CN210267424U

CN210267424U - Environment-friendly exhaust hood

Info

Publication number: CN210267424U
Application number: CN201921126592.6U
Authority: CN
Inventors: 程冲
Original assignee: Shanghai Jiewen Industrial Co ltd
Current assignee: Shanghai Jiewen Industrial Co ltd
Priority date: 2019-07-18
Filing date: 2019-07-18
Publication date: 2020-04-07
Anticipated expiration: 2029-07-18

Abstract

The utility model discloses an environmental protection enclosure, this enclosure includes the hollow petticoat pipe that gathers of quadrangular pyramid shape, with this cube form smoke pipe that gathers the petticoat pipe intercommunication, set firmly in the first exhaust fan of this smoke pipe air inlet end, set firmly in the second exhaust fan of this smoke pipe air outlet end, and can insert to the oil strain chip in this smoke pipe, should gather the petticoat pipe both ends and be equipped with the rectangle exhaust port, this smoke pipe cross sectional shape is the rectangle, this smoke pipe air inlet end and this exhaust port fixed intercommunication, this smoke pipe middle part is equipped with and supplies this oil strain chip to insert fixed inserted hole, this oil strain chip includes the apron, set firmly the first "U" shape blend stop in this apron bottom surface first side perpendicularly, set firmly the second "U" shape blend stop in this apron bottom surface second side perpendicularly, and press from both sides in proper order and locate the first filter screen between this "U" shape blend stop and the second "U" shape blend stop, The device comprises a first oil filter screen, an activated carbon filter layer, a second oil filter screen and a second filter screen.

Description

Environment-friendly exhaust hood

Technical Field

The utility model relates to an environmental protection enclosure.

Background

When the existing smoke exhaust hood is used, the oil fume removing equipment is usually fixed in a smoke exhaust channel, and when the oil fume removing equipment needs to be cleaned or replaced, the oil fume removing equipment is difficult to clean or replace, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides an environmental protection enclosure to prior art's above-mentioned defect.

The utility model provides a technical scheme that its technical problem adopted is: an environment-friendly smoke exhaust hood is constructed, and comprises a quadrangular pyramid-shaped hollow smoke collecting hood, a cubic smoke exhaust pipe communicated with the smoke collecting hood, a first exhaust fan fixedly arranged at the air inlet end of the smoke exhaust pipe, a second exhaust fan fixedly arranged at the air outlet end of the smoke exhaust pipe, and an oil filtering chip capable of being inserted into the smoke exhaust pipe, wherein rectangular smoke exhaust ports are arranged at two ends of the smoke collecting hood, the cross section of the smoke exhaust pipe is rectangular, the air inlet end of the smoke exhaust pipe is fixedly communicated with the smoke exhaust ports, an insertion hole for the oil filtering chip to be inserted and fixed is arranged in the middle of the smoke exhaust pipe, the oil filtering chip comprises a cover plate, a first U-shaped baffle strip vertically fixedly arranged on the first side of the bottom surface of the cover plate, a second U-shaped baffle strip vertically fixedly arranged on the second side of the bottom surface of the cover plate, and a first filter screen, a first oil filtering screen, a second filter screen and a second filter screen, wherein the first, The active carbon filter layer, second oil cleaner screen, second filter screen.

In the environmental protection fume exhaust hood of the utility model, the outside of the active carbon filter layer is wrapped with a cube-shaped hollow plastic net frame or a metal net frame.

In the environmental protection exhaust hood, a first dust screen is fixedly arranged in the air inlet end of the exhaust pipe, and the first exhaust fan is fixedly arranged on the first dust screen.

In the environmental protection exhaust hood, a second dust screen is fixedly arranged in the air outlet end of the exhaust pipe, and the second exhaust fan is fixedly arranged on the second dust screen.

In the environmental protection enclosure, this apron, this first "U" shape blend stop and second "U" shape blend stop are formed by stainless steel material integrated into one piece, this inserted hole top first side is equipped with the first sunken platform that supplies this apron first side embedding to connect, this first sunken bench face sets firmly the first magnetic sheet that can hold this apron first side, this inserted hole top second side is equipped with the second sunken platform that supplies this apron second side embedding to connect, this second sunken bench face sets firmly the second magnetic sheet that can hold this apron second side.

The environmental protection enclosure in, should gather the petticoat pipe bottom and be equipped with the oil trap to this gathering the interior backrush of petticoat pipe, this oil trap bottom is equipped with the oil extraction mouth with this oil trap intercommunication, this oil extraction mouth upper cover is equipped with the screw cap.

Implement the utility model discloses an environmental protection enclosure has following beneficial effect: use the utility model discloses a during the environmental protection enclosure, first exhaust fan will gather in the oil smoke suction smoke exhaust pipe in the petticoat pipe, then carry out the oil absorption by first filter screen, first oil cleaner screen on the oil strain chip and remove the oil, later carry out harmful substance by the active carbon filter layer again and adsorb, carry out secondary treatment through second oil cleaner screen and second filter screen again at last, then discharge from the gas outlet by the second exhaust fan, realize the purification and the absorption to the oil smoke. After the smoke exhaust cover is used for a period of time, a user can take the oil filtering chip out of the insertion opening, take the first filter screen, the first oil filtering screen, the activated carbon filter layer, the second oil filtering screen and the second filter screen down respectively for cleaning or replacement, assemble the filter screens in sequence after cleaning or replacement is completed, and then insert the oil filtering chip into the insertion opening for use, so that the aim of being convenient to clean and replace is achieved.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a schematic view of the cross-sectional structure of the side portion of the environmental protection exhaust hood of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in FIG. 1, in a first embodiment of the environmental protection exhaust hood of the present invention, the exhaust hood 1 comprises a quadrangular pyramid-shaped hollow exhaust collecting hood 2, a cubic exhaust pipe 3 communicating with the exhaust collecting hood 2, a first exhaust fan 4 fixedly arranged at the air inlet end of the exhaust pipe 3, a second exhaust fan 5 fixedly arranged at the air outlet end of the exhaust pipe 3, and an oil filtering chip 6 insertable into the exhaust pipe 3, wherein rectangular exhaust outlets 7 are arranged at both ends of the exhaust collecting hood 2, the cross-sectional shape of the exhaust pipe 3 is rectangular, the air inlet end of the exhaust pipe 3 is fixedly communicated with the exhaust outlet 7, an insertion opening 8 for inserting and fixing the oil filtering chip 6 is arranged at the middle part of the exhaust pipe 3, the oil filtering chip 6 comprises a cover plate 9, a first U-shaped barrier strip 10 perpendicularly fixedly arranged at a first side of the bottom surface of the cover plate 9, a second U-shaped barrier strip 11 perpendicularly fixedly arranged at a second side of the bottom surface of the cover plate 9, And a first filter screen 12, a first oil filter screen 13, an active carbon filter layer 14, a second oil filter screen 15 and a second filter screen 16 which are sequentially clamped between the first U-shaped barrier strip 10 and the second U-shaped barrier strip 11.

Use the utility model discloses a during environmental protection enclosure 1, first exhaust fan 4 will gather in the oil smoke suction exhaust pipe 3 in the petticoat pipe 2, then carry out the oil absorption by first filter screen 12 on the oil strain chip 6, first oil cleaner 13 and deoil, later carry out harmful substance by activated carbon filter layer 14 again and adsorb, carry out secondary treatment through second oil cleaner 15 and second filter screen 16 at last again, then discharge from the gas outlet by second exhaust fan 5, realize the purification and the absorption to the oil smoke. After the smoke exhaust hood 1 is used for a period of time, a user can take the oil filtering chip 6 out of the insertion opening 8, take the first filter screen 12, the first oil filtering screen 13, the activated carbon filter layer 14, the second oil filtering screen 15 and the second filter screen 16 down respectively for cleaning or replacement, assemble the filter screens in sequence after cleaning or replacement is completed, and then insert the oil filtering chip 6 into the insertion opening 8 for use, so that the aim of being convenient to clean and replace is achieved.

In the present embodiment, in order to facilitate the insertion of the activated carbon filter layer 14 between the first oil filter screen 13 and the second oil filter screen 15, a cubic hollow plastic mesh frame or a metal mesh frame is wrapped around the activated carbon filter layer 14. It can be understood that, in order to prevent the oil smoke from leaking outside without being treated by the oil filter chip 6, the width of the oil filter chip 6 is equal to the width of the inner cavity of the smoke exhaust pipe 3.

Furthermore, in order to prevent dust, a first dust screen 17 is fixedly arranged in the air inlet end of the smoke exhaust pipe 3, and the first exhaust fan 4 is fixedly arranged on the first dust screen 17. A second dust screen 18 is fixedly arranged in the air outlet end of the smoke exhaust pipe 3, and the second exhaust fan 5 is fixedly arranged on the second dust screen 18.

Further, in order to fix the oil filter chip 6 quickly, the cover plate 9, the first U-shaped barrier strip 10 and the second U-shaped barrier strip 11 are formed by integrally forming a stainless steel material, a first concave platform 19 for the first side of the cover plate 9 to be embedded and connected is arranged on the first side of the top of the insertion opening 8, a first magnetic sheet 21 capable of attracting the first side of the cover plate 9 is fixedly arranged on the top surface of the first concave platform 19, a second concave platform 20 for the second side of the cover plate 9 to be embedded and connected is arranged on the second side of the top of the insertion opening 8, and a second magnetic sheet 22 capable of attracting the second side of the cover plate 9 is fixedly arranged on the top surface of the second concave platform 20. After the oil filter chip 6 is inserted into the insertion opening 8, the bottom surface of the first side of the cover plate 9 abuts against and is attracted to the first magnetic sheet 21 on the surface of the first concave platform 19, and the bottom surface of the second side of the cover plate 9 abuts against and is attracted to the second magnetic sheet 22 on the surface of the second concave platform 20, so that the cover plate 9 and the oil filter chip 6 are integrally fixed. Preferably, a sealing strip for preventing smoke leakage is further adhered to the periphery of the bottom surface of the cover plate 9.

In order to prevent the oil smoke on the inner wall surface of the smoke collecting hood 2 from dripping after being condensed, an oil collecting groove 23 which is coiled back into the smoke collecting hood 2 is arranged at the bottom of the smoke collecting hood 2, an oil discharge port 24 communicated with the oil collecting groove 23 is arranged at the bottom of the oil collecting groove 23, and a threaded cover 25 is covered on the oil discharge port 24.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides an environmental protection enclosure, its characterized in that, the enclosure include the hollow smoke collecting cover of quadrangular pyramid shape, with gather the cube form of smoke cover intercommunication and discharge fume the pipe, set firmly in discharge fume first exhaust fan of pipe air inlet end, set firmly in discharge fume second exhaust fan of pipe air outlet end and can insert extremely discharge fume intraductal oil filter chip, gather the smoke cover both ends and be equipped with the rectangle exhaust port, discharge fume the pipe cross sectional shape and be the rectangle, discharge fume the pipe air inlet end with the fixed intercommunication of exhaust port, the pipe middle part of discharging fume is equipped with the confession the inserted hole that the oil filter chip inserted fixedly, the oil filter chip includes the apron, set firmly perpendicularly in first "U" shape blend stop of apron bottom surface first side, set firmly perpendicularly in the second "U" shape blend stop of apron bottom surface second side and press from both sides in proper order and locate first filter screen between first "U" shape blend stop and the second "U" shape blend stop, The device comprises a first oil filter screen, an activated carbon filter layer, a second oil filter screen and a second filter screen.

2. The environment-friendly extractor hood according to claim 1, wherein the activated carbon filter layer is wrapped by a cubic hollow plastic mesh frame or a metal mesh frame.

3. The environment-friendly extractor hood according to claim 1, wherein a first dust screen is fixedly arranged in the air inlet end of the extractor hood, and the first exhaust fan is fixedly arranged on the first dust screen.

4. The environment-friendly smoke exhaust hood according to claim 3, wherein a second dust screen is fixedly arranged in the air outlet end of the smoke exhaust pipe, and the second exhaust fan is fixedly arranged on the second dust screen.

5. An environmentally friendly extractor hood according to claim 1, wherein the cover plate, the first "U" shaped stop and the second "U" shaped stop are integrally formed of stainless steel, the first side of the top of the insertion opening is provided with a first recessed platform for the first side of the cover plate to be inserted and connected, the first recessed platform has a first magnetic sheet fixed on the top surface thereof for attracting the first side of the cover plate, the second side of the top of the insertion opening is provided with a second recessed platform for the second side of the cover plate to be inserted and connected, and the second recessed platform has a second magnetic sheet fixed on the top surface thereof for attracting the second side of the cover plate.

6. An environment-friendly extractor hood according to claim 1, wherein the bottom of the extractor hood is provided with an oil collecting groove which is rewound into the extractor hood, the bottom of the oil collecting groove is provided with an oil discharge port communicated with the oil collecting groove, and the upper cover of the oil discharge port is provided with a threaded cover.