CN106629473A - Scissor-type lift - Google Patents
Scissor-type lift Download PDFInfo
- Publication number
- CN106629473A CN106629473A CN201611123627.1A CN201611123627A CN106629473A CN 106629473 A CN106629473 A CN 106629473A CN 201611123627 A CN201611123627 A CN 201611123627A CN 106629473 A CN106629473 A CN 106629473A
- Authority
- CN
- China
- Prior art keywords
- lifting arm
- shear shank
- scissor lift
- rotating shaft
- connecting rod
- Prior art date
- 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
Links
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
- B66F7/065—Scissor linkages, i.e. X-configuration
-
- 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
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention discloses a scissor-type lift. The scissor-type lift comprises a base, a tray, scissor frames and a driving mechanism, wherein the tray is located above the base; the scissor frames are movably arranged between the base and the tray, each scissor frame comprises a first lifting arm and a second lifting arm, and the first lifting arms and the second lifting arms are arranged in a crossed mode and connected through rotating shafts; each rotating shaft comprises a first section and a second section, the periphery of the first section is sleeved with a shaft sleeve, the periphery of the second section is sleeved with a knuckle bearing, and the radial dimension of the first section is equal to that of the second section; and the driving mechanism is connected with the scissor frames and drives the scissor frames to do angular motion around the rotating shafts. According to the scissor-type lift of the embodiment of the invention, the load bearing capacity of the rotating shafts is improved, and the problem that the rotating shafts are fractured due to stress concentration is solved.
Description
Technical field
The present invention relates to metallurgical technology field, more particularly, to a kind of scissor lift.
Background technology
In Aluminum Electrolysis Production, electrolytic cell inner anode is changed and is assisted to complete by scissor lift.It is scissor
Lift at least needs to load multiple anodes every time, and anode weight is about at 12 tons or so.The scissors lift for being used at present
Easily there are crack conditions in the rotating shaft of machine, affects the normal production of electrolytic aluminium.
The content of the invention
It is contemplated that at least solving one of above-mentioned technical problem to a certain extent.
For this purpose, the present invention proposes a kind of scissors lift mechanism, the scissors lift mechanism long service life, load-carrying ability
It is high.
Scissor lift according to embodiments of the present invention includes：Base；Pallet, the pallet is located at the upper of the base
Side；Shear shank, the shear shank is movably arranged between the base and the pallet, and the shear shank includes the first lifting
Arm and the second lifting arm, first lifting arm and second lifting arm it is arranged in a crossed manner and by rotating shaft connect, the rotating shaft
Including first paragraph and second segment, the periphery of the first paragraph is arranged with axle sleeve, and the periphery of the second segment is arranged with oscillating bearing,
The radial dimension of the first paragraph and the second segment is equal；Drive mechanism, the drive mechanism is connected simultaneously with the shear shank
The shear shank is driven to do angular movement around the rotating shaft to adjust the height of the pallet.
Scissor lift according to embodiments of the present invention, by by the radially equal sized first paragraph of pivot design and
Second segment, and the periphery of first paragraph is arranged with axle sleeve and the periphery of second segment is arranged with oscillating bearing, holds so as to improve rotating shaft
By the ability of load, it is to avoid rotating shaft stress concentrates the problem for occurring rupturing.
In addition, scissor lift according to embodiments of the present invention, can also have following additional technical characteristic：
According to one embodiment of present invention, the radial dimension of the rotating shaft is between 40-100 centimetre.
According to one embodiment of present invention, the scissor lift includes two shear shanks, cuts described in two
Knife rest is oppositely arranged in a lateral direction, and one end of each shear shank is rotatably coupled with the pallet, the other end with
The base is rotatably coupled.
According to one embodiment of present invention, the scissor lift also includes：First connecting rod and second connecting rod, it is described
At least one of one end of first connecting rod and top and bottom of first lifting arm of a shear shank are connected, described
At least one of the other end of first connecting rod and top and bottom of first lifting arm of shear shank another described are connected；
One end of the second connecting rod and shear shank at least one of top and bottom of the second lifting arm be connected, institute
State at least one of lower end and upper end of the other end of second connecting rod and second lifting arm of another shear shank even
Connect.
According to one embodiment of present invention, the rotating shaft is located in first lifting arm and second lifting arm
Portion.
According to one embodiment of present invention, the first lifting arm madial wall of one of them shear shank with it is another
Fix bar is provided between the second lifting arm madial wall of the individual shear shank, the drive mechanism is driven in the fix bar
Lower motion.
According to one embodiment of present invention, the drive mechanism is hydraulic drive mechanism.
According to one embodiment of present invention, it is provided with cushion pad between first lifting arm and second lifting arm
Piece.
According to one embodiment of present invention, asphalt channel is formed with the rotating shaft, the asphalt channel is to the pass
The internal perisporium of bearings send oil.
According to one embodiment of present invention, the asphalt channel includes first that the axial direction along the rotating shaft extends
Oil inlet passage and the second oil inlet passage connected through the rotating shaft perisporium and with first oil inlet passage.
The additional aspect and advantage of the present invention will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from the description with reference to accompanying drawings below to embodiment
It is substantially and easy to understand, wherein：
Fig. 1 is the front view of scissor lift according to an embodiment of the invention；
Fig. 2 is along the sectional view of line A-A in Fig. 1.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Scissor lift 100 according to embodiments of the present invention, the scissor lift are described referring to Fig. 1-Fig. 2
100 can be used to loading and transporting multiple anodes during Aluminum Electrolysis Production, improve the replacing efficiency of anode electrolytic cell.
As shown in figure 1, pallet 20 is located at the top of base 10, base 10 is provided with movable pulley (not shown).It is scissor
The course of work of lift 100 is approximately as the height of raising scissor lift 100 when electrolytic cell needs to change anode scrap
Degree so that pallet 20, substantially in sustained height, then takes out anode scrap from electrolytic cell with electrolytic cell, is loaded into pallet 20
On, then anode scrap is transported by scissor lift 100 for the height that scissor lift 100 is reduced to after discharge point, and
Anode scrap on pallet 20 is unloaded into specified location.It is understood that new anode is loaded and method of shipment phase with anode scrap
Together, I will not elaborate.
Load and unload during the entire process of anode, the first lifting arm 31 of scissor lift 100 and the second lifting arm
32 need 60 to do angular movement around the shaft, to realize the regulation of the height of pallet 20.Oscillating bearing 40 is by an inner ring for having spherical outside surface
It is made up of the outer ring of Internal Spherical Surface with one, because slidingsurface is spheric, it is possible to achieve make to incline fortune in the range of certain angle
It is dynamic.Therefore, oscillating bearing 40 is adapted to the low speed of scissor lift 100, the angular movement of top load.
Inventor has found that the load that scissor lift 100 is born is largely focused in rotating shaft 60, traditional scissors
It is that the first paragraph 61 of rotating shaft 60 and the radial dimension of second segment 62 have difference that fracture cause easily occurs in formula lift 100,
So that the stress of the transition position of first paragraph 61 and second segment 62 is excessively concentrated.
Based on above-mentioned discovery and research, inventor has done the design of novelty to the structure of scissor lift 100, according to
The scissor lift 100 of the embodiment of the present invention substantially can include：Base 10, pallet 20, shear shank 30 and drive mechanism 70.
Specifically, shear shank is movably arranged between base 10 and pallet 20.Shear shank 30 can be including the first lifting
The lifting arm 32 of arm 31 and second, the first lifting arm 31 and the second lifting arm 32 it is arranged in a crossed manner and connected by rotating shaft 60.Driving machine
Structure 70 is connected with shear shank 30 and drives shear shank 30 60 to do angular movement with the height of adjusting tray 20 around the shaft.With reference to shown in Fig. 1,
When the angle α between the first lifting arm 31 and the second lifting arm 32 gradually increases, the height of the pallet 20 of scissor lift 100
Degree gradually rises；When the angle α between the first lifting arm 31 and the second lifting arm 32 is gradually reduced, scissor lift 100
The height of pallet 20 be gradually lowered.
Rotating shaft 60 can include first paragraph 61 and second segment 62, and the periphery of first paragraph 61 is arranged with axle sleeve 50, second segment 62
Periphery be arranged with oscillating bearing 40, first paragraph 61 and second segment 62 radial dimension it is equal.Wherein, axle sleeve 50 can be improved and turned
The strength and stability of the cooperation between the lifting arm 31 of axle 60 and first and the second lifting arm 32.
Due to the first paragraph 61 of rotating shaft 60 and the radial dimension of second segment 62 it is equal, therefore, the load on pallet 20 can be with
Be dispersed on the axial direction of rotating shaft 60, it is to avoid transition of stress concentrate on a certain section it is upper and cause what rotating shaft 60 ruptured to ask
Topic.
That is, in the case where the overall structure of scissor lift 100 is not changed, by the structure for changing rotating shaft 60
Size design is meeting the needs of top load.So, in the case of low load, then the rotating shaft for changing can not be made using structure
60 so that improve the versatility of scissor lift 100.
Scissor lift 100 according to embodiments of the present invention, by the way that rotating shaft 60 is designed into equal of radial dimension
One section 61 and second segment 62, and the periphery of first paragraph 61 is arranged with axle sleeve 50 and the periphery of second segment 62 is arranged with oscillating bearing
40, so as to improve the ability of the bearing load of rotating shaft 60, it is to avoid rotating shaft 60 stress concentrates the problem for occurring rupturing.
In some embodiments of the invention, the radial dimension of rotating shaft 60 can be between 40-100 centimetre.Preferably, rotating shaft
60 radial dimension is 50 centimetres.
In other embodiments, scissor lift 100 includes two shear shanks 30, and two shear shanks 30 are in horizontal direction
On be oppositely arranged, one end and the pallet 20 of each shear shank 30 are rotatably coupled, and the other end is rotatably coupled with base 10.
Scissor lift 100 can also include：First connecting rod (not shown) and second connecting rod (not shown).First
At least one of one end of connecting rod and top and bottom of the first lifting arm 31 of a shear shank 30 are connected, first connecting rod it is another
At least one of one end and lower end and upper end of the first lifting arm 31 of another shear shank 30 are connected.One end of second connecting rod with
One shear shank 30 the connection of at least one of top and bottom of the second lifting arm 32, the other end of second connecting rod with it is another
At least one of lower end and upper end of second lifting arm 32 of individual shear shank 30 connect.
In other words, one end of first connecting rod is connected with the upper end of the first lifting arm 31 of a shear shank 30, first connecting rod
The other end be connected with the upper end of the first lifting arm 31 of another shear shank 30；Or one end of first connecting rod and a scissors
The lower end connection of the first lifting arm 31 of frame 30, the other end of first connecting rod and the first lifting arm 31 of another shear shank 30
Lower end connects；Or one end of first connecting rod is connected with the upper end of the first lifting arm 31 of a shear shank 30, first connecting rod
The other end is connected with the upper end of the first lifting arm 31 of another shear shank 30, while one end of first connecting rod and a shear shank
Under first lifting arm 31 of the lower end connection of 30 the first lifting arm 31, the other end of first connecting rod and another shear shank 30
End connection.
Similarly, one end of second connecting rod is connected with the upper end of the second lifting arm 32 of a shear shank 30, second connecting rod
The other end be connected with the upper end of the second lifting arm 32 of another shear shank 30；Or one end of second connecting rod and a scissors
The lower end connection of the second lifting arm 32 of frame 30, the other end of second connecting rod and the second lifting arm 32 of another shear shank 30
Lower end connects；Or one end of second connecting rod is connected with the upper end of the second lifting arm 32 of a shear shank 30, second connecting rod
The other end is connected with the upper end of the second lifting arm 32 of another shear shank 30, while one end of second connecting rod and a shear shank
Under second lifting arm 32 of the lower end connection of 30 the second lifting arm 32, the other end of second connecting rod and another shear shank 30
End connection.
That is, at least one top and bottom of two the first lifting arms 31 can arrange first connecting rod, two
At least one top and bottom of two lifting arms 32 can arrange second connecting rod.So, drive mechanism 70 drives the first lifting arm
31 and second one of lifting arm 32 can just drive another synchronization to do angular movement.Thus, scissor lift is improved
100 reasonable in design and terseness.Wherein, drive mechanism 70 can be hydraulic drive mechanism 70.
Alternatively, rotating shaft 60 is located at the middle part of the first lifting arm 31 and the second lifting arm 32.As a result, whole shear shank
30 are more uniformly stressed coordination, strengthen the ability that scissor lift 100 bears load.
In one particular embodiment of the present invention, the madial wall of the first lifting arm 31 of one of shear shank 30 with it is another
Fix bar (fix bar) is provided between the madial wall of second lifting arm 32 of individual shear shank 30, drive mechanism 70 drives fix bar upper and lower
Motion.The first lifting arm 31 or the second lifting arm 32 is driven to do angular movement by the up and down motion of fix bar, so as to adjust scissors
The height of the pallet 20 of formula lift 100.Wherein, fix bar can with the madial wall of the first lifting arm 31 or the second lifting arm 32 in
Side wall is connected by welding or bolt mode.
Advantageously, the infall of the first lifting arm 31 and the second lifting arm 32 is provided with buffering spacer 80.Thus, it is to avoid first
Friction is produced between the lifting arm 32 of lifting arm 31 and second and cause abrasion, improve the service life of scissor lift 100.
In another specific embodiment of the present invention, as shown in Fig. 2 being formed with asphalt channel 90, oil circuit in rotating shaft 60
Passage 90 to the internal perisporium of oscillating bearing 40 send oil.Asphalt channel 90 includes the first oil-feed extended along the axial direction of rotating shaft 60
Passage and the second oil inlet passage connected through the perisporium of rotating shaft 60 and with the first oil inlet passage.Operating personnel can periodically by oil
Paths 90 fill oil, so as to improve the lubricity of the internal perisporium of oscillating bearing 40, improve the first lifting arm 31 and the second lifting arm 32
The flexibility of rotation.
In describing the invention, it is to be understood that term " on ", D score ", bottom ", " interior ", the side of the instruction such as " outward "
Position or position relationship are, based on orientation shown in the drawings or position relationship, to be for only for ease of the description present invention and simplify description,
Rather than indicate or imply indication device or element must have specific orientation, with specific azimuth configuration and operation, because
This is not considered as limiting the invention.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；It can be machine
Tool connects, or electrically connects；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two units
Connection inside part.For the ordinary skill in the art, can as the case may be understand above-mentioned term at this
Concrete meaning in bright.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score
The first and second feature directly contacts can be included, it is also possible to be not directly contact but by it including the first and second features
Between other characterisation contact.And, fisrt feature second feature " on ", " top " and " above " include that first is special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " below " include fisrt feature directly over second feature and oblique upper, or be merely representative of
Fisrt feature level height is less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art is in the principle and objective without departing from the present invention
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.
Claims (10)
1. a kind of scissor lift, it is characterised in that include：
Base；
Pallet, the pallet is located at the top of the base；
Shear shank, the shear shank is movably arranged between the base and the pallet, and the shear shank includes first liter
Drop arm and the second lifting arm, first lifting arm and second lifting arm it is arranged in a crossed manner and connected by rotating shaft, described turn
Axle includes first paragraph and second segment, and the periphery of the first paragraph is arranged with axle sleeve, and the periphery of the second segment is arranged with joint shaft
Hold, the radial dimension of the first paragraph and the second segment is equal；
Drive mechanism, the drive mechanism be connected with the shear shank and drive the shear shank around the rotating shaft do angular movement with
Adjust the height of the pallet.
2. scissor lift according to claim 1, it is characterised in that the radial dimension of the rotating shaft is 40-100 li
Between rice.
3. scissor lift according to claim 1, it is characterised in that including two shear shanks, described in two
Shear shank is oppositely arranged in a lateral direction, and one end of each shear shank is rotatably coupled with the pallet, the other end and institute
State base to be rotatably coupled.
4. scissor lift according to claim 3, it is characterised in that also include：First connecting rod and second connecting rod, institute
State at least one of one end of first connecting rod and top and bottom of first lifting arm of a shear shank to be connected, institute
State at least one of the other end of first connecting rod and the top and bottom of first lifting arm of another shear shank even
Connect；
At least one of one end of the second connecting rod and the institute top and bottom of the second lifting arm of shear shank company
Connect, the lower end of second lifting arm of the other end of the second connecting rod and another shear shank and upper end at least it
One connection.
5. scissor lift according to claim 4, it is characterised in that the rotating shaft be located at first lifting arm and
The middle part of second lifting arm.
6. scissor lift according to claim 4, it is characterised in that described the first of one of them shear shank
Fix bar, the driving machine are provided between lifting arm madial wall and the second lifting arm madial wall of another shear shank
Structure drives the fix bar to move up and down.
7. scissor lift according to claim 6, it is characterised in that the drive mechanism is hydraulic drive mechanism.
8. scissor lift according to claim 1, it is characterised in that first lifting arm and second lifting
The infall of arm is provided with buffering spacer.
9. scissor lift according to claim 1, it is characterised in that asphalt channel, institute are formed with the rotating shaft
State asphalt channel and send oil to the internal perisporium of the oscillating bearing.
10. scissor lift according to claim 9, it is characterised in that the asphalt channel is included along the rotating shaft
Axial direction extend the first oil inlet passage and connect through the rotating shaft perisporium and with first oil inlet passage second
Oil inlet passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611123627.1A CN106629473A (en) | 2016-12-08 | 2016-12-08 | Scissor-type lift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611123627.1A CN106629473A (en) | 2016-12-08 | 2016-12-08 | Scissor-type lift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106629473A true CN106629473A (en) | 2017-05-10 |
Family
ID=58819353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611123627.1A Pending CN106629473A (en) | 2016-12-08 | 2016-12-08 | Scissor-type lift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106629473A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268601A (en) * | 2020-02-16 | 2020-06-12 | 张婷婷 | Aerial work platform suitable for steel bridge construction |
| CN114988321A (en) * | 2022-06-14 | 2022-09-02 | 南京林业大学 | Scissor rod lifting platform |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4921218A (en) * | 1987-12-23 | 1990-05-01 | Lohr, S.A. | Translation nut to be used in a lifting unit |
| CN103359664A (en) * | 2013-07-19 | 2013-10-23 | 浙江鼎力机械股份有限公司 | Connecting shaft locking structure of scissor aerial work platform |
| CN204025221U (en) * | 2014-06-16 | 2014-12-17 | 北京首钢股份有限公司 | Slab stopper rod of tundish oil hydraulic cylinder cylinder head bindiny mechanism |
| CN104379492A (en) * | 2012-06-29 | 2015-02-25 | 克里斯托夫·莫尔 | Scissors lift and method for constructing a scissors lift |
-
2016
- 2016-12-08 CN CN201611123627.1A patent/CN106629473A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4921218A (en) * | 1987-12-23 | 1990-05-01 | Lohr, S.A. | Translation nut to be used in a lifting unit |
| CN104379492A (en) * | 2012-06-29 | 2015-02-25 | 克里斯托夫·莫尔 | Scissors lift and method for constructing a scissors lift |
| CN103359664A (en) * | 2013-07-19 | 2013-10-23 | 浙江鼎力机械股份有限公司 | Connecting shaft locking structure of scissor aerial work platform |
| CN204025221U (en) * | 2014-06-16 | 2014-12-17 | 北京首钢股份有限公司 | Slab stopper rod of tundish oil hydraulic cylinder cylinder head bindiny mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111268601A (en) * | 2020-02-16 | 2020-06-12 | 张婷婷 | Aerial work platform suitable for steel bridge construction |
| CN114988321A (en) * | 2022-06-14 | 2022-09-02 | 南京林业大学 | Scissor rod lifting platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101128389B (en) | Trolley and spreader assembly | |
| CN106629473A (en) | Scissor-type lift | |
| CN1939834A (en) | Device for hanging a rail, especially a transporting rail of a conveyor or a hoist | |
| CN202022670U (en) | Isolated pillar crane with horizontal idler wheels arranged asymmetrically | |
| CN106082023B (en) | Adjustable center of gravity forklift | |
| CN206782639U (en) | A kind of climbing belt conveyer | |
| CN101791657B (en) | Conveying and blanking mechanism of bar material cutting production line | |
| CN102155185A (en) | Gear and long-ring-rack pumping unit capable of tilting forwards, backwards, leftwards and rightwards | |
| CN201140965Y (en) | Trolley type balance sling | |
| CN106115565B (en) | The hoisting mechanism of forklift | |
| CN206553126U (en) | A kind of grain lifting machine | |
| CN207675280U (en) | A kind of container centering Weighing mechanism | |
| CN110526130A (en) | A kind of Container Transport suspending protection device | |
| CN106185147A (en) | A kind of nickel starting sheet stacking lowering or hoisting gear | |
| CN208411526U (en) | A kind of small-sized dumper in changeable unloading direction | |
| CN206493442U (en) | Without frame concrete Qing Tong mechanisms | |
| CN111453658A (en) | Adjustable lifting frame | |
| CN105502176A (en) | Hydraulic luffing-type cantilever tower crane | |
| CN210310078U (en) | Self-discharging formula semitrailer frame | |
| CN206336919U (en) | A kind of integrated suspender | |
| CN106395609B (en) | A kind of integrated suspender | |
| CN105236315B (en) | A kind of suspender with adaptive beat rotation function | |
| CN111115449A (en) | Box hoist and mount balance adjustment mechanism | |
| CN205892491U (en) | Novel rotatory roof beam of hanging | |
| CN209226165U (en) | A kind of steel ball transport device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |