CN109008327A

CN109008327A - A kind of height-adjustable teaching aid rack

Info

Publication number: CN109008327A
Application number: CN201811090640.0A
Authority: CN
Inventors: 潘为红
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-19
Filing date: 2018-09-19
Publication date: 2018-12-18

Abstract

The invention discloses a kind of height-adjustable teaching aid racks, including casing, the inner cavity of described sleeve pipe is provided with slide bar, the top of the slide bar runs through the top of casing and extends to the outside of casing, the right side opening of the slide bar is equipped with card slot, and the inner cavity of the card slot is provided with fixture block, and the top on the right side of described sleeve pipe offers through-hole, the fixture block extends to the inner cavity of through-hole far from the side of card slot, and the side that the fixture block is located at through-hole is fixedly connected with the first in command.The present invention is used cooperatively by casing, slide bar, card slot, fixture block, through-hole, the first in command, the first thread bush, second handle, the second thread bush, threaded rod and placement plate, it is able to solve the problem of current existing some racks are not adjustable height, achieve the purpose that conveniently the height of rack is adjusted, the use for facilitating the teacher and classmate of different heights, gives bringing great convenience property of teaching.

Description

A kind of height-adjustable teaching aid rack

Technical field

The present invention relates to teaching aid rack technical field, specially a kind of height-adjustable teaching aid rack.

Background technique

Teaching aid includes conventional used in middle and primary schools' basic education and big, all kinds of specialized educations of special secondary school and profession teaching aid, and one As have material object, objective things are directly presented in face of student, so as to student's direct feeling, object simulating, including sample, model With other duplicate, such as tellurion, manikin, engineering equipment model, the modernization for reproducing things image and its process is set It is standby, such as projector, television set, recorder, video recorder, slide projector, projector, the conventional teaching aid used when also giving lessons, such as Blackboard, blackboard eraser, blank, chalk etc., current existing some teaching aid racks, can not easily carry out the tune of height to it Section, is not applied for the use of different height teachers or student, brings inconvenience to teaching.

Summary of the invention

The purpose of the present invention is to provide a kind of height-adjustable teaching aid rack, has and facilitate the excellent of adjusting height Point solves existing some teaching aid racks, the adjusting of height can not easily be carried out to it, is not applied for different bodies The use of Gao teacher or student bring inconvenient problem to teaching.

To achieve the above object, the invention provides the following technical scheme: a kind of height-adjustable teaching aid rack, packet Casing is included, the inner cavity of described sleeve pipe is provided with slide bar, and the top of the slide bar runs through the top of casing and extends to the outer of casing The right side opening in portion, the slide bar is equipped with card slot, and the inner cavity of the card slot is provided with fixture block, and the top on the right side of described sleeve pipe offers Through-hole, the fixture block extend to the inner cavity of through-hole far from the side of card slot, and the side that the fixture block is located at through-hole is fixedly connected with The first in command, the top on the right side of described sleeve pipe are fixedly connected with screwed pipe, and the top on the right side of described sleeve pipe is provided with the first screw thread It covers, is fixedly connected with second handle on the right side of first thread bush, the second thread bush is fixedly connected at the top of the slide bar, The thread in inner cavity of second thread bush is connected with threaded rod, is fixedly connected with placement plate at the top of the threaded rod.

Preferably, the bottom of described sleeve pipe is fixedly connected with fixed block, the surface of the fixed block open up it is fluted, it is described The inner cavity of groove is connected with stabilizer blade by shaft.

Preferably, the two sides of the placement plate bottom are fixedly connected to hook, and the two sides at the top of the placement plate are solid Surely it is connected with first baffle, the front-end and back-end at the top of the placement plate are fixedly connected to second baffle.

Preferably, the right side of described sleeve pipe and it is located at the bottom of the first thread bush and is fixedly connected with limited block, described first The surface of handle and second handle is arranged with Anti-slip cover, and the top on the right side of described sleeve pipe is fixedly connected with screwed pipe, the spiral shell The surface of line pipe and the thread in inner cavity of thread bush connect.

Compared with prior art, beneficial effects of the present invention are as follows:

1, the present invention passes through casing, slide bar, card slot, fixture block, through-hole, the first in command, the first thread bush, second handle, the second spiral shell Line set, threaded rod and placement plate are used cooperatively, and are able to solve the problem of current existing some racks are not adjustable height, Achieve the purpose that conveniently the height of rack is adjusted, facilitate the use of the teacher and classmate of different heights, Give bringing great convenience property of teaching.

2, the present invention being used cooperatively by setting fixed block, groove and stabilizer blade, can be supported effect to the present apparatus While, the stability of the present apparatus is enhanced, is linked up with by setting, certain special teaching aids can be hung up, increase it Practicability can carry out lattice gear to the teaching aid being placed in placement plate, avoid it by setting first baffle and second baffle A possibility that falling increases the safety of the present apparatus, by the way that limited block is arranged, can limit the first thread bush, prevent Only the first thread bush slides to the bottom of casing, by the way that Anti-slip cover is arranged, is capable of increasing finger and the first in command and second handle Between frictional force, preferably by fixture block take out card slot adjust rack length and adjust thread bush position.

Detailed description of the invention

Fig. 1 is schematic structural view of the invention；

Fig. 2 is the schematic top plan view of placement plate of the present invention；

Fig. 3 is partial enlargement structural representation at A in Fig. 1 of the present invention；

Fig. 4 is partial enlargement structural representation at B in Fig. 1 of the present invention.

In figure: 1 casing, 2 slide bars, 3 card slots, 4 fixture blocks, 5 through-holes, 6 first in command, 7 first thread bush, 8 second handles, 9 Second thread bush, 10 threaded rods, 11 placement plates, 12 fixed blocks, 13 grooves, 14 stabilizer blades, 15 hooks, 16 first baffles, 17 second Baffle, 18 limited blocks, 19 Anti-slip covers, 20 screwed pipes.

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.

Fig. 1-4, a kind of height-adjustable teaching aid rack, including casing 1 are please referred to, the bottom of casing 1 is fixed to be connected It is connected to fixed block 12, the surface of fixed block 12 opens up fluted 13, and the inner cavity of groove 13 is connected with stabilizer blade 14 by shaft, Pass through being used cooperatively for setting fixed block 12, groove 13 and stabilizer blade 14, while effect capable of being supported to the present apparatus, enhancing The stability of the present apparatus, the right side of casing 1 and the bottom for being located at first thread bush 7 are fixedly connected with limited block 18, by setting Limited block 18 is set, the first thread bush 7 can be limited, prevents the first thread bush 7 from sliding to the bottom of casing 1, casing 1 Inner cavity is provided with slide bar 2, and the top of slide bar 2 runs through the top of casing 1 and extends to the outside of casing 1, and the right side of slide bar 2 opens up Have a card slot 3, the inner cavity of card slot 3 is provided with fixture block 4, and the top on 1 right side of casing offers through-hole 5, fixture block 4 far from card slot 3 one Side extends to the inner cavity of through-hole 5, and the side that fixture block 4 is located at through-hole 5 is fixedly connected with the first in command 6, and the top on 1 right side of casing is solid Surely it is connected with screwed pipe 20, the top on 1 right side of casing is provided with the first thread bush 7, and the top on 1 right side of described sleeve pipe is fixedly connected There is screwed pipe 20, the surface of the screwed pipe 20 is connect with the thread in inner cavity of thread bush 7, and the right side of the first thread bush 7 is fixed to be connected It is connected to second handle 8, the surface of the first in command 6 and second handle 8 is arranged with Anti-slip cover 19, passes through setting Anti-slip cover 19, energy Enough increase the frictional force between finger and the first in command 6 and second handle 8, fixture block 4 is preferably taken out into card slot 3 and adjusts rack Length and the position for adjusting thread bush, the top of slide bar 2 is fixedly connected with the second thread bush 9, the thread in inner cavity of the second thread bush 9 It is connected with threaded rod 10, the top of threaded rod 10 is fixedly connected with placement plate 11, and the two sides of 11 bottom of placement plate are fixedly connected with There is hook 15, by setting hook 15, certain special teaching aids can be hung up, increase the practicality, placement plate 11 is pushed up The two sides in portion are fixedly connected to first baffle 16, and the front-end and back-end at 11 top of placement plate are fixedly connected to second baffle 17, by setting first baffle 16 and second baffle 17, lattice gear can be carried out to the teaching aid being placed in placement plate 11, avoided A possibility that it falls increases the safety of the present apparatus, passes through casing 1, slide bar 2, card slot 3, fixture block 4, through-hole 5, the first Hand 6, the first thread bush 7, second handle 8, the second thread bush 9, threaded rod 10 and placement plate 11 are used cooperatively, and are able to solve mesh The problem of preceding existing some racks are not adjustable height, reaches the mesh that conveniently height of rack is adjusted , the use of the teacher and classmate of different heights are facilitated, bringing great convenience property of teaching is given.

In use, driving the first thread bush 7 to be detached from from 20 surface of screwed pipe by rotation second handle 8, to leak out logical Hole 5 is taken out fixture block 4 from the inner cavity of card slot 3 by the first in command 6, so as to adjust the length of slide bar 2, to placement plate 11 It is raised and reduced, by turning the second thread bush 9 by the inner cavity of the second thread bush 9 of disengaging of threaded rod 10, so as to right It is dismantled.

In summary: the height-adjustable teaching aid rack passes through casing 1, slide bar 2, card slot 3, fixture block 4, through-hole 5, the first in command 6, the first thread bush 7, second handle 8, the second thread bush 9, threaded rod 10 and placement plate 11 are used cooperatively, and are solved It has determined existing some teaching aid racks, the adjusting of height can not easily be carried out to it, be not applied for different heights religions The use of teacher or student bring inconvenient problem to teaching.

It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims

1. a kind of height-adjustable teaching aid rack, including casing (1), it is characterised in that: the inner cavity of described sleeve pipe (1) is set It is equipped with slide bar (2), the top of the slide bar (2) runs through the top of casing (1) and extends to the outside of casing (1), the slide bar (2) right side opening is equipped with card slot (3), and the inner cavity of the card slot (3) is provided with fixture block (4), and the top on the right side of described sleeve pipe (1) is opened Equipped with through-hole (5), the fixture block (4) extends to the inner cavity of through-hole (5) far from the side of card slot (3), and the fixture block (4) is located at logical The side in hole (5) is fixedly connected with the first in command (6), and the top on the right side of described sleeve pipe (1) is fixedly connected with screwed pipe (20), institute It states the top on the right side of casing (1) to be provided with the first thread bush (7), is fixedly connected with second on the right side of first thread bush (7) Handle (8) is fixedly connected with the second thread bush (9) at the top of the slide bar (2), the thread in inner cavity of second thread bush (9) It is connected with threaded rod (10), is fixedly connected with placement plate (11) at the top of the threaded rod (10).

2. a kind of height-adjustable teaching aid rack according to claim 1, it is characterised in that: described sleeve pipe (1) Bottom be fixedly connected with fixed block (12), the surface of the fixed block (12) opens up fluted (13), the groove (13) Inner cavity is connected with stabilizer blade (14) by shaft.

3. a kind of height-adjustable teaching aid rack according to claim 1, it is characterised in that: the placement plate (11) two sides of bottom are fixedly connected to hook (15), and the two sides at the top of the placement plate (11) are fixedly connected to first gear Plate (16), the front-end and back-end at the top of the placement plate (11) are fixedly connected to second baffle (17).

4. a kind of height-adjustable teaching aid rack according to claim 1, it is characterised in that: described sleeve pipe (1) Right side and be located at the first thread bush (7) bottom be fixedly connected with limited block (18), the first in command (6) and second handle (8) surface is arranged with Anti-slip cover (19), and the top on the right side of described sleeve pipe (1) is fixedly connected with screwed pipe (20), the spiral shell The surface of line pipe (20) is connect with the thread in inner cavity of thread bush (7).