CN211473774U

CN211473774U - Hinge with adjustable buffering angle

Info

Publication number: CN211473774U
Application number: CN201921454221.0U
Authority: CN
Inventors: 戚志
Original assignee: Guangdong Jusen Hardware Precision Manufacturing Co ltd
Current assignee: Guangdong Jusen Precision Technology Co ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-09-11
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a but buffering angle regulation hinge, including articulated arm (1) and hinge cup (2), through connecting rod (3) articulated installation between articulated arm (1) and hinge cup (2), be equipped with attenuator (4) in articulated arm (1), connecting rod (3) are connected and promote attenuator (4) with attenuator (4), wherein articulated arm (1) is equipped with adjusting key (5) and spring (6), spring (6) set up between attenuator (4) and adjusting key (5), the deformation volume of adjusting key (5) adjusting spring (6) makes the flexible stroke linear change of attenuator (4). The utility model discloses an adjusting spring's deformation volume to change the elasticity of spring and the damping stroke of attenuator, realize the buffering angle modulation of hinge.

Description

Hinge with adjustable buffering angle

Technical Field

The utility model belongs to furniture hardware fitting field, concretely relates to but buffering angle regulation hinge.

Background

Chinese patent document CN108266081A discloses an improved structure of european style buffering hinge, which includes a hinged arm and a hinged cup, wherein the hinged cup and the hinged arm are hinged by a four-bar linkage mechanism, so that the hinged arm and the hinged cup can move relatively to each other to realize opening and closing of the hinge. The four-bar mechanism extrudes the damper to push the damper to compress when the hinge is opened and closed, thereby playing a role of buffering and damping when the hinge is closed.

However, the damping degree of the damper and the damping angle of the hinge cannot be adjusted in the above structure, and it is necessary to optimize the above structure for this purpose.

SUMMERY OF THE UTILITY MODEL

The technical problem solved by the utility model is to provide a buffering angle adjustable hinge, its buffering angle that can adjust the hinge.

The technical problem is solved by the following technical scheme: the utility model provides a but buffering angle regulation hinge, includes hinged arm and hinge cup, is articulated the installation through the connecting rod between hinged arm and the hinge cup, is equipped with the attenuator in the hinged arm, and the connecting rod is connected with the attenuator and promotes the attenuator, and wherein the hinged arm is equipped with adjust key and spring, and the spring setting is between attenuator and adjust key, and adjust key adjusting spring's deformation volume makes the linear change of the flexible stroke of attenuator to reach the buffering angle of regulation door and the effect of the time of closing the door.

The utility model discloses compare produced beneficial effect with the background art: the utility model discloses an adjusting spring's deformation volume to change the elasticity of spring and the damping stroke of attenuator, realize the buffering angle modulation of hinge and the regulation of the speed of closing the door.

In one embodiment, the spring is a torsion spring, the adjusting key is a knob, the hinged arm is provided with a supporting rod for supporting the damper, the torsion spring is sleeved on the supporting rod, one end of the torsion spring abuts against the damper, and the other end of the torsion spring abuts against the adjusting key.

Has the advantages that: adopt the damping degree of torsional spring regulation attenuator, realize that rotation mode adjusts hinge buffering angle, utilize the bearing lever both to be used for bearing the attenuator moreover, be used for installing the torsional spring again, help simplifying hinge structure, improve the compactness of hinge.

In one embodiment, the damper is provided with a shoulder, and the torsion spring abuts against the shoulder of the damper; the adjusting key is provided with an adjusting pin, and the torsional spring is abutted to the adjusting pin.

In one embodiment, the side wall of the hinged arm is provided with an arc-shaped adjusting hole, the adjusting pin extends into the adjusting hole, and the adjusting key rotates back and forth along the adjusting hole.

In one embodiment, the inner wall of the adjusting hole is uniformly provided with positioning teeth, a gear groove is formed between every two adjacent positioning teeth, and the adjusting hole is provided with at least two gear grooves.

Has the advantages that: the setting of location tooth is convenient for fix the adjusting pin, and the user can set up different gears according to self to the demand of buffering angle and closing door speed, makes the hinge keep at suitable buffering angle and closing door speed.

In one embodiment, the outer surface of the damper is provided with an avoiding groove, the avoiding groove extends along the telescopic direction of the damper, and the avoiding groove is provided with an arc-shaped part; the adjusting pin is arranged in the avoiding groove, and the arc-shaped part is matched with the rotating track of the adjusting pin.

In one embodiment, the damper comprises a piston and a sheath, the piston penetrates through the sheath, and the shoulder and the avoiding groove are respectively arranged on the sheath.

Has the advantages that: the damper adopts a split structure, which is beneficial to reducing the maintenance cost of the damper and is convenient for replacing the piston.

In one embodiment, the adjusting key is provided with a clamping pin, the hinged arm is provided with a shaft hole, the clamping pin is clamped in the shaft hole, the shaft hole is located between the bearing rod and the arc-shaped adjusting hole, the shaft hole and the arc-shaped adjusting hole are concentrically arranged, and the adjusting key rotates around the clamping pin in a reciprocating mode.

Has the advantages that: the adjusting key and the different axle setting of torsional spring, and the shaft hole is located between bearing rod and the arc regulation hole, helps the central angle maximize with the arc regulation hole at less within range to improve the damping control range of attenuator.

In one embodiment, the spring is a straight spring arranged on the telescopic stroke of the damper, one end of the spring abuts against the damper, and the other end of the spring abuts against the adjusting key.

Has the advantages that: and the damping degree of the damper is adjusted by adopting a straight spring, so that the damping angle of the hinge is adjusted by linear motion.

In one embodiment, the hinge arm is provided with a linear adjusting hole, the inner wall of the adjusting hole is uniformly provided with positioning teeth, and one end of the adjusting key extends into the adjusting hole and moves to and fro along the adjusting hole to compress the spring.

Has the advantages that: the arrangement of the positioning teeth is convenient for fixing the adjusting key, so that the hinge is kept at a proper buffering angle.

The above embodiments can be combined arbitrarily to form a combined embodiment according to the design requirements of the product and on the premise of contradiction in the technical scheme.

Drawings

Fig. 1 is a schematic view of a first embodiment of the hinge of the present invention in a closed state;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

fig. 3 is a schematic view of an open state of a first embodiment of the hinge of the present invention;

FIG. 4 is a schematic view of the internal structure of FIG. 3;

fig. 5 is an exploded view of a first embodiment of the hinge of the present invention;

FIG. 6 is a schematic view showing the connection relationship between the damper, the adjustment key and the spring according to the first embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of the hinge of the second embodiment of the present invention in a closed state;

fig. 8 is a schematic sectional view of the hinge of the second embodiment of the present invention in an opened state.

The device comprises a hinge arm 1, an adjusting hole 11, a positioning tooth 12, a shaft hole 13, a hinge cup 2, a connecting rod 3, a damper 4, a shoulder 41, a piston 42, a sheath 43, an arc part 44, an adjusting key 5, an adjusting pin 51, a bayonet 52, a spring 6 and a bearing rod 7.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Example one

As shown in fig. 1 to 6, the hinge with adjustable buffering angle of the present embodiment includes a hinge arm 1 and a hinge cup 2, the hinge arm 1 and the hinge cup 2 are hinged by a connecting rod 3, a damper 4 is disposed in the hinge arm 1, and the connecting rod 3 is connected with the damper 4 and pushes the damper 4. The hinged arm 1 is provided with an adjusting key 5 and a spring 6, the spring 6 is arranged between the damper 4 and the adjusting key 5, and the adjusting key 5 adjusts the deformation of the spring 6 to enable the expansion stroke of the damper 4 to change linearly, so that the effects of adjusting the buffering angle of door closing and the time of door closing are achieved.

In this embodiment, the adjustment key 5 is a knob, and the spring 6 is a torsion spring. The hinged arm 1 is provided with a bearing rod 7 for bearing the damper 4, the torsion spring is sleeved on the bearing rod 7, one end of the torsion spring is abutted on the damper 4, and the other end of the torsion spring is abutted on the adjusting key 5. Specifically, the damper 4 is provided with a shoulder 41, the torsion spring abuts against the shoulder 41 of the damper 4, the adjusting key 5 is provided with an adjusting pin 51, and the torsion spring abuts against the adjusting pin 51.

As shown in fig. 6, the side wall of the hinge arm 1 is provided with an arc-shaped adjusting hole 11 and a shaft hole 13, and the inner wall of the adjusting hole 11 is uniformly provided with positioning teeth 12. The adjusting key 5 is further provided with a bayonet 52, the bayonet 52 is buckled in the shaft hole 13, the adjusting pin 51 extends into the adjusting hole 11, and the adjusting key 5 rotates around the bayonet 52 and along the adjusting hole 11 in a reciprocating mode. The shaft hole 13 is located between the supporting rod 7 and the arc adjusting hole 11, and the shaft hole 13 and the arc adjusting hole 11 are concentrically arranged.

As shown in fig. 4 and 5, the outer surface of the damper 4 is provided with an avoidance groove extending in the expansion and contraction direction of the damper 4, and the avoidance groove is provided with an arc portion 44. The adjusting pin 51 of the adjusting key 5 is arranged in the avoiding groove, and the arc-shaped part 44 is matched with the rotating track of the adjusting pin 51 so as to avoid interference on the movement of the adjusting pin 51. The damper 4 comprises a piston 42 and a sheath 43, the piston 42 is sleeved in the sheath 43, the shoulder 41 and the avoiding groove are respectively arranged on the sheath 43, and the damper is convenient to process and low in cost.

Example two

The main difference between this embodiment and the first embodiment is the specific structural difference between the spring and the adjustment key, in this embodiment, the spring 6 is a straight spring, and the adjustment key 5 is a linear push-pull type key.

Specifically, as shown in fig. 7 and 8, the spring 6 is disposed on the expansion stroke of the damper 4, and one end of the spring 6 abuts against the damper 4, and the other end of the spring 6 abuts against the adjustment key 5. Meanwhile, a linear adjusting hole 11 is formed in the hinged arm, positioning teeth 12 are uniformly arranged on the inner wall of the adjusting hole 11, one end of an adjusting key 5 extends into the adjusting hole 11, and the adjusting key reciprocates along the adjusting hole 11 to compress the spring 6.

The utility model provides a spring 6 presss from both sides between adjustment key 5 and attenuator 4, fixes the suitable position at regulation hole 11 through location tooth 12 when adjustment key 5, and at this moment, 6 one end of spring and adjustment key 5 keep quiescent. When the hinge is gradually closed, the connecting rod 3 pushes the compression damper 4, the shoulder 41 of the damper 4 is far away from the adjusting key 5, the spring 6 is gradually opened, and when the hinge is completely closed, as shown in fig. 2; when the hinge is gradually opened, the link 3 moves away from the damper 4, the damper 4 recovers, the shoulder 41 approaches the adjustment key 5, the spring 6 is gradually compressed, and the hinge is completely opened, as shown in fig. 4. Because the deformation quantity of the spring 6 can be changed through the adjusting key 5, namely the elastic force of the spring 6 and the damping degree of the damper 4 are changed, the resistance borne by the hinge when the hinge is opened is different, and the buffering angle adjustment of the hinge is realized.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a but buffering angle regulation hinge, includes hinge arm (1) and hinge cup (2), through connecting rod (3) articulated installation between hinge arm (1) and hinge cup (2), is equipped with attenuator (4) in hinge arm (1), and connecting rod (3) are connected and promote attenuator (4) with attenuator (4), its characterized in that: the hinge arm (1) is provided with an adjusting key (5) and a spring (6), the spring (6) is arranged between the damper (4) and the adjusting key (5), and the adjusting key (5) adjusts the deformation of the spring (6) to enable the telescopic stroke of the damper (4) to change linearly, so that the effects of adjusting the buffering angle and the door closing time of closing the door are achieved.

2. The cushioning angle adjustable hinge according to claim 1, wherein: the spring (6) is a torsion spring, the adjusting key (5) is a knob, the hinged arm (1) is provided with a bearing rod (7) for bearing the damper (4), the torsion spring is sleeved on the bearing rod (7), one end of the torsion spring is abutted on the damper (4), and the other end of the torsion spring is abutted on the adjusting key (5).

3. The cushioning angle adjustable hinge according to claim 2, wherein: the damper (4) is provided with a convex shoulder (41), and the torsion spring abuts against the convex shoulder (41) of the damper (4); the adjusting key (5) is provided with an adjusting pin (51), and the torsion spring is propped against the adjusting pin (51).

4. The cushioning angle adjustable hinge according to claim 3, wherein: the side wall of the hinged arm (1) is provided with an arc-shaped adjusting hole (11), an adjusting pin (51) extends into the adjusting hole (11), and the adjusting key (5) rotates in a reciprocating mode along the adjusting hole (11).

5. The cushioning angle adjustable hinge according to claim 4, wherein: the inner wall of the adjusting hole (11) is uniformly provided with positioning teeth (12), gear grooves are formed between adjacent positioning teeth (12), and the adjusting hole (11) is at least provided with two gear grooves.

6. The cushioning angle adjustable hinge according to claim 3, wherein: an avoiding groove is formed in the outer surface of the damper (4), extends along the telescopic direction of the damper (4), and is provided with an arc-shaped part (44); the adjusting pin (51) is arranged in the avoiding groove, and the arc-shaped part (44) is matched with the rotating track of the adjusting pin (51).

7. The cushioning angle adjustable hinge according to claim 6, wherein: the damper (4) comprises a piston (42) and a sheath (43), the piston (42) is sleeved in the sheath (43), and the shoulder (41) and the avoiding groove are respectively arranged on the sheath (43).

8. The cushioning angle adjustable hinge according to any one of claims 1 to 7, wherein: adjusting key (5) are equipped with bayonet lock (52), and articulated arm (1) is equipped with shaft hole (13), and bayonet lock (52) buckle is in shaft hole (13), and shaft hole (13) are located between bearing rod (7) and arc regulation hole (11), and shaft hole (13) and arc regulation hole (11) set up with one heart, and adjusting key (5) are around bayonet lock (52) reciprocating rotation.

9. The cushioning angle adjustable hinge according to claim 1, wherein: the spring (6) is a straight spring arranged on the telescopic stroke of the damper (4), one end of the spring (6) is abutted against the damper (4), and the other end of the spring (6) is abutted against the adjusting key (5).

10. The cushioning angle adjustable hinge according to claim 9, wherein: the hinge arm (1) is provided with a linear adjusting hole, the inner wall of the adjusting hole is uniformly provided with positioning teeth, and one end of an adjusting key (5) extends into the adjusting hole and reciprocates along the adjusting hole to compress a spring (6).