SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a furnace end, aim at solving prior art, need carry out the problem of keeping apart with the high pressure of furnace end department.
To achieve the purpose, the utility model adopts the following technical proposal:
the furnace end comprises a base, an ion needle arranged on the base, an isolation cover connected with the base and arranged around the ion needle, and a support ring arranged at the top of the isolation cover and used for contacting with a pot; the base is provided with an isolation groove which is adaptive to the isolation cover, the isolation cover is arranged in the isolation groove, and the isolation cover is abutted against the inner wall of the isolation groove; the isolation cover is an insulating cover, and the base is an insulating base.
Furthermore, the base is provided with a mounting groove, the ion needle is fixedly mounted in the mounting groove, the inner side wall of the mounting groove is provided with an exhaust hole, the base is provided with an isolation platform at the exhaust hole, and the isolation platform is provided with an isolation through hole communicated with the exhaust hole.
Further, the isolation platform is formed by extending a surface of the base in a direction away from a center of the base.
Further, still including being used for sealing the division board of mounting groove, the division board is the microcrystalline glass board, the hole of stepping down has been seted up to the division board, the ion needle runs through the hole of stepping down.
Furthermore, the ion needle with be equipped with the silica gel circle between the inner wall in the hole of stepping down or the ion needle pass through silica gel with the inner wall in the hole of stepping down links to each other.
Furthermore, an isolation ring is arranged between the support ring and the isolation cover, and the isolation ring is an insulating ring.
Furthermore, the isolation cover is a transparent glass cover, and the support ring is a ceramic ring.
Furthermore, a butt ring is arranged on the base and is in butt joint with the outer side wall of the isolation cover.
Another object of the present invention is to provide a burner, which includes a base, an ion needle mounted on the base, a shielding case connected to the base and disposed around the ion needle, and a support ring mounted on the top of the shielding case and used for contacting a pot; the base is provided with an isolation groove which is adaptive to the isolation cover, the isolation cover is arranged in the isolation groove, and the isolation cover is abutted against the inner wall of the isolation groove; the isolation cover is an insulating cover, and the base is an insulating seat; the base is provided with an installation groove, the ion needle is fixedly installed in the installation groove, the inner side wall of the installation groove is provided with an exhaust hole, the base is provided with an isolation table at the exhaust hole, and the isolation table is provided with an isolation through hole communicated with the exhaust hole; the furnace end further comprises a separation plate used for sealing the mounting groove, the separation plate is a microcrystalline glass plate, the separation plate is provided with a abdicating hole, and the ion needle penetrates through the abdicating hole; the base is provided with a butting ring, and the butting ring is in butt joint with the outer side wall of the isolation cover.
Still another object of the utility model is to provide an electric flame stove, including foretell furnace end.
The utility model has the advantages that: select the cage as the insulating boot, the base selects as the insulator seat, consequently all difficult high pressure that produces between ion needle and cage and the base draws the arc, can not guide the high pressure of ion needle department to base and cage department, also can not guide the high pressure of ion needle department to the edge, and then effectively avoided guiding the outside to the furnace end with the high pressure of ion needle department, realized the preliminary isolation to the high pressure in the furnace end. The cage is installed in the isolation groove with the mode of embedding, and then has increased the mode that the high pressure in the furnace end passes through creepage and outwards propagates, has also increased creepage distance, further keeps apart the high pressure in the furnace end.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
As shown in fig. 1-4, an embodiment of the present invention provides a furnace end 700, which includes a base 1, an ion needle 2 installed on the base 1, a shielding case 3 connected to the base 1 and disposed around the ion needle 2, and a support ring 4 installed on the top of the shielding case 3 and used for contacting with a pot 800; the base 1 is provided with an isolation groove 11 which is adapted to the isolation cover 3, the isolation cover 3 is arranged in the isolation groove 11, and the isolation cover 3 is abutted against the inner wall of the isolation groove 11; the isolation cover 3 is an insulating cover (made of high-temperature-resistant plastics, glass, ceramics, marble and the like), and the base 1 is an insulating base (made of high-temperature-resistant plastics, glass, ceramics, marble and the like).
The utility model discloses an in the embodiment, select cage 3 as the insulating boot, base 1 selects as the insulating seat, consequently all be difficult for producing the high pressure between ion needle 2 and cage 3 and the base 1 and draw the arc, can not lead the high pressure of ion needle 2 department to base 1 and cage 3 department, also can not lead the high pressure of ion needle 2 department to the edge, and then effectively avoided leading the outside to furnace end 700 with the high pressure of ion needle 2 department, realized the preliminary isolation to the high pressure in furnace end 700. The cage 3 is installed in the isolation groove 11 in an embedded manner, and then the high voltage in the burner 700 is propagated outwards in a creepage manner, that is, creepage distance is increased, and the high voltage in the burner 700 is further isolated.
Arc drawing: ionization of air into a conductor, i.e., arcing, by voltages exceeding the tolerance of air generally bypasses the insulator and occurs along the surface of the insulator and thus can cause damage to the insulator such as high temperatures of the arc which can melt or crack the insulator. If the rated short-circuit breaking current 20KA is indicated on the switch, the action of the short-circuit tripping contact arc-extinguishing thermal element in 20KA is indicated to be effective, and the action of the thermal element beyond the limit tripping joint arc-extinguishing thermal element is not guaranteed, and arc discharge can be generated.
Creepage: when the performance of the insulating material is reduced, the charged metal part and the insulating material generate a phenomenon of creeping along the crust like a water wave arc due to external factors such as weather, etc., such as high air humidity, in rainy and moldy seasons, humid environments, etc. in succession.
Creepage distance: the creepage distance refers to the charged area between two conductive parts measured along the insulating surface where the insulating material exhibits charging phenomena due to the electrical polarization of the insulating material around the conductor under different use conditions.
Further, referring to fig. 2-3, as another embodiment of the furnace end 700 provided by the present invention, the base 1 is provided with a mounting groove 12, the ion needle 2 is fixedly mounted in the mounting groove 12, the inner side wall of the mounting groove 12 is provided with an exhaust hole 13, the base 1 is provided with an isolation table 14 at the exhaust hole 13, and the isolation table 14 is provided with an isolation through hole 141 communicated with the exhaust hole 13. The exhaust holes 13 are provided with a separation stage 14 to increase a creepage distance to prevent high voltage from being transmitted from the exhaust holes 13 to the outside of the burner 700.
Further, referring to fig. 2, as another embodiment of the burner 700 of the present invention, the isolation platform 14 is formed by extending the surface of the base 1 in a direction away from the center of the base 1. That is, the isolation platform 14 and the base 1 are an integral piece, and there is no gap between the isolation platform 14 and the base 1, so as to avoid the high voltage from spreading outwards from the gap between the isolation platform 14 and the base 1.
Further, please refer to fig. 2-3, as another embodiment of the furnace end 700 provided by the present invention, further comprising a partition board 5 for sealing the mounting groove 12, wherein the partition board 5 is a microcrystalline glass plate, the partition board 5 is provided with a yielding hole 51, and the ion needle 2 penetrates through the yielding hole 51. The mounting groove 12 is sealed by the isolating plate 5, the ion needle 2 penetrates through the abdicating hole 51, the isolating plate 5 isolates a propagation path between the top of the ion needle 2 and the exhaust hole 13, and the high pressure at the top of the ion needle 2 is further prevented from being propagated outwards through the exhaust hole 13.
Further, please refer to fig. 2, as another embodiment of the furnace end 700 provided by the present invention, a silica gel ring is disposed between the ion needle 2 and the inner wall of the abdicating hole 51, or the ion needle 2 is connected to the inner wall of the abdicating hole 51 through silica gel. The silica gel ring or the silica gel seals the gap between the ion needle 2 and the inner wall of the abdicating hole 51, so that the gap between the ion needle 2 and the inner wall of the abdicating hole 51 is communicated with the top of the ion needle 2 and the exhaust hole 13.
Further, referring to fig. 2-3, as another embodiment of the furnace end 700 provided by the present invention, an isolation ring 6 is disposed between the support ring 4 and the isolation cover 3, and the isolation ring 6 is an insulating ring. The isolation ring 6 is used for sealing the gap between the support ring 4 and the isolation hood 3, so that the inside of the furnace end 700 is prevented from being communicated with the outside through the gap between the support ring 4 and the isolation hood 3, and the isolation effect on the high pressure inside the furnace end 700 is further improved.
Further, referring to fig. 2-3, as another specific embodiment of the furnace end 700 provided by the present invention, the isolation cover 3 is a transparent glass cover, which can pass through the working state of the internal ion needle 2 while realizing isolation; the support ring 4 is a ceramic ring or other metal rings, and when the metal rings are selected, although the isolation high-pressure effect is poor, the metal rings are directly contacted with the bottom of the pot 800, so that the potential safety hazard is low.
Further, please refer to fig. 2-3, as another embodiment of the furnace end 700 provided by the present invention, a butting ring 15 is disposed on the base 1, and the butting ring 15 abuts against the outer sidewall of the isolation cover 3, so as to further increase the creepage distance and improve the isolation effect to high voltage.
As shown in fig. 1-4, an embodiment of the present invention further provides a furnace end 700, which includes a base 1, an ion needle 2 installed on the base 1, a shielding case 3 connected to the base 1 and disposed around the ion needle 2, and a support ring 4 installed on the top of the shielding case 3 and used for contacting with a pot 800; the base 1 is provided with an isolation groove 11 which is adapted to the isolation cover 3, the isolation cover 3 is arranged in the isolation groove 11, and the isolation cover 3 is abutted against the inner wall of the isolation groove 11; the isolation cover 3 is an insulation cover, and the base 1 is an insulation seat; the base 1 is provided with a mounting groove 12, the ion needle 2 is fixedly mounted in the mounting groove 12, the inner side wall of the mounting groove 12 is provided with an exhaust hole 13, the base 1 is provided with an isolation platform 14 at the exhaust hole 13, and the isolation platform 14 is provided with an isolation through hole 141 communicated with the exhaust hole 13; the furnace end 700 further comprises a partition plate 5 for sealing the mounting groove 12, the partition plate 5 is a microcrystalline glass plate, the partition plate 5 is provided with a yielding hole 51, and the ion needle 2 penetrates through the yielding hole 51; the base 1 is provided with a butting ring 15, and the butting ring 15 is butted with the outer side wall of the isolation cover 3.
The utility model discloses an in the embodiment, select cage 3 as the insulating boot, base 1 selects as the insulating seat, consequently all be difficult for producing the high pressure between ion needle 2 and cage 3 and the base 1 and draw the arc, can not lead the high pressure of ion needle 2 department to base 1 and cage 3 department, also can not lead the high pressure of ion needle 2 department to the edge, and then effectively avoided leading the outside to furnace end 700 with the high pressure of ion needle 2 department, realized the preliminary isolation to the high pressure in furnace end 700. The cage 3 is installed in the isolation groove 11 in an embedded manner, and then the high voltage in the burner 700 is propagated outwards in a creepage manner, that is, creepage distance is increased, and the high voltage in the burner 700 is further isolated. The exhaust holes 13 are provided with a separation stage 14 to increase a creepage distance to prevent high voltage from being transmitted from the exhaust holes 13 to the outside of the burner 700.
The isolation stage 14 is formed by extending the surface of the base 1 in a direction away from the center of the base 1. That is, the isolation platform 14 and the base 1 are an integral piece, and there is no gap between the isolation platform 14 and the base 1, so as to avoid the high voltage from spreading outwards from the gap between the isolation platform 14 and the base 1. The mounting groove 12 is sealed by the isolating plate 5, the ion needle 2 penetrates through the abdicating hole 51, the isolating plate 5 isolates a propagation path between the top of the ion needle 2 and the exhaust hole 13, and the high pressure at the top of the ion needle 2 is further prevented from being propagated outwards through the exhaust hole 13. The silica gel ring or the silica gel seals the gap between the ion needle 2 and the inner wall of the abdicating hole 51, so that the gap between the ion needle 2 and the inner wall of the abdicating hole 51 is communicated with the top of the ion needle 2 and the exhaust hole 13.
The isolation ring 6 is used for sealing the gap between the support ring 4 and the isolation hood 3, so that the inside of the furnace end 700 is prevented from being communicated with the outside through the gap between the support ring 4 and the isolation hood 3, and the isolation effect on the high pressure inside the furnace end 700 is further improved. The isolation cover 3 is a transparent glass cover, and can penetrate through the working state of the internal ion needle 2 while realizing isolation; the support ring 4 is a ceramic ring or other metal rings, and when the metal rings are selected, although the isolation high-pressure effect is poor, the metal rings are directly contacted with the bottom of the pot 800, so that the potential safety hazard is low.
The embodiment of the utility model provides an electric flame kitchen is proposed again, furnace end 700 in quick-witted case and the above-mentioned embodiment. The cabinet is internally provided with components necessary for the flame cooker, such as an electric control board, a transformer and the like.
It is to be understood that aspects of the present invention may be practiced otherwise than as specifically described.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.