CN215449396U

CN215449396U - Current meter

Info

Publication number: CN215449396U
Application number: CN202121554702.6U
Authority: CN
Inventors: 陈柏兴
Original assignee: Fujian Oriental Spark Intelligent Instruments Co ltd
Current assignee: Fujian Oriental Spark Intelligent Instruments Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-01-07
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses an ammeter, which comprises an ammeter body and an ammeter shell body, wherein the ammeter body is fixedly installed and embedded in the ammeter shell body; an anti-falling layer is arranged between the ammeter body and the shell, a shock pad is arranged between the ammeter body and the bottom plate, and a reading window is fixedly arranged at the upper end of the top plate corresponding to the ammeter body; the ammeter comprises an ammeter body and is characterized in that a binding post is fixedly arranged on the ammeter body, a wire inlet is formed in a position, corresponding to the binding post, on a top plate, a zero setting button is fixedly arranged on the top plate, corresponds to the zero setting button on the ammeter body in position and is connected with the zero setting button through a spring. The whole ammeter body is arranged in the ammeter shell body for protection, so that the collision and falling damage of the whole ammeter are prevented.

Description

Current meter

Technical Field

The utility model belongs to the field of ammeter devices, and particularly relates to an ammeter.

Background

In the electronic equipment detects, the ampere meter is a commonly used detecting instrument, belong to accurate class instrument, traditional ampere meter mainly used is in the aspect of the teaching of school and the aspect of electrician circuit detection, used electric wire clamp all comprises electric wire and electrically conductive clamp during the measurement, most electric wire clamp all exposes outside the ampere meter, especially the staff is inconvenient from top to bottom when ascending the operation, the electric current clamp is often scraped, cause the harm, inconvenience has been brought for the user, and the terminal of traditional ampere meter all is direct setting up in the dial plate front side, because the terminal exposes outside for a long time, consequently very easy being damaged at the in-process of using or carrying. In addition, in the use process of the ammeter, sometimes the ammeter falls off the dial plate from a high place carelessly and cracks often occur, so that internal components are loosened, and the service life and the measurement result of the ammeter are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides an ammeter, aiming at the problems that in the prior art, a binding post of the ammeter is exposed and is easily damaged, and the outer layer of the ammeter is lack of an anti-falling protection structure.

In order to achieve the technical purpose, the technical scheme adopted by the utility model is as follows:

an ammeter comprises an ammeter body and an ammeter shell body, wherein the ammeter body is fixedly installed and embedded in the ammeter shell body, the ammeter shell body comprises a bottom plate, a shell and a top plate, the bottom plate and the shell are integrally connected and fixed, and the shell is hinged to one side of the top plate;

an anti-falling layer is arranged between the ammeter body and the shell, a shock pad is arranged between the ammeter body and the bottom plate, and a reading window is fixedly arranged at the upper end of the top plate corresponding to the ammeter body;

the ammeter comprises an ammeter body and is characterized in that a binding post is fixedly arranged on the ammeter body, a wire inlet is formed in a position, corresponding to the binding post, on a top plate, a zero setting button is fixedly arranged on the top plate, corresponds to the zero setting button on the ammeter body in position and is connected with the zero setting button through a spring.

Furthermore, a locking structure is arranged at the opening and closing position of the top plate corresponding to one side, hinged to the shell, of the shell, the locking structure comprises a clamping groove and a buckle, the clamping groove is formed in the shell, and the buckle is arranged at the position, corresponding to the clamping groove, of the top plate and the shell.

Further, a heat insulation layer is coated outside the ammeter shell body.

Furthermore, the connection part of the bottom of the wiring column and the ammeter body is wrapped with an insulating elastic material layer.

Further, the visible area of the reading window is larger than the rotating range of the dial and the pointer on the ammeter body.

Furthermore, the ammeter body is fixedly provided with more than or equal to two binding posts, and the top plate is provided with wire inlets corresponding to the binding posts in number.

Furthermore, a hand-held handle is arranged on one side of the shell and is fixedly connected with the shell.

Compared with the prior art, the utility model has the following beneficial effects:

1. the whole ammeter body is arranged in the ammeter shell body for protection, so that the collision and falling damage of the whole ammeter are prevented.

2. Add the anticollision between ampere meter shell body and ampere meter and prevent falling layer and shock pad of falling, play to fill about the protecting against shock to the space part of whole ampere meter and ampere meter shell body.

3. The arrangement of the wire inlet does not influence the normal connection of the ammeter and a circuit or an electric wire, and the zero setting button is also arranged to be connected with the zero setting button on the ammeter body, so that the same zero setting function of the ammeter is achieved.

4. The purpose that terminal bottom and ampere meter body junction parcel have the insulating elastic material layer of one deck is, in order to further play the possibility that prevents the terminal and buckle, prevents to be broken, does not influence the terminal simultaneously and is connected with the electric wire.

Drawings

FIG. 1 is a schematic structural diagram of an ammeter according to the present invention;

FIG. 2 is a top view of an ammeter according to the present invention;

FIG. 3 is a schematic structural diagram of an ammeter body of the ammeter of the present invention;

FIG. 4 is a schematic diagram of a connection of a zeroing button structure of an ammeter according to the present invention;

fig. 5 is a schematic diagram of the connection between the binding post of the ammeter and the ammeter body according to the present invention.

The notation in the figure is: 1-ammeter body, 2-ammeter shell body, 21-bottom plate, 22-shell, 23-top plate, 4-hinge, 5-anti-falling layer, 6-reading window, 7-wiring terminal, 8-wire inlet, 9-zero setting button, 10-spring, 11-clamping groove, 12-buckle, 13-elastic material layer, 14-dial, 15-pointer and 16-portable handle.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1, 2, 3 and 4, an ammeter comprises an ammeter body 1 and an ammeter shell body 2, wherein the ammeter body 1 is fixedly installed and embedded inside the ammeter shell body 2, the ammeter shell body 2 comprises a bottom plate 21, a shell 22 and a top plate 23, the bottom plate 21 and the shell 22 are integrally connected and fixed, and the shell 22 is hinged with one side of the top plate 23 and connected through a hinge 4; an anti-falling layer 5 is arranged between the ammeter body 1 and the shell 22, a shock pad is arranged between the ammeter body 1 and the bottom plate 21, and a reading window 6 is fixedly arranged at the upper end of the top plate 23 corresponding to the ammeter body 1; the ammeter is characterized in that a binding post 7 is fixedly arranged on the ammeter body 1, a wire inlet 8 is formed in a position, corresponding to the binding post 7, on the top plate 23, a zero setting button 9 is further fixedly arranged on the top plate 23, the zero setting button 9 corresponds to the zero setting button 9 on the ammeter body 1 in position and is connected through a spring 10.

The opening and closing position of the top plate 23 corresponding to one side of the shell 22 in a hinged mode is provided with a locking structure, the locking structure comprises a clamping groove 11 and a buckle 12, the clamping groove 11 is formed in the shell 22, and the buckle 12 is arranged at the position, corresponding to the clamping groove 11, of the top plate 23 and the shell 22. The locking structure is arranged to facilitate the electric wire to be stretched into the ammeter shell body 2 from the wire inlet 8 when the wiring terminal 7 of the ammeter body 1 needs to be connected with the electric wire, then the top plate 23 of the ammeter shell body 2 is opened, the electric wire is connected to the wiring terminal 7, and the locking structure is closed, so that the whole ammeter can be protected and normally operated and used.

The shell body 2 of the current meter is also coated with a heat insulation layer. The phenomenon of inaccurate current measurement can be caused by an external high-temperature or low-temperature environment, and the transmission of the internal temperature and the external temperature of the ammeter is reduced through the heat insulation layer.

As shown in fig. 5, the junction of the bottom of the post 7 and the ammeter body 1 is wrapped with an insulating elastic material layer 13. Usually, when the ammeter falls or collides, the influence on the terminal 7 is that the terminal 7 is easy to break at the bottom of the terminal 7, and the elastic material layer 13 is wrapped at the bottom of the terminal 7, so that the possibility of breaking is prevented, but the function of connecting the wire at the upper end of the terminal 7 is not influenced.

The visible area of the reading window 6 is larger than the rotating range of the dial 14 and the pointer 15 on the ammeter body 1. The reading window 6 is made of visual PVC plastic or other visual anti-falling materials, so that the reading of the ammeter can be seen from the ammeter shell body 2, the visual area of the reading window 6 arranged on the top plate 23 must be larger than the visual range of the dial 14 of the ammeter body 1, the shape of the visual area is variable, and the impact-resistant area which does not affect other parts of the top plate 23 is further reduced according to the similarity of the shapes of the dial 14 of the ammeter body 1.

The ammeter body 1 is fixedly provided with more than or equal to two binding posts 7, and the top plate 23 is provided with wire inlets 8 corresponding to the binding posts 7 in number. The number of the binding posts 7 of some ampere meters is two, the number of the binding posts 7 of some ampere meters is three, and the maximum number of the binding posts 7 of the existing ampere meters is five, so that the wire inlet 8 which needs to be arranged on the top plate 23 is required to be the same as or more than the number of the binding posts 7 of the ampere meter, the original action of the binding posts 7 of the ampere meter cannot be influenced, and further the number of the binding posts 7 of the ampere meter cannot be less than that of the binding posts 7 of the ampere meter.

A carrying handle 16 is arranged on one side of the shell 22, and the carrying handle 16 is fixedly connected with the shell 22. The purpose of the carrying handle 16 is to improve the portability of the whole ammeter.

1. the whole ammeter body 1 is arranged in the ammeter shell body 2 for protection, so that collision and falling damage of the whole ammeter are prevented.

2. Add the anticollision and prevent falling layer 5 and the shock pad of preventing that fall between ampere meter housing body 2 and ampere meter, play to fill about the protecting against shock to the whole ampere meter and the void part of ampere meter housing body 2.

3. The arrangement of the wire inlet 8 does not affect the normal connection between the ammeter and the circuit or the electric wire, and the zero setting button 9 is also arranged to be connected with the zero setting button 9 on the ammeter body 1, so that the same zero setting function of the ammeter is achieved.

4. The purpose of the insulating elastic material layer 13 wrapped at the joint of the bottom of the binding post 7 and the ammeter body 1 is to further prevent the binding post 7 from being bent and broken, and meanwhile, the connection between the binding post 7 and an electric wire is not affected.

An ammeter provided by the application is described in detail above. The description of the specific embodiments is only intended to facilitate an understanding of the structure of the application and its core ideas. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.

Claims

1. The ammeter is characterized by comprising an ammeter body (1) and an ammeter shell body (2), wherein the ammeter body (1) is fixedly installed and embedded in the ammeter shell body (2), the ammeter shell body (2) comprises a bottom plate (21), a shell (22) and a top plate (23), the bottom plate (21) and the shell (22) are integrally connected and fixed, and the shell (22) is hinged to one side of the top plate (23);

an anti-falling layer (5) is arranged between the ammeter body (1) and the shell (22), a shock pad is arranged between the ammeter body (1) and the bottom plate (21), and a reading window (6) is fixedly arranged at the upper end of the top plate (23) corresponding to the ammeter body (1);

the ammeter is characterized in that a binding post (7) is fixedly arranged on the ammeter body (1), a wire inlet (8) is formed in the position, corresponding to the binding post (7), on the top plate (23), a zero setting button (9) is fixedly arranged on the top plate (23), the zero setting button (9) corresponds to the position of the zero setting button (9) on the ammeter body (1), and the zero setting button is connected with the ammeter body through a spring (10).

2. The ammeter according to claim 1, wherein a locking structure is arranged at an opening and closing position of the top plate (23) corresponding to one side of the casing (22) in a hinged manner, the locking structure comprises a clamping groove (11) and a buckle (12), the clamping groove (11) is formed in the casing (22), and the buckle (12) is arranged at a position of the top plate (23) corresponding to the position of the casing (22) corresponding to the clamping groove (11).

3. An ammeter according to claim 1 or 2 wherein said ammeter housing body (2) is further coated with a thermally insulating layer.

4. An ammeter according to claim 3 wherein the junction of the base of the post (7) and the ammeter body (1) is coated with a layer of insulating elastomer material (13).

5. An ammeter according to claim 4 wherein the reading window (6) has a larger visible area than the rotation range of the dial (14) and pointer (15) on the ammeter body (1).

6. An ammeter according to claim 5 wherein the ammeter body (1) is fixedly provided with two or more terminals (7), and the top plate (23) is provided with a number of inlet ports (8) corresponding to the number of the terminals (7).

7. An ammeter according to claim 6 wherein said housing (22) is provided with a carrying handle (16) on one side thereof, said carrying handle (16) being fixedly attached to said housing (22).