CN212805797U

CN212805797U - Anti-return range hood pipeline

Info

Publication number: CN212805797U
Application number: CN202021995806.6U
Authority: CN
Inventors: 钟和东; 钟和平; 曹洪毅
Original assignee: Chongqing Kunchu Electromechanical Equipment Co ltd
Current assignee: Chongqing Kunchu Electromechanical Equipment Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-03-26
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a lampblack absorber pipeline of anti-return, including oil smoke pipeline, the inside fixedly connected with backward flow board of oil smoke pipeline, one side that is close to oil smoke pipeline of backward flow board is provided with the backward flow groove, the inside top fixedly connected with filter screen of backward flow groove, the bottom of backward flow board is provided with first backward flow pipe and the below that is located the backward flow groove, the one end of keeping away from the backward flow groove of first backward flow pipe runs through oil smoke pipeline and the first flow box of outside fixedly connected with in oil smoke pipeline, one side fixedly connected with oil smoke pipeline of first backward flow box, the bottom fixedly connected with circular cone funnel of first backward flow box, the bottom fixedly connected with runner pipe of circular cone funnel, the inside of runner pipe is provided with the ball valve, one side fixedly connected with dwang of ball valve. The utility model discloses in, the backward flow is quick, is provided with the backward flow board for the inside of first backward flow case is flowed to the oil smoke of pipeline inner wall, and the follow-up of being convenient for is discharged.

Description

Anti-return range hood pipeline

Technical Field

The utility model relates to a lampblack absorber pipeline field especially relates to a lampblack absorber pipeline of anti-return.

Background

The range hood is also called as a range hood, is a kitchen appliance for purifying the kitchen environment, has the effects of health and energy saving, is arranged above a range of the range hood, can rapidly pump away waste burnt by the range hood and oil smoke harmful to human bodies generated in the cooking process, and can discharge the oil smoke out of a room to reduce pollution and purify air, and has the safety guarantee effects of gas defense and explosion prevention.

When the external oil smoke exhaust pipeline of the range hood on the market is used, the using time is too long often to appear in the pipeline use, the oil stain accumulation and oil stain backflow and other conditions appear, the general pipeline can not quickly concentrate the backflow of the backflow oil smoke, and therefore the oil smoke pipeline which can quickly prevent backflow is needed at present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a backflow-preventing range hood pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a backflow-preventing range hood pipeline comprises an oil smoke pipeline, wherein a backflow plate is fixedly connected inside the oil smoke pipeline, a backflow groove is formed in one side, close to the oil smoke pipeline, of the backflow plate, a filter screen is fixedly connected above the inside of the backflow groove, a first backflow pipe is arranged at the bottom of the backflow plate and below the backflow groove, one end, far away from the backflow groove, of the first backflow pipe penetrates through the oil smoke pipeline and is fixedly connected with a first backflow box outside the oil smoke pipeline, one side of the first backflow box is fixedly connected with the oil smoke pipeline, a conical funnel is fixedly connected at the bottom of the first backflow box, a circulating pipe is fixedly connected at the bottom of the conical funnel, a ball valve is arranged inside the circulating pipe, a rotating rod is fixedly connected at one side of the ball valve, and a rotating plate is fixedly connected at one end, far away from the ball valve, of the rotating rod, the lower extreme fixedly connected with first ring flange of runner pipe, the lower fixed surface of first ring flange is connected with the second ring flange, the last fixed surface of first ring flange is connected with fixation nut, fixation nut's lower extreme fixedly connected with fixing bolt, fixing bolt's lower extreme runs through first ring flange and second ring flange to fixed surface at the second ring flange is connected with fixation nut, the lower fixed surface of second ring flange is connected with first elastic tube.

As a further description of the above technical solution:

and one end of the return plate, which is far away from the first return pipe, is fixedly connected with a second return pipe, and one end of the second return pipe, which is far away from the return plate, penetrates through the oil smoke pipeline.

As a further description of the above technical solution:

one end of the second return pipe, which is far away from the return plate, is fixedly connected with a second return tank, and the lower end of the second return tank is fixedly connected with a second elastic pipe.

As a further description of the above technical solution:

the shape of backward flow board is the ring, the backward flow board is provided with a plurality ofly.

As a further description of the above technical solution:

the first return box and the second return box are symmetrically distributed about the longitudinal axis of the oil smoke pipeline.

As a further description of the above technical solution:

the filter screen is in a ring shape.

As a further description of the above technical solution:

one ends of the first return pipe and the second return pipe are arranged inside the return plate and communicated with the return groove.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, be provided with the flow back board, can be so that the backward flow groove that oil smoke ring flow back board one side of oil smoke pipe the inside set up, through the first backward flow pipe that the backward flow groove bottom link up, the other end of first backward flow pipe runs through oil smoke pipeline and sets up the inside at first backward flow case in the oil smoke pipeline outside, just can be so that the liquid oil of oil smoke pipeline the inside stores first backward flow case the inside, simple to use.

2. The utility model discloses in, be provided with the filter screen, make the solid of oil smoke pipeline inner wall leave the upper surface of filter screen through the filter screen for the solid and the liquid separation of oil smoke the inside prevent that the solid from entering into first reflux pipe the inside, prevent to block up the pipeline, make quick separation detach, easy operation, convenient to use.

Drawings

Fig. 1 is a front cross-sectional view of a backflow prevention range hood duct provided by the present invention;

fig. 2 is a front view of a backflow prevention range hood duct provided by the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

fig. 4 is an enlarged view at B in fig. 1.

Illustration of the drawings:

1. a first return box; 2. a return plate; 3. an oil smoke pipeline; 4. a second return pipe; 5. a second return tank; 6. a second elastic tube; 7. a filter screen; 8. a reflux tank; 9. a first return pipe; 10. a rotating plate; 11. rotating the rod; 12. a ball valve; 13. a conical funnel; 14. a flow-through tube; 15. fixing a nut; 16. a first flange plate; 17. a second flange plate; 18. fixing a nut; 19. fixing the bolt; 20. a first elastic tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a backflow-preventing range hood pipeline comprises an oil smoke pipeline 3, a backflow plate 2 is fixedly connected inside the oil smoke pipeline 3, the backflow plate 2 can enable oil smoke to be quickly concentrated inside a backflow groove 8, a backflow groove 8 is arranged on one side, close to the oil smoke pipeline 3, of the backflow plate 2, a filter screen 7 is fixedly connected above the inside of the backflow groove 8, a first backflow pipe 9 is arranged at the bottom of the backflow plate 2 and below the backflow groove 8, one end, far away from the backflow groove 8, of the first backflow pipe 9 penetrates through the oil smoke pipeline 3, a first backflow box 1 is fixedly connected to the outer side of the oil smoke pipeline 3, the oil smoke pipeline 3 is fixedly connected to one side of the first backflow box 1, a conical funnel 13 is fixedly connected to the bottom of the first backflow box 1, a circulating pipe 14 is fixedly connected to the bottom of the conical funnel 13, a ball valve 12 is arranged inside the circulating pipe 14, and a rotating rod 11 is fixedly connected to one side, the one end fixedly connected with rotor plate 10 of keeping away from ball valve 12 of dwang 11, the first ring flange 16 of lower extreme fixedly connected with of runner pipe 14, the lower fixed surface of first ring flange 16 is connected with second ring flange 17, the last fixed surface of first ring flange 16 is connected with fixation nut 15, the lower extreme fixedly connected with fixing bolt 19 of fixation nut 15, first ring flange 16 and second ring flange 17 are run through to fixing bolt 19's lower extreme, and be connected with fixation nut 18 at the fixed surface of second ring flange 17, the lower fixed surface of second ring flange 17 is connected with first elastic tube 20.

The one end fixedly connected with second back flow 4 of the first back flow 9 of keeping away from of backward flow board 2, the one end of keeping away from of second back flow 4 of backward flow board 2 runs through oil smoke pipeline 3, the one end fixedly connected with second return tank 5 of the backward flow board 2 of keeping away from of second back flow 4, the lower extreme fixedly connected with second elastic tube 6 of second return tank 5, the shape of backward flow board 2 is the ring, backward flow board 2 is provided with a plurality ofly, first backward flow box 1 and second backward flow box 5 are about the longitudinal axis symmetric distribution of oil smoke pipeline 3, the shape of filter screen 7 is ring shape, first back flow 9 sets up in the inside of backward flow board 2 and communicates with backwash tank 8 with the one end of second back flow 4.

The working principle is as follows: the oil fume purification device is provided with a return plate 2, so that oil fume in an oil fume pipeline 3 can pass through a return groove 8 arranged on one side of the return plate 2 and a first return pipe 9 communicated with the bottom of the return groove 8, the other end of the first return pipe 9 penetrates through the oil fume pipeline 3 and is arranged inside a first return box 1 on the outer side of the oil fume pipeline 3, so that liquid oil in the oil fume pipeline 3 can be stored in the first return box 1, similarly, a second return pipe 4 is arranged above a second return box 5, the upper end of the second return pipe 4 is arranged at the bottom of the return groove 8 on one side of the return plate 2, so that the oil fume can be discharged together with the first return pipe 9, the use is simple, a filter screen 7 is arranged, the filter screen 7 is used for storing the upper surface of the solid filter screen 7 on the inner wall of the oil fume pipeline 3, so that the solid in the oil fume is separated from the liquid, and the, prevent blocking the pipeline and enable quick separation and removal.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments.

Claims

1. The utility model provides a lampblack absorber pipeline of anti-return, includes lampblack pipeline (3), its characterized in that: the oil smoke pipeline is characterized in that a return plate (2) is fixedly connected inside the oil smoke pipeline (3), a return groove (8) is formed in one side, close to the oil smoke pipeline (3), of the return plate (2), a filter screen (7) is fixedly connected above the inside of the return groove (8), a first return pipe (9) is arranged at the bottom of the return plate (2) and below the return groove (8), one end, far away from the return groove (8), of the first return pipe (9) penetrates through the oil smoke pipeline (3) and is fixedly connected with a first return box (1) outside the oil smoke pipeline (3), the oil smoke pipeline (3) is fixedly connected to one side of the first return box (1), a conical funnel (13) is fixedly connected to the bottom of the first return box (1), a flow pipe (14) is fixedly connected to the bottom of the conical funnel (13), and a ball valve (12) is arranged inside the flow pipe (14), one side fixedly connected with dwang (11) of ball valve (12), the one end fixedly connected with rotor plate (10) of keeping away from ball valve (12) of dwang (11), the first ring flange of lower extreme fixedly connected with (16) of runner pipe (14), the lower fixed surface of first ring flange (16) is connected with second ring flange (17), the last fixed surface of first ring flange (16) is connected with fixation nut (15), the lower extreme fixedly connected with fixing bolt (19) of fixation nut (15), the lower extreme of fixing bolt (19) runs through first ring flange (16) and second ring flange (17) to fixed surface at second ring flange (17) is connected with fixation nut (18), the lower fixed surface of second ring flange (17) is connected with first elastic tube (20).

2. A backflow prevention range hood duct according to claim 1, characterized in that: one end of the backflow plate (2) far away from the first backflow pipe (9) is fixedly connected with a second backflow pipe (4), and one end of the second backflow pipe (4) far away from the backflow plate (2) penetrates through the oil smoke pipeline (3).

3. A backflow prevention range hood duct according to claim 2, characterized in that: one end of the second return pipe (4) far away from the return plate (2) is fixedly connected with a second return box (5), and the lower end of the second return box (5) is fixedly connected with a second elastic pipe (6).

4. A backflow prevention range hood duct according to claim 1, characterized in that: the shape of backward flow board (2) is the ring, backward flow board (2) are provided with a plurality ofly.

5. A backflow prevention range hood duct according to claim 1, characterized in that: the first return box (1) and the second return box (5) are symmetrically distributed about the longitudinal axis of the oil smoke pipeline (3).

6. A backflow prevention range hood duct according to claim 1, characterized in that: the filter screen (7) is in a ring shape.

7. A backflow prevention range hood duct according to claim 1, characterized in that: one ends of the first return pipe (9) and the second return pipe (4) are arranged inside the return plate (2) and are communicated with the return groove (8).