CN113777389A

CN113777389A - Multifunctional electroprobe for building electrical detection

Info

Publication number: CN113777389A
Application number: CN202111196019.4A
Authority: CN
Inventors: 张晓峰; 孙慧松; 董娟; 王欣; 张恬; 刘红军; 王爽; 何双; 张振宇
Original assignee: Heilongjiang College of Construction
Current assignee: Heilongjiang College of Construction
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2021-12-10

Abstract

The invention relates to the technical field of test pens, in particular to a multifunctional test pen for building electrical detection, which comprises a pen shell, a plurality of pen caps, a first metal end cover, a neon lamp, a conductive spring, a plurality of resistors and a plurality of detection cape heads, wherein the detection cape heads are respectively arranged inside the pen caps in a penetrating manner, and the neon lamp is arranged inside the pen shell through screws. This scheme is through the outside cover at current electrography is equipped with the barrel, when adjusting the length between electrography and barrel, when measuring according to the height or the degree of depth that detect the object, only need promote the ejector pad, drive the electrography after the ejector pad atress and slide in the barrel is inside, and then the whole length of the device has been adjusted, remove in-process pulling extension spring at the electrography, extension spring has electric conductivity, a metal end cover for connecting between electrography and the barrel, the metal end cover on the staff's of being convenient for hand contact barrel makes the device detect the object equally.

Description

Multifunctional electroprobe for building electrical detection

Technical Field

The invention relates to the technical field of test pens, in particular to a multifunctional test pen for building electrical detection.

Background

The test pencil is also called test pencil, which is called test pencil for short. The testing tool is an electrician tool and is used for testing whether the electric wire is electrified or not. The pen body is provided with a neon bulb, and if the neon bulb shines during testing, the neon bulb indicates that the lead is electrified or is a fire wire of a passage. The pen point and the pen tail of the test pencil are made of metal materials, and the pen holder is made of insulating materials. When the test pencil is used, a user must touch the metal part at the tail end of the test pencil by hand, otherwise, because a charged body, the test pencil, a human body and the ground do not form a loop, neon bulbs in the test pencil cannot emit light to cause misjudgment, and the charged body is considered to be uncharged.

In the prior art, the length of the test pencil can not be adjusted, when the height or the depth of a detected object can not be contacted according to the length of the existing test pencil, a worker needs to find the test pencil with the adaptive length for measurement, so that not only is time wasted, but also the efficiency of detecting the object is reduced.

In addition, in the prior art, when the test pencil is used for measuring objects with different voltages, the types of the required test pencils are different, the types of the voltage measured by the conventional test pencils are single, and more test pencils need to be prepared to be carried around when the objects with different voltages are not required to be measured, and the test pencils are more in quantity and inconvenient to carry by workers.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a multifunctional electroprobe for electrical detection of buildings.

In order to achieve the above purposes, the technical scheme adopted by the invention is as follows: a multifunctional electroprobe for building electrical detection comprises a pen shell, a plurality of pen caps, a first metal end cover, a neon lamp, a conductive spring, a plurality of resistors and a plurality of detection cover heads, wherein the detection cover heads are respectively arranged inside the pen caps in a penetrating way, the neon lamp is arranged inside the pen shell through screws, the first metal end cover is arranged at one end of the pen shell through screws, two ends of the conductive spring are respectively welded and fixed with the neon lamp and the conductive end of the first metal end cover, the resistors are respectively arranged inside the pen caps through screws, one end of the detection cover head is in contact with the conductive end of the resistor, metal elastic pieces are respectively arranged on the side surfaces of the resistors, one end of each metal elastic piece is in contact with the conductive end of the neon lamp, the pen caps are respectively arranged at one end of the pen shell, a cylinder body slides on the surface of the pen shell, the cylinder body is connected with the pen caps through an adjusting mechanism, the pen shell is characterized in that a second metal end cover is installed at one end of the barrel through a screw, an extension spring is welded between the second metal end cover and the first metal end cover, a first strip hole is formed in the surface of the barrel and extends to the end portion of the other end of the barrel, a push block is installed on the surface of the pen shell through a screw, and a positioning mechanism is arranged between the push block and the barrel.

Preferably, the adjusting mechanism comprises a second mounting plate, one end of the second mounting plate is mounted outside the barrel through a screw, a mounting hole is formed in the surface of the second mounting plate, a lead screw is inserted into the mounting hole in a sliding mode, a threaded sleeve at one end of the lead screw is provided with a screwed pipe, the end of the screwed pipe is in contact with the side face of the second mounting plate, a sliding pipe is sleeved at the other end of the lead screw in a sliding mode, a second baffle is mounted at one end of the sliding pipe through the screw, first baffles which are arranged in parallel are arranged on one side of the second baffle, and the first baffles, the second baffle and the plurality of pen caps are connected through a connecting mechanism.

Preferably, the connecting mechanism comprises a sliding rod, two ends of the sliding rod are respectively installed on the surfaces of the first baffle and the second baffle through screws, the surface of the sliding rod is respectively sleeved with a movable block and a pressure spring in a sliding mode, two ends of the pressure spring are respectively installed on the surfaces of the first baffle and the movable block through screws, one end of the movable block is provided with a circular ring piece through a screw, and the pen cap is installed inside the circular ring piece through a screw.

Preferably, the second rectangular hole has been seted up on the surface of slip pipe fitting, the surface of lead screw has the sliding block through the screw mounting, the sliding block is laid in the inside of second rectangular hole in a sliding manner.

Preferably, a plurality of second jacks are formed in the surface of the second mounting plate, a long strip plate is fixedly sleeved on the surface of the lead screw, a convex block is mounted at one end of the long strip plate through a screw, and one end of the convex block is inserted into the second jack in a penetrating manner.

Preferably, the number of the second jacks is the same as that of the pen caps, and an angle between two adjacent second jacks is the same as that between two adjacent pen caps.

Preferably, the positioning mechanism comprises a fixed rod (21) and a plurality of first jacks (13), the plurality of first jacks (13) are arranged outside the cylinder body (14), one end of the fixed rod (21) is arranged on the surface of the push block (8) through a screw, the other end of the fixed rod (21) is provided with a baffle (6) through a screw, the surface of the fixed rod (21) is sleeved with a first mounting plate (10) in a sliding way, the surface of the fixed rod (21) is slidably sleeved with a compression spring (7), two ends of the compression spring (7) are respectively arranged on the surfaces of the plate (6) and the first mounting plate (10) through screws, an insert rod (11) is installed at one end of the first installation plate (10) through a screw, a plurality of first insert holes (13) are arranged along the length direction of the first strip-shaped hole (12), one end of the inserting rod (11) is inserted into the first inserting hole (13).

Preferably, the resistances of the plurality of resistors are all different.

Preferably, the tension spring is made of carbon spring steel.

Preferably, the end part of the other end of the pen shell is provided with a mounting circular ring, and the side surface of the mounting circular ring is contacted with the end part of the barrel.

Compared with the prior art, the invention has the following beneficial effects:

according to the technical scheme, the barrel is sleeved outside the existing electroprobe, when the length between the electroprobe and the barrel is adjusted, when the measurement is carried out according to the height or the depth of a detected object, only the push block needs to be pushed, the electroprobe is driven to slide in the barrel after the push block is stressed, the overall length of the device is further adjusted, the extension spring is pulled in the electroprobe moving process, the extension spring has conductivity and is used for connecting two metal end covers between the electroprobe and the barrel, and a worker can conveniently contact the metal end covers on the barrel to enable the device to detect the detected object;

this scheme is through setting up a plurality of caps, the different resistance of a plurality of resistances and adjustment mechanism, and the resistance adaptation of a plurality of different resistances is in detecting different voltages, and a plurality of resistances are placed in the inside of a plurality of caps, and adjustment mechanism is convenient for the staff and is changed different caps and a shell contact for lay the inside at the electrography with different resistances, the electrography of the different resistances of being convenient for measures different voltages, has promoted the convenience of this electrography operation.

Drawings

FIG. 1 is an isometric view of a multi-function test pencil for electrical inspection of buildings in accordance with the present invention;

FIG. 2 is a cross-sectional view of a multifunctional test pencil for electrical inspection of buildings according to the present invention;

FIG. 3 is a schematic view of a connection structure of an insertion rod, a push block, a fixing rod and a baffle of the multifunctional electrography for building electrical detection of the invention;

FIG. 4 is a schematic view of a barrel structure of the multifunctional electroprobe for electrical inspection of buildings according to the present invention;

FIG. 5 is a schematic view of a connection structure of an adjusting mechanism and a plurality of pen caps of a multifunctional electroprobe for electrical inspection of buildings according to the present invention;

FIG. 6 is a schematic view of a plurality of cap and connecting mechanism connecting structures of a multifunctional electroprobe for electrical inspection of buildings according to the present invention;

FIG. 7 is a schematic view of a connection structure of a sliding tube and a lead screw of the multifunctional electroprobe for electrical inspection of buildings according to the present invention;

fig. 8 is a schematic view of a connection structure of a lead screw, a solenoid, a second jack and a bump of the multifunctional electroprobe for building electrical detection according to the present invention.

In the figure: the detecting cape comprises a detecting cape head 1, a circular ring piece 2, a pen cap 3, a resistor 4, a metal elastic sheet 5, a baffle 6, a compression spring 7, a push block 8, a second metal end cover 9, a first mounting plate 10, an inserted link 11, a first long-strip hole 12, a first insertion hole 13, a cylinder 14, a first baffle 15, a neon lamp 16, a pen shell 17, a conductive spring 18, a first metal end cover 19, an extension spring 20, a fixed link 21, a sliding pipe piece 22, a lead screw 23, a spiral tube 24, a lug 25, a second mounting plate 26, a long-strip plate 27, a sliding rod 28, a pressure spring 29, a movable block 30, a second baffle 31, a sliding block 32, a second long-strip hole 33, a second insertion hole 34 and a mounting circular ring piece 35.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

The multifunctional test pencil for building electrical detection shown in fig. 1-8 comprises a pencil shell 17, a plurality of pencil caps 3, a first metal end cover 19, a neon lamp 16, a conductive spring 18, a plurality of resistors 4 and a plurality of detection cape heads 1, wherein the plurality of detection cape heads 1 are respectively installed inside the plurality of pencil caps 3 in a penetrating manner, the neon lamp 16 is installed inside the pencil shell 17 through screws, the first metal end cover 19 is installed at one end of the pencil shell 17 through screws, two ends of the conductive spring 18 are respectively welded and fixed with the neon lamp 16 and the conductive end of the first metal end cover 19, the plurality of resistors 4 are respectively installed inside the plurality of pencil caps 3 through screws, and the resistance values of the plurality of resistors 4 are different. One end of the detection drape over one's head 1 contacts with the conductive end of the resistor 4, the metal elastic sheet 5 is installed on the side of each resistor 4 through a screw, one end of the metal elastic sheet 5 contacts with the conductive end of the neon lamp 16, the pen caps 3 are located at one end of the pen shell 17, the pen shell 17 is sleeved with the barrel 14 in a sliding manner on the surface, the barrel 14 is connected with the pen caps 3 through an adjusting mechanism, the adjusting mechanism comprises a second mounting plate 26, one end of the second mounting plate 26 is installed outside the barrel 14 through a screw, a mounting hole is formed in the surface of the second mounting plate 26, a lead screw 23 is inserted in the mounting hole in a sliding manner, a threaded sleeve of one end of the lead screw 23 is provided with a screwed pipe 24, the end of the screwed pipe 24 contacts with the side of the second mounting plate 26, a sliding pipe 22 is sleeved on the other end of the lead screw 23, a second baffle 31 is installed at one end of the sliding pipe 22 through a screw, a first baffle 15 arranged in parallel is arranged on one side of the second baffle 31, the first baffle 15, the second baffle 31 and the plurality of caps 3 are connected by a connecting mechanism. The connecting mechanism comprises a sliding rod 28, two ends of the sliding rod 28 are respectively installed on the surfaces of the first baffle 15 and the second baffle 31 through screws, the surface of the sliding rod 28 is respectively sleeved with a movable block 30 and a pressure spring 29 in a sliding mode, two ends of the pressure spring 29 are respectively installed on the surfaces of the first baffle 15 and the movable block 30 through screws, one end of the movable block 30 is provided with the circular ring piece 2 through a screw, and the pen cap 3 is installed inside the circular ring piece 2 through a screw. The surface of the sliding pipe 22 is provided with a second elongated hole 33, the surface of the screw 23 is provided with a sliding block 32 through a screw, and the sliding block 32 is arranged inside the second elongated hole 33 in a sliding manner. A plurality of second jacks 34 are formed in the surface of the second mounting plate 26, a long strip plate 27 is sleeved on the surface of the lead screw 23 in a fixed mode, a protruding block 25 is mounted at one end of the long strip plate 27 through a screw, and one end of the protruding block 25 penetrates into the second jacks 34. The number of the second insertion holes 34 is the same as that of the pen caps 3, and the angle between two adjacent second insertion holes 34 is the same as that between two adjacent pen caps 3. The other end of the pen shell 17 is provided with a mounting ring piece 35, and the side surface of the mounting ring piece 35 is contacted with the end of the barrel 14. When the electroprobe detects objects with different voltages, the resistance value in the electroprobe needs to be changed, when the electroprobe needs to be changed, the screw 24 is rotated first, the screw 24 is rotated on the surface of the screw 23, the screw 23 can be pulled after the screw 24 is far away from the second mounting plate 26, the screw 23 slides in the sliding pipe 22, meanwhile, the screw 23 pulls the strip plate 27, the strip plate 27 is stressed to pull the projection 25, the projection 25 is moved out of the second insertion hole 34, the screw 23 can be rotated, the screw 23 is electrically driven by the sliding block 32 to slide the pipe 22 synchronously, the sliding pipe 22 drives the second baffle 31 to rotate, the second baffle 31 drives the plurality of sliding rods 28 to rotate synchronously, the plurality of sliding rods 28 drive the plurality of movable blocks 30 to rotate synchronously, the plurality of movable blocks 30 drive the plurality of circular ring pieces 2 to rotate, the plurality of circular ring pieces 2 drive the plurality of pen caps 3 to rotate, and further, the resistors 4 in the pen caps 3 can be conveniently rotated synchronously, after selecting suitable resistance 4, can promote cap 3, cap 3 passes through movable block 30 after the atress and slides on the surface of slide bar 28, and movable block 30 extrudees pressure spring 29 simultaneously, and then adjust cap 3's position for cap 3 and shell 17 dislocation set back, rotate lead screw 23, lead screw 23 rotates cap 3 of selecting to the effort of shell 17 one side back cancellation cap 3, pressure spring 29 promotes cap 3 through self effort under the effect of not atress and removes to the inside of installation ring spare 35 after, the one end of metal shrapnel 5 contacts with the conducting terminal of neon lamp 16, so that the electrography can be stable detect work.

A second metal end cover 9 is installed at one end of the cylinder 14 through a screw, an extension spring 20 is welded between the second metal end cover 9 and the first metal end cover 19, and the extension spring 20 is made of carbon spring steel. The extension spring 20 has a conductive property, and when an object voltage is detected by the test pencil, the hand of a worker is in contact with the second metal end cover 9, in the same manner as the conventional test pencil.

First rectangular hole 12 has been seted up on the surface of barrel 14 and has been extended to the other end tip of barrel 14, there is ejector pad 8 on the surface of pen shell 17 through the mounting screw, be equipped with positioning mechanism between ejector pad 8 and the barrel 14, positioning mechanism includes dead lever 21 and a plurality of first jack 13, the outside at barrel 14 is seted up to a plurality of first jacks 13, the surface at ejector pad 8 is passed through to the one end of dead lever 21, there is baffle 6 at the other end of dead lever 21 through the mounting screw, the surface sliding cover of dead lever 21 is equipped with first mounting panel 10, the surface sliding cover of dead lever 21 is equipped with compression spring 7, install respectively on the surface of board 6 and first mounting panel 10 through the screw at the both ends of compression spring 7, there is inserted bar 11 through the mounting screw in the one end of first mounting panel 10, a plurality of first jacks 13 are arranged along the length direction of first rectangular hole 12, the inside at first jack 13 is pegged graft to the one end of inserted bar 11. When the length of the electroprobe is adjusted, the first mounting plate 10 is pulled first, the first mounting plate 10 slides on the surface of the fixing rod 21, meanwhile, the first mounting plate 10 extrudes the compression spring 7, the length of the compression spring 7 is gradually shortened, meanwhile, the first mounting plate 10 pulls the insertion rod 11, the insertion rod 11 is moved out of the first insertion hole 13, the push block 8 can be pushed, the push block 8 drives the pen shell 17 to move in the cylinder 14, the pen shell 17 pushes the pen cap 3 to move synchronously, the pen cap 3 drives the detection cape head 1 to move synchronously, the pen cap 3 drives the sliding pipe 22 to slide on the surface of the lead screw 23 after being stressed, meanwhile, the sliding block 32 slides in the second strip hole 33, the stability of the pen cap 3 in the moving process is improved, when the length between the detection end of the detection cape head 1 and the second metal end cover 9 on the cylinder 14 can contact the detected object, the push block 8 can be stopped being pushed, the acting force on the first mounting plate 10 can be cancelled, compression spring 7 promotes first mounting panel 10 through self effort, and first mounting panel 10 drives the inserted bar 11 and pegs graft in the inside of jack 13 for with the fixed position between barrel 14 and the shell of a pen 17, promoted the whole length of this electrography stability in the use.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A multifunctional electroprobe for building electrical detection comprises a pen shell (17), a plurality of pen caps (3), a first metal end cover (19), a neon lamp (16), a conductive spring (18), a plurality of resistors (4) and a plurality of detection drape heads (1), wherein the detection drape heads (1) are respectively installed inside the pen caps (3) in a penetrating mode, the neon lamp (16) is installed inside the pen shell (17) through screws, the first metal end cover (19) is installed at one end of the pen shell (17) through screws, two ends of the conductive spring (18) are respectively welded and fixed with conductive ends of the neon lamp (16) and the first metal end cover (19), the resistors (4) are respectively installed inside the pen caps (3) through screws, one end of the detection drape head (1) is in contact with the conductive end of the resistor (4), and the multifunctional electroprobe is characterized in that metal elastic pieces (5) are installed on the side faces of the resistors (4) through screws, the utility model discloses a neon lamp, including metal shrapnel (5), pen cap (3), barrel (14), extension spring (20) and first metal end cover (19), the one end of shell of a pen (17) is equipped with barrel (14) with the electrically conductive end contact of neon lamp (16), and is a plurality of cap for a pen (3) all is located the one end of shell of a pen (17), the slip cap in surface of shell of a pen (17) is equipped with barrel (14), connect through adjustment mechanism between barrel (14) and a plurality of cap for a pen (3), there is second metal end cover (9) one end of barrel (14) through the bolt mounting, all weld between second metal end cover (9) and first metal end cover (19) extension spring (20), first rectangular hole (12) has been seted up on the surface of barrel (14) and has extended to the other end tip of barrel (14), the surface of shell of a pen (17) has ejector pad (8) through the bolt mounting, be equipped with positioning mechanism between ejector pad (8) and barrel (14).

2. The multifunctional electroprobe for building electrical detection according to claim 1, the adjusting mechanism comprises a second mounting plate (26), one end of the second mounting plate (26) is mounted outside the cylinder body (14) through a screw, the surface of the second mounting plate (26) is provided with a mounting hole, a screw rod (23) is inserted in the mounting hole in a sliding manner, a screw tube (24) is sleeved at one end of the screw rod (23) in a threaded manner, the end part of the screw tube (24) is contacted with the side surface of the second mounting plate (26), the other end of the screw rod (23) is slidably sleeved with a sliding pipe fitting (22), one end of the sliding pipe fitting (22) is provided with a second baffle plate (31) through a screw, one side of the second baffle plate (31) is provided with first baffle plates (15) which are arranged in parallel, the first baffle (15), the second baffle (31) and the plurality of pen caps (3) are connected through a connecting mechanism.

3. The multifunctional test pencil for building electrical detection according to claim 2, wherein the connecting mechanism comprises a sliding rod (28), two ends of the sliding rod (28) are respectively mounted on the surfaces of the first baffle (15) and the second baffle (31) through screws, the surface of the sliding rod (28) is respectively slidably sleeved with a movable block (30) and a pressure spring (29), two ends of the pressure spring (29) are respectively mounted on the surfaces of the first baffle (15) and the movable block (30) through screws, one end of the movable block (30) is mounted with a circular ring member (2) through screws, and the pencil cap (3) is mounted inside the circular ring member (2) through screws.

4. The multifunctional electrography for building electrical detection of claim 2, characterized in that, the surface of sliding pipe spare (22) is seted up second rectangular hole (33), sliding block (32) is installed through the screw in the surface of lead screw (23), sliding block (32) are placed in the inside of second rectangular hole (33) in the slip.

5. The multifunctional electrography for building electrical detection according to claim 2, characterized in that, a plurality of second jack holes (34) are seted up to the surface of second mounting panel (26), the fixed cover in surface of lead screw (23) is equipped with rectangular board (27), the lug (25) is installed through the screw to one end of rectangular board (27), the inside of second jack hole (34) is worn to insert in one end of lug (25).

6. The multifunctional test pencil for building electrical detection according to claim 5 is characterized in that the number of the second jacks (34) is the same as that of the pencil caps (3), and the angle between two adjacent second jacks (34) is the same as that between two adjacent pencil caps (3).

7. The multifunctional electrography for building electrical detection according to claim 1, characterized in that, the positioning mechanism includes a fixed rod (21) and a plurality of first jacks (13), a plurality of first jacks (13) are provided outside the barrel (14), one end of the fixed rod (21) is mounted on the surface of the push block (8) through screws, the other end of the fixed rod (21) is mounted with a baffle (6) through screws, the surface of the fixed rod (21) is slidably sleeved with a first mounting plate (10), the surface of the fixed rod (21) is slidably sleeved with a compression spring (7), two ends of the compression spring (7) are respectively mounted on the surfaces of the plate (6) and the first mounting plate (10) through screws, one end of the first mounting plate (10) is mounted with an insert rod (11) through screws, and a plurality of first jacks (13) are arranged along the length direction of the first long strip hole (12), one end of the inserting rod (11) is inserted into the first inserting hole (13).

8. The multifunctional electroprobe for building electrical detection according to claim 1, characterized in that the resistances of the plurality of resistors (4) are all different.

9. The multifunctional test pencil as claimed in claim 1, wherein the extension spring (20) is made of carbon spring steel.

10. The multifunctional test pencil for building electrical detection according to claim 1, wherein a mounting ring member (35) is mounted at the other end of the pencil shell (17), and the side surface of the mounting ring member (35) is in contact with the end of the barrel (14).