CN201894326U - Simply-adjusted table and chair - Google Patents
Simply-adjusted table and chair Download PDFInfo
- Publication number
- CN201894326U CN201894326U CN2010206088780U CN201020608878U CN201894326U CN 201894326 U CN201894326 U CN 201894326U CN 2010206088780 U CN2010206088780 U CN 2010206088780U CN 201020608878 U CN201020608878 U CN 201020608878U CN 201894326 U CN201894326 U CN 201894326U
- Authority
- CN
- China
- Prior art keywords
- chair
- connecting rod
- desk
- thread spindle
- negative thread
- 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
Links
Images
Landscapes
- Chairs Characterized By Structure (AREA)
Abstract
The utility model relates to the technical field of desks and chairs, in particular to a set of simply-adjusted student desk and chair. A simply-adjusted student desk comprises desk legs and a desk body arranged on the desk legs, wherein a lifting device is arranged between the desk legs and the desk body, and comprises lifting racks which are symmetrically arranged on both sides of the desk body, and a connecting rod is arranged between two lifting racks and is connected with a pushing device; and the desk enables the lifting racks to conduct lifting movement through the pushing device, thereby achieving the lifting of the desk body. A simply-adjusted student chair comprises chair legs, a chair back and a sitting plate arranged on the chair legs, another lifting device is arranged between the chair legs and the sitting plate and comprises another lifting racks arranged on both sides of the sitting plate, and another connecting rod is arranged between the two lifting racks and is connected with another pushing device. The chair enables the lifting racks to conduct lifting movement through the pushing device, thereby achieving the lifting of the sitting plate.
Description
Technical field
The utility model relates to the tables and chairs technical field, particularly a kind of desk of simple and easy adjusting and chair.
Background technology
At present, the height of common tables and chairs is fixed, and is for the people of differing heights, just not too convenient when the tables and chairs of this level altitude use.At described problem, having now can be to the tables and chairs of highly regulating, the regulative mode of such tables and chairs is to cooperate with a plurality of screws by screw rod, regulating of one lattice, one lattice, such tables and chairs need to use instruments such as screwdriver, vice when regulating, the time of regulating is longer, sometimes need repeated multiple times adjusting, installation just can reach proper height, so troublesome poeration, the student uses also inconvenience.
Summary of the invention
A purpose of the present utility model is that providing a kind of at the deficiencies in the prior art need not by instrument, and is easy to adjust, quick, can be transferred to student's desk of the simple and easy adjusting of optimum height in very short time.
Another purpose of the present utility model is that providing a kind of at the deficiencies in the prior art need not by instrument, and is easy to adjust, quick, can be transferred to the School chair of the simple and easy adjusting of optimum height in very short time.
For achieving the above object, the utility model is by the following technical solutions: a kind of desk of simple and easy adjusting, it comprises table leg and the table body of being located on the table leg, be provided with lowering or hoisting gear between described table leg and the table body, lowering or hoisting gear comprises and is symmetrically set in a crane of body both sides, be provided with connecting rod between two cranes, connecting rod connects a thrust unit.
Described thrust unit comprises the volution of fixedlying connected with connecting rod, and this volution is connected with a positive and negative thread spindle.
Described connecting rod is two, and two connecting rods all are fixedly connected with volution, and described positive and negative thread spindle is connected with two volutions.
Described crane comprises respectively the fixed head that is connected with the table body with table leg, the fixed head that is connected with table leg and with fixed head that the table body is connected between be provided with a plurality of rotation gripper shoes, rotation gripper shoe one end is connected with fixed head, the other end can move in fixed head, and per two rotation gripper shoe centers connect a rotating shaft.
Described positive and negative thread spindle one end is connected with the turn-knob that can make positive and negative thread spindle rotation.
A kind of chair of simple and easy adjusting, it comprises chair leg, the chair back and is located at the seat board of chair leg that be provided with lowering or hoisting gear between described chair leg and the seat board, lowering or hoisting gear comprises the crane that is symmetrically set in the seat board both sides, be provided with connecting rod between two cranes, connecting rod connects a thrust unit.
Described thrust unit comprises the volution of fixedlying connected with connecting rod, and this volution is connected with a positive and negative thread spindle.
Described connecting rod is two, and two connecting rods all are fixedly connected with volution, and described positive and negative thread spindle is connected with two volutions.
Described crane comprises respectively the fixed head that is connected with seat board with the chair leg, the fixed head that is connected with the chair leg and with fixed head that seat board is connected between be provided with a plurality of rotation gripper shoes, rotation gripper shoe one end is connected with fixed head, the other end can move in fixed head, and per two rotation gripper shoe centers connect a rotating shaft.
Described positive and negative thread spindle one end is connected with the turn-knob that can make positive and negative thread spindle rotation.
The utility model beneficial effect is: the desk of a kind of simple and easy adjusting of the utility model, it comprises table leg and the table body of being located on the table leg, be provided with lowering or hoisting gear between described table leg and the table body, lowering or hoisting gear comprises and is symmetrically set in a crane of body both sides, be provided with connecting rod between two cranes, connecting rod connects a thrust unit, and desk of the present utility model moves up and down crane by thrust unit, thereby reaches the lifting of a body.
The chair of a kind of simple and easy adjusting of the utility model, it comprises chair leg, the chair back and is located at the seat board of chair leg, be provided with lowering or hoisting gear between described chair leg and the seat board, lowering or hoisting gear comprises the crane that is symmetrically set in the seat board both sides, be provided with connecting rod between two cranes, connecting rod connects a thrust unit, and chair of the present utility model moves up and down crane by thrust unit, thereby reaches the lifting of seat board.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the decomposing schematic representation of the desk of a kind of simple and easy adjusting of the utility model.
Fig. 3 is the decomposing schematic representation of the chair of a kind of simple and easy adjusting of the utility model.
Reference numeral
1---table leg 2---table body
3---lowering or hoisting gear 4---connecting rod
The positive and negative thread spindle of 5---volutions 6---
7---fixed heads 8---rotation gripper shoe
9---turn-knob 11---chair leg
12---seat board 13---chair back.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is further described: the utility model is generally the tables and chairs that the student uses, and desk is used with chair.As shown in Figure 1 and Figure 2, a kind of desk of simple and easy adjusting, it comprises table leg 1 and the table body of being located on the table leg 12, be provided with lowering or hoisting gear 3 between described table leg 1 and the table body 2, this lowering or hoisting gear 3 can be arranged at a body 2 lower ends at any angle, and lowering or hoisting gear 3 comprises two cranes that are symmetrically set in a body 2 both sides, be provided with connecting rod 4 between two cranes, connecting rod 4 connects a thrust unit, and thrust unit can make crane move up and down, thereby reaches the lifting of a body 2.
Wherein, described thrust unit comprises the volution 5 of fixedlying connected with connecting rod 4, this volution 5 is connected with a positive and negative thread spindle 6, moving of described positive and negative thread spindle 6 rotation control volutions 5, because volution 5 is fixedlyed connected with connecting rod 4, and connecting rod 4 is connected with the crane fixed mount, so 6 rotations of positive and negative thread spindle move up and down crane when controlling moving of volutions 5.
Wherein, described connecting rod 4 is two, two connecting rods 4 all are fixedly connected with volution 5, described positive and negative thread spindle 6 is connected with two volutions 5, and described positive and negative thread spindle 6 one ends are left hand thread, and this left hand thread and one of them volution 5 are connected, positive and negative thread spindle 6 other ends are right-handed threads, right-handed thread and another one volution 5 are connected, and the positive right left-hand thread axle in a left side is connected with two volutions 5 simultaneously like this, can make the elevating movement of crane more reliable.
Wherein, described crane comprises respectively two fixed heads 7 that are connected with table body 2 with table leg 1, the fixed head 7 that is connected with table leg 1 and with fixed head 7 that table body 2 is connected between be provided with a plurality of rotation gripper shoes 8, rotation gripper shoe 8 one ends are connected with fixed head 7, the other end can move in fixed head 7, per two rotation gripper shoe 8 centers connect rotating shaft, wherein, described rotation gripper shoe 8 can be according to size, shape and the student's of desk situations such as age, the number of rotation gripper shoe 8 reasonably is set, the many more liftings of number are just high more, and minimum can be two.When positive and negative thread spindle 6 rotations promoted connecting rod 4, rotation gripper shoe 8 can be under the thrust of connecting rod 4, and the rotating shaft rotation around per two rotation gripper shoe 8 centers can drive a body 2 liftings.
Wherein, described positive and negative thread spindle 6 one ends are connected with the turn-knob 9 that can make positive and negative thread spindle 6 rotations, and this turn-knob 9 can conveniently be controlled the rotation of positive and negative thread spindle 6, and the utility model need not be by any instrument, and easy to adjust, quick, can in very short time, be transferred to optimum height.
Operation principle of the present utility model is: when needs increase the height of desk, only need a little firmly rotate turn-knob 9 with hand, turn-knob 9 drives positive and negative thread spindle 6 towards right rotation, simultaneously positive and negative thread spindle 6 promotes volution 5, make connecting rod 4 gradually away from turn-knob 9, connecting rod 4 promotes rotation gripper shoe 8 rotation promotion table bodies 2 and rises, when needs reduce the height of desk, also only need a little firmly rotate turn-knob 9 with hand, turn-knob 9 drives positive and negative thread spindle 6 towards anticlockwise, and simultaneously positive and negative thread spindle 6 promotes volutions 5, makes connecting rod 4 gradually near turn-knob 9, connecting rod 4 promotes rotation gripper shoe 8 rotation promotion table bodies 2 and descends, the utility model only needs the height of unidirectional adjusting desk, its degree of regulation height, and transmission is reliable and stable, regulate laborsavingly, be convenient to the student and regulate.
As Fig. 1, shown in Figure 3, a kind of chair of simple and easy adjusting, it comprises chair leg 11, the chair back 13 and is located at the seat board 12 of chair leg 11, be provided with lowering or hoisting gear 3 between described chair leg 11 and the seat board 12, this lowering or hoisting gear 3 can be arranged at seat board 12 lower ends at any angle, and lowering or hoisting gear 3 comprises two cranes that are symmetrically set in seat board 12 both sides, be provided with connecting rod 4 between two cranes, connecting rod 4 connects a thrust unit, and thrust unit can make crane move up and down, thereby reaches the lifting of seat board 12.
Wherein, described thrust unit comprises the volution 5 of fixedlying connected with connecting rod 4, this volution 5 is connected with a positive and negative thread spindle 6, moving of described positive and negative thread spindle 6 rotation control volutions 5, because volution 5 is fixedlyed connected with connecting rod 4, and connecting rod 4 is connected with the crane fixed mount, so 6 rotations of positive and negative thread spindle move up and down crane when controlling moving of volutions 5.
Wherein, described connecting rod 4 is two, two connecting rods 4 all are fixedly connected with volution 5, described positive and negative thread spindle 6 is connected with two volutions 5, and described positive and negative thread spindle 6 one ends are left hand thread, and this left hand thread and one of them volution 5 are connected, positive and negative thread spindle 6 other ends are right-handed threads, right-handed thread and another one volution 5 are connected, and the positive right left-hand thread axle in a left side is connected with two volutions 5 simultaneously like this, can make the elevating movement of crane more reliable like this.
Wherein, described crane comprises respectively the fixed head 7 that is connected with seat board 12 with chair leg 11, the fixed head 7 that is connected with chair leg 11 and with fixed head 7 that seat board 12 is connected between be provided with a plurality of rotation gripper shoes 8, rotation gripper shoe 8 one ends are connected with fixed head 7, the other end can move in fixed head 7, per two rotation gripper shoe 8 centers connect rotating shaft, wherein, described rotation gripper shoe 8 can be according to size, shape and the student's of chair situations such as age, the number of rotation gripper shoe 8 reasonably is set, the many more liftings of number are just high more, and minimum can be two.When positive and negative thread spindle 6 rotations promoted connecting rod 4, rotation gripper shoe 8 can be under the thrust of connecting rod 4, and the rotating shaft rotation around per two rotation gripper shoe 8 centers can drive seat board 12 liftings.
Wherein, described positive and negative thread spindle 6 one ends are connected with the turn-knob 9 that can make 6 rotations of positive and negative thread spindle, and this turn-knob 9 can conveniently be controlled the rotation of positive and negative thread spindle 6, with the utility model in the prior art need not be by any instrument, and easy to adjust, quick, can in very short time, be transferred to optimum height.
Operation principle of the present utility model is: when needs increase the height of chair, only need a little firmly rotate turn-knob 9 with hand, turn-knob 9 drives positive and negative thread spindle 6 towards right rotation, simultaneously positive and negative thread spindle 6 promotes volution 5, make connecting rod 4 gradually away from turn-knob 9, connecting rod 4 promotes 8 rotations of rotation gripper shoe and promotes seat board 12 risings, when needs reduce the height of chair, also only need a little firmly rotate turn-knob 9 with hand, turn-knob 9 drives positive and negative thread spindle 6 towards anticlockwise, and simultaneously positive and negative thread spindle 6 promotes volutions 5, make connecting rod 4 gradually near turn-knob 9, connecting rod 4 promotes 8 rotations of rotation gripper shoe and promotes seat board 12 declines, the utility model only needs the height of unidirectional adjusting chair, its degree of regulation height, and transmission is reliable and stable, regulate laborsavingly, be convenient to the student and regulate.
The above only is a better embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (10)
1. the desk of a simple and easy adjusting, it comprises table leg and the table body of being located on the table leg, it is characterized in that: be provided with lowering or hoisting gear between described table leg and the table body, lowering or hoisting gear comprises two cranes that are symmetrically set in a body both sides, be provided with connecting rod between two cranes, connecting rod connects a thrust unit.
2. the desk of a kind of simple and easy adjusting according to claim 1, it is characterized in that: described thrust unit comprises the volution of fixedlying connected with connecting rod, this volution is connected with a positive and negative thread spindle.
3. the desk of a kind of simple and easy adjusting according to claim 2, it is characterized in that: described connecting rod is two, and two connecting rods all are fixedly connected with volution, and described positive and negative thread spindle is connected with two volutions.
4. the desk of a kind of simple and easy adjusting according to claim 3, it is characterized in that: described crane comprises respectively two fixed heads that are connected with the table body with table leg, the fixed head that is connected with table leg and with fixed head that the table body is connected between be provided with a plurality of rotation gripper shoes, rotation gripper shoe one end is connected with fixed head, the other end can move in fixed head, and the center of per two rotation gripper shoes connects a rotating shaft.
5. the desk of a kind of simple and easy adjusting according to claim 4 is characterized in that: described positive and negative thread spindle one end is connected with the turn-knob that can make positive and negative thread spindle rotation.
6. the chair of a simple and easy adjusting, it comprises chair leg, the chair back and is located at the seat board of chair leg, it is characterized in that: be provided with lowering or hoisting gear between described chair leg and the seat board, lowering or hoisting gear comprises two cranes that are symmetrically set in the seat board both sides, be provided with connecting rod between two cranes, connecting rod connects a thrust unit.
7. the chair of a kind of simple and easy adjusting according to claim 6, it is characterized in that: described thrust unit comprises the volution of fixedlying connected with connecting rod, this volution is connected with a positive and negative thread spindle.
8. the chair of a kind of simple and easy adjusting according to claim 7, it is characterized in that: described connecting rod is two, and two connecting rods all are fixedly connected with volution, and described positive and negative thread spindle is connected with two volutions.
9. the chair of a kind of simple and easy adjusting according to claim 8, it is characterized in that: described crane comprises respectively two fixed heads that are connected with seat board with the chair leg, the fixed head that is connected with the chair leg and with fixed head that seat board is connected between be provided with a plurality of rotation gripper shoes, rotation gripper shoe one end is connected with fixed head, the other end can move in fixed head, and the center of per two rotation gripper shoes connects a rotating shaft.
10. the chair of a kind of simple and easy adjusting according to claim 9 is characterized in that: described positive and negative thread spindle one end is connected with the turn-knob that can make positive and negative thread spindle rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206088780U CN201894326U (en) | 2010-11-16 | 2010-11-16 | Simply-adjusted table and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206088780U CN201894326U (en) | 2010-11-16 | 2010-11-16 | Simply-adjusted table and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201894326U true CN201894326U (en) | 2011-07-13 |
Family
ID=44252248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206088780U Expired - Fee Related CN201894326U (en) | 2010-11-16 | 2010-11-16 | Simply-adjusted table and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201894326U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405049A (en) * | 2013-08-03 | 2013-11-27 | 西北农林科技大学 | Multifunctional desk and chair |
| CN109259444A (en) * | 2018-09-29 | 2019-01-25 | 嘉善县天凝小学 | A kind of height-adjustable desk |
-
2010
- 2010-11-16 CN CN2010206088780U patent/CN201894326U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405049A (en) * | 2013-08-03 | 2013-11-27 | 西北农林科技大学 | Multifunctional desk and chair |
| CN109259444A (en) * | 2018-09-29 | 2019-01-25 | 嘉善县天凝小学 | A kind of height-adjustable desk |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203897783U (en) | Space-adjustable chair | |
| CN202568726U (en) | Movable lifting medical diagnostic bed | |
| CN106073159A (en) | A kind of automatic lifting table | |
| CN103405049A (en) | Multifunctional desk and chair | |
| CN204797245U (en) | Swivel chair convenient to adjust | |
| CN201894326U (en) | Simply-adjusted table and chair | |
| CN100579417C (en) | Automatic dining table | |
| CN206182729U (en) | Primary school's desk chair with adjustable | |
| CN205457083U (en) | Electric table | |
| CN204444764U (en) | A kind of student being convenient to movement uses drawing board table | |
| CN201123521Y (en) | Liftable desk for teacher | |
| CN102525765A (en) | Sickbed desk | |
| CN204444719U (en) | Detachable screw mandrel regulation type just combines just Mobile table and accessory thereof | |
| CN203353949U (en) | Pneumatic lifting desk | |
| CN203986826U (en) | A kind of desk with automatic hoisting mechanism | |
| CN203168365U (en) | Hand-driven lifting desk | |
| CN202060273U (en) | Height-adjustable desk and chair | |
| CN201192178Y (en) | Vertically adjustable table | |
| CN203467932U (en) | Table | |
| CN209106602U (en) | A kind of lift office furniture | |
| CN201515808U (en) | Lifting table | |
| CN203244523U (en) | Medical bed with liftable foot plate | |
| CN201734867U (en) | Lifting folding bed | |
| CN205125458U (en) | Height -adjustable desk | |
| CN201554198U (en) | Floor support |
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: 20110713 Termination date: 20121116 |