CN210466872U

CN210466872U - Multifunctional teaching board for history teaching

Info

Publication number: CN210466872U
Application number: CN201921573108.4U
Authority: CN
Inventors: 王青
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-05-05
Anticipated expiration: 2029-09-20

Abstract

The utility model relates to a teaching equipment technical field just discloses a history teaching is with multi-functional teaching board, the package rubbing board comprises a base and a plate body, first recess has been seted up to the inside of base, the through-hole has been seted up at the top of first recess, the first support column of top fixedly connected with of base, and first support column is located first recess directly over, the cavity has been seted up to the inside of first support column, the inner bottom lateral wall fixedly connected with rotating electrical machines of first recess, the output of rotating electrical machines and the bottom fixed connection of threaded rod. This multi-functional teaching board is used in history teaching through the cooperation between gear and the rack to the gear can make the rapid edge of removal to the data of movable plate, and the cooperation between rethread push rod motor and the ejector sleeve, and then the left side that makes the movable plate step up the data on the surface of plate body, just makes the device can be convenient again rapid fix the data not of uniform size from this.

Description

Multifunctional teaching board for history teaching

Technical Field

The utility model relates to a teaching equipment technical field specifically is a history teaching is with multi-functional teaching board.

Background

In the teaching engineering, the teacher often can need to use the teaching board to carry out supplementary explanation work, the explanation of especially historical class, need carry out detailed special explanation to some data sometimes, present teaching board function singleness is mostly constituteed by several boards, and the size of the used data of teacher is not of uniform size, so current teaching board often can't be fixed the data of not uniform size, it is troublesome from this to have brought many unnecessary for teacher's teaching.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a history teaching is with multi-functional teaching board has solved current history teaching and is with teaching board function singleness, can not carry out the problem of fixing to the data not of uniform size.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a multifunctional teaching board for history teaching comprises a base and a board body, wherein a first groove is formed in the base, a through hole is formed in the top of the first groove, a first supporting column is fixedly connected to the top of the base and is positioned right above the first groove, a cavity is formed in the first supporting column, a rotating motor is fixedly connected to the inner bottom side wall of the first groove, the output end of the rotating motor is fixedly connected with the bottom end of a threaded rod, the top end of the threaded rod penetrates out of the through hole and extends into the cavity, a movable pipe is screwed on the outer side of the threaded rod and is positioned in the cavity, the top end of the movable pipe is fixedly connected with the bottom end of a second supporting column, the top end of the second supporting column penetrates out of the cavity and extends out of the first supporting column, and the top end of the second supporting column is fixedly connected with the bottom of the board body, the front side of the plate body is provided with a clamping plate, the front side of the plate body is provided with a first sliding cavity, a second sliding cavity and a third sliding cavity, the first sliding cavity is positioned above the second sliding cavity, the second sliding cavity is positioned above the third sliding cavity, the rear side of the first sliding cavity is provided with a balance groove, the rear side of the second sliding cavity is provided with a placing groove, the inside of the balance groove is connected with a balance block in a sliding manner, the front side of the balance block is fixedly connected with a connecting block, the front side of the connecting block penetrates through the first sliding cavity and is sleeved at the top of the movable plate, the rear side of the middle part of the movable plate is fixedly connected with a push pipe, the rear end of the push pipe is clamped in the second sliding cavity and is fixedly connected with the output end of a push rod motor, the front side of the push rod motor is connected in the second sliding cavity in a sliding manner, the inside of the third sliding cavity is fixedly connected with a rack, and the, the gear is meshed with the rack, the bottom side of the middle of the gear is fixedly connected with the output end of the motor, the bottom of the motor is fixedly connected to the inner bottom side wall of the second groove, the second groove is formed in the bottom of the rear side of the moving block, the top of the moving block is provided with a moving cavity, and the interior of the moving cavity is in sliding connection with the bottom of the moving block.

Preferably, the top of the plate body is fixedly connected with a handle, and four corners of the bottom of the base are provided with universal wheels.

Preferably, the size of the balance weight is matched with that of the balance groove, and the height of the connecting block is matched with the width of the first sliding cavity.

Preferably, the top of gear and the bottom fixed connection of spliced pole, the top of spliced pole and the bottom fixed connection of bearing, the top fixed connection of bearing is at the interior top lateral wall of second recess.

Preferably, the width of the moving cavity is matched with the width of the moving plate, and the length of the moving cavity is greater than the thickness of the moving plate.

Preferably, the splint comprise horizontal pole and montant, and the fixed slot has all been seted up on the right side of the bottom of horizontal pole and montant.

Preferably, the second support column is a hollow support column, and the diameter of the hollow inside of the second support column is larger than the diameter of the threaded rod and smaller than the diameter of the movable tube.

(III) advantageous effects

Compared with the prior art, the utility model provides a history teaching is with multi-functional teaching board possesses following beneficial effect:

1. this multi-functional teaching board is used in history teaching through the cooperation between gear and the rack to the gear can make the rapid edge of removal to the data of movable plate, and the cooperation between rethread push rod motor and the ejector sleeve, and then the left side that makes the movable plate step up the data on the surface of plate body, just makes the device can be convenient again rapid fix the data not of uniform size from this.

2. This multi-functional teaching board is used in history teaching through setting up handle and universal wheel, and then makes the mobile position that the device can be convenient, reduces teacher's burden from this, through the cooperation between threaded rod and the movable tube, and then makes the device have height-adjusting's function.

Drawings

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

FIG. 2 is a sectional view of a part of the plate body of the present invention;

FIG. 3 is a sectional view of the base of the present invention;

fig. 4 is a schematic diagram of the moving block structure of the present invention.

In the figure: 1. a base; 2. a moving block; 3. a moving chamber; 4. moving the plate; 5. pushing the tube; 6. connecting blocks; 7. a splint; 8. a handle; 9. a first slide chamber; 10. a second slide chamber; 11. a plate body; 12. a third slide chamber; 13. a rack; 14. a cavity; 15. a second support column; 16. a first support column; 17. a push rod motor; 18. a placement groove; 19. a counterbalance; 20. a balancing tank; 21. a movable tube; 22. a threaded rod; 23. a first groove; 24. a rotating electric machine; 25. a through hole; 26. a second groove; 27. a motor; 28. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a multifunctional teaching board for history teaching comprises a base 1 and a board 11, wherein the base 1 is provided with a first groove 23 therein, the top of the first groove 23 is provided with a through hole 25, the top of the base 1 is fixedly connected with a first support column 16, the first support column 16 is positioned right above the first groove 23, the first support column 16 is provided with a cavity 14 therein, the inner bottom sidewall of the first groove 23 is fixedly connected with a rotating motor 24, the output end of the rotating motor 24 is fixedly connected with the bottom end of a threaded rod 22, the top end of the threaded rod 22 penetrates through the through hole 25 and extends into the cavity 14, the outer side of the threaded rod 22 is screwed with a movable tube 21, the movable tube 21 is positioned in the cavity 14, the height of the multifunctional teaching board is adjusted by the cooperation between the threaded rod 22 and the movable tube 21, the top end of the movable tube 21 is fixedly connected with the bottom end of a second support column 15, the second supporting column 15 is a hollow supporting column, the hollow diameter inside the second supporting column 15 is larger than the diameter of the threaded rod 22 and smaller than the diameter of the movable tube 21, the top end of the second supporting column 15 penetrates through the cavity 14 and extends out of the first supporting column 16, the top end of the second supporting column 15 is fixedly connected with the bottom of the plate body 11, the top of the plate body 11 is fixedly connected with a handle 8, four corners of the bottom of the base 1 are respectively provided with a universal wheel, through the arrangement of the handle 8 and the universal wheels, the device can be conveniently moved, so that the burden of teachers is reduced, the front surface of the plate body 11 is provided with a clamping plate 7, the clamping plate 7 consists of a cross rod and a vertical rod, the bottom of the cross rod and the right side of the vertical rod are respectively provided with a fixing groove, the front surface of the plate body 11 is provided with a first sliding cavity 9, a second sliding cavity 10 and a third sliding cavity 12, the first sliding cavity 9 is positioned above, a balance groove 20 is arranged on the rear side of the first sliding cavity 9, a placing groove 18 is arranged on the rear side of the second sliding cavity 10, a balance block 19 is connected inside the balance groove 20 in a sliding manner, the size of the balance block 19 is matched with that of the balance groove 20, the height of the connecting block 6 is matched with the width of the first sliding cavity 9, the front side of the balance block 19 is fixedly connected with the connecting block 6, the front side of the connecting block 6 penetrates through the first sliding cavity 9 and is sleeved on the top of the moving plate 4, the rear side of the middle part of the moving plate 4 is fixedly connected with a push pipe 5, the rear end of the push pipe 5 is clamped in the second sliding cavity 10 and is fixedly connected with the output end of a push rod motor 17, the front side of the push rod motor 17 is movably connected in the second sliding cavity 10, a rack 13 is fixedly connected inside the third sliding cavity 12, a gear 28 is rotatably connected inside the third sliding cavity 12, the gear 28 is meshed with the rack 13, the top, the top end of the connecting column is fixedly connected with the bottom of the bearing, the top of the bearing is fixedly connected with the inner top side wall of the second groove 26, through the matching between the gear 28 and the rack 13, the gear 28 can enable the movable plate 4 to rapidly move to the edge of data, then through the matching between the push rod motor 17 and the push pipe 5, the left side of the movable plate 4 tightly fastens the data on the surface of the plate body 11, therefore, the device can conveniently and rapidly fix data with different sizes, the bottom side of the middle part of the gear 28 is fixedly connected with the output end of the motor 27, the bottom of the motor 27 is fixedly connected with the inner bottom side wall of the second groove 26, the second groove 26 is arranged at the bottom of the rear side of the movable block 2, the top of the movable block 2 is provided with the movable cavity 3, the width of the movable cavity 3 is matched with the width of the movable plate 4, the length of the movable cavity, the interior of the moving chamber 3 is slidably connected to the bottom of the moving plate 4.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When the device is used, the device is moved to a required position through the handle 8 or the universal wheel, then the rotating motor 24 is controlled to operate, so that the output end of the rotating motor 24 drives the movable tube 21 to move upwards, the movable tube 21 drives the second supporting column 15 to move upwards and the plate body 11 moves upwards along with the movable tube, when the content on the front surface of the plate body 11 can be seen by teachers and students, the rotating motor 24 is stopped to be controlled, teaching material data is clamped into the fixing grooves between the cross bars and the vertical bars, then the motor 27 is controlled to operate, so that the output end of the motor 27 drives the gear 28 and the rack 13 to form tooth dislocation to generate reverse motion, the gear 28 drives the movable block 2 and the movable plate 4 to move towards the data, when one side of the left side of the movable plate 4 is positioned on the front surface of the data side, the motor 27 is stopped to control the push rod motor 17 to drive, the left side of the moving plate 4 is firmly fixed on the front surface of the plate body 11.

In summary, the multifunctional teaching board for history teaching is characterized in that the gear 28 is matched with the rack 13, so that the gear 28 can enable the movable plate 4 to rapidly move to the edge of the data, and then the left side of the movable plate 4 is tightly clamped on the surface of the board body 11 through the matching between the push rod motor 17 and the push pipe 5, so that the multifunctional teaching board for history teaching can conveniently and rapidly fix the data with different sizes.

This multi-functional teaching board is used in history teaching through setting up handle 8 and universal wheel, and then makes the mobile position that the device can be convenient, reduces teacher's burden from this, through the cooperation between threaded rod 22 and the activity pipe 21, and then makes the device have height-adjusting's function.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a multi-functional teaching board is used in history teaching, includes base (1) and plate body (11), its characterized in that: first recess (23) have been seted up to the inside of base (1), through-hole (25) have been seted up at the top of first recess (23), the first support column (16) of top fixedly connected with of base (1), and first support column (16) are located first recess (23) directly over, cavity (14) have been seted up to the inside of first support column (16), the interior bottom lateral wall fixedly connected with rotating electrical machines (24) of first recess (23), the output of rotating electrical machines (24) and the bottom fixed connection of threaded rod (22), through-hole (25) are worn out and extend to in cavity (14) to the top of threaded rod (22), the outside spiral shell dress of threaded rod (22) has movable pipe (21), and movable pipe (21) are located cavity (14), the top of movable pipe (21) and the bottom fixed connection of second support column (15), the top end of the second supporting column (15) penetrates out of the cavity (14) and extends out of the first supporting column (16), the top end of the second supporting column (15) is fixedly connected with the bottom of the plate body (11), the front surface of the plate body (11) is provided with a clamping plate (7), the front surface of the plate body (11) is provided with a first sliding cavity (9), a second sliding cavity (10) and a third sliding cavity (12), the first sliding cavity (9) is positioned above the second sliding cavity (10), the second sliding cavity (10) is positioned above the third sliding cavity (12), the rear side of the first sliding cavity (9) is provided with a balance groove (20), the rear side of the second sliding cavity (10) is provided with a placing groove (18), the balance block (19) is connected inside the balance block (20) in a sliding manner, the front side of the balance block (19) is fixedly connected with a connecting block (6), the front side of the connecting block (6) penetrates out of the first sliding cavity (9) and is sleeved on the top of the moving plate (4), the rear side of the middle part of the moving plate (4) is fixedly connected with a push pipe (5), the rear end of the push pipe (5) is clamped in the second sliding cavity (10) and is fixedly connected with the output end of a push rod motor (17), the front side of the push rod motor (17) is connected in the second sliding cavity (10) in a sliding way, the inside of the third sliding cavity (12) is fixedly connected with a rack (13), a gear (28) is rotatably connected inside the third sliding cavity (12), the gear (28) is meshed with the rack (13), the bottom side of the middle part of the gear (28) is fixedly connected with the output end of the motor (27), the bottom of the motor (27) is fixedly connected with the inner bottom side wall of the second groove (26), the second groove (26) is arranged at the bottom of the rear side of the moving block (2), the top of the moving block (2) is provided with a moving cavity (3), the interior of the moving cavity (3) is connected with the bottom of the moving plate (4) in a sliding way.

2. The multifunctional teaching board for history teaching according to claim 1, wherein: the top fixedly connected with handle (8) of plate body (11), the four corners of base (1) bottom all is provided with the universal wheel.

3. The multifunctional teaching board for history teaching according to claim 1, wherein: the size of the balance weight (19) is matched with that of the balance groove (20), and the height of the connecting block (6) is matched with the width of the first sliding cavity (9).

4. The multifunctional teaching board for history teaching according to claim 1, wherein: the top of gear (28) and the bottom fixed connection of spliced pole, the top of spliced pole and the bottom fixed connection of bearing, the top fixed connection of bearing is at the interior top lateral wall of second recess (26).

5. The multifunctional teaching board for history teaching according to claim 1, wherein: the width of the moving cavity (3) is matched with the width of the moving plate (4), and the length of the moving cavity (3) is larger than the thickness of the moving plate (4).

6. The multifunctional teaching board for history teaching according to claim 1, wherein: the splint (7) comprise a cross rod and a vertical rod, and the bottom of the cross rod and the right side of the vertical rod are both provided with fixing grooves.

7. The multifunctional teaching board for history teaching according to claim 1, wherein: the second supporting column (15) is a hollow supporting column, and the diameter of the hollow part in the second supporting column (15) is larger than that of the threaded rod (22) and smaller than that of the movable tube (21).