CN102491218B - Repair frame - Google Patents
Repair frame Download PDFInfo
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- CN102491218B CN102491218B CN201110391230.1A CN201110391230A CN102491218B CN 102491218 B CN102491218 B CN 102491218B CN 201110391230 A CN201110391230 A CN 201110391230A CN 102491218 B CN102491218 B CN 102491218B
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- lifting arm
- arm
- upright post
- main lifting
- hinged
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Abstract
The invention relates to vehicle repair equipment and aims at providing a repair frame capable of adapting to vehicles in different sizes and capable of lifting the vehicles to a higher altitude. The repair frame has the technical scheme of comprising a base and a support frame upright post, wherein a lifting mechanism is arranged on the support frame upright post. The repair frame is characterized in that the lifting mechanism comprises two groups of lifting arms, each group of lifting arms comprises a main lifting arm and a sub lifting arm, the main lifting arm and the sub lifting arm are in parallel arrangement, in addition, the front ends of the main lifting arm and the sub lifting arm are connected through a connecting arm, the connecting arm, the main lifting arm, the sub lifting arm and the support frame upright post form a plane four-bar mechanism, in addition, in the two plane four-bar mechanisms, the left side connecting arm and the right side connecting arm are connected through two hinging shafts for ensuring the synchronous movement of the two plane four-bar mechanisms, the front sides of the two connecting arms are fixedly provided with a balance cross beam, moving brackets are respectively positioned at the left side and the right side of the balance cross beam, and the lifting mechanism also comprises an oil pump and a safety mechanism.
Description
Technical field
The present invention relates to a kind of repairing rack of small-sized walking machine maintenance use of Mechanical Help equipment, especially lawnmower and so on.
Background technology
In car inspection and maintenance process, often need first vehicle jack-up to be repaired, then repairman enters vehicle chassis below vehicle is keeped in repair.Common jack can, by the front portion of vehicle or rear portion jack-up, use more convenient; Yet the support of conventional jack is only a point, monolateral jack-up vehicle just need to adopt two above jacks; Not only operation comparatively bothers, and the consumption time is more, and the height of jack-up is also limited, to maintenance work, makes troubles, and safety performance is not high yet.
Summary of the invention
The object of the invention is to overcome the deficiency in above-mentioned background technology, a kind of repairing rack is provided, this repairing rack should be able to adapt to the vehicle of different sizes, and vehicle can be raised up to higher height, also has feature simple in structure, safe, easy to use simultaneously.
For realizing above object, the present invention has adopted following technical scheme:
A kind of repairing rack, comprise base and the bracket upright post that is vertically fixed on base rear side, bracket upright post is provided with lifting mechanism, it is characterized in that: described lifting mechanism comprises two groups of lifting arms that are arranged symmetrically in the bracket upright post left and right sides, every group of lifting arm comprises and is hinged on the main lifting arm stretching out in described bracket upright post and towards repairing rack the place ahead, secondary lifting arm, main lifting arm is arranged in parallel with secondary lifting arm and both front ends are connected by a connecting arm, described connecting arm, main lifting arm, secondary lifting arm, bracket upright post forms a lanar four rod mechanism, and in two lanar four rod mechanisms, between left side connecting arm and right side connecting arm, by two jointed shafts, be connected to keep two lanar four rod mechanisms to be synchronized with the movement, the front side of described two connecting arms is fixed wtih an equalizer along left and right directions horizontal stretching, and a movable support bracket for support vehicle is being located respectively in the left and right sides of this equalizer, described lifting mechanism also comprises an oil pump and the safety mechanism that is arranged on main lifting arm rear end, the pump housing of oil pump is hinged on described base, and the piston rod of oil pump is arranged upward and and one to be fixed on cross bar between two main lifting arms hinged with main lifting arm described in pushing tow upward.
In two described jointed shafts, the left end of the first jointed shaft is hinged by the connecting arm in left side and main lifting arm, and right-hand member is hinged by the connecting wall on right side and main lifting arm; The left end of the second jointed shaft is hinged by the connecting arm in left side and secondary lifting arm, and right-hand member is hinged by the connecting arm on right side and secondary lifting arm.
The cross-sectional plane of described equalizer is rectangular, and its left side and right side offer respectively at least two adjustment holes that from top to bottom run through beam body.
Described movable support bracket comprises the moving casing being sleeved on described equalizer, the bearing that is fixed on the moving casing left and right sides, and two supporting plates that are arranged in the moving casing left and right sides, the front end of described two supporting plates connects by connecting rod, rear end is shaped with several adjusting grooves, on described bearing, be shaped with the backing pin and the flanging that stretch out outwardly, insert between described backing pin and flanging the rear end of supporting plate; On described moving casing, also offer the adjustment hole that from top to bottom runs through tube wall, have a locating dowel pin interior with spacing to described moving casing through the adjustment hole that is positioned at described equalizer after the adjustment hole of moving casing.
Described safety mechanism comprises two safeguards that are separately positioned on two main lifting arm rear ends, on two safeguards, be respectively shaped with one group of insurance pin-and-hole, the rear side that has a safety plug to pass through to be positioned at described bracket upright post after the insurance pin-and-hole on two safeguards is with spacing to described main lifting arm.
The rear side of described base is provided with at least two road wheels, and the top of described bracket upright post is provided with handle.
Principle of work of the present invention is:
The main lifting arm of jack-up upward when oil pump extends, according to the motion characteristics of four-bar linkage, connecting wall can drive movable support bracket (each bracket can wheel of holding) to rise straight up, thus monolateral jack-up vehicle; Vehicle rises to after desired height, safety plug can be inserted in the insurance pin-and-hole of two safeguards (safety plug is positioned at the rear side of bracket upright post), prevents that main lifting arm from declining.The position of described insurance bracket on equalizer can be according to the width adjusting of vehicle body, and concrete grammar is: extract locating dowel pin, promote moving casing its knock hole is aimed at the knock hole of correct position on equalizer, then insert locating dowel pin, supporting plate is installed.
The invention has the beneficial effects as follows: the present invention utilizes the characteristic of four-bar linkage, make mobile pallet to rise longer distance by the vertical direction, thereby by the suitable height of vehicle jack-up, easy to use.And two movable support brackets both can, according to the width of two wheels toward left and right directions adjusting distance each other, also can, at fore-and-aft direction adjusting position, make the present invention can adapt to the small-sized machine of vehicle, especially lawnmowers and so on of different sizes.In addition, the present invention also disposes safety mechanism, even if run out of steam suddenly, also can not drop, and safety performance is higher.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present invention.
Fig. 2 is left TV structure schematic diagram of the present invention.
Fig. 3 is plan structure schematic diagram of the present invention.
Fig. 4 is the structural representation of mobile status of the present invention.
Fig. 5 is that the present invention removes the structural representation after movable support bracket.
Fig. 6 is the structural representation of movable support bracket mode of operation one in the present invention.
Fig. 7 is the structural representation of movable support bracket mode of operation two in the present invention.
The specific embodiment
Below in conjunction with Figure of description, the invention will be further described, but the present invention is not limited to following examples.
As shown in the figure, a kind of repairing rack of the present invention, the bracket upright post 13 that comprises base 2 and be vertically fixed on base rear side, bracket upright post is provided with lifting mechanism.Two legs of described base stretch out forward with held stationary (conventional structure), and the rear side of base is provided with two road wheels 14, and the top of described bracket upright post is provided with handle 8, make maintainer can promote easily this repairing rack, as shown in Figure 4.
Described lifting mechanism comprises two groups of lifting arms that are arranged symmetrically in the bracket upright post left and right sides, every group of lifting arm comprises and is hinged on the main lifting arm 15 stretching out in described bracket upright post and towards repairing rack the place ahead, the main lifting arm of secondary lifting arm 16(is positioned at secondary lifting arm below, main lifting arm bears main pressure, secondary lifting arm helps out), main lifting arm is arranged in parallel with secondary lifting arm and both front ends are connected by a connecting arm 17, described connecting arm 17, main lifting arm 15, secondary lifting arm 16, bracket upright post 13 forms a lanar four rod mechanism (conventional mechanism, its principle of work does not describe in detail), and in two lanar four rod mechanisms of the bracket upright post left and right sides, between left side connecting arm and right side connecting arm, by two (also can be many) jointed shafts, be connected to keep two lanar four rod mechanisms to be synchronized with the movement.In two described jointed shafts, the left end of the first jointed shaft 5-1 is hinged by the connecting arm in left side and main lifting arm, and right-hand member is hinged by the connecting wall on right side and main lifting arm; The left end of the second jointed shaft 5-2 is hinged by the connecting arm in left side and secondary lifting arm, and right-hand member is hinged by the connecting arm on right side and secondary lifting arm, and therefore, the four-bar linkage in left side and the four-bar linkage on right side can keep synchronized movement.
The installed in front of described two connecting arms has a fixed sleeving 9 along left and right directions horizontal stretching, one equalizer 6 is installed in fixed sleeving, in order to allow equalizer not around self axis rotation, the cross-sectional plane of described fixed sleeving is square shape, the cross-sectional plane of equalizer is rectangular, the middle part of described fixed sleeving is shaped with at least one knock hole that runs through from top to bottom body, the middle part of equalizer is also shaped with at least one knock hole that runs through beam body, there is a set pin 9-1 through the knock hole of stationary pipes and equalizer, equalizer is limited in fixed sleeving, can not rotate, can not left and right horizontal slide.
The left and right sides of described equalizer offers respectively at least two adjustment holes that from top to bottom run through beam body, and a movable support bracket for support vehicle is being located respectively in the left and right sides of equalizer, described movable support bracket comprises the moving casing 7 being sleeved on described equalizer, be fixed on the bearing 22 of the moving casing left and right sides, and two supporting plates 20 that are arranged in the moving casing left and right sides, the front end of described two supporting plates connects by connecting rod 4, rear end is shaped with several adjusting grooves 20-1, on described bearing, be shaped with the backing pin 22-1 and the flanging 22-2(that stretch out outwardly and be positioned at bearing bottommost, flanging and backing pin are substantially parallel), the rear end of supporting plate is inserted between described backing pin and flanging and (by flanging, is being supported supporting plate, backing pin is located supporting plate, the position of adjusting supporting board between backing pin and flanging according to actual needs), on described moving casing, also offer the adjustment hole 7-1 that from top to bottom runs through tube wall, have a locating dowel pin 7-2 through being positioned at after the adjustment hole of moving casing in the adjustment hole of described equalizer with to described moving casing spacing (structure and aforementioned fixed sleeving are similar).In the time need to regulating the spacing of two supporting plates, only need extract locating dowel pin, mobile moving casing, inserts sleeve pipe after again aiming at adjustment hole.
Described lifting mechanism also comprises that one as the oil pump 3 of actuating unit and the safety mechanism that is arranged on main lifting arm rear end, the pump housing of oil pump is hinged on described base by oil pump backing pin 1, and the piston rod of oil pump is arranged upward and and one to be fixed on cross bar 5-3 between two main lifting arms hinged with main lifting arm described in pushing tow upward.Described safety mechanism comprises two safeguards 11 that are separately positioned on two main lifting arm rear ends, on two safeguards, be respectively shaped with one group of insurance pin-and-hole 11-1, the rear side that has a safety plug 12 to pass through to be positioned at described bracket upright post after the insurance pin-and-hole on two safeguards is with spacing to described main lifting arm.When oil pump runs out of steam due to emergency situations, main lifting arm has a trend for motion down, but owing to there being safety plug to bear pressure, main lifting arm can keep original position, prevents the appearance of dangerous situation, and safety is higher.
In Fig. 2, dotted portion represents the wheel of vehicle to be repaired.
Claims (2)
1. a repairing rack, the bracket upright post (13) that comprises base and be vertically fixed on base rear side, bracket upright post is provided with lifting mechanism, it is characterized in that: described lifting mechanism comprises two groups of lifting arms that are arranged symmetrically in the bracket upright post left and right sides, every group of lifting arm comprises and is hinged on the main lifting arm (15) stretching out in described bracket upright post and towards repairing rack the place ahead, secondary lifting arm (16), main lifting arm is arranged in parallel with secondary lifting arm and both front ends are connected by a connecting arm (17), described connecting arm (17), main lifting arm (15), secondary lifting arm (16), bracket upright post (13) forms a lanar four rod mechanism, and in two lanar four rod mechanisms, between left side connecting arm and right side connecting arm, by two jointed shafts, be connected to keep two lanar four rod mechanisms to be synchronized with the movement, the front side of described two connecting arms is fixed wtih an equalizer along left and right directions horizontal stretching (6), and a movable support bracket for support vehicle is being located respectively in the left and right sides of this equalizer, described lifting mechanism also comprises an oil pump (3) and the safety mechanism that is arranged on main lifting arm rear end, the pump housing of oil pump is hinged on described base, the piston rod of oil pump arrange upward and and one to be fixed on cross bar (5-3) between two main lifting arms hinged with main lifting arm described in pushing tow upward,
In two described jointed shafts, the left end of the first jointed shaft (5-1) is hinged by the connecting arm in left side and main lifting arm, and right-hand member is hinged by the connecting arm on right side and main lifting arm; The left end of the second jointed shaft (5-2) is hinged by the connecting arm in left side and secondary lifting arm, and right-hand member is hinged by the connecting arm on right side and secondary lifting arm;
The cross-sectional plane of described equalizer is rectangular, and its left side and right side offer respectively at least two adjustment holes that from top to bottom run through beam body;
Described movable support bracket comprises the moving casing (7) being sleeved on described equalizer, the bearing (22) that is fixed on the moving casing left and right sides, and two supporting plates (20) that are arranged in the moving casing left and right sides, the front end of described two supporting plates connects by connecting rod, rear end is shaped with several adjusting grooves (20-1), on described bearing, be shaped with the backing pin (22-1) and the flanging (22-2) that stretch out outwardly, insert between described backing pin and flanging the rear end of supporting plate; On described moving casing, also offer the adjustment hole (7-1) that from top to bottom runs through tube wall, have a locating dowel pin (7-2) interior with spacing to described moving casing through the adjustment hole that is positioned at described equalizer after the adjustment hole of moving casing;
Described safety mechanism comprises two safeguards (11) that are separately positioned on two main lifting arm rear ends, on two safeguards, be respectively shaped with one group of insurance pin-and-hole (11-1), the rear side that has a safety plug (12) to pass through to be positioned at described bracket upright post after the insurance pin-and-hole on two safeguards is with spacing to described main lifting arm.
2. a kind of repairing rack according to claim 1, is characterized in that: the rear side of described base is provided with at least two road wheels (14), and the top of described bracket upright post is provided with handle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110391230.1A CN102491218B (en) | 2011-11-30 | 2011-11-30 | Repair frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110391230.1A CN102491218B (en) | 2011-11-30 | 2011-11-30 | Repair frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102491218A CN102491218A (en) | 2012-06-13 |
| CN102491218B true CN102491218B (en) | 2014-03-19 |
Family
ID=46183089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110391230.1A Active CN102491218B (en) | 2011-11-30 | 2011-11-30 | Repair frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102491218B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10399833B2 (en) | 2015-12-28 | 2019-09-03 | Bosch Automotive Service Solutions Inc. | Vehicle lift adapter system |
| CN113830699A (en) * | 2021-10-10 | 2021-12-24 | 安徽江淮汽车集团股份有限公司 | Simple and easy towable vehicle axle lifting devices |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3582043A (en) * | 1968-07-26 | 1971-06-01 | Jacques Tranchero | Mobile load lifter |
| DK155693B (en) * | 1976-06-22 | 1989-05-01 | Teuvo Olavi Venaelaeinen | APPARATUS FOR CAR REPAIR AND REPAIR |
| CA2047566A1 (en) * | 1991-07-22 | 1993-01-23 | Brian Albert Watson | Mould transporter/lifter |
| CN2211998Y (en) * | 1994-12-02 | 1995-11-08 | 苏双喜 | Mobile hydraulic lift platform |
| US6561487B2 (en) * | 2000-10-27 | 2003-05-13 | Larin Corporation | Adjustable stabilizer for jacks |
| US6769668B2 (en) * | 2000-10-27 | 2004-08-03 | Larin Corporation | Lifting device assembly |
| CN200955002Y (en) * | 2006-09-14 | 2007-10-03 | 浙江力富特机械有限公司 | Safety oil return device of lifting platform |
| CN201268567Y (en) * | 2008-06-20 | 2009-07-08 | 杭州天恒机械有限公司 | Jack with safety device |
| CN201442821U (en) * | 2009-05-27 | 2010-04-28 | 中意泰达(营口)汽车保修设备有限公司 | Lifter with moving mechanism |
| CN201971594U (en) * | 2011-03-01 | 2011-09-14 | 杭州天恒机械有限公司 | Multi-function lifting platform |
| CN102202999A (en) * | 2008-10-24 | 2011-09-28 | 机动车千斤顶经销商有限责任公司 | Apparatuses and methods for an improved vehicle jack |
| CN202358876U (en) * | 2011-11-30 | 2012-08-01 | 杭州天恒机械有限公司 | Repair frame |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100001241A1 (en) * | 2008-07-03 | 2010-01-07 | Rentschler Richard W | Stern Drive Jack Stand |
-
2011
- 2011-11-30 CN CN201110391230.1A patent/CN102491218B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3582043A (en) * | 1968-07-26 | 1971-06-01 | Jacques Tranchero | Mobile load lifter |
| DK155693B (en) * | 1976-06-22 | 1989-05-01 | Teuvo Olavi Venaelaeinen | APPARATUS FOR CAR REPAIR AND REPAIR |
| CA2047566A1 (en) * | 1991-07-22 | 1993-01-23 | Brian Albert Watson | Mould transporter/lifter |
| CN2211998Y (en) * | 1994-12-02 | 1995-11-08 | 苏双喜 | Mobile hydraulic lift platform |
| US6561487B2 (en) * | 2000-10-27 | 2003-05-13 | Larin Corporation | Adjustable stabilizer for jacks |
| US6769668B2 (en) * | 2000-10-27 | 2004-08-03 | Larin Corporation | Lifting device assembly |
| CN200955002Y (en) * | 2006-09-14 | 2007-10-03 | 浙江力富特机械有限公司 | Safety oil return device of lifting platform |
| CN201268567Y (en) * | 2008-06-20 | 2009-07-08 | 杭州天恒机械有限公司 | Jack with safety device |
| CN102202999A (en) * | 2008-10-24 | 2011-09-28 | 机动车千斤顶经销商有限责任公司 | Apparatuses and methods for an improved vehicle jack |
| CN201442821U (en) * | 2009-05-27 | 2010-04-28 | 中意泰达(营口)汽车保修设备有限公司 | Lifter with moving mechanism |
| CN201971594U (en) * | 2011-03-01 | 2011-09-14 | 杭州天恒机械有限公司 | Multi-function lifting platform |
| CN202358876U (en) * | 2011-11-30 | 2012-08-01 | 杭州天恒机械有限公司 | Repair frame |
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| Publication number | Publication date |
|---|---|
| CN102491218A (en) | 2012-06-13 |
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