CN111449393A

CN111449393A - Anti-scattering support type stationery box based on connecting rod transmission

Info

Publication number: CN111449393A
Application number: CN202010261245.5A
Authority: CN
Inventors: 冯丹
Original assignee: Suzhou Weiteng Enterprise Management Consulting Service Co ltd
Current assignee: Suzhou Weiteng Enterprise Management Consulting Service Co ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-07-28

Abstract

The invention provides a connecting rod transmission-based anti-scattering support type writing case, and relates to the technical field of school supplies. This prevent support type stationery box that scatters based on connecting rod transmission, comprises a box bod, the bottom fixed mounting of box body has the bottom plate, the bottom fixed mounting of bottom plate has the sucking disc, the round hole has been seted up at the top of sucking disc, the inside sliding connection of round hole has the piston, the top fixed mounting of piston has the traction lever, the left end fixed mounting of traction lever has first sawtooth pole. This prevent scattered support type stationery box based on connecting rod transmission, when opening the stationery box, the stationery box can adsorb on the desk, has avoided dropping of stationery box when the open mode, and when closing the stationery box, can remove the absorption fixed to the stationery box, is convenient for take the stationery box, can set up textbook on the stationery box, has reduced the range that the student observed books need the low head when listening to the class, has alleviated the fatigue of student's neck.

Description

Anti-scattering support type stationery box based on connecting rod transmission

Technical Field

The invention relates to the technical field of school supplies, in particular to a connecting rod transmission-based anti-scattering support type writing case.

Background

The writing case is a well-known learning stationery, is a case used for students to hold pencils, rulers, erasers, knives, ball pens, pens and other stationeries, has various textures, generally comprises wood, iron, plastic products and the like, and is mostly in a rectangular parallelepiped shape.

The writing case can be placed on a desk by a student in the process of using the writing case, so that the writing case can be easily dropped when the student moves or moves books, and if the writing case is in an open state when falling, the writing inside the writing case can be scattered, the writing is inconvenient to pick up and is damaged, and the student can lay the books on the desk in the process of listening to a class, so that the student needs to repeatedly raise the head to see the blackboard and lower the head to observe the books, and the fatigue of the neck of the student is easily aggravated.

In order to solve the problems, the inventor provides a connecting rod transmission-based anti-scattering support type writing case, when the writing case is opened, the writing case can be adsorbed on a desk, so that the writing case is prevented from falling off in an opened state, the scattering of stationery is avoided, when the writing case is closed, the adsorption and fixation of the writing case can be released, the writing case is convenient to take, a textbook can be set up on the writing case, the lowering range of the head of a student for observing books during class listening is reduced, and the fatigue of the neck of the student is relieved.

Disclosure of Invention

In order to achieve the purpose, the invention is realized by the following technical scheme: a connecting rod transmission-based anti-scattering support type writing case comprises a case body, a bottom plate, a sucker, a round hole, a piston, a traction rod, a first sawtooth rod, a cover plate, a transmission rod, a second sawtooth rod, a gear, a sliding block, a spring, a connecting rod, a supporting seat and a limiting block.

Wherein:

a bottom plate is fixedly arranged at the bottom of the box body, a sucker is fixedly arranged at the bottom end of the bottom plate, a round hole is arranged at the top of the sucker, a piston is connected inside the round hole in a sliding manner, a traction rod is fixedly arranged at the top end of the piston, a first sawtooth rod is fixedly arranged at the left end of the traction rod, a cover plate is rotatably connected at the top end of the box body, the left end of the cover plate is rotatably connected with a transmission rod, the other end of the transmission rod is rotatably connected with a second sawtooth rod, a gear is rotatably connected between the second sawtooth rod and the first sawtooth rod in the box body, a sliding block is connected in the right side of the box body in a sliding manner, one end of the sliding block far away from the center of the box body is fixedly connected with a spring, one side adjacent to the sliding block is rotatably connected with a connecting rod, the other end of the connecting rod is rotatably connected with a supporting seat, and the top of the supporting seat in the box body is elastically connected with a limiting block.

Preferably, a gap is reserved between the bottom plate and the bottom end of the box body, and the bottom end of the sucking disc at the bottom end of the bottom plate extends to the lower portion of the box body, so that the sucking disc can be in contact with the surface of the desk and adsorbed on the desk.

Preferably, the round hole penetrates through the suction disc and the bottom of the bottom plate and is communicated with a cavity where the traction rod is located in the bottom plate, so that when the piston is located below the round hole, pressure difference does not exist in the suction disc, and the box body can be conveniently taken.

Preferably, the pistons are fixedly mounted with the traction rods and are matched with the round holes, and the pistons are located below the round holes in the initial position, so that all the pistons can be driven to move synchronously when the traction rods move.

Preferably, first sawtooth pole and the equal spacing sliding connection of second sawtooth pole are in the left side of box body, and are rotational symmetry about the gear at center to all with gear intermeshing, consequently, when the second sawtooth pole removed, through the effect of gear, can drive first sawtooth pole and carry out the removal of opposite direction.

Preferably, the quantity of connecting rod is total two, and the symmetric distribution is at the both ends about the supporting seat, two connecting rod one end all rotates with the bottom of supporting seat to be connected, and the other end rotates with the slider of both sides respectively to be connected, consequently, when the slider was in opposite directions and the removal of leaving, can drive the supporting seat and extend and contract.

Preferably, the supporting seat is the form of bending, and the right-hand member upwards extends perpendicularly, just the recess with stopper looks adaptation is seted up at the top of supporting seat for the stopper can be stabilized spacing to the supporting seat.

The invention provides a connecting rod transmission-based anti-scattering support type writing case. The method has the following beneficial effects:

1. this prevent support type stationery box that scatters based on connecting rod transmission, through the design of bottom plate bottom sucking disc, the inside piston of cooperation sucking disc and the inside first sawtooth pole in box body left side and the design that second sawtooth pole utilized gear engagement, when opening the apron, can make the sucking disc adsorb on the desk, and then avoided the stationery box when open mode drop, avoided scattering of stationery, and when closing the apron, can relieve the sucking disc to the adsorption of desk, be convenient for take to the stationery box.

2. This prevent scattered support type stationery box based on connecting rod transmission utilizes the design of the supporting seat that the connecting rod transmission is connected through the inside slider front end of box body front side, when needs place the textbook, can extend the supporting seat forward, and then stands books on the front side of apron and supporting seat, has reduced the student and has observed the range that books will be low when listening to class, has alleviated the fatigue of student's neck.

Drawings

FIG. 1 is a cross-sectional view of a structure of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 1 at B in accordance with the present invention;

FIG. 4 is an enlarged view of the structure of FIG. 1 at C according to the present invention;

fig. 5 is a cross-sectional view of the structure of fig. 1 taken along line a-a.

In the figure: 1. a box body; 2. a base plate; 3. a suction cup; 4. a circular hole; 5. a piston; 6. a draw bar; 7. a first serrated rod; 8. a cover plate; 9. a transmission rod; 10. a second serrated bar; 11. a gear; 12. a slider; 13. a spring; 14. a connecting rod; 15. a supporting seat; 16. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the anti-scattering support type writing case based on the connecting rod transmission comprises the following steps:

referring to fig. 1-5, a connecting rod transmission-based anti-scattering support type writing case comprises a case body 1, a bottom plate 2, a suction cup 3, a circular hole 4, a piston 5, a traction rod 6, a first sawtooth rod 7, a cover plate 8, a transmission rod 9, a second sawtooth rod 10, a gear 11, a slide block 12, a spring 13, a connecting rod 14, a support seat 15 and a limit block 16.

Wherein:

the bottom of the box body 1 is fixedly provided with a bottom plate 2, a gap is reserved between the bottom plate 2 and the bottom end of the box body 1, the bottom end of a sucker 3 at the bottom end of the bottom plate 2 extends to the lower part of the box body 1, so that the sucker 3 can be contacted with the surface of a desk and adsorbed on the desk, the bottom end of the bottom plate 2 is fixedly provided with the sucker 3, the top of the sucker 3 is provided with a round hole 4, the round hole 4 penetrates through the sucker 3 and the bottom of the bottom plate 2 and is communicated with a cavity where a traction rod 6 is positioned in the bottom plate 2, when a piston 5 is positioned below the round hole 4, the inside of the sucker 3 has no pressure difference, the box body 1 is convenient to take, the inside of the round hole 4 is slidably connected with a piston 5, the pistons 5 are fixedly arranged with the traction rod 6, the pistons 5 are matched with the round holes 4, when the piston 5 is at an initial position, the piston, the top end of the piston 5 is fixedly provided with a traction rod 6, the left end of the traction rod 6 is fixedly provided with a first sawtooth rod 7, the top end of the box body 1 is rotatably connected with a cover plate 8, the left end of the cover plate 8 is rotatably connected with a transmission rod 9, the other end of the transmission rod 9 is rotatably connected with a second sawtooth rod 10, the first sawtooth rod 7 and the second sawtooth rod 10 are both connected to the left side of the box body 1 in a limiting and sliding manner, are rotationally symmetrical about a central gear 11 and are mutually meshed with the gear 11, therefore, when the second sawtooth rod 10 moves, the first sawtooth rod 7 can be driven to move in opposite directions under the action of the gear 11, the gear 11 is rotatably connected between the second sawtooth rod 10 and the first sawtooth rod 7 in the box body 1, and the piston 5 in the box body 3 and the first sawtooth rod 7 and the second sawtooth rod 10 in the left side of the box body 1 are matched with the design that the piston 5 in the box body 3 is meshed with the gear 11 through the, when the cover plate 8 is opened, the sucking disc 3 can be adsorbed on the desk, the writing case is further prevented from falling off when being opened, the writing case is prevented from scattering, and when the cover plate 8 is closed, the sucking disc 3 can be removed from the desk, so that the writing case can be conveniently taken.

The inner part of the right side of the box body 1 is connected with a slide block 12 in a sliding way, one end of the slide block 12 far away from the center of the box body 1 is fixedly connected with a spring 13, one side adjacent to the slide block 12 is rotatably connected with a connecting rod 14, the quantity of the connecting rods 14 is two, the connecting rods are symmetrically distributed at the left end and the right end of a supporting seat 15, one end of each connecting rod 14 is rotatably connected with the bottom end of the supporting seat 15, the other end of each connecting rod 14 is rotatably connected with the slide blocks 12 at two sides, therefore, when the slide blocks 12 move towards and away from each other, the supporting seat 15 can be driven to extend and contract, the other end of each connecting rod 14 is rotatably connected with the supporting seat 15, the supporting seat 15 is bent, the right end of each connecting rod extends vertically upwards, the top of the supporting seat 15 is provided with a groove matched with a limiting block 16, so that the limiting block, when placing the textbook in needs, can extend supporting seat 15 forward, and then establish books in the front side of apron 8 and supporting seat 15, reduced the student and observed the range that books will be stood down when listening to the class, alleviated the fatigue of student's neck.

When the box body 1 is used, the box body 1 is placed on a desk, when the cover plate 8 is in a closed state, the piston 5 at the center of the sucker 3 is positioned below the round hole 4, so that the round hole 4 is communicated up and down, no atmospheric pressure exists in the sucker 3, the box body 1 can be easily taken, when the cover plate 8 is opened, the second sawtooth rod 10 can be pushed to move downwards by the action of the transmission rod 9 in the rotating process of the cover plate 8, then the first sawtooth rod 7 is driven to move upwards by the meshing action of the gear 11, the piston 5 can be driven to move upwards by the traction rod 6 simultaneously in the upward moving process of the first sawtooth rod 7, the piston 5 slides to the inside of the round hole 4, the air in the sucker 3 can be extracted while the round hole 4 is blocked, further, the atmospheric pressure is generated in the sucker 3, and further the box body 1 is driven to be adsorbed on the desk, avoided dropping of stationery box when the open mode, and when listening, can be after opening apron 8, again with supporting seat 15 pulling forward, make stopper 16 relieve spacing to supporting seat 15, slider 12 can draw close to the centre under the effect of both sides spring 13 simultaneously, and then promote supporting seat 15 and remove forward, thereby can place the bottom of books on supporting seat 15, and lean on the back of books on apron 8, realize the stable tree stand to books, the range that the student will hang down when observing books, and after using, through direct inside promotion supporting seat 15, make slider 12 compression spring 13 remove to both sides, and finally make supporting seat 15 spacing the inside in box body 1 front side through stopper 16.

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. The utility model provides a prevent scattering support type stationery box based on connecting rod transmission, includes box body (1), its characterized in that: the bottom of the box body (1) is fixedly provided with a bottom plate (2), the bottom of the bottom plate (2) is fixedly provided with a sucker (3), the top of the sucker (3) is provided with a round hole (4), the inside of the round hole (4) is connected with a piston (5) in a sliding manner, the top end of the piston (5) is fixedly provided with a traction rod (6), the left end of the traction rod (6) is fixedly provided with a first sawtooth rod (7), the top end of the box body (1) is rotatably connected with a cover plate (8), the left end of the cover plate (8) is rotatably connected with a transmission rod (9), the other end of the transmission rod (9) is rotatably connected with a second sawtooth rod (10), a gear (11) is rotatably connected between the second sawtooth rod (10) and the first sawtooth rod (7) in the box body (1), and the inside on the right side of the box body, one end fixedly connected with spring (13) at box body (1) center is kept away from in slider (12), the adjacent one side of slider (12) is rotated and is connected with connecting rod (14), the other end of connecting rod (14) is rotated and is connected with supporting seat (15), the top elastic connection of box body (1) internal support seat (15) has stopper (16).

2. The connecting rod transmission-based anti-scattering support-type writing case as claimed in claim 1, wherein: a gap is reserved between the bottom plate (2) and the bottom end of the box body (1), and the bottom end of the bottom sucker (3) of the bottom plate (2) extends to the lower portion of the box body (1).

3. The connecting rod transmission-based anti-scattering support-type writing case as claimed in claim 1, wherein: the round hole (4) penetrates through the sucker (3) and the bottom of the bottom plate (2) and is communicated with a cavity where the traction rod (6) in the bottom plate (2) is located.

4. The connecting rod transmission-based anti-scattering support-type writing case as claimed in claim 1, wherein: the piston (5) is fixedly installed with the traction rod (6), the piston (5) is matched with the round hole (4), and the piston (5) is located below the round hole (4) in the initial position.

5. The connecting rod transmission-based anti-scattering support-type writing case as claimed in claim 1, wherein: first sawtooth pole (7) and second sawtooth pole (10) are all spacing sliding connection in the left side of box body (1), and are rotational symmetry about gear (11) at center to all with gear (11) intermeshing.

6. The connecting rod transmission-based anti-scattering support-type writing case as claimed in claim 1, wherein: the number of the connecting rods (14) is two, the connecting rods are symmetrically distributed at the left end and the right end of the supporting seat (15), one ends of the connecting rods (14) are rotatably connected with the bottom end of the supporting seat (15), and the other ends of the connecting rods are rotatably connected with the sliding blocks (12) on the two sides respectively.

7. The connecting rod transmission-based anti-scattering support-type writing case as claimed in claim 1, wherein: the supporting seat (15) is bent, the right end of the supporting seat vertically extends upwards, and a groove matched with the limiting block (16) is formed in the top of the supporting seat (15).