CN111568084A - Portable mathematics graph theory demonstration frame - Google Patents
Portable mathematics graph theory demonstration frame Download PDFInfo
- Publication number
- CN111568084A CN111568084A CN202010397770.XA CN202010397770A CN111568084A CN 111568084 A CN111568084 A CN 111568084A CN 202010397770 A CN202010397770 A CN 202010397770A CN 111568084 A CN111568084 A CN 111568084A
- Authority
- CN
- China
- Prior art keywords
- seat
- support frame
- drawing board
- fixed
- support
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
- A47B97/08—Easels or stands for blackboards or the like foldable
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- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
- A45C11/34—Pencil boxes; Pencil etuis or the like
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
- A45C13/00—Details; Accessories
- A45C13/10—Arrangement of fasteners
- A45C13/1069—Arrangement of fasteners magnetic
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
Abstract
The invention discloses a portable mathematics graph theory demonstration frame, in particular to the field of demonstration frames, which comprises a drawing board, wherein the bottom end of the drawing board is connected with a fixed seat through a fixed component, the bottom end of the fixed seat is sleeved with a shaft sleeve, and the bottom end of the shaft sleeve is fixedly provided with a folding supporting component for supporting the drawing board; the folding support assembly comprises a support seat which is sleeved with a shaft sleeve, the support seat consists of two connecting rods which are fixed through hinges, pin shafts are arranged at four end parts of the support seat, sliding blocks are fixedly arranged through the pin shafts respectively, and a first support frame and a second support frame are fixedly arranged at two transverse ends of the support seat respectively; the first support frame and the second support frame are consistent in structure, and the first support frame comprises a first sleeve plate and a second sleeve plate which are embedded mutually. In the invention, the whole demonstration frame structure can be folded and stored, and has small occupied area, convenient carrying and use.
Description
Technical Field
The invention relates to the field of demonstration frames, in particular to a portable mathematics graph theory demonstration frame.
Background
The graph theory is a branch of mathematics, and the graph in the graph theory taking the graph as a research object is a graph formed by a plurality of given points and lines connecting the two points, the graph is generally used for describing a certain specific relationship between certain objects, the points represent the objects, and the lines connecting the two points represent the relationship between the corresponding two objects, and in the learning process of the mathematical graph theory, the classical graph theory is often required to be displayed.
The existing mathematical graph theory teaching process is often directly drawn on a blackboard, is not portable enough and is inconvenient to use.
Disclosure of Invention
Therefore, the invention provides a portable mathematics diagram theory demonstration frame, and aims to solve the problems that the existing mathematics diagram theory teaching process is often directly drawn on a blackboard, is not portable enough and is inconvenient to use.
In order to achieve the above purpose, the invention provides the following technical scheme:
according to the first aspect of the invention, the portable mathematics graph theory demonstration frame comprises a drawing board, wherein the bottom end of the drawing board is connected with a fixed seat through a fixed component, the bottom end of the fixed seat is sleeved with a shaft sleeve, and the bottom end of the shaft sleeve is fixedly provided with a folding supporting component for supporting the drawing board;
the folding support assembly comprises a support seat which is sleeved with a shaft sleeve, the support seat consists of two connecting rods which are fixed through hinges, pin shafts are arranged at four end parts of the support seat, sliding blocks are fixedly arranged through the pin shafts respectively, and a first support frame and a second support frame are fixedly arranged at two transverse ends of the support seat respectively;
the structure of the first support frame is consistent with that of the second support frame, the first support frame comprises a first sleeve plate and a second sleeve plate which are embedded mutually, a sliding groove embedded with a sliding block is formed in the outer surface fixing of the first sleeve plate and the outer surface fixing of the second sleeve plate, a telescopic rod is arranged at the bottom fixing of the support base, a sleeve seat is sleeved at the bottom end of the telescopic rod, reinforcing rods are hinged to the outer portion of the sleeve seat along the two transverse ends respectively, and hinged seats fixed to the inner sides of the first support frame and the second support frame are arranged at the end portions of the two reinforcing rods.
Further, the fixed draw-in groove that is equipped with in top of first lagging, and the both sides inside wall of draw-in groove all fixedly is equipped with the second and plays spring post, the tip of second play spring post is equipped with the cardboard with drawing board lateral wall looks butt.
Furthermore, the outer side walls of two radial sides of the second sleeve plate are provided with embedded blocks which are inserted into the inner side walls of the first sleeve plate.
Furthermore, the outer side wall of the second support frame is fixedly provided with a shaft seat, the outer portion of the shaft seat is connected with a cover plate in a shaft mode, and a first spring column is fixedly installed on the inner side of one end, far away from the shaft seat, of the cover plate.
Further, the lateral wall fixed mounting of first lagging has the silica gel pad, the fixed fastener that is equipped with of one end of first spring, and fastener and the lateral wall looks butt of silica gel pad.
Furthermore, the bottom of second lagging and the bottom of second support frame all fixed mounting have anti-skidding gum cover.
Furthermore, the fixing assembly comprises a fixing seat fixedly mounted on the top end of the shaft seat, an embedding groove is formed in the inner top wall of the fixing seat, and an embedding seat inserted into the embedding groove is formed in one end, inserted into the fixing seat, of the drawing board.
Furthermore, the inside of fixing base is equipped with two spring clip posts with inlay the horizontal grafting of seat, and the one end that two spring clip posts stretched into the fixing base is fixed respectively and is equipped with the base block, two be connected with same handle between the base block.
Further, one side lateral wall of drawing board is close to fixing base department fixed mounting and has the storing box, and the one end of storing box articulates there is the roof, the inside wall fixed mounting of roof has magnet, the fixed handle that is equipped with in top of drawing board.
The invention has the following advantages:
1. according to the invention, through the arranged folding support assembly, the support seat is used for supporting the drawing board structure, the structure of the support seat is telescopic and foldable, and the telescopic first support frame and the second support frame are matched, so that the whole demonstration frame structure can be folded and stored while the supporting effect on the drawing board is formed, the occupied area is small, and the demonstration frame is convenient to carry and use.
2. Through the fixed subassembly that sets up, pulling handle for break away from and inlay the joint of seat with the spring card post that inlays the horizontal grafting of seat, can make the drawing board take out from the fixing base, break away from with overall structure, the exclusive use, the structure flexibility is better, uses the variety, and makes things convenient for the maintenance of drawing board to change.
3. The storing box through setting up is used for storing instruments such as drawing board, pen eraser, and the magnet that the inboard setting of the top articulated roof of storing box simultaneously can adsorb the installation with the storing box, can prevent that the inside article of storing box from producing the problem of fascinating when removing, and the handle that the top of drawing board set up simultaneously makes things convenient for the convenient to carry of whole demonstration frame, and the functionality improves.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a front view provided by the present invention;
fig. 2 is a perspective view of a first support frame provided by the present invention;
FIG. 3 is a right side view provided by the present invention;
FIG. 4 is a top view of the support base according to the present invention;
FIG. 5 is a front view of a reinforcing cage provided by the present invention;
FIG. 6 is an enlarged view of the portion A in FIG. 1 according to the present invention;
FIG. 7 is a perspective view of the storage case provided by the present invention;
in the figure: 1. a drawing board; 2. a first support frame; 201. a first deck; 202. a second deck; 203. a chute; 204. a card slot; 205. an insert block; 3. a second support frame; 4. a supporting seat; 5. a telescopic rod; 6. a sleeve seat; 7. a reinforcing bar; 8. a pin shaft; 9. a slider; 10. a cover plate; 11. a first spring post; 12. a fastener; 13. a silica gel pad; 14. a storage box; 15. an anti-slip rubber sleeve; 16. a second spring post; 17. clamping a plate; 18. A shaft sleeve; 19. a fixed seat; 20. embedding a base; 21. caulking grooves; 22. a spring clip post; 23. a base block; 24. a handle; 25. a hinged seat; 26. a shaft seat; 27. a top plate; 28. a magnet; 29. a handle.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to the attached drawings 1-5 of the specification, the portable mathematics graph theory demonstration frame of the embodiment comprises a drawing board 1, wherein the bottom end of the drawing board 1 is connected with a fixed seat 19 through a fixed component, the bottom end of the fixed seat 19 is sleeved with a shaft sleeve 18, and the bottom end of the shaft sleeve 18 is fixedly provided with a folding supporting component for supporting the drawing board 1;
the folding support assembly comprises a support seat 4 which is sleeved with a shaft sleeve 18, the support seat 4 consists of two connecting rods which are fixed through hinges, pin shafts 8 are arranged at four end parts of the support seat 4, sliding blocks 9 are fixedly arranged through the pin shafts 8 respectively, and a first support frame 2 and a second support frame 3 are fixedly arranged at two transverse ends of the support seat 4 respectively;
Further, the fixed draw-in groove 204 that is equipped with in top of first apron 201, and the both sides inside wall of draw-in groove 204 all fixes and is equipped with second spring post 16, the tip of second spring post 16 is equipped with the cardboard 17 with drawing board 1 lateral wall looks butt, guarantees drawing board 1 at the stability of draw-in groove 204 inner structure, does not hinder and writes.
Further, the outer side walls of two radial sides of the second sleeve plate 202 are provided with an insert 205 which is inserted into the inner side wall of the first sleeve plate 201, and the second sleeve plate 202 and the first sleeve plate 201 can be extended and retracted for adjusting the length of the first support frame 2.
Further, an axle seat 26 is fixedly arranged on the outer side wall of the second support frame 3, a cover plate 10 is coupled to the outer side of the axle seat 26, and a first spring post 11 is fixedly mounted on the inner side of one end, far away from the axle seat 26, of the cover plate 10 and used for fixing a structure between the first support frame 2 and the second support frame 3.
Further, the outer side wall of the first sleeve plate 201 is fixedly provided with a silica gel pad 13, one end of the first spring 11 is fixedly provided with a clamping piece 12, and the clamping piece 12 is abutted against the outer side wall of the silica gel pad 13.
Further, the bottom of the second sleeve plate 202 and the bottom of the second support frame 3 are both fixedly provided with the anti-slip rubber sleeve 15, so that the stability of the support structures of the first support frame 2 and the second support frame 3 is ensured.
The implementation scenario is specifically as follows: the support seat 4 is composed of two connecting rods fixed through hinges, four end parts of the support seat 4 are respectively provided with a pin shaft 8 and are respectively and fixedly provided with a slide block 9 through the pin shafts 8, the support seat 4 is respectively and fixedly provided with a first support frame 2 and a second support frame 3 along the transverse two ends, the inner sides of the first support frame 2 and the second support frame 3 are provided with a slide groove 203 matched with the slide block 9, the support seat 4 slides between the first support frame 2 and the second support frame 3 to adjust the height of the drawing board 1, meanwhile, the first support frame 2 and the second support frame 3 are structurally consistent and are composed of a first sleeve plate 201 and a second sleeve plate 202 which are embedded and assembled together and can be adjusted according to the required height, the top end of the support seat 4 is connected with the drawing board 1 through a shaft sleeve 18, the drawing board 1 can be in running fit with the support seat 4 through the shaft sleeve 18, when in, the supporting seat 4 is unfolded to the maximum position, then the whole supporting seat 4 is pulled to enable the supporting seat 4 to slide upwards between the first supporting frame 2 and the second supporting frame 3 to the maximum position, the drawing board 1 is rotated to enable two ends of the drawing board to correspond to the clamping grooves 204 at the top ends of the first supporting frame 2 and the second supporting frame 3, meanwhile, the drawing board 1 is pressed downwards, the drawing board 1 is clamped in the clamping grooves 204 at the top ends of the first supporting frame 2 and the second supporting frame 3 to ensure that the structure is fixed, then, the heights of the clamping grooves 204 at the top ends of the first supporting frame 2 and the second supporting frame 3 are adjusted according to the required height of the device, and meanwhile, the telescopic rod 5 connected with the bottom end of the supporting seat 4 is matched with the reinforcing rod 7 at the;
when the drawing board 1 needs to be stored and folded, firstly, the drawing board 1 is lifted upwards, two ends of the drawing board 1 are enabled to leave the clamping grooves 204, then, the drawing board 1 is rotated, the drawing board 1 is enabled to be parallel to the first support frame 2 and the second support frame 3, then, the whole support seat 4 is pulled, the support seat 4 is enabled to slide between the first support frame 2 and the second support frame 3, the drawing board 1 is enabled to be stored between the first support frame 2 and the second support frame 3, then, the support seat 4 between the first support frame 2 and the second support frame 3 is pulled to be folded, the cover plate 10 on the outer side of the second support frame 3 is turned to the first support frame 2, then, the clamping piece 12 is clamped corresponding to the silica gel pad 13 on the outer side of the first support frame 2, even after the drawing board 1 is placed between the first support frame 2 and the second support frame 3 and the first support frame 2 and the, the whole demonstration frame structure can be folded and stored, the occupied area is small, and the demonstration frame structure is convenient to carry and use.
Referring to the attached fig. 1 and 6 of the specification, the portable mathematics graph theory demonstration support of the embodiment comprises a fixing component and a drawing board 1, wherein the fixing component comprises a fixing seat 19 fixedly mounted at the top end of a shaft seat 18, an inner top wall of the fixing seat 19 is provided with a caulking groove 20, and one end of the drawing board 1 inserted into the fixing seat 19 is provided with an embedding seat 21 spliced with the caulking groove 20.
Furthermore, the inside of fixing base 19 is equipped with two spring card posts 22 with inlay the horizontal grafting of seat 21, and two spring card posts 22 stretch into the one end of fixing base 19 and fixedly be equipped with base block 23 respectively, two be connected with same handle 24 between the base block 23.
The implementation scenario is specifically as follows: the handle 24 is pulled to enable the spring clamping column 22 transversely inserted with the embedding seat 21 to be separated from clamping with the embedding seat 21, so that the drawing board 1 can be pulled out from the fixing seat 19 and separated from the whole structure, the drawing board is independent in use, good in structural flexibility and diversified in use, and the drawing board 1 is convenient to maintain and replace;
referring to the attached fig. 1 and 7 in the specification, in the portable mathematics graph theory demonstration stand according to this embodiment, a storage box 14 is fixedly mounted on an outer side wall of one side of the drawing board 1 near the fixing seat 19, one end of the storage box 14 is hinged to a top plate 27, a magnet 28 is fixedly mounted on an inner side wall of the top plate 27, and a handle 29 is fixedly arranged at the top end of the drawing board 1.
The implementation scenario is specifically as follows: the storage box 14 arranged outside the drawing board 1 is used for storing tools such as drawing boards and penholders, meanwhile, the magnet 28 arranged on the inner side of the top plate 27 hinged to the top end of the storage box 14 can be adsorbed and mounted with the storage box 14, the problem that articles in the storage box 14 are prone to spilling when moving can be prevented, meanwhile, the handle 29 arranged on the top end of the drawing board 1 facilitates the carrying of the whole demonstration shelf, and the functionality is improved;
the working principle is as follows: referring to the attached drawings 1-5 of the specification, the drawing board 1 is lifted upwards to enable two ends of the drawing board 1 to leave the clamping grooves 204, then the drawing board 1 is rotated to enable the drawing board 1 to be parallel to the first support frame 2 and the second support frame 3, then the whole support seat 4 is pulled to enable the support seat 4 to slide between the first support frame 2 and the second support frame 3, so that the drawing board 1 is accommodated between the first support frame 2 and the second support frame 3, then the first support frame 2 and the second support frame 3 are pulled to enable the support seat 4 between the first support frame 2 and the second support frame 3 to be folded, the cover plate 10 on the outer side of the second support frame 3 is turned to the first support frame 2, then the clamping piece 12 is clamped corresponding to the silica gel pad 13 on the outer side of the first support frame 2, even if the drawing board 1 is placed between the first support frame 2 and the second support frame 3 and the first support frame 2, the whole demonstration frame structure can be folded and stored, the occupied area is small, and the demonstration frame structure is convenient to carry and use.
Referring to the attached drawings 1 and 6 of the specification, a handle 24 is pulled to enable a spring clamping column 22 transversely inserted into an embedding seat 21 to be separated from clamping with the embedding seat 21, and then the whole drawing board 1 is pulled to enable the drawing board 1 to be drawn out of a fixed seat 19 and separated from the whole structure for independent use, so that the drawing board 1 is good in structural flexibility, diversified in use and convenient to maintain and replace;
referring to the attached fig. 1 and 7 of the specification, the storage box 14 arranged outside the drawing board 1 is used for storing tools such as drawing boards and pen erasers, and meanwhile, the magnet 28 arranged inside the top plate 27 hinged to the top end of the storage box 14 can be attached to the storage box 14, so that the problem that articles in the storage box 14 are prone to spilling when moving can be prevented, and the functionality is improved;
although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (9)
1. The utility model provides a mathematics graph theory demonstration frame convenient to carry, includes drawing board (1), its characterized in that: the bottom end of the drawing board (1) is connected with a fixed seat (19) through a fixed assembly, the bottom end of the fixed seat (19) is sleeved with a shaft sleeve (18), and a folding supporting assembly for supporting the drawing board (1) is fixedly arranged at the bottom end of the shaft sleeve (18);
the folding support assembly comprises a support seat (4) which is sleeved with a shaft sleeve (18), the support seat (4) consists of two connecting rods which are fixed through hinges, pin shafts (8) are arranged at four end parts of the support seat (4), sliding blocks (9) are fixedly arranged through the pin shafts (8), and a first support frame (2) and a second support frame (3) are fixedly arranged at two transverse ends of the support seat (4) respectively;
first support frame (2) and second support frame (3) structure are unanimous, and first support frame (2) constitute including inlaying first lagging (201) and second lagging (202) of dress each other, and the external fixed surface of first lagging (201) and second lagging (202) is equipped with and inlays spout (203) of dress mutually with slider (9), the bottom mounting of supporting seat (4) is equipped with telescopic link (5), and the bottom cover of telescopic link (5) is equipped with cover seat (6), the outside of cover seat (6) has stiffener (7) along horizontal both ends difference hinge, and the tip of two stiffener (7) is equipped with and first support frame (2), the inboard articulated seat (25) of fixing mutually of second support frame (3).
2. The portable mathematics graph theory demonstration shelf of claim 1, characterized in that: the fixed draw-in groove (204) that is equipped with in top of first lagging (201), and the both sides inside wall of draw-in groove (204) all fixedly is equipped with second spring post (16), the tip of second spring post (16) is equipped with cardboard (17) with drawing board (1) lateral wall looks butt.
3. The portable mathematics graph theory demonstration shelf of claim 1, characterized in that: the outer side walls of two radial sides of the second nest plate (202) are provided with embedded blocks (205) which are inserted with the inner side walls of the first nest plate (201).
4. The portable mathematics graph theory demonstration shelf of claim 1, characterized in that: the outer side wall of the second support frame (3) is fixedly provided with a shaft seat (26), the outer portion of the shaft seat (26) is connected with a cover plate (10) in a shaft mode, and a first spring column (11) is fixedly mounted on the inner side of one end, far away from the shaft seat (26), of the cover plate (10).
5. The portable mathematics graph theory demonstration shelf of claim 1, characterized in that: the outer side wall of the first sleeve plate (201) is fixedly provided with a silica gel pad (13), one end of the first spring (11) is fixedly provided with a clamping piece (12), and the clamping piece (12) is abutted to the outer side wall of the silica gel pad (13).
6. The portable mathematics graph theory demonstration shelf of claim 1, characterized in that: the bottom of the second sleeve plate (202) and the bottom of the second support frame (3) are both fixedly provided with anti-skidding rubber sleeves (15).
7. The portable mathematics graph theory demonstration shelf of claim 1, characterized in that: the fixed component comprises a fixed seat (19) fixedly mounted on the top end of the shaft seat (18), an embedding groove (20) is formed in the inner top wall of the fixed seat (19), and an embedding seat (21) inserted into the embedding groove (20) is arranged at one end, inserted into the fixed seat (19), of the drawing board (1).
8. The portable mathematics graph theory demonstration shelf of claim 7, characterized in that: the inside of fixing base (19) is equipped with two spring card post (22) with inlay seat (21) horizontal grafting, and two spring card post (22) stretch into the one end of fixing base (19) and fix respectively and be equipped with base block (23), two be connected with same handle (24) between base block (23).
9. The portable mathematics graph theory demonstration shelf of claim 7, characterized in that: one side lateral wall of drawing board (1) is close to fixing base (19) and locates fixed mounting have storing box (14), and the one end of storing box (14) articulates there is roof (27), the inside wall fixed mounting of roof (27) has magnet (28), the top of drawing board (1) is fixed and is equipped with handle (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010397770.XA CN111568084B (en) | 2020-05-12 | 2020-05-12 | Portable mathematics graph theory demonstration frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010397770.XA CN111568084B (en) | 2020-05-12 | 2020-05-12 | Portable mathematics graph theory demonstration frame |
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| Publication Number | Publication Date |
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| CN111568084A true CN111568084A (en) | 2020-08-25 |
| CN111568084B CN111568084B (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010397770.XA Active CN111568084B (en) | 2020-05-12 | 2020-05-12 | Portable mathematics graph theory demonstration frame |
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| Publication number | Publication date |
|---|---|
| CN111568084B (en) | 2021-12-10 |
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