CN111520014A - Multifunctional linkage door hinge - Google Patents
Multifunctional linkage door hinge Download PDFInfo
- Publication number
- CN111520014A CN111520014A CN202010495488.5A CN202010495488A CN111520014A CN 111520014 A CN111520014 A CN 111520014A CN 202010495488 A CN202010495488 A CN 202010495488A CN 111520014 A CN111520014 A CN 111520014A
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- CN
- China
- Prior art keywords
- shaped
- groove
- adjusting
- door leaf
- frame
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- E05D3/00—Hinges with pins
- E05D3/06—Hinges with pins with two or more pins
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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
- E05D11/1028—Devices for preventing movement between relatively-movable hinge parts for maintaining the hinge in two or more positions, e.g. intermediate or fully open
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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
- E05D7/00—Hinges or pivots of special construction
- E05D7/04—Hinges adjustable relative to the wing or the frame
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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
- E05D7/00—Hinges or pivots of special construction
- E05D7/12—Hinges or pivots of special construction to allow easy detachment of the hinge from the wing or the frame
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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
- 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
- E05F1/14—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 with double-acting springs, e.g. for closing and opening or checking and closing no material
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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
- E05F3/04—Closers or openers with braking devices, e.g. checks; Construction of pneumatic or liquid braking devices with liquid piston brakes
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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
Abstract
The invention discloses a multifunctional linkage door hinge, which comprises a door leaf groove-shaped pull rod, a door leaf groove-shaped connecting rod, a door leaf base, a frame leaf groove-shaped pull rod, a frame leaf groove-shaped connecting rod, a frame leaf base and a groove-shaped adjusting bracket, wherein the door leaf groove-shaped pull rod is connected with the door leaf base; one end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is a straight arm, and the other end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is an arc-shaped bent arm; one end of each of the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod is a straight arm, and the other end of each of the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod is a folded arm; the arc-shaped bent arm end of the door leaf groove-shaped pull rod is movably connected to the door leaf base through a pin shaft, and the straight arm end is movably connected to the frame leaf groove-shaped connecting rod bent arm end through a pin shaft; the straight arm end of the door leaf groove-shaped connecting rod is movably connected to the door leaf base through a pin shaft, and the folding arm end is movably connected to the straight arm end of the frame leaf groove-shaped pull rod through a pin shaft; the groove-shaped connecting seat is fixed on the frame leaf base through a fastening screw. The hinge can simultaneously meet the installation requirements of an inner cover, a half cover and a full cover, is convenient to disassemble, assemble, adjust and use, and is tight, gentle and compact in opening and closing.
Description
Technical Field
The invention relates to a multifunctional linkage door hinge.
Background
At present, a door hinge is composed of a door leaf groove-shaped pull rod, a door leaf groove-shaped connecting rod, a door leaf base, a frame leaf groove-shaped pull rod, a frame leaf groove-shaped connecting rod and a frame leaf base. One end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is a straight arm, and the other end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is an arc-shaped bent arm; one end of each of the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod is a straight arm, the other end of each of the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod is a folding arm, and the folding arms and the straight arms form right angles; the arc-shaped bent arm end of the door leaf groove-shaped pull rod is movably connected with the door leaf base through a pin shaft, and the straight arm end is movably connected with the folded arm end of the frame leaf groove-shaped connecting rod through a pin shaft; the straight arm end of the door leaf groove-shaped connecting rod is movably connected to the door leaf base through a pin shaft, and the folding arm end is movably connected with the straight arm end of the frame leaf groove-shaped pull rod through a pin shaft; the arc-shaped bent arm end of the frame leaf groove-shaped pull rod is movably connected with the frame leaf base through a pin shaft; the folding arm end of the frame leaf groove-shaped connecting rod is movably connected with the frame leaf base through a pin shaft; the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod are movably connected on the two straight arms close to the folding arms through pin shafts; a tension spring is connected between the straight arm end of the frame leaf groove type pull rod and the frame leaf base. The door hinge overcomes the defect that the door leaf of the original concealed hinge can only be opened by 90 degrees, and can ensure that the door leaf can be opened within the range of 180 degrees. However, because the folding arm and the straight arm form a right angle, one structure can not meet the installation requirements of an inner cover, a half cover and a full cover at the same time, and the disassembly, assembly and adjustment are inconvenient; moreover, the door leaf can not stop in the opening process, the opening and closing are not smooth, the door leaf can only be opened fully or closed fully quickly, the use is inconvenient, large collision can occur during the opening and closing, and the door leaf and the hinge are easy to damage.
In order to overcome the above-mentioned drawbacks, the applicant has made a technical challenge, proposed a new technical solution, and applied for a multifunctional cabinet door hinge patent in 2016 (201620784716. X): the door leaf groove type pull rod is connected with the door leaf groove type connecting rod through a connecting rod; one end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is a straight arm, and the other end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is an arc-shaped bent arm; one end of each of the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod is a straight arm, and the other end of each of the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod is a folded arm; the arc-shaped bent arm end of the door leaf groove-shaped pull rod is movably connected to the door leaf base through a pin shaft, and the straight arm end is movably connected to the frame leaf groove-shaped connecting rod bent arm end through a pin shaft; the straight arm end of the door leaf groove-shaped connecting rod is movably connected to the door leaf base through a pin shaft, and the folding arm end is movably connected to the straight arm end of the frame leaf groove-shaped pull rod through a pin shaft; the upper part of the frame base (8) is longitudinally provided with a connecting back, and the lower part of the frame base is transversely provided with a fixing plate; the groove-shaped adjusting bracket is fixed on the frame leaf base connecting ridge through a fastening screw; an adjusting screw is also arranged between the groove-shaped adjusting bracket and the connecting back of the frame page base; the arc-shaped bent arm of the frame leaf groove-shaped pull rod is movably connected with the groove-shaped adjusting bracket through a pin shaft; the straight arm end of the frame leaf groove-shaped connecting rod is movably connected with the groove-shaped adjusting bracket through a pin shaft; the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod are movably connected on the two straight arms close to the folding arms through pin shafts; an included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod is equal to an included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod and is an obtuse angle; a damper is connected between the straight arm end of the frame leaf groove-shaped pull rod and the groove-shaped adjusting bracket, the tail end of a damper cylinder body is movably connected to the groove-shaped adjusting bracket, and the head end of a damper piston rod is movably connected to the straight arm end of the frame leaf groove-shaped pull rod; the arc-shaped bent arm end of the frame leaf groove-shaped pull rod is movably connected below the joint of the groove-shaped adjusting bracket, and a convex arm abutting piece extends out of the lower part of the joint; the groove-shaped adjusting bracket is provided with a torsion spring, the torsion spring pin shaft is fixed on the groove-shaped adjusting bracket, the torsion spring is a double torsion spring, two ends of the torsion spring are connected to the groove-shaped adjusting bracket, and the middle extending part is in contact connection with the front part of the convex arm abutting piece; the surface of the abutting sheet and the central line of the straight arm of the frame leaf groove-shaped pull rod form an included angle of 30-55 degrees; the damper is a hydraulic tension damper. By adopting the patent technology, the hinge can simultaneously meet the installation requirements of an inner cover, a half cover and a full cover, is convenient to install, adjust and use, and can stay at any position within the range of 90-130 degrees in the opening process.
However, the applicant finds that the defects still exist in the process of using the patent technology, and mainly the following steps are included: the spring force is not enough, the opening and closing of the door leaf are loose and not compact, and the door leaf has the bad phenomena of swinging, inclination and the like, so the use requirement of a user cannot be met.
In order to overcome the defects, the applicant also conducts continuous test and attack, and finally finds a technical means for solving the problems, so that the hinge not only can simultaneously meet the installation requirements of an inner cover, a half cover and a full cover, is convenient to disassemble, assemble, adjust and use, but also is tight, gentle and compact in opening and closing.
Disclosure of Invention
The invention aims to solve the technical problem of providing a multifunctional linkage door hinge which can simultaneously meet the installation requirements of an inner cover, a half cover and a full cover, is convenient to disassemble, assemble, adjust and use, and is tight, smooth and compact in opening and closing.
In order to solve the technical problem, the multifunctional door hinge comprises a door leaf groove type pull rod, a door leaf groove type connecting rod, a door leaf base, a frame leaf groove type pull rod, a frame leaf groove type connecting rod, a frame leaf base and a groove type adjusting bracket; one end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is a straight arm, and the other end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is an arc-shaped bent arm; one end of each of the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod is a straight arm, and the other end of each of the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod is a folded arm; the arc-shaped bent arm end of the door leaf groove-shaped pull rod is movably connected to the door leaf base through a pin shaft, and the straight arm end is movably connected to the frame leaf groove-shaped connecting rod bent arm end through a pin shaft; the straight arm end of the door leaf groove-shaped connecting rod is movably connected to the door leaf base through a pin shaft, and the folding arm end is movably connected to the straight arm end of the frame leaf groove-shaped pull rod through a pin shaft; the upper part of the frame base is longitudinally provided with a connecting back, and the lower part of the frame base is transversely provided with a fixing plate; the groove-shaped adjusting bracket is fixed on the frame leaf base connecting ridge through a fastening screw; an adjusting screw is also arranged between the groove-shaped adjusting bracket and the connecting back of the frame page base; the arc-shaped bent arm of the frame leaf groove-shaped pull rod is movably connected with the groove-shaped adjusting bracket through a pin shaft; the straight arm end of the frame leaf groove-shaped connecting rod is movably connected with the groove-shaped adjusting bracket through a pin shaft; the door leaf groove-shaped connecting rod and the frame leaf groove-shaped connecting rod are movably connected on the two straight arms close to the folding arms through pin shafts; an included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod is equal to an included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod and is an obtuse angle; a damper is connected between the straight arm end of the door leaf groove-shaped pull rod and the door leaf base, the tail end of a damper cylinder body is movably connected to the door leaf base, and the head end of a damper piston rod is movably connected to the straight arm end of the door leaf groove-shaped pull rod; an extension spring is connected between the door leaf groove type connecting rod folding arm end and the groove type adjusting support, one end of the extension spring is connected to the door leaf groove type connecting rod folding arm end, and the other end of the extension spring is connected to the groove type adjusting support.
The included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod is equal to the included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod and is an obtuse angle of 120 degrees and 160 degrees.
The included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod is equal to the included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod and is an obtuse angle of 130 degrees and 158 degrees.
The included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod is equal to the included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod and is an obtuse angle of 132 degrees and 155 degrees.
An adjusting bottom plate is connected below the fixing plate of the frame base in a contact manner; a surrounding edge is arranged below the fixed plate of the frame base, the adjusting bottom plate is positioned in the surrounding edge below the fixed plate, and a gap is reserved between the adjusting bottom plate and the inner surface of the surrounding edge below the fixed plate, so that the adjusting bottom plate can transversely and vertically move in the surrounding edge below the fixed plate; a surrounding edge is arranged below the adjusting bottom plate and extends out of the surrounding edge of the fixing plate; three groove-shaped fixing holes and an adjusting hole are respectively formed in the two sides of the central line of the longitudinal connecting back on the leaf base fixing plate; one side of the adjusting bottom plate is symmetrically provided with groove-shaped fixing holes corresponding to the groove-shaped fixing holes on the frame and leaf base fixing plate, the other side of the adjusting bottom plate is provided with fixing holes corresponding to the groove-shaped fixing holes on the frame and leaf base fixing plate, and adjusting bolts are arranged corresponding to the adjusting holes on the frame and leaf base fixing plate.
The adjusting bolt is provided with a fixing part, a connecting part and an adjusting part; the fixing part, the connecting part and the adjusting part are cylinders, the cylindrical radius of the fixing part is smaller than that of the connecting part, and the cylindrical radius of the connecting part is smaller than that of the adjusting part; one end of the fixing part is riveted and fixed on the adjusting bottom plate, and the other end of the fixing part is eccentrically fixed on the connecting part; one end of the connecting part is fixedly connected with the fixing part, and the other end of the connecting part is fixedly connected with the adjusting part; one end of the adjusting part is fixedly connected with the connecting part, and the end surface of the other end of the adjusting part is provided with a screwdriver groove; the cylindrical surface of the connecting part is contacted with the inner surface of the adjusting hole on the frame page base; the adjusting part is positioned outside the adjusting hole of the frame page base and is contacted with the upper surface of the frame page base.
The groove-shaped adjusting support is provided with a torsion spring, the torsion spring is fixed on the groove-shaped adjusting support through a hinge pin, the torsion spring is a double-torsion spring, and two ends of the torsion spring are in contact connection with an arc-shaped bent arm end of the frame leaf groove-shaped pull rod, and a middle extending part is movably connected to the other end of the extension spring.
The arc-shaped bent arm end of the leaf groove type pull rod is provided with a blocking piece, and two ends of the torsion spring are in contact connection with the lower portion of the blocking piece.
The front end of the middle extension part of the torsion spring is bent, and the bending angle is 35-90 degrees.
A strip-shaped adjusting bottom plate is connected to the lower surface of one side of the door leaf base in a contact manner; a surrounding edge is arranged below one side of the door leaf base, protruding blocking pieces are arranged on two sides of the other end of the surrounding edge, the strip-shaped adjusting bottom plate is positioned in the surrounding edge and the protruding blocking pieces, and gaps are reserved among the strip-shaped adjusting bottom plate, the surrounding edge and the inner faces of the protruding blocking pieces, so that the strip-shaped adjusting bottom plate can longitudinally move left and right in the surrounding edge and the protruding blocking pieces; one side of the door leaf base is provided with a groove-shaped fixing hole and a fixing hole, and the other side of the door leaf base is provided with a groove-shaped fixing hole and an adjusting hole; the strip-shaped adjusting bottom plate is respectively provided with a fixing hole corresponding to the groove-shaped fixing hole on one side of the door leaf base for being fixedly connected with the door; the strip-shaped adjusting bottom plate is provided with adjusting bolt fixing holes corresponding to the adjusting holes of the door leaf base; the adjusting hole on the door leaf base fixing plate is provided with an adjusting bolt, and the strip-shaped adjusting bottom plate is fixedly connected with the door leaf base through the adjusting bolt.
By adopting the structure of the invention, because the damper and the extension spring are arranged, the tail end of the damper cylinder body is movably connected with the door leaf base, the head end of the damper piston rod is movably connected with the straight arm end head of the door leaf groove-shaped pull rod, one end of the extension spring is connected with the folding arm end of the door leaf groove-shaped connecting rod, and the other end is connected with the groove-shaped adjusting bracket, the mutual cooperation leads the hinge to enhance the closing force and increase the damping buffer action when opening and closing, the opening and closing are more smooth and compact, and the defects of the prior art are overcome.
Because the torsion spring is arranged on the groove-shaped adjusting support, the torsion spring pin shaft is fixed on the groove-shaped adjusting support, the torsion spring is a double-torsion spring, two ends of the torsion spring are in contact connection with the arc-shaped bent arm end of the frame leaf groove-shaped pull rod, the middle extending part is movably connected with the other end of the extension spring, and the extension spring and the torsion spring are connected and combined for use, so that the closing force of the door leaf is further increased, the opening and closing are more stable, the extension distance of the spring is reduced, and the service life and the service performance of the hinge are better improved.
Through repeated test comparison, the damper, the extension spring and the torsion spring which are in the structure are combined for use, the defects of the prior art are overcome, the closing force of the door leaf is more stable, the extension distance of the spring is reduced, the service life of the hinge is prolonged, the service performance of the hinge is improved, and the purpose of the hinge is achieved.
Because the folding arm of the door leaf groove-shaped connecting rod and the straight arm form an obtuse angle, and the folding arm of the frame leaf groove-shaped connecting rod and the straight arm form an obtuse angle, the mounting requirements of an inner cover, a half cover and a full cover can be met simultaneously, and the mounting and the use are convenient. The adjusting bolt is provided with a unique structure, namely a fixing part, a connecting part and an adjusting part; the periphery is arranged below the fixed plate of the frame and leaf base, the adjusting bottom plate is positioned in the periphery below the fixed plate, a gap is arranged between the adjusting bottom plate and the inner surface of the periphery below the fixed plate, so that the adjusting bottom plate can transversely move in the periphery below the fixed plate, the periphery is arranged below the adjusting bottom plate and extends out of the periphery of the fixed plate, when the door leaf needs to be disassembled, only the screw is screwed down, and the frame and leaf base does not need to move; and an adjusting screw is further arranged between the groove-shaped adjusting support and the frame leaf base, and when the mounting position needs to be adjusted, the adjusting screw and the adjusting bolt can be matched for realization, so that the installation is convenient. During adjustment, the longitudinal relative movement of the groove-shaped adjusting bracket and the frame page base and the transverse relative movement of the frame page base and the adjusting bottom plate are matched with each other, so that the aim of the invention can be fulfilled by realizing all-dimensional adjustment.
The strip-shaped adjusting bottom plate is fixedly connected with the door leaf base through a fixing hole, and the strip-shaped adjusting bottom plate is fixedly connected with the door leaf base through an adjusting bolt and can move left and right in the longitudinal direction in the surrounding edge and the protruding baffle through the adjusting bolt. Thus, the door is convenient to install and adjust. The adjustment of the door leaf base and the adjustment of the frame leaf base are mutually matched, so that the omnibearing adjustment can be realized, and the aim of the invention can be better realized.
The invention has simple and firm structure, can simultaneously meet the installation requirements of an inner cover, a half cover and a full cover, is convenient to install, adjust and use, can stay at any position within the range of 90-130 degrees in the opening process, is soft and free to open and close, is tight, mild and compact, is attractive and durable, has low cost and wide application range.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the adjusting bolt of the present invention;
fig. 3 is a schematic view of the strip-type adjusting bottom plate structure of the door leaf base of the present invention.
Detailed Description
The invention is described in detail below with reference to the following figures and detailed description:
as shown in fig. 1 and 2, the multifunctional door hinge of the present invention comprises a door leaf groove type pull rod 2, a door leaf groove type connecting rod 4, a door leaf base 1, a frame leaf groove type pull rod 13, a frame leaf groove type connecting rod 5, a frame leaf base 9 and a groove type adjusting bracket 8.
One end of each of the door leaf groove-shaped pull rod 2 and the frame leaf groove-shaped pull rod 13 is a straight arm, and the other end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is an arc-shaped bent arm.
One end of each of the door leaf groove-shaped connecting rod 4 and the frame leaf groove-shaped connecting rod 5 is a straight arm, and the other end of each of the door leaf groove-shaped connecting rods is a folded arm.
The arc-shaped bent arm end of the door leaf groove-shaped pull rod 2 is movably connected to the door leaf base 1 through a pin shaft, and the straight arm end is movably connected to the folding arm end of the frame leaf groove-shaped connecting rod 5 through a pin shaft.
The straight arm end of the door leaf groove-shaped connecting rod 4 is movably connected to the door leaf base 1 through a pin shaft, and the folding arm end is movably connected to the straight arm end of the frame leaf groove-shaped pull rod 13 through a pin shaft.
The upper part of the leaf base 9 is longitudinally connected with the back and the lower part is transversely provided with a fixing plate.
The groove-shaped adjusting bracket 8 is fixed on the connecting ridge of the leaf base 9 through a fastening screw 12. An adjusting screw 11 is also arranged between the groove-shaped adjusting bracket 8 and the connecting back of the leaf base 9.
The arc-shaped bent arm of the frame leaf groove-shaped pull rod 13 is movably connected with the groove-shaped adjusting bracket 8 through a pin shaft.
The straight arm end of the leaf groove type connecting rod 5 is movably connected with the groove type adjusting bracket 8 through a pin shaft.
The door leaf groove-shaped connecting rod 4 and the frame leaf groove-shaped connecting rod 5 are movably connected on the two straight arms close to the folding arms through pin shafts.
The included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod 4 is equal to the included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod 5, and the included angle is an obtuse angle.
A damper 3 is connected between the straight arm end of the door leaf groove-shaped pull rod and the door leaf base, the tail end of a damper cylinder body is movably connected to the door leaf base, and the head end of a damper piston rod is movably connected to the straight arm end of the door leaf groove-shaped pull rod.
The damper is a prior art, such as a hydraulic tension damper.
The included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod 3 is equal to the included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod 4, the included angle is an obtuse angle of 120 degrees and 160 degrees, and the included angle can be any value in the range.
Preferably, the included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod and the included angle between the folding arm and the straight arm of the sash leaf groove-shaped connecting rod are obtuse angles of 130 degrees and 158 degrees, and more preferably obtuse angles of 132 degrees and 155 degrees.
In order to enhance the installation and adjustment effect, the lower surface of the fixing plate of the leaf base 8 is in contact connection with the adjusting bottom plate 6. The fixed plate below of frame page or leaf base is equipped with the surrounding edge, and the adjusting plate is located the surrounding edge of fixed plate below, and the clearance can make the adjusting plate transversely and relative motion from top to bottom in the surrounding edge of fixed plate below with the fixed plate below adjusting plate. And a surrounding edge is arranged below the adjusting bottom plate and extends out of the surrounding edge of the fixing plate. Three groove-shaped fixing holes and an adjusting hole are respectively arranged on the two sides of the central line of the longitudinal connecting back on the leaf base fixing plate. One side of the adjusting bottom plate is symmetrically provided with groove-shaped fixing holes corresponding to the groove-shaped fixing holes on the frame-leaf base fixing plate, the other side of the adjusting bottom plate is provided with fixing holes corresponding to the groove-shaped fixing holes on the frame-leaf base fixing plate, and adjusting bolts are arranged corresponding to the adjusting holes on the frame-leaf base fixing plate. During installation, the adjusting bottom plate and the frame leaf base are fixed on the frame leaf through the fixing holes by screws, then the installation angle distance is adjusted by rotating the adjusting bolt, and then the screws of the other two groove-shaped fixing holes are screwed down. When the adjusting bolt is rotated, the adjusting bottom plate is fixed on the frame leaf and is not moved, and the frame leaf base transversely moves relative to the frame leaf to achieve the purpose of adjustment.
In order to adjust conveniently, make adjusting baseplate, frame page or leaf base and cell type adjustment support cooperation linkage, strengthen the installation and adjust the effect, set up the adjusting bolt of special construction. As shown in fig. 2, the adjustment bolt is provided with a fixing portion 16, a connecting portion 15, and an adjustment portion 14. The fixing part, the connecting part and the adjusting part are cylinders, the radius of the cylinder of the fixing part is smaller than that of the connecting part, and the radius of the cylinder of the connecting part is smaller than that of the adjusting part. One end of the fixing part is riveted and fixed on the adjusting bottom plate, and the other end of the fixing part is eccentrically fixed on the connecting part. One end of the connecting part is fixedly connected with the fixing part, and the other end of the connecting part is fixedly connected with the adjusting part; one end of the adjusting part is fixedly connected with the connecting part, and the end face of the other end of the adjusting part is provided with a screwdriver groove. The cylindrical surface of the connecting part is contacted with the inner surface of the adjusting hole on the frame page base. The adjusting part is positioned outside the adjusting hole of the frame page base and is contacted with the upper surface of the frame page base.
In a further improvement, a torsion spring 10 is arranged on the groove-shaped adjusting bracket 8. The torsion spring pin shaft is fixed on the groove-shaped adjusting bracket 8. The torsion spring is a double torsion spring, two ends of the torsion spring are in contact connection with the arc-shaped bent arm end of the sash groove type pull rod, and the middle extending part is movably connected with the other end of the extension spring. Like this, extension spring and torsion spring connect the combination and use, have not only further increased the closed dynamics of door leaf, have increased the cushioning effect moreover, make to open and shut more gently, have alleviateed extension spring's strain simultaneously, have improved the reliability of hinge, have reduced use cost.
The front end of the middle extension part of the torsion spring is bent, and the bending angle is 35-90 degrees. Like this, extension spring and torsion spring connect the effect of combination use better, and it is gentler to open and shut, can reduce the tensile distance of spring more, has further improved hinge life and performance.
The improved structure is characterized in that a blocking piece is arranged at the arc-shaped bent arm end of the frame leaf groove type pull rod, and two ends of the torsion spring are in contact connection with the lower portion of the blocking piece. Therefore, when the door is opened and closed, the frame leaf groove-shaped pull rod rotates, the two ends of the torsion spring act together with the rotation, the interaction can reduce the manpower for opening and closing, and the opening and closing are more convenient, labor-saving and more stable.
As shown in fig. 3, a strip-shaped adjusting bottom plate 19 is also connected to the lower surface of one side of the door leaf base in a contact manner. A surrounding edge is arranged below one side of the door leaf base, and protruding blocking pieces 17 are arranged on two sides of the other end of the surrounding edge. The strip-shaped adjusting bottom plate is positioned in the surrounding edge and the protruding baffle plate, and gaps are reserved among the strip-shaped adjusting bottom plate, the surrounding edge and the inner surface of the protruding baffle plate, so that the strip-shaped adjusting bottom plate can move left and right in the longitudinal direction in the surrounding edge and the protruding baffle plate. One side of the door leaf base is provided with a groove-shaped fixing hole and a fixing hole, and the other side of the door leaf base is provided with a groove-shaped fixing hole and an adjusting hole. The strip-shaped adjusting bottom plate is respectively provided with a fixing hole 18 corresponding to the groove-shaped fixing hole on one side of the door leaf base for being fixedly connected with a door. The strip-shaped adjusting bottom plate is provided with adjusting bolt fixing holes corresponding to the adjusting holes of the door leaf base. The adjusting hole on the fixed plate of the door leaf base is provided with an adjusting bolt 20, and the strip-shaped adjusting bottom plate is fixedly connected with the door leaf base through the adjusting bolt. The structure of the adjusting bolt 20 is the same as that shown in fig. 2.
Claims (10)
1. The utility model provides a multi-functional linkage door hinge which characterized in that: the door leaf groove type pull rod type door leaf base comprises a door leaf groove type pull rod (2), a door leaf groove type connecting rod (4), a door leaf base (1), a frame leaf groove type pull rod (13), a frame leaf groove type connecting rod (5), a frame leaf base (9) and a groove type adjusting support (8); one end of each of the door leaf groove-shaped pull rod (2) and the frame leaf groove-shaped pull rod (13) is a straight arm, and the other end of each of the door leaf groove-shaped pull rod and the frame leaf groove-shaped pull rod is an arc-shaped bent arm; one end of each of the door leaf groove-shaped connecting rod (4) and the frame leaf groove-shaped connecting rod (5) is a straight arm, and the other end of each of the door leaf groove-shaped connecting rods is a folded arm; the arc-shaped bent arm end of the door leaf groove-shaped pull rod (2) is movably connected to the door leaf base (1) through a pin shaft, and the straight arm end is movably connected to the folding arm end of the frame leaf groove-shaped connecting rod (5) through a pin shaft; the straight arm end of the door leaf groove-shaped connecting rod (4) is movably connected to the door leaf base (1) through a pin shaft, and the folding arm end is movably connected to the straight arm end of the frame leaf groove-shaped pull rod (13) through a pin shaft; the upper part of the frame base (9) is longitudinally provided with a connecting back, and the lower part of the frame base is transversely provided with a fixing plate; the groove-shaped adjusting bracket (8) is fixed on the connecting ridge of the leaf base (9) through a fastening screw (12); an adjusting screw (11) is also arranged between the groove-shaped adjusting bracket (8) and the connecting back of the frame page base (9); the arc-shaped bent arm of the frame leaf groove-shaped pull rod (13) is movably connected with the groove-shaped adjusting bracket (8) through a pin shaft; the straight arm end of the leaf groove type connecting rod (5) is movably connected with the groove type adjusting bracket (8) through a pin shaft; the door leaf groove-shaped connecting rod (4) and the frame leaf groove-shaped connecting rod (5) are movably connected on the two straight arms close to the folding arms through pin shafts; an included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod (4) is equal to an included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod (5), and the included angle is an obtuse angle; a damper (3) is connected between the straight arm end of the door leaf groove-shaped pull rod and the door leaf base, the tail end of a damper cylinder body is movably connected to the door leaf base, and the head end of a damper piston rod is movably connected to the straight arm end of the door leaf groove-shaped pull rod; and an extension spring (6) is connected between the folding arm end of the door leaf groove type connecting rod (4) and the groove type adjusting bracket (8), one end of the extension spring is connected to the folding arm end of the door leaf groove type connecting rod, and the other end of the extension spring is connected to the groove type adjusting bracket.
2. The multi-functional linked door hinge of claim 1, wherein: the included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod (4) is equal to the included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod (5), and the included angle is an obtuse angle of 120 degrees and 160 degrees.
3. The multi-functional linked door hinge of claim 1, wherein: the included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod (4) is equal to the included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod (5), and the included angle is an obtuse angle of 158 degrees.
4. The multi-functional linked door hinge of claim 1, wherein: the included angle between the folding arm and the straight arm of the door leaf groove-shaped connecting rod (4) is equal to the included angle between the folding arm and the straight arm of the frame leaf groove-shaped connecting rod (5), and the included angle is an obtuse angle of 132 degrees and 155 degrees.
5. The multi-functional linked door hinge of claim 1, wherein: an adjusting bottom plate (7) is connected below the fixing plate of the frame base (9) in a contact manner; a surrounding edge is arranged below the fixed plate of the frame base, the adjusting bottom plate is positioned in the surrounding edge below the fixed plate, and a gap is reserved between the adjusting bottom plate and the inner surface of the surrounding edge below the fixed plate, so that the adjusting bottom plate can transversely and vertically move in the surrounding edge below the fixed plate; a surrounding edge is arranged below the adjusting bottom plate and extends out of the surrounding edge of the fixing plate; three groove-shaped fixing holes and an adjusting hole are respectively formed in the two sides of the central line of the longitudinal connecting back on the leaf base fixing plate; one side of the adjusting bottom plate is symmetrically provided with groove-shaped fixing holes corresponding to the groove-shaped fixing holes on the frame and leaf base fixing plate, the other side of the adjusting bottom plate is provided with fixing holes corresponding to the groove-shaped fixing holes on the frame and leaf base fixing plate, and adjusting bolts are arranged corresponding to the adjusting holes on the frame and leaf base fixing plate.
6. The multi-functional gang door hinge of claim 5, wherein: the adjusting bolt is provided with a fixing part (16), a connecting part (15) and an adjusting part (14); the fixing part, the connecting part and the adjusting part are cylinders, the cylindrical radius of the fixing part is smaller than that of the connecting part, and the cylindrical radius of the connecting part is smaller than that of the adjusting part; one end of the fixing part is riveted and fixed on the adjusting bottom plate, and the other end of the fixing part is eccentrically fixed on the connecting part; one end of the connecting part is fixedly connected with the fixing part, and the other end of the connecting part is fixedly connected with the adjusting part; one end of the adjusting part is fixedly connected with the connecting part, and the end surface of the other end of the adjusting part is provided with a screwdriver groove; the cylindrical surface of the connecting part is contacted with the inner surface of the adjusting hole on the frame page base; the adjusting part is positioned outside the adjusting hole of the frame page base and is contacted with the upper surface of the frame page base.
7. The multi-functional linked door hinge of claim 1, wherein: and the groove-shaped adjusting support (8) is provided with a torsion spring (10), the torsion spring is fixed on the groove-shaped adjusting support (8) through a pin shaft, the torsion spring is a double-torsion spring, and two ends of the torsion spring are in contact connection with the arc-shaped bent arm end and the middle extending part of the frame leaf groove-shaped pull rod and are movably connected to the other end of the extension spring.
8. The multi-functional hinged door hinge of claim 7, wherein: the arc-shaped bent arm end of the leaf groove type pull rod is provided with a blocking piece, and two ends of the torsion spring are in contact connection with the lower portion of the blocking piece.
9. The multi-functional hinged door hinge of claim 7, wherein: the front end of the middle extension part of the torsion spring is bent, and the bending angle is 35-90 degrees.
10. The multi-functional linked door hinge of claim 1, wherein: a strip-shaped adjusting bottom plate (19) is connected under one side of the door leaf base in a contact manner; a surrounding edge is arranged below one side of the door leaf base, protruding blocking pieces (17) are arranged on two sides of the other end of the surrounding edge, the strip-shaped adjusting bottom plate is positioned in the surrounding edge and the protruding blocking pieces, and gaps are reserved among the strip-shaped adjusting bottom plate, the surrounding edge and the inner faces of the protruding blocking pieces, so that the strip-shaped adjusting bottom plate can longitudinally move left and right in the surrounding edge and the protruding blocking pieces; one side of the door leaf base is provided with a groove-shaped fixing hole and a fixing hole, and the other side of the door leaf base is provided with a groove-shaped fixing hole and an adjusting hole; the strip-shaped adjusting bottom plate is respectively provided with a fixing hole (18) corresponding to the groove-shaped fixing hole at one side of the door leaf base for being fixedly connected with a door; the strip-shaped adjusting bottom plate is provided with adjusting bolt fixing holes corresponding to the adjusting holes of the door leaf base; the adjusting hole on the door leaf base fixing plate is provided with an adjusting bolt (20), and the strip-shaped adjusting bottom plate is fixedly connected with the door leaf base through the adjusting bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495488.5A CN111520014A (en) | 2020-06-03 | 2020-06-03 | Multifunctional linkage door hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495488.5A CN111520014A (en) | 2020-06-03 | 2020-06-03 | Multifunctional linkage door hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111520014A true CN111520014A (en) | 2020-08-11 |
Family
ID=71909877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010495488.5A Pending CN111520014A (en) | 2020-06-03 | 2020-06-03 | Multifunctional linkage door hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111520014A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482478A (en) * | 2021-09-07 | 2021-10-08 | 南通四维幕墙装饰装潢有限责任公司 | Device convenient to installation is dismantled to aluminium alloy door |
-
2020
- 2020-06-03 CN CN202010495488.5A patent/CN111520014A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482478A (en) * | 2021-09-07 | 2021-10-08 | 南通四维幕墙装饰装潢有限责任公司 | Device convenient to installation is dismantled to aluminium alloy door |
| CN113482478B (en) * | 2021-09-07 | 2021-11-16 | 南通四维幕墙装饰装潢有限责任公司 | Device convenient to installation is dismantled to aluminium alloy door |
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