17 can compress when the magnetic ring 16 is pulled to approach towards the direction of the support frame 1, the connecting rope 19 can be loosened through the movement of the threaded sleeve 4 when the mechanism is folded, and then the magnetic ring 16 is pushed to move on the arc-shaped track 15 through the spring 17, so that the two ash shielding cloths 18 are closed together. The inner side of the ash shielding cloth 18 is fixedly connected to the periphery of the support frame 1, and the outer side of the ash shielding cloth 18 is fixedly connected to the periphery of the magnetic ring 16. The ash shielding cloth 18 can be pulled and retracted on the support frame 1 through the movement of the magnetic ring 16, and meanwhile, the ash shielding cloth 18 can be opened and covered on the outer side of the arc-shaped track 15. One end of the connecting rope 19 penetrates through the ash shielding cloth 18 and is fixedly connected to the outer side of the magnetic ring 16, the other end of the connecting rope 19 is fixedly connected to the outer side of the threaded sleeve 4, the ash shielding cloth 18 can be synchronously opened when the positioning mechanism operates through the connecting rope 19, the inner wall of a pipeline is conveniently detected by the visual sensing device 14, the two ash shielding cloths 18 can be reclosed together along with the folding of the mechanism when the visual sensing device is not used, and the visual sensing device 14 inside the ash shielding cloth 18 is protected.
Working principle: the workman holds support frame 1 and places positioning mechanism inside the pipeline, and then starts motor 2 drive two-way threaded rod 3 rotation for two thread bush 4 reverse movement of two thread bush 3 rotation drive periphery make two thread bush 4 can outwards promote the expansion of expansion arm 5 when removing, and the inside regulating groove 7 of expansion arm 5 can make the drive wheel 6 of expansion arm 5 tip expand towards the pipeline inner wall under the spacing support of regulating shaft 9 simultaneously, until drive wheel 6 and pipeline inner wall butt. At this time, the positioning mechanism and the inner wall of the pipeline are kept fixed, so that the driving wheel 6 can be kept stable when the driving mechanism is started to move in the pipeline, and meanwhile, when the movable arm 5 is unfolded to mount the mechanism in the pipeline, the visual sensing device 14 is positioned on the central axis of the mechanism, and meanwhile, the positioning mechanism is positioned on the central axis of the pipeline, so that four visual sensing devices 14 can directly capture the omnibearing visual angle of the inner wall of the pipeline, and the detection precision is improved.
Meanwhile, when the device is unfolded for use, the connecting rope 19 is correspondingly pulled when the threaded sleeve 4 moves, the connecting rope 19 is pulled to approach the corresponding magnetic ring 16 in the direction of the support frame 1 on the periphery of the arc-shaped track 15, and the two gray shielding cloths 18 originally closed together in the process are slowly opened, so that the vision sensing equipment 14 is exposed from the inside of the mechanism, and the inner wall of the pipeline is conveniently detected through the vision sensing equipment 14. Meanwhile, in the mechanism storage process, the two threaded sleeves 4 are driven by the two-way threaded rod 3 to move in opposite directions, so that the end part of the movable arm 5 and the driving wheel 6 can be slowly folded outside the support frame 1, meanwhile, the threaded sleeves 4 release the pulled connecting rope 19, and at the moment, the compressed spring 17 pushes the magnetic rings 16 to slide on the arc-shaped track 15, so that the two magnetic rings 16 on the same arc-shaped track 15 are close to each other and are adsorbed together. At the same time, when the magnetic ring 16 moves, the folded ash shielding cloth 18 is pulled to be covered on the outer side of the arc-shaped track 15 again, so that the vision sensing equipment 14 is completely protected and isolated inside the mechanism.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. Positioning mechanism for pipeline inner wall detecting instrument, including two support frames (1), its characterized in that: one of them support frame (1) inside fixedly connected with motor (2), another support frame (1) inside fixedly connected with baffle (11), motor (2) output fixedly connected with bi-directional threaded rod (3), equal threaded connection in bi-directional threaded rod (3) periphery both sides screw thread bush (4), screw thread bush (4) periphery articulates a plurality of expansion arms (5), expansion arm (5) are kept away from drive wheel (6) are installed to one end of screw thread bush (4), regulating groove (7) have been seted up to expansion arm (5) inside, support frame (1) outside fixedly connected with a plurality of supports (8), support frame (8) inboard rotation is connected with regulating spindle (9), a plurality of spouts (10) have been seted up to support frame (1) periphery, two fixedly connected with fixed column (12) between support frame (1), fixed column (12) middle part fixedly connected with mount pad (13), four vision sensing equipment (14) are installed in the mount pad (13) outside, two be provided with between support frame (1) protective component.
2. The positioning mechanism for a pipeline inner wall detection instrument according to claim 1, wherein: the protection assembly comprises four arc-shaped rails (15), the arc-shaped rails (15) are fixedly connected to the edges between the two support frames (1), magnetic rings (16) are slidably connected to two sides of the middle of each arc-shaped rail (15), springs (17) are sleeved on two sides of the periphery of each arc-shaped rail (15), ash shielding cloth (18) is arranged between each magnetic ring (16) and each support frame (1), and connecting ropes (19) are arranged between the corresponding magnetic rings (16) and the corresponding threaded sleeves (4).
3. The positioning mechanism for a pipeline inner wall detection instrument according to claim 1, wherein: the outside of the movable arm (5) is in sliding connection with the inside of the chute (10), and the periphery of the adjusting shaft (9) is in sliding connection with the inside of the adjusting groove (7).
4. The positioning mechanism for a pipeline inner wall detection instrument according to claim 1, wherein: one end of the bidirectional threaded rod (3) far away from the motor (2) penetrates through the fixed column (12) and is rotationally connected to the middle of the baffle plate (11).
5. The positioning mechanism for a pipeline inner wall detection instrument according to claim 1, wherein: the baffle (11) and a storage battery (20) are fixedly connected between the inner walls of the support frame (1), the storage battery (20) is electrically connected with the motor (2), and the storage battery (20) is electrically connected with one of the driving wheels (6).
6. The positioning mechanism for a pipeline inner wall detection instrument according to claim 2, wherein: one end of the spring (17) is fixedly connected to one side, far away from the mounting seat (13), of the magnetic ring (16), and the other end of the spring (17) is fixedly connected to one end, close to the mounting seat (13), of the support frame (1).
7. The positioning mechanism for a pipeline inner wall detection instrument according to claim 2, wherein: the inner side of the ash shielding cloth (18) is fixedly connected to the periphery of the support frame (1), and the outer side of the ash shielding cloth (18) is fixedly connected to the periphery of the magnetic ring (16).
8. The positioning mechanism for a pipeline inner wall detection instrument according to claim 2, wherein: one end of the connecting rope (19) penetrates through the ash shielding cloth (18) and is fixedly connected to the outer side of the magnetic ring (16), and the other end of the connecting rope (19) is fixedly connected to the outer side of the threaded sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421253737.XU CN221258129U (en) | 2024-06-04 | 2024-06-04 | Positioning mechanism for pipeline inner wall detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421253737.XU CN221258129U (en) | 2024-06-04 | 2024-06-04 | Positioning mechanism for pipeline inner wall detecting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221258129U true CN221258129U (en) | 2024-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421253737.XU Active CN221258129U (en) | 2024-06-04 | 2024-06-04 | Positioning mechanism for pipeline inner wall detecting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221258129U (en) |
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2024
- 2024-06-04 CN CN202421253737.XU patent/CN221258129U/en active Active
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