CN208507577U - Miniature motor formula latch-in relay - Google Patents
Miniature motor formula latch-in relay Download PDFInfo
- Publication number
- CN208507577U CN208507577U CN201821074201.6U CN201821074201U CN208507577U CN 208507577 U CN208507577 U CN 208507577U CN 201821074201 U CN201821074201 U CN 201821074201U CN 208507577 U CN208507577 U CN 208507577U
- Authority
- CN
- China
- Prior art keywords
- spring leaf
- miniature motor
- contact
- free end
- catch bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model belongs to relay technical field, provides a kind of miniature motor formula latch-in relay.The utility model includes being set to the intracorporal transmission component of shell and contact assembly；Transmission component includes motor, reduction gearing and parallel gears, and the output shaft of motor is fixed with worm screw, and worm screw is driven parallel gears by reduction gearing, and the end face of parallel gears is equipped with poke rod；Contact assembly includes stationary plate, movable plate, spring leaf and catch bar, stationary plate and movable plate interval are immobilized in the shell portion, the fixing end of spring leaf is connect with stationary plate, there are gap distributions for the free end of spring leaf and movable plate, and the free end of spring leaf and the extrudable contact of movable plate, catch bar are set to the free end of spring leaf, and catch bar is equipped with contact groove, poke rod is hooked to contact groove, may be implemented have technical effect small in size, that contact force is big and in stable condition.
Description
Technical field
The utility model relates to relay technical fields, and in particular to a kind of miniature motor formula latch-in relay.
Background technique
Now keep relay electric appliance mainly use magnetic keep and mechanical locking based on, also have the holding of motor type after
Electric appliance.Magnetic latching relay is when having external force vibration, it is possible to the problem of meeting generating state changes, while contact force is not
Enough big, slight change in size will cause the great change of state or pressure, cisco unity malfunction when meeting external magnetic field is interfered.Machine
Tool formula guard relay, its structure is complicated, assembly difficulty, when interfering there is also meeting external magnetic field the problems such as cisco unity malfunction
It is phased out out this market.Other motor type guard relays, the disadvantage is that volume is big, at high cost, mechanical life is short dynamic
Make the time it is big a series of problems, such as.
Utility model content
For the defects in the prior art, the utility model provides miniature motor formula latch-in relay, and realizing has
Technical effect small in size, contact force is big and in stable condition.
In order to achieve the above objectives, miniature motor formula latch-in relay provided by the utility model, including it is set to shell
Interior transmission component and contact assembly；The transmission component includes motor, reduction gearing and parallel gears, the output of the motor
Axis is fixed with worm screw, and the worm screw is driven parallel gears by reduction gearing, and the end face of the parallel gears, which is equipped with, dials
Lever；The contact assembly includes stationary plate, movable plate, spring leaf and catch bar, and the stationary plate and movable plate interval are immobilized in the shell
Portion, the fixing end of the spring leaf are connect with the stationary plate, the free end of the spring leaf and the movable plate there are gap distribution,
And the free end of the spring leaf and the extrudable contact of the movable plate, the catch bar are set to the freedom of the spring leaf
End, the catch bar are equipped with contact groove, and the poke rod is hooked to the contact groove.
The technical principle of this programme is as follows:
Under normal conditions, stationary plate and spring leaf separation, are in an off state, catch bar can be by the freedom of spring leaf under driving
Side pressure realizes closure on touching stationary plate；When motor control port connects positive voltage, motor is rotated forward, and drives worm screw rotation
Turn, worm screw drives reduction gearing rotation, by vertical rotation, becomes parallel rotation, while reducing speed and increasing strength, in parallel
The circular hole of gear drives catch bar to move forward, catch bar push the spring piece, and the free end of spring leaf and stationary plate are closed.Work as horse
When connecing negative voltage up to control port, motor reversal drives worm screw rotation, and worm screw drives reduction gearing rotation, by vertical rotation,
Become parallel rotation, while reducing speed and increasing strength, the circular hole of parallel gears pulls catch bar to move backward, and catch bar is drawn
It moves reed, the free end of spring leaf and stationary plate disconnect.
The technical effect of this programme is as follows:
Using gear on worm mechanism, the rotary force of motor is converted into motive force, makes the pressure of contact, is much higher than magnetic guarantor
Relay and mechanical guard relay are held, reaches 400 grams or more.Simultaneously as being the promotion that the invention uses gear on worm
Mechanism, its state will not by external force vibration and change, thus the vibration of external force does not have any influence to it.The invention
Motor type guard relay.Since the structure motive force of use is big, can overtravel work, not only increase contact force, and
And under certain dimensional variations, its pressure and state are not affected.
The technical solution uses the innovative design of miniature motor and gear on worm and pushing meanss, has small in size, touching
The features such as point pressure big, in stable condition, diamagnetic field.
Further, it is equipped with curved section in the middle part of the spring leaf, improves the restoring force of spring leaf.
Further, the reduction gearing includes first rotating shaft and size gear set, and the shaft is rotatably dispose in shell,
The size gear set is coaxially fixed in the shaft, and gear wheel is engaged with worm screw, is convenient for quick deceleration.
Further, the parallel gears is sector gear, and the sector gear is rotatably assorted by the second shaft in shell
Interior, sector gear is engaged with pinion gear, convenient for being driven in narrow shell.
Further, pressing plate is equipped with to sector gear and the limit of size gear set above first rotating shaft and the second shaft, be convenient for
Control the horizontal position of sector gear and size gear set.
Further, the free end relative inner of the stationary plate and the spring leaf is respectively equipped with contact, connects after improving contact
Logical effect.
Further, if the spring leaf includes the sheet metal that bar is superimposed together, the integral strength of spring leaf and extensive is improved
Multiple power.
Further, the side wall of the catch bar is equipped with fixation hole, and the free end of the spring leaf is installed in the fixation hole
It is interior, it is more convenient to load spring leaf in fixation hole.
Further, the sheet metal of the free end of the spring leaf diverges to two sides and is arranged, and can quickly by spring leaf and consolidate
Determine hole to be fastened togather.
Further, shell uses metal material, and certain shielding action is played when having external magnetic field, it can be with
Resist the magnetic interference of external 400mT or more and unaffected.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar
Element or part are generally identified by similar appended drawing reference.In attached drawing, each element or part might not be according to actual ratios
It draws.
Fig. 1 is the uncanned perspective view of the utility model embodiment；
Fig. 2 is that the utility model embodiment has perspective view of the shell without pressing plate；
Fig. 3 is the top view of the utility model embodiment；
Fig. 4 is the bottom view of the utility model embodiment.
Appended drawing reference:
1- movable plate；2- stationary plate；3- motor；4- catch bar；5- sector gear；6- reduction gearing；The contact 7-；8- pressing plate；9-
Curved section；10- spring leaf；11- worm screw；12- fixation hole；The second shaft of 13-；14- first rotating shaft；15- poke rod；16- contact
Slot.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solutions of the utility model.Following embodiment is only
For clearly illustrating the technical solution of the utility model, therefore it is only used as example, and it is originally practical to cannot be used as a limitation limitation
Novel protection scope.It should be noted that unless otherwise indicated, technical term or scientific term used in this application should
The ordinary meaning understood by the utility model one of ordinary skill in the art.
Embodiment:
As depicted in figs. 1 and 2, the utility model embodiment includes being set to the intracorporal transmission component of shell and contact assembly,
Shell uses metallic iron material.
Transmission component includes motor 3, reduction gearing 6 and parallel gears, and the output shaft of motor 3 is fixed with worm screw 11, worm screw
11 are driven parallel gears by reduction gearing 6, and the end face of parallel gears is equipped with poke rod 15；
Contact assembly includes stationary plate 2, movable plate 1, spring leaf 10 and catch bar 4, and stationary plate 2 and the interval of movable plate 1 are fixed on shell
The fixing end of inside, spring leaf 10 is connect with stationary plate 2, and the free end of spring leaf 10 and movable plate 1 are there are gap distribution, and spring
The free end of piece 10 and the extrudable contact of movable plate 1, catch bar 4 are set to the free end of spring leaf 10, and catch bar 4 is equipped with and connects
Slot 16 is touched, poke rod 15 is hooked to contact groove 16.
Reduction gearing 6 includes that first rotating shaft 14 and size gear set, shaft are rotatably dispose in shell, and size gear set is same
Axis is fixed in shaft, and parallel gears is sector gear 5, and sector gear 5 is rotatably assorted in shell by the second shaft 13, the
It is equipped with pressing plate 8 above one shaft 14 and the second shaft 13 to limit sector gear 5 and size gear set, stationary plate 2 and spring leaf 10
Free end relative inner be respectively equipped with contact 7.
Curved section 9 is equipped in the middle part of spring leaf 10, the sheet metal of the free end of spring leaf 10 diverges to two sides to be arranged, spring leaf
If 10 include the sheet metal that bar is superimposed together, the side wall of catch bar 4 is equipped with fixation hole 12, and the free end of spring leaf 10 is installed in
In fixation hole 12.
Pcb board is welded in the control port of motor 3, and when the control port on PCB, when connecing positive voltage, motor is rotated forward, band
Dynamic worm screw 11 rotates, and worm screw 11 drives reduction gearing 6 to rotate, and by vertical rotation, becomes parallel rotation, while reducing speed simultaneously
Increase strength, the circular hole of parallel gears drives catch bar 4 to move forward, and catch bar 4 pushes movable plate 1 to be closed contact 7.Work as PCB
On control port, when connecing negative voltage, motor reversal, drive worm screw 11 rotate, worm screw 11 drive reduction gearing 6 rotate, will hang down
Straight rotation becomes parallel rotation, while reducing speed and increasing strength, and the circular hole of parallel gears pulls catch bar 4 to move back
Dynamic, catch bar 4 pulls movable plate 1 to disconnect contact 7.
The processing step of the utility model: one, first rotating shaft 14 and the second shaft 13 are first inserted in the designated position of shell
On.Two, by 11 sets of worm screw on the output shaft of motor 3.Three, PCB10 is welded in the control port of motor 3.Four, by motor
3 are placed in the designated position of shell.Five, in first rotating shaft 14 and the second shaft 13, load onto respectively transmission gear with it is parallel
Gear.Six, by one of catch bar 4, on movable plate 1, and they are mounted on shell bottom case designated position, catch bar 4
Other end, be connected with the poke rod 15 on parallel gears.Seven, stationary plate 2 is assemblied on the specified position of shell bottom case.Eight,
13 upper end of first rotating shaft 14 and the second shaft is pressed on by pressing plate 8.Nine, shell upper casing is closed.Ten, be powered seasoned and test.
The advantages of the utility model, due to the above structure, the special kind of drive keeps 7 pressure of contact very big, does not have
There is secondary rebound, the power that will not mutually generate by electric current shakes contact 7, therefore seldom copper material can be used in structure
Material greatly reduces the use of copper product to realize.Due to using the performance of the diamagnetic field of iron shield shell motor 3 to greatly improve,
It can generally be worked normally in the up to magnetic field environment of 400mT.The collocation design of reasonable driven Design and motor 3, make after
The time of electric appliance on and off, only tens milliseconds.Has the characteristics that small in size, big, in stable condition, the diamagnetic field of 7 pressure of contact.
In the specification of the utility model, numerous specific details are set forth.It is to be appreciated, however, that the reality of the utility model
Applying example can practice without these specific details.In some instances, well known method, knot is not been shown in detail
Structure and technology, so as not to obscure the understanding of this specification.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type, should all cover in the claim of the utility model and the range of specification.
Claims (10)
1. a kind of miniature motor formula latch-in relay, which is characterized in that including being set to the intracorporal transmission component of shell and contact
Component；
The transmission component includes motor (3), reduction gearing (6) and parallel gears, and the output shaft of the motor (3) is fixed with snail
Bar (11), the worm screw (11) are driven parallel gears by reduction gearing (6), and the end face of the parallel gears, which is equipped with, dials
Lever (15)；
The contact assembly includes stationary plate (2), movable plate (1), spring leaf (10) and catch bar (4), the stationary plate (2) and movable plate
(1) interval is immobilized in the shell portion, and the fixing end of the spring leaf (10) is connect with the stationary plate (2), the spring leaf (10)
Free end and the movable plate (1) there are gap distributions, and the free end of the spring leaf (10) and the movable plate (1) can squeeze
Press contacts, the catch bar (4) are set to the free end of the spring leaf (10), and the catch bar (4) is equipped with contact groove
(16), the poke rod (15) hooks to the contact groove (16).
2. miniature motor formula latch-in relay according to claim 1, which is characterized in that in the middle part of the spring leaf (10)
Equipped with curved section (9).
3. miniature motor formula latch-in relay according to claim 1, which is characterized in that reduction gearing (6) packet
First rotating shaft (14) and size gear set are included, the shaft is rotatably dispose in shell, and the size gear set is coaxially fixed on
In the shaft.
4. miniature motor formula latch-in relay according to claim 3, which is characterized in that the parallel gears is sector
Gear (5), the sector gear (5) are rotatably assorted in shell by the second shaft (13).
5. miniature motor formula latch-in relay according to claim 4, which is characterized in that first rotating shaft (14) and second
Pressing plate (8) are equipped with above shaft (13) to limit sector gear (5) and size gear set.
6. miniature motor formula latch-in relay according to claim 1, which is characterized in that the stationary plate (2) and described
The free end relative inner of spring leaf (10) is respectively equipped with contact (7).
7. miniature motor formula latch-in relay according to claim 1, which is characterized in that the spring leaf (10) includes
If the sheet metal that bar is superimposed together.
8. miniature motor formula latch-in relay according to claim 7, which is characterized in that the side of the catch bar (4)
Wall is equipped with fixation hole (12), and the free end of the spring leaf (10) is installed in the fixation hole (12).
9. miniature motor formula latch-in relay according to claim 8, which is characterized in that the spring leaf (10) from
It is diverged and is arranged to two sides from the sheet metal held.
10. miniature motor formula latch-in relay according to claim 1, which is characterized in that shell uses metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821074201.6U CN208507577U (en) | 2018-07-06 | 2018-07-06 | Miniature motor formula latch-in relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821074201.6U CN208507577U (en) | 2018-07-06 | 2018-07-06 | Miniature motor formula latch-in relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208507577U true CN208507577U (en) | 2019-02-15 |
Family
ID=65283229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821074201.6U Active CN208507577U (en) | 2018-07-06 | 2018-07-06 | Miniature motor formula latch-in relay |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208507577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571977A (en) * | 2019-08-23 | 2019-12-13 | 珠海格力电器股份有限公司 | Reed structure for preventing axial movement of motor, motor and household appliance |
-
2018
- 2018-07-06 CN CN201821074201.6U patent/CN208507577U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571977A (en) * | 2019-08-23 | 2019-12-13 | 珠海格力电器股份有限公司 | Reed structure for preventing axial movement of motor, motor and household appliance |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208507577U (en) | Miniature motor formula latch-in relay | |
| CN201741617U (en) | Intelligent dual power change-over switch | |
| CN107240518B (en) | A kind of energy storage type electric operating miniature circuit breaker | |
| CN103225673B (en) | A kind of cam slide block linkage device | |
| CN105575736B (en) | A kind of side fills electric operation module | |
| CN205230861U (en) | Straight pushing -type motor relay | |
| CN212011636U (en) | Dehumidification device for power distribution cabinet | |
| CN107230593B (en) | A kind of elastic energy storage transmission mechanism | |
| CN203406194U (en) | Linkage gear component used in miniature operating mechanism | |
| CN206040567U (en) | Elastic energy storage drive mechanism | |
| CN204214913U (en) | A kind of anti-strong magnetic high-performance integrated-type intelligent ammeter terminal module | |
| CN205541106U (en) | Goods -delivery device for goods channels of automatic vending machines | |
| CN202905491U (en) | Breaker manual and electric integrated operating mechanism | |
| CN106158513B (en) | The shell mechanism of magnetic latching relay | |
| CN207758506U (en) | A kind of damping wheel group of Intelligent Mobile Robot | |
| CN207765292U (en) | A kind of transformer with defencive function | |
| CN209561312U (en) | The motor relay of two tunnel on-off | |
| CN212897993U (en) | High-efficiency motor clutch lever pushing device | |
| CN109950067A (en) | Electromagnetic switching device | |
| CN204651762U (en) | The operating mechanism of switch cabinet drawer | |
| CN211173815U (en) | Electromagnetic compatibility laboratory pneumatic shielding door | |
| CN202771980U (en) | Driving device of three-working-position load switch | |
| CN203481065U (en) | Switch operating mechanism | |
| CN218414454U (en) | Electric operating device and electric control device for circuit breaker | |
| CN207966767U (en) | A kind of switch core prevents the structure to get stuck |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |