CN221430578U

CN221430578U - Adjustable easel

Info

Publication number: CN221430578U
Application number: CN202420021244.7U
Authority: CN
Inventors: 陆路灿; 张熹; 李星辰; 雷小燕
Original assignee: Kunming University of Science and Technology
Current assignee: Kunming University of Science and Technology
Priority date: 2024-01-05
Filing date: 2024-01-05
Publication date: 2024-07-30
Anticipated expiration: 2034-01-05

Abstract

The utility model relates to the technical field of environmental design easels, and provides an adjustable easel which comprises a base, wherein the top of the base is fixedly connected with a supporting plate, the side surface of the supporting plate is rotationally connected with a first screw rod, the surface of the first screw rod is in threaded connection with a first sliding plate, the top of the first sliding plate is fixedly connected with a rack, the top of the rack is meshed with a gear, the side surface of the gear is fixedly connected with a limit column, and the side surface of the gear is positioned below the side of the limit column and is fixedly connected with a sliding column; through setting up first lead screw, but the first lead screw of staff manual control is rotatory, then the joint motion of rethread first slide, rack, gear, spacing post, slip post and lifter plate drives the expansion plate and slides from top to bottom at the inner wall of backup pad and stretch out and draw the board frame and go up and down, and then drives drawing the board frame and go up and down to realize adjusting the purpose of drawing the board frame height according to the user's demand, increase user's comfort, protect user's health.

Description

Adjustable easel

Technical Field

The utility model relates to the technical field of environmental design easels, in particular to an adjustable easel.

Background

The environment design is a common high school family specialty, belongs to the field of design science, is an important component of the human-occupied environment design, covers the fields of building engineering technology, human-occupied art science, city landscapes and the like, and mainly carries out indoor and outdoor human-occupied environment design research and environment construction practice.

In environmental design, need drawing design, the staff can use the easel for the convenience when hand drawing, and the staff can fix the drawing paper on the easel surface then draw.

However, because the heights of all the people are different, the heights of the easels are required to be adjusted accordingly, otherwise, the comfort of the user is reduced, the user can feel uncomfortable when using the drawing in an improper posture for a long time, and the user can damage the body of the user over time.

In view of this, the present utility model proposes an adjustable easel.

Disclosure of utility model

The utility model provides an adjustable easel, which solves the problem of designing the easel in the related technical environment.

The technical scheme of the utility model is as follows: the utility model provides an adjustable easel, includes the base, the top fixedly connected with backup pad of base, the side swivelling joint of backup pad has first lead screw, the surface screw thread connection of first lead screw has first slide, the top fixedly connected with rack of first slide, the top meshing of rack has the gear, the side fixedly connected with spacing post of gear, the side of gear is located the side below fixedly connected with slip post of spacing post, the laminating of the surface of slip post has the lifter plate, the side fixedly connected with expansion plate of lifter plate, the bottom fixedly connected with expansion plate of expansion plate, the side swivelling joint of expansion plate has the drawing board frame.

Preferably, the top swivelling joint of expansion plate has the second lead screw, the surface engagement of second lead screw has the second slide, the surface swivelling joint of second slide has the transfer line, the storage tank has been seted up to the inner wall of drawing board frame, the surface sliding connection of drawing board frame has the fixed block.

Preferably, the support plate is provided with two groups, and the center points of the two groups of support plates and the circle center of the telescopic column form a triangle structure.

Preferably, the rack and the first sliding plate are parallel to each other, and the rack forms a sliding structure through the first sliding plate.

Preferably, the gear is in rotary connection with the supporting plate, and the engagement point of the gear and the supporting plate is positioned at the center of the gear.

Preferably, the limit posts are symmetrically arranged with respect to the circle center of the gear, and the side surfaces of the support plates are provided with sliding grooves which are annularly arranged.

Preferably, the sliding column is arranged deviated from the center of the gear, and the sliding column forms a rotating structure through the gear.

Preferably, a sliding groove which is transversely arranged is formed in the side face of the lifting plate, and the lifting plate is arranged in a T shape.

Preferably, the transmission rod is obliquely arranged, and the transmission rod is rotationally connected with the drawing board frame.

Preferably, the fixed block is made of a magnet, and the magnet matched with the fixed block is arranged on the inner wall of the drawing board frame.

The working principle and the beneficial effects of the utility model are as follows:

1. According to the utility model, by arranging the first screw rod, a worker can manually control the first screw rod to rotate, and then, through the combined movement of the first sliding plate, the rack, the gear, the limiting column, the sliding column and the lifting plate, the telescopic plate is driven to slide up and down on the inner wall of the supporting plate to stretch and retract, and then, the drawing board frame is driven to lift, so that the purpose of adjusting the height of the drawing board frame according to the requirement of a user is realized, the comfort of the user is improved, and the body of the user is protected;

2. According to the utility model, by arranging the transmission rod, a worker can manually control the second screw rod to rotate, and then the second sliding plate drives the transmission rod to move, so that the drawing board frame can rotate, and the purpose of adjusting the angle of the drawing board frame is realized.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a first perspective view of the present utility model;

FIG. 2 is a schematic view of a second perspective structure of the present utility model;

FIG. 3 is a schematic view of a telescopic column according to the present utility model;

FIG. 4 is a schematic view of a telescoping plate structure of the present utility model;

fig. 5 is a schematic view of the structure of the transmission rod of the present utility model.

In the figure: 1. a base; 2. a support plate; 3. a first screw rod; 4. a first slide plate; 5. a rack; 6. a gear; 7. a limit column; 8. a sliding column; 9. a lifting plate; 10. a telescoping plate; 11. a telescopic column; 12. drawing board rack; 13. a second screw rod; 14. a second slide plate; 15. a transmission rod; 16. a storage groove; 17. and a fixed block.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

The preferred embodiment of an adjustable easel provided by the present utility model is shown in fig. 1 to 5: the utility model provides an adjustable easel, including base 1, a serial communication port, the top fixedly connected with backup pad 2 of base 1, the side swivelling joint of backup pad 2 has first lead screw 3, the surface screw thread connection of first lead screw 4, the top fixedly connected with rack 5 of first slide 4, the top meshing of rack 5 has gear 6, the side fixedly connected with spacing post 7 of gear 6, the side of gear 6 is located spacing post 7's side below fixedly connected with slip post 8, the laminating of slip post 8 has lifter plate 9, the side fixedly connected with expansion plate 10 of lifter plate 9, the bottom fixedly connected with telescopic column 11 of expansion plate 10, the side swivelling joint of expansion plate 10 has the easel 12.

In this embodiment, the support plates 2 are provided with two groups, the center points of the two groups of support plates 2 and the center of the telescopic column 11 form a triangle structure, and the stability of the triangle is improved because the center points of the two groups of support plates 2 and the center of the telescopic column 11 form a triangle structure, so that the stability of the easel can be improved due to the stability between the two groups of support plates 2 and the telescopic column 11.

In this embodiment, the rack 5 and the first sliding plate 4 are parallel to each other, the rack 5 forms a sliding structure through the first sliding plate 4, and because the first sliding plate 4 is meshed with the first screw rod 3, when the first screw rod 3 rotates, the first sliding plate 4 is driven to slide forward, and at this time, the rack 5 fixedly connected with the first sliding plate 4 slides forward along with the first sliding plate.

In this embodiment, the gear 6 is rotatably connected to the support plate 2, and the engagement point between the gear 6 and the support plate 2 is located at the center of the gear 6, and because the gear 6 is meshed with the rack 5, the gear 6 is driven to rotate counterclockwise around the engagement point between the gear and the support plate 2 when the rack 5 slides.

In this embodiment, two sets of limiting posts 7 are symmetrically arranged about the center of the gear 6, and the side surface of the supporting plate 2 is provided with a chute which is in an annular shape, and since the two sets of limiting posts 7 are fixedly connected with the gear 6, when the gear 6 rotates, the two sets of limiting posts 7 are driven to slide in the annular chute of the supporting plate 2, and a certain limiting effect is achieved on the gear 6.

In this embodiment, the sliding column 8 is deviated from the center of the gear 6, and the sliding column 8 forms a rotating structure through the gear 6, and the sliding column 8 is fixedly connected with the gear 6, so that the sliding column 8 is driven to rotate together when the gear 6 rotates.

In this embodiment, the lateral surface of the lifting plate 9 is provided with a sliding groove which is transversely arranged, the lifting plate 9 is in a T-shaped arrangement, and because the sliding column 8 is embedded into the sliding groove of the lifting plate 9, the sliding column 8 can simultaneously slide forwards in the sliding groove of the lifting plate 9 when rotating, and applies upward thrust to the lifting plate 9, so that the lifting plate 9 moves upwards, and then the expansion plate 10 fixedly connected with the lifting plate 9 can slide upwards along the inner wall of the supporting plate 2, and drives the drawing plate frame 12 fixedly connected with the expansion plate 10 to move vertically upwards, thereby realizing the purpose of adjusting the height of the drawing plate frame 12 according to the requirement of a user, increasing the comfort of the user and protecting the body of the user.

Example 2

On the basis of embodiment 1, a preferred embodiment of the environmental design easel drug filling device for preventing drug residue provided by the present utility model is shown in fig. 1 to 5: the top swivelling joint of expansion plate 10 has second lead screw 13, and the surface of second lead screw 13 meshes there is second slide 14, and the surface swivelling joint of second slide 14 has transfer line 15, and accommodating groove 16 has been seted up to the inner wall of drawing board frame 12, and the surface sliding connection of drawing board frame 12 has fixed block 17.

In this embodiment, the transmission rod 15 is disposed obliquely, the transmission rod 15 is rotationally connected with the drawing board frame 12, and because the second slide plate 14 is meshed with the second screw rod 13, the second slide plate 14 is driven to slide backward when the second screw rod 13 rotates, and at this time, the transmission rod 15 rotationally connected with the second slide plate 14 moves backward along with the second slide plate, because the transmission rod 15 is rotationally connected with the second slide plate 14 and the drawing board frame 12, the transmission rod 15 swings downward while moving backward, and applies downward pulling force to the drawing board frame 12, and at this time, the drawing board frame 12 rotates backward, thereby achieving the purpose of adjusting the angle of the drawing board frame 12.

In this embodiment, the material of the fixing block 17 is a magnet, the inner wall of the drawing board frame 12 is provided with a magnet matching with the fixing block 17, and because the material of the fixing block 17 is a magnet of the fixing block 17, the user can fix the drawing paper on the surface of the drawing board frame 12 through the fixing block 17, and the fixing block 17 can move to any position, thereby being convenient for the user to fix the drawing paper.

The working principle and the using flow of the utility model are as follows: firstly, when a user needs to heighten the drawing board frame 12, the first screw rod 3 can be manually controlled to rotate clockwise, because the first sliding plate 4 is meshed with the first screw rod 3, when the first screw rod 3 rotates, the first sliding plate 4 is driven to slide forwards, at the moment, the rack 5 fixedly connected with the first sliding plate 4 slides forwards, because the gear 6 is meshed with the rack 5, when the rack 5 slides, the gear 6 is driven to rotate anticlockwise around the joint point with the supporting plate 2, because the two groups of limiting posts 7 are fixedly connected with the gear 6, when the gear 6 rotates, the two groups of limiting posts 7 are driven to slide in the annular sliding groove of the supporting plate 2, and a certain limiting effect is played on the gear 6, because the sliding column 8 is fixedly connected with the gear 6, the sliding column 8 is driven to rotate together when the gear 6 rotates, and because the sliding column 8 is embedded into the chute of the lifting plate 9, the sliding column 8 simultaneously slides forwards in the chute of the lifting plate 9 when rotating and applies upward thrust to the lifting plate 9, so that the lifting plate 9 moves upwards, then the telescopic plate 10 fixedly connected with the lifting plate 9 slides upwards along the inner wall of the supporting plate 2, and drives the drawing plate frame 12 fixedly connected with the telescopic plate 10 to vertically move upwards, thereby realizing the aim of adjusting the height of the drawing plate frame 12 according to the requirement of a user, improving the comfort of the user and protecting the body of the user;

When a user wants to adjust the angle of the drawing board frame 12, the second screw rod 13 can be manually controlled to rotate anticlockwise, the second slide plate 14 is meshed with the second screw rod 13, so that the second slide plate 14 can be driven to slide backwards when the second screw rod 13 rotates, the transmission rod 15 rotationally connected with the second slide plate 14 can move backwards along with the second slide plate 14, the transmission rod 15 is rotationally connected with the second slide plate 14 and the drawing board frame 12, so that the transmission rod 15 can swing downwards when moving backwards, and downward pulling force is applied to the drawing board frame 12, and the drawing board frame 12 rotates backwards at this time, so that the aim of adjusting the angle of the drawing board frame 12 is fulfilled, and the drawing board frame 12 is fixed on the surface of the drawing board frame 12 by the user through the fixing block 17 because the fixing block 17 is made of a magnet, and the fixing block 17 can move to any position, so that the drawing board is convenient to fix by the user.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims

1. The utility model provides an regulation formula easel, includes base (1), its characterized in that, the top fixedly connected with backup pad (2) of base (1), the side swivelling joint of backup pad (2) has first lead screw (3), the surface screw thread connection of first lead screw (3) has first slide (4), the top fixedly connected with rack (5) of first slide (4), the top meshing of rack (5) has gear (6), the side fixedly connected with spacing post (7) of gear (6), the side of gear (6) is located the side below fixedly connected with slip post (8) of spacing post (7), the laminating of the surface of slip post (8) has lifter plate (9), the side fixedly connected with expansion plate (10) of lifter plate (9), the bottom fixedly connected with expansion plate (11) of expansion plate (10), the side swivelling joint of expansion plate (10) has drawing board frame (12).

2. An adjustable easel according to claim 1, characterized in that the top of the expansion plate (10) is rotatably connected with a second screw rod (13), the surface of the second screw rod (13) is meshed with a second slide plate (14), the surface of the second slide plate (14) is rotatably connected with a transmission rod (15), the inner wall of the easel (12) is provided with a storage groove (16), and the surface of the easel (12) is slidably connected with a fixing block (17).

3. An adjustable easel as claimed in claim 1, characterized in that the support plates (2) are provided with two groups, the centre points of the two groups of support plates (2) and the centre of the telescopic column (11) constituting a triangular structure.

4. An adjustable easel as claimed in claim 1, characterized in that the rack (5) is parallel to the first slide (4), the rack (5) forming a sliding structure by means of the first slide (4).

5. An adjustable easel as claimed in claim 1, characterised in that the gear wheel (6) is in rotational connection with the support plate (2), the point of engagement of the gear wheel (6) with the support plate (2) being located at the centre of the gear wheel (6).

6. The adjustable easel according to claim 1, characterized in that the limiting posts (7) are symmetrically arranged in two groups with respect to the circle center of the gear (6), and the side surface of the supporting plate (2) is provided with a chute which is arranged in a ring shape.

7. An adjustable easel according to claim 1, characterised in that the sliding column (8) is arranged offset from the centre of the gear wheel (6), the sliding column (8) constituting a rotating structure by means of the gear wheel (6).

8. An adjustable easel as claimed in claim 1, characterized in that the side of the lifting plate (9) is provided with a laterally arranged chute, the lifting plate (9) being arranged in a "T" shape.

9. An adjustable easel as claimed in claim 2, characterised in that the drive rod (15) is arranged obliquely, the drive rod (15) being in rotational connection with the easel (12).

10. An adjustable easel according to claim 2, characterised in that the material of the fixed block (17) is a magnet, and the inner wall of the easel (12) is provided with a magnet matching the fixed block (17).