CN219122347U

CN219122347U - Switching device for circuit test

Info

Publication number: CN219122347U
Application number: CN202223173230.7U
Authority: CN
Inventors: 林计卓; 蒋考
Original assignee: Shenzhen A Unit Electronic Co ltd
Current assignee: Shenzhen A Unit Electronic Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-06-02
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a switching device for circuit test, which relates to the technical field of switching devices for circuit test and comprises a bottom plate, a switching unit and a clamping plate unit; an arch plate is arranged at the front side of the upper end of the bottom plate; the switching unit contains vertical axis, the carousel, the spring case, the slide, electric putter and spring, the middle part rotation of bottom plate is connected with the vertical axis, the upper end of vertical axis is connected at the lower extreme middle part of carousel, the lower extreme of carousel is rotated through the interlink and is connected the upper end at the bottom plate, the spring case is installed to the upper end circumference equidistance of carousel, sliding connection has the slide about the inside of spring case, this switching device is used in circuit test, can constantly switch the test board that corresponds and use the solder joint that electrically conductive contact pin contacted the correspondence, it is more accurate with the solder joint contact, the test effect of circuit is better, use the board seat that corresponds can block different circuit boards, realize the fixed to different circuit boards, personnel are difficult for the mistake electric shock ware component during the test, guarantee the stability that the circuit board later stage was used.

Description

Switching device for circuit test

Technical Field

The utility model relates to the technical field of switching devices for circuit testing, in particular to a switching device for circuit testing.

Background

The circuit can supply stable transportation of power, and after circuit board production is accomplished, usually need test the circuit on it, guarantee the accuracy of internal circuit, avoid directly using, cause the short circuit, damage equipment.

In the prior art, when testing a circuit on a circuit board, a buzzer of a universal meter is usually required to be used for carrying out on-off test on a designated welding spot of the circuit on the circuit board by comparing a circuit diagram, a worker is required to constantly exchange positions of two pointers of the universal meter to contact the welding spot, the welding spot is easy to touch by mistake when the worker operates, the circuit test result is influenced, and the test effect on the circuit is poor; the direction position of the circuit board needs to be continuously changed during testing, and when the circuit board is moved, a person can easily touch an electrical element on the circuit board by mistake, so that the electrical element falls off and the like, and the later use effect of the circuit board is further affected.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the switching device for circuit test, which can continuously switch the corresponding test board to contact the corresponding welding spots by using the conductive pins, is more accurate in contact with the welding spots, has better circuit test effect, can clamp different circuit boards by using the corresponding board seat, realizes the fixation of the different circuit boards, ensures the stability of later use of the circuit boards, and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a switching device for circuit test comprises a bottom plate, a switching unit and a clamping plate unit;

a bottom plate: an arch board is arranged at the front side of the upper end;

and a switching unit: the electric rotating mechanism comprises a vertical shaft, a rotating disc, a spring box, a sliding plate, an electric push rod and a spring, wherein the middle part of a bottom plate is rotationally connected with the vertical shaft, the upper end of the vertical shaft is connected with the middle part of the lower end of the rotating disc, the lower end of the rotating disc is rotationally connected with the upper end of the bottom plate through a interlink, the spring box is installed at equal intervals on the circumference of the upper end of the rotating disc, the sliding plate is connected with the inside of the spring box in a sliding manner, the electric push rod is installed at the upper end of the spring box, the telescopic end of the electric push rod extending into the spring box is connected with the upper end of the sliding plate, the upper end of the spring is connected with the upper end of the spring box, and the lower end of the spring is connected with the upper end of the sliding plate; through the rotation of vertical axis, can bring the carousel to rotate, can remove the test board on the slide in the different spring case to the front side, after in place, electric putter loses electricity, and the spring is pushing the slide and moves down, and then the conductive contact pin under the test board contacts with the solder joint of circuit on the circuit board, when LED lamp pearl is bright, is switching on promptly, and the circuit test passes, can constantly switch the corresponding test board and make the solder joint that conductive contact pin contacted corresponding, and it is more accurate with the solder joint contact.

Cardboard unit: is arranged in the middle of the front end of the bottom plate.

Further, the switching unit further comprises a test plate, conductive pins and LED lamp beads, one end of the test plate is connected to the sliding plate through bolt threads, the conductive pins are mounted on the lower side of the other end of the test plate, and the LED lamp beads are mounted on the upper end of the test plate. The test board contains circuit, and is connected with external power supply electricity, after two or more conductive contact pins formed the passageway, can make the LED lamp pearl obtain the electricity and give out light.

Further, the cardboard unit contains board case and board seat, front end mid-mounting of bottom plate has the board case, board seat has been inserted to the board case. The circuit board card is placed in the fixed board seat by utilizing the board box to conveniently plug in different board seats, so that the circuit on the circuit board can be automatically tested, and the fixation of different circuit boards can be realized.

Further, the cardboard unit still contains dials the strip, the front end middle part of board seat rotates and is connected with the short column, the upper end of dialling the strip is connected with the front end of short column, the lower extreme joint of dialling the strip is in the dialling inslot of board case front end. After the plate seat is inserted into the plate box, the poking bar is poked, so that the lower end of the poking bar is clamped in the poking groove at the front end of the plate box.

Further, the intelligent elevator comprises a vertical barrel, wherein the vertical barrel is arranged in the middle of the upper end of the inside of the arch plate, and a photosensitive sensor is arranged at the upper end of the inside of the vertical barrel. When the circuit test is passed, the LED lamp beads are electrified to emit light into the vertical tube, the photosensitive sensor receives the light signals and sends the light signals to the external controller, and recording can be performed.

Further, the motor is arranged at the lower end of the bottom plate, the output shaft of the motor is provided with a main gear, and the main gear is in meshed connection with the auxiliary gear. The motor works, and the vertical shaft can be rotated by utilizing the meshing of the main gear and the auxiliary gear.

Compared with the prior art, the utility model has the beneficial effects that: the switching device for circuit test has the following advantages:

1. this auto-change over device for circuit test is equipped with the switching element, through the rotation of vertical axis, can bring the carousel to rotate, can remove the test board on the slide in the different spring case to the front side, and back in place, electric putter loses electricity, and the spring is pushing the slide and is moving down, and then the solder joint contact of circuit on the circuit board of conductive contact pin under the test board, when LED lamp pearl is bright, for switching on promptly, the circuit test passes, can constantly switch over the corresponding test board and make the solder joint that conductive contact pin contacted the correspondence, and is more accurate with the solder joint contact, the test effect of circuit is better.

2. This auto-change over device for circuit test is equipped with the cardboard unit, utilizes the board case to conveniently peg graft different board seats, places the circuit board card that corresponds in fixed board seat, can test the circuit on the circuit board voluntarily, can realize the fixed to different circuit boards, personnel are difficult for the mistake electric shock ware component during the test, guarantee the stability that the circuit board later stage was used.

3. According to the switching device for circuit test, after the circuit test is passed, the LED lamp beads are electrified to emit light into the vertical tube, the photosensitive sensor receives the light signals and sends the light signals to the external controller, and then the test result of each step of the circuit can be recorded, so that the applicability is stronger.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the right side cross-sectional structure of the present utility model;

fig. 3 is a schematic view of a partial enlarged structure at a in fig. 2 according to the present utility model.

In the figure: 1 bottom plate, 2 arch bar, 3 switching unit, 31 vertical axis, 32 carousel, 33 spring case, 34 slide, 35 electric putter, 36 spring, 37 test board, 38 electrically conductive contact pin, 39LED lamp pearl, 4 cardboard unit, 41 board case, 42 board seat, 43 plectrum, 5 vertical tube, 6 follow gear, 7 motor.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present embodiment provides a technical solution: a switching device for circuit test comprises a bottom plate 1, a switching unit 3 and a clamping plate unit 4;

the base plate 1: the front side of the upper end is provided with a arch board 2;

switching unit 3: the electric rotating mechanism comprises a vertical shaft 31, a rotating disc 32, a spring box 33, a sliding plate 34, an electric push rod 35 and a spring 36, wherein the middle part of a bottom plate 1 is rotationally connected with the vertical shaft 31, the upper end of the vertical shaft 31 is connected with the middle part of the lower end of the rotating disc 32, the lower end of the rotating disc 32 is rotationally connected with the upper end of the bottom plate 1 through a interlink, the spring box 33 is installed at equal intervals on the circumference of the upper end of the rotating disc 32, the sliding plate 34 is vertically and slidably connected inside the spring box 33, the electric push rod 35 is installed at the upper end of the spring box 33, the telescopic end of the electric push rod 35 extending into the spring box 33 is connected with the upper end of the sliding plate 34, the upper end of the spring 36 is connected with the upper end of the spring box 33, and the lower end of the spring 36 is connected with the upper end of the sliding plate 34; through the rotation of the vertical shaft 31, the rotary table 32 can be carried to rotate, the test boards 37 on the sliding plates 34 in different spring boxes 33 can be moved to the front side, after the electric push rod 35 is powered off, the springs 36 push the sliding plates 34 to move downwards, the conductive pins 38 under the test boards 37 are in contact with the welding spots of the circuits on the circuit board, when the LED lamp beads 39 are on, the circuit is conducted, the circuit is tested, the corresponding test boards 37 can be continuously switched to enable the conductive pins 38 to be in contact with the corresponding welding spots, the contact with the welding spots is more accurate, and the test effect of the circuit is better.

The switching unit 3 further comprises a test board 37, conductive pins 38 and LED lamp beads 39, one end of the test board 37 is connected to the sliding plate 34 through bolt threads, the conductive pins 38 are mounted on the lower side of the other end of the test board 37, and the LED lamp beads 39 are mounted on the upper end of the test board 37. The test board 37 contains a circuit, which is electrically connected to an external power source, and when two or more conductive pins 38 form a path, the LED lamp beads 39 can be electrically lighted, so that the circuit can be conveniently and automatically tested.

Cardboard unit 4: is arranged in the middle of the front end of the bottom plate 1.

The clamping plate unit 4 comprises a plate box 41 and a plate seat 42, the plate box 41 is mounted in the middle of the front end of the bottom plate 1, and the plate seat 42 is inserted into the plate box 41. Utilize the board case 41 to conveniently peg graft different board seats 42, put the circuit board card that corresponds in fixed board seat 42, can test the circuit on the circuit board automatically, can realize the fixed to different circuit boards, personnel are difficult for the mistake electric shock ware component during the test, guarantee the stability that the circuit board later stage was used.

The clamping plate unit 4 further comprises a poking bar 43, a short column is rotationally connected to the middle of the front end of the plate seat 42, the upper end of the poking bar 43 is connected with the front end of the short column, and the lower end of the poking bar 43 is clamped in a poking groove at the front end of the plate box 41. After the plate seat 42 is inserted into the plate box 41, the poking bar 43 is poked, so that the lower end of the poking bar is clamped in the poking groove at the front end of the plate box 41, and the plate seat 42 can be fixed, so that the plate seat is more convenient to replace.

Still include a vertical section of thick bamboo 5, the inside upper end mid-mounting of arched plate 2 has a vertical section of thick bamboo 5, and photosensitive sensor is installed to the inside upper end of vertical section of thick bamboo 5. After the circuit test is passed, the LED lamp beads 39 are electrified to emit light into the vertical tube 5, the photosensitive sensor receives the light signals and sends the light signals to the external controller, and recording can be performed, so that the applicability is stronger.

The motor 7 is arranged at the lower end of the bottom plate 1, the output shaft of the motor 7 is provided with a main gear, and the main gear is in meshed connection with the auxiliary gear 6. The motor 7 works, and the vertical shaft 31 can be rotated by utilizing the meshing of the main gear and the auxiliary gear 6, so that the turntable 32 can be rotated conveniently, and different test boards 37 are switched for testing.

The working principle of the switching device for circuit test provided by the utility model is as follows: when testing the circuit on the circuit board, firstly, the corresponding board seat 42 is inserted into the board box 41, the poking bar 43 is poked, the lower end of the poking bar is clamped in the poking groove at the front end of the board box 41, the fixing of the board seat 42 can be realized, then the corresponding circuit board is clamped in the board seat 42, the motor 7 works, the vertical shaft 31 rotates with the turntable 32 by utilizing the meshing of the main gear and the slave gear 6, the test board 37 on the sliding plate 34 in different spring boxes 33 moves to the front side, after the electric push rod 35 is powered off, the spring 36 pushes the sliding plate 34 to move downwards, the conductive contact pin 38 under the test board 37 is in contact with the welding point of the circuit on the circuit board, when the LED lamp bead 39 is on, the circuit is tested, the LED lamp bead 39 is electrified to emit light into the vertical barrel 5, the photosensitive sensor receives a light signal, and sends the light signal to the external controller for recording, the corresponding welding point 37 can be continuously switched to make the conductive contact pin 38 contact with the welding point, the contact effect is more accurate, the circuit testing effect is better, and the use is convenient.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a switching device for circuit test which characterized in that: comprises a bottom plate (1), a switching unit (3) and a clamping plate unit (4);

bottom plate (1): an arch board (2) is arranged at the front side of the upper end;

switching unit (3): the electric lifting device comprises a vertical shaft (31), a rotary table (32), a spring box (33), sliding plates (34), an electric push rod (35) and springs (36), wherein the vertical shaft (31) is rotationally connected to the middle of the bottom plate (1), the upper end of the vertical shaft (31) is connected to the middle of the lower end of the rotary table (32), the lower end of the rotary table (32) is rotationally connected to the upper end of the bottom plate (1) through a interlink, the spring box (33) is installed at equal intervals on the circumference of the upper end of the rotary table (32), the sliding plates (34) are vertically connected in the spring box (33), the electric push rod (35) is installed at the upper end of the spring box (33), the telescopic end of the electric push rod (35) stretching into the spring box (33) is connected to the upper end of the sliding plates (34), the upper end of the springs (36) is connected to the upper end of the inner part of the spring box (33), and the lower end of the springs (36) is connected to the upper end of the sliding plates (34).

Cardboard unit (4): is arranged in the middle of the front end of the bottom plate (1).

2. The switching device for circuit testing according to claim 1, wherein: the switching unit (3) further comprises a test board (37), conductive pins (38) and LED lamp beads (39), one end of the test board (37) is connected to the sliding plate (34) through bolt threads, the conductive pins (38) are arranged on the lower side of the other end of the test board (37), and the LED lamp beads (39) are arranged at the upper end of the test board (37).

3. The switching device for circuit testing according to claim 1, wherein: the clamping plate unit (4) comprises a plate box (41) and a plate seat (42), wherein the plate box (41) is installed in the middle of the front end of the bottom plate (1), and the plate seat (42) is inserted into the plate box (41).

4. A switching device for testing a circuit according to claim 3, wherein: the clamping plate unit (4) further comprises a poking strip (43), a short column is rotationally connected to the middle of the front end of the plate seat (42), the upper end of the poking strip (43) is connected with the front end of the short column, and the lower end of the poking strip (43) is clamped in a poking groove at the front end of the plate box (41).

5. The switching device for circuit testing according to claim 1, wherein: still include a vertical section of thick bamboo (5), the inside upper end mid-mounting of arched plate (2) has a vertical section of thick bamboo (5), photosensitive sensor is installed to the inside upper end of vertical section of thick bamboo (5).

6. The switching device for circuit testing according to claim 1, wherein: the motor is characterized by further comprising a slave gear (6) and a motor (7), the slave gear (6) is arranged at the lower end of the vertical shaft (31), the motor (7) is arranged at the lower end of the bottom plate (1), and a main gear is arranged on an output shaft of the motor (7) and is in meshed connection with the slave gear (6).