Voltage measuring equipment for measuring voltage of electronic circuit

Abstract

The utility model relates to the technical field of electronic circuit voltage measuring equipment, and discloses voltage measuring equipment for measuring the voltage of an electronic circuit, which comprises an electronic voltmeter, a voltage probe wire and a measuring probe, the voltage probe wire is inserted into the front surface of the electronic voltmeter, and the measuring probe is connected to one end, far away from the electronic voltmeter, of the voltage probe wire. A mounting plate is fixedly mounted on the left side of the electronic voltmeter, a moving plate is slidably connected to the left side of the mounting plate through a slider, and a supporting plate is connected to the front of the moving plate. According to the utility model, through mutual cooperation of the abutting assembly, the supporting plate and the abutting plate structure, the voltage probe wire is clamped into the inner sides of the abutting plate and the supporting plate in a sliding manner, and the abutting plate pushed by the abutting elastic sheet is clamped on the front surface of the moving plate, so that a relatively long voltage probe wire is prevented from being wound in voltage measurement of an electronic circuit; the operation can facilitate storage of the voltage probe wire and prevent resistance increase caused by winding of the voltage probe wire.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic circuit voltage measurement equipment technical field especially relates to a voltage measurement equipment for electronic circuit voltage measurement. BACKGROUND

[0002] Electronic voltmeter generally refers to analog voltmeter, it is a kind of commonly used measuring instrument in electronic circuit, adopts magneto electric type meter head as indicator, and general electronic voltmeter is composed of two major parts of amplification and detection, which is mainly composed of attenuator, AC voltage amplifier, detector and rectifier power supply four parts.

[0003] In the production process of electronic equipment, electronic voltmeter is indispensable calibration tool, when manufacturing electronic circuit, electronic voltmeter needs to be used to calibrate output voltage, in AC circuit, wire winding can make AC resistance increase, because the winding wire is equivalent to an inductor coil, when AC passes, it will generate inductive reactance, inductive reactance will hinder the passage of AC, and it is equivalent to resistance increase in effect, and the more and more compact the winding number is, the greater the inductance is, and the greater the inductive reactance is, and the more obvious the AC resistance increase is, and electronic voltmeter reserves more voltage probe line for ensuring sufficient use length in electronic circuit detection, and the voltage probe line of electronic voltmeter is wound together for ensuring smooth detection movement, this operation can make resistance increase in electronic circuit voltage measurement, which affects the accuracy of electronic circuit voltage measurement.

[0004] Therefore, a voltage measurement device that can extend the detection distance and does not cause the voltage probe line to be wound together during detection to increase resistance and affect the accuracy of electronic circuit voltage measurement is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the above shortcomings, the utility model provides a voltage measurement device for electronic circuit voltage measurement, which aims to improve the problem that resistance does not increase in electronic circuit voltage measurement in the prior art, which affects the accuracy of electronic circuit voltage measurement.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A voltage measurement device for electronic circuit voltage measurement, comprising an electronic voltmeter, a voltage probe line and a measurement probe, the voltage probe line is inserted into the front of the electronic voltmeter, the measurement probe is connected to the end of the voltage probe line away from the electronic voltmeter, a mounting plate is fixedly installed on the left side of the electronic voltmeter, a sliding member is slidably connected to the left side of the mounting plate, a support plate is connected to the front of the moving plate, a pressing plate is arranged on the left side of the support plate, a pressing assembly is connected to the left side of the pressing plate, and a buffer assembly is connected to the bottom of the electronic voltmeter.

[0008] As a further description of the above technical solutions:

[0009] The abutting assembly comprises an abutting spring plate connected to the left side of the abutting plate, and the front side of the moving plate is connected with a fixed plate, and the left side of the abutting spring plate is connected with the right side of the fixed plate.

[0010] As a further description of the above technical solutions:

[0011] The left side of the abutting plate is connected with a limiting plate, the limiting plate is slidingly connected in the inside of the abutting spring plate, and the left end of the limiting plate penetrates to the left side of the fixed plate.

[0012] As a further description of the above technical solutions:

[0013] The left end of the limiting plate is connected with a protection plate, and the protection plate is located on the left side of the fixed plate.

[0014] As a further description of the above technical solutions:

[0015] The front sides of the abutting plate and the supporting plate are in circular arc shapes, and the voltage probe line is slidingly clamped into the inside of the abutting plate and the supporting plate.

[0016] As a further description of the above technical solutions:

[0017] The right side of the abutting plate is connected with a control plate.

[0018] As a further description of the above technical solutions:

[0019] The buffer assembly comprises a buffer pad one connected to the top of the electronic voltmeter, and the bottom of the electronic voltmeter is connected with a buffer pad two.

[0020] As a further description of the above technical solutions:

[0021] The sliding member comprises a sliding groove opened on the left side of the mounting plate, the right side of the moving plate is connected with a sliding block, and the sliding block is slidingly connected in the inside of the sliding groove.

[0022] The utility model has the advantages of the following:

[0023] 1、The utility model discloses a voltage probe line slidingly clamped into the inside of the abutting plate and the supporting plate through the mutual cooperation of the abutting assembly, the supporting plate and the abutting plate structure, and the abutting plate clamped on the front side of the moving plate is pushed by the abutting spring plate, so that the long voltage probe line is prevented from being wound in the electronic circuit voltage measurement, the voltage probe line can be conveniently stored and prevented from being wound to cause the resistance to increase.

[0024] 2、The utility model discloses a buffer pad one and buffer pad two etc. structure's mutual cooperation can carry out the top and bottom of electronic voltmeter drop anti -collision protection, and buffer pad one and buffer pad two all have elastic buffering function, prevent electronic voltmeter drop and directly collide with the ground and produce the damage phenomenon of damage, to solve the problem that electronic voltmeter drops in the protection buffering structure. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 A kind of voltage measurement equipment for electronic circuit voltage measurement is provided for the utility model, and its perspective schematic diagram is shown in the figure;

[0026] Figure 2 A kind of voltage measurement equipment for electronic circuit voltage measurement is provided for the utility model, and its perspective schematic diagram of sliding piece is shown in the figure;

[0027] Figure 3 A kind of voltage measurement equipment for electronic circuit voltage measurement is provided for the utility model, and its perspective schematic diagram of abutting plate is shown in the figure;

[0028] Figure 4 A kind of voltage measurement equipment for electronic circuit voltage measurement is provided for the utility model, and its perspective schematic diagram of abutting assembly is shown in the figure.

[0029] Legend:

[0030] 101, electronic voltmeter;102, voltage probe line;103, measurement probe;2, mounting plate;3, moving plate;4, support plate;5, abutting plate;61, abutting spring piece;62, fixed plate;7, limiting plate;8, protection plate;9, control plate;1001, buffer pad one;1002, buffer pad two;111, sliding groove;112, sliding block. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0032] Reference Figures 1-3The utility model provides an embodiment: a kind of voltage measurement equipment for electronic circuit voltage measurement, including electronic voltmeter 101 and voltage probe line 102 and measurement probe 103, voltage probe line 102 is inserted in the front of electronic voltmeter 101, measurement probe 103 is connected at the end of voltage probe line 102 away from electronic voltmeter 101, measurement probe 103 is close to electronic circuit, make measurement probe 103 with electronic circuit surface good contact, measurement probe 103 when approaching electronic circuit surface will automatically induct and obtain its voltage, after voltage numerical value on display screen is stable, read and record measurement result, the left side of electronic voltmeter 101 is fixedly installed with mounting plate 2, the left side of mounting plate 2 is slidably connected with moving plate 3 by sliding part, sliding part includes the sliding groove 111 being opened in the left side of mounting plate 2, the right side of moving plate 3 is connected with sliding block 112, sliding block 112 is slidably connected in the inside of sliding groove 111, moving plate 3 can be slid into sliding groove 111 by sliding block 112 and install moving plate 3 to the left side of fixed plate 62, the front of moving plate 3 is connected with support plate 4, the left side of support plate 4 is provided with abutting plate 5, the front of abutting plate 5 and support plate 4 is all arc, the arc on the front of abutting plate 5 and support plate 4 can be conveniently voltage probe line 102 fast sliding and be inserted into the inside of abutting plate 5 and support plate 4, abutting plate 5 is clamped on the front of moving plate 3 under the push of abutting spring 61, avoid longer voltage probe line 102 needs to be wound in electronic circuit voltage measurement, this operation can conveniently voltage probe line 102 storage and prevent voltage probe line 102 is wound and causes resistance to increase after abutting plate 5, the right side of abutting plate 5 is connected with control panel 9, control panel 9 is convenient for user to move control to the position of abutting plate 5, so that user extends the use length of voltage probe line 102 according to use scene needs, makes abutting plate 5 loosen and releases voltage probe line 102 from abutting plate 5 and support plate 4 and uses length extension, the left side of abutting plate 5 is connected with abutting assembly, the bottom of electronic voltmeter 101 is connected with buffer assembly.

[0033] Referring to Figures 2-4 , abutting assembly includes abutting spring 61, abutting spring 61 is connected at the left side of abutting plate 5, the front of moving plate 3 is connected with fixed plate 62, the left side of abutting spring 61 is connected with the right side of fixed plate 62, the left side of abutting plate 5 is connected with limit plate 7, limit plate 7 is slidably connected in the inside of abutting spring 61, abutting spring 61 pushes abutting plate 5 under the limit of limit plate 7 and abuts tightly to voltage probe line 102, after voltage probe line 102 is inserted into abutting plate 5 and support plate 4, it is more stable, prevent voltage probe line 102 from falling, the left end of limit plate 7 penetrates to the left side of fixed plate 62, the left end of limit plate 7 is connected with protection plate 8, protection plate 8 is located at the left side of fixed plate 62, protection plate 8 can limit limit plate 7, so that limit plate 7 does not slide and fall off from the inside of fixed plate 62, improve the stability of limit plate 7.

[0034] With reference to Figures 2-4 The buffer assembly comprises a buffer pad 1001 connected to the top of the electronic voltmeter 101, and a buffer pad 1002 connected to the bottom of the electronic voltmeter 101. The buffer pad 1001 can protect the top of the electronic voltmeter 101, and the buffer pad 1002 can protect the bottom of the electronic voltmeter 101. The electronic voltmeter 101 is prevented from being damaged by collision, and the anti-collision protection effect of the electronic voltmeter 101 is improved.

[0035] Working principle: in use, the long-distance voltage probe line 102 is slid into the inner side of the abutting plate 5 and the supporting plate 4 before measuring the electronic circuit, and then the abutting plate 5 is pushed by the abutting spring 61 supported by the fixed plate 62 to press the voltage probe line 102 on the inner side. After the operation of the voltage probe line 102, it is limited to be stored, which can prevent the voltage probe line 102 from being scattered and affecting the measurement of the electronic circuit, and can prevent the voltage probe line 102 from being wound to increase the inductance, so as to prevent the increase of the resistance of the electronic voltmeter 101 from affecting the accuracy of the voltage measurement of the electronic circuit.

[0036] Finally, it should be pointed out that: the above-mentioned is only the preferred embodiment of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A voltage measuring device for voltage measurement of electronic circuit, comprising an electronic voltmeter (101) and a voltage probe line (102) and a measuring probe (103), the voltage probe line (102) is plugged in the front of the electronic voltmeter (101), the measuring probe (103) is connected at the end of the voltage probe line (102) away from the electronic voltmeter (101), characterized in that: The left side of the electronic voltmeter (101) is fixedly provided with a mounting plate (2), the left side of the mounting plate (2) is slidably connected with a moving plate (3) through a sliding piece, the front side of the moving plate (3) is connected with a supporting plate (4), the left side of the supporting plate (4) is provided with an abutting plate (5), the left side of the abutting plate (5) is connected with an abutting assembly, and the bottom of the electronic voltmeter (101) is connected with a buffer assembly. ​ 2. A voltage measuring device for voltage measurement of an electronic circuit according to claim 1, characterized in that: The abutting assembly comprises an abutting elastic sheet (61), the abutting elastic sheet (61) is connected to the left side of the abutting plate (5), the front side of the moving plate (3) is connected with a fixed plate (62), and the left side of the abutting elastic sheet (61) is connected with the right side of the fixed plate (62).

3. A voltage measurement device for voltage measurement of an electronic circuit according to claim 2, characterized in that: The left side of the abutting plate (5) is connected with a limiting plate (7), the limiting plate (7) is slidably connected in the abutting elastic sheet (61), and the left end of the limiting plate (7) penetrates to the left side of the fixed plate (62).

4. A voltage measurement device for use in voltage measurement of an electronic circuit according to claim 3, characterized in that: The left end of the limiting plate (7) is connected with a protection plate (8), and the protection plate (8) is located on the left side of the fixed plate (62).

5. The voltage measuring device for voltage measurement of an electronic circuit according to claim 1, characterized by: The front sides of the abutting plate (5) and the supporting plate (4) are circular arc-shaped, and the voltage probe wire (102) is slidably clamped into the inner sides of the abutting plate (5) and the supporting plate (4).

6. The voltage measuring device for voltage measurement of an electronic circuit according to claim 1, characterized by: The right side of the abutting plate (5) is connected with a control plate (9).

7. The voltage measuring device for voltage measurement of an electronic circuit according to claim 1, characterized by: The buffer assembly comprises a buffer pad one (1001), the buffer pad one (1001) is connected to the top of the electronic voltmeter (101), and the bottom of the electronic voltmeter (101) is connected with a buffer pad two (1002).

8. The voltage measurement device for voltage measurement of an electronic circuit according to claim 1, characterized by: The sliding piece comprises a sliding groove (111) formed in the left side of the mounting plate (2), and the right side of the moving plate (3) is connected with a sliding block (112) which is slidably connected in the sliding groove (111).

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