CN105060204A - Lifting machine - Google Patents
Lifting machine Download PDFInfo
- Publication number
- CN105060204A CN105060204A CN201510499342.7A CN201510499342A CN105060204A CN 105060204 A CN105060204 A CN 105060204A CN 201510499342 A CN201510499342 A CN 201510499342A CN 105060204 A CN105060204 A CN 105060204A
- Authority
- CN
- China
- Prior art keywords
- buckle
- lifting machine
- security bar
- gliding mass
- control piece
- 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.)
- Granted
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
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
-
- 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
- B66F7/02—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms suspended from ropes, cables, or chains or screws and movable along pillars
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- 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
Abstract
The invention relates to a lifting machine. The lifting machine comprises a sliding body, a transmission chain, an upright which is arranged perpendicular to the sliding body and the transmission chain, and further comprises an insurance bar, a first clamping buckle, a swing part and a first elastic component. The insurance bar is fixed to the upright and provided with multiple clamping grooves. The first clamping buckle is movably connected with the sliding body, and the first clamping buckle and the swing part are connected with each other; the swing part is movably connected to the sliding body, and one end of the swing part abuts against the side, far away from the insurance bar, of the transmission chain; and the two ends of the first elastic component are connected with the sliding body and the swing part respectively. When the transmission chain breaks, under the tension action of the first elastic component, the swing part drives the first clamping buckle to move towards the insurance bar to make a protrusion of the first clamping buckle buckled with the clamping groove, and the safety of the lifting machine can be improved.
Description
Technical field
The present invention relates to a kind of technical field of vehicle maintenance and repair, particularly a kind of lifting machine.
Background technology
Along with expanding economy, automobile becomes the part in people's life, but automobile produced problem also gets more and more, and causes vehicle maintenance and repair frequency also more and more higher, and lifting machine is necessity when servicing a car bottom.But the safety of lifting machine of the prior art is good not, such as, when the messenger chain of described lifting machine ruptures suddenly, if having maintainer Under Repair automobile may work the mischief, therefore, the safety improving described lifting machine is problem demanding prompt solution.
Summary of the invention
The present invention relates to a kind of lifting machine, effectively can improve safety when using described lifting machine.
The embodiment of the present invention provides a kind of lifting machine, comprises gliding mass, messenger chain and column, and one end of described messenger chain is fixed on described gliding mass, also comprises security bar, the first buckle, swing component and the first elastomeric element; Described security bar is fixed on described column, and described security bar arranges multiple draw-in groove; First buckle is flexibly connected with described gliding mass, and described first buckle is arranged the first projection, described first buckle is connected by attaching parts with described swing component, and one end of described swing component is movably connected on described gliding mass, the other end of described swing component is provided with limiting stopper, described limiting stopper is against the side of described messenger chain away from described security bar, and the two ends of described first elastomeric element connect described gliding mass and described swing component respectively; During described messenger chain fracture, limiting stopper loses the resistance of messenger chain, and under the pulling force effect of described first elastomeric element, described swing component drives described first buckle to move to described security bar, and the first projection of described first buckle fastens with described draw-in groove.
As the further improvement of the embodiment of the present invention, also comprise: the second buckle, control piece and tricing line, described second buckle is flexibly connected with described gliding mass, and described second buckle is arranged the second projection, described control piece is movably connected on described second buckle, the point of connection that described control piece is connected with described second buckle does not overlap with the center of gravity of described control piece, described point of connection is greater than the Edge Distance of described point of connection apart from described second buckle second projection apart from the distance at the edge on limit, described control piece center of gravity place, at one end connection control rope of the center of gravity away from described control piece, when messenger chain is out of service, gliding mass falls downward, the second projection of the second buckle fastens with draw-in groove, messenger chain pulls down tricing line before need resuming operation, and described control piece is resisted against in described security bar, the second protruding and described exact separation of described second buckle.
As the further improvement of the embodiment of the present invention, described second protruding side, ground is relatively be not more than the corner of 90 degree, deviate from side, ground be greater than 90 corner.
As the further improvement of the embodiment of the present invention, described second buckle is provided with block, and described block is arranged at the top of the point of connection that described control piece is connected with described second buckle.
As the further improvement of the embodiment of the present invention, described block comprises the fixed part be fixed on described second buckle, and the elastic part be connected with described fixed part.
As the further improvement of the embodiment of the present invention, also comprise the second elastomeric element be connected with described gliding mass and described second buckle; When the second buckle and security bar fasten, the second elastomeric element is state of nature; When the second buckle is separated with security bar, the second elastomeric element is extended state.
As the further improvement of the embodiment of the present invention, the center of gravity of described control piece edge be at one end arc, and width is greater than the width of the draw-in groove of described security bar.
As the further improvement of the embodiment of the present invention, described first protruding side, ground is relatively be not more than the corner of 90 degree, deviate from side, ground be greater than 90 corner.
As the further improvement of the embodiment of the present invention, described attaching parts is pull bar.
As the further improvement of the embodiment of the present invention, described lifting machine also comprises trailing arm, described trailing arm comprises front trailing arm, rear trailing arm and Control arm, described rear trailing arm is fixed on one end of described Control arm, described front trailing arm is fixed on the optional position of described Control arm by connecting element, and described front trailing arm and rear trailing arm place plane parallel are in ground.
According to the lifting machine of the embodiment of the present invention, by arranging the first buckle in described lifting machine, described gliding mass can be supported when described messenger chain fracture, preventing described gliding mass from directly falling down, improve the safety that lifting machine uses.
For above and other object of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and coordinate institute's accompanying drawings, be described in detail below.
Accompanying drawing explanation
The structural representation of the lifting machine that Fig. 1 provides for one embodiment of the invention.
The structural representation of the lifting machine part that Fig. 2 provides for one embodiment of the invention.
Detailed description of the invention
For further setting forth the present invention for the technological means that realizes predetermined goal of the invention and take and effect, below fastening accompanying drawing and preferred embodiment, to according to the specific embodiment of the present invention, structure, feature and effect thereof, being described in detail as follows.
The structural representation of the lifting machine that Fig. 1 one embodiment of the invention provides.Lifting machine in the embodiment of the present invention comprises: gliding mass 1 and messenger chain 2, one end of described messenger chain 2 is made to be fixed on described gliding mass 1 by connecting element, with gliding mass 1 and the vertically disposed column 3 of messenger chain 2, be fixed on the security bar 4 on described column, and the first buckle 5 be fixed on described gliding mass 1, when described messenger chain 2 ruptures, described first buckle 5 fastens with described security bar 4, can prevent described gliding mass 1 from dropping, improve the safety that described lifting machine uses.Further, described lifting machine can be single-column lifting machine, double-column lifter, or four post lifting machines, and the present embodiment is not as limit.
The structural representation of the lifting machine part that Fig. 2 provides for one embodiment of the invention.Please refer to Fig. 1 and 2, described security bar 4 is fixed on described column 3, and described security bar 4 comprises multiple draw-in groove 401.In detail, as shown in Figure 2, in an example, described security bar 4 is strip shape, equidistantly arranges multiple draw-in groove 401 in described security bar 4.Particularly, described security bar 4, when described messenger chain 2 ruptures at any time, can realize described first buckle 5 and fasten the soonest with described security bar 4.
Particularly, as shown in Figure 2, described lifting machine also comprises the first buckle 5, and one end of described first buckle 5 is flexibly connected with described gliding mass 1, in detail, is hinged on described gliding mass 1 by described first buckle 5 by lock claw, bearing pin and jump ring combined action.Described first buckle 5 can rotate centered by described lock claw.In detail, described first buckle 5 is arranged the first projection, described first projection can fasten with the draw-in groove 401 of described security bar 4, thus is fixed by described gliding mass.
Preferably, described first buckle 5 and the described first protruding corner of side, relative ground 501 for being not more than 90 degree of the fastening of described security bar 4, deviate from the corner of side, bottom surface 502 for being greater than 90.Particularly, when described first buckle 5 touches described security bar, owing to deviating from the corner of side, bottom surface 502 for being greater than 90, so described messenger chain 2 also can not be affected drive described gliding mass 1 upward movement.When non-artificial fault causes described gliding mass to glide, and when described first buckle 5 touches described security bar, described first buckle 5 effectively can be made to snap in described security bar 4, prevent described gliding mass 1 from continuing to glide.
Particularly, described lifting machine also comprises swing component 6, and described swing component 6 and the first buckle 5 are interconnected, and preferably, described first buckle 5 is connected by pull bar 8 with described swing component 6.And described swing component 6 is movably connected on described gliding mass 1, one end of described swing component 6 is against the side of described messenger chain away from described security bar 4 by the locating part 601 of described swing component 6, being connected with described gliding mass 1 and described swing component 6 of described first elastomeric element 7; In described lifting machine work, one end of described swing component 6 is limited in the side of described messenger chain 2 away from described security bar 4, make the other end of described first buckle 5 can be released state with described security bar 4, and described first elastomeric element 7 is extended state.Preferably, described first elastomeric element 7 is spring.
In detail, in an example, described lifting machine is when normally working, and described messenger chain 2 drives described gliding mass 1 to move.One end of described swing component 6 is limited in the side of described messenger chain 2 away from described security bar 4, and described swing component 6 limits described first buckle 5 by described pull bar 8 and rotates, and realizes keeping released state with described security bar 4.In another example, described messenger chain 2 ruptures suddenly, and described gliding mass 1 departs from described messenger chain 2, and described gliding mass 1 glides.When described messenger chain 2 ruptures, one end being against described messenger chain 2 of described swing component 6 loses against power, pulling force due to described first elastomeric element 7 makes described swing component 6 along clickwise, thus drive described first buckle 5 along left-hand revolution, realize the first projection of described first buckle 5 and the fastening of described security bar 4, prevent described gliding mass 1 from continuing to glide.
Further, as shown in Figure 2, described lifting machine also comprises: the second buckle 9, control piece 11 and tricing line 12.One end of described second buckle 9 is flexibly connected with described gliding mass 1, in detail, is hinged on described gliding mass 1 by described second buckle 9 by lock claw, bearing pin and jump ring combined action.Described second buckle 9 can rotate centered by described lock claw.In detail, described second buckle 9 is arranged the second projection, described second projection can fasten with described draw-in groove 401.Described control piece 11 is movably connected on described second buckle 9, and described control piece 11 is irregularly shaped, the width of described second buckle 9 in the length of described control piece 11 between width, at the center of gravity end connection control rope 12 away from described control piece 11.Further, the width of the center of gravity end of described control piece 11 is greater than the width of the draw-in groove 401 of described security bar 4, and namely described control piece 11 can not snap in described draw-in groove 401.In detail, the width of the center of gravity end of described control piece 11 width that is the vertical direction of the control piece 11 shown in Fig. 2.In detail, second of described second buckle 9 is protruding identical with the shape of the second projection of described first buckle 5.
Further, described second buckle 9 and the side, buckling end relative ground of described security bar 4 are be not more than the corner of 90 degree, deviate from side, bottom surface be greater than 90 corner.Particularly, when described second buckle 9 touches described security bar, due to deviate from side, bottom surface be greater than 90 corner, so described messenger chain 2 also can not be affected drive described gliding mass 1 upward movement.Non-artificial cause described gliding mass to glide time, because described second buckle 9 touches described security bar, second of described second buckle 9 protruding can fasten with the buckle of described security bar 4, prevents described gliding mass 1 from continuing to glide.
In detail, the point of connection that the center of gravity of described control piece 11 is connected with described second buckle 9 does not overlap.Further, the center of gravity of described control piece 11 edge be at one end arc, and width is greater than the width of the draw-in groove 401 of described security bar 4, the width that the width of described draw-in groove 401 is the vertical direction shown in Fig. 2.As shown in Figure 2, described control piece 11 can be similar fan-shaped.Because described control piece 11 is asymmetric bulk, then lay particular stress on one end under gravity then naturally downwards.If described tricing line 12 is subject to downward External Force Acting, described control piece 11 is along left-hand revolution.Described external force can be the power that user pulls down described tricing line 12.
Further, described second buckle 11 is provided with block 901, and described block 901 is for controlling the action radius of described control piece 11.In detail, when described tricing line 12 is subject to downward External Force Acting, when described control piece 11 is along left-hand revolution to described block 901 position, can not rotate again.Can prevent that described external force is excessive causes described control piece 11 anglec of rotation excessive causing can not be resisted against in the draw-in groove 401 of described security bar 4, the object of the locking removing described second buckle can not be reached.Further, described block 901 is fixed on the fixed part on described second buckle 9, and the elastic part be connected with described fixed part.Effectively slow down described control piece 11 and the impulsive contact force of described block, increase the effective life of described lifting machine.
Further, described lifting machine also comprises the second elastomeric element 13 be connected with described gliding mass 1 and described second buckle 9, when described second buckle 9 is with described security bar 4 released states, described second elastomeric element 13 to fasten with described security bar 4 relative to described second buckle 9 or released state time correspond to and compress or extended state.
In detail, if when described gliding mass is risen to the height of needs by user, or other fault institute, described gliding mass stops rising, described gliding mass when not having powerful support, because gravity may glide, when described gliding mass glides, when described second buckle 9 touches described security bar, owing to being be not more than the corner of 90 degree with the side, buckling end relative ground of described security bar 4.Second buckle 9 can effectively make described second buckle 9 snap in described security bar 4, prevents described gliding mass 1 from continuing to glide.Further, if user needs described second buckle to remove fixing, when then can apply downward External Force Acting to described tricing line 12, when described control piece 11 is along left-hand revolution to described block 901 position, middle one end is resisted against in described security bar 4, due to the width of described second buckle 9 in the length of described control piece 11 between width, therefore described second buckle 9 is separated with described security bar 4.
Further, described lifting machine also comprises trailing arm 14, described trailing arm comprises front trailing arm 141, rear trailing arm 142 and Control arm 143, described rear trailing arm 142 is fixed on one end of described Control arm 143, described front trailing arm 141 is fixed on the optional position of described Control arm 143 by connecting element, and described front trailing arm 141 and rear trailing arm 142 place plane parallel are in ground.Can be adjusted by the position of described front trailing arm 142, described lifting machine is applicable to the automobile that any width is no more than the length of described Control arm 143.
According to the lifting machine of the embodiment of the present invention, can snap in described security bar when being buckled in difference by making described first buckle and described second, thus realize effectively preventing described gliding mass from gliding in unexpected period, improve the safety using lifting machine.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to any brief introduction amendment that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a lifting machine, comprise gliding mass (1), messenger chain (2) and column (3), one end of described messenger chain (2) is fixed on described gliding mass (1), it is characterized in that, also comprises security bar (4), the first buckle (5), swing component (6) and the first elastomeric element (7), described security bar (4) is fixed on described column (3), described security bar (4) is arranged multiple draw-in groove (401), first buckle (5) is flexibly connected with described gliding mass (1), and described first buckle (5) is arranged the first projection, described first buckle (5) is connected by attaching parts (8) with described swing component (6), and one end of described swing component (6) is movably connected on described gliding mass (1), the other end of described swing component (6) is provided with limiting stopper (601), described limiting stopper (601) is against the side of described messenger chain (2) away from described security bar (4), the two ends of described first elastomeric element (7) connect described gliding mass (1) and described swing component (6) respectively, during described messenger chain (2) fracture, limiting stopper (601) loses the resistance of messenger chain, under the pulling force effect of described first elastomeric element (7), described swing component (6) drives described first buckle (5) mobile to described security bar (4), and the first projection of described first buckle (5) fastens with described draw-in groove (401).
2. lifting machine as claimed in claim 1, it is characterized in that, also comprise: the second buckle (9), control piece (11) and tricing line (12), described second buckle (9) is flexibly connected with described gliding mass (1), and described second buckle (9) is arranged the second projection, described control piece (11) is movably connected on described second buckle (9), the point of connection that described control piece (11) is connected with described second buckle (9) does not overlap with the center of gravity of described control piece (11), described point of connection is greater than the Edge Distance of described point of connection apart from described second buckle (9) second projection apart from the distance at the edge on limit, described control piece (11) center of gravity place, in one end connection control rope (12) of the center of gravity away from described control piece (11), when messenger chain is out of service, gliding mass falls downward, the second projection of the second buckle fastens with draw-in groove (401), before messenger chain need resume operation, pull down tricing line (12), described control piece (11) is resisted against in described security bar (4), and the second projection of described second buckle (9) is separated with described draw-in groove (401).
3. lifting machine as claimed in claim 2, is characterized in that, the described second protruding side, ground is relatively be not more than the corner of 90 degree, deviate from side, ground be greater than 90 corner.
4. lifting machine as claimed in claim 2, it is characterized in that, described second buckle (9) is provided with block (901), and described block (901) is arranged at the top of the point of connection that described control piece (11) is connected with described second buckle (9).
5. lifting machine as claimed in claim 4, it is characterized in that, described block (901) comprises the fixed part be fixed on described second buckle (9), and the elastic part be connected with described fixed part.
6. lifting machine as claimed in claim 2, is characterized in that, also comprise the second elastomeric element (13) be connected with described gliding mass (1) and described second buckle (9); When the second buckle (9) fastens with security bar (4), the second elastomeric element (13) is state of nature; When the second buckle (9) is separated with security bar (4), the second elastomeric element (13) is extended state.
7. lifting machine as claimed in claim 2, is characterized in that, the center of gravity of described control piece (11) edge be at one end arc, and width is greater than the width of the draw-in groove (401) of described security bar (4).
8. lifting machine as claimed in claim 1 or 2, is characterized in that, the described first protruding side, ground is relatively be not more than the corner of 90 degree, deviate from side, ground be greater than 90 corner.
9. lifting machine as claimed in claim 1 or 2, it is characterized in that, described attaching parts 8 is pull bar.
10. lifting machine as claimed in claim 1 or 2, it is characterized in that, described lifting machine also comprises trailing arm (14), described trailing arm comprises front trailing arm (141), rear trailing arm (142) and Control arm (143), described rear trailing arm (142) is fixed on one end of described Control arm (143), and described front trailing arm (141) is fixed on the optional position of described Control arm (143) by connecting element, and described front trailing arm (141) and rear trailing arm (142) place plane parallel are in ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510499342.7A CN105060204B (en) | 2015-08-14 | 2015-08-14 | Lifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510499342.7A CN105060204B (en) | 2015-08-14 | 2015-08-14 | Lifting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105060204A true CN105060204A (en) | 2015-11-18 |
| CN105060204B CN105060204B (en) | 2017-09-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510499342.7A Active CN105060204B (en) | 2015-08-14 | 2015-08-14 | Lifting machine |
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| Country | Link |
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| CN (1) | CN105060204B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112110373A (en) * | 2020-09-18 | 2020-12-22 | 浙江宝泰龙金属制品有限公司 | Lifting mechanism |
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| CN204873766U (en) * | 2015-08-14 | 2015-12-16 | 嘉兴华鹰精密机床制造有限公司 | Machine of lifting |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB885599A (en) * | 1959-01-07 | 1961-12-28 | Establissements Fog | Safety catches for cable-operated lifting devices |
| CN201605132U (en) * | 2009-07-10 | 2010-10-13 | 上海田田汽车保修设备有限公司 | Double-column lifting machine and guarantee unit for transmission chain of double-column lifting machine |
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| CN112110373A (en) * | 2020-09-18 | 2020-12-22 | 浙江宝泰龙金属制品有限公司 | Lifting mechanism |
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| Publication number | Publication date |
|---|---|
| CN105060204B (en) | 2017-09-12 |
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Effective date of registration: 20200616 Address after: 314000 Industrial Zone, Yu Xin Town, Nanhu District, Zhejiang, Jiaxing Patentee after: Jiaxing Shuntian Machinery Co., Ltd Address before: 314200, Jiaxing City, Zhejiang province Pinghu Lake Street, Tong Jie Town, Chaoyang Road South Patentee before: JIAXING HUAYING PRECISION MACHINE TOOL MANUFACTURING Co.,Ltd. |
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