CN213370596U

CN213370596U - Novel adjustable teaching platform for mathematical education

Info

Publication number: CN213370596U
Application number: CN202022029461.5U
Authority: CN
Inventors: 张红梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-06-08
Anticipated expiration: 2030-09-16

Abstract

The utility model discloses a novel adjustable teaching platform for mathematical education in the technical field of teaching aids, which comprises a bottom plate, wherein four corners of the lower end surface of the bottom plate are respectively provided with a support frame, the inner cavity of the support frame is movably connected with a rolling wheel, the upper end surface of the bottom plate is uniformly provided with a telescopic rod, the upper end surface of the telescopic rod is fixedly connected with a first shell, the center of the upper end surface of the bottom plate is provided with a threaded sleeve, the upper end of the inner cavity of the threaded sleeve is movably connected with a threaded push rod, the upper end of the threaded push rod penetrates through the first shell to the first shell cavity, the inner cavity of the first shell is provided with a transmission device, the transmission device is movably connected with the threaded push rod, the upper end surface of, the device simple structure, convenient operation effectively adjusts the height of teaching platform and the projection angle of projecting apparatus, improves the teaching effect.

Description

Novel adjustable teaching platform for mathematical education

Technical Field

The utility model relates to a teaching aid technical field specifically is a novel adjustable teaching platform for mathematical education.

Background

Along with the continuous development of science and technology, multimedia teaching is gradually generally used by each college, multimedia equipment is generally installed in the classroom of higher colleges, teaching can generally adopt the mode that traditional teaching and multimedia teaching combine to give lessons in the teaching process, be equipped with ordinary teaching platform and multimedia teaching platform in the classroom from this, it is too big to lead to occupying classroom space, make the classroom space seem crowded, and current teaching platform can not remove, lead to the projecting apparatus just can fix a certain department, and current teaching platform can not adjust according to teacher's height, not only influence the teaching effect like this, teacher's teaching burden has been increased, and teaching efficiency has been reduced, student's learning effect has been influenced, therefore, we propose a novel adjustable teaching platform for mathematical teaching.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel adjustable teaching platform for mathematical education to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel adjustable teaching platform for mathematical teaching comprises a bottom plate, wherein support frames are arranged at four corners of the lower end surface of the bottom plate, rolling wheels are movably connected to the inner cavity of each support frame, telescopic rods are uniformly arranged on the upper end surface of the bottom plate, the upper end surface of each telescopic rod is fixedly connected with a first shell, a threaded sleeve is arranged at the center of the upper end surface of the bottom plate, a threaded push rod is movably connected to the upper end of the inner cavity of the threaded sleeve, the upper end of the threaded push rod penetrates through the first shell to the first shell cavity, a transmission device is arranged in the inner cavity of the first shell and is movably connected with the threaded push rod, a second shell is arranged on the upper end surface of the first shell, a groove is arranged in the middle of the upper end surface of the second shell, connecting shafts are arranged on the left and right end surfaces of the groove, a display screen is movably connected with the middle of the, and rollers are arranged on one side, close to the projector, of the lower end face of the storage cabinet.

Preferably, transmission includes driving motor, driving gear, driven gear and bearing, first casing inner chamber left side is equipped with driving motor, driving motor's motor shaft upper end is equipped with the driving gear, the fixed cover of screw thread push rod upper portion outer wall has connect the bearing, the bearing inner chamber of terminal surface under setting up in first casing in the outer lane, screw thread push rod up end is equipped with driven gear, the driving gear is in driven gear meshing mutually.

Preferably, the right end of the lower end face of the projector is uniformly provided with a supporting seat, the upper end face of the supporting seat is fixedly connected with a hinge, the other end face of the hinge is fixedly connected with the lower end face of the projector, an electric telescopic rod is arranged on the left side of the lower end face of the projector, and the rear side of the second shell is a transparent panel.

Preferably, the middle part of one side of the storage cabinet, which is far away from the projector, is provided with a handle, and the handle is sleeved with a rubber sleeve.

Preferably, the threaded push rod is in threaded connection with the threaded sleeve, and an inner cavity of the threaded sleeve is provided with an internal thread matched with the threaded push rod.

Preferably, the upper end face of the first shell is uniformly provided with through holes, and the left side and the right side of the first shell are provided with heat dissipation holes.

Compared with the prior art, the beneficial effects of the utility model are that: through transmission, the screw thread push rod, screw thread sleeve and telescopic link, start driving motor, driving motor drives the driving gear rotatory, and the driving gear drives driven gear rotatory, and driven gear drives the screw thread push rod rotatory, guarantees that the screw thread push rod can reciprocate at the screw thread sleeve inner chamber, and the telescopic link can change length according to reciprocating of screw thread push rod simultaneously, guarantees that first casing and second casing can normally reciprocate, guarantees the highly convenient teaching of second casing.

Through display screen, projecting apparatus, supporting seat, hinge and electric telescopic handle, guarantee can remove the teaching platform, utilize external power supply to start the display screen, start electric telescopic handle, adjust the projection angle of projecting apparatus, make things convenient for the student to watch, the student more can understand, makes things convenient for the teacher to explain simultaneously, improves the quality of teaching.

Drawings

FIG. 1 is a diagram: the utility model discloses adjustable teaching platform structure sketch map for mathematical education;

FIG. 2 is a diagram of: the utility model relates to a left visual structure schematic diagram of an adjustable teaching table for mathematical education;

FIG. 3 is a diagram of: the utility model discloses transmission structure schematic diagram.

In the figure: 1. a base plate; 2. a telescopic rod; 3. a first housing; 4. a handle; 5. a storage cabinet; 6. a second housing; 7. a groove; 8. a display screen; 9. a connecting shaft; 10. a projector; 11. a roller; 12. a threaded push rod; 13. a threaded sleeve; 14. a rolling wheel; 15. a support frame; 16. an electric telescopic rod; 17. a hinge; 18. a supporting seat; 19. a drive motor; 20. a driving gear; 21. a driven gear; 22. and a bearing.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

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.

Example 1

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a novel adjustable teaching platform for mathematical education, includes

bottom plate

1, 1 terminal surface four corners department all is equipped with support frame 15 under the bottom plate, the equal swing joint of 15 inner chambers of support frame has

roll wheel

14, 1 up end of bottom plate evenly is equipped with telescopic link 2, the first casing of the equal fixed connection of 2 up end of telescopic link 3, telescopic link 4 is equipped with four groups, and terminal surface welds in 1 up end of bottom plate under the telescopic link 4, terminal surface welding under the up end of telescopic link 4 and the first casing 3 guarantees that first casing 3 is stable.

Referring to fig. 1, a threaded sleeve 13 is disposed at the center of the upper end surface of the bottom plate 1, a threaded push rod 12 is movably connected to the upper end of the inner cavity of the threaded sleeve 13, the upper end of the threaded push rod 12 penetrates through the first housing 3 to the cavity of the first housing 3, a transmission device is disposed in the inner cavity of the first housing 3, the transmission device is movably connected to the threaded push rod 12, and a through hole is disposed at the center of the lower end surface of the first housing 3 to ensure that the threaded push rod 12 normally passes through the.

Please refer to fig. 1, the upper end surface of the first housing 3 is provided with a second housing 6, the middle part of the upper end surface of the second housing 6 is provided with a groove 7, the left and right end surfaces of the groove 7 are provided with a connecting shaft 9, the connecting shaft 9 is movably connected with a display screen 8, the rear end of the middle part of the inner cavity of the second housing 6 is provided with a projector 10, the left and right sides of the inner cavity of the second housing 6 are respectively provided with a storage cabinet 5, the lower end surface of the storage cabinet 5 is provided with a roller 11 near one side of the projector 10, the depth of the groove 7 is equal to the thickness of the display screen 10, when the storage cabinet is not used, the display screen 10 can be closed, dust is prevented from entering the display screen 10, the normal use of the display screen 10 is affected, and mathematical teaching.

Referring to fig. 3, the transmission device includes a driving motor 19, a driving gear 20, a driven gear 21 and a bearing 22, the driving motor 19 is disposed on the left side of the inner cavity of the first housing 3, the driving gear 20 is disposed on the upper end of the motor shaft of the driving motor 19, the bearing 22 is fixedly sleeved on the outer wall of the upper portion of the threaded push rod 12, the outer ring of the bearing 22 is disposed in the inner cavity of the lower end surface of the first housing 3, the driven gear 21 is disposed on the upper end surface of the threaded push rod 12, the driving gear 20 is engaged with the driven gear 21, the inner cavity of the first housing 3 is disposed with a storage battery, and the driving motor 19 is electrically connected.

Please refer to fig. 2, the right end of the lower end face of the projector 10 is uniformly provided with a support seat 18, the hinge 17 is fixedly connected to the upper end face of the support seat 18, the other end of the hinge 17 is fixedly connected to the lower end face of the projector 10, the left side of the lower end face of the projector 10 is provided with an electric telescopic rod 16, the rear side of the second shell 6 is a transparent panel, the opening of the hinge 17 faces to the left side, it is ensured that the projector 10 can adjust the projection angle, the upper end and the lower end of the electric telescopic rod 16 are both provided with connecting seats, and the connecting seats are respectively arranged at the bottom end of the inner cavity of the second shell 6 and.

Referring to fig. 1, handles 4 are arranged in the middle of one side, away from the projector 10, of the storage cabinet 5, rubber sleeves are sleeved on the handles 4, the handles 4 facilitate teachers to pull out the storage cabinet 5 and push in the storage cabinet 5, and the rubber sleeves ensure that hands do not slip, so that the storage cabinet is convenient to use.

Referring to fig. 1, the threaded push rod 12 is connected to the threaded sleeve 13 through a thread, and an inner cavity of the threaded sleeve 13 is provided with an internal thread matched with the threaded push rod 12, so that the threaded push rod 12 is ensured to rotate, the threaded push rod 12 can be driven to move up and down, and the threaded sleeve 13 starts to fix, thereby ensuring that the teaching table normally ascends or descends.

Example 2

Through holes and heat dissipation holes are added on the basis of embodiment 1, please refer to fig. 1, through holes are uniformly formed in the upper end face of the first shell 3, heat dissipation holes are formed in the left side and the right side of the first shell 3, it is guaranteed that heat generated by the operation of the projector 10 can enter the inner cavity of the first shell 3 through the through holes, the heat generated by the operation of the driving motor 19 can be discharged from the heat dissipation holes, the heat dissipation holes are inclined, it is guaranteed that dust cannot enter the heat dissipation holes, it is avoided that the heat generated by the operation of the driving motor 19 and the operation of the projector 10 is difficult to discharge, and the service lives of the projector 10 and the.

Have increased through-hole and louvre for embodiment 1, guaranteed that the heat that projecting apparatus 10 work produced can get into 3 inner chambers of first casing through the through-hole, the louvre can be followed to the heat that driving motor 19 work produced and discharges, and the louvre is the slope form, guarantees that the dust can not get into, avoids influencing the heat that driving motor 19 and projecting apparatus 10 work produced to be difficult to discharge, prolongs projecting apparatus 10 and driving motor 19's life.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

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 novel adjustable teaching platform for mathematical education, includes bottom plate (1), its characterized in that: the novel plastic packaging box is characterized in that supporting frames (15) are arranged at four corners of the lower end face of the bottom plate (1), rolling wheels (14) are movably connected to the inner cavity of each supporting frame (15), telescopic rods (2) are evenly arranged on the upper end face of the bottom plate (1), the upper end face of each telescopic rod (2) is fixedly connected with a first shell (3), a threaded sleeve (13) is arranged at the center of the upper end face of the bottom plate (1), a threaded push rod (12) is movably connected to the upper end of the inner cavity of the threaded sleeve (13), the upper end of the threaded push rod (12) penetrates through the first shell (3) to the cavity of the first shell (3), a transmission device is arranged in the inner cavity of the first shell (3) and is movably connected with the threaded push rod (12), a second shell (6) is arranged on the upper end face of the first shell (3), a groove (7) is arranged in the middle of the upper, connecting axle (9) swing joint has display screen (8), second casing (6) inner chamber middle part rear end is equipped with projecting apparatus (10), the second casing (6) inner chamber left and right sides all is equipped with accomodates cabinet (5), terminal surface all is equipped with gyro wheel (11) near projecting apparatus (10) one side under accomodating cabinet (5).

2. The novel adjustable teaching platform for mathematical education as claimed in claim 1, wherein: the transmission device comprises a driving motor (19), a driving gear (20), a driven gear (21) and a bearing (22), the left side of an inner cavity of the first shell (3) is provided with the driving motor (19), the upper end of a motor shaft of the driving motor (19) is provided with the driving gear (20), the outer wall of the upper portion of the threaded push rod (12) is fixedly sleeved with the bearing (22), an outer ring of the bearing (22) is arranged in an inner cavity of the lower end face of the first shell (3), the upper end face of the threaded push rod (12) is provided with the driven gear (21), and the driving gear (20) is meshed with the driven gear (21).

3. The novel adjustable teaching platform for mathematical education as claimed in claim 1, wherein: the projector support is characterized in that a supporting seat (18) is evenly arranged at the right end of the lower end face of the projector (10), a hinge (17) is fixedly connected to the upper end face of the supporting seat (18), the other end of the hinge (17) is fixedly connected with the lower end face of the projector (10), an electric telescopic rod (16) is arranged on the left side of the lower end face of the projector (10), and the rear side of the second shell (6) is a transparent panel.

4. The novel adjustable teaching platform for mathematical education as claimed in claim 1, wherein: handle (4) are all equipped with in the middle part of accomodate cabinet (5) keep away from projecting apparatus (10) one side, and the cover has the rubber sleeve on handle (4).

5. The novel adjustable teaching platform for mathematical education as claimed in claim 1, wherein: the threaded push rod (12) is in threaded connection with the threaded sleeve (13), and an inner cavity of the threaded sleeve (13) is provided with an inner thread matched with the threaded push rod (12).

6. The novel adjustable teaching platform for mathematical education as claimed in claim 1, wherein: the upper end face of the first shell (3) is uniformly provided with through holes, and the left side and the right side of the first shell (3) are provided with heat dissipation holes.