CN205176114U - Test pencil with illumination function - Google Patents
Test pencil with illumination function Download PDFInfo
- Publication number
- CN205176114U CN205176114U CN201521026903.3U CN201521026903U CN205176114U CN 205176114 U CN205176114 U CN 205176114U CN 201521026903 U CN201521026903 U CN 201521026903U CN 205176114 U CN205176114 U CN 205176114U
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- China
- Prior art keywords
- insulating coating
- test pencil
- battery
- lighting bulb
- bulb
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000005286 illumination Methods 0.000 title claims abstract description 21
- 239000011248 coating agent Substances 0.000 claims abstract description 34
- 238000000576 coating method Methods 0.000 claims abstract description 34
- 229910052754 neon Inorganic materials 0.000 claims abstract description 28
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052744 lithium Inorganic materials 0.000 claims description 54
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical group [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 52
- 210000002966 serum Anatomy 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 6
- 230000005611 electricity Effects 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 229910000733 Li alloy Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 239000001989 lithium alloy Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 230000007096 poisonous effect Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000005224 forefinger Anatomy 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Secondary Cells (AREA)
Abstract
The utility model discloses a test pencil with illumination function, including insulating coating, screwdriver, protection resistance, neon tube, spring, hand touch electrode, lighting bulb, slide switch and battery, the insulating coating front end is connected with the screwdriver, and the insulating coating front end is equipped with the lighting bulb, and lighting bulb, slide switch, battery are established ties in proper order, and the insulating coating is inside to be equipped with the cavity, and it has protection resistance, neon tube, spring and hand touch electrode to fill in proper order in the cavity. The utility model discloses have the illumination function, use test pencil maintenance circuit to need not to open the flashlight in addition and throw light on, it is more convenient, through be equipped with the concave mirror at the insulating coating front end, the lighting bulb is installed in the focus of concave mirror, can guarantee that light that the lighting bulb sent penetrates directly to treat the lighting unit position, improves light intensity, one side through be close to the neon tube at the insulating coating is equipped with the spotlight window, and the spotlight window is collector lens, can improve light intensity, avoids because the strong judgement that influences the test pencil test result is crossed to external light.
Description
Technical field
The utility model relates to electrician tool field, specifically refers to a kind of test pencil with illumination functions.
Background technology
Test pencil is also test pencil, and whether being called for short " electroprobe ", is a kind of common electrician tool, charged through being usually used in test wires.There is a neon bulb in handwriting, if neon bulb is luminous during test, illustrate that wire has electricity.Test pencil nib and a tail are made up of metal material, and penholder is that insulating material is made.When using test pencil, forefinger touches the hand touched electrode of test pencil tail end, and electrified body, test pencil, human body and the earth form closed-loop path, and the neon bulb in test pencil is luminous.
Existing test pencil in actual use, through be usually used in overhaul circuit.When dark, existing test pencil maintenance circuit is used usually to need the cooperation of electric torch, very inconvenient in use.
Utility model content
The purpose of this utility model is to provide a kind of test pencil with illumination functions, to overcome existing test pencil awkward defect when dark.
The utility model is achieved through the following technical solutions:
A kind of test pencil with illumination functions; comprise insulating coating, screwdriver, protective resistance, neon bulb, spring, hand touched electrode, lighting bulb, slide switch and battery; insulating coating front end is connected with screwdriver; insulating coating front end is provided with lighting bulb; lighting bulb, slide switch, battery are connected successively; insulating coating inside is provided with cavity, is filled with protective resistance, neon bulb, spring and hand touched electrode in cavity successively.
In the utility model, when dark, need the illumination functions using test pencil.By promoting slide switch, can realizing circuit closed, thus make lighting bulb, slide switch, battery form closed-loop path, now lighting bulb brightens.Due to the illuminating effect of lighting bulb, user is just without the need to opening electric torch in addition, and more convenient in use, the raising for user's work efficiency has significant effect.
For better realizing the utility model, described insulating coating front end is provided with concave mirror, and described lighting bulb is arranged in the focus of concave mirror.Concave mirror is the mirror utilizing concave curvature reflection ray, and when light source is positioned in concave mirror focus, the light that light source sends forms parallel beam after reflection, is parallel to the main shaft of concave mirror, forms direct light.By being provided with concave mirror in insulating coating front end, lighting bulb is arranged in the focus of concave mirror, can ensure that light direct projection that lighting bulb sends is to position to be illuminated, improves the light intensity at position to be illuminated, ensures effective use of luminous energy.
For better realizing the utility model, the quantity of described lighting bulb is at least two.Lighting bulb, in lighting process, due to the barrier effect of shelter, uses single lighting bulb to carry out illumination and will produce shade, affect normally carrying out of work.Be at least the lighting bulb of two by magnitude setting, effectively can eliminate the existence of shade, avoid the existence due to shade to affect normally carrying out of work.
For better realizing the utility model, described insulating coating is provided with optically focused window near the side of neon bulb, and described optically focused window is collector lens.In the actual use of existing test pencil, when neon bulb brightens, the light intensity of neon bulb is not very large usually.Light intensity due to neon bulb is not very large usually, when ambient light line strength is larger, often can produces false judgment due to the impact of extraneous light, think that electric wire is not charged by mistake.When user produces false judgment to test pencil test result, when being judged as by live wire not charged, very easily cause the generation that user gets an electric shock, the severe patient even life security of entail dangers to user.By being provided with optically focused window at insulating coating near the side of neon bulb, optically focused window is collector lens, effectively by the light-ray condensing that neon bulb occurs, can improve light intensity, so that user makes correct judgement, avoid because extraneous light crosses the judgement affecting by force test pencil test result.
For better realizing the utility model, described battery is lithium battery.Lithium battery be a kind of with lithium metal or lithium alloy for negative material, use the one-shot battery of non-aqueous electrolytic solution.Lithium battery is used to have following advantage as battery: (1) lithium battery energy comparison is high, having high storage power density, reach 460-600Wh/kg at present, is about 6-7 times of lead-acid battery, be conducive to the Long-Time Service of test pencil, reduce the replacing to battery; (2) long service life of lithium battery, serviceable life can reach more than 6 years, without the need to worrying that the expired normal work to test pencil of lithium battery impacts; (3) rated voltage of lithium battery high (monomer operating voltage is 3.7V or 3.2V), approximates the series voltage of 3 NI-Gs or nickel-hydrogen chargeable cell, is convenient to composition battery supply group; (4) lithium battery self-discharge rate is very low, can preserve for a long time, can not cause a large amount of loss of electricity, be conducive to the long-term preservation of test pencil due to the self discharge of lithium battery; (5) lithium battery is lightweight, and under same volume, weight is about the 1/6-1/5 of plumbic acid product, significantly can not promote the weight of test pencil, avoids the working strength increasing the weight of user because test pencil is overweight, more comfortable in use; (6) lithium battery environmental protection, no matter produce, use and scrap, not containing, do not produce poisonous and harmful heavy metallic element and the materials such as any lead, mercury, cadmium yet, be conducive to the protection of environment.
For better realizing the utility model, also comprise battery case, described lithium battery is positioned at battery case, and described battery case is provided with the serum cap for fixing lithium battery.In the Long-Time Service of test pencil, can there is electricity deficiency in lithium battery.When lithium battery quantity not sufficient, just need to change lithium battery in time, to ensure the use of test pencil illumination functions.By arranging battery case on insulating coating, lithium battery is positioned at battery case, and battery case is provided with the serum cap for fixing lithium battery, can realize conveniently changing lithium battery.When lithium battery quantity not sufficient, only need open serum cap, lithium battery be put into the replacing that battery case can complete lithium battery.
The utility model compared with prior art, has the following advantages and beneficial effect:
(1) the utility model has illumination functions, when dark, uses test pencil maintenance circuit to throw light on without the need to opening electric torch in addition, more convenient in use;
(2) the utility model is by being provided with concave mirror in insulating coating front end, lighting bulb is arranged in the focus of concave mirror, can ensure that light direct projection that lighting bulb sends is to position to be illuminated, improves the light intensity at position to be illuminated, ensures effective use of luminous energy;
(3) the utility model is at least the lighting bulb of two by magnitude setting, effectively can eliminate the existence of shade, avoids the existence due to shade to affect normally carrying out of work;
(4) the utility model is by being provided with optically focused window at insulating coating near the side of neon bulb, optically focused window is collector lens, can effectively by the light-ray condensing of neon bulb generation, improve light intensity, so that user makes correct judgement, avoid because extraneous light crosses the judgement affecting by force test pencil test result;
(5) the utility model is at least the lighting bulb of two by magnitude setting, effectively can eliminate the existence of shade, avoids the existence due to shade to affect normally carrying out of work;
(6) the utility model by arranging battery case on insulating coating, and lithium battery is positioned at battery case, and battery case is provided with the serum cap for fixing lithium battery, when lithium battery quantity not sufficient, only need open serum cap, lithium battery be put into battery case, can realize conveniently changing lithium battery.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein: 1-screwdriver, 2-lighting bulb, 3-slide switch, 4-optically focused window, 5-serum cap, 6-battery case, 7-concave mirror, 8-protective resistance, 9-insulating coating, 10-neon bulb, 11-spring, 12-hand touched electrode.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Embodiment 1:
See Fig. 1; a kind of test pencil with illumination functions; comprise insulating coating 9, screwdriver 1, protective resistance 8, neon bulb 10, spring 11, hand touched electrode 12, lighting bulb 2, slide switch 3 and battery; insulating coating 9 front end is connected with screwdriver 1; insulating coating 9 front end is provided with lighting bulb 2; lighting bulb 2, slide switch 3, battery are connected successively, and insulating coating 9 inside is provided with cavity, are filled with protective resistance 8, neon bulb 10, spring 11 and hand touched electrode 12 in cavity successively.
In the present embodiment, when dark, need the illumination functions using test pencil.By promoting slide switch 3, can realizing circuit closed, thus make lighting bulb 2, slide switch 3, battery form closed-loop path, now lighting bulb 2 brightens.Due to the illuminating effect of lighting bulb 2, user is just without the need to opening electric torch in addition, and more convenient in use, the raising for user's work efficiency has significant effect.
Embodiment 2:
The present embodiment is on the basis of embodiment 1, and for better realizing the utility model, described insulating coating 9 front end is provided with concave mirror 7, and described lighting bulb 2 is arranged in the focus of concave mirror 7.Concave mirror 7 is the mirrors utilizing concave curvature reflection ray, and when light source is positioned in concave mirror 7 focus, the light that light source sends forms parallel beam after reflection, is parallel to the main shaft of concave mirror 7, forms direct light.By being provided with concave mirror 7 in insulating coating 9 front end, lighting bulb 2 is arranged in the focus of concave mirror 7, can ensure that light direct projection that lighting bulb 2 sends is to position to be illuminated, improves the light intensity at position to be illuminated, ensures effective use of luminous energy.Other parts of the present embodiment are identical with embodiment 1, repeat no more.
Embodiment 3:
The present embodiment is on the basis of above-described embodiment, and for better realizing the utility model, the quantity of described lighting bulb 2 is at least two.Lighting bulb 2, in lighting process, due to the barrier effect of shelter, uses single lighting bulb 2 to carry out illumination and will produce shade, affect normally carrying out of work.Be at least the lighting bulb 2 of two by magnitude setting, effectively can eliminate the existence of shade, avoid the existence due to shade to affect normally carrying out of work.Other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 4:
The present embodiment is on the basis of above-described embodiment, and for better realizing the utility model, described insulating coating 9 is provided with optically focused window 4 near the side of neon bulb 10, and described optically focused window 4 is collector lens.In the actual use of existing test pencil, when neon bulb 10 brightens, the light intensity of neon bulb 10 is not very large usually.Light intensity due to neon bulb 10 is not very large usually, when ambient light line strength is larger, often can produces false judgment due to the impact of extraneous light, think that electric wire is not charged by mistake.When user produces false judgment to test pencil test result, when being judged as by live wire not charged, very easily cause the generation that user gets an electric shock, the severe patient even life security of entail dangers to user.By being provided with optically focused window 4 at insulating coating 9 near the side of neon bulb 10, optically focused window 4 is collector lens, effectively by the light-ray condensing that neon bulb 10 occurs, can improve light intensity, so that user makes correct judgement, avoid because extraneous light crosses the judgement affecting by force test pencil test result.Other parts of the present embodiment are same as the previously described embodiments, repeat no more.
Embodiment 5:
The present embodiment is on the basis of embodiment 1, and for better realizing the utility model, described battery is lithium battery.Lithium battery be a kind of with lithium metal or lithium alloy for negative material, use the one-shot battery of non-aqueous electrolytic solution.Lithium battery is used to have following advantage as battery: (1) lithium battery energy comparison is high, having high storage power density, reach 460-600Wh/kg at present, is about 6-7 times of lead-acid battery, be conducive to the Long-Time Service of test pencil, reduce the replacing to battery; (2) long service life of lithium battery, serviceable life can reach more than 6 years, without the need to worrying that the expired normal work to test pencil of lithium battery impacts; (3) rated voltage of lithium battery is high, and monomer operating voltage is 3.7V or 3.2V, approximates the series voltage of 3 NI-Gs or nickel-hydrogen chargeable cell, is convenient to composition battery supply group; (4) lithium battery self-discharge rate is very low, can preserve for a long time, can not cause a large amount of loss of electricity, be conducive to the long-term preservation of test pencil due to the self discharge of lithium battery; (5) lithium battery is lightweight, and under same volume, weight is about the 1/6-1/5 of plumbic acid product, significantly can not promote the weight of test pencil, avoids the working strength increasing the weight of user because test pencil is overweight, more comfortable in use; (6) lithium battery environmental protection, no matter produce, use and scrap, not containing, do not produce poisonous and harmful heavy metallic element and the materials such as any lead, mercury, cadmium yet, be conducive to the protection of environment.Other parts of the present embodiment are identical with embodiment 1, repeat no more.
Embodiment 6:
The present embodiment is on the basis of embodiment 5, and for better realizing the utility model, also comprise battery case 6, described lithium battery is positioned at battery case 6, and described battery case 6 is provided with the serum cap 5 for fixing lithium battery.In the Long-Time Service of test pencil, can there is electricity deficiency in lithium battery.When lithium battery quantity not sufficient, just need to change lithium battery in time, to ensure the use of test pencil illumination functions.By arranging battery case 6 on insulating coating 9, lithium battery is positioned at battery case 6, and battery case 6 is provided with the serum cap 5 for fixing lithium battery, can realize conveniently changing lithium battery.When lithium battery quantity not sufficient, only need open serum cap 5, lithium battery be put into the replacing that battery case 6 can complete lithium battery.Other parts of the present embodiment are identical with embodiment 5, repeat no more.
The above; it is only preferred embodiment of the present utility model; not do any pro forma restriction to the utility model, every any simple modification, equivalent variations done above embodiment according to technical spirit of the present utility model, all falls within protection domain of the present utility model.
Claims (6)
1. one kind has the test pencil of illumination functions, it is characterized in that: comprise insulating coating (9), screwdriver (1), protective resistance (8), neon bulb (10), spring (11), hand touched electrode (12), lighting bulb (2), slide switch (3) and battery, described insulating coating (9) front end is connected with screwdriver (1), described insulating coating (9) front end is provided with lighting bulb (2), described lighting bulb (2), slide switch (3), battery is connected successively, described insulating coating (9) inside is provided with cavity, protective resistance (8) is filled with successively in cavity, neon bulb (10), spring (11) and hand touched electrode (12).
2. a kind of test pencil with illumination functions according to claim 1, it is characterized in that: described insulating coating (9) front end is provided with concave mirror (7), described lighting bulb (2) is arranged in the focus of concave mirror (7).
3. a kind of test pencil with illumination functions according to claim 1 and 2, is characterized in that: the quantity of described lighting bulb (2) is at least two.
4. a kind of test pencil with illumination functions according to claim 1 and 2, is characterized in that: described insulating coating (9) is provided with optically focused window (4) near the side of neon bulb (10), and described optically focused window (4) is collector lens.
5. a kind of test pencil with illumination functions according to claim 1, is characterized in that: described battery is lithium battery.
6. a kind of test pencil with illumination functions according to claim 5, it is characterized in that: also comprise battery case (6), described lithium battery is positioned at battery case (6), and described battery case (6) is provided with the serum cap (5) for fixing lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521026903.3U CN205176114U (en) | 2015-12-10 | 2015-12-10 | Test pencil with illumination function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521026903.3U CN205176114U (en) | 2015-12-10 | 2015-12-10 | Test pencil with illumination function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205176114U true CN205176114U (en) | 2016-04-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521026903.3U Expired - Fee Related CN205176114U (en) | 2015-12-10 | 2015-12-10 | Test pencil with illumination function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205176114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710021A (en) * | 2018-04-16 | 2018-10-26 | 南京汇龙五金工具制造有限公司 | A kind of multifunction test pencil easy to use |
-
2015
- 2015-12-10 CN CN201521026903.3U patent/CN205176114U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710021A (en) * | 2018-04-16 | 2018-10-26 | 南京汇龙五金工具制造有限公司 | A kind of multifunction test pencil easy to use |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20181210 |