CN218613778U - Broken wire removing tool - Google Patents
Broken wire removing tool Download PDFInfo
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- CN218613778U CN218613778U CN202122993128.0U CN202122993128U CN218613778U CN 218613778 U CN218613778 U CN 218613778U CN 202122993128 U CN202122993128 U CN 202122993128U CN 218613778 U CN218613778 U CN 218613778U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/82—Recycling of waste of electrical or electronic equipment [WEEE]
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Abstract
The embodiment of the application discloses frock is torn open to disconnected silk for improve work efficiency. The method in the embodiment of the application comprises the following steps: the device comprises a connecting rod, a supporting assembly, a positioning shaft, a guide shaft sleeve, a positioning joint and a drill clamp; the connecting rod is connected with the positioning shaft and used for adjusting the working length of the broken wire dismounting tool; the positioning shaft is connected with the drill clamp, and the drill clamp is used for installing a broken wire detaching drill bit; the positioning shaft is connected with the guide shaft sleeve through the supporting assembly; the positioning shaft is connected with the positioning joint, and the positioning joint is matched and positioned with the internal thread of the broken wire.
Description
Technical Field
The embodiment of the application relates to the field of wind driven generators, in particular to a broken wire detaching tool.
Background
The blades of the wind generating set are connected with the variable pitch bearing, the variable pitch bearing and the hub through bolts, and the bolts mainly play the roles of connection, fastening and resisting the pre-tightening force of external load. Among them, the blade bolt plays an important role in connecting two major key parts, the graded blade and the hub. In the rotating process of the blades of the wind power generator, the bolts often bear large dynamic loads, structural interference occurs between the corresponding connection areas of the bearing and the wind power blades to cause friction and overheating, fatigue fracture finally occurs in the material structure change of the bolts, and bolt fracture events at the positions are frequently seen in the running of the wind power generator.
In addition, the pretightening force in the bolt installation process is too large, so that the bolt tensile force exceeds the bolt yield strength limit, plastic deformation is generated, and finally the bolt is broken. The variable-pitch connecting bolt also has the characteristics of long bolt and large bolt, and once the bolt is broken, the bolt is difficult to take out, if a broken wire taking method is improper, time and labor are wasted if the broken wire taking method is light, and the screw hole is damaged if the broken wire is heavy, so that greater loss is caused.
At present, there are various means for taking out broken wire, such as taking out broken wire by a pistol drill, taking out broken wire by electric spark, and taking out broken wire by a magnetic drill. However, the current method needs a lot of preparation work and takes a lot of time in the actual broken wire taking-out process, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application provides a broken wire detaching tool, and the working efficiency can be improved.
The utility model provides a frock is torn open to disconnected silk includes: the device comprises a connecting rod, a supporting assembly, a positioning shaft, a guide shaft sleeve, a positioning joint and a drill clamp;
the connecting rod is connected with the positioning shaft and is used for adjusting the working length of the broken wire dismounting tool;
the positioning shaft is connected with the drill clamp, and the drill clamp is used for mounting a broken wire detaching drill bit;
the positioning shaft is connected with the guide shaft sleeve through the supporting assembly;
the guide shaft sleeve is connected with the positioning connector, and the positioning connector is matched and positioned with the external thread of the broken wire.
Optionally, a first internal thread is arranged at the joint of the positioning shaft and the drill jig;
the drill bit clamp is provided with a first external thread matched with the first internal thread;
when the first internal thread and the first external thread are screwed, the positioning shaft is fixedly connected with the drill clamp.
Optionally, a second external thread is further arranged at one end of the outer side of the connection part of the guide shaft sleeve and the drill clamp;
and when the internal thread of the broken wire bolt is the same as the second external thread in specification, the guide shaft sleeve positions the broken wire disassembling tool.
Optionally, a third external thread is arranged at a larger position of the positioning joint;
the positioning joint is detachably matched and connected with the guide shaft sleeve;
when the internal thread of the broken bolt is the same as the third external thread, the guide shaft sleeve and the positioning joint fitting are used for positioning the broken wire disassembling tool.
Optionally, the broken wire removing tool further comprises a first tightening screw;
the guide shaft sleeve is provided with a through hole, the positioning joint is provided with a first internal thread through hole, and a first tightening screw penetrates through the through hole and the first internal thread through hole to fixedly connect the positioning joint and the guide shaft sleeve.
Optionally, the broken wire detaching tool further comprises a second tightening screw;
the drill jig is provided with a second internal thread through hole, and the second tightening bolt penetrates through the second internal thread through hole to fixedly connect the broken wire detaching drill bit to the drill jig.
When the second tightening screw is in a loosened state, the wire breaking and detaching drill bit is in a replaceable state.
Optionally, a second internal thread is arranged at a joint of the positioning shaft and the connecting rod;
the connecting rod is provided with a fourth external thread matched with the second internal thread;
when the second internal thread and the fourth external thread are screwed down, the positioning shaft is fixedly connected with the connecting rod.
Optionally, the wire breaking and detaching tool further comprises a first nut;
the first nut is arranged at the connecting position of the connecting rod and the positioning shaft;
the connecting rod is provided with a fifth external thread matched with the first nut;
when the first nut is screwed down, the connecting rod is fixed on the positioning shaft.
Optionally, the support assembly comprises a first bearing and a second bearing;
the first bearing and the second bearing are arranged at two ends of the positioning shaft;
the first bearing and the second bearing are in clearance fit with the guide shaft sleeve, so that the positioning shaft axially moves in the guide shaft sleeve and stably rotates.
Optionally, the broken wire removing tool further comprises an electric drill, and the electric drill is connected with the connecting rod and used for controlling the connecting rod to move.
According to the technical scheme, the embodiment of the application has the following advantages: the connecting rod is connected with the positioning shaft, the connecting rod is used for adjusting the working length of the broken wire disassembling tool, the positioning shaft is connected with the drill clamp, the drill clamp is used for installing a broken wire disassembling drill bit, the positioning shaft is connected with the guide shaft sleeve through the supporting piece, and the guide shaft sleeve or the positioning joint is matched and positioned with the broken wire external thread. When the wind-powered electricity generation machine bolt fracture, thereby can be connected the electric drill with the connecting rod of this device and drive disconnected silk and tear open and get the drill bit and take out the broken silk of deep hole, the guide bush can guarantee moreover that the broken silk is torn open and is got the drill bit and tear open the stability of getting the work in the broken silk, has improved work efficiency.
Drawings
FIG. 1 is a schematic side view of a broken wire removal tool of the present application;
FIG. 2 is a side view of the drill bit clamp of the broken wire removal tool of the present application.
Detailed Description
In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used only for explaining relative positional relationships between the respective members or components, and do not particularly limit the specific installation orientations of the respective members or components.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as the case may be.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In addition, the structures, the proportions, the sizes, and the like, which are illustrated in the accompanying drawings and described in the present application, are intended to be considered illustrative and not restrictive, and therefore, not limiting, since those skilled in the art will understand and read the present application, it is understood that any modifications of the structures, changes in the proportions, or adjustments in the sizes, which are not necessarily essential to the practice of the present application, are intended to be within the scope of the present disclosure without affecting the efficacy and attainment of the same.
The embodiment of the application provides a broken wire disassembling tool which is used for improving the working efficiency. The broken wire removing tool in the embodiment is commonly used for removing broken bolts for a tool for removing broken wires in the working process of a wind turbine generator system, and specific details are shown in the following embodiment.
Referring to fig. 1, one embodiment of the wire breaking and detaching tool in the present embodiment includes a connecting rod 1, a supporting assembly 2, a positioning shaft 3, a guide shaft sleeve 4, a positioning joint 5, and a drill clamp 6;
the connecting rod 1 is connected with the positioning shaft 3, and the connecting rod 1 is used for adjusting the working length of the broken wire dismounting tool;
the positioning shaft 3 is connected with the drill clamp 6, and the drill clamp 6 is used for installing a broken wire detaching drill bit;
the positioning shaft 3 is connected with the guide shaft sleeve 4 through the support component 2;
the guide shaft sleeve 4 is connected with the positioning joint 5, and the positioning joint 5 is matched and positioned with the internal thread of the broken wire.
In this embodiment, the connecting rod 1 is connected with the positioning shaft 3, the positioning shaft 3 is connected with the guide shaft sleeve 4 through the supporting component 2, the positioning shaft 3 is connected with the drill jig 6, the drill jig 6 is used for installing a broken wire and detaching a drill, and the guide shaft sleeve 4 is used for screw positioning in a broken wire. Because the position and specification of the broken wire are different in practical application, the guide shaft sleeve 4 or the positioning joint 5 can be used for being matched and positioned with the broken wire external thread, and an operator can adjust the working length of the broken wire detaching tool through the connecting rod, so that the drill clamp 6 can detach the broken wire from the drill bit and extend the broken wire to the broken surface of the bolt and input torque, and the accuracy and the working efficiency can be greatly improved. In addition, this supporting component 2 and 4 clearance fit of direction axle sleeve for location axle 3 can be in 4 internal axial displacements of direction axle sleeve and stable rotation, can increase the stability of disconnected silk in-process drill bit of tearing open.
For the convenience of understanding, the drill clamp portion of the broken wire removing tool of the present application will be described below, please refer to fig. 1 and 2, in the embodiment of the present application, a first inner bolt is disposed at a joint of the guide shaft sleeve 4 and the drill clamp 6;
the drill bit clamp 6 is provided with a first outer bolt matched with the first inner bolt;
when the first inner bolt and the first outer bolt are tightened, the positioning shaft 3 is fixedly connected with the drill chuck 6.
Optionally, a second external thread is further arranged at one end of the outer side of the joint of the drill clamp 6;
when the internal thread of the wire breaking bolt is the same as the second external thread in specification, the guide shaft sleeve 4 is used for positioning the wire breaking tool.
In this embodiment, the positioning shaft 3 is provided with a first internal thread at the rear end of the connection with the drill chuck 6, and is used for fixing the drill chuck 6 through the first external thread, and when the first internal thread and the first external thread are tightened, the guide shaft sleeve 4 is fixedly connected with the drill chuck 6. Due to the fact that the specifications of broken bolts are not unique in an actual scene, the drill clamp can be replaced by loosening the first internal threads and the first external threads. The specification of the bolt used in the wind turbine generator is generally M24 or M30, and is not limited herein specifically; correspondingly, the drill chuck is equipped with a drill chuck 6 for placing a 6mm or 8.5mm drill bit, and the operator can replace the drill chuck 6 according to actual requirements.
Furthermore, the guide sleeve 4 is provided with a second external thread at the periphery of the rear end at the connection with the drill holder 6. The second external thread arranged at one end of the periphery of the guide shaft sleeve 4 is an M30 thread, and when the bolt of the M30 is broken, the guide shaft sleeve 4 is directly screwed into the screw hole, so that the drill clamp 6 is positioned. After the connecting rod 1 is connected with an electric drill for punching, the broken M30 bolt can be taken out by using the reverse thread.
Please refer to fig. 1, one embodiment of the present application includes:
optionally, a third external thread is arranged at a larger position of the positioning joint 5;
the positioning joint 5 is detachably connected with the guide shaft sleeve 4;
when the internal thread of the screw-breaking bolt is the same as the third external thread, the guide shaft sleeve 4 and the positioning joint 5 are used for positioning the screw-breaking dismounting tool.
In this embodiment, when the specification of the broken bolt is M30, the guide bush 4 may be directly screwed into the screw hole to remove the broken bolt. When the specification of the broken bolt is changed, for example, the bolt with the bore diameter of M36 or M42 specification is broken, a positioning joint 5 with a corresponding size needs to be installed between the guide shaft sleeve 4 and the drill clamp 6, and the broken thread internal thread is screwed in to play a positioning role, so that the application range of the broken thread taking-out tool is enlarged.
Optionally, the broken wire detaching tool further comprises a first tightening screw 7;
the guide shaft sleeve 4 is provided with a through hole, the positioning joint 5 is provided with a first internal thread through hole, and the first tightening bolt penetrates through the through hole and the first internal thread through hole to fixedly connect the positioning joint 5 and the guide shaft sleeve 4.
Optionally, the broken wire detaching tool further comprises a second tightening screw 8;
the drill jig 6 is provided with a second internal thread through hole, and the second tightening screw 8 penetrates through the second internal thread through hole to fixedly connect the broken wire removing drill to the drill jig 6;
when the second tightening screw 8 is in the loosened state, the wire breaking removal bit is in the replaceable state.
In this embodiment, in order to adapt the broken wire detaching tool to broken wires of different specifications, a positioning joint 5 needs to be installed between the guide shaft sleeve 4 and the drill clamp 6 to position the drilling work. For the stability of improving drilling, this guide sleeve 4 is provided with through-hole and first internal thread through-hole respectively with the junction of position joint 5, passes this through-hole and first internal thread through-hole with first tightening screw, can be fixed with this position joint 5 and guide sleeve 4. In addition, the drill clamp 6 is also provided with a third through hole, and when a second tightening screw passes through the second internal thread through hole, the drill and the drill clamp 6 can be fixedly connected by tightening the second tightening bolt; when the second tightening screw is in a loosening state, an operator can replace the corresponding broken wire detaching drill bit according to the specification of the broken wire.
Optionally, a second internal thread is arranged at the joint of the positioning shaft 3 and the connecting rod 1;
the connecting rod 1 is provided with a fourth external thread matched with the second internal thread;
when the second internal thread and the fourth external thread are screwed, the positioning shaft 3 is fixedly connected with the connecting rod 1.
Optionally, the broken wire detaching tool further comprises a first nut 9;
the first nut 9 is arranged at the joint of the connecting rod 1 and the positioning shaft 3;
the connecting rod 1 is provided with a fifth external thread matched with the first nut 9;
when the first nut 9 is tightened, the connecting rod 1 is fixed to the positioning shaft 3.
In this embodiment, this frock is torn open to disconnected silk still includes first nut 9, and the junction of this connecting rod 1 and this location axle 3 is provided with the fifth external screw thread with this first nut 9 complex, when this connecting rod 1 is connected with this location axle 3 through the second internal thread of fourth external screw thread and location axle 3, through locking this first nut 9, can fix connecting rod 1 on location axle 3.
In actual scene, if this broken wire is torn open and is got location axle 3 in the frock or this connecting rod 1 when taking place to damage, operating personnel can change the damage part through loosening this first nut, and need not change whole device, improves operating personnel's work efficiency. In addition, the consumption of materials can be reduced, thereby reducing the cost.
Optionally, the support assembly 2 comprises a first bearing and a second bearing;
the first bearing and the second bearing are arranged at two ends of the positioning shaft 3;
the first bearing and the second bearing are in clearance fit with the guide shaft sleeve 4, so that the positioning shaft 3 axially moves and stably rotates in the guide shaft sleeve 4.
Optionally, the broken wire dismounting tool further comprises an electric drill, and the electric drill is connected with the connecting rod 1 and used for controlling the connecting rod to move.
In this embodiment, the supporting assembly 2 includes a first bearing and a second bearing, which are respectively disposed at two ends of the positioning shaft 3, and the first bearing and the second bearing are in clearance fit with the guide shaft sleeve 4, so that the clearance between the supporting assembly and the guide shaft sleeve is equal to zero. In the process of breaking and removing the wire, the connecting rod 1 is connected with an electric drill. When the electric drill is started, the electric drill drives the connecting rod 1 to move forwards, so that the positioning shaft 3 moves axially in the guide shaft sleeve 4 and rotates stably, and the stability of a broken wire detaching drill bit in the drill bit clamp 6 in the drilling process is improved. Meanwhile, the positioning shaft sleeve 4 provides a stable slideway for the positioning shaft 3, and the straightness of the broken wire detaching drill bit during drilling is increased, so that the drilling process is simple and easy to implement, and the working efficiency is improved.
It should be noted that, in the present embodiment, the first bearing and the second bearing are deep groove ball bearings, which are suitable for operation at high or extremely high rotation speed, and are very durable and do not need to be maintained frequently; the deep groove ball bearing has the advantages of small friction coefficient, high limit rotating speed, simple structure, low manufacturing cost and easy achievement of higher manufacturing precision, and an operator can select a proper bearing in actual operation, and the specific point is not limited. After the deep groove ball bearing is arranged on the positioning shaft 3, the axial displacement of the positioning shaft 3 or the guide shaft sleeve 4 in two directions can be limited within the axial play range of the deep groove ball bearing, so that the axial positioning can be carried out in two directions. In addition, the bearing also has certain aligning capability. When the angle is 2 degrees to 4 degrees relative to the guide shaft sleeve 4, the normal work can still be realized.
It should be noted that the above-mentioned disclosure and specific embodiments are intended to demonstrate the practical application of the technical solutions provided in the present application, and should not be construed as limiting the scope of protection of the present application. Various modifications, equivalent substitutions, or improvements may be made by those skilled in the art within the spirit and principles of the present application. The protection scope of this application is subject to the appended claims.
Claims (10)
1. The utility model provides a frock is torn open to disconnected silk which characterized in that includes: the device comprises a connecting rod, a supporting assembly, a positioning shaft, a guide shaft sleeve, a positioning joint and a drill clamp;
the connecting rod is connected with the positioning shaft and is used for adjusting the working length of the broken wire dismounting tool;
the positioning shaft is connected with the drill clamp, and the drill clamp is used for installing a broken wire detaching drill bit;
the positioning shaft is connected with the guide shaft sleeve through the supporting assembly;
the guide shaft sleeve is connected with the positioning joint, and the positioning joint is matched and positioned with the internal thread of the broken wire.
2. The wire breaking and detaching tool according to claim 1, wherein a first internal thread is arranged at a joint of the positioning shaft and the drill clamp;
the drill bit clamp is provided with a first external thread matched with the first internal thread;
when the first internal thread and the first external thread are screwed, the positioning shaft is fixedly connected with the drill clamp.
3. The wire breaking and detaching tool according to claim 2, wherein a second external thread is further arranged at one end of the outer side of the connection part of the guide shaft sleeve and the drill clamp;
and when the internal thread of the broken wire bolt is the same as the second external thread in specification, the guide shaft sleeve positions the broken wire disassembling tool.
4. The wire breaking and detaching tool according to claim 3, wherein a third external thread is arranged at a larger position of the positioning joint;
the positioning joint is detachably matched and connected with the guide shaft sleeve;
when the internal thread of the broken screw bolt is the same as the third external thread, the guide shaft sleeve and the positioning joint fitting are used for positioning the broken screw disassembling tool.
5. The wire breaking and detaching tool according to claim 4, further comprising a first tightening screw;
the guide shaft sleeve is provided with a through hole, the positioning joint is provided with a first internal thread through hole, and a first tightening screw penetrates through the through hole and the first internal thread through hole to fixedly connect the positioning joint and the guide shaft sleeve.
6. The wire breaking and detaching tool according to claim 1, further comprising a second tightening screw;
the drill jig is provided with a second internal thread through hole, and the second tightening bolt penetrates through the second internal thread through hole to fixedly connect the broken wire detaching drill bit to the drill jig;
when the second tightening screw is in a loosened state, the wire breaking and detaching drill bit is in a replaceable state.
7. The broken wire removing tool according to claim 1, wherein a second internal thread is arranged at the joint of the positioning shaft and the connecting rod;
the connecting rod is provided with a fourth external thread matched with the second internal thread;
when the second internal thread and the fourth external thread are screwed down, the positioning shaft is fixedly connected with the connecting rod.
8. The wire breaking and detaching tool according to claim 1, further comprising a first nut;
the first nut is arranged at the connecting position of the connecting rod and the positioning shaft;
the connecting rod is provided with a fifth external thread matched with the first nut;
when the first nut is screwed down, the connecting rod is fixed on the positioning shaft.
9. The wire breaking and detaching tool according to claim 1, wherein the support assembly includes a first bearing and a second bearing;
the first bearing and the second bearing are arranged at two ends of the positioning shaft;
the first bearing and the second bearing are in clearance fit with the guide shaft sleeve, so that the positioning shaft axially moves in the guide shaft sleeve and stably rotates.
10. The wire breaking and removing tool according to any one of claims 1 to 9, further comprising an electric drill connected with the connecting rod for controlling the connecting rod to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993128.0U CN218613778U (en) | 2021-11-30 | 2021-11-30 | Broken wire removing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122993128.0U CN218613778U (en) | 2021-11-30 | 2021-11-30 | Broken wire removing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218613778U true CN218613778U (en) | 2023-03-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122993128.0U Active CN218613778U (en) | 2021-11-30 | 2021-11-30 | Broken wire removing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218613778U (en) |
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2021
- 2021-11-30 CN CN202122993128.0U patent/CN218613778U/en active Active
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