CN216903531U - Single-ended universal connector locking structure and connector - Google Patents

Abstract

The utility model discloses a locking structure of a single-ended universal connector and the connector, wherein the locking structure of the single-ended universal connector comprises a knob, a locking rod, a guide sleeve and a reset spring, the knob is fixedly arranged at the upper end of the locking rod, the guide sleeve is sleeved on the locking rod, and the guide sleeve is used for being installed in an installation hole in a connector body; the mounting holes are stepped holes and sequentially comprise a first mounting hole, a second mounting hole and a third mounting hole from top to bottom, a first end face is formed between the first mounting hole and the second mounting hole, and a second end face is formed between the second mounting hole and the third mounting hole; the guide sleeve is arranged in the first mounting hole, the locking rod is coaxially arranged with the first mounting hole, the second mounting hole and the third mounting hole, the guide sleeve is sleeved on the locking rod and is in sliding fit with the first mounting hole, and the locking rod is provided with a limiting part and a locking part. The utility model breaks through the traditional plug-in mode of interconnecting a contact pin and a socket in the traditional method, realizes signal interconnection by adopting single-ended contact, and is more convenient to use.

Description

Single-ended universal connector locking structure and connector

Technical Field

The utility model relates to the technical field of communication and data transmission, in particular to a locking structure of a single-ended universal connector; in addition, the utility model also relates to a single-ended universal connector.

Background

In recent years, with the function of electronic products becoming more and more complex, the density of devices on a PCB becomes higher and more, the number of JTAG pin connectors for programming and debugging (for example, debug port pins such as DSP, CPU, FPGA, CPLD) becomes larger and more, these connectors not only occupy a part of the layout space of the PCB, but also have higher requirements for the height space, and in many cases, the pins can only be placed on the main device surface of the PCB (such as standard modules such as ASAAC, SEM-D, VPX), the PCB needs to be completely removed from the structural member to use the pins during maintenance, and the pin connectors also occupy more space when being plugged into the emulator socket, and the requirements for the layout height and space of peripheral devices are further improved.

For multilayer stacked high-density products, the pin connector cannot be placed due to the limitation of the distribution height, the pins can only be removed after the programming procedure and then assembled, the pins need to be temporarily welded for maintenance after the PCB is removed during later maintenance, and the pins are removed again for product assembly after use, so that the operation is very complicated.

The application numbers are: CN201821329891.5, publication no: the utility model of CN208970812U discloses a vehicle-mounted multi-channel signal connector, wherein pins are welded on a substrate, the substrate on which the pins are welded is injection molded to form a socket body of a socket, the substrate is solidified in the socket body, the substrate is firmly installed on the socket, the plug and the socket are firmly inserted, and multi-channel signal communication is safely and reliably realized; the socket body of the socket is formed by injection molding, other connecting pieces are omitted, the size of the socket is reduced, the socket is widely used, and the like; be equipped with female terminal in the plug, the contact pin is inserted with female terminal and is switched on, and socket and three plug form a plurality of passageways.

The application numbers are: CN202010820265.1, publication no: the utility model patent of CN112019402A discloses a multifunctional debugging device of an intelligent network card, which comprises a multifunctional debugging interface and a debugging connection unit; the multifunctional debugging interface is positioned on the intelligent network card and is respectively connected with each unit to be debugged, which needs to be debugged, on the intelligent network card, the debugging connection unit is positioned outside the intelligent network card and is respectively connected with the multifunctional debugging interface and a plurality of host terminals used for debugging the corresponding unit to be debugged, so that the multifunctional debugging interface and each host terminal can transmit information between the host terminals, and each host terminal can be debugged correspondingly through the debugging connection unit and the multifunctional debugging interface. The space of the intelligent network card can be saved while the debugging requirement is met.

Currently, the JTAG pin connectors in the prior art have the following disadvantages:

firstly, the occupied space is large, and the layout of the device is influenced;

secondly, a plurality of contact pins are required to be welded on each PCB, so that the cost of the device is high;

thirdly, the PCB can be maintained and upgraded only by being completely detached from the shell, and the operation is complicated;

fourthly, for multilayer stacked high-density products, welding/disassembling work of the pin connector is required before and after each programming maintenance, the workload is large, and quality risks exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a locking structure of a single-ended universal connector, which is mainly used for realizing the quick connection and disassembly of the single-ended universal connector and a mainboard, so that the single-ended universal connector can efficiently and conveniently realize the debugging, maintenance and upgrading of a product in a smaller space;

in addition, the utility model also discloses a single-ended universal connector which not only has the advantages of small volume and convenient use, but also can realize the purpose of quick plug-in mounting; the product debugging, maintenance and upgrading can be efficiently and conveniently realized.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:

a locking structure of a single-end universal connector comprises a knob, a locking rod, a guide sleeve and a reset spring, wherein the knob is fixedly arranged at the upper end of the locking rod, the guide sleeve is sleeved on the locking rod, and the guide sleeve is used for being installed in an installation hole in a connector body;

the mounting holes are stepped holes and sequentially comprise a first mounting hole, a second mounting hole and a third mounting hole from top to bottom, a first end face is formed between the first mounting hole and the second mounting hole, and a second end face is formed between the second mounting hole and the third mounting hole;

the guide sleeve is installed in the first mounting hole, the locking rod is coaxially arranged with the first mounting hole, the second mounting hole and the third mounting hole, the guide sleeve is sleeved on the locking rod and is in sliding fit with the first mounting hole, the locking rod is provided with a limiting portion and a locking portion, the locking portion is located at the lower end portion of the locking rod, the limiting portion is located in the third mounting hole, and under the action of the reset spring, the upper end of the limiting portion can be in contact with the second end face.

In some embodiments, the limiting portion is a cylindrical structure, and the limiting portion is configured to coaxially and rotatably fit with the third mounting hole.

Preferably, the locking portion is the cuboid structure, and the width of locking portion is the same with the lower extreme diameter of check lock pole.

Wherein, the edge of the locking part is provided with a round angle.

Further optimize, the knob lower extreme is provided with the spacing groove, the spacing groove is the arc type groove, has set the spacer pin in the arc type groove, the spacer pin lower extreme is used for fixed setting on the connector body.

In some embodiments, a round hole and a strip-shaped groove are formed in the knob, the strip-shaped groove is communicated with the round hole, a strip-shaped block is arranged at the upper end of the locking rod, and the strip-shaped block and the strip-shaped groove are matched with each other after the upper end of the locking rod is matched with the round hole; the knob is fixedly connected with the locking rod through a locking screw.

The utility model discloses a single-ended universal connector which comprises a connector body, a PCB arranged in the connector body, an interface arranged at the upper end of the connector body and connected with the PCB, a spring type signal contact assembly connected to the lower end of the connector body and connected with the PCB, and a single-ended universal connector locking structure arranged on the connector body, wherein the connector body is provided with a mounting hole, and a locking rod in the single-ended universal connector locking structure is in sliding fit with a first mounting hole through a guide sleeve in the single-ended universal connector locking structure.

The connector body comprises a cover plate and a shell, an installation part is arranged in the middle of the shell, a hollow area is arranged in the middle of the installation part, the installation hole is formed in the installation part and communicated with the hollow area, and the hollow area is used for installing a knob; the installation portion is divided into two regions about with the inside lower extreme of shell, all is provided with in two regions spring signal contact assembly, the interface mounting is at the shell top, and the PCB board is installed in the shell, and the apron passes through rivet connection with the shell.

The utility model also discloses an assembly method of the single-ended universal connector, which comprises the following steps:

step 1: installing the interface and the spring type signal contact assembly on a PCB, and then fixedly installing the PCB in the shell;

step 2: installing a return spring in the first installation hole, then sequentially penetrating the locking rod through the third installation hole, the second installation hole and the first installation hole, and sleeving the return spring on the locking rod;

and step 3: the limiting pin is fixedly arranged on the mounting part, so that the limiting pin extends into the hollow area;

and 4, step 4: sleeving a guide sleeve on the locking rod, and simultaneously placing the knob in the hollow area, so that the upper end of the locking rod is matched with the round hole on the knob, the strip-shaped block at the top of the locking rod is matched with the strip-shaped groove, and the upper end of the limiting pin is matched with the limiting groove;

and 5: the knob and the locking rod are fixedly connected through a locking screw;

step 6: the cover plate is fixed on the shell through rivets.

The utility model also discloses a using method of the single-ended universal connector, which comprises the following steps:

the single-end universal connector is arranged on the debugging package, and the quick assembly and disassembly of the single-end universal connector can be realized by pressing and rotating the knob;

during locking, the knob is pressed to enable the locking rod to penetrate through the quick locking hole in the main board and rotate 90 degrees anticlockwise, at the moment, the locking rod rebounds under the action of the rebounding force of the reset spring, and the locking part at the end part of the locking rod is in contact with the main board to realize locking and fixing with the main board; at the moment, the spring type signal contact assembly is in reliable contact with the signal contact of the mainboard, so that the transmission of signal data is realized;

during the dismantlement, press the knob and clockwise rotation 90, at this moment, can be automatic flicking under reset spring's effect, realize the purpose of quick detach.

Compared with the prior art, the utility model has the following beneficial effects:

the locking structure of the single-ended universal connector mainly comprises a knob, a locking rod, a guide sleeve and a return spring, and is mainly used for achieving the purpose of quickly fixing the connector in actual use; the connector fixing device has the advantages of simple structure and convenience in use, and can realize the purpose of quickly fixing the connector.

The single-ended universal connector breaks through the traditional plugging mode of using a pin and a socket to interconnect in the traditional method, and adopts single-ended contact to realize signal interconnection; only need reserve the debugging encapsulation on the mainboard during the use, need not weld extra device, during the use with single-end connector directly insert press gently on the mainboard of debugging encapsulation and rotatory knob just can realize with the locking and the dismantlement of mainboard between, this method uses convenient and can practice thrift the material cost, simultaneously on overall arrangement space than contact pin area occupied is littleer, can realize the requirement of zero limit for height, can place it in arbitrary one side of mainboard, only unpack apart the upper cover plate of product can during product maintenance upgrading, need not tear the mainboard out completely, the maintenance efficiency is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic diagram of an overall structure of a single-ended universal connector according to the present invention.

Fig. 2 is a schematic structural view of the present invention shown in fig. 1 with the cover plate removed.

Fig. 3 is a schematic diagram of the state of the present invention inserted on the motherboard.

Fig. 4 is a schematic diagram of a connection relationship between the locking structure of the single-ended universal connector and the connector body according to the present invention.

Fig. 5 is a front view of fig. 4 of the present invention.

Fig. 6 is a cross-sectional view taken along plane a-a of fig. 5 in accordance with the present invention.

Fig. 7 is a schematic structural diagram of a locking structure of a single-ended universal connector according to the present invention.

Fig. 8 is a bottom view of fig. 7 of the present invention.

Fig. 9 is a schematic view of a structure of a quick locking hole on a main board according to the present invention.

FIG. 10 is a schematic view of an overall structure of the thimble assembly according to the present invention.

Reference numerals:

1-knob, 2-locking lever, 3-guide sleeve, 4-return spring, 5-mounting hole, 6-connector body, 7-first mounting hole, 8-second mounting hole, 9-third mounting hole, 10-first end face, 11-second end face, 12-stopper, 13-locking part, 14-quick locking hole, 15-stopper groove, 16-stopper pin, 17-round hole, 18-strip groove, 19-locking screw, 20-PCB board, 21-interface, 22-spring type signal contact component, 23-plastic seat, 24-thimble component, 25-signal contact, 26-main board, 27-plunger contact, 28-thimble tube, 29-thimble spring, 30-thimble, 31-stepped hole, 32-cover plate, 33-shell, 34-installation part, 35-hollow area, 36-foolproof positioning hole, 37-positioning column and 38-notch.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the embodiments of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the description of the embodiments of the present invention, it should be understood that the terms "length", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only used for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In embodiments of the utility model, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise the first and second features being in direct contact, or the first and second features being in contact, not directly, but via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the utility model. To simplify the disclosure of embodiments of the utility model, specific example components and arrangements are described below. Of course, they are merely examples and are not intended to limit embodiments of the utility model. Furthermore, embodiments of the present invention may repeat reference numerals and/or letters in the various examples, such repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example one

Referring to fig. 1 to 10, the embodiment discloses a locking structure of a single-ended universal connector, which includes a knob 1, a locking rod 2, a guide sleeve 3 and a return spring 4, wherein the knob 1 is fixedly disposed at the upper end of the locking rod 2, the guide sleeve 3 is sleeved on the locking rod 2, and the guide sleeve 3 is used for being mounted in a mounting hole 5 on a connector body 6;

the mounting holes 5 are stepped holes 31, and are a first mounting hole 7, a second mounting hole 8 and a third mounting hole 9 from top to bottom in sequence, a first end face 10 is formed between the first mounting hole and the second mounting hole, and a second end face 11 is formed between the second mounting hole and the third mounting hole;

wherein, guide pin bushing 3 is installed in first mounting hole 7, check lock lever 2 and first, two and three mounting holes coaxial arrangement, guide pin bushing 3 suit on check lock lever 2 and with first mounting hole 7 sliding fit, be provided with spacing portion 12 and locking portion 13 on check lock lever 2, locking portion 13 is located the lower tip of check lock lever 2, spacing portion 12 is located third mounting hole 9, and under reset spring 4's effect, spacing portion 12's upper end can contact with second terminal surface 11.

The locking structure of the single-ended universal connector mainly comprises a knob 1, a locking rod 2, a guide sleeve 3 and a return spring 4, and is mainly used for achieving the purpose of quickly fixing the connector in actual use, the locking rod 2 is matched and locked with a mainboard 26, and then the connector is fixed on the mainboard 26 which is debugged and packaged, so that the connector can be fixed conveniently; the connector fixing device has the advantages of simple structure and convenience in use, and can realize the purpose of quickly fixing the connector.

The limiting part 12 is of a cylindrical structure, and the limiting part 12 is coaxially and rotatably matched with the third mounting hole 9; make spacing portion 12 can realize coaxially with third mounting hole 9 like this, improve the stability of check lock lever 2 for check lock lever 2 is more stable when upwards or move down.

In actual use, the stopper portion 12 can rotate and move up and down in the third mounting hole 9.

Wherein, locking portion 13 is the cuboid structure, and the width of locking portion 13 is the same with the lower extreme diameter of check lock lever 2.

It should be noted that, in actual use, the main board 26 is provided with the quick locking hole 14 having the same shape as the locking portion 13, the locking portion 13 at the end of the locking rod 2 passes through the quick locking hole 14 after the knob 1 is pressed down, at this time, the locking portion 13 can be rotated by rotating the knob 1, and after the knob 1 is released, the single-ended universal connector can be fixed under the action of the return spring 4.

Preferably, the edge of the locking part 13 is provided with a fillet.

In actual use, the lower end of the knob 1 is provided with a limiting groove 15, the limiting groove 15 is an arc-shaped groove, a limiting pin 16 is arranged in the arc-shaped groove, and the lower end of the limiting pin 16 is fixedly arranged on the connector body 6; the rotation angle of the knob 1 can be controlled through the limiting groove 15 and the limiting pin 16, so that the locking part 13 and the quick locking hole 14 form a cross locking structure after rotating.

Further preferably, a round hole 16 and a strip-shaped groove 18 are formed in the knob 1, the strip-shaped groove 18 is communicated with the round hole 16, a strip-shaped block is arranged at the upper end of the locking rod 2, and the strip-shaped block is matched with the strip-shaped groove 18 after the upper end of the locking rod 2 is matched with the round hole 6; the knob 1 is fixedly connected with the locking rod 2 through a locking screw 19. Wherein, the width of bar piece is the same with the width of bar groove, is convenient for realize the simultaneous rotation of check lock lever 2 and knob 1.

Can make knob 1 and check lock lever 2 realize rotating with the bar piece through the bar groove 18 that sets up and be connected to guarantee that when rotating knob 1, check lock lever 2 can rotate thereupon.

Further optimize, be provided with a breach 38 on the knob 1, through the breach 38 that sets up after making the later stage fixed the spacer pin 16, be convenient for install knob 1.

Example two

The embodiment discloses a single-ended universal connector, which comprises a connector body 6, a PCB (printed circuit board) 20 arranged in the connector body 6, an interface 21 arranged at the upper end of the connector body 6 and connected with the PCB 20, a spring type signal contact assembly 22 connected to the lower end of the connector body 6 and connected with the PCB 20, and a single-ended universal connector locking structure arranged on the connector body 6, wherein the single-ended universal connector locking structure is the single-ended universal connector locking structure in the first embodiment; the connector body 6 is provided with a mounting hole 5, and a locking rod 2 in the single-ended universal connector locking structure is in sliding fit with a first mounting hole 7 through a guide sleeve 3 in the single-ended universal connector locking structure.

The embodiment mainly discloses a specific structure of a single-ended universal connector, which breaks through the traditional plugging mode of interconnecting a contact pin and a socket in the traditional method and realizes signal interconnection by adopting single-ended contact; only need during the use reserve the debugging encapsulation on mainboard 26, need not weld extra device, during the use with single-end connector directly insert press gently and rotatory knob 1 just can realize with mainboard 26 within a definite time locking and dismantlement on the mainboard 26 of debugging encapsulation, this method uses conveniently and can practice thrift the material cost, simultaneously on overall arrangement space than contact pin area occupied is littleer, can realize the requirement of zero limit for height, can place it in arbitrary one side of mainboard 26, only unpack apart the upper cover plate 32 of product when product maintenance upgrades can, need not tear mainboard 26 out completely, the maintenance efficiency is high.

In this embodiment, the spring type signal contact assembly 22 has the following structure:

the spring type signal contact assembly 22 comprises a plastic seat 23 and a plurality of ejector pin assemblies 24 arranged on the plastic seat, wherein the lower ends of the ejector pin assemblies 24 are used for contacting with signal contacts 25 on a main board 26, and the upper ends of the ejector pin assemblies are connected with the PCB 20, so that data information transmission is realized.

The thimble assembly 24 comprises a plunger contact 27, a thimble tube 28, a thimble spring 29 and a thimble 30; the plunger contact 27 has a large end and a small end, the thimble tube 28 has a stepped hole 31 therein, the plunger contact 27 is slidably mounted in the stepped hole 31 of the thimble tube 28, the small end of the plunger contact 27 extends out of the thimble tube 28, the large end is located in the thimble tube 28 and forms a fit with the stepped hole 31, the thimble spring 29 is located in the thimble tube 28, the thimble 30 is fixedly connected with the thimble tube 28, the other end of the thimble spring is connected with the PCB 20, the thimble spring 29 is located in the thimble tube 28, and the thimble tube 28 is fixedly disposed on the plastic base 23.

Thus, when the locking portion 13 passes through the quick locking hole 14, the top of the plunger contact 27 will contact the signal contact 25 disposed on the main board 26, and the main board 26 realizes data transmission with the PCB 20 through the plunger contact 27, the thimble tube 28 and the thimble 30. When the end of the locking rod 2 and the main board 26 form a locking state, at this time, the plunger contact 27 is in close contact with the signal contact under the action of the thimble spring 29, so as to ensure stable transmission of information.

The connector body 6 comprises a cover plate 32 and a shell 33, the middle of the shell 33 is provided with an installation part 34, the middle of the installation part 34 is provided with a hollow area 35, the installation hole 5 is arranged on the installation part 34 and is communicated with the hollow area 35, and the hollow area 35 is used for installing the knob 1; installation part 34 is divided into two regions about with the inside lower extreme of shell 33, all is provided with in two regions spring signal contact assembly 22, interface 21 installs at shell 33 top, and PCB board 20 installs in shell 33, and apron 32 passes through rivet connection with shell 33.

In actual use, the cover plate 32 is riveted to the housing 33 to fix the plastic seat 23.

Further preferably, in actual use, positioning posts 37 with different diameters are arranged on two sides of the housing 33, and fool-proof positioning holes 36 corresponding to the positioning posts 37 are arranged on the main board 26, so that guiding and reverse insertion prevention functions can be realized.

It should be noted that, in the present embodiment, the interface 21 is preferably a type-c interface for interconnecting with the emulator.

Furthermore, in the embodiment, the housing 33 and the mounting portion 34 are of an integrated structure, so that after the locking rod 2 is mounted in the mounting hole 5, the overall structure is more compact, and meanwhile, the number of parts used for limiting the locking rod 2 is reduced, so that the structure of the utility model is simpler.

In addition, the embodiment also discloses an assembling method of the single-ended general connector, which comprises the following steps:

step 1: installing the interface 21 and the spring type signal contact assembly 22 on the PCB board 20, and then fixedly installing the PCB board 20 in the housing 33;

and 2, step: the reset spring 4 is installed in the first installation hole 7, then the locking rod 2 sequentially passes through the third installation hole, the second installation hole and the first installation hole, and the reset spring 4 is sleeved on the locking rod 2;

and step 3: fixedly disposing the restraint pin 16 on the mounting portion 34 such that the restraint pin 16 extends into the hollowed-out area 35;

in actual use, step 2 and step 3 may be in an alternative order.

And 4, step 4: sleeving the guide sleeve 3 on the locking rod 2, and simultaneously placing the knob 1 in the hollow area 35, so that the upper end of the locking rod 2 is matched with the round hole 16 on the knob 1, the strip-shaped block at the top of the locking rod 2 is matched with the strip-shaped groove 18, and the upper end of the limiting pin 16 is matched with the limiting groove 15;

and 5: the knob 1 and the locking rod 2 are fixedly connected through a locking screw 19;

step 6: the cover plate 32 is fixed to the housing 33 by rivets.

Therefore, the assembling method can realize the rapid assembly of the single-end universal connector, improve the assembling efficiency of workers, embody the assembling process and reduce the assembling error rate.

In addition, the embodiment also discloses a using method of the single-ended universal connector, which comprises the following steps:

the single-end universal connector is arranged on the debugging package, and the quick assembly and disassembly of the single-end universal connector can be realized by pressing and rotating the knob 1;

during locking, the knob 1 is pressed to enable the locking rod 2 to penetrate through the quick locking hole 14 in the main board 26 and rotate 90 degrees anticlockwise, at the moment, the locking rod 2 rebounds under the action of the rebound force of the reset spring 4, and the locking part 13 at the end part of the locking rod 2 is in contact with the main board 26 to realize locking and fixing with the main board 26; at this time, the spring type signal contact assembly 22 is reliably contacted with the signal contact 25 of the main board 26, so that the transmission of signal data is realized;

during the dismantlement, press knob 1 and clockwise rotation 90, at this moment, can be automatic flicking under reset spring 4's effect, realize the purpose of quick detach.

In practical use, the utility model has the advantages of compact structure and small volume; the traditional plug-in mode of interconnecting a contact pin and a socket in the traditional method is broken through, and single-end contact is adopted to realize signal interconnection; only need during the use reserve the debugging encapsulation on mainboard 26, need not weld extra device, during the use with single-end connector directly insert press gently on the mainboard 26 of debugging encapsulation and rotatory knob 1 just can realize with mainboard 26 within a definite time locking and dismantlement, this method uses conveniently and can practice thrift the material cost, simultaneously on overall arrangement space than contact pin area occupied is littleer, can realize the requirement of zero limit for height, can place it in arbitrary one side of mainboard 26, only unpack apart the upper cover plate of product when product maintenance upgrades can, need not tear mainboard 26 out completely, the maintenance efficiency is high.

While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, it should be noted that any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. A single-ended universal connector locking structure which characterized in that: the connector comprises a knob, a locking rod, a guide sleeve and a return spring, wherein the knob is fixedly arranged at the upper end of the locking rod, the guide sleeve is sleeved on the locking rod, and the guide sleeve is used for being installed in an installation hole in a connector body;

the mounting holes are stepped holes and sequentially comprise a first mounting hole, a second mounting hole and a third mounting hole from top to bottom, a first end face is formed between the first mounting hole and the second mounting hole, and a second end face is formed between the second mounting hole and the third mounting hole;

the guide sleeve is installed in the first mounting hole, the locking rod is coaxially arranged with the first mounting hole, the second mounting hole and the third mounting hole, the guide sleeve is sleeved on the locking rod and is in sliding fit with the first mounting hole, the locking rod is provided with a limiting portion and a locking portion, the locking portion is located at the lower end portion of the locking rod, the limiting portion is located in the third mounting hole, and under the action of the reset spring, the upper end of the limiting portion can be in contact with the second end face.

2. The single-ended universal connector locking arrangement of claim 1, wherein: spacing portion is cylindric structure, and spacing portion is used for with the coaxial normal running fit of third mounting hole.

3. The single-ended universal connector locking arrangement of claim 1, wherein: the locking portion is a cuboid structure, and the width of the locking portion is the same as the diameter of the lower end of the locking rod.

4. A single-ended universal connector locking arrangement as claimed in claim 3, wherein: the edge of the locking part is provided with a round angle.

5. The single-ended universal connector locking arrangement of claim 1, wherein: the knob lower extreme is provided with the spacing groove, the spacing groove is the arc type groove, has set the spacer pin in the arc type groove, the spacer pin lower extreme is used for fixed setting on the connector body.

6. The single-ended universal connector locking arrangement of claim 1, wherein: the knob is provided with a round hole and a strip-shaped groove, the strip-shaped groove is communicated with the round hole, the upper end of the locking rod is provided with a strip-shaped block, and the strip-shaped block is matched with the strip-shaped groove after the upper end of the locking rod is matched with the round hole; the knob is fixedly connected with the locking rod through a locking screw.

7. A single-ended universal connector, comprising: the locking structure comprises a connector body, a PCB arranged in the connector body, an interface arranged at the upper end of the connector body and connected with the PCB, a spring type signal contact assembly connected to the lower end of the connector body and connected with the PCB, and a single-ended universal connector locking structure arranged on the connector body, wherein the single-ended universal connector locking structure is the single-ended universal connector locking structure in any one of claims 1 to 6; the connector body is provided with a mounting hole, and a locking rod in the single-ended universal connector locking structure is in sliding fit with the first mounting hole through a guide sleeve in the single-ended universal connector locking structure.

8. The single ended universal connector of claim 7, wherein: the connector body comprises a cover plate and a shell, an installation part is arranged in the middle of the shell, a hollow area is arranged in the middle of the installation part, the installation hole is formed in the installation part and communicated with the hollow area, and the hollow area is used for installing a knob; the installation portion is divided into two regions about with the inside lower extreme of shell, all is provided with in two regions spring signal contact assembly, the interface mounting is at the shell top, and the PCB board is installed in the shell, and the apron passes through rivet connection with the shell.

9. The single ended universal connector of claim 8, wherein: the spring type signal contact assembly comprises a plastic seat and a plurality of ejector pin assemblies arranged on the plastic seat, the lower ends of the ejector pin assemblies are used for being in contact with signal contacts on the main board, and the upper ends of the ejector pin assemblies are connected with the PCB.

10. A single ended universal connector according to claim 9, wherein: the thimble assembly comprises a plunger contact, a thimble tube, a thimble spring and a thimble;

the plunger contact has a main end and a tip, and the thimble tube is inside to have a shoulder hole, and plunger contact slidable mounting is in the shoulder hole of thimble tube, and plunger contact tip extends to the thimble tube outside, and the main end is located the thimble tube and forms the cooperation with the shoulder hole, thimble spring is located the thimble tube, and thimble tube fixed connection and the other end are connected with the PCB board, thimble spring is located the thimble tube, the thimble tube is fixed to be set up on the plastics seat.

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