CN212036767U

CN212036767U - Workbench based on human engineering

Info

Publication number: CN212036767U
Application number: CN202020321431.9U
Authority: CN
Inventors: 董叶锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-12-01
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses a worktable based on ergonomics, which comprises a base module, a supporting module, a lifter and a tray module, the base module comprises a main base and a bookshelf module, the bookshelf module is connected on the main base in a sliding way, the supporting module comprises a supporting base, a supporting plate and an adjusting module, one end of the supporting base is connected with one end of the supporting plate in a sliding way, the adjusting module comprises a power device, a first bevel gear, a second bevel gear, a first threaded rod, a third bevel gear, a fourth bevel gear, a first connecting rod, a fifth bevel gear, a sixth bevel gear and a second threaded rod, one end of the lifter is fixedly connected with the supporting base, the other end of the lifter is fixedly connected with the main base, the tray module comprises an extension plate, a main tray, a left connecting rod, a right tray and a right connecting rod. The utility model discloses satisfied the best user demand of user's eye and elbow, convenient to use just adjusts the facility.

Description

Workbench based on human engineering

Technical Field

The utility model relates to an office accommodation field, concretely relates to workstation based on human engineering.

Background

The computer desk is a desk for placing a computer and is an important office and living article. If the computer desk is not designed reasonably, diseases such as low back pain, neck muscle fatigue or strain, tenosynovitis of hand muscles, visual deterioration and the like can be caused, and the physical health of workers involved in computer work is seriously harmed. Therefore, for the health problem of the user, the height of the keyboard and the mouse on the computer desk should be equal to or slightly lower than the elbow of the user in the sitting posture, and the upper part of the display should not be higher than the horizontal sight line of the eyes of the user in the sitting posture, otherwise, the vision of the user is easy to be degraded. Meanwhile, users with different heights have different requirements on the height of the computer desk, and the same computer desk cannot meet the requirements of different users to achieve the best use effect.

Therefore, people have developed a desk with raising and lowering functions to above-mentioned problem, application No.: 201821301816.8, a foldable built-in keyboard lifting computer desk is disclosed, which comprises a main desktop, a movable keyboard, a lower support plate and a hydraulic support system, wherein the number of the lower support plate is 2, two lower support plates are fixedly connected through a connecting support plate, a lower bracket is installed at the top of the lower support plate through a bolt, a desktop reinforcing plate is installed at the top of the lower bracket through a bolt, lower support plate cover plates are installed at two ends of the lower support plate through bolts, two ends of a first support rod lower bracket and a second support rod lower bracket are respectively installed on the lower support plate cover plates at two ends of the lower support plate through bolts, a sliding sleeve is sleeved at one end of the first support rod lower bracket, and a steel pipe rotating bush is installed on the sliding sleeve.

The utility model discloses a defect that exists: when a user uses the computer, the elbow can be suspended for a long time, the use is uncomfortable, and the elbow joint is easy to be damaged under the action of gravity. Meanwhile, the distances between the eyes and the elbows of different users are different, the optimal use requirements of the eyes and the elbows of the users cannot be met simultaneously through single lifting height adjustment, and the use is uncomfortable and inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a use comfortable, operate convenient workstation based on human engineering.

The utility model provides a technical scheme that above-mentioned problem adopted is:

a workbench based on ergonomics comprises a base module, a supporting module, a lifter and a tray module, wherein the base module comprises a main base and a bookshelf module, the bookshelf module is connected to the main base in a sliding manner, the supporting module comprises a supporting base, a supporting plate and an adjusting module, one end of the supporting base is connected with one end of the supporting plate in a sliding manner, the adjusting module comprises a power device, a first bevel gear, a second bevel gear, a first threaded rod, a third bevel gear, a fourth bevel gear, a first connecting rod, a fifth bevel gear, a sixth bevel gear and a second threaded rod, the first bevel gear is fixedly arranged on an output shaft of the power device, the first bevel gear is meshed with a second bevel gear, the second bevel gear is fixedly arranged on one end of the first threaded rod, the other end of the first threaded rod is rotatably connected with the supporting base, the third bevel gear is fixedly arranged on the first threaded rod, the third bevel gear is in gear engagement with the fourth bevel gear, the fourth bevel gear is fixedly mounted at one end of the first connecting rod, the other end of the first connecting rod is fixedly connected with the fifth bevel gear, the fifth bevel gear is in gear engagement with the sixth bevel gear, the sixth bevel gear is fixedly connected with one end of the second threaded rod, and the other end of the second threaded rod is located in the supporting plate. The first bevel gear is driven to rotate through the power device, the second bevel gear, the first threaded rod and the third bevel gear are driven to rotate, one end of the supporting plate moves up and down, the sixth bevel gear and the second threaded rod rotate under the transmission action of the fourth bevel gear, the first connecting rod and the fifth bevel gear, and the other end of the supporting plate synchronously moves up and down. Threaded holes are formed in the two ends of the supporting plate, the supporting plate is in threaded fit with the first threaded rod and the second threaded rod, one end of the lifter is fixedly connected with the supporting base, the other end of the lifter is fixedly connected with the main base, the tray module comprises an extending plate, a main tray, a left connecting rod, a right tray and a right connecting rod, one end of the extending plate is fixedly connected with the supporting base, one end of the main tray is hinged to the other end of the extending plate, the left tray is hinged to one end of the left connecting rod, the other end of the left connecting rod is hinged to the main tray, the right tray is hinged to one end of the right connecting rod, and the other end of the right connecting rod is hinged to the main tray.

As a further improvement of the above technical solution, the bookshelf module comprises a stretching base, a movable plate, an extension member, and a tilt module, the stretching base is slidably connected to the main base, the movable plate is rotatably connected to the stretching base, the movable plate is integrally connected to the extension member, the tilt module comprises a knob member, a seventh bevel gear, an eighth bevel gear, a second connecting rod, a ninth bevel gear, a tenth bevel gear, a third connecting rod, an eleventh bevel gear, a twelfth bevel gear, a third threaded rod, a slider, and a push-pull rod, the knob member is rotatably connected to the stretching base, one end of the knob member is exposed out of the stretching base, the other end of the knob member is fixedly connected to the seventh bevel gear, the seventh bevel gear is engaged with the eighth bevel gear, the eighth bevel gear is fixedly connected to one end of the second connecting rod, the other end of the second connecting rod is fixedly connected to the ninth bevel gear, the ninth bevel gear is in gear engagement with the tenth bevel gear, the tenth bevel gear is fixedly connected with one end of the third connecting rod, the other end of the third connecting rod is fixedly connected with the eleventh bevel gear, the eleventh bevel gear is in gear engagement with the twelfth bevel gear, the twelfth bevel gear is fixedly connected with one end of the third threaded rod, the other end of the third threaded rod is rotatably connected with the stretching base, one end of the sliding piece is provided with a threaded hole, the sliding piece is in threaded fit with the third threaded rod, the other end of the sliding piece is hinged with one end of the push-pull rod, and the other end of the push-pull rod is hinged with the extending piece. The third threaded rod is driven to rotate by rotating the knob piece through the transmission action of the seventh bevel gear, the eighth bevel gear, the second connecting rod, the ninth bevel gear, the tenth bevel gear, the third connecting rod, the eleventh bevel gear and the twelfth bevel gear, so that the sliding piece slides forwards and lifts the extension piece upwards through the push-pull rod, and the movable plate tilts backwards.

As a further improvement of the technical scheme, an included angle between the movable plate and the extension piece is 90 degrees, and books can be placed conveniently.

As a further improvement of the technical scheme, the extension plate is provided with a first key for controlling the support plate to move upwards and a second key for controlling the support plate to move downwards, so that the height of the support plate can be conveniently adjusted during use.

As a further improvement of the technical scheme, the left tray and the right tray are semicircular columns, so that the elbows are tightly attached to the trays, and the use is more comfortable.

As a further improvement of the above technical solution, the power device is a motor.

Compared with the prior art, the utility model, have following advantage and effect:

the utility model discloses a tray module makes the user elbow can have the support when using, has avoided making the elbow be in unsettled state for a long time because of work to lead to the elbow joint to receive the risk of damage, convenient to use just improves use comfort. The two ends of the supporting plate are controlled to synchronously move up and down through the adjusting module, stable lifting of the supporting plate is achieved, the risk that articles placed in the supporting plate fall down due to lifting instability in the lifting process is avoided, independent lifting of the supporting plate enables a user to still meet the requirement for placing the height of the articles in the supporting plate after the requirement for using the hand is met, and the adjusting module is convenient to adjust and improves the using comfort level. Furthermore, the bookshelf consisting of the extension piece and the movable plate can meet the inclination requirements of different users on placing books on the bookshelf through the inclination module, and the bookshelf is convenient to use and adjust.

Drawings

Fig. 1 is a front structural schematic diagram of the workbench based on ergonomics of the present invention.

Fig. 2 is the utility model discloses a structural schematic diagram of workstation right flank based on human engineering.

Fig. 3 is a structural sectional view of the support module shown in fig. 1.

Fig. 4 is a schematic top view of the structure of the worktable based on ergonomics.

Fig. 5 is a schematic structural view of the bookshelf module shown in fig. 2.

Fig. 6 is a structural sectional view of the bookshelf module shown in fig. 5.

Fig. 7 is a schematic view of the structure of a shown in fig. 6.

Wherein, 1-base module, 11-main base, 12-bookshelf module, 121-stretching base, 122-movable plate, 123-extension piece, 124-tilt module, 1241-seventh bevel gear, 1242-eighth bevel gear, 1243-second connecting rod, 1244-ninth bevel gear, 1245-tenth bevel gear, 1246-third connecting rod, 1247-eleventh bevel gear, 1248-twelfth bevel gear, 1249-third threaded rod, 125-knob piece, 126-slider, 127-push-pull rod, 2-support module, 21-support base, 22-support plate, 23-adjustment module, 231-first bevel gear, 232-second bevel gear, 233-first threaded rod, 234-third bevel gear, 235-fourth bevel gear, 236-a first connecting rod, 237-a fifth bevel gear, 238-a sixth bevel gear, 239-a second threaded rod, 24-a power device, 3-a lifter, 4-a tray module, 41-an extension plate, 411-a first button, 412-a second button, 42-a main tray, 43-a left tray, 44-a left connecting rod, 45-a right tray, and 46-a right connecting rod.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Referring to fig. 1 to 7, the ergonomic working table of the present embodiment includes a base module 1, a support module 2, a lift 3, and a tray module 4, wherein the base module 1 includes a main base 11 and a bookshelf module 12, the bookshelf module 12 is slidably coupled to the main base 11, the support module 2 includes a support base 21, a support plate 22, and an adjustment module 23, one end of the support base 21 is slidably coupled to one end of the support plate 22, the adjustment module 23 includes a power unit 24, a first bevel gear 231, a second bevel gear 232, a first 233 threaded rod, a third bevel gear 234, a fourth bevel gear 235, a first connecting rod 236, a fifth bevel gear 237, a sixth bevel gear 238, and a second threaded rod 239, the first bevel gear 231 is fixedly mounted on an output shaft of the power unit 24, the first bevel gear 231 is in gear engagement with the second bevel gear 232, the second bevel gear 232 is fixedly installed on one end of the first threaded rod 233, the other end of the first threaded rod 233 is rotatably connected with the support base 21, the third bevel gear 234 is fixedly installed on the first threaded rod 233, the third bevel gear 234 is in gear engagement with the fourth bevel gear 235, the fourth bevel gear 235 is fixedly installed on one end of the first connecting rod 236, the other end of the first connecting rod 236 is fixedly connected with the fifth bevel gear 237, the fifth bevel gear 237 is in gear engagement with the sixth bevel gear 238, the sixth bevel gear 238 is fixedly connected with one end of the second threaded rod 239, the other end of the second threaded rod 239 is located in the support plate 22, both ends of the support plate 22 are respectively provided with a threaded hole, the support plate 22 is in threaded fit with the first threaded rod 233 and the second threaded rod 239, one end of the lifter 3 is fixedly connected with the support base 21, and the other end of the lifter 3 is fixedly connected, the tray module 4 comprises an extension plate 41, a main tray 42, a left tray 43, a left connecting rod 44, a right tray 45 and a right connecting rod 46, one end of the extension plate 41 is fixedly connected with the support base 21, one end of the main tray 42 is hinged with the other end of the extension plate 41, the left tray 43 is hinged with one end of the left connecting rod 44, the other end of the left connecting rod 44 is hinged with the main tray 42, the right tray 45 is hinged with one end of the right connecting rod 46, the other end of the right connecting rod 46 is hinged with the main tray 42, the bookshelf module 12 comprises a stretching base 121, a movable plate 122, an extension 123 and a tilting module 124, the stretching base 121 is slidably connected with the main base 11, the movable plate 122 is rotatably connected on the stretching base 121, the movable plate 122 is integrally connected with the extension 123, and the tilting module 124 comprises a knob piece 125, a seventh bevel gear 1241, an eighth bevel gear 1242 and a second connecting rod 124, A ninth bevel gear 1244, a tenth bevel gear 1245, a third connecting rod 1246, an eleventh bevel gear 1247, a twelfth bevel gear 1248, a third threaded rod 1249, a sliding member 126, and a push-pull rod 127, wherein the knob member 125 is rotatably connected to the stretching base 121, one end of the knob member 125 is exposed out of the stretching base 121, the other end of the knob member 125 is fixedly connected to the seventh bevel gear 1241, the seventh bevel gear 1241 is in gear engagement with the eighth bevel gear 1242, the eighth bevel gear 1242 is fixedly connected to one end of the second connecting rod 1243, the other end of the second connecting rod 1243 is fixedly connected to the ninth bevel gear 1244, the ninth bevel gear 1244 is in gear engagement with the tenth bevel gear 5, the tenth bevel gear 1245 is fixedly connected to one end of the third connecting rod 1246, the other end of the third connecting rod 1246 is fixedly connected to the eleventh bevel gear 1247, the eleventh bevel gear 1247 is in gear engagement with the twelfth bevel gear 1248, the twelfth bevel gear 1248 is fixedly connected to one end of, the other end of the third threaded rod 1249 is rotatably connected to the stretching base 121, one end of the sliding member 126 is provided with a threaded hole, the sliding member 126 is in threaded fit with the third threaded rod 1249, the other end of the sliding member 126 is hinged to one end of the push-pull rod 127, the other end of the push-pull rod 127 is hinged to the extending member 123, an included angle between the movable plate 122 and the extending member 123 is 90 °, the extending plate 41 is provided with a first key 411 for controlling the upward movement of the support plate 22 and a second key 412 for controlling the downward movement of the support plate 22, the left tray 43 and the right tray 45 are both semicircular columns, and the power device 24 is a motor.

To sum up, the utility model discloses application method is as follows:

the method comprises the following steps: lifting a main tray of the tray module to a height suitable for the operation of the hand;

step two: the supporting plate is adjusted to be lifted to a height suitable for eyes to watch;

step three: placing the elbow in the left tray and the right tray, and adjusting the angle direction of the left tray and the right tray according to the comfort degree of use;

step four: the stretching base is pulled out, and the knob piece is rotated according to the self requirement to adjust the inclination degree of the bookshelf.

The above description in this specification is merely illustrative of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.

Claims

1. An ergonomically based work table, comprising: comprises a base module (1), a supporting module (2), a lifter (3) and a tray module (4), wherein the base module (1) comprises a main base (11) and a bookshelf module (12), the bookshelf module (12) is connected on the main base (11) in a sliding manner, the supporting module (2) comprises a supporting base (21), a supporting plate (22) and an adjusting module (23), one end of the supporting base (21) is connected with one end of the supporting plate (22) in a sliding manner, the adjusting module (23) comprises a power device (24), a first bevel gear (231), a second bevel gear (232), a first threaded rod (233), a third bevel gear (234), a fourth bevel gear (235), a first connecting rod (236), a fifth bevel gear (237), a sixth bevel gear (238) and a second threaded rod (239), the first bevel gear (231) is fixedly arranged on an output shaft of the power device (24), a first bevel gear (231) is in gear engagement with a second bevel gear (232), the second bevel gear (232) is fixedly installed at one end of a first threaded rod (233), the other end of the first threaded rod (233) is rotatably connected with a supporting base (21), a third bevel gear (234) is fixedly installed on the first threaded rod (233), the third bevel gear (234) is in gear engagement with a fourth bevel gear (235), the fourth bevel gear (235) is fixedly installed at one end of a first connecting rod (236), the other end of the first connecting rod (236) is fixedly connected with a fifth bevel gear (237), the fifth bevel gear (237) is in gear engagement with a sixth bevel gear (238), the sixth bevel gear (238) is fixedly connected with one end of a second threaded rod (239), the other end of the second threaded rod (239) is positioned in the supporting plate (22), threaded holes are formed in two ends of the supporting plate (22), the supporting plate (22) is in threaded fit with the first threaded rod (233) and the second threaded rod (239), one end of the lifter (3) is fixedly connected with the supporting base (21), the other end of the lifter (3) is fixedly connected with the main base (11), tray module (4) are including extending board (41), main tray (42), left tray (43), left connecting rod (44), right tray (45) and right connecting rod (46), the one end and the support base (21) fixed connection of extending board (41), the one end of main tray (42) is articulated with the other end of extending board (41), left tray (43) is articulated with the one end of left connecting rod (44), the other end and main tray (42) of left connecting rod (44) are articulated, right tray (45) is articulated with the one end of right connecting rod (46), the other end and main tray (42) of right connecting rod (46) are articulated.

2. The ergonomic-based workstation of claim 1, wherein: the bookshelf module (12) comprises a stretching base (121), a movable plate (122), an extending piece (123) and an inclined module (124), the stretching base (121) is connected with the main base (11) in a sliding mode, the movable plate (122) is connected to the stretching base (121) in a rotating mode, the movable plate (122) is connected with the extending piece (123) in an integrated mode, the inclined module (124) comprises a knob piece (125), a seventh bevel gear (1241), an eighth bevel gear (1242), a second connecting rod (1243), a ninth bevel gear (1244), a tenth bevel gear (1245), a third connecting rod (1246), an eleventh bevel gear (1247), a twelfth bevel gear (1248), a third threaded rod (1249), a sliding piece (126) and a push-pull rod (127), the knob piece (125) is connected with the stretching base (121) in a rotating mode, one end of the knob piece (125) is exposed out of the stretching base (121), and the other end of the knob piece (125) is fixedly connected with the seventh bevel gear (1241), a seventh bevel gear (1241) is in gear engagement with an eighth bevel gear (1242), the eighth bevel gear (1242) is in fixed connection with one end of a second connecting rod (1243), the other end of the second connecting rod (1243) is in fixed connection with a ninth bevel gear (1244), the ninth bevel gear (1244) is in gear engagement with a tenth bevel gear (1245), the tenth bevel gear (1245) is in fixed connection with one end of a third connecting rod (1246), the other end of the third connecting rod (1246) is in fixed connection with an eleventh bevel gear (1247), the eleventh bevel gear (1247) is in gear engagement with a twelfth bevel gear (1248), the twelfth bevel gear (1248) is in fixed connection with one end of a third threaded rod (1249), the other end of the third threaded rod (1249) is in rotary connection with a stretching base (121), one end of a sliding piece (126) is provided with a threaded hole, and the sliding piece (126) is in threaded fit with the third threaded rod (1249), the other end of the sliding piece (126) is hinged with one end of a push-pull rod (127), and the other end of the push-pull rod (127) is hinged with the extension piece (123).

3. The ergonomic-based workstation of claim 2, wherein: the included angle between the movable plate (122) and the extending piece (123) is 90 degrees.

4. The ergonomic-based workstation of claim 2, wherein: the extension board (41) is provided with a first key (411) for controlling the support board (22) to move upwards and a second key (412) for controlling the support board (22) to move downwards.

5. The ergonomic-based workstation of claim 1, wherein: the left tray (43) and the right tray (45) are both semicircular columns.

6. The ergonomic-based workstation of claim 1, wherein: the power device (24) is a motor.