CN213777835U - Smoke exhaust pipe and range hood with same - Google Patents

Abstract

The utility model provides a smoke exhaust pipe and install range hood of this smoke exhaust pipe, should discharge fume the pipe and include the tee bend, and three port distribution of tee bend is connected with first branch pipe, second branch pipe and third branch pipe, and first interface is installed to the entry end of first branch pipe, and the second interface is installed to the entry end of second branch pipe, has the ability at tee bend internally mounted and makes a round trip to rotate the valve block between first port and second port. A first heat exchanger is installed in a smoke exhaust channel of the range hood, a second heat exchanger is installed in an air outlet channel, an air outlet of the air outlet channel is in fluid communication with the interior of a kitchen room, a first air outlet cover is installed at a first outlet of the smoke exhaust channel, and a second air outlet cover is installed at a second outlet of the smoke exhaust channel. The smoke exhaust pipe adopts a three-way structure and is provided with the rotating valve plate, the structure is novel, the installation is convenient, the range hood is integrated with the function of an air conditioner, and under different working modes of the range hood, the smoke can be exhausted into the smoke exhaust pipe through the corresponding channel by opening the corresponding air outlet cover and controlling the rotating position of the rotating valve plate.

Description

Smoke exhaust pipe and range hood with same

Technical Field

The utility model relates to a range hood especially relates to a smoke exhaust pipe and install range hood of this smoke exhaust pipe.

Background

In order to smoothly discharge the oil smoke, an air outlet cover is generally installed at the top of a casing of the range hood, a smoke exhaust pipe is externally connected to the air outlet cover, and when the range hood works, the oil smoke sucked into the range hood is discharged into the smoke exhaust pipe through the air outlet cover and then discharged into a common flue or outside a discharge room. The existing range hood generally only has one smoke exhaust port, correspondingly, only has one air outlet cover, and the smoke exhaust pipe has one smoke inlet and one smoke exhaust port. For the range hood with two exhaust ports, if each exhaust port is independently provided with an exhaust pipe, the cost is increased, the installation is more complicated, and the space is occupied. In summary, it is necessary to design a smoke exhaust pipe capable of being installed on two smoke exhaust ports.

In addition, in order to improve cooking experience, people invent various kitchen air conditioners, and cool kitchen air in summer and provide warm air for a kitchen in winter so as to improve cooking comfort. Because the kitchen space is limited, the volume of the kitchen air conditioner can not be too large, therefore, the heat dissipation of the kitchen air conditioner has a great problem, and if the heat dissipation can not be carried out in time in the use process of the kitchen air conditioner, the energy efficiency of the air conditioner can be greatly reduced. However, the existing kitchen air conditioner and the range hood work independently, the two can not be linked, and the heat generated by the kitchen air conditioner can not be discharged to the outside through the fan of the range hood, so that how to discharge the heat generated by the kitchen air conditioner through the range hood becomes a problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the first technical problem that to above-mentioned prior art current situation, provide a novel structure, simple to operate's pipe of discharging fume.

The utility model aims to solve the second technical problem to provide an integrated range hood that has air conditioning function, heat transfer effect are good to above-mentioned prior art current situation.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: a smoke exhaust pipe is characterized in that: the tee joint comprises a tee joint body, a first port of the tee joint body is connected with a first branch pipe, a second port of the tee joint body is connected with a second branch pipe, a third port of the tee joint body is connected with a third branch pipe, a first interface is installed at the inlet end of the first branch pipe, a second interface is installed at the inlet end of the second branch pipe, and a rotating valve plate capable of rotating back and forth between the first port and the second port is installed inside the tee joint body.

The rotary valve plate can be driven to rotate in various ways, and a motor for driving the rotary valve plate to rotate back and forth is preferably arranged on the tee joint.

Further preferably, the inlet end of the first branch pipe and the inlet end of the second branch pipe are oriented in the same direction.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: the utility model provides a range hood, includes the casing, establish the smoke exhaust channel and the air-out passageway of mutual isolation in the casing, install first heat exchanger in the smoke exhaust channel, install the second heat exchanger in the air-out passageway, the air outlet and the indoor phase fluid intercommunication in kitchen of air-out passageway still install the compressor in the casing, compressor, first heat exchanger and second heat exchanger are linked together through the refrigerant pipeline, the smoke exhaust channel is including first export and second export, first air-out cover is installed in the first export, the second air-out cover is installed in the second export, first interface connection is on first air-out cover, second interface connection is on second air-out cover.

In order to avoid backward flow of oil smoke, a first check valve plate is installed in the first air outlet cover, and a second check valve plate is installed in the second air outlet cover.

In order to realize the sealing connection between the smoke exhaust pipe and the air outlet cover, the first interface and the first air outlet cover and the second interface and the second air outlet cover are connected in a sealing way through sealing rings.

As a sealing connection mode, the sealing ring is sleeved on the peripheral walls of the first connector and the second connector.

As another kind of sealing connection mode, the sealing washer is located the below of first interface and second interface, the sealing washer is compressed tightly between first interface and the first play fan housing and between second interface and the second play fan housing.

There can be multiple connected mode between the interface of tub of discharging fume and the play fan housing, preferably, be equipped with the card foot on the periphery wall of first interface and second interface, be equipped with the draw-in groove on the internal perisporium of first play fan housing and second play fan housing, card foot card is gone into in the draw-in groove that corresponds

In order to avoid the first heat exchanger from being polluted by the oil smoke, an oil smoke purification device is installed in the smoke exhaust channel, and the oil smoke purification device is arranged at the upstream of the first heat exchanger along the flowing direction of the oil smoke.

Further preferably, a smoke exhaust fan is installed in the casing, and the smoke exhaust channel is arranged at the downstream of the smoke exhaust fan along the flow direction of the smoke.

In order to enable the air outlet channel to smoothly discharge air, an air outlet fan is installed in the air outlet channel.

Preferably, the first heat exchanger is a condenser and the second heat exchanger is an evaporator. Therefore, the air outlet channel blows out cold air, so that the temperature in the kitchen is reduced, and the cooking effect is improved.

In order to smoothly discharge the condensed water generated by the evaporator, a water pan for collecting the condensed water generated by the second heat exchanger is further arranged in the casing, a drain pipe is arranged between the water pan and the tee joint, and the water collected in the water pan can be discharged into the tee joint through the drain pipe.

Compared with the prior art, the utility model has the advantages of: this pipe of discharging fume adopts the tee bend structure, wherein a port of tee bend is connected with first branch pipe, the second branch pipe is installed to another port of tee bend, it is first, the second branch pipe all is connected with the interface, at tee bend internally mounted have can make a round trip pivoted rotation valve block between first port and second port, this pipe of discharging fume novel structure, high durability and convenient installation, this range hood integration has the function of air conditioner, and have two and discharge fume pipe matched with play fan housing, under range hood's different mode of operation, through opening corresponding play fan housing and the rotational position of control rotation valve block, can make the oil smoke discharge fume pass through corresponding passageway and discharge fume pipe, in addition, when range hood and air conditioner all start, the heat or the cold volume of first heat exchanger can be taken away to the oil smoke, and then improve the air conditioner efficiency.

Drawings

FIG. 1 is a schematic view of a smoke exhaust pipe according to an embodiment of the present invention;

FIG. 2 is a schematic view of a smoke exhaust pipe installation structure according to an embodiment of the present invention;

FIG. 3 is an exploded perspective view of FIG. 2;

FIG. 4 is a cross-sectional view of the structure of FIG. 2;

FIG. 5 is a schematic view of another installation structure of the smoke exhaust pipe according to the embodiment of the present invention;

fig. 6 is a schematic structural view of a range hood according to an embodiment of the present invention;

fig. 7 is a schematic diagram of an air conditioning assembly according to an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 and fig. 2, the smoke exhaust pipe 1 of the present embodiment includes a tee joint 10, a first port of the tee joint 10 is connected with a first branch pipe 11, a second port of the tee joint 10 is connected with a second branch pipe 12, a third port of the tee joint 10 is connected with a third branch pipe 13, a first interface 14 is installed at an inlet end of the first branch pipe 11, a second interface 15 is installed at an inlet end of the second branch pipe 12, the first branch pipe 11 and the third branch pipe 13 are straight pipes, the second branch pipe 12 is a bent pipe, and the inlet end of the first branch pipe 11 and the inlet end of the second branch pipe 12 face the same direction. A rotating valve plate 16 is installed inside the tee joint 10, a motor 17 is installed on the tee joint 10, and the rotating valve plate 16 rotates back and forth between the first port and the second port under the driving of the motor 17, so that the first port or the second port is opened.

As shown in fig. 3 and 4, the smoke exhaust pipe 1 is installed on the air outlet hood. Specifically, go out the fan casing and include first play fan casing 271 and second play fan casing 272, all through sealing washer 29 sealing connection between first interface 14 and the first play fan casing 271 and between second interface 15 and the second play fan casing 272, wherein, sealing washer 29 is located the below of first interface 14 and second interface 15, and sealing washer 29 is compressed tightly between first interface 14 and first play fan casing 271 and between second interface 15 and second play fan casing 272.

As shown in fig. 5, the sealing rings 29 are sleeved on the outer peripheral walls of the first connector 14 and the second connector 15, and the sealing rings 29 are pressed by the inner peripheral walls of the corresponding wind outlet housings.

In addition, the outer peripheral walls of the first connector 14 and the second connector 15 are provided with clamping feet 18 at intervals along the circumferential direction, and the inner peripheral walls of the first air outlet cover 271 and the second air outlet cover 272 are provided with clamping grooves 273 at intervals along the circumferential direction. When the smoke exhaust pipe 1 is installed, the clamping pins 18 are clamped into the corresponding clamping grooves 273, so that the installation is very convenient.

A first check valve plate 281 is installed in the first air outlet cover 271, and a second check valve plate 282 is installed in the second air outlet cover 272. Under the control of a control mechanism (not shown), the first check valve plate 281 and the second check valve plate 282 are alternatively opened, so that the oil smoke is discharged through the first air-out housing 271 or through the second air-out housing 272.

As shown in fig. 6 and 7, the range hood of the present embodiment integrates a smoke absorbing function and an air conditioning function, and specifically includes a casing 20, a smoke exhaust channel 21 and an air outlet channel 22 that are isolated from each other are disposed in the casing 20, a first heat exchanger 23 and a smoke purifying device 210 are disposed in the smoke exhaust channel 21, and along a flow direction of smoke, the smoke purifying device 210 is disposed at an upstream of the first heat exchanger 23 to prevent the smoke from polluting the first heat exchanger 23. The second heat exchanger 24 is installed in the air outlet channel 22, the compressor 25 is also installed in the casing 20, the compressor 25, the first heat exchanger 23 and the second heat exchanger 24 are communicated through a refrigerant pipeline 26, and a throttling component 27 is installed on the refrigerant pipeline 26 between the first heat exchanger 23 and the second heat exchanger 24.

A fume suction fan 211 is installed at a lower portion of the cabinet 20, and a fume discharge passage 21 is provided downstream of the fume suction fan 211 in a fume flowing direction. The smoke exhaust channel 21 specifically includes a first outlet 21a and a second outlet 21b, the first outlet 21a is provided with a first air-out cover 271, and the second outlet 21b is provided with a second air-out cover 272.

The air outlet channel 22 of this embodiment is located at the right side portion of the casing 20, and the air outlet fan 212 is installed in the air outlet channel 22. An air outlet of the air outlet channel 22 is in fluid communication with the interior of the kitchen, the air outlet channel 22 can adopt an internal circulation mode or an external circulation mode, indoor air enters the air outlet channel 22 in the internal circulation mode, and fresh air outside the kitchen enters the air outlet channel 22 in the external circulation mode.

The first heat exchanger 23 of this embodiment is the condenser, and the second heat exchanger 24 is the evaporimeter, and the system during operation, and the air outlet of air-out passageway 22 blows out cold wind to in the kitchen, for the indoor air cooling in kitchen. In order to discharge condensed water generated by the second heat exchanger 24 when the air conditioner is in operation, a water pan 213 is further disposed in the casing 20, a drain pipe 214 is disposed between the water pan 213 and the tee joint 10, water collected in the water pan 213 can be discharged into the tee joint 10 through the drain pipe 214, specifically, power can be provided by a water pump (not shown), an atomization device (not shown) can be mounted at an outlet of the drain pipe 214, and the structures of the water pump, the atomization device and the like are conventional designs and will not be described again.

In the range hood only start mode, the first check valve plate 281 is opened, the second check valve plate 282 is closed, the rotary valve plate 16 rotates to the vertical position, at this time, the oil smoke is discharged into the first air outlet cover 271 through the first outlet 21a of the smoke discharge channel 21, then enters the tee joint 10 through the first branch pipe 11, and finally is discharged out of the room or into a common flue through the third branch pipe 13. Meanwhile, the oil smoke is prevented from flowing backward into the smoke evacuation channel 21 through the second branch pipe 12 of the three-way joint 10 and the second air outlet housing 272.

In both the range hood and the air conditioner, the first check valve plate 281 is closed, the second check valve plate 282 is opened, the rotary valve plate 16 is rotated to the horizontal position, at this time, the oil smoke is discharged into the second air outlet housing 272 through the second outlet 21b of the smoke discharge channel 21, then enters the tee joint through the first branch pipe 11, and finally is discharged out of the room or into a common flue through the third branch pipe 13. Meanwhile, the oil smoke is prevented from flowing backwards into the smoke exhaust channel 21 through the first branch pipe 11 and the first air outlet cover 271 of the tee joint 10.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter collectively referred to as a first portion and a second portion), i.e., a fluid (gas, liquid or a mixture of both) can flow along a flow path from the first portion or/and be transported to the second portion, and may be directly communicated between the first portion and the second portion, or indirectly communicated between the first portion and the second portion via at least one third member, which may be a fluid passage such as a pipe, a channel, a duct, a flow guide, a hole, a groove, or a chamber allowing the fluid to flow therethrough, or a combination thereof.

Claims (14)

1. A smoke exhaust pipe (1) characterized in that: including tee bend (10), the first port of tee bend (10) is connected with first branch pipe (11) the second port of tee bend (10) is connected with second branch pipe (12), the third port of tee bend (10) is connected with third branch pipe (13), first interface (14) are installed to the entry end of first branch pipe (11), second interface (15) are installed to the entry end of second branch pipe (12) tee bend (10) internally mounted has can make a round trip pivoted rotation valve block (16) between first port and second port.

2. The smoke exhaust duct according to claim 1, wherein: and a motor (17) for driving the rotary valve plate (16) to rotate back and forth is arranged on the tee joint (10).

3. The smoke exhaust duct according to claim 2, wherein: the inlet end of the first branch pipe (11) and the inlet end of the second branch pipe (12) are in the same direction.

4. A range hood equipped with the smoke exhaust pipe of claim 3, comprising a housing (20), characterized in that: a smoke exhaust channel (21) and an air outlet channel (22) which are mutually isolated are arranged in the casing (20), a first heat exchanger (23) is arranged in the smoke exhaust channel (21), a second heat exchanger (24) is arranged in the air outlet channel (22), an air outlet of the air outlet channel (22) is in fluid communication with the interior of the kitchen room, a compressor (25) is also installed in the shell (20), the compressor (25), the first heat exchanger (23) and the second heat exchanger (24) are communicated through a refrigerant pipeline (26), the smoke evacuation channel (21) comprises a first outlet (21a) and a second outlet (21b), a first air outlet cover (271) is arranged at the first outlet (21a), a second air outlet cover (272) is arranged at the second outlet (21b), the first interface (14) is connected to the first air outlet cover (271), and the second interface (15) is connected to the second air outlet cover (272).

5. The range hood of claim 4, wherein: a first check valve plate (281) is installed in the first air outlet cover (271), and a second check valve plate (282) is installed in the second air outlet cover (272).

6. The range hood of claim 4, wherein: and the first interface (14) and the first air outlet cover (271) and the second interface (15) and the second air outlet cover (272) are hermetically connected through sealing rings (29).

7. The range hood of claim 6, wherein: and the sealing ring (29) is sleeved on the peripheral walls of the first connector (14) and the second connector (15).

8. The range hood of claim 6, wherein: the sealing ring (29) is arranged below the first interface (14) and the second interface (15), and the sealing ring (29) is pressed between the first interface (14) and the first air outlet cover (271) and between the second interface (15) and the second air outlet cover (272).

9. The range hood of claim 4, wherein: be equipped with card foot (18) on the periphery wall of first interface (14) and second interface (15), be equipped with draw-in groove (273) on the internal perisporium of first play fan housing (271) and second play fan housing (272), card foot (18) card is gone into in corresponding draw-in groove (273).

10. The range hood of claim 4, wherein: a lampblack purification device (210) is installed in the smoke exhaust channel (21), and the lampblack purification device (210) is arranged on the upstream of the first heat exchanger (23) along the flowing direction of lampblack.

11. The range hood of claim 4, wherein: an oil fume suction fan (211) is arranged in the shell (20), and the smoke exhaust channel (21) is arranged at the downstream of the oil fume suction fan (211) along the flowing direction of oil fume.

12. The range hood of claim 4, wherein: an air outlet fan (212) is installed in the air outlet channel (22).

13. The range hood of claim 4, wherein: the first heat exchanger (23) is a condenser, and the second heat exchanger (24) is an evaporator.

14. The range hood of claim 13, wherein: a water pan (213) used for collecting condensed water generated by the second heat exchanger (24) is further arranged in the machine shell (20), a drain pipe (214) is arranged between the water pan (213) and the tee joint (10), and water collected in the water pan (213) can be drained into the tee joint (10) through the drain pipe (214).

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