CN211290210U - Novel fan system for integrated kitchen - Google Patents

Abstract

A novel fan system for an integrated stove, comprising a fan box and an air intake body arranged in an air intake passage of the integrated stove, the fan box is located at the back of the integrated stove; the intake body is located inside the wind box, including a front device, an impeller , motor, air outlet pipe, oil return pipe; the front device is composed of six surfaces, A, B, C, D, E, and F, including the air intake mesh and a number of heat exchange tubes; the impeller is located in the front device Below, one side is fixed on the inner wall surface of the air inlet body, and the other side is connected to the motor; the air outlet pipe is located at the end side of the air inlet direction of the main body; the side end of the air inlet body is provided with an oil return pipe. The utility model provides a novel fan system for an integrated stove, which reduces grease accumulation, air intake noise and energy waste in an integrated stove.

Description

A new type of fan system for integrated stove

technical field

The utility model belongs to the field of integrated stoves, in particular to a fan system for integrated stoves.

Background technique

As a common household appliance, the integrated stove plays an important role in people's lives, and the oil separation degree, noise, and energy saving level of the integrated stove are important indicators for choosing an integrated stove.

At present, traditional integrated stoves generally filter grease through a single oil net when working. This method of filtering oil fume has low efficiency, and during the working process of the integrated stove, it is easy to cause oil fume to accumulate in the fan box, affecting the smoke exhaust effect. risk of fire;

In addition, the traditional integrated stove usually uses a multi-blade centrifugal fan, which has high vibration and noise during use, and the setting parameters of the traditional integrated stove are fixed during use. The set fan performance parameters are too high, and there is a phenomenon of energy waste;

The conventional solution to this problem is to increase the cleaning frequency of the oil screen and increase the simple noise reduction measures. However, although such measures have certain effects, they are troublesome to operate, not easy to disassemble, and require a lot of manual cleaning; therefore, conventional settings cannot be used. Meet people's higher demand for integrated stove work.

SUMMARY OF THE INVENTION

In order to overcome the shortcomings of low grease separation, large air intake noise and energy waste in traditional integrated stoves, the utility model provides a novel fan system for integrated stoves, which, based on heat transfer knowledge and aerodynamic principles, reduces the accumulation of grease, Intake noise and energy waste effects.

The technical scheme adopted by the utility model to solve its technical problems is:

A novel fan system for an integrated stove, comprising a fan box and an air intake body arranged in an air intake channel of the integrated stove; the fan box is located at the back of the integrated stove, and the size of the inlet of the fan box is consistent with the intake body ;

Taking the air intake direction as the positive direction, the air intake body includes a front device, an impeller, a motor, an air outlet pipe and an oil return pipe; the front device is viewed from the cross-sectional direction as an irregular polygonal structure, consisting of A, B, C, D, E and F are composed of six surfaces, A, E, and F are the working surfaces of the oil supply fume inhalation front device, and the B surface is the working surface of the inhalation front device; the front device includes the intake air Meshes and several heat exchange tubes, the air intake meshes are located on the upper and lower surfaces A, B and side surfaces E, F of the front device; the two sides C and B of the front device are fixed to the inner wall of the air intake body; The heat exchange tube is located in the spaces A and B on the upper and lower surfaces of the air intake mesh, and the two ends of the heat exchange tube are fixed on both sides C and D of the front device; the impeller is located below the front device, and one side of the impeller is fixed The motor is connected to the inner wall of the intake body, and the other side is connected to the motor; the motor is fixed on the inner wall of the intake body; the air outlet pipe is located at the end side of the intake direction of the body, and the side end of the intake body is provided with an oil return pipe.

Further, the upper and lower surfaces of the front device are specifically a rectangular thin plate, the plate surface is evenly distributed with rectangular air intake holes, and the distances between adjacent air intake holes are equal.

Still further, the heat exchange tube is composed of several long tubes, its cross section is a circular structure, its radius is R1, the two ends of the heat exchange tube are fixed on the C and D sides of the front device, the refrigerant is injected into the tube, The distances between adjacent heat exchange tubes are equal, and the centerlines of the heat exchange tubes in the front-end device are located in the same plane.

Further, the impeller is a long cylindrical shape, the impeller radius is R2, and its length is L1.

Preferably, the impeller used is a diagonal flow impeller, including a cylindrical multi-blade impeller rotor, and the oil fume enters the impeller from the blade cascade on one side of the rotor, passes through the interior of the rotor, and is discharged from the blades on the other side of the rotor. The effective air volume of the impeller is 15.8m ³ /min, the static pressure P is 60pa, the connected motor speed is 1400rpm, the connected voltage is 220/380V, and the motor parameter is 0.6A.

The air outlet pipe is located at the end side of the body in the air intake direction, and is a rectangular structure when viewed in the cross-sectional direction.

The oil return pipe is a circular hose with a radius of R3, which accumulates oil in the arc groove of the body and leads it out of the air intake body.

Preferably, the fan box is a rectangular box.

In the utility model, the oil fume intake is separated by two layers of oil nets and heat exchange pipes; the specific oil fume can be inhaled from the front device A, E, F three sides, after heat exchange with the heat exchange pipe, from the B side It is sucked out of the front device, and its C and D sides are closed surfaces, which are fastened to the inner wall of the intake body by bolts, and are separated by a double-layer filter screen and oil droplets are separated by condensation to improve the degree of grease separation.

The utility model is suitable for facilities such as row houses, conjoined villas, low-floor places and the like;

The beneficial effects of the present utility model are:

(1) Multi-mesh oil filter improves the oil separation degree; (2) The heat exchange tube is used to exchange heat with the hot oil fume to condense the oil and improve the oil separation degree; (3) The selected fan uses oblique flow (4) The air inlet surface of the selected fan is enlarged, which reduces the accumulation of grease in the fan box; (5) The device is fixed by a bolt structure, and the device is easy to disassemble and clean.

Description of drawings

FIG. 1 is an overall schematic diagram.

Figure 2 is a schematic diagram of the inlet of the integrated stove.

Figure 3 is a schematic diagram of the front device.

FIG. 4 is a schematic diagram of an intake body.

FIG. 5 is a schematic diagram inside the intake body.

6 is a cross-sectional view of the fan system.

Figure 7 is a schematic diagram of a motor and a fan.

Figure 8 Schematic diagram of the principle of air intake.

Detailed ways

The present application will be further described below in conjunction with the accompanying drawings and embodiments. It can be understood that the specific implementation cases described here are only used to explain the present utility model, rather than limit the utility model. In addition, it should be noted that, For the convenience of description, only the parts related to the present invention are shown in the drawings.

It should be noted that, in the case of no conflict, the implementation cases in this application and the features in the embodiments may be combined with each other, and the application will be described in detail below with reference to the accompanying drawings and the embodiments.

1 to 8 , a novel fan system for an integrated stove includes a fan box 1 and an air intake body 2 arranged in the intake passage of the integrated stove;

The fan box 1 is located at the back of the integrated stove, and is specifically a rectangular box body, and the specific inlet size is consistent with the intake body 2;

Taking the air intake direction as the positive direction, the air intake body 2 includes a front device 21, an impeller 22, a motor 23, an air outlet pipe 24 and an oil return pipe 25; the front device 21 is viewed from the cross-sectional direction as an irregular polygon. The structure is composed of six surfaces A, B, C, D, E and F; it specifically includes an air intake mesh hole 211 and a number of heat exchange tubes 212, and the air intake mesh hole 211 is located on the upper and lower surfaces of the front device 21. B, both sides E, F, the upper and lower surfaces are a rectangular thin plate, the plate surface is evenly distributed with rectangular air intake holes, and the distance between adjacent air intake holes is equal; the oil fume can be inhaled by the A, E, F surfaces The front device is sucked out of the front device 21 from the B side; the C and B sides of the front device 21 are tightly attached to the inner wall surface of the intake body 2 by screws; the heat exchange tube 212 is located in the intake mesh hole In the spaces A and B on the upper and lower surfaces of 211, it is specifically composed of several long tubes, its cross-section is a circular structure, and its radius is R1. There is refrigerant, the distance between adjacent heat exchange tubes 212 is equal, and the centerlines of the heat exchange tubes in the front device 21 are located in the same plane;

The impeller 22 is located below the front device 21, its specific shape is a long cylindrical shape, its impeller radius is R2, its length is L1, one side is fixed on the inner wall surface of the air inlet body 2, and the other side is connected to the motor 23; The motor 23 is fixed on the inner wall of the air intake body 2 by a bolt structure;

The air outlet duct 24 is located at the end side of the main body in the air inlet direction, and is specifically a rectangular structure when viewed in the cross-sectional direction;

The side end of the air inlet body 2 is provided with an oil return pipe 25, and the oil return pipe 25 is a circular hose with a radius of R3, which can accumulate oil in the arc groove of the main body and lead it out of the air inlet body 2;

The oil fume intake is separated by two layers of oil nets and heat exchange tubes; the specific oil fume can be inhaled from the front device 21A, E, F, and after heat exchange with the heat exchange tube 222, is sucked out from the B side The front device 21, whose two sides C and D are closed surfaces, is fastened to the inner wall surface of the intake body 2 by bolting, and is separated by a double-layer filter screen and oil droplet condensation separation to improve the degree of grease separation;

The impeller is a diagonal flow impeller, which specifically includes a cylindrical multi-blade impeller rotor. The oil fume enters the impeller from the blade cascade on one side of the rotor, passes through the interior of the rotor, and is discharged by the leaves on the other side of the rotor. The effective air volume of the impeller is 15.8m ³ /min, the static pressure P is 60pa, the connected motor speed is 1400rpm, the connected voltage is 220/380V, and the motor parameter is 0.6A;

The radius R1 of the heat exchange tube 212 is 15-20mm, the radius R2 of the impeller is 40-50mm, and the oil return pipe 26 is connected to the air intake body 2 and the oil cup, and the oil accumulated in the arc groove at the inlet of the oil return pipe can be introduced into the oil cup , the radius R3 of the oil return pipe is 7-10mm;

The utility model is suitable for facilities such as row houses, conjoined villas, low-floor places and the like;

The air intake principle of this embodiment is:

1) The oil fume is sucked into the main body of the air intake device 2;

2) The grease contained in the oil fume is separated by mesh and condensation in the front device 21 to improve the grease separation degree;

3) The oil fume flowing above the impeller 22 enters the impeller 22 from above the impeller 22, and flows out of the lower half of the impeller 22.

This example has the following benefits: (1) Multi-mesh oil filtering improves the oil separation degree (2) The heat exchange tube is used to exchange heat with the hot oil fume, which condenses the oil and improves the oil separation degree (3) Selected The fan adopts the oblique flow air intake method, which reduces the noise of the intake air. (4) The intake surface of the selected fan is enlarged, and the accumulation of grease in the fan box is reduced.

Claims (8)

1. A novel fan system for an integrated cooker is characterized by comprising a fan box and an air inlet body, wherein the fan box is arranged in an air inlet channel of the integrated cooker; the fan box is positioned at the back of the integrated stove, and the size of an inlet of the fan box is consistent with that of the air inlet body;

the air inlet body comprises a prepositive device, an impeller, a motor, an air outlet pipe and an oil return pipe by taking the air inlet direction as the positive direction; the front device is in an irregular polygonal structure observed from the cross section direction and consists of A, B, C, D, E, F surfaces, wherein the A, E and F surfaces are working surfaces for sucking oil supply smoke into the front device, and the B surface is a working surface for sucking the oil supply smoke out of the front device; the front device comprises an air inlet mesh and a plurality of heat exchange tubes, and the air inlet mesh is positioned on the upper surface A, B, the lower surface A, B and the two side surfaces E, F of the front device; the two surfaces C and B of the front device are fixed with the inner wall surface of the air inlet body; the heat exchange tube is positioned in the space of the upper surface A, B and the lower surface A, B of the air inlet mesh, and two ends of the heat exchange tube are fixed on the two surfaces C and D of the front device; the impeller is positioned below the front device, one side of the impeller is fixed on the inner wall surface of the air inlet body, and the other side of the impeller is connected with the motor; the motor is fixed on the inner wall surface of the air inlet body; the air outlet pipe is positioned at the tail side of the air inlet direction of the air inlet body, and an oil return pipe is arranged at the side end of the air inlet body.

2. The novel fan system for the integrated cooker as claimed in claim 1, wherein the upper and lower surfaces of the front device are rectangular thin plates, rectangular air inlets are uniformly distributed on the surfaces of the thin plates, and the distances between adjacent air inlets are equal.

3. The novel fan system for the integrated cooker as claimed in claim 1 or 2, wherein the heat exchange tube is composed of a plurality of long tubes, the cross section of the heat exchange tube is a circular structure, the radius of the heat exchange tube is R1, the two ends of the heat exchange tube are fixed on the two sides C and D of the front device, refrigerant is injected into the tubes, the distance between adjacent heat exchange tubes is equal, and the center lines of the heat exchange tubes in the front device are located in the same plane.

4. The novel integrated cooktop fan system of claim 1 or 2, wherein the impeller is of an elongated cylindrical shape with an impeller radius of R2 and a length of L1.

5. The integrated new fan system for cooking stove as claimed in claim 4, wherein the impeller is a diagonal impeller comprising a cylindrical multi-blade impeller rotor, the oil fume enters the impeller from the blade grid of one side of the rotor, passes through the inside of the rotor and is discharged from the blade grid of the other side of the rotor, and the effective air volume of the impeller is 15.8m³The static pressure P is 60pa, the rotating speed of the connected motor is 1400rpm, the connected voltage is 220/380V, and the motor parameter is 0.6A.

6. The novel fan system for the integrated cooker as claimed in claim 1 or 2, wherein the air outlet pipe is located at the end of the air inlet direction of the main body, and has a rectangular structure as viewed in the cross section direction.

7. The novel fan system for the integrated cooker as claimed in claim 1 or 2, wherein the oil return pipe is a circular hose with a radius of R3, and the oil accumulated in the arc-shaped groove of the body is guided out of the air inlet body.

8. The novel integrated kitchen fan system according to claim 1 or 2, characterized in that said fan box is a rectangular box.

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