Vibration test pencil
By designing a vibration test pen with a replaceable length threaded connection probe and a limiting structure, the problem of insufficient length of existing test pens is solved, improving testing efficiency and stability, and providing a variety of detection prompts.
Patent Information
- Application Number
- CN202423027391.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-09
- Publication Date
- 2025-12-26
- Estimated Expiration
- 2034-12-09
AI Technical Summary
Existing voltage testers are not long enough when placed deep within the testing equipment, requiring the equipment to be disassembled for measurement, resulting in low testing efficiency.
Design a vibration test pen, in which the test probe is threadedly connected to the first metal connecting rod, and further fixed and limited by the connecting structure, supporting the replacement of probes of different lengths, and combining sound, light and vibration to indicate the test results.
It enables easy replacement of probes of different lengths for testing, improves testing efficiency and connection stability, provides sound, light and vibration indicators for testing results, and provides lighting to facilitate testing.
Smart Images
Figure CN223727906U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of test pen, concretely relates to a vibration test pen. BACKGROUND
[0002] The test pen is a commonly used tool for checking and measuring whether the low-voltage conductor and the electrical equipment shell are electrified. It has simple principle and strong practicability. The test pen usually has an indicator light, and the indicator light is on when there is electricity. The vibration test pen is provided with a vibrator, and the test pen can vibrate according to the measurement result during the measurement process to remind whether the equipment is electrified. However, when the existing test pen tests the voltage at a relatively deep position of the equipment, the length of the test pen may not be enough, so the staff needs to spend time to disassemble the equipment for measurement, and the test efficiency is low. Therefore, the utility model provides a vibration test pen to solve the above problems. SUMMARY
[0003] In order to overcome the problems mentioned in the background art, the utility model provides a vibration test pen. The utility model is convenient for replacing test probes of different lengths to detect a relatively deep position, and the test probe and the first metal connecting rod are screw-connected and can be further fixed and limited by the connecting structure to avoid loosening and cause connection stability problems, so as to improve the detection effect.
[0004] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a vibration test pen includes a shell 1, a test probe 2, a first metal connecting rod 3, a main control circuit board 4, a vibrator 5, a test assembly 6 and a connecting structure 7, the shell 1 is provided with a containing cavity, the main control circuit board 4 and the vibrator 5 are installed in the containing cavity, and the vibrator 5 is connected with the main control circuit board 4, the first metal connecting rod 3 is installed at the front end of the shell 1, the main control circuit board 4 is connected with a second metal connecting rod 8, one end of the first metal connecting rod 3 is fixedly connected with the second metal connecting rod 8, one end of the first metal connecting rod 3 is provided with an internal thread hole 9, one end of the test probe 2 is provided with an external thread, the first metal connecting rod 3 is screw-connected with the test probe 2, and the first metal connecting rod 3 and the test probe 2 are fixed and limited by the connecting structure 7, and the test assembly 6 is installed at the top of the shell 1.
[0005] Further, the connecting structure 7 comprises a first connecting ring 10, a second connecting ring 11, a moving sleeve 12, a first spring 13, a second spring 14 and a limiting rod 15, the moving sleeve 12 is sleeved on the outer side of the first metal connecting rod 3, the first connecting ring 10 is installed on the outer side of the first metal connecting rod 3, the second connecting ring 11 is installed on the inner side of the moving sleeve 12, one end of the first spring 13 is fixedly connected with the first connecting ring 10, the other end of the first spring 13 is fixedly connected with the second connecting ring 11, the moving sleeve 12 is provided with a limiting hole 16 close to the test probe rod 2, the test probe rod 2 is provided with an outer thread close to one end and a circular hole 17, the second spring 14 is installed in the circular hole 17, and the limiting rod 15 is installed in the second spring 14 and can pass through the limiting hole 16.
[0006] Further, the shell 1 is provided with a test lighting lamp 18 installed on the end close to the test probe rod 2, and a test lighting switch 19 installed on the top of the shell 1, wherein the test lighting lamp 18 and the test lighting switch 19 are connected with the main control circuit board 4.
[0007] Further, the shell 1 is provided with a test lighting lamp 18 installed on the end close to the test probe rod 2, and a test lighting switch 19 installed on the top of the shell 1, wherein the test lighting lamp 18 and the test lighting switch 19 are connected with the main control circuit board 4.
[0008] Further, the test assembly 6 comprises an audible and visual indicator 22 and a display 23, wherein the audible and visual indicator 22 and the display 23 are installed on the top of the shell 1, and the audible and visual indicator 22 and the display 23 are connected with the main control circuit board 4.
[0009] Further, the test assembly 6 further comprises a power switch 24, a power-off test button 25 and a voltage test button 26, wherein the power switch 24, the power-off test button 25 and the voltage test button 26 are installed on the top of the shell 1, and the power switch 24, the power-off test button 25 and the voltage test button 26 are connected with the main control circuit board 4.
[0010] Further, the shell 1 is further provided with a battery 27 connected with the main control circuit board 4 and used for supplying power to electrical devices.
[0011] Further, the shell 1 is further provided with a battery 27 connected with the main control circuit board 4 and used for supplying power to electrical devices.
[0012] Further, the first metal connecting rod 3 is coated with insulating paint.
[0013] The utility model discloses the beneficial effects of:
[0014] The utility model discloses a test probe rod one end is connected with the first metal connecting rod screw thread connection, and the convenient replacement of different length's test probe rod is carried out deeper position detection, and test probe rod and first metal connecting rod screw thread connection can be further fixed by connecting structure after limiting, avoid appearing loose, cause the connection stability problem, can improve the detection effect, when detecting, not only have sound and light prompt, but also have vibration prompt, make the detection personnel feel vibration, prompt detection result, test illumination and road illumination lamp can provide illumination when testing or going, convenient for detection. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 It is the structure schematic diagram of the utility model.
[0016] Figure 2 It is the structure section schematic diagram of the utility model.
[0017] Figure 3 It is the structure schematic diagram of the utility model. Figure 2
[0018] Figure 4 It is the structure schematic diagram of the utility model.
[0019] The figure casing 1, test probe rod 2, first metal connecting rod 3, main control circuit board 4, vibrator 5, test assembly 6, connecting structure 7, second metal connecting rod 8, internal thread hole 9, first connecting ring 10, second connecting ring 11, mobile cover 12, first spring 13, second spring 14, limit rod 15, limit hole 16, round hole 17, test illumination 18, test illumination switch 19, road illumination lamp 20, road illumination switch 21, sound and light indicator 22, display 23, power switch 24, power-off test button 25, voltage test button 26, battery 27, pen clip 28. DETAILED DESCRIPTION
[0020] In order to make the utility model's purpose, technical scheme and beneficial effect more clearly, below will combine the drawing, and the preferred embodiment of the utility model will be explained in detail, to facilitate the understanding of technical personnel.
[0021] For example, Figures 1-4 The utility model discloses a kind of vibration test electrical pen, the vibration test electrical pen including shell 1, test probe 2, first metal connecting rod 3, main control circuit board 4, vibrator 5, test assembly 6 and connecting structure 7, the shell 1 is equipped with containing cavity, shell includes upper shell and lower shell, containing cavity is formed between upper shell and lower shell, upper shell and lower shell are detachably connected, such as by bolt connection, main control circuit board 4 and vibrator 5 are installed in containing cavity, and vibrator 5 is connected with main control circuit board 4, first metal connecting rod 3 is installed at the front end of shell 1, second metal connecting rod 8 is connected on main control circuit board 4, first metal connecting rod 3 one end is fixedly connected with second metal connecting rod 8, the first metal connecting rod 3 one end is equipped with internal thread hole 9, the test probe 2 one end is equipped with external thread, first metal connecting rod 3 is connected with test probe 2 by screw thread, and first metal connecting rod 3 and test probe 2 are fixed by connecting structure 7, the test assembly 6 is installed at the top of shell 1;When detecting, test probe contacts equipment to be measured, finger presses test button, live equipment, test electrical pen, human body and ground form path, whether equipment is live, voltage size and line on-off condition can be detected.Test probe one end is connected with first metal connecting rod by screw thread, the test probe of different length is convenient to replace, and the deeper position is detected, and test probe and first metal connecting rod are fixed by screw thread after further fixed by connecting structure, avoid loose, cause connection stability problem, convenient to improve detection effect;When detecting, not only there is sound and light prompt, but also vibration prompt, so that detection personnel feels vibration, and prompts detection result;Test illumination lamp and road illumination lamp can provide illumination when testing or walking, convenient for detection.
[0022] The connecting structure 7 includes a first connecting ring 10, a second connecting ring 11, a moving sleeve 12, a first spring 13, a second spring 14, and a limiting rod 15. The moving sleeve 12 is sleeved outside the first metal connecting rod 3. The first connecting ring 10 is installed outside the first metal connecting rod 3. The second connecting ring 11 is installed inside the moving sleeve 12. One end of the first spring 13 is fixedly connected with the first connecting ring 10. The other end of the first spring 13 is fixedly connected with the second connecting ring 11. The moving sleeve 12 is provided with a limiting hole 16 near one end of the test probe 2. The test probe 2 is provided with a circular hole 17 near one end provided with external threads. The second spring 14 is installed in the circular hole 17. The limiting rod 15, which can pass through the limiting hole 16, is installed at one end of the second spring 14. The first connecting ring 10, the second connecting ring 11, the moving sleeve 12, the first spring 13, the second spring 14, and the limiting rod 15 all have insulation. When replacing the test probe, first press the limiting rod, and then press the moving sleeve. After the test probe is removed and replaced with a different test probe, release the moving sleeve, reset the moving sleeve, and pass the limiting rod on the test probe through the limiting hole for limiting and fixing, so as to conveniently replace and fix the test probe.
[0023] The shell 1 is provided with a test lighting lamp 18 at one end close to the test probe 2, and a test lighting switch 19 is installed on the top of the shell 1, the test lighting lamp 18 and the test lighting switch 19 are connected with the main control circuit board 4; the test lighting lamp is in the same direction as the test probe, and when the environment is dark, the test lighting lamp can be used for lighting, which is convenient for detection.
[0024] The shell 1 is provided with a test lighting lamp 18 at one end close to the test probe 2, and a test lighting switch 19 is installed on the top of the shell 1, the test lighting lamp 18 and the test lighting switch 19 are connected with the main control circuit board 4; the test lighting lamp is in the same direction as the test probe, and when the environment is dark, the test lighting lamp can be used for lighting, which is convenient for detection.
[0025] The test assembly 6 includes an audible and visual indicator 22 and a display 23, the audible and visual indicator 22 and the display 23 are installed on the top of the shell 1, the audible and visual indicator 22 and the display 23 are connected with the main control circuit board 4; when detecting, the device is electrified, the audible and visual indicator emits sound and light, reminding the detection personnel, and the display screen can display the measured voltage value.
[0026] The test assembly 6 further includes a power switch 24, a power-off test button 25 and a voltage test button 26, the power switch 24, the power-off test button 25 and the voltage test button 26 are installed on the top of the shell 1, the power switch 24, the power-off test button 25 and the voltage test button 26 are connected with the main control circuit board 4; after the power switch is turned on, the test pen is powered on, and the line on-off, the device electrification and the voltage size can be measured by pressing the power-off test button or the voltage test button.
[0027] The shell 1 is further provided with a battery 27 connected with the main control circuit board 4 for supplying power to the electric device; such as test lighting lamp, road lighting lamp and other electric devices.
[0028] The shell 1 is provided with a pen holder 28 on the back; the pen holder is convenient for carrying the test pen.
[0029] The first metal connecting rod 3 is coated with insulating paint; the insulation is enhanced, and the detection safety is improved.
[0030] Working process:
[0031] The working principle of the utility model is: when detecting, the test probe 2 contacts the equipment to be detected, the finger presses the test button, namely the power-off test button 25 and the voltage test button 26, the live equipment, the test pen, the human body and the ground constitute a path, whether the equipment is live, the voltage size and the line on-off condition can be detected. The test probe 2 is threadedly connected with the first metal connecting rod 3 at one end, the test probe 2 of different length is convenient to replace, when replacing the test probe 2, first press the limiting rod 15, the limiting rod 15 is separated from the limiting hole 16, then press the moving sleeve 12, take off the test probe 2, after replacing the test probe 2, release the moving sleeve 12, the moving sleeve 12 resets, the limiting rod 15 on the test probe 2 passes through the limiting hole 16 and is fixed, the test probe 2 is convenient to replace and fix, the vibrator 5, the sound and light indicator 22 and the display 23 can prompt the detection result.
[0032] Finally, it should be pointed out that the above preferred embodiments are only used to illustrate the technical solutions of the utility model and not to limit it, although the utility model has been described in detail through the above preferred embodiments, those skilled in the art should understand that various changes can be made in form and details without departing from the range defined by the claims of the utility model.
Claims
1. A vibrating electrical testing probe, characterized by: The vibration test of the electric pen includes a shell (1), a test probe (2), a first metal connecting rod (3), a main control circuit board (4), a vibrator (5), a test assembly (6) and a connecting structure (7), the shell (1) is provided with a containing cavity, the main control circuit board (4) and the vibrator (5) are installed in the containing cavity, and the vibrator (5) is connected with the main control circuit board (4), the first metal connecting rod (3) is installed at the front end of the shell (1), the main control circuit board (4) is connected with a second metal connecting rod (8), one end of the first metal connecting rod (3) is fixedly connected with the second metal connecting rod (8), one end of the first metal connecting rod (3) is provided with an internal thread hole (9), one end of the test probe (2) is provided with an external thread, the first metal connecting rod (3) is threadedly connected with the test probe (2), and the first metal connecting rod (3) and the test probe (2) are fixedly limited by the connecting structure (7), and the test assembly (6) is installed at the top of the shell (1).
2. A vibrating electrical testing probe according to claim 1, wherein: The connecting structure (7) includes a first connecting ring (10), a second connecting ring (11), a moving sleeve (12), a first spring (13), a second spring (14) and a limiting rod (15), the moving sleeve (12) is sleeved on the outer side of the first metal connecting rod (3), the first connecting ring (10) is installed on the outer side of the first metal connecting rod (3), the second connecting ring (11) is installed on the inner side of the moving sleeve (12), one end of the first spring (13) is fixedly connected with the first connecting ring (10), the other end of the first spring (13) is fixedly connected with the second connecting ring (11), the moving sleeve (12) is provided with a limiting hole (16) near one end of the test probe (2), one end of the test probe (2) provided with an external thread is provided with a circular hole (17), the second spring (14) is installed in the circular hole (17), and the second spring (14) is provided with the limiting rod (15) which can pass through the limiting hole (16).
3. A vibrating electrical testing probe according to claim 1, wherein: The shell (1) is provided with a test illuminating lamp (18) near one end of the test probe (2), and the top of the shell (1) is provided with a test illuminating switch (19), and the test illuminating lamp (18) and the test illuminating switch (19) are connected with the main control circuit board (4).
4. A vibrating electrical testing probe according to claim 1, wherein: The shell (1) is provided with a road illuminating lamp (20) away from one end of the test probe (2), and the top of the shell (1) is provided with a road illuminating switch (21), and the road illuminating lamp (20) and the road illuminating switch (21) are connected with the main control circuit board (4).
5. A vibrating electrical testing probe according to claim 1, wherein: The test assembly (6) includes an audible and visual indicator (22) and a display (23), and the audible and visual indicator (22) and the display (23) are installed at the top of the shell (1), and the audible and visual indicator (22) and the display (23) are connected with the main control circuit board (4).
6. A vibrating electrical testing probe according to claim 5, wherein: The test assembly (6) further includes a power switch (24), a power-off test button (25) and a voltage test button (26), and the power switch (24), the power-off test button (25) and the voltage test button (26) are installed at the top of the shell (1), and the power switch (24), the power-off test button (25) and the voltage test button (26) are connected with the main control circuit board (4).
7. A vibrating electrical testing probe according to claim 1, wherein: The shell (1) is further provided with a battery (27) connected with the main control circuit board (4) to supply power to the electric device.
8. A vibrating electrical testing probe according to claim 1, wherein: The shell (1) is provided with a pen holder (28) on the back.
9. A vibrating electrical testing probe according to claim 1, wherein: The first metal connecting rod (3) is coated with insulating paint.