CN208507570U - A kind of gunpowder and centrifugation constraint multi-channel switch - Google Patents
A kind of gunpowder and centrifugation constraint multi-channel switch Download PDFInfo
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- CN208507570U CN208507570U CN201820851496.7U CN201820851496U CN208507570U CN 208507570 U CN208507570 U CN 208507570U CN 201820851496 U CN201820851496 U CN 201820851496U CN 208507570 U CN208507570 U CN 208507570U
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- centrifugation
- switch
- power connecting
- spring
- drive rod
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Abstract
The utility model discloses a kind of gunpowder and centrifugation constraint multi-channel switches, belong to switching technique field.It include: to connect electric switch, propellant actuated device, drive rod, centrifugal-block, centrifugation spring, driving spring, ontology, steel ball, pressing plate, pressure spiral shell and pin shaft.Centrifugal-block and centrifugation spring constitute centrifugation constraint mechanism.Usually, constraint mechanism and propellant actuated device are centrifuged to constrain in drive rod far from the position for connecing electric switch, connect electric switch and is in an off state.When propellant actuated device energization action, and centrifugal-block experiences centrifugation overload and overcomes the drag of centrifugation spring when moving out, steel ball releases the locking to drive rod, drive spring that drive rod is pushed to squeeze power connecting sheet, so that two contacts of power connecting sheet corresponding thereto, connecing electric switch from disconnecting becomes on state.The utility model has the advantages that simple and compact for structure, sensitive, reliable operation of starting, low in cost.
Description
Technical field
The utility model relates to switching technique fields, and in particular to a kind of gunpowder and centrifugation constraint multi-channel switch.
Background technique
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 just will start, when ground, certain equipment of aircraft be do not allow start.For example, one kind has
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 one signal of unmanned plane, 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 usually the control system of a set of complexity of installation in aircraft, when aircraft flight is to high-altitude,
Control system issues instruction, then goes to realize by executing agency.
Aircraft has many environmental resources can use in flight course.The gas generated such as aircraft high-speed flight
Dynamic thermal environment, inertia overload environment and centrifugation overload environment.
Utility model content
For the demand of the prior art, the purpose of this utility model is to provide a kind of gunpowder and centrifugation constraint multichannel to open
It closes, is started using flight control and centrifugation overload environment, realize the on-off of control switch.The utility model has knot
The advantages that structure is simple and compact, sensitive, the reliable operation of starting, low in cost.
To achieve the above object, the utility model adopts the following technical solution, and a kind of gunpowder and centrifugation constraint multichannel are opened
Close characterized by comprising connect electric switch, propellant actuated device, drive rod, centrifugal-block, centrifugation spring, driving spring, ontology, steel ball,
Pressing plate, pressure spiral shell and pin shaft；
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
Cylinder, inside have circular hole, and circular hole surrounding is uniform-distribution with several square grooves, 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,
The middle part of the string configuration has arc-shaped convex, and bulge size is 0.3mm~0.5mm, 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 cylindrical body, cylindrical body 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 propellant actuated device is gunpowder pin removal or gunpowder promotional implement, and gunpowder pin removal or gunpowder promotional implement are common
The technology that gunpowder driving piston moves in a straight line, 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 encloses trapezoidal groove, and 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 centrifugal-block and centrifugation spring constitute centrifugation constraint mechanism, and centrifugal-block one end has circular hole, and pin shaft passes through the circular hole
Centrifugal-block is fixed on the body, and centrifugal-block lower end is L-shaped structure, and has threaded hole, and centrifugation spring is connect with the threaded hole,
The material of centrifugal-block is tungsten and passes through vacuum heat treatment, and the other end for being centrifuged spring is fixed with pressure spiral shell.
Further, the diameter of the drive rod be greater than two power connecting sheets string configuration middle part arc-shaped convex it
Between distance, the drag after driving spring movement in place be greater 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, compressive state is in after the centrifugation spring is installed in place, decrement is 5%~10%.
The working principle of the utility model is as follows:
Usually, constraint mechanism and propellant actuated device are centrifuged to constrain in drive rod far from the position for connecing electric switch, connect and establishes by cable
The power connecting sheet shut is separated from each other with contact, and switch is in an off state.
Experiencing centrifugation overload when propellant actuated device energization action and centrifugal-block overcomes the drag of centrifugation spring to move out
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, 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 on state from disconnection.
The beneficial effects of the utility model are embodied in:
A) using propellant actuated device and centrifugation constraint mechanism to drive rod double constraints, propellant actuated device passes through control system
Send instructions effect, and centrifugation constraint mechanism is acted on using the environment overload of mechanism, so set, improving the safety of entire mechanism
Property；
B) friction factor is further decreased as transmission mechanism using steel ball, while the work for improving entire mechanism can
By property；
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 simultaneously.
E) since the centrifugation spring of original state is in pre-compressed state, centrifugation spring there are drag, may filter that centrifugal-block by
To shaking, the interference signals such as vibration effectively prevent centrifugal-block surprisingly to trigger.
Detailed description of the invention
Fig. 1 is a kind of gunpowder of the utility model and centrifugation constraint multi-channel switch original state schematic diagram；
Fig. 2 is arriving when propellant actuated device is promotional implement in a kind of gunpowder of the utility model and centrifugation constraint multi-channel switch
Position status diagram；
Fig. 3 connects electric switch assembling relationship figure for a kind of gunpowder inertial confinement multi-channel switch of the utility model；
Fig. 4 connects electric switch explosive view for a kind of gunpowder inertial confinement multi-channel switch of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and specifically
Embodiment is described in further detail the utility model.It should be appreciated that specific embodiment described herein is only used to solve
The utility model is released, is not used to limit the utility model.In addition, in the various embodiments of the present invention described below
Involved technical characteristic can be combined with each other as long as they do not conflict with each other.
A kind of gunpowder and centrifugation constraint multi-channel switch better embodiment of the utility model, form such as Fig. 1 and Fig. 2 institute
Show, by connect electric switch 1, propellant actuated device 2, drive rod 3, centrifugal-block 4, centrifugation spring 5, driving spring 6, ontology 7, steel ball 8, pressing plate 9,
Spiral shell 10 and pin shaft 11 is pressed to constitute；
It is described connect electric switch 1 as shown in Figure 3 and Figure 4, 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 inside has circular hole, and circular hole surrounding is uniform-distribution with four sides
Slot has gap, so that being 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 end power connecting sheet 1-1 is that plane and middle part have aperture, by the aperture by power connecting sheet 1-
1 is fixed on switch base 1-3 with screw 1-5, and the side power connecting sheet 1-1 is 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 cylindrical body, and cylindrical body tail portion connecting wire, the side switch base 1-3 has 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 propellant actuated device 2 is gunpowder promotional implement, and gunpowder promotional implement is that common gunpowder drives piston to move in a straight line
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 encloses trapezoidal groove, and 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
Entering the dogging beam in drive rod 3 is the 1/6 of 8 diameter itself of steel ball, 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 greater 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 greater than drive rod 3 and overcomes the drag for connecing that four power connecting sheet 1-1 are deformed on electric switch 1；
The centrifugal-block 4 and centrifugation spring 5 constitute centrifugation constraint mechanism, and 4 one end of centrifugal-block has circular hole, and pin shaft 11 passes through should
Centrifugal-block 4 is fixed on ontology 7 by circular hole, and 7 lower end of centrifugal-block is L-shaped structure, and has threaded hole, centrifugation spring 5 and the spiral shell
Pit connection, the material of centrifugal-block 4 is tungsten and passes through vacuum heat treatment, and the other end of centrifugation spring 5 is fixed with pressure spiral shell 10, is centrifuged spring
5 are installed in place in compressive state, decrement 5%.
The working principle of the present embodiment is as follows:
Usually, constraint mechanism and gunpowder promotional implement 2 are centrifuged to 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 in an off state, and state at this time is as shown in Figure 1.
Experiencing centrifugation overload when 2 energization action of gunpowder promotional implement and centrifugal-block 4 overcomes the drag of centrifugation spring 5 outside
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, 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 on state from disconnection, and state at this time is as shown in Figure 2.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (4)
1. a kind of gunpowder and centrifugation constraint multi-channel switch characterized by comprising connect electric switch (1), propellant actuated device (2),
Drive rod (3), centrifugal-block (4), centrifugation spring (5), driving spring (6), ontology (7), steel ball (8), pressing plate (9), pressure spiral shell (10) and pin
Axis (11)；
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 inside has circular hole, and circular hole surrounding is uniform-distribution with several square grooves, circular hole
There is gap between square groove, so that being mutually communicated between circular hole and square groove, each switch base (1-3), two contacts (1-2)
Switch is constituted all the way with a power connecting sheet (1-1), 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 power connecting sheet upper end (1-1) is plane and middle part has aperture, by this
Power connecting sheet (1-1) is fixed on switch base (1-3) by aperture with screw (1-5), and the power connecting sheet side (1-1) is string configuration,
The middle part of the string configuration has arc-shaped convex, and bulge size is 0.3mm~0.5mm, 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 cylindrical body, and the connection of cylindrical body tail portion is led
Line, the switch base side (1-3) have groove and protrusion, and the string configuration of the side power connecting sheet (1-1) is placed in the groove, connects
There is gap between electric piece (1-1) and two contacts (1-2)；
The propellant actuated device (2) is gunpowder pin removal or gunpowder 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 centrifugal-block (4) and centrifugation spring (5) constitute centrifugation constraint mechanism, and centrifugal-block (4) one end has circular hole, and pin shaft (11) is logical
It crosses the circular hole centrifugal-block (4) is fixed on ontology (7), centrifugal-block (4) lower end is L-shaped structure, and has threaded hole, centrifugation
Spring (5) is connect with the threaded hole, and the material of centrifugal-block (4) is tungsten and passes through vacuum heat treatment, the other end pressure of centrifugation spring (5)
Spiral shell (10) is fixed.
2. a kind of gunpowder as described in claim 1 and centrifugation constraint multi-channel switch, it is characterised in that:
The diameter of the drive rod (3) is greater 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 greater than drive rod (3) connects several power connecting sheets (1-1) on electric switch (1)
The drag of deformation.
3. a kind of gunpowder as described in claim 1 and centrifugation constraint multi-channel switch, it is characterised in that:
Dogging beam in steel ball (8) insertion drive rod (3) is the 1/6~1/4 of steel ball (8) diameter itself.
4. a kind of gunpowder as described in claim 1 and centrifugation constraint multi-channel switch, it is characterised in that:
The centrifugation spring (5) is in compressive state after being installed in place, decrement is 5%~10%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851496.7U CN208507570U (en) | 2018-06-01 | 2018-06-01 | A kind of gunpowder and centrifugation constraint multi-channel switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820851496.7U CN208507570U (en) | 2018-06-01 | 2018-06-01 | A kind of gunpowder and centrifugation constraint multi-channel switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208507570U true CN208507570U (en) | 2019-02-15 |
Family
ID=65288047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820851496.7U Expired - Fee Related CN208507570U (en) | 2018-06-01 | 2018-06-01 | A kind of gunpowder and centrifugation constraint multi-channel switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208507570U (en) |
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2018
- 2018-06-01 CN CN201820851496.7U patent/CN208507570U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20190601 |