CN208012521U - Miniature stay wire sensor - Google Patents
Miniature stay wire sensor Download PDFInfo
- Publication number
- CN208012521U CN208012521U CN201820578457.4U CN201820578457U CN208012521U CN 208012521 U CN208012521 U CN 208012521U CN 201820578457 U CN201820578457 U CN 201820578457U CN 208012521 U CN208012521 U CN 208012521U
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- CN
- China
- Prior art keywords
- turntable
- conductive plastic
- cover board
- pedestal
- miniature
- 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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Abstract
The utility model provides a kind of miniature stay wire sensor, it includes pedestal, the first conductive plastic resistance rail, the second conductive plastic resistance rail, turntable, brush plate, cover board, shaft, bracing wire and wind spring, setting slot is provided on pedestal, first conductive plastic resistance rail and the second conductive plastic resistance rail are arranged on the bottom surface of setting slot, turntable is rotatably arranged in setting slot for driving brush plate to rotate, it is provided with holding tank on the cover board, bracing wire is wound on the side of turntable, one end of wind spring is fixedly connected with shaft, and the other end is fixedly connected with cover board.The miniature stay wire sensor of the utility model its by the way that holding tank is arranged on the cover board, so that wind spring can be first fixedly installed in the holding tank of cover board, then cover board is aligned with pedestal again, and one end of wind spring is fixedly connected with shaft, again by by cover board and pedestal relative rotation, so that the wind spring amount of crispaturaing increases, so that elastic potential energy increases, with simple in structure, the characteristics of install convenient.
Description
Technical field
The utility model is related to sensor field, more particularly to a kind of miniature stay wire sensor.
Background technology
Sensor is usually made of resistive element and moveable brush, when brush is moved along resistive element, is in output end
Obtain resistance value or voltage at certain relationship with displacement.The structure of sensor is varied, between brush and resistive element
Change in location mode mainly slides straightly and two kinds of rotation-sliding, wherein in the prior art, the structure of brush rotation-sliding
In, wind spring can be generally set to be resetted to the rotation of brush, and wind spring due under natural conditions can elasticity scatter, simultaneously also
Make the wind spring in installation to sensor that there is larger elastic potential energy, this is allowed in the more difficult installation to sensor of wind spring.
Therefore need to provide a kind of miniature stay wire sensor to solve above-mentioned technical problem.
Utility model content
The utility model provides a kind of miniature stay wire sensor, by the way that holding tank is arranged on the cover board so that wind spring can
It is first fixedly installed in the holding tank of cover board, then is connected with the alignment of pedestal by cover board and wind spring is fixedly connected with shaft,
With solve in the prior art the sensor of rotation-sliding structure wind spring due under natural conditions can elasticity scatter so that wind spring compared with
Hardly possible is installed to the problem in sensor.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of miniature stay wire sensor, feature exist
In, including：
Pedestal is provided with circular setting slot on the base；
First conductive plastic resistance rail is arranged on the bottom surface of the setting slot, and the first conductive plastic resistance rail is
Ring-type, is arranged fracture on the first conductive plastic resistance rail, the both ends of the first conductive plastic resistance rail be used for it is corresponding
External circuit element be electrically connected；
Second conductive plastic resistance rail is arranged on the bottom surface of the setting slot, and the second conductive plastic resistance rail is
Ring-type, is arranged fracture on the second conductive plastic resistance rail, the both ends of the second conductive plastic resistance rail be used for it is corresponding
External circuit element be electrically connected；
Turntable is rotatably arranged in the setting slot, and the extended planar of the turntable is parallel to the bottom surface of the setting slot；
Brush plate is fixedly connected on the turntable in the one side of the setting groove bottom, the driven by rotary disc institute
State difference of the brush plate rotation to be electrically connected on the first conductive plastic resistance rail and the second conductive plastic resistance rail
Location point；
Cover board, for being fixedly connected with the pedestal to close the setting slot, be provided on the cover board with it is described
The corresponding holding tank of slot is set；
Shaft, is fixed at the middle part of the turntable, the both ends of the shaft respectively with the pedestal and the cover board
Rotation connection；
Bracing wire, wound on the side of the turntable, the other end runs through the side wall of the pedestal and extends to the bottom for one end
The outside of seat drives the turntable rotation for stress；
Wind spring is located in one side of the turntable far from the setting groove bottom, and one end is fixedly connected with the shaft, separately
One end is fixedly connected with the cover board, for providing restoring force for the rotation of the turntable.
In the present invention, the axial direction of the shaft is provided with fixing groove in one end of the shaft, it is described
One end winding of wind spring is provided with connection ring corresponding with the shaft, and the end of the wind spring, which is located in the connection ring, to be used
In in clamping to the fixing groove.
Further, the other end of the wind spring is provided with screens end, is provided on the cover board for fixing
The card hole of the screens end.
In the present invention, it is connected with bearing at the both ends of the shaft, is all provided on the pedestal and the cover board
Set the location hole for fixing the bearing.
In the present invention, the threading hole extended for bracing wire, the logical line are provided on the side wall of the pedestal
The extending direction in hole is consistent with the tangent line extending direction of turntable side.
In the present invention, one end fixed setting for the base exterior being extended in the bracing wire is useful for limitation drawing
The locating part of line retracted position.
In the present invention, one end winding for the base exterior being extended in the bracing wire is provided with draw ring.
In the present invention, length of the bracing wire wound on the turntable side is less than the week of the side of the turntable
It is long, the side of the turntable is provided with the limiting slot for winding the bracing wire.
In the present invention, the first conductive plastic resistance rail and the second conductive plastic resistance rail are arranged in circle
On the laminate of shape, in the side of laminate setting positioning side, it is provided with and institute on the madial wall of the setting slot
State the positioning corresponding positioning convex portion in side.
In the present invention, it is fixedly connected by screw between the cover board and the pedestal, is set on the cover board
Set the counterbore of the head of screw for accommodating the screw.
Compared to the prior art, advantage is the utility model：It is logical for the miniature stay wire sensor of the utility model
It crosses and holding tank is set on the cover board so that wind spring can be first fixedly installed in the holding tank of cover board, then again by cover board and pedestal
Alignment, and one end of wind spring is fixedly connected with shaft, then by by cover board and pedestal relative rotation, so that wind spring volume
Contracting amount increases, so that elastic potential energy increases, the miniature stay wire sensor is simple in structure, install convenient.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below in embodiment
Required attached drawing is briefly described, and the accompanying drawings in the following description is only that the section Example of the utility model is corresponding
Attached drawing.
Fig. 1 is the structural schematic diagram of the preferred embodiment of the miniature stay wire sensor of the utility model.
Fig. 2 is the configuration schematic diagram after the removal bracing wire of the miniature stay wire sensor of the utility model.
Fig. 3 is the structural schematic diagram of the cover board and turntable of the miniature stay wire sensor of the utility model.
Fig. 4 is the structural schematic diagram of the wind spring of the miniature stay wire sensor of the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those skilled in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
In the prior art, in the structure of brush rotation-sliding, wind spring can be generally set to answer the rotation of brush
Position, and wind spring due under natural conditions can elasticity scatter, while also to make wind spring in installation to sensor that there is larger bullet
Property potential energy, this allows for the more difficult installation of wind spring in sensor.
It the following is a kind of preferred reality of miniature stay wire sensor that can solve the above technical problem provided by the utility model
Apply example.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, wherein Fig. 1 is the preferred embodiment of the miniature stay wire sensor of the utility model
Structural schematic diagram, Fig. 2 are the configuration schematic diagram after the removal bracing wire of the miniature stay wire sensor of the utility model, and Fig. 3 is
The structural schematic diagram of the cover board and turntable of the miniature stay wire sensor of the utility model.
The similar unit of structure is to be given the same reference numerals in the figure.
The preferred embodiment of miniature stay wire sensor provided by the utility model is：A kind of miniature stay wire sensor, it is special
Sign is, including pedestal 11, the first conductive plastic resistance rail, the second conductive plastic resistance rail, turntable 15, brush plate 19, cover board
12, shaft 16, bracing wire 13 and wind spring 18；
Wherein, it is provided with circular setting slot 111 on the pedestal 11；
First conductive plastic resistance rail is arranged on the bottom surface of setting slot 111, and the first conductive plastic resistance rail is ring-type, the
Fracture is set on one conductive plastic resistance rail, and the both ends of the first conductive plastic resistance rail are used for and corresponding external circuit element electricity
Property connection；
Second conductive plastic resistance rail is arranged on the bottom surface of setting slot 111, and the second conductive plastic resistance rail is ring-type, the
Fracture is set on two conductive plastic resistance rails, and the both ends of the second conductive plastic resistance rail are used for and corresponding external circuit element electricity
Property connection；
Turntable 15 is rotatably arranged in setting slot 111, and the extended planar of turntable 15 is parallel to the bottom surface of setting slot 111；
Brush plate 19 is fixedly connected on turntable 15 and is arranged close in the one side of 111 bottom surface of slot, and turntable 15 drives brush plate
19 rotations are to be electrically connected the different location point on the first conductive plastic resistance rail and the second conductive plastic resistance rail；
Slot 111 is arranged to close for being fixedly connected with pedestal 11 in cover board 12, is provided on cover board 12 and setting slot 111
Corresponding holding tank 122；
Shaft 16, is fixed at the middle part of turntable 15, and the both ends of shaft 16 connect with pedestal 11 and the rotation of cover board 12 respectively
It connects；
One end of bracing wire 13 is fixedly connected with connecting hole 152 and wound on the side of turntable 15, and the other end runs through pedestal 11
Side wall and extend to the outside of pedestal 11, rotated for forced belt turn disk 15；
Wind spring 18 is located at turntable 15 and is arranged distant from the one side of 111 bottom surface of slot, and one end is fixedly connected with shaft 16, the other end
It is fixedly connected with cover board 12, for providing restoring force for the rotation of turntable 15.
Fig. 4 is please referred to, wherein Fig. 4 is the structural schematic diagram of the wind spring of the miniature stay wire sensor of the utility model.
Specifically, being provided with fixing groove 161, one end volume of wind spring 18 along the axial direction of shaft 16 in one end of shaft 16
It is provided around connection ring 181 corresponding with shaft 16, the end of wind spring 18 is located in connection ring 181, and connection ring 181 is set in
When in shaft 16, the end of wind spring 18 is clamped to fixing groove 161.
In addition, the other end in wind spring 18 is provided with screens end 182, it is provided on cover board 12 for fixing screens end
First 182 card hole 123.
Preferably, it is connected with bearing 17 at the both ends of shaft 16, on the pedestal 11 positioning of the setting for fixing bearing 17
Hole 113, location hole 124 of the setting for fixing bearing 17 on cover board 12.
Be provided with the threading hole 112 extended for bracing wire 13 on the side wall of pedestal 11, the extending direction of threading hole 112 with
The tangent line extending direction of 15 side of turntable is consistent, is conducive to pull turntable 15 to rotate by bracing wire 13.
Wherein, in one end that bracing wire 13 extends to outside pedestal 11, fixed setting is useful for 13 retracted position of limitation bracing wire
Locating part 132.
In addition, being provided with draw ring 131 in one end that bracing wire 13 extends to outside pedestal 11 winding, it is conducive to preferably pull and draws
Line 13.
In the preferred embodiment, length of the bracing wire 13 wound on 15 side of turntable is less than the perimeter of the side of turntable 15,
The side of turntable 15 is provided with the limiting slot 151 for winding bracing wire 13.
In the preferred embodiment, the first conductive plastic resistance rail and the second conductive plastic resistance rail are arranged in circular layer
On pressing plate 14, through-hole can be set on the pedestal 11 and extended in setting slot 111 for the connecting pin of external circuit element, in turn
So that external circuit element and the first conductive plastic resistance rail and the second conductive plastic resistance rail are electrically connected；
In the side of laminate 14 setting positioning side, it is provided on the madial wall of setting slot 111 and positioning side phase
Corresponding positioning convex portion 114.
It is fixedly connected by screw between cover board 12 in this preferred embodiment and pedestal 11, is arranged on cover board 12 and is used for
Accommodate the counterbore 121 of the head of screw of screw.
The operation principle of the utility model：Pedestal 11 and laminate 14 are first taken, pedestal 11 is arrived into the fixed setting of laminate 14
On setting slot 111 in, and the first conductive plastic resistance rail and the second conductive plastic resistance rail is made to be arranged in 14 direction of laminate
It is arranged in the one side in notch direction of slot 111；
The turntable 15 for being fixed with shaft 16 and brush plate 19 is taken, and bearing 17 is fixedly mounted in one end of turntable 15, it will be another
One bearing 17 is fixedly installed in the location hole 124 on cover board 12；
By in 15 setting to setting slot 111 of turntable, and pay attention in the alignment installation to location hole 113 of bearing 17, while brush
Piece 19 connects the first conductive plastic resistance rail and the second conductive plastic resistance rail；
Later, wind spring 18 and cover board 12 are taken, wind spring 18 is wound to setting degree, and be arranged in holding tank 122, and note
Screens end 182 is fixed in card hole 123 by meaning；
Subsequently, cover board 12 is docked with pedestal 11, and pays attention to connection ring 181 being sheathed in shaft 16, wind spring 18
End is clamped to fixing groove 161, by 11 relative rotation of cover board 12 and pedestal, so that 18 amount of crispaturaing of wind spring increases, in turn
So that elastic potential energy increases, after the rotation setting number of turns, cover board 12 is fixedly connected with pedestal 11 using screw.
The assembling process of the miniature stay wire sensor of this preferred embodiment is completed in this way.
The miniature stay wire sensor of this preferred embodiment by being arranged holding tank on the cover board so that wind spring can first fix peace
It is filled in the holding tank of cover board, is then again directed at cover board with pedestal, and one end of wind spring is fixedly connected with shaft, then lead to
It crosses cover board and pedestal relative rotation, so that the wind spring amount of crispaturaing increases, so that elastic potential energy increases, the miniature bracing wire
Sensor structure is simple, install convenient.
In conclusion although the utility model is disclosed above with preferred embodiment, above preferred embodiment is not used
To limit the utility model, those skilled in the art can make without departing from the spirit and scope of the utility model
It is various to change and retouch, therefore the scope of protection of the utility model is subject to the range that claim defines.
Claims (10)
1. a kind of miniature stay wire sensor, which is characterized in that including：
Pedestal is provided with circular setting slot on the base；
First conductive plastic resistance rail is arranged on the bottom surface of the setting slot, and the first conductive plastic resistance rail is ring-type,
Fracture is set on the first conductive plastic resistance rail, the both ends of the first conductive plastic resistance rail be used for it is corresponding external
Circuit element is electrically connected；
Second conductive plastic resistance rail is arranged on the bottom surface of the setting slot, and the second conductive plastic resistance rail is ring-type,
Fracture is set on the second conductive plastic resistance rail, the both ends of the second conductive plastic resistance rail be used for it is corresponding external
Circuit element is electrically connected；
Turntable is rotatably arranged in the setting slot, and the extended planar of the turntable is parallel to the bottom surface of the setting slot；
Brush plate is fixedly connected on the turntable in the one side of the setting groove bottom, electric described in the driven by rotary disc
Brushing piece rotates the different location to be electrically connected on the first conductive plastic resistance rail and the second conductive plastic resistance rail
Point；
Cover board is provided with and the setting for being fixedly connected with the pedestal to close the setting slot on the cover board
The corresponding holding tank of slot；
Shaft, is fixed at the middle part of the turntable, and the both ends of the shaft are rotated with the pedestal and the cover board respectively
Connection；
Bracing wire, wound on the side of the turntable, the other end runs through the side wall of the pedestal and extends to the pedestal for one end
Outside drives the turntable rotation for stress；
Wind spring is located in one side of the turntable far from the setting groove bottom, and one end is fixedly connected with the shaft, the other end
It is fixedly connected with the cover board, for providing restoring force for the rotation of the turntable.
2. miniature stay wire sensor according to claim 1, which is characterized in that in one end of the shaft along the shaft
Axial direction be provided with fixing groove, one end winding of the wind spring is provided with connection ring corresponding with the shaft, described
The end of wind spring is located in the connection ring for being clamped to the fixing groove.
3. miniature stay wire sensor according to claim 2, which is characterized in that the other end of the wind spring is provided with card
Position end, is provided with the card hole for fixing the screens end on the cover board.
4. miniature stay wire sensor according to claim 1, which is characterized in that be connected with axis at the both ends of the shaft
It holds, the location hole for fixing the bearing is respectively provided on the pedestal and the cover board.
5. miniature stay wire sensor according to claim 1, which is characterized in that be arranged on the side wall of the pedestal useful
In the threading hole that bracing wire extends, the extending direction of the threading hole is consistent with the tangent line extending direction of turntable side.
6. miniature stay wire sensor according to claim 1, which is characterized in that extended to outside the pedestal in the bracing wire
One end fixed setting in portion is useful for the locating part of limitation bracing wire retracted position.
7. miniature stay wire sensor according to claim 1, which is characterized in that extended to outside the pedestal in the bracing wire
One end winding in portion is provided with draw ring.
8. miniature stay wire sensor according to claim 1, which is characterized in that the bracing wire is wound on the turntable side
Length be less than the turntable side perimeter, the side of the turntable is provided with the limit for winding the bracing wire
Slot.
9. miniature stay wire sensor according to claim 1, which is characterized in that the first conductive plastic resistance rail and institute
It states the second conductive plastic resistance rail to be arranged on circular laminate, in the side of laminate setting positioning side, in institute
It states and is provided with positioning convex portion corresponding with the positioning side on the madial wall of setting slot.
10. miniature stay wire sensor according to claim 1, which is characterized in that lead between the cover board and the pedestal
It crosses screw to be fixedly connected, the counterbore of the head of screw for accommodating the screw is set on the cover board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820578457.4U CN208012521U (en) | 2018-04-19 | 2018-04-19 | Miniature stay wire sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820578457.4U CN208012521U (en) | 2018-04-19 | 2018-04-19 | Miniature stay wire sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208012521U true CN208012521U (en) | 2018-10-26 |
Family
ID=63893236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820578457.4U Active CN208012521U (en) | 2018-04-19 | 2018-04-19 | Miniature stay wire sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208012521U (en) |
-
2018
- 2018-04-19 CN CN201820578457.4U patent/CN208012521U/en active Active
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