CN216374846U

CN216374846U - Double-hinge folder

Info

Publication number: CN216374846U
Application number: CN202123142252.2U
Authority: CN
Inventors: 何享林; 唐敬; 温武庆; 梅智航
Original assignee: Juli Sports Technology Shenzhen Co ltd
Current assignee: Juli Sports Technology Shenzhen Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-04-26
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses a double-hinge folder, comprising: a first joint, a second joint, a connecting bridge connected to the first joint and the second joint, and a locking handle locking the first joint and the second joint; the first joint is provided with a first rotating shaft, the second joint is provided with a second rotating shaft, the connecting bridge is adapted between the first joint and the second joint, and the connecting bridge is respectively connected to the first rotating shaft and the second rotating shaft; the locking handle is a hidden locking handle, one end of the locking handle is rotatably connected to the first joint, and the other end of the locking handle is locked on the second joint. According to the folder, the connecting bridge with the double hinges is arranged between the first joint and the second joint, so that the strength of the folder is greatly improved, the problem of poor strength of the folder caused by uneven stress in the prior art is solved, and the attractiveness of the folder is improved by designing the locking handle to be hidden.

Description

Double-hinge folder

Technical Field

The utility model relates to the technical field of folders, in particular to a double-hinge folder.

Background

The existing folder applied to folding travel equipment is generally in single-shaft single-hinge connection, namely an upper joint and a lower joint are rotatably connected through a rotating shaft. The problem of uneven stress distribution exists in the using process, so that the folder is low in connecting strength, easy to break down and short in service life. In addition, the locking handle of the existing folder generally protrudes out of the folder, so that a certain space is occupied on one hand, and the overall aesthetic property is damaged on the other hand.

Therefore, a folder with better connection strength and more beautiful appearance needs to be designed to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The technical scheme of the utility model is as follows: the present invention provides a double hinge folder, comprising: a first joint, a second joint, a connecting bridge connected to the first joint and the second joint, and a locking handle locking the first joint and the second joint;

the first joint is provided with a first rotating shaft, the second joint is provided with a second rotating shaft, the connecting bridge is adapted between the first joint and the second joint, and the connecting bridge is respectively connected to the first rotating shaft and the second rotating shaft;

the locking handle is a hidden locking handle, one end of the locking handle is rotatably connected to the first joint, and the other end of the locking handle is locked on the second joint.

Further, connect the bridge and be an I-shaped connection bridge, the horizontal portion adaptation of I-shaped connection bridge in between first joint and the second joint, the upper end of two perpendicular portions of I-shaped connection bridge rotate connect in on the first pivot, the lower extreme of two perpendicular portions of I-shaped connection bridge rotate connect in on the second pivot.

Furthermore, two avoiding grooves are respectively arranged on the first joint and the second joint corresponding to the two vertical parts.

Furthermore, the second connects and goes up to correspond locking handle's shape is equipped with an installation department, locking handle lock in back on the second connects, locking handle adaptation in the installation department.

Furthermore, a third rotating shaft is arranged on the first joint, and one end of the locking handle is rotatably connected to the third rotating shaft.

Furthermore, a hook component is arranged at the end part of the other end of the locking handle, a lock catch is arranged on the second connector, and the hook component can hook the lock catch to lock the first connector and the second connector.

Further, the hook assembly includes: the hook comprises an elastic guide piece, a hook piece and a push block, wherein one end of the hook piece is provided with a hook, the other end of the hook piece is fixedly connected with the push block, the elastic guide piece is arranged on the locking handle, and the hook piece can slide under the action of the elastic guide piece under the stress so as to enable the hook to hook the lock catch or loosen the lock catch.

Further, the elastic guide includes: guide way, spring and guide screw, the guide way is for locating locking handle last rectangular shape groove, guide screw one end connect in on the hook piece, the other end slidable connect in the guide way, spring one end is fixed in the guide way, the other end connect in on the guide screw.

Further, a guide rail is formed in the middle of the elastic guide piece, and the hook piece is matched in the guide rail and can slide along the guide rail.

Furthermore, the lock catch comprises a fixed threaded sleeve and a screw, the screw is fixed on the second joint through the threaded sleeve, and the head of the screw can hook the hook.

By adopting the scheme, the double-hinge folder disclosed by the utility model has the following technical effects:

(1) the double-shaft double-hinge connection is adopted, the problem that stress distribution is uneven in the upper joint and the lower joint of the single-hinge connection is solved, and the connection strength of the folder is greatly improved.

(2) And the hidden locking handle is adopted, and the locking handle is accommodated in the mounting part of the second joint after being folded, so that the attractiveness of the folder is greatly improved.

Drawings

Fig. 1 is an external perspective view of a first orientation of the dual-hinge folder of the present invention.

Fig. 2 is an external perspective view of a second orientation of the dual-hinge folder of the present invention.

Fig. 3 is a cross-sectional view of the locking handle of fig. 1 and 2.

Fig. 4 is a perspective view of the locking handle of the dual-hinge folder of the present invention.

Reference numerals:

a first joint 10, a second joint 20, a connecting bridge 30, a first rotating shaft 11, a second rotating shaft 21, a transverse part 31, a vertical part 32, a first avoiding groove 12, a second avoiding groove 22, a locking handle 40,

A third rotating shaft 13, a lock catch 25, a fixed threaded sleeve 251, a screw 252, a hook component 41,

Elastic guide 411, hook member 412, push block 413, guide groove 4111, spring 4112,

Guide screw 4113 and hook 4121

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the embodiments will be described in detail with reference to the accompanying drawings, and it is obvious that the drawings in the following description are only embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive exercise.

Referring to fig. 1 to 4, the present invention provides a dual-hinge folder, including: a first joint 10 and a second joint 20, wherein the first joint 10 and the second joint 20 are rotatably connected through a connecting bridge 30. In this embodiment, the first joint 10 is an upper joint, and the second joint 20 is a lower joint. Wherein, be equipped with first pivot 11 on the first joint 10, be equipped with second pivot 21 on the second connects 20, connect bridge 30 adaptation in between first joint 10 and second connect 20, connect bridge 30 upper and lower end connect respectively in on first pivot 11 and the second pivot 21, realize first joint 10 with the double-hinged joint of second joint 20, this connected mode has solved the inhomogeneous problem of stress that single-hinged joint produced, has improved the intensity of scray greatly.

Preferably, as shown in fig. 1, the connecting bridge 30 is an i-shaped connecting bridge, and the i-shaped connecting bridge is vertically installed, that is, the transverse portion 31 of the i-shaped connector is fitted in the gap between the first joint 10 and the second joint 20, the upper ends of the two vertical portions 32 of the i-shaped connector are rotatably connected to the first rotating shaft 11, and the lower ends of the two vertical portions 32 of the i-shaped connector are rotatably connected to the second rotating shaft 21. Corresponding to the two vertical portions 32 of the i-shaped connector, the first joint 10 is provided with two first avoiding grooves 12, and the second joint 20 is provided with two second avoiding grooves 22.

Preferably, a locking handle 40 is further disposed between the first connector 10 and the second connector 20, and the locking handle 40 is disposed on an opposite surface of the connecting bridge 30. The locking handle 40 is a hidden locking handle, that is, one end of the locking handle 40 is rotatably connected to the first joint 10, a mounting portion 23 is provided on the second joint 20 corresponding to the shape of the locking handle 40, and after the locking handle 40 is locked on the second joint 20, the locking handle 40 is adapted to the mounting portion 23.

Specifically, a third rotating shaft 13 is arranged on the first joint 10, one end of the locking handle 40 is rotatably connected to the third rotating shaft 13, a hook component 41 is arranged at the other end of the locking handle, the hook component 41 corresponds to the hook component 41, a lock catch 25 is fixed on the lower joint 20, and the hook component 41 can hook the lock catch 25 to lock the first joint 10 and the second joint 20.

In this embodiment, the lock 25 includes a fixed screw sleeve 251 and a screw 252, the screw sleeve is screwed into the second connector 20, and the screw 252 is screwed into the screw sleeve 251. Preferably, a gap is formed between the threaded sleeve 251 and the screw 252, and the hook component 41 hooks the head of the screw 242 and fits into the gap.

As shown in fig. 3 and 4, in the present embodiment, the hook assembly 41 includes: the hook comprises an elastic guide piece 411, a hook piece 412 and a push block 413, wherein one end of the hook piece 412 is provided with a hook 4121, and the other end of the hook piece 412 is connected to the push block 413, and preferably, the hook piece 412 and the push block 413 are of an integrally formed structure. The elastic guide 411 includes: guide way 4111, spring 4112 and guide screw 4113, guide way 4111 is for locating rectangular groove on the locking handle 40, guide screw 4113 one end connect in on hook piece 412, the other end connect slidably in the guide way 4111. Spring 4112 one end is fixed in guide way 4111, the other end connect in on the guide screw 4113.

In addition, it is preferable that a guide rail (not shown) is formed in the middle of the elastic guide 411, and the hook member 412 is fitted into the guide rail and can slide along the guide rail.

When the pushing block 413 is pushed, the hook member 412 is forced to slide along the guide rail, the guide screw 4113 is pressed, the spring 4112 is elastically deformed, the hook 4121 of the hook member 412 is disengaged upward from the latch 25, the locking handle 40 is rotated upward, the locking handle 30 is unlocked from the second joint 20, and the first joint 10 and the second joint 20 can be opened. Similarly, when the locking handle 40 needs to be locked, the pushing block 413 is pushed first to move the hook 4121 of the hanging member 412 to the uppermost position, then the locking handle 40 is rotated downwards until the locking handle fits into the mounting portion 23, at this time, the hook 4121 is located above the lock catch 25, after the pushing block 413 is released, the spring 4113 recovers the deformation, a downward force is generated to push the hook 4121 of the hanging member 412 downwards, the hook 4121 hooks the lock catch 25, at this time, the locking handle 40 is locked on the second joint 20, that is, the first joint 10 and the second joint 20 are locked.

In this embodiment, the first connector 10 and the second connector 20 are both square tubes, and the locking handle 40 is an "L" shaped handle, and the hook component 41 at the end of the "L" shaped handle extends to the other side of the installation surface of the "L" shaped handle, so as to facilitate the pushing of the pushing block 413 for locking and unlocking operations. It is anticipated that the first joint 10 and the second joint 20 may have other shapes such as a circular shape or an oval shape, and the locking handle 40 may have other structures as long as the locking and unlocking operations are convenient.

In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like, indicate orientations and positional relationships shown in the drawings of the present invention, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the present invention. In the description of the utility model.

In summary, the utility model provides a dual-hinge folder, which greatly improves the strength of the folder by arranging a connecting bridge of the dual-hinge between a first joint and a second joint, solves the problem of poor strength of the folder caused by uneven stress in the prior art, improves the aesthetic property of the folder by designing a locking handle as a hidden handle, and is worth popularizing and using.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A dual-hinge folder, comprising: a first joint, a second joint, a connecting bridge connected to the first joint and the second joint, and a locking handle locking the first joint and the second joint;

2. The dual-hinge folder according to claim 1, wherein the connecting bridge is an i-shaped connecting bridge, the transverse portion of the i-shaped connecting bridge is fitted between the first joint and the second joint, the upper ends of two vertical portions of the i-shaped connecting bridge are rotatably connected to the first rotating shaft, and the lower ends of two vertical portions of the i-shaped connecting bridge are rotatably connected to the second rotating shaft.

3. The dual-hinge folder of claim 2, wherein the first joint and the second joint are respectively provided with two avoiding grooves corresponding to the two vertical portions.

4. The dual-hinge folder of claim 1, wherein the second joint has a mounting portion corresponding to the shape of the locking handle, and the locking handle fits into the mounting portion after being locked to the second joint.

5. The dual-hinge folder as recited in claim 1 or 4, wherein the first joint is provided with a third rotating shaft, and one end of the locking handle is rotatably connected to the third rotating shaft.

6. The dual-hinge folder of claim 5, wherein a hook member is disposed at the other end of the locking handle, and a latch is disposed on the second joint, and the hook member can hook the latch to lock the first joint and the second joint.

7. The dual-hinge folder of claim 6, wherein the hook assembly comprises: the hook comprises an elastic guide piece, a hook piece and a push block, wherein one end of the hook piece is provided with a hook, the other end of the hook piece is fixedly connected with the push block, the elastic guide piece is arranged on the locking handle, and the hook piece can slide under the action of the elastic guide piece under the stress so as to enable the hook to hook the lock catch or loosen the lock catch.

8. The dual-hinge folder of claim 7, wherein the resilient guide comprises: guide way, spring and guide screw, the guide way is for locating locking handle last rectangular shape groove, guide screw one end connect in on the hook piece, the other end slidable connect in the guide way, spring one end is fixed in the guide way, the other end connect in on the guide screw.

9. The dual-hinge folder of claim 8, wherein the resilient guide member defines a guide track therebetween, and the hook member is fitted into the guide track and slidable along the guide track.

10. The dual-hinge folder of any one of claims 7-9, wherein the latch comprises a fixed threaded sleeve and a screw, the screw being fixed to the second joint by the threaded sleeve, the head of the screw being hooked to the hook.