CN210921388U

CN210921388U - Combustor and cooking utensils

Info

Publication number: CN210921388U
Application number: CN201921472897.2U
Authority: CN
Inventors: 郭正柔; 廖东升; 王峰
Original assignee: Zhuhai Unicook Technology Co Ltd
Current assignee: Zhuhai Unicook Technology Co Ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-07-03
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a burner and a cooker, wherein the burner comprises a fire cover base and a fire cover; the fire cover is provided with at least one fuel gas cavity, and an air flow channel is formed between every two adjacent fuel gas cavities; at least one airflow shunting part is arranged on the inner side of the fire cover; the combination of the fire cover base and the fire cover forms an air flow cavity; the air flow passage is in communication with the air flow cavity. The air flow channel formed by the adjacent raised gas cavities is utilized, the air flow cavity is formed by combining the fire cover base and the fire cover, secondary air supplement can be performed on the gas, the air introduction amount is increased, the combustion efficiency of the gas is improved, and the smoke emission is reduced.

Description

Combustor and cooking utensils

Technical Field

The utility model relates to a gas cooking utensils field, in particular to combustor and use cooking utensils of this combustor.

Background

Traditional combustor is covered the base and is set up the fire lid on the base including the fire, is equipped with a connector on the fire lid base and draws and penetrates the pipe intercommunication, and the gas is from drawing penetrating the pipe and entering into the fire and covering the base after, lights after the air in the air passage mixes between fire lid and fire lid base. However, the existing burner introduces a small amount of air, and the air supply is insufficient, so that the gas combustion is insufficient, and the smoke emission is high.

SUMMERY OF THE UTILITY MODEL

The utility model provides a combustor and cooking utensils, main aim at improve the problem that the gas burning abundant degree is low on the combustor.

According to a first aspect of embodiments of the present invention, there is provided a burner comprising a fire cover base and a fire cover; the fire cover is provided with at least one fuel gas cavity, and an air flow channel is formed between every two adjacent fuel gas cavities; at least one airflow shunting part is arranged on the inner side of the fire cover; the combination of the fire cover base and the fire cover forms an air flow cavity; the air flow passage is in communication with the air flow cavity.

Specifically, a first fire hole is formed in the side wall of the gas cavity corresponding to the side face of the air flow channel.

Specifically, the fire cover comprises an outer ring fire cover, and the gas cavity is positioned on the outer ring fire cover; the fire cover base comprises an outer ring fire cover base buckled with the outer ring fire cover, the outer ring fire cover base is provided with the first gas input part, and the first gas input part corresponds to the airflow shunting part.

Specifically, a second fire hole is formed in one side, corresponding to the air flow cavity, of the first fuel gas input part.

Specifically, the outer side wall and/or the inner side wall of the outer ring fire cover is/are provided with a third fire hole and a flame stabilizing hole; the aperture of the flame stabilizing hole is smaller than that of the third fire hole; the flame stabilizing holes and the third fire holes are arranged at intervals.

Specifically, the upper surface of the gas cavity is inclined in a slope shape from the outer periphery of the outer ring fire cover to the center.

Specifically, the fire cover comprises a central fire cover, and a third fire hole is formed in the central fire cover; the fire cover base comprises a central fire cover base buckled with the central fire cover; the central fire cover base is provided with a second gas input part to convey gas into the central fire cover.

Specifically, an inner cavity defined by the central fire cover and the central fire cover base is internally provided with a gas distribution part, and the gas distribution part is provided with a plurality of gas distribution holes; the gas distribution part is detachably connected with the inner side wall of the central fire cover.

Specifically, the central fire cover base is connected with the outer ring fire cover base.

Specifically, the fire cover base is provided with a limiting hole; and the fire cover is provided with a limiting column corresponding to the limiting hole.

According to a second aspect of embodiments of the present invention, there is provided a cooking appliance comprising a burner as described above in any of the embodiments.

The embodiment of the utility model provides a pair of combustor and cooking utensils utilizes the air runner that bellied adjacent gas chamber formed and covers the air flow chamber that the base cooperateed and form by fire lid and fire, can carry out the secondary tonifying qi to gas, increases the air quantity, improves combustion efficiency, reduces fume emission.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a top view of a burner according to an embodiment of the present invention;

FIG. 2 is a bottom view of FIG. 1;

FIG. 3 is a view showing the structure of the outer ring fire cover;

FIG. 4 is a rear view of FIG. 3;

FIG. 5 is a view of the base of the fire lid;

FIG. 6 is a view showing the structure of a gas-distributing portion;

fig. 7 is a structural view of an air flow chamber.

The gas burner comprises a gas chamber, a gas flow dividing part, a gas cap base, a.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, 2 and 7, according to an embodiment of the present invention, there is provided a burner including a fire cover base 2 and a fire cover 1; at least one gas cavity 111 is arranged on the fire cover 1, and an air flow channel 3 is formed between two adjacent gas cavities 111; at least one airflow shunting part 112 is arranged on the inner side of the fire cover 1; the combination of the fire cover base 2 and the fire cover 1 forms an air flow cavity 9; the air flow passage 3 communicates with the air flow chamber 9.

In this embodiment, the gas chamber 111 is by the local upper surface of fire lid 1 to deviating from the protruding cavity that forms of 2 directions of fire lid base, and gas chamber 111 not only can increase the volume of the inner chamber that fire lid 1 and fire lid base 2 formed to increase the air inlet quantity, the air runner 3 that bellied adjacent gas chamber 111 formed moreover can carry out secondary tonifying qi to gas, increases the air quantity, improves combustion efficiency, reduces flue gas emission.

Further, the gas chambers 111 are arc segment-shaped protruding cavities, and at least one gas chamber 111 uniformly surrounds the center of the fire cover 1, so that the arrangement can increase the number of the gas chambers 111 to further increase the amount of the introduced air. Fire lid base 2 and fire lid between 1 be connected for fixed connection or detachable connection, compare with fixed connection, adopt and to dismantle the connection, be convenient for fire lid 1 and the split type manufacturing of fire lid base 2, be favorable to alleviateing the manufacturing complexity of combustor, more make things convenient for fire lid 1 and fire lid base 2's cleanness simultaneously, can cover 1 and fire lid base 2 split with fire when clean, wash and maintain again, second fire hole 42 on the fire lid 1 has been improved, the difficult clear problem in back of third fire hole 43 jam. Specifically, fire lid 1 adopts circular structure, and 2 inboards of fire lid base are equipped with the location notch along the circumferencial direction, and the bottom of fire lid 1 sets up the location ear along the circumferencial direction, and the orientation of going to fire lid base 2 has the convex part that is used for the card to go into the location notch on the location ear, through the cooperation between the convex part of location notch and location ear, can prevent that fire lid 1 from taking place to rotate along the circumferencial direction with fire lid base 2, and of course, fire lid base 2 also can adopt modes such as bolt with fire lid 1 to be connected.

In the above embodiment, as shown in fig. 1 and 3, the first fire hole 41 is opened on the side wall of the gas chamber 111 corresponding to the side surface of the air flow passage 3. The first fire holes 41 are formed in the corresponding gas wall on the side face of the air flow channel 3, so that air in the air flow channel 3 can be directly introduced to perform secondary air supplement, the air supplement amount is increased, and the secondary air supplement can be realized only by forming holes in the side wall, so that the processing and manufacturing are facilitated.

In the above embodiment, as shown in fig. 3 and 4, the fire cover 1 includes the outer ring fire cover 11, and the gas chamber 111 is located on the outer ring fire cover 11; the fire cover base 2 comprises an outer ring fire cover base 22 buckled with the outer ring fire cover 11, a first fuel gas input part 6 is arranged on the outer ring fire cover base 22, and the first fuel gas input part 6 corresponds to the airflow shunting part 112. Specifically, as shown in fig. 7, the outer ring fire cover 11 and the outer ring fire cover base 22 form an air flow cavity 9, and the air flow cavity 9 and the air flow channel 3 cooperate to form a space through which air can flow, so that gas can be fully combusted in the combustion process; in the prior art, only be equipped with a gas input portion on outer ring fire lid base 22, the velocity of flow of gas has been influenced in the annular inner chamber setting, it sets up unevenly and flame size is different very easily to lead to the gas, cause the heating degree different, and in this embodiment, every air current reposition of redundant personnel portion 112 all disposes first gas input portion 6, make the gas directly reach to every air current reposition of redundant personnel portion 112 in, air current reposition of redundant personnel portion 112 shunts the gas air current, flow into two adjacent gas chambers 111 respectively, thus, have two strands of gas to flow in and bump in gas chamber 111 from two relative directions in every gas chamber 111, the air current after the collision has destroyed the laminar flow structure of gas efflux and has reduced the functioning speed of air current, thereby the mixing process of gas with the air has been improved greatly, the combustion efficiency of gas is improved, the emission of flue gas is reduced. Therefore, by adopting the flow dividing mode, the gas input by the first gas input part 6 is firstly divided into two small air flows, each small air flow is more fully mixed with air relative to one large air flow, and air flow collision occurs in each gas cavity, so that the laminar flow structure of gas jet flow is damaged, the running speed of the air flow is reduced, the mixing process of the gas and the air is further improved, the combustion efficiency of the gas is improved, and the emission of smoke is reduced.

Specifically, as shown in fig. 3 and 4, the first gas input portion 6 is an opening formed in the bottom of the outer ring fire cover base 22, each first gas input portion 6 can be used to be connected to an injection device, the injection device mixes gas ejected from a nozzle with air, and then the gas is introduced into the outer ring fire cover base 22 through the opening in the bottom of the outer ring fire cover base 22, the opening size of the first gas input portion 6 is matched with a port of the injection device, and a clamping portion, such as a clamp, can be arranged at the opening to realize fixed connection with the injection device. Further optimization, a sealing ring can be arranged on the first fuel gas input part 6 to enhance the sealing property of the connection part of the first fuel gas input part 6 and the port of the injection device, so that the phenomenon of fuel gas leakage is prevented, and the safety is improved; the sealing ring can be made of materials with excellent sealing performance such as rubber and the like.

Specifically, as shown in fig. 4, the outer ring fire cover base 22 is a housing having an inner annular recess that increases the capacity of air, and the first gas inlet portion 6 is provided at the bottom of the housing and communicates with the annular recess. The gas diversion part 112 is a protrusion formed on the upper surface of the inner part of the outer ring fire cover 11 between the two adjacent gas cavities 111, the position of the first gas input part 6 corresponds to the position of the gas diversion part 112, so that the gas input by the first gas input part 6 is sprayed on the gas diversion part 112, the gas diversion part 112 divides the gas into a plurality of small gas flows, and the small gas flows are respectively conveyed into the two adjacent gas cavities 111 along the annular recess, the mixing degree of the small gas flows and the air can be enhanced by diversion, and the small gas flows collide with the gas cavities 111, so that the laminar flow structure of the gas jet flow is damaged, the running speed of the gas flow is reduced, the mixing process of the gas and the air is further improved, the combustion efficiency of the gas is improved, and the emission of smoke is reduced.

In another embodiment, as shown in fig. 5, a cavity protruding toward the center is disposed on the inner circumferential wall of the outer ring fire cover base 22 opposite to the first gas input portion 6, and a second fire hole 42 is disposed on the cavity, so that the gas input from the first gas input portion 6 flows into the cavity, and is ignited through the second fire hole 42 disposed on the cavity, thereby increasing the number of the second fire holes 42, increasing the combustion area, and improving the heating efficiency.

In the above embodiment, as shown in fig. 3, the outer side wall and/or the inner side wall of the outer ring fire cover 11 is provided with the third fire holes 43 and the flame stabilizing holes 5; the aperture of the flame stabilizing hole 5 is smaller than that of the third fire hole 43; the flame stabilizing holes 5 and the third fire holes 43 are arranged at intervals, wherein the diameter of the third fire holes 43 is within 0.9-1.1mm, so that a larger contact area and a longer time for gas and air are ensured, on one hand, the gas is fully combusted, the energy utilization rate is higher, on the other hand, the flame combustion is more stable, and the cookware can be fully heated, so that the use comfort of the product is improved, and the market competitiveness of the product is increased; specifically, if the diameter of the third fire hole 43 is less than 0.9mm, that is, the diameter of the third fire hole 43 is thin, the contact surface of the gas and the air is small, and the contact time is short; if the diameter of the third fire hole 43 is larger than 1.1mm, that is, the diameter of the third fire hole 43 is larger, so that the pressure when the gas is led out from the third fire hole 43 of the outer ring fire cover 11 is insufficient, the gas is not in sufficient contact with the air, and the gas is not sufficiently combusted, therefore, the diameter of the third fire hole 43 is within 0.9-1.1mm, the gas can be more sufficiently combusted, and the flame is more stable. Meanwhile, the number of the third fire holes 43 is not too large or too small, generally within 20-28, if the number of the third fire holes 43 is less, the flame of the burner is easy to be smaller, the cookware can not be sufficiently heated, and the cookware can reach the target temperature only by being heated for a longer time; if the number of the third fire holes 43 is large, the diameter of the third fire holes 43 is small, the contact surface between the gas and the air is small, and the contact time is short, so that the number of the third fire holes 43 on the outer ring fire cover 11 is within 20-28, the gas can be more sufficiently combusted, and the flame is more stable.

In another embodiment, as shown in fig. 3 and 4, the third fire holes 43 and the flame stabilizing holes 5 are formed on both the outer side and the inner side of the outer ring fire cover 11, and the fire holes 34 and the flame stabilizing holes 5 are formed on the inner side wall and the outer side wall on the circumference of the gas chamber 111. Because the gas in the gas chamber 111 is more abundant for the gas and the air mixing degree of other parts, consequently, set up third fire hole 43 and steady flame hole 5 on inside wall and the lateral wall on corresponding gas chamber 111 circumference, the effect of gas burning is better to owing to add the quantity of third fire hole 43, also can increase the holistic burning area of fire lid 11, with the efficiency that improves the heating pan.

As shown in fig. 3, the flame stabilizing holes 5 and the third flame holes 43 are arranged at intervals, and the gas flowing out from the flame stabilizing holes 5 is continuously supplemented into the flame of the third flame holes 43, so that the gas is combusted sufficiently and stably, the flame is not easy to shake or extinguish, and when the air pressure is higher, the flow-dividing effect of the flame stabilizing holes 5 reduces the probability of flame leaving, and the flame stabilizing effect is achieved. In addition, the peripheral walls of the third fire holes 43 and the flame stabilizing holes 5 can be processed to be thinner than the peripheral walls of other parts, so that the manufacturing material of the outer ring fire cover 11 is saved, and the manufacturing cost of the outer ring fire cover 11 is reduced.

In the above embodiment, as shown in fig. 3, the upper surface of the gas chamber 111 is inclined in a slope shape from the outer circumference of the outer ring fire cover 11 toward the center. The slope can make the foreign matter that drops on gas chamber 111 for example soup among the culinary art process etc. slide down along the slope to avoid the foreign matter to stop at the upper surface of gas chamber 111, in order to avoid flame to ignite the foreign matter or lead to blockking up flame hole, steady flame hole etc. influence the combustion efficiency of gas, and easily cause danger.

In the above embodiment, as shown in fig. 1, 2 and 5, the fire cover 1 includes the central fire cover 12, and the central fire cover 12 is provided with the third fire hole 43; the fire cover base 2 comprises a central fire cover base 21 buckled with the central fire cover 12; the central fire cover base 21 is provided with a second gas input 7 to deliver gas into the central fire cover 12. Specifically, the central fire cover 12 is a cylindrical structure including a top wall and a surrounding wall extending from the periphery of the top wall, and the third fire holes 43 are formed in the surrounding wall. The central fire cover 12, the central fire cover base 21, the outer ring fire cover 11 and the outer ring fire cover base 22 are matched for use, so that large-area heating can be carried out on the bottom of the cookware, and the heating efficiency is improved.

Specifically, the second fuel gas input portion 7 is an opening formed in the bottom of the central fire cover base 21, each second fuel gas input portion 7 can be connected with an injection device, the injection device mixes fuel gas sprayed out of a nozzle with air, and then the fuel gas is introduced into the central fire cover base 21 through the opening in the bottom of the central fire cover base 21, the opening size of the second fuel gas input portion 7 is matched with a port of the injection device, and clamping portions such as clamping hoops and the like can be arranged at the opening to achieve fixed connection with the injection device. Further optimization, a sealing ring can be arranged on the second fuel gas input part 7 to enhance the sealing property of the joint of the second fuel gas input part 7 and the port of the injection device, so that the phenomenon of fuel gas leakage is prevented, and the safety is improved; the sealing ring can be made of materials with excellent sealing performance such as rubber and the like.

In the above embodiment, as shown in fig. 6, the inner cavity enclosed by the central fire cover 12 and the central fire cover base 21 is provided with the gas distribution portion 8, and the gas distribution portion 8 is provided with a plurality of gas distribution holes 81; the gas distributing part 8 is detachably connected with the inner side wall of the central fire cover 12. Because the central fire cover 12 is relatively small, the supplied air quantity is too low, in order to improve the mixing degree of the fuel gas and the air, the gas distribution part 8 is arranged in the inner cavity surrounded by the central fire cover 12 and the central fire cover base 21, and the fuel gas input by the second fuel gas input part 7 is divided into at least one small fuel gas flow by utilizing the gas distribution holes 81 arranged on the gas distribution part 8, so that one large fuel gas flow is divided into a plurality of small fuel gas flows to be respectively mixed with the air, the mixing degree of the fuel gas and the air can be improved, and the combustion effect is improved. Specifically, divide fire portion 8 can be connected with central fire lid 12 or central fire lid base 21, and preferably, 8 lateral walls of branch gas portion are equipped with the external screw thread, and central fire lid 12 or central fire lid base 21 inside wall are equipped with the internal thread to form detachable threaded connection, the dismantlement and the clearance of convenient branch fire portion.

In the above embodiment, as shown in fig. 5, the center fire cover base 21 is connected to the outer ring fire cover base 22. Specifically, the central fire cover base 21 is located in the middle of the outer ring cover base, and the outer side wall of the central fire cover base 21 is connected with the inner side wall of the outer ring fire cover base 22 through at least one connecting rod, so as to prevent the central fire cover base 21 and the outer ring fire cover base 22 from generating relative displacement and causing uneven heating. The connection of the connecting rod with the central lid base and the outer ring fire lid base 22 can be performed by the conventional techniques in the prior art, such as rivet connection or bolt connection, and will not be described herein.

In another embodiment, as shown in fig. 1 and 5, the fire lid base 2 is provided with a limiting hole 23; the fire cover 1 is provided with a limit column 13 corresponding to the limit hole 23. The spacing posts 13 can be inserted into the corresponding spacing holes 23 to prevent the pot from overturning due to relative movement between the fire lid 1 and the fire lid base 2 when the pot is placed on a user. Specifically, spacing hole 23 sets up on the circumference lateral wall of fire lid 1, and the quantity and the position of spacing hole 23 do not do the restriction, and preferably, spacing hole 23 is two, and two spacing holes 23 set up relatively, and like this, two spacing holes 23 cooperate the corresponding spacing post 13 to produce and prevent that fire lid 1 and fire lid base 2 from producing relative movement's resistance great, and the resistance setting is even, more effectual prevent that fire lid 1 and fire lid base 2 from producing relative movement. Of course, the limit hole 23 may be provided on the fire cover 1, and the limit post 13 may be provided on the fire cover base 2.

The utility model discloses a cooking utensils in another embodiment, including the combustor of above arbitrary embodiment. The burner of the stove has the structure and the beneficial effects of the burner as described in the above embodiments, and the description is omitted.

Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.

Claims

1. The burner is characterized by comprising a fire cover base (2) and a fire cover (1); at least one gas cavity (111) is arranged on the fire cover (1); an air flow channel (3) is formed between two adjacent gas cavities (111); at least one airflow shunting part (112) is arranged on the inner side of the fire cover (1); the fire cover base (2) and the fire cover (1) are combined to form an air flow cavity (9); the air flow channel (3) is communicated with the air flow cavity (9).

2. The burner according to claim 1, wherein the side of the air flow channel (3) corresponding to the side wall of the gas chamber (111) is provided with a first fire hole (41).

3. Burner according to claim 1, characterized in that said fire cover (1) comprises an outer fire cover (11), said gas chamber (111) being located on said outer fire cover (11); the fire cover base (2) comprises an outer ring fire cover base (22) buckled with the outer ring fire cover (11), a first fuel gas input part (6) is arranged on the outer ring fire cover base (22), and the first fuel gas input part (6) corresponds to the airflow shunting part (112).

4. A burner according to claim 3, characterised in that the first gas inlet (6) is provided with a second fire hole (42) on the side corresponding to the air flow chamber.

5. The burner according to claim 4, characterized in that the outer side wall and/or the inner side wall of the outer ring fire cover (11) is provided with a third fire hole (43) and a flame stabilizing hole (5); the aperture of the flame stabilizing hole (5) is smaller than that of the third fire hole (43); the flame stabilizing holes (5) and the third flame holes (43) are arranged at intervals.

6. A burner as claimed in claim 3, characterised in that the upper surface of said gas chamber (111) is sloped from the outer circumference of said outer ring fire cover (11) towards the centre.

7. The burner according to claim 3, characterized in that the fire cover (1) comprises a central fire cover (12), and a third fire hole (43) is formed on the central fire cover (12); the fire cover base (2) comprises a central fire cover base (21) buckled with the central fire cover (12); the central fire cover base (21) is provided with a second gas input part (7) so as to convey gas into the central fire cover (12).

8. The burner according to claim 7, characterized in that an inner cavity enclosed by the central fire cover (12) and the central fire cover base (21) is internally provided with a gas distribution part (8), and the gas distribution part (8) is provided with a plurality of gas distribution holes (81); the gas distribution part (8) is detachably connected with the inner side wall of the central fire cover (12).

9. Burner according to claim 7, characterized in that said central fire cover base (21) is connected to said outer fire cover base (22).

10. Burner according to claim 1, characterized in that the fire cover base (2) is provided with a limit hole (23); and the fire cover (1) is provided with a limiting column (13) corresponding to the limiting hole (23).

11. A hob, characterized in comprising a burner according to any one of the claims 1 to 10.