CN214578226U - Anti-loose lock nut assembly - Google Patents
Anti-loose lock nut assembly Download PDFInfo
- Publication number
- CN214578226U CN214578226U CN202023345312.6U CN202023345312U CN214578226U CN 214578226 U CN214578226 U CN 214578226U CN 202023345312 U CN202023345312 U CN 202023345312U CN 214578226 U CN214578226 U CN 214578226U
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- nut
- locking
- screw rod
- ring
- limiting
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- 230000000670 limiting effect Effects 0.000 claims description 42
- 238000013016 damping Methods 0.000 claims description 10
- 206010040007 Sense of oppression Diseases 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 3
- 235000011613 Pinus brutia Nutrition 0.000 description 3
- 241000018646 Pinus brutia Species 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model provides a pair of locking lock nut assembly, reach and be locked the screw rod including nut fixing base, supplementary spacing rubber ring, nut location footstock, nut fixing base top border is equipped with supplementary spacing rubber ring, supplementary spacing rubber ring top is equipped with nut location footstock, the inside locking pad that is equipped with of nut location footstock, locking pad central authorities are equipped with and are locked the screw rod, supplementary spacing rubber ring inboard is equipped with the joint inner circle, joint inner circle bottom is equipped with the spring washer, nut fixing base bottom is equipped with the bolt base. The utility model discloses simple structure, inside nut fixing base and nut location footstock located the bolt base, become a whole with whole bolt assembly, will be fixed inside nut location footstock by the locking screw rod, when the nut assembly need be pulled down, need specific direction's screw power take spacing post from locking anti-moving coil, can reduce locking anti-moving coil to the oppression of screw rod contact jaw, can not take place the not hard up phenomenon of nut assembly.
Description
Technical Field
The utility model relates to a nut fastener technical field, in particular to locking lock nut component.
Background
After the installation and debugging of the existing mechanical equipment are completed, the footing of the equipment needs to be positioned by bolts and nuts to prevent the equipment from loosening, so that the precision of the equipment is ensured. However, after the mechanical equipment runs for a period of time, the nut is loosened due to the vibration of the equipment due to the change of load, the conditions of heating and damage of the bearing, burning of the motor and the like can occur, so that the production is affected, the equipment needs to be aligned and debugged again, and the equipment is troublesome and cannot be easily guaranteed to recover to the original installation precision. Therefore, in order to prevent the nut from loosening, the currently adopted methods include: adding an elastic washer below the nut; increasing the torque of the wrench; the principle of the method is to increase positive pressure by using methods of fastening double nuts and the like, so that the friction resistance of the loosening of the nuts is increased. However, even with the above method, the device may loosen again after a period of use, and then need to be aligned and debugged. The debugging is changed again, not only increases the cost, and the installation is inconvenient, and the latter causes great work load when changing, dismantling or maintaining, and change trouble and extravagant part. To this end, a locknut assembly is proposed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem of providing an anti-loose lock nut component to overcome the problems of easy looseness, low firmness and frequent disassembly and replacement of the nut in the prior art; the fixing device has the advantages that the purposes of prolonging the fixing time of the nut assembly, increasing the fixing effect of the nut assembly and buffering the stress effect of the nut assembly are achieved, and the nut assembly and the bolt piece are fixed.
The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides a locking lock nut assembly, includes nut fixing base, supplementary spacing rubber ring, nut location footstock and is locked the screw rod, nut fixing base top border is equipped with supplementary spacing rubber ring, supplementary spacing rubber ring top is equipped with nut location footstock, the inside locking pad that is equipped with of nut location footstock, locking pad central authorities are equipped with and are locked the screw rod, supplementary spacing rubber ring inboard is equipped with the joint inner circle, joint inner circle bottom is equipped with the spring washer, nut fixing base bottom is equipped with the bolt base.
As an optimized scheme of the utility model, wherein: the nut positioning device is characterized in that a limiting column is arranged at the top end inside the nut fixing seat, a locking anti-moving ring is arranged on the inner side of the limiting column, the locking anti-moving ring extends into the nut positioning top seat, a plurality of conical bodies are arranged in the locking anti-moving ring, a screw rod contact end is arranged on the inner side of the locking anti-moving ring, and a meshing thread part matched with the thread arranged outside the locked screw rod is arranged on the inner wall of the screw rod contact end.
As an optimized scheme of the utility model, wherein: the outer end of the inner wall of the nut positioning top seat is provided with a locking sleeve cushion layer, the inner side of the locking sleeve cushion layer is in contact with the top end of the outer wall of the locking anti-moving ring, the top end of the inner part of the nut positioning top seat is provided with a limiting top seat, and the limiting top seat is right opposite to the top of the locked screw rod.
As an optimized scheme of the utility model, wherein: the bottom of the locking anti-moving ring is provided with a plurality of limiting frames, the limiting frames are embedded into the nut fixing seat, and the top ends of the limiting frames are embedded into the bottom of the locking anti-moving ring.
As an optimized scheme of the utility model, wherein: be equipped with the screw rod base by locking screw rod bottom, screw rod base bottom is equipped with the anticreep retainer plate, the embedding of anticreep retainer plate in the bolt base, evenly be equipped with a plurality of thread engagement portions by the locking screw rod surface, be equipped with two sets of bayonet sockets relatively by locking screw rod surface border.
Furthermore, a plurality of positioning columns are uniformly arranged at the upper end and the lower end in the locking pad respectively, elastic locking structures are arranged on the inner sides of the positioning columns, each elastic locking structure comprises an elastic gasket and a connecting tip, and the connecting tip is embedded into the outer end of the contact end of the screw rod.
Furthermore, the bottom of the positioning column arranged at the bottom of the locking pad is provided with a stand column, and the stand column is embedded into the nut fixing seat.
Further, be equipped with the damping spacing collar by locking screw rod border, the damping spacing collar outer end is equipped with the contact inner circle, the contact inner circle outer end is equipped with a plurality of spacing rubber pieces, spacing rubber piece outer end is equipped with the anti-skidding rubber circle, anti-skidding rubber circle outer end with screw rod contact jaw outer end border contact.
Furthermore, the center of the nut fixing seat is arranged in a hollow mode, the bolt base penetrates through the nut fixing seat, and the bottom of the elastic washer is embedded into the contact end of the nut fixing seat and the bolt base.
Compared with the prior art, the technical scheme of the utility model have following advantage:
1. the utility model provides a locking lock nut assembly, a structure is simple, it is inside that nut fixing base and nut location footstock locate the bolt base, constitute a whole with whole bolt assembly, locking pad and screw rod contact jaw intermeshing, will fix inside nut location footstock by the locking screw rod, when needing to pull down nut assembly, the screw force that needs specific direction takes away from locking anti-moving coil with spacing post, reduce the oppression of locking anti-moving coil to the screw rod contact jaw, take off spacing pin, reverse rotation bolt base, can pull down on the fixed subassembly of bolt moving nut, do not have specific exogenic action and descend, the not hard up phenomenon of nut assembly can not take place.
2. The utility model discloses the scheme is being equipped with rubber damping device by locking screw rod outer end, the meshing device of cooperation screw rod contact jaw can turn into radial tightening force with rotatory circumference power, can play high-efficient reliable locking effect, elastic element's design has further increased the locking reliability, effectively prevents the pine and takes off, spacing and conical body run through each connection seat subassembly to greatly increased this nut assembly and by the connecting force between the locking screw rod, avoid taking off because of the easy pine of vibration and make the connection inefficacy.
Drawings
FIG. 1 is a schematic structural view of a lock nut assembly of the present invention;
FIG. 2 is a first schematic view of the internal components of a locknut assembly of the present invention;
FIG. 3 is a second schematic structural view of the inner assembly of the anti-loosening lock nut assembly of the present invention;
fig. 4 is a transverse cross-sectional view of the locked screw of the locknut assembly of the present invention.
Wherein: the nut locking device comprises a nut fixing seat 1, an auxiliary limiting rubber ring 2, a nut positioning top seat 3, a locking cushion 4, a positioning column 41, a locked screw rod 5, a damping limiting ring 51, a contact inner ring 52, a limiting rubber block 53, an anti-skid rubber ring 54, a screw rod base 55, an anti-drop fixing ring 56, a thread meshing part 57, a bayonet 58, a clamping inner ring 6, an elastic washer 7, a bolt base 8, a limiting column 9, a locking sleeve cushion layer 10, a conical body 11, a locking anti-moving ring 12, a limiting top seat 13, a screw rod contact end 14 and a limiting frame 15.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1-4, the utility model provides a locking and locking nut assembly, which comprises a nut fixing seat 1, an auxiliary limiting rubber ring 2, a nut positioning top seat 3 and a locked screw rod 5, the top edge of the nut fixing seat 1 is provided with the auxiliary limiting rubber ring 2, the top end of the auxiliary limiting rubber ring 2 is provided with the nut positioning top seat 3, the nut positioning top seat 3 is internally provided with a locking pad 4, the center of the locking pad 4 is provided with the locked screw rod 5, the inner side of the auxiliary limiting rubber ring 2 is provided with a clamping inner ring 6, the bottom end of the clamping inner ring 6 is provided with an elastic washer 7, the bottom of the nut fixing seat 1 is provided with a bolt base 8, the nut fixing seat 1 supports the auxiliary limiting rubber ring 2 and the nut positioning top seat 3, the auxiliary limiting rubber ring 2 can prevent the connection between the nut positioning top seat 3 and the nut fixing seat 1 from loosening, the clamping inner ring 6 is fixed at the inner side of the auxiliary limiting rubber ring 2, the clamping inner ring 6 and the elastic washer 7 strengthen the friction force of the nut fixing seat 1 on the locking pad 4, avoid the bolt to rotate the in-process and take place the displacement with nut fixing base 1, bolt base 8 is the fixed object of nut component, through stretching into locking pad 4 with locking screw rod 5 at its top, fixes bolt base 8 and by locking screw rod 5, will be fixed to set up in nut fixing component bottom by locking screw rod 5 and its installed part.
Referring to fig. 1 and 2, a limiting column 9 is arranged at the top end inside the nut fixing seat 1, a locking anti-moving ring 12 is arranged on the inner side of the limiting column 9, the locking anti-moving ring 12 extends into the nut positioning top seat 3, a plurality of conical bodies 11 are arranged in the locking anti-moving ring 12, a screw rod contact end 14 is arranged on the inner side of the locking anti-moving ring 12, a meshing thread part matched with a thread arranged outside a locked screw rod 5 is arranged on the inner wall of the screw rod contact end 14, the limiting column 9 can limit the distance between the locking anti-moving ring 12 and the screw rod contact end 14, when the fixed screw and the components thereof need to be disassembled, the screw force in a specific direction can drive the limiting column 9 to be separated from the locking anti-moving ring 12, the compression of the locking anti-moving ring 12 to the screw contact end 14 is reduced, the bolt base 8 is rotated reversely, can pull down the bolt from nut fixed subassembly, do not have under the specific exogenic action, the nut mounting can not take place the not hard up phenomenon of nut subassembly.
Spacing post 9 and conical body 11 run through each connecting seat subassembly to greatly increased this nut assembly and by the coupling force between the locking screw rod 5, avoided because of the vibration easy pine take off make the connection inefficacy.
3 inner wall outer ends of nut location footstock are equipped with lock sleeve bed course 10, 12 outer wall top contacts of locking prevention circle of lock sleeve bed course 10 inboard and locking, 3 inside tops of nut location footstock are equipped with spacing footstock 13, spacing footstock 13 is just to being locked 5 tops, lock sleeve bed course 10 packing nut location footstock is inside 3, and prevent the contact of 12 outer ends of circle through it and locking, can prevent that locking prevention circle 12 tops from taking place deformation, guarantee the live time of locking prevention circle 12, spacing footstock 13 can prevent to be locked 5 and 3 contacts of nut location footstock, and can provide the positive limiting action of guaranteeing to be locked 5 screw, guarantee nut fixing device's direction of operation.
Locking is prevented moving 12 bottoms and is equipped with a plurality of spacing 15, and spacing 15 imbeds in the nut fixing base 1, and spacing 15 tops imbeds locking and prevents moving 12 bottoms, and spacing 15 fixes locking and prevents moving 12 and nut fixing base 1's connection, prevents that locking is prevented moving 12 inside assembly and is taking place not hard up under the circumferential force effect of locked screw 5, guarantees screw rod locking quality.
Referring to fig. 3, by being equipped with screw base 55 bottom locking screw 5, screw base 55 bottom is equipped with anticreep retainer plate 56, anticreep retainer plate 56 imbeds in the bolt base 8, by locking screw 5 surface evenly be equipped with a plurality of thread engagement portions 57, by locking screw 5 surface border be equipped with two sets of bayonet sockets 58 relatively, anticreep retainer plate 56 guarantees to be connected by locking screw and bolt base 8, thread engagement portion 57 is connected with the inboard meshing portion of screw contact end 14, nut location footstock 3 is just being equipped with spacing mouthful to bayonet socket 58 department, can insert spacing mouthful with spacing pin and stretch into bayonet socket 58 in, be about to being fixed in nut location footstock 3 below by locking stud 5.
A plurality of positioning columns 41 are uniformly arranged at the upper end and the lower end in the locking pad 4 respectively, elastic locking structures are arranged on the inner sides of the positioning columns 41 and comprise elastic gaskets and connecting tips arranged on the inner sides of the elastic locking structures, the connecting tips are embedded into the outer end of the screw contact end 14, and the positioning columns 41 strengthen the connection between the locking pad 4 and the screw contact end 14 through the elastic gaskets and the connecting tips, so that the stabilizing effect of the locking pad is strengthened.
The stand is all established to reference column 41 bottom that 4 bottoms of locking pad set up, and stand embedding nut fixing base 1, locking pad 4 bottom are fixed on 1 top of nut fixing base through the reference column 41 of its bottom, and with locking pad 4 and nut fixing base 1 formation a whole, avoid the fixed inside subassembly of nut to appear giving birth to the obscission.
Referring to fig. 4, a damping limiting ring 51 is arranged at the edge of the locked screw 5, a contact inner ring 52 is arranged at the outer end of the damping limiting ring 51, a plurality of limiting rubber blocks 53 are arranged at the outer end of the contact inner ring 52, anti-slip rubber rings 54 are arranged at the outer ends of the limiting rubber blocks 53, the outer ends of the anti-slip rubber rings 54 are in contact with the outer end edge of the screw contact end 14, the damping limiting ring 51 and the contact inner ring 52 are made of rubber materials, friction force between the damping limiting ring and the contact inner ring can be increased, the phenomenon of slipping between the screw contact end 14 and the locked screw 5 can be prevented, the influence of threads of the screw contact end 14 on threads at the edge of the locked screw 5 can be reduced by the rubber blocks 53 and the anti-slip rubber pads 54, and the influence of vibration generated by mechanical operation on the nut fixing component can be reduced.
The nut fixing seat 1 is hollow in the center, the bolt base 8 penetrates through the nut fixing seat 1, the bottom of the elastic washer 7 is embedded into the nut fixing seat 1 and the contact end of the bolt base 8, and the bolt base 8 stretches into the nut positioning top seat 3 through the center of the nut fixing seat 1 to be fixedly connected with the inside of the nut positioning top seat.
The utility model provides a locking lock nut assembly, it is inside to fix bolt assembly through nut fixing base 1 and nut location footstock 3 and locate it, constitute a whole with whole bolt assembly, locking pad 4 reaches and is held contact jaw intermeshing by locking screw 5, will be fixed inside nut location footstock 3 by locking screw 5, when needing to pull down nut assembly, the screw force that needs specific direction takes spacing post 9 away from locking check ring 12, reduce locking check ring 12 and to the oppression of being held the contact jaw by locking screw 5, reverse rotation bolt base 8, can pull down on the fixed subassembly of bolt movable nut, do not have under the specific exogenic action, the not hard up phenomenon of nut assembly can not take place.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. A locking and locking nut assembly comprises a nut fixing seat (1), an auxiliary limiting rubber ring (2), a nut positioning top seat (3) and a locked screw (5), and is characterized in that the auxiliary limiting rubber ring (2) is arranged at the top end edge of the nut fixing seat (1), the nut positioning top seat (3) is arranged at the top end of the auxiliary limiting rubber ring (2), a locking pad (4) is arranged inside the nut positioning top seat (3), the locked screw (5) is arranged in the center of the locking pad (4), a clamping inner ring (6) is arranged on the inner side of the auxiliary limiting rubber ring (2), an elastic washer (7) is arranged at the bottom end of the clamping inner ring (6), and a bolt base (8) is arranged at the bottom of the nut fixing seat (1);
the nut positioning device comprises a nut fixing seat (1), a nut positioning top seat (3) and a nut positioning top seat (14), wherein a limiting column (9) is arranged at the top end inside the nut fixing seat (1), a locking anti-moving ring (12) is arranged on the inner side of the limiting column (9), the locking anti-moving ring (12) extends into the nut positioning top seat (3), a plurality of conical bodies (11) are arranged in the locking anti-moving ring (12), a screw rod contact end (14) is arranged on the inner side of the locking anti-moving ring (12), and a meshing thread part matched with threads arranged outside the locked screw rod (5) is arranged on the inner wall of the screw rod contact end (14);
the outer end of the inner wall of the nut positioning top seat (3) is provided with a locking sleeve cushion layer (10), the inner side of the locking sleeve cushion layer (10) is in contact with the top end of the outer wall of the locking anti-moving ring (12), the top end of the inner part of the nut positioning top seat (3) is provided with a limiting top seat (13), and the limiting top seat (13) is over against the top of the locked screw (5);
the bottom of the locking anti-moving ring (12) is provided with a plurality of limiting frames (15), the limiting frames (15) are embedded into the nut fixing seat (1), and the top ends of the limiting frames (15) are embedded into the bottom of the locking anti-moving ring (12);
wherein, be equipped with screw rod base (55) by locking screw rod (5) bottom, screw rod base (55) bottom is equipped with anticreep retainer plate (56), anticreep retainer plate (56) embedding in bolt base (8), evenly be equipped with a plurality of thread engagement portions (57) by locking screw rod (5) surface, be equipped with two sets of bayonet sockets (58) relatively by locking screw rod (5) surface border.
2. The anti-loose lock nut assembly as claimed in claim 1, wherein a plurality of positioning columns (41) are uniformly arranged at the upper end and the lower end of the locking pad (4), respectively, the inner sides of the positioning columns (41) are provided with elastic locking structures, each elastic locking structure comprises an elastic gasket and a connecting tip arranged at the inner side of the elastic locking structure, and the connecting tip is embedded into the outer end of the screw contact end (14).
3. The anti-loose lock nut assembly as claimed in claim 2, wherein the bottom of the positioning columns (41) arranged at the bottom of the lock pad (4) are provided with vertical columns, and the vertical columns are embedded in the nut fixing seat (1).
4. The anti-loose lock nut assembly according to claim 1, characterized in that a damping spacing ring (51) is arranged at the edge of the locked screw (5), a contact inner ring (52) is arranged at the outer end of the damping spacing ring (51), a plurality of spacing rubber blocks (53) are arranged at the outer end of the contact inner ring (52), an anti-skid rubber ring (54) is arranged at the outer end of each spacing rubber block (53), and the outer end of each anti-skid rubber ring (54) is in contact with the edge of the outer end of the screw contact end (14).
5. The anti-loose lock nut assembly according to claim 1, characterized in that the nut holder (1) is hollow in the center, the bolt base (8) penetrates through the nut holder (1), and the bottom of the elastic washer (7) is embedded into the contact end of the nut holder (1) and the bolt base (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023345312.6U CN214578226U (en) | 2020-12-31 | 2020-12-31 | Anti-loose lock nut assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023345312.6U CN214578226U (en) | 2020-12-31 | 2020-12-31 | Anti-loose lock nut assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214578226U true CN214578226U (en) | 2021-11-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023345312.6U Expired - Fee Related CN214578226U (en) | 2020-12-31 | 2020-12-31 | Anti-loose lock nut assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214578226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117028393A (en) * | 2023-10-10 | 2023-11-10 | 福建省晋江市励精汽配有限公司 | Elastic self-locking locknut |
-
2020
- 2020-12-31 CN CN202023345312.6U patent/CN214578226U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117028393A (en) * | 2023-10-10 | 2023-11-10 | 福建省晋江市励精汽配有限公司 | Elastic self-locking locknut |
| CN117028393B (en) * | 2023-10-10 | 2023-12-15 | 福建省晋江市励精汽配有限公司 | Elastic self-locking locknut |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211102 |