CN214587319U

CN214587319U - Historical progress display device for history study

Info

Publication number: CN214587319U
Application number: CN202023159077.3U
Authority: CN
Inventors: 罗凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-11-02
Anticipated expiration: 2030-12-24

Abstract

The utility model discloses a history process display device is used in history study, relates to history study show technical field. The utility model discloses a base and presentation device, the fixed surface of base is connected with the stand, the one end fixedly connected with riser of base is kept away from to the stand, the surface of riser is provided with the presentation device, the presentation device includes two round bars, the surface of two round bars all overlaps has around the reel, the bottom of two round bars all rotates with the riser to be connected, the equal fixedly connected with carousel in surface of two round bars, connect through belt drive between two carousels, the equal fixedly connected with hand wheel in one side of base is kept away from to two carousels, the top of two round bars is hollow structure. The utility model discloses a set up presentation device, reach the paper and show the purpose of packing up on one side, solved traditional display device and can not demonstrate in succession, need the continuous problem of going over to the paper, inconvenient use of people.

Description

Historical progress display device for history study

Technical Field

The utility model relates to a historical study show technical field, concretely relates to history is learned and is used historical process display device.

Background

History, or "history" for short, refers to past events and activities in human society, as well as the systematic recording, study, and interpretation of the behavior of these events. The history is objectively existed, and no matter how the history is written by the scientists, the history exists in a self-mode and cannot be changed.

Historical process shows and explains often need demonstrate through relevant paper, and the people of conveniently listening understands the memory, but traditional display device can not demonstrate in succession, needs the people continuous to page the paper, inconvenient use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: for solving traditional display device and can not demonstrate in succession, need the continuous paper of people to turn over, the problem of inconvenient use, the utility model provides a history is learned and is used historical process display device.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme: a history process display device for history study comprises a base and a demonstration device, wherein the surface of the base is fixedly connected with a stand column, one end of the stand column, far away from the base, is fixedly connected with a vertical plate, the surface of the vertical plate is provided with the demonstration device, the demonstration device comprises two round rods, winding drums are sleeved on the surfaces of the two round rods, the bottoms of the two round rods are rotatably connected with the vertical plate, the surfaces of the two round rods are fixedly connected with rotary tables, the two rotary tables are connected through belt transmission, one sides, far away from the base, of the two rotary tables are fixedly connected with hand wheels, the tops of the two round rods are of a hollow structure, screw rods are inserted into threads at the tops of the round rods, round blocks are fixedly connected with the tops of the screw rods, one sides, far away from the round blocks, of the screw rods are rotatably connected with the round plates, and the side walls of the round plates are slidably connected with the inner walls of the round rods, two lower pressing blocks are fixedly connected to one side, far away from the screw rod, of the disc, a partition plate is fixedly connected to the bottom wall of the round rod, two sliding blocks are slidably connected to the bottom wall of the round rod, and springs are fixedly connected to one sides, close to the sliding blocks, of the sliding blocks.

Furthermore, two square holes matched with the sizes of the sliding blocks are formed in the surfaces of the round rods corresponding to the positions of the two sliding blocks, and a rubber pad is fixedly mounted at one end, far away from the spring, of each sliding block.

Further, the side, close to each other, of each of the sliding block and the lower pressing block is provided with an inclined slope, and the top of each sliding block is connected with the lower pressing block in a sliding mode.

Furthermore, the two sliding blocks are respectively positioned at two sides of the partition plate, and one end, far away from the sliding blocks, of the spring is fixedly connected with the partition plate.

Further, one side that the base is close to the stand is provided with auxiliary device, auxiliary device includes the stock, the stock is kept away from the one end and the riser fixed connection of base, the elongated slot has been seted up on the surface of stock, the surperficial sliding connection of elongated slot has the connecting block, the one end fixedly connected with plastic slab that the connecting block is close to the riser, the rectangular channel with plastic slab size looks adaptation is seted up on the surface of riser, the surface and the rectangular channel sliding connection of plastic slab.

Furthermore, the lateral wall of stock and connecting block has all seted up the jack, the inside of jack is inserted and is equipped with the inserted bar, the connecting block is with the help of inserted bar and jack and stock looks block.

The utility model has the advantages as follows:

1. the utility model is provided with a demonstration device, two winding drums are sleeved on the surfaces of two round bars during use, then a screw rod is rotated by utilizing a round block, the screw rod drives a disc to slide on the inner wall of the round bar when rotating, the disc drives two lower pressing blocks to move downwards when moving downwards, the two lower pressing blocks extrude the inclined planes of two sliders, so that the two sliders are forced to move out through square holes, rubber pads on the surfaces of the sliders are contacted with the inner wall of the winding drums, thereby fixing the two winding drums, relative rotation between the winding drums and the round bar can not be caused, when history display explanation is carried out, a hand wheel rotates, the hand wheel drives a turntable to rotate, the two turntables rotate synchronously through a belt, thereby the two winding drums synchronously rotate in the same direction, paper wound on the surfaces of the winding drums can be gradually displayed, history events can be conveniently displayed and explained according to time points, when the winding drum needs to be detached, the screw rod is directly reversely rotated, the steps are reversely carried out, the sliding block is kept away from the two lower pressing blocks, under the action of the spring, the sliding block retracts into the inside of the round rod, the sliding block does not extrude the inner wall of the winding drum at the moment, and the winding drum can be drawn out, so that the purpose that paper is displayed and collected at one side is achieved, the problem that a traditional display device cannot continuously demonstrate, people need to continuously turn over the paper, and the use is inconvenient is solved.

2. The utility model discloses a set up auxiliary device, often need point the paper when demonstrating the explanation, in order to attract audience's attention, but probably can make the paper often contact with the external world, cause the damage to the paper, utilize the plastic slab this moment, put the plastic slab in front of the paper, the plastic slab is the transparence, can go on through the transparent plastic slab in the demonstration, avoid hand direct contact paper, if need dismantle when the reel, take connecting block surface inserted bar out, then utilize the connecting block to slide in the inside of elongated slot, it glides in the inside of rectangular channel to drive the plastic slab, thereby make the surface of base fall under the plastic slab, can not let the plastic slab of erectting cause the influence to dismantling and installing around the reel.

Drawings

Fig. 1 is a schematic perspective view of a history process display device for history study according to the present invention;

FIG. 2 is a schematic view of a rectangular groove structure of the history process display device for history study of the present invention;

FIG. 3 is a schematic view of a part of an auxiliary device of the history progress display device for history study according to the present invention;

FIG. 4 is a schematic view of a structure of a jack of the history process display device for history study of the present invention;

FIG. 5 is a schematic view of a part of a demonstration apparatus of a history progress display apparatus for history study according to the present invention;

fig. 6 is a schematic view of a history process showing device for history learning according to the present invention at a position a in fig. 5;

FIG. 7 is a schematic view of a winding drum structure of the history process display device for history study of the present invention;

reference numerals: 1. a base; 2. a column; 3. a vertical plate; 4. a presentation device; 401. a turntable; 402. a hand wheel; 403. a round bar; 404. a square hole; 405. a screw; 406. a round block; 407. pressing the block; 408. a slider; 409. a rubber pad; 410. a disc; 411. a spring; 412. a partition plate; 5. an auxiliary device; 51. a plastic panel; 52. inserting a rod; 53. connecting blocks; 54. a jack; 55. a long groove; 56. a long rod; 57. a rectangular groove; 6. and (4) winding the reel.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-7, an embodiment of the present invention provides a history process display device for history study, which includes a base 1 and a demonstration device 4, wherein a column 2 is fixedly connected to a surface of the base 1, and a vertical plate 3 is fixedly connected to an end of the column 2 far away from the base 1.

The specific arrangement and function of the play set 4 and the auxiliary device 5 will be described in detail below.

As shown in fig. 5 and 6, a demonstration device 4 is arranged on the surface of a riser 3, the demonstration device 4 comprises two round rods 403, winding drums 6 are sleeved on the surfaces of the two round rods 403, the bottoms of the two round rods 403 are rotatably connected with the riser 3, turntables 401 are fixedly connected to the surfaces of the two round rods 403, the two turntables 401 are connected through belt transmission, handwheels 402 are fixedly connected to one sides of the two turntables 401 far away from a base 1, the tops of the two round rods 403 are hollow structures, screw rods 405 are inserted into the top threads of the round rods 403, round blocks 406 are fixedly connected to the tops of the screw rods 405, a disc 410 is rotatably connected to one side of the screw rods 405 far away from the round blocks 406, the side wall of the disc 410 is slidably connected with the inner wall of the round rods 403, two lower pressing blocks 407 are fixedly connected to one side of the disc 410 far away from the screw rods 405, a partition plate 412 is fixedly connected to the bottom wall of the round rods 403, two sliding blocks 408 are slidably connected to the bottom wall of the round rods 403, the two winding drums 6 are sleeved on the surfaces of two round rods 403, then a round block 406 is used for enabling a screw 405 to rotate, the screw 405 can drive a disc 410 to slide on the inner wall of the round rod 403 when rotating, the disc 410 can drive two lower pressing blocks 407 to move downwards when moving downwards, the two lower pressing blocks 407 extrude the inclined surfaces of two sliding blocks 408, so that the two sliding blocks 408 are forced to move out through a square hole 404, rubber pads 409 on the surfaces of the sliding blocks 408 are in contact with the inner wall of the winding drum 6, the two winding drums 6 are fixed, relative rotation between the winding drum 6 and the round rod 403 cannot occur, springs 411 are fixedly connected to the sides, close to each other, of the two sliding blocks 408, a square hole 404 matched with the size of each sliding block 408 is formed in the surface of the round rod 403, the position corresponding to the two sliding blocks 408, the end, far away from the springs 411, of each sliding block 408 is fixedly provided with the rubber pads 409, the sides, close to each other, of the sliding blocks 408 and the lower pressing blocks 407 are provided with inclined surfaces, the handwheel 402 is rotated, the handwheel 402 drives the turntables 401 to rotate, the two turntables 401 rotate synchronously through the belt, therefore, the two winding drums 6 synchronously rotate in the same direction, paper wound on the surfaces of the winding drums 6 is conveniently and gradually displayed, historical events are conveniently displayed and explained according to time points, the top of the sliding block 408 is in sliding connection with the lower pressing block 407, the two sliding blocks 408 are respectively positioned on two sides of the partition plate 412, one end, far away from the sliding block 408, of the spring 411 is fixedly connected with the partition plate 412, display paper is wound on the surfaces of the two winding drums 6, when the winding drums 6 need to be dismounted, the screw 405 directly rotates in the reverse direction, the steps are reversely performed, the two lower pressing blocks 407 are far away from the sliding block 408, under the action of the spring 411, the slider 408 retracts into the round bar 403, and at this time, the slider 408 no longer presses the inner wall of the winding drum 6, so that the winding drum 6 can be drawn out, and the purpose of displaying and simultaneously retracting the paper is achieved.

The whole demonstration device 4 achieves the effects that by arranging the demonstration device 4, in use, two winding drums 6 are sleeved on the surfaces of two round rods 403, then a round block 406 is used for enabling a screw rod 405 to rotate, the screw rod 405 can drive a disc 410 to slide on the inner wall of the round rod 403 when rotating, two lower pressing blocks 407 are driven to move downwards when the disc 410 moves downwards, the two lower pressing blocks 407 extrude the inclined surfaces of two sliding blocks 408, the two sliding blocks 408 are forced to move out through square holes 404, rubber pads 409 on the surfaces of the sliding blocks 408 are in contact with the inner wall of the winding drum 6, so that the two winding drums 6 are fixed, the winding drums 6 and the round rods cannot rotate relatively, when history display explanation is carried out, a hand wheel 402 is rotated, the hand wheel 402 drives a rotary table 401 to rotate, the two rotary tables 401 synchronously rotate through a belt, and the two winding drums 6 synchronously rotate in the same direction, be convenient for to show gradually around reel 6 winding paper, conveniently demonstrate the explanation to historical affairs according to the point in time, need pull down when reel 6, directly with screw rod 405 antiport, above step is reverse goes on, slider 408 is kept away from to two briquetting 407, under spring 411's effect, the inside of slider 408 withdrawal pole 403, slider 408 no longer extrudees the inner wall around reel 6 this moment, alright come in order to draw out around reel 6, thereby reach the paper and show the mesh of packing up on one side, traditional display device can not demonstrate in succession has been solved, need the continuous paper of people to page, the problem of inconvenient use.

As shown in fig. 3 and 4, an auxiliary device 5 is arranged on one side of the base 1 close to the upright post 2, the auxiliary device 5 comprises a long rod 56, one end of the long rod 56 far from the base 1 is fixedly connected with the vertical plate 3, a long groove 55 is arranged on the surface of the long rod 56, a connecting block 53 is slidably connected on the surface of the long groove 55, one end of the connecting block 53 close to the vertical plate 3 is fixedly connected with a plastic plate 51, a rectangular groove 57 matched with the plastic plate 51 in size is arranged on the surface of the vertical plate 3, the surface of the plastic plate 51 is slidably connected with the rectangular groove 57, insertion holes 54 are arranged on the side walls of the long rod 56 and the connecting block 53, an insertion rod 52 is inserted in the insertion holes 54, the connecting block 53 is engaged with the long rod 56 through the insertion rods 52 and the insertion holes 54, the plastic plate 51 is used for placing the plastic plate 51 in front of paper, the plastic plate 51 is transparent, the demonstration can be performed through the transparent plastic plate 51, so as to avoid the direct contact of hands, if the winding drum 6 needs to be disassembled, the insertion rod 52 on the surface of the connecting block 53 is pulled out, and then the plastic plate 51 is driven to slide downwards in the rectangular groove 57 by the sliding of the connecting block 53 in the long groove 55, so that the plastic plate 51 falls down to the surface of the base 1, and the vertical plastic plate 51 cannot influence the disassembling and assembling of the winding drum 6.

The effect that its whole auxiliary device 5 reaches does, through setting up auxiliary device 5, often need to point the paper when demonstrating the explanation, in order to attract audience's attention, but probably can make the paper often contact with the external world, cause the damage to the paper, utilize plastic slab 51 this moment, put plastic slab 51 in the front of paper, plastic slab 51 is transparent, can go on through transparent plastic slab 51 in the demonstration, avoid hand direct contact paper, if need dismantle around reel 6 the time, take connecting block 53 surface inserted bar 52 out, then utilize the inside slip of connecting block 53 in elongated slot 55, drive plastic slab 51 and slide in the inside of rectangular channel 57, thereby make plastic slab 51 fall to the surface of base 1, can not let the plastic slab 51 of erectting cause the influence to dismantling and installation around reel 6.

Claims

1. The historical progress display device for history learning comprises a base (1) and a demonstration device (4), and is characterized in that a stand column (2) is fixedly connected to the surface of the base (1), a vertical plate (3) is fixedly connected to one end, far away from the base (1), of the stand column (2), the demonstration device (4) is arranged on the surface of the vertical plate (3), the demonstration device (4) comprises two round rods (403), winding drums (6) are sleeved on the surfaces of the two round rods (403), the bottoms of the two round rods (403) are rotatably connected with the vertical plate (3), rotary discs (401) are fixedly connected to the surfaces of the two round rods (403), the two rotary discs (401) are connected through belt transmission, a hand wheel (402) is fixedly connected to one side, far away from the base (1), of the two rotary discs (401), and the tops of the two round rods (403) are both of a hollow structure, the top screw thread of circle pole (403) is inserted and is equipped with screw rod (405), top fixedly connected with circle piece (406) of screw rod (405), one side that circle piece (406) was kept away from in screw rod (405) is rotated and is connected with disc (410), the lateral wall and the circle pole (403) inner wall sliding connection of disc (410), two lower briquetting (407) of one side fixedly connected with of screw rod (405) are kept away from in disc (410), diapire fixedly connected with baffle (412) of circle pole (403), the diapire sliding connection of circle pole (403) has two slider (408), two equal fixedly connected with spring (411) in one side that slider (408) are close to each other.

2. The history demonstration device for history learning according to claim 1, wherein the round bar (403) has two square holes (404) formed on the surface thereof corresponding to the two sliding blocks (408), and a rubber pad (409) is fixedly mounted on the end of the sliding block (408) far away from the spring (411).

3. The history progress display device according to claim 1, wherein the side of the slider (408) and the side of the lower pressing block (407) adjacent to each other are both provided with an inclined slope, and the top of the slider (408) is slidably connected with the lower pressing block (407).

4. The history progress display device according to claim 1, wherein the two sliding blocks (408) are respectively located at two sides of the partition (412), one end of the spring (411) far away from the sliding blocks (408) is fixedly connected with the partition (412), and display paper is wound on the surfaces of the two winding drums (6).

5. The history progress display device for history learning according to claim 1, wherein an auxiliary device (5) is arranged on one side of the base (1) close to the upright post (2), the auxiliary device (5) comprises a long rod (56), one end of the long rod (56) far away from the base (1) is fixedly connected with the vertical plate (3), a long groove (55) is formed in the surface of the long rod (56), a connecting block (53) is slidably connected to the surface of the long groove (55), a plastic plate (51) is fixedly connected to one end of the connecting block (53) close to the vertical plate (3), a rectangular groove (57) matched with the size of the plastic plate (51) is formed in the surface of the vertical plate (3), and the surface of the plastic plate (51) is slidably connected with the rectangular groove (57).

6. The history progress display device for history learning according to claim 5, wherein the side walls of the long rod (56) and the connecting block (53) are provided with insertion holes (54), the insertion rod (52) is inserted into the insertion holes (54), and the connecting block (53) is clamped with the long rod (56) by means of the insertion rod (52) and the insertion holes (54).