CN209521447U

CN209521447U - A kind of novel mathematics teaching plate

Info

Publication number: CN209521447U
Application number: CN201920234425.7U
Authority: CN
Inventors: 李美玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-02-25
Filing date: 2019-02-25
Publication date: 2019-10-22
Anticipated expiration: 2029-02-25

Abstract

The utility model relates to teaching aid technical fields, and disclose a kind of novel mathematics teaching plate, including board of education ontology, support column is fixedly connected at left and right sides of the board of education ontology, sleeve is fixedly connected at the top of the support column wall, the sleeve is socketed with threaded rod far from one end at the top of support column wall, and the bottom surface of the support column is inlaid with first bearing, and the inner ring of the first bearing is threadedly coupled with the surface of threaded rod.The utility model drives turntable to rotate together by the rotation of swing handle, since turntable is fixedly connected with the rotating shaft, and driving gear is fixedly attached to the surface of rotation axis, therefore the rotation of turntable drives driving gear to rotate together, since driving gear is sequentially connected by chain and driven gear, therefore the rotation of driving gear drives driven gear to rotate together, and since driven gear is fixedly connected with threaded rod, the rotation of driven gear drives threaded rod to rotate together.

Description

A kind of novel mathematics teaching plate

Technical field

The utility model relates to teaching aid technical field, specially a kind of novel mathematics teaching plate.

Background technique

Mathematics is the Men Xueke for studying the concepts such as quantity, structure, variation, space and information, is belonged in terms of certain angle In one kind of formal science.Board of education is engaged in utensil used in education sector writing demonstration, and usual board of education is located in Plate face in classroom or in meeting room plays the role of explanation demonstration with chalk or free ink pen written contents.

Existing board of education typically refers to blackboard, due to existing board of education mostly use individual blackboard eraser clean it is black Plate wastes physical strength, and the area wiped in the unit time is less, delays lecture time, and teaching efficiency is lower, because occurring a kind of new Type board for teaching mathematics mainly passes through and sets if 206501610 U of China Patent No. CN discloses a kind of novel mathematics teaching plate Fixed link, mobile device and cleaning device are set, pushes cross bar fluted disc can be driven to move in teeth, is brandished always without cleaning person Arm saves physical strength, can increase the area to erase the board in the unit time, to reduce the total duration to erase the board, as far as possible Do not delay lecture time, improves teaching efficiency, and such mode is to have certain defect for student, due to teacher Height and student height difference it is more, as student in use, can not push cross bar wiping blackboard above, so as to cause break Time student problem inconvenient for use.

Utility model content

(1) the technical issues of solving

In order to solve the above problem of the prior art, the utility model provides a kind of novel mathematics teaching plate.

(2) technical solution

In order to achieve the above object, the main technical schemes of the utility model use include:

A kind of novel mathematics teaching plate, including board of education ontology are fixedly connected at left and right sides of the board of education ontology There is support column, sleeve is fixedly connected at the top of the support column wall, the sleeve is far from one end at the top of support column wall It is socketed with threaded rod, the bottom surface of the support column is inlaid with first bearing, the inner ring of the first bearing and threaded rod Surface is threadedly coupled, and the threaded rod wears first bearing far from one end of sleeve and is fixedly connected with driven gear, the religion The bottom for learning plate body surface is fixedly connected with support plate, is inlaid with second bearing in the middle part of the support plate bottom surface, institute The inner ring fixing sleeve for stating second bearing is connected to rotation axis, and the rotation axis is fixedly connected with turntable far from one end of second bearing, The surface fixing sleeve of the rotation axis is connected to driving gear, and the driving gear is sequentially connected by chain and driven gear, institute The surface for stating threaded rod is threaded with fixed block, and the quantity of the fixed block is two, and two fixed blocks are opposite Side is fixedly connected to slide bar, and the slide bar wears the side plate of support column far from one end of fixed block and is fixedly connected with cross Plate, the back side of the transverse slat are fixedly installed with sponge block, and the fixed block is fixedly connected with fixed plate far from the side of slide bar, institute The side for stating support column wall is fixedly connected with coulisse, and the coulisse is internally provided with slide plate, and the fixed plate is separate One end of fixed block is fixedly connected with slide plate.

Preferably, the side of the support column offers through slot, and the slide bar is arranged in the inside of through slot.

It preferably, is flank from sleeve to the part between first bearing on the threaded rod surface, and the screw thread Rest part on bar surface is shiny surface.

Preferably, the surface of the coulisse offers sliding slot, and the inside of sliding slot, and the slide plate is arranged in the slide plate In the internal slide of sliding slot.

Preferably, the surface of the turntable is fixedly connected with swing handle, and the swing handle is located at disc surfaces Edge.

Preferably, the quantity of the threaded rod is two, and the hand of spiral of two threaded rods is identical.

(3) beneficial effect

The utility model provides a kind of novel mathematics teaching plate.Have it is following the utility model has the advantages that

(1), novel mathematics teaching plate, by the way that support column, sleeve, threaded rod, first bearing, driven gear, branch is arranged Fagging, second bearing, rotation axis, turntable, driving gear, chain and swing handle drive turntable by the rotation of swing handle It rotates together, since turntable is fixedly connected with the rotating shaft, and driving gear is fixedly attached to the surface of rotation axis, therefore turntable Rotation drive driving gear to rotate together, since driving gear is sequentially connected by chain and driven gear, driving tooth The rotation of wheel drives driven gear to rotate together, since driven gear is fixedly connected with threaded rod, the rotation of driven gear Threaded rod is driven to rotate together.

(2), novel mathematics teaching plate, by the way that fixed block, slide bar, transverse slat, sponge block, fixed plate, coulisse, cunning is arranged Plate and sliding slot, since fixed block is threadedly coupled with the surface of threaded rod, the rotation of threaded rod drives fixed block rotation, due to fixation Block is fixedly connected by slide bar with transverse slat, and fixed block is fixedly connected by fixed plate with slide plate, thus fixed block rotation by Become to move up and down to limitation, fixed block moves up and down band motion plate and moves up and down together, to make the sponge at the transverse slat back side Block wipes blackboard, so that student be facilitated to use.

Detailed description of the invention

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the top view of the utility model transverse slat；

Fig. 3 is the top cross-sectional view of the utility model coulisse；

Fig. 4 is the side view of the utility model support column.

[description of symbols]

In figure: 1 board of education ontology, 2 support columns, 3 sleeves, 4 threaded rods, 5 first bearings, 6 driven gears, 7 support plates, 8 Second bearing, 9 rotation axis, 10 turntables, 11 driving gears, 12 chains, 13 fixed blocks, 14 slide bars, 15 transverse slats, 16 sponge blocks, 17 Fixed plate, 18 coulisses, 19 slide plates, 20 through slots, 21 sliding slots, 22 swing handles.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figs 1-4, the utility model provides a kind of technical solution: a kind of novel mathematics teaching plate, including board of education Ontology 1, the left and right sides of board of education ontology 1 are fixedly connected to support column 2, are fixedly connected with set at the top of 2 inner wall of support column Cylinder 3, sleeve 3 are socketed with threaded rod 4 far from one end at the top of 2 inner wall of support column, and the quantity of threaded rod 4 is two, and two spiral shells The hand of spiral of rasp bar 4 is identical, and the bottom surface of support column 2 is inlaid with first bearing 5, the inner ring and threaded rod 4 of first bearing 5 Surface be threadedly coupled, be flank from sleeve 3 to the part between first bearing 5 on 4 surface of threaded rod, and 4 table of threaded rod Rest part on face is shiny surface, and threaded rod 4 wears first bearing 5 far from one end of sleeve 3 and is fixedly connected with driven Gear 6, the bottom on 1 surface of board of education ontology are fixedly connected with support plate 7, are inlaid with second in the middle part of 7 bottom surface of support plate Bearing 8, the inner ring fixing sleeve of second bearing 8 are connected to rotation axis 9, and rotation axis 9 is fixedly connected with far from one end of second bearing 8 to be turned Disk 10, the surface of turntable 10 is fixedly connected with swing handle 22, and swing handle 22 is located at the edge on 10 surface of turntable, rotation The surface fixing sleeve of axis 9 is connected to driving gear 11, and driving gear 11 is sequentially connected by chain 12 and driven gear 6, by setting Set support column 2, sleeve 3, threaded rod 4, first bearing 5, driven gear 6, support plate 7, second bearing 8, rotation axis 9, turntable 10, Driving gear 11, chain 12 and swing handle 22 drive turntable 10 to rotate together, due to turntable by the rotation of swing handle 22 10 are fixedly connected with rotation axis 9, and driving gear 11 is fixedly attached to the surface of rotation axis 9, therefore the rotation band of turntable 10 Dynamic driving gear 11 rotates together, since driving gear 11 is sequentially connected by chain 12 and driven gear 6, driving gear 11 rotation drives driven gear 6 to rotate together, since driven gear 6 is fixedly connected with threaded rod 4, driven gear 6 Rotation drives threaded rod 4 to rotate together；

The surface of threaded rod 4 is threaded with fixed block 13, and the quantity of fixed block 13 is two, and two 13 phases of fixed block Pair side be fixedly connected to slide bar 14, slide bar 14 wears the side plate of support column 2 far from one end of fixed block 13 and fixed connects It is connected to transverse slat 15, the side of support column 2 offers through slot 20, and slide bar 14 is arranged in the inside of through slot 20, the back side of transverse slat 15 It is fixedly installed with sponge block 16, fixed block 13 is fixedly connected with fixed plate 17, the side of 2 inner wall of support column far from the side of slide bar 14 Face is fixedly connected with coulisse 18, and coulisse 18 is internally provided with slide plate 19, and the surface of coulisse 18 offers sliding slot 21, sliding The inside of sliding slot 21 is arranged in plate 19, and slide plate 19 is in the internal slide of sliding slot 21, the one end of fixed plate 17 far from fixed block 13 It is fixedly connected with slide plate 19, by setting fixed block 13, slide bar 14, transverse slat 15, sponge block 16, fixed plate 17, coulisse 18, slides Plate 19 and sliding slot 21, since fixed block 13 is threadedly coupled with the surface of threaded rod 4, the rotation of threaded rod 4 drives 13 turns of fixed block Dynamic, since fixed block 13 is fixedly connected by slide bar 14 with transverse slat 15, and fixed block 13 is solid by fixed plate 17 and slide plate 19 Fixed connection, therefore the rotation of fixed block 13 is restricted and becomes to move up and down, fixed block 13 moves up and down band motion plate 15 together It moves up and down, so that the sponge block 16 at 15 back side of transverse slat be made to wipe blackboard.

Working principle: driving turntable 10 to rotate together by the rotation of swing handle 22, since turntable 10 and rotation axis 9 are solid Fixed connection, and driving gear 11 is fixedly attached to the surface of rotation axis 9, therefore the rotation of turntable 10 drives driving gear 11 1 Play rotation, since driving gear 11 is sequentially connected by chain 12 and driven gear 6, the rotation of driving gear 11 drive from Moving gear 6 rotates together, and since driven gear 6 is fixedly connected with threaded rod 4, the rotation of driven gear 6 drives threaded rod 4 It rotates together, since fixed block 13 is threadedly coupled with the surface of threaded rod 4, the rotation of threaded rod 4 drives fixed block 13 to rotate, by It is fixedly connected by slide bar 14 with transverse slat 15 in fixed block 13, and fixed block 13 connects by the way that fixed plate 17 and slide plate 19 are fixed It connects, therefore the rotation of fixed block 13 is restricted and becomes to move up and down, fixed block 13 moves up and down band motion plate 15 together up and down It is mobile, so that the sponge block 16 at 15 back side of transverse slat be made to wipe blackboard.

Can to sum up obtain, the novel mathematics teaching plate, by setting support column 2, sleeve 3, threaded rod 4, first bearing 5, from Moving gear 6, support plate 7, second bearing 8, rotation axis 9, turntable 10, driving gear 11, chain 12 and swing handle 22, by turning The rotation of dynamic handle 22 drives turntable 10 to rotate together, and since turntable 10 is fixedly connected with rotation axis 9, and driving gear 11 is solid Surely it is socketed in the surface of rotation axis 9, therefore the rotation of turntable 10 drives driving gear 11 to rotate together, since driving gear 11 is logical Cross chain 12 and driven gear 6 to be sequentially connected, therefore the rotation of driving gear 11 drives driven gear 6 to rotate together, due to from Moving gear 6 is fixedly connected with threaded rod 4, therefore the rotation of driven gear 6 drives threaded rod 4 to rotate together.

Meanwhile by the way that fixed block 13, slide bar 14, transverse slat 15, sponge block 16, fixed plate 17, coulisse 18, slide plate 19 is arranged With sliding slot 21, since fixed block 13 is threadedly coupled with the surface of threaded rod 4, the rotation of threaded rod 4 drives fixed block 13 to rotate, by It is fixedly connected by slide bar 14 with transverse slat 15 in fixed block 13, and fixed block 13 connects by the way that fixed plate 17 and slide plate 19 are fixed It connects, therefore the rotation of fixed block 13 is restricted and becomes to move up and down, fixed block 13 moves up and down band motion plate 15 together up and down It is mobile, to make the sponge block 16 at 15 back side of transverse slat wipe blackboard, so that student be facilitated to use.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions, the element limited by sentence " including a reference structure ", is not arranged Except there is also other identical elements in the process, method, article or apparatus that includes the element.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of novel mathematics teaching plate, including board of education ontology (1), it is characterised in that: the left and right of the board of education ontology (1) Two sides are fixedly connected to support column (2), are fixedly connected with sleeve (3), the sleeve at the top of support column (2) inner wall (3) it is socketed with threaded rod (4) far from one end at the top of support column (2) inner wall, the bottom surface of the support column (2) is inlaid with the The inner ring of one bearing (5), the first bearing (5) is threadedly coupled with the surface of threaded rod (4), and the threaded rod (4) is far from set One end of cylinder (3) wears first bearing (5) and is fixedly connected with driven gear (6), the bottom on board of education ontology (1) surface It is fixedly connected with support plate (7), is inlaid with second bearing (8), the second bearing in the middle part of support plate (7) bottom surface (8) inner ring fixing sleeve is connected to rotation axis (9), and the rotation axis (9) is fixedly connected with turntable far from the one end of second bearing (8) (10), the surface fixing sleeve of the rotation axis (9) is connected to driving gear (11), the driving gear (11) by chain (12) with Driven gear (6) transmission connection, the surface of the threaded rod (4) are threaded with fixed block (13), the fixed block (13) Quantity is two, and two opposite sides of the fixed block (13) are fixedly connected to slide bar (14), and the slide bar (14) is remote One end from fixed block (13) wears the side plate of support column (2) and is fixedly connected with transverse slat (15), the back side of the transverse slat (15) It is fixedly installed with sponge block (16), the fixed block (13) is fixedly connected with fixed plate (17), institute far from the side of slide bar (14) The side for stating support column (2) inner wall is fixedly connected with coulisse (18), and the coulisse (18) is internally provided with slide plate (19), The fixed plate (17) is fixedly connected far from the one end of fixed block (13) with slide plate (19).

2. a kind of novel mathematics teaching plate according to claim 1, it is characterised in that: open the side of the support column (2) Equipped with through slot (20), and the slide bar (14) is arranged in the inside of through slot (20).

3. a kind of novel mathematics teaching plate according to claim 1, it is characterised in that: on threaded rod (4) surface from Sleeve (3) to the part between first bearing (5) is flank, and the rest part on the threaded rod (4) surface is light Sliding surface.

4. a kind of novel mathematics teaching plate according to claim 1, it is characterised in that: open on the surface of the coulisse (18) Equipped with sliding slot (21), the slide plate (19) is arranged in the inside of sliding slot (21), and the slide plate (19) is in the inside of sliding slot (21) Sliding.

5. a kind of novel mathematics teaching plate according to claim 1, it is characterised in that: the surface of the turntable (10) is fixed It is connected with swing handle (22), and the swing handle (22) is located at the edge on turntable (10) surface.

6. a kind of novel mathematics teaching plate according to claim 1, it is characterised in that: the quantity of the threaded rod (4) is Two, and the hand of spiral of two threaded rods (4) is identical.