CN211008220U - Folding door - Google Patents
Folding door Download PDFInfo
- Publication number
- CN211008220U CN211008220U CN201921760063.1U CN201921760063U CN211008220U CN 211008220 U CN211008220 U CN 211008220U CN 201921760063 U CN201921760063 U CN 201921760063U CN 211008220 U CN211008220 U CN 211008220U
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- folding door
- connecting rod
- folding
- door
- sliding
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Abstract
The utility model discloses a folding door, including door frame, rotation door plant, folding door plant, slip door plant, beta structure and locking structure, folding mechanism is including head and the tail rotatable coupling's in proper order first connecting rod, second connecting rod, third connecting rod, fourth connecting rod, it is fixed mounting in second connecting rod and third connecting rod below respectively with folding door plant to rotate the door plant, locking structure includes lock bar, control lever, unblock spring, guide bar, sliding block, fixed block, locking ratchet and sheave, sheave and the rotatable mounting of locking ratchet are on folding door plant, the sliding block is located between folding structure and the sheave, lock bar one end and sliding block rotatable coupling, the other end offsets with the locking ratchet, but slip door plant and folding door plant sliding connection control slip door plant's opening and shutting through locking structure. The utility model has the advantages of reasonable design, have practice thrift the space and receive the little effect of wind-force influence.
Description
Technical Field
The utility model relates to a building door and window five metals field, more specifically says that it relates to a folding door.
Background
The folding door is provided with a plurality of door leaves, the door leaves can be folded and can be pushed to the side, the occupied space is small, at present, the folding door is divided into two types of hanging folding doors and sliding folding doors, the folding door mainly comprises a door frame, the door leaves, a transmission part, a rotating arm part and the like, the door leaves are connected through hinges, and the Chinese patent with the publication number of CN103726753B discloses a side-hung folding door which comprises a first door hinge, a second traction arm, a first traction arm and a second traction arm, and the door leaves are sequentially pivoted to form a parallelogram, so that the parallel opening of the folding door is realized, the folding door has the advantages of space saving, convenience in use and the like.
SUMMERY OF THE UTILITY MODEL
The utility model provides a folding door, has practice thrift the space and receives the little effect of wind-force influence to prior art exists not enough.
In order to achieve the above purpose, the utility model provides a following technical scheme: a folding door comprises a door frame, a rotating door plate, a folding door plate, a sliding door plate and a folding structure, wherein the rotating door plate is respectively and rotatably connected with the door frame and the folding door plate, the folding mechanism comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod are sequentially and rotatably connected end to end, the rotating door plate and the folding door plate are respectively and fixedly arranged below the second connecting rod and the third connecting rod, the folding door plate is further provided with a locking structure, the locking structure comprises a locking rod, a control rod, an unlocking spring, a guide rod, a sliding block, a fixed block, a locking ratchet wheel and a grooved wheel, the grooved wheel is rotatably arranged on the folding door plate, the locking ratchet wheel is fixedly arranged above the grooved wheel, the sliding block is positioned between the folding structure and the grooved wheel, and the sliding block is, the fixed block is positioned between the sliding blocks and is fixedly arranged on the folding door panel, the unlocking spring is sleeved on the guide rod, and the unlocking spring is fixedly connected with the sliding blocks and the fixed block respectively; one end of the locking rod is rotatably connected with the sliding block, and the other end of the locking rod is abutted against the locking ratchet wheel; one end of the control rod is rotatably arranged on the folding door panel, and the other end of the control rod is rotatably fixed in the middle of the locking rod; but sliding door board and folding door plant sliding connection, and sliding door board is close to one of folding door plant and is served and be provided with the stopper with sheave matched with, be provided with the sliding tray with stopper matched with on the folding door plant.
Preferably, a rotating shaft is arranged below the grooved wheel, a limiting groove is formed in the folding door plate, and a bearing matched with the rotating shaft is arranged in the limiting groove.
Preferably, the lower end of the rotating shaft is provided with an adjusting block, the side face of the adjusting block is provided with a plurality of adjusting springs and a baffle positioned between the adjusting springs and the adjusting block, and two ends of each adjusting spring are fixedly connected with the side wall of the limiting groove and the baffle respectively.
Preferably, the sliding block is sleeved on the locking rod, and one end, close to the locking rod, of the control rod is rotatably connected with the sliding block.
Preferably, the folding door panel is provided with a sliding rail, and the sliding door panel is provided with a sliding protrusion matched with the sliding rail.
Preferably, two parallel traction rods are installed between the second connecting rod and the fourth connecting rod.
Preferably, the second connecting rod is provided with a limiting bulge for limiting the fourth connecting rod.
To sum up, the utility model has the following beneficial effects that the utility model has the advantages of reasonable design, through set up rotation door plant, folding door plant and sliding door plant in the door frame, rotation door plant and folding door plant realize folding through parallelogram's four-bar folding structure, sliding door plant passes through slide rail and the protruding cooperation realization of slip and folding door plant sliding connection, make the open width of door plant only one-third of ordinary vertical hinged door, and be provided with locking structure on the folding door plant, when closing, the fourth connecting rod will promote the sliding block motion, the sliding block drives the locking pole and removes and make locking pole and locking ratchet offset, at this moment, the locking ratchet can not take place the rotation, because sheave and locking ratchet fixed connection, so the sheave also can not take place the rotation, stopper in the sheave notch is blocked, realize the locking to the sliding door plant, when the folding door is opened, the fourth connecting rod leaves, at this moment, the sliding block moves back under the effect of unblock spring, drive the locking pole and leave the locking ratchet, at this moment, the stopper can be removed in the sliding tray door plant through adjusting the size of the folding door control, avoid folding door to be the type L, this kind of door plant can effectively be influenced by the reduction wind.
Drawings
FIG. 1 is an overall view of a folding door according to the present embodiment;
FIG. 2 is a schematic top view of the foldable door of the present embodiment when opened;
FIG. 3 is a schematic top view of the folding door of the present embodiment;
FIG. 4 is a schematic view of a locking structure of the folding door of the present embodiment;
fig. 5 is a partially sectional view schematically showing a folding door according to the present embodiment.
Reference numerals: 1. a door frame; 2. rotating the door panel; 3. folding the door panel; 4. a sliding door panel; 5. a first link; 6. a second link; 7. a third link; 8. a fourth link; 9. a lock lever; 10. a control lever; 11. an unlocking spring; 12. a guide bar; 13. a slider; 14. a fixed block; 15. locking the ratchet wheel; 16. a grooved wheel; 17. a limiting block; 18. a sliding groove; 19. a limiting groove; 20. a rotating shaft; 21. a bearing; 22. an adjusting block; 23. adjusting the spring; 24. a baffle plate; 25. a slider; 26. a slide rail; 27. a sliding projection; 28. a draw bar; 29. a limiting bulge; 30. a hinge; 31. and (4) a hinge.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 5, a folding door comprises a door frame 1, a rotating door panel 2, a folding door panel 3, a sliding door panel 4 and a folding structure, wherein the rotating door panel 2 is rotatably connected with the door frame 1 and the folding door panel 3, the folding mechanism comprises a first connecting rod 5, a second connecting rod 6, a third connecting rod 7 and a fourth connecting rod 8, the first connecting rod 5, the second connecting rod 6, the third connecting rod 7 and the fourth connecting rod 8 are sequentially and end-to-end rotatably connected, the rotating door panel 2 and the folding door panel 3 are fixedly arranged below the second connecting rod 6 and the third connecting rod 7, the folding door panel 3 is further provided with a locking structure, the locking structure comprises a locking rod 9, a control rod 10, an unlocking spring 11, a guide rod 12, a sliding block 13, a fixed block 14, a locking ratchet 15 and a grooved wheel 16, the grooved wheel 16 is rotatably arranged on the folding door panel 3, the locking ratchet 15 is fixedly arranged above the grooved wheel 16, the sliding block 13 is positioned between the folding structure and the grooved pulley 16, the sliding block 13 is provided with a guide rod 12 which can slidably penetrate through the fixed block 14, the fixed block 14 is positioned between the sliding blocks 13 and is fixedly arranged on the folding door panel 3, the unlocking spring 11 is sleeved on the guide rod 12, and the unlocking spring 11 is respectively and fixedly connected with the sliding block 13 and the fixed block 14; one end of the locking rod 9 is rotatably connected with the sliding block 13, and the other end of the locking rod is abutted against the locking ratchet wheel 15; one end of the control rod 10 is rotatably arranged on the folding door panel 3, and the other end of the control rod is rotatably fixed in the middle of the locking rod 9; but sliding door board 4 and folding door board 3 sliding connection, and sliding door board 4 is close to folding door board 3 and is provided with stopper 17 with 16 matched with sheaves on one end, be provided with on the folding door board 3 with stopper 17 matched with sliding tray 18.
In the embodiment, a rotating door panel 2, a folding door panel 3, a sliding door panel 4 and a folding structure are arranged in a door frame 1, the folding structure is formed by sequentially connecting a first connecting rod 5, a second connecting rod 6, a third connecting rod 7 and a fourth connecting rod 8 in an end-to-end rotatable manner to form a four-bar structure, the first connecting rod 5 is fixedly arranged in the door frame 1 and plays a role in fixing the position of the folding structure, the rotating door panel 2 is fixedly arranged below the second connecting rod 6, and the rotating door panel 2 is connected with the door frame 1 through a hinge 30, so that the fan-shaped rotation of the rotating door panel 2 can be; the folding door plate 3 is fixedly arranged below the third connecting rod 7; the folding door panel 3 is connected with the rotating door panel 2 through a hinge 31, the folding door panel 3 can be rotatably connected with the rotating door panel 2, and the door frame 1 can move in parallel; the sliding door plate 4 is connected with the folding door plate 3 in a sliding mode, and the opening width of the folding door is only one third of that of an ordinary vertical hinged door. The foldable door plate 3 is also provided with a locking structure, when the door is closed, the fourth connecting rod 8 rotates to push the sliding block 13 to move, the sliding block 13 drives the locking rod 9 to move and enables the locking rod 9 to abut against the locking ratchet wheel 15, at the moment, the locking ratchet wheel 15 cannot rotate, the grooved wheel 16 cannot rotate due to the fact that the grooved wheel 16 is fixedly connected with the locking ratchet wheel 15, and the limiting block 17 in the grooved wheel 16 is blocked, so that the sliding door plate 4 is locked; when the folding door is opened, the fourth connecting rod 8 leaves the sliding block 13, the sliding block 13 moves back under the action of the unlocking spring 11, the locking rod 9 is driven to leave the locking ratchet wheel 15, and at the moment, the limiting block 17 can move in the sliding groove 18, so that the opening size of the folding door can be freely adjusted. The guide rod 12 on the sliding block 13 is inserted into the fixed block 14, and can slide in the fixed block 14 to control the moving direction of the sliding block 13.
As a modified specific embodiment, a rotating shaft 20 is arranged below the sheave 16, a limiting groove 19 is arranged on the folding door panel 2, and a bearing 21 matched with the rotating shaft 20 is arranged in the limiting groove 19. In this embodiment, the limiting groove 19 is located below the sheave 16, and the rotating shaft 20 on the sheave 16 is matched with the bearing 21 in the limiting groove 19 to realize the rotation of the sheave 16.
As an improved specific embodiment, the lower end of the rotating shaft 20 is provided with an adjusting block 22, the side surface of the adjusting block 22 is provided with a plurality of adjusting springs 23 and a baffle plate 24 located between the adjusting springs 23 and the adjusting block 22, and two ends of each adjusting spring 23 are respectively fixedly connected with the side wall of the limiting groove 19 and the baffle plate 24. In this embodiment, the number of the side surfaces of the adjusting block 22 is the same as the number of the notches of the sheave 16, and each side surface of the adjusting block 22 is provided with an adjusting spring 23 and a baffle 24, so that when the sheave 16 rotates, the adjusting block 22 also rotates together. When the limiting block 17 leaves the grooved pulley 16, the adjusting block 22 enables the side surface of the adjusting block 22 to be attached to the baffle 24 under the action of the adjusting spring 23, so that the adjusting block cannot rotate, and the grooved pulley 16 is prevented from deviating from the limiting block 17, so that the grooved pulley 16 is prevented from being clamped with the limiting block 17.
As a modified embodiment, the locking rod 9 is sleeved with a sliding block 25, and one end of the control rod 10 close to the locking rod 9 is rotatably connected with the sliding block 25. In this embodiment, the slider 25 is sleeved on the locking rod 9, and the control rod 10 is rotatably connected to the slider 25 at the end close to the locking rod 9, so that the swing amplitude of the locking rod 9 during movement can be reduced, and the one-way rotation of the locking ratchet 15 can be realized. When the folding structure is closed and the limiting block 17 does not slide into the grooved pulley 16, the limiting block 17 can still slide into the groove of the grooved pulley 16 and drive the grooved pulley 16 to rotate in a single direction, so that the sliding door panel 4 is locked, and the situation that the sliding door panel 4 cannot be locked after the folding structure is closed is avoided.
As a modified embodiment, the folding door panel 3 is provided with a slide rail 26, and the sliding door panel 4 is provided with a sliding projection 27 which is matched with the slide rail 26. In this embodiment, the sliding door panel 4 is configured to open and close the foldable door panel 3 through the matching between the sliding rail 26 and the sliding protrusion 27, and the sliding rail 26 and the sliding protrusion 27 are respectively integrated with the corresponding door panel, so that the door panel can be conveniently processed and operated. The slide rail 26 and the slide protrusion 27 limit the sliding door panel 4 in a clamping manner, so that the sliding door panel 4 is prevented from being separated from the folding door panel 3 and falling.
As a modified embodiment, two parallel draw bars 28 are installed between the second link 6 and the fourth link 8. In this embodiment, the draw bar 28 is respectively installed at two ends of the second link 6 and the fourth link 8, so as to enhance the stability of the folding structure and prolong the service life of the folding structure.
As a modified specific embodiment, the second link 6 is provided with a limiting protrusion 29 for limiting the fourth link 8. In this embodiment, when the folding door is completely opened, the limiting stop function is realized through the limiting protrusion 29, and the damage of the folding door panel 3 and the rotating door panel 2 caused by mutual collision is avoided.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.
Claims (7)
1. The utility model provides a folding door, includes door frame, rotates door plant, folding door plant, slip door plant and beta structure, rotate the door plant respectively with door frame and folding door plant rotatable coupling, its characterized in that: the folding structure comprises a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod which are sequentially and end-to-end rotatably connected, the rotary door panel and the folding door panel are respectively and fixedly arranged below the second connecting rod and the third connecting rod, a locking structure is further arranged on the folding door panel and comprises a locking rod, a control rod, an unlocking spring, a guide rod, a sliding block, a fixed block, a locking ratchet wheel and a grooved wheel, the grooved wheel is rotatably arranged on the folding door panel, the locking ratchet wheel is fixedly arranged above the grooved wheel, the sliding block is positioned between the folding structure and the grooved wheel, the sliding block is provided with the guide rod which can slidably penetrate through the fixed block, the fixed block is positioned between and fixedly arranged on the folding door panel, and the unlocking spring is sleeved on the guide rod, the unlocking spring is respectively and fixedly connected with the sliding block and the fixed block; one end of the locking rod is rotatably connected with the sliding block, and the other end of the locking rod is abutted against the locking ratchet wheel; one end of the control rod is rotatably arranged on the folding door panel, and the other end of the control rod is rotatably fixed in the middle of the locking rod; but sliding door board and folding door plant sliding connection, and sliding door board is close to one of folding door plant and is served and be provided with the stopper with sheave matched with, be provided with the sliding tray with stopper matched with on the folding door plant.
2. A folding door in accordance with claim 1, wherein: the foldable door plate is characterized in that a rotating shaft is arranged below the grooved wheel, a limiting groove is formed in the foldable door plate, and a bearing matched with the rotating shaft is arranged in the limiting groove.
3. A folding door as claimed in claim 2, wherein: the adjusting mechanism is characterized in that an adjusting block is arranged at the lower end of the rotating shaft, a plurality of adjusting springs and a baffle plate located between the adjusting springs and the adjusting block are arranged on the side face of the adjusting block, and two ends of each adjusting spring are fixedly connected with the side wall of the limiting groove and the baffle plate respectively.
4. A folding door in accordance with claim 1, wherein: the locking rod is sleeved with a sliding block, and one end, close to the locking rod, of the control rod is rotatably connected with the sliding block.
5. A folding door in accordance with claim 1, wherein: the folding door plate is provided with a sliding rail, and the sliding door plate is provided with a sliding bulge matched with the sliding rail.
6. A folding door in accordance with claim 1, wherein: two parallel draw bars are arranged between the second connecting rod and the fourth connecting rod.
7. The folding door of claim 6, wherein: and the second connecting rod is provided with a limiting bulge for limiting the fourth connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921760063.1U CN211008220U (en) | 2019-10-18 | 2019-10-18 | Folding door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921760063.1U CN211008220U (en) | 2019-10-18 | 2019-10-18 | Folding door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211008220U true CN211008220U (en) | 2020-07-14 |
Family
ID=71499676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921760063.1U Active CN211008220U (en) | 2019-10-18 | 2019-10-18 | Folding door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211008220U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267792A (en) * | 2020-10-13 | 2021-01-26 | 赣州市桐鑫金属制品有限公司 | Automatic folding device for courtyard door leaf |
-
2019
- 2019-10-18 CN CN201921760063.1U patent/CN211008220U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112267792A (en) * | 2020-10-13 | 2021-01-26 | 赣州市桐鑫金属制品有限公司 | Automatic folding device for courtyard door leaf |
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