CN209805079U

CN209805079U - tool unlocking type connector

Info

Publication number: CN209805079U
Application number: CN201921121976.9U
Authority: CN
Inventors: 马军亮; 徐玲
Original assignee: Weidemiler Electric Connection (shanghai) Co Ltd
Current assignee: Weidemiler Electric Connection (shanghai) Co Ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2019-12-17
Anticipated expiration: 2029-07-17

Abstract

The utility model discloses a tool unlocking type connector, which comprises a socket and a plug which are fixedly spliced with each other, wherein a socket cantilever is arranged on the upper side or the lower side of a socket shell of the socket, which is close to a splicing port, and a first clamping groove is arranged in the socket cantilever; one end of the plug cantilever is provided with a first buckle clamped with the first clamping groove, a tool unlocking structure is arranged between the plug sliding shell and the plug fixing shell, a pressing piece capable of pressing the plug cantilever is arranged on the inner side of the plug sliding shell, and a pressed piece matched with the pressing piece is arranged on the plug cantilever, so that the problems that a special unlocking tool needs to be specially configured, or independent movable accessories are easily lost, the use is troublesome and the like in the prior art are solved.

Description

Tool unlocking type connector

Technical Field

The utility model relates to a photovoltaic connector field especially relates to an instrument unblock formula connector.

background

The existing photovoltaic connector field specifies that a connecting structure of 'tool unlocking' must be adopted between a plug and a socket, and the plug and the socket can not be opened by bare hands without the help of tools after being plugged, so that the risk caused by misoperation is avoided. The tool unlocking function is generally realized in two modes, one mode is that a specially designed buckle and an unlocking clamp are adopted, and the mode mainly aims at a small-size connector and needs a special unlocking tool; the other type is that a movable sliding block is inserted under an unlocking handle of the plug, the movable sliding block is an accessory independent from the plug, the mode is troublesome to use, and the independent accessory is easy to lose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an instrument unblock formula connector to the problem that exists among the above-mentioned prior art, the unblock of this connector need not special release tool, also need not independent activity accessory to effectively solve special release tool need special configuration among the prior art, perhaps independent activity accessory easily loses, uses relevant defects such as troublesome.

In order to achieve the above object, the utility model provides a following technical scheme:

The utility model discloses a tool unlocking type connector, which comprises a socket and a plug which are fixedly spliced with each other, wherein a socket cantilever is arranged on the upper side or the lower side of a socket shell of the socket, which is close to a splicing port, and a first clamping groove is arranged in the socket cantilever;

the plug comprises a plug fixing shell and a plug sliding shell;

a plug cantilever is arranged on the upper side or the lower side of the plug fixing shell corresponding to the socket cantilever, one end of the plug cantilever is fixedly connected with the plug fixing shell into a whole, and the other end of the plug cantilever is provided with a first buckle clamped with the first clamping groove;

the plug sliding shell is movably clamped on one side, provided with the plug cantilever, of the plug fixed shell, can slide relative to the plug fixed shell along the plugging direction, and a tool unlocking structure is arranged between the plug sliding shell and the plug fixed shell;

the plug comprises a plug sliding shell, and is characterized in that a pressing piece capable of pressing the plug cantilever is arranged on the inner side of the plug sliding shell, a pressed piece matched with the pressing piece is arranged on the plug cantilever, one of the pressing piece and the pressed piece is a chute inclined downwards along the plugging direction, and the other one of the pressing piece and the pressed piece is a sliding column which is positioned in the chute and can slide in the chute.

Preferably, the tool unlocking structure comprises a second buckle and a second clamping groove;

the second buckle is arranged at a position, close to the fixed end, in the plug cantilever and protrudes out of the upper surface of the plug cantilever, one end of the second buckle is fixedly connected with the plug cantilever into a whole, the other end of the second buckle extends along a cantilever in a direction opposite to the plugging direction, and the plug sliding shell is provided with a through second clamping groove clamped with the second buckle.

Preferably, the second clamping groove is rectangular, the length range of the second clamping groove is 2-8mm, and the width range of the second clamping groove is 1-5 mm.

Preferably, the pressing piece is a convex sliding column, the sliding columns are respectively arranged on two sides of the inner portion of the plug sliding shell, the pressed piece is a chute, and the chute is respectively arranged on two sides of the plug cantilever, which are close to the first buckle.

Preferably, the pressing piece is a chute which is respectively arranged on two sides of the inside of the plug sliding shell, the pressed piece is a sliding column which is respectively arranged on two sides of the plug cantilever close to the first buckle.

preferably, the inclined groove inclines downwards along the inserting direction with an inclination angle of 10-15 degrees.

Preferably, a compression spring is arranged between the plug fixing shell and the plug sliding shell, and two ends of the compression spring are respectively fixed on the plug fixing shell and the plug sliding shell.

Preferably, a first annular groove is formed in the position, deviating from the plugging direction, of the fixed end portion of the socket cantilever, a second annular groove is formed in the position, corresponding to the first annular groove, in the plug sliding shell, one end of the compression spring is fixed in the first annular groove, and the other end of the compression spring is fixed in the second annular groove.

Preferably, the inside both sides of plug slip shell are provided with the slider that extends along the grafting direction respectively, be provided with the slide rail that extends along the grafting direction on the fixed shell of plug, the slider is located in the slide rail and can slide in the slide rail.

Preferably, the left side and the right side of the socket close to the interface are respectively provided with a locking frame, the locking frame is provided with a third clamping groove, the left side and the right side of the plug fixing shell close to the interface are respectively provided with an elastic locking arm, one end of the elastic locking arm is fixedly connected with the plug fixing shell into a whole, the other end of the elastic locking arm extends along a cantilever in a direction opposite to the plugging direction, and the outer surface of a cantilever part of the elastic locking arm is provided with a third buckle clamped with the third clamping groove.

compared with the prior art, the utility model has the advantages of: the utility model discloses a plug slip shell slides along the grafting direction, utilizes first buckle with mutually supporting of second buckle, and the pressing part is realized with the mutual slip between the pressing part the closure and the unblock of plug and socket are compared with traditional photovoltaic connector, and the unblock of this connector need not special unblock instrument, also need not independent movable accessory to effectively solve special unblock instrument among the prior art and need specially dispose, perhaps independent movable accessory easily loses, relevant defects such as troublesome to use.

Drawings

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

Fig. 1 is an exploded view of a tool release connector according to a first embodiment of the present invention.

fig. 2 is a side view of the tool-unlocking connector corresponding to fig. 1.

Fig. 3 is a schematic structural view of a sliding housing of the plug corresponding to fig. 1.

Fig. 4 is a schematic view showing a relationship structure between the slide rail and the slider corresponding to fig. 1.

Fig. 5 is a top view of a front view of a tool-unlocking connector corresponding to fig. 1.

Fig. 6 is a partially enlarged cross-sectional view of the locking position of the direction a-a corresponding to fig. 5.

Fig. 7 is a partially enlarged cross-sectional view taken along line a-a of fig. 5 when the locking mechanism is unlocked.

Fig. 8 is an enlarged partial cross-sectional view of a tool release connector according to a second embodiment of the present invention when unlocked.

fig. 9 is a partially enlarged cross-sectional view of the locking device corresponding to fig. 8.

Description of reference numerals:

Socket: 1

Socket cantilever: 11 first card slot: 111

Locking the frame: 12 third card slot: 121

Plug: 2

the plug fixes the outer casing: 21

Plug cantilever: 211 a first buckle: 212 second snap: 213

A slide rail: 214 passive chute: 215 first annular groove: 216

A flexible locking arm: 217 third snap: 218 passive sliding column: 215'

Plug sliding outer shell: 22

A slide block: 221 second card slot: 222 active sliding column: 223

active chute: 223' second annular groove: 224

Compressing the spring: 23

Length: h width: d

Detailed Description

the technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

Example 1

The tool-unlocking type connector, as shown in fig. 1, includes a receptacle 1 and a plug 2 that can be fixed by being plugged into each other. The socket 1 and the header 2 have therein electrical connection metal members (not shown in the drawings), respectively. The socket 1 is fixed to the apparatus casing by four screws. The socket 1 is provided with a socket cantilever 11 on the upper side (or lower side) of the socket housing close to the socket, and a first card slot 111 is opened in the socket cantilever 11.

The plug 2 includes a plug fixing housing 21 and a plug sliding housing 22. The plug cantilever 211 is disposed on the upper side (or lower side) of the plug fixing housing 21 corresponding to the socket cantilever 11, one end of the plug cantilever 211 is fixedly connected with the plug fixing housing 21, and the other end of the plug cantilever 211 is provided with a first buckle 212 engaged with the first clamping groove 111.

A tool unlocking structure is arranged between the plug sliding housing 22 and the plug fixing housing 21, and the tool unlocking structure comprises a second buckle 213 and a second card slot 222, as shown in fig. 1 and 2. A second buckle 213 protruding from the upper side of the plug cantilever 211 is disposed at a position of the plug cantilever 211 close to the fixed end, one end of the second buckle 213 is fixedly connected with the plug cantilever 211, and the other end of the second buckle extends in a cantilever manner in a direction opposite to the plugging direction. In order to ensure the locking and unlocking effect, the second latch 213 may be disposed at a middle position of the upper side of the plug cantilever 211, and a groove may be formed at the middle position of the upper side of the plug cantilever 211, so that the second latch 213 is disposed in the groove.

As shown in fig. 2 and 3, the plug sliding housing 22 is provided with a second engaging groove 222 engaged with the second engaging member 213. As shown in fig. 5, the second slot 222 is rectangular, and the length H of the second slot 222 ranges from 2 mm to 8mm, and the width D ranges from 1 mm to 5 mm. The second locking groove 222 is small in size, only allows a small-diameter tool such as a screwdriver to be inserted, and can prevent unlocking by inserting fingers of a person, so that relevant regulations in the photovoltaic field are met.

As shown in fig. 1 and 2, the plug sliding housing 22 is movably engaged with one side of the plug fixing housing 21 having the plug cantilever 211. As shown in fig. 3 and 4, the two sides inside the plug sliding housing 22 are respectively provided with a sliding block 221 extending along the plugging direction, as shown in fig. 1 and 4, the plug fixing housing 21 is provided with a sliding rail 214 extending along the plugging direction, and the sliding block 221 is located in the sliding rail 214 and can slide in the sliding rail 214, so that the plug sliding housing 22 can slide relative to the plug fixing housing 21 along the plugging direction.

meanwhile, a pressing piece capable of pressing the plug cantilever 211 is arranged on the plug sliding housing 22, and a pressed piece matched with the pressing piece is arranged on the plug cantilever 211. In the present embodiment, as shown in fig. 3 and 6, the pressing members are convex sliding posts 223 (simply referred to as "active sliding posts 223") for driving, and the active sliding posts 223 are respectively disposed on two sides of the inside of the plug sliding housing 22. The pressed piece is a driven inclined groove 215 (called as a "passive inclined groove 125" for short), and the passive inclined grooves 215 are respectively arranged on two sides of the plug cantilever 211 close to the first buckle 212. The length direction of the passive chute 215 is inclined downwards along the plugging direction, and the inclination angle is 10-15 degrees, and the active sliding column 223 is positioned in the passive chute 215 and can slide in the passive chute 215. The working principle is as follows: when the active sliding column 223 slides along with the plug sliding housing 22 in the locking direction (to the left in fig. 7) relative to the plug fixing housing 21, the active sliding column 223 slides in the passive inclined slot 215 to drive the plug cantilever 211 to lift upward (the elastic plug cantilever 211 can also automatically reset and lift upward), so that the first buckle 212 is engaged with the first slot 111 to realize locking; when the active sliding column 223 slides along with the plug sliding housing 22 in the unlocking direction (to the right in fig. 6) with respect to the plug fixing housing 21, the active sliding column 223 slides in the passive inclined slot 215 and generates a tripping action force (downward in fig. 6) perpendicular to the plugging direction to the plug cantilever 211, and the tripping action force separates the first latch 212 from the first slot 111, so as to unlock the plug. The passive chute 215 has the advantages of: the structure is simple, the processing is easy, the reliability is strong, the large-stroke sliding can be realized, and the connector is particularly suitable for large-size connectors.

As shown in fig. 6, in order to automatically disengage the plug fixing housing 21 and the plug sliding housing 22 when unlocking, a compression spring 23 is further provided between the plug fixing housing 21 and the plug sliding housing 22. A first annular groove 216 is formed at a position, which is far away from the plugging direction, of the fixed end of the socket cantilever 211, a second annular groove 224 is formed in a position, corresponding to the first annular groove 216, in the plug sliding shell 22, and one end of the compression spring 23 is fixed in the first annular groove 216 while the other end of the compression spring is fixed in the second annular groove 224.

As shown in fig. 1 and 2, the left and right sides of the receptacle 1 close to the jack are respectively provided with a locking frame 12, the locking frame 12 is provided with a third engaging groove 121, the left and right sides of the plug fixing housing 21 close to the jack are respectively provided with an elastic locking arm 217, one end of the elastic locking arm 217 is fixedly connected with the plug fixing housing 21 into a whole, the other end of the elastic locking arm 217 extends in a cantilever manner in a direction opposite to the plugging direction, and the outer surface of the cantilever portion of the elastic locking arm 217 is provided with a third engaging catch 218 engaged with the third engaging groove 121. With this structure, the plug 2 can be locked with the receptacle 1 by engaging the third catch 218 on the elastic locking arm 217 with the third notch 121 on the locking frame 12 with a force in the insertion direction, the third catch 218 can be separated from the locking frame 12 by pressing the cantilever portion on the elastic locking arm 217, and the plug 2 can be separated from the receptacle 1 with a force in the extraction direction.

in summary, the partial structural relationship of the tool release connector can be summarized as follows:

(1) A plug slide housing 22 slidably provided on the plug fixing housing 21;

(2) A socket cantilever 11 provided on the socket 1, a plug cantilever 211 provided on the plug fixing housing 21 corresponding thereto;

(3) A first card slot 111 opened on the socket cantilever 11, and a first buckle 212 arranged on the plug cantilever 211 and capable of being buckled with the first card slot 111;

(4) a second card slot 222 arranged on the plug sliding shell 22, and a second buckle 213 arranged on the plug cantilever 211 and capable of being clamped with the second card slot;

(5) A lock frame 12 provided on the receptacle 1, and a corresponding elastic lock arm 217 provided on the plug fixing housing 21;

(6) A third engaging groove 121 formed in the lock frame 12, and a third engaging catch 218 provided in the elastic lock arm 217 and engageable with the third engaging groove 121;

(7) A passive angled slot 215 opened on the plug cantilever 211, and an active sliding column 223 disposed on the plug sliding housing 22 and located within the passive angled slot 215.

The locking process of the tool unlocking type connector is shown in fig. 5 and 6, and specifically comprises the following steps:

Sa1, before unlocking as shown in fig. 7, applying force in the inserting direction (leftward in fig. 7) to insert the plug 2 into the socket 1 until the third catches 218 on the elastic locking arms 217 of the plug 2 slide into the third catching grooves 121 in the locking frame 12 of the socket 1, at which time, as shown in fig. 7, the first catches 212 on the plug cantilevers 211 are aligned with the first catching grooves 111, but are separated and not caught;

Sa2, pushing the plug sliding housing 22 toward the socket 1 against the restoring force of the compression spring 23, the plug sliding housing 22 sliding on the slide rail 214 of the plug fixing housing 21, the active sliding column 223 on the plug sliding housing 22 sliding in the passive inclined slot 215, driving the first latch 212 to move toward the first slot 111 (in fig. 7, the position corresponding to the first latch 212 is raised), and the first latch 212 engaging with the first slot 111;

sa3, the plug sliding housing 22 is continuously pushed until the second buckle 213 is engaged with the second slot 222, so as to realize the engagement between the plug sliding housing 22 and the plug fixing housing 21, and complete the locking process.

The unlocking process of the tool unlocking type connector comprises the following steps:

sb1, the second latch 213 is pushed downward by a tool (a small-diameter tool such as a screwdriver or a wire) to be separated from the second catch 222, as shown in fig. 6. The restoring force of the compression spring 23 pushes the plug sliding housing 22 to automatically slide on the sliding rail 214 of the plug fixing housing 21 in a direction away from the socket 1, and the driving sliding column 223 on the plug sliding housing 22 slides in the passive inclined slot 215 to drive the first latch 212 to move away from the first slot 111 (in fig. 6, the position corresponding to the first latch 212 is lowered);

Sb2, the plug sliding housing 22 moves to the extreme end stop, at which time the first catch 212 has disengaged from the first card slot 111;

Sb3, the third latch 218 is separated from the lock frame 12 by pressing the cantilever portion of the elastic lock arm 217, and the plug 2 is pulled strongly in the pull-out direction, so that unlocking is achieved.

Example 2

The structure of the tool release type connector in embodiment 2 is substantially the same as that in embodiment 1 except for the difference shown in fig. 8 and 9:

The pressing piece is an inclined groove 223 ' (abbreviated as ' active inclined groove 223 ') which plays a driving role, the active inclined grooves 223 ' are respectively arranged at two sides of the inner part of the plug sliding shell 22, the length direction of the active inclined groove 223 ' is downwards inclined along the plugging direction, and the inclination angle is 10-15 degrees. The pressed piece is a driven sliding column 215 ' (abbreviated as "driven sliding column 215 '"), and the driven sliding columns 215 ' are respectively arranged at two sides of the plug cantilever 211 close to the first buckle 212. The passive sliding post 215 'is located in the active chute 223' and the two can slide relative to each other.

the working principle is as follows: when the driving inclined groove 223 ' slides along with the plug sliding housing 22 towards the locking direction (towards the left in fig. 8) relative to the plug fixing housing 21, the driving inclined groove 223 ' is clamped on the passive sliding column 215 ' to slide, and drives the plug cantilever 211 to lift upwards, so that the first clamp 212 is clamped with the first clamp groove 311 to realize locking; when the driving inclined groove 223 ' slides along with the plug sliding housing 22 in the unlocking direction (to the right in fig. 9) with respect to the plug fixing housing 21, the driving inclined groove 223 ' is caught on the passive sliding post 215 ' and slides and generates a releasing force (downward in fig. 9) perpendicular to the plugging direction to the plug cantilever 211, and the releasing force separates the first catch 212 from the first engaging groove 311, thereby unlocking the plug.

The utility model discloses can be fine for photovoltaic and other trades provide a connector that needs the instrument to carry out the unblock, its locking and unlocking mechanism and connector formula as an organic whole, and do not need the unblock instrument of specialty, only need ordinary screwdriver or iron wire stab or push up can automatic unblock once, and lock reliably, safety, it is very convenient, swift to use, is fit for the field operation.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. a tool unlocking type connector comprises a socket and a plug which are fixedly inserted into each other, and is characterized in that a socket cantilever is arranged on the upper side or the lower side of a socket shell, close to an insertion port, of the socket, and a first clamping groove is formed in the socket cantilever;

The plug comprises a plug fixing shell and a plug sliding shell;

2. the tool unlocking connector as claimed in claim 1, wherein said tool unlocking structure comprises a second catch and a second catch groove;

3. the tool release connector as in claim 2, wherein the second card slot is rectangular and has a length in the range of 2-8mm and a width in the range of 1-5 mm.

4. The tool unlocking connector as claimed in claim 1, wherein said pressing members are protruded sliding posts respectively disposed at both sides of the inside of said plug sliding housing, and said pressed members are inclined grooves respectively disposed at both sides of said plug arm adjacent to said first catches.

5. The tool unlocking connector as claimed in claim 1, wherein said pressing members are inclined grooves respectively opened at both sides of the inside of said plug slide housing, said pressed members are slide posts respectively provided at both sides of said plug cantilever arm near said first catch.

6. The tool unlatching connector according to claim 1, wherein said angled slot is inclined downward in the plugging direction at an angle of 10 ° to 15 °.

7. The tool unlocking connector as set forth in claim 1, wherein a compression spring is provided between said plug fixing housing and said plug sliding housing, both ends of said compression spring being fixed to said plug fixing housing and said plug sliding housing, respectively.

8. The tool release connector as in claim 7, wherein a first annular groove is provided at a fixed end of the socket arm away from the plugging direction, a second annular groove is provided at a position corresponding to the first annular groove inside the plug sliding housing, and one end of the compression spring is fixed in the first annular groove and the other end thereof is fixed in the second annular groove.

9. the tool unlocking connector as claimed in claim 1, wherein the inner two sides of the plug sliding housing are respectively provided with a sliding block extending along the plugging direction, the plug fixing housing is provided with a sliding rail extending along the plugging direction, and the sliding block is positioned in the sliding rail and can slide in the sliding rail.

10. The tool release connector according to any one of claims 1 to 9, wherein a locking frame is provided on each of left and right sides of the socket adjacent to the mating opening, a third engaging groove is formed in the locking frame, an elastic locking arm is provided on each of left and right sides of the plug fixing housing adjacent to the mating opening, one end of the elastic locking arm is fixedly connected to the plug fixing housing, the other end of the elastic locking arm extends in a cantilever manner in a direction opposite to the mating direction, and a third engaging catch that engages with the third engaging groove is provided on an outer surface of a cantilever portion of the elastic locking arm.