CN216119171U

CN216119171U - Computer teaching demonstration board

Info

Publication number: CN216119171U
Application number: CN202122612686.8U
Authority: CN
Inventors: 尚志鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-03-22
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a computer teaching demonstration board, which relates to the technical field of demonstration boards and comprises a supporting bottom board, wherein two supporting track frames are arranged above the supporting bottom board, track grooves are formed in the two supporting track frames, the inner wall of each track groove is rotatably connected with a threaded push rod, and the outer surface of each threaded push rod is in threaded connection with a supporting slide block. It can be through setting up parts such as demonstration spool, supporting slider, screw thread push rod, through demonstration spool part and supporting slider part between mutual cooperation relation for supporting slider part can promote the demonstration spool through removing, and then has reached the effect that this device can be folded and unfolded through the removal of demonstration spool, has solved teaching demonstration board today, and is bulky, is difficult for carrying, and when placing for a long time, the panel is easily infected with the dust, is difficult for clear problem.

Description

Computer teaching demonstration board

Technical Field

The utility model relates to the technical field of demonstration boards, in particular to a computer teaching demonstration board.

Background

Demonstration boards are things with demonstration or display functions and meanings, and are often used in the field of education such as teaching and displaying.

Also there is a computer teaching demonstration show board in current prior art, and its patent number is: CN213935304U, through the two half cone table type base main bodies that set up, cooperate with fixed axle and C type snap ring that can rotate and chucking, make the base can rotate into the half cone shape in the use, the floor area is reduced, guarantee the display board will not appear the situation that people stumble over in the use; when the display board is stored, the display board can be rotated to be conical, and the placement is more stable. Through the device which is provided with the compression spring and is connected with the universal wheel, in the use process, when the compression spring is not compressed, the universal wheel is in an extending state relative to the bottom of the roller tube, the display board freely moves through the universal wheel, when the compression spring is compressed, the universal wheel is driven to be hidden into the roller tube, the bottom of the roller tube is contacted with the ground, the display board is stably placed in place, the distance between the lower edge of the base and the ground is reduced, and people are prevented from knocking corners when walking; through the device of the C type snap ring of the interior fixed antislip strip that sets up, increased the static friction power between antislip strip and the fixed axle, and then let C type snap ring can be with the fixed axle chucking, let the relative position of half first frustum and the half frustum of second fixed to it is more stable to make the show board place.

However, the existing teaching demonstration board is difficult to carry due to large volume, and the panel is easy to be stained with dust and difficult to clean when being placed for a long time; therefore, a computer teaching demonstration board is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to make up the defects of the prior art and provides a computer teaching demonstration board.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a computer teaching demonstration board, includes supporting baseplate, supporting baseplate's top is equipped with two support rail frames, two the track groove has all been seted up to the inside of support rail frame, every the inner wall in track groove all rotates and is connected with the screw thread push rod, every the equal threaded connection in surface of screw thread push rod has the supporting shoe, every the supporting shoe all with the inner wall sliding connection in the track groove that corresponds, two rotate between the supporting shoe and be connected with the demonstration spool, every the equal fixedly connected with gear in top of screw thread push rod, the top of support rail frame is equipped with drive mechanism, the top of supporting baseplate is equipped with adjustment mechanism, the top of supporting baseplate is equipped with the U template, U template and two support rail frame fixed connection.

Furthermore, drive mechanism includes the carriage, the inner wall of carriage rotates and is connected with rotatory stock, two worms have been cup jointed to the surface of rotatory stock.

Further, every the worm all meshes with the gear that corresponds mutually, the right-hand member of rotatory stock runs through the inner wall of carriage and extends to the outside of carriage, the right-hand member fixedly connected with rotation of rotatory stock turns round the piece.

Furthermore, the front face of the supporting frame is fixedly connected with a supporting strip, and the bottom face of the supporting strip is fixedly connected with one end of the demonstration scroll rolling panel.

Furthermore, adjustment mechanism includes support sleeve and flexible regulating plate, support sleeve and the inner wall sliding connection of the track groove that corresponds, support sleeve and the support slider fixed connection who corresponds.

Furthermore, the support sleeve is sleeved on the outer surface of the telescopic adjusting plate, clamping holes distributed at equal intervals are formed in the outer surface of the telescopic adjusting plate, and the lower end of the telescopic adjusting plate is fixedly connected with the support bottom plate.

Furthermore, the support sleeve is sleeved with a telescopic clamping rod, and one end, far away from the support sleeve, of the telescopic clamping rod is fixedly connected with a wafer.

Furthermore, the outer surface of the telescopic clamping rod is sleeved with a contraction spring, and two ends of the contraction spring are respectively fixedly connected with the supporting sleeve and the wafer.

Compared with the prior art, the computer teaching demonstration board has the following beneficial effects:

1. according to the demonstration scroll plate, the demonstration scroll, the supporting slide block, the threaded push rod and other components are arranged, and the demonstration scroll part and the supporting slide block part are matched with each other, so that the supporting slide block part can push the demonstration scroll through movement, the effect that the demonstration scroll plate can be folded and unfolded through movement of the demonstration scroll is achieved, and the problems that an existing teaching demonstration plate is large in size and not easy to carry, and when the demonstration scroll plate is placed for a long time, a panel is easily stained with dust and not easy to clean are solved.

2. According to the utility model, the supporting sleeve part can support the device through moving downwards by arranging the supporting sleeve, the telescopic adjusting plate and other parts and through the mutual matching relationship between the telescopic adjusting plate part and the supporting sleeve part, so that the effect that the height of the device can be adjusted through the telescopic adjusting plate is achieved.

3. According to the utility model, by arranging the telescopic clamping rod, the contraction spring, the circular sheet and other parts, and through the mutual matching relationship between the telescopic clamping rod part and the contraction spring part, the contraction spring part can pull the telescopic clamping rod through the circular sheet, so that the effect that the device can push the telescopic clamping rod through the contraction spring is achieved, and the telescopic clamping rod is prevented from being separated from the clamping hole.

Drawings

FIG. 1 is a schematic view of the interior of a three-dimensional support track frame and support frame of the present invention;

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

FIG. 3 is a right side view of the present invention;

fig. 4 is a schematic diagram of the overall three-dimensional structure of the present invention.

In the figure: the device comprises a support base plate 1, a support track frame 2, a track groove 3, a thread push rod 4, a support slider 5, a demonstration scroll 6, a gear 7, a support sleeve 8, a U-shaped plate 9, a support frame 10, a support bar 11, a rotary long rod 12, a worm 13, a rotary knob 14, a telescopic adjusting plate 15, a telescopic clamping rod 16, a wafer 17 and a contraction spring 18.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

This embodiment provides a computer teaching demonstration board, and this computer teaching demonstration board is arranged in realizing the demonstration to the teaching content in computer teaching, through the structure of design teaching demonstration board for simpler when carrying out computer teaching operation reaches portable's purpose.

Referring to fig. 1-4, a computer teaching demonstration board, including supporting baseplate 1, supporting baseplate 1's top is equipped with two support rail frames 2, track groove 3 has all been seted up to two support rail frames 2's inside, the inner wall of every track groove 3 all rotates and is connected with screw thread push rod 4, the equal threaded connection of surface of every screw thread push rod 4 has supporting slider 5, every supporting slider 5 all with the inner wall sliding connection of the track groove 3 that corresponds, it is connected with demonstration spool 6 to rotate between two supporting slider 5, supporting baseplate 1's top is equipped with adjustment mechanism, supporting baseplate 1's top is equipped with U template 9, U template 9 and two support rail frame 2 fixed connection.

The inside of the demonstration spool 6 that sets up is equipped with rolling panel and coil spring, and the coil spring that sets up is convenient for carry out the rolling fast, and the rotation through screw thread push rod 4 promotes the slider 5 and moves down, promotes the 6 downstream of demonstration spool when the slider 5 moves, makes the panel of rolling slowly demonstrate in the demonstration spool 6.

The equal fixedly connected with gear 7 in top of every screw thread push rod 4, drive mechanism include carriage 10, and the inner wall of carriage 10 rotates and is connected with rotatory stock 12, and two worms 13 have been cup jointed to the surface of rotatory stock 12.

By rotating the rotary long rod 12, the rotary long rod 12 drives the two worms 13 to rotate, and the two worms 13 drive the gear 7 to rotate, so that the gear 7 drives the threaded push rod 4 to rotate.

Every worm 13 all meshes with corresponding gear 7 mutually, and the right-hand member of rotatory stock 12 runs through the inner wall of carriage 10 and extends to the outside of carriage 10, and the rotatory piece 14 of turning round of right-hand member fixedly connected with of rotatory stock 12 turns round the piece 14, turns round the rotatory stock 12 rotation of driving that the piece 14 can be convenient through rotating, makes rotatory stock 12 drive and drives worm 13 and rotate.

The positive fixedly connected with support bar 11 of carriage 10, the bottom surface of support bar 11 and the one end fixed connection of 6 rolling panels of demonstration spool, the support bar 11 of setting plays the effect of fixed rolling panel to when making demonstration spool 6 move down, the panel of rolling slowly exhibits.

The top of support track frame 2 is equipped with drive mechanism, and adjustment mechanism includes support sleeve 8 and flexible regulating plate 15, support sleeve 8 and the inner wall sliding connection of the track groove 3 that corresponds, support sleeve 8 and the support slider 5 fixed connection that corresponds.

When the support slider 5 moves downward, the support sleeve 8 is pushed to move downward, and the support sleeve 8 slides out from the inside of the support rail frame 2, thereby supporting the device.

Support sleeve 8 cup joints the surface at flexible regulating plate 15, and the card hole that the equidistance distributes is seted up to flexible regulating plate 15's surface, and flexible regulating plate 15's low side and supporting baseplate 1 fixed connection are through taking flexible regulating plate 15 out from support sleeve 8 is inside to quick adjusting device's bearing height.

The support sleeve 8 is sleeved with a telescopic clamping rod 16, one end of the telescopic clamping rod 16 far away from the support sleeve 8 is fixedly connected with a wafer 17, and the set telescopic clamping rod 16 is clamped with a clamping hole formed in the telescopic adjusting plate 15, so that the height of the telescopic adjusting plate 15 taken out is quickly fixed.

The outer surface of the telescopic clamping rod 16 is sleeved with a contraction spring 18, two ends of the contraction spring 18 are fixedly connected with the supporting sleeve 8 and the wafer 17 respectively, and the arranged contraction spring 18 pulls the wafer 17 to enable the wafer 17 to push the telescopic clamping rod 16, so that the telescopic clamping rod 16 is clamped with the clamping hole, and the telescopic clamping rod 16 is prevented from being separated from the clamping hole.

The working principle is as follows: when needs use device, place a suitable position to the device, turn round the rotatory stock 12 of drive that block 14 can be convenient through rotating the rotation and rotate, make rotatory stock 12 drive worm 13 and rotate, worm 13 drives gear 7 and rotates, thereby make gear 7 drive screw thread push rod 4 rotate, promote supporting slide 5 downstream through the rotation of screw thread push rod 4, promote demonstration spool 6 downstream when supporting slide 5 removes, make the panel of rolling slowly expand in the demonstration spool 6, promote supporting sleeve 8 downstream when supporting slide 5 downstream, supporting sleeve 8 follows the inside roll-off of support track frame 2, thereby support the device, when high not enough, take out flexible regulating plate 15 from supporting sleeve 8 inside, thereby quick adjusting device's support height.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A computer teaching demonstration board, includes supporting baseplate (1), its characterized in that: two supporting track frames (2) are arranged above the supporting base plate (1), track grooves (3) are formed in the two supporting track frames (2), the inner wall of each track groove (3) is rotatably connected with a threaded push rod (4), the outer surface of each threaded push rod (4) is rotatably connected with a supporting slide block (5), each supporting slide block (5) is slidably connected with the inner wall of the corresponding track groove (3), a demonstration scroll (6) is rotatably connected between the two supporting slide blocks (5), a gear (7) is fixedly connected to the top end of each threaded push rod (4), a transmission mechanism is arranged above the supporting track frame (2), an adjusting mechanism is arranged above the supporting base plate (1), the supporting rail is characterized in that a U-shaped plate (9) is arranged above the supporting base plate (1), and the U-shaped plate (9) is fixedly connected with the two supporting rail frames (2).

2. A computer teaching demonstration board according to claim 1 wherein: the transmission mechanism comprises a support frame (10), the inner wall of the support frame (10) is connected with a rotary long rod (12) in a rotating mode, and two worms (13) are sleeved on the outer surface of the rotary long rod (12).

3. A computer teaching demonstration board according to claim 2 wherein: every worm (13) all meshes with corresponding gear (7) mutually, the right-hand member of rotatory stock (12) runs through the inner wall of carriage (10) and extends to the outside of carriage (10), the right-hand member fixedly connected with rotation of rotatory stock (12) turns round piece (14).

4. A computer teaching demonstration board according to claim 2 wherein: the front side of the supporting frame (10) is fixedly connected with a supporting strip (11), and the bottom surface of the supporting strip (11) is fixedly connected with one end of a rolling panel of the demonstration scroll (6).

5. A computer teaching demonstration board according to claim 1 wherein: adjustment mechanism includes support sleeve (8) and flexible regulating plate (15), support sleeve (8) and the inner wall sliding connection of the track groove (3) that corresponds, support sleeve (8) and support slider (5) fixed connection that corresponds.

6. A computer teaching demonstration board according to claim 5 wherein: the support sleeve (8) is sleeved on the outer surface of the telescopic adjusting plate (15), clamping holes distributed at equal intervals are formed in the outer surface of the telescopic adjusting plate (15), and the lower end of the telescopic adjusting plate (15) is fixedly connected with the support bottom plate (1).

7. A computer teaching demonstration board according to claim 5 wherein: the support sleeve (8) is sleeved with a telescopic clamping rod (16), and one end, far away from the support sleeve (8), of the telescopic clamping rod (16) is fixedly connected with a wafer (17).

8. A computer teaching demonstration board according to claim 7 wherein: the outer surface of the telescopic clamping rod (16) is sleeved with a contraction spring (18), and two ends of the contraction spring (18) are fixedly connected with the supporting sleeve (8) and the wafer (17) respectively.