CN207338669U

CN207338669U - Interface module

Info

Publication number: CN207338669U
Application number: CN201721004268.8U
Authority: CN
Inventors: 蔡传明; 华磊
Original assignee: Shenzhen Tongchuan Technology Co Ltd
Current assignee: Shenzhen Tongchuan Technology Co Ltd
Priority date: 2017-08-11
Filing date: 2017-08-11
Publication date: 2018-05-08
Anticipated expiration: 2027-08-11

Abstract

It the utility model is related to a kind of interface module.The interface module includes housing and slide fastener component；Housing includes first with first surface；Slide fastener component includes body, rotating member first rotating shaft and the second shaft；Body is slidably connected with first, and first rotating shaft is connected with first, rotating member first rotating shaft and first rotation connection, offers the first groove on body, rotating member can be freely rotated in the first groove around the second shaft；The second groove is offered on the side wall of first groove, rotating member and the second shaft are rotatablely connected, and the second shaft is located in the second groove and can be slided along the inner wall of the second groove；The 3rd groove is further opened with body, the bottom of the 3rd groove is equipped with the first locating part, and first surface is equipped with the second locating part, and the first locating part is adapted with the second locating part, so that body can be limited relative to the sliding distance of first.Above-mentioned interface module, has preferable installation convenience and reliability.

Description

Interface module

Technical field

Component assembling field is the utility model is related to, more particularly to a kind of interface module.

Background technology

The major function of interface module is to provide different interfaces, such as Ethercat (Ethernet auto-control) interface Module.Ethercat interface modules are in use, it is used cooperatively with other modules.Therefore, it is necessary to be installed to interface module In fixed plate or fixed strip, it is installed together by fixed plate or fixed strip with other modules.

Usually, using the Elastic buckle of screw or spring, shrapnel etc, interface module is installed on fixed plate or fixation On bar.The mode of screw is more time-consuming, not convenient, and situations such as fracture easily occurs in the mode of Elastic buckle, using not Reliably.

Utility model content

Based on this, it is necessary to the problem of for the installation convenience and reliability that how to improve interface module, there is provided a kind of Interface module.

A kind of interface module, the interface module are used to be installed on fixing piece, wherein, the interface module includes：

Housing, the housing include first, and described first has first surface；

Slide fastener component, the slide fastener component include body, rotating member, first rotating shaft and the second shaft；

Wherein, the body is slidably connected with described first, so that the body can be slided on the first surface It is dynamic；The first rotating shaft is connected with described first, and the rotating member is rotated by the first rotating shaft with described first Connect, the first groove is offered on the body, so that the rotating member can be in first groove around described first turn Axis is freely rotated；The second groove is offered on the side wall of first groove, the rotating member is rotated with second shaft to be connected Connect, second shaft is located in second groove and can be slided along the inner wall of second groove；

The 3rd groove, the bottom of the 3rd groove are offered on the surface being in contact with the first surface of the body Portion is equipped with the first locating part, and the first surface is equipped with the second locating part, first locating part and described second spacing Part is adapted, so that can be fastened the fixing piece relative to the sliding distance of described first by limiting the body On the housing.

Interface module, is installed in fixed plate, the body of slide block assembly and the by above-mentioned interface module by slide fastener component One connection so that body can slide on the first surface, rotating member by with first first rotating shaft being connected and with the One is rotatablely connected, and the first groove is offered on body, and rotating member can be freely rotated in the first groove around first rotating shaft, the The second groove is offered on the side wall of one groove, rotating member and the second shaft are rotatablely connected, and the second shaft is located in the second groove And can be slided along the inner wall of the second groove, so that when pushing and pulling body, body is slided along first surface, drives the second shaft Slided along the inner wall of the second groove, and then drive rotating member to be freely rotated in the first groove around the second shaft, and body The surface being in contact with first surface on offer the 3rd groove, the bottom of the 3rd groove is equipped with the first locating part, first Surface is equipped with the second locating part, and the first locating part is adapted with the second locating part, thus can by limit body relative to The sliding distance of first and fixing piece is fastened on housing so that by the push-and-pull of slide fastener component, complete interface module with The installation of fixing piece, and then improve the installation convenience and reliability of interface module.

In one of the embodiments, the shape of second groove is U-shaped.

In one of the embodiments, described first further includes extension, and the extension is from the first surface Edge extends to perpendicular to the direction of the first surface, offers the 4th groove on the extension, the body with opening The vertical surface in surface equipped with first groove is equipped with first raised, and described first raised mutually fits with the 4th groove Match somebody with somebody, so that first protrusion can be slided along the 4th groove and the body is slidably connected with described first.

In one of the embodiments, first locating part is raised for second, and second locating part is third protrusion, The height of the third protrusion is identical with the depth of the 3rd groove, so that when the body is slided towards the direction of the rotating member When dynamic, the side of the described second raised close rotating member positioned at the third protrusion, causes the rotating member with being placed in The body parallel and it is away from the fixing piece on the side of the first surface and abuts against.

In one of the embodiments, the housing further include with described first second be detachably connected, it is described First has the second surface vertical with the first surface, offers the 5th groove on the second surface, and the described 5th Mounting hole is offered on the side wall of groove, described second is equipped with mounting post, and the mounting post is adapted with the mounting hole.

By the setting of mounting hole and mounting post, the connection of first and second is more convenient.

In one of the embodiments, printed circuit board (PCB) is further included, the printed circuit board (PCB) is located in the 5th groove, The bottom of 5th groove be equipped with it is the 4th raised, the described 4th it is raised abutted against with the printed circuit board (PCB), described second The surface equipped with the mounting post in portion be equipped with it is the 5th raised, the described 5th it is raised abutted against with the printed circuit board (PCB), institute State the 4th raised and described 5th protrusion the printed circuit board (PCB) is fixed in the 5th groove.

4th two faces raised and that the 5th protrusion is respectively with printed circuit board (PCB) abut against, so that printed circuit board (PCB) be fixed Firmly, prevent printed circuit board (PCB) from shifting.

In one of the embodiments, described first includes the 3rd surface, the 3rd surface and the second surface Relatively, third through-hole is offered on the 3rd surface, wherein, the printed circuit board (PCB) is equipped with first interface terminal and second Interface Terminal, the first interface terminal pass through the third through-hole, offer fourth hole on described second, and described second Interface Terminal passes through the fourth hole, and described first further includes the 4th surface, the 4th surface and the first surface Relatively, the first card slot is offered on the 4th surface, is offered on the surface of remote described first of described second Two draw-in groove, second card slot are mutually clamped with first card slot.

First interface terminal and second interface terminal are located in third through-hole and fourth hole respectively, third through-hole and the 4th Through hole is opened on first and second respectively, and the first card slot is offered on the 4th surface of first, second remote The second card slot is offered on surface from first, the second card slot is mutually clamped with the first card slot, so as to work as multiple interface module groups When being fitted together, adjacent interface module is clamped by the first card slot and the second card slot, and adjacent Interface Terminal is formed It is electrically connected, convenient dismounting.

In one of the embodiments, further include the first protection cap and the second protection cap, first protection cap with it is described First is detachably connected, and first protection cap is used to cover whole 3rd surface；Second protection cap is located at institute State on the surface for offering the fourth hole of second, second protection cap is detachably connected with described second, institute The second protection cap is stated to be used to cover the second interface terminal.

By the setting of the first protection cap and the second protection cap, it is capable of the shrapnel of protection interface terminal.

In one of the embodiments, front interface group, the front interface group and printed circuit board (PCB) electricity are further included Connection, the front interface group include ground interface.

By the setting of ground interface, avoid in addition accessing conducting wire to be grounded.

Brief description of the drawings

Fig. 1 is the installation diagram of the interface module of an embodiment；

Fig. 2 is the structure diagram after the interface module assembling shown in Fig. 1；

Fig. 3 is the interface module shown in Fig. 2 and the sectional view before fixing piece installation；

Fig. 4 is the interface module shown in Fig. 2 and the sectional view after fixing piece installation；

Fig. 5 is the structure diagram of second shown in Fig. 1；

Fig. 6 is the structure diagram of first shown in Fig. 1；

Fig. 7 be Fig. 1 shown in interface module in first, printed circuit board (PCB) and second assembling after sectional view；

Fig. 8 is the stereogram after the interface module assembling shown in Fig. 1；

Fig. 9 is the structure diagram after the interface module assembling shown in Fig. 1；

Figure 10 is the front view of the interface module shown in Fig. 8；

Figure 11 is the installation diagram of the interface module shown in multiple Fig. 1；

Figure 12 is the rearview of first in the interface module shown in Fig. 1.

Embodiment

As shown in Figure 1, the interface module 10 of an embodiment includes housing and slide fastener component.Housing includes first 100a, First 100a has first surface 110.Fixing piece is installed on first surface 110.Slide fastener component is used for interface module 10 On fixing piece.Slide fastener component slippage is in the state opened and fastened, will be solid when slide fastener component is in open mode Determine part to be placed on slide fastener component, then slide slide fastener component and the fixing piece is fastened on first 100a.In the present embodiment, Interface module 10 is Ethercat (Ethernet auto-control) interface module.It should be noted that interface module 10 can also For other control interface modules etc..Wherein, fixing piece is fixed plate or fixed strip, which is used to connect with other electronic components Connect.

Specifically, body 210, rotating member 220, first rotating shaft and second are included referring again to Fig. 1 and Fig. 2, slide fastener component Shaft 240.Body 210 is slidably connected with first 100a, so that body 210 can slide on first surface 110.Body The first groove 211 is offered on 210, that is to say, that it is recessed to offer first on the surface of the remote first surface 110 of body 210 Groove 211, the surface that the surface with offering the first groove 211 of body 210 is opposite are connected with first surface 110.In addition, Referring again to Fig. 2, the second groove 212 is offered on the side wall of the first groove 211.

With reference to figure 3 and Fig. 4, first rotating shaft 230 is connected with first 100a, and rotating member 220 passes through first rotating shaft 230 and One 100a rotation connection, rotating member 220 can be freely rotated in the first groove 211 around first rotating shaft 230.Rotating member 220 Also it is rotatablely connected with the second shaft 240, the second shaft 240 is in the second groove 212 and can be along in the second groove 212 Wall slides.It should be noted that first rotating shaft 230 can be fixedly connected or be rotatablely connected with first 100a.First rotating shaft 230 It can be fixedly connected with first 100a by bolt etc., first rotating shaft 230 can also be from first 100a toward rotating member 220 The direction at place extends out.

Specifically, first through hole is offered on one end of rotating member 220, first rotating shaft 230 is threaded through in first through hole, from And rotating member 220 is rotated relative to first 100a.Offer the second through hole on the other end of rotating member 220, second One end that shaft 240 passes through is threaded through in the second through hole, and the other end of the second shaft 240 is located in the second groove 212, so as to turn Moving part 220 relative to first 100a rotate when, the other end of the second shaft 240 is slided along the inner wall of the second groove 212.

In addition, the second groove 212 can extend to the table of body 210 along the glide direction of body 210 toward rotating member 220 Face, that is to say, that one end of the close rotating member 220 of the second groove 212 has opening 213.

Specifically, in the present embodiment, the second groove 212 is offered in the two side walls of the first groove 211, two Two grooves 212 are symmetric, and the second shaft 240 passes through first through hole, and the both ends of the second shaft 240 are located at two grooves respectively In 213.It should be noted that the first groove 211, which can also only have, offers the second groove 212 on a side wall.

In one of the embodiments, the shape of the second groove 212 is U-shape, so as to easily facilitate 240 edge of the second shaft The slip of its inner wall.It should be noted that the inner wall of the second groove 212 can also be arc-shaped curved surface.

In addition, it is spacing in order to realize, offer the 3rd groove on the surface being in contact with first surface 110 of body 210 214, the bottom of the 3rd groove 214 is equipped with the first locating part 250, and first surface 110 is equipped with the second locating part 111, and first Locating part 250 is adapted with the second locating part 111, so that can be by limiting slip of the body 210 relative to first 100a Distance and fixing piece is fastened on housing.So that when pulling opposite first 100a of body 210 to slide, the second shaft 240 Slided along the inner wall of the second groove 212, drive rotating member 220 to be rotated towards the direction away from first 110a, the first locating part 250 depart from the second locating part 111, at this point it is possible to which fixing piece to be placed on to the table for offering the first groove 211 of body 210 On face.Body 210 is promoted toward the direction of first 100a again, body 210 is slided toward the direction of first 100a, the second shaft 240 slide along the inner wall of the second groove 212, and the direction where driving rotating member 220 toward the first groove 211 rotates, rotating member 220 abut against with fixing piece, and at this time, the first locating part 250 is engaged with the second locating part 111, and body 210 is realized and is limited Position.

In one of the embodiments, first 100a further includes extension 120, and extension 120 is from first surface 110 Edge is to perpendicular to first surface 110 and away from the direction extension of first 100a.The 4th groove is offered on extension 120, The surface that the surface with offering the first groove 211 of body 210 is vertical is equipped with the first protrusion.This is first raised and the 4th is recessed Groove is adapted, so that the first protrusion can be slided along the 4th groove and body 210 is slidably connected with first 100a.

As shown in Figure 3 and Figure 4, in one embodiment, the first locating part 250 is raised for second, and the second locating part 111 is the Three is raised, and the height of third protrusion is identical with the depth of the 3rd groove 214.When body 210 is slided towards the direction of rotating member 220 When, the side of the second raised close 220 rotating members positioned at third protrusion, causes rotating member 220 with being placed in the parallel of body 210 And the fixing piece 20 being away from the side of first surface 110 abuts against.

Specifically, referring again to Fig. 3, when needing fixing piece 20 and housing 100 being installed together, by body 210 toward far Direction from first 100a pulls, and body 210 is slided towards the direction away from first 100a, and the second shaft 240 is recessed second Make slide downward in groove 212, drive rotating member 220 to rotate centered on first rotating shaft 230, rotating member 220 is towards remote The direction of first groove 211 rotates, and the first locating part 250 is located at the side of the remote rotating member 220 of the second locating part 111, this Shi Benti 210 is in infinite place state, therefore, can be placed on fixing piece 20 on the surface for offering the first groove 211.

After installing fixing piece 20, body 210 is pulled toward the direction of first 100a, body 210 is towards rotating member 200 Direction is slided, and the second shaft 240 makees upward sliding in the second groove 212, drives rotating member 220 centered on first rotating shaft 230 Rotate, the direction where rotating member 220 towards the first groove 211 rotates, and the first locating part 250 is located at the second locating part The side of 111 close rotating member 220, and the first locating part 250 is in contact with the second locating part 111 and is connected, realize it is spacing, this When, rotating member 220 is abutted against with fixing piece 20, so as to fulfill the installation to fixing piece 20, as shown in Figure 4.

So as to by the setting of slide fastener component, push and pull body 210, just energy open or close rotating member 220, realization is easily torn open Interface module 10 is filled, it is more convenient and quick, site-assembled efficiency is improved, manpower dismounting cost is also substantially reduced and saves thing Expect cost.In addition, situations such as more being stablized using slide fastener component, avoiding deforming or being broken during installation.

In addition, in one embodiment, as shown in Figure 1 and Figure 5, housing further includes second 100b.Second 100b and One 100a is detachably connected.Referring again to Fig. 1, first 100a has the second surface 130 vertical with first surface 110, the The 5th groove 131 is offered on two surfaces 130.As shown in fig. 6, offering mounting hole 132 on the side wall of the 5th groove 131, pacify The opening in hole 132 is filled towards the opening of the 5th groove 131.It should be noted that mounting hole 132 can also be from the 5th groove 131 Side wall extend out and formed.Referring again to Fig. 5, the surface of first 100a of direction of second 100b is equipped with mounting post 133, mounting post 133 is adapted with mounting hole 132.So as to when first 100a and second 100b is installed together, only need Mounting post 133 is inserted into corresponding mounting hole 132, using the Interference size of post holes, realizes quick assembling.

In a wherein embodiment, interface module 10 further includes printed circuit board (PCB) 300, and printed circuit board (PCB) 300 is arranged on In five grooves 131, as shown in Figure 1.Referring again to Fig. 7, the bottom of the 5th groove 131 is equipped with the 4th protrusion 134, and the 4th is raised 134 abut against with printed circuit board (PCB) 300, and the 4th protrusion 134 is used to hold printed circuit board (PCB) 300, so as to limit printed circuit board (PCB) 300 all around move.The surface equipped with mounting post 133 of second 100b is equipped with the 5th protrusion 135, and the 5th is raised 135 abut against with printed circuit board (PCB) 300, and the 5th protrusion 135 is used to push down printed circuit board (PCB) 300, and then limits printed circuit board (PCB) 300 move up and down.By the effect of the 4th protrusion 134 and the 5th protrusion 136, it is recessed that printed circuit board (PCB) 300 is fixed on the 5th In groove 131.

In order to realize modularization assembling, in one embodiment, printed circuit board (PCB) 300 is equipped with first interface terminal and second Interface Terminal, first interface terminal and second interface terminal are electrically connected with printed circuit board (PCB) 300.Specifically, as shown in figure 8, First 100a includes the 3rd surface 140, and the 3rd surface 140 is opposite with second surface 130, and the is offered on the 3rd surface 140 Three through holes, first interface terminal 310 pass through third through-hole.Similarly, as shown in figure 9, offering four-way on second 100b Hole, second interface terminal 320 pass through fourth hole.So that when multiple interface modules 10 fit together, adjacent interface mould Adjacent first interface terminal 310 and second interface terminal 320 in block 10 are fitted close, and are formed and are electrically connected, and connect e-mail Number.It should be noted that first interface terminal 310 and second interface terminal 320 all can be two-sided serial interface terminals.

Referring again to Figure 10, first 100a further includes the 4th surface, and the 4th surface is opposite with first surface 110, the 4th table The first card slot 151 is offered on face, the second card slot 152 is offered on the surface away from first 100a of second 100b, the Two draw-in groove 152 is adapted with the first card slot 151.So as to when when multiple interface modules 10 fit together, adjacent interface mould The first adjacent card slot 151 in block 10 is mutually clamped with the second card slot 152.As shown in figure 11, when needing to pacify interface module 10 When being fitted together, the first card slot 151 of one of interface module 10 is directed at the second card slot of another interface module 10 152, assembled further along the direction push-in of arrow；If desired dismount, as long as an interface module 10 is connect from another Skidded off in the card slot of mouth mold block 10.It is achieved thereby that multiple interface modules quickly assemble, also achieve in function and structure Series connection, has achieveed the purpose that quickly to remove and install.

In addition, in one embodiment, as shown in Figure 1, interface module 10 further includes the first protection cap 400 and the second protection cap 500.First protection cap 400 is detachably connected with the 3rd surface 140, and the first protection cap 400 is used to cover whole 3rd surface 140；Second protection cap 500 and the surface for offering fourth hole of second 100b are detachably connected, and the second protection cap 500 is used In covering second interface terminal 320., being capable of protection interface terminal by the setting of the first protection cap 400 and the second protection cap 500 Shrapnel.

It should be noted that the first protection cap 400 can be connected with the 3rd surface 140 by card slot, the second protection cap 500 It can also be connected with the surface for offering fourth hole of second 100b by card slot.In addition, the first protection cap 400 and the 3rd Surface 140 other can also be connected using screw etc. by the way of being detachably connected, and the second protection cap 500 is opened with second 100b's Surface equipped with fourth hole, which also uses, other to be connected by screw etc. in a manner of being detachably connected.

In one of the embodiments, as shown in figure 12, front interface group, front interface group and printed circuit board (PCB) are further included 300 are electrically connected, which includes ground interface 330.Specifically, the 5th is offered on the 4th surface of first 110a Through hole, front interface group pass through the fifth hole.By the way of interfacing ground, ground protection is incorporated into front interface group, Avoid accessing other conducting wire, also improve security.

Interface module 10, is installed in fixed plate 20, the sheet of slide block assembly by above-mentioned interface module 10 by slide fastener component Body 210 is connected with first 100a, so that body 210 can slide on first surface 110, rotating member 220 is by being fixed on First rotating shaft 230 on first 100a and be rotatablely connected with first 100a, offer the first groove 211 on body 210, turn Moving part 220 can be freely rotated in the first groove 211 around first rotating shaft 230, and second is offered on the side wall of the first groove 211 Groove 212, rotating member 220 are rotatablely connected with the second shaft 240, and the second shaft 240 is in the second groove 212 and can be along The inner wall of second groove 212 slides, so that when pushing and pulling body 210, body 210 is slided along first surface 110, drives second turn Axis 240 is slided along the inner wall of the second groove 212, and then drives rotating member 220 in the first groove 211 around first rotating shaft 230 It is freely rotated, and the 3rd groove 214 is further opened with body 210, the bottom of the 3rd groove 214 is equipped with the first locating part 250, first surface 110 is equipped with the second locating part 111, and the first locating part 111 is adapted with the second locating part 240, with enable It is enough that fixing piece 20 is fastened on housing 100 relative to the sliding distance of first 100a by limiting body 210, so that logical The push-and-pull of slide fastener component is crossed, completes interface module 10 and the installation of fixing piece 20, and then improves the installation facility of interface module 10 Property and reliability.

Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited In contradiction, the scope that this specification is recorded all is considered to be.

Embodiment described above only expresses the several embodiments of the utility model, its description is more specific and detailed, But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.

Claims

1. a kind of interface module, the interface module is used to be installed on fixing piece, it is characterised in that the interface module bag Include：

Housing, the housing include first, and described first has first surface；

Wherein, the body is slidably connected with described first, so that the body can slide on the first surface；Institute State first rotating shaft to be connected with described first, the rotating member passes through the first rotating shaft and described first rotation connection, institute State and the first groove is offered on body, the rotating member can be freely rotated in first groove around the first rotating shaft； The second groove is offered on the side wall of first groove, the rotating member is rotatablely connected with second shaft, and described second Shaft is located in second groove and can be slided along the inner wall of second groove；

The 3rd groove is offered on the surface being in contact with the first surface of the body, on the bottom of the 3rd groove Equipped with the first locating part, the first surface is equipped with the second locating part, first locating part and the second locating part phase Adaptation, so that the fixing piece can be fastened on institute relative to the sliding distance of described first by limiting the body State on housing.

2. interface module according to claim 1, it is characterised in that the shape of second groove is U-shaped.

3. interface module according to claim 1, it is characterised in that described first further includes extension, the extension Portion extends from the edge of the first surface to perpendicular to the direction of the first surface, and it is recessed to offer the 4th on the extension Groove, the surface that the surface with offering first groove of the body is vertical are equipped with the first raised, first protrusion It is adapted with the 4th groove, so that first protrusion can be slided along the 4th groove and make the body and institute First is stated to be slidably connected.

4. interface module according to claim 1, it is characterised in that first locating part is raised for second, and described the Two locating parts are third protrusion, and the height of the third protrusion is identical with the depth of the 3rd groove, so that working as the body When being slided towards the direction of the rotating member, the side of the described second raised close rotating member positioned at the third protrusion, Cause the rotating member with being placed in the parallel of the body and being away from the fixing piece phase on the side of the first surface Abut.

5. according to the interface module any one of claim 1-4, it is characterised in that the housing further includes and described One second be detachably connected, described first has the second surface vertical with the first surface, second table The 5th groove is offered on face, mounting hole is offered on the side wall of the 5th groove, described second is equipped with mounting post, described Mounting post is adapted with the mounting hole.

6. interface module according to claim 5, it is characterised in that further include printed circuit board (PCB), the printed circuit board (PCB) In the 5th groove, the bottom of the 5th groove is equipped with the 4th raised, the described 4th raised and described printing electricity Road plate abuts against, the surface equipped with the mounting post of described second be equipped with it is the 5th raised, the described 5th it is raised with it is described Printed circuit board (PCB) abuts against, and the printed circuit board (PCB) is fixed on the 5th groove by the described 4th raised and described 5th protrusion It is interior.

7. interface module according to claim 6, it is characterised in that described first includes the 3rd surface, and the described 3rd Surface is opposite with the second surface, and third through-hole is offered on the 3rd surface, wherein, the printed circuit board (PCB) is equipped with First interface terminal and second interface terminal, the first interface terminal pass through the third through-hole, are opened up on described second There is a fourth hole, the second interface terminal passes through the fourth hole, and described first further includes the 4th surface, and the described 4th Surface is opposite with the first surface, offers the first card slot on the 4th surface, and remote described the first of described second The second card slot is offered on the surface in portion, second card slot is mutually clamped with first card slot.

8. interface module according to claim 7, it is characterised in that further include the first protection cap and the second protection cap, institute State the first protection cap to be detachably connected with described first, first protection cap is used to cover whole 3rd surface；Institute The second protection cap is stated on the surface for offering the fourth hole of described second, second protection cap and described the Two are detachably connected, and second protection cap is used to cover the second interface terminal.

9. interface module according to claim 6, it is characterised in that further include front interface group, the front interface group It is electrically connected with the printed circuit board (PCB), the front interface group includes ground interface.