CN210167521U

CN210167521U - Residual voltage bus protection device

Info

Publication number: CN210167521U
Application number: CN201921240043.1U
Authority: CN
Inventors: 王文军
Original assignee: Anhui Hongke Electric Power Technology Co Ltd
Current assignee: Anhui Hongke Electric Power Technology Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-03-20
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a residual voltage generating line protection device, including the protection casing, the bilateral symmetry level of protection casing lower extreme outer wall is pegged graft and is had the conductor wire, the bottom that the lateral wall that the conductor wire runs through the protection casing inwards extends the end is equipped with the fixing base, the upper end of fixing base is equipped with movable groove, and activity inslot swing joint has movable base, movable base's up end is equipped with the first arc draw-in groove that corresponds with the conductor wire, be connected with a plurality of second spring between movable base's the bottom and the bottom in movable groove, the up end that the conductor wire is located the protection casing is equipped with the electricity and connects, and the bottom that connects the electricity is equipped with the second arc draw-in groove that corresponds with the conductor wire, the upper end that connects. The utility model overcomes prior art's is not enough, reasonable in design can protect the wire well when the circuit is closed, avoids the wire excessive wear, improves the safety in utilization, has higher social use value and application prospect.

Description

Residual voltage bus protection device

Technical Field

The utility model relates to an electric power tech field especially relates to a residual voltage generating line protection device.

Background

The low residual voltage bus is generally arranged in a protection cabinet for protection, but in reality, the protection cabinet is generally fixed on the ground, the low residual voltage bus in the protection cabinet is easily collided by external force, so that the low residual voltage bus and a contact port are loosened, and the low residual voltage bus cannot normally work; or when the low residual voltage bus is fastened through the screw, the low residual voltage bus is easily worn in the morning, and the normal work of the low residual voltage bus is finally influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem mentioned in the above-mentioned background art, the utility model provides a residual voltage bus bar protection device.

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

a residual voltage bus protection device comprises a protection shell, wherein conductive wires are symmetrically and horizontally inserted into two sides of the outer wall of the lower end of the protection shell, the conductive wires penetrate through the side wall of the protection shell and are arranged at the bottom of an inward extending end, a movable groove is formed in the upper end of the fixed seat, a movable base is movably connected in the movable groove, a first arc-shaped clamping groove corresponding to the conductive wires is formed in the upper end face of the movable base, a plurality of second springs are connected between the bottom of the movable base and the bottom of the movable groove, an electric connector is arranged on the upper end face of the conductive wires in the protection shell, a second arc-shaped clamping groove corresponding to the conductive wires is formed in the bottom of the electric connector, an electric connection plate is arranged at the upper end of the electric connector, a fixed block is fixedly connected to the middle of the upper, the upper end vertical fixation of annular fixture block has reciprocal lead screw, and reciprocal lead screw passes the up end of protection casing and extends outward, the upper end bilateral symmetry of electric connection plate is connected with first spring, and the one end that electric connection plate was kept away from to first spring and the interior top surface fixed connection of protection casing.

Preferably, the side wall of the protection shell is provided with a wire guide hole corresponding to the conductive wire, and the outer wall of the connection part of the conductive wire and the wire guide hole is sleeved with a sealing rubber ring.

Preferably, the two sides of the bottom of the movable base are symmetrically provided with limiting sliding blocks, and the two side walls of the movable groove are provided with limiting sliding grooves corresponding to the limiting sliding blocks.

Preferably, the reciprocating screw rod penetrates through the upper end surface of the protective shell and is provided with an operating handle towards the outer extending end.

Preferably, the upper end face of the protection shell is provided with a screw hole corresponding to the reciprocating screw rod, and the reciprocating screw rod is in threaded connection with the screw hole.

Preferably, the operating handle is made of insulating rubber materials, and the outer wall of the operating handle is provided with anti-skidding lines.

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

1. the annular clamping block rotates in the annular clamping groove, so that the electric connection plate and the electric connectors can be stably pressed down, and the electric connectors at two ends of the electric connection plate are electrically connected with the end parts of the electric leads to realize closing;

2. the movable base is stressed to extrude downwards, and has a certain damping and buffering effect under the action of the elastic force of the second spring at the bottom, so that excessive abrasion is not easily generated when the conductive wire is pressed, and the use safety is greatly improved;

3. the handle is operated in a reverse rotation mode, the electric connector rises and is separated from the conductive wire, the purpose of closing a circuit is achieved, and the electric connector is convenient and fast to use.

To sum up, the utility model overcomes prior art's is not enough, reasonable in design can protect the wire well when the circuit is closed, avoids the wire excessive wear, improves the safety in utilization, has higher social use value and application prospect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic sectional view of the structure a-a of the present invention.

In the figure: the device comprises a protective shell 1, a conducting wire 2, a sealing rubber ring 3, a fixed seat 4, an electric connector 5, an electric connecting plate 6, a fixed block 7, an annular clamping block 8, a reciprocating screw rod 9, an operating handle 10, a first spring 11, a movable base 12, a movable groove 13, a second spring 14, a limiting sliding block 15, a limiting sliding groove 16, a first arc-shaped clamping groove 17 and a second arc-shaped clamping groove 18.

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.

Referring to fig. 1-2, a residual voltage bus bar protection device comprises a protection shell 1, wherein conductive wires 2 are symmetrically and horizontally inserted at two sides of the outer wall of the lower end of the protection shell 1, the conductive wires 2 penetrate through the bottom of the inward extending end of the side wall of the protection shell 1 and are provided with fixed seats 4, the upper ends of the fixed seats 4 are provided with movable grooves 13, movable bases 12 are movably connected in the movable grooves 13, the upper end surfaces of the movable bases 12 are provided with first arc-shaped clamping grooves 17 corresponding to the conductive wires 2, a plurality of second springs 14 are connected between the bottoms of the movable bases 12 and the bottoms of the movable grooves 13, the upper end surface of the conductive wires 2 in the protection shell 1 is provided with electric connectors 5, the bottoms of the electric connectors 5 are provided with second arc-shaped clamping grooves 18 corresponding to the conductive wires 2, the upper ends of the electric connectors 5 are provided with electric connection plates 6, the middle parts of the upper ends of the, the upper end of the annular clamping block 8 is vertically fixed with a reciprocating screw rod 9, the reciprocating screw rod 9 penetrates through the upper end face of the protection shell 1 to extend outwards, two sides of the upper end of the electric connection plate 6 are symmetrically connected with first springs 11, and one ends, far away from the electric connection plate 6, of the first springs 11 are fixedly connected with the inner top face of the protection shell 1.

Specifically, the lateral wall of protection casing 1 is equipped with the wire guide that corresponds with conductor wire 2, and conductor wire 2 has cup jointed sealed rubber ring 3 with the outer wall of wire guide junction, improves sealed effect through sealed rubber ring 3, has certain waterproof dustproof effect.

Specifically, the two sides of the bottom of the movable base 12 are symmetrically provided with limiting sliding blocks 15, the two side walls of the movable groove 13 are provided with limiting sliding grooves 16 corresponding to the limiting sliding blocks 15, the limiting sliding blocks 15 slide up and down in the limiting sliding grooves 16, and the limiting sliding blocks 15 are limited by the limiting sliding grooves 16.

Specifically, the reciprocating screw rod 9 penetrates through the upper end face of the protective shell 1 and is provided with an operating handle 10 towards the outer extending end, the reciprocating screw rod 9 is rotated through the operating handle 10, and the reciprocating screw rod 9 drives the electric connection plate 6 to ascend and press.

Specifically, the upper end face of the protective shell 1 is provided with a screw hole corresponding to the reciprocating screw rod 9, the reciprocating screw rod 9 is in threaded connection with the screw hole, and the fixing block 7 can be driven to ascend or press down when the reciprocating screw rod 9 is rotated, so that the electric connection plate 6 can ascend or press down.

Specifically, the operating handle 10 is made for insulating rubber material, and the outer wall of operating handle 10 is equipped with anti-skidding line, and operating handle 10 has certain insulating effect, and has increased surface friction, and anti-skidding effect is better.

The working principle is as follows: in the utility model, when in use, the reciprocating screw rod 9 is rotated by the operating handle 10, the reciprocating screw rod 9 is in threaded connection with the screw hole, so that the reciprocating screw rod 9 drives the fixed block 7 to press down, and the annular clamping block 8 is arranged at the bottom of the reciprocating screw rod 9, and the annular clamping block 8 rotates in the annular clamping groove, so that the electric connection plate 6 and the electric joint 5 can be stably pressed down, the electric joints 5 at two ends of the electric connection plate 6 are electrically connected with the end part of the electric lead 2, and the closing is realized; meanwhile, when the electric wire 2 is pressed down, the movable base 12 is pressed down under the stress, and the elastic force of the second spring 14 at the bottom has a certain damping and buffering effect, so that excessive abrasion is not easy to generate when the electric wire 2 is pressed down, and the use safety is greatly improved; when the handle 10 is operated in a reverse rotation mode, the electric connector 5 rises and is separated from the conductive wire 2, the purpose of closing a circuit is achieved, and the electric connector is convenient and quick to use.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a residual voltage generating line protection device, includes protection casing (1), its characterized in that: the protection device is characterized in that conductive wires (2) are symmetrically and horizontally inserted into two sides of the outer wall of the lower end of the protection shell (1), the conductive wires (2) penetrate through the bottom of the inward extending end of the side wall of the protection shell (1), a fixed seat (4) is arranged at the bottom of the inward extending end of the side wall of the protection shell (1), a movable groove (13) is arranged at the upper end of the fixed seat (4), a movable base (12) is movably connected in the movable groove (13), a first arc-shaped clamping groove (17) corresponding to the conductive wires (2) is arranged on the upper end face of the movable base (12), a plurality of second springs (14) are connected between the bottom of the movable base (12) and the bottom of the movable groove (13), an electric connector (5) is arranged on the upper end face of the conductive wires (2) positioned in the protection shell (1), a second arc-shaped clamping groove (18) corresponding to the, the utility model discloses a protection casing, including the upper end of electric connection plate (6), the inner wall of fixed block (7) rotates through ring groove and is connected with annular fixture block (8), the upper end vertical fixation of annular fixture block (8) has reciprocal lead screw (9), and reciprocal lead screw (9) pass the up end of protection casing (1) and extend outward, the upper end bilateral symmetry of electric connection plate (6) is connected with first spring (11), and the interior top surface fixed connection of the one end of electric connection plate (6) and protection casing (1) is kept away from in first spring (11).

2. The residual voltage bus bar protection device according to claim 1, wherein: the lateral wall of protection casing (1) is equipped with the wire guide that corresponds with conductor wire (2), and conductor wire (2) and the outer wall of wire guide junction have cup jointed sealed rubber ring (3).

3. The residual voltage bus bar protection device according to claim 1, wherein: limiting sliding blocks (15) are symmetrically arranged on two sides of the bottom of the movable base (12), and limiting sliding grooves (16) corresponding to the limiting sliding blocks (15) are arranged on two side walls of the movable groove (13).

4. The residual voltage bus bar protection device according to claim 1, wherein: the reciprocating screw rod (9) penetrates through the upper end surface of the protective shell (1) and is provided with an operating handle (10) towards the outer extending end.

5. The residual voltage bus bar protection device according to claim 1, wherein: the upper end face of the protection shell (1) is provided with a screw hole corresponding to the reciprocating screw rod (9), and the reciprocating screw rod (9) is in threaded connection with the screw hole.

6. The residual voltage bus bar protection device according to claim 4, wherein: the operating handle (10) is made of insulating rubber materials, and the outer wall of the operating handle (10) is provided with anti-skidding lines.