CN217882086U - Sealing plug and connector - Google Patents

Abstract

The utility model provides a sealing plug and connector belongs to connector technical field. The sealing plug is arranged between the first cable and the connector to realize sealing between the first cable and the connector, the sealing plug comprises a through hole which is arranged in a penetrating direction of the first cable in a penetrating mode and an accommodating groove which is communicated with the through hole, the first cable comprises a connecting line and a tail which is arranged on the connecting line, the connecting line penetrates through the through hole, and the tail is made to be accommodated in the accommodating groove, so that the connecting length of the connector and the first cable is shortened. The utility model discloses a connector is through setting up the accepting groove on the sealing plug to accept partial line tail, realized on the one hand sealed between connector and the cable, on the other hand has shortened the size of connector, has still reduced the manufacturing cost of connector.

Description

Sealing plug and connector

Technical Field

The utility model relates to a sealing plug and connector belongs to connector technical field.

Background

With the development and progress of computer and network technology, hardware devices of a computer have also been rapidly developed, and a connector is generally mounted on a computer and peripheral products as an interface device connected to an external network cable, and the connector is mounted on a housing, so that the connector is connected to a component inside the device through a cable, and an external cable is connected to the connector to transmit signals or currents inside the device and the device.

At present, the tip of cable is equipped with the link usually and the line tail that is connected with the link to avoid damaged between cable and the link, the connector sets up the sealing plug between seal structure and cable in order to realize the waterproof between cable and the connector, sets up the sealing plug in the line tail outside usually, with the water-proof effects between improvement cable and the connector, but, locate the line tail outside with the sealing plug, make the size of connector longer, occupation space when using is big, and manufacturing cost is high.

Accordingly, a sealing plug and a connector are proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealing plug and connector to solve the longer, big problem of occupation space of current connector size

In order to achieve the above object, the utility model provides a sealing plug arranges in between first cable and the connector to realize the sealed between first cable and the connector, the sealing plug include along the interlude direction of first cable link up the setting the via hole and with the accepting groove that the via hole is linked together, first cable includes the connecting wire and locates line tail on the connecting wire, the connecting wire passes the via hole, and make the line tail is acceptd in the accepting groove, in order to shorten the connector with the connection length of first cable.

As a further improvement, the accommodating groove is in the shape of a horn, and the sealing plug is close to the one end of the connector is inwards in the shape of a shrink and is sunken to form.

As a further improvement of the present invention, the sealing plug further includes an opening communicated with the via hole, the opening is opened on the outer side wall of the sealing plug, so that the first cable can pass through the opening and be accommodated in the via hole.

As a further improvement of the utility model, the sealing plug is made of rubber.

In order to achieve the above object, the utility model provides a connector is located on the mounting panel to realize the communication connection of mounting panel both sides, establish in the first cable outside and with glue the seal structure that the connection can be dismantled to the core including gluing core, cover, seal structure includes aforementioned sealing plug.

As a further improvement of the utility model, seal structure still include sealed shell and with the retaining member of connection can be dismantled to sealed shell, the sealing plug is arranged in between sealed shell and the retaining member, and pass through sealed shell with the mutual extrusion of retaining member, in order to realize sealed shell with sealed between the first cable.

As a further improvement of the utility model, be formed with protruding muscle on the lateral wall of sealing plug, work as the sealed shell with during retaining member interconnect, protruding muscle is arranged in the sealed shell with between the retaining member, so that the sealed shell with the retaining member extrudees each other protruding muscle.

As a further improvement of the present invention, the glue core includes a first seal ring, an outer end and is disposed in a first seal groove on the outer end, the first seal ring is accommodated in the first seal groove, and respectively with the outer end and the seal shell butt, so as to realize the seal shell with seal between the glue cores.

As a further improvement of the utility model, the connector include with glue core threaded connection's mounting, it is protruding stupefied to glue the core, protruding stupefied locating machine outer end is kept away from seal structure's one end, the mounting panel is located protruding stupefied with between the mounting, and pass through the mounting with protruding stupefied mutual extrusion, in order to incite the connector install on the mounting panel.

As a further improvement of the utility model, the rubber core further comprises a sealing gasket, the sealing gasket is arranged between the convex edge and the mounting plate, so as to realize the rubber core and the sealing between the mounting plates.

The utility model has the advantages that: the utility model discloses a connector is through setting up the accepting groove on the sealing plug to accept partial line tail, realized the sealed between connector and the cable on the one hand, on the other hand has shortened the size of connector, has still reduced the manufacturing cost of connector.

Drawings

Fig. 1 is a perspective view of a connector according to a preferred embodiment of the present invention.

Fig. 2 is an exploded view of the connector of fig. 1.

Fig. 3 is a cross-sectional view of the connector of fig. 1.

Figure 4 is a perspective view of the seal of figure 2.

Fig. 5 is a perspective view of the sealing plug of fig. 4.

Fig. 6 is a perspective view of the first cable of fig. 2.

Fig. 7 is a perspective view of the rubber core of fig. 2.

Fig. 8 is another perspective view of the glue core of fig. 7.

Fig. 9 is a perspective view of the body and the terminal block of fig. 2.

Fig. 10 is a partially enlarged view of the main body of fig. 9.

Fig. 11 is a perspective view of the body of fig. 2.

Fig. 12 is another perspective view of the body of fig. 11.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention is described in detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 and 2, the present invention discloses a connector 100, which is installed on a device and is respectively connected to a cable outside the device and components inside the device, so that a plurality of devices are communicatively connected through the cable. The device includes a mounting board 200 and a through hole 201 provided in the mounting board 200, and the connector 100 is accommodated in the through hole 201 and abuts against the mounting board 200 to mount the connector 100 on the device, thereby realizing communication connection on both sides of the mounting board 200, that is, communication connection between the inside and the outside of the device.

As shown in fig. 7, specifically, the connector 100 includes a rubber core 1 and a fixing member 2 in threaded connection with the rubber core 1, the rubber core 1 is provided with a protruding edge 131, the protruding edge 131 is disposed at a middle position of the rubber core 1, the mounting plate 200 is disposed between the protruding edge 131 and the fixing member 2, and is pressed against the protruding edge 131 through the fixing member 2, so as to mount the connector 100 on the mounting plate 200, wherein the rubber core 1 includes an inner end 13 and an outer end 12, the protruding edge 131 is disposed at a connection position of the inner end 13 and the outer end 12 and extends outward from the rubber core 1, the outer end 12 is provided with a thread on an outer surface thereof, the fixing member 2 is sleeved on the outer end 12 and can move in a direction approaching or separating from the protruding edge 131 through the thread, the size of the through hole 201 corresponds to the size of the outer end 12, so that the outer end 12 can pass through the through hole 201, and both the protruding edges 131 and 2 can abut against the mounting plate 200, and the fixing member 2 moves in a direction approaching the protruding edge 131 through the thread, so as to press the mounting plate 200, thereby improving connection stability of the connector 100 and the mounting plate 200.

In this embodiment, the rubber core 1 further includes a sealing gasket 14, and the sealing gasket 14 is disposed between the protruding edge 131 and the mounting plate 200 to realize sealing between the rubber core 1 and the mounting plate 200, of course, in other embodiments, the sealing gasket 14 may be disposed between the mounting plate 200 and the fixing member 2, and a sealing adhesive may be used instead of the sealing gasket 14, as long as sealing and waterproofing between the connector 100 and the mounting plate 200 can be realized, which is not limited herein.

Referring to fig. 1 to 7, the connector 100 includes a sealing structure 3 and a first cable 4, the first cable 4 is accommodated in the sealing structure 3 and connected to the rubber core 1, one end of the sealing structure 3 is connected to the rubber core 1, and the other end is connected to the first cable 4, so as to seal a connection portion between the first cable 4 and the rubber core 1.

The sealing structure 3 includes an accommodating passage 311 and a sealing plug 32, the first cable 4 is provided with a connecting end 41, the connecting end 41 is configured to be capable of being inserted into or withdrawn from the accommodating passage 311 and capable of moving in the accommodating passage 311, the sealing plug 32 is sleeved on the outer side of the first cable 4, and at least part of the sealing plug 32 abuts against the inner side wall of the accommodating passage 311, so as to seal between the first cable 4 and the accommodating passage 311. Specifically, the maximum diameter of the cross section of the connecting end 41 is not greater than the minimum diameter of the accommodating passage 311, so that the connecting end 41 can be freely inserted into or withdrawn from the accommodating passage 311, so as to realize that the rubber core 1 can be directly connected with the first cable 4, and the sealing plug 32 which can be abutted against the inner side walls of the first cable 4 and the accommodating passage 311 is arranged in the accommodating passage 311, so as to realize the waterproof and sealing between the first cable 4 and the sealing structure 3, and simplify the connection step of the first cable 4 and the connector 100.

Seal structure 3 is still including sealed shell 31 and retaining member 33, and the one end of sealed shell 31 is fixed with the outer end 12 locking of gluey core 1, and the other end is fixed with retaining member 33 locking, and sealing plug 32 is located between sealed shell 31 and the retaining member 33, and when retaining member 33 and sealed shell 31 locking fastening, through the mutual extrusion between sealed shell 31 and the retaining member 33 for sealing plug 32 is by extrusion deformation, in order to realize the sealed between sealed shell 31 and the retaining member 33. Preferably, an inner thread is arranged on the inner side wall of the locking member 33, and an outer thread is correspondingly arranged on the outer side wall of the sealing shell 31 close to one end of the locking member 33, so as to realize threaded connection between the locking member 33 and the sealing shell 31; the outer side wall of the outer end 12 is provided with external threads, and the inner side wall of the sealing shell 31 close to one end of the outer end 12 is correspondingly provided with internal threads so as to realize threaded connection between the sealing shell 31 and the outer end 12.

The accommodating passage 311 is arranged in the sealing shell 31, the locking member 33 is provided with a through hole 331 which penetrates through the accommodating passage 311 along the insertion direction of the first cable 4 and corresponds to the accommodating passage 311, the diameter of the through hole 331 is the same as that of the accommodating passage 311, so that the connecting end 41 can freely penetrate through the through hole 331 and enter the accommodating passage 311, the maximum diameter of the sealing plug 32 is larger than that of the through hole 331, and when the locking member 33 is connected with the sealing shell 31, the sealing plug 32 can be extruded, and sealing between the locking member 33 and the sealing shell 31 is realized.

The first cable 4 comprises a connecting line 43, the connecting end 41 is arranged at the tail end of the connecting line 43, the sealing plug 32 comprises a through hole 324 which is arranged in a penetrating direction of the first cable 4 in a penetrating mode and an opening 321 communicated with the through hole 324, the first cable 4 penetrates through the opening 321 and is contained in the through hole 324, and the locking piece 33 and the sealing shell 31 mutually press the sealing plug 32 to achieve sealing between the first cable 4 and the sealing shell 31. Specifically, the opening 321 is opened on the outer side wall of the sealing plug 32 and the outer side wall of the sealing plug 32 is recessed inwards, so that the connecting wire 43 can pass through the opening 321 and be accommodated in the through hole 324, and the sealing plug 32 is pressed by the locking member 33 and the sealing shell 31, so that the sealing plug 32 is deformed, and on one hand, the sealing between the sealing plug 32 and the first cable 4 is realized, and on the other hand, the sealing between the sealing plug 32 and the sealing shell 31 is realized.

The sealing plug 32 includes a receiving groove 323 communicating with the via hole 324, the first cable 4 includes a tail 44 disposed on the connecting line 43, the tail 44 is disposed at a connection between the connecting end 41 and the connecting line 43 and extends from the connecting end 41 to the tail 44 in a shrinking manner to prevent the connecting line 43 from being broken at the connecting end 41, so as to prolong the service life of the first cable 4, the connecting line 43 passes through the via hole 324, and the tail 44 is received in the receiving groove 323, so as to shorten the connection length between the connector 100 and the first cable 4.

Specifically, the receiving groove 323 is disposed in a flared shape, and one end of the sealing plug 32 close to the connector 100 is recessed inward in a shrinking shape, when connecting, the connecting wire 43 of the first cable 4 is passed through the opening 321 and received in the through hole 324, and the sealing plug 32 is pushed to slide on the connecting wire 43, so that the wire tail 44 is at least partially received in the receiving groove 323, so as to shorten the distance from the sealing plug 32 to the connecting end 41, preferably, the material of the sealing plug 32 is rubber, of course, in other embodiments, the sealing plug 32 may be made of other elastic materials, when the elastic deformation of the material is large, the opening 321 may not be disposed on the sealing plug 32, and when connecting, the through hole 324 of the sealing plug 32 is expanded, so that the connecting end 41 can pass through the through hole 324, and the sealing plug 32 can be tightly attached to the connecting wire 43 under the effect of elasticity, so as to achieve the sealing between the sealing plug 32 and the first cable 4.

Be formed with protruding muscle 322 on the lateral wall of sealing plug 32, protruding muscle 322 locates the marginal position of sealing plug 32 and outwards extends, when sealed shell 31 and retaining member 33 interconnect, arranges in between sealed shell 31 and the retaining member 33 to make sealed shell 31 and retaining member 33 extrude protruding muscle 322 each other, make protruding muscle 322 warp, in order to realize the sealed between sealed shell 31 and the retaining member 33. Specifically, retaining member 33 includes the side and with side fixed connection's baffle, perforate 331 and locate the middle part position of baffle and run through the baffle, is equipped with the screw thread on the inside wall of side to the cover establish sealed 31 outside and with sealed 31 threaded connection of shell, during the connection, protruding muscle 322 is located between sealed 31 and the baffle, in order to realize sealed waterproof between sealed 31 and the retaining member 33.

The outer surface of the outer end 12 is provided with threads, and the inner side wall of the sealing shell 31 close to the outer end 12 is also provided with threads, so that when the sealing shell 31 is connected, part of the outer end 12 is accommodated in the accommodating channel 311, and the sealing shell 31 is connected with the outer end 12 in a threaded manner.

The rubber core 1 comprises a first sealing ring 15, a first sealing groove 121 matched with the first sealing ring 15 is arranged on the outer end 12 of the machine, the first sealing ring 15 is contained in the first sealing groove 121 and is respectively abutted to the outer end 12 of the machine and the sealing shell 31 to realize sealing between the sealing shell 31 and the rubber core 1, specifically, the first sealing groove 121 is arranged at one end, close to the sealing shell 31, of the outer end 12 of the machine and is inwards recessed from the outer side wall of the outer end 12 of the machine, part of the first sealing ring 15 is contained in the first sealing groove 121 to realize positioning of the first sealing ring 15, the other part of the first sealing ring 15 is arranged between the sealing shell 31 and the inner end 13, and the sealing shell 31 and the inner end 13 are mutually extruded to enable the first sealing ring 15 to deform so as to realize water prevention between the sealing shell 31 and the inner end 13.

Specifically, as shown in fig. 6 and 7, the outer end 12 includes a connection port 122, the connection port 122 is disposed at an end of the outer end 12 close to the sealing structure 3, the connection port 122 is shaped to match the connection end 41, when connecting, the connection end 41 extends into and penetrates the accommodating channel 311, and is accommodated in the connection port 122 to realize connection between the first cable 4 and the rubber core 1, and is connected to the rubber core 1 and the first cable 4 through the sealing structure 3, so as to realize water tightness among the rubber core 1, the first cable 4, and the sealing structure 3.

The rubber core 1 comprises a fastener 123 arranged in the connecting port 122, the connecting end 41 is provided with a fastener 42, the connecting end 41 is accommodated in the connecting port 122, and the fastener 42 and the fastener 123 are matched with each other, so that the rubber core 1 and the connecting end 41 can be detachably connected. Specifically, the engaging member 42 extends outward from the side wall of the connecting end 41, the fastening member 123 is recessed inward from the inner side wall of the connecting port 122, when the connecting end 41 is received in the connecting port 122, the engaging member 42 is received in the fastening member 123 to realize the fastening connection between the connecting end 41 and the rubber core 1, thereby avoiding the poor contact between the connecting end 41 and the rubber core 1 in the use process, and ensuring the stable connection between the first cable 4 and the rubber core 1 even if the connection between the sealing structure 3 and the rubber core 1 is loose.

Referring to fig. 1 to 3 in combination with fig. 7 to 12, the rubber core 1 includes a connecting channel 11 penetrating through the inner end 13 and the outer end 12 and communicating with the connecting port 122, the connector 100 includes a terminal assembly 5 received in the connecting channel 11, the terminal assembly 5 and the connecting port 122 are respectively disposed at two sides of the connecting channel 11, and the first cable 4 is received in the connecting port 122 and communicatively connected to the terminal assembly 5.

The terminal assembly 5 comprises a main body 52 and a terminal block 51 connected with the main body 52, wherein a socket 53 and a transmission hole 525 communicated with the socket 53 are arranged on the main body 52, the terminal block 51 penetrates through the transmission hole 525 and is at least partially accommodated in the socket 53, the first cable 4 is in communication connection with one end, away from the socket 53, of the terminal block 51, the second cable (not shown) extends into the socket 53 and is in communication connection with the terminal block 51, the terminal block 51 is accommodated in the main body 52, two ends of the terminal block 51 are respectively arranged on two sides of the main body 52, one end of the terminal block is connected with the first cable 4, and the other end of the terminal block is connected with a component in the equipment.

Specifically, as shown in fig. 9 and 10, the connection terminal 51 includes a first abutting portion 511, a second abutting portion (not shown) is disposed in the connection end 41 of the first cable 4, when the connection end 41 is received in the connection port 122, the second abutting portion abuts against the first abutting portion 511, and meanwhile, the engaging member 42 of the first cable 4 contacts with the engaging member 123 of the rubber core 1, so that the first cable 4 is connected to the rubber core 1 in a snap-fit manner, and the first abutting portion 511 and the second abutting portion maintain an abutting state.

The connecting terminal 51 comprises a transmission part 512 connected with the first abutting part 511, the first abutting part 511 and the transmission part 512 are arranged at an acute angle, the main body 52 comprises a supporting plate 521, the first abutting part 511 and the transmission part 512 are arranged at two sides of the supporting plate 521, specifically, the transmission part 512 and the supporting plate 521 are arranged in parallel, so that the first abutting part 511 and the supporting plate 521 are arranged at an acute angle, when the connecting end 41 abuts against the connecting terminal 51, an included angle between the first abutting part 511 and the transmission part 512 can be reduced, so that elastic force is generated between the first abutting part 511 and the transmission part 512, meanwhile, the first abutting part 511 can extend into the connecting end 41 to abut against the second abutting part, and under the action of the elastic force, the connection stability between the first abutting part 511 and the transmission part 512 is improved.

The supporting plate 521 extends outwards from the main body 52, and one end of the supporting plate 521, which is far away from the main body 52, is provided with a positioning groove 522 corresponding to the connecting terminal 51, and a joint of the first abutting portion 511 and the transmission portion 512 is accommodated in the positioning groove 522. Preferably, the number of the wire terminals 51 and the positioning slots 522 is the same, so that each wire terminal 51 can be accommodated in the corresponding positioning slot 522 to avoid mutual contact between the wire terminals 51, and of course, in other embodiments, the number of the positioning slots 522 may be larger than the number of the wire terminals 51, which is not limited herein.

The terminal assembly 5 includes a sealant (not shown), the main body 52 further includes a dispensing slot 524 communicated with the transmission hole 525, a groove 523 communicated with the dispensing slot 524 is provided between the transmission part 512 and the support plate 521, and the dispensing slot 524 and the groove 523 are configured to accommodate dispensing to seal the terminal 51 and the main body 52. Preferably, the terminal assembly 5 further includes a sealant, which is injected into the dispensing groove 524 and the groove 523 to seal between the transmission part 512, the support plate 521 and the main body 52. Wherein, the one end that the interface 53 was kept away from to main part 52 is located to point gluey groove 524, and point gluey groove 524 and interface 53 are linked together through transmission hole 525, the side of point gluey groove 524 is located to backup pad 521, one side of backup pad 521 towards point gluey groove 524 is inwards sunken in order to form recess 523, make to have great clearance between backup pad 521 and the transmission portion 512, when pouring sealant into in the point gluey groove 524, sealed glue can flow to recess 523 from point gluey groove 524, avoid having the gap between binding post 51 and the backup pad 521, make transmission portion 512 all filled all around sealed glue, in order to realize the waterproof seal between binding post 51 and the main part 52.

Referring specifically to fig. 8 and 12, the connector 100 includes a second cable, the socket 53 is formed by recessing inward from the main body 52, and the second cable is provided with a plug (not shown) matching with the socket 53, and the plug is accommodated in the socket 53, so that the second cable is in communication connection with the connection terminal 51. Wherein, the one end of second cable and inside components and parts communication connection of equipment, the other end are equipped with the bayonet joint, and interface 53 deviates from setting from some gluey groove 524, and transmission portion 512 passes transmission hole 525 and accepts in interface 53 and with the bayonet joint butt from some gluey groove 524 to realize the connection of second cable and binding post 51.

The outer peripheral wall of the main body 52 is provided with a bump 527, the rubber core 1 is correspondingly provided with a clamping hole 132, the bump 527 is accommodated in the clamping hole 132, so that the terminal assembly 5 is connected with the rubber core 1 in a buckling manner, specifically, the clamping hole 132 is arranged at the inner end 13 of the machine, the terminal assembly 5 is accommodated at the inner end 13 of the machine and connected with the inner end 13 in a buckling manner, and convenient connection between the terminal assembly 5 and the rubber core 1 is realized. Preferably, four protrusions 527 are provided corresponding to the four locking holes 132, and are equally disposed on the upper and lower sides of the main body 52.

Specifically, as shown in fig. 2 and 9, the terminal assembly 5 includes a second sealing ring 54, a second sealing groove 526 is formed on the outer peripheral wall of the main body 52, a portion of the second sealing ring 54 is accommodated in the second sealing groove 526 and is clamped between the terminal assembly 5 and the rubber core 1, when the terminal assembly 5 is connected to the rubber core 1 in a snap-fit manner, the main body 52 and the rubber core 1 mutually press the second sealing ring 54, so that the second sealing ring 54 is deformed to seal between the rubber core 1 and the terminal assembly 5, wherein the second sealing ring 54 is a sealing element, and the second sealing groove 526 is a sealing groove.

In summary, the connector 100 of the present invention reduces the connection steps between the rubber core 1 and the sealing shell 31 by directly screwing the rubber core 1 to the sealing shell 31; the first sealing groove 121 is arranged on the rubber core 1, and the first sealing ring 15 is arranged between the rubber core 1 and the sealing shell 31, so that the rubber core 1 and the sealing shell 31 are in sealing connection; by arranging the accommodating passage 311 in the sealing shell 31 to be capable of directly accommodating the connection end 41, the connection end 41 can be directly inserted into or withdrawn from the accommodating passage 311, and the convenient connection of the first cable 4 and the connector 100 is realized; by providing a sealing plug 32 between the first cable 4 and the sealing shell 31, a seal between the first cable 4 and the sealing shell 31 is achieved; the length of the seal structure 3 is shortened by providing the seal plug 32 with the receiving groove 323 for receiving the wire tail 44; the terminal assembly 5 is provided with the jack 53 matched with the second cable, so that the wiring terminal 51 can be directly connected with the second cable in a communication manner, the connection method of the connector 100 and the second cable is simplified, and the production cost of the connector 100 is reduced; by providing the groove 523 between the transmission part 512 and the support plate 521 to enlarge the gap between the transmission end and the support plate 521, the connection between the connection terminal 51 and the main body 52 is sealed, and the waterproof performance of the connector 100 is improved.

The above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.

Claims (10)

1. A sealing plug for placement between a first cable and a connector to effect a seal between the first cable and the connector, wherein: the sealing plug includes that the interlude direction along first cable link up the via hole that sets up and with the accepting groove that the via hole is linked together, first cable includes the connecting wire and locates line tail on the connecting wire, the connecting wire passes the via hole to make the line tail is acceptd in the accepting groove, in order to shorten the connector with the connection length of first cable.

2. A sealing plug as claimed in claim 1, wherein: the accepting groove is the setting of loudspeaker form, and certainly the sealing plug is close to the one end of connector inwards is the sunken formation of shrink form.

3. A sealing plug as claimed in claim 1, wherein: the sealing plug further comprises an opening communicated with the through hole, and the opening is formed in the outer side wall of the sealing plug, so that the first cable can penetrate through the opening and be accommodated in the through hole.

4. A sealing plug as claimed in claim 1, wherein: the sealing plug is made of rubber.

5. The utility model provides a connector, locates on the mounting panel to realize the communication connection of mounting panel both sides, its characterized in that: comprises a rubber core and a sealing structure which is sleeved outside the first cable and is detachably connected with the rubber core, wherein the sealing structure comprises a sealing plug as claimed in any one of claims 1 to 4.

6. The connector of claim 5, wherein: the sealing structure further comprises a sealing shell and a locking piece detachably connected with the sealing shell, the sealing plug is arranged between the sealing shell and the locking piece, and the sealing shell and the locking piece are mutually extruded to realize sealing between the sealing shell and the first cable.

7. The connector of claim 6, wherein: be formed with protruding muscle on the lateral wall of sealing plug, work as the sealed shell with during retaining member interconnect, protruding muscle is arranged in the sealed shell with between the retaining member, so that the sealed shell with the retaining member extrudees each other protruding muscle.

8. The connector of claim 6, wherein: the glue core comprises a first sealing ring, an outer end and a first sealing groove formed in the outer end, the first sealing ring is accommodated in the first sealing groove and is respectively abutted against the outer end and the sealing shell, and therefore sealing between the sealing shell and the glue core is achieved.

9. The connector of claim 8, wherein: the connector include with gluey core threaded connection's mounting, it is stupefied to glue the core, protruding stupefied locating machine outer end is kept away from seal structure's one end, the mounting panel is located protruding stupefied with between the mounting, and through the mounting with protruding stupefied mutual extrusion, in order to incite somebody to action the connector is installed on the mounting panel.

10. The connector of claim 9, wherein: the rubber core further comprises a sealing gasket, and the sealing gasket is arranged between the convex edge and the mounting plate to realize sealing between the rubber core and the mounting plate.

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