CN119349479B - An engineering hydraulic lifting platform for mining - Google Patents
An engineering hydraulic lifting platform for mining Download PDFInfo
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- CN119349479B CN119349479B CN202411896093.0A CN202411896093A CN119349479B CN 119349479 B CN119349479 B CN 119349479B CN 202411896093 A CN202411896093 A CN 202411896093A CN 119349479 B CN119349479 B CN 119349479B
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- vehicle
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- platform
- top plate
- lifting
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- 238000005065 mining Methods 0.000 title claims abstract description 24
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 22
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 239000011435 rock Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 230000003137 locomotive effect Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000002349 favourable effect Effects 0.000 description 4
- 241000282326 Felis catus Species 0.000 description 3
- 230000009194 climbing Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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
- B66F11/042—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 actuated by lazy-tongs mechanisms or articulated levers
-
- 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
- B66F13/00—Common constructional features or accessories
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
本发明涉及一种用于矿山采矿的工程液压升降平台，涉及工程机械技术领域，其包括工程车和工作平台，所述工程车包括车头、车板和车轮，车轮均匀设置于车头和车板的底端，车板上设有若干升降油缸，升降油缸的活塞杆与工作平台固定连接，工作平台的两侧开设有移动槽，所述移动槽内设有双向螺杆，双向螺杆的两端螺纹连接有下滑块，所述工作平台的上方水平设置有顶板，顶板下端面的两侧均设有两个上滑块，所述工作平台的两侧和顶板之间均设有两根交错设置并相互转动连接的转动杆，两根转动杆的上端分别与两个上滑块转动连接，两个转动杆的下端分别与两个下滑块转动连接。本发明通过增设顶板避免工作人员工作中被落石砸中，提高了设备的安全性。
The present invention relates to an engineering hydraulic lifting platform for mining in a mine, and relates to the technical field of engineering machinery, which includes an engineering vehicle and a working platform, wherein the engineering vehicle includes a vehicle head, a vehicle plate and wheels, wherein the wheels are evenly arranged at the bottom of the vehicle head and the vehicle plate, wherein the vehicle plate is provided with a plurality of lifting oil cylinders, wherein the piston rods of the lifting oil cylinders are fixedly connected to the working platform, wherein moving grooves are provided on both sides of the working platform, wherein a bidirectional screw is provided in the moving groove, wherein both ends of the bidirectional screw are threadedly connected with lower sliders, wherein a top plate is horizontally provided above the working platform, wherein two upper sliders are provided on both sides of the lower end surface of the top plate, wherein two rotating rods which are staggered and rotatably connected to each other are provided between both sides of the working platform and the top plate, wherein the upper ends of the two rotating rods are respectively rotatably connected to the two upper sliders, and the lower ends of the two rotating rods are respectively rotatably connected to the two lower sliders. The present invention prevents workers from being hit by falling rocks during work by adding a top plate, thereby improving the safety of the equipment.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to an engineering hydraulic lifting platform for mining.
Background
The hydraulic lifting platform for mining engineering is a special equipment used in mining environment and is mainly used for lifting and moving heavy objects or personnel to support various mining operations. The platform considers the complexity and the safety requirement of the mine environment in design, can adapt to severe working conditions and provides high-efficiency and stable operation performance.
The related art can refer to the patent application with the publication number of CN111977577A to disclose a box type hydraulic lifting platform, which comprises a hydraulic lifting bracket and a supporting platform which are sequentially arranged from bottom to top, wherein balance supporting legs are respectively arranged at two ends of a base, a guardrail plate is arranged between each supporting leg and the base, an inclined self-propelled stair is arranged on one side, far away from the base, of the guardrail plate, the lower end of the stair is in compression joint with the base, the upper end of the stair is fixedly connected with the guardrail plate, the lifting bracket comprises a foldable framework and a hydraulic driving mechanism for driving the framework to fold or unfold, the hydraulic driving mechanism comprises a hydraulic cylinder arranged on the framework, each balance supporting leg comprises a horizontal rod and vertical rods fixedly connected at two ends of the horizontal rod, and the vertical rods are fixedly connected with the horizontal rod. The application has the functions of improving the safety, progress, quality and labor cost saving of high-altitude operation, and is high in practicality and functionality.
In view of the above related art, a worker controls the raising and lowering of the platform by manipulating the operation table on the lifting platform, and although this manipulation is relatively simple, the worker is faced with the risk of falling rocks in the roadway above the lifting platform, and the safety of the worker cannot be ensured, so that there is a need for an engineering hydraulic lifting platform for mining to solve the above-mentioned technical problems.
Disclosure of Invention
In order to improve the safety of equipment, the invention provides an engineering hydraulic lifting platform for mining.
The invention provides an engineering hydraulic lifting platform for mining, which adopts the following technical scheme:
The utility model provides an engineering hydraulic lifting platform for mine mining, includes engineering truck and level setting work platform on the engineering truck, the engineering truck includes locomotive, sweep and wheel, and the locomotive sets up in the one end of sweep, and the wheel evenly sets up in the bottom of locomotive and sweep, is equipped with a plurality of lift cylinder on the sweep, and lift cylinder is vertical to be set up, and lift cylinder's piston rod and work platform fixed connection, the travel slot has been seted up to work platform's both sides, be equipped with bi-directional screw in the travel slot, bi-directional screw's both ends threaded connection has the lower slider, work platform's top level is provided with the roof, and the both sides of terminal surface all are equipped with two upper sliders under the roof, all be equipped with two staggered arrangement and interconnect's dwang between the both sides of work platform and the roof, the upper end of two dwang rotates with two upper sliders respectively to be connected, the lower extreme of two dwang rotates with two lower sliders respectively.
Through adopting above-mentioned technical scheme, the staff need pass through the platform during operation, stand first on the work platform, then start lift cylinder, lift cylinder drives work platform and rises to appointed height, the in-process that rises, synchronous drive two-way screw rod rotates, two-way screw rod drives two dwang and is close to each other to the height of lifting roof, the roof rises when using, withdraws on the work platform after the end of use, has practiced thrift the space, and can avoid the risk of platform top tunnel falling stone through setting up the roof, improve the security of equipment.
Optionally, work platform's both sides all are equipped with the guardrail, and the guardrail extends along work platform length direction and sets up, and work platform has seted up the lift hole in one side of keeping away from the locomotive, is equipped with the connecting rod between two bi-directional screw rods, and the both ends of connecting rod are connected with two bi-directional screw rods through bevel gear pair respectively, and the connecting rod sets up in work platform one end of keeping away from the locomotive, coaxial fixedly connected with rotates the wheel on the connecting rod, is equipped with the lift fence in the lift hole, lift fence and rotates the wheel meshing.
Through adopting above-mentioned technical scheme, when two-way screw rod rotates, under the linkage effect of bevel gear pair, can drive the connecting rod in step and rotate, the connecting rod rotates and drives the rotation wheel and rotate to realize lifting column lift process, when the staff just steps on work platform, lifting column is located work platform below, provides the passageway for the staff removes work platform, when needs lifting work platform, lifting column rises, the cooperation setting of guardrail and lifting column, avoids the staff to fall, is favorable to improving the security of device.
Optionally, the up end of sweep is equipped with two guide bars, and two guide bars are vertical to be set up in the sweep one end that is close to the locomotive, and two guide bars set up relatively with two bi-directional screw respectively, are equipped with two link between sweep and the guide bar, and two link correspond the setting with two guide bars, rotate on the link and be connected with the drive wheel, and bi-directional screw passes the sweep and is connected through the bevel gear pair with the drive wheel, and two drive wheels mesh with two guide bars respectively.
Through the technical scheme, when a worker starts the lifting oil cylinder, the working platform ascends, the driving wheel ascends relative to the guide rod to rotate, the bidirectional screw rod is driven to rotate under the connection relation of the bevel gear pair, lifting of the top plate is achieved, the bidirectional screw rod rotates to synchronously drive the lifting rail to lift, the effect that the top plate ascends and the guardrail ascends when the working platform ascends is achieved, safety of the device is improved, and when the working platform descends, the top plate descends, the guardrail descends, safety measures are relieved, and the worker is convenient to leave the working platform.
Optionally, the sweep is kept away from the lift cat ladder that the staff removed on the work platform of being convenient for to the one end of locomotive, lift cat ladder fixed connection in the up end of sweep.
Through adopting above-mentioned technical scheme, when needing to remove on the work platform, the cat ladder provides a stable, reliable passageway for the staff, makes them can follow ground or lower position safely and arrive higher work platform, can reduce the risk that leads to because of the climbing inappropriateness.
Optionally, be the cavity in the roof, the connecting hole has been seted up to the both sides of roof, all is equipped with the expansion plate in the connecting hole of roof.
Through adopting above-mentioned technical scheme, when the roof rises to certain height, the staff can take out the expansion plate of roof both sides to extend the roof, thereby increase the coverage area of roof, the staff of protection on work platform.
Optionally, be equipped with the centre wheel in the roof, the centre wheel sets up in the center department of roof, and two expansion plates are close to the equal fixedly connected with horizontal pole in one side of centre wheel, and two horizontal poles set up in the both sides of centre wheel relatively, and the horizontal pole all extends along work platform width direction and sets up, is equipped with the rack on the horizontal pole, and centre wheel and rack mesh mutually, and the lower terminal surface of roof is equipped with the runner, runner and the coaxial fixed connection of centre wheel.
Through adopting above-mentioned technical scheme, when needing to stretch the roof, the staff rotates the runner, and the runner drives the center wheel and rotates to make two horizontal poles motion in opposite directions, drive two expansion plates outwards and stretch, be convenient for operate, be favorable to improving work efficiency.
Optionally, a plurality of supporting leg oil cylinders for stabilizing the position of the equipment are arranged on the side face of the vehicle plate.
Through adopting above-mentioned technical scheme, after the engineering truck reaches the assigned position, the staff starts the landing leg hydro-cylinder, and the landing leg hydro-cylinder stretches out and supports tightly ground to provide extra holding power, ensure that vehicle and platform remain stable at the during operation.
Optionally, a handrail is arranged at one end of the working platform, which is close to the headstock, and the handrail extends along the width direction of the working platform, and is vertically arranged on the upper end surface of the working platform.
Through adopting above-mentioned technical scheme, after the staff removes on the work platform, remove to the one side that is close to the handrail earlier to hold up the handrail, then rise work platform, avoid the staff to fall down at the in-process that work platform risen, be favorable to improving the security of device.
In summary, the present invention includes at least one of the following beneficial technical effects:
1. Through setting up engineering truck, work platform, lift cylinder, two-way screw rod, roof and dwang, the staff need pass through the platform during operation, stand on work platform earlier, then start lift cylinder, lift cylinder drives work platform and rises to appointed height, in the process of rising, synchronous drive two-way screw rod rotates, two dwang are close to each other to the height of lifting roof, the roof rises when using, withdraws on the work platform after the end of use, has practiced thrift the space, and through setting up the roof can avoid the risk of platform top tunnel falling stone, the security of improvement equipment;
2. Through setting up guardrail, lifting hole, connecting rod, two-way screw rod and rotation wheel, when two-way screw rod rotates, under the linkage of bevel gear pair, will drive the connecting rod to rotate simultaneously, the connecting rod rotates and drives the rotation wheel to rotate, thereby realize the lift fence lift process, when the staff just steps on the work platform, lift fence is located work platform below, provide the passageway for the staff to remove to the work platform, when needs lifting work platform, lift fence rises, the cooperation setting of guardrail and lift fence avoids the staff to fall, be favorable to improving the security of device;
3. Through setting up the landing leg hydro-cylinder, after the engineering truck reached the assigned position, the staff started the landing leg hydro-cylinder, and the landing leg hydro-cylinder stretches out and supports tightly ground to provide extra holding power, ensure that vehicle and platform remain stable at the during operation.
Drawings
Fig. 1 is a schematic view of the overall structure of an engineering hydraulic lifting platform for mining.
Fig. 2 is a schematic cross-sectional view of an engineering hydraulic lifting platform for mining.
Fig. 3 is a schematic view of a part of the structure of the connection relationship between the working platform and the top plate.
Fig. 4 is a schematic view of the overall structure of an engineering hydraulic lifting platform for mining at another angle.
Fig. 5 is an enlarged view of a portion a in fig. 1.
The reference numerals are 1, a working vehicle, 11, a vehicle head, 12, a vehicle plate, 13, wheels, 14, guardrails, 15, a supporting leg oil cylinder, 16, a handrail, 17, a guide rod, 18, a connecting frame, 181, a driving wheel, 19, a lifting climbing ladder, 2, a lifting assembly, 21, a working platform, 22, a lifting oil cylinder, 23, a moving groove, 24, a bidirectional screw rod, 25, a lower sliding block, 26, an upper sliding block, 27, a rotating rod, 3, a top plate, 31, a telescopic plate, 32, a central wheel, 33, a cross rod, 34, a rack, 35, a rotating wheel, 36, a lifting hole, 361, a lifting column, 37, a connecting rod, 371 and a rotating wheel.
Detailed Description
The present invention will be described in further detail below with reference to the accompanying drawings.
The embodiment of the invention discloses an engineering hydraulic lifting platform for mining.
Referring to fig. 1 and 3, an engineering hydraulic lifting platform for mining comprises a working vehicle 1, a lifting assembly 2 and a top plate 3, wherein the lifting assembly 2 is arranged on the working vehicle 1, and the top plate 3 is arranged above the lifting assembly 2. The working vehicle 1 transports the lifting assembly 2 and provides support and fixation, the lifting assembly 2 provides a standing platform for working personnel and realizes high lifting, and the top plate 3 protects the working personnel from falling rocks during working.
Referring to fig. 1 and 2, the working vehicle 1 includes a vehicle head 11, a vehicle plate 12 and a plurality of wheels 13, the vehicle head 11 is disposed at one end of the vehicle plate 12, the wheels 13 are uniformly disposed at bottom ends of the vehicle head 11 and the vehicle plate 12, and the lifting assembly 2 is disposed on the vehicle plate 12. When working in the mine tunnel is needed, a worker can drive the working vehicle 1 into the tunnel so as to carry out subsequent work, and the working efficiency is improved.
Referring to fig. 1, 3 and 4, lifting assembly 2 includes work platform 21 and a plurality of lift cylinder 22, and lift cylinder 22 evenly sets up on sweep 12, and lift cylinder 22 vertical setting, lift cylinder 22's piston rod and work platform 21 fixed connection, and movable groove 23 has been seted up to work platform 21's both sides, be equipped with bi-directional screw 24 in the movable groove 23, bi-directional screw 24's both ends threaded connection has lower slider 25, roof 3 level set up in work platform 21's top, and roof 3 lower terminal surface's both sides all are equipped with two upper sliders 26, all be equipped with two dwang 27 that stagger setting and interconnect rotated between work platform 21's both sides and the roof 3, the upper end of two dwang 27 respectively with two upper sliders 26 swivelling joint, the lower extreme of two dwang 27 respectively with two lower slider 25 swivelling joint, work platform 21's both sides are equipped with guardrail 14, and guardrail 14 extends along work platform 21 length direction and sets up. The provision of the guard rail 14 improves the safety of the apparatus.
Referring to fig. 1, 3 and 4, when working on a platform, a worker firstly stands on the working platform 21, then starts the lifting cylinder 22, the lifting cylinder 22 drives the working platform 21 to rise to a designated height, in the rising process, the bidirectional screw 24 is synchronously driven to rotate, the bidirectional screw 24 drives the two rotating rods 27 to be close to each other, so that the height of the top plate 3 is lifted, the top plate 3 is lifted when in use, the space is saved after the use is finished, the risk of falling rocks on a roadway above the platform can be avoided by arranging the top plate 3, and the safety of equipment is improved.
Referring to fig. 1, a plurality of leg cylinders 15 for stabilizing the position of equipment are provided on the side surface of a deck 12, a handrail 16 is provided at one end of a work platform 21 near a head 11, the handrail 16 is provided to extend in the width direction of the work platform 21, and the handrail 16 is provided vertically on the upper end surface of the work platform 21. When the engineering truck reaches a designated position, a worker starts the supporting leg oil cylinder 15, the supporting leg oil cylinder 15 stretches out and abuts against the ground, so that additional supporting force is provided, the stability of the vehicle and the platform is ensured during working, when the worker moves onto the working platform 21, the worker moves to one side close to the handrail 16, the handrail 16 is supported, the working platform 21 is lifted, the worker is prevented from falling down in the lifting process of the working platform 21, and the safety of the device is improved.
Referring to fig. 3 and 4, a hollow cavity is formed in the top plate 3, connecting holes are formed in two sides of the top plate 3, expansion plates 31 are arranged in the connecting holes of the top plate 3, a center wheel 32 is arranged in the top plate 3, the center wheel 32 is arranged at the center of the top plate 3, cross rods 33 are fixedly connected to one sides of the two expansion plates 31, which are close to the center wheel 32, respectively, the two cross rods 33 are oppositely arranged on two sides of the center wheel 32, the cross rods 33 extend along the width direction of the working platform 21, racks 34 are arranged on the cross rods 33, the center wheel 32 is meshed with the racks 34, a rotating wheel 35 is arranged on the lower end face of the top plate 3, and the rotating wheel 35 is fixedly connected with the center wheel 32 in a coaxial manner.
Referring to fig. 3 and 4, when the top plate 3 rises to a certain height, a worker can draw out the expansion plates 31 at two sides of the top plate 3, so as to stretch the top plate 3, at this time, the worker rotates the rotating wheel 35, the rotating wheel 35 drives the central wheel 32 to rotate, so that the two cross bars 33 move in opposite directions, and the two expansion plates 31 are driven to stretch outwards, so that the coverage area of the top plate 3 is increased, the worker on the working platform 21 is protected, and the safety of the device is improved.
Referring to fig. 2 and 3, a lifting hole 36 is formed in one side, far away from the headstock 11, of the working platform 21, a connecting rod 37 is arranged between the two bidirectional screws 24, two ends of the connecting rod 37 are connected with the two bidirectional screws 24 through bevel gear pairs respectively, the connecting rod 37 is arranged at one end, far away from the headstock 11, of the working platform 21, a rotating wheel 371 is coaxially and fixedly connected to the connecting rod 37, a lifting column 361 is arranged in the lifting hole 36, and the lifting column 361 is meshed with the rotating wheel 371. When the bidirectional screw 24 rotates, under the linkage action of the bevel gear pair, the connecting rod 37 is synchronously driven to rotate, the connecting rod 37 rotates to drive the rotating wheel 371 to rotate, so that the lifting process of the lifting fence 361 is realized, when a worker just steps on the working platform 21, the lifting fence 361 is positioned below the working platform 21 to provide a passage for the worker to move to the working platform 21, when the working platform 21 needs to be lifted, the lifting fence 361 is lifted, the guardrail 14 and the lifting fence 361 are matched to avoid the falling of the worker, and the safety of the device is improved.
Referring to fig. 1,2 and 5, the upper end face of the sweep 12 is provided with two guide rods 17, the two guide rods 17 are vertically arranged at one end of the sweep 12 close to the headstock 11, the two guide rods 17 are respectively opposite to two bidirectional screw rods 24, two connecting frames 18 are arranged between the sweep 12 and the guide rods 17, the two connecting frames 18 are correspondingly arranged with the two guide rods 17, driving wheels 181 are rotatably connected on the connecting frames 18, the bidirectional screw rods 24 penetrate through the sweep 12 and are connected with the driving wheels 181 through bevel gear pairs, and the two driving wheels 181 are respectively meshed with the two guide rods 17.
Referring to fig. 1, 2 and 5, when a worker starts the lifting cylinder 22, the working platform 21 rises, the driving wheel 181 rotates upward relative to the guide rod 17 and drives the bidirectional screw 24 to rotate under the connection relation of the bevel gear pair, so that the lifting of the top plate 3 is realized, the bidirectional screw 24 rotates to synchronously drive the lifting fence 361 to rise, the effect that the top plate 3 rises and the guardrail 14 rises is realized when the working platform 21 rises is realized, the safety of the device is improved, and when the working platform 21 falls, the top plate 3 falls, the guardrail 14 falls, and safety measures are relieved, so that the worker is convenient to leave the working platform 21.
Referring to fig. 1, an end of the truck deck 12 away from the truck head 11 is provided with a lifting ladder 19 for facilitating movement of a worker onto a work platform 21, and the lifting ladder 19 is fixedly connected to an upper end surface of the truck deck 12. When moving to the working platform 21, the lifting ladder 19 provides a stable and reliable passage for workers, so that the workers can safely reach the higher working platform 21 from the ground or a lower position, and the risk caused by improper climbing can be reduced.
The engineering hydraulic lifting platform for mining is implemented by the principle that when working personnel need to work through the lifting platform, the working personnel firstly stops the vehicle, move to the working platform 21 through the lifting ladder 19, and steady the railing 16, then start the lifting cylinder 22, the lifting cylinder 22 drives the working platform 21 to ascend, the driving wheel 181 rotates relative to the guide rod 17 to ascend, and drives the bidirectional screw 24 to rotate under the connection relation of the bevel gear pair, so that the lifting of the top plate 3 is realized, the bidirectional screw 24 rotates to synchronously drive the lifting railing 361 to ascend, the effect that the top plate 3 ascends when the working platform 21 ascends is realized, the guardrail 14 ascends is improved, the safety of the device is improved, and when the working platform 21 descends, the top plate 3 descends, the safety measure is relieved, and the working personnel is convenient to leave the working platform 21.
The above embodiments are not intended to limit the scope of the invention, so that the equivalent changes of the structure, shape and principle of the invention are covered by the scope of the invention.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411896093.0A CN119349479B (en) | 2024-12-23 | 2024-12-23 | An engineering hydraulic lifting platform for mining |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411896093.0A CN119349479B (en) | 2024-12-23 | 2024-12-23 | An engineering hydraulic lifting platform for mining |
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| Publication Number | Publication Date |
|---|---|
| CN119349479A CN119349479A (en) | 2025-01-24 |
| CN119349479B true CN119349479B (en) | 2025-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202411896093.0A Active CN119349479B (en) | 2024-12-23 | 2024-12-23 | An engineering hydraulic lifting platform for mining |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858532A (en) * | 2016-06-03 | 2016-08-17 | 国网山东省电力公司栖霞市供电公司 | Adjustable lifting platform used in aerial work for line construction |
| CN213898442U (en) * | 2020-11-19 | 2021-08-06 | 江苏鸿盛电气工程有限公司 | Be used for rail guard for electric power construction convenient to remove |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114380233B (en) * | 2021-12-31 | 2024-07-19 | 北京特种机械研究所 | Lifting platform |
| CN218320645U (en) * | 2022-10-11 | 2023-01-17 | 广东天润营力建设有限公司 | Lifting platform |
| CN221235148U (en) * | 2023-10-26 | 2024-06-28 | 汤桂梅 | Lifting construction table |
-
2024
- 2024-12-23 CN CN202411896093.0A patent/CN119349479B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858532A (en) * | 2016-06-03 | 2016-08-17 | 国网山东省电力公司栖霞市供电公司 | Adjustable lifting platform used in aerial work for line construction |
| CN213898442U (en) * | 2020-11-19 | 2021-08-06 | 江苏鸿盛电气工程有限公司 | Be used for rail guard for electric power construction convenient to remove |
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| CN119349479A (en) | 2025-01-24 |
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