CN114824945A

CN114824945A - Socket with lock catch

Info

Publication number: CN114824945A
Application number: CN202210333428.2A
Authority: CN
Inventors: 罗伊轩
Original assignee: Hangzhou Dazi Technology Co ltd
Current assignee: Hangzhou Dazi Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-07-29
Also published as: WO2023184677A1

Abstract

The invention discloses a socket with a lock catch. It includes inner core and upper cover, the one end of inner core is equipped with a plurality of inserting groove, the upper cover is located the one end that the inner core was equipped with the inserting groove and is connected with the inner core rotation, the other end of inner core is equipped with the hasp, the one end of hasp rotates with the inner core to be connected and is equipped with spring and effect piece, the spring is located one side of hasp and is located the hasp for the rotation plane of inner core, the hasp passes through spring and inner core elastic connection, the other end of hasp is equipped with the inserted block, the one end of inserted block and one side fixed connection of hasp, the lateral wall that the other end of inserted block runs through the inner core is located one of them inserting groove, the opposite side fixed connection corresponding with the hasp of effect piece, on cover and be equipped with arc curb plate one, the one end of arc curb plate one and the marginal fixed connection of upper cover, the other end of arc curb plate one contacts the drive hasp rotation through with the effect piece. The invention has the beneficial effects that: the matching tightness of the plug and the socket is improved; the plugging and unplugging are convenient and quick.

Description

Socket with lock catch

Technical Field

The invention relates to the technical field of sockets, in particular to a socket with a lock catch.

Background

The socket is also called as a power socket and a switch socket. A socket is a receptacle into which one or more circuit connections can be inserted, through which various connections can be inserted. This facilitates the connection with other circuits. The connection and disconnection between the circuit and the copper piece are realized to finally achieve the connection and disconnection of the part of the circuit.

The Chinese patent publication No. CN108023197A, published as 2018, 05 and 11, discloses a socket and a plug and socket device using the socket, which comprises a socket bottom cover, a socket sealing ring and a socket top cover; a socket nut is arranged in the socket bottom cover, an opening is formed in the socket top cover at a position corresponding to the socket nut, and the socket nut is connected through the opening by adopting a bolt, so that the socket bottom cover, the socket sealing ring and the socket top cover are fixedly connected; the socket top cover is provided with at least two jacks and a socket groove, and the socket groove surrounds all the jacks.

The not enough that above-mentioned patent exists is, on plug and jack insert the socket, mainly realize connecting through frictional force, and on the one hand, the user need overcome very big frictional force and could plug the plug, uses inconveniently, and on the other hand, through long-time use, adopts above-mentioned this kind of mode to lead to plug and jack complex compactness more and more poor and produce not hard up very easily, leads to circuit contact failure.

Disclosure of Invention

The invention provides a socket with a lock catch, which can improve the matching tightness of a plug and a socket, and aims to overcome the defect that the matching of the plug and the socket is not tight enough in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme:

a socket with a lock catch comprises an inner core and an upper cover, wherein one end of the inner core is provided with a plurality of inserting grooves, the upper cover is sleeved at one end of the inner core, which is provided with the inserting groove, and is rotationally connected with the inner core, the other end of the inner core is provided with a lock catch, one end of the lock catch is rotatably connected with the inner core and is provided with a spring and an action block, the spring is positioned at one side of the lock catch and is positioned on a rotating plane of the lock catch relative to the inner core, the lock catch is elastically connected with the inner core through a spring, the other end of the lock catch is provided with an insertion block, one end of the insertion block is fixedly connected with one side of the lock catch, the other end of the inserting block penetrates through the side wall of the inner core and is positioned in one of the inserting grooves, the acting block is fixedly connected with the other side corresponding to the lock catch, the upper cover is provided with a first arc-shaped side plate, one end of the first arc-shaped side plate is fixedly connected with the edge of the upper cover, and the other end of the first arc-shaped side plate is in contact with the action block to drive the lock catch to rotate. In the plug used in the invention, one pin of the plug is provided with a lock hole matched with the insert block; in an initial state, according to a lever principle, the spring acts on one end of the lock catch, so that the insertion block on the other end of the lock catch is positioned in one insertion groove, and meanwhile, the action block is contacted with the end part of the first arc-shaped side plate; when the plug pin with the lock hole is inserted into the plug-in slot, one end, positioned in the plug-in slot, of the plug block on the lock catch slides into the lock hole through the side surface of the plug pin under the action of the spring, so that the plug pin is locked; simultaneously when the plug needs to be extracted, the user only needs to rotate the inner core by a certain angle, so that the inner core drives the action block on the lock catch to rotate synchronously, the action block rotates relative to the end part of the first arc-shaped side plate, because the action block is always contacted with the end part of the first arc-shaped side plate under the action of the spring, so in the rotating process of the inner core, as long as the end part of the first arc-shaped side plate acts on the action block to ensure that the lock catch rotates outwards and drives the insertion block to be separated from the lock hole, the insertion pin can be extracted, after the insertion pin is extracted, the inner core resets under the action of the spring, the whole process can realize the plug of the plug and the socket without overcoming great friction force, time and labor are saved, and convenience and rapidness are realized.

Preferably, the other end of the first arc-shaped side plate is provided with a first protruding plate, one end of the first protruding plate is fixedly connected with the first arc-shaped side plate, a transition inclined plane is arranged on the side face of the other end of the first protruding plate, and the end face of the other end of the first protruding plate is connected with the end face of the other end of the first arc-shaped side plate through the transition inclined plane to form a contact face contacted with the action block. In an initial state, the action block is contacted with the end face of the first arc-shaped side plate; when the plug is pulled out to needs, the user is rotatory when certain angle with the inner core, and the inner core drives the effect piece on the hasp and passes through transition inclined plane synchronous rotation to the terminal surface of flange one on, at this in-process, receives the influence of conflict face, and the spring receives compression gradually, the hasp is rotatory to the inserting groove outside gradually, finally drives the inserted block and breaks away from the lockhole completely, and convenient to use person pulls out the plug, easy operation more convenient and fast.

Preferably, the inner core comprises a rear cover and a rotary shell, the upper cover is sleeved on the outer side wall of one end of the rotary shell and is rotatably connected with the rotary shell, the open end of the insertion groove is positioned on the end face of one end of the rotary shell, the other end of the rotary shell is detachably connected with the rear cover, the insertion groove is formed by the rotary shell and the rear cover, a conductive clamping sheet is arranged in the insertion groove, one end of the conductive clamping sheet is provided with a clamping part, the clamping part is positioned in the insertion groove, the other end of the conductive clamping sheet is provided with a wiring part, the wiring part penetrates through the rear cover and is positioned outside the insertion groove, a first notch matched with the lock catch is arranged on the side wall of one insertion groove, a second notch corresponding to the first notch is arranged on the conductive clamping sheet in the insertion groove, the lock catch is respectively positioned in the first notch and the second notch and is rotatably connected with the side wall of the second notch, the lateral wall of the rear cover is provided with a U-shaped groove communicated with the first notch and the second notch respectively, one end of the lock catch is positioned in the opening end of the U-shaped groove and is elastically connected with the bottom of the U-shaped groove through a spring, and the other end of the insertion block sequentially penetrates through the first notch and the second notch to be positioned in the clamping part and is provided with a guide inclined plane. On the premise of realizing the locking function, the lock catches are respectively positioned in the first notch and the second notch, and the springs are arranged in the U-shaped grooves, so that the size of the socket is favorably reduced, and the space is saved; in the process that the pin on the plug is inserted into the clamping part, the guide inclined plane plays a good guide role in the transition of the plug block into the lock hole through the side surface of the pin by overcoming the acting force of the spring gradually.

Preferably, a rotating shaft is fixed on the side wall of the second notch, a rotating hole matched with the rotating shaft is formed in the lock catch, and the lock catch is rotatably connected into the second notch through the rotating hole and the rotating shaft in a matched mode. The rotating shaft is matched with the rotating hole, a pivot point for the lock catch to rotate is formed, the lock catch can rotate around the pivot point to achieve locking and unlocking of the plug and the socket and a reset function of the inner core through the acting force of the arc-shaped side plate I or the spring in the rotating process of the inner core, and the structure is simple.

As preferred, be equipped with on the upper cover with rotatory casing assorted through-hole, rotatory casing rotates with the through-hole to be connected, be fixed with spacing boss on the inside wall of through-hole, be equipped with the arc opening on the spacing boss, rotatory casing is located the through-hole and its one end limit is located spacing boss, the one end of rotatory casing is equipped with the limiting plate with the arc opening is endocentric, limiting plate and rotatory casing's lateral wall fixed connection, the limiting plate is located the arc opening, the central angle that the limiting plate corresponds is less than the central angle that the arc opening corresponds. The limiting plate is limited in the arc-shaped opening of the limiting boss, so that when the inner core rotates within a certain angle range, the action block on the lock catch is prevented from being separated from the contact surface and losing the locking function, and the validity period of the socket locking function is prolonged.

Preferably, the first arc-shaped side plate is located on one side of the upper cover, the second arc-shaped side plate is arranged on the other side of the upper cover, the inner core is located between the first arc-shaped side plate and the second arc-shaped side plate, one end of the second arc-shaped side plate is fixedly connected with the upper cover, the other end of the second arc-shaped side plate is fixedly provided with a triangular second convex plate, the left side edge and the right side edge of the second convex plate are uniformly transited to the end face of the second arc-shaped side plate respectively and jointly form a stop face, a stop strip which is in contact with the stop face is arranged on the side wall of the rear cover in an overhead mode, two ends of the stop strip are fixedly connected with the side wall of the rear cover respectively, the middle part of the stop strip protrudes towards the second convex plate to form a V-shaped structure, and the protruding part on the stop strip is in contact with the stop face. One side of the arc-shaped opening is close to the second convex plate, the other side of the arc-shaped opening is far away from the second convex plate, a limiting area is formed between one side of the arc-shaped opening, which is far away from the second convex plate, and the second convex plate together, in an initial state, so that the limiting plate and the protruding part on the stop strip are both positioned in the limiting area, the limiting plate is contacted with one side of the arc-shaped opening, which is far away from the second convex plate, and meanwhile, the protruding part on the stop strip is positioned on the end surface of the second arc-shaped side plate and is contacted with one side of the second convex plate, so that the inner core is well limited without external force and is not easy to rotate; when the plug needs to be extracted, the user needs to rotate the inner core, the limiting plate is made to rotate towards one side of the arc-shaped opening close to the second convex plate, meanwhile, the stop strip is arranged on the side wall of the rear cover in an overhead mode, the stop strip is made to have certain elasticity, the protruding portion on the stop strip is convenient to overcome resistance and rotate to the other side of the second convex plate, certain resistance can be felt when the user rotates the inner core, when the resistance is felt to be eliminated, the protruding portion on the stop strip is indicated to have rotated to the other side of the second convex plate, the inserting block is completely separated from the lock hole at the moment, the user only needs to extract the plug, the plug has a good indication function, and misoperation is prevented.

Preferably, the edge of the upper cover is provided with a plurality of mounting lugs, the first arc-shaped side plate and the second arc-shaped side plate are both located between the mounting lugs, the mounting lugs are fixedly connected with the upper cover and integrated with the upper cover, and mounting holes are formed in the mounting lugs, so that the socket can be conveniently mounted and fixed.

As another kind of preferred, the upper cover is equipped with the barrel, arc curb plate one and arc curb plate two all are located the barrel, the one end of barrel and the marginal fixed connection of upper cover and form an organic whole, the other end of barrel is equipped with two stifles, and two stifles are located the both sides of barrel respectively and make the tip of barrel closed, stifle and barrel can be dismantled and be connected, and wherein the junction of a stifle and another stifle is connected with a plurality of and wiring portion one-to-one wiring block one, the one end of wiring block one is located the barrel, the other end of wiring block one is located the barrel externally, wiring portion on the electrically conductive holding piece passes through the wire and is connected with the one end electricity that corresponding wiring block one is located the barrel. According to different use scenes, the inner core is positioned in the cylinder body and is sealed by the blank cap, so that the structure of the inner core is not exposed outside, and the inner core is well protected; meanwhile, the installation design of the blank cap and the first junction block is favorable for the installation and the maintenance of the socket.

As another preferred mode, the upper cover is provided with a lower cover, the open end of the lower cover is detachably connected with the upper cover to form a cavity, the first arc-shaped side plate and the second arc-shaped side plate are both positioned in the cavity, the grounding piece is arranged outside the cavity, the grounding plate is detachably connected with the lower cover, a wiring block II is arranged on the grounding plate, avoidance holes matched with the wiring block II are arranged at the bottom of the lower cover, the number of the inserting grooves is three, the wiring part on the conductive clamping sheet in one of the inserting grooves is electrically connected with the second wiring block through a lead, two wiring grooves are arranged on the left side wall and the right side wall of the lower cover, adjustable wiring bolts are arranged in the wiring grooves, threading holes are arranged on the bottom of the lower cover and the grounding sheet, the wiring parts on the conductive clamping pieces in the other two insertion grooves are respectively and electrically connected with the corresponding wiring bolts through the wire penetrating through the threading holes. This scheme can be convenient for the socket mounting in the wall, and the inner core in the cavity can set up a plurality ofly according to the demand, and in the wall for the convenience of socket mounting simultaneously, the design in wiring groove can be embedded into the wiring groove when making wire and wiring bolted connection, when preventing to install or dismantle, the wall body produces the friction to the wire and makes the wire receive destruction, does benefit to and improves the security performance.

As preferred, the shape of earthing lug is the U-shaped, through wires hole and terminal block two all are located the bottom of earthing lug, the bottom of lower cover be equipped with earthing lug assorted spacing groove, the earthing lug is located the spacing inslot, all be equipped with two V type draw-in grooves that are parallel to each other on the upper and lower both sides wall of lower cover, the earthing lug is located between two draw-in grooves, all be equipped with two respectively on the open end both sides of earthing lug with two draw-in groove one-to-one assorted elasticity fixture blocks, the one end of fixture block and the lateral wall fixed connection of earthing lug just form an organic whole, the other end of fixture block turns over to the draw-in groove in and contacts with the bottom of draw-in groove, all be fixed with the connection piece on the open end both sides terminal surface of earthing lug. The limiting groove plays a limiting role in limiting the grounding piece, and meanwhile, the clamping block can be accurately clamped into the corresponding clamping groove, so that the grounding piece is convenient to mount; the structural design of the clamping grooves and the clamping blocks ensures that the grounding sheet can be smoothly clamped into the corresponding clamping grooves through the clamping blocks and can be well positioned; the connecting sheet is convenient to be connected with an external grounding circuit and is convenient to install and fix the socket and the wall body.

Preferably, the action block is in an L shape, the latch is fixedly connected with the other side of the action block through one side of the action block and is formed into a whole, and the other side of the action block is in contact with the other end of the first arc-shaped side plate.

Preferably, the action block is rectangular, one end of the action block is fixedly connected with the lock catch, and the other end of the action block is in contact with the other end of the first arc-shaped side plate.

As preferred, the open end both sides in U type groove all are equipped with the stopper, the shape of stopper is L shape, the one end of stopper and the open end fixed connection in U type groove just form integratively, the other end of two stoppers constitute jointly with effect piece assorted spacing groove, the effect piece is located the spacing inslot, on the one hand can play fine limiting displacement in rotating the in-process to the effect piece, and on the other hand can prevent effectively that the effect piece from producing deformation through a lot of rotations, does benefit to increase of service life.

The invention has the beneficial effects that: the matching tightness of the plug and the socket is improved; the plug and the socket can be plugged without overcoming great friction in the whole process, so that the plug and the socket are time-saving, labor-saving, convenient and quick; the volume of the socket is reduced, and the space is saved; the locking and unlocking of the plug and the socket and the reset function of the inner core are realized, and the structure is simple; the action block on the lock catch is prevented from being separated from the contact surface and losing the locking function, so that the validity period of the locking function of the socket is prolonged; the inner core is well limited under the action of no external force, and is not easy to rotate; the plug-in block is completely separated from the lock hole, so that the plug-in block has a good indication function and misoperation is prevented; the socket is convenient to mount and fix; the inner core is well protected; the installation and the maintenance of the socket are facilitated; is favorable for improving the safety performance.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a rear view of FIG. 2;

FIG. 4 is a left side view of FIG. 2;

FIG. 5 is a cross-sectional view A-A of FIG. 4;

FIG. 6 is a right side view of FIG. 2;

FIG. 7 is a second schematic structural view of the present invention;

FIG. 8 is a front view of the second schematic structural view of the present invention;

FIG. 9 is a rear view of FIG. 8;

FIG. 10 is a cross-sectional view C-C of FIG. 9;

FIG. 11 is a third schematic structural view of the present invention;

FIG. 12 is a rear view of FIG. 11;

FIG. 13 is a cross-sectional view B-B of FIG. 12;

FIG. 14 is a left side view of FIG. 11;

FIG. 15 is a bottom view of FIG. 11;

fig. 16 is another embodiment of fig. 3.

In the figure: 1. the inner core, 2, the upper cover, 3, the inserting groove, 4, the lock catch, 5, the spring, 6, the action block, 7, the inserting block, 8, the arc-shaped side plate I, 9, the convex plate I, 10, the transition inclined plane, 11, the abutting surface, 12, the rear cover, 13, the rotating shell, 14, the conductive clamping sheet, 15, the clamping part, 16, the wiring part, 17, the notch I, 18, the notch II, 19, the U-shaped groove, 20, the guide inclined plane, 21, the rotating shaft, 22, the rotating hole, 23, the through hole, 24, the limiting boss, 25, the arc-shaped opening, 26, the limiting plate, 27, the arc-shaped side plate II, 28, the convex plate II, 29, the stopping surface, 30, the stopping strip, 31, the mounting lug, 32, the mounting hole, 33, the cylinder body, 34, the cover, 35, the wiring block I, 36, the lower cover, 37, the cavity, 38. the grounding piece 39, the wiring block II, the avoiding hole 40, the wiring groove 41, the wiring bolt 42, the threading hole 43, the limiting groove 44, the clamping groove 45, the clamping block 46, the clamping block 47, the connecting piece 48 and the limiting block 48.

Detailed Description

The invention is further described with reference to the following figures and detailed description.

In the embodiment shown in fig. 1 to 5, a socket with a lock catch comprises an inner core 1 and an upper cover 2, wherein one end of the inner core 1 is provided with a plurality of insertion grooves 3, the upper cover 2 is sleeved at the end of the inner core 1 provided with the insertion grooves 3 and is rotatably connected with the inner core 1, the other end of the inner core 1 is provided with a lock catch 4, one end of the lock catch 4 is rotatably connected with the inner core 1 and is provided with a spring 5 and an action block 6, the spring 5 is positioned at one side of the lock catch 4 and is positioned on a rotation plane of the lock catch 4 relative to the inner core 1, the lock catch 4 is elastically connected with the inner core 1 through the spring 5, the other end of the lock catch 4 is provided with an insertion block 7, one end of the insertion block 7 is fixedly connected with one side of the lock catch 4, the other end of the insertion block 7 penetrates through the side wall of the inner core 1 and is positioned in one of the insertion grooves 3, the action block 6 is fixedly connected with the other side corresponding to the lock catch 4, the upper cover 2 is provided with an arc-shaped side plate 8, one end of the arc-shaped side plate is fixedly connected with the edge of the upper cover 2, the other end of the arc-shaped side plate I8 drives the lock catch 4 to rotate by contacting with the action block 6.

As shown in fig. 1, 3, 4 and 5, the other end of the first arc-shaped side plate 8 is provided with a first protruding plate 9, one end of the first protruding plate 9 is fixedly connected with the first arc-shaped side plate 8, a transition inclined plane 10 is arranged on the side face of the other end of the first protruding plate 9, and the end face of the other end of the first protruding plate 9 is connected with the end face of the other end of the first arc-shaped side plate 8 through the transition inclined plane 10 to form a contact face 11 which is in contact with the action block 6.

As shown in fig. 1, 3, 4 and 5, the inner core 1 includes a back cover 12 and a rotary housing 13, the upper cover 2 is sleeved on an outer side wall of one end of the rotary housing 13 and rotatably connected with the rotary housing 13, an open end of the insertion groove 3 is located on an end surface of one end of the rotary housing 13, the other end of the rotary housing 13 is detachably connected with the back cover 12, the insertion groove 3 is formed by the rotary housing 13 and the back cover 12, a conductive clamping piece 14 is arranged in the insertion groove 3, one end of the conductive clamping piece 14 is provided with a clamping portion 15, the clamping portion 15 is located in the insertion groove 3, the other end of the conductive clamping piece 14 is provided with a wiring portion 16, the wiring portion 16 penetrates through the back cover 12 and is located outside the insertion groove 3, a first notch 17 matched with the latch 4 is arranged on a side wall of one of the insertion groove 3, a second notch 18 corresponding to the first notch 17 is arranged on the conductive clamping piece 14 in the insertion groove 3, the latch 4 is respectively located in the first notch 17 and the second notch 18 and rotatably connected with a side wall of the second notch 18, the side wall of the rear cover 12 is provided with a U-shaped groove 19 communicated with the first gap 17 and the second gap 18, one end of the lock catch 4 is positioned in the opening end of the U-shaped groove 19 and is elastically connected with the bottom of the U-shaped groove 19 through the spring 5, and the other end of the insert block 7 sequentially penetrates through the first gap 17 and the second gap 18 and is positioned in the clamping part 15 and is provided with a guide inclined plane 20.

As shown in fig. 5, a rotating shaft 21 is fixed on the side wall of the second notch 18, a rotating hole 22 matched with the rotating shaft 21 is formed in the lock catch 4, and the lock catch 4 is matched with the rotating shaft 21 through the rotating hole 22 and is rotatably connected in the second notch 18.

As shown in fig. 3 and 5, a through hole 23 matched with the rotating housing 13 is formed in the upper cover 2, the rotating housing 13 is rotatably connected with the through hole 23, a limiting boss 24 is fixed on the inner side wall of the through hole 23, an arc-shaped opening 25 is formed in the limiting boss 24, the rotating housing 13 is located in the through hole 23, one end of the rotating housing 13 is limited on the limiting boss 24, a limiting plate 26 concentric with the arc-shaped opening 25 is arranged at one end of the rotating housing 13, the limiting plate 26 is fixedly connected with the side wall of the rotating housing 13, the limiting plate 26 is located in the arc-shaped opening 25, and a central angle corresponding to the limiting plate 26 is smaller than a central angle corresponding to the arc-shaped opening 25.

As shown in fig. 3, 5 and 6, the first arc-shaped side plate 8 is located on one side of the upper cover 2, the second arc-shaped side plate 27 is arranged on the other side of the upper cover 2, the inner core 1 is located between the first arc-shaped side plate 8 and the second arc-shaped side plate 27, one end of the second arc-shaped side plate 27 is fixedly connected with the upper cover 2, the other end of the second arc-shaped side plate 27 is fixedly provided with a triangular second projection plate 28, the left side and the right side of the second projection plate 28 uniformly transition to the end surfaces of the second arc-shaped side plate 27 respectively and jointly form a stop surface 29, a stop strip 30 contacting the stop surface 29 is arranged on the side wall of the rear cover 12 in an overhead manner, two ends of the stop strip 30 are fixedly connected with the side wall of the rear cover 12 respectively, the middle part of the stop strip 30 protrudes towards the second projection plate 28 to form a V-shaped structure, and the protruding part of the stop strip 30 contacts the stop surface 29.

As shown in fig. 1, 2 and 3, the edge of the upper cover 2 is provided with a plurality of mounting lugs 31, the first arc-shaped side plate 8 and the second arc-shaped side plate 27 are both located between the mounting lugs 31, the mounting lugs 31 are fixedly connected with the upper cover 2 and are integrated, and mounting holes 32 are formed in the mounting lugs 31.

As shown in fig. 7 to 10, a cylinder 33 is disposed on the upper cover 2, the first arc-shaped side plate 8 and the second arc-shaped side plate 27 are both disposed in the cylinder 33, one end of the cylinder 33 is fixedly connected with the edge of the upper cover 2 to form a whole, two blank caps 34 are disposed at the other end of the cylinder 33, the two blank caps 34 are respectively disposed at two sides of the cylinder 33 to close the end of the cylinder 33, the blank caps 34 are detachably connected with the cylinder 33, a connection portion between one blank cap 34 and the other blank cap 34 is connected with a plurality of first connection blocks 35 corresponding to the first connection blocks 16 one by one, one end of each first connection block 35 is disposed in the cylinder 33, the other end of each first connection block 35 is disposed outside the cylinder 33, and the first connection portion 16 on the conductive clamping piece 14 is electrically connected with one end of the corresponding first connection block 35 disposed in the cylinder 33 through a wire.

As shown in fig. 11 to 15, the upper cover 2 is provided with a lower cover 36, an opening end of the lower cover 36 is detachably connected with the upper cover 2 to form a cavity 37, the first arc-shaped side plate 8 and the second arc-shaped side plate 27 are both located in the cavity 37, a grounding plate 38 is arranged outside the cavity 37, the grounding plate 38 is detachably connected with the lower cover 36, the grounding plate 38 is provided with a second wiring block 39, the bottom of the lower cover 36 is provided with a avoidance hole 40 matched with the second wiring block 39, the number of the insertion grooves 3 is three, the wiring part 16 on the conductive clamping sheet 14 in one of the inserting grooves 3 is electrically connected with the second wiring block 39 through a lead, two wiring grooves 41 are arranged on the left side wall and the right side wall of the lower cover 36, adjustable wiring bolts 42 are arranged in the wiring grooves 41, threading holes 43 are respectively arranged on the bottom of the lower cover 36 and the grounding sheet 38, the wire connecting parts 16 on the conductive clamping pieces 14 in the other two inserting grooves 3 are respectively electrically connected with the corresponding wire connecting bolts 42 through the wire penetrating through holes 43.

As shown in fig. 13, 14 and 15, the ground plate 38 is U-shaped, the threading hole 43 and the second connection block 39 are both located at the bottom of the ground plate 38, the bottom of the lower cover 36 is provided with a limiting groove 44 matched with the ground plate 38, the ground plate 38 is located in the limiting groove 44, two V-shaped slots 45 parallel to each other are respectively arranged on the upper side wall and the lower side wall of the lower cover 36, the ground plate 38 is located between the two slots 45, two elastic blocks 46 respectively matched with the two slots 45 one by one are respectively arranged on the two sides of the opening end of the ground plate 38, one end of each block 46 is fixedly connected with the side wall of the ground plate 38 to form a whole, the other end of each block 46 is folded inwards towards the slot 45 and is contacted with the bottom of the slot 45, and the connection pieces 47 are respectively fixed on the end faces of the two sides of the opening end of the ground plate 38.

As shown in fig. 1 and 3, the action block 6 is L-shaped, the latch 4 is fixedly connected with the other side of the action block 6 through one side of the action block and is formed into a whole, and the other side of the action block 6 is contacted with the other end of the arc-shaped side plate I8.

As shown in fig. 16, the action block 6 may also be rectangular, one end of the action block 6 is fixedly connected with the latch 4, and the other end of the action block 6 is in contact with the other end of the arc-shaped side plate one 8.

As shown in fig. 16, both sides of the open end of the U-shaped groove 19 are provided with limit blocks 48, the limit blocks 48 are L-shaped, one ends of the limit blocks 48 are fixedly connected with the open end of the U-shaped groove 19 and are integrated, the other ends of the two limit blocks 48 jointly form a limit groove matched with the action block 6, and the action block 6 is located in the limit groove.

Like the sockets of the three embodiments shown in fig. 1, 7 and 11, the structure of the inner core 1 of the socket is the same. In the plug used in the invention, one pin of the plug is provided with a lock hole matched with the insert block.

In an initial state, according to a lever principle, the spring 5 acts on one end of the lock catch 4, so that the insertion block 7 on the other end of the lock catch 4 is positioned in one insertion groove 3, and meanwhile, the action block 6 is in contact with the end face of the arc-shaped side plate I8; when the plug pin with the lock hole is inserted into the plug groove 3, one end, positioned in the plug groove 3, of the plug block 7 on the lock catch 4 slides into the lock hole through the side surface of the plug pin under the action force of the spring 5, so that the plug pin is locked; meanwhile, when the plug needs to be pulled out, a user only needs to rotate the inner core 1 by a certain angle, the inner core 1 drives the action block 6 on the lock catch 4 to synchronously rotate to the end face of the first convex plate 9 through the transition inclined plane 10, in the process, under the influence of the contact surface 11, the spring 5 is gradually compressed, the lock catch 4 gradually rotates towards the outside of the insertion groove 3, and finally the insertion block 7 is driven to be completely separated from the lock hole, so that the user can pull out the plug more conveniently and quickly; after the plug pin is pulled out, the inner core 1 resets under the action of the spring 5, the whole process can realize the plugging of the plug and the socket without overcoming great friction, and the plug pin is time-saving, labor-saving, convenient and fast.

One side of the arc-shaped opening 25 is close to the second convex plate 28, the other side of the arc-shaped opening 25 is far away from the second convex plate 28, in an initial state, a limiting area is formed between one side of the arc-shaped opening 25, which is far away from the second convex plate 28, and the second convex plate 28, so that the limiting plate 26 and the protruding part on the stop strip 30 are both positioned in the limiting area, the limiting plate 26 is in contact with one side of the arc-shaped opening 25, which is far away from the second convex plate 28, and meanwhile, the protruding part on the stop strip 30 is positioned on the end surface of the second arc-shaped side plate 27 and is in contact with one side of the second convex plate 28, so that the inner core 1 is well limited without external force and is not easy to rotate; when the plug needs to be pulled out, the user needs to rotate the inner core 1, the limiting plate 26 rotates towards one side of the arc-shaped opening 25 close to the second convex plate 28, meanwhile, the stop strip 30 is arranged on the side wall of the rear cover 12 in an overhead mode, the stop strip 30 has certain elasticity, the protruding portion on the stop strip 30 can overcome resistance and rotate to the other side of the second convex plate 28 conveniently, certain resistance can be felt when the user rotates the inner core 1, when the resistance is eliminated, the protruding portion on the stop strip 30 is described to have rotated to the other side of the second convex plate 28, the inserting block 7 is completely separated from the lock hole at the moment, the user only needs to pull out the plug, the plug has a good indicating function, and misoperation is prevented.

As shown in fig. 1 to 6, in the first embodiment, a plurality of mounting lugs 31 are disposed on the edge of the upper cover 2, the mounting lugs 31 are fixedly connected with the upper cover 2 and are integrated into a whole, and mounting holes 32 are disposed in the mounting lugs 31, so as to facilitate mounting and fixing of the socket.

In the second embodiment shown in fig. 7 to 10, according to different usage scenarios, the inner core 1 is located in the cylinder 33 and is sealed by the blank cap 34, so that the structure of the inner core 1 is not exposed outside, and the inner core 1 is well protected; meanwhile, the installation design of the blank cap 34 and the first junction block 35 is beneficial to the installation and the maintenance of the socket.

In the third embodiment shown in fig. 11 to 15, the socket can be easily mounted in a wall, embedded in the wall, fixed by the connecting piece 47 and electrically connected to an external ground line. Inner core 1 in the cavity 37 can set up to a plurality ofly according to the demand, and simultaneously for the convenience of socket installation in the wall, the design of wiring groove 41 makes can be embedded into wiring groove 41 when the wire is connected with binding bolt 42 in, when preventing installation or dismantlement, the wall body produces the friction to the wire and makes the wire receive destruction, does benefit to and improves the security performance.

The embodiments of the invention described above are intended to be exemplary only, and it will be apparent to those skilled in the art that many modifications and equivalent other embodiments can be made and still practice the invention. Therefore, the present invention is not limited to the embodiments disclosed in the detailed description. The true technical scope of the present invention is defined by the technical spirit of the appended claims, that is, the scope of the present invention includes all modifications, equivalents, and alternatives falling within the spirit and scope of the appended claims.

Claims

1. A socket with a lock catch is characterized by comprising an inner core (1) and an upper cover (2), wherein one end of the inner core (1) is provided with a plurality of insertion grooves (3), the upper cover (2) is sleeved at one end, provided with the insertion grooves (3), of the inner core (1) and is rotatably connected with the inner core (1), the other end of the inner core (1) is provided with a lock catch (4), one end of the lock catch (4) is rotatably connected with the inner core (1) and is provided with a spring (5) and an action block (6), the spring (5) is positioned at one side of the lock catch (4) and is positioned on a rotating plane of the lock catch (4) relative to the inner core (1), the lock catch (4) is elastically connected with the inner core (1) through the spring (5), the other end of the lock catch (4) is provided with an insertion block (7), one end of the insertion block (7) is fixedly connected with one side of the lock catch (4), and the other end of the insertion block (7) penetrates through the side wall of the inner core (1) and is positioned in one insertion groove (3), the other side of the action block (6) corresponding to the lock catch (4) is fixedly connected, a first arc-shaped side plate (8) is arranged on the upper cover (2), one end of the first arc-shaped side plate (8) is fixedly connected with the edge of the upper cover (2), and the other end of the first arc-shaped side plate (8) is in contact with the action block (6) to drive the lock catch (4) to rotate.

2. The socket with the lock catch as claimed in claim 1, wherein the other end of the first arc-shaped side plate (8) is provided with a first protruding plate (9), one end of the first protruding plate (9) is fixedly connected with the first arc-shaped side plate (8), the other end side of the first protruding plate (9) is provided with a transition inclined surface (10), and the other end surface of the first protruding plate (9) is connected with the end surface of the other end of the first arc-shaped side plate (8) through the transition inclined surface (10) to form an abutting surface (11) which is in contact with the action block (6).

3. The socket with the lock catch according to claim 1, wherein the inner core (1) comprises a rear cover (12) and a rotary shell (13), the upper cover (2) is sleeved on the outer side wall of one end of the rotary shell (13) and is rotatably connected with the rotary shell (13), the open end of the insertion groove (3) is located on the end face of one end of the rotary shell (13), the other end of the rotary shell (13) is detachably connected with the rear cover (12), the insertion groove (3) is formed by the rotary shell (13) and the rear cover (12), a conductive clamping piece (14) is arranged in the insertion groove (3), a clamping portion (15) is arranged at one end of the conductive clamping piece (14), the clamping portion (15) is located in the insertion groove (3), a wiring portion (16) is arranged at the other end of the conductive clamping piece (14), the wiring portion (16) penetrates through the rear cover (12) and is located outside the insertion groove (3), the side wall of one of the inserting grooves (3) is provided with a first notch (17) matched with the lock catch (4), a second notch (18) corresponding to the first notch (17) is arranged on a conductive clamping sheet (14) in the inserting groove (3), the lock catch (4) is respectively positioned in the first notch (17) and the second notch (18) and is rotatably connected with the side wall of the second notch (18), the side wall of the rear cover (12) is provided with a U-shaped groove (19) communicated with the first notch (17) and the second notch (18), one end of the lock catch (4) is positioned in the open end of the U-shaped groove (19) and is elastically connected with the bottom of the U-shaped groove (19) through a spring (5), and the other end of the inserting block (7) sequentially penetrates through the first notch (17) and the second notch (18) and is positioned in the clamping part (15) and is provided with a guide inclined plane (20).

4. The socket with the lock catch as claimed in claim 3, wherein a rotating shaft (21) is fixed on the side wall of the second notch (18), a rotating hole (22) matched with the rotating shaft (21) is formed in the lock catch (4), and the lock catch (4) is rotatably connected in the second notch (18) through the rotating hole (22) and the rotating shaft (21) in a matched manner.

5. A socket with a lock catch according to claim 3, wherein the upper cover (2) is provided with a through hole (23) matching with the rotary housing (13), the rotary shell (13) is rotationally connected with the through hole (23), a limiting boss (24) is fixed on the inner side wall of the through hole (23), the limiting boss (24) is provided with an arc-shaped opening (25), the rotary shell (13) is positioned in the through hole (23) and one end of the rotary shell is limited on the limiting boss (24), one end of the rotating shell (13) is provided with a limit plate (26) which is concentric with the arc-shaped opening (25), the limit plate (26) is fixedly connected with the side wall of the rotary shell (13), the limit plate (26) is positioned in the arc-shaped opening (25), the central angle corresponding to the limiting plate (26) is smaller than the central angle corresponding to the arc-shaped opening (25).

6. The socket with the lock catch as claimed in claim 3, 4 or 5, wherein the first arc-shaped side plate (8) is located on one side of the upper cover (2), the second arc-shaped side plate (27) is arranged on the other side of the upper cover (2), the inner core (1) is located between the first arc-shaped side plate (8) and the second arc-shaped side plate (27), one end of the second arc-shaped side plate (27) is fixedly connected with the upper cover (2), the other end of the second arc-shaped side plate (27) is fixedly provided with a triangular second convex plate (28), the left side and the right side of the second convex plate (28) respectively and uniformly transition towards the end faces of the second arc-shaped side plate (27) to form a stop face (29) together, the side wall of the rear cover (12) is provided with a stop strip (30) in an overhead manner, and the two ends of the stop strip (30) are respectively and fixedly connected with the side wall of the rear cover (12), the middle part of the stop strip (30) protrudes towards the second convex plate (28) to form a V-shaped structure, and the protruding part on the stop strip (30) is in contact with the stop surface (29).

7. The socket with the lock catch as claimed in claim 6, wherein the edge of the upper cover (2) is provided with a plurality of mounting lugs (31), the first arc-shaped side plate (8) and the second arc-shaped side plate (27) are both located between the mounting lugs (31), the mounting lugs (31) are fixedly connected with the upper cover (2) and are formed into a whole, and mounting holes (32) are formed in the mounting lugs (31).

8. The socket with the lock catch as claimed in claim 6, wherein the upper cover (2) is provided with a barrel body (33), the first arc-shaped side plate (8) and the second arc-shaped side plate (27) are both located in the barrel body (33), one end of the barrel body (33) is fixedly connected with and integrated with the edge of the upper cover (2), the other end of the barrel body (33) is provided with two blank caps (34), the two blank caps (34) are respectively located at two sides of the barrel body (33) to close the end part of the barrel body (33), the blank caps (34) are detachably connected with the barrel body (33), a plurality of first wiring blocks (35) corresponding to the wiring parts (16) are connected at the joint of one blank cap (34) and the other blank cap (34), one end of the first wiring block (35) is located in the barrel body (33), and the other end of the first wiring block (35) is located outside the barrel body (33), the wiring part (16) on the conductive clamping sheet (14) is electrically connected with one end of the corresponding first wiring block (35) in the cylinder body (33) through a lead.

9. The socket with the lock catch according to claim 6, wherein the upper cover (2) is provided with a lower cover (36), the open end of the lower cover (36) is detachably connected with the upper cover (2) to form a cavity (37), the first arc-shaped side plate (8) and the second arc-shaped side plate (27) are both located in the cavity (37), the cavity (37) is externally provided with a grounding plate (38), the grounding plate (38) is detachably connected with the lower cover (36), the grounding plate (38) is provided with a second connecting block (39), the bottom of the lower cover (36) is provided with a avoiding hole (40) matched with the second connecting block (39), the number of the inserting grooves (3) is three, the wiring portion (16) on the conductive clamping piece (14) in one inserting groove (3) is electrically connected with the second connecting block (39) through a wire, the left side wall and the right side wall of the lower cover (36) are provided with two wiring grooves (41), the adjustable wiring bolt (42) is arranged in the wiring groove (41), threading holes (43) are formed in the bottom of the lower cover (36) and the grounding piece (38), and the wiring parts (16) on the conductive clamping pieces (14) in the other two insertion grooves (3) are respectively and electrically connected with the corresponding wiring bolts (42) through the threading holes (43) which are penetrated by wires.

10. The socket with the lock catch as claimed in claim 9, wherein the grounding plate (38) is U-shaped, the threading hole (43) and the second connecting block (39) are both located at the bottom of the grounding plate (38), the bottom of the lower cover (36) is provided with a limiting groove (44) matched with the grounding plate (38), the grounding plate (38) is located in the limiting groove (44), the upper and lower side walls of the lower cover (36) are both provided with two V-shaped clamping grooves (45) parallel to each other, the grounding plate (38) is located between the two clamping grooves (45), two elastic clamping blocks (46) respectively matched with the two clamping grooves (45) are both arranged at the two sides of the opening end of the grounding plate (38), one end of each clamping block (46) is fixedly connected with and integrated with the side wall of the grounding plate (38), the other end of each clamping block (46) is turned inwards towards the clamping groove (45) and is contacted with the bottom of the clamping groove (45), and connecting sheets (47) are fixed on the end surfaces of the two sides of the opening end of the grounding sheet (38).

11. A socket with a latch according to claim 3, wherein the action block (6) is L-shaped, the latch (4) is fixedly connected with and integrated with the other side of the action block (6) through one of the sides, and the other side of the action block (6) is in contact with the other end of the arc-shaped side plate I (8).

12. The socket with the lock catch as claimed in claim 3, wherein the action block (6) is rectangular, one end of the action block (6) is fixedly connected with the lock catch (4), and the other end of the action block (6) is in contact with the other end of the arc-shaped side plate I (8).

13. The socket with the lock catch as claimed in claim 3, 4, 5, 11 or 12, wherein the two sides of the open end of the U-shaped groove (19) are both provided with a limiting block (48), the limiting block (48) is L-shaped, one end of the limiting block (48) is fixedly connected with the open end of the U-shaped groove (19) and is formed into a whole, the other ends of the two limiting blocks (48) jointly form a limiting groove matched with the action block (6), and the action block (6) is located in the limiting groove.