Portable auxiliary drawing frame

Abstract

The portable auxiliary drawing frame comprises a portable box body, a cover plate is arranged at the upper end of the portable box body, the rear side face of the cover plate is rotationally connected with the portable box body through a hinge, the front side face of the cover plate is in limiting connection with the portable box body through a first limiting mechanism, and a pull handle is fixedly connected to the upper end face of the cover plate; a controller and a power box are fixedly connected to the right side face of the portable box body, a storage battery is arranged in the power box, the front face and the rear face of the portable box body are each fixedly connected with two inclined supporting blocks, limiting sliding grooves are formed in the two side faces of the interior of the portable box body, and a lifting frame is slidably connected to the interior of the portable box body. A drawing board is arranged in the lifting frame, and the left side face and the right side face of the drawing board are fixedly connected with rotating rods which penetrate through the lifting frame and are rotationally connected with the penetrating portions through bearings. According to the portable auxiliary drawing frame, a worker can conveniently carry the whole drawing frame, so that the portable auxiliary drawing frame can be conveniently used outdoors, and the using effect is improved.

Description

Technical Field

[0001] The invention relates to the technical field of auxiliary drawing stands, in particular to a portable auxiliary drawing stand. Background Art

[0002] In the process of geological prospecting, it is necessary to draw topographic maps, and drawing maps require the use of drawing boards and drawing stands. When drawing, field surveys may be required, so real-time drawing is required on site.

[0003] However, most of the existing drawing machines are workbenches, which are generally too large and inconvenient to carry, which is not conducive to real-time drawing on site and inconvenient to use. Therefore, it is necessary to improve the existing technology to meet actual needs. To this end, we propose a portable auxiliary drawing stand. Summary of the invention

[0004] The present invention provides a portable auxiliary drawing stand, which solves the technical problems raised by the above-mentioned background technology in the prior art.

[0005] The solution of the present invention to solve the above technical problems is as follows: it includes a portable box, a cover plate is arranged on the upper end of the portable box, the rear side of the cover plate is rotatably connected to the portable box through a hinge, the front side of the cover plate is limitably connected to the portable box through a limiting mechanism, a handle is fixedly connected to the upper end surface of the cover plate, a controller and a power box are fixedly connected to the right side of the portable box, a battery is arranged inside the power box, two diagonal support blocks are fixedly connected to the front and back of the portable box, limiting slide grooves are arranged on both sides of the interior of the portable box, a lifting frame is slidably connected to the interior of the portable box, and a drawing board is arranged inside the lifting frame, The left and right sides of the drawing board are fixedly connected with rotating rods that penetrate the lifting frame and are rotatably connected to the penetrating part through bearings. The surface of the rotating rod arranged on the left side of the drawing board is fixedly connected with a limiting ring. The side of the limiting ring is provided with multiple positioning holes evenly distributed in a circle. A limiting mechanism 2 is arranged at the lower end of the limiting ring. The inner walls of the two limiting slide grooves are slidably connected with moving sliders fixedly connected to the lifting frame. The limiting slide groove arranged on the left side of the lifting frame is fixedly connected with a limiting rod that penetrates the corresponding moving slider and is slidably connected to the penetrating part. The limiting slide groove arranged on the right side of the lifting frame is provided with a lifting mechanism.

[0006] Based on the above technical solution, the present invention can also be improved as follows.

[0007] Furthermore, a charging port is provided on the surface of the power box, and the battery is electrically connected to the controller.

[0008] Furthermore, the limiting mechanism comprises a limiting frame fixedly connected to the surface of the portable box, and the inner wall of the limiting frame is slidably connected to a limiting plug plate fixedly connected to the cover plate.

[0009] Furthermore, a limiting slot is provided on one side of the limiting plug plate, a movable slide plate 1 is slidably connected to the inner wall of the limiting frame, and a limiting plate slidably connected to the inner wall of the limiting slot is fixedly connected to one side of the movable slide plate 1.

[0010] Furthermore, the other side of the movable slide plate is fixedly connected with a pull rod which penetrates the limit frame and is slidably connected to the penetration portion, and the surface of the pull rod is sleeved with a spring which has two ends respectively fixedly connected to the movable slide plate and the limit frame.

[0011] Furthermore, the second limiting mechanism includes a square frame fixedly connected to the lifting frame, and the inner wall of the square frame is slidably connected to a movable slide plate 2, one side of the movable slide plate is fixedly connected to a positioning rod that penetrates the square frame and is slidably connected to the penetrating part, and the positioning rod is slidably connected to the inside of the positioning hole.

[0012] Furthermore, the other side of the second movable slide plate is fixedly connected with a second pull rod which penetrates the square frame and is slidably connected to the penetrating portion, and the surface of the second pull rod is sleeved with a second spring which has two ends respectively fixedly connected to the second movable slide plate and the square frame.

[0013] Furthermore, the lifting mechanism includes a bidirectional motor fixedly connected to the inner bottom surface of the corresponding limiting slide groove, the bidirectional motor is electrically connected to the controller, and the output end of the bidirectional motor is fixedly connected to a lifting screw that passes through the corresponding moving slider and is threadedly connected to the passing part.

[0014] The beneficial effects of the present invention are as follows: the present invention provides a portable auxiliary drawing stand, which has the following advantages:

[0015] Through the cooperation between the set cover, handle, portable box, diagonal support block, limit mechanism 1, battery, controller, lifting frame, drawing board, rotating rod, limit ring, positioning hole, limit mechanism 2, movable slider, limit slide groove, limit rod and lifting mechanism, it is convenient for staff to store and carry the entire device, so that the entire device is convenient to carry outdoors for use, thereby improving the use effect.

[0016] The above description is only an overview of the technical solution of the present invention. In order to more clearly understand the technical means of the present invention and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention in conjunction with the accompanying drawings. The specific implementation of the present invention is given in detail by the following embodiments and their accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0018] Figure 1 A schematic structural diagram of a portable auxiliary drawing stand provided by an embodiment of the present invention;

[0019] Figure 2 for Figure 1 A schematic diagram of a top view and cross-section of a local structure in a portable auxiliary drawing stand is provided;

[0020] Figure 3 for Figure 1 A schematic diagram of a structure in a portable auxiliary drawing stand is provided in a front view and a cross-sectional view;

[0021] Figure 4 for Figure 3 A partial structure enlarged schematic diagram in a portable auxiliary drawing stand is provided;

[0022] Figure 5 for Figure 3 A schematic side view and cross-sectional view of the structure of a limiting circular ring in a portable auxiliary drawing stand is provided.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0024] 1. Cover plate; 2. Limiting frame; 3. One pull rod; 4. Limiting plug plate; 5. One moving slide plate; 6. Controller; 7. Power box; 8. Diagonal support block; 9. Convenient box; 10. Limiting groove; 11. Limiting plate; 12. One spring; 13. Limiting slide groove; 14. Limiting rod; 15. Moving slide block; 16. Lifting frame; 17. Drawing board; 18. Limiting ring; 19. Rotating rod; 20. Lifting screw; 21. Bidirectional motor; 22. Battery; 23. Square frame; 24. Positioning hole; 25. Positioning rod; 26. Two moving slide plates; 27. Two pull rods; 28. Two springs. DETAILED DESCRIPTION

[0025] The following is combined with Figure 1-5 The principles and features of the present invention are described, and the examples are only used to explain the present invention and are not used to limit the scope of the present invention. In the following paragraphs, the present invention is described in more detail by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to facilitate and clearly assist in explaining the purpose of the embodiments of the present invention.

[0026] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0028] like Figure 1-5 As shown, the present invention provides a portable auxiliary drawing stand, including a portable box body 9, a cover plate 1 is arranged on the upper end of the portable box body 9, the rear side of the cover plate 1 is rotatably connected to the portable box body 9 through a hinge, the front side of the cover plate 1 is limitedly connected to the portable box body 9 through a limiting mechanism, a handle is fixedly connected to the upper end face of the cover plate 1, a controller 6 and a power box 7 are fixedly connected to the right side of the portable box body 9, a battery 22 is arranged inside the power box 7, two diagonal support blocks 8 are fixedly connected to the front and back of the portable box body 9, limited sliding grooves 13 are arranged on both sides of the interior of the portable box body 9, a lifting frame 16 is slidably connected to the interior of the portable box body 9, a drawing board 17 is arranged inside the lifting frame 16, and the drawing board 1 The left and right sides of the drawing board 17 are fixedly connected with a rotating rod 19 that penetrates the lifting frame 16 and is rotatably connected to the penetration portion through a bearing. The surface of the rotating rod 19 arranged on the left side of the drawing board 17 is fixedly connected with a limiting ring 18. A plurality of positioning holes 24 uniformly distributed in a circumference are provided on the side of the limiting ring 18. A limiting mechanism 2 is arranged at the lower end of the limiting ring 18. The inner walls of the two limiting slide grooves 13 are slidably connected with a moving slider 15 fixedly connected to the lifting frame 16. The limiting slide groove 13 arranged on the left side of the lifting frame 16 is fixedly connected with a limiting rod 14 that penetrates the corresponding moving slider 15 and is slidably connected to the penetration portion. The limiting slide groove 13 arranged on the right side of the lifting frame 16 is internally provided with a lifting mechanism.

[0029] Preferably, a charging port is provided on the surface of the power box 7 , and the battery 22 is electrically connected to the controller 6 .

[0030] Preferably, the limiting mechanism includes a limiting frame 2 fixedly connected to the surface of the portable box 9, and the inner wall of the limiting frame 2 is slidably connected to a limiting plug plate 4 fixedly connected to the cover 1. The setting of the limiting plug plate 4 can enable a limiting connection between the cover 1 and the portable box 9.

[0031] Preferably, one side of the limiting plug plate 4 is provided with a limiting groove 10, the inner wall of the limiting frame 2 is slidably connected with a movable slide plate 5, and one side of the movable slide plate 5 is fixedly connected with a limiting plate 11 slidably connected with the inner wall of the limiting groove 10.

[0032] Preferably, the other side of the movable slide plate 5 is fixedly connected with a pull rod 3 which penetrates the limit frame 2 and is slidably connected to the penetrating portion, and the surface of the pull rod 3 is sleeved with a spring 12 whose two ends are respectively fixedly connected to the movable slide plate 5 and the limit frame 2. The setting of the spring 12 can enable the movable slide plate 5 to drive the limit plate 11 to slide back.

[0033] Preferably, the second limiting mechanism includes a square frame 23 fixedly connected to the lifting frame 16, and the inner wall of the square frame 23 is slidably connected to a movable slide 26, and one side of the movable slide 26 is fixedly connected to a positioning rod 25 that penetrates the square frame 23 and is slidably connected to the penetrating part, and the positioning rod 25 is slidably connected to the inside of the positioning hole 24.

[0034] Preferably, the other side of the movable slide plate 26 is fixedly connected with a pull rod 27 penetrating the square frame 23 and slidably connected to the penetrating portion, and the surface of the pull rod 27 is sleeved with a spring 28 at both ends of which are fixedly connected to the movable slide plate 26 and the square frame 23 respectively.

[0035] Preferably, the lifting mechanism includes a bidirectional motor 21 fixedly connected to the inner bottom surface of the corresponding limiting slide groove 13, the bidirectional motor 21 is electrically connected to the controller 6, and the output end of the bidirectional motor 21 is fixedly connected to a lifting screw 20 that penetrates the corresponding movable slider 15 and is threadedly connected to the penetrating part. The setting of the lifting screw 20 can enable the lifting frame 16 to perform lifting and lowering processing.

[0036] The specific working principle and use method of the present invention are:

[0037] The present invention provides a portable auxiliary drawing stand. When in use, the whole device can be carried by hand through a pull handle. When carried outdoors for use, the whole device is placed on the ground through a diagonal support block 8, and then a pull rod 3 is pulled to make a movable slide plate 5 drive a limit plate 11 to move, so that the limit plate 11 is separated from a limit groove 10, thereby releasing the limit relationship of the limit plug plate 4, and then the cover plate 1 is rotated to open the cover plate 1, and then the bidirectional motor 21 is controlled by a controller 6 to make the bidirectional motor 21 drive a lifting screw 20 to rotate, so that the movable slider 15 drives a lifting frame 16 to rise, so that the lifting frame 16 drives a drawing board 17 to extend out of the portable box body 9, and then the pull rod 3 is pulled. The movable pull rod 27 drives the movable slide 26 to move, so that the movable slide 26 drives the positioning rod 25 to separate from the positioning hole 24, thereby releasing the limit on the limiting ring 18, and then the drawing board 17 can be rotated by the action of the rotating rod 19, and the use angle of the drawing board 17 can be adjusted according to needs. After adjusting to a suitable angle, the pull rod 27 is released, and the movable slide 26 drives the positioning rod 25 to reset and slide under the action of the reset force of the spring 28, so that the positioning rod 25 slides into the positioning hole 24, so that the drawing board 17 with the adjusted angle is limited, so that the staff can draw on the drawing board 17.

[0038] The above description is only a preferred embodiment of the present invention and does not limit the present invention in any form. Any ordinary technician in the industry can smoothly implement the present invention as shown in the drawings and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the present invention using the technical content disclosed above are all equivalent embodiments of the present invention. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. A portable auxiliary drawing stand, comprising a portable box (9), characterized in that: The upper end of the portable box (9) is provided with a cover plate (1), the rear side of the cover plate (1) is rotatably connected to the portable box (9) by a hinge, the front side of the cover plate (1) is limitedly connected to the portable box (9) by a limiting mechanism, the upper end face of the cover plate (1) is fixedly connected with a handle, the right side of the portable box (9) is fixedly connected with a controller (6) and a power box (7), a battery (22) is arranged inside the power box (7), the front and back sides of the portable box (9) are fixedly connected with two diagonal support blocks (8), both sides of the interior of the portable box (9) are provided with limiting slide grooves (13), the interior of the portable box (9) is slidably connected with a lifting frame (16), a drawing board (17) is arranged inside the lifting frame (16), and the left and right sides of the drawing board (17) are fixedly connected A rotating rod (19) is connected to the lifting frame (16) and is rotatably connected to the penetration part through a bearing. The surface of the rotating rod (19) arranged on the left side of the drawing board (17) is fixedly connected to a limiting ring (18). The side of the limiting ring (18) is provided with a plurality of positioning holes (24) evenly distributed in a circumference. A limiting mechanism 2 is arranged at the lower end of the limiting ring (18). The inner walls of the two limiting slide grooves (13) are slidably connected to a moving slider (15) fixedly connected to the lifting frame (16). The limiting slide groove (13) arranged on the left side of the lifting frame (16) is fixedly connected to a limiting rod (14) that penetrates the corresponding moving slider (15) and is slidably connected to the penetration part. The limiting slide groove (13) arranged on the right side of the lifting frame (16) is provided with a lifting mechanism.

2. A portable auxiliary drawing stand according to claim 1, characterized in that: A charging port is provided on the surface of the power box (7), and the storage battery (22) is electrically connected to the controller (6).

3. The portable auxiliary drawing stand according to claim 1, characterized in that: The limiting mechanism comprises a limiting frame (2) fixedly connected to the surface of the portable box body (9), and the inner wall of the limiting frame (2) is slidably connected to a limiting plug plate (4) fixedly connected to the cover plate (1).

4. The portable auxiliary drawing stand according to claim 3, characterized in that: The limiting plug plate (4) has a limiting groove (10) on one side, the limiting frame (2) has a movable slide plate (5) slidably connected to the inner wall thereof, and the movable slide plate (5) has a limiting plate (11) slidably connected to the inner wall of the limiting groove (10) on one side thereof.

5. The portable auxiliary drawing stand according to claim 4, characterized in that: The other side of the movable slide plate (5) is fixedly connected with a pull rod (3) that penetrates the limit frame (2) and is slidably connected to the penetration portion, and the surface of the pull rod (3) is sleeved with a spring (12) whose two ends are respectively fixedly connected to the movable slide plate (5) and the limit frame (2).

6. The portable auxiliary drawing stand according to claim 1, characterized in that: The second limiting mechanism comprises a square frame (23) fixedly connected to the lifting frame (16); the inner wall of the square frame (23) is slidably connected to a second movable slide plate (26); one side of the second movable slide plate (26) is fixedly connected to a positioning rod (25) penetrating the square frame (23) and slidably connected to the penetrating portion; the positioning rod (25) is slidably connected to the inside of the positioning hole (24).

7. The portable auxiliary drawing stand according to claim 6, characterized in that: The other side of the second movable slide plate (26) is fixedly connected with a second pull rod (27) which penetrates the square frame (23) and is slidably connected to the penetrating portion. The surface of the second pull rod (27) is sleeved with a second spring (28) whose two ends are respectively fixedly connected to the second movable slide plate (26) and the square frame (23).

8. The portable auxiliary drawing stand according to claim 1, characterized in that: The lifting mechanism comprises a bidirectional motor (21) fixedly connected to the inner bottom surface of the corresponding limiting slide groove (13), the bidirectional motor (21) being electrically connected to the controller (6), and the output end of the bidirectional motor (21) being fixedly connected to a lifting screw (20) penetrating the corresponding moving slider (15) and being threadedly connected to the penetrating portion.

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