TWM589765U - Oil discharge structure of windproof hood - Google Patents

Abstract

An oil discharge structure of a windshield mainly includes an outer cover body, a first inner frame, a second inner frame and an exhaust pipe. Wherein, the upper edge and the lower edge of the wall surface of the outer shell are respectively provided with an upper exhaust hole and a lower exhaust hole, the inner edge is provided with a round protrusion; the first inner frame is provided with a wall portion, and The tube body extending partly is provided with a long hole in the tube body, and a through hole is formed in the wall part, and a row of oil groove members are penetrated through the through hole. After the first inner frame and the second inner frame are combined with the outer cover, they are fixed to the wall at the end of the exhaust pipe of the range hood or bathroom exhaust fan, so that the exhaust gas enters the inner frame and follows the circle of the inner edge of the outer cover The protruding part is discharged to the upper exhaust hole and the lower exhaust hole to prevent backwash caused by strong external wind to make the exhaust more smooth, and the waste oil contained in the exhaust gas is attached to the first inner frame, the second inner frame, and the exhaust pipe It will drip down and be introduced into the oil drain groove, and then be discharged along the oil drain groove from the exhaust hole under the outer cover to prevent it from accumulating in the windshield and affecting the exhaust effect.

Description

Oil discharge structure of windshield

This work is about an oil drainage structure of a windshield, especially a kind of windshield that can prevent backflow caused by strong external wind to make the exhaust more smooth, and can avoid the accumulation of waste oil or water in the exhaust pipe and affect the exhaust effect. structure.

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 8. There is a smoke exhaust hood 91. The smoke exhaust hood 91 is a hemispherical shell. The size of the smoke exhaust hood 91 and the smoke exhaust pipe The caliber of 92 is the same size, and there is a diversion net 93 at the junction of the two calibers. The spherical surface of the fume hood 91 has a fume exhaust port 94 which is set toward the ground. The indoor fume is passed through the fume exhaust pipe 92 It passes through the diversion net 93 and is discharged to the outside through the smoke exhaust port 94, and the outdoor wind and rain and foreign objects are blocked by the smoke hood 91 from the outside of the house. Although the wind shield can prevent the external rainwater from flowing vertically, but due to the structural design Among them, the louver design of the guide mesh 93 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 kind of structural design makes the exhaust oil in the exhaust gas filled in the exhaust hood 91, dripping down for a long time makes the exhaust hood 91 accumulate too much waste oil (or water), which not only affects the exhaust The effect is more likely to cause smoke and greasy phenomenon caused by poor exhaust in the house, and the waste oil (or water) 95 will extend to the wall along the pipe fittings. As a result of long-term contamination, the inner edge of the pipe fittings will be thick Oil stains affect the exhaust effect, and even return to the range hood, and oil stains will leak out and extend to the outer wall of the building, leaving deep dirt on the wall and making cleaning more difficult. It is a great disadvantage of the conventional windshield . In view of this, after continuous research and experiment, the applicant has sproutly designed a windshield oil storage structure, which can prevent the strong external wind from causing backflushing and make the exhaust more smooth, and can avoid the accumulation of waste oil in the exhaust pipe to affect the exhaust effect .

The main purpose of this creation is to provide an oil discharge structure for the windshield to be fixed to the end of the exhaust pipe of the range hood, which can prevent the strong external wind from causing backflushing and make the exhaust more smooth, and can avoid the accumulation of waste oil in the The exhaust effect is affected in the exhaust pipe.

The aforementioned oil discharge structure of the windshield includes an outer cover body, a first inner frame, a second inner frame and an exhaust pipe. Wherein, the upper edge and the lower edge of the wall surface of the outer shell are respectively provided with an upper exhaust hole and a lower exhaust hole, the inner edge is provided with a round protrusion; the first inner frame is provided with a wall portion, and The tube body extending partly is provided with a long hole in the tube body, and a through hole is formed in the wall part, and a row of oil groove members are penetrated through the through hole. After the first inner frame and the second inner frame are combined with the outer cover, they are fixed to the wall at the end of the exhaust pipe of the range hood or bathroom exhaust fan, so that the exhaust gas enters the inner frame and follows the circle of the inner edge of the outer cover The protrusion is discharged to the upper exhaust hole and the lower exhaust hole to prevent backwash caused by strong external wind to make the exhaust more smooth, and the waste oil or water contained in the exhaust gas adheres to the first inner frame, the second inner frame, and the exhaust The pipe will drop down and lead into the oil drain groove, and then be discharged along the oil drain groove from the exhaust hole under the outer cover to prevent it from accumulating in the windshield and affecting the exhaust effect.

In the aforementioned oil discharge structure of the windshield, a rectangular through hole is provided below the wall of the first inner frame for embedding an oil drain member, the oil drain member includes at least a guide groove, And a positioning rod connected with the guide groove, so that the waste oil drops in the guide groove of the oil drain groove part, and then is discharged through the first lower exhaust hole and the second lower exhaust hole of the outer cover body to prevent the waste oil or water Accumulation in the windshield affects the exhaust effect.

The aforementioned oil discharge structure of the windshield, wherein the oil discharge groove member includes a generally arc-shaped seat body, a guide groove is provided on the seat body, and two symmetrical positioning rods of an appropriate length extending from one end of the seat body, When assembling, the positioning rod of the oil drain groove member is passed through the through hole of the first inner frame, so that the oil drain groove member is located below the first inner frame.

Please refer to Fig. 1 and Fig. 2 together with Fig. 3, which is a three-dimensional exploded view and a three-dimensional view and a cross-sectional view of the oil drain groove for this creation. As shown in the figure, this creation includes an outer cover 1 and a first inner frame 2, a second inner frame 3, an exhaust pipe 4 and a row of oil groove members 5, a plurality of positioning members 6. Wherein, the outer cover body 1 has a round cap shape or a square cap shape, and the upper edge and the lower edge of the wall surface are respectively provided with an upper exhaust hole 12 and a first lower exhaust hole 13 and a 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 first 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 rectangular through hole 211 is provided below the wall portion 21, and The lower edge of the body 22 is provided with a long hole 221.

The second inner frame 3 is provided with a wall portion 31 of an appropriate width, and a tube body 32 extending from the wall portion 31 with an appropriate length, and a plurality of insertion grooves 321 are provided on the surface of the tube body 32.

The exhaust pipe 4 is set on the second inner frame 3.

The oil drain groove member 5 includes a generally arc-shaped seat body 51, and a guide groove 511 is provided in the seat body 51, and two symmetrical positioning rods 52 are extended from one end of the seat body 51 to an appropriate length.

The positioning members 6 are sheet-shaped, one end is provided with a fixing portion 61, the fixing portion 61 is provided with a fixing hole 611, the other end is provided with a hook portion 62, and a U-shaped notch is provided at an appropriate position on the surface An elastic suspension piece 63 is formed, and the positioning member 6 can also be an elastic piece or a spring clip.

With the aforementioned components, each positioning member 6 is placed in the insertion groove 321 of the second inner frame 3 during assembly, so that the hook portion 62 is hooked on the opening edge of the tube body 32 of the second inner frame 3, and the An inner frame 2 and a second inner frame 3 are nested with each other, and then the positioning rod 52 of the oil drain member 5 is passed through the through hole 211 of the first inner frame 2, and the positioning is formed by the expansion of the two positioning rods 52 After the assembly, the first inner frame 2 and the second inner frame 3 are placed on the outer shell 1, and the exhaust pipe 4 is placed on the second inner frame 3, so that the suspension pieces 63 of the positioning members 6 are held against The inner edge of the exhaust pipe 4 constitutes positioning, and then the first inner frame 2 and the second inner frame 3 and the outer cover 1 are fixed by the fixing hole 611 of the fixing part 61 of the positioning member 6, and fixed to the range hood or bathroom at the same time The wall at the end of the exhaust pipe of the exhaust fan is connected to the exhaust pipe of the range hood, so that the exhaust gas generated by the range hood enters from the first inner frame 2 and upwards along the round protrusion 15 of the inner edge of the outer cover 1 The exhaust hole 12 and the first lower exhaust hole 13 and the second lower exhaust hole 14 are discharged. The barrier-free, fully open design prevents the strong external wind from causing backflushing and smoother exhaust. The waste oil (or water) contained in it adheres to the first inner frame 2 and will flow down the long hole 221 of the first inner frame 2 along the inner edge of the tube body 22 to drop down on the oil drain groove member 5 and attach to the second inner frame 3 And the waste oil (or water) of the exhaust pipe 4 will be introduced into the oil drain groove member 5, and then discharged along the oil drain groove member 5 from the first lower exhaust hole 13 and the second lower exhaust hole 14 of the outer cover 1 to Prevent accumulation in the windshield and pipe fittings to affect the exhaust effect, and will not affect the appearance of the building's outer wall.

Please refer to Figure 4 for the assembly state diagram of this creation. Please cooperate with the first figure. As shown in the figure, when the creation is assembled, the first inner frame 2 and the second inner frame 3 are nested with each other, and then the positioning rod 52 of the oil drain groove member 5 is threaded on the first A through hole 211 of the inner frame 2 constitutes positioning. After assembly, the first inner frame 2 and the second inner frame 3 are placed on the outer cover 1 and the second inner frame 3 is placed on the exhaust pipe 4 after being assembled. Then, the first inner frame 2 and the second inner frame 3 and the outer cover 1 are fixed to the opening 71 of the wall 7 at the end of the exhaust pipe of the range hood through the fixing hole 611 of the fixing part 61 of the positioning member 6 to Exhaust gas emissions from the supply and exhaust pipes.

Please refer to Figure 5 and Figure 6 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 4, it will first pass through the first inner frame 2 and the second inner frame 3 of the draft shield before entering the outer cover In the body 1, since the inner edge of the outer shell 1 is provided with a round protrusion 15, after the exhaust gas touches the round protrusion 15, the arc surface of the round protrusion 15 diffuses outward in the circumferential direction, and then respectively The exhaust gas is directed to the exhaust hole 12 above the outer casing 1, the first lower exhaust hole 13 and the second lower exhaust hole 14 to be discharged outward. 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.

Please refer to the figure 7 for the action state diagram of the anti-oil and waste oil accumulation. Please cooperate with the first figure. As shown in the figure, the waste oil (or water) 8 existing in the exhaust gas will adhere to the first inner frame 2 and will flow into the first along the inner edge of the tube body 22 The long hole 221 of the frame 2 drops down on the oil drain member 5, and the waste oil (or water) attached to the second inner frame 3 and the exhaust pipe 4 will be introduced into the oil drain member 5. Since the structure of the oil drain groove member 5 includes a seat body 51 which is generally arc-shaped and is provided with a guide groove 511, the waste oil (or water) 8 will first drop in the guide groove 511 of the oil drain groove member 5, and then It is discharged from the first lower exhaust hole 13 and the second lower exhaust hole 14 of the outer shell 1 to prevent waste oil (or water) 8 from accumulating in the windshield to affect the exhaust effect, and to maintain the entire exhaust system and buildings The cleaning of the external walls.

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, this creation uses an outer cover provided with a vent hole and a round protrusion, a first inner frame and a second inner frame provided with elongated holes on the outer cover, and embedded in the first The oil drain groove of the inner frame constitutes the oil drain structure of the windshield to be fixed to the end of the exhaust pipe of the range hood, to prevent backwash caused by strong external wind to make the exhaust smoother, and to properly discharge waste oil and avoid accumulation in the drain. The trachea affects 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 12‧‧‧Up vent 13. The first lower vent 14‧‧‧Second lower vent 15‧‧‧ Round protrusion 2. The first inner frame 21‧‧‧ Yuanbei 211‧‧‧Through hole 22 ‧‧‧ tube body 221‧‧‧Long hole 3‧‧‧Second inner frame 31‧‧‧ Yuanbei 32 tube 321‧‧‧Embedded groove 4‧‧‧Exhaust pipe ⑤‧‧‧Drainage tank parts 51‧‧‧Body 511‧‧‧Guide groove 52‧‧‧Locating rod 六‧‧‧Locating parts 6.1‧‧‧Fixed Department 611‧‧‧Fixed hole 62 Department 63‧‧‧Suspend 7‧‧‧ Wall 7.1‧‧‧Opening 8‧‧‧ Waste oil (or water) 91‧‧‧ exhaust smoke hood 92‧‧‧ Smoke exhaust pipe 93‧‧‧Diversion mesh 94‧‧‧ Smoke exhaust 95‧‧‧ Waste oil (or water)

Figure 1 is a three-dimensional exploded view of this creation. Figure 2 is a three-dimensional view of the oil drain groove of this creation. Figure 3 is a cross-sectional view of this creation. Figure 4 is the assembly state diagram of this creation. Figure 5 and Figure 6 are the state diagram of the smoke exhaust action in this creation. Figure 7 is a diagram of the operation state of the anti-oil waste accumulation in this creation. Figure 8 is a structural diagram of a conventional windshield.

1‧‧‧Outer cover

11‧‧‧ Yuanbei

12‧‧‧Upper vent

13‧‧‧First lower vent

14‧‧‧Second lower vent

15‧‧‧Round

2‧‧‧First inner frame

21‧‧‧ Yuanbei

211‧‧‧Through hole

22‧‧‧Body

221‧‧‧Long hole

3‧‧‧Second inner frame

31‧‧‧ Yuanbe

32‧‧‧tube

321‧‧‧Embedded groove

4‧‧‧Exhaust pipe

5‧‧‧Drainage tank parts

51‧‧‧Body

511‧‧‧Guide groove

52‧‧‧Positioning rod

6‧‧‧Locating parts

61‧‧‧Fixed Department

611‧‧‧Fixed hole

62‧‧‧Holding Department

63‧‧‧Suspension

Claims (4)

An oil discharge structure of a windshield includes a round cap shape or a square cap shape, provided with an upper exhaust hole, a first lower exhaust hole, a second lower exhaust hole, and an outer cover with a round protrusion on the inner edge Body; a set is fixed to the outer cover, is provided with a wall portion and a tube body extending from the wall portion, a first inner frame with a long hole is provided at the lower edge of the tube body; a side-by-side fixed to the cover body and The first inner frame is provided with a wall portion and a second inner frame extending from the wall portion, the first inner frame and the second inner frame are placed on the outer cover body, and then fixed to the exhaust fan or bathroom exhaust fan The wall surface at the end of the trachea allows exhaust gas to enter through the first inner frame and the second inner frame, and then discharges upwardly along the circular protrusions on the inner edge of the outer cover, the first lower exhaust hole, and the second lower exhaust hole. In order to prevent the strong external wind from causing backflow and smoother exhaust, it is characterized by: A rectangular through hole is provided below the wall of the first inner frame for embedding a row of oil groove members, the oil drain groove member at least includes a guide groove to allow waste oil (or water) to drip on The guide groove of the oil discharge groove member is then discharged from the first lower exhaust hole and the second lower exhaust hole of the outer cover body to prevent the waste oil from accumulating in the windshield to affect the exhaust effect. The oil discharge structure of the windshield as described in item 1 of the scope of the patent application, wherein the oil discharge groove member includes a generally arc-shaped seat body, a guide groove is provided in the seat body, and extends from one end of the seat body Two positioning rods of appropriate length are provided for embedding through holes under the first inner frame. The oil discharge structure of the windshield as described in item 1 of the patent scope, wherein the surface of the tube body of the second inner frame is provided with a plurality of insertion grooves for the same number of positioning members to be embedded in these insertion holes The groove fixes the first inner frame, the second inner frame, and the outer cover by the positioning members. The oil discharge structure of the windshield as described in item 1 of the scope of patent application, wherein the positioning members are in the form of sheets, one end of which is provided with a fixing portion, a fixing hole is provided in the fixing portion, and the other end is provided with The hooking portion makes the hooking portion hook on the opening edge of the second inner frame tube body, and fixes the first inner frame and the second inner frame and the outer cover body through the fixing holes of the fixing portion of the positioning member.

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