CN219864613U - Buffer hinge structure - Google Patents
Buffer hinge structure Download PDFInfo
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- CN219864613U CN219864613U CN202320573097.XU CN202320573097U CN219864613U CN 219864613 U CN219864613 U CN 219864613U CN 202320573097 U CN202320573097 U CN 202320573097U CN 219864613 U CN219864613 U CN 219864613U
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- buffer
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- 230000003139 buffering effect Effects 0.000 claims abstract description 28
- 238000013016 damping Methods 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 210000003205 muscle Anatomy 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 3
- 238000004146 energy storage Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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Abstract
The utility model discloses a buffer hinge structure, which comprises a connecting arm and a movable cup seat, wherein the connecting arm and the movable cup seat are mutually hinged and opened through a rocker arm assembly, the rocker arm assembly comprises an outer hinge arm and an inner hinge arm, and both ends of the outer hinge arm and both ends of the inner hinge arm are respectively hinged with the connecting arm and the movable cup seat; a buffer is arranged in the connecting arm, and the inner hinge arm and the movable end of the buffer are sequentially hinged and matched through a first linkage block and a second linkage block to realize transmission; the movable cup seat is hinged on the connecting arm through the matching of the outer hinge arm and the inner hinge arm, and at least when the hinge is closed, the first linkage block and the second linkage block are driven to swing in sequence through the action of the inner hinge arm, so that the buffer is driven to generate damping force to realize the mutual damping closing between the movable cup seat and the connecting arm. Therefore, in the hinge closing process, the inner hinge arm, the first linkage block, the second linkage block and the buffer can form a four-bar mechanism, so that small-angle buffering can be effectively realized, and the service life of the cabinet door is prolonged.
Description
Technical Field
The utility model relates to the technical field of hardware parts, in particular to a buffer hinge structure.
Background
Traditional hinge does not have the buffering power when opening or closing, destroys the connection between cabinet door and the cabinet body easily, has later the merchant to design the mode that increases the pneumatic cylinder in the hinge for the hinge has the buffering power.
At present, most hinge structures are in the opening process, the hinge is jumped or undamped due to the small opening angle of the cabinet door, the buffer is triggered only when the cabinet door is opened by more than 30 degrees, the impact force brought by the buffer is larger, and the service life of the hinge is greatly influenced.
For this reason, it is desirable to provide a hinge structure that can achieve a small angle of cushioning to solve the above-mentioned problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a buffering hinge structure, and the first linkage block and the second linkage block are arranged between the inner hinge arm and the movable end of the buffer for hinged transmission, so that small-angle buffering can be effectively realized.
The utility model adopts the technical proposal for solving the problems that:
a buffering hinge structure, includes linking arm and movable cup seat that articulates switching each other through rocking arm subassembly, wherein:
the rocker arm assembly comprises an outer hinge arm and an inner hinge arm, and two ends of the outer hinge arm and two ends of the inner hinge arm are respectively hinged with the connecting arm and the movable cup seat;
a buffer is arranged in the connecting arm, and the inner hinge arm and the movable end of the buffer are sequentially hinged and matched through a first linkage block and a second linkage block to realize transmission;
the movable cup seat is hinged on the connecting arm through the cooperation of the outer hinge arm and the inner hinge arm, and at least when the hinge is closed, the first linkage block and the second linkage block are driven to swing in sequence through the action of the inner hinge arm, so that the buffer is driven to generate damping force to realize the mutual damping closing between the movable cup seat and the connecting arm.
According to the buffering hinge structure, the inner hinge arm, the first linkage block, the second linkage block and the buffer can form a four-bar mechanism, when the cabinet door is opened for a small angle, the movable cup seat drives the inner hinge arm to rotate, and the inner hinge arm acts through the first linkage block and the second linkage block to pull the movable end of the buffer so as to realize energy storage; and then the cabinet door is released, the inner hinge arm is reset and closed under the action of the elastic piece, and at the moment, the inner hinge arm acts through the first linkage block and the second linkage block to compress the movable end of the buffer, so that a damping and buffering effect is achieved, small-angle buffering and closing are realized, and the service life of the cabinet door is prolonged.
Further, a first end of the first linkage block is hinged with the inner hinge arm, and a second end of the first linkage block is hinged with a first end of the second linkage block; the second end of the second linkage block is hinged with the movable end of the buffer.
Further, the buffer is a hydraulic cylinder and comprises a cylinder body and a piston rod, and the second end of the second linkage block is hinged with the piston rod.
Further, still include the base, the linking arm slidable suit is in the outside of base, wherein:
the fixed end of the buffer is hinged with the connecting arm through a rotating shaft, and first long holes which are in sliding fit with the rotating shaft are formed in two sides of the base.
Further, the device further comprises an elastic member, wherein:
the inner hinge arm is provided with a shaft body in a penetrating way, and the shaft body is sleeved with a shaft sleeve;
the elastic piece comprises a first elastic arm and a second elastic arm, the first elastic arm is pressed against the connecting arm, and the second elastic arm is pressed against the shaft sleeve;
the elastic piece generates closing force to the movable cup seat through the inner hinge arm.
Further, the elastic piece is a torsion spring, two ends of the torsion spring are respectively provided with a first elastic arm, and the middle part of the torsion spring is provided with a second elastic arm.
Further, a threaded hole is formed in one side of the top of the connecting arm, a second long hole is formed in the position, corresponding to the threaded hole, of the top of the base, and a threaded connecting piece in threaded fit with the threaded hole is arranged in the threaded hole and the second long hole in a penetrating mode.
Further, a step hole is formed in the other side of the top of the connecting arm, and an adjusting block is arranged on the step hole; the top of base corresponds the position of step hole is provided with two at least lugs that follow base length direction interval set up, the bottom of regulating block is equipped with the protruding muscle that is the heliciform, protruding muscle wears to establish in the clearance of two adjacent lugs.
Further, the first end of the outer hinge arm is hinged with the movable cup seat through a first pin shaft, and the first end of the inner hinge arm is hinged with the movable cup seat through a second pin shaft; the first pin shaft and the second pin shaft are integrally formed into a U-shaped structure.
In summary, according to the buffering hinge structure provided by the utility model, the inner hinge arm, the first linkage block, the second linkage block and the buffer can form a four-bar mechanism, when the cabinet door is opened by a small angle, the movable cup seat drives the inner hinge arm to rotate, and the inner hinge arm acts through the first linkage block and the second linkage block to pull the movable end of the buffer so as to realize energy storage; and then the cabinet door is released, the inner hinge arm is reset and closed under the action of the elastic piece, and at the moment, the inner hinge arm acts through the first linkage block and the second linkage block to compress the movable end of the buffer, so that a damping and buffering effect is achieved, small-angle buffering and closing are realized, and the service life of the cabinet door is prolonged.
Drawings
FIG. 1 is a schematic view of a buffering hinge structure of the present utility model;
FIG. 2 is an exploded view of the buffering hinge structure of the present utility model;
FIG. 3 is a schematic view of the bottom structure of the adjusting block in the buffering hinge structure of the present utility model;
FIG. 4 is a schematic view of the buffer hinge structure of the present utility model with the connecting arms hidden;
FIG. 5 is a sectional view showing a state of opening a door of the buffering hinge structure of the present utility model;
FIG. 6 is a sectional view showing a closed state of the buffering hinge structure of the present utility model;
FIG. 7 is a schematic diagram of an opening buffer structure of a buffer hinge structure according to the present utility model;
fig. 8 is a schematic view of a small-angle buffer structure of the buffer hinge structure of the present utility model.
Wherein the reference numerals have the following meanings:
1. a connecting arm; 101. a threaded hole; 102. a step hole; 2. a movable cup holder; 3. an outer hinge arm; 4. an inner hinge arm; 5. a buffer; 501. a cylinder; 502. a piston rod; 6. a first linkage block; 7. a second linkage block; 8. a shaft body; 9. a shaft sleeve; 10. an elastic member; 1001. a first elastic arm; 1002. a second elastic arm; 11. a U-shaped structure; 12. a threaded connection; 13. an adjusting block; 1301. convex ribs; 14. a base; 1401. a second long hole; 1402. a bump; 1403. a first long hole; 15. a plug pin; 16. a rotating shaft.
Detailed Description
For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the modules or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1 to 8, the present utility model provides a buffering hinge structure, comprising a connection arm 1 and a movable cup holder 2 hinged to each other by a rocker arm assembly, wherein the rocker arm assembly comprises an outer hinge arm 3 and an inner hinge arm 4, a first end of the outer hinge arm 3 is hinged with the movable cup holder 2, and a second end of the outer hinge arm 3 is hinged with the connection arm 1; the first end of the inner hinge arm 4 is hinged with the movable cup holder 2, the second end of the inner hinge arm 4 is hinged with the connecting arm 1, and the inner hinge arm 4 is positioned on the inner side of the outer hinge arm 3. In addition, a buffer 5 is arranged in the connecting arm 1, and the inner hinge arm 4 and the movable end of the buffer 5 are sequentially hinged and matched through a first linkage block 6 and a second linkage block 7 to realize transmission. Specifically, the first end of the first linkage block 6 is hinged with the inner hinge arm 4, and the second end of the first linkage block 6 is hinged with the first end of the second linkage block 7; the second end of the second linkage block 7 is hinged with the movable end of the buffer 5.
Preferably, the damper 5 is a hydraulic cylinder and includes a cylinder body 501 and a piston rod 502, and the second end of the second linkage block 7 is hinged to the piston rod 502.
Therefore, the movable cup holder 2 is hinged on the connecting arm 1 through the cooperation of the outer hinge arm 3 and the inner hinge arm 4, and at least when the hinge is closed, the first linkage block 6 and the second linkage block 7 are driven to swing in sequence through the action of the inner hinge arm 4, so that the buffer 5 is driven to generate damping force to realize the mutual damping closing between the movable cup holder 2 and the connecting arm 1.
The first and second ends of each member refer to opposite ends of the member.
In this embodiment, the first end of the outer hinge arm 3 is hinged to the movable cup holder 2 through a first pin shaft, the first end of the inner hinge arm 4 is hinged to the movable cup holder 2 through a second pin shaft, and the first pin shaft and the second pin shaft are integrally formed into a U-shaped structure 11; the second ends of the outer hinge arm 3 and the inner hinge arm 4 are hinged with the connecting arm 1 through a rotating shaft 16; the inner hinge arm 4 is hinged with the first end of the first linkage block 6, the second end of the first linkage block 6 is hinged with the first end of the second linkage block 7, and the second end of the second linkage block 7 is hinged with the piston rod 502 of the buffer 5 through a bolt 15.
Further, the buffering hinge structure further comprises an elastic piece 10, the inner hinge arm 4 is provided with a shaft body 8 in a penetrating mode, and the shaft body 8 is sleeved with a shaft sleeve 9. Specifically, the elastic member 10 is sleeved on the rotating shaft 16 at the second end of the outer hinge arm 3, and the elastic member 10 includes a first elastic arm 1001 and a second elastic arm 1002, where the first elastic arm 1001 is pressed against the connecting arm 1, the second elastic arm 1002 is pressed against the shaft sleeve 9, and the elastic member 10 generates a closing force on the movable cup holder 2 through the inner hinge arm 4. Preferably, the elastic member 10 is a torsion spring, two ends of which form a first elastic arm 1001, and a middle of which forms a second elastic arm 1002, respectively.
In the buffer hinge structure, the movable cup holder 2 is used for being connected with the cabinet door, the connecting arm 1 is used for being connected with the cabinet body, and the movable cup holder 2, the outer hinge arm 3, the inner hinge arm 4, the connecting arm 1 and the elastic piece 10 are connected in a matched manner to realize opening and closing of the cabinet door; the first elastic arm 1001 of the elastic member 10 is pressed against the connection arm 1, and since the connection arm 1 is used to connect the cabinet, the connection arm 1 does not rotate, and thus, during the opening and closing process of the cabinet door, the abrasion of the elastic member 10 is mainly represented by the abrasion between the second elastic arm 1002 and the shaft 8. Through the cover establishes axle sleeve 9 on axis body 8, this second elastic arm 1002 presses on the axle sleeve 9 of axis body 8, and this second elastic arm 1002 can roll along with axle sleeve 9 and slide, and the friction between this second elastic arm 1002 and the axle sleeve 9 is little for the wearing and tearing of elastic component 10 reduce greatly, and the compliance of whole hinge structure also will improve greatly, uses also more convenient nimble.
According to the buffering hinge structure, the inner hinge arm 4, the first linkage block 6, the second linkage block 7 and the buffer 5 can form a four-bar mechanism, when the cabinet door is opened by a small angle, the movable cup seat 2 drives the inner hinge arm 4 to rotate, and the inner hinge arm 4 pulls the piston rod 502 of the buffer 5 through the actions of the first linkage block 6 and the second linkage block 7 so as to realize energy storage; then the cabinet door is released, the inner hinge arm 4 is reset and closed under the action of the elastic piece 10, and at the moment, the inner hinge arm 4 sequentially acts through the first linkage block 6 and the second linkage block 7 to compress the piston rod 502 of the buffer 5, so that the damping buffer effect is achieved, the small-angle buffer closing is realized, and the service life of the cabinet door is prolonged.
Referring to fig. 2 and 4, the buffering hinge structure further includes a base 14, the connecting arm 1 is slidably sleeved on the outer side of the base 14, the cylinder 501 of the buffer 5 is hinged to two sides of the connecting arm 1 through a rotating shaft 16, and two sides of the base 14 are provided with first long holes 1403 in sliding fit with the rotating shaft 16. This connects the damper 5, the connecting arm 1 and the base 14, and allows the connecting arm 1 to slide relative to the base 14.
Referring to fig. 2-3, a threaded hole 101 is formed on one side of the top of the connecting arm 1, a second long hole 1401 is formed at the top of the base 14 corresponding to the position of the threaded hole 101, and a threaded connector 12 in threaded fit with the threaded hole 101 is threaded into the threaded hole 101 and the second long hole 1401. In addition, a step hole 102 is formed on the other side of the top of the connecting arm 1, and an adjusting block 13 is arranged on the step hole 102; three protruding blocks 1402 are arranged at intervals along the length direction of the base 14 at positions corresponding to the step holes 102 at the top of the base 14, spiral protruding ribs 1301 are arranged at the bottom of the adjusting block 13, and the protruding ribs 1301 penetrate into gaps between two adjacent protruding blocks 1402.
Therefore, when the threaded connecting piece 12 is rotated, the connecting arm 1 and the movable cup seat 2 can move up and down relative to the base 14 through the threaded fit between the threaded connecting piece 12 and the threaded hole 101; when the adjusting block 13 is rotated, the protruding rib 1301 can abut against the protruding block 1402 to enable the connecting arm 1 and the movable cup holder 2 to move along the guiding direction of the second long hole 1401 relative to the base 14. Therefore, by adjusting the threaded connection 12 and the adjusting block 13, the distance between the cabinet door and the cabinet body can be adjusted.
In summary, according to the buffering hinge structure provided by the utility model, the inner hinge arm 4, the first linkage block 6, the second linkage block 7 and the buffer 5 can form a four-bar mechanism, when the cabinet door is opened by a small angle, the movable cup base 2 drives the inner hinge arm 4 to rotate, and the inner hinge arm 4 pulls the movable end of the buffer 5 through the actions of the first linkage block 6 and the second linkage block 7 so as to realize energy storage; then the cabinet door is released, the inner hinge arm 4 is reset and closed under the action of the elastic piece 10, and at the moment, the inner hinge arm 4 sequentially acts through the first linkage block 6 and the second linkage block 7 to compress the movable end of the buffer 5, so that the damping and buffering effects are achieved, the small-angle buffering and closing are realized, and the service life of the cabinet door is prolonged.
It will be understood that when an element is referred to as being "mounted" 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 should be understood that the terms "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the modules or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, in the description of the present utility model, the meaning of "a plurality", "a number" is two or more, unless explicitly defined otherwise.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the 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 (9)
1. The utility model provides a buffering hinge structure which characterized in that includes connecting arm and the movable cup seat of articulated switching each other through rocking arm subassembly, wherein:
the rocker arm assembly comprises an outer hinge arm and an inner hinge arm, and two ends of the outer hinge arm and two ends of the inner hinge arm are respectively hinged with the connecting arm and the movable cup seat;
a buffer is arranged in the connecting arm, and the inner hinge arm and the movable end of the buffer are sequentially hinged and matched through a first linkage block and a second linkage block to realize transmission;
the movable cup seat is hinged on the connecting arm through the cooperation of the outer hinge arm and the inner hinge arm, and at least when the hinge is closed, the first linkage block and the second linkage block are driven to swing in sequence through the action of the inner hinge arm, so that the buffer is driven to generate damping force to realize the mutual damping closing between the movable cup seat and the connecting arm.
2. The cushion hinge structure of claim 1, wherein a first end of the first link block is hinged to the inner hinge arm and a second end of the first link block is hinged to a first end of the second link block; the second end of the second linkage block is hinged with the movable end of the buffer.
3. The cushion hinge structure according to claim 2, wherein the cushion is a hydraulic cylinder and includes a cylinder body and a piston rod, and the second end of the second linkage block is hinged to the piston rod.
4. A cushioned hinge structure as claimed in any one of claims 1 to 3 further comprising a base, the connecting arm being slidably received on an outer side of the base, wherein:
the fixed end of the buffer is hinged with the connecting arm through a rotating shaft, and first long holes which are in sliding fit with the rotating shaft are formed in two sides of the base.
5. The cushioned hinge structure of claim 4, further comprising an elastic member, wherein:
the inner hinge arm is provided with a shaft body in a penetrating way, and the shaft body is sleeved with a shaft sleeve;
the elastic piece comprises a first elastic arm and a second elastic arm, the first elastic arm is pressed against the connecting arm, and the second elastic arm is pressed against the shaft sleeve;
the elastic piece generates closing force to the movable cup seat through the inner hinge arm.
6. The buffering hinge structure of claim 5, wherein the elastic member is a torsion spring, two ends of the torsion spring form a first elastic arm respectively, and a middle part of the torsion spring forms a second elastic arm.
7. The buffering hinge structure according to claim 4, wherein a threaded hole is formed in one side of the top of the connecting arm, a second long hole is formed in the top of the base at a position corresponding to the threaded hole, and a threaded connecting piece in threaded fit with the threaded hole is arranged in the threaded hole and the second long hole in a penetrating mode.
8. The buffering hinge structure of claim 7, wherein a stepped hole is formed in the other side of the top of the connecting arm, and an adjusting block is arranged on the stepped hole; the top of base corresponds the position of step hole is provided with two at least lugs that follow base length direction interval set up, the bottom of regulating block is equipped with the protruding muscle that is the heliciform, protruding muscle wears to establish in the clearance of two adjacent lugs.
9. The cushion hinge structure of claim 1, wherein the first end of the outer hinge arm is hinged to the movable cup holder by a first pin, and the first end of the inner hinge arm is hinged to the movable cup holder by a second pin; the first pin shaft and the second pin shaft are integrally formed into a U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320573097.XU CN219864613U (en) | 2023-03-21 | 2023-03-21 | Buffer hinge structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320573097.XU CN219864613U (en) | 2023-03-21 | 2023-03-21 | Buffer hinge structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219864613U true CN219864613U (en) | 2023-10-20 |
Family
ID=88372020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320573097.XU Active CN219864613U (en) | 2023-03-21 | 2023-03-21 | Buffer hinge structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219864613U (en) |
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2023
- 2023-03-21 CN CN202320573097.XU patent/CN219864613U/en active Active
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