CN204868056U - How synchronous bolt tightening mechanism of wind generating set main shaft and gear box hookup usefulness - Google Patents
How synchronous bolt tightening mechanism of wind generating set main shaft and gear box hookup usefulness Download PDFInfo
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- CN204868056U CN204868056U CN201520546431.8U CN201520546431U CN204868056U CN 204868056 U CN204868056 U CN 204868056U CN 201520546431 U CN201520546431 U CN 201520546431U CN 204868056 U CN204868056 U CN 204868056U
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Abstract
The utility model discloses a how synchronous bolt tightening mechanism of wind generating set main shaft and gear box hookup usefulness, including the spanner driving and reversing mechanism and adorn linkage on the spanner driving and reversing mechanism mechanism that opens and shuts, the linkage is opened and shut the mechanism and is included two spanner mounting panels, the rotational pin axle, the lead screw, the hand wheel, a fixed base, the hand wheel is fixed in the one end of lead screw, the interval is equipped with two sections screw thread sections that the screw thread is opposite on the lead screw, a screw -nut respectively is equipped with in two sections screw thread sections, every screw -nut and corresponding spanner mounting panel activity hinge joint separately, two vertical dresses on the fixing base of spanner mounting panel, its upper portion can be close to in opposite directions and fold or carry on the back to keep away from mutually and open, the combination has the combination space that supplies the main shaft to pass between them, rotational pin axle and fixing base activity hinge joint are passed through to its lower part, and down extend the footing that has with screw -nut activity hinge joint, a plurality of hydraulic pressure spanners and two at least locating pin subassemblies do not are equipped with to the top of every spanner mounting panel. The utility model has the advantages of high -efficient, install and remove the convenience.
Description
Technical field
The utility model relates to the technical field of fastening bolt, refers in particular to the how synchronous bolt clamp device that a kind of wind driven generation set main shaft connects with gear-box.
Background technology
At present, in the double-fed horizontal shaft type wind-driven generator group production of most of wind-powered electricity generation enterprise, connecting of " main shaft and gear-box " adopts expansion sleeve and bolt tightening method.This procedures program is: gear-box is placed in ground, utilizes two bottle gouards moved by hands hung on hoist lifting hook to hang the two ends of main shaft assembly respectively, after centering, with hollow chest expander, the spindle nose of main shaft assembly is drawn in expansion sleeve.First use two torque spanner crossed-symmetrical pretension bolts, moment of torsion is got to the certain value being less than nominal torque, then the suspension hook of Panasonic's main shaft assembly, more fastening further to bolt with two cover spanners, moment of torsion is got to setting.Or moment of torsion is got to setting by artificial force's square spanner, complete connecting of main shaft and gear-box.
Although said method can connect main shaft and gear-box, exist the operating time long (altogether about 390 minutes consuming time), efficiency compared with low, labour intensity is large, operating personnel are many, bolt group is stressed owes the problems such as even.
In order to address these problems, some wind-powered electricity generation enterprise domestic once developed four synchronous bolt clamp devices, but its installing/dismounting is inconvenient, and non-cutting time is long, and expensive.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, the how synchronous bolt clamp device that the wind driven generation set main shaft providing a kind of compact conformation, safe and reliable, easy installation and removal, use flexible and efficient connects with gear-box, can enhance productivity, reduce operator's labour intensity, make bolt group stressed more even.
For achieving the above object, technical scheme provided by the utility model is: the how synchronous bolt clamp device that wind driven generation set main shaft and gear-box connect, it includes interlock open-and-close mechanism and spanner driving and reversing mechanism, this interlock open-and-close mechanism is arranged on the mobile platform of spanner driving and reversing mechanism, can with the translation on the main-shaft axis direction of wind power generating set of this mobile platform, wherein, described interlock open-and-close mechanism includes the spanner installing plate of two pieces of pairings, rotating pin, screw mandrel, handwheel and the holder be loaded on mobile platform, described handwheel is fixedly loaded on one end of screw mandrel, rotate for shaking this screw mandrel, described screw mandrel is interval with the thread segment that two sections of hand of spirals are contrary, two sections of thread segments are respectively equipped with a feed screw nut, and each feed screw nut is movably hinged to spanner installing plate corresponding separately, two pieces of spanner installing plates are vertically loaded on holder, in specular, and keep spacing between the expansion sleeve connecting main shaft with gear-box, on every block spanner installing plate divides and has, lower two parts, the top of two pieces of spanner installing plates can in opposite directions near to close up or opposing away from opening, the interblock space passed for main shaft is combined to form between them, its underpart is movably hinged by respective rotating pin and holder, and be down extended with the footing be movably hinged to feed screw nut corresponding separately, every block spanner installing plate can swing around respective rotating pin, and the axis of described rotating pin is consistent with main shaft, two pieces of spanner installing plates realize interlock folding by shake screw mandrel, the top of every block spanner installing plate is equipped with multiple hydraulic spanner and at least two pin assemblies respectively, the plurality of hydraulic spanner is distributed on spanner installing plate towards on a side of expansion sleeve, for tightening or dismantle the bolt on expansion sleeve, the alignment pin telescopically of described pin assembly is arranged on spanner installing plate towards on a side of main shaft axle body, and main shaft axle body can be pressed to by the butterfly spring group of pin assembly, make hydraulic spanner center with main shaft axle body for origin reference location, after the alignment pin of all pin assemblies contacts with main shaft axle body and locates, the central distribution of all hydraulic spanner on two pieces of spanner installing plates with spindle axis be the center of circle circumferentially, and the distribution at hydraulic spanner center circle is consistent with the distribution circle of bolt on expansion sleeve.
The top of described spanner installing plate is provided with multiple wrench shaft to afterburning unit, for hydraulic spanner provides axial force to push bolt head smoothly to make in hydraulic spanner six can reach, the plurality of wrench shaft is distributed in the opposite side of hydraulic spanner to afterburning unit, its quantity is consistent with hydraulic spanner, and a wrench shaft is to the corresponding hydraulic spanner of afterburning unit; Described wrench shaft includes fixed bar and the spring of band limiting plate to afterburning unit, spanner installing plate is stretched out outside one end of described fixed bar, its other end puts in spanner installing plate and contacts with hydraulic spanner, and the axial force heading on hydraulic spanner is provided by the spring be placed in spanner installing plate, described limiting plate is arranged on the outer external part of fixed bar.
By the handle that is movably hinged and connection-rod linkage between pin assembly on described spanner installing plate, wherein, taken turns by three eccentricity between described handle and the pull bar of corresponding pin assembly and be connected, be connected by the 4th eccentric wheel between described connecting rod and the pull bar of corresponding pin assembly, by pull handle make the alignment pin of all pin assemblies on spanner installing plate can by butterfly spring group press to main shaft axle body carry out contact location; Described pin assembly includes alignment pin, butterfly spring group, pull bar, described alignment pin telescopically is arranged on spanner installing plate towards on a side of main shaft axle body, and be connected with the pull bar be located in this spanner installing plate, provide by the butterfly spring group be placed in this spanner installing plate the elastic force pushed up outward.
It also includes the clamp system for clamping two pieces of spanner installing plates, wherein, described clamp system includes the first control stick, spring assembly, depression bar, hollow pull rod, first eccentric wheel, second eccentric wheel, friction plate and the pedestal be loaded on mobile platform, described pedestal is provided with the riser that two block gaps are relative, the position to be clamped of two pieces of spanner installing plate bottoms is placed between these two pieces of risers, relative two medial surfaces of two pieces of risers are respectively arranged with one piece of friction plate, and the lateral surface of every block riser is all provided with multiple spring assembly, described spring assembly contacts with the friction plate on same riser, friction plate on two pieces of risers is under the effect of respective corresponding spring assembly, the spanner installing plate position to be clamped be placed between them can be clamped, one end of described hollow pull rod is fixed on the medial surface of one piece of riser, its other end passes this block riser level toward extension, described first control stick is horizontal through the external part of hollow pull rod, and can rotate around axis own, and its shaft being positioned at hollow pull rod is provided with the first contrary eccentric wheel of direction and the second eccentric wheel along its length successively, one end of described depression bar is fixed on the medial surface of another block riser, its other end puts in the hollow pull rod on the riser of opposite, and its this termination put in is formed and coordinates with the first eccentric wheel and the second eccentric wheel the concavo-convex position contacted, by rotating the first control stick, the first eccentric wheel and the second eccentric wheel is made to rotate 90o, and then make the friction plate on two pieces of risers unclamp clamping to two pieces of spanner installing plates.
Described spanner driving and reversing mechanism includes mobile platform, second control stick, gear, tooth bar, bearing, lead rail axis, rotating shaft, frame, wherein, described bearing has and is multiplely fixedly mounted in frame, described lead rail axis has two to be parallelly assemblied on corresponding bearing, it is axially consistent with main shaft, described mobile platform is slidably mounted in two lead rail axis, and and keep spacing between the end face of frame, can along lead rail axis axial translation, described tooth bar is loaded on the bottom of mobile platform, and with the gears meshing in the rotating shaft be positioned at below it, described control stick is arranged on one end of rotating shaft, for driving this axis of rotation.
The top of described spanner installing plate is arc section, and its side towards main shaft axle body is the suitable arc surface of shape size and main shaft axle body, multiple hydraulic spanner along spanner installing plate top arc track uniformly at intervals.
Compared with prior art, tool has the following advantages and beneficial effect the utility model:
1, the operating efficiency of main shaft and expansion sleeve " bolted " operation is substantially increased.Because:
1.1, the utility model device is that disposable installation and debugging are placed on fixing station, without the need to installing at every turn when then carrying out bolted, compared with many synchronous tightening devices of prior art, eliminates the non-cutting time that equipment is installed again;
1.2, owing to adopting many synchronous (be greater than two synchronous) fastening, the synchronous fastening means relative to existing two, the fastening time significantly shortens;
Being proven, as adopted six synchronous fastening methods, than existing operating procedure method, the operating efficiency 4-5 of this operation can being improved doubly.
2, operator's labour intensity is effectively reduced.Because bolted adopts all-hydraulic operation, fastening without the need to manpower, operator only need carry out shake handwheel, pulls handle, dish moving gear case etc. simply operates easily, therefore labour intensity is quite low.
3, bolt group is stressed more even.Comparing this existing two synchronous fastening means and four synchronous tightening devices, as adopted six synchronous fastening means, more can make bolt group uniform force.
Accompanying drawing explanation
Fig. 1 is one of scheme of installation of many synchronous bolt clamp devices described in the utility model.
Fig. 2 is the scheme of installation two of many synchronous bolt clamp devices described in the utility model.
Fig. 3 is the scheme of installation three of many synchronous bolt clamp devices described in the utility model.
Fig. 4 is the axonometric drawing of interlock open-and-close mechanism described in the utility model in conjunction with main shaft (open mode).
Fig. 5 is the front view of interlock open-and-close mechanism described in the utility model in conjunction with main shaft (open mode).
Fig. 6 is the axonometric drawing of interlock open-and-close mechanism described in the utility model in conjunction with main shaft (closed configuration).
Fig. 7 is the front view of interlock open-and-close mechanism described in the utility model in conjunction with main shaft (closed configuration).
Fig. 8 is the sectional view of wrench shaft described in the utility model to afterburning unit.
Fig. 9 is the structural representation of spanner installing plate described in the utility model in conjunction with main shaft.
Figure 10 is the partial sectional view of pin assembly described in the utility model.
Figure 11 is the axonometric drawing of clamp system described in the utility model.
Figure 12 is the front view of clamp system described in the utility model.
Figure 13 is the A-A sectional view of Figure 12.
Figure 14 is the B-B sectional view of Figure 12.
Figure 15 is the axonometric drawing of spanner driving and reversing mechanism described in the utility model.
Figure 16 is the side view of spanner driving and reversing mechanism described in the utility model.
Figure 17 is the C partial enlarged drawing of Figure 16.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in further detail.
As shown in Figure 1 to Figure 3, the how synchronous bolt clamp device that wind driven generation set main shaft described in the present embodiment and gear-box connect, specifically six synchronous bolt clamp devices, include interlock open-and-close mechanism, clamp system and spanner driving and reversing mechanism, wherein, this interlock open-and-close mechanism and clamp system are arranged on the mobile platform 201 of spanner driving and reversing mechanism respectively, can together with the translation on the main-shaft axis direction of wind power generating set of this mobile platform 201.
As shown in Figures 4 to 7, described interlock open-and-close mechanism includes the spanner installing plate 101 of two pieces of pairings, 102, rotating pin 103, screw mandrel 104, handwheel 105 and the holder 106 be loaded on mobile platform 201, described handwheel 105 is fixedly loaded on one end of screw mandrel 104, rotate for shaking this screw mandrel 104, described screw mandrel 104 is interval with the contrary thread segment of two sections of hand of spirals, two sections of thread segments are respectively equipped with a feed screw nut, and each feed screw nut is movably hinged to spanner installing plate corresponding separately, two pieces of spanner installing plates 101, 102 are vertically loaded on holder 106, in specular, and keep spacing between the expansion sleeve 6 connecting main shaft 5 with gear-box 4, on every block spanner installing plate divides and has, lower two parts, the top of two pieces of spanner installing plates can in opposite directions near to close up or opposing away from opening, load main shaft assembly to facilitate and unload driving-chain, the interblock space passed for main shaft 5 is combined to form between them, its underpart is movably hinged with holder 106 by respective rotating pin 103, and be down extended with the footing be movably hinged to feed screw nut corresponding separately, every block spanner installing plate can swing around respective rotating pin 103, and the axis of described rotating pin 103 is consistent with main shaft 5, two pieces of spanner installing plates 101, 102 realize interlock folding by shake screw mandrel 104, the top of every block spanner installing plate is equipped with multiple hydraulic spanner 107 and at least two pin assemblies respectively, and in the present embodiment specifically six hydraulic spanners 107 (three hydraulic spanners are all equipped with on the top of every block spanner installing plate, amount to six) and two pin assemblies, the top of described spanner installing plate is arc section, its side towards main shaft axle body is the suitable arc surface of shape size and main shaft axle body, these six hydraulic spanners 107 along the arc track on spanner installing plate top uniformly at intervals on the side of spanner installing plate towards expansion sleeve 6, for tightening or dismantle the bolt 7 on expansion sleeve 6, alignment pin 108 telescopically of described pin assembly is arranged on spanner installing plate towards on a side of main shaft axle body, and main shaft axle body can be pressed to by the butterfly spring group of pin assembly, make hydraulic spanner center with main shaft axle body for origin reference location, after the alignment pin 108 of all pin assemblies contacts with main shaft axle body and locates, two pieces of spanner installing plates 101, the central distribution of all hydraulic spanner 107 on 102 with spindle axis be the center of circle circumferentially, and the distribution at hydraulic spanner center circle is consistent with the distribution circle of bolt 7 on expansion sleeve 6, as shown in Figure 6 and Figure 7.
When the centres of the center of bolt head and hydraulic spanner 107, interior six sides of hydraulic spanner 107 and six sides of bolt head not necessarily match, and bolt head differs and enters in spanner surely.For addressing this problem, the present embodiment all arranges a wrench shaft to afterburning unit at the rear of each hydraulic spanner 107, specifically the top of described spanner installing plate is provided with six wrench shafts to afterburning unit, for hydraulic spanner 107 provides axial force to push bolt head smoothly to make in hydraulic spanner six can reach, these six wrench shafts are distributed in the opposite side of hydraulic spanner 107 to afterburning unit, its quantity is consistent with hydraulic spanner 107, and a wrench shaft is to the corresponding hydraulic spanner 107 of afterburning unit; When hydraulic spanner 107 starts rotation, have an axial force to push hydraulic spanner 107 to bolt head all the time, interior six sides once hydraulic spanner 107 rotate to consistent with six sides of bolt head, and interior six sides of hydraulic spanner 107 are soon successfully pushed into bolt head.As shown in Figure 8, described wrench shaft includes fixed bar 802 and the spring 803 of band limiting plate 801 to afterburning unit, spanner installing plate is stretched out outside one end of described fixed bar 802, its other end puts in spanner installing plate and contacts with hydraulic spanner 107, and providing by the spring 803 be placed in spanner installing plate the axial force heading on hydraulic spanner 107, described limiting plate 801 is arranged on the outer external part of fixed bar 802.
As shown in Figure 9 and Figure 10, linked by the handle 109 that is movably hinged and connecting rod 110 between pin assembly on described spanner installing plate, wherein, take turns 112 by three eccentricity between described handle 109 and the pull bar 111 of corresponding pin assembly to be connected, be connected by the 4th eccentric wheel 113 between described connecting rod 110 and the pull bar 111 of corresponding pin assembly, by pull handle 109 make the alignment pin 108 of all pin assemblies on spanner installing plate can by butterfly spring group 114 press to main shaft axle body carry out contact location; Described pin assembly includes alignment pin 108, butterfly spring group 114, pull bar 111, described alignment pin 108 telescopically is arranged on spanner installing plate towards on a side of main shaft axle body, and be connected with the pull bar 111 be located in this spanner installing plate, provide by the butterfly spring group 114 be placed in this spanner installing plate the elastic force pushed up outward.
As shown in Figure 11 to 14, described clamp system includes the first control stick 301, spring assembly 302, depression bar 303, hollow pull rod 304, first eccentric wheel 305, second eccentric wheel 306, friction plate 307 and the pedestal 308 be loaded on mobile platform 201, wherein, described pedestal 308 is provided with the relative riser in two block gaps, two pieces of spanner installing plates 101, the position to be clamped of 102 bottoms is placed between these two pieces of risers, relative two medial surfaces of two pieces of risers are respectively arranged with one piece of friction plate 307, and the lateral surface of every block riser is all provided with multiple spring assembly 302, described spring assembly 302 contacts with the friction plate 307 on same riser, friction plate 307 on two pieces of risers is under the effect of respective corresponding spring assembly 302, the spanner installing plate position to be clamped be placed between them can be clamped, clamping adopts normally closed mode, that is: at ordinary times, two pieces of friction plates 307 are under the effect of spring assembly 302, spanner installing plate is clamped.One end of described hollow pull rod 304 is fixed on the medial surface of one piece of riser, its other end passes this block riser level toward extension, described first control stick 301 is horizontal through the external part of hollow pull rod 304, and can rotate around axis own, and its shaft being positioned at hollow pull rod 304 is provided with the first contrary eccentric wheel 305 and the second eccentric wheel 306 of direction along its length successively, one end of described depression bar 303 is fixed on the medial surface of another block riser, its other end puts in the hollow pull rod 304 on the riser of opposite, and its this termination put in is formed and coordinates with the second eccentric wheel 306 the concavo-convex position contacted with the first eccentric wheel 305, when unclamping, by rotating the first control stick 301, the first eccentric wheel 305 and the second eccentric wheel 306 is made to rotate 90 °, and then make the friction plate 307 on two pieces of risers unclamp two pieces of spanner installing plates 101, the clamping of 102.
As shown in Figure 15 to Figure 17, described spanner driving and reversing mechanism includes mobile platform 201, second control stick 202, gear 203, tooth bar 204, bearing 205, lead rail axis 206, rotating shaft 207, frame 208, wherein, described bearing 205 has four to be fixedly mounted in frame 208, rectangular arrangement, described lead rail axis 206 has two to be parallelly assemblied on corresponding two bearings 205, it is axially consistent with main shaft 5, described mobile platform 201 is slidably mounted in two lead rail axis 206, and and keep spacing between the end face of frame 208, can along lead rail axis axial translation, described tooth bar 204 is loaded on the bottom of mobile platform 201, and engage with the gear 203 in the rotating shaft 207 be positioned at below it, described control stick 202 is arranged on one end of rotating shaft 207, rotate for driving this rotating shaft 207.During work, pull the second control stick 202, drive whole mobile platform 201 to move by rack-and-pinion, interior six sides realizing hydraulic spanner 107 enter or exit the function of bolt head.
During inoperative, two pieces of spanner installing plates 101,102 of interlock open-and-close mechanism are in open mode.During work, after main shaft 5 and expansion sleeve 6 centering, the handwheel 105 of shake interlock open-and-close mechanism, makes two of interlock open-and-close mechanism pieces of spanner installing plates 101,102 close up.The alignment pin 108 of four pin assemblies contacts with the axle body of main shaft 5, make the distribution at hydraulic spanner 107 center circle consistent with the distribution circle of bolt 7 on expansion sleeve 6, now, the high speed shaft of artificial disc moving gear case, one group of (this example is six) hydraulic spanner 107 is aimed at corresponding bolt head, pull the second control stick 202 of spanner driving and reversing mechanism, by hydraulic spanner 107 push bolt head.Rotate the first control stick 301 of clamp system afterwards, two pieces of spanner installing plates 101,102 are clamped, then start hydraulic spanner pump station, carry out synchronously fastening to six bolts.After fastening complete one group of bolt, hydraulic spanner 107 is exited bolt head, dish moving gear case main shaft, makes hydraulic spanner 107 aim at one group of bolt other on expansion sleeve 6, carries out second and take turns terminal operation.Circulation like this, until all bolts all fastening after, unclamp clamp system, oppositely the handwheel 105 of shake interlock open-and-close mechanism, opens two pieces of spanner installing plates 101,102 of interlock open-and-close mechanism, is hung away by driving-chain, namely complete bolted operation.
By bolted technological requirement, fastening need divide twice (first pass is fastening, checks moment of torsion second time), just can make each evenly bolt strained.
The examples of implementation of the above are only the preferred embodiment of the utility model, not limit practical range of the present utility model with this, therefore the change that all shapes according to the utility model, principle are done, all should be encompassed in protection domain of the present utility model.
Claims (6)
1. the how synchronous bolt clamp device that connects of wind driven generation set main shaft and gear-box, it is characterized in that: it includes interlock open-and-close mechanism and spanner driving and reversing mechanism, this interlock open-and-close mechanism is arranged on the mobile platform (201) of spanner driving and reversing mechanism, can with this mobile platform (201) translation on the main-shaft axis direction of wind power generating set, wherein, described interlock open-and-close mechanism includes the spanner installing plate (101 of two pieces of pairings, 102), rotating pin (103), screw mandrel (104), handwheel (105) and the holder (106) be loaded on mobile platform (201), described handwheel (105) is fixedly loaded on one end of screw mandrel (104), rotate for shaking this screw mandrel (104), described screw mandrel (104) is interval with the contrary thread segment of two sections of hand of spirals, two sections of thread segments are respectively equipped with a feed screw nut, and each feed screw nut is movably hinged to spanner installing plate corresponding separately, two pieces of spanner installing plates (101, 102) be vertically loaded on holder (106), in specular, and keep spacing between the expansion sleeve (6) connecting main shaft (5) with gear-box (4), on every block spanner installing plate divides and has, lower two parts, the top of two pieces of spanner installing plates can in opposite directions near to close up or opposing away from opening, the interblock space passed for main shaft (5) is combined to form between them, its underpart is movably hinged by respective rotating pin (103) and holder (106), and be down extended with the footing be movably hinged to feed screw nut corresponding separately, every block spanner installing plate can swing around respective rotating pin (103), and the axis of described rotating pin (103) is consistent with main shaft (5), two pieces of spanner installing plates (101, 102) interlock folding is realized by shake screw mandrel (104), the top of every block spanner installing plate is equipped with multiple hydraulic spanner (107) and at least two pin assemblies respectively, the plurality of hydraulic spanner (107) is distributed on spanner installing plate towards on a side of expansion sleeve, for tightening or dismantle the bolt (7) on expansion sleeve (6), alignment pin (108) telescopically of described pin assembly is arranged on spanner installing plate towards on a side of main shaft axle body, and main shaft axle body can be pressed to by the butterfly spring group (114) of pin assembly, make hydraulic spanner center with main shaft axle body for origin reference location, after the alignment pin (108) of all pin assemblies contacts with main shaft axle body and locates, two pieces of spanner installing plates (101, 102) central distribution of all hydraulic spanner (107) on spindle axis be the center of circle circumferentially, and the distribution at hydraulic spanner center circle is consistent with the distribution circle of the upper bolt (7) of expansion sleeve (6).
2. the how synchronous bolt clamp device that connects of wind driven generation set main shaft according to claim 1 and gear-box, it is characterized in that: the top of described spanner installing plate is provided with multiple wrench shaft to afterburning unit, for hydraulic spanner (107) provides axial force to push bolt head smoothly to make in hydraulic spanner six can reach, the plurality of wrench shaft is distributed in the opposite side of hydraulic spanner (107) to afterburning unit, its quantity is consistent with hydraulic spanner (107), and a wrench shaft is to the corresponding hydraulic spanner (107) of afterburning unit; Described wrench shaft includes fixed bar (802) and the spring (803) of band limiting plate (801) to afterburning unit, spanner installing plate is stretched out outside one end of described fixed bar (802), its other end puts in spanner installing plate and contacts with hydraulic spanner (107), and providing by the spring be placed in spanner installing plate (803) axial force heading on hydraulic spanner (107), described limiting plate (801) is arranged on the outer external part of fixed bar (802).
3. the how synchronous bolt clamp device that connects of wind driven generation set main shaft according to claim 1 and gear-box, it is characterized in that: by the handle (109) that is movably hinged and connecting rod (110) interlock between the pin assembly on described spanner installing plate, wherein, take turns (112) by three eccentricity between described handle (109) and the pull bar (111) of corresponding pin assembly to be connected, be connected by the 4th eccentric wheel (113) between described connecting rod (110) and the pull bar (111) of corresponding pin assembly, by pull handle (109) make the alignment pin (108) of all pin assemblies on spanner installing plate can by butterfly spring group (114) press to main shaft axle body carry out contact location, described pin assembly includes alignment pin (108), butterfly spring group (114), pull bar (111), described alignment pin (108) telescopically is arranged on spanner installing plate towards on a side of main shaft axle body, and be connected with the pull bar (111) be located in this spanner installing plate, provide by the butterfly spring group (114) be placed in this spanner installing plate the elastic force pushed up outward.
4. the how synchronous bolt clamp device that connects of wind driven generation set main shaft according to claim 1 and gear-box, it is characterized in that: it also includes for clamping two pieces of spanner installing plates (101, 102) clamp system, wherein, described clamp system includes the first control stick (301), spring assembly (302), depression bar (303), hollow pull rod (304), first eccentric wheel (305), second eccentric wheel (306), friction plate (307) and the pedestal (308) be loaded on mobile platform (201), described pedestal (308) is provided with the relative riser in two block gaps, two pieces of spanner installing plates (101, 102) position to be clamped of bottom is placed between these two pieces of risers, relative two medial surfaces of two pieces of risers are respectively arranged with one piece of friction plate (307), and the lateral surface of every block riser is all provided with multiple spring assembly (302), described spring assembly (302) contacts with the friction plate (307) on same riser, friction plate (307) on two pieces of risers is under the effect of respective corresponding spring assembly (302), the spanner installing plate position to be clamped be placed between them can be clamped, one end of described hollow pull rod (304) is fixed on the medial surface of one piece of riser, its other end passes this block riser level toward extension, described first control stick (301) is horizontal through the external part of hollow pull rod (304), and can rotate around axis own, and its shaft being positioned at hollow pull rod (304) is provided with contrary the first eccentric wheel (305) in direction and the second eccentric wheel (306) along its length successively, one end of described depression bar (303) is fixed on the medial surface of another block riser, its other end puts in the hollow pull rod (304) on the riser of opposite, and its this termination put in is formed and coordinates with the second eccentric wheel (306) the concavo-convex position contacted with the first eccentric wheel (305), by rotating the first control stick (301), the first eccentric wheel (305) and the second eccentric wheel (306) is made to rotate 90 °, and then make the friction plate on two pieces of risers (307) unclamp two pieces of spanner installing plates (101, 102) clamping.
5. the how synchronous bolt clamp device that connects of wind driven generation set main shaft according to claim 1 and gear-box, it is characterized in that: described spanner driving and reversing mechanism includes mobile platform (201), second control stick (202), gear (203), tooth bar (204), bearing (205), lead rail axis (206), rotating shaft (207), frame (208), wherein, described bearing (205) has and is multiplely fixedly mounted in frame (208), described lead rail axis (206) has two to be parallelly assemblied on corresponding bearing (205), it is axially consistent with main shaft (5), described mobile platform (201) is slidably mounted on two lead rail axis (206), and and keep spacing between the end face of frame (208), can along lead rail axis axial translation, described tooth bar (204) is loaded on the bottom of mobile platform (201), and engage with the gear (203) in the rotating shaft be positioned at below it (207), described control stick (202) is arranged on one end of rotating shaft (207), rotate for driving this rotating shaft (207).
6. the how synchronous bolt clamp device that connects of wind driven generation set main shaft according to claim 1 and gear-box, it is characterized in that: the top of described spanner installing plate is arc section, its side towards main shaft axle body is the suitable arc surface of shape size and main shaft axle body, multiple hydraulic spanner (107) along spanner installing plate top arc track uniformly at intervals.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520546431.8U CN204868056U (en) | 2015-07-24 | 2015-07-24 | How synchronous bolt tightening mechanism of wind generating set main shaft and gear box hookup usefulness |
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| CN201520546431.8U CN204868056U (en) | 2015-07-24 | 2015-07-24 | How synchronous bolt tightening mechanism of wind generating set main shaft and gear box hookup usefulness |
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| CN204868056U true CN204868056U (en) | 2015-12-16 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033626A (en) * | 2015-07-24 | 2015-11-11 | 广东明阳风电产业集团有限公司 | Multi-synchronous bolt fastening device for linkage of wind turbine generator system spindle and gearbox |
| CN112013095A (en) * | 2020-09-10 | 2020-12-01 | 东风汽车集团有限公司 | Fixing device and method for bolt fastening of differential shell and main reduction gear |
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2015
- 2015-07-24 CN CN201520546431.8U patent/CN204868056U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105033626A (en) * | 2015-07-24 | 2015-11-11 | 广东明阳风电产业集团有限公司 | Multi-synchronous bolt fastening device for linkage of wind turbine generator system spindle and gearbox |
| CN112013095A (en) * | 2020-09-10 | 2020-12-01 | 东风汽车集团有限公司 | Fixing device and method for bolt fastening of differential shell and main reduction gear |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528437 Guangdong torch hi tech Industrial Development Zone, Torch Road, No. 22, Ming Yang Industrial Park, Zhongshan Patentee after: Ming Yang wisdom Energy Group AG Address before: 528437 Guangdong torch hi tech Industrial Development Zone, Torch Road, No. 22, Ming Yang Industrial Park, Zhongshan Patentee before: Guangdong Mingyang Wind Power Group Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20171114 |
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| AV01 | Patent right actively abandoned |