CN207184838U - A kind of PTC heaters - Google Patents
A kind of PTC heaters Download PDFInfo
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- CN207184838U CN207184838U CN201721010076.8U CN201721010076U CN207184838U CN 207184838 U CN207184838 U CN 207184838U CN 201721010076 U CN201721010076 U CN 201721010076U CN 207184838 U CN207184838 U CN 207184838U
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- insulating barrier
- lead
- screen device
- ptc heaters
- electrostatic screen
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Abstract
A kind of PTC heaters are the utility model is related to, its insulating barrier includes the first insulating barrier（5）With the second insulating barrier（7）, the ceramic heating flake（2）The first insulating barrier is wrapped in electrode slice（5）It is interior, the first insulating barrier（5）Outer cover is provided with electrostatic screen device（6）, the electrostatic screen device（6）Outside is by second insulating barrier（7）Parcel, the electrostatic screen device（6）It is that endless metal shields piece, masking foil or the insulating paper for scribbling metal coating, the electrostatic screen device（6）It is additionally provided with shielded lead（6‑1）, the shielded lead（6‑1）It is connected to the electrostatic detection circuit and static eliminating circuit of electrical equipment.The whole seal of the utility model is simple in construction, low cost, and detection sensitivity is high, and it is quick to eliminate circuit.
Description
Technical field
The utility model is related to a kind of heater, and in particular to it is a kind of be applied to electric equipment products in go electrostatic and
The PTC heaters of function of shielding.
Background technology
At present, many electrically heated electrical equipments on the market be present, its most frequently used mode of heating is exactly to utilize PTC（Heat
Quick resistance）Heated, common application PTC（Thermistor）In the product of device, it can all be related to PTC case surfaces and produce sense
Answer voltage（That is electrostatic）The problems such as, traditional PTC structures are typically all：Include shell, ceramic heating flake, electrode slice 2（On one side
One）Followed by insulating barrier（General 3 layers of insulating paper）To realize double insulation, then outside is extruded with fixation clip and fixed
Form, this class formation is typically all to have case surface to produce induced voltage when actual use（That is electrostatic）Problem,
And shell is heat transfer medium, shell is inevitably directly or indirectly（Conducted by other conductors, such as：Water quality）
It is in contact with some of human body or human body positions, human body just has electric shock or uncomfortable once forming loop with the earth
Sensation, use very dangerous.
Utility model content
The purpose of this utility model is to provide a kind of PTC heaters solve the existing equipment using PTC heating and exist
Electrostatic can be produced during use, has influence on Consumer's Experience, and the device currently used for detecting and eliminating electrostatic is excessively complicated,
The problem of cost of manufacture is too high.
To solve above-mentioned technical problem, the utility model uses following technical scheme：
A kind of PTC heaters, including shell, ceramic heating flake, electrode slice, insulating barrier, electrostatic screen device and solid
Fixed pressuring plate, the insulating barrier include the first insulating barrier and the second insulating barrier, and the ceramic heating flake and electrode slice are wrapped in first
In insulating barrier, the first insulating barrier outer cover is provided with electrostatic screen device, is insulated outside the electrostatic screen device by described second
Layer parcel, the electrostatic screen device are endless metal shielding pieces, and the electrostatic screen device is additionally provided with shielded lead, the screen
Cover electrostatic detection circuit and static eliminating circuit that lead is connected to electrical equipment.
Further, the electrostatic screen device can also be masking foil or scribble the insulating paper of metal coating.
Further, first insulating barrier and the second insulating barrier are at least two layers.
Further, first insulating barrier and the second insulating barrier are overlapped by least three layers of insulating paper.
Further, the electrode slice is made up of first electrode piece and second electrode piece, and the ceramic heating flake is arranged on
Between the first electrode piece and second electrode piece.
Further, the first electrode piece and second electrode piece, are respectively equipped with lead and lead.
Further, the lead draws connection from first electrode piece diagonal angle parallel with second electrode piece respectively with lead
To heating control circuit.
Further, the shielded lead is drawn parallel to the lead and lead.
The beneficial effects of the utility model are：On the basis of traditional PTC heaters, electrostatic screen device is additionally arranged simultaneously
A layer insulating is set up outside electrostatic screen device, electrostatic screen device is connected to electrostatic detection circuit by lead and electrostatic disappears
Except circuit, the effect effectively gone to destatic and shielded is realized, its is simple in construction, low cost, facilitates production and detects
Sensitivity is high, and it is quick to eliminate electrostatic.
Brief description of the drawings
Fig. 1 is the structural representation of traditional PTC heaters；
Fig. 2 is the structural representation of the utility model PTC heaters.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated, it will be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
Fig. 1 shows the structure of traditional PTC heaters：Including shell 1, ceramic heating flake 2, electrode slice, insulating barrier, with
And fixation clip 8.
Fig. 2 shows the structure of the utility model PTC heater one embodiment：It is different from traditional PTC heating in Fig. 1
The structure of device, the present embodiment are a kind of PTC heaters, including shell 1, ceramic heating flake 2, electrode slice, insulating barrier, electrostatic
Screening arrangement 6 and fixation clip 8, the insulating barrier include the first insulating barrier 5 and the second insulating barrier 7, the ceramic heating flake 2
It is wrapped in electrode slice in the first insulating barrier 5, the outer cover of the first insulating barrier 5 is provided with electrostatic screen device 6, the electrostatic screen dress
Put and wrapped up outside 6 by second insulating barrier 7, the electrostatic screen device 6 is endless metal shielding piece, and the electrostatic screen fills
Put 6 and be additionally provided with shielded lead 6-1, the shielded lead 6-1 and be connected to the electrostatic detection circuit and static eliminating circuit of electrical equipment.
According to a kind of embodiment of PTC heaters of above-mentioned utility model, the electrostatic screen device 6, tin can also be
Foil paper or the insulating paper for scribbling metal coating.
According to a kind of embodiment of PTC heaters of above-mentioned utility model, the insulating barrier 7 of the first insulating barrier 5 and second
It is at least two layers.
According to a kind of embodiment of PTC heaters of above-mentioned utility model, the insulating barrier 7 of the first insulating barrier 5 and second
It is to be overlapped by least three layers of insulating paper.
According to a kind of embodiment of PTC heaters of above-mentioned utility model, the electrode slice is by first electrode piece 3 and second
Electrode slice 4 is formed, and the ceramic heating flake 2 is arranged between the first electrode piece 3 and second electrode piece 4.
According to a kind of embodiment of PTC heaters of above-mentioned utility model, the first electrode piece 3 and second electrode piece 4,
It is respectively equipped with lead 3-1 and lead 4-1.
According to a kind of embodiment of PTC heaters of above-mentioned utility model, the lead 3-1 and lead 4-1 are respectively from
One electrode slice 3 is drawn with 4 parallel diagonal angle of second electrode piece and is connected to heating control circuit.
According to a kind of embodiment of PTC heaters of above-mentioned utility model, the shielded lead 6-1 is parallel to the lead
3-1 and lead 4-1 is drawn.
The procedure of processing of PTC heaters of the present utility model is：
Step 1: welding lead：By terminal machine or welding gun by first electrode piece lead, second electrode piece lead, gold
Category screen layer lead is fixed respectively（Or welding）On first electrode piece, second electrode piece and metal screen layer；
Step 2: just fill：By multiple potsherds（Potsherd specification and number are determined according to power）At the beginning of silica gel heat-conducting cream
Step is fixed among 2 electrode slices with lead；
Step 3: the first insulating barrier of set：The potsherd installed at the beginning of step 2 is put into the insulation bag for the insulating paper that haves three layers（Bag
Sub- bottom press mold sealing）；
Step 4: set shading ring：The metal screen layer with lead on the insulation belt surface set of step 3；
Step 5: the second insulating barrier of set：Potsherd of the step 4 with screen layer is put into the insulating tape for the insulating paper that haves three layers
（The press mold sealing of sack bottom）；
Step 6: upper machine：By the potsherd for having the second insulating tape in step 4 put into shell, with press by stator according to
Fixed stroke compresses potsherd；
Step 7: detection storage, qualified outbound, forms the PTC heaters that can be directly loadable into electric equipment products.
Operation principle of the present utility model is：
It is originally new to be additionally arranged electrostatic screen device 6 and in electrostatic screen on the basis of traditional PTC heaters such as Fig. 2
One layer of insulating barrier being overlapped into by three-layer insulated paper is additionally arranged outside device 6, electrostatic screen device 6 passes through shielded lead 6-1, connection
To electrostatic detection circuit and static eliminating circuit, the effect effectively gone to destatic and shielded is realized, improves detection sensitivity,
Efficiently and effectively eliminate electrostatic.
Although reference be made herein to the utility model is described multiple explanatory embodiments of the present utility model, still,
It should be understood that those skilled in the art can be designed that a lot of other modifications and embodiment, these modifications and embodiment
It will fall within spirit disclosed in the present application and spirit.More specifically, in disclosure, drawings and claims
In the range of, a variety of variations and modifications can be carried out to the building block and/or layout of theme combination layout.Except to building block
And/or outside the modification and improvement of layout progress, to those skilled in the art, other purposes also will be apparent.
Claims (8)
1. a kind of PTC heaters, including shell (1), ceramic heating flake (2), electrode slice, insulating barrier, electrostatic screen device (6)
And fixation clip (8), it is characterised in that：The insulating barrier includes the first insulating barrier (5) and the second insulating barrier (7), the pottery
Porcelain heating plate (2) and electrode slice are wrapped in the first insulating barrier (5), and the first insulating barrier (5) outer cover is provided with electrostatic screen device
(6), the electrostatic screen device (6) is outside is wrapped up by second insulating barrier (7), and the electrostatic screen device (6) is annular
Metallic shield piece, the electrostatic screen device (6) are additionally provided with shielded lead (6-1), and the shielded lead (6-1) is connected to electrical equipment
Electrostatic detection circuit and static eliminating circuit.
A kind of 2. PTC heaters according to claim 1, it is characterised in that：The electrostatic screen device (6) is tinfoil paper
Paper or the insulating paper for scribbling metal coating.
A kind of 3. PTC heaters according to claim 1, it is characterised in that：First insulating barrier (5) and second exhausted
Edge layer (7) is at least two layers.
A kind of 4. PTC heaters according to claim 1, it is characterised in that：First insulating barrier (5) and second exhausted
Edge layer (7) is overlapped by least three layers of insulating paper.
A kind of 5. PTC heaters according to claim 1, it is characterised in that：The electrode slice is by first electrode piece (3)
Formed with second electrode piece (4), the ceramic heating flake (2) be arranged on the first electrode piece (3) and second electrode piece (4) it
Between.
A kind of 6. PTC heaters according to claim 5, it is characterised in that：The first electrode piece (3) and the second electricity
Pole piece (4), it is respectively equipped with lead (3-1) and lead (4-1).
A kind of 7. PTC heaters according to claim 6, it is characterised in that：The lead (3-1) and lead (4-1)
Drawn respectively from first electrode piece (3) diagonal angle parallel with second electrode piece (4) and be connected to heating control circuit.
A kind of 8. PTC heaters according to claim 6, it is characterised in that：The shielded lead (6-1) is parallel to institute
State lead (3-1) and lead (4-1) is drawn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721010076.8U CN207184838U (en) | 2017-08-14 | 2017-08-14 | A kind of PTC heaters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721010076.8U CN207184838U (en) | 2017-08-14 | 2017-08-14 | A kind of PTC heaters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207184838U true CN207184838U (en) | 2018-04-03 |
Family
ID=61740689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721010076.8U Active CN207184838U (en) | 2017-08-14 | 2017-08-14 | A kind of PTC heaters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207184838U (en) |
-
2017
- 2017-08-14 CN CN201721010076.8U patent/CN207184838U/en active Active
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