CN216854084U - Height-adjustable device for table and chair - Google Patents
Height-adjustable device for table and chair Download PDFInfo
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- CN216854084U CN216854084U CN202123164709.XU CN202123164709U CN216854084U CN 216854084 U CN216854084 U CN 216854084U CN 202123164709 U CN202123164709 U CN 202123164709U CN 216854084 U CN216854084 U CN 216854084U
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- adjusting
- supporting
- height
- side wall
- tube
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Abstract
The utility model discloses a device capable of adjusting the height of a table and a chair, which comprises a supporting base, wherein the upper end surface of the supporting base is fixedly connected with a supporting tube, an adjusting screw rod penetrates through the supporting tube and is in threaded connection with the supporting tube, the upper end surface of the adjusting screw rod is provided with a connecting base, the upper end surface of the connecting base is rotatably connected with a table top, the adjusting screw rod penetrates through the rotating connecting base and is fixedly connected with the table top, a movable tube is sleeved on the side wall of the supporting tube, a supporting mechanism used for supporting and positioning the connecting base is arranged between the movable tube and the connecting base, and an adjusting mechanism used for adjusting the position of the movable tube is arranged in the supporting tube. According to the utility model, by arranging the adjusting screw rod, the supporting tube, the desktop and other structures, the desktop is rotated to drive the screw rod to rotate and is in threaded connection with the supporting tube, so that the height of the desktop is adjusted, the height of the desktop is conveniently adjusted, and meanwhile, the structure is simple and the operation is easy.
Description
Technical Field
The utility model relates to the technical field of height adjustment of tables and chairs, in particular to a device capable of adjusting the height of the tables and the chairs.
Background
Because everyone's height and need inconsistent, have in the market to adopt the height of chair, desk of height regulation in a large number in order being applicable to different people's height, its most adopts hydraulic mode, and the cost height and the use cost of this mode are higher, and current mode of adjusting the height of table chair is comparatively complicated, and the structure is complicated, and the cost is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a device capable of adjusting the height of a table and a chair.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides an adjustable table chair height device, is including supporting the base, the up end fixedly connected with stay tube of support base, it has adjusting screw to run through threaded connection in the stay tube, adjusting screw's up end is equipped with the connection base, the up end of connecting the base rotates and is connected with the desktop, adjusting screw runs through rotation and connects the base, just adjusting screw fixed connection desktop, the cover is equipped with the expansion pipe on the lateral wall of stay tube, be equipped with between expansion pipe and the connection base and be used for supporting the supporting mechanism with the location to the connection base, be equipped with the adjustment mechanism who is used for the expansion pipe position control in the stay tube.
Preferably, the supporting mechanism comprises an adjusting ring sleeved on the side wall of the movable pipe, and two symmetrically arranged telescopic rods are arranged between the adjusting ring and the connecting base.
Preferably, set up the spacing groove that two symmetries set up on the lateral wall of activity pipe, the inside wall fixedly connected with of adjustable ring has the stopper piece that two symmetries set up, stopper sliding connection is at the spacing inslot.
Preferably, the adjusting mechanism includes a driving shaft which is connected in the supporting pipe in a penetrating and rotating manner, a driving gear is fixedly connected to the side wall of the driving shaft, a sliding groove is formed in the side wall of the rear side of the supporting pipe, a driving toothed plate is connected in the sliding groove in a sliding manner, and the upper end face of the driving toothed plate is fixedly connected with the movable pipe.
Preferably, the lower end surface of the adjusting screw is rotatably connected with a sliding plate, and the sliding plate is slidably connected in the supporting pipe.
Preferably, the cover is equipped with drive sleeve on the lateral wall of drive shaft, fixedly connected with handle on drive sleeve's the lateral wall, the sliding block that two symmetries of fixedly connected with set up on drive sleeve's the inside wall, the spread groove has been seted up on the lateral wall of drive shaft, sliding block sliding connection is in the spread groove.
Compared with the prior art, the utility model has the beneficial effects that:
1. through setting up adjusting screw, stay tube and desktop isotructure, drive the screw rod rotation and realize then the regulation to the desktop height with stay tube threaded connection through rotatory desktop, simple structure and easy operation when convenient adjustment desktop height.
2. Through setting up telescopic link, movable tube and drive pinion rack, drive gear isotructure, realize the stable support and the convenient operation to the movable tube position control of desktop height lifting in-process, promote the overall stability of desktop at the lifting height in-process.
Drawings
FIG. 1 is a schematic front view of a device for adjusting the height of a table and a chair according to the present invention;
FIG. 2 is a schematic view of the adjustable state of the device for adjusting the height of a table and a chair according to the present invention;
FIG. 3 is a schematic view of the internal structure of a support tube for a device capable of adjusting the height of a desk and a chair according to the present invention.
In the figure: the device comprises a supporting base 1, a supporting tube 2, a driving shaft 3, a movable tube 4, an adjusting ring 5, an adjusting screw 6, an expansion rod 7, a connecting base 8, a tabletop 9, a limiting groove 10, a limiting block 11, a sliding plate 12, a driving toothed plate 13 and a driving toothed plate 14.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1-3, a device capable of adjusting the height of a table and chair comprises a supporting base 1, wherein the upper end surface of the supporting base 1 is fixedly connected with a supporting tube 2, an adjusting screw 6 is connected with the supporting tube 2 through a thread, the upper end surface of the adjusting screw 6 is provided with a connecting base 8, the upper end surface of the connecting base 8 is rotatably connected with a table top 9, the adjusting screw 6 is rotatably connected with the base 8 through a penetrating way, the adjusting screw 6 is fixedly connected with the table top 9, the lower end surface of the adjusting screw 6 is rotatably connected with a sliding plate 12, the sliding plate 12 is slidably connected with the supporting tube 2, the side wall of the supporting tube 2 is sleeved with a movable tube 4, the side wall of the movable tube 4 is provided with two symmetrically arranged limiting grooves 10, the inner side wall of an adjusting ring 5 is fixedly connected with two symmetrically arranged limiting blocks 11, and the limiting blocks 11 are slidably connected with the limiting grooves 10;
a supporting mechanism used for supporting and positioning the connecting base 8 is arranged between the movable tube 4 and the connecting base 8, the supporting mechanism comprises an adjusting ring 5 sleeved on the side wall of the movable tube 4, and two symmetrically-arranged telescopic rods 7 are arranged between the adjusting ring 5 and the connecting base 8.
An adjusting mechanism for adjusting the position of the movable tube 4 is arranged in the supporting tube 2, the adjusting mechanism comprises a driving shaft 3 which is connected in the supporting tube 2 in a penetrating and rotating mode, a driving sleeve is sleeved on the side wall of the driving shaft 3, a handle is fixedly connected to the side wall of the driving sleeve, two sliding blocks which are symmetrically arranged are fixedly connected to the inner side wall of the driving sleeve, a connecting groove is formed in the side wall of the driving shaft 3, and the sliding blocks are connected in the connecting groove in a sliding mode;
the side wall of the driving shaft 3 is fixedly connected with a driving gear 14, the side wall of the rear side of the supporting pipe 2 is provided with a sliding groove, the sliding groove is internally connected with a driving toothed plate 13 in a sliding mode, and the upper end face of the driving toothed plate 13 is fixedly connected with the movable pipe 4.
When the adjustable table top is used, as shown in fig. 1-3, when the height of the table top 9 needs to be adjusted, the table top 9 is rotated to drive the adjusting screw 6 to rotate and be connected with threads in the supporting tube 2, so that the height of the adjusting screw 6 is adjusted and lifted, namely the height of the table top 9 is lifted, in the process, the table top 9 drives the connecting base 8 to move upwards and drives the length of the two telescopic rods 7 between the adjusting ring 5 and the connecting base 8 to be adjusted, the table top 9 is positioned and supported in the height adjusting process, in the process, the adjusting ring 5 slides on the side wall of the movable tube 4 under the limiting action of the limiting groove 10 and the limiting block 11, and meanwhile, the driving gear 14 is driven by rotating the driving shaft 3 to be meshed with the driving toothed plate 13 in the supporting tube 2, so that the height and the position of the movable tube 4 are adjusted.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A device capable of adjusting the height of a table and a chair comprises a supporting base (1) and is characterized in that, the upper end surface of the supporting base (1) is fixedly connected with a supporting tube (2), the supporting tube (2) is internally connected with an adjusting screw rod (6) through a thread, a connecting base (8) is arranged on the upper end face of the adjusting screw rod (6), a tabletop (9) is rotationally connected to the upper end face of the connecting base (8), the adjusting screw rod (6) penetrates through the connecting base (8), the adjusting screw rod (6) is fixedly connected with a desktop (9), the side wall of the supporting tube (2) is sleeved with a movable tube (4), a supporting mechanism for supporting and positioning the connecting base (8) is arranged between the movable tube (4) and the connecting base (8), an adjusting mechanism for adjusting the position of the movable pipe (4) is arranged in the supporting pipe (2).
2. The device for adjusting the height of a desk and chair as claimed in claim 1, wherein the supporting mechanism comprises an adjusting ring (5) sleeved on the side wall of the movable tube (4), and two symmetrically arranged telescopic rods (7) are arranged between the adjusting ring (5) and the connecting base (8).
3. The device for adjusting the height of a desk and chair according to claim 2, wherein the side wall of the movable tube (4) is provided with two symmetrically arranged limiting grooves (10), the inner side wall of the adjusting ring (5) is fixedly connected with two symmetrically arranged limiting blocks (11), and the limiting blocks (11) are slidably connected in the limiting grooves (10).
4. The device for adjusting the height of a table and chair as claimed in claim 3, wherein the adjusting mechanism comprises a driving shaft (3) which is connected in a supporting tube (2) in a penetrating and rotating manner, a driving gear (14) is fixedly connected to the side wall of the driving shaft (3), a sliding groove is formed in the side wall of the rear side of the supporting tube (2), a driving toothed plate (13) is connected in the sliding groove in a sliding manner, and the upper end face of the driving toothed plate (13) is fixedly connected with the movable tube (4).
5. The device for adjusting the height of a desk and chair as claimed in claim 4, wherein the lower end surface of the adjusting screw (6) is rotatably connected with a sliding plate (12), and the sliding plate (12) is slidably connected in the supporting tube (2).
6. The device for adjusting the height of a desk and chair as claimed in claim 5, wherein a driving sleeve is sleeved on the side wall of the driving shaft (3), a handle is fixedly connected to the side wall of the driving sleeve, two sliding blocks are symmetrically arranged and fixedly connected to the inner side wall of the driving sleeve, a connecting groove is formed in the side wall of the driving shaft (3), and the sliding blocks are slidably connected in the connecting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123164709.XU CN216854084U (en) | 2021-12-15 | 2021-12-15 | Height-adjustable device for table and chair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123164709.XU CN216854084U (en) | 2021-12-15 | 2021-12-15 | Height-adjustable device for table and chair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216854084U true CN216854084U (en) | 2022-07-01 |
Family
ID=82147509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123164709.XU Active CN216854084U (en) | 2021-12-15 | 2021-12-15 | Height-adjustable device for table and chair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216854084U (en) |
-
2021
- 2021-12-15 CN CN202123164709.XU patent/CN216854084U/en active Active
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