CN111731400A - Crawler wheel for cable duct detection device and cable duct detection device - Google Patents
Crawler wheel for cable duct detection device and cable duct detection device Download PDFInfo
- Publication number
- CN111731400A CN111731400A CN202010409258.2A CN202010409258A CN111731400A CN 111731400 A CN111731400 A CN 111731400A CN 202010409258 A CN202010409258 A CN 202010409258A CN 111731400 A CN111731400 A CN 111731400A
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- China
- Prior art keywords
- wheel
- crawler
- assembly
- worm
- cable duct
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/08—Endless track units; Parts thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/06—Endless track vehicles with tracks without ground wheels
- B62D55/065—Multi-track vehicles, i.e. more than two tracks
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a crawler wheel for a cable duct detection device and the cable duct detection device, wherein the crawler wheel comprises a mounting bracket, driving wheels arranged at two ends of the mounting bracket, a crawler connected to the driving wheels, and a crawler driving assembly arranged in the mounting bracket, the crawler driving assembly comprises a crawler driving motor and a worm and gear mechanism connected with the crawler driving motor, the driving wheels comprise a driving wheel and a driven wheel, and the driving wheel is connected with the worm and gear mechanism. The crawler driving assembly drives the driving wheel, and the crawler driving assembly hidden in the mounting bracket drives the crawler wheel, so that the crawler can stably run, the space occupied by the whole machine can be greatly saved, and the running effect is better.
Description
Technical Field
The invention belongs to the field of detection equipment, and particularly relates to a crawler wheel for a cable duct detection device and the cable duct detection device.
Background
With the rapid development of urban public facility construction, various large-scale and high-rise buildings are increased, and the number of various pipelines buried under the buildings is also greatly increased. The foundation construction period of buildings such as loading prepressing, pile sinking, dynamic compaction, lowering of underground water level and the like can have certain influence on the surrounding environment and the terrain, and further the safety of underground pipelines can be influenced. Especially, natural gas pipes, water pipes, communication optical cables, etc. are damaged by deformation of the pipes, which often results in serious consequences. At present, when the cable is threaded in the cable duct, the cable is often scratched in the process of penetrating because the cable duct is internally deformed or foreign matters such as stones exist, and the smooth development of the operation safety and the construction of the cable cannot be ensured.
The existing detection device cannot stably operate in a cable pipeline, so that the detection effect is poor.
Disclosure of Invention
The invention aims to solve the technical problem of providing the crawler wheel for the cable duct detection device, which has a good operation effect.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a athey wheel for cable duct detection device, athey wheel includes the installing support, locates the drive wheel at installing support both ends and connects the track on the drive wheel, and athey wheel is still including locating the track drive assembly in the installing support, and track drive assembly includes track driving motor and the worm gear mechanism who links to each other with track driving motor, and the drive wheel includes the action wheel and follows the driving wheel, and the action wheel links to each other with worm gear mechanism.
Further, worm gear worm mechanism includes the worm wheel and with worm wheel engaged with worm, the worm links to each other with track driving motor's output shaft, the worm wheel links to each other with the action wheel and drives the action wheel and rotate.
Furthermore, the number of the driving wheels is two, the worm wheel is arranged between the two driving wheels and drives the two driving wheels to rotate together through the rotating shaft, and the outer diameter of the worm wheel is smaller than that of the driving wheels.
Furthermore, a bearing is arranged on the mounting bracket, and two ends of the rotating shaft are mounted on the mounting bracket through the bearing.
Furthermore, an output shaft of the crawler driving motor is provided with a first transmission gear, the end part of the worm is provided with a second transmission gear, and the first transmission gear is meshed with the second transmission gear.
Compared with the prior art, the invention has the beneficial effects that:
the crawler belt driving assembly drives the driving wheel, when the crawler belt driving assembly works, the output shaft of the crawler belt driving motor rotates to drive the worm to rotate, the worm drives the worm wheel meshed with the worm to rotate, the worm wheel drives the driving wheel to rotate together, the driving wheel drives the driven wheel to rotate through the crawler belt, the crawler belt wheel travels in the cable pipeline through friction force between the crawler belt and the inner wall of the cable pipeline, the crawler belt driving assembly hidden in the mounting support drives the crawler belt wheel, stable running of the crawler belt can be guaranteed, occupied space of the whole machine can be greatly saved, and the running effect is better.
The invention also provides a cable duct detection device, which comprises a travelling assembly for travelling in the cable duct, a detection assembly for detecting the cable duct and a power supply assembly for supplying power to the travelling assembly and the detection assembly, wherein the travelling assembly comprises an installation pipe and three crawler wheels arranged around the installation pipe, and at least two crawler wheels are the crawler wheels.
Further, an included angle between two adjacent crawler wheels is 120 degrees.
Furthermore, a first connecting rod and a spring shock absorber for pushing the crawler wheel to cling to the inner wall of the cable pipeline are connected between the two sides of the mounting support and the mounting pipe, the two ends of the connecting rod are hinged to the front ends of the crawler wheel and the mounting pipe respectively, and the two ends of the spring shock absorber are hinged to the rear ends of the crawler wheel and the mounting pipe respectively.
Furthermore, the outer diameters of the detection assembly and the power supply assembly are smaller than the outer diameter of the walking assembly, the detection assembly is arranged at the front end of the walking assembly, the power supply assembly is arranged at the rear end of the walking assembly, and the detection assembly and the power supply assembly are detachably connected with the walking assembly respectively.
The features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.
Drawings
The invention is further described with reference to the accompanying drawings and the detailed description below:
FIG. 1 is a perspective view of a raceway inspection device;
FIG. 2 is a side view of a raceway inspection device;
FIG. 3 is a cross-sectional view of the track wheel;
FIG. 4 is a schematic view of the track wheel without the track;
FIG. 5 is a schematic view of a track drive assembly.
Wherein:
100. a walking assembly;
200. a detection component;
300. a power supply assembly;
400. installing a pipe;
500. a crawler wheel; 510. mounting a bracket; 520. a drive wheel; 530. a crawler belt; 540. a track drive assembly; 541. a track drive motor; 542. a worm and gear mechanism; 5421. a worm gear; 5422. a worm; 521. a driving wheel; 522. a driven wheel;
600. a bearing;
710. a first drive gear; 720. a second transmission gear.
Detailed Description
The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The first embodiment is as follows:
3-5, the crawler wheel 500 comprises a mounting bracket 510, a driving wheel 520 arranged on the mounting bracket 510, and a crawler 530 connected to the driving wheel 520, wherein the crawler driving wheel 520 comprises a driving wheel 521 and a driven wheel 522 arranged at two ends of the mounting bracket 510, and the crawler wheel 500 further comprises a crawler driving assembly 540 arranged in the mounting bracket 510 for driving the driving wheel 521 to rotate.
The crawler driving assembly 540 in this embodiment includes a crawler driving motor 541 and a worm and gear mechanism 542 connected to the crawler driving motor 541, where the worm and gear mechanism 542 includes a worm wheel 5421 and a worm 5422 engaged with the worm wheel 5421, the worm 5422 is connected to an output shaft of the crawler driving motor 541, the worm wheel 5421 is connected to the driving wheel 521, when the crawler driving assembly works, the output shaft of the crawler driving motor 541 rotates to drive the worm 5422 to rotate, the worm 5422 drives the worm wheel 5421 engaged with the worm 5422 to rotate, the worm wheel 5421 drives the driving wheel 521 to rotate together, the driving wheel 521 drives the driven wheel 522 to rotate through the crawler 530, and the crawler 500 travels in the cable duct by friction between the crawler 530 and the inner wall of the cable duct. Preferably, a first transmission gear 710 is disposed on an output shaft of the track driving motor 541, a second transmission gear 720 is disposed at an end of the worm 5422, and the first transmission gear 710 and the second transmission gear 720 are engaged, so that the worm 5422 and the output shaft of the track driving motor 541 do not need to be coaxially disposed, and the first transmission gear 710 and the second transmission gear 720 with appropriate sizes can be selected according to an installation position of the worm wheel 5421 to adjust the height of the worm 5422, thereby greatly reducing a space occupied by the track driving assembly 540.
Preferably, in this embodiment, two driving wheels 521 are provided, the two driving wheels 521 are coaxially disposed with the worm wheel 5421, the two driving wheels 521 are respectively located on two sides of the worm wheel 5421 and attached to a side surface of the worm wheel 5421, the rotating shaft penetrates through the two driving wheels 521 and the worm wheel 5421 and drives the two driving wheels 521 to rotate together through the rotating shaft, the two driving wheels 521 are respectively located on two sides of the worm wheel 5421, which can ensure that the driving wheels 521 and the worm wheel 5421 have good linkage effect and minimize the space occupied by the track wheel 500, in this embodiment, the outer diameter of the worm wheel 5421 is smaller than the outer diameter of the driving wheels 521, so that the worm 5422 is engaged with the lower portion of the worm wheel 5421 and located between the two driving wheels 521, thereby saving space and preventing the.
In order to prevent the rotating shaft from being worn away from the mounting bracket 510 during rotation, the bearing 600 is disposed on the mounting bracket 510, and the two ends of the rotating shaft are mounted on the mounting bracket 510 through the bearing 600, so as to prolong the service life between the mounting bracket 510 and the rotating shaft.
Example two:
a cable duct detection device, as shown in FIG. 1 to FIG. 2, comprises a walking assembly 100, a detection assembly 200 and a power supply assembly 300, wherein the outer diameters of the detection assembly 200 and the power supply assembly 300 are smaller than the outer diameter of the walking assembly 100, the detection assembly 200 and the power supply assembly 300 are prevented from contacting the inner wall of a cable duct to influence the advancing of the cable duct detection device in the cable duct, the detection assembly 200 is arranged at the front end of the walking assembly 100, the power supply assembly 300 is arranged at the rear end of the walking assembly 100, the detection assembly 200 and the power supply assembly 300 are respectively arranged at the front end and the rear end of the walking assembly 100, thereby not only facilitating the detection of the detection assembly 200 on the deformation of the cable duct, but also facilitating the maintenance of the balance of the weights at the front end and the rear end of the walking assembly 100, preventing the cable duct detection device from inclining forwards or backwards to obstruct the detection, the detection assembly 200 and the, when any structure of the detection assembly 200, the walking assembly 100 or the power supply assembly 300 is damaged, the detection assembly can be detached, repaired and replaced independently, and the repair and replacement cost is reduced.
During the use, place cable duct detection device the entrance in the cable duct, open power supply unit 300, power supply unit 300 supplies power to walking subassembly 100 and determine module 200, determine module 200 control walking subassembly 100 walks in the cable duct, walk in order to drive determine module 200 and power supply unit 300 and walk in the cable duct jointly, determine module 200 detects the foreign matter in the cable duct and the cable duct inner wall deformation condition at the in-process of walking, when detecting that there are foreign matters such as stone in the cable duct or detecting that the cable duct inner wall takes place deformation such as inwards sunken, determine module 200 fixes a position the storage and controls walking subassembly 100 to roll back the position that produces the problem, in order to prevent that walking subassembly 100 from continuing to advance and contacting the foreign matter or inwards sunken cable duct inner wall and lead to walking subassembly 100 card extremely in the cable duct during the roll back.
In this embodiment, the walking assembly 100 includes a mounting tube 400 and three crawler wheels 500 disposed around the mounting tube 400, the crawler wheels 500 are the crawler wheels 500 in the first embodiment, end plates are disposed at both ends of the mounting tube 400, the detection assembly 200 and the power supply assembly 300 are connected to the mounting tube 400 through the end plates, so as to facilitate installation and detachment, and the end plates are in screw connection with the detection assembly 200 and/or the end plates and the power supply assembly 300. Preferably, the included angle between two adjacent track wheels 500 is 120 degrees, and three track wheels 500 can realize stable traveling of the walking assembly 100.
In this embodiment, a first link and a spring damper are connected between two sides of the mounting bracket 510 and the mounting tube 400, the first link connects the mounting bracket 510 and the mounting tube 400, so that a certain distance is maintained between the mounting bracket 510 and the mounting tube 400, and the spring damper pushes the mounting bracket 510 in a direction away from the mounting tube 400 under the action of elastic force, so that the track wheel 500 is tightly attached to the inner wall of the cable duct, thereby ensuring that the track wheel 500 can stably travel in the cable duct, preventing the traveling assembly 100 from circumferentially shaking in the cable duct, because two ends of the first link are respectively hinged to the front ends of the track wheel 500 and the mounting tube 400, and two ends of the spring damper are respectively hinged to the rear ends of the track wheel 500 and the mounting tube 400, so that the distance between the track wheel 500 and the mounting tube 400 can be adjusted, that the spring damper can push the track wheel 500 to be tightly attached to the inner wall of the cable duct of various sizes under the action of elastic force, the application range is wider. In this embodiment, preferably, a second link is further connected between both sides of the mounting bracket 510 and the mounting tube 400 between the first link and the spring damper, and is hinged to the mounting bracket 510 and the mounting tube 400, respectively, so that the connection effect between the mounting bracket 510 and the mounting tube 400 is better.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (9)
1. The utility model provides a athey wheel for cable duct detection device which characterized in that: the crawler wheel includes the installing support, locates the drive wheel at installing support both ends and connects the track on the drive wheel, the crawler wheel is still including locating the track drive assembly in the installing support, track drive assembly includes track driving motor and the worm gear mechanism who links to each other with track driving motor, the drive wheel includes the action wheel and follows the driving wheel, the action wheel links to each other with worm gear mechanism.
2. The crawler wheel for a cable duct inspection device according to claim 1, wherein: the worm gear and worm mechanism comprises a worm gear and a worm meshed with the worm gear, the worm is connected with an output shaft of the track driving motor, and the worm gear is connected with the driving wheel and drives the driving wheel to rotate.
3. The crawler wheel for a cable duct inspection device according to claim 2, wherein: the worm wheel is arranged between the two driving wheels and drives the two driving wheels to rotate together through the rotating shaft, and the outer diameter of the worm wheel is smaller than that of the driving wheels.
4. The crawler wheel for a cable duct inspection device according to claim 3, wherein: the mounting bracket is provided with a bearing, and two ends of the rotating shaft are mounted on the mounting bracket through the bearing.
5. The crawler wheel for a cable duct inspection device according to claim 3 or 4, wherein: and a first transmission gear is arranged on an output shaft of the track driving motor, a second transmission gear is arranged at the end part of the worm, and the first transmission gear is meshed with the second transmission gear.
6. A cable duct detection device which characterized in that: the crawler wheel assembly comprises a walking assembly used for walking in a cable pipeline, a detection assembly used for detecting the cable pipeline and a power supply assembly used for supplying power to the walking assembly and the detection assembly, wherein the walking assembly comprises a mounting pipe and three crawler wheels arranged around the mounting pipe, and at least two crawler wheels are the crawler wheels in any one of claims 1 to 5.
7. The apparatus of claim 6, wherein: the included angle between two adjacent crawler wheels is 120 degrees.
8. The crawler wheel for a cable duct inspection device according to claim 6, wherein: the two sides of the mounting support and the spring shock absorber which is connected between the mounting pipes and used for pushing the crawler wheels to cling to the inner wall of the cable pipeline tightly are hinged to the two ends of the connecting rod respectively with the crawler wheels and the front ends of the mounting pipes, and the two ends of the spring shock absorber are hinged to the crawler wheels and the rear ends of the mounting pipes respectively.
9. The apparatus of claim 8, wherein: the outer diameter of the detection assembly and the outer diameter of the power supply assembly are smaller than that of the walking assembly, the detection assembly is arranged at the front end of the walking assembly, the power supply assembly is arranged at the rear end of the walking assembly, and the detection assembly and the power supply assembly are detachably connected with the walking assembly respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010409258.2A CN111731400A (en) | 2020-05-14 | 2020-05-14 | Crawler wheel for cable duct detection device and cable duct detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010409258.2A CN111731400A (en) | 2020-05-14 | 2020-05-14 | Crawler wheel for cable duct detection device and cable duct detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111731400A true CN111731400A (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010409258.2A Pending CN111731400A (en) | 2020-05-14 | 2020-05-14 | Crawler wheel for cable duct detection device and cable duct detection device |
Country Status (1)
| Country | Link |
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| CN (1) | CN111731400A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115042945A (en) * | 2022-08-15 | 2022-09-13 | 青岛太平洋水下科技工程有限公司 | Seabed is salvaged and is used observation robot |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697285A (en) * | 2014-01-13 | 2014-04-02 | 浙江理工大学 | Wheel and crawler compounding radial adjustable pipeline robot |
| CN105003790A (en) * | 2015-07-08 | 2015-10-28 | 北京工业大学 | Multifunctional compound driving pipeline robot |
| KR20170015048A (en) * | 2015-07-31 | 2017-02-08 | 한국산업기술대학교산학협력단 | Variable Robot for Searching Pipe |
| CN108488539A (en) * | 2018-03-12 | 2018-09-04 | 西安交通大学 | Actively all cloth Track-wheel type detecting robot of pipe of adaptive caliber change |
| CN109483561A (en) * | 2018-10-30 | 2019-03-19 | 武汉大学 | A kind of modularization support track type pipeline inner machine people |
| WO2019113488A1 (en) * | 2017-12-09 | 2019-06-13 | Oceaneering International, Inc. | Maintenance of drilling risers |
| CN111022828A (en) * | 2019-09-27 | 2020-04-17 | 高程明 | Engineering measurement device and using method |
| KR20210038206A (en) * | 2019-09-30 | 2021-04-07 | 주식회사 라온우리 | Pipeline inspection apparatus |
-
2020
- 2020-05-14 CN CN202010409258.2A patent/CN111731400A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103697285A (en) * | 2014-01-13 | 2014-04-02 | 浙江理工大学 | Wheel and crawler compounding radial adjustable pipeline robot |
| CN105003790A (en) * | 2015-07-08 | 2015-10-28 | 北京工业大学 | Multifunctional compound driving pipeline robot |
| KR20170015048A (en) * | 2015-07-31 | 2017-02-08 | 한국산업기술대학교산학협력단 | Variable Robot for Searching Pipe |
| WO2019113488A1 (en) * | 2017-12-09 | 2019-06-13 | Oceaneering International, Inc. | Maintenance of drilling risers |
| CN108488539A (en) * | 2018-03-12 | 2018-09-04 | 西安交通大学 | Actively all cloth Track-wheel type detecting robot of pipe of adaptive caliber change |
| CN109483561A (en) * | 2018-10-30 | 2019-03-19 | 武汉大学 | A kind of modularization support track type pipeline inner machine people |
| CN111022828A (en) * | 2019-09-27 | 2020-04-17 | 高程明 | Engineering measurement device and using method |
| KR20210038206A (en) * | 2019-09-30 | 2021-04-07 | 주식회사 라온우리 | Pipeline inspection apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115042945A (en) * | 2022-08-15 | 2022-09-13 | 青岛太平洋水下科技工程有限公司 | Seabed is salvaged and is used observation robot |
| CN115042945B (en) * | 2022-08-15 | 2022-11-15 | 青岛太平洋水下科技工程有限公司 | Seabed is salvaged and is used observation robot |
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Application publication date: 20201002 |