CN209728032U - A kind of analog circuit fault diagnosing voltage measuring apparatus - Google Patents

Abstract

The utility model discloses a kind of analog circuit fault diagnosing voltage measuring apparatus, including Voltage detector main body, conducting wire, detect pen, torque spring and fixing buckle, the two sides inner wall of the Voltage detector main body is provided with sliding slot, and the inside of sliding slot is embedded with sliding block, it is fixedly connected with a slide block at the position of lower end by torque spring inside the sliding slot, the sliding block is welded with holder far from one end of sliding slot, the inside upper and lower ends of the holder are welded with fixed device, the inside of the holder is arranged with detection pen by fixed device, Voltage detector main body front is provided with accommodating groove at the position of lower end.The utility model is provided with being used cooperatively for elastic band, fixing buckle and regulating tank by the Voltage detector main body back side, when so that the present apparatus being inconvenient to be placed on otherwise, it can be tied up in wrist by elastic band, carry out holding operation according to different use requirements convenient for user.

Description

A voltage measuring device for analog circuit fault diagnosis

technical field

The technical field of the voltage measuring device of the utility model is specifically a voltage measuring device for analog circuit fault diagnosis.

Background technique

When diagnosing analog circuit faults, a voltage measuring device is often needed to detect the voltage of the analog circuit. However, the existing voltage measuring device has a single structure. The voltage tester is placed in other places, so that the holding method is relatively limited, which is not convenient for the testing personnel to use, and the peripheral wires and testing pens cannot be stored, resulting in easy entanglement of the wires and easy damage of the testing pen. Therefore, In view of the above problems, a voltage measurement device with multiple holding modes and the ability to store wires and detection pens is proposed.

Utility model content

The purpose of this utility model is to provide a voltage measurement device for fault diagnosis of analog circuits to solve the problem that the structure of the voltage measurement device proposed in the above-mentioned background technology is relatively simple, the holding method is relatively limited, and it is not convenient for testing personnel to use. And the problem that the detection pen cannot be stored.

In order to achieve the above purpose, the utility model provides the following technical solutions: a voltage measuring device for analog circuit fault diagnosis, including a voltage detector main body, a wire, a detection pen, a torsion spring and a fixing buckle, and the two sides of the voltage detector main body The inner wall is provided with a chute, and the inside of the chute is embedded with a slider, and the position near the lower end of the chute is fixedly connected with the slider through a torsion spring, and the end of the slider far away from the chute is welded with a storage box , the upper and lower ends of the inside of the placement box are welded with fixing devices, the inside of the placement box is provided with a detection pen through the fixing device, and the front of the main body of the voltage detector is provided with a storage slot near the lower end, and the storage A wire take-up device is welded inside the slot, and a wire is provided at the bottom of the main body of the voltage detector, and one end of the wire is wound on the wire take-up device, and the other end of the wire runs through the storage groove and is fixedly connected to the detection pen. An elastic band is vertically fixed by a fixing buckle at the middle position on the back of the main body of the tester.

Preferably, there are two groups of placing boxes, and the placing boxes are arranged centrally symmetrically with respect to the main body of the voltage detector.

Preferably, the wire take-up device includes a storage frame and a winding shaft, a winding shaft is inserted at a middle position of the storage frame, and wires are uniformly wound on the winding shaft.

Preferably, one end of the winding shaft passes through the storage slot, a rotary knob is installed on the front of the storage slot, and the winding shaft extends to the front of the storage slot and is fixedly connected with the rotary knob.

Preferably, the fixing device includes a return spring and a fixing clip, a return spring is welded on the inner wall of the placement box, and a fixing clip is welded at an end of the return spring away from the placement box.

Preferably, one end of the elastic band is provided with an adjustment slot, and the width of the opening of the adjustment slot is smaller than the diameter of the fixing buckle.

Compared with the prior art, the beneficial effect of the utility model is: the analog circuit fault diagnosis voltage measuring device, through the back of the main body of the voltage detector is provided with an elastic band and the cooperation of the fixing buckle and the adjustment slot, making the device inconvenient When placed in other places, it can be tied to the wrist with an elastic band, so that users can hold and operate according to different usage requirements; through the mutual use of the wire take-up device, the storage box and the fixing device, on the one hand, the wire is convenient For storage, according to different situations, you can pull out a wire with an appropriate length to reduce the winding of the wire. On the other hand, it is convenient for the storage of the detection pen and reduces the damage of the detection pen caused by placing the detection pen outside, so that the entire device is structurally designed The utility model is simple, reasonable, safe and reliable, has relatively novel structure, high practicability and low production cost, and is suitable for large-scale production use.

Description of drawings

Fig. 1 is the structural front view schematic diagram of the present utility model;

Fig. 2 is the schematic cross-sectional view of the structure of the utility model;

Fig. 3 is the structural back view schematic diagram of the utility model;

Fig. 4 is the enlarged schematic diagram of structure A in Fig. 1;

Fig. 5 is a schematic side view sectional view of the structure of the take-up device of the present invention;

Fig. 6 is a top view cross-sectional schematic view of the structure of the fixing device of the present invention.

In the figure: 1. The main body of the voltage detector; 2. Storage slot; 3. Placement box; 4. Take-up device; 401. Storage frame; 402. Winding shaft; 5. Fixing device; 501. Return spring; 502. Fixing clip ; 6, wire; 7, detection pen; 8, chute; 9, slider; 10, torsion spring; 11, fixed buckle; 12, elastic band;

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1-6, an embodiment provided by the utility model: a voltage measurement device for analog circuit fault diagnosis, including a voltage detector main body 1, a wire 6, a detection pen 7, a torsion spring 10 and a fixing buckle 11, The inner walls of both sides of the main body 1 of the voltage detector are provided with chute 8, and the inside of the chute 8 is embedded with a slider 9, and the position near the lower end of the chute 8 is fixedly connected with the slider 9 through a torsion spring 10, and the sliding The end of the block 9 far away from the chute 8 is welded with a placement box 3, and the placement box 3 is provided with two groups, and the placement box 3 is center-symmetrical about the main body 1 of the voltage detector. Through the design of the two groups of placement boxes 3, it is convenient to detect the pen 7 The storage of the detection pen 7 reduces the situation that the detection pen 7 is damaged due to being placed outside.

The upper and lower ends of the inside of the placement box 3 are welded with a fixing device 5, and the inside of the placement box 3 is provided with a detection pen 7 through the fixing device 5. The fixing device 5 includes a return spring 501 and a fixing clip 502, and the inner wall of the placement box 3 is welded. There is a return spring 501, and the end of the return spring 501 far away from the placement box 3 is welded with a fixing clip 502. The inspector can directly insert the detection pen 7 into the placement box 3 in sequence. When inserting the placement box 3, the elastic force of the return spring 501 Under the action, the fixing clip 502 tightly holds the detection pen 7 .

The front of the main body 1 of the voltage detector is provided with a storage tank 2 near the lower end, and a wire take-up device 4 is welded inside the storage tank 2, and a wire 6 is arranged at the bottom of the main body 1 of the voltage detector, and one end of the wire 6 is wound on the receiving wire. On the wire device 4, the other end of the wire 6 runs through the storage groove 2 and is fixedly connected to the detection pen 7. The wire take-up device 4 includes a storage frame 401 and a winding shaft 402, and the middle position of the storage frame 401 is inserted with a winding shaft 402, and The wire 6 is evenly wound on the bobbin 402, and one end of the bobbin 402 runs through the storage tank 2, and the front of the storage tank 2 is equipped with a rotary knob 14, and the bobbin 402 extends to the front of the storage tank 2 and is fixedly connected with the rotary knob 14. The rotary knob 14 rotates counterclockwise, so that the rotary knob 14 drives the bobbin 402 to rotate counterclockwise, so that the bobbin 402 evenly winds and retracts the excess wire 6 , reducing the winding of the wire 6 .

An elastic band 12 is vertically fixed at the middle position on the back side of the main body 1 of the voltage detector through a fixed buckle 11. One end of the elastic band 12 is provided with an adjustment groove 13, and the width of the notch of the adjustment groove 13 is smaller than the diameter of the fixed buckle 11. There is no plane placed on site, and the elastic band 12 can be stretched by sliding on the fixing buckle 11 through the adjustment slot 13 at one end of the elastic band 12, and then the elastic band 12 is placed on the arm, so that the user can adjust according to different needs. Use demand for holding operations.

Working principle: When in use, the user can hold and use the main body 1 of the voltage detector according to the site conditions. If there is a place to place it, the user can place the main body 1 of the voltage detector horizontally or vertically on the plane, and then Turn on the main body 1 of the voltage detector for detection. If there is no plane placed on site, the elastic band 12 can be stretched by sliding on the fixing buckle 11 through the adjustment slot 13 at one end of the elastic band 12, and then the elastic band 12 can be set on the On the arm, turn on the main body 1 of the voltage detector for detection;

When preparing for detection, under the vertical sliding action of the slider 9 in the chute 8, the user holds the placement box 3 and pushes it vertically upwards in turn, and then takes out the two detection pens 7, and finally under the action of the elastic force of the torsion spring 10 , pull the placement box 3 back to its original position, and then, according to the site conditions, the user pulls out the wire 6 from the winding shaft 402 to a suitable length, and then performs the voltage detection operation;

After the detection is completed, the inspector can directly insert the detection pen 7 into the placement box 3 in sequence, and while inserting the placement box 3, under the elastic force of the return spring 501, the fixing clip 502 tightly holds the detection pen 7 After the detection pen 7 is fixed, the user holds the rotary knob 14 to rotate counterclockwise, so that the rotary knob 14 drives the winding shaft 402 to rotate counterclockwise, so that the winding shaft 402 can evenly wind and retract the redundant wire 6, and then The storage operation of the wire 6 and the detection pen 7 is completed.

It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, no matter from all points of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to fall within the scope of the claims All changes within the meaning and range of equivalents of the required elements are included in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. A voltage measurement device for analog circuit fault diagnosis, comprising a voltage detector main body (1), a lead wire (6), a detection pen (7), a torsion spring (10) and a fixing buckle (11), characterized in that: Both sides of the main body (1) of the voltage detector are provided with chute (8), and the inside of the chute (8) is embedded with a slider (9), and the inside of the chute (8) is near the lower end. The place is fixedly connected with the slider (9) through the torsion spring (10). The end of the slider (9) away from the chute (8) is welded with a placement box (3). Both ends are welded with a fixing device (5), the interior of the placement box (3) is set with a detection pen (7) through the fixing device (5), and the front of the voltage detector main body (1) is set near the lower end There is a storage slot (2), and a wire take-up device (4) is welded inside the storage slot (2), the bottom of the main body (1) of the voltage detector is provided with a wire (6), and one end of the wire (6) is wound On the wire take-up device (4), the other end of the wire (6) passes through the storage slot (2) and is fixedly connected to the detection pen (7), and the middle position on the back of the main body (1) of the voltage detector passes through the fixing buckle (11) An elastic band (12) is fixed vertically. 2. A voltage measurement device for analog circuit fault diagnosis according to claim 1, characterized in that: the placement box (3) is provided with two groups, and the placement box (3) is about the main body (1) of the voltage detector Centrally symmetrical layout. 3. A voltage measurement device for analog circuit fault diagnosis according to claim 1, characterized in that: the wire take-up device (4) includes a storage frame (401) and a winding shaft (402), and the storage frame A winding shaft (402) is inserted at the middle position of (401), and the wire (6) is evenly wound on the winding shaft (402). 4. A voltage measuring device for analog circuit fault diagnosis according to claim 3, characterized in that: one end of the winding shaft (402) passes through the storage slot (2), and the front side of the storage slot (2) is installed There is a rotary knob (14), and the winding shaft (402) extends to the front of the storage slot (2) and is fixedly connected with the rotary knob (14). 5. A voltage measurement device for analog circuit fault diagnosis according to claim 1, characterized in that: the fixing device (5) includes a return spring (501) and a fixing clip (502), and the placement box ( 3) A return spring (501) is welded on the inner wall, and a fixing clip (502) is welded on the end of the return spring (501) away from the placement box (3). 6. A voltage measurement device for analog circuit fault diagnosis according to claim 1, characterized in that: one end of the elastic band (12) is provided with an adjustment slot (13), and the opening of the adjustment slot (13) Width is less than the diameter of fixed buckle (11).