CN206166181U - Manual lift table - Google Patents

Manual lift table Download PDF

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Publication number
CN206166181U
CN206166181U CN201620888993.5U CN201620888993U CN206166181U CN 206166181 U CN206166181 U CN 206166181U CN 201620888993 U CN201620888993 U CN 201620888993U CN 206166181 U CN206166181 U CN 206166181U
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CN
China
Prior art keywords
ratchet
assembly
lifting
rod
desktop
Prior art date
Application number
CN201620888993.5U
Other languages
Chinese (zh)
Inventor
顾小燕
Original Assignee
常州变形元素升降桌制造有限公司
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Publication date
Application filed by 常州变形元素升降桌制造有限公司 filed Critical 常州变形元素升降桌制造有限公司
Priority to CN201620888993.5U priority Critical patent/CN206166181U/en
Application granted granted Critical
Publication of CN206166181U publication Critical patent/CN206166181U/en

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Abstract

The utility model relates to a manual lift table has the desktop and is used for the support the manual crane of desktop, manual crane includes the base subassembly, desktop coupling assembling, lifting unit, lift cylinder that control lifting unit goes up and down and the spacing subassembly of injecing lifting unit, lifting unit is parallelogram elevating system, spacing subassembly is a ratchet, this ratchet has the shell of taking the ratchet installation cavity, install the ratchet in the ratchet installation cavity, the ratchet below has the adjustment shifting block rather than the linkage, the both sides of adjustment shifting block respectively are equipped with a pawl, two pawl symmetric distributions just contact with the adjustment shifting block, be equipped with the spring between pawl and the ratchet installation cavity inner wall. The utility model discloses a spacing subassembly convenient operation, labour saving and time saving, lifting unit is parallelogram elevating system, but compares crossover type elevating system's among the prior art height -adjusting scope and want big, connecting rod I and connecting rod II simple structure, simple to operate, long service life.

Description

Hand-operated lifting table
Technical field
This utility model is related to field of office furniture, especially a kind of hand-operated lifting table easy to operate.
Background technology
Desk is a kind of conventional furniture, is widely used in average family and office realm, and at present, people are to desk Require also in more and more higher, it is desirable to while reservation desk traditional function, improvement is made in portability.Meanwhile, it is different The people of height is also different to the requirement for height of desk, and the desk of level altitude has certain use limitation in tradition, it is impossible to The use demand of different people is adapted to, therefore also is intended to make improvement in table height adjustable function.
Number of patent application 201520190065.7 discloses a kind of lifting table, and by lift cylinder the liter of desktop is controlled Drop, it is to avoid manually lift, chiasma type elevating mechanism simple structure, component processing request is low, but still suffer from it is following not Foot:1. the movable end of left and right two connecting rods can not be well controlled while being stuck in corresponding draw-in groove or card is aerial, easily cause Desktop is inclined;2. connecting rod movable end slides in chute and easily wear and tear, and affects physical life;3. chiasma type elevating mechanism is adjustable Section altitude range is little.
Utility model content
The technical problems to be solved in the utility model is:Based on the problems referred to above, there is provided a kind of hand-operated lifting easy to operate Table.
This utility model solves the technical scheme that its technical problem adopted:A kind of hand-operated lifting table, with desktop with For supporting the hand-operated lifting frame of the desktop, the hand-operated lifting frame to include that base assembly, desktop coupling assembly, liter are come down to a lower group Part, the lift cylinder for controlling the lifting assembly lifting and the limit assembly for limiting lifting assembly, the lifting assembly is located at bottom Between holder assembly and desktop coupling assembly, the limit assembly is arranged on the junction of desktop coupling assembly and lifting assembly, institute It is parallelogram lifting mechanism to state lifting assembly, and the limit assembly is a ratchet mechanism, and the ratchet mechanism has band ratchet The shell of installation cavity, the ratchet installs intracavity and is provided with ratchet, and ratchet lower section has the adjustment shifting block linked with it, and adjustment is dialled The both sides of block are respectively provided with a lock pawl, and two lock pawls are symmetrical and contact with adjustment shifting block, and lock pawl installs intracavity with ratchet Spring is provided between wall.
Further, the ratchet mechanism has the cover plate of closing ratchet installation cavity, and the shell has connecting rod, described Ratchet has ratchet installation axle.Cover plate can prevent ratchet installation cavity from entering dust.
Further, the lifting assembly includes the one end for the connecting rod I and connecting rod II, connecting rod I and connecting rod II being parallel to each other It is connected with base assembly, the other end of connecting rod I is connected to desktop coupling assembly, and the other end of connecting rod II is outer with limit assembly Shell phase connects.
Further, the lower-edge beam of the base assembly including both sides and the crossbeam that is connected between the lower-edge beam of both sides, Connect lift cylinder on the crossbeam and connecting rod I.The lifting of desktop is controlled by lift cylinder, it is to avoid manually lift.
Further, it is fixed with support beam between the connecting rod II.Support beam can ensure that the jail of lifting assembly Solidity.
Further, the roof side rail of the desktop coupling assembly including both sides and the horizontal stroke that is connected between the roof side rail of both sides Bar, the cross bar inner side is fixed with slide rail, and the connecting plate for sliding along is provided with the slide rail, and the bottom of the connecting plate is consolidated Surely there is a shelf.Shelf can be used for holding keyboard etc., increase the versatility of hand-operated lifting table of the present utility model.
The beneficial effects of the utility model are:Limit assembly of the present utility model is easy to operate, time saving and energy saving;Lifting assembly For parallelogram lifting mechanism, compared to existing technology the adjustable-height scope of middle chiasma type elevating mechanism is big;Connecting rod I and Connecting rod II simple structures, easy for installation, long service life.
Description of the drawings
This utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of hand-operated lifting frame in this utility model.
Fig. 3 is the plane graph of limit assembly in this utility model.
Fig. 4 is the explosive view of limit assembly in this utility model.
In figure:1. desktop, 2. hand-operated lifting frame, 3. base assembly, 4. desktop coupling assembly, 5. lifting assembly, 6. lifts Cylinder, 7. limit assembly, 8. connecting plate, 9. shelf, 3-1. lower-edge beams, 3-2. crossbeams, 4-1. roof side rails, 4-2. cross bars, 4- 3. slide rail, 5-1. connecting rod I, 5-2. connecting rod II, 5-3. support beams, 7-1. shells, 7-2. ratchet installation cavitys, 7-3. ratchets, 7- 4. shifting block, 7-5. lock pawls, 7-6. springs, 7-7. cover plates, 7-8. connecting rods, 7-9. ratchet installation axles are adjusted.
Specific embodiment
This utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram, Basic structure of the present utility model is only illustrated in a schematic way, therefore it only shows the composition relevant with this utility model.
As shown in Fig. 1~2, a kind of hand-operated lifting table, the hand-operated lifting frame with desktop 1 and for supporting the desktop 1 2, hand-operated lifting frame 2 includes base assembly 3, desktop coupling assembly 4, lifting assembly 5, the lifting air of the control lifting of lifting assembly 5 The limit assembly 7 of cylinder 6 and restriction lifting assembly 5, lifting assembly 5 is located between base assembly 3 and desktop coupling assembly 4, spacing Component 7 is arranged on the junction of desktop coupling assembly 4 and lifting assembly 5, and lifting assembly 5 is parallelogram lifting mechanism, such as Shown in Fig. 3~4, limit assembly 7 is a ratchet mechanism, and ratchet mechanism has the shell 7-1 with ratchet installation cavity 7-2, ratchet peace It behave affectedly in 7-2 and ratchet 7-3 is installed, ratchet 7-3 lower sections has the adjustment shifting block 7-4 linked with it, adjust the both sides of shifting block 7-4 A lock pawl 7-5 is respectively provided with, two lock pawl 7-5 are symmetrical and contact with adjustment shifting block 7-4, and lock pawl 7-5 is installed with ratchet Spring 7-6 is provided between the 7-2 inwalls of chamber.There is ratchet mechanism the cover plate 7-7 of closing ratchet installation cavity 7-2, shell 7-1 to have company Extension bar 7-8, ratchet 7-3 have ratchet installation axle 7-9, and ratchet mechanism is connected to desktop coupling assembly 4 by ratchet installation axle 7-9 Roof side rail 4-1.
In the present embodiment, lifting assembly 5 includes connecting rod I5-1 and connecting rod II5-2, connecting rod I5-1 and the company being parallel to each other One end of bar II5-2 is connected with base assembly 3, and the other end of connecting rod I5-1 is connected to the lower-edge beam 3-1 of desktop coupling assembly 4 On, the other end of connecting rod II5-2 is connected with connecting rod 7-8 of the shell 7-1 of limit assembly 7.Base assembly 3 includes the following of both sides Connect lift cylinder 6 on beam 3-1 and the crossbeam 3-2 being connected between the lower-edge beam 3-1 of both sides, crossbeam 3-2 and connecting rod I5-1.Lifting Cylinder 6 specifically elects gas spring as.Support beam 5-3 is fixed between connecting rod II5-2.Desktop coupling assembly 4 includes the upper of both sides Side bar 4-1 and the cross bar 4-2 being connected between the roof side rail 4-1 of both sides, cross bar 4-2 inner side are fixed with slide rail 4-3, on slide rail 4-3 The connecting plate 8 for sliding along is provided with, the bottom of connecting plate 8 is fixed with a shelf 9.
When hand-operated lifting table of the present utility model is used, the adjustment shifting block 7-4 for first stirring limit assembly 7 releases restriction, connects In the presence of gas spring, promote lifting assembly 5 to rise, and then desktop 1 is risen, when proper height is raised to, then dial The adjustment shifting block 7-4 of dynamic limit assembly 7, completes to limit operation, fixes desktop 1, it is possible to use.When needing to draw in, then stir The adjustment shifting block 7-4 of limit assembly 7, slightly firmly pushes desktop 1, draws desk in, compares existing gathering effect more preferable.
The operation principles of limit assembly 7:
Limit:Adjustment shifting block 7-4 is rotated, and compressing lock pawl 7-5 deflects it, and ratchet is blocked in the upper end of lock pawl 7-5 7-3, completes to limit operation;
Release and limit:Adjustment shifting block 7-4 is rotated, and adjustment shifting block 7-4 is only contacted with lock pawl 7-5 and do not exerted oneself, in spring 7-6 In the presence of, lock pawl 7-5 resets, and ratchet 7-3 is rotated.
With it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, by above-mentioned description, related work people Member can carry out various change and modification in the range of without departing from this utility model technological thought completely.This reality The content being not limited to new technical scope in description, it is necessary to its technology is determined according to right Property scope.

Claims (6)

1. a kind of hand-operated lifting table, with desktop (1) with for supporting the hand-operated lifting frame (2) of the desktop (1), it is described manually Crane (2) includes base assembly (3), desktop coupling assembly (4), lifting assembly (5), control lifting assembly (5) lifting Lift cylinder (6) and limit lifting assembly (5) limit assembly (7), the lifting assembly (5) positioned at base assembly (3) with Between desktop coupling assembly (4), connection of the limit assembly (7) installed in desktop coupling assembly (4) and lifting assembly (5) Place, it is characterised in that:The lifting assembly (5) is parallelogram lifting mechanism, and the limit assembly (7) is a ratchet machine Structure, the ratchet mechanism has the shell with ratchet installation cavity (7-2) (7-1), and the ratchet installation cavity (7-2) is interior to be provided with ratchet (7-3), ratchet (7-3) lower section has the adjustment shifting block (7-4) linked with it, and the both sides of adjustment shifting block (7-4) are respectively provided with one and stop Pawl (7-5), two lock pawls (7-5) are symmetrical and contacts with adjustment shifting block (7-4), lock pawl (7-5) and ratchet installation cavity (7-2) spring (7-6) is provided between inwall.
2. hand-operated lifting table according to claim 1, it is characterised in that:The ratchet mechanism has closing ratchet installation cavity (7-2) cover plate (7-7), the shell (7-1) has connecting rod (7-8), and the ratchet (7-3) has ratchet installation axle (7- 9)。
3. hand-operated lifting table according to claim 1, it is characterised in that:The lifting assembly (5) is including what is be parallel to each other One end of connecting rod I (5-1) and connecting rod II (5-2), connecting rod I (5-1) and connecting rod II (5-2) is connected with base assembly (3), connecting rod The other end of I (5-1) is connected to desktop coupling assembly (4), the other end of connecting rod II (5-2) and the shell (7- of limit assembly (7) 1) it is connected.
4. hand-operated lifting table according to claim 3, it is characterised in that:The base assembly (3) is including the following of both sides Beam (3-1) and the crossbeam (3-2) being connected between both sides lower-edge beam (3-1), connect on the crossbeam (3-2) and connecting rod I (5-1) Lift cylinder (6).
5. hand-operated lifting table according to claim 3, it is characterised in that:Support is fixed between the connecting rod II (5-2) Crossbeam (5-3).
6. hand-operated lifting table according to claim 1, it is characterised in that:The desktop coupling assembly (4) is including both sides Roof side rail (4-1) and the cross bar (4-2) being connected between both sides roof side rail (4-1), cross bar (4-2) inner side is fixed with slide rail (4-3), the connecting plate (8) for sliding along is provided with the slide rail (4-3), the bottom of the connecting plate (8) is fixed with one and puts Thing plate (9).
CN201620888993.5U 2016-08-16 2016-08-16 Manual lift table CN206166181U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620888993.5U CN206166181U (en) 2016-08-16 2016-08-16 Manual lift table

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620888993.5U CN206166181U (en) 2016-08-16 2016-08-16 Manual lift table

Publications (1)

Publication Number Publication Date
CN206166181U true CN206166181U (en) 2017-05-17

Family

ID=60240262

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620888993.5U CN206166181U (en) 2016-08-16 2016-08-16 Manual lift table

Country Status (1)

Country Link
CN (1) CN206166181U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108685336A (en) * 2018-05-10 2018-10-23 遵义市永宏金属设备有限公司 A kind of seat for studying
CN108741719A (en) * 2018-06-04 2018-11-06 佛山市艾温特智能科技有限公司 A kind of intelligence goes out the clothing bar of clothes cabinet
WO2019001506A1 (en) * 2017-06-28 2019-01-03 陈工 Lifting table and support structure thereof
CN110540153A (en) * 2019-08-13 2019-12-06 温州瑞豪电子有限公司 Liftable and self-moving operation rack

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019001506A1 (en) * 2017-06-28 2019-01-03 陈工 Lifting table and support structure thereof
CN108685336A (en) * 2018-05-10 2018-10-23 遵义市永宏金属设备有限公司 A kind of seat for studying
CN108741719A (en) * 2018-06-04 2018-11-06 佛山市艾温特智能科技有限公司 A kind of intelligence goes out the clothing bar of clothes cabinet
CN110540153A (en) * 2019-08-13 2019-12-06 温州瑞豪电子有限公司 Liftable and self-moving operation rack

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