CN113384072A

CN113384072A - Drawing device for economic management

Info

Publication number: CN113384072A
Application number: CN202110544087.9A
Authority: CN
Inventors: 冯旺; 吴林伟; 马静; 晋岚岚; 张金娣
Original assignee: Nanyang Institute of Technology
Current assignee: Nanyang Institute of Technology
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2021-09-14

Abstract

The invention discloses a drawing device for economic management, relates to the field of drawing devices, and mainly aims to solve the problem of angle adjustment of a drawing board; the device includes under casing, support frame, slide cartridge, movable rod and screw thread post, and the upper surface of under casing rotates joint support frame, fixed mounting has the drawing board on the support frame, be equipped with the scale mark on the drawing board, be equipped with a magnet piece on the drawing board, be equipped with the mounting groove on the support frame, the mounting groove passes through the elasticity rope and connects the third magnet piece, and the tight drawing of third magnet piece and the tight drawing of first magnet piece clamp makes things convenient for the drawing to change, the upper surface of under casing is equipped with the supporting seat, rotate on the supporting seat and connect the slide cartridge, swing joint movable rod in the slip, the movable rod passes through the screw thread post and is connected with U type frame, realizes fixing the support frame through knob, threaded rod, screw thread cartridge, first gear and second gear, the front side of under casing is equipped with the drawer, can put into the drawer with pigment, is convenient for the drawing.

Description

Drawing device for economic management

Technical Field

The invention relates to the field of drawing devices, in particular to a drawing device for economic management.

Background

The drawing device for economic management is mainly a tool for drawing by people, has a simple structure, is convenient to operate, and has higher and higher functional requirements on the drawing device along with the improvement of science and technology.

At present, when carrying out economic management teaching, often need drawing device, the drawing device structure of using at present is complicated, and the rotation of drawing board is convenient inadequately.

Disclosure of Invention

The present invention is directed to a drawing device for economic management to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme:

a drawing device for economic management comprises a bottom case, a support frame, a drawing board, a first magnet piece, a second magnet piece, a third magnet piece, an elastic rope, a U-shaped frame and a movable rod, wherein the support frame is rotatably connected above the bottom case, two connecting plates are fixedly connected to two sides of the support frame, clamping grooves are formed in the two connecting plates and are in matched connection with buckles, the buckles are fixedly installed on the upper surface of the bottom case, the drawing board is fixedly connected in the support frame, the length of a figure is conveniently known by a scale line when drawing is conducted, first magnet pieces are arranged on the periphery of the drawing board, the first magnet pieces are embedded in the drawing board, the U-shaped frame is arranged on the left side and the right side of the drawing board and is fixedly connected with the support frame and the drawing board, a threaded column is arranged on the inner side of the U-shaped rod and is in threaded connection with the movable rod, the movable rod is movably connected in a sleeve, the length of the movable rod in the sleeve can be fixed by screwing the second bolt, the lower end of the sleeve is rotatably installed on the upper surface of the bottom box through the supporting seat, the two sides of the supporting seat are provided with first bolts, the sleeve is provided with a threaded hole matched with the first bolt, the first bolt and the second bolt are respectively provided with a gasket, the rotating angle of the sleeve can be fixed by screwing the first bolt, the upper surface of the supporting frame is provided with a mounting groove around the first magnet piece, the bottom of the inner cavity of the mounting groove is provided with a second magnet piece, the second magnet piece is connected with a third magnet piece through an elastic rope, when a drawing is placed on the drawing board, the third magnet piece is taken out of the mounting groove, and the drawing is clamped through the third magnet piece and the first magnet piece by adsorption, the convenience is changed the drawing, when stopping drawing, puts into the mounting groove with the third magnet piece through the first in command, through the attraction of second magnet piece to the third magnet piece, makes third magnet piece extrusion elasticity rope install in the mounting groove, be equipped with the rectangular channel on the leading flank of under casing, sliding connection drawer in the rectangular channel, be equipped with the second handle on the leading flank of drawer.

On the basis of the technical scheme, the invention also provides the following optional technical scheme:

in one alternative: the upside and the left side of drawing board all are equipped with the scale mark.

In one alternative: the upper surface of the first magnet piece and the upper surface of the drawing board are on the same plane.

In one alternative: and a first handle is arranged on one side, far away from the mounting groove, of the third magnet piece.

In one alternative: and the second handle is provided with an anti-slip plastic sleeve.

In one alternative: and gaskets are arranged on the first bolt and the second bolt.

In one alternative: the supporting frame is characterized by further comprising a knob, a threaded rod, a threaded cylinder, a first gear and a second gear, wherein the mounting box is arranged on the rear side of the supporting frame, the threaded rod is arranged at the top of the mounting box and is connected with the top of the mounting box in a rotating mode, the threaded rod penetrates through the top of the mounting box, the top fixed connection knob of the threaded rod, the lower end of the threaded rod is connected with the threaded cylinder, the threaded cylinder is located in the mounting box, the lower end of the threaded cylinder is fixedly connected with the first gear, the second gear is arranged below the first gear, the central fixed connection rotating shaft of the second gear is arranged, one end, far away from the second gear, of the rotating shaft penetrates through one side of the mounting box and the tail end fixed connection supporting rod, and the bottom end of the supporting rod is connected with the upper surface of the bottom box in a sliding mode.

Compared with the prior art, the invention has the following beneficial effects:

take out the buckle from the draw-in groove, when rotating the support frame from the top of under casing with the under casing predetermined angle, through twisting first bolt, second bolt and screw thread post are fixed movable rod and slide cartridge, put drawing paper on the drawing board, take out third magnet piece from the mounting groove, adsorb the centre gripping drawing through first magnet piece and third magnet piece each other, conveniently change the drawing, pull out the drawer through the second handle, put into the drawer with pigment, conveniently render up the drawing, the rotation support pole, the one end and the support frame contact of bracing piece, through twisting the knob, it rotates to drive the threaded rod, it moves down to drive the screw thread section of thick bamboo, drive first gear and second gear intermeshing, fix the bracing piece, the bracing piece is fixed to the position of support frame this moment.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

FIG. 3 is a schematic view of a connection structure of a second magnet piece, an elastic string and a third magnet piece according to embodiment 1 of the present invention.

Fig. 4 is a schematic structural diagram of embodiment 2 of the present invention.

Notations for reference numerals: the magnetic iron comprises a bottom box 1, a support frame 2, a buckle 3, a clamping groove 4, a drawing board 5, a scale mark 6, a first magnet piece 7, a mounting groove 8, a second magnet piece 9, a third magnet piece 10, an elastic rope 11, a first handle 12, a U-shaped frame 13, a threaded column 14, a supporting seat 15, a first bolt 16, a sliding barrel 17, a movable rod 18, a second bolt 19, a drawer 20, a second handle 21, a supporting rod 22, a knob 23, a threaded rod 24, a threaded barrel 25, a first gear 26 and a second gear 27.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.

Example 1

Referring to fig. 1 to 3, in an embodiment of the present invention, a drawing apparatus for economic management includes a bottom case 1, a support frame 2, a drawing board 5, a first magnet piece 7, a second magnet piece 9, a third magnet piece 10, an elastic rope 11, a U-shaped frame 13, and a movable rod 18, wherein the support frame 2 is rotatably connected above the bottom case 1, two connection plates are fixedly connected to two sides of the support frame 2, each of the two connection plates is provided with a slot 4, the slot 4 is connected to the buckle 3 in a matching manner, the buckle 3 is fixedly mounted on an upper surface of the bottom case 1, the drawing board 5 is fixedly connected in the support frame 2, scale marks 6 are provided on both upper and left sides of the drawing board 5, the scale marks 6 facilitate the length of a drawing when drawing, the first magnet piece 7 is disposed around the drawing board 5, the first magnet piece 7 is embedded in the drawing board 5, an upper surface of the first magnet piece 7 is on the same plane as an upper surface of the drawing board 5, the left side and the right side of the drawing board 5 are provided with U-shaped frames 13, the U-shaped frames 13 are fixedly connected with the support frame 2 and the drawing board 5, the inner side of each U-shaped rod 13 is provided with a threaded column 14, the threaded column 14 is in threaded connection with a movable rod 18, the movable rod 18 is movably connected in a sleeve 17, a bolt hole is formed in one side of the sliding cylinder 17 and is in fit connection with a second bolt 19, the length of the movable rod 18 in the sleeve 17 can be fixed by screwing the second bolt 19, the lower end of the sleeve 17 is rotatably installed on the upper surface of the bottom box 1 through a support seat 15, two sides of the support seat 15 are provided with first bolts 16, the sleeve 17 is provided with threaded holes matched with the first bolts 16, gaskets are arranged on the first bolts 16 and the second bolts 19, the first bolts 16 can be screwed to fix the rotating angle of the sleeve 17, the upper surface of the support frame 2 is provided with mounting grooves 8 around the first magnet pieces 7, a second magnet piece 9 is arranged at the bottom of the inner cavity of the mounting groove 8, the second magnet piece 9 is connected with a third magnet piece 10 through an elastic rope 11, a first handle 12 is arranged on one side of the third magnet piece 10 far away from the mounting groove 8, when the drawing sheet is put on the drawing board 5, by taking out the third magnet piece 10 from the mounting groove 8, the drawing is clamped through the adsorption of the third magnet piece 10 and the first magnet piece 7, the drawing is convenient to replace, when the drawing is stopped, the third magnet piece 10 is put into the mounting groove 8 by the first handle 12, the third magnet piece 10 is installed in the installation groove 8 by pressing the elastic rope 11 by the attraction of the second magnet piece 9 to the third magnet piece 10, a rectangular groove is arranged on the front side surface of the bottom case 1, a drawer 20 is connected in the rectangular groove in a sliding way, the front side of the drawer 20 is provided with a second handle 21, and the second handle 21 is provided with an anti-slip plastic sleeve.

Example 2

Referring to fig. 4, the embodiment of the present invention is different from embodiment 1 in that the present invention further includes a knob 23, a threaded rod 24, a threaded cylinder 25, a first gear 26 and a second gear 27, an installation box is disposed on the rear side of the support frame 2, the threaded rod 24 is disposed on the top of the installation box, the threaded rod 24 is rotatably connected to the top of the installation box, the threaded rod 24 penetrates the top of the installation box, the knob 23 is fixedly connected to the top of the threaded rod 24, the threaded cylinder 25 is connected to the lower end of the threaded rod 24 through threads, the threaded cylinder 25 is located in the installation box, the first gear 26 is fixedly connected to the lower end of the threaded cylinder 25, the second gear 27 is disposed below the first gear 26, a rotating shaft is fixedly connected to the center of the second gear 27, one end of the rotating shaft, which is far away from the second gear 27, penetrates one side of the installation box and the tail end of the rotating shaft is fixedly connected to the support rod 22, the bottom end of the support rod 22 is slidably connected to the upper surface of the bottom box 1, when the position adjustment of support frame 2 finishes, rotate bracing piece 22, the position of contact support frame 2 is rotated to the upper end of bracing piece 22, when rotating knob 23, drives threaded rod 24 and rotates, drives screw cylinder 25 and moves down in the install bin, makes first gear 26 and the second gear 27 intermeshing of below, and bracing piece 22 stall, the rigidity of support frame 2.

The working principle of the invention is as follows: the buckle 3 is taken out from the clamping groove 4, when the supporting frame 2 is rotated to a preset angle with the bottom case from the top of the bottom case 1, the movable rod 18 and the slide cylinder 17 are fixed by screwing the first bolt 16, the second bolt 19 and the threaded post 14, the drawing sheet is placed on the drawing board 5, the third magnet piece 10 is taken out from the mounting groove 8, the drawing is clamped by the mutual adsorption of the first magnet piece 7 and the third magnet piece 10, the drawing is convenient to replace, the drawer 20 is pulled out through the second handle 21, the pigment is put into the drawer 20, the drawing is conveniently rendered, the support rod 22 is rotated, one end of the support rod 22 is contacted with the support frame 2, by screwing the knob 23, the threaded rod 24 is driven to rotate, the threaded barrel 25 is driven to move downwards, the first gear 26 and the second gear 27 are driven to be meshed with each other, the support rod 22 is fixed, and at the moment, the support rod 22 fixes the position of the support frame 2.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A drawing device for economic management comprises a bottom case (1), a support frame (2), a drawing board (5), a first magnet piece (7), a second magnet piece (9), a third magnet piece (10), an elastic rope (11), a U-shaped frame (13) and a movable rod (18), and is characterized in that the support frame (2) is rotatably connected above the bottom case (1), two connecting plates are fixedly connected to two sides of the support frame (2), clamping grooves (4) are formed in the two connecting plates, the clamping grooves (4) are matched and connected with buckles (3), the buckles (3) are fixedly installed on the upper surface of the bottom case (1), the drawing board (5) is fixedly connected in the support frame (2), the first magnet pieces (7) are arranged on the periphery of the drawing board (5), the first magnet pieces (7) are embedded in the drawing board (5), the U-shaped frames (13) are arranged on the left side and the right side of the drawing board (5), the U-shaped frame (13) is fixedly connected with the support frame (2) and the drawing board (5), a threaded column (14) is arranged on the inner side of the U-shaped rod (13), the threaded column (14) is in threaded connection with a movable rod (18), the movable rod (18) is movably connected in a sleeve (17), a first threaded hole is formed in one side of the upper portion of a sliding barrel (17), the first threaded hole is connected with a second bolt (19) in a matched mode, the lower end of the sleeve (17) is rotatably installed on the upper surface of the bottom box (1) through a support seat (15), first bolts (16) are arranged on two sides of the support seat (15), threaded holes matched with the first bolts (16) are formed in the sleeve (17), a mounting groove (8) is formed in the position, close to the periphery of the first magnet piece (7), a second magnet piece (9) is arranged at the bottom of the inner cavity of the mounting groove (8), second magnet piece (9) are connected third magnet piece (10) through elasticity rope (11), be equipped with the rectangular channel on the leading flank of under casing (1), sliding connection drawer (20) in the rectangular channel, be equipped with second handle (21) on the leading flank of drawer (20).

2. The drawing apparatus for economic management according to claim 1, wherein the drawing board (5) is provided with scale lines (6) on both upper and left sides thereof.

3. The drawing device for economic management according to claim 1, wherein an upper surface of the first magnet piece (7) is flush with an upper surface of the drawing board (5).

4. The drawing device for economic management according to claim 1, wherein a first handle (12) is provided on a side of the third magnet piece (10) away from the mounting groove (8).

5. The drawing device for economic management according to claim 1, wherein the second handle (21) is provided with a slip-proof plastic sleeve.

6. The drawing device for economic management according to claim 1, wherein a gasket is provided on each of the first bolt (16) and the second bolt (19).

7. The drawing device for economic management according to any one of claims 1 to 6, further comprising a knob (23), a threaded rod (24), a threaded cylinder (25), a first gear (26) and a second gear (27), wherein the rear side of the support frame (2) is provided with an installation box, the top of the installation box is provided with the threaded rod (24), the threaded rod (24) is rotatably connected with the top of the installation box, the threaded rod (24) penetrates through the top of the installation box, the top of the threaded rod (24) is fixedly connected with the knob (23), the lower end of the threaded rod (24) is in threaded connection with the threaded cylinder (25), the threaded cylinder (25) is positioned in the installation box, the lower end of the threaded cylinder (25) is fixedly connected with the first gear (26), the lower part of the first gear (26) is provided with the second gear (27), and the center of the second gear (27) is fixedly connected with a rotating shaft, one end of the rotating shaft, which is far away from the second gear (27), penetrates through one side of the installation box and is fixedly connected with the supporting rod (22) at the tail end, and the bottom end of the supporting rod (22) is connected with the upper surface of the bottom box (1) in a sliding mode.