CN220189892U

CN220189892U - Screw fixing module capable of preventing wire from falling off

Info

Publication number: CN220189892U
Application number: CN202321473862.7U
Authority: CN
Inventors: 邓迎宾
Original assignee: Shenzhen Deyunhai Technology Co ltd
Current assignee: Shenzhen Deyunhai Technology Co ltd
Priority date: 2023-06-09
Filing date: 2023-06-09
Publication date: 2023-12-15
Anticipated expiration: 2033-06-09

Abstract

The utility model relates to a screw fixing module capable of preventing a wire from falling off, which comprises a fixing screw and an electric receiving piece, wherein the fixing screw is in threaded connection with the electric receiving piece, the upper end of the fixing screw is provided with a limiting part, a cavity for fixing the wire is arranged between the limiting part and the electric receiving piece, the lower end of the fixing screw is provided with a trapezoid supporting slot, the lower end of the trapezoid supporting slot is provided with a narrow opening, when the fixing screw is used, an external screwdriver or other tools can be inserted into the trapezoid supporting slot to open the trapezoid supporting slot, the lower end of the fixing screw is expanded outwards, the fixing screw cannot be separated from the electric receiving piece, the purpose of preventing the fixing screw from loosening is achieved, the possible loosening risk of the wire is reduced, and when the external screwdriver or other tools are inserted into the trapezoid supporting slot, the setting of the narrow opening at the lower end of the trapezoid supporting slot can be avoided, and an external screwdriver or other tools can be smoothly opened from the trapezoid supporting slot.

Description

Screw fixing module capable of preventing wire from falling off

Technical Field

The utility model relates to the technical field of screws, in particular to a screw fixing module capable of preventing a wire from falling off.

Background

At present, the wires in the market are electrically connected through the terminals 9 as shown in fig. 1, and the exposed portions of the wire cells are clamped and contacted mainly through the screws 10 and the two power receiving plates 11, so that the electric connection of the wires is completed, the screws 10 cannot be loosened in the normal environment of the terminals 9, but if the terminals 9 are arranged on a machine with a vibration source, the screws 10 may be loosened, so that the wires are loosened, poor in contact and even separated from connection, and therefore, a screw fixing module capable of preventing the wires from falling off is required to be provided.

Disclosure of Invention

The present utility model is directed to solving the above-mentioned drawbacks and providing a screw fixing module capable of preventing the wire from falling off, so as to solve the above-mentioned problems in the prior art.

The object of the utility model is achieved by:

the screw fixing module capable of preventing the lead from falling off comprises a fixing screw and an electric connecting piece, wherein the fixing screw is in threaded connection with the electric connecting piece, the upper end of the fixing screw is provided with a limiting part, a cavity for fixing the lead is arranged between the limiting part and the electric connecting part, the lower end of the fixing screw is provided with a trapezoid supporting slot, and the lower end of the trapezoid supporting slot is provided with a narrow opening.

In the above description, further, the outside of spacing portion has cup jointed the insulating cover, the outside of insulating cover is provided with the antiskid line, the outside annular array of insulating cover has a plurality of constant head tank.

In the above description, the upper end of the limiting portion is provided with a first countersink.

In the above description, a hexagonal knob portion is provided at an upper end of the limiting portion.

In the above description, a second countersunk hole is formed in the hexagonal knob portion.

In the above description, the shape of the first counter bore and the second counter bore is a straight shape, a cross shape, a rice shape or a hexagon shape.

The utility model has the beneficial effects that: firstly, when in use, the trapezoidal support slot can be inserted through an external screwdriver or other tools to open the trapezoidal support slot, so that the lower end of the fixing screw is outwards expanded and deformed, and the fixing screw cannot be separated from the electric connection piece, thereby achieving the purpose of preventing the fixing screw from loosening and reducing the possible loosening risk of the lead;

secondly, when an external screw driver or other tools are inserted into the trapezoid support groove, the arrangement of the narrow opening at the lower end of the trapezoid support groove can prevent the external screw driver or other tools from sliding out of the trapezoid support groove, so that the trapezoid support groove can be smoothly supported.

Drawings

Fig. 1 is a schematic view of a prior art terminal;

FIG. 2 is a schematic structural diagram of a screw fixing module capable of preventing wires from falling off in the first embodiment;

FIG. 3 is a front view of a screw module for preventing wires from falling off in the first embodiment;

FIG. 4 is a first schematic structural view of a screw fixing module capable of preventing wires from falling off in the second embodiment;

FIG. 5 is a second schematic structural view of a screw fixing module capable of preventing wires from falling off in the second embodiment;

FIG. 6 is a first schematic diagram of a screw fixing module capable of preventing wires from falling off in a third embodiment;

FIG. 7 is a second schematic diagram of a screw fixing module capable of preventing wires from falling off in the third embodiment;

FIG. 8 is a first schematic diagram of a screw fixing module capable of preventing wires from falling off in a fourth embodiment;

FIG. 9 is a second schematic diagram of a screw fixing module capable of preventing wires from falling off in the fourth embodiment;

the reference numerals in the drawings are respectively: the power supply comprises a 1-fixing screw, a 101-limiting part, a 102-trapezoid supporting groove, a 103-narrow opening, a 2-power receiving piece, a 3-cavity, a 4-supporting piece, a 5-hexagonal knob part, a 6-second countersunk hole, a 7-insulating sleeve, a 701-positioning groove, an 8-first countersunk hole, a 9-terminal, a 10-screw and an 11-power receiving plate.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the detailed description.

Embodiment one:

referring to fig. 1-3, the screw fixing module capable of preventing the wire from falling in the embodiment includes a fixing screw 1 and a power receiving member 2, the fixing screw 1 is screwed on the power receiving member 2, a limiting portion 101 is disposed at an upper end of the fixing screw 1, a cavity 3 for fixing the wire is disposed between the limiting portion 101 and the power receiving portion, a trapezoid support slot 102 is disposed at a lower end of the fixing screw 1, and a narrow opening 103 is disposed at a lower end of the trapezoid support slot 102.

When in actual use, the trapezoidal support slot 102 can be inserted through an external screwdriver or other tools to support the trapezoidal support slot 102, so that the lower end of the fixing screw 1 is outwards expanded and deformed, the fixing screw 1 cannot be separated from the electric connector 2, the purpose of preventing the fixing screw 1 from loosening is achieved, and the possible loosening risk of a lead is reduced.

When an external screw driver or other tools are inserted into the trapezoidal support slot 102, the arrangement of the narrow opening 103 at the lower end of the trapezoidal support slot 102 can prevent the external screw driver or other tools from sliding out of the trapezoidal support slot 102, so that the trapezoidal support slot 102 can be smoothly supported.

As shown in fig. 3, the supporting device can be provided with a spreader 4 for spreading the trapezoid spreading slot 102, the width dimension of the spreader 4 is the same as the width of the upper end of the trapezoid spreading slot 102, so that the trapezoid spreading slot 102 can be completely spread by the spreader 4, and further, the upper end of the spreader 4 is circular or conical, so that the spreader 4 can be easily inserted into the trapezoid spreading slot 102.

Embodiment two:

as shown in fig. 4, in this embodiment, the upper end of the limiting portion 101 is provided with a hexagonal knob portion 5 to facilitate locking intervention of an external wrench.

Further, as shown in fig. 5, a second countersunk hole 6 is provided in the hexagonal knob portion 5, in this embodiment, the second countersunk hole 6 is hexagonal, and further, the second countersunk hole 6 may be in a shape of a line, a cross or a meter, so as to be suitable for different wrenches, and increase the application range.

Embodiment III:

as shown in fig. 6, in this embodiment, an insulating sleeve 7 is sleeved on the outer side of the limiting portion 101, anti-skidding patterns are provided on the outer side of the insulating sleeve 7, and four positioning grooves 701 are formed in an annular array on the outer side of the insulating sleeve 7. The arrangement of the anti-skid threads and the insulating sleeve 7 enables the screw to be directly rotated manually, while the arrangement of the positioning groove 701 facilitates the intervention of an external crescent wrench.

Further, as shown in fig. 7, in the case of having the insulating sleeve 7, the first countersink 8 is continuously disposed at the upper end of the limiting portion 101, in this embodiment, the first countersink 8 is hexagonal, and further, the second countersink 6 may be in a shape of a line, a cross or a rice, so as to be suitable for different wrenches, and increase the application range.

The present utility model is not limited to the preferred embodiments, but is intended to be limited to the following description, and any modifications, equivalent changes and variations in light of the above-described embodiments will be apparent to those skilled in the art without departing from the scope of the present utility model.

Claims

1. Can prevent screw fixation module that wire drops, including fixed screw (1) and electric piece (2) that connects, fixed screw (1) spiro union in connect electric piece (2) on, the upper end of fixed screw (1) is provided with spacing portion (101), spacing portion (101) with connect to have between electric piece (2) cavity (3) that are used for fixed wire, its characterized in that: the lower end of the fixing screw (1) is provided with a trapezoid support groove (102), and the lower end of the trapezoid support groove (102) is provided with a narrow opening (103).

2. The screw fixing module capable of preventing a wire from falling off according to claim 1, wherein: the outer side of the limiting part (101) is sleeved with an insulating sleeve (7), anti-skidding patterns are arranged on the outer side of the insulating sleeve (7), and a plurality of positioning grooves (701) are formed in an annular array on the outer side of the insulating sleeve (7).

3. The screw fixing module capable of preventing a wire from falling off according to claim 2, wherein: the upper end of the limiting part (101) is provided with a first countersink (8).

4. A screw fixing module capable of preventing a wire from falling off according to claim 3, wherein: the upper end of the limiting part (101) is provided with a hexagonal knob part (5).

5. The screw fixing module for preventing wire from falling off according to claim 4, wherein: a second countersunk hole (6) is formed in the hexagonal knob part (5).

6. The screw fixing module for preventing wire from falling off according to claim 5, wherein: the first counter bore (8) and the second counter bore (6) are in a shape of a straight line, a cross, a rice shape or a hexagon.