CN206263879U - Bolt screwing device - Google Patents
Bolt screwing device Download PDFInfo
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- CN206263879U CN206263879U CN201621400108.0U CN201621400108U CN206263879U CN 206263879 U CN206263879 U CN 206263879U CN 201621400108 U CN201621400108 U CN 201621400108U CN 206263879 U CN206263879 U CN 206263879U
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- bolt
- regulating member
- guiding channel
- positioning element
- screwing device
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 112
- 244000144985 peep Species 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 31
- 230000000717 retained effect Effects 0.000 abstract description 2
- 230000037361 pathway Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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Abstract
The utility model provides a kind of bolt screwing device.The bolt screwing device is used to for bolt to screw in bolt mounting holes, including positioning element and regulating member, positioning element has the guiding channel passed through for bolt, and the first end of guiding channel can be supported on the end face of bolt mounting holes, and the second end of guiding channel is connected with regulating member；Connecting portion is provided with the end face towards guiding channel of regulating member, connecting portion can be connected with the end of the bolt through guiding channel.Can realize that auxiliary bolt carries out precise positioning when being installed in bolt mounting holes, bolt is retained predetermined length outside bolt mounting holes, and improve the installation effectiveness of bolt.
Description
Technical field
The utility model is related to component assembly technical field, more particularly to a kind of bolt screwing device.
Background technology
Precision equipment has been obtained for application widely, and usual as each important component of precision equipment
It is unable to do without the connection of fastener (such as bolt).Therefore, in the installation process of precision equipment, the quality of bolt fastening effect will
Directly influence the normal operation of precision equipment and operating efficiency in the future.
And wind-driven generator runs in the poor wild environment of natural conditions for a long time as a kind of precision equipment, it is ensured that
The long-time of wind-driven generator effectively works, and must just pay close attention to each part on wind-driven generator.Wind-driven generator is from whole
Body observation is mainly made up of four parts, i.e. pylon, cabin, impeller, and wherein impeller is mainly made up of wheel hub and blade, and blade leads to
It is often two or three., it is necessary to blade is linked together with wheel hub by blade bolt when installing at the scene, impeller is commonly called as.
In blade group to preceding, many producers are all that be installed to blade bolt in the bolt mounting holes of root of blade at the scene by requirement, and
It is required that blade bolt exposes the distance (i.e. blade bolt exposed length) of the threshold value root of blade Flange Plane of section a certain
In size range.
When installing blade bolt at present, on-site personnel is all to be screwed into blade bolt with hand, is then adjusted with tape measure again
The exposed length of whole bolt.Using the mounting means of this blade bolt, on the one hand cause that Field Force's labour intensity is big, work
Comfortableness is poor.In addition since it is desired that secondary adjustment, the mounting means of this blade bolt is also and the earth reduces installation effectiveness.Separately
On the one hand, if the installation of bolt goes wrong, one is that blade successfully can not be connected with wheel hub certainly, so as to influence wind-force to send out
Motor in-site installation efficiency；Even if second by force loading in wheel hub bolt, the loading angle of its design is not met, bolt can be made
More load are carried, and causes axis of runner blade and wheel hub end face out of plumb, so as to influence stability and the generating of impeller operation
Efficiency.
Therefore, a kind of new bolt screwing device is needed badly.
Utility model content
According to embodiment of the present utility model, there is provided a kind of bolt screwing device, can realize that auxiliary bolt is being installed
Precise positioning is carried out when in bolt mounting holes, bolt is retained predetermined length outside bolt mounting holes, and improve bolt
Installation effectiveness.
According to one side of the present utility model, there is provided a kind of for bolt to be screwed in the bolt rotation in bolt mounting holes
Enter device, including positioning element and regulating member, positioning element has the guiding channel passed through for bolt, the first of guiding channel
End can be supported on the end face of bolt mounting holes, and the second end of guiding channel is connected with regulating member；Regulating member towards drawing
Connecting portion is provided with the end face of pathway, connecting portion can be connected with the end of the bolt through guiding channel.
According to one side of the present utility model, it is threadedly coupled between positioning element and regulating member, regulating member can
Relative to positioning element along positioning element axial movement.
According to one side of the present utility model, the second end of guiding channel is provided with internal thread, regulating member towards
The position of guiding channel is provided with annular groove, and the wall portion of annular groove is provided with external screw thread corresponding with internal thread.
According to one side of the present utility model, positioning element also includes the extension extended towards bolt mounting holes, prolongs
Extending portion can coordinate with the inwall of bolt mounting holes, and the outer wall of extension is provided with limiting section, and limiting section can be against spiral shell
The end face of bolt mounting hole.
According to one side of the present utility model, extension is positioning sleeve, and positioning sleeve has the internal diameter with bolt mounting holes
Adaptable external diameter, and positioning sleeve forms step surface with the joint of the first end of guiding channel.
According to one side of the present utility model, bolt screwing device also include locking member, locking member respectively with draw
Pathway and regulating member are engaged, and are fixed relative to each other guiding channel and regulating member.
According to one side of the present utility model, bolt screwing device also includes mark part, and mark part is arranged on location division
Indicating the displacement of regulating member relative positioning part on the outer wall of part or regulating member.
According to one side of the present utility model, the side wall of positioning element is provided with one or more axles along positioning element
To the peep hole for extending, peep hole is connected with guiding channel.
According to one side of the present utility model, positioning element is sleeve.
According to one side of the present utility model, bolt screwing device also includes driver part, driver part and adjustment portion
Part is connected, and enables regulating member to drive bolt to be rotated.
According to one side of the present utility model, driver part is rocking handle.
To sum up, the bolt screwing device of the utility model embodiment, by setting positioning element, opens inside positioning element
If pass through guiding channel for bolt, and first end in guiding channel is provided for penetrating the opening of bolt, and by guiding channel
The second end be connected with regulating member.The position towards guiding channel of regulating member is additionally provided with connecting portion, by the connection
Portion can be attached fixation to the bolt through guiding channel.Such that it is able to bolt to be fixedly installed in drawing for positioning element in advance
In pathway, coordinated by connecting portion and guiding channel, predetermined length for disposing bolt is limited in guiding channel
Expose the installing space of section.So as to drive the one end of bolt by bolt away from regulating member to penetrate needs when bolt screwing device
Certain length in the bolt mounting holes of installation, and with bolt mounting holes in threaded connection after, be set in the location division outside bolt
Part can be supported on end at bolt mounting holes by the first end of guiding channel, and limitation bolt continues to be installed towards bolt
Screwed in hole, and then the bolt after installation is exposed section with respect to bolt mounting holes formation predetermined length.Thereby, it is possible to rapidly
Batch installation is carried out to bolt, the installation effectiveness of bolt is improved, and ensures the installation accuracy of bolt.
Brief description of the drawings
From below in conjunction with the accompanying drawings to this practicality may be better understood in the description of specific embodiment of the present utility model
It is new, wherein：
The detailed description made to non-limiting example referring to the drawings by reading, other spies of the present utility model
Levy, objects and advantages will become more apparent upon, wherein, same or analogous reference represents same or analogous feature.
Fig. 1 is that the use state installed according to the bolt screwing device auxiliary bolt of the utility model one embodiment is illustrated
Figure；
Fig. 2 is the overall structure diagram of the bolt screwing device of Fig. 1；
Fig. 3 is the structural representation of the positioning element of the bolt screwing device in Fig. 2；
Fig. 4 is the cross-sectional view of the positioning element in Fig. 3；
Fig. 5 is the partial enlarged drawing for showing the part A in Fig. 1；
Fig. 6 is the overall structure diagram of the regulating member of the bolt screwing device in Fig. 2；
Fig. 7 is the cross-sectional view of the regulating member of Fig. 6；
Fig. 8 is the part section structural representation of the bolt screwing device in Fig. 2.
Wherein：
1- bolt screwing devices；10- positioning elements；11- guiding channels；111- first ends；The ends of 112- second；113- steps
Face；12- is open；13- mark parts；14- peep holes；15- positioning sleeves；151- section of stretching out；
20- regulating members；21- regulating member bodies；22- cylinders；23- annular grooves；24- end faces；25- screwed holes；26-
Location hole；27- screwed holes；
30- rocking handles；31- rocking arms；32- levers；
40- holding screws；
2- blade bolts；201- exposes section；
3- root of blade flanges；301- end faces；302- bolt mounting holes.
Specific embodiment
The feature and exemplary embodiment of various aspects of the present utility model is described more fully below.Retouched in detail in following
In stating, it is proposed that many details, to provide to comprehensive understanding of the present utility model.But, for people in the art
It will be apparent that the utility model can be implemented in the case of some details in not needing these details for member.
Description to embodiment below is used for the purpose of being provided by showing example of the present utility model to of the present utility model more preferable
Understanding.In the the accompanying drawings and the following description, at least part of known features and technology are not illustrated, to avoid to this reality
Unnecessary obscuring is caused with new；Also, in order to clear, may be exaggerated the thickness of region and layer.Identical is attached in figure
Icon note represents same or similar structure, thus will omit their detailed description.Additionally, feature described below,
Structure or characteristic can be combined in one or more embodiments in any suitable manner.
The noun of locality of middle appearance described below is the direction shown in figure, is not that bolt of the present utility model is screwed in
The concrete structure of device is defined.In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly regulation
And restriction, term " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or removable
Connection is unloaded, or is integrally connected；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible in
Between medium be indirectly connected to.For the ordinary skill in the art, visual concrete condition understands above-mentioned term in this practicality
Concrete meaning in new.
The utility model embodiment provide bolt screwing device can auxiliary bolt installed, make bolt by one end pacify
After putting into default bolt mounting holes, its other end can be exposed to bolt mounting holes end face predetermined length, be easy to follow-up
Installation operation.So as to realize carrying out the bolt with such installation requirements batch assembling, manual labor's cost is saved, carried
High workload efficiency.Only with use bolt screwing device auxiliary blade bolts assemblies in blade in embodiment below the utility model
Bolt screwing device is illustrated as a example by threaded connection hole at flange at bottom plane, but spiral shell in the utility model embodiment
The application of bolt screwing device is not limited to this.In other examples, the bolt of the utility model embodiment can also be applied
Screwing device auxiliary bolt is installed in other kinds of default bolt mounting holes, and can make one end of bolt from default spiral shell
Expose predetermined length at bolt mounting hole.
In order to more fully understand the utility model, revolved according to the bolt of the utility model embodiment with reference to Fig. 1 to Fig. 8
Enter device 1 to be described in detail.
Refer to the use installed according to the auxiliary bolt of bolt screwing device 1 of the utility model one embodiment of Fig. 1
View.As shown in figure 1, in the present embodiment, blade root is installed on using the auxiliary blade bolt 2 of bolt screwing device 1
In bolt mounting holes 302 at the end face 301 of portion's flange 3, so that one end of the blade bolt 2 after installing can be exposed to end face
301 predetermined lengths, i.e., expose section 201 relative to the formation predetermined length of bolt mounting holes 302, in order to subsequently by blade (figure
Not shown in) be assemblied in wheel hub (not shown).It should be noted that the predetermined length by those skilled in the art according to
The parameters of blade bolt 2 and root of blade flange 3 are determined.Blade bolt 2 is stud in the present embodiment, but
Embodiment of the present utility model is not limited to this, and in other examples, blade bolt 2 can also be other types, for example
Blade bolt 2 can also be hexagon-headed bolt or foundation bolt etc..Certain bolt screwing device 1 can aid in the bolt installed
Blade bolt 2 is also not necessarily limited to, in other examples, can also be by the auxiliary other application environment of bolt screwing device 1
Bolt installed.302 points of other bolt mounting holes are two parts, wherein, near the bolt mounting holes 302 of end face 301
It is divided into unthreaded hole, and female thread structure is then formed by embedded neck bush away from the part of bolt mounting holes 302 of end face 301.
As shown in figure 1, according to one embodiment of the present utility model, bolt screwing device 1 includes positioning element 10 and adjusts
Section part 20, wherein, positioning element 10 has the guiding channel 11 passed through for blade bolt 2, the first end 111 of guiding channel 11
The end face 301 at bolt mounting holes 302 can be supported on, the second end 112 of guiding channel 11 is connected with regulating member 20；Regulation
Connecting portion is provided with the end face towards guiding channel 11 of part 20, the connecting portion can be with the bolt through guiding channel 11
2 end connection.Thus, it is possible to blade bolt 2 is installed in the guiding channel 11 of positioning element 10 in advance, and by adjustment portion
The connecting portion of part 20 is fixed to one end of blade bolt 2, so that coordinated with guiding channel 11 by connecting portion, it is logical in guiding
The installing space for exposing section 201 of the predetermined length for installing blade bolt 2 is limited in road 11.So as to screw in dress when bolt
Put 1 drive blade bolt 2 by blade bolt 2 away from one end of regulating member 20 penetrate in bolt mounting holes 302 certain length and
After the threaded connection in bolt mounting holes 302, the positioning element 10 being set in outside blade bolt 2 can be by guiding channel 11
First end 111 be supported at the end face 301 at bolt mounting holes 302, limitation blade bolt 2 continue towards bolt mounting holes
Screwed in 302, and then the length that blade bolt 2 screws in bolt mounting holes 302 is limited.Make the blade bolt after installation 2
Expose section 201 with predetermined length relative to the end face 301 at bolt mounting holes 302, this exposes section 201 and is blade bolt
2 are placed on the length in the installing space of guiding channel 11.Easily auxiliary blade bolt 2 can be installed on through the above way
In bolt mounting holes 302, the peace that the batch of blade bolt 2 is installed is also improved while the installation accuracy of blade bolt 2 is ensured
Dress efficiency, so as to improve the structural stability of impeller.
Fig. 2 is the overall structure diagram of the bolt screwing device 1 of Fig. 1.As depicted in figs. 1 and 2, specifically, bolt rotation
Entering device 1 includes：Positioning element 10, regulating member 20, rocking handle 30 and holding screw 40.In order that the energy of bolt screwing device 1
Enough auxiliary need the blade bolt 2 for exposing section 201 for reserving different predetermined lengths to be installed, positioning element 10 and regulating member
It is flexibly connected between 20 so that the relative positioning part 10 of regulating member 20 can be along the axial movement of positioning element 10.So as to change
Become link position of the regulating member 20 at positioning element 10, and then can be according to the root of blade flange for being installed on different size
The predetermined length that exposes section 201 needs holding of the blade bolt 2 relative to end face 301 at 3, changes the connection of regulating member 20
The distance between end face at the opening 12 of portion and positioning element 10, that is, change the installation for exposing section 201 in guiding channel 11
The length in space.In the present embodiment, using threaded connection between positioning element 10 and regulating member 20, so that regulating member
20 can relative to positioning element 10 along positioning element 10 axial movement.
Please also refer to Fig. 3 and Fig. 4, wherein, Fig. 3 is the knot of the positioning element 10 according to the utility model one embodiment
Structure schematic diagram, Fig. 4 is the cross-sectional view of the positioning element 10 in Fig. 3.As shown in Figure 3 and Figure 4, in the present embodiment,
Positioning element 10 is the sleeve of cylinder, and it can be made of metal material, it is preferred to use aluminum alloy materials are made.In location division
Along its axially extending cross section that opens up it is circular guiding channel 11 inside part 10, the first end 111 of guiding channel 11 is formed to be opened
Mouthfuls 12, during blade bolt 2 can penetrate guiding channel 11 by the opening 12.The inwall tool at the second end 112 of guiding channel 11
There is female thread structure.It is light bore dia more than bolt mounting holes 302 that the diameter of opening 12 is correspondingly arranged, and is revolved with by bolt
When entering the auxiliary blade bolt 2 of device 1 and being installed, the week of bolt mounting holes 302 can be resisted against by the end face at opening 12
At the end face 301 of edge, and realize the support positioning action of positioning element 10.The first end 111 of above-mentioned guiding channel 11 and
Two ends 112 can equally be considered as the end 112 of first end 111 and second of positioning element 10.
In an optional embodiment, please also refer to the partial enlarged drawing of the part A in the Fig. 1 shown in Fig. 5.As schemed
Shown in 5, positioning element 10 also includes being stretched towards bolt mounting holes 302 extension of setting, can be with bolt by the extension
The inwall of mounting hole 302 coordinates, and the outer wall of extension is additionally provided with limiting section, and limiting section can be resisted against bolt mounting holes
At end face 301 at 302.That is, extension is provided with guiding channel 11, bolt mounting holes can be probeed into by the extension
In 302, and with the inwall of bolt mounting holes 302 against cooperation, so as to carry out overall positioning to positioning element 10, make positioning element 10
Can be fixedly supported at the end face 301 of root of blade flange 3 by first end 111.In the present embodiment, specifically, prolong
Extending portion is positioning sleeve 15, and positioning sleeve 15 has the external diameter adaptable with the unthreaded hole internal diameter of bolt mounting holes 302, and positioning sleeve 15
Joint with the first end 111 of guiding channel 11 forms limiting section.Positioning sleeve 15 is thin walled cylinder body, and it stretches into guiding by one end
In passage 11, and engaged with the inwall of guiding channel 11, the other end stretches out from opening 12, form section of stretching out 151.And guide logical
The first end 111 in road 11 fits in the outer wall of positioning sleeve 15, makes what the end face at opening 12 was formed at the outer wall of positioning sleeve 15
Step surface 113 can be used as limiting section.
After blade bolt 2 is attached in guiding channel 11,10 auxiliary blade bolt of positioning element 2 screws in bolt mounting holes
When in 302, be continuously increased as blade bolt 2 screws in the length in bolt mounting holes 302, the section of stretching out 151 of positioning sleeve 15 by
In gradually stretching into the unthreaded hole of bolt mounting holes 302, and positioning sleeve 15 outer wall with unthreaded hole inwall against cooperation so that location division
Part 10 coaxially and can be fixedly supported in bolt mounting holes 302, it is to avoid entered in the auxiliary blade bolt 2 of bolt screwing device 1
During row is installed, there is positioning and forbidden, or bolt screwing device 1 inclines and causes to produce the installation of blade bolt 2
The problem of obstruction.After section of stretching out 151 is fully inserted into the unthreaded hole of bolt mounting holes 302, now step surface 113 is then resisted against spiral shell
At the end face 301 of the periphery of bolt mounting hole 302, limitation positioning element 10 continues to stretch into bolt mounting holes 302, so as to pass through step surface
113 is to provide position-limiting action to positioning element 10.Driven by positioning element 10 and be arranged and be fixedly connected in guiding channel 11
Blade bolt 2 stops to continuing to screw in bolt mounting holes 302, and then ensures that the predetermined length of blade bolt 2 exposes section 201
Section is entirely located in outside bolt mounting holes 302.Realize improving the installation precision of blade bolt 2, while further improving blade
The batch installation effectiveness of bolt 2.
The utility model is not limited for positioning sleeve 15 with the juncture of the inwall of guiding channel 11, the He of positioning sleeve 15
Can be engaged by the mode such as welding or threaded connection between guiding channel 11.Certainly, the extension of positioning element 10 may be used also
So that not using being separately provided in the form of positioning sleeve 15, in other examples, positioning element 10 can also directly by first end
111 are arranged to hierarchic structure.External diameter at opening 12 is set to be adapted with the unthreaded hole internal diameter of bolt mounting holes 302, so that can be by the
One end 111 is stretched into bolt mounting holes 302, and with the inwall of bolt mounting holes 302 against cooperation, and by the step at hierarchic structure
Face as the end face 301 at limiting section and bolt mounting holes 302 against.Thus, can equally realize making positioning element 10 steady
Admittedly the purpose at the end face 301 being supported at bolt mounting holes 302.
In an optional embodiment, one or more are additionally provided with along positioning element on the side wall of positioning element 10
The peep hole 14 of 10 axially extending setting, and peep hole 14 connects with guiding channel 11.Specifically, in the present embodiment,
Axially disposed two rectangular peep holes 14 on the outer wall of positioning element 10, two peep holes 14 are along the axle of positioning element 10
To forming a line.Consequently facilitating the blade bolt 2 in observation guiding channel 11 penetrates situation, it is to avoid needed due to exposing section 201
When the predetermined length to be reserved is more long, when blade bolt 2 is penetrated in guiding channel 11, easily in collision guiding channel 11
Wall, and the installation effectiveness of blade bolt 2 is influenceed, and be not easy to carry out blade bolt 2 by the connecting portion of regulating member 20
Fixed problem.Further, observed to preferably penetrate the situation in guiding channel 11 to blade bolt 2, preferably
Multiple row peep hole 14 is uniformly arranged along the circumference of positioning element 10 (positioning element 10 circumferentially arranged four is shown in Fig. 3 and Fig. 4
Row peep hole 14) so that when blade bolt 2 is installed in guiding channel 11, can be by different angles in drawing
Blade bolt 2 in pathway 11 is observed, and further improves the installation effectiveness of blade bolt 2.
Fig. 6, Fig. 7 and Fig. 8 are referred to, wherein, Fig. 6 is the overall structure diagram of the regulating member 20 in Fig. 2, and Fig. 7 is
The cross-sectional view of the regulating member 20 of Fig. 6, Fig. 8 is the part section structural representation of the bolt screwing device 1 in Fig. 2
Figure.As shown in Fig. 6, Fig. 7 and Fig. 8, regulating member 20 is made up of metal material, it is preferred to use aluminum alloy materials are made.Adjustment portion
Part 20 includes regulating member body 21 and cylinder 22.Regulating member body 21 is cylindrical, and accordingly, cylinder 22 is cylindric set
Cylinder, cylinder 22 is set in outside regulating member body 21, and forms tool between regulating member body 21 and cylinder 22 after being set with
There is the annular groove 23 of desired depth.Certain regulating member body 21 and cylinder 22 can also be integral type structure.In this implementation
In example, the side of the annular boss that regulating member body 21 is set by its outer wall one end is resisted against the inwall of cylinder 22, and can lead to
Cross welding or with above-mentioned step side be connected cylinder 22 by the mode such as bolt connection, make regulating member body 21, cylinder 22 with
And the table top of annular boss surrounds the annular groove 23 of one end closing.But in other examples, annular groove 23 also may be used
Think and directly connected by connection member between the annular groove that two ends are not closed, i.e. regulating member body 21 and cylinder 22
Connect.And the internal thread at the second end 112 of guiding channel 11 is corresponded at the madial wall of annular groove 23 and is provided with external screw thread.
Thus, regulating member 20 can be by the openend of annular groove 23 towards positioning element 10, and by annular groove
The external screw thread of 23 wall portions screws cooperation with the internal thread of guiding channel 11, regulating member 20 is actively connected with positioning element 10
Connect, and can be moved axially along positioning element 10.The end face 24 of the regulating member 20 after connection is located in guiding channel 11, in end face
It is provided with 24 approximate centre position and is attached fixed connecting portion for the section 201 of exposing to blade bolt 2.As schemed
Show, in the present embodiment, connecting portion is screwed hole 25, and the diameter correspondence blade bolt 2 of the screwed hole 25 exposes at section 201
External screw thread is set so that after blade bolt 2 is penetrated in guiding channel 11 by opening 12, exposing section 201 can be with screwed hole 25
Be fixedly connected, and expose section 201 and screwed hole 25 screw direction will with expose screwing for section 201 and bolt mounting holes 302
Direction is identical.Thus, the part of guiding channel 11 between the end face at the bottom surface of screwed hole 25 to opening 12 is blade bolt 2
The installing space for exposing section 201, i.e., after blade bolt 2 is installed on into bolt screwing device 1, the bottom surface in screwed hole 25
The length of the blade bolt 2 of the part of guiding channel 11 between the end face to opening 12 need with root of blade flange 3
Bolt mounting holes 302 are exposed to outside end face 301 after coordinating installation.The desired depth of above-mentioned predetermined annular groove 23 is by adjustment portion
The distance moved required for the relative positioning part 10 of part 20, i.e. the length of the installing space for exposing the needs of section 201 of blade bolt 2
Degree scope is determined.
Connecting portion is screwed hole 25 in the above-described embodiments, but the utility model embodiment is not limited to this, at other
Embodiment in, connecting portion can also be other hold assemblies, such as connecting portion can also be with can with expose section 201
Coordinate the snap-in structure of card sum.When the bolt installed is aided in for hexagon-headed bolt using bolt screwing device 1, connecting portion may be used also
Be correspondence hexagon-headed bolt set hexagonal indentations structure.
So as to by using threaded connection between positioning element 10 and regulating member 20 so that regulating member 20 can be in rotation
Twist operation driving effect under, relative positioning part 10 along positioning element 10 axial movement.And then can be according to different leaves
The predetermined length for exposing section 201 of bolt 2, changes link position of the regulating member 20 at positioning element 10, and then regulation is drawn
The length of the installing space for exposing section 201 in pathway 11.So as to realize aiding in different size by bolt screwing device 1
Blade bolt 2 is installed, and improves the flexible applicability of bolt screwing device 1, it is to avoid need the blade spiral shell for different size
Bolt 2 sets single bolt screwing device 1, the structurally and operationally flow of bolt screwing device 1 is simplified, while improve blade
The batch installation effectiveness of bolt 2, and 201 predetermined length can accurately be judged, improve the installation essence of blade bolt 2
Degree, ensure that the normal work of generator while the structural stability for improving impeller.
According to one embodiment of the present utility model, bolt screwing device 1 also include locking member, locking member respectively with
Guiding channel 11 and regulating member 20 are engaged, and are fixed relative to each other guiding channel 11 and regulating member 20.In the present embodiment
In, locking member is holding screw 40, and the external diameter of correspondence holding screw 40 is provided with the outer wall of the cylinder 22 of regulating member 20
Has threaded location hole 26.After positioning element 10 is penetrated in annular groove 23 by the second end 112, can be by holding screw 40
Penetrated via location hole 26, and coordinated with the threaded engagement of location hole 26, finally make holding screw 40 penetrates location hole 26
End face be resisted against at the outer wall of positioning element 10, so as to positioning element 10 and regulating member 20 are fixed to one another.Certainly,
The locking member of the utility model embodiment is not limited to this, as long as the structure of locking member disclosure satisfy that positioning element 10
It is fixed with regulating member 20.In other examples, locking member can also be rivet or be provided in determining
Between position part 10 and regulating member 20 positioning element 10 and regulating member 20 can block and the snap-in structure that coordinates etc..
In the above-described embodiments, the female thread structure set at the second end 112 that positioning element 10 passes through guiding channel 11
It is connected with regulating member 20, but embodiment of the present utility model is not limited to this.In other examples, location division
Part 10 can also be engaged by other threaded forms with regulating member 20.For example, positioning element 10 can also be
Outer wall at second end 112 sets external screw thread, and regulating member 20 at the lateral wall of annular groove 23 to should external screw thread set
Internal thread is put, positioning element 10 and regulating member 20 is attached so as to again may be by thread fiting mode.Using upper
State connected mode equally can realize regulating member 20 and adjusted along the axial movement of positioning element 10 bottom surface of screwed hole 25 with
The distance between end face being open at 12 such that it is able to by changing link position of the regulating member 20 at positioning element 10,
The need for satisfaction exposes the different predetermined lengths of section 201.
In addition, the screw thread that the connected mode between positioning element 10 and regulating member 20 is also not necessarily limited in above-described embodiment is matched somebody with somebody
Conjunction mode, in other examples can also directly using the side being slidably matched between positioning element 10 and regulating member 20
Formula, such that it is able to change link position of the regulating member 20 on positioning element 10.And can be by the pre- fixed length for exposing section 201
After degree has been pre-adjusted link position of the regulating member 20 at positioning element 10, by the way that locking member is by positioning element 10 and adjusts
Section part 20 is fixed relative to each other.Thus, equally can be according to the blade spiral shell for exposing section 201 with different predetermined lengths
Bolt 2, suitably the installing space for exposing section 201 to guiding channel 11 is adjusted, so that the spirit of elevator bolt screwing device 1
Applicability living, simplifies the structure of bolt screwing device 1 simultaneously on the basis of the installation effectiveness for improving blade bolt 2.Additionally,
Regulating member 20 can also be without set annular groove 23, but directly its outer wall set external thread structure, equally can with draw
Female thread structure in pathway 11 is coordinated threadedly to connect positioning element 10 and regulating member 20.Thus,
Regulating member 20 equally can be realized and adjusted along the axial movement of positioning element 10 at the bottom surface and opening 12 of screwed hole 25
The distance between end face.
As shown in figures 3 and 8, in an optional embodiment, bolt screwing device 1 also includes mark part 13, mark
Portion 13 is arranged on the outer wall of positioning element 10 or regulating member 20 to indicate the shifting of the relative positioning part 10 of regulating member 20
Dynamic distance.In the present embodiment, mark part 13 is graduated scale, and the graduated scale is arranged on the outer wall of positioning element 10, is had
Body is arranged at the junction of positioning element 10 and regulating member 20 along the longitudinally of positioning element 10.By screwing regulation
Part 20 makes regulating member 20 be moved axially along positioning element 10, and by graduated scale interpretation regulating member 20 and positioning element
10 trip edge present position, can obtain displacement of the regulating member 20 on positioning element 10.So as to obtain
Distance between end face at the bottom surface and opening 12 of the screwed hole 25 of regulating member 20, and then can be according to blade bolt
The 2 reserved predetermined length of the needs of section 201 that exposes accurately moves regulating member 20 to change regulating member 20 in positioning element
Link position on 10, makes the adjustable in length of the installing space for exposing section 201 in guiding channel 11, further improves blade
Assembly precision of the bolt 2 at root of blade flange 3.In addition, mark part 13 can also be arranged on regulating member 20, Ci Zhongshe
Method is put for setting internal thread in guiding channel 11, and regulating member 20 pairs should the externally threaded feelings of internal thread relative set
, now can be arranged at mark part 13 at the outer wall of regulating member 20 by condition.Certainly, the mark part 13 in the utility model is not limited
In this, in other examples, mark part 13 can also be one or more for exposing section in different guiding channels 11
Graduation mark or mark that the length of 201 installing space is indicated the link position of regulating member 20.
Positioning element 10 is the sleeve of cylinder in the aforementioned embodiment, but embodiment of the present utility model is not limited to
This.In other examples, positioning element 10 can also be with square or other polygon cross-sectional shapes sleeves.
In one embodiment, when positioning element 10 is engaged by its outer wall with regulating member 20, positioning element 10 can also have
Partial cylindrical shroud barrel structure, exemplarily, can be arranged to circle by the part that positioning element 10 is engaged with regulating member 20
Cylindrical sleeve structure, and the positioning element 10 of remainder can then be arranged to the tube-in-tube structure of other shapes.
In addition, the profile of the guiding channel 11 in positioning element 10 could be arranged to phase with the exterior contour of positioning element 10
Same or different, no matter what kind of exterior contour positioning element 10 has, guiding channel 11 can be with circular cross section
Passage or the passage with polygonal crosssection.In addition, when positioning element 10 passes through the inwall of guiding channel 11 and adjustment portion
Part 20 engage when, guiding channel 11 equally can have part circular cross section, exemplarily, can by guiding channel 11 with
The part of the engagement of regulating member 20 is arranged to the passage of circular cross section, and the guiding channel 11 of remainder can be arranged to tool
There is the passage of other shapes cross section.
In an optional embodiment, bolt screwing device 1 also includes driver part, driver part and regulating member 20
Connection, can drive regulating member 20 to drive blade bolt 2 to be rotated.As shown in Fig. 1 and Fig. 8, in the present embodiment, drive
Dynamic component is rocking handle 30.Specifically, rocking handle 30 includes rocking arm 31 and lever 32.The one end of rocking arm 31 is by an attachment screw 50 and tune
The screwed hole 27 that section part 20 is set on the end face of end face 24 coordinates, and is fixedly connected on the end.And rocking arm 31
The other end is fixedly connected with lever 32, by rocking arm 31 regulating member 20 can be driven to rotate so as to rotate lever 32, Jin Erke
Rotated with the blade bolt 2 by the drive installation of regulating member 20 in guiding channel 11, realize by blade bolt 2 by away from
One end of regulating member 20 is screwed in into bolt mounting holes 302.When driver part is not provided with, can be manual by operating personnel
Regulating member 20 is screwed, drives regulating member 20 to drive blade bolt 2 to rotate.
Fig. 1 is referred to, when bolt mounting holes 302 are attached to using the auxiliary blade bolt 2 of bolt screwing device 1, first
Need the predetermined length for exposing section 201 of the blade bolt 2 of correspondence batch, company of the regulation regulating member 20 at positioning element 10
Position is connect, the length of the installing space for exposing section 201 in guiding channel 11 is equal to the predetermined length for exposing section 201, now,
To be fixed between positioning element 10 and regulating member 20 using holding screw 40.Then by blade bolt 2 by exposing section 201
One end is penetrated in guiding channel 11, and is coordinated by exposing the screwed hole 25 of screw thread at section 201 and regulating member 20, so that will
Blade bolt 2 is fastenedly connected in bolt screwing device 1.Then by grip bolt screwing device 1 by blade bolt 2 away from
Expose during the one end of section 201 penetrates bolt mounting holes 302, and shaken along the direction that blade bolt 2 and bolt mounting holes 302 are screwed
Handle 30 drives regulating member 20 to rotate, so that in driving blade bolt 2 gradually to screw in bolt mounting holes 302.Until positioning element
End face at 10 opening 12 is resisted against at end face 301, then stop shake rocking handle 30.Now, you can towards blade bolt 2 and spiral shell
Bolt mounting hole 302 screws the rightabout shake rocking handle 30 in direction, drives regulating member 20 and positioning element 10 in reverse direction
Rotation, makes screwed hole 25 be threadedly coupled with disengaging at section 201 is exposed.So as to the blade spiral shell by bolt screwing device 1 from after connection
Removed at bolt 2, complete the installation of blade bolt 2, and make the section 201 of exposing of blade bolt 2 that there is predetermined length.
Certainly, for the regulating member 20 of the immutable link position at positioning element 10, different size can be corresponded to
Blade bolt 2 need the predetermined length for exposing section 201 for retaining, multiple bolt screwing devices 1 are set, screw in each bolt
The positioning element 10 and regulating member 20 of device 1 have specific mating connection position, i.e. each correspondence of bolt screwing device 1
A kind of predetermined length for exposing section 201 of blade bolt 2.
To sum up, the bolt screwing device 1 of the utility model embodiment, by setting positioning element 10, in positioning element 10
Inside is opened up for bolt through guiding channel 11, and first end 111 in guiding channel 11 is provided for penetrating the opening of bolt
12, and the second end 112 of guiding channel 11 is connected with regulating member 20.The position towards guiding channel 11 of regulating member 20
Connecting portion is additionally provided with, can be to being attached fixation through the bolt of guiding channel 11 by the connecting portion.Such that it is able to by spiral shell
Bolt is fixedly installed in the guiding channel 11 of positioning element 10 in advance, is coordinated with guiding channel 11 by connecting portion, logical in guiding
The installing space for exposing section for disposing the predetermined length of bolt is limited in road 11.So as to be driven when bolt screwing device 1
Bolt penetrates certain length in bolt mounting holes 302 by bolt away from one end of regulating member 20, and with bolt mounting holes 302 in
Screw thread be connected after, the positioning element 10 being set in outside bolt can be supported on spiral shell by the first end 11 of guiding channel 11
At end face 301 at bolt mounting hole 302, limitation bolt continues to be screwed in towards in bolt mounting holes 302, and then makes the spiral shell after installation
Bolt exposes section 201 with respect to the formation predetermined length of bolt mounting holes 302.Thereby, it is possible to rapidly carry out batch installation to bolt,
The installation effectiveness of bolt is improved, and ensures the installation accuracy of bolt, and then for generator can normally run offer basic guarantee.
The utility model can be realized in other specific forms, without deviating from its spirit and essential characteristics.Therefore, currently
Embodiment be all counted as being exemplary rather than in all respects limited, scope of the present utility model will by appended right
Ask rather than foregoing description defined, also, fall into the range of the implication and equivalent of claim it is whole change so as to all by
It is included among scope of the present utility model.Also, the different technologies feature for occurring in different embodiments can be combined,
To obtain beneficial effect.Those skilled in the art will be understood that simultaneously on the basis of studying accompanying drawing, specification and claims
Realize the embodiment of other changes of disclosed embodiment.
Claims (11)
1. a kind of for bolt to screw in the bolt screwing device (1) in bolt mounting holes (302), including positioning element (10) and
Regulating member (20), it is characterised in that：
The positioning element (10) is with the guiding channel (11) passed through for the bolt, the first end of the guiding channel (11)
(111) can be supported on the end face (301) of the bolt mounting holes (302), second end (112) of the guiding channel (11) with
Regulating member (20) connection；
Connecting portion is provided with the end face towards the guiding channel (11) of the regulating member (20), the connecting portion can
End with the bolt through the guiding channel (11) is connected.
2. bolt screwing device (1) according to claim 1, it is characterised in that the positioning element (10) and the tune
It is threadedly coupled between section part (20), makes the regulating member (20) can be relative to the positioning element (10) along described fixed
The axial movement of position part (10).
3. bolt screwing device (1) according to claim 2, it is characterised in that described the of the guiding channel (11)
Two ends (112) are provided with internal thread, and the position towards the guiding channel (11) of the regulating member (20) is provided with annular
Groove (23), the wall portion of the annular groove (23) is provided with external screw thread corresponding with the internal thread.
4. bolt screwing device (1) according to claim 1, it is characterised in that the positioning element (10) also includes court
To the extension that the bolt mounting holes (302) extend, the extension coordinates with the inwall of the bolt mounting holes (302),
And the outer wall of the extension is provided with limiting section, the limiting section can be against the end face of the bolt mounting holes (302)
(301)。
5. bolt screwing device (1) according to claim 4, it is characterised in that the extension is positioning sleeve (15), institute
Positioning sleeve (15) is stated with the adaptable external diameter of the internal diameter with the bolt mounting holes (302), and the positioning sleeve (15) with
The joint of the first end (111) of the guiding channel (11) forms step surface (113).
6. the bolt screwing device (1) according to any one of claim 2 to 5, it is characterised in that the bolt screws in dress
Putting (1) also includes locking member, and the locking member is engaged with the guiding channel (11) and the regulating member (20) respectively,
It is fixed relative to each other the guiding channel (11) and the regulating member (20).
7. the bolt screwing device (1) according to any one of claim 2 to 5, it is characterised in that the bolt screws in dress
Putting (1) also includes mark part (13), and the mark part (13) is arranged on the positioning element (10) or the regulating member
(20) indicating the displacement of the relatively described positioning element (10) of the regulating member (20) on outer wall.
8. bolt screwing device (1) according to any one of claim 1 to 5, it is characterised in that the positioning element
(10) side wall is provided with one or more axially extending peep holes (14) along the positioning element (10), the peep hole
(14) connected with the guiding channel (11).
9. bolt screwing device (1) according to any one of claim 1 to 5, it is characterised in that the positioning element
(10) it is sleeve.
10. bolt screwing device (1) according to claim 1, it is characterised in that the bolt screwing device (1) is also wrapped
Driver part is included, the driver part is connected with the regulating member (20), the regulating member (20) is driven described
Bolt is rotated.
11. bolt screwing devices (1) according to claim 10, it is characterised in that the driver part is rocking handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621400108.0U CN206263879U (en) | 2016-12-19 | 2016-12-19 | Bolt screwing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621400108.0U CN206263879U (en) | 2016-12-19 | 2016-12-19 | Bolt screwing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206263879U true CN206263879U (en) | 2017-06-20 |
Family
ID=59046120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621400108.0U Active CN206263879U (en) | 2016-12-19 | 2016-12-19 | Bolt screwing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206263879U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008410A (en) * | 2021-03-03 | 2022-09-06 | 中国航发商用航空发动机有限责任公司 | Anti-rotation pin mounting tool |
-
2016
- 2016-12-19 CN CN201621400108.0U patent/CN206263879U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008410A (en) * | 2021-03-03 | 2022-09-06 | 中国航发商用航空发动机有限责任公司 | Anti-rotation pin mounting tool |
| CN115008410B (en) * | 2021-03-03 | 2023-09-26 | 中国航发商用航空发动机有限责任公司 | Anti-rotation pin mounting tool |
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