CN113882774A - Damping single-rail embedded hinge - Google Patents
Damping single-rail embedded hinge Download PDFInfo
- Publication number
- CN113882774A CN113882774A CN202111316148.2A CN202111316148A CN113882774A CN 113882774 A CN113882774 A CN 113882774A CN 202111316148 A CN202111316148 A CN 202111316148A CN 113882774 A CN113882774 A CN 113882774A
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- Prior art keywords
- rod
- block
- door
- damping
- mounting block
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- 238000013016 damping Methods 0.000 title claims abstract description 81
- 238000000034 method Methods 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims description 35
- 238000006073 displacement reaction Methods 0.000 claims description 6
- 230000003068 static effect Effects 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims description 2
- 230000002829 reductive effect Effects 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000000670 limiting effect Effects 0.000 description 26
- 230000000717 retained effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F5/00—Braking devices, e.g. checks; Stops; Buffers
- E05F5/02—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops
- E05F5/027—Braking devices, e.g. checks; Stops; Buffers specially for preventing the slamming of swinging wings during final closing movement, e.g. jamb stops with closing action
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D11/00—Additional features or accessories of hinges
- E05D11/10—Devices for preventing movement between relatively-movable hinge parts
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D3/00—Hinges with pins
- E05D3/02—Hinges with pins with one pin
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F1/00—Closers or openers for wings, not otherwise provided for in this subclass
- E05F1/08—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings
- E05F1/10—Closers or openers for wings, not otherwise provided for in this subclass spring-actuated, e.g. for horizontally sliding wings for swinging wings, e.g. counterbalance
- E05F1/12—Mechanisms in the shape of hinges or pivots, operated by springs
- E05F1/1246—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring perpendicular to the pivot axis
- E05F1/1269—Mechanisms in the shape of hinges or pivots, operated by springs with a coil spring perpendicular to the pivot axis with a traction spring
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F3/00—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices
- E05F3/22—Additional arrangements for closers, e.g. for holding the wing in opened or other position
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/028—Details
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/30—Application of doors, windows, wings or fittings thereof for domestic appliances
- E05Y2900/31—Application of doors, windows, wings or fittings thereof for domestic appliances for refrigerators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/02—Details of doors or covers not otherwise covered
- F25D2323/024—Door hinges
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Closing And Opening Devices For Wings, And Checks For Wings (AREA)
Abstract
The invention discloses a damping single-rail embedded hinge which comprises a door mounting block single-guide-rail mechanism, a connecting rod and a cabinet mounting plate, wherein a damping groove communicated with a guide sliding groove is formed in the side wall of the door mounting block; the damping rod barrel can assist opening action, when the damping rod barrel is completely opened, the contact head is separated from the sliding groove rod, large-angle opening and closing action and angle keeping action are not interfered, when the damping rod barrel is closed, the contact head tightly abuts against the sliding groove rod again to prevent collision, the arranged angle keeping block and the sliding groove rod act in a matched mode, automatic door closing action is achieved, spring stretching amount is reduced, the stress of a reset spring in the automatic door closing process is uniform, door closing action is smoother and quieter, and the service life of the spring is prolonged.
Description
Technical Field
The invention particularly relates to a hinge mechanism, in particular to a damping monorail embedded hinge.
Background
Embedded hinge mainly used embedded refrigerator or embedded case are cashier's office in a shop, embedded refrigerator generally is with the whole customization cabinet that imbeds of refrigerator in, in order to imbed the precision, the gap of refrigerator outer wall and customization cabinet inner wall generally all sets up very little, then when the refrigerator door was opened this moment, the articulated vertical limit of pivoted door hit outside customization cabinet inner wall very easily on, consequently, under the prerequisite of guaranteeing refrigerator and customization in-cabinet embedding laminating degree, how to open the door smoothly just becomes a problem.
To the refrigerator open the back and appear forgetting the problem of closing the door easily, increase spring mechanism generally between the chamber door and the cabinet body, rely on spring tension will open and shut the chamber door closure, but the chamber door is opened the spring deformation volume that the in-process is used for reseing and is generally great, and spring mechanical wear is big, and the big displacement deformation that returns leads to spring life low, and this just leads to the problem of following two aspects, and is first: when the box door is newly bought, the automatic closing action of the box door is large, and the noise of the closing action of the box door is large; secondly, the door can be automatically closed after a period of time, and the door can not be closed and tightly attached to the cabinet body because the spring loses elasticity; thirdly, the method comprises the following steps: the spring acts on the door opening rotation action in the whole course, and the door opening large angle is laborious and can not be kept. In order to solve the problem of high closing action noise, a damping device is additionally arranged, but the damping device influences the action of opening and closing the door, so that the door is difficult to rotate.
Therefore, in view of the above problems, there is a need for an automatic closing mechanism for an embedded hinge, which can prolong the service life of a spring and is suitable for an embedded door body cabinet.
Disclosure of Invention
The object of the present invention is to provide a damped monorail embedded hinge that solves the problems set forth in the background art mentioned above.
In order to achieve the purpose, the invention provides the following technical scheme:
a damping single-rail embedded hinge comprises a door mounting block and a cabinet mounting plate, wherein the door mounting block is mounted on a rotating door body, the cabinet mounting plate is mounted on a cabinet body matched with the door body, the cabinet mounting plate drives the door mounting block to rotate through a horizontally rotating link mechanism, a single guide rail mechanism for guiding the inner shrinkage and track change of the door mounting block is arranged between the door mounting block and the cabinet mounting plate, the single guide rail mechanism comprises a sliding chute rod vertically fixed on the cabinet mounting plate and a guide sliding chute formed in the door mounting block, and the sliding chute rod vertically upwards penetrates through the guide sliding chute and guides the rotating action of the door mounting block along the guide sliding chute;
the damping device comprises a door mounting block, a damping chute, a guide chute, a damping rod cylinder, a damping rod, a contact head, a damping rod cylinder, a damping rod and a door mounting block, wherein the damping chute is communicated with the guide chute, the damping mounting block is fixed in the damping chute through a fixing rod, the damping rod cylinder is fixedly mounted at the inner end of the damping mounting block, the damping rod is fixed at the telescopic end of the damping rod cylinder, the contact head is fixed at the outer end of the damping rod, when the door mounting block is closed on one side of a cabinet mounting plate, the contact head abuts against the rod wall, the damping rod is stored in the damping rod cylinder, the damping rod applies thrust to the contact head outwards and abuts against the rod wall of the contact head, the damping rod gradually extends out of the damping rod cylinder and keeps the contact head abutting against the rod wall when the door mounting block is opened, and the door mounting block is in a fully opened state, the damping rod fully extends out of the damping rod.
Further scheme: a spring mounting rod is fixed on the door mounting block, an angle retaining block is rotationally fixed on a panel of the door mounting block on the opposite side of the spring mounting rod, the outer wall of the angle retaining block is connected with the top end of the sliding chute rod in a sliding way, when the sliding chute rod moves in the guide sliding chute, the top end of the sliding chute rod drives the angle retaining block to rotate, a return spring is arranged between the angle retaining block and the spring mounting rod, when the door mounting block rotates to one side of the mounting plate of the attaching cabinet and is in a closed state, the return spring is in a stretching state, the angle retaining block tightly abuts against the sliding chute rod without displacement, when the door mounting block moves to the fully open position, the angle retaining block is turned over to the top end of the sliding chute rod and is retained, and when the angle retaining block is turned over, the reset spring rotates the door mounting block, when the top end of the sliding groove rod is fixed at the bottom of the angle retaining block, the return spring does not have closing rotating force to the door mounting block.
Further scheme: the angle keeping block comprises a hook used for hanging one end of a reset spring and a contact arc surface arranged on the side wall, a block shaft hole is formed in the middle of the angle keeping block, a rotating shaft penetrates through the block shaft hole in a sliding mode, two ends of the outer side of the rotating shaft are fixed between block rotating groove frames in a rotating mode, the block rotating groove frames are vertically arranged on two sides of a top opening of the guide sliding groove, when the door installing block and the cabinet installing plate are in a closed state, the contact arc surface abuts against the position of a rod wall of the sliding groove, the opening position of the hook is opposite to the direction of pulling force of the reset spring on the angle keeping block, the angle keeping block is integrally tightly attached to the rod wall of the sliding groove by the pulling force of the reset spring to keep a static state, the door installing block and the cabinet installing plate are completely opened, the angle keeping block is turned upwards, and the top end of the sliding groove rod abuts against the surface of the contact arc surface.
Further scheme: the guide sliding groove is transversely arranged on the door mounting block, when the door mounting block and the cabinet mounting plate are closed, the sliding groove rod is positioned at the rightmost side of the guide sliding groove, the door mounting block and the cabinet mounting plate are opened, the door mounting block is used as a fixed reference system, and the sliding groove rod slides towards the leftmost side relative to the guide sliding groove.
Further scheme: the connecting rod mechanism comprises a limiting fixed shaft, a limiting connecting rod and a limiting swing shaft, the limiting fixed shaft is fixed on a panel of the cabinet mounting plate in a rotating mode, the limiting connecting rod is horizontally fixed on a top rod wall of the limiting fixed shaft, the limiting swing shaft is vertically fixed at the top of the outer end of the limiting connecting rod, and the top end of the limiting swing shaft is fixed at the middle position of the door mounting block in a rotating mode.
Further scheme: the limiting connecting rod is a flat plate, the gap between the door mounting block and the cabinet mounting plate is smaller than 10mm, the vertical direction and the space size occupied by mounting are mainly reduced, and the integral precision and the easy installation of the mechanism are guaranteed.
Compared with the prior art, the invention has the beneficial effects that:
1. the damping rod cylinder is integrally arranged in the door mounting block, the mounting space is not occupied, the contact head connected with the damping rod cylinder can assist in opening action by matching with the sliding chute rod in the process of opening a small angle, the contact head is separated from the sliding chute rod when the damping rod cylinder is completely opened, large-angle opening and closing action and angle keeping action are not interfered, and the contact head tightly abuts against the sliding chute rod again to prevent collision when the damping rod cylinder is closed;
2. according to the invention, through the matching action of the angle maintaining block and the sliding groove rod for guiding the rail change, the actions of angle maintaining and automatic door closing can be realized under the condition of reducing other components, the rail change action is well combined with the integral elastic reset state, the stress of the reset spring is uniform in the automatic door closing process, the door closing action is smoother, and the door closing mechanism is different from the condition that the stress of the spring between the door body and the cabinet body is not uniform under the direct action of the traditional spring;
3. the reset spring is in the door body and the cabinet body wide-angle in-process that opens and shuts, and the spring only takes place less displacement tensile at angle retaining block and slide bar trench position, and the tensile volume of deformation of the greatly reduced spring reduces the mechanical wear of spring, improves the life of spring.
Drawings
FIG. 1 is a schematic view of a structure for damping a closed state of a monorail embedded hinge.
Fig. 2 is a schematic view of the door mounting block of fig. 1 with the door removed.
Fig. 3 is a horizontal sectional view of the guide chute in the state of fig. 1.
Fig. 4 is a schematic view of the contact just about to leave the chute bar.
Fig. 5 is a schematic view of the door mounting block of fig. 4 with the door removed.
Fig. 6 is a horizontal sectional view of the guide chute in the state of fig. 4.
FIG. 7 is a schematic view of the fully open position of the damped monorail embedded hinge.
Fig. 8 is a schematic view of the door mounting block of fig. 7 with the door removed.
Fig. 9 is a horizontal sectional view of the guide chute in the state of fig. 7.
Fig. 10 is a schematic view of a structure of a door mounting block.
Fig. 11 is a schematic structural view of an angle maintaining block.
Fig. 12 is a schematic view of the link mechanism in a fully opened state of the door installation block.
In the figure: the door comprises a door mounting block 1, a spring mounting rod 10, a block rotating groove frame 11, a damping groove 12, a return spring 13, a guide sliding groove 14, a swing shaft hole 15, a cabinet mounting plate 2, a sliding groove rod 20, a limiting fixed shaft 21, a limiting connecting rod 22, a limiting swing shaft 23, an angle retaining block 3, a block shaft hole 30, a contact arc surface 31, a hook 32, a block rotating shaft 33, a damping mounting block 4, a fixing rod 40, a damping rod cylinder 41, a contact head 42 and a damping rod 43.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 12, in the embodiment of the present invention, a damping single-rail embedded hinge includes a door mounting block 1 for being mounted on a rotating door body and a cabinet mounting plate 2 for being mounted on a cabinet body matching with the door body, the cabinet mounting plate 2 drives the door mounting block 1 to rotate through a horizontally rotating link mechanism, a single-rail mechanism for guiding an inner contraction rail of the door mounting block 1 is disposed between the door mounting block 1 and the cabinet mounting plate 2, the single-rail mechanism includes a chute rod 20 vertically fixed on the cabinet mounting plate 2 and a guide chute 14 opened on the door mounting block 1, the chute rod 20 vertically penetrates the guide chute 14 upwards and guides a rotation motion of the door mounting block 1 along the guide chute 14, a damping groove 12 communicated with the guide chute 14 is disposed on a side wall of the door mounting block 1, a damping mounting block 4 is fixed in the damping groove 12 through a fixing rod 40, a damping rod cylinder 41 is fixedly mounted at the inner end of the damping mounting block 4, a damping rod 43 is fixed at the telescopic end of the damping rod cylinder 41, a contact 42 for extending into the door 14 is fixed at the outer end of the damping rod 43, when the door mounting block 1 is closed at one side of the cabinet mounting plate 2, the contact 42 abuts against the rod wall of the door 20, the damping rod 43 is accommodated in the damping rod cylinder 41, the damping rod 43 applies a thrust force to the contact 42 outwards and abuts against the contact 42 against the rod wall of the door 20, in the opening process of the door mounting block 1, the damping rod 43 gradually extends out of the damping rod cylinder 41 and keeps abutting against the contact 42 against the rod wall of the door 20, before the door mounting block 1 is in a fully opened state, the damping rod 43 extends completely, and the contact 42 leaves the rod wall of the door 20.
A spring installation rod 10 is fixed on the door installation block 1, an angle retaining block 3 is rotationally fixed on a panel of the door installation block 1 on the opposite side of the spring installation rod 10, the outer wall of the angle retaining block 3 is connected with the top end of a sliding chute rod 20 in a sliding manner, when the sliding chute rod 20 moves in a guide sliding chute 14, the top end of the sliding chute rod 20 drives the angle retaining block 3 to rotate, a reset spring 13 is installed between the angle retaining block 3 and the spring installation rod 10, when the door installation block 1 rotates to one side of a joint cabinet installation plate 2 and is in a closed state, the reset spring 13 is in a stretching state, the angle retaining block 3 is tightly abutted against the sliding chute rod 20 without displacement, when the door installation block 1 moves to a completely open position, the angle retaining block 3 is turned over to the top end of the sliding chute rod 20 and is retained, when the angle retaining block 3 is turned over, the reset spring 13 has a closing rotating force on the door installation block 1, when the top end of the sliding chute rod 20 is positioned at the bottom of the angle retaining block 3, the return spring 13 has no rotational force to close the door mounting block 1.
The angle keeping block 3 comprises a hook 32 used for hanging one end of a reset spring 13 and a contact arc surface 31 arranged on the side wall, a block shaft hole 30 is arranged in the middle of the angle keeping block 3, a block rotating shaft 33 is arranged in the block shaft hole 30 in a sliding and penetrating manner, two ends of the outer side of the block rotating shaft 33 are fixed between block rotating groove frames 11 in a rotating manner, the block rotating groove frames 11 are vertically arranged on two sides of the top opening of the guide sliding groove 14, when the door mounting block 1 and the cabinet mounting plate 2 are in a closed state, the contact arc surface 31 is tightly abutted against the rod wall of the sliding groove rod 20, the opening position of the hook 32 is opposite to the pulling force direction of the reset spring 13 on the angle keeping block 3, the whole angle keeping block 3 is tightly abutted against the rod wall of the sliding groove rod 20 by the pulling force of the reset spring 13 to keep a static state, and the angle keeping block 3 is upwards overturned when the door mounting block 1 and the cabinet mounting plate 2 are completely opened, the top end of the chute rod 20 is abutted against the surface of the contact arc surface 31, the arranged angle retaining block 3 is connected with the top end of the cabinet mounting plate 2 in a sliding manner through the contact arc surface 31, when the door mounting block 1 and the cabinet mounting plate 2 are in a closed state, the angle retaining block 3 is clamped on one side of the rod wall of the chute rod 20 under the action of the tension of the return spring 13, the angle retaining block 3 does not rotate, the chute rod 20 is retained at the position in the guide chute 14, the door mounting block 1 and the cabinet mounting plate 2 are in a closing retaining action, in the opening process of the door mounting block 1, the chute rod 20 which moves relatively pushes the angle retaining block 3 to rotate in the motion process, in the process, the return spring 13 is always in the elastic tension of the angle retaining block 3, in the state, the angle retaining block 3 can automatically reset and rotate under the action of the return spring 13, so that the door mounting block 1 can be automatically closed, and after the angle retaining block 3 is overturned to the top of the chute rod 20, reset spring 13 does not have tangential component force to angle holding block 3, door installation piece 1 can't produce under reset spring 13 effect and rotate, the angle of door installation piece 1 is in the hold state this moment, consequently, only can realize automatic closure at a small angle within range that door installation piece 1 opened, after door installation piece 1 opened certain angle, door installation piece 1 just can keep opening the angle under the effect of not having the external force, realize the automatic closure of small angle, the function that the wide-angle kept.
The direction spout 14 is transversely seted up on door installation piece 1, and when door installation piece 1 and cabinet mounting panel 2 were closed, spout pole 20 was located the rightmost side of direction spout 14, and door installation piece 1 and cabinet mounting panel 2 are opening the in-process to door installation piece 1 is fixed reference system, and spout pole 20 slides towards the leftmost side for direction spout 14, then door installation piece 1 is at the whole antedisplacement of rotation in-process, and when the left end of door installation piece 1 rotated to neighbouring cabinet body one side, can not bump into cabinet body surface.
The link mechanism comprises a limiting fixed shaft 21, a limiting connecting rod 22 and a limiting swing shaft 23, the limiting fixed shaft 21 is rotatably fixed on a panel of the cabinet mounting plate 2, the limiting connecting rod 22 is horizontally fixed on a top rod wall of the limiting fixed shaft 21, the limiting swing shaft 23 is vertically fixed at the top of the outer end of the limiting connecting rod 22, the top end of the limiting swing shaft 23 is rotatably fixed at the middle position of the door mounting block 1, the door mounting block 1 is arranged, in the opening process, the door mounting block 1 drives the limiting swing shaft 23 to rotate around the limiting fixed shaft 21, one end of the position of the guide chute 14 of the door mounting block 1 is guided by the chute rod 20 to generate orbital transfer swing, namely, in the opening process of the door mounting block 1, as shown in figure 1, namely, the door mounting block 1 rotates clockwise to open, the left end of the door mounting block 1 is guided by the guide chute 14 and the chute rod 20 to generate an action of moving forward towards the front side of the cabinet mounting plate 2 in the rotating process, then under the very little condition in door installation piece 1 and the 2 laminating clearances of cabinet mounting panel, the left end of door installation piece 1 can not hit the cabinet body of door installation piece 1 rear side at the rotation in-process, guarantees that the cabinet body is hugged closely to the door body, makes things convenient for whole embedded installation in the external box.
The limiting connecting rod 22 is a flat plate, the gap between the door mounting block 1 and the cabinet mounting plate 2 is smaller than 10mm, the space size occupied by the installation in the vertical direction 1 and 2 is mainly reduced, and the integral precision and the easy installation of the mechanism are ensured
The working principle of the invention is as follows: when the door body is closed on the cabinet body, the angle retaining block 3 is pressed against the side wall of the sliding chute rod 20 by the tensile force of the reset spring 13, the angle retaining block 3 cannot rotate, the door body is tightly closed, when the door body is opened, the door mounting block 1 is opened clockwise, the angle retaining block 3 turns upwards by taking the block rotating shaft 33 as a rotating shaft, the contact cambered surface 31 bypasses the end of the sliding chute rod 20 clockwise, the end of the hook 32 of the angle retaining block 3 elongates the reset spring 13, the reset spring 13 stores elastic potential energy for pulling the angle retaining block 3 to rotate anticlockwise, and in the process, the contact head 42 always presses against the rod wall of the sliding chute rod 20, the damping rod 43 gradually extends out of the damping rod cylinder 41, after the contact arc surface 31 bypasses the top of the sliding chute rod 20, the damping rod 43 extends to the maximum length, the contact head 42 is separated from the rod wall of the sliding chute rod 20, at this time, the sliding chute rod 20 only has upward pushing force on the contact arc surface 31, the reset spring 13 has no reset rotary thrust on the door installation block 1 in the horizontal direction, only when the door installation block 1 turns to the angle retaining block 3 to rotate around the sliding chute rod 20 again, the reset spring 13 pulls the angle retaining block 3 to rotate anticlockwise, the contact arc surface 31 bypasses the end of the sliding chute rod 20 to move towards the rod wall of the sliding chute rod 20, the door installation block 1 is automatically closed, the contact head 42 is contacted with the rod wall of the sliding chute rod 20 again to apply reverse damping force on the 1 to be closed to prevent the 1 from directly impacting on the 2, therefore, the door installation block 1 can realize automatic closing within a small-angle range of opening, after being opened to a certain angle, the angle can be kept, the damping can assist the opening action in the small angle opening process, and the damping can prevent the impact when the door is closed, therefore, the invention can realize the action of automatic door closing by the matching action of the angle keeping block 3 and the sliding chute rod 20 for guiding the track change under the condition of reducing other components, the integral elastic reset state well combines the track change action, the reset spring 13 is uniformly stressed in the automatic door closing process, the door closing action is smoother, the invention is different from the condition that the spring between the door body and the cabinet body is not uniformly stressed under the direct action of the traditional spring, and the door body directly impacts the cabinet body, the whole process is quieter, meanwhile, in the large angle opening and closing process of the door body and the cabinet body, the reset spring 13 only generates smaller displacement stretching at the angle keeping block 3 and the sliding chute rod 20, the deformation stretching amount of the spring is greatly reduced, and the mechanical abrasion of the spring is reduced, the service life of the spring is prolonged.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides an embedded hinge of damping single track, is including being used for installing door installation piece (1) on the rotation door body and being used for installing cabinet mounting panel (2) on the supporting cabinet body of the door body, its characterized in that:
the cabinet mounting plate (2) drives the door mounting block (1) to rotate through a horizontally rotating link mechanism, a single guide rail mechanism for guiding the inner contraction and rail change of the door mounting block (1) is arranged between the door mounting block (1) and the cabinet mounting plate (2), the single guide rail mechanism comprises a sliding chute rod (20) vertically fixed on the cabinet mounting plate (2) and a guide sliding chute (14) arranged on the door mounting block (1), and the sliding chute rod (20) vertically penetrates through the guide sliding chute (14) upwards and guides the rotating action of the door mounting block (1) along the guide sliding chute (14);
the side wall of the door mounting block (1) is provided with a damping groove (12) communicated with a guide sliding groove (14), the damping mounting block (4) is fixed in the damping groove (12) through a fixing rod (40), a damping rod cylinder (41) is fixedly mounted at the inner end of the damping mounting block (4), a damping rod (43) is fixed at the telescopic end of the damping rod cylinder (41), a contact head (42) extending into the damping rod (14) is fixed at the outer end of the damping rod (43), when the door mounting block (1) is closed on one side of the cabinet mounting plate (2), the contact head (42) abuts against the rod wall of the door mounting block (20), the damping rod (43) is stored in the damping rod cylinder (41), the damping rod (43) exerts thrust outwards against the contact head (42) and abuts against the contact head (42) against the rod wall of the door mounting block (20), and in the opening process of the door mounting block (1), the damping rod (43) gradually extends out of the damping rod cylinder (41) and keeps the contact head (42) abutting against the rod wall of the door mounting block (20) Before the door mounting block (1) is in a fully opened state, the damping rod (43) is fully extended, and the contact head (42) is separated from the rod wall of the door mounting block (20).
2. The damping monorail embedded hinge as claimed in claim 1, wherein a spring mounting rod (10) is fixed on the door mounting block (1), an angle retaining block (3) is rotationally fixed on a panel of the door mounting block (1) on the opposite side of the spring mounting rod (10), the outer wall of the angle retaining block (3) is connected with the top end of a chute rod (20) in a sliding manner, when the chute rod (20) moves in a guide chute (14), the top end of the chute rod (20) drives the angle retaining block (3) to rotate, a return spring (13) is installed between the angle retaining block (3) and the spring mounting rod (10), when the door mounting block (1) rotates to one side of the joint cabinet mounting plate (2) and is in a closed state, the return spring (13) is in a stretching state, the angle retaining block (3) and the chute rod (20) tightly abut against each other without displacement, and when the door mounting block (1) moves to a fully open position, the angle keeps piece (3) to overturn to spout pole (20) top and keep, and angle keeps piece (3) in the upset in-process, and reset spring (13) have the revolving force of closing to door installation piece (1), and when spout pole (20) top was decided in angle and keep piece (3) bottom, reset spring (13) do not have the revolving force of closing to door installation piece (1).
3. The damping monorail embedded hinge as claimed in claim 2, wherein the angle retaining block (3) comprises a hook (32) for hooking one end of a return spring (13) and a contact cambered surface (31) formed on a side wall, a block shaft hole (30) is formed in the middle of the angle retaining block (3), a block rotating shaft (33) is slidably inserted in the block shaft hole (30), two ends of the outer side of the block rotating shaft (33) are rotatably fixed between block rotating groove frames (11), the block rotating groove frames (11) are vertically arranged on two sides of a top opening of the guide sliding groove (14), when the door mounting block (1) and the cabinet mounting plate (2) are in a closed state, the contact cambered surface (31) abuts against the rod wall of the sliding groove rod (20), the opening position of the hook (32) is opposite to the direction of the return spring (13) to the angle tension retaining block (3), the angle keeping block (3) is integrally pulled by a return spring (13) to cling to the rod wall of the sliding groove rod (20) to keep a static state, in the process that the door mounting block (1) and the cabinet mounting plate (2) are completely opened, the angle keeping block (3) is turned upwards, and the top end of the sliding groove rod (20) abuts against the surface of the contact cambered surface (31).
4. The damped monorail embedded hinge of claim 3, wherein the guide chute (14) is transversely opened on the door mounting block (1), and when the door mounting block (1) and the cabinet mounting plate (2) are closed, the chute bar (20) is positioned at the rightmost side of the guide chute (14), and during the opening process of the door mounting block (1) and the cabinet mounting plate (2), the chute bar (20) slides towards the leftmost side relative to the guide chute (14) by taking the door mounting block (1) as a fixed reference system.
5. The embedded hinge of single track with damping function as claimed in claim 1, wherein the linkage mechanism comprises a limit dead axle (21), a limit connecting rod (22) and a limit swing axle (23), the limit dead axle (21) is rotatably fixed on the panel of the cabinet mounting plate (2), the limit connecting rod (22) is horizontally fixed on the top rod wall of the limit dead axle (21), the limit swing axle (23) is vertically fixed on the top of the outer end of the limit connecting rod (22), and the top end of the limit swing axle (23) is rotatably fixed at the middle position of the door mounting block (1).
6. The damped monorail embedded hinge of claim 5, wherein the check link (22) is a flat plate, and the gap between the door mounting block (1) and the cabinet mounting plate (2) is less than 10 mm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111316148.2A CN113882774B (en) | 2021-11-08 | 2021-11-08 | Damping monorail embedded hinge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111316148.2A CN113882774B (en) | 2021-11-08 | 2021-11-08 | Damping monorail embedded hinge |
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| CN113882774A true CN113882774A (en) | 2022-01-04 |
| CN113882774B CN113882774B (en) | 2024-06-04 |
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| JPH09144422A (en) * | 1995-11-21 | 1997-06-03 | Osaka Kanagu Kk | Automatic door closing device |
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| ITBO20090609A1 (en) * | 2009-09-23 | 2011-03-24 | Nuova Star Spa | COMBINATION OF A HINGE FOR DOORS OR DOORS AND A SHOCK ABSORBER. |
| EP3124729A1 (en) * | 2015-07-29 | 2017-02-01 | Flap Competence Center kft | Holding element for adjusting a cover of a piece of furniture |
| KR20180092079A (en) * | 2017-02-08 | 2018-08-17 | (주)대덕아이엠티 | Wing door locking apparatus of wing body truck |
| CN210460289U (en) * | 2019-07-23 | 2020-05-05 | 广东星徽精密制造股份有限公司 | Hinge mechanism of turning door |
| CN216767074U (en) * | 2021-11-08 | 2022-06-17 | 江苏星徽精密科技有限公司 | Damping single-rail embedded hinge |
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2021
- 2021-11-08 CN CN202111316148.2A patent/CN113882774B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09144422A (en) * | 1995-11-21 | 1997-06-03 | Osaka Kanagu Kk | Automatic door closing device |
| ITBO20090609A1 (en) * | 2009-09-23 | 2011-03-24 | Nuova Star Spa | COMBINATION OF A HINGE FOR DOORS OR DOORS AND A SHOCK ABSORBER. |
| CN201695838U (en) * | 2010-05-14 | 2011-01-05 | 胡国衡 | Hinge device capable of automatically closing door |
| EP3124729A1 (en) * | 2015-07-29 | 2017-02-01 | Flap Competence Center kft | Holding element for adjusting a cover of a piece of furniture |
| KR20180092079A (en) * | 2017-02-08 | 2018-08-17 | (주)대덕아이엠티 | Wing door locking apparatus of wing body truck |
| CN210460289U (en) * | 2019-07-23 | 2020-05-05 | 广东星徽精密制造股份有限公司 | Hinge mechanism of turning door |
| CN216767074U (en) * | 2021-11-08 | 2022-06-17 | 江苏星徽精密科技有限公司 | Damping single-rail embedded hinge |
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|---|---|
| CN113882774B (en) | 2024-06-04 |
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