CN216083020U

CN216083020U - Relay voltage-withstand test device

Info

Publication number: CN216083020U
Application number: CN202122684549.5U
Authority: CN
Inventors: 苟涛
Original assignee: Jiaxing Hongyu Technology Co ltd
Current assignee: Jiaxing Hongyu Technology Co ltd
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-03-18
Anticipated expiration: 2031-11-04

Abstract

The utility model discloses a relay pressure resistance testing device, which comprises a testing box, wherein a workbench is fixedly arranged in the testing box, a box door is movably hinged on the top side of the testing box, a handle is fixedly connected on the side surface of the box door, a control switch is fixedly arranged on the top side of the workbench, limit strips are fixedly connected on the top side of the workbench, two groups of limit strips are arranged and arranged in parallel, the relay is placed on the workbench by firstly opening the box door, specifically, the relay is placed on a bottom plate, a testing needle bed triggers a trigger while moving downwards, the trigger sends a signal to the control switch after being triggered, the control switch controls the testing needle bed to stop moving, the pressure resistance test starts, the automatic pressure resistance test of the relay is realized through the matching of a detection component and a pressure measuring component, the testing efficiency and the operation safety are improved, and manual wiring of an operator is not needed, the automatic voltage withstand test is realized, the electric shock risk is avoided, and the production efficiency is improved.

Description

Relay voltage-withstand test device

Technical Field

The utility model relates to the technical field of relays, in particular to a relay voltage withstand test device.

Background

The relay plays important roles of automatic adjustment, safety protection, circuit conversion and the like in a circuit, a withstand voltage test is to detect whether a product insulation structure can bear internal overvoltage of a power system, and the voltage of some parts in the system is suddenly increased to greatly exceed the rated voltage of the power system due to the problems of lightning stroke, operation, failure or improper parameter matching of electrical equipment and the like during the operation of the power system, so that the withstand voltage test is an important step in the production process of the relay and directly influences the quality of the relay;

chinese utility model patent with an authorization notice number CN210270050U discloses a relay withstand voltage testing device, belonging to the technical field of relay testing. The relay voltage-withstanding testing device comprises a voltage-withstanding tester, a testing frame and a protective cover, wherein the voltage-withstanding tester is provided with the protective cover, the protective cover is a hollow box body which is low in front and high in back and is provided with an opening at the upper part, a sealing cover and a travel switch are arranged at the opening at the upper part of the protective cover, the testing frame is arranged on the inner bottom surface of the protective cover, and a clamping device is arranged on the testing frame; the clamping devices comprise L-shaped contact pieces and "" shaped contact pieces, the bottoms of the L-shaped contact pieces and the "" shaped contact pieces are respectively and fixedly arranged on the test frame through screws, the screws at the bottoms of the L-shaped contact pieces are connected in series and are electrically connected with the travel switch, the screws at the bottoms of the "" shaped contact pieces are connected in series and are electrically connected with the withstand voltage tester, the travel switch is electrically connected with the withstand voltage tester, the utility model can realize the automatic series voltage withstand test of a plurality of relays, in the prior art, the voltage withstand test of the relays is realized by connecting the voltage withstand tester to each test point of the relays respectively, and the manual test method has the disadvantages of troublesome operation and low efficiency, the production requirement of a production line cannot be met when relays are produced in a large scale, and in the high-voltage environment, manual testing is easy to cause danger to operators.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a relay withstand voltage testing device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a relay withstand voltage testing device comprises a testing box, wherein a workbench is fixedly arranged in the testing box, a box door is movably hinged to the top side of the testing box, and a handle is fixedly connected to the side surface of the box door;

the top side of the workbench is fixedly provided with a control switch, the top side of the workbench is fixedly connected with two groups of limiting strips, and the limiting strips are arranged in parallel;

the top of the workbench is provided with a detection assembly, the detection assembly comprises a bottom plate, a base, a test frame and a test board, the bottom of the bottom plate is fixedly connected to the workbench, the two sides of the upper bottom plate are fixedly connected with the base, the top of the base is fixedly connected with an upright column, the top of the upright column is fixedly connected with the test frame, and the middle of the test frame is provided with a through groove;

the base side fixedly connected with testboard, testboard orientation base one side fixedly connected with contact.

Preferably, be provided with pressure measuring component on the test jig, contain cylinder, fixing base, push rod, cable, test needle bed, thimble and trigger in the pressure measuring component, fixing base side fixed connection is on the test jig, fixing base side fixedly connected with cylinder.

Preferably, the bottom end of the air cylinder is fixedly connected with a push rod, the bottom of the push rod is fixedly connected in the top of the test needle bed, and the bottom of the test needle bed is provided with a plurality of groups of ejector pins.

Preferably, the side surface of the testing needle bed is fixedly provided with a trigger, the top side of the testing needle bed is highly connected with a cable, and the side end of the cable movably penetrates through the through groove.

Preferably, the detection assemblies are provided with a plurality of groups, and the detection assemblies are electrically connected with each other.

Preferably, the length of the upright post is greater than the thickness of the relay, and the height of the upright post and the height of the test frame are less than the height distance of the box door.

Compared with the prior art, the utility model has the beneficial effects that: the relay is placed on a workbench by opening a box door, specifically, the relay is placed on a bottom plate, namely between bases, and the side wall of the relay abuts against a contact on a test bench, so that the pressure test can be carried out on the relay from the side; the testing needle bed is moved to be electrically connected with a relay to be tested, in the step, an air cylinder is started, the air cylinder pushes a push rod to do linear lifting motion, the push rod drives the testing needle bed to linearly lift, each ejector pin of the testing needle bed is in compression joint with each terminal block screw of the relay to be tested, the testing needle bed is electrically connected with the relay to be tested, a trigger is triggered while the testing needle bed moves downwards, the trigger sends a signal to a control switch after being triggered, the control switch controls the testing needle bed to stop moving, the pressure resistance test starts, the automatic pressure resistance test of the relay is realized through the matching of a detection assembly and a pressure measurement assembly, the testing efficiency and the operation safety are improved, manual wiring of an operator is not needed, the automatic pressure resistance test is realized, the electric shock risk is avoided, and the production efficiency is improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the overall structure of a side view assembly of the present invention;

FIG. 3 is an enlarged structural view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of a test rack according to the present invention;

FIG. 5 is a bottom structure diagram of the testing needle bed of the present invention.

In the figure: 1. a test box; 101. a work table; 102. a box door; 103. a handle; 2. a control switch; 3. a limiting strip; 4. a detection component; 41. a base plate; 42. a base; 43. a column; 44. a test jig; 45. a through groove; 46. a test bench; 47. a contact; 5. a pressure measuring assembly; 51. a cylinder; 52. a fixed seat; 53. a push rod; 54. a cable; 55. testing the needle bed; 56. a thimble; 57. and a trigger.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a relay withstand voltage testing device comprises a testing box 1, wherein a workbench 101 is fixedly arranged in the testing box 1, a box door 102 is movably hinged to the top side of the testing box 1, and a handle 103 is fixedly connected to the side surface of the box door 102;

it should be noted that the top side of the workbench 101 is fixedly provided with the control switch 2, the top side of the workbench 101 is fixedly connected with the limiting strips 3, two groups of limiting strips 3 are arranged, and the limiting strips 3 are arranged in parallel;

referring to fig. 2, a detection assembly 4 is disposed at the top of a workbench 101, the detection assembly 4 includes a bottom plate 41, a base 42, a test rack 44 and a test bench 46, the bottom of the bottom plate 41 is fixedly connected to the workbench 101, the bases 42 are fixedly connected to two sides of the upper bottom plate 41, a column 43 is fixedly connected to the top of the base 42, the top of the column 43 is fixedly connected to the test rack 44, and a through groove 45 is formed in the middle of the test rack 44;

it should be noted that a test table 46 is fixedly connected to a side surface of the base 42, and a contact 47 is fixedly connected to a surface of the test table 46 facing the base 42.

It should be noted that the detecting elements 4 are provided with a plurality of sets, and the detecting elements 4 are electrically connected with each other.

In addition, the length of the upright column 43 is larger than the thickness of the relay, and the height between the upright column 43 and the test rack 44 is smaller than the height distance of the box door 102.

In use, the door 102 is first opened to place the relay on the table 101, specifically on the base plate 41, i.e. between the pedestals 42, and the side walls of the relay abut the contacts 47 on the test stand 46, i.e. the relay can be pressure tested from the side.

Referring to fig. 3, a pressure measuring assembly 5 is disposed on the testing frame 44, the pressure measuring assembly 5 includes an air cylinder 51, a fixing seat 52, a push rod 53, a cable 54, a testing needle bed 55, an ejector pin 56 and a trigger 57, a side surface of the fixing seat 52 is fixedly connected to the testing frame 44, and a side surface of the fixing seat 52 is fixedly connected to the air cylinder 51.

It should be noted that the bottom end of the air cylinder 51 is fixedly connected with a push rod 53, the bottom of the push rod 53 is fixedly connected in the top of the test needle bed 55, and the bottom of the test needle bed 55 is provided with a plurality of groups of ejector pins 56.

In addition, a trigger 57 is fixedly arranged on the side surface of the test needle bed 55, a cable 54 is highly connected to the top side of the test needle bed 55, and the side end of the cable 54 movably penetrates through the through groove 45.

In the using process, the testing needle bed 55 is moved to be electrically connected with the relay to be tested, in this step, the air cylinder 51 is started, the air cylinder 51 pushes the push rod 53 to do linear lifting motion, the push rod 53 drives the testing needle bed 55 to do linear lifting motion, each ejector pin 56 of the testing needle bed 55 is in pressure connection with each terminal table screw of the relay to be tested, the testing needle bed 55 is electrically connected with the relay to be tested, the testing needle bed 55 moves downwards and simultaneously triggers the trigger 57, the trigger 57 sends a signal to the control switch 2 after being triggered, the control switch 2 controls the testing needle bed 55 to stop moving, and the pressure resistance test starts.

The working principle is as follows: in the use process of the utility model, firstly, the box door 102 is opened, the relay is placed on the workbench 101, specifically, the relay is placed on the bottom plate 41, namely between the bases 42, the side wall of the relay is abutted against the contact 47 on the test bench 46, and then the pressure test can be carried out on the relay from the side;

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a withstand voltage testing arrangement of relay, includes test box (1), its characterized in that: a workbench (101) is fixedly arranged in the test box (1), a box door (102) is movably hinged to the top side of the test box (1), and a handle (103) is fixedly connected to the side surface of the box door (102);

the control switch (2) is fixedly installed on the top side of the workbench (101), the top side of the workbench (101) is fixedly connected with two groups of limiting strips (3), and the limiting strips (3) are arranged in parallel;

the detection device is characterized in that a detection assembly (4) is arranged at the top of the workbench (101), a bottom plate (41), a base (42), a test frame (44) and a test bench (46) are arranged in the detection assembly (4), the bottom of the bottom plate (41) is fixedly connected to the workbench (101), the bases (42) are fixedly connected to two sides of the bottom plate (41), an upright post (43) is fixedly connected to the top of the base (42), the test frame (44) is fixedly connected to the top of the upright post (43), and a through groove (45) is formed in the middle of the test frame (44);

the base (42) side fixedly connected with testboard (46), testboard (46) are towards base (42) one side fixedly connected with contact (47).

2. A relay withstand voltage testing apparatus according to claim 1, characterized in that: the detection assemblies (4) are provided with a plurality of groups, and the detection assemblies (4) are electrically connected with each other.

3. A relay withstand voltage testing apparatus according to claim 2, characterized in that: the length of the upright post (43) is larger than the thickness of the relay, and the height of the upright post (43) and the test frame (44) is smaller than the height distance of the box door (102).

4. A relay withstand voltage testing apparatus according to claim 3, characterized in that: be provided with pressure measuring component (5) on test jig (44), contain cylinder (51), fixing base (52), push rod (53), cable (54), test needle bed (55), thimble (56) and trigger (57) in pressure measuring component (5), fixing base (52) side fixed connection is on test jig (44), fixing base (52) side fixedly connected with cylinder (51).

5. The relay withstand voltage testing device according to claim 4, wherein: the testing device is characterized in that a push rod (53) is fixedly connected to the bottom end of the air cylinder (51), the bottom of the push rod (53) is fixedly connected to the top of the testing needle bed (55), and a plurality of groups of ejector pins (56) are arranged at the bottom of the testing needle bed (55).

6. The relay withstand voltage testing device according to claim 5, characterized in that: the testing needle bed (55) is characterized in that a trigger (57) is fixedly arranged on the side face of the testing needle bed (55), a cable (54) is highly connected to the top side of the testing needle bed (55), and the side end of the cable (54) movably penetrates through the through groove (45).