CN212208661U

CN212208661U - Primary school mathematics teacher's apparatus

Info

Publication number: CN212208661U
Application number: CN202021279132.XU
Authority: CN
Inventors: 春梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2020-12-22
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses a primary school mathematics teacher's apparatus, comprising a base plate, the fixed welding of rear end of bottom plate has a handle, the equal fixed welding of upper end left part and the upper end right part of bottom plate has the fixed plate, the spout has all been opened to the upper end of fixed plate, equal sliding connection has the slider in the spout, common swing joint has the teaching main part between two sliders, the front end upper portion of teaching main part is provided with the time table, two firm boards of upper end fixedly connected with and the fixing base of bottom plate, the middle part of firm board alternates and is connected with adjusting part, adjusting part's front portion is located the spout that corresponds, the common transmission in rear portion of two adjusting part is connected with actuating mechanism, the left end and the right-hand member of fixing base all rotate through the pivot and are connected with the transfer line, and the. A primary school mathematics teacher's apparatus, compact structure, portable, the function is various, can not only arouse student's interest in learning, has still improved the teaching quality.

Description

Primary school mathematics teacher's apparatus

Technical Field

The utility model relates to a primary school mathematics teaching aid technical field, in particular to primary school mathematics teacher's apparatus.

Background

The teaching aid can improve the learning interest of students, enrich perceptual knowledge, help to form clear concepts, develop the observation ability and thinking ability of students, and generally divide into 3 types of common teaching aids, special teaching aids and infant teaching aids.

When teachers teach addition courses, two numbers needing to be added are often written on a blackboard, result calculation is carried out, children must bear and add a pithy formula to calculate a correct result during teaching, learning interest of the children cannot be aroused, teaching quality can be reduced, teaching is not visual, a plurality of students consider that mathematics learning is very difficult, and learning enthusiasm degree of the students for mathematics is influenced, so that a primary school mathematics teacher tool is provided.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a primary school mathematics teacher's apparatus, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a primary school mathematics teacher tool comprises a bottom plate, wherein a handle is fixedly welded at the rear end of the bottom plate, fixed plates are fixedly welded at the left part and the right part of the upper end of the bottom plate, sliding grooves are formed in the upper ends of the fixed plates, sliding blocks are connected in the sliding grooves in a sliding mode, a teaching main body is movably connected between the two sliding blocks in a common mode, a time table is arranged at the upper part of the front end of the teaching main body, two stabilizing plates and a fixed seat are fixedly connected at the upper end of the bottom plate, the two stabilizing plates are located between the two fixed plates and the fixed seat, the two stabilizing plates are respectively located behind the two fixed plates and correspond to the fixed plates, adjusting assemblies are connected in an inserting mode in the middle of the stabilizing plates, the front portions of the adjusting assemblies are located in the corresponding sliding grooves, the rear portions of the adjusting assemblies are located behind the adjusting assemblies, the upper end fixed connection of actuating mechanism and bottom plate, the left end and the right-hand member of fixing base all are connected with the transfer line through the pivot rotation, the transfer line is L type structure, and the front portion of transfer line passes through bearing and teaching main part swing joint.

Preferably, the front end cross section of the sliding groove is of a T-shaped structure, the size of the upper end cross section is smaller than that of the lower end cross section, and the lower structure of the sliding block is matched with the inner structure of the adjusting assembly.

Preferably, the adjusting component comprises a threaded rod, the threaded rod is located in the sliding groove and is in threaded connection with the sliding block, and one end of the threaded rod penetrates through the middle of the stabilizing plate and is fixedly connected with a transmission gear.

Preferably, actuating mechanism includes positive and negative motor and conveyer belt, the output fixedly connected with bull stick of positive and negative motor, the front end fixedly connected with drive gear of bull stick, drive gear and two drive gear are located same horizontal plane, drive gear passes through the conveyer belt and two drive gear transmission are connected.

Preferably, the teaching main part includes the mount, the mount is U type structure, the upper portion swing joint of pivot and slider is all passed through to the lower part of the left part of mount and the lower part of right part, the front end middle part fixed mounting of mount has the magnetism blank, the three mark board of front end upper portion fixedly connected with of magnetism blank, the front end of mount left part and the front end of right part are No. one collection board of fixedly connected with and No. two collection boards respectively, the front end of a collection board and No. two collection boards is magnetism respectively inhaled No. one magnetic block of a plurality of and No. two magnetic blocks of a plurality of mutually, the surface middle part of mount all is through bearing and transfer line swing joint.

Preferably, the timetable comprises a timetable main body, a fixed rod is fixedly connected to the center of the timetable main body, three pointers are movably sleeved on the fixed rod, and the lengths of the three pointers are different.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a, in the utility model discloses, mr can show the operation of addition and subtraction for students through a magnetic block and a magnetic block two on magnetic whiteboard, can also drive the student to the cognition of clock and watch hour hand, minute hand and second hand through rotating the pointer, and drive student's cognitive time step by step, and the function is various, helps strengthening student's understanding, improves student's interest in learning;

two, the utility model discloses in, drive gear positive and negative rotation through positive and negative motor, can drive two drive gear positive and negative rotations simultaneously, through slider and threaded rod threaded connection, make the slider slide around inside the spout, can drive the mount through the transfer line and upwards or rotate downwards, realize teaching main part and bottom plate perpendicular or parallel to realize the expansion and the folding of teaching main part, the simple operation, the flexibility is strong, and occupation space is little, portable.

Drawings

FIG. 1 is a schematic view of the extended state of the teaching aid of the present invention;

FIG. 2 is a schematic view of the folding state of the primary school mathematics teacher tool of the present invention;

FIG. 3 is a schematic view of the connection structure of the adjusting component of the teaching aid of primary school;

FIG. 4 is a schematic structural diagram of a driving mechanism of the primary school mathematics teacher tool of the present invention;

fig. 5 is the utility model relates to a teaching main part's of primary school's mathematics teacher's apparatus structural schematic.

In the figure: 1. a base plate; 2. a fixing plate; 3. a slider; 4. a stabilizing plate; 5. an adjustment assembly; 6. a drive mechanism; 7. a teaching main body; 8. a time schedule; 9. a fixed seat; 10. a transmission rod; 11. a handle; 21. a chute; 51. a threaded rod; 52. a transmission gear; 61. a positive and negative motor; 62. a rotating rod; 63. a drive gear; 64. a conveyor belt; 71. a fixed mount; 72. a magnetic whiteboard; 73. labeling the plate; 74. a first collection plate; 75. a second collecting plate; 76. a first magnetic block; 77. a second magnetic block; 81. a timepiece body; 82. fixing the rod; 83. a pointer.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-5, a primary school mathematics teacher's tool comprises a bottom plate 1, a handle 11 is fixedly welded at the rear end of the bottom plate 1, a fixed plate 2 is fixedly welded at the left part and the right part of the upper end of the bottom plate 1, a sliding groove 21 is formed in the upper end of the fixed plate 2, a sliding block 3 is slidably connected in the sliding groove 21, a teaching main body 7 is movably connected between the two sliding blocks 3, a time meter 8 is arranged at the upper part of the front end of the teaching main body 7, two stabilizing plates 4 and a fixed seat 9 are fixedly connected at the upper end of the bottom plate 1, the two stabilizing plates 4 are both positioned between the two fixed plates 2 and the fixed seat 9, the two stabilizing plates 4 are respectively positioned at the rear of the two fixed plates 2 and correspond to each other, an adjusting assembly 5 is inserted and connected in the middle of the stabilizing plate 4, the front of the adjusting assembly 5 is positioned in the corresponding sliding groove 21, and the rear of the, the upper end fixed connection of actuating mechanism 6 and bottom plate 1, the left end and the right-hand member of fixing base 9 all are connected with transfer line 10 through the pivot rotation, and transfer line 10 is L type structure, and the front portion of transfer line 10 passes through bearing and teaching main part 7 swing joint.

The cross section of the front end of the sliding groove 21 is of a T-shaped structure, the size of the cross section of the upper end is smaller than that of the cross section of the lower end, the sliding block 3 is limited, the sliding block 3 is prevented from rotating in the sliding groove 21, the stability is improved, and the lower structure of the sliding block 3 is matched with the internal structure of the adjusting assembly 5; the adjusting assembly 5 comprises a threaded rod 51, the threaded rod 51 is positioned in the sliding groove 21 and is in threaded connection with the sliding block 3, the sliding block 3 is driven by the threaded rod 51 to slide back and forth in the sliding groove 21, one end of the threaded rod 51 penetrates through the middle of the stabilizing plate 4 and is fixedly connected with a transmission gear 52, the junction of the threaded rod 51 and the stabilizing plate 4 is in rotary connection through a bearing, and the transmission gear 52 is in transmission connection with a conveyor belt 64 to drive the threaded rod 51 to rotate; the driving mechanism 6 comprises a positive and negative motor 61 and a conveyor belt 64, the output end of the positive and negative motor 61 is fixedly connected with a rotating rod 62, the front end of the rotating rod 62 is fixedly connected with a driving gear 63, the driving gear 63 and the two transmission gears 52 are positioned on the same horizontal plane, and the driving gear 63 is in transmission connection with the two transmission gears 52 through the conveyor belt 64; the teaching main body 7 comprises a fixed frame 71, the fixed frame 71 is of a U-shaped structure, the lower part of the left part and the lower part of the right part of the fixed frame 71 are movably connected with the upper part of the sliding block 3 through rotating shafts, a magnetic white board 72 is fixedly arranged in the middle of the front end of the fixed frame 71, three marking boards 73 are fixedly connected to the upper part of the front end of the magnetic white board 72, so that marking is convenient and understanding of students is enhanced, a first collecting board 74 and a second collecting board 75 are respectively and fixedly connected to the front end of the left part and the front end of the right part of the fixed frame 71, the first collecting board 74, the second collecting board 75 and the magnetic white board 72 are magnetic boards and are convenient to attract the first magnetic block 76 and the second magnetic block 77, the front ends of the first collecting board 74 and the second collecting board 75 are respectively and magnetically attracted with a plurality of the first magnetic block 76 and a plurality of the second magnetic block 77, and the shapes of the first magnetic block 76 and the, the student can conveniently distinguish and understand, the middle part of the outer surface of the fixing frame 71 is movably connected with the transmission rod 10 through the bearing, the teaching main body 7 can be driven to rotate through the transmission rod 10 to be perpendicular to the bottom plate 1, the demonstration effect is achieved, the teaching main body can be folded when not in use, the carrying is convenient, and the flexibility is strong; the timetable 8 comprises a timetable body 81, a fixed rod 82 is fixedly connected to the center of the timetable body 81, three hands 83 are movably sleeved on the fixed rod 82, the lengths of the three hands 83 are different and respectively represent an hour hand, a minute hand and a second hand, and the understanding of students on the timetable can be enhanced.

It should be noted that the utility model relates to a primary school mathematics teacher's apparatus, in the course of teaching mathematics, it makes drive gear 63 rotate to drive bull stick 62 through positive and negative motor 61, bull stick 62 and two drive gear 52 transmission connection through conveyer belt 64, can drive two drive gear 52 rotations simultaneously, drive threaded rod 51 rotation through drive gear 52, thereby make slider 3 slide backward in spout 21, at this moment, upwards rotate through transfer line 10 and pull teaching subject 7 and rotate upwards until teaching subject 7 is perpendicular with bottom plate 1, at this moment, close positive and negative motor 61, mr can show the operation of method for students through a magnetic block 76 and a second magnetic block 77 on magnetic white board 72, can also drive students to the cognition of clock, minute hand and second hand through rotating pointer 83, and drive students's cognitive time step by step, strengthen students's understanding, improve student's interest in learning, can drive bull stick 62 antiport through positive and negative motor 61 when not using, make slider 3 slide forward in spout 21, reset through transfer line 10 and promote mount 71 and bottom plate 1 parallel, reduce the parking space, be convenient for carry through handle 11, the flexibility is strong, it is convenient to use.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a primary school mathematics teacher's apparatus, includes bottom plate (1), its characterized in that: a handle (11) is fixedly welded at the rear end of the bottom plate (1), the fixed plate (2) is fixedly welded at the left end and the right end of the bottom plate (1), a sliding groove (21) is formed in the upper end of the fixed plate (2), sliding blocks (3) are slidably connected in the sliding groove (21), a teaching main body (7) is movably connected between the two sliding blocks (3) together, a time meter (8) is arranged at the upper part of the front end of the teaching main body (7), two stabilizing plates (4) and a fixing seat (9) are fixedly connected at the upper end of the bottom plate (1), the two stabilizing plates (4) are respectively positioned behind the two fixed plates (2) and correspond to each other, and an adjusting assembly (5) is alternately connected to the middle of each stabilizing plate (4), the utility model discloses a teaching machine, including base plate (1), adjusting part (5), rear portion, actuating mechanism (6), drive mechanism (6) and bottom plate (1), the front portion of adjusting part (5) is located corresponding spout (21), and the rear portion is located the rear of adjusting part (5), and the common transmission in rear portion of two adjusting part (5) is connected with actuating mechanism (6), the upper end fixed connection of actuating mechanism (6) and bottom plate (1), the left end and the right-hand member of fixing base (9) all rotate through the pivot and are connected with transfer line (10), transfer line (10) are L type structure, and the front portion of transfer line (10) passes through bearing.

2. An elementary school mathematics teacher's tool according to claim 1, characterized by that: the front end cross section of the sliding groove (21) is of a T-shaped structure, the size of the upper end cross section is smaller than that of the lower end cross section, and the lower structure of the sliding block (3) is matched with the inner structure of the adjusting assembly (5).

3. An elementary school mathematics teacher's tool according to claim 1, characterized by that: the adjusting component (5) comprises a threaded rod (51), the threaded rod (51) is located in the sliding groove (21) and is in threaded connection with the sliding block (3), and a transmission gear (52) is fixedly connected to the middle of the fixing plate (4) in a penetrating mode at one end of the threaded rod (51).

4. An elementary school mathematics teacher's tool according to claim 1, characterized by that: actuating mechanism (6) are including positive and negative motor (61) and conveyer belt (64), the output fixedly connected with bull stick (62) of positive and negative motor (61), the front end fixedly connected with drive gear (63) of bull stick (62), drive gear (63) and two drive gear (52) are located same horizontal plane, drive gear (63) are through conveyer belt (64) and two drive gear (52) transmission connection.

5. An elementary school mathematics teacher's tool according to claim 1, characterized by that: the teaching main body (7) comprises a fixing frame (71), the fixing frame (71) is of a U-shaped structure, the lower part of the left part and the lower part of the right part of the fixed frame (71) are both movably connected with the upper part of the sliding block (3) through rotating shafts, a magnetic white board (72) is fixedly arranged in the middle of the front end of the fixing frame (71), three marking boards (73) are fixedly connected to the upper part of the front end of the magnetic white board (72), the front end of the left part and the front end of the right part of the fixing frame (71) are respectively and fixedly connected with a first collecting plate (74) and a second collecting plate (75), the front ends of the first collecting plate (74) and the second collecting plate (75) are respectively magnetically attracted with a plurality of first magnetic blocks (76) and a plurality of second magnetic blocks (77), the middle part of the outer surface of the fixed frame (71) is movably connected with the transmission rod (10) through a bearing.

6. An elementary school mathematics teacher's tool according to claim 1, characterized by that: the time table (8) comprises a clock main body (81), a fixed rod (82) is fixedly connected to the center of the clock main body (81), three pointers (83) are movably sleeved on the fixed rod (82), and the lengths of the three pointers (83) are different.