CN218769344U - Static connection wire assembly - Google Patents

Abstract

The utility model provides a static wiring subassembly, includes a pair of cooperation portion, is provided with the static wiring seat between a pair of cooperation portion, the static wiring seat includes a plurality of second binding post that parallel, and every second binding post includes second casing and at least one second wiring piece, the second casing is equipped with at least one second socket and at least one second wiring hole, and the second wiring piece assembles in the second casing, and the both ends of second wiring piece correspond second socket and second wiring hole respectively, and two adjacent second casings splices together, and one side protrusion of every second casing is equipped with location portion, location portion can stretch into and be used for spacing second wiring piece in the adjacent second casing. The utility model discloses well static connection base includes the second binding post of a plurality of concatenations, and a plurality of second binding post are assembled each other through respective second casing, are provided with the location portion that can stretch into in the adjacent second casing at the second casing to the spacing adjacent second wiring piece of cooperation possesses the advantage of dismantling conveniently, connecting stably.

Description

Static connection wire assembly

Technical Field

The utility model relates to a low voltage apparatus field, concretely relates to static wiring subassembly.

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 and the fixed wiring component are matched in a pushing and pulling mode, and in the conventional fixed wiring component, wiring pieces which are used for being plugged with the movable wiring component are generally mutually independent and are assembled in a shell in a sealed mode or are only simply assembled through a shell of the wiring pieces, so that the wiring pieces are easy to loosen and are not beneficial to being stably plugged with the movable wiring component.

Disclosure of Invention

An object of the utility model is to overcome prior art's defect, provide a simple structure, the dismouting is convenient and can guarantee the stable quiet wiring subassembly of wiring.

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

the utility model provides a static wiring subassembly, includes a pair of cooperation portion, is provided with the static wiring seat between a pair of cooperation portion, the static wiring seat includes a plurality of second binding post that parallel, and every second binding post includes second casing and at least one second wiring piece, the second casing is equipped with at least one second socket and at least one second wiring hole, and the second wiring piece assembles in the second casing, and the both ends of second wiring piece correspond second socket and second wiring hole respectively, and two adjacent second casings concatenate together, and one side bulges of every second casing are equipped with location portion, location portion can stretch into and be used for spacing second wiring piece in the adjacent second casing.

Furthermore, at least one group of splicing bosses and splicing grooves which are mutually spliced and matched are arranged between every two adjacent second shells, the same side of each second shell is provided with the corresponding convex splicing boss, and the splicing grooves are correspondingly arranged on the other side of the second shell back to the splicing bosses.

Further, the matching part is spliced with the static wire holder, and at least one group of splicing lug bosses and splicing grooves which are mutually spliced and matched are arranged between the matching part and the adjacent second shell.

Furthermore, a sunken area is arranged in the middle of the end face of one end of the second shell, the second shell on one side of the sunken area serves as a second inserting portion, a second socket is arranged on the end wall of the second inserting portion, the second shell on the other side of the sunken area serves as a second wiring portion, and a second wiring hole is formed in the side wall, back to one side of the sunken area, of the second wiring portion, so that a certain included angle is formed between the wiring direction of the second wiring hole and the wiring direction of the second socket.

Furthermore, the end surfaces of the second plugging parts are flush, and a plurality of second sockets which are arranged side by side are formed in the end surfaces of the second plugging parts; the second wiring portion protrudes outwards to extend, so that the end face of the second wiring portion protrudes out of the end face of the second inserting portion, the side wall of the second wiring portion, back to one side of the depressed area, is an inclined side wall, and a plurality of second wiring holes which are arranged side by side are formed in the inclined side wall.

Furthermore, one side of the second shell is opened to form a groove structure, the groove structure is divided into a plurality of second installation cavities, a plurality of positioning parts are arranged on the second shell back to one side of the groove structure, and each positioning part correspondingly extends into the second installation cavity of the adjacent second shell.

Further, the second installation cavity includes straight chamber, second clearance and holds the chamber, straight chamber with hold the both sides that the chamber is located the depressed area respectively, the one end and the second socket in straight chamber correspond, be equipped with location portion in the second casing lateral wall protrusion of back to straight chamber one side, location portion can correspond and stretch into adjacent straight intracavity, and the lateral wall that holds the chamber is equipped with second wiring hole, holds the intracavity protrusion and is equipped with fixed boss, and the second clearance sets up with the straight chamber of intercommunication and holds the chamber along the central axis direction of perpendicular to second socket.

Furthermore, the second wiring piece comprises a second conducting strip and a spring piece, the middle of the second conducting strip is twisted, so that the first end of the second conducting strip and the second end of the second conducting strip are not in the same plane, the first end of the second conducting strip is used as a second plug-in piece, the spring piece is bent to be annular and provided with a connecting groove on the surface of the spring piece, the second end of the second conducting strip penetrates through the connecting groove and is in limit fit with the spring piece, and the tail end of the second conducting strip is bent towards one side.

Furthermore, the second conducting strips comprise a plurality of second ends connected side by side, the second end of each second conducting strip is connected with a spring piece, and the second wiring holes arranged in the second shell correspond to the spring pieces one by one.

Furthermore, the sunken areas of all the second shells are communicated with drawer avoiding grooves in the middle of one end of the static wire holder, all the second sockets and the drawer avoiding grooves are positioned on the same side of the static wire holder, and a guide rail is fixed on the static wire holder opposite to one end of the socket grooves; the end face of one end of the matching part is a matching face, the end face of one end of the static connector holder provided with the second socket protrudes out of the matching face, and the matching face is provided with a guide hole which is parallel to the central axis of the second socket.

The utility model discloses a static wiring subassembly, static wiring seat include the second binding post of a plurality of concatenations, and a plurality of second binding post are assembled each other through respective second casing, are provided with the location portion that can stretch into in the adjacent second casing at the second casing to the spacing adjacent second wiring piece of cooperation possesses the advantage of dismantling conveniently, connecting stably.

In addition, the wiring direction in second wiring hole and the wiring direction of second socket are certain angle, make things convenient for the wiring.

In addition, the second wiring portion protrudes and extends outwards, so that the installation space for assembling the spring piece is increased.

In addition, one end of the second wiring piece is provided with a plurality of spring pieces, and each spring piece corresponds to one wiring hole, so that wiring is facilitated.

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 view 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 in 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 wiring assembly of the present invention;

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

fig. 8 is a schematic structural view of the sliding cavity, the sliding member, the first connecting terminal and the moving part 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 view of the inner case of the present invention (near one end of the static wire assembly);

FIG. 11 is a schematic view of the inner case of the present invention (the end away from 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 the first connection terminal of 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 rail 23 according to the present invention.

1-movable wiring component, 11-base, 111-base inner cavity, 112-clamping groove, 113-rotating shaft, 12-moving part, 121-inner shell, 1211-inner shell inner cavity, 1212-second clamping part, 1213-limiting groove, 122-first wiring terminal, 1221-first shell, 1221 a-first gap, 1221 b-first socket, 1221 c-first wiring hole, 1221 d-fixing part, 1222-first clamping part, 1223-first wiring piece, 1223 a-first conducting strip, 1223 b-first plug part, 131-first limiting part, 1311-guiding part, 132-rotating part, 1321-first rotating arm, 1322-second rotating arm, 133-sliding part, 1-boss, 134-first elastic piece, 135-second elastic piece, 136-first connecting shaft, 137-137, 138-sliding cavity, 1381-sealing plate, 1391-second limiting part, 1392-third cover plate, 1392-limiting part, 14-rotating shaft, 14-second limiting part, 142,

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 connection positions, test positions and disconnection positions, wherein the test positions are located between the connection positions and the disconnection positions, when the connection positions or the test positions are in the connection positions or the test positions, the movable wiring component 1 and the wiring terminals of the stationary wiring component 2 are matched to realize electric connection, and when the disconnection positions are in the disconnection positions, the wiring terminals of the movable wiring component 1 and the stationary wiring component 2 are separated to be powered off. In general, the secondary wiring device is used for a drawer type circuit breaker, the stationary wiring member 2 is disposed on a drawer base, and the movable wiring member 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 wiring terminal 122 is separated from the second wiring terminal 221, a test position in which the first wiring terminal 122 is in contact with and electrically connected to the second wiring terminal 221, and a connection position in which the first wiring terminal 122 is in contact with and electrically connected to the second wiring 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 connecting wire 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 shell 121 and a plurality of parallel first connecting terminals 122 mounted in an inner cavity 1211 of the inner shell, each first connecting terminal 122 includes a conductive first connecting piece 1223, as shown in fig. 2 to 4 and 22 to 26, the stationary connecting wire assembly 2 includes a pair of fitting portions 21, a stationary connector holder 22 is disposed between the pair of fitting portions 21, the stationary connector holder 22 includes a plurality of parallel second connecting terminals 221, each second connecting terminal 221 includes a second connecting piece 223 in fitting contact with the first connecting piece 1223 of the first connecting terminal 122, when the secondary connecting device is in a connecting position or a testing position, the first connecting terminal 122 is in contact with the second connecting terminal 221 to achieve electrical connection, and when the secondary connecting device is in a disconnecting position, the first connecting terminal 122 is separated from the second 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 mounted on the base 11 and is in limiting fit with the first limiting portion 131, the rotating member 132 is rotatably mounted 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 present application further has an improvement point that the movable wiring assembly 1 and the stationary wiring assembly 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 assembly 1 are spliced together through respective first housings 1221, and each first wiring terminal 122 is respectively clamped with the inner cavity 1211 of the inner housing; a plurality of second wiring terminals 221 in the static wiring assembly 2 also adopt a splicing mode, in addition, a positioning part 2221 is arranged on a second shell 222 of each second wiring terminal 221, and the positioning part 2221 extends into a second shell 222 of the adjacent second wiring terminal 221 to limit a second wiring piece 223, so that convenience in disassembly and assembly of the static wiring assembly 2 is guaranteed, installation stability of the second wiring piece 223 is further guaranteed, and the splicing stability of the movable wiring assembly 1 and the static wiring assembly 2 is guaranteed.

Preferably, a guiding structure which is matched with each other is further arranged between the movable wiring component 1 and the static 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 matched with the guiding hole 212 in an inserted manner.

Referring to fig. 1 to 27, a specific embodiment of a secondary wiring device is provided, where the secondary wiring device includes a movable wiring component 1 and a stationary wiring component 2 that are inserted into each other, as shown in fig. 1, the stationary wiring component 2 is fixedly mounted on an upper portion of a drawer base, the movable wiring component 1 is in sliding fit with the drawer base, the movable wiring component 1 is pushed and pulled to switch a connection position, a test position, and a disconnection position, in the drawing, the movable wiring component 1 is pushed to make the movable wiring component 1 sequentially pass through the disconnection position and the test position and reach the connection position, when the connection position or the test position is reached, a first wiring terminal 122 of the movable wiring component 1 is engaged with a second wiring terminal 221 of the stationary wiring component 2, and at this time, a first wiring part 1223 of the first wiring terminal 122 is inserted into or contacted with a second wiring part 223 of the second wiring terminal 221, so as to ensure that a secondary circuit is powered on and normal operation or detection is realized, and when the disconnection position is reached, the first wiring part 1223 is separated from the second wiring part 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, a 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 being unlocked 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 limiting portion 131, a first elastic member 134, a rotating member 132, a sliding member 133, and a second elastic member 135, wherein the first elastic member 134 cooperates with the rotating member 132 to provide a restoring force for the rotating member 132, the second elastic member 135 cooperates with the sliding member 133 to provide a restoring force for the sliding member 133, the first limiting portion 131 is fixedly disposed on the moving portion 12, the sliding member 133 is slidably mounted on the base 11 and is in limiting engagement with the first limiting portion 131, the rotating member 132 is rotatably mounted between the moving portion 12 and the base 11, when the moving wiring member 1 is pushed from the testing position to the connecting position, the rotating member 132 is driven to perform unlocking rotation by the stationary wiring member 2, a first rotating arm 1321 of the rotating member 132 preferably has a portion extending out of the base inner cavity 111 for cooperating with the stationary wiring member 2, of course, when a gap between the moving portion 12 and the base inner cavity 111 can allow the stationary wiring member 2 to extend, the first rotating arm 1321 of the rotating member 132 can also be completely located in the base inner cavity 111, and the rotating member 133 is driven to move away from the sliding direction of the first limiting portion 131 by the rotating member 132.

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 the side wall of the inner cavity 111 of the base, in fig. 7, 13 and 14, the sliding cavity 138 is a groove penetrating the side wall of the base 11, the outside 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 the upper side of the first limiting portion 131, as shown in fig. 9 and 16, a shaft hole is provided at the 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 the 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 jointly disposed at the first connecting shaft 136, wherein one elastic arm of the first elastic member 134 abuts against the abutting portion 137, as shown in fig. 4, the abutting portion 1321 of the rotating member 132 is located between the first rotating arm and the abutting portion 1322, so that the first rotating member 132 is in a state that the upper side of the elastic arm abuts against the other rotating arm 134, and the first rotating member 132, and the other rotating arm abuts against the lower side of the first rotating member 132, and the first rotating arm abuts against the elastic arm 1321, and the other rotating member 134, and the elastic arm is in a state, so that the elastic arm is inclined state.

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 accordingly, the abutting portion 137 may be omitted, in which the first rotating arm 1321 of the rotating element 132 is configured to engage 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 wire connecting component 2 is in plugging fit with the static wire connecting component 2, a guiding structure is preferably arranged between the moving part 12 and the static wire connecting component 2, a protruding guiding part 1311 can be arranged on the moving part 12, a guiding hole 212 in plugging fit with the guiding part 1311 is arranged on the static wire connecting component 2, the guiding part 1311 can be a boss structure separately arranged on the moving part 12, and in the embodiment, as shown in fig. 8 to 11, the first limiting part 131 preferably protrudes and extends outwards, that is, one end of the first limiting part 131 facing the static wire connecting component 2 protrudes and extends outwards to form the guiding 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 catch, the first engaging portion 1222 located on the lower side of the first housing 1221 is a catch, a plurality of parallel limiting grooves 1213 are disposed on both upper and lower sides of the inner casing 1211, a catch groove (i.e., the second engaging portion 1212) is disposed in the middle of the limiting groove 1213 on the lower side for engaging with the first engaging portion 1222 in the form of a catch, and the limiting groove 1213 located on the upper side of the inner casing 1211 can be engaged with the first engaging portion 1222 in the form of a catch.

As shown in fig. 18 and 19, one side of the first housing 1221 is open to form a groove structure, the other side of the first housing 1221 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, the middle of the fixing portion 1221d may be hollow, so as to reduce the weight of the first housing 1221, one side of the fixing portion 1221d is a step surface, the plugging surface is matched with the side wall of the first mounting cavity to form a clamping first gap 1221a first wiring piece 1221a, so that the middle of the first wiring piece 1223 is positioned in the first socket 1221a space, and the first wiring piece 1223 is assembled in a stable manner, and the first wiring piece 1223 is used to ensure that the first wiring piece 1221b is inserted in a first mounting cavity, and a first wiring assembly component, and a first wiring component is used for ensuring that the first wiring piece 1223 is inserted and a first wiring component 1221b is inserted and a first wiring component. In this embodiment, the groove structure of the first housing 1221 is divided into three first mounting cavities, the side wall of one end of the first housing 1221 is provided with three first sockets 1221b arranged side by side, and the side wall of the other end 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 a 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 wire connecting portion 2225, a second wire connecting hole 2227 is disposed in a side wall of the second wire connecting portion 2225 opposite to the recessed area 2223, end faces of the second inserting portion 2224 are aligned, a plurality of second inserting holes 2226 are disposed in an end face of the second inserting portion 2224, the second wire connecting portion 2225 extends to protrude outwards, so that an end face of the second wire connecting portion 2225 protrudes from an end face of the second inserting portion 2224, a side wall of the second wire connecting portion 2225 opposite to the recessed area 2223 is an inclined side wall, a plurality of second wire connecting holes 2227 are disposed in the inclined side wall, and a wire connecting direction of the second wire connecting hole 2227 forms an angle with a wire connecting direction of the second wire connecting hole 2226; all the recessed areas 2223 of the second housing 222 are communicated with each other to form a drawer avoiding groove in the middle of one end of the stationary 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 at the same side of the stationary wire holder 22, a guide rail 23 is fixed on the stationary 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 second fixing holes 231 are respectively formed in two ends of the guide rail 23, and the guide rail 23 is fixedly connected with the matching portion 21 by assembling screws in the first fixing holes 213 and the second fixing holes 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 the 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 in the second housing 222 side by side, 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, and 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 correspond to the second socket 2226 and the second wire connecting hole 2227, respectively.

A specific structure of the second wire connecting member 223 in this embodiment is provided with reference to fig. 21 and 23, 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 inserting sheet, the second inserting sheet is inserted into a clamping gap between two elastic clamping arms in the first wire connecting member, the spring sheet 2232 is bent into a ring shape and has a connecting groove opened 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, a spring sheet 2232 is connected to each second end of the second conductive sheet 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 of the accommodating cavity 2228c, each second end of each second conductive sheet 2231, two connecting holes are respectively bent toward a side of the second connecting hole 2237, and each connecting hole is a corresponding to each second connecting hole 2227, and each second connecting hole is formed in each connecting hole 2227.

It should be noted that, in the description of the present invention, the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings or the orientation or positional relationship that is usually placed when used, and are only for convenience of description, but do not indicate that the device or element that is referred to must have a specific orientation, and thus, 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 discloses to the ordinary skilled person in technical field's the prerequisite that does not deviate from the utility model discloses under the 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. A stationary terminal assembly comprising a pair of fitting portions (21), a stationary terminal holder (22) being provided between the pair of fitting portions (21), the stationary terminal holder (22) comprising a plurality of juxtaposed second terminal terminals (221), each of the second terminal terminals (221) comprising a second housing (222) and at least one second terminal piece (223), the second housing (222) being provided with at least one second socket (2226) and at least one second terminal hole (2227), the second terminal piece (223) being fitted in the second housing (222), and both ends of the second terminal piece (223) respectively corresponding to the second socket (2226) and the second terminal hole (2227), characterized in that: two adjacent second shells (222) are spliced together, one side of each second shell (222) is convexly provided with a positioning part (2221), and the positioning parts (2221) can extend into the adjacent second shells (222) to limit the second wiring pieces (223).

2. The stationary wire assembly as recited in claim 1, wherein: at least one group of splicing bosses (2222 a) and splicing grooves (2222 b) which are mutually spliced and matched are arranged between every two adjacent second shells (222), the same side of all the second shells (222) is provided with the convex splicing bosses (2222 a), and the splicing grooves (2222 b) are correspondingly arranged on the other side of the second shell (222) back to the splicing bosses (2222 a).

3. The static wire assembly as claimed in claim 1, wherein: the matching part (21) is spliced with the static wire holder (22), and at least one group of splicing bosses (2222 a) and splicing grooves (2222 b) which are mutually spliced and matched are arranged between the matching part (21) and the adjacent second shell (222).

4. The stationary wire assembly as claimed in any one of claims 1 to 3, wherein: a recessed area (2223) is arranged in the middle of the end face of one end of the second shell (222), the second shell (222) on one side of the recessed area (2223) serves as a second inserting-connecting part (2224), a second socket (2226) is arranged on the end wall of the second inserting-connecting part (2224), the second shell (222) on the other side of the recessed area (2223) serves as a second wiring part (2225), and a second wiring hole (2227) is arranged on the side wall, back to the recessed area (2223), of the second wiring part (2225), so that a certain included angle is formed between the wiring direction of the second wiring hole (2227) and the wiring direction of the second socket (2226).

5. The stationary wire assembly as recited in claim 4, wherein: the end surfaces of the second plug parts (2224) are flush, and a plurality of second sockets (2226) which are arranged side by side are formed in the end surfaces of the second plug parts (2224); the second wiring portion (2225) protrudes and extends outwards, so that the end face of the second wiring portion (2225) protrudes out of the end face of the second inserting portion (2224), the side wall of the second wiring portion (2225) opposite to the side of the recessed area (2223) is an inclined side wall, and a plurality of second wiring holes (2227) which are arranged side by side are formed in the inclined side wall.

6. The static wire assembly as claimed in claim 4, wherein: one side of the second shell (222) is opened to form a groove structure, the groove structure is divided into a plurality of second installation cavities, a plurality of positioning parts (2221) are arranged on the second shell (222) back to one side of the groove structure, and each positioning part (2221) correspondingly extends into the second installation cavity of the adjacent second shell (222).

7. The static wire assembly as claimed in claim 6, wherein: the second mounting cavity comprises a straight cavity (2228 a), a second gap (2228 b) and a containing cavity (2228 c), the straight cavity (2228 a) and the containing cavity (2228 c) are respectively located on two sides of the recessed area (2223), one end of the straight cavity (2228 a) corresponds to the second socket (2226), a positioning part (2221) is arranged on the side wall of the second shell (222) opposite to one side of the straight cavity (2228 a) in a protruding mode, the positioning part (2221) can correspondingly extend into the adjacent straight cavity (2228 a), a second wiring hole (2227) is formed in the side wall of the containing cavity (2228 c), a fixing boss (2228 d) is arranged in the containing cavity (2228 c) in a protruding mode, and the second gap (2228 b) is arranged along the direction perpendicular to the central axis of the second socket (2226) to communicate the straight cavity (2228 a) and the containing cavity (2228 c).

8. The stationary wire assembly as recited in claim 1, wherein: the second wiring piece (223) comprises a second conducting strip (2231) and a spring strip (2232), the middle of the second conducting strip (2231) is twisted, so that the first end of the second conducting strip (2231) and the second end of the second conducting strip (2231) are not on the same plane, the first end of the second conducting strip (2231) serves as a second inserting piece, the spring strip (2232) is bent to be annular, a connecting groove is formed in the surface of the spring strip (2232), the second end of the second conducting strip (2231) penetrates through the connecting groove and is in limit fit with the spring strip (2232), and the tail end of the second conducting strip (2231) is bent towards one side.

9. The static wire assembly as claimed in claim 8, wherein: the second conductive sheets (2231) comprise a plurality of second ends connected in parallel, the second end of each second conductive sheet (2231) is connected with a spring piece (2232), and the second wiring holes (2227) arranged on the second shell (222) are in one-to-one correspondence with the spring pieces (2232).

10. The stationary wire assembly as recited in claim 4, wherein: the recessed areas (2223) of all the second shells (222) are communicated to form drawer avoiding grooves in the middle of one end of the static wire holder (22), all the second sockets (2226) and the drawer avoiding grooves are positioned on the same side of the static wire holder (22), and a guide rail (23) is fixed on the static wire holder (22) back to one end of each socket groove; the end face of one end of the matching part (21) is a matching face (211), the end face of one end of the static wire holder (22) provided with the second socket (2226) protrudes out of the matching face (211), the matching face (211) is provided with a guide hole (212), and the guide hole (212) is parallel to the central axis of the second socket (2226).

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