CN108615659A - Electromagnetic relay - Google Patents
Electromagnetic relay Download PDFInfo
- Publication number
- CN108615659A CN108615659A CN201611135840.4A CN201611135840A CN108615659A CN 108615659 A CN108615659 A CN 108615659A CN 201611135840 A CN201611135840 A CN 201611135840A CN 108615659 A CN108615659 A CN 108615659A
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- Prior art keywords
- plate
- shrapnel
- connection handle
- relay
- connection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
- H01H50/647—Driving arrangements between movable part of magnetic circuit and contact intermediate part comprising interlocking means for different contact pairs
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
- H01H50/645—Driving arrangements between movable part of magnetic circuit and contact intermediate part making a resilient or flexible connection
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Switch Cases, Indication, And Locking (AREA)
Abstract
The present invention relates to electrical equipments, more particularly to a kind of electromagnetic relay, the electromagnetic system and the armature component being used cooperatively with electromagnetic system is set inside casing of relay that it includes the casing of relay being made of relay case and relay base, is arranged inside casing of relay, static contact group is set on the relay base, one end of the armature component is connected with moving contact, and moving contact is used cooperatively with static contact group；It further include test switch, it include be arranged relay case top operating knob, be arranged in the coupled connection handle in operating knob lower part and the shrapnel coupled in connection handle lower part be set, the side Elastic Contact of shrapnel and armature component is for driving armature component to act；Electromagnetic relay of the invention is simple in structure, performance is stablized, and adaptable and effective protection component, service life are long.
Description
Technical field
The present invention relates to electrical equipments, and in particular to a kind of electromagnetic relay.
Background technology
Existing miniature electro-magnetic relay, test switch mostly use cam blocks rotation mode or axial promotion armature group
Part closedown mode, wherein cam blocks rotation mode application is more extensive.
Switch is tested using the miniature electro-magnetic relay of cam blocks rotation mode, mainly passes through rotary crank band moving cam
Armature component is pressed, achievees the purpose that contact is latched, but since crank rotation angle is uncontrollable, cam presses armature component
Pressure amplitude difference is big, the even connection not yet in effect of contacting pressure transient, and reliability is low；Furthermore the small electrical of this type
Magnetic relay test switch is without fixed journey system, without expliciting the position when contact is latched.
And use the axial miniature electro-magnetic relay test switch for pushing armature component mode, then exist such as to parts
Precision dependence is high, yoke can lead to locking when shifting when contact can not normal ON, the problems such as debugging difficulty is big.
Invention content
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of simple in structure, performance stabilization is provided, it is adaptable
Electromagnetic relay.
A kind of electromagnetic relay comprising the casing of relay that is made of relay case 1 and relay base 2, setting
What electromagnetic system 900 inside casing of relay and being arranged inside casing of relay was used cooperatively with electromagnetic system 900
Static contact group is arranged on the relay base 2 for armature component 800, and one end of the armature component 800 is connected with moving contact,
Moving contact is used cooperatively with static contact group；
Further include test switch 3 comprising be arranged 1 top of relay case operating knob 31, setting in operating knob 31
The coupled connection handle in lower part and the shrapnel 400 coupled in connection handle lower part is set, the 3 horizontal sliding of test switch is led to
Shrapnel 400 is crossed with 800 side Elastic Contact of armature component for driving armature component 800 to act.
Preferably, the shrapnel 400 includes locked shrapnel 410, and the locked shrapnel 420 is with setting in armature component
The convex body 810 of 800 sides coordinates the inclined-plane for driving armature component 800.
Preferably, the connection handle includes the first connection handle 33, and 31 bottom of operating knob is located at 33 side of the first connection handle and sets
Set the first spacer pin 32；The support construction that 1 top of the relay case setting is used cooperatively with test switch 3, support construction
Include the cunning chamber coordinated with the operating knob 31 of test switch 3, the first connection handle in support construction lower part and test switch 3 is set
33 the first ducts 11 to match and pin hole 12 in 11 middle part side of the first duct is set, operating knob 31 is located at support construction
Cunning chamber both ends when, the first spacer pin 32 of 11 upper outside surface of the first duct and button 31 coordinates, and prevents test 3 axis of switch
To moving down, when operating knob 3 is located at 12 top of pin hole, the first positioning pin 32, which may pass through pin hole 12, makes test switch 3 axially move down.
Preferably, reinforcing plate, 11 He of the first duct are set between first connection handle, 33 and first spacer pin 32
Setting is used cooperatively with reinforcing plate between pin hole 12 reinforces board channel.
Preferably, the shrapnel includes a spring plate 410 and is arranged locked shrapnel 420 in 410 lower part of spring plate,
Point spring plate 410 includes the first inclined-plane 411 for driving armature component 800 with the cooperation of armature component 800, locks shrapnel 420
It include the second inclined-plane 421 coordinated with the convex body of armature component 800 810 for driving armature component 800.
Preferably, the connection handle further includes the second connection handle 34 being connected with the first connection handle 33, the second connection handle 34
It is connect with spring plate 410；It is located at 34 both sides of the second connection handle in the junction of the first connection handle 33 and the second connection handle 34 to set
Positive stop lug boss 341 is set, second back-moving spring 37 is set between connection handle and the support construction of relay case 1；Positive stop lug boss
341 and 11 lower outside surface of the first duct be engaged and avoid the test pop-up of switch 3 relay case 1.
Preferably, described spring plate 410 is an integral structure with locked shrapnel 420 and collectively forms shrapnel 400, shrapnel
400 it include the substrate 430 being connected with connection handle, with substrate 430 bending connection the second plate 440, with the second plate 440 bending connect
The third plate 450 connect, the 5th plate 470 for bending the 4th plate 460 of connection with third plate 450 and being connected with the 4th plate 460；Institute
The protrusion that 450 top of third plate is formed away from substrate 430 is stated, forms point spring plate 410 between the top and third plate 450 of protrusion
The first inclined-plane 411, on the 4th plate 460 setting lock the second inclined-plane 421 of shrapnel 420.
Preferably, the shrapnel 400 includes point spring plate 410 and is arranged coupled in 410 lower part of spring plate
Locked shrapnel 420；
Described spring plate 410 is U-shaped structure comprising U-type groove and side plate in U-type groove both sides is arranged, point is moved
The U-shaped bottom end of piece 410 is connected with connection handle, the side plate setting of point spring plate 410 positioned at 411 lower part of the first inclined-plane and
The guide ramp 412 intersected with it；
The locked shrapnel 420 include one plate 422 of connection being connected with point spring plate 410, with to connect a plate 422 connected
Connect two plates 423, connection three plate 424 connected with two plates 423 are connect, with connect four plate 425 of connection that three plates 424 are connected and
Connection five plate 426 connected with four plates 425 are connect；The setting of second inclined-plane 421 is on connecting four plates 425, the connection two
The extended line of plate 423 and the first angle of the extended line for connecting a plate 422, the extended line for connecting four plates 425 and it connect a plate 422
The second angle of extended line be respectively less than 90 °.
Preferably, the setting of 31 lower part of operating knob is used to indicate the state instruction plate 300 of test 3 state of switch, state instruction
300 both sides of plate be equipped with state switching shrapnel 39 and be arranged cunning chamber top both sides state positioning pin 390 be used cooperatively.
Preferably, the state switching shrapnel 39 is an integral structure with operating knob 31, is the wave with multiple grooves
Wave-like shrapnel, switching in state has elastic gap between shrapnel 39 and state instruction plate 300；The state positioning pin 390 is
Semicircle boss pushes operating knob 31 that can realize that disconnection locking state, crawl test mode and the closure of test switch 3 lock shape
State switches.
The electromagnetic relay of the present invention, it includes operating knob that the test, which switchs, it is coupled in operating knob lower part to be arranged
Connection handle and the shrapnel coupled in connection handle lower part is set, shrapnel is held in the mouth with armature component side Elastic Contact for driving
Iron component acts, and the test construction of switch is simple, and shrapnel and armature component Elastic Contact, and the test switch avoids electricity
The destabilizing factor of magnetic relay axial dimension chain laterally urges armature component from armature component side, by shrapnel to armature
Component exerts a force, and avoids causing structural failure when switching toggle, while the contact interference volume of bigger has ensured that the connection of contact is reliable
Property, debugging difficulty declines to a great extent.In addition, the shrapnel includes the point spring plate being connected with the second connection handle and is arranged in crawl
The locked shrapnel of shrapnel lower part meets the needs of test switchs different action states；State instruction is arranged in the operating knob lower part
Plate, state instruction plate are equipped with words identification, conveniently check test switch status.
Description of the drawings
Fig. 1 is the structural schematic diagram of electromagnetic relay of the present invention；
Fig. 2 is the A-A cross-sectional views of Fig. 1 of the present invention；
Fig. 3 is the I part-structure schematic diagrams of Fig. 2 of the present invention；
Fig. 4 is the D-D cross-sectional views of Fig. 1 of the present invention；
Fig. 5 is the III part-structure schematic diagrams of Fig. 4 of the present invention；
Fig. 6 is the overlooking structure diagram of electromagnetic relay of the present invention；
Fig. 7 is the B-B cross-sectional views of Fig. 6 of the present invention；
Fig. 8 is the II part-structure schematic diagrams of Fig. 7 of the present invention；
Fig. 9 is the structural schematic diagram of present invention test switch；
Figure 10 is the IV part-structure schematic diagrams of Fig. 9 of the present invention；
Figure 11 is the structural schematic diagram of support construction of the present invention；
Figure 12 is the structural schematic diagram of present invention point spring plate；
Figure 13 is the structural schematic diagram of the locked shrapnel of the present invention.
In the figures above label for：1 relay case, 11 first ducts, 12 pin holes, 2 relay bases, 3 test switch,
31 operating knobs, 310 first spring leafs, 32 first spacer pins, 33 first connection handles, 34 second connection handles, 36 spring grooves, 37 second
Resetting spring, 39 states switching shrapnel, 300 state instruction plates, 390 state positioning pins, 400 shrapnels, 410 spring plates, 411 the
One inclined-plane, 412 guide ramps, 420 locked shrapnels, 421 second inclined-planes, 422 one plates of connection, 423 two plates of connection, 424 connections three
Plate, 425 connection four plates, 426 connection five plates, 430 substrates, 440 second plates, 450 third plates, 460 the 4th plates, 470 the 5th plates,
800 armature components, 810 convex bodys, 900 electromagnetic systems, 920 magnetic vibrating feeder yokes, 940 (the first back-moving springs.
Specific implementation mode
Below in conjunction with the embodiment that attached drawing 1 to 13 provides, the specific implementation of the electromagnetic relay further illustrated the present invention
Mode.The electromagnetic relay of the present invention is not limited to the following description.
The electromagnetic relay of the present invention comprising the casing of relay that is made of relay case 1 and relay base 2,
The electromagnetic system 900 being arranged inside casing of relay and setting make inside casing of relay with the cooperation of electromagnetic system 900
Static contact group is arranged on relay base 2 for armature component 800, and 800 one end of armature component is connected with moving contact, moving contact
It is used cooperatively with static contact group；The electromagnetic relay further includes test switch 3, and test switch 3 includes being arranged in relay cover
The operating knob 31 on 1 top of shell is arranged in the coupled connection handle in 31 lower part of operating knob and is arranged in connection handle lower part and its
Connected shrapnel 400, test 3 level of switch slide through shrapnel 400 and are held in the mouth with 800 side Elastic Contact of armature component for driving
Iron component 800.
Existing miniature electro-magnetic relay, test switch is most of to be switched using cam blocks rotation, mainly passes through rotation
Turn crank handle turns cam pressing armature component, to achieve the purpose that contact is latched, still, since crank rotation angle is uncontrollable,
Cam is big to the pressure amplitude difference of armature component, leads to contacting pressure instability, or even cannot effectively connect, and causes reliable
Property is low；And another test on-off mode is axial promotion armature component locking, precision of this mode to electromagnetic relay component
More demanding, the height work difference of armature component in the axial direction needs to control in relatively low range, just may insure that test switch closes
Contact is effectively connected when lock.
The electromagnetic relay of the present invention, the test switch 3 include operating knob 31, are arranged in 31 lower part of operating knob and its phase
Connection handle even and the shrapnel 400 coupled in connection handle lower part is set, shrapnel 400 and 800 side of armature component elasticity
To drive armature component 800 to act, the test switch 3 avoids destabilizing factor of the relay shaft to dimension chain for contact, tests
Switch 3 is slided along the direction level axially vertical with test switch 3, and armature component 800, test are pushed from relay horizontal direction
Switch 3 is exerted a force by connection handle band spring plate 400 to armature component 800, avoids causing electromagnetic relay when stirring test switch 3
Structural failure, meanwhile, shrapnel and 800 Elastic Contact of armature component, the contact interference volume of bigger have ensured that the connection of contact is reliable
Property, debugging difficulty declines to a great extent.
Below with reference to attached drawing and preferred embodiment, the electromagnetic relay of the present invention is described further.
As illustrated in fig. 1 and 2, electromagnetic relay of the invention include by relay case 1 and relay base 2 form after
Casing for electric appliances, the electromagnetic system 900 being arranged inside casing of relay and is arranged inside casing of relay and electromagnetic system
900 armature components 800 being used cooperatively, static contact group is arranged on the relay base 2, and every group of static contact group includes opposite
The first static contact and the second static contact being arranged, the moving contact phase that 800 one end of the armature component is used cooperatively with static contact group
Even, moving contact is arranged between the first static contact and the second static contact；It is set between the armature component 800 and relay case 1
Set the test switch 3 being used cooperatively with armature component 800.Certainly, a static contact, Huo Zhe electricity can also be only arranged in static contact group
One or more groups of static contact groups and one or more groups of moving contacts can be set in magnetic relay.
As shown in Figures 2 and 4, the test switch 3 includes being arranged to exist in the operating knob 31 on 1 top of relay case, setting
The coupled connection handle in 31 lower part of operating knob and shrapnel 400 in connection handle lower part is set；The shrapnel 400 includes lock
Dead shrapnel 420, the convex body 810 that the locked shrapnel 420 includes and is arranged in 800 side of armature component coordinate for driving armature
The inclined-plane of component 800 locks the inclined-plane and armature group of shrapnel 420 when test switch 3 slides into cunning chamber one end of support construction
Part 800 detaches, and when test switch 3 slides into the cunning chamber other end of support construction, locks the inclined-plane and armature component of shrapnel 420
800 are engaged, and driving armature component 800 acts.It tests the end positions that switch 3 slides and corresponds to the disconnected of test switch 3 respectively
It opens locking state and is closed locking state.
As shown in Fig. 3,9-11, a preferred embodiment of the present invention, test switch 3 with casing of relay level in addition to sliding
Dynamic cooperation switches outer, additionally it is possible to vertical with casing of relay push type between disconnecting locking state and being closed locking state
It is slidably matched, realizes the switching of crawl test mode.
Specifically, as shown in figure 9, the connection handle includes the first connection handle 33,31 bottom of operating knob is located at the first connection
The first spacer pin 32 is arranged in 33 side of handle；As shown in figure 11,1 top of the relay case setting makes with the test cooperation of switch 3
Support construction, support construction include the cunning chamber coordinated with operating knob 3, are arranged in support construction lower part and the first connection handle 33
The first duct 11 for matching and pin hole 12 in 11 middle part side of the first duct is set, when operating knob 3 is located on pin hole 12
Fang Shi, the first positioning pin 32 may pass through pin hole 12, test switch 3 can be made axially to move down, when operating knob 31 is located at support construction
When sliding chamber both ends, 11 upper outside surface engagement of the first spacer pin 32 and the first duct prevents operating knob 31 is axial from moving down, even
It connects and is equipped with second back-moving spring 37 between handle and support construction；The shrapnel includes that point spring plate 410 and setting are moved in point
The locked shrapnel 420 of 410 lower part of piece, described spring plate 410 put spring plate 410 and armature when test switch 3 axially moves down
The contact driving armature component 800 of boss 810 of component 800 acts, and realizes the crawl test function of test switch.In addition, described
Capping, the third duct that the setting of capping one end is used cooperatively with the first duct 11, pin hole 12, behaviour is arranged in 1 top of relay case
The top for making button 31 passes through third duct to protrude except relay case 1.
Preferably, the support construction and relay case 1 are integral type injection structure.
Preferably, the connection handle of the operating knob 31 is connected by the first spring leaf 310 with shrapnel 400.
Preferably, the test switch 3 is integral type injection structure, is made of elastic material.
It tests switch 3 to exert a force to armature component 800 by shrapnel 400, shrapnel 400 and 800 Elastic Contact of armature component, more
Big contact interference volume has ensured that the connection reliability of contact, debugging difficulty decline to a great extent.Further pass through the first spring leaf 310
It is connect with shrapnel 400, improves its deformation quantity, its interference volume can be expanded.
As shown in figure 3 and 9, a kind of preferred embodiment of connection handle of the present invention, the connection handle include being arranged in operating knob
The first coupled connection handle 33 of 31 lower parts and second connection handle 34 coupled in 33 lower part of the first connection handle is set；
In 33 side of the first connection handle, the first spacer pin 32 is set, when operating knob 31 is located at the cunning chamber both ends of support construction, the first limit
Position pin 32 and 11 upper outside surface engagement of the first duct prevent operating knob 31 from moving down；In the first connection handle 33 and second
The junction of connection handle 34 is located at the setting of 34 both sides of the second connection handle and the 11 lower outside surface of the first duct of support construction connects
The positive stop lug boss 341 of cooperation is touched, positive stop lug boss 341 can be hit by a bullet electric appliance cover casing 1 of being adopted as a child to avoid test switch 3 in action process；
In the spring groove 36 that the first connection handle 33 and the 34 middle part setting of the second connection handle integrally communicate, spring groove 36 is through connection handle
Through-hole, second back-moving spring 37 of the interior setting of spring groove 36 for reset test switch 3, the both ends of second back-moving spring 37 are fixed
At the both ends of support construction.
Preferably, reinforcing plate, 11 He of the first duct are set between first connection handle, 33 and first spacer pin 32
Reinforcement board channel of both 12 middle part setting connections of pin hole with reinforcing plate cooperation.
As shown in figure 11, it is the preferred embodiment of supporting mechanism of the present invention.
The support construction includes sliding chamber, matching with the first connection handle 33 for testing switch 3 in sliding chamber lower part side is arranged
Close the first duct 11 and be arranged 11 middle part side of the first duct and the first spacer pin 32 cooperation pin hole 12, the sliding chamber
11 tops are arranged with two double of circular state positioning pins 390, setting and reinforcing plate between first duct 11 and pin hole 12
Matched reinforcement board channel, 11 both ends of sliding chamber are symmetrical arranged the spring groove for placing and fixing second back-moving spring 37.
As shown in Figures 3 and 4, the shrapnel 400 includes the crawl being connected by the first spring leaf 310 with the second connection handle 34
Shrapnel 410 and the locked shrapnel 420 coupled in 410 lower part of spring plate is set；
As shown in Figures 9 and 10, it is the preferred embodiment of shrapnel 400 of the present invention.
As shown in Figure 10, described spring plate 410 is an integral structure with locked shrapnel 420, and the two together constitutes bullet
Piece 400；The shrapnel 400 includes the substrate 430 being connected with the second connection handle 34 by the first spring leaf 310, sharp with substrate 430
The second connected plate 440 of angle, the third plate 450 being connect with 440 obtuse angle of the second plate, the 4th plate being connect with 450 obtuse angle of third plate
460 and the 5th plate 470 that is connect with 460 obtuse angle of the 4th plate, third plate 450, the 5th plate 470 are parallel with substrate 430, third plate
450 and the 4th the first half of plate 460 form protrusion, the upper surface of protrusion is concordant with the 5th plate 470, protrusion upper and third plate
The first inclined-plane 411 of point spring plate 410 is formed between 450, and the second inclined-plane 421 for locking shrapnel 420 is set on the 4th plate 460,
First inclined-plane 411 and the angle of the second inclined-plane 421 and third plate 450 are at 120 °~140 °.
When test switch 3 is in crawl test mode, puts the first inclined-plane 411 of spring plate 410 and be located at armature component
800 810 top of convex body, third plate 450 are located at 810 front side of convex body and there are gaps, the moving contact being connected with armature component 800
It being contacted with the first static contact of static contact group, pushes button 31, the convex body 810 on the first inclined-plane 411 and armature component 800 coordinates,
To drive armature component 800 to act, keep the moving contact being connected with armature component 800 and the first static contact of static contact group disconnected
Open, so with the second static contact contact closure of static contact group.
Direction as shown in Figures 4 and 5, the 5th plate 470 protrude from 430 left side of substrate, are locked at this point, test switch 3 is in disconnect
Death situation state, the second plate 440 is opposite with convex body 810 and there are gaps；As shown in figure 5,421, the second inclined-plane of locked shrapnel 420
Ensure armature component 800 when test switch 3 is in crawl test mode in 411 left side of the first inclined-plane of spring plate 410
It will not be by the interference on the second inclined-plane 421 of locked shrapnel 420.
Preferably, the locked shrapnel 420 and point spring plate 410 can also use split structure, need to only meet in point
Under dynamic test mode, the second inclined-plane 421 of locked shrapnel 420 will not interfere convex body 810, and in crawl test mode
Under, locking spring 421, there are reasonable clearances with convex body 810, are moved down convenient for test switch 3 is axial, realize the of a spring plate 410
One inclined-plane 411 is engaged with convex body 810.Point spring plate 410 and locked shrapnel 420 are all made of elastic good and have
The engineering plastics of some strength are made.
Such as one embodiment of the locked shrapnel 420 and point spring plate 410 of Figure 12-13 split structures provided：
As shown in figure 12, the point spring plate 410 of the test switch 3 is U-shaped structure comprising U-type groove and is symmetrically set
Two side plates in U-type groove both sides are set, one end of U-shaped bottom is connected by the first spring leaf 310 with the second connection handle 34,
The first inclined-plane 411 from U-shaped bottom to U-shaped open side that extend from is set on one side plate, and guide ramp 412 is from a spring plate
410 lower ends upwardly extend setting and intersect with the first inclined-plane 411 in 410 lower part of spring plate；When test switch 3 is in crawl test
When state, the first inclined-plane 411 and guide ramp 412 of putting spring plate 410 are located above the convex body 810 of armature component 800, with rank
The connected moving contact of iron component 800 is contacted with the first static contact of static contact group, pushing button 31, guide ramp 412 first with
The convex body 810 of armature component 800 contacts, and then the convex body 810 for being transitioned into the first inclined-plane 411 and armature component 800 coordinates, to
It drives armature component 800 to act, the moving contact being connected with armature component 800 and the first static contact of static contact group is made to disconnect, into
And with the second static contact contact closure of static contact group；
As shown in figure 13, the locked shrapnel 420 of the test switch 3 includes one plate of connection being connected with point spring plate 410
422, with connect 422 acute angle of a plate connection two plate 423 of connection, with connect two plates, 423 obtuse angle connect three plate 424 of connection, and
Connect three plates, 424 obtuse angle connection four plate 425 of connection and with connect four plates, 425 obtuse angle connect five plate 426 of connection, the company
Connect the second inclined-plane 421 of the setting of four plates 425 and the cooperation of convex body 810 of armature component 800；The extended line of two plates 423 of the connection
With the first angle of the extended line for connecting a plate 422, connect the of the extended lines of four plates 425 and the extended line that connect a plate 422
Two angles are respectively less than 90 °, and three plates 424 of the connection and five plates 426 of connection are parallel with one plate 422 of connection；
Direction as shown in Figure 5, the free end of one plate 422 of connection of the locked shrapnel 420 and the one end for putting spring plate 410
Concordantly, it locks three plate 424 of connection of shrapnel 420 and connect being smaller than outside 410 both side plate of a spring plate of 422 lateral surface of a plate
First inclined-plane 411 of side spacing, the second inclined-plane 421 and point spring plate 410 of locked shrapnel 420 moves towards essentially identical, locks
First inclined-plane 411 of the second inclined-plane 421 of shrapnel 420 and point spring plate 410 is generally parallel to each other and there are certain intervals, and not
It is engaged simultaneously with the body 810 of armature component 800.As shown in fig. 6, the operating knob 31, upper part protrudes from relay cover
Except shell 1, state instruction plate 300 is arranged in its underpart both ends, and 300 both sides of state instruction plate are symmetrical arranged state and switch shrapnel 39,
State switch shrapnel 39 and be arranged cunning chamber top both sides state positioning pin 390 be used cooperatively.
Preferably, as shown in Figure 10, the state switching shrapnel 39, state instruction plate 300 and operating knob 31 are integral type
Structure, it is wavy shrapnel that state, which switches shrapnel 39, and state positioning pin 390 is semicircle boss, and state switches the recessed of shrapnel 39
Slot part matches with state positioning pin 390.State, which switches, has elastic gap between shrapnel 39 and state instruction plate 300, behaviour
The wavy shrapnel for making the state switching shrapnel 39 of 31 both sides of button is respectively formed three groove parts, coordinates with state positioning pin 390,
Test switch can be limited to three positions.
Preferably, as shown in Figure 10, the state instruction plate 300 is equipped with words identification, corresponds to test switch 3 respectively
It disconnects locking state and is closed locking state；It is of course also possible to replace word mark using other distinct symbols or different colours
Know, respectively the disconnection locking state and closure locking state of corresponding test switch 3.
As shown in Figures 3 and 4, setting and test switch 3 on the side opposite with test switch 3 of the armature component 800
The contact jaw end face of the convex body 810 that shrapnel 400 coordinates, convex body 810 and the shrapnel 400 of test switch 3 is cambered surface so that point is moved
First inclined-plane 411 of piece 410, the cooperation on the second inclined-plane 421 and convex body 810 that lock shrapnel 420 are more smooth.
As shown in Fig. 2,4 and 7, the electromagnetic system 900 includes being fixed on 1 side of relay case by magnetic vibrating feeder yoke 920
Electromagnet 910, connector is arranged in 920 top of magnetic vibrating feeder yoke, and connector passes through (the first back-moving spring 940 and 800 phase of armature component
Even.
The binding post for electromagnetic system wiring and other circuit connections, Yi Jiyong are additionally provided on the relay base 2
In the arc extinguishing support construction of support electromagnetic system 900 and arc extinguishing.
The operating knob 31 of the test switch 3 can be in sliding intracavitary sliding, and passes through connection handle band spring plate 400 and armature group
The convex body 810 of part 800 coordinates, and realizes the disconnection locking state for testing switch 3, crawl test mode and is closed cutting for locking state
It changes, below to test switch 3, support construction, the convex body 810 of armature component 800 and armature component 800 matching under three kinds of states
Conjunction elaborates：
Disconnect locking state：As shown in Figures 2 and 3, the operating knob 31 is located at cunning chamber one end of support construction, the first limit
11 upper outside surface engagement of pin 32 and the first duct, outside 11 lower part of positive stop lug boss 341 and the first duct of the second connection handle 34
Side surface coordinate, make test switch 3 can left and right horizontal sliding and cannot vertically move up and down, put spring plate 410 be located at armature group
The top of boss 810 of part 800, locked shrapnel 420 are located at 810 side of boss of armature component 800 and there are gaps, contactless,
The moving contact being connected at this time with armature component 800 is contacted with the first static contact of static contact group.
Crawl test mode：As shown in FIG. 7 and 8, the operating knob 31, in being moved to by cunning chamber one end of support construction
Portion is located at 12 top of pin hole, and the first spacer pin 11 is located at right over pin hole 12 and matches with it, the limit of the second connection handle 34
First inclined-plane 411 of 11 lower outside surface engagement of boss 341 and the first duct, point spring plate 410 is located at the convex of armature component
Right over body 810, locked shrapnel 420 is located at 810 side of convex body of armature component 800 and there are gaps；Depression button 31, the
One spacer pin 32 enters pin hole 12, and second back-moving spring 37 is stretched, and connection handle drives the first inclined-plane 411 of point spring plate 410
Coordinate with the convex body 810 of armature component 800, driving armature component 800 acts, the moving contact being connected with armature component 800 with it is quiet
First static contact of sets of contacts disconnects, and with the second static contact contact closure of static contact group；Operating knob 31 is unclamped, second resets
Spring 37, which is shunk, drives test switch 3 to move up reset, and point spring plate 410 is detached with convex body 810, and armature component 800 resets,
The moving contact that is connected with armature component 800 and the second static contact of static contact group disconnect, and with the first static contact of static contact group
Contact closure.
It is closed locking state：The button 31, by being moved to the other end of sliding chamber, the first limit in the middle part of the cunning chamber of support construction
Position pin 32 and 11 upper outside surface engagement of the first duct, 11 lower part of positive stop lug boss 341 and the first duct of the second connection handle 34
Outer surface coordinates, and point spring plate 410 is located at 810 top of convex body and, second inclined-plane 421 of locked shrapnel 420 contactless with it
Or the 5th plate 470 coordinate with 800 convex body 810 of armature component, driving armature component 800 acts, and what is be connected with armature component 800 moves
First static contact of contact and static contact group disconnects, and with the second static contact contact closure of static contact group.
The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be said that
The specific implementation of the present invention is confined to these explanations.For those of ordinary skill in the art to which the present invention belongs, exist
Under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all shall be regarded as belonging to the present invention's
Protection domain.
Claims (10)
1. a kind of electromagnetic relay comprising the casing of relay that is made of relay case (1) and relay base (2) is set
It sets the electromagnetic system (900) inside casing of relay and is arranged inside casing of relay and coordinate with electromagnetic system (900)
The armature component (800) used, is arranged static contact group on the relay base (2), one end of the armature component (800) with
Moving contact is connected, and moving contact is used cooperatively with static contact group；
It is characterized in that：Further include test switch (3) comprising be arranged relay case (1) top operating knob (31), set
It sets in the coupled connection handle in operating knob (31) lower part and is arranged in the coupled shrapnel in connection handle lower part (400), survey
Runin closes (3) level and slides through shrapnel (400) with armature component (800) side Elastic Contact for driving armature component
(800) it acts.
2. electromagnetic relay according to claim 1, it is characterised in that：The shrapnel (400) includes locked shrapnel
(410), convex body (810) of the locked shrapnel (420) with setting in armature component (800) side coordinates for driving armature group
The inclined-plane of part (800).
3. electromagnetic relay according to claim 1, it is characterised in that：The connection handle includes the first connection handle (33),
Operating knob (31) bottom is located at the first connection handle (33) side and the first spacer pin (32) is arranged；Relay case (1) top
The support construction being used cooperatively with test switch (3) is set, and support construction includes coordinating with the operating knob (31) of test switch (3)
Cunning chamber, setting the first duct (11) for matching of the first connection handle (33) of support construction lower part and test switch (3) with
And the pin hole (12) of setting side in the middle part of the first duct (11), when operating knob (31) is located at the cunning chamber both ends of support construction, the
One duct (11) upper outside surface and the first spacer pin (32) of button (31) coordinate, and test switch (3) is prevented axially to move down,
When operating knob (3) is located above pin hole (12), the first positioning pin (32), which may pass through pin hole (12), makes test switch under (3) axial direction
It moves.
4. electromagnetic relay according to claim 3, it is characterised in that：First connection handle (33) and the first spacer pin
(32) reinforcing plate is set between, and setting and reinforcing plate are logical with the use of reinforcing plate between first duct (11) and pin hole (12)
Road.
5. electromagnetic relay according to claim 3, it is characterised in that：
The shrapnel includes point spring plate (410) and setting in the locked shrapnel (420) an of spring plate (410) lower part, crawl
Shrapnel (410) includes the first inclined-plane (411) for driving armature component (800) with armature component (800) cooperation, locks shrapnel
(420) include the second inclined-plane (421) coordinated with the convex body of armature component (800) (810) for driving armature component (800).
6. electromagnetic relay according to claim 5, it is characterised in that：The connection handle further includes and the first connection handle
(33) connected the second connection handle (34), the second connection handle (34) are connect with point spring plate (410)；In the first connection handle (33) and
The junction of second connection handle (34) is located at the second connection handle (34) both sides setting positive stop lug boss (341), in connection handle and relay
Second back-moving spring (37) is set between the support construction of device case (1)；Outside positive stop lug boss (341) and the first duct (11) lower part
Side surface, which is engaged, avoids test switch (3) pop-up relay case (1).
7. electromagnetic relay according to claim 5, it is characterised in that：Described spring plate (410) and locked shrapnel
(420) be an integral structure and collectively form shrapnel (400), shrapnel (400) it include the substrate (430) being connected with connection handle, with
Substrate (430) bends the second plate (440) of connection, third plate (450) and third plate with the second plate (440) bending connection
(450) the 4th plate (460) of bending connection and the 5th plate (470) being connected with the 4th plate (460)；The third plate (450)
Top is formed away from the protrusion of substrate (430), and the of point spring plate (410) is formed between the top and third plate (450) of protrusion
One inclined-plane (411), on the 4th plate (460) setting lock the second inclined-plane (421) of shrapnel (420).
8. electromagnetic relay according to claim 5, it is characterised in that：The shrapnel (400) includes point spring plate (410)
And the locked shrapnel (420) that setting is coupled in a spring plate (410) lower part；
Described spring plate (410) is U-shaped structure comprising U-type groove and side plate in U-type groove both sides is arranged, puts spring plate
(410) U-shaped bottom end is connected with connection handle, and the side plate setting of point spring plate (410) is located under the first inclined-plane (411)
Portion and the guide ramp (412) intersected with it；
The locked shrapnel (420) include one plate of connection (422) being connected with a spring plate (410), with connect a plate (422) phase
Two plate of connection (423) even, connection three plate (424) connected with two plates (423) are connect, the company connected with three plates (424) are connect
Connect four plates (425) and connection five plate (426) connected with four plates (425) are connect；Second inclined-plane (421) setting is connecting
On four plates (425), extended line and the first angle of the extended line for connecting a plate (422), the connection four of two plates of the connection (423)
The extended line of plate (425) is respectively less than 90 ° with the second angle of the extended line for connecting a plate (422).
9. electromagnetic relay according to claim 3, it is characterised in that：The setting of operating knob (31) lower part is used to indicate test
The state instruction plate (300) of (3) state of switch, state instruction plate (300) both sides are equipped with state switching shrapnel (39) and exist with setting
The state positioning pin (390) of sliding chamber top both sides is used cooperatively.
10. electromagnetic relay according to claim 1, it is characterised in that：The state switching shrapnel (39) and operating knob
(31) it is an integral structure, is the wavy shrapnel with multiple grooves, in state switching shrapnel (39) and state instruction plate
(300) there is elastic gap between；The state positioning pin (390) is semicircle boss, and operating knob (31) is pushed to can be achieved to survey
Disconnection locking state, crawl test mode and the closure locking state switching of (3) are closed in runin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611135840.4A CN108615659B (en) | 2016-12-09 | 2016-12-09 | Electromagnetic relay |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611135840.4A CN108615659B (en) | 2016-12-09 | 2016-12-09 | Electromagnetic relay |
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| Publication Number | Publication Date |
|---|---|
| CN108615659A true CN108615659A (en) | 2018-10-02 |
| CN108615659B CN108615659B (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611135840.4A Active CN108615659B (en) | 2016-12-09 | 2016-12-09 | Electromagnetic relay |
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| Country | Link |
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| CN (1) | CN108615659B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110335782A (en) * | 2019-07-26 | 2019-10-15 | 陆皖玉 | A kind of overcurrent protection relay |
| CN112415376A (en) * | 2020-12-02 | 2021-02-26 | 盐城工业职业技术学院 | Relay capable of detecting working performance on line |
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| CN1067135A (en) * | 1991-05-21 | 1992-12-16 | 奥姆伦株式会社 | The electromagnetic relay device of tape test driver |
| CN101083182A (en) * | 2006-05-30 | 2007-12-05 | 浙江正泰电器股份有限公司 | Sealed type electromagnetic relays with manual test switch |
| CN201247740Y (en) * | 2008-08-29 | 2009-05-27 | 郑春开 | Three-position transfer switch |
| CN203288534U (en) * | 2013-04-24 | 2013-11-13 | 浙江正泰电器股份有限公司 | Small electromagnetic relay having test button capable of realizing state locking |
| CN204696042U (en) * | 2015-07-07 | 2015-10-07 | 浙江申乐电气有限公司 | A kind of electromagnetic relay |
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| CN1067135A (en) * | 1991-05-21 | 1992-12-16 | 奥姆伦株式会社 | The electromagnetic relay device of tape test driver |
| CN101083182A (en) * | 2006-05-30 | 2007-12-05 | 浙江正泰电器股份有限公司 | Sealed type electromagnetic relays with manual test switch |
| CN201247740Y (en) * | 2008-08-29 | 2009-05-27 | 郑春开 | Three-position transfer switch |
| CN203288534U (en) * | 2013-04-24 | 2013-11-13 | 浙江正泰电器股份有限公司 | Small electromagnetic relay having test button capable of realizing state locking |
| CN204696042U (en) * | 2015-07-07 | 2015-10-07 | 浙江申乐电气有限公司 | A kind of electromagnetic relay |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110335782A (en) * | 2019-07-26 | 2019-10-15 | 陆皖玉 | A kind of overcurrent protection relay |
| CN110335782B (en) * | 2019-07-26 | 2021-02-09 | 陆皖玉 | Overcurrent protection relay |
| CN112415376A (en) * | 2020-12-02 | 2021-02-26 | 盐城工业职业技术学院 | Relay capable of detecting working performance on line |
| CN112415376B (en) * | 2020-12-02 | 2021-07-13 | 盐城工业职业技术学院 | Relay capable of detecting working performance on line |
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| Publication number | Publication date |
|---|---|
| CN108615659B (en) | 2019-12-27 |
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