Hinge type tailless loose-leaf binding ring

Abstract

The utility model discloses a hinge type tailless loose-leaf binding ring which comprises a first hinge and a second hinge, the first hinge is rotatably connected with the second hinge, the first hinge comprises a first ring supporting piece, the second hinge comprises a second ring supporting piece, and the first ring supporting piece and the second ring supporting piece are perpendicular to each other. The hinge type tailless loose-leaf binding ring is composed of the two different hinges, the structure is simple, the two hinges are of an integrated structure, and batch production of the leaf type tailless loose-leaf binding ring is facilitated; the two hinges are large in opening angle and convenient for consumers to use.

Description

Technical Field

[0001] The utility model relates to the technical field of loose-leaf binding rings, in particular to a hinge-type tailless loose-leaf binding ring. Background Art

[0002] The loose-leaf binding rings on the market are generally composed of two long strips with several semicircular closed teeth, and the two long strips cooperate with each other through a structure similar to a door hinge.

[0003] However, in the market today, the general loose-leaf binding rings with a flat spine are affected by the structure and have a small opening angle, which is not conducive to user use. Therefore, it is necessary to design a hinge-type tailless loose-leaf binding ring to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a hinge-type tailless loose-leaf binding ring to solve the technical problem that the opening angle of a general loose-leaf binding ring with a flat spine is too small due to the structure, which is not conducive to user use.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a hinge-type tailless loose-leaf binding ring, comprising a first hinge and a second hinge, wherein the first hinge and the second hinge are rotatably connected, the first hinge comprises a first ring support, the second hinge comprises a second ring support, and the first ring support and the second ring support are arranged perpendicular to each other.

[0006] Preferably, the first ring support is provided with a first middle closed tooth and a plurality of first row teeth, and the second ring support is provided with a second middle closed tooth and a plurality of second row teeth;

[0007] Preferably, the first middle closed tooth and the first row of teeth extend in a direction perpendicular to the first ring support and then continue to extend upward to form a connecting end.

[0008] Preferably, the second closing teeth and the second row of teeth are both semi-annular structures, and correspond one-to-one with the first middle closing teeth and the first row of teeth.

[0009] Preferably, a middle rotating sleeve is provided on the first ring support, and side rotating sleeves are provided at both ends of the second ring support, and the middle rotating sleeve is located between the two side rotating sleeves.

[0010] Preferably, a locking hole is provided at the end of the first middle closing tooth, a locking block is fixedly provided at the end of the second middle closing tooth, the locking block is engaged with the locking hole, the connecting ends of the plurality of first row teeth are fixedly provided with a clamping block, the ends of the plurality of second row teeth are provided with a clamping groove, and the plurality of clamping grooves are respectively interference fit with the plurality of clamping blocks.

[0011] Preferably, an integrated reinforcement end head is fixedly provided at the end of the first closed tooth, and a reinforcement block is fixedly provided at the bottom outside the reinforcement end head.

[0012] Preferably, the first ring support, the first middle closed tooth, the plurality of first row teeth and the two side rotating sleeves are an integrated structure, and the second ring support, the second middle closed tooth, the plurality of second row teeth and the middle rotating sleeve are an integrated structure.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] Compared with the prior art, the first hinge and the second hinge of the hinge-type tailless loose-leaf binding ring are rotatably connected, the first hinge includes a first ring support, the second hinge includes a second ring support, and the first ring support and the second ring support are arranged perpendicular to each other; this arrangement can make the opening angle of the two loose-leafs reach 180 degrees, which is convenient for users to use, and multiple card slots are respectively engaged with multiple card blocks to fix the two closed hinges, which is convenient for the installation and fixation of the page-type tailless loose-leaf binding ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the binding ring of the utility model in a closed state;

[0016] Figure 2 This is a schematic diagram of the binding ring of the present invention in an unfolded state;

[0017] Figure 3 This is a schematic structural diagram of the first hinge of the utility model;

[0018] Figure 4 This is a schematic structural diagram of the second hinge of the utility model;

[0019] Figure 5 This is a schematic diagram of the bottom structure of the utility model;

[0020] Figure 6 This is a schematic diagram of the front structure of the utility model;

[0021] Figure 7 This is a schematic structural diagram of the first closing tooth and the second closing tooth of the utility model;

[0022] Figure 8 It is a plan view of the first middle closing tooth and the second middle closing tooth of the utility model.

[0023] In the figure: 1. First hinge; 2. Second hinge; 3. First ring support; 4. First middle closing tooth; 5. First row of teeth; 6. Middle rotating sleeve; 7. Clamping block; 8. Reinforcement end; 9. Locking hole; 10. Reinforcement block; 11. Second ring support; 12. Second middle closing tooth; 13. Second row of teeth; 14. Side rotating sleeve; 15. Locking block; 16. Clamping slot. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention.

[0025] See also Figure 1-8 The utility model provides a hinge-type tailless loose-leaf binding ring, including a first hinge 1 and a second hinge 2, wherein the first hinge 1 and the second hinge 2 are rotatably connected, the first hinge 1 includes a first ring support 3, the second hinge 2 includes a second ring support 11, and the first ring support 3 and the second ring support 11 are arranged perpendicular to each other; the hinge-type tailless loose-leaf binding ring is composed of two different hinges.

[0026] See also Figure 3-4 In this embodiment, a first middle closing tooth 4 and a plurality of first row teeth 5 are provided on the first ring support 3, and a second middle closing tooth 12 and a plurality of second row teeth 13 are provided on the second ring support 11; the first middle closing tooth 4 and the first row teeth 5 extend in a direction perpendicular to the first ring support 3 and then continue to extend upward to form a connecting end; the second closing teeth 12 and the second row teeth 13 are both semi-annular structures, and correspond one-to-one with the first middle closing teeth 4 and the first row teeth 5. When in use, the user places the first hinge on a support such as a table, and the first row of teeth and the first middle closing teeth are flat on the table, and the second hinge completes the opening and closing actions.

[0027] See also Figure 5-6 In this embodiment, a middle rotating sleeve 6 is provided on the first ring support 3, and side rotating sleeves 14 are respectively provided at both ends of the second ring support 11. The middle rotating sleeve 6 is located between the two side rotating sleeves 14; both ends of the middle rotating sleeve are provided with snap-fitting parts to cooperate with the two side rotating sleeves to realize the rotation of the two hinges.

[0028] See also Figure 3-8In this embodiment, a locking hole 9 is provided at the end of the first middle closing tooth 4, and a locking block 15 is fixedly provided at the end of the second middle closing tooth 12, and the locking block 15 is engaged with the locking hole 9. The connecting ends of the multiple first row teeth 5 are fixedly provided with a clamping block 7, and the ends of the multiple second row teeth 13 are provided with a clamping groove 16, and the multiple clamping grooves 16 are respectively engaged with the multiple clamping blocks 7. The end of the first middle closing tooth 4 is fixedly provided with an integrated reinforcing end head 8, and the bottom of the outer side of the reinforcing end head 8 is fixedly provided with a reinforcing block 10; the first middle closing tooth 4 and the second middle closing tooth 12 are engaged with each other through the locking block 15 and the locking hole 9, and the multiple first row teeth 5 and the multiple second row teeth 13 are engaged with each other through the clamping block 7 and the clamping groove 16, thereby fixing the annular structure, and maintaining the closed state of the device through the locking block 15 and the locking hole 9. This structure can make the closed state more stable, and the friction force is increased by the clamping block 7 and the clamping groove 16, thereby enhancing the stability of the closed state of the device.

[0029] See also Figure 3-4 In this embodiment, the first ring support 3, the first middle closing tooth 4, the multiple first row teeth 5 and the two side rotating sleeves 14 are an integrated structure, and the second ring support 11, the second middle closing tooth 12, the multiple second row teeth 13 and the middle rotating sleeve 6 are an integrated structure.

[0030] See also Figure 1-6 In this embodiment, the first middle closing tooth 4 and the multiple first row teeth 5 are evenly arranged, and the first middle closing tooth 4 is located in the middle of the multiple first row teeth 5. The second middle closing tooth 12 and the multiple second row teeth 13 are evenly arranged, and the second middle closing tooth 12 is located in the middle of the multiple second row teeth 13. The first middle closing tooth 4 is corresponding to the second middle closing tooth 12, and the multiple first row teeth 5 are respectively corresponding to the multiple second row teeth 13. The first middle closing tooth 4 and the second middle closing tooth 12 form an annular structure, and the multiple first row teeth 5 and the multiple second row teeth 13 form multiple annular structures, which are used to hold loose-leaf paper.

[0031] When the embodiment of the present application is in use: the hinge-type tailless loose-leaf binding ring is composed of two different hinges, the first middle closing teeth 4 and the second middle closing teeth 12 form a ring structure, and the multiple first row teeth 5 and the multiple second row teeth 13 form multiple ring structures; when fixing a stack of loose-leafs with holes into a book, the loose-leaf papers are first arranged so that the tooth holes on the loose-leaf papers are aligned one by one, first the two hinges are unfolded, and then the middle closing teeth and the row teeth of any one hinge are inserted into the preset tooth holes of the loose-leaf papers, and finally the other hinge is turned over until the first middle closing teeth 4 and the second middle closing teeth 12 are closed, the multiple first row teeth 5 are respectively closed with the multiple second row teeth 13, the locking block 15 is engaged with the locking hole 9, the multiple card slots 16 are respectively engaged with the multiple card blocks 7, the first middle closing teeth 4 are connected and fixed with the second middle closing teeth 12, and the multiple first row teeth 5 are respectively connected and fixed with the multiple second row teeth 13, thereby completing the installation and fixation of the page-type tailless loose-leaf binding ring, that is, completing the fixation of the stack of loose-leaf papers into a book.

[0032] The advantages of this utility model are:

[0033] 1) The two hinge connection parts of the utility model are arranged perpendicular to each other, with a large opening angle and convenient use.

[0034] 2) The utility model can better maintain the closed state of the device by providing the closing teeth and the locking teeth.

[0035] 3) The binding ring is a ring structure, which is conducive to smooth turning of pages.

[0036] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. Hinge type tailless loose-leaf binding ring, characterized by: It includes a first hinge and a second hinge, wherein the first hinge and the second hinge are rotatably connected, the first hinge includes a first ring support, the second hinge includes a second ring support, and the first ring support and the second ring support are arranged perpendicular to each other.

2. The hinge-type tailless loose-leaf binding ring according to claim 1, characterized in that: The first ring support is provided with a first middle closed tooth and a plurality of first row teeth, and the second ring support is provided with a second middle closed tooth and a plurality of second row teeth.

3. The hinge-type tailless loose-leaf binding ring according to claim 2, characterized in that: The first middle closed tooth and the first row of teeth extend in a direction perpendicular to the first ring support and then continue to extend upward to form a connecting end.

4. The hinge-type tailless loose-leaf binding ring according to claim 3, characterized in that: The second middle closed teeth and the second row of teeth are both semi-annular structures, and correspond one-to-one with the first middle closed teeth and the first row of teeth.

5. The hinge-type tailless loose-leaf binding ring according to claim 2, characterized in that: A middle rotating sleeve is provided on the first ring support, and side rotating sleeves are provided at both ends of the second ring support, wherein the middle rotating sleeve is located between the two side rotating sleeves.

6. The hinge-type tailless loose-leaf binding ring according to claim 2, characterized in that: A locking hole is provided at the end of the first middle closing tooth, a locking block is fixedly provided at the end of the second middle closing tooth, and the locking block is engaged with the locking hole. The connecting ends of the plurality of first row teeth are fixedly provided with a clamping block, and the ends of the plurality of second row teeth are provided with a clamping groove, and the plurality of clamping grooves are respectively interference fit with the plurality of clamping blocks.

7. The hinge-type tailless loose-leaf binding ring according to claim 2, characterized in that: An integrated reinforcement end head is fixedly provided at the end of the first closed tooth, and a reinforcement block is fixedly provided at the bottom outside the reinforcement end head.

8. The hinge-type tailless loose-leaf binding ring according to claim 5, characterized in that: The first ring support, the first middle closed tooth, the plurality of first row teeth and the two side rotating sleeves are an integrated structure, and the second ring support, the second middle closed tooth, the plurality of second row teeth and the middle rotating sleeve are an integrated structure.

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