CN106869662B - Hinge and buffer device thereof - Google Patents

Abstract

The present invention relates to a hinge and a buffer device thereof, the buffer device comprising a damper and a stopper. The damper comprises a first movable member and a second movable member which can move relative to each other, the first movable member having a first abutting portion and a second abutting portion, the first abutting portion and the second abutting portion being located at different positions of the first movable member; the stopper can be displaced relative to the damper and used to abut against one of the first abutting portion and the second abutting portion of the first movable member.

Description

Hinge and its cushioning device

technical field

The invention relates to a hinge, in particular to a hinge with a buffer device.

Background technique

Generally speaking, the cushioning device is usually used for a first object and a second object that can move relatively, so as to provide, for example, the second object has a cushioning effect when opening and closing relative to the first object, so that the second object can be slowed down. The force with which to close this first object. For example, US Patent No. US 7,971,691B2 discloses a damper for movable furniture objects, which includes a housing, a cylinder (cylinder) disposed in the housing, and a piston (piston rod) with a piston rod ( The piston is movable relative to the cylinder, a stopper is provided for the piston rod to abut against (abut), and an adjusting device is arranged on the housing and used to adjust the displacement of the stopper in a longitudinal direction of the piston rod. Wherein, in an embodiment (Fig. 1a) of this case, it can be seen that an adjustment wheel (9) can adjust the movement of the barriers (7, 14) in the longitudinal direction by means of a tool, such as a screwdriver (screwdriver), so Adjustable piston rod. Although the case offers adjustable dampers. However, in an environment where market demand is changing, providing a different adjustment method to change the buffer stroke of the damper is bound to bring more choices to the market.

Contents of the invention

The object of the present invention is to provide a buffer device including a damper, and the damper has a plurality of abutting parts located at different positions, so as to adjust and change the buffer stroke of the damper.

According to an aspect of the present invention, a buffer device includes a damper and a stopper, and its characteristic is that the damper includes a first movable member and a second movable member that can move longitudinally relative to each other, and the first movable The member has a first abutment portion and a second abutment portion, the first abutment portion and the second abutment portion are located at different longitudinal depth positions of the first movable member; the stopper can be opposite to the damper One of the first abutting portion and the second abutting portion of the first movable element is displaced for abutting against one of the second abutting portion.

Wherein, it also includes a casing having a channel for accommodating the damper, and the adjusting member is disposed adjacent to the casing.

Wherein, the housing also includes an auxiliary seat arranged adjacent to the channel, the auxiliary seat has a plurality of locking features, the stopper is arranged on the auxiliary seat, and the stopper has a positioning feature that can be locked on the One of several click features.

Wherein, the blocking member has an opening, and the adjusting member includes a first fastener and a second fastener that pass through the opening and engage with each other.

Wherein, the damper also has a third abutting portion located at a longitudinal depth position of the first movable member that is different from the first abutting portion and the second abutting portion, and the stopper includes a main body and a flexure. The flexible part is connected to the main body, and the flexible part can selectively abut one of the first abutting part, the second abutting part and the third abutting part.

Wherein, the first movable part of the damper is a cylinder, and the second movable part of the damper is a piston rod.

According to another aspect of the present invention, a buffer device is suitable for two relatively movable components, one of the two components has a contact portion, and the buffer device includes a housing, a damper and a stopper , which is characterized in that: the damper is arranged in the housing, the damper includes a first movable part and a second movable part that can move longitudinally relative to each other, and a defined gap between the first movable part and the second movable part A distance, the first movable part has a first abutment part and a second abutment part, the first abutment part and the second abutment part are located at different longitudinal depth positions of the first movable part, the The second movable part can abut against the abutting part; the stopper can be displaced relative to the damper to abut against one of the first abutting part and the second abutting part of the first movable part, so as to adjust the distance.

According to another viewpoint of the present invention, a hinge includes a first member, a second member, an elastic member, a linking member and a buffer device, and the characteristic is that: the first member includes an abutment; the first The two members are pivotally connected to the first member; the elastic member provides an elastic force, so that the second member has a force when opening and closing relative to the first member; the linkage member is pivoted with the second member relative to the first member turn to move; the buffer device is installed on one of the first member and the second member, and the buffer device includes a damper and a stopper. The damper includes a first movable part and a second movable part that can move longitudinally relative to each other, the first movable part has a first abutment part and a second abutment part, the first abutment part and the The second abutting part is located at different longitudinal depth positions of the first movable part, and the second movable part faces the abutting part of the first member; the stopper can be displaced relative to the damper to resist the first movable part One of the first abutting portion and the second abutting portion of the first movable member; wherein, when the stopper abuts against one of the first abutting portion and the second abutting portion of the first movable member, The linkage member is displaced toward the first movable member of the damper when the second member is opened to closed relative to the first member.

Wherein, there is also a third abutting part located on the longitudinal depth position of the first movable part different from the first abutting part and the second abutting part, and the stopper can be abutted against the first movable part. 3. Contact part.

Wherein, an adjustment member is also included to adjust the lateral displacement of the blocking member to abut against one of the first abutting portion, the second abutting portion and the third abutting portion of the first movable member.

Wherein, the buffer device further includes a housing disposed on the first member, the housing has a channel for accommodating the damper, and the adjusting member is disposed adjacent to the housing.

Wherein, the stopper includes a main body and a flexible portion connected to the main body, the main body has an opening, and the adjustment member includes a first fastener and a second fastener that are inserted into the opening and fastened to each other. The flexible portion of the stopper can selectively abut against one of the first abutting portion and the second abutting portion.

Wherein, a sleeve is detachably mounted on the abutting portion of the first component, and the sleeve is used for the second movable part of the damper to lean against.

Description of drawings

To further illustrate and confirm the above-mentioned purpose, structural features and effects of the present invention, the present invention will be described in detail below in conjunction with the accompanying drawings, wherein:

FIG. 1 shows a schematic diagram of a hinge according to an embodiment of the present invention applied to two objects and the two objects are in an open state.

FIG. 2 shows a schematic diagram of the two objects of FIG. 1 in a closed state.

FIG. 3 shows a perspective view of a hinge according to an embodiment of the present invention.

FIG. 4 shows a schematic top view of a hinge according to an embodiment of the present invention.

FIG. 5 shows an exploded view of a buffer device and a hinge according to an embodiment of the present invention.

FIG. 6 shows an exploded view of a buffer device according to an embodiment of the present invention.

FIG. 7 shows an exploded schematic diagram of an adjusting member and a blocking member according to an embodiment of the present invention.

FIG. 8 shows a schematic diagram of adjusting the stopper relative to the damper to a first position according to an embodiment of the present invention.

FIG. 9 is a schematic view showing that the housing of the buffer device in FIG. 8 has a first locking feature for locking and positioning the stopper at the first position.

FIG. 10 shows a schematic diagram of adjusting the stopper relative to the damper to a second position according to an embodiment of the present invention.

FIG. 11 is a schematic view showing that the casing of the buffer device in FIG. 10 has a second locking feature for the locking member to be locked and positioned when it is at the second position.

FIG. 12 shows a schematic diagram of adjusting the stopper relative to the damper to a third position according to an embodiment of the present invention.

FIG. 13 is a schematic diagram showing that the housing of the buffer device in FIG. 12 has a third locking feature for the locking member to be locked and positioned when it is in the third position.

FIG. 14 shows a schematic view of the hinge in an open state according to an embodiment of the present invention, wherein the stopper abuts against the first abutting portion of the damper.

FIG. 14A shows an enlarged schematic view of 14A in FIG. 14 .

FIG. 15 shows a schematic diagram of the linkage member pushing against the damper at a first angle during the process of the hinge in FIG. 14 from the open state to the closed state.

Fig. 16 shows a schematic diagram of the hinge shown in Fig. 15 in a closed state.

FIG. 17 shows a schematic view of the hinge in an open state according to an embodiment of the present invention, wherein the stopper abuts against the second abutting portion of the damper.

FIG. 17A shows an enlarged schematic view of 17A in FIG. 17 .

Fig. 18 shows a schematic view of the hinge shown in Fig. 17 in a closed state.

FIG. 19 shows a schematic view of the hinge in an open state according to an embodiment of the present invention, wherein the stopper abuts against the third abutting portion of the damper.

FIG. 19A shows an enlarged schematic view of 19A in FIG. 19 .

FIG. 20 shows a schematic diagram of the linkage member pushing against the damper at a second angle during the process of the hinge in FIG. 19 from the open state to the closed state.

Fig. 21 shows a schematic view of the hinge shown in Fig. 20 in a closed state.

FIG. 22 is a schematic diagram showing a stopper in a first position relative to a damper according to an embodiment of the present invention.

FIG. 23 is a schematic diagram showing another perspective view of the stopper in FIG. 22 relative to the damper in the first position.

FIG. 24 is a schematic diagram showing that the stopper in FIG. 22 is displaced relative to the damper and the first movable part of the damper moves in one direction.

Fig. 25 is a schematic view showing another perspective of displacement of the stopper relative to the damper in Fig. 24 .

FIG. 26 shows a schematic view of the blocking member in a third position relative to the damper according to an embodiment of the present invention.

FIG. 27 is a schematic diagram showing another perspective view of the stopper in FIG. 26 relative to the damper at the third position.

Fig. 28 is a schematic diagram showing that the stopper in Fig. 26 is displaced relative to the damper and the first movable part of the damper moves in this direction.

FIG. 29 is a schematic diagram showing another perspective of the displacement of the stopper relative to the damper in FIG. 28 .

FIG. 30 shows a schematic view of the stopper in a second position relative to the damper according to an embodiment of the present invention.

FIG. 31 is a schematic diagram showing another perspective view of the stopper in FIG. 30 relative to the damper in the second position.

detailed description

1 and 2 show that a hinge 20 according to an embodiment of the present invention can be applied to two relatively movable objects. Here, a first furniture piece 22 and a second furniture piece 24 are taken as an example. The hinge 20 includes a first component 26 mounted on the first furniture piece 22 and a second component 28 mounted on the second furniture piece 24 . The first member 26 can be a hinge arm, and the second member 28 can be a hinge cup. Wherein, the second member 28 is pivotally connected to the first member 26 so that the second furniture part 24 can be opened or closed relative to the first furniture part 22 . Wherein, at least one elastic member 29 is included to provide an elastic force so that the second member 28 has a force when opening and closing relative to the first member 26 .

As shown in FIGS. 3 and 4 , the first member 26 of the hinge 20 includes a contact portion 30 , such as a support shaft. In detail, the hinge 20 includes a link 32 and a damping device 34 (damping device). The linkage member 32 can abut against the buffer device 34 when the second member 28 is displaced to an angle relative to the first member 26 to a closed position, so as to slow down the closing force. The buffer device 34 can be mounted on one of the first component 26 and the second component 28 , for example, the first component 26 .

As shown in FIG. 5 , the buffer device 34 includes a damper 36 (damper) and a stopper 38 . The damper 36 is used to provide a buffering effect, and the damper 36 includes a first movable part 40 and a second movable part 42 that can move longitudinally relative to each other. In this embodiment, the first movable part 40 may be a cylinder; the second movable part 42 may be a piston rod which has an active force extending out of the cylinder. Wherein, since the action principle of the cylinder body and the piston rod is a technical category that can be understood by a person with ordinary knowledge in this field, for the sake of brevity, no further description is given here. The hinge 20 of this embodiment further includes a sleeve 44 detachably mounted on the contact portion 30 of the first member 26 . For example, the sleeve 44 has a buckle portion 46 that can be used to engage the contact portion 30 . The second movable part 42 of the damper 36 faces the abutting portion 30 of the first member 26 , where the second movable member 42 can abut against the abutting portion 30 of the first member 26 via the sleeve 44 .

As shown in FIGS. 5 and 6 , the first movable part 40 of the damper 36 has a first abutting portion 48 and a second abutting portion 50 , preferably, a third abutting portion 52 is also included. The first abutting portion 48 , the second abutting portion 50 and the third abutting portion 52 are located at different longitudinal depth positions of the first movable member 40 . For example, the first abutting portion 48 is located at the first longitudinal depth position P1 of the first movable member 40; the second abutting portion 50 is located at the second longitudinal depth position P2 of the first movable member 40; The connecting portion 52 is located at the third longitudinal depth position P3 of the first movable member 40 . Preferably, the hinge 20 of this embodiment further includes a casing 54 configured on the first member 26 , and the casing 54 includes a channel 56 and an auxiliary seat 58 arranged adjacent to the channel 56 . The passage 56 is used to accommodate the damper 36 , for example, the first movable part 40 of the damper 36 can be accommodated. The auxiliary base 58 has a pair of mounting holes 60 .

As shown in FIG. 5 , FIG. 6 and FIG. 7 , the stopper 38 can be disposed on the auxiliary seat 58 . The blocking member 38 includes a main body 62 and a flexible portion 64 connected to the main body 62 , and the main body 62 has an opening 66 . Preferably, an adjustment member 68 can be arranged on the blocking member 38 . The adjustment member 68 includes a first fastener 70 and a second fastener 72 respectively having a first hook 74 and a second hook 76, the first fastener 70 and the second fastener 72 can be removed from the The preset holes 27a, 27b of the first member 26 of the hinge 20 are inserted into the opening 66 of the stopper 38 through the installation hole 60 of the auxiliary seat 58, and are connected with the second hook by the first hook 74 The parts 76 are fastened to each other, so that the first fastener 70 and the second fastener 72 are respectively located on both sides of the stopper 38, and are located outside the first member 26 of the hinge 20, so that they can be conveniently operated for pushing against The stopper 38 is displaced. Preferably, the auxiliary seat 58 of the housing 54 has a plurality of locking features, such as a first locking feature 75a, a second locking feature 75b and a third locking feature 75c. On the other hand, the stopper 38 has a positioning feature 77 . In this embodiment, the engaging features 75a, 75b, and 75c can be grooves, and the positioning feature 77 can be a protrusion.

As shown in FIG. 8 and FIG. 9 , the stopper 38 can displace relative to the damper 36 . Specifically, when the operator operates the adjustment member 68, such as pushing the second buckle 72 of the adjustment member 68, so that the stopper 38 is laterally displaced relative to the damper 36 to a first position L1, the stopper The locating feature 77 of 38 is a corresponding first engaging feature 75 a that engages in the auxiliary base 58 of the housing 54 .

As shown in FIG. 10 and FIG. 11 , when the operator operates the adjustment member 68, for example, pushes the first fastener 70 of the adjustment member 68, the stopper 38 is laterally displaced relative to the damper 36 to a second position L2 At this time, the positioning feature 77 of the blocking member 38 is corresponding to the second locking feature 75b that is locked on the auxiliary seat 58 of the housing 54 .

As shown in FIGS. 12 and 13 , when the operator operates the adjusting member 68 to laterally displace the stopper 38 relative to the damper 36 to a third position L3, the positioning feature 77 of the stopper 38 is corresponding The third locking feature 75 c of the auxiliary base 58 of the housing 54 is engaged.

As shown in Fig. 14, Fig. 14A, Fig. 15 and Fig. 16, when the stopper 38 is adjusted and displaced to the first position L1, the flexible portion 64 of the stopper 38 can abut against the first position of the damper 36. A first contact portion 48 of a movable part 40 defines a first distance D1 between the first movable part 40 and the second movable part 42 of the damper 36 . In this state, when the second member 28 is from opening to closing relative to the first member 26, the link 32 moves toward the damper 36 as the second member 28 pivots relative to the first member 26. The displacement of the first movable member 40, wherein when the linkage member 32 is displaced to a first angle A1 relative to the first member 26, it can push against the first movable member 40 of the damper 36; on the other hand, the damper The second movable part 42 of 36 abuts against the sleeve 44 . Therefore, when the linkage member 32 continues to push against the first movable member 40 of the damper 36, the first movable member 40 of the damper 36 moves relative to the second movable member according to the buffer stroke provided by the first distance D1. The member 42 is displaced so that the second member 28 can have a first cushioning effect during the closing process of the second member 28 relative to the first member 26 to slow down the closing force of the second member 28 relative to the first member 26 . That is to say, the second furniture piece 24 has a cushioning effect when it is closed relative to the first furniture piece 22 .

As shown in FIG. 17 , FIG. 17A and FIG. 18 , when the stopper 38 is adjusted and displaced to the second position L2, the flexible portion 64 of the stopper 38 can abut against the first movable part of the damper 36 The second abutting portion 50 of the damper 40 defines a second distance D2 between the first movable part 40 and the second movable part 42 of the damper 36 . Wherein, the second distance D2 is much smaller than the above-mentioned first distance D1. In this state, when the second member 28 is almost fully closed from the opening relative to the first member 26, the linkage member 32 will push (or touch) the first movable member 40 of the damper 36 , so that a second cushioning effect provided by the damper is almost equal to zero. Or, in the state where the second distance D2 is defined between the first movable part 40 and the second movable part 42 of the damper 36, when the second member 28 is opened to closed relative to the first member 26, Although the link 32 is displaced toward the first movable member 40 of the damper 36, the link 32 fails to push against (or touch) the first movable member 40 of the damper 36, that is, for For the second member 28 relative to the first member 26 from opening to closing, the second buffer effect is equal to zero.

As shown in Fig. 19, Fig. 19A, Fig. 20 and Fig. 21, when the stopper 38 is adjusted and displaced to the third position L3, the flexible portion 64 of the stopper 38 can abut against the first position of the damper 36. A third contact portion 52 of the movable part 40 defines a third distance D3 between the first movable part 40 and the second movable part 42 of the damper 36 . Wherein, the third distance D3 is between the first distance D1 and the second distance D2. That is, the above-mentioned first distance D1 is greater than the third distance D3, and the third distance D3 is greater than the above-mentioned second distance D2, expressed in a mathematical formula: D1>D3>D2. In this state, when the second member 28 is from opening to closing relative to the first member 26, the link 32 moves toward the damper 36 as the second member 28 pivots relative to the first member 26. The displacement of the first movable member 40, wherein when the linkage member 32 moves to a second angle A2 relative to the first member 26, it can push against the first movable member 40 of the damper 36; on the other hand, the damper The second movable part 42 of 36 abuts against the sleeve 44 . Therefore, when the linking member 32 continues to push against the first movable member 40 of the damper 36, the first movable member 40 of the damper 36 moves relative to the second movable member according to the buffer stroke provided by the third distance D3. 42 displacement, so that the second member 28 can have a third cushioning effect during the closing process of the second member 28 relative to the first member 26, so as to slow down the closing force when the second member 28 is closed relative to the first member 26. That is to say, the second furniture piece 24 has a cushioning effect when it is closed relative to the first furniture piece 22 .

As shown in FIGS. 22 and 23 , when the stopper 38 is at the first position L1 relative to the damper 36 , the flexible portion 64 of the stopper 38 can abut against the first movable part 40 of the damper 36 . The first abutting portion 48 .

As shown in FIG. 24 , FIG. 25 , FIG. 26 and FIG. 27 , in an operation mode, the stopper 38 is operatively displaced from the above-mentioned first position L1 to the third position L3 relative to the damper 36 . For example, when the operator operates the adjusting member 68 to make the blocking member 38 move laterally (laterally) relative to the damper 36 from the first position L1 to the third position L3, the second position of the damper 36 can be matched. A movable member 40 is operatively movable relative to the second movable member 42 (not shown) in a longitudinal direction D, so that the flexible portion 64 of the blocking member 38 can be moved from the state of abutting against the first abutting portion 48 It is in a state of abutting against the third abutting portion 52 . During this process, the flexible portion 64 of the blocking member 38 will be pushed against by the side of the third abutting portion 52 and be pressed against the main body 62 to accumulate an elastic force until the first movable member 40 moves toward the When the longitudinal direction D reaches a predetermined position, the flexible portion 64 of the blocking member 38 releases the elastic force and abuts against the third abutting portion 52 of the first movable member 40 of the damper 36 .

As shown in FIG. 28 , FIG. 29 , FIG. 30 and FIG. 31 , the blocking member 38 is operable to move from the third position L3 to the second position L2 relative to the damper 36 . For example, when the operator operates the adjusting member 68 to make the blocking member 38 move laterally (laterally) relative to the damper 36 from the third position L3 to the second position L2, the second position of the damper 36 can be matched. A movable member 40 is operatively movable relative to the second movable member 42 (not shown) in the longitudinal direction D, so that the flexible portion 64 of the blocking member 38 is moved from the state of abutting against the third abutting portion 52 It is in a state of abutting against the second abutting portion 50 . During this process, the flexible portion 64 of the blocking member 38 will be pushed against by the side of the second abutting portion 50 and be pressed against the main body 62 to accumulate an elastic force until the first movable member 40 moves toward the When the longitudinal direction D reaches another predetermined position, the flexible portion 64 of the blocking member 38 releases the elastic force and abuts against the second abutting portion 50 of the first movable member 40 of the damper 36 .

According to the above description, it can be seen that the enhancement effect and advantages of the present invention are:

a. Adjust and change the buffer stroke of the damper.

b. It can be easily operated to adjust and change the buffer stroke of the damper.

Although the present invention has been described with reference to the current specific embodiments, those of ordinary skill in the art should recognize that the above embodiments are only used to illustrate the present invention, and other modifications can be made without departing from the spirit of the present invention. Various equivalent changes and modifications, therefore, as long as the changes and modifications to the above embodiments are within the true spirit of the present invention, they will all fall within the scope of the claims of the present application.

Claims (8)

1. a kind of buffer unit, include a damper and a block piece, it is characterised in that：

The damper, comprising one first movable part and one second movable part can activity longitudinally with respect, first activity Part has one first abutting part and one second abutting part, and first abutting part and second abutting part are to be located at first movable part On different longitudinal depth locations；And

The block piece, second it can be abutted with this with respect to the damper displacement and to be butted on the first abutting part of first movable part One of portion；

Wherein, the buffer unit can also be adjusting the block piece laterally displacement comprising an adjustment part；

Wherein, the block piece has a perforate, the adjustment part includes one first fastener and one second fastener be set in the perforate and Fasten each other.

2. buffer unit according to claim 1, it is characterised in that also there is a passage comprising a housing to accommodate this Damper, the adjustment part are configured in the adjacent housing.

3. buffer unit according to claim 2, it is characterised in that the housing is also arranged in adjacent comprising an auxiliary block The passage, the auxiliary block have a plurality of clip features, and the block piece is configured in the auxiliary block, and the block piece has a location feature Energy clip is in one of a plurality of clip features.

4. buffer unit according to claim 1, it is characterised in that the damper also have one the 3rd abutting portion in First movable part, and the 3rd abutting part is disposed other than longitudinal depth location of first abutting part and second abutting part On, the block piece includes a main body and a flexible portion, and the flexible portion connects the main body, the flexible portion can optionally be butted on this One of one abutting part, second abutting part and the 3rd abutting part.

5. buffer unit according to claim 1, it is characterised in that the first movable part of the damper is a cylinder body, Second movable part of the damper is a piston rod.

6. a kind of hinge, include a first component, a second component, an elastic component, a moving part and a buffer unit, its feature It is：

The first component includes a support；

The second component is pivotally connected the first component；

The elastic component provides an elastic force, the second component is had a strength when opening and closing with respect to the first component；

The moving part is movable with respect to first component pivot with the second component；And

The buffer unit is arranged on one of the first component and the second component, and the buffer unit includes：

One damper, comprising one first movable part and one second movable part can activity longitudinally with respect, first movable part With one first abutting part and one second abutting part, first abutting part is different in first movable part from second abutting portion Longitudinal depth location on, support of second movable part towards the first component；And

One block piece, can be with respect to the damper displacement and to be butted on the first abutting part of first movable part and second abutting part One of；

Also there is the longitudinal direction that one the 3rd abutting portion is different from first abutting part and second abutting part in first movable part On depth location, the block piece can be butted on the 3rd abutting part of first movable part；

One adjustment part can adjust the block piece laterally displacement and to be butted on the first abutting part of first movable part, second abut One of portion and the 3rd abutting part；

Wherein, when the block piece is butted on one of the first abutting part and second abutting part of first movable part, the company Moving part the second component with respect to the first component from when being opened into closure towards the first movable part displacement of the damper；

Wherein, the block piece includes a main body and a flexible portion, and the flexible portion connects the main body, and the main body has a perforate, should Adjustment part is set in the perforate with one second fastener and fastened each other comprising one first fastener, and the flexible portion of the block piece can select It is butted on one of first abutting part and second abutting part to property.

7. hinge according to claim 6, it is characterised in that the buffer unit also comprising a housing configuration this first Component, the housing have a passage to accommodate the damper, and the adjustment part is configured in the adjacent housing.

8. hinge according to claim 6, it is characterised in that be also removably mounted on the first component comprising sleeve piece Support, the external member for the damper the second movable part against.