CN219382043U

CN219382043U - Loose-leaf binder

Info

Publication number: CN219382043U
Application number: CN202320469703.3U
Authority: CN
Inventors: 蒋晓华
Original assignee: Wandai Nanmenggong Shanghai Entertainment Co ltd Guangzhou Branch; Bandai Shenzhen Co Ltd
Current assignee: Wandai Nanmenggong Shanghai Entertainment Co ltd Guangzhou Branch; Bandai Shenzhen Co Ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-21
Anticipated expiration: 2033-03-03

Abstract

The utility model relates to the field of quick-connection structures, in particular to a loose-leaf binder, which comprises a movable fastener and a fixed fastener, wherein the movable fastener comprises a rotating rod, a first semicircular retaining ring and an operating rod, the rotating rod is provided with a plurality of first semicircular retaining rings along the length direction of the rotating rod, and the middle part of the rotating rod is provided with a first buckle; one end of the rotating rod is provided with a protruding operating rod, and the operating rod is provided with a second buckle; the fixing fastener comprises a fixing seat and a second semicircular retaining ring, and a plurality of second semicircular retaining rings are arranged on the fixing seat along the length direction of the fixing seat; the rotating rod is rotationally arranged on the fixed seat, and the first semicircular retaining ring is opposite to the second semicircular retaining ring; the middle part of the fixing seat is provided with a first buckling position corresponding to the first buckle, and one end of the fixing seat is provided with a second buckling position corresponding to the second buckle. The structure is simple; the first buckling position is used as a main buckling position, the second buckling position is used as an auxiliary buckling position, and the situation that a single buckling position cannot meet the requirement of integral buckling when the buckling length is too long, and the part without the buckling position cannot be buckled easily can be avoided.

Description

Loose-leaf binder

Technical Field

The utility model relates to the field of quick-connection structures, in particular to a loose-leaf binder.

Background

Binders are commonly used in folders to secure a plurality of pages in a snap-fit manner, and when a sheet Zhang Shuye is to be withdrawn for use, the binder can be manipulated by simply releasing the snap-fit of the snap-ring. However, the existing loose-leaf binder is complex in structure and is easy to separate in the using process by means of the clamping connection between the buckles, the mode of combining the buckles is single buckles, the buckling requirements of buckles with certain length and size cannot be met, buckling force on one side without buckles is small, and the loose-leaf binder is easy to loose.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: the loose-leaf binder is simple in structure and good in overall buckling effect.

In order to solve the technical problems, the utility model adopts the following technical scheme: the loose-leaf binder comprises a movable fastener and a fixed fastener, wherein the movable fastener comprises a rotating rod, first semicircular buckles and an operating rod, the rotating rod is provided with a plurality of first semicircular buckles along the length direction of the rotating rod, and the middle part of the rotating rod is provided with a first buckle; one end of the rotating rod is provided with a protruding operating rod, and a second buckle is arranged on the operating rod; the fixing fastener comprises a fixing seat and a second semicircular buckle ring, and a plurality of second semicircular buckle rings are arranged on the fixing seat along the length direction of the fixing seat; the rotating rod is rotationally arranged on the fixed seat, and the first semicircular retaining ring is opposite to the second semicircular retaining ring; the middle part of the fixing seat is provided with a first buckling position corresponding to the first buckle, and one end of the fixing seat is provided with a second buckling position corresponding to the second buckle.

Further, the second buckle is arranged on the outer wall of one end of the fixed seat; the operating rod is attached to the outer wall of the fixing seat.

Further, the second buckle is arranged on the inner wall of one end of the fixed seat; the operating rod protrudes out of the fixing seat.

Further, hollowed-out parts are arranged on two sides of the second buckling part of the fixing seat.

Further, the first semicircular clasp is clamped with the second semicircular clasp.

Further, the fixing seat comprises an upper cover and a bottom cover, and the upper cover and the bottom cover are detachably connected.

Further, a first positioning column is arranged in the upper cover, and a second positioning column which is spliced with the first positioning column is arranged on one side of the bottom cover opposite to the upper cover.

Further, a plurality of reinforcing ribs are arranged in the upper cover.

Further, the fixing seat is cuboid, and a plurality of edges of the fixing seat adopt a fillet transition design.

Further, the operation rod is in an isosceles triangle shape, and the bottom of the operation rod is connected with the rotating rod; the width dimension of the operating lever is gradually reduced along the length direction thereof.

The utility model has the beneficial effects that: the design structure is simple; the first knot position is as main knot position, and the second knot position is as supplementary knot position, and the arrangement of both positions on the dwang can avoid the single knot position to satisfy holistic lock when lock length overlength, leads to easily having the unable condition of lock of the part of knot position.

Drawings

FIG. 1 is a schematic view of a binder according to an embodiment of the present utility model;

FIG. 2 is an exploded view of a binder according to an embodiment of the present utility model;

fig. 3 is a schematic view showing the structure of an upper cover of the binder according to the embodiment of the present utility model.

Description of the reference numerals:

1. a movable fastener; 11. a rotating lever; 12. a first semicircular clasp; 13. an operation lever; 14. a first buckle; 15. a second buckle;

2. a fixing fastener; 21. a fixing seat; 22. a second semicircular clasp; 23. a first buckling position; 24. a second buckling position; 25. a hollowed-out part; 26. an upper cover; 27. a bottom cover; 28. a first positioning column; 29. a second positioning column; 210. reinforcing ribs.

Detailed Description

In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.

Referring to fig. 1 to 3, a binder includes a movable fastener 1 and a fixed fastener 2, wherein the movable fastener 1 includes a rotating rod 11, a first semicircular clasp 12 and an operating rod 13, the rotating rod 11 is provided with a plurality of first semicircular clasps 12 along the length direction thereof, and a first buckle 14 is provided in the middle of the rotating rod 11; a protruding operating rod 13 is arranged at one end of the rotating rod 11, and a second buckle 15 is arranged on the operating rod 13; the fixing fastener 2 comprises a fixing seat 21 and a second semicircular buckle 22, and a plurality of second semicircular buckles 22 are arranged on the fixing seat 21 along the length direction of the fixing seat 21; the rotating rod 11 is rotatably arranged on the fixed seat 21, and the first semicircular retaining ring 12 is opposite to the second semicircular retaining ring 22; the middle part of the fixing seat 21 is provided with a first buckling position 23 corresponding to the first buckle 14, and one end of the fixing seat 21 is provided with a second buckling position 24 corresponding to the second buckle 15.

From the above description, the beneficial effects of the utility model are as follows: the design structure is simple; the first buckling position 23 serves as a main buckling position, the second buckling position 24 serves as an auxiliary buckling position, and the two buckling positions are arranged on the rotating rod 11, so that the situation that a single buckling position cannot meet the requirement of integral buckling when the buckling length is too long, and the part without the buckling position cannot be buckled easily can be avoided.

Further, the second fastening portion 24 is disposed on an outer wall of one end of the fixing base 21; the operating rod 13 is attached to the outer wall of the fixed seat 21.

As can be seen from the above description, when the second fastening portion 24 is disposed on the outer wall of the fixing base 21, the operating lever 13 is also disposed on the outer wall for the user to directly operate.

Further, the second fastening portion 24 is disposed on an inner wall of one end of the fixing base 21; the operating rod 13 protrudes from the fixing seat 21.

As can be seen from the above description, when the second fastening portion 24 is disposed on the inner wall of the fixing base 21, the protruding design of the operating lever 13 can be conveniently operated by a user.

Further, hollowed-out parts 25 are respectively provided on both sides of the second fastening part 24 of the fixing seat 21.

As can be seen from the above description, the hollow portion 25 is used for increasing the elasticity of the fastening portion, facilitating the adjustment of the hand feeling, and avoiding the excessive wear caused by the excessive contact strength of the fastening portion.

Further, the first semicircular clasp 12 and the second semicircular clasp 22 are clamped.

As can be seen from the above description, the engagement force is further improved by the engagement of the first half-ring 12 and the second half-ring 22. Specifically, a clamping groove is formed at one end of the first semicircular buckle ring 12 away from the rotating rod 11; the second semicircular clasp 22 is provided with a clamping protrusion at one end far away from the fixing seat 21.

Further, the fixing base 21 includes an upper cover 26 and a bottom cover 27, and the upper cover 26 and the bottom cover 27 are detachably connected.

As is apparent from the above description, the detachable arrangement of the upper cover 26 and the lower cover 27 facilitates the installation of the rotation lever 11 inside the fixing base 21.

Further, a first positioning column 28 is disposed in the upper cover 26, and a second positioning column 29 inserted into the first positioning column 28 is disposed on a side of the bottom cover 27 opposite to the upper cover 26.

As is clear from the above description, the quick positioning of the upper cover 26 and the bottom cover 27 is achieved by the plug-in fitting of the first positioning post 28 and the second positioning post 29.

Further, a plurality of reinforcing ribs 210 are provided in the upper cover 26.

As can be seen from the above description, the reinforcing ribs 210 are provided to enhance the overall strength of the upper cover 26.

Further, the fixing seat 21 is a cuboid, and a plurality of edges of the fixing seat 21 adopt a rounded corner transition design.

From the above description, the rounded transition design can avoid injury to the user from sharp edges.

Further, the operation rod 13 is in an isosceles triangle shape, and the bottom of the operation rod is connected with the rotating rod 11; the width dimension of the operating lever 13 gradually decreases along the length direction thereof.

As is apparent from the above description, the connection strength of the operation lever 13 and the rotation lever 11 is ensured by the triangular arrangement, while the overall size of the operation lever 13 is reduced while satisfying the snap design.

Referring to fig. 1 to 3, a first embodiment of the present utility model is:

the application scene of the utility model is as follows: in the buckling structure design of the loose-leaf binder, the traditional loose-leaf binder is easy to separate in the use process by means of the clamping connection between the buckles, the mode of combining the buckles is mostly single buckles, the buckling requirements of the buckles with certain length and size cannot be met, the buckling force on one side without buckles is smaller, and the loose-leaf binder is easy to loose.

As shown in fig. 1 to 3, the binder of the present embodiment includes a movable fastener 1 and a fixed fastener 2, where the movable fastener 1 includes a rotating rod 11, a first semicircular clasp 12 and an operating rod 13, the rotating rod 11 is provided with a plurality of first semicircular clasps 12 along the length direction thereof, and a first clasp 14 is provided in the middle of the rotating rod 11; a protruding operating rod 13 is arranged at one end of the rotating rod 11, and a second buckle 15 is arranged on the operating rod 13; the operation rod 13 is in an isosceles triangle shape, and the bottom of the operation rod is connected with the rotating rod 11; the width dimension of the operating lever 13 gradually decreases along the length direction thereof; the fixing fastener 2 comprises a fixing seat 21 and a second semicircular buckle 22, and a plurality of second semicircular buckles 22 are arranged on the fixing seat 21 along the length direction of the fixing seat 21; the rotating rod 11 is rotatably arranged on the fixed seat 21, and the first semicircular retaining ring 12 is opposite to the second semicircular retaining ring 22; the middle part of the fixing seat 21 is provided with a first buckling position 23 corresponding to the first buckle 14, and one end of the fixing seat 21 is provided with a second buckling position 24 corresponding to the second buckle 15.

As shown in fig. 1, the second fastening portion 24 is disposed on an outer wall of one end of the fixing base 21; the operating rod 13 is attached to the outer wall of the fixed seat 21.

In alternative other forms, the second fastening portion 24 is disposed on an inner wall of one end of the fixing base 21; the operating rod 13 protrudes from the fixing seat 21. The setting positions of the operating lever 13 and the second fastening position 24 can be adjusted according to design requirements.

As shown in fig. 1 and 2, hollowed-out portions 25 are disposed on two sides of the second fastening portion 24 of the fixing base 21.

The first semicircular clasp 12 and the second semicircular clasp 22 are clamped; specifically, a clamping groove is formed at one end of the first semicircular buckle ring 12 away from the rotating rod 11; the second semicircular clasp 22 is provided with a clamping protrusion at one end far away from the fixing seat 21.

As shown in fig. 2 and 3, the fixing base 21 includes an upper cover 26 and a lower cover 27, and the upper cover 26 and the lower cover 27 are detachably connected, in particular, by a bolt lock. A first positioning column 28 is arranged in the upper cover 26, and a second positioning column 29 which is spliced with the first positioning column 28 is arranged on the side, opposite to the upper cover 26, of the bottom cover 27; and meanwhile, the upper cover 26 is also provided with a plug-in post, and the bottom cover 27 is provided with a jack corresponding to the plug-in post. The upper cover 26 is provided with a plurality of reinforcing ribs 210 therein.

As shown in fig. 1, the fixing seat 21 is a cuboid, and a plurality of edges of the fixing seat 21 adopt a rounded corner transition design.

The movable fastener 1 and the fixed fastener 2 are both made of ABS material or modified ABS material.

The working principle of the utility model is as follows: when the device is used, the operating rod 13 is swung, so that the operating rod 13 rotates to drive the rotating rod 11 and the first semicircular buckle ring 12 to rotate until the second buckle 15 on the operating rod 13 is clamped with the second buckle position 24; meanwhile, the first buckle 14 in the middle of the rotating rod 11 is also clamped with the first buckle position 23; and then the first semicircular buckles 12 and the second semicircular buckles 22 are buckled in sequence to form a structure with good integral buckling force.

In summary, the binder provided by the utility model has a simple structure; the first knot position is as main knot position, and the second knot position is as supplementary knot position, and the arrangement of both positions on the dwang can avoid the single knot position to satisfy holistic lock when lock length overlength, leads to easily having the unable condition of lock of the part of knot position.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.

Claims

1. The loose-leaf binder is characterized by comprising a movable fastener and a fixed fastener, wherein the movable fastener comprises a rotating rod, a first semicircular retaining ring and an operating rod, the rotating rod is provided with a plurality of first semicircular retaining rings along the length direction of the rotating rod, and the middle part of the rotating rod is provided with a first buckle; one end of the rotating rod is provided with a protruding operating rod, and a second buckle is arranged on the operating rod; the fixing fastener comprises a fixing seat and a second semicircular buckle ring, and a plurality of second semicircular buckle rings are arranged on the fixing seat along the length direction of the fixing seat; the rotating rod is rotationally arranged on the fixed seat, and the first semicircular retaining ring is opposite to the second semicircular retaining ring; the middle part of the fixing seat is provided with a first buckling position corresponding to the first buckle, and one end of the fixing seat is provided with a second buckling position corresponding to the second buckle.

2. The binder of claim 1 wherein the second button is located on an outer wall of one end of the holder; the operating rod is attached to the outer wall of the fixing seat.

3. The binder of claim 1 wherein the second fastening portion is disposed on an inner wall of one end of the fixed base; the operating rod protrudes out of the fixing seat.

4. The binder of claim 1 wherein hollowed-out portions are provided on both sides of the second fastening portion of the holder.

5. The binder of claim 1 wherein the first and second semicircular buckles are snap-fit.

6. The binder of claim 1 wherein the holder includes an upper cover and a bottom cover, the upper cover and bottom cover being removably connected.

7. The binder of claim 6 wherein the upper cover has a first positioning post therein and the side of the bottom cover opposite the upper cover has a second positioning post that mates with the first positioning post.

8. The binder of claim 6 wherein a plurality of reinforcing ribs are provided in the cover.

9. The binder of claim 1 wherein the holder is rectangular and wherein the plurality of edges of the holder are rounded.

10. The binder of claim 1 wherein the lever is in the shape of an isosceles triangle with the bottom thereof connected to the rotating lever; the width dimension of the operating lever is gradually reduced along the length direction thereof.