CN205845850U

CN205845850U - A kind of relay switch apparatus and relay thereof

Info

Publication number: CN205845850U
Application number: CN201620625929.8U
Authority: CN
Inventors: 何敬银; 王为; 高杉; 李林鹏; 高娟; 崔连涛
Original assignee: QINGDAO VOCATIONAL TECHNOLOGY COLLEGE
Current assignee: QINGDAO VOCATIONAL TECHNOLOGY COLLEGE; Qingdao Technical College
Priority date: 2016-06-22
Filing date: 2016-06-22
Publication date: 2016-12-28
Anticipated expiration: 2026-06-22

Abstract

This utility model provides a kind of relay switch apparatus and relay thereof, described switching device includes shell, the binding post I being respectively provided with on the biphase opposite of shell and binding post II, stretch into, at binding post I, the inside that enclosure one end connects and there is the sucker of solenoid, it is arranged on the spring acuator that enclosure is connected with binding post II, is arranged on the magnetic guide card that spring acuator movable end coordinates with sucker.Described relay includes power supply, single-chip microcomputer, amperometric, electric current flow straightener, switching device, described amperometric is connected between power output end and single-chip microcomputer input, and described electric current flow straightener is connected between single-chip microcomputer outfan and switching device input.Mechanical switch based on electricity magnetisation principle, frame for movement is simple, easy to use, with low cost, and relay performance based on this switching device is stable, safe and reliable, low cost.

Description

A kind of relay switch apparatus and relay thereof

Technical field

This utility model belongs to relay technical field, is specifically related to a kind of relay switch apparatus and relay thereof.

Background technology

In recent ten years, the development of the aspect such as the especially space flight of China's electronic product, national defence, communication is swift and violent, to components and parts Quality and reliability had higher requirement.Single-chip microcomputer control delay relay is as a kind of high to time control accuracy Components and parts, it is necessary to have higher application reliability, could meet the needs of space flight, national defence.Existing monolithic processor controlled time delay Relay is primarily present following problem: existing time-delay relay is due to the use of too much electronic component so that Single-chip Controlling is not Enough accurate, relay functional reliability is also existed impact；User is difficult to control the length of delay time according to self-demand；Adopt Add electronic device, unstable properties with electrical switch, also increase cost.

Utility model content

This utility model provides a kind of relay switch apparatus and relay thereof, mechanical open based on electricity magnetisation principle Closing, frame for movement is simple, easy to use, with low cost, and relay performance based on this switching device is stable, safe and reliable, one-tenth This is low.

A kind of relay switch apparatus that this utility model provides, including shell, is respectively provided with on the biphase opposite of shell Binding post I and binding post II, stretch into, at binding post I, the inside that enclosure one end connects and have the sucker of solenoid, arrange The spring acuator that portion is connected with binding post II in the enclosure, is arranged on the magnetic that spring acuator movable end coordinates with sucker Property guide card.After two binding post energisings, suction cup interior solenoid, by electricity magnetisation, forms magnetic field, produces the gravitation to magnetic guide card, Magnetic guide card is delivered at sucker by spring acuator and sucker adhesive under graviational interaction, thus realizes switching means into conduction Purpose.

Further, described spring acuator includes head rod, extension spring, the second connecting rod, limiting stand, memory bullet Spring, described head rod is one end open, the other end hollow structure that be connected fixing with binding post II；Described extension spring is positioned at One connecting rod inner chamber, its one end is fixing with binding post II to be connected；Described second connecting rod is interspersed in head rod inner chamber, one end Fixing with extension spring and be connected, the other end stretches out head rod and is positioned at second as spring acuator movable end, described limiting stand Connecting rod is connected end side surface with extension spring；Described memory spring is set in outside the second connecting rod being positioned within head rod. Purely mechanical structure has assisted sucker, magnetic guide card two contact adhesive and disconnection.

Further, described binding post I and binding post II are positioned at one end of housing exterior and are all installed with connecting ring, it is simple to lead The connection of line.

Further, described outer casing inner wall is provided with rubber insulation, and whole switching device is played insulation protection effect.

Preferably, described magnetic guide card is irony guide card.Irony guide card material is cheap, is widely used, is easy to get.

A kind of relay using described switching device, including power supply, single-chip microcomputer, power supply provides for the work of whole relay Required running voltage, electric current, single-chip microcomputer, as the core control part of relay, assigns relay time delay command in good time.

On the basis of existing technology, following improvement is also made: also include amperometric, electric current flow straightener, switch dress Putting, described amperometric is connected between power output end and single-chip microcomputer input, and described electric current flow straightener is connected to monolithic Between machine outfan and switching device input.Switching device is as actuator, it is achieved the break-make of relay.Amperometric With electric current flow straightener, single-chip microcomputer input current is detected, and single-chip microcomputer output electric current is carried out current stabilization, improve single-chip microcomputer Control accuracy, strengthens the stability of relay work.

Further, described relay also includes the intervalometer being connected with single-chip microcomputer input, it is possible to carry out as required Time set, by the length of Single-chip Controlling time, reaches the purpose of delays time to control.

Further, described electric current flow straightener has current stabilization circuit.

The beneficial effects of the utility model: mechanical switch device, by electricity magnetisation, sucker suction magnetic guide card reaches The purpose of switch conduction, absorption is stable, and switch is convenient, with low cost；Single-chip microcomputer control delay relay, is provided with intervalometer, energy Enough it is timed as required, by the length of Single-chip Controlling time, has reached the purpose of delays time to control；It is provided with current detecting The electric current of input can be detected by device and electric current flow straightener, and the electric current of output is more stable so that relay stability is big Big raising；Reached use less electronic component, cost-effective while, be also greatly improved the mesh of relay job stability Mark.

Accompanying drawing explanation

Fig. 1 is switching device structure schematic diagram,

Fig. 2 is relay circuit structural principle block diagram,

Fig. 3 is the current stabilization circuit figure of electric current flow straightener.

Accompanying drawing marks:

1, power supply, 2, single-chip microcomputer, 3, switching device, 4, amperometric, 5, electric current flow straightener.

301, shell, 302, binding post I, 303, binding post II, 304, solenoid, 305, sucker, 306, irony guide card, 307, head rod, 308, extension spring, the 309, second connecting rod, 310, limiting stand, 311, memory spring, 312, connecting ring, 313, connecting ring, 314, rubber insulation.

Detailed description of the invention

In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing and enforcement Example, is further elaborated to this utility model.Should be appreciated that specific embodiment described herein is used only for explaining This utility model, it is impossible to be interpreted as the restriction of protection domain concrete to this utility model.

Embodiment

With reference to Fig. 1, switching device includes shell 301, the binding post I 302 that is respectively provided with at 301 liang of opposite faces of shell, connects Terminal II 303, stretches into, at binding post I 302, the inside that inside shell 301, one end connects and has the sucker 305 of solenoid 304, It is arranged on the internal spring acuator being connected with binding post II 303 of shell 301, is arranged on spring acuator movable end and suction The magnetic guide card that dish 305 coordinates, described magnetic guide card uses irony guide card 306.

Described spring acuator includes head rod 307, extension spring the 308, second connecting rod 309, limiting stand 310, note Recalling spring 311, described head rod 307 is one end open, the other end hollow structure that be connected fixing with binding post II 303； Described extension spring 308 is positioned at head rod 307 inner chamber, and its one end is fixing with binding post II 308 to be connected；Described second connecting rod 309 are interspersed in head rod 307 inner chamber, and one end is fixing with extension spring 308 to be connected, and the other end stretches out head rod 307 conduct Spring acuator movable end, described limiting stand 310 is positioned at the second connecting rod 309 and is connected end side surface with extension spring 308；Described memory Spring 311 is set in the second connecting rod 309 outside being positioned within head rod 307.

Described binding post I 302 and binding post II 303 be positioned at the one end outside shell 301 be all installed with connecting ring 312, 313。

Described shell 301 inwall is provided with rubber insulation 314.

With reference to Fig. 2, the present embodiment use the relay of described switching device include power supply 1, single-chip microcomputer 2, switching device 3, Amperometric 4, electric current flow straightener 5, intervalometer 6, described amperometric 4 is connected to power supply 1 outfan and single-chip microcomputer 2 inputs Between end, described electric current flow straightener 5 is connected between single-chip microcomputer 2 outfan and switching device 3 input, described intervalometer 6 with Single-chip microcomputer 2 input connects.

The current stabilization circuit of described electric current flow straightener 5 sees Fig. 3.

During work, by wire by two binding posts I 302 of switching device 3, binding post II 303 with electric current flow straightener 5 even Connecing, relay carries out delay parameter setting according to specific needs, time delay sign on is sent to intervalometer 6 and enters by single-chip microcomputer 2 Row timing, after having performed the actual time delay time, single-chip microcomputer 2 is passed in timing END instruction by intervalometer 6, and single-chip microcomputer 2 controls to open Close 3 liang of binding posts I 302 of device, binding post II 303 energising, near the solenoid 304 of sucker 305, produce magnetic field, sucker 305 Attracting irony guide card 306 displacement, memory spring 311 deformation, thus sucker 305 is pulled together with irony guide card 306, switch is led Logical.When two binding posts I 302, binding post II 303 power-off, under the restoring force of extension spring 308, at the beginning of the second connecting rod 309 bounces back to Beginning position, sucker 305 and irony guide card 306 separately, switch off.

Claims

1. a relay switch apparatus, including shell, it is characterised in that: be additionally included in that shell two opposite face is respectively provided with connects Terminal I and binding post II, stretch into, at binding post I, the inside that enclosure one end connects and have the sucker of solenoid, be arranged on The spring acuator that enclosure is connected with binding post II, is arranged on the magnetic that spring acuator movable end coordinates with sucker Guide card.

Relay switch apparatus the most according to claim 1, it is characterised in that: described spring acuator includes first even Extension bar, extension spring, the second connecting rod, limiting stand, memory spring, described head rod is one end open, the other end and binding post The II fixing hollow structure connected；Described extension spring is positioned at head rod inner chamber, and its one end is fixing with binding post II to be connected；Described Second connecting rod is interspersed in head rod inner chamber, and one end is fixing with extension spring to be connected, and the other end stretches out head rod as bullet Spring actuator movable end, described limiting stand is positioned at the second connecting rod and is connected end side surface with extension spring；Described memory spring is set in It is positioned at outside the second connecting rod within head rod.

Relay switch apparatus the most according to claim 1, it is characterised in that: described binding post I and binding post II are positioned at One end of housing exterior is all installed with connecting ring.

Relay switch apparatus the most according to claim 1, it is characterised in that: described outer casing inner wall is provided with rubber-covered Layer.

Relay switch apparatus the most according to claim 1, it is characterised in that: described magnetic guide card is irony guide card.

6. use a relay for switching device described in claim 1, including power supply, single-chip microcomputer, it is characterised in that: also wrap Including amperometric, electric current flow straightener, switching device, described amperometric is connected to power output end and single-chip microcomputer input Between, described electric current flow straightener is connected between single-chip microcomputer outfan and switching device input.

Relay the most according to claim 6, it is characterised in that: described relay also includes being connected with single-chip microcomputer input Intervalometer.

Relay the most according to claim 6, it is characterised in that: described electric current flow straightener has current stabilization circuit.