CN210733665U

CN210733665U - Drawing board for municipal works of adjustable usable floor area

Info

Publication number: CN210733665U
Application number: CN201921115125.3U
Authority: CN
Inventors: 王红兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-06-12
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses an adjustable usable floor area's drawing board for municipal works, the fruit pick-up device comprises a frame body, the positive surface of framework has been seted up and has been placed the recess, the spout has all vertically been seted up to the both sides of the back of the body surface of framework, the both sides of spout inner chamber all communicate there is the spacing groove, the front side and the rear side of the positive surface of framework all are provided with adjusting device, adjusting device includes roof and bottom plate, the back of the body surface of roof is sliding contact with the positive surface of framework, the positive surface of bottom plate is sliding contact with the back of the body surface of framework. The utility model discloses a set up adjusting device, place the cooperation of recess, spout and spacing groove and use, can adjust the usable floor area of drawing board, the use of drawing board is more convenient like this, has solved the drawing board when using, because of can not adjusting usable floor area, causes the drawing paper that can only place fixed size on the drawing board to lead to the drawing board inconvenient problem to appear.

Description

Drawing board for municipal works of adjustable usable floor area

Technical Field

The utility model relates to a municipal works technical field specifically is a drawing board for municipal works of adjustable usable floor area.

Background

In modern society, all kinds of municipal works have obtained the construction in the city, need draw to the construction project before the construction of municipal works, just so need use the drawing board, and current drawing board can not change drawing area when using for can only place the drawing paper of fixed size on the drawing board, thereby lead to the drawing board inconvenient problem of use to appear, greatly reduced the practicality of drawing board.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an adjustable usable floor area's drawing board for municipal works possesses the advantage with adjustable usable floor area, has solved the problem that awkward appears in the drawing board.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an adjustable usable floor area's drawing board for municipal works, includes the framework, the positive surface of framework has been seted up and has been placed the recess, the spout has all vertically been seted up to the both sides of the back of the body surface of framework, the both sides of spout inner chamber all communicate there is the spacing groove, the front side and the rear side of the positive surface of framework all are provided with adjusting device.

Preferably, the adjusting device includes a top plate and a bottom plate, the back surface of the top plate is in sliding contact with the front surface of the frame, and the front surface of the bottom plate is in sliding contact with the back surface of the frame.

Preferably, the two sides of the back surface of the top plate and the outer side of the frame body are fixedly connected with connecting plates, the back surface of each connecting plate is fixedly connected with the front surface of the bottom plate, and the center of the left side surface of each connecting plate is fixedly connected with an adjusting rod on the left side of the frame body.

Preferably, both sides of the front surface of the bottom plate are fixedly connected with sliding rods, the front sides of the sliding rods extend to the inner cavities of the sliding grooves and are fixedly connected with sliding blocks, both sides of the sliding blocks extend to the inner cavities of the limiting grooves, the surfaces of the sliding blocks are in sliding contact with the inner cavities of the limiting grooves, and the surfaces of the sliding rods are in sliding contact with the inner cavities of the sliding grooves.

Preferably, the spring is fixedly connected to both sides of the front surface of the top plate, the pull plate is fixedly connected to the front side of the spring, the movable column is fixedly connected to both sides of the back surface of the pull plate, the spring and the top plate are penetrated through the rear side of the movable column, the press block is fixedly connected to the rear side of the movable column, the back surface of the press block is in contact with the inner cavity of the placing groove, the movable hole is penetrated through both sides of the front surface of the top plate, the surface of the movable column is in sliding contact with the inner cavity of the movable hole, and the inner diameter of the spring is larger than the.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up adjusting device, place the cooperation of recess, spout and spacing groove and use, can adjust the usable floor area of drawing board, the use of drawing board is more convenient like this, has solved the drawing board when using, because of can not adjusting usable floor area, causes the drawing paper that can only place fixed size on the drawing board to lead to inconvenient problem to appear in the drawing board, made things convenient for the use of drawing board greatly, be worth promoting.

2. The utility model discloses a place the recess, can place drawing paper, through the cooperation of spacing groove and slider, can carry on spacingly to the bottom plate, avoid the bottom plate to break away from the framework.

Drawings

FIG. 1 is a top view of the frame structure of the present invention;

FIG. 2 is a bottom sectional view of the frame structure of the present invention;

fig. 3 is a front view of the structure of the adjusting device of the present invention.

In the figure: the device comprises a frame body 1, a 2-degree adjusting device, a 21-degree adjusting rod, a 22-degree sliding block, a 23-degree bottom plate, a 24-degree movable column, a 25-degree sliding rod, a 26-degree connecting plate, a 27-degree top plate, a 28-degree spring, a 29-degree pulling plate, a 210-degree pressing block, a 211-degree movable hole, a 3-degree placing groove, a 4-degree sliding groove and.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a drawing board for municipal works with adjustable usable floor area, includes a frame 1, a placement groove 3 is formed on the front surface of the frame 1, drawing paper can be placed through the placement groove 3, sliding grooves 4 are longitudinally formed on both sides of the back surface of the frame 1, limiting grooves 5 are communicated with both sides of the inner cavity of the sliding grooves 4, adjusting devices 2 are disposed on both the front and rear sides of the front surface of the frame 1, the adjusting devices 2 include a top plate 27 and a bottom plate 23, the back surface of the top plate 27 is in sliding contact with the front surface of the frame 1, the front surface of the bottom plate 23 is in sliding contact with the back surface of the frame 1, connecting plates 26 are fixedly connected to both sides of the back surface of the top plate 27 and outside of the frame 1, the back surface of the connecting plates 26 is fixedly connected to the front surface of the bottom plate 23, an adjusting rod 21 is fixedly connected to the center, both sides of the front surface of the bottom plate 23 are fixedly connected with a slide rod 25, the front side of the slide rod 25 extends to the inner cavity of the slide groove 4 and is fixedly connected with a slide block 22, both sides of the slide block 22 extend to the inner cavity of the limit groove 5, the surface of the slide block 22 is in sliding contact with the inner cavity of the limit groove 5, the bottom plate 23 can be limited by the matching of the limit groove 5 and the slide block 22, the bottom plate 23 is prevented from being separated from the frame 1, the surface of the slide rod 25 is in sliding contact with the inner cavity of the slide groove 4, both sides of the front surface of the top plate 27 are fixedly connected with springs 28, the front side of the springs 28 is fixedly connected with a pulling plate 29, both sides of the back surface of the pulling plate 29 are fixedly connected with movable columns 24, the back side of the movable columns 24 penetrates through the springs 28 and the top plate 27 and is fixedly connected with a pressing block 210, the, the surface of activity post 24 is sliding contact with the inner chamber of activity hole 211, the internal diameter of spring 28 is greater than the internal diameter of activity hole 211, through setting up adjusting device 2, place recess 3, spout 4 and spacing groove 5's cooperation is used, can adjust the usable floor area of drawing board, the use of drawing board is more convenient like this, the drawing board is solved when using, because of can not adjust usable floor area, only can place the drawing paper of fixed size on causing the drawing board, thereby lead to the drawing board inconvenient in use problem to appear, greatly make things convenient for the use of drawing board, be worth promoting.

When the drawing board is used, when drawing paper is large, the pulling plate 29 is pulled upwards, the spring 28 is stretched under the action of the pulling force, the pulling plate 29, the movable column 24 and the pressing block 210 all move upwards, the pressing block 210 is separated from the placing groove 3, the adjusting rod 21 is pushed, the top plate 27 and the bottom plate 23 move backwards or forwards, the drawing paper is placed in the placing groove 3, the pulling of the pulling plate 29 is stopped, the pressing block 210 resets under the resetting action of the spring 28, and the drawing paper is positioned, so that the purpose is achieved.

All kinds of parts used in this application document are standard parts, can purchase from the market, and the specific connected mode of each part all adopts conventional means such as mature bolt, rivet and welding among the prior art.

In summary, the following steps: this drawing board for municipal works of adjustable usable floor area uses through the cooperation that sets up adjusting device 2, places recess 3, spout 4 and spacing groove 5, has solved drawing board awkward problem appears.

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

Claims

1. The utility model provides an adjustable area of use's drawing board for municipal works, includes framework (1), its characterized in that: the front surface of the frame body (1) is provided with a placing groove (3), the two sides of the back surface of the frame body (1) are longitudinally provided with sliding grooves (4), the two sides of the inner cavity of each sliding groove (4) are communicated with limiting grooves (5), and the front side and the rear side of the front surface of the frame body (1) are provided with adjusting devices (2).

2. The drawing board for municipal engineering with adjustable usable area of claim 1, wherein: the adjusting device (2) comprises a top plate (27) and a bottom plate (23), wherein the back surface of the top plate (27) is in sliding contact with the front surface of the frame body (1), and the front surface of the bottom plate (23) is in sliding contact with the back surface of the frame body (1).

3. A drawing board for municipal engineering with adjustable usable area according to claim 2, wherein: the two sides of the back surface of the top plate (27) are fixedly connected with connecting plates (26) on the outer side of the frame body (1), the back surface of each connecting plate (26) is fixedly connected with the front surface of the bottom plate (23), and the center of the left side surface of each connecting plate (26) is fixedly connected with an adjusting rod (21) on the left side of the frame body (1).

4. A drawing board for municipal engineering with adjustable usable area according to claim 3, wherein: the equal fixedly connected with slide bar (25) in both sides on bottom plate (23) positive surface, the front side of slide bar (25) extends to the inner chamber and the fixedly connected with slider (22) of spout (4), the both sides of slider (22) all extend to the inner chamber of spacing groove (5), the surface of slider (22) is sliding contact with the inner chamber of spacing groove (5), the surface of slide bar (25) is sliding contact with the inner chamber of spout (4).

5. A drawing board for municipal engineering with adjustable usable area according to claim 4, wherein: the equal fixedly connected with spring (28) in both sides on roof (27) positive surface, the front side fixedly connected with arm-tie (29) of spring (28), the equal fixedly connected with activity post (24) in both sides on the back surface of arm-tie (29), the rear side of activity post (24) runs through spring (28) and roof (27) and fixedly connected with briquetting (210), the back surface of briquetting (210) contacts with the inner chamber of placing recess (3), activity hole (211) have all been seted up in both sides on roof (27) positive surface through, the surface of activity post (24) is sliding contact with the inner chamber of activity hole (211), the internal diameter of spring (28) is greater than the internal diameter of activity hole (211).