CN215671791U - To mechanism of opening door - Google Patents
To mechanism of opening door Download PDFInfo
- Publication number
- CN215671791U CN215671791U CN202121832118.2U CN202121832118U CN215671791U CN 215671791 U CN215671791 U CN 215671791U CN 202121832118 U CN202121832118 U CN 202121832118U CN 215671791 U CN215671791 U CN 215671791U
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- hinge
- guide rail
- door
- connecting structure
- split
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Abstract
The utility model discloses a split door mechanism, which is used for controlling the synchronous opening and closing of a split door; the split door mechanism comprises a guide rail fixed on a base plate, a left connecting structure and a right connecting structure which are symmetrical and slide along the guide rail, and a rotary hinge which is used for connecting the left connecting structure and the right connecting structure and can rotate around a fulcrum; the fulcrum is arranged at the center of the guide rail; when the rotating hinge rotates, the included angle between the rotating hinge and the guide rail is gradually reduced, the left connecting structure and the right connecting structure are synchronously far away along the guide rail, and the split door is synchronously opened; and along with the rotation hinge and the guide rail included angle increase gradually, left side connection structure with right side connection structure is along the guide rail is synchronous to be close to, then the door is closed in step. The utility model realizes the synchronous opening and closing of the two side doors, and can ensure that the opening angles of the two side doors are kept consistent at any opening position.
Description
Technical Field
The utility model relates to the technical field of split doors, in particular to a split door mechanism.
Background
The split doors are generally applied to gates of various warehouses and various workshops; or on the door of the refrigerator body, the oven body and the like; in the original split doors, some of the doors are manually opened or closed through a track; some are electrically opened or closed.
However, both doors need to be opened simultaneously by performing corresponding operations on the two doors, which is inconvenient in manual opening.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to provide a side-by-side door mechanism, which realizes synchronous opening and closing of side-by-side doors and can ensure that the opening angles of two side doors are kept consistent at any opening position.
(II) technical scheme
The utility model solves the technical problem and adopts the scheme that the door opening and closing mechanism is used for controlling the synchronous opening and closing of the door opening and closing; the split door mechanism comprises a guide rail fixed on a base plate, a left connecting structure, a right connecting structure and a rotary hinge, wherein the left connecting structure and the right connecting structure slide along the guide rail, and the rotary hinge is used for connecting the left connecting structure and the right connecting structure and can rotate around a fulcrum; the fulcrum is arranged at the center of the guide rail; when the rotating hinge rotates to be parallel to the guide rail, the left connecting structure and the right connecting structure are synchronously far away along the guide rail, and the two split doors are synchronously opened; when the rotating hinge rotates to be perpendicular to the guide rail, the left connecting structure and the right connecting structure synchronously approach along the guide rail, and then the two split doors are synchronously closed.
Preferably, the guide rail comprises a left groove and a right groove which are symmetrically arranged, and the fulcrum is arranged at the joint of the left groove and the right groove; wherein the left groove and the right groove have the same stroke.
More preferably, the fulcrum is connected at the center of the rotation hinge.
By adopting the scheme, the opening and closing of the side-by-side doors are realized, and the opening angle of the two side doors can be kept consistent at any position of the opening.
Furthermore, the left connecting structure comprises a left moving hinge and a left door hinge which are sequentially connected with the rotating hinge; the right connecting structure comprises a right moving hinge and a right door hinge which are sequentially connected with the rotating hinge; wherein the left kinematic hinge and the left door hinge joint are disposed in and slidable along the guide rail; the right motion hinge and the right door hinge joint are arranged in the guide rail and can slide along the guide rail.
Specifically, one end of the left motion hinge is hinged to the rotation hinge, and the other end of the left motion hinge is hinged to the left door hinge; one end of the right movement hinge is hinged with the rotating hinge, and the other end of the right movement hinge is hinged with the right door hinge.
Furthermore, the left moving hinge and the left door hinge are movably connected through a left sliding piece, and the right moving hinge and the right door hinge are movably connected through a right sliding piece; the left sliding piece comprises a left sliding part which is matched and installed in the guide rail and a left limiting part which limits the left sliding part to be separated from the guide rail; the right sliding piece comprises a right sliding part which is matched and installed in the guide rail and a right limiting part which limits the right sliding part to be separated from the guide rail.
Specifically, the left sliding piece slides left and right along the left groove and is limited in the left groove; the right sliding piece slides left and right along the right groove and is limited in the right groove.
Specifically, the left door hinge is operated to move towards the left, at the moment, the left sliding piece slides towards the left along the left groove, the left moving hinge drives the rotating hinge to rotate so that the rotating hinge rotates clockwise or anticlockwise in a direction vertical to the guide rail, meanwhile, the right movable hinge is driven to slide towards the right due to the rotation of the rotating hinge, at the moment, the right sliding piece slides towards the right along the right groove to drive the right door hinge to move towards the right, and the synchronous separation of the left door hinge and the right door hinge is realized; operating the left door hinge to move towards the right, wherein the left sliding piece slides towards the right along the left groove, the left moving hinge drives the rotating hinge to rotate so that the rotating hinge rotates clockwise or anticlockwise from a direction parallel to the guide rail, meanwhile, the right movable hinge is driven to slide towards the left due to the rotation of the rotating hinge, and at the moment, the right sliding piece slides towards the left along the right groove to drive the right door hinge to move towards the left, so that the left door hinge and the right door hinge are synchronously close to each other; similarly, the left door hinge and the right door hinge can be synchronously close to and away from each other by operating the right door hinge.
Furthermore, the lower end of the base is provided with a left sliding groove for the left door hinge to pass through and a right sliding groove for the right door hinge to pass through.
Preferably, the left door hinge and the right door hinge are arc-shaped.
Preferably, when the left door hinge moves towards the left to be limited at the left end of the left sliding groove, the left sliding piece slides to the left end of the left sliding groove; when the left door hinge moves towards the right to be just accommodated in the left sliding groove, the left sliding piece slides to the right end of the left groove; the same process is carried out; when the right door hinge moves towards the left to the right end limited by the right sliding groove, the right sliding piece just slides to the right end of the right groove; when the right door hinge moves towards the right to be just accommodated in the right sliding groove, the right sliding piece slides to the left end of the right groove.
Furthermore, one end of the left door hinge, which is far away from the left moving hinge, is connected with a left door assembly, and one end of the right door hinge, which is far away from the right moving hinge, is connected with a right door assembly; the left door assembly is rotatably connected to the base through a left door shaft, and the right door assembly is rotatably connected to the base through a right door shaft.
Preferably, the left door hinge is hinged to the left door assembly, and the right door hinge is hinged to the right door assembly.
Preferably, when the left sliding member slides to the leftmost end of the left groove, the included angle between the left door assembly and the base is 120 degrees; when the right sliding piece slides to the rightmost end of the right groove, the included angle between the right door assembly and the base is 120 degrees.
Furthermore, a speed reducer for reducing the door closing speed is arranged in the guide rail close to the fulcrum.
Furthermore, a limiting part is arranged in the guide rail far away from the fulcrum.
Specifically, the two-piece door mechanism can realize the synchronous opening and closing of the two-piece door, so that only one speed reducer can be arranged at one end of the left groove or the right groove close to the fulcrum; meanwhile, the number of the limiting pieces can be only one, and the limiting pieces are arranged at one end, away from the fulcrum, of the left groove or the right groove.
Preferably, the guide rail is located at the opening of the left groove or the opening of the right groove and extends inwards to form an installation groove with the guide rail, the installation groove is provided with the speed reducer near the fulcrum, the speed reducer comprises an elastic sheet, and the elastic sheet inclines towards the left groove or the right groove; when the left sliding piece or the right sliding piece slides towards the direction close to the fulcrum, the left sliding piece or the right sliding piece is limited by the elastic sheet, and due to the elasticity of the elastic sheet, the sliding speed of the left sliding piece or the right sliding piece is reduced, so that the door opening and closing mechanism finally achieves the effect of slow closing, and violent impact is prevented; more preferably, the elastic sheet is provided with a damping block for enhancing a damping force.
Preferably, the limiting member comprises an elastic member, and the elastic member is inclined downwards from left to right; and both ends of the elastic piece are arranged at the lower end of the guide rail positioned at the left groove or the right groove; when the left sliding piece or the right sliding piece slides towards a direction far away from the fulcrum, the left sliding piece or the right sliding piece presses the limiting piece, and the left sliding piece or the right sliding piece is limited between the limiting piece and the left groove or between the limiting piece and the right groove due to the elasticity of the limiting piece; the limiting piece can keep the state of the left door assembly and the right door assembly unchanged when the door is opened to the maximum angle position, and the door opening mechanism can always keep the door opening state under the condition of no external force.
(III) advantageous effects
Compared with the prior art, the utility model designs the side-by-side door mechanism, realizes the synchronous opening and closing of the side-by-side door, and can ensure that the opening angles of the two side doors are kept consistent at any opening position;
the speed reducer is arranged, so that the sliding speed of the left sliding piece or the right sliding piece is reduced, the door closing speed can be reduced at the tail stage of the door closing process, the door opening and closing mechanism can achieve the effect of slow closing finally, and violent impact is prevented;
the limiting piece is arranged, so that the left door assembly and the right door assembly can keep the state when the door is opened to the maximum angle position, and the door opening mechanism can always keep the door in the opening state under the condition of no external force.
Drawings
FIG. 1 is a schematic view of a side-by-side door mechanism of the present embodiment;
FIG. 2 is an enlarged view of the point A in FIG. 1;
FIG. 3 is a schematic view showing a fully opened state of a door of the side-by-side door opening mechanism according to the present embodiment;
FIG. 4 is a schematic view showing a fully closed state of the door of the side-by-side door opening mechanism according to the present embodiment;
FIG. 5 is a schematic view of a side-by-side door mechanism of the present embodiment (not including a base plate);
fig. 6 is an enlarged schematic view of B in fig. 5.
Description of reference numerals: 1. a substrate; 11. a left chute; 12. a right chute; 2. a guide rail; 21. a left groove; 22. a right slot; 23. mounting grooves; 3. a left connecting structure; 31. a left motion hinge; 32. a left door hinge; 33. a left glide; 331. a left glide portion; 332. a left restriction portion; 34. a left door assembly; 341. a left door shaft; 4. a right connecting structure; 41. a right motion hinge; 42. a right door hinge; 43. a right glide; 431. a right glide portion; 432. a right restriction portion; 44. a right door assembly; 441. a right door shaft; 5. rotating the hinge; 6. a fulcrum; 7. a speed reducer; 71. a damping block; 8. and a limiting member.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In this embodiment:
as shown in fig. 1 to 4, a side-by-side door mechanism of the present embodiment is used for controlling the synchronous opening and closing of side-by-side doors; the split door mechanism comprises a guide rail 2 fixed on a base plate 1, a left connecting structure 3 sliding along the guide rail 2, a right connecting structure 4, and a rotating hinge 5 which is used for connecting the left connecting structure 3 and the right connecting structure 4 and can rotate around a fulcrum 6; wherein, the fulcrum 6 is arranged at the center of the guide rail 2; when the rotating hinge 5 rotates to be parallel to the guide rail 2, the left connecting structure 3 and the right connecting structure 4 synchronously move away along the guide rail 2, and the two split doors are synchronously opened; when the rotating hinge 5 rotates to be perpendicular to the guide rail 2, the left connecting structure 3 and the right connecting structure 4 approach along the guide rail 2 synchronously, and the two split doors close synchronously. Preferably, the guide rail 2 comprises a left groove 21 and a right groove 22 which are symmetrically arranged, and the fulcrum 6 is installed at the joint of the left groove 21 and the right groove 22; wherein the left slot 21 and the right slot 22 have the same stroke. More preferably, the fulcrum 6 is connected at the center of the rotation hinge 5. By adopting the scheme, the opening and closing of the side-by-side doors are realized, and the opening angle of the two side doors can be kept consistent at any position of the opening.
As shown in fig. 3-6, further, the left connecting structure 3 includes a left moving hinge 31 and a left door hinge 32 connected to the rotating hinge 5 in sequence; the right connecting structure 4 comprises a right moving hinge 41 and a right door hinge 42 which are sequentially connected with the rotating hinge 5; wherein the joint of the left kinematic hinge 31 and the left door hinge 32 is arranged in the guide rail 2 and can slide along the guide rail 2; the joint of the right kinematic hinge 41 and the right door hinge 42 is placed in the guide rail 2 and can slide along the guide rail 2. Specifically, one end of the left moving hinge 31 is hinged to the rotating hinge 5, and the other end is hinged to the left door hinge 32; one end of the right moving hinge 41 is hinged with the rotating hinge 5, and the other end is hinged with the right door hinge 42. Further, the left moving hinge 31 and the left door hinge 32 are movably connected through a left sliding piece 33, and the right moving hinge 41 and the right door hinge 42 are movably connected through a right sliding piece 43; wherein the left sliding member 33 comprises a left sliding part 331 which is matched and installed in the guide rail 2 and a left limiting part 332 which limits the left sliding part from being separated from the guide rail 2; the right slider 43 includes a right slider portion 431 fitted in the guide rail 2 and a right restricting portion 432 restricting its detachment from the guide rail 2. Specifically, the left sliding member 33 slides left and right along the left slot 21 and is constrained in the left slot 21; the right slider 43 slides right and left along the right groove 22 and is confined in the right groove 22. Specifically, the left door hinge 32 is operated to move towards the left, at this time, the left sliding piece 33 slides towards the left along the left slot 21, the left moving hinge 31 drives the rotating hinge 5 to rotate so that the rotating hinge can rotate clockwise or counterclockwise in a direction perpendicular to the guide rail 2, at the same time, as the rotating hinge 5 rotates, the right movable hinge is driven to slide towards the right, at this time, the right sliding piece 43 slides towards the right along the right slot 22, and the right door hinge 42 is driven to move towards the right, so that the left door hinge 32 and the right door hinge 42 are synchronously separated; operating the left door hinge 32 to move towards the right, wherein the left sliding piece 33 slides towards the right along the left slot 21, the left moving hinge 31 drives the rotating hinge 5 to rotate so that the rotating hinge 5 rotates clockwise or anticlockwise from a direction parallel to the guide rail 2, meanwhile, as the rotating hinge 5 rotates, the right movable hinge is driven to slide towards the left, and at the same time, the right sliding piece 43 slides towards the left along the right slot 22, the right door hinge 42 is driven to move towards the left, so that the left door hinge 32 and the right door hinge 42 are synchronously close; similarly, the left door hinge 32 and the right door hinge 42 can be synchronously close to and synchronously far away from each other by operating the right door hinge 42.
As shown in fig. 3 to 4, the lower end of the base is further provided with a left sliding groove 11 for the left door hinge 32 to pass through, and a right sliding groove 12 for the right door hinge 42 to pass through. Preferably, the left door hinge 32 and the right door hinge 42 are arc-shaped. Preferably, when the left door hinge 32 moves towards the left to be limited at the left end of the left sliding groove 11, the left sliding piece 33 slides right to the left end of the left sliding groove 21; when the left door hinge 32 moves towards the right to just store in the left sliding groove 11, the left sliding piece 33 slides to just the right end of the left groove 21; the same process is carried out; when the right door hinge 42 moves towards the left to be limited at the right end of the right chute 12, the right sliding piece 43 slides right to the right end of the right chute 22; when the right door hinge 42 moves to the right to just receive the right slide groove 12, the right slide member 43 slides to just the left end of the right groove 22.
3-4, a left door assembly 34 is connected to an end of the left door hinge 32 away from the left moving hinge 31, and a right door assembly 44 is connected to an end of the right door hinge 42 away from the right moving hinge 41; wherein the left door assembly 34 is rotatably connected to the base by a left door shaft 341, and the right door assembly 44 is rotatably connected to the base by a right door shaft 441. Preferably, the left door hinge 32 is hinged to the left door assembly 34 and the right door hinge 42 is hinged to the right door assembly 44. Preferably, when the left sliding member 33 slides to the leftmost end of the left slot 21, the included angle between the left door assembly 34 and the base is 120 degrees; when the right sliding member 43 slides to the rightmost end of the right groove 22, the included angle between the right door assembly 44 and the base is 120 degrees.
As shown in fig. 4-6, a decelerating element 7 is further disposed in the guide rail 2 near the fulcrum 6 for decelerating the door closing. Furthermore, a limiting part 8 is arranged in the guide rail 2 far away from the fulcrum 6. Specifically, since the split door mechanism can realize the synchronous opening and closing of the split doors, only one speed reducer 7 can be arranged at one end of the left slot 21 or the right slot 22 close to the fulcrum 6; meanwhile, the number of the limiting members 8 may be only one, and the limiting members are arranged at one end of the left slot 21 or the right slot 22 far away from the fulcrum 6. Preferably, the guide rail 2 is located at the opening of the left groove 21 or the opening of the right groove 22 and extends inwards to form an installation groove 23 with the guide rail 2, the installation groove 23 is provided with the speed reducer 7 near the fulcrum 6, the speed reducer 7 comprises an elastic sheet, and the elastic sheet inclines towards the left groove 21 or the right groove 22; when the left sliding piece 33 or the right sliding piece 43 slides towards the direction close to the fulcrum 6, the left sliding piece 33 or the right sliding piece 43 is limited by the elastic sheet, and due to the elasticity of the elastic sheet, the sliding speed of the left sliding piece 33 or the right sliding piece 43 is reduced, so that the effect of slowly closing the door opening and closing mechanism is finally achieved, and the generation of violent impact is prevented; more preferably, the spring plate is mounted with a damping block 71 for enhancing a damping force. Preferably, the limiting member 8 comprises an elastic member, and the elastic member is inclined downward from left to right; and both ends of the elastic member are mounted on the lower end of the guide rail 2 positioned in the left groove 21 or the right groove 22; when the left sliding member 33 or the right sliding member 43 slides in a direction away from the fulcrum 6, the left sliding member 33 or the right sliding member 43 presses the limiting member 8, and due to the elasticity of the limiting member 8, the left sliding member 33 is limited between the limiting member 8 and the left slot 21 or the right sliding member 43 is limited between the limiting member 8 and the slot; the limiting member 8 can keep the left door assembly 34 and the right door assembly 44 in the same state when the door is opened to the maximum angle position, and the door opening state can be always kept by the split door mechanism under the condition of no external force.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, it is possible to make several improvements and modifications without departing from the technical principle of the present invention, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (7)
1. A side-by-side door mechanism for controlling the synchronous opening and closing of side-by-side doors; the method is characterized in that: the split door mechanism comprises a guide rail (2) fixed on a base plate (1), a left connecting structure (3) sliding along the guide rail (2), a right connecting structure (4) and a rotary hinge (5) which is used for connecting the left connecting structure (3) and the right connecting structure (4) and can rotate around a fulcrum (6); wherein the fulcrum (6) is arranged at the center of the guide rail (2); when the rotating hinge (5) rotates to be parallel to the guide rail (2), the left connecting structure (3) and the right connecting structure (4) synchronously move away along the guide rail (2), and the split doors are synchronously opened; when the rotating hinge (5) rotates to be perpendicular to the guide rail (2), the left connecting structure (3) and the right connecting structure (4) synchronously approach along the guide rail (2), and then the split doors are synchronously closed.
2. The split door mechanism of claim 1, wherein: the left connecting structure (3) comprises a left moving hinge (31) and a left door hinge (32) which are sequentially connected with the rotating hinge (5); the right connecting structure (4) comprises a right moving hinge (41) and a right door hinge (42) which are sequentially connected with the rotating hinge (5); wherein the joint of the left movement hinge (31) and the left door hinge (32) is arranged in the guide rail (2) and can slide along the guide rail (2); the joint of the right motion hinge (41) and the right door hinge (42) is arranged in the guide rail (2) and can slide along the guide rail (2).
3. The split door mechanism of claim 2, wherein: the left moving hinge (31) and the left door hinge (32) are movably connected through a left sliding piece (33), and the right moving hinge (41) and the right door hinge (42) are movably connected through a right sliding piece (43); wherein the left sliding piece (33) comprises a left sliding part (331) which is matched and installed in the guide rail (2) and a left limiting part (332) which limits the left sliding part to be separated from the guide rail (2); the right sliding piece (43) comprises a right sliding part (431) which is matched and installed in the guide rail (2) and a right limiting part (432) which limits the right sliding part to be separated from the guide rail (2).
4. The split door mechanism of claim 2, wherein: the lower end of the base is provided with a left sliding groove (11) for the left door hinge (32) to pass through and a right sliding groove (12) for the right door hinge (42) to pass through.
5. The split door mechanism of claim 2, wherein: a left door assembly (34) is connected to one end, away from the left moving hinge (31), of the left door hinge (32), and a right door assembly (44) is connected to one end, away from the right moving hinge (41), of the right door hinge (42); wherein the left door assembly (34) is rotatably connected to the base by a left door shaft (341), and the right door assembly (44) is rotatably connected to the base by a right door shaft (441).
6. The split door mechanism of claim 1, wherein: and a speed reducer (7) for reducing the door closing speed is arranged in the guide rail (2) close to the fulcrum (6).
7. The split door mechanism of claim 1, wherein: a limiting part (8) is arranged in the guide rail (2) far away from the fulcrum (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121832118.2U CN215671791U (en) | 2021-08-06 | 2021-08-06 | To mechanism of opening door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121832118.2U CN215671791U (en) | 2021-08-06 | 2021-08-06 | To mechanism of opening door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215671791U true CN215671791U (en) | 2022-01-28 |
Family
ID=79983980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121832118.2U Active CN215671791U (en) | 2021-08-06 | 2021-08-06 | To mechanism of opening door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215671791U (en) |
-
2021
- 2021-08-06 CN CN202121832118.2U patent/CN215671791U/en active Active
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