CN210271387U

CN210271387U - Teaching test device for information management

Info

Publication number: CN210271387U
Application number: CN201821968502.3U
Authority: CN
Inventors: 宋俊辉
Original assignee: Xinyang Normal University
Current assignee: Xinyang Normal University
Priority date: 2018-11-19
Filing date: 2018-11-19
Publication date: 2020-04-07
Anticipated expiration: 2028-11-19

Abstract

The utility model discloses a teaching test device for information management, which comprises a support rod and a fixed block, wherein the upper surface of the fixed block is provided with a through hole, the inside of the fixed block is provided with two symmetrically distributed cavities, the inner side wall of each cavity is rotatably connected with a rotating rod, through the matching use of the supporting rod, the fixed block, the through hole, the cavity, the rotating rod, the rotating block, the clamping plate, the strip-shaped groove, the driving device and the clamping device, the clamping device is slid, the height of the clamping device on the supporting rod is adjusted, the coin is placed in the through hole, the plane of the coin is attached to the driving device, when the information quantity test needs to be carried out, the driving device is pressed to separate from the through hole, the coin freely falls to move due to the gravity of the coin, and the coin is thrown for times, and then the information content of the probability shape of the positive and negative of the coin of operation department, this utility model can deepen the application of formula and increase the interest in the classroom.

Description

Teaching test device for information management

Technical Field

The utility model relates to an information management teaching aid technical field specifically is a teaching test device for information management.

Background

Teaching aid can only be used to the strange general meeting of giving lessons at information management, for example the problem of information content, the information content to the subject through the form of experiment is accumulated, for example calculate the orientation of positive and negative when the coin drops in the classroom, the student will equal highly throw the positive and negative condition of coin, carry out probabilistic calculation through the formula of information content and obtain the information content, and current teaching aid does not have the teaching test device of giving lessons to this kind, for this special teaching test device who is used for information management.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching test device for information management 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 test device for information management, includes bracing piece and fixed block, the through-hole has been seted up to the upper surface of fixed block, two symmetric distribution's cavity has been seted up to the inside of fixed block, the inside wall of cavity rotates and is connected with the bull stick, the lateral wall fixedly connected with commentaries on classics piece of bull stick, the lower extreme of commentaries on classics piece articulates there is the cardboard, the bar spout has been seted up between cavity and the through-hole, the lateral wall and the bar spout looks sliding connection of cardboard, the upper end of commentaries on classics piece articulates there is drive arrangement, the lateral wall sliding connection of bracing piece has latch fitting, latch fitting's lateral wall and.

The driving device comprises a push rod hinged to the upper end of the rotating rod, a sliding hole is formed in the inner side wall of the cavity, the inner side wall of the sliding hole is connected with the push rod in a sliding mode, a clamping block is fixedly connected to the outer side wall of the push rod, a first spring is fixedly connected between the clamping block and the inner side wall of the cavity, and the outer side wall of the push rod penetrates through the sliding hole and extends to the outside.

The clamping device comprises a lantern ring which is connected with the outer side wall of the supporting rod in a sliding way, the front surface of the supporting rod is fixedly connected with a strip-shaped clamping block, the inner side wall of the lantern ring is provided with a strip-shaped groove, the outer side wall of the strip-shaped fixture block is connected with the strip-shaped chute in a sliding way, the front surface of the lantern ring is provided with an L-shaped sliding chute, the inner side end of the L-shaped sliding chute is communicated with the strip-shaped groove, the inner side wall of the L-shaped sliding chute is provided with a limit groove, the inner side wall of the L-shaped sliding chute is connected with a sliding rod in a sliding way, the outer side wall of the slide bar is fixedly connected with a bayonet lock, the outer side wall of the slide bar is connected with a limiting block in a sliding way, the outer side wall of the limiting block is connected with a limiting groove in a sliding way, and a second spring is fixedly connected between the limiting block and the clamping pin, jacks which are uniformly distributed are formed in the front surface of the strip-shaped clamping block, and the outer side wall of the sliding rod is inserted in the jacks.

Furthermore, the front surface of the supporting rod is provided with scale marks corresponding to the jacks.

Further, the lower surface of the supporting rod is fixedly connected with a supporting seat.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a teaching test device for information management, through the bracing piece, the fixed block, the through-hole, the cavity, the bull stick, the cardboard, the bar recess, drive arrangement and latch device's cooperation is used, slip latch device, the height of adjustment latch device on the bracing piece, place the coin in the through-hole, make the plane and the drive arrangement laminating of coin, when needing to carry out the test of information volume, press down drive arrangement, make drive arrangement break away from the through-hole, the coin is because of the gravity free fall motion of self, through the number of times of throwing the coin, and then the information volume of the probability shape of operation department coin positive and negative, this utility model discloses can deepen the application of formula and increase the interest in classroom.

Drawings

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

Fig. 2 is a schematic view of the driving device of the present invention.

Fig. 3 is a schematic view of the clamping device of the present invention.

In the figure: the device comprises a support rod 1, a fixing block 2, a through hole 3, a cavity 4, a rotating rod 5, a rotating block 6, a clamping plate 7, a strip-shaped sliding groove 8, a driving device 9, a clamping device 10, a push rod 11, a sliding hole 12, a first spring 13, a sleeve ring 14, a strip-shaped clamping block 15, a strip-shaped groove 16, a strip-shaped sliding groove 17L-shaped sliding groove 18, a limiting groove 19, a sliding rod 20, a clamping pin 21, a limiting block 22, a second spring 23, a jack 24, a scale mark 25, a supporting seat 25 and a clamping.

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 test device for information management comprises a supporting rod 1 and a fixed block 2, wherein the upper surface of the fixed block 2 is provided with a through hole 3, the inside of the fixed block 2 is provided with two symmetrically distributed cavities 4, the inner side wall of each cavity 4 is rotatably connected with a rotating rod 5, the outer side wall of each rotating rod 5 is fixedly connected with a rotating block 6, the lower end of each rotating block 6 is hinged with a clamping plate 7, a strip-shaped chute 8 is arranged between each cavity 4 and the through hole 3, the outer side wall of each clamping plate 7 is slidably connected with the strip-shaped chute 8, the upper end of each rotating block 6 is hinged with a driving device 9, the outer side wall of the supporting rod 1 is slidably connected with a clamping device 10, the outer side wall of each clamping device 10 is fixedly connected with the fixed block 2, coins are placed in the through holes 3, the outer diameter of each through hole 3 is larger than that of each, when the coin needs to be thrown, the clamping device 10 is slid to a certain position of the supporting rod 1, then the clamping device 10 is clamped, and the position of the fixing block 2 is fixed.

Pressing drive arrangement 9, changeing piece 6 and using bull stick 5 to rotate as the centre of a circle, making cardboard 7 slide in bar spout 8, insert in 3 in the through-hole two cardboard 7 edges of one side break away from through-hole 3 and enter into bar spout 8 in, the coin breaks away from cardboard 7 and carries out the free fall motion, reachs the condition of coin positive and negative, then calculates through the formula of information volume and reachs the result.

Drive arrangement 9 includes 5 upper end articulated push rod 11 of bull stick, slide opening 12 has been seted up to cavity 4's inside wall, slide opening 12's inside wall and 11 looks sliding connection of push rod, push rod 11's lateral wall fixedly connected with fixture block 26, the first spring 13 of fixedly connected with between fixture block 26 and cavity 4's the inside wall, push rod 11's lateral wall runs through slide opening 12 and extends to the outside, press drive arrangement 9, make push rod 11 slide in slide opening 12, first spring 13 extension, push rod 11 promotes the turning block 6 and rotates, make 6 lower extreme articulated cardboard 7 of turning block slide 8 in the bar spout, the edge of cardboard 7 breaks away from in through-hole 3 enters into bar spout 8, and then realize dropping of coin.

The clamping device 10 comprises a sleeve ring 14 connected with the outer side wall of a support rod 1 in a sliding manner, a strip-shaped fixture block 15 is fixedly connected with the front surface of the support rod 1, a strip-shaped groove 16 is formed in the inner side wall of the sleeve ring 14, the outer side wall of the strip-shaped fixture block 15 is connected with the strip-shaped chute 16 in a sliding manner, an L-shaped chute 17 is formed in the front surface of the sleeve ring 14, the inner side end of the L-shaped chute 17 is communicated with the strip-shaped groove 16, a limiting groove 18 is formed in the inner side wall of the L-shaped chute 17, a sliding rod 19 is connected with the inner side wall of the L-shaped chute 17 in a sliding manner, a clamping pin 20 is fixedly connected with the outer side wall of the sliding rod 19, a limiting block 21 is connected with the limiting groove 18 in a sliding manner, a second spring 22 is fixedly, the bar-shaped fixture block 15 limits the rotation of the lantern ring 14, when the lantern ring 14 is slid, the sliding rod 19 is pulled, the second spring 22 is contracted, the distance between the bayonet 20 and the limiting block 21 is reduced, the sliding rod 19 is separated from the jack 23, then the sliding rod 19 slides in the L-shaped sliding groove 17, the limiting block 21 slides in the limiting groove 18 until the rear end of the sliding rod 19 is clamped with the L-shaped sliding groove 17, at the moment, the second spring 22 is in a contracted state, after the position of the lantern ring 14 on the supporting rod 1 is determined, the sliding rod 19 slides, the sliding rod 19 is inserted into the jack 23 due to the elastic force of the second spring 22, the position of the lantern ring 14 is fixed, and further the height.

The front surface of the supporting rod 1 is provided with scale marks 24 corresponding to the jacks 23, so that the height of the coin can be conveniently confirmed.

The lower surface of the supporting rod 1 is fixedly connected with a supporting seat 25 which plays a supporting role for the supporting rod 1.

The working principle is as follows: when a coin needs to be thrown, the sliding sleeve ring 14 is slid, the sliding rod 19 is pulled, the second spring 22 is contracted, the distance between the bayonet 20 and the limiting block 21 is reduced, the sliding rod 19 is separated from the jack 23, then the sliding rod 19 is slid, the sliding rod 19 slides in the L-shaped sliding groove 17, the limiting block 21 slides in the limiting groove 18 until the rear end of the sliding rod 19 is clamped with the L-shaped sliding groove 17, the second spring 22 is in a contracted state at the moment, the sleeve ring 14 is positioned in the supporting rod 1, the sliding rod 19 is slid, the sliding rod 19 is inserted into the jack 23 due to the elastic force of the second spring 22, the position of the sleeve ring 14 is fixed, the height of the coin is further adjusted, the driving device 9 is pressed, the push rod 11 slides in the sliding hole 12, the first spring 13 is extended, the push rod 11 pushes the rotary block 6 to rotate, the clamping plate 7 hinged to the lower end of the rotary, make cardboard 7 slide in bar spout 8, insert in 3 interior two cardboard 7 edges of one side of through-hole and break away from through-hole 3 and enter into bar spout 8, the coin breaks away from cardboard 7 and carries out the free fall motion, reachs the condition of coin positive and negative, then calculates through the formula of information volume and reachs the result.

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

1. The utility model provides a teaching test device for information management which characterized in that: including bracing piece and fixed block, the through-hole has been seted up to the upper surface of fixed block, the cavity of two symmetric distributions is seted up to the inside of fixed block, the inside wall of cavity rotates and is connected with the bull stick, the lateral wall fixedly connected with commentaries on classics piece of bull stick, the lower extreme of commentaries on classics piece articulates there is the cardboard, the bar spout has been seted up between cavity and the through-hole, the lateral wall and the bar spout looks sliding connection of cardboard, the upper end of commentaries on classics piece articulates there is drive arrangement, the lateral wall sliding connection of bracing piece has latch device, latch device's lateral wall and fixed block looks.

2. A teaching test device for information management according to claim 1, characterized in that: the driving device comprises a push rod hinged to the upper end of the rotating rod, a sliding hole is formed in the inner side wall of the cavity, the inner side wall of the sliding hole is connected with the push rod in a sliding mode, a clamping block is fixedly connected to the outer side wall of the push rod, a first spring is fixedly connected between the clamping block and the inner side wall of the cavity, and the outer side wall of the push rod penetrates through the sliding hole and extends to the outside.

3. A teaching test device for information management according to claim 1, characterized in that: the clamping device comprises a lantern ring which is connected with the outer side wall of the supporting rod in a sliding way, the front surface of the supporting rod is fixedly connected with a strip-shaped clamping block, the inner side wall of the lantern ring is provided with a strip-shaped groove, the outer side wall of the strip-shaped fixture block is connected with the strip-shaped chute in a sliding way, the front surface of the lantern ring is provided with an L-shaped sliding chute, the inner side end of the L-shaped sliding chute is communicated with the strip-shaped groove, the inner side wall of the L-shaped sliding chute is provided with a limit groove, the inner side wall of the L-shaped sliding chute is connected with a sliding rod in a sliding way, the outer side wall of the slide bar is fixedly connected with a bayonet lock, the outer side wall of the slide bar is connected with a limiting block in a sliding way, the outer side wall of the limiting block is connected with a limiting groove in a sliding way, and a second spring is fixedly connected between the limiting block and the clamping pin, jacks which are uniformly distributed are formed in the front surface of the strip-shaped clamping block, and the outer side wall of the sliding rod is inserted in the jacks.

4. A teaching test device for information management according to claim 1, characterized in that: the front surface of the supporting rod is provided with scale marks corresponding to the jacks.

5. A teaching test device for information management according to claim 1, characterized in that: the lower surface of the supporting rod is fixedly connected with a supporting seat.