CN210425209U

CN210425209U - Turbofan and novel smoke ventilator

Info

Publication number: CN210425209U
Application number: CN201921638346.9U
Authority: CN
Inventors: 李赞潮
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-04-28
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a turbofan and novel smoke ventilator, include: the air exhaust system comprises a main box body and an air exhaust system which can extend out of the main box body; the air draft system comprises the turbofan and a movable plate arranged in the main box body in a liftable manner; the main box body is fixedly provided with a smoke exhaust pipeline leading out of the room, and the movable plate is provided with a smoke guide through hole communicated with the smoke exhaust pipeline and the smoke guide box. The utility model has reasonable and ingenious structural design, simple structure and low energy consumption; its turbofan can select the oil smoke of extracting the wind wheel both sides simultaneously or only extract the oil smoke of one, exhaust system liftable, firstly shortened the distance of turbofan and oil smoke source, improve oil smoke pumping effect, efficiency, secondly changed the oil smoke route, the oil smoke just is taken away by the turbofan of side after the very short distance of oil smoke source release rising, the diffusion of oil smoke at the in-process that rises has been avoided, can effectively ensure that the oil smoke does not rise to the corresponding height of user's head, provide good guarantee for user's health.

Description

Turbofan and novel smoke ventilator

Technical Field

The utility model relates to a smoke exhaust ventilator equipment, concretely relates to turbofan and novel smoke ventilator.

Background

At present, the development of kitchen range hoods is slow, the range hoods visible on the market are the same and different, the integral whole machine is arranged above the stove surface, and the oil smoke generated when the stove surface works is pumped out of a room through strong pumping force provided by a turbofan in the whole machine;

however, it has the following problems: firstly, in order to consider the heights of different users, the height of the range hood cannot be set too low, which causes adverse effects on the oil fume extraction effect, or the power of the turbofan needs to be increased to obtain the effect that the oil fume extraction effect is not reduced, but the problem of energy consumption increase is brought; secondly, the air inlet of the range hood is mostly higher than the top of the head of the user, the path of the extracted oil smoke is a straight line smoke path with the vertical or inclined upward stove surface, although the oil smoke is prevented from diffusing to all parts of the kitchen, the path of the oil smoke is closer to the head of the user, the user can easily inhale the oil smoke, or the oil smoke particles diffuse to the face of the user, and the good effect of protecting the health of the user can not be achieved after long-term use.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses a turbofan and novel smoke ventilator.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:

a turbofan, comprising: the smoke guiding box can intake air from left to right, the wind wheel and the driving motor drive the wind wheel to rotate; a smoke temporary storage cavity is arranged in the smoke guide box, wind wheel accommodating holes are formed in the left side and the right side of the smoke guide box in a penetrating mode, and smoke discharge grooves communicated with the smoke temporary storage cavity are formed in the inner walls of the wind wheel accommodating holes corresponding to the wind wheels; and the driving motor is arranged at the rotating center of the wind wheel.

A rotating block is movably sleeved on the outer side of the driving motor and is fixedly connected with a motor shaft of the driving motor; and a plurality of connecting rods connected with the wind wheel are also fixed on the rotating block.

A novel range hood, comprising: the air exhaust system can extend out of the main box body or be fixed on the outer side of the main box body; the air draft system comprises the turbofan and a movable plate arranged in the main box body in a liftable manner; the main box body is fixedly provided with a smoke exhaust pipeline leading out of the room, and the movable plate is provided with a smoke guide through hole communicated with the smoke exhaust pipeline and the smoke guide box.

The smoke guide box is fixedly connected with the lower plate surface of the movable plate, and an auxiliary box body used for protecting the turbofan is further fixed on the lower plate surface of the movable plate.

And a first air inlet and a second air inlet are respectively arranged on two sides of the auxiliary box body corresponding to the wind wheels.

And a first sealing cavity door, a second sealing cavity door and a third sealing cavity door are respectively arranged on the auxiliary box body corresponding to the first air inlet, the second air inlet and the third air inlet in an openable and closable manner.

An infrared sensor is transversely arranged in the main box body corresponding to the auxiliary box body.

The inner wall of the main box body is vertically provided with a belt linear module, and the movable plate is fixedly connected with a belt of the belt linear module.

The bottom end of the main box body is provided with a stretching through hole for the auxiliary box body to stretch out, and the area of the lower plate surface of the movable plate is larger than the area of the radial section of the stretching through hole.

The smoke guide through hole is communicated with the smoke exhaust pipeline through a telescopic pipeline.

The utility model has the advantages that: the utility model has reasonable and ingenious structural design, simple structure and low energy consumption; the turbofan can select to simultaneously extract oil smoke on two sides of the wind wheel or extract only one oil smoke, can adapt to various use scenes on one hand, meets the requirements of oil smoke suction and exhaust when a single furnace and a double furnace are used, and can select only one oil smoke to extract when the oil smoke suction and exhaust scenes need to be enlarged on the other hand, so that the suction and exhaust effect is enhanced; the air exhaust system 3 can be lifted, and when the air exhaust system is lifted, the appearance of the air exhaust system is basically the same as that of the traditional ceiling-mounted range hood, so that the attractiveness is ensured; after descending, on the one hand, the distance between the turbofan and the oil smoke source is shortened, the oil smoke extraction effect and efficiency are improved, on the other hand, the oil smoke path is changed, the oil smoke is extracted away by the turbofan on the side after being released and ascended by a short distance from the oil smoke source, the phenomenon that the oil smoke is difficult to completely suck after being diffused in the ascending process is avoided, the oil smoke can be effectively ensured not to ascend to the height corresponding to the head of a user, and good guarantee is provided for the health of the user.

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Drawings

Fig. 1 is a front view of the novel range hood in the embodiment of the invention;

fig. 2 is a side view of the novel range hood in the embodiment of the invention;

fig. 3 is a partially exploded view of the novel range hood in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a turbofan according to an embodiment of the present invention;

fig. 5 is a sectional view of a turning block in an embodiment of the present invention.

Detailed Description

In an embodiment, referring to fig. 1 to 5, a turbofan 1 provided in this embodiment is characterized by comprising: the smoke guiding box 11 can intake air from left to right, the wind wheel 12 and the driving motor 13 which drives the wind wheel 12 to rotate; a smoke temporary storage cavity 11A is arranged in the smoke guide box 11, wind wheel accommodating holes 11B are formed in the left side and the right side of the smoke guide box 11 in a penetrating mode, and smoke discharge grooves communicated with the smoke temporary storage cavity 11A are further formed in the inner wall of each wind wheel accommodating hole 11B corresponding to the wind wheels 12; and the driving motor 13 is provided at the rotation center of the wind wheel 12.

Specifically, be used for driving motor 13 self to occupy certain volume, set up driving motor 13 in the rotation center department of wind wheel 12, can reduce to minimum to the suction influence that produces when wind wheel 12 rotates at a high speed, traditional relatively sets up the motor in wind wheel 12 one side design, can extract the oil smoke of wind wheel 12 both sides simultaneously.

A rotating block 14 is movably sleeved on the outer side of the driving motor 13, and the rotating block 14 is fixedly connected with a motor shaft of the driving motor 13; a plurality of connecting rods connected with the wind wheel 12 are also fixed on the rotating block 14.

Specifically, through the arrangement of the rotating block 14, the problem of unbalanced rotation possibly caused by arranging the driving motor 13 at the rotating center of the wind wheel 12 is solved, necessary conditions are provided for high-speed rotation of the wind wheel 12, the use stability is improved, and the service life is prolonged.

A novel range hood, comprising: the air exhaust system comprises a main box body 2 and an air exhaust system 3 which can extend out of the main box body 2 or is fixed on the outer side of the main box body 2; the air draft system 3 comprises the turbofan 1 and a movable plate 31 arranged in the main box body 2 in a liftable manner; the main box body 2 is fixed with a smoke exhaust duct 21 leading out of the room, and the movable plate 31 is provided with a smoke guide through hole 31A communicated with the smoke exhaust duct 21 and the smoke guide box 11.

Specifically, firstly, the main box body and the air draft system of the traditional range hood are fixed into a whole, the utility model is improved on the basis of the traditional top suction type range hood, the main box body and the air draft system are relatively independent, and the air draft system can be lifted in the main box;

secondly, a set plane which is perpendicular to the lower end face of the main box body 2 and intersects with the transverse center line of the lower end face of the main box body 2 is a lifting reference plane of the air draft system 3, the air draft system 3 can be lifted according to the lifting reference plane, the air draft system can further approach to a furnace face, the turbofan 1 is vertically arranged, the descending position of the turbofan 1 is aligned with the central part of the furnace face, and when the turbofan 1 extends out of the main box body 2 and descends to the lowest position, two sides of the turbofan respectively correspond to two kitchen utensils such as a pot and a pot on the furnace face; when the turbofan 1 works, the oil smoke at the two sides is pumped away and enters the smoke exhaust pipeline 21 through the smoke guide through hole 31A and then is exhausted;

on one hand, the distance between the turbofan 1 and the oil smoke source is shortened, the oil smoke extraction effect and efficiency are improved, and the energy consumption is reduced; secondly, the oil smoke path is changed, the oil smoke is released from the oil smoke source and rises for a short distance to be pumped away by the side turbofan 1, the oil smoke is guaranteed not to rise to the height corresponding to the head of the user, and good guarantee is provided for the health of the user.

The smoke guiding box 11 is fixedly connected with the lower plate surface of the movable plate 31, and the auxiliary box body 4 for protecting the turbofan 1 is further fixed on the lower plate surface of the movable plate 31. The turbofan 1 is protected, and the service life is prolonged; in addition, the driving motor 13 is fixedly connected with the movable plate 31 through a connecting column or other connecting components for connection;

a first air inlet and a second air inlet are respectively arranged at two sides of the auxiliary box body 4 corresponding to the wind wheel 12; and a third air inlet is also formed at the bottom end of the auxiliary box body 4.

Specifically, the first air inlet and the second air inlet are used for extracting side oil smoke, and the third air inlet is used for extracting lower oil smoke.

And a first sealing cavity door, a second sealing cavity door and a third sealing cavity door are respectively arranged on the auxiliary box body 4 corresponding to the first air inlet, the second air inlet and the third air inlet in an openable and closable manner.

Specifically, the first sealing cavity door, the second sealing cavity door and the third sealing cavity door are electronically driven to move baffles.

An infrared sensor is transversely arranged in the main box body 2 corresponding to the auxiliary box body 4.

Specifically, when the movable plate 31 is located at the initial highest position, the infrared sensor senses that the auxiliary box body 4 is opened, the third seal cavity door is opened, the first seal cavity door and the second seal cavity door are closed, and the turbofan 1 works, oil smoke is sucked from a third air inlet corresponding to the third seal cavity door, and the state is similar to that of a traditional range hood;

when the movable plate 31 moves downwards to the lower limiting position, the auxiliary box body 4 completely extends out of the main box body 2, the infrared sensor cannot sense the auxiliary box body 4, the third sealing cavity door is closed, the first sealing cavity door and the second sealing cavity door are opened, and when the turbofan 1 works, oil smoke is sucked from the first air inlet and the second air inlet. Two forms can be switched according to the requirements of users, and the two forms are classified into an automatic mode;

preferably, this first sealed chamber door, the sealed chamber door of second are connected with independent control switch, and the user can control opening and closing of first sealed chamber door, the sealed chamber door of second according to the demand to switching the effect of carrying out the oil pumping cigarette operation to a certain side stove face alone, during manual mode was classifyed to this form, only when this novel smoke ventilator sets up to manual mode, could control opening and shutting of first sealed chamber door, the sealed chamber door of second alone.

The inner wall of the main box body 2 is vertically provided with a belt linear module, and the movable plate 31 is fixedly connected with a belt of the belt linear module.

Specifically, the belt linear module may be replaced with a screw linear module or other mechanism that can drive the movable plate 31 to move up and down.

The bottom end of the main box body 2 is provided with a protruding through hole for the auxiliary box body 4 to extend out, and the area of the lower plate surface of the movable plate 31 is larger than the area of the radial section of the protruding through hole. The bottom end of the main box body 2 limits the descending path of the movable plate 31; in addition, the shape of the movable plate 31 is the same as that of the main box 2, the transverse area of the movable plate 31 is slightly smaller than that of the main box 2, and the sealant is fixed around the movable plate 31 to prevent the oil smoke from flowing backwards.

The smoke guiding through hole 31A is communicated with the smoke exhaust duct 21 through a telescopic duct. The telescopic pipeline is a PU hose.

When the device is used, the movable plate 31 is driven to move downwards to the lower limit position through the belt linear module, the auxiliary box body 4 completely extends out of the main box body 2, the infrared sensor cannot sense the auxiliary box body 4, the third sealing cavity door is closed, and the first sealing cavity door and the second sealing cavity door are opened; the turbofan 1 works to suck oil smoke through the first air inlet and the second air inlet and drive the oil smoke to enter the smoke exhaust pipeline 21 through the smoke guide through hole 31A and then to be exhausted.

The utility model has reasonable and ingenious structural design, simple structure and low energy consumption; the turbofan 1 can select to simultaneously extract oil smoke on two sides of the wind wheel 12 or extract only one oil smoke, on one hand, the turbofan can adapt to various use scenes to meet the oil smoke suction and exhaust requirements when a single furnace and a double furnace are used, and on the other hand, the turbofan can select to extract only one oil smoke to enhance the suction and exhaust effect when the oil smoke suction and exhaust scenes need to be enlarged; the air exhaust system 3 can be lifted, and when the air exhaust system is lifted, the appearance of the air exhaust system is basically the same as that of the traditional ceiling-mounted range hood, so that the attractiveness is ensured; after descending, on the one hand, the distance between the turbofan and the oil smoke source is shortened, the oil smoke extraction effect and efficiency are improved, on the other hand, the oil smoke path is changed, the oil smoke is extracted away by the turbofan 1 on the side after being released and ascended by a short distance from the oil smoke source, the phenomenon that the oil smoke is difficult to completely suck after being diffused in the ascending process is avoided, the oil smoke can be effectively ensured not to ascend to the height corresponding to the head of a user, and good guarantee is provided for the health of the user.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, using the technical means and contents disclosed above, without departing from the scope of the technical solution of the present invention. Therefore, the equivalent changes made according to the shape, structure and principle of the present invention should be covered in the protection scope of the present invention.

Claims

1. A turbofan, comprising: the smoke guiding box can intake air from left to right, the wind wheel and the driving motor drive the wind wheel to rotate;

a smoke temporary storage cavity is arranged in the smoke guide box, wind wheel accommodating holes are formed in the left side and the right side of the smoke guide box in a penetrating mode, and smoke discharge grooves communicated with the smoke temporary storage cavity are formed in the inner walls of the wind wheel accommodating holes corresponding to the wind wheels;

and the driving motor is arranged at the rotating center of the wind wheel.

2. The turbofan according to claim 1, wherein a rotating block is movably sleeved outside the driving motor, and the rotating block is fixedly connected with a motor shaft of the driving motor;

and a plurality of connecting rods connected with the wind wheel are also fixed on the rotating block.

3. A novel range hood, which is characterized by comprising: the air exhaust system can extend out of the main box body or be fixed on the outer side of the main box body;

the air draft system comprises the turbofan according to any one of claims 1-2 and a movable plate arranged in the main box body in a liftable mode;

the main box body is fixedly provided with a smoke exhaust pipeline leading out of the room, and the movable plate is provided with a smoke guide through hole communicated with the smoke exhaust pipeline and the smoke guide box.

4. The novel range hood of claim 3, wherein the smoke guide box is fixedly connected with the lower plate surface of the movable plate, and an auxiliary box body for protecting the turbofan is further fixed on the lower plate surface of the movable plate.

5. The novel range hood according to claim 4, wherein a first air inlet and a second air inlet are respectively arranged on two sides of the auxiliary box body corresponding to the wind wheel.

6. The novel range hood according to claim 5, wherein the auxiliary box body is provided with a first sealing cavity door, a second sealing cavity door and a third sealing cavity door which can be opened and closed corresponding to the first air inlet, the second air inlet and the third air inlet respectively.

7. The novel range hood of claim 6, wherein an infrared sensor is transversely arranged in the main box body corresponding to the auxiliary box body.

8. The novel range hood according to claim 3, wherein the inner wall of the main box body is vertically provided with a belt linear module, and the movable plate is fixedly connected with a belt of the belt linear module.

9. The novel range hood as claimed in claim 4, wherein the bottom end of the main box body is provided with a protruding through hole for the auxiliary box body to protrude, and the area of the lower plate surface of the movable plate is larger than the area of the radial section of the protruding through hole.

10. The novel range hood of claim 3, wherein the smoke guide through hole is communicated with the smoke exhaust pipeline through a telescopic pipeline.