CN216868545U - Combustor and gas stove - Google Patents

Abstract

The utility model provides a burner and a gas cooker, relating to the technical field of gas cookers, wherein the burner comprises an inner ring fire cover and an outer ring fire cover arranged on the peripheral side of the inner ring fire cover, and the burner also comprises: divide the gas seat, the gas seat is located to the ground bed can be dismantled to the inner ring fire lid, and one of inner ring fire lid and branch gas seat both sets up spacing boss, and another sets up spacing recess, and spacing boss and spacing recess cooperation are used for carrying on spacingly to the rotation of inner ring fire lid on the circumferencial direction. The gas cooker includes a burner. The technical problem that the burner cannot normally burn due to the fact that a fire cover is not installed in place by a user in the prior art is solved, the technical effects of effectively preventing the damage of a combustion system caused by the incorrect installation mode of misloading and reverse loading and prolonging the service life of the combustion system to the maximum extent are achieved.

Description

Combustor and gas stove

Technical Field

The utility model relates to the technical field of gas cookers, in particular to a burner and a gas cooker.

Background

The gas stove is an important kitchen appliance in the cooking process, and the burner is an important device for realizing the cooking purpose of the gas stove. At present, there are many kinds of burners, and the gas mixing path thereof is generally: the gas flows from the nozzle, draws through drawing the ejector pipe to penetrate the back of mixing, flows to the distributor through furnace end and distributor base again, then in the gas mixing chamber that distributor and fire lid cooperation formed, perhaps directly by drawing the ejector pipe flow to the gas mixing chamber that distributor and fire lid cooperation formed, ignites under the effect of striking sparks of electrode needle to through the fire hole blowout, form the flame that is used for the culinary art. In the working process of the burner, the thermocouple senses the flame temperature in real time to realize fire protection.

Among the prior art, the user can wash the combustor after using a period, for example with the fire lid follow distributor base dismantlement get off wash, after wasing, can have the user not in place the installation of fire lid to the condition that can not normally burn appears in messenger's combustor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a burner and a gas cooker so as to solve the technical problem that in the prior art, a burner cover cannot be installed in place by a user, so that the burner cannot burn normally.

In a first aspect, the present invention provides a burner comprising: inner ring fire lid with locate the outer loop fire lid of the periphery side of inner ring fire lid still includes: divide the gas seat, the ground seat can be dismantled to the inner ring fire lid is located divide the gas seat, the inner ring fire lid with divide one of the gas seat between the two to set up spacing boss, and another sets up spacing recess, spacing boss with spacing recess cooperation is used for right the rotation of inner ring fire lid on the circumferencial direction is carried on spacingly.

Furthermore, the limiting boss is arranged in the eccentric area of the gas distribution seat, the limiting groove is arranged on the side wall of the inner ring fire cover, and the notch of the limiting groove is positioned on the bottom end face of the inner ring fire cover.

Further, the gas distribution seat is provided with a support ring which is coaxial with the central line of the gas distribution seat, and part of the top surface of the support ring extends upwards along the vertical direction to form the limit boss;

when the inner ring fire cover is assembled with the gas distribution base, the limiting boss is inserted into the limiting groove, and the bottom end face of the inner ring fire cover is in surface contact with the top face of the supporting ring.

Furthermore, a thermocouple fire protection hole is arranged right above the limiting groove.

Further, an ignition hole is formed in the inner ring fire cover;

the ignition hole and the thermocouple fire-protecting hole are arranged oppositely.

Furthermore, the ignition hole and the thermocouple fire protection hole are both arranged on the outer cylindrical surface of the inner ring fire cover.

Furthermore, a middle ring fire outlet is arranged in the circumferential direction of the inner ring fire cover and located above the thermocouple fire protection hole, and the middle ring fire outlet is arranged on the outer conical surface of the inner ring fire cover.

Furthermore, an inner ring fire outlet groove is further formed in the circumferential direction of the inner ring fire cover and located above the middle ring fire outlet hole, and the radial distance from the inner ring fire outlet groove to the center of the inner ring fire cover is smaller than the radial distance from the middle ring fire outlet hole to the center of the inner ring fire cover.

Furthermore, the middle ring fire outlet hole and the inner ring fire outlet groove adopt different gas supply passages.

Furthermore, the burner also comprises a furnace head seat, and a thermocouple and an ignition needle are arranged on the furnace head seat;

the gas distribution seat is detachably arranged on the furnace head seat, and the head of the thermocouple is positioned on the outer side of the limiting boss and is opposite to the thermocouple fire protection hole.

Has the advantages that:

according to the burner provided by the utility model, the inner ring fire cover is detachably arranged on the gas distribution seat, and when the burner is specifically installed, one of the inner ring fire cover and the gas distribution seat is provided with the limiting boss, the other one of the inner ring fire cover and the gas distribution seat is provided with the limiting groove, and the limiting boss is matched with the limiting groove and used for limiting the rotation of the inner ring fire cover in the circumferential direction, so that when a user reversely installs the inner ring fire cover, or the limiting boss and the limiting groove cannot be matched, the user can timely find out that, or when the limiting groove is not clamped into the limiting boss, the inner ring fire cover is jacked up at one side due to placement interference and used for prompting the user of installation errors.

It can be seen that this utility model's combustor has in the aspect of the installation and prevents slow-witted nature and uniqueness, makes the user only under the correct mounting means, just can normal use, can effectively prevent to use and cause combustion system's damage, furthest's extension combustion system's life under the incorrect mounting means of misloading and anti-dress.

In a second aspect, the present invention provides a gas hob including: the burner of any preceding embodiment.

Has the advantages that:

the gas cooker provided by the utility model comprises the combustor, so that the technical advantages and effects of the gas cooker also comprise the technical advantages and effects of the combustor, and are not repeated herein.

Drawings

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

FIG. 1 is a schematic structural diagram of a combustor provided in an embodiment of the present invention;

FIG. 2 is a partially broken away schematic view of a combustor;

FIG. 3 is a schematic structural view of the gas distributor;

FIG. 4 is a schematic view of the inner ring fire cover from one perspective;

fig. 5 is a schematic structural diagram of the inner ring fire cover in another view angle.

An icon:

100-inner ring fire cover; 110-a limiting groove; 120-thermocouple fire protection holes; 130-a firing hole; 140-medium ring fire outlet; 150-inner ring fire outlet groove;

200-gas distribution seat; 210-a support ring; 211-a limit boss;

300-a burner base; 310-a thermocouple; 320-ignition needle.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Some embodiments of the utility model are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Example one

Referring to fig. 1 and 2, the first embodiment provides a burner, which includes an inner ring fire cover 100 and an outer ring fire cover disposed on the outer peripheral side of the inner ring fire cover 100, and further includes a gas distribution base 200, the inner ring fire cover 100 is detachably seated on the gas distribution base 200, one of the inner ring fire cover 100 and the gas distribution base 200 is provided with a limit boss 211, the other is provided with a limit groove 110, and the limit boss 211 is matched with the limit groove 110 and used for limiting the rotation of the inner ring fire cover 100 in the circumferential direction.

The combustor that this embodiment provided, gas distribution seat 200 is located to inner ring fire lid 100 can dismantle the ground seat, when concrete installation, because one of inner ring fire lid 100 and gas distribution seat 200 sets up spacing boss 211, another sets up spacing recess 110, spacing boss 211 and spacing recess 110 cooperation, be used for spacing to inner ring fire lid 100 rotation on the circumferencial direction, consequently, when the user with inner ring fire lid 100 reverse installation, or, when spacing boss 211 can not cooperate with spacing recess 110, the user can in time discover, or, when spacing recess 110 does not block in spacing boss 211, make inner ring fire lid 100 unilateral jack-up because of placing the interference, be used for indicateing user's installation error.

Therefore, the combustor of the embodiment has foolproof performance and uniqueness in the installation aspect, so that a user can normally use the combustor only in a correct installation mode, the damage to a combustion system caused by the use of the combustor in an incorrect installation mode of misloading and reverse loading can be effectively prevented, and the service life of the combustion system is prolonged to the maximum extent.

In an embodiment of the present application, referring to fig. 2, the limiting boss 211 is disposed in the eccentric region of the gas distribution base 200, the limiting groove 110 is disposed on the side wall of the inner fire cover 100, and the notch of the limiting groove 110 is located at the bottom end surface of the inner fire cover 100, so that the advantage of such arrangement is that the limiting groove 110 on the inner fire cover 100 is not aligned with the limiting boss 211 of the gas distribution base 200, that is, when the inner fire cover 100 cannot be fitted, the bottom end surface of the inner fire cover 100 deviating from the limiting groove 110 contacts with the limiting boss 211, so as to jack up the single side of the inner fire cover 100, so that a user can timely and intuitively perceive the inner fire cover 100, and the inner fire cover 100 is installed in place by further rotating the inner fire cover 100.

Specifically, referring to fig. 3, the gas distribution base 200 has a support ring 210 coaxial with the center line thereof, and a part of the top surface of the support ring 210 extends vertically upward to form a limit boss 211; when the inner ring fire cover 100 is assembled with the gas distribution base 200, the limit boss 211 is inserted into the limit groove 110, and the bottom end surface of the inner ring fire cover 100 is in surface contact with the top surface of the support ring 210, so as to limit the axial direction of the inner ring fire cover 100.

Optionally, the support ring 210 and the limit boss 211 are integrally configured, or the support ring and the limit boss are separately configured, and of course, the structural form that can be matched with the limit groove 110 is within the protection scope of the present invention.

Further, the inner peripheral side of the support ring 210 is provided with a plurality of circles of air-isolating rings, the air-isolating rings are tightly abutted to the side walls of the air-isolating rings closest to the support ring 210, and the height of the support ring 210 is low, wherein the inner side surface of the inner ring fire cover 100 provided with the limiting groove 110 is sleeved on the outer peripheral surface of the air-isolating ring closest to the support ring 210, so that the radial direction of the inner ring fire cover 100 can be limited.

Referring to fig. 4, a thermocouple fire-protecting hole 120 is provided right above the limiting recess 110.

Among them, the thermocouple fire protection holes 120 in the present embodiment are provided in three.

Referring to fig. 5, the inner ring fire cover 100 is provided with an ignition hole 130; the ignition hole 130 is disposed opposite to the thermocouple ignition hole 120.

Among them, the ignition holes 130 in the present embodiment are provided in three.

Further, referring to fig. 4 and 5, the ignition hole 130 and the thermocouple fire-protecting hole 120 are disposed on the outer cylindrical surface of the inner ring fire cover 100.

Referring to fig. 4, the inner ring fire cover 100 is circumferentially provided with middle ring fire outlet holes 140, the middle ring fire outlet holes 140 are located above the thermocouple fire protection holes 120, and the middle ring fire outlet holes 140 are disposed on the outer circular conical surface of the inner ring fire cover 100.

When the thermocouple ignition-protecting hole 120 and the middle ring ignition hole 140 are arranged on the outer cylindrical surface of the inner ring ignition cover 100 and the middle ring ignition fire outlet hole 140 is arranged on the outer conical surface of the inner ring ignition cover 100, because the thermocouple ignition-protecting hole 120, the ignition hole 130 and the middle ring ignition fire outlet hole 140 are respectively arranged on different layers, the flame of the middle ring ignition fire outlet hole 140 can be furthest far away from the thermocouple 310 and the ignition needle 320; when the position is not placed in place, the fuel can not be combusted normally, and a user can be reminded of placing the fuel correctly.

Referring to fig. 4, the inner ring fire outlet groove 150 is further formed in the circumferential direction of the inner ring fire cover 100, the inner ring fire outlet groove 150 is located above the middle ring fire outlet hole 140, and the radial distance from the inner ring fire outlet groove 150 to the center of the inner ring fire cover 100 is smaller than the radial distance from the middle ring fire outlet hole 140 to the center of the inner ring fire cover 100.

Further, the middle ring fire outlet hole 140 and the inner ring fire outlet groove 150 adopt different gas supply passages, so that the maximum fire power of the inner ring fire can be correspondingly reduced without influencing the heat efficiency and the heating uniformity of the pot bottom. So set up, can satisfy daily soup stewing, boil out the soup, boil the petty fire demand of porridge and hot milk, solve the soup and overflow the pot and heat the problem that the food burnt, realize that minimum fire power reaches the limit petty fire power of 150 ~ 200W.

Specifically, the gas supply passage is provided as two paths that are not communicated with each other, wherein one path is used to provide the gas required for combustion for the inner ring fire outlet 150, the other path is provided with two branches, one branch is used to provide the gas required for combustion for the middle ring fire outlet 140, and the other branch provides the gas required for combustion for the outer ring fire outlet.

On the basis of the above embodiment, referring to fig. 1 and 2, the burner further comprises a burner base 300, wherein the burner base 300 is provided with a thermocouple 310 and an ignition pin 320; the gas distribution base 200 is detachably seated on the burner base 300, and the head of the thermocouple 310 is located outside the limit boss 211 and is opposite to the thermocouple fire protection hole 120.

The head of the thermocouple 310 is arranged opposite to the thermocouple fire protection hole 120, and when the air-fuel mixture sprayed from the thermocouple fire protection hole 120 is combusted, flame can be burnt on the head of the thermocouple, so that the flame extinction protection effect is achieved; the ignition hole 130 corresponds to a head portion of the ignition needle 320, and the air-fuel mixture jetted from the ignition hole 130 is ignited when the head portion of the ignition needle 320 discharges.

When a user installs the valve, when the limiting groove 110 on the inner ring fire cover 100 is not aligned with the limiting boss 211 of the gas distribution base 200, namely the valve cannot be matched with the gas distribution base 200 completely, a gap exists between the valve and the gas distribution base 200, the limiting boss 211 is arranged at the thermocouple 310, the gap at the thermocouple 310 is the largest, and when the valve body rotates to a small fire state of 170 degrees, the largest gap at the thermocouple 310 enables air-mixed gas of the small fire to flow into the middle ring fire outlet hole 140 along with the gaps at two sides; at this time, the air-fuel mixture flowing into the thermocouple fire-holding hole 120 is lost in the middle, and thus the user cannot be reminded of the correct placement by the misfire phenomenon in the normal use of the thermocouple 310.

Example two

The second embodiment further provides a gas cooker, which includes the burner of the first embodiment. The gas cooker provided by the embodiment comprises the burner, so that the technical advantages and effects achieved by the gas cooker also comprise the technical advantages and effects achieved by the burner, and further description is omitted.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims (11)

1. A burner, comprising: inner ring fire lid (100) with locate the outer ring fire lid of the periphery side of inner ring fire lid (100), its characterized in that still includes: divide gas seat (200), inner ring fire lid (100) can be dismantled the ground and seat and locate divide gas seat (200), inner ring fire lid (100) with divide gas seat (200) one of them to set up spacing boss (211), and another sets up spacing recess (110), spacing boss (211) with spacing recess (110) cooperation is used for right the rotation of inner ring fire lid (100) on the circumferencial direction is spacing.

2. The burner according to claim 1, wherein the limit boss (211) is disposed at an eccentric area of the gas distributor base (200), the limit groove (110) is disposed at a side wall of the inner ring fire cover (100), and a notch of the limit groove (110) is located at a bottom end surface of the inner ring fire cover (100).

3. The burner according to claim 2, wherein the gas distribution base (200) is provided with a support ring (210) which is coaxial with the central line of the gas distribution base, and a part of the top surface of the support ring (210) extends upwards vertically to form the limit boss (211);

when the inner ring fire cover (100) is assembled with the gas distribution seat (200), the limiting boss (211) is inserted into the limiting groove (110), and the bottom end surface of the inner ring fire cover (100) is in surface contact with the top surface of the support ring (210).

4. The burner according to claim 1, wherein a thermocouple fire protection hole (120) is provided right above the limiting groove (110).

5. The burner as claimed in claim 4, wherein the inner ring fire cover (100) is provided with a firing hole (130);

the ignition hole (130) is arranged opposite to the thermocouple fire protection hole (120).

6. The burner of claim 5, wherein the ignition hole (130) and the thermocouple ignition hole (120) are both disposed on an outer cylindrical surface of the inner ring flame cover (100).

7. The burner according to claim 6, wherein the inner ring fire cover (100) is circumferentially provided with a middle ring fire outlet (140), the middle ring fire outlet (140) is located above the thermocouple fire protection hole (120), and the middle ring fire outlet (140) is arranged on an outer conical surface of the inner ring fire cover (100).

8. The burner according to claim 7, characterized in that an inner ring fire outlet groove (150) is further formed in the circumferential direction of the inner ring fire cover (100), the inner ring fire outlet groove (150) is located above the middle ring fire outlet hole (140), and the radial distance from the inner ring fire outlet groove (150) to the center of the inner ring fire cover (100) is smaller than the radial distance from the middle ring fire outlet hole (140) to the center of the inner ring fire cover (100).

9. The burner of claim 8, wherein the middle ring fire hole (140) and the inner ring fire hole (150) both use different gas supply paths.

10. The burner according to any one of claims 4 to 9, further comprising a burner base (300), wherein the burner base (300) is provided with a thermocouple (310) and an ignition pin (320);

the gas distribution seat (200) is detachably arranged on the furnace head seat (300), and the head of the thermocouple (310) is located on the outer side of the limiting boss (211) and opposite to the thermocouple fire protection hole (120).

11. A gas cooker, characterized by comprising: a burner as claimed in any one of claims 1 to 10.

Images