CN208060611U - A kind of auto repair retractility voltage test pencil - Google Patents

Abstract

The utility model discloses a kind of auto repair retractility voltage test pencils, including voltage test pencil body, fixed handle is installed above the voltage test pencil body, insulation sleeve is installed on the fixed handle, top in the fixed handle is equipped with fixed spring, and indicator light is equipped with below the fixed spring, resistance bolck is equipped with below the indicator light, the centre position on the fixed handle top is equipped with seal cap, and one end of the fixed link is equipped with a word screw terminal.The insulation fixed seat and insulated fixing rod of the utility model are connected through a screw thread, and insulation fixed seat and insulated fixing rod are detachable structures, by insulating, fixed seat can not only obstruct electric current, it prevents from getting an electric shock, multiple screw terminals can also be installed, the device of a variety of different models can be detected in this way, it is more convenient for disassembling and installing by screw thread, electric current is externally blocked by insulated fixing rod, internally for induced current, facilitates detection.

Description

A kind of auto repair retractility voltage test pencil

Technical field

The utility model is related to voltage test pencil technical field, specifically a kind of auto repair retractility voltage test pencil.

Background technology

Voltage test pencil is also test pencil, referred to as " electroprobe ".It is a kind of electrician tool, whether is charged 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, pen in voltage test pencil Tail is made of metal material, and penholder is made of insulating materials.When using voltage test pencil, have to touch voltage test pencil tail end with hand Metal part, otherwise, because electrical body, voltage test pencil, human body and the earth are not formed into a loop, the neon bulb in voltage test pencil will not shine, It causes to judge by accident, it is believed that electrical body is not charged.Test pencil is one of the tool that numerous electricians are commonly used, for whether differentiating object Electrification.Its internal structure is one, and there are two the light bulbs of electrode, and bubble is interior filled with neon, is commonly called as neon bulb, its pole is connected to pen Point, one high resistance of another pole series connection are followed by the other end of pen.When two voltage across poles of neon bulb reach certain value, two interpolars Just aura is generated, aura power is directly proportional to two voltage across poles.When electrical body voltage-to-ground be more than neon bulb starting glow voltage, And by the pen tip end in contact of test pencil it when, the other end is then by human body grounding, so test pencil can shine.Resistance in test pencil Effect be that the electric current of human body is flowed through for limiting, to avoid danger.

About auto repair voltage test pencil, there are still shortcomings at present, such as：It is inconvenient, can not stretch, function It is single.

Utility model content

The purpose of this utility model is to provide a kind of auto repair retractility voltage test pencils, to solve to grasp in the prior art The problem of making inconvenience, can not stretching, have a single function.

To achieve the above object, the utility model provides the following technical solutions：A kind of auto repair retractility voltage test pencil, Including voltage test pencil body, fixed handle is installed above the voltage test pencil body, insulation sleeve is installed on the fixed handle, it is described Top in fixed handle is equipped with fixed spring, is equipped with indicator light below the fixed spring, under the indicator light Side is equipped with resistance bolck, and the centre position on the fixed handle top is equipped with seal cap, the side above the fixed handle Fixed clip is installed, link is installed above the fixed clip, rotating handle is installed below the fixed handle, it is described Centre position below rotating handle is equipped with insulated fixing rod, and the side below the insulated fixing rod is equipped with fixing sleeve, described Side in fixing sleeve is equipped with reduction button, and pointed screw head is equipped in the fixing sleeve of side, is pacified in the fixing sleeve of front end Equipped with Quincunx screw head, insulation fixed seat, the centre below the insulation fixed seat are installed below the insulated fixing rod Position is equipped with the first telescopic rod, and the second telescopic rod is equipped in first telescopic rod, is equipped in second telescopic rod Third telescopic rod is equipped with fixed link in the third telescopic rod, and one end of the fixed link is equipped with a word screw terminal.

Preferably, the pointed screw head is inlayed with fixing sleeve connect, and pointed screw head is set as to stretch with fixing sleeve Shrinking structure.

Preferably, there are four the fixing sleeve is arranged altogether, and four fixing sleeves are separately mounted to top in insulation fixed seat Both sides and both ends, spacing is identical.

Preferably, the insulation fixed seat is threadedly coupled with insulated fixing rod, and the fixed seat that insulate is set with insulated fixing rod It is set to detachable structure.

Compared with prior art, the utility model has the beneficial effects that：The insulation fixed seat of the utility model is solid with insulation Fixed pole is connected through a screw thread, and insulate fixed seat and insulated fixing rod are detachable structures, and by insulating, fixed seat not only can be with Electric current is obstructed, prevents from getting an electric shock, multiple screw terminals can also be installed, the device of a variety of different models can be detected in this way, pass through spiral shell Line is more convenient for disassembling and installing, and electric current is externally blocked by insulated fixing rod, internally for induced current, facilitates detection, solid in insulation Side above reservation is equipped with fixing sleeve, is more convenient for shrinking pointed screw head and Quincunx screw head by fixing sleeve, facilitates choosing Use is selected, the centre position below insulation fixed seat is equipped with the first telescopic rod, the second telescopic rod, third telescopic rod and fixation Bar can be lengthened or be shortened the length of fixed link by the first telescopic rod, the second telescopic rod, third telescopic rod, pass through fixation Bar is more convenient for detecting, and link is equipped with above fixed clip, and voltage test pencil body can be clipped in required position by fixed clip It sets, can be hung, be convenient for carrying by link.

Description of the drawings

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the contraction structure schematic diagram of the utility model.

Fig. 3 is the upward view of the utility model insulation fixed seat.

In figure：1- seal caps, 2- links, 3- fix clip, 4- insulation sleeves, 5- insulated fixing rods, 6- insulation fixed seat, 7- Pointed screw head, the second telescopic rods of 8-, 9- voltage test pencils body, 10- fixed springs, 11- indicator lights, 12- fixed handles, 13- resistance Block, 14- rotating handles, 15- fixing sleeves, 16- reductions button, the first telescopic rods of 17-, 18- thirds telescopic rod, 19- fixed links, 20- mono- Word screw terminal, 21- Quincunx screw heads.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

Please refer to Fig.1~3, in the utility model embodiment, a kind of auto repair retractility voltage test pencil, including voltage test pencil The top of body 9, voltage test pencil body 9 is equipped with fixed handle 12, and fixed handle 12 is used for facilitating holding, be installed on fixed handle 12 There is insulation sleeve 4, what insulation sleeve 4 was used for insulating, the top in fixed handle 12 is equipped with fixed spring 10, and fixed spring 10 is used for The lower section of fixed indicator light 11, fixed spring 10 is equipped with indicator light 11, and indicator light 11 is used for detecting electric current, indicator light 11 Lower section is equipped with resistance bolck 13, and the centre position on 12 top of fixed handle is equipped with seal cap 1, and seal cap 1 is used for sealing examination electricity The side of handwriting 9,12 top of fixed handle is equipped with fixed clip 3, and fixed clip 3 is used for facilitating wearing, fixed clip 3 Top is equipped with link 2, what link 2 was used for hanging voltage test pencil body 9, and the lower section of fixed handle 12 is equipped with rotating handle 14, rotating handle 14 are used for facilitating the angle of rotation voltage test pencil body 9, the centre position of 14 lower section of rotating handle to be equipped with insulated fixing rod 5, and insulation is fixed Bar 5 is used for installing insulation fixed seat 6, and the side of 5 lower section of insulated fixing rod is equipped with fixing sleeve 15, and fixing sleeve 15 is used for installing point Head screw head 7, the side in fixing sleeve 15 are equipped with reduction button 16, and reduction button 16 is used for increasing or shortening pointed screw First 7, pointed screw head 7 is installed in the fixing sleeve 15 of side, Quincunx screw head 21 is installed in the fixing sleeve 15 of front end, is insulated The lower section of fixed link 5 is equipped with insulation fixed seat 6, and insulation fixed seat 6 is used for installing fixed link 19,6 lower section of insulation fixed seat Centre position is equipped with the first telescopic rod 17, and the first telescopic rod 17 is used for lengthening fixed link 19, is equipped in the first telescopic rod 17 Second telescopic rod 8 is equipped with third telescopic rod 18 in second telescopic rod 8, fixed link 19 is equipped in third telescopic rod 18, fixed One end of bar 19 is equipped with a word screw terminal 20, and pointed screw head 7 is inlayed with fixing sleeve 15 to be connect, and pointed screw head 7 with it is solid Surely set 15 is set as retractable structure, and there are four the total settings of fixing sleeve 15, and four fixing sleeves 15 are separately mounted to insulation and fix The both sides and both ends of top in seat 6, spacing is identical, and insulation fixed seat 6 is threadedly coupled with insulated fixing rod 5, and the fixed seat 6 that insulate It is set as detachable structure with insulated fixing rod 5.

The operation principle of the utility model is：For the equipment in use, holding fixed handle 12, it is electric to rotate examination by rotating handle 14 The angle of handwriting 9 is lengthened by reduction button 16 or shortens pointed screw head 7 and Quincunx screw head 21, flexible by first Bar 17, the second telescopic rod 8 and third telescopic rod 18 lengthen or shorten the length of fixed link 19.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims (4)

1. a kind of auto repair retractility voltage test pencil, including voltage test pencil body（9）, it is characterised in that：The voltage test pencil body（9）'s Top is equipped with fixed handle（12）, the fixed handle（12）On insulation sleeve is installed（4）, the fixed handle（12）Interior Top is equipped with fixed spring（10）, the fixed spring（10）Lower section indicator light is installed（11）, the indicator light（11） Lower section resistance bolck is installed（13）, the fixed handle（12）The centre position on top is equipped with seal cap（1）, the fixation Handle（12）The side of top is equipped with fixed clip（3）, the fixed clip（3）Top link is installed（2）, described solid Determine handle（12）Lower section rotating handle is installed（14）, the rotating handle（14）The centre position of lower section is equipped with insulated fixing rod（5）, The insulated fixing rod（5）The side of lower section is equipped with fixing sleeve（15）, the fixing sleeve（15）Interior side is equipped with reduction Button（16）, the fixing sleeve of side（15）Pointed screw head is inside installed（7）, the fixing sleeve of front end（15）Plum blossom spiral shell is inside installed Silk head（21）, the insulated fixing rod（5）Lower section insulation fixed seat is installed（6）, the insulation fixed seat（6）In lower section Between position the first telescopic rod is installed（17）, first telescopic rod（17）Second telescopic rod is inside installed（8）, described second stretches Contracting bar（8）Third telescopic rod is inside installed（18）, the third telescopic rod（18）Fixed link is inside installed（19）, the fixed link （19）One end one word screw terminal is installed（20）.

2. a kind of auto repair retractility voltage test pencil according to claim 1, it is characterised in that：The pointed screw head （7）With fixing sleeve（15）Inlay connection, and pointed screw head（7）With fixing sleeve（15）It is set as retractable structure.

3. a kind of auto repair retractility voltage test pencil according to claim 1, it is characterised in that：The fixing sleeve（15） Altogether there are four settings, and four fixing sleeves（15）It is separately mounted to insulation fixed seat（6）The both sides and both ends of interior top, spacing phase Together.

4. a kind of auto repair retractility voltage test pencil according to claim 1, it is characterised in that：The insulation fixed seat （6）With insulated fixing rod（5）It is threadedly coupled, and the fixed seat that insulate（6）With insulated fixing rod（5）It is set as detachable structure.