CN210015158U - Insulation test pencil - Google Patents

Abstract

The utility model discloses an insulating test pencil relates to the electrical property testing apparatus, and it includes pen-holder and handle, be provided with the transparent window on the handle, it is protruding to be provided with the refraction on the lateral wall of transparent window. The utility model has the advantages of can make the probability greatly increased that the light that the neon bulb produced jets into staff's eyes, the observation effect of the light that the reinforcing staff produced the neon bulb to and guarantee that the staff is to the correct judgement of electric wire electrical property.

Description

Insulation test pencil

Technical Field

The utility model relates to an electrical test apparatus especially relates to an insulating test pencil.

Background

The test pencil is also called test pencil, which is called test pencil for short, and is an electrician tool for testing whether the wire is electrified or not, and if the neon bulb is lighted during testing, the wire is electrified or is a live wire of a passage.

The prior Chinese patent with publication number CN202486203U discloses a test pencil with a lighting device, which mainly comprises a test pencil main body, wherein at least one lighting device is clamped on a pencil holder of the test pencil through a clamp, the irradiation direction of the lighting device is consistent with the direction of a pencil point of the test pencil, and the test pencil main body is also provided with a neon bulb light-emitting window.

By adopting the scheme, in the actual application of the test pencil, a worker can observe the test electricity condition by means of the neon bulb light-emitting window and judge whether the electric wire is electrified or not. However, when the neon bulb light-emitting window is not directly opposite to the eyes of the worker, the light generated by the neon bulb directly irradiates the neon bulb light-emitting window, and under the condition of sufficient light, the light generated by the neon bulb is difficult to be observed by the worker, so that the judgment of the worker on the electrical property of the wire is seriously influenced, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model aims at providing an insulating test pencil through set up the refraction arch on the lateral wall at the transparent window for the light that the neon bulb produced refracts the probability greatly increased that staff's eyes were penetrated to the light that the neon bulb produced, strengthens the observation effect of staff to the light that the neon bulb produced, guarantees that the staff is to the correct judgement of electric wire electrical property.

The above technical purpose of the present invention can be achieved by the following technical solutions: an insulation test pencil comprises a pencil holder and a handle, wherein a transparent window is arranged on the handle, and a refraction protrusion is arranged on the side wall of the transparent window.

Through adopting above-mentioned technical scheme, in the actual work, the light that the neon bulb produced will be refracted by the transparent window to four scatter, make the probability greatly increased that the light that the neon bulb produced jets into staff's eyes, the observation effect of reinforcing staff to the light that the neon bulb produced guarantees that the staff is to the correct judgement of electric wire electrical property.

The utility model discloses further set up to: the transparent window is arranged in the middle of the handle in a surrounding mode around the axial direction of the penholder.

Through adopting above-mentioned technical scheme, encircle the transparent window and set up on the handle to further increase the probability that the light that the neon bulb produced jets into staff's eyes, the observation effect of reinforcing staff to the light that the neon bulb produced guarantees that the staff is to the correct judgement of electric wire electrical property.

The utility model discloses further set up to: the handle is coated with a first protective adhesive layer on one side of the transparent window close to the pen holder and the pen point.

Through adopting above-mentioned technical scheme, set up first protection glue film on the handle, the condition of protection handle damage takes place, promotes the comfort level that the staff used.

The utility model discloses further set up to: one side of the first protective adhesive layer close to the transparent window is provided with a pressing guide groove.

Through adopting above-mentioned technical scheme, in the use to the test pencil, press by pressing the finger of guiding groove guide staff, guarantee that the majority of transparent window can be observed by the staff.

The utility model discloses further set up to: the handle is coated with a second protective adhesive layer on one side of the transparent window far away from the pen point.

Through adopting above-mentioned technical scheme, set up second protection glue film on the handle, the condition of protection handle damage takes place, promotes the comfort level that the staff used.

The utility model discloses further set up to: and one side of the second protective adhesive layer, which is close to the pen holder and the pen point, is provided with an extension observation groove.

Through adopting above-mentioned technical scheme, set up at the second protection glue film and extend the observation groove, promote the observation area of staff to the observation window, the observation effect of reinforcing staff to the light that the neon bulb produced.

The utility model discloses further set up to: one side of the first protection glue layer, which is close to the pen holder pen point, extends to the pen holder pen point to form an insulating glue sleeve, and the insulating glue sleeve is sleeved on the pen holder.

Through adopting above-mentioned technical scheme, the insulating gum cover is established to the cover on the pen-holder, reduces the pen-holder to the electrically conductive conduction area in external world, promotes the security that the test pencil used.

The utility model discloses further set up to: and an anti-rolling surface is arranged on the outer wall of the first protective adhesive layer.

Through adopting above-mentioned technical scheme, set up the anti-roll face on the outer wall of first protection glue film, rolling condition takes place when reducing the test pencil and placing.

The utility model discloses further set up to: and the second protective layer is provided with a hanging strip.

By adopting the technical scheme, in actual work, a worker can hang the test pencil on clothes and the like through the hanging strip, and the test pencil is greatly convenient to use.

The utility model discloses further set up to: the handle is provided with a fluorescent strip.

Through adopting above-mentioned technical scheme, set up the phosphor strip on the handle to greatly make things convenient for the staff to look for the test pencil under the condition that light is deficient.

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

(1) the side wall of the transparent window is provided with the refraction protrusions to refract the light generated by the neon bulb, so that the probability that the light generated by the neon bulb is emitted into the eyes of a worker is greatly increased, the observation effect of the worker on the light generated by the neon bulb is enhanced, and the worker can judge the electrical property of the electric wire correctly;

(2) the transparent window is arranged on the handle in a surrounding mode, the first protective layer is provided with the pressing guide groove, and the second protective adhesive layer is provided with the extending observation groove, so that the observation effect of workers on light generated by neon bulbs is further enhanced, and the workers can judge the electrical property of the electric wire correctly;

(3) the utilization sets up first protection glue film and second protection glue film on the handle to the condition that the protection handle damaged takes place, promotes the comfort level that the staff used.

Drawings

Fig. 1 is an axial view of the present embodiment mainly showing the overall structure of the insulation test pencil;

FIG. 2 is a cross-sectional view of the present embodiment mainly showing the structure of the insulation test pencil;

fig. 3 is a schematic view mainly showing the structures of the first protective adhesive layer and the second protective adhesive layer in this embodiment;

fig. 4 is a schematic view mainly showing the structure of the handle in this embodiment.

Reference numerals: 1. a pen holder; 2. a handle; 21. a stabilizing surface; 22. a groove is embedded; 3. a transparent window; 31. a refractive bump; 4. a first protective adhesive layer; 41. insulating rubber sleeves; 42. a rolling surface; 43. pressing the guide groove; 5. a second protective glue layer; 51. an extended observation slot; 52. a fluorescent strip; 53. and (7) hanging the strips.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Example (b):

referring to fig. 1 and 2, the insulation test pencil comprises a pencil holder 1 and a handle 2 arranged on one side of the pencil holder 1 far away from a pencil point, wherein a transparent window 3 is arranged on the handle 2, and the transparent window 3 is axially arranged in the middle of the handle 2 around the pencil holder 1; the inner wall of the transparent window 3 is formed with a refraction protrusion 31, the length direction of the refraction protrusion 31 is parallel to the axial direction of the penholder 1, and the refraction protrusion 31 is provided with a plurality of strips on the inner wall of the transparent window 3 around the axial direction of the penholder 1. In actual work, light generated by the neon bulb is refracted by the transparent window 3 and is scattered, so that the probability that the light generated by the neon bulb is emitted into eyes of workers is greatly increased.

Referring to fig. 3 and 4, the handle 2 is coated with a first protective adhesive layer 4 on one side of the transparent window 3 close to the pen point of the pen holder 1, an insulating rubber sleeve 41 is formed by extending one side of the first protective adhesive layer 4 close to the pen point of the pen holder 1, and the insulating rubber sleeve 41 is sleeved on the pen holder 1; the outer wall of the first protective adhesive layer 4 is provided with a plurality of anti-rolling surfaces 42, and the anti-rolling surfaces 42 are arranged on the first protective adhesive layer 4 in the axial direction of the pen holder 1; one side of the first protective adhesive layer 4 close to the transparent window 3 is provided with a pressing guide groove 43, the pressing guide groove 43 is of an arc-shaped structure, and two pressing guide grooves 43 are arranged on one side of the first protective adhesive layer 4 close to the transparent window 3 at even axial intervals around the pen holder 1. In order to ensure the connection stability of the first protective adhesive layer 4 and the handle 2, the handle 2 is provided with a stabilizing surface 21 on one side of the transparent window 3 close to the pen point of the pen holder 1, and the stabilizing surface 21 and the anti-rolling surface 42 are in one-to-one correspondence. In actual work, the insulating rubber sleeve 41 is sleeved on the pen holder 1, so that the conduction area of the pen holder 1 conducting electricity to the outside is reduced; the finger pressing of the worker is guided by the pressing guide groove 43, ensuring that most of the transparent window 3 can be observed by the worker.

Referring to fig. 3 and 4, the handle 2 is coated with a second protective adhesive layer 5 on one side of the transparent window 3 away from the pen point, an extended observation groove 51 is formed in one side of the second protective adhesive layer 5 close to the pen point of the pen holder 1, the extended observation groove 51 is of an arc-shaped structure, and two extended observation grooves 51 are uniformly arranged at intervals around the axial direction of the pen holder 1 on one side of the second protective adhesive layer 5 close to the transparent window 3; the fluorescent strips 52 are embedded in the middle of the second protective adhesive layer 5, the length direction of the fluorescent strips 52 is parallel to the axial direction of the pen holder 1, and a plurality of fluorescent strips 52 are uniformly arranged around the axial direction of the pen holder 1 at intervals; keep away from on the second inoxidizing coating and extend observation groove 51 and be provided with hanging strip 53, the length direction of hanging strip 53 is on a parallel with the penholder 1 axial, and hanging strip 53 keeps away from to extend observation groove 51 one end and fixes in the one side that transparent window 3 was kept away from to second protection glue film 5. For the stability of guaranteeing that second protection glue film 5 is connected with handle 2, embedded groove 22 has been seted up to handle 2 in the one side that transparent window 3 kept away from second protection glue film 5, and the inner wall of second protection glue film 5 is protruding and during the embedding embedded groove 22. In actual work, the second protective adhesive layer 5 is provided with an extended observation groove 51, so that the observation area of a worker on the transparent window 3 is increased; the fluorescent strip 52 is arranged on the handle 2, so that the test pencil can be conveniently found by workers under the condition of insufficient light.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. An insulation test pencil comprises a pencil holder (1) and a handle (2), wherein a transparent window (3) is arranged on the handle (2), and the insulation test pencil is characterized in that a refraction protrusion (31) is arranged on the side wall of the transparent window (3).

2. An insulation test pencil as claimed in claim 1, characterized in that the transparent window (3) is arranged around the pencil shaft (1) in the middle of the handle (2) in the axial direction.

3. The insulation test pencil according to claim 1, characterized in that the handle (2) is coated with a first protective adhesive layer (4) on the side of the transparent window (3) close to the pencil point of the pencil holder (1).

4. The insulation test pencil according to claim 3, wherein one side of the first protective adhesive layer (4) close to the transparent window (3) is provided with a pressing guide groove (43).

5. The insulation test pencil according to claim 1, characterized in that the handle (2) is coated with a second protective adhesive layer (5) on the side of the transparent window (3) far away from the pencil head.

6. The insulation test pencil according to claim 5, wherein one side of the second protective adhesive layer (5) close to the pencil point of the pencil holder (1) is provided with an extended observation groove (51).

7. The insulation test pencil according to claim 3, characterized in that one side of the first protective adhesive layer (4) close to the pencil tip of the pencil holder (1) extends to the pencil tip of the pencil holder (1) to form an insulation rubber sleeve (41), and the insulation rubber sleeve (41) is sleeved on the pencil holder (1).

8. The insulation test pencil according to claim 3, characterized in that the first protective glue layer (4) is provided with a rolling-proof surface (42) on the outer wall.

9. The insulation test pencil of claim 5, wherein a hanging strip (53) is arranged on the second protective layer.

10. An insulated test pencil as claimed in claim 1, characterised in that the handle (2) is provided with a fluorescent strip (52).

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