CN214117849U

CN214117849U - Three-dimensional adjustable heavy blind hinge of crack micro-gap

Info

Publication number: CN214117849U
Application number: CN202022265851.2U
Authority: CN
Inventors: 陈自强; 张韶兰; 蒋言顺
Original assignee: Guangzhou Oumeijia Industrial Investment Co ltd
Current assignee: Guangzhou Oumeijia Industrial Investment Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-09-03
Anticipated expiration: 2030-10-13

Abstract

The utility model provides a three-dimensional adjustable heavy blind hinge of crack slit, include: the door body base, the door frame base, door body firmware, the door frame firmware, first articulated elements, the second articulated elements, the eccentric shaft, main shaft A, main shaft B, the crack adjusting screw, door body vertical adjusting screw, door body base and door frame base pass through main shaft A and main shaft B and first articulated elements and second articulated elements are articulated, it is different at door frame base and the articulated position of door body base through first articulated elements and second articulated elements, make the movement track of hinge divide into two parts, the first part combines together through the movement track of first articulated elements and the movement track of second articulated elements for door body firmware, it is the arc motion until door body face and door style face angle are 90 degrees states around the door frame firmware through 4 dot linkage motion mode door body firmware. The second part is that the door body firmware is around the corresponding inboard edge of door frame base and is done the arcuate motion until door body base and the interior edge of door frame base are in the same straight line and realize 180 degrees and open and shut.

Description

Three-dimensional adjustable heavy blind hinge of crack micro-gap

Technical Field

The utility model relates to a hinge, concretely relates to three-dimensional adjustable heavy blind hinge of crack slit.

Background

For security doors such as security doors, in order to prevent illegal entry by a lawless person by breaking a door hinge, a concealed hinge which is not accessible from the outside is generally used. A typical blind hinge includes a door frame mounting plate adapted to be mounted to a door frame, a door leaf mounting plate adapted to be mounted to a door leaf, and a substantially U-shaped hinge arm disposed between the door frame mounting plate and the door leaf mounting plate, one end of the hinge arm being fixedly connected to the door leaf mounting plate and being hinged to the door frame mounting plate by a hinge shaft. Because the door frame mounting plate is mounted in the door frame through the through hole formed in the side edge of the door frame, the hinge shaft is also hidden in the door frame, and the hinge arm is also completely retracted into the door frame through the through hole after the door is closed, so that a lawbreaker cannot contact any part of the hidden hinge.

The prior hidden hinge mainly has the following defects: 1) the requirement on the precision of the door body installation structure is high, the horizontal direction of the installed door body cannot be adjusted through the door body fixing piece and the door body base, so that the hidden hinge must be accurately positioned during installation, common personnel are difficult to operate, and the installation cost is increased. 2) The width of the door gap cannot be adjusted after installation. 3) The opening and closing angle is small due to the defects of the structural design and usually does not exceed 110 degrees, and the application of the opening is severely limited for installation in corridors, terraces, occasions requiring larger opening due to fire protection requirements and the like. 4) The integral strength of the blind hinge is low, and the blind hinge is easy to deform.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a three-dimensional adjustable heavy blind hinge of crack slit can be adjusted the horizontal direction of the installation back door body, reduces the installation degree of difficulty, and the installation back crack width can be adjusted to the angle that opens and shuts can reach 180, and possesses limit function, and bulk strength is high, and the stability of opening and shutting is high.

In order to realize the technical scheme, the utility model provides a three-dimensional adjustable heavy blind hinge of crack slit, include: the door body base, the door frame base, door body firmware, the door frame firmware, first articulated elements, the second articulated elements, the eccentric shaft, main shaft A, main shaft B, door seam adjusting screw, dock through the eccentric shaft between door body base and the door body firmware, the door frame firmware is installed on the door frame base, the door frame firmware, it is articulated through main shaft A between door frame base and the first articulated elements, the door body base, it is articulated through another main shaft A between door body firmware and the first articulated elements, the door frame firmware, it is articulated through main shaft B between door frame base and the second articulated elements, the door body base, it is articulated through another main shaft B between door body firmware and the second articulated elements, door seam adjusting screw vertically runs through door frame firmware and door frame base.

Preferably, the door body base comprises a door body base body, a T-shaped groove is formed in the middle of the door body base body, eccentric shaft butt joint holes are formed in the left end side and the right end side of the T-shaped groove, a plurality of door body fixing part butt joint holes are formed in the middle of the T-shaped groove in parallel, and door body fixing screw holes are formed in the left end side and the right end side of the protruding part on the outer side of the T-shaped groove in the door body base body; the door frame base comprises a door frame base body, a T-shaped groove is formed in the middle of the door frame base body, door seam adjusting screw butt-joint holes are formed in the left end side and the right end side of the T-shaped groove, and door frame fixing screw holes are formed in the left end side and the right end side of the outer protruding portion of the T-shaped groove on the door frame base body; the door body fixing part comprises a door body fixing part body, a groove is formed in the middle of the door body fixing part body, a plurality of door body base butt joint holes corresponding to the door body fixing part butt joint holes are formed in the groove, a plurality of protruding columns which are transversely distributed side by side are further arranged in the groove, spindle A butt joint holes are transversely and concentrically formed in the protruding columns and the end edge of the door body fixing part body, eccentric shaft butt joint holes are formed in the left end edge and the right end edge of the door body fixing part body, and spindle B butt joint holes are formed in one sides of the eccentric shaft butt joint holes; the door frame fixing piece comprises a door frame fixing piece body, a groove is arranged in the middle of the door frame fixing piece body, a plurality of convex columns are arranged in the groove, spindle A butt joint holes are transversely and concentrically arranged on the convex columns and the edge of the door frame fixing piece body end, a spindle B butt joint hole is arranged below the spindle A butt joint hole on the edge of the door frame fixing piece body, a support lug extending outwards is transversely arranged on the edge of the door frame fixing piece body end, a seam adjusting screw butt joint long hole is arranged on the support lug, the door seam adjusting screw butt-joint long hole is connected with a door seam adjusting screw butt-joint hole arranged in the door frame base through a door seam adjusting screw after being aligned with the door seam adjusting screw butt-joint hole, a door body up-and-down adjusting screw butt-joint hole is obliquely arranged below the support lug on the end edge of the door frame fixing piece body, a door body up-and-down adjusting screw is arranged in the door body up-and-down adjusting screw butt-joint hole, and an inclined plane limiting lug is further arranged on the inner side of the end edge of the door frame fixing piece body; the first hinge part comprises a first hinge part body, a first main shaft A butt joint hole and a second main shaft A butt joint hole are arranged on the first hinge part body in parallel, and the first main shaft A butt joint hole is hinged through a main shaft A after being aligned with a convex column in the door frame fixing part and the main shaft A butt joint hole which is transversely and concentrically arranged on the end edge of the door frame fixing part body; after the butt joint hole of the second main shaft A is aligned with the convex column in the door body firmware and the butt joint hole of the main shaft A which is transversely and concentrically arranged on the end edge of the door body firmware body, the butt joint hole of the second main shaft A is hinged with the butt joint hole of the main shaft A through the other main shaft A; the second hinge part comprises a second hinge part body, a first main shaft B butt joint hole and a second main shaft B butt joint hole are formed in the left end edge and the right end edge of the second hinge part body, the first main shaft B butt joint hole is aligned with the main shaft B butt joint hole in the end edge of the door frame fixing part body in the door frame fixing part and then hinged through the main shaft B, the second main shaft B butt joint hole is aligned with the main shaft B butt joint hole in the end edge of the door body fixing part body in the door body fixing part and then hinged through the other main shaft B, and the eccentric shaft is installed between the eccentric shaft butt joint hole of the door body base and the eccentric.

In above-mentioned technical scheme, door body base and door frame base are articulated with first articulated elements and second articulated elements through main shaft A and main shaft B respectively, and it is different with the articulated position of door body base at the door frame base through first articulated elements and second articulated elements for the movement track of hinge divide into two parts, and the first part is that the movement track of door body firmware through first articulated elements combines together with the movement track of second articulated elements, and door body firmware is arc motion around the door frame firmware through 4 dot linkage motion mode until door body face and door style face angle are 90 degrees states. The second part is that the door body firmware makes the arc motion around the corresponding inboard edge of door frame base until door body base and the interior limit of door frame base are in same straight line and accomplish the 180 degrees of whole door body and open and shut. In the actual installation process, the door seam width can be adjusted according to the actual installation requirement through the cooperation between the door body up-and-down adjusting screw and the door seam adjusting screw, so as to meet the actual installation requirement. The eccentric shaft is arranged between the eccentric shaft butt joint hole of the door body base and the eccentric shaft butt joint hole of the door body fixing piece, so that the parallelism of the door body and the door frame can be adjusted, the horizontal direction of the installed door body is finely adjusted, and the problem that the door body cannot be adjusted due to the installation of a complex door body is solved. The inclined plane limiting convex block is arranged on the inner side of the end edge of the door frame fixing part body, the concave inclined plane position on the inclined plane limiting convex block has the function of limiting the door opening angle, and when the door is opened to more than or equal to 180 degrees, one side of the second hinge joint is interfered with the inclined plane of the inclined plane limiting convex block of the door frame fixing part, so that the purpose of limiting is achieved.

Preferably, the outer covers are arranged at the top parts of the end edges of the door body base and the door frame base, and screws in the door body fixing screw holes and the door frame fixing screw holes can be covered through the outer covers, so that the appearance of the hinge is more attractive.

Preferably, the joint of the spindle a and the first spindle a butt hole and the second spindle a butt hole of the first hinge member is provided with a mute spindle sleeve to reduce noise in the rotation process.

Preferably, the spindle B is fixed by a spindle B fixing screw after being butted with the first spindle B butting hole and the second spindle B butting hole of the second hinge member.

Preferably, a door seam adjusting screw gasket is arranged between the door seam adjusting screw butt-joint long hole of the door frame fixing piece and the door seam adjusting screw butt-joint hole arranged in the door frame base.

Preferably, the door body base, the door frame base, the door body fixing piece, the door frame fixing piece, the first hinge piece, the second hinge piece and the eccentric shaft are all made of stainless steel.

The utility model provides a pair of three-dimensional adjustable heavy blind hinge of crack slit lies in:

1) this three-dimensional adjustable heavy blind hinge of crack micro-gap, compact structure, high durability and convenient installation, and is handsome in appearance, the angle of opening and shutting can reach 180, structural design through the innovation, make door body base and door frame base articulated with first articulated elements and second articulated elements through main shaft A and main shaft B respectively, it is different at door frame base and the articulated position of door body base through first articulated elements and second articulated elements, make the movement track of hinge divide into two parts, the first part is that the movement track of door body firmware through first articulated elements combines together with the movement track of second articulated elements, it is 90 degrees states until door body face AND gate style face angle to do arc motion through 4 dot linkage motion mode door body firmware around the door frame firmware. The second part is that the door body fixing piece does arc motion around the corresponding inner side edge of the doorframe base until the door body base and the inner side edge of the doorframe base are in the same straight line and complete 180-degree opening and closing of the whole door body;

2) the three-dimensional adjustable heavy blind hinge with the door gap can adjust the width of the door gap according to the actual installation requirement through the matching of the upper and lower adjusting screws of the door body and the door gap adjusting screws so as to meet the actual installation requirement;

3) according to the three-dimensional adjustable heavy blind hinge with the door gap, the eccentric shaft is arranged between the eccentric shaft butt joint hole of the door body base and the eccentric shaft butt joint hole of the door body fixing piece, so that the parallelism of the door body and a door frame can be adjusted, the horizontal direction of the installed door body is finely adjusted, and the problem that adjustment cannot be performed due to complex door body installation is solved;

4) according to the three-dimensional adjustable heavy blind hinge with the door gap and the micro-gap, the inclined plane limiting convex block is arranged on the inner side of the end edge of the door frame fixing part body, the concave inclined plane position on the inclined plane limiting convex block has the function of limiting the door opening angle, and when the door is opened to more than or equal to 180 degrees, one side of the second hinge part interferes with the inclined plane of the inclined plane limiting convex block of the door frame fixing part to achieve the limiting purpose.

Drawings

Fig. 1 is a schematic diagram of the explosion of the three-dimensional structure of the present invention.

Fig. 2 is a schematic view of the three-dimensional structure of the utility model in the closed state of the door body during use.

Fig. 3 is a schematic view of the three-dimensional structure of the utility model in the state of opening the door body during use.

Fig. 4 is a schematic view of the three-dimensional structure of the base of the middle door body of the present invention.

Fig. 5 is a schematic view of the three-dimensional structure of the middle door frame base of the present invention.

Fig. 6 is a schematic perspective view of the middle door body fastener of the present invention.

Fig. 7 is a schematic perspective view of the middle door frame fastener of the present invention.

Fig. 8 is a schematic perspective view of the first hinge of the present invention.

Fig. 9 is a schematic perspective view of the second hinge of the present invention.

Fig. 10 is a side sectional view of the door according to the present invention when the door is closed.

Fig. 11 is a side sectional view of the door body of the present invention when the door body is opened by 45 °.

Fig. 12 is a side sectional view of the door body of the present invention when the door body is opened by 90 °.

Fig. 13 is a side sectional view of the door body of the present invention when 135 ° is opened.

Fig. 14 is a side sectional view of the door body of the present invention when the door body is opened 180 °.

In the figure: 1. a door body base; 101. a door body base body; 102. an eccentric shaft butt joint hole; 103. a door body fastener butt joint hole; 104. a door body fixing screw hole; 2. a doorframe base; 201. a doorframe base body; 202. a T-shaped groove; 203. the gate seam adjusting screw is butted with the hole; 204. a door frame fixing screw hole; 3. a door body fixing part; 31. a door body fixing part body; 32. a convex column; 33. a spindle A is butted with a hole; 34. an eccentric shaft butt joint hole; 35. a door body base butt joint hole; 4. a door frame fastener; 41. a door frame fastener body; 42. a convex column; 43. a spindle A is butted with a hole; 44. a spindle B is butted with the hole; 45. a bevel limit bump; 46. the door body is vertically adjusted through screw butt holes; 47. the gate gap adjusting screw is butted with the long hole; 5. a first hinge member; 51. a first hinge member body; 52. a first spindle A butt joint hole; 53. the second main shaft A is butted with the hole; 6. a second hinge member; 61. a second hinge member body; 62. a first spindle B butt joint hole; 63. the second main shaft B is butted with the hole; 7. an eccentric shaft; 8. a main shaft A; 9. a main shaft B; 10. a mute shaft sleeve; 11. a main shaft B fixing screw; 12. a nylon washer; 13. a door gap adjusting screw; 14. a door body up-down adjusting screw; 15. an outer cover; 16. door crack adjusting screw 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 some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art without any inventive step are within the scope of the present invention.

Example (b): a three-dimensional adjustable heavy blind hinge for a door seam and a micro seam.

Referring to fig. 1 to 14, a three-dimensional adjustable heavy blind hinge for a door crack micro-gap comprises:

the door body base 1 comprises a door body base body 101, a T-shaped groove is formed in the middle of the door body base body 101, eccentric shaft butt joint holes 102 are formed in the left end side and the right end side of the T-shaped groove, the eccentric shaft butt joint holes 102 are used for butt joint with an eccentric shaft 7, three door body fixing part butt joint holes 103 are arranged in the middle of the T-shaped groove side by side, the door body fixing part butt joint holes 103 are used for butt joint and fixing door body fixing parts 3, door body fixing screw holes 104 are formed in the left end edge and the right end edge of the protruding portion, located on the outer side of the T-shaped groove, of the door body base body 101, the door body fixing screw holes 104 are used for being matched with fixing screws, the door body base 1 is fixed with a door body, and the door body base 1 is made of stainless steel;

the door frame base 2 comprises a door frame base body 201, a T-shaped groove 202 is formed in the middle of the door frame base body 201, door seam adjusting screw butting holes 203 are formed in the left end side and the right end side of the T-shaped groove 202 respectively, the door seam adjusting screw butting holes 203 are used for butting door seam adjusting screws 13, door frame fixing screw holes 204 are formed in the left end side and the right end side of the outer protruding portion of the T-shaped groove 202 on the door frame base body 201 respectively, the door frame fixing screw holes 204 are used for being matched with fixing screws to enable the door frame base 2 to be fixed with a door frame, and the door frame base 2 is made of stainless steel materials;

the door body fixing part 3 comprises a door body fixing part body 31, a groove is arranged in the middle of the door body fixing part body 31, three door body base butt joint holes 35 corresponding to the door body fixing part butt joint holes 103 are arranged in the groove, the door body fixing part butt joint holes 103 can be locked with the door body base butt joint holes 35 through screws after being butted, two convex columns 32 which are transversely distributed side by side are further arranged in the groove, main shaft A butt joint holes 33 are transversely and concentrically arranged on the convex columns 32 and the end edges of the door body fixing part body 31, when in actual installation, a main shaft A8 transversely penetrates through the convex columns 32 and the main shaft A butt joint holes 33 arranged on the end edges of the door body fixing part body 31, eccentric shaft butt joint holes 34 are arranged on the left end edge and the right end edge of the door body fixing part body 31, the eccentric shaft butt joint holes 34 are used for butt joint of an eccentric shaft 7, a main shaft B butt joint hole is arranged on one side of the eccentric shaft butt joint hole 34, and the main shaft B butt joint hole is used for butt joint of a main shaft B9, the door body fixing part 3 is also made of stainless steel;

the door frame fixing part 4 comprises a door frame fixing part body 41, a groove is arranged in the middle of the door frame fixing part body 41, two convex columns 42 which are distributed in parallel at intervals are arranged in the groove, spindle A butt joint holes 43 are transversely and concentrically arranged on the convex columns 42 and the end edge of the door frame fixing part body 41, the spindle A butt joint holes 43 are used for butt joint with a spindle A8, spindle B butt joint holes 44 are arranged below the spindle A butt joint holes 43 on the end edge of the door frame fixing part body 41, the spindle B butt joint holes 44 are used for butt joint with a spindle B9, an outward extending support lug is transversely arranged on the end edge of the door frame fixing part body 41, a door seam adjusting screw butt joint long hole 47 is arranged on the support lug, the door seam adjusting screw butt joint long hole 47 is aligned with a door seam adjusting screw butt joint hole 203 arranged in a door frame base 2 and then is connected through a door seam adjusting screw 13, a door body upper adjusting screw butt joint hole 46 and a lower adjusting screw joint hole are obliquely arranged below the support lug on the end edge of the door frame fixing part body 41, the door body up-and-down adjusting screw 14 is installed in the door body up-and-down adjusting screw butt-joint hole 46, the door body up-and-down adjusting screw 14 can adjust the longitudinal height of the door body during installation, the inner side of the end edge of the door frame fixing part body 41 is also provided with an inclined plane limiting lug 45, the inward-concave inclined plane position on the inclined plane limiting lug 45 has a door opening angle limiting function, when the door opening reaches more than or equal to 180 degrees, one side of the second hinge part 6 interferes with the inclined plane of the inclined plane limiting lug 45 in the door frame fixing part 4 to achieve the limiting purpose, and the door frame fixing part 4 is processed by stainless steel materials;

the first hinge part 5 comprises a first hinge part body 51, a first spindle A butt joint hole 51 and a second spindle A butt joint hole 52 are arranged on the first hinge part body 51 in parallel, wherein the first spindle A butt joint hole 51 is aligned with the convex column 42 in the door frame fixing part 4 and the spindle A butt joint hole 43 which is arranged on the end edge of the door frame fixing part body 41 in a transverse concentric mode and then is hinged through a spindle A8; after the second spindle a butting hole 52 is aligned with the convex column 32 in the door body fixing part 3 and the spindle a butting hole 33 which is arranged on the end edge of the door body fixing part 31 in a transverse concentric manner, the other spindle A8 is hinged, so that the first hinge part 5 is respectively hinged with the door body fixing part 3 and the door frame fixing part 4 through the spindle A8, and the first hinge part 5 is processed by stainless steel;

a second hinge member 6, wherein the second hinge member 6 includes a second hinge member body 61, a first spindle B butt joint hole 61 and a second spindle B butt joint hole 62 are disposed on left and right end edges of the second hinge member body 61, the first spindle B butt joint hole 61 is aligned with the spindle B butt joint hole 44 on the end edge of the door frame fixing member body 41 in the door frame fixing member 4 and then hinged thereto through a spindle B9, the second spindle B butt joint hole 62 is aligned with the spindle B butt joint hole on the end edge of the door body fixing member body 31 in the door body fixing member 3 and then hinged thereto through another spindle B9, so that the second hinge member 6 is respectively hinged to the door body fixing member 3 and the door frame fixing member 4 through a spindle B9, and the second hinge member 6 is made of stainless steel;

the eccentric shaft 7 is installed between the eccentric shaft butt joint hole 102 of the door body base 1 and the eccentric shaft butt joint hole 34 of the door body fixing part 3, the eccentric shaft 7 is arranged between the eccentric shaft butt joint hole 102 of the door body base 1 and the eccentric shaft butt joint hole 34 of the door body fixing part 3, the parallelism of the door body and a door frame can be adjusted, the door body can be finely adjusted in the horizontal direction after installation, and the problem that the door body cannot be adjusted due to installation of a complex door body is solved.

In this embodiment, the outer covers 15 are disposed on the top of the end edges of the door base 1 and the door frame base 2, and the screws in the door fixing screw hole 104 and the door frame fixing screw hole 204 can be covered by the outer covers 15, so that the hinge is more attractive in appearance. The silencing sleeve 10 is installed at the joint of the main shaft A8 and the first main shaft a butt hole 51 and the second main shaft a butt hole 52 of the first hinge 5 to reduce noise during rotation. The main shaft B9 is fixed by the main shaft B fixing screw 11 after being butted with the first main shaft B butting hole 61 and the second main shaft B butting hole 62 of the second hinge part 6. And a door gap adjusting screw gasket 16 is arranged between the door gap adjusting screw butt-joint long hole 47 of the door frame fixing piece 4 and the door gap adjusting screw butt-joint hole 203 arranged in the door frame base 2, so that the door gap adjustment can be realized better.

This three-dimensional adjustable heavy blind hinge of crack micro-gap, compact structure, high durability and convenient installation, and is handsome in appearance, the angle of opening and shutting can reach 180, structural design through the innovation, make door body base 1 and door frame base 2 articulated with first articulated elements 5 and second articulated elements 6 through main shaft A8 and main shaft B9 respectively, it is different at door frame base 2 and door body base 1's articulated position through first articulated elements 5 and second articulated elements 6, make the movement track of hinge divide into two parts, the first part is that door body firmware 3 combines together through the movement track of first articulated elements 5 and second articulated elements 6, it is 90 degrees states until door body face and door style face angle are done the arc motion around door frame firmware 4 through 4 some linkage motion mode door body firmware 3. The second part is that door body firmware 3 is in the same straight line and accomplish 180 degrees of the whole door body and open and shut around the corresponding inboard edge of door frame base 2 until door body base 1 and door frame base 2 interior border, very big reinforcing the angle that opens and shuts of dark hinge.

The three-dimensional adjustable heavy blind hinge with the door gap can adjust the width of the door gap according to the actual installation requirement through the matching between the door body up-and-down adjusting screw 14 and the door gap adjusting screw 13 so as to meet the actual installation requirement; the eccentric shaft 7 is arranged between the eccentric shaft butt joint hole 102 of the door body base 1 and the eccentric shaft butt joint hole 34 of the door body fixing part 3, so that the parallelism of the door body and a door frame can be adjusted, the horizontal direction of the installed door body is finely adjusted, and the problem that the door body cannot be adjusted due to complex door body installation is solved; according to the three-dimensional adjustable heavy blind hinge with the door gap and the micro-gap, the inclined plane limiting convex block 45 is arranged on the inner side of the end edge of the door frame fixing part body 41, the inward concave inclined plane position on the inclined plane limiting convex block 45 has the function of limiting the door opening angle, and when the door is opened to more than or equal to 180 degrees, one side of the second hinge part 6 interferes with the inclined plane of the inclined plane limiting convex block 45 in the door frame fixing part 4, so that the purpose of limiting is achieved.

The above description is a preferred embodiment of the present invention, but the present invention should not be limited to the disclosure of the embodiment and the accompanying drawings, and therefore, all equivalents and modifications that can be accomplished without departing from the spirit of the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a three-dimensional adjustable heavy blind hinge of crack slit, its characterized in that includes: the door body base, the door frame base, door body firmware, the door frame firmware, first articulated elements, the second articulated elements, the eccentric shaft, main shaft A, main shaft B, door seam adjusting screw, dock through the eccentric shaft between door body base and the door body firmware, the door frame firmware is installed on the door frame base, the door frame firmware, it is articulated through main shaft A between door frame base and the first articulated elements, the door body base, it is articulated through another main shaft A between door body firmware and the first articulated elements, the door frame firmware, it is articulated through main shaft B between door frame base and the second articulated elements, the door body base, it is articulated through another main shaft B between door body firmware and the second articulated elements, door seam adjusting screw vertically runs through door frame firmware and door frame base.

2. The three-dimensional adjustable heavy blind hinge of the door gap micro-gap of claim 1, characterized in that:

the door body base comprises a door body base body, a T-shaped groove is formed in the middle of the door body base body, eccentric shaft butt joint holes are formed in the left end side and the right end side of the T-shaped groove, a plurality of door body fixing part butt joint holes are formed in the middle of the T-shaped groove in parallel, and door body fixing screw holes are formed in the left end side and the right end side of the protruding portion, located on the outer side of the T-shaped groove, of the door body base body;

the door frame base comprises a door frame base body, a T-shaped groove is formed in the middle of the door frame base body, door seam adjusting screw butt-joint holes are formed in the left end side and the right end side of the T-shaped groove, and door frame fixing screw holes are formed in the left end side and the right end side of the outer protruding portion of the T-shaped groove on the door frame base body;

the door body fixing part comprises a door body fixing part body, a groove is formed in the middle of the door body fixing part body, a plurality of door body base butt joint holes corresponding to the door body fixing part butt joint holes are formed in the groove, a plurality of protruding columns which are transversely distributed side by side are further arranged in the groove, spindle A butt joint holes are transversely and concentrically formed in the protruding columns and the end edge of the door body fixing part body, eccentric shaft butt joint holes are formed in the left end edge and the right end edge of the door body fixing part body, and spindle B butt joint holes are formed in one sides of the eccentric shaft butt joint holes;

the door frame fixing piece comprises a door frame fixing piece body, a groove is arranged in the middle of the door frame fixing piece body, a plurality of convex columns are arranged in the groove, spindle A butt joint holes are transversely and concentrically arranged on the convex columns and the edge of the door frame fixing piece body end, a spindle B butt joint hole is arranged below the spindle A butt joint hole on the edge of the door frame fixing piece body, a support lug extending outwards is transversely arranged on the edge of the door frame fixing piece body end, a seam adjusting screw butt joint long hole is arranged on the support lug, the door seam adjusting screw butt-joint long hole is connected with a door seam adjusting screw butt-joint hole arranged in the door frame base through a door seam adjusting screw after being aligned with the door seam adjusting screw butt-joint hole, a door body up-and-down adjusting screw butt-joint hole is obliquely arranged below the support lug on the end edge of the door frame fixing piece body, a door body up-and-down adjusting screw is arranged in the door body up-and-down adjusting screw butt-joint hole, and an inclined plane limiting lug is further arranged on the inner side of the end edge of the door frame fixing piece body;

the first hinge part comprises a first hinge part body, a first main shaft A butt joint hole and a second main shaft A butt joint hole are arranged on the first hinge part body in parallel, and the first main shaft A butt joint hole is hinged through a main shaft A after being aligned with a convex column in the door frame fixing part and the main shaft A butt joint hole which is transversely and concentrically arranged on the end edge of the door frame fixing part body; after the butt joint hole of the second main shaft A is aligned with the convex column in the door body firmware and the butt joint hole of the main shaft A which is transversely and concentrically arranged on the end edge of the door body firmware body, the butt joint hole of the second main shaft A is hinged with the butt joint hole of the main shaft A through the other main shaft A; the second hinge part comprises a second hinge part body, a first main shaft B butt joint hole and a second main shaft B butt joint hole are arranged on the left end edge and the right end edge of the second hinge part body, the first main shaft B butt joint hole is aligned with the main shaft B butt joint hole on the end edge of the door frame fixing part body in the door frame fixing part and then hinged through the main shaft B, and the second main shaft B butt joint hole is aligned with the main shaft B butt joint hole on the end edge of the door body fixing part body in the door body fixing part and then hinged through the other main shaft B;

the eccentric shaft is arranged between the eccentric shaft butt joint hole of the door body base and the eccentric shaft butt joint hole of the door body fixing piece.

3. The three-dimensional adjustable heavy blind hinge of the door gap micro-gap of claim 2, characterized in that: and outer covers are arranged at the top parts of the end edges of the door body base and the door frame base.

4. The three-dimensional adjustable heavy blind hinge of the door gap micro-gap of claim 2, characterized in that: the joint of the spindle A and the first spindle A butt joint hole and the second spindle A butt joint hole of the first hinge component is provided with a mute shaft sleeve.

5. The three-dimensional adjustable heavy blind hinge of the door gap micro-gap of claim 2, characterized in that: the spindle B is fixed by a spindle B fixing screw after being butted with a first spindle B butting hole and a second spindle B butting hole of the second hinge piece.

6. The three-dimensional adjustable heavy blind hinge of the door gap micro-gap of claim 2, characterized in that: and a door seam adjusting screw gasket is arranged between the door seam adjusting screw butt-joint long hole of the door frame fixing piece and the door seam adjusting screw butt-joint hole arranged in the door frame base.

7. The three-dimensional adjustable heavy blind hinge of the door gap micro-gap of claim 5, wherein: the door body base, the door frame base, the door body fixing piece, the door frame fixing piece, the first hinge piece, the second hinge piece and the eccentric shaft are all made of stainless steel.