CN212009998U

CN212009998U - Multifunctional computer teaching device

Info

Publication number: CN212009998U
Application number: CN202021175964.7U
Authority: CN
Inventors: 邓成俊; 刘颖; 胡峻铭
Original assignee: Chongqing Electric Power College
Current assignee: Chongqing Electric Power College
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2020-11-24
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a multi-functional computer teaching device belongs to computer teaching technical field, a multi-functional computer teaching device, including multi-functional computer main part, the right side of multi-functional computer main part is pegged graft and is had rather than sliding connection's operation panel, the top interlude of operation panel has two lifters rather than sliding connection, the inside of operation panel is provided with the lifter plate, the top of lifter plate respectively with two lifter fixed connection, the top surface of operation panel is pegged graft and is had lead screw one. The utility model discloses a, hug closely the operation panel through clamping device with the paper and press from both sides fixedly, use the rotatory lead screw of rotating device one after that, lead screw one rotates the camera that can the control slide bottom and the height of paper, can adjust to the best height, improves projected definition, teacher's control motor one and motor two realize the position that control was shot, the device teacher can convenient and fast adjust the position of shooting the camera, improves the quality of teaching.

Description

Multifunctional computer teaching device

Technical Field

The utility model relates to a computer teaching technical field, more specifically say, relate to a multi-functional computer teaching device.

Background

With the continuous development of multimedia technology, the conventional platform is generally integrated with a computer, particularly, the computer is indispensable for teaching professional computer, and therefore, various teaching platforms appear in the market.

Along with the continuous development of science and technology, multi-functional computer imparts knowledge to students and has gradually replaced traditional blackboard writing teaching mode, multi-functional computer teaching application is very extensive, wherein the teacher when explaining the student's paper, make a video recording through the camera that uses among the multi-functional computer to the student's paper, pass to the projector through multi-functional computer upload, the projector is throwing in to the curtain on and is supplied the student to watch, current technique is that the teacher is holding the camera or making a video recording the text through the fixed camera of support, the teacher hardly operates the camera on one side and explains on the other side, the in-process need constantly adjust the position of making a video recording, need spend teacher and student a large amount of time, seriously influence the teaching quality, so need a multi-functional computer teaching device.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a multi-functional computer teaching device possesses convenient and fast and carries out the advantage of adjusting to the camera, has solved the problem that above-mentioned background art mentioned.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A multifunctional computer teaching device comprises a multifunctional computer main body, wherein an operation table in sliding connection with the multifunctional computer main body is inserted into the right side of the multifunctional computer main body, two lifting rods in sliding connection with the operation table are inserted into the top of the operation table, a lifting plate is arranged inside the operation table, the top of the lifting plate is fixedly connected with the two lifting rods respectively, a first screw rod is inserted into the top surface of the operation table, the bottom end of the first screw rod penetrates through the lifting plate and extends to the inner bottom wall of the operation table, the first screw rod is in threaded connection with the lifting plate, a rotating device is fixedly installed at the top end of the first screw rod, fixed blocks are fixedly connected to the tops of the two lifting rods, a second screw rod is rotatably connected to the inner wall of the fixed block on the left side, one end of the front surface of the second screw rod penetrates through and extends to the front surface of the fixed block on the left side, the output shaft of the first motor is fixedly connected with the second lead screw, the second lead screw is sleeved with a moving block in threaded connection with the second lead screw, the surface of the moving block is in sliding connection with the inner wall of a left fixed block, the right side of the moving block is fixedly connected with a square rod, the right side of the square rod is rotatably connected with a rotating wheel, the bottom of the rotating wheel is in contact with the inner wall of a right fixed block, the top of the square rod is fixedly connected with a supporting block, the square rod is sleeved with a sliding block in sliding connection with the square rod, the top of the square rod is fixedly connected with the second motor, a third lead screw in threaded connection with the sliding block is inserted into the sliding block, the left end of the third lead screw is fixedly connected with the output shaft of the second motor, the right end of the third lead screw is rotatably connected with the supporting block.

Preferably, the rotating device comprises a fixing piece, the left side of the fixing piece is fixedly connected with a screw rod, a circular groove is formed in the top of the operating platform, the bottom of the fixing piece is in contact with the circular groove, the top end of the screw rod is rotatably connected with the circular groove, a rotating rod is rotatably connected to the right side of the fixing piece, and the bottom of the rotating rod is in contact with the inside of the circular groove.

Preferably, the inner wall of slider rotates and is connected with evenly distributed's dwang, the surface and the square pole of dwang rotate and are connected.

Preferably, the inner wall of the operating platform is embedded with two bearings, and the inner rings of the two bearings are fixedly connected with the first screw rod.

Preferably, the clamping device comprises four pull rods, the bottoms of the four pull rods are all inserted into the operating platform, a pull plate is arranged inside the operating platform, the top of the pull plate is fixedly connected with the four pull rods respectively, the top of the pull plate is fixedly connected with springs which are uniformly distributed, the other end of each spring is fixedly connected with the operating platform, two pull rods are fixedly connected between the left two pull rods and between the two pull rods on the right side, and two press plates are slidably connected between the two pull rods.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) according to the scheme, a teacher pulls out an operation table, then a test paper to be explained and displayed is placed in the center of the operation table, the test paper is clamped and fixed by a clamping device and clings to the operation table, then a first screw rod is rotated by a rotating device, the first screw rod rotates to drive a lifting plate to move in the vertical direction on the first screw rod, the lifting plate moves to drive a square rod between two lifting rods to lift, so that the heights of a camera at the bottom of a sliding block and the test paper are controlled, the optimal height can be adjusted, the definition of projection is improved, then a motor is started to drive a second screw rod to rotate, the second screw rod rotates to drive a moving block to move back and forth in a fixed block, the moving block moves to drive the camera on the square rod to move back and forth, the second motor starts to drive a third screw rod to rotate, the third screw rod rotates to drive the sliding block to move in the horizontal direction, the teacher can realize controlling the position of shooing through control motor one and motor two, does not need manual regulation, and the device teacher can convenient and fast adjust the position of shooting the camera to the position that needs the explanation is arrived in adjustment that can be quick, saves teacher and student's time, improves the quality of teaching.

(2) This scheme is through the teacher upwards pull out the bull stick, and the bull stick can be perpendicular with the operation panel, and the bull stick can be higher than the operation panel, makes things convenient for the teacher to snatch and rotates lead screw one, rotate after the adjustment the bull stick with it reset can, the bull stick is in the circular slot always in the operation process, prevents that the bull stick is higher than the roughness that the operation panel influences the paper.

(3) The friction between square pole and the slider can be reduced through evenly distributed's of the inner wall setting of slider dwang to this scheme for more smooth and easy of slider motion improves the practicality of device.

(4) The inner wall of the operation table is embedded with the two bearings, so that friction between the first screw rod and the operation table can be reduced, the first screw rod can be more smooth during rotation adjustment, and the practicability of the device is improved.

(5) This scheme can give a decurrent pulling force of arm-tie through the elasticity of spring, and the arm-tie can drive the pull rod downwards, makes the slide bar also have decurrent power to let the clamp plate also have pressure, the teacher only needs place the paper in the bottom of clamp plate can carry out the centre gripping to it, can expand the paper and draw down through removing two clamp plates, improves projected quality.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the console of the present invention;

FIG. 3 is a top cross-sectional view of the console of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2 according to the present invention.

The reference numbers in the figures illustrate:

1. a multifunctional computer main body; 2. an operation table; 201. a bearing; 3. a lifting rod; 4. a lifting plate; 5. a first screw rod; 6. a rotating device; 601. a fixing member; 602. a circular groove; 603. a rotating rod; 7. a fixed block; 8. a second screw rod; 9. a first motor; 10. a moving block; 11. a square rod; 12. a rotating wheel; 121. a support block; 13. a slider; 131. rotating the rod; 14. a second motor; 15. a third screw rod; 16. a camera; 17. a clamping device; 171. a pull rod; 172. pulling a plate; 173. a spring; 174. a slide bar; 175. and (7) pressing a plate.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a multifunctional computer teaching device comprises a multifunctional computer main body 1, an operation table 2 slidably connected with the multifunctional computer main body 1 is inserted into the right side of the multifunctional computer main body 1, two lifting rods 3 slidably connected with the operation table 2 are inserted into the top of the operation table 2, a lifting plate 4 is arranged inside the operation table 2, the top of the lifting plate 4 is fixedly connected with the two lifting rods 3, respectively, a first screw rod 5 is inserted into the top surface of the operation table 2, the bottom end of the first screw rod 5 penetrates through the lifting plate 4 and extends to the inner bottom wall of the operation table 2, the first screw rod 5 is in threaded connection with the lifting plate 4, a rotating device 6 is fixedly arranged at the top end of the first screw rod 5, fixed blocks 7 are fixedly connected to the tops of the two lifting rods 3, a second screw rod 8 is rotatably connected to the inner wall of the fixed block 7 on the left side, one end of the front surface, the front of the left fixed block 7 is fixedly connected with a first motor 9, the model of the first motor 9 can be MSMF012L1U2M, an output shaft of the first motor 9 is fixedly connected with a second lead screw 8, a moving block 10 in threaded connection with the second lead screw 8 is sleeved on the second lead screw 8, the surface of the moving block 10 is in sliding connection with the inner wall of the left fixed block 7, the right side of the moving block 10 is fixedly connected with a square rod 11, the right side of the square rod 11 is rotatably connected with a rotating wheel 12, the bottom of the rotating wheel 12 is in contact with the inner wall of the right fixed block 7, the top of the square rod 11 is fixedly connected with a supporting block 121, the square rod 11 is sleeved with a sliding block 13 in sliding connection with the square rod 11, the top of the square rod 11 is fixedly connected with a second motor 14, the model of the second motor 14 can be MSMF012L1U2M, a third lead screw 15 in threaded connection with the sliding block 13 is inserted, the, the bottom of the sliding block 13 is fixedly provided with a camera 16, the operating table 2 is fixedly provided with a clamping device 17, the operating table 2 is pulled out by a teacher, then a test paper to be explained and displayed is placed at the center of the operating table 2, the test paper is clamped and fixed by the clamping device 17 close to the operating table 2, then the rotating device 6 is used for rotating the screw rod I5, the screw rod I5 rotates to drive the lifting plate 4 to move on the screw rod I5 in the vertical direction, the lifting plate 4 moves to drive the square rod 11 between the two lifting rods 3 to lift, so that the heights of the camera 16 at the bottom of the sliding block 13 and the test paper are controlled to be adjusted to the optimal height, the projection definition is improved, then the motor I9 is started to drive the screw rod II 8 to rotate, the screw rod II 8 rotates to drive the moving block 10 to move back and forth inside the fixed block 7, and forth, and back of the camera 16 on the, the two 14 starts of motor can drive three 15 rotations of lead screw, three 15 rotations of lead screw can drive slider 13 and remove at the horizontal direction, slider 13 removes at the horizontal direction and can drive camera 16 and remove, the teacher can realize the position that control was shot through control motor one 9 and motor two 14, do not need manual regulation, the device teacher can convenient and fast adjust the position of taking camera 16, thereby the adjustment that can be quick is to the position that needs the explanation, save teacher and student's time, improve the quality of teaching.

Further, rotating device 6 includes mounting 601, a 5 fixed connection of left side and lead screw of mounting 601, circular slot 602 has been seted up at the top of operation panel 2, the bottom and the circular slot 602 contact of mounting 601, the top and the circular slot 602 of a 5 lead screw rotate to be connected, the right side of mounting 601 rotates and is connected with bull stick 603, the bottom and the inside contact of circular slot 602 of bull stick 603, upwards pull out bull stick 603 through the teacher, bull stick 603 can be perpendicular with operation panel 2, bull stick 603 can be higher than operation panel 2, make things convenient for the teacher to snatch to rotate a 5 lead screw, rotate after the adjustment bull stick 603 with its reset can, bull stick 603 is in circular slot 602 always in the operation process, prevent that bull stick 603 is higher than the roughness that operation panel 2 influences the paper.

Further, the inner wall of slider 13 rotates and is connected with evenly distributed's dwang 131, and the surface and the square pole 11 of dwang 131 rotate and are connected, and evenly distributed's dwang 131 through slider 13's inner wall setting can reduce the friction between square pole 11 and the slider 13 for slider 13 moves more smoothly, improves the practicality of device.

Further, the inner wall of operation panel 2 inlays and is equipped with two bearings 201, and the inner circle of two bearings 201 all with 5 fixed connection of lead screw, inlays two bearings 201 of establishing through the inner wall of operation panel 2 and can reduce the friction between 5 of lead screw and the operation panel 2 for 5 of lead screw can be more smooth and easy when rotating the regulation, improve the practicality of device.

Further, the clamping device 17 includes four pull rods 171, the bottoms of the four pull rods 171 are all inserted into the operation table 2, a pull plate 172 is disposed inside the operation table 2, the top of the pull plate 172 is respectively fixedly connected with the four pull rods 171, the top of the pull plate 172 is fixedly connected with springs 173 evenly distributed, the other ends of the springs 173 are fixedly connected with the operation table 2, a sliding rod 174 is fixedly connected between the two pull rods 171 on the left side and the two pull rods 171 on the right side, two pressing plates 175 are slidably connected between the two sliding rods 174, the pull plate 172 can be provided with a downward pulling force by the elastic force of the springs 173, the pull plate 172 can drive the pull rods 171 downward, so that the sliding rods 174 also have a downward force, the pressing plates 175 also have a pressure, a teacher can clamp the test paper only by placing the test paper at the bottom of the pressing plates 175, the test paper can be unfolded and leveled by moving the two pressing plates 175, the quality of the projection is improved.

The working principle is as follows: firstly, a teacher pulls out an operation table 2, then a test paper to be explained and displayed is placed in the center of the operation table 2, then the test paper is clamped by two pressing plates 175, the elastic force of a spring 173 can provide a downward pulling force for a pulling plate 172, the pulling plate 172 can drive a pulling rod 171 to move downwards, a sliding rod 174 can also have a downward force, so that the pressing plates 175 can also have a pressure, the test paper can be unfolded and leveled by moving the two pressing plates 175, then a rotating rod 603 can be pulled out upwards, the rotating rod 603 can be perpendicular to the operation table 2, the rotating rod 603 can be higher than the operation table 2, the teacher can conveniently grab and rotate a screw rod 5, the screw rod 5 rotates to drive a lifting plate 4 to move in the vertical direction on the screw rod 5, the lifting plate 4 moves to drive a square rod 11 between the two lifting rods 3 to lift, so that the heights of a camera 16 at the bottom of a sliding block 13 and the test paper can be adjusted to the optimal height, the definition of projection is improved, then the motor I9 is started to drive the screw rod II 8 to rotate, the screw rod II 8 rotates to drive the moving block 10 to move back and forth in the fixed block 7, the moving block 10 moves to drive the camera 16 on the square rod 11 to move back and forth, the motor II 14 is started to drive the screw rod III 15 to rotate, the screw rod III 15 rotates to drive the slider 13 to move in the horizontal direction, the slider 13 moves in the horizontal direction to drive the camera 16 to move, a teacher can control the shooting position by controlling the motor I9 and the motor II 14, manual adjustment is not needed, the teacher can conveniently and quickly adjust the shooting position of the camera 16, the position needing explanation can be quickly adjusted, the time of the teacher and students is saved, the teaching quality is improved, and the problem that when the camera 16 is used for projection in the prior art is solved, the shooting position needs to be manually and continuously adjusted is solved, the teachers and the students need to spend a great deal of time, and the teaching quality is seriously influenced.

The above is only a preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A multi-functional computer teaching device, includes multi-functional computer main part (1), its characterized in that: an operation table (2) in sliding connection with the multifunctional computer main body (1) is inserted into the right side of the multifunctional computer main body, two lifting rods (3) in sliding connection with the operation table are inserted into the top of the operation table (2), a lifting plate (4) is arranged inside the operation table (2), the top of the lifting plate (4) is fixedly connected with the two lifting rods (3) respectively, a first screw rod (5) is inserted into the top surface of the operation table (2), the bottom end of the first screw rod (5) penetrates through the lifting plate (4) and extends to the inner bottom wall of the operation table (2), the first screw rod (5) is in threaded connection with the lifting plates (4), a rotating device (6) is fixedly installed at the top end of the first screw rod (5), fixed blocks (7) are fixedly connected to the tops of the two lifting rods (3), and a second screw rod (8) is rotatably connected to the inner wall of the fixed block (7) on the left side, one end of the front face of the second lead screw (8) penetrates through and extends to the front face of the left fixing block (7), the front face of the left fixing block (7) is fixedly connected with a first motor (9), an output shaft of the first motor (9) is fixedly connected with the second lead screw (8), a moving block (10) in threaded connection with the second lead screw is sleeved on the second lead screw (8), the surface of the moving block (10) is in sliding connection with the inner wall of the left fixing block (7), a square rod (11) is fixedly connected to the right side of the moving block (10), a rotating wheel (12) is rotatably connected to the right side of the square rod (11), the bottom of the rotating wheel (12) is in contact with the inner wall of the right fixing block (7), a supporting block (121) is fixedly connected to the top of the square rod (11), a sliding block (13) in sliding connection with the square rod (11) is sleeved on the square rod (11), and a, the novel automatic feeding device is characterized in that a third screw rod (15) in threaded connection with the slider (13) is inserted in the slider (13), the left end of the third screw rod (15) is fixedly connected with an output shaft of a second motor (14), the right end of the third screw rod (15) is rotatably connected with a supporting block (121), a camera (16) is fixedly installed at the bottom of the slider (13), and a clamping device (17) is fixedly installed on the operating platform (2).

2. A multi-functional computer teaching device according to claim 1 wherein: rotating device (6) include mounting (601), the left side and a lead screw (5) fixed connection of mounting (601), circular slot (602) have been seted up at the top of operation panel (2), the bottom and circular slot (602) contact of mounting (601), the top and circular slot (602) of a lead screw (5) are rotated and are connected, the right side of mounting (601) is rotated and is connected with bull stick (603), the bottom and circular slot (602) internal contact of bull stick (603).

3. A multi-functional computer teaching device according to claim 1 wherein: the inner wall of slider (13) rotates and is connected with evenly distributed's dwang (131), the surface and the square pole (11) of dwang (131) rotate and are connected.

4. A multi-functional computer teaching device according to claim 1 wherein: the inner wall of the operating platform (2) is embedded with two bearings (201), and the inner rings of the bearings (201) are fixedly connected with the first screw rod (5).

5. A multi-functional computer teaching device according to claim 1 wherein: clamping device (17) include four pull rods (171), four the bottom of pull rod (171) is all pegged graft on operation panel (2), the inside of operation panel (2) is provided with arm-tie (172), the top of arm-tie (172) respectively with four pull rod (171) fixed connection, the top fixedly connected with evenly distributed's of arm-tie (172) spring (173), the other end and operation panel (2) fixed connection of spring (173), left two equal fixedly connected with slide bar (174) between two pull rod (171) on right side between pull rod (171), two sliding connection has two clamp plates (175) between slide bar (174).