CN202840188U - Electric connector and controller area network (CAN) bus structure - Google Patents
Electric connector and controller area network (CAN) bus structure Download PDFInfo
- Publication number
- CN202840188U CN202840188U CN 201220527972 CN201220527972U CN202840188U CN 202840188 U CN202840188 U CN 202840188U CN 201220527972 CN201220527972 CN 201220527972 CN 201220527972 U CN201220527972 U CN 201220527972U CN 202840188 U CN202840188 U CN 202840188U
- Authority
- CN
- China
- Prior art keywords
- male
- female
- electrical cnnector
- pin
- females
- 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 - Lifetime
Links
Images
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses an electric connector and a controller area network (CAN) bus structure. The electric connector comprises a distribution board (DB) 9 male head and at least two DB 9 female heads, wherein each base pin of the DB 9 male head corresponds to each base pin of the at least two DB 9 female heads in a one-to-one mode, and each base pin of the DB 9 male head is electrically connected with each base pin of the at least two DB 9 female heads; the CAN bus structure comprises a plurality of cables and at least one electric connector; each contact pin of DB 9 male head of one electric connector in every two adjacent electric connectors is connected with each contact pin of one DB 9 female head in the other electric connector in the two adjacent electric connectors through the cables, and other DB 9 female heads in the other electric connectors form pitch point access points of the CAN bus structure. By means of the electric connector and the CAN bus structure, the requirements of extension of a bus artery and access of pitch points in an application process of the CAN bus are met.
Description
Technical field
The utility model relates to a kind of connector, particularly relates to a kind of electrical cnnector and CAN bus structures for the prolongation of CAN bus physical and node access.
Background technology
The CAN full name is " Controller Area Network ", and namely controller local area network is the serial communication protocol of ISO International standardization.CAN belongs to the category of fieldbus, is total digitalization, the multiple host pattern serial communication network of the distributed control of a kind of effective support or in real time control, also is one of most widely used fieldbus in the world.The communication of CAN bus data has very high reliability, real-time and flexibility, is applied to more and more widely various industry spot.The CAN bus has transmission range far away (can reach 10Km), the nodes that can access in theory unrestricted (practical application can reach 110 nodes).Thereby the CAN bus exists the demand that bus prolongs and node accesses in actual applications.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, and a kind of electrical cnnector and CAN bus structures are provided, and is used for satisfying the prolongation of CAN bus and the demand that node accesses.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of electrical cnnector, comprise a DB9 male and at least two DB9 females, each pin of this DB9 male respectively each pin with this at least two DB9 female is corresponding one by one, and mutually electrical connection.
Also comprise a pcb board, be printed with on this pcb board for described DB9 male respectively with described at least two circuit structures that the DB9 female is electrically connected mutually; Described DB9 male and at least two DB9 females are installed on respectively on this pcb board, and each pin of described DB9 male is welded in respectively this circuit structure, each pin of described at least two DB9 females is welded in respectively this circuit structure, forms one by one electrical connection with each pins of described at least two DB9 females respectively with each pin of making described DB9 male by this circuit structure.
Described DB9 female is two, described DB9 male and this two DB9 females distribution in T shape on described pcb board, and wherein a DB9 female is positioned at the perpendicular end of T font.
Each contact pin of described DB9 male is 90 ° with corresponding pin respectively.
The axis at each jack place of described each DB9 female is 90 ° with corresponding pin respectively.
A kind of CAN bus structures comprise some cables; Also comprise aforesaid at least one electrical cnnector; In per two adjacent electrical cnnectors, wherein each contact pin of the DB9 male of an electrical cnnector is by each jack corresponding be connected of cable with a wherein DB9 female of another electrical cnnector, and remaining DB9 female consists of the node access point of CAN bus in each electrical cnnector.
Described electrical cnnector also comprises a pcb board, be printed with on this pcb board for the DB9 male of described electrical cnnector respectively with at least two circuit structures that the DB9 female is electrically connected mutually of described electrical cnnector; The DB9 male of described electrical cnnector and at least two DB9 females are installed on respectively on this pcb board, and each pin of DB9 male is welded in respectively this circuit structure, each pin of at least two DB9 females is welded in respectively this circuit structure, forms one by one electrical connection with each pins of at least two DB9 females respectively with each pin of the DB9 male that makes described electrical cnnector by this circuit structure.
The DB9 female of described electrical cnnector is two, the DB9 male of described electrical cnnector and this two DB9 females distribution in T shape on described pcb board, and wherein a DB9 female is positioned at the perpendicular end of T font.
The beneficial effects of the utility model are, owing to adopt the electric connecting part of a DB9 male and at least two DB9 female formation electrical cnnectors, and each pin of DB9 male forms electrical connection one by one with each corresponding pin of each DB9 female respectively, so that CAN bus structures of the present utility model can be utilized the successively mutually physics prolongation of the form of serial connection realization CAN bus of a plurality of these electrical cnnectors, utilize simultaneously the node access point of all the other DB9 females formation CAN buses of each electrical cnnector.Thereby the utility model has satisfied the demand of prolongation and the node access of CAN bus compared to existing technology.In addition, the utility model makes bus-structured each tie point of CAN independent, and electrical cnnector and cable are separated, and has therefrom increased application flexibility; The DB9 male of employing standard and DB9 female consist of the electric connecting part of electrical cnnector, make the utility model have more applicability.
Below in conjunction with drawings and Examples the utility model is described in further detail; But a kind of electrical cnnector of the present utility model and CAN bus structures are not limited to embodiment.
Description of drawings
Fig. 1 is the vertical view of electrical cnnector of the present utility model;
Fig. 2 is the upward view of electrical cnnector of the present utility model;
Fig. 3 is the bus-structured application schematic diagram of CAN of the present utility model.
Embodiment
Embodiment, see also Fig. 1, shown in Figure 2, a kind of electrical cnnector of the present utility model, comprise that a DB9 male 1 and two DB9 females 2,3(are certain, also can comprise plural DB9 female), each pin of this DB9 male 1 is corresponding one by one with these two DB9 females 2, each pin of 3 respectively, and mutually electrical connection.
As a kind of preferred, the utility model also comprises a pcb board 4, as above-mentioned DB9 male 1 and two DB9 females 2,3 carrier, and realizes above-mentioned DB9 male 1 and two DB9 females 2,3 electrical connection.For this reason, be printed with the circuit structure 41(that is electrically connected mutually with two DB9 females 2,3 respectively for above-mentioned DB9 male 1 on this pcb board 4 as shown in Figure 2), specifically this circuit structure comprises 9 paths independent of each other, and is respectively equipped with three welding holes on each bar path.Above-mentioned DB9 male 1 and two DB9 females 2,3 adopt respectively screw locking on this pcb board 4,9 pins of this DB9 male 1 are corresponding one by one with two DB9 females 2,9 pins of 3 respectively, and each pin of this DB9 male 1 and two DB9 females 2,3 corresponding pins are welded on three welding holes of each bar path of circuit structure successively, realize DB9 male 1 simultaneously and two DB9 females 2,3 form electrical connection with this.
As a kind of preferred, above-mentioned DB9 male 1 and two DB9 females 2,3 distributions in T shape on pcb board 4, and one of them DB9 female 3 is positioned at the perpendicular end of T font, DB9 male 1 and 2 two ends that lay respectively at the transverse axis of T font of another DB9 female.So, whole electrical cnnector namely consists of t connector.
Each contact pin of above-mentioned DB9 male 1 is 90 ° with corresponding pin respectively.
The axis at above-mentioned two DB9 females 2, each jack place of 3 is 90 ° with corresponding pin respectively.
A kind of CAN bus structures of the present utility model comprise many cables and a plurality of above-mentioned electrical cnnector; In per two adjacent electrical cnnectors, each contact pin of the DB9 male of one of them electrical cnnector is by each jack corresponding be connected that be positioned at DB9 female T font transverse axis on of cable with another electrical cnnector, and the DB9 female that is positioned at the perpendicular end of T font in each electrical cnnector then consists of respectively the node access point of CAN bus.
As shown in Figure 3, this is the bus-structured application example of a kind of CAN of the present utility model, in Fig. 3, electrical cnnector 6 is starting points of CAN bus, CAN main frame 5 connects a DB9 female 63 of electrical cnnector 6 by cable 9, DB9 male 61 ground connection of electrical cnnector 6, another DB9 female 62 connect the DB9 male 71 of another electrical cnnector 7 by cable 9; A DB9 female 72 of this electrical cnnector 7 connects the DB9 male of next electrical cnnector by cable, and another DB9 female 73 consists of the node access point of CAN buses, and is connected with a CAN node by cable 9.Electrical cnnector 8 is terminal points of CAN bus, the DB9 male 81 of this electrical cnnector 8 is connected with the CAN bus trunk, a DB9 female 82 of this electrical cnnector 8 is unsettled, in order to the in the future prolongation of CAN bus trunk, another DB9 female 83 of this electrical cnnector 8 is connected with last CAN node 10 by cable.
A kind of electrical cnnector of the present utility model and CAN bus structures, its form of utilizing a plurality of electrical cnnectors of the present utility model to be connected in series has mutually successively realized that the physics of CAN bus prolongs, and utilizes simultaneously the node access point of all the other DB9 females formation CAN buses of each electrical cnnector.Thereby the utility model has satisfied the demand of prolongation and the node access of CAN bus.
Above-described embodiment only is used for further specifying a kind of electrical cnnector of the present utility model and CAN bus structures; but the utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection range of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment does.
Claims (8)
1. electrical cnnector, it is characterized in that: comprise a DB9 male and at least two DB9 females, each pin of this DB9 male respectively each pin with this at least two DB9 female is corresponding one by one, and mutually electrical connection.
2. electrical cnnector according to claim 1 is characterized in that: also comprise a pcb board, be printed with on this pcb board for described DB9 male respectively with described at least two circuit structures that the DB9 female is electrically connected mutually; Described DB9 male and at least two DB9 females are installed on respectively on this pcb board, and each pin of described DB9 male is welded in respectively this circuit structure, each pin of described at least two DB9 females is welded in respectively this circuit structure, forms one by one electrical connection with each pins of described at least two DB9 females respectively with each pin of making described DB9 male by this circuit structure.
3. electrical cnnector according to claim 2, it is characterized in that: described DB9 female is two, described DB9 male and this two DB9 females distribution in T shape on described pcb board, and wherein a DB9 female is positioned at the perpendicular end of T font.
4. electrical cnnector according to claim 1 is characterized in that: each contact pin of described DB9 male is 90 ° with corresponding pin respectively.
5. electrical cnnector according to claim 2 is characterized in that: the axis at each jack place of described each DB9 female is 90 ° with corresponding pin respectively.
6. CAN bus structures comprise some cables; It is characterized in that: also comprise at least one electrical cnnector as claimed in claim 1; In per two adjacent electrical cnnectors, wherein each contact pin of the DB9 male of an electrical cnnector is by each jack corresponding be connected of cable with a wherein DB9 female of another electrical cnnector, and remaining DB9 female consists of the node access point of CAN bus in each electrical cnnector.
7. CAN bus structures according to claim 6, it is characterized in that: described electrical cnnector also comprises a pcb board, be printed with on this pcb board for the DB9 male of described electrical cnnector respectively with at least two circuit structures that the DB9 female is electrically connected mutually of described electrical cnnector; The DB9 male of described electrical cnnector and at least two DB9 females are installed on respectively on this pcb board, and each pin of DB9 male is welded in respectively this circuit structure, each pin of at least two DB9 females is welded in respectively this circuit structure, forms one by one electrical connection with each pins of at least two DB9 females respectively with each pin of the DB9 male that makes described electrical cnnector by this circuit structure.
8. CAN bus structures according to claim 7, it is characterized in that: the DB9 female of described electrical cnnector is two, the DB9 male of described electrical cnnector and this two DB9 females distribution in T shape on described pcb board, and wherein a DB9 female is positioned at the perpendicular end of T font.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527972 CN202840188U (en) | 2012-10-12 | 2012-10-12 | Electric connector and controller area network (CAN) bus structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220527972 CN202840188U (en) | 2012-10-12 | 2012-10-12 | Electric connector and controller area network (CAN) bus structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202840188U true CN202840188U (en) | 2013-03-27 |
Family
ID=47951807
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220527972 Expired - Lifetime CN202840188U (en) | 2012-10-12 | 2012-10-12 | Electric connector and controller area network (CAN) bus structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202840188U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107078448A (en) * | 2017-02-16 | 2017-08-18 | 深圳市创客工场科技有限公司 | Connecting line and electronic modular system |
| CN108321565A (en) * | 2018-03-28 | 2018-07-24 | 昆山艾派科技有限公司 | Bus type Remote Expansion submodule |
| CN109479379A (en) * | 2016-07-07 | 2019-03-15 | 莫列斯有限公司 | Miniature block terminal and the method that miniature block terminal is manufactured using special electronic encapsulation technology |
-
2012
- 2012-10-12 CN CN 201220527972 patent/CN202840188U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109479379A (en) * | 2016-07-07 | 2019-03-15 | 莫列斯有限公司 | Miniature block terminal and the method that miniature block terminal is manufactured using special electronic encapsulation technology |
| US11083088B2 (en) | 2016-07-07 | 2021-08-03 | Molex, Llc | Micro power distribution boxes and methods of manufacturing same using application specific electronics packaging techniques |
| CN107078448A (en) * | 2017-02-16 | 2017-08-18 | 深圳市创客工场科技有限公司 | Connecting line and electronic modular system |
| CN108321565A (en) * | 2018-03-28 | 2018-07-24 | 昆山艾派科技有限公司 | Bus type Remote Expansion submodule |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202840188U (en) | Electric connector and controller area network (CAN) bus structure | |
| CN105161879A (en) | Multilayer PCB (Printed Circuit Board) central distribution box | |
| CN103247875B (en) | Terminal block data transmission bus structure and terminal block using same | |
| CN102625965B (en) | PCB board connector and PCB board connecting structure | |
| CN205319369U (en) | Connection structure of circuit inter -plate is parallel to each other | |
| CN107046214A (en) | A kind of combined normalized current terminal short-circuit tool of complete modularization | |
| CN201910502U (en) | PCB (printed circuit board) connector and PCB connecting structure | |
| CN204927569U (en) | Multilayer PCB central authorities block terminal | |
| CN206180343U (en) | Sectional type connection structure of construction elevator wiping line | |
| CN206947590U (en) | Novel wire arranging connector construction | |
| CN202352882U (en) | Pin and header connector capable of preventing welding short circuit | |
| CN202855969U (en) | Laterally vertical type D-SUB (D-subminiature) socket | |
| CN206490226U (en) | A kind of connector construction | |
| CN204652591U (en) | A kind of six type shielding distributing frames | |
| CN221530174U (en) | Communication connection structure of energy storage container battery cluster master control and system master control | |
| CN202127549U (en) | Plugging device for PCB (Printed Circuit Board) | |
| CN216529617U (en) | Wire dividing and distributing device | |
| CN205723990U (en) | A kind of cable connecting line | |
| CN204289914U (en) | A kind of common RJ45 network information module lightning protection device | |
| CN209572216U (en) | A kind of circuit board being convenient for changing | |
| CN213584236U (en) | Golden needle assembly for network module | |
| CN202434784U (en) | LVDS (low voltage differential signaling) format socket with improved structure | |
| CN214505991U (en) | Signal converging type bus bar | |
| CN208315801U (en) | Double needle socket, double pin plug, circuit board and circuit board assemblies | |
| CN101997184B (en) | Branch cable and equipment employing same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |