CN209259476U - Guide device - Google Patents

Abstract

The utility model provides a kind of guide device.The guide device includes: pilot pin, and pilot pin successively includes threaded portion, positioning region, the first support portion and the second support portion from the first end of its length direction towards second end, and the first support portion relative positioning portion is radially retracted and forms step difference；Guide sleeve, guide sleeve includes wide diameter portion and base portion, wide diameter portion and base portion have the inner cavity to communicate with each other, wide diameter portion can be set on the first support portion and the inner surface of wide diameter portion is contacted with the periphery of the first support portion, wide diameter portion can contact with the inner wall line to correcting hole, point contact or face contact, and base portion can be set on the second support portion and the inner surface of base portion is contacted with the periphery of the second support portion.Guide device according to the present utility model can be realized the correcting centering to correcting part, and has many advantages, such as to be easily installed, be readily disassembled and easy to operate and safe.

Description

Guide device

Technical field

The utility model relates to technical field of wind power generation, lift more particularly, to one kind for wind power generating set Guide device.

Background technique

In wind power generating set hoisting process, the correcting section of traditional guide device with pass through to correcting hole between Face contact realizes correcting, and be generally only applicable to horizontal flange (for example, tower flanges, pylon and cabin flange) face it Between correcting centering.However, in wind power generating set lifting, such as cabin and generator flange, generator and impeller flange, There is certain angle in the flange face and horizontal plane of impeller and blade flange etc..Moreover, in hoisting process, these flange faces Angle be difficult to control.Therefore, if using traditional guide device, each other due to the correcting section of guide device and to correcting hole Face contact, so being difficult to carry out centering correcting.Even if originally realizing centering correcting, due to the weight to correcting part itself hung The reasons such as power, the control stability of suspension hook usually then will lead to flange hole dislocation, and then guide device caused to be difficult to be taken Out, it even needs to be drawn off by way of destroying guide device when serious.In this way, be not only difficult to guarantee lifting quality, But also time-consuming and laborious, reduction lifting efficiency, even result in serious safety accident.

Utility model content

In order to solve the above-mentioned technical problem, the utility model provides a kind of guide device, which realizes flange face Correcting centering, and have many advantages, such as to be easily installed, be readily disassembled.

One side according to the present utility model provides a kind of guide device, which includes: pilot pin, pilot pin From the first end of its length direction towards second end successively include threaded portion, positioning region, the first support portion and the second support portion, One support portion relative positioning portion is radially retracted and forms step difference；Guide sleeve, guide sleeve include wide diameter portion and base portion, expanding Portion and base portion have an inner cavity to communicate with each other, and wide diameter portion can be set on the first support portion and the inner surface of wide diameter portion and the The periphery of one support portion contacts, wide diameter portion can be contacted with the inner wall line to correcting hole, point contact or face contact, base portion can It is set on the second support portion and the inner surface of base portion is contacted with the periphery of the second support portion.

Exemplary embodiment according to the present utility model, the second support portion can be radially retracted and shape with respect to the first support portion At step difference, radial step difference can be formed between wide diameter portion and the inner surface of base portion, the outer profile of wide diameter portion in longitudinal section It can be domed or trapezoidal.

The second end of exemplary embodiment according to the present utility model, diameter towards the pilot pin of the first support portion can be gradually Become smaller.

Exemplary embodiment according to the present utility model, wide diameter portion may include be uniformly distributed along the circumferential direction of guide sleeve and that This at least two correcting valve separated, the outer profile of correcting valve can be domed or trapezoidal in longitudinal section.

Exemplary embodiment according to the present utility model, base portion can be removably installed in the second support portion.

Exemplary embodiment according to the present utility model, base portion can be formed with internal screw thread, and the second support portion can be accordingly It is formed with external screw thread.

Exemplary embodiment according to the present utility model, the outer diameter of base portion can be greater than the outer diameter of wide diameter portion.

Exemplary embodiment according to the present utility model, guide sleeve may also include linear drives, and linear drives can connect It is connected to base portion, to base portion applied force.

Exemplary embodiment according to the present utility model, linear drives may include hydraulic nut, and hydraulic nut can screw thread It is connected to the second support portion, hydraulic nut is circumferentially arranged at least two hydraulic stems, one end of hydraulic stem and the end of base portion Face connection, the other end of hydraulic stem are connected to the cylinder body in hydraulic nut.

Exemplary embodiment according to the present utility model, the diameter of positioning region are greater than the diameter of threaded portion.

Exemplary embodiment according to the present utility model, pilot pin further include force application means service portion, force application means effect The second end of pilot pin is arranged in portion, to apply torque to pilot pin.

Guide device according to the present utility model can be realized the correcting to correcting part to neutralization angle adjustment, and be convenient for Installation and removal, so as to improve lifting efficiency and quality.

In addition, guide device according to the present utility model also has, structure is simple, production cost is low, easy to operate and safe The advantages that.

Detailed description of the invention

The exemplary embodiment of the utility model is described in detail with reference to the accompanying drawing, the utility model above and Other features and advantage will become clearer, in attached drawing:

Fig. 1 is the structural schematic diagram of the guide device of the first exemplary embodiment according to the present utility model；

Fig. 2 is the schematic diagram of the pilot pin of guide device shown in Fig. 1；

Fig. 3 is the schematic diagram of the guide sleeve of guide device shown in Fig. 1；

Fig. 4 to Fig. 9 is the guide device realization first flange for showing the first exemplary embodiment according to the present utility model The operation chart that correcting with second flange is docked；

Figure 10 is the schematic diagram of the pilot pin of the guide device of the second exemplary embodiment according to the present utility model；

Figure 11 is the schematic diagram of the guide sleeve of the guide device of the second exemplary embodiment according to the present utility model；

Figure 12 to Figure 16 is guide device the first method of realization for showing the second exemplary embodiment according to the present utility model The operation chart that blue and second flange correcting is docked；

Figure 17 is the structural schematic diagram of the guide device of third exemplary embodiment according to the present utility model；

Figure 18 is the schematic diagram of the guide sleeve of guide device shown in Figure 17；

Figure 19 to Figure 24 is guide device the first method of realization for showing third exemplary embodiment according to the present utility model The operation chart that blue and second flange correcting is docked.

Drawing reference numeral explanation:

1: first flange；2: second flange；3: bolt；10,10 ', 10 ": guide device；100,100 ', 100 ": correcting Set；101: wide diameter portion；102,102 ': base portion；102 ": linear drives；103,103 ': through-hole；112: hydraulic stem；113: liquid Press nut；114: hydraulic pump；115: hydraulic quick coupling；116: cylinder body；117: oil pipe；200,200 ': pilot pin；201: screw thread Portion；202: positioning region；203: the first support portions；204, the 204 ': the second support portion；205: force application means service portion.

Specific embodiment

Now with reference to attached drawing a more complete description the embodiments of the present invention, the utility model is shown in the attached drawings Exemplary embodiment.In the accompanying drawings, for the sake of clarity, can amplifier module shape, size etc..Wherein, identical label Always show identical component.

It will be applied to two components in wind power generating set below with the guide device of embodiment according to the present utility model Flange correcting centering for be described, but the guide device of embodiment according to the present utility model using without being limited thereto, It can also be applied to according to the actual situation other and need to realize the workpiece with hole of correcting centering.

Referring to Fig.1, the guide device 10 of exemplary embodiment according to the present utility model may include pilot pin 200 and correcting Set 100, guide sleeve 100 is removably set in the periphery of pilot pin 200.

As an example, the flange of two components can be described as first flange 1 and second flange 2 in wind power generating set, therefore, For the ease of realizing the correcting centering of first flange 1 and second flange 2, pilot pin 200 can be in the form of a column, can be accommodated in the In one flange 1 and the flange hole (that is, to correcting hole) of second flange 2.The flange hole of first flange 1 and second flange 2 is usually Round hole, it is preferable that pilot pin 200 on the whole can be cylindrical, is matched with the shape with flange hole.

Pilot pin 200 from the first end of its length direction successively may include towards second end threaded portion 201, positioning region 202, First support portion 203 and the second support portion 204,203 relative positioning portion 202 of the first support portion are radially retracted and form step Difference.Guide sleeve 100 may include wide diameter portion 101 and base portion 102, wide diameter portion 101 and base portion 102 can have communicate with each other it is interior Chamber, wide diameter portion 101 can be set on the first support portion 203 and the periphery of the inner surface of wide diameter portion 101 and the first support portion 203 Contact, wide diameter portion 101 can contact with the inner wall line to correcting hole, point contact or face contact, and base portion 102 can be set in the On two support portions 204 and the inner surface of base portion 102 is contacted with the periphery of the second support portion 204 of pilot pin 200.Here, bottom Portions 102 are removably installed in the second support portion 204.

Under original state when guide sleeve 100 is not installed on pilot pin 200, the diameter of wide diameter portion 101 is smaller, visually Tightening state is in for wide diameter portion 101；When wide diameter portion 101 is mounted on pilot pin 200, the outer diameter of wide diameter portion 101 with It is become larger on its periphery for being set to the first support portion 203 from the second end of pilot pin 200 towards first end, until wide diameter portion 101 maximum outside diameter reaches maximum value, can be considered that wide diameter portion 101 is in softened state so that guide sleeve 100 with to correcting The contact of inner wall line, point contact or the face contact in hole.

Describe the guide device of multiple exemplary embodiments according to the present utility model in detail below with reference to accompanying drawings.

Referring to figs. 1 to Fig. 3, in the guide device 10 of the first exemplary embodiment according to the present utility model, threaded portion 201 be located at pilot pin 200 length direction first end, in order to threaded portion 201 as with first flange 1 and second flange 2 In one (for example, first flange 1) flange hole screw screw part, to assist the installation in advance of guide device 10 and fixed In first flange 1.As an example, the length of threaded portion 201 may be configured as the diameter of the flange hole of first flange 1 about 1.5 times, to ensure the steadily installation in advance of pilot pin 200 and be fixed in the flange hole.

The diameter of positioning region 202 is slightly larger than the diameter of threaded portion 201, to ensure that pilot pin 200 is being screwed into first completely After in the flange hole of flange 1, the shaft shoulder can be withstood on the flange face of first flange 1, to install by pilot pin 200 to the first method Play the role of auxiliary positioning when the flange hole of orchid 1, and the installation of pilot pin 200 can also be further ensured that first flange 1 Stability.Length of the positioning region 202 on the length direction of pilot pin 200 can according to the thickness of second flange 2 and reasonably It chooses, it is preferable that the length of positioning region 202 is less than the thickness of second flange 2, so that the first support portion 203 can be accommodated in Second flange 2 in correcting hole, cooperated with guide sleeve 100 to realize the correcting centering between two flanges.

First support portion 203 is separated by preset space length with threaded portion 201 in the longitudinal direction, and guarantee is set in the first support portion Guide sleeve 100 on 203 can be still exposed to outside in the guide device 10 installation to first flange 1 in advance, and then can It is accommodated in the flange hole (that is, to correcting hole) of second flange 2 to execute correcting function.

The second end of diameter towards the pilot pin 200 of first support portion 203 gradually becomes smaller, in order to which guide sleeve 100 is from leading The second end of positive pin 200 is mounted on the periphery of the first support portion 203 towards first end.First support portion 203 can be tapered, The size of taper can be calculated according to wide diameter portion 101 and be determined, to ensure wide diameter portion 101 in complete installation to the first support portion 203 After going up, the maximum outside diameter of wide diameter portion 101 reaches maximum value (maximum value and the diameter to correcting hole are essentially identical), and is inciting somebody to action After wide diameter portion 101 is partially removed from the first support portion 203 or removed completely, the maximum outside diameter of wide diameter portion 101 is less than wait lead The diameter in positive hole, to easily disassemble guide sleeve 100 from pilot pin 200.In order to further facilitate guide sleeve 100 It is disassembled on installation to pilot pin 200 or from pilot pin 200, the outer peripheral surface of the first support portion 203 can be set as smooth surface.

Second support portion 204 is radially retracted with respect to the first support portion 203 and forms step difference, wide diameter portion 101 and pedestal Radial step difference is formed between the inner surface in portion 102, the outer profile of wide diameter portion 101 is domed or trapezoidal in longitudinal section, so as to It is located in and leads when guide sleeve 100 is mounted on the periphery of the first support portion 203 from the second end of pilot pin 200 towards first end In positive pin 200, wide diameter portion 101 is enable to contact with the inner wall line to correcting hole, point contact or face contact.Second support portion 204 Length on the length direction of pilot pin 200 can be determined according to the length of guide sleeve 100 in its axial direction, to ensure correcting Set 100 can be fully mounted on pilot pin 200 or completely from pilot pin 200 and screwing to be back-outed.

In order to realize good correcting effect, wide diameter portion 101 can be made using the higher material of hardness.For example, wide diameter portion 101 can be made using materials such as high-speed steel, wolfram steel, hard alloy.However, the embodiments of the present invention are without being limited thereto, it can also The hardness of wide diameter portion 101 is improved by surface treatment mode, for example, wide diameter portion can be improved by quenching, nitrogen treatment etc. 101 hardness.

Wide diameter portion 101 may include being uniformly distributed along the circumferential direction of guide sleeve 100 and at least two correctings valve separated from each other, And the outer profile of correcting valve is domed or trapezoidal in longitudinal section.Preferably, wide diameter portion 101 may include three or more Correcting valve.For the ease of wide diameter portion 101 is mounted on the first support portion 203 of pilot pin 200 to play the role of correcting, in cross In section, correcting valve crosses inner space and the inner space can be cylindrical, and the inner surface of correcting valve can be smooth Surface.In addition, the outer profile that multiple correcting valves surround can be in rough ball-type, to realize the function to the angle adjustment of flange.

The distance between correcting valve relative to each other along the radial direction of guide sleeve 100 is (for example, between the highest salient point of correcting valve Distance) maximum outside diameter that can be considered wide diameter portion 101, when wide diameter portion 101 to be mounted on pilot pin 200, with wide diameter portion 101 are set on the periphery of the first support portion 203 from the second end of pilot pin 200 towards first end, the correcting valve quilt of wide diameter portion 101 It is strutted between first support portion 203 of pilot pin 200, so that the outer diameter of wide diameter portion 101 becomes larger, until maximum outside diameter increases To maximum value.The maximum value is equal to or slightly less than diameter to correcting hole, to ensure the same of first flange 1 and second flange 2 Heart degree.It should be noted that ideally, when the maximum outside diameter of wide diameter portion 101 is equal to when the diameter of correcting hole, lead Plus effect is best；In the actual production process, to the extent permitted by the error, most to the diameter of correcting hole and wide diameter portion 101 Lesser predetermined difference value may be present between big outer diameter, for example, the predetermined difference value is within 0.5mm, thus not influencing correcting effect Guide sleeve 100 is realized under the premise of fruit and to the transition fit or clearance fit between the inner wall of correcting hole.

Pilot pin 200 may also include force application means service portion 205, and force application means service portion 205 may be provided at pilot pin 200 Second end, with to 200 applied force of pilot pin.Force application means service portion 205 includes for supplying such as open-end wrench, box spanner Deng tool clamping or the plane that is arranged.For example, force application means service portion 205 can be by processing pilot pin 200 using milling cutter Part forms.As an example, the outer profile of base portion 102 can be in polygon in cross-section, for example, can be in such as regular hexagon Regular polygon, so that the force application means of open-end wrench, box spanner etc. act on this, thus to pilot pin 200 apply Torque.However, the embodiments of the present invention are without being limited thereto, force application means service portion 205 can also be realized in other forms, For example, force application means service portion 205 can be formed in such as hexagon ring in the end surfaces of the second end of pilot pin 200 Hole, so that the force application means of allen wrench etc. act on this, to apply torque to pilot pin 200.

Base portion 102 can be formed with internal screw thread, and the second support portion 204 can accordingly be formed with external screw thread.Specifically, it is formed Inner hole 103 in the base portion 102 of guide device 10 can be threaded hole.As an example, base portion 102 in cross-section is outer Profile can be in polygon, for example, can in the regular polygon of regular hexagon or regular quadrangle etc., for such as open-end wrench, The force application means of box spanner etc. act on this, to apply torque to guide sleeve 100, by the installation of guide sleeve 100 to correcting It is disassembled on pin 200 or from pilot pin 200.In the present example embodiment, the circumscribed circle diameter of base portion 102 should be less than The maximum outside diameter of wide diameter portion 101, to ensure that second flange 2 can pass freely through base portion 102.

Leading using the first exemplary embodiment according to the present utility model is described in detail below with reference to Fig. 4 to Fig. 9 Equipment realizes the process of two flange correctings docking.The first flange 1 and second method in a vertical state with its flange face below Correcting docking operation between orchid 2.However, the utility model is without being limited thereto, can also realize in various states (for example, each other In predetermined angular, horizontality etc.) under two flanges between correcting.

Referring to Fig. 4, firstly, guide sleeve 100 can be installed to pilot pin 200.It twists or utilizes all for example, can apply manually As the force application means of open-end wrench, box spanner etc. act on base portion 102 to screw (for example, rotating arrow shown in Fig. 4 Head is applied stubborn clockwise), the first support portion 203 for driving guide sleeve 100 towards pilot pin 200 moves (for example, along shown in Fig. 4 Horizontal arrow move downward), so that the installation of guide sleeve 100 is needed the expansion for ensuring guide sleeve 100 on pilot pin 200 herein Diameter portion 101 is in softened state.Apply twist during, the outer diameter of the wide diameter portion 101 of guide sleeve 100 is as it is from pilot pin 200 second end is set to towards first end on the periphery of the first support portion 203 and is become larger, until the maximum of wide diameter portion 101 Outer diameter becomes larger to essentially identical with the flange aperture of second flange 2.In order to reduce friction, install by guide sleeve 100 to correcting Before on pin 200, it can be smeared on the surface that guide sleeve 100 will be in contact with each other with pilot pin 200 a certain amount of for reducing The substance of friction, for example, lubricating oil or solid lubrication cream (for example, molybdenum disulfide cup grease).In addition, in order to reduce to flange It is damaged caused by hole, the substance as described above for reducing friction can also be smeared in the periphery of the wide diameter portion 101 of guide sleeve 100.

Referring to Fig. 5, the pilot pin 200 for being equipped with guide sleeve 100 is installed into the flange hole of first flange 1.For example, hand Dynamic apply is twisted or to act on force application means service portion 205 stubborn to apply using the force application means of open-end wrench, box spanner etc. (for example, the rotation arrows shown in Fig. 5 apply clockwise stubborn), drives the pilot pin 200 towards first for being equipped with guide sleeve 100 Flange hole (for the threaded hole) movement (for example, the horizontal arrow shown in Fig. 5 moves downward) of flange 1, thus by pilot pin 200 threaded portion 201 screws in the flange hole of first flange 1, until the shaft shoulder of the positioning region 202 of pilot pin 200 fits in the On the flange face of one flange 1, guide device 10 is realized to the preparatory installation of first flange 1 and is fixed.

Then, referring to Fig. 6, second flange 2 is installed.By second flange 2 to correcting hole (for example, unthreaded hole) from pilot pin 200 formation has the second end of force application means service portion 205 to penetrate, and passes sequentially through force application means service portion 205, second Support part 204, the first support portion 203 and positioning region 202, until the flange face of second flange 2 and the flange face of first flange 1 are each other The correcting centering of first flange 1 and second flange 2 is completed in fitting.Even if second flange 2 is during passing through pilot pin 200 Its flange face is not parallel to the flange face (for example, there is certain tilt angle therebetween) of first flange 1, in second flange 2 when passing through wide diameter portion 101, since wide diameter portion 101 is whole domed or trapezoidal in outer profile in ball-type, longitudinal section, second Flange 2 adjusts tilt angle of its flange face relative to the flange face of first flange 1 as it slides into around wide diameter portion 101, most Afterwards but also the flange face of second flange 2 and the flange face of first flange 1 are parallel to each other.Therefore, using the present exemplary embodiment Guide device 10 can also be achieved flange angle adjustment technical effect.

For the flange for two components that wind power generating set needs to connect, generally require using one to two root Carry out the selected specific flange hole in preparatory correcting flange according to the guide device of the utility model.Preferably, two be can be used Guide device carrys out two flange holes that preparatory correcting is in 180 degree angular position in the horizontal direction, to obtain excellent assembling matter Amount.

After the flange face of first flange 1 and second flange 2 is bonded each other, other flange holes on mountable two flange Bolt 3.

After bolt 3 to other flange holes all installs, the disassembling section of guide device 10 is executed.It below will ginseng The disassembling section of guide device 10 is described according to Fig. 7 and Fig. 8.

Firstly, as shown in fig. 7, guide sleeve 100 can be disassembled from pilot pin 200.It twists or makes for example, applying manually It is applied with the base portion 102 that the force application means of open-end wrench, box spanner etc. act on guide sleeve 100 stubborn (for example, along Fig. 7 Shown in rotation arrows apply counterclockwise it is stubborn), drive guide sleeve 100 towards pilot pin 200 the second end motion (for example, along Fig. 7 Shown in horizontal arrow move right), until guide sleeve 100 is disassembled from pilot pin 200.

Then, as shown in Figure 8, pilot pin 200 can be removed from flange.It twists or for example, can apply manually using all The force application means of such as open-end wrench, box spanner act on the force application means service portion 205 of pilot pin 200 (for example, along Fig. 8 Shown in rotation arrows apply counterclockwise it is stubborn), drive pilot pin 200 movement (for example, to the right along horizontal arrow shown in fig. 8 Movement), until pilot pin 200 is back-outed completely from the flange hole of first flange 1 and second flange 2.

During dismantling guide device 10, if causing some pole slight damages to the anti-corrosion of the inner wall of flange hole, After the taking-up of guide device 10, anti-corrosion reparation is carried out to the corresponding portion of the inner wall of flange hole.Therefore, practical new using this The guide device 10 of type can solve the problems, such as that the correcting stick of the prior art is existing and take out difficult and cause because taking out difficulty Safety problem, to improve installation effectiveness and safety.

Referring to Fig. 9, after taking apart guide device 10, by the installation of bolt 3 into corresponding flange hole, to complete The assembly of first flange 1 and second flange 2.

When guide device 10 described above using the present exemplary embodiment carries out the operation of correcting docking, guide sleeve 100 are pre-installed on pilot pin 200, will then be equipped in the installation to first flange 1 of pilot pin 200 of guide sleeve 100, but The embodiments of the present invention are without being limited thereto, thus it is possible to vary the sequence of aforesaid operations.For example, first pilot pin 200 can be installed To first flange 1, then guide sleeve 100 is installed to pilot pin 200.In addition, though described above is in disassembly correcting Guide sleeve 100 is disassembled first from pilot pin 200 during device 10, then dismantles pilot pin 200, but this is practical Novel embodiment is without being limited thereto, also can change aforesaid operations.For example, first guide sleeve 100 can be screwed to its outer profile The inner wall of the flange hole of second flange 2 is left completely, then disassembles the pilot pin 200 with guide sleeve 100.Therefore, The installation and removal operation of the guide device 10 of the above exemplary embodiments is unrestricted, can be clever according to practical situations It uses livingly.

In the first exemplary embodiment above, guide sleeve 100 is installed to pilot pin 200 by applying torque or It is disassembled from pilot pin 200, however, the embodiments of the present invention are without being limited thereto, other modes can also be used to realize The installation of guide sleeve 100 is disassembled to pilot pin 200 or from pilot pin 200.Root is described below with reference to Figure 10 to Figure 16 According to the guide device 10 ' of second exemplary embodiment of the utility model, in order to more concise, will omit herein and above the The description of the identical component of component of the guide device 10 of one exemplary embodiment.

Referring to Fig.1 0 to Figure 11, it is exemplary according to second unlike the guide device 10 of the first exemplary embodiment The inner hole 103 ' of the base portion 102 ' of guide sleeve 100 ' in the guide device 10 ' of embodiment is formed as unthreaded hole, is adapted therewith Ground, the second support portion 204 ' of pilot pin 200 ' are formed as the column of smooth outer surface (that is, not having external screw thread).Therefore, may be used Under guide sleeve 100 ' is installed to pilot pin 200 ' or is dismantled from pilot pin 200 ' and applying thrust to base portion 102 ' Come.

According to the second exemplary embodiment, in cross-section, the outer profile of base portion 102 ' is not particularly limited, for example, There can be shape similar with the shape of base portion 102 of the first exemplary embodiment described above.With it is practical new according to this Unlike base portion 102 in first exemplary embodiment of type, the circumscribed circle diameter of base portion 102 ' is greater than wide diameter portion 101 Diameter, consequently facilitating applying thrust to execute the installation and removal of guide sleeve 100 '.

It is described in detail below with reference to Figure 12 to Figure 16 using the second exemplary embodiment according to the present utility model Guide device come realize two flange correctings docking process.In the following description, in order to more concise, it will omit and join above Identical operation is operated according to the installation and removal of the guide device of the first exemplary embodiment according to Fig. 4 to Fig. 9 description.

Referring to Fig.1 2, firstly, can will be in the installation to first flange 1 of pilot pin 200 '.It twists or utilizes for example, can apply manually It is stubborn (for example, along Figure 12 to apply that the force application means of open-end wrench, box spanner etc. act on force application means service portion 205 Shown in rotation arrows apply clockwise it is stubborn), drive pilot pin 200 ' towards first flange 1 flange hole move (for example, along Figure 12 Shown in horizontal arrow move downward), to the threaded portion 201 of pilot pin 200 ' be screwed in the flange hole of first flange 1, Until the shaft shoulder of positioning region 202 fits on the flange face of first flange 1, realize that guide device 10 ' is preparatory to first flange 1 It installs and fixed.

3 and Figure 14 referring to Fig.1 then installs second flange 2.By the flange hole (for example, unthreaded hole) of second flange 2 from leading The formation of positive pin 200 ' has the second end of force application means service portion 205 to penetrate, and pass sequentially through force application means service portion 205, Second support portion 204 ', the first support portion 203 and positioning region 202, until the method for the flange face of second flange 2 and first flange 1 Blue face is bonded each other.

Then, guide sleeve 100 ' is installed to pilot pin 200 '.For example, can applying manually or using hammer etc. Power instrumental purpose in base portion 102 ' to apply thrust, to drive first support portion of the guide sleeve 100 ' towards pilot pin 200 ' 203 movements (for example, the horizontal arrow shown in Figure 13 and Figure 14 moves downward), thus by the installation of guide sleeve 100 ' to correcting On pin 200 ', the wide diameter portion 101 for ensuring guide sleeve 100 ' is needed to be in softened state herein.At this point, guide sleeve 100 ' has by it There is the wide diameter portion 101 of substantially ball shape structure to carry out subtle adjustment for second flange 2, so that first flange 1 and the second method Blue 2 centerings.

Preferably, for the ease of subsequent disassembly, guide sleeve 100 ' can be designed such as in pair for completing two flanges In after its base portion 102 ' and second flange 2 flange face surface facing with each other between there are predetermined gap G, in order to such as The external tool (will be described below) of Wedge device is inserted into predetermined gap G to dismantle guide sleeve 100 '.

After the flange face of first flange 1 and second flange 2 is bonded each other, other flange holes on mountable two flange Bolt 3.

After bolt 3 to other flange holes all installs, the second exemplary reality according to the present utility model is executed Apply the disassembling section of the guide device 10 ' of example.The disassembling section of guide device 10 ' is described below with reference to Figure 15 to Figure 16, Arrow in figure shows the direction of motion of guide sleeve 100 ' He pilot pin 200 '.

5 and Figure 16 referring to Fig.1, firstly, can disassemble guide sleeve 100 ' from pilot pin 200 '.For example, can will be all The base portion 102 ' of guide sleeve 100 ' shown in Figure 14 and the flange of second flange 2 are inserted into such as the force application means of Wedge device etc. It in predetermined gap G between face, and exerts a force to the Wedge device, to drive guide sleeve 100 ' second towards pilot pin 200 ' End motion (for example, the horizontal arrow shown in Figure 15 moves right), until by guide sleeve 100 ' gradually from second flange 2 A part is exited in flange hole or is exited completely (as shown in Figure 16).In this operation, in order to avoid destroying the method for flange Blue face can be equipped with protective layer between Wedge device and flange face.For example, such as rubber can be padded between Wedge device and flange face The flexible cover sheet that the materials such as glue, sponge are formed.

As shown in Figure 16, then, pilot pin 200 ' is disassembled from flange.It twists or makes for example, can apply manually With the force application means of open-end wrench, box spanner etc. act on pilot pin 200 ' force application means service portion 205 (for example, The rotation arrows shown in Figure 16 are applied stubborn counterclockwise), drive the movement of pilot pin 200 ' (for example, the level shown in Figure 16 Arrow right movement), until pilot pin 200 ' is back-outed completely from the flange hole of first flange 1 and second flange 2.

After disassembling guide device 10 ', by the installation of bolt 3 into correspondent method flange aperture, to complete first flange 1 With the assembly of second flange 2 (referring back to Fig. 9).

Two guide devices 10 ' that the second exemplary embodiment according to the present utility model can be used execute first flange 1 and second flange 2 correcting centering, however, the utility model is without being limited thereto.With use the first example according to the present utility model Property embodiment two guide devices 10 execute the correcting Middle Phase ratio of first flange 1 and second flange 2, due to according to this is practical The guide device 10 ' of the second novel exemplary embodiment is that pilot pin 200 ' is first pre-installed in first flange during installation 1 and second flange 2 in, then just guide sleeve 100 ' is mounted on pilot pin 200 ' with by 2 correcting of second flange, therefore, Operation difficulty is relatively high.Therefore, it is possible to use a guide device of the first exemplary embodiment according to the present utility model It 10 and is matched according to a guide device 10 ' of the second exemplary embodiment to execute correcting centering, to reduce operation difficulty.

Although the inner hole 103 ' that base portion 102 ' is described in the second exemplary embodiment above be formed as unthreaded hole and Second support portion 204 ' of pilot pin 200 ' is formed as the column of smooth outer surface, but embodiment according to the present utility model is unlimited In this, above-mentioned inner hole 103 ' may be alternatively formed to internal thread hole, and the second support portion 204 ' also could be formed with corresponding outer Screw thread, so that base portion 102 ' and the second support portion 204 ' can be connected through a screw thread and be bonded to each other.

It is all the side by machinery force in first exemplary embodiment and the second exemplary embodiment described above Formula realizes the installation of the guide sleeve 100 and 100 ' of guide device to adjust the outer diameter of guide sleeve 100 and 100 ', however, this is practical Novel embodiment is without being limited thereto.The guide sleeve 100 " of guide device 10 " can also be realized by way of such as hydraulic force Installation to realize the third exemplary embodiment of the adjustment of the outer diameter of guide sleeve 100 ".It is retouched below with reference to Figure 17 to Figure 18 State the guide device 10 " of third exemplary embodiment according to the present utility model.Therefore, it in order to more concise, will omit herein The description of component identical with the component in the guide device 10 and 10 ' of the first exemplary embodiment above.

Guide device 10 " according to third exemplary embodiment further includes linear drives 102 ", linear drives 102 " It is connected to guide sleeve 100 ", with to 100 " applied force of guide sleeve, specifically, linear drives 102 " are connected to base portion 102, to 102 applied force of base portion.Linear drives 102 " include hydraulic nut 113, and hydraulic nut 113 is threadedly coupled to the second support portion 204, hydraulic nut 113 is circumferentially arranged at least two hydraulic stems 112, one end of hydraulic stem 112 and the end face of base portion 102 It connects (for example, can be connected through a screw thread, the form of rivet or weld is fixedly connected), the other end connection of hydraulic stem 112 To the cylinder body 116 being set in hydraulic nut 113.

The quantity of hydraulic stem 112 can be corresponding with the quantity of correcting valve of wide diameter portion 101, and can be according to wide diameter portion 101 size rationally to be set or changed the quantity of correcting valve Yu hydraulic stem 112.Hydraulic pump 114 passes through oil pipe 117 and hydraulic fast Quick coupling 115 is connected to cylinder body 116, with to 100 " applied force of guide sleeve.

The outer profile of hydraulic nut 113 can be in polygon, for example, can be in the regular polygon of such as regular hexagon, for all The force application means of such as open-end wrench, box spanner act on this, to apply torque to hydraulic nut 113 to be screwed simultaneously It is fixed on the second support portion 204 of pilot pin 200.It, can be in hydraulic nut 113 in the circumferential direction along in it according to example It is evenly arranged four hydraulic cylinders 116 week, four hydraulic stems 112 are inserted into respectively in corresponding cylinder body 116, and hydraulic stem 112 exists It can move along a straight line in cylinder body 116, to drive guide sleeve 100 " to move along a straight line.Distinguish the other side of each cylinder body 116 It is provided with one group of hydraulic quick coupling 115, wherein each group of hydraulic quick coupling 115 includes two hydraulic quick couplings 115, One in two hydraulic quick couplings is fuel inlet neck, another is fuel discharge port, to be respectively connected to hydraulic pump 114 Oil inlet and oil outlet.

Entire guide sleeve 100 " builds pressure by oil inlet and releases hydraulic stem 112 and guide sleeve 100 ", will by fuel-displaced pressure release Hydraulic stem 112 and guide sleeve 100 " are withdrawn, so that guide sleeve 100 " is matched with the first support portion 203 of pilot pin 200, To realize the outer diameter increase and reduced purpose of the wide diameter portion 101 of guide sleeve 100, to can realize that guide device 10 " is light and easy The installation and taking-up of act, and realize the correcting centering of flange.

It is described in detail below with reference to Figure 19 to Figure 24 using third exemplary embodiment according to the present utility model Two guide devices come realize two flange correctings docking process.In the following description, in order to more concise, will omit with it is upper Face is described referring to Fig. 4 to Fig. 9 according to the installation and removal operation of the guide device of the first exemplary embodiment and referring to Fig.1 2 Identical operation is operated according to the installation and removal of the guide device of the second exemplary embodiment to Figure 16 description.

Referring to Fig.1 9, firstly, can will be in the installation to first flange 1 of pilot pin 200.Referring to Figure 20, then, the second method is installed Orchid 2.The installation operation of pilot pin 200 can refer to the operation of the installation pilot pin 200 above in conjunction with Figure 12 description, second flange 2 Installation operation can refer to above in conjunction with Figure 13 description second flange 2 installation operation, herein will omit to aforesaid operations Repeated description.

Referring to Figure 21 to Figure 23, guide sleeve 100 " is installed.According to example, guide sleeve 100 " is installed by operations described below: Firstly, pre-fixing guide sleeve 100 " to pilot pin 200, specifically, it can apply manually and twist or utilize such as open-end wrench, set The force application means of barrel spanner etc. act on the outer peripheral surface of hydraulic nut 113 to apply torque (for example, rotating shown in Figure 21 Arrow is applied stubborn clockwise), so that the first support portion 203 for driving guide sleeve 100 " towards pilot pin 200 moves (for example, along figure Horizontal arrow shown in 21 moves downward), so that hydraulic nut 113 to be screwed to the second support portion 204 of pilot pin 200 On, when hydraulic nut 113 is fully threaded on the second support portion 204 of pilot pin 200, stopping is applied stubborn, thus by guide sleeve 100 " It pre-installs and is fixed on pilot pin 200；Then, referring to Figure 23, the hydraulic quick coupling 115 of guide sleeve 100 " is passed through into oil pipe 117 are connected to hydraulic pump 114, build pressure to release hydraulic stem 112 and guide sleeve 100 ", so that the wide diameter portion of guide sleeve 100 " 101 enter the flange hole of second flange 2 along the first support portion 203 of pilot pin 200, the wide diameter portion 101 of guide sleeve 100 " Diameter along pilot pin 200 the first support portion 203 and be gradually increased, until the maximum outside diameter of wide diameter portion 101 increases to and the The diameter of the flange hole of two flanges 2 is identical.At this point, guide sleeve 100 " has the wide diameter portion 101 of substantially ball shape structure right by it Subtle adjustment is carried out in second flange 2, so that 2 centering of first flange 1 and second flange.

After the flange face of first flange 1 and second flange 2 is bonded each other, other flange holes on mountable two flange Bolt 3.

After bolt 3 to other flange holes all installs, the disassembling section of guide device 10 " is executed.Below will The disassembling section of the guide device 10 " of third exemplary embodiment according to the present utility model is described referring to Figure 24.

114 pressure release of hydraulic pump, hydraulic stem 112 and guide sleeve 100 " are withdrawn, and the outer diameter of guide sleeve 100 " reduces, by correcting Set 100 " is partially exited from the flange hole of second flange 2, then, the force of open-end wrench, box spanner etc. can be used Instrumental purpose is stubborn (for example, the rotation arrows inverse time shown in Figure 24 to apply in the force application means service portion 205 of pilot pin 200 Needle is applied stubborn), until pilot pin 200 is together with the movement of guide sleeve 100 " (for example, the horizontal arrow shown in Figure 24 is transported to the right It is dynamic), to back-out completely from the flange hole of first flange 1 and second flange 2.However, the utility model is without being limited thereto, above-mentioned In operation, first guide sleeve 100 " can also be disassembled completely, then dismantle pilot pin 200 again.

Referring back to Fig. 9, after guide device 10 " is disassembled, by the installation of bolt 3 into corresponding flange hole, from And complete the assembly of first flange 1 and second flange 2.

In executing the operation in correcting pair, the first exemplary embodiment according to the present utility model to third can be selected and show One of guide device 10,10 ' and 10 " of example property embodiment or more, it is flexible in application and applied widely.

First exemplary embodiment according to the present utility model mentioned above to third exemplary embodiment correcting The all parts of the pilot pin 200,200 ' of device 10,10 ' and 10 " can be integrally formed, and structure is simple and manufacture craft simplifies, from And production cost can be reduced.

Guide device according to the present utility model can not by any with image recognition technology etc. to middle identification In the case where system, accurately and the easily correcting of realization flange is to neutralization angle adjustment, and is easily installed and dismantles, and improves The lifting quality and lifting efficiency of wind power generating set；And the guide device not will receive the influence of external environment, applicable In various lifting environment, use scope is wide.

In addition, guide device according to the present utility model also has easy to carry, easy to operate and reliability high etc. excellent Point.

Although specifically illustrating and describing the utility model referring to the exemplary embodiment of the utility model, this Field those of ordinary skill is not it should be understood that the case where departing from the spirit and scope of the utility model being defined by the claims Under, the various changes of form and details can be carried out to it.

Claims (11)

1. a kind of guide device, which is characterized in that the guide device includes:

Pilot pin (200,200 '), the pilot pin (200,200 ') are successively wrapped from the first end of its length direction towards second end Include threaded portion (201), positioning region (202), the first support portion (203) and the second support portion (204,204 '), first support The relatively described positioning region (202) in portion (203) is radially retracted and forms step difference；

Guide sleeve (100,100 ', 100 "), the guide sleeve (100,100 ', 100 ") include wide diameter portion (101) and base portion (102,102 '), the wide diameter portion (101) and the base portion (102,102 ') have the inner cavity to communicate with each other, the wide diameter portion (101) it can be set on first support portion (203) and the inner surface of the wide diameter portion (101) and first support portion (203) periphery contact, the wide diameter portion (101) can contact with the inner wall line to correcting hole, point contact or face contact, described Base portion (102) can be set on second support portion (204,204 ') and inner surface and the institute of the base portion (102) State the periphery contact of the second support portion (204,204 ').

2. guide device as described in claim 1, which is characterized in that

Relatively described first support portion (203) of second support portion (204,204 ') is radially retracted and forms step difference, institute It states and forms radial step difference between the inner surface of wide diameter portion (101) and the base portion (102,102 '),

The outer profile of the wide diameter portion described in longitudinal section (101) is domed or trapezoidal.

3. guide device as claimed in claim 2, which is characterized in that

The second end of diameter towards the pilot pin (200,200 ') of first support portion (203) gradually becomes smaller.

4. guide device as claimed in claim 3, which is characterized in that the wide diameter portion (101) includes along the guide sleeve The circumferential direction of (100,100 ', 100 ") is uniformly distributed and at least two correctings valve separated from each other, the correcting valve described in longitudinal section Outer profile it is domed or trapezoidal.

5. guide device as claimed in claim 4, which is characterized in that the base portion (102,102 ') is removably installed in Second support portion (204,204 ').

6. guide device as claimed in claim 5, which is characterized in that the base portion (102) is formed with internal screw thread, and described Two support portions (204) are accordingly formed with external screw thread.

7. guide device as described in claim 4 or 5, which is characterized in that the outer diameter of the base portion (102,102 ') is greater than The outer diameter of the wide diameter portion (101).

8. guide device as claimed in claim 4, which is characterized in that the guide sleeve (100 ") further includes linear drives (102 "), the linear drives (102 ") are connected to the base portion (102), Xiang Suoshu base portion (102) applied force.

9. guide device as claimed in claim 8, which is characterized in that the linear drives (102 ") include hydraulic nut (113), the hydraulic nut (113) is threadedly coupled to second support portion (204), and the hydraulic nut (113) is circumferentially It is provided at least two hydraulic stems (112), one end of the hydraulic stem (112) is connect with the end face of the base portion (102), institute The other end for stating hydraulic stem (112) is connected to the cylinder body (116) in the hydraulic nut (113).

10. guide device as described in claim 1, which is characterized in that the diameter of the positioning region (202) is greater than the screw thread The diameter in portion (201).

11. guide device as described in claim 1, which is characterized in that the pilot pin (200,200 ') further includes force work Having service portion (205), the second end in the pilot pin (200,200 ') is arranged in the force application means service portion (205), To apply torque to the pilot pin (200,200 ').