CN211669325U

CN211669325U - Testing device for magnetic latching relay

Info

Publication number: CN211669325U
Application number: CN201922410550.1U
Authority: CN
Inventors: 余子平; 高世全; 谢丽君; 张乃强
Original assignee: Zhejiang Anxin Electric Co ltd
Current assignee: Zhejiang Anxin Electric Co ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-10-13
Anticipated expiration: 2029-12-28

Abstract

The utility model provides a testing device for a magnetic latching relay, which comprises a protection box, a test board, a support rod, a rotating wheel, a relay fixer, a power distribution test frame, a heat dissipation mechanism, a connecting plate and a tester, wherein the test board is arranged on the inner bottom surface of the protection box, the support rod is arranged on the surface of the test board, and the bottom end of the support rod is connected with the rotating wheel through a bolt; the upper end face of the test board is connected with a power distribution test frame through a bolt, and a heat dissipation mechanism is arranged on one side face of the power distribution test frame; a connecting plate is installed on one side face of the power distribution test frame through bolts, and a tester is arranged on the bottom end face of the connecting plate. The utility model discloses protection box, relay fixer and heat dissipation mechanism's setting, the inside test environment can be protected when magnetic latching relay tests, and protection testing personnel safety is conveniently fixed magnetic latching relay, and the radiating effect is good, the marketing and the application of being convenient for.

Description

Testing device for magnetic latching relay

Technical Field

The utility model relates to a relay equipment field especially relates to a testing arrangement for magnetic latching relay.

Background

The magnetic latching relay is a novel relay developed in recent years and is also an automatic switch. As with other electromagnetic relays, it acts to automatically turn on and off the circuit. The magnetic latching relay has the advantages that the normally closed state or the normally open state of the magnetic latching relay completely depends on the action of permanent magnetic steel, and the switching state of the magnetic latching relay is triggered by pulse electric signals with certain width to complete the switching.

Magnetic latching relay divide into single-phase and three-phase, and at present, magnetic latching relay need test the withstand voltage value between its coil terminal and current terminal and the current terminal before dispatching from the factory, but current a testing arrangement for magnetic latching relay still has the magnetic latching relay and can not protect the internal test environment when testing, and injure the tester easily during the test, and is inconvenient to magnetic latching relay fixes, the poor problem of radiating effect.

Therefore, it is necessary to develop a testing device for a magnetic latching relay.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a testing arrangement for magnetic latching relay to solve current testing arrangement for magnetic latching relay still to have the magnetic latching relay and can not protect the internal test environment when testing, and injure the tester easily when testing, inconvenient fix magnetic latching relay, the poor problem of radiating effect. A testing device for a magnetic latching relay comprises a protection box, a testing platform, a supporting rod, a rotating wheel, a relay fixer, a power distribution testing frame, a heat dissipation mechanism, a connecting plate and a tester, wherein the testing platform is installed on the bottom end face of the interior of the protection box, the supporting rod is arranged on the surface of the testing platform, and the bottom end of the supporting rod is connected with the rotating wheel through a bolt; the upper end of the supporting rod is provided with a relay fixer; the upper end face of the test board is connected with a power distribution test frame through a bolt, and a heat dissipation mechanism is arranged on one side face of the power distribution test frame; a connecting plate is arranged on one side face of the power distribution test frame through a bolt, and a tester is arranged on the bottom end face of the connecting plate; the protection box comprises an outer box, an observation window, a test port, heat dissipation holes and a heat dissipation groove, wherein the observation window is arranged on the surface of the outer box, the test port is arranged on one end surface of the outer box, the heat dissipation holes are arranged on the rear side surface of the outer box, and the heat dissipation groove is arranged on the rear side surface of the outer box; the relay fixer comprises a fixing plate, a fixing shaft, a movable fixing rod and a clamping block, wherein the fixing shaft is arranged in the middle of the upper end of the fixing plate, the movable fixing rod is arranged on the upper end surface of the fixing shaft, and the clamping block is arranged on two end surfaces of the movable fixing rod; the heat dissipation mechanism comprises a heat dissipation plate, a heat dissipation block and a heat dissipation fin, wherein the heat dissipation block is installed on one side face of the heat dissipation plate, and one end of the heat dissipation fin is arranged on one side face of the heat dissipation plate.

The protection box adopts square stainless steel material, and the observation window adopts square and four corners to be curved explosion-proof glass material, is provided with two and above test ports on a side of this protection box, and is provided with a plurality of louvres on the trailing flank of protection box.

The relay fixing device is made of stainless steel materials with irregular shapes, a spring is arranged inside the movable fixing rod, the movable fixing rod is in telescopic movement through manual operation, clamping blocks are arranged on two sides of the movable fixing rod, a relay fixing groove is formed in the middle of the inner side of each clamping block, and the relay fixing device is provided with two or more than two fixing grooves.

The heat dissipation mechanism is made of cylindrical aluminum alloy with a protruding block at one end, a plurality of heat dissipation through holes are formed in the surface of the heat dissipation block, a plurality of heat dissipation fins are arranged on one side face of the heat dissipation plate, and the heat dissipation fins extend into the heat dissipation groove.

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

1. the utility model discloses the setting of guard box is favorable to protecting the internal test environment when testing magnetic latching relay, and is favorable to protecting tester safety, and the staff is harmd to the accident appearing when being favorable to preventing to test, conveniently observes inside operating condition, is favorable to improving and uses experience.

2. The utility model discloses the setting of relay fixer is favorable to the convenience to fix magnetic latching relay, and convenient follow-up test work that carries on, simple structure, it is fixed convenient, be favorable to improving the staff and use experience.

3. The utility model discloses the setting of heat dissipation mechanism is favorable to carrying out the work of dispelling the heat to distribution test jig internal test equipment, prevents when the test, and equipment production heat can't dispel the heat and cause the test failure and damage internal test equipment, is favorable to improving the radiating effect good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic side view of the present invention.

Fig. 3 is a schematic structural diagram of the protection box of the present invention.

Fig. 4 is a rear view structure diagram of the protection box of the present invention.

Fig. 5 is a schematic structural diagram of the relay holder of the present invention.

Fig. 6 is a schematic structural view of the heat dissipation mechanism of the present invention.

Fig. 7 is a schematic side view of the heat dissipation mechanism of the present invention.

In the figure:

1-protective case, 11-outer case, 12-observation window, 13-test port, 14-heat dissipation hole, 15-heat dissipation groove, 2-test table, 3-support rod, 4-rotation wheel, 5-relay fixer, 51-fixing plate, 52-fixing shaft, 53-movable fixing rod, 54-clamping block, 6-power distribution test frame, 7-heat dissipation mechanism, 71-heat dissipation plate, 72-heat dissipation block, 73-heat dissipation fin, 8-connecting plate, 9-tester.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

The invention is further described below with reference to the accompanying drawings:

example (b):

as shown in figures 1 to 7:

the utility model provides a testing device for a magnetic latching relay, which comprises a protection box 1, a test board 2, a support rod 3, a rotating wheel 4, a relay fixer 5, a power distribution test frame 6, a heat dissipation mechanism 7, a connecting plate 8 and a tester 9; the protection box 1 comprises an outer box 11, an observation window 12, a test port 13, heat dissipation holes 14 and heat dissipation grooves 15; the relay fixer 5 comprises a fixing plate 51, a fixing shaft 52, a movable fixing rod 53 and a clamping block 54; the heat dissipation mechanism 7 comprises a heat dissipation plate 71, a heat dissipation block 72 and a heat dissipation fin 73, when in use, all equipment required for testing is arranged in the power distribution test frame 6, the equipment is required to be installed according to conditions, one end of a rotating wheel 4 is connected with a motor with the model 5IK120RGN-CF, the motor is electrified and started, through external button control, the rotating wheel 4 drives a relay fixer 5 to move through rotation, the rotating wheel 4 moves on a track at the bottom end of a test bench 2, a support rod 3 moves in a groove on the surface of the test bench 2, the support rod 3 can move to the outer side of a protection box 1 through a test port 13 through movement, when testing a magnetic latching relay, the magnetic latching relay is manually fixed at the upper end of the relay fixer 5, when fixing, one movable fixing rod 53 is manually pulled, a spring in the movable fixing rod 53 moves after being forced, one end of a magnetic latching relay is embedded in a relay fixing groove in the middle of the inner side of a clamping block, then the magnetic latching relay is pushed to a proper position, then the movable fixing rod 53 is loosened by hand, the movable fixing rod 53 is restored according to the elasticity of the spring, the magnetic latching relay is fixed, a motor button is started, a motor drives a rotating wheel 4 to move towards the inside of the protection box 1, then an air cylinder at the upper end of a tester 9 is started, the tester 9 drives the tester 9 to move up and down to test the magnetic latching relay, the tester 9 is the prior art, and is not an innovative structure in the device, a detailed structure is not needed, in the test of the magnetic latching relay, equipment in a power distribution test frame 6 is easy to generate heat, a heat dissipation mechanism 7 plays a good heat dissipation role, a heat dissipation plate 71 absorbs the internal heat, and then the heat is dissipated through a heat dissipation block 72 and a heat dissipation fin 73, and heat dissipation wing 73 sets up inside radiating groove 15, can be with the outer end of heat effluvium guard box 1, and in the test process, the staff observes the internal test condition through observation window 12, and guard box 1 can protect the internal test environment and protect test staff's safety, simple structure, and convenient to use is favorable to improving and uses experience.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims

1. A test apparatus for a magnetic latching relay, characterized in that: the device comprises a protection box (1), a test board (2), a support rod (3), a rotating wheel (4), a relay fixer (5), a power distribution test frame (6), a heat dissipation mechanism (7), a connecting plate (8) and a tester (9), wherein the test board (2) is installed on the bottom end face inside the protection box (1), the support rod (3) is arranged on the face of the test board (2), and the bottom end of the support rod (3) is connected with the rotating wheel (4) through a bolt; the upper end of the supporting rod (3) is provided with a relay fixer (5); the upper end face of the test board (2) is connected with a power distribution test frame (6) through a bolt, and a heat dissipation mechanism (7) is arranged on one side face of the power distribution test frame (6); a connecting plate (8) is mounted on one side face of the power distribution test frame (6) through a bolt, and a tester (9) is arranged on the bottom end face of the connecting plate (8); the protective box (1) comprises an outer box (11), an observation window (12), a test port (13), radiating holes (14) and radiating grooves (15), wherein the observation window (12) is arranged on the surface of the outer box (11), the test port (13) is arranged on one end surface of the outer box (11), the radiating holes (14) are arranged on the rear side surface of the outer box (11), and the radiating grooves (15) are arranged on the rear side surface of the outer box (11); the relay fixer (5) comprises a fixing plate (51), a fixing shaft (52), a movable fixing rod (53) and a clamping block (54), wherein the fixing shaft (52) is installed in the middle of the upper end of the fixing plate (51), the movable fixing rod (53) is installed on the upper end face of the fixing shaft (52), and the clamping block (54) is installed on two end faces of the movable fixing rod (53); the heat dissipation mechanism (7) comprises a heat dissipation plate (71), a heat dissipation block (72) and a heat dissipation fin (73), wherein the heat dissipation block (72) is installed on one side face of the heat dissipation plate (71), and one end of the heat dissipation fin (73) is arranged on one side face of the heat dissipation plate (71).

2. A test apparatus for a magnetic latching relay as claimed in claim 1, characterized in that: the explosion-proof glass protection box is characterized in that the protection box (1) is made of square stainless steel, the observation window (12) is made of square explosion-proof glass, four corners of the explosion-proof glass are arc-shaped, two or more test ports (13) are formed in one side face of the protection box (1), and a plurality of heat dissipation holes (14) are formed in the rear side face of the protection box (1).

3. A test apparatus for a magnetic latching relay as claimed in claim 1, characterized in that: the relay fixing device is characterized in that the relay fixing device (5) is made of stainless steel materials with irregular shapes, a spring is arranged inside the movable fixing rod (53), the movable fixing rod (53) can stretch and retract manually, clamping blocks (54) are arranged on two sides of the movable fixing rod (53), a relay fixing groove is formed in the middle of the inner side of each clamping block (54), and the number of the relay fixing devices (5) is two or more.

4. A test apparatus for a magnetic latching relay as claimed in claim 1, characterized in that: the heat dissipation mechanism (7) is made of cylindrical aluminum alloy with a protruding block at one end, a plurality of heat dissipation through holes are formed in the surface of the heat dissipation block (72), a plurality of heat dissipation fins (73) are arranged on one side face of the heat dissipation plate (71), and the heat dissipation fins (73) extend into the heat dissipation groove (15).