CN218974577U

CN218974577U - Calibration device of multifunctional circuit tester

Info

Publication number: CN218974577U
Application number: CN202223468448.5U
Authority: CN
Inventors: 季伟斌
Original assignee: Changchun Fangyuan Aviation Equipment Co ltd
Current assignee: Bangmeng Hongdao Measurement And Testing Co ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-05-05
Anticipated expiration: 2032-12-26

Abstract

The utility model provides a calibration device of a multifunctional circuit tester, which comprises a calibration mechanism, wherein the calibration mechanism comprises a wiring row, a wiring port, a converter, an ammeter and a voltmeter; the plurality of wiring ports are arranged on the front side of the wiring row at equal intervals. According to the utility model, the rotating knob drives the L-shaped plate to move upwards through the rotation of the screw rod to enable a plurality of wiring ports to be exposed, an external circuit is connected into the corresponding wiring ports, the converter converts current and voltage in the circuit, the ammeter tests the current in the circuit, the voltmeter tests the voltage in the circuit, the corresponding connection flat cable in the conversion circuit can be selected by utilizing the switch circuit in the wiring row, the performance calibration can be carried out on the voltage resistance test and the leakage current test by utilizing the corresponding selective capacities of the switch circuit in the wiring row and the switch circuit in the wiring row, the calibration efficiency is high, the application range is large, and the problem that the circuit tester is difficult to detect when the circuit is short-circuited and broken in the subsequent use is avoided.

Description

Calibration device of multifunctional circuit tester

Technical Field

The utility model relates to a calibration device, in particular to a multifunctional circuit tester calibration device, and belongs to the technical field of circuit tester calibration.

Background

The circuit tester is a special instrument designed for testing various electronic and telecommunication wires and connectors, is widely applied to wiring detection in the fields of computers, communication and the like, and can be used for testing common short circuits and open circuits of wires, testing resistance of connecting wires and connectors, testing insulation impedance, withstand voltage and leakage current of any two connecting wires, checking unqualified wires through the testing of the circuit tester and accurately judging which end point has the short circuit or open circuit phenomenon.

However, the existing line tester cannot perform performance calibration on the withstand voltage test and the leakage current test when in use, has low calibration efficiency and small application range, and is difficult to detect when the line is short-circuited and broken when in subsequent use.

Disclosure of Invention

In view of the foregoing, it is desirable to provide a calibration device for a multifunctional line tester, which solves or alleviates the technical problems of the prior art, and at least provides an advantageous option.

The technical scheme of the embodiment of the utility model is realized as follows: the calibration device of the multifunctional line tester comprises a calibration mechanism, wherein the calibration mechanism comprises a wiring row, a wiring port, a converter, an ammeter and a voltmeter;

the wire connection device comprises a plurality of wire connection ports, a plurality of wire connection rows and a voltmeter, wherein the wire connection ports are formed in the front side of the wire connection rows at equal intervals, a supporting block is fixedly connected to the right side of the wire connection rows, a converter is fixedly mounted at the top of the supporting block, the converter is electrically connected with the wire connection rows, the right side of the converter is electrically connected with a first connector lug, the right side of the first connector lug is electrically connected with a first wire connection seat, the voltmeter is arranged on the rear side of the first wire connection seat, the first wire connection seat is electrically connected with the voltmeter through a first conducting wire, and the voltmeter is arranged on the front side of the first wire connection seat.

Further preferably, the first wire holder is electrically connected with the voltmeter through a second conductive wire, and the right side of the ammeter and the right side of the voltmeter are both electrically connected with a third conductive wire.

Further preferably, one end of each of the two third conductive wires, which is close to each other, is electrically connected to the same second wire holder.

Further preferably, the right side of the second wire holder is electrically connected with a second wire connector, and the front side of the wire connector is fixedly connected with a display screen.

Further preferably, a U-shaped block is fixedly connected to the right side of the wiring row, and the converter is located on the inner side of the U-shaped block.

Further preferably, a dustproof mechanism is arranged at the front side of the calibration mechanism, and the dustproof mechanism comprises an L-shaped plate, a screw rod and a knob;

the L-shaped plate is movably contacted with the front side of the wiring row, and the L-shaped plate is matched with a plurality of wiring ports.

Further preferably, the screw is rotatably mounted at the top of the wiring row, and the knob is fixedly mounted at the top end of the screw.

Further preferably, the top of the wiring row is fixedly connected with two positioning rods, the L-shaped plate is sleeved on the outer side of the screw rod in a threaded manner, and the L-shaped plate is sleeved on the outer sides of the two positioning rods in a sliding manner.

By adopting the technical scheme, the embodiment of the utility model has the following advantages:

according to the utility model, the rotating knob drives the L-shaped plate to move upwards through the rotation of the screw rod to enable a plurality of wiring ports to be exposed, an external circuit is connected into the corresponding wiring ports, the converter converts current and voltage in the circuit, the ammeter tests the current in the circuit, the voltmeter tests the voltage in the circuit, the corresponding connection flat cable in the conversion circuit can be selected by utilizing the switch circuit in the wiring row, the performance calibration can be carried out on the voltage resistance test and the leakage current test by utilizing the corresponding selective capacities of the switch circuit in the wiring row and the switch circuit in the wiring row, the calibration efficiency is high, the application range is large, and the problem that the circuit tester is difficult to detect when the circuit is short-circuited and broken in the subsequent use is avoided.

The foregoing summary is for the purpose of the specification only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present utility model will become apparent by reference to the drawings and the following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a front perspective view of the present utility model;

FIG. 2 is a bottom perspective view of the present utility model;

FIG. 3 is a perspective view of the present utility model with the wire connection exposed;

fig. 4 is an enlarged view of the structure of the area a of fig. 2.

Reference numerals: 1. a calibration mechanism; 2. a wiring row; 3. a wiring port; 4. a support block; 5. a converter; 6. a first connector lug; 7. a first wire holder; 8. a first conductive line; 9. an ammeter; 10. a second conductive line; 11. a voltmeter; 12. a third conductive line; 13. a second wire holder; 14. a second connector lug; 15. a U-shaped block; 16. a display screen; 17. a dust-proof mechanism; 18. an L-shaped plate; 19. a screw; 20. a knob; 21. and a positioning rod.

Detailed Description

Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-4, the embodiment of the utility model provides a calibration device of a multifunctional circuit tester, which comprises a calibration mechanism 1, wherein the calibration mechanism 1 comprises a wiring row 2, a wiring port 3, a converter 5, an ammeter 9 and a voltmeter 11;

the wiring row 2 is arranged on the front side of the wiring row 2 at equal intervals, the supporting block 4 is fixedly connected to the right side of the wiring row 2, the converter 5 is fixedly arranged on the top of the supporting block 4, the converter 5 is electrically connected with the wiring row 2, the first wiring head 6 is electrically connected to the right side of the converter 5, the first wiring seat 7 is electrically connected to the right side of the first wiring head 6, the ammeter 9 is arranged on the rear side of the first wiring seat 7, the first wiring seat 7 is electrically connected with the ammeter 9 through the first conducting wire 8, the ammeter 11 is arranged on the front side of the first wiring seat 7, the first wiring seat 7 is electrically connected with the ammeter 11 through the second conducting wire 10, the third conducting wire 12 is electrically connected to the right side of the ammeter 9, one end of each third conducting wire 12, which is close to each other, is electrically connected with the same second wiring seat 13, an external circuit is connected into the corresponding wiring hole 3, the converter 5 converts current and voltage in the circuit, the ammeter 9 tests the current in the circuit and the voltage, the ammeter 16 tests the voltage in the circuit, the ammeter 16 tests the voltage, and the voltage in the circuit tests the display screen 16.

In one embodiment, the right side of the second wire holder 13 is electrically connected with the second connector lug 14, the front side of the wire row 2 is fixedly connected with the display screen 16, the right side of the wire row 2 is fixedly connected with the U-shaped block 15, the converter 5 is located on the inner side of the U-shaped block 15, and the arrangement of the U-shaped block 15 has the effect of protecting the converter 5.

In one embodiment, the front side of the calibration mechanism 1 is provided with a dust-proof mechanism 17, the dust-proof mechanism 17 comprising an L-shaped plate 18, a screw 19 and a knob 20;

l shaped plate 18 movable contact is in the front side of wiring row 2, L shaped plate 18 cooperatees with a plurality of wiring mouths 3, screw 19 rotates the top of installing in wiring row 2, knob 20 fixed mounting is in the top of screw 19, the top fixedly connected with two locating levers 21 of wiring row 2, L shaped plate 18 thread bush is established in the outside of screw 19, the outside of two locating levers 21 is located to L shaped plate 18 slip cap, rotate knob 20, knob 20 work drives screw 19 rotation, screw 19 rotates and drives L shaped plate 18 and upwards moves, L shaped plate 18 slides in the outside of two locating levers 21, along with L shaped plate 18 removal for a plurality of wiring mouths 3 are exposed, the dustproof effect has been played in the setting of L shaped plate 18.

In one embodiment, the model number of the converter 5 is 485fop.

The utility model works when in work: during the use, insert the second connector lug 14 to the circuit tester, immediately rotate knob 20, knob 20 work drives screw rod 19 and rotates, screw rod 19 rotates and drives L shaped plate 18 upwards to remove, L shaped plate 18 slides in the outside of two locating levers 21, along with L shaped plate 18 removes, a plurality of wiring mouths 3 are exposed, dustproof effect has been played in setting up of L shaped plate 18, connect the external circuit to corresponding wiring mouths 3, the effect of protecting converter 5 has been played in setting up of U-shaped piece 15, converter 5 converts circuit internal current and voltage, the electric current in the electric current meter 9 test circuit and show through display screen 16, the voltage in the voltmeter 11 test circuit shows through display screen 16, utilize the corresponding connection winding displacement in the switching circuit in the wiring row 2 can be selected, utilize the corresponding selective capacity of in-line selection switching circuit, the line selection switching circuit realizes the withstand voltage test of wire tester, leak current test and the performance calibration of finding the some function, calibration of calibration efficiency is high, the calibration is wide, safety and reliability.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that various changes and substitutions are possible within the scope of the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a multi-functional circuit tester calibrating device, includes calibration mechanism (1), its characterized in that: the calibration mechanism (1) comprises a wiring row (2), a wiring port (3), a converter (5), an ammeter (9) and a voltmeter (11);

a plurality of wiring mouths (3) equidistant are seted up the front side of wiring row (2), the right side fixedly connected with supporting shoe (4) of wiring row (2), converter (5) fixed mounting in the top of supporting shoe (4), converter (5) with wiring row (2) electric connection, the right side electric connection of converter (5) has first connector lug (6), the right side electric connection of first connector lug (6) has first connector lug (7), ampere meter (9) set up in the rear side of first connector lug (7), first connector lug (7) through first conducting wire (8) with ampere meter (9) electric connection, voltmeter (11) set up in the front side of first connector lug (7).

2. The calibration device for a multifunctional line tester according to claim 1, wherein: the first wire holder (7) is electrically connected with the voltmeter (11) through a second conducting wire (10), and the right side of the ammeter (9) and the right side of the voltmeter (11) are electrically connected with a third conducting wire (12).

3. The calibration device for a multifunctional line tester according to claim 2, wherein: one end of each third conducting wire (12) close to each other is electrically connected with the same second wire holder (13).

4. A multi-function line tester calibration device as claimed in claim 3, wherein: the right side of second connection terminal (13) is connected with second connector lug (14) electrically, the front side fixedly connected with display screen (16) of wiring row (2).

5. The calibration device for a multifunctional line tester according to claim 4, wherein: the right side of the wiring row (2) is fixedly connected with a U-shaped block (15), and the converter (5) is positioned at the inner side of the U-shaped block (15).

6. The calibration device for a multifunctional line tester according to claim 5, wherein: a dustproof mechanism (17) is arranged on the front side of the calibration mechanism (1), and the dustproof mechanism (17) comprises an L-shaped plate (18), a screw (19) and a knob (20);

the L-shaped plate (18) is movably contacted with the front side of the wiring row (2), and the L-shaped plate (18) is matched with a plurality of wiring ports (3).

7. The calibration device for a multi-purpose circuit tester of claim 6, wherein: the screw rod (19) is rotatably arranged at the top of the wiring row (2), and the knob (20) is fixedly arranged at the top end of the screw rod (19).

8. The calibration device for a multi-function circuit tester according to claim 7, wherein: the top fixedly connected with two locating rods (21) of wiring row (2), L shaped plate (18) thread bush is established in the outside of screw rod (19), L shaped plate (18) slip cap is located two the outside of locating rod (21).