CN211323928U

CN211323928U - Analytic show shelf of intelligence mathematics applied mathematics difficult problem

Info

Publication number: CN211323928U
Application number: CN201920896192.7U
Authority: CN
Inventors: 潘熙
Original assignee: Southwest University
Current assignee: Southwest University
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2020-08-25
Anticipated expiration: 2029-06-14

Abstract

The utility model provides an analytic show shelf of mathematical problem is used to intelligence mathematics, comprising a base plate, a vertical electric telescopic handle of the equal fixed connection in top surface four corners of bottom plate, first electric telescopic handle's extension direction is upwards, through a diaphragm fixed connection between the top of four first electric telescopic handle's movable rod, a rectangle recess is seted up to the top surface of diaphragm, the top surface and the front and back two sides of rectangle recess all communicate with each other with the external world, the equal hinged joint one clipboard of both sides inner wall of rectangle recess, two first spouts that the cross-section is the swallow-tail form are all seted up to the bottom surface of every clipboard, be located two first spouts front and back distributions on the same clipboard, all be equipped with a cross-section in every first spout and be the first slider of swallow-tail form, two bar grooves are seted up to the bottom surface inner wall of rectangle recess, two bar grooves front and back distributions, a motor of. The utility model discloses simple structure uses the simple operation.

Description

Analytic show shelf of intelligence mathematics applied mathematics difficult problem

Technical Field

The utility model belongs to the mathematics field, specifically speaking are analytic show shelf of an intelligence mathematics applied mathematics difficult problem.

Background

Intelligence mathematics and applied mathematics all have important supporting role as the branch in mathematics field to other subjects, in current intelligence mathematics and applied mathematics teaching, have better understanding in order to let the student, often write the show board with the teaching content on, but current show board occupation space is great, is unfavorable for using and shifting, brings inconvenience for the use.

SUMMERY OF THE UTILITY MODEL

The utility model provides an analytic show shelf of an intelligence mathematics difficult problem of using for solve the defect among the prior art.

The utility model discloses a following technical scheme realizes:

an intelligent mathematics application mathematics difficult problem analysis display frame comprises a bottom plate, wherein four corners of the top surface of the bottom plate are fixedly connected with a vertical first electric telescopic rod, the extension direction of the first electric telescopic rod is upward, the top ends of four movable rods of the first electric telescopic rod are fixedly connected through a transverse plate, the top surface of the transverse plate is provided with a rectangular groove, the top surface, the front surface and the rear surface of the rectangular groove are communicated with the outside, the inner walls of two sides of the rectangular groove are hinged with a writing board, the bottom surface of each writing board is provided with two first sliding grooves with dovetail-shaped cross sections, the two first sliding grooves on the same writing board are distributed in the front and the rear direction, each first sliding groove is internally provided with a first sliding block with dovetail-shaped cross section, the inner wall of the bottom surface of the rectangular groove is provided with two strip-shaped grooves which are distributed in the front and rear directions, one side inner wall of each, the equal horizontally lead screw one end of equal fixed connection in pivot one end of every motor, the other end of every lead screw all passes through the interior wall connection in bearing and bar groove, opposite screw thread is all seted up at the both ends of every lead screw, the equal nut of screw-thread fit in both ends periphery of every lead screw, lie in all through a bar plate fixed connection between the top surface of two nuts of rectangle recess with one side, the equal hinged joint's of top surface second electric telescopic handle of an slope of every bar plate, second electric telescopic handle's extension direction makes progress, lie in two second electric telescopic handle front and back distributions on the same bar plate, the top of every second electric telescopic handle's movable rod all with the bottom surface hinged joint to a corresponding first slider, the equal fixed mounting universal wheel that has brake function in bottom surface four corners of bottom plate.

As above, an analytic show shelf of intelligence mathematics applied mathematics difficult problem, the bottom surface inner wall of rectangle recess set up a cross-section for the second spout of dovetail shape, the second spout is located between two bar grooves, be equipped with two second sliders that the cross-section is the dovetail shape in the second spout, distribute about two second sliders, the top surface of every second slider all with the bottom surface fixed connection of a bar shaped plate that corresponds.

As for the analytic show shelf of the difficult problem of intelligence mathematics applied mathematics, the looks back of two second sliders all fixedly connected with one end of a horizontally first spring, the other end of every first spring all with the inner wall fixed connection of second spout.

According to the analytic show shelf of difficult problem of intelligence mathematics applied mathematics as above, the upper and lower two sides of every first slider all the one end of a second spring of an slope of fixed connection, the other end of every second spring all with the inner wall fixed connection of first spout.

According to the analytic show shelf of difficult problem of intelligence mathematics applied mathematics as above, two second electric telescopic handle that lie in rectangle recess with one side between all through a horizontally first dead lever fixed connection.

According to the analytic show shelf of intelligent mathematics applied mathematics difficult problem, every two adjacent first electric telescopic rods are fixedly connected through a horizontal first fixing rod, and four second fixing rods are distributed in a rectangular shape.

The utility model has the advantages that: the utility model has simple structure and convenient operation, when the utility model is used, firstly, the motor is operated, the rotating shaft of the motor is rotated, the rotating shaft of the motor drives the screw rod to rotate, the screw nut is in threaded fit with the screw rod, the strip-shaped plates limit the rotation of the screw nut, two screw nuts on the same screw rod move relatively, the nut moves to drive two strip-shaped plates to move relatively, the strip-shaped plate moves to drive the second electric telescopic rod to move, the top end of the movable rod of the second electric telescopic rod moves upwards, the top end of the movable rod of the second electric telescopic rod drives the first slide block to slide upwards along the first chute, simultaneously, the writing board overturns upwards through the hinging point, then the second electric telescopic rod operates, the second electric telescopic rod extends upwards, the second electric telescopic rod extends to drive the first slide block to move downwards along the first chute, the writing board continues to overturn along, the motor and the second electric telescopic rod stop working, a teacher writes a mathematical problem on the writing board for analysis and explains the mathematical problem, after the explanation is finished, the motor works reversely, and the second electric telescopic rod contracts to enable the writing board to return to the initial horizontal position; when the device is not used, the writing board is in the horizontal position by adjusting the position of the writing board, so that the volume of the occupied space of the writing board is reduced, the writing board is convenient to transfer and move, and meanwhile, teaching tools can be placed on the writing board in the horizontal position, so that the using function of the device is increased, and the applicability is improved; the height of the writing board can be adjusted by extending and retracting the first electric telescopic rod, so that teachers with different heights can use the writing board conveniently, the use requirements of teachers with different heights are met, and the applicability of the device is improved; the universal wheel is convenient for remove and shift this device, has saved user's physical power, brings the convenience for the use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a schematic structural diagram of the present invention; FIG. 2 is a view in the direction A of FIG. 1; fig. 3 is an enlarged view of the view from direction B of fig. 1.

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. 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.

An intelligent mathematics application mathematics difficult problem analysis display stand comprises a bottom plate 1, wherein four corners of the top surface of the bottom plate 1 are fixedly connected with a vertical first electric telescopic rod 2, the extension direction of the first electric telescopic rod 2 is upward, the top ends of movable rods of the four first electric telescopic rods 2 are fixedly connected through a transverse plate 3, the top surface of the transverse plate 3 is provided with a rectangular groove 4, the top surface and the front and back surfaces of the rectangular groove 4 are communicated with the outside, the inner walls of the two sides of the rectangular groove 4 are hinged with a writing plate 5, the bottom surface of each writing plate 5 is provided with two first chutes 11 with dovetail-shaped cross sections, the two first chutes 11 on the same writing plate 5 are distributed in front and back, each first chute 11 is internally provided with a first slide block 12 with dovetail-shaped cross section, the inner wall of the bottom surface of the rectangular groove 4 is provided with two strip-shaped grooves 6, and the two strip-shaped grooves 6 are distributed in front and back, the motor 7 of the equal fixed mounting in one side inner wall of every bar groove 6, the equal horizontal lead screw 8 one end of the equal fixed connection of pivot one end of every motor 7, the other end of every lead screw 8 all passes through the bearing and is connected with the inner wall of bar groove 6, opposite screw thread is all seted up at the both ends of every lead screw 8, the equal nut 9 of screw-thread fit in both ends periphery of every lead screw 8, all through a bar 10 fixed connection between the top surface of two nuts 9 that lie in rectangular groove 4 with one side, the equal hinged joint of the top surface of every bar 10 second electric telescopic handle 13 of an incline, the direction of extension of second electric telescopic handle 13 is upwards, lie in two second electric telescopic handle 13 front and back distributions on the same bar 10, the top of the movable rod of every second electric telescopic handle 13 all with the bottom surface hinged joint to a corresponding first slider 12, the equal fixed mounting in bottom surface four corners of bottom plate 1 has universal wheel 14 of brake function. The utility model has simple structure and convenient operation, when the utility model is used, firstly, the motor 7 is operated, the rotating shaft of the motor 7 is rotated to drive the screw rod 8 to rotate, the nut 9 is in threaded fit with the screw rod 8, the bar-shaped plate 10 limits the rotation of the nut 9, two nuts 9 on the same screw rod 8 move relatively, the nut 9 moves to drive two bar-shaped plates 10 to move relatively, the bar-shaped plate 10 moves to drive the second electric telescopic rod 13 to move, the top end of the movable rod of the second electric telescopic rod 13 moves upwards, the top end of the movable rod of the second electric telescopic rod 13 drives the first slide block 12 to slide upwards along the first chute 11, meanwhile, the writing board 5 overturns upwards by a hinge point, then the second electric telescopic rod 13 operates, the second electric telescopic rod 13 extends upwards, the second electric telescopic rod 13 extends to drive the first slide block 12 to move downwards, the writing board 5 continues to turn over along the hinge point until the writing board 5 is in a vertical state, the motor 7 and the second electric telescopic rod 13 stop working, a teacher writes a mathematical problem analysis on the writing board 5 and explains the mathematical problem, after the explanation is finished, the motor 7 works reversely, and the second electric telescopic rod 13 contracts to enable the writing board 5 to return to an initial horizontal position; when the device is not used, the writing board 5 is in the horizontal position by adjusting the position of the writing board 5, so that the volume of the space occupied by the writing board 5 is reduced, the transfer and the movement are convenient, and meanwhile, teaching tools can be placed on the writing board 5 in the horizontal position, so that the using function of the device is increased, and the applicability is improved; the height of the writing board 5 can be adjusted by extending and retracting the first electric telescopic rod 2, so that teachers with different heights can use the writing board conveniently, the use requirements of teachers with different heights are met, and the applicability of the device is improved; the universal wheels 14 are convenient for moving and transferring the device, thereby saving the physical strength of a user and bringing convenience to the use.

Specifically, as shown in the figure, the second chute 15 with the dovetail-shaped cross section is formed in the inner wall of the bottom surface of the rectangular groove 4 in the embodiment, the second chute 15 is located between the two strip-shaped grooves 6, two second sliders 16 with the dovetail-shaped cross sections are arranged in the second chute 15, the two second sliders 16 are distributed left and right, and the top surface of each second slider 16 is fixedly connected with the bottom surface of the corresponding strip-shaped plate 10. The second slider 16 can avoid the strip-shaped plate 10 to generate the inclined motion, and meanwhile, the strip-shaped plate 10 is more firmly connected with the nut 9, so that the connection is more stable, and the stability of the structure is improved.

Specifically, as shown in the figure, the back surfaces of the two second sliding blocks 16 in this embodiment are both fixedly connected to one end of a horizontal first spring 17, and the other end of each first spring 17 is fixedly connected to the inner wall of the second sliding groove 15. First spring 17 makes the motion of second slider 16 more smooth and easy, has improved the mobility of structure, makes simultaneously to have certain clearance between second slider 16 and the second spout 15, has avoided bumping between second slider 16 and the second spout 15.

Further, as shown in the figure, the upper surface and the lower surface of each first sliding block 12 described in this embodiment are both fixedly connected to one end of an inclined second spring 18, and the other end of each second spring 18 is fixedly connected to the inner wall of the first sliding chute 11. The second spring 18 makes the movement of the first slider 12 smoother, improves the mobility of the structure, and simultaneously makes a certain gap exist between the first slider 12 and the first sliding chute 11, thereby avoiding collision between the first slider 12 and the first sliding chute 11.

Furthermore, as shown in the drawings, the two second electric telescopic rods 13 located on the same side of the rectangular groove 4 in the embodiment are fixedly connected with each other through a horizontal first fixing rod 19. The first fixing rod 19 has a supporting effect on the second electric telescopic rod 13, so that the second electric telescopic rod 13 can be prevented from inclining, and the stability of the structure is improved.

Furthermore, as shown in the figure, every two adjacent first electric telescopic rods 2 of the present embodiment are fixedly connected by a horizontal first fixing rod 20, and four second fixing rods 20 are distributed in a rectangular shape. The second fixing rod 20 has a supporting effect on the first electric telescopic rod 2, so that the first electric telescopic rod 2 can be prevented from generating inclined motion, and the stability of the structure is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an analytic show shelf of intelligence mathematics applied mathematics difficult problem which characterized in that: comprises a bottom plate (1), wherein four corners of the top surface of the bottom plate (1) are fixedly connected with a vertical first electric telescopic rod (2), the extending direction of the first electric telescopic rod (2) is upward, the top ends of the movable rods of the four first electric telescopic rods (2) are fixedly connected through a transverse plate (3), the top surface of the transverse plate (3) is provided with a rectangular groove (4), the top surface and the front and back surfaces of the rectangular groove (4) are communicated with the outside, the inner walls of the two sides of the rectangular groove (4) are hinged with a writing plate (5), the bottom surface of each writing plate (5) is provided with two first sliding grooves (11) with dovetail-shaped cross sections, the two first sliding grooves (11) positioned on the same writing plate (5) are distributed in the front and back directions, each first sliding groove (11) is internally provided with a first sliding block (12) with dovetail-shaped cross section, the inner wall of the bottom surface of the rectangular groove (4) is provided with two strip-, the two strip-shaped grooves (6) are distributed front and back, one motor (7) is fixedly installed on the inner wall of one side of each strip-shaped groove (6), one end of a rotating shaft of each motor (7) is fixedly connected with one end of a horizontal screw rod (8), the other end of each screw rod (8) is connected with the inner wall of the strip-shaped groove (6) through a bearing, opposite threads are arranged at two ends of each screw rod (8), the peripheries of two ends of each screw rod (8) are in threaded fit with a nut (9), the top surfaces of two nuts (9) positioned on the same side of the rectangular groove (4) are fixedly connected through a strip-shaped plate (10), the top surface of each strip-shaped plate (10) is hinged with an inclined second electric telescopic rod (13), the extending direction of the second electric telescopic rods (13) is upward, and the two second electric telescopic rods (13) positioned on the same strip-shaped plate (10) are distributed front and, the top end of the movable rod of each second electric telescopic rod (13) is hinged with the bottom surface of a corresponding first sliding block (12), and four corners of the bottom surface of the bottom plate (1) are fixedly provided with universal wheels (14) with a braking function.

2. The intelligent mathematics applied mathematics puzzle resolution display stand of claim 1, characterized in that: the bottom surface inner wall of rectangle recess (4) set up a cross-section for second spout (15) of dovetail shape, second spout (15) are located between two bar grooves (6), be equipped with two second sliders (16) that the cross-section is the dovetail shape in second spout (15), distribute about two second sliders (16), the top surface of every second slider (16) all with the bottom surface fixed connection of a bar plate (10) that corresponds.

3. The intelligent mathematics applied mathematics puzzle resolution display stand of claim 2, characterized in that: the back surfaces of the two second sliding blocks (16) are fixedly connected with one end of a horizontal first spring (17), and the other end of each first spring (17) is fixedly connected with the inner wall of the second sliding groove (15).

4. The intelligent mathematics applied mathematics puzzle resolution display stand of claim 1, characterized in that: the upper surface and the lower surface of each first sliding block (12) are fixedly connected with one end of an inclined second spring (18), and the other end of each second spring (18) is fixedly connected with the inner wall of the first sliding groove (11).

5. The intelligent mathematics applied mathematics puzzle resolution display stand of claim 1, characterized in that: the two second electric telescopic rods (13) which are positioned on the same side of the rectangular groove (4) are fixedly connected through a horizontal first fixing rod (19).

6. The intelligent mathematics applied mathematics puzzle resolution display stand of claim 1, characterized in that: every two adjacent first electric telescopic rods (2) are fixedly connected through a horizontal first fixing rod (20), and four second fixing rods (20) are distributed in a rectangular shape.