CN2843201Y - Interexchange device for desk and chair - Google Patents
Interexchange device for desk and chair Download PDFInfo
- Publication number
- CN2843201Y CN2843201Y CNU2005201295035U CN200520129503U CN2843201Y CN 2843201 Y CN2843201 Y CN 2843201Y CN U2005201295035 U CNU2005201295035 U CN U2005201295035U CN 200520129503 U CN200520129503 U CN 200520129503U CN 2843201 Y CN2843201 Y CN 2843201Y
- Authority
- CN
- China
- Prior art keywords
- plate body
- aforementioned
- tables
- interchanging
- connecting rod
- 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.)
- Expired - Fee Related
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47C—CHAIRS; SOFAS; BEDS
- A47C13/00—Convertible chairs, stools or benches
Abstract
The utility model includes a first plate, a second plate, a pivoting mechanism that is used for pivoting and locating the first plate, a supporting mechanism that is used for supporting the first plate and the second plate, and an adjusting mechanism that is equipped on the first plate. The adjusting mechanism includes a case that is equipped with a slide way, a base, an adjusting handle, a torsion spring and a braking device that are equipped between the case and the base, and a sliding component that is equipped with a blocking key and can slide in the slide way. The sliding component is equipped with a control wheel, which makes the first plate that is equipped with the adjusting mechanism installed on the supporting mechanism. The relative position of the blocking key of the sliding component on the braking device can be adjusted through the adjusting handle, thus adjusting the relative position of the first plate. By this way, the first plate can be used as a back part of a chair structure and can also be changed into a desk top of a desk structure; besides, the second plate is immobilized on the supporting mechanism without changes to support objects.
Description
Technical field
The relevant a kind of tables and chairs device for interchanging of the utility model is meant a kind ofly have guiding mechanism Chair structure is converted to table structure to adapt to the tables and chairs device for interchanging of different demands especially.
Background technology
Along with the progress and the people of epoch and science and technology increase day by day to the requirement of quality of the life, furniture is except requirement aesthetic in appearance, and the feasibility that its function diversity, function expand or simplification of feature operation or the like are being people institute pay attention to day by day.
Known tables and chairs, it can only have the function of desk or chair respectively separately usually, but under space or the restricted situation of funds, if having only chair, when using the demand of desk, then needs in addition row to acquire again, and uses the inconvenience of going up (as real-time) and cause.
For improving the disappearance of a known tables and chairs tool special purpose, also have on the market at present on the armrest of chair in addition device/in keep a plate body, when need use desktop, be about to this plate body and carry out to serve as desktop from armrest place level and use.But, this aforementioned can be with the chair of tables and chairs functional unification, because aforementioned plate body is outwards or forwards to carry out when carrying out, not only easily cause the whole center of gravity may be unstable and the chair center of gravity is turned forward, or the disappearance that leans forward for fear of aforementioned chair center of gravity and make the less use that causes inconvenient demander of area design of plate body.If this chair does not have armrest, then do not have the appropriate location and can install this plate body again.
In the external patent documentation, for example the U.S. the 1st, 513, and No. 651 patents and PCT disclose the WO2004/019730A1 patent, all discloses a kind of device that chair and desk can be exchanged.Can find that from the description of these two patents it all is to articulate in the mode in for example joint being the chair back portion of chair and chair portion originally, this chair back portion and chair portion can be rotated to till chair back portion presents level and use as the desktop of desk together.Though these two patents can reach the purpose that tables and chairs exchange really, but when chair converts the desk use to, this desk only keeps a desktop and less than material-putting spaces such as for example drawers, general user (particularly student) is then seemed very inconvenient.
Summary of the invention
The purpose of this utility model is to provide a kind of tables and chairs device for interchanging, and it can be by the setting of guiding mechanism, and when desire was used table structure, the user can be about to former Chair structure conversion table structure certainly to use, not only seldom take up space, and easy and simple to handle.
The purpose of this utility model is achieved in that a kind of tables and chairs device for interchanging, comprising:
First plate body;
Second plate body;
One supporting device includes one first support body and one second support body, in order to carry aforementioned first and second plate body;
One pin-joint mechanism, in order to articulate and to locate aforementioned first plate body, comprise first pin joint seat, second pin joint seat and connecting rod, wherein first pin joint seat is in order to articulate an end and first plate body of connecting rod, second pin joint seat then in order to articulate the other end and the aforementioned supporting device of connecting rod, makes first plate body can carry out pivotal action;
One guiding mechanism installs on aforementioned first plate body, and in order to first plate body is linked on first support body;
Can adjust the height of first plate body by guiding mechanism, cooperate pin-joint mechanism to make first plate body be switched to horizontal level and located as table and by guiding mechanism, second plate body then is fixed on the motionless glove of doing of supporting device and uses.
First pin joint seat comprises first block set, be connected in the sleeve of first block set and be socketed on second block set of connecting rod first end; First block set is socketed on the corner that first plate body approaches second plate body, and locked with set screw, the surface of sleeve is provided with a pivot hole, this pivot hole is towards the shaft of connecting rod, second block set then is being convexly equipped with a pivot towards place, this pivot hole, and this pivot penetrates the pivot hole and is connected with pivot between the connecting rod to constitute this first plate body.
Second pin joint seat is in order to articulate aforementioned connecting rod and supporting device, comprise that one is socketed in first joint chair of supporting device, and an end is connected in the first joint chair surface, the other end in order to overlap second joint chair of connective pole the second end, when connecting rod was driven by first plate body, this first joint chair can provide the demand of pivot.
Guiding mechanism includes the sliding part that a shell, a base and group are located at adjustment handle, torsion spring, the brake between aforementioned shell and base and are provided with the blocking key; Wherein, offer chute on this shell, aforementioned sliding part can slide in chute, and aforementioned sliding part be provided with hold wheel with first Plate assembling that will be equiped with guiding mechanism on supporting device.
Required extending space when the utility model is adjusted sliding part by the effect of adjusting handle the relative position of blocking key on brake adjusted the position so that first plate body to be provided, and can adjust the relative position of first plate body, the chair back portion that makes first plate body can be Chair structure also is convertible into the desktop into table structure, and second plate body then can be used as for example usefulness of glove such as drawer.
Description of drawings
Fig. 1: the three-dimensional exploded view of the utility model tables and chairs device for interchanging first embodiment.
Fig. 2: the three-dimensional combination figure of the utility model tables and chairs device for interchanging first embodiment, it shows the outward appearance when the utility model is a Chair structure.
Fig. 3: the side view of tables and chairs device for interchanging as shown in Figure 2.
Fig. 4: embodiment as shown in Figure 2, the side view when it converts table structure to by Chair structure.
Fig. 5: the three-dimensional exploded view of the guiding mechanism of the utility model tables and chairs device for interchanging.
Fig. 6: the three-dimensional combination figure of the guiding mechanism of the utility model tables and chairs device for interchanging.
Fig. 7 to Fig. 9: the action schematic diagram of the guiding mechanism when the utility model tables and chairs device for interchanging converts table structure to by Chair structure.
Drawing reference numeral:
First plate body, 1 second plate body 2
Supporting device 3 first support bodys 31
Crossbeam 311 legs 312
Second support body, 32 crossbeams 321
Leg 322
Screw 413 chutes 414
The second post hole, 433 torsion springs 44
Brake 45 first card keys 451
The second card key, 452 fastening parts 453
Perforate 454 screws 455
Screw 456 blocks 46
First cylinder, 461 second cylinders 462
Hold wheel 471 blocking keys 472
Pin-joint mechanism 5 first pin joint seats 51
First block set, 510 sleeves 511
Second block set, 512 set screws 513
Pivot hole 514 pivots 515
Second pin joint seat, 52 first joint chairs 521
Second joint chair, 522 connecting rods 53
Connecting rod first end 531 connecting rod the second ends 532
Handrail 6
The specific embodiment
See also Fig. 1 to shown in Figure 4, the utility model tables and chairs device for interchanging comprises: first plate body 1, second plate body 2, one supporting device 3 and device the guiding mechanism 4 on aforementioned first plate body 1 of pin-joint mechanism 5, in order to carry aforementioned first and second plate body 1,2 in order to articulate and to locate aforementioned first plate body 1.
Supporting device 3 includes one first support body 31, one second support body 32 and in order to connect the carrier 33 of first and second support body 31,32, and wherein first support body 31 is made up of two legs 312 and the crossbeam 311 that is positioned at 312 of two legs.Second support body 32 then is made up of two legs 322 and the crossbeam 321 that is positioned at 322 of two legs.Wherein the level height of crossbeam 311 positions of first support body 31 is higher than crossbeam 321 level heights of second support body 32.
Pin-joint mechanism 5, assemble by first pin joint seat 51, second pin joint seat 52 and connecting rod 53, wherein first pin joint seat 51 is in order to articulate an end and first plate body 1 of connecting rod 53, second pin joint seat 52 the other end and aforementioned supporting devices 3 in order to pivot joint connecting rod 53 make first plate body 1 can carry out pivotal action;
Above-mentioned first pin joint seat 51 comprises first block set 510, be connected in the sleeve 511 of first block set 510 and be socketed on second block set 512 of connecting rod 53 first ends 531, wherein first block set 510 is socketed on the corner 11 that first plate body 1 approaches second plate body 2, and locked with set screw 513, the surface of sleeve 511 is provided with a pivot hole 514, this pivot hole 514 is towards the shaft of connecting rod 53,512 of second block sets are being convexly equipped with a pivot 515 towards these 514 places, pivot hole, penetrate pivot hole 514 to constitute the state that can pivot between this first plate body 1 and the connecting rod 53 by this pivot 515;
Second pin joint seat 52 is in order to articulate aforementioned connecting rod 53 and supporting device 3, comprise that one is socketed in first joint chair 521 of supporting device 3, and an end is connected in first joint chair, 521 surfaces, the other end in order to overlap second joint chair 522 of connective pole 53 the second ends 532, when connecting rod 53 was driven by first plate body 1, this first joint chair 521 can provide the demand of pivot; Wherein, disclosed second pin joint seat 52 of Fig. 1 is socketed on the crossbeam 321 of supporting device 3 second support bodys 32, but this only is a preferred embodiment, and this second pin joint seat also can be nested with on the handrail 6 of for example second plate body 2 or chair certainly.
When the utility model was Chair structure, first plate body 1 was to be located on the crossbeam 311 of first support body 31 by 4 groups of guiding mechanisms, and it is motionless that second plate body 2 then is retained on supporting device 3; Wherein, first plate body 1 is the chair back portion of chair, and second plate body 2 then is the chair portion of chair.
Figure 4 shows that the side schematic view when converting the utility model to table structure, wherein first plate body 1 converts desktop to by the pivot of the effect of guiding mechanism 4 and pin-joint mechanism 5, can be used as glove or drawer uses and second plate body is motionless.
See also Fig. 5 to Fig. 6, the guiding mechanism 4 of the utility model tables and chairs device for interchanging comprises: have a shell 41, a base 42 and group be located at aforementioned shell 41 and 42 of bases adjustment handle 43, two torsion springs 44, two brakes 45, to be assembled in base 42 interior and leave block 46 and two sliding parts 47 of space 463 for activity.
Inboard, aforementioned shell 41 top is provided with a depressed part 411, offers a fluting 412 at depressed part 411 places, and 412 down either side of slotting then offer a screw 413 respectively; Then respectively offer a chute 414 at shell 41 near on the surface of dual side-edge, be formed with framework in chute 414 peripheries of shell 41 inboards, this framework also can be made for guide rail 415 usefulness of chute;
Adjust handle 43, the one side outwards protrudes out and is provided with an operating body 431, relatively in addition the side then offer one be positioned at the first post hole 432 in the middle of the top and position below the second post hole 433 of both sides;
Two torsion springs 44 are fixed on 414 of two chutes of shell 2 medial surfaces;
Sliding part 47, its surface towards the chute 414 of shell 41 is provided with holding of can moving and takes turns 471 in chute 414, then offering the guide groove 473 that can match with the guide rail 415 of chute 414 2 sides with holding wheel on the 471 isoplanar dual side-edges, the wheel 471 isoplanar top positions of being in one's hands then convex with a stop section 474 to take turns 471 limit of moving as holding on chute 414; Being provided with a blocking key 472 at the one side in addition can match with the first card key 451, the second card key 452 and the fastening part 453 of brake 45.
During assembling, the operating body 431 of adjusting handle 43 is outwards passed the fluting 412 of shell 41, then pass the screw 455 of brake 45 by screw 456 and be locked on the screw 413 of shell, this moment, the perforate 454 of brake 45 was corresponding with the second post hole 433 of adjustment handle 43; Then second cylinder 462 of block 46 is passed brake 45 perforate 454 and with the second post hole, 433 Joints of adjusting handle 43, first cylinder 461 then directly with the first post hole, 432 Joints of adjusting handle 43; Sliding part 47 is folded between shell 41 and the base 42 not locked, it is cooperated by guide groove 473 and chute 414 other guide rails 415 and can follow the direction slip of guide rail 415, can pass the outer and slippage in chute 414 of chute 414 as for holding 471 on wheel, and cooperate by the elastic acting force of 472 on the blocking key of the first card key 451, the second card key 452 and the fastening part 453 of the brake 45 that is positioned torsion spring 44 and 47 of sliding parts and sliding part 47, and make sliding part 47 can in chute 414, do the slippage and the location of diverse location.
When desire converts the utility model tables and chairs device for interchanging to table structure by Chair structure, see also Fig. 7 to shown in Figure 9, when the utility model is Chair structure, 472 on the blocking key of sliding part 47 is in the fastening part 453 of brake 45, because the existence in space, block 46 top 463, by active force adjustment handle 43 is moved to space 463 directions, and the fastening part 453 of drive brake 45 leave blocking key 472; Clamp the crossbeam 311 of first support body 31 by holding wheel 471, and can spacing slip in chute 414 when pivoting, can promote pin-joint mechanism 5 this moment, make first plate body 1 (being chair back portion) toward pivoted, originally still locate motionless at second plate body (being chair portion) of horizontal level, promptly when Chair structure will change into table structure, the extending space that chair back portion needs promptly is by holding wheel 471 shift position and reaching in chute 414, when first plate body 1 rotates to the location of reaching table structure, (please join shown in Figure 4), this moment sliding part 47 472 on blocking key above the second card key 452 of brake 45 to reach the location.And the adjustment of two-part blocking position of aforementioned first and second card key 451,452, then mainly be consider when the length of first plate body 1 if can't be when becoming table structure the formation level, then need extend a segment distance forward and locate with the second card key 452.
Though the utility model discloses with specific embodiment; but it is not in order to limit the utility model; any those skilled in the art; the displacement of the equivalent assemblies of under the prerequisite that does not break away from design of the present utility model and scope, having done; or, all should still belong to the category that this patent is contained according to equivalent variations and modification that the utility model scope of patent protection is done.
Claims (10)
1. tables and chairs device for interchanging is characterized in that comprising:
First plate body;
Second plate body;
One supporting device includes one first support body and one second support body, in order to carry aforementioned first and second plate body;
One pin-joint mechanism, in order to articulate and to locate aforementioned first plate body, comprise first pin joint seat, second pin joint seat and connecting rod, wherein first pin joint seat is in order to articulate an end and first plate body of connecting rod, second pin joint seat then in order to articulate the other end and the aforementioned supporting device of connecting rod, makes first plate body can carry out pivotal action;
One guiding mechanism installs on aforementioned first plate body, and in order to first plate body is linked on first support body.
2. tables and chairs device for interchanging as claimed in claim 1 is characterized in that: second pin joint seat of pin-joint mechanism is in order to articulate the other end and second plate body of connecting rod.
3. tables and chairs device for interchanging as claimed in claim 1 is characterized in that: first pin joint seat comprises first block set, be connected in the sleeve of first block set and be socketed on second block set of connecting rod first end; First block set is socketed on the corner that first plate body approaches second plate body, and locked with set screw, the surface of sleeve is provided with a pivot hole, this pivot hole is towards the shaft of connecting rod, second block set then is being convexly equipped with a pivot towards place, this pivot hole, and this pivot penetrates the pivot hole and is connected with pivot between the connecting rod to constitute this first plate body.
4. as claim 1 or 3 described tables and chairs device for interchanging, it is characterized in that: second pin joint seat is in order to articulate aforementioned connecting rod and supporting device, comprise that one is socketed in first joint chair of supporting device, and an end is connected in the first joint chair surface, the other end in order to overlap second joint chair of connective pole the second end.
5. tables and chairs device for interchanging as claimed in claim 1 or 2 is characterized in that: guiding mechanism includes the sliding part that a shell, a base and group are located at adjustment handle, torsion spring, the brake between aforementioned shell and base and are provided with the blocking key; Wherein, offer chute on this shell, aforementioned sliding part can slide in chute, and the wheel of holding of sliding part passes the chute winding on first support body of supporting device.
6. tables and chairs device for interchanging as claimed in claim 5, it is characterized in that: the inboard, shell top of guiding mechanism is provided with a depressed part, offer a fluting at the depressed part place, base at the relative position place then device one block is arranged and leaves the space that can move for aforementioned block, during assembling, the adjustment handle is arranged in the aforementioned depressed part and makes the operating portion of adjusting handle pass the fluting of aforementioned shell, brake is then organized and is located at aforementioned block and adjusts between the handle, and by the elastic force and sliding part blocking mutually of torsion spring.
7. tables and chairs device for interchanging as claimed in claim 5 is characterized in that: the brake of guiding mechanism is provided with the first card key and the second card key in the side with respect to the blocking key of sliding part, then is formed with a fastening part between first and second card key.
8. tables and chairs device for interchanging as claimed in claim 5 is characterized in that: offer guide groove on the sliding part of guiding mechanism, the chute dual side-edge of shell then is provided with guide rail with respect to aforementioned guide groove, and sliding part can be moved in chute with cooperating of guide rail by guide groove.
9. tables and chairs device for interchanging as claimed in claim 5 is characterized in that: the sliding part of the guiding mechanism wheel top position place of being in one's hands further is provided with a stop section to fasten above the chute of shell.
10. tables and chairs device for interchanging as claimed in claim 1 is characterized in that: first and second support body of supporting device all is made up of two legs and the crossbeam that is positioned between two legs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201295035U CN2843201Y (en) | 2005-10-20 | 2005-10-20 | Interexchange device for desk and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201295035U CN2843201Y (en) | 2005-10-20 | 2005-10-20 | Interexchange device for desk and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2843201Y true CN2843201Y (en) | 2006-12-06 |
Family
ID=37485158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005201295035U Expired - Fee Related CN2843201Y (en) | 2005-10-20 | 2005-10-20 | Interexchange device for desk and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2843201Y (en) |
-
2005
- 2005-10-20 CN CNU2005201295035U patent/CN2843201Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061206 Termination date: 20091120 |