CN212905108U - Pincerlike meter - Google Patents

Abstract

The utility model relates to the technical field of ampere meters, in particular to a pincerlike meter, which comprises a shell, a magnetic core component and a number display screen, wherein the shell is provided with a holding tank, and the number display screen is hinged with the holding tank; the magnetic core assembly comprises a first detection clamp and a second detection clamp which are hinged to the shell, the first detection clamp and the second detection clamp are arranged oppositely, a detection area is formed between the first detection clamp and the second detection clamp, the first detection clamp and the shell are connected through a first torsion spring, and the second detection clamp and the shell are connected through a second torsion spring. The device is hinged with the number display screen in the accommodating groove, and when the detection angle of the magnetic core assembly is changed, the observation angle can be adjusted by rotating the number display screen; the utility model discloses simple structure, it is small, the quality is light, and it is nimble to use, and it is very convenient to use.

Description

Pincerlike meter

Technical Field

The utility model relates to an ampere meter technical field more specifically relates to a pincerlike meter.

Background

The clamp-on ammeter is also called a clamp-on ammeter and is formed by combining a current transformer and an ammeter. The iron core of the current transformer can be opened when the wrench is tightened; the lead through which the current to be measured passes can pass through the open notch of the iron core without being cut off, and the iron core is closed after the wrench is released. When the current is measured by a common ammeter, the ammeter is connected to measure after the circuit is cut off and shut down, which is troublesome, and sometimes the motor which normally runs is not allowed to do so. At this time, the use of a clamp ammeter is more convenient, and the current can be measured without cutting off the circuit.

However, since the display screen of the pincer-shaped meter is arranged on the surface of the shell, when the usage angle of the pincer-shaped meter is different, the display screen is very difficult to watch and is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

In order to overcome the deficiencies of the prior art, the utility model provides a pincerlike meter has solved current pincerlike meter and has watched the display screen of indicating number very difficult, uses very inconvenient technical problem the utility model provides a technical scheme that its technical problem adopted is:

a clamp-on meter comprises a shell, a magnetic core assembly and a number display screen, wherein the shell is provided with an accommodating groove, and the number display screen is hinged to the accommodating groove; the magnetic core assembly comprises a first detection clamp and a second detection clamp hinged to the shell, the first detection clamp and the second detection clamp are arranged oppositely, a detection area is formed between the first detection clamp and the second detection clamp, the first detection clamp is connected with the shell through a first torsion spring, the second detection clamp is connected with the shell through a second torsion spring, and when the first torsion spring and the second torsion spring are in natural states, free ends of the first detection clamp and the second detection clamp are abutted to each other.

Wherein the free end of the display screen is disposed proximate to the core assembly.

The shell comprises a bottom shell and a top shell, and the bottom shell is connected with a tongue-and-groove of the top shell; the magnetic core assembly is arranged on the bottom shell, and the number display screen is arranged on the top shell.

The bottom shell is provided with a first reinforcing plate, the first reinforcing plate protrudes out of the bottom shell, and the first reinforcing plate is in butt fit with one side, away from the top shell, of the magnetic core assembly; the top shell is provided with a second strengthening plate which protrudes out of the top shell, and the second strengthening plate is in butt fit with one side, far away from the bottom shell, of the magnetic core assembly.

Wherein the bottom case is provided with a battery cavity for mounting a battery.

The bottom shell is provided with a wiring pipe, and two ends of the wiring pipe are respectively located on the inner side and the outer side of the bottom shell.

Wherein, the top shell is rotatably arranged on the range adjusting disk.

Wherein, both sides of the width direction of the shell are inwards sunken.

Wherein the housing comprises an insulating shell.

Wherein, the shell is an integrated plastic shell.

The utility model has the advantages that:

the utility model sets a holding tank in the width direction of the shell, and a number display screen is hinged in the holding tank, when the detection angle of the magnetic core component changes, the observation angle can be adjusted by rotating the number display screen; the utility model discloses simple structure, it is small, the quality is light, and it is nimble to use, and it is very convenient to use.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic view of the assembly of the present invention;

fig. 2 is a structural split view of the present invention.

Reference numerals: 10. a housing; 11. a bottom case; 111. accommodating grooves; 12. a top shell; 13. a first reinforcing plate; 14. a second reinforcing plate; 15. a battery cavity; 16. a wire connecting pipe; 17. a measuring range adjusting disc; 20. a magnetic core assembly; 21. a first detection clamp; 22. a second detection clamp; 30. and a display screen for displaying the number.

Detailed Description

The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive labor based on the embodiments of the present invention all belong to the protection scope of the present invention. In addition, all the connection/connection relations referred to in the patent do not mean that the components are directly connected, but mean that a better connection structure can be formed by adding or reducing connection auxiliary components according to specific implementation conditions. The utility model discloses each technical feature in the creation can the interactive combination under the prerequisite that does not contradict conflict each other.

A clamp-on meter is shown in reference to fig. 1 and 2 and comprises a shell 10, a magnetic core assembly 20 and a number display screen 30, wherein the shell 10 is provided with a containing groove 111, and the number display screen 30 is hinged to the containing groove 111; the magnetic core assembly 20 includes a first detection clamp 21 and a second detection clamp 22 hinged to the housing 10, the first detection clamp 21 and the second detection clamp 22 are oppositely disposed, a detection area is formed between the first detection clamp 21 and the second detection clamp 22, the first detection clamp 21 is connected to the housing 10 through a first torsion spring (not shown in the figure), the second detection clamp 22 is connected to the housing 10 through a second torsion spring (not shown in the figure), and when the first torsion spring and the second torsion spring are in a natural state, free ends of the first detection clamp 21 and the second detection clamp 22 are abutted to each other. Specifically, an accommodating groove 111 is penetratingly provided in the width direction of the housing 10, and the indication display screen 30 is hinged in the accommodating groove 111, so that when the detection angle of the magnetic core assembly 20 is changed, the observation angle can be adjusted by rotating the indication display screen 30; the utility model discloses simple structure, it is small, the quality is light, and it is nimble to use, and it is very convenient to use.

Preferably, to facilitate viewing of the display 30, the free end of the display 30 is disposed adjacent the core assembly 20. Specifically, when observing, the number display screen 30 is rotated, the number display screen 30 may form an angle with the surface of the housing 10, and the front surface of the number display screen 30 may face the observing direction.

As shown in fig. 2, the housing 10 includes a bottom shell 11 and a top shell 12, and the bottom shell 11 and the top shell 12 are tongue-and-groove connected; the magnetic core assembly 20 is disposed on the bottom case 11, and the number display screen 30 is disposed on the top case 12. Specifically, the tongue-and-groove connection can be conveniently used for clamping the bottom shell 11 and the top shell 12 together, the installation precision is high, and the bottom shell 11 and the top shell 12 can be reinforced through screws after being installed.

In this embodiment, the bottom shell 11 is provided with a first reinforcing plate 13, the first reinforcing plate 13 is disposed to protrude from the bottom shell 11, and the first reinforcing plate 13 is in abutting fit with a side of the magnetic core assembly 20 away from the top shell 12; the top shell 12 is provided with a second reinforcing plate 14, the second reinforcing plate 14 protrudes from the top shell 12, and the second reinforcing plate 14 is in butt fit with one side of the magnetic core assembly 20 away from the bottom shell 11. Specifically, the arrangement of the first reinforcing plate 13 and the second reinforcing plate 14 can reinforce the first detecting pliers 21 and the second detecting pliers 22, prevent the first detecting pliers 21 and the second detecting pliers 22 from loosening in the vertical direction of the housing 10, and improve the structural strength of the device.

As shown in fig. 2, the bottom case 11 is provided with a battery cavity 15 for mounting a battery. Specifically, the battery can be installed or replaced in the battery cavity 15, and the battery can provide electric energy for the device, so that the device does not need an external power supply, and is very convenient and flexible to use.

As shown in fig. 2, the bottom case 11 is provided with a wire barrel 16, and both ends of the wire barrel 16 are located inside and outside the bottom case 11, respectively. Specifically, can external detection line through wire barrel 16, wire barrel 16 can be the rubber tube, and the rubber tube texture is soft, can reduce the wearing and tearing of external detection line, the life of extension detection line.

In the embodiment, the top case 12 is rotatably provided with a range adjusting disk 17, and particularly, the measuring range of the clamp meter can be adjusted by rotating the range adjusting disk 17, so that the clamp meter is very flexible to use.

Preferably, both sides of the housing 10 in the width direction are recessed to facilitate grasping the device.

In this embodiment, the housing 10 is an insulating case, which reduces the possibility of electric shock to a user. More specifically, the housing 10 is an integrally molded plastic shell. After the mold of the housing 10 is manufactured, mass production can be performed, and the production cost of the device is reduced.

In summary, the accommodating groove 111 is formed in the width direction of the housing 10, the indication display 30 is hinged in the accommodating groove 111, and when the detection angle of the magnetic core assembly 20 is changed, the observation angle can be adjusted by rotating the indication display 30; the utility model discloses simple structure, it is small, the quality is light, and it is nimble to use, and it is very convenient to use.

While the preferred embodiments of the present invention have been described, the present invention is not limited to the above embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims (10)

1. A clamp meter, comprising: the display device comprises an outer shell, a magnetic core assembly and a number display screen, wherein the outer shell is provided with an accommodating groove, and the number display screen is hinged to the accommodating groove; the magnetic core assembly comprises a first detection clamp and a second detection clamp hinged to the shell, the first detection clamp and the second detection clamp are arranged oppositely, a detection area is formed between the first detection clamp and the second detection clamp, the first detection clamp is connected with the shell through a first torsion spring, the second detection clamp is connected with the shell through a second torsion spring, and when the first torsion spring and the second torsion spring are in natural states, free ends of the first detection clamp and the second detection clamp are abutted to each other.

2. A clamp meter according to claim 1, wherein: the free end of the display screen is disposed adjacent to the magnetic core assembly.

3. A clamp meter according to claim 1, wherein: the shell comprises a bottom shell and a top shell, and the bottom shell is connected with a tongue-and-groove of the top shell; the magnetic core assembly is arranged on the bottom shell, and the number display screen is arranged on the top shell.

4. A clamp meter according to claim 3, wherein: the bottom shell is provided with a first reinforcing plate, the first reinforcing plate protrudes out of the bottom shell, and the first reinforcing plate is in butt fit with one side, far away from the top shell, of the magnetic core assembly; the top shell is provided with a second strengthening plate which protrudes out of the top shell, and the second strengthening plate is in butt fit with one side, far away from the bottom shell, of the magnetic core assembly.

5. A clamp meter according to claim 3, wherein: the bottom shell is provided with a battery cavity for mounting a battery.

6. A clamp meter according to claim 3, wherein: the bottom shell is provided with a wiring pipe, and two ends of the wiring pipe are respectively located on the inner side and the outer side of the bottom shell.

7. A clamp meter according to claim 3, wherein: the top shell is rotatably arranged on the range adjusting disc.

8. The clamp meter according to any one of claims 1-7, wherein: the two sides of the shell in the width direction are arranged in a concave mode.

9. A clamp meter according to claim 8, wherein: the housing includes an insulating shell.

10. A clamp meter according to claim 9, wherein: the shell is an integrally formed plastic shell.

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