CN204946837U - One can resetting current overload protective device - Google Patents
One can resetting current overload protective device Download PDFInfo
- Publication number
- CN204946837U CN204946837U CN201520683351.7U CN201520683351U CN204946837U CN 204946837 U CN204946837 U CN 204946837U CN 201520683351 U CN201520683351 U CN 201520683351U CN 204946837 U CN204946837 U CN 204946837U
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- CN
- China
- Prior art keywords
- reset
- base
- springboard
- bimetal leaf
- reset button
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- 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.)
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Abstract
The utility model relates to one can resetting current overload protective device, comprise base and cover plate, the upper buckle of base is connected to cover plate, one end of base embeds side by side and is provided with moved end and static terminal, the other end of base slides and is inserted with reset button, one end of static terminal is provided with fixed contact, one end of moved end is furnished with bimetal leaf, the moving contact matched with fixed contact is installed in the middle part of this bimetal leaf, reset springboard is rotatablely equipped with in base between bimetal leaf and reset button, the bottom surface of base is provided with the alignment pin be inserted in the middle part of reset springboard in endoporus, the arc of reset springboard side contacts with the push rod stretched out inside reset button, the plate that stretches out of reset springboard opposite side contacts towards the sidewall of static terminal with on bimetal leaf.The utility model is separated with reset bimetallic action, this addresses the problem the stable of the technical performance of overcurrent protection, adds sensitivity and the useful life of overcurrent protection simultaneously.
Description
Technical field
The utility model relates to overload circuit protector field, and particularly relating to one can resetting current overload protective device.
Background technology
In family life; Electrical Safety is the most important thing; in order to ensure the fail safe that household electrical appliance use; current over-load protector arises at the historic moment, the structure that present conventional double metal technology characteristic and mechanical structure combine, but mostly existing resetting means is more complicated; cause overload protective device volume large; manufacturing cost is high, easily damages, and useful life is low.
Summary of the invention
Technical problem to be solved in the utility model is to provide one can resetting current overload protective device; bimetallic action is separated with reset; this addresses the problem the stable of the technical performance of overcurrent protection, add sensitivity and the useful life of overcurrent protection simultaneously.
The utility model solves the technical scheme that its technical problem adopts: provide one can resetting current overload protective device, comprise base and cover plate, the upper buckle of described base is connected to cover plate, one end of described base embeds side by side and is provided with moved end and static terminal, the other end of base slides and is inserted with reset button, one end of described static terminal is provided with fixed contact, one end of described moved end is furnished with bimetal leaf, the moving contact matched with fixed contact is installed in the middle part of this bimetal leaf, reset springboard is rotatablely equipped with in base between described bimetal leaf and reset button, the bottom surface of described base is provided with the alignment pin be inserted in the middle part of reset springboard in endoporus, the arc of described reset springboard side contacts with the push rod stretched out inside reset button, the plate that stretches out of reset springboard opposite side contacts towards the sidewall of static terminal with on bimetal leaf.
Supplement as to the one of technical scheme described in the utility model, the bilateral symmetry that one end of described reset button is positioned at push rod is provided with the back-moving spring withstood with base inner wall.
Supplement as to the one of technical scheme described in the utility model, one end of the housing installation reset button of described base and cover plate composition is socketed with fixed mount, described reset button stretches in the endoporus of fixed mount, the lower surface of described base and the upper surface of cover plate are all arranged side by side with a pair outstanding side plate, the side of described fixed mount is all furnished with the T-shaped buckle that level is stretched out up and down, and this T-shaped buckle is embedded into snapping between corresponding outstanding side plate to be fixed.
Further, the free end side sidewall of described push rod is inclined-plane, and this inclined-plane contacts with arc.
Further, described fixed contact and moving contact are riveted on static terminal and moved end respectively.
beneficial effect
The utility model relates to one can resetting current overload protective device; easy to use, bimetallic action is separated with reset, this addresses the problem the stable of the technical performance of overcurrent protection; add sensitivity and the useful life of overcurrent protection, and cost is low simultaneously.
Accompanying drawing explanation
Fig. 1 is shape assumption diagram of the present utility model;
Fig. 2 is decomposition chart of the present utility model;
Fig. 3 is off-state cut-away view of the present utility model;
Fig. 4 is on-state cut-away view of the present utility model;
Fig. 5 is the structure chart of reset springboard described in the utility model.
Embodiment
Below in conjunction with specific embodiment, set forth the utility model further.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
As Figure 1-5, execution mode of the present utility model relates to one can resetting current overload protective device, comprise base 2 and cover plate 1, the upper buckle of described base 2 is connected to cover plate 1, one end of described base 2 embeds side by side and is provided with moved end 4 and static terminal 3, the other end of base 2 slides and is inserted with reset button 10, one end of described static terminal 3 is provided with fixed contact 7, one end of described moved end 4 is furnished with bimetal leaf 5, the moving contact 6 matched with fixed contact 7 is installed in the middle part of this bimetal leaf 5, reset springboard 8 is rotatablely equipped with in base 2 between described bimetal leaf 5 and reset button 10, the bottom surface of described base 2 is provided with the alignment pin 15 be inserted in the middle part of reset springboard 8 in endoporus, the arc 16 of described reset springboard 8 side contacts with the push rod 14 stretched out inside reset button 10, the plate 17 that stretches out of reset springboard 8 opposite side contacts towards the sidewall of static terminal 3 with on bimetal leaf 5.
Supplement as to the one of technical scheme described in the utility model, the bilateral symmetry that one end of described reset button 10 is positioned at push rod 14 is provided with the back-moving spring 9 withstood with base 2 inwall.
Supplement as to the one of technical scheme described in the utility model, one end that the housing that described base 2 and cover plate 1 form installs reset button 10 is socketed with fixed mount 12, described reset button 10 stretches in the endoporus of fixed mount 12, the lower surface of described base 2 and the upper surface of cover plate 1 are all arranged side by side with a pair outstanding side plate 13, the side of described fixed mount 12 is all furnished with the T-shaped buckle 14 that level is stretched out up and down, and this T-shaped buckle 14 is embedded into snapping between corresponding outstanding side plate 13 to be fixed.
Further, the free end side sidewall of described push rod 14 is inclined-plane, and this inclined-plane contacts with arc 16.
Further, fixed contact 7 riveting is on static terminal 3, and moving contact 6 riveting is on bimetal leaf 5, bimetal leaf 5 is directly riveted on moved end 4, reset springboard 8 is fixed on the cylinder of base 2, reset springboard 8 reset time with this center of circle for pivot, back-moving spring 9 matches with reset knob 10.
When in operating state, when the temperature of two-terminal as excessive in electric current raises, bimetal leaf 5 reaches uniform temperature distortion take-off, fixed contact 7 and moving contact 6 is disconnected, thus makes circuitry cuts, reach overcurrent protection object.
When contact disconnects, manually press reset knob 10, reset knob 10 touches reset springboard 8 when moving downward, reset springboard 8 is subject to the extruding of reset knob 10, be pivot by fixed axis to rotate by the moving downward of the knob 10 that resets, reset springboard rotates to certain position and touches bimetal leaf 5, bimetal leaf 5 stress deformation, thus reaching bimetal leaf reset effect by a series of mechanical movement relation, fixed contact 7 contacts reset with moving contact 6.
The utility model is easy to use, is separated with reset bimetallic action, this addresses the problem the stable of the technical performance of overcurrent protection, add sensitivity and the useful life of overcurrent protection, and cost is low simultaneously.
Claims (5)
1. one kind can resetting current overload protective device, comprise base (2) and cover plate (1), it is characterized in that, the upper buckle of described base (2) is connected to cover plate (1), one end of described base (2) embeds side by side and is provided with moved end (4) and static terminal (3), the other end of base (2) slides and is inserted with reset button (10), one end of described static terminal (3) is provided with fixed contact (7), one end of described moved end (4) is furnished with bimetal leaf (5), this bimetal leaf (5) middle part is provided with the moving contact (6) matched with fixed contact (7), reset springboard (8) is rotatablely equipped with in base (2) between described bimetal leaf (5) and reset button (10), the bottom surface of described base (2) is provided with the alignment pin (15) be inserted in the endoporus of reset springboard (8) middle part, the push rod (14) that arc (16) and reset button (10) inner side of described reset springboard (8) side are stretched out contacts, the plate (17) that stretches out of reset springboard (8) opposite side contacts towards the sidewall of static terminal (3) with on bimetal leaf (5).
2. according to claim 1 can resetting current overload protective device, it is characterized in that: the bilateral symmetry that one end of described reset button (10) is positioned at push rod (14) is provided with the back-moving spring (9) withstood with base (2) inwall.
3. according to claim 1 can resetting current overload protective device, it is characterized in that: one end that the housing that described base (2) and cover plate (1) form installs reset button (10) is socketed with fixed mount (12), described reset button (10) stretches in the endoporus of fixed mount (12), the lower surface of described base (2) and the upper surface of cover plate (1) are all arranged side by side with a pair outstanding side plate (13), the side of described fixed mount (12) is all furnished with the T-shaped buckle (14) that level is stretched out up and down, this T-shaped buckle (14) is embedded into snapping between corresponding outstanding side plate (13) to be fixed.
4. according in claim 1-3 described in any one can resetting current overload protective device, it is characterized in that: the free end side sidewall of described push rod (14) is inclined-plane, and this inclined-plane contacts with arc (16).
5. according in claim 1-3 described in any one can resetting current overload protective device, it is characterized in that: described fixed contact (7) and moving contact (6) are riveted on static terminal (3) and moved end (4) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520683351.7U CN204946837U (en) | 2015-09-06 | 2015-09-06 | One can resetting current overload protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520683351.7U CN204946837U (en) | 2015-09-06 | 2015-09-06 | One can resetting current overload protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204946837U true CN204946837U (en) | 2016-01-06 |
Family
ID=55014239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520683351.7U Expired - Fee Related CN204946837U (en) | 2015-09-06 | 2015-09-06 | One can resetting current overload protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204946837U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108288571A (en) * | 2018-03-22 | 2018-07-17 | 杭州可速自动化设备有限公司 | Overload protective device |
-
2015
- 2015-09-06 CN CN201520683351.7U patent/CN204946837U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108288571A (en) * | 2018-03-22 | 2018-07-17 | 杭州可速自动化设备有限公司 | Overload protective device |
| CN108288571B (en) * | 2018-03-22 | 2024-03-12 | 杭州可速自动化设备有限公司 | Overload protector |
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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: 20160106 Termination date: 20170906 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |