CN209014642U - A kind of test pencil of high safety performance - Google Patents
A kind of test pencil of high safety performance Download PDFInfo
- Publication number
- CN209014642U CN209014642U CN201821565044.9U CN201821565044U CN209014642U CN 209014642 U CN209014642 U CN 209014642U CN 201821565044 U CN201821565044 U CN 201821565044U CN 209014642 U CN209014642 U CN 209014642U
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- Prior art keywords
- penholder
- firewire
- zero curve
- pen cap
- hole
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Abstract
The utility model relates to test pencils, more particularly to a kind of test pencil of high safety performance, including the pen cap, firewire penholder and zero curve penholder, pen cap inner wall is relatively fixed baffle, partition is fixed between baffle, by baffle inside the pen cap, partition is separated into first chamber, second chamber, firewire dropping resistor is equipped with inside first chamber, firewire indicator light, it is located above firewire indicator light at the top of the pen cap and is equipped with human body contact, zero curve dropping resistor is equipped with inside second chamber, zero curve indicator light, baffle is connected by insulated spring with pressing plate, firewire penholder, insulation sleeve is enclosed with outside zero curve penholder, firewire penholder, it is opposite at the top of zero curve penholder to be fixed with card column, pen cap bottom is opposite to be equipped with and firewire penholder, the first through hole of zero curve penholder cooperation；Technical solution provided by the utility model can effectively overcome be easy to encounter exposed test contact when use present in the prior art, metal penholder is not easy to replace, cannot detect the defect of zero curve quality.
Description
Technical field
The utility model relates to test pencils, and in particular to a kind of test pencil of high safety performance.
Background technique
Whether test pencil also makes voltage test pencil referred to as " electroprobe " be a kind of electrician tool, charge for testing in electric wire.Pen
There is a neon bulb in body, if neon bulb shines when test, illustrates that conducting wire has electricity or the firewire for access.Pen tip, tail in voltage test pencil
It is made of metal material, penholder is made of insulating materials.When using voltage test pencil, the metal that voltage test pencil tail end is touched with hand is had to
Otherwise part is not formed into a loop between electrical body, voltage test pencil, human body and the earth, cause the neon bulb in voltage test pencil not shine, make
At erroneous judgement, it is believed that electrical body is not charged.Test pencil is essentially identical regardless of external form such as what aufbauprinciple, and shell is mostly plastic insulation
Body, the inside are made of metallic conductor, small bulbs and resistance wire.Filled with a kind of colourless inert gas (neon) in small bulbs, in electricity
The transmission very strong feux rouges of power can be generated under field excitation.
However, existing test pencil nib directly it is exposed in air, if when in use operator inadvertently contact it is outer
The test contact of dew will cause danger, and metal penholder is not easy to replace, and not be able to satisfy the use needs of various environment.Conventional measurement
Electroprobe generally can only detect whether measured body charges, and cannot detect the quality of zero curve, but in daily life due to zero curve disconnects
The phenomenon that causing with electric fault is commonplace.
Utility model content
(1) the technical issues of solving
For disadvantages mentioned above present in the prior art, the utility model provides a kind of test pencil of high safety performance,
Can effectively overcome be easy to encounter exposed test contact when use present in the prior art, metal penholder is not easy to replace, no
The defect of zero curve quality can be detected.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs:
A kind of test pencil of high safety performance, including the pen cap, firewire penholder and zero curve penholder, the pen cap inner wall are relatively solid
Surely there is baffle, be fixed with partition between the baffle, first chamber, the second chamber are separated by baffle, partition inside the pen cap
Room, the first chamber inside are equipped with firewire dropping resistor, firewire indicator light, are located above firewire indicator light at the top of the pen cap
Equipped with human body contact, zero curve dropping resistor, zero curve indicator light are equipped with inside the second chamber, the baffle passes through insulated spring
It is connected with pressing plate；
Insulation sleeve is enclosed with outside the firewire penholder, zero curve penholder, the firewire penholder, zero curve penholder top are opposite
It is fixed with card column, the opposite first through hole being equipped with firewire penholder, the cooperation of zero curve penholder in the pen cap bottom, the pen cap bottom
Opposite to be equipped with the first side through hole cooperated with card column, the opposite side bayonet slot being equipped with card column cooperation in bottom, described in the pen cap
Pen cap bottom, which is located at around first through hole, is fixed with mounting rod, and the mounting rod is connected by insulated spring with protective case, described
Protective case is equipped with the second through-hole cooperated with firewire penholder, zero curve penholder, and opposite be equipped with cooperates with card column on the protective case
The second side through hole, first side through hole, side bayonet slot be connected to first through hole, and second side through hole and the second through-hole connect
It is logical；
The human body contact, firewire dropping resistor, firewire indicator light, firewire penholder are sequentially connected by conducting wire forms firewire inspection
Device is surveyed, the zero curve dropping resistor, zero curve indicator light, zero curve penholder are sequentially connected by conducting wire, the firewire penholder and zero curve
Dropping resistor is connected to form zero curve detection device by conducting wire.
Preferably, the pen cap, partition, baffle, pressing plate, mounting rod, protective case are all made of insulating materials and are made.
Preferably, the human body contact is " T " shape.
Preferably, it is set around the first through hole there are four mounting rod, the mounting rod is fixed on pen cap bottom in " ten " word
Portion.
Preferably, the pen cap surface is equipped with rubber antiskid salient point.
Preferably, the firewire pen arm end is in linear type, and the zero curve pen arm end is in clip like.
Preferably, the firewire indicator light, zero curve indicator light are neon bulb.
Preferably, the firewire penholder is identical as the diameter of zero curve penholder.
Preferably, the insulation sleeve, protective case are all made of rubber and are made.
(3) beneficial effect
Compared with prior art, a kind of test pencil of high safety performance provided by the utility model is when detecting firewire,
Zero curve penholder and upper pressure pressing plate can be held, the insulated spring between pressing plate and baffle is compressed, card column is detached from from side bayonet slot,
90 degree are rotated further by, so that card column is directed at the first side through hole, the second side through hole, zero curve penholder can be removed from the pen cap, protective case,
Then protective case is pushed, so that firewire penholder is contacted with firewire to be measured, while manpower touches human body contact, and firewire indicator light lights
Show that firewire has electricity, on the contrary it is out of power；When detecting zero curve, protective case is pushed, so that firewire penholder is contacted with firewire to be measured, zero curve
Penholder is contacted with zero curve to be measured, and zero curve indicator light, which lights, shows that zero curve has electricity, otherwise out of power, so that firewire but also right can be detected
Zero curve is detected, and has insulation sleeve, protective case to protect respectively to metal penholder, test contact when detecting, effectively
Prevent using when operator encounter test contact；The operation that zero curve penholder is removed when according to detection firewire, can will be fixed with card
Different firewire penholders, the zero curve penholder of column are installed in side bayonet slot, and pressing plate plays fixed function under the action of insulated spring, with
Meet the use needs of various environment.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described.It should be evident that the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is pen cap bottom substance schematic diagram in the utility model Fig. 1；
Fig. 3 is protective cover structure diagram in the utility model Fig. 1；
In figure:
1, the pen cap；2, partition；3, first chamber；4, second chamber；5, firewire indicator light；6, firewire dropping resistor；8, people
Body contact；10, insulated spring；11, zero curve indicator light；12, zero curve dropping resistor；13, baffle；15, pressing plate；16, firewire penholder；
17, zero curve penholder；18, card column；19, first through hole；20, side bayonet slot；21, the first side through hole；22, insulation sleeve；23, mounting rod；
24, protective case；25, the second through-hole；26, the second side through hole.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.Obviously, it is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
A kind of test pencil of high safety performance, as shown in Figure 1 to Figure 3, including the pen cap 1, firewire penholder 16 and zero curve penholder
17,1 inner wall of the pen cap is relatively fixed baffle 13, and partition 2 is fixed between baffle 13, is divided inside the pen cap 1 by baffle 13, partition 2
It is divided into first chamber 3, second chamber 4, firewire dropping resistor 6, firewire indicator light 5,1 top of the pen cap are equipped with inside first chamber 3
It is equipped with human body contact 8 above firewire indicator light 5, is equipped with zero curve dropping resistor 12, zero curve indicator light inside second chamber 4
11, baffle 13 is connected by insulated spring 10 with pressing plate 15；
Insulation sleeve 22 is enclosed with outside firewire penholder 16, zero curve penholder 17, firewire penholder 16,17 top of zero curve penholder are homogeneous
To card column 18 is fixed with, 1 bottom of the pen cap is opposite to be equipped with the first through hole 19 cooperated with firewire penholder 16, zero curve penholder 17, the pen cap 1
Bottom is opposite to be equipped with the first side through hole 21 cooperated with card column 18, and bottom is opposite in the pen cap 1 is equipped with the side card cooperated with card column 18
Slot 20,1 bottom of the pen cap, which is located at around first through hole 19, is fixed with mounting rod 23, and mounting rod 23 passes through insulated spring 10 and protective case
24 are connected, and protective case 24 is equipped with the second through-hole 25 cooperated with firewire penholder 16, zero curve penholder 17, set relatively on protective case 24
There is the second side through hole 26 cooperated with card column 18, the first side through hole 21, side bayonet slot 20 are connected to first through hole 19, and second side is logical
Hole 26 is connected to the second through-hole 25；
Human body contact 8, firewire dropping resistor 6, firewire indicator light 5, firewire penholder 16 are sequentially connected by conducting wire and form firewire
Detection device, zero curve dropping resistor 12, zero curve indicator light 11, zero curve penholder 17 are sequentially connected by conducting wire, firewire penholder 16 and zero
Line dropping resistor 12 is connected to form zero curve detection device by conducting wire.
The pen cap 1, partition 2, baffle 13, pressing plate 15, mounting rod 23, protective case 24 are all made of insulating materials and are made, human body touching
First 8 is " T " shape, is set around first through hole 19 there are four mounting rod 23, mounting rod 23 is fixed on 1 bottom of the pen cap, pen in " ten " word
1 surface is covered equipped with rubber antiskid salient point, and 16 end of firewire penholder is in linear type, and 17 end of zero curve penholder is in clip like, firewire
Indicator light 5, zero curve indicator light 11 are neon bulb, and firewire penholder 16 is identical as the diameter of zero curve penholder 17, insulation sleeve 22, protective case
24, which are all made of rubber, is made.
When detecting firewire, zero curve penholder 17 and upper pressure pressing plate 15 can be held, is made exhausted between pressing plate 15 and baffle 13
Edge spring 10 compresses, and card column 18 is detached from from side bayonet slot 20, is rotated further by 90 degree, and card column 18 is made to be directed at the first side through hole 21, second
Side through hole 26 can remove zero curve penholder 17 from the pen cap 1, protective case 24, protective case 24 then be pushed, so that firewire penholder
16 contact with firewire to be measured, while manpower touches human body contact 8, and firewire indicator light 5, which lights, shows that firewire has electricity, otherwise out of power.
When detecting zero curve, push protective case 24 so that firewire penholder 16 is contacted with firewire to be measured, zero curve penholder 17 and to
Survey zero curve contact, zero curve indicator light 11, which lights, shows that zero curve has electricity, otherwise out of power, thus can detect firewire but also to zero curve into
Row detection, and there is insulation sleeve 22, protective case 24 to protect respectively to metal penholder, test contact when detecting, it is effectively anti-
Operator encounters test contact when only using.
The operation that zero curve penholder 17 is removed when according to detection firewire, can will be fixed with the different firewire penholders of card column 18
16, zero curve penholder 17 is installed in side bayonet slot 20, and pressing plate 15 plays fixed function under the action of insulated spring 10, each to meet
The use of kind environment needs.
A kind of test pencil of high safety performance provided by the utility model can hold zero curve penholder when detecting firewire
And upper pressure pressing plate, compress the insulated spring between pressing plate and baffle, card column is detached from from side bayonet slot, is rotated further by 90 degree, is made card
Column is directed at the first side through hole, the second side through hole, zero curve penholder can be removed from the pen cap, protective case, then push protective case,
So that firewire penholder is contacted with firewire to be measured, while manpower touches human body contact, and firewire indicator light, which lights, shows that firewire has electricity, instead
It is out of power；When detecting zero curve, protective case is pushed, so that firewire penholder is contacted with firewire to be measured, zero curve penholder and zero curve to be measured
Contact, zero curve indicator light, which lights, shows that zero curve has electricity, otherwise out of power, so that firewire can be detected but also zero curve is detected,
And there is insulation sleeve, protective case to protect respectively to metal penholder, test contact when detecting, effectively prevent using when operate
Person encounters test contact；The operation that zero curve penholder is removed when according to detection firewire, can will be fixed with the different firewire pens of card column
Bar, zero curve penholder are installed in side bayonet slot, and pressing plate plays fixed function under the action of insulated spring, to meet various environment
Use needs.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
Modify or replace, can't make corresponding technical solution essence be detached from various embodiments of the utility model technical solution spirit and
Range.
Claims (9)
1. a kind of test pencil of high safety performance, it is characterised in that: including the pen cap (1), firewire penholder (16) and zero curve penholder
(17), the pen cap (1) inner wall is relatively fixed has baffle (13), is fixed with partition (2), the pen cap between the baffle (13)
(1) internal that first chamber (3), second chamber (4) are separated by baffle (13), partition (2), it is set inside the first chamber (3)
There are firewire dropping resistor (6), firewire indicator light (5), is located above firewire indicator light (5) at the top of the pen cap (1) and is equipped with human body
Contact (8), the second chamber (4) is internal to be equipped with zero curve dropping resistor (12), zero curve indicator light (11), and the baffle (13) is logical
Insulated spring (10) is crossed to be connected with pressing plate (15)；
The firewire penholder (16), zero curve penholder (17) are enclosed with insulation sleeve (22) outside, the firewire penholder (16), zero curve pen
Opposite at the top of bar (17) to be fixed with card column (18), the pen cap (1) bottom is opposite to be equipped with and firewire penholder (16), zero curve penholder
(17) first through hole (19) cooperated, opposite the first side through hole (21) being equipped with card column (18) cooperation in the pen cap (1) bottom,
The opposite side bayonet slot (20) being equipped with card column (18) cooperation in the interior bottom of the pen cap (1), it is logical that the pen cap (1) bottom is located at first
It is fixed with mounting rod (23) around hole (19), the mounting rod (23) is connected by insulated spring (10) with protective case (24), institute
It states protective case (24) and is equipped with the second through-hole (25) cooperated with firewire penholder (16), zero curve penholder (17), the protective case
(24) with respect to the second side through hole (26) cooperated with card column (18) is equipped on, first side through hole (21), side bayonet slot (20) are equal
It is connected to first through hole (19), second side through hole (26) is connected to the second through-hole (25)；
The human body contact (8), firewire dropping resistor (6), firewire indicator light (5), firewire penholder (16) are sequentially connected by conducting wire
Firewire detection device is formed, the zero curve dropping resistor (12), zero curve indicator light (11), zero curve penholder (17) are by conducting wire successively phase
Even, the firewire penholder (16) is connected to form zero curve detection device by conducting wire with zero curve dropping resistor (12).
2. the test pencil of high safety performance according to claim 1, it is characterised in that: the pen cap (1), partition (2), gear
Plate (13), pressing plate (15), mounting rod (23), protective case (24) are all made of insulating materials and are made.
3. the test pencil of high safety performance according to claim 1, it is characterised in that: the human body contact (8) is in " T "
Shape.
4. the test pencil of high safety performance according to claim 1, it is characterised in that: set around the first through hole (19)
There are four mounting rod (23), the mounting rod (23) is fixed on the pen cap (1) bottom in " ten " word.
5. the test pencil of high safety performance according to claim 1, it is characterised in that: the pen cap (1) surface is equipped with rubber
Glue anti-skidding salient point.
6. the test pencil of high safety performance according to claim 1, it is characterised in that: firewire penholder (16) end is in
Linear type, zero curve penholder (17) end are in clip like.
7. the test pencil of high safety performance according to claim 1, it is characterised in that: the firewire indicator light (5), zero curve
Indicator light (11) is neon bulb.
8. the test pencil of high safety performance according to claim 1, it is characterised in that: the firewire penholder (16) and zero curve
The diameter of penholder (17) is identical.
9. the test pencil of high safety performance according to claim 1, it is characterised in that: the insulation sleeve (22), protective case
(24) rubber is all made of to be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821565044.9U CN209014642U (en) | 2018-09-25 | 2018-09-25 | A kind of test pencil of high safety performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821565044.9U CN209014642U (en) | 2018-09-25 | 2018-09-25 | A kind of test pencil of high safety performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209014642U true CN209014642U (en) | 2019-06-21 |
Family
ID=66834116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821565044.9U Active CN209014642U (en) | 2018-09-25 | 2018-09-25 | A kind of test pencil of high safety performance |
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| Country | Link |
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| CN (1) | CN209014642U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110618303A (en) * | 2019-09-16 | 2019-12-27 | 优利德科技(中国)股份有限公司 | Voltage measuring device and method capable of realizing single-hole and double-hole switching detection |
-
2018
- 2018-09-25 CN CN201821565044.9U patent/CN209014642U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110618303A (en) * | 2019-09-16 | 2019-12-27 | 优利德科技(中国)股份有限公司 | Voltage measuring device and method capable of realizing single-hole and double-hole switching detection |
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