CN204304169U - Caravan plug - Google Patents
Caravan plug Download PDFInfo
- Publication number
- CN204304169U CN204304169U CN201420731175.5U CN201420731175U CN204304169U CN 204304169 U CN204304169 U CN 204304169U CN 201420731175 U CN201420731175 U CN 201420731175U CN 204304169 U CN204304169 U CN 204304169U
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- contact pin
- caravan
- plug
- ground connection
- termination
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Abstract
The utility model discloses a kind of caravan plug, belong to caravan power converting plug technical field, this caravan plug is by ensureing that in anti-knocking over and fixing chain the caravan termination of caravan plug enters female and can not come off and enter public plug arranges lift circle in the external power termination of caravan plug and ensure that the external power termination of caravan plug enters public plug and is convenient to get slotting.Comprise caravan termination to enter female, connect wire and external power termination and enter public plug, external power termination enters public plug and comprises being locked and be connected to the insulation connected on wire and assist lasso and be linked to be the insulation gland in one with the auxiliary lasso of insulation, and described ground connection contact pin, positive pole contact pin and the equal fixed and arranged of negative pole contact pin are on the lower surface of insulation gland; The upper surface of insulation gland is provided with lift circle; Enter female with the connection wire being connected wire connection is locked in caravan termination and be provided with anti-knocking over, be connected with fixing chain in anti-knocking over lower end.
Description
Technical field
The utility model relates to caravan power converting plug technical field, particularly relates to a kind of caravan plug.
Background technology
Need when charging to caravan to be connected with external power with caravan plug to charge to caravan.But existing caravan plug, when the external power termination of caravan plug being entered public plug from external electric supply socket taking-up or insertion, one is easily make the caravan termination of the caravan plug be connected on caravan power input interface enter female to come off, because caravan charging current is larger, if occur that caravan termination enters female and comes off in the process extracting or insert caravan plug, enter when female comes off can produce spark in caravan termination, if things go on like this just may burn caravan plug; Two is easily occur that the external power termination of caravan plug enters public plug and not easily gets slotting.Because caravan charging current is comparatively large, therefore caravan plug and external electric supply socket are generally all designed to degree of occlusion tightly, and external power termination enters public plug and gets the power of inserting and needing with larger.And existing caravan plug does not lift circle, use very inconvenient.
Utility model content
The utility model is to solve caravan plug when the external power termination of caravan plug being entered public plug from external electric supply socket taking-up or insertion, one is easily make the caravan termination of the caravan plug be connected on caravan power input interface enter female to come off, two is easily occur that the external power termination of caravan plug enters public plug and not easily gets slotting deficiency, a kind of one is provided to be by ensureing that in anti-knocking over and fixing chain the caravan termination of caravan plug enters female and can not come off, two is ensure that the external power termination of caravan plug enters public plug and is convenient to get plug in caravan plug by entering public plug arranges lift circle in the external power termination of caravan plug.
To achieve these goals, the utility model is by the following technical solutions:
Caravan plug, the body of caravan plug comprises the caravan termination connected successively and enters female, connection wire and external power termination enter public plug, and external power termination enters a ground connection contact pin on public plug, a positive pole contact pin and a negative pole contact pin parallel to each other, external power termination enters public plug and comprises being locked and be connected to the insulation connected on wire and assist lasso and be linked to be the insulation gland in one with the auxiliary lasso of insulation, described ground connection contact pin, positive pole contact pin and the equal fixed and arranged of negative pole contact pin are on the lower surface of insulation gland, and ground connection contact pin, positive pole contact pin and negative pole contact pin are respectively perpendicular to the lower surface of insulation gland, insulation gland upper surface on be provided with lift circle, and lift circle axial line and described ground connection contact pin perpendicular, with the root of the root of the root of ground connection contact pin, positive pole contact pin and negative pole contact pin for tie point be connected after the central point of gore that surrounds get slotting balance point for contact pin, described contact pin is got slotting balance point and is lifted the axial line that encloses in same vertical plane, enter female with the connection wire being connected wire connection is locked in caravan termination and be provided with anti-knocking over, be connected with fixing chain in anti-knocking over lower end.
This programme in use, first the caravan termination of caravan plug being entered female insertion is connected on caravan power input interface, then fixing chain is fixed on caravan, the length of fixing chain ensures to make when the external power termination of movable caravan plug enters public plug the caravan termination of caravan plug to enter female not depart from caravan power input interface and be advisable.When need the external power termination of caravan plug enter public plug and external electric supply socket carry out getting slotting time, circle is lifted, firmly once drawing or firmly one pressing and the external power termination of caravan plug can be entered public plug from external electric supply socket taking-up or insertion with a finger insertion.This programme one is by by ensureing that in anti-knocking over and fixing chain the caravan termination of caravan plug enters female and can not come off, and two is ensure that the external power termination of caravan plug enters public plug and is convenient to get slotting by entering public plug arranges lift circle in the external power termination of caravan plug.Easy to use, reliability is high.
As preferably, the cylindrical body of ground connection contact pin, positive pole contact pin and negative pole contact pin are respectively in segment, and the length of positive pole contact pin and negative pole contact pin is equal, and the length of ground connection contact pin is greater than the length of positive pole contact pin.The ground connection contact pin that length is all grown than positive pole contact pin and negative pole contact pin has guide effect when getting slotting, and ground pin is connected with external electric supply socket at first, easy to use, reliability and fail safe high.
As preferably, connect the insulated cladding employing flexible insulation material making on wire outer surface.This structure is when the external power termination of caravan plug enters public plug activity, owing to there being the flexibility effect connecting wire, the oscillatory forces that the caravan termination that the oscillatory forces that the external power termination of caravan plug enters public plug activity is delivered to caravan plug enters female plug head end is just less, and then makes the caravan termination of caravan plug enter female not easily to depart from caravan power input interface.
As preferably, the lower end, side of the insulation gland of ground connection contact pin two side is respectively equipped with arc groove.Arc groove is convenient to observe ground connection contact pin when getting slotting, simple and easy to use.
As preferably, the ground connection contact pin of cylindrical body is rolled into by copper sheet, and is laid with four chamfering sheets respectively in handstand taper in copper sheet lower end, and the cone point of four chamfering sheets bends towards the central axis of ground connection contact pin.The cone point of four chamfering sheets forms the taper chamfered end of ground connection contact pin after the axis line bending of ground connection contact pin, is convenient to insert use.
The utility model can reach following effect:
The utility model one is by by ensureing that in anti-knocking over and fixing chain the caravan termination of caravan plug enters female and can not come off, and two is ensure that the external power termination of caravan plug enters public plug and is convenient to get slotting by entering public plug arranges lift circle in the external power termination of caravan plug.Easy to use, reliability is high.
Accompanying drawing explanation
Fig. 1 a kind of syndeton schematic diagram of the present utility model.
In figure: caravan termination enters female 1, anti-knocking over 2, connect wire 3, external power termination enters public plug 4, lift circle 5, fixing chain 6, the auxiliary lasso 7 of insulation, insulation gland 8, positive pole contact pin 9, negative pole contact pin 10, arc groove 11, ground connection contact pin 12, chamfering sheet 13.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Example: caravan plug, shown in Figure 1, the body of caravan plug comprises the caravan termination connected successively and enters female 1, connects wire 3 and external power termination and enter public plug 4, and external power termination enters a ground connection contact pin 12, positive pole contact pin 9 on public plug and a negative pole contact pin 10 is parallel to each other, the cylindrical body of ground connection contact pin, positive pole contact pin and negative pole contact pin are respectively in segment, the length of positive pole contact pin and negative pole contact pin is equal, and the length of ground connection contact pin is greater than the length of positive pole contact pin.The ground connection contact pin of cylindrical body is rolled into by copper sheet, and the sharp central axis towards ground connection contact pin of the cone being laid with four chamfering sheet 13, four chamfering sheets respectively in handstand taper in copper sheet lower end bends.The insulated cladding connected on wire outer surface adopts flexible insulation material to make.External power termination enters public plug and comprises being locked and be connected to the insulation connected on wire and assist lasso 7 and be linked to be the insulation gland 8 in one with the auxiliary lasso of insulation, described ground connection contact pin, positive pole contact pin and the equal fixed and arranged of negative pole contact pin are on the lower surface of insulation gland, and ground connection contact pin, positive pole contact pin and negative pole contact pin are respectively perpendicular to the lower surface of insulation gland.Insulation gland upper surface on be provided with lift circle 5, and lift circle axial line and described ground connection contact pin perpendicular; With the root of the root of the root of ground connection contact pin, positive pole contact pin and negative pole contact pin for tie point be connected after the central point of gore that surrounds get slotting balance point for contact pin, described contact pin is got slotting balance point and is lifted the axial line that encloses in same vertical plane.Enter female with the connection wire being connected wire connection is locked in caravan termination and be provided with anti-knocking over 2, be connected with fixing chain 6 in anti-knocking over lower end.The lower end, side of the insulation gland of ground connection contact pin two side is respectively equipped with arc groove 11.
This example in use, first the caravan termination of caravan plug being entered female insertion is connected on caravan power input interface, then fixing chain is fixed on caravan, the length of fixing chain ensures to make when the external power termination of movable caravan plug enters public plug the caravan termination of caravan plug to enter female not depart from caravan power input interface and be advisable.When need the external power termination of caravan plug enter public plug and external electric supply socket carry out getting slotting time, circle is lifted, firmly once drawing or firmly one pressing and the external power termination of caravan plug can be entered public plug from external electric supply socket taking-up or insertion with a finger insertion.This example one is by by ensureing that in anti-knocking over and fixing chain the caravan termination of caravan plug enters female and can not come off, and two is ensure that the external power termination of caravan plug enters public plug and is convenient to get slotting by entering public plug arranges lift circle in the external power termination of caravan plug.Easy to use, reliability is high.The ground connection contact pin that length is all grown than positive pole contact pin and negative pole contact pin has guide effect when getting slotting, and ground pin is connected with external electric supply socket at first, easy to use, reliability and fail safe high.The connection conductor structure that flexible insulation material makes, when the external power termination of caravan plug enters public plug activity, owing to there being the flexibility effect connecting wire, the oscillatory forces that the caravan termination that the oscillatory forces that the external power termination of caravan plug enters public plug activity is delivered to caravan plug enters female plug head end is just less, and then makes the caravan termination of caravan plug enter female not easily to depart from caravan power input interface.Arc groove is convenient to observe ground connection contact pin when getting slotting, simple and easy to use.The cone point of four chamfering sheets forms the taper chamfered end of ground connection contact pin after the axis line bending of ground connection contact pin, is convenient to insert use.
Describe execution mode of the present utility model by reference to the accompanying drawings above, but do not limit by above-described embodiment when realizing, those of ordinary skill in the art can make a variety of changes within the scope of the appended claims or revise.
Claims (5)
1. a caravan plug, the body of caravan plug comprises the caravan termination connected successively and enters female (1), connection wire (3) and external power termination enter public plug (4), and external power termination enters a ground connection contact pin (12) on public plug, a positive pole contact pin (9) and a negative pole contact pin (10) parallel to each other, it is characterized in that, external power termination enters public plug and comprises being locked and be connected to the insulation connected on wire and assist lasso (7) and be linked to be the insulation gland (8) in one with the auxiliary lasso of insulation, described ground connection contact pin, positive pole contact pin and the equal fixed and arranged of negative pole contact pin are on the lower surface of insulation gland, and ground connection contact pin, positive pole contact pin and negative pole contact pin are respectively perpendicular to the lower surface of insulation gland, insulation gland upper surface on be provided with lift circle (5), and lift circle axial line and described ground connection contact pin perpendicular, with the root of the root of the root of ground connection contact pin, positive pole contact pin and negative pole contact pin for tie point be connected after the central point of gore that surrounds get slotting balance point for contact pin, described contact pin is got slotting balance point and is lifted the axial line that encloses in same vertical plane, enter female with the connection wire being connected wire connection is locked in caravan termination and be provided with anti-knocking over (2), be connected with fixing chain (6) in anti-knocking over lower end.
2. caravan plug according to claim 1, is characterized in that, the cylindrical body of ground connection contact pin, and positive pole contact pin and negative pole contact pin are respectively in segment, and the length of positive pole contact pin and negative pole contact pin is equal, and the length of ground connection contact pin is greater than the length of positive pole contact pin.
3. caravan plug according to claim 1, is characterized in that, the insulated cladding connected on wire outer surface adopts flexible insulation material to make.
4. caravan plug according to claim 1, is characterized in that, the lower end, side of the insulation gland of ground connection contact pin two side is respectively equipped with arc groove (11).
5. caravan plug according to claim 2, it is characterized in that, the ground connection contact pin of cylindrical body is rolled into by copper sheet, and is laid with four chamfering sheets (13) respectively in handstand taper in copper sheet lower end, and the sharp central axis towards ground connection contact pin of cone of four chamfering sheets bends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420731175.5U CN204304169U (en) | 2014-11-27 | 2014-11-27 | Caravan plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420731175.5U CN204304169U (en) | 2014-11-27 | 2014-11-27 | Caravan plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204304169U true CN204304169U (en) | 2015-04-29 |
Family
ID=53109683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420731175.5U Active CN204304169U (en) | 2014-11-27 | 2014-11-27 | Caravan plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204304169U (en) |
-
2014
- 2014-11-27 CN CN201420731175.5U patent/CN204304169U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |