CN108666181A - A kind of tripping mechanism and the surge protection device with it - Google Patents
A kind of tripping mechanism and the surge protection device with it Download PDFInfo
- Publication number
- CN108666181A CN108666181A CN201810402341.XA CN201810402341A CN108666181A CN 108666181 A CN108666181 A CN 108666181A CN 201810402341 A CN201810402341 A CN 201810402341A CN 108666181 A CN108666181 A CN 108666181A
- Authority
- CN
- China
- Prior art keywords
- tripping mechanism
- connection electrode
- insulating part
- solder
- conduct piece
- 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.)
- Granted
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 50
- 229910000679 solder Inorganic materials 0.000 claims abstract description 37
- 238000009413 insulation Methods 0.000 claims abstract description 13
- 230000005611 electricity Effects 0.000 claims abstract description 12
- 238000004146 energy storage Methods 0.000 claims abstract description 5
- 238000000605 extraction Methods 0.000 claims description 8
- 239000000155 melt Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 6
- 239000011810 insulating material Substances 0.000 description 3
- 206010037660 Pyrexia Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000002085 persistent effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/122—Automatic release mechanisms with or without manual release actuated by blowing of a fuse
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/12—Automatic release mechanisms with or without manual release
- H01H71/14—Electrothermal mechanisms
- H01H71/20—Electrothermal mechanisms with fusible mass
Landscapes
- Fuses (AREA)
- Breakers (AREA)
Abstract
The invention discloses a kind of tripping mechanism and with its surge protection device, the tripping mechanism draws connection electrode for disconnection or electricity, tripping mechanism includes the insulating part for having insulation division, it is electrically connected the conduct piece that simultaneously electricity draws connection electrode with connection electrode, it is melted after heated and is electrically connected the solder of connection electrode and conduct piece when it is not melted and is connected to one end of insulating part and drives the insulation division of insulating part to slide between connection electrode and conduct piece to disconnect the elastic component of the electric connection between electrode and conduct piece after melt solder, elastic component is in energy storage state when solder does not melt.The present invention is swift in motion when cutting off the connection of electrical equipment and circuit and has simple in structure, high reliability.
Description
Technical field
The present invention relates to electrical equipment more particularly to a kind of tripping mechanism and with its surge protection device.
Background technology
Currently, commonly using tripping mechanism to cut off the circuit connection of electrical equipment, make electrical equipment from thunder and lightning or overvoltage
Damage.
But the existing tripping mechanism not really connection of cut-out electrical equipment and power grid sometimes.When there is overvoltage, meeting
So that the voltage several times at electrical equipment both ends is increased, electrical equipment is caused to be damaged.
Invention content
The purpose of the present invention is to provide a kind of tripping mechanisms, it is intended to solve current tripping mechanism in cut-out electrical equipment
When circuit connects, the low problem of reliability.
The invention is realized in this way a kind of tripping mechanism, connection electrode, the tripping mechanism are drawn for disconnection or electricity
Include insulating part with insulation division, be electrically connected with the connection electrode and electricity draw the connection electrode conduct piece, by
The solder of the connection electrode and the conduct piece is melted and be electrically connected when it is not melted after heat and is connected to described exhausted
It one end of edge part and drives the insulation division of the insulating part to slide into the connection electrode after the melt solder to lead with described
To disconnect the elastic component of the electric connection between the connection electrode and the conduct piece between electric part, the elastic component is described
Energy storage state is in when solder does not melt.
Further, the tripping mechanism further includes the shell with an accommodating cavity, the solder, the insulating part and
The elastic component is located in the accommodating cavity.
Further, the conduct piece includes the linkage section being electrically connected with the connection electrode, is fixed on described house
The outer chamber wall of chamber draws the extraction section of the connection electrode with electricity and connects the linkage section with the extraction section and for drawing
It leads the insulation board and slides into guide section between the connection electrode and the linkage section in the melt solder.
Further, the tripping mechanism further includes positioned at the conduct piece side and being fixed on the accommodating cavity bottom of chamber
Shaft；The insulating part includes the first end for being pivotally connected the shaft and the second end of the connection elastic component, and described the
Two ends abut the conduct piece when the solder does not melt.
Further, the tripping mechanism further includes being set to the bottom of chamber of the accommodating cavity and for slidably supporting described the
Two ends and the bar shaped protrusion of arc-shaped arrangement, the bar shaped protrusion are located at the both sides of the conduct piece with the shaft.
Further, the surface of the insulating part towards the bar shaped protrusion is offered for guiding the insulating part in institute
The sliding slot slided on bar shaped protrusion is stated, the shape of the sliding slot is adapted with the shape of the bar shaped protrusion.
Further, the card slot for elastic component clamping, the card slot and the cunning are further opened on the insulating part
Slot is located at the both side surface of the insulating part.
Further, the rotation hole for being pivotally connected the shaft is offered on the elastic component, the elastic component
One end is fixed in the cavity wall of the accommodating cavity, and the other end of the elastic component is arranged in the card slot.
Further, the fusing point of the solder is less than 200 degree.
The present invention having the technical effect that compared with the existing technology：The tripping mechanism is connected by conduct piece with connection electrode
In the circuit of electrical equipment, the solder welds when not melting and is electrically connected the conduct piece and the connection electrode.
When voltage in circuit is excessive, accordingly increased by the electric current of the solder.Solder persistent fever under Joule's law, most
The temperature of solder is set to reach its fusing point eventually.After melt solder, the elastic component drives the insulating part sliding, to make insulation
The insulation division of part is between the conduct piece and the connection electrode.It is steady to cut off the circuit connection of electrical equipment
Qualitative and reliability is high.
Description of the drawings
Fig. 1 is the structural schematic diagram that three tripping mechanisms that the embodiment of the present invention is provided are in Y-type layout.
Fig. 2 is the vertical view of the tripping mechanism of Fig. 1.
Fig. 3 is the structural schematic diagram of the shell of the tripping mechanism of Fig. 1.
Fig. 4 is the structural schematic diagram of the conduct piece of the tripping mechanism of Fig. 1.
Fig. 5 is the structural schematic diagram of the insulating part of the tripping mechanism of Fig. 1.
Fig. 6 is the structural schematic diagram of the elastic component of the tripping mechanism of Fig. 1.
Fig. 7 is the structural schematic diagram for the connection electrode that the embodiment of the present invention is provided.
Attached figure label relationship corresponding with title is as follows：
| Title | Label | Title | Label |
| Tripping mechanism | 100 | Guide section | 212 |
| Insulating part | 22 | Connection electrode | 31 |
| Conduct piece | 21 | Plumb joint | 311 |
| Elastic component | 23 | Shaft | 24 |
| Accommodating cavity | 11 | First end | 221 |
| Shell | 10 | Second end | 222 |
| Connecting hole | 1121 | Pivoting hole | 223 |
| Linkage section | 211 | Bar shaped protrusion | 1122 |
| Draw section | 213 | Card slot | 224 |
| Fixing groove | 14 |
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " thickness ", "upper", "lower", " vertical ", " parallel ",
The orientation or positional relationship of the instructions such as "bottom", " angle " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
It states the present invention and simplifies description, do not indicate or imply the indicated device or element must have a particular orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, the terms such as term " installation ", " connection " should do broad sense reason
Solution, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connection, can also be electricity
Connection；It can be directly connected, can also can be indirectly connected through an intermediary the connection inside two elements or two
The interaction relationship of element.
It please refers to Fig.1 to Fig.3, the tripping mechanism 100 that the embodiment of the present invention is provided has simple in structure, reliability height etc.
Feature.The embodiment of the present invention additionally provides a kind of surge protection device with tripping mechanism 100 (figure is not drawn).The dropout machine
100 support surge protective device of structure is used to protect damage of the electrical equipment from overvoltage together.
Please refer to Fig. 7, a connection electrode 31 of tripping mechanism 100 and surge protection device is electrically connected and electricity draws
Go out the connection electrode 31, then surge protection device and tripping mechanism 100 are all connected in external circuit.
The tripping mechanism 100 includes the insulating part 22 with insulation division, is electrically connected with the connection electrode 31 and electricity
Draw the connection electrode 31 conduct piece 21, it is heated after melt and be electrically connected when it is not melted the connection electrode 31 with
It the solder (figure do not draw) of the conduct piece 21 and is connected to one end of the insulating part 22 and is driven after the melt solder
The insulation division of the insulating part 22 slides between the connection electrode 31 and the conduct piece 21 to disconnect the connection electrode
The elastic component 23 being electrically connected between 31 and the conduct piece 21.The elastic component 23 is in energy storage when the solder does not melt
State.The insulating part 22 is the insulation board for being made by insulating materials and be in sector, and the insulating materials may be used organic exhausted
Edge material, inorganic insulating material or mix insulation material.The fusing point of one side in the present embodiment, the solder is less than
200 degree, solder can be environmentally friendly cored solder.
The tripping mechanism 100 is connected to by conduct piece 21 and connection electrode 31 in the circuit of electrical equipment, the weldering
Material is welded when not melting and the electrically conduct conduct piece 21 and the connection electrode 31.When voltage in circuit is excessive, stream
The electric current for crossing the solder accordingly increases.According to Joule's law, the solder persistent fever finally makes the temperature of solder reach it
Fusing point.After melt solder, the elastic component 23 drives the insulating part 22 to slide, to make the insulation division of insulating part 22 be located at
Between the conduct piece 21 and the connection electrode 31.To cut off the circuit connection of electrical equipment, the present invention has very high
Stability and reliability.
The tripping mechanism 100 further includes the shell 10 with an accommodating cavity 11, the solder, the insulating part 22 and
The elastic component 23 is located in the accommodating cavity 11.The bottom of chamber of the accommodating cavity 11 offers a connecting hole 1121, the connection
Electrode 31 is electrically connected by connecting hole 1121 and the conduct piece 21.
Please refer to fig. 4 to fig. 6, the conduct piece 21 includes the linkage section being electrically connected with the connection electrode 31
211, it is fixed on extraction section 213 and the connection company that the outer chamber wall of the accommodating cavity 11 draws the connection electrode 31 with electricity
Section 211 is connect with the extraction section 213 and for guiding the insulating part 22 to slide into the connection electrode in the melt solder
Guide section 212 between 31 and the linkage section 211.The surface of connection electrode 31 is convexly equipped with a plumb joint 311, the plumb joint
311 are electrically connected and weld with the linkage section 211.It is arranged at intervals with two in the outer chamber wall of the accommodating cavity 11 of the shell 10
Fixed column (not shown) draws and offers two mounting hole (not shown) being adapted to the fixed column, the extraction in section 213
Section 213 is connected by mounting hole with the cooperation of fixed column with the shell 10.The guide section 212 is towards the accommodating cavity 11
Bottom of chamber tilts, after solder fusing, can not only guide the insulating part 22 slide to the linkage section 211 and plumb joint 311 it
Between, guide section 212 can also be made while linkage section 211 being driven to be moved towards away from the direction of plumb joint 311, to be conducive to weld
First 311 with the separation of linkage section 211.Further improve the reliability of the work of tripping mechanism 100.
The tripping mechanism 100 further includes positioned at 21 side of the conduct piece and being fixed on turning for 11 bottom of chamber of the accommodating cavity
Axis 24.
Referring to Fig. 5, the insulating part 22 includes the first end 221 and the connection bullet for being pivotally connected the shaft 24
The second end 222 of property part 23, the second end 222 abut the conduct piece 21 when the solder does not melt.The insulating part
22 first end 221 offers the pivoting hole 223 for connecting the shaft 24, and the insulating part 22 can pass through the pivoting hole
223 rotate around the shaft 24, so as to be electrically isolated linkage section 211 and connection electrode 31.
The tripping mechanism 100 further includes being set to the bottom of chamber of the accommodating cavity 11 and for slidably supporting the second end
222 and arc-shaped arrangement bar shaped protrusion 1122, the bar shaped protrusion 1122 and the shaft 24 are located at the conduct piece
21 both sides.The surface of the insulating part 22 towards the bar shaped protrusion 1122 is offered for guiding the insulating part 22 in institute
The sliding slot (figure is not drawn) slided on bar shaped protrusion 1122 is stated, the shape of the sliding slot and the shape of the bar shaped protrusion 1122 are mutually fitted
Match.By the cooperation of the bar shaped protrusion 1122 and the sliding slot, keep the sliding in the accommodating cavity 11 of the insulating part 22 flat
It can be electrically isolated surely and accurately the connection electrode 31 and conduct piece 21, improve the reliability of the work of tripping mechanism 100.
Referring to Fig. 5, being further opened with the card slot 224 for the elastic component 23 clamping, the card slot on the insulating part 22
224 are located at the both side surface of the insulating part 22 with the sliding slot.
Referring to Fig. 6, the rotation hole 233 for being pivotally connected the shaft 24 is offered on the elastic component 23, it is described
One end of elastic component 23 is fixed in the cavity wall of the accommodating cavity 11, and the other end of the elastic component 23 is arranged in the card slot
In 224.The card slot 224 is arranged along the radial direction of the insulating part 22 and is connected to the pivoting hole 223 of the insulating part 22.
One side in the present embodiment, the elastic component 23 are torsional spring, and the torsional spring can be around described by the rotation hole 233 at center
Shaft 24 rotates.
Referring to Fig. 3, offering the fixing groove 14 that cross section is L-type in the cavity wall of the accommodating cavity 11.The torsional spring
Short end 231 is radially fixed in the fixing groove 14, and the long end 232 of the torsional spring is fixed in the card slot 224.In insulating part
Under 22 compression, torsional spring can be made, which not melted in solder, to be made to be in energy storage state.
The advantages that tripping mechanism 100 provided by the invention has simple in structure, is swift in motion, and reliability is high, and stability is good.
It can prevent tripping mechanism 100 from failing, being failure to actuate or slow movement, cause reliability low, and electrical system is caused to damage.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. a kind of tripping mechanism draws connection electrode for disconnection or electricity, it is characterised in that：The tripping mechanism includes having absolutely
The insulating part of edge and the conduct piece of connection electrode electric connection and the electricity extraction connection electrode melt simultaneously after being heated
It is electrically connected the solder of the connection electrode and the conduct piece when it is not melted and is connected to one end of the insulating part
And driven after the melt solder insulation division of the insulating part slide between the connection electrode and the conduct piece with
The elastic component of the electric connection between the connection electrode and the conduct piece is disconnected, the elastic component does not melt in the solder
When be in energy storage state.
2. tripping mechanism as described in claim 1, it is characterised in that：The tripping mechanism further includes the shell with an accommodating cavity
Body, the solder, the insulating part and the elastic component are located in the accommodating cavity.
3. tripping mechanism as claimed in claim 2, it is characterised in that：The conduct piece includes electrically connecting with the connection electrode
The linkage section that connects is fixed on extraction section and the connection company that the outer chamber wall of the accommodating cavity draws the connection electrode with electricity
Section is connect with the extraction section and for guiding the insulation board to slide into the connection electrode and the company in the melt solder
Connect the guide section between section.
4. tripping mechanism as claimed in claim 2, it is characterised in that：The tripping mechanism further includes being located at the conduct piece one
Side and the shaft for being fixed on the accommodating cavity bottom of chamber；The insulating part includes first end and the connection for being pivotally connected the shaft
The second end of the elastic component, the second end abut the conduct piece when the solder does not melt.
5. tripping mechanism as claimed in claim 4, it is characterised in that：The tripping mechanism further includes being set to the accommodating cavity
Bottom of chamber and for slidably supporting the bar shaped protrusion of the second end and arc-shaped arrangement, the bar shaped protrusion and the shaft point
Not Wei Yu the conduct piece both sides.
6. tripping mechanism as claimed in claim 5, it is characterised in that：It opens on the surface of the insulating part towards the bar shaped protrusion
Equipped with for guiding the insulating part in the sliding slot slided on the bar shaped protrusion, the shape of the sliding slot and the bar shaped protrusion
Shape be adapted.
7. tripping mechanism as claimed in claim 6, it is characterised in that：It is further opened on the insulating part for the elastic component card
The card slot connect, the card slot are located at the both side surface of the insulating part with the sliding slot.
8. tripping mechanism as claimed in claim 7, it is characterised in that：It is offered on the elastic component described for being pivotally connected
One end of the rotation hole of shaft, the elastic component is fixed in the cavity wall of the accommodating cavity, and the other end card of the elastic component is set
In in the card slot.
9. the tripping mechanism as described in claim 1-8 any one, it is characterised in that：The fusing point of the solder is less than 200 degree.
10. a kind of surge protection device, it is characterised in that including：Tripping mechanism as described in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402341.XA CN108666181B (en) | 2018-04-28 | 2018-04-28 | Tripping mechanism and surge protection device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810402341.XA CN108666181B (en) | 2018-04-28 | 2018-04-28 | Tripping mechanism and surge protection device with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108666181A true CN108666181A (en) | 2018-10-16 |
| CN108666181B CN108666181B (en) | 2024-03-15 |
Family
ID=63781488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810402341.XA Active CN108666181B (en) | 2018-04-28 | 2018-04-28 | Tripping mechanism and surge protection device with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108666181B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202282310U (en) * | 2011-11-07 | 2012-06-20 | 施耐德电器工业公司 | Tripping mechanism of surge protection device and surge protection device |
| CN103580019A (en) * | 2012-08-09 | 2014-02-12 | 菲尼克斯亚太电气（南京）有限公司 | Surge protection device for circuit board |
| CN203553884U (en) * | 2013-10-16 | 2014-04-16 | 广州市意普孚电子科技有限公司 | A voltage limiting type current surge safety device |
| CN105448611A (en) * | 2015-12-31 | 2016-03-30 | 德力西电气有限公司 | Thermal separation mechanism and surge protection device |
| CN107039960A (en) * | 2016-02-03 | 2017-08-11 | 广西南宁百兰斯科技开发有限公司 | One kind masking insulated type surge protection device |
| CN107800126A (en) * | 2016-09-07 | 2018-03-13 | 深圳康普盾科技股份有限公司 | Power source surge protector thermal tripping arc-control device and its method |
| CN208157340U (en) * | 2018-04-28 | 2018-11-27 | 深圳市海鹏信电子股份有限公司 | A kind of tripping mechanism and the surge protection device with it |
-
2018
- 2018-04-28 CN CN201810402341.XA patent/CN108666181B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202282310U (en) * | 2011-11-07 | 2012-06-20 | 施耐德电器工业公司 | Tripping mechanism of surge protection device and surge protection device |
| CN103580019A (en) * | 2012-08-09 | 2014-02-12 | 菲尼克斯亚太电气（南京）有限公司 | Surge protection device for circuit board |
| CN203553884U (en) * | 2013-10-16 | 2014-04-16 | 广州市意普孚电子科技有限公司 | A voltage limiting type current surge safety device |
| CN105448611A (en) * | 2015-12-31 | 2016-03-30 | 德力西电气有限公司 | Thermal separation mechanism and surge protection device |
| CN107039960A (en) * | 2016-02-03 | 2017-08-11 | 广西南宁百兰斯科技开发有限公司 | One kind masking insulated type surge protection device |
| CN107800126A (en) * | 2016-09-07 | 2018-03-13 | 深圳康普盾科技股份有限公司 | Power source surge protector thermal tripping arc-control device and its method |
| CN208157340U (en) * | 2018-04-28 | 2018-11-27 | 深圳市海鹏信电子股份有限公司 | A kind of tripping mechanism and the surge protection device with it |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108666181B (en) | 2024-03-15 |
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