CN209879891U - Teaching aid that financial economy teaching was used - Google Patents

Abstract

The utility model discloses a teaching aid for financial economy teaching, which comprises a disc and a base, wherein the front surface of the disc is provided with a circular groove, the circle center of the circular groove is rotationally connected with a rotating block, the outer side wall of the rotating block is provided with an annular groove, the inner side wall of the annular groove is rotationally connected with evenly distributed rotating rings, the outer side wall of the annular groove is fixedly connected with an arc-shaped plate, the left side wall and the right side wall of the arc-shaped plate are both provided with first slots, through the cooperation use of disc, circular recess, commentaries on classics piece, annular groove, change, swivel, arc, first slot, first arc commentaries on classics board, fold layer and second slot, make first arc commentaries on classics board at circular recess internal rotation, the fold layer extension of being connected between first arc commentaries on classics board and the first slot shelters from the fan-shaped region of first arc commentaries on classics board route, and then can embody the proportion of the shared circular recess of fold layer and first arc commentaries on classics board.

Description

Teaching aid that financial economy teaching was used

Technical Field

The utility model relates to a finance teaching aid technical field specifically is a teaching aid of finance economy teaching usefulness.

Background

The so-called financial economics is a science for researching effective allocation of financial resources. The form of financial resources (also called financial instruments) is various, including money, bonds, and stocks.

The problem of accounting for the ratio is related to in the financial economy teaching, and does not have the teaching aid to accounting for the ratio in the teaching aid of current financial economy teaching, can only draw on the blackboard through the teacher, and is very inconvenient, and the kind that accounts for the ratio and involves has a lot of moreover, provides a teaching aid that financial economy teaching was used for this specially.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching aid of financial economy teaching usefulness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a teaching aid of finance economy teaching usefulness, includes disc and base, circular recess has been seted up to the front surface of disc, the centre of a circle of circular recess is rotated and is connected with the commentaries on classics piece, the annular groove has been seted up to the lateral wall of commentaries on classics piece, the inside wall of annular groove rotates and is connected with evenly distributed's change, the lateral wall fixedly connected with arc of annular groove, first slot has all been seted up to the left and right lateral wall of arc, the first arc commentaries on classics board of lateral wall fixedly connected with of change, fixedly connected with fold layer between the inside wall of first arc commentaries on classics board and first slot, the second slot has been seted up to the lateral wall of first arc commentaries on classics.

Preferably, the front surface of the arc-shaped plate is fixedly connected with a nut, and the inner side wall of the nut is screwed with an L-shaped screw.

Preferably, the upper surface of base is seted up flutedly, the inside wall fixedly connected with carousel of recess, the last fixed surface of carousel is connected with two branches, two the spout has been seted up to the medial extremity of branch, the inside wall sliding connection of spout has the bull stick, the medial extremity of bull stick rotates with the disc mutually and is connected, the last fixed surface of carousel installs latch device, the slot has been seted up to the lower surface of disc, latch device pegs graft in the slot.

Preferably, the clamping device comprises a T-shaped sliding groove formed in the upper surface of the rotary table, a T-shaped sliding rod is connected to the inner side wall of the T-shaped sliding groove in a sliding mode, a spring is fixedly connected between the T-shaped sliding rod and the bottom surface of the T-shaped sliding groove, and a handle is fixedly connected to the outer side wall of the T-shaped sliding rod.

Preferably, the inner side wall of the circular groove is provided with an annular clamping groove, the outer side wall of the first arc-shaped rotating plate is fixedly connected with a clamping block, the outer side wall of the clamping block is in sliding connection with the annular clamping groove, and the outer side wall of the clamping block is provided with anti-slip grains.

Compared with the prior art, the beneficial effects of the utility model are that: a teaching aid for financial economy teaching is characterized in that a disc, a circular groove, a rotating block, an annular groove, a rotating ring, an arc-shaped plate, a first slot, a first arc-shaped rotating plate, a fold layer and a second slot are matched for use, the first arc-shaped rotating plate rotates in the circular groove, the fold layer connected between the first arc-shaped rotating plate and the first slot extends to shield a fan-shaped area of the first arc-shaped rotating plate, so that the proportion of the fold layer and the first arc-shaped rotating plate occupying the circular groove can be embodied, the disc is matched for use through a base, a support rod, a sliding chute, a rotating rod, a disc, a clamping device and the slots, the disc is parallel to the base by rotating the disc, the rotating rod slides to enable the disc to be close to the rotating disc, the connection structure in the circular groove is protected when the disc is not used, the clamping device can be inserted into the slots when the disc is used, thereby fixing the position of the disc.

Drawings

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

Fig. 2 is an enlarged view of a in fig. 1.

Fig. 3 is the inside schematic view of the arc plate of the present invention.

In the figure: the device comprises a disc 1, a base 2, a circular groove 3, a rotating block 4, an annular groove 5, a rotating ring 6, an arc-shaped plate 7, a first slot 8, a first arc-shaped rotating plate 9, a corrugated layer 10, a second slot 11, a nut 12, a groove 13, a rotating disc 14, a supporting rod 15, a sliding groove 16, a rotating rod 17, a clamping device 18, a slot 19, a T-shaped sliding groove 20, a T-shaped sliding rod 21, a spring 22, an annular clamping groove 23, a clamping block 24 and a screw rod 25L.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a teaching aid for financial economy teaching comprises a disc 1 and a base 2, wherein a circular groove 3 is formed in the front surface of the disc 1, a rotary block 4 is rotatably connected to the circle center of the circular groove 3, an annular groove 5 is formed in the outer side wall of the rotary block 4, rotary rings 6 which are uniformly distributed are rotatably connected to the inner side wall of the annular groove 5, an arc plate 7 is fixedly connected to the outer side wall of the annular groove 5, first slots 8 are formed in the left side wall and the right side wall of the arc plate 7, a first arc rotary plate 9 is fixedly connected to the outer side wall of the rotary ring 6, a wrinkle layer 10 is fixedly connected between the first arc rotary plate 9 and the inner side wall of the first slot 8, a second slot 11 is formed in the outer side wall of the first arc rotary plate 9, the number of the first arc rotary plates 9 is multiple, the widths of two adjacent first arc rotary plates 9 are gradually decreased, the wrinkle layer 10 is fixedly connected between the two adjacent first arc rotary plates 9, the surface of each fold layer 10 is coated with pure color, the color of each fold layer 10 is different, the arc-shaped plate 7 and the first arc-shaped rotating plate 9 are white boards, the white boards are in the prior art, the proportion can be written on the arc-shaped plate 7 or the first arc-shaped rotating plate 9 through a white board pen, when the white boards are in an initial position, the first arc-shaped rotating plate 9 is positioned in the first slot 8 at the left end, the fold layers 10 shrink, when the white boards are used, the first arc-shaped rotating plates 9 are pulled to rotate, the fold layers 10 connected with the arc-shaped plate 7 extend, the fold layers 10 shield the sector area rotated by the first arc-shaped rotating plates 9, when the sector area rotates to a certain degree, the sector area stops displaying the proportion, then the next first arc-shaped rotating plate 9 close to the first arc-shaped rotating plate 9 rotates, and so on, and the last one or more first arc-shaped rotating plates 9 rotate to the first slot 8 at the right end.

Specifically, the front surface of the arc plate 7 is fixedly connected with a nut 12, the inner side wall of the nut 12 is screwed with an L-shaped screw 25, and the last one or more first arc-shaped rotating plates 9 are clamped in the right first slot 8 by rotating the L-shaped screw 25.

Particularly, base 2's upper surface is seted up flutedly 13, recess 13's inside wall fixedly connected with carousel 14, two branches 15 of carousel 14's last fixed surface connected with, spout 16 has been seted up to the medial extremity of two branches 15, spout 16's inside wall sliding connection has bull stick 17, the medial extremity of bull stick 17 rotates with disc 1 mutually and is connected, carousel 14's last fixed surface installs latch 18, slot 19 has been seted up to disc 1's lower surface, latch 18 pegs graft in slot 19, disc 1 when not using, press latch 18, make latch 18 break away from slot 19, rotate disc 1, make 3 one side of circular recess towards carousel 14, slip bull stick 17, make disc 1 slide downwards, until latch 18 and turning block 4 laminate, make the structure of circular recess 3 internal connection obtain the protection.

Specifically, the latch device 18 includes a T-shaped sliding slot 20 formed in the upper surface of the turntable 14, a T-shaped sliding rod 21 is slidably connected to the inner side wall of the T-shaped sliding slot 20, a spring 22 is fixedly connected between the T-shaped sliding rod 21 and the bottom surface of the T-shaped sliding slot 20, a handle is fixedly connected to the outer side wall of the T-shaped sliding rod 21, when the latch device 18 is pressed, the T-shaped sliding rod 21 slides in the T-shaped sliding slot 20, the spring 22 is compressed, and the upper end of the T-shaped sliding rod 21 is separated from.

Particularly, ring groove 23 has been seted up to circular recess 3's inside wall, and first arc changes the lateral wall fixedly connected with fixture block 24 of board 9, and fixture block 24's lateral wall and ring groove 23 looks sliding connection, and anti-skidding line has been seted up to fixture block 24's lateral wall, avoids rotating by oneself because of the gravity of first arc commentaries on classics board 9, and fixture block 24 plays the effect of increasing the friction force of first arc commentaries on classics board 9.

The working principle is as follows: during the use, a plurality of first arc commentaries on classics board 9 of pulling rotate, fold layer 10 of being connected with arc 7 extends, fold layer 10 shelters from first arc commentaries on classics board 9 pivoted fan-shaped region, stop after rotating to a certain extent, show the proportion of a volume this moment, then the next first arc commentaries on classics board 9 of the first arc commentaries on classics board 9 that will close on rotates, so on, last one or more first arc commentaries on classics board 9 rotates in the first slot 8 of right-hand member, rotate L shape screw rod 25 with last one or more first arc commentaries on classics board 9 card in the first slot 8 of right-hand member, in first arc commentaries on classics board 9 pivoted, fixture block 24 slides in annular clamping groove 23, increase the frictional force of first arc commentaries on classics board 9, avoid first arc commentaries on classics board 9 to rotate by oneself because of self gravity.

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 (5)

1. The utility model provides a teaching aid that financial economy teaching was used which characterized in that: including disc (1) and base (2), circular recess (3) have been seted up to the front surface of disc (1), the centre of a circle of circular recess (3) is rotated and is connected with commentaries on classics piece (4), annular groove (5) have been seted up to the lateral wall of commentaries on classics piece (4), the inside wall of annular groove (5) is rotated and is connected with evenly distributed's change (6), lateral wall fixedly connected with arc (7) of annular groove (5), first slot (8) have all been seted up to the left and right lateral wall of arc (7), the first arc of lateral wall fixedly connected with of change (6) changes board (9), fixedly connected with fold layer (10) between the inside wall of first arc commentaries on classics board (9) and first slot (8), second slot (11) have been seted up to the lateral wall of first arc commentaries on classics board (9).

2. A teaching aid for teaching financial economy as claimed in claim 1, wherein: the front surface of the arc-shaped plate (7) is fixedly connected with a nut (12), and the inner side wall of the nut (12) is connected with an L-shaped screw rod (25) in a threaded mode.

3. A teaching aid for teaching financial economy as claimed in claim 1, wherein: the upper surface of base (2) is seted up flutedly (13), inside wall fixedly connected with carousel (14) of recess (13), two branches (15) of last fixed surface of carousel (14), two spout (16) have been seted up to the medial extremity of branch (15), the inside wall sliding connection of spout (16) has bull stick (17), the medial extremity and disc (1) of bull stick (17) rotate mutually and are connected, the last fixed surface of carousel (14) installs latch device (18), slot (19) have been seted up to the lower surface of disc (1), latch device (18) are pegged graft in slot (19).

4. A teaching aid for teaching financial economy as claimed in claim 3, wherein: clamping device (18) include T shape spout (20) that the upper surface of carousel (14) was seted up, the inside wall sliding connection of T shape spout (20) has T shape slide bar (21), fixedly connected with spring (22) between the bottom surface of T shape slide bar (21) and T shape spout (20), the lateral wall fixedly connected with handle of T shape slide bar (21).

5. A teaching aid for teaching financial economy as claimed in claim 1, wherein: annular groove (23) have been seted up to the inside wall of circular recess (3), lateral wall fixedly connected with fixture block (24) of first arc commentaries on classics board (9), and the lateral wall and annular groove (23) looks sliding connection of fixture block (24), anti-skidding line has been seted up to the lateral wall of fixture block (24).