CN105489413B - A kind of shockproof dc switch of motor - Google Patents
A kind of shockproof dc switch of motor Download PDFInfo
- Publication number
- CN105489413B CN105489413B CN201510884043.5A CN201510884043A CN105489413B CN 105489413 B CN105489413 B CN 105489413B CN 201510884043 A CN201510884043 A CN 201510884043A CN 105489413 B CN105489413 B CN 105489413B
- Authority
- CN
- China
- Prior art keywords
- commutation
- push rod
- pedestal
- top base
- component
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/02—Bases, casings, or covers
- H01H9/04—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2300/00—Orthogonal indexing scheme relating to electric switches, relays, selectors or emergency protective devices covered by H01H
- H01H2300/002—Application electric motor braking, e.g. pole reversal of rotor, shorting motor coils, also for field discharge
Landscapes
- Push-Button Switches (AREA)
Abstract
There is the good shockproof dc switch of shockproof effect motor the invention discloses a kind of,Including the commutation pedestal to interfix,Top base and bottom base,Top base and bottom base mutually constitute installation chamber,Installation cavity indoor location, which has, touches component and stationary contact component,Installation cavity is slidably fitted with push rod in room,Push rod spring is provided between the push rod and the locular wall for installing chamber,Speed governing shell fragment is installed on the push rod,Alignment circuit plate is provided with bottom base,The pushing tow slide bar coordinated with dynamic tactile component is provided with push rod,Slide bar spring is provided between pushing tow slide bar and push rod,Dynamic tactile component includes action contact frame and movable contact spring,The side of the action contact frame is provided with spacing hole,The opposite side of action contact frame is provided with stopper slot,One end of movable contact spring is installation end,The other end is contact jaw,Movable contact is provided with contact jaw,The side of the installation end of movable contact spring is provided with arms,Opposite side is provided with adjutage,In arms insertion spacing hole,In the adjutage insertion stopper slot.
Description
Technical field
The present invention relates to a kind of dc switch, especially designs a kind of direct current with shockproof effect on motor and opens
Close.
Background technology
Current dc switch includes the commutation pedestal, top base and the bottom base that interfix, the commutation pedestal and upper
Commutating circuit plate is provided between pedestal, the commutation component coordinated with commutating circuit plate is installed on the commutation pedestal, it is described
Top base and bottom base mutually constitute installation chamber, and the installation cavity indoor location has the dynamic tactile component and stationary contact of mutual cooperation
Component, push rod is slidably fitted with the installation cavity room, push rod spring is provided between the push rod and the locular wall for installing chamber, should
Speed governing shell fragment is installed on push rod, the alignment circuit plate being slidably matched with the resistance trimming shell fragment, institute are provided with the bottom base
The pushing tow slide bar for being provided with push rod and coordinating with dynamic tactile component is stated, slide bar spring is provided between pushing tow slide bar and push rod.Pass through
Resistance trimming is realized in the displacement of push rod, and by commutating, component realizes commutation, but the dynamic group structure of touching switched at present simply simply makes
Completed with extension spring mechanism, do not account for the on off state under strong motion environment, the dynamic tactile group in switch occur loosening and
Displacement, easy ablation contact, it is impossible to reach market demands；And at dust-proof aspect, it is impossible to which comprehensive improvement is dust-proof to ask
Topic.
The content of the invention
The technical problems to be solved by the invention are：There is provided it is a kind of have the good shockproof direct current of shockproof effect motor open
Close.
In order to solve the above technical problems, the technical scheme is that：A kind of shockproof dc switch of motor, including it is mutually solid
Fixed commutation pedestal, top base and bottom base, commutating circuit plate, the commutation are provided between the commutation pedestal and top base
The commutation component coordinated with commutating circuit plate is installed on pedestal, the top base and bottom base mutually constitute installation chamber,
The installation cavity indoor location has the dynamic tactile component and stationary contact component of mutual cooperation, is slidably fitted with and pushes away in the installation cavity room
Bar, push rod spring is provided between the push rod and the locular wall for installing chamber, speed governing shell fragment, the bottom base are installed on the push rod
On be provided with the alignment circuit plate being slidably matched with the resistance trimming shell fragment, the top coordinated with dynamic tactile component is provided with the push rod
Sliding bar, slide bar spring is provided between pushing tow slide bar and push rod, the dynamic tactile component includes action contact frame and movable contact spring, described dynamic
The side for touching frame is provided with spacing hole, and the opposite side of the action contact frame is provided with stopper slot, and one end of the movable contact spring is installation
End, the other end is contact jaw, is provided with movable contact on the contact jaw, and the side of the installation end of the movable contact spring is provided with slotting
Arm, opposite side are provided with adjutage, and the arms is inserted in the spacing hole, in the adjutage insertion stopper slot.
As a kind of preferable scheme, the adjutage includes the insertion section in one section of embedded stopper slot, with embedded section phase
Bending section even and the inserting paragraph that is connected with bending section, the jack with inserting paragraph position correspondence is provided with the top base,
The inserting paragraph is inserted in the jack.
As a kind of preferable scheme, the commutation component includes being rotatablely installed in the commutation driver plate on commutation component, institute
State to be provided with commutation driver plate and dial handle, the commutation shell fragment coordinated with commutating circuit plate is set on the commutation driver plate.
As a kind of preferable scheme, the commutation driver plate is provided with least one annular in the card of commutation pedestal
Raised or annular groove, correspondence position is provided with annular groove or annular protrusion on the commutation pedestal, and the annular protrusion is embedding
Enter in the annular groove.
As a kind of preferable scheme, closure is bonded with the card on the remote commutation pedestal of commutation driver plate.
As a kind of preferable scheme, the commutation pedestal is on the end face of top base and top base is close to commutation
The sealed step of mutual cooperation is provided with the end face of pedestal.
As a kind of preferable scheme, the upper and lower pedestal in end face of the top base on bottom base is close to top base
The sealed step of mutual cooperation is provided with end face.
After employing above-mentioned technical proposal, effect of the invention is：Because the dynamic tactile component includes action contact frame and moved to touch
Piece, the side of the action contact frame are provided with spacing hole, and the opposite side of the action contact frame is provided with stopper slot, and the one of the movable contact spring
It is contact jaw to hold as installation end, the other end, and movable contact is provided with the contact jaw, and the side of the installation end of the movable contact spring is set
Arms is equipped with, opposite side is provided with adjutage, and the arms is inserted in the spacing hole, in the adjutage insertion stopper slot,
Therefore, the installation end installation of the movable contact spring is very firm, and in addition, the other end of movable contact spring is contact jaw, movable contact spring is by pushing tow
Slide bar pushing tow realizes the contact with stationary contact, and so, in closure state, movable contact spring both ends are all fixed so that dynamic tactile component
Can stablize, it is firm be arranged on switch internal, when by from extraneous sharp pounding, can be turned off with unaffected
Or the operation of closure, it ensure that switch electric property stabilization and reliability.
Again because the adjutage includes the insertion section in one section of embedded stopper slot, be embedded in bending section that section is connected and
The inserting paragraph connected with bending section, the jack with inserting paragraph position correspondence, the inserting paragraph insertion are provided with the top base
In the jack, so, adjutage is further compressed using top base, make the fixation of movable contact spring.
Again because the commutation driver plate is provided with least one annular protrusion in the card of commutation pedestal or annular is recessed
Groove, correspondence position is provided with annular groove or annular protrusion on the commutation pedestal, and it is recessed that the annular protrusion is embedded in the annular
In groove, sealing structure is formd between the commutation driver plate and commutation pedestal, improves dust-proof effect.
Again because the commutation driver plate in the card on commutation pedestal away from closure is bonded with, ensure ash after the completion of assembling
Dirt can not be from the assembling gap on switch top inside access switch.
It is again equal on the end face of top base and on the end face of the close commutation pedestal of top base due to the commutation pedestal
The sealed step of mutual cooperation is provided with, the upper and lower pedestal in end face of the top base on bottom base is close to the end of top base
The sealed step of mutual cooperation is provided with face.So as to improve between commutation pedestal and top base, top base and bottom base
Sealing.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the structure sectional view of the embodiment of the present invention；
Fig. 2 is to touch the structure chart of component and stationary contact component；
Fig. 3 is to touch the installation diagram of component；
Fig. 4 is the structure chart of movable contact spring；
Fig. 5 is the structure chart of action contact frame；
In accompanying drawing：1. closure；2. commutate driver plate；3. commutate pedestal；4. commutate shell fragment；5. commutating circuit plate；Base on 6.
Seat；61. jack；7. movable contact spring；71. adjutage；711. insertion sections；712. bending section；713. inserting paragraph；72. arms；8. pushing tow
Slide bar；9. slide bar spring；10. bottom base；11. push rod；12. action contact frame；121. spacing hole；122. stopper slot；13. stationary contact frame；
14. stationary contact；15. movable contact.
Embodiment
Below by specific embodiment, the present invention is described in further detail.
As shown in figure 1, a kind of shockproof dc switch of motor, including commutation pedestal 3, top base 6 and the lower base to interfix
Seat 10, the commutation pedestal 3 is on the end face of top base 6 and top base 6 is respectively provided with the end face of commutation pedestal 3
There is the sealed step of mutual cooperation.The upper and lower pedestal 10 in end face of the top base 6 on bottom base 10 is close to top base 6
The sealed step of mutual cooperation is provided with end face.The sealed step that the place is said is embodied as the form of convex tendon, the above
Exemplified by the cooperation of pedestal 6 and bottom base 10, top base 6 is provided with inner convex rib, bottom base 10 on the end face on bottom base 10
On be provided with outer convex rib, interlock to form sealing between inner convex rib and outer convex rib.
Commutating circuit plate 5 is provided between the commutation pedestal 3 and top base 6, is provided with and changes on the commutation pedestal 3
The commutation component coordinated to circuit board 5, has carbon film on the commutating circuit plate 5, and the commutation component is including being rotatablely installed in changing
To the commutation driver plate 2 on component, it is provided with the commutation driver plate 2 and dials handle, is set and commutating circuit plate on the commutation driver plate 2
The 5 commutation shell fragments 4 coordinated.The commutation driver plate 2 is provided with least one annular protrusion or ring in the card of commutation pedestal 3
Connected in star, correspondence position is provided with annular groove or annular protrusion on the commutation pedestal 3, and the annular protrusion is embedded in the ring
In connected in star, sealing between commutation driver plate 2 and commutation pedestal 3 can be so improved.The commutation driver plate 2 is away from commutation pedestal
Closure 1 is bonded with card on 3.
As shown in Figures 1 to 5, the top base 6 and bottom base 10 mutually constitute installation chamber, in the installation cavity room
The dynamic tactile component and stationary contact component of mutual cooperation are installed, push rod 11, the outer end of push rod 11 are slidably fitted with the installation cavity room
Button is installed, the spring of push rod 11 is provided between the inner of the push rod 11 and the locular wall of installation chamber, is installed on the push rod 11
There is speed governing shell fragment, the alignment circuit plate being slidably matched with the resistance trimming shell fragment, the push rod 11 are provided with the bottom base 10
On be provided with the pushing tow slide bar 8 coordinated with dynamic tactile component, slide bar spring 9 is provided between pushing tow slide bar 8 and push rod 11, the pushing tow
Slide bar 8 can be such that movable contact spring 7 is swung and stationary contact components apart or closure, the dynamic tactile group around its installation end with pushing tow movable contact spring 7
Part includes action contact frame 12 and movable contact spring 7, and the side of the action contact frame 12 is provided with spacing hole 121, the action contact frame 12 it is another
Side is provided with stopper slot 122, and one end of the movable contact spring 7 is installation end, and the other end is contact jaw, is provided with the contact jaw
Movable contact 15, the side of the installation end of the movable contact spring 7 are provided with arms 72, and opposite side is provided with adjutage 71, the arms
In the 72 insertion spacing holes 121, the adjutage 71 is embedded in stopper slot 122.The adjutage 71 includes one section of embedded limit
Insertion section 711 in the groove 122 of position, with the embedded connected bending section 712 of section 711 and the inserting paragraph being connected with bending section 712
713, the jack 61 with the position correspondence of inserting paragraph 713 is provided with the top base 6, the inserting paragraph 713 inserts the jack
In 61.
The stationary contact component of the present invention includes stationary contact frame 13, and stationary contact 14 is provided with stationary contact frame 13, and stationary contact 14 touches with dynamic
Point 15 coordinates.
The dc switch of the present invention has advantages below compared with prior art：
1. the dc switch of the present invention greatly improves the effect of antidetonation, the installation end tool of the movable contact spring 7 of dc switch
There are arms 72 and adjutage 71 to be fixedly secured, the other end of movable contact spring 7 is held out against by pushing tow slide bar 8, and anti seismic efficiency improves.
2. the dc switch of the present invention employs sealed step in junction and sealed, dust-proof effect is improved.
Embodiment described above is only the description to the preferred embodiment of the present invention, not as the limit to the scope of the invention
It is fixed, the various modifications made on the basis of design spirit of the present invention is not departed to technical solution of the present invention and transformation, it all should fall
In the protection domain for entering claims of the present invention determination.
Claims (6)
1. a kind of shockproof dc switch of motor, including commutation pedestal, top base and the bottom base to interfix, the commutation pedestal
Commutating circuit plate is provided between top base, the commutation component coordinated with commutating circuit plate is installed on the commutation pedestal,
The top base and bottom base mutually constitute installation chamber, the installation cavity indoor location have mutual cooperation dynamic tactile component and
Stationary contact component, push rod is slidably fitted with the installation cavity room, push rod bullet is provided between the push rod and the locular wall for installing chamber
Spring, speed governing shell fragment is installed on the push rod, the alignment circuit being slidably matched with the speed governing shell fragment is provided with the bottom base
Plate, the pushing tow slide bar coordinated with dynamic tactile component is provided with the push rod, slide bar spring is provided between pushing tow slide bar and push rod,
It is characterized in that：The dynamic tactile component includes action contact frame and movable contact spring, and the side of the action contact frame is provided with spacing hole, described dynamic
The opposite side for touching frame is provided with stopper slot, and one end of the movable contact spring is installation end, and the other end is contact jaw, on the contact jaw
Movable contact is provided with, the side of the installation end of the movable contact spring is provided with arms, and opposite side is provided with adjutage, and the arms is inserted
Entering in the spacing hole, in the adjutage insertion stopper slot, the adjutage includes the insertion section in one section of embedded stopper slot,
With being embedded in the bending section that section is connected and the inserting paragraph being connected with bending section, it is provided with the top base and insertion fragment position pair
The jack answered, the inserting paragraph are inserted in the jack.
A kind of 2. shockproof dc switch of motor as claimed in claim 1, it is characterised in that：The commutation component, which includes rotating, pacifies
Loaded on the commutation driver plate on commutation component, it is provided with the commutation driver plate and dials handle, is set on the commutation driver plate and commutation electricity
The commutation shell fragment that road plate coordinates.
A kind of 3. shockproof dc switch of motor as claimed in claim 2, it is characterised in that：The commutation driver plate is close to commutation base
At least one annular protrusion or annular groove are provided with the card of seat, and it is recessed to be provided with annular for correspondence position on the commutation pedestal
Groove or annular protrusion, the annular protrusion are embedded in the annular groove.
A kind of 4. shockproof dc switch of motor as claimed in claim 3, it is characterised in that：The commutation driver plate is away from commutation base
Closure is bonded with card on seat.
A kind of 5. shockproof dc switch of motor as claimed in claim 4, it is characterised in that：The commutation pedestal is close to top base
End face on and top base the sealed step of mutual cooperation is provided with the end face of commutation pedestal.
A kind of 6. shockproof dc switch of motor as claimed in claim 5, it is characterised in that：The top base is on bottom base
The upper and lower pedestal in end face the sealed step of mutual cooperation is provided with the end face of top base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510884043.5A CN105489413B (en) | 2015-12-04 | 2015-12-04 | A kind of shockproof dc switch of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510884043.5A CN105489413B (en) | 2015-12-04 | 2015-12-04 | A kind of shockproof dc switch of motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105489413A CN105489413A (en) | 2016-04-13 |
| CN105489413B true CN105489413B (en) | 2018-01-26 |
Family
ID=55676333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510884043.5A Active CN105489413B (en) | 2015-12-04 | 2015-12-04 | A kind of shockproof dc switch of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105489413B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565138B (en) * | 2018-06-08 | 2023-12-12 | 苏州华之杰电讯股份有限公司 | Switch contact group mechanism |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03196421A (en) * | 1989-12-01 | 1991-08-27 | Matsushita Electric Works Ltd | Contact device |
| CN203596284U (en) * | 2013-11-27 | 2014-05-14 | 浙江长隆电气有限公司 | DC speed regulation switch |
| CN203590086U (en) * | 2013-12-17 | 2014-05-07 | 永康市法得电器有限公司 | Direct-current brushless switch commutation control device |
| CN204088099U (en) * | 2014-09-16 | 2015-01-07 | 张家港华捷电子有限公司 | Switch in electric tool |
| CN205159141U (en) * | 2015-12-04 | 2016-04-13 | 张家港华捷电子有限公司 | Motor direct current switch that takes precautions against earthquakes |
-
2015
- 2015-12-04 CN CN201510884043.5A patent/CN105489413B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105489413A (en) | 2016-04-13 |
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