CN106437383A - A dual-mode damping device on a concealed hinge of a furniture door and a concealed hinge - Google Patents

Abstract

The invention relates to the technical field of hinges of doors, and discloses a dual-mode damping device on a hidden hinge of a furniture door and a hidden hinge, wherein the damping device comprises a damper and a damping seat, the damper comprises a cylinder body and a telescopic rod, the damping seat is in sliding connection with the cylinder body, the end part of the telescopic rod penetrates into a positioning hole of the damping seat, the damping seat is provided with an elastic sheet, the fixed end of the elastic sheet is fixed on the damping seat, the free end of the elastic sheet tends to the cylinder body, the damping seat is in sliding connection with a sliding block for shifting the elastic sheet, the cylinder body is provided with a clamping block, the sliding block releases the elastic sheet at the initial position, the clamping block enables the elastic sheet to deform and continue to slide when the cylinder body is slid; the slider stirs the shell fragment and warp when termination position, and the cylinder body of sliding this moment then the fixture block can't contact the free end of shell fragment. The hidden hinge of the furniture door can be switched between the effect with the buffer and the effect without the buffer, and can be adjusted by a user, thereby meeting different requirements of the user.

Description

A dual-mode damping device on a concealed hinge of a furniture door and a concealed hinge

technical field

The invention relates to the technical field of door hinges, in particular to a dual-mode damping device and a hidden hinge on a furniture door hidden hinge.

Background technique

The furniture door concealed hinge is a widely used furniture hardware accessory, mainly used for the opening and closing connection of furniture cabinet panels and furniture door panels.

Commonly used concealed hinges for furniture doors mainly include fixed seats, movable seats (also known as hinge cups) and hinged arms. Generally, the fixed seat is installed on the furniture cabinet board by screws, and the movable seat is connected to the furniture door panel.

For example, the patent No. is 201520514686.6, and the Chinese utility model patent titled a frame-type damping concealed hinge discloses a furniture door concealed hinge of a similar structure.

The existing concealed furniture door hinges are divided into concealed furniture door hinges with cushioning and concealed furniture door hinges without cushioning according to the cushioning function. Although the hidden hinge of the furniture door with buffer can avoid the sound of hitting the cabinet panel due to the rapid closing of the door panel, it also slows down the closing speed of the door panel accordingly. For furniture manufacturers to mass-produce a kind of furniture, generally only one kind of furniture door concealed hinge is selected, either with a cushioned furniture door concealed hinge, or without a cushioned furniture door concealed hinge, it is almost impossible to choose according to customer preferences Choose the concealed hinge of the furniture door, because this will increase a lot of time cost and process cost. But some customers like to use the concealed furniture door hinge with cushioning, and some customers like to use the concealed furniture door hinge without cushioning, so this kind of furniture cannot meet the needs of more customers.

Contents of the invention

In order to overcome the disadvantages of the above-mentioned prior art, the present invention provides a dual-mode damping device on a hidden hinge of a furniture door that can be switched between buffered and non-buffered.

The present invention achieves the above object through the following technical solutions.

A dual-mode damping device on a hidden hinge of a furniture door, comprising a damper and a damper seat for installing the damper, the damper includes a cylinder body and a telescopic rod, the damper seat is slidingly connected to the cylinder body, and the damper seat is provided with There is a shrapnel, the fixed end of the shrapnel is fixedly connected to the damping seat, the free end of the shrapnel tends to the cylinder body, the damping seat is slidably connected with a slider for moving the shrapnel, and a card is provided on the side of the cylinder body corresponding to the shrapnel When the slider is at the initial position, the shrapnel is released. At this time, when the cylinder is slid, the block overcomes the elastic force of the shrapnel to deform the shrapnel and continue to slide. However, when the cylinder resets and slides, the block is blocked by the free end of the shrapnel and cannot Reset; when the slider is at the end position, the shrapnel is deformed, and when the cylinder is slid, the block cannot touch the free end of the shrapnel.

The damping device in this solution is improved on the basis of the damping device of the existing furniture door concealed hinge. The damping device of the existing medium and high-end furniture door concealed hinge generally adopts a telescopic damper including a cylinder body and a telescopic rod, and the damper is slidably connected to a damping seat, and then the damping seat is installed on the furniture door concealed hinge It can be buckled on the hidden hinge of the furniture door, or welded on the hidden hinge of the furniture door, and the cylinder body is driven to slide against the resistance of the damper itself through the hinged arm on the hidden hinge of the furniture door. After the concealed hinge of the furniture door is installed on the furniture, when the door panel is opened, the damper is in the protruding state, and when the door panel is closed, the resistance of the damper needs to be overcome to make the damper retract, thus playing a role of buffering, making The door panel can be closed slowly, and the damper becomes extended again when the door panel is opened again. The improvement point of this scheme is to consider from this aspect, whether the damper can be kept in the retracted state when the cushioning effect is not needed, and the damper can still expand and contract normally when the cushioning effect is needed. Therefore, this scheme is in the damping seat A shrapnel and a slider are added to the upper body, and a block is added to the cylinder. When the shrapnel is in a free state, that is, when the slider does not squeeze the shrapnel, the damper normally retracts to cause the block to squeeze the shrapnel so that the shrapnel It deforms toward the direction away from the cylinder and then continues to retract. After the clamping block and the free end of the shrapnel are dislocated, the shrapnel tends to deform and reset in the direction of the cylinder under the action of its own elastic force. When the damper wants to become extended, the shrapnel The damper will be stuck so that it cannot return to the extended state, that is, it will remain in the retracted state, so that the hidden hinge of the furniture door can lose its buffering effect. If the concealed hinge of the furniture door is required to have a cushioning effect, move the slider to deform the shrapnel extruded by the slider toward the direction away from the cylinder and maintain this deformation state, so that the damper changes between the retracted state and the extended state When the cylinder body is not in contact with the shrapnel, it is consistent with the effect of the existing damping device.

After the damping device of this scheme is installed on the hidden hinge of the furniture door, a hidden hinge of the furniture door can be switched between with buffer effect and without buffer effect, which saves the trouble of furniture manufacturers needing to choose, and users can adjust it by themselves , to meet the different needs of users.

As a preferred structural form, the above-mentioned damping seat includes a seat plate, and two side plates parallel to each other and perpendicular to the seat plate are arranged on the seat plate, and guide rails are provided on the inner side of each side plate. There is a guide groove on the side, and the cylinder body and the damping seat are slidably connected through the guide rail and the guide groove. The above-mentioned seat plate is also provided with a front wall plate perpendicular to the seat plate, and the front wall plate is provided with a positioning hole, and the positioning hole is a countersunk hole or a blind hole, and the end of the above-mentioned telescopic rod is pushed in the positioning hole. The structure of this solution is simple, easy to process, easy to assemble, and low in cost.

As a preferred structural form, in order to realize the deformation of the elastic piece, the fixed end of the above-mentioned elastic piece is fixedly connected to the inner side of the above-mentioned side plate, and the deformation direction of the elastic piece is parallel to the above-mentioned seat plate, and a sliding hole is provided on the seat plate. The slider is stuck in the sliding hole and slides in the sliding hole. There is a first dial on the slider. The first dial is located on the side of the shrapnel corresponding to the damping seat. When the slider is at the end position, it is moved by the first dial. Shrapnel deformed.

As a preferred structural form, in order to ensure the reliable reset and positioning of the slider after the shrapnel is deformed, the above-mentioned sliding hole is provided with a starting concave position and an ending concave position on the side of the sliding direction of the slider, and the slider is also provided with The second dial and the protrusion, the first dial and the second dial are respectively located on both sides of the shrapnel, and the shrapnel squeezes the first dial under its own elastic force to drive the protrusion on the slider into the initial concave position Or terminate the concave position, the second dial can better push the shrapnel to deform and reset in the direction of the cylinder body, so as to prevent the shrapnel from being unable to reset after the elastic force fails.

As an improved structural form, marks are engraved on the above-mentioned seat plate corresponding to the starting position and the ending position of the slider, so as to facilitate users to identify whether the damping device is in a buffering effect.

As an application of the above-mentioned damping device, the present invention discloses a concealed hinge, including the above-mentioned dual-mode damping device on the furniture door concealed hinge, a fixing seat for connecting to the door frame, and a hinge cup for connecting to the door panel 1. The rotating arm, wherein one end of the rotating arm is installed on the fixed seat, the other end of the rotating arm is hinged with the hinge cup, the above-mentioned damping seat is provided with a buckle, the hinge cup has a damping device containing cavity, and the containing cavity has a side wall and The bottom wall and the side wall of the accommodation cavity are provided with a card slot, and the buckle of the damping seat is snapped into the card slot of the side wall to limit the damper between the damping seat and the bottom wall of the accommodation cavity, and the rotating arm rotates relative to the hinge cup To drive the above-mentioned cylinder body to slide, a part of the above-mentioned slider is exposed on the damping seat. This solution is a furniture door concealed hinge with a dual-mode damping device. It is only improved on the existing damping device with a damper. Other structures can use the existing technology, and there is no increase in cost. The structure is simple and easy to assemble. .

Compared with the prior art, the present invention mainly has the following beneficial effects: a hidden hinge of a furniture door can be switched between with buffer effect and without buffer effect, which saves the trouble for furniture manufacturers to choose, and users can The adjustment meets different needs of users, and the structure is simple, easy to process, easy to assemble, and low in cost.

Description of drawings

Fig. 1 is a schematic perspective view of the three-dimensional structure of the damping device in an embodiment of the present invention without a buffering effect.

Fig. 2 is a schematic diagram of the three-dimensional structure of the damper in the embodiment of the present invention.

Fig. 3 is a schematic diagram of the three-dimensional structure of the damping seat in the embodiment of the present invention.

Fig. 4 is a front view of the damping seat in the embodiment of the present invention.

Fig. 5 is a three-dimensional schematic diagram of the assembled damping seat and slider in the embodiment of the present invention.

Fig. 6 is a schematic diagram of the three-dimensional structure of the slider in the embodiment of the present invention.

Fig. 7 is a schematic perspective view of the three-dimensional structure of the damping device in the embodiment of the present invention when it has a buffering effect.

Fig. 8 is a rear view of the damping seat in the embodiment of the present invention.

Fig. 9 is a schematic perspective view of the three-dimensional structure of the concealed hinge in the embodiment of the present invention.

Fig. 10 is a schematic diagram of the three-dimensional structure of the hinge cup in the embodiment of the present invention.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings. The accompanying drawings are for illustrative purposes only and should not be construed as limiting the patent.

In order to describe this embodiment more concisely, some components that are known to those skilled in the art but are not related to the main content of the invention will be omitted in the drawings or descriptions. In addition, for the convenience of expression, some parts in the drawings will be omitted, enlarged or reduced, but it does not represent the size or overall structure of the actual product.

Example:

As shown in FIG. 1 , a dual-mode damping device on a hidden hinge of a furniture door includes a damper 1 and a damper seat 2 for installing the damper 1 .

As shown in FIG. 2 , the damper 1 includes a cylinder body 11 and a telescopic rod 12 , and guide grooves 13 are provided on both sides of the cylinder body 11 .

As shown in FIG. 3 , the damping seat 2 includes a seat plate 21 on which two side plates 22 parallel to each other and perpendicular to the seat plate 21 are provided, and a guide rail 23 is provided on the inner side of each side plate 22 .

The seat plate 21 is also provided with a front wall plate 24 perpendicular to the seat plate 21, and the front wall plate 24 is provided with a positioning hole 25, and the positioning hole 25 is a countersunk hole.

As shown in FIG. 1 , the cylinder body 11 and the damping seat 2 are slidably connected through the guide rail 23 and the guide groove 13 , and the end of the telescopic rod 12 is pushed against the positioning hole 25 .

As shown in Figures 1 and 3, the damping seat 2 is provided with a shrapnel 26, the fixed end of the shrapnel 26 is fixedly connected to the inner side of the side plate 22, and the deformation of the shrapnel 26 is parallel to the seat plate 21, and the free end of the shrapnel 26 Tend to the cylinder 11. The elastic piece 26 and the side plate 22 can be integrally formed, such as injection molding, stamping forming, or can be fixed together by welding.

As shown in Figure 4 and Figure 5, the seat plate 21 is provided with a square sliding hole 27, the sliding block 3 is slidably connected in the sliding hole 27, and the sliding block 3 is stuck in the sliding hole 27 so as not to come out of the sliding hole 27, the sliding block 3 is used to toggle the shrapnel 26.

The sliding hole 27 is provided with a starting recess 271 and an ending recess 272 on the side of the sliding direction of the slider 3 .

As shown in FIG. 6 , the slider 3 is provided with a first dial 31 , a second dial 33 and a protrusion 32 .

As shown in Figures 5 and 7, the first dial 31 and the second dial 33 are respectively located on both sides of the elastic piece 26, and the first dial 31 is located on the side of the elastic piece 26 corresponding to the damping seat 2, and the elastic piece 26 acts on its own elastic force. Squeeze the first column 31 down to drive the protrusion 32 on the slider 3 into the starting recess 271 or the ending recess 272, that is, when the slider 3 is in the initial position, the shrapnel 26 drives the protrusion on the slider 3 32 snaps into the initial recess 271 so that the slider 3 is positioned at the initial position. When the slider 3 is at the end position, the shrapnel 26 drives the protrusion 32 on the slider 3 into the end recess 272 so that the slider 3 positioned at the end position.

As shown in Figure 2, a clamping block 14 is provided on the cylinder body 11. As shown in Figure 1, when the slider 3 is at the initial position, the elastic piece 26 is released. The shrapnel 26 is deformed and continues to slide, but when the cylinder 11 resets and slides, the free end of the shrapnel 26 blocks the block 14 and cannot be reset; as shown in Figure 7, when the slider 3 is at the end position, the shrapnel 26 is deformed, The shrapnel 26 in turn drives the protrusion 32 on the slider 3 to snap into the termination recess 272 so that the slider 3 is positioned at the termination position. At this time, the clamping block 14 cannot contact the free end of the shrapnel 26 when the cylinder 11 is slid.

As shown in Figure 8, the mark "O" is engraved on the seat plate 21 corresponding to the initial position of the slider 3, and the mark "I" is engraved corresponding to the end position of the slider 3, so as to facilitate the user to identify whether the damping device is in the buffer effect. .

The damping device in this embodiment is improved on the basis of the existing damping device for the concealed hinge of the furniture door.

The damping device of the existing medium and high-end furniture door concealed hinge generally adopts a telescopic damper including a cylinder body and a telescopic rod, and the damper is slidably connected to a damping seat, and then the damping seat is installed on the furniture door concealed hinge It can be buckled on the hidden hinge of the furniture door, or welded on the hidden hinge of the furniture door, and the cylinder body is driven to slide against the resistance of the damper itself through the hinged arm on the hidden hinge of the furniture door. After the concealed hinge of the furniture door is installed on the furniture, when the door panel is opened, the damper is in the protruding state, and when the door panel is closed, the resistance of the damper needs to be overcome to make the damper retract, thus playing a role of buffering, making The door panel can be closed slowly, and the damper becomes extended again when the door panel is opened again.

The improvement point of this embodiment is to consider from this aspect, whether the damper can be kept in the retracted state when the buffering effect is not needed, and the damper can also be expanded and contracted normally when the buffering effect is needed. The shrapnel 26 and the slider 3 are added to the seat 2, and the block 14 is added to the cylinder 11. When the shrapnel 26 is in a free state, that is, when the slider 3 does not squeeze the shrapnel 26, the damper 1 is normal. The retraction causes the block 14 to squeeze the shrapnel 26 so that the shrapnel 26 deforms toward the direction away from the cylinder body 11 and then continues to retract. After the free ends of the block 14 and the shrapnel 26 are dislocated, the shrapnel tends to move toward the cylinder body 11 under the action of its own elastic force. Direction deformation reset, when the damper 1 wants to become stretched out, the free end of the shrapnel 26 blocks the block 14 so that the damper 1 cannot return to the stretched out state, that is, remains in the retracted state, so that the The concealed hinges of furniture doors lose their cushioning effect. If it is necessary for the concealed hinge of the furniture door to have a cushioning effect, then move the slider 3 so that the slider 3 squeezes the shrapnel 26 and deforms toward the direction away from the cylinder body 11 and maintains this deformed state, so that the damper 1 is in the retracted state and the stretched state. The cylinder body 11 is not in contact with the shrapnel 26 when the state changes, which is consistent with the effect of the existing damping device.

After the damping device of this embodiment is installed on the hidden hinge of the furniture door, a hidden hinge of the furniture door can be switched between with buffer effect and without buffer effect, which saves the trouble of furniture manufacturers needing to choose, and the user can Adjustment to meet the different needs of users.

This embodiment is simple in structure, easy to process, easy to assemble, and low in cost.

As shown in Figure 9, this embodiment also introduces a concealed hinge, including the dual-mode damping device in this embodiment, the fixing seat 4 for connecting to the door frame, the hinge cup 5 for connecting to the door panel, the rotating Arm 6, wherein one end of the rotating arm 6 is installed on the fixed seat 4, and the other end of the rotating arm 6 is hinged with the hinge cup 5. As shown in FIG. 3 , buckles 28 are provided on the damping seat 2 . As shown in FIG. 10 , the hinge cup 5 has an accommodation chamber for the damping device. The accommodation chamber has a side wall 51 and a bottom wall 52 . The side wall 51 of the accommodation chamber is provided with a slot 53 , and the buckle 28 of the damping seat 2 snaps into the side wall. The damper 1 is limited in the slot 53 of the wall 51 between the damper seat 2 and the bottom wall 52 of the accommodation chamber, the rotating arm 6 rotates relative to the hinge cup 5 to drive the cylinder body 11 to slide, and a part of the slider 3 is exposed to the damper. Seat 2. The concealed furniture door hinge with a dual-mode damping device is only an improvement on the existing damping device with a damper, other structures can adopt the prior art, and the cost is not increased. The structure is simple and easy to assemble.

The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited thereto, and all non-essential modifications made to the present invention by utilizing the concept of the present invention fall within the scope of protection of the present invention.

Claims (7)

1. the double mode damping unit on a kind of blind hinge of furniture door, including antivibrator（1）With for installing antivibrator（1）Resistance Buddhist nun's seat（2）, antivibrator（1）Including cylinder body（11）And expansion link（12）, damping device（2）And cylinder body（11）It is slidably connected, its feature It is, described damping device（2）It is provided with shell fragment（26）, shell fragment（26）Fixing end be fixedly connected on damping device（2）On, shell fragment （26）Free end be intended to described cylinder body（11）, damping device（2）Slidably connect for stirring shell fragment（26）Slide block （3）, cylinder body（11）Upper corresponding shell fragment（26）Side be provided with fixture block（14）, slide block（3）The release elastic sheet in original position（26）, Now sliding cylinder body（11）When then fixture block（14）Overcome shell fragment（26）Elastic force make shell fragment（26）Deform and continue to slide, but cylinder Body（11）Reset then fixture block when sliding（14）By shell fragment（26）Free end block live and cannot reset；Slide block（3）In stop bit Shell fragment is stirred when putting（26）Deform, now sliding cylinder body（11）When then fixture block（14）Cannot contact flat spring（26）Free end.

2. the double mode damping unit on blind hinge of furniture door according to claim 1, it is characterised in that described damping Seat（2）Including seat board（21）, seat board（21）It is provided with two to be parallel to each other and and seat board（21）Vertical side plate（22）, each side Plate（22）Inner side be provided with guide rail（23）, described cylinder body（11）Both sides be provided with gathering sill（13）, cylinder body（11）And damping device （2）By guide rail（23）And gathering sill（13）Realization is slidably connected.

3. the double mode damping unit on blind hinge of furniture door according to claim 2, it is characterised in that described seat board （21）On be additionally provided with and seat board（21）Vertical front panel（24）, front panel（24）It is provided with location hole（25）, and location hole （25）For counter sink or blind hole, described expansion link（12）End withstand on location hole（25）Interior.

4. the double mode damping unit on the blind hinge of furniture door according to Claims 2 or 3, it is characterised in that described Shell fragment（26）Fixing end be fixedly connected on described side plate（22）Inner side, and shell fragment（26）Deformation trend and described seat Plate（21）Parallel, seat board（21）It is provided with slide opening（27）, described slide block（3）It is stuck in slide opening（27）Interior and in slide opening（27）Interior cunning Dynamic, slide block（3）It is provided with the first reversed column（31）, the first reversed column（31）Positioned at shell fragment（26）Corresponding damping device（2）Side, slide block （3）Pass through the first reversed column in final position（31）Stir shell fragment（26）Deformation.

5. the double mode damping unit on blind hinge of furniture door according to claim 4, it is characterised in that the slide opening （27）In slide block（3）The side of glide direction is provided with initial recess（271）With termination recess（272）, slide block（3）On be additionally provided with Second reversed column（33）And projection（32）, the first reversed column（31）With the second reversed column（33）Shell fragment is located at respectively（26）Both sides, shell fragment （26）The first reversed column is extruded under its own resilient effect（31）So as to order about slide block（3）On projection（32）Snap in initial recess （271）Or terminate recess（272）.

6. the double mode damping unit on blind hinge of furniture door according to claim 5, it is characterised in that described seat board （21）Upper corresponding slide block（3）Original position and final position be all imprinted with mark.

7. a kind of blind hinge, it is characterised in that including double on the blind hinge of furniture door any one of claim 1 to 6 Mode damping apparatus, the fixed seat for being connected on doorframe（4）, for being connected to hinge cup on door-plate（5）, pivoted arm（6）, its Middle pivoted arm（6）One end be arranged on fixed seat（4）On, pivoted arm（6）The other end and hinge cup（5）Hinged, described damping device（2） It is provided with buckle（28）, cut with scissors cup（5）Accommodating chamber with damping unit, accommodating chamber has side wall（51）And diapire（52）, accommodate The side wall in chamber（51）It is provided with draw-in groove（53）, damping device（2）Buckle（28）Snap in side wall（51）Draw-in groove（53）Interior will damping Device（1）It is limited in damping device（2）Diapire with accommodating chamber（52）Between, pivoted arm（6）With respect to hinge cup（5）Rotate described to drive Cylinder body（11）Slide, described slide block（3）A part expose to damping device（2）.