TWM588774U - Structure of windbreak cover - Google Patents

Abstract

A windshield structure mainly includes an outer cover body and an inner frame. Among them, the outer cover system is generally round-hat-shaped or square-hat-shaped, with fixed holes in its upper part, upper and lower edges of the wall surface are respectively provided with upper and lower exhaust holes, and the inner edge is provided with a circle The inner frame is provided with a wall portion and a tube body extending from the wall portion, a gap corresponding to the fixing hole of the outer cover is provided in the wall portion, and a long hole is provided in the tube body. After placing the inner frame cover on the outer cover body, it is fixed to the wall surface at the end of the exhaust pipe of the range hood or bathroom exhaust fan through the gap and the fixing hole, so that the exhaust gas enters from the inner frame and follows the round protrusion of the inner edge of the outer cover body Discharge upwards and downwards to prevent backwashing caused by strong external winds, make the exhaust smoother, and help the exhaust gas to divert and discharge quickly, and when the rain falls, rainwater can drip down from the outer wall of the inner frame In order to avoid the accumulation of water in the exhaust pipe to affect the exhaust effect.

Description

Windshield structure

This creation relates to a windshield structure, especially a windshield structure that can prevent backflow caused by strong external wind to make the exhaust more smooth, and can prevent water accumulation in the exhaust pipe from affecting the exhaust effect.

Generally, the exhaust fan of a range hood or bathroom is usually equipped with an exhaust pipe at the top edge for discharging the exhaust gas to the outside of the house. In order to prevent the external wind from pouring the exhaust gas back, it is usually at the end wall of the exhaust pipe A windshield is installed on the surface. The conventional windshield is shown in Figure 1. There is a smoke exhaust hood 71. The smoke exhaust hood 71 is a hemispherical shell. The smoke exhaust hood has a caliber of 71 and a smoke exhaust pipe. The caliber of 72 is the same size, and there is a diversion mesh 73 at the junction of the two calibers. The spherical surface of the smoke exhaust hood 71 has a smoke exhaust port 74 disposed toward the ground. The indoor oil smoke is passed through the smoke exhaust pipe 72 It passes through the guide mesh 73 and is discharged to the outside through the smoke vent 74. The outdoor wind and rain and foreign objects are blocked by the smoke hood 71 from the outside. Although the wind shield can prevent the external rainwater from flowing in vertically, it is due to the design of the structure Among them, the louver design of the diversion mesh 73 makes the cross-sectional area smaller, resulting in unsmooth exhaust, and the resulting back pressure affects the indoor gas or oil smoke emission effect. Furthermore; this structural design makes it easy for outdoor strong winds to be directly poured into the exhaust pipe or even into the room, and when it rains, rainwater will penetrate into the exhaust pipe with the strong wind, causing water accumulation in the exhaust pipe, affecting the discharge The gas effect is more likely to cause smoke and greasy phenomenon caused by poor exhaust in the house. In view of this, after continuous research and experiments, the applicant has sproutly designed a windshield structure, which can prevent backwash caused by strong external wind to make the exhaust more smooth, and can prevent the accumulation of water in the exhaust pipe from affecting the exhaust effect.

The main purpose of this creation is to provide a windshield structure to be fixed at the end of the exhaust pipe of the range hood. The barrier-free, fully open design prevents the strong external wind from causing backflow and smoother exhaust, and It can avoid the accumulation of water in the exhaust pipe to affect the exhaust effect.

The aforementioned windshield structure includes an outer cover body and an inner frame. Among them, the outer cover system is generally round-hat-shaped or square-hat-shaped, with fixed holes in its upper part, upper and lower edges of the wall surface are respectively provided with upper and lower exhaust holes, and the inner edge is provided with a circle The inner frame is provided with a wall portion and a tube body extending from the wall portion, a gap corresponding to the fixing hole of the outer cover is provided in the wall portion, and a long hole is provided in the tube body. After placing the inner frame cover on the outer cover body, it is fixed to the wall surface at the end of the exhaust pipe of the range hood or bathroom exhaust fan through the gap and the fixing hole, so that the exhaust gas enters from the inner frame and follows the round protrusion of the inner edge of the outer cover body Discharge upwards and downwards to prevent backflow caused by strong external winds, which helps exhaust gas to be quickly diverted and discharged, and the barrier-free, fully open design makes the exhaust smoother, and when the rain is rainy It can drip downward from the peripheral wall of the inner frame, thereby avoiding the accumulation of water in the exhaust pipe and affecting the exhaust effect.

In the aforementioned windshield structure, the exhaust holes provided on the upper edge of the wall surface of the outer cover body are rectangular holes arranged in a plurality of intervals.

In the aforementioned windshield structure, the exhaust hole provided under the lower edge of the wall surface of the outer cover is a first lower exhaust hole with a large rectangular hole, and a second lower exhaust hole composed of a plurality of small rectangular holes .

The aforementioned windshield structure, wherein the outer cover system is provided with a positioning post at the base, and the inner frame is provided with a first notch corresponding to the outer cover body positioning post at the base, so that the inner frame is placed on the outer cover during assembly After the body, the positioning is formed by the first notch frame on the positioning column.

The aforementioned windshield structure may further be provided with at least two fixing posts on the inner frame, and a torsion spring portion is provided on the fixing posts, and a top holding section and a second top holding section are extended from the torsion spring section Holding pieces. When assembling, first pull the second holding section and then penetrate into the opening of the wall, the second holding section is held against the opening by the torsion force generated by the torsion spring part On the inner edge, the entire windshield is positioned to facilitate fixing the windshield to the opening in the wall.

Please refer to Figure 1 and Figure 2 at the same time, which is a three-dimensional exploded view and cross-sectional view of this creation. As shown in the figure, the creative department includes an outer cover 1 and an inner frame 2. Wherein, the outer cover body 1 is generally in the shape of a round cap or a square cap. The wall portion 11 is provided with a positioning column 111 and a symmetrical fixing hole 112. The upper and lower edges of the wall are provided with upper exhaust holes 12 respectively And the first lower exhaust hole 13 and the second lower exhaust hole 14, the inner edge is provided with a round protrusion 15. In this embodiment, the exhaust holes 12 provided on the upper edge of the wall surface of the outer casing 1 are rectangular holes arranged at a plurality of intervals; the first lower exhaust holes 13 provided on the lower edge of the wall surface of the outer casing 1 are It is a large rectangular hole, and the second lower exhaust hole 14 is composed of a plurality of small rectangular holes; the round protrusion 15 is raised by the inner edge of the outer shell 1 with an appropriate arc.

The inner frame 2 is provided with a wall portion 21 of an appropriate width, and a pipe body 22 extending from the wall portion 21 with an appropriate length, and a first gap 211 corresponding to the positioning column 111 of the outer casing 1 is provided in the wall portion 21, and The second notch 212 corresponding to the fixing hole 112 is provided with a long hole 221 at the lower edge of the tube body 22. Wherein, the opening of the tube 22 is provided with a mesh body 23 made of stainless steel.

The combination of the aforementioned components constitutes a windshield structure. After placing the two sets of the inner frame on the outer cover 1, the first notch 211 frame is positioned on the positioning column 111 to form the positioning, and the outer cover 1 and the inner frame 2 are fixed to each other with an adhesive (such as Silicone). Then fixed to the wall of the exhaust pipe end of the range hood or bathroom exhaust fan through the second gap 212 and the fixing hole 112, and connected with the exhaust pipe of the range hood, so that the exhaust gas generated by the range hood is discharged from the inner frame 2. After entering, the round vents 15 along the inner edge of the outer shell 1 are discharged upwards to the exhaust holes 12 and the first lower exhaust holes 13 and the second lower exhaust holes 14 to further help the exhaust gas to be quickly diverted and discharged. The oil or water contained in the inner frame 2 is dropped down from the long hole 221 to prevent accumulation in the windshield. With a barrier-free, fully open design, to prevent backflow caused by strong external wind, the exhaust is smoother, which helps the exhaust gas to be quickly diverted and discharged, and can prevent waste oil from accumulating in the windshield and piping, when rainy days In this way, rainwater can drip downward from the peripheral wall of the inner frame 2 to prevent water accumulation in the exhaust pipe from affecting the exhaust performance. The mesh body 23 provided in the opening 22 of the inner frame 2 tube body can prevent flying birds and mosquitoes from flying in.

Please refer to Figure 3, which is the assembly state diagram for this creation. Please cooperate with the first figure. As shown in the figure, when this creation is assembled, the inner frame 2 is set and fixed to the outer cover 1, and then the first notch 211 frame is positioned on the positioning column 111 to form the positioning. The second notch 212 and the fixing hole 112 are fixed to the opening 41 of the wall surface 4 at the end of the exhaust pipe 3 of the range hood for the exhaust gas of the exhaust pipe 3.

Please refer to Figure 4 and Figure 5 at the same time, which is the state diagram of the smoke exhaust action created for this. Please cooperate with the first figure. As shown in the figure, when the exhaust of the range hood is discharged along the exhaust pipe 3, it will first pass through the inner frame 2 of the windshield and then enter the outer shell 1, because the outer shell The inner edge of 1 is provided with a round protrusion 15 so that after the exhaust gas touches the round protrusion 15, the arc surface of the round protrusion 15 diffuses outward in the circumferential direction to guide the exhaust gas to the outer cover 1 respectively The exhaust hole 12 and the first lower exhaust hole 13 and the second lower exhaust hole 14 are discharged outward, which helps the exhaust gas to be quickly diverted and discharged. The oil or water contained in the exhaust gas is discharged from the long hole 221 of the inner frame 2 Drop down to prevent accumulation in the windshield. In this way, through the barrier-free fully open design, the exhaust will be smoother, and because the round protrusion 15 can prevent the oil in the exhaust gas from accumulating in the windshield and the pipeline, thereby keeping the windshield well Exhaust effect. The mesh body 23 provided in the opening 22 of the inner frame 2 tube body can prevent flying birds and mosquitoes from flying in.

Please refer to Figure 6 for the status diagram of the anti-water accumulation action for this creation. Please cooperate with the first picture. As shown in the figure, the windshield of this creation is assembled outdoors. When it rains, rainwater will fall from the top to the windshield. In this structure, the rainwater will be from the outer cover body 1. After the upper exhaust hole 12 falls in, it is discharged downward along the first lower exhaust hole 13 and the second lower exhaust hole 14. If the rain falls on the inner frame 2, it will drop downwards from the peripheral wall, and then drain down along the first lower exhaust hole 13 and the second lower exhaust hole 14 to prevent the inner frame 2 from accumulating water. Furthermore, water accumulation in the exhaust pipe 3 is prevented, which may affect the exhaust effect.

Please refer to Figure 7 and Figure 8 at the same time, which is another assembly example of this creation. As shown in the figure, in order to make the assembly more convenient and quicker, at least two fixing posts 5 can be provided on the inner frame 2, and the holding pieces 6 are provided on the fixing posts 5, wherein the holding pieces The 6 series includes a torsion spring portion 61 continuously wound, and a first holding portion 62 extending from the center of the torsion spring portion 61, and a second holding portion 63 extending from both ends of the torsion spring portion 61. When assembling, first pull the second holding section 63 and then penetrate into the opening 41 of the wall 4, by the torsion force generated by the torsion spring portion 61, the second holding section 63 is pushed separately Holding the inner edge of the opening 41, the entire windshield is positioned to facilitate fixing the windshield to the opening 41 of the wall 4.

The foregoing embodiments are only to illustrate the preferred implementation of this creation, but not to limit the scope of this creation. Any slight modification or modification will not lose the essence of this creation, nor will it deviate from the spiritual scope of this creation.

In summary, the original design is provided with an exhaust hole and an outer shell with a round protrusion, and a sleeve is placed on the inner frame of the outer shell with a long hole to form a windshield structure for fixing the exhaust of the range hood The end of the pipe prevents backflow caused by strong external wind to make the exhaust more smooth, and can avoid the accumulation of water in the exhaust pipe to affect the exhaust effect. For a practical design, sincerity is the creation of all novelty, I filed a patent application in accordance with the law, and prayed for review by the Jun Bureau, and granted the patent as soon as possible.

１‧‧‧Outer body 11‧‧‧ Yuanbei 111‧‧‧positioning column 112 fixed holes 12‧‧‧Up vent 13. The first lower vent 14‧‧‧Second lower vent 15‧‧‧ Round protrusion 2‧‧‧Inner frame 21‧‧‧ Yuanbei 211‧‧‧The first gap 212‧‧‧The second gap 22 ‧‧‧ tube body 221‧‧‧Long hole 23 ‧‧‧net 3‧‧‧Exhaust pipe 4‧‧‧ Wall 41‧‧‧Opening 5‧‧‧Fixed column ‧‧‧‧ top holding piece 61‧‧‧ Torsion spring 62‧‧‧‧ The first holding section 63‧‧‧‧The second holding section 71 ‧‧‧ Smoke exhaust hood 72‧‧‧ Smoke exhaust pipe 73‧‧‧Diversion mesh 74‧‧‧ Smoke exhaust port

Figure 1 is a three-dimensional exploded view of this creation. Figure 2 is a cross-sectional view of this creation. Figure 3 is the assembly state diagram of this creation. Figure 4 and Figure 5 are the state diagram of the smoke exhaust action in this creation. Figure 6 is the status diagram of the anti-water accumulation action in this creation. Figures 7 and 8 are diagrams of another assembly embodiment of this creation. Figure 9 is a structural diagram of a conventional windshield.

1‧‧‧Outer cover

11‧‧‧ Yuanbei

111‧‧‧Positioning column

112‧‧‧Fixed hole

12‧‧‧Upper vent

13‧‧‧First lower vent

14‧‧‧Second lower vent

15‧‧‧Round

2‧‧‧Inner frame

21‧‧‧ Yuanbei

211‧‧‧The first gap

212‧‧‧The second gap

22‧‧‧Body

221‧‧‧Long hole

23‧‧‧Net

Claims (6)

A windshield structure, including: An outer cover is generally round-hat-shaped or square-hat-shaped, and its rim is provided with symmetrical fixing holes, and the upper and lower edges of the wall are provided with upper exhaust holes and the first lower exhaust holes, the first Two lower vents, and a round protrusion on the inner edge; An inner frame is provided with a wall portion and a tube body extending from the wall portion, a gap corresponding to the fixing hole of the outer cover body is provided on the wall portion, and a long hole is provided on the lower edge of the tube body; After placing the inner frame cover on the outer cover body, it is fixed to the wall surface at the end of the exhaust pipe of the range hood or bathroom exhaust fan through the gap and the fixing hole, so that the exhaust gas enters from the inner frame and follows the round protrusion of the inner edge of the outer cover body The upper exhaust hole, the first lower exhaust hole, and the second lower exhaust hole are discharged to prevent backwash caused by strong external wind to make the exhaust gas smoother, which helps the exhaust gas to be quickly diverted and discharged, and prevents waste oil from accumulating in the windproof Hood, and when it rains, rainwater can drip down from the peripheral wall of the inner frame, which can prevent the accumulation of water in the exhaust pipe and affect the exhaust effect. The windshield structure as described in item 1 of the patent application scope, wherein the outer cover system is provided with a positioning post at the base, and the inner frame is provided with a notch corresponding to the positioning post of the outer cover at the base, so that during assembly After the inner frame sleeve is placed on the outer cover body, the notch frame is positioned on the positioning column to form positioning. The windshield structure as described in item 1 of the scope of the patent application, wherein the exhaust holes provided on the upper edge of the wall surface of the outer cover body are rectangular holes arranged in plural intervals. The windshield structure as described in item 1 of the patent application scope, wherein the first lower exhaust hole provided at the lower edge of the wall surface of the outer cover body is a large rectangular hole. The windshield structure as described in item 1 of the patent application scope, wherein the second lower exhaust hole provided at the lower edge of the wall surface of the outer shell body is composed of a plurality of small rectangular holes. The windshield structure as described in item 1 of the patent application scope, wherein the opening of the tube body of the inner frame is provided with a mesh body to prevent flying birds and mosquitoes from flying in.

Images