CN210046117U

CN210046117U - Plug-in heating core

Info

Publication number: CN210046117U
Application number: CN201920825372.6U
Authority: CN
Inventors: 刘钧
Original assignee: Shenzhen United State Science And Technology Co Ltd
Current assignee: Shenzhen United State Science And Technology Co Ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2020-02-11
Anticipated expiration: 2029-06-03

Abstract

The utility model discloses a plug-in core that generates heat, including the soldering bit sheath, the pullover, the soldering bit, the plug core that generates heat, the core socket that generates heat, thermocouple and handle pipe, the one end of soldering bit sets up the shaped iron of a multilateral shape, the soldering bit passes through the shaped iron and impresses on the heating rod, and fill clearance between heating rod and the soldering bit hole with the shaped iron, the thermocouple passes in the pottery core intermediate hole that generates heat, final cartridge is used for the temperature measurement in the soldering bit intermediate hole, the direct cartridge of plug core that generates heat is on the core socket that generates heat, the reassembling type assembly between pullover and the handle pipe, place in the thermocouple in the core socket that generates heat. The utility model discloses a heating element adopts cavity core that generates heat, belongs to interior hot type heating mode, and structural design is more reasonable.

Description

Plug-in heating core

Technical Field

The utility model relates to an electric iron, concretely relates to plug-in core that generates heat.

Background

The heating core of the handle of the soldering iron is of external heating type and internal heating type. The internal heating type usually adopts a ceramic heating core or a metal heating core, and an inner hole of a soldering bit is sleeved on a heating rod; the external heating type is divided into 2 types, a heating wire is wound on a stainless steel pipe, and the stainless steel pipe is directly heated and inserted into an in-pipe soldering bit; the other method is to wind a silver wire on a stainless steel pipe, heat an iron pipe in the soldering bit by a high-frequency electromagnetic heating principle, and transfer heat to the soldering bit.

The original structure is as follows:

1. the tail part of the stainless steel outer pipe is encapsulated with rubber and is inserted with 3 PIN needles;

2. silver wires are wound on the outer wall of the stainless steel inner tube;

3. the stainless steel inner/outer tubes are welded together by spot welding, and 2 leads at the ends of the silver wires are welded on 2 of the 3 PIN needles;

4. grounding spring welds on remaining 3 rd PIN stitch, and the plug of above-mentioned structure generates heat the core processing loaded down with trivial details.

Disclosure of Invention

The utility model aims to solve the technical problem that a plug-in core that generates heat changes winding silk heating methods into cavity pottery core that generates heat, and the soldering bit adopts the hole cover on the heating rod, belongs to the interior hot type heating, effectively solves not enough among the prior art.

The utility model discloses a realize through following technical scheme: the utility model provides a plug-in core that generates heat, including the soldering bit sheath, the pullover, the soldering bit, the plug core that generates heat, the core socket that generates heat, thermocouple and handle pipe, the one end of soldering bit sets up the shaped iron of a multilateral shape, the soldering bit passes through the shaped iron and impresses on the heating rod, and fill clearance between heating rod and the soldering bit hole with the shaped iron, the thermocouple passes in the middle hole of the ceramic core that generates heat, finally the cartridge is used for the temperature measurement in the middle hole of the soldering bit, the direct cartridge of plug core that generates heat is on the core socket that generates heat, reassembling type assembly between pullover and the handle pipe, place in the core socket that.

According to a preferable technical scheme, the pluggable heating core comprises a stainless steel outer pipe, a grounding spring, a PIN needle and a hollow ceramic heating core, the tail portion of the stainless steel outer pipe is provided with a plastic rubber coating, more than one PIN needle is arranged in the stainless steel outer pipe, and the hollow heating core penetrates through a middle hole of the plastic rubber coating.

As the preferred technical scheme, the PIN needles are provided with three, 2 leading wires of the hollow ceramic heating core are welded on 2 of the 3 PIN needles, and the grounding spring is welded on the rest 3 rd PIN needle.

As a preferred technical scheme, the head of the stainless steel outer tube is adhered with a magnesium oxide powder filler, and the stainless steel outer tube is placed in an oven to be baked after being filled with the hollow heating core.

According to the preferable technical scheme, the soldering bit is provided with a soldering bit sheath, one end of the soldering bit sheath is provided with a nut, the external thread of the nut is connected and assembled with the inner wall of the sleeve head in a threaded mode, and the sleeve head is assembled with the handle pipe in a threaded mode.

The utility model has the advantages that: the utility model discloses a heating element adopts cavity core that generates heat, belongs to interior hot type mode of generating heat, and structural design is more reasonable, and the plug is more convenient, and it is more even to generate heat.

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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 an overall exploded view of the present invention;

fig. 2 is an explosion structure diagram of the plugging heating core.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1, the soldering iron comprises a soldering iron sheath 1, a sleeve head 3, a soldering iron head 4, a plug heating core 6, a heating core socket 8, a thermocouple and a handle tube 9, wherein one end of the soldering iron head 4 is provided with a polygonal shaped section iron 5, the soldering iron head 4 is pressed into the heating rod through the section iron 5, the section iron 5 is used for filling a gap between the heating rod and an inner hole of the soldering iron head 4, the thermocouple passes through a middle hole of the ceramic heating core and is finally inserted into the middle hole of the soldering iron head for measuring temperature, the plug heating core 6 is directly inserted into the heating core socket 8, the sleeve head 3 and the handle tube 9 are assembled in a dismounting manner, and the thermocouple is arranged in the heating core socket.

As shown in fig. 2, the plug-in heating core 6 includes a stainless steel outer tube 21, a grounding spring 22, PIN 24 and a hollow ceramic heating core 26, the tail of the stainless steel outer tube 21 is provided with a plastic rubber coating 23 and is loaded with more than one PIN 24, the hollow heating core penetrates through a hole in the middle of the plastic rubber coating 23, the number of the PIN 24 is three, 2 leads of the hollow ceramic heating core 26 are welded on 2 of the 3 PIN 24, and the grounding spring 22 is welded on the remaining 3 rd PIN.

The head of the stainless steel outer pipe 21 is adhered with magnesium oxide powder filler 25, and after the hollow heating core is arranged, the stainless steel outer pipe is placed in an oven to be baked, so that the filler is dried.

Wherein, soldering bit 4 disposes a soldering bit sheath 1, and one end of soldering bit sheath 1 has a nut 2, and the threaded connection assembly of 2 external screw threads of nut and pullover 3 inner wall, pullover 3 and handle pipe 9 threaded assembly.

In the embodiment, the plug heating core 6 is directly inserted into the heating core socket 8, the iron is installed in the soldering bit and then pressed into the heating rod, and the gap between the heating rod and the inner hole of the soldering bit is filled with the iron. And the thermocouple penetrates through the middle hole of the ceramic heating core and is finally inserted into the middle hole of the soldering bit for measuring temperature.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a plug-in generate heat core which characterized in that: including the soldering bit sheath, the pullover, the soldering bit, the plug core that generates heat, the core socket that generates heat, thermocouple and handle pipe, the one end of soldering bit sets up the shaped iron of a multilateral shape, the soldering bit is impressed on the inside heating rod of plug core that generates heat through the shaped iron, and fill the clearance between heating rod and the soldering bit hole with the shaped iron, the thermocouple passes in the inside pottery core intermediate hole that generates heat of plug core, finally the cartridge is used for the temperature measurement in the soldering bit intermediate hole, the direct cartridge of plug core that generates heat is on the core socket that generates heat, the reassembling type assembly between pullover and the handle pipe, place in the thermocouple in the core socket that generates heat.

2. The plug-in heating core according to claim 1, characterized in that: the plug heating core comprises a stainless steel outer pipe, a grounding spring, a PIN needle and a hollow ceramic heating core, wherein the tail part of the stainless steel outer pipe is provided with plastic rubber coating and is filled with more than one PIN needle, and the hollow heating core penetrates through a hole in the middle of the plastic rubber coating.

3. The plug-in heating core according to claim 2, characterized in that: PIN needle is provided with three, and 2 lead wires of cavity pottery core that generates heat weld 2 wherein in 3 PIN needles, and grounding spring welds on remaining 3 PIN stitches.

4. The plug-in heating core according to claim 2, characterized in that: and adhering magnesium oxide powder filler to the head of the stainless steel outer tube, and baking the stainless steel outer tube in an oven after the hollow heating core is filled.

5. The plug-in heating core according to claim 1, characterized in that: the soldering bit is provided with a soldering bit sheath, one end of the soldering bit sheath is provided with a nut, the external thread of the nut is connected and assembled with the thread of the inner wall of the sleeve head, and the sleeve head is assembled with the handle pipe thread.