CN213068996U

CN213068996U - Transformer core grounding current tester

Info

Publication number: CN213068996U
Application number: CN202021862550.1U
Authority: CN
Inventors: 陈爱华; 戴俊辉; 陈梅哥; 戴金森
Original assignee: Guangzhou Ruiqi Electromechanical Equipment Co ltd
Current assignee: Guangzhou Ruiqi Electromechanical Equipment Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-04-27
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a transformer core grounding current tester, which comprises a shell, wherein the outer side of the shell is sleeved with a rubber protective sleeve, the inner part of the shell is fixedly connected with an information collector, the side wall of the information collector is fixedly connected with a circuit board, the inner part of the shell is fixedly connected with a battery, the battery is positioned below the circuit board, the inner part of the shell is provided with an insulating pad, the circuit board, the battery and the information collector are all positioned in the insulating pad, the upper surface of the information collector is fixedly connected with a display, the upper surface of the display penetrates through the top part of the shell, a rubber ring is arranged between the display and the shell, dust and water can be prevented from entering the inner part of the shell through the rubber ring arranged between the shell and the display, the insulating pad is arranged in the shell to wrap each electronic element, and effective protective measures can be provided for the electronic element, the entry of dust and water can be blocked.

Description

Transformer core grounding current tester

Technical Field

The utility model belongs to the technical field of current tester equipment, concretely relates to transformer core grounding current tester.

Background

The transformer core earth current tester is a high-precision clamp meter specially designed for measuring AC leakage current, current and voltage, and is suitable for cable leakage detection and transformer earth flat steel leakage measurement. The leakage current and the voltage of the three paths can be tested simultaneously, and the detection value is displayed on the same screen. The large-caliber pincerlike meter is a safe large-caliber pincerlike meter for scientific research experiments, power maintenance and field detection of leakage current and current.

The transformer core grounding current tester on the market at present uses a shell made of plastic, most of the shells are smooth in surface, easy to damage and difficult to hold, dust and water are easy to enter the current tester, and influence is caused on normal use of equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transformer core ground current tester to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a transformer core ground current tester, includes the casing, the outside cover of casing is equipped with the rubber protective sheath, the inside fixedly connected with information collector of casing, fixedly connected with circuit board on the lateral wall of information collector, the inside fixedly connected with battery of casing, the battery is located the below of circuit board, the inside of casing is equipped with the insulating pad, circuit board, battery and information collector all are located the inside of insulating pad, the last fixed surface of information collector is connected with the display, the upper surface of display runs through the top of casing, be equipped with the rubber circle in between display and the casing, two connection ropes of lateral wall fixedly connected with of casing, the one end of connecting the rope is connected with dustproof stopper.

Preferably, the inside fixedly connected with a plurality of fixed blocks of casing, the lateral wall of fixed block and the lateral wall in close contact with of insulating pad.

Preferably, a power connector is arranged inside the shell, one end of the power connector penetrates through the side wall of the shell, and the power connector is connected with the battery through an electric wire.

Preferably, a signal connector is arranged in the shell, one end of the signal connector penetrates through the side wall of the shell, and the signal connector is connected with the information collector through an electric wire.

Preferably, the upper surface of the shell is provided with a power switch key, a return key, a confirmation key and a selection key, and the power switch key, the return key, the confirmation key and the selection key penetrate through the top of the shell and are connected with the circuit board.

Preferably, the outside of casing is equipped with the detector, the detector passes through the connecting wire and links to each other with signal connector, the last fixed surface of detector is connected with the mounting panel, the upper surface of mounting panel is equipped with detects the ring, the one end of detecting the ring runs through mounting panel fixedly connected with depression bar.

Preferably, the side wall of the pressure lever is fixedly connected with a connecting rod, the inside of the detector is fixedly connected with a spring, and one end of the connecting rod penetrates through the side wall of the detector and is connected with the spring.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this transformer core ground current tester locates the rubber protective sheath in the casing outside through the cover, can effectual protection current tester, avoids current tester because of dropping, the damage that causes of colliding with, the inside fixedly connected with fixed block of casing, can effectual fixed current tester inside electronic component's position, prevents the electronic component skew, influences the use of equipment.

(2) This transformer core ground current tester through the rubber circle of setting between casing and display, can block the inside that dust and water got into the casing, and the casing is inside to be equipped with insulating pad and wraps up each electronic component, can provide effectual safeguard measure to electronic component, also can block the entering of dust and water simultaneously.

Drawings

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

fig. 2 is a front view of the present invention;

fig. 3 is a front sectional view of the present invention;

fig. 4 is a side sectional view of the present invention.

In the figure: 1. a housing; 2. a rubber protective sleeve; 3. a display; 4. a rubber ring; 5. selecting a key; 6. confirming the key; 7. returning to the key; 8. a power switch key; 9. a battery; 10. a spring; 11. connecting ropes; 12. a dust plug; 13. a connecting wire; 14. a pressure lever; 15. a detection ring; 16. mounting a plate; 17. a detector; 18. connecting rods; 19. a power supply connector; 20. a circuit board; 21. an insulating pad; 22. a fixed block; 23. an information collector; 24. and a signal connector.

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.

Please refer to fig. 1-4, the utility model provides a transformer core ground current tester, which comprises a housin 1, the outside cover of casing 1 is equipped with rubber protective sleeve 2, the inside fixedly connected with information collector 23 of casing 1, fixedly connected with circuit board 20 on the lateral wall of information collector 23, the inside fixedly connected with battery 9 of casing 1, battery 9 is located the below of circuit board 20, the inside of casing 1 is equipped with insulating pad 21, circuit board 20, battery 9 and information collector 23 all are located insulating pad 21's inside, the last fixed surface of information collector 23 is connected with display 3, the upper surface of display 3 runs through the top of casing 1, be equipped with rubber circle 4 in between display 3 and the casing 1, two connecting ropes 11 of the lateral wall fixedly connected with of casing 1, the one end of connecting rope 11 is connected with dust plug 12.

In this embodiment, preferably, a plurality of fixing blocks 22 are fixedly connected to the inside of the housing 1, the side walls of the fixing blocks 22 are in close contact with the outer side wall of the insulating pad 21, and the fixing blocks 22 are used for fixing the positions of the components inside the housing 1 to prevent deviation.

In this embodiment, preferably, a power connector 19 is disposed inside the housing 1, one end of the power connector 19 penetrates through a side wall of the housing 1, the power connector 19 is connected to the battery 9 through a wire, and a power line is inserted into the power connector 19 to charge the battery 9, thereby ensuring normal use of the current tester.

In this embodiment, preferably, a signal connector 24 is disposed inside the housing 1, one end of the signal connector 24 penetrates through a side wall of the housing 1, the signal connector 24 is connected to the information collector 23 through a wire, and is used for connecting the housing 1 to the detector 17, and the signal is collected through the connection line 13.

In this embodiment, preferably, the upper surface of the housing 1 is provided with a power switch key 8, a return key 7, a confirmation key 6 and a selection key 5, the power switch key 8, the return key 7, the confirmation key 6 and the selection key 5 penetrate through the top of the housing 1 to be connected with the circuit board 20, and the current tester is operated by pressing the keys, so as to achieve the desired effect and purpose.

In this embodiment, preferably, a detector 17 is disposed outside the housing 1, the detector 17 is connected to the signal connector 24 through the connection line 13, the mounting plate 16 is fixedly connected to the upper surface of the detector 17, the detection ring 15 is disposed on the upper surface of the mounting plate 16, one end of the detection ring 15 penetrates through the mounting plate 16 and is fixedly connected to the pressure lever 14, the detection ring 15 is opened by pressing the pressure lever 14, an article to be detected is placed inside the detection ring 15, and the detector 17 detects and collects information on the article.

In this embodiment, it is preferable that a connecting rod 18 is fixedly connected to a side wall of the pressing rod 14, a spring 10 is fixedly connected to an inside of the detector 17, one end of the connecting rod 18 penetrates through the side wall of the detector 17 to be connected to the spring 10, the detecting ring 15 is opened by pressing the pressing rod 14, the spring 10 is provided inside the detector 17, and the detecting ring 15 is closed by the connecting rod 18 and the pressing rod 14.

The utility model discloses a theory of operation and use flow: when the device is used, the device is opened by pressing the power switch key 8 to enable the device to normally operate, the connecting rope 11 is pulled to take the dustproof plug 12 out of the interior of the signal connector 24, one end of the connecting wire 13 is held to insert the connecting wire 13 into the interior of the signal connector 24 to enable the detector 17 to be connected with the shell 1, the two detection rings 15 are separated by pressing the pressure lever 14, an article to be detected is placed in the detection rings 15, the spring 10 is arranged in the detector 17 to close the detection rings 15 through the connecting rod 18 and the pressure lever 14, the current detector is in a detection state by pressing the key, the article in the detection rings 15 is detected through the detector 17, detected information is fed back to the interior of the information collector 23 through the detector 17 and the connecting wire 13, the information collected by the information collector 23 is displayed through the display 3, and the collected information is observed and analyzed through pressing the key, and judging whether the article is normal or not, pressing the power switch key 8 to close the current tester after the detection work is finished, opening the detection ring 15 by pressing the pressing rod 14, closing the detection ring 15 after the article is taken out, pulling the connecting wire 13 to take the connecting wire 13 out of the signal connector 24, holding the dustproof plug 12 and placing the dustproof plug 12 into the signal connector 24.

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 transformer core ground current tester, includes casing (1), its characterized in that: the outer side of the shell (1) is sleeved with a rubber protective sleeve (2), the inner part of the shell (1) is fixedly connected with an information collector (23), a circuit board (20) is fixedly connected onto the side wall of the information collector (23), a battery (9) is fixedly connected into the shell (1), the battery (9) is positioned below the circuit board (20), an insulating pad (21) is arranged inside the shell (1), the circuit board (20), the battery (9) and the information collector (23) are all positioned inside the insulating pad (21), the upper surface of the information collector (23) is fixedly connected with a display (3), the upper surface of the display (3) penetrates through the top of the shell (1), a rubber ring (4) is arranged between the display (3) and the shell (1), and the outer side wall of the shell (1) is fixedly connected with two connecting ropes (11), one end of the connecting rope (11) is connected with a dustproof plug (12).

2. The transformer core grounding current tester of claim 1, wherein: the inner part of the shell (1) is fixedly connected with a plurality of fixing blocks (22), and the side walls of the fixing blocks (22) are in close contact with the outer side wall of the insulating pad (21).

3. The transformer core grounding current tester of claim 1, wherein: the novel solar battery is characterized in that a power connector (19) is arranged inside the shell (1), one end of the power connector (19) penetrates through the side wall of the shell (1), and the power connector (19) is connected with the battery (9) through an electric wire.

4. The transformer core grounding current tester of claim 1, wherein: the novel intelligent information collector is characterized in that a signal connector (24) is arranged inside the shell (1), one end of the signal connector (24) penetrates through the side wall of the shell (1), and the signal connector (24) is connected with the information collector (23) through an electric wire.

5. The transformer core grounding current tester of claim 1, wherein: the upper surface of casing (1) is equipped with switch button (8), returns button (7), confirms button (6) and selects button (5), switch button (8), return button (7), confirm button (6) and select button (5) run through the top of casing (1) and link to each other with circuit board (20).

6. The transformer core grounding current tester of claim 1, wherein: the outside of casing (1) is equipped with detector (17), detector (17) link to each other with signal connector (24) through connecting wire (13), the last fixed surface of detector (17) is connected with mounting panel (16), the upper surface of mounting panel (16) is equipped with detects ring (15), the one end that detects ring (15) runs through mounting panel (16) fixedly connected with depression bar (14).

7. The transformer core grounding current tester of claim 6, wherein: the detector is characterized in that a connecting rod (18) is fixedly connected to the side wall of the pressure rod (14), a spring (10) is fixedly connected to the inside of the detector (17), and one end of the connecting rod (18) penetrates through the side wall of the detector (17) to be connected with the spring (10).