CN205404667U - Become low tension test pencil - Google Patents
Become low tension test pencil Download PDFInfo
- Publication number
- CN205404667U CN205404667U CN201620125156.7U CN201620125156U CN205404667U CN 205404667 U CN205404667 U CN 205404667U CN 201620125156 U CN201620125156 U CN 201620125156U CN 205404667 U CN205404667 U CN 205404667U
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- CN
- China
- Prior art keywords
- rod
- test pencil
- conductance body
- penholder
- pen
- 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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Abstract
The utility model discloses a become low tension test pencil, including the pen -holder, the front end of pen -holder is equipped with the contact, and the contact spiro union installs the electric conductance body of rod, the electric conductance body of rod alternates to the inner chamber of pen -holder in, and the junction of the electric conductance body of rod and pen -holder is equipped with insulating rubber sleeve, install two spacing subassemblies on the inner wall of pen -holder front end, and spacing subassembly includes the fixing base, be equipped with spacing lug on the fixing base, and the bottom of spacing lug and the elastic component fixed connection of setting at the fixing base inner chamber, spacing lug is mutually supported with the spacing groove that electric conductance end of rod was equipped with. Through contacting the spiro union on the electric conductance body of rod, be convenient for change the contact of different models, through the cooperation of installing back lid and the spacing subassembly and the electric conductance body of rod at the terminal spiro union of pen -holder, can so that the dismantlement of test pencil deposit, through be equipped with elastic plectrum in the lid of back, can prolong the life of neon tube, prevent that the neon tube from using for a long time and making the neon tube burst.
Description
Technical field
This utility model relates to electrician tool technical field, is specially a kind of change low tension test pencil.
Background technology
Whether test pencil is also voltage test pencil, is called for short " electroprobe ", be used in test electric wire charged.Handwriting has a neon bulb, if neon bulb is luminous during test, illustrates that wire has electricity or the live wire for path.Nib, a tail in voltage test pencil, making for metal material, penholder is that insulant is made.When using voltage test pencil, must touching the metal part of voltage test pencil tail end with hands, otherwise, because electrical body, voltage test pencil, human body and the earth are formed without loop, the neon bulb in voltage test pencil will not be luminous, causes erroneous judgement, it is believed that electrical body is not charged.
Existing test pencil can be divided into high-tension test pencil, low tension test pencil and light current test pencil, and what often use in life is low tension test pencil mostly, and existing test pencil structure comparatively single, it can not be changed contact, and owing to electroprobe belongs to sharp instruments, improper accidental injury is easily caused, so common test pencil is stored inconveniently it is deposited.
Summary of the invention
The purpose of this utility model is in that providing a kind of becomes low tension test pencil, with the problem solving to propose in above-mentioned background technology.
nullFor achieving the above object，This utility model provides following technical scheme: a kind of change low tension test pencil，Including penholder，The front end of described penholder is provided with contact，And contact is spirally connected and is provided with the conductance body of rod，The described conductance body of rod interts to the inner chamber of penholder，And the junction of the conductance body of rod and penholder is provided with insulating gum cover，The inwall of described penholder front end is provided with two limit assemblies，And limit assembly includes fixing seat，Described fixing seat is provided with spacing block set，And the bottom of spacing block set and the elastic component being arranged on fixing seat inner chamber are fixing is connected，The stopper slot that described spacing block set and conductance body of rod end are provided with cooperates，The described conductance body of rod is connected with one end of resistance by conductance part，And the other end of resistance is provided with neon tube，The end of described neon tube is provided with metal attachment cap，The end of described penholder is spirally connected and is provided with bonnet，And the inner chamber of bonnet is provided with battery，One end of described battery is connected with the plectrum being positioned close to metal attachment cap sidewall，And the other end of battery is provided with touching button by spring，Space is left between the contact of described metal attachment cap and plectrum.
Preferably, the outer surface of described penholder is socketed with insulating gum cover.
Preferably, the surface of the described conductance body of rod is provided with insulating coating.
Preferably, the Standard resistance range of described resistance is 8 to 10 megohms.
Compared with prior art, the beneficial effects of the utility model are: this change low tension test pencil, by being screwed onto contact on the conductance body of rod, it is simple to change the contact of different model；By being spirally connected at penholder end, it is installed coordinating of bonnet and limit assembly and the conductance body of rod, it is possible to the dismounting being easy to test pencil is deposited；By being provided with elastic plectrum in bonnet, it is possible to extend the service life of neon tube, it is prevented that neon tube uses for a long time and makes neon tube burst.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
In figure: 1, contact, 2, the conductance body of rod, 3, insulating gum cover, 4, penholder, 5, resistance, 6, neon tube, 7, metal attachment cap, 8, bonnet, 81, battery, 82, plectrum, 83, spring, 84, touching button, 9, limit assembly, 91, fixing seat, 92, elastic component, 93, spacing block set, 10, stopper slot.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
nullRefer to Fig. 1，This utility model provides a kind of technical scheme: a kind of change low tension test pencil，Including penholder 4，The front end of described penholder 4 is provided with contact 1，And contact 1 is spirally connected and is provided with the conductance body of rod 2，The described conductance body of rod 2 interts to the inner chamber of penholder 4，And the junction of the conductance body of rod 2 and penholder 4 is provided with insulating gum cover 3，The inwall of described penholder 4 front end is provided with two limit assemblies 9，And limit assembly 9 includes fixing seat 91，Described fixing seat 91 is provided with spacing block set 93，And the bottom of spacing block set 93 is fixing with the elastic component 92 being arranged on fixing seat 91 inner chamber is connected，The stopper slot 10 that described spacing block set 93 and the conductance body of rod 2 end are provided with cooperates，The described conductance body of rod 2 is connected with one end of resistance 5 by conductance part，And the other end of resistance 5 is provided with neon tube 6，The end of described neon tube 6 is provided with metal attachment cap 7，The end of described penholder 4 is spirally connected and is provided with bonnet 8，And the inner chamber of bonnet 8 is provided with battery 81，One end of described battery 81 is connected with the plectrum 82 being positioned close to metal attachment cap 7 sidewall，And the other end of battery 81 is provided with touching button 84 by spring 83，Space is left between the contact of described metal attachment cap 7 and plectrum 82.
Getting an electric shock to prevent from holding penholder 4, the outer surface of described penholder 4 is socketed with insulating gum cover.
Leaking electricity to prevent in use finger to be held on the conductance body of rod 2 by mistake, the surface of the described conductance body of rod 2 is provided with insulating coating.
In order to effectively be down within human-body safety electric current by the electric current in electroprobe, the Standard resistance range of described resistance 5 is 8 to 10 megohms.
Operation principle of the present utility model: this change low tension test pencil, the conductance body of rod 2 is plugged in the inner chamber of penholder 4, it is made to block by the cooperation of limit assembly 9 and stopper slot 10, bonnet 8 is screwed in the end of penholder 4 again, owing to contact 1 and the conductance body of rod 2 are spirally connected mutually, the replacing of contact 1 can be carried out, press touching button 84 gently with finger during use, make the composition closed-loop path bonded to each other, contact of plectrum 82 and metal attachment cap 7, if neon tube 6 luminescence, it it is live wire, as neon tube 6 is not luminous, it is probably in zero line or device and there is no electric current, the dismounting of this change low tension test pencil can be deposited when not in use, very convenient to use.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, being appreciated that when without departing from principle of the present utility model and spirit and these embodiments can be carried out multiple change, amendment, replacement and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
- null1. one kind becomes low tension test pencil，Including penholder (4)，It is characterized in that: the front end of described penholder (4) is provided with contact (1)，And contact (1) is spirally connected and is provided with the conductance body of rod (2)，The described conductance body of rod (2) is interted to the inner chamber of penholder (4)，And the junction of the conductance body of rod (2) and penholder (4) is provided with insulating gum cover (3)，The inwall of described penholder (4) front end is provided with two limit assemblies (9)，And limit assembly (9) includes fixing seat (91)，Described fixing seat (91) is provided with spacing block set (93)，And the bottom of spacing block set (93) and the elastic component (92) being arranged on fixing seat (91) inner chamber are fixing is connected，The stopper slot (10) that described spacing block set (93) and the conductance body of rod (2) end are provided with cooperates，The described conductance body of rod (2) is connected by one end of conductance part with resistance (5)，And the other end of resistance (5) is provided with neon tube (6)，The end of described neon tube (6) is provided with metal attachment cap (7)，The end of described penholder (4) is spirally connected and is provided with bonnet (8)，And the inner chamber of bonnet (8) is provided with battery (81)，One end of described battery (81) is connected with the plectrum (82) being positioned close to metal attachment cap (7) sidewall，And the other end of battery (81) is provided with touching button (84) by spring (83)，Space is left between the contact of described metal attachment cap (7) and plectrum (82).
- 2. a kind of change low tension test pencil according to claim 1, it is characterised in that: the outer surface of described penholder (4) is socketed with insulating gum cover.
- 3. a kind of change low tension test pencil according to claim 1, it is characterised in that: the surface of the described conductance body of rod (2) is provided with insulating coating.
- 4. a kind of change low tension test pencil according to claim 1, it is characterised in that: the Standard resistance range of described resistance (5) is 8 to 10 megohms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620125156.7U CN205404667U (en) | 2016-02-18 | 2016-02-18 | Become low tension test pencil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620125156.7U CN205404667U (en) | 2016-02-18 | 2016-02-18 | Become low tension test pencil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205404667U true CN205404667U (en) | 2016-07-27 |
Family
ID=56447713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620125156.7U Expired - Fee Related CN205404667U (en) | 2016-02-18 | 2016-02-18 | Become low tension test pencil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205404667U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107650535A (en) * | 2017-08-28 | 2018-02-02 | 长沙明道信息科技有限公司 | A kind of hinge for having filled drawing pen |
| CN108627679A (en) * | 2017-03-15 | 2018-10-09 | 中华精测科技股份有限公司 | Probe suction device |
| CN109700509A (en) * | 2019-02-21 | 2019-05-03 | 郑州大学第一附属医院 | A kind of puncture conduit for vascular interventional treatment |
-
2016
- 2016-02-18 CN CN201620125156.7U patent/CN205404667U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108627679A (en) * | 2017-03-15 | 2018-10-09 | 中华精测科技股份有限公司 | Probe suction device |
| CN107650535A (en) * | 2017-08-28 | 2018-02-02 | 长沙明道信息科技有限公司 | A kind of hinge for having filled drawing pen |
| CN109700509A (en) * | 2019-02-21 | 2019-05-03 | 郑州大学第一附属医院 | A kind of puncture conduit for vascular interventional treatment |
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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: 20160727 Termination date: 20170218 |