CN2104790U - Automotive lifter - Google Patents
Automotive lifter Download PDFInfo
- Publication number
- CN2104790U CN2104790U CN 91221834 CN91221834U CN2104790U CN 2104790 U CN2104790 U CN 2104790U CN 91221834 CN91221834 CN 91221834 CN 91221834 U CN91221834 U CN 91221834U CN 2104790 U CN2104790 U CN 2104790U
- Authority
- CN
- China
- Prior art keywords
- slide block
- trailing arm
- leading screw
- rotating shaft
- underframe
- 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
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model relates to an automotive lifter used for automobile overhauling industry, overcoming the disadvantages that the position of trench operation in automobile overhauling industry is narrow, moist, and dim, and the height between the automobile and the ground is difficult to adjust. Two leading screws are fixed on a chassis frame and a top plate through a bearing, the two leading screws respectively drive a slide block which can move up and down, an upper and lower guiding device is arranged on the slide block, a bracket is arranged on the slide block, the leading screws drive the slide block to move up and down, the slide block lifts the automobile through the bracket, the two leading screws transmit through a chain wheel and a chain belt, and the two leading screws are kept rotating synchronously. The utility model is mainly used for automobile overhauling industry, having the advantages of small ground occupation, and adjustable lifting height.
Description
The utility model relates to a kind of auto hoist, exactly is the automobile inspection industry when the maintenance automobile, is used for the auto hoist of vehicle hoisting to suitable height.
At present, the automobile inspection industry has a car overhauled, and mainly adopts pit work, and the work place of pit work is narrow, moist dark, and automobile height overhead should not be regulated, and brings many inconvenience to the maintenance worker, and work efficiency is very low.In addition, pit work is more original, builds the trench trouble, and the trench floor area is very big.
The utility model is for overcoming the shortcoming that pit work exists, design a kind of can be directly from ground with vehicle hoisting to suitable height, the auto hoist that self-locking performance is strong, the work place is spacious.
Technical solution of the present utility model is: a kind of auto hoist, and it has underframe, and on underframe, wherein a rhizoid thick stick is connected with transmission gear for electric motor or manual drive by bearing installation in the lower end of two leading screws perpendicular to the ground.Leading screw respectively drives a slide block moving up and down by the nut that is mated.Its special character is that slide block has guide piece up and down, and the lower end of guide piece is fixed on the underframe, and the upper end of guide piece is fixed on the top board.The upper end of leading screw on top board, is equipped with carriage by bearing installation on the slide block.Two rhizoid thick sticks connect by the sprocket wheel link chain mechanism.Underframe can enlarge bearing surface, makes unlikely tumbling in the lifting process.Carriage is used for automobile is held up.
Guide piece of the present utility model can be made up of along several the track adjusting wheels that column rolls with being installed on the slide block four circular abutments.Four circular abutments are parallel with leading screw, and their lower end is fixed on the underframe, and their upper end is fixed on the top board, link together by backplate around four root posts.Upper plate can be fixed the relative position of four root posts and leading screw.Backplate can increase the rigidity of four root posts.
Sprocket wheel that sprocket wheel link chain mechanism of the present utility model is equated by two numbers of teeth that are installed in respectively on the two rhizoid thick sticks and the chain that cooperates with two sprocket wheels are formed.Chain has track adjusting wheel and expansion tightening wheel.
Carriage of the present utility model is made up of the telescopic boom that is connected the trailing arm on the slide block and be enclosed within the trailing arm.The telescopic boom adjustable length is to adapt to the automobile of lifting different in width.
Two carriages on same horizontal surface are installed on each slide block of the present utility model, and the trailing arm of carriage is installed on the slide block by rotating shaft, and trailing arm has rotation lock device.
The structure of rotation lock device of the present utility model is, trailing arm is connected as a single entity by key and rotating shaft, and rotating shaft can be rotated on slide block.Each fixes an internal tooth straight-tooth gear that equates with the coaxial modulus of rotating shaft and the number of teeth on rotating shaft and the slide block, is with the external tooth straight-tooth gear that a modulus and the number of teeth equate with it in the two internal tooth straight-tooth gears, has push rod on the external tooth straight-tooth gear.
The utility model is owing to adopt leading screw lifting automobile, and the lifting tonnage is big, can as required vehicle hoisting be arrived suitable height, and itself has self-locking action leading screw, and is safe and reliable in the maintenance process.Two rhizoid thick sticks adopt the sprocket wheel chain gear by same drive power source between two leading screws, guaranteed the synchronized operation in the lifting process of two leading screws, avoid automobile inclination in the lifting process, make the lifting process steady.But carriage free adjustment of the present utility model is not subjected to the restriction of automobile length and width.In addition, the utility model floor area is less, and maintenance place spaciousness brings great convenience for the automobile inspection workman.
Below in conjunction with accompanying drawing an embodiment of the present utility model is described in detail.
Fig. 1 is the scheme drawing of the utility model embodiment, and as Figure of abstract.
Fig. 2 is the connecting relation figure of slide block, trailing arm and the telescopic boom of the utility model embodiment.
Fig. 3 is the running condition figure of the utility model embodiment.
As shown in Figure 1, leading screw 2 is two identical leading screws with leading screw 10, and on underframe 7, underframe 7 can enlarge bearing surface by bearing installation in the lower end of leading screw 2 and leading screw 10, underframe on concrete foundation, can be avoided the phenomenon of tumbling in the lifting process by bolt like this.The upper end of leading screw 2 and leading screw 10 respectively by bearing installation on two top boards 19.Leading screw 2 and leading screw 10 around respectively have four circular abutments 18 be symmetrically distributed in leading screw around, the upper end of column 18 is fixed on top board 19 upper and lower ends and is fixed on the underframe 7, column 18 is parallel with leading screw, in order to strengthen the rigidity of column, four root posts backplate 23 weld togethers.In Fig. 1, in order to see the in-to-in structure clearly, four root posts 18 around the leading screw 10 do not have picture backplate 23, and in order to see leading screw 10 clearly, wherein a root post disconnects picture.Electrical motor 13 is by reductor 12 drive sprockets 11, and sprocket wheel 11 drives leading screw 10 by the sprocket wheel on chain 9 and the leading screw 10 8.On the other end shaft extension of electrical motor hand crank 14 is installed.The top and bottom of leading screw 10 all are equipped with limit switch, and electrical motor 13 is carried out spacing control.Be separately installed with sprocket wheel 6 and sprocket wheel 1 that a number of teeth equates on leading screw 10 and the leading screw 2, leading screw 10 drives leading screw 2 by sprocket wheel 6, chain 3 and sprocket wheel 1.Chain 3 is installed in the underframe 7, by the track adjusting wheel on the underframe 75 chain 3 is held up, and prevents that chain 3 is sagging.By the expansion tightening wheel on the underframe 74 with chain 3 tensioners.Leading screw 2 and leading screw 10 respectively drive a slide block 16 by the nut 17 that is mated, and several track adjusting wheels 15 are installed on the slide block 16, and track adjusting wheel 15 can be rolled on four root posts 18, has so just realized the guiding up and down to slide block 16.All be connected with two carriages in same horizontal surface on every slide block 16, carriage is made up of trailing arm 21 and telescopic boom 20.As shown in Figure 2, trailing arm 21 is connected as a single entity by key 24 and rotating shaft 22, and trailing arm 21 can rotate on slide block 16 with rotating shaft 22.The one internal tooth straight-tooth gear 29 that is fixed as one with rotating shaft 22 is arranged in the rotating shaft 22.Have on the slide block 16 one coaxial with internal tooth straight-tooth gear 29, and the internal tooth straight-tooth gear 25 that equates with it of the number of teeth, modulus, internal tooth straight-tooth gear 25 is fixed as one with slide block 16.Be with the external tooth straight-tooth gear 27 that a number of teeth, modulus equate with it in internal tooth straight-tooth gear 25 and the internal tooth straight-tooth gear 29, have push rod 26 on the external tooth straight-tooth gear 27, external tooth straight-tooth gear 27 can slide up and down in two internal tooth straight-tooth gears.Generally speaking, below spring 28 is shifted the external tooth straight-tooth gear onto, itself and two internal tooth straight-tooth gears are all meshed, trailing arm 21 and rotating shaft 22 can not be rotated on slide block 16.In the time of above push rod 26 is shifted external tooth straight-tooth gear 27 onto, 27 of external tooth straight-tooth gears and 29 engagements of internal tooth straight-tooth gear, trailing arm 21 and rotating shaft 22 can be rotated on slide block 16.Telescopic boom 20 is enclosed within the trailing arm 21, unclamps bolt 30, and telescopic boom 20 can freely stretch in trailing arm 21, screws bolt 30, just telescopic boom 20 is fixed in the trailing arm 21.
During use, as Fig. 1, Fig. 2, shown in Figure 3, self-starting motor 13 is fallen extreme lower position with slide block 16, above underframe 7 is shifted push rod 26 onto automatically, trailing arm 21 and rotating shaft 22 can be rotated on slide block 16.Unclamp bolt 30, according to the length and the width rotation trailing arm 21 of automobile, regulate the relative position of 21 of each trailing arms, the length of regulating telescopic boom 20 screws bolt 30 then, fixes telescopic boom 20.Automobile is reached on the carriage, and 16 beginnings of self-starting motor 13, two slide blocks are risen synchronously, and vehicle hoisting behind suitable height, is cut off the power supply of electrical motor, utilize the self-locking action of leading screw 2 and leading screw 10, and carriage with the automobile holder aloft.In the lifting process, when trailing arm 21 leaves underframe 7, below spring 28 is shifted external tooth straight-tooth gear 27 onto automatically, locking trailing arm 21.Regulate the leading screw 31 on the telescopic boom, behind the automobile adjustment, just can have a car overhauled,, can shake hand crank 14 and carry out lifting having a power failure or not having under the situation of power supply.
Claims (6)
1, a kind of auto hoist, it has underframe, the lower end of two leading screws perpendicular to the ground by bearing installation on underframe, wherein a rhizoid thick stick is connected with transmission gear for electric motor or manual drive, leading screw respectively drives a slide block moving up and down by the nut that is mated, it is characterized in that slide block has guide piece up and down, the lower end of guide piece is fixed on the underframe, the upper end of guide piece is fixed on the top board, the upper end of leading screw by bearing installation on top board, carriage is installed on the slide block, and two rhizoid thick sticks connect by the sprocket wheel link chain mechanism.
2, a kind of auto hoist according to claim 1, it is characterized in that described guide piece is by four circular abutments be installed on the slide block and can form along several the track adjusting wheels that column rolls, four circular abutments are parallel with leading screw, their lower end is fixed on the underframe, their upper end is fixed on the top board, links together by backplate around four root posts.
3, according to the described a kind of auto hoist of claim 1, it is characterized in that sprocket wheel that described sprocket wheel link chain mechanism is equated by two numbers of teeth that are installed in respectively on the two rhizoid thick sticks and the chain that cooperates with two sprocket wheels form, chain has track adjusting wheel and expansion tightening wheel.
4,, it is characterized in that described carriage forms by being connected trailing arm on the slide block and the telescopic boom that is enclosed within the trailing arm according to claim 1,2 or 3 described a kind of auto hoists.
According to the described a kind of auto hoist of claim 4, it is characterized in that 5, two carriages on same horizontal surface are installed on each slide block, and the trailing arm of carriage is installed on the slide block by rotating shaft, trailing arm has rotation lock device.
6, according to the described a kind of auto hoist of claim 5, the structure that it is characterized in that described rotation lock device is, trailing arm is connected as a single entity by key and rotating shaft, rotating shaft can be rotated on slide block, each fixes an internal tooth straight-tooth gear that equates with the coaxial modulus of rotating shaft and the number of teeth on rotating shaft and the slide block, be with the external tooth straight-tooth gear that a modulus and the number of teeth equate with it in the two internal tooth straight-tooth gears, have push rod on the external tooth straight-tooth gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91221834 CN2104790U (en) | 1991-10-09 | 1991-10-09 | Automotive lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 91221834 CN2104790U (en) | 1991-10-09 | 1991-10-09 | Automotive lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2104790U true CN2104790U (en) | 1992-05-20 |
Family
ID=4928784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 91221834 Granted CN2104790U (en) | 1991-10-09 | 1991-10-09 | Automotive lifter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2104790U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104555080A (en) * | 2014-12-02 | 2015-04-29 | 唐山轨道客车有限责任公司 | Adjustable support device |
| CN112372593A (en) * | 2020-11-03 | 2021-02-19 | 龙岩市腾兴机械维修有限公司 | Lifting mechanism for mechanical equipment maintenance |
| CN113309389A (en) * | 2021-05-12 | 2021-08-27 | 肖灿 | New energy automobile garage with self-checking function |
-
1991
- 1991-10-09 CN CN 91221834 patent/CN2104790U/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104555080A (en) * | 2014-12-02 | 2015-04-29 | 唐山轨道客车有限责任公司 | Adjustable support device |
| CN112372593A (en) * | 2020-11-03 | 2021-02-19 | 龙岩市腾兴机械维修有限公司 | Lifting mechanism for mechanical equipment maintenance |
| CN113309389A (en) * | 2021-05-12 | 2021-08-27 | 肖灿 | New energy automobile garage with self-checking function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |