CN221179771U

CN221179771U - Adjustable desk

Info

Publication number: CN221179771U
Application number: CN202323284765.6U
Authority: CN
Inventors: 童永亮; 俞童霏
Original assignee: Qinghai Wanning Furniture Co ltd
Current assignee: Qinghai Wanning Furniture Co ltd
Priority date: 2023-12-04
Filing date: 2023-12-04
Publication date: 2024-06-21
Anticipated expiration: 2033-12-04

Abstract

The utility model discloses an adjustable desk, comprising: the table, the landing leg components symmetrically arranged at two sides of the bottom end of the table and the base arranged at the bottom end of the landing leg component; the support leg assembly comprises a fixed support rod and a sliding sleeve, and the sliding sleeve is sleeved at the top of the outer part of the fixed support rod in a sliding manner; an adjusting component for adjusting the height of the table plate is arranged between the two leg components; the adjusting component comprises a first fixed plate, a second fixed plate and a driving screw rod; the height of the desk can be adjusted at will through the cooperation of the first fixing plate, the second fixing plate and the driving screw rod, and the desk is simple to operate and convenient to adjust; the height of the desk can be limited through the cooperation of the worm and gear combiner combination, so that the driving screw rod is prevented from reversing, and the stability after adjustment is ensured; through the cooperation of guide rail, slider, articulated slab, articulated pole, articulated seat, can lead to the lift to the both ends of first fixed plate and second fixed plate, ensure that the atress is unanimous.

Description

Adjustable desk

Technical Field

The utility model relates to the technical field of furniture, in particular to an adjustable desk.

Background

Because modern teaching is more and more important to student's health, and the student is in the in-process of learning, because need sit for a long time, therefore the height of desk just directly has influenced student's position of sitting, consequently need set up the desk to different heights, and then satisfy different user demands, but in prior art, the desk that highly can adjust all only uses screw or draw-in hole to carry out spacing grafting mode and carries out the altitude mixture control, and the altitude mixture control is one-level, can't carry out the adjustment of optional position to the altitude mixture control; meanwhile, when books are placed in the desk, the gravity of the desk plate of the desk is increased, and then the height of the desk is adjusted in a limited inserting mode by adopting screws or clamping holes, the height of the desk is not easy to adjust.

Disclosure of utility model

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-described problems in the background art.

Accordingly, it is an object of the present utility model to provide an adjustable desk.

In order to solve the technical problems, the utility model provides the following technical scheme: an adjustable desk comprising: the table, the landing leg components symmetrically arranged at two sides of the bottom end of the table and the base arranged at the bottom end of the landing leg component; the support leg assembly comprises a fixed support rod and a sliding sleeve, and the sliding sleeve is sleeved at the top of the outer part of the fixed support rod in a sliding manner; an adjusting component for adjusting the height of the desk plate is arranged between the two supporting leg components; the adjusting component comprises a first fixing plate, a second fixing plate and a driving screw rod, wherein the first fixing plate is fixedly connected to one end of the two fixing support rods, the second fixing plate is fixedly connected to the bottom between the two sliding sleeves, the driving screw rod is rotationally inserted onto the first fixing plate through a circular groove, and the top thread of the driving screw rod is inserted onto the second fixing plate.

As a preferred embodiment of the adjustable desk according to the utility model, the adjustable desk comprises: the bottom fixed mounting of first fixed plate has the worm gear combiner, the axostylus axostyle of worm wheel on the worm gear combiner and the bottom fixed connection of drive lead screw, fixedly connected with crank on the axostylus axostyle of worm on the worm gear combiner.

As a preferred embodiment of the adjustable desk according to the utility model, the adjustable desk comprises: the top cover of drive lead screw outer wall is equipped with the protection sleeve, the bottom of protection sleeve and the top fixed connection of second fixed plate.

As a preferred embodiment of the adjustable desk according to the utility model, the adjustable desk comprises: the first fixed plate and the second fixed plate are fixedly connected with guide rails at opposite ends, sliding blocks are symmetrically sleeved on the guide rails in a sliding mode, and a hinge mechanism is arranged between the two sliding blocks which are matched oppositely.

As a preferred embodiment of the adjustable desk according to the utility model, the adjustable desk comprises: the hinge mechanism comprises two hinge plates hinged with each other through hinge rods, hinge seats are hinged at two ends of each hinge plate, the two hinge seats are fixedly connected with two opposite sliding blocks respectively, and the hinge rods are sleeved outside the driving screw rod in a sliding mode through circular grooves.

As a preferred embodiment of the adjustable desk according to the utility model, the adjustable desk comprises: the fixed support rod is fixedly connected to the top end of the base, and a supporting spring is arranged between the sliding sleeve and the top end of the fixed support rod.

As a preferred embodiment of the adjustable desk according to the utility model, the adjustable desk comprises: the both ends of base are all fixed to be overlapped and are equipped with the protective sheath.

The utility model has the beneficial effects that: the height of the desk can be adjusted at will through the cooperation of the first fixing plate, the second fixing plate and the driving screw rod, and the desk is simple to operate and convenient to adjust; the height of the desk can be limited through the cooperation of the worm and gear combiner combination, so that the driving screw rod is prevented from reversing, and the stability after adjustment is ensured; through the cooperation of guide rail, slider, articulated slab, articulated pole, articulated seat, can lead to the lift to the both ends of first fixed plate and second fixed plate, ensure that the atress is unanimous.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a front view of the junction of fig. 1 in accordance with the present utility model.

FIG. 3 is a schematic view of the leg assembly and the adjusting assembly according to the present utility model.

FIG. 4 is a schematic view of the structure of the adjusting assembly of the present utility model.

Fig. 5 is a schematic diagram of a connection structure of the driving screw and worm gear combiner of the utility model.

FIG. 6 is a schematic cross-sectional view of a leg assembly of the present utility model.

In the figure: 1. a table plate; 2. a leg assembly; 21. fixing the support rod; 22. a sliding sleeve; 221. a support spring; 3. a base; 31. a protective sleeve; 4. an adjustment assembly; 41. a first fixing plate; 42. a second fixing plate; 43. a guide rail; 431. a slide block; 44. a hinged plate; 441. a hinge rod; 442. a hinge base; 45. driving a screw rod; 46. a worm gear combiner; 47. a protective sleeve.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Examples

Referring to fig. 1-6, there is provided an adjustable desk comprising:

The table plate 1, the supporting leg assemblies 2 symmetrically arranged on two sides of the bottom end of the table plate 1 and the base 3 arranged at the bottom end of the supporting leg assembly 2; the support leg assembly 2 comprises a fixed support rod 21 and a sliding sleeve 22, wherein the sliding sleeve 22 is sleeved at the top of the outer part of the fixed support rod 21 in a sliding manner, the fixed support rod 21 is fixedly connected to the top end of the base 3, and a supporting spring 221 is arranged between the inside of the sliding sleeve 22 and the top end of the fixed support rod 21; both ends of the base 3 are fixedly sleeved with protective sleeves 31, and the protective sleeves 31 are made of wear-resistant plastic materials; the above are all prior art and are not described in detail herein.

An adjusting component 4 for adjusting the height of the table plate 1 is arranged between the two leg components 2; the adjusting component 4 comprises a first fixing plate 41, a second fixing plate 42 and a driving screw rod 45, wherein the first fixing plate 41 is fixedly connected to the opposite ends of the two fixing support rods 21, the second fixing plate 42 is fixedly connected to the bottom between the two sliding sleeves 22, the driving screw rod 45 is rotationally inserted into the first fixing plate 41 through a circular groove, and the top thread of the driving screw rod 45 is inserted into the second fixing plate 42; through the cooperation of first fixed plate 41, second fixed plate 42 and drive lead screw 45, can carry out arbitrary regulation to the height of desk, easy operation, it is convenient to adjust.

The bottom end of the first fixing plate 41 is fixedly provided with a worm and gear combiner 46, a shaft lever of a worm wheel on the worm and gear combiner 46 is fixedly connected with the bottom end of a driving screw 45, and a crank is fixedly connected with the shaft lever of a worm on the worm and gear combiner 46; the height of the desk can be limited through the combination of the worm and gear combiner 46, so that the driving screw 45 is prevented from reversing, and the stability after adjustment is ensured; when the crank drives the worm to rotate clockwise during adjustment, the worm drives the worm wheel to rotate clockwise, the worm wheel drives the driving screw rod 45 to rotate clockwise, the driving screw rod 45 drives the second fixing plate 42 to ascend, the second fixing plate 42 drives the sliding sleeve 22 to ascend along the outer part of the fixing support rod 21, and the sliding sleeve 22 drives the table plate 1 to ascend; when the crank drives the worm to rotate anticlockwise, the worm drives the worm wheel to rotate anticlockwise, the worm wheel drives the driving screw rod 45 to rotate anticlockwise, the driving screw rod 45 drives the second fixing plate 42 to descend, the second fixing plate 42 drives the sliding sleeve 22 to descend along the outer part of the fixing support rod 21, and the sliding sleeve 22 drives the table plate 1 to descend

The top cover of drive lead screw 45 outer wall is equipped with protection sleeve 47, and the bottom of protection sleeve 47 is fixed connection with the top of second fixed plate 42.

The opposite ends of the first fixing plate 41 and the second fixing plate 42 are fixedly connected with guide rails 43, sliding blocks 431 are symmetrically sleeved on the guide rails 43 in a sliding mode, and a hinge mechanism is arranged between the two opposite matched sliding blocks 431; the hinge mechanism comprises two hinge plates 44 hinged with each other through a hinge rod 441, hinge seats 442 are hinged at two ends of each hinge plate 44, the two hinge seats 442 are fixedly connected with two opposite sliding blocks 431 respectively, and the hinge rod 441 is sleeved outside the driving screw rod 45 in a sliding manner through a circular groove; the guide rail 43, the slide block 431, the hinge plate 44, the hinge rod 441 and the hinge seat 442 cooperate to guide and lift the two ends of the first fixing plate 41 and the second fixing plate 42, so as to ensure consistent stress.

It should be noted that various standard components used in the present invention are available in the market, and non-standard components can be specifically customized, and the connection manner adopted in the present invention, such as threaded connection, hinging, etc., are very common means in the mechanical field, and the inventor will not be reiterated here.

The operation process comprises the following steps: during adjustment, the crank is held by hand, when the crank drives the worm to rotate clockwise, the worm drives the worm wheel to rotate clockwise, the worm wheel drives the driving screw rod 45 to rotate clockwise, the driving screw rod 45 drives the second fixing plate 42 to ascend, the second fixing plate 42 drives the two hinge plates 44 to hinge, the sliding block 431 moves towards the opposite end of the hinge plates, the second fixing plate 42 drives the sliding sleeve 22 to ascend along the outer part of the fixing support rod 21, and the sliding sleeve 22 drives the table plate 1 to ascend;

When the crank drives the worm to rotate anticlockwise, the worm drives the worm wheel to rotate anticlockwise, the worm wheel drives the driving screw rod 45 to rotate anticlockwise, the driving screw rod 45 drives the second fixing plate 42 to descend, the second fixing plate 42 drives the two hinged plates 44 to be hinged, the sliding block 431 moves towards the opposite end of the hinged plates, the second fixing plate 42 drives the sliding sleeve 22 to descend along the outer portion of the fixing support rod 21, and the sliding sleeve 22 drives the table plate 1 to descend.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. An adjustable desk comprising:

The novel table comprises a table plate (1), support leg assemblies (2) symmetrically arranged on two sides of the bottom end of the table plate (1) and a base (3) arranged at the bottom end of the support leg assemblies (2);

The support leg assembly (2) comprises a fixed support rod (21) and a sliding sleeve (22), and the sliding sleeve (22) is sleeved on the top of the outer part of the fixed support rod (21) in a sliding manner;

The method is characterized in that: an adjusting component (4) for adjusting the height of the table plate (1) is arranged between the two supporting leg components (2);

The adjusting component (4) comprises a first fixing plate (41), a second fixing plate (42) and a driving screw rod (45), wherein the first fixing plate (41) is fixedly connected to one end opposite to the two fixing support rods (21), the second fixing plate (42) is fixedly connected to the bottom between the two sliding sleeves (22), the driving screw rod (45) is rotationally connected onto the first fixing plate (41) through a circular groove, and the top thread of the driving screw rod (45) is connected onto the second fixing plate (42).

2. An adjustable desk as recited in claim 1, wherein: the bottom end of the first fixing plate (41) is fixedly provided with a worm and gear combiner (46), a shaft lever of a worm wheel on the worm and gear combiner (46) is fixedly connected with the bottom end of a driving screw rod (45), and a crank is fixedly connected on the shaft lever of a worm on the worm and gear combiner (46).

3. An adjustable desk as recited in claim 1, wherein: the top cover of drive lead screw (45) outer wall is equipped with protection sleeve (47), the bottom of protection sleeve (47) is connected with the top fixed connection of second fixed plate (42).

4. An adjustable desk as recited in claim 1, wherein: the two opposite ends of the first fixing plate (41) and the second fixing plate (42) are fixedly connected with guide rails (43), sliding blocks (431) are symmetrically sleeved on the guide rails (43) in a sliding mode, and a hinge mechanism is arranged between the two opposite matched sliding blocks (431).

5. An adjustable desk as recited in claim 4, wherein: the hinge mechanism comprises two hinge plates (44) hinged with each other through hinge rods (441), hinge bases (442) are hinged at two ends of each hinge plate (44), the two hinge bases (442) are fixedly connected with two opposite sliding blocks (431) respectively, and the hinge rods (441) are sleeved outside the driving screw rods (45) in a sliding mode through circular grooves.

6. An adjustable desk as recited in claim 1, wherein: the fixed support rod (21) is fixedly connected to the top end of the base (3), and a supporting spring (221) is arranged between the sliding sleeve (22) and the top end of the fixed support rod (21).

7. An adjustable desk as recited in claim 1, wherein: both ends of the base (3) are fixedly sleeved with protective sleeves (31).