CN206994857U - Electric elevatable table on table - Google Patents
Electric elevatable table on table Download PDFInfo
- Publication number
- CN206994857U CN206994857U CN201720160611.1U CN201720160611U CN206994857U CN 206994857 U CN206994857 U CN 206994857U CN 201720160611 U CN201720160611 U CN 201720160611U CN 206994857 U CN206994857 U CN 206994857U
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- nut
- interior
- screw rod
- screw mandrel
- out screw
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- 230000001360 synchronised effect Effects 0.000 claims abstract description 8
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007723 transport mechanism Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
The utility model discloses electric elevatable table on a kind of table, including drive device, base (1), table (2) and lifting leg, the lowering or hoisting gear being connected with drive device is provided with lifting leg；Interior feed screw nut pair and the out screw rod pair of nut that lowering or hoisting gear includes support tube (7), inner-outer sleeve is combined, interior screw mandrel (8) in interior feed screw nut pair is connected with the out screw rod (9) in out screw rod pair of nut by link gear, and circumference is spacing between interior screw mandrel (8) and out screw rod (9) and is in axial sliding connection；The upper end of support tube (7) is connected with lifting the upper end of leg, and lower end is connected with out screw rod pair of nut or interior feed screw nut pair, and drive device is connected with out screw rod (9) or interior screw mandrel (8).After above structure, on the one hand simple and compact for structure, cost is low；On the other hand the synchronous axial system of interior out screw rod is realized, making the lifting speed of table, faster operating efficiency is higher.
Description
Technical field
Technical field of furniture is the utility model is related to, is especially electric up-down on a kind of table for being used to handle official business and learn
Table.
Background technology
At present, increasing office furniture or study furniture design toward the direction for being advantageous to health.Such as desk, pass
The height of the desk of system is all fixed, because requirement of the different users to desk differs, therefore for a long time using this
Desk can cause the health of user.Therefore, occurs a kind of adjustable for height electric table put on the table on the market
Upper same table, it can be placed on common desk, and height regulation is carried out at any time according to the hobby of user.In the prior art
There are various electric elevatable tables, wherein there is a kind of cylindricality electric elevatable table, it includes upper cover plate, lower cover, is installed on
Old body is set to realize the rotatable lifting trapezoidal screw mandrel of more piece of lifting and be installed on outside screw mandrel and to screw mandrel between lower cover
The Multi-section retractable columnar part to shield.The rotatable lifting trapezoidal screw mandrel of more piece is respectively that diameter is ascending to be revolved successively
The first screw mandrel, the second screw mandrel and the 3rd screw mandrel that pivoted housing is fitted together；Multi-section retractable columnar part is respectively size by small big
To the first square column, the second square column and third party's post of the hollow-core construction being set in together successively.So, when motor works, drive
Dynamic more piece rotation trapezoidal screw rises or declined, so as to realize the rising of square column and desktop or decline.But this knot
The electric elevatable table of structure has the drawback that：First, in most cases motor be mounted in the bottom of same table, when motor drive
More piece screw mandrel is one to save into action edge transmission when dynamic, thus when reaching most upper section screw mandrel and table being run into top, it is necessary to
Longer time is spent, it is inconvenient for use so as to bring that work is heavy, efficiency is low；Second, inside the screw mandrel of elongated shape also
Tapped through hole is processed, processing difficulties, is wasted time and energy, therefore, causes the shortcomings that complicated, production cost is high.
Utility model content
Technical problem to be solved in the utility model be to provide it is a kind of it is simple in construction, cost is low, and using it is dexterous,
Efficiently electric elevatable table on table.
In order to solve the above technical problems, electric elevatable table on table provided by the utility model, including drive device, base,
Table and lifting leg, drive device are arranged on base, and the bottom for lifting leg is connected with base, and table Liftable type is connected to liter
Drop on leg, the lowering or hoisting gear being connected with drive device is provided with lifting leg；Described lowering or hoisting gear includes support tube, inside and outside fit
Interior feed screw nut pair and out screw rod pair of nut together, it is outer in interior screw mandrel and the out screw rod pair of nut in interior feed screw nut pair
Screw mandrel is connected by link gear, and circumference is spacing between interior screw mandrel and out screw rod and is in axial sliding connection；The upper end of support tube with
Lift the upper end connection of leg, lower end is connected with out screw rod pair of nut or interior feed screw nut pair, drive device and out screw rod or
Interior screw mandrel connection.
The lower end of the interior screw mandrel and the clutch end of drive device connect, the interior feed screw nut in interior feed screw nut pair
Engagement is connected on interior screw mandrel, and the lower end of out screw rod is connected with interior feed screw nut, and upper end is connected by link gear with interior screw mandrel
And synchronous axial system, the out screw rod nut engagement in out screw rod pair of nut are connected on out screw rod, the lower end of support tube and out screw rod
Nut connects.
Described link gear includes adapter sleeve and attachment screw, and adapter sleeve is fixed by attachment screw and interior screw mandrel to be connected
Connect, and adapter sleeve is simultaneously circumferentially spacing with out screw rod and is in axial sliding connection.
At the central axis of described adapter sleeve be provided with through connection set stepped hole, be followed successively by the first hole, the second hole and
3rd hole；The end of wherein interior screw mandrel be connected to it is in the 3rd hole and circumferentially spacing with adapter sleeve, attachment screw through the first hole and
End thread behind second hole with interior screw mandrel is connected, and adapter sleeve is fixed together with interior screw mandrel.
At least provided with a plane on the periphery wall of described internal thread boom end, on the 3rd hole hole wall of corresponding adapter sleeve
Provided with the plane being engaged with internal thread boom end periphery wall.
The outer circle wall of described adapter sleeve is spline structure, and the flower of insertion is provided with the central axis of corresponding out screw rod
Keyhole, adapter sleeve are realized spacing with the circumference of out screw rod and are in axial sliding connection by the cooperation of spline and splined hole.
Described lifting leg includes the fixation support column and movable supporting post being socketed to form, the lower end and bottom of fixed support column
Seat connection, movable supporting post are slidably connected with fixed support column, and the top of movable supporting post and the upper end of support tube connect.
The junction of described movable supporting tube top end and support tube upper end includes connecting plate and contiguous block, under contiguous block
End is connected with support tube, and the upper end of contiguous block is connected with connecting plate, and the edge of connecting plate welds with the end of movable supporting pipe.
The lower end of the out screw rod and the junction of interior feed screw nut include nut connecting seat, bearing and pressing plate；Described
The outer wall of nut connecting seat coordinates with the fixed support column wall in lifting leg, interior feed screw nut be located at nut connecting seat it is interior and with
Nut connecting seat is circumferentially spacing, and interior feed screw nut is by the fixation of pressing plate and nut connecting seat and axial limiting in nut connecting seat
Interior, pressing plate is located at below out screw rod nut；The lower end of the out screw rod is rotatably connected in interior feed screw nut by bearing.
The lower end of described out screw rod is provided with the linkage section that diameter dimension is less than screw mandrel diameter dimension, linkage section and screw mandrel it
Between junction step surface and interior feed screw nut in bearing upper surface push against.
After above structure, the utility model compared with prior art, has advantages below：
1) because lowering or hoisting gear employs structure of the interior screw mandrel with out screw rod combination feed screw nut, and interior screw mandrel and outer silk
Bar synchronous axial system come drive support tube rise or decline, so as to realize the rising of table or decline, therefore, one side structure
Simply, compact, cost is low；The cooperation of the cooperation of screw mandrel and interior feed screw nut, out screw rod and out screw rod nut in another aspect, it is real
The synchronous axial system of interior out screw rod is showed, making the lifting speed of table, faster operating efficiency is higher；
2) link gear employs attachment screw and adapter sleeve is fixedly connected with interior screw mandrel while is used in again outside adapter sleeve
The structure of the spline of wall and the cooperation of out screw rod internal splined hole realizes that part is few, simple and compact for structure.
Brief description of the drawings
Fig. 1 is the structural representation of electric elevatable table on the utility model table.
Fig. 2 is lifting leg internal structure schematic diagram in the utility model.
Fig. 3 is the configuration schematic diagram of link gear in the utility model.
Fig. 4 is the mplifying structure schematic diagram in A portions in Fig. 2.
Fig. 5 is the configuration schematic diagram of interior feed screw nut and out screw rod nut junction in the utility model.
Fig. 6 is the mplifying structure schematic diagram in B portions in Fig. 2.
Wherein：1st, base；2nd, table；3rd, fixed support column；4th, movable supporting post；5th, connecting plate；6th, contiguous block；7th, support
Pipe；8th, interior screw mandrel；9th, out screw rod；10th, out screw rod nut；11st, splined hole；12nd, adapter sleeve；12-1, the first hole；12-2, second
Hole；12-3, the 3rd hole；13rd, attachment screw；14th, interior feed screw nut；15th, nut connecting seat；16th, bearing；17th, pressing plate；18th, even
Connect section.
Embodiment
The utility model is described in more detail with reference to embodiment.
From the structural representation of same table on the utility model electric table shown in Fig. 1~Fig. 6, it includes driving and filled
Put, base 1, table 2 and lifting leg, drive device be arranged on base 1 on, the bottom for lifting leg is connected with base 1, and table 2 can
Lift is connected on lifting leg, and the lowering or hoisting gear being connected with drive device is provided with lifting leg.Described lowering or hoisting gear includes
Interior feed screw nut pair and the out screw rod pair of nut that support tube 7, inner-outer sleeve are combined, the He of interior screw mandrel 8 in interior feed screw nut pair
Out screw rod 9 in out screw rod pair of nut is connected by link gear, and circumference is spacing between interior screw mandrel 8 and out screw rod 9 and axially slides
Dynamic connection.The upper end of support tube 7 is connected with lifting the upper end of leg, and lower end connects with out screw rod pair of nut or interior feed screw nut pair
Connect, drive device is connected with out screw rod 9 or interior screw mandrel 8.
The lower end of the interior screw mandrel 8 and the clutch end of drive device connect, the interior screw mandrel spiral shell in interior feed screw nut pair
Mother 14 engagement be connected on interior screw mandrel 8, the lower end of out screw rod 9 is connected with interior feed screw nut 14, upper end by link gear with it is interior
Screw mandrel 8 connects and synchronous axial system, and the engagement of out screw rod nut 10 in out screw rod pair of nut is connected on out screw rod 9, support tube 7
Lower end be connected with out screw rod nut 10.
Described link gear includes adapter sleeve 12 and attachment screw 13, and adapter sleeve 12 passes through attachment screw 13 and interior screw mandrel
8 are fixedly connected, and adapter sleeve 12 simultaneously with the circumferential spacing connection of out screw rod 9.
At the central axis of described adapter sleeve 12 be provided with through connection set 12 stepped hole, be followed successively by the first hole 12-1,
Second hole 12-2 and the 3rd hole 12-3.The end of wherein interior screw mandrel 8 is connected in the 3rd hole 12-3 and circumferentially limited with adapter sleeve 12
Position, attachment screw 13 pass through the first hole 12-1 and the second hole 12-2 after be connected with the end thread of interior screw mandrel 8, make adapter sleeve 12 and
Interior screw mandrel 8 is fixed together.
At least provided with a plane, the 3rd hole 12- of corresponding adapter sleeve 12 on the periphery wall of the described end of interior screw mandrel 8
3 hole walls are provided with the plane being engaged with the interior end periphery wall of screw mandrel 8.
The outer circle wall of described adapter sleeve 12 is spline structure, and insertion is provided with the central axis of corresponding out screw rod 9
Splined hole 11, the cooperation that adapter sleeve 12 passes through spline and splined hole 11 realizes the spacing connection of circumference with out screw rod 9.
Described lifting leg includes the fixation support column 3 and movable supporting post 4 being socketed to form, the lower end of fixed support column 3
It is connected with base 1, movable supporting post 4 is slidably connected with fixed support column 3, and the top of movable supporting post 4 and support tube 7
Upper end connects.
The junction on the described top of movable supporting pipe 7 and the upper end of support tube 7 includes connecting plate 5 and contiguous block 6, contiguous block
6 lower end is connected with support tube 7, and the upper end of contiguous block 6 is connected with connecting plate 5, edge and the movable supporting pipe 7 of connecting plate 5
End welding.
The lower end of the out screw rod 9 and the junction of interior feed screw nut 14 include nut connecting seat 15, bearing 16 and pressing plate
17.The outer wall of described nut connecting seat 15 coordinates with the inwall of fixation support column 3 in lifting leg, and interior feed screw nut 14 is located at spiral shell
In female connecting seat 15 and circumferential spacing with nut connecting seat 15, interior feed screw nut 14 is consolidated by pressing plate 17 and nut connecting seat 15
In in nut connecting seat 15, pressing plate 17 be located at below out screw rod nut 10 for fixed and axial limiting.The lower end of the out screw rod 9 passes through
Bearing 16 is rotatably connected in interior feed screw nut 14.
The lower end of described out screw rod 9 be provided with diameter dimension be less than screw mandrel diameter dimension linkage section 18, linkage section 18 with
The step surface of junction pushes against with the upper surface of bearing 16 in interior feed screw nut 14 between screw mandrel.
In the utility model structure, drive device includes motor, motor box, shaft coupling, support frame etc., and motor is arranged on electricity
In machine box, motor box is connected by support frame with base, and lower end and the support frame of fixed support column weld, and motor output shaft passes through
The lower end of shaft coupling and interior bar connects, so as to realize the transmission of power.
The course of work of the present utility model is as follows：Start motor, screw mandrel 8 rotates in drive, now interior feed screw nut 14 by
It can not be rotated in the circumferential limitation by nut connecting seat 15, interior feed screw nut 14, nut connection can only be forced axially movable
Seat 15, bearing 16, pressing plate 17 and out screw rod 9 move upwardly together；Meanwhile the synchronous rotation of out screw rod 9 in the presence of link gear
Turn, so as to force out screw rod nut 10 to rise, drive support tube 7 to rise, so as to realize the rapid increase of table 2.When startup motor
During inverted running, interior 9 synchronous opposite direction of screw mandrel 8 and out screw rod rotation, force out screw rod nut 10 to decline, drive under support tube 7
Drop, so as to realize that table 2 declines.
It is described above, only it is the preferably feasible implementation example of the utility model, it is impossible to therefore limit to of the present utility model
Interest field, it is for those skilled in the art, all to be made with the technical solution of the utility model and technical concept
Other various corresponding change should all belong within the protection domain of the utility model claims.Such as internal thread rod end
The cross-sectional profiles of portion and the junction of adapter sleeve can be polygon, for example, regular hexagon, square etc., connect accordingly
The junction of set and interior screw mandrel is also polygonal hole.Again for example, the structure of leg is lifted, the fixation support column shown in accompanying drawing is interior
Pipe, movable supporting post is outer tube.Fixed support column can also be set to outer tube, and movable supporting post is set to inner tube.In addition, driving
Device can also be connected with the end of out screw rod to provide power, and interior screw mandrel then drives support tube to rise, now interior screw component
Exchange up and down is carried out with the structure such as out screw rod component and through transport mechanism to adjust.
Claims (10)
1. electric elevatable table on a kind of table, including drive device, base (1), table (2) and lifting leg, drive device are arranged on
On base (1), the bottom for lifting leg is connected with base (1), and table (2) Liftable type is connected on lifting leg, is lifted and is set in leg
There is the lowering or hoisting gear being connected with drive device；It is characterized in that：Described lowering or hoisting gear includes support tube (7), inside and outside is linked in
Interior feed screw nut pair and out screw rod pair of nut together, in the interior screw mandrel (8) and out screw rod pair of nut in interior feed screw nut pair
Out screw rod (9) is connected by link gear, and circumference is spacing between interior screw mandrel (8) and out screw rod (9) and is in axial sliding connection；Support
The upper end for managing (7) is connected with lifting the upper end of leg, and lower end is connected with out screw rod pair of nut or interior feed screw nut pair, drive device
It is connected with out screw rod (9) or interior screw mandrel (8).
2. electric elevatable table on table according to claim 1, it is characterised in that：The lower end of the interior screw mandrel (8) and driving
The clutch end of device is connected, and interior feed screw nut (14) engagement in interior feed screw nut pair is connected on interior screw mandrel (8), outer silk
The lower end of bar (9) is connected with interior feed screw nut (14), and upper end is connected by link gear with interior screw mandrel (8) and synchronous axial system, outside
Out screw rod nut (10) engagement in feed screw nut pair is connected on out screw rod (9), lower end and the out screw rod nut of support tube (7)
(10) connect.
3. electric elevatable table on table according to claim 2, it is characterised in that：Described link gear includes adapter sleeve
(12) and attachment screw (13), adapter sleeve (12) is fixedly connected by attachment screw (13) with interior screw mandrel (8), and adapter sleeve
(12) it is while circumferential spacing with out screw rod (9) and be in axial sliding connection.
4. electric elevatable table on table according to claim 3, it is characterised in that：The central axis of described adapter sleeve (12)
Stepped hole of the place provided with through connection set (12), is followed successively by the first hole (12-1), the second hole (12-2) and the 3rd hole (12-3)；Its
In the end of interior screw mandrel (8) be connected in the 3rd hole (12-3) and circumferential spacing with adapter sleeve (12), attachment screw (13) passes through
The end thread of first hole (12-1) and the second hole (12-2) afterwards with interior screw mandrel (8) is connected, and makes adapter sleeve (12) and interior screw mandrel (8)
It is fixed together.
5. electric elevatable table on table according to claim 4, it is characterised in that：The periphery of described interior screw mandrel (8) end
It is provided with and interior screw mandrel (8) end at least provided with a plane, the 3rd hole (12-3) hole wall of corresponding adapter sleeve (12) on wall
The plane that periphery wall is engaged.
6. electric elevatable table on table according to claim 3, it is characterised in that：The outer circle wall of described adapter sleeve (12)
For spline structure, the splined hole (11) of insertion is provided with the central axis of corresponding out screw rod (9), adapter sleeve (12) passes through spline
The circumference of cooperation realization with splined hole (11) and out screw rod (9) is spacing and is in axial sliding connection.
7. electric elevatable table on table according to claim 1, it is characterised in that：Described lifting leg includes what is be socketed to form
Fixed support column (3) and movable supporting post (4), the lower end of fixed support column (3) are connected with base (1), movable supporting post (4) and
Fixed support column (3) is slidably connected, and the top of movable supporting post (4) is connected with the upper end of support tube (7).
8. electric elevatable table on table according to claim 7, it is characterised in that：Described movable supporting pipe (7) top with
The junction of support tube (7) upper end includes connecting plate (5) and contiguous block (6), and the lower end of contiguous block (6) is connected with support tube (7),
The upper end of contiguous block (6) is connected with connecting plate (5), and the edge of connecting plate (5) welds with the end of movable supporting pipe (7).
9. electric elevatable table on table according to claim 7, it is characterised in that：The lower end of the out screw rod (9) and internal thread
The junction of stem nut (14) includes nut connecting seat (15), bearing (16) and pressing plate (17)；Described nut connecting seat (15)
Outer wall coordinate with fixation support column (3) inwall in lifting leg, it is interior simultaneously that interior feed screw nut (14) be located at nut connecting seat (15)
Circumferential spacing with nut connecting seat (15), interior feed screw nut (14) is by the fixation of pressing plate (17) and nut connecting seat (15) and axle
To being limited in nut connecting seat (15), pressing plate (17) is located at below out screw rod nut (10)；The lower end of the out screw rod (9) leads to
Bearing (16) is crossed to be rotatably connected in interior feed screw nut (14).
10. electric elevatable table on table according to claim 9, it is characterised in that：The lower end of described out screw rod (9) is provided with
Diameter dimension is less than the linkage section (18) of screw mandrel diameter dimension, the step surface and internal thread of linkage section (18) junction between screw mandrel
Bearing (16) upper surface in stem nut (14) pushes against.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720160611.1U CN206994857U (en) | 2017-02-22 | 2017-02-22 | Electric elevatable table on table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720160611.1U CN206994857U (en) | 2017-02-22 | 2017-02-22 | Electric elevatable table on table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206994857U true CN206994857U (en) | 2018-02-13 |
Family
ID=61427536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720160611.1U Expired - Fee Related CN206994857U (en) | 2017-02-22 | 2017-02-22 | Electric elevatable table on table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206994857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113491397A (en) * | 2021-08-06 | 2021-10-12 | 浙江乐歌智能驱动科技有限公司 | Support column of suspension type commodity shelf |
-
2017
- 2017-02-22 CN CN201720160611.1U patent/CN206994857U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113491397A (en) * | 2021-08-06 | 2021-10-12 | 浙江乐歌智能驱动科技有限公司 | Support column of suspension type commodity shelf |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180213 |