CN218769342U - Secondary wiring device - Google Patents

Abstract

The utility model provides a secondary termination, is including moving wiring subassembly and static wiring subassembly, move the wiring subassembly and include the base and slide and assemble in the motion portion of base inner chamber, first binding post sets up in the motion portion, is equipped with locking mechanical system between base and motion portion, locking mechanical system includes first locking subassembly, and first locking subassembly is used for locking the motion portion in the base inner chamber, and first locking subassembly includes first spacing portion, rotates piece and slider, moves the wiring subassembly by test position when removing to the hookup location, and static wiring subassembly drive rotates the piece and carries out the unblock rotation, and the slider is rotated the piece drive and is removed spacing cooperation to the direction slip of keeping away from first spacing portion, makes the motion portion remove at the base inner chamber. The utility model discloses well locking mechanical system's first locking subassembly locks the motion portion in inner base cavity, can make the motion portion remove in inner base cavity after the unblock, possesses simple structure, the high and convenient advantage of operation of reliability.

Description

Secondary wiring device

Technical Field

The utility model relates to a low-voltage apparatus field, concretely relates to secondary termination.

Background

The drawer type circuit breaker is a common low-voltage electrical apparatus, is used for distributing electric energy and protecting circuits and equipment from being damaged by faults such as short circuit, overload, single-phase grounding, undervoltage and the like, and is widely applied to a power distribution system due to the characteristics of convenience in maintenance and repair and the like. The secondary wiring device is an important component in a drawer type circuit breaker accessory system, the secondary wiring device generally comprises a movable wiring component and a fixed wiring component which are matched in a plugging mode, the movable wiring component is pushed and pulled to switch a connection position, a test position and a disconnection position, the movable wiring component comprises a base and a moving portion, the moving portion needs to be in limit fit with the base and can slide relative to the base, and therefore the locking mechanism which is simple in structure, high in reliability and suitable for the moving portion and the base is very necessary

Disclosure of Invention

An object of the utility model is to overcome prior art's defect, provide a secondary termination, this secondary termination possesses simple structure, the reliability is high and is applicable to the locking mechanical system of motion portion and base.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a secondary wiring device comprises a movable wiring component and a fixed wiring component which are connected in a plugging manner, wherein the movable wiring component is provided with a first wiring terminal, the fixed wiring component is provided with a second wiring terminal which is matched with the first wiring terminal in a plugging manner, the movable wiring component moves among a disconnecting position, a testing position and a connecting position, the testing position is positioned between the connecting position and the disconnecting position, the first wiring terminal is separated from the second wiring terminal at the disconnecting position, the first wiring terminal is electrically connected with the second wiring terminal in a contact manner at the testing position, and the first wiring terminal is electrically connected with the second wiring terminal in a contact manner at the connecting position,

the movable wiring component comprises a base and a moving part which is assembled in an inner cavity of the base in a sliding mode, the first wiring terminal is arranged on the moving part, a locking mechanism is arranged between the base and the moving part, the locking mechanism comprises a first locking component, and the first locking component is used for locking the moving part in the inner cavity of the base;

first locking subassembly includes first spacing portion, rotates piece and slider, first spacing portion is fixed to be set up in motion portion, the slider slip assembly in the base and with the spacing cooperation of first spacing portion, rotate the piece and rotate the assembly between motion portion and base, move the wiring subassembly by experimental position when removing to the hookup location, the quiet wiring subassembly drive rotates the piece and carries out the unblock and rotate, the slider is rotated the piece drive and is removed spacing cooperation to the direction slip of keeping away from first spacing portion, makes motion portion remove at the base inner chamber.

Furthermore, the central axis of the first limiting part is parallel to the moving direction of the movable wiring component, the rotating part and the sliding part respectively correspond to two sides of the first limiting part, and the sliding part makes linear reciprocating motion along the direction perpendicular to the central axis of the first limiting part.

Furthermore, the first locking assembly further comprises a first elastic piece and a second elastic piece which are respectively matched with the rotating piece and the sliding piece, when the movable wiring assembly moves from the connecting position to the test position, the first elastic piece drives the rotating piece to perform locking rotation, and the second elastic piece drives the sliding piece to slide towards the direction close to the first limiting part.

Furthermore, one side of the first limiting part protrudes and is provided with a first connecting shaft and an abutting part, the rotating part and the first elastic part are sleeved on the first connecting shaft, one elastic arm of the first elastic part abuts against the abutting part, the other elastic arm is matched with the second connecting arm of the rotating part, and the first rotating arm of the rotating part is matched with the sliding part.

Furthermore, the side wall of the inner cavity of the base is provided with a sliding cavity, and the sliding part is assembled in the sliding cavity in a sliding mode.

Furthermore, a guide structure is arranged between the moving part and the static wiring component and comprises a guide part and a guide hole, and when the movable wiring component moves, the guide part is in plug-in fit with the guide hole.

Furthermore, the first limiting part protrudes outwards towards one end of the static wiring component to form a guide part, and a guide hole matched with the guide part is formed in the static wiring component.

Furthermore, locking mechanical system still includes second locking Assembly, second locking Assembly sets up in base inner chamber avris and/or motion portion avris, and after first locking Assembly unblock, second locking Assembly restriction motion portion removes outside the base inner chamber.

Further, the motion portion includes the inner shell and assembles in a plurality of first binding post that parallel of inner shell inner chamber, is provided with locking mechanical system between the outside of inner shell and base, and static wiring subassembly includes a pair of cooperation portion and sets up the static connection seat between a pair of cooperation portion, the static connection seat includes a plurality of second binding post that parallel, and at the hookup location, first binding post pegs graft with second binding post, and the rotation piece is carried out the unblock rotation by the drive of cooperation portion.

Further, an assembly hole is formed in the middle of the sliding piece, a second elastic piece is installed in the assembly hole, a boss is arranged on one side of the sliding piece in a protruding mode, and the bottom face of the boss can be abutted to one side of the first limiting portion.

The utility model discloses a secondary termination is equipped with locking mechanical system between its motion portion and the base, and locking mechanical system's first locking subassembly locks the motion portion in inner cavity of the base, can make the motion portion remove in inner cavity of the base after the unblock, and wherein the rotation piece unblock of first locking subassembly is rotated and is promoted by quiet wiring subassembly, and the slider is driven by rotating, possesses simple structure, the reliability is high and the convenient advantage of operation.

In addition, the rotating part and the sliding part are respectively matched with the first elastic part and the second elastic part, and the first elastic part and the second elastic part provide resetting force, so that the rotating part and the sliding part can be conveniently restored to the original positions.

In addition, locking mechanical system includes the second locking subassembly, and after the unblock of first locking subassembly, by the removal of second locking subassembly restriction motion portion base inner chamber, has further guaranteed the cooperation stability of motion portion with the base.

In addition, the base still is connected with the apron that covers base inner chamber one end, further provides stable motion environment for the motion portion, and especially, the apron rotates with the one end of base to be connected, and other end buckle is connected, possesses the advantage of convenient dismantlement.

Drawings

Fig. 1 is a schematic structural view of a secondary wiring device and a drawer base in the present invention;

fig. 2 is a schematic structural diagram of the secondary wiring device of the present invention (the first locking component is in a locked state);

fig. 3 is a schematic view of the stationary wire assembly and the first locking assembly of the present invention (locked state);

fig. 4 is a schematic view of the stationary wire assembly and the first locking assembly of the present invention (unlocked state);

FIG. 5 is a schematic structural view of the movable wire connecting assembly and the locking mechanism of the present invention;

FIG. 6 is a schematic structural view of the movable wire connection assembly of the present invention;

fig. 7 is a schematic structural diagram of the sliding cavity, the sliding member and the movable wiring assembly according to the present invention;

fig. 8 is a schematic structural view of the sliding cavity, the sliding member, the first connecting terminal and the moving portion of the present invention;

fig. 9 is a schematic structural view of the moving part, the rotating part and the first position-limiting part of the present invention;

fig. 10 is a schematic structural view of the inner case of the present invention (near one end of the static wire assembly);

fig. 11 is a schematic structural view of the inner case of the present invention (far from the end of the static wire assembly);

fig. 12 is a schematic structural view of the base and the sliding member of the present invention;

fig. 13 is a schematic structural view of the base (away from the end of the static wire assembly) of the present invention;

fig. 14 is a schematic structural view of the base (near one end of the static wire assembly) of the present invention;

fig. 15 is a schematic structural view of the cover plate of the present invention;

fig. 16 is a schematic structural view of a rotating member according to the present invention;

fig. 17 is a schematic structural view of the sliding member of the present invention;

fig. 18 is a schematic structural view of a first connection terminal according to the present invention;

fig. 19 is a schematic structural view of a first housing according to the present invention;

FIG. 20 is a schematic view of a first wire connecting member according to the present invention;

FIG. 21 is a schematic wiring diagram of the first and second wire connecting members of the present invention;

fig. 22 is a schematic structural view of the stationary wiring member of the present invention;

fig. 23 is a schematic structural view of a second connection terminal according to the present invention;

fig. 24 is a schematic structural view of a second housing (a side provided with a groove structure) according to the present invention;

FIG. 25 is a schematic view of the structure of the second housing (side with positioning part)

Fig. 26 is a schematic structural view of the fitting portion of the present invention;

fig. 27 is a schematic structural view of the middle guide rail 23 of the present invention.

1-a movable wiring component, 11-a base, 111-a base cavity, 112-a card slot, 113-a rotating shaft, 12-a moving part, 121-an inner shell, 1211-an inner shell cavity, 1212-a second clamping part, 1213-a limiting slot, 122-a first wiring terminal, 1221-a first housing, 1221 a-a first gap, 1221 b-a first socket, 1221 c-a first wiring hole, 1221 d-a fixing part, 1222-a first clamping part, 1223-a first wiring member, 1223 a-a first conductive plate, 1223 b-a first insertion part, 131-a first limiting part, 1311-a guide part, 132-a rotating part, 1321-a first rotating arm, 1322-a second rotating arm, 133-a sliding part, 133-a boss, 2-an assembling hole, 134-a first elastic member, a connecting groove-a second elastic member, 136-a first connecting shaft, 137-a butting part, 138-a sliding cavity, 1381-a sealing plate, 1391-a second limiting part, 1392-a third cover plate, 1392-a second limiting part, 142-a rotating shaft, and a second limiting part,

2-stationary wiring component, 21-matching part, 211-matching surface, 212-guiding hole, 213-first fixing hole, 22-stationary wiring holder, 221-second wiring terminal, 222-second shell, 2221-positioning part, 2222 a-splicing boss, 2222 b-splicing groove, 2223-recessed area, 2224-second plugging part, 2225-second wiring part, 2226-second socket, 2227-second wiring hole, 2228 a-straight cavity, 2228 b-second gap, 2228 c-containing cavity, 2228 d-fixing boss, 223-second wiring piece, 2231-second conducting strip, 2232-spring strip, 23-guide rail and 231-second fixing hole.

Detailed Description

The following description will further describe the embodiments of the secondary wiring device of the present invention with reference to the embodiments shown in fig. 1 to 27. The secondary wiring device of the present invention is not limited to the description of the following embodiments.

As shown in fig. 1, the secondary wiring device includes a movable wiring component 1 and a stationary wiring component 2, the movable wiring component 1 is provided with a first wiring terminal 122, the stationary wiring component 2 is provided with a second wiring terminal 221 which is in plug-in fit with the first wiring terminal 122, the movable wiring component 1 is pushed and pulled to move, the movable wiring component 1 and the stationary wiring component 2 switch a connection position, a test position and a disconnection position, wherein the test position is located between the connection position and the disconnection position, when the connection position or the test position is reached, the movable wiring component 1 and the wiring terminal of the stationary wiring component 2 are matched to realize electric connection, and when the disconnection position is reached, the movable wiring component 1 and the wiring terminal of the stationary wiring component 2 are separated to be powered off. In general, the secondary connection device is used for a drawer type circuit breaker, the static connection block 2 is disposed on a drawer base, and the movable connection block 1 is disposed on a breaker body, and as the breaker body is sequentially switched among a disconnection position, a test position, in which the first connection terminal 122 is separated from the second connection terminal 221, and a connection position, in which the first connection terminal 122 is in contact electrical connection with the second connection terminal 221, and in which the first connection terminal 122 is in contact electrical connection with the second connection terminal 221, the test position and the connection position may also be broadly referred to as a first connection position and a second connection position.

As shown in fig. 2 to 14, the movable wire connecting assembly 1 includes a base 11 and a movable portion 12 mounted in an inner cavity 111 of the base, the movable portion 12 includes an inner housing 121 and a plurality of parallel first wire connecting terminals 122 mounted in an inner cavity 1211 of the inner housing, each first wire connecting terminal 122 includes a conductive first wire connecting member 1223, as shown in fig. 2 to 4 and 22 to 26, the stationary wire connecting assembly 2 includes a pair of fitting portions 21, a stationary wire holder 22 is disposed between the pair of fitting portions 21, the stationary wire holder 22 includes a plurality of parallel second wire connecting terminals 221, each second wire connecting terminal 221 includes a second wire connecting member 223 in fitting contact with the first wire connecting member 1223 of the first wire connecting terminal 122, when the secondary wire connecting device is in a connecting position or a testing position, the first wire connecting terminal 122 is in contact with the second wire connecting terminal 221 to achieve electrical connection, and when the secondary wire connecting device is in a disconnecting position, the first wire connecting terminal 122 is separated from the second wire connecting terminal 221.

The improvement point of this application lies in, be provided with locking mechanical system between motion portion 12 and base 11, locking mechanical system includes first locking subassembly, at experimental position or disconnection position, by first locking subassembly with motion portion 12 lock in base inner chamber 111, at the hookup location, first locking subassembly after the unblock makes motion portion 12 remove at base inner chamber 111, it both can with base 11 spacing cooperation and can slide relatively base 11 to have satisfied motion portion 12, when making base 11 move from experimental position to hookup location along with the circuit breaker body, motion portion 12 slides for base 11, but be static for the binding post of static wiring subassembly 2, make at experimental position and hookup location, first binding post 122 all contacts with second binding post 221 and realizes the electricity and be connected.

Specifically, as shown in fig. 3-5 and 7-12, the first locking component includes a first limiting portion 131, a rotating member 132 and a sliding member 133, the first limiting portion 131 is fixedly disposed on the moving portion 12, the sliding member 133 is slidably assembled on the base 11 and is in limiting fit with the first limiting portion 131, the rotating member 132 is rotatably assembled between the moving portion 12 and the base 11, when the movable wiring component 1 is pushed to move from the test position to the connection position, the fixed wiring component 2 drives the rotating member 132 to perform unlocking rotation, the sliding member 133 is driven by the rotating member 132 to slide in a direction away from the first limiting portion 131, the limiting fit with the first limiting portion 131 is released, the moving portion 12 moves in the base inner cavity 111, the unlocking rotation of the rotating member 132 is pushed by the fixed wiring component 2, and the sliding member 133 is driven by the rotating member 132, so that the first locking component is unlocked.

Furthermore, the locking mechanism further comprises a second locking component, the second locking component is arranged at the side of the base inner cavity 111 and/or the side of the moving part 12, and after the first locking component is unlocked, the second locking component limits the moving part 12 to move out of the base inner cavity 111.

Further, base 11 is equipped with the apron 14 that can dismantle, will keep away from the base inner chamber 111 lid of static wiring subassembly 2 one end by apron 14 and close, and preferred apron 14 is connected for rotating with base 11, and also the one end of apron 14 rotates with base 11 to be connected, and the other end and the base 11 buckle of apron 14 are connected, possess the advantage of convenient dismantlement.

The application has an improvement point that the movable wiring component 1 and the static wiring component 2 which are mutually inserted and matched adopt a structure which is convenient to disassemble and assemble, wherein a plurality of first wiring terminals 122 in the movable wiring component 1 are spliced together through respective first shells 1221, and each first wiring terminal 122 is respectively clamped with the inner cavity 1211 of the inner shell; a plurality of second binding post 221 in the static binding post subassembly 2 also adopt the mode of concatenation, in addition, be provided with location portion 2221 at second casing 222 of second binding post 221, stretch into spacing second binding post 223 in second casing 222 of adjacent second binding post 221 by location portion 2221, both guaranteed the dismouting of static binding post subassembly 2 convenient and further guaranteed second binding post 223 installation stability, do benefit to and guarantee to move the grafting stability of binding post subassembly 1 with static binding post subassembly 2.

Preferably, a guiding structure which is matched with each other is further arranged between the movable wiring component 1 and the fixed wiring component 2, the guiding structure comprises a guiding portion 1311 and a guiding hole 212, and when the movable wiring component 1 is pushed and pulled, the guiding portion 1311 is in inserted fit with the guiding hole 212.

With reference to fig. 1 to 27, a specific embodiment of a secondary connection device is provided, where the secondary connection device includes a movable connection component 1 and a stationary connection component 2 that are inserted into each other, as shown in fig. 1, the stationary connection component 2 is fixedly mounted on an upper portion of a drawer base, the movable connection component 1 is in sliding fit with the drawer base, and the movable connection component 1 is pushed and pulled to switch a connection position, a test position, and a disconnection position, in the drawing, the movable connection component 1 is pushed to move the movable connection component 1 sequentially through the disconnection position and the test position to reach the connection position, when the connection position or the test position is reached, a first connection terminal 122 of the movable connection component 1 is engaged with a second connection terminal 221 of the stationary connection component 2, and a first connection element 1223 of the first connection terminal 122 is inserted into or contacted with a second connection element 223 of the second connection terminal 221, so as to ensure that a secondary circuit is powered on, and normal operation or detection is achieved, and when the disconnection position is reached, the first connection element 1223 is separated from the second connection element 223, so as to disconnect the secondary circuit.

As shown in fig. 2 to 14, the movable wiring component 1 includes a base 11, the base 11 is provided with a base inner cavity 111 with two open ends, the moving portion 12 is slidably assembled in the base inner cavity 111, a locking mechanism is disposed between the base inner cavity 111 and the moving portion 12, preferably, the locking mechanism is symmetrically disposed in a gap between the base inner cavity 111 and the moving portion 12, the locking mechanism includes a first locking component, the moving portion 12 is locked in the base inner cavity 111 by the first locking component, the first locking component after unlocking enables the moving portion 12 to move in the base inner cavity 111, that is, the moving portion 12 moves in the base inner cavity 111 along a direction far away from the stationary wiring component 2, and preferably, the first locking components are disposed in pairs and located at one end close to the movable wiring component 1 and close to the stationary wiring component 2.

In connection with fig. 2 to 14, an embodiment of a first locking assembly is provided, the first locking assembly includes a first position-limiting portion 131, a first elastic element 134, a rotating element 132, a sliding element 133 and a second elastic element 135, wherein the first elastic element 134 cooperates with the rotating element 132 to provide a restoring force for the rotating element 132, the second elastic element 135 cooperates with the sliding element 133 to provide a restoring force for the sliding element 133, the first position-limiting portion 131 is fixedly disposed on the moving portion 12, the sliding element 133 is slidably mounted on the base 11 and is in limit fit with the first position-limiting portion 131, the rotating element 132 is rotatably mounted between the moving portion 12 and the base 11, when the moving wiring element 1 is pushed to move from the testing position to the connecting position, the rotating element 132 is driven to perform unlocking rotation by the fixed wiring element 2, a first rotating arm 1321 of the rotating element 132 may preferably partially extend out of the base cavity 111 to cooperate with the fixed wiring element 2, of course, when a gap between the moving portion 12 and the base cavity 111 is available for the fixed wiring element 2 to extend, a first rotating arm 1321 of the rotating element 132 may also be completely located in the base cavity 111, and the rotating element 133 is driven away from the sliding element 131.

As shown in fig. 5 and 8-11, the first position-limiting portion 131 is a strip-shaped boss protruding from the moving portion 12, the central axis of the first position-limiting portion 131 is parallel to the moving direction of the movable wire connecting assembly 1, the rotating member 132 and the sliding member 133 respectively correspond to two sides of the first position-limiting portion 131, and the sliding member 133 makes a linear reciprocating motion along the direction perpendicular to the central axis of the first position-limiting portion 131, but the first position-limiting portion 131 may also be a groove disposed in the moving portion 12, and the sliding member 133 may slide into the groove from the opening of the groove, be locked when the sliding member 133 abuts against the groove bottom of the groove, and be unlocked after the sliding member 133 separates from the groove bottom of the groove.

Preferably, as shown in fig. 4, the rotating member 132 and the sliding member 133 are respectively located at the upper and lower sides of the first limiting portion 131, a first connecting shaft 136 and an abutting portion 137 are protruded below the first limiting portion 131, a sliding cavity 138 for assembling the sliding member 133 is provided at a side wall of the inner cavity 111 of the base, in fig. 7, 13 and 14, the sliding cavity 138 is a groove penetrating through a side wall of the base 11, an outer side of the sliding cavity 138 is closed by a closing plate 1381, the sliding cavity 138 provides a sliding space for the sliding member 133, the sliding cavity 138 corresponds to an upper side of the first limiting portion 131, as shown in fig. 9 and 16, a shaft hole is provided at a middle portion of the rotating member 132, a first rotating arm 1321 and a second rotating arm 1322 of the rotating member 132 respectively extend in two opposite directions, wherein a length of the first rotating arm 1321 is greater than that of the second rotating arm 1322, the rotating member 132 and a torsion spring as the first elastic member 134 are sleeved on the first connecting shaft 136 together, wherein one elastic arm of the first elastic member 134 abuts against the rotating arm 137, in the embodiment, as shown in fig. 4, the second rotating arm 132137 of the rotating member 132 is located between the first rotating member 137, and the first rotating member 132137, and the other elastic arm is located at an upper side of the elastic locking portion of the first limiting member 134, and the rotating member 132, and the elastic arm is inclined state, so that the first rotating arm 134, the rotating member 132 is inclined to push the first rotating arm 134, the first rotating arm 132, the rotating arm 1321, the rotating member 134, and the rotating member 132, and the rotating arm 1321 is located at a lower side of the rotating member 134, and the rotating member 132.

As shown in fig. 4, 12, and 17, the slider 133 is a block shape as a whole, a fitting hole 1332 is formed in the middle of the slider 133, a second elastic member 135 is installed in the fitting hole 1332, both ends of the second elastic member 135 are respectively abutted against the fitting hole 1332 and the sliding cavity 138, a boss 1331 is convexly formed on one side of the slider 133, the bottom surface of the boss 1331 can be abutted against one side of the first stopper 131, preferably, the bottom surface of one side of the boss 1331 is a stepped surface, and is abutted against the first stopper 131 by the stepped surface, at this time, the second elastic member 135 provides elastic force to the slider 133, so that the slider 133 is kept abutted against the first stopper 131, and the moving part 12 is locked; when the rotating member 132 is driven to rotate in the unlocking direction, the first elastic member 134 stores energy and is used for providing a resetting force for the rotating member 132, the sliding member 133 is driven to slide upwards and is separated from the first limiting portion 131 to avoid the first limiting portion 131, the second elastic member 135 stores energy and is used for providing a resetting force for the second elastic member 135, at this time, the first locking assembly is unlocked, and at this time, the moving portion 12 can slide relative to the base 11. Note that, when the mass of the slider 133 is sufficiently large, the second elastic member 135 and the abutting portion 137 may be omitted, and the slider 133 abuts against the first stopper portion 131 under the action of gravity to maintain the locked state.

As another embodiment (not shown) of the first unlocking assembly, the first locking assembly does not have the first elastic element 134 and the second elastic element 135, and correspondingly, the abutting portion 137 may be omitted, in which case the first rotating arm 1321 of the rotating element 132 is used for cooperating with the fixed wire assembly 2, the second rotating arm 1322 of the rotating element 132 is linked with the sliding element 133, the sliding element 133 is located above the first limiting portion 131 and the rotating element 132, the rotating element 132 may be located below or above the first limiting portion 131, when the fixed wire assembly 2 drives the rotating element 132 to rotate in the unlocking direction to drive the sliding element 133 to slide in the direction away from the first limiting portion 131, when the fixed wire assembly 2 is separated from the first rotating arm 1321 of the rotating element 132, the sliding element 133 may be reset under the action of gravity, and the first elastic element 134 may drive the rotating element 132 to reset.

In this embodiment, as shown in fig. 5 and 8-11, the locking mechanism further includes a second locking assembly, the second locking assembly includes a second limit portion 1391 and a third limit portion 1392, the second limit portion 1391 is disposed in the base cavity 111 and the moving portion 12, in the figure, the second limit portion 1391 is a protruding boss structure, the second limit portion 1391 disposed in the base 11 is located at one end of the base cavity 111 close to the stationary wire assembly 2, the second limit portion 1391 disposed in the moving portion 12 is located at one end close to the stationary wire assembly 2, the second limit portion 1391 of the base 11 and the second limit portion 1391 of the moving portion 12 can limit each other to prevent the moving portion 12 from slipping out from one end of the base cavity 111, in this embodiment, the second limit portion 1391 and the first locking assembly are located at the same end of the moving wire assembly 1, that is the end of the moving wire assembly 1 for being plugged into the stationary wire assembly 2; the third position-limiting portion 1392 is disposed on the boss structure of the base inner cavity 111, and in the drawing, the third position-limiting portion 1392 is disposed on the side of the base inner cavity 111 far from the second position-limiting portion 1391 to prevent the moving portion 12 from slipping out of the other end of the base inner cavity 111, so that after the first locking component is unlocked, the moving portion 12 is prevented from escaping from the base inner cavity 111 by the second locking component, and it can also be considered that the moving range of the moving portion 12 in the base 11 is limited by the second position-limiting portion 1391 and the third position-limiting portion 1392.

As shown in fig. 6 and 7, a cover plate 14 is rotatably connected to an end of the base 11 away from the stationary wiring component 2, in the figure, a rotating shaft connecting groove 142 is disposed at an upper end of the cover plate 14, a rotating shaft which is matched with and extends into the rotating shaft connecting groove 142 is convexly disposed on a side wall of the base inner cavity 111, and in the figure, the rotating shaft is located at an end of the base inner cavity 111 away from the stationary wiring component 2; the lower end of the cover plate 14 is provided with a second buckle 141, the side wall of the base 11 is provided with a second clamping groove 112, and the cover plate 14 covers the base 11 through the cooperation of the second buckle 141 and the second clamping groove 112, so that a stable working environment is provided for the moving part 12, and one end of the moving part 12, which is far away from the static wiring component 2, is isolated from the outside, thereby ensuring the use safety.

One end of the moving part 12 close to the static wiring component 2 is in plugging fit with the static wiring component 2, a guide structure is preferably arranged between the moving part 12 and the static wiring component 2, a convex guide part 1311 can be arranged on the moving part 12, a guide hole 212 in plugging fit with the guide part 1311 is arranged on the static wiring component 2, the guide part 1311 can be a boss structure separately arranged on the moving part 12, and in the embodiment, as shown in fig. 8-11, the first limiting part 131 preferably protrudes and extends outwards, that is, one end of the first limiting part 131 facing the static wiring component 2 protrudes and extends outwards to form the guide part 1311.

As shown in fig. 7 to 11, the moving portion 12 includes an inner casing 121, a plurality of first terminals 122 arranged in parallel are assembled in an inner cavity 1211 of the inner casing, each first terminal 122 includes a first casing 1221 and at least one first wiring member 1223, each first casing 1221 is connected to the inner cavity 1211 in a clamping manner, two adjacent first terminals 122 are connected by the first casing 1221, the first wiring member 1223 is assembled in the first casing 1221 in a limiting manner, and two ends of the first wiring member 1223 can penetrate through the first casing 1221, that is, one end of the first wiring member 1223 is used for being connected with the fixed wiring member 2 in a plugging manner, and the other end of the first wiring member 1223 is used for being connected with a wire.

Preferably, a plurality of parallel limiting grooves 1213 are formed in the upper side wall and/or the lower side wall of the inner casing inner cavity 1211, each first terminal 122 is correspondingly fitted into one limiting groove 1213, a first engaging portion 1222 is disposed on the upper side and/or the lower side of each first casing 1221, the first engaging portion 1222 may be a buckle and/or a clamping table, a second engaging portion 1212 is cooperatively disposed on the upper side wall and/or the lower side wall of the inner casing inner cavity 1211, and the second engaging portion 1212 is a clamping groove, wherein the clamping groove may be disposed in the limiting groove 1213, that is, a part of the groove bottom of the limiting groove 1213 is further recessed to form a clamping groove, or a part of the area of the limiting groove 1213 may be directly used as a clamping groove, and the first engaging portion 1222 is clamped with the second engaging portion 1212, so as to clamp each first terminal 122 into the inner casing inner cavity 1211.

As shown in fig. 18 and 19, in the present embodiment, first engaging portions 1222 are disposed on both upper and lower sides of the first housing 1221, wherein the first engaging portion 1222 located on the upper side of the first housing 1221 is a clamping platform, the first engaging portion 1222 located on the lower side of the first housing 1221 is a clamping buckle, a plurality of parallel limiting grooves 1213 are disposed on both upper and lower sides of the inner cavity 1211 of the inner shell, a clamping groove (i.e. the second engaging portion 1212) is disposed in the middle of the limiting groove 1213 on the lower side for clamping with the first engaging portion 1222 in the form of a clamping buckle, and the limiting groove 1213 located on the upper side of the inner cavity 1211 of the inner shell can be engaged with the first engaging portion 1222 in the form of a clamping platform.

As shown in fig. 18 and 19, one side of the first housing 1221 is open to form a groove structure, the other side is a bottom plate, the groove structure can be used to seal the groove structure of the adjacent first housing 1221, the groove structure is divided into a plurality of first mounting cavities, a first wiring piece 1223 is assembled in each first mounting cavity, a first socket 1221b is disposed on a side wall of one end of the first housing 1221, a first wiring hole 1221c is disposed on a side wall of the other end of the first housing 1221, two ends of each first mounting cavity are respectively communicated with the first socket 1221b and the first wiring hole 1221c, preferably, a fixing portion 1221d is disposed in the first mounting cavity between the first socket 1221b and the first wiring hole 1221c, wherein a middle portion of the fixing portion 1221d may be hollow to reduce the weight of the first housing 1221, one side of the fixing portion 1221d is a step surface, the plug surface and the side wall of the first mounting cavity cooperate to form a first clamping gap 1221a, so that the middle portion of the first wiring piece 1223 is inserted in the first mounting cavity to form a clamping gap 1221a first wiring piece 1221a stable assembly, and the first wiring piece 1223 is used for ensuring that the first wiring piece 1221b and the first wiring piece 1223 is inserted in the first mounting cavity, and the first wiring piece 1221b, and the first wiring assembly, and the first wiring piece 1223 assembly, and the first wiring piece 1221b are used for ensuring that the first wiring piece 1221b are stably extend out. In this embodiment, the groove structure of the first housing 1221 is divided into three first mounting cavities, one side wall of the first housing 1221 is provided with three first sockets 1221b arranged side by side, and the other side wall of the first housing 1221 is provided with three first wiring holes 1221c arranged side by side.

With reference to fig. 18, 20, and 21, a first wire connecting piece 1223 structure suitable for this embodiment is provided, where the first wire connecting piece 1223 includes a first conductive sheet 1223a and a first inserting portion 1223b, preferably, the first conductive sheet 1223a and the first inserting portion 1223b are integrally formed, one end of the first conductive sheet 1223a is provided with a wire through hole as a first terminal, when the first wire connecting piece 1223 is assembled in a first installation cavity, the first terminal can penetrate through the first wire connecting hole 1221c, the middle of the first conductive sheet 1223a is bent to make the first conductive sheet 1223a overall zigzag, the middle of the first conductive sheet 1223a is bent along a step surface of a fixing portion 1221d and is limited in a first gap 1221a, the other end of the first conductive sheet 1223a is connected to the first inserting portion 1223b, the first inserting portion 1223b can be matched to penetrate through the first inserting port 1221b to be matched with the stationary wire connecting component 2, the first inserting portion 1223b includes two elastic clamping arms, one end of the two elastic clamping arms is opposite to each other end, and the two clamping arms are arranged between the two clamping arms.

As shown in fig. 1-4 and 22-27, the fixed wire assembly 2 of the present embodiment includes a pair of engaging portions 21, in the present embodiment, when the movable wire assembly 1 is inserted into and engaged with the fixed wire assembly 2, the engaging portions 21 push the first locking assembly to unlock, in the figure, an end surface of the engaging portion 21 facing the movable wire assembly 1 is an engaging surface 211, a guide hole 212 is formed in the engaging surface 211, when the movable wire assembly 1 is inserted into and engaged with the fixed wire assembly 2, a guide portion 1311 disposed on the moving portion 12 is inserted into and engaged with the guide hole 212, as shown in fig. 26, a first fixing hole 213 is formed in a middle portion of each engaging portion 21, and the two first fixing holes 213 are symmetrically located at two sides of the fixed wire assembly 2, preferably, a middle portion of the engaging portion 21 is recessed, so that a plane where the first fixing hole 213 is located is lower than a plane where the engaging surface 211 is located.

The stationary terminal holder 22 is disposed between the pair of the mating portions 21, the stationary terminal holder 22 includes a plurality of second terminal blocks 221 arranged side by side, each of the second terminal blocks 221 includes a second housing 222 and at least one second terminal piece 223, the second housing 222 is provided with at least one second socket 2226 and at least one second terminal hole 2227, the second terminal piece 223 is assembled in the second housing 222, and two ends of the second terminal piece 223 respectively correspond to the second socket 2226 and the second terminal hole 2227, wherein a central axis of the second terminal hole 2227 is parallel to a central axis of the guide hole 212, preferably, an end surface of the second housing 222 provided with the second terminal hole 2227 protrudes from the mating surface 211, two adjacent second housings 222 are spliced together, and a positioning portion 2221 protrudes from one side of each second housing 222, the positioning portion 2221 may protrude into the adjacent second housing 222 for limiting the second terminal piece 223, and the positioning portion 2221 may press the adjacent second terminal piece 223, thereby ensuring assembly and stability in use.

At least one set of splicing bosses 2222a and splicing grooves 2222b which are mutually spliced and matched are arranged between two adjacent second shells 222, the same side of all the second shells 222 is provided with a convex splicing boss 2222a, and the splicing grooves 2222b are correspondingly arranged on the other side of the second shells 222 which is opposite to the splicing bosses 2222 a; the matching part 21 is spliced with the fixed wire holder 22, and at least one group of splicing bosses 2222a and splicing grooves 2222b which are spliced and matched with each other are arranged between the matching part 21 and the adjacent second shell 222.

As shown in fig. 23 to 25, a recessed area 2223 is disposed in the middle of an end face of one end of the second housing 222, the second housing 222 on one side of the recessed area 2223 serves as a second inserting portion 2224, a second inserting hole 2226 is disposed in an end wall of the second inserting portion 2224, the second housing 222 on the other side of the recessed area 2223 serves as a second wiring portion 2225, a second wiring hole 2227 is disposed in a side wall of the second wiring portion 2225 opposite to the recessed area 2223, end faces of the second inserting portions 2224 are flush, a plurality of second inserting holes 2226 are disposed in an end face of the second inserting portion 2224 in parallel, the second wiring portion 2225 protrudes and extends outward, so that an end face of the second wiring portion 2225 protrudes from an end face of the second inserting portion 2224, a side wall of the second wiring portion 2225 opposite to the recessed area 2222223 is an inclined side wall, a plurality of second wiring holes 2227 are disposed in parallel in the inclined side wall, and a wiring direction of the second wiring hole 2227 forms an angle with a wiring direction of the second inserting hole 2226, thereby facilitating wiring; all the recessed areas 2223 of the second housing 222 communicate with each other to form a drawer avoiding groove in the middle of one end of the fixed wire holder 22 so as to avoid the movable wire connecting assembly 1, all the second sockets 2226 and the drawer avoiding grooves are located on the same side of the fixed wire holder 22, a guide rail 23 is fixed to the fixed wire holder 22 opposite to one end of the socket groove, a second fixing hole 231 is formed in the guide rail 23, as shown in fig. 27, two ends of the guide rail 23 are respectively provided with a second fixing hole 231, and the guide rail 23 and the matching portion 21 are fixedly connected by assembling screws to the first fixing hole 213 and the second fixing hole 231.

As shown in fig. 23 to 25, one side of each second housing 222 is open to form a groove structure, the groove structure is divided into a plurality of second mounting cavities, the second housing 222 opposite to one side of the groove structure is provided with a plurality of positioning portions 2221, each positioning portion 2221 correspondingly extends into the second mounting cavity of an adjacent second housing 222, in addition, a splicing boss 2222a is convexly provided at the side or middle of the groove structure, a splicing groove 2222b is formed at one side of the second housing 222 corresponding to the splicing boss 2222a, that is, the splicing groove 2222b and the positioning portion 2221 are located at one side of the second housing 222 together, and the shapes of the splicing boss 2222a and the positioning portion 2221 are not particularly limited; the second mounting cavity includes a flat cavity 2228a, a second gap 2228b and a receiving cavity 2228c, the flat cavity 2228a and the receiving cavity 2228c are respectively located at two sides of the recessed area 2223, the receiving cavity 2228c corresponds to the second wiring portion 2225, the second wiring portion 2225 extending outward is beneficial to increase the capacity of the receiving cavity 2228c, the flat cavity 2228a corresponds to the second inserting portion 2224, one end of the flat cavity 2228a corresponds to the second inserting opening 2226, a positioning portion 2221 is protrusively provided on a side wall of the second housing 222222 at a side opposite to the flat cavity 8a, the positioning portion 2221 can correspondingly protrude into the adjacent flat cavity 2228a, a side wall of the receiving cavity 2228c is provided with a second wiring hole 2227, a fixing boss 2228d is protrusively provided in the receiving cavity 2228c, and the second gap 2228b is provided along a direction perpendicular to a central axis of the second inserting opening 2226 to communicate the flat cavity 2228a with the receiving cavity 2228c. In this embodiment, three second mounting cavities are disposed side by side in the second housing 222, one of the second mounting cavities is disposed around one side of the recessed area 2223, and the remaining two second mounting cavities are sequentially disposed side by side, so that the length of the second gap 2228b is adjusted by lengthening, shortening, inclining, and the like, so that two ends of the second wire connecting member 223 respectively correspond to the second socket 2226 and the second wire connecting hole 2227.

In combination with fig. 21 and 23, a specific structure of the second wire connecting member 223 in this embodiment is provided, where the second wire connecting member 223 includes a second conductive sheet 2231 and a spring sheet 2232, a middle portion of the second conductive sheet 2231 is twisted so that a first end of the second conductive sheet 2231 is not in the same plane as a second end of the second conductive sheet 2231, the first end of the second conductive sheet 2231 serves as a second plugging sheet, the second plugging sheet is inserted into a clamping gap between two elastic clamping arms of the first wire connecting member, the spring sheet 2232 is bent to be a ring shape and has a connecting groove on a plate surface of the spring sheet 2232, a second end of the second conductive sheet 2231 passes through the connecting groove and is in limited fit with the spring sheet 2232, preferably, the second conductive sheet 2231 includes a plurality of second ends connected side by side, one spring sheet 2232 is connected to the second end of each second wire connecting member 2231, the plurality of spring sheets 2232 are correspondingly assembled inside the second wire connecting portion 2225, each second conductive sheet 2232 is sleeved on a fixing boss 2228d with a holding cavity 2228c, each second end of each second conductive sheet 2231 is bent towards one side, and two connecting holes are respectively formed in the second wire connecting holes 2237, and each connecting holes are formed in the second wire connecting holes 2232, and each connecting holes are formed in the second wire connecting housing 2237.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings or the directions or positional relationships that are usually placed when used, and are only for convenience of description, but do not indicate that the device or element to be referred to must have a specific direction, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish one description from another, and are not to be construed as indicating relative importance.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims (10)

1. The utility model provides a secondary termination, move wiring subassembly (1) and quiet wiring subassembly (2) including the plug is connected, move wiring subassembly (1) and be equipped with first binding post (122), quiet wiring subassembly (2) are equipped with and peg graft complex second binding post (221) with first binding post (122), move wiring subassembly (1) at the disconnection position, move between experimental position and the connection position, experimental position is located between connection position and the disconnection position, first binding post (122) and second binding post (221) separation in the disconnection position, first binding post (122) and second binding post (221) contact electricity are connected in experimental position, keep in contact with second binding post (221) at first binding post (122) of connection position and be connected, a serial communication port:

the movable wiring component (1) comprises a base (11) and a moving part (12) assembled in an inner cavity (111) of the base in a sliding mode, a first wiring terminal (122) is arranged on the moving part (12), a locking mechanism is arranged between the base (11) and the moving part (12), the locking mechanism comprises a first locking component, and the first locking component is used for locking the moving part (12) in the inner cavity (111) of the base;

first locking component includes first spacing portion (131), rotates piece (132) and slider (133), first spacing portion (131) is fixed to be set up in motion portion (12), slider (133) sliding assembly in base (11) and with first spacing portion (131) spacing cooperation, rotate piece (132) and rotate the assembly between motion portion (12) and base (11), move wiring subassembly (1) by the test position when moving to the hookup location, quiet wiring subassembly (2) drive rotates piece (132) and carries out the unblock rotation, slider (133) are rotated piece (132) drive and are removed spacing cooperation to the direction slip of keeping away from first spacing portion (131), make motion portion (12) move in base inner chamber (111).

2. The secondary wiring device as claimed in claim 1, wherein: the central axis of the first limiting part (131) is parallel to the moving direction of the movable wiring component (1), the rotating part (132) and the sliding part (133) respectively correspond to two sides of the first limiting part (131), and the sliding part (133) makes linear reciprocating motion along the direction perpendicular to the central axis of the first limiting part (131).

3. The secondary wiring device as claimed in claim 1, wherein: the first locking assembly further comprises a first elastic piece (134) and a second elastic piece (135) which are matched with the rotating piece (132) and the sliding piece (133) respectively, when the movable wiring assembly (1) moves from the connecting position to the test position, the first elastic piece (134) drives the rotating piece (132) to perform locking rotation, and the second elastic piece (135) drives the sliding piece (133) to slide towards the direction close to the first limiting part (131).

4. The secondary wiring device as claimed in claim 3, wherein: a first connecting shaft (136) and a butting part (137) are convexly arranged on one side of the first limiting part (131), the rotating part (132) and the first elastic part (134) are sleeved on the first connecting shaft (136), one elastic arm of the first elastic part (134) is butted with the butting part (137), the other elastic arm is matched with a second connecting arm (1322) of the rotating part (132), and a first rotating arm (1321) of the rotating part (132) is matched with the sliding part (133).

5. The secondary wiring device as claimed in claim 1, wherein: the lateral wall of base inner chamber (111) is equipped with slip chamber (138), and slider (133) sliding assembly is in slip chamber (138).

6. The secondary wiring device as claimed in claim 1, wherein: be equipped with guide structure between motion portion (12) and the quiet wiring subassembly (2), guide structure includes guide part (1311) and guiding hole (212), and when moving wiring subassembly (1) and remove, guide part (1311) and guiding hole (212) are pegged graft and are cooperated.

7. The secondary wiring device as claimed in claim 6, wherein: one end of the first limiting part (131) facing the static wiring component (2) protrudes outwards to form a guide part (1311), and a guide hole (212) matched with the guide part (1311) is formed in the static wiring component (2).

8. The secondary wiring device as claimed in claim 1, wherein: locking mechanical system still includes second locking Assembly, second locking Assembly sets up in base inner chamber (111) avris and/or motion portion (12) avris, and after first locking Assembly unblock, second locking Assembly restriction motion portion (12) remove outside base inner chamber (111).

9. The secondary wiring device as claimed in claim 1, wherein: the moving part (12) comprises an inner shell (121) and a plurality of parallel first wiring terminals (122) assembled in an inner cavity (1211) of the inner shell, a locking mechanism is arranged between the outer side of the inner shell (121) and the base (11), the static wiring component (2) comprises a pair of matching parts (21) and a static wiring seat (22) arranged between the pair of matching parts (21), the static wiring seat (22) comprises a plurality of parallel second wiring terminals (221), the first wiring terminals (122) are connected with the second wiring terminals (221) in an inserting mode at the connecting position, and the rotating part (132) is driven by the matching parts (21) to rotate in an unlocking mode.

10. The secondary wiring device as claimed in claim 3, wherein: assembly hole (1332) have been seted up at the middle part of slider (133) second elastic component (135) are installed in assembly hole (1332), and one side protrusion of slider (133) is equipped with boss (1331), the bottom surface of boss (1331) can with one side butt of first spacing portion (131).

Images