CN206705599U - A kind of car lift - Google Patents
A kind of car lift Download PDFInfo
- Publication number
- CN206705599U CN206705599U CN201720561518.1U CN201720561518U CN206705599U CN 206705599 U CN206705599 U CN 206705599U CN 201720561518 U CN201720561518 U CN 201720561518U CN 206705599 U CN206705599 U CN 206705599U
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- China
- Prior art keywords
- telescopic arm
- positioning disk
- pressed
- lift
- arm
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Abstract
The utility model provides a kind of car lift, belongs to automobile inspection equipment technical field.It solves the problems, such as that existing vehicle hoisting has potential safety hazard.This car lift, including frame, frame has two columns, chute is offered on two columns, guiding piece is slidably connected in chute, two lift arms are hinged with two guiding pieces, lift arm slidably connects telescopic arm, keeper is provided between lift arm and telescopic arm, and telescopic arm slidably connects positioning disk, and the retaining spring that positioning disk can be pressed on when positioning disk is moved to below automobile side beam in automobile side beam is additionally provided with telescopic arm.This car lift can be smoothly by vehicle hoisting, and operates more convenient, safety.
Description
Technical field
The utility model belongs to automobile inspection equipment technical field, is related to a kind of car lift.
Background technology
With the popularization of automobile, automobile has become the indispensable vehicles, automobile need in use into
Row is inevitably repaired and regularly maintained, wherein needing to lift in automobile when the chassis of automobile is checked or repaired
Certain height is raised to, the device of vehicle hoisting is generally directly pressed on to the lower section of automobile side beam by support block at present,
Fixed position is differed, and causes vehicle hoisting potential safety hazard to be present.
The content of the invention
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that a kind of car lift, this
Car lift can be smoothly by vehicle hoisting, and operates more convenient, safety.
The purpose of this utility model can be realized by following technical proposal：A kind of car lift, including frame, it is special
Sign is that the frame has two columns, and the upper end of two column is fixedly connected with by cross bar, on the opposite flank of two columns
Chute is vertically offered, guiding piece, side wall and the chute cell wall of the guiding piece are slidably connected in the chute
Between be provided with some support wheels, the frame is provided with the actuator that can drive two guiding piece synchronization liftings, two tractions
Two lift arms are hinged with the opposite flank of block, the free end of the lift arm slidably connects telescopic arm, the lifting
Telescopic arm can be fixed on keeper on lift arm by being provided between arm and telescopic arm, and the free end of the telescopic arm is along vertical
Direction slidably connects positioning disk, and being additionally provided with the telescopic arm will can determine when positioning disk is moved to below automobile side beam
Position disk is pressed on the retaining spring in automobile side beam.
The lower end of two columns is fixed on the ground, and cross bar plays support positioning to two columns, and guiding piece is moved up and down, passed through
Support wheel contacts with chute inwall, when lifting automobile is by larger load power so that the movement of guiding piece is more steady, in automobile
After stopping well, telescopic arm is pulled out so that lift arm has a suitable entire length with telescopic arm, then will by keeper
Telescopic arm is fixed, and is swung lift arm and is caused positioning disk to be moved to the lower section of automobile side beam, disk to be positioned is moved to suitable position
Postpone and pass through retaining spring so that positioning disk is pressed on suitable position below automobile side beam, i.e., will positioning before lifting
Disk is had good positioning, and such four positioning disks are synchronously risen after being positioned by the guiding piece of actuator two, and it is indivedual fixed to avoid
Position disk position inaccuracy causes potential safety hazard.
In above-mentioned car lift, vertically there is limit convex edge on the notch two side of the chute,
The guiding piece is located at limit convex along between chute bottom surface, some arcs are offered on the opposite sides face of the guiding piece
Groove, the support wheel are hinged in deep-slotted chip breaker, and the support wheel wheel face on a side is pressed on chute bottom surface, another side
Support wheel wheel face on face is pressed on limit convex along medial surface.Limit convex works as guiding piece along guiding piece is positioned in chute
After power is carried, support wheel is pressed on the medial surface on chute bottom surface and limit convex edge respectively so that guiding piece held stationary, is kept away
Exempt from movement and clamping stagnation occur.
In above-mentioned car lift, the actuator includes motor and two steel cables, and the motor is connected
At the middle part of cross bar, the cross bar upper side is fixed with connecting seat, and rotating shaft, above-mentioned driving electricity are rotatably connected on the connecting seat
The output shaft of machine is fixedly connected with rotating shaft one end, and two reels are fixed with the rotating shaft, and one end of two above-mentioned steel cables is respectively fixedly connected
On two guiding pieces, the other end is respectively on two reels.Driven by one and drive two reel synchronous rotaries, two
It is identical to wind wheel diameter, therefore steel cable has identical linear velocity so that the synchronous lifting of two guiding pieces, simple and stable structure.
In above-mentioned car lift, the both ends end of the cross bar is hinged with directive wheel, and above-mentioned steel cable is pressed on
On directive wheel wheel face.Directive wheel is that steel cable commutation is supported so that operating is more smooth, and structure is more stable.
In above-mentioned car lift, the free end of the telescopic arm has a support block, along vertical in the support block
Direction slidably connects locating dowel, and above-mentioned positioning disk is connected in the upper end of locating dowel.Support block and telescopic arm integrative-structure, pass through
Locating dowel can control moving up and down for positioning disk, i.e., the position of positioning disk can be adjusted according to actual conditions so that positioning
It is more accurate.
In above-mentioned car lift, connecting hole, above-mentioned locating dowel sliding plug are offered in the support block vertically
In connecting hole, connecting hole is stretched out at the both ends of the locating dowel, has on the support block upper side around connecting hole and supports
Convex edge, the retaining spring is set on support convex edge, and the upper end of retaining spring is pressed on positioning disk downside, and lower end is supported
It is pressed on support block upper side, the lower end of the locating dowel has annular convex edge, in the presence of retaining spring, annular convex edge energy
Enough it is pressed on the downside of support block.During nature, in the presence of retaining spring, annular convex edge is resisted against support block
On, now positioning disk is in extreme higher position, in use, pulling down locating dowel manually, discharges locating dowel after positioning disk position suitable,
Positioning disk is pressed in automobile side beam under retaining spring effect, and until rest position is accurate, when lifting, positioning disk can
Compression set spring and be pressed on support convex edge so that positioning disk support is more stable.
In above-mentioned car lift, pilot hole is offered along its length in the free end end face of the lift arm,
One end sliding plug of the telescopic arm is additionally provided with reset tension spring in pilot hole in the pilot hole, the reset tension spring
One end is connected on pilot hole bottom surface, and the other end is connected on telescopic arm.I.e. reset tension spring has to reset all the time and drawn to telescopic arm
Power, after disk detachment automobile side beam is positioned, reset tension spring can make telescopic arm retract in time, convenient to save without manually operated
Power.
In above-mentioned car lift, the keeper includes locating rod, along length on the upper side of the lift arm
Direction offers bar-shaped trough, and the bar-shaped trough connects with pilot hole, and the side edge of the bar-shaped trough opens up along its length
There are some locating slots, there is hinged seat on the upper side of the telescopic arm, the locating rod is hinged on hinged seat, and locating rod
It can swing and in embedded locating slot.Locating slot is evenly distributed, pulls out telescopic arm to substantially correct position by locating rod, then
Rotational positioning bar so that locating rod is embedded in locating slot, simple to operate so as to be positioned to telescopic arm.
In above-mentioned car lift, there is layer of polyurethane, in the upside of layer of polyurethane on the positioning disk upper side
Some strip grooves are offered on face, the length direction and positioning disk of some strip grooves are radially consistent, and some bar shapeds are recessed
Groove is arranged in a crossed manner.Polyurethane material has certain intensity and toughness, while positioning disk can rotate, i.e., any strip groove is equal
It can be engaged with the reinforcement below automobile side beam, stability is more preferable.
Compared with prior art, this car lift has advantages below：
1st, due in the presence of retaining spring positioning disk be pressed on suitable position below automobile side beam, that is, lifting
Positioning disk is had good positioning before, such four positioning disks are synchronously risen after being positioned by the guiding piece of actuator two, are kept away
Having exempted from indivedual positioning disk positions inaccuracy causes potential safety hazard.
2nd, because limit convex is along guiding piece is positioned in chute, after guiding piece is by power is carried, support wheel compresses respectively
On the medial surface on chute bottom surface and limit convex edge so that guiding piece held stationary, avoid movement from clamping stagnation occur.
3rd, due to offering some strip grooves on the upper side of layer of polyurethane, and some strip grooves are arranged in a crossed manner,
Positioning disk can be rotated, i.e., any strip groove can be engaged with the reinforcement below automobile side beam, and stability is more preferable.
Brief description of the drawings
Fig. 1 is the dimensional structure diagram of this car lift.
Fig. 2 is the dimensional structure diagram of guiding piece.
Fig. 3 is the structure top view of this car lift.
Fig. 4 is the lateral partial structurtes sectional view of lift arm.
Fig. 5 is the schematic enlarged-scale view at A in Fig. 1.
Fig. 6 is the schematic enlarged-scale view at B in Fig. 1.
In figure, 1, frame；11st, column；12nd, cross bar；13rd, chute；14th, limit convex edge；15th, connecting seat；2nd, guiding piece；
21st, deep-slotted chip breaker；22nd, support wheel；3rd, actuator；31st, motor；32nd, steel cable；33rd, rotating shaft；34th, reel；35th, directive wheel；
4th, lift arm；41st, pilot hole；42nd, reset tension spring；43rd, bar-shaped trough；44th, locating slot；5th, telescopic arm；51st, support block；52nd, support
Convex edge；6th, keeper；61st, locating rod；62nd, hinged seat；7th, positioning disk；71st, locating dowel；72nd, annular convex edge；73rd, layer of polyurethane；
74th, strip groove；8th, retaining spring.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
As shown in figure 1, a kind of car lift, including frame 1, frame 1 have two columns 11, the upper end of two column 11
It is fixedly connected with by cross bar 12, chute 13, the interior company of slip of chute 13 is vertically offered on the opposite flank of two columns 11
Guiding piece 2 is connected to, some support wheels 22 are provided between the side wall and the cell wall of chute 13 of guiding piece 2, frame 1 is provided with and can driven
The actuator 3 of the synchronization lifting of two guiding piece 2, is hinged with two lift arms 4 on the opposite flank of two guiding pieces 2, lift arm 4 from
Telescopic arm 5 is slidably connected by holding, being provided between lift arm 4 and telescopic arm 5 can be fixed on telescopic arm 5 on lift arm 4
Keeper 6, the free end of telescopic arm 5 vertically slidably connects positioning disk 7, is additionally provided with telescopic arm 5 when positioning disk 7
It is moved to the retaining spring 8 that positioning disk 7 can be pressed on when below automobile side beam in automobile side beam.Under two columns 11
End fixes on the ground, and cross bar 12 plays support positioning to two columns 11, and guiding piece 2 moves up and down, by support wheel 22 with sliding
The inwall of groove 13 contacts, when lifting automobile is by larger load power so that the movement of guiding piece 2 is more steady, good in automobile stop
Afterwards, telescopic arm 5 is pulled out so that lift arm 4 has a suitable entire length with telescopic arm 5, then will be stretched by keeper 6
Contracting arm 5 is fixed, and is swung lift arm 4 and is caused positioning disk 7 to be moved to the lower section of automobile side beam, disk 7 to be positioned is moved to properly
Pass through retaining spring 8 behind position so that positioning disk 7 is pressed on suitable position below automobile side beam, i.e., will before lifting
Positioning disk 7 is had good positioning, and such four positioning disks 7 rise after being positioned by the way that 3 two guiding piece of actuator 2 is synchronous, avoid
Indivedual position inaccuracy of positioning disk 7 cause potential safety hazard.
Specifically, with reference to shown in Fig. 2, Fig. 3, vertically there is limit convex edge on the notch two side of chute 13
14, guiding piece 2 is located at limit convex along between 14 and the bottom surface of chute 13, and some arcs are offered on the opposite sides face of guiding piece 2
Shape groove 21, support wheel 22 are hinged in deep-slotted chip breaker 21, and the wheel face of support wheel 22 on a side is pressed on the bottom surface of chute 13,
The wheel face of support wheel 22 on another side is pressed on limit convex along 14 medial surfaces, and guiding piece 2 is positioned at by limit convex along 14
In chute 13, after guiding piece 2 is by power is carried, support wheel 22 is pressed on the bottom surface of chute 13 and limit convex along 14 medial surface respectively
On so that the held stationary of guiding piece 2, avoid movement from clamping stagnation occur.Actuator 3 includes the steel cable 32 of motor 31 and two, driving
Motor 31 is connected in the middle part of cross bar 12, and the upper side of cross bar 12 is fixed with connecting seat 15, rotating shaft is rotatably connected on connecting seat 15
33, output shaft and the one end of rotating shaft 33 of motor 31 are fixedly connected with, and are fixed with two reels 34 in rotating shaft 33, and the one of two steel cables 32
End is respectively fixedly connected on two guiding pieces 2, and the other end on two reels 34, i.e., drives two windings by a driving respectively
34 synchronous rotaries are taken turns, the diameter of two reel 34 is identical, therefore steel cable 32 has identical linear velocity so that two guiding piece 2 is synchronous
Lifting, simple and stable structure.The both ends end of cross bar 12 is hinged with directive wheel 35, and steel cable 32 is pressed on the wheel face of directive wheel 35
On, directive wheel 35 is that the commutation of steel cable 32 is supported so that operating is more smooth, and structure is more stable.
With reference to shown in Fig. 4, Fig. 5, Fig. 6, the free end of telescopic arm 5 has a support block 51, in support block 51 vertically
Locating dowel 71 is slidably connected, positioning disk 7 is connected in the upper end of locating dowel 71, support block 51 and the integrative-structure of telescopic arm 5, passed through
Locating dowel 71 can control moving up and down for positioning disk 7, i.e., the position of positioning disk 7 can be adjusted according to actual conditions so that
Positioning is more accurate.Connecting hole is offered in support block 51 vertically, the sliding plug of locating dowel 71 in connecting hole, locating dowel 71
Connecting hole is stretched out at both ends, has on the upper side of support block 51 around connecting hole and supports convex edge 52, retaining spring 8 is set in support
On convex edge 52, and the upper end of retaining spring 8 is pressed on the downside of positioning disk 7, and lower end is pressed on the upper side of support block 51, fixed
The lower end of position post 71 has annular convex edge 72, and in the presence of retaining spring 8, annular convex edge 72 can be pressed on support block 51
On downside, during nature, in the presence of retaining spring 8, annular convex edge 72 is resisted against in support block 51, now positioning disk
7 are in extreme higher position, in use, drop-down locating dowel 71 manually, discharges locating dowel 71, positioning disk 7 after the position suitable of positioning disk 7
It is pressed under the effect of retaining spring 8 in automobile side beam, until rest position is accurate, when lifting, positioning disk 7 can compress
Retaining spring 8 and be pressed on support convex edge 52 so that positioning disk 7 supports more stable.Edge in the free end end face of lift arm 4
Length direction offers pilot hole 41, and one end sliding plug of telescopic arm 5 is additionally provided with reset in pilot hole 41 in pilot hole 41
Extension spring 42, one end of reset tension spring 42 are connected on the bottom surface of pilot hole 41, and the other end is connected on telescopic arm 5, i.e. reset tension spring
42 pairs of telescopic arms 5 have all the time resets pulling force, and after positioning disk 7 departs from automobile side beam, reset tension spring 42 can make telescopic arm 5
Retract in time, it is convenient and strength-saving without manually operated.Keeper 6 includes locating rod 61, along length side on the upper side of lift arm 4
To bar-shaped trough 43 is offered, bar-shaped trough 43 connects with pilot hole 41, and the side edge of bar-shaped trough 43 offers along its length
Some locating slots 44, there is hinged seat 62 on the upper side of telescopic arm 5, locating rod 61 is hinged on hinged seat 62, and locating rod
61 can be swung and in embedded locating slot 44, locating slot 44 is evenly distributed, and telescopic arm 5 is pulled out to substantially suitable by locating rod 61
Position, then rotational positioning bar 61 so that locating rod 61 is embedded in locating slot 44, simple to operate so as to be positioned to telescopic arm 5
It is convenient.There is layer of polyurethane 73 on the upper side of positioning disk 7, some strip grooves are offered on the upper side of layer of polyurethane 73
74, the length direction and positioning disk 7 of some strip grooves 74 are radially consistent, and some strip grooves 74 are arranged in a crossed manner, poly- ammonia
Ester material has certain intensity and toughness, while positioning disk 7 can rotate, i.e., any strip groove 74 can be with automobile side
Reinforcement below side bar is engaged, and stability is more preferable.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (9)
1. a kind of car lift, including frame (1), it is characterised in that the frame (1) has two columns (11), and this is two vertical
The upper end of post (11) is fixedly connected with by cross bar (12), and cunning is vertically offered on the opposite flank of two columns (11)
Groove (13), slidably connects guiding piece (2) in the chute (13), the side wall and chute (13) cell wall of the guiding piece (2) it
Between be provided with some support wheels (22), the frame (1) is provided with the actuator (3) that can drive two guiding pieces (2) synchronization lifting,
Two lift arms (4), the free end company of slip of the lift arm (4) are hinged with the opposite flank of two guiding pieces (2)
Telescopic arm (5) is connected to, telescopic arm (5) can be fixed on lift arm (4) by being provided between the lift arm (4) and telescopic arm (5)
On keeper (6), the free end of the telescopic arm (5) vertically slidably connects positioning disk (7), the telescopic arm
(5) it is additionally provided with and positioning disk (7) can be pressed on when positioning disk (7) is moved to below automobile side beam in automobile side beam
Retaining spring (8).
2. car lift according to claim 1, it is characterised in that equal edge on the notch two side of the chute (13)
Vertical direction has limit convex along (14), and the guiding piece (2) is located between (14) and chute (13) bottom surface of limit convex edge, described
Some deep-slotted chip breakers (21) are offered on the opposite sides face of guiding piece (2), the support wheel (22) is hinged on deep-slotted chip breaker (21)
It is interior, and support wheel (22) wheel face on a side is pressed on chute (13) bottom surface, the support wheel (22) on another side
Wheel face is pressed on limit convex along (14) medial surface.
3. car lift according to claim 2, it is characterised in that the actuator (3) includes motor (31)
With two steel cables (32), the motor (31) is connected in the middle part of cross bar (12), and cross bar (12) upper side is fixed with company
Joint chair (15), rotating shaft (33), the output shaft of above-mentioned motor (31) and rotating shaft are rotatably connected on the connecting seat (15)
(33) one end is fixedly connected with, and two reels (34) are fixed with the rotating shaft (33), and one end of two above-mentioned steel cables (32) is respectively fixedly connected
On two guiding pieces (2), the other end is respectively on two reels (34).
4. car lift according to claim 3, it is characterised in that the both ends end of the cross bar (12) is hinged with
Directive wheel (35), above-mentioned steel cable (32) are pressed on directive wheel (35) wheel face.
5. the car lift according to claim 3 or 4, it is characterised in that the free end of the telescopic arm (5) has branch
Bracer (51), locating dowel (71) is vertically slidably connected on the support block (51), and above-mentioned positioning disk (7) is connected in fixed
The upper end of position post (71).
6. car lift according to claim 5, it is characterised in that offer connection vertically on the support block (51)
Hole, in connecting hole, connecting hole, the support are stretched out in the both ends of the locating dowel (71) for above-mentioned locating dowel (71) sliding plug
There is support convex edge (52) around connecting hole on block (51) upper side, the retaining spring (8) is set in support convex edge (52),
And the upper end of retaining spring (8) is pressed on positioning disk (7) downside, lower end is pressed on support block (51) upper side, described
The lower end of locating dowel (71) has annular convex edge (72), and in the presence of retaining spring (8), annular convex edge (72) can be pressed on
On the downside of support block (51).
7. car lift according to claim 6, it is characterised in that edge in the free end end face of the lift arm (4)
Length direction offers pilot hole (41), and one end sliding plug of the telescopic arm (5) is in pilot hole (41), the pilot hole
(41) reset tension spring (42) is additionally provided with, one end of the reset tension spring (42) is connected on pilot hole (41) bottom surface, the other end
It is connected on telescopic arm (5).
8. car lift according to claim 7, it is characterised in that the keeper (6) includes locating rod (61), institute
State and offer bar-shaped trough (43) on the upper side of lift arm (4) along its length, the bar-shaped trough (43) and pilot hole (41) phase
Insertion, the side edge of the bar-shaped trough (43) offer some locating slots (44) along its length, the telescopic arm (5) it is upper
There is hinged seat (62), the locating rod (61) is hinged on hinged seat (62), and locating rod (61) can be swung simultaneously on side
In embedded locating slot (44).
9. car lift according to claim 8, it is characterised in that there is poly- ammonia on positioning disk (7) upper side
Ester layer (73), some strip grooves (74) are offered on the upper side of layer of polyurethane (73), some strip grooves (74)
Length direction and positioning disk (7) are radially consistent, and some strip grooves (74) are arranged in a crossed manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720561518.1U CN206705599U (en) | 2017-05-19 | 2017-05-19 | A kind of car lift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720561518.1U CN206705599U (en) | 2017-05-19 | 2017-05-19 | A kind of car lift |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206705599U true CN206705599U (en) | 2017-12-05 |
Family
ID=60465096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720561518.1U Expired - Fee Related CN206705599U (en) | 2017-05-19 | 2017-05-19 | A kind of car lift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206705599U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108190783A (en) * | 2018-01-05 | 2018-06-22 | 台州创兴环保科技有限公司 | A kind of automobile inspection lifting machine |
| CN108328507A (en) * | 2018-04-18 | 2018-07-27 | 广州大学 | A kind of twin post auto elevator |
| CN108383028A (en) * | 2018-05-10 | 2018-08-10 | 合肥航机械科技股份有限公司 | A kind of double-column lifter |
| CN108394850A (en) * | 2018-01-18 | 2018-08-14 | 合肥智慧龙机械设计有限公司 | A kind of manhole cover lifting device with steering mechanism |
| CN108996426A (en) * | 2018-06-01 | 2018-12-14 | 俞乐 | A kind of storage battery maintenance check device based on automobile |
| CN109292671A (en) * | 2018-09-21 | 2019-02-01 | 郭昌禄 | A kind of automobile crane equipment in freeway tunnel emergency stop area |
| CN109823980A (en) * | 2019-03-28 | 2019-05-31 | 武汉理工大学 | A kind of two-way linkage formula crane lifting device |
| CN113753793A (en) * | 2020-06-01 | 2021-12-07 | 优车库网络科技发展(深圳)有限公司 | Jacking device for new energy automobile maintenance |
-
2017
- 2017-05-19 CN CN201720561518.1U patent/CN206705599U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108190783A (en) * | 2018-01-05 | 2018-06-22 | 台州创兴环保科技有限公司 | A kind of automobile inspection lifting machine |
| CN108190783B (en) * | 2018-01-05 | 2019-02-15 | 台州创兴环保科技有限公司 | A kind of automobile inspection lifting machine |
| CN108394850A (en) * | 2018-01-18 | 2018-08-14 | 合肥智慧龙机械设计有限公司 | A kind of manhole cover lifting device with steering mechanism |
| CN108394850B (en) * | 2018-01-18 | 2019-11-26 | 上海申排成套装备产业有限公司 | A kind of manhole cover lifting device with steering mechanism |
| CN108328507A (en) * | 2018-04-18 | 2018-07-27 | 广州大学 | A kind of twin post auto elevator |
| CN108328507B (en) * | 2018-04-18 | 2024-04-19 | 广州大学 | Double-column type automobile elevator |
| CN108383028A (en) * | 2018-05-10 | 2018-08-10 | 合肥航机械科技股份有限公司 | A kind of double-column lifter |
| CN108996426A (en) * | 2018-06-01 | 2018-12-14 | 俞乐 | A kind of storage battery maintenance check device based on automobile |
| CN108996426B (en) * | 2018-06-01 | 2020-06-16 | 俞乐 | Storage battery maintenance and inspection device based on automobile |
| CN109292671A (en) * | 2018-09-21 | 2019-02-01 | 郭昌禄 | A kind of automobile crane equipment in freeway tunnel emergency stop area |
| CN109823980A (en) * | 2019-03-28 | 2019-05-31 | 武汉理工大学 | A kind of two-way linkage formula crane lifting device |
| CN113753793A (en) * | 2020-06-01 | 2021-12-07 | 优车库网络科技发展(深圳)有限公司 | Jacking device for new energy automobile maintenance |
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Granted publication date: 20171205 Termination date: 20180519 |