CN208352197U - A kind of centrifugation of beam type starts switch - Google Patents
A kind of centrifugation of beam type starts switch Download PDFInfo
- Publication number
- CN208352197U CN208352197U CN201820614152.4U CN201820614152U CN208352197U CN 208352197 U CN208352197 U CN 208352197U CN 201820614152 U CN201820614152 U CN 201820614152U CN 208352197 U CN208352197 U CN 208352197U
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- China
- Prior art keywords
- switch body
- hole
- power connecting
- switch
- connecting sheet
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Abstract
The utility model discloses a kind of centrifugations of beam type to start switch, and belongs to switching technique field.It include: quality cylinder, spring, " τ " type crossbeam, steel ball, power connecting sheet, pressure spiral shell, cover board, switch body, locking pin, conducting wire, screw and fixed pin.Quality cylinder and spring are usually lockked by steel ball and " τ " type crossbeam, and two power connecting sheets are mutually not in contact with each other, and switch is in an off state.When steel ball and " τ " type crossbeam experience centrifugation overload, " τ " type beam deformation, steel ball releases the locking of confrontation graduated cylinder, and spring pushes quality cylinder to move to two power connecting sheets, and switch becomes on state from disconnection.The utility model is simple and compact for structure, starts sensitive, reliable operation, low in cost.
Description
Technical field
The utility model relates to switching technique fields, and in particular to a kind of centrifugation of beam type starts switch.
Background technique
In the course of work of aircraft, often occur when aircraft flight to height it is aerial when, it is carry-on certain
A little equipment just will start, and when ground, certain equipment of aircraft do not allow to start.For example, a kind of have solar energy sail
The unmanned plane of plate just allows solar energy sailboard to be unfolded only when unmanned plane during flying is aerial to height, and at ground, it is not fair
Perhaps the solar energy sailboard of unmanned plane is unfolded.At this time there is an urgent need to give one signal of unmanned plane, unmanned plane solar energy sail is told
When plate is unfolded.Traditional way is usually the control system of a set of complexity of installation in unmanned plane, when unmanned plane during flying to high-altitude
When, control system issues the instruction of solar energy sailboard expansion, 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, overload environment and Centrifugal Environment.By utilizing these environmental resources, complicated unmanned aerial vehicle (UAV) control system can be saved
System saves cost and vacates space.
Utility model content
For the disadvantages described above or demand of the prior art, the purpose of this utility model is to provide a kind of centrifugations of beam type
It starts switch, is started using the Centrifugal Environment condition of aircraft, realization switches on-off, and the utility model has structure simply tight
Gather, start sensitive, reliable operation, it is low in cost the advantages that.
To achieve the above object, the utility model adopts the following technical solution, and a kind of centrifugation of beam type starts switch,
Be characterized in that, comprising: quality cylinder, spring, " τ " type crossbeam, steel ball, power connecting sheet, pressure spiral shell, cover board, switch body, locking pin, conducting wire,
Screw and fixed pin；
The quality cylinder is cylindrical structure, and upper end has blind hole, and there are two conical indents, cones for the part tool close to lower end
The angle of shape shrinkage pool is 45 °~75 °, quality cylinder conical indents and circumferential surface intersection round-corner transition；
The spring is placed in the blind hole of quality cylinder, and spring is in compressive state；
" τ " the type crossbeam is that electric conductivity and elasticity are preferable, and the beryllium bronze band wire cutting of thickness 1mm forms, upper end one
Rectangular block, rectangular block centre have through-hole, and lower end is " L " type cantilever beam, and the boom width of " L " type cantilever beam vertical direction is
0.3mm~0.5mm, length are 3mm~5mm, and the other end for the part that horizontal direction is stretched out is contacted with steel ball；
The steel ball is any one in diameter 3mm or 3.5mm or 4mm specification；
The power connecting sheet is that electric conductivity and elasticity are preferable, and the beryllium bronze band bending of thickness 0.2mm forms, power connecting sheet bottom
It is plane with lower end, places and fix convenient for power connecting sheet, upper end is an arc transition, is conducive to power connecting sheet extrusion and extensive
It is multiple, there is the circular arc of tilt angle, the angle of top and bottom is 30 °~40 °, so set, convenient for connecing electricity at the top of power connecting sheet
Deformation effect is good when the active force straight down for the quality cylinder that piece is experienced, while top is a circle with tilt angle
Arc is also easy for power connecting sheet and contacts with quality cylinder, and power connecting sheet gluing is fixed in switch body；
Quality cylinder and enclosing springs in switch body, are prevented quality cylinder and spring to be detached from switch body by the pressure spiral shell；
The cover board is a rectangular thin plate structure, and cover board is fixed in switch body by 4 fixed pin interference fits.
The side of the switch body vertical direction has a blind hole, and blind hole upper end has screw thread, places quality in blind hole
Cylinder, spring, pressure spiral shell and blind hole threaded upper ends cooperation fix, the bottom end of blind hole also have there are two groove separated from each other, to put
Two power connecting sheets are set, the bottom of groove also has through-hole, and to place conducting wire, conducting wire is welded and fixed with power connecting sheet, places conducting wire
Hole in be perfused epoxy potting compound, the switch body vertical direction other side also has big rectangular recess and small rectangular recess, big rectangle
Groove is fixed by screws in switch body to place cover board, small rectangular recess to place " τ " type crossbeam, " τ " type crossbeam,
The side of switch body horizontal direction also has a stepped hole, and locking pin is mounted in the stepped hole, switch body upper shoulder hole
The other side has a circular hole, the blind hole perforation of the circular hole and switch body vertical direction, and steel ball is placed in the circular hole, and switch body is
Nonmetallic electrically non-conductive material.
Further, power connecting sheet is embedded into the groove of switch body, and power connecting sheet is more than that the amount of switch body blind-hole bottom is
0.2mm~0.5mm, so set, keeping quality cylinder and the contact of two power connecting sheets more reliable.
When installation, two power connecting sheets are first installed in switch body, power connecting sheet is adhesively fixed in switch body by blend compounds,
Then quality cylinder is fixed with locking pin, then installs spring by secondary installation quality cylinder, with pressure spiral shell by spring-compressed in place, then install
" τ " type crossbeam, is fixed in switch body by steel ball and " τ " type crossbeam with screw, is finally installed cover board and connecting wire, is installed
Finish, removes locking pin.
The working principle of the utility model is as follows:
Usually, two power connecting sheets do not contact, and quality cylinder is locked by steel ball and " τ " type crossbeam, and quality cylinder connects electricity far from two
Piece, switch are in an off state.When switch experiences the effect of centrifugal force, steel ball and " τ " type crossbeam have to be thrown away outward
Trend, when centrifugation overload reaches certain value, " τ " type crossbeam bend deformation, steel ball releases the locking of confrontation graduated cylinder, and quality cylinder exists
It is moved under the thrust of spring, until quality cylinder is in contact with two power connecting sheets, at this point, switch is become being connected from disconnection.
The advantages that the utility model has simple and compact for structure, starts sensitive, reliable operation, low in cost, except applying
It on aircraft, also can be applicable on other high-speed equipments, market application value is big.
Detailed description of the invention
Fig. 1 is that a kind of beam type centrifugation of the utility model starts switch explosive view；
Fig. 2 is that a kind of beam type centrifugation of the utility model starts switch initial mounting state schematic diagram；
Fig. 3 is that a kind of beam type centrifugation of the utility model starts switch status diagram in place；
Fig. 4 is that a kind of beam type of the utility model is centrifuged the power connecting sheet structural schematic diagram started switch.
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 beam type centrifugation of the utility model starts switch better embodiment, and composition is as shown in Figure 1, comprising:
Quality cylinder 1, spring 2, " τ " type crossbeam 3, steel ball 4, power connecting sheet 5, pressure spiral shell 6, cover board 7, switch body 8, locking pin 9, conducting wire 10, spiral shell
Nail 11 and fixed pin 12；
The quality cylinder 1 is cylindrical structure, and upper end has blind hole, is had close to the part of lower end there are two conical indents,
The angle of conical indents is 75 °, 1 conical indents of quality cylinder and circumferential surface intersection round-corner transition；
The spring 2 is placed in the blind hole of quality cylinder 1, and spring 2 is in compressive state；
" τ " the type crossbeam 3 is that the beryllium bronze band wire cutting of thickness 1mm forms, and upper end is a rectangular block, among rectangular block
With through-hole, lower end is " L " type cantilever beam, and the boom width of " L " type cantilever beam vertical direction is 0.5mm, length 5mm,
The other end for the part that horizontal direction is stretched out is contacted with steel ball 4；
4 diameter of steel ball is 3mm；
The power connecting sheet 5 as shown in figure 4, for electric conductivity and elasticity it is preferable, the beryllium bronze band bending of thickness 0.2mm and
At 5 bottom of power connecting sheet and lower end are plane, and 5 upper end of power connecting sheet is an arc transition, have tilt angle at the top of power connecting sheet 5
Circular arc, the angle of top and bottom is 40 °, and power connecting sheet 5 is embedded into the groove of switch body 8, power connecting sheet 5 be more than switch body 8
The amount of blind-hole bottom is 0.5mm；
Quality cylinder 1 and spring 2 are encapsulated in switch body 8 by the pressure spiral shell 6；
The cover board 7 is a rectangular thin plate structure, and cover board 7 is fixed in switch body 8 by 4 fixed pin interference fits；
The side of 8 vertical direction of switch body has a blind hole, and blind hole upper end has screw thread, places quality in blind hole
Cylinder 1, spring 2, pressure spiral shell 6 and blind hole threaded upper ends cooperation fix, the bottom end of blind hole also have there are two groove separated from each other, to
Two power connecting sheets 5 are placed, the bottom of groove also has through-hole, and to place conducting wire 10, conducting wire 10 is welded and fixed with power connecting sheet 5,
It places and epoxy potting compound is perfused in the hole of conducting wire 10, the 8 vertical direction other side of switch body also has big rectangular recess and small rectangle
Groove, big rectangular recess pass through screw to place " τ " type crossbeam 3, " τ " type crossbeam 3 to place cover board 7, small rectangular recess
11 are fixed in switch body 8, and the side of 8 horizontal direction of switch body also has a stepped hole, and locking pin 9 is mounted on the stepped hole
Interior, the other side of 8 upper shoulder hole of switch body has a circular hole, the blind hole perforation of the circular hole and 8 vertical direction of switch body, steel ball
4 are placed in the circular hole, and switch body 8 is polysulfones bar material.
When installation, two power connecting sheets 5 are first installed in switch body 8, power connecting sheet 5 is adhesively fixed on switch body 8 by blend compounds
On, secondly installation quality cylinder 1, then fixed by quality cylinder 1 with locking pin 9, then installs spring 2, is compressed spring 2 with pressure spiral shell 6
In place, then steel ball 4 and " τ " type crossbeam 3 are installed, " τ " type crossbeam 3 is fixed in switch body 8 with screw 11, cover board is finally installed
7 and connecting wire 10, switch assembly relation at this time is as shown in Fig. 2, after the installation is completed, remove locking pin 9.
The working principle of the utility model is as follows:
Usually, two power connecting sheets 5 do not contact, and quality cylinder 1 is locked by steel ball 4 and " τ " type crossbeam 3, and quality cylinder 1 is far from two
Power connecting sheet 5, switch is in an off state, and when switch experiences the effect of centrifugal force, steel, 4 have outward with " τ " type crossbeam 3
The trend thrown away, when centrifugation overload reaches certain value, 3 bending deformation of " τ " type crossbeam, steel ball 4 releases the lock of confrontation graduated cylinder 1
Fixed, quality cylinder 1 moves under the thrust of spring 2, until quality cylinder 1 is in contact with two power connecting sheets 5, state at this time is such as
Shown in Fig. 3, switch is become being connected from disconnection.
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 (3)
1. a kind of beam type centrifugation starts switch characterized by comprising quality cylinder (1), spring (2), " τ " type crossbeam
(3), steel ball (4), power connecting sheet (5), pressure spiral shell (6), cover board (7), switch body (8), locking pin (9), conducting wire (10), screw (11) and
Fixed pin (12)；
The quality cylinder (1) is cylindrical structure, and upper end has blind hole, and there are two conical indents, cones for the part tool close to lower end
The angle of shape shrinkage pool is 45 °~75 °, quality cylinder (1) conical indents and circumferential surface intersection round-corner transition；
The spring (2) is placed in the blind hole of quality cylinder (1), and spring (2) is in compressive state；
" τ " the type crossbeam (3) is that the beryllium bronze band wire cutting of thickness 1mm forms, and upper end is a rectangular block, tool among rectangular block
There is through-hole, lower end is " L " type cantilever beam, and the boom width of " L " type cantilever beam vertical direction is 0.3mm~0.5mm, and length is
The other end of 3mm~5mm, the part that horizontal direction is stretched out are contacted with steel ball (4)；
The steel ball (4) is any one in diameter 3mm or 3.5mm or 4mm specification；
The power connecting sheet (5) is that the beryllium bronze band bending of thickness 0.2mm forms, and power connecting sheet (5) bottom and lower end are plane, are connect
Electric piece (5) upper end is an arc transition, has the circular arc of tilt angle at the top of power connecting sheet (5), the angle of top and bottom is 30 °
~40 °；
Quality cylinder (1) and spring (2) are encapsulated in switch body (8) by the pressure spiral shell (6)；
The cover board (7) is a rectangular thin plate structure, and cover board (7) is fixed on switch body by 4 fixed pin (12) interference fits
(8) on；
The side of switch body (8) vertical direction has a blind hole, and blind hole upper end has screw thread, places quality cylinder in blind hole
(1), spring (2), pressure spiral shell (6) and the cooperation of blind hole threaded upper ends are fixed, and the bottom end of blind hole also has there are two groove separated from each other,
To place two power connecting sheets (5), the bottom of groove also has through-hole, to place conducting wire (10), conducting wire (10) and power connecting sheet
(5) it is welded and fixed, places and epoxy potting compound is perfused in the hole of conducting wire (10), switch body (8) vertical direction other side also has greatly
Rectangular recess and small rectangular recess, big rectangular recess is to place cover board (7), and small rectangular recess is to place " τ " type crossbeam
(3), " τ " type crossbeam (3) is fixed on switch body (8) by screw (11), and the side of switch body (8) horizontal direction also has one
A stepped hole, locking pin (9) are mounted in the stepped hole, and the other side of switch body (8) upper shoulder hole has a circular hole, the circle
The blind hole of hole and switch body (8) vertical direction penetrates through, and steel ball (4) is placed in the circular hole, and switch body (8) is nonmetallic non-conductive material
Material.
2. a kind of beam type centrifugation as described in claim 1 starts switch, it is characterised in that:
The power connecting sheet (5) is embedded into the groove of switch body (8), and power connecting sheet (5) is more than that the amount of switch body (8) blind-hole bottom is
0.2mm~0.5mm.
3. a kind of beam type centrifugation as described in claim 1 starts switch, it is characterised in that:
The locking pin (9) starts switch in beam type centrifugation and removes after the assembly is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820614152.4U CN208352197U (en) | 2018-04-26 | 2018-04-26 | A kind of centrifugation of beam type starts switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820614152.4U CN208352197U (en) | 2018-04-26 | 2018-04-26 | A kind of centrifugation of beam type starts switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208352197U true CN208352197U (en) | 2019-01-08 |
Family
ID=64887506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820614152.4U Expired - Fee Related CN208352197U (en) | 2018-04-26 | 2018-04-26 | A kind of centrifugation of beam type starts switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208352197U (en) |
-
2018
- 2018-04-26 CN CN201820614152.4U patent/CN208352197U/en not_active Expired - Fee Related
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Legal Events
| 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: 20190108 |