CN2828608Y

CN2828608Y - Kitchen ventilator

Info

Publication number: CN2828608Y
Application number: CN 200520062678
Authority: CN
Inventors: 麦广海
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-08-06
Filing date: 2005-08-06
Publication date: 2006-10-18
Anticipated expiration: 2015-08-06

Abstract

The utility model relates to an environmental protection type fume extractor which has the advantages of simple structure and low cost and can efficiently dissociate the oil fume. The utility model comprises a machine case, an air draft passage, an exhaust air passage, a draught fan and a switch. The utility model is characterized in that the draught fan is positioned between the air draft passage and the exhaust air passage, and the air draft passage and the exhaust air passage form a smoke channel. A plurality of heat pipes are arranged in the machine case and the evaporation segments of the heat pipes array a cooling grid along the cross section of the smoke passage. A cooling water tank is arranged in the machine case, and the condensing segments of the heat pipes are positioned in the cooling water tank. A water tank fixed in the machine case, a water pump, water supply pipes, the cooling water tank and a water return pipe form a water recycling loop.

Description

Smoke exhaust ventilator

Technical field

The utility model relates to a kind of smoke exhaust ventilator, particularly a kind of smoke exhaust ventilator with oil separation function.

Background technology

General smoke exhaust ventilator comprises exhaust fume collecting hood, air-suction channel, air exhaust passage, switch and blower fan, and wherein blower fan is installed between air-suction channel and the air exhaust passage, sucks through air exhaust passage discharge outdoor through air intake passage the oil smoke mist when blower fan starts again.Existing this smoke exhaust ventilator is directly discharged the oil smoke mist outdoor, and environment is caused great pollution.In the Chinese patent ZL0026044.2 that June 20 calendar year 2001, disclosed notification number was CN2435669Y, a kind of " novel kitchen ventilator " disclosed, it comprises housing, sucking-exhausting device, cleaning processing chamber and low pressure exhaust door, sucking-exhausting device comprises mozzle, be located at suction blower fan and recovery tube in the mozzle, cleaning processing chamber comprises that the bottom is provided with the water tank in infiltration hole, water inlet pipe that is communicated with water tank and outlet pipe, be located at the screen pack of water tank below, during use, water tank is sprayed water on screen pack, the suction that sucking-exhausting device produces sucks oil smoke, be cooled to water when making oil smoke flow through screen pack with after water contacts, elaioleucite is mixed in the water, thereby plays the effect of purification; The shortcoming of this patent is that the water in oil after condensing and the water tank mixes, and sprays to screen pack repeatedly, and time one long oil dirt will be bonded at and influence its filter effect on the screen pack, and greasy dirt can corrode screen pack, its life-span is reduced greatly.

Summary of the invention

The purpose of this utility model is the problem of environment pollution caused that exists in the existing smoke exhaust ventilator in order to solve, and provide a kind of simple in structure, cost is low, the life-span is long, can effectively separate the environmental-friendly kitchen ventilator of oil smoke.

Technical scheme:

First technical scheme that realizes the utility model purpose is: a kind of smoke exhaust ventilator, comprise cabinet, air-suction channel, air exhaust passage, blower fan and switch, it is characterized in that blower fan is between air-suction channel and air exhaust passage, air-suction channel and air exhaust passage constitute flue, be provided with some heat pipes in the cabinet, the evaporator section of each heat pipe is arranged in the cooling grid along the flue cross section, bosh also is set in the cabinet, the condensation segment of each heat pipe is positioned at bosh, and the water tank, water pump, feed pipe, bosh, the return pipe that are fixed in the cabinet constitute water-flow circuit.Its oil smoke separation process is as follows: when the oil smoke mixture of high temperature with after the evaporator section of the heat pipe of low temperature contacts, oil smoke is condensated into fluid and sticks to the heat pipe surface, after becoming to drip, the fluid that adheres to drips downwards along the heat pipe surface, fall at last in oil guide groove and the catchment cup, and the water in the water tank is used to absorb the heat on the heat pipe.

Described smoke exhaust ventilator is characterized in that vertical placement of described each heat pipe or oblique placement, so that fluid falls into oil guide groove.Generally speaking, the condensation segment of heat pipe is descending at last, evaporator section.

Described smoke exhaust ventilator is characterized in that described cooling grid is a two or more rows, and every row cools off grid and arrange before and after the air intake direction, staggers mutually in the air port of adjacent cooling grid.Oil smoke its objective is that the gas that makes the flue of flowing through contacts with the evaporator section of heat pipe as far as possible, so that can fully be separated.

Described smoke exhaust ventilator is characterized in that being provided with in the described cabinet electric refrigeration system, and the cold scattering parts of this electric refrigeration system are positioned at described water tank.The cold scattering parts cool off the water in the water tank, so that smoke exhaust ventilator can use (as using) for a long time in large-scale dining room.

Described smoke exhaust ventilator is characterized in that described electric refrigeration system comprises electron cooling element, cold radiation plate and heat sink, and cold radiation plate is described cold scattering parts.

Described smoke exhaust ventilator is characterized in that described electric refrigeration system comprises that compressor, evaporimeter and condenser constitute, and evaporimeter is described cold scattering parts.Heat pump type refrigerating system, its benefit are that refrigerating speed is fast, efficiency is high, but volume is big, cost is high.

Described smoke exhaust ventilator is characterized in that described cooling grid is positioned at the inboard of cabinet air inlet.Its benefit is that oil smoke is separated in air-suction channel, and oil smoke can not pollute the fan blade of blower fan.

Second technical scheme that realizes the utility model purpose is: a kind of smoke exhaust ventilator, comprise cabinet, air-suction channel, air exhaust passage, blower fan and switch, it is characterized in that blower fan is between air-suction channel and air exhaust passage, air-suction channel and air exhaust passage constitute flue, be provided with some heat pipes in the cabinet, the evaporator section of each heat pipe is arranged in the cooling grid along the flue cross section, and the electric refrigeration system also is set in the cabinet, and the condensation segment of each heat pipe contacts with cold scattering parts in the electric refrigeration system.

Described smoke exhaust ventilator is characterized in that described each heat pipe is placed vertically to put or oblique placement.

Described smoke exhaust ventilator is characterized in that described cooling grid is a two or more rows, and every row cools off grid and arrange before and after the air intake direction, staggers mutually in the air port of adjacent cooling grid.

Described smoke exhaust ventilator is characterized in that described cooling grid is positioned at the inboard of cabinet air inlet.

Described smoke exhaust ventilator is characterized in that described electric refrigeration system is semiconductor electronic refrigeration system or heat pump type refrigerating system.Wherein the semiconductor electronic refrigeration system comprises electron cooling element, cold radiation plate and heat sink, and cold radiation plate is described cold scattering parts; And the heat pump type refrigerating system comprises that compressor, evaporimeter and condenser constitute, and evaporimeter is described cold scattering parts; Heat pump type refrigerating system, its benefit are that refrigerating speed is fast, but volume is big, cost is high.

Beneficial effect:

Owing to adopted technical scheme described in the utility model, be arranged on the evaporator section of the heat pipe in the flue of smoke exhaust ventilator, directly the oil smoke cooling is condensed into oil droplet, and the heat on the evaporator section can be transmitted to condensation segment fast and carry out heat exchange with the cold scattering parts of bosh or electric refrigeration system, the temperature rise that guarantees heat pipe evaporator section can be too not high, isolated by filtration is effective, and the oil droplet after condensing can drip from heat pipe and flows directly in the catchment cup, neither can mix and also can not pollute heat pipe and influence its service life with the water in the water tank, the outdoor mist of oil of discharge is reduced greatly, reduced the pollution to environment, it is simple in structure, cost is low.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is the structural representation of an embodiment of the smoke exhaust ventilator in first technical scheme described in the utility model.

Fig. 2 is the structural representation of an embodiment of the smoke exhaust ventilator in second technical scheme described in the utility model.

Fig. 3 be among Fig. 1 when the C direction is observed the relative position partial enlarged drawing of each heat pipe.

The specific embodiment:

Embodiment one, it is first technical scheme, see shown in Figure 1, described smoke exhaust ventilator, comprise cabinet 1 and blower fan 2 etc., wherein the air inlet 101 of cabinet 1 is that air-suction channel, blower fan 2 interior fan blades are air exhaust passage to the passage between the discharge pipe 201 to the passage between the blower fan, and the inboard fixed order that is positioned at cabinet air inlet 101 has five rows to arrange the cooling grid that forms by heat pipe 3, and each heat pipe 3 tilts from top to bottom along the air intake of flue; The direction of arrow shown in Figure 3 is the approach axis of oil smoke, and corresponding heat pipe staggers mutually and enters the chance that contacts with each heat pipe in the process to increase oil smoke between the adjacent cooling grid; Return Fig. 1, bosh 6 also is set in the cabinet 1, the condensation segment of each heat pipe 3 is positioned at bosh 6, and water tank 4, water pump 42, feed pipe 43, bosh 6, return pipe 44 constitute water-flow circuit; Being provided with the electric refrigeration system in the cabinet 1---refrigerating plant 41, the cold scattering parts of refrigerating plant 41 are positioned at water tank 4.In the use, blower fan 2 sucks oil smoke through the air inlet 101 of cabinet 1, oil smoke be condensated into after the evaporator section of each heat pipe 3 contacts fluid attached to heat pipe surperficial and along the heat pipe surface to dirty in the oil guide groove that splashes into cabinet, enter catchment cup 5 at last; Refrigerating plant 41 freezes therebetween, make the water cooling in the water tank 4, water pump 42 flows into bosh 6 with the water in the water tank 4 through feed pipe 43, heat on the condensation segment of the cold water absorption heat pipe 3 in bosh 6 is after return pipe 44 is back to water tank 4, circulate with this, make the temperature rise of the evaporator section of heat pipe 3 can be too not high, thereby guarantee that evaporator section is to the cooling condensation efficiency of oil smoke on the heat pipe 3.

Embodiment two, belong to second technical scheme, see shown in Figure 2, described smoke exhaust ventilator, comprise cabinet 91 and blower fan 92 etc., the quantity of the heat pipe 93 in its cabinet 91 and position are identical with embodiment's one, and the condensation segment that is each heat pipe 93 is imbedded in the cold radiation plate 97, and cold radiation plate 97 constitutes semiconductor electronic electric refrigeration system with electron cooling sheet 98 and fin 99, fan 8, and cold radiation plate 97 is the cold scattering parts.During use, semiconductor electronic electric power refrigerating system directly cools off the condensation segment of heat pipe 93 and takes away the heat of heat pipe.

Heat pipe described in the utility model was a prior art, disclosed the structure and the principle of a kind of " heat pipe " among the disclosed Chinese patent bulletin CN87103423A as on November 18th, 1987.

Claims

1, a kind of smoke exhaust ventilator, comprise cabinet, air-suction channel, air exhaust passage, blower fan and switch, it is characterized in that blower fan is between air-suction channel and air exhaust passage, air-suction channel and air exhaust passage constitute flue, be provided with some heat pipes in the cabinet, the evaporator section of each heat pipe is arranged in the cooling grid along the flue cross section, bosh also is set in the cabinet, the condensation segment of each heat pipe is positioned at bosh, and the water tank, water pump, feed pipe, bosh, the return pipe that are fixed in the cabinet constitute water-flow circuit.

2,, it is characterized in that described cooling grid is positioned at the inboard of cabinet air inlet according to the described smoke exhaust ventilator of claim 1.

3,, it is characterized in that vertical placement of described each heat pipe or oblique placement according to the described smoke exhaust ventilator of claim 1.

4, according to the described smoke exhaust ventilator of claim 1, it is characterized in that described cooling grid is a two or more rows, and every row cools off grid and arranges before and after the air intake direction, stagger mutually in the air port of adjacent cooling grid.

5, according to claim 1 or 2 or 3 or 4 described smoke exhaust ventilators, it is characterized in that being provided with in the described cabinet electric refrigeration system, the cold scattering parts of this electric refrigeration system are positioned at described water tank.

6, a kind of smoke exhaust ventilator, comprise cabinet, air-suction channel, air exhaust passage, blower fan and switch, it is characterized in that blower fan is between air-suction channel and air exhaust passage, air-suction channel and air exhaust passage constitute flue, be provided with some heat pipes in the cabinet, the evaporator section of each heat pipe is arranged in the cooling grid along the flue cross section, and the electric refrigeration system also is set in the cabinet, and the condensation segment of each heat pipe contacts with cold scattering parts in the electric refrigeration system.

7,, it is characterized in that described cooling grid is positioned at the inboard of cabinet air inlet according to the described smoke exhaust ventilator of claim 6.

8,, it is characterized in that described each heat pipe is placed vertically to put or oblique placement according to the described smoke exhaust ventilator of claim 6.

9, according to the described smoke exhaust ventilator of claim 6, it is characterized in that described cooling grid is a two or more rows, and every row cools off grid and arranges before and after the air intake direction, stagger mutually in the air port of adjacent cooling grid.

10,, it is characterized in that described electric refrigeration system is semiconductor electronic refrigeration system or heat pump type refrigerating system according to claim 6 or 7 or 8 or 9 described smoke exhaust ventilators.