CN214996921U

CN214996921U - Hinge with single spring structure

Info

Publication number: CN214996921U
Application number: CN202120151945.9U
Authority: CN
Inventors: 刘明成
Original assignee: Ningbo Heying Electric Appliance Co ltd
Current assignee: Ningbo Heying Electric Appliance Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-12-03
Anticipated expiration: 2031-01-20

Abstract

The utility model discloses a single spring structure hinge relates to hinge technical field, including shell, head and inner support, the inside lower extreme of shell is provided with the head through rivet is articulated, and the one end of head extends to the shell outside, and the vertical activity of the inside lower extreme of shell is provided with the inner support, and the bottom of inner support extends to the front of head, and the both sides of shell all run through and have seted up inside hole flanging. The utility model discloses a pulley pin and curved groove' S setting, the curved groove is the setting of level "S" type, and the askew department inboard of turning of curved groove is the back-off form setting, under the ascending effort of spring, can realize the self priming and the closing force of the door body, prevent that the door body from taking place relative rotation, simultaneously through the setting of hasp, the hasp not only can lock the door body, prevent that the door body from droing, and can be when dismantling and installing, the hasp is located the inside one end of shell and can withhold the inner support, make things convenient for the dismantlement and the installation of the door body between head and the shell.

Description

Hinge with single spring structure

Technical Field

The utility model relates to a hinge technical field, in particular to single spring structure hinge.

Background

A hinge is a mechanical device used to connect two solids and allow relative rotation between them. The hinge may be constructed of a movable component or may be constructed of a foldable material. The hinge is generally arranged on the door and window, so that the door and window can be conveniently opened and closed.

However, when the existing single-spring hinge is used, the door body is easily influenced by wind power and the like, relative rotation occurs, the door body can be seriously damaged, the existing single-spring hinge is not provided with a locking structure, the door body is easy to fall off, and the door body rotates when being detached and installed, so that the door body cannot be fixed and is inconvenient to install and detach.

Therefore, it is necessary to provide a hinge with a single spring structure to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single spring structure hinge to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a hinge with a single spring structure comprises a shell, a head and an inner support, wherein the head is hinged to the lower end of the inside of the shell through a rivet, one end of the head extends to the outer side of the shell, the inner support is vertically and movably arranged at the lower end of the inside of the shell, the bottom end of the inner support extends to the front face of the head, inwards turned holes are formed in the two sides of the shell in a penetrating mode, first plastic parts are arranged on the two sides of the lower end of the inside of the shell and fixed to the shell through the inwards turned holes, the two first plastic parts are respectively located on the two sides of the head, sliding grooves are formed in the two first plastic parts in a penetrating mode, a bent groove is formed in the end, located inside the shell, of the head, a pulley matched with the bent groove is movably arranged in the bent groove, a pulley pin is movably arranged in the middle of the pulley in a penetrating mode, and one end of the pulley pin movably penetrates through the bottom end of the inner support, the two ends of the pulley pin are respectively inserted into the sliding grooves, one side of the head is provided with a lock catch which movably penetrates through the shell, and the lock catch is rotatably connected with the head through a pin shaft.

Preferably, the curved slot is horizontal "S" type setting, and the crooked department inboard of turning of curved slot is the back-off form setting, the bottom of inner support is the arc setting, and the bottom of inner support and the one end looks adaptation that the hasp is located the shell inside.

Preferably, a fixing rod is fixedly arranged at the top end of one side of the inner support, and a connecting rod is fixedly arranged at the upper end inside the shell.

Preferably, a spring is arranged between the connecting rod and the fixed rod, and two ends of the spring are respectively hung on the connecting rod and the fixed rod.

Preferably, the top ends of the two sides of the inner support are both fixedly provided with second plastic parts, and the second plastic parts are attached to the inner wall of the shell.

Preferably, one end of the lock catch, which is located inside the shell, is arc-shaped, and the other end of the lock catch is provided with an inverted buckle shape.

The utility model discloses a technological effect and advantage:

the utility model discloses a pulley pin and curved groove' S setting, the curved groove is the setting of level "S" type, and the askew department inboard of turning of curved groove is the back-off form setting, under the ascending effort of spring, can realize the self priming and the closing force of the door body, prevent that the door body from taking place relative rotation, simultaneously through the setting of hasp, the hasp not only can lock the door body, prevent that the door body from droing, and can be when dismantling and installing, the hasp is located the inside one end of shell and can withhold the inner support, make things convenient for the dismantlement and the installation of the door body between head and the shell.

Drawings

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

Fig. 2 is a schematic structural view of the connection mode between the head and the housing of the present invention.

Fig. 3 is a schematic view of a connection structure between the first plastic part and the head of the present invention.

Fig. 4 is a schematic view of the structure of the housing of the present invention.

Fig. 5 is a schematic view of the connection mode of the inner support and the head of the present invention.

Fig. 6 is a schematic view of the head structure of the present invention.

In the figure: 1. a housing; 2. a head portion; 3. an inner support; 4. a spring; 5. a connecting rod; 6. fixing the rod; 7. a first plastic part; 8. a chute; 9. a pulley pin; 10. bending a groove; 11. a pulley; 12. a second plastic part; 13. inward hole flanging; 14. and (5) locking.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a single spring structure hinge as shown in fig. 1-6, including shell 1, head 2 and inner support 3, the inside lower extreme of shell 1 is provided with head 2 through rivet hinge, and the one end of head 2 extends to the shell 1 outside, the vertical activity of the inside lower extreme of shell 1 is provided with inner support 3, and the bottom of inner support 3 extends to the front of head 2, the fixed dead lever 6 that is provided with in one side top of inner support 3, the fixed connecting rod 5 that is provided with in inside upper end of shell 1, be provided with spring 4 between connecting rod 5 and the dead lever 6, and the both ends of spring 4 hang respectively on connecting rod 5 and dead lever 6.

Inwards-turned holes 13 are formed in two sides of the shell 1 in a penetrating mode, first plastic parts 7 are arranged on two sides of the inner lower end of the shell 1, the first plastic parts 7 are fixed with the shell 1 through the inwards-turned holes 13, through arrangement of the two first plastic parts 7, through matching of the first plastic parts 7 and pulley pins 9, friction force can be reduced, abnormal sound is reduced, the two first plastic parts 7 are respectively located on two sides of the head portion 2, sliding grooves 8 are formed in the two first plastic parts 7 in a penetrating mode, a bent groove 10 is formed in one end, located inside the shell 1, of the head portion 2 in a penetrating mode, the bent groove 10 is arranged in a horizontal S shape, the inner side of the bent portion of the bent groove 10 is arranged in an inverted buckling mode, a pulley 11 matched with the bent groove 10 is movably arranged inside the bent groove 10, a pulley pin 9 is movably arranged in the middle of the pulley 11 in a penetrating mode, and one end of the pulley pin 9 movably penetrates through the bottom end of the inner support 3, through the setting of pulley pin 9 and curved groove 10, curved groove 10 is the setting of level "S" type, and the askew department inboard of turning of curved groove 10 is the back-off form setting, under the ascending effort of spring 4, can realize the self priming and the closing force of the door body, prevents that the door body from taking place relative rotation.

Further, inside 8 chutes are inserted respectively at the both ends of pulley pin 9, one side of head 2 is provided with the activity and runs through hasp 14 of shell 1, and hasp 14 rotates with head 2 through the round pin axle to be connected, hasp 14 is located the inside one end of shell 1 and is the arc setting, the other end of hasp 14 is provided with the back-off shape, the bottom of inner support 3 is the arc setting, and the bottom of inner support 3 and the one end looks adaptation that hasp 14 is located shell 1 inside, through the setting of hasp 14, hasp 14 not only can lock the door body, prevents that the door body from droing, and can be when dismantling and installing in addition, the one end that hasp 14 is located shell 1 inside can withstand inner support 3 for there is certain angle between head 2 and the shell 1, makes things convenient for the dismantlement and the installation of the door body.

Secondly, the both sides top of inner support 3 all is fixed and is provided with second plastic part 12, and second plastic part 12 is connected with the inner wall laminating of shell 1, through the setting of second plastic part 12, is favorable to avoiding inner support 3 and shell 1 direct friction, eliminates abnormal sound.

The utility model discloses the theory of operation:

during the use, directly with the hinge mount to the door body on, in the hinge working process, head 2 follows a body and rotates, when head 2 rotated, drive pulley 11 and slide in curved groove 10 is inside, pulley pin 9 slides from top to bottom between two spouts 8 simultaneously, when pulley 11 slides to the both ends of curved groove 10, the maximum or closed state of degree of opening and shutting of the door body this moment, because the askew department inboard of turning of curved groove 10 is the back-off form setting, simultaneously under the ascending effort of spring 4, can realize self priming and the closing force of the door body, prevent that the door body from taking place relative rotation, the one end of hasp 14 is the back-off form setting simultaneously, can catch on the door body and make, the door body can not drop, when the other end of hasp 14 rotated and inner support 3 laminating, can withstand inner support 3, make there is certain angle between head 2 and shell 1, make things convenient for the dismantlement and the installation of the door body.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A single spring structure hinge which is characterized in that: comprises a shell (1), a head (2) and an inner support (3), wherein the head (2) is hinged to the lower end of the inside of the shell (1) through a rivet, one end of the head (2) extends to the outer side of the shell (1), the inner support (3) is vertically and movably arranged at the lower end of the inside of the shell (1), the bottom end of the inner support (3) extends to the front face of the head (2), inward turning holes (13) are formed in both sides of the shell (1) in a penetrating manner, first plastic parts (7) are arranged on both sides of the lower end of the inside of the shell (1), the first plastic parts (7) are fixed with the shell (1) through the inward turning holes (13), the two first plastic parts (7) are respectively located on both sides of the head (2), sliding grooves (8) are formed in both sides of the two first plastic parts (7), a bent groove (10) is formed in a penetrating manner at one end of the head (2) located in the inside of the shell (1), the inside activity of curved groove (10) is provided with pulley (11) with curved groove (10) looks adaptation, the middle part activity of pulley (11) is run through and is provided with pulley pin (9), and the one end activity of pulley pin (9) runs through the bottom of inner support (3), inside spout (8) were inserted respectively at the both ends of pulley pin (9), one side of head (2) is provided with activity and runs through hasp (14) of shell (1), and hasp (14) rotate with head (2) through the round pin axle and be connected.

2. A single spring structure hinge according to claim 1, wherein: the curved groove (10) is arranged in a horizontal S shape, the inner side of the crooked position of the curved groove (10) is arranged in an inverted buckle shape, the bottom end of the inner support (3) is arranged in an arc shape, and the bottom end of the inner support (3) is matched with one end of the lock catch (14) which is positioned in the shell (1).

3. A single spring structure hinge according to claim 2, wherein: a fixing rod (6) is fixedly arranged at the top end of one side of the inner support (3), and a connecting rod (5) is fixedly arranged at the upper end inside the shell (1).

4. A single spring structure hinge according to claim 3, wherein: a spring (4) is arranged between the connecting rod (5) and the fixing rod (6), and two ends of the spring (4) are hung on the connecting rod (5) and the fixing rod (6) respectively.

5. A single spring structure hinge according to claim 4, wherein: and the top ends of the two sides of the inner support (3) are fixedly provided with second plastic parts (12), and the second plastic parts (12) are attached to the inner wall of the shell (1).

6. A single spring structure hinge according to claim 5, wherein: the one end that hasp (14) are located shell (1) inside is the arc setting, the other end of hasp (14) is provided with the back-off shape.