CN105390869B - The plug locking system of surge protector - Google Patents
The plug locking system of surge protector Download PDFInfo
- Publication number
- CN105390869B CN105390869B CN201510946984.7A CN201510946984A CN105390869B CN 105390869 B CN105390869 B CN 105390869B CN 201510946984 A CN201510946984 A CN 201510946984A CN 105390869 B CN105390869 B CN 105390869B
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- China
- Prior art keywords
- snap
- gauge
- plug
- grab
- module
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
Present invention discloses a kind of plug locking systems of surge protector, and the plug-in module of surge protector is locked on pedestal, which includes snap-gauge, elastic component and card slot.Snap-gauge is mounted on the shell of plug-in module, and the bottom end of snap-gauge has grab.Elastic component is mounted between snap-gauge and the shell of plug-in module, and elastic component applies elastic force to snap-gauge and snap-gauge is had from the outward trend of the shell of plug-in module.Card slot is located on the shell of pedestal.Grab is embedded in card slot, and the elastic component acts on snap-gauge and grab is locked in card slot, and plug-in module is locked on pedestal, and grab is exited from card slot, the latch-release of plug-in module and pedestal.The plug locking system of surge protector of the invention provides elastic force using elastic component for snap-gauge; it avoids using snap-gauge self-deformation bring elastic force; the elastic force that elastic component provides is more stable, and snap-gauge does not need to be chronically at the service life that deformed state also contributes to being promoted snap-gauge.
Description
Technical field
The present invention relates to Low Voltage Electrical Apparatus, more specifically to the plug locking system of pluggable surge protector.
Background technique
In order to install with it is easy to maintain, surge protector is designed to plug type more and more, generally comprises bottom
Seat and plug-in module.Comprising element for overvoltage protection, such as switching mode, pincers die mould component etc. in plug-in module, one
As further include indicating fault, remote signalling actuating mechanism etc..Pedestal generally forms concave body, for accommodating plug-in module, one in pedestal
As include the fastener for electrical connection module and the terminal for connecting wire.It is protected in plug-in module containing main overvoltage
Protection element, pedestal mainly undertakes the effect for accommodating module and electrical connection module and outer lead, therefore is replacing or safeguarding plug
Electric connection terminal or other charging members may not necessarily be contacted when module and directly remove plug-in module replacement.
Most plug type surge protectors is not provided with locking device between plug-in module and pedestal, pedestal and inserts
Fixation between draft block relies primarily on pin (being located on plug-in module) and elastic piece (being located in pedestal) in electric loop
Between chucking power realize.This fixed form very built on the sand, in transport, vibration operating condition and when heavy current impact,
Only the resilient clamping force by pin and elastic piece is likely to cause plug-in module and falls off from pedestal, this will lead to product and causes not
Necessary trouble can not play due protective effect, to cause life and property loss.
Partial plug type surge protector also provides additional fixed structure between plug-in module and pedestal.Example
As Chinese patent application CN101490916 disclose it is a kind of for overvoltage protection can plug device assembly, including one
The lower component of the U-shaped of a base type, for receiving at least one connector module, which receives overvoltage protection element,
It is provided with the stop mechanism acted between connector module and the lower component of base type, two in connector module of stop mechanism
It include the retainer lug constituted on the hinge movable joint under pre-tightening on opposite end side, retainer lug is respectively embedded in one
In the locking groove attached on connector module, wherein can be by the hinge movable joint that is applied on the end side of connector module
Pressure and cancel stop connection.By the present invention, corresponding hinge movable joint be in the top side of connector module and corresponding end side it
Between transitional region in, wherein hinge movable joint be transitioned into towards base type lower component orientation operating surface.Below operating surface
End on constitute the retainer lug of hook-type, motion-stopping surface and operating surface form the angle less than 90 °.The U-shaped of last lower component
Leg is respectively provided with the locking groove of the undercutting of a hook-type, which is substantially complementally constituted with retainer lug.
In the revealed scheme of CN101490916, the locking power of the retainer lug of hook-type mainly from material itself
Elastic force, i.e. material itself are under deformed state always to provide elastic force and carry out locking.The defect of this scheme be due to by
The elastic force that material itself provides weakens with the aging of material, and the material master used on surge protector shell at present
If plastic part, elasticity significantly weakens after plastic part aging, is also easy to the case where being broken, therefore the use longevity of the program
Still there are certain defects for life and safety in utilization.
Summary of the invention
The present invention is directed to propose a kind of plug locking system of surge protector, provides elastic force by independent elastic component.
An embodiment according to the present invention proposes a kind of plug locking system of surge protector, by surge protector
Plug-in module is locked on pedestal, which includes snap-gauge, elastic component and card slot.Snap-gauge is mounted on plug-in module
On shell, the bottom end of snap-gauge has grab.Elastic component is mounted between snap-gauge and the shell of plug-in module, and elastic component is applied to snap-gauge
Add elastic force that snap-gauge is had from the outward trend of the shell of plug-in module.Card slot is located on the shell of pedestal.Grab
Be embedded in card slot, the elastic component acts on snap-gauge and grab is locked in card slot, and plug-in module is locked on pedestal, grab from
It is exited in card slot, the latch-release of plug-in module and pedestal.
In one embodiment, snap-gauge is rotatably installed on the shell of plug-in module by shaft, and plug-in module is outer
There is limited block on the top of corresponding snap-gauge and the position of bottom end on shell.
In one embodiment, the bottom end of snap-gauge extends downward into the position lower than base top, and grab can arrive at simultaneously
It is embedded in card slot.
In one embodiment, the middle part of snap-gauge is lever piece, and elastic component acts on the inside of lever piece, makees the outside of section
With tread plate.
In one embodiment, elastic component is spring.
In one embodiment, the top surface of grab is locking surface, locking surface and the perpendicular angle of snap-gauge, and the bottom surface of grab is
Guide surface, guide surface are inclined-planes.
In one embodiment, plug-in module is downwardly into pedestal, and the shell of pedestal acts on snap-gauge, snap-gauge compressing elasticity
Part is shunk, and the guide surface guidance grab of grab enters in card slot, and elastic component restores, and grab is locked at card slot by the locking surface of grab
In.
In one embodiment, it exerts a force to the lever piece of snap-gauge, snap-gauge is oppressed elastic component and shunk, and grab is exited from card slot
It unlocks, plug-in module is separated with pedestal.
The plug locking system of surge protector of the invention provides elastic force using elastic component for snap-gauge, avoids using card
Plate self-deformation bring elastic force, the elastic force that elastic component provides is more stable, and snap-gauge does not need to be chronically at deformed state
Also contribute to being promoted the service life of snap-gauge.
Detailed description of the invention
The above and other feature of the present invention, property and advantage will pass through description with reference to the accompanying drawings and examples
And become apparent, identical appended drawing reference always shows identical feature in the accompanying drawings, in which:
The structure chart of the plug locking system of Fig. 1 embodiment according to the present invention.
Fig. 2 discloses the structure chart of the plug-in module of the surge protector equipped with plug locking system of the invention.
Fig. 3 discloses the structure chart of the surge protector equipped with plug locking system of the invention.
Specific embodiment
With reference to shown in FIG. 1 to FIG. 3, the plug locking system of the surge protector of an embodiment according to the present invention is disclosed
Structure chart.Wherein Fig. 1 discloses the structure of the plug locking system, and Fig. 2 discloses the surge equipped with the plug locking system
The structure chart of the plug-in module of protector, Fig. 3 disclose the structure chart of the surge protector equipped with the plug locking system.Such as figure
Shown, the plug locking system of the surge protector is used to the plug-in module 101 of surge protector being locked in pedestal 102,
The plug locking system includes: snap-gauge 203, elastic component 202 and card slot 205.Snap-gauge 203 is mounted on the shell of plug-in module 101
On 201.The shell 201 of plug-in module 101 has a frame 204, as shown in Figure 1, the bottom of frame 204 extends, there are two pins
206.The size of frame 204 matches with the concave indentation on pedestal 102, and thus plug-in module 101 is inserted into pedestal 102
On concave indentation in.Refering to what is shown in Fig. 2, snap-gauge 203 can substantially be divided into three sections: being pacified by shaft 231 on the top of snap-gauge 203
On frame 204, snap-gauge 203 231 is rotated around the shaft.The bottom end of snap-gauge has grab 234, grab 234 and card
Slot 205 cooperates.The middle part of snap-gauge 203 is lever piece.Elastic component 202 be mounted on snap-gauge 203 and plug-in module shell 201 it
Between, more specifically, one end of elastic component 202 is mounted on the lateral wall of frame 204, and the other end of elastic component 202 is fixed on
The inside of the lever piece of snap-gauge 203.As shown in Fig. 2, distinguishing in the inside of the lever piece of the lateral wall and snap-gauge 203 of frame 204
With the slot 241 and 233 for installing elastic component 202, (slot on frame 204 is 241,233) slot on snap-gauge 203 is.One
In a embodiment, elastic component 202 is spring.Elastic component 202 applies elastic force to snap-gauge 203 and snap-gauge 203 is had from plug
The outward trend of shell 201 of module.On the shell 201 of plug-in module, more particularly on frame 204,
The top of corresponding snap-gauge 203 and the position of bottom end have limited block, including upper limit block 242 and bottom limited block 243.Due to
Snap-gauge 203 231 can rotate around the shaft, in order to limit the slewing area of snap-gauge 203, use limited block, 242 He of upper limit block
Bottom limited block 243 limits snap-gauge 203 and rotates in a certain range.Grab 234 is located at the bottom end of snap-gauge 203, and grab 234 is big
Cause forms up-side down triangle.The top surface 235 of grab 234 is locking surface, and in the illustrated embodiment, locking surface 235 is in snap-gauge 203
Vertical angle, generally snap-gauge 203 is vertically oriented and locking surface 235 is horizontally oriented.The bottom surface 236 of grab 234 is guidance
Face, guide surface 236 are inclined-planes.Card slot 205 is located on the shell of pedestal 102.Card slot 205 is located in the concave indentation of pedestal 102,
On the side wall of concave indentation and be proximate to pedestal 102 top position.The shape of card slot 205 is also up-side down triangle, with
The shape of grab 234 matches.The top surface of card slot 205 is plane, and bottom surface is inclined-plane.Refering to what is shown in Fig. 3, from size, card
The length of plate 203 should enable the bottom end of snap-gauge 203 to extend downward into the position lower than 102 top of pedestal, so that card
Hook 234 can arrive at and be embedded in card slot 205.Meanwhile the lever piece at 203 middle part of snap-gauge should not be by any blocking, in order to right
Lever piece is operated.
The surge protector plug locking system use process is as follows:
During plug-in module 101 is inserted into and is locked in pedestal 102.Plug-in module 101 is downwardly into pedestal 102
In concave indentation.The grab 234 of 203 bottom end of snap-gauge is contacted with the shell of pedestal 102, in the effect of the guide surface 236 of grab 234
Under, the shell of pedestal compressing snap-gauge 203 rotates clockwise snap-gauge 203 231 around the shaft, snap-gauge 203 rotate after to contract,
Elastic component 202 is oppressed simultaneously, so under the action of guide surface 236, grab 234 can pass through the shell of pedestal 102
Top area.Then grab 234 can enter in card slot 205.After grab 234 enters card slot 205, snap-gauge 203 is no longer received
Compressing, elastic component 202 restore, and snap-gauge 203 is pushed to rotate counterclockwise, so that grab 234 is embedded into card slot 205 outward.This
When, the locking surface 235 on grab 234 is engaged with the top surface of card slot 205, so that grab 234 is locked in card slot 205.Due to bullet
Property part 202 be capable of providing lasting elastic force outward, grab 234 and being engaged for card slot 205 are stablized, thus by plug-in module
101 are steadily locked in pedestal 102.
When needing to contact locking, applies external force to the lever piece of snap-gauge 203, snap-gauge 203 is inwardly pushed away.In the reality of diagram
It applies in example, there is tread plate 232 in the outside of the lever piece of snap-gauge 203, tread plate 232 can play anti-skidding effect.Outside
Under the action of power, snap-gauge 203 231 rotates clockwise and to contract around the shaft, while oppressing elastic component 202.Snap-gauge 203 rotates
Afterwards, grab 234 is exited from card slot 205 and is unlocked.Plug-in module 101 is extracted upwards, so that plug-in module 101 and pedestal
102 separation.After removing external force, under the action of elastic component 202, snap-gauge 203 is again restored to initial state.
During use, snap-gauge 203 enters grab 234 to plug locking system of the invention
Or card slot 205 is exited, deformation occurs substantially for itself, therefore the higher material production of intensity can be used, to increase snap-gauge
203 service life.The bite force of grab and grab from independent elastic component 202, independent elastic component be capable of providing compared with
Big elastic force and also there is longer service life, therefore the plug locking system has bigger elastic force, can make
It must lock and more consolidate, while also there is better service life.
The plug locking system of surge protector of the invention provides elastic force using elastic component for snap-gauge, avoids using card
Plate self-deformation bring elastic force, the elastic force that elastic component provides is more stable, and snap-gauge does not need to be chronically at deformed state
Also contribute to being promoted the service life of snap-gauge.
Above-described embodiment, which is available to, to be familiar with person in the art to realize or use the present invention, and is familiar with this field
Personnel can make various modifications or variation, thus this to above-described embodiment without departing from the present invention in the case of the inventive idea
The protection scope of invention is not limited by above-described embodiment, and should meet inventive features that claims are mentioned most
On a large scale.
Claims (6)
1. a kind of plug locking system of surge protector, the plug-in module of surge protector is locked on pedestal, feature
It is, which includes:
Snap-gauge, snap-gauge are mounted on the shell of plug-in module, and the bottom end of snap-gauge has grab, and snap-gauge is rotatably installed in by shaft
On the shell of plug-in module；
Elastic component is mounted between snap-gauge and the shell of plug-in module, and elastic component applies elastic force to snap-gauge and snap-gauge is had
There is the slot of installation elastic component from the outward trend of the shell of plug-in module, the shell and snap-gauge；
Upper limit block and bottom limited block, are arranged on the shell of plug-in module, and upper limit block corresponds to the top of snap-gauge, bottom
Portion's limited block corresponds to the bottom end of snap-gauge, the slewing area of upper limit block and bottom limited block limitation snap-gauge；
Card slot, card slot are located on the shell of pedestal；
Grab is embedded in card slot, and the elastic component acts on snap-gauge and grab is locked in card slot, and plug-in module is locked in pedestal
On, grab is exited from card slot, the latch-release of plug-in module and pedestal；
The top surface of the grab is locking surface, and the locking surface and the perpendicular angle of snap-gauge, the bottom surface of the grab is guide surface,
The guide surface is inclined-plane, and plug-in module is downwardly into pedestal, and the shell of pedestal acts on snap-gauge, and snap-gauge is oppressed elastic component and received
The guide surface guidance grab of contracting, grab enters in card slot, and elastic component restores, and grab is locked in card slot by the locking surface of grab；
Wherein, during plug-in module is inserted into and is locked in pedestal, plug-in module is downwardly into the concave indentation of pedestal,
The grab of snap-gauge bottom end is contacted with the shell of pedestal, and under the action of the guide surface of grab, the shell compressing snap-gauge of pedestal makes
Snap-gauge rotates clockwise around the shaft, to contract after snap-gauge rotation, while oppressing elastic component, under the action of guide surface, grab
By the top area of the shell of pedestal, then grab is entered in card slot, and after grab enters card slot, snap-gauge is no longer influenced by pressure
Compel, elastic component restores, push snap-gauge outside, that is, rotate counterclockwise so that grab is embedded into card slot, the locking surface on grab with
The top surface of card slot is engaged, so that grab is locked in card slot；
When unlocking, applies external force to the lever piece of snap-gauge, snap-gauge is inwardly pushed away, under the effect of external force, snap-gauge rotates
Axis rotates clockwise and to contract, while oppressing elastic component, and after snap-gauge rotation, grab is exited from card slot and unlocked, to
Upper extraction plug-in module, so that plug-in module is separated with pedestal, after removing external force, under the action of the elastic member, snap-gauge is again
It is restored to initial state.
2. the plug locking system of surge protector as described in claim 1, which is characterized in that on the shell of plug-in module
The top of corresponding snap-gauge and the position of bottom end have limited block.
3. the plug locking system of surge protector as described in claim 1, which is characterized in that the bottom end of the snap-gauge is downward
The position of base top is extended below, grab can arrive at and be embedded in card slot.
4. the plug locking system of surge protector as claimed in claim 3, which is characterized in that the middle part of the snap-gauge is behaviour
Make section, the elastic component acts on the inside of lever piece, and the outside of the lever piece has tread plate.
5. the plug locking system of surge protector as described in claim 1, which is characterized in that the elastic component is spring.
6. the plug locking system of surge protector as described in claim 1, which is characterized in that applied to the lever piece of snap-gauge
Power, snap-gauge are oppressed elastic component and are shunk, and grab is exited from card slot and unlocked, and plug-in module is separated with pedestal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510946984.7A CN105390869B (en) | 2015-12-16 | 2015-12-16 | The plug locking system of surge protector |
| PCT/CN2016/108827 WO2017101718A1 (en) | 2015-12-16 | 2016-12-07 | Plug locking device of a surge protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510946984.7A CN105390869B (en) | 2015-12-16 | 2015-12-16 | The plug locking system of surge protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105390869A CN105390869A (en) | 2016-03-09 |
| CN105390869B true CN105390869B (en) | 2019-03-01 |
Family
ID=55422855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510946984.7A Active CN105390869B (en) | 2015-12-16 | 2015-12-16 | The plug locking system of surge protector |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105390869B (en) |
| WO (1) | WO2017101718A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105390869B (en) * | 2015-12-16 | 2019-03-01 | 上海电科电器科技有限公司 | The plug locking system of surge protector |
| CN109904729A (en) * | 2017-12-08 | 2019-06-18 | 四川中光防雷科技股份有限公司 | A kind of connecting element for overvoltage protection |
| CN109930348A (en) * | 2019-03-14 | 2019-06-25 | 青岛海尔洗衣机有限公司 | Crossbeam, clothing jittering device and laundry care appliance for clothing jittering device |
| CN111703795B (en) * | 2020-06-01 | 2021-10-22 | 中国电子科技集团公司第三十八研究所 | Material taking device of four-direction vehicle and four-direction vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202474784U (en) * | 2012-01-31 | 2012-10-03 | 常州市创捷防雷电子有限公司 | Surge protector |
| CN202977882U (en) * | 2012-11-26 | 2013-06-05 | 罗晓峰 | Anti-falling-off socket and plug for electric motorcycle |
| CN203950989U (en) * | 2014-06-04 | 2014-11-19 | 凌卡 | A kind of fast hitch mechanism |
| CN204216309U (en) * | 2014-11-04 | 2015-03-18 | 浙江中杭电子有限公司 | A kind of micro-rectangle locks electric connector soon |
| CN205282770U (en) * | 2015-12-16 | 2016-06-01 | 上海电科电器科技有限公司 | Surge protector's plug locking means |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4990099A (en) * | 1989-09-18 | 1991-02-05 | High Voltage Engineering Corp. | Keyed electrical connector with main and auxiliary electrical contacts |
| CN2821915Y (en) * | 2005-05-09 | 2006-09-27 | 连展科技（深圳）有限公司 | Connector |
| CN101552393A (en) * | 2009-05-14 | 2009-10-07 | 宜鼎国际股份有限公司 | SATA data connection device capable of increasing confidence |
| US8303326B1 (en) * | 2011-07-24 | 2012-11-06 | Hon Hai Precision Ind. Co., Ltd. | Cable connector assembly with locking members with spring-actuated plungers |
| CN105390869B (en) * | 2015-12-16 | 2019-03-01 | 上海电科电器科技有限公司 | The plug locking system of surge protector |
-
2015
- 2015-12-16 CN CN201510946984.7A patent/CN105390869B/en active Active
-
2016
- 2016-12-07 WO PCT/CN2016/108827 patent/WO2017101718A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202474784U (en) * | 2012-01-31 | 2012-10-03 | 常州市创捷防雷电子有限公司 | Surge protector |
| CN202977882U (en) * | 2012-11-26 | 2013-06-05 | 罗晓峰 | Anti-falling-off socket and plug for electric motorcycle |
| CN203950989U (en) * | 2014-06-04 | 2014-11-19 | 凌卡 | A kind of fast hitch mechanism |
| CN204216309U (en) * | 2014-11-04 | 2015-03-18 | 浙江中杭电子有限公司 | A kind of micro-rectangle locks electric connector soon |
| CN205282770U (en) * | 2015-12-16 | 2016-06-01 | 上海电科电器科技有限公司 | Surge protector's plug locking means |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017101718A1 (en) | 2017-06-22 |
| CN105390869A (en) | 2016-03-09 |
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