CN214202693U

CN214202693U - Teaching aid for teaching of mechanical basic courses

Info

Publication number: CN214202693U
Application number: CN202120266350.8U
Authority: CN
Inventors: 黎嫦娥
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-31
Filing date: 2021-01-31
Publication date: 2021-09-14
Anticipated expiration: 2031-01-31

Abstract

The utility model relates to a teaching aid technical field specifically is a teaching aid for teaching of basic course of machinery, including the teaching aid body, the turning position department of teaching aid body bottom all is fixed with U type frame, and the inside of U type frame all is equipped with the universal wheel through the pivot cover, the surface of pivot both sides all is provided with second arc supporting piece, the top of teaching aid body is fixed with teaching platform, the turning position department of operation panel all overlaps and is equipped with the slide bar, the forked tail spout has all been seted up to the inside both sides of slide bar, operation panel one side teaching platform's fixed surface has the toolbox, the turning position department of mount table bottom all is provided with fine-tuning. The utility model discloses not only realized the function that the teaching aid was convenient for remove when using and carried out the locking to the universal wheel, highly carried out the function of fine setting to the projecting apparatus when having realized the teaching aid use, carried out the function of altitude mixture control to the operation panel when having realized the teaching aid use moreover.

Description

Teaching aid for teaching of mechanical basic courses

Technical Field

The utility model relates to a teaching aid technical field specifically is a teaching aid that is used for basic course of machinery to impart knowledge to students.

Background

The teaching aid is a real object aiming at propagating science and technology and educating people, is a complete scientific and technological media, is an indispensable device in teenager science and technology activities, is lack of teaching aids of current mechanical courses, does not use the teaching aids basically in class, and teachers difficultly form a complete real object image in the brain of students by mechanical structures in the course of lecturing, and the motion path and the principle of a mechanism also appear fuzzy and unclear in the brains of the students, so that the teaching aids are needed to visually show the use principle of the mechanical structures to the students.

Teaching aids on the market are various and can basically meet the use requirements of people, but still have certain problems, and the specific problems are as follows:

1. when the traditional teaching aid is used, the functions of facilitating movement and locking the universal wheels are rarely realized, so that the phenomenon of sliding of the teaching aid is easily caused when the teaching aid is used;

2. when the traditional teaching aid is used, the function of finely adjusting the height of the projector is rarely set, so that the phenomenon that a projected image is not clear when video explanation is carried out is easily caused;

3. traditional teaching aid sets up the function that carries out altitude mixture control to the operation panel when using very seldom to the comfort level of teaching quality and teaching has been reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching aid for teaching of machinery class basis course to it is convenient for remove and carry out the locking to the universal wheel to solve the teaching aid and to put forward in the above-mentioned background art and realize very few when using, and the setting is very little when using finely tunes the height of projecting apparatus, and sets up the problem of carrying out altitude mixture control to the operation panel very little when using.

In order to achieve the above object, the utility model provides a following technical scheme: a teaching aid for teaching of mechanical basic courses comprises a teaching aid body, wherein U-shaped frames are fixed at corner positions at the bottom of the teaching aid body, universal wheels are arranged in the U-shaped frames through rotating shaft sleeves, second arc-shaped clamping pieces are arranged on the surfaces of two sides of the rotating shaft, first arc-shaped clamping pieces are arranged on the surfaces of rotating shafts on one sides of the second arc-shaped clamping pieces, arc-shaped anti-skidding pads are adhered to the inner side walls of the first arc-shaped clamping pieces and the inner side walls of the second arc-shaped clamping pieces, a teaching platform is fixed above the teaching aid body, an operating platform is arranged at a central position of the surface of the teaching platform, sliding rods are sleeved at the corner positions of the operating platform, the bottom ends of the sliding rods are fixedly connected with the surface of the teaching platform, the top ends of the sliding rods penetrate through the operating platform and are fixed with limiting blocks, through holes are formed at the corner positions of the operating platform, and the inside wall of through-hole both sides all is fixed with the forked tail slider, the forked tail spout has all been seted up to the inside both sides of slide bar, and the forked tail spout cooperatees with the forked tail slider, the fixed surface of operation panel one side teaching platform has the toolbox, and the teaching platform surface one side of keeping away from the toolbox is provided with the mount table to the surface mounting of mount table has the projecting apparatus, the turning position department of mount table bottom all is provided with fine-tuning.

Preferably, the corner positions of the surface of the operating platform are all provided with fixing bolts, and one ends of the fixing bolts penetrate through the operating platform and are fixed with the surface threads of the sliding rod.

Preferably, fine setting screw rod, locking bolt, fine setting barrel, arc locking plate and sucking disc have set gradually to fine setting mechanism's inside, the turning position department of mount table bottom all is fixed with fine setting barrel, and fine setting barrel's inside all is equipped with fine setting screw rod, fine setting screw rod's bottom all articulates there is the sucking disc.

Preferably, the bottom of sucking disc all is connected with the fixed surface of teaching platform, the surface of fine setting spiral shell section of thick bamboo all is provided with locking bolt, and locking bolt's one end all runs through fine setting spiral shell section of thick bamboo and articulated have the arc locking plate to the inside wall of arc locking plate all contacts with the surface of fine setting screw rod.

Preferably, the inside wall at arc slipmat both sides second arc centre gripping piece both ends all articulates there is adjusting screw, and adjusting screw's one end all runs through the both ends of first arc centre gripping piece and is fixed with the rotation handle.

Preferably, the surfaces of the two ends of the first arc-shaped clamping piece are provided with locking knobs, and one ends of the locking knobs penetrate through the first arc-shaped clamping piece and are in contact with the surface of the adjusting screw rod.

Compared with the prior art, the beneficial effects of the utility model are that: the teaching aid for teaching of the mechanical basic courses not only realizes the functions of facilitating movement and locking the universal wheels when the teaching aid is used, the function of finely adjusting the height of the projector when the teaching aid is used, but also realizes the function of adjusting the height of the operating platform when the teaching aid is used;

1. by arranging the rotating handle, the adjusting screw rod, the first arc-shaped clamping piece, the arc-shaped non-slip mat, the second arc-shaped clamping piece and the locking knob, the rotating handle is sequentially rotated to drive the first arc-shaped clamping piece to move under the action of the adjusting screw rod, so that the arc-shaped non-slip mat is in close contact with the rotating shaft, the rotating shaft is locked under the combined action of the second arc-shaped clamping piece and the first arc-shaped clamping piece, then the adjusting screw rod is locked by rotating the locking knob, the functions of facilitating movement and locking the universal wheel when the teaching aid is used are realized, and the phenomenon that the teaching aid slides when the teaching aid is used is avoided;

2. the fine adjustment screw rod, the fine adjustment screw cylinder, the locking bolt and the arc-shaped locking piece are arranged, the fine adjustment screw rod is sequentially rotated to push the fine adjustment screw cylinder to drive the mounting table to move, the height of the projector is finely adjusted, the locking bolt is reversely rotated after the height of the projector is adjusted to be proper, the arc-shaped locking piece is pushed to be tightly attached to the surface of the fine adjustment screw rod, the fine adjustment screw rod is locked, the function of finely adjusting the height of the projector when the teaching aid is used is realized, and the phenomenon that a projected image is unclear when video explanation is carried out is avoided;

3. through being provided with fixing bolt, the forked tail slider, the forked tail spout, slide bar and fixing bolt, if need carry out the real operation explanation to the student, take off fixing bolt from the surface of operation panel, promote the operation panel and carry out linear motion along the slide bar under the mutually supporting of forked tail slider and forked tail spout, adjust the operation panel to suitable high back, reverse rotation fixing bolt fixes the operation panel on the surface of slide bar, the function of carrying out altitude mixture control to the operation panel when having realized the teaching aid and using, thereby the comfort level of teaching quality and teaching has been improved.

Drawings

Fig. 1 is a schematic view of the appearance structure of the utility model;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the utility model at the position B in fig. 1;

fig. 4 is an enlarged schematic view of the fine adjustment mechanism of the present invention.

In the figure: 1. a teaching aid body; 2. a universal wheel; 3. a teaching platform; 4. a tool box; 5. an operation table; 6. a limiting block; 7. a slide bar; 8. a projector; 9. an installation table; 10. a fine adjustment mechanism; 1001. fine adjustment of the screw rod; 1002. locking the bolt; 1003. fine adjustment of the screw cylinder; 1004. an arc-shaped locking piece; 1005. a suction cup; 11. a U-shaped frame; 12. a through hole; 13. a dovetail slide block; 14. fixing the bolt; 15. a dovetail chute; 16. a first arc-shaped clamping piece; 17. an arc-shaped anti-skid pad; 18. rotating the handle; 19. adjusting the screw rod; 20. a second arc-shaped clamping piece; 21. a rotating shaft; 22. and locking the knob.

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, and furthermore, the terms "first", "second", "third", "upper, lower, left, right", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; can be directly connected with each other, also can be indirectly connected with each other through the intermediary, based on the embodiment in the utility model, all other embodiments that ordinary skilled in the art obtained under the prerequisite of not making creative work all belong to the scope of protection of the utility model.

The utility model provides a structure of a teaching aid for teaching of mechanical basic courses is shown in figures 1 and 3, which comprises a teaching aid body 1, U-shaped frames 11 are fixed at the corner positions of the bottom of the teaching aid body 1, universal wheels 2 are sleeved in the U-shaped frames 11 through rotating shafts 21, second arc-shaped clamping pieces 20 are arranged on the surfaces of both sides of the rotating shafts 21, first arc-shaped clamping pieces 16 are arranged on the surfaces of the rotating shafts 21 at one sides of the second arc-shaped clamping pieces 20, arc-shaped anti-skid pads 17 are adhered on the inner side walls of the first arc-shaped clamping pieces 16 and the second arc-shaped clamping pieces 20, adjusting screw rods 19 are hinged on the inner side walls of both ends of the second arc-shaped clamping pieces 20 at both sides of the arc-shaped anti-skid pads 17, one end of each adjusting screw rod 19 penetrates through both ends of the first arc-shaped clamping pieces 16 and is fixed with a rotating handle 18, locking knobs 22 are arranged on the surfaces of both ends, one end of the locking knob 22 penetrates through the first arc-shaped clamping piece 16 and is in contact with the surface of the adjusting screw rod 19, so that the teaching aid is convenient to move and has the function of locking the universal wheel 2 when in use;

further, as shown in fig. 1 and 2, a teaching platform 3 is fixed above the teaching aid body 1, the center of the surface of the teaching platform 3 is provided with an operating platform 5, the corners of the operating platform 5 are sleeved with sliding rods 7, the bottom ends of the sliding rods 7 are fixedly connected with the surface of the teaching platform 3, the top ends of the sliding rods 7 penetrate through the operating platform 5 and are fixed with the limiting blocks 6, the corners of the operating platform 5 are provided with through holes 12, dovetail slide blocks 13 are fixed on the inner side walls of the two sides of the through hole 12, dovetail slide grooves 15 are arranged on the two sides of the inner part of the slide rod 7, the dovetail sliding groove 15 is matched with the dovetail sliding block 13, the corner positions of the surface of the operating platform 5 are all provided with fixing bolts 14, one end of the fixing bolt 14 penetrates through the operating platform 5 and is fixed with the surface thread of the sliding rod 7, and the fixing bolt is used for adjusting the height of the operating platform 5 when the teaching aid is used;

further, as shown in fig. 1 and 4, a tool box 4 is fixed on the surface of the teaching platform 3 on one side of the console 5, a mounting table 9 is arranged on one side of the surface of the teaching platform 3 away from the tool box 4, a projector 8 is arranged on the surface of the mounting table 9, a fine adjustment mechanism 10 is arranged at each corner position of the bottom of the mounting table 9, a fine adjustment screw 1001, a locking bolt 1002, a fine adjustment screw cylinder 1003, an arc-shaped locking plate 1004 and a suction cup 1005 are sequentially arranged in the fine adjustment mechanism 10, a fine adjustment screw cylinder 1003 is fixed at each corner position of the bottom of the mounting table 9, a fine adjustment screw 1001 is sleeved in the fine adjustment screw cylinder 1003, a suction cup 1005 is hinged to the bottom of the fine adjustment screw 1001, the bottom of each suction cup 1005 is fixedly connected with the surface of the teaching platform 3, a locking bolt 1002 is arranged on the surface of the fine adjustment screw cylinder 1003, and one end of the locking bolt 1002 penetrates through the fine adjustment screw cylinder 1003 and is hinged to the arc-shaped plate 1004, the inner side walls of the arc-shaped locking pieces 1004 are all contacted with the surface of the fine adjustment screw 1001;

during the use, if need use projecting apparatus 8 to carry out the video explanation to the student, rotatory fine setting screw 1001 makes it promote fine setting screw cylinder 1003 and drives mount table 9 and remove in proper order, highly finely tune projecting apparatus 8, adjust to suitable high back counter rotation locking bolt 1002, make its surface that promotes arc lock plate 1004 and fine setting screw 1001 closely laminate, with fine setting screw 1001 locking, the function of highly finely tuning projecting apparatus 8 when having realized the teaching aid use, thereby the not clear phenomenon of projection image when having avoided carrying out the video explanation.

The working principle is as follows: when the teaching aid is used, the teaching aid is moved to a specified place under the action of the universal wheel 2, then the rotating handle 18 is sequentially rotated to drive the first arc-shaped clamping piece 16 to move under the action of the adjusting screw rod 19, the arc-shaped anti-skid pad 17 is in close contact with the rotating shaft 21, the rotating shaft 21 is locked under the combined action of the second arc-shaped clamping piece 20 and the first arc-shaped clamping piece 16, then the adjusting screw rod 19 is locked by rotating the locking knob 22, the functions of facilitating movement and locking the universal wheel 2 when the teaching aid is used are realized, and therefore the phenomenon that the teaching aid slides when in use is avoided;

if a student needs to be explained by the projector 8, the fine adjustment screw 1001 is sequentially rotated to push the fine adjustment screw cylinder 1003 to drive the mounting table 9 to move, the height of the projector 8 is finely adjusted, the locking bolt 1002 is reversely rotated after the height of the projector 8 is adjusted to a proper height, the fine adjustment screw 1001 is pushed to push the arc-shaped locking piece 1004 to be tightly attached to the surface of the fine adjustment screw 1001, the fine adjustment screw 1001 is locked, the function of finely adjusting the height of the projector 8 when the teaching aid is used is realized, and the phenomenon that a projected image is unclear when the video explanation is carried out is avoided;

if need carry out the real operation explanation to the student, take off fixing bolt 14 from the surface of operation panel 5, promote operation panel 5 and carry out linear motion along slide bar 7 under mutually supporting of forked tail slider 13 and forked tail spout 15, adjust operation panel 5 to suitable high back, reverse rotation fixing bolt 14 fixes operation panel 5 on slide bar 7's surface, the function of altitude mixture control is carried out to operation panel 5 when having realized the teaching aid use, thereby the comfort level of teaching quality and teaching has been improved, the use work of teaching aid is finally accomplished.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a teaching aid for teaching of basic course of machinery class, includes teaching aid body (1), its characterized in that: the teaching aid is characterized in that U-shaped frames (11) are fixed at the corner positions of the bottom of the teaching aid body (1), universal wheels (2) are sleeved in the U-shaped frames (11) through rotating shafts (21), second arc-shaped clamping pieces (20) are arranged on the surfaces of two sides of the rotating shafts (21), first arc-shaped clamping pieces (16) are arranged on the surfaces of the rotating shafts (21) on one sides of the second arc-shaped clamping pieces (20), arc-shaped anti-skidding pads (17) are adhered to the inner side walls of the first arc-shaped clamping pieces (16) and the second arc-shaped clamping pieces (20), a teaching platform (3) is fixed above the teaching aid body (1), an operation table (5) is arranged at the center position of the surface of the teaching platform (3), sliding rods (7) are sleeved at the corner positions of the operation table (5), and the bottom ends of the sliding rods (7) are fixedly connected with the surface of the teaching platform (3), and the top of slide bar (7) all runs through operation panel (5) and is fixed with spacing piece (6), through-hole (12) have all been seted up to the turning position department of operation panel (5), and the inside wall of through-hole (12) both sides all is fixed with forked tail slider (13), forked tail spout (15) have all been seted up to the inside both sides of slide bar (7), and forked tail spout (15) and forked tail slider (13) cooperate, the fixed surface of operation panel (5) one side teaching platform (3) has toolbox (4), and one side that toolbox (4) were kept away from on teaching platform (3) surface is provided with mount table (9) to the surface mounting of mount table (9) has projecting apparatus (8), the turning position department of mount table (9) bottom all is provided with fine-tuning (10).

2. A teaching aid for basic lesson teaching on the machine-like level as claimed in claim 1, wherein: and fixing bolts (14) are arranged at the corner positions of the surface of the operating platform (5), and one ends of the fixing bolts (14) penetrate through the operating platform (5) and are fixed with the surface threads of the sliding rod (7).

3. A teaching aid for basic lesson teaching on the machine-like level as claimed in claim 1, wherein: the inside of fine setting mechanism (10) has set gradually fine setting screw rod (1001), locking bolt (1002), fine setting barrel (1003), arc locking piece (1004) and sucking disc (1005), the corner position department of mount table (9) bottom all is fixed with fine setting barrel (1003), and the inside of fine setting barrel (1003) all overlaps and is equipped with fine setting screw rod (1001), the bottom of fine setting screw rod (1001) all articulates there is sucking disc (1005).

4. A teaching aid for basic lesson teaching of the mechanical type as claimed in claim 3, wherein: the bottom of sucking disc (1005) all is connected with the fixed surface of teaching platform (3), the surface of fine setting barrel (1003) all is provided with locking bolt (1002), and the one end of locking bolt (1002) all runs through fine setting barrel (1003) and articulates there is arc locking piece (1004) to the inside wall of arc locking piece (1004) all contacts with the surface of fine setting screw rod (1001).

5. A teaching aid for basic lesson teaching on the machine-like level as claimed in claim 1, wherein: the inside wall at arc slipmat (17) both sides second arc centre gripping piece (20) both ends all articulates there is adjusting screw (19), and the one end of adjusting screw (19) all runs through the both ends of first arc centre gripping piece (16) and is fixed with rotation handle (18).

6. The teaching aid for teaching basic courses of machines of claim 5, wherein: the surfaces of the two ends of the first arc-shaped clamping piece (16) are provided with locking knobs (22), and one ends of the locking knobs (22) penetrate through the first arc-shaped clamping piece (16) and are in contact with the surface of the adjusting screw rod (19).