CN206877922U - Magnetic latching relay - Google Patents
Magnetic latching relay Download PDFInfo
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- CN206877922U CN206877922U CN201720395466.5U CN201720395466U CN206877922U CN 206877922 U CN206877922 U CN 206877922U CN 201720395466 U CN201720395466 U CN 201720395466U CN 206877922 U CN206877922 U CN 206877922U
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Abstract
It the utility model is related to Low Voltage Electrical Apparatus, and in particular to a kind of magnetic latching relay, it includes electromagnet and the moving armature component coordinated with electromagnet;The electromagnet includes magnet coil, the coil rack being arranged in the middle part of magnet coil, the first yoke and the second yoke, first yoke is U-shape structure, its one end is inserted from one end of coil rack and is connected in the other end of coil rack with the second yoke of L-type structure, the free end of first yoke and the second yoke coordinates each parallel to the axis of coil rack with moving armature component;Electromagnetic relay of the present utility model is simple in construction, is easy to assemble.
Description
Technical field
It the utility model is related to Low Voltage Electrical Apparatus, and in particular to a kind of magnetic latching relay.
Background technology
Electromagnet be magnetic latching relay important composition part, existing electromagnet include magnet coil, coil rack,
Iron core, the first yoke and the second yoke, parts are more, it is especially desirable to spend more time by the first yoke and the second yoke point
Iron core both sides are not assemblied in, and operation is cumbersome, influences the packaging efficiency of magnetic latching relay to a certain extent.
The content of the invention
A kind of the defects of the purpose of this utility model is to overcome prior art, there is provided magnetic simple in construction, being easy to assembling
Guard relay.
A kind of magnetic latching relay, it includes electromagnet 3 and the moving armature component 4 coordinated with electromagnet 3;The electromagnetism
Iron 3 includes magnet coil 30, is arranged on coil rack 31, the first yoke 32 and second yoke 33 at the middle part of magnet coil 30,
First yoke 32 is U-shape structure, and its one end is from the insertion of one end of coil rack 31 and in the other end and L-type knot of coil rack 31
Second yoke 33 of structure is connected, the free end of the first yoke 32 and the second yoke 33 each parallel to coil rack 31 axis, with
Moving armature component 4 coordinates.
Preferably, first yoke 32 include the first plate 321, the second plate 322 for being connected with the right angle of the first plate 321 and
The 3rd plate 323 being connected with the right angle of the second plate 322, the second yoke 33 include the 4th plate 331 and are connected with the right angle of the 4th plate 331
The 5th plate 332, the 3rd plate 323 from the one end of coil rack 31 insert and be connected in the other end of coil rack 31 with the 5th plate 332,
First plate 321 extends towards with the 5th plate 332 and with coordinating with moving armature component 4.
Preferably, the yoke 33 of the first yoke 32 and second is integral structure.
Preferably, in addition to relay base 2, the bottom of relay base 2 set coil positioning bar 23, coil positioning bar 23
Top sets coil locating slot, and the both ends of coil rack 31 are respectively provided with coil positive stop lug boss, coil positive stop lug boss and coil locating slot
Grafting.
Preferably, in addition to the fixed plate 7 that is arranged on above the component of moving armature component 4, fixed plate 7 set yoke fixing hole
72, the top of the first plate 321 of the first yoke 32 and the 4th plate 331 of the second yoke 33 is respectively provided with to be coordinated with yoke fixing hole 72
Yoke boss.
Preferably, the middle part of the coil rack 31 sets BODY WITH SQUARE APERTURE, and the 3rd plate 323 of the first yoke 32 is and square opening
The square cylinder of road matching.
Preferably, described one end of coil rack 31 sets the first square groove 311, and the holding of the second plate 322 of the first yoke 32 exists
In first square groove 311, the other end of coil rack 31 sets the second square groove 312, and the holding of the 5th plate 332 of the second yoke 33 is the
In two square grooves 312.
Preferably, the moving armature component 4 includes permanent magnet, the moving armature housing 41 being wrapped in outside permanent magnet and divided
The moving armature 42 at permanent magnet the two poles of the earth is not arranged on, and the outside of the pole of close permanent magnet one of moving armature housing 41, which is set, stirs structure
43, the upper side and lower side of moving armature housing 41 sets the first axis hole 45 and first rotating shaft 44 respectively.
Preferably, the structure 43 of stirring includes flip stand 431 and stirs post 432, and the one end of flip stand 431 is with moving
Armature housing 41 is connected, and the other end is connected with stirring post 432.
Preferably, lid 1 and the relay base 2 of the lower section of lid 1 on relay is arranged in addition on relay, relay
The bottom of pedestal 2 sets at least one set of contact assembly 6, sets the push card 5 for driving and being connected with it above the one end of contact assembly 6, touches
Electromagnet 3 is set above the other end of head assembly 6, and the side of electromagnet 3 sets the moving armature component 4 coordinated with it, moving armature component 4
With push card 5 driving be connected, on moving armature component 4 and relay between lid 1 set fixed plate 7, the top of moving armature component 4 with
Bottom is rotatablely connected with fixed plate 7, relay base 2 respectively.
The electromagnet of magnetic latching relay of the present utility model includes the first yoke and the second yoke, and the first yoke is U-shaped
Structure, its one end insertion coil rack are simultaneously connected with the second yoke, and compared with existing electromagnet, the second yoke assume responsibility for simultaneously
The function of yoke and iron core, first reduce the parts of electromagnet, simplify the assembly operation of electromagnet, improve magnetic keep after
The packaging efficiency of electrical equipment.In addition, the coil rack both ends set the first square groove and the second square groove respectively, the second of the first yoke
Board is put in the first square groove, and the 5th board of the second yoke is put in the second square groove, improves what yoke was connected with coil rack
Stability, be advantageous to save the inner space of magnetic latching relay, further reduce the body of the utility model magnetic latching relay
Product;The coil rack both ends set coil positive stop lug boss, and relay base bottom sets coil positioning bar, and the of the first yoke
The top of 4th plate of one plate and the second yoke is respectively provided with yoke boss, and fixed plate sets yoke fixing hole, coil positive stop lug boss
Coordinate with coil positioning bar, yoke boss coordinates with yoke fixing hole, electromagnet is in multiple spacing relation, ensure that electricity
The accuracy and stability of magnet positions, be advantageous to improve the stability of magnetic latching relay.
Brief description of the drawings
Fig. 1 is the decomposition texture schematic diagram of the utility model magnetic latching relay;
Fig. 2 is the structural representation of the utility model relay base;
Fig. 3 is another structural representation of the utility model relay base;
Fig. 4 is the structural representation covered on the utility model relay;
Fig. 5 is the structural representation of the utility model push card;
Fig. 6 is another structural representation of the utility model push card;
Fig. 7 is the structural representation of the utility model fixed plate;
Fig. 8 is another structural representation of the utility model fixed plate;
Fig. 9 is the structural representation of the utility model moving armature component;
Figure 10 is the structural representation of the utility model electromagnet;
Figure 11 is the assembling structure schematic diagram of the utility model contact assembly and relay base;
Figure 12 is the decomposition texture schematic diagram of the utility model moving contact;
Figure 13 is the assembling structure schematic diagram of the utility model magnetic latching relay;
Figure 14 is another structural representation of the utility model moving armature component;
Figure 15 is the 3rd structural representation of the utility model push card.
Embodiment
The embodiment provided below in conjunction with accompanying drawing 1 to 13, further illustrate the tool of magnetic latching relay of the present utility model
Body embodiment.Magnetic latching relay of the present utility model is not limited to the following description.
Magnetic latching relay of the present utility model, it includes lid 1 on relay and is arranged on the lower section of lid 1 on relay
Relay base 2;The bottom of relay base 2 sets at least one set of contact assembly 6, set above the one end of contact assembly 6 with
It drives connected push card 5, and electromagnetic system is set above the other end of contact assembly 6, and electromagnetic system includes electromagnet 3 and set
The moving armature component 4 coordinated in the side of electromagnet 3 with it is put, moving armature component 4 is connected with the driving of push card 5, moving armature component 4
And fixed plate 7 is set on relay between lid 1, the upper and lower part of moving armature component 4 respectively with fixed plate 7, relay base 2
Rotation connection.Existing compact magnetic latching relay, its contact assembly and electromagnetic system are located at the dividing plate two of relay base
Side is simultaneously connected by push card, and it is installed, inconvenient debugging, and production efficiency is relatively low, production cost is high.Magnetic of the present utility model is protected
Relay is held, electromagnetic system and push card are arranged on same layer, contact assembly is arranged on electromagnetic system and the lower floor of push card, this
The magnetic latching relay of vertical stratification can be achieved without the direction for exchanging product in installation, debugging process, simplify behaviour
Make, improve efficiency, be advantageous to save artificial and time cost.
It is one embodiment of magnetic latching relay of the present utility model as shown in Fig. 1 and 13.
Direction as shown in Figure 1, magnetic latching relay of the present utility model include lid 1 on relay and are arranged on relay
Three groups of contact assemblies 6, the front end of contact assembly 6 top is arranged side by side in the relay base 2 of the upper lower section of lid 1, the bottom of relay base 2
Push card 5 is set, electromagnet 3 is set above the rear end of contact assembly 6, moving armature component 4 is set between electromagnet 3 and push card 5,
Fixed plate 7 is set on moving armature component 4 and relay between lid 1.It is pointed out that magnetic latching relay of the present utility model
In three groups of contact assemblies 6 are arranged side by side, certainly, according to being actually needed, and in the carrying of magnetic latching relay of the present utility model
In the range of, the number of contact assembly 6 can also adjust, and be adjusted to one group or two groups.
As shown in Fig. 2-15, the contact assembly 6 includes static contact 61 and the moving contact being used cooperatively with static contact 61
62, static contact 61 is fixedly connected by still positioning bar group with relay base 2, moving contact 62 by leader positioning bar group with after
Appliance base 2 is fixedly connected;The push card 5 includes transmission crossbeam 50, is arranged on the transmission neck 52 at the middle part of transmission crossbeam 50
And the contact neck 51 of transmission crossbeam 50 bottom is arranged on, the downside of transmission crossbeam 50 and the push card of relay base 2 support
Muscle 251 is slidably connected, and upside and the push card positive stop lug boss 11 of lid on relay 1 are slidably connected, and transmission crossbeam 50, which is arranged on, to be pushed away
Between the push card limit rib 252 of the dynamic both sides of card brace rod 251, push card brace rod 251, push card positive stop lug boss 11 and promotion
Card limit rib 252 collectively forms the position limiting structure of push card 5, push card 5 is reliably reciprocated along its length, pushes away
Dynamic card 5 collectively forms the transmission mechanism of magnetic latching relay of the present utility model with position limiting structure, is driven neck 52 and moving armature
The structure 43 of stirring of component 4 is connected, contact neck 51 and the clamping of moving contact 62;The electromagnet 3 includes magnet coil 30, coil
Skeleton 31, the first yoke 32 and the second yoke 33, the both ends of coil rack 31 are matched somebody with somebody with the coil positioning bar 23 of relay base 2
Close, the first yoke 32 and the top of the second yoke 33 coordinate with the yoke fixing hole 72 of fixed plate 7, the first yoke 32 and the second yoke
The bottom of iron 33 is connected with relay base 2;The first rotating shaft 44 of the moving armature component 4 and the first axle of relay base 2
Hole 254 coordinates, and the second axis hole 45 of moving armature component 4 coordinates with the second rotating shaft 74 of fixed plate 7, the dynamic rank of moving armature component 4
The both ends of iron 42 coordinate with the first yoke 32 of electromagnet 3 and the second yoke 33 respectively, moving armature component 4 stir structure 43 with
The driving of transmission neck 52 of push card 5 is connected;The slotting platform 73 of the fixed plate 7 positions with the first fixed plate of relay base 2
The fixed plate positioning hole interference fit of muscle 271.
Electromagnet 3, moving armature component 4 and the push card 5 of magnetic latching relay of the present utility model positioned at it is upper layer by layer, contact
Component 6 is arranged on lower floor, push card 5 and the drive connection of contact assembly 6, forms the vertical stratification up and down of magnetic latching relay, and one
Then be advantageous to further save space, reduce the volume of magnetic latching relay, furthermore, in the assembling and debugging of magnetic latching relay
During, it can be completed without conversion products direction, improve production efficiency, the vertical stratification up and down of magnetic latching relay is also more
Be advantageous to its Automated assembly, further, magnetic latching relay of the present utility model is simple in construction, and each part is in
In multiple spacing relation, the stability and reliability of the utility model magnetic latching relay are improved.
Below with reference to accompanying drawing, each part of the utility model magnetic latching relay is described in detail.
As shown in FIG. 11 and 12, the contact assembly 6 includes static contact 61 and is used cooperatively with static contact 61 dynamic tactile
First 62, static contact 61 includes the still 611 of U-shape structure and is arranged on the stationary contact 612 of the one end of still 611, and moving contact 62 wraps
Include leader 621, the dynamic movable contact 623 for touching bridge 622 and being arranged on dynamic tactile one end of bridge 622 that one end is connected with leader 621, move and touch
Select 623 and be arranged among the U-shape structure of still 611 and coordinate with stationary contact 612, caused electricity between moving contact 62 and static contact 61
Dynamic repulsion compresses movable contact 623 and stationary contact 612, makes the contact of the two more firm.
Preferably, as shown in figure 12, the dynamic tactile bridge 622 includes shell fragment 6221, spring 6222 and splitter 6223, shell fragment
6221st, spring leaf 6222 and splitter 6223 are connected with leader 621 successively, and attachment structure is prior art, such as welding, connection
Bar connection etc., is not just described in detail one by one herein.Certainly, the dynamic tactile bridge 622 can also use, splitter 6223, spring leaf 6222
The structure being connected successively with leader 621 with shell fragment.It is pointed out that described be arranged between shell fragment 6221 and splitter 6223
Spring leaf 6222 can increase or decrease according to demand, to adjust the mechanical property of dynamic tactile bridge 622.
Preferably, as shown in figure 12, the shell fragment 6221, spring leaf 6222 and the upper end of splitter 6223 are respectively provided with movable contact
Mounting hole 6226, the outside of movable contact mounting hole 6226 of shell fragment 6221 set arcuate socket, and the top of shell fragment 6221 is set to away from dynamic
First bending 62211 of the direction bending of contact 623 and the second bending 62212 being connected with the obtuse angle of the first bending 62211, point
The top of flow 6223 sets the 3rd bending 62231 with the opposite direction of the second bending 62212, the second bending 62212 and the 3rd bending
62231 cooperations prevent from deviating from the contact neck 51 that moving contact is opened from promotion.
Preferably, as shown in figure 11, first bending 62211 and the angle of vertical direction are 4-15 °.
Preferably, as shown in figure 12, the dynamic tactile upper end end set neck 6220 of bridge 622, neck 6220 includes vertical
In the spacing plane of the dynamic tactile axis direction of bridge 622, spacing plane is located at the side of contact neck 51, the second bending 62212 and the 3rd
Bending 62231 is located at the opposite side of contact neck 51, and displacement of the limitation push card 5 along its thickness direction, assembling is simple, and stabilization can
Lean on.
It is pointed out that first bending 62211 and the contact neck 51 of push card 50 coordinate, moving contact 62 is realized
Overtravel, make the cooperation of movable contact 623 and stationary contact 612 even closer.
Preferably, as shown in FIG. 11 and 12, the shell fragment 6221, spring leaf 6222 and the middle part of splitter 6223 are respectively provided with circle
Arc structure, the arc structure of shell fragment 6221 are arranged in the arc structure of spring leaf 6222, while the circular arc knot of spring leaf 6222
Structure is arranged in the arc structure of splitter 6223, and the common straight line in the center of circle of each circular arc, the straight line is vertical with the axis of dynamic tactile bridge 62,
Arc structure is easy to improve the mechanical property of dynamic tactile bridge 622, and adjusts the clearance between open contacts of dynamic/static contact.
Preferably, as shown in figure 12, the shell fragment 6221, spring leaf 6222 and splitter 6223 are respectively provided with along dynamic tactile bridge
622 axially extending slits 6225, slit 6225 is positioned at the midline position of dynamic tactile bridge 622, and slit 6225 is from the side of movable contact 623
Extend to leader 621, the part between movable contact 623 and leader 621 of dynamic tactile bridge 622 is bisected into two pieces, slit 6225
Coordinate with arc structure, for improving the mechanical property of dynamic tactile bridge 622 and adjusting the clearance between open contacts of dynamic/static contact.
Preferably, as shown in figure 12, the lower end of the shell fragment 6221, spring leaf 6222 and splitter 6223 is respectively provided with installation
Hole, the upper end of leader 621 set mounting hole, and shell fragment 6221, spring leaf 6222 and splitter 6223 pass through connecting rod and the phase of leader 621
Even.Certainly, the connected mode of the shell fragment 6221, spring leaf 6222 and splitter 6223 and leader 621 can also be riveting, weldering
Connect, be prior art, this is no longer going to repeat them.
As shown in figure 5, the push card 5 includes transmission crossbeam 50, is arranged on the transmission neck 52 at the middle part of transmission crossbeam 50
And three contact necks 51 of the downside of transmission crossbeam 50 are disposed side by side on, the upside of transmission crossbeam 50 pushes away with lid on relay 1
Dynamic card positive stop lug boss 11 is slidably connected, and downside and the push card brace rod 251 of relay base 2 are slidably connected, contact neck 51
With one end clamping provided with movable contact 623 of moving contact 62.
Preferably, as shown in figure 5, the transmission neck 52 is rectangle neck, its top and bottom protrusion is in transmission crossbeam
50 the upper side and lower side, the structure 43 of stirring of moving armature component 4 coordinate with transmission neck 52, make the uniform stressed of transmission crossbeam 50,
The performance of push card 5 is improved, makes the movement of push card 5 along its length more smooth.
Preferably, as shown in figure 15, the rear and front end of the transmission frame of neck 52 protrudes in transmission crossbeam 50 respectively
Front and rear sides, make moving armature component 4 stirs structure 43 with promoting the cooperation of neck 52 more reliable and more stable.
Preferably, as shown in figure 5, the lower ending opening of contact neck 51, it is easy to the dress of moving contact 62 and contact neck 51
Match somebody with somebody.
Preferably, as shown in fig. 6, the lower end of contact neck 51 sets contact block 511, during assembling, the moving contact
In one end insertion contact neck 51 of 62 close movable contact 623, make the cooperation of contact neck 51 and moving contact 62 relatively reliable.
As shown in Figure 10, the electromagnet 3 includes magnet coil 30, coil rack 31, the first yoke 32 and with first
The second connected yoke 33 of yoke 32.
As shown in Figure 10, the both ends of coil rack 31 set coil positive stop lug boss (not shown), coil limit convex
The coil positioning bar 23 of platform and relay base 2 coordinates;First yoke 32 is U-shape structure, it include the first plate 321, with
The second plate 322 and the 3rd plate 323 that is connected with the right angle of the second plate 322 of the right angle of first plate 321 connection, the 3rd plate 323 is from line
The left end of ring framework 31 insert simultaneously is connected in the right-hand member of coil rack 31 with the 5th plate 332 of the second yoke 33, the first plate 321 oneself
Extended towards by end and the free end of the 5th plate 332, and the two is parallel to the axis of coil rack 31;Second yoke 33 is
L-type structure, it includes the 4th plate 331 and the 5th plate 332 being connected with the right angle of the 4th plate 331;The of first yoke 32
It is convex that the top of the 4th plate 331 of one plate 321 and the second yoke 33 is equipped with the yoke coordinated with the yoke fixing hole 72 of fixed plate 7
Platform.
Preferably, as shown in Figure 10, the yoke 33 of the first yoke 32 and second is integral structure.
Preferably, the middle part of the coil rack 31 sets BODY WITH SQUARE APERTURE, and the 3rd plate 323 of the first yoke 32 is and square opening
The square cylinder of road matching.
Preferably, as shown in Figure 10, the left end of coil rack 31 sets the first square groove 311, and right-hand member sets the second square groove
312, the holding of the second plate 322 of the first yoke 32 is in the first square groove 311, and the holding of the 5th plate 332 of the second yoke 33 is second
In square groove 312.This structure, further increase stability that the first yoke 32 and the second yoke 33 be connected with coil rack 31 and
Reliability, the space-consuming of the first yoke 32 and the second yoke 33 is reduced, be advantageous to further reduce the holding of the utility model magnetic
The volume of relay.
Existing electromagnet includes magnet coil, coil rack, the iron core being arranged in coil rack and is arranged on iron
Two pieces of yokes at core both ends, the 3rd plate 323 of the first yoke 32 of the present utility model are inserted into as the iron core of magnet coil 30
In coil rack, compared with existing electromagnet, reduce the quantity of parts, be advantageous to improve packaging efficiency, simplify installation
Operation.
As shown in figures 9 and 14, the moving armature component 4 includes permanent magnet, the moving armature housing being wrapped in outside permanent magnet
41 and the moving armature 42 at permanent magnet the two poles of the earth is separately positioned on, the downside of moving armature housing 41 sets first rotating shaft 44, first rotating shaft
44 coordinate with the first axis hole 254 of relay base 2, and the upside of moving armature housing 41 sets the second axis hole 45, the second axis hole 45 with
Second rotating shaft 74 of fixed plate 7 coordinates, and the front side of moving armature housing 41 is set stirs knot with what the transmission neck 52 of push card 5 coordinated
Structure 43.
Preferably, as shown in figure 9, the structure 43 of stirring includes flip stand 431, the one end of flip stand 431 and dynamic rank
Iron-clad body 41 is connected, and the other end is connected with stirring post 432, and the upper and lower ends for stirring post 432 are protruded in flip stand 431 respectively
Upper and lower side, and the length for stirring post 432 matches with being driven the length of neck 52, stirs the holding of post 432 in neck 52 is driven.
Preferably, as shown in figure 9, the upper side of the flip stand 431 and downside are respectively provided with reinforcing plate 433, upside
Two adjacent sides of reinforcing plate 433 be connected respectively with flip stand 431 and moving armature housing 41, the reinforcing plate 433 of downside
Two adjacent sides respectively with flip stand 431 and stirring post 432 and being connected.The reinforcing plate 433 makes flip stand 431 with moving
Armature housing 41, stir post 432 and flip stand 431 connection more stablize it is durable.
Preferably, as shown in figure 14, the top of moving armature housing 41 sets the second round platform 451, and the second axis hole 45 is set
On the second round platform 451 and it is coaxial therewith, the second round platform 451 and the second land 741 of fixed plate 7 coordinate, and further improve solid
The reliability that fixed board 7 is connected with moving armature component 4, and extend the service life of fixed plate 7.
As shown in fig. 7, the fixed plate 7 includes plate body 71, the second rotating shaft 74 for being arranged on the middle part of plate body 71, is arranged on the
The yoke fixing hole 72 of the both sides of two rotating shaft 74 and the slotting platform 73 for being arranged on the both ends of plate body 71, two yoke fixing holes 72 respectively with
First plate 321 of the first yoke 32 and the 4th plate 331 of the second yoke 33 coordinate, the second rotating shaft 74 and the top of moving armature component 4
The second axis hole 45 coordinate, slotting platform 73 and the fixed plate positioning hole interference of the first fixed plate positioning bar 271 of relay base 2 are matched somebody with somebody
Close.
The slotting platform 73 is interference fitted with fixed plate positioning hole, makes fixed plate 7 and the cooperation of relay base 2 more stable
Reliably, avoid after moving armature component 4 acts for a long time, cause the matching loose of fixed plate 7 and relay base 2 and deviate just
The situation of true position occurs, and ensures the reliable and stable work of magnetic latching relay of the present utility model;Furthermore with prior art
Dispensing fixed form is compared, and slotting platform 73 of the present utility model uses purely mechanic cooperation with fixed plate positioning hole, also more environmentally friendly,
And assembly manipulation is simplified, be advantageous to improve the efficiency of assembling of magnetic latching relay of the present utility model.
Preferably, as shown in figure 8, the fixed plate 7 also includes being arranged on the grab 75 of the side of slotting platform 73, grab 75 with after
The fixed plate locating groove of second fixed plate positioning bar 272 of appliance base 2 coordinates.The slotting platform 73 and grab 75 are distinguished simultaneously
The first fixed plate positioning bar 271, the second fixed plate positioning bar 272 with relay base 2 coordinate, and further increase fixed plate
7 reliability and stability being connected with relay base 2.
Preferably, the second rotating shaft 74 of the fixed plate 7 is cylinder, and the second axis hole 45 of moving armature component 4 is and
The square hole of two rotating shafts 74 matching, when being advantageous to reduce the action of moving armature component 4, the contact surface of the second rotating shaft 74 and the second axis hole 45
Product, makes the action of moving armature component 4 more smooth.Certainly, second rotating shaft 74 is cylinder, and the second axis hole 45 can also be
Other polygonal holes matched with the second axis hole 74, the second axis hole 45 can also be the circular holes matched with the second axis hole 74, still
The fluency of the action of moving armature component 4 can be influenceed because the contact area of the two increases.
Preferably, as shown in figure 8, the slotting platform 73 of the fixed plate 7 is L-type boss, it includes the water being connected with plate body 71
Platform 731 and the vertical platform 732 being connected with horizontal stand 731, the right-hand member protrusion of horizontal stand 731 are erected on the right side of vertical platform 732
Straight platform 732 is interference fitted with fixed plate positioning hole, and horizontal stand 731 is connected with the free end end face of the first fixed plate positioning bar 271.
The horizontal stand 731 coordinates with the first fixed plate positioning bar 271, avoids the bottom surface spacing mistake of fixed plate 7 and relay base 2
Small, fixed plate 7 is applied to the bottom excessive pressure of the second axis hole 45 of moving armature component 4, influences the free flowing exercise of moving armature component 4.
Preferably, as shown in figure 8, the outside of second rotating shaft 74 sets the second land 741, the internal diameter of the second land 741
Matched with the external diameter of the second round platform 46 of moving armature component 4.While the axis hole 45 of second rotating shaft 74 and second coordinates, second
Land 741 cooperates with the second round platform 46, avoids the second rotating shaft 74 from being extended solid because situation about being fractureed after abrasion occurs
The service life of fixed board 7.
As shown in Figures 2 and 3, it is one embodiment of relay base 2 of the present utility model.
Direction as shown in Figure 2, the front side of relay base 2 set three groups of contact installing ports, every group of contact installing port bag
Include a static contact installing port 262 and a moving contact installing port 261, the bottom of relay base 2 set still positioning bar group and
Leader positioning bar group, each group of still positioning bar group and a corresponding matching of static contact installing port 262, each group of leader positioning bar
Group and a corresponding matching of moving contact installing port 261, the bottom of relay base 2 set gradually first group of still positioning from left to right
Muscle group, first group of leader positioning bar group, second group of still positioning bar group, second group of leader positioning bar group, the 3rd group of still positioning
Muscle group and the 3rd group of leader positioning bar group, the structure of each group still positioning bar group is identical, the structure phase of each group leader positioning bar group
Together.
As shown best in figures 2 and 11, the still positioning bar group includes the first still positioning bar 263 and positioned with the first still
The second still positioning bar 264 that muscle 263 be arranged in parallel, is formed between the first still positioning bar 263 and the second still positioning bar 264
Still locating slot, still locating slot are communicated and are used cooperatively with static contact installing port 262, for fixing the still of static contact 61
611, leader positioning bar group includes the first leader positioning bar 268 and what is be arranged in parallel with the first leader positioning bar 268 second draw
Piece positioning bar 269, leader locating slot, leader locating slot are formed between the first leader positioning bar 268 and the second leader positioning bar 269
Communicate and be used cooperatively with moving contact installing port 261, for fixing the leader 621 of moving contact 62.
Preferably, as shown best in figures 2 and 11, the still positioning bar group also includes being arranged on table in the rear side of relay base 2
The first still limit rib 265 in face, the first still limit rib 265 is connected with the U-shaped structure floor of still 611, further right
The still 611 of static contact 61 carries out spacing.
Preferably, as shown in figure 11, the still positioning bar group also includes being arranged on the right side of the first still positioning bar 263
3rd still limit rib 266 and the 4th still limit rib 267, the 3rd still limit rib 266 are provided with stationary contact with still 611
The lateral surface of 612 one end is connected, the 4th still limit rib 267 and the end phase of one end provided with stationary contact 612 of still 611
Even.
As shown in the above, the still positioning bar group all around limiting to the still 611 of static contact 61
Position, the accuracy of reliability that static contact installs in the bottom of relay base 2 and position is never ensure that, is made of the present utility model
The debugging of magnetic latching relay is eased quick.
Direction as shown in Figure 2, the bottom rear of relay base 2, which sets to slide with the transmission crossbeam 50 of push card 5, to be connected
The push card brace rod 251 connect, the middle part of push card brace rod 251, which is provided with, to be used for the first avoidance groove for avoiding contact assembly, uses
Under the second avoidance groove for stirring structure 43 of avoidance moving armature component 4 and the transmission neck 52 for avoiding push card 5
The 3rd of end avoids groove, in order to the normal work of static contact 61, the installation of moving contact 62 and moving armature component 4.
Preferably, as shown in Fig. 2 the both sides of push card brace rod 251 are additionally provided with push card limit rib 252, will promote
The holding of transmission crossbeam 50 of card 5 limits movement of the push card 5 to its thickness direction, avoids pushing away between push card limit rib 252
Dynamic card 5 is driven the situation generation that crossbeam 50 departs from push card brace rod 251 in action process.
Preferably, the upper end of push card limit rib 252 is higher by height >=push card of the upper side of push card brace rod 251
The half of the width of 5 transmission crossbeam 50, makes transmission crossbeam 50 preferably spacing between push card limit rib 252, further
Improve the reliability of push card 5.Further, the push card limit rib 252 is cylindricality limit rib, substantially reduces push card limit
The contact area of position muscle 252 and the transmission crossbeam 50 of push card 5, makes the action of push card 5 more smooth.
Preferably, the push card brace rod 251 is provided for the crossbeam neck of holding push card crossbeam 50 along its line.Such as
Shown in Fig. 2, first group of still positioning bar group top of the relay base 2 and second group of still positioning bar group top are respectively set
One the first fixed plate positioning bar 271, the top of the first fixed plate positioning bar 271 is set to be consolidated with what the slotting platform 73 of fixed plate 7 coordinated
Fixed board positioning hole.
Preferably, direction as shown in Figure 3, the front side of the first fixed plate positioning bar 271 set the second fixed plate positioning bar
272, the top of the second fixed plate positioning bar 272 front side sets the fixed plate locating groove coordinated with the grab 75 of fixed plate 7, and it is fixed to make
The cooperation of position plate 7 and relay base 2 is relatively reliable.
As shown in Fig. 2 first group of still positioning bar group top and the second group of leader positioning bar group of the relay base 2
Top respectively sets a coil positioning bar 23, and the top of coil positioning bar 23 is set to be coordinated with the coil positive stop lug boss of coil rack 31
Coil locating slot, yoke neck 230 is set between first fixed plate positioning bar 271 and the second fixed plate positioning bar 272, first
The holding of the 4th plate 331 of the first plate 321 and the second yoke 33 of yoke 32 in yoke neck 230 and with moving armature component 4
Moving armature 42 coordinates, and the first axis hole 254, the first axis hole 254 and moving armature group are set between two the first fixed plate positioning bars 271
The first rotating shaft 44 of part 4 coordinates.
Preferably, as shown in Fig. 2 the bottom of the relay base 2 is additionally provided with a plurality of reinforcement, further reinforcing relay
The structural stability and reliability of pedestal 2.
Preferably, as shown in figs. 1 and 4, the side side edge of lid 1 sets the transmission with push card 5 horizontal on the relay
The push card positive stop lug boss 11 that beam 50 is slidably connected, the free end end and the upside of transmission crossbeam 50 of push card positive stop lug boss 11
It is connected, the push card brace rod 251 of push card positive stop lug boss 11 and relay base 2 coordinates limitation push card 5 to its width side
To movement, avoiding push card 5, bounce departs from the situation of push card brace rod 251 and occurred upwards in the course of the work.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific implementation of the present utility model is confined to these explanations.For the ordinary skill of the utility model art
For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should all be regarded
To belong to the scope of protection of the utility model.
Claims (10)
- A kind of 1. magnetic latching relay, it is characterised in that:It includes electromagnet (3) and the moving armature coordinated with electromagnet (3) Component (4);The electromagnet (3) includes magnet coil (30), the coil rack (31) being arranged in the middle part of magnet coil (30), the One yoke (32) and the second yoke (33), the first yoke (32) are U-shape structure, and its one end is inserted from the one end of coil rack (31) Enter and be connected in the other end of coil rack (31) with the second yoke (33) of L-type structure, the first yoke (32) and the second yoke (33) free end coordinates each parallel to the axis of coil rack (31) with moving armature component (4).
- 2. magnetic latching relay according to claim 1, it is characterised in that:First yoke (32) includes the first plate (321) the second plate (322), being connected with the first plate (321) right angle and the 3rd plate being connected with the second plate (322) right angle (323), the second yoke (33) includes the 4th plate (331) and the 5th plate (332) that is connected with the 4th plate (331) right angle, and the 3rd Plate (323) is inserted from coil rack (31) one end and is connected in coil rack (31) other end with the 5th plate (332), the first plate (321) extend towards with the 5th plate (332) and coordinate with moving armature component (4).
- 3. magnetic latching relay according to claim 1 or 2, it is characterised in that:First yoke (32) and the second yoke Iron (33) is integral structure.
- 4. magnetic latching relay according to claim 1, it is characterised in that:Also include relay base (2), relay base Seat (2) bottom sets coil positioning bar (23), and coil positioning bar (23) top sets coil locating slot, coil rack (31) both ends It is respectively provided with coil positive stop lug boss, coil positive stop lug boss and coil locating slot grafting.
- 5. magnetic latching relay according to claim 1 or 2, it is characterised in that:Also include being arranged on moving armature component (4) Fixed plate (7) above component, fixed plate (7) set yoke fixing hole (72), the first plate (321) of the first yoke (32) and the The top of 4th plate (331) of two yokes (33) is respectively provided with the yoke boss coordinated with yoke fixing hole (72).
- 6. magnetic latching relay according to claim 1, it is characterised in that:Set in the middle part of the coil rack (31) square Duct, the 3rd plate (323) of the first yoke (32) is the square cylinder matched with BODY WITH SQUARE APERTURE.
- 7. magnetic latching relay according to claim 1, it is characterised in that:Described coil rack (31) one end sets first Square groove (311), the second plate (322) holding of the first yoke (32) is in the first square groove (311), the other end of coil rack (31) Second square groove (312) is set, and the 5th plate (332) holding of the second yoke (33) is in the second square groove (312).
- 8. magnetic latching relay according to claim 1, it is characterised in that:The moving armature component (4) include permanent magnet, The moving armature housing (41) that is wrapped in outside permanent magnet and the moving armature (42) for being separately positioned on permanent magnet the two poles of the earth, moving armature shell The outside of the pole of close permanent magnet one of body (41) is set and stirs structure (43), and the upper side and lower side of moving armature housing (41) is set respectively Put the first axis hole (45) and first rotating shaft (44).
- 9. magnetic latching relay according to claim 8, it is characterised in that:The structure (43) of stirring includes flip stand (431) and post (432) is stirred, flip stand (431) one end is connected with moving armature housing (41), and the other end is with stirring post (432) it is connected.
- 10. magnetic latching relay according to claim 1, it is characterised in that:Also include covering (1) on relay and set The relay base (2) covered on relay below (1), relay base (2) bottom set at least one set of contact assembly (6), The push card (5) for driving and being connected with it is set above contact assembly (6) one end, electromagnetism is set above contact assembly (6) other end Iron (3), electromagnet (3) side set the moving armature component (4) coordinated with it, and moving armature component (4) drives phase with push card (5) Even, fixed plate (7), the upper and lower part point of moving armature component (4) are set on moving armature component (4) and relay between lid (1) It is not rotatablely connected with fixed plate (7), relay base (2).
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CN201720395466.5U CN206877922U (en) | 2017-04-14 | 2017-04-14 | Magnetic latching relay |
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CN201720395466.5U CN206877922U (en) | 2017-04-14 | 2017-04-14 | Magnetic latching relay |
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CN206877922U true CN206877922U (en) | 2018-01-12 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110970266A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
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2017
- 2017-04-14 CN CN201720395466.5U patent/CN206877922U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110970266A (en) * | 2018-09-30 | 2020-04-07 | 泰科电子(深圳)有限公司 | Electromagnetic relay |
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