CN111384637A - Wire clamping device and electrical plug connector with the same - Google Patents

Abstract

The invention discloses a wire clamping device and an electrical plug connector with the wire clamping device, comprising a wire punching cover body, the wire punching cover body having a hole extending from the back to the front for passing through the cable , the front of the wire punching cover body is provided with a crimping slope, and the back of the wire punching cover body is provided with a number of wire clipping components that communicate with the holes, and several of the wire clipping components are uniform along the circumferential direction of the hole. Distributed on the wire-bonding cover body. The beneficial effects of the present invention are as follows: the wire clip assemblies uniformly distributed on the wire punching cover body along the circumferential direction of the hole can be clipped into the corresponding cable wire group, which can effectively block the signal crosstalk between the wire group and the wire group. The signal transmission efficiency is enhanced; the connection tightness between the cable set and the electrical plug connector female body is increased when crimping through the crimping slope, which reduces the signal weakening and ensures the signal transmission quality.

Description

Wire clamping device and electrical plug connector with the same

technical field

The invention relates to a wire clamping device and an electrical plug connector with the wire clamping device.

Background technique

The electrical plug connector is used to establish the electrical connection between the first cable and the second cable, or also to establish the electrical connection between the first cable and the electrical appliance.

Another example is Chinese patent document CN104953342B, which discloses an electrical plug connector, which includes an electrical plug connector female body, a PCB circuit board with two groups of connecting elements, wherein the first group of connecting elements is arranged on the PCB circuit. On the front side of the board, and extending into a hole on the body of the electrical plug connector female seat, the second group of connecting elements is arranged on the back of the PCB circuit board, and the connecting elements are formed as blade-terminal contacts; wherein The plug-in connector includes a cable manager which has a through hole and is formed on the front side with a guide groove for the conductors for conductive contact with the blade-terminal contacts, here the guide groove is located in the blade-connector. The post contact area is formed with a deepened recess for the blade-terminal contact, and the cable manager can be latched with the electrical plug connector receptacle body. When the cable is inserted into the hole, the cable and the hole are not fixed. The shaking of the cable will affect the stability of the cable in the guide groove and the quality of signal transmission.

SUMMARY OF THE INVENTION

In order to overcome the above shortcomings, the purpose of the present invention is to provide a wire clamping device that can effectively block signal crosstalk between wire groups, reduce signal weakening, and enhance signal transmission efficiency and quality. The second technical problem to be solved by the present invention is to provide an electrical plug connector with the wire clamping device corresponding to solving one of the technical problems.

In order to achieve one of the above purposes, the technical solution adopted in the present invention is: a wire clamping device, comprising a wire punching cover body, and the wire punching cover body has a hole extending from the back to the front for passing through the cable, The front side of the wire punching cover body is provided with a crimping surface, and the backside of the wire punching cover body is provided with a plurality of wire clipping components that communicate with the holes, and a plurality of the wire clipping components are evenly distributed along the circumferential direction of the holes. on the wiring cover body. The beneficial effects of the present invention are as follows: the wire clamping assemblies uniformly distributed on the wire punching cover body along the circumferential direction of the hole can be clamped into the corresponding cable wire group, which can effectively block the signal crosstalk between the wire group and the wire group. The signal transmission efficiency is enhanced; when crimping through the crimping surface, the connection tightness between the cable set and the electrical plug connector female body is increased, the signal weakening is reduced, and the signal transmission quality is ensured.

Preferably, each of the wire clamping assemblies includes a first side wall and a second side wall, the top of the first side wall is provided with two semi-closed grooves, and the top of the second side wall is provided with two openings type groove, the semi-closed type groove and the open type groove are arranged correspondingly, the first side wall, the second side wall and the wire-bonding cover body form a tangent groove, and the two adjacent first side walls between the two adjacent second side walls are simultaneously connected by an isolation part;

The crimping surfaces include symmetrically arranged crimping inclined surfaces or circumferentially arranged arc-shaped crimping surfaces, which can be respectively applied to a 90-degree electrical plug connector female seat or a 180-degree electrical plug connector female seat. The correspondingly arranged semi-closed grooves and open grooves can make the cable clamp more firm; every two semi-closed grooves are clamped into the corresponding cable groups, and the semi-closed grooves can be used to clamp the cables. The signal crosstalk between the wire groups is effectively blocked, and the signal transmission efficiency is enhanced; the isolation part can strengthen the strength between each side wall and at the same time separate the wire groups and the wire groups on the adjacent two card wire assemblies. Spaced apart to reduce signal crosstalk; the use of symmetrically arranged crimping slopes and circumferentially arranged arc-shaped crimping surfaces can make the clamping device and the cable manager more firmly clamped.

Preferably, the isolation portion is provided with a limit slot. By arranging the limit card slot, the contact area between the cable card device and the cable manager is increased, so that the connection is more closely.

In order to achieve the second objective above, the technical solution adopted in the present invention is: an electrical plug connector female seat with a wire clamping device, comprising an electrical plug connector female seat body, the electrical plug connector female seat body A direct-pressing ferrule, a PCB circuit board, a terminal block and a wire clamping device are arranged in sequence, the front side of the PCB circuit board is connected to the tail of the pins on the direct-pressing ferrule, and the back of the PCB circuit board is provided with There is a second group of connecting elements connected with the terminal base, the terminal base is provided with a slot corresponding to the wire clamping component of the wire clamping device, and the wire clamping device is locked on the main body of the electrical plug connector female base On the outside of the cable clamping device, a separate cable manager is provided, and the cable management device is provided with a cable clamping channel that communicates with the hole of the cable clamping device, and the cable manager is installed on the electrical plug connector female. on the seat body. The beneficial effects of the present invention are as follows: the above-mentioned wire clamping device is applied to the electrical plug connector. Similarly, due to the use of the crimping slope and the wire clamping assembly uniformly distributed on the wire punching cover body along the circumferential direction of the hole, the Effectively block signal crosstalk between wire groups, reduce signal weakening, and enhance signal transmission efficiency to quality.

Preferably, the direct-pressure ferrule includes a pin assembly bracket, two pin assembly bracket buckles, and two rows of pins; the pin assembly bracket is provided with a mesh-shaped arc movable support point for two pins. The two ends of the row of pins are pressed against each other, and the pin assembly bracket is provided with a number of pin slots for the ends of the two rows of pins to be clamped; the pin assembly bracket and the two component brackets are snapped together. interlock with each other. The mesh-shaped arc movable support point is used to prevent the pins from being deformed after being stressed, thereby enhancing the elasticity and performance of the pins. The plug connector is in contact with the plug to avoid poor contact caused by the insertion of the plug connector.

The terminal base is provided with a pair of first limiting edges matched with the main body of the wire-bonding cover, and the use of the first limiting edges can make the connection more stable and more beautiful.

The cable manager includes a wire clip, a wire clip base and a wire support cover. The wire clip base is provided with a support plate on which the wire punch cover body is placed, and two sides of the support plate are provided with latches on the power supply. The clamping block on the main body of the plug connector female seat is provided with a cable fixing groove on the clamping wire buckle base located on the outside of the supporting plate, and is enclosed with the supporting wire cover to form the wire clamping channel. The above is provided with the wire buckle, one end of the wire buckle is hinged on the first end of the wire buckle base, and the other end of the wire buckle is clamped with the second end of the wire buckle base. The upper end of the cable buckle is provided with a fixed installation point, which is convenient for hand-held use.

Preferably, the second end of the wire buckle base is provided with an elastic sheet slideway, the elastic sheet slideway is provided with striped clamping points, and the first end of the wire buckle base is provided with a wire buckle fixing column, so The wire buckle has a circular arc structure, one end of which is a semi-circular buckle hinged with the fixing column of the wire buckle, and the other end is a toothed shrapnel connected with the shrapnel slideway.

Preferably, the bottom of the toothed elastic sheet is hollowed out in an arc shape, and an arc-shaped wire pressing clip is arranged on the outer side of the toothed elastic sheet. in the shrapnel slide.

The cable manager of the first solution used in the present invention fixes the wire carrier cover above the cable fixing groove of the base of the wire clip by using the way of flipping the clip of the wire clip to form a fixed wire clip channel. The bottom of the toothed shrapnel is hollowed out in an arc shape, so that the elastic force of the toothed shrapnel is better. When the toothed shrapnel slides, the arc-shaped clamp can gradually lock the cable so that it is not easy to loosen. There are limited points at the end of the tooth to prevent the toothed spring from sliding to the bottom. The fixed mounting point makes it easy to hold the part by hand, and it is easy to install and disassemble. By adding a cable manager, the cable is fixed in the card channel, and the cable in the card channel will not be offset and shaken when the electrical plug connector female seat is used, thus ensuring the cable group in the card slot, the first The contact points of the two groups of connecting elements are good and stable to ensure the stability of data transmission.

The second solution of the cable manager: The cable manager includes a tubular member that can change the direction of the cable, and its folding angle is 90 degrees or 135 degrees, and a channel for the cable to be routed is arranged therein. The tubular member is composed of a first shell and a second shell that are detachably connected, one end of the first shell and the second shell is pivotally connected, and the other end is fitted or buckled to form a cable for running. The wire channel; the front end of the tubular member fixes the wire clamping mechanism on the tubular member through a tightening nut, and the rear end of the tubular member is locked on the wire inlet of the female socket of the electrical plug connector. The above-mentioned wire clamping mechanism includes an injection molded part with surface electroplating treatment, including an annular base, at least 2 to 6 wire clamping support posts are arranged on one side of the annular base, and the outer side of the head of the wire clamping support post is provided with a clamp The wire is reversed, and the wire clamping support column and the clamping wire inversion are pressed toward the middle by the shrinking slope at the inner side of the wire inlet at the tail of the fastening nut during the tightening process.

Preferably, the female body of the electrical plug connector comprises a main body of the female seat, a window is arranged on the main body of the female seat, the window adopts a closed dust-proof window, and a dust-proof door mechanism is arranged in the window, and the dust-proof door is arranged in the window. The dust door mechanism includes a dust door and a torsion spring. The dust door is set on the window through the rotation of the torsion spring. The top of the inner side of the window is provided with two clamping posts, and the bottom of the window is provided with two dust door limit slots, which are straight. Press-fit ferrule limit lip and socket cover. Through the combination of the closed dustproof window, spring and dustproof door of the main body of the female seat, the direct pressure ferrule is effectively protected and the service life is prolonged; when the electrical plug connector is connected to the female seat, the female seat has a closed The type dustproof window can effectively fix the electrical plug connector connector to ensure the contact between the electrical plug connector connector and the in-line ferrule, and ensure normal and effective data transmission in most extreme conditions. When the electrical plug connector is pulled out of the female seat, the dustproof door will automatically spring back, and the structural relationship between the closed dustproof window and the dustproof door will not be too large to pop up, so as to ensure continuous and effective protection. In-line ferrule.

Preferably, the two sides of the female seat cover are provided with inclined surfaces matching the crimping inclined surfaces, and the two sides of the female seat cover are provided with plug-in posts respectively corresponding to the closed circular holes and semi-open circular holes on the main body of the female seat. The two sides of the female seat cover are provided with clamping blocks which are respectively engaged with the two first clamping grooves on the main body of the female seat, and the main body of the female seat is provided with two second clamping grooves which are respectively engaged with the two first clamping grooves. The blocks snap together.

Preferably, the main body of the female seat is a shielding female seat, the hook is separated from the shielding female seat, and the hook is inserted from the side and matched with the shielding female seat slot; or

The main body of the female seat is an unshielded female seat, and the hook and the unshielded female seat are integrally formed.

Description of drawings

Fig. 1 is the front structure schematic diagram of the wire clipping device of the present invention;

2 is a schematic view of the structure of the back side of the wire clamping device of the present invention;

Fig. 3 is the exploded schematic diagram of two kinds of electric plug connector female seat of the present invention;

Fig. 4 is the exploded schematic diagram of the direct pressure ferrule of the present invention;

5 is a schematic structural diagram of a terminal block of the present invention;

Fig. 6 is the exploded schematic diagram of the cable manager of the present invention;

7 is a schematic structural diagram of a 90-degree electrical plug connector female seat body of the present invention;

8 is a schematic front view of another structure of the wire clamping device of the present invention;

9 is a schematic structural diagram of another structure of the terminal block of the present invention;

10 is a schematic diagram of the assembly structure of the 90-degree electrical plug connector of the present invention;

11 is a schematic structural diagram of the wire clamping mechanism of the present invention;

12 is a schematic structural diagram of the 180-degree electrical plug connector assembly 90-degree pre-wire device of the present invention.

13 is a schematic structural diagram of the 180-degree electrical plug connector assembly 45-degree pre-wire device of the present invention.

14 is an exploded view of the 180-degree electrical plug connector assembly 45-degree pre-wire device of the present invention.

Detailed ways

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be more clearly defined.

As shown in FIG. 3 , an electrical plug connector in this embodiment includes an electrical plug connector female body 1 , and a direct pressure ferrule is sequentially arranged in the electrical plug connector female body 1 2. The PCB circuit board 3, the terminal block 4 and the wire clamping device 5, the front side of the PCB circuit board 3 is connected with the tail of the pins on the direct-pressing ferrule 2, and the back side of the PCB circuit board 3 passes through the second The group connecting element 7 is connected with the terminal base 4, and the terminal base 4 is provided with a slot corresponding to the wire clamping slot on the wire clamping device 5 for the second group of connection elements to pass through, and the wire clamping device 5 is locked. On the female body 1 of the electrical plug connector, a separate cable manager 6 is provided outside the cable card device 5, and the cable manager 6 is provided with a cable card channel that communicates with the hole of the cable card device 5, so The cable manager is locked on the female body 1 of the electrical plug connector.

As shown in FIG. 1 and FIG. 2 , the wire clamping device 5 includes a square wire punching cover body 51, and the wire punching cover body 51 has a hole 52 extending from the back to the front for passing through the cable. The front surface of the wire-bonding cover body 51 is provided with a crimping surface 54, and the crimping surface 54 includes a symmetrically arranged crimping inclined surface 541 (as shown in FIG. 1 ) or a circumferentially arranged arc-shaped crimping surface 542 (as shown in FIG. 1 ). 8), which can be applied to the 90-degree electrical plug connector female seat or the 180-degree electrical plug connector female seat respectively. The back of the wire-pulling cover body 51 is provided with a plurality of wire-binding components communicating with the holes 52 , and the plurality of the wire-catching components are evenly distributed on the wire-pulling cover body 1 along the circumferential direction of the holes 52 . Specifically, each of the wire clamping assemblies includes a first side wall 531 and a second side wall 532, and the top of the first side wall 531 is provided with two semi-closed grooves 533 (the number is not limited to two, But two are the best), the top of the second side wall 532 is provided with two open grooves 534 (the number is not limited to two, but two is the best), the semi-closed grooves 534 The grooves 533 and the open grooves 534 are correspondingly arranged. The first side wall 531, the second side wall 532 and the wire-bonding cover body 51 form a wire-cutting groove 535. Between the two adjacent first side walls 531, the The two adjacent second side walls 532 are connected simultaneously by the isolation portion 536 . As shown in the figure, there are four wire clamping assemblies, which are evenly distributed on the four corners of the back of the wire punching cover body 51. Each wire clamping assembly includes a first side wall 531 and a second side wall 532. Each The top of the first side wall 531 is provided with two semi-closed grooves 533, the top of each of the second side walls 532 is provided with two open grooves 534, and the corresponding semi-closed grooves 533 and open grooves The slot 534 can hold the cable more firmly. Each two semi-closed grooves 533 is clamped into the corresponding cable group, and the above-mentioned semi-closed grooves 533 can effectively block the signal crosstalk between the cable groups and enhance the signal transmission efficiency. The isolation portion 536 is in a trapezoid shape surrounded by four connecting plates, which can strengthen the strength between each side wall and space the wire groups from the wire groups on two adjacent wire clip assemblies to reduce signal crosstalk. The isolation portion 536 is provided with a limit slot 5361 . The crimping slope 55 provided on the front of the wire-bonding cover body 51 can increase the tightness of the connection between the wire set and the electrical plug connector, reduce signal weakening, and ensure signal transmission quality. At the same time, the wire clamping device 5 can be respectively applied to the female body of the 90-degree electrical plug connector and the female body of the 180-degree electrical plug connector.

As shown in FIG. 4 , the direct pressure ferrule 2 includes a pin assembly bracket 21 , two pin assembly bracket buckles 23 , 24 , and two rows of pins 22 a , 22 b . The pin assembly bracket 21 includes a mesh-shaped arc movable support point 25, and eight pin sockets 26 are opened thereon. into the pin slot 26 so that the pins do not swing left and right. The pin assembly bracket 21 and the two assembly bracket buckles 23 and 24 are clamped to each other through their own mechanical structures, so that the installation of the first row of pins 22a and the second row of pins 22b is more stable. The component bracket 21 is provided with a positioning groove 21a for placing the first row of pins 22a, support columns are provided on both sides of the positioning groove 21a, and vertical slots are provided on opposite sides of the two support columns. The clip 23 is first inserted into the vertical slot; the upper end surface of the first component bracket clip 23 is provided with a positioning slot 23a for placing the second row of pins 22b, and the second module bracket clip 24 is inserted into the vertical clip. The second row of pins 22b is fixed in the groove; the above-mentioned positioning grooves 23a and 21a are staggered to prevent the first row of pins 22a and the second row of pins 22b from overlapping each other. The arc portion between the two ends of the first row of pins 22a and the second row of pins 22b abuts on the mesh-shaped arc movable support point 25, so that the pins 22a, 22b will not be deformed after being stressed; thus enhancing the Due to the elasticity and performance of the pins 22a and 22b, even if one of the pins is pressed down by force, it will not affect the normal contact of the other seven pins with the plug of the electrical plug connector, which avoids poor contact caused by the insertion of the plug connector. The tails of the second rows of pins 22a and 22b all use fish-eye through holes 22-1. Therefore, when connecting with the PCB circuit board 3, no soldering process is required, which not only reduces the difficulty and cost of production, but also solves the problems caused by missing soldering, Poor contact caused by false welding and other problems. Increased service life. The above-mentioned pins 22a, 22b are collectively referred to as the first group of connecting elements.

As shown in FIG. 5 , the terminal base 4 is provided with a card slot 41 corresponding to the cable card assembly. In this embodiment, the number of the first group of connection elements and the second group of connection elements 7 are both eight. The number of the card slots 41 is also eight, and every two is distributed on the four corners of the terminal base 4 . The terminal base 4 is provided with a pair of first limiting edges 42 matched with the wire bonding cover body 51 . The first limiting edge 42 is provided with a card slot on the inner side, which can be inserted into the wire-bonding cover body 51 to fix the terminal base 4 on one side of the wire-bonding cover body 51 . The upper portion of the first limiting edge 42 may also be provided with a second limiting edge 43 to limit the wire-bonding cover body 51 therein. The terminal base 4 is provided with a limit post 44 (as shown in FIG. 9 ) matching with the limit slot 5361 .

As shown in FIG. 6 , the cable manager 6 includes a wire buckle 63, a wire buckle base 62 and a wire support cover 64. The wire buckle base 62 has a support plate 621 on which the wire punch cover body 51 is placed. The two sides of the support plate 621 are provided with clamping blocks 622 that are locked on the main body 1 of the electrical plug connector; the cable buckle base 62 located on the outside of the support plate 621 is provided with a cable fixing slot 623, and It is enclosed with the wire holding cover 64 to form the wire clamping channel. The wire clip 63 is provided above the towing wire cover 64 , one end of the wire clip 63 is hinged to the first end of the wire clip base 62 , and the other end of the wire clip 63 is connected to the first end of the wire clip base 62 . The second end of the wire clip base 62 is clipped. As can be seen from FIG. 6 , the second end of the wire buckle base 62 is provided with an elastic sheet slideway 625 , and the elastic sheet slideway is provided with stripe clamping points; the first end of the wire buckle base 62 is provided with The wire buckle fixing column 624; the wire buckle 63 is in a circular arc structure, one end of which is a semicircular buckle 631 hinged with the wire buckle fixing column 624, and the other end is a tooth-shaped spring piece 633 that is clamped with the spring piece slideway 625; The bottom of the toothed elastic piece 633 is arc-shaped hollow, and an arc-shaped wire pressing clip 634 is arranged on the outer side of the toothed elastic piece 633. Connected to the shrapnel slideway 625. The end of the toothed spring piece 633 has a limited position 635 to prevent the bottom of the slideway of the toothed spring piece 633 . There is a fixed installation point 632 on the upper part of the wire clip 63, which is convenient to hold the part by hand, and is easy to install and disassemble. The fixing column of the cable buckle 63 is installed on the cable buckle base 62 . When installing the cable, it is only necessary to put the cable into the cable fixing slot 623 , and cover the cable support cover 64 to fix the cable with the cable buckle 63 . To ensure that there is no poor contact of the front contact points due to cable shaking. Guaranteed data transmission stability.

In addition to the cable manager 6 of the above structure, other forms of the cable manager 6 can also be used to manage the cables. As shown in FIGS. 12-14 , the cable manager includes a tubular member that can change the wiring direction. It has a folded angle, and the above folded angle is generally 90 degrees or 135 degrees, and a channel for cable routing is arranged in the tubular member. The tubular member is composed of a first shell 8-1 and a second shell 8-2 that are detachably connected, and one end of the first shell 8-1 and the second shell 8-2 is pivotally connected, The other end is fitted or snapped to form a channel for the cable to run; the front end of the tubular member is provided with a fastening nut 8-3 for locking, and the rear end of the tubular member is locked in the electrical connection. on the wire inlet of the female connector of the plug connector. In this embodiment, the electric plug connector housing 1 is provided with a semi-circular arc-shaped lower threaded plate, and the female seat cover 15 is provided with a semi-circular arc-shaped upper threaded plate. After the body 1 is installed, the lower threaded plate and the upper threaded plate fit each other, and the threads located on the mutual fitting of the lower threaded plate and the upper threaded plate form an external thread for tightening the nut 8-3. When in use, when you do not need to change the cable routing, you can directly use the fastening nut 8-3 to fasten it on the lower threaded plate and the upper threaded plate without the tubular part; when the cable routing needs to be changed, put the The tail of the tubular piece is screwed on the lower threaded plate and the upper threaded plate, and the position of the tubular piece is adjusted, and then the wire clamping mechanism is installed on the tubular piece and fastened with the tightening nut 8-3.

As shown in FIG. 11 , the wire clamping mechanism in this embodiment includes an injection molded part with surface electroplating treatment, including an annular base 8-4, and six wire clamping support columns 8 are provided on one side of the annular base 8-4. -5, the outer side of the head of the clamping wire support column 8-5 is provided with a clamping wire inversion 8-6, and the clamping wire supporting column 8-5 and the clamping wire inversion 8-6 are in the fastening nut 8- 4 During the tightening process, it will move toward the middle, thereby clamping the cable and making it fixed.

As shown in FIGS. 3 and 6 , the electrical plug connector female seat body 1 includes a female seat main body 11 , a window 12 is arranged on the female seat main body 11 , the window 12 adopts a closed dust-proof window, and a dust-proof window is arranged in the window 12 The door mechanism 13, the dust-proof door mechanism 3 includes a dust-proof door 131 and a torsion spring 132, and the dust-proof door 131 is set on the window 12 by rotating the torsion spring 132. The dustproof door 131 is provided with two card slots and two electric plug connector plug fixing blocks. The inner top of the window 12 is provided with two clamping posts 121 , and the bottom of the window 12 is provided with two dust-proof door limiting grooves, a direct-pressing ferrule limiting lip 122 , and a female seat cover 15 . Through the combination of the main body 11 of the female seat, the window 12, the torsion spring 132 and the dustproof door 131, the direct pressure ferrule is effectively protected and the service life is prolonged; The dust mother seat has a closed dustproof window, which can effectively fix the electrical plug connector joint to ensure the contact between the electrical plug connector joint and the in-line ferrule, and ensure normal and effective data transmission in most extreme conditions. When the electrical plug connector is pulled out of the dustproof socket, the dustproof door will automatically spring back, and the structural relationship between the closed dustproof window and the dustproof door will not be too large to pop up, so as to ensure continuous effectiveness. protection of the in-line ferrule. The direct-pressing ferrule limiting lip 122 can effectively prevent the direct-pressing ferrule 2 from shaking after being inserted, so as to ensure that the direct-pressing ferrule 2 is in effective contact with the connector. Both sides of the female seat cover 15 are provided with inclined surfaces 151 matched with the crimping inclined surfaces 54 , and the two sides of the female seat cover 15 are provided with plug-in posts 152 respectively connected to the closed circular holes 111 on the female seat main body 11 . , The semi-open circular hole 112 is inserted, so that the female seat cover 15 will not be ejected due to force after being installed, so that the female seat cover 15 can be smoothly turned up and down around the insertion column 152. In this embodiment, the female seat cover 15 The turning angle of the seat cover 15 is 90 degrees, which is a 90-degree electrical plug connector female seat. Blocks 153 are provided on both sides of the female seat cover 15 to engage with the two first locking grooves 113 on the female seat main body 11 respectively, and the female seat main body 11 is provided with two second locking grooves 114 They are respectively engaged with the locking blocks 622 , and the auxiliary female seat cover 15 is engaged with the cover of the female seat main body 11 . In addition to the above structure, a 180-degree electrical plug connector female base can also be used, as shown in FIG. On the basis of the base cover 15), the lower end surface of the base is hingedly provided with a female seat lower cover 17 that can be turned up and down. In this embodiment, the female seat cover 15 and the female seat lower cover 17 can be turned 90 degrees.

The main body 11 of the female seat can be a shielding female seat. When the main body 11 of the female seat is a shielding female seat, the hook 14 is separated from the shielding female seat. The sockets are matched with the sockets, so that the whole can be snapped into the empty distribution frame, and the shielded socket from the side can ensure that the socket will not be pulled off after installation; the main body 11 of the socket can also be an unshielded socket, and the hook 14 It is integrally formed with the unshielded female base.

The above embodiments are only to illustrate the technical concept and characteristics of the present invention, and their purpose is to allow those familiar with the art to understand the content of the present invention and implement it, and cannot limit the scope of protection of the present invention. Equivalent changes or modifications made should all be included within the protection scope of the present invention.

Claims (10)

1. A wire clamping device comprising a wire punching cover body (51) having a hole (52) extending from the back to the front for passing through a cable, the wire punching cover body (51) having a hole (52) extending from the back to the front The front side of the cover body (51) is provided with a crimping surface (54), the back side of the wire punching cover body (51) is provided with a plurality of wire clamping assemblies communicated with the holes (52), and a plurality of the wire clamping assemblies The holes (52) are evenly distributed on the wire-bonding cover body (1) along the circumferential direction of the holes (52). 2. The wire clamping device according to claim 1, wherein each of the wire clamping assemblies comprises a first side wall (531) and a second side wall (532), and the first side wall (531) The top is provided with two semi-closed grooves (533), and the top of the second side wall (532) is provided with two open grooves (534). The grooves (534) are correspondingly arranged, the first side wall (531), the second side wall (532) and the wire-bonding cover body (51) form a tangent groove (535), and the two adjacent first side walls (535) Between (531) and between two adjacent second side walls (532) are connected simultaneously through the isolation portion (536); The crimping surface (54) includes a symmetrically arranged crimping inclined surface (541) or a circumferentially arranged arc-shaped crimping surface (542), which can be respectively applied to a 90-degree electrical plug connector female seat or a 180-degree electrical plug Connector female. 3. The wire clipping device according to claim 2, characterized in that: the isolation portion (536) is provided with a limit slot (5361). 4. An electrical plug connector female seat with a wire clamping device, characterized in that it comprises an electrical plug connector female seat body (1), which are sequentially arranged in the electrical plug connector female seat body (1). There is a direct pressure ferrule (2), a PCB circuit board (3), a terminal block (4) and a wire clamping device (5). The front surface of the PCB circuit board (3) is connected to the direct pressure ferrule (2). The back of the PCB circuit board (3) is provided with a second group of connecting elements (7) connected with the terminal block (4), and the terminal block (4) is provided with a connection element A card slot (41) corresponding to the wire card assembly of the device (5), the wire card device (5) is locked on the main body (1) of the electrical plug connector, and the wire card device (5) is external A separate cable manager (6) is provided, and a cable card channel communicated with the hole (52) of the cable card device (5) is arranged on the cable manager (6), and the cable manager (6) is installed On the electrical plug connector female body (1). 5 . The electrical plug connector receptacle with a wire clamping device according to claim 4 , wherein the direct-pressure ferrule ( 2 ) comprises a pin assembly bracket ( 21 ), two pins Component bracket buckles (23, 24), two rows of pins (22a, 22b), the pin assembly bracket (21) is provided with a mesh-shaped arc movable support point (25) for the second row of pins (22a) , 22b) between the two ends, the pin assembly bracket (21) is provided with a number of pin sockets (26) for the ends of the two rows of pins (22a, 22b) to be snapped into. The needle assembly bracket (21) and the two assembly bracket buckles (23, 24) are mutually clamped; The terminal seat (4) is provided with a pair of first limiting edges (42) matching with the wire-bonding cover body (51); The cable manager (6) includes a cable clip (63), a cable clip base (62) and a cable support cover (64), and the cable clip base (62) is provided with a wire punching cover body (51) ) of the support plate (621), and the two sides of the support plate (621) are provided with blocks (622) that are locked on the main body (1) of the electrical plug connector female seat, located at the outer side of the support plate (621) A cable fixing groove (623) is provided on the cable clip base (62) of the cable holder, and is enclosed with the cable support cover (64) to form the cable cable channel. The upper part of the cable cable cover (64) is provided with the The wire buckle (63), one end of the wire buckle (63) is hinged to the first end of the wire buckle base (62), and the other end of the wire buckle (63) is connected to the wire buckle base The second end of (62) is clamped. 6. The electrical plug connector female seat with a wire clamping device according to claim 5, characterized in that: the second end of the wire clamping base (62) is provided with an elastic sheet slideway (625), so Striped clamping points are arranged in the elastic sheet slideway; a wire buckle fixing column (624) is arranged on the first end of the wire buckle base (62); a semi-circular buckle (631) hinged with the wire buckle fixing post (624), and a toothed spring (633) at the other end that is clipped with the spring slide (625); The upper part of the first limiting edge (42) is provided with a second limiting edge (43) to limit the wire-bonding cover body (51) therein; The terminal seat (4) is provided with a limit post (44) matched with the limit slot (5361). 7 . The electrical plug connector receptacle with a wire clamping device according to claim 6 , wherein the bottom of the toothed elastic piece ( 633 ) is hollowed out in an arc shape, and an outer side of the toothed elastic piece (633 ) is provided with An arc-shaped wire-pressing clip (634), the arc-shaped wire-pressing clip (634) is matched with the stripe clamping point, and the other end of the wire clamping buckle is clamped in the elastic sheet slideway (625). 8 . The electrical plug connector receptacle with a wire clamping device according to claim 4 , wherein the electrical plug connector receptacle body ( 1 ) comprises a receptacle main body ( 11 ), and the receptacle main body (11) is provided with a window (12), the window (12) adopts a closed dust-proof window, and a dust-proof door mechanism (13) is arranged in the window (12), and the dust-proof door mechanism (3) It includes a dust-proof door (131) and a torsion spring (132). The dust-proof door (131) is set on the window (12) by being rotated by the torsion spring (132), and two clamping posts (121) are arranged on the inner top of the window (12). ), the bottom of the window (12) is provided with two dust-proof door limiting grooves, a direct-pressing ferrule limiting lip (122) and a female seat cover (15). 9 . The electrical plug connector female seat with a wire clamping device according to claim 8 , wherein the two sides of the female seat cover ( 15 ) are provided with slopes ( 151), two sides of the female seat cover (15) are provided with plug-in columns (152) which are respectively inserted into the closed circular holes (111) and semi-open circular holes (112) on the female seat main body (11) , the two sides of the female seat cover (15) are provided with locking blocks (153) which are respectively engaged with the two first locking grooves (113) on the female seat main body (11), and the female seat main body (11) ) are provided with two second card slots (114) which are respectively engaged with the card blocks (622). 10. The electrical plug connector receptacle with a wire clamping device according to any one of claims 8 or 9, wherein the main body (1) of the receptacle is a shielding receptacle, and the hooks (14) are connected to The shielding female seat is separated, and the hook (14) is snapped in from the side and matched with the shielding female seat slot; or The main body (1) of the female seat is an unshielded female seat, and the hook (14) is integrally formed with the unshielded female seat.

Images