CN213364860U

CN213364860U - Super large bore pincerlike leakage current meter

Info

Publication number: CN213364860U
Application number: CN202021586402.1U
Authority: CN
Inventors: 伍军
Original assignee: Guangdong Jun'an Zhiyuan Technology Co ltd
Current assignee: Guangdong Jun'an Zhiyuan Technology Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-06-04
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses an ultra-large-diameter pincerlike leakage current meter, which comprises a leakage current meter, wherein a binding clip is fixedly arranged at the top of the leakage current meter, a USB interface is arranged at the bottom of the leakage current meter, a lock plunger is fixedly arranged at the middle part of the front side of the leakage current meter, a LED display screen is fixedly arranged at the bottom of the front side of the leakage current meter, a HOLD button, a PEAK button and a POWER button are sequentially and fixedly arranged at the top of the LED display screen from left to right, a battery jar is arranged at the bottom of the back side of the leakage current meter, and one side of the leakage current meter is rotationally connected with a trigger through a rotating shaft; the instrument is provided with a USB interface, 99 groups of data can be stored, and the stored data can be uploaded to a computer through system software, so that the functions of reading, storing, printing and the like of historical data are facilitated; the instrument also has the data retention function, and is simple to operate, convenient to use, and the function is abundant.

Description

Super large bore pincerlike leakage current meter

Technical Field

The utility model relates to a leak the ampere meter, in particular to super large bore pincerlike leak the ampere meter belongs to the electric power field.

Background

The clamp-on leakage current meter with the ultra-large diameter is elaborately designed and manufactured for measuring alternating current leakage current and current, adopts CT technology and digital integration technology, has the ultra-large diameter, is particularly suitable for detecting cable leakage and transformer grounding flat steel leakage, is full-automatic, has LCD display, is clear at a glance, and is convenient and quick. The method is widely applied to the fields of electric power, communication, meteorology, railways, oil fields, buildings, measurement, scientific research and teaching units, industrial and mining enterprises and the like. The leakage test device in the prior art has low test precision, can not effectively store and record test data, and can not look up and read historical data. Therefore, we improve the problem and provide a clamp-on leakage current meter with an ultra-large caliber.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a super large bore pincerlike ampere meter that leaks to the lower and can not effectually preserve and the record to test data of the precision of the test of proposing in solving above-mentioned background art, can't look up and read historical data's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ultra-large-diameter pincerlike leakage current meter, includes the leakage current meter, the top fixed mounting of leakage current meter has the binding clip, the USB interface has been seted up to the bottom of leakage current meter, the positive middle part fixed mounting set bar of leakage current meter, the positive bottom fixed mounting of leakage current meter has the LED display screen, the top of LED display screen from left to right in proper order fixed mounting have HOLD button, PEAK button and POWER button, the battery jar has been seted up to the bottom at the leakage current meter back, the inside fixed mounting of battery jar has two batteries, one side of leakage current meter is rotated through the pivot and is connected with the trigger, two the battery all with leakage current meter electric connection, the leakage current meter respectively with HOLD button, PEAK button, POWER button, binding clip and LED display screen electric connection.

As an optimal technical scheme of the utility model, the top and the bottom at the electric leakage ampere meter back are respectively through a plurality of connecting screws and instrument upper cover and instrument lower cover fixed connection.

As a preferred technical scheme of the utility model, the binding clip includes fixed pincers and activity pincers, the bottom of fixed pincers and the one end fixed connection at leakage current meter top, the top of fixed pincers is connected with the one end block of activity pincers, the other end of activity pincers and the top fixed connection of trigger, just the fixed spring that is provided with in junction of leakage current meter and trigger.

As a preferred technical scheme of the utility model, the lock plunger consists of a slide switch, a fixed plate, a lock core and an elastic limiting sheet, two limiting grooves are arranged at the bottom of the fixed plate, one of the limiting grooves is connected with a limiting bulge in a clamping way at the bottom, the bottom of the limiting bulge is fixedly connected with the top of the elastic limiting sheet, an upper spring fixing groove is arranged at the center of the bottom of the elastic limiting sheet, limiting fixed rods are fixedly connected with both sides of the upper spring fixing groove, the bottom of the upper spring fixing groove is fixedly connected with the top end of a spring, the bottom end of the spring is fixedly connected with a lower spring fixing groove arranged at one end of the top of the lock core, one side of the lock core passes through a sliding groove arranged on the front side of an electric leakage ammeter and is fixedly connected with one side of the slide switch, limiting fixed holes are arranged on both sides of the lower spring fixing groove, and, one end of the lock cylinder penetrates through the leakage current meter to be connected with a lock groove formed in one side of the trigger in a clamping mode.

As an optimal technical scheme of the utility model, the surface cover of trigger is equipped with insulating protective sheath, just line antiskid has been seted up on insulating protective sheath's surface.

As an optimized technical scheme of the utility model, the battery jar passes through set screw and battery apron fixed connection.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an ultra-large caliber pincerlike leakage current meter which can measure continuously, has high precision, high stability and high reliability; the instrument is provided with a USB interface, 99 groups of data can be stored, and the stored data can be uploaded to a computer through system software, so that the functions of reading, storing, printing and the like of historical data are facilitated; the instrument also has the data retention function, and is simple to operate, convenient to use, and the function is abundant.

Drawings

Fig. 1 is a schematic front structural view of the present invention;

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

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

FIG. 4 is a schematic structural view of the lock bolt of the present invention;

FIG. 5 is a system flow diagram of the present invention;

fig. 6 is a block diagram of the leakage current meter according to the present invention.

In the figure: 1. a leakage current meter; 2. a binding clip; 3. a lock bolt; 4. a trigger; 5. an LED display screen; 6. a USB interface; 7. a HOLD button; 8. a PEAK button; 9. a POWER button; 10. a battery cover plate; 11. fixing screws; 12. a connecting screw; 13. a battery; 14. a battery case; 15. a fixing plate; 16. a lock cylinder; 17. An elastic limiting sheet.

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. 1-6, the utility model provides a clamp-on leakage current meter with ultra-large caliber, which comprises a leakage current meter 1, a clamp head 2 is fixedly installed on the top of the leakage current meter 1, a USB interface 6 is installed on the bottom of the leakage current meter 1, a lock bolt 3 is fixedly installed on the middle of the front of the leakage current meter 1, an LED display screen 5 is fixedly installed on the bottom of the front of the leakage current meter 1, a HOLD button 7, a PEAK button 8 and a POWER button 9 are sequentially and fixedly installed on the top of the LED display screen 5 from left to right, a battery slot 14 is installed on the bottom of the back of the leakage current meter 1, two batteries 13 are fixedly installed inside the battery slot 14, one side of the leakage current meter 1 is rotatably connected with a trigger 4 through a rotating shaft, the two batteries 13 are both electrically connected with the leakage current meter 1, the leakage current meter 1 is respectively connected with the HOLD, the POWER button 9, the binding clip 2 and the LED display screen 5 are electrically connected.

Preferably, the top and the bottom of the back of the leakage current meter 1 are respectively and fixedly connected with the upper meter cover and the lower meter cover through a plurality of connecting screws 12, and the upper meter cover and the lower meter cover covering the back of the leakage current meter 1 are fixedly installed through a plurality of connecting screws 12.

Preferably, binding clip 2 includes fixed pincers and activity pincers, and the bottom of fixed pincers and the one end fixed connection at 1 top of leakage current meter, the top of fixed pincers and the one end block of activity pincers are connected, and the other end of activity pincers and the top fixed connection of trigger 4, and leakage current meter 1 is fixed with the spring with the junction of trigger 4, detains trigger 4, drives the upset of activity pincers, drives binding clip 2 and opens and shuts.

Preferably, the lock plunger 3 comprises a sliding switch, a fixing plate 15, a lock cylinder 16 and an elastic limiting sheet 17, wherein the bottom of the fixing plate 15 is provided with two limiting grooves, the bottom of one limiting groove is clamped and connected with a limiting bulge, the bottom of the limiting bulge is fixedly connected with the top of the elastic limiting sheet 17, the center of the bottom of the elastic limiting sheet 17 is provided with an upper spring fixing groove, two sides of the upper spring fixing groove are fixedly connected with limiting fixing rods, the bottom of the upper spring fixing groove is fixedly connected with the top end of a spring, the bottom end of the spring is fixedly connected with a lower spring fixing groove arranged at one end of the top of the lock cylinder 16, one side of the lock cylinder 16 penetrates through a sliding groove arranged on the front surface of the leakage current meter 1 and is fixedly connected with one side of the sliding switch, two sides of the lower spring fixing groove are, one end of the lock cylinder 16 penetrates through the leakage current meter 1 to be connected with a lock groove formed in one side of the trigger 4 in a clamping mode, the lock cylinder 16 is driven to move through the sliding switch, the position of the trigger 4 is locked or unlocked through the lock groove of the access trigger 4, when the lock bolt 3 is in two states of locking or unlocking the trigger 4, the limiting protrusions at the top of the lock cylinder 16 are respectively connected with two limiting grooves of the fixing plate 15 in a clamping mode, and the lock cylinder 16 is fixed.

Preferably, the surface cover of trigger 4 is equipped with insulating protective sheath, and insulating protective sheath's surface has seted up the line antiskid, protects the user, prevents the electric leakage.

Preferably, the battery container 14 is fixedly connected with the battery cover plate 10 through the fixing screw 11, and the battery cover plate 10 closes the battery container 14 through the fixing screw 11, thereby protecting and preventing the battery 13 from falling.

When the clamp-type leakage current meter is used, a POWER button 9 is pressed to start the meter, a common test mode is entered, a battery 13 provides POWER, a trigger 4 is pulled to drive a movable clamp to turn over and drive a clamp head 2 to open and close, a worker operates the clamp head 2 to be connected with a circuit, a tested wire is positioned at the central position of a clamp jaw as much as possible, if the tested wire deviates from the central position of the clamp jaw, an error can be increased by 1% -4%, a lock bolt 3 is pulled to move, the clamp head 2 is fixed through fixing the trigger 4, the operation is simple and convenient, a current detection module detects whether leakage current exists, if the leakage current exists, current data is obtained, the data is transmitted to a control processing center, the control processing center transmits the data to a data display module to transmit the leakage circuit data to an LED display screen 5 for display, an LCD displays the detected current and the leakage current in real time in the test process, LCD data changes along with the change of current and leakage current, when the instrument is removed from the tested wire, the test result is not kept, the LCD display is reset to zero, the control processing center stores the leakage circuit data in the data storage module, the instrument and the computer are connected by a USB communication line, the instrument is started, software is operated, history consulting is selected, and then reading, storing, reporting, printing history data and the like are read, MR symbols are displayed by pressing a PEAK button 8+ POWER button 9 to enter a data consulting mode, stored 01 th group data is automatically displayed, the stored data can be circularly browsed upwards or downwards by pressing the PEAK button 8 or POWER button 9, when the stored last group data is browsed, the first group data is automatically returned, a HOLD button 7 is pressed to exit the data consulting mode, a normal test mode is returned, and in the data consulting mode, all the stored data are cleared by pressing the PEAK button 8+ POWER button 9, and returns to the normal test mode with the "dEL" symbol displayed during data clearing.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a super large bore clip-on ammeter, includes leakage ammeter (1), its characterized in that, the top fixed mounting of leakage ammeter (1) has binding clip (2), USB interface (6) have been seted up to the bottom of leakage ammeter (1), the positive middle part fixed mounting set bar (3) of leakage ammeter (1), the positive bottom fixed mounting of leakage ammeter (1) has LED display screen (5), the top of LED display screen (5) from left to right in proper order fixed mounting have HOLD button (7), PEAK button (8) and POWER button (9), battery jar (14) have been seted up to the bottom at the back of leakage ammeter (1), the inside fixed mounting of battery jar (14) has two batteries (13), one side of leakage ammeter (1), be connected with trigger (4) through the pivot rotation, two battery (13) all with leakage ammeter (1) electric connection, the leakage current meter (1) is electrically connected with the HOLD button (7), the PEAK button (8), the POWER button (9), the binding clip (2) and the LED display screen (5) respectively.

2. The ultra-large caliber clamp-on leakage current meter according to claim 1, characterized in that: the top and the bottom of the back of the leakage current meter (1) are fixedly connected with the upper meter cover and the lower meter cover through a plurality of connecting screws (12).

3. The ultra-large caliber clamp-on leakage current meter according to claim 1, characterized in that: binding clip (2) are including fixed pincers and activity pincers, the bottom of fixed pincers and the one end fixed connection at electric leakage ampere meter (1) top, the top of fixed pincers is connected with the one end block of activity pincers, the other end of activity pincers and the top fixed connection of trigger (4), just electric leakage ampere meter (1) is fixed with the spring with the junction of trigger (4).

4. The ultra-large caliber clamp-on leakage current meter according to claim 1, characterized in that: the lock bolt (3) consists of a sliding switch, a fixing plate (15), a lock cylinder (16) and an elastic limiting sheet (17), wherein the bottom of the fixing plate (15) is provided with two limiting grooves, the bottom of one limiting groove is clamped and connected with a limiting bulge, the bottom of the limiting bulge is fixedly connected with the top of the elastic limiting sheet (17), the center of the bottom of the elastic limiting sheet (17) is provided with an upper spring fixing groove, both sides of the upper spring fixing groove are fixedly connected with limiting fixing rods, the bottom of the upper spring fixing groove is fixedly connected with the top end of a spring, the bottom end of the spring is fixedly connected with a lower spring fixing groove arranged at one end of the top of the lock cylinder (16), one side of the lock cylinder (16) penetrates through a sliding groove arranged on the front surface of the leakage current meter (1) and is fixedly connected with one side of the sliding switch, both sides of the lower spring, the two limiting fixing holes are respectively connected with the bottom ends of the two limiting fixing rods in an inserting mode, and one end of the lock cylinder (16) penetrates through the leakage current meter (1) to be connected with a lock groove formed in one side of the trigger (4) in a clamping mode.

5. The ultra-large caliber clamp-on leakage current meter according to claim 1, characterized in that: the surface cover of trigger (4) is equipped with insulating protective sheath, just line antiskid has been seted up on insulating protective sheath's surface.

6. The ultra-large caliber clamp-on leakage current meter according to claim 1, characterized in that: the battery jar (14) is fixedly connected with the battery cover plate (10) through a fixing screw (11).