CN113619698A - All-terrain walking structure based on 10kV live-line work platform - Google Patents
All-terrain walking structure based on 10kV live-line work platform Download PDFInfo
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- CN113619698A CN113619698A CN202110983306.3A CN202110983306A CN113619698A CN 113619698 A CN113619698 A CN 113619698A CN 202110983306 A CN202110983306 A CN 202110983306A CN 113619698 A CN113619698 A CN 113619698A
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- bearing box
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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
- B62D55/06—Endless track vehicles with tracks without ground wheels
- B62D55/075—Tracked vehicles for ascending or descending stairs, steep slopes or vertical surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D11/00—Steering non-deflectable wheels; Steering endless tracks or the like
- B62D11/20—Endless-track steering having pivoted bogie carrying track
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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
- B62D55/10—Bogies; Frames
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
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Abstract
The invention discloses an all-terrain walking structure based on a 10kV live working platform, which comprises a traction structure and an auxiliary structure, wherein the traction structure comprises a bearing box, a bearing plate, a crawler walking structure, a containing frame, a clamping rod, two limiting frames and two moving motors, the crawler walking structure is fixedly arranged at the bottom of the outer wall of the bearing box, working ports are formed in two sides of the outer wall of the bearing box, and the containing frame is provided with two parts. According to the crawler belt traction device, through the traction structure, stable assistance to a crawler belt walking structure can be achieved through the arrangement of the bearing plates, the situation that in the subsequent special field process, due to the fact that the crawler belt traction device is limited by a complex working environment, in the working environment with a large mountain area and a large gradient, auxiliary traction is rapidly achieved, the transition efficiency is improved, then in the subsequent use process, when efficient steering is needed, the auxiliary bearing box is used for steering through the rotating plates, the telescopic cylinders and the rotating motor, and the use convenience is improved.
Description
Technical Field
The invention belongs to the technical field of construction, and particularly relates to an all-terrain walking structure based on a 10kV live-line work platform.
Background
The insulating lifting platform is an overhaul platform which is made of glass fiber and epoxy resin serving as main materials and is made of a pultrusion glass fiber reinforced plastic rectangular hollow structural section, and a base made of iron can be used in a telescopic mode.
The lifting platform generally adopts an auxiliary driving structure, and generally adopts a wheel type or crawler type auxiliary transition.
The existing lifting platform is used in the actual use process, 10kV power transmission and power transformation projects cannot be performed on flat ground, power transmission and power transformation projects in mountainous regions and hills, particularly in the subsequent use process, the full-equal-shape turning field movement cannot be achieved, the inclined lifting platform is prone to inclining and side turning during the large-gradient driving process, and in the muddy and vegetation covering environment, wheel type or crawler type side slipping is prone to generating and stable movement cannot be achieved.
Disclosure of Invention
The invention aims to: the positioning polishing structure and the sealing structure can realize efficient positioning and clamping of steel pipes with different pipe diameters, slippage and sliding are avoided in the polishing process, eccentric polishing is generated in the polishing process, structural strength of the steel pipes is reduced finally, and then the sealing shell is combined in the polishing and antirust paint spraying processes, so that dust and antirust paint generated by rust removal are leaked into a working environment, the working environment of workers is guaranteed, industrial injuries are avoided, and the practicability of the rust-removing device is improved.
The technical scheme adopted by the invention is as follows: an all-terrain walking structure based on a 10kV live working platform comprises a traction structure and an auxiliary structure, the traction structure comprises a bearing box, a bearing plate, a crawler walking structure, a storage frame, a clamping and connecting rod, two limiting frames and two moving motors, the crawler belt walking structure is fixedly arranged at the bottom of the outer wall of the pressure-bearing box, the working openings are arranged at the two sides of the outer wall of the pressure-bearing box, two containing frames are arranged and are respectively and fixedly arranged at the two sides of the bottom of the inner wall of the pressure-bearing box, the bearing plate is embedded in the inner wall of the containing frame in a sliding way, the two limiting frames are respectively and fixedly arranged at the two sides of the bottom of the inner wall of the bearing box, the two moving motors are respectively arranged at the inner wall at one end of the limiting frames, which are close to each other, one of the mobile motors is connected to the center of the clamping rod through a screw thread of the screw rod, and two ends of the clamping rod are respectively clamped on the outer wall of the bearing plate; and
the auxiliary structure includes folding rod, folding cylinder, drive belt, drive wheel, traction wheel and location structure, the folding rod slides and inlays the inner wall department of locating the restriction frame the mobile motor passes through lead screw threaded connection in the one end department of folding rod, the installation of folding cylinder sets up in the both ends department of folding rod, the drive wheel rotates the one end of connecting in the folding rod, the drive wheel passes through the drive belt and rotates and set up in the one end department of traction wheel, location structure is fixed to be set up in the one end department of folding rod.
Furthermore, the folding rod comprises a traction plate, a positioning rod and a positioning cylinder.
Furthermore, the location cylinder is provided with two, two the location cylinder is installed respectively and is set up in the both ends department of traction plate, the fixed output end department that sets up in the location cylinder of locating lever, the traction plate is fixed to be set up in one end department of folding rod.
Furthermore, an installation cylinder is fixedly arranged at the center of the inner wall of the pressure-bearing box, and a rotating motor is fixedly arranged at the center of the top of the outer wall of the installation cylinder.
Furthermore, the output end of the rotating motor is fixedly provided with a telescopic cylinder through a rotor.
Furthermore, the outer wall of the telescopic cylinder is embedded in the center of the inner wall of the installation cylinder.
Furthermore, the output end of the telescopic cylinder is fixedly provided with a rotating plate through a transmission shaft.
Furthermore, the rotating plate is located at the center of the bottom of the outer wall of the pressure bearing box, and a plurality of auxiliary rods are fixedly arranged at the bottom of the outer wall of the rotating plate.
Furthermore, the outer wall both sides of pressure-bearing box have all seted up the working mouth.
Furthermore, the top of the outer wall of the bearing plate is provided with a positioning hole, and the positioning hole is matched with the positioning rod.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
according to the crawler belt traction device, through the traction structure, stable assistance to a crawler belt walking structure can be achieved through the arrangement of the bearing plates, the situation that in the subsequent special field process, due to the fact that the crawler belt traction device is limited by a complex working environment, in the working environment with a large mountain area and a large gradient, auxiliary traction is rapidly achieved, the transition efficiency is improved, then in the subsequent use process, when efficient steering is needed, the auxiliary bearing box is used for steering through the rotating plates, the telescopic cylinders and the rotating motor, and the use convenience is improved.
Drawings
FIG. 1 is a side cross-sectional view of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a side view of the present invention;
FIG. 4 is a side cross-sectional view of the present invention;
FIG. 5 is a bottom view of the present invention;
FIG. 6 is a top view of the present invention;
FIG. 7 is an upper and lower isometric view of the present invention;
fig. 8 is a perspective view of the rotating electric machine of the present invention;
fig. 9 is a side cross-sectional view of the present invention.
The labels in the figure are: 1. a pressure-bearing box; 2. a pressure bearing plate; 3. a folding bar; 4. a rotating plate; 5. a limit frame; 6. a moving motor; 101. a crawler traveling structure; 102. a working port; 201. a storage rack; 202. positioning holes; 203. a clamping and connecting rod; 301. a traction plate; 302. positioning a rod; 303. positioning the air cylinder; 304. a folding cylinder; 305. a transmission belt; 306. a driving wheel; 307. a traction wheel; 401. a rotating electric machine; 402. mounting the cylinder; 403. a telescopic cylinder; 404. a drive shaft; 405. an auxiliary lever.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-9, an all-terrain traveling structure based on a 10kV live working platform comprises a traction structure and an auxiliary structure, wherein the traction structure comprises a pressure-bearing box 1, a pressure-bearing plate 2, a crawler traveling structure 101, a storage rack 201, a clamping rod 203, two limiting frames 5 and two moving motors 6, the crawler traveling structure 101 is fixedly arranged at the bottom of the outer wall of the pressure-bearing box 1, a working opening 102 is arranged at two sides of the outer wall of the pressure-bearing box 1, the storage rack 201 is provided with two, the two storage racks 201 are respectively fixedly arranged at two sides of the bottom of the inner wall of the pressure-bearing box 1, the pressure-bearing plate 2 is slidably embedded at the inner wall of the storage rack 201, the two limiting frames 5 are respectively fixedly arranged at two sides of the bottom of the inner wall of the pressure-bearing box 1, the two moving motors 6 are respectively arranged at the inner wall at one end of the limiting frames 5 close to each other, one moving motor 6 is connected to the center of the clamping rod 203 through a screw thread, two ends of the clamping rod 203 are clamped on the outer wall of the bearing plate 2 respectively; and
the auxiliary structure includes folding rod 3, folding cylinder 304, drive belt 305, drive wheel 306, traction wheel 307 and location structure, folding rod 3 slides and inlays the one end department that locates the inner wall department mobile motor 6 of restriction frame 5 through lead screw threaded connection in folding rod 3, folding cylinder 304 installs and sets up in the both ends department of folding rod 3, drive wheel 306 rotates the one end of connecting in folding rod 3, drive wheel 306 rotates through drive belt 305 and sets up in the one end department of traction wheel 307, location structure is fixed to be set up in the one end department of folding rod 3.
In this embodiment: through pulling the structure, can realize carrying out efficient traction and deployment to bearing plate 2, avoid in follow-up use, especially in the comparatively dense operational environment of vegetation, can avoid track walking structure 101 structure to produce the problem of slippage and sideslip, secondly through auxiliary structure, can assist this all terrain walking structure based on 10kV live working platform to carry out the climbing assistance of certain slope, avoid producing in the great operational environment of slope, make and produce all terrain throughput and lack, through folding rod 3, folding cylinder 304 and traction wheel 307, can realize efficient auxiliary power, drive bearing box 1 and remove, in follow-up use, the throughput strengthens.
Specifically, the folding rod 3 includes a pulling plate 301, a positioning rod 302 and a positioning cylinder 303.
In this embodiment: through traction plate 301, locating lever 302 and location cylinder 303, can assist joint rod 203 to carry out the high-efficient supplementary laying of drawing to bearing plate 2.
Specifically, location cylinder 303 is provided with two, and two location cylinders 303 are installed respectively and are set up in the both ends department of hitch plate 301, and the fixed output end department that sets up in location cylinder 303 of locating lever 302, and hitch plate 301 is fixed to be set up in one end department of folding rod 3.
In this embodiment: fix through locating lever 302 and set up in the output end department of location cylinder 303, the fixed one end department that sets up in folding rod 3 of traction plate 301 can assist the realization to putting of bearing plate 2.
Specifically, an installation cylinder 402 is fixedly arranged at the center of the inner wall of the pressure-bearing box 1, and a rotating motor 401 is fixedly arranged at the center of the top of the outer wall of the installation cylinder 402.
In this embodiment: through rotating electrical machines 401, can realize providing rotary power to rotor plate 4, assist pressure-bearing box 1 and turn to.
Specifically, an output end of the rotating electrical machine 401 is fixedly provided with a telescopic cylinder 403 through a rotor.
In this embodiment: the working height of the rotating plate 4 can be adjusted by the telescopic cylinder 403.
Specifically, the outer wall of the telescopic cylinder 403 is embedded in the center of the inner wall of the mounting tube 402.
In this embodiment: the outer wall of the telescopic cylinder 403 is embedded in the center of the inner wall of the mounting tube 402, so that the working stability of the telescopic cylinder 403 can be ensured.
Specifically, the output end of the telescopic cylinder 403 is fixedly provided with the rotating plate 4 through the transmission shaft 404.
In this embodiment: the output end of the telescopic cylinder 403 is fixedly provided with the rotating plate 4 through the transmission shaft 404, so that the working torque can be provided.
Specifically, the rotating plate 4 is located at the center of the bottom of the outer wall of the pressure-bearing box 1, and a plurality of auxiliary rods 405 are fixedly arranged at the bottom of the outer wall of the rotating plate 4.
In this embodiment: by the auxiliary lever 405, the working stability can be improved.
Specifically, the two sides of the outer wall of the pressure-bearing box 1 are both provided with working ports 102.
In this embodiment: through the working port 102, the work of efficiently arranging the bearing plate 2 can be realized.
Specifically, the top of the outer wall of the pressure bearing plate 2 is provided with a positioning hole 202, and the positioning hole 202 is matched with the positioning rod 302.
In this embodiment: the positioning holes 202 and the positioning rods 302 can assist the arrangement of the pressure bearing plate 2.
The working principle is as follows: the crawler belt walking structure 101 is used for entering a designated working environment, after the work is finished, when the transition work is needed, when the vegetation is too dense, the crawler belt walking structure 101 can slip and sink into silt, such working conditions are complicated, the bearing plate 2 is used for auxiliary travel, one of the moving motors 6 is started to drive the clamping rod 203 to move, the clamping rod 203 drives the bearing plate 2 to move, the sliding groove is formed in the outer wall of the containing frame 201 to assist in moving, the other moving motor 6 is started to drive the folding rod 3 to move, then the folding cylinder 304 is used for realizing efficient driving of the folding rod 3, then the positioning rod 302 and the positioning hole 202 are used for realizing relay driving of the bearing plate 2 to move, after the bearing plate 2 is deployed, the crawler belt walking structure 101 is assisted to move, when the auxiliary steering is needed, the telescopic cylinder 403 is started, so that the auxiliary rod 405 is inserted into the working surface, and then the rotating motor 401 is started, so that the pressure-bearing box 1 rotates, the steering is convenient, when climbing is needed, the driving belt 305 and the driving wheel 306 are adopted to drive the traction wheel 307 to rotate, and the climbing is assisted.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An all-terrain walking structure based on a 10kV live working platform comprises a traction structure and an auxiliary structure, and is characterized in that the traction structure comprises a bearing box (1), a bearing plate (2), a crawler walking structure (101), storage frames (201), a clamping rod (203), two limiting frames (5) and two moving motors (6), the crawler walking structure (101) is fixedly arranged at the bottom of the outer wall of the bearing box (1), a working port (102) is arranged at two sides of the outer wall of the bearing box (1), the storage frames (201) are provided with two, the two storage frames (201) are respectively and fixedly arranged at two sides of the bottom of the inner wall of the bearing box (1), the bearing plate (2) is slidably embedded at the inner wall of the storage frames (201), and the two limiting frames (5) are respectively and fixedly arranged at two sides of the bottom of the inner wall of the bearing box (1), the two mobile motors (6) are respectively arranged on the inner wall of one end, close to each other, of the limiting frame (5), one of the mobile motors (6) is connected to the center of the clamping rod (203) through a screw rod in a threaded manner, and the two ends of the clamping rod (203) are respectively clamped on the outer wall of the bearing plate (2); and
auxiliary structure includes folding rod (3), folding cylinder (304), drive belt (305), drive wheel (306), traction wheel (307) and location structure, folding rod (3) slip inlays and locates the inner wall department of restriction frame (5) moving motor (6) pass through the one end department of lead screw threaded connection in folding rod (3), folding cylinder (304) installation sets up in the both ends department of folding rod (3), drive wheel (306) rotate to be connected in the one end of folding rod (3), drive wheel (306) rotate through drive belt (305) and set up in the one end department of traction wheel (307), location structure is fixed to be set up in the one end department of folding rod (3).
2. The all-terrain walking structure based on the 10kV live working platform as claimed in claim 1, wherein: the folding rod (3) comprises a traction plate (301), a positioning rod (302) and a positioning cylinder (303).
3. The all-terrain walking structure based on the 10kV live working platform as claimed in claim 2, wherein: the utility model discloses a folding rod, including location cylinder (303), location cylinder (303) are provided with two, two location cylinder (303) install respectively and set up in the both ends department of traction plate (301), location pole (302) are fixed to be set up in the output end department of location cylinder (303), traction plate (301) are fixed to be set up in one end department of folding rod (3).
4. The all-terrain walking structure based on the 10kV live-wire work platform as claimed in claim 3, wherein: an installation cylinder (402) is fixedly arranged at the center of the inner wall of the pressure-bearing box (1), and a rotating motor (401) is fixedly arranged at the center of the top of the outer wall of the installation cylinder (402).
5. The all-terrain walking structure based on the 10kV live-wire work platform as claimed in claim 4, wherein: and the output end of the rotating motor (401) is fixedly provided with a telescopic cylinder (403) through a rotor.
6. The all-terrain walking structure based on the 10kV live-wire work platform as claimed in claim 5, wherein: the outer wall of the telescopic cylinder (403) is embedded in the center of the inner wall of the installation cylinder (402).
7. The all-terrain walking structure based on the 10kV live-wire work platform as claimed in claim 6, wherein: the output end of the telescopic cylinder (403) is fixedly provided with a rotating plate (4) through a transmission shaft (404).
8. The all-terrain walking structure based on the 10kV live-wire work platform as claimed in claim 7, wherein: the rotating plate (4) is located at the center of the bottom of the outer wall of the pressure-bearing box (1), and a plurality of auxiliary rods (405) are fixedly arranged at the bottom of the outer wall of the rotating plate (4).
9. The all-terrain walking structure based on the 10kV live-wire work platform as claimed in claim 8, wherein: working openings (102) are formed in two sides of the outer wall of the pressure bearing box (1).
10. The all-terrain walking structure based on the 10kV live-wire work platform as claimed in claim 9, wherein: locating hole (202) have all been seted up at the outer wall top of bearing plate (2), and locating hole (202) and locating lever (302) match each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110983306.3A CN113619698B (en) | 2021-08-25 | 2021-08-25 | All-terrain walking structure based on 10kV live working platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110983306.3A CN113619698B (en) | 2021-08-25 | 2021-08-25 | All-terrain walking structure based on 10kV live working platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113619698A true CN113619698A (en) | 2021-11-09 |
| CN113619698B CN113619698B (en) | 2022-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110983306.3A Active CN113619698B (en) | 2021-08-25 | 2021-08-25 | All-terrain walking structure based on 10kV live working platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475834A (en) * | 2022-01-21 | 2022-05-13 | 江苏英拓动力科技有限公司 | Remote control hydraulic direction correction system of unmanned tracked vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0715030A1 (en) * | 1994-12-02 | 1996-06-05 | Caterpillar Inc. | Variable gage undercarriage arrangement |
| CN204077838U (en) * | 2014-07-26 | 2015-01-07 | 何嘉俊 | Tracked agricultural Operation Van walking chassis |
| US20160332554A1 (en) * | 2015-05-13 | 2016-11-17 | Stratom, Inc. | Robotic cargo system |
| CN106437511A (en) * | 2016-12-01 | 2017-02-22 | 中铁工程机械研究设计院有限公司 | Modularized multifunctional drill jambo system |
| US9796435B1 (en) * | 2016-08-12 | 2017-10-24 | Crazy Turtle Robotic Platforms, LLC. | Retractable assembly comprising a platform |
| CN109398007A (en) * | 2017-08-15 | 2019-03-01 | 中国科学院沈阳自动化研究所 | A kind of seabed ore gathering vehicle walking chassis and its self-rescue method |
| CN210746112U (en) * | 2019-07-18 | 2020-06-16 | 烟台大学 | All-round fruit picking vehicle |
-
2021
- 2021-08-25 CN CN202110983306.3A patent/CN113619698B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0715030A1 (en) * | 1994-12-02 | 1996-06-05 | Caterpillar Inc. | Variable gage undercarriage arrangement |
| CN204077838U (en) * | 2014-07-26 | 2015-01-07 | 何嘉俊 | Tracked agricultural Operation Van walking chassis |
| US20160332554A1 (en) * | 2015-05-13 | 2016-11-17 | Stratom, Inc. | Robotic cargo system |
| US9796435B1 (en) * | 2016-08-12 | 2017-10-24 | Crazy Turtle Robotic Platforms, LLC. | Retractable assembly comprising a platform |
| CN106437511A (en) * | 2016-12-01 | 2017-02-22 | 中铁工程机械研究设计院有限公司 | Modularized multifunctional drill jambo system |
| CN109398007A (en) * | 2017-08-15 | 2019-03-01 | 中国科学院沈阳自动化研究所 | A kind of seabed ore gathering vehicle walking chassis and its self-rescue method |
| CN210746112U (en) * | 2019-07-18 | 2020-06-16 | 烟台大学 | All-round fruit picking vehicle |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475834A (en) * | 2022-01-21 | 2022-05-13 | 江苏英拓动力科技有限公司 | Remote control hydraulic direction correction system of unmanned tracked vehicle |
| CN114475834B (en) * | 2022-01-21 | 2023-01-31 | 江苏英拓动力科技有限公司 | Remote control hydraulic direction correction system of unmanned tracked vehicle |
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| CN113619698B (en) | 2022-09-16 |
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