CN221105189U - Student desk and chair with adjustable height - Google Patents
Student desk and chair with adjustable height Download PDFInfo
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- CN221105189U CN221105189U CN202323159761.5U CN202323159761U CN221105189U CN 221105189 U CN221105189 U CN 221105189U CN 202323159761 U CN202323159761 U CN 202323159761U CN 221105189 U CN221105189 U CN 221105189U
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- reverse rotation
- horizontal pole
- rotation motor
- chair
- support horizontal
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- 230000036544 posture Effects 0.000 description 2
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- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model relates to the field of student tables and chairs, and discloses a student table and chair with adjustable height, which comprises a table body and a seat plate, wherein a first support cross rod is arranged at the lower end of the table body, a second support cross rod is arranged at the lower end of the seat plate, the second support cross rods are arranged in the first support cross rod in a sliding manner, the first support cross rod and the second support cross rod comprise two groups, the two first support cross rods are fixedly connected through a first connecting rod, the two second support cross rods are fixedly connected through a second connecting rod, a first threaded rod is connected to the second connecting rod in a threaded manner, a control panel is fixedly arranged on the outer wall of the table body, and a lifting structure is arranged between the table body and the first support cross rod. The device is convenient for different students to use through the distance between the table and the chair, the height of the table body and the seat space of the first positive and negative rotating motor, the second positive and negative rotating motor and the third positive and negative rotating motor, and has strong practicability and high adjusting speed.
Description
Technical Field
The utility model relates to the field of student desks and chairs, in particular to a student desk and chair with adjustable height.
Background
The student desk and chair is a learning tool which is frequently used by students, and the students sit on the chair and learn to sit on the desk.
Most of the existing student tables and chairs are separated, the relative positions between the tables and the chairs are easy to change, so that students are not easy to keep correct sitting postures for a long time, in addition, the heights of many student tables are inconvenient to adjust, or the heights of the student tables and chairs are adjusted in a bolt mode, the height adjustment is complicated, electrodeless adjustment cannot be achieved, in addition, the seat space of the chairs in the existing student tables and chairs is fixed, if a teacher or a parent needs to guide the students to learn, the teacher or the parent needs to sit on another chair, and therefore the student tables and chairs are inconvenient. For this purpose, we propose a student desk and chair with adjustable height.
Disclosure of utility model
The utility model mainly aims to provide a student desk and chair with adjustable height, which can effectively solve the problems that the prior student desk and chair provided in the background art is fixed in seat space, and the relative distance between the desk and the chair is easy to change, so that the student desk and chair is unfavorable for learning growth time and keeping correct sitting posture.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The utility model provides a student desk chair of adjustable height, includes the table body and bedplate, the lower extreme of the table body is provided with first support horizontal pole, the lower extreme of bedplate is provided with the second and supports the horizontal pole, the second supports the horizontal pole and slides and set up in first support horizontal pole, first support horizontal pole and second support the horizontal pole and all include two sets of, through head rod fixed connection between two first support horizontal poles, through second connecting rod fixed connection between two second support horizontal poles, threaded connection has first threaded rod on the second connecting rod, fixed mounting has control panel on the outer wall of the table body, be provided with elevation structure between the table body and the first support horizontal pole, the spout has been seted up to one side of bedplate, sliding connection has the extension board in the spout, threaded connection has the third threaded rod on the extension board.
Preferably, one end of the first threaded rod is fixedly connected with a first forward and reverse rotation motor, the input end of the first forward and reverse rotation motor is electrically connected with the output end of the control panel, and the first forward and reverse rotation motor is fixedly installed on the first connecting rod.
Preferably, the lower end of the second support cross rod is fixedly connected with a support block, and the thickness of the support block is the same as that of the side wall of the first support cross rod.
Preferably, the lifting structure comprises a second forward and reverse rotation motor, the input end of the second forward and reverse rotation motor is electrically connected with the output end of the control panel, the second forward and reverse rotation motor is a double-shaft motor, two output shafts on two sides of the second forward and reverse rotation motor are fixedly connected with rotating shafts, a first bevel gear is fixedly connected to the end part of each rotating shaft, a second bevel gear is meshed with the first bevel gear, a second threaded rod is fixedly connected to the middle part of each second bevel gear, a lifting rod is connected to the threaded part of each second threaded rod in a threaded mode, and a sleeve is connected to the outer side of each lifting rod in a sliding mode.
Preferably, the lower extreme and the first horizontal pole fixed connection that supports of lifter, sheathed tube upper end and the lower extreme fixed connection of table body, the lifter is the cuboid structure.
Preferably, the lower extreme of bedplate passes through bracing piece and second support horizontal pole fixed connection, the upper end of bedplate is through dead lever fixedly connected with backup plate.
Preferably, the third threaded rod is arranged in the chute of the seat board, one end of the third threaded rod, which is far away from the extension board, is fixedly connected with a third forward and reverse rotation motor, the third forward and reverse rotation motor is fixedly arranged in the chute of the seat board, and the input end of the third forward and reverse rotation motor is electrically connected with the output end of the control panel.
Compared with the prior art, the utility model has the following beneficial effects:
The distance between bedplate and the table body is adjusted through first positive and negative motor to this device, adjust the height of the table body through the positive and negative motor of second, the above is suitable for the student of different sizes and heights to use, the relative position between table body and the bedplate keeps fixed, do benefit to the growth time and keep correct position of sitting, in addition, be provided with the extension board through the positive and negative motor drive motion of third on this device's the bedplate, the extension board can effectively increase seat space, can let another person sit, the practicality is improved, first positive and negative motor, positive and negative motor of second and the positive and negative motor of third drive through control panel in this device, the device degree of automation is high, convenient regulation.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Figure 2 is a cross-sectional view of a table body according to the present utility model.
Fig. 3 is an enlarged view of the utility model at a in fig. 2.
Fig. 4 is a cross-sectional view of a seat plate according to the present utility model.
In the figure: 1. a table body; 2. a seat plate; 3. a first support rail; 4. a second support rail; 5. a first connecting rod; 6. a second connecting rod; 7. a first threaded rod; 8. a first forward/reverse rotation motor; 9. a control panel; 10. a support block; 11. a second forward/reverse rotation motor; 12. a rotating shaft; 13. a first bevel gear; 14. a second bevel gear; 15. a second threaded rod; 16. a lifting rod; 17. a sleeve; 18. a support rod; 19. a backup plate; 20. an extension plate; 21. a third threaded rod; 22. and a third forward and reverse rotation motor.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in fig. 1-4, a student desk and chair with adjustable height comprises a desk body 1 and a seat board 2, wherein a first support cross rod 3 is arranged at the lower end of the desk body 1, a second support cross rod 4 is arranged at the lower end of the seat board 2, the second support cross rod 4 is slidably arranged in the first support cross rod 3, the first support cross rod 3 and the second support cross rod 4 both comprise two groups, the two first support cross rods 3 are fixedly connected through a first connecting rod 5, the two second support cross rods 4 are fixedly connected through a second connecting rod 6, a first threaded rod 7 is connected to the second connecting rod 6 in a threaded manner, the first threaded rod 7 rotates, the second support cross rod 4 is driven to slide in the first support cross rod 3, the distance between the seat board 2 and the desk body 1 is changed, a control panel 9 is fixedly arranged on the outer wall of the desk body 1, a lifting structure is arranged between the desk body 1 and the first support cross rod 3, a sliding chute is formed in one side of the seat board 2, an extension plate 20 is slidably connected to one side of the seat board, and a third threaded rod 21 is connected to the extension plate 20 in a threaded manner.
One end of the first threaded rod 7 is fixedly connected with a first forward and reverse rotation motor 8, the input end of the first forward and reverse rotation motor 8 is electrically connected with the output end of the control panel 9, the first forward and reverse rotation motor 8 is fixedly installed on the first connecting rod 5, after the control panel 9 is electrified with the first forward and reverse rotation motor 8, the first forward and reverse rotation motor 8 is controlled to work through the control panel 9, the first threaded rod 7 is driven to rotate by the first forward and reverse rotation motor 8, and the second connecting rod 6 in threaded connection with the first threaded rod 7 can be driven to move by the rotation of the first threaded rod.
The lower extreme fixedly connected with supporting shoe 10 of second support horizontal pole 4, the thickness of supporting shoe 10 is the same with the lateral wall thickness of first support horizontal pole 3, and supporting shoe 10 and first support horizontal pole 3 can take place to contact with ground simultaneously.
The lifting structure comprises a second forward and reverse rotation motor 11, the input end of the second forward and reverse rotation motor 11 is electrically connected with the output end of the control panel 9, the second forward and reverse rotation motor 11 is a double-shaft motor, two side output shafts of the second forward and reverse rotation motor 11 are fixedly connected with a rotating shaft 12, the end part of the rotating shaft 12 is fixedly connected with a first bevel gear 13, the first bevel gear 13 is meshed with a second bevel gear 14, the middle part of the second bevel gear 14 is fixedly connected with a second threaded rod 15, the threaded part of the second threaded rod 15 is connected with a lifting rod 16 in a threaded manner, and the outer side of the lifting rod 16 is slidably connected with a sleeve 17.
The lower extreme and the first horizontal pole 3 fixed connection that supports of lifter 16, the upper end of sleeve pipe 17 and the lower extreme fixed connection of table body 1, lifter 16 are the cuboid structure, guarantee that lifter 16 can not take place the rotation in the sleeve pipe 17 any longer, when second threaded rod 15 rotates, can drive lifter 16 and slide in sleeve pipe 17, change the height of table body 1.
The lower extreme of bedplate 2 passes through bracing piece 18 and second support horizontal pole 4 fixed connection, and the upper end of bedplate 2 passes through dead lever fixedly connected with backup plate 19, and backup plate 19 makes things convenient for the student to lean on.
The third threaded rod 21 is arranged in the chute of the seat board 2, one end of the third threaded rod 21, which is far away from the extension board 20, is fixedly connected with a third forward and backward rotating motor 22, the third forward and backward rotating motor 22 is fixedly arranged in the chute of the seat board 2, the input end of the third forward and backward rotating motor 22 is electrically connected with the output end of the control panel 9, the third forward and backward rotating motor 22 is controlled to work through the control panel 9, the third threaded rod 21 is driven to rotate by the third forward and backward rotating motor 22, the extension board 20 in threaded connection with the third threaded rod 21 extends out of the chute in the seat board 2, the extension board 20 can enable another person to sit, for example, a teacher can sit on the extension board 20 to guide students, and when the extension board 20 is not needed, the extension board 20 is in the chute recovered to the seat board 2.
The working principle of the utility model is as follows: the student sits on the bedplate 2, study through the table body 1, control panel 9 control first positive and negative motor 8 work, first positive and negative motor 8 drives first threaded rod 7 rotation, first threaded rod 7 rotation can drive rather than threaded connection's second connecting rod 6 removal, change the distance between bedplate 2 and the table body 1, be fit for different students and use, the relative distance between table body 1 and the bedplate 2 is fixed, be convenient for the student keeps the exact position of sitting, work through second positive and negative motor 11, second positive and negative motor 11 drives first bevel gear 13 and second bevel gear 14 rotation, drive second threaded rod 15 rotation, lifter 16 slides in sleeve 17, change the height of table body 1, be fit for the student of different heights and learn on table body 1, in addition, be provided with on the bedplate 2 in this device through the extension board 20 of third positive and negative motor 22 drive, the seat space of device can be let another person sit, this device is through control panel 9 respectively control first positive and negative motor 8, second positive and negative motor 11 and third positive and negative motor 22, different work effect, different use degree is reached.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a student desk and chair with adjustable height, includes the table body (1) and bedplate (2), its characterized in that, the lower extreme of the table body (1) is provided with first support horizontal pole (3), the lower extreme of the bedplate (2) is provided with second support horizontal pole (4), second support horizontal pole (4) slide and set up in first support horizontal pole (3), first support horizontal pole (3) and second support horizontal pole (4) all include two sets of, through head rod (5) fixed connection between two first support horizontal poles (3), through second connecting rod (6) fixed connection between two second support horizontal poles (4), threaded connection has first threaded rod (7) on second connecting rod (6), fixed mounting has control panel (9) on the outer wall of the table body (1), be provided with elevation structure between the table body (1) and the first support horizontal pole (3), one side of bedplate (2) has seted up the spout, interior slip extension board (20), extension board (20) have threaded connection on the threaded rod (21).
2. A height-adjustable student desk and chair as claimed in claim 1 wherein: one end of the first threaded rod (7) is fixedly connected with a first forward and reverse rotation motor (8), the input end of the first forward and reverse rotation motor (8) is electrically connected with the output end of the control panel (9), and the first forward and reverse rotation motor (8) is fixedly installed on the first connecting rod (5).
3. A height-adjustable student desk and chair as claimed in claim 1 wherein: the lower extreme fixedly connected with supporting shoe (10) of second support horizontal pole (4), the thickness of supporting shoe (10) is the same with the lateral wall thickness of first support horizontal pole (3).
4. A height-adjustable student desk and chair as claimed in claim 1 wherein: the lifting structure comprises a second forward-reverse rotation motor (11), the input end of the second forward-reverse rotation motor (11) is electrically connected with the output end of the control panel (9), the second forward-reverse rotation motor (11) is a double-shaft motor, rotating shafts (12) are fixedly connected to output shafts on two sides of the second forward-reverse rotation motor (11), a first bevel gear (13) is fixedly connected to the end part of the rotating shaft (12), a second bevel gear (14) is meshed on the first bevel gear (13), a second threaded rod (15) is fixedly connected to the middle part of the second bevel gear (14), a lifting rod (16) is connected to the threaded part of the second threaded rod (15), and a sleeve (17) is connected to the outer side of the lifting rod (16) in a sliding mode.
5. A height adjustable student desk and chair as defined in claim 4 wherein: the lower extreme and the first horizontal pole (3) of supporting of lifter (16) are fixed connection, the upper end of sleeve pipe (17) is fixed connection with the lower extreme of table body (1), lifter (16) are cuboid structure.
6. A height-adjustable student desk and chair as claimed in claim 1 wherein: the lower extreme of bedplate (2) is through bracing piece (18) and second support horizontal pole (4) fixed connection, the upper end of bedplate (2) is through dead lever fixedly connected with backup plate (19).
7. A height-adjustable student desk and chair as claimed in claim 1 wherein: the third threaded rod (21) is arranged in the sliding groove of the seat board (2), one end, away from the extension board (20), of the third threaded rod (21) is fixedly connected with a third forward and reverse rotation motor (22), the third forward and reverse rotation motor (22) is fixedly arranged in the sliding groove of the seat board (2), and the input end of the third forward and reverse rotation motor (22) is electrically connected with the output end of the control panel (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323159761.5U CN221105189U (en) | 2023-11-23 | 2023-11-23 | Student desk and chair with adjustable height |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323159761.5U CN221105189U (en) | 2023-11-23 | 2023-11-23 | Student desk and chair with adjustable height |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221105189U true CN221105189U (en) | 2024-06-11 |
Family
ID=91340170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323159761.5U Active CN221105189U (en) | 2023-11-23 | 2023-11-23 | Student desk and chair with adjustable height |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221105189U (en) |
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2023
- 2023-11-23 CN CN202323159761.5U patent/CN221105189U/en active Active
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