TWI589768B - Shutter blade fixed structure - Google Patents

Description

Shutter blade fixing structure

The present invention relates to louvers, and more particularly to a louver blade securing structure that facilitates quick assembly and prevents loosening.

A large louver for industrial use is known, comprising a sash and a plurality of blades, wherein the sash is provided with a frame and a plurality of pivots, the pivots being cylindrical and spaced at two of the frame Corresponding to the inner wall; each of the blades comprises a plate body and two sleeves; the length of the plate body is equivalent to a distance between two opposite inner walls of the frame, and is greater than a distance between the two pivots; each of the axes The sleeve is coupled to the outer surface of the plate body and adjacent to the two ends of the top edge of the plate body, each of the bushings has a perforation, and the central axis of each of the perforations is parallel to the extending direction of the plate body.

Based on the above structure, when a worker wants to pivot a blade to the opposite pivots of the two bushings, first aim a pivot of the bushing with a perforation of the bushing, and make the blade parallel The direction of the central axis of the pivot is moved to allow the pivot to enter the perforation, and then the plate must be bent over so that the other sleeve has sufficient space to be coupled to the other pivot in the manner described above. . If the blade is bulky, it is necessary to seek assistance from others to complete the assembly operation. In other words, the conventional louver structure is liable to cause inconvenience to the assembly of the staff, thereby delaying the assembly completion time.

In view of the above, an object of the present invention is to provide a louver blade fixing structure which has the characteristics of convenient and quick assembly, and can prevent the blade after installation from being inadvertently detached during the pivoting process.

In order to achieve the above object, a louver blade fixing structure includes a window frame and at least one blade, wherein the window frame includes a frame and a plurality of first pivots, and the first pivots are at one end. Separately disposed on two opposite inner walls of the frame; the blade includes a plate body having two first pivotal ends respectively pivotally connected to the opposite two first pivots, so that the blade is transversely disposed on In the frame, at least one first pivot end of the board body includes a hook, and a hook slot having an opening is formed between the hook and the board body; thereby, the blade is aligned with the opening The first pivot pivots the first pivot into the slot, such that the blade is pivotable.

The invention has the advantages that the worker can quickly pivot the blade to the two first pivots, thereby effectively improving the assembly efficiency, and preventing the mounted blade from being detached during the pivoting process.

〔this invention〕

10‧‧‧Blinds

20‧‧‧Window frame

22‧‧‧Frame

221‧‧‧Box

222‧‧‧Perforation

24‧‧‧First pivot

26‧‧‧Connecting parts

261‧‧‧Bump

261a‧‧‧ cone section

30‧‧‧ linkage group

32‧‧‧ linkages

34‧‧‧Second pivot

341‧‧‧ first edge

36‧‧‧stop block

40‧‧‧ leaves

42‧‧‧ board

44, 46‧‧‧ hook

46a‧‧‧lateral edge

441‧‧‧ openings

442‧‧‧crack

W1‧‧‧ first width

W2‧‧‧ second width

W3‧‧‧ third width

1 is a perspective view of a louver including a fixed structure using a preferred embodiment of the present invention.

2 is an exploded view of a louver blade fixing structure in accordance with a preferred embodiment of the present invention.

Figure 3 is a schematic view showing the assembly relationship of the connecting member and the frame strip.

Figure 4 is a cross-sectional view taken along line 4-4 of Figure 1, revealing that the studs of the connector are embedded in the perforations in the frame strip.

Figure 5 is a schematic view showing the assembly relationship of the blade with the first pivot and the second pivot.

Figure 6 is a schematic view showing that the other end of the second pivot is provided with a stop so that the blade cannot be disengaged relative to the second pivot along the axial direction of the second pivot.

Figure 7 is a cross-sectional view taken in the direction of 7-7 of Figure 6, showing that the second pivot is provided with a stop so that the blade cannot be disengaged relative to the second pivot along the axial direction of the second pivot.

Figure 8 is a schematic view showing the stop block extending outwardly in a direction away from the first edge of the second pivot.

Figure 9 is a schematic view showing that the first width of the first pivot in the radial section is greater than the second width, and the third width of the opening is equal to the second width but less than the first width.

Figure 10 is a cross-sectional view taken in the direction of 10-10 of Figure 1, showing the state in which the blades are not turned up.

Figure 11 is similar to Figure 10, which reveals that the blades are turned up and the interlocking group oscillates as the blades swing.

In order to explain the present invention more clearly, a preferred embodiment will be described in detail with reference to the drawings. Referring to Figures 1 and 2, a louver 10 including a fixed structure using a preferred embodiment of the present invention includes a sash 20, a linkage set 30, and a plurality of blades 40.

3 and FIG. 4, the window frame 20 includes a frame 22, a plurality of first pivots 24, and a plurality of connecting members 26; wherein the frame 22 is composed of a plurality of frame strips 221, each of the frame strips A plurality of through holes 222 are defined in the side surface of the 221, and in the embodiment, each of the through holes 222 is a tapered hole; each of the connecting members 26 includes three protruding posts 261, and each of the protruding posts 261 has a tapered portion 261a. It is used to penetrate into the through hole 222 of the corresponding frame strip 221 .

The connecting member 26 and the frame strip 221 of the embodiment are in a tightly disposed relationship with the tapered hole structure 261a and the tapered hole structure, and the series of the frame strips are stably connected in series through the connecting member 26. 221. The shape of the connecting member 26 can also be formed into a T-shape and an L-shape, and the number of the studs 261 is not limited to the above, and can be freely matched according to assembly requirements.

As shown in FIG. 5 to FIG. 6 , the first pivots 24 are spaced apart and are respectively coupled to the opposite inner wall surfaces of the frame 22 at one end. The linkage group 30 includes two linkage members 32 and a plurality of second pivot shafts 34. Each of the linkage members 32 is a long strip. Each of the second pivot shafts 34 is arranged at intervals, and is connected to each of the linkage members at one end. The inner wall of 32 has a stop block 36 at the other end.

The blades 40 are pivotally connected to the window frame 20 and the interlocking group 30, and are arranged from top to bottom. For convenience of description, the structure is further described by a blade 40. The blade 40 includes a plate body 42 and two first pivoting ends and two second pivoting ends of the same type; each of the first pivoting ends a hook 44 is disposed adjacent the top edge of the plate 42 for engaging with the opposite first pivots 24 such that the blade 40 is transversely disposed in the frame 22 and is pivotable Each of the second pivot ends is a hook 46 disposed under each of the first pivot ends (hooks 44) for coupling with the opposite second pivots 34 to The linking member 32 is actuated in synchronization with the blade 40; wherein the radial section of each of the second pivots 34 defines a first edge 341 that extends outwardly away from the first edge 341. The first edge 341 of the second pivot 34 abuts the side of the plate 42 when the blade 40 has not been turned outward.

As shown in FIG. 6 to FIG. 8, the hook 46 of the blade 4 has a side edge 46a, and the stopper 36 is located outside the side edge 46a of the hook 46. Further, the hook 46 has a hook 46. The first length, the second pivot 34 has a second length, the first length being less than the second length. The foregoing structural design ensures that the blade 40 cannot be disengaged from the second pivot shaft 34 along the axial direction of the second pivot shaft 34, effectively preventing the mounted blade 40 from being loosened in the axial direction by the wind force.

In this embodiment, only one end of each of the second pivots 34 is provided with a stop block 36. However, in other embodiments, one end of the first pivot shaft and one end of the second pivot shaft may be different. In combination with the stopper, or only by the stopper on one end of the first pivot, the above two aspects can also achieve the effect of limiting the range of movement of the blade, preventing the blade from being inadvertently loosened.

As shown in FIG. 9, the radial cross-section of each of the first pivots 24 has a first width W1 and a second width W2 in a vertical direction and a horizontal direction perpendicular to each other; each of the hooks 44 and A clamping groove 442 having an opening 441 is formed between the plate bodies 42. The opening 441 has a third width W3 which is equal to the second width W2 but smaller than the first width W1. The first width W1 is greater than the second width W2.

When assembled, the opening 441 of each hook 44 can be directly aligned with the opposite first pivots 24 to drive the blades 40 to move downward in a direction perpendicular to the central axis of each of the first pivots 24, so that Each of the first pivots 24 enters each of the clamping slots 442 and is sandwiched by the hooks 44 and the plate body 42 to pivot the blades 40 with the first pivot 24 as an axis, which is convenient and quick to assemble. .

It can be seen that, with reference to FIG. 10 and FIG. 11, through the foregoing structural design, when the blade 40 has not been turned up, the opening 441 is located below the first pivot 24, and the installer can still disassemble the blade 40; When the blades 40 are turned up by the wind, each of the hooks 44 rotates with the plate 42 and changes the position of the opening 441 relative to the first pivot 24, so that the turned up blade 40 is subjected to The first pivot 24 is limited to be disengaged from the first pivot 24 along the radial direction of the first pivot 24, so that the blade 40 can be prevented from being excessively subjected to wind during the pivoting process. It is loose for some reason. In other embodiments, the third width W3 is greater than the second width W2 and smaller than the first width W1, so that the blade can be prevented from being removed. The effect of separation. Each of the second pivots 34 has the same structure as the foregoing contents of the first pivots 24, and details are not described herein.

In addition, it is also noted that the interlocking group 30 of the present embodiment aims to maintain the swing angles of all the blades 40 consistent, that is, when each of the blades 40 is subjected to wind, the interlocking group 30 causes all the blades 40 to be turned up together. Or fall. In other embodiments, a single piece of linkage can also be used, and the linkage piece is pivotally connected to the middle position of each of the blades, and the same effect of driving all the blades together can be achieved.

In other embodiments, the two first pivot ends of the board body may also be formed by different structures. For example, the first pivoting end includes a sleeve, the sleeve has a through hole, and the central axis of the through hole is The extending direction of the board body is parallel; the structure of the other first pivoting end includes the hook of the same embodiment, and details are not described herein.

In this way, when assembling, it is possible to aim a first pivot by a perforation of the sleeve and move the blade in a direction parallel to the central axis of the first pivot so that the pivot enters the In the perforation, after the other body is not required to be bent, the opening of the hook is directly aligned with the first pivot, and the first pivot enters the clamping slot to complete the blade and the blade. The pivotal assembly between the sashes allows the blade to pivot.

In summary, the fixed structure of this embodiment has the advantages and effects listed below:

1. The frame 221 can be stably connected in series through the connecting member 26 without using bolts, and the assembly of the frame 22 can be quickly completed.

2. Through the structure of the hook 44 of the pivot shaft and the structural design of the first pivot 24, the blade 40 can be driven to move in a direction perpendicular to the central axis of the first pivot 24, and the blade 40 and the window frame 20 can be quickly completed. The assembly action between.

3. The shackle 44 and the structural design of the first pivot 24 prevent the blades 40 from being detached from the first pivot 24 along the radial direction of the first pivot 24 .

4. The stop block 36 prevents each of the mounted blades 40 from being disengaged relative to the second pivot 36 along the axial direction of the second pivot 36.

5. The blades 40 are driven by the interlocking group 30 to maintain the same pivoting angle with each other, and then are pulled up and down together by force.

The above description is only for the preferred embodiments of the present invention, and equivalent changes to the scope of the present application and the scope of the patent application are intended to be included in the scope of the present invention.

22‧‧‧Frame

221‧‧‧Box

24‧‧‧First pivot

26‧‧‧ linkages

30‧‧‧ linkages

32‧‧‧ linkages

34‧‧‧Second pivot

40‧‧‧ leaves

Claims (12)

A louver blade fixing structure comprises a window frame and at least one blade; wherein: the window frame comprises a frame and a plurality of first pivots, wherein the first pivots are respectively disposed at opposite ends of the frame The blade includes a plate body having two first pivotal ends pivotally connected to the opposite first pivots, respectively, such that the blade is transversely disposed in the frame; wherein the blade is The at least one first pivot end includes a hook, and the hook body forms a clamping groove with an opening; the blade is aligned with the first pivot by the opening, and the The first pivot enters the slot, such that the blade is pivotable. The louver blade fixing structure of claim 1, wherein the radial cross section of the first pivot has a first width and a second width in a vertical direction and a horizontal direction perpendicular to each other, and the first a width greater than the second width; the opening having a third width greater than or equal to the second width but less than the first width, such that when the blade is turned outward, the blade does not oppose the The first pivot is disengaged. The louver blade fixing structure of claim 1, wherein the hook has a first length, and the first pivot has a second length, wherein the first length is smaller than the second length. The louver blade fixing structure according to claim 3, wherein at least one of the other ends of the first pivot shaft is provided with a stopper so that the blade cannot be disengaged from the first pivot axis along the axial direction of the first pivot shaft. . The louver blade fixing structure of claim 4, wherein the hook has a side edge, the stop block being located outside the side edge of the hook. The louver blade fixing structure of claim 5, wherein the radial section of the first pivot has a first edge, the first edge abutting the plate body of the blade; the stop block is facing away from the The direction of the first edge extends outward. The louver blade fixing structure according to claim 1, comprising at least one linking member and at least one second pivot, wherein the linking member is movable relative to the window frame, and the second pivot shaft is disposed on one of the linking members The side of the blade has at least one second pivoting end located under one of the first pivoting ends, and the second pivoting end is pivotally connected to the second pivoting shaft, so that the linking member and the second pivoting end The blades are synchronized. The louver blade fixing structure according to claim 1, wherein at least one of the other ends of the second pivot shaft is provided with a stopper so that the blade cannot be disengaged from the second pivot axis along the axial direction of the second pivot shaft. . The louver blade fixing structure of claim 8, wherein the second pivot has a side edge, the stop block being located outside the side edge of the second pivot. The louver blade fixing structure of claim 9, wherein the radial section of the second pivot has a first edge, the first edge abutting the plate body of the blade; the stop block is facing away from the The direction of the first edge extends outward. The louver blade fixing structure of claim 1, wherein the sash further comprises at least one connecting member, the frame comprising at least two frame strips; wherein the connecting member has at least two protruding posts, and the two frame strips respectively have a The through holes are respectively inserted into the through holes of each of the frame strips to fix the two frame strips. The louver blade fixing structure according to claim 11, wherein each of the through holes of the two frame strips includes a tapered hole; and each of the protruding posts of the connecting member has a tapered section inserted into the tapered hole.