CN201395492Y - Stepless mechanical lifting table - Google Patents
Stepless mechanical lifting table Download PDFInfo
- Publication number
- CN201395492Y CN201395492Y CN2009200707233U CN200920070723U CN201395492Y CN 201395492 Y CN201395492 Y CN 201395492Y CN 2009200707233 U CN2009200707233 U CN 2009200707233U CN 200920070723 U CN200920070723 U CN 200920070723U CN 201395492 Y CN201395492 Y CN 201395492Y
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- CN
- China
- Prior art keywords
- pillar stiffener
- lifting column
- locking
- lift
- distortion
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- Expired - Lifetime
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Abstract
The utility model provides a mechanical working table which can realize manual stepless lifting only by weak strength and comprises a tabletop, a lifting structure and a base. The lifting structure isarranged between the tabletop and the base, a front supporting post and two rear supporting posts are fixedly arranged on the base, a handle is arranged at the lower bottom face of the tabletop, a lifting post is arranged between the two rear supporting posts and the front supporting post, the lifting post is connected with the handle, and a deformation supporting post is arranged at the other side of the front supporting post. The lifting post and the deformation supporting post are respectively provided with transverse spring hanging rods which can be connected by a connecting rod. The connecting rod, the lifting post and the deformation supporting post form a parallelogram after the transverse spring hanging rods of the lifting post and the deformation post are connected.
Description
Technical field
The utility model belongs to a kind of bay-lift, is a kind of mechanical scanning that can realize stepless lifting more specifically.
Background technology:
At present, the bay-lift on the home market mainly is divided three classes: electric up-down platform, mechanical elevating platform, hydraulic pressure or air lifter.
Be provided with necessary lifting platen, scissors bracing frame and base in the structure of air lifter and hydaulic lift platform, and also be provided with jack device on the scissors bracing frame.Adopt the bay-lift of pneumatic or hydraulic way, though the working stability height, cost is also higher, and must be active driving, and noise is big, the also easy oil leakage of maintenance difficult, especially hydaulic lift platform, contaminated environment.
The electric up-down platform though structure is simple relatively, needs to use having under the situation of power supply, simultaneously can bring electromagnetic interference to electrical network and ambient environment during electric motor starting, big noise is arranged, and motor and start-up circuit thereof damage (especially when load-carrying is big) easily, range of use is restricted.
So the mechanical elevating platform has become the main flow trend of industry gradually, but common mechanical elevating platform adopts oblique mechanism, cam mechanism or screw mechanism mostly, makes that the bay-lift driving efficiency is low, and rising or falling speed is slow, and lifting travel also is restricted.
The utility model content:
The purpose of this utility model is to overcome deficiency of the prior art, and a kind of practicality and high efficiency, reliable and stable is provided, and can be the employed bay-lifts of people well.
It is to take following technical scheme to realize that the utility model solves its technical matters: a kind of stepless mechanical bay-lift, comprise table top, lifting structure, base, described lifting structure is arranged between described table top and the described base, pillar stiffener behind pillar stiffener and two before being set with on the described base, the bottom surface of described table top is provided with handle, be provided with lifting column between pillar stiffener and the preceding pillar stiffener after described two, described lifting column is connected with described handle, the opposite side of pillar stiffener is provided with the distortion pillar stiffener before described, described lifting column and described distortion pillar stiffener are provided with horizontal Spring hanging rod, the Spring hanging rod of described lifting column and described distortion pillar stiffener can be connected by connecting rod, makes described connecting rod after the connection, lifting column and distortion pillar stiffener form parallelogram.
The utility model solves its technical matters and can also take following technical scheme to realize: the Spring hanging rod of described lifting column and described distortion pillar stiffener can be connected by spring, and described spring makes described connecting rod, lifting column and distortion pillar stiffener form mobilizable parallelogram after connecting; The lower end of pillar stiffener is provided with the rolling rail before described, and the lower end of described distortion pillar stiffener is provided with bearing, and described bearing can be done the rolling of level on the rolling rail; One side of described distortion pillar stiffener is provided with threaded screw rod, and the lower end is provided with the lift adjustment seat, and described lift adjustment seat can be carried out vertical motion by described threaded screw rod mechanism, also is provided with Spring hanging rod on the described lift adjustment seat; Described back pillar stiffener and preceding pillar stiffener are provided with center bearing pilot bearing, and described center bearing pilot bearing contacts with described lifting column, and straight line moved about described lifting column was limited to do; Be provided with the locking round bar of vertical direction after described two between the pillar stiffener, the upper end of described locking round bar is fixed on the described handle, described lifting column is provided with and unclamps fixing device, and the lower end of described locking round bar connects the described locking position that fixing device is realized described lifting column that unclamps; Described lifting column is provided with locating piece and following locating piece, and the last block and the following block that are provided with in the middle of the pillar stiffener after described two, described locking round bar pass locking spring, upward locating piece, upward block, following locating piece from top to bottom successively; Described both sides up and down of going up block are provided with buffer substrate tablet; The described fixing device that unclamps comprises locking and fixing device, locking pulling block and stay, described stay is two and is arranged on the vertical outside of described locking pulling block, void shape between described two staies is wide at the top and narrow at the bottom, described locking pulling block is connected with described locking round bar, described stay hangs on the described locking pulling block, described locking pulling block is done vertical motion, thereby can change the tightness degree between locking and fixing device and the stay; Described locking and fixing device comprises binding ring, the bolt that is locked, and the locking position-limited block, the described bolt that is locked is connected with described lifting column, and described binding ring is enclosed within the outside of the described bolt that is locked, and contacts with described stay lateral surface formation face.
The utility model compared with prior art has significant advantage and beneficial effect, is embodied in the following aspects:
1. utilize handle can carry out one-handed performance, can like a cork table surface height be moved to suitable optional position (in stroke range), not only convenient but also quick, improved work efficiency.
2. can under power free situation, realize free lifting, environmental protection.
3. guide rail mechanism adopts the bearing guiding, friction of rolling, and noise is little, and the gap is little, moves easily, and is wear-resistant, long service life.
4. mechanism can lock the optional position in stroke, and coupling mechanism force is strong, and is reliable and stable, the accuracy height
5. add shock absorber and stop gear, lost efficacy double insurance to prevent catch gear.
6. when this equipment of use, can also make balance adjustment, lift is equated with the table top load table top load and lift, bay-lift can be promoted to move up and down easily, reach the optimum regime of use at last, both met the requirement of green cleaning, reached use quick and comfortable again.
Description of drawings
Fig. 1 is the structural representation of the utility model lifting structure;
Fig. 2 is the structural representation of the utility model back and front supporting post;
Fig. 3 is the structural representation that the utility model unclamps fixing device;
Fig. 4 is the structural representation of the utility model lifting column;
Fig. 5 is the structural representation of the utility model distortion pillar stiffener;
Fig. 6 is the structural representation of the utility model lifting structure running condition;
Fig. 7 is a schematic perspective view of the present utility model.
The specific embodiment
Shown in Fig. 1-7: the 1st, end plates, the 2nd, locking spring, the 3rd, last locating piece, the 4th, last link stopper, the 5th, buffer substrate tablet, the 6th, lifting column, the 7th, locking round bar, the 8th, following locating piece, the 9th, locking pulling block, the 10th, stay, the 11st, locking position-limited block, the 12nd, binding ring, the 13rd, following link stopper, the 14th, supporting baseplate, the 15th, bearing, the 16th, spring, the 17th, Spring hanging rod, the 18th, distortion pillar stiffener, the 19th, connecting rod, the 20th, handle, the 21st, back pillar stiffener, the 22nd, preceding pillar stiffener, the 23rd, rolling rail, the 24th, gim peg, the 25th, threaded screw rod, the 26th, contiguous block, the 27th, lift adjustment seat, the 28th, table top, the 29th, lifting structure, the 30th, base, the 31st, shell, the 32nd, bolt is locked.
Stepless mechanical bay-lift of the present utility model, comprise table top 28, lifting structure 29 and base 30, lifting structure 29 is arranged between table top 28 and the base 30, lifting structure 29 comprises end plates 1, handle 20, preceding pillar stiffener 22, back pillar stiffener 21, lifting column 6, distortion pillar stiffener 18, supporting baseplate 14 and shell 31, wherein end plates 1 are connected with table top 28, supporting baseplate 14 is connected with base 30, and handle 20 is connected with the bottom surface of end plates 1, and shell 31 is arranged on the outside of lifting structure 29.
The preceding pillar stiffener 22 of lifting structure 29, back pillar stiffener 21 are screwed on supporting baseplate 14, the both sides of pillar stiffener 22 before distortion pillar stiffener 18 and lifting column 6 are separately positioned on, and before being arranged on, lifting column 6 also is connected between pillar stiffener 22 and the back pillar stiffener 21 with handle 20, on preceding pillar stiffener 22 and the back pillar stiffener 21 center bearing pilot bearing is housed, lifting column 6 is limited in the middle straight line up and down of doing of center bearing pilot bearing and moves, so moving up and down of lifting column 6 can drive moving up and down of end plates 1, to realize the lifting of table top 28.
The lower end of preceding pillar stiffener 22 also is provided with rolling rail 23, and the lower end of distortion pillar stiffener 18 is provided with bearing 15, and bearing 15 can be done the horizontal rolling of level on rolling rail 23.The lower end of distortion pillar stiffener 18 is established and also is equipped with lift adjustment seat 27, and its opening part is sealed with contiguous block 26 and will be out of shape strut bar 18 and wraps in inside, and lift adjustment seat 27 and contiguous block 26 can be done along distortion pillar stiffener 18 and slide up and down.
One side of distortion pillar stiffener 18 is provided with threaded screw rod 25, the upper end of threaded screw rod 25 is fixed on the distortion pillar stiffener 18 with gim peg 24, interior hexagon is arranged in the inside of upper end, can rotate with inner-hexagon spanner, this moment, threaded screw rod 25 can only rotate in gim peg 24, its lower end penetrates contiguous block 26, the contact surface of threaded screw rod 25 and contiguous block 26 is equipped with screw thread, so when rotating threaded screw rod 25 with inner-hexagon spanner when, threaded screw rod 25 can be realized liftings by contiguous block 26.
Also be provided with Spring hanging rod 17 on the lift adjustment seat 27, the Spring hanging rod 17 of lift adjustment seat 27 and lifting column 6 also can be connected by spring 16, during lifting column 6 up-and-down movements, lift adjustment seat 27 is followed distortion support post 18 sway together, when rotating threaded screw rod 25, contiguous block 26 moves along threaded screw rod 25 above-below directions, drives lift adjustment seat 27 and moves up and down, be articulated in the lift that lift adjustment seat 27 upper springs 16 produce thereby change, thereby change the lift of whole lifting mechanism 29; When table top load during greater than mechanism's lift, phenomenon is (after carrying on the lock handle 20, unclamping fixing device unclamps, table top 28 meeting automatic lowerings), use inner-hexagon spanner, insert in the threaded screw rod 25, clockwise direction rotates, lift adjustment seat 27 is risen, and table top 28 is suspended in the air when latch-release, is optimum regime; When table top load during less than mechanism's lift, phenomenon is (after carrying on the lock handle 20, unclamping fixing device unclamps, table top 28 can rise automatically), use inner-hexagon spanner, insert threaded screw rod 25, anticlockwise motion, make lift adjustment seat 27, table top is suspended in the air when latch-release, is optimum regime.
The force analysis of the utility model parallelogram is as follows:
G/a=F/b is arranged during by the vector triangle state of equilibrium
Spring tension F=k Δ X+F
o(K is a rigidity, and Δ X is a deflection, F
oBe spring cold coiling spring initial tensile force)
Side length b=X
o+ Δ X (X
oThe spring original length)
G/a=(k Δ X+F is then arranged
o)/(X
o+ Δ X)
Work as F
o=k X
oThe time
G/a＝(kΔX+k?X
o)/(X
o+ΔX)
G=Ka (the K value is a constant, and the G value is constant when length of side a constant) then
The both sides of last link stopper 4 are provided with buffer substrate tablet 10, under situation about losing efficacy: when the load of table top during greater than mechanism's lift at stay 10, this moment, lifting column 6 moved down, contact with buffer substrate tablet 5 up to last locating piece 3, because last link stopper 4 is spacing, make lifting column 6 earlier through buffer substrate tablet 5 bufferings, after limit it and move down; When the load of table top during less than mechanism's lift, this moment, lifting column 6 moved up, contact with buffer substrate tablet 5 up to locating piece 8 down, because last link stopper 4 is spacing, lifting column 6 was cushioned earlier through buffer substrate tablet 5, after limit that it is mobile up.
Unclamp fixing device and comprise locking and fixing device, locking pulling block 9 and stay 10, stay 10 is two and is arranged on the vertical outside of locking pulling block 9, void shape between two staies 10 is wide at the top and narrow at the bottom, locking pulling block 9 is connected with locking round bar 7, stay 10 hangs on the locking pulling block 9, vertical motion can be done in the space of locking pulling block 9 between stay 10, thereby can change the tightness degree between locking and fixing device and the stay 10.
Locking and fixing device comprises binding ring 12, bolt 32 is locked, locking position-limited block 11, the bolt 32 that is locked is connected with back pillar stiffener 21, binding ring 12 is enclosed within the outside of the bolt 32 that is locked, and contacts with the lateral surface formation face of stay 10, and locking position-limited block 11 is enclosed within the side of the binding ring 12 and the bolt 32 that is locked, stay 10 can be touched lifting column 6, prevent that stay 10 from outwards moving in the process of motion.
This practical use explanation:
When handle 20 is upwards lifted, this moment, locking spring 2 was compressed, locking round bar 7 is pushed downwards, locking pulling block 9 moves down, owing to the space in two staies 10 is wide at the top and narrow at the bottom, so when locking pulling block 9 moved down, stay 10 was strutted, this moment, stay 10 was with back pillar stiffener 21 be locked and the gap occur between the bolt 32, so but lifting column 6 easy on and off activities;
When handle unclamps, locking spring 2 compresses the Strain lock round bar 7 that makes progress owing to discharging, when locking round bar 7 by on draw, the stay 10 and the bolt 32 that is locked are adjacent to, the side of 10 whiles of stay with back pillar stiffener 21 is adjacent to, last tensioning makes the bolt 32 that is locked fixing, at this moment owing to the bolt 32 that is locked is fixed on the lifting column 6, thereby has locked the height of lifting column 6.
Utilize technical scheme described in the utility model, or those skilled in the art designing the similar techniques scheme under the inspiration of technical solutions of the utility model, and reach above-mentioned technique effect, all is to fall into protection domain of the present utility model.
Claims (10)
1. stepless mechanical bay-lift, comprise table top, lifting structure, base, described lifting structure is arranged between described table top and the described base, it is characterized in that: pillar stiffener behind pillar stiffener and two before being set with on the described base, the bottom surface of described table top is provided with handle, be provided with lifting column between pillar stiffener and the preceding pillar stiffener after described two, described lifting column is connected with described handle, the opposite side of pillar stiffener is provided with the distortion pillar stiffener before described, described lifting column and described distortion pillar stiffener are provided with horizontal Spring hanging rod, the Spring hanging rod of described lifting column and described distortion pillar stiffener can be connected by connecting rod, makes described connecting rod after the connection, lifting column and distortion pillar stiffener form parallelogram.
2. stepless mechanical bay-lift according to claim 1, it is characterized in that: the Spring hanging rod of described lifting column and described distortion pillar stiffener can be connected by spring, and described spring makes described connecting rod, lifting column and distortion pillar stiffener form mobilizable parallelogram after connecting.
3. stepless mechanical bay-lift according to claim 1 is characterized in that: the lower end of pillar stiffener is provided with the rolling rail before described, and the lower end of described distortion pillar stiffener is provided with bearing, and described bearing can be done the rolling of level on the rolling rail.
4. stepless mechanical bay-lift according to claim 1, it is characterized in that: a side of described distortion pillar stiffener is provided with threaded screw rod, and the lower end is provided with the lift adjustment seat, described lift adjustment seat can be carried out vertical motion by described threaded screw rod mechanism, also is provided with Spring hanging rod on the described lift adjustment seat.
5. stepless mechanical bay-lift according to claim 1 is characterized in that: described back pillar stiffener and preceding pillar stiffener are provided with center bearing pilot bearing, and described center bearing pilot bearing contacts with described lifting column, and straight line moved about described lifting column was limited to do.
6. stepless mechanical bay-lift according to claim 1, it is characterized in that: the locking round bar that is provided with vertical direction after described two between the pillar stiffener, the upper end of described locking round bar is fixed on the described handle, described lifting column is provided with and unclamps fixing device, and the lower end of described locking round bar connects the described locking position that fixing device is realized described lifting column that unclamps.
7. stepless mechanical bay-lift according to claim 6, it is characterized in that: described lifting column is provided with locating piece and following locating piece, last block that is provided with in the middle of the pillar stiffener after described two and following block, described locking round bar pass locking spring from top to bottom successively, go up locating piece, upward block, following locating piece.
8. stepless mechanical bay-lift according to claim 6 is characterized in that: described both sides up and down of going up block are provided with buffer substrate tablet.
9. stepless mechanical bay-lift according to claim 6, it is characterized in that: the described fixing device that unclamps comprises locking and fixing device, locking pulling block and stay, described stay is two and is arranged on the vertical outside of described locking pulling block, void shape between described two staies is wide at the top and narrow at the bottom, described locking pulling block is connected with described locking round bar, described stay hangs on the described locking pulling block, described locking pulling block is done vertical motion, thereby can change the tightness degree between locking and fixing device and the stay.
10. stepless mechanical bay-lift according to claim 9, it is characterized in that: described locking and fixing device comprises binding ring, bolt is locked, the locking position-limited block, the described bolt that is locked is connected with described lifting column, described binding ring is enclosed within the outside of the described bolt that is locked, and contacts with described stay lateral surface formation face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200707233U CN201395492Y (en) | 2009-04-20 | 2009-04-20 | Stepless mechanical lifting table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200707233U CN201395492Y (en) | 2009-04-20 | 2009-04-20 | Stepless mechanical lifting table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201395492Y true CN201395492Y (en) | 2010-02-03 |
Family
ID=41617994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200707233U Expired - Lifetime CN201395492Y (en) | 2009-04-20 | 2009-04-20 | Stepless mechanical lifting table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201395492Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101863431B (en) * | 2009-04-20 | 2013-12-04 | 上海美沃精密仪器有限公司 | Stepless mechanical lifting gear |
| CN105635506A (en) * | 2014-11-28 | 2016-06-01 | 柯尼卡美能达办公***研发（无锡）有限公司 | Cleaning device, image reading device and image forming device |
| CN106144946A (en) * | 2016-08-25 | 2016-11-23 | 西安睿诺新能源有限公司 | A kind of mechanical balance counter weight type aircraft service ensures hoistable platform |
| CN106241679A (en) * | 2016-10-14 | 2016-12-21 | 徐洪恩 | A kind of mechanical platform of multiplex extensible automatic control lifting |
| CN117386011A (en) * | 2023-12-12 | 2024-01-12 | 国建绿色智慧工程设计研究院(天津)有限公司 | Anti-seismic assembled building steel structure |
-
2009
- 2009-04-20 CN CN2009200707233U patent/CN201395492Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101863431B (en) * | 2009-04-20 | 2013-12-04 | 上海美沃精密仪器有限公司 | Stepless mechanical lifting gear |
| CN105635506A (en) * | 2014-11-28 | 2016-06-01 | 柯尼卡美能达办公***研发（无锡）有限公司 | Cleaning device, image reading device and image forming device |
| CN105635506B (en) * | 2014-11-28 | 2018-10-09 | 柯尼卡美能达办公***研发（无锡）有限公司 | Cleaning device, image-reading device and image forming apparatus |
| CN106144946A (en) * | 2016-08-25 | 2016-11-23 | 西安睿诺新能源有限公司 | A kind of mechanical balance counter weight type aircraft service ensures hoistable platform |
| CN106241679A (en) * | 2016-10-14 | 2016-12-21 | 徐洪恩 | A kind of mechanical platform of multiplex extensible automatic control lifting |
| CN106241679B (en) * | 2016-10-14 | 2019-09-03 | 温州慧思工业设计有限公司 | A kind of mechanical platform being mostly used extensible automatic control lifting |
| CN117386011A (en) * | 2023-12-12 | 2024-01-12 | 国建绿色智慧工程设计研究院(天津)有限公司 | Anti-seismic assembled building steel structure |
| CN117386011B (en) * | 2023-12-12 | 2024-02-27 | 国建绿色智慧工程设计研究院(天津)有限公司 | Anti-seismic assembled building steel structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Chen Wenguang Document name: Notification of Passing Examination on Formalities |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20100203 Effective date of abandoning: 20090420 |
|
| RGAV | Abandon patent right to avoid regrant |