CN211238539U

CN211238539U - Inclined plane extrusion formula wiring structure

Info

Publication number: CN211238539U
Application number: CN201922221867.0U
Authority: CN
Inventors: 黄中甫; 唐建发; 叶益帆; 叶杰; 叶定友; 王光生
Original assignee: Zhejiang Zhongyihao Technology Co ltd
Current assignee: Zhejiang Zhongyihao Technology Co ltd
Priority date: 2019-12-12
Filing date: 2019-12-12
Publication date: 2020-08-11
Anticipated expiration: 2029-12-12

Abstract

The utility model relates to the technical field of circuit breakers, in particular to an inclined plane extrusion type wiring structure, which comprises a shell, wherein two wiring holes are formed in the upper part of the outer wall at one end of the shell, bolt holes are formed in the lower part of the outer wall at one end of the shell, an external wire is arranged outside the wiring holes, a wiring terminal is arranged on the inner wall of the shell, a wire pressing frame is arranged at the position, close to the external wire, of the wiring terminal, and a movable inclined block mechanism is arranged inside the wire pressing; the bolt hole has been seted up to one side outer wall of line ball frame, and the trompil has been seted up on one side upper portion of line ball frame, and binding post's one end is located the inside top of line ball frame. The utility model discloses an in the design, can realize loosening and compressing tightly of external connection through activity sloping block mechanism, make things convenient for the wiring and the disconnection operation of external connection, drive the sloping block through the bolt and compress tightly the external connection, can avoid not hard up of external connection, can carry out spacing and protection to the shell fragment through the shell fragment spacing groove, avoid long-time use to cause the damage of shell fragment.

Description

Inclined plane extrusion formula wiring structure

Technical Field

The utility model relates to a circuit breaker technical field, specifically speaking relates to an inclined plane extrusion formula wiring structure.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time. The wiring structure of current circuit breaker generally is when the external connection inserts, and the pressure through the shell fragment is automatic compresses tightly the external connection, and it is not very convenient when extracting this moment, and carries out the plug for a long time and causes the joint department of external connection easily to cause wearing and tearing, produces electric leakage phenomenon easily, and the connection of external connection is also not too firm, causes not hard up the droing easily at the during operation, in addition, the shell fragment also causes elasticity to descend easily or damage after using repeatedly for a long time, influences the wiring work of circuit breaker. Particularly, most of the existing connection modes are that the axis of the bolt is perpendicular to or close to perpendicular to the axis of the external wire, and the connection requirements of the external wire cannot be met under certain specific conditions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an inclined plane extrusion formula wiring structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the purpose, the utility model provides an inclined plane extrusion type wiring structure, which comprises a shell, wherein two wiring holes are formed in the upper part of the outer wall at one end of the shell, a through hole is formed in the lower part of the outer wall at one end of the shell, an external wire is arranged outside the wiring holes, a wiring terminal is arranged on the inner wall of the shell, a wire pressing frame is arranged at the position, close to the external wire, of the wiring terminal, and a movable inclined block mechanism is arranged inside the wire pressing frame; the outer wall of one side of the wire pressing frame is provided with a screw hole, the upper part of one side of the wire pressing frame is provided with an opening, one end of the connecting terminal is positioned above the inner part of the wire pressing frame, and the external connecting wire is positioned between the top of the movable inclined block mechanism and the bottom of the connecting terminal; the movable inclined block mechanism comprises an upper inclined block and a lower inclined block, the bottom of the upper inclined block is an inclined plane, the length and width of the top of the upper inclined block are matched with the size of the inner wall of the top of a wire pressing frame, the wire pressing frame can limit the horizontal movement of the upper inclined block, the top of the lower inclined block is an inclined plane, the gradients of the two inclined planes are the same, the size of the lower inclined block is smaller than that of the upper inclined block, a threaded hole is formed in the side wall of the lower inclined block in a penetrating mode, a bolt is connected with the threaded hole in a threaded mode and can drive the lower inclined block to move back and forth when the bolt rotates, the upper inclined block above the lower inclined block can be pushed to move up and down through the inclined plane at the top when the lower inclined block moves back and forth, an external wire can be pressed when the upper inclined block moves up, and.

Preferably, one end of the threaded hole is limited by the inner wall of the wire pressing frame, the size of the threaded hole is smaller than the size of a bolt head of the bolt, and the axis of the bolt is parallel or approximately parallel to the axis of the external wire.

Preferably, the bottom of the shell is detachably provided with a bottom shell.

Preferably, the top of the upper inclined block is provided with an elastic sheet limiting groove, an elastic sheet is arranged in the elastic sheet limiting groove, an elastic sheet fixing sheet is tightly welded to the top of the elastic sheet, and the elastic sheet can generate downward pressure on the upper inclined block.

Preferably, a clamping hole is formed in the surface of one end, close to the elastic sheet fixing piece, of the wiring terminal, a clamping piece is tightly welded to the top of the elastic sheet fixing piece, and the clamping piece is in clamping fit with the clamping hole.

Preferably, the elastic sheet is of an L-shaped structure, an inclined plane is arranged on one side, close to the bending part of the elastic sheet, of the elastic sheet limiting groove, and a horizontal plane is arranged at one end, close to the elastic sheet, of the elastic sheet limiting groove.

Preferably, a cambered surface is arranged at the joint between the horizontal plane and the inclined plane.

Preferably, the bottom of the upper inclined block is horizontally provided with a slot, and one end of the bolt penetrates through the slot.

Preferably, the inner wall of the upper part of the open groove is provided with an arc-shaped groove, and the arc-shaped groove is of a semicircular structure.

Preferably, the inclined plane at the joint of the upper inclined block and the lower inclined block has an acute angle of inclination.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in this inclined plane extrusion formula wiring structure, can realize loosening and compressing tightly of wiring department through activity sloping block mechanism, make things convenient for the wiring and the disconnection operation of external connection.

2. In the inclined plane extrusion type wiring structure, the axis of the bolt is parallel to or close to parallel to the axis of the external wiring, so that compact connection with specific requirements is realized.

2. In the inclined plane extrusion type wiring structure, the inclined blocks are driven through the bolts to compress the external wiring, self-locking is performed between the inclined blocks, and loosening of the external wiring can be avoided.

3. In this inclined plane extrusion formula wiring structure, can carry out spacing and protection to the shell fragment through the shell fragment spacing groove, avoid long-time the damage that causes the shell fragment of using.

Drawings

FIG. 1 is a schematic view of the overall structure of the external connection pressing of the present invention;

FIG. 2 is a schematic view of the overall structure of the external connection releasing device of the present invention;

fig. 3 is a schematic diagram of the explosion structure of the present invention;

FIG. 4 is a schematic diagram of a partial explosion structure of the present invention;

FIG. 5 is a schematic view of the explosion structure of the movable swash block mechanism of the present invention;

FIG. 6 is a schematic view of the external connection pressing part of the present invention;

FIG. 7 is a schematic view of a partial structure of the external connection releasing device of the present invention;

fig. 8 is a schematic structural view of an upper inclined block in the present invention;

FIG. 9 is a side view of the movable swash block mechanism when the external connection of the present invention is pressed;

FIG. 10 is a side view of the movable swash block mechanism when the external connection of the present invention is released;

FIG. 11 is a perspective view of the movable inclined block mechanism when the external connection of the present invention is pressed;

fig. 12 is a perspective view of the movable swash block mechanism when the external connection of the present invention is loosened.

In the figure: 1. a housing; 11. a wiring hole; 12. a through hole; 2. a bottom case; 3. external connection; 4. pressing a wire frame; 41. a screw hole; 42. opening a hole; 5. a wiring terminal; 51. a clamping hole; 6. a movable armature mechanism; 61. a lower inclined block; 611. a threaded hole; 62. an upper inclined block; 621. a spring plate limiting groove; 6211. a bevel; 6212. a horizontal plane; 6213. a cambered surface; 622. grooving; 6221. an arc-shaped slot; 63. a spring plate; 631. the elastic sheet fixing sheet; 632. a card; 64. and (4) bolts.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

The utility model provides an inclined plane extrusion formula wiring structure, as shown in fig. 1-12, including shell 1, two wiring holes 11 have been seted up on shell 1's one end outer wall upper portion, be used for the insertion of external connection, bolt hole 12 has been seted up to shell 1's one end outer wall lower part, be used for twisting bolt 64 through the screwdriver and move, the outside of wiring hole 11 is provided with external connection 3, shell 1's inner wall is provided with binding post 5, be used for being connected with external connection 3, binding post 5 is close to external connection 3 department and is provided with wire pressing frame 4, wire pressing frame 4's inside is provided with activity sloping block mechanism 6, through wire pressing frame 4 with activity sloping block mechanism 6 restriction in inside.

In this embodiment, a screw hole 41 is formed in the outer wall of one side of the wire pressing frame 4, and is used for a screwdriver to pass through a screwing bolt, a hole 42 is formed in the upper portion of one side of the wire pressing frame 4, one end of the connecting terminal 5 is located above the inside of the wire pressing frame 4, the external connection 3 is located between the top of the movable inclined block mechanism 6 and the bottom of the connecting terminal 5, and the movable armature mechanism 6 is convenient to compress or loosen the external connection 3.

In this embodiment, the movable inclined block mechanism 6 includes an upper inclined block 62 and a lower inclined block 61, the bottom of the upper inclined block 62 is an inclined surface, the length and width of the top of the upper inclined block 62 are matched with the size of the inner wall of the top of the wire pressing frame 4, the wire pressing frame 4 can limit the horizontal movement of the upper inclined block 62, the top of the lower inclined block 61 is an inclined surface, the two inclined surfaces have the same inclination, the size of the lower inclined block 61 is smaller than that of the upper inclined block 62, so as to ensure that the lower inclined block 61 can move in the wire pressing frame 4, a threaded hole 611 is formed through the side wall of the lower inclined block 61, a bolt 64 is connected in the threaded hole 611, when the bolt 64 rotates, the lower inclined block 61 can be driven to move back and forth, the upper inclined block 62 above the lower inclined block 61 can be pushed to move up and down through the inclination of the top when the lower inclined block 61 moves back and forth, the outer wire 3 can be pressed when the upper inclined block 62 moves up, and the outer wire 3 can be loosened when the upper inclined block 62 moves down.

Specifically, one end of the threaded hole 611 is limited by the inner wall of the wire pressing frame 4, and the size of the threaded hole 41 is smaller than the size of the head of the bolt 64, so that the bolt 64 can be limited, and the front and back movement of the bolt is avoided.

In addition, the bottom of shell 1 can be dismantled and be provided with drain pan 2, makes things convenient for inside spare part to dismantle and install.

Further, the shell fragment spacing groove 621 has been seted up at the top of going up sloping block 62, and the inside of shell fragment spacing groove 621 is provided with shell fragment 63, and the top of shell fragment 63 has shell fragment stationary blade 6311 closely to weld, and shell fragment 63 can produce decurrent pressure to going up sloping block 62, through the downward pressure that produces of shell fragment 63, can be when sloping block 61 moves one side down, will go up sloping block 62 and promote downwards to make external connection 3 fully break away from.

Further, binding post 5 has seted up card hole 51 near the one end surface of shell fragment stationary blade 631, and the top of shell fragment stationary blade 6311 has closely welded card 632, and card 632 and the cooperation of calorie hole 51 joint can carry out the chucking with the top of shell fragment 63 and fix, makes it difficult not hard up.

Further, shell fragment 63 is L shape structure, and one side that shell fragment spacing groove 621 is close to shell fragment 63 department of buckling is provided with inclined plane 6211, and shell fragment spacing groove 621 is close to shell fragment 63 one end department and is provided with horizontal plane 6212, and the junction between horizontal plane 6212 and inclined plane 6211 is provided with cambered surface 6213, laminates with the department of buckling of shell fragment 63, avoids causing the damage of shell fragment 63 after long-time the use.

Furthermore, the bottom of the upper wedge 62 is horizontally provided with a slot 622, one end of the bolt 64 penetrates through the slot 622, and the bolt 64 can be limited through the slot 622, so that the bolt is prevented from deviating or loosening

Further, fluting 622 upper portion inner wall is provided with arc groove 6221, and arc groove 6221 semicircular structure in shape can avoid causing wearing and tearing to bolt 64 with the outer wall laminating of bolt 64.

Further, the inclination angle of the inclined plane at the joint of the upper inclined block 62 and the lower inclined block 61 is an acute angle, the preferred 55 degrees in the embodiment can ensure that the lower inclined block 61 drives the force required by the movement of the upper inclined block 62 to be matched with the installation space, and the flexible movement is ensured.

When the inclined plane extrusion type wiring structure of the embodiment is used, as shown in fig. 9-12, the thread direction of the bolt 64 is left-handed (reverse), when the external wiring 3 needs to be pressed, the bolt 64 is screwed by a screwdriver, the bolt 64 rotates clockwise, the lower inclined block 61 is driven by the thread to move rightwards, so that the inclined plane at the top of the lower inclined block 61 drives the upper inclined block 62 to move towards one side close to the external wiring 3, and the external wiring 3 is pressed; when the external connection wire 3 needs to be pulled out, the bolt 64 is screwed by a screwdriver to rotate anticlockwise, the lower inclined block 61 moves leftwards, the upper inclined block 62 moves under the action of downward pressure of the elastic sheet 63 and gradually keeps away from the external connection wire 3, and the external connection wire 3 is loosened, so that the external connection wire 3 can be conveniently pulled out.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an inclined plane extrusion formula wiring structure, includes shell (1), its characterized in that: the wire pressing frame is characterized in that two wiring holes (11) are formed in the upper portion of the outer wall of one end of the shell (1), a through hole (12) is formed in the lower portion of the outer wall of one end of the shell (1), an external wire (3) is arranged on the outer side of each wiring hole (11), a wiring terminal (5) is arranged on the inner wall of the shell (1), a wire pressing frame (4) is arranged on the portion, close to the external wire (3), of the wiring terminal (5), and a movable inclined block mechanism (6) is arranged inside the wire pressing frame (4); the outer wall of one side of the wire pressing frame (4) is provided with a screw hole (41), the upper part of one side of the wire pressing frame (4) is provided with a hole (42), one end of the wiring terminal (5) is positioned above the inner part of the wire pressing frame (4), and the external connection wire (3) is positioned between the top of the movable inclined block mechanism (6) and the bottom of the wiring terminal (5); the movable inclined block mechanism (6) comprises an upper inclined block (62) and a lower inclined block (61), the bottom of the upper inclined block (62) is an inclined surface, the length and width of the top of the upper inclined block (62) are matched with the size of the inner wall of the top of the wire pressing frame (4), the wire pressing frame (4) can limit the horizontal movement of the upper inclined block (62), the top of the lower inclined block (61) is an inclined surface, the inclinations of the two inclined surfaces are the same, the size of the lower inclined block (61) is smaller than that of the upper inclined block (62), a threaded hole (611) is formed in the side wall of the lower inclined block (61) in a penetrating manner, a bolt (64) is connected in the threaded hole (611) in a threaded manner, the lower inclined block (61) can be driven to move back and forth when the bolt (64) rotates, the upper inclined block (62) above the lower inclined block (61) can be pushed to move up and down by the inclined surface, the upper inclined block (62) can compress the external wire (3) when moving upwards, and the upper inclined block (62) can release the external wire (3) when moving downwards.

2. The bevel extrusion wiring structure according to claim 1, characterized in that: one end of the threaded hole (611) is limited by the inner wall of the wire pressing frame (4), the size of the threaded hole (41) is smaller than that of the bolt head of the bolt (64), and the axis of the bolt (64) is parallel or approximately parallel to the axis of the external wire (3).

3. The bevel extrusion wiring structure according to claim 1, characterized in that: the bottom of the shell (1) is detachably provided with a bottom shell (2).

4. The bevel extrusion wiring structure according to claim 1, characterized in that: go up the top of sloping block (62) and seted up shell fragment spacing groove (621), the inside of shell fragment spacing groove (621) is provided with shell fragment (63), the top close welding of shell fragment (63) has shell fragment stationary blade (631), shell fragment (63) can produce decurrent pressure to going up sloping block (62).

5. The bevel extrusion wiring structure of claim 4, wherein: binding post (5) are close to the one end surface of shell fragment stationary blade (631) and have been seted up card hole (51), the top of shell fragment stationary blade (631) closely welds card (632), card (632) and card hole (51) joint cooperation.

6. The bevel extrusion wiring structure of claim 4, wherein: the elastic piece (63) is of an L-shaped structure, an inclined plane (6211) is arranged on one side, close to the bending part of the elastic piece (63), of the elastic piece limiting groove (621), and a horizontal plane (6212) is arranged at one end, close to the elastic piece (63), of the elastic piece limiting groove (621).

7. The bevel extrusion wiring structure of claim 6, wherein: an arc surface (6213) is arranged at the joint between the horizontal surface (6212) and the inclined surface (6211).

8. The bevel extrusion wiring structure according to claim 1, characterized in that: a slot (622) is horizontally formed in the bottom of the upper inclined block (62), and one end of the bolt (64) penetrates through the slot (622).

9. The bevel extrusion wiring structure of claim 8, wherein: the inner wall of the upper part of the open groove (622) is provided with an arc-shaped groove (6221), and the arc-shaped groove (6221) is of a semicircular structure.

10. The bevel extrusion wiring structure according to claim 1, characterized in that: the inclined angle of the inclined surface at the joint of the upper inclined block (62) and the lower inclined block (61) is an acute angle.