CN216435255U - Circulating question device of taking out is used in english examination - Google Patents

Abstract

The utility model discloses a circulating question drawing device for English examination, which comprises a base plate, wherein a support frame is fixed on the base plate, a tray is fixed on the side edge of the support frame, the tray is arranged below a fixed box, the fixed box is fixed on the support frame, a motor is fixed on the support frame, a second rotating shaft is connected to a bearing on the support frame, the other end of the second rotating shaft is connected to the fixed box through a bearing, and a number ball is arranged in the fixed box; further comprising: and the first rotating shaft is fixed at the tail end of the output shaft of the motor, and a first rotating shaft bearing is connected to the fixed box. This english examination is with circulating take out topic device adopts rabbling mechanism to realize the stirring effect to the number ball to guarantee that every number ball is the same by the probability of extraction, and then guarantee to take out the public justice of topic, avoid the emergence of cheating phenomenon, the automatic mechanism of playing the ball of cooperation linkage can realize automatic volleyball effect, and is convenient simple, and the number ball that corresponds can used repeatedly, avoids extravagant.

Description

Circulating question device of taking out is used in english examination

Technical Field

The utility model relates to an english apparatus technical field specifically is english examination is with circulating examination question device of taking out.

Background

English is an international universal language, in the teaching process at the present stage, English is one of indispensable disciplines, in order to check the English level of students, English tests are often organized in schools, for example, English knowledge competitions are one of English knowledge competitions, in order to ensure the fairness and justice of competitions, competition questions need to be extracted, and therefore cheating is effectively avoided;

the current english examination questions draw-out device mainly adopts sealed box structure, places relevant examination questions in the box so that extract, and this kind of mode is when extracting, is difficult to carry out real-time observation to be difficult to avoid the emergence of cheating phenomenon, and because the examination questions are placed and are appeared piling up the phenomenon in the seal box, and then the examination questions that lead to the bottom are difficult to by the extraction scheduling problem, so need design an english test with drawing questions device in order to satisfy actual demand to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circulating question device of taking out for english examination to provide in solving above-mentioned background art and take out the problem inconvenient by the problem of extraction of the question in-process easy cheating phenomenon and box bottom of existing.

In order to achieve the above object, the utility model provides a following technical scheme: the circulating question drawing device for the English examination comprises a bottom plate, wherein a support frame is fixed on the bottom plate, a tray is fixed on the side edge of the support frame, the tray is arranged below a fixed box, the fixed box is fixed on the support frame, a motor is fixed on the support frame, a second rotating shaft is connected to a bearing on the support frame, the other end of the second rotating shaft is connected to the fixed box through a bearing, and a number ball is arranged in the fixed box;

further comprising:

the first rotating shaft is fixed at the tail end of the output shaft of the motor, a first rotating shaft bearing is connected to the fixed box, a cross rod is fixed on the first rotating shaft, and the cross rod is arranged in the fixed box;

the connecting pipeline is connected with the fixed box, the connecting pipeline is connected with the placing groove, the connecting pipeline is connected with a movable plate in a sliding mode, and magnets are fixed on the movable plate and the connecting pipeline;

and the baffle is connected to the fixed box in a sliding manner to realize a blocking effect.

Preferably, still be fixed with the action wheel on the first rotation axis, and the action wheel setting is in fixed case outside, and above-mentioned mechanism is power transmission mechanism, provides the effort for the rotation of first rotation axis and action wheel under the effect of motor, and then provides basic guarantee for the operation of whole device.

Preferably, still be fixed with the stirring board on the horizontal pole, and the centre of a circle of stirring board about first rotation axis is for waiting angular distribution to the stirring board slides with fixed incasement wall in the mutual contact, constitutes rabbling mechanism through above-mentioned mechanism, can drive the horizontal pole and rotate with the stirring board under the effect of first rotation axis, and the effect through the stirring board can be realized the stirring to the number ball, and then guarantees that the probability of examination questions by the extraction is the same, avoids cheating the phenomenon to take place.

Preferably, a driven wheel and a convex shaft are further arranged on the second rotating shaft;

the driven wheel is fixed on the second rotating shaft and is mutually connected with the driving wheel through a transmission belt to realize transmission;

the protruding shaft is fixed on the driven wheel, when the driving wheel rotates, the driving wheel can be synchronously driven to rotate through the transmission belt, and then the protruding shaft is driven to rotate, so that a foundation guarantee is provided for automatic ball discharging.

Preferably, still be provided with the connecting rod on the baffle, and connecting rod sliding connection is on fixed case to the connecting rod slides with protruding axle mutual contact, when the protruding axle rotates, through the contact sliding effect between connecting rod and the protruding axle, can drive connecting rod and baffle removal, thereby conveniently opens fixed case lower extreme opening, and then makes things convenient for the number ball to discharge, and only discharges one piece of number ball at every turn.

Preferably, a spring is further fixed on the baffle, the other end of the spring is fixed on the fixed box, the baffle passes through an elastic mechanism formed between the spring and the fixed box, a reset mechanism is formed through the mechanism, and after the baffle moves, the baffle can be automatically reset through the action of the spring, so that the blocking effect on the number ball is realized.

Compared with the prior art, the beneficial effects of the utility model are that: this english examination is with circulating question device of taking out adopts rabbling mechanism to realize the stirring effect to the number ball to guarantee that every number ball is the same by the probability of extraction, and then guarantee to take out the public justice of question, avoid the emergence of cheating phenomenon, the automatic mechanism of playing the ball of cooperation linkage can realize automatic volleyball effect, and is convenient simple, and the number ball that corresponds can used repeatedly, avoids extravagant, and its concrete content is as follows:

1. the circulating question extraction device for the English examination is provided with the stirring plate, when questions are extracted, the motor drives the first rotating shaft to rotate, the transverse rod and the stirring plate are further driven to rotate, and the stirring effect on the number balls can be realized through the action of the stirring plate, so that the same discharge probability of each number ball is ensured, and the cheating phenomenon is effectively avoided;

2. this english examination is with circulating examination question device of taking out is provided with the baffle, when carrying out the volleyball, through driving wheel and the transmission effect from the driving wheel, drives and rotates from driving wheel and protruding axle, and the contact sliding effect between cooperation and the connecting rod drives the baffle and removes to open fixed case lower extreme opening, and then make things convenient for the number ball to discharge, realize taking out the question effect.

Drawings

FIG. 1 is a schematic view of the front view structure of the bottom plate of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of the bottom plate of the present invention;

FIG. 4 is a schematic top view of the cross-sectional structure of the fixing box of the present invention;

FIG. 5 is a schematic side view of the cross-sectional structure of the connecting pipe according to the present invention;

fig. 6 is a side view of the second rotating shaft according to the present invention.

In the figure: 1. a base plate; 2. a support frame; 3. a tray; 4. a fixed box; 5. a motor; 6. a first rotating shaft; 601. a driving wheel; 7. a cross bar; 8. a stirring plate; 9. a number ball; 10. connecting a pipeline; 11. A placement groove; 12. a movable plate; 13. a magnet; 14. a second rotation shaft; 1401. a driven wheel; 1402. a protruding shaft; 15. a baffle plate; 1501. a connecting rod; 16. a spring.

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. 1-6, the present invention provides a technical solution: the circulating question drawing device for the English examination comprises a bottom plate 1, wherein a support frame 2 is fixed on the bottom plate 1, a tray 3 is fixed on the side edge of the support frame 2, the tray 3 is arranged below a fixed box 4, the fixed box 4 is fixed on the support frame 2, a motor 5 is fixed on the support frame 2, a second rotating shaft 14 is connected to the support frame 2 through a bearing, the other end of the second rotating shaft 14 is connected to the fixed box 4 through a bearing, and a number ball 9 is arranged in the fixed box 4;

further comprising:

the first rotating shaft 6 is fixed at the tail end of an output shaft of the motor 5, the first rotating shaft 6 is in bearing connection with the fixed box 4, a cross rod 7 is fixed on the first rotating shaft 6, and meanwhile, the cross rod 7 is arranged in the fixed box 4;

the connecting pipeline 10 is connected with the fixed box 4, the connecting pipeline 10 is connected with the placing groove 11, the connecting pipeline 10 is connected with a movable plate 12 in a sliding mode, and magnets 13 are fixed on the movable plate 12 and the connecting pipeline 10;

and the baffle 15 is connected on the fixed box 4 in a sliding way to realize the blocking effect.

A driving wheel 601 is fixed on the first rotating shaft 6, and the driving wheel 601 is arranged outside the fixed box 4

The cross rod 7 is also fixed with a stirring plate 8, the stirring plate 8 is distributed at equal angles relative to the circle center of the first rotating shaft 6, and the stirring plate 8 is in contact with the inner wall of the fixed box 4 to slide.

When extracting the examination question, through starter motor 5, drive first rotation axis 6 and rotate under motor 5's effect to drive horizontal pole 7 and stirring board 8 and rotate, the effect through stirring board 8 can realize the stirring effect to number ball 9, thereby effectively avoid the condition of cheating to take place.

A driving wheel 601 is further fixed on the first rotating shaft 6, and the driving wheel 601 is arranged outside the fixed box 4; the second rotating shaft 14 is also provided with a driven wheel 1401 and a convex shaft 1402; a driven wheel 1401 fixed on the second rotating shaft 14, and the driven wheel 1401 is connected with the driving wheel 601 through a transmission belt to realize transmission; a protruding shaft 1402 fixed to the driven wheel 1401; the baffle 15 is also provided with a connecting rod 1501, the connecting rod 1501 is connected to the fixed box 4 in a sliding manner, and the connecting rod 1501 and the convex shaft 1402 are in mutual contact and slide; a spring 16 is fixed on the baffle plate 15, the other end of the spring 16 is fixed on the fixed box 4, and the baffle plate 15 and the fixed box 4 form an elastic mechanism through the spring 16.

When the first rotating shaft 6 rotates, the driving wheel 601 is driven to rotate, the driven wheel 1401 and the second rotating shaft 14 are driven to rotate through the transmission action between the driving wheel 601 and the driven wheel 1401, when the driven wheel 1401 rotates, the convex shaft 1402 is driven to rotate, when the convex shaft 1402 is contacted with the connecting rod 1501, the connecting rod 1501 is driven to move through the sliding action between the convex shaft 1402 and the connecting rod 1501, so that the baffle plate 15 is driven to move, the lower end opening of the fixed box 4 is opened, the number ball 9 is conveniently discharged (when the baffle plate 15 moves to the limit position, the lower end opening of the fixed box 4 is completely opened, so that the number ball 9 is discharged, and further only one number ball 9 is discharged at each time), when the convex shaft 1402 is separated from the connecting rod 1501, the baffle plate 15 is restored to the original position under the action of the spring 16, so that the automatic closing action is realized, for the next question extraction.

The working principle is as follows: as shown in fig. 1-6, when using the circulation-type question extracting device for english examination, the device is firstly placed, at this time, the number balls 9 are in the fixed box 4 (the numbers on the number balls 9 are different, and each number corresponds to a different test question), when extracting the test questions, the motor 5 is started, the motor 5 drives the first rotating shaft 6, the cross bar 7 and the stirring plate 8 to rotate, the stirring effect on the number balls 9 is realized through the stirring plate 8, thereby effectively avoiding cheating, and the driven wheel 1401 and the convex shaft 1402 rotate by matching the transmission effect between the driving wheel 601 and the driven wheel 1401, when the convex shaft 1402 and the connecting rod 1501 slide in contact, the baffle 15 is driven to move, so that the opening at the lower end of the fixed box 4 is opened, the number balls 9 are conveniently discharged, when the convex shaft 1402 and the connecting rod 1501 are separated, the baffle 15 is restored to the original position by the action of the spring 16, thereby realizing the automatic closing function so as to be convenient for drawing questions next time; discharged ball number 9 drops and collects in tray 3, so that take, and correspond corresponding examination questions according to the serial number, put into standing groove 11 after use through discharged ball number 9 and collect, after ball number 9 has arranged in fixed box 4, through pulling fly leaf 12, thereby make the separation of magnetite 13, make things convenient for ball number 9 in the standing groove 11 to pass through connecting tube 10 reentrant fixed box 4 again, thereby realize cyclic utilization, this is the theory of operation of circulating examination questions device for this english examination.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (6)

1. The circulating question drawing device for the English examination comprises a bottom plate (1), wherein a support frame (2) is fixed on the bottom plate (1), a tray (3) is fixed on the side edge of the support frame (2), the tray (3) is arranged below a fixed box (4), the fixed box (4) is fixed on the support frame (2), a motor (5) is fixed on the support frame (2), a second rotating shaft (14) is in bearing connection with the support frame (2), the other end of the second rotating shaft (14) is in bearing connection with the fixed box (4), and a number ball (9) is arranged in the fixed box (4);

it is characterized by also comprising:

the first rotating shaft (6) is fixed at the tail end of an output shaft of the motor (5), the first rotating shaft (6) is in bearing connection with the fixed box (4), a cross rod (7) is fixed on the first rotating shaft (6), and meanwhile, the cross rod (7) is arranged in the fixed box (4);

the connecting pipeline (10) is connected with the fixed box (4), the connecting pipeline (10) is connected with the placing groove (11), the connecting pipeline (10) is connected with a movable plate (12) in a sliding mode, and magnets (13) are fixed on the movable plate (12) and the connecting pipeline (10);

and the baffle (15) is connected to the fixed box (4) in a sliding manner to realize a blocking effect.

2. The circulating question extracting device for english examination of claim 1, characterized in that: the first rotating shaft (6) is further fixed with a driving wheel (601), and the driving wheel (601) is arranged on the outer side of the fixed box (4).

3. The circulating question extracting device for english examination of claim 1, characterized in that: the transverse rod (7) is further fixedly provided with a stirring plate (8), the stirring plate (8) is distributed in an equal angle mode about the circle center of the first rotating shaft (6), and the stirring plate (8) is in contact with the inner wall of the fixed box (4) to slide.

4. The circulating question extracting device for english examination of claim 1, characterized in that: a driven wheel (1401) and a convex shaft (1402) are further arranged on the second rotating shaft (14);

the driven wheel (1401) is fixed on the second rotating shaft (14), and the driven wheel (1401) is mutually connected with the driving wheel (601) through a transmission belt to realize transmission;

and a protruding shaft (1402) fixed to the driven wheel (1401).

5. The circulating question extracting device for english examination of claim 1, characterized in that: the baffle (15) is further provided with a connecting rod (1501), the connecting rod (1501) is connected to the fixed box (4) in a sliding mode, and the connecting rod (1501) and the protruding shaft (1402) are in contact with each other to slide.

6. The circulating question extracting device for english examination of claim 1, characterized in that: the baffle (15) is further fixed with a spring (16), the other end of the spring (16) is fixed on the fixed box (4), and the baffle (15) and the fixed box (4) form an elastic mechanism through the spring (16).

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