CN212339315U - Ignition needle for gas stove - Google Patents
Ignition needle for gas stove Download PDFInfo
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- CN212339315U CN212339315U CN202021186753.3U CN202021186753U CN212339315U CN 212339315 U CN212339315 U CN 212339315U CN 202021186753 U CN202021186753 U CN 202021186753U CN 212339315 U CN212339315 U CN 212339315U
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Abstract
The utility model provides a gas stove ignition needle, which relates to the technical field of gas stove ignition needles and comprises an ignition needle body, wherein the ignition needle body comprises a discharge end facing a fire hole; the cross-sectional area of the discharge end is gradually reduced in a direction toward the fire hole. During the use, the fire hole of the fire lid of end orientation combustor is discharged to the end of discharging of ignition needle body, because of along orientation fire hole direction, the cross-sectional area of the end of discharging of ignition needle body reduces gradually, when the ignition needle discharges, enables the electric charge and concentrates on the tip of this ignition needle, and direction and the electric current of discharging concentrate more, and it is more accurate to discharge, and its breakdown ability is stronger, can promote the success rate of igniteing.
Description
Technical Field
The utility model belongs to the technical field of gas-cooker ignition needle technique and specifically relates to a gas-cooker ignition needle and gas-cooker are related to.
Background
At present, most gas cookers in the market ignite gas by adopting an ignition needle through ignition mode, the ignition needle is generally arranged near an ignition hole of the gas cooker, and when the gas cooker is ignited, the front end of the ignition needle generates instant high potential to generate electric sparks, so that the gas sprayed from the ignition hole is ignited, and the ignition of the gas cooker is realized.
However, the head of the ignition needle is generally a vertical needle with a small diameter or a bent horizontal needle, but the diameters of the ignition needles are the same whether the ignition needle is a vertical needle or a bent horizontal needle, so that the problems of non-concentration of charge current, weak breakdown capability and low ignition power during discharging of the ignition needle are caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gas-cooker ignition needle to when having alleviated current ignition needle and discharging, the electric charge current is not concentrated, and breakdown ability is not strong, technical problem that the success rate of igniteing is low.
The utility model provides a gas stove ignition needle, which comprises an ignition needle body, wherein the ignition needle body comprises a discharge end facing a fire hole;
the cross-sectional area of the discharge end is gradually reduced in a direction toward the fire hole.
Further, the gas stove ignition needle comprises a shell, the shell is wrapped on the circumferential direction of the ignition needle body, and the discharge end extends out of the shell.
Further, the ignition needle body comprises a first electrode and a second electrode, and one end of the second electrode is connected to the end part of the first electrode;
the second electrode forms the discharge end;
the shell is wrapped on the circumference of the first electrode.
Further, the extending direction of the second electrode is perpendicular to the extending direction of the first electrode.
Further, the second electrode comprises an upper end surface and a lower end surface, and the distance between the upper end surface and the lower end surface is gradually reduced along the direction away from the first electrode;
and/or the second electrode comprises a first side surface and a second side surface, and the distance between the first side surface and the second side surface is gradually reduced along the direction away from the first electrode.
Furthermore, the extending direction of the first electrode is perpendicular to the plane of the upper end face of the second electrode, and the distance between the lower end face and the upper end face of the second electrode is gradually reduced along the direction away from the first electrode.
Furthermore, the shell is made of ceramic.
Furthermore, the side of the shell facing the fire hole is concave and is concave towards the direction far away from the fire hole.
Further, the concave surface is an arc surface.
Further, the side of the shell facing the fire hole is a plane.
The utility model provides a gas stove ignition needle, which comprises an ignition needle body, wherein the ignition needle body comprises a discharge end facing a fire hole; the cross-sectional area of the discharge end is gradually reduced in a direction toward the fire hole.
During the use, the fire hole of the fire lid of end orientation combustor is discharged to the end of discharging of ignition needle body, because of along orientation fire hole direction, the cross-sectional area of the end of discharging of ignition needle body reduces gradually, when the ignition needle discharges, enables the electric charge and concentrates on the tip of this ignition needle, and direction and the electric current of discharging concentrate more, and it is more accurate to discharge, and its breakdown ability is stronger, can promote the success rate of igniteing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described 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 creative efforts.
Fig. 1 is a structural diagram of an ignition needle of a gas stove provided by an embodiment of the invention;
fig. 2 is a cross-sectional view of an ignition needle of a gas stove provided by the embodiment of the invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a top view of an ignition needle of a gas stove provided by an embodiment of the present invention;
FIG. 5 is an enlarged view of the portion B of FIG. 4;
fig. 6 is a schematic view of the use of the ignition needle of the gas stove provided by the embodiment of the present invention.
Icon: 1-ignition needle of gas stove; 2-fire cover; 21-fire hole; 11-an ignition needle body; 110-a second electrode; 111-a first electrode; 12-a housing; 1101-an upper end face; 1102-lower end face; 1103 — first side; 1104-a second side; 120-arc shaped surface.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not 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 belong to the protection scope of the present invention.
As shown in fig. 1 to 5, the gas stove ignition needle 1 provided in the present embodiment includes an ignition needle body 11, and the ignition needle body 11 includes a discharge end facing a fire hole 21.
The cross-sectional area of the discharge end gradually decreases in a direction toward the fire hole 21.
Further, the gas stove ignition needle comprises a shell 12, the shell 12 is wrapped on the circumferential direction of the ignition needle body 11, and the discharge end extends out of the shell 12.
Specifically, gas-cooker ignition needle 1 includes ignition needle body 11 and casing 12, and this casing 12 parcel is in ignition needle body 11 circumference, and ignition needle body 11 has partial this casing 12 of external exposure to form the end of discharging, along the direction of keeping away from casing 12, and the cross section of end of discharging reduces gradually, and during the use, this end of discharging is relative with the fire hole 21 on the fire lid 2 of gas-cooker to the electric charge that makes the end of discharging concentrates more, and it is more accurate to discharge, improves the ignition success rate of gas-cooker.
The discharge end can be conical, truncated cone-shaped or pyramid-shaped. The cross-sectional area can be gradually reduced along the direction far away from the shell 12, and the concentration of the discharged charges can be realized.
In this embodiment, the housing 12 is made of ceramic.
Further, the ignition needle body 11 includes a first electrode 111 and a second electrode 110, and one end of the second electrode 110 is connected to an end of the first electrode 111.
The second electrode 110 constitutes the discharge end.
The case 12 is wrapped around the first electrode 111.
Specifically, the ignition needle body 11 includes a first electrode 111 and a second electrode 110, the first electrode 111 is disposed along a vertical direction, the housing 12 encloses the first electrode 111, one end of the second electrode 110 is connected to the upper end of the first electrode 111, and the other end of the second electrode 110 faces the fire hole 21 to form the above-mentioned discharge end.
In this embodiment, the extending direction of the second electrode 110 is substantially perpendicular to the extending direction of the first electrode 111. The first electrode 111 is disposed in a vertical direction, and one end of the second electrode 110 is connected to an upper end of the first electrode 111.
It should be noted that the first electrode 111 may be disposed along the vertical direction, the second electrode 110 is connected to the upper end of the first electrode 111, and the second electrode 110 may be disposed at a certain angle with respect to the first electrode 111, so that in actual use, one end of the second electrode 110 away from the first electrode 111 may face the fire hole 21.
Further, the second electrode 110 includes an upper end surface 1101 and a lower end surface 1102, and a distance between the upper end surface 1101 and the lower end surface 1102 is gradually decreased in a direction away from the first electrode 111.
And/or the second electrode 110 comprises a first side 1103 and a second side 1104, and the distance between the first side 1103 and the second side 1104 is gradually reduced along the direction away from the first electrode 111.
Specifically, the second electrode 110 may include an upper end face 1101 and a lower end face 1102, a distance between the upper end face 1101 and the lower end face 1102 of the first electrode 111 gradually decreases in a direction away from the first electrode 111, and the upper end face 1101 and the lower end intersect on an end face of the second electrode away from the first electrode 111.
In this embodiment, the upper end surface 1101 of the second electrode 110 is parallel to the horizontal plane, the lower end surface 1102 is an inclined plane, and the lower end surface 1102 gradually approaches the upper end surface 1101 along the direction away from the first electrode 111 and intersects with the end of the second electrode 110 away from the first electrode 111.
It should be noted that the upper end surface 1101 of the second electrode 110 may be a slope, the lower end surface 1102 is parallel to the horizontal plane, and the upper end surface 1101 gradually approaches the lower end surface 1102 along the direction away from the first electrode 111 and intersects with the end of the second electrode 110 away from the first electrode 111.
In addition, the upper end surface 1101 and the lower end surface 1102 of the second electrode 110 may be both inclined surfaces, and in a direction away from the first electrode 111, the upper end surface 1101 is inclined in a direction toward the lower end surface 1102, and the lower end surface 1102 is inclined in a direction toward the upper end surface 1101 and intersects at an end portion of the second electrode 110 away from the first electrode 111.
Further, the second electrode 110 further includes a first side 1103 and a second side 1104, and a distance between the first side 1103 and the second side 1104 decreases gradually in a direction away from the first electrode 111.
Specifically, the second electrode 110 further includes a first side 1103 and a second side 1104, and a distance between the first side 1103 and the second side 1104 gradually decreases in a direction away from the first electrode 111 and intersects at an end of the second electrode 110 away from the first electrode 111.
As shown in fig. 4 and 5, in the present embodiment, the upper side surface in the figure is a first side surface 1103, the lower side surface in the figure is a second side surface 1104, and both the first side surface 1103 and the second side surface 1104 are inclined surfaces, and along a direction away from the first electrode 111, the left end surface is inclined towards the right end surface direction, and the right end surface is inclined towards the left end surface direction, and intersects with an end portion of the second electrode 110 away from the first electrode 111.
The first side surface 1103 may be inclined toward the second side surface 1104, or the second side surface 1104 may be inclined toward the first side surface 1103, that is, the distance between the first side surface 1103 and the second side surface 1104 can be gradually reduced, and thus concentrated discharge of electric charges can be achieved.
In this embodiment, the extending direction of the first electrode 111 is perpendicular to the plane of the upper end surface 1101 of the second electrode 110, and along the direction away from the first electrode 111, the distance between the lower end surface 1102 and the upper end surface 1101 of the second electrode 110 is gradually reduced, which facilitates the installation of the ignition needle body and the housing.
Further, the side of the housing 12 facing the fire hole 21 is concave and is concave in the direction away from the fire hole 21.
When the gas-cooker was igniteed, its pressure of gas just following fire hole 21 department blowout is very high in the twinkling of an eye, and the factor of its fire hole 21 structure can make the gas velocity of flow too fast and produce from the flame, leads to the problem that the ignition fails, the ignition success rate is low, the transfer of fire is not smooth and easy, easily causes the detonation simultaneously, has the problem of potential safety hazard, and user experience feels extremely poor.
In this embodiment, the concave surface is an arc surface 120.
Specifically, casing 12 has certain width, the side towards fire hole 21 on casing 12 is the concave surface, and this concave surface is sunken to the direction of keeping away from fire hole 21, when in actual use, this ignition needle sets up on fire hole 21 extending direction, concave surface on this casing 12 can shelter from fire hole 21 spun gas, make behind this concave surface of collision of the partial gas of fire hole 21, the velocity of flow of gas has been reduced, and form the vortex flow region of circling round between fire hole 21 and gas-cooker ignition needle 1, help the mixed gas group formation of gas and air like this, further improve the success rate of igniting.
As shown in fig. 4 and 5, in the present embodiment, the concave surface is an arc surface 120. H in the drawing is used for indicating the width of the shell 12, the arc-shaped surface 120 is recessed far away from the left side, the fire holes 21 are arranged on the right side, and the fuel gas sprayed out from the fire holes 21 can be shielded by the arc-shaped surface 120, so that a swirling vortex area is formed, and the ignition success rate is improved.
It should be noted that the side of the housing 12 facing the fire hole 21 may be "U" shaped or "V" shaped.
Further, the side of the housing 12 facing the fire hole 21 is flat.
Of course, the side of the casing 12 facing the fire hole 21 is a plane, and when the casing is specifically arranged, the casing can be opposite to the fire hole 21, and can also shield the gas to slow down the flow rate of the gas.
As shown in fig. 6, the gas stove ignition needle provided by this embodiment is schematically used, the fire cover 2 is provided with a fire hole 21, and the discharge end faces the fire hole 21.
Specifically, the gas stove ignition needle 1 and the fire cover 2 are arranged at intervals, the fire cover 2 is provided with a fire hole 21, and the discharge end of the ignition needle body 11 faces the fire hole 21; along 21 directions towards fire hole, the cross-sectional area of end of discharging reduces gradually, and when the ignition needle discharged, electric charge concentrated in the tip of this end of discharging, the direction was concentrated, and the electric current is concentrated, and it is more accurate to discharge, and its breakdown ability is stronger, has promoted the success rate of igniteing.
To sum up, the ignition needle of the gas stove provided by the utility model comprises an ignition needle body 11, wherein the ignition needle body 11 comprises a discharge end facing a fire hole 21; along the fire hole 21 direction of orientation, the cross-sectional area of discharge end reduces gradually, when the in-service use, the discharge end of ignition needle body 11 is towards the fire hole 21 of the fire lid 2 of combustor, because of along the fire hole 21 direction of orientation, the cross-sectional area of the discharge end of ignition needle body 11 reduces gradually, when gas-cooker ignition needle 1 discharges, enable electric charge to concentrate on the tip of this gas-cooker ignition needle 1, discharge direction and electric current are concentrated more, it is more accurate to discharge, its breakdown strength is stronger, can promote the success rate of igniting.
The gas stove ignition needle provided by the embodiment has the following advantages:
1. along 21 directions towards the fire hole, the cross-sectional area of the discharge end of ignition needle body 11 reduces gradually, when gas-cooker ignition needle 1 discharges, enables electric charge to concentrate on the tip of this gas-cooker ignition needle 1, and direction and the electric current of discharging concentrate more, and it is more accurate to discharge, and its breakdown ability is stronger, can promote the success rate of igniteing.
2. The side of the shell 12 of the gas stove ignition needle 1 facing the fire hole 21 is a concave surface, and is sunken towards the direction far away from the fire hole 21, and the gas sprayed from the fire hole 21 can be shielded by the arc surface 120, so that a swirling vortex area is formed, and the ignition success rate is further improved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. An ignition needle of a gas stove is characterized by comprising an ignition needle body (11), wherein the ignition needle body (11) comprises a discharge end, and the discharge end faces a fire hole (21);
the cross-sectional area of the discharge end is gradually reduced in a direction toward the fire hole (21).
2. The gas stove ignition needle as claimed in claim 1, wherein the gas stove ignition needle comprises a housing (12), the housing (12) is wrapped around the ignition needle body (11) in the circumferential direction, and the discharge end protrudes out of the housing (12).
3. The gas range ignition needle of claim 2, wherein the ignition needle body (11) comprises a first electrode (111) and a second electrode (110), one end of the second electrode (110) being connected to an end of the first electrode (111);
the second electrode (110) constitutes the discharge end;
the shell (12) is wrapped around the first electrode (111).
4. Gas stove ignition needle according to claim 3, characterized in that the direction of extension of the second electrode (110) is perpendicular to the direction of extension of the first electrode (111).
5. Gas stove ignition needle according to claim 3, characterized in that the second electrode (110) comprises an upper end face (1101) and a lower end face (1102), the distance between the upper end face (1101) and the lower end face (1102) decreasing in a direction away from the first electrode (111);
and/or the second electrode (110) comprises a first side surface (1103) and a second side surface (1104), and the distance between the first side surface (1103) and the second side surface (1104) is gradually reduced along the direction away from the first electrode (111).
6. Gas stove ignition needle according to claim 5, characterized in that the first electrode (111) extends in a direction perpendicular to the plane of the upper end face (1101) of the second electrode (110), the distance between the lower end face (1102) and the upper end face (1101) of the second electrode (110) decreasing in a direction away from the first electrode (111).
7. The ignition needle of gas range according to claim 2, characterized in that the material of the housing (12) is ceramic.
8. Gas stove ignition needle according to claim 2, characterized in that the side of the housing (12) facing the fire hole (21) is concave and is concave in a direction away from the fire hole (21).
9. Gas stove ignition needle according to claim 8, characterized in that the concave surface is an arc shaped surface (120).
10. Gas stove ignition needle according to claim 2, characterized in that the side of the housing (12) facing the fire hole (21) is plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021186753.3U CN212339315U (en) | 2020-06-23 | 2020-06-23 | Ignition needle for gas stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021186753.3U CN212339315U (en) | 2020-06-23 | 2020-06-23 | Ignition needle for gas stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212339315U true CN212339315U (en) | 2021-01-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021186753.3U Active CN212339315U (en) | 2020-06-23 | 2020-06-23 | Ignition needle for gas stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212339315U (en) |
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2020
- 2020-06-23 CN CN202021186753.3U patent/CN212339315U/en active Active
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