CN207647698U - A kind of rotational speed monitor system using photoelectric counting for wind-driven generator - Google Patents
A kind of rotational speed monitor system using photoelectric counting for wind-driven generator Download PDFInfo
- Publication number
- CN207647698U CN207647698U CN201721779037.4U CN201721779037U CN207647698U CN 207647698 U CN207647698 U CN 207647698U CN 201721779037 U CN201721779037 U CN 201721779037U CN 207647698 U CN207647698 U CN 207647698U
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- CN
- China
- Prior art keywords
- wind
- driven generator
- rotational speed
- monitor system
- compressed spring
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- 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 discloses a kind of rotational speed monitor system using photoelectric counting for wind-driven generator, structure includes：Fastening feet,Wheel shaft,Snap ring,Wheel hub,Code-disc,Photoelectric sensor,Body,Bottom case,Mainboard,Relay,Protective cap,Wheel shaft is fixed on fastening feet center by snap ring,Code-disc is mounted on the inside of two wheel hubs,Code-disc and photoelectric sensor internal photo clearance fit,Photoelectric sensor is bolted on the inner right side of body,Groove of the bottom case glue connection in organism bottom,Mainboard is fixed by screws in the upper surface of bottom case,The utility model fastening feet is equipped with shell,Compressed spring seat,Compressed spring,Movable block,Bearing,Realize the improved rotational speed monitor system using photoelectric counting for wind-driven generator by photoelectricity measure rotating speed be not in mechanical wear using stablize and can independent disassembling repair and improve the portability of repair,And the contact with wind turbine is not in closely slipping phenomenon.
Description
Technical field
The utility model is a kind of rotational speed monitor system using photoelectric counting for wind-driven generator, belongs to rotating speed inspection
Examining system field.
Background technology
Photoelectric encoder is a kind of the geometry of machinery displacement on output shaft to be converted into pulse or number by opto-electronic conversion
The sensor of word amount.This is that most sensors, photoelectric encoder is applied to be made of grating disc and photoelectric detection system at present.
According to testing principle, encoder can be divided into optical profile type, magnetic-type, induction type and condenser type.It is exported according to its scale method and signal
Form can be divided into increment type, absolute type and three kinds hybrid.
But the test device of prior art wind-driven generator once can not independent disassembling the case where causing maintenance difficult, and
And if using purely mechanic measurement of rotating speed since the frequent mechanical wear speed of wind driven generator rotation frequency is exceedingly fast.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of use light for wind-driven generator
The rotational speed monitor system that electricity counts, with solve the test device of wind-driven generator once can not independent disassembling can cause maintenance difficult
The case where, and if be exceedingly fast due to the frequent mechanical wear speed of wind driven generator rotation frequency using purely mechanic measurement of rotating speed
Problem.
To achieve the goals above, the utility model is to realize by the following technical solutions：One kind is sent out for wind-force
The rotational speed monitor system using photoelectric counting of motor, structure include：Fastening feet, wheel shaft, snap ring, wheel hub, code-disc, photoelectricity
Sensor, body, bottom case, mainboard, relay, protective cap, the wheel shaft are fixed on fastening feet center, the code by snap ring
Disk is mounted on the inside of two wheel hubs, the code-disc and photoelectric sensor internal photo clearance fit, the photoelectric transfer
Sensor is bolted on the inner right side of body, and in the groove of organism bottom, the mainboard passes through for the bottom case glue connection
Screw is fixed on the upper surface of bottom case, and the mainboard level is welded on the bottom of two relays, and the protective cap glue connection exists
The left side of body, the fastening feet are equipped with shell, compressed spring seat, compressed spring, movable block, bearing, the compressed spring
Seat is installed in the inside of shell, and the compressed spring seat clearance fit is among the upper and lower ends of compressed spring, the movable block
Through having bearing, the wheel shaft to be interference fitted with bearing, the housing bolts are fixed on the inner right side of body.
Further, the mainboard is mounted on the lower left of photoelectric sensor and is electrically connected with relay by conducting wire.
Further, the relay is mounted on the inside of body.
Further, the wheel hub is mounted on the front and rear sides of body.
Further, the code-disc passes through fastening feet and body clearance fit.
Further, measurement will not be skidded greatly precisely for rubber material frictional force around the wheel hub.
Further, the body is all equipped with dirt-proof boot for alloy material tapping can reach the effect of water proof and dust proof
Fruit.
Advantageous effect
The utility model fastening feet is equipped with shell, compressed spring seat, compressed spring, movable block, bearing, realizes improvement
Afterwards rotating speed measured by photoelectricity using the rotational speed monitor system of photoelectric counting for wind-driven generator, be not in machine
Tool abrasion using stablize and can independent disassembling repair and improve the portability of repair, and the contact with wind turbine closely will not
Have skidded phenomenon.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is that a kind of structure of rotational speed monitor system using photoelectric counting for wind-driven generator of the utility model is shown
It is intended to.
Fig. 2 is a kind of fastening branch of rotational speed monitor system using photoelectric counting for wind-driven generator of the utility model
Seat cross-sectional view.
Fig. 3 is a kind of section knot of rotational speed monitor system using photoelectric counting for wind-driven generator of the utility model
Structure schematic diagram.
In figure：Fastening feet -1, wheel shaft -2, snap ring -3, wheel hub -4, code-disc -5, photoelectric sensor -6, body -7, bottom case -
8, mainboard -9, relay -10, protective cap -11, shell -101, compressed spring seat -102, compressed spring -103, movable block -104,
Bearing -105.
Specific implementation mode
To make the technical means, creative features, achievement of purpose, and effectiveness of the utility model be easy to understand, below
In conjunction with specific implementation mode, the utility model is expanded on further.
- Fig. 3 is please referred to Fig.1, the utility model provides a kind of rotating speed prison using photoelectric counting for wind-driven generator
Examining system：Its structure includes：Fastening feet 1, wheel shaft 2, snap ring 3, wheel hub 4, code-disc 5, photoelectric sensor 6, body 7, bottom case 8,
Mainboard 9, relay 10, protective cap 11, the wheel shaft 2 are fixed on 1 center of fastening feet by snap ring 3, and the code-disc 5 is mounted on
The inside of two wheel hubs 4, the code-disc 5 and 6 internal photo clearance fit of photoelectric sensor, the photoelectric sensor 6
It is bolted on the inner right side of body 7, in the groove of 7 bottom of body, the mainboard 9 passes through 8 glue connection of the bottom case
Screw is fixed on the upper surface of bottom case 8, and 9 level of the mainboard is welded on the bottom of two relays 10,11 glue of the protective cap
It is connected to the left side of body 7, the fastening feet 1 is equipped with shell 101, compressed spring seat 102, compressed spring 103, movable block
104, bearing 105, the compressed spring seat 102 are installed in the inside of shell 101,102 clearance fit of compressed spring seat in
The upper and lower ends of compressed spring 103,104 centre of the movable block, which is run through, has bearing 105, the wheel shaft 2 to match with 105 interference of bearing
It closes, 101 bolt of the shell is fixed on the inner right side of body 7, and the mainboard 9 is mounted on the lower left of photoelectric sensor 6 simultaneously
And be electrically connected with relay 10 by conducting wire, the relay 10 is mounted on the inside of body 7, and the wheel hub 4 is mounted on body 7
Front and rear sides, the code-disc 5 is rubber material friction by fastening feet 1 and 7 clearance fit of body, around the wheel hub 4
Power will not skid greatly, and measurement is accurate, and the body 7 is all equipped with dirt-proof boot for alloy material tapping can reach water proof and dust proof
Effect.
It is equipped with shell 101, pressure in the fastening feet 1 of the rotational speed monitor system using photoelectric counting for wind-driven generator
Contracting spring base 102, compressed spring 103, movable block 104, bearing 105, bearing 105 carry out gentle rolling due to fixing wheel shaft 2,
Since wheel hub 4 excessively can tightly be such that wheel shaft 2 deforms with the contact of wind turbine between centers, slowly leads to the inaccuracy that tests the speed, increase pressure
Contracting spring 103 can make wheel hub 4 more flexibly closely wheel shaft 2 will not be caused to deform simultaneously with the contact of wind turbine between centers, change
The rotational speed monitor system using photoelectric counting for wind-driven generator after measures rotating speed by photoelectricity and is not in
Mechanical wear using stablize and can independent disassembling repair and improve the portability of repair, and the contact with wind turbine is closely not
It will appear slipping phenomenon.
102 (compression spring) 1 of compressed spring described in the utility model is subject to the helical spring to pressure, the material used in it
Section is mostly circle, and also useful rectangle and multiply steel, which are entangled, rolls, and compressed spring is generally equal pitch, the shape of compressed spring
Have：Cylindrical, cone, camber and middle concave and on a small quantity non-circular etc. have certain between the circle and circle of compressed spring
Gap, when by external applied load spring contraction deform, store deformation energy.
Its structure and principle, which are all this technology personnel, can be learnt by technical manual or be known by routine experiment method,
The utility model solve the problems, such as be wind-driven generator test device once can not independent disassembling can cause the feelings of maintenance difficult
Condition, and if using purely mechanic measurement of rotating speed since the frequent mechanical wear speed of wind driven generator rotation frequency is exceedingly fast, this reality
With novel being combined with each other by above-mentioned component, it can reach improved and be turned using photoelectric counting for wind-driven generator
Slowdown monitoring system by photoelectricity measure rotating speed be not in mechanical wear using stablize and can independent disassembling tieed up
The portability for improving repair is repaiied, and the contact with wind turbine is not in closely slipping phenomenon, it is described in detail below：
The compressed spring seat 102 is installed in the inside of shell 101, and 102 clearance fit of compressed spring seat is in compression
The upper and lower ends of spring 103,104 centre of the movable block, which is run through, has bearing 105, the wheel shaft 2 to be interference fitted in bearing 105
The heart, 101 bolt of the shell are fixed on the inner right side of body 7.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of rotational speed monitor system using photoelectric counting for wind-driven generator, structure include：Fastening feet (1),
Wheel shaft (2), snap ring (3), wheel hub (4), code-disc (5), photoelectric sensor (6), body (7), bottom case (8), mainboard (9), relay
(10), protective cap (11), the wheel shaft (2) are fixed on fastening feet (1) center by snap ring (3), and the code-disc (5) is mounted on
The inside of two wheel hubs (4), the code-disc (5) and photoelectric sensor (6) internal photo clearance fit, feature exist
In：
The photoelectric sensor (6) is bolted on the inner right side of body (7), and bottom case (8) glue connection is in body
(7) groove of bottom, the mainboard (9) are fixed by screws in the upper surface of bottom case (8), and mainboard (9) level is welded on
The bottom of two relays (10), left side of protective cap (11) glue connection in body (7)；
The fastening feet (1) is equipped with shell (101), compressed spring seat (102), compressed spring (103), movable block (104), axis
It holds (105), the compressed spring seat (102) is installed in the inside of shell (101), compressed spring seat (102) clearance fit
Upper and lower ends in compressed spring (103), movable block (104) centre, which is run through, bearing (105), the wheel shaft (2) and axis
(105) interference fit is held, shell (101) bolt is fixed on the inner right side of body (7).
2. a kind of rotational speed monitor system using photoelectric counting for wind-driven generator according to claim 1, special
Sign is：The mainboard (9) is mounted on the lower left of photoelectric sensor (6) and is electrically connected with relay (10) by conducting wire.
3. a kind of rotational speed monitor system using photoelectric counting for wind-driven generator according to claim 1, special
Sign is：The relay (10) is mounted on the inside of body (7).
4. a kind of rotational speed monitor system using photoelectric counting for wind-driven generator according to claim 1, special
Sign is：The wheel hub (4) is mounted on the front and rear sides of body (7).
5. a kind of rotational speed monitor system using photoelectric counting for wind-driven generator according to claim 1, special
Sign is：The code-disc (5) passes through fastening feet (1) and body (7) clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721779037.4U CN207647698U (en) | 2017-12-18 | 2017-12-18 | A kind of rotational speed monitor system using photoelectric counting for wind-driven generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721779037.4U CN207647698U (en) | 2017-12-18 | 2017-12-18 | A kind of rotational speed monitor system using photoelectric counting for wind-driven generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207647698U true CN207647698U (en) | 2018-07-24 |
Family
ID=62877857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721779037.4U Expired - Fee Related CN207647698U (en) | 2017-12-18 | 2017-12-18 | A kind of rotational speed monitor system using photoelectric counting for wind-driven generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207647698U (en) |
-
2017
- 2017-12-18 CN CN201721779037.4U patent/CN207647698U/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 |
Granted publication date: 20180724 Termination date: 20181218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |