CN220624031U - Nozzle and gas cooker - Google Patents

Abstract

The utility model provides a nozzle and a gas cooker, which are used for the gas cooker, wherein the nozzle comprises a body, an induced draft part, a first inner diameter section and a second inner diameter section; the second inner diameter section and the first inner diameter section are sequentially arranged from one end of the body along the axial direction of the body, and the first inner diameter section is communicated with the second inner diameter section; the inner diameter of the second inner diameter section is larger than that of the first inner diameter section; the induced air part penetrates through the second inner diameter section. The induced air portion guides air flow, so that fuel gas and air are better mixed, the first inner diameter section is communicated with the second inner diameter section, a pipeline section which is sequentially arranged from one end of the body along the axis direction of the body is formed, the inner diameter is slightly larger than the first inner diameter section, the air can smoothly flow, the flow and the diffusion of the air are enhanced, and the uniformity and the completeness of combustion are improved. The arrangement of the induced air part can further increase the strength and stability of the air flow, the nozzle can better mix the fuel gas with the oxygen, the combustion efficiency and stability are improved, and the gas waste is reduced.

Description

Nozzle and gas cooker

Technical Field

The utility model relates to the field of stoves, in particular to a nozzle and a stove.

Background

With the popularization of air inlet cooking utensils on big firepower, its market maintenance rate receives the wide attention of everyone, and the nozzle among the prior art still can be blockked up after having the overflow to flow through shielding structure in the use for the nozzle is easy to be blocked, load decay is serious after long-time use, and the nozzle lacks the structure of cooling certainly moreover, and the in-process that the gas directly sprays from the nozzle and air mixing effect is poor, leads to cooking utensils firepower to diminish, and efficiency reduces.

Disclosure of Invention

The utility model aims to overcome the defects that in the prior art, a nozzle cannot be cooled automatically, the mixing effect of fuel gas and air is poor, and the combustion efficiency is reduced.

The utility model solves the technical problems by the following technical scheme:

a nozzle for a gas cooker comprises a body, an induced draft part, a first inner diameter section and a second inner diameter section; the second inner diameter section and the first inner diameter section are sequentially arranged from one end of the body along the axial direction of the body, and the first inner diameter section is communicated with the second inner diameter section; the inner diameter of the second inner diameter section is larger than that of the first inner diameter section; the induced air part penetrates through the second inner diameter section.

In this scheme, the body is the main part of nozzle, can play the supporting role to the nozzle and be used for connecting other parts simultaneously, induced air portion is used for guiding the air current for the mixing effect of gas and air is better, thereby increases the efficiency of burning, and first internal diameter section and second internal diameter section intercommunication form the pipeline section that arranges in proper order from the one end of body along the axis direction of body, and the internal diameter slightly is greater than first internal diameter section, makes gas can smoothly flow, helps strengthening the flow and the diffusion of gas, has increased homogeneity and the completeness of burning. The setting of induced air portion can further increase the intensity and the stability of air current, and the nozzle can make gas and oxygen mix better, improves combustion efficiency, reduces gaseous waste, has increased the stability of burning simultaneously.

Preferably, the body comprises a shut-off portion and a base, one end of the shut-off portion is communicated with the base, and the other end of the shut-off portion is communicated with the first inner diameter section; the size of the cutout is smaller than the size of the base and smaller than the size of the first inner diameter section.

In the scheme, the body comprises the interception part and the base, so that the gas flow can be effectively separated and controlled, and the gas smoothly enters the interception part from the base and then enters the first inner diameter section; through the communication design of guiding air current and optimizing the internal diameter section, the nozzle can fully mix gas and oxygen, further improves combustion efficiency. The existence of the cut-off part can optimize the direction of gas flow, further enhance the mixing and burning effect of the gas, and improve the burning stability and completeness, thereby providing a more efficient, environment-friendly and stable cooking experience for the gas cooker. The shut-off portion is a part of the nozzle and has a size smaller than the size of the base. This design effectively separates and controls the flow of gas such that the flow of gas is restricted, directs the flow of gas along the path of the cutout, provides an orderly supply of gas flow, and simultaneously enables the gas flow within the base to be ejected at high velocity into the next stage of gas flow path via the cutout.

Preferably, along the axial direction of the body, the inner diameter of the first inner diameter section gradually decreases from the connecting end with the second inner diameter section to the connecting end with the intercepting part; or, the inner diameter of the first inner diameter section is a fixed value.

In the scheme, the inner diameter of the first inner diameter section can be gradually changed into a value, so that the inner diameter of the second inner diameter section towards the first inner diameter section is gradually reduced, the inner diameter of the first inner diameter section can be set into a fixed value, the size of the inner diameter value can be adjusted according to specific use scenes and installation positions, the use is more flexible, the limitation of the inner diameter is avoided, and meanwhile, the effect of adjusting the airflow velocity and pressure can be realized.

Preferably, the air guiding part is provided with a plurality of air guiding holes; the plurality of air guiding holes are arranged at intervals along the circumferential direction of the second inner diameter section, and each air guiding hole penetrates through the side wall of the second inner diameter section.

In this scheme, the induced air portion appears in the form of induced air hole, provides the guide and the enhancement function of air current through the induced air hole. The presence of the induced draft helps to increase the oxygen supply for combustion, improving combustion efficiency and flame stability. Under the induced air effect of a plurality of induced air holes, can let the air current get into the nozzle freely, form more powerful induced air effect, provide more even air current distribution and oxygen suppliment effect, optimized flame's formation and combustion process, further improved combustion efficiency and controllability.

Preferably, the first inner diameter section has a size not greater than the size of the base.

In this arrangement, the design of the first inner diameter section to be smaller in size than the second inner diameter section helps control the gas flow and creates a higher velocity and a higher pressure in the first inner diameter section. Through the size difference, the focusing and acceleration of the gas are promoted, so that the mixing effect of the gas is improved, and the mixing quality of the fuel gas and the oxygen is improved. Meanwhile, the larger second inner diameter section provides more space, so that combustion can be better mixed with air, combustion of fuel gas is more sufficient, and combustion efficiency and stability are improved.

Preferably, the outer circumference of the nozzle is covered with a hydrophobic oleophobic coating.

In this solution, the hydrophobic oleophobic coating can cause the liquid to develop a lower adhesion on the nozzle surface, thereby allowing the liquid to roll off the surface quickly. The liquid is difficult to stay on the surface of the nozzle, so that the possibility of liquid residue and blockage is reduced, and the service life of the nozzle is prolonged. So that the cleaning work is more convenient and efficient. At the same time, the risk of clogging and fouling is reduced, as the liquid does not adhere to the nozzle surface easily. Ensuring the high efficiency and smoothness of the cooking process.

A gas cooker comprising a gas channel, the gas cooker comprising a nozzle as described above, the nozzle being arranged inside the gas cooker.

In this scheme, the gas passageway is the part that is responsible for transmitting the gas from the gas supply pipeline to the nozzle in the whole gas cooking utensils, and the gas passageway can ensure quick, the stable transmission of gas, makes the gas can supply to the nozzle in high-efficient to ensure the efficiency and the stability of burning.

Preferably, the gas cooker comprises a gas base, the body is arranged in the gas base, and the cut-off part is arranged in the gas base.

In this scheme, the body of nozzle sets up in the gas base, and the shutoff portion sets up inside the gas base, helps reducing the gas nozzle and receives the jam risk of substances such as grease, impurity and food material residue, can also reduce the nozzle and take place to shift or damage the possibility because of external factor (such as improper operation, external force striking etc.), improves the stability and the life of nozzle.

Preferably, the gas cooker comprises a gas channel, and the inner side wall of the gas channel is provided with a second connecting piece; the outer side wall of the nozzle is provided with a first connecting piece; the first connecting piece is connected with the second connecting piece and is used for enabling the nozzle to be communicated with the gas channel.

In this scheme, can ensure connectivity and close connection of nozzle and gas passageway through connecting first connecting piece with the second connecting piece, the possibility that the tight connection helps reducing the gas leakage for the gas can be transmitted to the nozzle with high efficiency, and reduced the gas leakage to user's security risk. The stable connection ensures that the gas is smoothly transmitted from the channel to the nozzle, and ensures that the gas cooker works normally. The installation and maintenance process of the gas cooker is simplified. The nozzle can be inserted or removed relatively easily, reducing the complexity of operation and difficulty of maintenance. This is very convenient for the user to use and maintain.

Preferably, the first connection and the second connection are provided as threads.

In this scheme, design first connecting piece and second connecting piece as threaded connection can realize firm reliable connection. The threaded connection has good fastening performance, so that the connection between the nozzle and the gas channel is firmer. The connecting mode can bear certain tensile force and vibration, so that the connection cannot loosen or fail, and the stability and the reliability of the system are improved. The design of using threaded connection can make the installation and the dismantlement of nozzle and gas passageway simpler and more convenient. The user only needs to rotate the first connecting piece and the second connecting piece, so that tight connection or disconnection can be realized. Compared with other connection modes, such as welding or fixing nuts, the threaded connection omits the complex operation of welding and tools, and reduces the difficulty of installation and maintenance.

The utility model has the positive progress effects that:

the body is the main part of nozzle, can play the supporting role to the nozzle and be used for connecting other parts simultaneously, induced air portion is used for guiding the air current for the mixing effect of gas and air is better, thereby increases the efficiency of burning, and first internal diameter section and second internal diameter section intercommunication form the pipeline section that arranges in proper order from the one end of body along the axis direction of body, and the internal diameter slightly is greater than first internal diameter section, makes gas can smoothly flow, helps strengthening the flow and the diffusion of gas, has increased the homogeneity and the completeness of burning. The setting of induced air portion can further increase the intensity and the stability of air current, and the nozzle can make gas and oxygen mix better, improves combustion efficiency, reduces gaseous waste, has increased the stability of burning simultaneously.

Drawings

FIG. 1 is a schematic view of a nozzle according to the present utility model;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is a schematic view of the structure of the gas cooker of the utility model;

fig. 4 is a schematic view of the structure of the nozzle installation and the interior of the gas cooker in the utility model.

Description of the reference numerals

100 gas kitchen ranges

1 nozzle

10 body

101 cut-off part

102 base

20 first inner diameter section

30 second inner diameter section

40 induced air hole

50 first connector

2 gas base

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and thus the present utility model is not limited to the scope of the embodiments.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

As shown in fig. 1 to 4, the present utility model provides a nozzle 1 for a gas cooker 100, the nozzle 1 including a body 10, a wind inducing portion, a first inner diameter section 20 and a second inner diameter section 30; the second inner diameter section 30 and the first inner diameter section 20 are sequentially arranged from one end of the body 10 along the axial direction of the body 10, and the first inner diameter section 20 and the second inner diameter section 30 are communicated; the second inner diameter section 30 has an inner diameter greater than the inner diameter of the first inner diameter section 20; the induced draft portion is disposed through the second inner diameter section 30. The body 10 is the main part of nozzle 1, can play the supporting role to nozzle 1 and be used for connecting other parts simultaneously, induced air portion is used for guiding the air current for the mixing effect of gas and air is better, thereby increases the efficiency of burning, and first internal diameter section 20 and second internal diameter section 30 intercommunication form the pipeline section that arranges in proper order from the one end of body 10 along the axis direction of body 10, and the internal diameter slightly is greater than first internal diameter section 20, makes gas can smoothly flow, helps strengthening the flow and the diffusion of gas, has increased the homogeneity and the completeness of burning. The setting of induced air portion can further increase the intensity and the stability of air current, and nozzle 1 can make gas and oxygen mixture better, improves combustion efficiency, reduces gaseous waste, has increased the stability of burning simultaneously.

As shown in fig. 1 and 2, the body 10 includes a shut-off portion 101 and a base 102, one end of the shut-off portion 101 being in communication with the base 102 and the other end being in communication with the first inner diameter section 20. The body 10 includes a cutout 101 and a seat 102 effective to separate and control the flow of gas from the seat 102 into the cutout 101 and then into the first inner diameter section 20; through the communication design of guiding the air flow and optimizing the inner diameter section, the nozzle 1 can fully mix the fuel gas and the oxygen, and further improve the combustion efficiency. The presence of the shut-off portion 101 may optimize the direction of gas flow, further enhance the mixing and combustion of the gases, and enhance the stability and completeness of combustion, thereby providing a more efficient, environmentally friendly and stable cooking experience for the gas cooker 100, in this embodiment, the shut-off portion 101 may be configured as a section of smaller diameter cylindrical shut-off aperture. In some embodiments, it may also consist of a plurality of smaller diameter cells.

As shown in fig. 1, the air guiding part is provided with a plurality of air guiding holes 40; the plurality of air guiding holes 40 are arranged at intervals along the circumferential direction of the second inner diameter section 30, and each air guiding hole 40 penetrates through the side wall of the second inner diameter section 30. The air inducing portion is in the form of an air inducing hole 40, and provides guiding and enhancing functions of the air flow through the air inducing hole 40. The presence of the induced draft helps to increase the oxygen supply for combustion, improving combustion efficiency and flame stability. Under the induced air action of the plurality of induced air holes 40, air flow can freely enter the nozzle 1 to form a stronger induced air effect, a more uniform air flow distribution and oxygen supply effect are provided, the flame formation and combustion process are optimized, and the combustion efficiency and controllability are further improved.

As shown in fig. 2, the size of the cutoff portion 101 is smaller than the size of the base 102. The shut-off portion 101, which is part of the nozzle 1, has a smaller size than the base 102. This design effectively separates and controls the flow of gas such that the flow of gas is restricted, directs the gas along the path of the cutout 101, provides an orderly supply of gas flow, and simultaneously enables the gas flow within the base 102 to be injected into the next stage of gas flow path at high velocity via the cutout 101.

The first inner diameter section 20 has a smaller size than the second inner diameter section 30; and the first inner diameter section 20 is no greater in size than the base 102. The design of the first inner diameter section 20 to be smaller in size than the second inner diameter section 30 helps to control the gas flow and creates higher velocities and greater pressures in the first inner diameter section 20. Through the size difference, the focusing and acceleration of the gas are promoted, so that the mixing effect of the gas is improved, and the mixing quality of the fuel gas and the oxygen is improved. The larger second inner diameter section 30 provides more space at the same time, so that combustion can be better mixed with air, combustion of fuel gas is more sufficient, and combustion efficiency and stability are improved.

In this embodiment, the first inner diameter section 20 and the second inner diameter section 30 are cylindrical passages with constant inner diameter values, and the structure can make the velocity change of the passing gas flow more obvious, so as to improve the realization of stable gas pressure and improve the gas mixing effect. In some embodiments, the first inner diameter section 20 and the second inner diameter section 30 are in an inner diameter gradual change structure, that is, the diameter of the channel gradually increases in the process from the first inner diameter section 20 to the second inner diameter section 30, so that the gas flow rate changes more uniformly, in other alternative embodiments, the inner diameter of the first inner diameter section 20 can be a gradual change value, so that the inner diameter from the second inner diameter section 30 towards the first inner diameter section 20 gradually decreases, and when the inner diameter of the first inner diameter section 20 is in a gradual change structure with gradually decreasing size, the cone angle corresponding to the cone formed by the first inner diameter section 20 is smaller than 12 °. The inner diameter of the first inner diameter section 20 can be set to be a fixed value, so that the size of the inner diameter value can be adjusted according to specific use scenes and installation positions, the use is more flexible, the limitation of the inner diameter value is avoided, and the effect of adjusting the airflow velocity and the pressure can be realized.

In this embodiment, the outer circumference of the nozzle 1 is covered with a hydrophobic oleophobic coating. The hydrophobic oleophobic coating enables the liquid to create a low adhesion on the surface of the nozzle 1, allowing the liquid to roll off the surface rapidly. The liquid is difficult to stay on the surface of the nozzle 1, the possibility of liquid residue and blockage is reduced, and the service life of the nozzle 1 is prolonged. So that the cleaning work is more convenient and efficient. At the same time, the risk of clogging and fouling is reduced, as the liquid does not adhere easily to the surface of the nozzle 1. Ensuring the high efficiency and smoothness of the cooking process.

As shown in fig. 3, the present utility model further provides a gas cooker 100 on the basis of the nozzle 1, the gas cooker 100 including a gas passage, the gas cooker 100 including the nozzle 1 as described above, the nozzle 1 being disposed inside the gas cooker 100. The gas channel is a part of the whole gas cooker 100 responsible for transmitting the gas from the gas supply pipe to the nozzle 1, and can ensure the rapid and stable transmission of the gas, so that the gas can be efficiently supplied to the nozzle 1, thereby ensuring the combustion efficiency and stability.

As shown in fig. 3 and 4, the gas cooker 100 includes a gas base 2, and a body 10 is provided in the gas base 2.

In this scheme, the body 10 of nozzle 1 sets up in gas base 2, and shutoff portion 101 sets up in gas base 2 inside promptly, helps reducing the jam risk that gas nozzle 1 received substances such as grease, impurity and food material residue, can also reduce nozzle 1 and take place to shift or damage the possibility because of external factors (such as improper operation, external force striking etc.), improves nozzle 1's stability and life.

The gas cooker 100 comprises a gas channel, and the inner side wall of the gas channel is provided with a second connecting piece; the outer side wall of the nozzle 1 is provided with a first connection piece 50; the first connection member 50 is connected to the second connection member for allowing the nozzle 1 to communicate with the gas passage. The connectivity and tight connection of the nozzle 1 with the gas channel can be ensured by connecting the first connection 50 with the second connection, which tight connection helps to reduce the possibility of gas leakage, ensures that gas can be efficiently transferred to the nozzle 1, and eliminates the safety risk of gas leakage for the user. The firm connection ensures smooth transfer of the gas from the channel to the nozzle 1, ensuring proper operation of the gas cooker 100. The installation and maintenance process of the gas cooker 100 is simplified. The nozzle 1 can be inserted or removed relatively easily, reducing the complexity of operation and difficulty of maintenance. This is very convenient for the user to use and maintain.

In some embodiments, the first and second connectors 50 and 50 may be provided as snap and groove, respectively, or a slide and protrusion structure, such that the nozzle 1 can be tightly coupled with the gas cooker 100.

In the present embodiment, as shown in fig. 1, the first connection member 50 and the second connection member are provided as threads. Designing the first connection 50 and the second connection as a threaded connection allows a secure and reliable connection. The threaded connection has good fastening properties, so that the connection between the nozzle 1 and the gas channel is more secure. The connecting mode can bear certain tensile force and vibration, so that the connection cannot loosen or fail, and the stability and the reliability of the system are improved. The use of a threaded connection allows for easier installation and removal of the nozzle 1 from the gas channel. The user simply rotates the first connector 50 and the second connector to achieve tight connection or disconnection. Compared with other connection modes, such as welding or fixing nuts, the threaded connection omits the complex operation of welding and tools, and reduces the difficulty of installation and maintenance.

While specific embodiments of the utility model have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and the scope of the utility model is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the principles and spirit of the utility model, but such changes and modifications fall within the scope of the utility model.

Claims (10)

1. A nozzle for a gas cooker, characterized in that the nozzle comprises a body, an induced draft part, a first inner diameter section and a second inner diameter section;

the second inner diameter section and the first inner diameter section are sequentially arranged from one end of the body along the axial direction of the body, and the first inner diameter section and the second inner diameter section are communicated; the inner diameter of the second inner diameter section is larger than the inner diameter of the first inner diameter section; the induced air portion penetrates through the second inner diameter section.

2. The nozzle of claim 1, wherein the body comprises a shut-off portion and a base, one end of the shut-off portion being in communication with the base and the other end being in communication with the first inner diameter section;

the cut-off is smaller in size than the base and smaller in size than the first inner diameter section.

3. The nozzle of claim 2, wherein the first inner diameter section has a size that is no greater than the size of the base.

4. A nozzle as claimed in claim 3, wherein the inner diameter of the first inner diameter section decreases progressively from the connection end with the second inner diameter section to the connection end with the shut-off section along the axial direction of the body;

or, the inner diameter of the first inner diameter section is a fixed value.

5. The nozzle of claim 1, wherein the air inducing portion is provided as an air inducing hole, the air inducing hole being provided in plurality;

the plurality of air inducing holes are arranged at intervals along the circumferential direction of the second inner diameter section, and each air inducing hole penetrates through the side wall of the second inner diameter section.

6. A nozzle as claimed in claim 1, wherein the outer periphery of the nozzle is covered with a hydrophobic oleophobic coating.

7. A gas hob including a gas channel, characterized in, that the gas hob includes a nozzle according to any one of the claims 1-6, said nozzle being arranged inside the gas hob.

8. The gas cooker of claim 7, wherein the gas cooker comprises a gas base, the body comprising a cutout and a base; the body is arranged in the gas base, and the cut-off part is arranged in the gas base.

9. The gas cooker of claim 7, wherein the gas cooker comprises a gas channel, an inner sidewall of the gas channel being provided with a second connection;

the outer side wall of the nozzle is provided with a first connecting piece;

the first connecting piece is connected with the second connecting piece, so that the nozzle is communicated with the gas channel.

10. The gas hob according to claim 9, characterized in, that the first connection piece and the second connection piece are provided as threads.