CN219438498U

CN219438498U - Portable drawing frame

Info

Publication number: CN219438498U
Application number: CN202223118175.1U
Authority: CN
Inventors: 张慧
Original assignee: Guilin University of Electronic Technology
Current assignee: Guilin University of Electronic Technology
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-08-01
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a portable drawing frame, which comprises a bottom frame, wherein a supporting frame is arranged on the upper surface of the bottom frame, the bottom of the front end of the supporting frame is connected with the top of the front end of the bottom frame through a hinge, the rear ends of the two sides of the inside of the bottom frame are respectively and rotatably connected with an inclined supporting rod, each inclined supporting rod comprises a sleeve rod and an inserting rod, clamping edges are arranged on the two sides of the top end of each inserting rod, a plurality of jackscrews are arranged at the edges of the clamping edges, a supporting rod is arranged at the bottom of the inner side of the supporting frame and aligned with the inserting rod, the supporting rod is clamped between the two clamping edges at the top of the inserting rod, a compression rod is connected to the back of the supporting frame in a sliding manner, a handle and a lifting handle are respectively arranged on one side of the supporting frame and one side of the bottom frame, and the handle are aligned; according to the utility model, the compression bar is arranged on the back of the supporting frame, so that the compression bar is convenient to compress the drawing board on the supporting frame, the supporting frame and the bottom frame are hinged together, the supporting frame and the bottom frame are only required to be rotationally attached together when the drawing board needs to be moved, and the whole drawing frame can be moved by holding the handles and the handles of the supporting frame and the bottom frame.

Description

Portable drawing frame

Technical Field

The utility model relates to the technical field of drawing frames, in particular to a portable drawing frame.

Background

With the increasing serious environmental pollution, governments are paying extra attention to municipal greening, and the air quality of cities can be effectively improved through municipal greening. So the design of the landscape architecture is a very popular professional skill at present. The landscape design mainly comprises the improvement of natural landscapes and the addition of artificial landscapes. Therefore, designers often need to go to the field for design and drawing during landscape design to ensure that the design landscape is more attractive.

The designer is to outdoor design drawing and is needed to utilize drawing board and drawing frame, through the support of drawing frame to drawing board, then laminating the paper on drawing board, later the designer alright design and drawing to the view on the paper. The drawing frame used outdoors on the market at present is a triangular bracket, and the bracket is convenient to store and carry. But in actual use, the triangular bracket is matched with a drawing board. The current tripod can not carry out bearing and block to the drawing board when outdoor removal, leads to the tripod to be difficult to transfer when the cooperation drawing board uses, and the inclination scope that the tripod can be adjusted is less, and then leads to the drawing board inconvenient to carry out inclination according to the user demand to be adjusted.

Disclosure of Invention

The utility model aims to provide a portable drawing frame, which aims to solve the problems that an existing tripod cannot support and clamp a drawing board when moving outdoors, so that the tripod is difficult to transfer when being matched with the drawing board, the inclination angle range of the tripod can be adjusted is smaller, and the drawing board is inconvenient to adjust according to use requirements.

The utility model is realized in the following way:

the utility model provides a portable drawing frame, includes the underframe, the underframe upper surface is equipped with the braced frame, braced frame front end bottom and underframe front end top are in the same place through hinged joint, the inside both sides rear end of underframe is all rotated and is connected with the diagonal bracing, the diagonal bracing includes loop bar and inserted bar, inserted bar top both sides are equipped with the card limit, the card limit edge is equipped with a plurality of jackscrews, the inboard bottom of braced frame aligns the position of inserted bar and is equipped with the bracing piece, the bracing piece block is between two card limits at inserted bar top, braced frame back sliding connection has the depression bar, one side of braced frame and underframe is equipped with handle and handle respectively, handle and handle alignment setting.

Preferably, the rear ends of the two sides of the bottom frame are provided with pin shaft holes, the front ends of the upper surface of the bottom frame are symmetrically provided with mounting grooves, and the bottom end of the inner side of the bottom frame is provided with a supporting edge.

Preferably, the bottom of the front end of the supporting frame is provided with a bottom bracket, the middle part of the supporting frame is provided with a reinforcing rod, and the middle part of the back surface of the reinforcing rod is provided with a positioning screw rod.

Preferably, the two sides of the bottom of the back of the supporting frame are symmetrically provided with the transfer grooves, the middle of the top end of the back of the supporting frame is provided with the adjusting groove, the middle of the adjusting groove is provided with the limiting rod, and the limiting rod is aligned with the positioning screw rod.

Preferably, a sliding port is arranged in the middle of the pressure rod, and a pressure head is arranged at the top end of the pressure rod.

Preferably, one side of the bottom end of the loop bar facing the bottom frame is provided with a switching shaft, the end part of the switching shaft is provided with a limiting end plate, and a pressing knob is arranged at the position, close to the top end, of the side surface of the loop bar.

Preferably, the bottom surface corner of underframe all is equipped with the connector, the connector middle part is equipped with the screw groove, the screw groove inboard is connected with ground and inserts.

Preferably, the ground insert top is provided with a stud, and the ground insert bottom is of a conical structure.

Compared with the prior art, the utility model has the beneficial effects that:

1. through to carriage back mounting depression bar, make things convenient for the depression bar to compress tightly drawing board on the carriage, and carriage and underframe hinge together, only need rotate carriage and underframe laminating together when needing to remove to hold handle and the handle of carriage and underframe alright remove whole drawing frame simultaneously. And the telescopic diagonal brace is rotatably connected to the inner side of the bottom frame, so that the supporting rod can be randomly adjusted between 0 and 90 degrees, and a designer can conveniently adjust the drawing frame to a proper inclination angle according to requirements.

2. Through inserting with installing ground in underframe bottom corner, make things convenient for whole drawing support to stabilize in appointed position, also can be according to inserting the degree of depth of inserting ground and adjusting the height of whole drawing support.

Drawings

FIG. 1 is a schematic structural view of embodiment 1 of the present utility model;

FIG. 2 is a schematic view of the structure of the bottom frame of the present utility model in a front oblique top view;

FIG. 3 is a schematic view of the structure of the bottom frame of the present utility model in a rear oblique bottom view;

FIG. 4 is a schematic view of the structure of the support frame of the present utility model;

FIG. 5 is a schematic view of the structure of the compression bar of the present utility model;

FIG. 6 is a schematic view of the structure of the diagonal brace of the present utility model;

FIG. 7 is a schematic view of the structure of embodiment 2 of the present utility model;

fig. 8 is a schematic view of the structure of the inventive insert.

In the figure: 1. a bottom frame; 11. a handle; 12. a pin shaft hole; 13. a mounting groove; 14. edge supporting; 15. a connector; 16. a thread groove; 2. a support frame; 21. a handle; 22. a bottom support; 23. a reinforcing rod; 24. positioning a screw; 25. a support rod; 26. a transfer groove; 27. an adjustment tank; 28. a limit rod; 3. a compression bar; 31. a sliding port; 32. a pressure head; 4. a diagonal brace; 41. a loop bar; 411. a compression knob; 412. a transfer shaft; 413. a limiting end plate; 42. a rod; 421. clamping edges; 422. a jackscrew; 5. performing ground insertion; 51. a stud.

The specific embodiment is as follows:

in the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The following is further described with reference to the accompanying drawings and specific examples:

example 1

As shown in fig. 1, fig. 4 and fig. 6, a portable drawing frame comprises a bottom frame 1, the upper surface of the bottom frame 1 is provided with a supporting frame 2, the bottom of the front end of the supporting frame 2 and the top of the front end of the bottom frame 1 are connected together through hinges, the rear ends of the two sides inside the bottom frame 1 are respectively connected with inclined supporting rods 4 in a rotating mode, each inclined supporting rod 4 comprises a sleeve rod 41 and an inserting rod 42, clamping edges 421 are arranged on the two sides of the top end of each inserting rod 42, a plurality of jackscrews 422 are arranged on the edges of the clamping edges 421, a supporting rod 25 is arranged at the position, aligned with the inserting rods 42, of the bottom of the inner side of the supporting frame 2, the supporting rod 25 is clamped between the two clamping edges 421 on the top of each inserting rod 42, a pressing rod 3 is connected to the back of the supporting frame 2 and one side of the bottom frame 1, a handle 11 and a lifting handle 21 are respectively arranged in an aligned mode. The bottom frame 1 is convenient for support the whole drawing frame, and the whole drawing frame can be stably placed on the ground. The supporting frame 2 is convenient to adjust the inclination angle, so that the drawing board can be conveniently supported and adjusted. The diagonal brace 4 is convenient for supporting the supporting frame 2, and the length of the diagonal brace 4 can be adjusted by matching the inserted link 42 with the loop bar 41. The clamping edge 421 is matched with the jackscrew 422 to be conveniently clamped on the supporting rod 25, and then the diagonal bracing rod 4 can be stably connected with the supporting frame 2 by screwing the jackscrew 422. The compression bar 3 is convenient for compress tightly on the drawing board top, makes things convenient for the drawing board to cooperate the drawing frame to use steadily. The laminating of handle 21 and handle 11 is convenient for the staff to hold whole drawing frame, conveniently lifts whole drawing frame and removes, portable drawing frame carries out nimble operation and use.

As shown in fig. 2 and 3, the rear ends of the two sides of the bottom frame 1 are provided with pin holes 12, the front ends of the upper surface of the bottom frame 1 are symmetrically provided with mounting grooves 13, and the bottom end of the inner side of the bottom frame 1 is provided with a supporting edge 14. The pin shaft hole 12 is convenient for matching the diagonal brace 4, the diagonal brace 4 and the bottom frame 1 are convenient to rotationally connect together, the mounting groove 13 is convenient for matching the hinge, and the bottom frame 1 and the supporting frame 2 are convenient to rotationally connect together. The supporting edge 14 is convenient for supporting the diagonal brace 4, thereby facilitating the storage of the diagonal brace 4.

As shown in fig. 4, the bottom of the front end of the supporting frame 2 is provided with a bottom bracket 22, the middle part of the supporting frame 2 is provided with a reinforcing rod 23, and the middle part of the back surface of the reinforcing rod 23 is provided with a positioning screw 24. The collet 22 is convenient for carry out the bearing to drawing board, makes things convenient for the drawing board to stabilize on braced frame 2. The cooperation of reinforcing rod 23 and positioning screw 24 can adjust and fix depression bar 3, makes things convenient for the use of depression bar 3. The two sides of the bottom of the back of the supporting frame 2 are symmetrically provided with a transfer groove 26, the middle of the top end of the back of the supporting frame 2 is provided with an adjusting groove 27, the middle of the adjusting groove 27 is provided with a limiting rod 28, and the limiting rod 28 is aligned with the positioning screw 24. The transfer slot 26 and the mounting slot 13 are aligned so as to facilitate hinging the support frame 2 and the base frame 1 together with a hinge. The adjusting groove 27 is convenient for cooperate with the compression bar 3, avoids compression bar 3 to interfere with the underframe 1, and the limiting rod 28 is convenient for cooperate with the positioning screw 24, thereby conveniently enabling the compression bar 3 to stably move up and down and conveniently adjusting the position of the compression bar 3.

As shown in fig. 5, a sliding opening 31 is arranged in the middle of the pressing rod 3, and a pressing head 32 is arranged at the top end of the pressing rod 3. The sliding port 31 is convenient for the positioning screw 24 and the limiting rod 28 to pass, so that the compression rod 3 is conveniently limited and guided, the compression rod 3 is conveniently adjusted, and the drawing boards with different sizes are conveniently pressed and fixed.

As shown in fig. 6, a connecting shaft 412 is disposed at a side of the bottom end of the sleeve rod 41 facing the bottom frame 1, a limiting end plate 413 is disposed at an end of the connecting shaft 412, and a pressing knob 411 is disposed at a position of the side surface of the sleeve rod 41 near the top end. The adaptor shaft 412 is convenient for the sleeve rod 41 to be rotatably connected with the bottom frame 1, and the limiting end plate 413 is convenient for the sleeve rod 41 to be stably rotatably connected with the bottom frame 1. The pressing knob 411 is convenient for fixing the position of the plunger 42, and facilitates the telescoping and use of the plunger 42.

Working principle: when in use, the support frame 2 is turned over, then the diagonal brace 4 is rotated, the inserted link 42 is pulled, the top end of the inserted link 42 is clamped at two sides of the support rod 25, and then the jackscrew 422 is screwed down, so that the top end of the inserted link 42 and the support rod 25 are stably connected together. The length of the diagonal brace 4 and the inclination of the support frame 2 can then be fixed by tightening the jackscrew 422. The drawing board is then placed on the shoe 22 and the ram 32 at the top of the plunger 3 is allowed to press against the drawing board. When the whole drawing device needs to be moved, the diagonal brace 4 is only required to be contracted to the inner side of the bottom frame 1, then the supporting frame 2 and the bottom frame 1 are attached together, and the whole drawing device can be moved by holding the handle 11 and the lifting handle 21. Compared with the existing drawing frame, the drawing frame has the advantages that the compression bar 3 is installed on the back of the supporting frame 2, the drawing board is conveniently compressed on the supporting frame 2 through the compression bar 3, the supporting frame 2 and the bottom frame 1 are hinged together, the supporting frame 2 and the bottom frame 1 only need to be rotationally attached together when moving is needed, and the whole drawing frame can be moved by holding the handle 11 and the handle 21 of the supporting frame 2 and the bottom frame 1. And the telescopic diagonal brace 4 is rotatably connected to the inner side of the bottom frame 1, so that the supporting rod 25 can be randomly adjusted between 0 and 90 degrees, and a designer can conveniently adjust the drawing frame to a proper inclination angle according to requirements.

Example 2

The specific difference between this embodiment and embodiment 1 is that: as shown in fig. 7, connectors 15 are respectively arranged at corners of the bottom surface of the bottom frame 1, a thread groove 16 is arranged in the middle of each connector 15, and a ground plug 5 is connected to the inner side of each thread groove 16. The connector 15 and the thread groove 16 are matched to facilitate the installation of the plug 5 and the disassembly and assembly of the plug 5. The ground plug 5 is convenient to plug in the soil, so that the whole drawing frame can be stably placed on the ground.

As shown in fig. 8, the top end of the ground socket 5 is provided with a stud 51, and the bottom of the ground socket 5 has a conical structure. The stud 51 is conveniently inserted 5 and connected with the bottom frame 1 by screw threads, so that the bottom frame 1 is convenient to disassemble, assemble and use. The cone-shaped structure is convenient for the insertion 5 to be smoothly inserted in the land.

Compared with the embodiment 1, the ground plug 5 is arranged at the bottom corner of the bottom frame 1, and the ground plug 5 is plugged in the ground when in use, so that the stability of the whole drawing frame can be effectively improved, and a designer can stably draw in a drawing board conveniently

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a portable drawing frame, includes underframe (1), underframe (1) upper surface is equipped with braced frame (2), braced frame (2) front end bottom and underframe (1) front end top are in the same place through hinged joint, a serial communication port, underframe (1) inside both sides rear end is all rotated and is connected with diagonal brace (4), diagonal brace (4) include loop bar (41) and inserted bar (42), inserted bar (42) top both sides are equipped with card limit (421), card limit (421) edge is equipped with a plurality of jackscrews (422), the position that braced frame (2) inboard bottom aligned inserted bar (42) is equipped with bracing piece (25), bracing piece (25) block is between two card limits (421) at inserted bar (42) top, braced frame (2) back sliding connection has depression bar (3), one side of braced frame (2) and underframe (1) is equipped with handle (11) and handle (21) respectively, handle (11) and handle (21) align to set up.

2. The portable drawing frame according to claim 1, wherein pin shaft holes (12) are formed in rear ends of two sides of the bottom frame (1), mounting grooves (13) are symmetrically formed in two sides of the front end of the upper surface of the bottom frame (1), and supporting edges (14) are formed in the bottom end of the inner side of the bottom frame (1).

3. The portable drawing frame according to claim 1, wherein a bottom of the front end of the supporting frame (2) is provided with a base (22), a middle part of the supporting frame (2) is provided with a reinforcing rod (23), and a positioning screw (24) is arranged in the middle of the back of the reinforcing rod (23).

4. A portable drawing frame according to claim 3, wherein the two sides of the bottom of the back of the supporting frame (2) are symmetrically provided with a transfer groove (26), the middle part of the top end of the back of the supporting frame (2) is provided with an adjusting groove (27), the middle part of the adjusting groove (27) is provided with a limit rod (28), and the limit rod (28) is aligned with the positioning screw (24).

5. The portable drawing frame according to claim 1, wherein a sliding opening (31) is arranged in the middle of the pressing rod (3), and a pressing head (32) is arranged at the top end of the pressing rod (3).

6. The portable drawing frame according to any one of claims 1 to 5, wherein a transfer shaft (412) is disposed at a side of the bottom end of the sleeve rod (41) facing the bottom frame (1), a limiting end plate (413) is disposed at an end of the transfer shaft (412), and a compression knob (411) is disposed at a position of the side surface of the sleeve rod (41) near the top end.

7. The portable drawing frame according to claim 1, wherein connectors (15) are respectively arranged at corners of the bottom surface of the bottom frame (1), a thread groove (16) is arranged in the middle of each connector (15), and a ground plug (5) is connected to the inner side of each thread groove (16).

8. The portable drawing frame according to claim 7, wherein a stud (51) is provided at the top end of the ground connector (5), and the bottom of the ground connector (5) is in a tapered structure.