CN215321601U - Novel labor-saving binder clip - Google Patents

Abstract

The utility model provides a novel labor-saving binder clip which comprises waist edges and transverse plates, wherein the waist edges and the transverse plates are arranged in pairs, one sides of the waist edges are respectively connected with two sides of the transverse plates, rotatable pressing handles are respectively arranged on the other sides of the waist edges arranged in pairs, arc transition edges are arranged at the joints of the waist edges and the transverse plates, openings are formed in the middle parts of the arc transition edges, heart-shaped openings are formed in the middle parts of the waist edges, and heart-shaped bulges are arranged on the peripheries of the heart-shaped openings. The opening is arranged at the connecting part, so that the body of the clamp can be relatively softened, the force required for opening the clamp is reduced, and the effect of saving labor is achieved.

Description

Novel labor-saving binder clip

Technical Field

The utility model belongs to office supplies, and particularly relates to a binder clip.

Background

The existing binder clip consists of two pressing handles, two waist edges and a transverse plate. The pressing handle is made of a metal steel wire, is arranged on the rolling lugs at two ends of the waist edge opening part and can be freely turned over, the waist edge is made of a metal steel sheet through heat treatment after being punched and formed, is of a triangular structure, has certain elasticity after being subjected to heat treatment, and is shaped through a die in a rolling manner, so that the stress of two R corners at the bottom of the triangle at the waist edge is reduced, the two waist edges of the triangle form inward clamping force, the clamping function of the binder clip is ensured, and the elasticity of the waist edge is adjusted through the depth of the rolling shaping stroke during production.

However, the current products have a problem: in order to ensure that the clamping force is uniform and elastic, the triangular waist edge is usually bent inwards after the long-tail waist clamping edge produced by the steel sheet of the waist edge according to the proper thickness is subjected to heat treatment and rolling shaping, so that the aesthetic degree is influenced, but if the two waist parts of the triangle are not bent, the thickness of the steel sheet of the waist edge needs to be increased, but the clamping force of the waist edge in use is greatly different between the clamping force of a thick part and the clamping force of a thin part after the thickness of the steel sheet is increased, the elasticity nonuniformity of the clamping force is obvious when the waist edge is clamped in use, particularly, the opening is very laborious when a thick-layer file is clamped, so that the clamping force of a ticket clamp with two waist edges inwards concave is uniform and soft when the ticket clamp with two waist parts relatively straight is used, namely, the steel sheet is thinner, the clamp with deformed shape is slightly thicker than the clamp with flat shape, and the relative clamping force of the steel sheet clamp is uniform, the elasticity is good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel labor-saving binder clip to solve the problems of deformation of the steel sheet waist edge, uneven opening elasticity and labor-consuming opening of the conventional binder clip.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel laborsaving binder clip, includes waist limit and the diaphragm that sets up in pairs, the both sides of diaphragm are connected respectively to one side on the waist limit that sets up in pairs, the rotatable handle of pressing is installed respectively to the opposite side on the waist limit that sets up in pairs, the junction on waist limit and diaphragm sets up the excessive limit of arc, the middle part on the excessive limit of arc is equipped with the opening. The opening sets up at the connection position, can promote the connection position elasticity when receiving the extrusion, promotes the deformation and the resilience performance at connection position to effectively reduce the required atress of extrusion deformation, play the effect of province.

Preferably, the middle part of the waist edge is provided with a heart-shaped opening, and the periphery of the heart-shaped opening is provided with a heart-shaped bulge.

Preferably, the surface of the pressing handle is abutted with heart-shaped pressing bulges, after the heart-shaped pressing bulges are designed on the two waist sides, the stress fulcrum of the pressing handle is upwards displaced to the heart-shaped pressing bulges, and the resistance arm is shortened by about 30 percent, so that the binder clip structure has a labor-saving function according to the lever principle.

Preferably, the transverse plate is symmetrically provided with semi-arc concave ribs, and the strength of the transverse plate is enhanced through the semi-arc concave ribs to improve the deformation resistance.

Preferably, the outer surface of the pressing handle is provided with a rubber layer which has strong flexibility and can deform to a certain extent, so that a user can operate the pressing handle comfortably.

Preferably, the opening has a sharp corner facing the rotatable press handle.

Preferably, the direction of the sharp corner is consistent with the direction of the tip of the heart-shaped opening arranged in the middle of the waist edge, and the sharp corner points to the concave part on the upper edge of the heart-shaped opening. In view of the above, the cusps and heart-shaped openings are arranged in alignment, so that the cusps and heart-shaped portions simultaneously provide a saving in pressure.

Preferably, waist limit whole sheet thickness is ninety percent of current thickness, has increased bulk strength and guaranteed under clamping-force and the sufficient prerequisite of elasticity through the setting of heart-shaped embossing and diaphragm semi-arc concave muscle, the advantage of 10% save material of attenuate raw and other materials thickness, has made things convenient for the waist limit to press and has opened and shut.

The utility model provides a labor-saving binder clip to overcome the defects in the current practical application, ensure the attractive shape of the waist edge but the uniform and soft clamping force, save labor when in use and clamping, and better meet the requirements of users. Compared with the prior art, the utility model has the beneficial effects that: this binder clip passes through waist limit and diaphragm steel sheet thickness attenuate 10% back to through the elasticity requirement of diaphragm and waist limit intensity and clamping-force is guaranteed in the setting of half arc concave rib and heart-shaped bulge, both guaranteed the waist limit indeformable and reach the steel band attenuate like this, the even soft purpose of clamping-force, and practiced thrift raw and other materials, and the intention that the heart was pressed protruding to improve the waist limit is pleasing to the eye, and press the handle butt heart and press protruding messenger waist limit to open and shut more laborsavingly. More importantly, on the basis of the improvement, the utility model further designs the opening at the connecting part of the waist edge and the transverse plate, and the opening can be used in the binder clip to reduce the force required by the clip body to be extruded, thereby achieving better labor-saving effect.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the overall structure of the present invention;

FIG. 3 is a top view of the cross plate of the present invention.

In the figure: 1. a waist edge; 2. a transverse plate; 3. semi-arc concave ribs; 4. embossing in a heart shape; 5. pressing the handle; 6. a rubber layer; 7. an arc transition edge; 8. an opening; 9. forming a hole in a heart shape; 10. and (4) sharp corners.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1, the labor-saving binder clip comprises waist edges 1 which are arranged in pairs, wherein one sides of the waist edges 1 which are arranged in pairs are respectively connected with transverse plates 2, the other sides of the waist edges are provided with curling parts to form a rotating shaft, a pressing handle 5 is rotatably connected onto the rotating shaft, the middle part of each waist edge 1 is provided with a heart-shaped opening 9, heart-shaped bulges 4 are arranged on the peripheries of the heart-shaped openings 9, the heart-shaped bulges 4 are formed by stamping and protrude towards the outer surface of the waist edge 1, the strength of the waist edge 1 is increased, and the originality and the attractiveness of the waist edge 1 can be increased by the heart-shaped bulges 4.

Referring to fig. 3, the transverse plate 2 is symmetrically provided with the half-arc concave ribs 3, and the strength of the transverse plate 2 is enhanced by the half-arc concave ribs 3 to improve the deformation resistance.

Referring to fig. 1 and 2, the rubber layer 6 is arranged on the outer surface of the pressing handle 5, and the rubber layer 6 has strong flexibility and can deform to a certain extent, so that a user can operate the pressing handle comfortably.

Referring to fig. 1 and 2, when the binder clip needs to be pressed, the pressing handle 5 rotates to the side close to the waist edge 1, the surface of the pressing handle 5 can contact and abut against the heart-shaped pressing protrusion 4, after the heart-shaped pressing protrusion 4 structure is designed on the two waist edges 1, the stress fulcrum of the pressing handle 5 is upwards displaced to the heart-shaped pressing protrusion 4 part, the resistance arm is shortened by about 30%, and thus the binder clip structure has a labor-saving function according to the lever principle.

Referring to fig. 1, 2 and 3, the thickness of the whole sheet of the waist edge 1 and the transverse plate 2 is ninety percent of the existing thickness, the whole strength of the waist edge 1 and the transverse plate 2 is increased by the arrangement of the waist edge embossing 4 and the half-arc concave ribs 3, the clamping force and the elasticity are ensured to be sufficient, the material is saved by thinning the thickness of the raw material by 10 percent, and the waist edge 1 is convenient to press to open and close easily and softly.

Referring to fig. 1, 2 and 3, in the present invention, the joint between the waist edge 1 and the transverse plate 2 is bent into an arc transition edge 7, an opening 8 is provided in the middle of the arc transition edge 7, the opening 8 has a sharp corner 10 facing the pressing handle 5, the direction of the sharp corner 10 is the same as the direction of the tip of the heart-shaped opening 9 provided in the middle of the waist edge 1, and the sharp corner 10 points to the concave part of the upper edge of the heart-shaped opening 9, by the design of the arc transition edge 7, the edge line of the binder clip can be soft, and the arc transition edge can also form a certain elastic force to provide a labor saving effect when the binder clip is pressed, the design of the opening 8 can reduce the hardness of the waist edge and the transverse plate to help labor saving, and by the sharp corner 10, the tip and the concave part of the heart-shaped opening 9 which are arranged on a straight line, the stress on the waist edge when the pressing handle 5 is pressed can be guided, the labor-saving effect is improved, and the pressing is more comfortable and convenient.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a novel laborsaving binder clip, includes waist limit (1) and diaphragm (2) that set up in pairs, the both sides of diaphragm (2) are connected respectively to one side of waist limit (1) that set up in pairs, rotatable pressure handle (5), its characterized in that are installed respectively to the opposite side of waist limit (1) that set up in pairs: the junction of waist limit (1) and diaphragm (2) sets up excessive limit of arc (7), the middle part on excessive limit of arc (7) is equipped with opening (8).

2. The novel labor-saving binder clip as claimed in claim 1, wherein: the waist edge is characterized in that a heart-shaped opening (9) is formed in the middle of the waist edge (1), and a heart-shaped embossing (4) is arranged on the periphery of the heart-shaped opening (9).

3. The novel labor-saving binder clip as claimed in claim 1 or 2, wherein: the opening (8) has a sharp corner (10) facing the rotatable press handle (5).

4. The novel labor-saving binder clip as claimed in claim 3, wherein: the orientation of the sharp corner (10) is consistent with the tip direction of a heart-shaped opening (9) arranged in the middle of the waist edge (1), and the sharp corner (10) points to a concave part on the upper edge of the heart-shaped opening (9).

5. The novel labor-saving binder clip as claimed in claim 1, wherein: the transverse plate (2) is symmetrically provided with semi-arc concave ribs (3).

6. The novel labor-saving binder clip as claimed in claim 1, wherein: the outer surface of the pressing handle (5) is provided with a rubber layer (6).

7. The novel labor-saving binder clip as claimed in claim 2, wherein: the surface of the pressing handle (5) is abutted with a heart-shaped pressing bulge (4).

8. The novel labor-saving binder clip as claimed in claim 1, wherein: the thickness of the whole sheet of the waist edge (1) and the transverse plate (2) is ninety percent of the existing thickness.

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