CN115680405A - Hinge structure for heavy-duty aluminum frame glass door - Google Patents

Abstract

The invention discloses a hinge structure for a heavy-duty aluminum frame glass door, which comprises a hinged cup component, a hinged arm component and a crankshaft component arranged between the hinged cup component and the hinged arm component, wherein the crankshaft component at least comprises a first crankshaft, a second crankshaft and a sliding block; the first crankshaft and the second crankshaft are both in transmission hinge joint with one end of the sliding block; the buffer structure further comprises two buffers which are arranged at intervals, and telescopic parts of the two buffers are connected with the other ends of the sliding blocks in an abutting mode. Therefore, when the hinge cup assembly rotates and closes relative to the hinge arm assembly, the sliding block can be driven by the first crankshaft and the second crankshaft to move forwards, and the expansion piece of the buffer is compressed to realize buffer closing. In addition, the overall stability of the hinge structure can be effectively improved by the arrangement mode of the two crankshafts and the two buffers, and abrasion caused by deviation of parts in the hinge structure is avoided, so that the overall service life of the hinge is prolonged.

Description

Hinge structure for heavy-duty aluminum frame glass door

Technical Field

The invention relates to the field of hardware fittings, in particular to a hinge structure for a heavy-duty aluminum frame glass door.

Background

A conventional hinge structure for a heavy aluminum door, such as a heavy buffer hinge disclosed in patent No. 2020212648622, includes a hinge cup, a rocker, a hinge arm, a base, a crankshaft, an elastic member, and a damper, and when the hinge cup is opened by rotating relative to the hinge arm, the crankshaft rotates and drives a crankshaft swing portion at a rear end thereof to swing, and then a sliding member is pushed to move toward the rear end of the hinge arm, thereby compressing the elastic member; when the door needs to be closed, the elastic piece is compressed and then automatically resets, so that the sliding piece is pushed to move towards the front end direction of the hinged arm, the crankshaft swinging part is pushed to swing to drive the crankshaft and the rocker to rotate to enable the hinged cup to rotate relative to the hinged arm to be closed, and meanwhile, the rocker swinging part of the rocker can compress the damper to achieve buffering closing.

In the heavy buffer hinge, because only a single crankshaft, a single elastic part and a single damper are arranged, when the heavy buffer hinge is used for a heavy aluminum frame glass door, the weight of the heavy aluminum frame glass door easily destroys the overall balance of the hinge structure, further the parts in the hinge structure are subjected to offset abrasion, and the overall service life of the hinge structure is reduced. For this reason, there are some businesses that can meet the load-bearing requirement by installing four or more hinges, but the installation and debugging process is very troublesome due to the installation of a plurality of hinges. In addition, a small number of merchants adopt world hinges or needle hinges with higher bearing capacity, but the production cost of the two hinges is higher, and the installation is also extremely inconvenient.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides the hinge structure for the heavy-duty aluminum frame glass door, which has the advantages of strong stability of the whole structure, higher bearing capacity and long service life.

The technical scheme adopted by the invention for solving the problems is as follows:

a hinge structure for heavy-duty aluminum frame glass door, including being used for installing the hinge cup subassembly on heavy-duty aluminum frame glass door, being used for installing the hinge arm subassembly on the cabinet body and setting up the bent axle subassembly between hinge cup subassembly and the hinge arm subassembly, wherein:

the crankshaft assembly at least comprises a first crankshaft, a second crankshaft and a sliding block, the first crankshaft and the second crankshaft are arranged at intervals, one ends of the first crankshaft and the second crankshaft are hinged on the hinged cup assembly, and the other ends of the first crankshaft and the second crankshaft are hinged on the hinged arm assembly; the first crankshaft and the second crankshaft are both in transmission hinge joint with one end of the sliding block;

the buffer assembly comprises two buffers which are arranged at intervals, and telescopic parts of the two buffers are abutted against the other end of the sliding block;

when the hinge cup assembly rotates and closes relative to the hinge arm assembly, the sliding block can be driven to move by the first crankshaft and the second crankshaft, so that the telescopic piece of the buffer is compressed to realize buffering and closing.

According to the hinge structure, when the hinge cup assembly rotates and closes relative to the hinge arm assembly, the sliding block can be driven to move by the first crankshaft and the second crankshaft, so that the telescopic part of the buffer is compressed to realize buffering and closing; secondly, when this hinge structure bearing weight type aluminium frame glass door, the overall stability of hinge structure can effectively be promoted to its first bent axle, second bent axle and the mode that sets up of two buffers, avoids spare part in the hinge structure to take place the skew to cause wearing and tearing to improve the whole life-span of hinge, also improved this hinge structure's bearing capacity simultaneously.

The crankshaft assembly further comprises a driving rod, the driving rod is located between the first crankshaft and the second crankshaft, one end of the driving rod is hinged to the first crankshaft and the second crankshaft, and the other end of the driving rod is hinged to the sliding block;

when the hinged cup assembly rotates and closes relative to the hinged arm assembly, the driving rod can be driven to move forwards through the first crankshaft and the second crankshaft, and then the sliding block is driven to move.

The elastic assembly comprises two elastic pieces which are arranged at intervals, the two elastic pieces are sleeved on the sliding block, one end of each elastic piece is abutted against the sliding block, and the other end of each elastic piece is abutted against the hinged arm assembly;

when the hinged cup component rotates and opens relative to the hinged arm component, the sliding block can be driven by the first crankshaft and the second crankshaft to move and compress the two elastic pieces;

when the hinged cup assembly rotates and closes relative to the hinged arm assembly, the elastic piece releases elastic force, and the first crank shaft, the second crank shaft and the two elastic pieces drive the sliding block to reset so as to compress the telescopic piece of the buffer.

From this, set up elastic component and can provide closing force for gluing the cup subassembly for close heavy aluminium frame door simple light more.

Furthermore, the hinged cup assembly comprises a hinged cup seat and a hinged cup, the hinged cup seat is used for being installed on the heavy aluminum frame glass door, the hinged cup is adjustably installed on the hinged cup seat, and one end of each of the first crankshaft and the second crankshaft is hinged to the hinged cup seat.

The hinge cup comprises a hinge cup seat, a first eccentric nail, a first limiting groove and a first mounting hole, wherein the hinge cup seat is arranged on the hinge cup seat; the first eccentric nail penetrates through the first limiting groove and is fixedly connected with the first mounting hole;

when the first eccentric nail is adjusted, the hinged cup can be driven to slide up and down relative to the hinged cup seat so as to realize the height adjustment of the heavy aluminum frame glass door.

Further, the hinged arm assembly comprises a fixed seat and a main body arm, the fixed seat is used for being installed on a cabinet body, the main body arm is adjustably installed on the fixed seat, and the other ends of the first crankshaft and the second crankshaft are hinged to the main body arm;

the fixing seat is also provided with a boss which is embedded in the cabinet body.

Therefore, the boss is arranged on the fixing seat and embedded in the cabinet body, so that the integral bearing capacity of the hinge structure is greatly increased.

The hinge cup is characterized by further comprising a connecting rod, wherein one end of the connecting rod is hinged to the hinge cup, and the other end of the connecting rod is hinged to the main body arm;

and an accommodating cavity capable of accommodating the first crankshaft or the second crankshaft is formed in the connecting rod.

Furthermore, one end of the first crankshaft is provided with a first hinge hole which is hinged to the hinge cup, and the other end of the first crankshaft is provided with a second hinge hole which is hinged to the main body arm; one end of the second crankshaft is provided with a third hinge hole for being hinged on the hinge cup, and the other end of the second crankshaft is provided with a fourth hinge hole for being hinged on the main body arm; the one end of connecting rod is seted up and is used for articulating fifth hinge hole on the hinge cup, and the other end is seted up and is used for articulating sixth hinge hole on the main part arm, wherein:

the hinge structure comprises a first hinge hole, a second hinge hole, a third hinge hole, a fourth hinge hole, a fifth hinge hole and a sixth hinge hole, and is characterized by also comprising shaft sleeves respectively arranged in the first hinge hole, the second hinge hole, the third hinge hole, the fourth hinge hole, the fifth hinge hole and the sixth hinge hole, wherein anti-rotation convex hulls are arranged on the shaft sleeves;

the shaft sleeve is provided with a shaft hole.

From this, when the hinge shaft passed first bent axle, second bent axle and connecting rod, not direct rather than the hinge hole contact, but with set up the axle sleeve roll connection in the hinge hole to effectual reduction frictional force makes it rotate smoothly in the course of the work, thereby has effectively promoted the whole life-span of hinge.

The second adjusting mechanism comprises an adjusting screw, a threaded hole which is formed in the main body arm and is in threaded fit with the adjusting screw, a second limiting groove which is formed in the fixed seat and a first meson; the adjusting screw sequentially penetrates through the threaded hole and the second limiting groove and is fixedly connected with the first meson;

when the adjusting screw is adjusted, the main body arm can be driven to slide back and forth relative to the fixed seat so as to realize the cover position adjustment of the heavy aluminum frame glass door.

The third adjusting mechanism comprises a second eccentric nail, an adjusting hole formed in the main body arm, a third limiting groove formed in the fixing seat and a second medium; the second eccentric nail sequentially penetrates through the adjusting hole and the third limiting groove and is fixedly connected with the second meson;

when the second eccentric nail is adjusted, the main body arm can be driven to move left and right relative to the fixed seat so as to adjust the size of a door gap between the heavy aluminum frame glass door and the cabinet body.

In conclusion, the hinge structure for the heavy-duty aluminum frame glass door has the following beneficial effects:

(1) According to the hinge structure, when the hinge cup assembly rotates and closes relative to the hinge arm assembly, the sliding block can be driven to move by the first crankshaft and the second crankshaft, so that the telescopic part of the buffer is compressed to realize buffering and closing; secondly, when this hinge structure bearing weight type aluminium frame glass door, the overall stability of hinge structure can effectively be improved to its first bent axle, second bent axle, two elastic component and the mode of setting up of two buffers, avoids spare part in the hinge structure to take place the skew and lead to the fact wearing and tearing to improve the whole life-span of hinge, also improved this hinge structure's bearing capacity simultaneously.

(2) According to the hinge structure, the boss is arranged on the fixed seat and embedded in the cabinet body, so that the integral bearing capacity of the hinge structure is greatly improved.

(3) According to the hinge structure, when the hinge shaft passes through the first crankshaft, the second crankshaft and the connecting rod, the hinge shaft is not directly contacted with the hinge hole but is in rolling connection with the shaft sleeve arranged in the hinge hole, so that the friction force is effectively reduced, the hinge structure can smoothly rotate in the working process, and the whole service life of the hinge is effectively prolonged.

(4) According to the hinge structure, the three-dimensional six-direction adjustment of the heavy aluminum frame glass door can be realized by adjusting the first eccentric nail on the hinge cup, the second eccentric nail on the main body arm and the adjusting screw.

Drawings

FIG. 1 is a schematic structural view of a hinge structure according to the present invention;

FIG. 2 is an exploded view of the hinge structure of the present invention;

FIG. 3 is a schematic structural view of a hinge cup seat in the hinge structure of the present invention;

FIG. 4 is a schematic view of the hinge cup of the hinge structure of the present invention;

FIG. 5 is a schematic view of the structure of the body arm in the hinge structure of the present invention;

FIG. 6 is a schematic view of the structure of FIG. 5 from another perspective;

FIG. 7 is a schematic structural view of a slider in the hinge structure of the present invention;

FIG. 8 is a schematic view of the structure of FIG. 7 from another perspective;

FIG. 9 is a schematic view of a bushing arrangement in the hinge structure of the present invention;

FIG. 10 is a schematic view of a first crankshaft of the hinge structure of the present invention;

FIG. 11 is a schematic view of a second crankshaft of the hinge structure of the present invention;

FIG. 12 is a schematic view of the driving rod of the hinge structure of the present invention;

FIG. 13 is a schematic view of a link of the hinge structure of the present invention;

FIG. 14 is a schematic view of a fixing base of the hinge structure of the present invention;

FIG. 15 is a schematic view of the structure of FIG. 14 from another perspective;

FIG. 16 is a schematic view of the hinge structure with the link and the body arm hidden;

FIG. 17 is a schematic view of the hinge structure with the hinged cup holder and the fixing base hidden;

FIG. 18 is a cross-sectional view of the hinge structure of the invention in an open position;

FIG. 19 is a schematic cross-sectional view of the hinge structure of the present invention in a closed position;

fig. 20 is an assembly view of the hinge structure of the present invention.

Wherein the reference numerals have the following meanings:

1. a cup hinging seat; 101. a second mounting hole; 102. a guide groove; 103. a slot; 104. a first mounting hole; 2. reaming the cup; 201. a seventh hinge hole; 202. a screw hole; 203. a first limit groove; 204. an eighth hinge hole; 205. a guide block; 3. a connecting rod; 301. a fifth hinge hole; 302. a sixth hinge hole; 303. an accommodating chamber; 4. a first crankshaft; 401. a first hinge hole; 402. a second hinge hole; 403. a twelfth hinge hole; 5. a drive rod; 501. a fourteenth hinge hole; 502. a fifteenth hinge hole; 6. a second crankshaft; 601. a third hinge hole; 602. a fourth hinge hole; 603. a thirteenth hinge hole; 7. a body arm; 701. a gear position; 702. a first protrusion; 703. fixing the position; 704. an inner cavity; 705. a ninth hinge hole; 706. a tenth hinge hole; 707. a first shaft hole; 708. a threaded hole; 709. an adjustment hole; 8. a fixed seat; 801. a second limit groove; 802. a third limiting groove; 803. bending; 804. a third mounting hole; 805. a boss; 9. an elastic member; 10. a slider; 1001. an eleventh hinge hole; 1002. a second protrusion; 1003. a guide bar; 1004. a limiting hole; 1005. a guide groove; 11. a buffer; 12. machining; 13. a first eccentric pin; 141. a first hinge shaft; 142. a second hinge shaft; 143. a third hinge shaft; 144. a fourth hinge shaft; 145. a fifth hinge shaft; 146. a rotating shaft; 147. a seventh hinge shaft; 15. adjusting screws; 16. a second eccentric pin; 17. a shaft sleeve; 1701. anti-rotation convex hulls; 1702. a second shaft hole; 1703. an anti-rotation slot; 18. a first meson; 19. a second meson; 20. heavy aluminum frame glass doors; 21. a cabinet body.

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 20, the present invention provides a hinge structure for a heavy aluminum frame glass door, which includes a hinge cup assembly for being mounted on the heavy aluminum frame glass door 20, a hinge arm assembly for being mounted on a cabinet 21, and a crank shaft assembly disposed between the hinge cup assembly and the hinge arm assembly. Specifically, the hinged cup assembly comprises a hinged cup seat 1 and a hinged cup 2, wherein the hinged cup seat 1 is used for being installed on a heavy aluminum frame glass door 20, and the hinged cup 2 is adjustably installed on the hinged cup seat 1; the hinged arm assembly comprises a fixed seat 8 arranged on the cabinet body 21 and a main body arm 7 adjustably arranged on the fixed seat 8; the crankshaft assembly comprises a first crankshaft 4, a second crankshaft 6, a driving rod 5 and a slide block 10, wherein the first crankshaft 4 and the second crankshaft 6 are arranged at intervals, one ends of the first crankshaft 4 and the second crankshaft 6 are hinged on the hinge cup 2, and the other ends of the first crankshaft 4 and the second crankshaft are hinged on the main body arm 7; the driving rod 5 is located between the first crankshaft 4 and the second crankshaft 6, and one end thereof is hinged to the first crankshaft 4 and the second crankshaft 6, and the other end thereof is hinged to one end of the slider 10. In addition, the buffer device also comprises a buffer component and an elastic component which are arranged in the main body arm 7, the buffer component comprises two buffers 11 which are arranged at intervals, the buffers 11 comprise buffer main bodies and telescopic parts, and the telescopic parts of the two buffers 11 are abutted with the other ends of the sliding blocks 10; the elastic component comprises two elastic pieces 9 arranged at intervals, the two elastic pieces 9 are sleeved on a sliding block 10, one end of each elastic piece 9 is abutted against the sliding block 10, and the other end of each elastic piece is abutted against the main body arm 7.

In this embodiment, the buffer 11 is a hydraulic cylinder, and the expansion member is a piston rod disposed on the hydraulic cylinder; the elastic member 9 is a spring.

Specifically, a first hinge hole 401 is formed in one end of the first crankshaft 4, a third hinge hole 601 is formed in one end of the second crankshaft 6, a seventh hinge hole 201 is formed in the hinge cup 2, and a third hinge shaft 143 penetrates through the seventh hinge hole 201, the first hinge hole 401 and the third hinge hole 601, so that the first crankshaft 4 and one end of the second crankshaft 6 can be hinged to the hinge cup 2; the other end of the first crankshaft 4 is provided with a second hinge hole 402, the other end of the second crankshaft 6 is provided with a fourth hinge hole 602, the main body arm 7 is provided with a tenth hinge hole 706, and the other ends of the first crankshaft 4 and the second crankshaft 6 can be hinged on the main body arm 7 by adopting a fourth hinge shaft 144 to penetrate through the tenth hinge hole 706, the second hinge hole 402 and the fourth hinge hole 602; in addition, a twelfth hinge hole 403 is further formed in the first crankshaft 4, a thirteenth hinge hole 603 is further formed in the second crankshaft 6, a fourteenth hinge hole 501 is formed in one end of the driving rod 5, and the seventh hinge shaft 147 penetrates through the thirteenth hinge hole 603, the fourteenth hinge hole 501 and the twelfth hinge hole 403, so that one end of the driving rod 5 is hinged to the first crankshaft 4 and the second crankshaft 6; the other end of the driving rod 5 is further provided with a fifteenth hinge hole 502, the slider 10 is provided with an eleventh hinge hole 1001, and the other end of the driving rod 5 can be hinged on the slider 10 by passing the fifth hinge shaft 145 through the eleventh hinge hole 1001 and the fifteenth hinge hole 502. In addition, one end of the slider 10 is opened with two limit holes 1004, and the telescopic pieces of the two buffers 11 are respectively abutted on the two limit holes 1004; guide rods 1003 are further convexly arranged on two sides of the sliding block 10, the elastic piece 9 is sleeved on the guide rods 1003, one end of the elastic piece is abutted to the sliding block 10, and the other end of the elastic piece is abutted to the main body arm 7.

Therefore, when the hinged cup assembly is opened by rotating relative to the hinged arm assembly, referring to fig. 18, the driving rod 5 can be driven by the first crankshaft 4 and the second crankshaft 6 to move leftwards, so as to drive the sliding block 10 to move leftwards and compress the elastic element 9; when the hinge cup assembly is rotated and closed relative to the hinge arm assembly, referring to fig. 19, the driving rod 5 can be driven by the first crankshaft 4 and the second crankshaft 6 to move rightwards, and simultaneously the elastic piece 9 releases the elastic force synchronously, and the elastic piece 9 and the driving rod 5 drive the sliding block 10 to move rightwards together and compress the telescopic piece of the buffer 11 to realize buffer closing.

When the hinge structure is used for bearing the heavy aluminum frame glass door 20, the arrangement mode of the first crankshaft 4, the second crankshaft 6, the two elastic pieces 9 and the two buffers 11 can effectively improve the overall stability of the hinge structure, and avoid abrasion caused by deviation of parts in the hinge structure, thereby prolonging the overall service life of the hinge and simultaneously improving the bearing capacity of the hinge structure. In addition, the elastic component can provide a closing force for the glue cup component, so that the heavy aluminum frame glass door 20 can be closed more easily.

In addition, the hinge structure also comprises a connecting rod 3, one end of the connecting rod 3 is hinged on the hinged cup 2, and the other end is hinged on the main body arm 7; the connecting rod 3 is further provided with an accommodating cavity 303 therein, and the first crankshaft 4 is located in the accommodating cavity 303. Specifically, one end of the connecting rod 3 is provided with a fifth hinge hole 301, the hinge cup 2 is provided with an eighth hinge hole 204, and the first hinge shaft 141 penetrates through the eighth hinge hole 204 and the fifth hinge hole 301, so that one end of the connecting rod 3 can be hinged to the hinge cup 2; the other end of the connecting rod 3 is further provided with a sixth hinge hole 302, a ninth hinge hole 705 is formed in the main body arm 7, and the second hinge shaft 142 penetrates through the ninth hinge hole 705 and the sixth hinge hole 302, so that the other end of the connecting rod 3 can be hinged to the main body arm 7.

Referring to fig. 9-11 and 13, the hinge assembly further includes a shaft sleeve 17 respectively disposed in the first hinge hole 401, the second hinge hole 402, the third hinge hole 601, the fourth hinge hole 602, the fifth hinge hole 301 and the sixth hinge hole 302, wherein the shaft sleeve 17 is provided with an anti-rotation convex hull 1701, and anti-rotation grooves 1703 engaged with the anti-rotation convex hull 1701 are disposed in the first hinge hole 401, the second hinge hole 402, the third hinge hole 601, the fourth hinge hole 602, the fifth hinge hole 301 and the sixth hinge hole 302, so that after the shaft sleeve 17 is assembled, the shaft sleeve 17 and the hinge holes do not rotate relatively. In addition, the shaft sleeve 17 is further formed with a second shaft hole 1702, and the second shaft hole 1702 is for the hinge shaft to pass through.

From this, when the hinge shaft passes first bent axle 4, second bent axle 6 and connecting rod 3, it is not direct with the hinge hole contact, but with set up axle sleeve 17 roll connection in the hinge hole to effectively reduce the friction, make it rotate smoothly in the course of the work, thereby promoted hinge structure's life.

Referring to fig. 2-3, the two sides of the hinged cup holder 1 are further provided with second mounting holes 101 for fixing on the heavy aluminum frame glass door 20; in addition, both sides of the hinged cup holder 1 are also provided with square guide grooves 102, and both sides of the hinged cup 2 are convexly provided with guide blocks 205 which are in inserted connection and matching with the guide grooves 102; the hinged cup holder 1 is also provided with a slotted hole 103, and the hinged cup holder 1 is provided with a screw hole 202. Therefore, when the hinge cup 2 needs to be mounted on the hinge cup holder 1, the guide block 205 on the hinge cup 2 can slide into the guide groove 102 on the hinge cup holder 1, and the machine wire 12 passes through the slotted hole 103 from bottom to top and is connected with the screw hole 202, so that the fixation between the two can be realized.

In addition, the hinge structure further comprises a first adjusting mechanism, wherein the first adjusting mechanism comprises a first eccentric nail 13, a first limiting groove 203 arranged on the hinge cup 2 and a first mounting hole 104 arranged on the hinge cup seat 1; the first eccentric nail 13 passes through the first limiting groove 203 and is fixedly connected with the first mounting hole 104. Specifically, the main shaft of the first eccentric nail 13 is clamped with the first limiting groove 203, and the eccentric shaft of the first eccentric nail 13 is inserted into the first mounting hole 104. Therefore, when the first eccentric nail 13 is adjusted, the main shaft of the first eccentric nail 13 can abut against the first limiting groove 203 to drive the hinge cup 2 to slide up and down relative to the hinge cup seat 1 so as to adjust the height of the heavy aluminum frame glass door 20.

Referring to fig. 5-7, a cavity with an opening at the bottom is further formed inside the main body arm 7, an inner cavity 704 for placing the buffer main body and a fixing position 703 for fastening the telescopic element of the buffer 11 are disposed on two sides inside the cavity, the fixing position 703 is a first vertically disposed fastening block and is provided with a fastening hole for the telescopic element to pass through; a gear 701 used for abutting against one end of the elastic piece 9 is further arranged in the concave cavity, and the gear 701 is a second fixture block which is vertically arranged; in addition, a first protrusion 702 is further disposed in the cavity, and a guide groove 1005 into which the first protrusion 702 can be inserted is disposed on the slider 10, so that the sliding track of the slider 10 can be guided; in addition, two sides of the slider 10 are further provided with second protrusions 1002, and the second protrusions 1002 can abut against two side walls in the cavity to achieve limiting. Furthermore, two side walls of the cavity are further provided with first shaft holes 707 and a rotating shaft 146 penetrating through the two first shaft holes 707, and the rotating shaft 146 is located at the bottom of the slider 10 so as to limit and fix the up-and-down movement of the slider 10.

Referring to fig. 14-15, the middle portion of the fixing base 8 is recessed to form a convex platform 805, and the convex platform 805 is embedded in the cabinet 21; third mounting hole 804 that is used for fixing on the cabinet body 21 is all seted up to the both sides of this fixing base 8, adopts the bolt to pass this third mounting hole 804 and connect cabinet body 21, can realize installing the fixing base 8 on the cabinet body. The fixing seat 8 is further provided with a bend 803, and the bend 803 is a vertically arranged third clamping block and is used for abutting against the bottom of the buffer 11 so as to limit and fix the up-down moving direction of the buffer 11.

Therefore, the boss 805 is arranged on the fixed seat 8, and the boss 805 is embedded in the cabinet body 21, so that the whole bearing capacity of the hinge structure is greatly increased.

In addition, the hinge structure further comprises a second adjusting mechanism and a third adjusting mechanism, wherein the second adjusting mechanism comprises an adjusting screw 15, a threaded hole 708 which is formed on the main body arm 7 and is in threaded fit with the adjusting screw 15, a second limiting groove 801 which is formed on the fixed seat 8, and a first meson 18; the adjusting screw 15 passes through the threaded hole 708 and the second limiting groove 801 in sequence and is fixedly connected with the first meson 18. Specifically, the bottom of the adjusting screw 15 is provided with a convex pillar, and the convex pillar passes through the second limiting groove 801 and is connected with the first meson 18. Therefore, when the adjusting screw 15 is adjusted, the screw hole 708 on the main arm 7 can drive the main arm 7 to slide back and forth relative to the fixing seat 8, so as to adjust the cover position of the heavy aluminum frame glass door 20. The third adjusting mechanism comprises a second eccentric nail 16, an adjusting hole 709 arranged on the main body arm 7, a third limiting groove 802 arranged on the fixed seat 8 and a second medium 19; the second eccentric nail 16 sequentially passes through the adjusting hole 709 and the third limiting groove 802 and is fixedly connected with the second meson 19; specifically, the main shaft of the second eccentric nail 16 is clamped with the adjusting hole 709, and the eccentric shaft of the second eccentric nail 16 passes through the third limiting groove 802 and is fixed with the second intermediate member 19; therefore, when the second eccentric nail 16 is adjusted, the second eccentric nail 16 will abut against the adjusting hole 709 and further drive the main body arm 7 to move left and right relative to the fixed seat 8, so as to adjust the size of the door gap between the heavy aluminum frame glass door 20 and the cabinet body 21.

In conclusion, the hinge structure for the heavy-duty aluminum frame glass door has the following beneficial effects:

when the hinge cup assembly rotates and closes relative to the hinge arm assembly, the first crankshaft 4 and the second crankshaft 6 can drive the sliding block 10 to move, so that the telescopic part of the buffer 11 is compressed to realize buffer closing; secondly, when the hinge structure is used for bearing the heavy aluminum frame glass door 20, the overall stability of the hinge structure can be effectively balanced by the arrangement mode of the first crankshaft 4, the second crankshaft 6, the two elastic parts 9 and the two buffers 11, and abrasion caused by the deviation of parts in the hinge structure is avoided, so that the overall service life of the hinge is prolonged, and the bearing capacity of the hinge structure is improved.

In the hinge structure of the invention, the boss 805 is arranged on the fixed seat 8, and the boss 805 is embedded in the cabinet body 21, so that the whole bearing capacity of the hinge structure is greatly increased.

And thirdly, when the hinge shaft passes through the first crankshaft 4, the second crankshaft 6 and the connecting rod 3, the hinge shaft is not directly contacted with the hinge hole but is in rolling connection with the shaft sleeve 17 arranged in the hinge hole, so that the friction force is effectively reduced, the hinge shaft can smoothly rotate in the working process, and the whole service life of the hinge is effectively prolonged.

The hinge structure of the invention can realize three-dimensional six-direction adjustment of the heavy aluminum frame glass door 20 by adjusting the first eccentric nail 13 on the hinge cup 2, the second eccentric nail 16 on the main body arm 7 and the adjusting screw 15.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be construed as limiting the present invention.

In addition, in the description of the present invention, "plurality" or "a plurality" means two or more unless specifically defined otherwise.

The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.

Claims (10)

1. The utility model provides a heavy aluminium frame glass hinge structure for door which characterized in that, including be used for installing the hinge cup subassembly on heavy aluminium frame glass door, be used for installing the hinge arm subassembly on the cabinet body and set up hinge cup subassembly with bent axle subassembly between the hinge arm subassembly, wherein:

the crankshaft assembly at least comprises a first crankshaft, a second crankshaft and a sliding block, the first crankshaft and the second crankshaft are arranged at intervals, one ends of the first crankshaft and the second crankshaft are hinged to the hinged cup assembly, and the other ends of the first crankshaft and the second crankshaft are hinged to the hinged arm assembly; the first crankshaft and the second crankshaft are in transmission hinge joint with one end of the sliding block;

the buffer assembly comprises two buffers which are arranged at intervals, and telescopic parts of the two buffers are abutted against the other end of the sliding block;

when the hinge cup assembly rotates and closes relative to the hinge arm assembly, the sliding block can be driven to move by the first crankshaft and the second crankshaft, so that the telescopic piece of the buffer is compressed to realize buffer closing.

2. The hinge structure according to claim 1, wherein the crankshaft assembly further comprises a driving rod located between the first crankshaft and the second crankshaft and having one end hinged to the first crankshaft and the second crankshaft and the other end hinged to the slider;

when the hinged cup component rotates and closes relative to the hinged arm component, the driving rod can be driven by the first crank shaft and the second crank shaft to move forwards, and then the sliding block is driven to move.

3. The hinge structure of claim 1, further comprising an elastic component, wherein the elastic component comprises two elastic members arranged at intervals, the two elastic members are sleeved on the sliding block, one end of each elastic member abuts against the sliding block, and the other end of each elastic member abuts against the hinged arm component;

when the hinged cup component rotates and opens relative to the hinged arm component, the sliding block can be driven by the first crankshaft and the second crankshaft to move and compress the two elastic pieces;

when the hinged cup assembly rotates and closes relative to the hinged arm assembly, the elastic piece releases elastic force, and the first crank shaft, the second crank shaft and the two elastic pieces drive the sliding block to reset so as to compress the telescopic piece of the buffer.

4. The hinge structure according to claim 1, wherein the hinge cup assembly comprises a hinge cup seat for mounting on a heavy aluminum frame glass door and a hinge cup adjustably mounted on the hinge cup seat, and one end of each of the first crankshaft and the second crankshaft is hinged on the hinge cup seat.

5. The hinge structure according to claim 4, further comprising a first adjustment mechanism, wherein the first adjustment mechanism comprises a first eccentric nail, a first limit groove formed on the hinge cup, and a first mounting hole formed on the hinge cup holder; the first eccentric nail penetrates through the first limiting groove and is fixedly connected with the first mounting hole;

when the first eccentric nail is adjusted, the hinged cup can be driven to slide up and down relative to the hinged cup seat so as to realize the height adjustment of the heavy aluminum frame glass door.

6. The hinge structure as claimed in claim 4, wherein the hinge arm assembly comprises a fixed seat for mounting on the cabinet and a main body arm adjustably mounted on the fixed seat, and the other ends of the first crankshaft and the second crankshaft are hinged on the main body arm;

the fixing seat is also provided with a boss which is embedded in the cabinet body.

7. The hinge structure according to claim 6, further comprising a connecting rod having one end hinged to the hinge cup and the other end hinged to the body arm;

and an accommodating cavity capable of accommodating the first crankshaft or the second crankshaft is formed in the connecting rod.

8. The hinge structure as claimed in claim 7, wherein one end of the first crankshaft is provided with a first hinge hole for being hinged to the hinge cup, and the other end is provided with a second hinge hole for being hinged to the body arm; one end of the second crankshaft is provided with a third hinge hole for being hinged on the hinge cup, and the other end of the second crankshaft is provided with a fourth hinge hole for being hinged on the main body arm; the one end of connecting rod is seted up and is used for articulating fifth hinge hole on the hinge cup, and the other end is seted up and is used for articulating sixth hinge hole on the main part arm, wherein:

the hinge structure comprises a first hinge hole, a second hinge hole, a third hinge hole, a fourth hinge hole, a fifth hinge hole and a sixth hinge hole, and is characterized by further comprising shaft sleeves respectively arranged in the first hinge hole, the second hinge hole, the third hinge hole, the fourth hinge hole, the fifth hinge hole and the sixth hinge hole, wherein anti-rotating convex hulls are arranged on the shaft sleeves;

the shaft sleeve is provided with a shaft hole.

9. The hinge structure of claim 6, further comprising a second adjusting mechanism, wherein the second adjusting mechanism comprises an adjusting screw, a threaded hole formed in the body arm and engaged with the adjusting screw, a second limiting groove formed in the fixing base, and a first spacer; the adjusting screw sequentially penetrates through the threaded hole and the second limiting groove and is fixedly connected with the first meson;

when the adjusting screw is adjusted, the main body arm can be driven to slide back and forth relative to the fixed seat so as to realize the cover position adjustment of the heavy aluminum frame glass door.

10. The hinge structure of claim 6, further comprising a third adjusting mechanism, wherein the third adjusting mechanism comprises a second eccentric nail, an adjusting hole formed in the body arm, a third limiting groove formed in the fixing seat, and a second meson; the second eccentric nail sequentially penetrates through the adjusting hole and the third limiting groove and is fixedly connected with the second meson;

when the second eccentric nail is adjusted, the main body arm can be driven to move left and right relative to the fixed seat so as to adjust the size of a door gap between the heavy aluminum frame glass door and the cabinet body.

Images