CN217109644U

CN217109644U - Oven ignition rod

Info

Publication number: CN217109644U
Application number: CN202220325452.7U
Authority: CN
Inventors: 王平; 戴维贝克; 杰森贝克; 何斌峰
Original assignee: Gmg Outdoor Products Wuhan Co ltd
Current assignee: Gmg Outdoor Products Wuhan Co ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-08-02
Anticipated expiration: 2032-02-17

Abstract

The utility model relates to an oven technical field that ignites, concretely relates to oven ignition stick, this oven ignition stick, include: the lamp holder comprises a threaded shell and a contact arranged in the middle of the end part of the threaded shell, and the threaded shell is connected with the contact through an insulator; one end of the hollow ceramic rod is arranged in the threaded shell; the heating wire is arranged in the hollow ceramic rod, one end of the heating wire is connected with the contact, and the other end of the heating wire is connected with the threaded shell. This application can solve prior art and make the integral type with heating wire and pottery, when leading to the ignition stick to damage, the problem of inconvenient change.

Description

Oven ignition rod

Technical Field

The utility model relates to an oven technical field that ignites, concretely relates to oven ignition stick.

Background

The ignition rod is the instrument that is used for lighting wooden carbon in the roast dew, prior art widely uses two kinds of ignition modes of metal ignition rod and the hot-blast ignition of ceramic heating, the big calorific capacity of metal ignition rod power is little, the ignition time is long, easily produce long-time dense cigarette, the hot-blast ignition product inner structure of ceramic heating is more complicated, the ignition point is little, the oven is difficult to be lighted, the ceramic heating rod of adoption equipower is to fuel direct heating ignition test, the ignition speed can be solved in the actual test, reduce dense cigarette in a large number, but the phenomenon that power supply test electricity exceeds standard to the shell leakage current can appear in the oven operation, belong to serious potential safety hazard.

Aiming at the defects, the double-layer ceramic ignition rod for the oven is provided, the heating wire is arranged in the ceramic to heat the ignition rod, but the joint of the heating wire cannot be directly arranged on the ceramic and then is connected with the power supply equipment. In order to solve this problem, the heating wire is generally integrated with the ceramic, but this is inconvenient to replace when the ignition rod is damaged.

SUMMERY OF THE UTILITY MODEL

To the defect that exists among the prior art, the utility model aims to provide an oven ignition stick can solve among the prior art and make the integral type with heating wire and pottery, when leading to the ignition stick to damage, the inconvenient problem of changing.

In order to achieve the above purpose, the utility model adopts the technical proposal that:

the utility model provides an oven ignition stick, include:

a lamp cap including a screw shell and a contact disposed at an intermediate portion of an end thereof, the screw shell and the contact being connected through an insulator;

one end of the hollow ceramic rod is arranged in the threaded shell;

and the heating wire is arranged in the hollow ceramic rod, one end of the heating wire is connected with the contact, and the other end of the heating wire is connected with the threaded shell.

In some optional schemes, the heating wire is connected with the contact through a first lead, and the heating wire is connected with the threaded shell through a second lead.

In some alternatives, the second wire is folded back to connect with the outer surface of the threaded shell after passing through the gap between the hollow ceramic rod and the threaded shell.

In some alternatives, the outer surface of the threaded shell is provided with a welding groove in the axial direction for welding the second lead.

In some alternatives, the first and second wires are both nickel wires.

In some alternatives, the contact is connected to the first lead by soldering, and the threaded shell is connected to the second lead by soldering.

In some optional schemes, the hollow ceramic rod is arranged at one end of the threaded shell, and a gap between the hollow ceramic rod and the threaded shell is connected through liquid ceramic powder filling and curing.

In some alternatives, the other end of the hollow ceramic rod is provided with an end cap.

In some alternatives, the end cap is provided with at least two projections arranged at intervals in the circumferential direction.

In some optional schemes, the hollow ceramic rod is connected with the end cover through liquid ceramic powder solidification.

Compared with the prior art, the utility model has the advantages of: because one end of the heating wire is connected with the contact and the other end is connected with the threaded shell, the heating of the heating wire can be realized. The heater sets up in the hollow ceramic stick, and the heater strip can realize the heating to hollow ceramic stick, when using this oven ignition stick, only needs to be equipped with the lamp stand of a switch on power supply, is connected to the lamp stand with the lamp holder through threaded shell on, this kind of mode with lamp stand lug connection, convenience that can be more during the use. When the scheme that the lamp holder is fixed is adopted for installation, the oven ignition rod is more convenient to replace when damaged. The heating wire is arranged in the hollow ceramic rod to heat the hollow ceramic rod, so that the oven ignition rod is safer to use.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed 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 only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic view of an oven ignition bar according to an embodiment of the present invention;

fig. 2 is a front view of an end cap according to an embodiment of the present invention;

fig. 3 is a side view of an end cap in an embodiment of the invention;

in the figure: 1. a lamp cap; 11. a contact; 12. a threaded outer shell; 13. an insulator; 2. a hollow ceramic rod; 3. liquid ceramic powder; 41. a first conductive line; 42. a second conductive line; 5. an end cap; 51. a protruding portion; 52. a protruding cylinder.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The following provides a detailed description of an embodiment of an oven ignition rod according to the present invention with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of an oven ignition rod according to an embodiment of the present invention, as shown in fig. 1, the present invention provides an oven ignition rod, including: the lamp comprises a lamp holder 1, a hollow ceramic rod 2 and a heating wire.

Wherein, the lamp cap 1 comprises a screw shell 12 and a contact 11 arranged in the middle of the end part thereof, the screw shell 12 and the contact 11 are connected through an insulator 13; one end of the hollow ceramic rod 2 is arranged in the threaded shell 12; the heating wire is arranged in the hollow ceramic rod 2, one end of the heating wire is connected with the contact 11, and the other end of the heating wire is connected with the threaded shell 12.

When the oven ignition rod is used, only a lamp holder which is connected with a power supply needs to be equipped to connect the lamp holder 1 to the lamp holder, and because one end of the heating wire is connected with the contact 11 and the other end is connected with the threaded shell 12, the heating of the heating wire can be realized. The heating wire sets up in hollow ceramic rod 2, and the heater strip can realize heating hollow ceramic rod 2, this kind with lamp stand lug connection's mode, convenience that can be more during the use. When the scheme that the lamp holder is fixed is adopted for installation, the oven ignition rod is more convenient to replace when damaged. The heating wire is arranged on the hollow ceramic rod 2 to heat the hollow ceramic rod, so that the oven ignition rod is safer to use.

In addition, in the embodiment, the lamp holder 1 adopts an E14 metal lamp holder, and an E14 metal lamp holder for connecting a power supply is arranged in use, so that the adopted existing device has the advantages of good universality, convenience in manufacturing and easiness in finding replacement parts when damaged.

The hollow ceramic rod 2 is a ceramic rod with an axial through hole in the middle, the heating wires are arranged in the axial through hole, and the heating wires are arranged in the axial through hole. In some embodiments, the heating wire is made into the shape of an axial through hole, and is attached to the inner wall of the axial through hole, and the power wires at two ends of the heating wire are arranged at one end of the lamp cap 1. The insulator 13 is made of an insulating and high-temperature-resistant material, such as ceramic.

In some alternative embodiments, the heater is connected to the contact 11 by a first wire 41 and the heater is connected to the threaded housing 12 by a second wire 42.

In this embodiment, the power lines at the two ends of the heating wire are separately arranged, one end of the power lines is connected with the contact 11 through the first conducting wire 41, the other end of the power lines is connected with the threaded shell 12 through the contact 11, the contact 11 and the threaded shell 12 are connected through the insulator 13, and the first conducting wire 41 and the second conducting wire 42 are prevented from crossing and can be prevented from being broken.

In some alternative embodiments, the second wire 42 is bent back to connect with the outer surface of the threaded shell 12 after passing through the gap between the hollow ceramic rod 2 and the threaded shell 12.

In the embodiment, the hollow ceramic rod 2 is arranged at one end of the threaded shell 12, and the gap between the hollow ceramic rod and the threaded shell 12 is filled and solidified through the liquid ceramic powder 3. If the second wire 42 is connected to the inner surface of the threaded shell 12, it is inconvenient during the welding operation, and if the second wire 42 is wound around the hollow ceramic rod 2, when the threaded shell 12 and the hollow ceramic rod 2 are solidified and welded by the liquid ceramic powder 3, insufficient connection is easily caused, resulting in poor contact, or after long-time use, the second wire 42 is separated from the threaded shell 12 and damaged.

In this example, the second lead wire 42 is bent back to the outer surface of the screw housing 12 after passing through the gap between the hollow ceramic rod 2 and the screw housing 12, and then the second lead wire 42 is connected to the outer surface of the screw housing 12, so that the second lead wire 42 can be sufficiently connected to the screw housing 12, and can be prevented from being detached and damaged after a long period of use.

In some alternative embodiments, the outer surface of the threaded shell 12 is provided with a weld groove in the axial direction for welding the second lead 42.

In this embodiment, the outer surface of the threaded shell 12 is provided with a thread connected with a lamp holder, in order to ensure that the threaded shell 12 can be directly connected with the lamp holder without polishing the second wire 42 welded on the outer surface of the threaded shell, a welding groove for installing the second wire 42 is arranged in the axial direction of the outer surface of the threaded shell 12, the second wire 42 is folded back and then placed in the welding groove, and then welding is performed, so that polishing is not basically needed, and the threaded shell 12 cannot be matched with the lamp holder.

In some alternative embodiments, first wire 41 and second wire 42 are both nickel wires.

In this embodiment, the heating wire needs to heat the hollow ceramic rod 2 to a higher temperature to ignite the charcoal, so the first and

second wires

41 and 42 also need to be made of high temperature resistant materials to avoid the damage of the first and

second wires

41 and 42 caused by a long time high temperature. The nickel wire is a metal wire which has good mechanical strength, corrosion resistance and high heat resistance, and can meet the requirement of high temperature resistance in the embodiment.

In alternative embodiments, the contact 11 is connected to the first lead 41 by soldering, and the threaded housing 12 is connected to the second lead 42 by soldering. In this embodiment, the contact 11 and the first lead wire 41 and the screw housing 12 and the second lead wire 42 can be connected quickly by soldering, thereby improving the manufacturing efficiency.

In some alternative embodiments, the hollow ceramic rod 2 is placed at one end of the threaded shell 12, and the gap between the hollow ceramic rod and the threaded shell 12 is filled and solidified through the liquid ceramic powder 3.

In this example, the hollow ceramic rod 2 has good heat resistance, but since it is hard and brittle and it is difficult to form an internal thread on its surface that matches the threaded shell 12, it is not possible to screw the hollow ceramic rod 2 to the threaded shell 12. In addition, the hollow ceramic rod 2 is internally provided with a heating wire which can heat the temperature to a higher temperature, so that the threaded shell 12 and the hollow ceramic rod 2 cannot be connected and fixed by using bonding glue with a lower melting point. In this example, the gap between the threaded shell 12 and the hollow ceramic rod 2 is filled with the liquid ceramic powder 3 and is cured, so that the ceramic rod has the characteristics of high temperature resistance and high hardness, and can ensure that the threaded shell 12 and the hollow ceramic rod 2 can be used in a high-temperature environment for a long time.

Fig. 2 is a front view of an end cap according to an embodiment of the present invention; fig. 3 is a side view of an end cap in an embodiment of the invention; in some alternative embodiments, as shown in fig. 2 and 3, the other end of the hollow ceramic rod 2 is provided with an end cap 5.

In this embodiment, end cover 5 one side is equipped with the protruding cylinder 52 that matches with the axial through hole of hollow ceramic rod 2, can be with end cover 5 should establish at the end of hollow ceramic rod 2 through protruding cylinder 52, avoids in carbon dust or other impurity enter into hollow ceramic rod 2, influences the heater and thinks hollow ceramic rod 2 transfer heat.

In some alternative embodiments, the end cap 5 is provided with at least two projections 51 spaced apart in the circumferential direction, and the projections 51 project outside the hollow ceramic rod 2.

In this embodiment, four protruding portions 51 are uniformly arranged in the circumferential direction of the end cover 5 at intervals, and since the outer surface of the threaded shell 12 is provided with threads connected to the lamp holder, the lamp cap 1 is connected to the lamp holder by means of the threads, and the protruding portions 51 are arranged, so that the whole ignition rod of the oven can be conveniently rotated when being mounted on the lamp holder.

In some alternative embodiments, the hollow ceramic rod 2 and the end cap 5 are connected through liquid ceramic powder solidification.

In the implementation, the hollow ceramic rod 2 and the end cover 5 are connected in a curing mode through the liquid ceramic powder, and the liquid ceramic powder has the characteristics of high temperature resistance and high hardness after being cured, so that the threaded shell 12 and the hollow ceramic rod 2 can be used in a high-temperature environment for a long time.

In the description of the present application, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present application. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be 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 application can be understood by those of ordinary skill in the art as appropriate.

It is noted that, in the present application, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An oven ignition bar, comprising:

a lamp cap (1) comprising a screw shell (12) and a contact (11) arranged in the middle of the end thereof, the screw shell (12) and the contact (11) being connected by an insulator (13);

a hollow ceramic rod (2) with one end arranged in the threaded shell (12);

and the heating wire is arranged in the hollow ceramic rod (2), one end of the heating wire is connected with the contact (11), and the other end of the heating wire is connected with the threaded shell (12).

2. The oven ignition bar of claim 1, wherein: the heating wire is connected with the contact (11) through a first lead (41), and the heating wire is connected with the threaded shell (12) through a second lead (42).

3. The oven ignition bar of claim 2, wherein: and the second lead (42) passes through a gap between the hollow ceramic rod (2) and the threaded shell (12) and then is reversely folded to be connected with the outer surface of the threaded shell (12).

4. The oven ignition bar of claim 3, wherein: and a welding groove for welding the second lead (42) is formed in the axial direction of the outer surface of the threaded shell (12).

5. The oven ignition bar of claim 2, wherein: the first conducting wire (41) and the second conducting wire (42) are both nickel wires.

6. The oven ignition bar of claim 2, wherein: the contact (11) and the first lead (41) are connected by soldering, and the screw shell (12) and the second lead (42) are connected by soldering.

7. The oven ignition bar of claim 1, wherein: the hollow ceramic rod (2) is arranged at one end of the threaded shell (12) and is connected with a gap between the threaded shell (12) in a filling and curing mode through liquid ceramic powder (3).

8. The oven ignition bar of claim 1, wherein: and an end cover (5) is arranged at the other end of the hollow ceramic rod (2).

9. The oven ignition bar of claim 8, wherein: the end cover (5) is provided with at least two extending parts (51) arranged at intervals in the circumferential direction.

10. The oven ignition bar of claim 8, wherein: the hollow ceramic rod (2) is connected with the end cover (5) through liquid ceramic powder (3) in a curing mode.