阅读说明：本技术 一种门缝微缝的重型隐藏式铰链 (Heavy hidden hinge of crack slit ) 是由 陈自强 余锋 张韶兰 于 2019-09-27 设计创作，主要内容包括：本发明提供了一种门缝微缝的重型隐藏式铰链,包括第一铰接件、墙底座、门底座、第二铰接件和第三铰接件,其中一个第一铰接件的底部与墙底座铰接,另一个第一铰接件的底部与门底座铰接,第二铰接件的一端与墙底座铰接,第二铰接件的另外一端与铰接在门底座上的第一铰接件铰接,第三铰接件的一端与铰接在墙底座上的第一铰接件铰接,第三铰接件的另外一端通过滚花转轴铰接在门底座上,且第二铰接件与第三铰接件的中部之间通过滚花转轴铰接。本门缝微缝的重型隐藏式铰链,采用多点联动的铰接结构,连接件之间的配合尺寸精准,契合度更好,连接牢固,承重能力大,开合角度大,稳定性好,寿命更长,可以有效防止门扇下垂。(The invention provides a heavy hidden hinge for a door seam micro-seam, which comprises first hinge parts, a wall base, a door base, a second hinge part and a third hinge part, wherein the bottom of one first hinge part is hinged with the wall base, the bottom of the other first hinge part is hinged with the door base, one end of the second hinge part is hinged with the wall base, the other end of the second hinge part is hinged with the first hinge part hinged on the door base, one end of the third hinge part is hinged with the first hinge part hinged on the wall base, the other end of the third hinge part is hinged on the door base through a knurled rotating shaft, and the second hinge part is hinged with the middle part of the third hinge part through the knurled rotating shaft. This heavy hidden hinge of crack micro-gap adopts the hinge structure of multiple spot linkage, and the cooperation size between the connecting piece is accurate, and the degree of agreeing with is better, firm in connection, and bearing capacity is big, and the angle that opens and shuts is big, and stability is good, and the life-span is longer, can effectively prevent that the door leaf from flagging.)

1. a heavy hidden hinge of crack slit is little, its characterized in that includes:

The wall base comprises a base body, wherein a vertical butt joint concave block is arranged on the base body, coaxial shaft holes are formed in two ends of a groove of the vertical butt joint concave block, a first hinge part of the wall base is formed by a concave part of the vertical butt joint concave block, a plurality of transverse convex blocks which are arranged side by side at intervals are arranged at the front end of the bottom of the vertical butt joint concave block, coaxial shaft holes are formed in the transverse convex blocks, and a second hinge part of the wall base is formed by gaps among the plurality of transverse convex blocks which are arranged side by side at intervals;

A door base, door base includes the bottom plate, be provided with vertical butt joint piece on the bottom plate, vertical butt joint piece top is provided with a plurality of side by side interval distribution's cylinder arch, coaxial shaft hole has all been seted up on a plurality of side by side interval distribution's cylinder arch, constitute the first articulated portion of door base by the clearance between a plurality of side by side interval setting's cylinder arch, vertical butt joint piece bottom front end is provided with a plurality of side by side interval distribution's horizontal butt joint piece, all be provided with coaxial shaft hole on a plurality of side by side interval distribution's the horizontal butt joint piece, constitute the second articulated portion of door base by the clearance between a plurality of side by side interval distribution's the horizontal butt joint piece.

The two first hinged parts comprise stainless steel bodies, a plurality of cylindrical protrusions arranged side by side at intervals are arranged at the top and the bottom of each stainless steel body, shaft holes are formed in the cylindrical protrusions, the bottom of one first hinged part is hinged to a second hinged part on the wall base through a knurled rotating shaft after being in butt joint with the bottom of the other first hinged part, and the bottom of the other first hinged part is hinged to a second hinged part on the door base through a knurled rotating shaft after being in butt joint with the second hinged part;

a second articulated element, the second articulated element comprises an arc articulated element body, the middle part of the arc articulated element body is provided with a first hollow hole, a support is arranged in the first hollow hole, a cylindrical bulge is arranged on the support, coaxial shaft holes are correspondingly arranged on the cylindrical bulge and the arc articulated element body, a gap between the cylindrical bulge and the arc articulated element body forms a first articulated part of the second articulated element, the right end of the arc articulated element body is provided with a plurality of cylindrical bulges arranged side by side at intervals, a gap between the plurality of cylindrical bulges arranged side by side at intervals forms a second articulated part of the second articulated element, the right end of the arc articulated element body is provided with a butt joint groove, the butt joint groove forms a third articulated part of the second articulated element, wherein the second articulated part of the second articulated element is articulated with the top part of the first articulated element articulated on the door base through a knurling rotating shaft, the third hinge part of the second hinge part is hinged with the first hinge part on the wall base through a knurled rotating shaft.

A third hinge joint piece, third hinge joint piece is including the articulated elements body of buckling, the second fretwork hole has been seted up at the middle part of the articulated elements body of buckling, be provided with the shaft hole about the second fretwork hole on both ends, third hinge joint piece passes through articulated through the annular knurl pivot after the first articulated portion of second fretwork hole and second articulated elements docks, the left end of third hinge joint piece is articulated through the annular knurl pivot with the top that articulates the first articulated elements on the wall base, the right-hand member of third hinge joint piece articulates on the first articulated portion on the door base through the annular knurl pivot.

2. The heavy duty concealed hinge of a crack slit door of claim 1, wherein: the second hinged part and the third hinged part are both arranged into inward-bent arc structures, and the inward-bent radians of the second hinged part and the third hinged part are the same.

3. The heavy duty concealed hinge of a crack slit door of claim 1, wherein: screw holes are formed in the left end and the right end of the seat body of the wall base.

4. The heavy duty concealed hinge of the door crack micro-seam of claim 1 or 3, wherein: screw holes are formed in the left end and the right end of the bottom plate of the door base.

5. The heavy duty concealed hinge of the door crack micro-seam of claim 1 or 4, wherein: and a gasket is arranged at the hinged position of the second hinged piece and the third hinged piece.

Technical Field

The invention relates to the technical field of hinges, in particular to a heavy hidden hinge with a crack and a micro-seam.

Background

at present, the traditional hinge is composed of a fixed leaf, a movable leaf and a hinged shaft, wherein the hinged shaft is cylindrical and penetrates through the fixed leaf and the movable leaf to enable the fixed leaf and the movable leaf to be hinged, the hinge of the structure has a single function, only has a two-point fixed structure, and can be opened only when the door is heavy or is in running-in for a long time, and the opening and closing angle is small. In addition, the traditional rotating shaft type hinge has the advantages that the rotating shaft is protruded, the door gap is large, the attractiveness is affected, and the capacity of bearing a door of more than 120 kilograms is not realized.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the heavy hidden hinge for the door seam micro-seam, which adopts a multi-point linkage hinge structure, has accurate matching size between connecting pieces, better conformity, firm connection, large bearing capacity, large opening and closing angle, good stability and longer service life, and can effectively prevent the door leaf from drooping.

In order to realize the technical scheme, the invention provides a heavy hidden hinge for a door seam micro-seam, which comprises: the wall base and the door base are respectively provided with a first hinging part and a second hinging part, the bottom of one first hinging part is hinged with the second hinging part on the wall base through a knurled rotating shaft, the bottom of the other first hinging part is hinged with the second hinging part on the door base through a knurled rotating shaft, one end of the second hinging part is hinged with the first hinging part on the wall base through a knurled rotating shaft, the other end of the second hinging part is hinged with the top of the first hinging part hinged on the door base through a knurled rotating shaft, one end of the third hinging part is hinged with the top of the first hinging part hinged on the wall base through a knurled rotating shaft, the other end of the third hinging part is hinged on the second hinging part arranged on the door base through a rotating shaft, and the middle parts of the second hinging part and the third hinging part are hinged through a knurled rotating shaft, the second hinged part and the third hinged part are both arranged into inward-bent arc structures, and the inward-bent radians of the second hinged part and the third hinged part are the same.

Preferably, the wall base comprises a base body, wherein vertical butt joint concave blocks are arranged on the base body, coaxial shaft holes are formed in two ends of a groove of each vertical butt joint concave block, a first hinge portion of the wall base is formed by a concave portion of each vertical butt joint concave block, a plurality of transverse convex blocks arranged at intervals side by side are arranged at the front end of the bottom of each vertical butt joint concave block, the coaxial shaft holes are formed in the transverse convex blocks, and a second hinge portion of the wall base is formed by gaps among the plurality of transverse convex blocks arranged at intervals side by side.

Preferably, the door base comprises a bottom plate, a longitudinal butt joint block is arranged on the bottom plate, a plurality of parallel cylindrical protrusions distributed at intervals are arranged at the top of the longitudinal butt joint block, coaxial shaft holes are formed in the plurality of parallel cylindrical protrusions distributed at intervals, a first hinge portion of the door base is formed by gaps among the plurality of parallel cylindrical protrusions arranged at intervals, a plurality of parallel transverse butt joint blocks distributed at intervals are arranged at the front end of the bottom of the longitudinal butt joint block, coaxial shaft holes are formed in the plurality of parallel transverse butt joint blocks distributed at intervals, and a second hinge portion of the door base is formed by gaps among the plurality of parallel transverse butt joint blocks distributed at intervals.

Preferably, the first articulated elements comprise a stainless steel body, a plurality of cylindrical protrusions arranged at intervals side by side are arranged at the top and the bottom of the stainless steel body, shaft holes are formed in the cylindrical protrusions, the bottom of one first articulated element is hinged to a second articulated part on the wall base through a knurled rotating shaft after being in butt joint, and the bottom of the other first articulated element is hinged to a second articulated part on the door base through a knurled rotating shaft after being in butt joint.

preferably, the second articulated element comprises an arc articulated element body, a first hollow hole is formed in the middle of the arc articulated element body, a support is arranged in the first hollow hole, a cylindrical protrusion is arranged on the support, coaxial shaft holes are correspondingly formed in the cylindrical protrusion and the arc articulated element body, a first articulated part of the second articulated element is formed by a gap between the cylindrical protrusion and the arc articulated element body, a plurality of cylindrical protrusions which are arranged side by side at intervals are arranged at the right end of the arc articulated element body, a second articulated part of the second articulated element is formed by a gap between the plurality of cylindrical protrusions which are arranged side by side at intervals, a butt joint groove is formed at the right end of the arc articulated element body, the butt joint groove forms a third articulated part of the second articulated element, wherein the second articulated part of the second articulated element is articulated with the top of the first articulated element which is articulated on the door base through a, the third hinge part of the second hinge part is hinged with the first hinge part on the wall base through a knurled rotating shaft.

preferably, the third hinge joint piece is including the articulated elements body of buckling, the second fretwork hole has been seted up at the middle part of the articulated elements body of buckling, be provided with the shaft hole about the second fretwork hole on both ends, the third hinge joint piece passes through articulated through the annular knurl pivot after the first articulated portion of second fretwork hole and second articulated elements docks, the left end of third hinge joint piece is articulated through the annular knurl pivot with the top of the first articulated elements who articulates on the wall base, the right-hand member of third hinge joint piece articulates on the first articulated portion on the door base through the annular knurl pivot.

Preferably, screw holes are formed in the left end and the right end of the seat body of the wall base.

Preferably, screw holes are formed in the left end and the right end of the bottom plate of the door base.

Preferably, a gasket is arranged at the hinged position of the second hinged part and the third hinged part.

The heavy hidden hinge for the door seam micro-seam provided by the invention has the beneficial effects that:

1) This heavy hidden hinge of crack micro-crack adopts the hinge structure of seven point linkages, and each articulated department all adopts the hookup of annular knurl pivot, and each part does 0 ~ 165 rotations around the annular knurl pivot, and the whole activity space of hinge is big, and the angle of opening and shutting is big, the cross star type hinge structure of seven point linkages for cooperation size between the connecting piece is accurate, and the degree of agreeing with is better, firm in connection, bearing capacity is big, and stability is better. A pair of stone material door, fire door, the heavy type door such as tub well door of the highest bearing 160KG of can effectively prevent that the door leaf from drooping.

2) Second articulated elements and third articulated elements all set to the arc structure in this heavy hidden hinge of crack slit, and the radian of second articulated elements and third articulated elements inward buckling is the same, when closing the door closure, through the arc angle cooperation of self between second articulated elements and the third articulated elements, reality 0 is spacing each other, reach the wall body and follow the door leaf on the coplanar when closing the door closure, have when closing the door and can't see the hinge, pleasing to the eye, the crack is little, prevent characteristics such as tong. When the door leaf is opened, the first hinging piece, the second hinging piece and the third hinging piece are linked through the knurled rotating shaft, and when the door base reaches 165 degrees in the operation process, the second hinging piece and the third hinging piece are mutually limited, so that the 165-degree opening function of the door leaf is realized.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is an enlarged view of a part of the structure of the present invention.

fig. 3 is an exploded perspective view of the present invention.

Fig. 4 is a top view of the present invention.

Fig. 5 is a side view of the present invention.

fig. 6 is a schematic perspective view of a first hinge assembly according to the present invention.

Fig. 7 is a perspective view of the wall base of the present invention.

Fig. 8 is a perspective view of the door base of the present invention.

Fig. 9 is a perspective view of the second hinge assembly according to the present invention.

Fig. 10 is a perspective view of a third hinge member according to the present invention.

FIG. 11 is a schematic view of the present invention in use.

in the figure: 1. a first hinge member; 11. a stainless steel body; 12. a first cylindrical protrusion; 13. a first shaft hole; 2. a wall mount; 21. a base body; 22. vertically butting the concave blocks; 23. a second shaft hole; 24. a transverse projection; 25. a first screw hole; 3. a door base; 31. a base plate; 32. a longitudinal butt-joint block; 33. a second cylindrical protrusion; 34. a transverse butt-joint block; 35. a third shaft hole; 36. a second screw hole; 4. a second hinge member; 41. an arcuate hinge member body; 42. a first hollowed-out hole; 43. a support; 44. a third cylindrical protrusion; 45. a fourth cylindrical projection; 46. a fourth shaft hole; 5. a third hinge member; 51. bending the hinge body; 52. a fifth cylindrical projection; 53. a second hollowed-out hole; 54. a fifth shaft hole; 6. a knurled rotating shaft; 7. and (7) a gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 obtained by a person skilled in the art without making any inventive step are within the scope of the present invention.