CN214669266U

CN214669266U - Electric power maintains and detects uses universal meter

Info

Publication number: CN214669266U
Application number: CN202023289568.XU
Authority: CN
Inventors: 范丽玲
Original assignee: Suzhou Zhongkeliwei New Material Technology Co ltd
Current assignee: Suzhou Zhongkeliwei New Material Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-11-09
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses an electric power maintenance and detection multimeter, which comprises a multimeter body, wherein a backlight display screen is arranged on the upper end surface of the multimeter body, an adjusting button is arranged at the bottom of the backlight display screen, a rotary switch is arranged at the bottom of the adjusting button, and a port is arranged at the bottom of the rotary switch; according to the universal meter for power maintenance and detection, the U-shaped hook is arranged, after the universal meter body is used for detection, the universal meter body can be hung on a waistband through the U-shaped hook, and two hands are liberated, so that other operations can be conveniently carried out; through setting up first square board and the square board of second, first round hole on the first square board and the second round hole dislocation set on the square board of second, when the square board of second injects the square inslot in the first square board completely, the port is closed, and the square inslot in the first square board of second injects, and when first round hole aligns with the second round hole, the port is opened, avoids the port to expose outside for a long time and impaired.

Description

Electric power maintains and detects uses universal meter

Technical Field

The utility model relates to an universal meter technical field specifically is an electric power is maintained and is detected and uses universal meter.

Background

The multimeter is a magnetoelectric instrument with a rectifier and capable of measuring a plurality of electrical parameters such as alternating current, direct current, voltage, resistance and the like, and consists of three main parts, namely a meter head, a measuring circuit, a change-over switch and the like. Multimeters are the most basic tools in the field of electronic testing, and are also widely used testing instruments. The basic principle of the multimeter is to use a sensitive magnetoelectric direct current ammeter (microammeter) as a meter head. When a small current passes through the meter head, there is an indication of the current. However, the meter head cannot pass large current, so that some resistors are connected in parallel and in series on the meter head to perform shunt or step-down so as to measure the current, voltage and resistance in the circuit. The multimeter is composed of a measuring circuit of a magnetoelectric system ammeter (meter head) and a selection switch, and can conveniently measure various electrical parameters by the transformation of the selection switch, wherein the main basis of the circuit calculation is closed circuit ohm's law. The universal meter for power maintenance and detection is an instrument for detecting current and resistance during power maintenance, is an indispensable detection instrument for the electronic power department, has high detection performance and good use effect, but the existing universal meter for power maintenance and detection has certain defects to be improved.

The prior art has the following defects or problems:

1. after the conventional universal meter for power maintenance and detection is used, construction may need to be operated by two hands, and the operation is inconvenient for people due to the fact that the universal meter is held by hands;

2. the existing universal meter for power maintenance detection cannot protect each port of the universal meter, and the port is exposed to the outside for a long time and easily generates much dust, so that the port contact performance and the detection result are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide an electric power maintenance universal meter for detection to solve the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a universal meter is used in power maintenance detection which characterized in that: the universal meter comprises a universal meter body, wherein a backlight display screen is arranged on the upper end surface of the universal meter body, an adjusting button is arranged at the bottom of the backlight display screen, a rotary switch is arranged at the bottom of the adjusting button, a port is arranged at the bottom of the rotary switch, a U-shaped hook is arranged on the back surface of the universal meter body, first connecting blocks are arranged on two sides of the U-shaped hook, a first screw is arranged between the universal meter body and the first connecting blocks, a convex block is arranged at the bottom of the inner wall of the U-shaped hook, a first square plate is arranged on one side, away from the universal meter body, of the port, a first round hole is formed in the front of the first square plate, a square groove is formed in one side of the first square plate, a second square plate is arranged inside the square groove, a second round hole is formed in the front of the second square plate, and a fixing block is arranged on one side, away from the first square plate, of the second square plate, the improved universal meter is characterized in that second connecting blocks are arranged at two ends of the first square plate, mounting holes are formed in the surface of each second connecting block, second screws are arranged between the second connecting blocks and the universal meter body, a battery cover is arranged at the bottom of the U-shaped hook, and a meter pen slot cover is arranged on one side of the universal meter body.

As the utility model discloses an optimized technical scheme, U type couple adopts the elastic steel sheet to make, through welded fastening between U type couple and the first connecting block, the lug has two sets ofly, and two sets of lug symmetries set up the inside wall bottom at U type couple.

As the utility model discloses an optimal technical scheme, first round hole and port counterpoint setting, the internal diameter size of first round hole and second round hole is unanimous the internal diameter size phase-match of the internal diameter size of first round hole and port.

As the utility model discloses an optimized technical scheme, the length and width size phase-match of the square board of length and width size and the second of square groove, first round hole and second round hole dislocation set.

As the utility model discloses a preferred technical scheme, the mounting hole has four groups, and the even surface that sets up at the second connecting block of four groups mounting holes.

Compared with the prior art, the utility model provides an electric power is maintained and is detected universal meter possesses following beneficial effect:

1. according to the universal meter for power maintenance and detection, the U-shaped hook is arranged, after the universal meter body is used for detection, the universal meter body can be hung on a waistband through the U-shaped hook, two hands are liberated, other operations can be conveniently carried out, and the U-shaped hook can be prevented from easily falling off the waistband by the lug on the inner wall of the U-shaped hook through the lug arranged on the inner wall of the U-shaped hook, so that the universal meter body is prevented from falling off;

2. this universal meter is used in electric power maintenance detection, through setting up first square board and the square board of second, and the square inslot of the square board of second can inject first square board, first round hole on the first square board and the dislocation set of the second round hole on the square board of second, when the square inslot of the square board of first square board is injected completely to the square board of second, the port is closed, the square board of second injects the square inslot of first square board, and when first round hole aligns with the second round hole, the port is opened, avoid the port to expose outside for a long time and impaired.

Drawings

Fig. 1 is a schematic view of the external structure of the present invention with the port opened;

fig. 2 is a schematic view of the structure of the closed port of the present invention;

FIG. 3 is a schematic view of the back structure of the present invention;

FIG. 4 is a schematic side view of the present invention;

fig. 5 is the schematic view of the split structure of the first square plate and the second square plate of the present invention.

In the figure: 1. a multimeter body; 2. a backlight display screen; 3. an adjustment button; 4. a rotary switch; 5. a port; 6. a U-shaped hook; 7. a first connection block; 8. a first screw; 9. a bump; 10. a first square plate; 11. a first circular hole; 12. a square groove; 13. a second square plate; 14. a second circular hole; 15. a fixed block; 16. a second connecting block; 17. mounting holes; 18. a second screw; 19. a battery cover; 20. and a meter pen groove cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, in this embodiment: a multimeter for electric power maintenance and detection comprises a multimeter body 1, a backlight display screen 2 is arranged on the upper end surface of the multimeter body 1, an adjusting button 3 is arranged at the bottom of the backlight display screen 2, a rotary switch 4 is arranged at the bottom of the adjusting button 3, a port 5 is arranged at the bottom of the rotary switch 4, a U-shaped hook 6 is arranged on the back surface of the multimeter body 1, first connecting blocks 7 are arranged on two sides of the U-shaped hook 6, a first screw 8 is arranged between the multimeter body 1 and the first connecting blocks 7, a lug 9 is arranged at the bottom of the inner wall of the U-shaped hook 6, a first square plate 10 is arranged on one side of the port 5 away from the multimeter body 1, a first round hole 11 is arranged on the front surface of the first square plate 10, a square groove 12 is arranged on one side of the first square plate 10, a second square plate 13 is arranged inside the square groove 12, a second round hole 14 is arranged on the front surface of the second square plate 13, one side of the second square plate 13, which is far away from the first square plate 10, is provided with a fixing block 15, the two ends of the first square plate 10 are provided with second connecting blocks 16, mounting holes 17 are formed in the surface of the second connecting blocks 16, second screws 18 are arranged between the second connecting blocks 16 and the multimeter body 1, the bottom of the U-shaped hook 6 is provided with a battery cover 19, and one side of the multimeter body 1 is provided with a pen-shape groove cover 20.

In the embodiment, the U-shaped hook 6 is made of an elastic steel sheet, the U-shaped hook 6 and the first connecting block 7 are fixed by welding, two groups of lugs 9 are arranged, and the two groups of lugs 9 are symmetrically arranged at the bottom of the inner side wall of the U-shaped hook 6; the first round hole 11 is arranged opposite to the port 5, and the inner diameter of the first round hole 11 is consistent with that of the second round hole 14, and the inner diameter of the first round hole 11 is matched with that of the port 5; the length and width of the square groove 12 are matched with those of the second square plate 13, and the first round hole 11 and the second round hole 14 are arranged in a staggered manner; there are four sets of mounting holes 17, and the four sets of mounting holes 17 are uniformly arranged on the surface of the second connecting block 16.

The utility model discloses a theory of operation and use flow: the utility model discloses when using, select the function that needs to use through adjustment button 3 earlier, then open pen-shape metre capping 20, take out the pen-shape metre from the pen-shape metre inslot and insert corresponding port 5, go to measure with the pen-shape metre, the measuring result can be shown at backlight display screen 2, this kind of universal meter for electric power maintenance detects, through setting up U type couple 6, after using universal meter body 1 to detect to accomplish, can hang universal meter body 1 on the waistband through U type couple 6, both hands are liberated and conveniently carry out other operations, through setting up lug 9, lug 9 of U type couple 6 inner wall can avoid U type couple 6 to drop from the waistband easily, avoid universal meter body 1 to drop; through setting up first square board 10 and the square board 13 of second, and the square board 13 of second can inject the square inslot 12 of first square board 10, first round hole 11 on the first square board 10 and the dislocation set of second round hole 14 on the square board 13 of second, when the square board 13 of second injects the square inslot 12 of first square board 10 completely, port 5 is closed, the square board 13 of second injects 10 square inslots 12 in the first square board, and when first round hole 11 aligns with second round hole 14, port 5 is opened, avoid port 5 to expose outside for a long time and impaired.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a universal meter is used in power maintenance detection which characterized in that: the universal meter comprises a universal meter body (1), a backlight display screen (2) is arranged on the upper end surface of the universal meter body (1), an adjusting button (3) is arranged at the bottom of the backlight display screen (2), a rotary switch (4) is arranged at the bottom of the adjusting button (3), a port (5) is arranged at the bottom of the rotary switch (4), a U-shaped hook (6) is arranged on the back surface of the universal meter body (1), first connecting blocks (7) are arranged on two sides of the U-shaped hook (6), a first screw (8) is arranged between the universal meter body (1) and the first connecting blocks (7), a convex block (9) is arranged at the bottom of the inner wall of the U-shaped hook (6), a first square plate (10) is arranged on one side, away from the universal meter body (1), of the port (5), and a first round hole (11) is formed in the front surface of the first square plate (10), square groove (12) have been seted up to one side of first square plate (10), the inside of square groove (12) is provided with square board of second (13), second round hole (14) have been seted up in the front of square board of second (13), one side that square board of second (13) kept away from first square plate (10) is provided with fixed block (15), the both ends of first square plate (10) all are provided with second connecting block (16), mounting hole (17) have been seted up on the surface of second connecting block (16), be provided with second screw (18) between second connecting block (16) and multimeter body (1), the bottom of U type couple (6) is provided with battery cover (19), one side of multimeter body (1) is provided with pen-shape groove cover (20).

2. The multimeter for power maintenance detection according to claim 1, wherein: u type couple (6) adopt the elastic steel piece to make, pass through welded fastening between U type couple (6) and first connecting block (7), lug (9) have two sets ofly, and two sets of lugs (9) symmetry set up the inside wall bottom at U type couple (6).

3. The multimeter for power maintenance detection according to claim 1, wherein: the first round hole (11) and the port (5) are arranged in an alignment mode, the inner diameter of the first round hole (11) is identical to that of the second round hole (14), and the inner diameter of the first round hole (11) is matched with that of the port (5).

4. The multimeter for power maintenance detection according to claim 1, wherein: the length and width of the square groove (12) are matched with the length and width of the second square plate (13), and the first round hole (11) and the second round hole (14) are arranged in a staggered mode.

5. The multimeter for power maintenance detection according to claim 1, wherein: four groups of mounting holes (17) are arranged, and the four groups of mounting holes (17) are uniformly arranged on the surface of the second connecting block (16).