CN215889710U - Blind hinge of silent door and window - Google Patents
Blind hinge of silent door and window Download PDFInfo
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- CN215889710U CN215889710U CN202121927145.8U CN202121927145U CN215889710U CN 215889710 U CN215889710 U CN 215889710U CN 202121927145 U CN202121927145 U CN 202121927145U CN 215889710 U CN215889710 U CN 215889710U
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Abstract
The utility model relates to the technical field of blind hinges for doors and windows, in particular to a mute blind hinge for doors and windows, wherein a connecting arm is rotatably arranged on one side of a hinged cup, a straight arm matched with the connecting arm is movably arranged on the upper surface of a base, a connecting assembly is arranged between the straight arm and the connecting arm, the connecting assembly comprises a straight arm lamination rotatably arranged in the connecting arm, one end of the straight arm lamination extends into the straight arm and is provided with an elliptic lamination groove, and a straight arm triangle is movably arranged at the position, located in the elliptic lamination groove, of one end of the straight arm lamination. The utility model has simple structure and novel design, improves the connection mode between the lamination elliptic groove on the straight arm lamination and the straight arm triangle through the arrangement of the single needle, the annular groove on the cylinder sleeve and the ball, converts the original sliding friction into rolling friction, perfectly avoids the problems of abnormal sound and trembling of the hinge after the single needle is worn, and prolongs the service life of the equipment.
Description
Technical Field
The utility model relates to the technical field of door and window blind hinges, in particular to a mute door and window blind hinge.
Background
Most of the products such as cabinets, desks and household appliances are provided with door cabinets, and usually, a hidden hinge is installed at a corner of the door cabinet to realize the opening and closing of the door cabinet.
Most hinges are basically of two-connection type, and belong to relatively original sliding friction, products are easy to wear, and abnormal noise is generated, so that the technical personnel in the field provide a blind hinge for silent doors and windows to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a blind hinge for a silent door and window, which aims to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: a mute door and window blind hinge comprises a hinged cup and a base, wherein a connecting arm is rotatably arranged on one side of the hinged cup, a straight arm matched with the connecting arm is movably arranged on the upper surface of the base, and a connecting assembly is arranged between the straight arm and the connecting arm;
coupling assembling installs the straight arm lamination at the linking arm inside including rotating, the one end of straight arm lamination extends to the inside of straight arm and has seted up the lamination elliptical trough, and the position department movable mounting that the one end of straight arm lamination is located the lamination elliptical trough has straight arm triangle, install the single needle between straight arm triangle and the lamination elliptical trough, the outside cover of single needle is equipped with the cylinder liner, and the outside of single needle and the equal symmetry in inboard of cylinder liner have seted up the annular groove, relative two evenly install the ball between the annular groove, the outer end fixed mounting of cylinder liner has the sleeve with the lamination elliptical trough adaptation.
As a further aspect of the utility model: the utility model discloses a damping device of straight arm triangle, including base, straight arm triangle, the one corner position department of straight arm triangle rotates installs the attenuator with straight arm adaptation, the upper end of straight arm is installed and is run through the attenuator and with base threaded connection's fastening screw.
As a further aspect of the utility model: the upper end of the base is provided with an adjusting groove, and the upper surface of the straight arm is provided with an adjusting screw matched with the adjusting groove.
As a further aspect of the utility model: the connecting part of one end of the straight arm lamination and the connecting arm is provided with a first connecting pin, and the middle end of the straight arm lamination is provided with a second connecting pin which is rotatably connected with the straight arm.
As a further aspect of the utility model: threaded mounting holes are symmetrically formed in the two ends of the hinged cup, and a hinged groove matched with the connecting arm is formed in the middle of the hinged cup.
As a further aspect of the utility model: and a torsion spring is arranged at the position, close to the upper end, of the joint of the straight arm and the connecting arm, and a notch matched with the torsion spring is formed in the upper end of the straight arm lamination.
Compared with the prior art, the utility model has the beneficial effects that: the utility model has simple structure and novel design, improves the connection mode between the lamination elliptic groove on the straight arm lamination and the straight arm triangle through the arrangement of the single needle, the annular groove on the cylinder sleeve and the ball, converts the original sliding friction into rolling friction, perfectly avoids the problems of abnormal sound and trembling of the hinge after the single needle is worn, and prolongs the service life of the equipment.
Drawings
FIG. 1 is a schematic view of a blind hinge for a silent door/window;
FIG. 2 is a schematic view of a connecting assembly in a blind hinge for a silent door/window;
fig. 3 is a schematic view of a mounting structure of a single needle in a blind hinge of a silent door/window.
In the figure: 1. reaming the cup; 2. a base; 3. a straight arm; 4. a connecting arm; 5. adjusting screws; 6. fastening screws; 7. a damper; 8. a first connecting pin; 9. a second connecting pin; 10. a straight arm lamination; 11. a lamination elliptical slot; 12. a straight arm triangle; 13. a single needle; 14. a cylinder liner; 15. a sleeve; 16. a ball bearing; 17. an annular groove.
Detailed Description
Referring to fig. 1 to 3, in the embodiment of the utility model, a silent door and window blind hinge includes a hinge cup 1 and a base 2, wherein a connecting arm 4 is rotatably installed at one side of the hinge cup 1, a straight arm 3 adapted to the connecting arm 4 is movably installed on the upper surface of the base 2, and a connecting assembly is installed between the straight arm 3 and the connecting arm 4;
the connecting assembly comprises a straight arm lamination 10 rotatably installed inside a connecting arm 4, one end of the straight arm lamination 10 extends to the inside of a straight arm 3 and is provided with an elliptical lamination groove 11, one end of the straight arm lamination 10 is movably installed at the position of the elliptical lamination groove 11, a straight arm triangle 12 is installed between the straight arm triangle 12 and the elliptical lamination groove 11, a single needle 13 is installed outside the single needle 13 in a sleeved mode, a cylinder sleeve 14 is symmetrically arranged on the outer side of the single needle 13 and the inner side of the cylinder sleeve 14, ball bearings 16 are evenly installed between the two opposite annular grooves 17, a sleeve 15 matched with the elliptical lamination groove 11 is fixedly installed at the outer end of the cylinder sleeve 14, and through the arrangement of the single needle 13, the annular grooves 17 and the ball bearings 16 on the cylinder sleeve 14, the connecting mode between the elliptical lamination groove 11 on the straight arm lamination 10 and the straight arm triangle 12 is improved, so that the original sliding friction is converted into rolling friction, the abrasion of the single needle 13 is reduced, abnormal sound and trembling of the hinge after the single needle 13 is abraded are perfectly avoided, and the service life of the equipment is prolonged.
In fig. 1 and 2, a damper 7 matched with the straight arm 3 is rotatably installed at one corner of the straight arm triangle 12, so that the stability of the equipment during operation is improved, and a fastening screw 6 penetrating through the damper 7 and connected with the base 2 through threads is installed at the upper end of the straight arm 3, and mainly plays a role in fixing.
In fig. 1, the upper end of the base 2 is provided with an adjusting groove, the upper surface of the straight arm 3 is provided with an adjusting screw 5 matched with the adjusting groove, and the adjusting screw 5 is rotated to enable the adjusting groove and the adjusting screw 5 to slide, so that the effective length of the straight arm 3 is adjusted, and the adjustment of the equipment can be further realized.
In fig. 1 and 2, a first connecting pin 8 is arranged at the joint of one end of the straight arm lamination 10 and the connecting arm 4, and a second connecting pin 9 rotatably connected with the straight arm 3 is arranged at the middle end of the straight arm lamination 10, so that the straight arm 3 is driven to move when the straight arm lamination 10 moves.
In fig. 1, threaded mounting holes are symmetrically formed in two ends of the hinged cup 1, and a hinged groove matched with the connecting arm 4 is formed in the middle of the hinged cup 1, so that the connecting arm 4 can be accommodated conveniently, and the range of a rotation angle of the equipment is widened.
In fig. 1 and 2, a torsion spring is mounted at a position close to the upper end of the joint of the straight arm 3 and the connecting arm 4, which is beneficial to the recovery of the opened and closed equipment, and a notch matched with the torsion spring is formed at the upper end of the straight arm lamination 10, so that the torsion spring is conveniently mounted.
The working principle of the utility model is as follows: the device is simple in structure and novel in design, when the device is used, the device is arranged at the corner of a door and a window through the threaded mounting hole, the adjusting screw 5 is rotated to enable the adjusting groove and the adjusting screw 5 to slide, so that the effective length of the straight arm 3 is adjusted, the device can be further adjusted, the connection mode between the lamination elliptic groove 11 on the straight arm lamination 10 and the straight arm triangle 12 is improved through the arrangement of the single needle 13, the annular groove 17 on the cylinder sleeve 14 and the ball 16, the original sliding friction is converted into rolling friction, the abrasion of the single needle 13 is reduced, abnormal sound and vibration of a hinge after the single needle 13 is abraded are perfectly avoided, and the service life of the device is prolonged.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.
Claims (6)
1. A blind hinge for silent doors and windows comprises a hinged cup (1) and a base (2), and is characterized in that a connecting arm (4) is rotatably arranged on one side of the hinged cup (1), a straight arm (3) matched with the connecting arm (4) is movably arranged on the upper surface of the base (2), and a connecting assembly is arranged between the straight arm (3) and the connecting arm (4);
coupling assembling installs straight arm lamination (10) inside at linking arm (4) including rotating, the one end of straight arm lamination (10) extends to the inside of straight arm (3) and has seted up lamination elliptical trough (11), and the one end of straight arm lamination (10) is located the position movable mounting of lamination elliptical trough (11) has straight arm triangle (12), install between straight arm triangle (12) and lamination elliptical trough (11) single needle (13), the outside cover of single needle (13) is equipped with cylinder liner (14), and the outside of single needle (13) and the equal symmetry in inboard of cylinder liner (14) have seted up annular groove (17), two relatively evenly install ball (16) between annular groove (17), the outer end fixed mounting of cylinder liner (14) has sleeve (15) with lamination elliptical trough (11) adaptation.
2. The blind hinge for the silent door and window as claimed in claim 1, wherein a damper (7) adapted to the straight arm (3) is rotatably mounted at one corner of the straight arm triangle (12), and a fastening screw (6) penetrating through the damper (7) and in threaded connection with the base (2) is mounted at the upper end of the straight arm (3).
3. The blind hinge for silent doors and windows according to claim 1, wherein the upper end of the base (2) is provided with an adjusting groove, and the upper surface of the straight arm (3) is provided with an adjusting screw (5) matched with the adjusting groove.
4. The blind hinge for silent door and window according to claim 1, wherein a first connecting pin (8) is provided at the joint of one end of the straight arm lamination (10) and the connecting arm (4), and a second connecting pin (9) rotatably connected with the straight arm (3) is installed at the middle end of the straight arm lamination (10).
5. The blind hinge for silent doors and windows as claimed in claim 1, wherein threaded mounting holes are symmetrically formed at both ends of the hinged cup (1), and a hinge slot adapted to the connecting arm (4) is formed at the middle position of the hinged cup (1).
6. The blind hinge for silent doors and windows according to claim 1, wherein a torsion spring is installed at the joint of the straight arm (3) and the connecting arm (4) near the upper end, and the upper end of the straight arm lamination (10) is provided with a notch matched with the torsion spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121927145.8U CN215889710U (en) | 2021-08-17 | 2021-08-17 | Blind hinge of silent door and window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121927145.8U CN215889710U (en) | 2021-08-17 | 2021-08-17 | Blind hinge of silent door and window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215889710U true CN215889710U (en) | 2022-02-22 |
Family
ID=80342720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121927145.8U Active CN215889710U (en) | 2021-08-17 | 2021-08-17 | Blind hinge of silent door and window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215889710U (en) |
-
2021
- 2021-08-17 CN CN202121927145.8U patent/CN215889710U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523569 No. 2 shujiuwei side road, Changping Town, Dongguan City, Guangdong Province Patentee after: Guangdong Grace Precision Hardware Technology Co.,Ltd. Address before: 523569 No. 2 shujiuwei side road, Changping Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN GERUISI PRECISION HARDWARE TECHNOLOGY Co.,Ltd. |