CN211186315U - Adjustable desk based on man-machine engineering - Google Patents

Adjustable desk based on man-machine engineering Download PDF

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Publication number
CN211186315U
CN211186315U CN201922053398.6U CN201922053398U CN211186315U CN 211186315 U CN211186315 U CN 211186315U CN 201922053398 U CN201922053398 U CN 201922053398U CN 211186315 U CN211186315 U CN 211186315U
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supporting frame
plate
adjustable desk
desktop
arc
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CN201922053398.6U
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Chinese (zh)
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袁玲
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Taiyuan Institute of Technology
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Taiyuan Institute of Technology
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Abstract

The utility model discloses an adjustable desk based on man-machine engineering, belong to the desk field, an adjustable desk based on man-machine engineering, including the braced frame body, a pair of lift table leg that is bilateral symmetry and distributes of braced frame body lower extreme fixedly connected with, the braced frame body upper end is rotated and is connected with the desktop board, the braced frame body internal rotation is connected with the transmission shaft, a pair of gear that is bilateral symmetry and distributes of transmission shaft outer end fixedly connected with, the transmission shaft right-hand member runs through braced frame body and fixedly connected with knob, a pair of arc pinion rack of being connected with gear engagement of braced frame body lower extreme fixedly connected with, both inner walls all dig the holding tank about the braced frame body, sliding connection has the fixture block in the holding tank, can realize being convenient for young students take root according to self need to incline certain angle with the desktop board, make the, The health of the user is affected by lowering the head.

Description

Adjustable desk based on man-machine engineering
Technical Field
The utility model relates to a desk field, more specifically say, relate to an adjustable desk based on ergonomic.
Background
The desk is a student appliance which is inevitably used by students in schools, but most of the current desks are fixed standard desks, the height of the desks is fixed and cannot be adjusted, so that the desk is inconvenient for the students in the growth stage and with frequently changed height, when the desks are too short, the students need to bend down and bow heads when learning, the cervical vertebra and the vertebra are poor in development, and when the desks are too high, the students are easy to cause myopia after long-time use because the eyes are too close to the desktop.
In order to solve the problem that the height of a desk is inconvenient to adjust, various adjustable desks designed based on ergonomics appear in the market at present, the heights of desktops can be adjusted by adjusting lifting desk legs so as to adapt to students with different heights, however, the desktops of the desks are generally horizontally fixed, the bodies of young students are always habitually inclined forwards when writing or reading, abnormal bending of spines of the young students is easily caused when the young students write and read on the horizontal desktops for a long time, and the physical health of the students is seriously influenced.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims at providing an adjustable desk based on man-machine engineering, it can realize being convenient for the juvenile take root according to self needs with the certain angle of desktop board slope, makes the student can obtain suitable sight angle when writing or reading, effectively avoids the long-time health of student to lean forward, the low head influences its healthy.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
An adjustable desk based on human-computer engineering comprises a supporting frame body, wherein the lower end of the supporting frame body is fixedly connected with a pair of lifting desk legs which are symmetrically distributed leftwards and rightwards, the upper end of the supporting frame body is rotatably connected with a desktop board, the supporting frame body is rotatably connected with a transmission shaft, the outer end of the transmission shaft is fixedly connected with a pair of gears which are symmetrically distributed leftwards and rightwards, the right end of the transmission shaft penetrates through the supporting frame body and is fixedly connected with a knob, the lower end of the supporting frame body is fixedly connected with a pair of arc-shaped toothed plates which are meshed with the gears, the left inner wall and the right inner wall of the supporting frame body are both provided with accommodating grooves, the accommodating grooves are slidably connected with clamping blocks, compression springs are fixedly connected between the inner bottom of the accommodating grooves and the clamping blocks, one, the pull rod penetrates through the supporting frame body and extends out of the supporting frame body, and the pull cap is fixedly connected to the end, far away from the clamping block, of the pull rod, so that the desktop board can be inclined by a certain angle according to the requirement of the adolescent student, the student can obtain a proper sight angle during writing or reading, and the influence on the health of the student due to the fact that the body of the student leans forward and heads down for a long time is effectively avoided.
Furthermore, the specific number of the clamping grooves is 6-10 pairs, the clamping grooves are uniformly distributed at the outer end of the arc-shaped toothed plate, the clamping blocks are combined with the clamping grooves at corresponding positions, the arc-shaped toothed plate can be clamped and fixed at different heights, and therefore the table top plate can be inclined at different angles.
Further, a plurality of T shape sliders of the equal fixedly connected with of two inner walls about the braced frame body, the arc pinion rack is cut near the one end of T shape slider and is had a plurality of T shape guide ways with T shape slider sliding connection, and the effect of injecing arc pinion rack moving trajectory can be played in the mutually supporting between T shape slider and the T shape guide way.
Furthermore, the upper end of the supporting frame body is fixedly connected with an object placing plate matched with the desktop plate, the upper surface of the object placing plate is flush with the upper surface of the desktop plate, the object placing plate is horizontally fixed and cannot incline along with the desktop plate, and therefore students can conveniently place unused school supplies.
Furthermore, the upper surface of the desktop plate is fixedly connected with an anti-skidding rubber pad, the upper end of the desktop plate is fixedly connected with a baffle, the left end of the baffle is flush with the left end of the desktop plate, and when the desktop plate inclines, the anti-skidding rubber pad and the baffle can effectively prevent objects on the desktop plate from falling.
Furthermore, the upper end of the supporting frame body is fixedly connected with a cushion rubber pad, the thickness of the cushion rubber pad is 2-5mm, when the student resets the desktop plate, the cushion rubber pad can play a role in buffering and damping the fallen desktop plate, and the desktop plate and the supporting frame body are effectively prevented from being damaged due to collision.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) the scheme can realize that the desktop plate can be inclined by a certain angle according to the self requirement of the juvenile, so that the student can obtain a proper sight angle when writing or reading, and the influence on the health of the student due to the fact that the body of the student leans forward and lowers the head for a long time can be effectively avoided.
(2) The concrete quantity of draw-in groove is 6-10 pairs, and draw-in groove evenly distributed is in the arc pinion rack outer end, and the fixture block combines together with the draw-in groove of relevant position, can be fixed in different heights with the arc pinion rack joint to make the desktop board can incline a plurality of different angles.
(3) The equal fixedly connected with a plurality of T shape sliders of two inner walls about braced frame, the arc pinion rack is close to the one end of T shape slider and cuts a plurality of T shape guide ways with T shape slider sliding connection, mutually supports between T shape slider and the T shape guide way, can play the effect of injecing arc pinion rack moving trajectory.
(4) The upper end of the supporting frame body is fixedly connected with an object placing plate matched with the desktop plate, the upper surface of the object placing plate is parallel and level with the upper surface of the desktop plate, the object placing plate is horizontally fixed and cannot incline along with the desktop plate, and therefore students can conveniently place unused school supplies.
(5) The upper surface of the desktop plate is fixedly connected with the anti-skidding rubber pad, the upper end of the desktop plate is fixedly connected with the baffle, the left end of the baffle is flush with the left end of the desktop plate, and when the desktop plate inclines, the anti-skidding rubber pad and the baffle can effectively prevent objects on the desktop plate from falling.
(6) The upper end of the supporting frame body is fixedly connected with the cushion rubber pad, the thickness of the cushion rubber pad is 2-5mm, when students reset the desktop board, the cushion rubber pad can play a role in buffering and damping the fallen desktop board, and the desktop board and the supporting frame body are effectively prevented from being damaged due to collision.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
fig. 2 is a schematic view of the inner structure of the right side surface of the present invention;
fig. 3 is a schematic structural view of the joint of the arc toothed plate and the supporting frame body of the present invention;
FIG. 4 is a schematic cross-sectional view taken at A-A of FIG. 3;
fig. 5 is a schematic structural view of the inclined table top of the present invention.
The reference numbers in the figures illustrate:
the lifting table comprises a supporting frame body 1, lifting table legs 2, a table top plate 3, a transmission shaft 4, gears 5, a knob 6, an arc toothed plate 7, an accommodating groove 8, a clamping block 9, a compression spring 10, a clamping groove 11, a pull rod 12, a pull cap 13, a sliding block 14T-shaped, an object placing plate 15 and a baffle 16.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, an adjustable desk based on ergonomics includes a supporting frame 1, a pair of lifting table legs 2 symmetrically distributed left and right is fixedly connected to the lower end of the supporting frame 1, the lifting table legs 2 are prior art and are not repeated herein, referring to fig. 1-2, a desktop plate 3 is rotatably connected to the upper end of the supporting frame 1, the rotation angle of the desktop plate 3 is 0 to 30 degrees, the book falling caused by the excessive inclination of the desktop plate 3 can be effectively avoided, a transmission shaft 4 is rotatably connected to the supporting frame 1, a pair of gears 5 symmetrically distributed left and right are fixedly connected to the outer end of the transmission shaft 4, a knob 6 is fixedly connected to the right end of the transmission shaft 4 penetrating through the supporting frame 1, a pair of arc-shaped toothed plates 7 engaged and connected with the gears 5 are fixedly connected to the lower end of the supporting frame 1, referring to, a clamping block 9 is connected in the accommodating groove 8 in a sliding manner, a compression spring 10 is fixedly connected between the bottom of the accommodating groove 8 and the clamping block 9, a plurality of clamping grooves 11 matched with the clamping block 9 are formed in one end, close to the accommodating groove 8, of the arc-shaped toothed plate 7, a right triangle is formed in the left half portion of the clamping block 9 and the clamping grooves 11, as shown in fig. 4, the clamping block 9 can be combined with the clamping grooves 11 under the action of the compression spring 10, so that the arc-shaped toothed plate 7 is fixedly supported, a pull rod 12 is fixedly connected to one end, far away from the arc-shaped toothed plate 7, of the clamping block 9, the pull rod 12 penetrates through the supporting frame 1 and extends out of the supporting frame 1, a pull cap 13 is fixedly connected to one end, far away from the clamping block 9, so that the desktop plate 3 can be inclined by a certain angle according to the needs of young students, a proper sight, The health of the user is affected by lowering the head.
Please refer to fig. 4, the specific number of the slots 11 is 8 pairs, and the slots 11 are uniformly distributed at the outer end of the arc-shaped toothed plate 7, the clamping block 9 is combined with the slot 11 at the corresponding position, so as to clamp and fix the arc-shaped toothed plate 7 at different heights, so that the table top plate 3 can be inclined at a plurality of different angles, referring to fig. 3, a plurality of T-shaped sliders 14 are fixedly connected to the left and right inner walls of the supporting frame 1, a plurality of T-shaped guide grooves slidably connected with the T-shaped sliders 14 are cut at one end of the arc-shaped toothed plate 7 close to the T-shaped sliders 14, and the T-shaped sliders 14 and the T-shaped guide grooves are mutually matched, so as to define the moving track of the arc.
Referring to fig. 2, the upper end of the supporting frame 1 is fixedly connected with a shelf 15 matching with the table top 3, the upper surface of the object placing plate 15 is flush with the upper surface of the desktop plate 3, the object placing plate 15 is horizontally fixed and cannot incline along with the desktop plate 3, so that students can conveniently place unused school supplies, the upper surface of the desktop plate 3 is fixedly connected with an anti-skidding rubber pad, the upper end of the desktop plate 3 is fixedly connected with a baffle 16, the left end of the baffle 16 is flush with the left end of the desktop plate 3, when the table top plate 3 is inclined, the anti-skid rubber pad and the baffle 16 can effectively prevent the objects on the table top plate 3 from falling off, referring to fig. 1, the upper end of the supporting frame 1 is fixedly connected with a cushion rubber pad, the thickness of the cushion rubber pad is 3mm, when the student resets desktop board 3, cushion rubber pad can play the cushioning effect to the desktop board 3 that falls back, effectively avoids the desktop board 3 and the framework 1 between bump and impaired.
Referring to fig. 1, when a young student needs to tilt the table top plate 3 by a certain angle, the knob 6 may be rotated counterclockwise, the knob 6 may drive the gear 5 to rotate counterclockwise through the transmission shaft 4, referring to fig. 2, since the gear 5 and the arc toothed plate 7 are engaged, the gear 5 may drive the arc toothed plate 7 to rotate counterclockwise together, so that the table top plate 3 is tilted, referring to fig. 4, in the process that the arc toothed plate 7 rotates counterclockwise, the fixture block 9 may move into the receiving groove 8 under the interaction of the two inclined planes of the fixture block 9 and the fixture groove 11, when another fixture groove 11 on the arc toothed plate 7 moves to a position corresponding to the fixture block 9, the fixture block 9 may be combined with the compression spring 10, and then the above steps may be repeated until the student adjusts the table top plate 3 to a proper tilt angle, as shown in fig. 5, at this time, the student may write or read on the table top plate 3, and under the interact of two right-angle faces of fixture block 9 and draw-in groove 11, can play support fixed action to fishback 7, make fishback 7 can not fall back, when the student needs to resume the normal position with desktop board 3, can stimulate the pull cap 13, pull cap 13 can draw back in holding tank 8 with fixture block 9 through pull rod 12, thereby make fixture block 9 and draw-in groove 11 alternate segregation, at this moment, desktop board 3 alright to clockwise rotation to normal position, can realize being convenient for young students take root according to self needs with desktop board 3 certain angle of slope, make the student can obtain suitable sight angle when writing or reading, effectively avoid the student to lean forward for a long time, the low head influences its healthy.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (6)

1. The utility model provides an adjustable desk based on man-machine engineering, includes braced frame body (1), braced frame body (1) lower extreme fixedly connected with is a pair of lift table leg (2) that are bilateral symmetry and distribute, its characterized in that: the table top plate (3) is rotatably connected to the upper end of the supporting frame body (1), a transmission shaft (4) is rotatably connected to the supporting frame body (1), a pair of gears (5) which are distributed in a bilateral symmetry mode is fixedly connected to the outer end of the transmission shaft (4), a knob (6) is fixedly connected to the right end of the transmission shaft (4) and penetrates through the supporting frame body (1), a pair of arc-shaped toothed plates (7) which are meshed with the gears (5) are fixedly connected to the lower end of the supporting frame body (1), accommodating grooves (8) are formed in the left inner wall and the right inner wall of the supporting frame body (1), clamping blocks (9) are slidably connected in the accommodating grooves (8), compression springs (10) are fixedly connected between the inner bottom of the accommodating grooves (8) and the clamping blocks (9), and a plurality of clamping grooves (11) matched with the clamping blocks (9), one end of the clamping block (9) far away from the arc toothed plate (7) is fixedly connected with a pull rod (12), the pull rod (12) penetrates through the supporting frame body (1) and extends to the outside of the supporting frame body (1), and one end of the pull rod (12) far away from the clamping block (9) is fixedly connected with a pull cap (13).
2. The ergonomically-based adjustable desk of claim 1, wherein: the specific number of the clamping grooves (11) is 6-10 pairs, and the clamping grooves (11) are uniformly distributed at the outer end of the arc-shaped toothed plate (7).
3. The ergonomically-based adjustable desk of claim 1, wherein: the supporting frame body (1) is connected with a plurality of T-shaped sliding blocks (14) on the left inner wall and the right inner wall, and a plurality of T-shaped guide grooves connected with the T-shaped sliding blocks (14) in a sliding mode are formed in one end, close to the T-shaped sliding blocks (14), of the arc-shaped toothed plate (7).
4. The ergonomically-based adjustable desk of claim 1, wherein: the upper end of the supporting frame body (1) is fixedly connected with an object placing plate (15) matched with the desktop plate (3), and the upper surface of the object placing plate (15) is flush with the upper surface of the desktop plate (3).
5. The ergonomically-based adjustable desk of claim 1, wherein: the upper surface of the desktop plate (3) is fixedly connected with an anti-skidding rubber pad, the upper end of the desktop plate (3) is fixedly connected with a baffle (16), and the left end of the baffle (16) is flush with the left end of the desktop plate (3).
6. The ergonomically-based adjustable desk of claim 1, wherein: the upper end of the supporting frame body (1) is fixedly connected with a cushion rubber pad, and the thickness of the cushion rubber pad is 2-5 mm.
CN201922053398.6U 2019-11-25 2019-11-25 Adjustable desk based on man-machine engineering Active CN211186315U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922053398.6U CN211186315U (en) 2019-11-25 2019-11-25 Adjustable desk based on man-machine engineering

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111990801A (en) * 2020-09-16 2020-11-27 丘远光 Body posture correcting integrated campus desk and chair capable of being adjusted in multiple directions
CN112401492A (en) * 2020-11-18 2021-02-26 江西腾科实业有限公司 Student desk with adjustable height and angle
CN112545174A (en) * 2020-12-28 2021-03-26 惠州市金力智能科技有限公司 Multifunctional intelligent household learning desk and chair
CN112806728A (en) * 2021-01-14 2021-05-18 吴超奕 Desk with self-adaptive desktop angle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111990801A (en) * 2020-09-16 2020-11-27 丘远光 Body posture correcting integrated campus desk and chair capable of being adjusted in multiple directions
CN112401492A (en) * 2020-11-18 2021-02-26 江西腾科实业有限公司 Student desk with adjustable height and angle
CN112545174A (en) * 2020-12-28 2021-03-26 惠州市金力智能科技有限公司 Multifunctional intelligent household learning desk and chair
CN112806728A (en) * 2021-01-14 2021-05-18 吴超奕 Desk with self-adaptive desktop angle

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