CN212698078U - Supporting leg structure with adjustable height, desk and tablet chair - Google Patents
Supporting leg structure with adjustable height, desk and tablet chair Download PDFInfo
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- CN212698078U CN212698078U CN202021011914.5U CN202021011914U CN212698078U CN 212698078 U CN212698078 U CN 212698078U CN 202021011914 U CN202021011914 U CN 202021011914U CN 212698078 U CN212698078 U CN 212698078U
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- rack
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- 239000003381 stabilizer Substances 0.000 claims abstract description 20
- 230000004308 accommodation Effects 0.000 claims 3
- 125000006850 spacer group Chemical group 0.000 claims 1
- 238000000034 method Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a supporting leg structure, desk and tablet chair with adjustable height relates to furniture technical field, has solved the technical problem that the height of the desk chair that exists among the prior art is not adjustable. The device comprises a base, movable support legs and a height adjusting mechanism, wherein the movable support legs can extend into the base and are connected with the base through elastic pieces, and the height adjusting mechanism can limit the length of the movable support legs extending into the base; fixed cover sleeve just fixed cover and base fixed connection on removing the stabilizer blade, the lifting rack sets up on the surface of removing the stabilizer blade, and fixed rack inlays on the medial surface of fixed cover, and fixed rack can be connected with the lifting rack meshing, and the knob cover passes through threaded rod threaded connection at the bellying in the fixed cover outside and knob and fixed cover, and rotatory knob enables the threaded rod and passes fixed cover and can be close to or keep away from fixed rack. The utility model is used for provide the study utensil for the student.
Description
Technical Field
The utility model belongs to the technical field of furniture technique and specifically relates to a supporting leg structure, desk and tablet chair with adjustable height are related to.
Background
A desk and chair is an indispensable learning appliance for primary and middle school students. However, the existing desk and chair for primary and secondary schools have single style and are not graded in size, and the used desk and chair are consistent in size. Such a teaching environment is not conducive to the physiological development of young students. Even though the school desks and chairs can be different in size according to different grades, the height difference of students in the same class still has the defect which cannot be made up.
If the height of the desk and the chair is not coordinated with the height of the student, the sitting posture of the student is not correct, and the eyesight or the body posture of the student can be adversely affected in the long term. In addition, since students learn for a long time in a classroom, there is a high possibility that they feel tired when they keep one posture for a long time, resulting in that the students bow back and bend over to get bad habits in order to relieve the burden of the straight back.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a supporting leg structure, desk and tablet chair with adjustable height to solve the technical problem that the height of the desk chair that exists among the prior art is not adjustable. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a supporting leg structure with adjustable height, which comprises a base, a movable supporting leg and a height adjusting mechanism, wherein the movable supporting leg can extend into the base and is connected with the base through an elastic part;
height adjusting mechanism includes lifting rack, fixed rack, knob and fixed cover, fixed cover is in remove on the stabilizer blade just fixed cover with base fixed connection, lifting rack sets up on removing the surface of stabilizer blade, fixed rack inlays on the medial surface of fixed cover, fixed rack can with lifting rack meshes and connects, the knob cover is in the bellying in the fixed cover outside just the knob with fixed cover passes through threaded rod threaded connection, and is rotatory the knob enables the threaded rod passes fixed cover can be close to or keep away from fixed rack.
Optionally, an accommodating groove is formed in the outer surface of the movable supporting leg, the lifting rack is located in the accommodating groove, and the lifting rack is connected with the accommodating groove through screws.
Optionally, the elastic element is connected with one end of the movable supporting leg through a connecting element;
the connecting piece comprises a supporting leg sleeving part and a sleeve part, the supporting leg sleeving part is fixedly connected with the sleeve part, the supporting leg sleeving part can extend into the end part of the movable supporting leg and is connected with the movable supporting leg, the end part of the elastic piece extends into the sleeve part, and the sleeve part is connected with the elastic piece through a screw.
Optionally, the resilient member is a spring.
Optionally, the inside of the moving leg is a hollow structure.
Optionally, the base includes chassis support and fixed stabilizer blade, the one end of fixed stabilizer blade with chassis support fixed connection, the inside of fixed stabilizer blade is hollow structure, it can stretch into to remove the stabilizer blade in the fixed stabilizer blade just remove the stabilizer blade with fixed stabilizer blade is connected through the elastic component, fixed cover with fixed stabilizer blade fixed connection.
Optionally, the number of the fixed support legs is two, the two fixed support legs are connected through a connecting rod, and the two fixed support legs are respectively located on two sides of the chassis support.
Optionally, a non-slip mat is arranged on the chassis support.
A desk comprises a desk hopper and a height-adjustable supporting leg structure, wherein the desk hopper is connected with the height-adjustable supporting leg structure through bolts.
A tablet chair comprises a cushion and a supporting leg structure with adjustable height, wherein the cushion is connected with the supporting leg structure with adjustable height through a connecting gasket.
The utility model provides a pair of supporting leg structure with adjustable height, rotate the knob, make the threaded rod to keeping away from fixed rack, and then fixed rack can be connected separately with the lifting rack meshing, connect inseparably, the stabilizer blade is removed in the pulling of external force in use, make to remove the stabilizer blade and rise or descend, and then just can adjust the height of desk chair, the back of finishing is adjusted, rotate the knob to opposite direction, make the threaded rod to being close to fixed rack, and then fixed rack can be connected with lifting rack meshing, zonulae occludens, external force can not stimulate to remove the stabilizer blade and remove, with the height unadjustable technical problem of the desk chair that exists among the solution prior art.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a desk provided by an embodiment of the present invention;
fig. 2 is an exploded view of a desk provided by an embodiment of the present invention;
fig. 3 is another exploded view of the desk provided by the embodiment of the present invention;
fig. 4 is another exploded view of the desk provided by the embodiment of the present invention;
fig. 5 is a schematic structural diagram of a tablet chair provided by the embodiment of the present invention;
fig. 6 is an exploded view of a tablet chair according to an embodiment of the present invention;
figure 7 is another exploded view of a tablet chair provided by an embodiment of the present invention;
figure 8 is another exploded view of a tablet chair provided by an embodiment of the present invention;
FIG. 1, base; 11. a chassis support; 111. a non-slip mat; 12. a fixed leg; 13. a connecting rod; 2. a movable support leg; 21. accommodating grooves; 3. a height adjustment mechanism; 31. a lifting rack; 32. fixing a rack; 33. a knob; 34. fixing a sleeve; 4. an elastic member; 5. a connecting member; 51. a leg engaging portion; 52. a sleeve portion; 6. a table hopper; 7. a cushion; 8. and connecting the gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a supporting leg structure with adjustable height, which comprises a base 1, a movable support leg 2 and a height adjusting mechanism 3, wherein the movable support leg 2 can extend into the base 1, the movable support leg 2 is connected with the base 1 through an elastic part 4, the height adjusting mechanism 3 is respectively connected with the movable support leg 2 and the base 1, and the height adjusting mechanism 3 can limit the length of the movable support leg 2 extending into the base 1;
the height adjusting mechanism 3 comprises a lifting rack 31, a fixed rack 32, a knob 33 and a fixed sleeve 34, the fixed sleeve 34 is sleeved on the movable supporting leg 2, the fixed sleeve 34 is fixedly connected with the base 1, the lifting rack 31 is arranged on the outer surface of the movable supporting leg 2, the fixed rack 32 is embedded on the inner side surface of the fixed sleeve 34, the fixed rack 32 can be meshed with the lifting rack 31 and connected, the knob 33 is sleeved on a protruding part on the outer side of the fixed sleeve 34, the knob 33 is in threaded connection with the fixed sleeve 34 through a threaded rod, a nut is arranged in the protruding part, the protruding part is not shown in the figure, and the threaded rod can penetrate through the fixed sleeve 34 and can be close to or far. The utility model provides a pair of supporting leg structure with adjustable height, rotate knob 33, make the threaded rod to keeping away from fixed rack 32, and then fixed rack 32 can be connected separately with lifting rack 31 meshing, connect inseparably, remove stabilizer blade 2 with the external force pulling, make to remove stabilizer blade 2 and rise or descend, and then just can adjust the height of desk chair, the back is accomplished in the regulation, rotate knob 33 to opposite direction, make the threaded rod to being close to fixed rack 32, and then fixed rack 32 can be connected with lifting rack 31 meshing, zonulae occludens, external force can not stimulate and remove stabilizer blade 2 and remove, technical problem with the height unadjustable of the desk chair that exists among the solution prior art.
As an alternative embodiment, the outer surface of the movable leg 2 is provided with a receiving groove 21, the lifting rack 31 is located in the receiving groove 21, and the lifting rack 31 is connected with the receiving groove 21 by a screw, and the receiving groove 21 is used for preventing the lifting rack 31 from shaking.
As an alternative embodiment, the elastic element 4 is connected with one end of the movable leg 2 through a connecting element 5, and the connecting element 5 can extend into the fixed leg 12; the connecting member 5 comprises a leg sleeve portion 51 and a sleeve portion 52, the leg sleeve portion 51 is fixedly connected with the sleeve portion 52, the leg sleeve portion 51 can extend into the end portion of the movable leg 2 and is connected with the movable leg 2, the end portion of the elastic member 4 extends into the sleeve portion 52, the sleeve portion 52 is connected with the elastic member 4 through a screw, the screw passes through the side portion of the sleeve portion 52, and therefore the elastic member 4 can be limited by the screw and cannot be drawn out of the sleeve portion 52.
As an alternative embodiment, the elastic element 4 is a spring, which is compressed during the descent of the mobile foot 2; during the lifting process of the movable support leg 2, the spring is restored to the original state.
As an alternative embodiment, the inside of the movable supporting leg 2 is a hollow structure, so that the material and the cost are saved, and the weight of the desk and the tablet chair is reduced.
As an optional embodiment, the base 1 includes a chassis support 11 and a fixed leg 12, one end of the fixed leg 12 is fixedly connected with the chassis support 11, the inside of the fixed leg 12 is a hollow structure, the movable leg 2 can extend into the fixed leg 12, and the movable leg 2 is connected with the fixed leg 12 through an elastic member 4, the elastic member 4 is located inside the fixed leg 12, and the fixing sleeve 34 is fixedly connected with the fixed leg 12 in order to pull the movable leg 2 with an external force to prevent the fixing sleeve 34 from moving.
As an alternative embodiment, the number of the fixed legs 12 may be two, the number of the movable legs 2 and the height adjusting mechanism 3 are two, the two fixed legs 12 are connected by the connecting rod 13, and the two fixed legs 12 are respectively located at two sides of the chassis support 11.
As an alternative embodiment, the chassis support 11 is provided with a skid-proof pad 111 to prevent movement on a slippery ground, and at the same time, protect the chassis support 11 and reduce wear of the chassis support 11.
A desk comprises a desk hopper 6 and a supporting leg structure with adjustable height, wherein the desk hopper 6 is connected with the supporting leg structure with adjustable height through bolts, one end of a movable supporting leg 2, which is far away from a fixed supporting leg 12, extends into the side surface of the desk hopper 6 and is connected with the desk hopper 6 through bolts, and two movable supporting legs 2 are respectively positioned on two opposite side surfaces of the desk hopper 6.
A tablet chair comprises a cushion 7 and a supporting leg structure with adjustable height, wherein the tablet chair is shown in an exploded process chart in figures 5-8, the cushion 7 is connected with the supporting leg structure with adjustable height through a connecting gasket 8, one end of a movable supporting leg 2, which is far away from a fixed supporting leg 12, is connected with a side face of the connecting gasket 8 through a bolt, and the top face of the connecting gasket 8 is connected with the cushion 7 through a bolt. The height adjustable support leg structure on the desk is larger than the height adjustable support leg structure on the tablet chair.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A supporting leg structure with adjustable height is characterized by comprising a base (1), a movable supporting leg (2) and a height adjusting mechanism (3), wherein,
the movable support leg (2) can extend into the base (1), the movable support leg (2) is connected with the base (1) through an elastic piece (4), the height adjusting mechanism (3) is respectively connected with the movable support leg (2) and the base (1), and the height adjusting mechanism (3) can limit the length of the movable support leg (2) extending into the base (1);
height adjusting mechanism (3) include lifting rack (31), fixed rack (32), knob (33) and fixed cover (34), fixed cover (34) cover is in remove on stabilizer blade (2) just fixed cover (34) with base (1) fixed connection, lifting rack (31) set up on removing the surface of stabilizer blade (2), fixed rack (32) are inlayed on the medial surface of fixed cover (34), fixed rack (32) can with lifting rack (31) meshing is connected, knob (33) cover the bellying in fixed cover (34) outside just knob (33) with fixed cover (34) pass through threaded rod threaded connection, it is rotatory knob (33) can make the threaded rod passes fixed cover (34) can be close to or keep away from fixed rack (32).
2. A height adjustable support leg structure according to claim 1, wherein an accommodation groove (21) is provided on the outer surface of the moving foot (2), the lifting rack (31) is located in the accommodation groove (21) and the lifting rack (31) is connected with the accommodation groove (21) by a screw.
3. A height adjustable support leg structure according to claim 1, characterized in that the elastic member (4) is connected with one end of the moving foot (2) by means of a connecting member (5);
the connecting piece (5) comprises a support leg sleeve-connecting part (51) and a sleeve part (52), the support leg sleeve-connecting part (51) is fixedly connected with the sleeve part (52), the support leg sleeve-connecting part (51) can extend into the end part of the movable support leg (2) and is connected with the movable support leg (2), the end part of the elastic piece (4) extends into the sleeve part (52), and the sleeve part (52) is connected with the elastic piece (4) through a screw.
4. A height adjustable support leg structure according to claim 1, wherein the elastic member (4) is a spring.
5. A height adjustable support leg structure according to claim 1, characterized in that the inside of the moving foot (2) is a hollow structure.
6. The height-adjustable supporting leg structure as claimed in claim 1, wherein the base (1) comprises a chassis support (11) and a fixed support leg (12), one end of the fixed support leg (12) is fixedly connected with the chassis support (11), the inside of the fixed support leg (12) is a hollow structure, the movable support leg (2) can extend into the fixed support leg (12), the movable support leg (2) is connected with the fixed support leg (12) through an elastic member (4), and the fixing sleeve (34) is fixedly connected with the fixed support leg (12).
7. The height-adjustable supporting leg structure as claimed in claim 6, wherein the number of the fixing legs (12) is two, the two fixing legs (12) are connected by a connecting rod (13) and the two fixing legs (12) are respectively located at both sides of the chassis frame (11).
8. A height adjustable support leg structure according to claim 6, characterized in that a non-slip mat (111) is provided on the chassis bracket (11).
9. A desk, characterized in that it comprises a bucket (6) and a height adjustable support leg structure according to any one of claims 1-8, said bucket (6) being bolted to said height adjustable support leg structure.
10. A tablet chair comprising a seat (7) and a height adjustable support leg structure as claimed in any one of claims 1 to 8, the seat (7) and height adjustable support leg structure being connected by a connecting spacer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021011914.5U CN212698078U (en) | 2020-06-04 | 2020-06-04 | Supporting leg structure with adjustable height, desk and tablet chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021011914.5U CN212698078U (en) | 2020-06-04 | 2020-06-04 | Supporting leg structure with adjustable height, desk and tablet chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212698078U true CN212698078U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021011914.5U Active CN212698078U (en) | 2020-06-04 | 2020-06-04 | Supporting leg structure with adjustable height, desk and tablet chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212698078U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749389A (en) * | 2021-09-06 | 2021-12-07 | 浙江科沃传动机械有限公司 | Manual lifting table with locking function |
-
2020
- 2020-06-04 CN CN202021011914.5U patent/CN212698078U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113749389A (en) * | 2021-09-06 | 2021-12-07 | 浙江科沃传动机械有限公司 | Manual lifting table with locking function |
| CN113749389B (en) * | 2021-09-06 | 2023-01-31 | 浙江科沃传动机械有限公司 | Manual lifting table with locking function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240325 Address after: No.76 Xiehe Road, Shengfang Town, Bazhou City, Langfang City, Hebei Province, 065702 Patentee after: Hebei Kunrunhe Furniture Co.,Ltd. Country or region after: China Address before: 161600 group 6, Tonglian village, Xijian Township, Keshan County, Qiqihar City, Heilongjiang Province Patentee before: Pang Qinghua Country or region before: China |