CN111653891A

CN111653891A - Hot plug connector

Info

Publication number: CN111653891A
Application number: CN202010302284.5A
Authority: CN
Inventors: 周美莲; 程毅; 张倩丽; 严代兴
Original assignee: Shenzhen Est Precision Technology Co ltd
Current assignee: Shenzhen Est Precision Technology Co ltd
Priority date: 2018-05-15
Filing date: 2018-05-15
Publication date: 2020-09-11
Anticipated expiration: 2038-05-15
Also published as: CN111653891B; CN108418053A

Abstract

The invention discloses a hot plug connector, comprising: the insulation body comprises a base body, a first tongue plate and a second tongue plate, wherein the first tongue plate and the second tongue plate are formed by protruding forwards from one side of the base body; the terminal component is accommodated in the terminal accommodating groove; the clamping piece comprises an end wall, an upper wall and a lower wall, the upper wall, the lower wall and the end wall are arranged in an enclosing mode to form an accommodating groove, and one ends of the upper wall and the lower wall, which are far away from the end wall, are located between the first tongue plate and the second tongue plate; the supporting piece comprises a supporting arm and a supporting column, the supporting arm comprises a supporting part positioned in the accommodating groove and a tail part positioned on one side of the insulating body, and the supporting column is positioned on the supporting part; the casing, the casing includes a plurality of wall portions, and a plurality of wall portions enclose to establish and form an accommodating space to accommodate insulator and joint spare. Compared with the prior art, the hot plug connector supports the clamping piece through the supporting column, so that the stability of the clamping piece is effectively enhanced.

Description

Hot plug connector

Original application No. of this divisional application: CN201810464803.0

Technical Field

The present disclosure relates to connectors, and particularly to a hot plug connector.

Background

Transceivers are commonly used to connect network equipment (e.g., switches, wiring boxes, computer input/output ports, etc.) to optical fibers or UTP cables. In order to increase port density, transceiver miniaturization is often desirable. A Small Form Pluggable (SFP) transceiver is a transceiver with a Small size and low power consumption, which is used for optical communication applications in telecommunication or data communication. In addition, another transceiver that uses the SFP + standard shifts the signal modulation functions, serializer/deserializer, clock and data recovery, and electronic dispersion compensation functions from the transceiver to the circuit board and is therefore smaller in size.

The existing hot plug connector generally comprises a shell, an insulating body accommodated in the shell and a clamping piece installed on the insulating body. However, the stability of the clip of the conventional hot plug connector is not good.

In view of the above problems, there is a need to provide a new hot plug connector to solve the above problems.

Disclosure of Invention

Aiming at the defects of the prior art, the technical scheme of the invention is to provide the hot plug connector, and the hot plug connector supports the clamping piece through the supporting column, so that the stability of the clamping piece is effectively enhanced.

In order to solve the technical problem, the technical scheme of the invention is realized as follows:

a hot swap connector, comprising:

the insulating body comprises a base body, a first tongue plate and a second tongue plate, wherein the first tongue plate and the second tongue plate project forwards from one side of the base body to form the first tongue plate and the second tongue plate, the first tongue plate and the second tongue plate are arranged oppositely, and a terminal accommodating groove is formed in the insulating body;

the terminal assembly is accommodated in the terminal accommodating groove and comprises a plurality of terminal modules;

the clamping piece comprises an end wall, an upper wall and a lower wall, the upper wall and the lower wall extend from two sides of the end wall respectively, the end wall, the upper wall and the lower wall enclose a containing groove together, and one end of the upper wall and one end of the lower wall, which are deviated from the end wall, are located between the first tongue plate and the second tongue plate;

the supporting piece at least comprises a pair of supporting arms and supporting columns formed on the supporting arms, the supporting columns at least protrude towards the upper wall or the lower wall, each supporting arm comprises a supporting part positioned in the accommodating groove and a tail part which is formed by extending from one end of the supporting part and positioned at one side of the insulating body, and the pair of supporting columns are positioned on the pair of supporting arms and used for supporting the clamping piece;

the shell comprises a plurality of wall portions, and an accommodating space is formed by the wall portions in an enclosing mode and used for accommodating the insulating body and the clamping piece.

Further, the support member further comprises a connecting arm, and the connecting arm is located between the support portions of the pair of support arms and used for connecting the pair of support arms.

Furthermore, two sides of the base body are respectively provided with a positioning groove, and two tail parts of the pair of supporting arms are respectively positioned in the two positioning grooves and used for fixing the pair of supporting arms on the insulating body.

Furthermore, a first fixing groove is formed in one side, opposite to the second tongue plate, of the first tongue plate, a second fixing groove is formed in one side, opposite to the first tongue plate, of the second tongue plate, one end, away from the end wall, of the upper wall is located in the first fixing groove, and one side, away from the end wall, of the lower wall is located in the second fixing groove.

Furthermore, the terminal module comprises a plurality of conductive terminals and a fixing part for fixing the conductive terminals.

Furthermore, each conductive terminal comprises a main body part, an elastic contact part formed by extending from one side of the main body part and a welding part formed by extending from the other side of the main body part, the elastic contact part is positioned in the first tongue plate or the second tongue plate, and the welding part protrudes out of the insulating body.

Furthermore, the upper wall or the lower wall near the end wall is also outwardly protruded to form an elastic abutting arm, and the elastic abutting arm is located on one side of the upper wall or the lower wall departing from the accommodating groove.

Furthermore, a plurality of heat dissipation holes are formed in the upper wall or the lower wall.

Furthermore, a plurality of wall portions of the shell comprise a top wall, a bottom wall opposite to the top wall, side walls located on the left side and the right side of the top wall and a rear wall, and at least one grounding elastic sheet is arranged at one end, close to the end wall, of the top wall, the side walls and the bottom wall.

Furthermore, the side wall is also provided with a buckling and holding groove, and the side edges of the upper wall and the lower wall extend outwards to form a buckling and holding arm matched with the buckling and holding groove.

The invention has the beneficial effects that: compared with the prior art, the hot plug connector supports the clamping piece through the supporting column, so that the stability of the clamping piece is effectively enhanced.

Drawings

Fig. 1 is a perspective view of a hot plug connector according to the present invention.

FIG. 2 is a perspective view of another hot swap connector according to the present invention.

Fig. 3 is a perspective view of the insulating body.

Fig. 4 is a perspective view of the terminal assembly.

Fig. 5 is a perspective view of the conductive terminal.

Fig. 6 is a perspective view of the electromagnetic shield.

Fig. 7 is a perspective view of the clip member.

Fig. 8 is a perspective view of an indicator light assembly.

Fig. 9 is a perspective view of the positioning member.

Fig. 10 is a perspective view of the hot swap connector of the present invention with the housing removed.

FIG. 11 is a cross-sectional view of a hot swap connector according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Examples of these preferred embodiments are illustrated in the accompanying drawings. The embodiments of the invention shown in the drawings and described in accordance with the drawings are exemplary only, and the invention is not limited to these embodiments.

It should be noted that, in order to avoid obscuring the present invention with unnecessary details, only the structures and/or processing steps closely related to the aspects of the present invention are shown in the drawings, and other details not closely related to the present invention are omitted.

In addition, it is also to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1, fig. 2, fig. 10 and fig. 11, the hot swap connector 100 of the present invention includes an insulating housing 10, a terminal assembly 20 accommodated in the insulating housing 10, a positioning member 30 engaged with the terminal assembly 20, a locking member 40 engaged with the insulating housing 10, an electromagnetic shielding member 50 covering the insulating housing 10, an indicator light assembly 60 and a housing 70.

Referring to fig. 3 and 10, the insulation body 10 includes a base 11, a first tongue plate 12 and a second tongue plate 13 protruding forward from one side of the base 11, and a terminal receiving slot 14 disposed in the insulation body 10, wherein the first tongue plate 12 and the second tongue plate 13 are disposed opposite to each other. The base 11 is provided with a positioning groove 111 matched with the indicator light assembly 60 and a limiting protrusion 112 matched with the positioning element 30. A barrier wall 113 is further arranged between the base body 11 and the first tongue plate 12 and the second tongue plate 13. The blocking wall 113 cooperates with the electromagnetic shield 50 to fix the electromagnetic shield 50 to the insulating body 10. A first fixing groove 121 is formed in one side of the first tongue plate 12 opposite to the second tongue plate 13, and a second fixing groove 131 is formed in one side of the second tongue plate 13 opposite to the first tongue plate 12.

Referring to fig. 4 and 5, the terminal assembly 20 is accommodated in the terminal accommodating slot 14 and includes a plurality of terminal modules 21, and the terminal modules 21 include a plurality of conductive terminals 22 and fixing members 23 for fixing the conductive terminals 22. The conductive terminal 22 includes a main body 221, an elastic contact portion 222 formed by bending and extending from one side of the main body 221, and a soldering portion 223 formed by extending from the other side of the main body 221. The elastic contact portion 222 is located in the first tongue plate 12 or the second tongue plate 13, and the soldering portion 223 protrudes out of the insulating body 10. Since the elastic contact portion 222 is formed by bending laterally, the conductive terminal 22 can be formed by bending the terminal properly after the terminal is taken off from the terminal strip, thereby facilitating mass production.

Referring to fig. 9, the positioning member 30 is matched with the terminal assembly 20, and includes a base plate 31 and mounting arms 32 protruding outwards from two sides of the base plate 31. The base plate 31 is provided with a plurality of mounting grooves 311 positioned between the mounting arms 32. The mounting grooves 311 are matched with the fixing members 23, so that the plurality of terminal modules 21 are fixed into a whole, assembly is facilitated, and the assembly speed can be effectively increased. An inverted protrusion 321 is disposed at an end of the mounting arm 32 away from the mounting groove 311. The inverted protrusion 321 is matched with the limiting protrusion 112, so as to fix the positioning element 30 on the insulation body 10.

Referring to fig. 7, the clamping member 40 is matched with the insulating body 10, and includes an end wall 41, and an upper wall 42 and a lower wall 43 respectively bent and extended from two sides of the end wall 41, and the end wall 41, the upper wall 42, and the lower wall 43 together enclose to form an accommodating groove 44. The end wall 41 is provided with a light-transmitting hole 411 which is matched with the indicator light assembly 60. The upper wall 42 is formed with an elastic support arm 421 protruding outwards near the end wall 41, and the elastic support arm 421 is located on a side of the upper wall 42 away from the receiving groove 44; the lower wall 43 is formed with a resilient arm 431 protruding outwards near the end wall 41, and the resilient arm 431 is located on a side of the lower wall 43 facing away from the receiving groove 44. The upper wall 42 and the lower wall 43 are also respectively provided with a plurality of heat dissipation holes 422 and 432. The side edges of the upper wall 42 and the lower wall 43 are bent outwards to form retaining

arms

423 and 433. One end of the upper wall 42, which faces away from the end wall 41, is located in the first fixing groove 121; the end of the lower wall 43 facing away from the end wall 41 is located in the second retaining groove 131.

Referring to fig. 6, the electromagnetic shield 50 includes a base 51 and an extending portion 52 formed by bending and extending from a side edge of the base 51, and the base 51 and the extending portion 52 together cover the insulating body 10. The base 51 is provided with openings for cooperation with the first tongue plate 12 and the second tongue plate 13, and the openings include a first opening 511 for cooperation with the first tongue plate 12 and a second opening 512 for cooperation with the second tongue plate 13. The base plate 51 is further provided with a first holding arm 513 and a second holding arm 514; the first and second holding

arms

513 and 514 are located between the first and

second openings

511 and 512 and protrude into the first and second fixing

grooves

121 and 131, respectively. The extension 52 is formed with an extension arm 521 protruding outward near the opening. The extension arm 521 cooperates with the barrier wall 113 to fix the electromagnetic shield 50 to the insulating body 10.

Referring to fig. 8, the indicator light assembly 60 includes a support 61 supporting the clip 40 and an indicator light 62 mounted on the support 61. The support 61 includes a pair of support arms 611 and a connecting arm 612 connecting the support arms 611. The supporting arm 611 includes a supporting portion 6111 located in the accommodating groove 44, a supporting post 6112 protruding from the supporting portion 6111 to the upper wall 42 or the lower wall 43, and a tail portion 6113 bent and extended backward from one end of the supporting portion 6111 and located at one side of the insulating body 10. The support post 6112 is used to support the clip 40. The tail portion 6113 is located in the positioning slot 111, so as to fix the supporting arm 611 on the insulating body 10. The connecting arm 612 is located between the supporting portions 6111 so as to enhance the structural strength of the supporting member 61. The indicator light 62 is located at an end of the support portion 6111 away from the tail portion 6113, and is used for indicating a working state of the hot plug connector 100.

Referring to fig. 1 and fig. 2, the housing 70 includes a plurality of wall portions, and the wall portions form an accommodating space to accommodate the insulating body 10 and the clip 40. The wall portion comprises a top wall 71, a bottom wall 72 opposite to the top wall 71, side walls 73 located on two sides of the top wall 71, and a rear wall 74, wherein grounding elastic pieces 75 are arranged at one ends, close to the end wall 41, of the top wall 71, the side walls 73, and the bottom wall 72. The side wall 73 is provided with a fastening groove 731 matched with the

fastening arms

423, 433 to fix the clamping member 40. A gap 721 is formed between the bottom wall 72 and the rear wall 74, and the welding portion 223 is located in the gap 721.

Compared with the prior art, the hot plug connector 100 supports the clip member 40 through the support post 6112, so that the stability of the clip member 40 is enhanced.

It is specifically noted that equivalent variations of the present invention taught by those skilled in the art are within the scope of the present invention as claimed.

Claims

1. A hot swap connector, comprising:

the terminal comprises an insulating body, a first tongue plate and a second tongue plate, wherein the insulating body comprises a base body, and the first tongue plate and the second tongue plate are formed by forward protruding from one side of the base body;

2. The hot plug connector of claim 1, wherein: the support piece also comprises a connecting arm which is positioned between the support parts on the pair of support arms and is used for connecting the pair of support arms.

3. The hot plug connector of claim 1, wherein: and two tail parts of the pair of supporting arms are respectively positioned in the two positioning grooves and used for fixing the pair of supporting arms on the insulating body.

4. The hot plug connector of claim 1, wherein: a first fixing groove is formed in one side, opposite to the second tongue plate, of the first tongue plate, a second fixing groove is formed in one side, opposite to the first tongue plate, of the second tongue plate, one end, away from the end wall, of the upper wall is located in the first fixing groove, and one side, away from the end wall, of the lower wall is located in the second fixing groove.

5. The hot plug connector of claim 1, wherein: the terminal module comprises a plurality of conductive terminals and a fixing piece for fixing the conductive terminals.

6. The hot plug connector of claim 5, wherein: each conductive terminal comprises a main body part, an elastic contact part and a welding part, wherein the elastic contact part extends from one side of the main body part, the welding part extends from the other side of the main body part, the elastic contact part is positioned in the first tongue plate or the second tongue plate, and the welding part protrudes out of the insulating body.

7. The hot plug connector of claim 1, wherein: the upper wall or the lower wall is also provided with an elastic abutting arm which protrudes outwards near the end wall, and the elastic abutting arm is positioned on one side of the upper wall and the lower wall which depart from the accommodating groove.

8. The hot plug connector of claim 1, wherein: and a plurality of heat dissipation holes are also formed in the upper wall or the lower wall.

9. The hot plug connector of claim 1, wherein: the shell is characterized in that the plurality of wall parts of the shell comprise a top wall, a bottom wall opposite to the top wall, side walls positioned on the left side and the right side of the top wall and a rear wall, and at least one grounding elastic sheet is arranged at one end, close to the end wall, of the top wall, the side walls and the bottom wall.

10. The hot plug connector of claim 9, wherein: the side wall is provided with a buckling groove, and the side edges of the upper wall and the lower wall extend outwards to form a buckling arm matched with the buckling groove.