CN215732512U

CN215732512U - Knob self-locking electric connector

Info

Publication number: CN215732512U
Application number: CN202122259393.6U
Authority: CN
Inventors: 黄永媛; 王汉雄
Original assignee: Guangzhou Rmeeco Waterproof And Appliances Stock Co ltd
Current assignee: Guangzhou Rmeeco Waterproof And Appliances Stock Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-02-01
Anticipated expiration: 2031-09-17

Abstract

A knob self-locking electric connector relates to the technical field of electric connecting devices, and comprises a plug body and a socket body which are mutually matched, the socket body comprises a socket core and a male terminal fixed in the socket core, the plug body comprises a plug core and a female terminal fixed in the plug core, a pluggable structure is arranged between the socket core and the plug core, the connector also comprises a knob component arranged on the plug core, when the plug core and the socket core are inserted, the knob assembly automatically forms self-locking for the plug core and the socket core, the assembly efficiency is improved by adopting the knob spring, the labor cost of a product is reduced, the unlocking knob is stressed uniformly by adopting the knob spring, the phenomenon of clamping cannot occur, and the requirement on the fit clearance tolerance is reduced along with the rotation of the elastic force of the knob spring around the central shaft.

Description

Knob self-locking electric connector

Technical Field

The utility model relates to the technical field of electric connection devices, in particular to a knob self-locking electric connector.

Background

In an electronic device, in order to realize electrical connection between each of the electrically independent components, an electrical connector is generally required, and the electrical connector can realize electrical conduction between two independent electrical structures. The knob connector is one of common electrical connectors, and includes a board end socket fixed on the device housing and a line end plug inserted in the board end socket in a matching manner, and after the line end plug is inserted in the board end socket, the electrical connection can be realized.

However, most of the prior art knob connectors have the following problems:

1. the straight spring is adopted for bending installation, so that the assembly is difficult, the efficiency is low, and the labor cost of the assembly is high.

2. The tension or compression force of the straight spring is linear, and the force of the straight spring is used for making curve rotation, namely the elasticity of the straight spring is lost, and the stress of the rotating part is uneven.

3. The connector plug and the socket have high requirement on coaxiality during opposite plugging, and the straight spring can only be arranged on one side of a product, so that the elasticity only faces one direction, the coaxiality of the rotating piece and the plug is required to be ensured, and the tolerance of a fit clearance is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical defects of difficult matching, low efficiency, high labor cost for assembly, uneven stress of a rotating part and high tolerance of a plug and socket fit clearance in the prior art of a knob connector.

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

the utility model provides a knob auto-lock electric connector, the connector includes plug body, the socket ontology of mutually supporting, the socket ontology includes the socket core and fixes the male terminal in the socket core, the plug body includes the plug core and fixes the female terminal in the plug core, but be provided with the plug structure between socket core and the plug core, the connector still including setting up knob subassembly on the plug core, when the plug core is pegged graft with the socket core, the knob subassembly forms auto-lock to both.

Furthermore, the knob subassembly includes an unblock knob, link up about the unblock knob, the unblock knob is close to the inner wall of the one end of plug core is provided with a plurality of archs with plug core back-off joint, the unblock knob is close to the one end inner wall of socket core is provided with a plurality of first self-locking pieces.

Furthermore, a plurality of the bulges are uniformly arranged on the inner wall of the unlocking knob at intervals, and a plurality of the first self-locking blocks are uniformly arranged on the inner wall of the unlocking knob at intervals.

Furthermore, a plurality of arc-shaped clamping blocks matched with the protrusions are annularly arranged on the plug core, a clamping groove for the protrusions to insert is formed between each arc-shaped clamping block, and a reverse buckling block matched with the protrusions to form reverse buckling is arranged on one side, far away from the socket core, of one arc-shaped clamping block.

Furthermore, one of the protrusions comprises a rotary reverse buckle and a torsion spring reverse buckle which are integrally formed, an inclined surface is arranged on the reverse buckle block, the inclined surface is correspondingly arranged on the rotary reverse buckle, the unlocking knob is rotated to enable the rotary reverse buckle and the reverse buckle block to move relatively, the rotary reverse buckle gradually climbs on the reverse buckle block through the cooperation of the inclined surfaces, and therefore the rotary reverse buckle crosses the reverse buckle block to form reverse buckle matching installation.

Furthermore, the socket core and the plug core are provided with integrally formed socket rubber coating and plug rubber coating, a torsion spring is arranged between the plug rubber coating and the plug core, one end of the torsion spring is fixed on the plug rubber coating, a free end in a natural state is arranged right behind the reversing block, the unlocking knob is rotated to synchronously drive the torsion spring to reversely rotate, the free end of the torsion spring is driven to rotate when the torsion spring reversely rotates, and the torsion spring reversely rotates to form a pre-tightening force with the torsion spring when the reverse reversing block and the reversing block are installed in a reverse-buckling matching mode.

Furthermore, second self-locking blocks with the same number are arranged on the socket core corresponding to the first self-locking blocks, inclined planes which can be matched with each other are arranged at one ends, opposite to the first self-locking blocks, of the first self-locking blocks, the plug core is matched with the inclined planes of the second self-locking blocks through the first self-locking blocks in the process of being inserted into the socket core, so that the unlocking knob is driven to rotate until the two inclined planes are not matched, and the tensioning force of the torsion spring drives the unlocking knob to reset, so that the first self-locking blocks and the second self-locking blocks are locked front and back.

Furthermore, the first self-locking block and the second self-locking block are arranged to be of a triangular structure.

Furthermore, a stroke block for preventing the unlocking knob from rotating and transiting is arranged on one of the arc-shaped fixture blocks.

Furthermore, the unlocking knob is made of materials with elastic deformation performance.

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

the utility model has the advantages that the assembly is simple by adopting the knob spring, the assembly efficiency is improved, the labor cost of the product is reduced, the unlocking knob is stressed uniformly by adopting the knob spring, the phenomenon of clamping cannot occur, and the requirement on the fit clearance tolerance is reduced along with the rotation of the elastic force of the knob spring around the central shaft.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic illustration of a partial explosion configuration of the present invention;

FIG. 3 is a schematic diagram of the overall explosive structure of the present invention;

FIG. 4 is a schematic perspective view of an unlocking knob according to the present invention;

FIG. 5 is a schematic structural view of a plug body according to the present invention;

FIG. 6 is a schematic cross-sectional view of the present invention;

FIG. 7 is an enlarged view of a portion of FIG. 6;

FIG. 8 is a side view of the unlock knob of the present invention;

FIG. 9 is a schematic view of the knob and plug core of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-9, a knob auto-lock electric connector, the connector includes a plug body, a socket body that cooperate with each other, the socket body includes a socket core 3 and a male terminal 2 fixed in the socket core 3, the plug body includes a plug core 7 and a female terminal 8 fixed in the plug core 7, a pluggable structure is provided between the socket core 3 and the plug core 7, the connector further includes a knob component disposed on the plug core 7, and when the plug core 7 is plugged with the socket core 3, the knob component automatically forms auto-lock of the both.

Specifically, as shown in the figure, the knob subassembly includes an unblock knob 4, unblock knob 4 is link up about, unblock knob 4 is close to the inner wall of the one end of plug core 7 is provided with a plurality of archs 42 with plug core 7 back-off joint, unblock knob 4 is close to the one end inner wall of socket core 3 is provided with a plurality of first from the locking piece 41.

Specifically, as shown in the figure, the protrusions 42 are uniformly arranged on the inner wall of the unlocking knob 4 at intervals, and the first self-locking blocks 41 are uniformly arranged on the inner wall of the unlocking knob 4 at intervals.

Specifically, as shown in the figure, a plurality of arc-shaped clamping blocks 71 matched with the protrusions 42 are annularly arranged on the plug core 7, a clamping groove 72 for the protrusion 42 to insert is arranged between each arc-shaped clamping block 71, and an inverted block 73 matched with the protrusion 42 to form an inverted buckle is arranged on one side of one of the arc-shaped clamping blocks 71 away from the socket core 3.

Specifically, as shown in the figure, one of the protrusions 42 includes a knob reverse 421 and a torsion spring reverse 422, which are integrally formed, the reverse block 73 is provided with an inclined surface, the rotary reverse 421 is correspondingly provided with an inclined surface, the unlocking knob 4 is rotated to enable the rotary reverse 421 and the reverse block 73 to move relatively, and the rotary reverse 421 gradually climbs on the reverse block 73 through the inclined surface cooperation, so that the rotary reverse 421 goes over the reverse block 73 to form the reverse fit installation.

Specifically, as shown in the figure, the socket core 3 and the plug core 7 are provided with an integrally formed socket rubber coating 1 and a plug rubber coating 9, a torsion spring 6 is arranged between the plug rubber coating 9 and the plug core 7, one end of the torsion spring 6 is fixed on the plug rubber coating 9, a free end in a natural state is arranged right behind the reversing block 73, the unlocking knob 4 is rotated to synchronously drive the torsion spring reversing 422 to rotate, when the torsion spring reversing 422 rotates, the free end of the torsion spring 6 is driven to rotate, and when the rotating reversing 421 and the reversing block 73 form reversing fit installation, the torsion spring reversing 422 and the torsion spring 6 are matched to form a pre-tightening force.

Specifically, as shown in the figure, correspond on the socket core 3 first auto-lock piece 41 is provided with the second auto-lock piece 31 that quantity equals, first auto-lock piece 41 is provided with the inclined plane that can mutually support with the opposite one end of second auto-lock piece 31, plug core 7 is inserting socket core 3 in-process, through the inclined plane cooperation of first auto-lock piece 41 with second auto-lock piece 31, thereby drive unblock knob 4 rotates, no longer cooperates until two inclined planes, torsional spring 6's tensile force drives unblock knob 4 resets, makes first auto-lock piece 41 and second auto-lock piece 31 form locking around forming.

Specifically, as shown in the figure, the first self-locking block 41 and the second self-locking block 31 are arranged in a triangular structure.

Specifically, as shown in the figure, one of the arc-shaped latch blocks 71 is provided with a stroke block 74 for preventing the unlocking knob 4 from rotating excessively.

Specifically, as shown in the figure, the unlocking knob 4 is made of a material with elastic deformation performance.

Specifically, as shown in the figure, the plug comprises a sealing ring 5 sleeved on the plug core 7, and when the sealing ring 5 is used for the plug body and the socket body to be plugged, the sealing performance is kept, and water is prevented from entering.

Specifically, the installation process of the unlocking knob on the plug core 7 according to the figure is as follows: after the three protrusions 42 of the unlocking knob 4 are aligned with the three clamping grooves 72 on the plug core 7, the unlocking knob 4 is pushed into the plug core 7, then the unlocking knob 4 is rotated anticlockwise, the rotating reverse buckle 421 and the reverse buckle block 73 can move relatively, the rotating reverse buckle 421 gradually climbs on the reverse buckle block 73 through the inclined surface matching, so that the rotating reverse buckle 421 goes over the reverse buckle block 73, after a click sound is heard, the plug core 7 and the unlocking knob 4 are firmly reversely buckled, in the rotating process, the torsion spring reverse buckle 422 corresponding to the free end of the torsion spring drives the torsion spring to rotate together, and after the unlocking knob 4 is installed in place, the torsion spring has a pre-tightening force on the unlocking knob 4.

Specifically, the plug and socket mating process is as follows: after the plug core is aligned with the key position of the socket core, the plug core is pushed towards the socket direction with force, at the moment, through the matching of the inclined planes of the first self-locking block 41 and the second self-locking block 31, the inclined planes convert part of axial force into rotating force, so that the unlocking knob 4 is driven to rotate and synchronously drive the torsion spring to rotate, the torsion spring stores elastic potential energy until the two inclined planes are not matched, the acting force disappears, and the elastic potential energy of the torsion spring 6 drives the unlocking knob 4 to reset, so that the first self-locking block 41 and the second self-locking block 31 form front and back locking.

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, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a knob auto-lock electric connector, connector are including plug body, the socket ontology of mutually supporting, a serial communication port, the socket ontology includes socket core (3) and fixes male terminal (2) in socket core (3), the plug body includes plug core (7) and fixes female terminal (8) in plug core (7), but be provided with plug structure between socket core (3) and plug core (7), the connector is still including setting up knob subassembly on plug core (7), when plug core (7) are pegged graft with socket core (3), the knob subassembly forms auto-lock to both automatically.

2. The knob self-locking electric connector according to claim 1, wherein the knob assembly comprises an unlocking knob (4), the unlocking knob (4) is through from left to right, a plurality of protrusions (42) which are clamped with the plug core (7) in a reverse buckling manner are arranged on the inner wall of one end, close to the plug core (7), of the unlocking knob (4), and a plurality of first self-locking blocks (41) are arranged on the inner wall of one end, close to the socket core (3), of the unlocking knob.

3. A knob self-locking electrical connector according to claim 2, wherein a plurality of said protrusions (42) are uniformly spaced apart from each other on the inner wall of said unlocking knob (4), and a plurality of said first self-locking blocks (41) are uniformly spaced apart from each other on the inner wall of said unlocking knob (4).

4. A knob self-locking electrical connector according to claim 3, wherein a plurality of arc-shaped clamping blocks (71) are annularly arranged on the plug core (7) and are matched with the protrusions (42), a clamping groove (72) for inserting the protrusions (42) is arranged between each arc-shaped clamping block (71), and an inverted block (73) which is matched with the protrusions (42) to form an inverted buckle is arranged on one side of one of the arc-shaped clamping blocks (71) far away from the socket core (3).

5. A knob self-locking electrical connector according to claim 4, wherein one of the protrusions (42) comprises a rotary reverse (421) and a torsion spring reverse (422) which are integrally formed, the reverse block (73) is provided with an inclined surface, the rotary reverse (421) is correspondingly provided with an inclined surface, the unlocking knob (4) is rotated to enable the rotary reverse (421) and the reverse block (73) to move relatively, the rotary reverse (421) gradually climbs on the reverse block (73) through the inclined surface fit, and the rotary reverse (421) passes over the reverse block (73) to form a reverse fit installation.

6. The knob self-locking electric connector according to claim 5, wherein the socket core (3) and the plug core (7) are provided with an integrally formed socket rubber coating (1) and a plug rubber coating (9), a torsion spring (6) is arranged between the plug rubber coating (9) and the plug core (7), one end of the torsion spring (6) is fixed on the plug rubber coating (9), a free end in a natural state is arranged right behind the reversing block (73), the unlocking knob (4) is rotated to synchronously drive the torsion spring reverse buckle (422) to rotate, when the torsion spring reverse buckle (422) rotates, the free end of the torsion spring (6) is driven to rotate, and when the rotation reverse buckle (421) and the reversing block (73) are installed in a reverse buckle matching manner, the torsion spring reverse buckle (422) and the torsion spring (6) are matched to form a pre-tightening force.

7. The knob self-locking electric connector according to claim 6, wherein the socket core (3) is provided with second self-locking blocks (31) in an equal number corresponding to the first self-locking blocks (41), one ends of the first self-locking blocks (41) opposite to the second self-locking blocks (31) are provided with inclined planes which can be matched with each other, the plug core (7) is inserted into the socket core (3), and the inclined planes of the first self-locking blocks (41) and the second self-locking blocks (31) are matched with each other so as to drive the unlocking knob (4) to rotate until the two inclined planes are not matched with each other, and the tension of the torsion spring (6) drives the unlocking knob (4) to reset, so that the first self-locking blocks (41) and the second self-locking blocks (31) are locked back and forth.

8. A knob auto-lock electrical connector according to claim 7, wherein the first auto-lock piece (41) and the second auto-lock piece (31) are arranged in a triangular structure.

9. A knob auto-lock electrical connector according to claim 7, wherein one of the arc-shaped latch blocks (71) is provided with a stroke block (74) for preventing the unlocking knob (4) from rotating transitionally.

10. A knob auto-lock electrical connector according to claim 9, wherein the unlocking knob (4) is made of a material having elastic deformation property.