CN113116052A

CN113116052A - Computer-aided teaching device

Info

Publication number: CN113116052A
Application number: CN202110503602.9A
Authority: CN
Inventors: 张沛朋; 高占龙; 成艳真; 刘书伦; 李晓静
Original assignee: Jiyuan Vocational and Technical College
Current assignee: Jiyuan Vocational and Technical College
Priority date: 2021-05-10
Filing date: 2021-05-10
Publication date: 2021-07-16
Anticipated expiration: 2041-05-10
Also published as: CN113116052B

Abstract

The invention provides a computer-aided teaching device, which comprises a table body, wherein the bottom of the table body is provided with a telescopic universal wheel, the top of the table body is provided with a door body, the table body is internally provided with a lifting device and a supporting plate, the lifting device comprises a first driving motor and a rotating shaft connected with the first driving motor, the first driving motor and the rotating shaft are respectively connected with the table body, the supporting plate is provided with a guide block, the inner side wall of the table body is provided with a guide groove extending vertically, and the supporting plate is connected with the rotating shaft through a suspension wire; be provided with crank rocker mechanism in the backup pad, crank rocker mechanism's crank and rocker deviate from the one end of connecting rod and articulated with the backup pad, articulate hinged end is connected with second driving motor, offer in the backup pad and supply crank pivoted to dodge the groove, be provided with the computer installation department on the rocker, the computer is placed in the computer installation department, the computer-aided teaching device of solving among the prior art is not convenient for remove, computer display screen exposes outside easily damaged and the problem of unable angle regulation.

Description

Computer-aided teaching device

Technical Field

The invention belongs to the technical field of computer teaching equipment, and particularly provides a computer-aided teaching device.

Background

With the development of society and the advancement of science and technology, computer-aided teaching is a common device for modern teaching, has become an important application in the field of education, and is gradually becoming an indispensable teaching means.

Most of the existing computer-aided teaching devices are fixedly arranged, are not convenient to move, and meanwhile, a computer display screen is exposed outside and is easy to damage due to external force collision, and the angle of the computer display screen cannot be adjusted, so that the use experience of teachers is influenced.

Accordingly, there is a need in the art for a computer-assisted instruction apparatus that addresses the above-mentioned problems.

Disclosure of Invention

The invention provides a computer-aided teaching device, which solves the problems that the computer-aided teaching device in the prior art is inconvenient to move, a computer display screen is exposed outside and is easy to damage, and the angle cannot be adjusted.

The technical scheme of the invention is realized as follows: a computer-assisted teaching device comprises a cuboid table body, wherein universal wheels capable of extending out and retracting are arranged at the bottom of the table body, an opening is formed in the top of the table body, a door body is installed at the opening, a lifting device and a supporting plate are arranged in the table body, the lifting device comprises a first driving motor and a rotating shaft connected with the first driving motor, the rotating shaft is horizontally arranged, one end, deviating from each other, of the first driving motor and one end, deviating from each other, of the rotating shaft are respectively connected with the inner side wall of the table body, a guide block is arranged between the supporting plate and the inner side wall of the table body, the guide block is fixedly connected with the supporting plate, a guide groove matched with the guide block is formed in the inner side wall of the table body, the guide groove extends in the vertical direction, and the supporting plate is connected with the rotating shaft through; the crank rocker mechanism is arranged on the supporting plate and comprises a crank, a connecting rod and a rocker which are sequentially connected, the crank and the rocker deviate from one end of the connecting rod, the supporting plate is hinged to the crank, the hinged end of the crank is connected with the second driving motor, a groove for avoiding the crank to rotate is formed in the supporting plate, a computer installation portion is arranged on the rocker, and a computer is placed in the computer installation portion.

The technical effect of the scheme is as follows: by arranging the lifting device, when the computer is needed to be used, the door body can be opened, the lifting device is controlled to lift the supporting plate upwards, so that the computer on the supporting plate is lifted above the table body for teaching; after the desk is used, the desk falls into the desk body, the door body is closed, and the phenomena that dust falls into the computer or the computer is exposed outside and is easy to collide and damage and the like are prevented; meanwhile, the angle of the rocker relative to the supporting plate can be adjusted by controlling the crank-rocker mechanism, namely the angle of the computer can be adjusted, so that a teacher can adjust the angle of the computer according to the requirement of the teacher during teaching, and the use experience is improved; and the bottom of the table body sets up the telescopic universal wheel, realizes removing and steadily placing the computer, improves the flexibility of this device.

In the preferred technical scheme of above-mentioned computer-assisted instruction device, the computer installation department includes first mounting panel and second mounting panel, be provided with an inserted bar that extends along the horizontal direction at least on the rocker, the inserted bar perpendicular to the rocker and with rocker fixed connection, first mounting panel with the second mounting panel is located through inserting the inserted bar distribute in the rocker both sides, first mounting panel with one side that the second mounting panel deviates from each other is connected with first backstop strip respectively, first mounting panel with be provided with adjusting device between the second mounting panel, adjusting device can adjust distance between first mounting panel and the second mounting panel makes first mounting panel and second mounting panel press from both sides through first backstop strip and establish the computer.

The technical effect of the scheme is as follows: by arranging the adjusting device, the first mounting plate and the second mounting plate can move along the inserted rod to adjust the distance between the first stop bars of the first mounting plate and the second mounting plate, so that the computer mounting part can adapt to the mounting of computers with different sizes, and the applicability of the device is improved; meanwhile, the computer is convenient to mount and dismount, and the computer is convenient to maintain.

In the preferred technical scheme of above-mentioned computer-assisted instruction device, adjusting device including the symmetric distribution in the first regulation pole and the second regulation pole of rocker both sides and with rocker fixed connection's screw rod, the screw rod is followed the extending direction of rocker is laid, just threaded connection has the nut on the screw rod, the one end of first regulation pole with the top of first mounting panel is articulated, the other end articulates there is the lantern ring, the one end of second regulation pole with the second mounting panel top is articulated, the other end with the lantern ring is articulated, the lantern ring cover is located the screw rod outside and with nut sliding connection follows the screw rod is twisted soon the nut, the nut passes through the lantern ring drive first regulation pole with the pulling of second regulation pole first mounting panel with the second mounting panel is close to each other or keeps away from each other.

The technical effect of the scheme is as follows: the nut is screwed upwards along the screw rod, the nut can drive the end parts of the first adjusting rod and the second adjusting rod to move upwards through the lantern ring, the included angle between the two adjusting rods and the rocker is gradually reduced, and the other ends of the first adjusting rod and the second adjusting rod respectively drive the first mounting plate and the second mounting plate to move towards the direction close to each other along the inserted bar, so that the distance between the two first stop strips is shortened; through selecting the nut downwards along the screw rod, the nut drives the tip that first regulation pole second was adjusted the pole and moves down and the contained angle between two regulation poles and the rocker crescent through the lantern ring, the other end of first regulation pole and second regulation pole drives first mounting panel and second mounting panel respectively and moves to keeping away from each other direction along the inserted bar, thereby realize increasing the distance between two first backstop strips, adjustment convenient and fast and can make first mounting panel and second mounting panel keep in current state after the adjustment is accomplished, guarantee the steadiness of computer installation.

In the preferred technical scheme of above-mentioned computer-assisted instruction device, first mounting panel with the bottom of second mounting panel is provided with the second backstop strip respectively, the end-to-end connection of screw rod has the base, be provided with the microphone on the base, the microphone pass through the flexible rod with the base is connected.

The technical effect of the scheme is as follows: the bottom of the computer can be placed on the second stop bar by arranging the second stop bar, and the second stop bar supports the computer, so that the stability of the computer is further ensured; the setting of base can block the nut and unscrew carelessly, can guarantee the stability of microphone again, and the setting of flexible pole makes the position of microphone to adjust at will, improves the flexibility of microphone.

In the preferred technical scheme of the computer-assisted instruction device, the guide block is arranged on one pair of opposite side walls of the support plate, the top of the guide groove is provided with a guide pulley, the top of the rotating shaft and the top of the guide pulley are positioned on the same horizontal plane, one end of the suspension wire is connected with the guide block, and the other end of the suspension wire is connected with the rotating shaft after being guided by the guide pulley.

The technical effect of the scheme is as follows: through setting up guide pulley and suspension wire like this, make the atress of backup pad the same with its direction of motion, avoid taking place great friction between guide block and the guide way, guaranteed the stability when suspension wire promotes and falls the backup pad.

In the preferred technical scheme of the computer-assisted instruction device, the door body comprises a first door body and a second door body, the first door body and the second door body are respectively connected with the table body in a sliding manner, and handles are arranged at positions, close to each other, of the upper end surfaces of the first door body and the second door body.

The technical effect of the scheme is as follows: the door body is arranged to be in sliding connection with the table body, so that the occupied area of the door body is reduced, and the phenomenon that teaching sight lines are blocked when the door body is opened is avoided; the handle is arranged to facilitate opening and closing of the first door body and the second door body through the handle.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a table body of a computer-assisted instruction apparatus of the present invention;

FIG. 2 is a schematic view of a support plate and a lifting device of the computer-assisted instruction apparatus of the present invention;

FIG. 3 is a schematic diagram of the internal structure of a desk body of a computer-assisted instruction device according to the present invention;

FIG. 4 is a schematic view of a support plate and crank rocker configuration of a computer-assisted instruction device of the present invention;

FIG. 5 is a schematic view of a computer mounting portion of a computer-assisted instruction device of the present invention.

List of reference numerals: 1. a table body; 11. a universal wheel; 12. a first door body; 13. a second door body; 131. a handle; 14. a guide groove; 141. a guide pulley; 2. a support plate; 21. a guide block; 22. an avoidance groove; 3. a rotating shaft; 31. hanging wires; 41. a crank; 42. a connecting rod; 43. a rocker; 5. a computer mounting section; 51. a first mounting plate; 52. a second mounting plate; 53. inserting a rod; 54. a first stopper bar; 55. a second stopper bar; 61. a first adjusting lever; 62. a second adjusting lever; 63. a screw; 64. a nut; 65. a base; 651. a microphone; 652. a flexible rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The invention relates to a specific embodiment of a computer-aided teaching device, which comprises the following steps: as shown in fig. 1, a computer-assisted instruction device is including the table body 1 that is the cuboid, and the bottom of the table body 1 is provided with universal wheel 11, and universal wheel 11 passes through hydraulic telescoping rod and is connected with the table body 1, and the holding tank that holds universal wheel 11 is seted up to the bottom of the table body 1, and under hydraulic telescoping rod's drive, universal wheel 11 can stretch out and retract in the holding tank to realize the removal and the fixing of the table body 1. The opening has been seted up at the top of the table body 1, and the door body is installed to the opening part, and the door body includes first door body 12 and second door body 13, first door body 12 and second door body 13 respectively with table body 1 sliding connection, and the up end of first door body 12 and second door body 13 is close to position each other and is provided with handle 131 to make first door body 12 and second door body 13 can open, close to direction each other to keeping away from direction each other through handle 131.

As shown in fig. 2 and 3, a lifting device and a supporting plate 2 are arranged in the table body 1, the lifting device includes a first driving motor (not shown in the figure) and a rotating shaft 3 connected with the first driving motor, the rotating shaft 3 is horizontally arranged, and ends of the first driving motor and the rotating shaft 3, which are deviated from each other, are respectively connected with an inner side wall of the table body 1. Two guide blocks 21 are respectively arranged on two side walls of the support plate 2 perpendicular to the rotating shaft 3, and the guide blocks 21 are fixedly connected with the support plate 2. The inside wall of the table body 1 is provided with a guide groove 14 matched with the guide block 21, and the guide groove 14 extends along the vertical direction. The top of the guide groove 14 is provided with a guide pulley 141, the top of the rotating shaft 3 and the top of the guide pulley 141 are located on the same horizontal plane, one end of the suspension wire 31 is connected with the guide block 21, and the other end is connected with the rotating shaft 3 after being guided by the guide pulley 141. Wherein the two guide pulleys 141 located on the same inner sidewall have different vertical distances from the inner sidewall to prevent friction and twisting between the suspension wires 31.

The rotating shaft 3 is driven to rotate by controlling the first driving motor, the hanging wire 31 is wound up by the rotating shaft 3, and the supporting plate 2 is lifted upwards under the action of the guide block 21 and the guide groove 14; when the supporting plate 2 is put down, the rotating shaft 3 is rotated in the opposite direction.

As shown in fig. 4, a crank and rocker mechanism is disposed on the support plate 2, the crank and rocker mechanism includes a crank 41, a connecting rod 42 and a rocker 43, which are connected in sequence, one end of the crank 41 and one end of the rocker 43, which are away from the connecting rod 42, are hinged to the support plate 2, respectively, and the hinged end of the crank 41 is connected to a second driving motor (not shown in the figure). An avoiding groove 22 for the crank 41 to rotate is formed in the supporting plate 2, a computer mounting part 5 is arranged on the rocker 43, and the computer is placed on the computer mounting part 5.

Drive crank 41 and rotate around the hinged end through controlling second driving motor, can adjust the angle of rocker 43 relative backup pad 2, realize the adjustment to the computer angle promptly, the teacher is favorable to the teacher to adjust the angle of computer according to self demand during the teaching, improves and uses experience.

As shown in fig. 5, the computer installation part 5 includes a first installation plate 51 and a second installation plate 52, two insertion rods 53 extending along the horizontal direction are disposed on the rocker 43, the insertion rods 53 are perpendicular to the rocker 43 and are fixedly connected with the rocker 43, and slots are disposed on the first installation plate 51 and the second installation plate 52, inserted into the insertion rods 53 through the slots, and distributed on two sides of the rocker 43. The first mounting plate 51 and the second mounting plate 52 are respectively connected with a first stop strip 54 for clamping a computer at the side away from each other, and the second stop strips 55 are respectively arranged at the bottom of the first mounting plate 51 and the second mounting plate 52 and can support the bottom of the computer. An adjusting device is arranged between the first mounting plate 51 and the second mounting plate 52.

Referring again to fig. 4 and 5, the adjusting device includes a first adjusting lever 61 and a second adjusting lever 62 symmetrically disposed on both sides of the rocker 43, and a screw 63 fixedly connected to the rocker 43. The screw 63 is laid along the extending direction of the rocker 43, the screw 63 is connected with the nut 64 through the threads, one end, deviating from the rocker 43, of the screw 63 is connected with the base 65, the nut 64 is prevented from being accidentally disengaged, the base 65 is provided with the microphone 651, and the microphone 651 is connected with the base 65 through the flexible rod 652. One end of the first adjusting rod 61 is hinged with the top of the first mounting plate 51, the other end is hinged with a sleeve ring, one end of the second adjusting rod 62 is hinged with the top of the second mounting plate 52, and the other end is hinged with the sleeve ring. The lantern ring is sleeved on the outer side of the screw rod 63 and is in sliding connection with the nut 64, specifically, an annular groove is formed in the periphery of the nut 64, a part of the lantern ring is sleeved on the outer side of the nut 64 and extends to form an annular convex edge matched with the annular groove, and the lantern ring is in sliding connection with the nut 64 through the matching of the annular convex edge and the annular groove.

By screwing the nut 64 upwards along the screw 63, the nut 64 can drive the ends of the first adjusting rod 61 and the second adjusting rod 62 to move upwards through the lantern ring, the included angle between the two adjusting rods and the rocker 43 is gradually reduced, and the other ends of the first adjusting rod 61 and the second adjusting rod 62 respectively drive the first mounting plate 51 and the second mounting plate 52 to move towards the directions close to each other along the inserting rod 53, so that the distance between the two first stop strips 54 is shortened; through selecting nut 64 downwards along screw 63, nut 64 drives the tip of first regulation pole 61 second regulation pole 62 through the lantern ring and moves downwards and the contained angle between two regulation poles and rocker 43 increases gradually, the other end of first regulation pole 61 and second regulation pole 62 drives first mounting panel 51 and second mounting panel 52 respectively and moves to the direction of keeping away from each other along inserted bar 53 to realize increasing the distance between two first backstop strips 54, with the installation that adapts to different size computers and make things convenient for the dismantlement maintenance of computer, and can make first mounting panel 51 and second mounting panel 52 keep current state after the adjustment is accomplished, guarantee the steadiness of computer installation.

The specific method of use of the computer-assisted instruction apparatus of the present invention is as follows: when the desk is used, the first door body 12 and the second door body 13 are opened by sliding towards two sides through the handle 131, the first driving motor is controlled to drive the rotating shaft 3 to rotate, the rotating shaft 3 rolls up the suspension wire 31, the suspension wire 31 lifts the supporting plate 2 upwards to lift the computer above the desk body 1, the second driving motor is controlled to drive the crank 41 to rotate, and the computer on the rocker 43 is adjusted to a proper inclination angle; when the computer is folded after use, the second driving motor is controlled to drive the crank 41 to rotate, the computer on the rocker 43 is adjusted to the minimum included angle with the support plate 2, the computer is conveniently stored and enters the table body 1, then the first driving motor is controlled to drive the rotating shaft 3 to rotate in the opposite direction, the rotating shaft 3 releases the suspension wire 31, the support plate 2 falls along the guide groove 14, the computer is stored into the table body 1, the first door body 12 and the second door body 13 are closed through the handle 131, and the computer is prevented from being damaged.

In the above embodiment, the universal wheel is connected with the bottom of the table body through the hydraulic telescopic rod, and in other embodiments, the universal wheel can also be connected with the bottom of the table body through the electric telescopic rod.

In other embodiments, the door body can be further arranged to include only one door body, the door body is pivotally connected with the table body, and the door body is opened and closed in a manner of rotating around the pivot shaft.

In the above embodiments, the lifting device includes the first driving motor and the rotating shaft, and the rotating shaft is connected with the supporting plate through the suspension wire.

In the above embodiments, two guide blocks are respectively disposed on two side walls of the support plate perpendicular to the rotation shaft, in other embodiments, the guide blocks may be disposed on the side walls around the support plate, and the guide grooves are correspondingly formed in the inner side walls of the table body.

In the above embodiments, the computer mounting portion includes the first mounting plate and the second mounting plate, the first mounting plate and the second mounting plate are inserted into the rocker through the insertion rod, and the adjusting device is disposed between the first mounting plate and the second mounting plate.

In the above embodiments, the adjusting device includes a first adjusting rod, a second adjusting rod and a screw, in other embodiments, the adjusting device may further include at least two springs, the springs are disposed between the first mounting plate and the second mounting plate, and two ends of the springs are respectively connected to the first mounting plate and the second mounting plate.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A computer-assisted teaching device is characterized by comprising a cuboid table body, universal wheels capable of extending out and retracting are arranged at the bottom of the table body, an opening is formed in the top of the table body, a door body is mounted at the opening, a lifting device and a supporting plate are arranged in the table body,

the lifting device comprises a first driving motor and a rotating shaft connected with the first driving motor, the rotating shaft is horizontally arranged, one end, away from each other, of the first driving motor and one end, away from each other, of the rotating shaft are respectively connected with the inner side wall of the table body, a guide block is arranged between the support plate and the inner side wall of the table body and fixedly connected with the support plate, a guide groove matched with the guide block is formed in the inner side wall of the table body and extends along the vertical direction, and the support plate is connected with the rotating shaft through a suspension wire;

the crank rocker mechanism is arranged on the supporting plate and comprises a crank, a connecting rod and a rocker which are sequentially connected, the crank and the rocker deviate from one end of the connecting rod, the supporting plate is hinged to the crank, the hinged end of the crank is connected with the second driving motor, a groove for avoiding the crank to rotate is formed in the supporting plate, a computer installation portion is arranged on the rocker, and a computer is placed in the computer installation portion.

2. The computer-assisted instruction device of claim 1, wherein the computer mounting portion comprises a first mounting plate and a second mounting plate, the rocker is provided with at least one insertion rod extending along a horizontal direction, the insertion rod is perpendicular to the rocker and is fixedly connected with the rocker, the first mounting plate and the second mounting plate are arranged on two sides of the rocker through insertion, one sides of the first mounting plate and the second mounting plate, which are away from each other, are respectively connected with a first stop strip, an adjusting device is arranged between the first mounting plate and the second mounting plate, and the adjusting device can adjust a distance between the first mounting plate and the second mounting plate to enable the first mounting plate and the second mounting plate to clamp the computer through the first stop strip.

3. The computer-assisted instruction device according to claim 2, wherein the adjusting device comprises a first adjusting rod and a second adjusting rod symmetrically distributed on both sides of the rocker and a screw rod fixedly connected with the rocker, the screw rod is arranged along the extending direction of the rocker, and the screw rod is in threaded connection with a nut, one end of the first adjusting rod is hinged with the top of the first mounting plate, the other end of the first adjusting rod is hinged with a lantern ring, one end of the second adjusting rod is hinged with the top of the second mounting plate, the other end of the second adjusting rod is hinged with the lantern ring, the lantern ring is sleeved outside the screw rod and is connected with the nut in a sliding way, the nut is screwed along the screw rod, the nut drives the first adjusting rod and the second adjusting rod to pull the first mounting plate and the second mounting plate to be close to or far away from each other through a lantern ring.

4. The computer-assisted instruction device according to claim 3, wherein the bottom of the first mounting plate and the bottom of the second mounting plate are respectively provided with a second stop strip, the end of the screw is connected with a base, the base is provided with a microphone, and the microphone is connected with the base through a flexible rod.

5. The computer-assisted instruction device according to claim 1 or 4, wherein the guide blocks are disposed on one pair of opposite side walls of the support plate, the top of the guide groove is provided with a guide pulley, the top of the rotation shaft and the top of the guide pulley are located on the same horizontal plane, one end of the suspension wire is connected with the guide blocks, and the other end of the suspension wire is connected with the rotation shaft after being guided by the guide pulleys.

6. The computer-assisted instruction device according to claim 1 or 4, wherein the door body comprises a first door body and a second door body, the first door body and the second door body are respectively connected with the table body in a sliding manner, and handles are arranged at positions, close to each other, of the upper end surfaces of the first door body and the second door body.