CN111704088A - Safety protection urban line maintains and uses lift truck - Google Patents
Safety protection urban line maintains and uses lift truck Download PDFInfo
- Publication number
- CN111704088A CN111704088A CN202010603832.8A CN202010603832A CN111704088A CN 111704088 A CN111704088 A CN 111704088A CN 202010603832 A CN202010603832 A CN 202010603832A CN 111704088 A CN111704088 A CN 111704088A
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- China
- Prior art keywords
- frame
- support
- hydraulic
- cylinder body
- lift truck
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60D—VEHICLE CONNECTIONS
- B60D1/00—Traction couplings; Hitches; Draw-gear; Towing devices
- B60D1/24—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions
- B60D1/42—Traction couplings; Hitches; Draw-gear; Towing devices characterised by arrangements for particular functions for being adjustable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/02—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
- B66F17/006—Safety devices, e.g. for limiting or indicating lifting force for working platforms
Abstract
The invention belongs to the technical field of line maintenance devices, and particularly relates to a lift truck for maintaining a safety protection urban line; the traction vehicle comprises a traction vehicle head and a main body frame, wherein the main body frame comprises a left main frame and a right main frame, a front cross beam, a rear cross beam and a main connecting shaft are connected between the left main frame and the right main frame, the main connecting shaft is connected with a hydraulic column cylinder body through a hydraulic column base, a first lifting column, a second lifting column and a third lifting column are arranged in the hydraulic column cylinder body, and an operation platform is arranged at the top of the third lifting column; a diagonal hydraulic support is connected between the hydraulic column cylinder body and the front cross beam, a side support is arranged in the middle of the hydraulic column cylinder body, a side support connecting seat is arranged on the top surface of the main body frame, and the side support connecting seat is connected with a side support; the top of the front cross beam is provided with a support frame, the side surface of the main body frame is connected with a side support, and the side support is connected with a support leg; the invention can assist line maintenance workers to ascend and provide safety protection for the line maintenance workers, so as to reduce the labor intensity and improve the working efficiency.
Description
Technical Field
The invention belongs to the technical field of line maintenance devices, and particularly relates to a lift truck for maintaining a safety protection urban line.
Background
In the process of urban construction, the laying of power lines and communication lines cannot be avoided, particularly in the current information era of high-speed development, the perfection of the power lines and the communication optical cable lines is closely related to people, the power lines provide energy necessary for daily activities, the communication optical cable lines provide a large part of important daily required information, therefore, the maintenance and management of the power lines and the communication optical cables are highly valued by people, the situations of insufficient and intermittent power supply and the like can be caused by improper maintenance of the power cables in one region, and a lot of important information cannot be transmitted by the communication optical cables if the maintenance is improper; there are a large amount of power lines and communication line to be overhead line in the city at present, and the staff need utilize the extension ladder or remove instrument such as ladder of ascending a height to carry out frequent operation of ascending a height when maintaining it, and intensity of labour is big, and is inefficient, and the during operation does not have special work platform and protection, and the security is poor, consequently, it is very necessary to provide a safety protection lift truck for urban line maintenance that can assist the staff to ascend a height the operation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the lift truck for the line maintenance of the safety protection city, which has a reasonable structure and convenient operation and use, can assist line maintenance workers to perform ascending operation so as to reduce the labor intensity and improve the working efficiency.
The purpose of the invention is realized as follows: the utility model provides a lift truck for safety protection urban line maintenance, it is including drawing locomotive and main body frame, draw the locomotive with main body frame passes through the link and rotates the connection, main body frame is including left main frame and right main frame, left side main frame with be connected with front beam, back beam and main connecting axle between the right main frame, the main connecting axle rotates through hydraulic column base and is connected with hydraulic column cylinder body, be provided with first lift post, second lift post and third lift post in the hydraulic column cylinder body, the hydraulic column cylinder body first lift post, second lift post and the upper portion of third lift post respectively fixedly connected with first link, second link, third link and fourth link, the lower part of first link, the second link, the third link and the fourth link respectively fixedly connected with first ladder, The top of the third lifting column is provided with an operating platform; a diagonal hydraulic support is connected between the lower part of the hydraulic column cylinder body and the front cross beam, side supports are arranged in the middle of the left side and the right side of the hydraulic column cylinder body, side support connecting seats are arranged on the top surfaces of the left main frame and the right main frame, the side support connecting seats are rotatably connected with one ends of side supports, and the other ends of the side supports are pressed against the side supports; the top of front beam is provided with the support frame, the side of left side main frame with the right side main frame all rotates and is connected with the collateral branch frame, the collateral branch frame is connected with the landing leg.
The connecting joint is a universal joint for traction.
The top of the third lifting column is connected with a platform connecting seat plate, and the third lifting column is connected with the operating platform through the platform connecting seat plate.
The operating platform is provided with a guardrail, and the guardrail is provided with an externally-hung tool box.
The lower part of the hydraulic column cylinder body is rotatably connected with the oblique hydraulic support through a second connecting seat, and the front cross beam is rotatably connected with the oblique hydraulic support through a first connecting seat.
The side support connecting seat comprises a connecting bottom plate, a lower vertical plate is arranged on the connecting bottom plate, a connecting top plate is connected to the bottom of the side support, an upper vertical plate is connected to the bottom of the connecting top plate, and the upper vertical plate is rotatably connected with the lower vertical plate through a supporting shaft.
The support frame is including the support post, two be connected with supporting beam between the support post, the support post with be provided with the support sloping between the supporting beam, it is provided with the support arc board to support the sloping top.
The landing leg is scalable landing leg, the landing leg bottom is rotated and is connected with the backing plate.
The invention has the beneficial effects that: the invention relates to a lift truck for safety protection urban line maintenance, which mainly comprises a traction vehicle head and a main body frame, wherein the main body frame consists of a left main frame, a right main frame, a front cross beam and a rear cross beam, a hydraulic column cylinder body is rotationally connected with a main connecting shaft between the left main frame and the right main frame through a hydraulic column base, the hydraulic column cylinder body can be pulled down and leaned on a supporting frame through a diagonal hydraulic support so as to reduce the height of the hydraulic column cylinder body in a non-working state and be convenient to move and park, the hydraulic column cylinder body is pushed to be vertical and ensure the stability of the hydraulic column cylinder body in the front and rear directions through the diagonal hydraulic support in working, a side bracket ensures the stability of the hydraulic column cylinder body in the left and right directions, three stages of lifting columns are arranged in the hydraulic column cylinder body, an operating platform for workers to work is arranged at the top of the innermost third lifting column, and the safety protection for overhead operation is provided for the, workers can go up to the operating platform through each straight ladder, can adjust the operating position at any time through the traction headstock, do not change frequently and ascend, effectively reduce the labor intensity and improve the working efficiency; when the lifting vehicle works, if the height of the operating platform is higher, the overall stability of the lifting vehicle can be improved by stretching the side supports and supporting the support legs, and the lifting vehicle is convenient and efficient; the line climbing device is reasonable in overall structure and convenient to use, and can assist line maintenance workers in climbing operation and provide safety protection for the line maintenance workers, so that the labor intensity is reduced, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of a lift truck for maintaining a safety protection urban line in a vertical state of a cylinder body of a hydraulic column.
Fig. 2 is a schematic structural view of the lift truck for maintaining the safety protection urban line in an inclined state.
Fig. 3 is a schematic structural view of a main frame of the lift truck for maintaining the safety protection urban line.
Fig. 4 is a schematic structural view of a side bracket of the lift truck for maintaining the safety protection urban line.
Fig. 5 is a schematic structural view of a support frame of the lift truck for maintaining the safety protection urban line.
Fig. 6 is a schematic structural view in the direction of a-a in fig. 5.
Fig. 7 is a schematic structural view of a side bracket connecting seat of the lift truck for maintaining the safety protection urban line.
In the figure: 1. the traction vehicle head 2, a support frame 3, a first connecting seat 4, a side support 5, a second connecting seat 6, a hydraulic column cylinder 7, a first connecting frame 8, a second connecting frame 9, a third connecting frame 10, a fourth connecting frame 11, an operating platform 12, a third lifting column 13, a second lifting column 14, a first lifting column 15, a fourth vertical ladder 16, a third vertical ladder 17, a second vertical ladder 18, a first vertical ladder 19, a side support 20, a rear cross beam 21, a hydraulic column base 22, a support leg 23, a diagonal hydraulic support 24, a right main frame 25, a traveling wheel 26, a front cross beam 27, a connecting joint 28, a left main frame 29, a side support 30, a side support connecting seat 31, a main connecting shaft 32, a cushion plate 33, a support vertical column 34, a support cross beam 35, a support oblique beam 36, a support arc plate 37, a connecting bottom plate 38, The lower vertical plate 39, the upper vertical plate 40, the supporting shaft 41 and the connecting top plate.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-4, a lift truck for maintaining a safety protection urban line comprises a traction head 1 and a main body frame, wherein the traction head 1 is rotatably connected with the main body frame through a connecting joint 27, the main body frame comprises a left main frame 28 and a right main frame 24, a front cross beam 26, a rear cross beam 20 and a main connecting shaft 31 are connected between the left main frame 28 and the right main frame 24, the main connecting shaft 31 is rotatably connected with a hydraulic column cylinder body 6 through a hydraulic column base 21, a first lifting column 14, a second lifting column 13 and a third lifting column 12 are arranged in the hydraulic column cylinder body 6, the first lifting column 14, the second lifting column 13 and the third lifting column 12 are respectively and fixedly connected with a first connecting frame 7, a second connecting frame 8, a third connecting frame 9 and a fourth connecting frame 10 at the upper parts thereof, the lower parts of the first connecting frame 7, the second connecting frame 8, the third connecting frame 9 and the fourth connecting frame 10 are respectively and fixedly connected with a first straight ladder 18, a second straight ladder 17, a third straight ladder 16 and a fourth straight ladder 15, and the top of the third lifting column 12 is provided with an operating platform 11; a diagonal hydraulic support 23 is connected between the lower part of the hydraulic column cylinder body 6 and the front cross beam 26, side supports 19 are arranged in the middle of the left side and the right side of the hydraulic column cylinder body 6, side support connecting seats 30 are arranged on the top surfaces of the left main frame 28 and the right main frame 24, the side support connecting seats 30 are rotatably connected with one ends of the side supports 4, and the other ends of the side supports 4 are pressed against the side supports 19; the top of the front cross beam 26 is provided with a support frame 2, the side surfaces of the left main frame 28 and the right main frame 24 are rotatably connected with side supports 29, and the side supports 29 are connected with supporting legs 22.
The invention relates to a lift truck for safety protection urban line maintenance, which mainly comprises a traction vehicle head 1 and a main body frame, wherein the main body frame consists of a left main frame 28, a right main frame 24, a front cross beam 26 and a rear cross beam 20, a hydraulic column cylinder body 6 is rotationally connected with a main connecting shaft 31 between the left main frame 28 and the right main frame 24 through a hydraulic column base 21, the hydraulic column cylinder body 6 can be pulled down and leaned on a supporting frame 2 through a diagonal hydraulic support 23 so as to reduce the height of the hydraulic column cylinder body in a non-working state and be convenient to move and park, the hydraulic column cylinder body 6 is pushed to be vertical and ensure the stability of the hydraulic column cylinder body in the front-rear direction through the diagonal hydraulic support 23 during working, a side bracket 4 ensures the stability of the hydraulic column in the left-right direction, three-stage lifting columns are arranged in the hydraulic column cylinder body 6, an operation platform 11 for working personnel is arranged at the top of an innermost third, the upper parts of the lifting columns at all levels are connected with corresponding straight ladders through corresponding connecting frames, so that workers can go up to the operating platform through the straight ladders 11, can adjust the operation position at any time through the traction headstock 1, frequent ascending is not changed, the labor intensity is effectively reduced, and the working efficiency is improved; when the lifting vehicle works, if the height of the operating platform 11 is high, the overall stability of the lifting vehicle can be improved by extending the side bracket 29 and supporting the supporting legs 22, and the lifting vehicle is convenient and efficient; the line climbing device is reasonable in overall structure and convenient to use, and can assist line maintenance workers in climbing operation and provide safety protection for the line maintenance workers, so that the labor intensity is reduced, and the working efficiency is improved.
Example 2
As shown in fig. 1-7, a lift truck for maintaining safety protection city lines comprises a traction head 1 and a main frame, wherein the traction head 1 is rotatably connected with the main frame through a connecting joint 27, the main frame comprises a left main frame 28 and a right main frame 24, a front cross beam 26, a rear cross beam 20 and a main connecting shaft 31 are connected between the left main frame 28 and the right main frame 24, the main connecting shaft 31 is rotatably connected with a hydraulic column cylinder 6 through a hydraulic column base 21, a first lifting column 14, a second lifting column 13 and a third lifting column 12 are arranged in the hydraulic column cylinder 6, the first lifting column 14, the second lifting column 13 and the third lifting column 12 are respectively and fixedly connected with a first connecting frame 7, a second connecting frame 8, a third connecting frame 9 and a fourth connecting frame 10 at the upper parts thereof, the lower parts of the first connecting frame 7, the second connecting frame 8, the third connecting frame 9 and the fourth connecting frame 10 are respectively and fixedly connected with a first straight ladder 18, a second straight ladder 17, a third straight ladder 16 and a fourth straight ladder 15, and the top of the third lifting column 12 is provided with an operating platform 11; a diagonal hydraulic support 23 is connected between the lower part of the hydraulic column cylinder body 6 and the front cross beam 26, side supports 19 are arranged in the middle of the left side and the right side of the hydraulic column cylinder body 6, side support connecting seats 30 are arranged on the top surfaces of the left main frame 28 and the right main frame 24, the side support connecting seats 30 are rotatably connected with one ends of the side supports 4, and the other ends of the side supports 4 are pressed against the side supports 19; the top of the front cross beam 26 is provided with a support frame 2, the side surfaces of the left main frame 28 and the right main frame 24 are rotatably connected with side supports 29, and the side supports 29 are connected with supporting legs 22.
For better effect, the connecting joint 27 is a universal joint for traction, so that the traction of the traction vehicle head 1 on the main body frame is facilitated, and the operability is improved.
For better effect, a platform connection seat plate is connected to the top of the third lifting column 12, and the third lifting column 12 is connected to the operating platform 11 through the platform connection seat plate, so as to improve the strength and stability of connection between the third lifting column 12 and the operating platform 11.
For better effect, be provided with the guardrail on the operation platform 11, provide safety protection for the staff, be provided with outer hanging toolbox on the guardrail, can deposit various instruments, the staff of being convenient for improves its work efficiency at high altitude construction.
For better effect, the lower part of the hydraulic column cylinder body 6 is rotatably connected with the inclined hydraulic support 23 through the second connecting seat 5, the front cross beam 26 is rotatably connected with the inclined hydraulic support 23 through the first connecting seat 3, and the stability of connection of the inclined hydraulic support 23 with the front cross beam 26 and the hydraulic column cylinder body 6 is improved, so that safe and effective push-pull operation is performed on the hydraulic column cylinder body 6.
For better effect, the side bracket connecting seat 30 includes a connecting bottom plate 37, a lower vertical plate 38 is arranged on the connecting bottom plate 37, a connecting top plate 41 is connected to the bottom of the side bracket 4, an upper vertical plate 39 is connected to the bottom of the connecting top plate 41, the upper vertical plate 39 is rotatably connected to the lower vertical plate 38 through a supporting shaft 40, and the side bracket 4 can be rotatably connected to the main body frame through the side bracket connecting seat 30, so that the hydraulic cylinder body 6 can be effectively supported, and the stability of the hydraulic cylinder body during operation can be ensured.
For better effect, the support frame 2 comprises support columns 33, two support beams 34 are connected between the support columns 33, support oblique beams 35 are arranged between the support columns 33 and the support beams 34, support arc plates 36 are arranged at the tops of the support oblique beams 35, and the support arc plates 36 can be in full contact with the hydraulic column cylinder 6 to provide effective support for the hydraulic column cylinder.
For better effect, landing leg 22 is scalable landing leg, landing leg 22 bottom is rotated and is connected with backing plate 32, supports through backing plate 32 that can rock and presses ground and provides effective support for this lift truck, can improve the adaptability to the uneven ground of height.
The invention relates to a lift truck for safety protection urban line maintenance, which mainly comprises a traction vehicle head 1 and a main body frame, wherein the main body frame consists of a left main frame 28, a right main frame 24, a front cross beam 26 and a rear cross beam 20, a hydraulic column cylinder body 6 is rotationally connected with a main connecting shaft 31 between the left main frame 28 and the right main frame 24 through a hydraulic column base 21, the hydraulic column cylinder body 6 can be pulled down and leaned on a supporting frame 2 through a diagonal hydraulic support 23 so as to reduce the height of the hydraulic column cylinder body in a non-working state and be convenient to move and park, the hydraulic column cylinder body 6 is pushed to be vertical and ensure the stability of the hydraulic column cylinder body in the front-rear direction through the diagonal hydraulic support 23 during working, a side bracket 4 ensures the stability of the hydraulic column in the left-right direction, three-stage lifting columns are arranged in the hydraulic column cylinder body 6, an operation platform 11 for working personnel is arranged at the top of an innermost third, the upper parts of the lifting columns at all levels are connected with corresponding straight ladders through corresponding connecting frames, so that workers can go up to the operating platform through the straight ladders 11, can adjust the operation position at any time through the traction headstock 1, frequent ascending is not changed, the labor intensity is effectively reduced, and the working efficiency is improved; when the lifting vehicle works, if the height of the operating platform 11 is high, the overall stability of the lifting vehicle can be improved by extending the side bracket 29 and supporting the supporting legs 22, and the lifting vehicle is convenient and efficient; the line climbing device is reasonable in overall structure and convenient to use, and can assist line maintenance workers in climbing operation and provide safety protection for the line maintenance workers, so that the labor intensity is reduced, and the working efficiency is improved.
Claims (8)
1. The utility model provides a safety protection urban line maintains and uses lift truck, it is including drawing locomotive (1) and main body frame, its characterized in that: the traction vehicle head (1) is rotatably connected with the main body frame through a connecting joint (27), the main body frame comprises a left main frame (28) and a right main frame (24), a front cross beam (26), a rear cross beam (20) and a main connecting shaft (31) are connected between the left main frame (28) and the right main frame (24), the main connecting shaft (31) is rotatably connected with a hydraulic column cylinder body (6) through a hydraulic column base (21), a first lifting column (14), a second lifting column (13) and a third lifting column (12) are arranged in the hydraulic column cylinder body (6), the upper parts of the hydraulic column cylinder body (6), the first lifting column (14), the second lifting column (13) and the third lifting column (12) are fixedly connected with a first connecting frame (7), a second connecting frame (8), a third connecting frame (9) and a fourth connecting frame (10) respectively, the lower parts of the first connecting frame (7), the second connecting frame (8), the third connecting frame (9) and the fourth connecting frame (10) are respectively and fixedly connected with a first straight ladder (18), a second straight ladder (17), a third straight ladder (16) and a fourth straight ladder (15), and the top of the third lifting column (12) is provided with an operating platform (11); a diagonal hydraulic support (23) is connected between the lower part of the hydraulic column cylinder body (6) and the front cross beam (26), side supports (19) are arranged in the middle of the left side and the right side of the hydraulic column cylinder body (6), side support connecting seats (30) are arranged on the top surfaces of the left main frame (28) and the right main frame (24), one end of a side support (4) is rotatably connected to each side support connecting seat (30), and the other end of the side support (4) is pressed against the side supports (19); the top of front beam (26) is provided with support frame (2), the side of left main frame (28) and right main frame (24) all rotates and is connected with side support (29), side support (29) are connected with landing leg (22).
2. The lift truck for the maintenance of safety city lines as claimed in claim 1, wherein: the connecting joint (27) is a universal joint for traction.
3. The lift truck for the maintenance of safety city lines as claimed in claim 1, wherein: the top of the third lifting column (12) is connected with a platform connecting seat plate, and the third lifting column (12) is connected with the operating platform (11) through the platform connecting seat plate.
4. The lift truck for the maintenance of safety city lines as claimed in claim 1, wherein: the operation platform (11) is provided with a guardrail, and the guardrail is provided with an external hanging tool box.
5. The lift truck for the maintenance of safety city lines as claimed in claim 1, wherein: the lower part of the hydraulic column cylinder body (6) is rotatably connected with the inclined-pulling hydraulic support (23) through a second connecting seat (5), and the front cross beam (26) is rotatably connected with the inclined-pulling hydraulic support (23) through a first connecting seat (3).
6. The lift truck for the maintenance of safety city lines as claimed in claim 1, wherein: the side support connecting seat (30) comprises a connecting bottom plate (37), a lower vertical plate (38) is arranged on the connecting bottom plate (37), a connecting top plate (41) is connected to the bottom of the side support (4), an upper vertical plate (39) is connected to the bottom of the connecting top plate (41), and the upper vertical plate (39) is rotatably connected with the lower vertical plate (38) through a supporting shaft (40).
7. The lift truck for the maintenance of safety city lines as claimed in claim 1, wherein: the support frame (2) is including supporting column (33), two be connected with supporting beam (34) between supporting column (33), supporting column (33) with be provided with between supporting beam (34) and support sloping (35), support sloping (35) top and be provided with support arc board (36).
8. The lift truck for the maintenance of safety city lines as claimed in claim 1, wherein: the landing leg (22) is telescopic, and a base plate (32) is rotatably connected to the bottom end of the landing leg (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010603832.8A CN111704088A (en) | 2020-06-29 | 2020-06-29 | Safety protection urban line maintains and uses lift truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010603832.8A CN111704088A (en) | 2020-06-29 | 2020-06-29 | Safety protection urban line maintains and uses lift truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111704088A true CN111704088A (en) | 2020-09-25 |
Family
ID=72544348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010603832.8A Pending CN111704088A (en) | 2020-06-29 | 2020-06-29 | Safety protection urban line maintains and uses lift truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111704088A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2863755Y (en) * | 2005-12-26 | 2007-01-31 | 中汽商用汽车有限公司(杭州) | Levelling device for overhead working truck platform draw-in rod |
| CN201236131Y (en) * | 2008-05-23 | 2009-05-13 | 杭州爱知工程车辆有限公司 | Intelligent control system of high-altitude operation car and high-altitude operation car thereof |
| CN105000514A (en) * | 2015-07-07 | 2015-10-28 | 威海高丽亚汽车销售有限公司 | Scaling ladder having second-stage linkage carrying truck |
| CN205998960U (en) * | 2016-08-31 | 2017-03-08 | 河北建设集团安装工程有限公司 | A kind of special lowering or hoisting gear of dynamo-electric installation |
| CN106517043A (en) * | 2016-11-16 | 2017-03-22 | 国网山东省电力公司龙口市供电公司 | Power test climbing falling-prevention device |
| CN208054841U (en) * | 2018-02-05 | 2018-11-06 | 广东和发输变电安装有限公司 | A kind of power transmission and transformation installation engineering truck |
-
2020
- 2020-06-29 CN CN202010603832.8A patent/CN111704088A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2863755Y (en) * | 2005-12-26 | 2007-01-31 | 中汽商用汽车有限公司(杭州) | Levelling device for overhead working truck platform draw-in rod |
| CN201236131Y (en) * | 2008-05-23 | 2009-05-13 | 杭州爱知工程车辆有限公司 | Intelligent control system of high-altitude operation car and high-altitude operation car thereof |
| CN105000514A (en) * | 2015-07-07 | 2015-10-28 | 威海高丽亚汽车销售有限公司 | Scaling ladder having second-stage linkage carrying truck |
| CN205998960U (en) * | 2016-08-31 | 2017-03-08 | 河北建设集团安装工程有限公司 | A kind of special lowering or hoisting gear of dynamo-electric installation |
| CN106517043A (en) * | 2016-11-16 | 2017-03-22 | 国网山东省电力公司龙口市供电公司 | Power test climbing falling-prevention device |
| CN208054841U (en) * | 2018-02-05 | 2018-11-06 | 广东和发输变电安装有限公司 | A kind of power transmission and transformation installation engineering truck |
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Application publication date: 20200925 |