CN214711206U - Computer desk convenient to height-adjusting - Google Patents

Abstract

The utility model discloses a desk convenient to height-adjusting relates to desk technical field. The utility model discloses a: the upper table plate is provided with an upper table hole at the upper side, four upper L-shaped connecting rods are arranged at the lower side of the upper table plate, and a first rectangular block is fixed at one end of each upper L-shaped connecting rod and provided with a spring; the lower side of the lower table plate is provided with four lower L-shaped connecting rods, one side of each lower L-shaped connecting rod is fixedly provided with a limiting plate and a second rectangular block, a spring is arranged between the first rectangular block and the second rectangular block, and the first rectangular block is positioned at the upper part of the limiting plate; a first rectangular plate and a fixed block are fixed on the upper side of the lower table plate, a second rectangular plate is arranged on the lower side of the upper table plate, a motor is arranged in the fixed block, a rotating piece is arranged at the output end of the motor, and the rotating piece is matched between the first rectangular plate and the second rectangular plate; the utility model ensures that the arms and the neck are positioned at the position which makes the user feel comfortable relatively by adjusting the height of the computer desk.

Description

Computer desk convenient to height-adjusting

Technical Field

The utility model belongs to the technical field of the desk, especially relate to a desk convenient to height-adjusting.

Background

The computer desk is a desk used for placing a computer, is an important office and living article, the modern computer desk has various styles and materials and is diversified in design, along with the progress of society and science and technology, the style design of the computer desk is also different day by day, the computer is a special electric appliance, and the computer desk is different from a television and a sound box in that people need to operate in a close range all the time when in use, so that the computer desk has specific requirements on the placing height of the computer and the positions of a keyboard and a mouse, and common furniture mostly does not meet the conditions. The computer desk can be easily and pleasantly operated by selecting a computer desk with proper height, the working efficiency of the computer desk is improved according to introduction of experts, the height of a writing desk and a desk and the height of a keyboard and a mouse on the computer desk are equal to or slightly lower than the elbow of a person in a sitting posture, the horizontal sight line of eyes in the sitting posture is not higher than the upper side of a display, otherwise, the vision is reduced, the occurrence of cervical spondylosis and lumbar spondylosis can be effectively reduced by adjusting one height of the computer desk, the computer desk convenient for height adjustment is provided, and the requirements of the people are met very much.

Most of the existing computer tables are non-adjustable and fixed-height type table tops, and the requirements on the height of the computer table are different due to different heights of most people.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a desk convenient to height-adjusting drives through the motor and rotates for go up L type connecting rod up-and-down motion, thereby solved the problem that exists among the above-mentioned prior art.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a computer desk convenient for height adjustment comprises an upper desk plate, wherein an upper desk hole is formed in the upper side of the upper desk plate, four upper L-shaped connecting rods are arranged on the lower side of the upper desk plate, and a first rectangular block is fixed at one end of each upper L-shaped connecting rod; the lower side of the lower table plate is provided with four lower L-shaped connecting rods, one side of each lower L-shaped connecting rod is fixedly provided with a limiting plate and a second rectangular block, a spring is arranged between the first rectangular block and the second rectangular block, and the first rectangular block is positioned at the upper part of the limiting plate; the upper side of the lower table plate is fixedly provided with a first rectangular plate and a fixed block, the lower side of the upper table plate is provided with a second rectangular plate, the fixed block is internally provided with a motor, the output end of the motor is provided with a rotating piece, and the rotating piece is matched between the first rectangular plate and the second rectangular plate.

Optionally, notches are formed in four corners of the lower table plate, and the upper L-shaped connecting rod is in sliding fit with the notches.

Optionally, the sliding grooves are formed in two sides of one side, opposite to the first rectangular plate, of the upper object block, and the rotating piece is in running fit with the sliding grooves of the second rectangular plate and the first rectangular plate of the lower object block.

Optionally, a cylindrical through groove is formed in one side of the fixing block, and the motor is fixed to the inner side of the cylindrical through groove.

Optionally, a support frame is arranged between the first rectangular plate and the fixing block, a through hole is formed in one side of the upper portion of the support frame, and the output end of the motor is rotatably matched with the inner side of the through hole.

Optionally, the rotating member is a cam or an eccentric.

The embodiment of the utility model has the following beneficial effect:

1. the utility model discloses an embodiment is ensured through the mode of adjusting the desk height so that on arm and neck all were in making the user comfortable exact position relatively, the desk was applicable to the user of different heights, can come to carry out effectual regulation to the height of desk according to the height of oneself.

2. The utility model discloses an embodiment is through last L type connecting rod and the spring that sets up down between the L type connecting rod, the impact force that produces when reducing two L type connecting rods motions to stability when increasing sliding motion, the relative loss of use that has reduced the product has strengthened the life of product.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a schematic view of a lower structure of an embodiment of the present invention;

fig. 3 is a schematic right-view structural diagram of an embodiment of the present invention;

FIG. 4 is a schematic view of the structure at A in FIG. 2;

fig. 5 is a schematic structural diagram at B in fig. 2.

Wherein the figures include the following reference numerals:

lower L type connecting rod 1, limiting plate 2, go up L type connecting rod 3, spring 4, lower table 5, knob 501, lower table hole 6, upper table 7, upper table hole 8, first rectangular plate 10, support frame 11, rotate piece 12, second rectangular plate 13, fixed block 14, motor 15.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1-5, in the present embodiment, a computer desk with adjustable height is provided, including: an upper table plate 7, wherein an upper table hole 8 is formed in the upper side of the upper table plate 7, four upper L-shaped connecting rods 3 are arranged on the lower side of the upper table plate 7, and a first rectangular block is fixed at one end of each upper L-shaped connecting rod 3 and provided with a spring 4; the lower table plate 5 is provided with four lower L-shaped connecting rods 1 at the lower side of the lower table plate 5, a limiting plate 2 and a second rectangular block are fixed at one side of each lower L-shaped connecting rod 1, a spring 4 is arranged between each first rectangular block and each second rectangular block, and each first rectangular block is positioned at the upper part of the limiting plate 2; the upper side of the lower table plate 5 is fixedly provided with a first rectangular plate 10 and a fixed block 14, the lower side of the upper table plate 7 is provided with a second rectangular plate 13, a motor 15 is arranged in the fixed block 14, the output end of the motor 15 is provided with a rotating piece 12, and the rotating piece 12 is matched between the first rectangular plate 10 and the second rectangular plate 13.

Specifically, the motor 15 may be a stepping motor, and a sliding groove formed in the first rectangular plate 10 is a through groove, and the motor 15 may also be a stepping motor that supports forward and reverse rotation, and a forward and reverse rotation switch of the stepping motor is installed on a side portion of the lower table 5 or the upper table 7.

The application of one aspect of the embodiment is as follows: the output end of the driving motor 15 drives the rotating piece to rotate between the second rectangular plate and the first rectangular plate, when the long shaft of the rotating piece is in the longitudinal position, the upper L-shaped connecting rod rises to the highest position, and the upper table plate 7 is lifted; when the long axis of the elliptic rotation member is in the transverse position, the upper L-shaped connecting rod descends to the lowest position, and the upper table plate 7 descends; and the force of the upper L-shaped connecting rod in the lifting process is reduced under the action of the spring in the lifting process of the upper L-shaped connecting rod, so that the upper L-shaped connecting rod is stably lifted and stably lowered.

The height of the computer desk can be adjusted to ensure that the arms and the neck are positioned at the positions which are comfortable and correct for the user, the computer desk is suitable for users with different heights, and the height of the computer desk can be effectively adjusted according to the height of the user.

In the embodiment, notches are formed in four corners of the lower table plate 5, and the upper L-shaped connecting rod 3 is in sliding fit with one side of the lower L-shaped connecting rod 1 of each notch; the notched portion is mainly used for guiding the L-shaped connecting rod 3 and limiting the degree of freedom of the L-shaped connecting rod 3.

In the embodiment, sliding grooves are formed in two opposite sides of the second rectangular plate 13 and the first rectangular plate 10, and the rotating piece 12 is matched in the sliding grooves of the second rectangular plate 13 and the first rectangular plate 10; the sliding grooves are provided to reduce the resistance to the rotation of the rotor 12.

In this embodiment, a cylindrical through groove is formed in one side of the fixing block 14, and the motor 15 is fixed inside the cylindrical through groove.

In the embodiment, a supporting frame 11 is arranged between a first rectangular plate 10 and a fixed block 14, a through hole is formed in one side of the upper part of the supporting frame 11, and the output end of a driving motor 15 is rotatably matched with the inner side of the through hole; the support frame 11 mainly provides a supporting function for the output end of the motor, so that the rigidity of the motor is enhanced, and the stability during movement is improved.

The rotary member 12 of the present embodiment is a cam or an eccentric.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims (6)

1. A computer desk convenient for height adjustment is characterized in that an upper desk plate (7) is provided, an upper desk hole (8) is formed in the upper side of the upper desk plate (7), four upper L-shaped connecting rods (3) are arranged on the lower side of the upper desk plate (7), and a first rectangular block is fixed at one end of each upper L-shaped connecting rod (3);

the table comprises a lower table plate (5), wherein four lower L-shaped connecting rods (1) are arranged on the lower side of the lower table plate (5), a limiting plate (2) and a second rectangular block are fixed on one side of each lower L-shaped connecting rod (1), a spring (4) is arranged between each first rectangular block and each second rectangular block, and each first rectangular block is located on the upper portion of the limiting plate (2);

the upper side of the lower table plate (5) is fixedly provided with a first rectangular plate (10) and a fixed block (14), the lower side of the upper table plate (7) is provided with a second rectangular plate (13), a motor (15) is arranged in the fixed block (14), the output end of the motor (15) is provided with a rotating piece (12), and the rotating piece (12) is matched between the first rectangular plate (10) and the second rectangular plate (13).

2. The computer desk convenient for height adjustment according to claim 1, wherein the four corners of the lower desk plate (5) are provided with notches, and the upper L-shaped connecting rod (3) is slidably fitted in the notches.

3. The computer desk convenient for height adjustment according to claim 1, wherein the second rectangular plate (13) and the first rectangular plate (10) are provided with sliding grooves on opposite sides, and the rotating member (12) is fitted in the sliding grooves of the second rectangular plate (13) and the first rectangular plate (10).

4. The computer desk convenient for height adjustment according to claim 1, wherein a cylindrical through groove is formed at one side of the fixing block (14), and the motor (15) is fixed at the inner side of the cylindrical through groove.

5. The computer desk convenient for height adjustment according to claim 1, wherein a support frame (11) is arranged between the first rectangular plate (10) and the fixing block (14), a through hole is formed in the upper portion of the support frame (11), and the output end of the motor (15) is rotatably matched with the inner side of the through hole.

6. A computer desk with height adjustable as claimed in claim 1, wherein the rotary member (12) is a cam or an eccentric.

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