CN216240206U - Buffering safety automatic door closing hinge - Google Patents
Buffering safety automatic door closing hinge Download PDFInfo
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- CN216240206U CN216240206U CN202121636451.6U CN202121636451U CN216240206U CN 216240206 U CN216240206 U CN 216240206U CN 202121636451 U CN202121636451 U CN 202121636451U CN 216240206 U CN216240206 U CN 216240206U
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Abstract
The utility model discloses a buffering safe automatic door closing hinge which comprises a fixed seat, a movable seat, an elastic piece arranged in the fixed seat, a damping piece arranged in the movable seat and a connecting piece for connecting the elastic piece and the damping piece, wherein the movable seat is arranged on the fixed seat; the connecting piece comprises a connector hinged with the fixed seat, a connecting rod for connecting the elastic piece and the connector, and a damping connector for connecting the damping piece and the connector; an articulated shaft is arranged between the fixed seat and the movable seat, and the articulated shaft and the rotation axis of the connecting piece are not collinear. The door is characterized in that a first connecting shaft is arranged between the connector and the fixing seat, a second connecting shaft is arranged between the connector and the connecting rod, a third connecting shaft is arranged between the connector and the damping connector, and the distance between the first connecting shaft and the second connecting shaft is smaller than that between the first connecting shaft and the third connecting shaft.
Description
Technical Field
The utility model relates to the technical field of hinges, in particular to a buffering safe automatic door closing hinge.
Background
The existing shower room usually adopts the following two doors, one is a screen door without a buffer, a user needs to manually close the door, if the user exerts too much force, larger noise is generated, the hand is easy to be injured by clamping, and inconvenience is brought to the user; if the user is exerting too little force, the door is difficult to close completely, and auxiliary pushing and pulling are needed. The other is a screen door with a buffer, the spring and the damping stroke of the hinge door are synchronous, and the damper is difficult to act in short stroke, even the damping life is directly influenced. In addition, the hinge is often provided with a cam structure on the hinge shaft, which can damage the integrity of the hinge shaft and increase the processing difficulty.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide a buffering safe automatic door closing hinge, which can enable a door to be automatically and slowly closed and improve the use experience of a user.
In order to solve the technical problems, the utility model provides a buffering safe automatic door closing hinge which comprises a fixed seat, a movable seat hinged with the fixed seat, an elastic piece arranged in the fixed seat, a damping piece arranged in the movable seat and a connecting piece for connecting the elastic piece and the damping piece, wherein the elastic piece is arranged in the fixed seat;
the connecting piece comprises a connector hinged with the fixed seat, a connecting rod for connecting the elastic piece and the connector, and a damping connector for connecting the damping piece and the connector;
an articulated shaft is arranged between the fixed seat and the movable seat, and the articulated shaft and the rotation axis of the connecting piece are not collinear.
As an improvement of the technical scheme, a first connecting shaft is arranged between the connector and the fixing seat, a second connecting shaft is arranged between the connector and the connecting rod, a third connecting shaft is arranged between the connector and the damping joint, and the distance between the first connecting shaft and the second connecting shaft is smaller than that between the first connecting shaft and the third connecting shaft.
As an improvement of the above technical solution, the connector is a bending plate, and the bending plate includes a short side and a long side;
the first connecting shaft is arranged at the turning position of the bending plate, the second connecting shaft is arranged on the short edge of the connector, and the third connecting shaft is arranged on the long edge of the connector.
As an improvement of the above technical scheme, a mounting groove is formed in the fixing seat, and the elastic member comprises a spring arranged in the mounting groove and a push rod member sleeved in the spring;
the push rod piece is detachably connected with the connecting rod.
As an improvement of the technical scheme, the damping part comprises a one-way damping cylinder and a damping rod which are connected with the movable seat, and the damping rod is detachably connected with the damping joint.
As an improvement of the technical scheme, the fixed seat is provided with two hinged seats which are oppositely arranged and a connecting seat which is arranged between the two hinged seats;
the hinge seat and the connecting seat are arranged in a staggered manner;
the connecting seat is arranged between the two hinging seats, and the connecting head is connected with the connecting seat.
As an improvement of the above technical scheme, an adjusting waist-shaped hole is arranged on the fixed seat, and the length direction of the waist-shaped hole is orthogonal to the axial direction of the first connecting shaft;
a fine adjustment assembly is arranged in the adjusting waist-shaped hole;
the fine adjustment assembly comprises a first elastic adjustment piece and a second elastic adjustment piece which are arranged oppositely, and the first connecting shaft is arranged between the first elastic adjustment piece and the second elastic adjustment piece; the first elastic adjusting piece and the second elastic adjusting piece can adjust the position of the first connecting shaft so as to push the connecting rod and the damping joint to slide along respective axes.
As an improvement of the above technical solution, the first elastic adjusting member and the second elastic adjusting member each include an arc abutting plate, and the arc abutting plate abuts against the first connecting shaft;
the arc butt joint plate is provided with an adjusting rod, the adjusting rod penetrates through the connecting seat to be fixed with the nut, and a pressure spring is arranged between the arc butt joint plate and the adjusting waist-shaped hole.
As an improvement of the technical scheme, an adjusting screw is arranged between the elastic piece and the fixed seat, and the adjusting screw can adjust the initial elasticity of the elastic piece.
As an improvement of the technical scheme, the movable seat is arranged on a hinge joint matched with the hinge seat, and a limiting plate is arranged on the hinge joint;
the bottom surfaces of the fixed seat and the movable seat are both connected with a pressing plate;
rubber pads and rubber pad covers are arranged between the fixed seat and the pressing plate and between the movable seat and the pressing plate;
and decorative covers are arranged on the top surfaces of the fixed seat and the movable seat.
As an improvement of the technical scheme, an adhesive tape is arranged on the outer side of the adhesive pad cover, an inserting part is arranged on the adhesive tape, and a notch is formed in the inserting part.
The implementation of the utility model has the following beneficial effects:
according to the utility model, the elastic part is arranged in the fixed seat, the damping part is arranged in the movable seat, the elastic part is connected with the damping part through the connecting part, the connecting part is hinged with the fixed seat, the fixed seat is hinged with the movable seat, and the hinge axis of the fixed seat and the movable seat and the hinge axis of the connecting part and the fixed seat are arranged in a staggered manner, so that the stroke of the elastic part and the damping part is increased. Furthermore, the distance between the first connecting shaft and the second connecting shaft is smaller than the distance between the first connecting shaft and the third connecting shaft, so that when the connector rotates around the first connecting shaft, the motion track of the second connecting shaft is not parallel to the motion track of the third connecting shaft, the stroke of the damping piece is larger than that of the elastic piece, and the stroke of the damping piece is 1.5-2 times that of the elastic piece to improve the stroke of the damping piece, so that the reliability and the service life of the damping piece are improved.
Further, be equipped with on the fixing base and adjust waist shape hole, adjust the downthehole fine setting subassembly that is equipped with of waist, first connecting axle receives the fine setting subassembly drive is in order to change the position, works as when first connecting axle position changes, can indirectly change the initial compression volume of elastic component and the initial position of damping lever to the size of drive power when adjusting the switch door, with the speed of adjusting opening the door.
Drawings
FIG. 1 is an exploded view of a cushioned safety automatic door-closing hinge according to the present invention;
FIG. 2 is a sectional view of the cushioned safety automatic door closer hinge of the present invention in the closed position;
fig. 3 is a sectional view showing an opened state of the buffering safety automatic door-closing hinge according to the present invention;
FIG. 4 is a schematic view of a connector according to the present invention;
FIG. 5 is a schematic diagram of a trim assembly according to the present invention;
fig. 6 is another embodiment of adjusting the door opening speed according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings. It is only noted that the utility model is intended to be limited to the specific forms set forth herein, including any reference to the drawings, as well as any other specific forms of embodiments of the utility model.
Referring to fig. 1 and 2, the utility model provides a buffering safe automatic door closing hinge, which comprises a fixed seat 1, a movable seat 2 hinged with the fixed seat 1, an elastic member 3 arranged in the fixed seat 1, a damping member 4 arranged in the movable seat 2, and a connecting member 5 connecting the elastic member 3 and the damping member 4;
the connecting piece 5 comprises a connector 51 hinged with the fixed seat 1, a connecting rod 52 connected with the elastic piece 3 and the connector 51, and a damping connector 53 connected with the damping piece 4 and the connector 51;
be equipped with articulated shaft 6 between fixing base 1 and the sliding seat 2, articulated shaft 6 with the axis of rotation 7 of connecting piece 5 is not the collineation.
Specifically, the fixed seat 1 is connected to a fixed door leaf 105, and the movable seat 2 is connected to a movable door leaf 106. When the movable door leaf 106 rotates to open the door, the damping piece 4 arranged in the movable seat 2 is stretched to push the connector 51 connected through the damping connector 53 to rotate, and the connector 51 rotates to push the connecting rod 52 to compress the elastic piece 3 to store energy. In the whole process that the movable door leaf 106 is closed by rotating, the elastic part 3 releases the elastic force, and pushes the connector 51 to rotate through the connecting rod 52, so that the door is pushed to be automatically closed; in the process of closing the door, the connector 51 compresses the damping piece 4 through the damping connector 53 to generate damping force, and the damping force can offset part of the elastic force to buffer, so that the safety of closing the door is improved. In order to avoid the problems that the structure of the hinge shaft 6 is damaged and the processing is difficult, the strokes of the elastic part 3 and the damping part 4 are too small and the like caused by directly driving the elastic part 3 and the damping part 4 through the hinge shaft 6 of the fixed seat 1 and the movable seat 2, the hinge shaft 6 and the connecting part 5 are independently arranged. The hinge shaft 6 and the rotation axis 7 of the connecting piece 5 are not collinear, so that the elastic piece 3 and the damping piece 4 obtain larger movement stroke, and the buffering is more sensitive; while not damaging the integrity of the hinge shaft 6, thereby reducing the manufacturing cost.
Referring to fig. 2, the connecting head 51 is connected to the fixing base 1, the elastic element 3 and the damping element 4 through a first connecting shaft 8a, a second connecting shaft 8b and a third connecting shaft 8c, respectively, and a distance between the first connecting shaft 8a and the second connecting shaft 8b is smaller than a distance between the first connecting shaft 8a and the third connecting shaft 8 c. When the connector 51 rotates around the first connecting shaft 8a, the movement locus of the second connecting shaft 8b is not parallel to the movement locus of the third connecting shaft 8c, so that the movement strokes of the connecting rod 52 and the damping connector 53 in the horizontal direction are different, and specifically, the stroke of the elastic member 3 is smaller than the stroke of the damping member 4. In this embodiment, the stroke of the damping member 4 is greater than the stroke of the elastic member 3, and the stroke of the damping member 4 is 1.5 to 2 times of the stroke of the elastic member 3, so as to increase the stroke of the damping member 4, thereby improving the reliability and the service life of the damping member 4.
Referring to fig. 4, in the present embodiment, the connecting head 51 is a bending plate, the first connecting shaft 8a is disposed at a turning point of the bending plate, and the bending plate includes a short side 511 and a long side 512; the second connecting shaft 8b is arranged on the short side 511 of the connector 51, and the third connecting shaft 8c is arranged on the long side 512 of the connector 51. Specifically, the connector 51 is a bending plate, the first connecting shaft 8a is disposed at a turning point of the bending plate, the second connecting shaft 8b is disposed on the short side 511, and the third connecting shaft 8c is disposed on the long side 512. So that the rotation radii of the second connecting shaft 8b and the third connecting shaft 8c are different, and the stroke of the damping member 4 is larger than that of the elastic member 3.
Further, the bending plate is a concave plate, and the included angle between the long side 512 and the short side 511 is 80-105 °. The concave plate is adopted to avoid the movement interference between the connector 51 and the fixed seat 1 and the movable seat 2 when rotating. The included angle between the long side 512 and the short side 511 is 80-105 degrees, and a reinforcing rib is arranged between the long side 512 and the short side 511 so as to increase the connection strength between the long side 512 and the short side 511 and prolong the service life of the connector 51.
Referring to fig. 2, the fixing seat 1 is provided with the mounting groove 11 therein, and the elastic member 3 includes a spring 31 disposed in the mounting groove 11, and a push rod member 32 sleeved with the spring 31; the pusher member 32 is detachably connected to the link 52. Specifically, one end of the spring 31 abuts against the mounting groove 11, and the other end abuts against the push rod member 32. The push rod piece 32 is provided with a sleeving rod 321 and a mounting seat 322, the sleeving rod 321 is sleeved in the spring 31 to prevent the spring 31 from bending and deforming and influencing the normal use of the elastic piece 3. The mounting seat 322 is provided with a mounting hole 323 adapted to the connecting rod 52. In addition, the number of the springs 31 may be set to be plural according to the requirement.
Referring to fig. 3, the damping member 4 includes a one-way damping cylinder 41 connected to the movable seat 2 and a damping rod 42, and the damping rod 42 is detachably connected to the damping joint 53. Specifically, the damping piece 4 adopted in the device is a one-way damping piece 4, when the damping piece 4 is stretched, the damping piece 4 does not generate resistance, and when the damping piece 4 is compressed, the damping piece 4 generates damping to absorb kinetic energy of door closing, so that door closing buffering is realized.
Referring to fig. 1, two hinge seats 12 arranged oppositely are arranged on the fixing seat 1, the movable seat 2 is provided with a hinge joint 21 matched with the hinge seats 12, and a limiting portion 211 is arranged on the hinge joint 21. Specifically, two of the hinge seats 12 are respectively connected with the corresponding hinge joint 21 through the hinge shaft 6. The fixed seat 1 is also provided with a connecting seat 13 arranged between the two hinged seats 12. Connecting seat 13 is used for the installation connector 51, articulated seat 12 and connecting seat 13 dislocation set for fixing base 1 is not collinear with the axis of rotation of sliding seat 2 and connecting piece 5, connecting seat 13 locates two between the articulated seat 12, thereby can not appear the motion interference because of setting up the structure that elastic component 3 and damping piece 4 destroyed articulated shaft 6.
Referring to fig. 5, the elastic force of the elastic member 3 is easily adjusted to adjust the speed of opening and closing the door. An adjusting waist-shaped hole 14 is formed in the fixed seat 1, and a fine adjustment assembly 9 is arranged in the adjusting waist-shaped hole 14; the fine adjustment assembly 9 comprises a first elastic adjustment piece 9a and a second elastic adjustment piece 9b which are arranged oppositely, and the first connecting shaft 8a is arranged between the first elastic adjustment piece 9a and the second elastic adjustment piece 9 b; the first elastic adjusting piece 9a and the second elastic adjusting piece 9b both comprise an arc-shaped abutting plate 91, and the arc-shaped abutting plate 91 abuts against the first connecting shaft 8 a; an adjusting rod 92 is arranged on the arc abutting plate 91, the adjusting rod 92 penetrates through the connecting seat 13 and is fixed with a nut 93, and a pressure spring 94 is arranged between the arc abutting plate 91 and the adjusting waist-shaped hole 14 so as to provide pressing force for the arc abutting plate 91. Specifically, the length direction of the waist-shaped hole 14 is orthogonal to the axial direction of the first connecting shaft 8a, and both the first elastic adjusting piece 9a and the second elastic adjusting piece 9b can be adjusted along the length direction of the adjusting waist-shaped hole 14; and the first elastic adjusting piece 9a and the second elastic adjusting piece 9b are balanced by the acting force applied to the arc abutting plate 91 by the corresponding compression spring 94 and the locking force between the corresponding adjusting rod 92 and the nut 93. The position of the first connecting shaft 8a is adjusted by adjusting the compression amount of the compression springs 94 of the first elastic adjusting piece 9a and the second elastic adjusting piece 9 b. When the position of the first connecting shaft 8a is changed, the positions of the link 52 and the damping joint 53 are changed, and the initial compression amount of the elastic member 3 and the initial position of the damping rod 42 are changed in synchronization, thereby adjusting the elastic force of the elastic member 3 when the door is opened or closed.
Referring to fig. 6, as a second embodiment for adjusting the door opening speed, an adjusting screw 107 is disposed between the elastic member 3 and the fixed seat 1, and the adjusting screw 107 is connected to the elastic member 3 to adjust the initial position of the elastic member 3, so as to adjust the door opening speed.
Referring to fig. 1, the bottom surfaces of the fixed seat 1 and the movable seat 2 are both connected with a pressing plate 10. The pressing plate 10 prevents the elastic member 3 and the damping member 4 from coming off. The pressing plate 10 is disposed on the back of the movable door 106 and the fixed door 105.
And decorative covers 103 are arranged on the top surfaces of the fixed seat 1 and the movable seat 2. The decorative cover 103 is connected with the pressing plate 10 by screws.
The outer side of the rubber mat cover 102 is provided with a rubber strip 20, the rubber strip 20 is provided with an insertion part 201, and the insertion part 201 is provided with a notch 202. Specifically, the fixed seat 12 is connected to the fixed door leaf 105, the movable seat 2 is connected to the movable door leaf 106, the rubber strip 20 is clamped at the door gap between the fixed door leaf 105 and the movable door leaf 106, the insertion portion 201 is inserted into the door gap, and in order to avoid interference with the fixed seat 1 and the movable seat 2, the insertion portion 201 is provided with a notch 202 adapted to the fixed seat and the sliding seat, so that the door opening and closing are not affected while the water resistance is achieved.
In summary, the elastic element 3 is arranged in the fixed seat 1, the damping element 4 is arranged in the movable seat 2, the elastic element 3 is connected with the damping element 4 through the connecting element 5, the connecting element 5 is hinged with the fixed seat 1, the fixed seat 1 is hinged with the movable seat 2, and the axis of the hinge shaft 6 of the fixed seat 1 and the movable seat 2 and the hinge shaft 7 of the connecting element 5 and the fixed seat 1 are arranged in a staggered manner, so that the stroke of the elastic element 3 and the damping element 4 is increased. Further, the distance between the first connecting shaft 8a and the second connecting shaft 8b is smaller than the distance between the first connecting shaft 8a and the third connecting shaft 8c, so that when the connector 51 rotates around the first connecting shaft 8a, the movement track of the second connecting shaft 8b is different from the movement stroke of the third connecting shaft 8c, the stroke of the elastic member 3 is smaller than the stroke of the damping member 4, wherein the stroke of the elastic member 3 is about 7-8mm, and the stroke of the damping member 4 is about 12-15mm, so as to improve the stroke of the damping member 4, thereby improving the reliability and the service life of the damping member 4.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model.
Claims (10)
1. A buffering safe automatic door closing hinge is characterized by comprising a fixed seat, a movable seat hinged with the fixed seat, an elastic piece arranged in the fixed seat, a damping piece arranged in the movable seat and a connecting piece for connecting the elastic piece and the damping piece;
the connecting piece comprises a connector hinged with the fixed seat, a connecting rod for connecting the elastic piece and the connector, and a damping connector for connecting the damping piece and the connector;
an articulated shaft is arranged between the fixed seat and the movable seat, and the articulated shaft is not collinear with the rotation axis of the connecting piece;
be equipped with first connecting axle between connector and the fixing base, be equipped with the second connecting axle between connector and the connecting rod, be equipped with the third connecting axle between connector and the damping joint, the distance of first connecting axle and second connecting axle is less than the distance of first connecting axle and third connecting axle.
2. The cushioned safety automatic door-closing hinge according to claim 1, wherein said connecting head is a bent plate comprising a short side and a long side;
the first connecting shaft is arranged at the turning position of the bending plate, the second connecting shaft is arranged on the short edge of the connector, and the third connecting shaft is arranged on the long edge of the connector.
3. The cushioned safe automatic door-closing hinge according to claim 1, wherein said mounting seat has a mounting groove therein, said elastic member comprises a spring disposed in said mounting groove and a pusher member disposed in said spring;
the push rod piece is detachably connected with the connecting rod.
4. The cushioned safety automatic door-closing hinge according to claim 1, wherein said damping member comprises a one-way damping cylinder connected to said movable seat and a damping rod removably connected to said damping joint.
5. The automatic buffering safety door-closing hinge according to claim 4, wherein the fixed seat is provided with two hinge seats oppositely arranged and a connecting seat arranged between the two hinge seats;
the hinge seat and the connecting seat are arranged in a staggered manner;
the connecting seat is arranged between the two hinging seats, and the connecting head is connected with the connecting seat.
6. The automatic buffering door-closing hinge according to claim 5, wherein the fixing seat is provided with a waist-shaped adjusting hole, and the length direction of the waist-shaped adjusting hole is orthogonal to the axial direction of the first connecting shaft;
a fine adjustment assembly is arranged in the adjusting waist-shaped hole;
the fine adjustment assembly comprises a first elastic adjustment piece and a second elastic adjustment piece which are arranged oppositely, and the first connecting shaft is arranged between the first elastic adjustment piece and the second elastic adjustment piece; the first elastic adjusting piece and the second elastic adjusting piece can adjust the position of the first connecting shaft so as to push the connecting rod and the damping joint to slide along respective axes.
7. The cushioned safety automatic door-closing hinge according to claim 6, wherein said first and second elastic adjustment members each comprise an arcuate abutment plate, said arcuate abutment plate abutting said first connecting shaft;
the arc butt joint plate is provided with an adjusting rod, the adjusting rod penetrates through the connecting seat to be fixed with the nut, and a pressure spring is arranged between the arc butt joint plate and the adjusting waist-shaped hole.
8. The cushioned automatic door closing hinge according to claim 3, wherein an adjustment screw is provided between said elastic element and said fixed seat, said adjustment screw being capable of adjusting an initial elastic force of said elastic element.
9. The buffering safety automatic door-closing hinge according to claim 1, wherein the movable seat is arranged on a hinge joint adapted to the hinge seat, and a limiting plate is arranged on the hinge joint;
the bottom surfaces of the fixed seat and the movable seat are both connected with a pressing plate;
decorative covers are arranged on the top surfaces of the fixed seat and the movable seat;
and rubber pads and rubber pad covers are arranged between the fixed seat and the pressing plate and between the movable seat and the pressing plate.
10. The cushioned safety automatic door-closing hinge according to claim 1, wherein said rubber mat cover is provided on its outer side with a rubber strip, said rubber strip being provided with an insertion portion, said insertion portion being provided with a notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121636451.6U CN216240206U (en) | 2021-07-16 | 2021-07-16 | Buffering safety automatic door closing hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121636451.6U CN216240206U (en) | 2021-07-16 | 2021-07-16 | Buffering safety automatic door closing hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216240206U true CN216240206U (en) | 2022-04-08 |
Family
ID=80979581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121636451.6U Active CN216240206U (en) | 2021-07-16 | 2021-07-16 | Buffering safety automatic door closing hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216240206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585899A (en) * | 2021-07-16 | 2021-11-02 | 箭牌家居集团股份有限公司 | Buffering safety automatic door closing hinge |
-
2021
- 2021-07-16 CN CN202121636451.6U patent/CN216240206U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113585899A (en) * | 2021-07-16 | 2021-11-02 | 箭牌家居集团股份有限公司 | Buffering safety automatic door closing hinge |
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