CN212901645U - Range hood with fresh air function - Google Patents

Abstract

The utility model provides a range hood with new trend function belongs to kitchen electricity technical field, include: a body, which acts as a smoking vehicle; the fresh air module is externally arranged on the machine body and comprises a shell, an air inlet is formed in the shell, supporting arms are arranged on two sides of the shell respectively, and an air outlet is formed in each supporting arm. The utility model provides a pair of range hood with new trend function, through external with the new trend module, the maintenance of also convenient to detach of external new trend module does not influence range hood's normal use to the oil smoke that will cook the production is kept apart, avoids the culinary art person to inhale the oil smoke.

Description

Range hood with fresh air function

Technical Field

The utility model belongs to the technical field of the kitchen electricity, a range hood is related to, especially a range hood with new trend function.

Background

The fume exhauster is a kitchen appliance for purifying kitchen environment, and is mounted over the kitchen range, and can quickly exhaust away the waste material burned by the range and the fume harmful to human body produced in the course of cooking, and discharge them out of the room, so that it can reduce pollution, purify air and possesses the safety protection action of gas-proofing and explosion-proofing.

When cooking, because the air outside the window has more dust or wind and the fume smell is larger, people can close the window and the door tightly. At present universal use's direct vent range hood, the during operation directly inhales the cigarette machine with the oil smoke in the kitchen in, and also can inhale the cigarette machine with the air in the kitchen in step simultaneously to lead to near atmospheric pressure of cigarette machine (the near atmospheric pressure of the position of standing when the user cooks) to reduce, and then lead to the user to feel uncomfortable. In addition, the range hood can absorb most of the oil smoke generated by cooking, but a small amount of oil smoke is still diffused in the kitchen, so that the kitchen environment and the physical and psychological health of users are influenced.

Chinese patent (CN110030603A) discloses a range hood with a fresh air function, which comprises a range hood shell, wherein a first support shell is arranged above the range hood shell, and a first exhaust connector head and a first air suction mechanism are arranged in the first support shell; the first air suction mechanism comprises a first air suction shell, the first air suction shell is sleeved on the first exhaust connecting pipe head and is connected with the inner wall of the first support shell, a first air suction motor is arranged in the first air suction shell on the left side of the first exhaust connecting pipe head, a first air outlet pipe is connected to an air outlet at the lower end of the first air suction motor, and the first air outlet pipe penetrates through the lower end face of the first air suction shell; the first air suction shell on the right side of the first exhaust connector head is connected with a first air inlet pipe, one end of the first air inlet pipe is connected with the first air suction shell through an air pipe positioning plate, and the other end of the first air inlet pipe penetrates through the first air suction shell and the first support shell and then is connected with a second air inlet pipe.

However, the structure of the fresh air function is built in the range hood, which causes the structure in the range hood to become more complicated and cumbersome, and is not beneficial to the later maintenance.

Disclosure of Invention

The utility model aims at solving the problems in the prior art, the external range hood is provided, and the range hood is convenient for later maintenance.

The purpose of the utility model can be realized by the following technical proposal: a range hood with new trend function includes: a body, which acts as a smoking vehicle; the fresh air module is externally arranged on the machine body and comprises a shell, an air inlet is formed in the shell, supporting arms are arranged on two sides of the shell respectively, and an air outlet is formed in each supporting arm.

In the range hood with the fresh air function, each support arm is movably connected with the shell.

In the range hood with the fresh air function, the support arms and the shell are in sliding fit, or in rotating fit, or in integrated sliding and rotating fit.

In the range hood with the fresh air function, the sliding fit and the rotating fit between each support arm and the shell are reciprocating motions.

In the range hood with the fresh air function, the air inlets are respectively positioned at two sides of the shell, wherein an air supply channel is formed between each air inlet and the air outlet at the corresponding side, and the two air supply channels are mutually independent or mutually communicated.

In the range hood with the fresh air function, a pressurizing structure is arranged between the two support arms, wherein the pressurizing structure is arranged in the shell, and two ends of the pressurizing structure are respectively communicated with the air inlet and the air outlet.

In the range hood with the fresh air function, the fan is arranged on the pressurizing structure close to one end of the air inlet, wherein the fan is connected with the motor in the pressurizing structure.

In the range hood with the fresh air function, the supercharging structure close to one end of the air outlet is connected with a tee joint, wherein two ports of the tee joint are respectively and rotatably connected with the two support arms.

In the range hood with the fresh air function, two annular protrusions are arranged at one end of each support arm, wherein a sealing ring is arranged between the two annular protrusions, an annular groove is arranged on a tee joint at one end connected with the support arms, and the two annular protrusions are respectively abutted against two side walls of the annular groove.

In the range hood with the fresh air function, at least one annular convex rib is arranged on the surface of the sealing ring along the axial direction of the sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a pair of range hood with new trend function, through external with the new trend module, the maintenance of also convenient to detach of external new trend module does not influence range hood's normal use to the oil smoke that will cook the production is kept apart, avoids the culinary art person to inhale the oil smoke.

(2) The support arm is matched with the shell in a sliding manner, so that the air outlet device is suitable for cookers with different heights, and the air outlet of the air outlet can be realized in different horizontal planes; through the rotation fit between support arm and the casing, adjust the inclination of support arm, realize that the air outlet can improve the comfort level of culinary art person when using at the air-out of different angles.

(3) The cooperation between support arm and the casing adopts reciprocating motion, avoids new trend module folk prescription to, single angle blow directly and cause culinary art person's uncomfortable sense, and reciprocating motion when sending the new trend for the culinary art person, also can blow away the heat around the culinary art person, improves the comfort of culinary art person when the culinary art operation.

(4) The air supply passageway setting of both sides is the independent structure, perhaps the setting is the connectivity structure, if two air supply passageways set up independently, the culinary art person can come the selective air supply passageway that opens corresponding one side according to the position that uses cooking utensils, avoid the waste of the energy, if the integrated intercommunication setting of two air supply passageways, the air supply passageway of the used one side of cooking utensils can provide the new trend for the cooking person, and blow away the heat around the cooking person, the new trend that the air supply passageway that cooking utensils did not use one side blew out can be as supplementary, improve the culinary art environment in the kitchen.

(5) Set up pressure boost structure between air intake and air outlet to the increase is followed the new trend wind speed wind-force size that blows out in the air outlet, further realizes the isolation between the oil smoke that the culinary art produced and the culinary art person head, avoids the suction of oil smoke, and blows off the heat that the culinary art produced, when bringing the environmental protection health for the culinary art person, solves the stifle in kitchen.

(6) The supporting arm is limited to move along the direction of the rotation axis by the aid of the abutting fit between the annular protrusion and the annular groove when the supporting arm is connected with the tee joint in a rotating mode, sealing effect between the supporting arm and the tee joint is achieved through the sealing ring, self-locking can be achieved after the supporting arm rotates at a proper angle, and the supporting arm is prevented from rotating freely in the using process.

Drawings

Fig. 1 is a schematic structural view of a range hood with a fresh air function.

Fig. 2 is a schematic structural diagram of another state of the range hood with the fresh air function of the present invention.

Fig. 3 is a schematic structural diagram of a fresh air module according to a preferred embodiment of the present invention.

Fig. 4 is a schematic diagram of an internal structure of a fresh air module according to a preferred embodiment of the present invention.

Fig. 5 is a sectional view of a fresh air module according to a preferred embodiment of the present invention.

Fig. 6 is an enlarged view of a portion a in fig. 5.

Fig. 7 is a schematic structural view of another embodiment of the range hood with a fresh air function of the present invention.

In the figure, 100, the machine body; 200. a fresh air module; 210. a housing; 211. an air inlet; 220. a support arm; 221. an air outlet; 222. an annular projection; 223. a seal ring; 2231. an annular convex rib; 230. a pressurizing structure; 231. a fan; 2311. a first fan plate; 2312. a second fan plate; 2313. a fan blade; 232. a motor; 233. a tee joint; 2331. an annular groove; 234. a housing; 2341. a first housing; 2342. a second housing; 235. an inner shell; 2351. a first inner case; 2352. a second inner case; 236. a pressurizing passage.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 to 6, the utility model provides a pair of range hood with new trend function, include: a body 100 as a smoking vehicle; the fresh air module 200 is externally installed on the machine body 100, wherein the fresh air module 200 includes a housing 210, an air inlet 211 is formed thereon, two support arms 220 are respectively disposed on two sides of the housing 210, and an air outlet 221 is formed on each support arm 220.

The utility model provides a pair of range hood with new trend function, through external with new trend module 200, the maintenance of also convenient to detach of external new trend module 200 does not influence range hood's normal use to keep apart the oil smoke that the culinary art produced, avoid the culinary art person to inhale the oil smoke.

Further preferably, each arm 220 is movably connected to the housing 210.

Further preferably, each arm 220 is slidably engaged with the housing 210, or rotatably engaged with the housing, or integrally slidably engaged with the housing.

In the embodiment, the support arm 220 is matched with the shell 210 in a sliding manner, so that the air outlet device is suitable for cookers with different heights, and the air outlet 221 can be used for discharging air in different horizontal planes; through the rotating fit between the support arm 220 and the shell 210, the inclination angle of the support arm 220 is adjusted, so that the air outlet 221 can be used for exhausting air at different angles, and the comfort level of a user during use is improved.

Further preferably, the sliding fit, the rotational fit between each arm 220 and the housing 210 can be manually adjusted, or electrically adjusted.

In this embodiment, the sliding fit may be a nested plug fit between the sliding block and the sliding rail, so as to realize the sliding between the support arm 220 and the housing 210; the rotation fit can be a meshing fit between a gear and a gear, or between a rack and a gear, so as to realize the rotation between the arm 220 and the housing 210.

Further preferably, the sliding and rotational engagement between each arm 220 and the housing 210 is a reciprocating motion.

In this embodiment, the support arm 220 and the housing 210 are coupled to each other by a reciprocating motion, so as to prevent the fresh air module 200 from directly blowing in a single direction and at a single angle to cause discomfort to a user during cooking, and the reciprocating motion can blow away heat around the user during the process of sending fresh air to the user during cooking, thereby improving the comfort of the user during cooking.

Preferably, as shown in fig. 1 to 6, the air inlets 211 are respectively located at two sides of the housing 210, wherein an air supply channel is formed between each air inlet 211 and the air outlet 221 at the corresponding side.

In this embodiment, the air supply passageway setting of both sides is the independent structure, perhaps the setting is the connectivity structure, if two air supply passageways set up independently, the culinary art person can come the selective air supply passageway that opens corresponding one side according to the position that uses cooking utensils, avoid the waste of the energy, if the integrated intercommunication setting of two air supply passageways, the air supply passageway of the used one side of cooking utensils can provide the new trend for the cooking person, and blow away the heat around the cooking person, the new trend that the air supply passageway of cooking utensils non-use one side blown out can be as supplementary, improve the culinary art environment in the kitchen.

In this embodiment, in order to enable the air outside the body 100 to enter from the air inlet 211 and flow out from the air outlet 221, a fan 231 and a motor 232 connected to the fan 231 may be disposed in the air supply channel, and the motor 232 drives the fan 231 to rotate to generate a "pulling force", so as to pull the air outside the body 100 into the air supply channel through the air inlet 211, push the air to the air outlet 221 through the air supply channel, and finally discharge the air from the air outlet 221.

Preferably, as shown in fig. 1 to 6, the support arm 220 is disposed in a ring-shaped structure, wherein the air outlet 221 is disposed along an edge of the ring-shaped support arm 220.

Preferably, as shown in fig. 1 to 6, a pressurizing structure 230 is disposed between the two arms 220, wherein the pressurizing structure 230 is installed in the housing 210, and two ends of the pressurizing structure 230 are respectively communicated with the air inlet 211 and the air outlet 221.

In this embodiment, the pressurization structure 230 is disposed between the air inlet 211 and the air outlet 221, so as to increase the wind speed and the wind force of the fresh air blown out from the air outlet 221, further realize the isolation between the cooking fume and the head of the user, avoid the suction of the cooking fume, blow away the heat generated by cooking, and solve the stuffiness of the kitchen while bringing environmental protection and health to the user.

It is further preferred that a fan 231 is disposed on the pressurizing structure 230 near one end of the air inlet 211, wherein the fan 231 is connected to a motor 232 in the pressurizing structure 230.

In this embodiment, the fan 231 can quickly draw the air outside the air inlet 211 into the pressure boosting structure 230, so as to prevent the air from flowing and mixing in the housing 210, thereby improving the utilization rate of the air entering from the air inlet 211.

Further preferably, a tee 233 is connected to the pressurizing structure 230 near one end of the air outlet 221, wherein two ports of the tee 233 are respectively connected to the two support arms 220 in a rotating manner.

It is further preferable that two annular protrusions 222 are disposed at one end of each support arm 220, wherein a sealing ring 223 is disposed between the two annular protrusions 222, and an annular groove 2331 is disposed on the tee 233 at the end connected to the support arm 220, wherein the two annular protrusions 222 are abutted against two sidewalls of the annular groove 2331, respectively.

In this embodiment, by the abutting engagement between the annular protrusion 222 and the annular groove 2331, the rotational connection between the arm 220 and the tee 233 is realized, and at the same time, the freedom of movement of the arm 220 in the direction of the rotational axis is limited, and by the sealing ring 223, not only is the sealing effect between the arm 220 and the tee 233 realized, but also the self-locking is realized after the arm 220 rotates at a proper angle, so that the arm 220 is prevented from freely rotating during use.

It is further preferable that at least one annular rib 2231 is provided on the surface of the sealing ring 223 along the axial direction of the sealing ring 223, so as to reduce the contact area between the sealing ring 223 and the tee 233, and further facilitate the rotation of the arm 220.

Preferably, as shown in fig. 1 to 6, the pressurizing structure 230 includes an outer casing 234 and an inner casing 235 which are nested with each other, and a pressurizing passage 236 is formed between the outer casing 234 and the inner casing 235, wherein the motor 232 is mounted on the inner casing 235, and a fan 231 is connected to an output end of the motor 232.

It is further preferred that the motor 232 is mounted within the inner housing 235, and the output end of the motor 232 extends out of the inner housing 235 and is connected to the fan 231, wherein the fan 231 is located in the plenum 236.

It is further preferable that the housing 234 includes a first housing 2341 and a second housing 2342 which are joined up and down, and the first housing 2341 and the second housing 2342 are locked by a fastener.

Further preferably, the inner housing 235 includes a first inner housing 2351 and a second inner housing 2352 which are joined one above the other, and the first inner housing 2351 and the second inner housing 2352 are locked together by a fastener.

Further preferably, the fan 231 is disposed in a tapered structure, wherein the fan 231 includes a first fan plate 2311 and a second fan plate 2312 nested inside and outside, and a plurality of fan blades 2313 disposed in a ring shape are disposed between the first fan plate 2311 and the second fan plate 2312.

In this embodiment, air in the kitchen flows into the pressurizing channel 236 through the air inlet 211 and the housing 210, and then flows into the tee 233 under the action of the fan 231, and finally flows out of the air outlet 221.

Preferably, as shown in fig. 1 to 6, a negative ion generator is further disposed in the housing 210, and the negative ion generator is installed between the arm 220 and the tee 233, or between the tee 233 and the pressurizing structure 230. So that the air blown out from the air outlet 221 contains negative ions, and the health of the user can be improved.

Example two

As shown in fig. 7, the difference between the first embodiment and the second embodiment lies in that the smoke intake direction in the machine body 100 in the first embodiment is a side-suction type, while the smoke intake mode of the machine body 100 in the second embodiment is a top-suction type.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (10)

1. The utility model provides a range hood with new trend function which characterized in that includes: a body, which acts as a smoking vehicle; the fresh air module is externally arranged on the machine body and comprises a shell, an air inlet is formed in the shell, supporting arms are arranged on two sides of the shell respectively, and an air outlet is formed in each supporting arm.

2. The range hood with fresh air function of claim 1, wherein each support arm is movably connected with the housing.

3. The range hood with fresh air function according to claim 2, wherein each support arm is slidably engaged with the housing, rotatably engaged with the housing, or integrally slidably engaged with the housing.

4. The range hood with fresh air function according to claim 3, wherein the sliding fit and the rotating fit between each support arm and the housing are both reciprocating.

5. The range hood with fresh air function according to claim 1, wherein the air inlets are respectively located at two sides of the housing, wherein an air supply channel is formed between each air inlet and the air outlet at the corresponding side, and the two air supply channels are independent from each other or are communicated with each other.

6. The range hood with fresh air function according to claim 1, wherein a pressure boosting structure is disposed between the two arms, wherein the pressure boosting structure is installed in the housing, and two ends of the pressure boosting structure are respectively communicated with the air inlet and the air outlet.

7. The range hood with fresh air function according to claim 6, wherein a fan is disposed on the plenum structure near the air inlet, wherein the fan is connected to a motor in the plenum structure.

8. The range hood with fresh air function according to claim 6, wherein the pressure boosting structure near one end of the air outlet is connected with a tee joint, wherein two ports of the tee joint are respectively connected with the two support arms in a rotating manner.

9. The range hood with fresh air function according to claim 8, wherein two annular protrusions are provided at one end of each support arm, wherein a sealing ring is provided between the two annular protrusions, and an annular groove is provided on the tee joint at the end connected to the support arm, wherein the two annular protrusions respectively abut against two side walls of the annular groove.

10. The range hood with fresh air function according to claim 9, wherein at least one annular rib is disposed on the surface of the sealing ring along the axial direction of the sealing ring.

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