CN216670201U - Relay batch testing device - Google Patents

Abstract

The utility model relates to a batch relay testing device which comprises a support, a testing rotating shaft, a driving mechanism and a testing device, wherein the testing rotating shaft is rotatably connected with the support, the driving mechanism is arranged on the support, the output end of the driving mechanism is connected with the testing rotating shaft to drive the testing rotating shaft to rotate, n relay mounting grooves for mounting a tested relay are arranged on the periphery of the testing rotating shaft in parallel along the axial direction at intervals of a set angle, the testing device is arranged beside the testing rotating shaft in parallel and is in sliding connection with the support so as to adjust the distance between the testing rotating shaft and the testing device through sliding, n relay sockets are arranged on the testing device right opposite to the testing rotating shaft, and the n relay sockets are correspondingly connected with or disconnected with testing pins of the tested relay on the relay mounting grooves when the testing device slides towards or back to the testing rotating shaft. The device simple structure, it is convenient to use, detection efficiency is high.

Description

Relay batch testing device

Technical Field

The utility model belongs to the field of electrical equipment detection, and particularly relates to a batch relay testing device.

Background

An intermediate relay is largely used in a secondary system of an electric power system, and the intermediate relay is an important component element in the electric power system, so that the reliability and stability of the intermediate relay directly affect the operation stability of electric power equipment. However, in long-term use or shelf life, the characteristics of the intermediate relay may change, for example, parameters such as pull-in voltage or node on-resistance, and therefore, important intermediate relays need to be checked in the operation and maintenance process of the substation. However, since the number of relays in a substation is large, the workload of measuring each relay is large, and therefore, it is necessary to develop an automation device for batch testing of relays.

Disclosure of Invention

The utility model aims to provide a batch relay testing device which is simple in structure, convenient and fast to use and high in detection efficiency.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a relay is testing arrangement in batches, includes support, test pivot, actuating mechanism and testing arrangement, the test pivot is connected with the rotate bracket, actuating mechanism installs on the support and its output is connected with the test pivot and is rotatory in order to drive it, the peripheral part of test pivot is set for the angle along the axial and is provided with n relay mounting grooves that are used for the installation to be surveyed the relay side by side, testing arrangement parallel arrangement in test pivot side and with support sliding connection to through the distance of slip regulation and test pivot, testing arrangement is last just being provided with n relay sockets to the test pivot to make n relay sockets correspond when testing arrangement orientation or test pivot slides dorsad and be connected or the test pin of being surveyed the relay on the disconnection relay mounting groove.

Furthermore, n relay mounting grooves are formed in the outer periphery of the testing rotating shaft in parallel along the axial direction at intervals of 120 degrees.

Further, n is 6, that is, 6 relay installation grooves are arranged in parallel along the axial direction.

Further, the testing device is slidably mounted on the support along the radial direction of the testing rotating shaft, and the radial distance between the testing device and the testing rotating shaft is adjusted through relative sliding with the support.

Further, actuating mechanism includes step motor and reduction gear, step motor and reduction gear fixed mounting are on the support, the reduction gear is connected to the step motor output, the reduction gear is connected through shaft coupling and test pivot to it is rotatory to drive the relay socket of being surveyed on the test device that the test pivot drives.

Furthermore, the supports on the left side and the right side of the testing device are respectively provided with a linear slide rail and a slide block, and the left end and the right end of the testing device are respectively installed on the slide blocks so that the testing device can slide back and forth along the linear slide rails.

Further, the sliding block is driven to slide by a linear servo motor.

Furthermore, a test circuit for simultaneously detecting n relays is arranged in the test device; and the testing device is also provided with a display screen and a control button.

Further, the bottom of the support is provided with a relay tray located on the lower side of the test rotating shaft.

Compared with the prior art, the utility model has the following beneficial effects: the utility model provides a relay is testing arrangement in batches, the device adopts the pivot rotation mode, can carry out the continuous detection in batches to low pressure auxiliary relay's relevant parameter, design benefit, simple structure, degree of automation is high, and it is convenient not only to use, has improved the efficiency of detection achievement moreover greatly, has very strong practicality and wide application prospect.

Drawings

FIG. 1 is a schematic diagram of an apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the device of the embodiment of the present invention with the testing device removed.

Detailed Description

The utility model is further explained below with reference to the drawings and the embodiments.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in fig. 1 and 2, the present embodiment provides a batch relay testing apparatus, which includes a bracket 1, a testing spindle 2, a driving mechanism, and a testing apparatus 3. The stand 1 is the primary support structure for the device. The test rotating shaft 2 is rotatably connected with the support 1 through a bearing, and the test rotating shaft 2 can rotate under the supporting action of the support 1. The driving mechanism is arranged on the bracket 1, and the output end of the driving mechanism is connected with the test rotating shaft 2 to drive the test rotating shaft to rotate. N relay mounting grooves 5 for mounting the tested relays 4 are arranged in parallel in the axial direction at every set angle on the outer periphery of the test rotating shaft 2. Testing arrangement 3 sets up in 2 sides of test pivot and with 1 sliding connection of support in parallel to through the distance of slip regulation and test pivot, testing arrangement 3 is gone up and is just being provided with a plurality of general relay sockets 6 of n to the one side of test pivot, and make on 3 orientation of testing arrangement or the test pivot 2 slip dorsad on n relay sockets 6 and the relay mounting groove 5 correspond the test pin cooperation of being surveyed the relay and be connected or break off, thereby carry out electrical test.

In the present embodiment, 6 relay mounting grooves are axially arranged in parallel at intervals of 120 ° in the outer peripheral portion of the test spindle 2, that is, three rows of relay mounting grooves are mounted in the outer peripheral portion of the test spindle. So that a total of 18 intermediate relays can be placed in the relay mounting slot.

In this embodiment, the driving mechanism includes a stepping motor 7 and a planetary reducer 8, the stepping motor 7 and the planetary reducer 8 are fixedly mounted on the support 1, the output end of the stepping motor 7 is connected with the reducer 8, and the reducer 8 is connected with the testing rotating shaft 2 through a coupler 9 so as to drive the testing rotating shaft to drive the tested relay thereon to rotate and align to the relay socket on the testing device.

The testing device 3 is slidably mounted on the bracket along the radial direction of the testing rotating shaft, and the radial distance between the testing device and the testing rotating shaft is adjusted through relative sliding with the bracket.

In this embodiment, the brackets on the left and right sides of the testing device 3 are provided with linear slide rails 10 and sliders 11, and the left and right ends of the testing device 3 are respectively mounted on the sliders 11, so that the testing device slides back and forth along the linear slide rails. The sliding direction of the sliding block is the radial direction of the testing rotating shaft, so that the testing device approaches to or is far away from the axis of the testing rotating shaft along the sliding rail. In order to realize the automatic control of the sliding of the testing device, the sliding block is driven by a linear servo motor to slide.

In this embodiment, be equipped with the test circuit who is used for detecting 6 relays simultaneously in testing arrangement 3, accessible relay socket is simultaneously to 6 relay output coil drive signals to coil voltage, coil current, the contact voltage waveform data of sampling each relay through parallel AD collection calculate and obtain each item electrical parameter of relay. The testing device 3 is also provided with a display screen 12 and a control button 13 for man-machine interaction.

In order to increase the detection speed, 6 relays to be tested can be placed on another row of relay mounting grooves which are 120 degrees away from the relay mounting grooves while 6 relays are detected, so that the test efficiency is improved. The bottom of the bracket 1 is provided with a relay tray 14 positioned at the lower side of the test rotating shaft to accommodate the relay. After the relay test is finished, the test rotating shaft continues to rotate, so that when the test relay arrives at the test position, the tested relay rotates to the position below the test rotating shaft and falls into the relay tray under the action of the gravity of the relay. After filling, the relay tray 14 can be taken out of the rack 1.

In order to improve the testing efficiency, the device adopts a rotating mode to carry out batch detection. After the 6 relays are installed at the positions waiting to be tested, the stepping motor rotates 120 degrees under the action of the controller, and the 6 relays are rotated to the testing positions. At the moment, the testing device is close to the testing rotating shaft along the sliding rail under the action of the linear servo motor, is inserted into 6 tested relays and carries out automatic measurement. When the relay to be tested performs automatic measurement, 6 relays to be tested can be installed at the positions to be measured simultaneously. After the relay under test finishes testing, the step motor rotates 120 degrees, and at this moment, the relay that finishes testing drops in the relay tray under the action of gravity, and subsequent 6 relays continue to test.

The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the utility model may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims (9)

1. The utility model provides a relay is testing arrangement in batches, its characterized in that, includes support, test pivot, actuating mechanism and testing arrangement, the test pivot is connected with the rotate bracket, actuating mechanism installs on the support and its output is connected with the test pivot in order to drive its rotation, the peripheral part of test pivot is set for the angle along the axial and is provided with n relay mounting grooves that are used for installing the relay of being surveyed side by side, testing arrangement parallel arrangement in test pivot side and with support sliding connection to through the distance of slip regulation and test pivot, the last n relay sockets that just are provided with to the test pivot of testing arrangement to make n relay sockets correspond when testing arrangement orientation or test pivot slides dorsad and connect or break off the test pin of being surveyed the relay on the relay mounting groove.

2. The batch relay testing device according to claim 1, wherein n relay mounting grooves are axially arranged in parallel at intervals of 120 ° in the outer peripheral portion of the testing rotary shaft.

3. The batch relay testing device according to claim 1, wherein n is 6, that is, 6 relay mounting grooves are axially arranged in parallel.

4. The batch relay testing device according to claim 1, wherein the testing device is slidably mounted on the bracket along a radial direction of the testing spindle, and a radial distance between the testing device and the testing spindle is adjusted by relative sliding with respect to the bracket.

5. The batch relay testing device according to claim 1, wherein the driving mechanism comprises a stepping motor and a speed reducer, the stepping motor and the speed reducer are fixedly mounted on the bracket, an output end of the stepping motor is connected with the speed reducer, and the speed reducer is connected with the testing rotating shaft through a coupler so as to drive the testing rotating shaft to drive the tested relay thereon to rotate and align with the relay socket on the testing device.

6. The batch relay testing device according to claim 1, wherein the brackets on the left and right sides of the testing device are provided with linear slide rails and sliders, and the left and right ends of the testing device are respectively mounted on the sliders so that the testing device can slide back and forth along the linear slide rails.

7. The batch relay testing device according to claim 6, wherein the slide is driven to slide by a linear servo motor.

8. The batch relay testing device according to claim 1, wherein a testing circuit for simultaneously testing n relays is arranged in the testing device; and the testing device is also provided with a display screen and a control button.

9. The batch relay testing device according to claim 1, wherein the bottom of the bracket is provided with a relay tray located at the lower side of the testing rotating shaft.

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