CN101141900A - Adjustable height device for the leg of table - Google Patents
Adjustable height device for the leg of table Download PDFInfo
- Publication number
- CN101141900A CN101141900A CNA2005800491820A CN200580049182A CN101141900A CN 101141900 A CN101141900 A CN 101141900A CN A2005800491820 A CNA2005800491820 A CN A2005800491820A CN 200580049182 A CN200580049182 A CN 200580049182A CN 101141900 A CN101141900 A CN 101141900A
- Authority
- CN
- China
- Prior art keywords
- table leg
- fixture
- height
- fixed
- adjustable 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.)
- Granted
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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
- A47B83/00—Combinations comprising two or more pieces of furniture of different kinds
- A47B83/04—Tables combined with other pieces of furniture
-
- 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
- A47B9/00—Tables with tops of variable height
- A47B9/08—Tables with tops of variable height with clamps acting on vertical rods
Landscapes
- Legs For Furniture In General (AREA)
- Tables And Desks Characterized By Structural Shape (AREA)
Abstract
The present invention provides a table which can control the height of the top surface according to the body shape of the user to increase the convenience of the user. The modified table includes a first table leg which is connected to the table top surface and a second table leg that is used to support the table surface to keep the horizon, and the second table leg is connected with the first table leg and is extensible and shortenable longitudinally. The first table leg or the second table leg is arranged with locking component and the table leg part is locked and unlocked by the control lever. With the structure the modified table can be used for the user with different body shape in family, office or school.
Description
Technical field
The present invention relates to height-adjustable desk, particularly relate in order to adapt to user's the bodily form, no matter desktop bears the height that desktop can be easily regulated in multiple load, and can regulate the desk of the height that is arranged on the pedal on the bearing, so that the user uses the desk that is fit to the own bodily form easily.
Background technology
Modern offices or industrial environment provide the operating point with polytype practical functional furniture components.These functional furniture components comprise working face and the desktop that is used for from the multiple purpose of drafting document and word processing function.Therefore these faces must can support the plurality of devices such as printer and terminal, simultaneously can be easily and useless power vertical adjusting to adapt to multiple-task and different users.The height that offers the pedal of desk supporting also must be able to be regulated to adapt to different users's demand.
In primary school, just, in senior middle school or the university, situation is especially serious.Though even each individual health differs widely each other between the classmate, school still uses the standard desk of the average health of considering most students.Therefore, the desk that the student uses and its bodily form is incompatible is quite inconvenient.
The patent No. of the John J.Rizzi that on March 1st, 1994 announced etc. is 5,289,782 United States Patent (USP), discloses a kind of example of height-adjustable desk, and it is shown in Fig. 5 of the example of the traditional height-adjustable desk of the application's expression.Comprise as desk of the present invention shown in Figure 5, traditional 10: desktop 12; Telescopic table leg 14, it has the first table leg 14a that is connected to desktop 10, and cover is put into the described first table leg 14a so that the second table leg 14b that the described first table leg 14a can rise and descend is described; Balanced controls 16, it comprises the Weight apparatus (not shown), and is provided with and is connected between the described a pair of telescopic table legs; And a pair of bearing 18, it is arranged on the bottom of the second table leg 14b of described table leg 14.
But described desk uses has the tooth bar of comprising, pinion, and the balanced controls of the Weight apparatus of chain etc. are regulated the height of desktop.Therefore, because its complicated structure makes productivity step-down and very difficult large-scale production.In addition, because can not regulate the height of the pedal 19 of desk bearing, use so be not easy to the user of the different bodily forms.
Summary of the invention
Technical problem
Therefore, in order to address the above problem, the purpose of this invention is to provide a kind of height-adjustable desk, described telescopic table leg can be easily pinned and untie in the simple operations of its application in question bar, and the user can regulate height easily according to user's the bodily form like this.
Technical scheme
In order to achieve the above object, the present invention comprises:
Desktop;
Table leg, it has first table leg that is connected to described desktop, with be used to support desktop and make its second smooth table leg, described second table leg is installed into described first table leg or described first table leg and is installed on described second table leg so that shorten in a longitudinal direction and extend, and many fixed bars, it is from one of described first and second table leg ends protrusion and be positioned at other end the inside, one of wherein described first table leg and described second table leg are provided with and the corresponding adjustment hole of fixed groove, and at the outer peripheral face of each fixed bar a plurality of adjusting grooves are set continuously; And
Lock Part, comprise: locking housing, it vertically is provided with installing hole to pass one of described first table leg and described second table leg, in the place of contiguous described installing hole manipulation space is set, and on the dividing plate between described installing hole and the described manipulation space second guide hole is set; Fixture, wherein some part of this fixture is fixed to second guide hole of described locking housing slidably; And Lock Part, it has the control stick in manipulation space two walls that are installed in rotation on described locking housing, in order to promote or to prevent described stationary housing;
If wherein rotate described control stick to regulate the height of desktop with a direction, then described fixture can be moved backward from the fixed groove of described fixed bar, thereby freely change the length of table leg, if and rotate described control stick with another direction, then described fixture is fixed in the fixed groove of described fixed bar not movable, thereby does not change the length of table leg.
Preferably, the guiding protuberance with guide space protrudes to described manipulation space, and the fixture around second guide hole of described like this dividing plate is fixed on guide space slidably.
Preferably, be provided with mounting flange, further travel forward from the guide space of guiding protuberance direction with described installing hole to prevent described fixture at an end of described fixture.
Preferably, end in described fixture is provided with the installation groove, the compression spring of elastic force is provided in the setting of described installation groove, and pressurizing unit being set in the place of contiguous described compression spring, described pressurizing unit is fixed on porch that groove is installed in order to push described compression spring and it is pushed by described control stick.
Preferably, described pressurizing unit comprises: the pressure ram that is fixed on described installation groove; And at the integrally formed stripper plate of an end of described pressure ram.
Preferably, guide installation groove that the axle of described fixture passes described fixture guiding the motion of described fixture, described axle further is arranged between the pressure ram of the described installing hole of described locking housing and described pressurizing unit.
Beneficial effect
As mentioned above, height-adjustable according to the preferred embodiment of the invention desk provides by described control stick and described bar with respect to the rotation of described first table leg or second table leg and the fixture that can move forwards or backwards.Therefore,, then pin and untie the described table leg that shortens and extend with the simple rotation of described control stick if regulate the height of desktop, and then the length of regulating table leg easily easily.
Description of drawings
From below in conjunction with accompanying drawing this being selected the explanation of excellent embodiment, above-mentioned purpose of the present invention and advantage will be apparent.
Fig. 1 is the overall perspective view of height-adjustable desk according to the preferred embodiment of the invention;
Fig. 2 is the table leg of height-adjustable desk among Fig. 1 and the exploded perspective view of Lock Part;
Fig. 3,4 and 5 is the partial cross section views of amplifying, and wherein Fig. 3 represents the lock-out state of first table leg, and Fig. 4 represents the state of untiing of first table leg, and Fig. 5 represents shortening and extending state of described table leg.
Fig. 6,7 and 8 is vertical longitdinal cross-section diagrams of the desk of vertical view 1, and wherein Fig. 6 represents the lock-out state of first table leg, and Fig. 7 represents the state of untiing of first table leg, and Fig. 8 represents shortening and extending state of described table leg.
Fig. 9 is the stereogram of the example of the traditional desk with adjustable height of expression.
The specific embodiment
Followingly height-adjustable desk according to this preferred embodiment is described with reference to accompanying drawing.
Fig. 1 represents whole according to the preferred embodiment of the invention height-adjustable desk.Fig. 2 is the table leg of height-adjustable desk of Fig. 1 and the exploded view of Lock Part.
With reference to Fig. 1, height-adjustable according to the preferred embodiment of the invention desk 100 comprises: desktop 102; Keep desktop 102 levels and can shorten and change with extending the table leg of table leg length; And can shorten and the Lock Part of control table leg length with extending.
Described table leg comprises: first table leg 112 that is connected to desktop 102; Second table leg 114, it is installed to first table leg 112 or described first table leg is mounted thereto so that shorten in a longitudinal direction or elongation, makes it keep level in order to support described desktop; Many fixed bars, it protrudes from the inside that is positioned the other end in the lump of the end of first table leg 112 and second table leg 114, wherein the outer peripheral face at each fixed bar is provided with a plurality of fixed groove 116a continuously, reach one of first table leg 112 and second table leg 114 and be provided with the first guide hole 112a, it correspondingly is positioned in the fixed groove 116a.For more information, Fig. 1 and 2 represents that second table leg 114 is fixed on the structure of first table leg 114.Preferably, first table leg 112 and second table leg 114 have the form of blank pipe, but are not limited to above-mentioned form.Preferably, fixed bar 116 has the form of filled pole, but is not limited to above-mentioned form.Fixed groove 116a preferably forms along the outer peripheral face of fixed bar 116.
The Lock Part 120 of fixture comprises: locking device housing 122, it vertically is provided with installing hole 122a to pass being fixed in the lump of first table leg 112 and second table leg 114, manipulation space is set, wherein open wide, and the second guide hole 124a is set on the dividing plate between installing hole 122a and the manipulation space 122b at least one surface, position of contiguous installing hole 122a; Fixture 126, wherein some parts of fixture 126 are fixed in the second guide hole 124a of locking device housing 122 slidably; And control stick 128, it is installed in rotation on as turning cylinder on two walls of manipulation space 122b of locking device housing 122, is used for advancing or preventing fixture 126.Preferably the internal diameter of installing hole 122a corresponding to or form greater than the external diameter of first table leg 112 or second table leg 114.Preferably locking device housing 122 is fixed to first table leg 112 or second table leg 114 by engaging means such as screw.Preferably the front end with fixture 126 forms streamlined.So that the easier second guide hole 125a that described fixture is fixed to the first guide hole 112a of first table leg 112 and arrives locking device housing 122.
End in fixture 126 is provided with mounting flange 126a, further travels forward with the direction of installing hole 122a from the directed cavity 124c of guiding protuberance 124b to prevent fixture 126.
End in described fixture is provided with installation groove 126b; The compression spring 130 that groove 126b is provided with provides elastic force is being installed; And pressurizing unit 132 being set in the place of contiguous compression spring 130, described pressurizing unit is fixed on the porch that groove 126b is installed and pushed by control stick in order to extruding compression spring 130 and its.Pressurizing unit 132 comprises: be fixed on the pressure ram 132a that installs in the groove 126b; And at the integrally formed stripper plate 132b of the end of pressure ram 132a.On the rear wall of control stick 128, form one or more at least crush lobes 128a.Described crush lobes 128a contacts with the stripper plate 132b of pressurizing unit 132.More information is that the elastic force of described compression spring is designed to bear the load of desktop 102.
In order to pass the installation groove 126b of fixture 126, between the pressure ram 132a of the installing hole 122a of locking device housing 122 and pressurizing unit 132, also can further comprise fixture guide shaft 134, with the process of guiding fixture 126.An axial combination in surface of one end of fixture guide shaft 134 and the control stick 128 of rotation.Because this combination, in that fixedly an end of guide shaft 134 can integrally formed change 134a.Change 134a combines with the axial one of rotating shaft 122c.Because this combination, change 134a preferably forms annular, but described ring is not limited to this shape.
In the inwall of manipulation space 122b, form one or more at least openings and keep protuberance 124a.Opening is kept protuberance 124a makes control stick 128 minimize with the part that manipulation space 122b inwall contacts, thereby strengthens the rotation of control stick 128.
Control height if rotate control stick 128 according to the desktop 102 of desk with adjustable height of the present invention with direction, what then fixture 126 became can move backward from the fixed groove 116a of fixed bar 116, thereby freely change the length of table leg 110, if and with another direction swivel lever 128, then the fixture 126 fixed groove 116a that is fixed to fixed bar 116 moves preventing, thereby the length of table leg is not changed.
3-8 describes the operation of height-adjustable desk mentioned above with reference to the accompanying drawings.
With reference to Fig. 3 and Fig. 6, the fixed bar 116 of second table leg upper end protrudes to top, and some parts of the lower end of second table leg 114 are fixed on the upper end of second table leg 114.Equally, locking device housing 122 is fixed on the outer peripheral face of first table leg 112 and is fixed by the engaging means such as screw.
Especially, control stick 128 is vertically located in the manipulation space 122b of locking device housing 122.At this moment, control stick 128 upper rear end are pushed the stripper plate 132b of described pressurizing unit 132.Then, by extruding compression spring when promoting described pressurizing unit, the pressure ram 132a compression compression spring of pressurizing unit 132.After this, the streamline end of pressurizing unit 132 is fixed and is attached to the fixed groove 116a of fixed bar 116.By said process, fix first table leg 112 and second table leg 114 to prevent motion.
With reference to Fig. 4 and Fig. 7, in order to adjust the height of desktop 102, the operator catches the lower end of control stick 128 to rotate with counterclockwise direction.At this moment, the crush lobes 128a of control stick 128 moves backward from described pressurizing unit.Thereby because the elastic force of compression spring 130, pressurizing unit 132 also moves backward with the direction of crush lobes 128a.At this moment, because the elastic force of compression spring 130 has overcome the load of desktop 102, so it can not descend automatically.
In this case, if the operator raises for the bodily form that adapts to the user or reduces desk, then fixture 126 is separated with the fixed groove 116a of existing fixed bar 116.Fig. 5 and Fig. 8 at length express said process.The desktop 102 if operator firmly raises, then fixture 126 overcomes the elastic force of compression spring 130 and motion backward.Then, break away from fixed groove 116a to be positioned at the outer peripheral face of fixed bar 116.
Thereafter, the operator is elevated to the position of expectation with desktop, and fixture 126 is fixed on the corresponding position of fixed groove 116a like this.Operator grasps control stick 128, and clockwise rotate.Then, the crush lobes 128a of control stick 128 pushes the stripper plate 132b of described pressurizing unit to compress described compression spring.Simultaneously, fixture 126 is fixing to prevent motion by pressurizing unit 132.In this case, even external force is arranged, desktop 102 can not rise or descend yet.In this, fixture 126 can and can not be suspended along fixture guide shaft 132 easy motions that are installed in 122 li of locking device housings.In addition, it is the line contact that the opening of keeping protuberance 124a of inwall that is arranged on the manipulation space 122b of locking device housing 122 makes the contact on two surfaces of control stick 128, rather than the face contact.Therefore, can implement the rotation that strengthens reposefully.
Commercial Application
According to height-adjustable desk of the present invention, if rotate the height of control stick 128 with control desktop 102 with a direction, then fixture 126 becomes and can move backward from the fixed groove 116a of fixed bar 116, therefore freely change the length of table leg 110, if and rotate control stick 128 with another direction, then fixture 126 is fixed in the fixed groove 116a of fixed bar 116 to prevent motion, therefore the length of table leg is not changed.
Although the present invention represents with this preferred embodiment and illustrate, the those skilled in the art is appreciated that in not deviating from the present invention such as spirit and scope that claim limited can make multiple change and modification.
Claims (8)
1. height-adjustable desk comprises:
Desktop;
Table leg, it has first table leg that is connected to described desktop, be used to support second table leg that described desktop makes its level, described second table leg is installed into described first table leg or described first table leg and is installed on described second table leg so that shorten in a longitudinal direction and extend, and many fixed bars, it is from one of described first table leg and second table leg end protrusion and be positioned at other end the inside, one of wherein described first table leg and described second table leg are provided with and the corresponding adjustment hole of fixed groove, and at the outer peripheral face of each fixed bar a plurality of adjusting grooves are set continuously; And
Lock Part, comprise: locking housing, it vertically is provided with installing hole to pass one of described first table leg and described second table leg, in the place of contiguous described installing hole manipulation space is set, and on the dividing plate between described installing hole and the described manipulation space second guide hole is set; Fixture, wherein some part of this fixture is fixed to second guide hole of described locking housing slidably; And Lock Part, it has the action bars in manipulation space two walls that are installed in rotation on described locking housing, in order to promote or to prevent described stationary housing;
If wherein rotate the height that described control stick is regulated desktop with a direction, then described fixture can be moved forwards, backwards from the fixed groove of described fixed bar, thereby the length of change table leg, if rotate described control stick with another direction, then described fixture is fixed in the fixed groove of described fixed bar not movable, thereby does not change the length of table leg.
2. height-adjustable desk according to claim 1 is characterized in that, keeps protuberance at the one or more at least openings of inwall formation of described manipulation space.
3. height-adjustable desk according to claim 1 is characterized in that, forms one or more at least crush lobes (128a) on a surface of described control stick.
4. height-adjustable desk according to claim 1 is characterized in that, the manipulation space of guiding protuberance in the circumferential part of second guide hole of described dividing plate protrudes, and described guiding protuberance has directed cavity so that fixture is fixing slidably.
5. height-adjustable desk according to claim 4, it is characterized in that, end in described fixture is provided with mounting flange, further travels forward from the guide space of the described guiding protuberance direction with described installing hole to prevent described fixture.
6. height-adjustable desk according to claim 4, it is characterized in that, end in described fixture is provided with the installation groove, the compression spring that elastic force is provided is set in described installation groove, and pressurizing unit being set in the place of contiguous described compression spring, described pressurizing unit is fixed on porch that groove is installed in order to push described compression spring and it is pushed by described control stick.
7. height-adjustable desk according to claim 6, described pressurizing unit comprises: be fixed on the pressure ram in the described installation groove; And at the integrally formed stripper plate of an end of described pressure ram.
8. height-adjustable desk according to claim 6, it is characterized in that, guide installation groove that the axle of described fixture passes described fixture guiding the motion of described fixture, described axle further is arranged between the described pressure ram of the described installing hole of described locking housing and described pressurizing unit.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/KR2005/000807 WO2006101279A1 (en) | 2005-03-19 | 2005-03-19 | Adjustable height device for the leg of a table |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101141900A true CN101141900A (en) | 2008-03-12 |
| CN100566630C CN100566630C (en) | 2009-12-09 |
Family
ID=37023915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005800491820A Expired - Fee Related CN100566630C (en) | 2005-03-19 | 2005-03-19 | The height-adjustable device that is used for table leg |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4335284B2 (en) |
| CN (1) | CN100566630C (en) |
| WO (1) | WO2006101279A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009922A (en) * | 2010-06-04 | 2011-04-13 | 哈尔滨工程大学 | Multi-section spiral lifting mechanism |
| CN109596292A (en) * | 2018-11-23 | 2019-04-09 | 大同新成新材料股份有限公司 | A kind of graphite-seal ring elasticity measuring device |
| CN110074546A (en) * | 2018-01-25 | 2019-08-02 | 瓦里戴斯科有限责任公司 | Table leg latch for a table and table incorporating a table leg latch |
| US11138957B2 (en) | 2018-10-23 | 2021-10-05 | Yoshitomo Arai | Endpin main body fixing member and fixing tool, and musical instrument equipped with fixing tool |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0900040D0 (en) | 2009-01-03 | 2009-02-11 | Berthiaume Gilles | Heigth adjustable school desk and method for storing same |
| DE102018203414B3 (en) * | 2018-03-07 | 2019-07-11 | Tobias Benkert | Adjustable table |
| DE102021203311A1 (en) * | 2021-03-31 | 2022-10-06 | Veyhl Gmbh | Fitting for a height-adjustable table and height-adjustable table |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL1006222C2 (en) * | 1997-06-04 | 1998-12-07 | Koninkl Ahrend N V | Height-adjustable legs serve to support a table, desk or worktop. |
| KR200255714Y1 (en) * | 2001-09-06 | 2001-12-13 | 대림산업 주식회사 | Table Whose Height Can Be Adjusted |
| KR200342094Y1 (en) * | 2003-11-26 | 2004-02-14 | 송철주 | Height adjustment device of desk and chair for student |
| KR20040004345A (en) * | 2003-12-23 | 2004-01-13 | (주)영일교구 | The high and low regulating equipment of desks and chairs |
-
2005
- 2005-03-19 JP JP2007557924A patent/JP4335284B2/en not_active Expired - Fee Related
- 2005-03-19 CN CNB2005800491820A patent/CN100566630C/en not_active Expired - Fee Related
- 2005-03-19 WO PCT/KR2005/000807 patent/WO2006101279A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009922A (en) * | 2010-06-04 | 2011-04-13 | 哈尔滨工程大学 | Multi-section spiral lifting mechanism |
| CN110074546A (en) * | 2018-01-25 | 2019-08-02 | 瓦里戴斯科有限责任公司 | Table leg latch for a table and table incorporating a table leg latch |
| CN110074546B (en) * | 2018-01-25 | 2022-06-14 | 瓦里戴斯科有限责任公司 | Table leg latch for a table and table incorporating a table leg latch |
| US11138957B2 (en) | 2018-10-23 | 2021-10-05 | Yoshitomo Arai | Endpin main body fixing member and fixing tool, and musical instrument equipped with fixing tool |
| CN109596292A (en) * | 2018-11-23 | 2019-04-09 | 大同新成新材料股份有限公司 | A kind of graphite-seal ring elasticity measuring device |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4335284B2 (en) | 2009-09-30 |
| WO2006101279A1 (en) | 2006-09-28 |
| CN100566630C (en) | 2009-12-09 |
| JP2008531176A (en) | 2008-08-14 |
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