CN218303766U

CN218303766U - Primary school mathematics teaching aid case

Info

Publication number: CN218303766U
Application number: CN202221941564.1U
Authority: CN
Inventors: 郭霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2023-01-17
Anticipated expiration: 2032-07-26

Abstract

The utility model discloses a primary school's mathematics teaching aid case, the power distribution box comprises a box body, the inside of box is provided with adjustment mechanism, adjustment mechanism is including the baffle, the gear, rack and spacing subassembly, a plurality of baffles all alternate with the inner chamber slip of box and be connected, logical groove has been seted up at the middle part of baffle, the gear is connected through the inner chamber slip interlude of pivot with leading to the groove, two racks all alternate with the inner chamber slip that leads to the groove and be connected, two racks all are connected with gear engagement, the locating hole has all been seted up to the both sides side of box, the rack alternates with the inner chamber slip of locating hole and is connected, one side that leads to the groove is seted up flutedly, spacing subassembly is located the inside that leads to the groove. The utility model discloses utilize baffle, gear, rack and spacing subassembly matched with mode of setting, through removing spacing subassembly to gear revolve's injecing to the running gear can stretch out and draw back the rack, thereby can adjust the position of baffle at the box inside at any time, thereby the reasonable various teaching aids of putting.

Description

Primary school mathematics teaching aid case

Technical Field

The utility model relates to a technical field is accomodate to the teaching aid, in particular to primary school's mathematics teaching aid case.

Background

Mathematics is a subject of the concepts such as research quantity, structure, change, space and information, and in human historical development and social life, irreplaceable effect has also been given play to mathematics, and mathematics teaching aid case is an auxiliary device who is used for accomodating and puts in order the teaching articles for use.

Various teaching aids such as compasses, rulers, set squares, tangram and rubber bands are often used in primary school's mathematical education, and these teaching aids of current all directly place in the inside of teaching aid case, put in a jumble, all crowd together, and it is extravagant time to look over the teaching aid when the teacher goes to school, delays teaching efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a primary school's mathematics teaching aid case 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 primary school mathematics teaching aid case, includes:

the top end of the box body is rotatably connected with a box cover;

an adjusting mechanism is arranged inside the box body;

adjustment mechanism is including baffle, gear, rack and spacing subassembly, and is a plurality of the baffle all is connected with the inner chamber sliding alternate of box, logical groove has been seted up at the middle part of baffle, the gear is connected through the inner chamber sliding alternate of pivot with logical groove, two the rack all with logical groove the inner chamber sliding alternate be connected, two the rack all is connected with gear engagement, the locating hole has all been seted up to the both sides side of box, the rack is connected with the inner chamber sliding alternate of locating hole, one side that leads to the groove is seted up flutedly, spacing subassembly is located the inside that leads to the groove.

Preferably, spacing subassembly is including dead lever, compression spring and pull rod, the dead lever is connected with the inner chamber sliding and alternating of recess, compression spring's one end and the inner wall fixed connection of recess, compression spring's the other end and dead lever fixed connection, one side fixed connection of pull rod and dead lever, the draw-groove has been seted up to one side of recess, the inner chamber sliding and alternating connection of pull rod and draw-groove.

Preferably, the top end of the rotating shaft is provided with a fixing hole, the fixing rod is connected with the inner cavity of the fixing hole in a sliding and penetrating manner, and one end of the rotating shaft is fixedly connected with an adjusting wheel.

Preferably, a plurality of both sides side fixedly connected with slider of baffle, the spout has all been seted up to both sides side of box inner wall, the slider is connected with the inner chamber sliding alternate of spout.

Preferably, the outer wall of box is provided with the trick lock, case lid and trick lock are mutually supported, the top fixedly connected with handle of case lid.

Preferably, one side of box fixedly connected with two card framves, the card frame is transparent material, the bottom fixedly connected with cystosepiment of box inner wall.

The utility model discloses a technological effect and advantage:

(1) The utility model discloses utilize baffle, gear, rack and spacing subassembly matched with setting mode, through removing the gear revolve's of spacing subassembly restriction to the gear is rotated, can stretch out and draw back to the rack, and the one hand can adjust the position of baffle in the box inside at any time, easy operation, thereby various teaching aids of reasonable putting are easily taken;

(2) The utility model discloses utilize trick lock and cystosepiment complex to set up the mode, prevent effectively that the student from stealing the sharp-pointed teaching aid injury classmate of opening the teaching aid case and taking inside similar compasses, and can insert the cystosepiment with the sharp-pointed one end of the sharp-pointed teaching aid of similar compasses, injure by mistake when effectively preventing teacher or student from taking the teaching aid carelessly.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the overall structure schematic diagram of the utility model without a case cover.

Fig. 3 is a schematic view of the front internal structure of the baffle of the present invention.

Fig. 4 is a schematic view of the internal structure of the baffle side of the present invention.

Fig. 5 is an enlarged schematic view of the limiting assembly of the present invention.

In the figure: 1. a box body; 2. a box cover; 3. an adjustment mechanism; 31. a baffle plate; 32. a gear; 33. a rack; 34. a limiting component; 341. a fixing rod; 342. a compression spring; 343. a pull rod; 4. an adjustment wheel; 5. a slider; 6. a coded lock; 7. a card holder; 8. a foam board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

The utility model provides a primary school mathematics teaching aid box as shown in figures 1-5, which comprises a box body 1, the top end of which is rotationally connected with a box cover 2;

an adjusting mechanism 3 is arranged inside the box body 1;

adjustment mechanism 3 is including baffle 31, gear 32, rack 33 and spacing subassembly 34, a plurality of baffles 31 all are connected with the inner chamber sliding and alternate of box 1, logical groove has been seted up at baffle 31's middle part, gear 32 is connected through the inner chamber sliding and alternate of pivot with logical groove, two rack 33 all are connected with the inner chamber sliding and alternate of logical groove, two rack 33 all are connected with gear 32 meshing, the locating hole has all been seted up to box 1's both sides, rack 33 is connected with the inner chamber sliding and alternate of locating hole, one side that leads to the groove is seted up flutedly, spacing subassembly 34 is located the inside that leads to the groove, can adjust two rack 33 through rotating gear 32 and contract, thereby carry out the regulation in the position to baffle 31.

Spacing subassembly 34 is including dead lever 341, compression spring 342 and pull rod 343, and dead lever 341 and the inner chamber of recess slide to alternate and be connected, the inner wall fixed connection of one end and the recess of compression spring 342, the other end and the dead lever 341 fixed connection of compression spring 342, one side fixed connection of pull rod 343 and dead lever 341, the draw-groove has been seted up to one side of recess, the inner chamber slide to alternate and be connected of pull rod 343 and draw-groove.

The fixed orifices has been seted up on the top of pivot, the inner chamber sliding interlude of dead lever 341 and fixed orifices is connected, the one end fixedly connected with regulating wheel 4 of pivot, regulating wheel 4 is convenient to rotate the inside gear 32 of baffle 31 through the pivot, and adjust the stretching out and drawing back of rack 33, and the setting of dead lever 341 and fixed orifices, when making rack 33 and locating hole sliding interlude be connected, can fix the pivot through dead lever 341, thereby fix gear 32, only just can the reverse rotation regulating wheel 4 go into the logical groove with rack 33 shrink when pulling pull rod 343, thereby carry out the regulation in the position to baffle 31.

The equal fixedly connected with slider 5 in both sides side of a plurality of baffles 31, the spout has all been seted up to the both sides side of 1 inner wall of box, and slider 5 is connected with the inner chamber sliding alternate of spout, and slider 5 has played the limiting displacement to baffle 31, has guaranteed the horizontality when baffle 31 slides.

The outer wall of box 1 is provided with trick lock 6, and case lid 2 and trick lock 6 mutually support, and the setting of trick lock 6 prevents effectively that the student from opening the teaching aid case under curiosity's ordering about to lead to losing of inside teaching aid, perhaps the student takes teaching aids such as compasses to injure students by mistake, the top fixedly connected with handle of object case lid 2, the setting of handle makes things convenient for the teacher to conveniently carry the teaching aid case at last class.

Two card framves 7 of one side fixedly connected with of box 1, card frame 7 is transparent material, the card that has class and relevant content written can be placed to the inside of card frame 7, transparent material is convenient directly to watch the content on the card, the bottom fixedly connected with cystosepiment 8 of 1 inner wall of box, cystosepiment 8's setting, including the more sharp-pointed teaching aid of similar compasses class in the teaching aid in primary school's mathematics, can be directly will probably cause the sharp-pointed type teaching aid of injury to the student to insert cystosepiment 8's inside, thereby protect student's safety, also can prevent that the teacher from being accidentally injured when the teaching aid of taking.

The utility model discloses theory of operation:

when the volume inside the box body 1 needs to be reasonably distributed by the adjusting baffle 31, the pull rod 343 is hooked by fingers and pulled upwards, the pull rod 343 drives the fixing rod 341 to be separated from the fixing hole on the rotating shaft and extrudes the compression spring 342, thereby the adjusting wheel 4 can be rotated, the adjusting wheel 4 drives the gear 32 to rotate through the rotating shaft, two racks 33 are both meshed with the gear 32 and connected, thereby the two racks 33 are separated from the positioning hole and contracted into the inner cavity of the through groove, the sliding baffle 31 can be slid in the inner cavity of the box body 1 through the sliding block 5, the sliding baffle 31 is stopped at a proper position, the adjusting wheel 4 is rotated reversely, thereby the two racks 33 are re-extended through the gear 32 and are slidably connected with other positioning holes, the fingers hooking the pull rod 343 are loosened, the fixing rod 341 is extruded into the inner cavity of the fixing hole formed in the rotating shaft under the elastic acting force of the compression spring, thereby the adjusting wheel 4 and the gear 32 are fixed through the rotating shaft, thereby the adjusting baffle 31 is used for adjusting the volume inside the box body 1, and teaching aids related to reasonably put mathematics are put.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A primary school mathematics teaching aid case, includes:

the top end of the box body (1) is rotatably connected with a box cover (2);

the method is characterized in that: an adjusting mechanism (3) is arranged in the box body (1);

adjustment mechanism (3) are including baffle (31), gear (32), rack (33) and spacing subassembly (34), and are a plurality of baffle (31) all are connected with the inner chamber sliding and alternating of box (1), logical groove has been seted up at the middle part of baffle (31), gear (32) slide and alternating through the inner chamber that pivot and logical groove and be connected, two rack (33) all are connected with the inner chamber sliding and alternating that leads to the groove, two rack (33) all are connected with gear (32) meshing, the locating hole has all been seted up to the both sides of box (1), rack (33) slide and alternating with the inner chamber of locating hole and be connected, one side that leads to the groove is seted up flutedly, spacing subassembly (34) are located the inside that leads to the groove.

2. The primary school mathematics teaching aid case of claim 1, characterized in that, spacing subassembly (34) is including dead lever (341), compression spring (342) and pull rod (343), dead lever (341) and the inner chamber sliding interlude of recess are connected, the one end and the inner wall fixed connection of recess of compression spring (342), the other end and dead lever (341) fixed connection of compression spring (342), pull rod (343) and one side fixed connection of dead lever (341), the trompil has been seted up to one side of recess, pull rod (343) and the inner chamber sliding interlude of trompil are connected.

3. The primary school mathematics teaching aid case according to claim 2, characterized in that the top of the rotating shaft is equipped with a fixing hole, the fixing rod (341) is connected with the inner cavity of the fixing hole in a sliding and inserting way, and one end of the rotating shaft is fixedly connected with an adjusting wheel (4).

4. A primary school mathematics teaching aid case as claimed in claim 1, wherein said baffles (31) are fixedly connected with sliding blocks (5) on both sides, said case (1) is provided with sliding grooves on both sides of its inner wall, and said sliding blocks (5) are slidably inserted into the inner cavities of the sliding grooves.

5. A primary school mathematics teaching aid case as claimed in claim 1, wherein the outer wall of the case body (1) is provided with a coded lock (6), the case cover (2) is matched with the coded lock (6), and the top end of the case cover (2) is fixedly connected with a handle.

6. A primary school mathematics teaching aid case as claimed in claim 1, wherein one side of the case body (1) is fixedly connected with two card frames (7), the card frames (7) are made of transparent materials, and the bottom end of the inner wall of the case body (1) is fixedly connected with a foam board (8).