CN211984517U

CN211984517U - Portable book clamping device

Info

Publication number: CN211984517U
Application number: CN201921871191.3U
Authority: CN
Inventors: 不公告发明人
Original assignee: Nanan Tianchou Machinery Trading Co Ltd
Current assignee: Nanan Tianchou Machinery Trading Co Ltd
Priority date: 2019-11-01
Filing date: 2019-11-01
Publication date: 2020-11-24
Anticipated expiration: 2029-11-01

Abstract

The utility model discloses a portable book clamping device, including the bottom plate, the parallel interval of bottom plate upside is equipped with first riser and second riser, and first riser and second riser fixed connection are respectively in the edge of bottom plate upside, the vertical fixed connection baffle in one side of first riser and second riser, the downside and the bottom plate fixed connection of baffle, sliding fit connects the sliding plate of vertical setting between first riser and the second riser. The utility model has the advantages that: book that needs to carry is vertical in proper order put the bottom plate upside between second riser and sliding plate, more have how much of carrying book, it slides to drive through handle pulling pull rod and adjust the sliding plate, can adjust the distance between second riser and the sliding plate, the back jacking force sliding plate through the spring can press from both sides the book tightly between second riser and sliding plate, it can not rock and lead to the corner to make the book to have guaranteed that book, it can have more to have through the connecting rod rotation cover to loosen lock nut when needing to remove clamping device and fall the universal wheel down.

Description

Portable book clamping device

Technical Field

The utility model relates to an education and teaching technical field especially relates to a portable book clamping device.

Background

Books are important knowledge transmission ways in the current life, are used for a plurality of purposes before some important examinations, are read in libraries, and need to be carried when people go home to read.

Most of the traditional carrying modes are schoolbag or bag, the corners of the books placed in the schoolbag or bag are easy to roll, and the schoolbag or bag is very heavy and difficult to carry due to the fact that too many books are placed in the schoolbag or bag.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a portable book clamping device.

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

the utility model provides a portable book clamping device, includes the bottom plate, its characterized in that: the upper side of the bottom plate is provided with a first vertical plate and a second vertical plate at intervals in parallel, the first vertical plate and the second vertical plate are respectively and fixedly connected at the edge of the upper side of the bottom plate, the first vertical plate and one side of the second vertical plate are vertically and fixedly connected with a baffle plate, the lower side of the baffle plate is fixedly connected with the bottom plate, the first vertical plate and the second vertical plate are in sliding fit with a vertically arranged sliding plate, the lower side of the sliding plate is provided with a sliding block, the sliding block is in sliding fit with a horizontally arranged sliding chute at the upper side of the bottom plate, the sliding plate can horizontally and reciprocally slide on the upper surface of the bottom plate through the sliding block, the center of one side of the first vertical plate is provided with a sliding hole, the sliding hole is in sliding fit with a connecting pull rod, one end of the pull rod passes through the sliding hole and is fixedly connected with one side of the sliding plate, the pull rod, the outer side of the first vertical plate is obliquely and upwards provided with a threaded hole, the threaded hole is communicated with the sliding hole, and a fixing bolt for fixing the pull rod is connected with the threaded hole in a matched manner;

the bottom plate is close to the equal fixed connection rotating pin in both sides that the second riser is relative, and the equal normal running fit in the outside of every rotating pin connects and rotates the cover, and the equal fixed connection pole in the outside of every rotation cover, the one end that the rotation cover was kept away from to every connecting rod all are equipped with the universal wheel, and the equal screw-thread fit of one end that the bottom plate was kept away from to every rotating pin connects and is used for rotating the lock nut of cover locking.

Preferably, the height and the width of the first vertical plate are the same as those of the second vertical plate.

Preferably, the outer side of the sliding plate is sleeved with a rubber protective sleeve.

Preferably, the handle is in threaded fit connection with one end of the pull rod.

Preferably, the bottom of the airing box is uniformly provided with through holes.

The utility model has the advantages that: the portable book clamping device provided by the utility model has scientific and reasonable structure, convenient and high-efficiency use, when in use, books to be carried are sequentially and vertically placed on the upper side of the bottom plate between the second vertical plate and the sliding plate, the books are carried more, the pull rod is pulled by the handle to drive the adjusting sliding plate to slide, so that the distance between the second vertical plate and the sliding plate can be adjusted, the book can be clamped between the second vertical plate and the sliding plate through the back jacking force sliding plate of the spring, so that the book can not be shaken to cause the corners to be curled, the universal wheels can be more required to fall off by loosening the locking nut when the clamping device needs to be moved and rotating the rotating sleeve through the connecting rod, the pull rod is fixed through the fixing bolt, the clamping device can be pulled to move through the handle, and therefore the whole clamping device can be conveniently moved, after reaching the designated place, the whole clamping device is horizontally put down, and the rotating sleeve is rotated through the connecting rod to be lifted upwards.

Drawings

Fig. 1 is a schematic diagram of the basic structure of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an enlarged view of part A of the present invention;

fig. 4 is a basic structure diagram of the rotating sleeve and the universal wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the utility model provides a pair of portable book clamping device, including bottom plate 1, bottom plate 1 is rectangular shaped plate, and the parallel interval of bottom plate 1 upside is equipped with first riser 2 and second riser 3, and first riser 2 is the same with height and width of second riser 3. The first vertical plate 2 and the second vertical plate 3 are respectively fixedly welded at the edge of the upper side of the bottom plate 1, the first vertical plate 2 and one side of the second vertical plate 3 are vertically and fixedly connected with a welding baffle plate 9, the lower side of the baffle plate 9 is fixedly welded with the bottom plate 1, the first vertical plate 2 and the second vertical plate 3 are connected with a vertically arranged sliding plate 4 in a sliding fit manner, the outer side of the sliding plate 4 is sleeved with a rubber protective sleeve which can prevent the book from being rubbed and damaged, the lower side of the sliding plate 4 is fixedly welded with a sliding block 12, the sliding block 12 is connected with a sliding groove 5 horizontally arranged at the upper side of the bottom plate 1 in a sliding fit manner, the sliding plate 4 can horizontally slide and reciprocally on the upper surface of the bottom plate 1 through the sliding block 12, the center of one side of the first vertical plate 2 is provided with a sliding hole 2.1, the sliding hole 2.1 is connected with a pull rod 6, the pull rod 6 can reciprocate along the axis direction of the slide hole 2.1, the other end of the pull rod 6 is in threaded fit connection with the handle 7, and the handle 7 can be rotated through threads when the handle is used, so that the angle of the handle 7 can be adjusted more easily. Spring 8 is cup jointed in the outside of pull rod 6, and spring 8 sets up between first riser 2 and sliding plate 4, and the one end and the sliding plate 4 contact of spring 8 are connected, and the one end of spring 8 is connected with one side contact of first riser 2 towards sliding plate 4, and the outside slope of first riser 2 upwards is equipped with screw hole 10, and screw hole 10 is linked together with slide opening 2.1, and screw hole 10 internal thread fit connects and is used for the fixing bolt 11 with pull rod 6.

The relative both sides of bottom plate 1 are close to second riser 3 and are all levelly welded fixedly connected with rotating pin 13, and the cover 14 is rotated in the equal normal running fit in the outside of every rotating pin 13, and the equal welded fastening connecting rod 15 in the outside of every rotating cover 14, and the equal welded fastening universal wheel 16 of the one end of rotating cover 14 is kept away from to every connecting rod 15, and the equal screw-thread fit connection of the one end that bottom plate 1 was kept away from to every rotating pin 13 is used for rotating the lock nut 17 that cover 14 locked.

The utility model discloses the theory of operation does: when the book clamping device is used, books to be carried are sequentially and vertically placed on the upper side of the bottom plate 1 between the second vertical plate 3 and the sliding plate 4, the number of the books to be carried is more, the handle 7 pulls the pull rod 6 to drive the sliding plate 4 to slide, the distance between the second vertical plate 3 and the sliding plate 4 can be adjusted, the book can be clamped between the second vertical plate 3 and the sliding plate 4 through the jacking force of the spring, the locking nut 17 is loosened when the clamping device needs to be moved, the universal wheel 16 can be more needed to fall down through the connecting rod 15 rotating sleeve 14, the pull rod 6 is fixed through the fixing bolt 11, the clamping device can be pulled to move through the handle 7, the whole clamping device is horizontally placed down after the clamping device reaches a specified place, and the rotating sleeve 14 is rotated through the connecting rod 15 to lift up by 45 degrees.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A portable book clamping device comprises a bottom plate (1), and is characterized in that: a first vertical plate (2) and a second vertical plate (3) are arranged on the upper side of a bottom plate (1) in parallel at intervals, the first vertical plate (2) and the second vertical plate (3) are respectively fixedly connected at the edge of the upper side of the bottom plate (1), a baffle plate (9) is vertically and fixedly connected with one side of the first vertical plate (2) and the second vertical plate (3), the lower side of the baffle plate (9) is fixedly connected with the bottom plate (1), a vertically arranged sliding plate (4) is connected between the first vertical plate (2) and the second vertical plate (3) in a sliding fit manner, a sliding block (12) is arranged on the lower side of the sliding plate (4), the sliding block (12) is connected with a sliding groove (5) horizontally arranged on the upper side of the bottom plate (1) in a sliding fit manner, the sliding plate (4) can horizontally slide back and forth on the upper surface of the bottom plate (1) through the sliding block (12), a sliding hole (2.1) is arranged at the center of, one end of a pull rod (6) penetrates through one side of the sliding plate (4) from the inside of the sliding hole (2.1) and is fixedly connected with the sliding plate, the pull rod (6) can move back and forth along the axis direction of the sliding hole (2.1), the other end of the pull rod (6) is connected with a handle (7) in a matched mode, a spring (8) is sleeved on the outer side of the pull rod (6), the spring (8) is arranged between the first vertical plate (2) and the sliding plate (4), a threaded hole (10) is obliquely and upwards formed in the outer side of the first vertical plate (2), the threaded hole (10) is communicated with the sliding hole (2.1), and a fixing bolt (11) used for fixing the pull rod (6) is connected with the threaded hole (10);

bottom plate (1) is close to the equal fixed connection rotating pin (13) in the both sides that second riser (3) is relative, the equal normal running fit in the outside of every rotating pin (13) connects and rotates cover (14), the equal fixed connection pole (15) in the outside of every rotation cover (14), the one end of rotating cover (14) is kept away from in every connecting rod (15) all is equipped with universal wheel (16), the equal screw-thread fit connection of one end that bottom plate (1) was kept away from in every rotating pin (13) is used for rotating lock nut (17) of cover (14) locking.

2. The portable book clamping device of claim 1, wherein: the height and the width of the first vertical plate (2) are the same as those of the second vertical plate (3).

3. The portable book clamping device of claim 1, wherein: and the outer side of the sliding plate (4) is sleeved with a rubber protective sleeve.

4. The portable book clamping device of claim 1, wherein: the handle (7) is in threaded fit connection with one end of the pull rod (6).