CN105591445A - Electric car direct current charging gun capable of detecting hook head abrasion of safety hook - Google Patents
Electric car direct current charging gun capable of detecting hook head abrasion of safety hook Download PDFInfo
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- CN105591445A CN105591445A CN201610147188.1A CN201610147188A CN105591445A CN 105591445 A CN105591445 A CN 105591445A CN 201610147188 A CN201610147188 A CN 201610147188A CN 105591445 A CN105591445 A CN 105591445A
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- auxiliary catch
- charging
- gib head
- button
- spring
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
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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
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an electric car direct current charging gun capable of detecting hook head abrasion of a safety hook. A button is arranged at the rear ends of left and right gun shells. A button push rod is arranged in front of the button. The button is also provided with a button spring hole used for fixing the rear end part of a second spring. A button push rod hook head is arranged at the left side of the front end part of the button push rod. A main safety hook pin shaft is arranged at the middle part of a main safety hook. A main safety hook fastening hook head is arranged at the rear end part of the main safety hook. The main safety hook fastening hook head and the push rod hook head are cooperatively buckled in a charging gun cavity. A pushing pin shaft is arranged at the rear end part of the main safety hook and arranged above the main safety hook fastening hook head. The pushing pin shaft is arranged in front of a top block of the button push rod. The contact surface of the front end of the top block of the button push rod and the pushing pin shaft is an inclined surface. If the hook head of the safety hook wears to a certain extent, the abrasion condition can be detected through the button state. The safety and reliability can be improved, and the electric car direct current charging gun of the invention has the good application prospect.
Description
Technical field
The present invention relates to a kind of electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head, belong to charging electric vehicle technical field.
Background technology
In recent years, China's development of automobile industry is rapid, and domestic automobile recoverable amount is and increases progressively trend. The automobile pollution of estimating 2015 will reach 1.5 hundred million, and the automobile pollution of the year two thousand twenty China will reach more than 200,000,000 especially. But, because traditional automobile can produce the pernicious gases such as a large amount of hydrocarbons, hydronitrogen, carbon monoxide, sulfur dioxide in the process of moving, human health and environment are had a significant impact. In addition, traditional automobile primary will adopt fuel engines, discharges a large amount of greenhouse gases, affects global climate change. The power technology of existing Vehicular internal combustion engine improves in a kind of gradual state, makes slow progress, can not response environment, the challenge of energy resource system, and automobile industry is a revolutionary technological change urgently. Development new-energy automobile has very important significance to solving the energy and environmental system problem and improving national integration capability, is the key point that solves the global problems such as energy shortage, environmental pollution, climate warming.
New-energy automobile refers to and uses unconventional vehicle fuel to be used as the automobile of power source, comprises pure electric automobile, mixed power electric car, FC-EV, other new forms of energy (accumulator as efficient in ultracapacitor, flywheel etc.) automobile etc. Pure electric automobile is because power resources are convenient, technology is easy to the universal application rapidly that obtained at home and abroad. By the end of the year 2014, China's electric automobile output approximately reaches 12.5 ten thousand; The total volume of production and marketing of 2015 China's new-energy automobile in the end of the year reaches 350,000.
Electric automobile, taking electric power as unique power resources, can charge after must being connected with charging pile by charging inlet. The Main Function of charging inlet is to set up physical connection between electric automobile and charging pile, and direct-current charging post also needs to establish a communications link by interface and power cell of vehicle group management system simultaneously. Although domestic electric automobile sales volume has had and has increased rapidly, by the end of the year 2014 the built electrical changing station that fills only have approximately 3.09 ten thousand of 778, charging pile. Taking a fairly large number of Beijing of electrically-charging equipment and Shenzhen as example: by the end of in by the end of May, 2015, the charging pile accumulated quantity that Beijing builds up is about 8300, wherein 3676 of public special charging stakes, 2000 of social public charging piles, 2600 of private personal charging piles. And according to statistics by the end of in by the end of July, 2015 Beijing's new-energy automobile accumulative total quantity of registering the license be 1.62 ten thousand, knee ratio is about 2: 1, this differs greatly with desirable 1:1 knee ratio. 81 of the built quick charge stations in Shenzhen, approximately 3000 of charging piles at a slow speed for private car, knee is than the charging demand that cannot meet equally electric automobile user.
Effectively whether electric automobile user pays close attention to by physical connection that interface is built whether have versatility, and whether whether safety, reliable, and the communication connection of building has uniformity,, stablize. The insufficient of the not enough and charging safety and stablization of electrically-charging equipment caused electric automobile user to have the inconvenient difficulty that even cannot charge of charging, greatly reduces its service experience quality, becomes the bottleneck that electric automobile is promoted rapidly.
Due to the early stage of development, each standard does not have unified and charging security and hommization setting is not had to detailed regulation (" GBT20234.1-2011 electric automobile conduction chargeable connection device "), after in former capital's mark, DC charging rifle inserts, if start charging gun button, can charged charging gun be extracted, this has larger danger, and has randomness.
For further improving security, be convenient to promote, within 2016, implement new national standard " electric automobile conduction chargeable connection device " (GB/T20234-2015). Aspect security, new standard has increased the functions such as charging inlet monitoring temperature, electronic lock, insulating monitoring and leadage circuit, refinement DC charging car end interface safety prevention measure, clearly forbid the application of unsafe charge mode. New rule can effectively be avoided the accidents such as generation personnel electric shock, equipment burning, electric automobile and user's safety while ensureing charging. In addition new national standard requires charging gun in the time of charged state not extract, and the withdrawal force of charging gun need to be greater than 200N.
Under new national standard requires, original electric automobile DC charging rifle structure has had certain limitation, traditional electric automobile DC charging rifle utilizes lifting and fastening of mode control charging inlet gib head that button presses more, although, can reach functional requirement, but when after long-term use, charging inlet gib head may produce wearing and tearing, if wear extent is greater than to a certain degree, gib head is difficult to buckled recess, in certain effect power situation, can be pulled out, cannot reach the fixing effect of safety. And traditional electric automobile DC charging rifle, is difficult in real time this kind of state of wear be detected, and does not have prevention warning function.
For suitable new national standard requirement, how to design a kind of novel electric automobile DC charging rifle structure,, can ensure that charging gun button cannot be pressed in charging process, ensure normally carrying out of charging process, and can go out by charge button state-detection the state of wear of auxiliary catch gib head, to ensure that minimum withdrawal force is greater than, 200N, improving electric automobile DC charging rifle security reliability, is current urgent problem.
Summary of the invention
The present invention seeks to, in order to overcome existing charging electric vehicle rifle, to be difficult in real time charging inlet gib head state of wear be detected, cannot reach the fixing effect of safety, do not have the problem of prevention warning function. The electric automobile DC charging rifle of the detected auxiliary catch gib head wearing and tearing that the present invention improves, can make charging gun safe and reliable operation, if auxiliary catch gib head may wear to certain state, can detect by the state of button, improve security reliability, have a good application prospect.
In order to achieve the above object, the technical solution adopted in the present invention is:
A kind of electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head, comprise wiring harness interface, charging gun handle, charging inlet, main auxiliary catch, left rifle housing and right gun shell body, described wiring harness interface is positioned at the front side of charging gun handle, for fixedly mounting charging required high-voltage wiring harness and signal wire harness, described charging gun handle is hand-held for operating personnel, described charging inlet is positioned at the front end of charging gun, for plugging with charging socket, in described charging inlet, be provided with interface card slot, insert the angle of charging socket for locating charging inlet, described main auxiliary catch is positioned at the top of charging gun, and the leading section of described main auxiliary catch is provided with main auxiliary catch gib head, described main auxiliary catch gib head head direction down, fixing after plugging for charging inlet and charging socket, described left rifle housing and right gun shell body are positioned at charging gun handle, between charging inlet, and be symmetrical set the charging gun cavity that forms sealing, it is characterized in that: the rearward end of described left rifle housing and right gun shell body and the top that is positioned at charging gun handle are provided with sealing breach, in described sealing breach, be provided with button, the front end of described button is provided with thumb-button push rod, described button is also provided with button spring hole, the rearward end of described button spring hole for fixing the second spring, the leading section of described the second spring is provided with the second spring fixed axon, described the second spring fixed axon is positioned on left rifle housing, the left side of described thumb-button push rod leading section is provided with thumb-button push rod gib head, the gib head direction of described thumb-button push rod gib head down, the right side of described thumb-button push rod gib head is provided with thumb-button push rod jacking block, the middle part of described main auxiliary catch is provided with main auxiliary catch bearing pin, described main auxiliary catch can rotate along main auxiliary catch bearing pin, the rearward end of described main auxiliary catch is provided with main auxiliary catch and fastens gib head, the gib head that described main auxiliary catch fastens gib head is directed upwardly, the upper end of the first spring is fixed in the bottom that described main auxiliary catch fastens gib head by the first spring fixed axon, the bottom of described the first spring is fixed in the support platform of charging gun cavity, described main auxiliary catch fastens gib head and in charging gun cavity, coordinates buckle with thumb-button push rod gib head, the rearward end of described main auxiliary catch and be positioned at the top that main auxiliary catch fastens gib head and be provided with pushing tow bearing pin, described pushing tow bearing pin is positioned at the front end of thumb-button push rod jacking block, the contact-making surface of the front end of described thumb-button push rod jacking block and pushing tow bearing pin is inclined plane.
The aforesaid electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head, is characterized in that: described button, thumb-button push rod are integrated injection mo(u)lding.
The aforesaid electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head, is characterized in that: the rearward end of described main auxiliary catch, pushing tow bearing pin, main auxiliary catch fasten gib head and be integrated injection mo(u)lding.
The aforesaid electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head, is characterized in that: the external diameter of described the second spring is less than the internal diameter in button spring hole, and described the second spring is filled in button spring hole and location is fixed.
The aforesaid electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head, is characterized in that: the internal diameter of described the second spring is greater than the external diameter of the second spring fixed axon, the leading section of described the second spring is fixed by socket on the second spring fixed axon.
The aforesaid electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head, is characterized in that: the internal diameter of described the first spring is greater than the external diameter of the first spring fixed axon, the upper end of described the first spring is fixed by socket on the first spring fixed axon.
The aforesaid electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head, is characterized in that: described main auxiliary catch gib head is less than main auxiliary catch to the horizontal range of main auxiliary catch bearing pin and fastens the horizontal range of gib head to main auxiliary catch bearing pin.
The aforesaid electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head, is characterized in that: described main auxiliary catch adopts wear-resisting stainless steel material to make.
The invention has the beneficial effects as follows: the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head of the present invention, can make charging gun safe and reliable operation, after charging gun long-term work, if auxiliary catch gib head may wear to certain state, can detect by the state of button, to ensure that charging gun has minimum pulling-out force and is greater than 200N, reach the fixing effect of charging gun and charging socket safety, improve security reliability, have a good application prospect.
Brief description of the drawings
Fig. 1 is the external view of the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head of the present invention.
Fig. 2 is the left cutaway view of the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head of the present invention.
Fig. 3 is the right cutaway view of the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head of the present invention.
Fig. 4 is the fixing schematic diagram of the first spring of the present invention.
Detailed description of the invention
Below in conjunction with Figure of description, the present invention will be further described. Following examples are only for technical scheme of the present invention is more clearly described, and can not limit the scope of the invention with this.
As Fig. 1, shown in Fig. 2, the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head of the present invention, taking the direction at charging inlet 3 places as front, taking the direction at charging handle 2 places as after, taking the direction at main auxiliary catch 5 places as upper, taking the direction at wiring harness interface place as under, taking the direction at left rifle housing 6 places as left, taking the direction at right gun shell body 7 places as right, specifically comprise wiring harness interface 1, charging gun handle 2, charging inlet 3, main auxiliary catch 5, left rifle housing 6 and right gun shell body 7, described wiring harness interface 1 is positioned at the front side of charging gun handle 2, for fixedly mounting charging required high-voltage wiring harness and signal wire harness, described charging gun handle 2 is hand-held for operating personnel, described charging inlet 3 is positioned at the front end of charging gun, for plugging with charging socket, in described charging inlet 3, be provided with interface card slot 4, insert the angle of charging socket for locating charging inlet 3, described main auxiliary catch 5 is positioned at the top of charging gun, and the leading section of described main auxiliary catch 5 is provided with main auxiliary catch gib head 8,8 directions of described main auxiliary catch gib head down, fixing after plugging for charging inlet 3 and charging socket, described left rifle housing 6 and right gun shell body 7 between charging gun handle 2, charging inlet 3, and be symmetrical set form sealing charging gun cavity
As shown in Figure 3, the rearward end of described left rifle housing 6 and right gun shell body 7 and the top that is positioned at charging gun handle 2 are provided with sealing breach, in described sealing breach, be provided with button 14, the front end of described button 14 is provided with thumb-button push rod 16, described button 14 is also provided with button spring hole 21, described button spring hole 21 is for fixing the rearward end of the second spring 22, the leading section of described the second spring 22 is provided with the second spring fixed axon 23, described the second spring fixed axon 23 is positioned on left rifle housing 6, the left side of described thumb-button push rod 16 leading sections is provided with thumb-button push rod gib head 12, the gib head direction of described thumb-button push rod gib head 12 down, the right side of described thumb-button push rod gib head 12 is provided with thumb-button push rod jacking block 15, the middle part of described main auxiliary catch 5 is provided with main auxiliary catch bearing pin 9, described main auxiliary catch 5 can rotate along main auxiliary catch bearing pin 9, the rearward end of described main auxiliary catch 5 is provided with main auxiliary catch and fastens gib head 11, the gib head that described main auxiliary catch fastens gib head 11 is directed upwardly, as shown in Figure 4, the upper end of the first spring 19 is fixed in the bottom that described main auxiliary catch fastens gib head 11 by the first spring fixed axon 18, the bottom of described the first spring 19 is fixed in the support platform 20 of charging gun cavity, described main auxiliary catch fastens gib head 11 and in charging gun cavity, coordinates buckle with thumb-button push rod gib head 12, the rearward end of described main auxiliary catch 5 and be positioned at the top that main auxiliary catch fastens gib head 11 and be provided with pushing tow bearing pin 10, described pushing tow bearing pin 10 is positioned at the front end of thumb-button push rod jacking block 15, the contact-making surface of the front end of described thumb-button push rod jacking block 15 and pushing tow bearing pin 10 is inclined plane, when described button 14 is pressed, thumb-button push rod jacking block 15 is pushed ahead with pushing tow bearing pin 10 and is contacted, while continuing to advance, the inclined-plane of thumb-button push rod jacking block 15 produces lower thrust to pushing tow bearing pin 10, pushing tow bearing pin 10 is moved downwards, main auxiliary catch 5 clockwise rotates around main auxiliary catch bearing pin 9, main auxiliary catch gib head 8 lifts, realizing charging inlet 3 fixes with the solution of charging socket.
Described button 14, thumb-button push rod 16 are integrated injection mo(u)lding, and the rearward end of main auxiliary catch 5, pushing tow bearing pin 10, main auxiliary catch fasten gib head 11 and be integrated injection mo(u)lding.
The external diameter of described the second spring 22 is less than the internal diameter in button spring hole 21, and described the second spring 22 is filled in button spring hole 12 and location is fixed; The internal diameter of described the second spring 22 is greater than the external diameter of the second spring fixed axon 23, and the leading section of described the second spring 22 is fixed by socket on the second spring fixed axon 23; The internal diameter of described the first spring 19 is greater than the external diameter of the first spring fixed axon 18, and the upper end of described the first spring 19 is fixed by socket on the first spring fixed axon 18.
Described main auxiliary catch gib head 8 is less than main auxiliary catch to the horizontal range of main auxiliary catch bearing pin 9 and fastens the horizontal range of gib head 11 to main auxiliary catch bearing pin 9.
Described main auxiliary catch 5 adopts wear-resisting stainless steel material to make, and also can select wear-resisting and corrosion resistant metal or nonmetallic materials.
The electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head of the present invention, specific works principle is as follows:
When original state, in charging gun, main auxiliary catch 5 is in level, and main auxiliary catch fastening gib head 11 is with thumb-button push rod gib head 12 in buckling state, and the first spring 19 is in natural compressive state; The second spring 22 is in compressive state.
In the time that charging gun inserts charging socket, first main auxiliary catch gib head 8 can be upwards backed down on the top of charging socket socket, main auxiliary catch 5 is along clockwise rotating around main auxiliary catch bearing pin 9, now, the first spring 19 is in compressive state, main auxiliary catch fastens gib head 11 and moves downward, reach after certain distance, separate with thumb-button push rod gib head 12, the elastic force of the second spring 22 of compressive state is rearward pushed thumb-button push rod 16 open, until reach the flexible state of nature, we know, charging socket plugs together position and has a groove coordinating with main auxiliary catch gib head 8, in the time that insertion is proceeded to reach to groove position, under the elastic force effect that the main auxiliary catch gib head 8 lifting can produce in the first spring 19 compressions, rotate around main auxiliary catch bearing pin 9, the trend that generation moves downward, be pressed in socket groove. now, the first spring 19 becomes nature compressive state, main auxiliary catch 5 is in level, thumb-button push rod rebounds backward, under this kind of state, can charge, and SBR charges, main auxiliary catch gib head 8 buckle states, charging gun cannot be extracted, and now charging gun is safe condition, and while having ensured charging, charging gun is not arbitrarily extracted.
In the time of complete charging gun need to being extracted of charging, operating personnel press the button 14 with hand, button 14 advances, thumb-button push rod jacking block 15 can arrive pushing tow bearing pin 10 in top, press if continue, due to thumb-button push rod jacking block 15 and contact-making surface and the inclined plane of pushing tow bearing pin 10, pushing tow bearing pin 10 can with the ramp effect of thumb-button push rod jacking block 15 under produce downward motion, compress the first spring 19, now known according to aforementioned operation principle, main auxiliary catch gib head 8 can produce the trend moving upward, when button 14 continues to advance, main auxiliary catch gib head 8 continues to lift, until button 14 is advanced to cannot move forward time, main auxiliary catch gib head 8 can be extracted from charging socket groove, now, can be by charging gun going out, while extracting charging gun, because the first spring 19 is before in artificial compressive state, now can return to nature compressive state, main auxiliary catch 5 becomes maintenance level, release button 14, thumb-button push rod 16 can rebound backward under the effect of the second spring, until fastening gib head 11 with main auxiliary catch, thumb-button push rod gib head 12 again fastens, revert to the original state of charging.
Another effect that main auxiliary catch of the present invention fastens gib head 11 is the state of wear that detects main auxiliary catch gib head 8, in the time that main auxiliary catch gib head 8 wearing and tearing acquire a certain degree, charging is inserted after socket, main auxiliary catch fastens gib head 11 can not depart from (standard that buckle design meets 200N) completely with thumb-button push rod gib head 12, now, button 14 can not resilience, state that can not resilience by button 14 can detect main auxiliary catch gib head 8 degrees of wear, illustrate that main auxiliary catch gib head 8 can not normally use, cannot ensure security, need to change, play detection forewarning function, improve the security reliability of electric automobile DC charging rifle.
In sum, the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head of the present invention, can make charging gun safe and reliable operation, after charging gun long-term work, if auxiliary catch gib head may wear to certain state, can detect by the state of button, to ensure that charging gun has minimum pulling-out force and is greater than 200N, reach the fixing effect of charging gun and charging socket safety, improve security reliability, have a good application prospect.
More than show and described general principle of the present invention, principal character and advantage. The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention. The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (8)
1. one kind can be detected the electric automobile DC charging rifle of auxiliary catch gib head wearing and tearing, comprise wiring harness interface (1), charging gun handle (2), charging inlet (3), main auxiliary catch (5), left rifle housing (6) and right gun shell body (7), described wiring harness interface (1) is positioned at the front side of charging gun handle (2), for fixedly mounting charging required high-voltage wiring harness and signal wire harness, described charging gun handle (2) is hand-held for operating personnel, described charging inlet (3) is positioned at the front end of charging gun, for plugging with charging socket, in described charging inlet (3), be provided with interface card slot (4), insert the angle of charging socket for locating charging inlet (3), described main auxiliary catch (5) is positioned at the top of charging gun, and the leading section of described main auxiliary catch (5) is provided with main auxiliary catch gib head (8), described main auxiliary catch gib head (8) direction down, fixing after plugging for charging inlet (3) and charging socket, described left rifle housing (6) and right gun shell body (7) are positioned at charging gun handle (2), between charging inlet (3), and be symmetrical set the charging gun cavity that forms sealing, it is characterized in that: the rearward end of described left rifle housing (6) and right gun shell body (7) and the top that is positioned at charging gun handle (2) are provided with sealing breach, in described sealing breach, be provided with button (14), the front end of described button (14) is provided with thumb-button push rod (16), described button (14) is also provided with button spring hole (21), described button spring hole (21) is for fixing the rearward end of the second spring (22), the leading section of described the second spring (22) is provided with the second spring fixed axon (23), described the second spring fixed axon (23) is positioned on left rifle housing (6), the left side of described thumb-button push rod (16) leading section is provided with thumb-button push rod gib head (12), the gib head direction of described thumb-button push rod gib head (12) down, the right side of described thumb-button push rod gib head (12) is provided with thumb-button push rod jacking block (15), the middle part of described main auxiliary catch (5) is provided with main auxiliary catch bearing pin (9), described main auxiliary catch (5) can rotate along main auxiliary catch bearing pin (9), the rearward end of described main auxiliary catch (5) is provided with main auxiliary catch and fastens gib head (11), the gib head that described main auxiliary catch fastens gib head (11) is directed upwardly, the upper end of the first spring (19) is fixed in the bottom that described main auxiliary catch fastens gib head (11) by the first spring fixed axon (18), the bottom of described the first spring (19) is fixed in the support platform (20) of charging gun cavity, described main auxiliary catch fastens gib head (11) and in charging gun cavity, coordinates buckle with thumb-button push rod gib head (12), the rearward end of described main auxiliary catch (5) and be positioned at the top that main auxiliary catch fastens gib head (11) and be provided with pushing tow bearing pin (10), described pushing tow bearing pin (10) is positioned at the front end of thumb-button push rod jacking block (15), the contact-making surface of the front end of described thumb-button push rod jacking block (15) and pushing tow bearing pin (10) is inclined plane.
2. the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head according to claim 1, is characterized in that: described button (14), thumb-button push rod (16) are integrated injection mo(u)lding.
3. the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head according to claim 1, is characterized in that: the rearward end of described main auxiliary catch (5), pushing tow bearing pin (10), main auxiliary catch fasten gib head (11) and be integrated injection mo(u)lding.
4. the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head according to claim 1, it is characterized in that: the external diameter of described the second spring (22) is less than the internal diameter of button spring hole (21), described the second spring (22) is filled in button spring hole (12) and location is fixed.
5. the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head according to claim 1, it is characterized in that: the internal diameter of described the second spring (22) is greater than the external diameter of the second spring fixed axon (23), the leading section of described the second spring (22) is fixed by socket on the second spring fixed axon (23).
6. the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head according to claim 1, it is characterized in that: the internal diameter of described the first spring (19) is greater than the external diameter of the first spring fixed axon (18), the upper end of described the first spring (19) is fixed by socket on the first spring fixed axon (18).
7. the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head according to claim 1, is characterized in that: described main auxiliary catch gib head (8) is less than main auxiliary catch to the horizontal range of main auxiliary catch bearing pin (9) and fastens the horizontal range of gib head (11) to main auxiliary catch bearing pin (9).
8. the electric automobile DC charging rifle that detects the wearing and tearing of auxiliary catch gib head according to claim 1, is characterized in that: described main auxiliary catch (5) adopts wear-resisting stainless steel material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610147188.1A CN105591445B (en) | 2016-03-15 | 2016-03-15 | A kind of electric automobile DC charging rifle of detectable auxiliary catch gib head abrasion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610147188.1A CN105591445B (en) | 2016-03-15 | 2016-03-15 | A kind of electric automobile DC charging rifle of detectable auxiliary catch gib head abrasion |
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| Publication Number | Publication Date |
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| CN105591445A true CN105591445A (en) | 2016-05-18 |
| CN105591445B CN105591445B (en) | 2017-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP5712418B2 (en) * | 2013-04-12 | 2015-05-07 | 住電朝日精工株式会社 | Charging connector |
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| CN106129679A (en) * | 2016-08-19 | 2016-11-16 | 宝亨新电气（集团）有限公司 | A kind of congestion type busway jack tapping-off pile head |
| CN106129679B (en) * | 2016-08-19 | 2018-08-17 | 宝亨新电气（集团）有限公司 | A kind of congestion type busway jack tapping-off pile head |
| CN112339586A (en) * | 2019-08-08 | 2021-02-09 | 菲尼克斯电动交通有限公司 | Plug connector part with latching device and inspection element arranged on latching device |
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| Publication number | Publication date |
|---|---|
| CN105591445B (en) | 2017-11-14 |
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