CN217364913U

CN217364913U - Simple pencil box structure

Info

Publication number: CN217364913U
Application number: CN202220884170.0U
Authority: CN
Inventors: 邓源基
Original assignee: Zhongshan Huifeng Medical Packing Technology Co ltd
Current assignee: Zhongshan Huifeng Medical Packing Technology Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-09-06
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a simple and easy pencil box structure, including can covering last lid and lower lid together, one side of going up the lid is first rotation connection limit, one side of lid rotates for the second down and connects the limit, first rotation connection limit and second rotate and connect the limit and rotate and connect together, go up the lid and be equipped with C shape shell fragment down between the lid, the inboard on first rotation connection limit is equipped with the last slot that is used for fixed C shape shell fragment upper end, the inboard that the second rotated the connection limit is equipped with the lower slot that is used for fixed C shape shell fragment lower extreme. The utility model has the advantages of simple structure, convenient use and low cost.

Description

Simple pencil box structure

Technical Field

The utility model relates to a pencil box technical field especially relates to a simple and easy pencil box structure.

Background

The pen box is a common tool box used for storing objects such as pens and the like, and has a portable function, such as a pen box of a medical injection pen. However, in the existing pen box, a complex rotating shaft structure is usually used to rotatably connect the upper box cover and the lower box cover of the pen box, such as a hinge structure, but such a structure undoubtedly increases the cost of the pen box, and the manufacturing, assembling and disassembling are troublesome. Moreover, the pen box adopting the common hinged structure also needs a separate box locking mechanism, such as a buckling structure. However, the addition of such a lock case structure increases the cost, and also has a problem of being easily broken and damaged, and is not durable.

The utility model discloses it is based on this kind of condition makes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a pencil box structure with simple structure, convenient use and low cost.

The utility model discloses a realize through following technical scheme:

in order to solve the technical problem, the utility model provides a simple and easy pencil box structure, including can the lid last lid and lower lid together, go up one side of lid and be first rotation connection limit, one side of lid rotates for the second down and connects the limit, first rotation connection limit and second rotate and connect the limit and rotate and link together, go up the lid and be equipped with C shape shell fragment down between the lid, the inboard on first rotation connection limit is equipped with the last slot that is used for fixed C shape shell fragment upper end, the inboard on second rotation connection limit is equipped with the lower slot that is used for fixed C shape shell fragment lower extreme.

In order to further solve the technical problem to be solved by the utility model, the utility model provides a pair of among simple and easy pencil box structure, the second rotates and connects the limit and is equipped with the arc convex surface that sets up along this limit, first rotation is connected the limit and is equipped with the arc concave surface that sets up along this limit, thereby arc convex surface and arc concave surface cooperation are connected and are realized rotating to connect and go up lid and lower lid.

In order to further solve the technical problem to be solved by the utility model, the utility model provides a pair of among simple and easy pencil box structure, the inboard of arc concave surface is equipped with the anticreep card tongue, the inboard of arc convex surface is equipped with supporting baffle, just enclose into the anticreep guide way between the lateral wall of supporting baffle and arc convex surface, the anticreep card tongue is inserted within the anticreep guide way.

In order to further solve the technical problem to be solved by the utility model, the utility model provides a pair of among simple and easy pencil box structure, the anticreep guide way is the wedge that the bottom is narrow, upper portion is wide.

In order to further solve the technical problem to be solved by the utility model, the utility model provides a pair of simple and easy pencil box structure, anticreep block tongue lower extreme has the fillet.

In order to further solve the technical problem to be solved by the utility model, the utility model provides a pair of among simple and easy pencil box structure, the upper and lower both ends of C shape shell fragment all are equipped with the anticreep hem of buckling to the centre.

Compared with the prior art, the utility model discloses there is following advantage:

1. the utility model discloses simple structure, part are small in quantity, therefore with low costs. The utility model discloses set up C shape shell fragment between these two half boxes of last lid and lower lid, the pulling force through C shape shell fragment will go up the lid and connect fixedly with lower lid and keep the two to be in the lid and close the state, open the box, close the box more smoothly steady. The utility model discloses after using C shape shell fragment, need not other lock box mechanism, the existing fixed action of connecting of C shape shell fragment has the effect of locking the box again, consequently the utility model discloses simplify the structure, the cost is reduced. And because do not have in addition like the lock box mechanism that the buckle is like, and the C-shaped shell fragment is difficult to the fracture, consequently the utility model discloses it is durable.

2. The utility model discloses easy dismouting, will first rotation is connected the limit and is rotated with the second and connect the limit and rotate the back of linking together, and the equipment is accomplished in the slot under injecting the upper end of C shape shell fragment, injecting the lower extreme of C shape shell fragment respectively again in the slot, and is simple and convenient, and manual assembly and automatic equipment are all fit for.

Drawings

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is an exploded view of the present invention;

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

fig. 4 is a cross-sectional view at a-a in fig. 3.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1 to 4, the simple pencil box structure includes an upper box cover 1 and a lower box cover 2 which can be covered together, one side of the upper box cover 1 is a first rotary connecting side 14, one side of the lower box cover 2 is a second rotary connecting side 25, the first rotary connecting side 14 and the second rotary connecting side 25 are rotatably connected together, a C-shaped elastic sheet 3 (as shown in fig. 2 and 4, the C-shaped elastic sheet 3 is a C-shaped spring sheet) is arranged between the upper box cover 1 and the lower box cover 2, an upper insertion slot 11 for fixing an upper end of the C-shaped elastic sheet 3 is arranged on an inner side of the first rotary connecting side 14, and a lower insertion slot 21 for fixing a lower end of the C-shaped elastic sheet 3 is arranged on an inner side of the second rotary connecting side 25. As shown in fig. 2, the upper insertion groove 11 is formed on a side wall near the rotational connection of the upper case cover 1, and the lower insertion groove 21 is formed on a side wall near the rotational connection of the lower case cover 2.

The utility model is particularly suitable for containing medical injection pens, and is certainly suitable for containing stationery and the like.

The utility model discloses simple structure, part are small in quantity, therefore with low costs. The utility model discloses set up C shape shell fragment 3 between these two half boxes of upper box cover 1 and lower box cover 2, the pulling force through C shape shell fragment 3 will go up box cover 1 and box cover 2 links together down and can keep the two to be in the lid and close or the open mode. The utility model discloses after using C shape shell fragment 3, need not other lock box mechanism, the existing connection fixed action of C shape shell fragment 3 has the effect of locking the box again, consequently the utility model discloses simplify the structure, the cost is reduced. And because do not have in addition like the lock box mechanism of buckle, and C-shaped shell fragment 3 is difficult to the fracture, consequently the utility model discloses it is durable.

The utility model discloses in, when opening the box, hold lower box cover 2, upwards break off with the fingers and thumb that lid 1 keeps away from the rotation hookup location (first rotation connection limit 14 and second rotation connection limit 25) that one side, the elasticity that only needs to overcome C shape shell fragment 3 at this in-process (the upper and lower both ends that make C shape shell fragment 3 open and take place to warp) just can open lid 1 and lower box cover 2. Furthermore, the upper box cover 1 and the lower box cover 2 are opened by hands, the upper box cover 1 and the lower box cover 2 are opened around the axis of the rotating connection part, two acting points are arranged at the upper end and the lower end of the C-shaped elastic sheet 3 in the process, and the distance between the two acting points is positively correlated with the force arm of the two acting points. In the opening process, after the upper box cover 1 and the lower box cover 2 rotate around the rotating shaft center to open a certain angle, two force points at the upper end and the lower end of the C-shaped elastic sheet 3 and the shaft center form a straight line, the distance between the two force points is the largest, the external tension applied to the two force points at the upper end and the lower end of the C-shaped elastic sheet 3 is the largest, and the reaction force applied to the upper box cover 1 and the lower box cover 2 by the force points at the upper end and the lower end of the C-shaped elastic sheet 3 is the largest. When the external tension is continuously applied and the pen is continuously opened, the included angle of the force arms of the two force points of the C-shaped elastic sheet 3 is gradually reduced, the distance between the two force points of the C-shaped elastic sheet 3 is gradually reduced, namely the force arms of the two force points are gradually shortened, at the moment, even if the external tension for opening is not applied any more, the pen box still can be continuously opened by the tension of the C-shaped elastic sheet 3 (until the support baffle 23 arranged on the lower box cover 2 props against the C-shaped elastic sheet 3, the structure is detailed below), namely, the pen box is opened to a certain angle and stopped and cannot be continuously opened any more, at the moment, the pen box is in an opened state and can be kept in the state. The utility model discloses it is more smooth and easy steady to open the box, close the box.

When closing the box, only need earlier apply external force with the hand, go to cover and close lid 1 and lower lid 2, when the lid closes the certain degree, under the effect of C shape shell fragment 3 restoring force, the upper and lower both ends of C shape shell fragment 3 kick-backs, and the lid is gone up in the drive 1 and the automatic lid that continues of lower lid is in the same place, loosens the back box of hand promptly and will quick self-closing promptly, uses fairly simple, convenient, need not to apply too big strength.

The utility model discloses easy dismouting rotates first rotation and connects limit 14 and second and connect the limit 25 to rotate and link together the back, and the equipment is accomplished promptly in slot 11, the lower extreme of C shape shell fragment 3 injects down slot 21 respectively to the upper end of C shape shell fragment 3 again, and is simple and convenient, and manual assembly and automatic equipment are all fit for.

Preferably, C shape shell fragment 3 is equipped with two or more than two quantity to along the rotation junction (first rotation connection limit 14 and second rotation connection limit 25) interval distribution of last lid 1 and lower lid 2, can guarantee like this that the atress is even, improve the stability of structure, guarantee to open the box, close the steady when box, the dynamics of opening and shutting is more even smooth and easy.

The utility model discloses in, C shape shell fragment 3 is hidden inside the box, and the outward appearance is more pleasing to the eye.

Preferably, the upper box cover 1 and the lower box cover 2 are respectively integrally formed, and if the upper box cover and the lower box cover are formed by plastic through one-time injection molding, the production difficulty is further reduced, and the cost is reduced.

The above-mentioned rotary connection structure for rotatably connecting the first rotary connection edge 14 and the second rotary connection edge 25 is mainly the following structure: the second is rotated and is connected limit 25 and is equipped with the arc convex surface 22 that sets up along this limit, first rotation is connected the limit 14 and is equipped with the arc concave surface 12 that sets up along this limit, thereby arc convex surface 22 and arc concave surface 12 cooperation are connected and are realized rotating to connect and go up lid 1 and lower lid 2. Preferably, arc convex surface 22 is the semicircle cambered surface, the utility model discloses an arc convex surface 22 and lower lid 2 integrated into one piece, arc concave surface 12 are the semicircle arc of being connected with arc convex surface 22 rotation, also with last lid 1 integrated into one piece. As shown in fig. 2 and 4, the structure that opens and shuts of common design is through the pivot with the structural connection of spring, and the utility model discloses a design does not need elongated axle center and spring isotructure, the utility model discloses only need with arc convex surface 22 convex arc surface card go into in the arc concave surface 12 can, convenient equipment, dismantlement, easy manufacturing moreover, it is with low costs.

In the utility model discloses in more specific embodiment, the inboard of arc concave surface 12 is equipped with anticreep block tongue 13, the inboard of arc convex surface 22 is equipped with supporting baffle 23, just enclose into anticreep guide way 24 between the lateral wall of supporting baffle 23 and arc convex surface 22, anticreep block tongue 13 inserts within anticreep guide way 24. The anti-falling latch 13 has guiding and anti-falling functions, and the anti-falling latch 13 is matched with the anti-falling guide groove 24, so that the arc-shaped convex surface 22 and the arc-shaped concave surface 12 are always in close fit and cannot be separated in the rotating process. The supporting baffle 23 encloses an anti-falling guide groove 24 on one hand, and blocks the anti-falling clamping tongue 13 and guides the movement track of the anti-falling clamping tongue; on the other hand, the supporting baffle 23 can limit the limit opening degree of the upper box cover 1 and the lower box cover 2, when the upper box cover 1 and the lower box cover 2 are opened to a certain degree, the upper end of the supporting baffle 23 can support the C-shaped elastic sheet 3 to prevent the C-shaped elastic sheet 3 from continuously deforming (here, the deformation of the C-shaped elastic sheet 3 when the upper box cover 1 and the lower box cover 2 are prevented from continuously opening is limited only in the deformation direction), so that the upper box cover 1 and the lower box cover 2 are prevented from continuously opening, and the upper box cover 1 and the lower box cover 2 are kept in the opening state.

In a more specific embodiment of the present invention, the anti-falling guide groove 24 is a wedge shape with a narrow bottom and a wide upper portion. Therefore, the anti-dropping clamping tongue 13 is mainly used for adapting to the motion track of the anti-dropping clamping tongue 13 and guiding the motion of the anti-dropping clamping tongue to avoid the separation of the arc-shaped convex surface 22 and the arc-shaped concave surface 12.

In the more specific embodiment of the utility model, anticreep latch 13 lower extreme has the fillet, can reduce the jamming like this for the pencil box is opened and is closed more smoothly.

In the more specific embodiment of the present invention, as shown in fig. 2 and fig. 4, the upper and lower ends of the C-shaped elastic sheet 3 are both provided with the anti-separation edge 31 that bends toward the middle, and the bending range (or bending degree) of the anti-separation edge 31 is greater than the bending range (or bending degree) of the upper and lower portions of the C-shaped elastic sheet 3. The anti-falling folding edge 31 is mainly used for increasing the clamping degree of the upper end and the lower end of the C-shaped elastic sheet 3 and the upper slot 11 or the lower slot 21, is more firmly fixed and has a good anti-falling effect.

Preferably, a buffer lining (not shown) is placed in the inner cavity of the upper case cover 1 and/or the lower case cover 2, and then the injection pen is placed in the buffer lining, and a cavity for accommodating the injection pen and the replacement needle is arranged in the buffer lining. Therefore, the structure is simple, the use is convenient, and the protection effect is good.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The utility model provides a simple and easy pencil box structure which characterized in that: including last lid (1) and lower lid (2) that can cover together, one side of going up lid (1) is first rotation connection limit (14), one side of lid (2) rotates for the second and connects limit (25) down, first rotation connection limit (14) rotate with the second and connect limit (25) and rotate and link together, go up lid (1) and be equipped with C shape shell fragment (3) down between lid (2), the inboard of first rotation connection limit (14) is equipped with last slot (11) that are used for fixed C shape shell fragment (3) upper end, the inboard of second rotation connection limit (25) is equipped with lower slot (21) that are used for fixed C shape shell fragment (3) lower extreme.

2. The simple pen box structure of claim 1, wherein: the second rotates and connects limit (25) and is equipped with arc convex surface (22) that set up along this limit, first rotation is connected limit (14) and is equipped with arc concave surface (12) that set up along this limit, thereby arc convex surface (22) and arc concave surface (12) cooperation are connected and are realized rotating to connect and go up lid (1) and lower lid (2).

3. The simple pen box structure of claim 2, wherein: the anti-falling device is characterized in that anti-falling clamping tongues (13) are arranged on the inner sides of the arc-shaped concave surfaces (12), supporting baffles (23) are arranged on the inner sides of the arc-shaped convex surfaces (22), anti-falling guide grooves (24) are formed by the supporting baffles (23) and the side walls of the arc-shaped convex surfaces (22) in a surrounding mode, and the anti-falling clamping tongues (13) are inserted into the anti-falling guide grooves (24).

4. The simple pen box structure of claim 3, wherein: the anti-falling guide groove (24) is in a wedge shape with a narrow bottom and a wide upper part.

5. The simple pen box structure of claim 3, wherein: the lower end of the anti-falling clamping tongue (13) is chamfered with a round angle.

6. The simple pen box structure according to any one of claims 1 to 5, wherein: the upper end and the lower end of the C-shaped elastic sheet (3) are respectively provided with an anti-falling hem (31) which is bent towards the middle.