CN218898767U

CN218898767U - Portable drawing board frame

Info

Publication number: CN218898767U
Application number: CN202222026180.3U
Authority: CN
Inventors: 李理
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2023-04-25
Anticipated expiration: 2032-08-01

Abstract

The utility model relates to the technical field of drawing board frames, in particular to a portable drawing board frame, which comprises a bottom plate, wherein the top surface of the bottom plate is provided with a groove, the inner side wall of the groove is symmetrically provided with a chute in left and right directions, the bottom plate is connected with a telescopic drawing board assembly in a sliding way through the chute, a first lifting handle is arranged in the middle of the front surface of the bottom plate, a rotating rod arranged in the portable drawing board frame is rotationally connected with a sliding sleeve, so that the telescopic drawing board assembly and the bottom plate can be conveniently unfolded and closed in a hinge manner, the sliding sleeve is arranged in sliding connection with the chute, a first limit bolt and a second limit bolt can fix the sliding sleeve, so that the telescopic drawing board assembly can be unfolded and fixed in the middle of the bottom plate when the drawing board frame is not used, and the telescopic drawing board assembly can be conveniently taken away when the drawing board frame is closed, and the drawing board frame is conveniently used and carried.

Description

Portable drawing board frame

Technical Field

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

Background

At present, with the rapid development of economy, urban construction rapidly develops, the pressure of building designers is increased day by day in many urban squares, building trays and other buildings, and at the construction site of the buildings, the building designers can often carry out scheme adjustment according to actual conditions and display the improved scheme on site so as to guide workers to construct correctly, so that a picture board frame is required, but the existing picture board frame is complex in structure and inconvenient to carry, and difficulty is brought to the work of the building designers.

There is therefore a need for a portable graphics board rack that ameliorates the above-described problems.

Disclosure of Invention

The present utility model is directed to a portable graphics board rack, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the portable drawing board frame comprises a bottom board, wherein the top surface of the bottom board is provided with a groove, the left and right sides of the inner side wall of the groove are symmetrically provided with sliding grooves, the bottom board is slidably connected with a telescopic drawing board assembly through the sliding grooves, a first lifting handle is arranged in the middle of the front surface of the bottom board, the left and right sides of the rear side edge of the top surface of the bottom board are symmetrically provided with first limit bolts, and the left and right sides of the middle of the top surface of the bottom board are symmetrically provided with second limit bolts;

the telescopic drawing board assembly comprises a sliding sleeve arranged inside a sliding groove, a rotating rod is sleeved inside the sliding sleeve, a telescopic plate is arranged on the inner side of the rotating rod, a design drawing board is sleeved above the telescopic plate, a first fastening bolt is arranged at the top of the sliding sleeve, a second fastening bolt is arranged below the back of the design drawing board, and a second lifting handle is arranged at the top of the design drawing board.

As a preferable scheme of the utility model, the sliding sleeve is connected with the sliding groove in a sliding way.

As a preferable scheme of the utility model, the design drawing board is connected with the expansion board in a sliding way, the second fastening bolt penetrates through the design drawing board and is connected in a threaded way, and the expansion board is provided with a thread groove corresponding to the second fastening bolt.

As a preferable scheme of the utility model, the connection mode of the rotating rod and the telescopic plate is rotary connection, and the first fastening bolt penetrates through the sliding sleeve and is in threaded connection in a connection mode.

As a preferable scheme of the utility model, the first limit bolt and the second limit bolt penetrate through the inside of the chute, are in threaded connection with the bottom plate, and the sliding sleeve is provided with threaded holes corresponding to the first limit bolt and the second limit bolt.

As a preferable mode of the utility model, the second handle is the same as the first handle in shape and style.

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

1. according to the utility model, the rotating rod and the sliding sleeve arranged in the portable drawing board frame are rotationally connected, so that the telescopic drawing board assembly and the bottom board can be conveniently unfolded and closed in a hinge mode, the arranged sliding sleeve is connected with the sliding groove in a sliding mode, the first limiting bolt and the second limiting bolt can fix the sliding sleeve, so that the telescopic drawing board assembly can be unfolded and fixed in the middle of the bottom board when in use, the telescopic drawing board assembly can be closed and fixed at the rear side edge of the bottom board when not in use, the second lifting handle and the first lifting handle can be used for conveniently taking away the drawing board frame when the drawing board frame is closed, the drawing board frame is convenient to use and carry, and the arranged design drawing board is connected with the telescopic board in a sliding mode, so that the height of the design drawing board is convenient to adjust, and the problem that the drawing board frame is inconvenient to carry is solved.

Drawings

FIG. 1 is an expanded schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall structure closure of the present utility model;

FIG. 3 is a schematic view of the telescopic drawing board assembly of the present utility model.

In the figure: 1. a bottom plate; 2. a groove; 3. a chute; 4. a telescoping drawing board assembly; 5. a first handle; 6. a first limit bolt; 7. the second limit bolt; 401. a sliding sleeve; 402. a rotating rod; 403. a telescoping plate; 404. designing a drawing board; 405. a first fastening bolt; 406. a second fastening bolt; 407. and a second handle.

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, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, several embodiments of the utility model will be described more fully hereinafter with reference to the accompanying drawings, in which, however, the utility model may be embodied in many different forms and is not limited to the embodiments described herein, but instead is provided for the purpose of providing a more thorough and complete disclosure of the utility model.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present, and when an element is referred to as being "connected" to the other element, it may be directly connected to the other element or intervening elements may also be present, the terms "vertical", "horizontal", "left", "right" and the like are used herein for the purpose of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs, and the terms used herein in this description of the utility model are for the purpose of describing particular embodiments only and are not intended to be limiting of the utility model, with the term "and/or" as used herein including any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present utility model provides a technical solution:

the portable drawing board frame comprises a bottom board 1, a groove 2 is formed in the top surface of the bottom board 1, sliding grooves 3 are symmetrically formed in the left side and the right side of the inner side wall of the groove 2, the bottom board 1 is slidably connected with a telescopic drawing board assembly 4 through the sliding grooves 3, a first lifting handle 5 is arranged in the middle of the front surface of the bottom board 1, first limit bolts 6 are symmetrically arranged in the left side and the right side of the rear side of the top surface of the bottom board 1, second limit bolts 7 are symmetrically arranged in the middle of the top surface of the bottom board 1 in a left-right mode, and the first limit bolts 6 and the second limit bolts 7 penetrate through the sliding grooves 3 and are in threaded connection with the bottom board 1;

in this embodiment, referring to fig. 1-3, the telescopic drawing board assembly 4 includes a sliding sleeve 401 disposed in the sliding chute 3, a rotating rod 402 is sleeved in the sliding sleeve 401, a telescopic board 403 is disposed in the inner side of the rotating rod 402, a design drawing board 404 is sleeved above the telescopic board 403, a first fastening bolt 405 is disposed at the top of the sliding sleeve 401, a second fastening bolt 406 is disposed below the back of the design drawing board 404, a second handle 407 is disposed at the top of the design drawing board 404, wherein the sliding sleeve 401 is slidably connected with the sliding chute 3, the design drawing board 404 is slidably connected with the telescopic board 403, the second fastening bolt 406 penetrates through the design drawing board 404 and is in threaded connection, the telescopic board 403 is provided with a threaded groove corresponding to the second fastening bolt 406, the rotating rod 402 is rotatably connected with the telescopic board 403, the first fastening bolt 405 penetrates through the sliding sleeve 401 and is in threaded connection, the sliding sleeve 401 is provided with threaded holes corresponding to the first limit bolt 6 and the second limit bolt 7, the shape and the style of the second lifting handle 407 are the same as those of the first lifting handle 5, the arranged rotating rod 402 is rotationally connected with the sliding sleeve 401, so that the telescopic drawing board assembly 4 and the bottom plate 1 can be conveniently unfolded and closed in a hinge mode, the arranged sliding sleeve 401 is slidably connected with the sliding chute 3, the first limit bolt 6 and the second limit bolt 7 can fix the sliding sleeve, so that the telescopic drawing board assembly 4 can be unfolded and slid to the middle of the bottom plate 1 to be fixed when the telescopic drawing board assembly 4 is not used, the telescopic drawing board assembly 4 can be closed and slid to the rear side edge of the bottom plate 1 to be fixed when the telescopic drawing board assembly is not used, the arranged second lifting handle 407 and the first lifting handle 5 can be conveniently taken away when the drawing board frame is closed, the drawing board frame is convenient to use and carry, the arranged design drawing board 404 is slidably connected with the telescopic drawing board 403, thereby facilitating the adjustment of the design drawing board height and the use of the design drawing board 404.

The working flow of the utility model is as follows: when the portable drawing board frame is used, firstly, the design drawing board 404 is rotated to be vertical to the bottom board 1, at the moment, the rotating rod 402 and the sliding sleeve 401 rotate, after the design drawing board 404 is rotated to a proper position, the rotating rod 402 is limited in the sliding sleeve 401 through the first fastening bolt 405, then the design drawing board 404 is pulled upwards, at the moment, the telescopic board 403 is pulled out from the design drawing board 404, so that the overall height of the telescopic board 403 and the design drawing board 404 is adjusted, after the height adjustment is finished, the telescopic board 403 and the design drawing board 404 are fixed through the second fastening bolt 406, then, after the telescopic drawing board assembly 4 is slid forwards, at the moment, the sliding sleeve 401 is slid forwards in the sliding groove 3, after the sliding sleeve 401 is slid to a middle position, the sliding sleeve 401 is fixed through the second limiting bolt 7, finally, the drawing is stuck on the design drawing board 404, at the time of storage, the sliding sleeve 401 is slid to the rear side, the sliding sleeve 401 is fixed by the first limit bolt 6, then the telescopic drawing board assembly 4 and the bottom plate 1 are closed by the reverse operation, finally the drawing board frame is taken off integrally by the second lifting handle 407 and the first lifting handle 5, the telescopic drawing board assembly 4 and the bottom plate 1 can be conveniently unfolded and closed in a hinge mode by rotationally connecting the rotating rod 402 arranged in the portable drawing board frame with the sliding sleeve 401, the sliding sleeve 401 is slidably connected with the sliding groove 3, the first limit bolt 6 and the second limit bolt 7 can fix the sliding sleeve, the telescopic drawing board assembly 4 can be unfolded and slid to the middle of the bottom plate 1 to be fixed when the portable drawing board frame is not used, the telescopic drawing board assembly 4 is closed and slid to the rear side edge of the bottom plate 1 to be fixed when the portable drawing board frame is closed by the second lifting handle 407 and the first lifting handle 5, thereby make things convenient for the use and carry of drawing board frame to design drawing board 404 and expansion plate 403 sliding connection that sets up, thereby convenient regulation design drawing board height, the convenience is to the use of design drawing board 404, has solved the inconvenient problem of carrying of drawing board frame.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Portable picture board frame, including bottom plate (1), its characterized in that: the novel lifting device is characterized in that a groove (2) is formed in the top surface of the bottom plate (1), sliding grooves (3) are formed in the inner side wall of the groove (2) in bilateral symmetry, the bottom plate (1) is connected with a telescopic drawing board assembly (4) in a sliding mode through the sliding grooves (3), a first lifting handle (5) is arranged in the middle of the front surface of the bottom plate (1), first limit bolts (6) are symmetrically arranged in the left side and the right side of the rear side of the top surface of the bottom plate (1), and second limit bolts (7) are symmetrically arranged in the middle of the top surface of the bottom plate (1) in bilateral symmetry;

the telescopic drawing board assembly (4) comprises a sliding sleeve (401) arranged inside a sliding groove (3), a rotating rod (402) is sleeved in the sliding sleeve (401), a telescopic plate (403) is arranged on the inner side of the rotating rod (402), a design drawing board (404) is sleeved on the telescopic plate (403), a first fastening bolt (405) is arranged at the top of the sliding sleeve (401), a second fastening bolt (406) is arranged below the back of the design drawing board (404), and a second lifting handle (407) is arranged at the top of the design drawing board (404).

2. A portable graphics board rack as claimed in claim 1, wherein: the sliding sleeve (401) is connected with the sliding groove (3) in a sliding manner.

3. A portable graphics board rack as claimed in claim 1, wherein: the design drawing board (404) is connected with the expansion board (403) in a sliding mode, the second fastening bolt (406) penetrates through the design drawing board (404) and is connected in a threaded mode, and the expansion board (403) is provided with a threaded groove corresponding to the second fastening bolt (406).

4. A portable graphics board rack as claimed in claim 1, wherein: the connecting mode of the rotating rod (402) and the expansion plate (403) is rotary connection, and the first fastening bolt (405) penetrates through the sliding sleeve (401) and is in threaded connection in the connecting mode.

5. A portable graphics board rack as claimed in claim 1, wherein: the first limit bolt (6) and the second limit bolt (7) penetrate through the sliding groove (3) and are connected with the bottom plate (1) in a threaded mode, and the sliding sleeve (401) is provided with threaded holes corresponding to the first limit bolt (6) and the second limit bolt (7).

6. A portable graphics board rack as claimed in claim 1, wherein: the second lifting handle (407) has the same shape and style as the first lifting handle (5).