CN211075251U

CN211075251U - Teaching lecture notes fixing device

Info

Publication number: CN211075251U
Application number: CN201921806667.5U
Authority: CN
Inventors: 彭宝; 彭飞; 屈小娇
Original assignee: Xuzhou Mechanical And Electrical Technician College
Current assignee: Xuzhou Mechanical And Electrical Technician College
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-07-24
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a teaching lecture note fixing device, including fixed establishment, backup pad, slide bar and spliced pole, the backup pad symmetric distribution is in the both sides of spliced pole, the spliced pole is cylinder tubular structure, rotates with two sets of backup pads to be connected, be provided with slide bar and landing leg, two sets of respectively on the both ends siding around the backup pad all fixed being provided with fixed establishment on the lateral wall of backup pad, fixed establishment includes the outer tube at least, the supporting rod of sliding connection outer tube, the curb plate wall fixed connection of outer tube and backup pad, and with the backup pad vertical distribution, the supporting rod cross-section is L shape, and one end stretches into to the outer tube inside and carriage release lever fixed connection, carriage release lever perpendicular to supporting rod, and still with the one end fixed connection of spring on the pole wall of carriage release lever, the spring symmetric distribution is on a parallel with the supporting rod in the both sides of supporting rod.

Description

Teaching lecture notes fixing device

Technical Field

The utility model belongs to the technical field of the teaching aid, concretely relates to teaching lecture notes fixing device.

Background

The students can intuitively and vividly understand various instruments used by the teaching contents and the general names of the tools used by the teachers during teaching. The teaching aid is called for short. The teaching aid can improve the learning interest of students, enrich the perceptual knowledge, help to form clear concepts and develop the observation ability and thinking ability of the students. General 3 types of ordinary teaching aid, special teaching aid, infant teaching aid, ordinary teaching aid divide: including conventional and professional teaching aids used in primary and secondary school basic education and professional education of major and secondary schools. Generally, the object is a real object, and objective objects are directly presented to students so that the students can directly feel the object; simulation objects including specimens, models and other reproductions, such as globes, human models, engineering equipment models, etc.; the diagram for depicting the object image comprises various visualization diagrams such as pictures, photos, maps, statistics, designs and the like; modern equipment for reproducing the image of the object and the process thereof, such as movie machines, television sets, audio recorders, video recorders, slide projectors, projectors and the like. And conventional teaching aids used during teaching, such as blackboards, blackboard erasers, whiteboards, chalks and the like.

Lecture notes fixing device also is a teaching aid, is the instrument that mr often used, but the most bulky of current lecture notes fixing device is great, carries inconveniently, has increased mr's the burden of taking, can not take and satisfy user demand.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching lecture notes fixing device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the purpose, the utility model provides a teaching lecture fixing device, including fixed establishment, backup pad, slide bar and spliced pole, the backup pad symmetric distribution is in the both sides of spliced pole, the spliced pole is the cylinder tubular structure, rotates with two sets of backup pads to be connected, be provided with slide bar and landing leg respectively on the both ends siding wall around the backup pad, two sets of all fixed establishment that is provided with on the lateral wall of backup pad, fixed establishment includes the outer tube at least, the supporting rod of sliding connection outer tube, the lateral plate wall fixed connection of outer tube and backup pad, and distribute perpendicularly with the backup pad, the supporting rod cross-section is L shape, and one end stretches into to the outer tube inside and carriage release lever fixed connection, carriage release lever perpendicular to supporting rod, and still with the one end fixed connection of spring on the siding wall of carriage release lever, the spring symmetric distribution is on a parallel with the supporting rod in both sides of supporting rod, the supporting rod is at the outside kink towards the backup pad upper surface of outer tube, the slide bar distributes side by side, and fix through the montant synchronous slip on the siding wall of backup pad, the back bottom of backup pad still is provided with the landing leg, the supporting rod still is provided with the fixed connection pole and.

Preferably, the surface of the connecting rod facing the fixing rod is fixedly connected with one end of the inserted link, the inserted link is horizontally arranged, and one end far away from the connecting rod penetrates through the fixing rod.

Preferably, a hole for the insertion rod to pass through is formed in the rod wall of the fixing rod, the insertion rod and the fixing rod are clamped and fixed through a spring buckle longitudinally penetrating through the fixing rod, and the spring buckle is elastically arranged on the rod wall of the insertion rod.

Preferably, the support legs are hinged inside the placement grooves, and the placement grooves are symmetrically distributed on the two groups of support plates.

Preferably, the inner wall pipe wall of the outer pipe is further symmetrically distributed with fixed blocks, the fixed blocks are parallel and level to the movable rod, and the other end of the spring is fixedly connected with the fixed blocks.

Preferably, a plurality of groups of sliding grooves for sliding the sliding rods are distributed on the plate wall of the supporting plate side by side.

The utility model discloses a technological effect and advantage: this teaching lecture material fixing device, setting through two sets of backup pads and connecting post, when teaching is finished, can accomodate the backup pad upset, reduce the volume, promote the convenience of carrying, overall structure all can accomodate the setting, volume increase support area according to books through the slip slide bar, setting through fixed establishment is fixed with the page number of lecture material when the lecture material is turned over, promote the convenience of reading, backup pad after will overturning is spacing fixed through the cooperation of inserted bar and dead lever, can use, the joint mode through the spring buckle is fixed, the dismouting is convenient, this teaching lecture material fixing device, and is rational in infrastructure, and convenient for operation, and convenient for carrying, can be widely used.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a rear view of the present invention;

fig. 3 is a schematic structural diagram of the fixing mechanism of the present invention.

In the figure: the device comprises a connecting column 1, a fixing mechanism 2, a connecting rod 3, a sliding rod 4, a supporting plate 5, a sliding groove 6, an inserting rod 7, a fixing rod 8, a spring buckle 9, a connecting rod 10, supporting legs 11, a moving rod 12, a spring 13, a fixing block 14, clamping rods 15, a placing groove 16 and an outer tube 17.

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.

The utility model provides a teaching lecture fixing device as shown in fig. 1-3, including fixed establishment 2, backup pad 5, slide bar 4 and spliced pole 1, backup pad 5 symmetric distribution is in the both sides of spliced pole 1, spliced pole 1 is cylinder tubular structure, rotates with two sets of backup pad 5 and is connected, be provided with slide bar 4 and landing leg 11, two sets of respectively on the both ends siding around backup pad 5 all fixedly on the lateral wall of backup pad 5 be provided with fixed establishment 2, fixed establishment 2 includes outer tube 17 at least, sliding connection outer tube 17's supporting rod 15, outer tube 17 and backup pad 5's curb plate wall fixed connection, and with backup pad 5 vertical distribution, supporting rod 15 cross-section is L shape, and one end stretches into to inside and the carriage release lever 12 fixed connection of outer tube 17, carriage release lever 12 perpendicular to supporting rod 15, and carriage release lever 12's on the siding still with spring 13's one end fixed connection, spring 13 symmetric distribution is on supporting rod 15's both sides parallel to supporting rod 15, supporting rod 15 is surface on backup pad 17 outside kink towards

backup pad

5, 4 has distributed, and still sets up through the fixed connection pole 5 with the fixed connection pole 5 of the fixed connection pole 5, and the backup pad 5, the vertical support bar 5 is provided with the fixed connection pole 5, and the pole 5 vertical lifting rod 5, and the bottom of the fixed connection pole 5, and the vertical lifting rod 5 that the fixed connection pole 5 that the supporting rod is connected when the supporting rod is connected, the bottom is convenient.

Specifically, the surface of the connecting rod 10 facing the fixing rod 8 is fixedly connected with one end of the inserting rod 7, the inserting rod 7 is horizontally arranged, one end far away from the connecting rod 10 penetrates through the fixing rod 8, and the inserting rod 7 rotates along with the supporting plate 5 and is inserted into and penetrates through the fixing rod 8.

Specifically, set up the hole that supplies inserted bar 7 to pass on the pole wall of dead lever 8, and it is fixed through the spring buckle 9 joint that vertically passes dead lever 8 between inserted bar 7 and the dead lever 8, spring buckle 9 elasticity sets up on the pole wall of inserted bar 7, has seted up the card hole on the dead lever 8, and spring buckle 9 passes the card hole and fixes both joints.

Specifically, the supporting legs 11 are hinged inside the placing grooves 16, the placing grooves 16 are symmetrically distributed on the two groups of supporting plates 5, and the supporting legs 11 can be overturned to be stored.

Specifically, the inner wall pipe wall of the outer pipe 17 is symmetrically provided with fixing blocks 14, the fixing blocks 14 are flush with the movable rod 12, the other end of the spring 13 is fixedly connected with the fixing blocks 14, the movable rod 12 is pushed back to the original position through the elastic force of the spring 13, and the movable rod 12 drives the clamping rod 15 to retract.

Specifically, the wall of the supporting plate 5 is provided with a plurality of groups of sliding grooves 6 for the sliding of the sliding rods 4, and the sliding rods 4 are stretched according to the volume of the lecture to increase the bearing area.

Specifically, when the teaching lecture note fixing device is used, firstly, two groups of originally folded supporting plates 5 are turned and unfolded, the supporting plates 5 rotate along the connecting column 1, when the two groups of supporting plates 5 rotate to a distance of one hundred eighty degrees, the inserting rod 7 also rotates and is inserted into and penetrates through the fixing rod 8, a clamping hole is formed in the fixing rod 8, the spring buckle 9 on the inserting rod 7 penetrates through the clamping hole to clamp and fix the two groups of supporting plates, the spring buckle 9 is the prior art, the supporting plates 5 are fixed through the fixed matching of the inserting rod 7 and the fixing rod 8, at the moment, the supporting legs 11 are turned out, the supporting rods 5 can be obliquely placed, then the lecture note is placed on the supporting plates 5, the bearing area is increased by stretching the connecting rods 3 according to the volume of the lecture note, the clamping rods 15 are stretched, the springs 13 are stressed and contracted, the supporting rods 15 are placed on one page where the lecture note is, the movable rod 12 just drives the retracting of supporting rod 15, and supporting rod 15 blocks on the page number that the lecture notes turned over for the lecture notes can not turn over the page automatically, and the back is accomplished in the teaching, takes off the lecture notes, presses spring buckle 9, loses spacing back can fix upset backup pad 5 and fold it and pack up, convenient operation, this lecture notes fixing device of imparting knowledge to students, rational in infrastructure, the simple operation, convenient to carry can extensively use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a teaching lecture fixing device, includes fixed establishment (2), backup pad (5), slide bar (4) and spliced pole (1), its characterized in that backup pad (5) symmetric distribution is in the both sides of spliced pole (1), spliced pole (1) is the cylinder tubular structure, with two sets of backup pad (5) rotation connection, be provided with slide bar (4) and landing leg (11) respectively on the both ends board wall around backup pad (5), two sets of all fixed establishment (2) that are provided with on the lateral wall of backup pad (5), fixed establishment (2) include outer tube (17) at least, clamping bar (15) of sliding connection outer tube (17), outer tube (17) and the lateral plate wall fixed connection of backup pad (5), and with backup pad (5) vertical distribution, clamping bar (15) cross-section is L shape, and one end stretches into inside and moving lever (12) fixed connection to outer tube (17), moving lever (12) is perpendicular to clamping bar (15), and still with the one end fixed connection of spring (13) on the pole wall of moving lever (12) still with the fixed connection pole (10) the fixed establishment (10) and the fixed connection pole (10) is provided with the fixed pole (10) on the backup pad (5) outside, the backup pad (10) the fixed connection pole (10) is connected in parallel connection in parallel to the backup pad (10) outside the backup pad (5) the fixed knot board (10) the backup pad, the fixed connection of the backup pad (10) is equipped with the vertical support bar (10) and the fixed connection of the vertical support bar (5) is equipped with the vertical connection of the backup pad (10) and the vertical support board (10) is connected in parallel connection of the backup.

2. The teaching lecture fixing apparatus according to claim 1, wherein: the connecting rod (10) is fixedly connected with one end of the inserted link (7) on the surface facing the fixing rod (8), the inserted link (7) is horizontally arranged, and one end far away from the connecting rod (10) penetrates through the fixing rod (8).

3. The teaching lecture fixing apparatus according to claim 1, wherein: the wall of the fixing rod (8) is provided with a hole for the insertion rod (7) to pass through, the insertion rod (7) and the fixing rod (8) are fixed in a clamping mode through a spring buckle (9) longitudinally penetrating through the fixing rod (8), and the spring buckle (9) is elastically arranged on the wall of the insertion rod (7).

4. The teaching lecture fixing apparatus according to claim 1, wherein: the supporting legs (11) are hinged inside the placing grooves (16), and the placing grooves (16) are symmetrically distributed on the two groups of supporting plates (5).

5. The teaching lecture fixing apparatus according to claim 1, wherein: fixed blocks (14) are symmetrically distributed on the wall of the inner wall of the outer pipe (17), the fixed blocks (14) are flush with the movable rod (12), and the other end of the spring (13) is fixedly connected with the fixed blocks (14).

6. The teaching lecture fixing apparatus according to claim 1, wherein: and a plurality of groups of sliding grooves (6) for the sliding of the sliding rods (4) are distributed on the plate wall of the supporting plate (5) side by side.