CN202772046U - Electric appliance temperature protector - Google Patents
Electric appliance temperature protector Download PDFInfo
- Publication number
- CN202772046U CN202772046U CN 201220462574 CN201220462574U CN202772046U CN 202772046 U CN202772046 U CN 202772046U CN 201220462574 CN201220462574 CN 201220462574 CN 201220462574 U CN201220462574 U CN 201220462574U CN 202772046 U CN202772046 U CN 202772046U
- Authority
- CN
- China
- Prior art keywords
- temperature
- temperature sensing
- moving contact
- riveting
- riveted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The present utility model relates to an electric appliance temperature protector. The protector comprises an outer shell, and a temperature-sensitive metal sheet, a static contact sheet, a moving contact sheet, a moving contact and a fixing pedestal arranged inside the shell body; the outer shell is a hollow shell body with one end open; the temperature-sensitive metal sheet is arranged below the moving contact sheet; one end of the static contact sheet is molded inside the fixing pedestal; the moving contact is riveted with the rear end of the moving contact sheet, the moving contact is contacted with a silver surface of the static contact sheet; the protector comprises a metal support; a riveting platform is arranged on the front end of the metal support, the rear end is riveted with the fixing pedestal; the riveting platform is provided with two symmetrical protruded riveting holes; the moving contact sheet is sleeved on the protruded riveting holes through a contact sheet riveting hole of the front end of the moving contact sheet; and the temperature-sensitive metal sheet is sleeved on the protruded riveting holes through a temperature-sensitive riveting hole of the front end of the temperature-sensitive metal sheet. The temperature-sensitive metal sheet, the moving contact sheet and the metal support are fixed and assembled through the riveting method, the riveting firmness is high, and riveting intensity can be directly detected by eyes.
Description
Technical field
The utility model relates to a kind of protective device, particularly a kind of electrical equipment temperature protector.
Background technology
Part thermal protector temperature-sensitive bimetal leaf of the prior art position is fixing, can make a noise after the vibration, and assembling is to be finished by plane-welding, a little less than the weld strength, can only detect by disbonded test.
The base plate of patent 201120283672.X protector, movable contact spring, temperature sensing scissel are fixed by the riveted joint of boss riveted holes; zone between base plate, temperature sensing scissel and the movable contact spring between two boss is also fixed by spot welding; spot welding is fixing can to damage temperature-sensing element; cause the temperature-sensitive rated temperature of temperature sensing scissel unstable; the key core parts of protector are exactly temperature sensing scissel, and the damage of temperature sensing scissel is directly connected to the stability of protector.
The utility model content
The purpose of this utility model is to overcome the defective that prior art exists, and a kind of temperature sensing scissel fixation, the temperature-sensitive accuracy is higher, simple in structure, easy to make, production efficiency is high electrical equipment temperature protector are provided.
The technical scheme that realizes the utility model purpose is: a kind of electrical equipment temperature protector comprises shell and setting temperature sensing scissel, static contact, movable contact spring, moving contact and holder in the enclosure; Described shell is the hollow shell of an end opening; Described temperature sensing scissel is arranged on the below of movable contact spring; One end of described static contact is injection-moulded in the holder; Described moving contact is riveted on the rear end of movable contact spring, and moving contact contacts with the silver-colored face of static contact; Also comprise metallic support; The front end of described metallic support has the riveted joint platform, rear end and holder riveted joint; Have two symmetrically arranged convex riveted holes on the described riveted joint platform; Described movable contact spring is socketed on the convex riveted holes by the contact riveted holes of movable contact spring front end; Described temperature sensing scissel is socketed on the convex riveted holes by the temperature-sensitive riveted holes of temperature sensing scissel front end.
The afterbody of the described temperature sensing scissel of technique scheme has spacing hook.
The opening part of the described shell of technique scheme passes through sealant sealing.
Has projection on the metallic support of the described temperature sensing scissel of technique scheme below; Described projection contacts with the lower surface of temperature sensing scissel.
The afterbody of the described metallic support of technique scheme and static contact all is connected with wire.
Technique scheme also has insulating sleeve; Described insulating sleeve is socketed on the shell.
After adopting technique scheme, the utlity model has following positive effect:
(1) temperature sensing scissel of the present utility model, movable contact spring and metallic support adopt the fixing assembling of riveting method, and the riveted joint firmness is higher, directly by estimating and can detecting riveting intensity.
(2) afterbody of temperature sensing scissel of the present utility model has spacing hook, by spacing hook spacing guarantee the temperature sensing scissel position accurately, guaranteed the degree of precision of protector.
(3) has projection on the metallic support below the temperature sensing scissel of the present utility model; Projection contacts with the lower surface of temperature sensing scissel; Can play to temperature sensing scissel the effect of supporting.
(4) the utility model product can be finished by the assembling of automatic assembling machine fully, can greatly reduce productive manpower cost thus, and production efficiency is higher.
Description of drawings
Content of the present utility model is easier to be expressly understood in order to make, and the below is described in further detail the utility model, wherein according to specific embodiment also by reference to the accompanying drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of metallic support of the present utility model;
Fig. 3 is the structural representation of temperature sensing scissel of the present utility model;
1. shells among the figure, 2. temperature sensing scissel, 3. static contact, 4. movable contact spring, 5. moving contact, 6. holder, 7. metallic support, 7-1. rivets platform, 7-2. convex riveted holes, 7-3. projection, 8. insulating sleeve, 9. fluid sealant.
Embodiment
(embodiment 1)
See Fig. 1 to Fig. 3, the utility model comprises shell 1 and is arranged on temperature sensing scissel 2, static contact 3, movable contact spring 4, moving contact 5, holder 6, metallic support 7 and insulating sleeve 8 in the shell 1; Shell 1 is the hollow shell of an end opening; One end of static contact 3 is injection-moulded in the holder 6; Moving contact 5 is riveted on the rear end of movable contact spring 4, and moving contact 5 contacts with the silver-colored face of static contact 3; The front end of metallic support 7 has riveted joint platform 7-1, rear end and holder 6 riveted joints; Have two symmetrically arranged convex riveted holes 7-2 on the riveted joint platform 7-1; Movable contact spring 4 is socketed on the convex riveted holes 7-2 by the contact riveted holes of movable contact spring 4 front ends; Temperature sensing scissel 2 is socketed on the convex riveted holes 7-2 by the temperature-sensitive riveted holes of temperature sensing scissel 2 front ends; Temperature sensing scissel 2 is arranged on the below of movable contact spring 4, and the afterbody of temperature sensing scissel 2 has spacing hook; After metallic support 7, temperature sensing scissel 2, movable contact spring 4 determine that by the spacing hook of temperature sensing scissel 2 afterbodys the three is without deflection first, fixing by the riveted holes riveted joint again.Insulating sleeve 8 is socketed on the shell 1.Has projection 7-3 on the metallic support 7 of temperature sensing scissel 2 belows; Projection 7-3 contacts with the lower surface of temperature sensing scissel 2.The afterbody of metallic support 7 and static contact 3 all is connected with wire.The opening part of shell 1 is by fluid sealant 9 sealings.
Operation principle of the present utility model is: during use, two wires of electrical equipment temperature protector of the present utility model are connected in series in the loop of various motors and household electrical appliance, and this electrical equipment temperature protector is placed on inside or the point for measuring temperature place of equipment, when ambient temperature around it is higher than setting operating temperature value, temperature sensing scissel 2 upset of will bouncing, drive movable contact spring 4 and upspring, moving contact 5 disengages with static contact 3, cuts off the electricity supply thus; After ambient temperature was reduced to rating number, temperature sensing scissel 2 returned to normal, and moving contact 5 resumes contacts with static contact 3, thereby recovered power connection.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., all should be included within the protection range of the present utility model.
Claims (6)
1. an electrical equipment temperature protector comprises shell (1) and is arranged on shell (1) interior temperature sensing scissel (2), static contact (3), movable contact spring (4), moving contact (5) and holder (6); Described shell (1) is the hollow shell of an end opening; Described temperature sensing scissel (2) is arranged on the below of movable contact spring (4); One end of described static contact (3) is injection-moulded in the holder (6); Described moving contact (5) is riveted on the rear end of movable contact spring (4), and moving contact (5) contacts with the silver-colored face of static contact (3); It is characterized in that: also comprise metallic support (7); The front end of described metallic support (7) has riveted joint platform (7-1), rear end and holder (6) riveted joint; Have two symmetrically arranged convex riveted holes (7-2) on the described riveted joint platform (7-1); Described movable contact spring (4) is socketed on the convex riveted holes (7-2) by the contact riveted holes of movable contact spring (4) front end; Described temperature sensing scissel (2) is socketed on the convex riveted holes (7-2) by the temperature-sensitive riveted holes of temperature sensing scissel (2) front end.
2. electrical equipment temperature protector according to claim 1, it is characterized in that: the afterbody of described temperature sensing scissel (2) has spacing hook.
3. electrical equipment temperature protector according to claim 2 is characterized in that: the opening part of described shell (1) is by fluid sealant (9) sealing.
4. electrical equipment temperature protector according to claim 3 is characterized in that: have projection (7-3) on the metallic support (7) of described temperature sensing scissel (2) below; Described projection (7-3) contacts with the lower surface of temperature sensing scissel (2).
5. electrical equipment temperature protector according to claim 4, it is characterized in that: the afterbody of described metallic support (7) and static contact (3) all is connected with wire.
6. according to claim 1 to 5 arbitrary described electrical equipment temperature protectors, it is characterized in that: also have insulating sleeve (8); Described insulating sleeve (8) is socketed on the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220462574 CN202772046U (en) | 2012-09-11 | 2012-09-11 | Electric appliance temperature protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220462574 CN202772046U (en) | 2012-09-11 | 2012-09-11 | Electric appliance temperature protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202772046U true CN202772046U (en) | 2013-03-06 |
Family
ID=47778599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220462574 Expired - Fee Related CN202772046U (en) | 2012-09-11 | 2012-09-11 | Electric appliance temperature protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202772046U (en) |
-
2012
- 2012-09-11 CN CN 201220462574 patent/CN202772046U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20150911 |
|
| EXPY | Termination of patent right or utility model |