CN108720273A - Desk - Google Patents
Desk Download PDFInfo
- Publication number
- CN108720273A CN108720273A CN201710266245.2A CN201710266245A CN108720273A CN 108720273 A CN108720273 A CN 108720273A CN 201710266245 A CN201710266245 A CN 201710266245A CN 108720273 A CN108720273 A CN 108720273A
- Authority
- CN
- China
- Prior art keywords
- coupling
- thread segment
- fanning strip
- gear
- desk
- 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.)
- Pending
Links
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B1/00—Extensible tables
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
- A47B13/081—Movable, extending, sliding table tops
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
- A47B13/088—Sectional table tops
Landscapes
- Percussion Or Vibration Massage (AREA)
Abstract
The invention discloses a kind of desks,Only need a motor that automatic variation size can be realized,It includes mainly pedestal,Accommodating disc,Transmission mechanism and desktop,Desktop includes several fanning strips,Several spacing boards and one piece of central plate,Fanning strip,Spacing board is arranged around central plate,Fanning strip,Spacing board is spaced apart,Radius of circle corresponding to fanning strip is identical,The sum of central angle corresponding to fanning strip is 360 °,Transmission mechanism includes motor,First Coupling,Second Coupling,Third Coupling and screw rod,Central plate is installed on the first Coupling,Second Coupling is connected with the fanning strip mobile mechanism for making fanning strip gather or scatter along the radial direction of desk,Second Coupling is the power end of fanning strip mobile mechanism,Third Coupling is connected with the spacing board mobile mechanism for making spacing board gather or scatter along the radial direction of desk,Third Coupling is the power end of spacing board mobile mechanism.
Description
Technical field
The present invention relates to a kind of desks.
Background technology
Existing desk can not generally change size, thus general family or restaurant must all be equipped with it is multiple sizes of
Desk, this results in occupied space and causes to waste.
In addition, have it is a kind of can install several fan-shaped desktops additional in desk periphery and achieve the purpose that desk is made to increase, but it is necessary
Manual operation, it is comparatively laborious.
Invention content
Technical problem to be solved by the present invention lies in provide a kind of desk that size is variable, it is only necessary to which a motor can be real
Now change size automatically.
To solve above-mentioned existing technical problem, the present invention uses following scheme：
A kind of desk, including pedestal, accommodating disc, transmission mechanism and desktop, the desktop includes several fanning strips, several
Spacing board and one piece of central plate, the fanning strip, spacing board are arranged around central plate, the fanning strip, spacing board interval
It is distributed, the radius of circle corresponding to the fanning strip is identical, and the sum of central angle corresponding to the fanning strip is 360 °, the transmission
Mechanism includes motor, the first Coupling, the second Coupling, third Coupling and screw rod, and the motor is connect with screw drive,
The screw rod includes the first thread segment, the second thread segment and third thread segment, first Coupling and the first thread segment spiral shell
Line cooperation, second Coupling and the second thread segment screw-thread fit, the third Coupling and third thread segment screw-thread fit,
First Coupling is slided with third Coupling on the axial direction of screw rod with the second Coupling, second Coupling matches
It closes, the central plate is installed on the first Coupling, and second Coupling is connected with for making the fanning strip along the desk
The radial direction fanning strip mobile mechanism that gathers or scatter, second Coupling is the power end of the fanning strip mobile mechanism,
The third Coupling is connected with the spacing board moving machine for making the spacing board gather or scatter along the radial direction of the desk
Structure, the third Coupling are the power end of the spacing board mobile mechanism.
Preferably, the fanning strip mobile mechanism includes several first slide bars being set on the second Coupling, described the
One slide bar is radially extended along the desk, and first sliding bar is combined with first and slides part, and the fanning strip is set to institute
It states first and slides part.
Preferably, described first slides part as long tooth strip structure, the fanning strip mobile mechanism further includes the first tooth
Wheel and first connecting rod, the first gear be set to first slide bar or second Coupling, the first gear with it is described
First slides part engagement, and described first connecting rod one end is connected on the eccentric shaft of first gear, the other end connects with the accommodating disc
It connects.
Preferably, the spacing board mobile mechanism includes several second slide bars being set on third Coupling, described the
Two slide bars are radially extended along the desk, and second sliding bar is combined with second and slides part, and the spacing board is set to institute
It states second and slides part.
Preferably, described second slides part as long tooth strip structure, the spacing board mobile mechanism further includes the second tooth
Wheel and second connecting rod, the second gear be set to second slide bar or the third Coupling, the second gear with it is described
Second slides part engagement, and described second connecting rod one end is connected on the eccentric shaft of second gear, the other end connects with the accommodating disc
It connects.
Preferably, the motor is sequentially connected with screw rod by retarder.
Preferably, first thread segment, the second thread segment, the hand of spiral of third thread segment are identical, described first
The screw pitch of thread segment is less than the screw pitch of third thread segment, and the screw pitch of the third thread segment is less than the screw pitch of the second thread segment.
Preferably, the hand of spiral phase of the hand of spiral of first thread segment, third thread segment and the second thread segment
Instead, the screw pitch of first thread segment is less than the screw pitch of third thread segment.
Preferably, the hand of spiral phase of the hand of spiral of first thread segment and the second thread segment, third thread segment
Instead, the screw pitch of the third thread segment is less than the screw pitch of the second thread segment.
Preferably, the first gear is sector gear, the first gear is equipped with first anodontia section or the first indent
Section.
Preferably, the second gear is sector gear, the second gear is equipped with second anodontia section or the second indent
Section.
Preferably, first slide bar is equipped with control piece, the control piece is electrically connected with the motor.
Preferably, the control piece is travel switch or varistor.
Preferably, first Coupling or the second Coupling or third Coupling are equipped with control piece, the control piece
It is electrically connected with the motor.
Preferably, between first Coupling and the second Coupling or between the second Coupling and third Coupling
Or bolster is equipped between third Coupling and pedestal or accommodating disc.
Preferably, the periphery of the pedestal, accommodating disc is equipped with quieter material layer.
Preferably, the motor periphery is equipped with cushioning material.
Preferably, the motor periphery is equipped with heat radiation material layer.
Preferably, the quantity of the fanning strip is 5.
Preferably, the radius of circle corresponding to the fanning strip is 0.5-2m.
Preferably, the radius of circle corresponding to the fanning strip is 1m.
Preferably, the thickness of the desktop is 1.5-3cm.
Preferably, the thickness of the desktop is 2cm.
Advantageous effect：
After the present invention uses above-mentioned technical proposal, motor is provided and drives screw rod to rotate and then drives the first Coupling, the
Two Couplings, third Coupling are moved with friction speed or direction and then fanning strip, spacing board, central plate are made to misplace up and down,
Fanning strip mobile mechanism, spacing board mobile mechanism link therewith during this, drive fanning strip, spacing board along the desk respectively
Radial direction gather or scatter and then achieve the purpose that desk is made to become larger or become smaller, entire mechanism only needs a motor can be realized.
Description of the drawings
Fig. 1 is the structural schematic diagram before desktop of the present invention variation.
Fig. 2 is the structural schematic diagram after desktop of the present invention variation.
Fig. 3 is the schematic diagram of desk of the present invention.
Fig. 4 is the internal structure schematic diagram of the present invention (desktop is not shown in figure).
Fig. 5 is the enlarged drawing at A in Fig. 4.
Fig. 6 is the structural schematic diagram of first gear.
Specific implementation mode
As shown in Figures 1 to 6, a kind of desk of the present invention includes mainly pedestal 1, accommodating disc 2, transmission mechanism and desktop
3, desktop 3 includes several fanning strips 31, several spacing boards 32 and one piece of central plate 33, fanning strip 31, spacing board 32, central plate
33 thickness is 2cm, fanning strip, spacing board 32 quantity be 5, the radius of circle corresponding to fanning strip is 1m, fanning strip
31, spacing board 32 is arranged around central plate 33, and fanning strip 31, spacing board 32 are spaced apart, the circle corresponding to 5 fanning strips 31
Radius, central angle all same, the sum of central angle corresponding to 5 fanning strips 31 are 360 °.
In the present embodiment, transmission mechanism include motor 4, the first Coupling 5, the second Coupling 6, third Coupling 7 and
Screw rod 8, motor 4 are sequentially connected with screw rod 8 by retarder 10, screw rod 8 include the first thread segment 81, the second thread segment 82 and
Third thread segment 83,81 screw-thread fit of the first Coupling 5 and the first thread segment, 82 screw thread of the second Coupling 6 and the second thread segment
Cooperation, third Coupling 7 and 83 screw-thread fit of third thread segment, the first Coupling 5 and the second Coupling 6, the second Coupling 6 and
Third Coupling 7 is slidably matched on the axial direction of screw rod 8, and central plate 33 is installed on the first Coupling 5, the second Coupling 6
It is connected with the fanning strip mobile mechanism for making fanning strip 31 gather or scatter along the radial direction of desk, the second Coupling 6 is sector
The power end of plate mobile mechanism, third Coupling 7 are connected with for making spacing board 32 between the radial direction of desk is gathered or scatters
Partition board mobile mechanism, third Coupling 7 are the power end of spacing board mobile mechanism.
In the present embodiment, fanning strip mobile mechanism includes several first slide bars 61 being set on the second Coupling 6, and first slides
Bar 61 is radially extended along desk, and the first slide bar 61 is sliding combined with first and slides part 62, and fanning strip 31 slides part set on first
62。
Wherein, first part 62 is slided as long tooth strip structure, fanning strip mobile mechanism further includes first gear 63 and first
Connecting rod 64, first gear 63 are set to the first slide bar 61 or the second Coupling 6, and first gear 63 slides part 62 with first and engages, the
One connecting rod, 64 one end is connected on the eccentric shaft of first gear 63, the other end and accommodating disc 2 connect.
In the present embodiment, spacing board mobile mechanism includes several second slide bars 71 being set on third Coupling 7, and second slides
Bar 71 is radially extended along desk, and the second slide bar 71 is sliding combined with second and slides part 72, and spacing board 32 slides part set on second
72。
Wherein, second part 72 is slided as long tooth strip structure, spacing board mobile mechanism further includes second gear 73 and second
Connecting rod 74, second gear 73 are set to the second slide bar 71 or third Coupling 7, and second gear 73 slides part 72 with second and engages, the
Two connecting rods, 74 one end is connected on the eccentric shaft of second gear 73, the other end and accommodating disc 2 connect.
Following scheme may be used in structure design about the first thread segment 81, the second thread segment 82, third thread segment 83：
First thread segment 81, the second thread segment 82, the hand of spiral of third thread segment 83 are identical, and the screw pitch of the first thread segment 81 is less than the
The screw pitch of three thread segments 83, the screw pitch of third thread segment 83 are less than the screw pitch of the second thread segment 82；Alternatively, the first thread segment 81,
The hand of spiral of the hand of spiral of third thread segment 83 and the second thread segment 82 is on the contrary, the screw pitch of the first thread segment 81 is less than third
The screw pitch of thread segment 83；Alternatively, the screw thread side of the hand of spiral of the first thread segment 81 and the second thread segment 82, third thread segment 83
To on the contrary, the screw pitch of third thread segment 83 is less than the screw pitch of the second thread segment 82.
It is rotation connection between first connecting rod 64 and accommodating disc 2 in the present embodiment, first connecting rod 64 and first gear 63
Eccentric shaft turns connect.To be fixedly connected or being rotatablely connected between second connecting rod 74 and accommodating disc 2, second connecting rod 74 and the second tooth
It is relatively turnable sliding connection structure between the eccentric shaft of wheel 73.The type of attachment of certain first connecting rod 64 and accommodating disc 2,
It can also be used such as the identical structure of second connecting rod 74 with the type of attachment of the eccentric shaft of first gear 63；Second connecting rod 74 can also be adopted
With structure identical with first connecting rod 64.
In the present invention, to save material and space, first gear 63 is sector gear；Indent is equipped in first gear 63
First anodontia section 631.
Second gear 73 uses same design with first gear 63, is also sector gear, is also set in second gear 73
There is second anodontia section, effect is 631 identical as first anodontia section.
In the present embodiment, the first slide bar 61 is equipped with control piece, and control piece is electrically connected with motor 4.It is preferred that control piece is stroke
Switch or varistor.4 power on/off of motor is controlled by travel switch or varistor, and then controls motor 4 and works.Certainly,
Also it can be equipped with control piece in the first Coupling 5 or the second Coupling 6 or third Coupling 7, control piece is electrically connected with motor 4.
In the present embodiment, for into row buffering, between the first Coupling 5 and the second Coupling 6, the second Coupling 6 with
Between third Coupling 7, such as cushion pad bolster 9 is equipped between third Coupling 7 and pedestal 1 or accommodating disc 2.To reduce
Noise is equipped with quieter material layer in the periphery of pedestal, accommodating disc.It is vibrated to reduce, cushioning material is equipped in motor periphery.For
Ensure heat dissipation, heat radiation material layer is equipped in motor periphery.
In the present invention, consider to be beautiful, a little occlusion parts can be set to avoid accommodating disc at the edge of fanning strip, spacing board
Interior a mechanical part exposes.
The present invention the course of work be：Under normal condition, as shown in Figure 1, desk is in major diameter state, at this point, the first nothing
Tooth section 631 is in slides the corresponding position of part 62 with first, and first gear 63 slides between part 62 with first without engaging, and second
Anodontia section in sliding the corresponding position of part with second, second gear slides between part with second without engaging.When needing to change
To Fig. 2 path state when, start motor, motor drive screw rod 8 rotate, screw rod 8 so drive 5, second sets of the first Coupling
Fitting 6, third Coupling 7 are opposite to be slided, and at the same time, the second Coupling 6 drives fanning strip mobile mechanism dynamic as power end
Make, third Coupling 7 drives the action of spacing board mobile mechanism, first gear 63, second gear 73 to rotate as power end, rotation
To sliding part 62 with first respectively, second sliding part 72 and engage after certain angle, first is driven to slide part 62, second slide part 72
Radial contraction, and then drive fanning strip 31, spacing board 32 are radial to gather, in place after, control piece controls motor power-off, and motor is automatic
It is stopped.
Claims (10)
1. desk, including pedestal (1), accommodating disc (2), transmission mechanism and desktop (3), it is characterised in that：Desktop (3) packet
Several fanning strips (31), several spacing boards (32) and one piece of central plate (33) are included, the fanning strip (31), spacing board (32) are equal
It is arranged around central plate (33), the fanning strip (31), spacing board (32) are spaced apart, the circle corresponding to the fanning strip (31)
Radius is identical, and the sum of central angle corresponding to the fanning strip (31) is 360 °, and the transmission mechanism includes motor (4), first
Coupling (5), the second Coupling (6), third Coupling (7) and screw rod (8), the motor (4) connect with screw rod (8) transmission
It connects, the screw rod (8) includes the first thread segment (81), the second thread segment (82) and third thread segment (83), the first set
Fitting (5) and the first thread segment (81) screw-thread fit, second Coupling (6) and the second thread segment (82) screw-thread fit, institute
State third Coupling (7) and third thread segment (83) screw-thread fit, it is first Coupling (5) and the second Coupling (6), described
Second Coupling (6) is slidably matched with third Coupling (7) on the axial direction of screw rod (8), first Coupling (5) with
Between second Coupling (6) either between the second Coupling (6) and third Coupling (7) or third Coupling (7) and pedestal
(1) it is equipped with bolster (9) or between accommodating disc (2), the central plate (33) is installed on the first Coupling (5), described second set
Fitting (6) is connected with the fanning strip mobile mechanism for making the fanning strip (31) gather or scatter along the radial direction of the desk,
Second Coupling (6) is the power end of the fanning strip mobile mechanism, and the third Coupling (7) is connected with for making
The spacing board mobile mechanism that spacing board (32) is gathered or scatters along the radial direction of the desk is stated, the third Coupling (7) is institute
State the power end of spacing board mobile mechanism.
2. desk according to claim 1, it is characterised in that：The fanning strip mobile mechanism includes being set to the second Coupling
(6) several first slide bars (61) on, the first slide bar (61) radially extending along the desk, first slide bar (61)
It is sliding combined with first and slides part (62), the fanning strip (31) slides part (62) set on described first.
3. desk according to claim 2, it is characterised in that：Described first slide part (62) be long tooth strip structure, institute
It further includes first gear (63) and first connecting rod (64) to state fanning strip mobile mechanism, and the first gear (63) is set to described first
Slide bar (61) or second Coupling (6), the first gear (63) are slided part (62) with described first and are engaged, and described first
Connecting rod (64) one end is connected on the eccentric shaft of first gear (63), the other end is connect with the accommodating disc (2).
4. desk according to claim 1, it is characterised in that：The spacing board mobile mechanism includes being set to third Coupling
(7) several second slide bars (71) on, the second slide bar (71) radially extending along the desk, second slide bar (71)
It is sliding combined with second and slides part (72), the spacing board (32) slides part (72) set on described second.
5. desk according to claim 4, it is characterised in that：Described second slide part (72) be long tooth strip structure, institute
It further includes second gear (73) and second connecting rod (74) to state spacing board mobile mechanism, and the second gear (73) is set to described second
Slide bar (71) or the third Coupling (7), the second gear (73) are slided part (72) with described second and are engaged, and described second
Connecting rod (74) one end is connected on the eccentric shaft of second gear (73), the other end is connect with the accommodating disc (2).
6. desk according to claim 1, it is characterised in that：The motor (4) is passed with screw rod (8) by retarder (10)
Dynamic connection.
7. desk according to claim 1, it is characterised in that：First thread segment (81), the second thread segment (82),
The hand of spiral of three thread segments (83) is identical, and the screw pitch of first thread segment (81) is less than the screw pitch of third thread segment (83),
The screw pitch of the third thread segment (83) is less than the screw pitch of the second thread segment (82).
8. desk according to claim 1, it is characterised in that：First thread segment (81), third thread segment (83)
The hand of spiral of hand of spiral and the second thread segment (82) is on the contrary, the screw pitch of first thread segment (81) is less than third thread segment
(83) screw pitch.
9. desk according to claim 1, it is characterised in that：The hand of spiral and the second spiral shell of first thread segment (81)
Line section (82), third thread segment (83) hand of spiral on the contrary, the third thread segment (83) screw pitch be less than the second thread segment
(82) screw pitch.
10. desk according to claim 3, it is characterised in that：The first gear (63) be sector gear, described first
Gear (63) is equipped with first anodontia section (631) or the first concave section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710266245.2A CN108720273A (en) | 2017-04-21 | 2017-04-21 | Desk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710266245.2A CN108720273A (en) | 2017-04-21 | 2017-04-21 | Desk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108720273A true CN108720273A (en) | 2018-11-02 |
Family
ID=63933456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710266245.2A Pending CN108720273A (en) | 2017-04-21 | 2017-04-21 | Desk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108720273A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115026776A (en) * | 2022-08-11 | 2022-09-09 | 苏州弘皓光电科技有限公司 | Foldable detection platform for intelligent chip surface inspection |
-
2017
- 2017-04-21 CN CN201710266245.2A patent/CN108720273A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115026776A (en) * | 2022-08-11 | 2022-09-09 | 苏州弘皓光电科技有限公司 | Foldable detection platform for intelligent chip surface inspection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181102 |
|
| WD01 | Invention patent application deemed withdrawn after publication |