CN218716013U

CN218716013U - Gravity blind hinge

Info

Publication number: CN218716013U
Application number: CN202223016528.7U
Authority: CN
Inventors: 胡威
Original assignee: Dongguan Mati Hardware Technology Co ltd
Current assignee: Dongguan Mati Hardware Technology Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-24
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a gravity blind hinge, including first shell, second shell, first activity pendulum block, second activity pendulum block, third activity pendulum block, fourth activity pendulum block, camber I shape even draw and U arc connecting piece, first activity pendulum block and second activity pendulum block are located the second shell, and third activity pendulum block and fourth activity pendulum block are located the first shell, are equipped with camber I shape even draw between first activity pendulum block and the second activity pendulum block, are equipped with U arc connecting piece between third activity pendulum block and the fourth activity pendulum block, and camber I shape even draw and U arc connecting piece rotation are connected, the utility model discloses gravity blind hinge upgrades traditional five axles to seven axles, makes when opening and closing door and window more smooth and flexible to the stability, depth of parallelism and bearing capacity of product that can be great increased; the gravity blind hinge can be adjusted up and down, back and forth and left and right, thereby achieving the three-dimensional adjustable function.

Description

Gravity blind hinge

Technical Field

The utility model relates to a hinge technical field specifically is gravity blind hinge.

Background

The blind hinge is a common door and window hinge and has wide application in life. The common gravity blind hinge, such as the gravity blind hinge with the application number of 201720944222.8, adopts five-axis linkage to realize the rotation of the hinge, and has the following defects:

1. the hidden hinge rotates by 5 shafts, and the hinge is poor in stability;

2. the hinge can only be adjusted in two dimensions, i.e. up and down and left and right.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gravity blind hinge to solve the problems that the blind hinge proposed in the background technology is 5-axis rotation, and the hinge joint stability is poor; the hinge can only be adjusted in two dimensions, i.e. up and down and left and right.

In order to achieve the above object, the utility model provides a following technical scheme: the gravity blind hinge comprises a first shell, a second shell, a first movable swing block, a second movable swing block, a third movable swing block, a fourth movable swing block, an arc-shaped I-shaped connecting piece and a U-shaped connecting piece, wherein the first movable swing block and the second movable swing block are positioned in the second shell, the third movable swing block and the fourth movable swing block are positioned in the first shell, the arc-shaped I-shaped connecting piece is arranged between the first movable swing block and the second movable swing block, the U-shaped connecting piece is arranged between the third movable swing block and the fourth movable swing block, and the arc-shaped I-shaped connecting piece is rotatably connected with the U-shaped connecting piece;

a first front-back adjusting function key and a second front-back adjusting function key are arranged on the first movable swing block, a third front-back adjusting function key and a fourth front-back adjusting function key are arranged on the second movable swing block, a first adjusting groove and a second adjusting groove are respectively arranged on the first movable swing block and the third movable swing block, a third adjusting groove and a fourth adjusting groove are respectively arranged on the second movable swing block and the fourth movable swing block, a first left-right adjusting function key and a second left-right adjusting function key are respectively arranged on the third movable swing block and the fourth movable swing block, a fifth hinge shaft and a sixth hinge shaft are rotatably connected between the first movable swing block and the second movable swing block, a second hinge shaft and a third hinge shaft are rotatably connected between the third movable swing block and the fourth movable swing block, the U-shaped connecting piece is characterized in that one end of the arc-shaped I-shaped connecting piece is connected with a sixth hinge shaft, one end of the U-shaped connecting piece is connected with a third hinge shaft, a first hinge shaft is arranged in the middle of the arc-shaped I-shaped connecting piece, the arc-shaped I-shaped connecting piece is connected with the middle of the U-shaped connecting piece in a rotating mode through the first hinge shaft, the other end of the arc-shaped I-shaped connecting piece is connected with the second hinge shaft in a rotating mode, the other end of the U-shaped connecting piece is connected with a fifth hinge shaft in a rotating mode, two seventh hinge shafts are arranged between the first movable swinging block and the second movable swinging block, two fourth hinge shafts are arranged between the third movable swinging block and the fourth movable swinging block, and the gravity blind hinge is formed by combining the first shell, the second shell, the first movable swinging block, the second movable swinging block, the third movable swinging block, the fourth movable swinging block, the arc-shaped I-shaped connecting piece and the U-shaped connecting piece.

As an optimal technical scheme of the utility model, all be equipped with first antiskid groove, second antiskid groove, third prevention spout and fourth prevention spout in the first shell and in the second shell, the shell is equipped with the antiskid groove with the junction of pendulum piece, can effectively guarantee that door and window is not hard up the gliding because of gravity when using.

As a preferred technical scheme of the utility model, first anti-skidding groove and second anti-skidding groove in the first shell correspond the setting with third activity pendulum piece, first anti-skidding groove and second anti-skidding groove in the second shell correspond the setting with first activity pendulum piece, third prevention spout and fourth in the first shell prevent that spout and fourth activity pendulum piece correspond the setting, third prevention spout and fourth in the second shell prevent that spout and second activity pendulum piece correspond the setting, and the anti-skidding groove plays skid-proof effect, prevents that door and window from not hard up the gliding because of gravity when using.

As an optimal technical scheme of the utility model, all be equipped with flat bearing in the guide way of first activity pendulum piece and sixth hinge shaft junction, second activity pendulum piece and sixth hinge shaft junction, first activity pendulum piece and third hinge shaft junction and second activity pendulum piece and third hinge shaft junction, increased stability, depth of parallelism and the bearing capacity of product.

As an optimal technical scheme of the utility model, the arc shape I shape is even drawn with the junction of sixth hinge, the junction of first activity pendulum piece and sixth hinge, the junction of second activity pendulum piece and sixth hinge, the junction of U arc connecting piece and third hinge, the junction of third activity pendulum piece and third hinge and the junction of fourth activity pendulum piece and third hinge all are equipped with the guide way, and is more smooth and easy, more nimble when making switch door and window.

As a preferred technical scheme of the utility model, two the seventh hinge is located the below of fifth hinge and sixth hinge, two the fourth hinge is located the below of second hinge and third hinge, improves stability, depth of parallelism and bearing capacity of product.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the traditional five shafts are upgraded into seven shafts, so that the doors and windows can be opened and closed more smoothly and more flexibly, and the stability, parallelism and bearing capacity of the product can be greatly improved;

2. the gravity blind hinge can be adjusted up and down, back and forth and left and right, thereby achieving the three-dimensional adjustable function.

Drawings

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

fig. 2 is an expanded view of the present invention;

FIG. 3 is a partial view of the present invention;

fig. 4 is a schematic structural diagram of the first housing and the second housing of the present invention;

fig. 5 is a partially developed view of the present invention.

In the figure: 1. a first housing; 2. a second housing; 3. a first movable swing block; 4. a second movable swing block; 5. a third movable swing block; 6. a fourth movable swing block; 7. continuously pulling in an arc I shape; 8. a U-arc shaped connecting piece; 9. a first back-and-forth adjustment function key; 10. a second back-and-forth adjustment function key; 11. a third back-and-forth adjustment function key; 12. a fourth forward and backward adjustment function key; 13. a first left-right adjustment function key; 14. a second left-right adjustment function key; 15. a first adjustment groove; 16. a second regulating groove; 17. a third regulating groove; 18. a fourth adjustment groove; 19. a first anti-slip groove; 20. a second anti-slip groove; 21. a third prevention chute; 22. a fourth anti-skid slot; 23. a first hinge shaft; 24. a second hinge shaft; 25. a fifth hinge shaft; 26. a sixth hinge shaft; 27. a third hinge shaft; 28. a seventh hinge shaft; 29. and a fourth hinge shaft.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-5, the present invention provides a gravity blind hinge, which comprises a first housing 1, a second housing 2, a first movable swing block 3, a second movable swing block 4, a third movable swing block 5, a fourth movable swing block 6, an arc-shaped i-shaped link 7 and a U-shaped connecting member 8, wherein the first movable swing block 3 and the second movable swing block 4 are located in the second housing 2, the third movable swing block 5 and the fourth movable swing block 6 are located in the first housing 1, the arc-shaped i-shaped link 7 is arranged between the first movable swing block 3 and the second movable swing block 4, the U-shaped connecting member 8 is arranged between the third movable swing block 5 and the fourth movable swing block 6, the arc-shaped i-shaped link 7 is rotatably connected with the U-shaped connecting member 8, a first front-back adjusting function key 9 and a second front-back adjusting function key 10 are arranged on the first movable swing block 3, a third front-back adjusting function key 11 and a fourth front-back adjusting function key 12 are arranged on the second movable swing block 4, a first adjusting groove 15 and a second adjusting groove 16 are respectively arranged on the first movable swing block 3 and the third movable swing block 5, a third adjusting groove 17 and a fourth adjusting groove 18 are respectively arranged on the second movable swing block 4 and the fourth movable swing block 6, a first left-right adjusting function key 13 and a second left-right adjusting function key 14 are respectively arranged on the third movable swing block 5 and the fourth movable swing block 6, a fifth hinge shaft 25 and a sixth hinge shaft 26 are rotatably connected between the first movable swing block 3 and the second movable swing block 4, a second hinge shaft 24 and a third hinge shaft 27 are rotatably connected between the third movable swing block 5 and the fourth movable swing block 6, one end of an arc-shaped I-shaped connecting rod 7 is connected with the sixth hinge shaft 26, one end of a U-shaped connecting rod 8 is connected with the third hinge shaft 27, a first hinge shaft 23 is arranged in the middle of the arc-shaped I-shaped connecting rod 7, the arc-shaped I-shaped connecting rod 7 is rotatably connected with the middle part of the U-shaped connecting piece 8 through a first hinge shaft 23, the other end of the arc-shaped I-shaped connecting rod 7 is rotatably connected with a second hinge shaft 24, the other end of the U-shaped connecting piece 8 is rotatably connected with a fifth hinge shaft 25, two seventh hinge shafts 28 are arranged between the first movable swinging block 3 and the second movable swinging block 4, and two fourth hinge shafts 29 are arranged between the third movable swinging block 5 and the fourth movable swinging block 6.

When the gravity blind hinge is used, the gravity blind hinge is formed by combining a first shell 1, a second shell 2, a first movable swinging block 3, a second movable swinging block 4, a third movable swinging block 5, a fourth movable swinging block 6, an arc I-shaped connecting rod 7 and a U-shaped connecting piece 8, a first front-back adjusting function key 9, a second front-back adjusting function key 10, a third front-back adjusting function key 11 and a fourth front-back adjusting function key 12 which are arranged on the first movable swinging block 3 and the second movable swinging block 4 ensure the front-back adjustment balance of doors and windows when the door and window are installed, a first left-right adjusting function key 13 and a second left-right adjusting function key 14 are arranged on the third movable swinging block 5 and the fourth movable swinging block 6, so that the door and window are installed, the left-right adjustment balance of the door leaf and the door frame is ensured, a first adjusting groove 15, a second adjusting groove 16, a third adjusting groove 17 and a fourth adjusting groove 18 are arranged on the first movable swinging block 3, the second movable swinging block 4, the third movable swinging block 5 and the fourth movable swinging block 6, and the door leaf are installed, and the door leaf is ensured to be balanced; the following three points are combined, so that the three-dimensional adjustable function is achieved.

Referring to fig. 4, a first anti-slip groove 19, a second anti-slip groove 20, a third anti-slip groove 21 and a fourth anti-slip groove 22 are disposed in the first housing 1 and the second housing 2, the first anti-slip groove 19 and the second anti-slip groove 20 in the first housing 1 are disposed corresponding to the third movable swing block 5, the first anti-slip groove 19 and the second anti-slip groove 20 in the second housing 2 are disposed corresponding to the first movable swing block 3, the third anti-slip groove 21 and the fourth anti-slip groove 22 in the first housing 1 are disposed corresponding to the fourth movable swing block 6, and the third anti-slip groove 21 and the fourth anti-slip groove 22 in the second housing 2 are disposed corresponding to the second movable swing block 4.

When the anti-slip door window is used, the anti-slip groove is formed in the joint of the shell and the swinging block, so that the door window can be effectively guaranteed to slide downwards due to the looseness of gravity when the door window is used.

Referring to fig. 1, 2, 3 and 5, planar bearings are respectively arranged in guide grooves at the joint of the first movable swing block 3 and the sixth hinge shaft 26, the joint of the second movable swing block 4 and the sixth hinge shaft 26, the joint of the first movable swing block 3 and the third hinge shaft 27 and the joint of the second movable swing block 4 and the third hinge shaft 27, guide grooves are respectively arranged at the joint of the arc-shaped i-shaped linkage 7 and the sixth hinge shaft 26, the joint of the first movable swing block 3 and the sixth hinge shaft 26, the joint of the second movable swing block 4 and the sixth hinge shaft 26, the joint of the U-shaped arc-shaped connection member 8 and the third hinge shaft 27, the joint of the third movable swing block 5 and the third hinge shaft 27 and the joint of the fourth movable swing block 6 and the third hinge shaft 27, two seventh hinge shafts 28 are arranged below the fifth hinge shaft 25 and the sixth hinge shaft 26, and two fourth hinge shafts 29 are arranged below the second hinge shaft 24 and the third hinge shaft 27.

During the use, the connection axle sixth hinge 26 and the third hinge 27 of arc I-shaped continuous drawing 7 and U arc connecting piece 8 and first activity pendulum block 3, second activity pendulum block 4, third activity pendulum block 5 and fourth activity pendulum block 6 adopt the guide way to slide, 4 plane bearings have been increased with the junction of second hinge 24 fifth hinge 25, it is more smooth and easy, more nimble when making switch door and window, and can great increase the stability, depth of parallelism and bearing capacity of product, upgrade traditional five axles into seven axles.

When the embodiment of the application is used: the gravity blind hinge is formed by combining a first shell 1, a second shell 2, a first movable swinging block 3, a second movable swinging block 4, a third movable swinging block 5, a fourth movable swinging block 6, an arc I-shaped connecting pull 7 and a U-shaped connecting piece 8, wherein a first front-back adjusting function key 9, a second front-back adjusting function key 10, a third front-back adjusting function key 11 and a fourth front-back adjusting function key 12 are arranged on the first movable swinging block 3 and the second movable swinging block 4, so that the front-back adjustment balance of a door and a window is ensured when the door and the window are installed, a first left-right adjusting function key 13 and a second left-right adjusting function key 14 are arranged on the third movable swinging block 5 and the fourth movable swinging block 6, so that the left-right adjustment balance of the door leaf and a door frame is ensured when the door and the window are installed, and a first adjusting groove 15, a second adjusting groove 16, a third adjusting groove 17 and a fourth adjusting groove 18 are arranged on the first movable swinging block 3, the second movable swinging block 4, the third movable swinging block 5 and the fourth movable swinging block 6, so that the door leaf and the door leaf are ensured to be balanced when the door and window are installed; the following three points are combined to achieve a three-dimensional adjustable function, a first hinge shaft 23, a second hinge shaft 24, a third hinge shaft 27, a fourth hinge shaft 29, a fifth hinge shaft 25, a sixth hinge shaft 26 and a seventh hinge shaft 28 are arranged, so that the traditional five shafts are upgraded into seven shafts, the connecting shafts of the arc-shaped I-shaped connecting rod 7, the U-shaped connecting piece 8, the first movable swinging block 3, the second movable swinging block 4, the third movable swinging block 5 and the fourth movable swinging block 6, the sixth hinge shaft 26 and the third hinge shaft 27 slide by adopting guide grooves, and 4 plane bearings are additionally arranged at the connecting part of the connecting shafts and the fifth hinge shaft 25 of the second hinge shaft 24, so that the door and window can be opened and closed more smoothly and more flexibly, and the stability, parallelism and bearing capacity of a product can be greatly increased.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. Gravity blind hinge, including first shell (1), second shell (2), first activity pendulum piece (3), second activity pendulum piece (4), third activity pendulum piece (5), fourth activity pendulum piece (6), arc I shape even draw (7) and U arc connecting piece (8), first activity pendulum piece (3) and second activity pendulum piece (4) are located second shell (2), third activity pendulum piece (5) and fourth activity pendulum piece (6) are located first shell (1), first activity pendulum piece (3) and second activity are equipped with arc I shape even draw (7) between pendulum piece (4), third activity pendulum piece (5) and fourth activity pendulum piece (6) are equipped with U arc connecting piece (8), arc I shape even draw (7) and U arc connecting piece (8) rotate to be connected its characterized in that: a first front-back adjusting function key (9) and a second front-back adjusting function key (10) are arranged on the first movable swing block (3), a third front-back adjusting function key (11) and a fourth front-back adjusting function key (12) are arranged on the second movable swing block (4), a first adjusting groove (15) and a second adjusting groove (16) are arranged on the first movable swing block (3) and the third movable swing block (5), a third adjusting groove (17) and a fourth adjusting groove (18) are arranged on the second movable swing block (4) and the fourth movable swing block (6), a first left-right adjusting function key (13) and a second left-right adjusting function key (14) are arranged on the third movable swing block (5) and the fourth movable swing block (6), a fifth hinge shaft (25) and a sixth hinge shaft (26) are rotatably connected between the first movable swing block (3) and the second movable swing block (4), a third movable swing block (5) and the fourth movable swing block (6) are rotatably connected with a third arc-shaped hinge shaft (25) and a sixth hinge shaft (26), a third movable swing block (5) and a fourth movable swing block (7) are rotatably connected with a third arc-shaped hinge shaft (27), and a third arc-shaped hinge shaft (27) are connected with a third arc-shaped hinge shaft (7), the arc I-shaped connecting rod is characterized in that the arc I-shaped connecting rod (7) is rotatably connected with the middle of the U-shaped connecting piece (8) through a first hinge shaft (23), the other end of the arc I-shaped connecting rod (7) is rotatably connected with a second hinge shaft (24), the other end of the U-shaped connecting piece (8) is rotatably connected with a fifth hinge shaft (25), two seventh hinge shafts (28) are arranged between the first movable swinging block (3) and the second movable swinging block (4), and two fourth hinge shafts (29) are arranged between the third movable swinging block (5) and the fourth movable swinging block (6).

2. The gravity blind hinge according to claim 1, wherein: a first anti-skid groove (19), a second anti-skid groove (20), a third anti-skid groove (21) and a fourth anti-skid groove (22) are formed in the first shell (1) and the second shell (2).

3. The gravity blind hinge according to claim 2, wherein: the anti-skid device is characterized in that a first anti-skid groove (19) and a second anti-skid groove (20) in the first shell (1) are arranged corresponding to a third movable swing block (5), a first anti-skid groove (19) and a second anti-skid groove (20) in the second shell (2) are arranged corresponding to a first movable swing block (3), a third anti-skid groove (21) and a fourth anti-skid groove (22) in the first shell (1) are arranged corresponding to a fourth movable swing block (6), and the third anti-skid groove (21) and the fourth anti-skid groove (22) in the second shell (2) are arranged corresponding to a second movable swing block (4).

4. The gravity blind hinge according to claim 1, wherein: and plane bearings are arranged in guide grooves at the joint of the first movable swing block (3) and the sixth hinge shaft (26), the joint of the second movable swing block (4) and the sixth hinge shaft (26), the joint of the first movable swing block (3) and the third hinge shaft (27) and the joint of the second movable swing block (4) and the third hinge shaft (27).

5. The gravity blind hinge according to claim 1, wherein: the connecting part of the arc-shaped I-shaped continuous pull rod (7) and the sixth hinge shaft (26), the connecting part of the first movable swinging block (3) and the sixth hinge shaft (26), the connecting part of the second movable swinging block (4) and the sixth hinge shaft (26), the connecting part of the U-shaped connecting piece (8) and the third hinge shaft (27), the connecting part of the third movable swinging block (5) and the third hinge shaft (27) and the connecting part of the fourth movable swinging block (6) and the third hinge shaft (27) are all provided with guide grooves.

6. The gravity blind hinge according to claim 1, wherein: the two seventh hinge shafts (28) are positioned below the fifth hinge shaft (25) and the sixth hinge shaft (26), and the two fourth hinge shafts (29) are positioned below the second hinge shaft (24) and the third hinge shaft (27).