CN221220126U - Buffer hinge that wide-angle was opened - Google Patents
Buffer hinge that wide-angle was opened Download PDFInfo
- Publication number
- CN221220126U CN221220126U CN202323004840.9U CN202323004840U CN221220126U CN 221220126 U CN221220126 U CN 221220126U CN 202323004840 U CN202323004840 U CN 202323004840U CN 221220126 U CN221220126 U CN 221220126U
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- arm
- hinge
- piston
- supporting arm
- buffer
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- 238000013016 damping Methods 0.000 claims description 24
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 238000007789 sealing Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000005056 compaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The utility model discloses a buffer hinge capable of being opened at a large angle, which comprises a hinge main body arranged on a side plate of a cabinet body and a hinge cup arranged on a cabinet door, wherein the hinge main body comprises a three-dimensional adjusting base and a hinge arm.
Description
Technical Field
The utility model relates to the field of hinges, in particular to a buffer hinge capable of being opened at a large angle.
Background
Hinges are also known as hinges and are mechanical devices used to connect two solids and allow relative rotation between them; the hinge is mainly arranged on the door and window, and the hinge is more arranged on the cabinet; in order to make people enjoy better, a hydraulic hinge (also called damping hinge) is provided, which is characterized in that the damping function is brought when the cabinet door is closed, and the noise generated by collision with the cabinet body when the cabinet door is closed is reduced to the greatest extent.
The hinge comprises a hinge cup arranged on the cabinet door and a hinge seat arranged on the side plate of the cabinet body, and a hinge arm on the hinge seat extends outwards to be hinged with the hinge cup; but current hinge structure, when the cabinet door is opened to 90 degrees, thereby the inside wall of cabinet door can be higher than cabinet body curb plate and hinder the drawer to take out and remove, thereby needs the cabinet door to continue to open bigger angle and just can take the cupboard out, for some install in narrow and small space the cupboard open bring trouble, for example in the corner, because the wall blocks its cabinet door and opens the biggest angle for 90 degrees.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model aims to provide a buffer hinge which is opened at a large angle.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The buffer hinge comprises a hinge main body arranged on a side plate of a cabinet body and a hinge cup arranged on a cabinet door, wherein the hinge main body comprises a three-dimensional adjusting base arranged on the side plate of the cabinet body, a hinge arm is arranged on the three-dimensional adjusting base, the front end part of the hinge arm is hinged with a front supporting arm, the front supporting arm is hinged with a front rotating shaft of the hinge cup through a front connecting arm, a buffer is arranged on the front connecting arm, and one end part of the buffer is propped against the front supporting arm; the rear end part of the hinge arm is hinged with a rear supporting arm, the middle part of the front supporting arm is hinged with a rear connecting arm, one end part of the rear connecting arm is hinged with the rear supporting arm, the rear connecting arm is provided with a buffer torsion spring, and one end part of the buffer torsion spring is abutted against the rear supporting arm; the other end part of the rear connecting arm is provided with a left support arm and a right support arm, and the left support arm and the right support arm are downwards bent and hinged with a rear rotating shaft of the hinge cup; the front supporting arm and the front connecting arm are arranged between the left supporting arm and the right supporting arm, and the front supporting arm is respectively hinged with the left supporting arm and the right supporting arm through pin shafts.
The utility model further provides that: the back side wall of the hinge cup is provided with an avoidance notch, a reinforcing plate is arranged at the avoidance notch, and the reinforcing plate is bent towards the back rotating shaft.
The utility model further provides that: the buffer comprises a damping shell, a piston rod and a piston, wherein the damping shell is provided with a top hole and a pressure cavity for filling damping oil, and one end part of the piston rod penetrates through the top hole of the damping shell and is arranged in the pressure cavity to be connected with the piston; a sealing upper cover is arranged at the top hole, and a piston rod is arranged on the sealing upper cover to seal the pressure cavity; wherein the piston divide into pressure chamber and lower pressure chamber with the pressure chamber, is provided with the pre-compaction spring, characterized by in the lower pressure chamber: the piston comprises an upper piston layer and a lower piston layer, a connecting part is arranged between the upper piston layer and the lower piston layer, a plurality of concave through grooves are uniformly distributed on the side wall of the upper piston layer, a plurality of through holes are uniformly distributed in the center of the lower piston layer, and damping oil can flow in the upper pressure cavity and the lower pressure cavity through the through holes and the concave through grooves.
The utility model further provides that: the installation end that the piston rod is connected with the piston is equipped with a plurality of toper barb, and the toper barb stacks in proper order and sets up.
The utility model further provides that: a compression spring is disposed between the seal upper cover and the piston.
The utility model further provides that: the sealing upper cover is in contact with one end of the compression spring through the upper gasket, and the piston is in contact with the other end of the compression spring through the lower gasket.
The utility model has the beneficial effects that: according to the hinge cup, the front rotating shaft of the hinge cup is connected with the front end part of the hinge arm through the front supporting arm and the front connecting arm, the rear rotating shaft of the hinge cup is connected with the rear end part of the hinge arm through the rear supporting arm and the rear connecting arm, when the hinge cup rotates the rear rotating shaft, the front rotating shaft of the hinge cup drives the front supporting arm and the front connecting arm to move relatively, the front supporting arm and the front connecting arm are hinged with each other, the outward overturning space of the hinge cup is greatly increased, and because the front supporting arm and the front connecting arm are arranged between the left supporting arm and the right supporting arm of the rear connecting arm, the relative movement of the front supporting arm and the front connecting arm does not interfere with the rear connecting arm, the rotation opening angle of the hinge cup is greatly increased, and therefore large-angle opening is achieved.
Furthermore, the front rotating shaft and the rear rotating shaft of the hinge cup are separately and independently arranged, the rear rotating shaft of the hinge cup is directly connected with the rear end part of the hinge arm through the rear supporting arm and the rear connecting arm, the rear rotating shaft setting position is not limited by the front rotating shaft, the rear supporting arm and the rear connecting arm are hinged, the rear rotating shaft setting space is greatly increased, the left supporting arm and the right supporting arm can be downwards bent to be hinged with the rear rotating shaft of the hinge cup, the hinge point of the hinge cup and the rear connecting arm is arranged below the mounting horizontal plane of the three-dimensional adjusting base, and when the hinge cup is outwards turned for 90 degrees, the inner side wall of the cabinet door is lower than the side plate of the cabinet body, so that the drawer can be smoothly pulled out.
Drawings
FIG. 1 is a schematic view of a buffer hinge with wide angle opening according to the present utility model;
FIG. 2 is a schematic view of the mounting structure of the front support arm, front link arm and bumper;
FIG. 3 is a schematic view of the mounting structure of the rear support arm, rear link arm and buffer torsion spring;
FIG. 4 is a schematic view of the structure of the hinge cup;
FIG. 5 is a schematic diagram of a buffer structure;
FIG. 6 is a schematic view of a structure with a damper shell removed from a shock absorber;
FIG. 7 is a schematic illustration of a piston;
FIG. 8 is a schematic diagram II of a piston;
FIG. 9 is a schematic view of the piston rod
Reference numerals illustrate: 1. a hinge body; 2. a hinge cup; 21. avoiding the notch; 22. a reinforcing plate; 3. a three-dimensional adjusting base; 4. a hinge arm; 5. a front support arm; 6. a front connecting arm; 7. a buffer; 71. a damping shell; 711. a top hole; 72. a piston rod; 721. cone-shaped barbs; 73. a piston; 731. an upper piston layer; 7311. a concave through groove; 732. a lower piston layer; 7321. a through hole; 733. a connection part; 74. sealing the upper cover; 75. pre-pressing a spring; 76. a compression spring; 77. a gasket is arranged on the upper part; 78. a lower gasket; 8. a rear support arm; 9. a rear connecting arm; 91. a left support arm; 92. a right support arm; 10. and a buffer torsion spring.
Detailed Description
A large angle opening damper hinge according to the present utility model will be described in further detail with reference to fig. 1 to 9.
As can be seen from fig. 1 to 3, a buffer hinge opened at a large angle comprises a hinge main body 1 mounted on a side plate of a cabinet body and a hinge cup 2 mounted on a cabinet door, wherein the hinge main body 1 comprises a three-dimensional adjusting base 3 mounted on the side plate of the cabinet body, a hinge arm 4 is arranged on the three-dimensional adjusting base 3, the front end part of the hinge arm 4 is hinged with a front supporting arm 5, the front supporting arm 5 is hinged with a front rotating shaft of the hinge cup 2 through a front connecting arm 6, a buffer 7 is arranged on the front connecting arm 6, and one end part of the buffer 7 is abutted against the front supporting arm 5; the rear end part of the hinge arm 4 is hinged with a rear supporting arm 8, the middle part of the front supporting arm 5 is hinged with a rear connecting arm 9, one end part of the rear connecting arm 9 is hinged with the rear supporting arm 8, the rear connecting arm 9 is provided with a buffer torsion spring 10, and one end part of the buffer torsion spring 10 is abutted against the rear supporting arm 8; the other end part of the rear connecting arm 9 is provided with a left support arm 91 and a right support arm 92, and the left support arm 91 and the right support arm 92 are both bent downwards and hinged with a rear rotating shaft of the hinge cup 2; the front support arm 5 and the front connecting arm 6 are disposed between the left support arm 91 and the right support arm 92, and the front support arm 5 is hinged to the left support arm 91 and the right support arm 92 through pins, respectively.
In the utility model, the hinge arm 4 is hinged with the front support arm 5 and the rear support arm 8 through pin shafts, and the front connection arm 6 is hinged with the front support arm 5 and the rear connection arm 8 is hinged with the rear connection arm through pin shafts.
According to the hinge cup, the front rotating shaft of the hinge cup 2 is connected with the front end part of the hinge arm 4 through the front supporting arm 5 and the front connecting arm 6, the rear rotating shaft of the hinge cup 2 is connected with the rear end part of the hinge arm 4 through the rear supporting arm 8 and the rear connecting arm 9, when the hinge cup 2 rotates the rear rotating shaft, the front rotating shaft of the hinge cup 2 drives the front supporting arm 5 and the front connecting arm 6 to relatively move, the outward overturning space of the hinge cup 2 is greatly increased by hinging the front supporting arm 5 and the front connecting arm 6, and because the front supporting arm 5 and the front connecting arm 6 are arranged between the left supporting arm 91 and the right supporting arm 92 of the rear connecting arm 9, the relative movement of the front supporting arm 5 and the front connecting arm 6 does not interfere with the rear connecting arm 9, the rotation opening angle of the hinge cup 2 is greatly increased, and therefore large-angle opening is achieved.
Furthermore, the front rotating shaft and the rear rotating shaft of the hinge cup 2 are separately and independently arranged, the rear rotating shaft of the hinge cup 2 is directly connected with the rear end part of the hinge arm 4 through the rear supporting arm 8 and the rear connecting arm 9, the rear rotating shaft setting position is not limited by the front rotating shaft, the rear supporting arm 8 and the rear connecting arm 9 are hinged, the rear rotating shaft setting space is greatly increased, both the left supporting arm 91 and the right supporting arm 92 can be downwards bent to be hinged with the rear rotating shaft of the hinge cup 2, the hinge point of the hinge cup 2 and the rear connecting arm 9 is arranged below the installation horizontal plane of the three-dimensional adjusting base 3, and when the hinge cup 2 is outwards turned for 90 degrees, the inner side wall of the cabinet door is lower than the side plate of the cabinet body, so that the drawer is smoothly pulled out.
As can be seen from fig. 4, the rear side wall of the hinge cup 2 is provided with a avoidance notch 21, so that the outward turning space of the hinge cup 2 is increased, the outward turning angle of the hinge cup 2 is increased, meanwhile, in order to solve the problem that the strength is reduced due to the avoidance notch 21 formed in the hinge cup 2, a reinforcing plate 22 is arranged at the avoidance notch 21, and the reinforcing plate 22 is bent towards the rear rotating shaft.
The front connecting arm 6 is provided with a buffer 7, as can be seen from fig. 5 and 6, the buffer 7 comprises a damping shell 71, a piston rod 72 and a piston 73, the damping shell 71 is provided with a top hole 711 and a pressure cavity for filling damping oil, and one end part of the piston rod 72 passes through the top hole 711 of the damping shell 71 and is arranged in the pressure cavity to be connected with the piston 73; a sealing upper cover 74 is arranged at the top hole 711, and the sealing upper cover 74 is arranged on the piston rod 72 to seal the pressure cavity; the piston 73 divides the pressure chamber into an upper pressure chamber and a lower pressure chamber, a pre-compression spring 75 is disposed in the lower pressure chamber, as can be seen from fig. 7 and 8, the piston 73 includes an upper piston layer 731 and a lower piston layer 732, a connection portion 733 is disposed between the upper piston layer 731 and the lower piston layer 732, a plurality of concave through grooves 7311 are uniformly distributed on a sidewall of the upper piston layer 731, and a plurality of through holes 7321 are uniformly distributed on a central position of the lower piston layer 732, so that damping oil can flow through the through holes 7321 and the concave through grooves 7311 in the upper pressure chamber and the lower pressure chamber.
According to the utility model, the connecting part 733 is arranged between the upper piston layer 731 and the lower piston layer 732, so that the upper piston layer 731 and the lower piston layer 732 form a buffer area, damping oil can flow to the buffer area through the through holes 7321 and then flow to the upper pressure cavity through the concave through grooves 7311 when the piston rod 72 is compressed, the damping oil can flow to the buffer area to play a buffering role when in a violence experiment, and the concave through grooves 7311 are close to the side wall of the damping shell 71 and can timely flow to the upper pressure cavity when the damping oil presses the side wall of the damping shell 71, so that the phenomenon of cylinder explosion caused by overlarge pressure of the pressure cavity of the damping shell 71 is avoided.
As can be seen from fig. 9, in which a plurality of cone-shaped barbs 721 are provided at the mounting end of the piston rod 72 to which the piston 73 is connected in order to facilitate the mounting of the piston 73, the cone-shaped barbs 721 are arranged one above the other so that the piston 73 is firmly mounted to the piston rod 72 by the cone-shaped barbs 721 after the mounting portion of the piston rod 72 is mounted through the mounting hole of the piston 73.
A compression spring 76 is provided between the seal upper cover 74 and the piston 73 so that the piston rod 72 is initially moved, and the compression spring 76 can provide a blocking and buffering effect on the movement of the piston rod 72, thereby avoiding the problems of failure or too little resistance of the piston rod 72 in the initial movement.
The sealing upper cover 74 is abutted against one end part of the compression spring 76 through the upper gasket 77, and the piston 73 is abutted against the other end part of the compression spring 76 through the lower gasket 78, so that the compression spring 76 can be conveniently installed, and the compression spring 76 is prevented from being deviated.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (6)
1. The utility model provides a buffering hinge that wide-angle was opened, includes the hinge main part of installing in cabinet body curb plate and installs in the hinge cup of cabinet door, the hinge main part is including installing three-dimensional regulation base on cabinet body curb plate, sets up the hinge arm, characterized by on three-dimensional regulation base:
The front end part of the hinge arm is hinged with a front supporting arm, the front supporting arm is hinged with a front rotating shaft of the hinge cup through a front connecting arm, the front connecting arm is provided with a buffer, and one end part of the buffer is abutted against the front supporting arm;
The rear end part of the hinge arm is hinged with a rear supporting arm, the middle part of the front supporting arm is hinged with a rear connecting arm, one end part of the rear connecting arm is hinged with the rear supporting arm, the rear connecting arm is provided with a buffer torsion spring, and one end part of the buffer torsion spring is abutted against the rear supporting arm;
The other end part of the rear connecting arm is provided with a left support arm and a right support arm, and the left support arm and the right support arm are downwards bent and hinged with a rear rotating shaft of the hinge cup;
The front supporting arm and the front connecting arm are arranged between the left supporting arm and the right supporting arm, and the front supporting arm is respectively hinged with the left supporting arm and the right supporting arm through pin shafts.
2. The large angle opening cushion hinge of claim 1, wherein: the back side wall of the hinge cup is provided with an avoidance notch, a reinforcing plate is arranged at the avoidance notch, and the reinforcing plate is bent towards the back rotating shaft.
3. A wide angle opening buffer hinge according to claim 1 or 2, characterized in that: the buffer comprises a damping shell, a piston rod and a piston, wherein the damping shell is provided with a top hole and a pressure cavity for filling damping oil, and one end part of the piston rod penetrates through the top hole of the damping shell and is arranged in the pressure cavity to be connected with the piston; a sealing upper cover is arranged at the top hole, and a piston rod is arranged on the sealing upper cover to seal the pressure cavity; wherein the piston divide into pressure chamber and lower pressure chamber with the pressure chamber, is provided with the pre-compaction spring, characterized by in the lower pressure chamber: the piston comprises an upper piston layer and a lower piston layer, a connecting part is arranged between the upper piston layer and the lower piston layer, a plurality of concave through grooves are uniformly distributed on the side wall of the upper piston layer, a plurality of through holes are uniformly distributed in the center of the lower piston layer, and damping oil can flow in the upper pressure cavity and the lower pressure cavity through the through holes and the concave through grooves.
4. A wide angle opening buffer hinge according to claim 3, characterized in that: the installation end that the piston rod is connected with the piston is equipped with a plurality of toper barb, and the toper barb stacks in proper order and sets up.
5. A wide angle opening buffer hinge according to claim 3, characterized in that: a compression spring is disposed between the seal upper cover and the piston.
6. The large angle opening cushion hinge of claim 5, wherein: the sealing upper cover is in contact with one end of the compression spring through the upper gasket, and the piston is in contact with the other end of the compression spring through the lower gasket.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221220126U true CN221220126U (en) | 2024-06-25 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |