CN209458942U - A kind of burner having the burner fire lid for the burner fire lid of gas cooker and application - Google Patents
A kind of burner having the burner fire lid for the burner fire lid of gas cooker and application Download PDFInfo
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- CN209458942U CN209458942U CN201820644812.3U CN201820644812U CN209458942U CN 209458942 U CN209458942 U CN 209458942U CN 201820644812 U CN201820644812 U CN 201820644812U CN 209458942 U CN209458942 U CN 209458942U
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Abstract
The utility model relates to a kind of burner fire lids for gas cooker, it include cricoid ontology, the internal ring wall of the ontology, mixed air cavity is formed between external annulus, it is characterized by: there is the surge chamber being relatively isolated in mixed air cavity, the surge chamber is provided with the air inlet with the mixed air cavity configured in fluid communication on a wall at least in, and external annulus offers the first fire output hole with the surge chamber configured in fluid communication in the position of the corresponding surge chamber, it additionally provides using the burner for having above-mentioned fire cover, compared with prior art, utility model has the advantages that compared with prior art, utility model has the advantages that on the one hand the design that surge chamber in mixed air cavity is arranged in can prevent the outlet excessive velocities of the first fire output hole, it causes from flame；The corresponding outer ring wall thickness of the first fire output hole can also be done thin simultaneously, so that the depth of the first fire output hole can also correspondingly reduce, so that the first fire output hole is not easy to be blocked by discharge, improve ignition success rate.
Description
Technical field
The utility model relates to gas-cooker fields, and in particular to a kind of burner fire lid and application for gas cooker
There is the burner of the burner fire lid.
Background technique
Common Domestic combustor generally has outer fire cover and inner fire cover, together with ignition electrode, thermocouple (or same function
Ion inductive needle) etc. elements realize and generate flame, maintain the functions such as flame.Existing burner outer flame cover structure generally comprises
Outer fire cover ontology with multiple main fiery channels, outer fire cover ontology lower end surface have mixed air cavity, and the mixed air cavity and main fiery channel connect
Logical, main fire channel forms main fire hole in outer fire cover ontology outer end face.This kind of patent document can be with referenced patent number
A kind of Chinese utility model patent " conic-fire cover for gas-range burner " (Authorization Notice No. of ZL200520014838.2
It CN2842216Y), can be a kind of Chinese utility model patent " burner fire of ZL201120246965.0 with referenced patent number
Lid " (Authorization Notice No. CN202149492U).The main fire hole combustion system of this list disclosed above deposits flame appearance after combustion
Easily bounce, the unstable deficiency in combustion zone.Many outer fire cover structures with flame stabilization function are disclosed in the prior art, such as specially
(Authorization Notice No. is for a kind of sharp number Chinese utility model patent for being ZL200920112857.7 " outer-ring fire cover for gas burner "
CN201377835Y), offer stable flame hole in the patent on the outside of the outer fire cover on facade, stable flame hole be located at below outer ring fire hole and
It is alternately arranged with outer ring fire hole, stable flame hole inner end is connected to the blast tube of fire cover.Since the setting of stable flame hole is so that burning effect
Rate greatly improves, it is possible to reduce the discharge of indoor carbon monoxide.Similarly designing can be with referenced patent number
(Authorization Notice No. is the Chinese utility model patent " ring-shaped fire cover of burner for gas stove " of ZL200920195299.5
) and the Chinese utility model patent of Patent No. ZL200820031768.5 " stove burner fire cover " (Granted publication CN201513893U
Number be CN201155762C).Although improved structure achieves good technical effect, there is also deficiencies: firstly, steady flame
Effect does not reach optimum state, can also further be promoted；Secondly, overflowing liquid is easily accessible main fire hole or stable flame hole to stifled
It fills in main fiery channel or steady flame channel, and allows for gas-cooker when the fire hole that block correspond near ignition electrode and misfire, when blocking
The fire hole corresponding thermocouples ion inductive needle of function (or same) nearby flame cannot be maintained by allowing for gas-cooker, in addition, passing
The ignition process of system gas-cooker, is to be lighted the combustion gas of ejection by ignition electrode electrion, i.e., is generated using igniting needle section
Electric spark, the combustion gas that point of ignition fire hole sprays, and then the combustion gas in fire cover is lighted, and igniting is completed, although igniting is fast,
Since the flow velocity that the corresponding combustion gas of fire hole sprays is too fast, it will lead to from flame or ignition success rate caused to decline, to sum up institute
It states, needs to be further improved existing burner fire lid.
Utility model content
First technical problem to be solved in the utility model is to provide a kind of combustion gas for above-mentioned state of the art
It can be in the gentle outlet of ignition location, to improve the burner fire lid for gas cooker of ignition success rate.
Second technical problem to be solved in the utility model be for above-mentioned state of the art and providing a kind of can have
The burner fire lid for gas cooker that effect prevents discharge from entering fire output hole, improving ignition effectiveness.
Third technical problem to be solved in the utility model be for above-mentioned state of the art and providing a kind of can have
Effect prevents discharge from entering the burner fire lid for gas cooker protected fire hole, improve the fiery efficiency of guarantor.
4th technical problem to be solved in the utility model is provided a kind of out for above-mentioned state of the art
Fire hole is not in the burner beating the missing of ignition phenomenon and generating in the case where being blocked by discharge.
5th technical problem to be solved in the utility model be for above-mentioned state of the art and provide it is a kind of can be anti-
Only ignition electrode and thermocouple hypertelorism and caused by pass the burner for kitchen range that the bad problem of fire generates.
Technical solution adopted by the utility model to solve the above technical problems is as follows: this is used for the burner fire of gas cooker
Lid, includes cricoid ontology, the annular top wall of the ontology and from the inside edge of the annular top wall, outer ledge it is vertical or
Mixed air cavity is formed between the internal ring wall that extends obliquely downward, external annulus, it is characterised in that: have in the mixed air cavity opposite
The surge chamber of isolation, the surge chamber are provided with the air inlet with the mixed air cavity configured in fluid communication on a wall at least in,
And the external annulus offers the first fire output hole with the surge chamber configured in fluid communication in the position of the corresponding surge chamber.
The side wall of surge chamber can be cylindrical shape, be also possible to box shape, be relatively isolated as long as can constitute with mixed air cavity
, the side wall that the surge chamber includes roof and extends downwardly from roof is buffered, the air inlet is provided on side wall.
The roof of surge chamber can for be with the annular top wall of fire cover it is mutually indepedent, can also be with the roof of the surge chamber
For a part in the annular top wall of the fire cover ontology.
Wherein surge chamber is unfolded to illustrate by taking box shape as an example, and is divided into two kinds of set-up modes:
First way:
The outer ring wall part for being provided with the first fire output hole directly as surge chamber lateral wall, the surge chamber
There are three side walls: the first side wall opposite with the lateral wall, and connects the second sidewall of lateral wall and the first side wall, second
Side wall.
The second way:
There are four the side walls of the surge chamber: neighbouring first fire output hole and between having with external annulus where fire output hole
Every the 4th side wall, the first side wall opposite with the 4th side wall, and connection lateral wall and the first side wall and extend to outer
The second sidewall of ring wall, third side wall, wherein being provided with the second fire output hole on the 4th side wall.The setting of 4th side wall can make combustion gas
It is flowed out from the second fire output hole after the shock with the 4th side wall after into surge chamber, flows out and fire finally by the first fire output hole
It burns, air velocity is low, also functions to good buffer function.
In order to realize that combustion gas enters surge chamber, one side wall in office or bottom wall is can be set in air inlet, in order to more quickly
Ground outlet, the air inlet are provided on the first side wall.More preferably, air inlet and the first fire output hole or air inlet
It is on same central axis with the second fire output hole, the first fire output hole.
Preferably, there is interval between the first side wall and the internal ring wall.
In addition, having interval between the first side wall and the internal ring wall.It is contained in the program in addition to above-mentioned
It is provided with air inlet in one side wall, while having spaced scheme between internal ring wall, further comprises on second or third side wall
Air inlet is offered, but still spaced scheme and open up on second or third side wall between the first side wall and internal ring wall
There is air inlet, nonseptate scheme between the first side wall and internal ring wall.
In order to relatively rapidly realize igniting, compared with adjacent parts, the portion of the first fire output hole is provided on the external annulus
Position is locally inwardly concaved along the radial direction of the fire cover ontology.
Further, the part thickness that the first fire output hole is provided on the external annulus is 0.5mm~4mm.The thickness of external annulus
Degree does thin, this is because on the one hand the design of surge chamber can prevent the outlet excessive velocities of the first fire output hole, causes from flame；Simultaneously
The depth for making the first fire output hole can also can also be correspondingly reduced, so that the first fire output hole is not easy to be blocked by discharge.
The utility model is technical solution used by solving second purpose of utility model are as follows: the cyclic annular top of the ontology
The outer wall of wall or the external annulus locally extends outward to form the first rain visor blocked above first fire output hole.The
The setting of one rain visor can prevent discharge from flowing into fire hole, block fire hole.
In order to prevent ignition electrode and thermocouple hypertelorism and cause because pass fire it is bad due to cause to stop working, the ontology it is outer
Ring wall offers the guarantor's fire hole being connected with the mixed air cavity, the ring-type of the ontology in the position of neighbouring first fire output hole
The outer wall of roof or the external annulus blocks above guarantor's fire hole protecting corresponding position where fire hole and be locally outward extended with
Second rain visor.
In order to preferably, second rain visor and first rain visor are mutually in succession.The two, which is connected, can ensure that fire hole
And a possibility that entering there is no discharge, is protected between fire hole.
In order to ensure guarantor's fire performance of thermocouple can't be blocked excessively while suitably can shelter from small discharge
Firmly big discharge, second rain visor are shorter in length than first rain visor along institute along the ontology radial direction is outwardly extending
State the outwardly extending length of ontology radial direction.
It is acted in order to further improve the steady flame of fire cover, the lower end surface of the ontology external annulus is radial around circumferencial direction
Form multiple main fiery grooves, and then form spacer block between adjacent main fiery groove, the spacer block form from inside to outside and from
The lower steady flame groove toward fovea superior, the steady flame groove have flared section close to outside.The flared section can reduce the flow velocity of combustion gas, make to flow
Steady flame groove is not easy in burning from flame with combustion gas out, while the flame that the steady flame groove generates can effectively hold two sides master
The main fire of fiery groove heats main fire hole combustion gas root, makes entire burner flame stabilization in burning.
In order to enable protecting fire hole has double protection, on the one hand have and protect fire action, on the other hand there is steady flame to make
With the steady flame groove is provided with through-hole on diametrically opposed two sidewalls, and wherein the through-hole on lateral wall is the guarantor
Fire hole.
Simultaneously as protecting fire hole runs through steady flame groove, there is between steady flame groove a main fiery groove two-by-two, can ensure that thermoelectricity
The even heating surface area contacted with flare is not excessive only small, and thermocouple is not only heated sufficient, to generate enough thermo-electromotive forcves,
Will not be too big because being contacted with the flare fiery out for protecting fire hole, burn out thermocouple.
Further, the main fiery groove includes circumferentially spaced the first main fiery slot and the second main fiery slot, institute
State the groove depth of the groove depth fiery slot main less than second of the first main fiery slot.After adopting the above structure, fire cover is equivalent to two
It is equipped with a short fire hole between a long fire hole, so that the auxiliary air supplement region of long fire hole can be much larger, and then is conducive to grow
The auxiliary air of fire hole supplements, and can advantageously promote outer ring combustion gas full combustion.
In order to realize technical solution used by the third purpose of utility model of the utility model are as follows: first waterproof
At least partly periphery of eaves top surface has upwardly extended chimb, which encloses to set to be formed jointly with first rain visor top surface is used for
Contain the liquid holding groove of discharge.The setting of the liquid holding groove can effectively prevent the discharge on the first rain visor into the first fire output hole.
Further, the chimb locally has recess, which constitutes the leakage fluid dram of the liquid holding groove.
The utility model is to solve the 4th technical problem to be to provide the combustion that a kind of application has above-mentioned burner fire lid
Burner, it is characterised in that: include pedestal, the surge chamber further includes having bottom wall, is connected to the pedestal in the fire cover
Under state, a part of the pedestal top end surface then constitutes the bottom wall of the surge chamber.Dexterously, pedestal top end surface may be used also
Constitute the bottom wall of surge chamber.
In order to avoid that can also light a fire in the case where the blocking of the first fire output hole, the external annulus of the cricoid ontology is adjacent to institute
The position for stating the first fire output hole, which is offered, goes out fiery slot with the surge chamber configured in fluid communication.
The setting of fiery slot can also be constituted in the following way out: the development length of the external annulus is shorter than the surge chamber
The development length of side wall is formed between the lower ora terminalis of the external annulus and the top end surface of the pedestal and is mutually flowed with the surge chamber
The gap of body connection, the gap constitute the slot fiery out.
Further, the position of the pedestal first fire output hole described in the neighbouring fire cover external annulus is provided with igniting
Needle, first fire output hole is fire hole.
Screw exposure in installation process in order to prevent, increases the aesthetics of burner, the pedestal and cyclic annular fire cover it
Between be additionally provided with case ring, offer first through hole on the case ring, the ignition electrode passes through the first through hole and upward
The case ring is stretched out in, the lower section of first rain visor is placed in, is connected to the case ring in the cyclic annular fire cover
Under state, a part of the end face of the case ring then constitutes the bottom wall of the surge chamber.
It further, is technical solution used by the 5th purpose of utility model of solution are as follows: also set up on the pedestal
There is the thermocouple side by side with the ignition electrode, the second through-hole is offered on the case ring, the thermocouple passes through described second
Through-hole simultaneously stretches out in the case ring upwards, and corresponding guarantor's fire hole.The emphasis improvement of the burner is thermocouple and point
Fiery needle is to be set side by side, and it is bad because passing fire because distance can be easy to produce farther out to overcome thermocouple in the prior art and ignition electrode
And lead to flame-out problem.
Preferably, the thermocouple is placed in the lower section of second rain visor.
For outlet more quickly, it is preferable that the top end surface of the case ring tilts upwards from inside to outside, and described first
The similarly inclination, and the top end surface shape of the case ring upwards from inside to outside of main fire slot, the second main fiery slot and steady flame groove
At the first main fire hole, the second main fire hole and steady flame channel.
Further, it is additionally provided with the blast tube for being connected to the mixed air cavity on the pedestal, connects below the blast tube
It is connected to the ejector pipe for gas inlet.
Compared with the prior art, the advantages of the utility model are: the thickness of the fire cover annular sidewall of existing burner increases
Add to which correspondingly fire cover weight also will increase, while the burner of the burner fire lid increased using fire hole depth, combustion gas is suitable
Answering property is mostly poor, and material waste and manufacturing cost can also accordingly increase, and surge chamber in mixed air cavity is set
On the one hand design can prevent the outlet excessive velocities of the first fire output hole, cause from flame；It simultaneously can also be corresponding by the first fire output hole
Outer ring wall thickness do it is thin so that the depth of the first fire output hole can also correspondingly reduce so that the first fire output hole be not easy by
Discharge blocking, in addition, surge chamber forms a pressure stabilizing area at the first fire output hole, it is ensured that the current stabilization of ignition zone, first
Fire output hole flame is steady, improves ignition success rate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of fire cover in the utility model embodiment 1；
Fig. 2 is the structural schematic diagram of mono- angle of Fig. 1；
Fig. 3 is the structural schematic diagram of another angle of Fig. 1；
Fig. 4 is the structural schematic diagram of burner in the utility model embodiment 1；
Fig. 5 is the cross-sectional view of Fig. 4；
Fig. 6 is the enlarged structure schematic diagram in Fig. 5 at A；
Fig. 7 is the structural schematic diagram of fire cover in the utility model embodiment 2；
Fig. 8 is the structural schematic diagram of another angle of Fig. 7；
Fig. 9 is the structural schematic diagram of fire cover in the utility model embodiment 3；
Figure 10 is the structural schematic diagram of fire cover in the utility model embodiment 6；
Figure 11 is the cross-sectional view of Figure 10；
Figure 12 is the cross-sectional view of fire cover in the utility model embodiment 7.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
Embodiment 1
As shown in figs. 1 to 6, the burner fire lid in the present embodiment for gas cooker includes cricoid ontology 1, ontology
1 annular top wall 11 and from the inside edge of the annular top wall, outer ledge it is vertical or extend obliquely downward internal ring wall 12,
Mixed air cavity 2 is formed between external annulus 13, there is the surge chamber 3 being relatively isolated in mixed air cavity 2, the surge chamber 3 is at least in
The air inlet 3121 with mixed 2 configured in fluid communication of air cavity is provided on one wall, and external annulus 13 is in the position of the corresponding surge chamber 3
Offer the first fire output hole 131 with 3 configured in fluid communication of the surge chamber.The quantity of first fire output hole 131 can be three, this quantity
It can ensure that enough gas outputs for lighting a fire.As long as and surge chamber 3 meets and gently can go out fire adjacent in external annulus 13 first
131 outlet speed of hole, surge chamber 3 includes roof, the side wall and bottom wall that extend downwardly from roof, which can be
The included bottom wall of surge chamber 3, or when cooperating with the pedestal or other component of burner, pedestal or other component constitute it
Bottom wall.
Wherein side wall includes lateral wall of 13 part of external annulus directly as surge chamber 3 for being provided with the first fire output hole 131, is delayed
There are three the side walls for rushing room 3: the first side wall 313 opposite with lateral wall, and connection lateral wall and the first side wall 313 the
Two side walls 312, third side wall 314, in order to realize that combustion gas enters surge chamber, air inlet 3121 can be set one side wall in office or
On bottom wall, in order to which relatively rapid outlet, air inlet 3121 are provided on the first side wall 313, more preferably, air inlet 3121 and
One fire output hole 131 is on same central axis, is had between the first side wall 313 and internal ring wall 12 where air inlet 3121
Interval, the design at the interval can preferably be such that the combustion gas for entering mixed air cavity 2 enters by the air inlet 3121 of the first side wall 313
Surge chamber 3.On the one hand the design of the surge chamber 3 can prevent the outlet excessive velocities of the first fire output hole 131, cause from flame；Simultaneously
Corresponding 13 thickness of external annulus of first fire output hole 131 can also be done thin, i.e., be provided with the position of the first fire output hole 131 on external annulus 13
With a thickness of between 0.5mm~4mm, in this way but also the depth of the first fire output hole 131 correspondingly reduces, so that first goes out
Fire hole 131 is not easy to be blocked by discharge.
In order to relatively rapidly realize igniting, compared with adjacent parts, the portion of the first fire output hole 131 is provided on external annulus 13
Position is locally inwardly concaved along the radial direction of fire cover ontology 1.On the one hand recessed design can make the ignition electrode being arranged on pedestal 8
7 can be arranged close to correspondingly fire cover ontology 1, reinforce igniting；On the other hand ignition electrode 7 can be made close to the first fire output hole 131,
Prevent ignition electrode 7 from the first fire output hole 131 too far and caused by gas output be diluted, to cause the problem of ignition results difference.
And 11 outer wall of annular top wall of fire cover ontology 1 locally extend outward to form block it is first anti-above the first fire output hole 131
Water eaves 111 blocks the first fire output hole 131 to prevent discharge from entering fire hole 131；The pointed cone of the lower section of first rain visor 111
30, the head of the 30 face ignition electrode 7 of pointed cone generates electrion, draws upon initiation at the head of ignition electrode 7 and pointed cone 30
The combustion gas sprayed out of fire cover ontology 1 the first fire output hole 131, and then whole fire cover of igniting are fired, the igniting of burner is completed.For
The discharge being better protected from the first rain visor 111 enters the first fire output hole 131, at least portion of 111 top surface of the first rain visor
Point periphery has upwardly extended chimb 1111, the chimb 1111 enclosed jointly with 111 top surface of the first rain visor set to be formed it is excessive for containing
The liquid holding groove 5 of liquid.Meanwhile in order to prevent ignition electrode 7 and 10 hypertelorism of thermocouple and cause because pass fire it is bad due to cause to stop working,
The external annulus 13 of ontology 1 offers the guarantor's fire hole 132 being connected with mixed air cavity 2 in the position of neighbouring first fire output hole 131, then
Person, discharge, which flows into, in order to prevent protects fire hole 132, is blocked by discharge, 11 outer wall of annular top wall of ontology 1 is where protecting fire hole 132
Corresponding position, which is locally outward extended with to block, is protecting the second rain visor 112 above fire hole 132, to ensure 131 He of the first fire output hole
Protect a possibility that entering there is no discharge between fire hole 132, the second rain visor 112 with 111 phase of the first rain visor in succession, and along
Outwardly extending first rain visor 111 that is shorter in length than of 1 radial direction of body is along the outwardly extending length of 1 radial direction of ontology, in this way
Both the guarantor's fire performance that can ensure that thermocouple 10 will not also excessively shelter from big overflow while suitably can shelter from small discharge
Liquid loses guarantor's fire performance of thermocouple 10.It is acted in order to further improve the steady flame of fire cover, the lower end of 1 external annulus 13 of ontology
Face radially forms multiple main fiery grooves 14 around circumferencial direction, and then forms spacer block 4 between adjacent main fiery groove 14, spacer block
4 form from inside to outside and steady flame groove 41 recessed from bottom to top, which has flared section 411 close to outside.
The flared section 411 can reduce the flow velocity of combustion gas, make to flow out steady flame groove 41 and be not easy in burning from flame with combustion gas, while this is steady
The flame that flame groove 41 generates can effectively hold the main fire of the main fiery groove 14 in two sides, heat main fire hole combustion gas root, make entire
Burner flame stabilization in burning.In order to enable protecting fire hole 132 has double protection, on the one hand has and protects fire action,
On the other hand there is steady flame effect, steady flame groove 14 is provided with through-hole on diametrically opposed two sidewalls, wherein on lateral wall
Through-hole be protect fire hole 132.Simultaneously as protecting the steady flame groove 14 corresponding to the steady flame groove 41 of fire hole 132 in radial direction
Upper opposite two sidewalls have a main fiery groove 14 two-by-two, can ensure that thermocouple 10 was contacted with flare between steady flame groove 41
Heating surface area is not excessive only small, and thermocouple 10 is not only heated abundance will not be with guarantor's fire to generate enough thermo-electromotive forcves
The flare contact fiery out in hole 132 is too big, is easy to burn out thermocouple 10.
In addition, main fire groove 14 includes the circumferentially spaced first main fiery slot 141 and the second main fiery slot 142, the
The groove depth of the groove depth fiery slot 142 main less than second of one main fiery slot 141.After adopting the above structure, fire cover is equivalent to
It is equipped with a short fire hole between two long fire holes, so that the auxiliary air supplement region of long fire hole can be much larger, and then is conducive to
The auxiliary air of long fire hole supplements, and can advantageously promote outer ring combustion gas full combustion.
As shown in Figures 3 and 4, the burner of the present embodiment includes pedestal 8, and fire cover is connected to pedestal 8, cricoid ontology 1
External annulus offered adjacent to the position of the first fire output hole 131 and go out fiery slot 6 with 3 configured in fluid communication of surge chamber, out fiery slot 6 is in
Gap-shaped setting can to flow into the first fire output hole 131 even if there is discharge, cause the situation that the first fire output hole 131 is blocked
Under, it can also light a fire, the setting of fiery slot 6 can be constituted in the following way out: surge chamber 3 further includes having bottom wall, external annulus
Development length is shorter than the development length of 3 the first side wall 313 of surge chamber, second sidewall 312 and third side wall 314, external annulus 13
Lower ora terminalis and pedestal 8 top end surface between formed and constitute out fiery slot with the gap of 3 configured in fluid communication of surge chamber, the gap,
And a part of 8 top end surface of pedestal then constitutes the bottom wall of surge chamber 3.The fine crack shape of fiery slot 6 then accelerates speed of ignition out.It should
Fiery slot 6 has double action out, on the one hand should go out fiery slot 6 together with the first fire output hole 131, and play 131 points of the first fire output hole of auxiliary
The effect of fire, on the other hand, the lower of the first fire output hole 131, which is arranged in, in fiery slot 6 out can enhance anti-blocking probability, while should go out
Fiery slot 6 also acts as the effect ignited.Screw exposure in installation process in order to prevent, increases the aesthetics of burner, 8 He of pedestal
Case ring 9 is additionally provided between cyclic annular fire cover, pedestal 8 is provided in the position of neighbouring 13 first fire output hole 131 of fire cover external annulus
Ignition electrode 7, the first fire output hole 131 are fire hole.First through hole 91 is offered on case ring 9, ignition electrode 7 passes through first through hole
91 and the lower section that case ring 9 is placed in the first rain visor 111 is stretched out in upwards, be connected to the state of case ring 9 in cyclic annular fire cover
Under, a part of the end face of case ring 9 then constitutes the bottom wall 93 of surge chamber 8.Simultaneously in order to overcome in the prior art thermocouple with
Ignition electrode leads to flame-out problem because biography fire is bad because what distance can be easy to produce farther out, is additionally provided with and lights a fire on pedestal 8
The thermocouple 10 of needle 7 side by side, the second through-hole 92 is offered on case ring 9, and thermocouple 10 passes through the second through-hole 92 and stretches out upwards
It is corresponding to protect fire hole 132 in case ring 9, wherein whether thermocouple 10 is optionally located at the lower section of the second rain visor 112.?
In the present embodiment, thermocouple 10 is not located at the lower section of the second rain visor 112 to more accurately ensure to protect fiery performance.
At the same time, ignition electrode 7 and thermocouple 10 are set side by side, and can prevent 10 hypertelorism of ignition electrode 7 and thermocouple
And cause because pass fire it is bad due to cause to stop working, in addition, the top end surface of case ring 9 tilts upwards from inside to outside, and with it is same from
The acclivitous first main fiery main fiery slot 142 of slot 141, second and steady flame groove 41 form the first main fire hole, second from inside to outside
Main fire hole and steady flame channel, the main fire hole of first be obliquely installed, the second main fire hole and steady flame channel can outlet more quickly,
Stablize burning, the blast tube 81 for being connected to mixed air cavity 2 is additionally provided on pedestal 8, is connected with below blast tube 81 for gas inlet
Ejector pipe 82.Also, the top end surface of case ring 9 tilts upwards also bring another effect from inside to outside, so that external annulus
13, the development length of the first side wall 313, second sidewall 312 and third side wall 314 also successively shortens from inside to outside, relationship
For external annulus 13 < second and third side wall < the first side wall 313, to realize the lower ora terminalis of external annulus 13 and the top end of pedestal 8
The gap with surge chamber configured in fluid communication is formed between face, which constitutes out fiery slot 6.In addition, frequently opening in cabinet cabinet door
Qi Zhong, the variation of injection air inflow can be brought by opening moment due to pumping, to cause the instantaneous variation of primary air, especially inner ring
Fire, thermocouple are generally all mounted on interior ring fire position, and the utility model omits existing inner ring, thermocouple 10 and igniting
Needle 7 is to be set side by side, overcome thermocouple 10 and ignition electrode 7 in the prior art because distance can be easy to produce farther out because passing fire not
It is good and lead to flame-out problem.
Embodiment 2
It is essentially identical with the structure of embodiment 1, only difference is that: the bottom wall of surge chamber 3 can be included for surge chamber 3
93 ' of bottom wall, air inlet 3121 is opened on the first side wall 313, as shown in FIG. 7 and 8.
Embodiment 3
It is essentially identical with the structure of embodiment 2, only difference is that: air inlet 3121 is opened on third side wall 314, into
Stomata opens 3121 can increase the impact force of combustion gas Yu external annulus 13 on third side wall 314, finally from the first fire output hole 131
Outflow, to prevent the outlet excessive velocities of the first fire output hole 131, as shown in Figure 9.
Embodiment 4
It is essentially identical with the structure of embodiment 3, only difference is that: air inlet 3121 is opened in second sidewall 312, into
Stomata opens 3121 can increase the impact force of combustion gas Yu external annulus 13 in second sidewall 312, finally from the first fire output hole 131
Outflow, to prevent the outlet excessive velocities of the first fire output hole 131.
Embodiment 5
It is essentially identical with the structure of embodiment 4, only difference is that: air inlet 3121 is opened in 93 ' of bottom wall of surge chamber 3
On, air inlet 3121 and the first fire output hole 131 are not on same central axis, also can increase hitting for combustion gas and external annulus 13
Power is hit, is finally flowed out from the first fire output hole 131, to prevent the outlet excessive velocities of the first fire output hole 131.
Embodiment 6
It is essentially identical with the structure of embodiment 1, only difference is that: there are four the side walls of surge chamber 3: neighbouring first goes out
Fire hole 131 and have spaced 4th side wall 315 with 131 place external annulus 13 of the first fire output hole, it is opposite with the 4th side wall 315
313 ' of the first side wall, and connection external annulus 13 and 313 ' of the first side wall and extend to external annulus 13 312 ' of second sidewall,
314 ' of third side wall, wherein being provided with the second fire output hole 3151 on the 4th side wall 315, air inlet 3121 is provided with 313 ' of the first side wall
On, more preferably, air inlet 3121 and the second fire output hole 3151, the first fire output hole 3151 are on same central axis, air inlet
There is interval, the design at the interval can preferably make to enter mixed air cavity between 313 ' of the first side wall and internal ring wall 12 where 3121
2 combustion gas enters surge chamber 2 by the air inlet 3121 of 313 ' of the first side wall, and the setting of the 4th side wall 315 can be further
Increase the resistance that the first fire output hole 131 is flowed out in combustion gas, as shown in FIG. 10 and 11.
Embodiment 7
It is essentially identical with the structure of embodiment 6, only difference is that: air inlet 3121 is provided with 312 ' of second sidewall
On, 313 ' of the first side wall and internal ring wall 12 have interval, as shown in figure 12.
Embodiment 8
It is essentially identical with the structure of embodiment 7, only difference is that: air inlet 3121 is provided with 314 ' of third side wall
On, 313 ' of the first side wall and internal ring wall 12 have interval.
Embodiment 9
It is essentially identical with the structure of embodiment 6, only difference is that: air inlet 3121 opens up on bottom wall, the first side wall
313 ' and internal ring wall 12 have interval.
Embodiment 10
It is essentially identical with the structure of embodiment 9, only difference is that: air inlet 3121 is provided with 312 ' of second sidewall
On, 313 ' of the first side wall and internal ring wall 12 do not have interval, and a part of internal ring wall 12 constitutes 313 ' of the first side wall.
Embodiment 11
It is essentially identical with the structure of embodiment 9, only difference is that: air inlet 3121 is provided with 314 ' of third side wall
On, 313 ' of the first side wall and internal ring wall 12 do not have interval, and a part of internal ring wall 12 constitutes 313 ' of the first side wall.
Claims (28)
1. a kind of burner fire lid for gas cooker includes cricoid ontology (1), the annular top wall of the ontology (1)
(11) and from the inside edge of the annular top wall, outer ledge is vertical or the internal ring wall (12), the external annulus that extend obliquely downward
(13) it is formed between mixed air cavity (2), it is characterised in that: there is the surge chamber (3) being relatively isolated in the mixed air cavity (2),
The surge chamber (3) is provided with the air inlet (3121) with described mixed air cavity (2) configured in fluid communication on a wall at least in, and
And the external annulus (13) offers the first fire output hole with the surge chamber configured in fluid communication in the position of the corresponding surge chamber
(131)。
2. the burner fire lid according to claim 1 for gas cooker, it is characterised in that: the surge chamber includes
Roof and the side wall extended downwardly from roof are provided with the air inlet (3121) on side wall.
3. the burner fire lid according to claim 2 for gas cooker, it is characterised in that: the roof of the surge chamber
For a part in the annular top wall (11) of the fire cover ontology (1).
4. the burner fire lid according to claim 2 for gas cooker, it is characterised in that: described to be provided with first and go out
For the external annulus (13) of fire hole (131) partially directly as the lateral wall of surge chamber (3), the side wall of the surge chamber (3) has three
It is a: the first side wall (313,313 ') opposite with the lateral wall, and connection lateral wall and the first side wall (313,313 ')
Second sidewall (312,312 '), third side wall (314,314 ').
5. the burner fire lid according to claim 2 for gas cooker, it is characterised in that: the side of the surge chamber
There are four walls: neighbouring first fire output hole (131) and having spaced the with external annulus (13) where the first fire output hole (131)
Four side walls (315), the first side wall (313,313 ') opposite with the 4th side wall (315), and connection external annulus (13) with
The first side wall (313,313 ') and the second sidewall (312,312 ') of external annulus (13), third side wall (314,314 ') are extended to,
Wherein the second fire output hole (3151) are provided on the 4th side wall (315).
6. the burner fire lid according to claim 4 or 5 for gas cooker, it is characterised in that: the air inlet
(3121) it is provided on the first side wall (313,313 ').
7. the burner fire lid according to claim 6 for gas cooker, it is characterised in that: the first side wall
There is interval between (313,313 ') and the internal ring wall (12).
8. the burner fire lid according to claim 4 or 5 for gas cooker, it is characterised in that: first side
There is interval between wall (313,313 ') and the internal ring wall (12).
9. the burner fire lid according to claim 1 for gas cooker, it is characterised in that: compared with adjacent parts,
The position that the first fire output hole (131) is provided on the external annulus (13) is locally inside along the radial direction of the fire cover ontology (1)
It is recessed.
10. the burner fire lid according to claim 9 for gas cooker, it is characterised in that: the external annulus (13)
On be provided with the first fire output hole (131) part thickness be 0.5mm~4mm.
11. the burner fire lid according to claim 1 for gas cooker, it is characterised in that: the ontology (1)
The outer wall of annular top wall (11) or the external annulus (13), which has locally extended outward to form, to be blocked above first fire output hole
The first rain visor (111).
12. the burner fire lid according to claim 11 for gas cooker, it is characterised in that: the ontology (1)
External annulus (13) offers the guarantor's fire hole being connected with the mixed air cavity (2) in the position of neighbouring first fire output hole (131)
(132), the outer wall of the annular top wall (11) or the external annulus (13) of the ontology (1) corresponding position where protecting fire hole (132)
Part is outward extended with the second rain visor (112) blocked above guarantor fire hole (132).
13. the burner fire lid according to claim 12 for gas cooker, it is characterised in that: second rain visor
(112) in succession with the first rain visor (111) phase.
14. the burner fire lid according to claim 12 or 13 for gas cooker, it is characterised in that: described second is anti-
Water eaves (112) is shorter in length than first rain visor (111) along the ontology along the ontology (1) radial direction is outwardly extending
(1) the outwardly extending length of radial direction.
15. the burner fire lid according to claim 12 or 13 for gas cooker, it is characterised in that: the ontology
(1) lower end surface of external annulus (13) radially forms multiple main fiery grooves (14) around circumferencial direction, and adjacent main fiery groove
(14) it is then formed between spacer block (4), the spacer block (4) forms from inside to outside and steady flame groove (41) recessed from bottom to top, should
Steady flame groove (41) has flared section (411) close to outside.
16. the burner fire lid according to claim 15 for gas cooker, it is characterised in that: the steady flame groove
(41) it is provided with through-hole on diametrically opposed side wall, wherein the through-hole on lateral wall is guarantor's fire hole (132).
17. the burner fire lid according to claim 15 for gas cooker, it is characterised in that: the main fiery groove
It (14) include circumferentially spaced the first main fiery slot (141) and the second main fiery slot (142), the described first main fiery slot
(141) groove depth of groove depth fiery slot (142) main less than second.
18. the burner fire lid of gas cooker is used for described in 1 or 12 or 13 according to claim 1, it is characterised in that: described the
At least partly periphery of one rain visor (111) top surface has upwardly extended chimb (1111), and the chimb (1111) is anti-with described first
The liquid holding groove (5) for setting and being formed for containing discharge is enclosed jointly in water eaves (111) top surface.
19. the burner fire lid according to claim 18 for gas cooker, it is characterised in that: the chimb (1111)
Part has recess (1112), which constitutes the leakage fluid dram of the liquid holding groove (5).
20. a kind of application is just like the burner of burner fire lid described in claim 1~19 any one claim, special
Sign is: including pedestal (8), the surge chamber (3) further includes having bottom wall, is connected to the pedestal (8) in the fire cover
Under state, a part of pedestal (8) top end surface then constitutes the bottom wall of the surge chamber (3).
21. burner according to claim 20, it is characterised in that: the external annulus of the cricoid ontology (1) is adjacent to institute
The position for stating the first fire output hole (131), which is offered, goes out fiery slot (6) with the surge chamber (3) configured in fluid communication.
22. burner according to claim 21, it is characterised in that: the development length of the external annulus (13) is shorter than described
The development length of surge chamber side wall, between the lower ora terminalis of the external annulus (13) and the top end surface of the pedestal (8) formed with
The gap of surge chamber (3) configured in fluid communication, the gap constitute the slot (6) fiery out.
23. the burner according to claim 21 or 22, it is characterised in that: the pedestal (8) is outside the neighbouring fire cover
The position of ring wall (13) first fire output hole is provided with ignition electrode (7), and first fire output hole (131) is fire hole.
24. burner according to claim 23, it is characterised in that: also set up between the pedestal (8) and cyclic annular fire cover
Have case ring (9), offered first through hole (91) on the case ring (9), the ignition electrode (7) passes through the first through hole
(91) and upwards the case ring (9) are stretched out in, the lower section of the first rain visor (111) is placed in, are connected in the cyclic annular fire cover
In the state of the case ring (9), a part of the end face of the case ring (9) then constitutes the bottom wall of the surge chamber (3)
(93)。
25. burner according to claim 24, it is characterised in that: be additionally provided with and the igniting on the pedestal (8)
The thermocouple (10) of needle (7) side by side offers the second through-hole (92) on the case ring (9), and the thermocouple (10) passes through institute
It states the second through-hole (92) and stretches out in upwards the case ring (9), and corresponding guarantor fire hole (132).
26. burner according to claim 25, it is characterised in that: the thermocouple (10) is placed in the second rain visor
(112) lower section.
27. according to burner described in claim 24 or 25 or 26, it is characterised in that: the top end surface of the case ring (9)
Inclination upwards from inside to outside, the first main fiery slot (141), the second main fiery slot (142) and steady flame groove (41) are similarly from introversive
It is tilted in extroversion, and the top end surface of the case ring (9) forms the first main fire hole, the second main fire hole and steady flame channel.
28. burner according to claim 27, it is characterised in that: be additionally provided with the connection mixed gas on the pedestal (8)
The blast tube (81) of chamber (2), blast tube (81) lower section are connected with the ejector pipe (82) for gas inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820644812.3U CN209458942U (en) | 2018-05-02 | 2018-05-02 | A kind of burner having the burner fire lid for the burner fire lid of gas cooker and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820644812.3U CN209458942U (en) | 2018-05-02 | 2018-05-02 | A kind of burner having the burner fire lid for the burner fire lid of gas cooker and application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209458942U true CN209458942U (en) | 2019-10-01 |
Family
ID=68035479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820644812.3U Active CN209458942U (en) | 2018-05-02 | 2018-05-02 | A kind of burner having the burner fire lid for the burner fire lid of gas cooker and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209458942U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440259A (en) * | 2018-05-02 | 2019-11-12 | 宁波方太厨具有限公司 | A kind of burner having the burner fire lid for the burner fire lid of gas cooker and application |
| CN111473328A (en) * | 2020-03-02 | 2020-07-31 | 佛山市顺德区美的洗涤电器制造有限公司 | Fire cover, burner and gas appliance |
| CN111578319A (en) * | 2020-05-13 | 2020-08-25 | 宁波方太厨具有限公司 | Gas kitchen ranges |
-
2018
- 2018-05-02 CN CN201820644812.3U patent/CN209458942U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110440259A (en) * | 2018-05-02 | 2019-11-12 | 宁波方太厨具有限公司 | A kind of burner having the burner fire lid for the burner fire lid of gas cooker and application |
| CN111473328A (en) * | 2020-03-02 | 2020-07-31 | 佛山市顺德区美的洗涤电器制造有限公司 | Fire cover, burner and gas appliance |
| CN111578319A (en) * | 2020-05-13 | 2020-08-25 | 宁波方太厨具有限公司 | Gas kitchen ranges |
| CN111578319B (en) * | 2020-05-13 | 2021-04-02 | 宁波方太厨具有限公司 | Gas kitchen ranges |
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