CN214886328U - Cup-shaped blind hinge - Google Patents
Cup-shaped blind hinge Download PDFInfo
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- CN214886328U CN214886328U CN202023288346.6U CN202023288346U CN214886328U CN 214886328 U CN214886328 U CN 214886328U CN 202023288346 U CN202023288346 U CN 202023288346U CN 214886328 U CN214886328 U CN 214886328U
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Abstract
An embodiment of the utility model provides a cup blind hinge, include: the hinge cup, the hinge arm, the connecting piece and the buffer component; the connecting piece is rotatably connected between the hinge cup and the hinge arm; wherein, the connecting piece includes: one end of the first connecting piece is hinged to the end part, far away from the hinged cup, of the hinged arm, and the other end of the first connecting piece is hinged to the second connecting piece; a second link linked between the first link and the hinge cup; the third connecting piece is bent, one end of the third connecting piece is hinged to the end part, close to the hinged cup, of the hinged arm, the other end of the third connecting piece is hinged to the fourth connecting piece, and the bent part of the third connecting piece is hinged to the second connecting piece; a fourth link linked between the third link and the hinge cup; the buffer assembly is externally arranged on the second connecting piece and used for reducing the rotating speed of the third connecting piece. The embodiment of the utility model provides an improve the hidden hinge of cup angle of opening and shutting, strengthened the buffering effect when the hidden hinge of cup opens and shuts.
Description
Technical Field
The utility model relates to a cup-shaped blind hinge of furniture hardware.
Background
The cup-shaped blind hinge generally comprises a hinged cup, a connecting plate, a hinged arm, a base, a fastening screw, an adjusting screw and the like. The cup-shaped blind hinge is used as common furniture hardware and is installed between a light cabinet door and a door frame, so that the door can rotate relative to the door frame. However, the cup-shaped blind hinge in the prior art has a small opening and closing angle and poor buffering effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a dark hinge of cup can solve the little and poor problem of buffering effect of the angle that opens and shuts of current dark hinge of cup.
An aspect of the embodiments of the present invention provides a cup-shaped blind hinge, including:
the hinge cup, the hinge arm, the connecting piece and the buffer component;
the connecting piece is rotatably connected between the hinge cup and the hinge arm;
wherein, the connecting piece includes first connecting piece, second connecting piece, third connecting piece and fourth connecting piece:
one end of the first connecting piece is hinged to the end part, far away from the hinged cup, of the hinged arm, and the other end of the first connecting piece is hinged to the second connecting piece;
the second connecting piece is connected between the first connecting piece and the hinge cup;
the third connecting piece is bent, one end of the third connecting piece is hinged to the end part, close to the hinged cup, of the hinged arm, the other end of the third connecting piece is hinged to the fourth connecting piece, and the bent part of the third connecting piece is hinged to the second connecting piece;
the fourth connector is connected between the third connector and the hinge cup;
the buffer assembly is externally arranged on the second connecting piece and used for reducing the rotating speed of the third connecting piece.
Optionally, the second connector includes:
the buffer base comprises a base bottom plate and base side plates positioned on two sides of the base bottom plate; one surface of the base bottom plate, which is close to the hinged arm, and the base side plate form an accommodating space which is used for accommodating the first connecting piece and the hinged arm; one surface of the base bottom plate, which is far away from the hinged arm, is used for fixing the buffer assembly; and
one end of the extension arm is fixedly connected with the base side plate, and the other end of the extension arm is hinged with the hinged cup.
Optionally, one end of the base side plate, which is far away from the extension arm, is provided with a first protruding wing hole, and the second connecting piece passes through the first protruding wing hole through a first rotating shaft and is hinged to the first connecting piece;
one end of the base side plate, which is close to the extension arm, is provided with a second convex wing hole; the second connecting piece penetrates through the second flange hole through a second rotating shaft and is hinged with the bent part of the third connecting piece.
Optionally, the buffer assembly includes:
the buffer fixing device comprises a buffer bracket, a buffer fixing frame and a buffer body;
the bottom of the buffer bracket is provided with a first clamping pin extending outwards; the tail part of the buffer bracket is provided with a second clamping pin extending inwards;
the base bottom plate is provided with a first bayonet for clamping the first clamping pin and a second bayonet for clamping the second clamping pin;
the buffer bracket is respectively clamped into the first bayonet and the second bayonet through the first clamping pin and the second clamping pin and is fixedly connected with the base bottom plate, and a fixing frame accommodating cavity for accommodating the buffer fixing frame is formed between the buffer bracket and the base bottom plate;
the buffer fixing frame is provided with a buffer accommodating cavity for accommodating the buffer body;
the buffer body is arranged in the buffer accommodating cavity, one end of the buffer body is abutted against the side wall of the second clamping pin, and the other end of the buffer body extends out of the buffer support and is abutted against the side face, close to the bent part, of the third connecting piece.
Optionally, the buffer body further includes:
the buffer oil cylinder and the buffer oil rod;
one end of the buffer oil rod is provided with a piston extending into the buffer oil cylinder, the piston is elastically connected with the buffer oil cylinder through a buffer spring, and the other end of the buffer oil rod is provided with a plastic rubber sleeve extending out of the buffer oil cylinder;
a groove is formed in the side face, close to the bent part, of the third connecting piece, and the buffer oil rod is abutted to the groove through the plastic rubber sleeve;
when the third connecting piece rotates, the third connecting piece can extrude the plastic rubber sleeve through the groove, so that the buffer spring deforms, and the buffer assembly starts buffering under the elastic force of the buffer spring.
Optionally, the buffer assembly further includes:
a bumper outer cover forming a bracket cavity with the base chassis for accommodating the bumper bracket;
a clamping block is inwards arranged at the bottom of the side wall of the outer cover of the buffer; the side plate of the base is provided with a clamping groove for clamping the clamping block;
the outer cover of the buffer is clamped into the clamping groove through a clamping block and is fixedly connected with the base of the buffer.
Optionally, the hinge cup comprises:
the hinge cup comprises a hinge cup side wing and a hinge cup cavity;
a hinged cup fixing hole is formed in a wing arm of the hinged cup side wing, and the hinged cup penetrates through the hinged cup fixing hole through a hinged cup fixing piece to be connected with the first arm surface;
a first concave cavity and a second concave cavity are arranged at two ends of the interior of the cup hinge cavity;
the first concave cavity is used for accommodating the extension arm, and the second concave cavity is used for accommodating an extension of the fourth connecting piece;
the hinge cup penetrates through the first concave cavity and the extension arm through a third rotating shaft and is rotatably connected with the second connecting piece; the hinge cup penetrates through the second concave cavity and an extension of the fourth connecting piece through a fourth rotating shaft and is rotatably connected with the fourth connecting piece.
Optionally, the connecting member further includes:
a fifth connecting member;
one end of the fifth connecting piece is hinged to the end part, close to the hinge cup, of the hinge arm, and the other end of the fifth connecting piece is hinged to the bent part of the third connecting piece.
Optionally, the hinge arm includes:
the hinge arm comprises a hinge arm base and a hinge arm body;
the hinged arm base comprises a hinged arm side wing, a first fixing hole and a first adjusting hole are distributed on a wing arm of the hinged arm side wing, and a second fixing hole and a second adjusting hole are arranged at the top of the hinged arm body;
the hinged arm base penetrates through the first fixing hole through the first fixing piece to be connected with the second arm surface, and penetrates through the first adjusting hole through the first adjusting piece to adjust the relative position of the hinged cup and the second arm surface in the first direction;
the hinge arm body penetrates through the second fixing hole through the second fixing piece to be connected with the hinge arm base, and penetrates through the second adjusting hole through the second adjusting piece to adjust the relative position of the hinge arm and the second arm surface in the second direction.
Optionally, a connecting convex brim is further arranged at the top of the hinged arm body;
a convex eave hole is formed in the connecting convex eave, and the hinged arm penetrates through the convex eave hole through a fifth rotating shaft and is hinged with the first connecting piece;
the side wing of the hinged arm body is provided with a first side wing hole and a second side wing hole;
the hinge arm penetrates through the first side wing hole through a sixth rotating shaft and is hinged with the third connecting piece, wherein one end, far away from the first side wing hole, of the third connecting piece is hinged with the fourth connecting piece through a seventh rotating shaft;
the hinge arm penetrates through the second side wing hole through an eighth rotating shaft and is hinged with the fifth connecting piece, wherein one end, far away from the second side wing hole, of the fifth connecting piece is simultaneously hinged with the second connecting piece and the third connecting piece at the bending position of the third connecting piece in a coaxial mode through the second rotating shaft.
The embodiment of the utility model provides a dark hinge of cup is connected through first connecting piece and second connecting piece cooperation and third connecting piece and fourth connecting piece cooperation are connected, have improved the dark hinge of cup angle of opening and shutting, have solved the little problem of the dark hinge of current cup angle of opening and shutting, and have passed through the external buffer memory subassembly of second connecting piece has strengthened the buffering effect when the dark hinge of cup opens and shuts, has solved the poor problem of current dark hinge of cup buffering effect.
Drawings
Fig. 1 schematically shows an overall schematic view of a cup-shaped blind hinge of the present embodiment;
FIG. 2 is a schematic diagram of a buffer assembly of the dark cup hinge of the present embodiment;
FIG. 3 schematically illustrates a partial connector view of the blind cup hinge of the present embodiment;
FIG. 4 schematically illustrates a hinge cup view of the cup-shaped blind hinge of the present embodiment;
FIG. 5 schematically illustrates a hinge arm schematic of the blind cup hinge of the present embodiment;
FIG. 6 schematically illustrates a fourth connector schematic of the blind cup hinge of the present embodiment;
FIG. 7 schematically illustrates a perspective view of the blind cup hinge of the present embodiment;
FIG. 8 is a schematic view showing a closed state of the cup-shaped blind hinge of the present embodiment;
fig. 9 schematically shows an open state diagram of the cup-shaped blind hinge of the present embodiment;
fig. 10 schematically shows an overall schematic view of the cup-shaped blind hinge of the present embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. 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.
It should be noted that the descriptions relating to "first", "second", etc. in the embodiments of the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
It should be noted that the Cup-shaped blind hinges (Cup hinges) protected by the present invention meet and are superior to the relevant definitions, requirements and test standards of the light industry standards QB/T1242-1991 and QBT2189-2013 of the people's republic of china, and simultaneously meet and are superior to the relevant definitions, requirements and test standards of the eu standard 15570-2008.
The cup-shaped blind hinge of the patent protection will be described in an exemplary manner by way of example.
As shown in fig. 1-10, in the present embodiment, the cup-shaped blind hinge includes:
a hinge cup 1000, the hinge cup 1000 comprising: hinged cup wing 1100 and hinged cup cavity 1200;
a hinge arm 2000, the hinge arm 2000 comprising: an articulated arm base 2100 and an articulated arm body 2200;
a connector, the connector comprising: a first connector 3100, a second connector 3200, a third connector 3300, a fourth connector 3400 and a fifth connector 3500;
a buffer assembly 4000, the buffer assembly 4000: a bumper holder 4100, a bumper mount 4200, a bumper body 4300, and a bumper cover 4400;
a rotation shaft 5000, the rotation shaft 5000: a first rotating shaft 5100, a second rotating shaft 5200, a third rotating shaft 5300, a fourth rotating shaft 5400, a fifth rotating shaft 5500, a sixth rotating shaft 5600, a seventh rotating shaft 5700, and an eighth rotating shaft 5800.
In this embodiment, the link is rotatably connected between the hinge cup 1000 and the hinge arm 2000;
wherein the connector comprises a first connector 3100, a second connector 3200, a third connector 3300 and a fourth connector 3400:
the first connecting piece 3100 is hinged to the end of the hinge arm 2000 far away from the hinge cup 1000 at one end, and is hinged to the second connecting piece 3200 at the other end;
the second connector 3200 linked between the first connector 3100 and the hinge cup 1000;
the third connecting member 3300 is bent, one end of the third connecting member 3300 is hinged to the end of the hinge arm 2000 near the hinge cup 1000, the other end of the third connecting member 3300 is hinged to the fourth connecting member 3400, and the bent portion of the third connecting member 3300 is hinged to the second connecting member 3200;
the fourth link 3400 linked between the third link 3300 and the hinge cup 1000;
the buffer assembly 4000 is externally disposed on the second connector 3200, and is used for slowing down the rotation speed of the third connector 3300.
In this embodiment, the second coupling member 3200 includes: the buffer base 3210 comprises a base bottom plate 3230 and base side plates 3240 positioned at two sides of the base bottom plate 3230; one surface of the base bottom plate 3230 close to the hinge arm 2000 and the base side plate 3240 form an accommodating space for accommodating the first connecting piece 3100 and the hinge arm 2000; the side of the base plate 3230 away from the hinge arm 2000 is used for fixing the buffer assembly 4000; one end of the extension arm 3220 is fixedly connected to the base side plate 3240, and the other end is hinged to the hinge cup 1000.
In this embodiment, a first tab hole 3241 is formed at an end of the base side plate 3240 away from the extension arm 3220, and the second connector 3200 is hinged to the first connector 3100 through the first tab hole 3241 by a first rotation shaft 5100; a second tab hole 3242 is formed at one end of the base side plate 3240 close to the extension arm 3220; the second connecting member 3200 is hinged to the bent portion of the third connecting member 3300 by passing through the second wing hole 3242 via a second rotating shaft 5200.
In this embodiment, the buffering assembly 4000 includes: a bumper holder 4100, a bumper mount 4200, and a bumper body 4300; the bottom of the buffer support 4100 is provided with a first clamping leg 4101 extending outwards; the tail part of the buffer support 4100 is provided with a second clamping leg 4102 extending inwards; the base bottom plate 3230 is provided with a first bayonet 3231 for clamping the first clamping leg 4101 and a second bayonet 3232 for clamping the second clamping leg 4102; the bumper holder 4100 is fixedly connected to the base bottom plate 3230 by the first bayonet 4101 and the second bayonet 4102 being respectively engaged with the first bayonet 3231 and the second bayonet 3232, and forms a holder accommodating cavity for accommodating the bumper holder 4200 with the base bottom plate 3230; the buffer fixing frame 4200 is provided with a buffer accommodating cavity for accommodating the buffer body 4300; the bumper body 4300 is disposed in the bumper receiving cavity, and one end of the bumper body is abutted against the side wall of the second locking leg 4102, and the other end of the bumper body extends out of the bumper bracket 4100 and is abutted against the side surface of the third connecting element 3300 near the bent portion.
The buffer body 4300 comprises a buffer oil cylinder 4310 and a buffer oil rod 4320; one end of the buffer oil rod 4320 is provided with a piston (not shown) extending into the buffer oil cylinder 4310, the piston is elastically connected with the buffer oil cylinder 4310 through a buffer spring (not shown), and the other end of the buffer oil rod 4320 is provided with a plastic rubber sleeve 4321 extending out of the buffer oil cylinder 4310; a groove 3301 is formed in the side face, close to the bent part, of the third connecting piece 3300, and the buffer oil rod is abutted to the groove through the plastic rubber sleeve; when the third connecting member 3300 rotates, the third connecting member 3300 presses the plastic rubber sleeve 4321 through the cavity 3301 to deform the buffer spring, so that the buffer assembly 4300 starts buffering under the elastic force of the buffer spring.
In this embodiment, the buffering assembly 4000 further includes: a buffer cover 4400, wherein the buffer cover 4400 and the base bottom plate 3230 form a support cavity for accommodating the buffer support 4100; a clamping block 4401 is inwards arranged at the bottom of the side wall of the outer buffer cover 4400; the base side plate 3240 is provided with a clamping groove 3243 used for clamping the clamping block 4401; the outer buffer cover 4400 is clamped into the clamping groove 3243 through a clamping block 4401 and is fixedly connected with the base 3210.
In this embodiment, the hinge cup 1000 includes: hinged cup wing 1100 and hinged cup cavity 1200; a hinged cup fixing hole 1101 is formed in a wing arm of the hinged cup side wing 1100, and the hinged cup 1000 penetrates through the hinged cup fixing hole 1101 through a hinged cup fixing piece 1102 to be connected with a first arm surface; a first concave cavity 1210 and a second concave cavity 1220 are arranged at two ends of the interior of the cup hinge cavity 1200; the first concave cavity 1210 is adapted to receive the extension arm 3220, and the second concave cavity 1220 is adapted to receive the extension 3401 of the fourth connector 3400; the hinge cup 1000 penetrates through the first concave cavity 1210 and the extension arm 3220 through the third rotating shaft 5300 to be rotatably connected with the second connector 3200; the hinge cup 1000 is rotatably coupled to the fourth coupling member 3400 by a fourth rotation shaft 5400 passing through the second recessed cavity 1220 and an extension 3401 of the fourth coupling member 3400.
In this embodiment, the connecting member further includes: a fifth connecting member 3500; the fifth connecting member 3500 has one end hinged to the end of the hinge arm 2000 near the hinge cup 1000 and the other end hinged to the bent portion of the third connecting member 3300.
In this embodiment, the hinge arm 2000 includes: an articulated arm base 2100 and an articulated arm body 2200; the hinge arm base 2100 comprises a hinge arm flank 2110, a first fixing hole 2111 and a first adjusting hole 2112 are distributed on a wing arm of the hinge arm flank 2110, and a second fixing hole 2201 and a second adjusting hole 2202 are arranged at the top of the hinge arm body 2200; the hinge arm base 2100 is connected with the second arm surface through the first fixing hole 2111 by the first fixing member 2113, and passes through the first adjusting hole 2112 by the first adjusting member 2114, so as to adjust the relative position of the hinge cup 1000 and the second arm surface in the first direction; the hinge arm body 2200 is connected to the hinge arm base 2100 through the second fixing hole 2201 by the second fixing member 2203, and passes through the second adjusting hole 2202 by the second adjusting member 2204 to adjust the relative position of the hinge arm 2000 and the second arm surface in the second direction.
In this embodiment, the top of the hinge arm body 2200 is further provided with a connecting convex brim 2210; a convex eaves hole 2211 is formed in the connecting convex eaves 2210, and the hinge arm 2000 penetrates through the convex eaves hole 2211 through a fifth rotating shaft 5500 and is hinged with the first connecting piece 3100; the side wing of the hinged arm body 2200 is provided with a first side wing hole 2201 and a second side wing hole 2202; the hinge arm 2000 is hinged to the third connecting member 3300 through the first wing hole 2201 by a sixth rotation shaft 5600, wherein the end of the third connecting member 3300 far from the first wing hole 2201 is hinged to the fourth connecting member 3400 by a seventh rotation shaft 5700; the hinge arm 2000 is hinged to the fifth connecting element 3500 through an eighth rotating shaft 5800 passing through the second wing hole 2202, wherein an end of the fifth connecting element 3500 far from the second wing hole 2202 is hinged to a bent portion of the third connecting element 3300 coaxially with the second connecting element 3200 and the third connecting element 3300 through the second rotating shaft 5200.
In order to make the embodiments of the present invention easy to understand, the installation and use process of the cup-shaped blind hinge will be explained below, specifically as follows.
As shown in fig. 1-10, an embodiment of the present invention provides a cup-shaped blind hinge, including a hinge cup 1000, a hinge arm 2000, a connector, a buffer assembly 4000 and a rotation shaft 5000, wherein: the link is rotatably connected between the hinge cup 1000 and the hinge arm 2000.
The hinged cup 1000 comprises a hinged cup side wing 1100 and a hinged cup cavity 1200; the wing arm of the hinged cup lateral wing 1100 is provided with a hinged cup fixing hole 1101, and the hinged cup 1000 penetrates through the hinged cup fixing hole 1101 through a hinged cup fixing member 1102 to be connected with the first arm surface. Wherein, the first arm surface can be an arm surface of a wall, a door panel, a window and the like, which can be provided with the cup-shaped blind hinge.
The hinge arm 2000 includes a hinge arm base 2100 and a hinge arm body 2200; the hinge arm base 2100 comprises a hinge arm flank 2110, a first fixing hole 2111 and a first adjusting hole 2112 are distributed on a wing arm of the hinge arm flank 2110, and a second fixing hole 2201 and a second adjusting hole 2202 are arranged at the top of the hinge arm body 2200; the hinge arm base 2100 is connected with the second arm surface through the first fixing hole 2111 by the first fixing member 2113, and passes through the first adjusting hole 2112 by the first adjusting member 2114, so as to adjust the relative position of the hinge cup 1000 and the second arm surface in the first direction; the hinge arm body 2200 is connected to the hinge arm base 2100 through the second fixing hole 2201 by the second fixing member 2203, and passes through the second adjusting hole 2202 by the second adjusting member 2204 to adjust the relative position of the hinge arm 2000 and the second arm surface in the second direction. In this embodiment, the hinge arm base 2100 is fixed to the second arm surface by the first fixing member 2113, and the hinge arm body 2200 is fixed to the hinge arm base 2100 by the second fixing member 2203, and the second arm surface may be an arm surface of a wall to which a cup-shaped blind hinge can be mounted, a door panel, a window, or the like. When the relative position of the hinge cup 1000 and the second arm surface in the first direction is adjusted by the first adjusting part 2114, the first fixing part 2113 needs to be taken out from the first fixing hole 2111. When the relative position of the hinge arm 2000 and the second arm surface in the second direction is adjusted by the second adjusting member 2204, the second fixing member 2203 needs to be taken out from the second fixing hole 2201.
The connector comprises a first connector 3100, a second connector 3200, a third connector 3300 and a fourth connector 3400, wherein: the first connecting piece 3100 is hinged to the end of the hinge arm 2000 far away from the hinge cup 1000 at one end, and is hinged to the second connecting piece 3200 at the other end; the second connector 3200 linked between the first connector 3100 and the hinge cup 1000; the third connecting member 3300 is bent, one end of the third connecting member 3300 is hinged to the end of the hinge arm 2000 near the hinge cup 1000, the other end of the third connecting member 3300 is hinged to the fourth connecting member 3400, and the bent portion of the third connecting member 3300 is hinged to the second connecting member 3200; the fourth link 3400 linked between the third link 3300 and the hinge cup 1000; the buffer assembly 4000 is externally disposed on the second connector 3200, and is used for slowing down the rotation speed of the third connector 3300.
Illustratively, the specific connection relationship of the hinge cup 1000, the hinge arm 2000, the connector, and the damping assembly 4000 is as follows:
a first end of the first connector 3100 is connected to the hinge arm 2000. Wherein, the top of the hinged arm body 2200 is further provided with a connecting convex brim 2210; a convex eaves hole 2211 is formed in the connecting convex eaves 2210, and the hinge arm 2000 penetrates through the convex eaves hole 2211 through a fifth rotating shaft 5500 and is hinged with the first connecting piece 3100.
A second end of the first connector 3100 is connected to a first end of the second connector 3200, and a second end of the second connector 3200 is connected to the hinge cup 1000. Wherein the second connector 3200 includes: the buffer base 3210 comprises a base bottom plate 3230 and base side plates 3240 positioned at two sides of the base bottom plate 3230; one surface of the base bottom plate 3230 close to the hinge arm 2000 and the base side plate 3240 form an accommodating space for accommodating the first connecting piece 3100 and the hinge arm 2000; the side of the base plate 3230 away from the hinge arm 2000 is used for fixing the buffer assembly 4000; the end of the base side plate 3240 far from the extension arm 3220 is provided with a first tab hole 3241, and the second connecting member 3200 passes through the first tab hole 3241 through a first rotation shaft 5100 and is hinged to the first connecting member 3100. In addition, one end of the extension arm 3220 is fixedly connected to the base side plate 3240, and the other end is hinged to the hinge cup 1000. A first concave cavity body 1210 is arranged inside the cup hinge cavity 1200; the first concave cavity 1210 is used for accommodating the extension arm 3220, and the hinge cup 1000 penetrates through the first concave cavity 1210 and the extension arm 3220 through the third rotation shaft 5300 to be rotatably connected with the second connector 3200.
The first end of the third link 3300 is connected to the hinge arm 2000. Wherein the side wing of the hinge arm body 2200 is provided with a first side wing hole 2201 and a second side wing hole 2202; the hinge arm 2000 is hinged to the third connecting member 3300 through the first side wing hole 2201 by a sixth rotation shaft 5600.
The second end of the third link 3300 is coupled to the first end of the fourth link 3400, and the second end of the fourth link 3400 is coupled to the hinge cup 1000. Wherein, an end of the third connecting member 3300 far from the first wing hole 2201 is hinged to the fourth connecting member 3400 through a seventh rotation axis 5700. A second concave cavity 1220 is further arranged inside the hinged cup cavity 1200; the second concave cavity 1220 is used for accommodating an extension 3401 of the fourth connecting member 3400; the hinge cup 1000 is rotatably coupled to the fourth coupling member 3400 by a fourth rotation shaft 5400 passing through the second recessed cavity 1220 and an extension 3401 of the fourth coupling member 3400.
The connector further comprises: and a fifth connecting member 3500. The fifth connecting member 3500 may also be an elastic member, for example, the material of the fifth connecting member 3500 may be an elastic material, and the fifth connecting member 3500 may also be provided with an inner cavity, in which a spring may be arranged, so as to increase the elasticity of the elastic member through the spring.
The fifth connecting member 3500 has one end hinged to the end of the hinge arm 2000 near the hinge cup 1000 and the other end hinged to the bent portion of the third connecting member 3300. The hinge arm 2000 is hinged to the fifth connecting element 3500 through an eighth rotating shaft 5800 passing through the second wing hole 2202, wherein an end of the fifth connecting element 3500 far from the second wing hole 2202 is hinged to a bent portion of the third connecting element 3300 coaxially with the second connecting element 3200 and the third connecting element 3300 through the second rotating shaft 5200.
The buffering assembly 4000 is externally disposed on the second connector 3200, and is used for slowing down the rotation speed of the third connector 3300.
The buffer assembly 4000 includes: a bumper holder 4100, a bumper mount 4200, and a bumper body 4300; the bottom of the buffer support 4100 is provided with a first clamping leg 4101 extending outwards; the tail part of the buffer support 4100 is provided with a second clamping leg 4102 extending inwards; the base bottom plate 3230 is provided with a first bayonet 3231 for clamping the first clamping leg 4101 and a second bayonet 3232 for clamping the second clamping leg 4102; the bumper holder 4100 is fixedly connected to the base bottom plate 3230 by the first bayonet 4101 and the second bayonet 4102 being respectively engaged with the first bayonet 3231 and the second bayonet 3232, and forms a holder accommodating cavity for accommodating the bumper holder 4200 with the base bottom plate 3230; the buffer fixing frame 4200 is provided with a buffer accommodating cavity for accommodating the buffer body 4300; the bumper body 4300 is disposed in the bumper receiving cavity, and one end of the bumper body is abutted against the side wall of the second locking leg 4102, and the other end of the bumper body extends out of the bumper bracket 4100 and is abutted against the side surface of the third connecting element 3300 near the bent portion.
The buffer body 4300 comprises a buffer oil cylinder 4310 and a buffer oil rod 4320; one end of the buffer oil rod 4320 is provided with a piston (not shown) extending into the buffer oil cylinder 4310, the piston is elastically connected with the buffer oil cylinder 4310 through a buffer spring (not shown), and the other end of the buffer oil rod 4320 is provided with a plastic rubber sleeve 4321 extending out of the buffer oil cylinder 4310; a groove 3301 is formed in the side face, close to the bent part, of the third connecting piece 3300, and the buffer oil rod is abutted to the groove through the plastic rubber sleeve; when the third connecting member 3300 rotates, the third connecting member 3300 presses the plastic rubber sleeve 4321 through the cavity 3301 to deform the buffer spring, so that the buffer assembly 4300 starts buffering under the elastic force of the buffer spring.
The buffering assembly 4000 further comprises: a buffer cover 4400, wherein the buffer cover 4400 and the base bottom plate 3230 form a support cavity for accommodating the buffer support 4100; a clamping block 4401 is inwards arranged at the bottom of the side wall of the outer buffer cover 4400; the base side plate 3240 is provided with a clamping groove 3243 used for clamping the clamping block 4401; the outer buffer cover 4400 is clamped into the clamping groove 3243 through a clamping block 4401 and is fixedly connected with the base 3210.
This embodiment through first connecting piece 3100 and second connecting piece 3200 cooperation connection and third connecting piece 3300 and fourth connecting piece 3400 cooperation are connected, have improved the dark hinge angle that opens and shuts of cup, have solved the current dark hinge of cup problem that the angle is little that opens and shuts, and through the external buffer memory subassembly 4000 of second connecting piece 3200 has strengthened the dark hinge of cup buffering effect when opening and shutting, has solved the current dark hinge of cup buffering effect poor problem.
In an exemplary embodiment, the hinge cup 1000 may be mounted on a first arm surface (e.g., a door panel) and the hinge arm 2000 may be mounted on a second arm surface (e.g., a wall). When the first arm surface is pushed by an external force, the first arm surface drives the hinge cup 1000, so that the hinge cup 1000 pushes the second connector 3200 and the fourth connector 3400 connected to the hinge cup 1000. Wherein: when the second connecting member 3200 is pushed, the second connecting member 3200 moves in a direction away from the hinge cup 1000, and the first connecting member 3100 is pushed, so that the first connecting member 3100 performs a turning motion around the flange hole 2211 as an axis until one surface of the first connecting member 3100 abuts against the hinge arm 2000. When the fourth link 3400 is pushed, the fourth link 3400 pushes the third link 3300, so that the third link 330 makes a tilting motion around the first wing hole 2201 as an axis and approaches the hinge arm 2000 until one side of the first link 3100 abuts against the hinge arm 2000, and the third link 3300 stops the tilting motion. In addition, the middle of the second connecting member 3200 and the bent part of the third connecting member 3300 are rotatably connected through the second rotating shaft 5200, so that the stability of the connecting member is improved.
The above is only the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all the equivalent structures or equivalent flow changes made by using the contents of the present invention and the accompanying drawings, or directly or indirectly applied to other related technical fields, are all included in the scope of the present invention.
Claims (10)
1. A cup-shaped blind hinge, comprising:
the hinge cup, the hinge arm, the connecting piece and the buffer component;
the connecting piece is rotatably connected between the hinge cup and the hinge arm;
wherein, the connecting piece includes first connecting piece, second connecting piece, third connecting piece and fourth connecting piece:
one end of the first connecting piece is hinged to the end part, far away from the hinged cup, of the hinged arm, and the other end of the first connecting piece is hinged to the second connecting piece;
the second connecting piece is connected between the first connecting piece and the hinge cup;
the third connecting piece is bent, one end of the third connecting piece is hinged to the end part, close to the hinged cup, of the hinged arm, the other end of the third connecting piece is hinged to the fourth connecting piece, and the bent part of the third connecting piece is hinged to the second connecting piece;
the fourth connector is connected between the third connector and the hinge cup;
the buffer assembly is externally arranged on the second connecting piece and used for reducing the rotating speed of the third connecting piece.
2. The cup-shaped blind hinge according to claim 1, characterized in that said second connection comprises:
the buffer base comprises a base bottom plate and base side plates positioned on two sides of the base bottom plate; one surface of the base bottom plate, which is close to the hinged arm, and the base side plate form an accommodating space which is used for accommodating the first connecting piece and the hinged arm; one surface of the base bottom plate, which is far away from the hinged arm, is used for fixing the buffer assembly; and
one end of the extension arm is fixedly connected with the base side plate, and the other end of the extension arm is hinged with the hinged cup.
3. The cup-shaped blind hinge according to claim 2, characterized in that:
one end, far away from the extension arm, of the base side plate is provided with a first convex wing hole, and the second connecting piece penetrates through the first convex wing hole through a first rotating shaft and is hinged with the first connecting piece;
one end of the base side plate, which is close to the extension arm, is provided with a second convex wing hole; the second connecting piece penetrates through the second flange hole through a second rotating shaft and is hinged with the bent part of the third connecting piece.
4. The cup-shaped blind hinge of claim 2, wherein the damping assembly comprises:
the buffer fixing device comprises a buffer bracket, a buffer fixing frame and a buffer body;
the bottom of the buffer bracket is provided with a first clamping pin extending outwards; the tail part of the buffer bracket is provided with a second clamping pin extending inwards;
the base bottom plate is provided with a first bayonet for clamping the first clamping pin and a second bayonet for clamping the second clamping pin;
the buffer bracket is respectively clamped into the first bayonet and the second bayonet through the first clamping pin and the second clamping pin and is fixedly connected with the base bottom plate, and a fixing frame accommodating cavity for accommodating the buffer fixing frame is formed between the buffer bracket and the base bottom plate;
the buffer fixing frame is provided with a buffer accommodating cavity for accommodating the buffer body;
the buffer body is arranged in the buffer accommodating cavity, one end of the buffer body is abutted against the side wall of the second clamping pin, and the other end of the buffer body extends out of the buffer support and is abutted against the side face, close to the bent part, of the third connecting piece.
5. The cup-shaped blind hinge of claim 4, wherein the snubber body further comprises:
the buffer oil cylinder and the buffer oil rod;
one end of the buffer oil rod is provided with a piston extending into the buffer oil cylinder, the piston is elastically connected with the buffer oil cylinder through a buffer spring, and the other end of the buffer oil rod is provided with a plastic rubber sleeve extending out of the buffer oil cylinder;
a groove is formed in the side face, close to the bent part, of the third connecting piece, and the buffer oil rod is abutted to the groove through the plastic rubber sleeve;
when the third connecting piece rotates, the third connecting piece can extrude the plastic rubber sleeve through the groove, so that the buffer spring deforms, and the buffer assembly starts buffering under the elastic force of the buffer spring.
6. The cup-shaped blind hinge of claim 5, wherein the cushion assembly further comprises:
a bumper outer cover forming a bracket cavity with the base chassis for accommodating the bumper bracket;
a clamping block is inwards arranged at the bottom of the side wall of the outer cover of the buffer; the side plate of the base is provided with a clamping groove for clamping the clamping block;
the outer cover of the buffer is clamped into the clamping groove through a clamping block and is fixedly connected with the base of the buffer.
7. The cup-shaped blind hinge according to any one of claims 2 to 6, characterized in that the hinge cup comprises:
the hinge cup comprises a hinge cup side wing and a hinge cup cavity;
a hinged cup fixing hole is formed in a wing arm of the hinged cup side wing, and the hinged cup penetrates through the hinged cup fixing hole through a hinged cup fixing piece to be connected with the first arm surface;
a first concave cavity and a second concave cavity are arranged at two ends of the interior of the cup hinge cavity;
the first concave cavity is used for accommodating the extension arm, and the second concave cavity is used for accommodating an extension of the fourth connecting piece;
the hinge cup penetrates through the first concave cavity and the extension arm through a third rotating shaft and is rotatably connected with the second connecting piece; the hinge cup penetrates through the second concave cavity and an extension of the fourth connecting piece through a fourth rotating shaft and is rotatably connected with the fourth connecting piece.
8. The cup-shaped blind hinge according to any one of claims 1 to 6, characterized in that said connecting piece further comprises:
a fifth connecting member;
one end of the fifth connecting piece is hinged to the end part, close to the hinge cup, of the hinge arm, and the other end of the fifth connecting piece is hinged to the bent part of the third connecting piece.
9. The cup-shaped blind hinge according to any one of claims 1 to 6, characterized in that the hinge arm comprises:
the hinge arm comprises a hinge arm base and a hinge arm body;
the hinged arm base comprises a hinged arm side wing, a first fixing hole and a first adjusting hole are distributed on a wing arm of the hinged arm side wing, and a second fixing hole and a second adjusting hole are arranged at the top of the hinged arm body;
the hinged arm base penetrates through the first fixing hole through the first fixing piece to be connected with the second arm surface, and penetrates through the first adjusting hole through the first adjusting piece to adjust the relative position of the hinged cup and the second arm surface in the first direction;
the hinge arm body penetrates through the second fixing hole through a second fixing piece to be connected with the hinge arm base, and penetrates through the second adjusting hole through the second adjusting piece to adjust the relative position of the hinge arm and the second arm surface in the second direction.
10. The cup-shaped blind hinge according to claim 9, characterized in that:
the top of the hinged arm body is also provided with a connecting convex brim;
a convex eave hole is formed in the connecting convex eave, and the hinged arm penetrates through the convex eave hole through a fifth rotating shaft and is hinged with the first connecting piece;
the side wing of the hinged arm body is provided with a first side wing hole and a second side wing hole;
the hinge arm penetrates through the first side wing hole through a sixth rotating shaft and is hinged with the third connecting piece, wherein one end, far away from the first side wing hole, of the third connecting piece is hinged with the fourth connecting piece through a seventh rotating shaft;
the hinge arm penetrates through the second side wing hole through an eighth rotating shaft and is hinged with a fifth connecting piece, wherein one end, far away from the second side wing hole, of the fifth connecting piece is simultaneously and coaxially hinged with the second connecting piece and the third connecting piece at the bent position of the third connecting piece through a second rotating shaft.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023288346.6U CN214886328U (en) | 2020-12-30 | 2020-12-30 | Cup-shaped blind hinge |
| PCT/CN2021/074606 WO2022141736A1 (en) | 2020-12-30 | 2021-02-01 | Connecting piece and cup-shaped blind hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023288346.6U CN214886328U (en) | 2020-12-30 | 2020-12-30 | Cup-shaped blind hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214886328U true CN214886328U (en) | 2021-11-26 |
Family
ID=78911380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023288346.6U Active CN214886328U (en) | 2020-12-30 | 2020-12-30 | Cup-shaped blind hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214886328U (en) |
-
2020
- 2020-12-30 CN CN202023288346.6U patent/CN214886328U/en active Active
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