CN212845858U

CN212845858U - Sensor and cable detection device

Info

Publication number: CN212845858U
Application number: CN202021227578.8U
Authority: CN
Inventors: 李钰; 王英; 惠佩佩; 马艳; 易康
Original assignee: Northwest Institute Of Mechanical & Electrical Engineering
Current assignee: Northwest Institute Of Mechanical & Electrical Engineering
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-03-30
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to a sensor and cable detection device belongs to cable detection area. The device comprises a power line and an L-shaped scale, wherein the power line comprises a lead, and a contact pin and a power supply terminal which are arranged at two ends of the lead; l type scale includes L type metal sheet, magnetism and detains and the scale, and on the sensor that will await measuring was arranged in L type metal sheet through the cable junction contact pin that awaits measuring, external power supply was connected to the power supply terminal, carries out the circular telegram inspection to the cable, can inspect cable welded reliability. Through L type scale, can also detect whether the inductive distance of sensor satisfies the design needs. The detection of two different types of sensors, namely the permanent magnet position sensor and the metal position sensor, can be simultaneously coped with, the detection efficiency is improved, and certain universality is achieved.

Description

Sensor and cable detection device

Technical Field

The utility model belongs to cable detection area, concretely relates to sensor and cable detection device.

Background

The non-contact position sensor can send out an electric signal when a detected object approaches, and provides a position judgment basis for the control system. The position sensor is connected with a standard connector through a cable, and can be combined with a control system box more conveniently, so that the sensor is more flexibly arranged, and the cable is more and more widely applied to information equipment. In the production process of such cables, it is generally sufficient to check whether the wires of the position sensor are correctly soldered to the corresponding terminals of the connector, and due to the lack of a corresponding detection device, the electrical performance of the cable cannot be checked: neither the detection distance of the sensor position nor the reliability of the cable soldering can be checked. Therefore, the cable is easy to have the condition of repair caused by unstable performance of the cable when the equipment is assembled and adjusted, which not only causes certain economic loss, but also affects the reputation of cable manufacturers due to the problem of welding quality. Therefore, there is a need in the art for a simple device for detecting the electrical performance of a sensor-like cable, which can perform a current-carrying inspection of such a cable to ensure the technical performance of the product.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The to-be-solved technical problem of the utility model is: provided are a sensor and a cable detection device, which can check the detection distance of the sensor position and can also check whether the cable welding is reliable.

(II) technical scheme

In order to solve the above technical problem, the present invention provides a sensor and cable detection device, which includes a power line and an L-shaped scale; the power line includes a wire 5 and a pin 4 and a power terminal 6 provided at both ends thereof.

The L-shaped scale comprises an L-shaped metal plate 7, a magnetic buckle 8 and a scale 9; the L-shaped metal plate 7 is divided into a vertical plate L-1 and a transverse plate L-2, the ends of the vertical plate L-1 and the transverse plate L-2 are connected and mutually perpendicular, a hole is formed in the inner side of the vertical plate L-1, the magnetic buckle 8 is arranged in the hole, and the scale 9 is arranged on the side portion of the transverse plate L-2; and arranging the sensor to be detected on the transverse plate L-2 through the cable connecting contact pin 4 to be detected, and connecting the power supply terminal 6 with an external power supply to finish detection preparation.

The heat-shrinkable tube is also provided with a heat-shrinkable tube 3, wherein the heat-shrinkable tube 3 is a hollow sleeve and is arranged outside the lead 5.

The two power lines are respectively connected with the anode and the cathode of the external power supply and are fixed together through the heat shrink tube 3.

The magnetic buckle 8 is fixed in the hole in a sticking mode, and the surface of the magnetic buckle 8 and the side face, facing the transverse plate L-2, of the vertical plate L-1, namely the inner side face of the vertical plate L-1 are arranged to be the same plane.

Wherein the zero value of the scale 9 is aligned with the inner bottom of the vertical plate L-1.

Wherein, the power supply terminal shape is the U type.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. the utility model discloses a simple power cord can carry out the circular telegram inspection to sensor class cable, can inspect cable welded reliability.

2. Through L type scale, can detect whether position sensor's inductive distance satisfies the design needs to judge the electrical property of cable.

3. The detection device of the magnetic buckle is added, the detection of two different types of sensors, namely the permanent magnet position sensor and the metal position sensor, can be simultaneously responded, and certain universality is realized.

4. The utility model discloses a deformation scheme has the convenience to the condition that only needs to detect a type cable, and the form through supporting plug (seat) not only can avoid the maloperation, but also can improve detection efficiency.

Drawings

Fig. 1 is a schematic view of a sensor and a cable detection device provided by the present invention;

fig. 2 is a schematic view of a small wire package of the sensor and cable detection device provided by the present invention;

fig. 3 is a schematic view of the L-shaped scale of the sensor and cable detection device provided by the present invention.

Detailed Description

In order to make the objects, contents, and advantages of the present invention clearer, the following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings and examples.

As shown in fig. 1 to 3, the sensor and cable detecting device in the present embodiment includes a power line and an L-shaped scale; the power line comprises a lead 5, and a contact pin 4 and a power terminal 6 which are arranged at two ends of the lead; the power supply terminal 6 is U-shaped;

Wherein, the power supply terminal shape is the U type.

Example 1

As shown in fig. 1, the utility model discloses divide into two parts of power cord and L type scale, wherein the power cord contains first wire small clothing 1 (by contact pin, wire and power supply terminal group), second wire small clothing 2 and pyrocondensation pipe 3, and two wire small clothing are twisted into a whole through pyrocondensation pipe 3. The lead small package 1 is similar to the lead small package 2 in structure, but different in color.

As shown in fig. 2, each of the small lead package 1 and the small lead package 2 is composed of a pin 4, a lead 5 and a power terminal 6, and the pin 4 and the power terminal 6 are connected to both ends of the lead 5.

As shown in fig. 3, the L-shaped scale comprises an L-shaped metal plate 7, a magnetic buckle 8 and a scale 9, wherein when viewed from the side, the vertical line of the L-shaped metal plate 7 is wider, a hole is formed at a proper position of the vertical line L-1, the magnetic buckle 8 is adhered in the hole by glue, and one side of the magnetic buckle is ensured to be flush with the inner side of the L-1; in front of the horizontal line L-2 a scale 9 is applied, the zero value of which is aligned with the inner side of the vertical line L-1.

The utility model discloses the testing process is: firstly, a DC stabilized power supply is prepared, and the power supply terminals 6 of the small lead package 1 and the small lead package 2 on the power supply line are connected with the corresponding terminals of the DC stabilized power supply. Inserting the contact pins 4 into corresponding holes of the detected cable plug respectively; the position sensor to be detected is placed on the transverse plate L-2 and far away from one end of the vertical plate L-1, one end of the position sensor to be detected is flush with the scale 9 (a corresponding detection object, L-1 or a magnetic buckle 8 is selected according to the type of the position sensor to be detected), the position sensor to be detected slowly approaches the vertical plate L-1, and the reading of the scale 9 corresponding to the end face of the position sensor to be detected is concerned. When the reading of the scale 9 is the same as the detection distance specified in the specification of the position sensor to be detected, if the indicator light of the position sensor is turned on, the cable to be detected and the sensor to be detected are proved to be good in performance and qualified in quality; if the indicator light of the position sensor to be detected is not on, the position sensor to be detected is continuously close to the vertical plate L-1, and if the indicator light of the position sensor to be detected is on before the position sensor to be detected is completely contacted with the detection object, the detection distance of the position sensor to be detected is unqualified; if the sensor indicator lamp of the position to be measured is not on all the time, the cable welding has a problem or the sensor is damaged.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims

1. A sensor and cable detection device is characterized by comprising a power line and an L-shaped scale;

the power line comprises a lead (5), and a contact pin (4) and a power terminal (6) which are arranged at two ends of the lead;

the L-shaped scale comprises an L-shaped metal plate (7), a magnetic buckle (8) and a scale (9); the L-shaped metal plate (7) is divided into a vertical plate (L-1) and a transverse plate (L-2), the ends of the vertical plate (L-1) and the transverse plate (L-2) are connected and mutually perpendicular, a hole is formed in the inner side of the vertical plate (L-1), the magnetic buckle (8) is arranged in the hole, and the scale (9) is arranged on the side part of the transverse plate (L-2);

the sensor to be detected is placed on the transverse plate (L-2) through the cable connecting contact pin (4) to be detected, and the power supply terminal (6) is connected with the external power supply to complete detection preparation.

2. The sensor and cable detection device according to claim 1, further comprising a heat shrinkable tube (3), wherein the heat shrinkable tube (3) is a hollow sleeve and is disposed outside the conductive wire (5).

3. The sensor and cable detection device according to claim 2, wherein the two power lines are respectively connected to the positive electrode and the negative electrode of the external power source and fixed together through a heat shrinkable tube (3).

4. The sensor and cable detection device as claimed in claim 2, wherein the magnetic button (8) is fixed in the hole by adhesion, and the surface of the magnetic button (8) and the side of the vertical plate (L-1) facing the transverse plate (L-2), i.e. the inner side of the vertical plate (L-1), are arranged in the same plane.

5. A sensor and cable detection device as claimed in claim 3, wherein the zero value of the scale (9) is aligned with the inside bottom of the vertical plate (L-1).

6. The sensor and cable detection device as claimed in claim 1, wherein the power terminal (6) is U-shaped.