CN210416003U

CN210416003U - Portable mathematics geometric drawing equipment

Info

Publication number: CN210416003U
Application number: CN201920325090.XU
Authority: CN
Inventors: 王晓英
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-14
Filing date: 2019-03-14
Publication date: 2020-04-28
Anticipated expiration: 2029-03-14

Abstract

The utility model discloses a portable mathematics geometry drawing equipment, including first plate body and second plate body, there is the mount pad at the rear surface middle part of first plate body through bolted connection, the rear surface right side upper portion of first plate body is equipped with the second connecting seat, the second connecting seat is connected with the one end of fixed plate, the right surface upper portion of second plate body is equipped with the open slot, the right side upper portion of second plate body is equipped with the spring chamber, the spring intracavity is equipped with the gag lever post, the rear surface left and right sides and the positive surface left and right sides of second plate body of first plate body all are equipped with the supporting seat. The device is matched with hooks or nails on the wall body through the hanging rings to be used when in use, the device is placed on the wall body, the supporting seats can be stretched out of the supporting rods, the supporting rods stretching out of the supporting seats play a supporting role, the device is enabled to be more stable when in use, and the device is suitable for people with different heights to use and improves the practicability of the device.

Description

Portable mathematics geometric drawing equipment

Technical Field

The utility model relates to a drawing auxiliary assembly technical field, concrete field is a portable mathematics geometry equipment of drawing.

Background

Mathematics, which is a subject of studying the relationship between the form and quantity of real world space, belongs to one of formal science from a certain point of view, plays an irreplaceable role in human historical development and social life, and is also an essential basic tool for learning and studying modern science and technology. Geometry plays an important role in mathematics, and teachers generally draw on blackboards when drawing spatial geometry. However, the existing geometric drawing board has the problem of inconvenient movement, is difficult to carry, and meanwhile, the area of the geometric drawing board which is easy to carry and can draw is smaller. To this end, we propose a portable mathematical geometry drawing device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable mathematics geometry drawing equipment to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a portable mathematical geometry drawing device comprises a first plate body and a second plate body, wherein the lower end of the first plate body is fixedly connected with a front blade of a hinge, the upper end of the rear blade of the hinge is fixedly connected with the second plate body, the middle part of the rear surface of the first plate body is connected with an installation seat through a bolt, the upper part of the right side wall of the installation seat is provided with an adjusting hole, a first adjusting cavity is arranged in the installation seat, the front side wall and the rear side wall of the first adjusting cavity are respectively provided with a limiting groove, the first adjusting cavity is inserted with an adjusting rod from top to bottom, the front side wall and the rear side wall of the adjusting rod are respectively provided with a bulge, the bulges are matched with the limiting grooves for use, a plurality of threaded holes are uniformly distributed on the right surface of the adjusting rod, the adjusting holes are inserted with adjusting screws and then are in threaded connection with the threaded holes, the upper, the first connecting seat is connected with one end of a connecting rope, 2 other ends of the connecting ropes are connected with hanging rings, a second connecting seat is arranged on the upper portion of the right side of the rear surface of the first plate body, the second connecting seat is connected with one end of a fixing plate, an open slot is arranged on the upper portion of the right surface of the second plate body, a spring cavity is arranged on the upper portion of the right side of the second plate body, a limiting rod is arranged in the spring cavity, an upper pull button is arranged on the upper side wall, penetrating through the spring cavity, of the upper end of the limiting rod, a first annular flange is integrally formed on the lower portion of the limiting rod, a first spring is arranged between the first annular flange and the upper side wall of the spring cavity on the limiting rod, supporting seats are arranged on the left and right sides of the rear surface of the first plate body and the left and right sides of the front surface of the second plate body, strip-, the utility model discloses a supporting seat, including supporting seat, be equipped with the supporting rod, be equipped with the second in the supporting seat and adjust the chamber, the intracavity is adjusted to the second is equipped with the bracing piece, the inboard one end upper portion fixedly connected with loop bar of bracing piece, and the upper portion of loop bar passes the circular regulation mouth of inboard one end, the loop bar cover is equipped with the second spring, the upper end of loop bar is equipped with the sleeve, telescopic upper end is equipped with presses the button, the one set of shaping of telescopic lower extreme has the annular flange of second.

Preferably, one end of the outer side of the supporting rod is provided with a supporting foot.

Preferably, one end of the outer side of the supporting rod is provided with a sucking disc.

Preferably, the connecting ends of the second connecting seat and the fixing plate are annularly arranged.

Preferably, the spring cavity is communicated with the open slot.

Preferably, the lower surface of the open slot is provided with a fixing slot at a position corresponding to the lower end of the limiting rod.

Preferably, the diameter of the second annular flange is smaller than that of the circular adjusting opening, and the diameter of the second annular flange is larger than the width of the strip-shaped adjusting opening.

Preferably, both ends all are equipped with the cornerite about the front surface upper portion of first plate body and both ends about the rear surface upper portion of second plate body, both ends all are equipped with the gasket about the rear surface lower part of second plate body.

Compared with the prior art, the beneficial effects of the utility model are that: a portable mathematical geometry drawing device is convenient to carry by holding a handle, the device is matched with a hook or a nail on a wall body for use through a hanging ring when in use, the device is placed on the wall body, when a second plate body is needed to be used, a pull-up button is pulled upwards and a limiting rod moves upwards, a fixing plate is pulled outwards to release the pull-up button after being stirred, the purpose of resetting the limiting rod is achieved through a first spring, each press button is pressed to push the press button to one end outside until a second annular flange is pushed to coincide with a circular adjusting opening at one end outside, the press button can be released, the second annular flange is pushed upwards through the elasticity of the second spring to achieve the purpose of resetting, meanwhile, the second annular flange can be clamped in the circular adjusting opening at one end outside, a supporting seat can be stretched out of the supporting seat, when a user draws on the first plate body and the second plate body, the bracing piece that stretches out through each supporting seat has played the effect of support, lets the device wholly more stable when using, carries out fixed connection through the regulation hole of adjusting screw and different positions from top to bottom, adjusts the mounted position of pole and mount pad, makes this device be applicable to the people of different heights and uses, improves the practicality of this device.

Drawings

Fig. 1 is a schematic front view of embodiment 1 of the present invention;

fig. 2 is a schematic right-view structural diagram of embodiment 1 of the present invention;

fig. 3 is a structural schematic diagram of the utility model in embodiment 1 shown on the right;

fig. 4 is a schematic cross-sectional structure view of a support seat in embodiment 1 of the present invention;

FIG. 5 is an enlarged view of portion A of FIG. 2;

fig. 6 is a schematic top view of the cross-sectional structure of the mounting base of the present invention;

FIG. 7 is a schematic top view of the supporting leg of the present invention;

fig. 8 is a schematic sectional structure view of a support seat according to embodiment 2 of the present invention.

In the figure: 1-a first plate body, 2-a second plate body, 3-a hinge, 4-a mounting seat, 5-an adjusting hole, 6-a first adjusting cavity, 7-a limiting groove, 8-an adjusting rod, 9-a bulge, 10-a threaded hole, 11-a handle, 12-a first connecting seat, 13-a connecting rope, 14-a hanging ring, 15-a second connecting seat, 16-a fixing plate, 17-an open slot, 18-a spring cavity, 19-a limiting rod, 20-an upward pull button, 21-a first annular flange, 22-a first spring, 23-a supporting seat, 24-a strip adjusting opening, 25-a round adjusting opening, 26-a second adjusting cavity, 27-a supporting rod, 28-a loop bar, 29-a second spring, 30-a sleeve, 31-a pressing button, 32-second annular flange, 33-supporting feet, 34-suction cup, 35-fixing groove, 36-wrap angle, 37-gasket and 38-adjusting screw.

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.

Example 1

Referring to fig. 1-7, the present invention provides a technical solution: a portable mathematical geometry drawing device comprises a first plate body 1 and a second plate body 2, wherein the lower end of the first plate body is fixedly connected with a front blade of a hinge 3, the upper end of the rear blade of the hinge is fixedly connected with the second plate body, the second plate body is turned when the second plate body is used, the vertical direction of the turned second plate body and the front part of the first plate body is in plane arrangement, the middle part of the rear surface of the first plate body is connected with an installation seat 4 through a bolt, the upper part of the right side wall of the installation seat is provided with an adjusting hole 5, a first adjusting cavity 6 is arranged in the installation seat, the front side wall and the rear side wall of the first adjusting cavity are respectively provided with a limiting groove 7, an adjusting rod 8 is inserted into the first adjusting cavity from top to bottom, the front side wall and the rear side wall of the adjusting rod are respectively provided with a bulge 9, the bulges are matched with the limiting grooves for use, the adjusting holes are connected with the threaded holes in a threaded manner after being inserted into the adjusting screws 39, the adjusting screws are fixedly connected with the adjusting holes at different positions up and down to adjust the mounting positions of the adjusting rods and the mounting seats, so that the device is suitable for people with different heights to use, the practicability of the device is improved, the upper ends of the adjusting rods are provided with handles 11, the carrying of the device is facilitated by holding the handles, the left and right ends of each handle are respectively provided with a first connecting seat 12, the first connecting seats are connected with one end of a connecting rope 13, the other ends of 2 connecting ropes are respectively connected with a hanging ring 14, the device is matched with hooks or nails on a wall body for use through the hanging rings, the upper part of the right side of the rear surface of the first plate body is provided with a second connecting seat 15, the second connecting seats are connected with one end of a fixing plate 16, the upper part of the right surface of the second plate body is provided, the upper portion of the right side of the second plate body is provided with a spring cavity 18, the spring cavity is internally provided with a limiting rod 19, the upper end of the limiting rod penetrates through the upper side wall of the spring cavity and is provided with an upward pull button 20, the lower portion of the limiting rod is integrally formed with a first annular flange 21, the limiting rod is positioned between the first annular flange and the upper side wall of the spring cavity and is provided with a first spring 22, when the second plate body is required to be used, the upward pull button is pulled upwards, the limiting rod moves upwards, the lower end of the limiting rod cancels the limiting of the fixing plate, the fixing plate is outwards pulled and then is loosened, the first annular flange is pushed downwards through the elasticity of the first spring to achieve the purpose of resetting of the limiting rod, the left side and the right side of the rear surface of the first plate body and the left side and the right side of the front surface of the second plate body are both provided with supporting seats 23, the upper end of the supporting seats are provided with strip, a second adjusting cavity 26 is arranged in the supporting seat, a supporting rod 27 is arranged in the second adjusting cavity, a loop bar 28 is fixedly connected to the upper portion of one end of the inner side of the supporting rod, the upper portion of the loop bar penetrates through the circular adjusting opening at one end of the inner side, a second spring 29 is sleeved on the loop bar, a sleeve 30 is arranged at the upper end of the loop bar, a pressing button 31 is arranged at the upper end of the sleeve, a second annular flange 32 is sleeved and formed at the lower end of the sleeve, each pressing button is pressed, the loop bar enters the sleeve along with the descending of the sleeve and the pressing button, meanwhile, the second annular flange descends to the second adjusting cavity of the supporting seat, then, the pressing button is pushed to one end of the outer side until the second annular flange is pushed to coincide with the circular adjusting opening at one end of the outer side, the pressing button can be released, the second annular flange is pushed upwards through the elasticity of the second spring to achieve the purpose of resetting, and can, the supporting seat can be stretched out to the bracing piece, and when the user was painted on first plate body and second plate body this moment, the bracing piece that stretches out through each supporting seat had played the effect of support, the one end in the bracing piece outside is equipped with supporting legs 33 to increased the area of contact of bracing piece with the wall body through the supporting legs, let the device wholly more stable when using.

Particularly, the connecting ends of the second connecting seat and the fixing plate are annularly arranged, so that the second connecting seat and the fixing plate can freely rotate.

Specifically, the spring cavity communicates with an open slot.

Specifically, the lower surface of the open slot is provided with a fixing slot 35 at a position corresponding to the lower end of the limiting rod, and the limiting rod is assisted to limit the fixing plate through the fixing slot.

Specifically, the diameter of the second annular flange is smaller than that of the circular adjusting opening, and the diameter of the second annular flange is larger than the width of the strip-shaped adjusting opening.

Particularly, both ends all are equipped with cornerite 36 about both ends and the rear surface upper portion of second plate body about the positive surface upper portion of first plate body, let the outward appearance more pleasing to the eye and touch edges and corners department when preventing to use through the cornerite and take place the damage, both ends all are equipped with gasket 37 about the rear surface lower part of second plate body, and the vertical direction in rear portion that lets the second plate body through the gasket is the plane setting, when only using first plate body, hangs the rear surface and the wall laminating that let this device behind this device, remain stable when using, can not take place to rock.

The working principle is as follows: when the utility model is used, the device is convenient to carry through the holding handle, the device is matched with a hook or a nail on a wall body for use through the hanging ring when in use, the device is placed on the wall body, the device is kept stable when in use through the gasket and the wrap angle at the rear part, the device can not shake, when a second plate body is needed to be used, the pull-up button is pulled up, the limiting rod moves upwards, the lower end of the limiting rod cancels the limit of the fixing plate, the pull-up button is released after the fixing plate is pulled outwards, the first annular flange is pushed downwards through the elasticity of the first spring to achieve the purpose of resetting of the limiting rod, then the second plate body is turned over, the second plate body after turning over and the front part of the first plate body are arranged in a plane, then each press button is pressed, the sleeve rod enters the sleeve along with the descending of the sleeve and the press button, and the second annular flange descends to a second adjusting cavity of the supporting seat, then the pressing button is pushed to one end of the outer side until the second annular flange is pushed to coincide with the circular adjusting opening at one end of the outer side, the press button can be loosened, the second annular flange is pushed upwards by the elasticity of the second spring to achieve the purpose of resetting, meanwhile, the second annular flange can be clamped in the circular adjusting opening at one end of the outer side, the supporting rod can extend out of the supporting seat, and when a user draws on the first plate body and the second plate body, the supporting rod extending out of each supporting seat plays a supporting role, and the supporting feet increase the contact area between the supporting rod and the wall body, so that the whole device is more stable when in use, carry out fixed connection through the regulation hole of adjusting screw and different positions from top to bottom, adjust the mounted position of adjusting pole and mount pad, make this device be applicable to the people of different heights and use, improve the practicality of this device.

Example 2

The structure and principle of this embodiment 2 are basically the same as those of embodiment 1, and the differences are that: one end in the bracing piece outside is equipped with sucking disc 34, adsorbs through the surface of sucking disc and wall body, can assist this device to fix with the wall body, lets the device wholly more stable when using.

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 a portable mathematics geometry drawing equipment, includes first plate body (1) and second plate body (2), its characterized in that: the lower end of the first plate body (1) is fixedly connected with a front blade of a hinge (3), the upper end of the rear blade of the hinge (3) is fixedly connected with a second plate body (2), the middle part of the rear surface of the first plate body (1) is connected with an installation seat (4) through a bolt, the upper part of the right side wall of the installation seat (4) is provided with an adjusting hole (5), a first adjusting cavity (6) is arranged in the installation seat (4), the front side wall and the rear side wall of the first adjusting cavity (6) are respectively provided with a limiting groove (7), the first adjusting cavity (6) is inserted from top to bottom with an adjusting rod (8), the front side wall and the rear side wall of the adjusting rod (8) are respectively provided with a bulge (9), the bulges (9) are matched with the limiting grooves (7) for use, the right surface of the adjusting rod (8) is uniformly provided with a plurality of threaded holes (10), and the adjusting hole (5), the upper end of the adjusting rod (8) is provided with a handle (11), the left end and the right end of the handle (11) are respectively provided with a first connecting seat (12), the first connecting seat (12) is connected with one end of a connecting rope (13), 2 other ends of the connecting rope (13) are respectively connected with a hanging ring (14), the upper portion of the right side of the rear surface of the first plate body (1) is provided with a second connecting seat (15), the second connecting seat (15) is connected with one end of a fixing plate (16), the upper portion of the right surface of the second plate body (2) is provided with an open slot (17), the upper portion of the right side of the second plate body (2) is provided with a spring cavity (18), a limiting rod (19) is arranged in the spring cavity (18), the upper side wall of the upper end of the limiting rod (19) penetrating through the spring cavity (18) is provided with an upward pull button (20), and the lower portion of the limiting rod (19), the limiting rod (19) is arranged between the upper side walls of the first annular flange (21) and the spring cavity (18) and is provided with a first spring (22), the left and right sides of the rear surface of the first plate body (1) and the left and right sides of the front surface of the second plate body (2) are respectively provided with a supporting seat (23), the upper end of the supporting seat (23) is provided with a strip-shaped adjusting opening (24), the left and right ends of the strip-shaped adjusting opening (24) are provided with a circular adjusting opening (25), the supporting seat (23) is internally provided with a second adjusting cavity (26), the second adjusting cavity (26) is internally provided with a supporting rod (27), the upper part of one end of the inner side of the supporting rod (27) is fixedly connected with a sleeve rod (28), the upper part of the sleeve rod (28) passes through the circular adjusting opening (25) at one end of the inner side, the sleeve rod (28) is sleeved with a second, the upper end of the sleeve (30) is provided with a press button (31), and the lower end of the sleeve (30) is sleeved and formed with a second annular flange (32).

2. A portable mathematical geometry drawing device according to claim 1, wherein: one end of the outer side of the supporting rod (27) is provided with a supporting leg (33).

3. A portable mathematical geometry drawing device according to claim 1, wherein: and one end of the outer side of the supporting rod (27) is provided with a sucking disc (34).

4. A portable mathematical geometry drawing device according to claim 1, wherein: the connecting ends of the second connecting seat (15) and the fixing plate (16) are arranged annularly.

5. A portable mathematical geometry drawing device according to claim 1, wherein: the spring cavity (18) is communicated with the open slot (17).

6. A portable mathematical geometry drawing device according to claim 1, wherein: and a fixing groove (35) is arranged at the position, corresponding to the lower end of the limiting rod (19), of the lower surface of the open slot (17).

7. A portable mathematical geometry drawing device according to claim 1, wherein: the diameter of the second annular flange (32) is smaller than that of the circular adjusting opening (25), and the diameter of the second annular flange (32) is larger than the width of the strip-shaped adjusting opening (24).

8. A portable mathematical geometry drawing device according to claim 1, wherein: both ends and the rear surface upper portion of second plate body (2) are all equipped with cornerite (36) about both ends about the positive surface upper portion of first plate body (1), both ends all are equipped with gasket (37) about the rear surface lower part of second plate body (2).