CN212511148U

CN212511148U - Infrared burner

Info

Publication number: CN212511148U
Application number: CN202021079150.3U
Authority: CN
Inventors: 商洪志; 钟永盛
Original assignee: Zhongshan Shanghe Electric Appliance Co ltd
Current assignee: Zhongshan Shanghe Electric Appliance Co ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-02-09
Anticipated expiration: 2030-06-11

Abstract

The utility model provides an infrared burner, including furnace end, ignition response needle and infrared ceramic plate, infrared ceramic plate sets up on the furnace end to be provided with a plurality of through fire holes that link up the plate body on the infrared ceramic plate, infrared ceramic plate center is provided with fixed lid, and ignition response needle inserts in the center through hole department of fixed lid, fixed covering is provided with the ignition bump, the ignition bump is set up and is covered from the position that the distance of the induction end of ignition response needle is nearest on the fixed, and the conduction path that makes the ignition arc that the ignition bump produced reach the response piece is the shortest, guarantees the conduction accuracy of ignition arc, reduces the number of ignitions, improves the stability of igniteing; be provided with a plurality of bosss on the infrared ceramic plate, effectively increase radiating area improves the thermal efficiency of combustor, and the response piece of ignition response needle is located directly over one of them boss, has shortened the distance of leading to fire hole and response piece, reduces the diffusion of combustible gas, improves the fire protection performance of combustor.

Description

Infrared burner

Technical Field

The utility model belongs to the technical field of the combustor, concretely relates to infrared burner.

Background

The combustor is a general term for a device that injects fuel and air in a predetermined manner for mixed combustion. At present, infrared heating technology is widely applied to industrial and civil combustion equipment, and an infrared burner is usually ignited by an ion ignition mode. However, the ion ignition performance of the existing infrared burner is low, one-time ignition is often unsuccessful, multiple times of ignition are needed, and a large amount of energy is consumed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the shortcoming and not enough among the prior art, provide an infrared burner, shorten the conduction route of ignition arc, ignition performance is high, stability is good.

The utility model provides a technical scheme that its technical problem adopted is:

an infrared burner comprises a burner head, an ignition induction needle and an infrared ceramic plate, wherein the infrared ceramic plate is arranged on the burner head and is provided with a plurality of fire through holes penetrating through a plate body;

the infrared ceramic plate center is provided with fixed lid, the end that sets up of ignition response needle inserts the setting and is in the through-hole department at fixed lid center, fixed covering is provided with the ignition bump, the ignition bump is set up fixed covering is gone up and is kept away from the position that the distance is nearest of the response end of ignition response needle.

Preferably, the infrared ceramic plate is provided with a plurality of bosses, the fire holes are formed in the bosses, and the sensing end of the ignition sensing needle corresponds to one of the bosses.

Preferably, the plurality of the fire through holes are arranged to be one or two of round holes and square holes.

Preferably, a plurality of bosses are arranged on the infrared ceramic plate, and the bosses comprise:

the strip-shaped boss groups are arranged in a streamline manner from inside to outside along the center of the infrared ceramic plate; the plurality of strip-shaped boss groups are sequentially arranged along the circumferential direction of the infrared ceramic plate.

Preferably, the boss is arranged along the axial cross section of the infrared ceramic plate in an arc shape.

Preferably, the strip-shaped boss group is arranged along the center of the infrared ceramic plate in an arc shape from inside to outside.

Preferably, the furnace end is provided with an inner cavity, and the infrared ceramic plate is arranged above the inner cavity.

Preferably, the ignition induction needle comprises a needle body, one end of the needle body penetrates through a through hole in the center of the fixed cover to be inserted into the furnace end, and the other end of the needle body extends out of the through hole and is connected with the induction part.

Preferably, the surface of the infrared ceramic plate corresponding to the inner cavity is provided with a groove, the upper end of the inner wall of the inner cavity is provided with an acute-angle edge corresponding to the groove, and the acute-angle edge is in clamping fit with the groove.

Preferably, the outer side of the infrared ceramic plate is also provided with a pressing protection piece.

Compared with the prior art, the beneficial effects of the utility model are that:

in this scheme, infrared ray ceramic plate center is provided with fixed lid, the end that sets up of ignition response needle inserts the setting and is in the through-hole department at fixed lid center, fixed covering is provided with the ignition bump that is used for producing ignition arc, the ignition bump is located the distance the nearest position of response piece of ignition response needle makes the ignition arc that the ignition bump produced reachs the conduction path of response piece is the shortest, guarantees the conduction accuracy of ignition arc, reduces the number of times of igniteing, improves the stability of igniteing.

In this scheme, be provided with a plurality of logical fire holes and a plurality of boss that link up the plate body on the infrared ceramic plate, logical fire hole sets up on the boss, the response piece of ignition response needle is located one of them directly over the boss, shortened the distance of logical fire hole and response piece reduces the diffusion of combustible gas, improves the fire protection performance of combustor.

It is understood that within the scope of the present invention, the above-mentioned technical features of the present invention and those specifically described below (e.g. in the examples) can be combined with each other to constitute new or preferred technical solutions. Not to be reiterated herein, but to the extent of space.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without any creative effort.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the partial cross-sectional structure of the present invention.

Fig. 3 is a schematic view of a partial structure of the present invention.

Fig. 4 is a schematic view of the half-section structure of the present invention.

Fig. 5 is a schematic view of the fixing cover structure of the present invention.

Wherein:

1-furnace end, 11-inner cavity, 111-acute angle edge and 112-high temperature glass fiber pad; 2-infrared ceramic plate, 21-boss, 211-strip boss group; 3-ignition induction needle, 31-induction piece; 4-fixed cover, 41-ignition salient point, 42-through hole; 5-protective piece.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and detailed description. In addition, the embodiments and features of the embodiments of the present application may be combined with each other without conflict. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, and the described embodiments are merely some embodiments, rather than all embodiments, of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

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

Example 1

As shown in fig. 1 to 5, the present embodiment discloses an infrared burner, which includes a burner 1, an ignition sensing needle 3 and an infrared ceramic plate 2, wherein the infrared ceramic plate 2 is disposed on the burner 1, and a plurality of fire holes penetrating through a plate body are disposed on the infrared ceramic plate 2.

The center of the infrared ceramic plate is provided with a fixed cover 4, the ignition induction needle 3 comprises a needle body, one end of the needle body is an induction end, the through hole 42 in the center of the fixed cover 4 extends out and is connected with the induction part 31, the other end of the needle body is a setting end, the through hole 42 penetrating the center of the fixed cover 4 is inserted and arranged inside the furnace end 1, the fixed cover 4 is provided with an ignition salient point 41 used for generating ignition electric arc, the ignition salient point 41 is arranged at the position, closest to the induction part 31 of the ignition induction needle 3, of the fixed cover 4, the ignition electric arc generated by the ignition salient point 41 reaches the shortest conduction path of the induction part 31, the distance of the conduction path is 4 mm-6 mm, the conduction accuracy of the ignition electric arc is guaranteed, the ignition frequency is reduced, and the ignition.

Preferably, in this embodiment, a plurality of bosses 21 are arranged on the infrared ceramic plate 2, the plurality of bosses 21 form a plurality of strip boss groups 211, the strip boss groups 211 are arranged in a streamline shape from inside to outside along the center of the infrared ceramic plate 2, the streamline shape is an arc shape from inside to outside along the center of the infrared ceramic plate 2, the plurality of strip boss groups 211 are sequentially arranged along the circumferential direction of the infrared ceramic plate 2 to form a strip boss ring, and the strip boss ring is arranged like the fan blades in a dispersed manner, and has an aesthetic property. At least one group of boss rings are arranged on the infrared ceramic plate 2. The boss 21 is arranged along the axial cross section of the infrared ceramic plate 2 in an arc shape. The fire through holes are provided on the boss 21. The fire hole is set as one or two of a round hole and a square hole, and the induction piece 31 of the ignition induction needle 3 corresponds to the boss 21.

Specifically in this embodiment, be provided with inside and outside two sets of strip boss circles on the infrared ceramic plate 2, the strip boss group 211 one-to-one of two sets of strip boss circles to strip boss group 211 is the arc setting from inside to outside along the center of infrared ceramic plate, and boss 21 height is 1 ~ 3.5 mm, still is provided with round and the concentric circular boss group of infrared ceramic plate 2 between two sets of strip boss circles, and boss 21 all evenly is provided with circular shape through fire hole. The arrangement of the boss 21 increases the surface area of the infrared ceramic plate 2, so that the radiation area can be effectively increased, and the heat efficiency of the burner is improved; the induction part 31 of the ignition induction needle 3 is positioned right above one of the bosses 21, so that the distance between the fire through hole and the induction part 31 is shortened, the diffusion of combustible gas is reduced, and the fire protection performance of the combustor is improved.

Preferably, in the present embodiment, as shown in fig. 4, the burner 1 is provided with an inner cavity 11, and the infrared ceramic plate 2 is disposed above the inner cavity 11. The surface of the infrared ceramic plate 2 corresponding to the inner cavity 11 is provided with a groove (not shown in the figure), the upper end of the inner wall of the inner cavity 11 is provided with an acute-angle edge 111 corresponding to the groove, the acute-angle edge 111 is in clamping fit with the groove, and the outer side of the infrared ceramic plate 2 is also provided with a protection piece 5 with a pressing effect.

Specifically, in the embodiment, the inner cavity 11 is arranged inside the burner 1 and used for introducing combustible gas, the infrared ceramic plate 2 is arranged on the inner cavity 11, the acute-angle edge 111 at the upper end of the inner wall of the inner cavity 11 is clamped in the groove of the infrared ceramic plate 2, the high-temperature glass fiber pad 112 is arranged at the upper end of the flat inner wall, and the acute-angle edge 111 and the high-temperature glass fiber pad 112 jointly act to seal the inner cavity 11, so that the method that the infrared ceramic plate 2 is bonded by the end face is avoided, and the production and the maintenance are convenient; and also avoids air leakage caused by uneven end surfaces. Through the cooperation of setting up fixed lid 4 and 5 both of protection piece of effect of compressing tightly, realize compressing tightly fixedly to infrared ceramic plate 2, further prevent that the gas from leaking, protection piece 5 specifically is a decoration circle, compromise practicality and pleasing to the eye.

Above, it is only the preferred embodiment of the present invention, but not to limit the present invention in any form, so that any modification, equivalent change and modification made to the above embodiments by the technical essence of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. An infrared burner is characterized by comprising a burner, an ignition induction needle and an infrared ceramic plate, wherein the infrared ceramic plate is arranged on the burner and is provided with a plurality of fire through holes penetrating through a plate body;

2. An infrared ray burner as set forth in claim 1, wherein a plurality of bosses are formed on said infrared ceramic plate, said ignition hole is formed on said bosses, and said sensing end of said ignition sensing pin corresponds to one of said bosses.

3. An infrared ray burner as set forth in claim 2, wherein a plurality of said fire through holes are provided as one or both of a circular hole and a square hole.

4. An infrared ray burner as set forth in claim 2, wherein said infrared ceramic plate is provided with a plurality of bosses, said plurality of bosses constituting:

5. An infrared ray burner as set forth in claim 4, wherein said bosses are formed in an arc shape along an axial cross section of said infrared ceramic plate.

6. An infrared ray burner as set forth in claim 4, wherein said strip-like bosses are formed in an arc shape from inside to outside along a center of said infrared ceramic plate.

7. An infrared burner as set forth in claim 1, wherein said burner has an interior cavity, and said infrared ceramic plate is disposed above said interior cavity.

8. The infrared burner as set forth in claim 7, wherein the ignition sensing needle includes a needle body, one end of the needle body is inserted into the burner through the through hole at the center of the fixing cover, and the other end of the needle body is extended and connected to the sensing member.

9. An infrared burner as set forth in claim 8, wherein the surface of said infrared ceramic plate corresponding to said inner cavity is provided with a groove, and the upper end of the inner wall of said inner cavity is provided with an acute-angled edge corresponding to said groove, said acute-angled edge being snap-fitted with said groove.

10. An infrared ray burner as set forth in claim 1, wherein a pressing protection member is further provided on an outer side of said infrared ceramic plate.