CN107069339B - Electric connector system for magnetic levitation train full electromagnetic shielding - Google Patents
Electric connector system for magnetic levitation train full electromagnetic shielding Download PDFInfo
- Publication number
- CN107069339B CN107069339B CN201611252050.4A CN201611252050A CN107069339B CN 107069339 B CN107069339 B CN 107069339B CN 201611252050 A CN201611252050 A CN 201611252050A CN 107069339 B CN107069339 B CN 107069339B
- Authority
- CN
- China
- Prior art keywords
- shell
- socket
- plug
- connector system
- shielding
- 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.)
- Active
Links
Classifications
-
- 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
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
- H01R13/6582—Shield structure with resilient means for engaging mating connector
- H01R13/6583—Shield structure with resilient means for engaging mating connector with separate conductive resilient members between mating shield members
- H01R13/6584—Shield structure with resilient means for engaging mating connector with separate conductive resilient members between mating shield members formed by conductive elastomeric members, e.g. flat gaskets or O-rings
-
- 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
- H01R13/46—Bases; Cases
- H01R13/516—Means for holding or embracing insulating body, e.g. casing, hoods
-
- 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
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
- H01R13/658—High frequency shielding arrangements, e.g. against EMI [Electro-Magnetic Interference] or EMP [Electro-Magnetic Pulse]
- H01R13/6581—Shield structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/26—Connectors or connections adapted for particular applications for vehicles
Abstract
The invention provides an electric connector system for full electromagnetic shielding of a magnetic suspension train. The electrical connector system includes: the electric connector system is characterized in that the electric connector system is provided with a contact flexible ring between a plug shell and a socket shell through a full electromagnetic shielding structure and measures, the shell forms a metal protection field in an electric transmission process, meanwhile, a tail structure is optimized, a cable protection metal net pipe is arranged, an omnibearing shielding channel is formed with the shell, interference and invasion of electromagnetic radiation to the whole circuit system are avoided or reduced, and accordingly corresponding control current signals and communication network signals are connected and transmitted safely and reliably, accuracy and stability of signal transmission are guaranteed, and safe driving is guaranteed.
Description
Technical Field
The invention belongs to the field of electric connectors of rail locomotives and vehicles, and particularly relates to an electric connector system of a magnetic levitation train with full electromagnetic shielding.
Background
High-speed rail locomotives, particularly maglev trains, are hot spots in modern traffic, and it is well known that the power of a maglev train is converted from electrical energy to magnetic energy, and that the radiation emitted by the electromagnetic energy can seriously affect the various control systems of the train itself during the vast electromagnetic energy conversion process. For example, in the process of developing a middle-low speed magnetic suspension train in China, the phenomena of distortion, interruption and incompleteness of control signals and electric signals are found in the running process of the train. Through analysis, experimentation and inspection, it was found that the structure and arrangement of electrical connectors and cables (wires) did not provide complete, effective electromagnetic shielding and protection from high power electromagnetic coils, motors (radiation sources). The electrical connector of the general structure type is only responsible for realizing connection and transmission of circuits or other signal channels, and is worry about interference and attack on a high-power radiation source. Therefore, how to design an electric connector capable of shielding in all directions under the interference and invasion states of a long-time uninterrupted high-power radiation source and inhibiting the interference and invasion of radiation to the transmission process, so that electromagnetic leakage is controlled within an acceptable range, and the problem to be solved in the field is needed to be solved.
Disclosure of Invention
The invention designs and develops an electric connector system of the magnetic suspension train full electromagnetic shielding, which is provided with a contact flexible ring between a plug shell and a socket shell of the electric connector through a full electromagnetic shielding structure and measures, so that the shell forms a metal protection field in the electric transmission process, meanwhile, a tail structure is optimized, a metal network pipe for cable protection is arranged, an omnibearing shielding channel is formed with the shell, and the interference and invasion of electromagnetic radiation to the whole circuit system are avoided or reduced, thereby connecting and transmitting corresponding control current signals and communication network signals safely and reliably, ensuring the accuracy and stability of signal transmission and ensuring safe driving.
In order to solve the technical problems, the invention adopts the following technical scheme:
the invention provides an electric connector system for full electromagnetic shielding of a magnetic suspension train. According to an embodiment of the invention, the electrical connector system comprises: plug, socket, flexible shielding go-between, tail nut, connecting portion, flexible shielding metal net pipe, shielding net pipe compress tightly cover, rubber sheath and cable, wherein: the socket comprises a socket shell and a contact piece, wherein the contact piece is connected with the cable, one end of the socket shell extends into an inner cavity of the connecting part and is fixedly connected with the shell of the connecting part, and a protruding part for being clamped with the plug shell is arranged in the middle of the socket shell; the plug comprises a plug shell and a contact piece, one end of the plug shell is arranged on the outer side of the connecting part shell and is fixedly connected with the connecting part shell, a concave part for being clamped with the plug shell is arranged in the middle of an inner cavity of the plug shell, a mounting groove is formed in the right side of the concave part, and the flexible shielding connecting ring is arranged in the mounting groove and extends into the inner cavity to form a complete protection field between the plug shell and the socket shell; the tail nut is connected with the other end of the connecting part; one end of the flexible shielding metal mesh tube extends into the inner cavity of the tail nut, the end part of the flexible shielding metal mesh tube is conical, the conical surface is fixedly connected with the inclined surface of the wedge-shaped fixing part in the inner cavity of the tail nut, the rubber sheath is coaxially arranged in the flexible shielding metal mesh tube, the end part of the rubber sheath is provided with an inclined outer side surface parallel to the conical surface, and the shielding metal mesh tube pressing sleeve is arranged between the conical surface of the flexible shielding metal mesh tube and the inclined outer side surface of the rubber sheath; the cable is located in the inner cavity of the rubber sheath.
According to the embodiment of the invention, the contact element in the socket is a pin, and the contact element of the plug is a jack.
According to the embodiment of the invention, the spring washer is arranged between the socket shell and the connecting part shell and is fixedly connected through the screw.
According to an embodiment of the invention, the plug housing is screwed with the connector housing.
According to the embodiment of the invention, the right side of the convex part of the socket shell is provided with the annular surface corresponding to the mounting groove, and when the plug is connected with the socket, the flexible shielding connecting ring is pressed and deformed to press the annular surface.
According to the embodiment of the invention, the socket shell, the plug shell and the connecting part shell are all made of aluminum materials, and the surfaces of the socket shell, the plug shell and the connecting part shell are provided with metal plating layers, so that electromagnetic interference signals are rapidly transmitted to the vehicle body through the surfaces.
According to an embodiment of the invention, the tail nut is screwed with the joint housing.
According to an embodiment of the invention, the cable is connected to the pins of the socket through the inner cavity of the connection part.
According to the embodiment of the invention, the flexible shielding connecting ring is made of an elastic material with shielding materials inside.
The invention has the beneficial effects that:
1) The contact flexible ring between the plug shell and the socket shell of the electric connector is additionally arranged, so that the shell forms a metal protection field in the electric transmission process, and the contact elements in the electric connector are protected from the interference of electromagnetic fields.
2) The tail structure mode is optimally designed, the metal net pipe for cable protection is additionally arranged, and an omnibearing shielding channel is formed with the shell through the connection of the tail, so that the interference and invasion of electromagnetic radiation to the whole circuit system are avoided or reduced.
3) The surface of the shell aluminum part of the electric connector adopts a metal plating layer with excellent electric conductivity, so that electromagnetic radiation flux can be rapidly transmitted to a vehicle body through the surface.
Drawings
Fig. 1 is a block diagram of a receptacle of an electrical connector according to the present invention.
Fig. 2 is a structural view of a socket connection plug of the electrical connector of the present invention.
The socket 1, the socket housing 11, the protruding portion 12, the plug 2, the plug housing 21, the concave portion 22, the mounting groove 23, the flexible shielding connection ring 3, the tail nut 4, the wedge-shaped fixing portion 41, the connection portion 5, the flexible shielding metal mesh tube 6, the shielding mesh tube pressing sleeve 7, the rubber sheath 8 and the cable 9.
Detailed Description
In order to enable those skilled in the art to better understand the technical scheme of the present invention, the present invention will be further described in detail with reference to specific embodiments. The following examples are illustrative only and are not to be construed as limiting the invention. The examples are not to be construed as limiting the specific techniques or conditions described in the literature in this field or as per the specifications of the product.
According to one aspect of the present invention, there is provided an all electromagnetic shielding electrical connector system for a magnetic levitation train, wherein one end of the electrical connector of the present invention is an overall schematic diagram of a socket structure, and one end of the electrical connector of the present invention of fig. 2 is an overall schematic diagram of a socket connection plug structure, as shown in fig. 1-2, the all electromagnetic shielding electrical connector system for a magnetic levitation train comprises: socket 1, plug 2, flexible shielding go-between 3, tail nut 4, connecting portion 5, flexible shielding metal network pipe 6, shielding network pipe compress tightly cover 7, rubber sheath 8 and cable, wherein, the plug and the socket of connecting portion 5 right-hand member are connected through the grafting mode to carry out signal connection through inside contact piece, connecting portion 5 set up between socket and tail nut, shielding network pipe compress tightly the cover 7 and set up in the tail nut inner chamber, flexible shielding metal network pipe 6's one end stretches into in the tail nut inner chamber to rather than fixed connection, rubber sheath 8 set up in the flexible shielding metal network pipe, preferably, with the coaxial setting of metal network pipe, and be located whole metal network pipe, cable 9 is located in the inner chamber of rubber sheath, shielding network pipe compress tightly cover 7 installs between flexible shielding metal network pipe 6 and rubber sheath. The receptacle and plug structure and the tail structure will be described in detail below.
According to an embodiment of the present invention, one end of the electrical connector of the present invention shown in fig. 1 is an overall schematic view of a socket structure, and as shown in fig. 1, the socket includes a socket housing 11 and a contact, and the type of the contact is not particularly limited, and in some preferred embodiments of the present invention, the contact is a pin, and the contact is connected to the cable, and as shown in the figure, the cable is connected to the pin of the socket through an inner cavity of the connection part. The left end of the socket shell extends into the inner cavity of the connecting part and is fixedly connected with the shell of the connecting part, and preferably, a spring washer is arranged between the socket shell and the shell of the connecting part, and the socket shell is fixedly connected with the shell of the connecting part through a screw. In addition, the middle part of the socket housing is provided with a protruding part 12 for clamping with the plug housing.
According to an embodiment of the present invention, one end of the electrical connector of the present invention is an overall schematic diagram of a socket-connection plug structure, and as shown in fig. 2, the plug includes a plug housing 21, and contacts, and the types of the contacts are not particularly limited, and in some preferred embodiments of the present invention, the contacts are sockets. The middle part of the inner cavity of the plug housing is provided with a concave part 22 for being clamped with the plug housing. The left end of the plug housing is disposed at the outer side of the connection housing, preferably, the connection housing is cylindrical, the left end of the plug housing is disposed on the outer cylindrical side of the connection housing and is fixedly connected with the connection housing, and the connection manner is not particularly limited. Thus, the connection gap can be eliminated, and the shielding effect of the connection gap and the connection gap can be improved.
Because the plug, the socket and the connecting part 5 are fixedly connected or in threaded connection, interference electromagnetic signals can be shielded, but the socket between the socket on the right side and the plug is in a plugging mode, but a plugging gap is inevitably left, so that the electromagnetic interference signals can enter the interior to influence the transmitted signals. In order to solve the problem of the plugging gap, the right side of the concave part 22 is provided with the mounting groove 23, the flexible shielding connecting ring 3 is arranged in the mounting groove and extends into the inner cavity, the right side of the convex part 12 of the socket shell is provided with the annular surface corresponding to the mounting groove 23, when the plug is connected with the socket, the flexible shielding connecting ring is pressed and deformed to compress the annular surface, after the plug and the socket shell are tightly connected through the flexible shielding connecting ring, a complete protection field is formed between the plug shell and the socket shell, and a complete shielding is formed for the plug. The material of the flexible shielding connection ring is not particularly limited, and in some preferred embodiments of the present invention, the flexible shielding connection ring is an elastic material with a shielding material (such as a wire mesh, etc.) disposed therein.
According to an embodiment of the present invention, as shown in fig. 1-2, the tail nut 4 is connected to the left end of the connection part 5, and the connection manner is not particularly limited, and in some preferred embodiments of the present invention, the tail nut is connected to the connection part housing through threads. Thereby, the shielding effect of both is improved. The right end of the flexible shielding metal mesh tube 6 extends into the inner cavity of the tail nut, the end part of the flexible shielding metal mesh tube is conical, and the conical surface is fixedly connected with the inclined surface of the wedge-shaped fixing part 41 in the inner cavity of the tail nut. The flexible shielding metal mesh tube is internally and coaxially provided with the rubber sheath 8, the right end part of the rubber sheath is provided with an inclined outer side surface parallel to the conical surface, the shielding metal mesh tube pressing sleeve 7 is arranged between the conical surface of the flexible shielding metal mesh tube and the inclined outer side surface of the rubber sheath, the tail structure is connected with the shell through a tail nut, and the flexible shielding metal mesh tube is pressed by adopting a pressing mode of an inclined plane, and simultaneously the rubber sheath is pressed, so that a holding effect on a cable is achieved, a complete shielding system is formed, and the field effect of electromagnetic radiation inhibition and protection is achieved. Therefore, the tail structure is optimally designed, the flexible shielding metal net pipe for cable protection is increased, and an omnibearing shielding channel is formed with the shell through the connection of the tail, so that the interference and invasion of electromagnetic radiation to the whole circuit system are avoided or reduced.
According to the embodiment of the invention, the material and structure of the connecting shell are not particularly limited, and in some preferred embodiments of the invention, the socket shell, the plug shell and the connecting part shell are all made of aluminum materials, and the surfaces of the socket shell, the plug shell and the connecting part shell are provided with metal plating layers, so that electromagnetic interference signals can be quickly transmitted to the vehicle body through the surfaces.
In summary, the electrical connector system of the invention sets the contact flexible ring between the plug housing and the socket housing of the electrical connector through the structure of full electromagnetic shielding, so that the housing forms a metal protection field in the electrical transmission process, and meanwhile, the tail structure is optimized, the metal net tube for cable protection is set, and an omnibearing shielding channel is formed with the housing, so that the interference and invasion of electromagnetic radiation to the whole circuit system are avoided or reduced, and corresponding control current signals and communication network signals are safely and reliably connected and transmitted, the accuracy and stability of signal transmission are ensured, and safe driving is ensured.
In the description of the present invention, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by those of ordinary skill in the art within the scope of the invention, as well as variations in the detailed description and application of the invention, as would be apparent to those of ordinary skill in the art in light of the teachings of this application.
Claims (9)
1. The electric connector system of the magnetic levitation train full electromagnetic shielding is characterized by comprising a plug, a socket, a flexible shielding connecting ring, a tail nut, a connecting part, a flexible shielding metal net pipe, a shielding net pipe compression sleeve, a rubber sheath and a cable; the plug at the right end of the connecting part is connected with the socket in a plugging mode, and signal connection is carried out through an internal contact piece: in particular, the method comprises the steps of,
the socket includes: the socket comprises a socket shell and a contact piece, wherein the contact piece is connected with the cable, one end of the socket shell extends into an inner cavity of the connecting part and is fixedly connected with the shell of the connecting part, and a protruding part for being clamped with the plug shell is arranged in the middle of the socket shell;
the plug comprises: the plug comprises a plug shell and a contact piece, wherein one end of the plug shell is arranged on the outer side of the connecting part shell and is fixedly connected with the connecting part shell, a concave part for being clamped with the socket shell is arranged in the middle of an inner cavity of the plug shell, a mounting groove is formed in the right side of the concave part, and a flexible shielding connecting ring is arranged in the mounting groove and extends into the inner cavity and is used for forming a complete protection field between the plug shell and the socket shell;
the tail nut is connected with the other end of the connecting part; one end of the flexible shielding metal mesh tube extends into the inner cavity of the tail nut, the end part of the flexible shielding metal mesh tube is conical, the conical surface is fixedly connected with the inclined surface of the wedge-shaped fixing part in the inner cavity of the tail nut, the rubber sheath is coaxially arranged in the flexible shielding metal mesh tube, the end part of the rubber sheath is provided with an inclined outer side surface parallel to the conical surface, and the shielding metal mesh tube pressing sleeve is arranged between the conical surface of the flexible shielding metal mesh tube and the inclined outer side surface of the rubber sheath; the cable is positioned in the inner cavity of the rubber sheath; the flexible shielding metal mesh tube and the shell form an omnibearing shielding channel so as to avoid or reduce the interference and invasion of electromagnetic radiation to the whole circuit system.
2. The connector system of claim 1, wherein the contacts in the receptacle are pins and the contacts of the plug are receptacles.
3. Connector system according to claim 1 or 2, characterized in that a spring washer is arranged between the socket housing and the connection housing and fixedly connected by means of screws.
4. The connector system of claim 1 or 2, wherein the plug housing and the connector housing are threadably connected.
5. The connector system according to claim 1 or 2, wherein the right side of the boss of the socket housing is provided with an annular surface corresponding to the mounting groove, and the flexible shield connection ring is deformed by pressure to press the annular surface when the plug is connected to the socket.
6. The connector system of claim 1, wherein the socket housing, the plug housing and the connector housing are all made of aluminum material and have a metal plating on the surfaces thereof to allow electromagnetic interference signals to be rapidly transmitted to the vehicle body through the surfaces.
7. The connector system of claim 1 or 2, wherein the tail nut is threadably connected to the connection housing.
8. The connector system of claim 2, wherein the cable is connected to the pins of the receptacle through the lumen of the connection portion.
9. The connector system of claim 2, wherein the flexible shield connection ring is an elastomeric material having a shielding material disposed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611252050.4A CN107069339B (en) | 2016-12-30 | 2016-12-30 | Electric connector system for magnetic levitation train full electromagnetic shielding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611252050.4A CN107069339B (en) | 2016-12-30 | 2016-12-30 | Electric connector system for magnetic levitation train full electromagnetic shielding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107069339A CN107069339A (en) | 2017-08-18 |
| CN107069339B true CN107069339B (en) | 2023-07-21 |
Family
ID=59623853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611252050.4A Active CN107069339B (en) | 2016-12-30 | 2016-12-30 | Electric connector system for magnetic levitation train full electromagnetic shielding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107069339B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107425367B (en) * | 2017-09-08 | 2019-01-22 | 广州安飞诺电子有限公司 | A kind of new-energy automobile full-shield connector and full-shield connection structure |
| CN108199168B (en) * | 2017-12-30 | 2024-03-15 | 珠海市业成轨道交通设备科技有限公司 | Rectangular differential circuit electric connector for high-speed motor car |
| CN108551061B (en) * | 2018-05-30 | 2024-03-19 | 中国铁塔股份有限公司 | Radio frequency coaxial connector |
| CN109149224A (en) * | 2018-09-14 | 2019-01-04 | 广东威浦电器有限公司 | A kind of straight cable plug of signal mother needle |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3500708A1 (en) * | 1985-01-11 | 1986-10-02 | Allied Corp., Morristown, N.J. | METHOD FOR PRODUCING A PLUG OR SOCKET |
| JP2003308930A (en) * | 2002-04-16 | 2003-10-31 | Yazaki Corp | Shield connector |
| DE102007044338A1 (en) * | 2007-09-17 | 2009-04-02 | Rohde & Schwarz Gmbh & Co. Kg | Connector with modified insulator channel for shielding electromagnetic radiation |
| CN101478080B (en) * | 2009-02-04 | 2012-08-29 | 中航光电科技股份有限公司 | Anti-high voltage connector, plug and socket |
| DE102010017265B4 (en) * | 2010-06-07 | 2012-03-01 | Phoenix Contact Gmbh & Co. Kg | A cable termination device and method for connecting a cable to a cable termination device |
| CN202888522U (en) * | 2012-09-18 | 2013-04-17 | 深圳巴斯巴科技发展有限公司 | Plastic shell connector with shielding and high-voltage interlocking structure |
| CN203193047U (en) * | 2013-02-18 | 2013-09-11 | 正凌精密工业股份有限公司 | Push-and-pull self-locking type connector |
| CN206322951U (en) * | 2016-12-30 | 2017-07-11 | 江门市业成轨道设备有限公司 | The electric connector system that a kind of magnetic suspension train is electromagnetically shielded entirely |
-
2016
- 2016-12-30 CN CN201611252050.4A patent/CN107069339B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107069339A (en) | 2017-08-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107069339B (en) | Electric connector system for magnetic levitation train full electromagnetic shielding | |
| CN206322951U (en) | The electric connector system that a kind of magnetic suspension train is electromagnetically shielded entirely | |
| CN103999297A (en) | Structure for fixing electrical connection section, connector, and method for connecting connector | |
| RU2698313C1 (en) | Electric plug connection | |
| CN108963540A (en) | A kind of socket being provided with shielded layer inner ground | |
| CN108649353A (en) | A kind of flexibility midium voltage cable fast joint device | |
| CN108199168B (en) | Rectangular differential circuit electric connector for high-speed motor car | |
| CN106785625B (en) | Circular shielded connector system of maglev train | |
| MX2018000770A (en) | Cable connector. | |
| CN204696395U (en) | The circular radio frequency connector of a kind of high frequency multi-channel system screw thread | |
| CN209389367U (en) | A kind of multi-channel rf connector | |
| CN209472128U (en) | Nuclear leve instrument connector assembly and nuclear leve instrument cable-assembly with plug | |
| CN111009778B (en) | Connector shielding sealing structure | |
| CN205211962U (en) | Elevator is shielded cable joint and elevator hauler for hauler | |
| CN109473807A (en) | A kind of nuclear leve instrument connector assembly and the nuclear leve instrument cable-assembly with plug | |
| CN101950884A (en) | Pull-push quick locking electric connector | |
| JP2019036538A (en) | Connector arrangement | |
| CN213692478U (en) | Push-pull self-locking waterproof connector | |
| CN108183360A (en) | A kind of in-line connector | |
| KR101439049B1 (en) | Coneection device for shield cable | |
| CN210016059U (en) | Anti-interference shielding variable frequency cable compensation device with protection effect | |
| CN207834695U (en) | In-line connector | |
| CN110690676A (en) | Cable wall hole sealing and electromagnetic shielding device | |
| CN205406861U (en) | Simple and easy radio frequency connector | |
| CN208336608U (en) | A kind of socket being provided with shielded layer inner ground |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |