CN204885676U - Power plug - Google Patents
Power plug Download PDFInfo
- Publication number
- CN204885676U CN204885676U CN201520541150.3U CN201520541150U CN204885676U CN 204885676 U CN204885676 U CN 204885676U CN 201520541150 U CN201520541150 U CN 201520541150U CN 204885676 U CN204885676 U CN 204885676U
- Authority
- CN
- China
- Prior art keywords
- metal sleeve
- negative electrode
- aluminium foil
- foil layer
- positive electrode
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a power plug, its positive electrode, a negative electrode, a metal sleeve of establishing including cover in proper order, an insulating body and with positive electrode, negative electrode, metal sleeve welding cable together, the form is separated with positive electrode, negative electrode and metal sleeve formation tripolar to insulating body, and just the fixing is as an organic whole, power plug still is equipped with the shielding structure of cladding in positive electrode, negative electrode and metal sleeve and the cable junction outside, shielding structure including the cover locate the metal sleeve rear end a copper ring, along metal sleeve rear end ranging back one in an aluminium foil layer and the cladding outer aluminium foil layer of aluminium foil layer and copper ring. The utility model discloses power plug is through setting up the shielding structure that comprises copper ring, interior aluminium foil layer and outer aluminium foil layer with the complete cladding in the junction of positive electrode, negative electrode, metal sleeve and cable, promotion electromagnetic shielding performance for thereby it reaches military standard and is applied to for military use field.
Description
Technical field
The utility model relates to a kind of attaching plug.
Background technology
The prior art relevant to this case can announce No. CN2537156Y a kind of DC plug for big current power supply unit disclosed with reference to Chinese utility model patent, and include: a positive electrode, its front end and rear end have a contact jaw and terminals respectively; Manage in one, be sheathed on described positive electrode outside; One outer tube, is sheathed on described middle pipe outside; And an insulator, be arranged between described positive electrode, middle pipe and outer tube, this positive electrode, middle pipe and outer tube is made to form three pole sectioneds, and described middle pipe interior forward end part forms an accommodation chamber, the contact jaw of described positive electrode passes insulator front end and stretches into accommodation chamber inside, and the terminals of described positive electrode pass insulator rear end.But the sealing between the plug of existing attaching plug and cable is not good, causes capability of electromagnetic shielding cannot reach military standard always, thus cannot be applied to military domain.
So, be necessary that a kind of new attaching plug of design is to solve the problems of the technologies described above.
Utility model content
The purpose of this utility model is the attaching plug providing a kind of good airproof performance, capability of electromagnetic shielding excellent.
For realizing aforementioned object, the utility model adopts following technical scheme: a kind of attaching plug, it comprises a positive electrode sheathed successively, one negative electrode, one metal sleeve, one insulation body and and positive electrode, negative electrode, the cable that metal sleeve welds together, described insulation body is by positive electrode, negative electrode and metal sleeve form three pole sectioneds and fixing is integrated, described attaching plug is also provided with and is coated on positive electrode, a shielding construction outside negative electrode and metal sleeve and cable connection, described shielding construction comprises the copper ring being sheathed on metal sleeve rear end, along metal sleeve rear end extend back one in an outer aluminium foil layer of aluminium foil layer and coated interior aluminium foil layer and copper ring.
As further improvement of the utility model, described copper ring rear end arranges connection one plastic pipe, and described interior aluminium foil layer is coated on outside plastic pipe, and an accommodating insulation internal mold in described plastic pipe, described insulation internal mold is overmolded onto cable weld.
As further improvement of the utility model, described copper ring front end and metal sleeve rear end is stepped is sealed and matched, coated by outer aluminium foil layer institute outside described copper ring rear end, described interior aluminium foil layer extands rearward to cable.
As further improvement of the utility model, described negative electrode front end comprises the bulge loop protruded out, and the radius of described bulge loop equals the radius of metal sleeve.
As further improvement of the utility model, described insulation body comprises one first spacer ring being positioned at front end and one second spacer ring being positioned at rear end, one the 3rd spacer ring, bulge loop and metal sleeve time interval are opened by described first spacer ring, described second spacer ring by negative electrode and metal sleeve spaced apart in radial direction, described 3rd spacer ring by negative electrode and positive electrode spaced apart in radial direction.
As further improvement of the utility model, described insulation body front end extends beyond bulge loop forward.
As further improvement of the utility model, described attaching plug also comprises the insulation shell be coated on outside shielding construction and cable.
The utility model attaching plug is completely coated by the junction of positive electrode, negative electrode, metal sleeve and cable by arranging the shielding construction be made up of copper ring, interior aluminium foil layer and outer aluminium foil layer, promote capability of electromagnetic shielding, make it reach military standard thus be applied to military domain.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the utility model attaching plug.
Fig. 2 is the decomposition texture schematic diagram of the utility model attaching plug.
Fig. 3 is the decomposition texture schematic diagram of the utility model attaching plug positive electrode, negative electrode, metal sleeve and insulation body.
Fig. 4 is the generalized section of the utility model attaching plug along axis.
Embodiment
Refer to shown in Fig. 1,4, a kind of attaching plug 100, it comprises positive electrode 1, negative electrode 2, metal sleeve 3 and insulation body 4 and a cable 7, cable 7 front end and positive electrode 1, negative electrode 2, metal sleeve 3 weld together, positive electrode 1, negative electrode 2 and metal sleeve 3 are formed three pole sectioneds to insulation body 4 and fixing is integrated, attaching plug 100 is provided with the shielding construction 5 be coated on outside cable 7 weld, and plug 100 also comprises one deck insulation shell 6 be coated on outside shielding construction 5 and cable 7.
Refer to shown in Fig. 2,3, the tubular structure that positive electrode 1, negative electrode 2 and metal sleeve 3 extend in front and back respectively, negative electrode 2 front end is provided with a bulge loop 22, and the radius of bulge loop 22 equals the radius of metal sleeve 3.
Insulation body 4 is filled in positive electrode 1 for irregular tubular structure, negative electrode 2, in space between metal sleeve 3, insulation body 4 comprises one first spacer ring 41 being positioned at front end and one second spacer ring 42 being positioned at rear end, one the 3rd spacer ring 43 and body main body 44, bulge loop 22 and metal sleeve 3 time interval are opened by the first spacer ring 41, second spacer ring 42 by negative electrode 2 and metal sleeve 3 spaced apart in radial direction, 3rd spacer ring 43 by negative electrode 2 and positive electrode 1 spaced apart in radial direction, namely body 4 is insulated by positive electrode 1, negative electrode 2 and metal sleeve 3 form three pole sectioneds and fixing is integrated, insulation body 4 front end extends beyond forward negative electrode 2.
Shielding construction 5 comprise be sheathed on metal sleeve 3 rear end a copper ring 51, along metal sleeve 3 rear end extend back one in an outer aluminium foil layer 53 of aluminium foil layer 52 and coated interior aluminium foil layer 52 and copper ring 51.Copper ring 51 rear end arranges connection one plastic pipe 54, interior aluminium foil layer 52 is coated on outside plastic pipe 54, copper ring 51 front end and metal sleeve 3 rear end is stepped is sealed and matched, coated by outer aluminium foil layer 53 institute outside copper ring 51 rear end, interior aluminium foil layer 52 extands rearward to cable 7, and plastic pipe 54 adopts PE material to be prepared from.
Insulation shell 6 adopts PVC material to be prepared from.
Three lines are extended in cable 7 front end, and three lines weld with positive electrode 1, negative electrode 2, metal sleeve 3 respectively.
Insulation internal mold 8 is placed in plastic pipe 54, and insulation internal mold 8 is overmolded onto cable 7 weld, increases the reliability that cable 7 is connected with positive electrode 1, negative electrode 2, metal sleeve 3.
The utility model attaching plug 100 is by arranging the shielding construction 5 that is made up of copper ring 51, interior aluminium foil layer 52 and outer aluminium foil layer 53 by completely coated with the junction of cable 7 to positive electrode 1, negative electrode 2, metal sleeve 3, promote capability of electromagnetic shielding, make it reach military standard thus be applied to military domain.
Although be example object, disclose preferred implementation of the present utility model, but those of ordinary skill in the art will recognize, when not departing from scope and spirit of the present utility model disclosed in appending claims, various improvement, increase and replacement are possible.
Claims (7)
1. an attaching plug, it comprises a positive electrode sheathed successively, one negative electrode, one metal sleeve, one insulation body and and positive electrode, negative electrode, the cable that metal sleeve welds together, described insulation body is by positive electrode, negative electrode and metal sleeve form three pole sectioneds and fixing is integrated, it is characterized in that: described attaching plug is also provided with and is coated on positive electrode, a shielding construction outside negative electrode and metal sleeve and cable connection, described shielding construction comprises the copper ring being sheathed on metal sleeve rear end, along metal sleeve rear end extend back one in an outer aluminium foil layer of aluminium foil layer and coated interior aluminium foil layer and copper ring.
2. attaching plug according to claim 1, it is characterized in that: described copper ring rear end arranges connection one plastic pipe, described interior aluminium foil layer is coated on outside plastic pipe, and an accommodating insulation internal mold in described plastic pipe, described insulation internal mold is overmolded onto cable weld.
3. attaching plug according to claim 1, is characterized in that: described copper ring front end and metal sleeve rear end is stepped is sealed and matched, and coated by outer aluminium foil layer institute outside described copper ring rear end, described interior aluminium foil layer extands rearward to cable.
4. attaching plug according to claim 1, is characterized in that: described negative electrode front end comprises the bulge loop protruded out, and the radius of described bulge loop equals the radius of metal sleeve.
5. attaching plug according to claim 4, it is characterized in that: described insulation body comprises one first spacer ring being positioned at front end and one second spacer ring being positioned at rear end, one the 3rd spacer ring, bulge loop and metal sleeve time interval are opened by described first spacer ring, described second spacer ring by negative electrode and metal sleeve spaced apart in radial direction, described 3rd spacer ring by negative electrode and positive electrode spaced apart in radial direction.
6. attaching plug according to claim 4, is characterized in that: described insulation body front end extends beyond bulge loop forward.
7. attaching plug according to claim 1, is characterized in that: described attaching plug also comprises the insulation shell be coated on outside shielding construction and cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520541150.3U CN204885676U (en) | 2015-07-23 | 2015-07-23 | Power plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520541150.3U CN204885676U (en) | 2015-07-23 | 2015-07-23 | Power plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204885676U true CN204885676U (en) | 2015-12-16 |
Family
ID=54830011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520541150.3U Expired - Fee Related CN204885676U (en) | 2015-07-23 | 2015-07-23 | Power plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204885676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233124A (en) * | 2017-12-31 | 2018-06-29 | 中国电子科技集团公司第四十研究所 | Three coaxial high pressure electric plug connector of single |
-
2015
- 2015-07-23 CN CN201520541150.3U patent/CN204885676U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233124A (en) * | 2017-12-31 | 2018-06-29 | 中国电子科技集团公司第四十研究所 | Three coaxial high pressure electric plug connector of single |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210608 Address after: 518104 2nd floor, building a, Sanyang new industrial zone, HO-1 West, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: LUXSHARE PRECISION INDUSTRY Co.,Ltd. Address before: No.17, kuiqing Road, Qinghuang Industrial Zone, Qinghuang village, Qingxi Town, Dongguan City, Guangdong Province, 523650 Patentee before: DONGGUAN XUNTAO ELECTRONIC Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20210723 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |