CN214835987U - Pneumatic shading shutter - Google Patents
Pneumatic shading shutter Download PDFInfo
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- CN214835987U CN214835987U CN202121266670.XU CN202121266670U CN214835987U CN 214835987 U CN214835987 U CN 214835987U CN 202121266670 U CN202121266670 U CN 202121266670U CN 214835987 U CN214835987 U CN 214835987U
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Abstract
The utility model relates to a pneumatic shading shutter, it includes the window frame, the window frame in-connection has a plurality of blades, every blade all rotates through pivot and window frame to be connected, be provided with on the window frame and be used for the synchronous pivoted pneumatic mechanism of a plurality of blades, the blade includes two straight portions and connects the flexion of two straight portions, the end of two straight portions all is provided with the kink, straight portion and kink are about the axis central symmetry of pivot, under the shutter closed condition, the mutual overlap joint of kink in the adjacent blade. The blade structure in this application is different from ordinary blade structure, and under the state that the shutter was closed, the buckling part overlap joint in the adjacent blade consequently can reduce the gap between the adjacent blade, makes the shutter shading effect under the closed condition better.
Description
Technical Field
The application relates to the field of shutters, in particular to a pneumatic shading shutter.
Background
The shading shutters are widely applied at present, and in some complex working environments, the shutters can be driven by air cylinders to open and close, namely, the shutters are called as pneumatic shutters, for example, in large-scale mail ships, ships or factories. Pneumatic shutters on ships or large cruise ships are mainly used in the position of chimneys, where there is a clear regulation in the state of windows on ship chimneys, which need to be closed and completely shielded from light when a fire occurs in the ship or the ship stops at a port location.
The most common pneumatic blind on the market at present comprises a window frame, a blind blade rotatably connected with the window frame and a driving mechanism for driving the blind blade to rotate. In order to achieve the purpose of shading, a shading plate is arranged on one side of the white blade, but in a closed state of the common shutter, a certain gap exists between the white blade and the white blade, and a certain gap also exists at a connecting position of the white blade and a window frame, namely, the effect of completely shading cannot be achieved even in the closed state of the shutter, and the shading rate is only about 70%.
In view of the above-mentioned related art, the inventors consider that the conventional pneumatic blind has a drawback of poor shading effect.
Disclosure of Invention
In order to improve the shading rate of shutter, guarantee the shading effect, this application provides a pneumatic shading shutter.
The application provides a pneumatic shading shutter adopts following technical scheme:
the utility model provides a pneumatic shading shutter, includes the window frame, the window frame in-connection has a plurality of blades, every the blade all rotates with the window frame through the pivot to be connected, be provided with on the window frame and be used for the synchronous pivoted pneumatic mechanism of a plurality of blades, the blade includes two straight portions and connects the flexion of two straight portions, two the end of straight portion all is provided with the kink, straight portion and kink are about the axis central symmetry of pivot, under the shutter closed condition, adjacent kink in the blade overlaps joint each other.
Through adopting above-mentioned technical scheme, the blade structure is different from ordinary blade structure, and under the state that the shutter was closed, the buckling part overlap joint in the adjacent blade, consequently can reduce the gap between the adjacent blade, makes the shutter shading effect under the closed condition better.
Preferably, the bent portion is inclined to one side along a surface of the straight portion.
Through adopting above-mentioned technical scheme, the kink that the slope set up can make adjacent blade inseparabler when the laminating, also can reduce the clearance between the adjacent blade, consequently can make the light-proofness effect of shutter better under shutter closed condition.
Preferably, the top end and the bottom end of the inner side of the window frame are both connected with light screens, and under the closing state of the shutter, the uppermost blades are in lap joint with the top light screen, and the lowermost blades are in lap joint with the bottom light screen.
Through adopting above-mentioned technical scheme, when the shutter was closed, the blade rotated to the state of lapping mutually with the shutter plate, therefore the top blade can be laminated with the top shutter plate, and the bottom blade can be laminated with the bottom shutter plate, reduces the clearance between blade and the window frame, and the shading effect when the shutter was closed is better.
Preferably, the light shielding plate comprises a horizontal connecting portion and an extending portion, the extending portion inclines towards one side of the blade, and an included angle formed between the extending portion and the horizontal connecting portion is the same as an included angle formed between the straight portion and the bent portion.
Through adopting above-mentioned technical scheme, when the extension in blade and the light screen was laminated mutually, because the angle of extension and kink slope is the same, consequently can laminate inseparabler when the overlap joint, guarantee the compactness of being connected between blade and the window frame, guarantee the shading effect of shutter.
Preferably, one side of the window frame is provided with a locking structure, the locking structure comprises a locking disc connected with the window frame, the locking disc is movably connected with a locking stud, one of the rotating shaft ends is provided with a screw hole, and the locking stud can be in threaded fit with the screw hole.
Through adopting above-mentioned technical scheme, when the shutter is closed, can operate and rotate the locking double-screw bolt, make locking double-screw bolt and one of them pivot threaded connection, can lock the pivot, make a plurality of blades remain the closed condition all the time, can guarantee the shading effect of shutter.
Preferably, the locking disc is rotatably connected with the window frame, an arc groove is formed in the eccentric position of the rotation center of the locking disc, and the locking stud is movably connected with the arc groove.
By adopting the technical scheme, the position of the locking stud can be conveniently adjusted by the rotary connection of the locking disc, and meanwhile, the position of the locking stud can be conveniently adjusted by the arrangement of the arc groove, so that the locking stud is smoothly connected with the rotating shaft to be matched, and the locking of the locking stud on the rotating shaft can be realized.
Preferably, the pneumatic mechanism comprises a linkage pull rod movably arranged on one side of the blades and a plurality of short rods connected with the linkage pull rod, a swing connecting rod is connected between each short rod and each blade, one end of each swing connecting rod is fixedly connected with each blade, and the other end of each swing connecting rod is hinged to each short rod.
Through adopting above-mentioned technical scheme, remove the linkage pull rod, the linkage pull rod can drive a plurality of quarter butt removals, and a plurality of quarter butts can drive the swing connecting rod when removing and remove, and the swing connecting rod can drive the blade and overturn to realize the synchronous upset of a plurality of blades, the blade upset is more convenient.
Preferably, the window frame is connected with an air cylinder, and an air cylinder piston rod is connected with the linkage pull rod.
Through adopting above-mentioned technical scheme, start the cylinder and just can realize the removal of linkage pull rod and the upset of a plurality of blades, it is comparatively convenient when control shutter.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the shutter is closed, the bending parts in the adjacent blades are overlapped, and the obliquely arranged bending parts can ensure that the adjacent blades are more compact when being attached and can also reduce the gap between the adjacent blades, so that the light shielding effect of the shutter is better when the shutter is closed;
2. when the blades are attached to the extending part in the light screen, the extending part and the bent part are inclined at the same angle, so that the blades can be attached more tightly in an overlapping manner, the connection tightness between the blades and the window frame is ensured, and the light shielding effect of the shutter is ensured;
3. when the shutter is closed, the locking stud can be operated and rotated, the locking stud is in threaded connection with one of the rotating shafts, the rotating shafts can be locked, the plurality of blades are always kept in a closed state, and the shading effect of the shutter can be guaranteed.
Drawings
Fig. 1 is a schematic view of the overall structure of the blind.
Fig. 2 is a schematic sectional view of a structure in a state where slats in the blind are opened.
FIG. 3 is a sectional view of the structure of the blind in a state where the slats are closed.
Fig. 4 is an enlarged schematic view of a portion a of fig. 3.
Fig. 5 is a schematic view of the locking structure and the exploded structure of the window frame.
Description of reference numerals: 1. a window frame; 101. a filter screen; 102. a through hole; 2. a blade; 21. a straight portion; 22. a bending section; 23. a bending section; 3. a rotating shaft; 31. a screw hole; 4. a drive member; 41. a cylinder; 42. mounting a bracket; 5. a linkage member; 51. a linkage pull rod; 52. an extension arm; 53. a short bar; 54. a swing link; 6. a visor; 61. a horizontal connecting portion; 62. an extension portion; 7. a locking structure; 71. a locking disc; 711. an arc groove; 72. a handle; 73. and locking the stud.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses pneumatic shading shutter. Referring to fig. 1, the pneumatic shading louver includes a window frame 1, the window frame 1 may be connected to a wall at an installation position, in order to ensure a connection strength between the window frame 1 and the wall, a fixing plate may be screwed to the wall, and the window frame 1 may be connected to the fixing plate by using bolts. One side of the window frame 1 is connected with a filter screen 101, which can be detachably connected and can intercept dust in the air to a certain extent.
Referring to fig. 1, a plurality of blades 2 are rotatably connected in a window frame 1, specifically, 8 blades are provided in this embodiment, and a pneumatic mechanism is provided on the other side of the window frame 1, and the pneumatic mechanism can drive the plurality of blades 2 to rotate synchronously. The pneumatic mechanism includes a drive member 4 and a linkage member 5.
Referring to fig. 2, the driving part 4 may be an air cylinder 41 or an oil cylinder, preferably, the air cylinder 41 in this embodiment, a mounting bracket 42 is fixedly connected to the wall, specifically, the mounting bracket 42 may also be connected to the window frame 1, and a cylinder body of the air cylinder 41 is hinged to the mounting bracket 42. The linkage component 5 comprises a linkage pull rod 51, the linkage pull rod 51 is vertically arranged at the middle position of the window frame 1 in the width direction, one side of the linkage pull rod 51 is integrally formed with an extension arm 52 which is horizontally arranged, and the end of a piston rod of the air cylinder 41 is hinged with the tail end of the extension arm 52.
Referring to fig. 2, a plurality of short rods 53 are fixedly connected to the other side of the linkage pull rod 51, the short rods 53 are parallel to each other, the number of the short rods 53 is the same as that of the blades 2, the short rods 53 are also corresponding to the blades 2, the blades 2 are connected to the short rods 53 through swing connecting rods 54, one end of each swing connecting rod 54 is hinged to the tail end of each short rod 53, and the other end of each swing connecting rod 54 is fixedly connected to the corresponding blade 2.
Referring to fig. 2 and 3, the louver in the figure is in an open state, when the louver needs to be closed, the air cylinder 41 may be driven to operate by an air pump, the air cylinder 41 is started, a piston rod of the air cylinder 41 extends outwards to drive the linkage pull rod 51 to translate, the linkage pull rod 51 may drive the short rod 53 to move, the short rod 53 may drive the swing connecting rod 54 to turn over, so as to drive the vane 2 to turn over, the vane 2 in the figure specifically rotates counterclockwise, so that the vane 2 is turned from a horizontal state in fig. 2 to a vertical state in fig. 3, and the louver is closed.
Referring to fig. 3 and 4, the blades 2 are rotatably connected to the window frame 1 through the rotating shaft 3, and both ends of the rotating shaft 3 are rotatably connected to the window frame 1, so that the blades 2 have a special shape to ensure the light-shielding effect of the blind. Concrete blade 2 includes two straight portions 21 and the flexion 22 that links together two straight portions 21, and the flexion 22 cross-section is the arc form, and the end of two straight portions 21 all is connected with kink 23, and kink 23 and straight portion 21 are certain angle, and specific contained angle is 110-160, and two straight portions 21 are with kink 23 about the axis central symmetry of pivot 3. The blade 2 is integrally formed, the bending part 22 is buckled with the outer side of the rotating shaft 3 and is connected with the outer side of the rotating shaft, and welding or bonding can be carried out in the production process for ensuring the connection strength.
Under the shutter closed state, the kink 23 of adjacent blade 2 laminates each other, because kink 23 is the slope form setting, consequently kink 23 laminates inseparabler more, is difficult for producing the gap between the adjacent blade 2, and the whole shading effect of shutter is better.
Referring to fig. 4, in order to further guarantee the shading effect of shutter, all be fixed with light screen 6 at the top of window frame 1 and bottom, the length of light screen 6 is the same with the length of window frame 1, light screen 6 includes integrated into one piece horizontal connecting portion 61 and extension 62, be certain contained angle between extension 62 and the horizontal connecting portion 61, and the angle is roughly the same with straight portion 21 in blade 2 and kink 23 angle, under the shutter closed condition, the partial position on topmost and bottommost blade 2 surface is laminated with extension 62 mutually, consequently gap is sheltered from by light screen 6 between topmost and bottommost blade 2 and the window frame 1, can not pass through light, guarantee the shading effect of shutter.
Referring to fig. 5, in order to secure stability in the closed state of the blind, a locking structure 7 is provided at a lateral position of the window frame 1. The locking structure 7 comprises a locking disc 71 rotatably connected with the window frame 1, a handle 72 is integrally formed on the side wall of the locking disc 71, an arc groove 711 is formed in the locking disc 71, the center of the arc groove 711 is the same as the rotation center of the locking disc 71, a locking stud 73 is movably connected in the arc groove 711, and the locking stud 73 can slide in the arc groove 711 and also can rotate in the arc groove 711.
Referring to fig. 5, when the operating handle 72 is rotated to a horizontal state, the position of the locking stud 73 in the arc groove 711 can be adjusted, so that the locking stud 73 corresponds to one of the rotating shafts 3 of the blades 2, the end of the rotating shaft 3 can be provided with the screw hole 31, the corresponding position of the window frame 1 is provided with the through hole 102, the screw hole 31 and the central axis of the through hole 102 are aligned, and when the locking stud 73 corresponds to the through hole 102 and the screw hole 31, the locking stud 73 is rotated, so that the locking stud 73 is in threaded fit with the screw hole 31, the rotating shaft 3 can be locked, the louver is prevented from being opened under an accidental condition, and the shading of the louver is ensured.
The implementation principle of the pneumatic shading shutter in the embodiment of the application is as follows: under shutter open mode, blade 2 is in the horizontality, when needing to close the shutter, starts cylinder 41, and cylinder 41 piston rod outwards extends, drives linkage pull rod 51 translation, and linkage pull rod 51 can drive quarter butt 53 and remove, and quarter butt 53 can drive swing connecting rod 54 and overturn to can drive blade 2 upset to vertical form, adjacent blade 2 laminates each other, realizes closing of shutter.
After the louver is closed, the louver can be locked, the handle 72 is held, the handle 72 is rotated to be in a horizontal state, the position of the locking stud 73 in the arc groove 711 can be adjusted, when the locking stud 73 corresponds to the through hole 102 and the screw hole 31, the locking stud 73 is rotated, the locking stud 73 is in threaded fit with the screw hole 31, the rotating shaft 3 can be locked, the louver is prevented from being opened under the accidental condition, and the light shading performance of the louver is guaranteed.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a pneumatic shading shutter, includes window frame (1), a plurality of blades (2) are connected in window frame (1), every blade (2) all rotate with window frame (1) through pivot (3) and are connected, be provided with on window frame (1) and be used for the synchronous pivoted pneumatic mechanism of a plurality of blades (2), its characterized in that: blade (2) include two straight portions (21) and the flexion (22) of connecting two straight portions (21), two the end of straight portion (21) all is provided with kink (23), straight portion (21) and kink (23) are about the axis central symmetry of pivot (3), under the shutter closed condition, adjacent kink (23) in blade (2) overlap joint each other.
2. The pneumatic shade blind of claim 1, wherein: the bent portion (23) is inclined to one side along the surface of the straight portion (21).
3. A pneumatic blind shutter according to claim 2, wherein: the window frame (1) inboard top and bottom all are connected with light screen (6), and under the shutter closed condition, topmost blade (2) and top light screen (6) overlap joint, undermost blade (2) and bottom light screen (6) overlap joint.
4. A pneumatic shading blind according to claim 3, characterized in that: the light screen (6) comprises a horizontal connecting portion (61) and an extending portion (62), the extending portion (62) inclines towards one side of the blade (2), and an included angle formed between the extending portion (62) and the horizontal connecting portion (61) is the same as an included angle formed between the straight portion (21) and the bent portion (23).
5. The pneumatic shade blind of claim 1, wherein: one side of window frame (1) is provided with locking structure (7), locking structure (7) include locking dish (71) of being connected with window frame (1), swing joint has locking double-screw bolt (73) on locking dish (71), and one of them screw hole (31) have been seted up to pivot (3) tip, locking double-screw bolt (73) can with screw hole (31) screw-thread fit.
6. The pneumatic shade shutter of claim 5, wherein: the locking disc (71) is rotatably connected with the window frame (1), an arc groove (711) is formed in the eccentric position of the rotation center of the locking disc (71), and the locking stud (73) is movably connected with the arc groove (711).
7. The pneumatic shade blind of claim 1, wherein: pneumatic mechanism is including the activity set up linkage pull rod (51) and a plurality of quarter butt (53) of being connected with linkage pull rod (51) in a plurality of blades (2) one side, be connected with swing connecting rod (54) between quarter butt (53) and blade (2), the one end and blade (2) rigid coupling of swing connecting rod (54), the other end is articulated mutually with quarter butt (53).
8. The pneumatic shade shutter of claim 7, wherein: the window frame (1) is connected with an air cylinder (41), and a piston rod of the air cylinder (41) is connected with a linkage pull rod (51).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202121266670.XU CN214835987U (en) | 2021-06-07 | 2021-06-07 | Pneumatic shading shutter |
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CN202121266670.XU CN214835987U (en) | 2021-06-07 | 2021-06-07 | Pneumatic shading shutter |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115126397A (en) * | 2022-06-25 | 2022-09-30 | 滁州市永通交通设备有限公司 | Shutter window body structure with filter pulp |
CN118358693A (en) * | 2024-06-20 | 2024-07-19 | 泰州市宏兴通风设备有限公司 | Pneumatic shutter with anti-impact mechanism for ship |
-
2021
- 2021-06-07 CN CN202121266670.XU patent/CN214835987U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115126397A (en) * | 2022-06-25 | 2022-09-30 | 滁州市永通交通设备有限公司 | Shutter window body structure with filter pulp |
CN118358693A (en) * | 2024-06-20 | 2024-07-19 | 泰州市宏兴通风设备有限公司 | Pneumatic shutter with anti-impact mechanism for ship |
CN118358693B (en) * | 2024-06-20 | 2024-08-27 | 泰州市宏兴通风设备有限公司 | Pneumatic shutter with anti-impact mechanism for ship |
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