CN208794406U - A kind of burner for kitchen range - Google Patents

Abstract

The utility model relates to a kind of burners for kitchen range, including pedestal and it is connected to the fire cover of the pedestal, the position of the neighbouring fire cover periphery wall is provided with ignition electrode, the wall surface that the periphery wall corresponds to the ignition electrode offers at least one fire hole, it is characterized by: the periphery wall, which corresponds to, has auxiliary firing slot above or below the fire hole, compared with prior art, utility model has the advantages that the fine crack shape of the auxiliary firing slot accelerates speed of ignition, the auxiliary firing slot has double action, on the one hand the auxiliary firing slot is together with fire hole, play the role of auxiliary ignition holes igniting, on the other hand, auxiliary firing slot, which is arranged in above or below fire hole, can enhance anti-blocking probability, the auxiliary firing slot also acts as the effect ignited simultaneously, effectively improve ignition success rate.

Description

A kind of burner for kitchen range

Technical field

The utility model relates to gas-cooker fields, and in particular to a kind of burner for gas cooker.

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 mixing chamber, and the mixing chamber 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.

Summary of the invention

Technical problem to be solved in the utility model is to provide a kind of can improve a little for above-mentioned state of the art The burner for gas cooker of igneous power.

Technical solution adopted by the utility model to solve the above technical problems is as follows: this is used for the burner of kitchen range, including Pedestal and the fire cover for being connected to the pedestal are provided with ignition electrode, the periphery in the position of the neighbouring fire cover periphery wall The wall surface that wall corresponds to the ignition electrode offers at least one fire hole, it is characterised in that: the periphery wall is adjacent to the igniting The position in hole has auxiliary firing slot.

In order to prevent ignition electrode and thermocouple hypertelorism and cause because pass fire it is bad due to cause to stop working, set on the pedestal Be equipped with the ignition electrode be arranged side by side thermocouple, the position that the periphery wall of the fire cover corresponds to the thermocouple offer to Few guarantor's fire hole.

In order to ensure fire hole cannot be too far from ignition electrode, too far gas output is diluted, and causes ignition results bad, and For the setting convenient for following first rain visors, the periphery wall of the fire cover is in the first wall surface where the fire hole along the fire The radial direction of the annular body of lid locally inwardly inside contracts.

Similarly, in order to ensure the properly distance of guarantor's fire hole and thermocouple, the periphery wall of the fire cover is in guarantor's fire hole Second wall surface at place is equally also locally inwardly inside contracted along the radial direction of the annular body of the fire cover.

In order to ensure thermocouple has the fiery effect of preferable guarantor, thermocouple compares ignition electrode and fire hole at a distance from guarantor's fire hole More recently it can ensure that the heating surface area that thermocouple is contacted with flare, thermocouple is not only heated sufficient, to generate enough heat Electromotive force, second wall surface are shorter in length than first wall surface along what the annular body radial direction of the fire cover inwardly inside contracted The length inwardly inside contracted along the annular body radial direction of the fire cover.

Discharge flows into fire hole in order to prevent, blocks fire hole, the periphery wall of the fire cover is partially along the fire cover ontology Radial direction extends outward to form the first rain visor blocked above the ignition electrode and the fire hole.

Discharge, which flows into, in order to prevent protects fire hole, and fire hole is protected in blocking, and the periphery wall outer wall of the fire cover is partially along the fire cover Ontology radial direction, which extends outward to form, blocks in the thermocouple and second rain visor protected above 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, the second rain visor and the first rain visor mutually in succession, and are shorter in length than first along ontology radial direction is outwardly extending Rain visor is along the outwardly extending length of ontology radial direction.

Compared with the prior art, the advantages of the utility model are: the fine crack shape of the auxiliary firing slot accelerates a little at top speed Degree, the auxiliary firing slot have double action, and on the one hand the auxiliary firing slot plays auxiliary ignition holes igniting together with fire hole Effect, on the other hand, auxiliary firing slot, which is arranged in above or below fire hole, can enhance anti-blocking probability, while the auxiliary magnet Fiery slot also acts as the effect ignited, and effectively improves ignition success rate.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of burner in the utility model embodiment；

Fig. 2 is the cross-sectional view of Fig. 1；

Fig. 3 is the enlarged structure schematic diagram in Fig. 2 at A；

Fig. 4 is the structural schematic diagram of fire cover in the utility model embodiment；

Fig. 5 is the structural schematic diagram of mono- angle of Fig. 4；

Fig. 6 is the structural schematic diagram of another angle of Fig. 4.

Specific embodiment

The utility model is described in further detail below in conjunction with figure embodiment.

It as shown in figs. 1 to 6, is the most preferred embodiment of the utility model.Include for the burners of kitchen range in the present embodiment Pedestal 1 and the fire cover 2 for being connected to pedestal 1 are provided with ignition electrode 3 in the position of neighbouring 2 periphery wall 21 of fire cover, and periphery wall 21 is right It answers the wall surface of ignition electrode 3 to offer at least one fire hole 211, has above or below the corresponding fire hole 211 of periphery wall 21 Auxiliary firing slot 212.The setting of auxiliary firing slot 212 can directly be the slot that fine crack shape is opened up below 2 periphery wall 21 of fire cover Body is constituted, wherein fire cover 2 can may be cyclic annular fire cover for tubular fire cover.

In this implementation, auxiliary firing slot 212 is formed in the following way: fire cover 2 includes annular body, fire cover ontology Annular top wall 25 and from the inside edge of the annular top surface, outer ledge it is vertical or extend obliquely downward internal ring wall 24, periphery Mixing chamber 20 is formed between wall 21, the annular top wall inner wall of annular body is along fuel gas flow direction in the portion of neighbouring periphery wall 21 Position has the surge chamber 7 for gentle 211 gas outlet speed of fire hole, and surge chamber 7 is in the corresponding wall of inflow direction of combustion gas Portion has the air inlet 711 of at least one connection mixing chamber 20, and periphery wall 21 is opened up in the corresponding position in outflow direction of combustion gas There are the fire hole 211 of connection surge chamber 7, i.e. corresponding first wall of the first side wall positioned at outside of the opposite two sidewalls of surge chamber 7 The axial length in face 22 is shorter than the axial length for being located at the second sidewall 71 of inside, is also provided with air inlet in second sidewall 71 711, it is formed with the gap for being connected to mixing chamber 20 and surge chamber 7 between the lower ora terminalis and the top end surface of pedestal 1 of the first side wall, The gap constitutes auxiliary firing slot 212.And the fine crack shape of auxiliary firing slot 212 then accelerates speed of ignition.The auxiliary firing slot 212 have double action, and on the one hand the auxiliary firing slot 212 plays the work of the igniting of auxiliary ignition holes 211 together with fire hole 211 With on the other hand, the lower of fire hole 211, which is arranged in, in auxiliary firing slot 212 can enhance anti-blocking probability, while the auxiliary firing Slot 212 also acts as the effect ignited.And the screw exposure in installation process in order to prevent, increase the aesthetics of burner, pedestal 1 It is additionally provided with case ring 9 between cyclic annular fire cover 2, first through hole 91 is offered on case ring 9, ignition electrode 3 passes through first through hole And case ring 9 is stretched out in upwards, it is placed in the lower section of the first rain visor 5, meanwhile, it is additionally provided on pedestal 1 with ignition electrode 3 side by side Thermocouple 4, the position of 2 body peripheral wall of fire cover, 21 corresponding thermocouples 4 offers at least one and protects fire hole 213, and case ring The second through-hole 92 is offered on 9, thermocouple 4 passes through the second through-hole 92 and stretches out in case ring 9 upwards, is placed in the second rain visor 6 lower section is corresponding to protect fire hole 213.A part of case ring 9 also constitutes the bottom wall of surge chamber 7 simultaneously.

In addition, too far gas output is diluted in order to ensure fire hole 211 cannot be too far from ignition electrode 3, igniting is caused to imitate 235 fruits are bad, and are the setting convenient for following first rain visors 5, and the periphery wall 21 of fire cover 2 is first where fire hole 211 Wall surface 22 is locally inwardly inside contracted along the annular body radial direction of fire cover 2.Similarly, in order to ensure guarantor's fire hole 213 and thermocouple 4 properly distance, second wall surface 23 of the periphery wall 21 of fire cover 2 where protecting fire hole 213 is equally also along the annular body of fire cover 2 Radial direction locally inwardly inside contracts.In order to ensure thermocouple 4 has the fiery effect of preferable guarantor, thermocouple 4 is at a distance from guarantor's fire hole 213 Comparing ignition electrode 3 and fire hole 211 more recently will can ensure that the heating surface area that thermocouple 4 is contacted with flare, thermocouple 4 is not It is only heated sufficient, to generate enough thermo-electromotive forcves, for this purpose, the second wall surface 23 is inside along the annular body radial direction of fire cover 2 Contracting be shorter in length than the first wall surface 22 along fire cover 2 annular body radial direction to the length inside contracted.Discharge flows into order to prevent Fire hole 211, blocks fire hole 211, and the periphery wall 21 of fire cover 2 has been extended outward to form partially along 2 ontology radial direction of fire cover Block the first rain visor 5 above ignition electrode 3 and fire hole 211.And discharge flows into guarantor's fire hole 213 in order to prevent, blocking is protected Fire hole 213,21 outer wall of periphery wall of fire cover 2 has been extended outward to form partially along 2 ontology radial direction of fire cover to be blocked in thermocouple 4 With the second rain visor 6 for protecting 213 top of fire hole.Finally, in order to ensure guarantor's fire performance of thermocouple 4, it is small can suitably shelter from While discharge, can't excessively shelter from big discharge, the second rain visor 6 with 5 phase of the first rain visor in succession, and along ontology diameter To outwardly extending first rain visor 5 that is shorter in length than in direction along the outwardly extending length of ontology radial direction.

Claims (8)

1. a kind of burner for kitchen range, including pedestal (1) and it is connected to the fire cover (2) of the pedestal (1), the pedestal (1) it is provided with ignition electrode (3) in the position of the neighbouring fire cover (2) periphery wall (21), the corresponding point of the periphery wall (21) The wall surface of fiery needle (3) offers at least one fire hole (211), it is characterised in that: the neighbouring igniting of the periphery wall (21) The position in hole (211) has auxiliary firing slot (212).

2. the burner according to claim 1 for kitchen range, it is characterised in that: be provided on the pedestal (1) and institute State ignition electrode (3) thermocouple (4) arranged side by side, the position of the corresponding thermocouple (4) of the periphery wall (21) of the fire cover (2) It offers at least one and protects fire hole (213).

3. the burner according to claim 2 for kitchen range, it is characterised in that: the periphery wall (21) of the fire cover (2) It is locally inside along the radial direction of the annular body of the fire cover (2) in the first wall surface (22) where the fire hole (211) It inside contracts.

4. the burner according to claim 3 for kitchen range, it is characterised in that: the periphery wall (21) of the fire cover (2) In the second wall surface (23) where guarantor fire hole (213) equally also along the radial direction office of the annular body of the fire cover (2) Portion inwardly inside contracts.

5. the burner according to claim 4 for kitchen range, it is characterised in that: second wall surface (23) is along the fire What the annular body radial direction of lid (2) inwardly inside contracted is shorter in length than first wall surface (22) along the ring-type of the fire cover (2) The length that ontology radial direction inwardly inside contracts.

6. being used for the burner of kitchen range according to claim 2~5 any one claim, it is characterised in that: described The periphery wall (21) of fire cover (2) has been extended outward to form partially along the fire cover (2) ontology radial direction and has been blocked in the igniting The first rain visor (5) above needle (3) and the fire hole (211).

7. the burner according to claim 6 for kitchen range, it is characterised in that: the periphery wall (21) of the fire cover (2) Outer wall extends outward to form the blocked above guarantor fire hole (213) partially along the fire cover (2) ontology radial direction Two rain visors (6).

8. the burner according to claim 7 for kitchen range, it is characterised in that: second rain visor (6) with it is described First rain visor (5) mutually in succession, and is shorter in length than first waterproof along the fire cover (2) ontology radial direction is outwardly extending Eaves (5) is along the outwardly extending length of ontology radial direction.