CN108597951A - A kind of electromagnet inertia constraint multi-channel switch - Google Patents
A kind of electromagnet inertia constraint multi-channel switch Download PDFInfo
- Publication number
- CN108597951A CN108597951A CN201810558057.1A CN201810558057A CN108597951A CN 108597951 A CN108597951 A CN 108597951A CN 201810558057 A CN201810558057 A CN 201810558057A CN 108597951 A CN108597951 A CN 108597951A
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- China
- Prior art keywords
- inertia
- switch
- cylinder
- power connecting
- connecting sheet
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/14—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/14—Switches operated by change of acceleration, e.g. by shock or vibration, inertia switch
- H01H35/141—Details
Abstract
The invention discloses a kind of electromagnet inertias to constrain multi-channel switch, belongs to switching technique field.Including：Connect electric switch, electromagnetic actuator, drive rod, driving spring, inertia cylinder, inertia spring, steel ball, ontology and pressing plate.Inertia cylinder and inertia spring constitute inertial confinement mechanism.Usually, inertial confinement mechanism and electromagnetic actuator constrain in drive rod far from the position for connecing electric switch, connect electric switch and are off.When electromagnetic actuator energization action, and inertia cylinder experiences inertia overload when the drag of inertia spring being overcome to move downward, steel ball releases the locking to drive rod, driving spring pushes drive rod extruding power connecting sheet to make two contacts of power connecting sheet corresponding thereto, and connect electric switch becomes conducting state from disconnecting.The present invention has the advantages that simple and compact for structure, sensitive, reliable operation of startup, of low cost.
Description
Technical field
The present invention relates to switching technique fields, and in particular to a kind of electromagnet inertia constraint multi-channel switch.
Background technology
With the development of vehicle technology, the function of aircraft becomes stronger and stronger, and flight control also becomes
It must become increasingly complex, in the course of work of aircraft, often occur when aircraft flight is aerial to height, on aircraft
Certain equipment can just start, when ground, certain equipment of aircraft be do not allow start.For example, one kind carries
The unmanned plane of solar energy sailboard just allows solar energy sailboard to be unfolded only when unmanned plane during flying is aerial to height；And on ground
When, do not allow the solar energy sailboard of unmanned plane to be unfolded.At this time there is an urgent need to give unmanned plane one signal, indicate unmanned plane too
When positive energy windsurfing is unfolded.
Particularly with being mounted with for the aircraft of weapon system, for carry weapon system security requirement compared with
Height does not allow to malfunction.
Traditional way is typically the control system of a set of complexity of installation in aircraft, when aircraft flight is to high-altitude,
Control system sends out instruction, then goes to realize by executing agency.
Aircraft has many environmental resources that can utilize in flight course.The gas generated such as aircraft high-speed flight
Dynamic thermal environment, inertia overload environment and centrifugation overload environment.
Invention content
For the demand of the prior art, the purpose of the present invention is to provide a kind of electromagnet inertias to constrain multi-channel switch, profit
Started with flight control and inertia overload environment, realizes that control switches on-off.The present invention has simple in structure tight
Gather, start sensitive, reliable operation, it is of low cost the advantages that.
To achieve the above object, the present invention adopts the following technical scheme that, a kind of electromagnet inertia constraint multi-channel switch, special
Sign is, including：Connect electric switch, electromagnetic actuator, drive rod, inertia cylinder, inertia spring, driving spring, ontology, steel ball and pressing plate；
The electric switch that connects is made of power connecting sheet, contact, switch base, switch body and screw, and switch body is a step-like circle
There is circular hole, circular hole surrounding to be uniform-distribution with several square grooves for cylinder, inside, have gap between circular hole and square groove so that circular hole
It is mutually communicated between square groove, each switch base, two contacts and a power connecting sheet constitute switch all the way, are placed in switch body
Square groove in, wherein power connecting sheet be thickness 0.2mm~0.5mm beryllium bronze band bending cut, power connecting sheet upper end be plane
And middle part has aperture, and power connecting sheet is screwed on switch base by the aperture, power connecting sheet side is string configuration,
It is 0.3mm~0.5mm that the middle part of the string configuration, which has arc-shaped convex, bulge size, which is cantilever beam
Shape structure, switch base are a nonmetallic electrically non-conductive material, and side tool is there are two aperture, and two contacts are respectively placed in aperture, mistake
Cooperation of being full of is fixed, and one end of contact is bulb shape, and the other end is cylinder, cylinder tail portion connecting wire, switch base side tool
Fluted and raised, the string configuration of power connecting sheet side is placed in the groove, between having between power connecting sheet and two contacts
Gap；
The electromagnetic actuator is electromagnetism pin removal or electromagnetism promotional implement, electromagnetism pin removal or electromagnetism promotional implement by armature,
Yoke and enameled wire are constituted, and are common technology, details are not described herein；
The drive rod is a stepped cylindrical body, is made of big cylinder and small column, has on the circumference of big cylinder one end
One circle trapezoidal groove, the angle of lower inclined plane composition is 90 °~150 ° on the trapezoidal groove, which is embedded with steel ball, small
Driving spring is cased on cylinder, driving spring is in compressive state；
The inertia cylinder and inertia spring constitute inertial confinement mechanism, and inertia cylinder is stepped cylinder body, big cylindrical inside tool
There are annular groove, inertia spring to be placed in the annular groove, inertia cylinder material is tungsten.
Further, the diameter of the drive rod be more than two power connecting sheets string configuration middle part arc-shaped convex it
Between distance, the drag after driving spring movement in place be more than drive rod overcome connect several power connecting sheets on electric switch deform it is anti-
Power.
Further, the dogging beam in the steel ball insertion drive rod is the 1/6~1/4 of steel ball diameter itself.
Further, the periphery of the inertia cylinder and the corresponding aperture periphery of corresponding ontology are coated with
DJB-823 solid film protective agents.
Further, the inertia spring is in pre-compressed state after being installed to switch, and pre compressed magnitude is 5%~10%.
Working principle of the present invention is as follows：
Usually, inertial confinement mechanism and electromagnetic actuator constrain in drive rod far from the position for connecing electric switch, connect and establish by cable
The power connecting sheet shut is separated from each other with contact, and switch is off.
Experiencing inertia overload when electromagnetic actuator energization action and inertia cylinder overcomes the drag of inertia spring to move downward
When, steel ball releases the locking to drive rod, and driving spring pushes drive rod to move downward, and drive rod is squeezed in cantilever beam state
Power connecting sheet so that power connecting sheet is moved to the direction of contact, and each power connecting sheet is expressed to corresponding two of difference by drive rod
Contact contacts respectively, and two contacts become being connected from disconnecting at this time, to realize that switch becomes conducting state from disconnection.
Beneficial effects of the present invention are embodied in：
A) use electromagnetic actuator and inertial confinement mechanism to drive rod double constraints, electromagnetic actuator passes through control system
Send instructions effect, and inertial confinement mechanism is acted on using the environment overload of mechanism, so set, improving the safety of entire mechanism
Property；
B) use steel ball as transmission mechanism, while coating DJB-823 is solid in inertia cylinder and corresponding body apertures
Body thin film protective agent further decreases friction factor, while improving the functional reliability of entire mechanism；
C) setting of spring is driven, it is ensured that drive rod reliable movement in place and can be positively locked in state in place, raising
The Reliability of Microprocessor of entire mechanism；
D) it connects electric switch and is circumferentially uniform-distribution with the variable connector being made of power connecting sheet and two contacts, save sky
Between, and multi-channel control can be carried out at the same time；
E) since the inertia spring of original state is in pre-compressed state, inertia spring there are drag, may filter that inertia cylinder by
To shaking, the interference signals such as vibration effectively prevent inertia cylinder surprisingly to trigger.
Description of the drawings
Fig. 1 is that a kind of electromagnet inertia of the present invention constrains multi-channel switch original state schematic diagram；
Fig. 2 is the state in place when electromagnetic actuator is pin removal in a kind of electromagnet inertia constraint multi-channel switch of the present invention
Schematic diagram；
Fig. 3 is the state in place when electromagnetic actuator is promotional implement in a kind of electromagnet inertia constraint multi-channel switch of the present invention
Schematic diagram；
Fig. 4 connects electric switch assembling relationship figure for a kind of electromagnet inertia constraint multi-channel switch of the present invention；
Fig. 5 connects electric switch explosive view for a kind of electromagnet inertia constraint multi-channel switch of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with attached drawing and specific implementation
Example, invention is further described in detail.It should be appreciated that specific embodiment described herein is only used to explain this hair
It is bright, it is not intended to limit the present invention.In addition, technical characteristic involved in the various embodiments of the present invention described below
It can be combined with each other as long as they do not conflict with each other.
A kind of electromagnet inertia of the present invention constrains multi-channel switch better embodiment, and composition is as depicted in figs. 1 and 2, by
Electric switch 1, electromagnetic actuator 2, drive rod 3, inertia cylinder 4, inertia spring 5, driving spring 6, ontology 7, steel ball 8 and pressing plate 9 is connect to constitute；
The electric switch 1 that connects is as shown in Figure 4 and Figure 5, by power connecting sheet 1-1, contact 1-2, switch base 1-3, switch body 1-4 and
Screw 1-5 is constituted, and switch body 1-4 is a stepped cylindrical body, and there is circular hole, circular hole surrounding to be uniform-distribution with four sides for inside
Slot has gap so that be mutually communicated between circular hole and square groove, 3, two contact 1- of each switch base between circular hole and square groove
A 2 and power connecting sheet 1-1 constitutes switch all the way, is placed in the square groove of switch body 1-4, and wherein power connecting sheet 1-1 is thickness 0.5mm
Beryllium bronze band bending cut, the upper ends power connecting sheet 1-1, which are plane and middle part, has aperture, by the aperture by power connecting sheet 1-
1 is fixed on screw 1-5 on switch base 1-3, and the sides power connecting sheet 1-1 are string configuration, and the middle part of the string configuration has
Arc-shaped convex, bulge size 0.5mm, the string configuration are cantilever beam-like structure, and switch base 1-3 is a polysulfones bar
Material, there are two aperture, two contact 1-2 are respectively placed in aperture side tool, and interference fit is fixed, and one end of contact 1-2 is ball
Head, the other end are cylinder, and cylinder tail portion connecting wire, the sides switch base 1-3 have groove and protrusion, power connecting sheet 1-1
The string configuration of side is placed in the groove, has gap between power connecting sheet 1-1 and two contact 1-2；
The electromagnetic actuator 2 is electromagnetism pin removal, and electromagnetism pin removal is made of armature, yoke and enameled wire, is normal
With technology, details are not described herein；
The drive rod 3 is a stepped cylindrical body, is made of big cylinder and small column, has on the circumference of big cylinder one end
One circle trapezoidal groove, the angle of lower inclined plane composition is 150 ° on the trapezoidal groove, which is embedded with steel ball 8, and steel ball 8 is embedding
It is the 1/6 of 8 diameter itself of steel ball to enter the dogging beam in drive rod 3, and driving spring 6 is cased on small column, and driving spring 6 is in compression shape
State, the diameter of the drive rod 3 are more than the distance between the middle part arc-shaped convex of string configuration of two power connecting sheet 1-1.
Drag after the driving movement in place of spring 6 is more than drive rod 3 and overcomes the drag for connecing four power connecting sheet 1-1 deformations on electric switch 1；
The inertia cylinder 4 and inertia spring 5 constitute inertial confinement mechanism, and inertia cylinder 4 is stepped cylinder body, big cylindrical inside
With annular groove, inertia spring 5 is placed in the annular groove, and inertia spring 5 is in pre-compressed state, precommpression after being installed to switch
Amount is 5%, and 4 material of inertia cylinder is tungsten, and is coated with DJB- in the periphery of inertia cylinder 4 and corresponding 7 hole of ontology
823 solid film protective agents.
The operation principle of the present embodiment is as follows：
Usually, inertial confinement mechanism and electromagnetism pin removal 2 constrain in drive rod 3 far from the position for connecing electric switch 1, connect electricity
Power connecting sheet 1-1 and contact 1-2 on switch 1 is separated from each other, and switch is off.
Experiencing inertia overload when 2 energization action of electromagnetic actuator and inertia cylinder 4 overcomes the drag of inertia spring 5 downward
When movement, steel ball 8 releases the locking to drive rod 3, and driving spring 6 pushes drive rod 3 to move downward, and drive rod 3 is squeezed in outstanding
The power connecting sheet 1-1 of arm beam-like state so that power connecting sheet 1-1 is moved to the direction of contact 1-2, and each power connecting sheet 1-1 is squeezed by drive rod 3
It is pressed onto two corresponding respectively contact 1-2 to contact respectively, two contact 1-2 become being connected from disconnecting at this time, to realize
Switch becomes conducting state from disconnection.
The above is only a preferred embodiment of the present invention, it should be pointed out that：For the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (5)
1. a kind of electromagnet inertia constrains multi-channel switch, which is characterized in that including：It connects electric switch (1), electromagnetic actuator (2), drive
Lever (3), inertia cylinder (4), inertia spring (5), driving spring (6), ontology (7), steel ball (8) and pressing plate (9)；
The electric switch (1) that connects is by power connecting sheet (1-1), contact (1-2), switch base (1-3), switch body (1-4) and screw (1-5)
It constitutes, switch body (1-4) is a stepped cylindrical body, and there is circular hole, circular hole surrounding to be uniform-distribution with several square grooves, circular hole for inside
Between square groove have gap so that be mutually communicated between circular hole and square groove, each switch base (3), two contacts (1-2) and
One power connecting sheet (1-1) constitutes switch all the way, is placed in the square groove of switch body (1-4), and wherein power connecting sheet (1-1) is thickness
The beryllium bronze band bending of 0.2mm~0.5mm is cut, and the upper end power connecting sheet (1-1) is plane and middle part has aperture, by this
Power connecting sheet (1-1) is fixed on screw (1-5) on switch base (1-3) by aperture, and the side power connecting sheet (1-1) is string configuration,
It is 0.3mm~0.5mm that the middle part of the string configuration, which has arc-shaped convex, bulge size, which is cantilever beam
Shape structure, switch base (1-3) are a nonmetallic electrically non-conductive material, and there are two aperture, two contacts (1-2) are respectively placed in side tool
In aperture, interference fit is fixed, and one end of contact (1-2) is bulb shape, and the other end is cylinder, and the connection of cylinder tail portion is led
There is groove and protrusion, the string configuration of the side power connecting sheet (1-1) to be placed in the groove, connect for line, the side switch base (1-3)
There is gap between electric piece (1-1) and two contacts (1-2)；
The electromagnetic actuator (2) is electromagnetism pin removal or electromagnetism promotional implement；
The drive rod (3) is a stepped cylindrical body, is made of big cylinder and small column, has one on the circumference of big cylinder one end
Trapezoidal groove is enclosed, the angle of lower inclined plane composition is 90 °~150 ° on the trapezoidal groove, which is embedded with steel ball (8), small
Driving spring (6) is cased on cylinder, driving spring (6) is in compressive state；
The inertia cylinder (4) and inertia spring (5) constitute inertial confinement mechanism, and inertia cylinder (4) is stepped cylinder body, in big cylinder
There is annular groove, inertia spring (5) to be placed in the annular groove in portion, and inertia cylinder (4) material is tungsten.
2. a kind of electromagnet inertia as described in claim 1 constrains multi-channel switch, it is characterised in that：
The diameter of the drive rod (3) is more than between the middle part arc-shaped convex of the string configuration of two power connecting sheets (1-1)
Distance, the drag after driving spring (6) movement in place overcomes more than drive rod (3) connects several power connecting sheets (1-1) on electric switch (1)
The drag of deformation.
3. a kind of electromagnet inertia as described in claim 1 constrains multi-channel switch, it is characterised in that：
Dogging beam in the embedded drive rod (3) of the steel ball (8) is the 1/6~1/4 of steel ball (8) diameter itself.
4. a kind of electromagnet inertia as described in claim 1 constrains multi-channel switch, it is characterised in that：
It is solid that the periphery of the inertia cylinder (4) and the corresponding aperture periphery of corresponding ontology (7) are coated with DJB-823
Body thin film protective agent.
5. a kind of electromagnet inertia as described in claim 1 constrains multi-channel switch, it is characterised in that：
The inertia spring (5) is in pre-compressed state after being installed to switch, and pre compressed magnitude is 5%~10%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810558057.1A CN108597951A (en) | 2018-06-01 | 2018-06-01 | A kind of electromagnet inertia constraint multi-channel switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810558057.1A CN108597951A (en) | 2018-06-01 | 2018-06-01 | A kind of electromagnet inertia constraint multi-channel switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108597951A true CN108597951A (en) | 2018-09-28 |
Family
ID=63630803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810558057.1A Withdrawn CN108597951A (en) | 2018-06-01 | 2018-06-01 | A kind of electromagnet inertia constraint multi-channel switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108597951A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993432A (en) * | 2019-11-26 | 2020-04-10 | 湖北三江航天红林探控有限公司 | In-place self-locking inertia switch |
| CN110993434A (en) * | 2019-11-28 | 2020-04-10 | 湖北三江航天红林探控有限公司 | Inertial cylinder constraint switch |
| CN114360961A (en) * | 2022-01-11 | 2022-04-15 | 湖南迈克森伟电子科技有限公司 | Self-beam type inertia conductive switch |
-
2018
- 2018-06-01 CN CN201810558057.1A patent/CN108597951A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110993432A (en) * | 2019-11-26 | 2020-04-10 | 湖北三江航天红林探控有限公司 | In-place self-locking inertia switch |
| CN110993432B (en) * | 2019-11-26 | 2021-10-01 | 湖北三江航天红林探控有限公司 | In-place self-locking inertia switch |
| CN110993434A (en) * | 2019-11-28 | 2020-04-10 | 湖北三江航天红林探控有限公司 | Inertial cylinder constraint switch |
| CN110993434B (en) * | 2019-11-28 | 2021-11-09 | 湖北三江航天红林探控有限公司 | Inertial cylinder constraint switch |
| CN114360961A (en) * | 2022-01-11 | 2022-04-15 | 湖南迈克森伟电子科技有限公司 | Self-beam type inertia conductive switch |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180928 |
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| WW01 | Invention patent application withdrawn after publication |