CN208496874U - The locking pin of jiggering tooling and the pin hole centralising device of rotor - Google Patents
The locking pin of jiggering tooling and the pin hole centralising device of rotor Download PDFInfo
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- CN208496874U CN208496874U CN201821196943.6U CN201821196943U CN208496874U CN 208496874 U CN208496874 U CN 208496874U CN 201821196943 U CN201821196943 U CN 201821196943U CN 208496874 U CN208496874 U CN 208496874U
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- sensor
- pin hole
- pin
- rotor
- jiggering
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model provides a kind of locking pin of jiggering tooling and the pin hole centralising device of rotor, can realize to fast accurate the centering of locking pin and pin hole, greatly improve centering efficiency and precision, without correcting repeatedly, and then simplify the assembling procedure of jiggering.In the utility model, the rotor has several pin holes of circumferentially-spaced distribution, the jiggering tooling includes drive cylinder and the bracket for carrying the drive cylinder, the piston rod of the drive cylinder is equipped with the locking pin, the pin hole centralising device includes the first sensor and second sensor for being installed on the bracket, when the first sensor and the second sensor are respectively facing the interior outer transmitting signal of one of them pin hole of centering and only one has reflection signal, the pin hole centering of the locking pin and locking.
Description
Technical field
The utility model relates to wind generator system technical fields, the locking pin and rotor more particularly to jiggering tooling
Pin hole centralising device.
Background technique
With the development of Large-scale Wind Turbines, the blade installation difficulty of wind power generating set is increasing, usually needs
Blade is carried out separately installed.The blade quantity of wind power generating set is typically greater than one, it is often preferred that three.Independent
During multiple blades are installed, need to adjust the position of the wheel hub of wind power generating set, to meet the installation need of different leaves
It asks.For example, after the installation for completing a blade need that wheel hub is made to turn an angle from current location to another location, with
Carry out the installation of another blade.In addition, when being safeguarded to blade, it is also desirable to by the appropriate angle of hub rotation, by leaf
Piece is adjusted to appropriate location convenient for safeguarding.
Currently, the rotation of wheel hub relies primarily on the realization of jiggering tooling, the major function of jiggering tooling is driving rotor up time
Needle or counterclockwise rotation, to adjust the position of wheel hub.
The drive system of jiggering tooling includes multiple (usually 5) driving units, and each driving unit includes a drive
Dynamic oil cylinder and the bracket for carrying the drive cylinder.Before use, being connect firstly the need of by drive cylinder with rotor, then can lead to
Oil cylinder of overdriving drives rotor rotation.
Piston rod for the connection for realizing drive cylinder and rotor, drive cylinder is equipped with locking in one end opposite with piston
Pin, rotor are circumferentially with several pin holes being spaced apart, when installation, by the locking pin and one of pin hole centering, then
Along axial push-in locking pin, lock.In practice, the position of locking pin and pin hole is observed by the naked eye, and then realize centering.
But above-mentioned centering is realized by range estimation, fully relies on the experience of operator, precision is lower, and the effect of centering
Rate is extremely low, needs to correct repeatedly.
Therefore, a kind of locking pin of jiggering tooling and the pin hole centralising device of rotor how are designed, to improve accuracy of alignment
And efficiency, it is a urgent problem.
Utility model content
The purpose of the utility model is to provide the pin hole centralising devices of a kind of locking pin of jiggering tooling and rotor, can be fast
Speed accurately realizes the centering of locking pin and pin hole, greatly improves centering efficiency and precision, without correcting repeatedly, Jin Erjian
The assembling procedure of jiggering is changed.
To achieve the above object, the pin hole centering that the utility model provides the locking pin and rotor of a kind of jiggering tooling fills
It sets, the rotor has several pin holes of circumferentially-spaced distribution, and the jiggering tooling includes drive cylinder and the carrying driving
The bracket of oil cylinder, the piston rod of the drive cylinder are equipped with the locking pin, and the pin hole centralising device is described including being installed on
The first sensor and second sensor of bracket, when the first sensor and the second sensor are respectively facing centering
One of them pin hole interior outer transmitting signal and only one have reflection signal when, the institute of the locking pin and locking
State pin hole centering.
The locking pin of the utility model and the centralising device of pin hole choose a pin hole in the multiple pin holes for being set to rotor
For centering, and it is different from the pin hole of the centering and there is the another of preset distance in the circumferential with the pin hole of the centering
Pin hole of a pin hole as locking；The centralising device includes first sensor and second sensor, when locking pin and locking are used
Pin hole centering when, first sensor and second sensor are respectively facing the interior outer transmitting signal of the pin hole of centering, i.e., its
For middle one by the interior along transmitting signal of pin hole, another one emits signal by the outer of pin hole, if from perspective view, two sensings
The transmitting signal of device is respectively formed a signaling point, the two signaling points only adjoin setting as boundary using the edge of pin hole radially；
In this way, when it is one of there is reflection signal when, the first sensor and second sensor for illustrating at this time be just respectively at
Learn that locking pin is exactly in the position with the pin hole centering of locking with this counter pushes away in corresponding position inside and outside pin hole
It sets, locking pin can be installed.
On the one hand, the structure of this programme is simple, and the centering of position can be realized by two sensors；On the other hand,
Only by the presence or absence of reflection signal it may determine that centering, high-efficient；Furthermore first sensor and second sensor are just distinguished
By the transmitting signal on interior edge and outer, emit signal in other words using the edge line of pin hole as boundary, even if deviateing the side of pin hole
Minimum distance can also be incuded along the line, this to greatly improve the precision of centering in such a way that line is demarcated.
Optionally, the center of circle of each pin hole is in same circumference, the intersection point of the circumference and the edge of each pin hole
Reference point is formed, the excessively described reference point does the tangent line of the circumference, the transmitting of the first sensor and the second sensor
Signal intersects with the tangent line, and intersection point is respectively at the inner side and outer side of the reference point.
It optionally, further include the sensor mount being fixedly connected with the bracket, the sensor mount, which has, to be used
In the mounting portion for installing the first sensor and the second sensor.
Optionally, the edge of the bracket is equipped with notch, and the notch is one of them described pin hole with centering
The arc notch matched, the mounting portion stretch out the notch and corresponding with the pin hole, with position the first sensor and
The second sensor is in position corresponding with the interior outer of the pin hole.
Optionally, the sensor mount include the mounting base of slab construction, L-shaped setting the first mounting plate and
Second mounting plate, one end of the mounting base are fixedly connected with the bracket, first mounting plate and second installation
Plate is installed on the other end of the mounting base with respective side plate, and forms the mounting portion with respective another side plate.
Optionally, the first sensor and the second sensor are arranged up and down, the first sensor and described the
In two sensors, one is hung on another side plate of first mounting plate, and another one is supported in the another of second mounting plate
Side plate.
Optionally, the first sensor and the second sensor are laser-correlation sensors, and the two is along centering
The axial transmitting laser of one of them pin hole, and using laser as transmitting signal and reflection signal.
Detailed description of the invention
Fig. 1 provides jiggering tooling by the utility model and rotor is in the top view of connection status；
Fig. 2 is the first schematic perspective view of jiggering tooling shown in Fig. 1；
Fig. 3 is the second schematic perspective view of jiggering tooling shown in Fig. 1；
Fig. 4 is the positive structure schematic of jiggering tooling shown in Fig. 1；
Fig. 5 is the structure schematic diagram of jiggering tooling shown in Fig. 1；
Fig. 6 is the schematic diagram of the section structure of jiggering tooling shown in Fig. 1；
Fig. 7 is the structural schematic diagram of pin hole centralising device in jiggering tooling shown in Fig. 2.
In Fig. 1-Fig. 7:
- 5 first sensor -6 second of -41 locking pin of rotor -1 pin hole -2 drive cylinder -4 notch of -3 bracket passes
- 82 second mounting plate -83 of -81 first mounting plate of -8 mounting base of -7 sensor mount of sensor.
Specific embodiment
Below in conjunction with attached drawing, the utility model is specifically introduced, so as to this reality of those skilled in the art's accurate understanding
With novel technical solution.
Axial, circumferential direction and radial direction as described herein are reference with rotor 1, take the rotation direction of rotor 1 as circumferential, rotor
The extending direction of 1 a certain diameter is radial, is axial with the extending direction of the shaft of rotor 1.
Using the use state of jiggering tooling as reference above and below as described herein, in use, the direction perpendicular to ground is upper
Lower direction.When jiggering tooling is in use state, the axial direction of rotor 1 is in horizontal plane substantially parallel to the ground, rotor 1
End face is in and is approximately perpendicular in the vertical plane on ground.
As described herein first, second equal words are more than two components in order to distinguish same or like structure, or
Same or similar more than two structures, do not indicate the particular determination to sequence.
It is as described herein it is several be that exponential quantity is uncertain multiple, usually indicate three or more.
As shown in Figure 1, this programme is related to pin hole centralising device (the hereinafter letter of the locking pin and rotor of a kind of jiggering tooling
Claim centralising device), wherein rotor 1 has several pin holes 2 of circumferentially-spaced distribution, and jiggering tooling includes drive cylinder 3 and carrying
The bracket 4 of drive cylinder 3, the piston rod of drive cylinder 3 are equipped with locking pin 5, and drive cylinder 3 passes through the locking pin 5 and rotor 1
Lock after 2 centering of pin hole of one of locking, realizes the connection of drive cylinder 3 and rotor 1, and then in drive cylinder 3
It drives lower driving rotor 1 to rotate, to change the position of wheel hub, realizes the installation and maintenance of blade.
As shown in Figure 1, jiggering tooling includes multiple driving units, each driving unit includes drive cylinder 3 and carrying
The bracket 4 of the drive cylinder 3 is fitted with the centralising device of this programme on each bracket 4, real by the pin hole 2 on rotor 1
The centering of existing locking pin 5 and the pin hole 2 of locking.
As shown in Fig. 2-Fig. 7, the centralising device of this programme includes the first sensor 6 and the second sensing for being installed on bracket 4
There is the pin hole 2 of the locking for installing locking pin 5 in the multiple pin holes 2 for being set to rotor 1 in device 7, there is also as this
The pin hole 2 of the centering of the reference of scheme centralising device, (i.e. with the same locking pin 5 for locking pin 5 specific for one
For reference), the pin hole 2 of centering is spaced apart in the circumferential with the pin hole 2 of locking and circumferential distance between the two determines,
There is scheduled circumferential distance, both the pin hole that can be spaced between the two 2 number confirmations are in circumferential relative position.It is elected
After the pin hole 2 of lock admittedly, corresponding centering is also determined that with pin hole 2.
In use, a virtual test point can be chosen respectively (i.e. in the interior outer to middle one of pin hole 2
Untrue can exist, merely to calibration the location of first sensor 6 and the transmitting signal of second sensor 7), that is, exist
A test point is chosen on the interior edge of the pin hole 2 of centering, chooses a test point in the outer to middle pin hole 2, or
It says, two test points are only that cut-off rule, two test points mutually adjoin in other words for boundary with the camber line where the edge of pin hole 2, two
Radial distance between person is only the thickness of an edge line；The relative position of first sensor 6 and second sensor 7 and this
The relative position of two test points is consistent, and is respectively facing the two test points transmitting signal, when first sensor 6 and the
When only one in two sensors 7 has reflection signal, illustrate that first sensor 6 and second sensor 7 move to and respective detection
The corresponding position of point, i.e. bracket 4 and its drive cylinder 3 carried, the piston rod of drive cylinder 3 and locking pin 5 arrive
Up to the position to match with rotor 1, the at this time lucky centering of pin hole 2 of locking pin 5 and locking.
Since the test point that first sensor 6 and second sensor 7 are respectively facing the outer in pin hole 2 emits signal,
Therefore the position of first sensor 6 and second sensor 7 be also required to it is corresponding with respective test point.In the present embodiment, first is passed
Sensor 6 is used to detect the test point (test point i.e. towards outer emits signal) of outer, and second sensor 7 is for detecting interior edge
Test point (i.e. towards interior edge test point emit signal)；When first sensor 6 has reflection signal, second sensor 7 without anti-
When penetrating signal, the first sensor 6 for illustrating at this time is in position corresponding with the test point of outer, second sensor 7 is in
Position corresponding with the test point on interior edge, on this basis, it is possible to determine that the lucky centering of pin hole 2 of locking pin 5 and locking,
Locking pin 5 can be installed.
On the one hand, the structure of this programme is simple, and the centering of position can be realized by two sensors.On the other hand,
Only by the presence or absence of reflection signal it may determine that centering, high-efficient.Furthermore choose two points for being exactly in interior edge and outer
As test point, the camber line where the two test points using the edge of pin hole 2 is as boundary, even if deviateing the edge pole of pin hole 2
Small distance can be also sensed；That is, and if only if two sensors, position corresponding with two test points is only pair respectively
In position, it is this by line demarcate in a manner of greatly improve the precision of centering.
As shown in Figure 1, the center of circle of each pin hole 2 may be at same circumference, from front projection view, the circumference and each
The intersection point at the edge of pin hole 2 forms reference point, crosses the tangent line that the reference point does above-mentioned circumference, above-mentioned inspection is chosen on the tangent line
Measuring point.
As referring to test point is chosen, then the position of first sensor 6 and second sensor 7 is set, can be improved
" synchronism " of the pin hole 2 of the pin hole 2 and centering of locking, that is to say, that when first sensor 6 and second sensor 7 with
When the pin hole 2 of centering is corresponding, the accurately centering of pin hole 2 of locking pin 5 " synchronously " and locking is substantially not present partially
Difference.
In conjunction with Fig. 1 and Fig. 7, first sensor 6 and second sensor 7 can be laser-correlation sensor, and the two is along centering
The axial of one of pin hole 2 emits laser towards corresponding test point, which, which is used as, emits signal, and with
The reflection laser received is as reflection signal.Or it is used to detect test point, the second sensor of outer with first sensor 6
For 7 test point for detecting interior edge, when first sensor 6 receives reflection signal, (transmitting laser is mapped to rotor 1 and is in pin
Entity part other than hole 2 and reflected), second sensor 7 do not receive reflection signal (transmitting laser inject in pin hole 2 and
Will not be reflected) when, the just centering of pin hole 2 of locking pin 5 and locking.
As shown in Fig. 2-Fig. 6, the edge of bracket 4 is equipped with notch 41, and notch 41 is the matched arc of pin hole 2 with centering
Notch, when 2 centering of pin hole of locking pin 5 and locking, notch 41 just with 2 centering of the pin hole of centering, as shown in Figure 1.
The centralising device of this programme can realize installation and detection by the notch 41.Specifically, the centering of this programme
Device can also include the sensor mount 8 being fixedly connected with bracket 4, and sensor mount 8 has to be passed for installing first
The mounting portion of sensor 6 and second sensor 7, the mounting portion stretch out notch 41 and corresponding with the pin hole of centering 2, to position the
One sensor 6 and second sensor 7 are placed in position corresponding with the test point of interior outer.
When first sensor 6 and second sensor 7 are laser-correlation sensors, the transmitting laser of the two is in transmission path
On the interior edge or outer of the pin hole 2 of centering are reached via the notch 41 of bracket 4, i.e., make bracket using 41 structure of notch
4 will not influence the transmitting and transmitting of laser, will not influence the sense of first sensor 6 and second sensor 7 for reflection light
It answers.
As shown in fig. 7, sensor mount 8 includes the mounting base 81 of slab construction and the first installation of L-shaped setting
Plate 82 and the second mounting plate 83, one end of mounting base 81 are fixedly connected with bracket 4, the first mounting plate 82 and the second mounting plate 83
It is installed on the other end of mounting base 81 with respective side plate, and mounting portion is formed with respective another side plate.
Wherein, first sensor 6 and second sensor 7 can arrange up and down, side by side up and down can specifically arrange, first
In sensor 6 and second sensor 7, one is hung on another side plate of the first mounting plate 82, and another one is supported in the second installation
Another side plate of plate 83.In the present embodiment, by taking the first mounting plate 82 is in top, the second mounting plate 83 is below as an example,
Then for the first mounting plate 82 for hanging first sensor 6, the second mounting plate 83 is used to support second sensor 7；At this point, the first peace
Loading board 82 is in the top of first sensor 6, and the second mounting plate 83 is in the lower section of second sensor 7, first sensor 6 and
Two sensors 7 are positioned between the first mounting plate 82 and the second mounting plate 83.
It is understood that first sensor 6 and the arrangement of about 7 second sensor refer to substantially cloth in the up-down direction
It sets, but does not limit strictly in above-below direction, be not in other words that both values are vertically arranged, be interpreted as the first sensing herein
One of device 6 and second sensor 7 are in upper another one under, but the two can be not on same vertical line.
The locking pin of jiggering tooling provided to the utility model and the pin hole centralising device of rotor have carried out in detail above
It introduces.Specific case used herein is expounded the principles of the present invention and embodiment, above embodiments
Illustrate the core concept for being merely used to help understand the utility model.It should be pointed out that for the ordinary skill people of the art
For member, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model, this
A little improvement and modification are also fallen into the protection scope of the utility model claims.
Claims (7)
1. the locking pin of jiggering tooling and the pin hole centralising device of rotor, the rotor (1) has the several of circumferentially-spaced distribution
Pin hole (2), the jiggering tooling include the bracket (4) of drive cylinder (3) and the carrying drive cylinder (3), the driving oil
The piston rod of cylinder (3) is equipped with the locking pin (5), which is characterized in that the pin hole centralising device includes being installed on the bracket
(4) first sensor (6) and second sensor (7), when the first sensor (6) and the second sensor (7) difference
Towards centering one of them pin hole (2) interior outer transmitting signal and only one have reflection signal when, the locking
Sell the pin hole (2) centering of (5) and locking.
2. the locking pin of jiggering tooling as described in claim 1 and the pin hole centralising device of rotor, which is characterized in that each described
The center of circle of pin hole (2) is in same circumference, and the intersection point of the circumference and the edge of each pin hole (2) forms reference point, crosses institute
State the tangent line that reference point does the circumference, when centering, the transmitting letter of the first sensor (6) and the second sensor (7)
Number intersect with the tangent line, and intersection point is respectively at the inner side and outer side of the reference point.
3. the locking pin of jiggering tooling as described in claim 1 and the pin hole centralising device of rotor, which is characterized in that further include
The sensor mount (8) being fixedly connected with the bracket (4), the sensor mount (8) have for installing described the
The mounting portion of one sensor (6) and the second sensor (7).
4. the locking pin of jiggering tooling as claimed in claim 3 and the pin hole centralising device of rotor, which is characterized in that the branch
The edge of frame (4) is equipped with notch (41), and the notch (41) is one of them matched arc of the pin hole (2) with centering
Notch, the mounting portion stretch out the notch (41) and corresponding with the pin hole (2), to position the first sensor (6)
With the second sensor (7) in position corresponding with the interior outer of the pin hole (2).
5. the locking pin of jiggering tooling as claimed in claim 3 and the pin hole centralising device of rotor, which is characterized in that the biography
Sensor mounting rack (8) includes the first mounting plate (82) and the second mounting plate of the mounting base (81) of slab construction, L-shaped setting
(83), one end of the mounting base (81) is fixedly connected with the bracket (4), first mounting plate (82) and described second
Mounting plate (83) is installed on the other end of the mounting base (81) with respective side plate, and is formed with respective another side plate
The mounting portion.
6. the locking pin of jiggering tooling as claimed in claim 5 and the pin hole centralising device of rotor, which is characterized in that described
One sensor (6) and the second sensor (7) are arranged up and down, the first sensor (6) and the second sensor (7)
In, one is hung on another side plate of first mounting plate (82), and another one is supported in the another of second mounting plate (83)
Side plate.
7. the locking pin of jiggering tooling as claimed in any one of claims 1 to 6 and the pin hole centralising device of rotor, feature exist
In, the first sensor (6) and the second sensor (7) be laser-correlation sensor, the two along centering wherein one
The axial transmitting laser of a pin hole (2), and using laser as transmitting signal and reflection signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821196943.6U CN208496874U (en) | 2018-07-26 | 2018-07-26 | The locking pin of jiggering tooling and the pin hole centralising device of rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821196943.6U CN208496874U (en) | 2018-07-26 | 2018-07-26 | The locking pin of jiggering tooling and the pin hole centralising device of rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208496874U true CN208496874U (en) | 2019-02-15 |
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ID=65290476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821196943.6U Active CN208496874U (en) | 2018-07-26 | 2018-07-26 | The locking pin of jiggering tooling and the pin hole centralising device of rotor |
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| Country | Link |
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| CN (1) | CN208496874U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256593A (en) * | 2020-03-16 | 2020-06-09 | 江苏理工学院 | Bearing frame detection device |
| CN112378334A (en) * | 2020-10-29 | 2021-02-19 | 三一重能有限公司 | Pin hole centering automatic detection device and pin hole reference line manufacturing device |
| CN113294301A (en) * | 2021-06-30 | 2021-08-24 | 上海电气风电集团股份有限公司 | Wind wheel locking system, wind generating set, mounting method and alignment method |
-
2018
- 2018-07-26 CN CN201821196943.6U patent/CN208496874U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111256593A (en) * | 2020-03-16 | 2020-06-09 | 江苏理工学院 | Bearing frame detection device |
| CN112378334A (en) * | 2020-10-29 | 2021-02-19 | 三一重能有限公司 | Pin hole centering automatic detection device and pin hole reference line manufacturing device |
| CN113294301A (en) * | 2021-06-30 | 2021-08-24 | 上海电气风电集团股份有限公司 | Wind wheel locking system, wind generating set, mounting method and alignment method |
| CN113294301B (en) * | 2021-06-30 | 2022-12-02 | 上海电气风电集团股份有限公司 | Wind wheel locking system, wind generating set, mounting method and alignment method |
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