CN218209737U

CN218209737U - Range hood with push-pull type smoke collecting hood

Info

Publication number: CN218209737U
Application number: CN202222067157.9U
Authority: CN
Inventors: 应辉; 黄良飞; 周小锋
Original assignee: Zhejiang Crossbow Brand Electric Appliance Co ltd
Current assignee: Zhejiang Crossbow Brand Electric Appliance Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-01-03
Anticipated expiration: 2032-08-05

Abstract

The utility model relates to a take lampblack absorber of plug-type collection petticoat pipe, including dryer, set up collection petticoat pipe, the oil smoke filtering component and the fan of setting in the dryer and the air outlet of setting on the dryer that are used for collecting the oil smoke and leading-in the dryer at the dryer front end, the collection petticoat pipe includes at least one first collection petticoat pipe and at least one second collection petticoat pipe that arrange along dryer circumference, the fixed setting of first collection petticoat pipe, but second collection petticoat pipe push-and-pull setting, second collection petticoat pipe can be when using forward pull to the target location in order to increase oil smoke collection area and scope to prevent that the oil smoke that produces from cooking utensil's top and far away from the side escape of collection petticoat pipe, improve the suction effect of lampblack absorber, simultaneously, second collection petticoat pipe still can be pushed back when not using and accomodate, thereby be favorable to putting of lampblack absorber and deposit.

Description

Range hood with push-pull type smoke collecting hood

Technical Field

The utility model belongs to the technical field of the lampblack absorber technique and specifically relates to a take lampblack absorber of plug-type collection petticoat pipe is related to.

Background

At present, a portable movable range hood appears on the market, the range hood is small in size, generally does not need to be installed and fixed during use, and only needs to be placed on one side of a cooking appliance, so that the range hood is very convenient. However, in the prior art, the smoke collecting hood of the range hood is fixed at the front end of the range hood body and arranged on one side of the cooking appliance, so that the smoke collecting area is small, the smoke generated in the cooking is easy to escape from the upper side of the cooking appliance and the side far away from the smoke collecting hood, and the smoke sucking effect is greatly influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take lampblack absorber of plug-type collection petticoat pipe to solve the oil smoke that current lampblack absorber exists and collect that the area is little, the oil smoke escapes easily, the suction effect is poor technical problem.

For solving the technical problem, the utility model adopts the following technical scheme:

the utility model provides a take lampblack absorber of plug-type collection petticoat pipe, includes the dryer, sets up collection petticoat pipe, the oil smoke filtering component and the fan of setting in the dryer and the air outlet of setting on the dryer that are used for collecting and leading-in the oil smoke in the dryer at the dryer front end, the collection petticoat pipe includes at least one first collection petticoat pipe and at least one second collection petticoat pipe of arranging along dryer circumference, the fixed setting of first collection petticoat pipe, but second collection petticoat pipe push-and-pull setting, second collection petticoat pipe can be when using pull forward to the target location so as to increase the oil smoke collection area to can push back so that accomodate when not using.

Further, the push-pull direction of the second fume collecting hood is parallel to the central axis of the air duct.

Further, second collection petticoat pipe and first collection petticoat pipe are one, just second collection petticoat pipe is located the top of first collection petticoat pipe.

Further, first collection petticoat pipe includes annular installation department and first semi-annular guide portion, the annular installation department nested in the front end opening of dryer, first semi-annular guide portion is opening up and is preceding big-end-up's horn mouth form, the tip of first semi-annular guide portion with the front end lower part of annular installation department links to each other, the interior week formation oil smoke entry of annular installation department, warp second collection petticoat pipe with the oil smoke that first semi-annular guide portion collected enters into in the dryer through this oil smoke entry.

Further, the second collection petticoat pipe includes the second semi-ring shape guide portion that opens up and be preceding big back little horn mouth form and the additional guide portion that opens up and be the semi-ring column down, the tip of second semi-ring shape guide portion with the front end of additional guide portion links to each other, additional guide portion contract in under the storage state in the dryer, when the second collection petticoat pipe is during the pull forward, additional guide portion roll-off forward the dryer.

Further, a limit stop portion is arranged at the rear end of the additional guide portion, and when the additional guide portion slides forwards to the maximum position, the limit stop portion is stopped by the first fume collecting hood so that the second fume collecting hood cannot be separated from the air duct.

Further, the second semi-annular guide is flush or substantially flush with the first semi-annular guide when the additional guide is pushed back into the stowed position.

Further, oil smoke filtering component includes metal mesh, clamping ring, filter screen and connecting seat, be formed with an annular backstop reason on the internal perisporium of clamping ring, the metal mesh nestification is in the inside front side of clamping ring and with the preceding terminal surface at annular backstop reason supports the top, the filter screen nestification is in the inside rear side of clamping ring and with the rear end face at annular backstop reason supports the top, be formed with several fixture blocks on the periphery wall of clamping ring, the circular pedestal structure that the connecting seat was carved on being uncovered and the rear end wall of front end and was equipped with a plurality of wind holes, be equipped with the several on the internal perisporium of connecting seat from the leading-in groove that the opening end extends to the rear end wall and be located deviating from of leading-in groove the draw-in groove of opening end one side, the clamping ring certainly the opening end nestification in the connecting seat, the fixture block inserts corresponding leading-in groove and goes into through rotatory card when crossing this leading-in groove in the draw-in groove.

Furthermore, the annular installation part comprises a bell mouth section positioned at the front end and a contraction mouth section positioned at the rear end, the small end of the first semi-annular guide part is connected with the lower part of the front end of the bell mouth section, and the contraction mouth section is sleeved on the front side inside the connecting ring and abuts against the front end face of the metal net; the week side of clamping ring is equipped with the engaging lug that has the fixed orifices, be formed with a plurality of connecting hole post on the periphery wall of first collection petticoat pipe, the engaging lug with connecting hole post one-to-one just passes through screw fixed connection.

Furthermore, a plurality of fixing blocks are convexly arranged on the lower portion of the inner peripheral wall of the front end of the air duct, a first screw fixing hole is formed in each fixing block in the axial direction, a plurality of second screw fixing holes are formed in the peripheral wall of the connecting seat in the axial direction, and the second screw fixing holes correspond to the first screw fixing holes one to one and are fixedly connected through screws.

Furthermore, the upper part of the inner circumferential wall of the air duct is convexly provided with an inner lining wall, a slide way is formed between the inner lining wall and the inner circumferential wall of the air duct, and the additional guide part is inserted into the slide way and is in sliding fit with the slide way.

Further, an annular skirt extending backwards in the axial direction is formed on the outer side of the front end of the annular mounting portion, the inner peripheral wall of the additional guide portion is in sliding contact fit with the upper portion of the annular skirt, and the lower portion of the annular skirt is attached to the inner peripheral wall of the front end opening portion of the air duct.

Furthermore, the fan is a mixed flow fan, which comprises a mixed flow impeller and a motor for driving the mixed flow impeller, the air inlet end of the mixed flow impeller faces the oil smoke filtering component, the motor is positioned at the air outlet end of the mixed flow impeller, and the oil smoke inlet, the oil smoke filtering component, the mixed flow impeller and the motor are positioned on the same central axis.

Further, the rear end opening of dryer nests and has gone out the fan housing, the outer lane fretwork that goes out the fan housing is equipped with a plurality of the air outlet, the lower extreme of dryer is connected with the support.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses the collection petticoat pipe comprises first collection petticoat pipe and the second collection petticoat pipe of arranging along dryer circumference, wherein, the fixed setting of first collection petticoat pipe, but second collection petticoat pipe push-and-pull setting, during the use, first collection petticoat pipe is towards cooking utensil's one side, the second collection petticoat pipe can forward pull to cooking utensil's other target sides to increase the collection area and the scope of oil smoke, compare with prior art, it can effectively collect the oil smoke that produces in the culinary art and discharge in the dryer, eliminate or reduce the oil smoke that produces in the culinary art and take place to escape excessive probability, improve the suction effect of lampblack absorber then. Simultaneously when not using, second collection petticoat pipe still can push back to accomodate to greatly made things convenient for putting of receipts of lampblack absorber.

Drawings

Figure 1 is the side schematic view that the lampblack absorber is in the state of putting of receiving.

Fig. 2 is the side schematic view of the range hood in use state.

Fig. 3 is the lampblack absorber is in the side view cross-section schematic diagram of taking in the state of putting.

Figure 4 is the side view cross-section schematic diagram that lampblack absorber is in user state.

Fig. 5 is an explosion schematic diagram of the range hood of the present invention.

Fig. 6 is a schematic structural diagram of the connection seat in the present invention.

Fig. 7 is a schematic structural view of the connection ring of the present invention.

Fig. 8 is a schematic back view of the first fume collecting hood of the present invention.

Detailed Description

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

As shown in fig. 1 to 8, the range hood with the push-pull type smoke collecting hood according to the present embodiment includes an air duct 1, a smoke collecting hood 2 disposed at the front end of the air duct 1 and used for collecting and guiding smoke into the air duct 1, a smoke filtering assembly 3 and a fan 4 disposed in the air duct 1, and an air outlet 5 disposed on the air duct 1. The wind-cone 1 is the circular tubular structure of the equal open-ended in both ends around, and collection petticoat pipe 2 includes a first collection petticoat pipe 21 and a second collection petticoat pipe 22 of arranging along wind-cone 1 circumference, and first collection petticoat pipe 21 is fixed to be set up, and second collection petticoat pipe 22 is located the top and the push-and-pull setting of first collection petticoat pipe 21, and second collection petticoat pipe 22 can be when using forward pull to target position in order to increase the oil smoke and collect the area to can push back so that accomodate when not using. The second smoke collecting cover 22 is pushed and pulled in a direction parallel to the central axis of the air duct 1.

This lampblack absorber can place and use in cooking utensil's one side, and during the use, first collection petticoat pipe 21 is towards cooking utensil's one side, and second collection petticoat pipe 22 can forward pull to cooking utensil's top to increase the collection area and the scope of oil smoke, prevent that the oil smoke that produces from cooking utensil's top and other side of keeping away from the lampblack absorber from taking place to escape and overflow, then improve the suction effect of lampblack absorber.

In this embodiment, the first smoke collecting cover 21 includes an annular mounting portion 211 and a first semi-annular guiding portion 212, the annular mounting portion 211 is nested in the front end opening portion of the air duct 1, the first semi-annular guiding portion 212 opens upward and is a horn mouth shape with a large front and a small rear, the small end of the first semi-annular guiding portion 212 is connected with the front end lower portion of the annular mounting portion 211, the inner periphery of the annular mounting portion 211 forms the oil smoke inlet 6, and the oil smoke collected by the second smoke collecting cover 22 and the first semi-annular guiding portion 212 enters the air duct 1 through the oil smoke inlet 6.

In this embodiment, the second fume collecting hood 22 includes a second semi-annular guide portion 221 which is open downward and has a bell mouth shape with a large front and a small rear, and an additional guide portion 222 which is open downward and has a semi-annular column shape, a small end of the second semi-annular guide portion 221 is connected to a front end of the additional guide portion 222, the additional guide portion 222 is retracted into the air duct 1 in the storage state, and when the second fume collecting hood 22 is drawn forward, the additional guide portion 222 slides out of the air duct 1 forward.

Also, the rear end of the additional guide portion 222 is provided with a limit stopper 2221, and when the additional guide portion 222 slides forward to the maximum position, the limit stopper 2221 is stopped by the first smoke collecting hood 21 so that the second smoke collecting hood 22 does not escape from the air duct 1. Meanwhile, when the additional guide 222 is pushed back to the storage position, the second semi-annular guide 221 is flush or substantially flush with the first semi-annular guide 212, thereby ensuring the overall aesthetic appearance of the product.

Moreover, when the additional guide portion 222 slides forward to the maximum position and pushes back to the storage position, it is also considered that a corresponding elastic limit structure is respectively added between the outer wall of the additional guide portion 222 and the inner wall of the air duct 1, so that the additional guide portion 222 can be correspondingly maintained at the two positions when in the use state and the storage state, and the free sliding phenomenon cannot occur under the pushing and pulling action without external force.

In this embodiment, the lampblack filter assembly 3 includes a metal mesh 31, a connecting ring 32, a filter screen 33 and a connecting seat 34, an annular stop edge 321 is formed on an inner peripheral wall of the connecting ring 32, the metal mesh 31 is nested on an inner front side of the connecting ring 32 and abuts against a front end face of the annular stop edge 321, the filter screen 33 is nested on an inner rear side of the connecting ring 32 and abuts against a rear end face of the annular stop edge 321, a plurality of fixture blocks 322 are formed on an outer peripheral wall of the connecting ring 32, the connecting seat 34 is a circular seat body structure with an open front end and a plurality of air passing holes 342 hollowed on a rear end wall 341, a plurality of introduction grooves 343 extending from the open end 340 to the rear end wall 341 and a fixture groove 344 located on a side of the introduction grooves 343 away from the open end 340 are formed on an inner peripheral wall of the connecting seat 34, the connecting ring 32 is nested in the connecting seat 34 from the open end 340, the fixture blocks 322 are inserted into the corresponding introduction grooves 343 and are rotatably clamped into the fixture grooves 344 when passing over the introduction grooves 343, so that the metal mesh 31 and the filter screen 33 are fixed in the connecting seat 34.

The oil smoke entering the air duct 1 from the oil smoke inlet 6 is firstly filtered by the interception of the metal mesh 31, and then the oil smoke or the flue gas after oil content filtration is further filtered by the filter screen 33 to remove dust, impurities and the like. The oil intercepted by the metal mesh 31 can be collected and cleaned by an oil collecting tank or an oil collecting box arranged below the metal mesh 31.

In this embodiment, the annular mounting portion 211 includes a flared section 2111 at the front end and a constricted section 2112 at the rear end, the small end of the first semi-annular guiding portion 212 is connected to the lower portion of the front end of the flared section 2111, and the constricted section 2112 is sleeved into the front side of the interior of the connecting ring 32 and abuts against the front end surface of the metal mesh 31; the peripheral side of the connecting ring 32 is provided with a plurality of connecting lugs 323 with fixing holes, the peripheral wall of the first smoke collecting cover 21 is provided with a plurality of connecting hole columns 210, and the connecting lugs 323 correspond to the connecting hole columns 210 one by one and are fixedly connected through screws, so that the first smoke collecting cover 21 and the oil smoke filtering component 3 are fixed together.

In this embodiment, a plurality of fixing blocks 101 are convexly disposed on the lower portion of the inner peripheral wall of the front end of the air duct 1, a first screw fixing hole 1011 is disposed on each fixing block 101 along the axial direction, a plurality of second screw fixing holes 345 are disposed on the peripheral wall of the connecting seat 34 along the axial direction, the second screw fixing holes 345 correspond to the first screw fixing holes 1011 one by one and are fixedly connected through screws, so that the oil smoke filtering component 3 is fixed in the air duct 1.

In this embodiment, an inner lining wall 102 is convexly provided on the upper portion of the inner peripheral wall of the air duct 1, a slide channel 103 is formed between the inner lining wall 102 and the inner peripheral wall of the air duct 1, and the additional guide portion 222 is inserted into the slide channel 103 and is in sliding fit with the slide channel 103.

In this embodiment, an annular skirt 2110 extending axially rearward is formed on the outer side of the front end of the annular mounting portion 211, the inner circumferential wall of the additional guide portion 222 is in sliding contact with the upper portion of the annular skirt 2110, and the lower portion of the annular skirt 2110 is attached to the inner circumferential wall of the front end opening portion of the air duct 1. And, specifically, when the additional guide portion 222 slides forward to the maximum position, the limit stopper 2221 is limit-stopped by the upper rear end surface of the annular skirt 2110.

In this embodiment, the fan 4 is a mixed flow fan, which includes a mixed flow impeller 41 and a motor 42 for driving the mixed flow impeller 41, the specific structure of the mixed flow impeller 41 is the existing design, and can be designed with reference to the chinese utility model CN205331055U, and details are not repeated in this embodiment. The air inlet 411 of the mixed flow impeller 41 faces the soot filtering component 3, the motor 42 is located at the air outlet 412 of the mixed flow impeller 41, and the soot inlet 6, the soot filtering component 3, the mixed flow impeller 41 and the motor 42 are located on the same central axis.

In this embodiment, the rear end opening of dryer 1 nests and has a fan housing 7, and the outer lane fretwork that goes out fan housing 7 is equipped with a plurality of air outlet 5, and the lower extreme of dryer 1 is connected with support 8, and support 8 is used for supporting the lampblack absorber and uses on the horizontal plane.

The working principle of the range hood in the embodiment is as follows: when the air dryer works, the motor 42 drives the mixed flow impeller 41 to rotate to form suction force, oil smoke generated by cooking utensils in cooking is sucked into the air duct 1 through the collection and guide of the second smoke collecting hood 22 and the first smoke collecting hood 21, and flows through an air flow channel in the fan 4 after being filtered by the metal mesh 31 and the filter screen 33 in sequence, and clean air is finally discharged from the air outlet 5.

In other embodiments of the present invention, the fume collecting hood 2 may also include more than one first fume collecting hood 21 and/or more than one second fume collecting hood 22 arranged along the circumferential direction of the air duct 1.

The above mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and the simple equivalent changes and modifications made according to the claims and the description of the present invention are all included in the scope of the present invention.

Claims

1. The utility model provides a take lampblack absorber of plug-type collection petticoat pipe, includes the dryer, sets up collection petticoat pipe, the oil smoke filtering component and the fan of setting in the dryer and set up the air outlet on the dryer that are used for collecting the oil smoke and lead to in the dryer at the dryer front end, its characterized in that: the collection petticoat pipe includes an at least first collection petticoat pipe and an at least second collection petticoat pipe that arranges along dryer circumference, the fixed setting of first collection petticoat pipe, but second collection petticoat pipe push-and-pull setting, the second collection petticoat pipe can be when using forward pull to target position in order to increase the oil smoke and collect the area to can push back so that accomodate when not using.

2. A range hood with a push-pull type fume collecting hood according to claim 1, characterized in that: the push-pull direction of the second smoke collecting hood is parallel to the central axis of the air duct.

3. A range hood with a push-pull type fume collecting hood according to claim 1 or 2, characterized in that: the second collection petticoat pipe is one with first collection petticoat pipe, just the second collection petticoat pipe is located the top of first collection petticoat pipe.

4. A range hood with a push-pull type fume collecting hood according to claim 3, characterized in that: first collection petticoat pipe includes annular installation department and first semi-annular guide portion, the annular installation department nested in the front end opening of dryer, first semi-annular guide portion opening up and be the little horn mouth form in big-end-up, the tip of first semi-annular guide portion with the front end lower part of annular installation department links to each other, the interior week of annular installation department forms the oil smoke entry, warp second collection petticoat pipe with the oil smoke that first semi-annular guide portion was collected gets into in the dryer through this oil smoke entry.

5. A range hood with a push-pull type fume collecting hood according to claim 4, characterized in that: the second collection petticoat pipe includes opening down and is the second semi-ring shape guide portion of big-end-up back trumpet-shaped and opening down and is the cylindrical additional guide portion of semi-ring shape, the tip of second semi-ring shape guide portion with the front end of additional guide portion links to each other, additional guide portion under the accomodate state the retraction in the dryer, work as when the second collection petticoat pipe is the pull forward, additional guide portion roll-off forward the dryer.

6. A range hood with a push-pull type smoke collecting hood according to claim 5, characterized in that: the rear end of the additional guide part is provided with a limit stopping part, and when the additional guide part slides forwards to the maximum position, the limit stopping part is stopped by the first fume collecting hood so that the second fume collecting hood cannot be separated from the air duct.

7. A range hood with a push-pull type fume collecting hood according to claim 5, characterized in that: the second semi-annular guide is flush or substantially flush with the first semi-annular guide when the additional guide is pushed back to the stowed position.

8. A range hood with a push-pull type fume collecting hood according to claim 4, characterized in that: oil smoke filtering component includes metal mesh, clamping ring, filter screen and connecting seat, be formed with an annular backstop reason on the internal perisporium of clamping ring, the metal mesh nestification is in the inside front side of clamping ring and with the preceding terminal surface at annular backstop reason supports the top, the filter screen nestification be in the inside rear side of clamping ring and with the rear end surface at annular backstop reason supports the top, be formed with several fixture blocks on the periphery wall of clamping ring, the connecting seat is the circular pedestal structure that the fretwork was equipped with a plurality of air holes on the uncovered and rear end wall of front end, be equipped with the several on the internal perisporium of connecting seat from leading-in groove that the opening end extends to the rear end wall and be located deviating from of leading-in groove the draw-in groove of opening end one side, the clamping ring certainly the opening end nestification in the connecting seat, the fixture block inserts corresponding leading-in groove and goes into through rotatory card when crossing this leading-in groove in the draw-in groove.

9. A range hood with a push-pull type fume collecting hood according to claim 8, characterized in that: the annular mounting part comprises a bell mouth section positioned at the front end and a contraction mouth section positioned at the rear end, the small end of the first semi-annular guiding part is connected with the lower part of the front end of the bell mouth section, and the contraction mouth section is sleeved on the front side inside the connecting ring and abuts against the front end face of the metal mesh; the week side of clamping ring is equipped with the engaging lug that has the fixed orifices, be formed with a plurality of connecting hole post on the periphery wall of first collection petticoat pipe, the engaging lug with connecting hole post one-to-one just passes through screw fixed connection.

10. A range hood with a push-pull type fume collecting hood according to claim 8, characterized in that: the fan blade fixing device is characterized in that a plurality of fixing blocks are convexly arranged on the lower portion of the inner peripheral wall of the front end of the air duct, a first screw fixing hole is formed in each fixing block in the axial direction, a plurality of second screw fixing holes are formed in the peripheral wall of the connecting seat in the axial direction, and the second screw fixing holes correspond to the first screw fixing holes one by one and are fixedly connected through screws.

11. A range hood with a push-pull type fume collecting hood according to claim 5, characterized in that: the upper part of the inner peripheral wall of the air duct is convexly provided with an inner lining wall, a slideway is formed between the inner lining wall and the inner peripheral wall of the air duct, and the additional guide part is inserted into the slideway and is in sliding fit with the slideway.

12. A range hood with a push-pull type fume collecting hood according to claim 5, characterized in that: an annular skirt edge extending backwards along the axial direction is formed on the outer side of the front end of the annular mounting part, the inner peripheral wall of the additional guide part is in sliding contact fit with the upper part of the annular skirt edge, and the lower part of the annular skirt edge is attached to the inner peripheral wall of the front end opening part of the air duct.

13. A range hood with a push-pull type fume collecting hood according to claim 4, characterized in that: the fan is a mixed flow fan and comprises a mixed flow impeller and a motor for driving the mixed flow impeller, the air inlet end of the mixed flow impeller faces the oil fume filtering component, the motor is positioned at the air outlet end of the mixed flow impeller, and the oil fume inlet, the oil fume filtering component, the mixed flow impeller and the motor are positioned on the same central axis.

14. A range hood with a push-pull type fume collecting hood according to claim 13, characterized in that: the air outlet hood is nested in the opening part at the rear end of the air duct, a plurality of air outlets are formed in the outer ring of the air outlet hood in a hollowed mode, and the lower end of the air duct is connected with a support.