CN214410493U - Simulation sand table for economic case duplication - Google Patents

Abstract

The utility model discloses an economics case is compound to be set with simulation sand table, it includes the containing box: the top of containing box is provided with upper cover mechanism, the activity hole has all been seted up to the both sides of containing box, the inner chamber of containing box is provided with the placement mechanism, the both sides of placement mechanism bottom all are provided with the L shaped plate, the one end of L shaped plate runs through to the outside of containing box. Through when not using, the knob rotates, the knob drives the rhombus locating piece and rotates to when matching with the rhombus hole, the knob is pulled backward, make the rhombus locating piece break away from the inner chamber of locating shell, the L shaped plate slides down again, make the L shaped plate drive the inner chamber that the sand table body got into the containing box and accomodate, the purpose of being convenient for to accomodate has been reached promptly, this economics case is simulation sand table for the compound dish possesses the advantage of being convenient for to accomodate, when not using, can accomodate the sand table to the inner chamber of containing box in, and then play the guard action to the sand table, the unexpected damage of sand table has been avoided, and the surface of piling up at the sand table of dust has still been avoided.

Description

Simulation sand table for economic case duplication

Technical Field

The utility model belongs to the technical field of economics, especially, relate to economics case is compound to be set with simulation sand table.

Background

The economics is a subject for studying various economic activities and various corresponding economic relations and the operation and development rules of the economic relations in various development stages of the human society, and the core ideas of the economics are the scarcity of materials and the effective utilization of resources, and can be divided into two main branches, namely micro-economics and macro-economics.

In the analysis of economics case, need use case compound board simulation sand table, present economics case compound board is with simulation sand table single structure, and wholly be fixed knot structure, when not using, the simulation sand table is put in the external world for a long time, easily is destroyed by the student unconsciously to can adsorb a large amount of dust, it is comparatively difficult to clean, and then influences the normal use of sand table easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an economics case is compound with simulation sand table to solve the technical problem who proposes in the above background art.

The utility model provides an above-mentioned technical problem's technical scheme as follows: economics case is simulation sand table for double-deck, it includes the containing box: the top of containing box is provided with upper cover mechanism, the activity hole has all been seted up to the both sides of containing box, the inner chamber of containing box is provided with placement mechanism, the both sides of placement mechanism bottom all are provided with the L shaped plate, the one end of L shaped plate runs through to the outside of containing box, the both sides of containing box all are connected with two fixed location shells, the inner chamber of location shell is provided with fixed establishment, one side of L shaped plate is provided with positioning mechanism.

Preferably, the upper cover mechanism comprises a protective cover movably mounted at the top of the storage box through a buckle, and a handle is mounted at the top of the protective cover.

Preferably, the placing mechanism includes the mobilizable rack in the inner chamber of containing box, the inner chamber of rack is connected with mobilizable sand table body, the spring has all been welded to the both sides of sand table body bottom, the bottom and the rack welding of spring, the both sides and the L shaped plate welding of rack bottom.

Preferably, the fixing mechanism comprises a fixing plate fixed in the inner cavity of the positioning shell, and a diamond hole is formed in the front side of the fixing plate.

Preferably, positioning mechanism includes and runs through the movable rod that sets up in L shaped plate one side, the surface and the L shaped plate swing joint of movable rod, the knob is installed to the rear end of movable rod, the front end of movable rod runs through to the inner chamber of location shell and is located the front side of fixed plate and is connected with the rhombus locating piece with the synchronous pivoted of movable rod.

1. The utility model has the advantages that: in the utility model, when the simulation sand table is not used, the knob is rotated to drive the diamond positioning block to rotate to be matched with the diamond hole, the knob is pulled backwards to separate the diamond positioning block from the inner cavity of the positioning shell, and then the L-shaped plate is slid downwards to drive the sand table body to enter the inner cavity of the containing box for containing, thereby achieving the purpose of convenient containing, the simulation sand table for economic case and case compound table has the advantage of convenient containing, when the simulation sand table is not used, the sand table can be contained in the inner cavity of the containing box, further the protection effect is played on the sand table, the accidental damage of the sand table is avoided, the dust is also avoided being accumulated on the surface of the sand table, the protection effect is good, the problem that the simulation sand table for the current economic case and compound table has a single structure and is of a fixed structure integrally is solved, when the simulation sand table is not used, the simulation sand table is placed outside for a long time, students are easy to be damaged by accident, and can adsorb a large amount of dust, it is comparatively difficult to clean, and then influence the sand table problem of normally using easily.

2. The utility model discloses a setting of placing the mechanism, when the sand table is carrying, owing to can produce vibrations, the spring has played the absorbing effect to the sand table body, has improved the stability of sand table body, and then has further improved the protecting effect.

3. The utility model discloses a positioning mechanism's setting, when the rhombus locating piece matches with the shape in rhombus hole, can shift out the rhombus locating piece from the inner chamber of location shell, if when the shape of rhombus locating piece and fixed plate was crisscross, the fixed plate had played the effect of locking to the rhombus locating piece, and operating method is simple convenient.

Drawings

The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:

fig. 1 is a schematic diagram of an economics case duplication simulation sand table according to an embodiment of the present invention;

FIG. 2 is a front sectional view of an embodiment of the present invention;

FIG. 3 is a right side sectional view of an embodiment of the present invention;

fig. 4 is an enlarged view of a point a in fig. 3 according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of a connection structure of a fixing mechanism and a positioning mechanism according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. containing box, 2, upper cover mechanism, 21, protective cover, 22, handle, 3, activity hole, 4, placement mechanism, 41, rack, 42, sand table body, 43, spring, 5, L shaped plate, 6, location shell, 7, fixed establishment, 71, fixed plate, 72, diamond-shaped hole, 8, positioning mechanism, 81, movable rod, 82, knob, 83, rhombus locating piece.

Detailed Description

Hereinafter, an embodiment of the present invention of a simulation sand table for economic case duplication will be described with reference to the accompanying drawings.

The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.

Fig. 1-5 show that the utility model relates to an economics case is compound to be set with simulation sand table of embodiment, it includes containing box 1: the top of the containing box 1 is provided with an upper cover mechanism 2, the upper cover mechanism 2 comprises a protective cover 21 movably arranged on the top of the containing box 1 through a buckle, the top of the protective cover 21 is provided with a handle 22, two sides of the containing box 1 are both provided with movable holes 3, the inner cavity of the containing box 1 is provided with a placing mechanism 4, the placing mechanism 4 comprises a placing frame 41 which is movable in the inner cavity of the containing box 1, the inner cavity of the placing frame 41 is connected with a movable sand table body 42, two sides of the bottom of the sand table body 42 are both welded with the placing frame 41, two sides of the bottom of the placing frame 41 are welded with L-shaped plates 5, the placing mechanism 4 is arranged, when the sand table is carried, because vibration is generated, the spring 43 plays a damping role on the sand table body 42, the stability of the sand table body 42 is improved, the protection effect is further improved, two sides of the bottom of the placing mechanism 4 are both provided with the L-shaped plates 5, one end of an L-shaped plate 5 penetrates through the outer side of the containing box 1, two fixed positioning shells 6 are connected on two sides of the containing box 1, a fixing mechanism 7 is arranged in an inner cavity of each positioning shell 6, the fixing mechanism 7 comprises a fixing plate 71 fixed in the inner cavity of each positioning shell 6, a diamond-shaped hole 72 is formed in the front side of the fixing plate 71, a positioning mechanism 8 is arranged on one side of each L-shaped plate 5, the positioning mechanism 8 comprises a movable rod 81 penetrating through one side of each L-shaped plate 5, the surface of the movable rod 81 is movably connected with the L-shaped plate 5, a knob 82 is arranged at the rear end of the movable rod 81, the front end of the movable rod 81 penetrates through the inner cavity of each positioning shell 6 and is connected with a diamond-shaped positioning block 83 rotating synchronously with the movable rod 81 on the front side of the fixing plate 71, the positioning mechanism 8 is arranged, and when the diamond-shaped positioning block 83 is matched with the diamond-shaped hole 72 in shape, the diamond-shaped positioning block 83 can be moved out of the inner cavity of the positioning shells 6, if the shapes of the diamond positioning blocks 83 and the fixing plate 71 are staggered, the fixing plate 71 plays a role in locking the diamond positioning blocks 83, and the operation method is simple and convenient.

The working principle is as follows: the utility model discloses during the use, the user is through taking off protective cover 21, move one side of L shaped plate 5 to the position of top location shell 6, make sand table body 42 remove the inner chamber of containing box 1, and then simulate the show to sand table body 42, when needs are accomodate, because rhombus locating piece 83 is the staggered state with this moment of diamond-shaped hole 72, consequently need rotate knob 82 earlier, knob 82 drives movable rod 81 and rhombus locating piece 83 and rotates, rhombus locating piece 83 rotates when matching with the shape of diamond-shaped hole 72, stimulate rhombus locating piece 83 backward again, rhombus locating piece 83 drives movable rod 81 and knob 82 and moves backward in step, make rhombus locating piece 83 move out the inner chamber of location shell 6 through the inner chamber of diamond-shaped hole 72, make unblock between L shaped plate 5 and the location shell 6, at last move L shaped plate 5 downwards, L shaped plate 5 drives rack 41, Sand table body 42 moves down, until entering into the inner chamber of containing box 1, one side and the below locating shell 6 of L shaped plate 5 were located same straight line this moment, and the rethread above-mentioned mode removes rhombus locating piece 83 to the inner chamber of locating shell 6, fixes a position between L shaped plate 5 and the locating shell 6, accomplishes and accomodates, has reached the purpose of being convenient for accomodate promptly.

In summary, the following steps: the simulation sand table for the economic case compound table has the advantages that when the simulation sand table is not used, the sand table can be stored in the inner cavity of the storage box 1, the sand table is protected, the sand table is prevented from being accidentally damaged, dust is prevented from being accumulated on the surface of the sand table, the protection effect is good, the problem that the conventional simulation sand table for the economic case compound table is single in structure and integrally of a fixed structure is solved, and when the simulation sand table is not used, the simulation sand table is placed outside for a long time, easy to be destroyed by the students by accident, and can adsorb a large amount of dust, the cleanness is difficult, and then the problem of influencing the normal use of the sand table easily.

The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the invention to achieve the aim of the invention.

Claims (5)

1. Economics case is simulation sand table for double-deck characterized in that, includes containing box (1): the top of containing box (1) is provided with upper cover mechanism (2), activity hole (3) have all been seted up to the both sides of containing box (1), the inner chamber of containing box (1) is provided with placement mechanism (4), the both sides of placement mechanism (4) bottom all are provided with L shaped plate (5), the one end of L shaped plate (5) runs through to the outside of containing box (1), the both sides of containing box (1) all are connected with two fixed position shell (6), the inner chamber of position shell (6) is provided with fixed establishment (7), one side of L shaped plate (5) is provided with positioning mechanism (8).

2. The economics case duplication simulation sand table of claim 1 wherein, the upper cover mechanism (2) comprises a protective cover (21) movably mounted on the top of the storage box (1) by means of a snap, the top of the protective cover (21) is mounted with a handle (22).

3. The economics case-resale simulation sand table of claim 2, wherein the placing mechanism (4) comprises a placing frame (41) movable in the inner cavity of the containing box (1), the inner cavity of the placing frame (41) is connected with a movable sand table body (42), springs (43) are welded on both sides of the bottom of the sand table body (42), the bottom of the springs (43) is welded with the placing frame (41), and both sides of the bottom of the placing frame (41) are welded with the L-shaped plate (5).

4. The economics case replica simulation sand table of claim 3, wherein said fixing mechanism (7) comprises a fixing plate (71) fixed in the inner cavity of the positioning shell (6), and the front side of said fixing plate (71) is provided with diamond holes (72).

5. The economics case is copied and is used simulation sand table according to claim 4, characterized in that, positioning mechanism (8) include run through set up in L shaped plate (5) one side movable rod (81), the surface and the L shaped plate (5) swing joint of movable rod (81), knob (82) are installed to the rear end of movable rod (81), the front end of movable rod (81) runs through to the inner chamber of location shell (6) and is located the front side of fixed plate (71) and is connected with rhombus locating piece (83) with synchronous pivoted of movable rod (81).

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