CN210809794U

CN210809794U - Adjustable teacher lecture support

Info

Publication number: CN210809794U
Application number: CN201921313386.6U
Authority: CN
Inventors: 黄金策
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-06-23
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses an adjustable support frame for the lecture notes of teachers, which comprises a bottom barrel and an adjusting barrel, wherein the top of the bottom barrel is fixedly connected with a conical pressing sheet, the outer wall of the bottom barrel is in threaded connection with a fastening sleeve, the bottom of the bottom barrel is in threaded connection with a support leg, the outer wall of the bottom barrel is in threaded connection with a pressing support barrel, the bottom of the pressing support barrel is fixedly connected with a pressing fixing sheet, the top of the adjusting barrel is in threaded connection with an angle rotating plate through a support fork, a star-shaped through hole is arranged in the middle of the angle rotating plate, a rotating shaft passes through the middle of the star-shaped through hole, a star-shaped slider is in sliding connection between the support fork and the star-shaped through hole, an angle spring is fixedly connected between the star-shaped slider and the rotating shaft, the top of the support fork is, the locating hole has been seted up to another group, the utility model discloses can height-adjusting, can fix the page, the portability is good.

Description

Adjustable teacher lecture support

Technical Field

The utility model relates to a lecture note support technical field specifically is a regulation formula teacher lecture note support frame.

Background

At present, the lectern of giving lessons that uses at the teaching in-process all fixedly places, the lectern mainly comprises horizontal desktop and table leg, the teacher puts textbook or lecture on the desktop when giving lessons, often need bow to bow down when the teacher need look over textbook or lecture, so reciprocal, make the teacher very tired, and the lectern can not fix textbook or lecture, it is fixed to need the teacher to press with the hand, it is very troublesome to operate, waste time and energy, the work degree of difficulty has been increased for the teacher, and when the teacher need carry out outdoor teaching or some other occasions and do not have the article of local placing lecture or music book etc. the needs to be held by hand, teaching is very inconvenient, support through some little desks or other devices, these articles are not portable again, cause certain puzzlement for the teacher.

Based on this, the utility model designs an adjustable teacher lecture notes support frame to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a regulation formula teacher lecture notes support frame to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a regulating type teacher lecture support frame comprises a bottom barrel and a regulating barrel, wherein the regulating barrel is slidably connected in the bottom barrel, a conical pressing sheet is fixedly connected to the top of the bottom barrel, a fastening sleeve is in threaded connection with the outer wall of the bottom barrel, the fastening sleeve is positioned on the outer side of the conical pressing sheet, a supporting leg is rotatably connected to the bottom of the bottom barrel, a pressing support barrel is in threaded connection with the outer wall of the bottom barrel, a pressing fixing sheet is fixedly connected to the bottom of the pressing support barrel, an angle rotating plate is rotatably connected to the top of the regulating barrel through a support fork, a star-shaped through hole is formed in the middle of the angle rotating plate, a rotating shaft penetrates through the middle of the star-shaped through hole, a star-shaped sliding block is slidably connected between the support fork and the star-shaped through hole, an angle spring is fixedly connected between the, the book page clamp is fixedly connected to the front end of the fixed base plate, the back wall of the fixed base plate is rotatably connected with the connecting rod group back frame, one group of the connecting rod group back frame is rotatably connected with the positioning connecting rod, the other group of the connecting rod group back frame is provided with the positioning hole, and the positioning connecting rod is matched with the positioning hole.

Preferably, the bottom of the bottom cylinder is fixedly connected with a disc, the disc is rotatably connected with support legs through a switching groove, and the support legs are distributed in three groups and are distributed uniformly.

Preferably, the gear train comprises two identical half gears fixed on the side wall of the fixed bottom plate, and the side wall of the half gear is fixedly connected with a limiting block, so that the fixed bottom plate is stably positioned at a horizontal position and cannot be turned downwards.

Preferably, the top of the branch fork is fixedly connected with a spherical connecting fork, and the middle of the spherical connecting fork is rotatably connected with a gear set, so that the appearance is attractive.

Preferably, the page clamp comprises a pressing rod rotatably connected to the fixing bottom plate, a bottom column is fixedly connected to the side wall of the pressing rod, a pressing column is slidably connected to the outer wall of the bottom column, and a page pressing spring is fixedly connected between the pressing column and the pressing rod.

Preferably, the positioning connecting rod comprises a vertical supporting rod which is rotatably connected to the rear wall of the fixed base plate, and two connecting rods are rotatably connected between the vertical supporting rod and the fixed base plate, so that the folding is facilitated.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a place the stabilizer blade on the ground along compressing tightly the gap rotation between the stationary blade, then the decurrent rotation compresses tightly a section of thick bamboo, will compress tightly the stationary blade and rotate to directly over the stabilizer blade to compress tightly on ground, accomplish the triangular supports of whole support, the stabilizer blade of extension increases the area of falling to the ground, and is stable difficult for empting, and after finishing using, the rotatory receipts of stabilizer blade are closed at end section of thick bamboo lateral wall, upwards receive to close and save space, portable.

2. The adjusting cylinder is taken out from the bottom cylinder until the adjusting cylinder is at a proper height, then the fastening sleeve rotates downwards, the fastening sleeve is pressed tightly on the conical pressing sheet to be arranged on the outer wall of the adjusting cylinder, so that the relative position of the fixed bottom cylinder and the adjusting cylinder can be adjusted to be at a proper height to adapt to different people, the adjusting is quick and simple, the use is convenient, and the portability is good.

3. Through manual rotatory the opening of PMKD, be located horizontal position, then rotatory the pulling open of the linkage back of the body frame that closes PMKD rear wall receipts, make vertical branch be located vertical position, then insert the location connecting rod in the locating hole, the linkage back of the body frame just is fixed in the position of opening, then outwards pull out the star slider stagger with the star through-hole, then can the turned angle commentaries on classics board, adjust the angle of linkage back of the body frame so that place other article such as lectures and be convenient for watch, lectures or books are placed in the standing groove in the middle of the PMKD, books can not slide, open the back, can be through outside rotatory depression bar to books top, the compression leg through its tip supports on the page, thereby the position of fixed page through the elasticity of compression spring, make it can not rebound or blown up by wind, high durability and convenient use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

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

fig. 3 is a schematic view of the bottom view structure of the present invention;

FIG. 4 is a schematic view of a front view half-section structure of the present invention;

fig. 5 is an enlarged schematic view of part a of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-bottom cylinder, 2-adjusting cylinder, 3-conical pressing sheet, 4-fastening sleeve, 5-supporting foot, 6-pressing supporting cylinder, 7-pressing fixing sheet, 8-supporting fork, 9-angle rotating plate, 10-star-shaped through hole, 11-rotating shaft, 12-star-shaped sliding block, 13-angle spring, 14-fixing bottom plate, 15-page clamp, 16-linkage back frame, 17-positioning connecting rod, 18-disc, 19-semi-gear, 20-limiting block, 21-spherical connecting fork, 22-pressing rod, 23-bottom column, 24-pressing column, 25-pressing spring, 26-vertical supporting rod and 27-two connecting rod.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a regulating type teacher lecture support frame comprises a bottom barrel 1 and a regulating barrel 2, wherein the regulating barrel 2 is connected in the bottom barrel 1 in a sliding manner, a conical pressing sheet 3 is fixedly connected to the top of the bottom barrel 1, a fastening sleeve 4 is connected to the outer wall of the bottom barrel 1 in a threaded manner, the fastening sleeve 4 is positioned on the outer side of the conical pressing sheet 3, a supporting leg 5 is rotatably connected to the bottom of the bottom barrel 1, a pressing support barrel 6 is connected to the outer wall of the bottom barrel 1 in a threaded manner, a pressing fixing sheet 7 is fixedly connected to the bottom of the pressing support barrel 6, an angle rotating plate 9 is rotatably connected to the top of the regulating barrel 2 through a supporting fork 8, a star-shaped through hole 10 is formed in the middle of the angle rotating plate 9, a rotating shaft 11 penetrates through the middle of the star-shaped through hole 10, a star-shaped sliding block 12 is slidably connected between the supporting fork 8 and the star, the book page clamp 15 is fixedly connected to the front end of the fixing bottom plate 14, the back wall of the fixing bottom plate 14 is rotatably connected with the linkage back frame 16, one group of the linkage back frame 16 is rotatably connected with the positioning connecting rod 17, the other group of the linkage back frame 16 is provided with the positioning hole, and the positioning connecting rod 17 is matched with the positioning hole.

Wherein, the bottom of the bottom tube 1 is fixedly connected with a disc 18, the disc 18 is rotatably connected with support legs 5 through an arranged switching groove, and the support legs 5 are three groups and are uniformly distributed. The gear train comprises two identical half gears 19 fixed on the side wall of the fixed bottom plate 14, and the side wall of the half gear 19 is fixedly connected with a limiting block 20. The top of the branch fork 8 is fixedly connected with a spherical connecting fork 21, and the middle of the spherical connecting fork 21 is rotatably connected with a gear set. The page clamp 15 comprises a pressing rod 22 rotatably connected to the fixing bottom plate 14, a bottom column 23 is fixedly connected to the side wall of the pressing rod 22, a pressing column 24 is slidably connected to the outer wall of the bottom column 23, and a page pressing spring 25 is fixedly connected between the pressing column 24 and the pressing rod 22. The positioning link 17 comprises a vertical strut 26 rotatably connected to the rear wall of the fixed base plate 14, and two links 27 are rotatably connected between the vertical strut 26 and the fixed base plate 14.

One specific application of this embodiment is: the utility model discloses a place stabilizer blade 5 on the ground along compressing tightly the gap rotation between the stationary blade 7, then the decurrent rotation compresses tightly a section of thick bamboo 6, will compress tightly stationary blade 7 rotatory to directly over the stabilizer blade 5, and compress tightly on ground, accomplish the triangular supports of whole support, the stabilizer blade 5 of extension strengthens the area of falling to the ground, it is stable difficult for empting, after finishing using, the rotation compresses tightly a section of thick bamboo 6 upwards, make stabilizer blade 5 upwards from compressing tightly the gap upset between the stationary blade 7, receive to close at a bottom 1 lateral wall, upwards receive to close and save space, and is convenient to carry.

After standing on ground with end section of thick bamboo 1, will adjust a section of thick bamboo 2 and take out from end section of thick bamboo 1, until suitable height, then with adapter sleeve 4 rotation downwards, make it compress tightly toper pressing blade 3 at adjusting 2 outer walls of a section of thick bamboo, thereby fixed end section of thick bamboo 1 and the relative position who adjusts a section of thick bamboo 2, can adjust suitable height in order to adapt to different people, adjust swiftly simple, high durability and convenient use, finish using, upwards rotate adapter sleeve 4, loosen toper pressing blade 3, thereby will adjust a section of thick bamboo 2 manual withdraws, and the portability is good.

After the adjusting cylinder 2 is pulled out and fixed, the fixed bottom plate 14 is manually rotated and opened, when the adjusting cylinder is positioned in a horizontal position, the limiting blocks 20 of the half gears 19 fixedly connected with the two are contacted and can not continuously rotate downwards, then the linkage back frame 16 folded at the rear wall of the fixed bottom plate 14 is rotated and pulled out, so that the vertical supporting rods 26 are positioned in a vertical position, then the positioning connecting rod 17 on one vertical supporting rod 26 is rotated and opened to be inserted into the positioning hole on the other vertical supporting rod 26 through a perforated column at the bottom of the positioning connecting rod, the linkage back frame 16 is fixed at the opened position, then the star-shaped sliding block 12 is pulled out to be staggered with the star-shaped through hole 10, then the angle rotating plate 9 can be rotated, the angle of the linkage back frame 16 is adjusted so as to place other articles such as lectures and the like for being convenient to watch, then the star-shaped sliding block 12 is released to, can place lecture or books in the standing groove in the middle of PMKD 14, books can not slide, opens the back, can support on the page through the compression leg 25 of its tip to the books top through rotatory depression bar 22 to the outside, thereby the position of fixed page through the elasticity of leaf pressing spring 25 makes it can not rebound or blown by wind, convenient to use.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a regulation formula teacher lecture notes support frame, includes a base section of thick bamboo (1) and an adjusting cylinder (2), its characterized in that: the adjustable cone is characterized in that an adjusting cylinder (2) is slidably connected in the bottom cylinder (1), a conical pressing sheet (3) is fixedly connected to the top of the bottom cylinder (1), a fastening sleeve (4) is in threaded connection with the outer wall of the bottom cylinder (1), the fastening sleeve (4) is located on the outer side of the conical pressing sheet (3), a supporting leg (5) is rotatably connected to the bottom of the bottom cylinder (1), a pressing supporting cylinder (6) is in threaded connection with the outer wall of the bottom cylinder (1), a pressing fixing sheet (7) is fixedly connected to the bottom of the pressing supporting cylinder (6), an angle rotating plate (9) is rotatably connected to the top of the adjusting cylinder (2) through a supporting fork (8), a star-shaped through hole (10) is formed in the middle of the angle rotating plate (9), a rotating shaft (11) penetrates through the middle of the star-shaped through hole (10), a star-shaped sliding block (12) is slidably connected between the supporting fork (8) and the star-, the novel book shelf is characterized in that the top of the supporting fork (8) is rotatably connected with a group of fixing bottom plates (14), the fixing bottom plates (14) are meshed with each other through a gear set to rotate, page clips (15) are fixedly connected to the front ends of the fixing bottom plates (14), a connecting rod group back frame (16) is rotatably connected to the rear wall of each fixing bottom plate (14), one group of rotation of the connecting rod group back frame (16) is connected with a positioning connecting rod (17), the other group is provided with a positioning hole, and the positioning connecting rods (17) are matched with the positioning holes.

2. The adjustable teacher lecture support of claim 1, wherein: the bottom of the bottom barrel (1) is fixedly connected with a disc (18), the disc (18) is rotatably connected with support legs (5) through an arranged switching groove, and the support legs (5) are distributed in three groups and are evenly distributed.

3. The adjustable teacher lecture support of claim 1, wherein: the gear train comprises two identical half gears (19) fixed on the side wall of the fixed bottom plate (14), and the side wall of each half gear (19) is fixedly connected with a limiting block (20).

4. The adjustable teacher lecture support of claim 1, wherein: the top of the branch fork (8) is fixedly connected with a spherical connecting fork (21), and the middle of the spherical connecting fork (21) is rotatably connected with a gear set.

5. The adjustable teacher lecture support of claim 1, wherein: the book page clamp (15) comprises a pressing rod (22) which is rotatably connected to a fixing bottom plate (14), a bottom column (23) is fixedly connected to the side wall of the pressing rod (22), a pressing column (24) is slidably connected to the outer wall of the bottom column (23), and a leaf pressing spring (25) is fixedly connected between the pressing column (24) and the pressing rod (22).

6. The adjustable teacher lecture support of claim 1, wherein: the positioning connecting rod (17) comprises a vertical supporting rod (26) which is rotatably connected to the rear wall of the fixed base plate (14), and two connecting rods (27) are rotatably connected between the vertical supporting rod (26) and the fixed base plate (14).