CN216019736U

CN216019736U - A supplementary explanation device for education and teaching

Info

Publication number: CN216019736U
Application number: CN202121169569.2U
Authority: CN
Inventors: 林琛; 邹仕杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-03-15
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses an auxiliary explaining device for education and teaching, which relates to the technical field of teaching auxiliary tools and comprises two device cabinet bodies, wherein an operation platform is fixedly arranged between the tops of the two device cabinet bodies; the support cover is fixedly arranged on the outer portion of the other end of the top end face of the operating platform, a mounting groove is fixedly formed in the top of the support cover, a transmission screw and a guide slide rod are fixedly arranged in the mounting groove, and the transmission screw and the guide slide rod are arranged in parallel. The fixed experiment table and the movable experiment table are used for carrying out experiment operation on the biological sample, so that the separate processing of the experiment operation on the biological sample is realized, the experiment operation on the biological sample and the image acquisition operation are separated from each other, the influence on a projection image device is avoided, and the use of an auxiliary explaining device is convenient.

Description

A supplementary explanation device for education and teaching

Technical Field

The utility model relates to the technical field of teaching auxiliary tools, in particular to an auxiliary explaining device for education and teaching.

Background

Experimental apparatus enlargies show auxiliary device for biological explanation of middle school student is one kind and is used for biological explanation in-process of middle school student, enlargies experimental apparatus such as culture dish, test tube to the auxiliary device that the biological development of observation that the student is better changes, its field in biological explanation of middle school student has obtained extensive use.

The teacher needs to carry out image acquisition with the help of external device with the biological sample on the laboratory glassware, carries out biological teaching in cooperation teacher's explanation, and the operation of current picture development zhuanhanzi is too loaded down with trivial details, and the operation degree of difficulty is great, simultaneously because biological sample produces the pollution easily when the operation, causes biological sample's experimental operation and image acquisition operation to influence each other easily to it is relatively poor to lead to the practicality.

Therefore, it is necessary to invent a supplementary explanation apparatus for education and teaching to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides an auxiliary explaining device for education and teaching, which is used for carrying out experiment operation on a biological sample through a fixed experiment table and a movable experiment table, so that the separate processing of the experiment operation on the biological sample is realized, the experiment operation on the biological sample and the image acquisition operation are separated from each other, the influence on a projection image device is avoided, and the use of the auxiliary explaining device is convenient, so that the problem caused by the fact that the experiment operation on the biological sample and the image acquisition operation are easily influenced with each other due to the fact that the biological sample is easily polluted during operation in the prior art is solved, and the problem caused by poor practicability is solved.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: an auxiliary explanation device for education and teaching comprises device cabinet bodies, wherein the number of the device cabinet bodies is two, an operation platform is fixedly arranged between the tops of the two device cabinet bodies, a fixed experiment table is fixedly arranged at one end of the top end face of the operation platform, and a movable experiment table is movably arranged at the other end of the top end face of the operation platform;

operation platform top end face other end external fixation is provided with the support cover, the fixed mounting groove that is provided with in support cover top, the inside fixed drive screw and the direction slide bar that is provided with of mounting groove, drive screw and direction slide bar parallel arrangement, the mounting groove bottom is provided with the displacement frame, displacement frame and drive screw threaded connection, displacement frame and direction slide bar sliding connection, displacement frame bottom both sides are all fixed and are provided with a support section of thick bamboo, the inside cover of a support section of thick bamboo is equipped with lifter, two the fixed mounting panel that is provided with between the lifter bottom, the fixed projection camera that is provided with in mounting panel bottom, the vertical setting that corresponds of projection camera and activity laboratory bench.

Furthermore, a support rail is fixedly arranged at the other end of the top end face of the operating platform, a sliding wheel is fixedly arranged on the bottom end face of the movable experiment table, and the sliding wheel is movably connected with the support rail.

Furthermore, two fixed limiting plates that are provided with between the lifter top, the fixed blotter that is provided with in support section of thick bamboo top, the lifter runs through the blotter, limiting plate bottom face and blotter matching set up.

Further, the bottom end of the displacement frame is movably provided with a locking disc, two ends of the locking disc are fixedly provided with limiting clamping blocks, the outer surfaces of the top and the bottom of the lifting rod are fixedly provided with limiting clamping grooves, and the limiting clamping blocks are connected with the limiting clamping grooves in a matched mode.

Furthermore, a torsion spring is fixedly arranged between the locking disc and the displacement frame.

Further, the both sides of mounting panel bottom all are fixed and are provided with the fender bracket, the fender bracket is the crooked setting of U-shaped.

Further, a supporting cylinder is fixedly arranged at one end of the movable experiment table, a locking column is movably arranged in the supporting cylinder, locking holes are fixedly formed in one end and the middle of the support rail, and the locking column is matched with the locking holes.

Furthermore, the fixed promotion piece that is provided with in locking post middle part, it is provided with the propelling movement spring to promote the piece top, the propelling movement spring cup joints with the locking post.

The embodiment of the utility model has the following advantages:

1. according to the utility model, the fixed experiment table and the movable experiment table are arranged to carry out experiment operation on the biological sample, so that the separate processing of the experiment operation on the biological sample is realized, the movable experiment table is operated to move horizontally, the biological sample is carried to the bottom of the bracket cover, the projection camera is utilized to carry out image operation on the biological sample, subsequent teaching explanation is carried out, the experiment operation on the biological sample and the image acquisition operation are separated from each other, the influence on the projection image equipment is avoided, and the use of an auxiliary explanation device is convenient;

2. according to the utility model, the transmission screw is operated to rotate, the left and right displacement adjustment is carried out on the displacement frame by matching with the guide slide bar, the transmission screw is operated to rotate, the lifting rod is subsequently operated to descend, so that the mounting plate is positioned right above the biological sample, the projection camera is used for carrying out projection image operation on the biological sample, the projection image acquisition effect is stable, and the biological teaching explanation is facilitated.

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. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so that those skilled in the art can understand and read the present invention, and do not limit the conditions for implementing the present invention, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the functions and purposes of the present invention, shall fall within the scope covered by the contents disclosed in the present invention.

FIG. 1 is a schematic view of the overall structure provided by the present invention;

FIG. 2 is a schematic view of the structure of part A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the overall structure of the locking disk provided in the present invention;

FIG. 4 is a schematic view of the structure of part B shown in FIG. 1 according to the present invention;

in the figure: the device comprises a device cabinet body 1, an operation platform 2, a fixed experiment table 3, a movable experiment table 4, a support cover 5, a mounting groove 6, a transmission screw 7, a guide sliding rod 8, a displacement frame 9, a support barrel 10, a lifting rod 11, a mounting plate 12, a projection camera 13, a support rail 14, a sliding wheel 15, a limiting plate 16, a cushion pad 17, a locking disc 18, a limiting clamping block 19, a limiting clamping groove 20, a torsion spring 21, a protection frame 22, a support barrel 23, a locking column 24, a locking hole 25, a pushing sheet 26 and a pushing spring 27.

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.

The utility model provides an auxiliary explaining device for education and teaching as shown in figures 1-4, which comprises two device cabinet bodies 1, wherein an operation platform 2 is fixedly arranged between the tops of the two device cabinet bodies 1, one end of the top end surface of the operation platform 2 is fixedly provided with a fixed experiment table 3, the other end of the top end surface of the operation platform 2 is movably provided with a movable experiment table 4, a teacher performs biological experiment operation on the fixed experiment table 3 or the movable experiment table 4 according to the amplitude of the experiment operation, the experiment operation and the image acquisition operation of a biological sample are separated from each other, the influence on a projection image device is avoided, and the use of the auxiliary explaining device is convenient;

the other end of the top end face of the operation platform 2 is externally and fixedly provided with a support cover 5, the top of the support cover 5 is fixedly provided with a mounting groove 6, the inside of the mounting groove 6 is fixedly provided with a transmission screw 7 and a guide slide bar 8, the transmission screw 7 and the guide slide bar 8 are arranged in parallel, the bottom of the mounting groove 6 is provided with a displacement frame 9, the displacement frame 9 is in threaded connection with the transmission screw 7, the displacement frame 9 is in sliding connection with the guide slide bar 8, two sides of the bottom of the displacement frame 9 are both fixedly provided with support cylinders 10, the inside of the support cylinders 10 is sleeved with a lifting rod 11, a mounting plate 12 is fixedly arranged between the bottom ends of the two lifting rods 11, the bottom end of the mounting plate 12 is fixedly provided with a projection camera 13, the projection camera 13 is vertically arranged corresponding to the movable experiment table 4, a biological sample is placed on the movable experiment table 4, and the movable experiment table 4 is operated to move horizontally, carry biological sample and move 5 bottoms on the support cover, projection camera 13 carries out biological sample's image operation, carries out subsequent teaching explanation, and biological sample's experiment operation and image acquisition operation are separated each other, avoid influencing projection image equipment, the convenient use of assisting the explanation device.

Furthermore, a support rail 14 is fixedly arranged at the other end of the top end face of the operating platform 2, a sliding wheel 15 is fixedly arranged on the bottom end face of the movable experiment table 4, the sliding wheel 15 is movably connected with the support rail 14, and the sliding wheel 15 rolls on the support rail 14, so that the movable experiment table 4 can move horizontally conveniently.

Further, two it is fixed between the 11 tops of lifter to be provided with limiting plate 16, the fixed blotter 17 that is provided with in a support section of thick bamboo 10 top, lifter 11 runs through

blotter

17, 16 bottom faces of limiting plate and blotter 17 match the setting, utilize limiting plate 16 to restrict the minimum decline position of lifter 11, avoid lifter 11 to drop, simultaneously blotter 17 cushions the decline of limiting plate 16, improve equipment's stable effect.

Further, the activity of displacement frame 9 bottom is provided with locking dish 18, locking dish 18 both ends are all fixed to be provided with

spacing fixture block

19, 11 top of lifter and bottom surface all fixed are provided with spacing draw-in groove 20, spacing fixture block 19 matches the joint with spacing draw-in groove 20, through rotating locking dish 18, utilizes spacing fixture block 19 and spacing draw-in groove 20 joint on the locking dish 18, realizes carrying out the position to the lift of lifter 11 and prescribes a limit to, and two spacing draw-in grooves 20 on the lifter 11 realize two positions of spacing fixture block 19 and spacing draw-in groove 20 joint, correspond the rising state and the decline state of lifter 11 respectively.

Furthermore, a torsion spring 21 is fixedly arranged between the locking disc 18 and the displacement frame 9, and the self-rotation of the locking disc 18 is realized by utilizing the elasticity of the torsion spring 21, so that the limiting clamping block 19 outside the locking disc 18 is automatically clamped with the limiting clamping groove 20.

Further, the fender bracket 22 is all fixedly arranged on both sides of the bottom end of the mounting plate 12, the fender bracket 22 is arranged in a U-shaped bent mode, the fender bracket 22 protects the outside of the mounting plate 12, and the projection camera 13 is prevented from being directly influenced by biological samples.

Further, the fixed supporting cylinder 23 that is provided with of 4 one ends of activity laboratory bench, the inside activity of supporting cylinder 23 is provided with locking post 24, support rail 14 one end and middle part are all fixed and are provided with locking hole 25, locking post 24 matches the setting with locking hole 25, utilizes locking post 24 and locking hole 25 to match and inserts, fixes the state of activity laboratory bench 4, makes things convenient for the use of activity laboratory bench 4.

Further, the fixed promotion piece 26 that is provided with in locking post 24 middle part, it is provided with propelling movement spring 27 to promote piece 26 top, propelling movement spring 27 cup joints with locking post 24, and propelling movement spring 27 carries out the application of force to promoting piece 26, drives locking post 24 and descends, makes things convenient for locking post 24 to peg graft with locking hole 25 automatically, locks the left and right sides state of activity laboratory bench 4, makes things convenient for the use of activity laboratory bench 4.

The implementation mode is specifically as follows: when the biological knowledge is explained, a teacher carries out biological experiment operation on the fixed experiment table 3 or the movable experiment table 4 according to the amplitude of the experiment operation, then a biological sample is placed on the movable experiment table 4, the movable experiment table 4 is operated to move horizontally, the sliding wheel 15 rolls on the support rail 14, the horizontal movement of the movable experiment table 4 is facilitated, the biological sample is carried to the bottom of the support cover 5, the pushing spring 27 applies force to the pushing sheet 26 to drive the locking column 24 to descend, the locking column 24 is automatically inserted into the locking hole 25 to lock the left state and the right state of the movable experiment table 4, the use of the movable experiment table 4 is facilitated, when the biological sample projection image is collected, the transmission screw 7 is operated to rotate, the guide sliding rod 8 is matched to carry out left-right displacement adjustment on the displacement frame 9, the transmission screw 7 is operated to rotate, the lifting rod 11 descends after the subsequent operation, the limiting plate 16 limits the lowest descending position of the lifting rod 11, the lifting rod 11 is prevented from falling, meanwhile, the cushion pad 17 buffers the descending of the limit plate 16, the stabilizing effect of the device is improved, the limit clamping block 19 on the locking disc 18 is clamped with the limit clamping groove 20, the position limitation of the lifting rod 11 is realized, two limit clamping grooves 20 on the lifting rod 11 and two positions of the limit clamping block 19 clamped with the limit clamping groove 20 are realized, the two positions respectively correspond to the ascending state and the descending state of the lifting rod 11, the elasticity of the torsion spring 21 realizes the self-rotation of the locking disc 18, the limit clamping block 19 outside the locking disc 18 is automatically clamped with the limit clamping groove 20, the mounting plate 12 is positioned right above the biological sample, the projection camera 13 performs projection image operation on the biological sample, the collection effect of the projection image is stable, the biological teaching explanation is convenient, the projection camera 13 performs the image operation on the biological sample, and the protection frame 22 protects the outside the mounting plate 12, avoid projection camera 13 to receive biological sample's direct influence, carry out subsequent teaching explanation, biological sample's experiment operation separates each other with image acquisition operation, avoids influencing projection image equipment, conveniently assists the use of explanation device.

The working principle of the utility model is as follows:

referring to the attached drawing 1, when explaining biological knowledge, an instructor performs biological experiment operation on a fixed experiment table 3 or a movable experiment table 4 according to the amplitude of the experiment operation, subsequently places a biological sample on the movable experiment table 4, operates the movable experiment table 4 to move horizontally, carries the biological sample to the bottom of a support cover 5, performs image operation on the biological sample by a projection camera 13, performs subsequent teaching explanation, separates the experiment operation and the image acquisition operation of the biological sample, avoids influencing projection image equipment, and facilitates the use of an auxiliary explanation device;

referring to the attached drawings 1-4, when biological sample projection image collection is carried out, the transmission screw 7 is operated to rotate, the displacement frame 9 is adjusted in left-right displacement through the matching of the guide slide bar 8, the transmission screw 7 is operated to rotate, the subsequent operation lifting rod 11 descends, the mounting plate 12 is located right above the biological sample, the projection camera 13 carries out projection image operation on the biological sample, the projection image collection effect is stable, and biological teaching explanation is facilitated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. An auxiliary explanation device for education and teaching, characterized in that: the device comprises two device cabinet bodies (1), wherein an operation platform (2) is fixedly arranged between the tops of the two device cabinet bodies (1), a fixed experiment table (3) is fixedly arranged at one end of the top end face of the operation platform (2), and a movable experiment table (4) is movably arranged at the other end of the top end face of the operation platform (2);

operation platform (2) top end face other end external fixation is provided with support cover (5), support cover (5) top is fixed and is provided with mounting groove (6), inside fixed drive screw (7) and the direction slide bar (8) of being provided with of mounting groove (6), drive screw (7) and direction slide bar (8) parallel arrangement, mounting groove (6) bottom is provided with displacement frame (9), displacement frame (9) and drive screw (7) threaded connection, displacement frame (9) and direction slide bar (8) sliding connection, displacement frame (9) bottom both sides all are fixed and are provided with a support section of thick bamboo (10), the inside cover of a support section of thick bamboo (10) is equipped with lifter (11), two fixed mounting panel (12) that is provided with between lifter (11) bottom, mounting panel (12) bottom mounting is provided with projection camera (13), the projection camera (13) is vertically arranged corresponding to the movable experiment table (4).

2. An assistive educational device for educational instruction in accordance with claim 1, wherein: the other end of the top end face of the operating platform (2) is fixedly provided with a support rail (14), the bottom end face of the movable experiment table (4) is fixedly provided with a sliding wheel (15), and the sliding wheel (15) is movably connected with the support rail (14).

3. An assistive educational device for educational instruction in accordance with claim 1, wherein: two fixed limiting plate (16) that is provided with between lifter (11) top, a fixed blotter (17) that is provided with in support section of thick bamboo (10) top, lifter (11) run through blotter (17), limiting plate (16) bottom face and blotter (17) match the setting.

4. An assistive educational device for educational instruction in accordance with claim 1, wherein: the movable locking dish (18) that is provided with in displacement frame (9) bottom, locking dish (18) both ends are all fixed and are provided with spacing fixture block (19), lifter (11) top and bottom surface all are fixed and are provided with spacing draw-in groove (20), spacing fixture block (19) and spacing draw-in groove (20) match the joint.

5. An assistive educational device for educational instruction, according to claim 4, wherein: a torsion spring (21) is fixedly arranged between the locking disc (18) and the displacement frame (9).

6. An assistive educational device for educational instruction in accordance with claim 1, wherein: the mounting panel (12) bottom both sides all are fixed and are provided with fender bracket (22), fender bracket (22) are the crooked setting of U-shaped.

7. An assistive interpretation device for educational instruction according to claim 2, wherein: the fixed supporting cylinder (23) that is provided with of activity laboratory bench (4) one end, supporting cylinder (23) inside activity is provided with locking post (24), support rail (14) one end and middle part are all fixed and are provided with locking hole (25), locking post (24) and locking hole (25) match the setting.

8. An assistive educational device for educational instruction in accordance with claim 7, wherein: locking post (24) middle part is fixed and is provided with and promotes piece (26), it is provided with propelling movement spring (27) to promote piece (26) top, propelling movement spring (27) cup joint with locking post (24).