阅读说明：本技术 一种差分转单端的连接器 (Connector for converting difference into single end ) 是由 贺丹 黄民河 于 2020-05-20 设计创作，主要内容包括：本申请提供了一种差分转单端的连接器,包括：具有容置空间的连接器壳体；设于所述容置空间内且相互抵接的差分接头和单端接头；所述差分接头包括第一绝缘座、设于所述第一绝缘座内的两个平行的第一容置腔,设于所述第一容置腔内的第一插头插针；所述单端接头包括第二绝缘座、设于所述第二绝缘座内的第二容置腔,设于所述第二容置腔内的第二插头插针；其中一个所述第一插头插针与所述第二插头插针电连接,另一个所述第一插头插针与所述连接器壳体电连接。通过上述方式,能够适配差分振动传感器的使用,将差分信号转同轴单端信号输出,降低使用成本,拓展了差分振动传感器适用范围。(The application provides a connector that difference changes single-ended, includes: a connector housing having an accommodating space; the differential joint and the single-end joint are arranged in the accommodating space and are mutually abutted; the differential joint comprises a first insulating seat, two parallel first accommodating cavities arranged in the first insulating seat and a first plug contact pin arranged in the first accommodating cavities; the single-ended connector comprises a second insulating seat, a second accommodating cavity arranged in the second insulating seat, and a second plug contact pin arranged in the second accommodating cavity; one of the first plug pins is electrically connected with the second plug pin, and the other first plug pin is electrically connected with the connector shell. Through the mode, the differential vibration sensor can be matched for use, the differential signal is converted into the coaxial single-ended signal to be output, the use cost is reduced, and the application range of the differential vibration sensor is expanded.)

1. A connector for converting a differential signal into a single signal is characterized by comprising a connector shell with an accommodating space; the differential joint and the single-end joint are arranged in the accommodating space and are mutually abutted;

the differential joint comprises a first insulating seat, two parallel first accommodating cavities arranged in the first insulating seat and a first plug contact pin arranged in the first accommodating cavities;

the single-ended connector comprises a second insulating seat, a second accommodating cavity arranged in the second insulating seat, and a second plug contact pin arranged in the second accommodating cavity;

one of the first plug pins is electrically connected with the second plug pin, and the other first plug pin is electrically connected with the connector shell.

2. The connector of claim 1, wherein the first insulator block and the second insulator block each have opposite ends, one of the ends of the first insulator block and one of the ends of the second insulator block being opposite, the first receiving cavity extending between the two ends of the first insulator block, the first receiving cavity and the second receiving cavity being arranged in parallel.

3. The connector of claim 1, wherein the first plug pin is in interference fit connection with the first insulator block, the second plug pin is in interference fit connection with the second insulator block, and the first insulator block and the second insulator block are in interference fit connection with the connector housing, respectively.

4. The connector of claim 1, wherein the differential and single-ended contacts are each arranged with axial symmetry, the axes of symmetry of the differential and single-ended contacts being coincident.

5. The connector of claim 1, further comprising a nut that is received in the connector housing.

6. The connector of claim 5, wherein the connector housing has a protrusion extending away from the receiving space, the protrusion is disposed along a circumference of the connector housing, and a locking groove is disposed in the nut, and the protrusion is engaged with the locking groove.

7. The connector of claim 1, wherein the first receiving cavity and the second receiving cavity are cylindrical cavities respectively penetrating through the first insulating base and the second insulating base.

Technical Field

The application relates to the technical field of electronic accessories, in particular to a connector for converting a difference into a single end.

Background

At present, the standard connector is not available in China for the imported sensor interface used in China. The process cost of using such an inlet sensor interface is increased, and the use limitation is also caused. In order to meet the requirement of converting a differential vibration sensor into coaxial single-ended signal output in the testing and measuring industry and solve the limitation of the use of the type of inlet sensor, the application provides a connector for converting a differential vibration sensor into a single end, which is used for solving the current defects.

Disclosure of Invention

The present application is directed to overcoming the above-mentioned shortcomings of the prior art and providing a differential to single-ended connector.

The object of the application can be achieved by the following technical measures:

in order to achieve the above object, the present application provides a differential-to-single-ended connector, which includes a connector housing having an accommodating space; the differential joint and the single-end joint are arranged in the accommodating space and are mutually abutted; the differential joint comprises a first insulating seat, two parallel first accommodating cavities arranged in the first insulating seat and a first plug contact pin arranged in the first accommodating cavities;

the single-ended connector comprises a second insulating seat, a second accommodating cavity arranged in the second insulating seat, and a second plug contact pin arranged in the second accommodating cavity;

one of the first plug pins is electrically connected with the second plug pin, and the other first plug pin is electrically connected with the connector shell.

Preferably, the first insulating seat and the second insulating seat have two opposite ends, one end of the first insulating seat is opposite to one end of the second insulating seat, the first accommodating cavity extends between the two ends of the first insulating seat, and the first accommodating cavity and the second accommodating cavity are arranged in parallel.

Preferably, the first plug pin is connected with the first insulating base in an interference fit manner, the second plug pin is connected with the second insulating base in an interference fit manner, and the first insulating base is connected with the second insulating base in an interference fit manner respectively.

Preferably, the differential joint and the single-end joint are arranged in an axisymmetrical manner, and the symmetry axes of the differential joint and the single-end joint are overlapped.

Preferably, the connector further comprises a nut sleeved on the connector housing.

Preferably, the connector shell is provided with a boss extending in a direction away from the accommodating space, the boss is arranged along the circumferential direction of the connector shell, a clamping groove is formed in the nut, and the boss and the clamping groove are arranged in a matched mode.

Preferably, the first accommodating cavity and the second accommodating cavity are both columnar cavities which respectively penetrate through the first insulating seat and the second insulating seat.

The beneficial effect of this application is for providing a difference changes single-ended connector, includes: a connector housing having an accommodating space; the differential joint and the single-end joint are arranged in the accommodating space and are mutually abutted; the differential joint comprises a first insulating seat, two parallel first accommodating cavities arranged in the first insulating seat and a first plug contact pin arranged in the first accommodating cavities; the single-ended connector comprises a second insulating seat, a second accommodating cavity arranged in the second insulating seat, and a second plug contact pin arranged in the second accommodating cavity; one of the first plug pins is electrically connected with the second plug pin, and the other first plug pin is electrically connected with the connector shell. Through the mode, the differential vibration sensor can be matched for use, the differential signal is converted into the coaxial single-ended signal to be output, the use cost is reduced, and the application range of the differential vibration sensor is expanded.

Drawings

Fig. 1 is a schematic overall structure diagram of a differential-to-single-end connector according to an embodiment of the present application.

Fig. 2 is an exploded view of a differential-to-single-end connector according to an embodiment of the present disclosure.

Fig. 3 is a schematic sectional view of the differential single-terminal connector according to the embodiment of the present application along the direction a-a.

Fig. 4 is a schematic diagram of a first connection structure of a differential-to-single-end connector according to an embodiment of the present application.

Fig. 5 is a schematic diagram of a second connection structure of the differential-to-single-end connector according to the embodiment of the present application.

Reference numerals: a differential to single-ended connector 100; a connector housing 1; a boss 11; a differential insulating mount 2; an end portion 21; an end portion 22; a first accommodating chamber 4; differential plug pins 5; a single-ended insulating mount 3; the end portion 31; an end portion 32; a second accommodating chamber 6; a single-ended plug pin 7; a nut 8; a card slot 81; a connecting line 200; a connecting socket 300.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In order to make the description of the present disclosure more complete and complete, the following description is given for illustrative purposes with respect to the embodiments and specific examples of the present application; it is not intended to be the only form in which the embodiments of the present application may be practiced or utilized. The embodiments are intended to cover the features of the various embodiments as well as the method steps and sequences for constructing and operating the embodiments. However, other embodiments may be utilized to achieve the same or equivalent functions and step sequences.

Referring to fig. 1 to 3, fig. 1 shows an overall structural schematic diagram of a differential to single-end connector 100 according to an embodiment of the present application, and fig. 2 shows an explosion structural schematic diagram of the differential to single-end connector 100 according to the embodiment of the present application. Fig. 3 shows a schematic sectional view along a-a of the differential-to-single-end connector 100 according to the embodiment of the present application. The differential-to-single-ended connector 100 includes a connector housing 1, a differential insulator base 2 (first insulator base), and a single-ended insulator base 3 (second insulator base). The connector housing 1 encloses an accommodating space for accommodating the differential insulating base 2 and the single-ended insulating base 3, the differential insulating base 2 has an end portion 21 and an end portion 22 which are oppositely arranged, the single-ended insulating base 3 has an end portion 31 and an end portion 32 which are oppositely arranged, the end portion 21 and the end portion 32 are oppositely arranged, and the end portion 21 and the end portion 32 can be abutted. Two first accommodating cavities 4 are arranged in the differential insulating base 2, differential plug pins 5 (first plug pins) are arranged in the first accommodating cavities 4, and the differential insulating base 2, the first accommodating cavities 4 and the differential plug pins 5 form a differential joint accommodated in the connector shell 1 together. A second accommodating cavity 6 is arranged in the single-ended insulating base 3, a single-ended plug pin 7 (second plug pin) is arranged in the second accommodating cavity 6, and the single-ended insulating base 3, the second accommodating cavity 6 and the single-ended plug pin 7 together form a single-ended joint accommodated in the connector housing 1. One of the differential plug pins 5 is connected to the single-ended plug pin 6 by a wire, and the other differential plug pin 5 is connected to the connector housing 1 by a wire.

The differential single-ended connector 100 that changes of this application embodiment, during the use, in inserting first holding chamber 4 with the plug of differential vibration sensor, the plug of external differential vibration sensor and the differential plug contact pin 5 butt in the first holding chamber 4 in the differential single-ended connector 100 switch on, insert the plug of corresponding external lead wire in the second holding chamber 6, the plug of external lead wire and the single-ended plug contact pin 7 butt in the second holding chamber 6 in the differential single-ended connector 100 switch on, differential plug contact pin 5 loops through external differential vibration sensor plug-differential plug contact pin 5-wire-single-ended plug contact pin 7-external lead wire plug conversion single-ended signal conduction of differential vibration sensor's differential signal transmission. Through the mode, the differential-to-single-ended connector 100 can be matched with a differential vibration sensor in use, converts a differential signal into a coaxial single-ended signal for output, reduces use cost, and expands the application range of the differential vibration sensor.

Referring to fig. 4 and fig. 5, which are respectively a connection of the differential to single-port connector 100 of the present embodiment in practical applications, two ends of the differential to single-port connector 100 may be respectively connected to the connection line 200, or one end of the differential to single-port connector may be connected to the connection line 200, and the other end of the differential to single-port connector is connected to the connection seat 300.

On the basis of the above embodiment, in an optional implementation manner, the extending direction of the first accommodating cavity 4 in the differential insulating base 2 is to extend between the end portion 21 and the end portion 22, the first accommodating cavity 3 may penetrate through the differential insulating base 2, the two first accommodating cavities 4 are arranged in parallel, the extending direction of the second accommodating cavity 6 in the single-ended insulating base 3 is to extend between the end portion 31 and the end portion 32, the second accommodating cavity 6 may penetrate through the single-ended insulating base 3, the first accommodating cavity 5 and the second accommodating cavity 6 are both in a column shape, the specific shape is determined according to the shape of a plug pin that is connected or disconnected from each end, and the first accommodating cavity 5 and the second accommodating cavity 6 are arranged in parallel. Preferably, the single-ended joint and the differential joint are axisymmetrical, and the symmetry axes overlap.

On the basis of the above embodiment, in an optional implementation manner, in order to reduce noise of the differential-to-single-ended connector 100, the differential plug pin 5 of the embodiment of the present application is connected with the differential insulating base 2 in an interference fit manner, the single-ended plug pin 7 is connected with the single-ended insulating base 3 in an interference fit manner, and the differential insulating base 2 and the single-ended insulating base 3 are respectively connected with the connector housing 1 in an interference fit manner. The differential single-terminal connector 100 has the advantages of ensuring the connection reliability, vibration resistance, high temperature resistance and low noise performance, and meeting the charge signal transmission requirement within 260 ℃.

On the basis of the above embodiment, in an optional implementation manner, the differential single-end connector 100 of the present application further includes a nut 8 sleeved on the connector housing 1, the connector housing 1 is provided with a boss 11, the boss 11 is circumferentially disposed along the connector housing 1 (or disposed at intervals, of course), a slot 81 matched with the boss 11 is disposed inside the nut 8, and the boss 11 is engaged with the slot 81 so that the nut 8 is fixedly connected to the connector housing 11.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.