CN214703857U

CN214703857U - Portable VC tester

Info

Publication number: CN214703857U
Application number: CN202120533811.3U
Authority: CN
Inventors: 郏金鹏; 张苏
Original assignee: Jiangsu Xingeno Electronic Technology Co ltd
Current assignee: Jiangsu Xingeno Electronic Technology Co ltd
Priority date: 2021-03-15
Filing date: 2021-03-15
Publication date: 2021-11-12
Anticipated expiration: 2031-03-15

Abstract

The utility model discloses a portable VC tester, which comprises a box body, wherein a box cover is hinged on one side of the box body, and a display screen, a control panel and a cable device are arranged inside the box body; the cable device comprises a main shaft, a driving device is arranged at the left end of the main shaft, a winding frame is arranged on the right side of the main shaft, the winding frame and the main shaft synchronously rotate, a plurality of conducting rings are sleeved on the main shaft and comprise inner rings arranged on the inner sides of the winding frame and outer rings arranged on the outer sides of the winding frame, the outer rings and the inner rings are connected through wires inside the main shaft respectively, fixing blocks are matched with the outer rings and arranged in the box body, and the fixing blocks are arranged in the box body. Has the advantages that: the utility model discloses portable VC tester is equipped with the equipment that box and case lid are favorable to accomodating the test usefulness, and portable uses is equipped with the cable device and is favorable to fast with the roll-up of longer test wire on the winding frame, and the rotatable design of display screen has the visual angle of regulation to be convenient for observe measured data.

Description

Portable VC tester

Technical Field

The utility model relates to a tester technical field specifically indicates a portable VC tester.

Background

With the rapid development of the current society, electronic products are gradually inseparable from people, and it is known that when electronic products are produced, a TVS tube is needed, a direct current power supply system can have energy storage and filter capacitors with different capacities at an input end according to different power levels, a capacitor can be charged at the moment of power-on starting to generate a large impact current, the impact current has large interference on a power supply, a load and other electric equipment, and the operation of the TVS tube is abnormal or even damaged when the TVS tube is serious, the TVS tube is a novel high-efficiency circuit protection device which is commonly used, has extremely fast response time (subnanosecond level) and quite high surge absorption capacity, and when two ends of the TVS are subjected to instantaneous high-energy impact, the TVS can change an impedance value between the two ends from high impedance to low impedance to absorb an instantaneous large current so as to clamp the voltage at the two ends of the TVS on a preset value, thereby protecting the following circuit elements from the impact of transient high voltage spikes. As such, TVS tubes can be used to protect equipment or circuitry from static electricity, transient voltages generated when inductive loads are switched, and overvoltages generated by inductive lightning. A user or a production merchant of the TVS often needs to perform a current impact test on the TVS to test the tolerable high-energy impact range of the TVS, and a VC tester needs to be used when the TVS is tested, and most of the existing testers are fixed and inconvenient to carry; therefore, a portable VC tester is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome above technical defect, provide a simple structure, the practicality is strong, a portable VC tester that excellent in use effect.

In order to solve the technical problem, the utility model provides a technical scheme does: a portable VC tester comprises a box body, wherein a box cover is hinged to one side of the box body, and a display screen, a control panel and a cable device are arranged in the box body; the cable device comprises a main shaft, a driving device is arranged at the left end of the main shaft, a winding frame is arranged on the right side of the main shaft, the winding frame and the main shaft synchronously rotate, a plurality of conducting rings are sleeved on the main shaft, the conducting rings comprise an inner ring arranged on the inner side of the winding frame and an outer ring arranged on the outer left side of the winding frame, the outer ring and the inner ring are respectively connected inside the main shaft through wires, a fixed block is arranged in the outer ring in a matched mode, the fixed block is arranged in a box body, an electric brush is arranged on the fixed block and matched with the outer ring, the electric brush is connected with a connecting wire on the outer side of the fixed block, a testing wire is arranged through the winding frame, and the testing wire is connected with the inner ring; a measuring pen and a sleeve head are arranged in the box cover.

Furthermore, drive arrangement includes gear motor, the gear motor output is connected and is equipped with the gear box, the main shaft is connected to the gear box output, rotate through the bearing between the main shaft other end and the box and be connected.

Furthermore, a first spring clamp and a second spring clamp are arranged in the box cover, the first spring clamp is used for clamping and containing the measuring pen, and the second spring clamp is used for clamping and containing the sleeve head.

Furthermore, the sleeve head is provided with a plurality of probe heads, the top end of the sleeve head is provided with a probe, and the upper end of the measuring pen is inserted into the sleeve head.

Further, the connecting wire is kept away from fixed block one end and the test wire and is kept away from wire winding frame one end and all is equipped with quick plug, the test wire passes through quick plug grafting and connects in measurement pen lower extreme.

Furthermore, the control panel is provided with a measuring jack, a plurality of control buttons are arranged on the lower side of the measuring jack, and the connecting wire is inserted into the measuring jack through a quick plug.

Further, the display screen downside rotates with the box to be connected, the display screen back is equipped with the stabilizer blade, the stabilizer blade is used for adjusting the display screen and props up the angle, the box lower extreme is equipped with the handle, through the hasp lock between box, the case lid.

Compared with the prior art, the utility model the advantage lie in: the utility model discloses portable VC tester is equipped with the equipment that box and case lid are favorable to accomodating the test usefulness, and portable uses is equipped with the cable device and is favorable to fast with the roll-up of longer test wire on the winding frame, and the rotatable design of display screen has the visual angle of regulation to be convenient for observe measured data.

Drawings

Fig. 1 is a schematic structural diagram of the portable VC tester of the present invention.

As shown in the figure: 1. the measuring device comprises a box body, 2, a box cover, 3, a display screen, 4, a control panel, 5, a main shaft, 6, a winding frame, 7, an inner ring, 8, an outer ring, 9, a fixing block, 10, an electric brush, 11, a connecting wire, 12, a testing wire, 13, a measuring pen, 14, a sleeve head, 15, a speed reducing motor, 16, a first spring clamp, 17, a second spring clamp, 18, a probe, 19, a quick plug, 20, a measuring jack, 21 and a control button.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.

In the description of the present invention, it is to be understood that the terms "center", "lateral", "up", "down", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. Furthermore, the term "comprises" and any variations thereof is intended to cover non-exclusive inclusions.

A portable VC tester comprises a box body 1, wherein a box cover 2 is hinged to one side of the box body 1, and a display screen 3, a control panel 4 and a cable device are arranged in the box body 1; the cable device comprises a main shaft 5, a driving device is arranged at the left end of the main shaft 5, a winding frame 6 is arranged on the right side of the main shaft 5, the winding frame and the main shaft 5 rotate synchronously, a plurality of conducting rings are sleeved on the main shaft 5, the conducting rings comprise an inner ring 7 arranged on the inner side of the winding frame 6 and an outer ring 8 arranged on the left side of the outer part of the winding frame 6, the outer ring 8 and the inner ring 7 are respectively connected inside the main shaft 5 through conducting wires, a fixing block 9 is arranged in cooperation with the outer ring 8, the fixing block 9 is arranged in a box body 1, an electric brush 10 is arranged on the fixing block 9, the electric brush 10 is matched with the outer ring 8, a connecting wire 11 is connected to the outer side of the fixing block 9, a testing wire 12 penetrates through the winding frame 6, and the testing wire 12 is connected with the inner ring 7; the box cover 2 is internally provided with a measuring pen 13 and a sleeve head 14.

The driving device comprises a speed reducing motor 15, a gear box is connected to the output end of the speed reducing motor 15, the output end of the gear box is connected with the main shaft 5, and the other end of the main shaft 5 is rotatably connected with the box body 1 through a bearing. A first spring clamp 16 and a second spring clamp 17 are arranged in the box cover 2, the first spring clamp 16 is used for clamping and containing the measuring pen 13, and the second spring clamp 17 is used for clamping and containing the sleeve head 14. The sleeve head 14 is provided with a plurality of probe 18, the top end of the sleeve head 14 is provided with a probe 18, and the upper end of the measuring pen 13 is inserted into the sleeve head 14. The connecting wire 11 is kept away from fixed block 9 one end and is kept away from wire winding frame 6 one end with test wire 12 and all is equipped with quick plug 19, test wire 12 passes through quick plug 19 grafting and connects in the 13 lower extremes of measuring pen. The control panel 4 is provided with a measuring jack 20, the lower side of the measuring jack 20 is provided with a plurality of control buttons 21, and the connecting wire 11 is inserted into the measuring jack 20 through a quick plug 19. 3 downside of display screen is rotated with box 1 and is connected, 3 backs of display screen are equipped with the stabilizer blade, the stabilizer blade is used for adjusting 3 angles that prop up of display screen, 1 lower extreme of box is equipped with the handle, through the hasp lock between box 1, the case lid 2.

The working principle is as follows: in practical use, the box cover 2 is opened, the measuring pen 13 is connected with the testing line 12 through the quick plug 19, the connecting line 11 is inserted into the proper measuring jack 20 through the quick plug 19, the connecting line 11 is connected with the outer ring 8 through the brush 10, the outer ring 8 is connected with the inner ring 7 through a wire, the inner ring 7 is connected with the testing line 12, namely, the measuring pen 13 is in a circuit communication state with the measuring jack 20, meanwhile, the circuit communication can be still kept when the main shaft 5 rotates, the measuring line can be kept in a measuring state when needing to be elongated, after the measurement is finished, the speed reducing motor 15 is started, the testing line 12 can be quickly wound back through the winding frame 6, further, because some circuit pins with narrower space can be met during the measurement, the measuring needle at the top end of the measuring pen 13 needs to be replaced more thinly, the utility model is provided with the sleeve head 14, the sleeve head 14 is sleeved at the upper end of the measuring pen 13, the sleeve head 14 is provided with probes 18 with different thicknesses so as to select the appropriate probe 18 according to local conditions during measurement.

The present invention and the embodiments thereof have been described above, but the present invention is not limited thereto, and the embodiments shown in the drawings are only a part of the embodiments of the present invention, not all of the embodiments, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A portable VC tester which is characterized in that: the multifunctional box comprises a box body (1), wherein a box cover (2) is hinged to one side of the box body (1), and a display screen (3), a control panel (4) and a cable device are arranged in the box body (1); the cable device comprises a main shaft (5), a driving device is arranged at the left end of the main shaft (5), a winding frame (6) is arranged on the right side of the main shaft (5), the winding frame (6) and the main shaft (5) synchronously rotate, a plurality of conducting rings are sleeved on the main shaft (5), the conducting rings comprise an inner ring (7) arranged on the inner side of the winding frame (6) and an outer ring (8) arranged on the outer left side of the winding frame (6), the outer ring (8) and the inner ring (7) are respectively connected through wires inside the main shaft (5), a fixing block (9) is matched with the outer ring (8), the fixing block (9) is arranged in a box body (1), an electric brush (10) is arranged on the fixing block (9), the electric brush (10) is matched with the outer ring (8), and a connecting wire (11) is connected and arranged on the outer side of the fixing block (9) of the electric brush (10), a test wire (12) is arranged through the winding frame (6), and the test wire (12) is connected with the inner ring (7); a measuring pen (13) and a sleeve head (14) are arranged in the box cover (2).

2. A portable VC tester as recited in claim 1, wherein: the driving device comprises a speed reducing motor (15), a gear box is connected to the output end of the speed reducing motor (15), the output end of the gear box is connected with the main shaft (5), and the other end of the main shaft (5) is rotatably connected with the box body (1) through a bearing.

3. A portable VC tester as recited in claim 1, wherein: the measuring instrument is characterized in that a first spring clamp (16) and a second spring clamp (17) are arranged in the box cover (2), the first spring clamp (16) is used for clamping and containing the measuring pen (13), and the second spring clamp (17) is used for clamping and containing the sleeve head (14).

4. A portable VC tester as recited in claim 1, wherein: the sleeve head (14) is provided with a plurality of probes (18) on the top of the sleeve head (14), and the sleeve head (14) is inserted at the upper end of the measuring pen (13).

5. A portable VC tester as recited in claim 1, wherein: fixed block (9) one end is kept away from in connecting wire (11) and test wire (12) keep away from around wire frame (6) one end and all be equipped with quick plug (19), test wire (12) are through quick plug (19) grafting connection in measuring pen (13) lower extreme.

6. A portable VC tester as defined in claim 5, wherein: be equipped with on control panel (4) and measure jack (20), it is equipped with a plurality of control button (21) to measure jack (20) downside, connecting wire (11) insert through quick plug (19) and measure in jack (20).

7. A portable VC tester as recited in claim 1, wherein: the display screen (3) downside is rotated with box (1) and is connected, display screen (3) back is equipped with the stabilizer blade, the stabilizer blade is used for adjusting display screen (3) and has propped up the angle, box (1) lower extreme is equipped with the handle, through the hasp lock between box (1), case lid (2).