Utility model content
The main dissatisfied technical problem certainly of the utility model is to provide one kind and is easy to clear up, and the burner that combustion efficiency is good
Another main dissatisfied technical problem certainly of the utility model is to provide a kind of simple in construction, and combustion efficiency is good, has
The burner of burning prevention function, while a kind of gas-cooker for being provided with the burner is provided.
To achieve the above object, the technical solution of the utility model is：
A kind of burner fire lids, several are provided with fire cover and goes out fiery groove and steady fiery groove, it is described go out fiery groove vertical section
To be square.
To achieve the above object, another technical scheme of the present utility model is：
A kind of burner fire lid, several are provided with fire cover and goes out fiery groove and steady fiery groove, the steady fiery groove is with entering
Mouth and the square chamber of outlet.
Further, the width of the steady fiery groove entrance is less than the width of outlet.
Further, one or more steady fiery grooves are provided between fiery groove is gone out described in adjacent two.
Another technical scheme of the present utility model is：
A kind of burner, including burner, fire cover seat is installed on the burner, fire cover is installed on fire cover seat, in fire
Cover and be provided with out fiery groove, there is the through hole run through at the center of the fire cover, fire cover seat and burner, installed in the through hole
Dry-burning preventing sensor, is provided with interior ring cavity and outer ring cavity on the fire cover seat, and the interior ring cavity surrounds the through hole in a ring
Set, the gas outlet of the burner connect with the interior ring cavity, it is described go out fiery groove connected with outer ring cavity, the interior ring cavity with outside
Connected between ring cavity by interface channel.
Further, the interface channel is circumferentially uniformly arranged multiple, is air flow channel between the interface channel.
Further, alignment pin protruding upward is provided with above the interior ring cavity of the fire cover seat, is set in fire cover
There is the locating slot with the indent of the detent fit.
Further, it is described go out fiery groove be opened in the fire cover side wall, it is described go out fiery groove vertical section to be square.
Further, steady fiery groove is additionally provided with the side wall of the fire cover, the steady fiery groove is with entrance and exit
Square chamber, it is described to export the lower section for being located at fiery groove.
Further, the steady fiery groove be arranged on two it is adjacent go out between fiery groove, the outlet of the steady fiery groove is opened in chamber
Bottom wall on, export the upper surface of fire cover seat between have for combustion gas outflow space.
Further, the steady space between fiery groove and fire cover seat is in continuous annular along the circumferentially extending of fire cover side wall.
Another technical scheme of the present utility model is：
A kind of gas-cooker, burner as described above is installed.
In summary, a kind of burner fire lid, burner and gas-cooker provided by the utility model, with prior art phase
Than having the following advantages that：
(1) dry-burning preventing sensor is installed, realizes burning prevention function by rational structure design on monocyclic burner,
Overall structure is simple, is easy to dismounting cleaning.
(2) by setting fire cover seat, and ring cavity and outer ring cavity, utilization in setting on fire cover seat between fire cover and burner
Fire cover seat plays a part of buffering to air-flow, while combustion gas is just burnt after the mixing of two cavitys, makes combustion gas mixing more
Add uniformly, and can make it is each go out fiery groove gas pressure it is identical, even flame form is good, burning it is more abundant, combustion efficiency is more
It is good.
(3) the fiery groove that goes out in the utility model fire cover uses squared design, and air-flow is going out the guiding extended length in fiery groove,
Go out the area of section increase of fiery groove, not only increase air flow rate, gaseous-pressure is balanced, and flame is more stable, is also less prone to
Carbon distribution in fiery groove, it is especially susceptible to clean.
(4) by setting steady fiery groove in fire cover, and steady fiery groove is designed to the square structure of less entrance and bigger exit, made
Steady fire is better, further ensures the combustion efficiency of flame.
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings：
As shown in Figures 2 to 4, a kind of burner provided by the utility model, is monocyclic burner, including burner 1, fire cover
2 and fire cover seat 4, the grafting of fire cover seat 4 is arranged on burner 1, and the grafting of fire cover 2 is arranged on fire cover seat 4, in the side in the outside of fire cover 2
One is set to iris out fiery groove 3 on wall, combustion gas goes out fiery groove 3 by several and sprays after-combustion.In fire cover 2, fire cover seat 4 and burner 1
The heart has the through hole 5 run through, and dry-burning preventing sensor 6 is fixed through through hole 5.The bottom of dry-burning preventing sensor 6 is solid by support etc.
Determine structure to be fixedly mounted on burner 1, can also be fixedly mounted on as needed on the drain pan of gas-cooker, dry-burning preventing sensor 6
Top be used to detect the temperature of cookware base, with the keying of the temperature automatic control burner according to cookware base.
The top of burner 1 is provided with gas outlet 7, gas outlet 7 using annular structure, and by protruding upward,
Outer two circles boss 8 surrounds.Ignition electrode 10 and thermocouple 11 are fixed on the top of burner 1, positioned at the both sides of gas outlet 7.In ring
The center of shape gas outlet 7, which has, to be used to run through through hole 5 through dry-burning preventing sensor 6, is between gas outlet 7 and through hole 5
Mutual exclusion seal, avoid combustion gas from entering in middle through hole 5.Combustion gas from the annular fuel gas outlet 7 at the top of burner 1 flow out into
Enter fire cover seat 4.
As shown in Figures 2 to 6, interior ring cavity 4a and outer ring cavity 4b are provided with fire cover seat 4, interior ring cavity 4a surrounds through hole 5
Set in a ring, the gas outlet 7 of burner 1 connects with interior ring cavity 4a, passes through interface channel between interior ring cavity 4a and outer ring cavity 4b
12 connections.Interface channel 12 is circumferentially uniformly arranged multiple, in the present embodiment, is preferably provided with three interface channels 12, connection is logical
Three air flow channels 13 are formed between road 12.
Interior ring cavity 4a and interface channel 12 are respectively provided with the space that upper cover plate 14 forms top closure, and upper cover plate 14 passes through screw
It is fixed on fire cover seat 4, after the fuel gas flow sprayed from gas outlet 7 enters interior ring cavity 4a, by the stop of upper cover plate 14, on
Cover plate 14 plays a part of buffering to air-flow, slows down the speed of air-flow, and pressure tends to be steady, and combustion gas obtains in interior ring cavity 4a
It is sufficiently mixed.Combustion gas into interior ring cavity 4a enters the outer ring cavity 4b of outer ring by three interface channels 12 again, finally again from going out
Fiery groove 3 sprays ignition, can so make it is each go out fiery groove 3 at gaseous-pressure it is identical, outlet is steady, can avoid the occurrence of
From flame phenomenon, even flame form is good, and burning is more abundant.Combustion gas is just burnt after two cavitys mix, and gas mixing is more
Add fully, combustion efficiency is more preferable.
It is fixedly connected between fire cover seat 4 and the gas outlet 7 at the top of burner 1 by way of grafting, in fire cover seat 4 and combustion
The structure of side sealing is formed between gas outlet 7.In the present embodiment, there is downwardly projecting annular in the lower surface of fire cover seat 4
Erecting bed 15, the boss 8 protruding upward with the upper surface of burner 1 coordinate, and erecting bed 15 is inserted in downwards the boss of gas outlet 7
Outside 8, formed side sealing structure, and by rationally design the height of erecting bed 15 make fire cover seat 4 after mounting with burner 1
Certain gap 16 is left between upper surface, the gap 16 is used for air circulation, gap 16 and the air flow channel 13 on fire cover seat 4
Connection, air enter from gap 16, enter fire cover 2 by three air flow channels 13 on fire cover seat 4, and again upwards from fire cover 2
Air flow channel 13 is circumferentially uniformly arranged between outer ring cavity 4b and interior ring cavity 4a, beneficial to air circulation, air stream
The periphery design in road 13 is inclined-plane, has certain gradient, enables the air-flow buffering certain when flowing through air flow channel 13.
As shown in Figure 3 and Figure 6, a kind of burner fire lid provided by the utility model, in the center of the lower surface of fire cover 2
With downwardly projecting annular table 21, annular table 21 surrounds the through hole 5 at center, and after installation, annular table 21 is resisted against fire cover seat 4
On upper cover plate 14.There is the hybrid chamber 20 of annular in the periphery of fire cover 2, hybrid chamber 20 connects with the outer ring cavity 4b on fire cover seat 4.
Hybrid chamber 20 is surrounded by downwardly projecting annular outside side wall and inside side walls, goes out the outside side that fiery groove 3 is opened in hybrid chamber 20
On wall.After installation, the outside side wall and inside side walls of fire cover 2 bear against madial wall and outside in the outer ring cavity 4b of fire cover seat 4
In the present embodiment, go out outside side wall of the fiery groove 3 along fire cover 2 and be evenly arranged with several, go out the vertical section of fiery groove 3
(referring to the section in vertical direction) is square, and preferably rectangle.The outside side wall of fire cover 2 has certain thickness and height
Degree, using fiery groove 3 has certain height and depth, and common burner, the depth of fire output hole is between 3-5mm, this implementation
Going out the fiery depth of groove 3 and can reach more than 7mm in example, makes air-flow go out the guiding extended length in fiery groove 3, and go out fiery groove 3
Cross-sectional area increases, and increases air flow rate, and flame can more be stablized, and firepower is also more big, is cooked especially suitable for Chinese meal.Go out
Fiery groove 3 is not easy carbon distribution in fiery groove 3, is especially susceptible to clean using the larger square pore structure of area of section.
As shown in Figure 3 and Figure 6, it is additionally provided with steady fiery groove 19 on the outside side wall of fire cover 2, in the present embodiment, steady fiery groove
19 be the chamber with entrance and exit, goes out between fiery groove 3 to set one or more outer steady fiery grooves 19 at adjacent two.Wherein,
The width of the steady fiery entrance of groove 19 is less than the width of outlet, and steady fiery groove 19 preferably uses square chamber, so, in hybrid chamber 20
Combustion gas after less entrance enters steady fiery groove 19, square chamber can play a part of buffering to air-flow, air-flow is existed
More fully mixed in steady fiery groove 19, finally flowed out by the outlet being relatively large in diameter, make the air-flow sprayed from steady fiery groove 19
Speed slows down, and air-flow is more stable, and steady flame effect more preferably, further ensures the combustion efficiency of flame.
In the present embodiment, the entrance of steady fiery groove 19 is arranged in the side wall of chamber, entrance connects with hybrid chamber 20, outlet
It can be opened in the opposite side side wall of chamber, can also be as shown in Figure 3 and Figure 6, outlet is arranged on the bottom wall of chamber, and
And the bottom wall of preferred chamber is open structure, open part is the outlet of steady fiery groove 19, ensures steady fiery effect.Steady fiery groove
19 outlet has the space for combustion gas outflow between the upper surface of fire cover seat 4 after mounting, and space is located under fiery groove 3
Side, from the combustion gas of outlet outflow, by the stop of lower section fire cover seat 4, speed further slows down, and combustion gas is flowed from the space of side
Going out, space can be set along the circumferential intermittent of fire cover 2, in the present embodiment, then preferred steady space between fiery groove 19 and fire cover seat 4
Along the outside side wall circumferentially extending of fire cover 2 in continuous annular, the i.e. steady fire fire in the continuous annular formed below for going out fiery groove 3
Flame, this continuous steady flame and goes out the flame that fiery groove 3 is formed and is collectively forming flame forms for tooth form, can preferably protect
The stability of flame is demonstrate,proved, improves the combustion efficiency of flame.Space between the outlet of steady fiery groove 19 and fire cover seat 4 can utilize will
The lower surface (i.e. the lower surface of the outside side wall of fire cover 2) of steady fiery groove 19 is designed as inclined-plane and formed, by controlling inclined angle
Spend to control the gas output of steady fiery groove 19, and then control the size of steady flame.
As shown in Figures 2 and 3, in the present embodiment, alignment pin 17 protruding upward, alignment pin are provided with fire cover seat 4
17 are arranged on the upper cover plate 14 above interior ring cavity 4a, and the locating slot of the indent coordinated with alignment pin 17 is provided with fire cover 2
18, locating slot 18 is arranged on to be formed in the annular table 21 of the central through hole 5 of fire cover 2, as long as rationed marketing groove 18 is inserted in into positioning during installation
Being fixedly connected between fire cover 2 and fire cover seat 4 can be achieved on pin 17.It is outwardly on the outward flange of fire cover 2 to set one to dash forward
Go out block 9, the top of the face ignition electrode 10 of projecting block 9 is set, and ignition electrode 10 discharges on the projecting block 9 of fire cover 2, hidden by setting
The alignment pin 17 and locating slot 18 of concealed position fire cover 2, it is ensured that ignition electrode 10 can accurately be directed at projecting block 9 and put
Electricity, improve lighting rate.
The course of work of burner is described below in detail：
As shown in Fig. 2 combustion gas enters burner 1 by induction tunnel, fire cover is exited into from the gas outlet 7 at the top of burner 1
In the interior ring cavity 4a of seat 4, enter outer ring cavity 4b by three interface channels 12 again after interior ring cavity 4a is sufficiently mixed, in outer ring cavity
Mixed again in 4b and hybrid chamber 20, finally spray burning by going out fiery groove 3 and steady fiery groove 19.Meanwhile air is by fire cover seat 4
Gap 16 between burner 1 flows into burner, and the space of the top of upper cover plate 14 is entered by air flow channel 13, then passes through fire cover
2 top outflow.
The utility model by ring cavity 4a and outer ring cavity 4b in setting in the fire cover seat 4, by the combustion gas of burner 1 first guide to
In the interior ring cavity 4a at the center of fire cover seat 4, then by interior ring cavity 4a combustion gas is delivered in outer ring cavity 4b, and further deliver to fire cover 2
In hybrid chamber 20, on the basis of the structure of burner 1 is not dramatically increased so that the volume of burner 1 is smaller, the overall structure of burner
It is simpler compact, while will not hinder and dry-burning preventing sensor 6 is installed at the center of burner.Combustion gas successively in interior ring cavity 4a and
Mixed in outer ring cavity 4b, make mixing more uniformly and abundant, gas pressure also reaches steady in continuous buffering, therefore effect of burning
Fruit can be more preferable, even flame, and burning is more abundant.
Meanwhile in the utility model between burner 1, fire cover seat 4, fire cover 2 using the structure of grafting, between each other
It can arbitrarily dismantle, be easy to user to carry out daily cleaning health, while be also beneficial to after-sales maintenance service.
The utility model installs dry-burning preventing sensor 6 using the center of fire cover 2, fire cover seat 4 and burner 1 through through hole 5, is
The installation of sensor provides the installing space of abundance, safeguards installation very convenient, on the other hand, due to real in through hole 5
The convection current of existing air, can also convective cooling be carried out to dry-burning preventing sensor 6 therein, and then be advantageous to while burning
Improve the service life of dry-burning preventing sensor 6.
The utility model also provides a kind of gas-cooker, including housing, panel, burner as described above, gas valve, control
Switch, blower fan etc., the support frame for supporting pan body is also equipped with panel.
As described above, the plan content with reference to given by accompanying drawing, can derive similar technical scheme.In every case it is not de-
From the content of technical solutions of the utility model, above example is made according to the technical essence of the utility model any simple
Modification, equivalent variations and modification, in the range of still falling within technical solutions of the utility model.