CN211294398U - Geometric solid cross section demonstration device - Google Patents

Abstract

The utility model discloses a how much body cross-section presentation device, include and rotate the supporting seat of connection in the mounting box through the bull stick, the bull stick is located the outer one end fixed mounting of mounting box has knob one, the supporting seat lower extreme is equipped with the circular slot, and the circular slot internal rotation is connected with the connecting seat, install the regulation structure between connecting seat and the bull stick, connecting seat lower extreme fixed mounting has the fixing base, and the fixing base lower extreme is equipped with the spout, sliding connection has the splint that two symmetries set up in the spout, two install tension spring between the splint, fixed mounting has the light in the mounting box, the regulation structure comprises spread groove, belt drive structure and knob two. Has the advantages that: the utility model discloses can carry out the regulation of level and vertical angle to the geometry to can demonstrate its cross-section from the multi-angle, avoid because of the limitation that the angle restriction brought, improve the demonstration effect to a certain extent, the student of being convenient for carries out comprehensive cognition to the geometry.

Description

Geometric solid cross section demonstration device

Technical Field

The utility model relates to a cross-section demonstration technical field especially relates to a geometry cross-section presentation device.

Background

Through the retrieval, patent number is CN 209591232U's patent authorization file discloses a geometry cross-section presentation device, including the box, the top of box is provided with the handle, and one side of box inside is provided with the mount pad, electric putter is installed on the top of mount pad, and electric putter's both sides all are connected with the support column, the ejector pad is installed on electric putter's top.

The geometric section demonstration device has the following defects: the light curtain formed by adjusting the light source irradiates the geometric body at the position to observe the geometric body, although the sectional views at different positions of the geometric body can be seen, the light curtain is only limited to the same direction, the cross section of the geometric body cannot be observed from different angles, and certain limitation exists.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing a geometric section demonstration device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a geometry cross-section presentation device, includes and rotates the supporting seat of connection in the mounting box through the bull stick, the one end fixed mounting that the bull stick is located the mounting box outside has knob one, the supporting seat lower extreme is equipped with the circular slot, and the circular slot internal rotation is connected with the connecting seat, install between connecting seat and the bull stick and adjust the structure, connecting seat lower extreme fixed mounting has the fixing base, and the fixing base lower extreme is equipped with the spout, sliding connection has the splint that two symmetries set up in the spout, two install tension spring between the splint, fixed mounting has the light in the mounting box.

In foretell a geometry section presentation device, the regulation structure comprises spread groove, belt drive structure and knob two, the spread groove is established between bull stick and connecting seat, belt drive structure installs in the spread groove, the upper end fixed connection of knob two through adjusting pole and belt drive structure, and the knob is two in the bull stick outside.

In the above-mentioned geometric solid cross-section demonstration device, be equipped with on the connecting seat with take drive structure matched with arc wall, the splint are close to tension spring's one end fixed mounting has the silica gel layer.

In foretell geometric solid cross-section presentation device, splint are close to tension spring's lateral wall and are equipped with the flexible groove that the slope set up, and flexible inslot sliding connection has flexible piece, the one end fixed mounting that flexible piece extends to outside the flexible groove has the baffle, install expanding spring between the diapire in flexible piece and flexible groove.

In the above-mentioned geometric solid cross-section presentation device, the lateral wall fixed mounting of mounting box has a plurality of receivers, and the surface of every receiver all scribbles waterproof coating.

In the above-mentioned geometric solid cross-section demonstration device, the supporting seat, the connecting seat and the fixing seat are all made of transparent materials.

Compared with the prior art, the utility model discloses the advantage lies in:

1: through the cooperation of bull stick and knob one, can adjust the horizontal angle of fixing base to the horizontal angle of the geometry body above that changes and fixes is convenient for demonstrate the geometry body cross-section from the horizontal angle of difference, has improved the demonstration effect to a certain extent.

2: through the cooperation of adjusting structure and connecting seat, can adjust the vertical angle of fixing base to the vertical angle of the geometry body is convenient for carry out the cross-section demonstration of different vertical angles to the geometry body on it, has further improved the demonstration effect.

3: through the cooperation of expanding spring and dog, can exert oblique ascending power to fixing the geometry between two splint to make it remain stable between splint, avoid the geometry to drop impaired possibility from the fixing base, ensured going on smoothly of cross-section demonstration.

To sum up, the utility model discloses can carry out the regulation of level and vertical angle to the geometry to can demonstrate its cross-section from many angles, avoid because of the limitation that the angle restriction brought, improve the demonstration effect to a certain extent, the student of being convenient for carries out comprehensive cognition to the geometry.

Drawings

Fig. 1 is a schematic structural view of a geometric section demonstration device provided by the present invention;

FIG. 2 is an enlarged view of the structure of part A in FIG. 1;

fig. 3 is an enlarged schematic view of the structure of part B in fig. 1.

In the figure: the lamp comprises a mounting box 1, a rotating rod 2, a supporting seat 3, a circular groove 4, a connecting seat 5, a fixing seat 6, a sliding groove 7, a clamping plate 8, a lighting lamp 9, a knob I10, a connecting groove 11, a belt transmission structure 12, an arc-shaped groove 13, a telescopic groove 14, a telescopic block 15, a baffle 16 and a telescopic spring 17.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a geometric solid cross-section demonstration device comprises a supporting seat 3 which is rotatably connected in a mounting box 1 through a rotating rod 2, a knob 10 is fixedly mounted at one end of the rotating rod 2, which is located outside the mounting box 1, and the horizontal angle of the supporting seat 3 can be adjusted through the matching of the rotating rod 2 and the knob 10, so that the geometric solid can be observed from different horizontal angles.

3 lower extremes of supporting seat are equipped with circular slot 4, and 4 internal rotations in circular slot are connected with connecting seat 5, install between connecting seat 5 and the bull stick 2 and adjust the structure, and 5 lower extreme fixed mounting of connecting seat have fixing base 6, through the cooperation of connecting seat 5 with circular slot 4, can adjust the vertical angle of fixing base 6 to can observe the geometry to the vertical angle of difference, combine the regulation of horizontal angle, can demonstrate the cross-section of geometry from different directions, released the limitation.

6 lower extremes of fixing base are equipped with spout 7, and sliding connection has the splint 8 that two symmetries set up in spout 7, installs tension spring between two splint 8, and through tension spring and two splint 8's cooperation, can fix the not unidimensional geometry of placing on fixing base 6.

Fixed mounting has light 9 in the mounting box 1, the regulation structure is by spread groove 11, area transmission structure 12 and two (worth mentioning are, area transmission structure 12 is prior art, its theory of operation and concrete structure do not do specifically expounded here), spread groove 11 is established between bull stick 2 and connecting seat 5, area transmission structure 12 is installed in spread groove 11, two upper end fixed connection through adjusting pole and area transmission structure 12 of knob, and the knob is two in 2 outsides of bull stick, when rotating knob two, can drive connecting seat 5 through the cooperation of area transmission structure 12 and rotate, thereby adjust the vertical angle of geometry.

Be equipped with on the connecting seat 5 with take transmission structure 12 matched with arc wall 13, splint 8 is close to tension spring's one end fixed mounting has the silica gel layer, and the design on silica gel layer can play the guard action to the geometry of fixing between two splint 8, and can increase the frictional force between geometry and the splint 8, reduces its possibility that drops.

Splint 8 is equipped with the flexible groove 14 that the slope set up near tension spring's lateral wall, and sliding connection has flexible piece 15 in flexible groove 14, and flexible piece 15 extends to the outer one end fixed mounting in flexible groove 14 has baffle 16, installs expanding spring 17 between the diapire in flexible piece 15 and flexible groove 14, through expanding spring 17 and baffle 16's cooperation, can apply oblique ascending power to fixing the geometry between two splint 8 to further improve its stability on fixing base 6.

Lateral wall fixed mounting of mounting box 1 has a plurality of receivers, and the surface of every receiver all scribbles waterproof coating, and the design of receiver can be used to deposit some geometry models, avoids separately placing it and this geometry cross-section presentation device and leads to its possibility of losing.

The supporting seat 3, the connecting seat 5 and the fixing seat 6 are made of transparent materials (the transparent materials can adopt polymethyl methacrylate), and the problem of light shielding can be avoided due to the use of the transparent materials.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a geometry body cross-section presentation device, includes to rotate supporting seat (3) of connection in mounting box (1) through bull stick (2), its characterized in that, the one end fixed mounting that bull stick (2) are located mounting box (1) outside has knob (10), supporting seat (3) lower extreme is equipped with circular slot (4), and circular slot (4) internal rotation is connected with connecting seat (5), install the regulation structure between connecting seat (5) and bull stick (2), connecting seat (5) lower extreme fixed mounting has fixing base (6), and fixing base (6) lower extreme is equipped with spout (7), sliding connection has splint (8) that two symmetries set up in spout (7), two install tension spring between splint (8), fixed mounting has light (9) in mounting box (1).

2. A geometric body section demonstration apparatus according to claim 1, wherein the adjusting structure is composed of a connecting groove (11), a belt transmission structure (12) and a second knob, the connecting groove (11) is provided between the rotating rod (2) and the connecting seat (5), the belt transmission structure (12) is installed in the connecting groove (11), the second knob is fixedly connected with the upper end of the belt transmission structure (12) through the adjusting rod, and the second knob is located outside the rotating rod (2).

3. A geometric body section demonstration apparatus according to claim 1, wherein the connecting base (5) is provided with an arc-shaped groove (13) matching with the belt transmission structure (12), and one end of the clamping plate (8) close to the tension spring is fixedly provided with a silica gel layer.

4. A geometric body section demonstration device according to claim 1, wherein the side wall of the clamping plate (8) close to the tension spring is provided with an obliquely arranged telescopic groove (14), a telescopic block (15) is connected in the telescopic groove (14) in a sliding manner, a baffle (16) is fixedly installed at one end of the telescopic block (15) extending out of the telescopic groove (14), and a telescopic spring (17) is installed between the telescopic block (15) and the bottom wall of the telescopic groove (14).

5. A geometric section demonstration apparatus according to claim 1 wherein a plurality of receiving boxes are fixedly mounted on the side wall of the mounting box (1) and the surface of each receiving box is coated with a waterproof coating.

6. A geometric body section demonstration apparatus according to claim 1, wherein said supporting seat (3), said connecting seat (5) and said fixing seat (6) are made of transparent material.

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