CN220852225U - Quenching and protecting assembly - Google Patents
Quenching and protecting assembly Download PDFInfo
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- CN220852225U CN220852225U CN202321422364.XU CN202321422364U CN220852225U CN 220852225 U CN220852225 U CN 220852225U CN 202321422364 U CN202321422364 U CN 202321422364U CN 220852225 U CN220852225 U CN 220852225U
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- needle
- quenching
- protecting
- ignition
- extinguishing
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- 238000010791 quenching Methods 0.000 title claims abstract description 92
- 230000000171 quenching effect Effects 0.000 title claims abstract description 92
- 239000000919 ceramic Substances 0.000 claims abstract description 66
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000015556 catabolic process Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 6
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The invention relates to a quenching and protecting assembly which comprises a quenching and protecting ignition needle and a ceramic sleeve sleeved outside the lower part of the quenching and protecting ignition needle, wherein the upper part of the quenching and protecting ignition needle is thick, the lower part of the quenching and protecting ignition needle is thin, and the lower part of the quenching and protecting ignition needle is positioned in the ceramic sleeve. The invention has the advantages that the upper part of the extinguishing and protecting ignition needle is thick, the lower part of the extinguishing and protecting ignition needle is thin, and the part of the extinguishing and protecting ignition needle, which is thin, is arranged in the ceramic sleeve, so that the extinguishing and protecting ignition needle which is arranged in the ceramic sleeve is far away from the outer edge of the ceramic sleeve under the condition that the outer diameter of the ceramic sleeve is fixed, the risk of high-voltage electric breakdown of the ceramic sleeve is reduced, and the situation that the ceramic sleeve is easy to be broken down by high-voltage electric breakdown due to the fact that the extinguishing and protecting ignition needle is thick up and down in the prior art is avoided.
Description
Technical Field
The invention relates to the field of component parts of a stove burner, in particular to a quenching and protecting assembly.
Background
In the prior art, the quenching and protecting ignition needle is generally made of high-temperature resistant alloy, and in order to increase the induction area, the part of the quenching and protecting ignition needle exposed out of the ceramic is relatively long, and the length is usually more than 20mm and even 100mm, and the diameter is about 3mm and even larger.
The main fire of the commercial stove burner cannot be burnt to the extinguishing ignition needle according to the national standard, namely the main fire of the fire extinguishing must be extinguished; if the main fire can burn to the extinguishing ignition needle, the extinguishing ignition needle burned by the main fire can also sense flame ion current after the fire is extinguished, and the electromagnetic valve is not closed to extinguish, namely the main fire cannot extinguish; therefore, the part of the extinguishing and protecting ignition needle exposed out of the ceramic sleeve needs to be designed to be shorter and thicker to avoid the condition that the main fire burns to the extinguishing and protecting ignition needle after the fire is extinguished.
However, in the prior art, the quenching and protecting ignition needle is generally cylindrical, namely, the quenching and protecting ignition needle is as thick as the upper part and the lower part, so that the portion of the quenching and protecting ignition needle in the ceramic sleeve is as thick as the portion of the quenching and protecting ignition needle outside the ceramic sleeve; when the quenching and protecting ignition needle in the ceramic sleeve is thick under the condition that the outer diameter of the ceramic sleeve is fixed, the quenching and protecting ignition needle is close to the outer edge of the ceramic sleeve, so that the ceramic sleeve in the prior art is easy to break down by high voltage electricity. The current main-stream burner extinguishing and protecting sleeve is 14mm, the inner diameter is about 12mm, and a gap is needed between the extinguishing and protecting sleeve and the ceramic sleeve part of the extinguishing and protecting assembly, so that the outer diameter of the ceramic sleeve part of the extinguishing and protecting assembly is about 11.5mm generally; the maximum distance between the extinguishing needle and the ignition needle of the common extinguishing and protecting assembly is limited to about 3.5mm, and when the interval between the extinguishing and protecting needle and the ignition needle in the ceramic sleeve is short, internal discharge is easy to form, and the phenomenon that the electrode does not strike fire occurs.
Disclosure of Invention
Aiming at the problems that the ceramic sleeve is easy to break down by high voltage and easy to discharge internally and the electrode is not ignited in the prior art in the background art, the invention provides the extinguishing and protecting component which reduces the probability of breaking down the ceramic sleeve by high voltage and reduces the internal discharge and avoids the electrode from being ignited.
A quenching and protecting assembly comprises a quenching and protecting ignition needle and a ceramic sleeve sleeved outside the lower part of the quenching and protecting ignition needle, wherein the upper part of the quenching and protecting ignition needle is thick, the lower part of the quenching and protecting ignition needle is thin, and the lower part of the quenching and protecting ignition needle is thin and positioned in the ceramic sleeve.
In one embodiment: the extinguishing and protecting ignition needle is an extinguishing and protecting ignition integrated needle.
In one embodiment: the upper part of the extinguishing and ignition integrated needle is cylindrical, the lower part of the extinguishing and ignition integrated needle is also cylindrical, and the cylinder at the upper part and the cylinder at the lower part are concentric cylinders or eccentric cylinders.
In one embodiment: the part of the upper part of the extinguishing and protecting ignition integrated needle, which is exposed out of the ceramic sleeve, is U-shaped, corrugated or spiral.
In one of these embodiments: the internal part of the quenching and protection ignition integrated needle corresponding to the upper part of the quenching and protection ignition integrated needle is cylindrical, and the external part of the quenching and protection ignition integrated needle corresponding to the upper part of the quenching and protection ignition integrated needle is a sleeve.
In one embodiment: the extinguishing and protecting ignition needle comprises an extinguishing and protecting needle and an ignition needle.
The upper part of the quenching and protecting needle is thick, the lower part of the quenching and protecting needle is thin, the diameter of the upper part of the ignition needle is as large as that of the lower part of the ignition needle, or the upper part of the quenching and protecting needle and the ignition needle are thick and thin, the upper part of the quenching and protecting needle and the ignition needle are cylindrical, the lower part of the quenching and protecting needle is also cylindrical, and the upper cylinder and the lower cylinder are concentric cylinders or eccentric cylinders.
The space between the lower part of the extinguishing and protecting needle and the lower part of the ignition needle is larger than the space between the upper part of the extinguishing and protecting needle and the upper part of the ignition needle.
In one embodiment: the part of the upper part of the quenching and protecting needle, which is exposed out of the ceramic sleeve, is U-shaped, corrugated or spiral.
In one embodiment: the inner part of the quenching protection pair corresponding to the upper part of the quenching protection pair is cylindrical, and the outer part of the quenching protection pair corresponding to the upper part of the quenching protection pair is a sleeve.
In one embodiment: the interval between the lower part of the extinguishing needle and the lower part of the ignition needle is more than or equal to 4mm.
The bottom of the quenching and protecting needle is connected with a wire which extends out of the bottom of the ceramic sleeve.
In one embodiment: the bottom of the top cover of the ceramic sleeve is inclined upwards to form a slope surface, so that external water is prevented from flowing to the outer side surface of the ceramic sleeve.
The invention has the advantages and beneficial effects that:
The invention has the advantages that the upper part of the extinguishing and protecting ignition needle is thick, the lower part of the extinguishing and protecting ignition needle is thin, and the part of the extinguishing and protecting ignition needle, which is thin, is arranged in the ceramic sleeve, so that the extinguishing and protecting ignition needle which is arranged in the ceramic sleeve is far away from the outer edge of the ceramic sleeve under the condition that the outer diameter of the ceramic sleeve is fixed, the risk of high-voltage electric breakdown of the ceramic sleeve is reduced, and the situation that the ceramic sleeve is easy to be broken down by high-voltage electric breakdown due to the fact that the extinguishing and protecting ignition needle is thick up and down in the prior art is avoided.
The invention has the advantages that the design that the upper part of the extinguishing and protecting needle is thick and the lower part of the extinguishing and protecting needle is thin, and the interval between the lower part of the extinguishing and protecting needle and the lower part of the ignition needle is larger than the interval between the upper part of the extinguishing and protecting needle and the upper part of the ignition needle, namely, compared with the design that the extinguishing and protecting needle is cylindrical and is thick up and down in the prior art, the interval between the lower part of the extinguishing and protecting needle and the lower part of the ignition needle in the ceramic sleeve is increased, the probability of discharging in the ceramic sleeve is reduced, and the occurrence of the condition that an electrode does not strike fire is also reduced.
3. The bottom of the top cover of the ceramic sleeve is inclined upwards to form a slope, so that external water can be prevented from flowing to the outer side surface of the ceramic sleeve.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is a schematic structural diagram of embodiment 2.
Fig. 4 is a schematic structural diagram of embodiment 3.
Fig. 5 is a schematic structural diagram of embodiment 4.
Fig. 6 is a schematic structural diagram of embodiment 5.
Fig. 7 is a cross-sectional view of fig. 5.
Fig. 8 is a schematic structural diagram of embodiment 6.
Description of the embodiments
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed" on another element, it can be directly disposed or connected to the other element or intervening elements may also be present. The terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation.
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 in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Examples
Referring to fig. 1 and 2, a quenching and protecting assembly comprises a quenching and protecting ignition needle 1 and a ceramic sleeve 2 sleeved outside the lower part of the quenching and protecting ignition needle 1, wherein the upper part of the quenching and protecting ignition needle 1 is thick, the lower part of the quenching and protecting ignition needle 1 is thin, and the lower part of the quenching and protecting ignition needle 1 is positioned in the ceramic sleeve 2.
In this embodiment 1, the quenching and protection ignition needle 1 is a quenching and protection ignition integrated needle 11.
As in fig. 1 and 2: the upper part of the extinguishing and ignition integrated needle 11 is cylindrical, the lower part of the extinguishing and ignition integrated needle is also cylindrical, and the cylinder at the upper part and the cylinder at the lower part are concentric cylinders.
As in fig. 2: the bottom of the top cover of the ceramic sleeve 2 is inclined upwards to form a slope 21, so that external water is prevented from flowing to the outer side surface of the ceramic sleeve 2.
Examples
As shown in fig. 3, this embodiment 2 differs from embodiment 1 in that, as in embodiment 1 of fig. 1, the upper portion of the quenching and ignition integrated needle 11 is cylindrical; however, in this embodiment 2, as shown in fig. 3, the upper portion of the quenching and ignition integrated needle 11 is spirally shaped at a portion corresponding to the portion exposed outside the ceramic sleeve 2.
Examples
As shown in fig. 4, this embodiment 3 differs from embodiment 1 in that, as in embodiment 1 of fig. 1, the upper portion of the quenching and ignition integrated needle 11 is cylindrical; however, in this embodiment 3, as shown in fig. 4, the upper portion of the quenching and ignition integrated needle 11 is formed in a U shape corresponding to the portion exposed outside the ceramic sleeve 2.
Examples
As shown in fig. 5, this embodiment 4 differs from embodiment 1 in that, as in fig. 1 and 2, in embodiment 1, the upper portion of the quenching and ignition integrated needle 11 is cylindrical; however, in this embodiment 4, as shown in fig. 5, the inside of the quenching and ignition integrated needle 11 corresponding to the upper portion thereof is cylindrical, and the outside of the quenching and ignition integrated needle 11 corresponding to the upper portion thereof is a sleeve 12.
Examples
Referring to fig. 6 and 7, a quenching and protecting assembly comprises a quenching and protecting ignition needle 1 and a ceramic sleeve 2 sleeved outside the lower part of the quenching and protecting ignition needle 1, wherein the upper part of the quenching and protecting ignition needle 1 is thick, the lower part of the quenching and protecting ignition needle 1 is thin, and the lower part of the quenching and protecting ignition needle 1 is positioned in the ceramic sleeve 2.
Specifically, the extinguishing and protecting ignition needle 1 includes an extinguishing and protecting needle 13 and an ignition needle 14. The quenching and protecting needle 13 and the ignition needle 14 are thick at the upper part and thin at the lower part, and are cylindrical at the upper part, and are cylindrical at the lower part, and the upper cylinder and the lower cylinder are eccentric cylinders.
Wherein the interval between the lower part of the extinguishing and protecting needle 13 and the lower part of the ignition needle 14 is larger than the interval between the upper part of the extinguishing and protecting needle 13 and the upper part of the ignition needle 14.
Specifically, the distance between the lower part of the extinguishing needle 13 and the lower part of the ignition needle 14 is 4mm.
The bottom of the quenching and protecting needle 13 is connected with a wire which extends out of the bottom of the ceramic sleeve 2.
As in fig. 7: the bottom of the top cover of the ceramic sleeve 2 is inclined upwards to form a slope 21, so that external water is prevented from flowing to the outer side surface of the ceramic sleeve 2.
Examples
As shown in fig. 8, the present embodiment 6 differs from embodiment 5 only in that in embodiment 5, as shown in fig. 6 and 7, the upper portion of the ignition needle 14 is thick, the lower portion is thin, and the upper cylinder of the ignition needle 14 is eccentric from the lower cylinder thereof; however, in this embodiment 6, as shown in fig. 8, the ignition needle 14 has an upper diameter as large as a lower diameter thereof; and the upper cylinder of the ignition needle 14 is concentric with the lower cylinder thereof.
The invention has the advantages and beneficial effects that:
1. According to the invention, the upper part of the quenching and protecting ignition needle 1 is thick, the lower part of the quenching and protecting ignition needle 1 is thin, and the lower part of the quenching and protecting ignition needle 1 is positioned in the ceramic sleeve 2, so that the quenching and protecting ignition needle 1 positioned in the ceramic sleeve 2 is far away from the outer edge of the ceramic sleeve 2 under the condition that the outer diameter of the ceramic sleeve 2 is fixed, the risk of high-voltage breakdown of the ceramic sleeve 2 is reduced, and the situation that the ceramic sleeve 2 is easy to be broken down by high-voltage due to the fact that the quenching and protecting ignition needle is thick up and down in the prior art is avoided.
2. The invention relates to a design of thick upper part and thin lower part of a quenching and protecting needle 13, and the lower part of the quenching and protecting needle 13 and an ignition needle 14
The space between the lower parts is larger than the space between the upper parts of the extinguishing and protecting pins 13 and the upper parts of the ignition pins 14, namely, compared with the prior art, the extinguishing and protecting pins 13 are cylindrical and have the same thickness up and down, the space between the lower parts of the extinguishing and protecting pins 13 and the lower parts of the ignition pins 14 in the ceramic sleeve 2 is increased, the probability of internal discharge of the ceramic sleeve 2 is reduced, and the occurrence of the condition that an electrode does not strike fire is also reduced.
3. The bottom of the top cover of the ceramic sleeve 2 is inclined upwards to form a slope, so that external water can be prevented from flowing to the outer side surface of the ceramic sleeve 2.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The embodiments of the present invention are merely described in terms of preferred embodiments of the present invention, and are not intended to limit the spirit and scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope of the present invention, and the technical content of the present invention as claimed is fully described in the claims.
Claims (10)
1. The extinguishing and protecting assembly comprises an extinguishing and protecting ignition needle and a ceramic sleeve sleeved outside the lower part of the extinguishing and protecting ignition needle, and is characterized in that the upper part of the extinguishing and protecting ignition needle is thick, the lower part of the extinguishing and protecting ignition needle is thin, and the lower part of the extinguishing and protecting ignition needle is positioned in the ceramic sleeve.
2. The quenching and protection assembly as claimed in claim 1, wherein: the extinguishing and protecting ignition needle is an extinguishing and protecting ignition integrated needle.
3. The quenching and protection assembly as claimed in claim 2, wherein: the upper part of the extinguishing and ignition integrated needle is cylindrical, the lower part of the extinguishing and ignition integrated needle is also cylindrical, and the cylinder at the upper part and the cylinder at the lower part are concentric cylinders or eccentric cylinders.
4. The quenching and protection assembly as claimed in claim 2, wherein: the part of the upper part of the extinguishing and protecting ignition integrated needle, which is exposed out of the ceramic sleeve, is U-shaped, corrugated or spiral.
5. The quenching and protection assembly as claimed in claim 2, wherein: the internal part of the quenching and protection ignition integrated needle corresponding to the upper part of the quenching and protection ignition integrated needle is cylindrical, and the external part of the quenching and protection ignition integrated needle corresponding to the upper part of the quenching and protection ignition integrated needle is a sleeve.
6. The quenching and protection assembly as claimed in claim 1, wherein: the extinguishing and protecting ignition needle comprises an extinguishing and protecting needle and an ignition needle;
The upper part of the quenching and protecting needle is thick, the lower part of the quenching and protecting needle is thin, the diameter of the upper part of the ignition needle is as large as that of the lower part of the ignition needle, or the upper part of the quenching and protecting needle and the ignition needle are thick and thin, the upper part of the quenching and protecting needle and the ignition needle are cylindrical, the lower part of the quenching and protecting needle is also cylindrical, and the upper cylinder and the lower cylinder are concentric cylinders or eccentric cylinders;
The space between the lower part of the extinguishing and protecting needle and the lower part of the ignition needle is larger than the space between the upper part of the extinguishing and protecting needle and the upper part of the ignition needle.
7. The quenching and protection assembly as claimed in claim 6, wherein: the part of the upper part of the quenching and protecting needle, which is exposed out of the ceramic sleeve, is U-shaped, corrugated or spiral.
8. The quenching and protection assembly as claimed in claim 6, wherein: the inner part of the quenching protection pair corresponding to the upper part of the quenching protection pair is cylindrical, and the outer part of the quenching protection pair corresponding to the upper part of the quenching protection pair is a sleeve.
9. The quenching and protection assembly as claimed in claim 6, wherein: the interval between the lower part of the extinguishing needle and the lower part of the ignition needle is more than or equal to 4mm;
the bottom of the quenching and protecting needle is connected with a wire which extends out of the bottom of the ceramic sleeve.
10. The quenching and protection assembly as claimed in claim 1, wherein: the bottom of the top cover of the ceramic sleeve is inclined upwards to form a slope surface, so that external water is prevented from flowing to the outer side surface of the ceramic sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321422364.XU CN220852225U (en) | 2023-06-06 | 2023-06-06 | Quenching and protecting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321422364.XU CN220852225U (en) | 2023-06-06 | 2023-06-06 | Quenching and protecting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220852225U true CN220852225U (en) | 2024-04-26 |
Family
ID=90739234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321422364.XU Active CN220852225U (en) | 2023-06-06 | 2023-06-06 | Quenching and protecting assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220852225U (en) |
-
2023
- 2023-06-06 CN CN202321422364.XU patent/CN220852225U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |