CN213901152U - Burner with induction reliable ignition device - Google Patents

Abstract

The utility model discloses a reliable ignition's of area response combustor, including furnace end, burning body subassembly, central through-hole and ignition, burning body subassembly includes the burning body and divides the gas dish, the burning body passes through divide the gas dish lid to locate the furnace end top, the central through-hole runs through in proper order the furnace end the burning body with divide the gas dish, ignition includes ignition needle and bracket component, the ignition needle passes through the bracket component rotationally set up in central through-hole department, just the upper end salient of ignition needle in the up end of central through-hole, the bracket component is connected furnace end and its are equipped with elasticity portion, elasticity portion butt divide the gas dish. The utility model discloses a combustor, its ignition device's simple structure, occupation space is little, effectively guarantees that the gas distribution dish of furnace end and burning body subassembly is in reliable connection, further ensures the reliability of combustor induction loop, the cost is reduced simultaneously.

Description

Burner with induction reliable ignition device

Technical Field

The utility model relates to a cooking utensils technical field especially relates to a reliable ignition of area response combustor.

Background

The infrared burner is divided into a split type and a non-split type according to whether the burner body can be split or not. The split type combustion body of can not, its ignition needle is mostly the single needle, because its cost is lower, response circuit is fixed, the reliability is better, as long as the gas between ignition needle and the combustion plate is burning, just can keep the circuit in the on-state to can judge whether the gas is burning according to the break-make accuracy of circuit, the security is high.

Split type combustion body, the combustion body is convenient for the user to take off and cleans, and also be convenient for after-sales personnel only change the combustion body if having the damage, be unlikely to change whole set of combustor. But for its response circuit always is in the on-state when guaranteeing flame normal combustion, the current ignition needle of split type burning body is the double needle, because two needles are directly arranged in on the flame, the gas of burning between the needle can be guaranteed the circuit and is in the on-state to can accurately judge whether the gas is burning through the break-make of circuit, but the cost of double needle is high, and the space that occupies is bigger, at the restricted region of size. The split type combustion body does not adopt a single needle, because of the single needle scheme, the combustion body and the furnace end are also part of the induction loop, but the connection of the combustion body and the furnace end is unreliable, and the valve is easily turned off due to misjudgment, so that the normal use of a user is influenced.

Disclosure of Invention

The utility model discloses aim at solving one of the problems that exist among the prior art to a certain extent at least, for this reason, the utility model provides a reliable ignition's of area response combustor, its simple structure, occupation space is little, and the response is reliable to it is with low costs.

According to the burner with the induction reliable ignition device, the technical scheme is as follows:

the utility model provides a reliable ignition's of area response combustor, includes furnace end, burning body subassembly and central through-hole, burning body subassembly burning body and branch gas dish, the burning body passes through divide the gas dish lid to locate the furnace end top, central through-hole runs through in proper order the furnace end with burning body subassembly, wherein includes ignition, ignition includes ignition needle and bracket component, the ignition needle passes through the bracket component rotationally set up in central through-hole department, just the upper end salient of ignition needle in the up end of central through-hole, the bracket component is connected furnace end and its are equipped with elasticity portion, elasticity portion butt divide the gas dish.

In some embodiments, the bracket assembly includes a fixed seat and a bracket, the fixed seat is disposed in the central through hole and is provided with an opening for the ignition needle to pass through, the bracket is respectively connected with the furnace end and the fixed seat, the elastic part is disposed on the bracket and tightly abuts against the gas distribution plate, and the elastic part can push the fixed seat to abut against the gas distribution plate through the bracket; the ignition needle passes through the opening and is switchable between a locked position and an unlocked position.

In some embodiments, the bracket includes a first mounting plate and a support plate, the first mounting plate is disposed at a lower end of the support plate and connected to the burner, an upper end of the support plate is connected to the fixing seat, one end of the elastic portion is connected to a surface of the support plate facing away from the ignition needle, and the other end of the elastic portion faces and abuts against the gas distribution plate.

In some embodiments, the elastic portion is an elastic piece, an opening is formed in a position, corresponding to the air distribution disc, of the bracket, the elastic piece is arranged at the opening, the upper end of the elastic piece is integrally formed with the supporting plate, and the lower end of the elastic piece faces and abuts against the air distribution disc.

In some embodiments, the bracket further comprises a second mounting plate disposed at the upper end of the support plate and facing the fixing seat, and the fixing seat is connected to the support plate through the second mounting plate.

In some embodiments, the outer side wall of the fixing seat is provided with a boss extending outwards, the bottom of the boss is provided with a positioning column extending downwards, the second mounting plate is provided with a positioning hole suitable for being matched with the positioning column, the positioning column is inserted into the positioning hole, and the top surface of the second mounting plate abuts against the bottom surface of the boss.

In some embodiments, a position of the outer side wall of the ignition needle corresponding to the opening is provided with a limiting protrusion, the inner side wall of the opening is provided with a sliding groove arranged along the circumferential direction, the length of the sliding groove is smaller than the circumference of the upper end surface of the opening, and the limiting protrusion is rotatably arranged in the sliding groove.

In some embodiments, the outer side wall of the limiting protrusion or the ignition needle is provided with at least two positioning grooves at intervals, the inner side wall of the opening is provided with a positioning protrusion located below the sliding groove, and the positioning protrusion is selectively clamped in one of the positioning grooves.

In some embodiments, the ignition device further comprises a limiting member and an elastic member, the limiting member is disposed on an outer side wall of the ignition needle and located below the fixed seat, the elastic member is sleeved on an outer surface of the ignition needle, and an upper end and a lower end of the elastic member are respectively abutted against the fixed seat and the limiting member; or the ignition needle further comprises an elastic piece, the support is provided with an extending portion extending towards the ignition needle, the extending portion is provided with a clamping groove for the ignition needle to penetrate through, the elastic piece is sleeved on the outer surface of the ignition needle, and the upper end and the lower end of the elastic piece are respectively abutted against the fixing base and the extending portion.

In some embodiments, the combustion body comprises an inner combustion body and/or an outer combustion body, correspondingly, the gas distribution plate comprises an inner gas distribution plate and/or an outer gas distribution plate, and the elastic part abuts against an inner annular wall of the inner gas distribution plate or the outer gas distribution plate.

Compared with the prior art, the utility model discloses an at least including following beneficial effect:

the utility model discloses a combustor, its ignition device's simple structure, occupation space is little, connects the furnace end through the bracket component to through set up the elasticity portion at the bracket component, the branch gas dish of elasticity portion butt combustion body subassembly, thereby make the bracket component reliably be connected with the branch gas dish, effectively guarantee that the furnace end is in reliable connection with the branch gas dish of combustion body subassembly, further ensure the reliability of combustor response circuit, the cost is reduced simultaneously.

Drawings

Fig. 1 is a sectional view of a burner in embodiment 1 of the present invention;

fig. 2 is an exploded view of a burner according to embodiment 1 of the present invention;

fig. 3 is a sectional view of a burner according to embodiment 1 of the present invention, in which an ignition device is hidden;

fig. 4 is a schematic structural view of an ignition device in embodiment 1 of the present invention;

fig. 5 is a schematic structural view of a fixing base in embodiment 1 of the present invention;

fig. 6 is a schematic structural view of a firing pin in embodiment 1 of the present invention;

fig. 7 is an exploded view of a bracket assembly according to embodiment 1 of the present invention;

fig. 8 is a partially enlarged view of a portion a of fig. 1;

fig. 9 is a schematic structural view of an ignition device in embodiment 2 of the present invention;

fig. 10 is an exploded view of a burner according to embodiment 3 of the present invention.

Detailed Description

The present invention is illustrated by the following examples, but the present invention is not limited to these examples. To the embodiment of the present invention, modify or replace some technical features, without departing from the spirit of the present invention, it should be covered in the technical solution scope of the present invention.

Example 1

The burner of an infrared burner, because of its high use temperature, is usually made of an iron or sheet metal part. In order to improve the corrosion resistance of the furnace end, the surface of the cast iron furnace end needs to be subjected to electrophoresis, the surface of the metal plate furnace end needs to be enameled, and the electrophoresis layer and the enamel layer are insulating layers and are not easy to conduct electricity.

Description of induction loop with respect to ion induction: the furnace end of the infrared burner is connected with the bottom shell of the stove, and the conducting wire at the lower side of the ignition needle is also connected with the bottom shell of the stove after passing through the controller of the stove. For the burner with the inner combustion body component, as long as the inner combustion body component is in a conduction state with the burner, the intermediate state ions generated when the gas is burnt between the needle body of the ignition needle and the inner combustion body can enable the whole induction loop to be in the conduction state. When in normal use, the inner combustion body assembly is only placed on the furnace head, and the surface of the furnace head is provided with the insulating layer, so that the reliability of the induction loop is mainly determined by the reliability of the connection of the inner combustion body assembly and the furnace head.

Referring to fig. 1-3, the present embodiment provides a burner with an induction reliable ignition device, which includes a burner 1, a burner assembly 2, a central through hole 3 and an ignition device (not shown in the figure), wherein the burner 1 is installed in a bottom case of a kitchen range and abuts against the bottom case of the kitchen range. The burner block assembly 2 includes a burner body (not shown) and a gas distribution plate (not shown), the burner body is installed in the gas distribution plate, and the burner body is disposed above the burner head 1 through the gas distribution plate cover and covers the inner gas mixing chamber 11 and the outer gas mixing chamber 12. The central through hole 3 sequentially penetrates through the furnace end 1, the combustion body and the gas distribution plate. Ignition includes ignition needle 4 and bracket component 5, and ignition needle 4 rotationally sets up in central through-hole 3 department through bracket component 5, and the upper end of ignition needle 4 is outstanding in the up end of central through-hole 3, and ignition needle 4 can switch between latched position and the unblock position to ignition needle 4 passes through the wire electricity and connects the cooking utensils controller of installing in the cooking utensils drain pan. The bracket assembly 5 is connected with the burner 1 and is provided with an elastic part 501, and the elastic part 501 is abutted with the gas distribution plate.

In the present embodiment, the ignition needle 4, the cooker controller, the bottom case, the burner 1, the burner, and the gas distributor form an induction loop. The bracket component 5 of the ignition device indirectly enables the gas distribution disc of the furnace end 1 and the combustion body component 2 to be reliably connected, so that the connection reliability between the furnace end 1 and the combustion body component 2 is further improved, and the combustion body component 2 and the furnace end 1 are ensured to be in a conduction state.

Therefore, the combustor of this embodiment, its ignition device's simple structure, occupation space is little, connect the furnace end through bracket component 5, and through set up elasticity portion 501 on bracket component 5, elasticity portion 501 butt burning body subassembly 2 divide the gas dish, thereby make bracket component 5 and burning body subassembly 2 divide the gas dish reliably to be connected, guarantee that furnace end 1 and burning body subassembly 2 are in reliable connection, further ensure the reliability of combustor induction loop, the cost is reduced simultaneously.

Referring to fig. 2 to 3, specifically, the burner 1 of the present embodiment has an inner gas mixing chamber 11, an outer gas mixing chamber 12 and a middle gas mixing chamber 13 which are opened upward, and the burner 1 is provided with a lower center hole 101, the lower center hole 101 constituting a lower portion of the center through hole 3. Correspondingly, the burner includes interior burner 211 and outer burner 221, and is corresponding, the gas tray includes interior gas tray 212 and outer gas tray 222, wherein interior burner 211 detachably installs in interior gas tray 212 and constitutes interior burner subassembly 21 each other, and like this, be convenient for the user to take off interior burner 211 and clean, also be convenient for the user to change the burner if interior burner 211 has the damage, be unlikely to change whole set of combustor. The inner combustion body assembly 21 is covered on the inner gas mixing cavity 11 and abuts against the inner ring wall and the outer ring wall of the inner gas mixing cavity 11 of the burner 1, so that reliable contact between the inner combustion body assembly 21 and the burner 1 is guaranteed, and the reliability of the induction loop is further guaranteed. The outer burner 221 is installed in the outer gas distribution plate 222 and constitutes the outer burner assembly 22 with each other, and the outer burner assembly 22 is disposed above the outer gas mixing chamber 12 and the middle gas mixing chamber 13 so that the middle ring fire and the outer ring fire are formed when the gas is burned above the outer burner assembly 22.

Preferably, the inner air distribution plate 212 is a metal member, which is covered above the inner air mixing cavity 11 and abuts against the inner annular wall of the inner air mixing cavity 11, so as to improve the installation stability of the inner air distribution plate 212 and ensure that the inner air distribution plate 212 is reliably contacted with the burner 1, and furthermore, an upper central hole 201 is formed at the center of the inner air distribution plate 212, and the upper central hole 201 constitutes the upper part of the central through hole 3. More preferably, in order to ensure the connection reliability of the inner gas distribution plate 212 and the inner burner body 211, the inner side or the outer side of the inner gas distribution plate 212 may be riveted or fixed with the inner burner body 211 by other means, so as to ensure the stable connection of the inner burner body and ensure the electrical conduction.

Referring to fig. 4-6, specifically, the bracket assembly 5 includes a fixing seat 51 and a bracket 52, the fixing seat 51 is disposed in the central through hole 3 and is provided with an opening 511 for passing the ignition needle 4, the bracket 52 is respectively connected to the burner 1 and the fixing seat 51, the elastic part 501 is disposed on the bracket 52 and is closely abutted to the gas distribution plate of the burner assembly 2, i.e., the elastic part 501 is tightly pressed against the lower end of the inner side wall of the upper central hole 201 of the inner gas distribution plate 212, and the elastic part 501 can push the fixing seat 51 to abut against the gas distribution plate of the burner assembly 2, i.e., the elastic part 501 can push the fixing seat 51 to abut against the upper end of the inner side wall of the upper central hole 201 of the inner gas distribution plate 212, so that the bracket 52 and the elastic part 501 disposed on the bracket 52 indirectly achieve reliable connection between the burner 1 and the inner gas distribution plate 212, the connection and the abutment between the burner 1 and the inner air distribution plate 212 are further enhanced, thereby ensuring the reliability of the induction loop. Preferably, the fixing base 51 and the bracket 52 are both metal pieces capable of conducting electricity to ensure the conducting effect.

In this embodiment, the ignition needle 4 passes through the opening 511 and can be switched between the locking position and the unlocking position, so that when the ignition needle 4 is switched to the unlocking position, the ignition needle 4 can be rotated to the zero position, at which time the inner burner assembly 21 or the inner burner 211 can be detached for the user to clean and re-installed in the burner 1 after cleaning; when the ignition needle 4 is switched to the locking position, the ignition needle 4 can not rotate any more, the ignition needle 4 is ensured to be stably and reliably installed, and the combustor can be normally used at the moment.

Referring to fig. 4 to 6, in the present embodiment, the ignition needle 4 includes a needle body 41 and an insulating housing 42, and an upper end of the needle body 41 is positioned above the inner burner assembly 21. A limiting protrusion 401 is arranged at a position, corresponding to the opening 511, of the outer side wall of the ignition needle 4 (namely, the outer side wall of the insulating shell 42), a sliding groove 5111 arranged along the circumferential direction is arranged on the inner side wall of the opening 511, the length of the sliding groove 5111 is smaller than the circumference of the upper end face of the opening 511, and the limiting protrusion 401 is rotatably arranged in the sliding groove 5111. In addition, at least two positioning grooves 402 are formed in the outer side wall of the limiting protrusion 401 or the ignition needle 4 (i.e., the insulating shell 42) at intervals, a positioning protrusion 5112 located below the sliding groove 5111 is formed in the inner side wall of the opening 511, and the positioning protrusion 5112 is selectively clamped in one of the positioning grooves 402, so that the ignition needle 4 is locked by matching the positioning protrusion 5112 with one of the positioning grooves 402, and the ignition needle 4 is located at a locking position.

Referring to fig. 1, 4 and 7-8, preferably, the bracket 52 includes a first mounting plate 521 and a support plate 522, the first mounting plate 521 is disposed at a lower end of the support plate 522 and connected to the burner 1, an upper end of the support plate 522 is connected to the fixing seat 51, one end of the elastic portion 501 is connected to a surface of the support plate 522 facing away from the ignition needle 4, and the other end faces and abuts against the gas distribution plate. In this embodiment, the first mounting plate 521 is integrally formed at the lower end of the support plate 522, and the support plate 522 and the first mounting plate 521 form an "L" shape, so as to ensure reliable connection between the first mounting plate 521 and the support plate 522 and save assembly processes between the two. Referring to fig. 1, during installation, the first mounting plate 521 is fastened and connected to the bottom of the furnace end 1 through the screw 8, so that the connection reliability and stability of the first mounting plate 521 and the furnace end 1 are effectively guaranteed, and the first mounting plate 521 and the furnace end 1 can be electrically conductive.

More preferably, the elastic portion 501 is an elastic sheet like an "L" shape to ensure that the elastic portion 501 has a sufficient elastic force. The position department that the support 52 corresponds interior gas dish 212 is equipped with opening 502, and the flexure strip sets up in opening 502 department and its upper end and backup pad 522 integrated into one piece, and the lower extreme orientation is interior gas dish 212 in the butt, like this, through with the flexure strip design for with backup pad 522 integrated into one piece, not only improved the reliability and the stability of being connected of flexure strip 501 with backup pad 522, still made things convenient for the quick machine-shaping of flexure strip 501, improved backup pad 522's utilization ratio and practicality. Referring to fig. 8, when one end of the elastic piece away from the supporting plate 522 abuts against the lower end of the inner side wall of the upper central hole 201 of the inner air distribution plate 212, the elastic piece can push the fixing seat 51 to move towards the direction opposite to the elastic piece through the supporting plate 522, so that the fixing seat 51 tightly abuts against the upper end of the inner side wall of the upper central hole 201, the fixing seat 51 is further clamped between the bracket 52 and the inner side wall of the upper central hole 201 of the inner air distribution plate 212, and the connection reliability of the fixing seat 51 and the inner air distribution plate 212 is further improved.

In addition, a profiling 505 arranged along its length is provided at the lower end of the support plate 522, the profiling 505 being located below the opening 502 to increase the strength of the support plate 522.

Referring to fig. 4 and 7, more specifically, the bracket 52 further includes a second mounting plate 523, the second mounting plate 523 is disposed at the upper end of the support plate 522 and faces the fixed seat 51, and the fixed seat 51 is connected to the support plate 522 through the second mounting plate 523. Therefore, the second mounting plate 523 realizes reliable connection between the support plate 522 and the fixed seat 51, increases the connection area of the support plate and the fixed seat, and improves the connection strength.

Preferably, the upper end of the outer side wall of the fixing seat 51 is provided with a boss 512 extending outwards, the bottom of the boss 512 is provided with a positioning column 5121 extending downwards, the second mounting plate 523 is provided with a positioning hole 503 adapted to be matched with the positioning column 5121, the positioning column 5121 is inserted into the positioning hole 503, and the top surface of the second mounting plate 523 abuts against the bottom surface of the boss 512. Therefore, the positioning column 5121 is matched with the positioning hole 503, and the top surface of the second mounting plate 523 supports and abuts against the boss 512, so that the fixing seat 51 is stably and reliably mounted on the second mounting plate 523 of the bracket 52, and the reliable connection between the fixing seat 51 and the bracket 52 is further improved.

More preferably, the second mounting plate 523 is provided with a clamping groove 504 which is opened towards the fixed seat 51, and the clamping groove 504 is clamped on the outer surface of the fixed seat 51, so that the reliable connection area between the second mounting plate 523 and the fixed seat 51 is increased. In this embodiment, the first mounting plate 523 and the upper end of the support plate 522 are formed to stably and reliably connect the second mounting plate 523 and the support plate 522, and the second mounting plate 523, the support plate 522 and the first mounting plate 521 form a "Z" shape, so that when the elastic portion 501 is pressed against the lower end of the inner annular wall of the inner air distribution disk 212, the second mounting plate 523 can be pushed to move in the direction opposite to the elastic portion 501, and the fixing seat 51 is pushed to tightly abut against the upper end of the inner annular wall of the inner air distribution disk 212.

In other embodiments, the fixing base 51 may be fastened and connected to the second mounting plate 523 or the supporting plate 522 of the bracket 52 by welding, riveting, or the like, and when the fixing base 51 is fastened and connected to the first supporting plate 522 of the bracket 52, not only the fixing base 51 and the bracket 52 are reliably connected, but also the second mounting plate 523 is omitted, which is beneficial to reducing the manufacturing cost.

Referring to fig. 4 and 8, further, the ignition device further includes a limiting member 6 and an elastic member 7, the limiting member 6 is disposed on an outer side wall of the insulating housing 42 of the ignition needle 4 and located below the fixing seat 51, the elastic member 7 is sleeved on an outer surface of the ignition needle 4, and an upper end and a lower end of the elastic member 7 are respectively abutted to the fixing seat 51 and the limiting member 6. Therefore, the elastic piece 7 is arranged between the limiting piece 6 and the fixed seat 51 to provide resetting force when the ignition needle 4 is pulled up, so that the ignition needle 4 is convenient to rapidly remove.

Preferably, the limiting member 6 of the present embodiment is a C-shaped snap ring, and the elastic member 7 is a spring. Referring to fig. 6, a groove 403 arranged along the circumferential direction is formed on the outer side wall of the insulating housing 42, and the C-shaped snap ring is in fit and clamping engagement with the groove 403, so that the fixing of the limiting member 6 is realized.

Example 2

Referring to fig. 9, the present embodiment is different from embodiment 1 in that the fixing manner of the bracket 2 and the elastic member 7 is different, and the stopper 6 can be omitted. Specifically, the bracket 52 is provided with an extension portion 524 extending toward the ignition needle 4, the extension portion 524 is provided with a clamping groove for the ignition needle 4 to pass through, and the insulating housing 42 of the ignition needle 4 passes through the clamping groove. The elastic member 7 is sleeved on the outer surface of the ignition needle 4, and the upper and lower ends of the elastic member 7 are respectively abutted against the fixing seat 51 and the extending portion 524, and the rest is the same as that of embodiment 1.

It can be seen that, the bracket 52 is provided with the extending portion 524 having a slot, and the elastic member 7 is disposed between the extending portion 524 and the fixing base 51, so that the utilization rate of the bracket 52 is further improved, and the limiting member 6 is omitted, so that the manufacturing cost is lower.

Example 3

Referring to fig. 10, the present embodiment is different from embodiment 1 in that the structure of the burner 1 and the burner block assembly 2 is different. Specifically, the burner 1 has only an inner air mixing chamber 11 and an outer air mixing chamber 12 which are opened upward. Correspondingly, the combustion body of the combustion body assembly 2 is an outer combustion body 221, correspondingly, the gas distribution disc is an outer gas distribution disc 222, the outer combustion body 221 is installed in the outer gas distribution disc 222 and mutually forms an outer combustion body assembly 22, the outer combustion body assembly 22 is covered above the outer gas mixing cavity 12 and the inner gas mixing cavity 11, so that gas forms inner ring fire and outer ring fire when being combusted above the outer combustion body assembly 22, and the outer gas distribution disc 222 is abutted to the burner 1, so that the outer gas distribution disc 222 is reliably connected with the burner 1 and can conduct electricity. The elastic portion 501 is tightly pressed on the lower end of the inner annular wall of the outer gas distribution plate 222, and the elastic portion 501 can push the fixing seat 51 to tightly abut on the upper end of the inner annular wall of the outer gas distribution plate 222.

It can be seen that by omitting the inner burner assembly 21 as described in embodiment 1, the reliability of the burner induction circuit is ensured while the assembly process is saved, resulting in a lower manufacturing cost of the entire burner.

What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.

Claims (10)

1. A burner with an induction reliable ignition device comprises a burner (1), a burner body component (2) and a central through hole (3), the combustion body component (2) comprises a combustion body and a gas distribution disc, the combustion body is arranged above the furnace end (1) through the gas distribution disc cover, the central through hole (3) penetrates through the furnace end (1), the combustion body and the gas distribution plate in sequence, characterized in that the device also comprises an ignition device, the ignition device comprises an ignition needle (4) and a bracket component (5), the ignition needle (4) is rotatably arranged at the central through hole (3) through the bracket component (5), and the upper end of the ignition needle (4) protrudes out of the upper end surface of the central through hole (3), bracket component (5) are connected furnace end (1) and it is equipped with elastic component (501), elastic component (501) butt divide the gas dish.

2. A burner with induction reliable ignition device according to claim 1, characterized in that the bracket assembly (5) comprises a fixed seat (51) and a bracket (52), the fixed seat (51) is arranged in the central through hole (3) and is provided with an opening (511) for the ignition needle (4) to pass through, the bracket (52) is respectively connected with the burner (1) and the fixed seat (51), the elastic part (501) is arranged on the bracket (52) and is closely abutted against the gas distribution plate, and the elastic part (501) can push the fixed seat (51) to be abutted against the gas distribution plate through the bracket (52); the ignition needle (4) passes through the opening (511) and can be switched between a locked position and an unlocked position.

3. The burner with the induction reliable ignition device as claimed in claim 2, wherein the bracket (52) comprises a first mounting plate (521) and a support plate (522), the first mounting plate (521) is arranged at the lower end of the support plate (522) and connected with the burner (1), the upper end of the support plate (522) is connected with the fixed seat (51), one end of the elastic part (501) is connected with the surface of the support plate (522) departing from the ignition needle (4), and the other end of the elastic part faces and abuts against the gas distribution plate.

4. The burner with the induction reliable ignition device as claimed in claim 3, wherein the elastic part (501) is an elastic sheet, the bracket (52) is provided with an opening (502) at a position corresponding to the gas distribution plate, the elastic sheet is arranged at the opening (502), the upper end of the elastic sheet is integrally formed with the support plate (522), and the lower end of the elastic sheet faces and abuts against the gas distribution plate.

5. A burner with an induction reliable ignition device according to claim 3 characterized in that said bracket (52) further comprises a second mounting plate (523), said second mounting plate (523) is disposed at the upper end of said supporting plate (522) and faces said fixed seat (51), said fixed seat (51) is connected to said supporting plate (522) through said second mounting plate (523).

6. The burner with the induction reliable ignition device according to claim 5, wherein the outer side wall of the fixed seat (51) is provided with a boss (512) extending outwards, the bottom of the boss (512) is provided with a positioning column (5121) extending downwards, the second mounting plate (523) is provided with a positioning hole (503) suitable for being matched with the positioning column (5121), the positioning column (5121) is inserted into the positioning hole (503), and the top surface of the second mounting plate (523) abuts against the bottom surface of the boss (512).

7. The burner with the induction reliable ignition device according to claim 2, characterized in that a position of the outer side wall of the ignition needle (4) corresponding to the opening (511) is provided with a limiting protrusion (401), the inner side wall of the opening (511) is provided with a sliding groove (5111) arranged along the circumferential direction, the length of the sliding groove (5111) is smaller than the perimeter of the upper end surface of the opening (511), and the limiting protrusion (401) is rotatably arranged in the sliding groove (5111).

8. The burner with the induction reliable ignition device according to claim 7, characterized in that the outer side wall of the limit protrusion (401) or the ignition needle (4) is provided with at least two positioning grooves (402) at intervals, the inner side wall of the opening (511) is provided with a positioning protrusion (5112) positioned below the sliding groove (5111), and the positioning protrusion (5112) is selectively clamped with one of the positioning grooves (402).

9. The burner with the induction reliable ignition device according to any one of claims 2 to 8, further comprising a limiting member (6) and an elastic member (7), wherein the limiting member (6) is disposed on the outer sidewall of the ignition needle (4) and located below the fixed seat (51), the elastic member (7) is sleeved on the outer surface of the ignition needle (4), and the upper end and the lower end of the elastic member (7) are respectively abutted against the fixed seat (51) and the limiting member (6); or, still include elastic component (7), support (52) are equipped with towards extension (524) that ignition needle (4) direction extends, extension (524) are equipped with confession ignition needle (4) pass draw-in groove (5241), elastic component (7) cover is located ignition needle (4) surface, just the upper and lower both ends of elastic component (7) butt respectively fixing base (51) with extension (524).

10. Burner with induction reliable ignition device according to any of claims 1 to 8 characterized in that the burner body comprises an inner burner body (211) and/or an outer burner body (221), correspondingly the gas distributor disc comprises an inner gas distributor disc (212) and/or an outer gas distributor disc (222), the elastic part (501) abuts against the inner annular wall of the inner gas distributor disc (212) or the outer gas distributor disc (222).

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