CN109098568B

CN109098568B - Wind brace

Info

Publication number: CN109098568B
Application number: CN201810863216.9A
Authority: CN
Inventors: 白宝鲲
Original assignee: Guangdong Kinlong Hardware Products Co Ltd
Current assignee: Guangdong Kinlong Hardware Products Co Ltd
Priority date: 2018-08-01
Filing date: 2018-08-01
Publication date: 2021-06-01
Anticipated expiration: 2038-08-01
Also published as: CN109098568A

Abstract

The invention relates to a wind brace, comprising: the sliding rail comprises a bottom wall and two side walls convexly arranged on the bottom wall, the two side walls are opposite and arranged at intervals, one end of each side wall, which is far away from the bottom wall, is provided with a matching end, and the matching end is formed by bending and extending the side walls; the sliding assembly comprises a cushion block, a sliding block and an adjusting piece, wherein the sliding block and the cushion block are in sliding fit with the sliding rail, the cushion block is lapped on the sliding rail and partially overlapped with the sliding block, and the adjusting piece is in threaded connection with the sliding block and abutted against the cushion block. The wind brace is simple to operate and convenient to adjust.

Description

Wind brace

Technical Field

The invention relates to the technical field of door and window hardware accessories, in particular to a wind brace.

Background

The wind bracing is also called as two connecting rods, is usually applied to a window, can open a window sash by a certain angle according to the use requirement, and limits the window sector to prevent the window sash from swinging randomly under the action of wind power. Current wind props generally includes guide rail, slider and nut to set up in the guide rail bottom and nut matched with protruding, when the casement was opened to appointed angle, screwed up the nut, at this moment, the end of nut supports tightly protruding to carry on spacingly to the slider, and then makes the casement keep at fixed angle. However, in practical use, the limit mode usually fails to fix, so that the sliding block moves, and the angle of the window sash cannot be effectively fixed.

Disclosure of Invention

Therefore, the wind brace needs to be provided for solving the problem that the limiting mode of the existing wind brace is easy to fail.

A wind brace, comprising:

the sliding rail comprises a bottom wall and two side walls convexly arranged on the bottom wall, the two side walls are opposite and arranged at intervals, one end of each side wall, which is far away from the bottom wall, is provided with a matching end, and the matching end is formed by bending and extending the side walls;

the sliding assembly comprises a cushion block, a sliding block and an adjusting piece, wherein the sliding block and the cushion block are in sliding fit with the sliding rail, the cushion block is lapped on the sliding rail and partially overlapped with the sliding block, and the adjusting piece is in threaded connection with the sliding block and abutted against the cushion block.

The wind bracing is applied to a window, wherein the sliding rail is fixed on a window frame section bar, and the rotating motion of the adjusting piece can be converted into the axial linear motion of the sliding block along the adjusting piece due to the fact that the adjusting piece is in threaded connection with the sliding block and the tail end of the adjusting piece is abutted to the cushion block. When the window sash is opened to a certain angle, the adjusting piece is screwed down, so that the sliding block and the sliding rail move relatively, the binding surface of the sliding block and the matching end of the sliding rail are pressed, the friction force between the sliding block and the sliding rail is increased, and the relative position of the sliding block and the sliding rail is fixed. When the window needs to be closed, the adjusting piece is unscrewed, the binding surface of the sliding block is separated from the matching end of the sliding rail, a gap is formed, and the sliding block can smoothly slide along the sliding rail. The wind brace is simple to operate and convenient to adjust.

In one embodiment, the cushion block comprises a force bearing part and two supporting parts, the two supporting parts are respectively bent and extended from two sides of the force bearing part, the force bearing part is matched with the adjusting part, the sliding block is further provided with two notches, and the supporting parts are lapped on the sliding rail and are exposed out of the notches.

In one embodiment, the wind bracing further comprises a swing rod and a fixed block, one end of the swing rod is rotatably connected to the sliding block, the other end of the swing rod is rotatably connected to the fixed block, the fixed block comprises a first connecting portion and two side wings connected to the first connecting portion, each side wing is bent and extended to form a second connecting portion, and the wind bracing further comprises a plurality of fasteners, and each fastener penetrates through the second connecting portion and is embedded into a groove of the window sash profile.

In one embodiment, the two mating ends extend in directions away from each other, the slider includes a body and two clamping portions, the two clamping portions are respectively formed by bending and extending two ends of the body, the body and the clamping portions enclose a sliding groove, and the sliding groove is matched with the mating ends.

In one embodiment, the sliding assembly further comprises a sliding pad, and the sliding pad is clamped between the sliding block and the sliding rail.

In one embodiment, the sliding block is further provided with a positioning part for positioning the sliding pad.

In one embodiment, the mating end and the side wall include an included angle of less than or equal to 90 °.

In one embodiment, the slide rail is provided with at least three fixing holes, and a plurality of connecting pieces penetrate through the fixing holes to fix the slide rail on the window frame.

In one embodiment, the two mating ends extend towards a direction close to each other, the bottom wall, the side wall and the mating ends enclose a clamping groove, and protruding edges matched with the clamping groove are respectively arranged on two sides of the slider.

In one embodiment, the two ends of the slide rail are provided with stopping parts.

Drawings

FIG. 1 is a schematic structural view of a wind brace in a first embodiment;

FIG. 2 is a cross-sectional view of the wind brace of FIG. 1 taken along line A-A;

FIG. 3 is a cross-sectional view of the wind brace of FIG. 1 taken along line B-B;

FIG. 4 is a schematic view of the wind brace of FIG. 1 in use;

FIG. 5 is an enlarged view of a portion of the wind brace of FIG. 4;

FIG. 6 is a schematic structural view of a slider in the wind brace shown in FIG. 1;

FIG. 7 is a schematic structural view of a wind brace in the second embodiment;

FIG. 8 is a cross-sectional view of the slide rail of the wind brace shown in FIG. 7;

fig. 9 is a schematic structural view of a sliding block in the wind brace shown in fig. 7.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "inner", "outer", "left", "right" and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Referring to fig. 1, 2 and 3, the wind brace 100 includes a sliding rail 10 and a sliding assembly 20, the sliding rail 10 includes a bottom wall 11 and two side walls 12 protruding from the bottom wall 11, the two side walls 12 are opposite and spaced apart from each other, one end of each side wall 12 away from the bottom wall 11 is provided with a mating end 13, and the mating end 13 is formed by bending and extending the side wall 11; the sliding assembly 20 comprises a cushion block 21, a sliding block 22 and an adjusting piece 23, the sliding block 22 and the cushion block 21 are in sliding fit with the sliding rail 10, the sliding block 22 comprises a joint surface 224 matched with the matching end 13, the cushion block 21 is overlapped on the sliding rail 10 and partially overlapped with the sliding block 22, and the adjusting piece 23 is in threaded connection with the sliding block 22 and abutted against the cushion block 21.

The wind bracing 100 further comprises a swing rod 30 and a fixed block 40, wherein one end of the swing rod 30 is rotatably connected to the sliding block 22, and the other end of the swing rod is rotatably connected to the fixed block 40.

Referring to fig. 4, the wind brace 100 is applied to a window, wherein the sliding rail 10 is fixed to a window frame 210 profile, the fixing block 40 is mounted on a window sash 220 profile, and since the adjusting element 23 is in threaded connection with the sliding block 22 and the end of the adjusting element 23 abuts against the pad 21, the rotational movement of the adjusting element 23 can be converted into the linear movement of the sliding block 22 along the axial direction of the adjusting element 23. When the window sash 220 is opened to a certain angle, the adjusting member 23 is tightened to move the slider 22 and the slide rail 10 relative to each other, the abutting surface 224 of the slider 22 and the mating end 13 of the slide rail 10 are pressed, and the friction between the slider 22 and the slide rail 10 is increased, so as to fix the relative positions of the slider 22 and the slide rail 10. When the window sash 220 needs to be closed, the adjusting piece 23 is unscrewed, the abutting surface 224 of the slide block 22 is separated from the mating end 13 of the slide rail 10 and a gap is formed, and the slide block 22 can slide smoothly along the slide rail 10. The wind brace 100 is simple to operate and convenient to adjust.

The adjusting member 23 may be a copper nut, and for the convenience of holding, the end of the adjusting member 23 may be designed to be a long strip.

Referring to fig. 2, the cushion block 21 includes a force-bearing portion 211 and two supporting portions 212, the two supporting portions 212 are respectively bent and extended from two sides of the force-bearing portion 211, the force-bearing portion 211 is matched with the adjusting member 23, the slider 22 is further provided with two notches, and the supporting portions 212 are overlapped on the slide rail 10 and exposed from the notches.

The two support portions 212 of the spacer 21 extend in directions away from each other. The force bearing part 211 of the cushion block 21 is accommodated in the slide rail 10, the supporting part 212 is lapped on the side wall 12 of the slide rail 10, and meanwhile, the supporting part 212 is matched with a notch formed in the slide block 22, and when the slide block 22 slides along the slide rail 10, the cushion block 21 is driven to move together.

The cushion 21 is made of metal, so that the cushion 21 has high strength, and when the sliding assembly 20 moves along the sliding rail 10, the supporting portion 212 is in direct contact with the sliding rail 10, and the supporting portion 212 is wrapped by the plastic layer 213 to reduce friction resistance, so that the sliding rail 10 can be prevented from being worn and the service life of the sliding rail 10 can be prolonged.

Referring to fig. 1 and 5, the fixing block 40 includes a first connecting portion 41 and two side wings 42 connected to the first connecting portion 41, each side wing 42 is bent to extend a second connecting portion 43, the wind brace 100 further includes a plurality of fasteners 60, and each fastener 60 penetrates through the second connecting portion 43 and is embedded in a groove of the window sash 220.

A riveting piece wears to establish first connecting portion 41 and pendulum rod 30, be connected together fixed block 40 and pendulum rod 30, when installing fixed block 40 on casement 220, a plurality of fasteners 60 wear to establish second connecting portion 43 and imbed in the recess of casement 220 section bar, the first connecting portion 41 and the second connecting portion 43 of fixed block 40 are formed with approximate 90 contained angle in this embodiment, this kind of mode of setting can the rational utilization recess that casement 220 section bar itself possessed installs fixed block 40, and needn't drill on casement 220 in advance, the installation effectiveness of this wind brace 100 has been improved greatly. In addition, when the position of the fixing block 40 needs to be adjusted, the fixing block is only required to be unscrewed and reinstalled, so that the strength reduction of the window sash 220 caused by drilling a plurality of holes in the window sash 220 is avoided.

In this embodiment, the fixing block 40 is formed by integral stamping. The fastener 60 is a socket head cap screw.

It should be noted that a washer is disposed between the fixed block 40 and the swing link 30, and a washer is also disposed between the slider 22 and the swing link 30.

In a first embodiment, referring to fig. 2, the two mating ends 13 extend away from each other. This kind of slide rail 10's structural design is guaranteeing to have effectively increased the area of contact of slide rail 10 with slider 22 under the prerequisite that can satisfy the installation demand of european standard C groove section bar, has strengthened the stability of slider 22 operation process.

Correspondingly, referring to fig. 3, the sliding block 22 includes a main body 221 and two clamping portions 222, the two clamping portions 222 are respectively formed by bending and extending along two ends of the main body 221, the main body 221 and the clamping portions 222 enclose to form a sliding groove, and the sliding groove is matched with the mating end 13 to realize the sliding connection between the sliding block 22 and the sliding rail 10.

The surface of the clamping portion 222 facing the main body 221 is an abutting surface 224. When the window sash 220 is opened to a certain angle, the adjusting member 23 is tightened to move the slider 22 and the slide rail 10 relative to each other, the abutting surface 224 of the slider 22 and the mating end 13 of the slide rail 10 are pressed, and the friction between the slider 22 and the slide rail 10 is increased, so as to fix the relative positions of the slider 22 and the slide rail 10.

The slide assembly 20 further includes a slide pad 24, the slide pad 24 being sandwiched between the slide 22 and the slide rail 10.

Further, referring to fig. 6, the slider 22 is further provided with a positioning portion 223, the main body 221 is substantially rectangular, clamping portions 222 are formed at two opposite ends of the main body 221, an installation space is formed by the main body 221 and the clamping portions 222, and the sliding pad 24 is accommodated in the installation space. The other end of the main body 221 is bent and extended with a positioning portion 223, and the positioning portion 223 is used for positioning the slide pad 24. It will be appreciated that the slide pad 24 and the slide block 22 are substantially identical in construction such that the slide pad 24 is substantially aligned with the slide block 22, and in particular, the slide pad 24 and the slide block 22 are aligned with mounting holes formed therein to facilitate subsequent assembly of the slide block 22 with the swing link 30.

Referring to fig. 1, the slide rail 10 is provided with at least three fixing holes 111, and a plurality of connecting members penetrate through the fixing holes 111 to fix the slide rail 10 on the window frame 210. The through holes are usually formed at two ends of the existing sliding rail, and the sliding rail is installed and fixed to ensure that the sliding assembly runs smoothly. In this embodiment, since the space between the slide rail 10 and the sliding assembly 20 is enough to accommodate the connecting member, the movement of the sliding assembly 20 is not hindered, and besides the fixing holes 111 are formed at the two ends of the slide rail 10, the fixing hole 111 is also formed in the middle of the slide rail 10, so that the connection between the slide rail 10 and the window frame 210 is firmer.

In the present embodiment, referring to fig. 1, the two ends of the sliding rail 10 are provided with stopping portions 15 to limit the moving stroke of the sliding assembly 20. It should be noted that the stopping portion 15 may be formed by stamping, for example, after the wind brace 100 is assembled, the portions of the mating end 13 located at the two ends of the sliding rail 10 are stamped to form the stopping portion 15, that is, the stopping portion 15 and the sliding rail 10 are an integral structure, and the stamped stopping portion 15 protrudes out of the surface of the side wall 12 of the sliding rail 10, so that the stopping portion 15 can limit the moving stroke of the sliding block 22, and the sliding block 22 is prevented from slipping off the sliding rail 10.

In a second embodiment, please refer to fig. 7 and 8, the sliding rail 10a includes a bottom wall 11a and two side walls 12a protruding from the bottom wall 11a, the two side walls 12a are disposed opposite to each other and spaced apart from each other, one end of each side wall 12a away from the bottom wall 11a is provided with a mating end 13a, the mating end 13a is formed by bending and extending the side wall 12a, and the two mating ends 13a extend in a direction approaching each other, that is, the cross section of the sliding rail 10a is "C" shaped. The bottom wall 11a, side wall 12a and mating end 13a enclose a clip slot D.

Correspondingly, referring to fig. 9, both sides of the sliding block 22a are respectively provided with a convex edge 225 matching with the clamping groove D.

As shown in fig. 8 and 9, when the slider 22a is engaged with the slide rail 10a, the ledge 225 is engaged with the clamping groove D, and the upper surface of the ledge 225 is an engaging surface 225a that is matched with the engaging end 13 a. When the window sash 220 is opened to a proper degree and needs to be locked, the adjusting member 23 is tightened to make the sliding block 22a and the sliding rail 10a move relatively, the abutting surface 225a of the convex edge 225 will abut against the engaging end 13a of the sliding rail 10a, effectively increasing the friction between the sliding block 22 and the sliding rail 10, so as to fix the relative position of the sliding block 22 and the sliding rail 10 to lock the window sash 220.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A wind brace, comprising:

the sliding assembly comprises a cushion block, a sliding block and an adjusting piece, wherein the sliding block and the cushion block are in sliding fit with the sliding rail, the cushion block comprises a force bearing part and two supporting parts, the two supporting parts are respectively bent and extended from two sides of the force bearing part, the sliding block comprises a binding surface matched with the matching end, the sliding block is further provided with two notches, and the supporting parts of the cushion block are exposed out of the notches and are lapped on the matching end of the sliding rail;

the adjusting piece is in threaded connection with the sliding block and abutted against the cushion block, when the adjusting piece is screwed down, the rotary motion of the adjusting piece is converted into the linear motion of the sliding block along the axial direction of the adjusting piece, so that the sliding block and the sliding rail move relatively, the abutting surface of the sliding block and the matching end of the sliding rail are pressed tightly, the friction force between the sliding block and the sliding rail is increased, and the relative position between the sliding block and the sliding rail is fixed.

2. The wind brace of claim 1, wherein the force bearing portion cooperates with the adjustment member.

3. The wind brace according to claim 1, further comprising a swing rod and a fixed block, wherein one end of the swing rod is rotatably connected to the sliding block, the other end of the swing rod is rotatably connected to the fixed block, the fixed block comprises a first connecting portion and two side wings connected to the first connecting portion, each side wing is bent and extended to form a second connecting portion, the wind brace further comprises a plurality of fasteners, and each fastener penetrates through the second connecting portion and is embedded into a groove of the window sash profile.

4. The wind brace according to claim 1, wherein the two mating ends extend in directions away from each other, the slider comprises a body and two clamping portions, the two clamping portions are respectively formed by bending and extending two ends of the body, the body and the clamping portions enclose a sliding groove, and the sliding groove is matched with the mating ends.

5. The wind brace of claim 4, wherein the sliding assembly further comprises a sliding pad sandwiched between the slider and the sliding track.

6. The wind brace of claim 5, wherein the slider is further provided with a positioning portion for positioning the sliding pad.

7. The wind brace of claim 4, wherein the mating end and the side wall are angled less than or equal to 90 °.

8. The wind brace according to claim 4, wherein the slide rail is provided with at least three fixing holes, and a plurality of connecting members are arranged through the fixing holes to fix the slide rail on the window frame.

9. The wind brace according to claim 1, wherein the two mating ends extend in a direction approaching each other, the bottom wall, the side wall and the mating ends enclose a clamping groove, and two sides of the sliding block are respectively provided with a convex edge matching with the clamping groove.

10. The wind brace of claim 1, wherein the sliding rail is provided with a stop portion at each end.