CN111446582A - D-SUB connector and connector assembly - Google Patents

Abstract

The invention relates to a D-SUB connector and a connector assembly, comprising: a housing, a connector body, a connecting screw, and a bolt; the housing includes: the connector comprises a connector body, a first shell and a second shell, wherein the connector body is arranged in the shell and is exposed out of one end of the shell, a cable connected with the connector body extends into the connector body from the other end of the shell, through holes are formed in two side parts of the shell, and a connecting screw penetrates through the through holes, is assembled on the connector body in a threaded mode and extends out of the connector body; the both sides of first shell all are provided with the buckle, the inside wall of second shell be provided with the draw-in groove of buckle looks joint, be provided with the screw thread post in the second shell, the bolt penetrates from the outside first shell with screw thread post screw assembly. The invention has the effects of firm structure and convenient assembly.

Description

D-SUB connector and connector assembly

Technical Field

The invention relates to the technical field of connectors, in particular to a D-SUB connector and a connector assembly.

Background

D-SUB is commonly known as VGA (video Graphics adapter) interface. This is an analog signal interface, with different numbers of interfaces as required. The D-SUB connector and connector assembly is a rectangular connector with a frequency below 3MHz, and it is versatile in its form, can be used for both ac and dc, and is one of the most common input/output connectors. With the development of communication technology, D-SUB connectors and connector assemblies have been widely used in communication devices, and power supplies, alarms, network management and interfaces of fan units of communication devices can all use the D-SUB connectors and connector assemblies.

Most of D-SUB connectors and connector assemblies on the E-market are characterized in that internal parts of the D-SUB connectors and connector assemblies are firstly placed between an upper shell and a lower shell, and then the upper shell and the lower shell are fixed by hot melting, most obviously, the D-SUB connectors and connector assemblies for connecting a computer host and a computer display screen are common.

For example, a chinese patent with publication No. CN206532970U discloses a D-SUB connector and a connector assembly, the D-SUB connector and the connector assembly includes a ferrule 10 and a shielding member, one end of the ferrule 10 is used for connecting a wire harness, the shielding member is covered outside the wire harness, the shielding member is a metal housing 20, the housing 20 includes a main body 21 and an upper cover 22 connected with each other by a bolt 23, and a containing cavity 20a is defined between the main body 21 and the upper cover 22.

The above prior art solutions have the following drawbacks: in the process of assembling the D-SUB connector and the connector assembly, the main body 21 and the upper cover 22 need to be aligned, then the main body 21 and the upper cover 22 need to be pinched, and then the bolt 23 needs to be aligned with the threaded holes on the two, so that the bolt 23 can be screwed, but if the bolt 23 is screwed by one hand, the assembling personnel is easy to deflect, the assembling is not convenient enough, and thus the improvement is needed.

Disclosure of Invention

The invention aims to provide a D-SUB connector which has the advantages of firm structure and convenient assembly.

The above object of the present invention is achieved by the following technical solutions: a D-SUB connector comprising: a housing, a connector body, a connecting screw, and a bolt;

the housing includes: the connector comprises a connector body, a first shell and a second shell, wherein the connector body is arranged in the shell and is exposed out of one end of the shell, a cable connected with the connector body extends into the connector body from the other end of the shell, through holes are formed in two side parts of the shell, and a connecting screw penetrates through the through holes, is assembled on the connector body in a threaded mode and extends out of the connector body;

the both sides of first shell all are provided with the buckle, the inside wall of second shell be provided with the draw-in groove of buckle looks joint, be provided with the screw thread post in the second shell, the bolt penetrates from the outside first shell with screw thread post screw assembly.

By adopting the technical scheme, when the D-SUB connector is assembled, the connector main body can be placed into the first shell or the second shell, the buckle is clamped into the clamping groove, the pre-fixing between the first shell and the second shell is realized, the problem that the first shell and the second shell are easy to misplace after being taken off is avoided, the D-SUB connector can be placed, taken and assembled at any time, an assembling person can conveniently penetrate a bolt into the first shell and the threaded column from the outside at any time and any place, and then a connecting screw penetrates through the through hole to be assembled with the connector main body in a threaded manner.

The invention is further arranged such that the buckle comprises: the clamping plate is fixed on the inner side wall of the first shell and extends out of the first shell, and the clamping block is arranged on the outer side wall of the clamping plate and provided with a guide surface which is obliquely arranged.

Through adopting above-mentioned technical scheme, insert the buckle in the in-process of second shell, the border of second shell can the butt in the spigot surface, and the continuation extrusion then can order about the buckle inwards sunken because of the existence of spigot surface to can make the fixture block slide in the draw-in groove more easily, the cooperation draw-in groove realizes fixing in advance between first shell and the second shell to the limiting displacement of fixture block, and the operation is more convenient, and structural design is more simple, practical.

The invention is further arranged in that a hollow column for the bolt to penetrate through is arranged in the first shell, a counter bore communicated with the hollow column is arranged on the outer surface of the first shell, and the counter bore is used for accommodating a screwing cap part of the bolt.

By adopting the technical scheme, the counter bore can enable the screwing cap of the bolt to be hidden and not to protrude out of the outer surface of the first shell.

The present invention further provides that the connector body comprises: the plug terminal is embedded in the rubber core, a male connector is formed when the plug terminal extends outwards out of the rubber core, a female connector is formed when the plug terminal does not extend outwards out of the rubber core, the rubber core extends inwards out of the metal support opening, and the extending part of the rubber core is located in the shell.

Through adopting above-mentioned technical scheme, the structural strength of connector main part has been strengthened to the metal support mouth, has the shielding signal function moreover, prevents that the electromagnetic wave from disturbing this connector work, and the rubber core then can be better firm plug terminal, and above-mentioned structure is not only stable, simple manufacture moreover.

The invention is further arranged in such a way that the metal supporting opening is provided with a rectangular plate, the rectangular plate is assembled with the connecting screw in a threaded manner, a blocking strip is arranged at one end edge of the shell, blocking plates are arranged at two sides in the shell, a gap is reserved between the blocking strip and the blocking plates for the insertion connection of the rectangular plate, and the blocking plates are divided into two parts and are respectively arranged in the first shell and the second shell.

Through adopting above-mentioned technical scheme, the division barrier strip has good tight limiting displacement to the rectangular plate with the division baffle to prevent that the metal support mouth from rocking in the casing, inside this kind of design can prevent water or the easy entering casing of dust moreover, the structure is not only stable, dustproof and waterproof is effectual moreover.

The invention also aims to provide a connector assembly which has the advantages of firm structure and convenience in assembly.

The second purpose of the invention is realized by the following technical scheme: a connector assembly comprising: a D-SUB connector, a shielded cable, a conductive clip, and a ground plate as described above;

the shielding cable is provided with the shielding layer, electrically conductive clamp piece press from both sides tightly in the periphery wall of shielding cable and with the shielding layer is connected, the one end of ground plate with electrically conductive clamp piece is connected, the other end of ground plate with the surface of metal-support mouth contacts in order to realize the ground connection function.

By adopting the above technical solution, on the basis of the above advantages of the D-SUB connector, the connector assembly also has the above advantages, that is: the structure is firm and the assembly is convenient; furthermore, after the shielding layer with the shielding cable is peeled off, make the shielding layer overturn backward and paste on the periphery wall of shielding cable, then make electrically conductive clamp spare press from both sides tightly on the periphery wall of shielding cable, in order to ensure electrically conductive clamp spare and shielding layer to be connected, electrically conductive clamp spare contacts with the metal support mouth through the ground plate again, in order to realize the ground connection function, this kind of structural design compares with common connector, need not the complicated ground pin of design structure and ground sleeve, a large amount of die sinking expenses have been saved, increase simple structure's electrically conductive clamp spare, the ground plate can, low in manufacturing cost, the equipment is simple and convenient.

The invention is further arranged in that a first supporting strip for supporting one surface of the rubber core is arranged in the first shell, a second supporting strip for supporting the other surface of the rubber core is arranged in the second shell, and a notch is formed in the middle of the first supporting strip for the grounding plate to pass through.

By adopting the technical scheme, the first supporting strips and the second supporting strips have better supporting effect on the rubber core, so that the rubber core is prevented from shaking in the shell, the shell can be prevented from being recessed when being subjected to larger extrusion force, and the structure is firmer; the design of breach provides the space that passes for the ground plate, and then can be more level and smooth when the ground plate is located the casing, and the breach can also prevent that the ground plate from rocking in the casing simultaneously, has further promoted structural stability.

The invention is further arranged in such a way that a first limiting plate and a second limiting plate are arranged at one end, close to the end, into which the shielding cable extends, in the shell, a gap is reserved between the first limiting plate and the second limiting plate to accommodate the conductive clamping piece, the first limiting plate and the second limiting plate are divided into two parts and are respectively arranged in the first shell and the second shell, a first supporting block abutting against the conductive clamping piece is arranged between the first limiting plate and the second limiting plate in the first shell, and a second supporting block abutting against the conductive clamping piece is arranged between the first limiting plate and the second limiting plate in the second shell.

By adopting the technical scheme, the first limiting plate and the second limiting plate have a limiting effect on the conductive clamping piece so as to prevent the conductive clamping piece from shaking in the shell, the structure is more stable, and the first limiting plate and the second limiting plate can prevent water or dust from easily entering the shell, so that the dustproof and waterproof effects are further improved; first supporting shoe, second supporting shoe have the support butt effect to electrically conductive clamping piece simultaneously to avoid producing great gap between electrically conductive clamping piece and first shell, the second shell, further prevent that electrically conductive clamping piece from rocking in the casing, the indent when can also preventing that the casing from receiving great extrusion force, the structure is more firm.

The invention further provides that the electrically conductive clamping member comprises: first splint, second splint and locking screw, first splint second splint are indent arc structure, the both ends of first splint all are provided with the confession the perforation that locking screw passed, the both ends of second splint all be provided with the screw hole of locking screw thread assembly.

Through adopting above-mentioned technical scheme, pass the shielding cable between first splint, the second splint earlier, make the perforation that locking screw passed first splint again then gradually screw in the screw hole of second splint to order about first splint, second splint and be close to each other, thereby press from both sides tight shielding cable, the equipment, dismantle fairly simple, stable in structure, the cost of manufacture is low.

The present invention further provides that said ground plate comprises: long narrow plate and short wide board, the one end of long narrow plate with electrically conductive clamp is connected, short wide board is located the other end of long narrow plate and with the surface contact of metal support mouth, short wide board with the surface protrusion that the metal support mouth contacted is provided with a plurality of contacts.

By adopting the technical scheme, the ground plate can consume less materials due to the design of the long and narrow plates, and the short and wide plates and the metal supporting port have larger contact area and stable grounding effect; the contact of protrusion design can ensure short broadplate and metal support mouthful abundant contact to prevent because of rocking or the contactless condition that other reasons lead to short broadplate and metal support mouthful existence, ground connection is more stable.

In conclusion, the beneficial technical effects of the invention are as follows:

firstly, when the D-SUB connector is assembled, the connector main body can be placed into the first shell or the second shell, then the buckle is clamped into the clamping groove, the pre-fixing between the first shell and the second shell is realized, the problem that the first shell and the second shell are easy to misplace after being separated from each other is solved, the D-SUB connector can be placed, taken and assembled at any time, an assembling worker can conveniently penetrate a bolt into the first shell from the outside and screw the bolt into the threaded column at any time and any place, and then a connecting screw penetrates through the through hole to be assembled with the connector main body in a threaded manner, so that the D-SUB connector with the structural design has the advantages of firm structure and low manufacturing cost, can be pre-fixed through the buckle and the clamping groove, solves the problem that the assembling worker can only fix the shell and screw the bolt by one hand, and is more convenient to assemble;

secondly, after peeling off the shielding layer of shielding cable, make the shielding layer overturn backward and paste on the periphery wall of shielding cable, then make electrically conductive clamp spare press from both sides tightly on the periphery wall of shielding cable, in order to ensure electrically conductive clamp spare and shielding layer to be connected, electrically conductive clamp spare contacts with the metal support mouth through the ground plate again, in order to realize the ground connection function, this kind of structural design compares with common connector, need not the earthing pin and the ground sleeve that the design structure is complicated, a large amount of die sinking expenses have been saved, increase simple structure's electrically conductive clamp spare, the ground plate can, low in manufacturing cost, the equipment is simple and convenient.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is an exploded view of a first embodiment of the present invention;

FIG. 3 is a schematic structural view of a first housing in an embodiment of the invention;

FIG. 4 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 5 is an exploded view of a second embodiment of the present invention;

fig. 6 is a schematic structural view of a conductive clip according to an embodiment of the present invention.

Reference numerals: 1. a shielded cable; 11. a shielding layer; 2. a conductive clamping member; 21. a first splint; 211. perforating; 212. a first anti-slip groove; 22. a second splint; 221. a threaded hole; 222. flanging; 223. a second anti-slip groove; 23. locking screws; 3. a ground plate; 31. a long narrow plate; 32. a short-wide plate; 33. a contact; 4. a connector body; 41. a metal support port; 411. a rectangular plate; 42. a rubber core; 43. a plug-in terminal; 5. a housing; 51. a first shell; 511. buckling; 5111. clamping a plate; 5112. a clamping block; 512. a hollow column; 513. a counter bore; 514. a first support block; 52. a second shell; 521. a card slot; 522. a threaded post; 523. a second support block; 53. a barrier strip; 54. a baffle plate; 55. a first support bar; 551. a notch; 56. a second supporting strip; 57. a first limit plate; 58. a second limiting plate; 59. a through hole; 6. a connecting screw; 7. a bolt; 71. the cap is screwed.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1 and 2, a D-SUB connector disclosed in the present invention includes: a housing 5, a connector body 4, a connection screw 6, and a bolt 7.

The housing 5 includes: first shell 51 and second shell 52, connector body 4 installs in casing 5 and exposes from the one end of casing 5, the cable that is connected with connector body 4 stretches into from the other end of casing 5, the both sides part of casing 5 is provided with through-hole 59, connecting screw 6 passes through-hole 59 and screw assembly on connector body 4 and stretches out, the both sides of first shell 51 all are provided with buckle 511, the inside wall of second shell 52 is provided with the draw-in groove 521 with buckle 511 looks joint, be provided with screw post 522 in the second shell 52, bolt 7 penetrates first shell 51 in order to assemble with screw post 522 screw thread from the outside.

The connector body 4 includes: metal support mouth 41, rubber core 42 and plug terminal 43, plug terminal 43 buries underground in rubber core 42, plug terminal 43 does not stretch out rubber core 42 and forms the female head of connector outward in this embodiment, plug terminal 43 can also stretch out rubber core 42 outwards in other embodiments in order to form the public head of connector, rubber core 42 part stretches out metal support mouth 41 inwards and its projecting part is located casing 5, metal support mouth 41 has strengthened the structural strength of connector main part 4, and has the shielding signal function, prevent that the electromagnetic wave from disturbing this connector work, rubber core 42 then can be better firm plug terminal 43, above-mentioned structure is not only stable, and simple manufacture.

The metal supporting opening 41 is provided with a rectangular plate 411, the rectangular plate 411 is assembled with the connecting screw 6 in a threaded mode, a partition bar 53 is arranged on one end edge of the shell 5, partition plates 54 are arranged on two sides in the shell 5, a gap is reserved between the partition bar 53 and the partition plates 54 to allow the rectangular plate 411 to be inserted, and the partition plates 54 are divided into two parts and are respectively arranged in the first shell 51 and the second shell 52. Partition plate 54 and first shell 51, second shell 52 are last to have seted up the semicircle notch in order to be used for forming through-hole 59, partition strip 53 with separate baffle 54 and have good tight limiting displacement of clamp to rectangular plate 411 to prevent that metal support mouth 41 from rocking in casing 5, inside this kind of design can prevent easy entering casing 5 of water or dust moreover, the structure is not only stable, dustproof and waterproof is effectual moreover.

As shown in fig. 2 and 3, the buckle 511 is provided with four groups and includes: cardboard 5111 and fixture block 5112, cardboard 5111 are fixed in the inside wall of first shell 51 and extend from first shell 51 in, fixture block 5112 locates the lateral wall of cardboard 5111 and is equipped with the spigot surface of slope setting. Insert the in-process of buckle 511 in the second shell 52, the border of second shell 52 can the butt in the spigot surface, and it then can be because of the existence of spigot surface orders about buckle 511 inwards sunken to continue the extrusion, then can make fixture block 5112 slide in draw-in groove 521 more easily, cooperation draw-in groove 521 is to the limiting displacement of fixture block 5112, realizes between first shell 51 and the second shell 52 pre-fixing, and the operation is more convenient, and structural design is simpler, practical.

A hollow column 512 through which the bolt 7 penetrates is arranged in the first shell 51, a counter bore 513 communicated with the hollow column 512 is arranged on the outer surface of the first shell 51, the counter bore 513 is used for accommodating a screwing cap 71 of the bolt 7, and the counter bore 513 can enable the screwing cap 71 of the bolt 7 to be hidden and arranged and not to protrude out of the outer surface of the first shell 51.

The implementation principle of the embodiment is as follows: when the D-SUB connector is assembled, the connector body 4 can be placed into the first shell 51 or the second shell 52, the buckle 511 is clamped into the clamping groove 521, pre-fixing between the first shell 51 and the second shell 52 is achieved, the problem that the first shell 51 and the second shell 52 are prone to dislocation after being taken off hand is solved, the D-SUB connector can be placed, taken and assembled at any time, an assembler can conveniently penetrate the bolt 7 into the first shell 51 from the outside and screw the bolt into the threaded column 522 at any time and any place, and then the connecting screw 6 penetrates the through hole 59 to be assembled with the connector body 4 in a threaded mode.

Example two:

referring to fig. 4 and 5, a connector assembly disclosed for the present invention includes: a D-SUB connector, a shielded cable 1, a conductive clip 2 and a ground plate 3 as described in embodiment one.

The shielding cable 1 is provided with shielding layer 11, and electrically conductive clamp 2 presss from both sides tightly in the periphery wall of shielding cable 1 and is connected with shielding layer 11, and the one end of ground plate 3 is connected with electrically conductive clamp 2, and the other end of ground plate 3 contacts in order to realize the ground connection function with the surface of metal support mouth 41.

A first supporting strip 55 for supporting one surface of the rubber core 42 is disposed in the first shell 51, a second supporting strip 56 (shown in fig. 3) for supporting the other surface of the rubber core 42 is disposed in the second shell 52, and a notch 551 (shown in fig. 3) is opened in the middle of the first supporting strip 55 for the floor 3 to pass through. The first supporting strip 55 and the second supporting strip 56 (as shown in fig. 3) have a better supporting effect on the rubber core 42, so as to prevent the rubber core 42 from shaking in the housing 5, and further prevent the housing 5 from being recessed when subjected to a larger extrusion force, so that the structure is firmer; the design of breach 551 provides the space that passes for ground plate 3, and then ground plate 3 can be more level and smooth when being located casing 5, and breach 551 can also prevent that ground plate 3 from rocking in casing 5 simultaneously, has further promoted structural stability.

One end of the housing 5, which is close to the end where the shielding cable 1 extends, is provided with a first limiting plate 57 and a second limiting plate 58, a gap is reserved between the first limiting plate 57 and the second limiting plate 58 to accommodate the conductive clamping member 2, the first limiting plate 57 and the second limiting plate 58 are divided into two parts and are respectively arranged in the first shell 51 and the second shell 52, a first supporting block 514 (shown in fig. 3) abutting against the conductive clamping member 2 is arranged between the first limiting plate 57 and the second limiting plate 58 in the first shell 51, and a second supporting block 523 (shown in fig. 2) abutting against the conductive clamping member 2 is arranged between the first limiting plate 57 and the second limiting plate 58 in the second shell 52.

The first limiting plate 57 and the second limiting plate 58 have a limiting effect on the conductive clamping piece 2 to prevent the conductive clamping piece 2 from shaking in the shell 5, so that the structure is more stable, and the first limiting plate 57 and the second limiting plate 58 can prevent water or dust from easily entering the shell 5, so that the dustproof and waterproof effects are further improved; meanwhile, the first supporting block 514 (shown in fig. 3) and the second supporting block 523 (shown in fig. 2) have a supporting and abutting effect on the conductive clamping member 2, so as to avoid large gaps between the conductive clamping member 2 and the first shell 51 and the second shell 52, further prevent the conductive clamping member 2 from shaking in the housing 5, and further prevent the housing 5 from being recessed when receiving a large extrusion force, so that the structure is firmer.

As shown in fig. 5 and 6 in combination, the conductive clip 2 includes: first splint 21, second splint 22 and locking screw 23, first splint 21, second splint 22 are concave arc structure, the both ends of first splint 21 all are provided with the perforation 211 that supplies locking screw 23 to pass, the both ends of second splint 22 all are provided with the screw hole 221 with the assembly of locking screw 23 screw thread, earlier shield cable 1 passes first splint 21, between the second splint 22, make locking screw 23 pass perforation 211 of first splint 21 again and then gradually screw in the screw hole 221 of second splint 22, in order to order about first splint 21, second splint 22 are close to each other, thereby press from both sides tight shield cable 1, the equipment, dismantle fairly simply, stable in structure, the cost of manufacture is low.

The second clamping plate 22 is provided with the turned-over edge 222 at the periphery of the threaded hole 221, and the turned-over edge 222 can be provided with a plurality of turns of threads inside, so that the locking screw 23 and the second clamping plate 22 can be assembled more stably in a threaded manner, and the structure is simple and practical.

Stamping forming has a plurality of first anti-skidding grooves 212 on first splint 21, stamping forming has a plurality of second anti-skidding grooves 223 on second splint 22, first anti-skidding groove 212 and second anti-skidding groove 223 all are rectangular shape and quantity two in this embodiment, the first anti-skidding groove 212 of stamping forming, second anti-skidding groove 223 can make first splint 21, second splint 22 unevenness (surface is sunken, the internal surface is salient), thereby electrically conductive clamp 2 presss from both sides tightly behind shielded cable 1, electrically conductive clamp 2 is difficult for sliding, the structure is more firm.

The grounding plate 3 and the first clamping plate 21 are integrally formed, the integrally formed structure can ensure that the grounding plate 3 and the first clamping plate 21 are firmly connected without welding or other fixing modes, and the manufacturing is simple and convenient.

The grounding plate 3 and the first clamping plate 21 are made of aluminum, and the second clamping plate 22 and the locking screw 23 are made of stainless steel. The ground plate 3, the first splint 21 of aluminium material have good electrical conductivity, and deformability is difficult for the rupture moreover, and stainless steel's second splint 22, locking screw 23 not only can electrically conduct, and the structure is higher moreover, and non-deformable damages have promoted the structural strength of electrically conductive clamping piece 2, connect more firmly.

The ground plate 3 includes: long narrow plate 31 and short wide plate 32, the one end of long narrow plate 31 is connected with electrically conductive clamping member 2, short wide plate 32 locate long narrow plate 31 the other end and with the surface contact of metal support mouth 4, the design of long narrow plate 31 can make ground plate 3 consumptive material less, short wide plate 32 has great area of contact with metal support mouth 4 moreover, the ground effect is stable.

The surface that short wide plate 32 and metal support mouth 4 contacted is provided with a plurality of contacts 33 by the protrusion, and the quantity of contact 33 is three and is the triangle-shaped and arranges in this embodiment, and the quantity of contact 33 can also be one in other embodiments, two, four or more, and the contact 33 of protrusion design can ensure short wide plate 32 and metal support mouth 4 and fully contact to prevent because of rocking or the contactless condition that other reasons lead to short wide plate 32 and metal support mouth 4 to exist, ground connection is more stable.

The implementation principle of the embodiment is as follows: on the basis of the advantages of the D-SUB connector, the connector assembly also has the advantages that are described above, namely: the structure is firm and the assembly is convenient; furthermore, after the shielding layer 11 with shielding cable 1 is peeled off, make shielding layer 11 overturn backward and paste on the periphery wall of shielding cable 1, then make electrically conductive clamp 2 press from both sides tightly on the periphery wall of shielding cable 1, in order to ensure electrically conductive clamp 2 and shielding layer 11 to be connected, electrically conductive clamp 2 rethread ground plate 3 contacts with metal support mouth 41, in order to realize the ground connection function, this kind of structural design compares with common connector, need not the ground pin and the ground sleeve that the design structure is complicated, a large amount of die sinking expenses have been saved, increase simple structure's electrically conductive clamp 2, the ground plate 3 can, the cost of manufacture is low, the equipment is simple and convenient.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (10)

1. A D-SUB connector, comprising: a housing (5), a connector body (4), a connecting screw (6), and a bolt (7);

the housing (5) comprises: the connector comprises a first shell (51) and a second shell (52), wherein the connector body (4) is installed in the shell (5) and is exposed out of one end of the shell (5), a cable connected with the connector body (4) extends into the connector body from the other end of the shell (5), through holes (59) are formed in two side parts of the shell (5), and a connecting screw (6) penetrates through the through holes (59) and is assembled on the connector body (4) in a threaded mode and extends out;

both sides of first shell (51) all are provided with buckle (511), the inside wall of second shell (52) be provided with draw-in groove (521) of buckle (511) looks joint, be provided with screw thread post (522) in second shell (52), bolt (7) penetrate from the outside first shell (51) with screw thread post (522) screw assembly.

2. The D-SUB connector of claim 1, wherein the snap (511) comprises: the clamping plate (5111) is fixed on the inner side wall of the first shell (51) and extends out of the first shell (51), and the clamping block (5112) is arranged on the outer side wall of the clamping plate (5111) and provided with a guide surface which is obliquely arranged.

3. The D-SUB connector according to claim 1, wherein a hollow column (512) for the bolt (7) to pass through is provided in the first shell (51), and a counter bore (513) communicated with the hollow column (512) is provided in an outer surface of the first shell (51), and the counter bore (513) is used for accommodating a screw cap (71) of the bolt (7).

4. The D-SUB connector according to claim 1, wherein the connector body (4) comprises: the rubber plug comprises a metal supporting opening (41), a rubber core (42) and a plug terminal (43), wherein the plug terminal (43) is embedded in the rubber core (42), a male connector is formed when the plug terminal (43) extends out of the rubber core (42), a female connector is formed when the plug terminal (43) does not extend out of the rubber core (42), part of the rubber core (42) extends out of the metal supporting opening (41) inwards, and the extending part of the rubber core is located in the shell (5).

5. The D-SUB connector of claim 4, characterized in that the metal support opening (41) has a rectangular plate (411), the rectangular plate (411) is screw-fitted with the connecting screw (6), a barrier strip (53) is provided at one end edge of the housing (5), barrier plates (54) are provided at two side positions in the housing (5), a gap is reserved between the barrier strip (53) and the barrier plates (54) for the insertion of the rectangular plate (411), and the barrier plates (54) are divided into two parts and are respectively provided in the first shell (51) and the second shell (52).

6. A connector assembly, comprising: the D-SUB-connector, the shielded cable (1), the conductive clamp (2), and the ground plate (3) of any one of claims 4-5;

the shielding cable (1) is provided with shielding layer (11), conductive clamping piece (2) press from both sides tightly in the periphery wall of shielding cable (1) and with shielding layer (11) are connected, the one end of ground plate (3) with conductive clamping piece (2) are connected, the other end of ground plate (3) with the surface of metal support mouth (41) contacts in order to realize the ground connection function.

7. The connector assembly according to claim 6, wherein a first supporting strip (55) is arranged in the first shell (51) and supports one surface of the glue core (42), a second supporting strip (56) is arranged in the second shell (52) and supports the other surface of the glue core (42), and a notch (551) is formed in the middle of the first supporting strip (55) for the ground plate (3) to pass through.

8. Connector assembly according to claim 6, characterized in that the end of the housing (5) near the end into which the shielded cable (1) protrudes is provided with a first stop plate (57) and a second stop plate (58), a gap is reserved between the first limiting plate (57) and the second limiting plate (58) for accommodating the conductive clamping piece (2), the first limit plate (57) and the second limit plate (58) are divided into two parts and are respectively arranged in the first shell (51) and the second shell (52), a first supporting block (514) abutted to the conductive clamping piece (2) is arranged between the first limiting plate (57) and the second limiting plate (58) in the first shell (51), and a second supporting block (523) abutted to the conductive clamping piece (2) is arranged between the first limiting plate (57) and the second limiting plate (58) in the second shell (52).

9. Connector assembly according to claim 6, characterized in that the conductive clamp (2) comprises: first splint (21), second splint (22) and locking screw (23), first splint (21) second splint (22) are concave arc structure, the both ends of first splint (21) all are provided with the confession perforation (211) that locking screw (23) passed, the both ends of second splint (22) all be provided with screw hole (221) of locking screw (23) screw assembly.

10. Connector assembly according to claim 6, characterized in that the ground plate (3) comprises: the conductive clamping piece comprises a long narrow plate (31) and a short wide plate (32), one end of the long narrow plate (31) is connected with the conductive clamping piece (2), the short wide plate (32) is arranged at the other end of the long narrow plate (31) and is in contact with the surface of the metal supporting opening (41), and a plurality of contacts (33) are arranged on the surface, in contact with the metal supporting opening (41), of the short wide plate (32) in a protruding mode.

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