CN113772585A - Shock-absorbing speed reducer of lifter - Google Patents
Shock-absorbing speed reducer of lifter Download PDFInfo
- Publication number
- CN113772585A CN113772585A CN202111067547.XA CN202111067547A CN113772585A CN 113772585 A CN113772585 A CN 113772585A CN 202111067547 A CN202111067547 A CN 202111067547A CN 113772585 A CN113772585 A CN 113772585A
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- China
- Prior art keywords
- weldment
- support frame
- speed
- lifting machine
- rotating
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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.)
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Links
- 239000003638 chemical reducing agent Substances 0.000 title description 2
- 238000013016 damping Methods 0.000 claims abstract description 28
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 24
- 230000035939 shock Effects 0.000 claims abstract description 12
- 230000000694 effects Effects 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 abstract description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 16
- 238000010521 absorption reaction Methods 0.000 abstract description 11
- 229910052742 iron Inorganic materials 0.000 abstract description 8
- 238000013459 approach Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000004630 mental health Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
-
- 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/065—Scissor linkages, i.e. X-configuration
- B66F7/0666—Multiple scissor linkages vertically arranged
-
- 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2222/00—Special physical effects, e.g. nature of damping effects
- F16F2222/04—Friction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Machine Tool Units (AREA)
Abstract
The invention relates to the technical field of lifting machine instruments and discloses a damping and speed reducing device of a lifting machine, which comprises an underframe welding part, wherein one end of a slide rail at the inner side of the underframe welding part is connected with the bottom of a slide block in a sliding manner, one side of the slide block is rotatably connected with the bottom of a lower outer support frame welding part through a rotating rod, the inner side of the top of the lower outer support frame welding part is rotatably connected with one end of an upper outer support frame welding part through a rotating rod, and the other end of the upper outer support frame welding part is connected with one end of the bottom of a table board in a sliding manner. According to the invention, the lifting machine is driven to lift through the extension and retraction of the two hydraulic oil cylinders, the support frame slowly descends and approaches to the horizontal direction to be folded along with the descending of the lifting machine, and when the lifting machine descends to a certain height, the welding part of the speed reduction and shock absorption mechanism and the upper inner support frame connecting plate rub to generate resistance, so that the effect of speed reduction and shock absorption is achieved, and the problems that the traditional lifting machine is too high in speed during descending, excessive friction occurs between iron and iron, vibration is easy to occur, large environmental noise is generated, and the physical and mental health of workers is influenced are solved.
Description
Technical Field
The invention relates to the technical field of lifting machine instruments, in particular to a damping and speed reducing device of a lifting machine.
Background
The lifting machine is used for maintenance equipment in the maintenance industry, and the product properties and quality directly influence the personal safety of maintenance personnel and the use environment of the lifting machine.
Traditional machine of lifting produces a large amount of noises easily at the in-process that uses, influences operating personnel and maintenance personal's normal work, easily takes place vibrations when lifting simultaneously, has great potential safety hazard.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a shock absorption and speed reduction device of a lifter.
(II) technical scheme
In order to eliminate the direct contact between the iron piece and the iron piece, reduce the noise generated when the lifting machine descends to the lowest position, avoid abrasion of a frame, prolong the service life of the lifting machine, improve the working environment of operators, facilitate the normal work of maintenance personnel and achieve the purposes of speed reduction and shock absorption through mechanical friction, the invention provides the following technical scheme: a shock-absorbing and speed-reducing device of a lifting machine comprises an underframe welding part, one end of a slide rail at the inner side of the underframe welding part is connected with the bottom of a slide block in a sliding way, one side of the slide block is connected with the bottom of a lower outer support frame welding part in a rotating way through a rotating rod, the inner side of the top of the lower outer support frame welding part is connected with one end of an upper outer support frame welding part in a rotating way through a rotating rod, the other end of the upper outer support frame welding part is connected with one end of the bottom of a table board in a sliding way, two symmetrical slopes are fixedly arranged at the two ends of the table board, the width of the slope is equal to that of the table board, the other end of the bottom of the table board is connected with one end of an upper inner support frame welding part through a rotating buckle in a rotating way, an upper inner support frame connecting plate is fixedly arranged at the inner side of the bottom of the upper inner support frame welding part, a supporting plate is fixedly arranged at the inner side of the top of the lower inner support frame welding part, and a shock-absorbing mechanism welding part is fixedly arranged at the middle part of the supporting plate, one side screw thread plug-in components of speed reduction damping mechanism weldment have adjusting bolt, adjusting bolt has cup jointed fixation nut near the outer periphery screw thread of one end of speed reduction damping mechanism weldment, and the bottom of speed reduction damping mechanism weldment is rotated and is provided with speed reduction damping weldment connecting axle, the other end of lower inner strut weldment is detained through rotating and is connected with the one end rotation that outer strut weldment was kept away from down in chassis weldment inboard, the movable joint in one side at lower outer strut weldment middle part has limit switch one, limit switch one is fixed to be set up in the middle part in the outer strut weldment outside down, and be located the fixed limit switch two that is provided with the same specification in limit switch one's below, limit switch one and two collineatly settings of limit switch.
The fixed rotation groove that is provided with in middle part of chassis weldment one end, the one end of rotation groove is rotated with the middle part of two one ends of hydraulic cylinder and is connected, and one side of hydraulic cylinder two is fixed and is provided with hydraulic cylinder one, and the specification of hydraulic cylinder one is the same with the specification of hydraulic cylinder two to the bottom of hydraulic cylinder one is rotated and is set up in one side of rotation groove, and the other end of hydraulic cylinder two is rotated through the dwang and is connected with the one end of trailing arm subassembly, and the other end of trailing arm subassembly rotates and is provided with the trailing arm gyro wheel.
Preferably, the inner sides of the underframe weldment and the table top are provided with slide rails matched with the slide blocks, and the length of each slide rail is matched with the motion track of the lower outer support frame weldment.
Preferably, the number of the upper inner support frame weldment and the number of the lower inner support frame weldment are two, and the length of the upper inner support frame weldment and the length of the lower inner support frame weldment are the same as the length of the upper outer support frame weldment and the length of the lower outer support frame weldment.
Preferably, the speed reduction and shock absorption mechanism weldment can be subjected to angle adjustment through an adjusting bolt, and the speed reduction and shock absorption mechanism and the supporting arm roller are arranged in a collinear mode.
Preferably, the first hydraulic oil cylinder and the second hydraulic oil cylinder have the same specification.
(III) advantageous effects
Compared with the prior art, the invention provides a shock absorption and speed reduction device of a lifter, which has the following beneficial effects:
1. according to the invention, the lifting machine is driven to lift through the extension and retraction of the two hydraulic oil cylinders, the support frame slowly descends and approaches to the horizontal direction to be folded along with the descending of the lifting machine, and when the lifting machine descends to a certain height, the welding part of the speed reduction and shock absorption mechanism and the upper inner support frame connecting plate rub to generate resistance, so that the effect of speed reduction and shock absorption is achieved, and the problems that the traditional lifting machine is too high in speed during descending, excessive friction occurs between iron and iron, vibration is easy to occur, large environmental noise is generated, and the physical and mental health of workers is influenced are solved.
2. According to the invention, the speed-reducing and shock-absorbing weldment connecting shaft is arranged at the bottom of the speed-reducing and shock-absorbing mechanism weldment, so that two contact surfaces are abraded conveniently after the optimization device is subjected to manufacturing errors and is actually used for a period of time, the adjustment can be carried out by rotating the adjusting bolt, the speed-reducing and shock-absorbing effects are achieved again, and the service life of the speed-reducing and shock-absorbing mechanism is prolonged.
3. The invention eliminates the direct contact between the iron piece and the iron piece, reduces the noise generated when the lifting machine descends to the lowest position, and optimizes the working environment of the lifting machine when in use.
4. According to the invention, the slopes are arranged on the two sides of the table board, so that work articles can be conveniently conveyed to the upper surface of the lifting machine, and the application range of the lifting machine is expanded when the lifting machine is used.
Drawings
FIG. 1 is a schematic front view of the overall three-dimensional structure of the present invention;
fig. 2 is a bottom view of the back three-dimensional structure of the present invention.
In the figure: 1 chassis weldment, 2 lower inner support frame weldments, 3 adjusting bolts, 4 speed reduction and shock absorption mechanism weldments, 5 upper inner support frame connecting plates, 6 supporting arm rollers, 7 supporting arm assemblies, 8 upper outer support frame weldments, 9 slopes, 10 table tops, 11 speed reduction and shock absorption weldment connecting shafts, 12 upper inner support frame weldments, 13 lower outer support frame weldments, 14 hydraulic oil cylinders II, 15 hydraulic oil cylinders I, 16 limit switches II, 17 limit switches I, 18 sliders and 19 fixing nuts.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
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. 1-2, a shock-absorbing and speed-reducing device for a lifter comprises an underframe weldment 1, wherein one end of a slide rail inside the underframe weldment 1 is connected with the bottom of a slide block 18 in a sliding manner, and one side of the slide block 18 is connected with the bottom of a lower outer support frame weldment 13 in a rotating manner through a rotating rod.
The movable joint in one side at outer bracket weldment 13 middle part has limit switch 17 down, limit switch 17 is fixed to be set up in the middle part in the outer bracket weldment 13 outside down, and be located the fixed limit switch two 16 that are provided with the same specification in the below of limit switch 17, limit switch 17 and two 16 collinear settings of limit switch, through setting up limit switch 17 and two 16, effectual lower outer bracket weldment 13 to the movement specification distance carries on spacingly, outer bracket weldment 13 takes place to slide under preventing, thereby the stability of machine of lifting has been increased.
The inner side of the top of the lower outer support welding part 13 is rotatably connected with one end of the upper outer support welding part 8 through a rotating rod, and the other end of the upper outer support welding part 8 is slidably connected with one end of the bottom of the table top 10.
The fixed slope 9 that is provided with two symmetries in the both ends of mesa 10, the width of slope 9 equals with the width of mesa 10, conveniently goes up mesa 10 through setting up slope 9 and carries out the material loading, increases the length of mesa 10 simultaneously, enlarges working range.
The other end of the bottom of the table top 10 is rotatably connected with one end of the upper inner support frame weldment 12 through a rotating buckle.
Go up the inboard fixed interior vaulting pole connecting plate 5 that is provided with in interior vaulting pole weldment 12 bottom, the one end of convenient and speed reducing damper weldment 4 takes place sliding friction, takes place the card phenomenon of dying when avoiding contacting. And the speed reducing and damping mechanism weldment 4 is welded with round steel.
The other end of the upper inner support frame weldment 12 is rotatably connected with one end of the lower inner support frame weldment 2 through a rotating rod.
The inner side of the top of the lower inner support frame weldment 2 is fixedly provided with a supporting plate, the middle of the supporting plate is fixedly provided with a speed reducing and damping mechanism weldment 4, one side of the speed reducing and damping mechanism weldment 4 is provided with an adjusting bolt 3 through a threaded plug-in, the adjusting bolt 3 is close to the outer circumferential surface of one end of the speed reducing and damping mechanism weldment 4, and a fixing nut 19 is sleeved with an outer circumferential surface of the adjusting bolt 3, the bottom of the speed reducing and damping mechanism weldment 4 is rotatably provided with a speed reducing and damping weldment connecting shaft 11, the speed reducing and damping weldment connecting shaft 11 is arranged at the bottom of the speed reducing and damping mechanism weldment 4, the lifting machine is convenient to adjust the angle of the speed reducing and damping mechanism weldment 4 through rotating the adjusting bolt 3 after manufacturing errors and using for a period of time, and the speed reducing and damping effects are achieved again.
The other end of the lower inner support frame weldment 2 is rotatably connected with one end, far away from the lower outer support frame weldment 13, of the inner side of the bottom frame weldment 1 through a rotating buckle.
The middle part of one end of the underframe weldment 1 is fixedly provided with a rotating groove, and one end of the rotating groove is rotatably connected with the middle part of one end of the second hydraulic oil cylinder 14.
One side of the second hydraulic oil cylinder 14 is fixedly provided with a first hydraulic oil cylinder 15, the specification of the first hydraulic oil cylinder 15 is the same as that of the second hydraulic oil cylinder 14, the bottom of the first hydraulic oil cylinder 15 is rotatably arranged on one side of the rotating groove, and the height of the lifting machine can be conveniently adjusted by arranging the first two same hydraulic oil cylinders 15 and the second two same hydraulic oil cylinders 14, so that the lifting machine can be quickly adjusted to lift, and meanwhile, the safety of the lifting machine is improved.
The other end of the hydraulic oil cylinder II 14 is rotatably connected with one end of the supporting arm component 7 through a rotating rod, and the other end of the supporting arm component 7 is rotatably provided with a supporting arm roller 6.
When the lifting machine is used, the two upper inner support frame weldments 12 of the lifting machine are driven to swing through the extension and contraction of the first hydraulic oil cylinder 15 and the second hydraulic oil cylinder 14, the upper inner support frame weldments 12 drive the lower inner support frame weldments 2 to slide on the inner sides of the base frame weldments 1, the lifting machine is lifted, the support frame slowly descends and tends to be folded in the horizontal direction along with the descending of the lifting machine, when the lifting machine descends to a certain height, one side of the speed reducing and damping mechanism weldments 4 on one side of the lower inner support frame weldments 2 interferes with the upper inner support frame connecting plates 5, large resistance is generated after friction occurs, the phenomenon that the lifting machine descends too fast is avoided, the speed reducing and damping effects are achieved, meanwhile, according to the manufacturing condition of the lifting machine and after the lifting machine is used for a period of time, the speed reducing and damping mechanism weldments 4 and the upper inner support frame connecting plates 5 are excessively rubbed to cause abrasion, the angle of the speed reducing and damping mechanism weldments 4 is adjusted through rotating the adjusting bolts 3, the effect of reducing the speed and damping is achieved again, the service life of the lifting machine speed reducing and damping mechanism weldment 4 is prolonged, and the maintenance cost is reduced.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a quick-witted shock attenuation decelerator lifts, includes chassis weldment (1), its characterized in that: one end of a sliding rail at the inner side of the chassis weldment (1) is connected with the bottom of the sliding block (18) in a sliding mode, one side of the sliding block (18) is connected with the bottom of the lower outer support frame weldment (13) in a rotating mode through a rotating rod, the inner side of the top of the lower outer support frame weldment (13) is connected with one end of the upper outer support frame weldment (8) in a rotating mode through a rotating rod, the other end of the upper outer support frame weldment (8) is connected with one end of the bottom of the table top (10) in a sliding mode, the other end of the bottom of the table top (10) is connected with one end of the upper inner support frame weldment (12) in a rotating mode through a rotating buckle, the other end of the upper inner support frame weldment (12) is connected with one end of the lower inner support frame weldment (2) in a rotating mode through a rotating buckle, and the other end of the inner support frame weldment (2) is connected with one end, far away from the lower outer support frame weldment (13), of the inner side of the chassis weldment (1) in a rotating mode through a rotating buckle;
the middle part of one end of the chassis weldment (1) is fixedly provided with a rotating groove, one end of the rotating groove is rotatably connected with the middle part of one end of a second hydraulic oil cylinder (14), the other end of the second hydraulic oil cylinder (14) is rotatably connected with one end of a supporting arm assembly (7) through a rotating rod, and the other end of the supporting arm assembly (7) is rotatably provided with a supporting arm roller (6).
2. A shock-absorbing and speed-reducing device for a lift according to claim 1, wherein: one side of the second hydraulic oil cylinder (14) is fixedly provided with a first hydraulic oil cylinder (15), the specification of the first hydraulic oil cylinder (15) is the same as that of the second hydraulic oil cylinder (14), and the bottom of the first hydraulic oil cylinder (15) is rotatably arranged on one side of the rotating groove.
3. A shock-absorbing and speed-reducing device for a lift according to claim 1, wherein: the inner side of the top of the lower inner support frame weldment (2) is fixedly provided with a supporting plate, the middle of the supporting plate is fixedly provided with a speed reducing and damping mechanism weldment (4), one side of the speed reducing and damping mechanism weldment (4) is provided with an adjusting bolt (3), the adjusting bolt (4) is close to the outer circumferential surface of one end of the speed reducing and damping mechanism weldment (4), and the outer circumferential surface of one end of the speed reducing and damping mechanism weldment (4) is in threaded sleeve connection with a fixing nut (19), and the bottom of the speed reducing and damping mechanism weldment (4) is rotatably provided with a speed reducing and damping weldment connecting shaft (11).
4. A shock-absorbing and speed-reducing device for a lift according to claim 1, wherein: an upper inner support connecting plate (5) is fixedly arranged on the inner side of the bottom of the upper inner support weldment (12).
5. A shock-absorbing and speed-reducing device for a lift according to claim 1, wherein: two symmetrical slopes (9) are fixedly arranged at two ends of the table top (10), and the width of each slope (9) is equal to that of the table top (10).
6. A shock-absorbing and speed-reducing device for a lift according to claim 1, wherein: one side activity joint in lower outer strut weldment (13) middle part has limit switch (17), and limit switch (17) are fixed to be set up in the middle part in outer strut weldment (13) outside down to be located the fixed limit switch two (16) that are provided with the same specification in the below of limit switch one (17), limit switch one (17) and the collineation setting of limit switch two (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111067547.XA CN113772585A (en) | 2021-09-13 | 2021-09-13 | Shock-absorbing speed reducer of lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111067547.XA CN113772585A (en) | 2021-09-13 | 2021-09-13 | Shock-absorbing speed reducer of lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113772585A true CN113772585A (en) | 2021-12-10 |
Family
ID=78842956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111067547.XA Pending CN113772585A (en) | 2021-09-13 | 2021-09-13 | Shock-absorbing speed reducer of lifter |
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| Country | Link |
|---|---|
| CN (1) | CN113772585A (en) |
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| US20190299393A1 (en) * | 2018-04-02 | 2019-10-03 | Tpi Composites, Inc. | Scissor lift system and plug-in mobility mechanism for wind turbine blade rotating device |
| CN211946113U (en) * | 2020-03-30 | 2020-11-17 | 秦皇岛晟成自动化设备有限公司 | Lifting platform for laminator conveying equipment |
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| CN212667217U (en) * | 2020-07-20 | 2021-03-09 | 河北君宇广利专用汽车制造有限公司 | Rollover structure of side-turning trailer |
| CN113003471A (en) * | 2021-03-01 | 2021-06-22 | 营口市立德电子科技有限公司 | Lifting machine |
| CN113200308A (en) * | 2021-05-08 | 2021-08-03 | 武汉武铁机辆装备有限公司 | Motor train unit lower part dismounting device with lifting function |
| CN216155384U (en) * | 2021-09-13 | 2022-04-01 | 路特利举升机(海门)有限公司 | Shock-absorbing speed reducer of lifter |
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2021
- 2021-09-13 CN CN202111067547.XA patent/CN113772585A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105236296A (en) * | 2015-11-09 | 2016-01-13 | 合肥汉德贝尔属具科技有限公司 | Scissor-fork type lifting platform stable in operation |
| CN205472437U (en) * | 2015-12-22 | 2016-08-17 | 路特利举升机(海门)有限公司 | Integrated type machine of lifting in flexible arm and slope |
| CN205603146U (en) * | 2016-05-06 | 2016-09-28 | 珠海市千育机械有限公司 | Superthin scissor lift |
| CN106219443A (en) * | 2016-08-31 | 2016-12-14 | 芜湖高昌液压机电技术有限公司 | A kind of shearing type lifter |
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