CN210329889U

CN210329889U - Bookshelf convenient to fix for student desk

Info

Publication number: CN210329889U
Application number: CN201921081565.1U
Authority: CN
Inventors: 李悠
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-04-17
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a bookshelf convenient for fixing for student desk, belonging to bookshelf technical field. A bookshelf convenient for fixing a student desk comprises a desk body and a placing plate, wherein the outer walls of the bottoms of two sides of the placing plate are connected with L-shaped plates, the desk body is connected in the L-shaped plates, a lead screw is connected between the two L-shaped plates, two corresponding blocking pieces slide on the outer wall of the lead screw, an adjusting nut is in threaded connection with the outer wall of the lead screw and abuts against the outer wall of the blocking piece, a sliding groove is formed in the outer wall of the placing plate, the blocking piece is in sliding connection in the sliding groove, a baffle is connected to the side wall of the placing plate, a fixing frame is connected to the outer wall of the bottom of the placing plate, and a pressing plate is rotationally connected; the utility model discloses can make the textbook fixed more stable, avoid the textbook to drop from the desk, save arrangement time, improve student's learning effect and study quality.

Description

Bookshelf convenient to fix for student desk

Technical Field

The utility model relates to a bookshelf technical field especially relates to a bookshelf for student's desk convenient to it is fixed.

Background

The desk for students is a desk from eight desks in the earliest school class, the desks for school and classroom learning are collectively called as desks, the functional size standards of desks and stools are provided by the ministry of health mainly according to recent human body measurement data and special investigation of China, the desks and the stools are newly revised and issued in 2002 by the national quality inspection bureau, a bookshelf is an appliance for special book placement of people, and due to the fact that the shapes and the structures of the bookshelf are different, the bookshelf has other names such as a bookcase, a bookcase and a book shelf, and the bookshelf is a common appliance in our lives.

For students approaching to the advanced examinations, textbooks and learning materials are too many, and are usually directly stacked on desks, so that the textbooks and the learning materials cannot be fixed and are easy to fall off, and then the students are required to pick up the textbooks and newly stack the textbooks and the learning materials, so that the learning time is wasted, and the learning efficiency and the learning quality of the students are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems in the prior art and providing a bookshelf convenient for fixing a student desk.

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

the utility model provides a bookshelf for student's desk convenient to it is fixed, includes the desk body and places the board, the bottom outer wall of placing the board both sides all is connected with the L shaped plate, this internal connection of desk is at the L shaped plate, two be connected with the lead screw between the L shaped plate, the outer wall slip of lead screw has two corresponding separation blades, just the outer wall threaded connection of lead screw has adjusting nut, adjusting nut offsets with the outer wall of separation blade, the outer wall of placing the board is excavated there is the spout, separation blade sliding connection is in the spout, the lateral wall of placing the board is connected with the baffle, the bottom outer wall of placing the board is connected with the mount, the mount internal rotation is connected with the clamp plate.

Preferably, the outer wall of the bottom of the placing plate is further connected with a fixing block, a groove is formed in the fixing block, a spring is connected between the inner wall of the groove and the outer wall of the baffle, and the baffle abuts against the side wall of the placing plate.

Preferably, the outer wall of baffle is connected with the fixed column, the lateral wall chisel of L shaped plate has the shrinkage pool with fixed column matched with.

Preferably, the fixing frame is connected with a second threaded rod in a sliding mode, the outer wall of the second threaded rod is connected with a fixing plate in a rotating mode, and the pressing plate is connected to the outer wall of the fixing plate.

Preferably, the outer wall of the second threaded rod is further respectively connected with a first limiting plate and a second limiting plate, the second limiting plate abuts against the outer wall of the fixing plate, the outer wall of the second threaded rod is in threaded connection with an adjusting knob, and the adjusting knob abuts against the outer wall of the fixing frame.

Preferably, the L-shaped plate is internally threaded with a first threaded rod, the top of the first threaded rod is connected with a push plate, the outer wall of the first threaded rod is in threaded connection with a fixing nut, and the fixing nut abuts against the outer wall of the bottom of the L-shaped plate.

Compared with the prior art, the utility model provides a bookshelf for student's desk convenient to it is fixed possesses following beneficial effect:

1. the bookshelf for the student desk convenient to fix is characterized in that a placing plate is placed on a desk body, then a first threaded rod is rotated to enable the first threaded rod to be in threaded connection with an L-shaped plate, so that the first threaded rod drives a push plate to move, the push plate is enabled to abut against the outer wall of the bottom of the desk body, so that a fixing block at the bottom of the placing plate abuts against the top of the desk body, the position of the placing plate is fixed, then a book to be placed is placed on the placing plate, two blocking pieces slide in a screw rod and a sliding groove to clamp the book, an adjusting nut on the screw rod is screwed to abut against the blocking pieces, the positions of the blocking pieces are fixed, the fixing effect is better, the blocking pieces can not fall off, a spring is connected between the blocking plate and the inner wall of the groove, the blocking plate can displace to a certain extent, the fixing effect is enhanced, and the position of the blocking plate can be limited by, make it remove more stably, then rotate the fixed plate in the mount, thereby it rotates to drive the clamp plate, can make the clamp plate push down the textbook on the desk body, then rotate adjust knob on the second threaded rod, make it link to each other with second threaded rod screw, thereby it removes to drive, then can make first limiting plate and second limiting plate remove, first limiting plate can make the second threaded rod can not the landing, the second limiting plate then can offset with the fixed plate, thereby make the position regulation of fixed plate, thereby make the clamp plate fix the textbook at appointed number of pages, make things convenient for the student to watch.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can make the textbook fixed more stable, avoid the textbook to drop from the desk, save arrangement time, improve student's learning effect and learning quality.

Drawings

Fig. 1 is a schematic structural view of a bookshelf for a student desk convenient to fix according to the present invention;

fig. 2 is a schematic structural view of a bookshelf placing plate for a student desk convenient to fix according to the present invention;

FIG. 3 is a schematic structural view of the bottom of a bookshelf placing plate for a student desk convenient to fix;

FIG. 4 is a schematic structural view of a bookshelf placing plate for a student desk convenient to fix according to the present invention;

fig. 5 is a schematic structural view of a part a in fig. 1 of a bookshelf for a student desk convenient to fix.

In the figure: 1. a desk body; 2. placing the plate; 201. a chute; 202. a baffle plate; 203. a fixed block; 204. a spring; 3. an L-shaped plate; 301. a first threaded rod; 302. pushing the plate; 303. fixing a nut; 4. a baffle plate; 401. fixing a column; 5. a screw rod; 501. adjusting the nut; 6. a fixed mount; 601. a second threaded rod; 602. a fixing plate; 603. pressing a plate; 604. a first limit plate; 605. a second limiting plate; 606. and adjusting a 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-5, a bookshelf for student's desk convenient to fix, including desk body 1 and place board 2, the bottom outer wall of placing board 2 both sides all is connected with L shaped plate 3, desk body 1 connects in L shaped plate 3, be connected with lead screw 5 between two L shaped plate 3, the outer wall of lead screw 5 slides has two corresponding separation blades 202, and the outer wall threaded connection of lead screw 5 has adjusting nut 501, adjusting nut 501 offsets with the outer wall of separation blade 202, the outer wall of placing board 2 is excavated there is spout 201, separation blade 202 sliding connection is in spout 201, the lateral wall of placing board 2 is connected with baffle 4, the bottom outer wall of placing board 2 is connected with mount 6, the internal rotation of mount 6 is connected with clamp plate 603.

The bottom outer wall of the placing plate 2 is further connected with a fixing block 203, a groove is formed in the fixing block 203 in a chiseled mode, a spring 204 is connected between the inner wall of the groove and the outer wall of the baffle plate 4, and the baffle plate 4 is abutted to the side wall of the placing plate 2.

The outer wall of baffle 4 is connected with fixed column 401, and the lateral wall chisel of L shaped plate 3 has the shrinkage pool with fixed column 401 matched with.

The fixing frame 6 is slidably connected with a second threaded rod 601, the outer wall of the second threaded rod 601 is rotatably connected with a fixing plate 602, and the pressing plate 603 is connected with the outer wall of the fixing plate 602.

The outer wall of the second threaded rod 601 is further connected with a first limiting plate 604 and a second limiting plate 605 respectively, the second limiting plate 605 abuts against the outer wall of the fixing plate 602, the outer wall of the second threaded rod 601 is in threaded connection with an adjusting knob 606, and the adjusting knob 606 abuts against the outer wall of the fixing frame 6.

The L-shaped plate 3 is internally threaded with a first threaded rod 301, the top of the first threaded rod 301 is connected with a push plate 302, the outer wall of the first threaded rod 301 is threaded with a fixing nut 303, and the fixing nut 303 abuts against the outer wall of the bottom of the L-shaped plate 3.

In the utility model, the placing plate 2 is placed on the desk body 1, then the first threaded rod 301 is rotated to connect the first threaded rod 301 with the L-shaped plate 3 by screw thread, so that the first threaded rod 301 drives the push plate 302 to move, the push plate 302 is pressed against the outer wall of the bottom of the desk body 1, so that the fixed block 203 at the bottom of the placing plate 2 is pressed against the top of the desk body 1, thereby fixing the position of the placing plate 2, then placing the book to be placed on the placing plate 2, making the two blocking pieces 202 slide in the screw rod 5 and the chute 201, making the blocking pieces clamp the textbook, then screwing the adjusting nut 501 on the screw rod 5 to press the blocking pieces 202, thereby fixing the position of the blocking pieces 202, making the fixing effect better, the blocking plate 4 can not drop, and the spring 204 is connected between the blocking plate 4 and the inner wall of the groove, making the blocking plate 4 move to a certain extent, meanwhile, the fixing effect is enhanced, the fixing column 401 limits the position of the baffle 4, so that the baffle can move more stably, then the fixing plate 602 in the fixing frame 6 is rotated, the pressing plate 603 is driven to rotate, the textbook on the desk body 1 can be pressed by the pressing plate 603, then the adjusting knob 606 on the second threaded rod 601 is rotated, the fixing plate is in threaded connection with the second threaded rod 601, so that the fixing plate is driven to move, then the first limiting plate 604 and the second limiting plate 605 can move, the second threaded rod 601 can not slide down due to the first limiting plate 604, the second limiting plate 605 can abut against the fixing plate 602, so that the position of the fixing plate 602 is regulated, the pressing plate 603 is used for fixing the textbook on a specified page number, and the student can watch the textbook conveniently.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The bookshelf for the student desk convenient to fix comprises a desk body (1) and a placing plate (2), and is characterized in that the outer walls of the bottoms of the two sides of the placing plate (2) are connected with L-shaped plates (3), the desk body (1) is connected in the L-shaped plates (3), a screw rod (5) is connected between the two L-shaped plates (3), the outer wall of the screw rod (5) slides to form two corresponding blocking pieces (202), the outer wall of the screw rod (5) is in threaded connection with an adjusting nut (501), the adjusting nut (501) is abutted to the outer walls of the blocking pieces (202), the outer wall of the placing plate (2) is provided with a sliding groove (201), the blocking pieces (202) are in sliding connection in the sliding groove (201), the side wall of the placing plate (2) is connected with a baffle (4), the outer wall of the bottom of the placing plate (2) is connected with a fixing frame, the fixed frame (6) is rotationally connected with a pressing plate (603).

2. The bookshelf convenient to fix for the student desk as claimed in claim 1, wherein the outer wall of the bottom of the placing plate (2) is further connected with a fixing block (203), a groove is formed in the fixing block (203), a spring (204) is connected between the inner wall of the groove and the outer wall of the baffle (4), and the baffle (4) is abutted to the side wall of the placing plate (2).

3. A bookshelf convenient for fixing a student desk as claimed in claim 2 wherein the baffle (4) is connected with a fixing column (401) on the outer wall, and the side wall of the L-shaped plate (3) is provided with a concave hole matched with the fixing column (401).

4. The bookshelf convenient for fixing of a student desk as claimed in claim 1, wherein a second threaded rod (601) is slidably connected to the fixing frame (6), a fixing plate (602) is rotatably connected to the outer wall of the second threaded rod (601), and the pressing plate (603) is connected to the outer wall of the fixing plate (602).

5. The bookshelf convenient to fix for the student desk as claimed in claim 4, wherein the outer wall of the second threaded rod (601) is further connected with a first limiting plate (604) and a second limiting plate (605), the second limiting plate (605) abuts against the outer wall of the fixing plate (602), the outer wall of the second threaded rod (601) is in threaded connection with an adjusting knob (606), and the adjusting knob (606) abuts against the outer wall of the fixing frame (6).

6. A bookshelf convenient for fixing of a student desk as claimed in claim 1 wherein the L-shaped plate (3) is internally threaded with a first threaded rod (301), the top of the first threaded rod (301) is connected with a push plate (302), the outer wall of the first threaded rod (301) is threaded with a fixing nut (303), and the fixing nut (303) abuts against the outer wall of the bottom of the L-shaped plate (3).