Voltage detection device

Abstract

The utility model provides a voltage detection device. The voltage detection device comprises a voltage multimeter; the connector is installed at the top of the voltage multimeter, the top end of the connector is provided with an installation wire, the other end of the installation wire is provided with two connecting wires through a connecting block, the other ends of the connecting wires are fixedly connected with detection pens, and the outer surfaces of the two detection pens are provided with clamping rings; and the internal threaded block is fixedly connected to the outer surface of the clamping ring, the other end of the internal threaded block is in threaded connection with a threaded bolt, and one end of the threaded bolt is rotationally connected with a limiting ring through a rotating ring. According to the voltage detection device provided by the utility model, the probability of slipping when the two detection pens are held by a single hand can be reduced through the structure, and the detection pens are driven by fingers to be in contact with a circuit, so that the contact stability is improved, and detection errors caused by poor contact are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of voltage detection, in particular to a voltage detection device. Background Art

[0002] Voltage refers to the work done by the electric field force on the unit positive charge in the electric field moving from one point to another. Voltage measurement is an important part of electronic circuit measurement and the basis for many electrical parameter measurements.

[0003] Voltage measurement is generally carried out using an oscilloscope and a voltage multimeter. The voltage multimeter mainly measures DC voltage. First, adjust the voltage multimeter to the corresponding gear, and then measure the voltage by touching the two test pens connected to the voltage multimeter.

[0004] During the voltage measurement process, the two test pens on the voltage multimeter need to be used simultaneously. Since the test pen shafts are thin, they are prone to slipping during use, affecting the contact between the test pens and the circuit, thereby affecting the accuracy of the voltage detection data.

[0005] Therefore, it is necessary to provide a voltage detection device to solve the above technical problems. Utility Model Content

[0006] The utility model provides a voltage detection device, which solves the problem that when using two detection pens on a voltage multimeter to detect the voltage of a circuit, the thin detection pen shafts are easy to slip during use, thereby affecting the contact between the detection pens and the circuit and thus affecting the accuracy of the detection data.

[0007] In order to solve the above technical problems, the voltage detection device provided by the present utility model includes: a voltage multimeter;

[0008] A connector, which is installed on the top of the voltage multimeter. A mounting wire is provided on the top of the connector. Two connecting wires are installed on the other end of the mounting wire through a connecting block. The other ends of the connecting wires are fixedly connected to detection pens. The outer surfaces of the two detection pens are provided with a clamping ring.

[0009] An internal thread block, the internal thread block being fixedly connected to the outer surface of the clamping ring, the other end of the internal thread block being threadedly connected to a threaded bolt, one end of the threaded bolt being rotatably connected to a limit ring via a rotating ring;

[0010] A connecting bolt is fixedly connected to the outer surface of the clamping ring, and the other end of the connecting bolt is fixedly connected to a fixing block with a through-hole, and the inner surface of the through-hole is provided with a soft ring.

[0011] The connector is divided into two parts, one part is fixedly connected to the voltage multimeter, and the other part is connected to one end of the installation line. The structures on the two clamping rings are the same. The threaded bolt passes through the internal thread block and the clamping ring. The limit ring is located inside the clamping ring. By turning the threaded bolt to adjust the position of the limit ring, the clamping ring can be fixed to the outer surface of the detection pen.

[0012] Preferably, an annular groove is provided at the top and bottom ends of the two fixing blocks, and the soft ring is made of rubber.

[0013] The soft ring is annular and has a groove on its outer surface that can be stuck in the inner surface of the hole. The top and bottom of the inner wall of the groove on the outer surface of the soft ring are provided with annular bolts that can be stuck in the annular groove to increase the connection stability.

[0014] Preferably, an adjustment area is provided on the front of the voltage multimeter, and a display area is provided on the front of the voltage multimeter.

[0015] The display area is above the adjustment area.

[0016] Preferably, heat dissipation holes are provided on both sides of the voltage multimeter, and a mounting plate is installed on the back of the voltage multimeter.

[0017] Preferably, a connecting plate is fixedly connected to the back side of the mounting plate, and connecting belts are fixedly connected to positions on both sides of the back side of the connecting plate.

[0018] The connection has a certain degree of flexibility.

[0019] Preferably, the other ends of the connecting belts are fixedly connected with buckles, and the buckles are two buckles that can be locked with each other.

[0020] Compared with related technologies, the voltage detection device provided by the present invention has the following beneficial effects:

[0021] The utility model provides a voltage detection device. When a voltage multimeter is needed to perform voltage detection on a circuit, the installation wire is first connected to the voltage multimeter through a connector, and two connecting wires are installed on the other end of the installation wire through a connecting block, and the two detection pens are connected to the connecting wires. Then, it is only necessary to put two clamps on the outer surfaces of the two detection pens, and after adjusting the positions, the threaded bolts are rotated to fix the clamps on the outer surfaces of the detection pens using the limit rings, and then the two soft rings are put on the inner surfaces of the through-holes. Then, it is only necessary to put the through-holes on the fingers, and let the soft rings contact the finger skin. In actual use, the flexibility of the fingers can be used to drive the two detection pens to contact the corresponding positions of the circuit. Through this structure, the probability of slipping when holding the two detection pens with one hand can be reduced, and at the same time, the fingers can be used to drive the detection pens to contact the circuit, thereby increasing the contact stability and avoiding detection errors caused by poor contact. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 A schematic structural diagram of a preferred embodiment of the voltage detection device provided by the present utility model;

[0023] Figure 2 Provided for the utility model Figure 1 An enlarged view of point A is shown;

[0024] Figure 3 Provides a structural diagram of a limit ring for the utility model;

[0025] Figure 4 A schematic diagram of the structure of an annular slot is provided for the utility model;

[0026] Figure 5 The utility model provides a structural schematic diagram of a connecting belt.

[0027] Numbers in the figure: 1. Voltage multimeter, 2. Heat dissipation hole, 3. Test pen, 4. Connecting wire, 5. Connecting block, 6. Mounting wire, 7. Connector, 8. Display area, 9. Adjustment area, 10. Snap ring, 11. Fixed block, 12. Soft ring, 13. Connecting bolt, 14. Limiting ring, 15. Internal thread block, 16. Threaded bolt, 17. Rotating ring, 18. Annular slot, 19. Through-mouth, 20. Mounting plate, 21. Connecting belt, 22. Connecting plate, 23. Buckle. DETAILED DESCRIPTION

[0028] The present invention will be further described below with reference to the accompanying drawings and implementation examples.

[0029] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of the voltage detection device provided by the present utility model; Figure 2 Provided for the utility model Figure 1 An enlarged view of point A is shown; Figure 3 Provides a structural diagram of a limit ring for the utility model; Figure 4 A schematic diagram of the structure of an annular slot is provided for the utility model; Figure 5 The utility model provides a structural diagram of the connecting belt. The voltage detection device includes: a voltage multimeter 1;

[0030] A connector 7 is mounted on the top of the voltage multimeter 1. A mounting wire 6 is provided on the top of the connector 7. Two connecting wires 4 are mounted on the other end of the mounting wire 6 through a connecting block 5. The other ends of the connecting wires 4 are fixedly connected to a detection pen 3. The outer surfaces of the two detection pens 3 are provided with a clamping ring 10.

[0031] An internal thread block 15, the internal thread block 15 is fixedly connected to the outer surface of the retaining ring 10, the other end of the internal thread block 15 is threadedly connected to a threaded bolt 16, and one end of the threaded bolt 16 is rotatably connected to the limit ring 14 through a rotating ring 17;

[0032] The connecting bolt 13 is fixedly connected to the outer surface of the clamping ring 10 , and the other end of the connecting bolt 13 is fixedly connected to the fixing block 11 with a through-hole 19 , and the inner surface of the through-hole 19 is provided with a soft ring 12 .

[0033] The connector 7 is divided into two parts, one part is fixedly connected to the voltage multimeter 1, and the other part is connected to one end of the mounting wire 6. The structures on the two clamping rings 10 are the same. The threaded bolt 16 passes through the internal thread block 15 and the clamping ring 10. The limiting ring 14 is located inside the clamping ring 10. By rotating the threaded bolt 16 to adjust the position of the limiting ring 14, the clamping ring 10 can be fixed to the outer surface of the detection pen 3. The external placement of the connecting bolt 13 and the threaded bolt 16 can refer to Figure 2 .

[0034] An annular groove 18 is provided at the top and bottom ends of the two fixing blocks 11 , and the soft ring 12 is made of rubber.

[0035] The soft ring 12 is annular and has a groove on its outer surface that can be stuck in the inner surface of the through-hole 19. The top and bottom of the inner wall of the groove on the outer surface of the soft ring 12 are provided with annular bolts that can be stuck in the annular groove 18 to increase the connection stability.

[0036] The front of the voltage multimeter 1 is provided with an adjustment area 9 , and the front of the voltage multimeter 1 is provided with a display area 8 .

[0037] The display area 8 is above the adjustment area 9. For details, please refer to Figure 1 .

[0038] Heat dissipation holes 2 are provided on both sides of the voltage multimeter 1 , and a mounting plate 20 is installed on the back of the voltage multimeter 1 .

[0039] The mounting plate 20 is connected to the voltage multimeter 1 via bolts and can be removed.

[0040] A connecting plate 22 is fixedly connected to the back of the mounting plate 20 , and connecting belts 21 are fixedly connected to positions on both sides of the back of the connecting plate 22 .

[0041] The connecting strap 21 has a certain degree of elasticity, and the connecting strap 21 can be used to tie the voltage multimeter 1 to the arm.

[0042] The other ends of the connecting belts 21 are fixedly connected with buckles 23 , and the buckles 23 are two buckles that can be buckled into each other.

[0043] The buckle 23 can connect the other ends of the two connecting straps 21 together.

[0044] The working principle of the voltage detection device provided by the utility model is as follows:

[0045] First, connect the installation wire 6 to the voltage multimeter 1 through the connector 7, and the other end of the installation wire 6 is installed with two connecting wires 4 through the connecting block 5, and the two detection pens 3 and the connecting wire 4 are connected. Then, you only need to put the two clamping rings 10 on the outer surface of the two detection pens 3. After adjusting the position, turn the threaded bolt 16 and use the limit ring 14 to fix the clamping ring 10 on the outer surface of the detection pen 3. Then, put the two soft rings 12 on the inner surface of the through-hole 19. After that, you only need to put the one with the through-hole 19 on your finger and let the soft ring 12 contact the finger skin. In actual use, you can use the flexibility of your fingers to drive the two detection pens 3 to contact the corresponding positions of the line.

[0046] Compared with related technologies, the voltage detection device provided by the present invention has the following beneficial effects:

[0047] When it is necessary to use the voltage multimeter 1 to perform voltage detection on the circuit, first connect the installation wire 6 to the voltage multimeter 1 through the connector 7, and the other end of the installation wire 6 is installed with two connecting wires 4 through the connecting block 5, and the two detection pens 3 and the connecting wire 4 are connected. Then, you only need to put the two clamping rings 10 on the outer surfaces of the two detection pens 3. After adjusting the position, turn the threaded bolt 16 to use the limit ring 14 to fix the clamping ring 10 on the outer surface of the detection pen 3, and then put the two soft rings 12 on the inner surface of the through-hole 19. Then, you only need to put the one with the through-hole 19 on your finger and let the soft ring 12 contact the finger skin. In actual use, you can use the flexibility of your fingers to drive the two detection pens 3 to contact the corresponding positions of the circuit. This structure can reduce the probability of slipping when holding the two detection pens 3 with one hand, and at the same time use the fingers to drive the detection pen 3 to contact the circuit, increase contact stability, and avoid detection errors caused by poor contact.

[0048] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A voltage detection device, characterized in that: include: Voltage multimeter; A connector, which is installed on the top of the voltage multimeter. A mounting wire is provided on the top of the connector. Two connecting wires are installed on the other end of the mounting wire through a connecting block. The other ends of the connecting wires are fixedly connected to detection pens. The outer surfaces of the two detection pens are provided with a clamping ring. An internal thread block, the internal thread block being fixedly connected to the outer surface of the clamping ring, the other end of the internal thread block being threadedly connected to a threaded bolt, one end of the threaded bolt being rotatably connected to a limit ring via a rotating ring; A connecting bolt is fixedly connected to the outer surface of the clamping ring, and the other end of the connecting bolt is fixedly connected to a fixing block with a through-hole, and the inner surface of the through-hole is provided with a soft ring.

2. The voltage detection device according to claim 1, wherein: Annular slots are provided at the top and bottom ends of the two fixing blocks, and the soft rings are made of rubber.

3. The voltage detection device according to claim 1, wherein: The front of the voltage multimeter is provided with an adjustment area, and the front of the voltage multimeter is provided with a display area.

4. The voltage detection device according to claim 1, wherein: Heat dissipation holes are provided on both sides of the voltage multimeter, and a mounting plate is installed on the back of the voltage multimeter.

5. The voltage detection device according to claim 4, characterized in that: The back side of the mounting plate is fixedly connected with a connecting plate, and the back side of the connecting plate is fixedly connected with connecting belts at positions on both sides.

6. The voltage detection device according to claim 5, characterized in that: The other ends of the connecting belts are fixedly connected with buckles, and the buckles are two buckles that can be buckled into each other.

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