CN107188083A - A kind of lifting machine and its method of work with fall-preventing protection device - Google Patents
A kind of lifting machine and its method of work with fall-preventing protection device Download PDFInfo
- Publication number
- CN107188083A CN107188083A CN201710511668.6A CN201710511668A CN107188083A CN 107188083 A CN107188083 A CN 107188083A CN 201710511668 A CN201710511668 A CN 201710511668A CN 107188083 A CN107188083 A CN 107188083A
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- CN
- China
- Prior art keywords
- fall
- hydraulic
- sliding block
- button
- arm
- 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
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/16—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
-
- 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
-
- 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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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The invention discloses a kind of lifting machine with fall-preventing protection device, including hydraulic system, pedestal; gantry support column, sliding block, one group of support arm; anti-fall arm; pushing block, wherein gantry support column bottom are connected with pedestal, and gantry support column is provided with the first chute; sliding block is connected by the first chute with gantry support column; support arm is connected with sliding block by revolute pair, and sliding block is provided with through hole, and anti-fall arm is connected through through hole with pushing block；One group of first wedge-shaped anti-fall ladder equidistantly arranged is set on the anti-fall arm, through hole is being provided with the second wedge-shaped anti-fall ladder with the anti-fall ladder of the first wedge shape with spacing with the first anti-fall terraced opposite side of wedge shape, in unexpected power-off or equipment catastrophic failure, ensure that automobile maintains place height, will not occur automobile to decline or falling accident, maintenance, the personal safety of maintenance personnel can be ensured, process more safe is used.
Description
Technical field
The present invention relates to the technical field of car lift, more particularly to a kind of lifting machine with fall-preventing protection device.
Background technology
Car lift is the equipment for lifting automobile during auto repair, and automobile reaches lifting machine station, passed through
Artificial operation can make the certain height of vehicle hoisting, be easy to auto repair.Lifting machine is played very in auto repair maintenance
Important effect, present maintenance factory is provided with lifting machine, and lifting machine is the necessary equipment of auto repair or maintenance.
Current lifting machine defencive function is not powerful enough, and typically in auto repair or maintenance, automobile will rise to two
Rice or so height, in unexpected power-off or equipment fault, easily occurs automobile and falls suddenly to wait peril, for repairing,
The personal safety of maintenance personnel causes serious threat.
The content of the invention
The purpose of invention：The invention discloses a kind of lifting machine with fall-preventing protection device, can in unexpected power-off or
During person's equipment catastrophic failure, ensure that automobile maintains place height, will not occur automobile and decline or falling accident, dimension can be ensured
Repair, the personal safety of maintenance personnel, use process more safe.
Technical scheme：In order to realize the above object the invention discloses a kind of lifting machine with fall-preventing protection device, bag
Include hydraulic system, pedestal, gantry support column, sliding block, one group of support arm, anti-fall arm, wherein pushing block, gantry support column bottom and base
Seat connection, gantry support column is provided with the first chute, and sliding block is connected by the first chute with gantry support column, and support arm leads to sliding block
Revolute pair connection is crossed, sliding block is provided with through hole, and anti-fall arm is connected through through hole with pushing block；Set on the anti-fall arm between one group etc.
The first wedge-shaped anti-fall ladder away from arrangement, through hole and the first anti-fall terraced opposite side of wedge shape are provided with the anti-fall ladder of the first wedge shape with spacing
Second wedge-shaped anti-fall ladder, the anti-fall ladder of the first wedge shape can be mutual in unexpected power-off or equipment fault with the anti-fall ladder of the second wedge shape
Occlusion, it is ensured that height where automobile is maintained.
Further, a kind of above-mentioned lifting machine with fall-preventing protection device, the hydraulic system is connected with control module,
Hydraulic system includes motor, and hydraulic pump, hydraulic valve, hydraulic cylinder, hydraulic stem, wherein hydraulic oil, motor are connected with hydraulic pump,
Hydraulic pump is connected with hydraulic cylinder, and hydraulic valve is connected with hydraulic stem, and motor provides power input, control module control to hydraulic pump
Rise, landing and the anti-fall arm of lifting machine advance, retreated.
Further, hydraulic cylinder is placed inside above-mentioned a kind of lifting machine with fall-preventing protection device, first chute,
There is hydraulic oil in hydraulic cylinder, hydraulic cylinder is connected with hydraulic valve, the hydraulic oil in hydraulic pump control hydraulic cylinder extrudes or flowed back.
Further, hydraulic stem is placed inside above-mentioned a kind of lifting machine with fall-preventing protection device, first chute,
Hydraulic stem is connected with sliding block, promotes push rod to rise or the advance of anti-fall arm when hydraulic oil is extruded in hydraulic cylinder, when hydraulic oil flows back
Hydraulic stem declines or anti-fall arm is retracted.
Further, above-mentioned a kind of lifting machine with fall-preventing protection device, the pushing block include push rod, the second chute,
Elastic component, hydraulic cylinder is also connected with push rod, and push rod is connected with anti-fall arm bottom, and elastic component is placed in push rod opposite and anti-fall arm bottom
Connection, push rod drives anti-fall arm advance setpoint distance, and elastic component ensures that anti-fall arm retracts setpoint distance.
Further, above-mentioned a kind of lifting machine with fall-preventing protection device, it is characterised in that：The support arm front end bag
Include supporting pad, supporting pad material rubber, the friction of rubber on the one hand between increase and automobile, on the other hand with automobile is soft contacts,
With certain protective role.
Further, above-mentioned a kind of lifting machine with fall-preventing protection device, the control module be provided with power switch,
Scram button, SR, rising button, decline button, the rising of control module control lifting machine, down maneuver.
The invention discloses a kind of method of work of the lifting machine with fall-preventing protection device, elevator it is overall lift liter
Drop comprises the following steps：1）Sliding block is located at least significant end, and one group of support arm of driving is allowed to be respectively moved to corresponding sliding block into one
Bar straight line, driving automobile stops to specified location；2）One group of support arm is driven, supporting pad is located at automobile chassis corresponding positions respectively
Put；3）Power switch is closed, hydraulic system obtains electric, Continued depression rises button, motor driving hydraulic pressure pump operation so that hydraulic pressure
Hydraulic oil driving hydraulic stem rises in cylinder；4）Hydraulic stem 16 promotes sliding block 3 to rise, during to specified location, unclamps and rises button 24,
Locking button 26 is persistently pressed, the control hydraulic system of control module 12 promotes the advance setpoint distance of push rod 17, unclamps locking button
26；5）Unblock button 27 is persistently pressed, the control hydraulic system of control module 12 pulls push rod 17 to retreat setpoint distance, unclamps unblock
Button 27；6）Continued depression declines button, motor driving hydraulic pressure pump operation so that hydraulic oil is back to hydraulic pressure in hydraulic cylinder
Cylinder, while sliding block declines；7）Sliding block drops to specified location, and one group of support arm of driving is allowed to be respectively moved to and corresponding sliding block
In alignment, driving automobile leaves；8）Disconnecting power switch 21, whole equipment system dead electricity.
Above-mentioned technical proposal can be seen that the present invention and have the advantages that：
（1）A kind of lifting machine with fall-preventing protection device of the present invention, in unexpected power-off or equipment catastrophic failure,
The distinctive hydraulic valve of hydraulic system ensures that hydraulic oil will not will not occur automobile and decline or thing of falling by back pressure to hydraulic cylinder
Therefore, provide first to maintenance, maintenance personnel and protect again.
（2）A kind of lifting machine with fall-preventing protection device of the present invention, in unexpected power-off or equipment fault,
The first anti-fall ladder of wedge shape can be mutually twisted with the second trapezoidal anti-fall ladder, the gravity of confrontation automobile tenesmus, maintain automobile place high
Degree, provides second to maintenance, maintenance personnel and protects again so that use process more safe.
（3）A kind of lifting machine with fall-preventing protection device of the present invention, after sliding block rises to specified location, liquid
Pressure system promotes anti-fall arm advance setpoint distance automatically；When sliding block needs to decline, hydraulic system elder generation pressure release, elastic component is pushed away automatically
Dynamic anti-fall arm retreats setpoint distance, and the intelligent action of anti-fall arm can provide the protection for preventing automobile from falling, not interfere with again
The rising or decline of sliding block.
（4）A kind of lifting machine with fall-preventing protection device of the present invention, supporting pad is directly contacted with automobile, and by
Power is big, and selection uses rubber, on the one hand ensures the service life of supporting pad, on the other hand can increase the friction between automobile,
There is anti-skidding effect, the third aspect ensure that automobile is not scratched.
（5）A kind of lifting machine with fall-preventing protection device of the present invention, goes out incumbent during lifting machine use
What situation, scram button can be pressed at any time, and making equipment, stopping is acted rapidly, during failture evacuation, is pressed SR, is being set
It is not required to power-off during standby failture evacuation, and the work before can continuing, for failture evacuation more safe ready.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of the lifting machine with fall-preventing protection device of the present invention；
Fig. 2 is that a kind of anti-fall ladder of the wedge shape of lifting machine first with fall-preventing protection device of the present invention and the second wedge shape are anti-fall
Ladder coordinates sectional view；
Fig. 3 is a kind of lifting machine the first chute inner structure connection figure with fall-preventing protection device of the present invention；
Fig. 4 is a kind of lifting machine hydraulic system connection figure with fall-preventing protection device of the present invention；
In figure：1- pedestals, 2- gantry support column, 3- sliding blocks, 4- support arms, the anti-fall arms of 5-, 6- pushing blocks, the chutes of 7- first, 8- leads to
Hole, the wedge-shaped anti-fall ladders of 9- first, the wedge-shaped anti-fall ladders of 10- second, 11- motor, 12- control modules, 13- hydraulic pumps, 14- hydraulic pressure
Valve, 15- hydraulic cylinders, 16- hydraulic stems, 17- push rods, the chutes of 18- second, 19- elastic components, 20- supporting pads, 21- power switches,
22- scram buttons, 23- SRs, 24- rises button, and 25- declines button, 26- locking buttons, 27- unblock buttons.
Embodiment
Below in conjunction with the accompanying drawings, the specific embodiment of the invention is described in detail.
Embodiment
The invention discloses a kind of lifting machine with fall-preventing protection device, as shown in Figures 1 to 4, including hydraulic system,
Pedestal 1, gantry support column 2, sliding block 3, one group of support arm 4, anti-fall arm 5, wherein pushing block 6, the bottom of gantry support column 2 and pedestal 1
Connection, gantry support column 2 is provided with the first chute 7, and sliding block 3 is connected by the first chute 7 with gantry support column 2, and support arm 4 is with sliding
Block 3 is connected by revolute pair, and sliding block 3 is provided with through hole 8, and anti-fall arm 5 is connected through through hole 8 with pushing block 6；
One group of first wedge shape anti-fall terraced 9 equidistantly arranged, through hole 8 and the first anti-fall terraced 9 phase of wedge shape are set on the anti-fall arm 5
Offside is provided with the second wedge shape anti-fall terraced 10 with spacing with the first wedge shape anti-fall terraced 9, and the anti-fall ladder of the first wedge shape and the second wedge shape are anti-
Pendant ladder can be mutually twisted in unexpected power-off or equipment fault, it is ensured that height where automobile is maintained..
The hydraulic system is connected with control module 12, hydraulic system include motor 11, hydraulic pump 13, hydraulic valve 14,
Hydraulic cylinder 15, hydraulic stem 16, wherein hydraulic oil, motor 11 are connected with hydraulic pump 13, and hydraulic pump 13 is connected with hydraulic cylinder 15, liquid
Pressure valve 14 is connected with hydraulic stem 16, and motor provides power input, rise, the landing of control module control lifting machine to hydraulic pump
And anti-fall arm advances, retreated.
The inside of first chute 7, which is placed in hydraulic cylinder 15, hydraulic cylinder 15, hydraulic oil, and hydraulic cylinder 15 connects with hydraulic valve 14
Connect, the hydraulic oil in hydraulic pump control hydraulic cylinder extrudes or flowed back.
Hydraulic stem 16 is placed in the inside of first chute 7, and hydraulic stem 16 is connected with sliding block 3, and hydraulic oil is extruded in hydraulic cylinder
When promote push rod rise or anti-fall arm advance, hydraulic oil flow back when hydraulic stem decline or anti-fall arm retreat.
The pushing block 6 includes push rod 17, the second chute 18, elastic component 19, and hydraulic cylinder 15 is also connected with push rod 17, push rod 17
It is connected with the anti-fall bottom of arm 5, elastic component 19 is placed in the opposite of push rod 17 and is connected with the anti-fall bottom of arm 5, push rod drives anti-fall arm to advance
Setpoint distance, elastic component ensures that anti-fall arm retracts setpoint distance.
The front end of support arm 4 include supporting pad 20, the material of supporting pad 20 be rubber, rubber on the one hand increase with automobile it
Between friction, on the other hand with automobile is soft contacts, with certain protective role.
The control module 12 is provided with power switch 21, scram button 22, SR 23, rising button 24, decline
, there is any situation in button 25, the control module control rising of lifting machine, down maneuver during lifting machine use, can be with
When press scram button, make equipment rapidly stopping act, during failture evacuation, press SR, equipment fault exclude
Shi Buxu is powered off, and the work before can continuing.
The invention discloses a kind of method of work of the lifting machine with fall-preventing protection device, comprise the following steps：
1）Sliding block 3 is located at least significant end, and one group of support arm 4 of driving is allowed to be respectively moved to, drive in alignment with corresponding sliding block 3
Electrical automobile stops to specified location；
2）One group of support arm 4 is driven, supporting pad 20 is located at automobile chassis relevant position respectively；
3）Power switch 21 is closed, hydraulic system obtains electric, Continued depression rises button 24, the driving hydraulic pump 13 of motor 11 is transported
OK so that hydraulic oil driving hydraulic stem 16 rises in hydraulic cylinder 15；
4）Hydraulic stem 16 promotes sliding block 3 to rise, during to specified location, unclamps and rises button 24, persistently presses locking button 26, control
The control hydraulic system of molding block 12 promotes the advance setpoint distance of push rod 17, unclamps locking button 26；
5）Unblock button 27 is persistently pressed, the control hydraulic system of control module 12 pulls push rod 17 to retreat setpoint distance, unclamps solution
Lock button 27；
6）Continued depression declines button 25, and the driving hydraulic pump 13 of motor 11 is run so that hydraulic oil is back in hydraulic cylinder 15
Hydraulic cylinder 15, while sliding block 3 declines；
7）Sliding block 3 drops to specified location, and one group of support arm 4 of driving is allowed to be respectively moved to straight into one with corresponding sliding block 3
Line, driving automobile leaves；
8）Disconnecting power switch 21, whole equipment system dead electricity.
Described above is only the preferred embodiment of the present invention, it should be noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvement can also be made, these improvement also should be regarded as the guarantor of the present invention
Protect scope.
Claims (8)
1. a kind of lifting machine with fall-preventing protection device, it is characterised in that：Including hydraulic system, pedestal（1）, gantry support column
（2）, sliding block（3）, one group of support arm（4）, anti-fall arm（5）, pushing block（6）, wherein gantry support column（2）Bottom and pedestal（1）Even
Connect, gantry support column（2）Provided with the first chute（7）, sliding block（3）Pass through the first chute（7）With gantry support column（2）Connection, branch
Brace（4）With sliding block（3）Connected by revolute pair, sliding block（3）It is provided with through hole（8）, anti-fall arm（5）Through through hole（8）With pushing away
Block（6）Connection；
The anti-fall arm（5）It is upper that one group of first wedge-shaped anti-fall ladder equidistantly arranged is set（9）, through hole（8）It is anti-with the first wedge shape
Pendant ladder（9）Opposite side is provided with and the first wedge-shaped anti-fall ladder（9）With the second wedge-shaped anti-fall ladder of spacing（10）.
2. a kind of lifting machine with fall-preventing protection device according to claim 1, it is characterised in that：The hydraulic system
With control module（12）Connection, hydraulic system includes motor（11）, hydraulic pump（13）, hydraulic valve（14）, hydraulic cylinder（15）, liquid
Depression bar（16）, hydraulic oil, wherein motor（11）With hydraulic pump（13）Connection, hydraulic pump（13）With hydraulic cylinder（15）Connection, liquid
Pressure valve（14）With hydraulic stem（16）Connection.
3. a kind of lifting machine with fall-preventing protection device according to claim 1 or 2, it is characterised in that：Described first
Chute（7）Place hydraulic cylinder in inside（15）, hydraulic cylinder（15）Inside there are hydraulic oil, hydraulic cylinder（15）With hydraulic valve（14）Connection.
4. a kind of lifting machine with fall-preventing protection device stated according to claim 1 or 2, it is characterised in that：Described first slides
Groove（7）Place hydraulic stem in inside（16）, hydraulic stem（16）With sliding block（3）Connection.
5. a kind of lifting machine with fall-preventing protection device according to claim 1, it is characterised in that：The pushing block（6）
Including push rod（17）, the second chute（18）, elastic component（19）, hydraulic cylinder（15）Also with push rod（17）Connection, push rod（17）With preventing
Fall arm（5）Bottom is connected, elastic component（19）It is placed in push rod（17）Opposite and anti-fall arm（5）Bottom is connected.
6. a kind of lifting machine with fall-preventing protection device according to claim 1, it is characterised in that：The support arm
（4）Front end includes supporting pad（20）, supporting pad（20）Material is rubber.
7. a kind of lifting machine with fall-preventing protection device according to claim 1 or 2, it is characterised in that：The control
Module（12）It is provided with power switch（21）, scram button（22）, SR（23）, rise button（24）, decline button
（25）, locking button（26）, unblock button（27）.
8. a kind of method of work of lifting machine with fall-preventing protection device according to claim 1, it is characterised in that：Rise
The overall lifting of lifting of act machine comprises the following steps：
1）Sliding block（3）Positioned at least significant end, one group of support arm is driven（4）It is allowed to be respectively moved to and corresponding sliding block（3）Into one
Straight line, driving automobile stops to specified location；
2）Drive one group of support arm（4）, make supporting pad（20）It is located at automobile chassis relevant position respectively；
3）Close power switch（21）, whole equipment system obtains electric, and Continued depression rises button（24）, motor（11）Drive liquid
Press pump（13）Operation so that hydraulic cylinder（15）Interior hydraulic oil drives hydraulic stem（16）Rise；
4）Hydraulic stem（16）Promote sliding block（3）Rise, during to specified location, unclamp and rise button（24）, persistently press locking by
Button（26）, control module（12）Hydraulic system is controlled to promote push rod（17）Advance setpoint distance, unclamps locking button（26）；
5）Persistently press unblock button（27）, control module（12）Hydraulic system is controlled to pull push rod（17）Retreat setpoint distance,
Unclamp unblock button（27）；
6）Continued depression declines button（25）, motor（11）Drive hydraulic pump（13）Operation so that hydraulic cylinder（15）Interior hydraulic pressure
Oil is back to hydraulic cylinder（15）, while sliding block（3）Decline；
7）Sliding block（3）Specified location is dropped to, one group of support arm is driven（4）It is allowed to be respectively moved to and corresponding sliding block（3）Into
Straight line, driving automobile leaves；
8）Disconnecting power switch（21）, whole equipment system dead electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710511668.6A CN107188083A (en) | 2017-06-29 | 2017-06-29 | A kind of lifting machine and its method of work with fall-preventing protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710511668.6A CN107188083A (en) | 2017-06-29 | 2017-06-29 | A kind of lifting machine and its method of work with fall-preventing protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107188083A true CN107188083A (en) | 2017-09-22 |
Family
ID=59880240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710511668.6A Pending CN107188083A (en) | 2017-06-29 | 2017-06-29 | A kind of lifting machine and its method of work with fall-preventing protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107188083A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109132929A (en) * | 2017-12-29 | 2019-01-04 | 河南城建学院 | Quick-lift attachreactor for road and bridge construction |
| CN112850548A (en) * | 2021-02-22 | 2021-05-28 | 衢州自力机械配件有限公司 | Hydraulic lifting device for automobile maintenance and use method thereof |
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| US4248405A (en) * | 1978-12-22 | 1981-02-03 | Tamotsu Kameda | Lifting jack |
| CN2085793U (en) * | 1991-01-20 | 1991-10-02 | 梁庆泉 | Simple electric hydraulic forklift |
| CN1173439A (en) * | 1995-08-23 | 1998-02-18 | 株式会社万岁 | Manipulator of vehicle lifter |
| JP2004307093A (en) * | 2003-04-03 | 2004-11-04 | Onodani Kiko Kk | Portable type simplified jack |
| CN1699137A (en) * | 2005-05-25 | 2005-11-23 | 中国人民解放军广州军区空军工程建设局 | Global automatically controlled hydraulic jacking device and jacking method thereof |
| CN201128661Y (en) * | 2007-08-22 | 2008-10-08 | 宁波大榭招商国际码头有限公司 | Gantry crane lifting device with oil cylinder base anti-dropping mechanism |
| CN202164002U (en) * | 2010-12-31 | 2012-03-14 | 于廷虎 | Lift for high altitude construction |
| CN202880772U (en) * | 2012-10-29 | 2013-04-17 | 上海萨逸检测设备制造有限公司 | Guaranteeing structure of automobile elevator |
| CN204198338U (en) * | 2014-08-07 | 2015-03-11 | 深圳市凯卓立液压设备有限公司 | A kind of vehicle-mounted floating formula vehicle maintenance and repair lifting machine |
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2017
- 2017-06-29 CN CN201710511668.6A patent/CN107188083A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4248405A (en) * | 1978-12-22 | 1981-02-03 | Tamotsu Kameda | Lifting jack |
| CN2085793U (en) * | 1991-01-20 | 1991-10-02 | 梁庆泉 | Simple electric hydraulic forklift |
| CN1173439A (en) * | 1995-08-23 | 1998-02-18 | 株式会社万岁 | Manipulator of vehicle lifter |
| JP2004307093A (en) * | 2003-04-03 | 2004-11-04 | Onodani Kiko Kk | Portable type simplified jack |
| CN1699137A (en) * | 2005-05-25 | 2005-11-23 | 中国人民解放军广州军区空军工程建设局 | Global automatically controlled hydraulic jacking device and jacking method thereof |
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| CN202164002U (en) * | 2010-12-31 | 2012-03-14 | 于廷虎 | Lift for high altitude construction |
| CN202880772U (en) * | 2012-10-29 | 2013-04-17 | 上海萨逸检测设备制造有限公司 | Guaranteeing structure of automobile elevator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109132929A (en) * | 2017-12-29 | 2019-01-04 | 河南城建学院 | Quick-lift attachreactor for road and bridge construction |
| CN112850548A (en) * | 2021-02-22 | 2021-05-28 | 衢州自力机械配件有限公司 | Hydraulic lifting device for automobile maintenance and use method thereof |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170922 |