CN219697134U

CN219697134U - Wire stripper

Info

Publication number: CN219697134U
Application number: CN202321370245.4U
Authority: CN
Inventors: 吴远超
Original assignee: Pucheng County Chaoyue Decoration Engineering Co ltd
Current assignee: Pucheng County Chaoyue Decoration Engineering Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-09-15
Anticipated expiration: 2033-05-31

Abstract

The utility model provides a wire stripper, and relates to the field of electric tools. The power testing device comprises a first clamp body, a second clamp body, a power testing component and a reset unit; the first clamp body is connected with the second clamp body through a rotating shaft, the clamp handles of the first clamp body and the second clamp body are respectively provided with an insulating protective sleeve, and the insulating protective sleeve of the first clamp body is provided with a mounting groove; the electricity testing assembly comprises a main control board arranged in the mounting groove, wherein the main control board comprises a current detection module, a reminding module and a power supply module; the reset unit comprises a torsion spring structure, connecting arms are integrally formed at two ends of the torsion spring structure, the other ends of the two connecting arms are fixedly connected with the pliers handles of the first pliers body and the second pliers body respectively, the torsion spring structure is located at the rotating shaft, and the reset unit is easy and convenient to operate, high in safety and capable of improving operation efficiency.

Description

Wire stripper

Technical Field

The utility model relates to the field of electric tools, in particular to a wire stripper.

Background

When the wire stripping tool is used for stripping the electric wires, the wire stripping tool is generally provided with a wire stripper and an art designer knife, when the wire stripping operation is carried out on the electric wires which are in electric conduction, a part of workers can directly operate the electric wires without a current detection step, and in addition, a part of workers can misestimate the current of the electric wires and directly contact the electric wires, the situation can be hurt by workers, and when the electric wires such as the electric wires, telephone lines, network wires or other electric wires with current flow are stripped, the common wire stripping tool is usually connected with electronic equipment such as a transformer, a network socket and the like, the operation of wire stripping, wire pulling and wire connection is required to be completed manually, and if the current in the electric wires is detected by using tools such as a three-way meter before each wire stripping, the time and the labor are consumed.

The patent document with the publication number of CN218678241U discloses a wire stripper, which comprises a shell cover, neon bulbs and conductive sheets, wherein a worker holds the wire stripper, the exposed wire core is contacted through the body part of the wire stripper, then fingers are carried on the conductive sheets of a test assembly, so that the test assembly forms a complete circuit, and if the wire core is electrified, the neon bulbs emit light to remind the worker to take protective measures; if the exposed wire core is not electrified, the neon bulb does not emit light, and a worker can directly cut off the wire or connect the wire with other wires. The traditional wire stripper is provided with a test assembly, and an extra-large resistor is needed to be connected to reduce the current intensity of the human body to avoid injury of personnel by utilizing the principle of neon tube power measurement which needs the human body as a grounding point, the existing wire stripper is usually provided with a compression spring (the compression spring structure can be seen from patent documents of CN218732843U, CN218678245U and CN 307885341S), two ends of the compression spring are connected with two clamp handles of the wire stripper, a worker is not connected with a current loop of the extra-large resistor at the compression spring during operation, if the current is conducted at the compression spring, the worker is faced with a larger safety hazard if carelessly touching the compression spring at the clamp handle during wire stripping operation when holding the wire stripper, and some use occasions of the wire stripper are just in a narrow space, so that the safety risk is further increased.

Disclosure of Invention

The utility model aims to provide a wire stripper which can solve the defects of the prior art, has the advantages of simplicity and convenience in operation, high safety and improvement of operation efficiency.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a wire stripper comprises a first clamp body, a second clamp body, a power testing assembly and a reset unit;

the first clamp body is connected with the second clamp body through a rotating shaft, the clamp handles of the first clamp body and the second clamp body are respectively provided with an insulating protective sleeve, and the insulating protective sleeve of the first clamp body is provided with a mounting groove;

the electricity testing assembly comprises a main control board arranged in the mounting groove, wherein the main control board comprises a current detection module, a reminding module and a power supply module;

the reset unit comprises a torsion spring structure, connecting arms are integrally formed at two ends of the torsion spring structure, the other ends of the two connecting arms are fixedly connected with the clamp handles of the first clamp body and the second clamp body respectively, and the torsion spring structure is located at the rotating shaft.

Further, in the utility model, a limiting ring is integrally formed at one end of each of the two connecting arms, which is far away from the torsion spring structure, and a compression screw for compressing the limiting ring is connected to one surface of each of the first clamp body and the second clamp body, which faces the torsion spring structure, in a threaded manner.

Further, in the present utility model, the stop collar and the compression screw are both located in the insulating protection sleeve.

Further, in the present utility model, the pliers heads of the first pliers body and the second pliers body are respectively provided with a first wire stripping groove and a second wire stripping groove, and the first wire stripping groove and the second wire stripping groove are butted to form a wire stripping part.

Further, in the present utility model, the first clamp body and the second clamp body are each provided with a limiting protrusion, and the insulating protection sleeve is provided with a protrusion for accommodating the limiting protrusion.

Further, in the present utility model, the reminding module includes an LED tube.

Further, in the present utility model, a safety catch is provided on a surface of the second clamp body, which is different from the torsion spring.

The utility model has at least the following advantages or beneficial effects:

1) The electric wire can be clamped, the electric wire can be directly detected and reminded, a user can quickly and conveniently obtain the specific condition of the electric wire to be operated, and the convenience and safety of electric power work are improved.

2) The V-shaped structure of the resetting unit does not occupy the space beyond the binding clip, so that the contact between the V-shaped structure and a human body during holding is directly avoided, and a worker can take more postures according to the characteristics of an operating environment when holding the handles of the first clamp body and the second clamp body without worrying about electric shock during holding, thereby further improving the use safety.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A in accordance with an embodiment of the present utility model;

FIG. 3 is a second schematic diagram of an embodiment of the present utility model;

fig. 4 is a schematic structural diagram III according to an embodiment of the present utility model.

Icon: 1. a first clamp body; 2. a second clamp body; 3. a rotating shaft; 4. an insulating protective sleeve; 5. a mounting groove; 6. a main control board; 7. a torsion spring structure; 8. a connecting arm; 9. a limiting ring; 10. a compression screw; 11. a first wire stripping groove; 12. a second wire stripping groove; 13. a boss; 14. and a safety buckle.

Detailed Description

Examples

Referring to fig. 1-4, the present embodiment provides a wire stripper, which includes a first clamp body 1, a second clamp body 2, a power testing assembly and a reset unit;

the first clamp body 1 is connected with the second clamp body 2 through a rotating shaft 3, the clamp handles of the first clamp body 1 and the second clamp body 2 are respectively provided with an insulating protective sleeve 4, and the insulating protective sleeves 4 of the first clamp body 1 are provided with mounting grooves 5;

the electricity testing assembly comprises a main control board 6 arranged in the mounting groove 5, wherein the main control board 6 comprises a current detection module, a reminding module and a power supply module;

the reset unit comprises a torsion spring structure 7, connecting arms 8 are uniformly formed at two ends of the torsion spring structure 7, the other ends of the two connecting arms 8 are fixedly connected with handles of the first clamp body 1 and the second clamp body 2 respectively, and the torsion spring structure 7 is positioned at the rotating shaft 3.

In the utility model, when power construction is carried out, for example, when the operation of pulling the electric wire is carried out, a worker does not know whether the electric wire is in an electrified state or not, or the state of a knife switch or a switch is not known when a circuit is connected, the electric wire can be directly clamped and detected, the electric wire is detected to be electrified, a reminding module is reminded of entering the working state to carry out corresponding reminding (for example, a light is turned on or a sound reminding is sent out), if no electric wire is detected, the reminding module is not in the working state, a user can quickly and conveniently obtain the specific condition of the electric wire to be operated, and the convenience and the safety of power work are improved. The two handles of the wire stripper are connected by the compression spring, so that the two handles are reset to the initial position for being convenient for a worker to operate again, but when the worker works in a narrow and messy working space, the gesture of holding the wire stripper is limited, the situation that the compression spring is touched by mistake can occur, the torsion spring structure 7 and the two connecting arms 8 form an inverted V-shaped reset unit together, the whole reset unit is positioned in the same space with the heads of the first clamp body 1 and the second clamp body 2, the electric shock problem caused by the holding gesture of the worker is avoided, the two connecting arms 8 rotate around the transmission shaft along with the handles, the included angle between the two connecting arms 8 is reduced, after the stripping or clamping operation is completed, the handles of the first clamp body 1 and the second clamp body 2 are separated under the restoring force of the torsion spring structure 7, the physical consumption of the worker is saved, and the use safety is further improved.

It should be noted that, above-mentioned current detection module and warning module are all packaged in above-mentioned main control board 6, main control board 6 is fixed in mounting groove 5 through the form of veneer, above-mentioned current detection module can control the LED fluorescent tube of warning module and give out light when detecting the electric current, the problem that the luminous intensity that traditional neon tube warning mode probably exists is insufficient, when measuring weak current or under the highlight environment neon tube bright and dark observation degree of difficulty is big can not appear, here the principle of current detection module is the same with the test pencil of non-neon tube among the prior art, current detection module and warning module are all packaged in above-mentioned main control board 6, above-mentioned power module can be rechargeable battery, also can be disposable button battery. Optionally, the mounting groove 5 is provided with a transparent protective shell, and the transparent protective shell is in snap connection with the insulating protective sleeve 4.

Further, in the present utility model, a stop ring 9 is integrally formed at one end of each of the two connecting arms 8 away from the torsion spring structure 7, and a compression screw 10 for compressing the stop ring 9 is screwed to one surface of each of the first and second clamp bodies 1 and 2 facing the torsion spring structure 7.

In the above embodiment, the first clamp body 1 and the second clamp body 2 are respectively provided with threaded holes in threaded engagement with the two compression screws 10, the two threaded holes are symmetrically distributed on both sides of the rotating shaft 3, and the two limiting rings 9 are respectively pressed between the nuts of the first clamp body 1 and the compression screws 10 and between the nuts of the second clamp body 2 and the compression screws 10, so as to fix the ends of the two limiting arms.

Further, in the present utility model, the stop collar 9 and the compression screw 10 are both located in the insulation protection sleeve 4, that is, the protection range of the insulation protection sleeve 4 is covered to the position of the compression screw 10, so that the use safety is further increased by the design manner.

Further, in the present utility model, the pliers heads of the first pliers body 1 and the second pliers body 2 are respectively provided with a first wire stripping groove 11 and a second wire stripping groove 12, the first wire stripping groove 11 and the second wire stripping groove 12 are butted to form a wire stripping part, the wire stripping part is used for stripping an insulating layer of a wire, the first wire stripping groove 11 and the second wire stripping groove 12 each comprise a plurality of semicircular sub-grooves with different sizes, and the sub-grooves with the same diameter on the first wire stripping groove 11 and the second wire stripping groove 12 are butted to each other to realize stripping of the insulating layer of the wire with different diameters.

Further, in the present utility model, the first clamp body 1 and the second clamp body 2 are each provided with a limiting protrusion, and the insulation cover 4 is provided with a protrusion 13 for accommodating the limiting protrusion.

In the above embodiment, the insulation protection sleeve 4 is of a cylindrical structure with an opening at one end, when the insulation protection sleeve 4 is sleeved on the handles of the first clamp body 1 and the second clamp body 2, the limiting protrusions are located in the protrusions 13, and the friction force between the insulation protection sleeve 4 and the first clamp body 1 and the friction force between the insulation protection sleeve 4 and the second clamp body 2 are matched, so that the anti-slip effect of the insulation protection sleeve 4 is further improved, and the operation stability is improved.

Further, in the present utility model, the reminding module includes an LED tube, and the LED tube may be replaced, optionally, the reminding module further includes a buzzer, and may send out an audible alarm when detecting a current.

Further, in the present utility model, a safety catch 14 is provided on a surface of the second jaw body 2 different from the torsion spring structure 7.

In the above embodiment, the safety catch 14 can maintain the closed state of the first clamp body 1 and the second clamp body 2 when they are closed to clamp the electric wire, and the structure of the safety catch 14 can refer to the rotation limiting part of the existing wire stripper.

In summary, embodiments of the present utility model provide a wire stripper, which has at least the following technical effects:

1) When the electric wire is in power construction, for example, when the electric wire is pulled, a worker does not know whether the electric wire is in an electrified state or not, or the state of a knife switch or a switch is not clear when a circuit is connected, the electric wire can be directly clamped and detected, the electric wire is detected to be electrified, the reminding module is in a working state to make a corresponding prompt (for example, a light or a sound prompt) when the electric wire is not electrified, and if the electric wire is detected to be in a non-working state, a user can quickly and conveniently obtain the specific condition of the electric wire to be operated, so that the convenience and safety of electric power work are improved.

2) The traditional two pincers handles that use compression spring will be stripped the wire pincers are connected to this regard as to reset two pincers handles to initial position and be convenient for the staff and operate once more, but when the operation in the comparatively narrow and comparatively disordered working space in space, the gesture of the personnel's of gripping stripped wire pincers is limited, the condition that probably can appear touching compression spring by mistake, and torsion spring structure 7 and two above-mentioned linking arm 8 jointly form the reset unit of inversion form the V-arrangement, the position that whole reset unit was located is in same space with the binding clip of first pincers body 1 and second pincers body 2, avoid the staff to hold the electric shock problem that the gesture leads to, along with the pincers handle of first pincers body 1 and second pincers body 2 is kneaded together to the staff, the contained angle between two linking arms 8 reduces, after accomplishing the operation of stripping or centre gripping, the pincers handle of first pincers body 1 and second pincers body 2 separate under torsion spring structure 7's restoring force, the physical power of saving personnel has further promoted the safety in utilization.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The wire stripper is characterized by comprising a first clamp body, a second clamp body, a power testing assembly and a reset unit;

the first clamp body is connected with the second clamp body through a rotating shaft, the clamp handles of the first clamp body and the second clamp body are respectively provided with an insulating protective sleeve, and the insulating protective sleeves of the first clamp body are provided with mounting grooves;

the electricity testing assembly comprises a main control board arranged in the mounting groove, and the main control board comprises a current detection module, a reminding module and a power supply module;

the reset unit comprises a torsion spring structure, connecting arms are integrally formed at two ends of the torsion spring structure, the other ends of the two connecting arms are fixedly connected with the pliers handles of the first pliers body and the second pliers body respectively, and the torsion spring structure is located at the rotating shaft.

2. The wire stripper of claim 1 wherein the ends of the two connecting arms distal from the torsion spring structure are integrally formed with a stop collar, and wherein the faces of the first and second clamp bodies facing the torsion spring structure are threaded with compression screws for compressing the stop collar.

3. The wire stripper of claim 2 wherein the stop collar and the hold-down screw are both located within the insulation protective sleeve.

4. The wire stripper of claim 1 wherein the heads of the first and second clamp bodies are provided with first and second wire stripping grooves, respectively, the first and second wire stripping grooves being butted to form a wire stripping section.

5. The wire stripper of claim 1 wherein the first and second bodies are each provided with a spacing tab and the insulation protective sleeve is provided with a boss for receiving the spacing tab.

6. The wire stripper of claim 1 wherein the reminder module comprises an LED tube.

7. The wire stripper of claim 1 wherein a safety catch is provided on a side of the second body that is structurally different from the torsion spring.