CN205332301U - Eddy current type oil smoke purification structure - Google Patents

Abstract

The utility model belongs to the technical field of oil fume purification, part an eddy current type oil smoke purification structure and has purified the all -in -one based on the oil smoke pump drainage of this structure, oil smoke purification structure, including down flue of anterior segment and back end updraught flue, the down flue lower extreme of anterior segment is connected with back end updraught flue lower extreme, and semi -closure vortex chamber is established with the below of rear end updraught flue lower extreme junction to the down flue lower extreme of anterior segment, and the oil trap is established to vortex chamber lower part. The clean structure make full use of of oil smoke vortex principle, oil -gas separation is efficient, structural design is ingenious, the compactedness is strong, occupation space is few, the oil smoke pump drainage that adopts this purification structure purifies the all -in -one and can have littleer volume, requires lowly to installation space, fits the wide range, is particularly useful for the front end and purifies, is suitable for the indoor location.

Description

A kind of eddy current type fume purifying structure

Technical field

This utility model belongs to cooking fume purification handling technical field, relates to the technology that the oil smoke produced in gastronomical process in kitchen carries out purified treatment, has specifically separated a kind of fume purifying structure based on vortex principle。

Background technology

Existing fume purifier of fume is point a variety of from purification style, main flow include strainer filtering formula, showering, electrostatic adsorption type, photodissociation formula etc.。The purification style come not yet is promoted, as base non-thermal plasma trap, biological decomposition technology carry out the mode etc. of fume purifying in addition with some minorities。

The shortcoming of strainer filtering formula is that filter screen is short for service life, it is necessary to changes, not only makes troubles to user, and the filter screen constantly changed causes that customer using cost increases。The equipment adopting showering cleaning principle is most commonly that hydro-vent, is a kind of application on fume purifying of the wet dedusting technology, and disadvantage is that the water for purifying oil fume needs to process。Electrostatic typically via electrostatic screen absorption oil smoke, its shortcoming is, after electrostatic screen is covered by greasy dirt, to reduce the intensity of electrostatic field so that it is fume purifying function decays rapidly。It need to be carried out routine cleaning for maintaining its purification function。If not being carried out, after long-time, also result in blocking。Photodissociation formula is by ultraviolet light, oil smoke molecule to be decomposed, and then reaches the purpose purified, and it is good that the method de-tastes effectiveness comparison, but ability of deoiling is relatively weak。How immature other technology being not yet promoted is or is not suitable for because of some shortcoming promoting。

Dividing from the installation site of fume purifier of fume, cooking fume control equipment then can be divided into outdoor mounted and integrated two kinds of indoor。

Indoor integrated fume purifier of fume is easy for installation, and installation cost is low, is suitable to promote。And employing front end purification, it is possible to it is prevented effectively from outer discharge pipe and accumulates greasy dirt, reduce the disaster hidden-trouble in pipeline。Become the first-selection of current people's cooking fume control equipment research and development。

Owing in oil smoke, the composition of oil is to exist with the form of the little oil droplet of liquid, rather than gaseous state oil molecule。Therefore, fume purifying process, it is the process that separates with air of a kind of oil, belongs to the one of gas-liquid separation。Even if being not difficult it is well established that be not provided with special fume purifier of fume, if rational oil smoke channel design can be designed, oil smoke is made to have more chance natural condensation and attachment in flue from the teeth outwards, it is also possible to reach the purpose of fume purifying。

The mode adopting oil gas natural separation carries out fume purifying, and is designed to the equipment of indoor location again, and its difficult point faced is: how to use less contact surface and less space to reach higher purification efficiency。Have in the industry and propose a kind of design being connected large cavity by little cavity, make flue gas after entering large cavity from little cavity, produce negative pressure and settlement action, and then reach to improve the fume purifying method of the purpose of oil gas natural separation efficiency。This method is not by special purifier, it is possible to avoids the blocking of common several purification method, function decay, use the shortcomings such as trouble, use cost are high。But its shortcoming is, need the large cavity that design is sufficiently large, this overall volume that reduction oil smoke is staticized equipment is still an obstacle, and its clean-up effect is decided by the size of large and small cavity and the smart design of size relationship, will reach significantly high purification efficiency difficulty very big。

Summary of the invention

The purpose of this utility model is in that, is respectively arranged with deficiency for existing fume purifier of fume, it is proposed to a kind of fume purifying structure based on vortex principle, the design by vortex cavity of this treatment facilities, improves oil gas natural separation efficiency, reaches fume purifying purpose。Without arranging additional purification device, it is absent from blocking, function decay, uses the shortcomings such as trouble, use cost are high, nor according to being disinclined to very big space。

Based on above-mentioned purpose, the utility model proposes: a kind of eddy current type fume purifying structure, it is characterized in that, including leading portion down pass and back segment updraught flue, described leading portion down pass lower end is connected with back segment updraught flue lower end, the lower section of leading portion down pass lower end and junction, updraught flue lower end, rear end sets semi-closed vortex cavity, and vortex cavity bottom sets oil trap。

In this utility model, described vortex cavity is the semi-enclosed cavity of a upper opening, and top connects with flue。It it is just the wide-angle corner of flue above vortex cavity。

Oil smoke quickly flows to corner from leading portion down pass and occurs wide-angle to turn, partial fume pours vortex cavity due to inertia, rotate in vortex cavity and form eddy current, in rotary course, it is in based on inertia when the oil droplet of eddy current outer layer encounters eddy current cavity wall and is attached in eddy current cavity wall, and then be separated。

Enter the flue gas in vortex cavity and rotate a circle when returning to vortex cavity opening, owing to inertia is gone out along eddy current tangent line from opening, with other oil smoke air-flow in oil smoke passage convection current occurs to intersect。In convection process, the little oil droplet of collision aggregates into big oil droplet mutually。From the flue gas that vortex cavity is gone out, a part pour oil smoke passage flow into back segment updraught flue, another part due in leading portion down pass the impact of air-flow reenter vortex cavity, enter in the rotation of next circle。Reenter in the flue gas of vortex cavity, with the big oil droplet being polymerized formation because of convection current。Big oil droplet is bigger because of quality, is easier to wall, and then adds the probability of Oil-gas Separation in rotation。

Additionally, due to bent angle is at stack base, flue gas is to turn from downstream state to become up, because the Gravitative Loads of oil droplet, the quality oil droplet bigger relative to air is when turning, it is easier to be distributed in lower floor。There is the bigger probability pouring vortex cavity。

Specifically, described fume purifying structure is provided with header board, median septum, backboard, both sides end plate, header board top and median septum and both sides end plate enclose formation leading portion down pass, median septum and backboard and both sides end plate enclose formation back segment updraught flue, header board bottom and backboard and lower section oil trap and both sides end plate encloses the vortex cavity forming upper side opening。

Preferably, described header board and median septum are obliquely installed, and backboard is vertically arranged, and header board and median septum are parallel to each other。Spacing between backboard and median septum is gradually increased from bottom to top。

Preferably, median septum lower end to the distance of backboard more than the spacing between header board and median septum。

Based on above-mentioned eddy current type fume purifying structure, a kind of oil fume pump exhaust purification integrated machine can be proposed further, including blower fan, machine body part was made up of from oil trap header board, median septum, backboard, both sides end plate and the end, header board top and median septum and both sides end plate enclose formation leading portion down pass, median septum and backboard and both sides end plate enclose formation back segment updraught flue, header board bottom and backboard and lower section oil trap and both sides end plate encloses the vortex cavity forming upper side opening。Air inlet is connected with the upper end of back segment updraught flue。

Further, described header board and median septum are obliquely installed, and backboard is vertically arranged, and header board and median septum are parallel to each other。Spacing between backboard and median septum is gradually increased from bottom to top。

For improving clean-up effect, back segment updraught flue upper end can also arrange cushion chamber。

Disengagement chamber can also be set to substitute cushion chamber, the internally installed centrifugal eddy current combination type oil smoke separator of disengagement chamber。

Described centrifugal eddy current combination type oil smoke separator, constitutes the housing in vortex ring chamber and the centrifugation dish that can be rotatably set in housing including sidewall。

Specifically, the housing of oil fume separator being fixed motor mounting rack, motor mounting rack is installed centrifugation disk-drive motor, down, centrifugation dish is installed in motor output shaft lower end to motor output shaft。The housing end opening of oil fume separator is round mouth, and this round mouth diameter is less than centrifugation dish diameter。The housing sidewall inner face of oil fume separator is arcwall face。

Backboard can arrange hook, for installing this device or the equipment based on this device on wall, such as oil fume pump exhaust purification integrated machine。During installation, by the hook on backboard, the machine back of the body is hung on the wall of kitchen range top back upper place。

The clean structure of oil smoke described in the utility model takes full advantage of vortex principle, and oil-gas separation efficiency is high, smart structural design, and compactedness is strong, occupies little space。The oil fume pump exhaust purification integrated machine adopting this treatment facilities can have less volume, and requirements of installation space is low, and suitable scope is wide, is particularly suited for front end purification, is suitable to indoor location。

Accompanying drawing explanation

Fig. 1 is eddy current type fume purifying cross section structure schematic diagram described in the utility model。

Fig. 2 is eddy current type fume purifying perspective view described in the utility model。

Fig. 3 is centrifugal eddy current combination type oil smoke cyclone separator arrangement schematic diagram。

Detailed description of the invention

With reference to Fig. 1-2, this example, based on hanging or back hanging type smoke exhaust ventilator, is designed by the oil smoke channel design with vortex cavity so that it is under not affecting the front topic of pump drainage function of lampblack absorber, it is achieved the function of fume purifying。The body portion thereof flue structure being only machine shown in figure, remaining part, such as centrifugal blower etc., it is not shown。

Machine body part top is disengagement chamber 4, inside sets oil fume separator 3, and middle part is big corner flue, and lower part vortex cavity 10, bottom sets oil trap 11。Machine back sets the backboard 6 of whole, the back segment updraught flue 5 of big corner flue by the middle part of median septum 7 and backboard and both sides end plate (for expression internal structure, not shown both sides end plate) enclose and form, leading portion down pass 8 is enclosed by median septum 7 form with header board 9 the first half and both sides end plate。The oil smoke import of machine is positioned at the upper end of leading portion down pass。The opening direction of oil smoke import is towards machine front upper place。It is vortex cavity 10 that header board bottom and backboard bottom and both sides end plate and bottom oil trap enclose the semi-enclosed cavity of formation jointly。

Median septum bottom and upper segment supports by many short support beams, median septum both sides respectively with both sides end plate connection, backboard is connected with oil trap tailing edge below, backboard both sides respectively with both sides end plate connection。Header board is connected with oil trap forward position below, and header board top is unsettled, header board both sides respectively with both sides end plate connection。Gap between header board top and median septum top forms strip oil smoke import。Oil trap bottom surface sets drain tap。Disengagement chamber is enclosed by backboard top form with front apron 13 and both sides end plate, is provided with many L-shaped slide rails 12 in disengagement chamber, and L-shaped slide rail simultaneously works as short support beam effect。Machine back sets hook, it is possible to be directly mounted on by machine on the wall at kitchen range top rear。

In this example, header board and median septum are obliquely installed with angle, and backboard is vertically arranged, and header board and median septum are parallel to each other。Spacing between backboard and median septum is gradually increased from bottom to top。Median septum lower end is the place that back segment updraught flue is the narrowest between backboard, median septum lower end to the distance of backboard more than the spacing between header board and median septum。

With reference to Fig. 3, described oil fume separator is centrifugal eddy current combination type oil smoke separator, constitutes the housing in vortex ring chamber and the centrifugation dish that can be rotatably set in housing including sidewall。

Specifically, the housing of oil fume separator being fixed with motor mounting rack, motor mounting rack is installed centrifugation disk-drive motor, down, centrifugation dish is installed in motor output shaft lower end to motor output shaft。The housing lower ending opening of oil fume separator is round mouth, and this round mouth diameter is less than centrifugation dish diameter。The housing sidewall inner face of oil fume separator is arc-shaped concave。The upper end open of the housing of oil fume separator is more than the lower ending opening of housing。

During described centrifugal eddy current combination type oil smoke separator work, flue gas is upwardly into housing from housing lower ending opening, through the effect of separator disk, major part flue gas is got rid of to housing sidewall by centrifugal action, wherein, part oil droplet directly impinges upon housing sidewall and is attached on sidewall, another part is camber line flowing with air-flow, and in flow process, the oil droplet bigger relative to air quality is closer to outside, under centripetal force effect, touch the sidewall of housing and adhere on it。

Claims (10)

1. an eddy current type fume purifying structure, it is characterized in that, including leading portion down pass and back segment updraught flue, described leading portion down pass lower end is connected with back segment updraught flue lower end, the lower section of leading portion down pass lower end and junction, updraught flue lower end, rear end sets semi-closed vortex cavity, and vortex cavity bottom sets oil trap。

2. eddy current type fume purifying structure according to claim 1, it is characterized in that, it is provided with header board, median septum, backboard, both sides end plate, header board top and median septum and both sides end plate enclose formation leading portion down pass, median septum and backboard and both sides end plate enclose formation back segment updraught flue, header board bottom and backboard and lower section oil trap and both sides end plate encloses the vortex cavity forming upper side opening。

3. eddy current type fume purifying structure according to claim 2, it is characterised in that described header board and median septum are obliquely installed, and backboard is vertically arranged, header board and median septum are parallel to each other, and the spacing between backboard and median septum is gradually increased from bottom to top。

4. eddy current type fume purifying structure according to claim 3, it is characterised in that median septum lower end to the distance of backboard more than the spacing between header board and median septum。

5. an oil fume pump exhaust purification integrated machine, including blower fan, it is characterized in that, machine body part was made up of from oil trap header board, median septum, backboard, both sides end plate and the end, header board top and median septum and both sides end plate enclose formation leading portion down pass, median septum and backboard and both sides end plate enclose formation back segment updraught flue, header board bottom and backboard and lower section oil trap and both sides end plate encloses the vortex cavity forming upper side opening, and air inlet is connected with the upper end of back segment updraught flue。

6. oil fume pump exhaust purification integrated machine according to claim 5, it is characterised in that described header board and median septum are obliquely installed, and backboard is vertically arranged, header board and median septum are parallel to each other, and the spacing between backboard and median septum is gradually increased from bottom to top。

7. oil fume pump exhaust purification integrated machine according to claim 6, it is characterised in that median septum lower end to the distance of backboard more than the spacing between header board and median septum。

8. oil fume pump exhaust purification integrated machine according to claim 5, it is characterised in that back segment updraught flue upper end is additionally provided with cushion chamber。

9. oil fume pump exhaust purification integrated machine according to claim 5, it is characterised in that back segment updraught flue upper end is additionally provided with disengagement chamber, the internally installed oil fume separator of disengagement chamber。

10. oil fume pump exhaust purification integrated machine according to claim 5, it is characterised in that described oil fume separator is centrifugal eddy current combination type oil smoke separator, constitutes the housing in vortex ring chamber and the centrifugation dish that can be rotatably set in housing including sidewall。