CN207992307U - A kind of electric testing pen - Google Patents

Abstract

The utility model discloses a kind of electric testing pens, including pen body, penholder and pen tip, pen body inner cavity right end is equipped with metal end, the metal end left end is equipped with the first spring, the first spring left end is equipped with neon tube, the neon tube left end is equipped with resistance, it is socketed with covering cylinder in the middle part of the pen body outer surface, the covering cylinder surface is equipped with peep hole, the covering cylinder left side is equipped with the first magnet, it is provided with card slot on the left of the pen body, strut is installed on the right side of the card slot, supporting rod is connected with by pin in the middle part of the strut, the strut left part is equipped with light bulb, nylon cloth is installed on the outside of the strut, the supporting rod left end is connected with pushing cylinder by pin, the pushing cylinder left end is equipped with the first limited block.The electric testing pen can make strut strut or inwardly collapse outward, enhance light-gathering, working efficiency of the raising test pencil at night.

Description

A kind of electric testing pen

Technical field

The utility model is related to technical field of electric power, specially a kind of electric testing pen.

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 in voltage test pencil, tail, 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 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, and cause Erroneous judgement, it is believed that electrical body is not charged.Currently, test pencil is made of neon tube (being commonly called as neon bulb), resistance, spring etc..In use, electrification Body generates electric field, the neon tube in electroprobe will under electric field action by forming a potential difference between electroprobe, human body and the earth It shines.It must correctly be held using when electroprobe, mother refers to holds electroprobe insulation position with middle finger, and index finger is pushed down on tip of the brushstyle of a writing or painting metal cap.This If kind of the electroprobe activity duration is at night or the place of insufficient light, the required hand of staff take electroprobe, a hand adept Torch, which illuminates, can just work, and working efficiency is low, and test pencil pen tip exposes on the market at present, damage or electric with remnants, There is electric shock risk, and inconvenient to carry.

Utility model content

The purpose of this utility model is to provide a kind of electric testing pens, to solve mentioned above in the background art ask Topic.

To achieve the above object, the utility model provides the following technical solutions：A kind of electric testing pen, including pen body, pen Bar and pen tip, pen body inner cavity right end are equipped with metal end, and the metal end left end is equipped with the first spring, and described One spring left end is equipped with neon tube, and the neon tube left end is equipped with resistance, covering cylinder, institute are socketed in the middle part of the pen body outer surface It states covering cylinder surface and peep hole is installed, the covering cylinder left side is equipped with the first magnet, card slot is provided on the left of the pen body, Outer surface is equipped with button on the right side of the card slot, and strut is equipped on the right side of the card slot, is connected by pin in the middle part of the strut There are supporting rod, the strut left part that light bulb is installed, nylon cloth is installed on the outside of the strut, the supporting rod left end passes through Pin is connected with pushing cylinder, and the pushing cylinder left end is equipped with the first limited block, and the pushing cylinder right end is equipped with the second magnet, the pen Body outer surface right side opening has limiting slot, the penholder left end to be equipped with the second limited block.

Preferably, the pen body left part is equipped with penholder, and the penholder is connected with pen tip by second spring.

Preferably, first limited block and the second limited block are equipped with protective case.

Preferably, first magnet is corresponding with the second magnet left and right position, and the first magnet and the second magnet are to opposite Magnetic pole is opposite.

Preferably, second limited block is elastic iron plate.

Preferably, the light bulb and accumulator electrical series.

Preferably, it is equipped with tinfoil on the inside of the nylon cloth.

Compared with prior art, the utility model has the beneficial effects that：The electric testing pen, by the way that strut, light bulb is arranged Strut can be made to strut or inwardly collapse outward under pushing cylinder effect with pushing cylinder structure, thus tinfoil optically focused on the inside of nylon cloth, Enhance brightness of illumination, working efficiency of the raising test pencil at night；By the way that the first magnet, the second magnet and elastic iron plate knot is arranged Structure can be such that pen tip is contracted in penholder, and magnet is attracting to be made to block cylinder and block, and the portability of test pencil is on the one hand improved, another Aspect reduces test pencil pen tip and exposes damage, improves the service life of test pencil.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the broken section structural schematic diagram of the utility model；

Fig. 3 is the partial structural diagram of the utility model.

In figure：1 pen body, 2 penholders, 3 pen tips, 4 metal ends, 5 first springs, 6 neon tubes, 7 resistance, 8 peep holes, 9 cover Cylinder, 10 first magnet, 11 struts, 12 supporting rods, 13 light bulbs, 14 accumulators, 15 pushing cylinders, 16 first limited blocks, 17 second limits Block, 18 second springs, 19 second magnet, 20 limiting slots, 21 pins, 22 buttons, 23 nylon cloths, 101 card slots.

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.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of electric testing pen, including pen body 1, penholder 2 With pen tip 3,1 left part of the pen body is equipped with penholder 2, and the penholder 2 is connected with pen tip 3, the pen by second spring 18 1 inner cavity right end of body is equipped with metal end 4, and 4 left end of the metal end is equipped with the first spring 5,5 left end of the first spring Neon tube 6 is installed, 6 left end of the neon tube is equipped with resistance 7, is socketed in the middle part of 1 outer surface of the pen body and covers cylinder 9, the screening 9 surface of cap tube is equipped with peep hole 8, and 9 left side of covering cylinder is equipped with the first magnet 10, and 1 left side of the pen body is provided with card Slot 101,101 right side outer surface of the card slot are equipped with button 22, and 101 right side of the card slot is equipped with strut 11, the strut 11 middle parts are connected with supporting rod 12 by pin 21, and 11 left part of the strut is equipped with light bulb 13, the light bulb 13 and electric power storage 14 electrical series of pond.11 outside of the strut is equipped with nylon cloth 23, and 23 inside of the nylon cloth is equipped with tinfoil.The supporting rod 12 left ends are connected with pushing cylinder 15 by pin 21, and 15 left end of the pushing cylinder is equipped with the first limited block 16,15 right end of the pushing cylinder Second magnet 19 is installed, first magnet 10 is corresponding with 19 left and right position of the second magnet, and the first magnet 10 and the second magnetic Iron 19 is opposite to opposite magnetic pole.Covering, 9 side of cylinder setting magnet is attracting, is more convenient to block carrying after strut 11 collapses. Strut 11 is arranged to collapse and expanding structure, it is convenient to expand illumination zone, make test pencil work at night it is more efficient, it is safer Accurately.1 outer surface right side opening of the pen body has a limiting slot 20, and 2 left end of the penholder is equipped with the second limited block 17, and described second Limited block 17 is elastic iron plate.It is convenient to the elongation of test pencil pen tip, and carrying, increase by pen tip 3 by 18 structure of second spring The applicability of test pencil, first limited block, 16 and second limited block 17 are equipped with protective case.

Operation principle：It before test pencil work, stirs the first limited block 16 and moves to right, drive pushing cylinder 15 to move to right, 11 quilt of strut It struts, while nylon cloth 23 being driven to strut, by lower button 22, light bulb 13 is bright, and tinfoil is reflective in nylon cloth, and light source point is gathered At pen tip, the second limited block 17 is pressed, pulls pen tip 3 to be moved to the left, so that the second limited block 17 is moved to left end slot, press gold Belong to button on end cap 4, can carry out surveying electric work；It surveys after the completion of electricity, closes light bulb 13, the first limited block 16 is moved to left, strut 11 are collapsed, and nylon cloth 23 folds, and are covered cylinder 9 and are moved to left, the first magnet 18 and the second magnet 19 is attracting covers in, and press the second limit Position block 17, pen tip 3 move to right, and the second limited block 17 is caught in right end slot, and pen tip 3 is withdrawn in penholder 2.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (7)

1. a kind of electric testing pen, including pen body (1), penholder (2) and pen tip (3), it is characterised in that：Pen body (1) inner cavity Right end is equipped with metal end (4), and metal end (4) left end is equipped with the first spring (5), and first spring (5) is left End is equipped with neon tube (6), and neon tube (6) left end is equipped with resistance (7), covering is socketed in the middle part of pen body (1) outer surface Cylinder (9), covering cylinder (9) surface are equipped with peep hole (8), and covering cylinder (9) left side is equipped with the first magnet (10), Card slot (101) is provided on the left of the pen body (1), outer surface is equipped with button (22), the card slot on the right side of the card slot (101) (101) right side is equipped with strut (11), and strut (11) middle part is connected with supporting rod (12), the strut by pin (21) (11) left part is equipped with light bulb (13), and nylon cloth (23), supporting rod (12) left end are equipped with outside the strut (11) It is connected with pushing cylinder (15) by pin (21), pushing cylinder (15) left end is equipped with the first limited block (16), the pushing cylinder (15) Right end is equipped with the second magnet (19), and pen body (1) outer surface right side opening has limiting slot (20), penholder (2) the left end peace Equipped with the second limited block (17).

2. a kind of electric testing pen according to claim 1, it is characterised in that：Pen body (1) left part is equipped with pen Bar (2), the penholder (2) are connected with pen tip (3) by second spring (18).

3. a kind of electric testing pen according to claim 1, it is characterised in that：First limited block (16) and the second limit Position block (17) is equipped with protective case.

4. a kind of electric testing pen according to claim 1, it is characterised in that：First magnet (10) and the second magnet (19) left and right position corresponds to, and the first magnet (10) is opposite to opposite magnetic pole with the second magnet (19).

5. a kind of electric testing pen according to claim 1, it is characterised in that：Second limited block (17) is elastic iron Piece.

6. a kind of electric testing pen according to claim 1, it is characterised in that：The light bulb (13) and accumulator (14) electricity Property series connection.

7. a kind of electric testing pen according to claim 1, it is characterised in that：Tin is equipped on the inside of the nylon cloth (23) Paper.