CN220646441U - Abnormal shape bolt nut subassembly - Google Patents
Abnormal shape bolt nut subassembly Download PDFInfo
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- CN220646441U CN220646441U CN202321281148.8U CN202321281148U CN220646441U CN 220646441 U CN220646441 U CN 220646441U CN 202321281148 U CN202321281148 U CN 202321281148U CN 220646441 U CN220646441 U CN 220646441U
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- 230000002159 abnormal effect Effects 0.000 title description 3
- 238000009434 installation Methods 0.000 claims abstract description 68
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 8
- 241001330002 Bambuseae Species 0.000 claims description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 8
- 239000011425 bamboo Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000009711 regulatory function Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a special-shaped bolt and nut assembly, which relates to the technical field of bolts and nuts and comprises a mounting cylinder, a mounting pre-tightening unit and a U-shaped nut mounting unit; the inside of the mounting cylinder is provided with a cylindrical through hole, and the left end and the right end of the mounting cylinder are respectively provided with a first threaded hole; a fixing nut is arranged in the middle section of the outer surface of the mounting cylinder; the installation pre-tightening unit is installed on the right side of the installation cylinder; the U-shaped nut installation unit comprises an installation head, a U-shaped ring, a fixed block, a screwing thread, a U-shaped ring square adjusting nut and a U-shaped ring fixing nut, wherein the right end of the installation pretension unit is in threaded connection with the installation head, the right side of the installation head is fixedly connected with one end of the U-shaped ring, the assembly is convenient to meet the practical application requirements by arranging the U-shaped nut structure, and simultaneously the assembly is provided with a pretension spring inside a bolt member to improve the pretension between the nut and the bolt and prevent the nut from loosening.
Description
Technical Field
The utility model relates to the technical field of bolts and nuts, in particular to a special-shaped bolt and nut assembly.
Background
The bolt is a mechanical part, is a cylindrical threaded fastener matched with a nut, and consists of a head part and a screw rod, wherein the screw rod is a cylinder with external threads, and is matched with the nut for fastening and connecting two parts with through holes.
The special-shaped bolt and nut assembly comprises two symmetrically arranged special-shaped bolts, wherein the special-shaped bolts are provided with a first screw, a second screw and a third screw, the screw threads of the first screw and the second screw are opposite, special-shaped nuts are respectively connected to the first screw and the second screw in a threaded manner, the outer circumferential surface of the left half section of each special-shaped nut is of a gear structure, the outer circumferential surface of the right half section of each special-shaped nut is of a hexagonal prism structure, the special-shaped nut gear structure on the first screw is meshed with the special-shaped nut gear structure on the second screw, and a blind hole for inserting an external part is formed in the end face of the six-prism structure end of each special-shaped nut; the third screw rods of the two special-shaped bolts are oppositely arranged, and the third screw rods of the two special-shaped bolts are in threaded connection through a threaded sleeve.
At present, the traditional bolts and nuts are of a single structure, are single in structure and single in function, and in some bolt-nut combinations, the bolts and nuts are loosened due to the conditions of vibration, high-low load change, impact and the like, or the bolts are pretightening force is too small, no member for preventing the nuts from falling off is arranged, so that the nuts fall off, and the production efficiency is influenced.
Disclosure of Invention
The technical problem to be solved by the utility model is to overcome the existing defects, and provide the special-shaped bolt and nut assembly, the U-shaped nut structure is convenient to meet practical application requirements, and the pre-tightening force between the nut and the bolt is improved and the nut is prevented from loosening by arranging the pre-tightening force spring inside the bolt member, so that the problems in the background technology can be effectively solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a special-shaped bolt and nut assembly comprises a mounting cylinder, a mounting pre-tightening unit and a U-shaped nut mounting unit;
and (3) a mounting barrel: a cylindrical through hole is formed in the mounting barrel, and first threaded holes are respectively formed in the left end and the right end of the mounting barrel; a fixing nut is arranged in the middle section of the outer surface of the mounting cylinder;
installing a pre-tightening unit: is arranged on the right side of the mounting cylinder;
u-shaped nut mounting unit: contain installation head, U type circle, fixed block, screw thread, U type circle square adjusting nut and U type circle fixation nut, the right-hand member threaded connection installation head of installation pretension unit, the closed one end of the right side fixed connection U type circle of installation head, the through-hole of seting up on the middle section fixed connection fixed block of U type circle, screw thread has been seted up to the surface of the right-hand member U type circle of fixed block, screw thread's left Duan Luowen connects U type circle square adjusting nut, screw thread's right-hand member threaded connection U type circle fixation nut.
The installation section of thick bamboo is used for providing the installation pretension effect for installation pretension unit, first screw hole is used for threaded connection other subassemblies, fixation nut conveniently tightens the bolt assembly of installation section of thick bamboo, the installation pretension unit is used for connecting U type nut installation unit, the installation head is used for threaded connection other bolts, the security and the load that the U type circle can improve the bolt, the fixed block is used for preventing that U type circle from taking place to warp, screw thread is used for connecting other nut assemblies simultaneously also for installing U type circle square adjusting nut and U type circle fixation nut, U type circle square adjusting nut and U type circle fixation nut are used for fastening the fastener wherein.
Further, the U-shaped nut mounting unit further comprises a mounting pin and an anti-falling square sheet, a rectangular through groove is formed in the right end surface of the U-shaped ring, the anti-falling square sheet is mounted in the rectangular through groove, and one end of the anti-falling square sheet, which is far left, is movably connected with the U-shaped ring through the mounting pin. The mounting pin is used for connecting the anti-falling square piece, one side of the anti-falling square piece is slightly longer, and the nut can be prevented from falling off.
Further, the installation pretension unit comprises an installation bolt, a square adjusting nut and a fastening nut, the right side of the installation cylinder is connected with the installation bolt in a threaded mode, the middle end of the installation bolt is fixedly connected with the center hole of the square adjusting nut, and the right end of the installation bolt is connected with the fastening nut in a threaded mode. The mounting bolts are used for being connected with other components in a threaded mode, the square adjusting nuts are used for fastening nut components at two ends, and the fastening nuts are used for improving pretightening force.
Further, the installation pretension unit still includes left side fixed gasket, pretension spring and right side installation gasket, the inside center trompil left end installation left side fixed gasket of installation section of thick bamboo, pretension spring is installed to the right-hand member of left side fixed gasket, the right side installation gasket is installed to pretension spring's the other end. The left side fixed gasket and the right side installation gasket are used for connecting the pre-tightening spring and the bolt, and the pre-tightening force is improved through the elastic effect of the pre-tightening spring.
Further, still include fastening block, fastening block bolt, coupling nut, connecting block bolt and connecting block, install the fastening block on the U type circle, two fastening block bolts of right side terminal surface upper and lower extreme fixed connection respectively of fastening block, two coupling nut of two fastening block bolts threaded connection respectively, two connecting block bolts of right side threaded connection of two coupling nuts, the upper and lower extreme of the right-hand member face fixed connection connecting block left side terminal surface of two connecting block bolts. The fastening block is used for installing and connecting the connecting nut, connecting block bolts and connecting blocks can be connected through twisting the connecting nut, and the diversity of the bolt assembly is improved.
Further, the connecting cylinder is connected with the second threaded hole, the connecting cylinder is arranged in the center of the right side of the connecting block, and the second threaded hole is connected in the center of the connecting cylinder. The connecting cylinder is used for fixing and installing other bolt assemblies, and the second threaded hole is connected for being in threaded connection with other bolts.
Compared with the prior art, the utility model has the beneficial effects that:
1. this abnormal shape bolt nut subassembly through the structure that uses U type nut, has both improved the connection fastness of nut, has improved the multiple regulatory function of bolt and nut again, makes it can be simply and conveniently be connected with external component, has improved application range.
2. According to the special-shaped bolt and nut assembly, the buffer spring is arranged inside the connecting bolt, and the spring can be replaced to improve the pretightening force of the bolt in the screwing process of the bolt, so that the tightness of the nut can be improved, and falling is prevented.
3. According to the special-shaped bolt and nut assembly, the nut anti-falling steel sheet design is arranged at the tail end of the screw shaft, so that the nut can be loosened in time, even when falling, the bolt at the falling position of the fastener can be blocked, and the safety is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic side view of the present utility model;
FIG. 3 is a schematic cross-sectional view of the present utility model.
In the figure: the device comprises a fixing nut 1, a mounting cylinder 2, a first threaded hole 3, a mounting pretensioning unit 4, a fixing gasket 41 on the left side, a pretensioning spring 42, a mounting gasket 43 on the right side, a mounting bolt 44, a square adjusting nut 45, a fastening nut 46, a U-shaped nut mounting unit 5, a mounting head 51, a U-shaped ring 52, a fixing block 53, a screwing thread 54, a square adjusting nut 55U-shaped ring, a fixing nut 56U-shaped ring 57, a mounting pin 58, an anti-falling square piece 58, a fastening block 6, a fastening block bolt 7, a connecting nut 8, a connecting block bolt 9, a connecting block 10, a connecting cylinder 11 and a connecting cylinder 12 which are connected with a second threaded hole.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present embodiment provides a technical solution: a special-shaped bolt and nut assembly comprises a mounting cylinder 2, a mounting pre-tightening unit 4 and a U-shaped nut mounting unit 5;
and (2) mounting a barrel: a cylindrical through hole is formed in the inner part, and first threaded holes 3 are respectively formed in the left end and the right end of the mounting cylinder 2; the middle section of the outer surface of the mounting cylinder 2 is provided with a fixing nut 1;
installing a pre-tightening unit 4: is arranged on the right side of the mounting cylinder 2; the installation pretensioning unit 4 comprises an installation bolt 44, a square adjusting nut 45 and a fastening nut 46, wherein the right side of the installation cylinder 2 is in threaded connection with the installation bolt 44, the middle end of the installation bolt 44 is fixedly connected with the central hole of the square adjusting nut 45, and the right end of the installation bolt 44 is in threaded connection with the fastening nut 46. The mounting bolts 44 are used for threaded connection with other components, the square adjusting nuts 45 are used for fastening nut components at two ends, and the fastening nuts 46 are used for improving pretightening force.
The installation pretension unit 4 also comprises a left fixed gasket 41, a pretension spring 42 and a right installation gasket 43, wherein the left fixed gasket 41 is installed at the left end of the central opening in the installation cylinder 2, the pretension spring 42 is installed at the right end of the left fixed gasket 41, and the right installation gasket 43 is installed at the other end of the pretension spring 42. The left fixing spacer 41 and the right mounting spacer 43 are used to connect the pre-tightening spring 42 and the bolt, and the pre-tightening force is improved by the elastic effect of the pre-tightening spring 42.
U-shaped nut mounting unit 5: the U-shaped ring comprises a mounting head 51, a U-shaped ring 52, a fixing block 53, a screwing thread 54, a U-shaped ring square block adjusting nut 55 and a U-shaped ring fixing nut 56, wherein the right end of a mounting pre-tightening unit 4 is in threaded connection with the mounting head 51, the right side of the mounting head 51 is fixedly connected with one closed end of the U-shaped ring 52, the middle section of the U-shaped ring 52 is fixedly connected with a through hole formed in the fixing block 53, the screwing thread 54 is formed in the outer surface of the right end U-shaped ring 52 of the fixing block 53, the left Duan Luowen of the screwing thread 54 is connected with the U-shaped ring square block adjusting nut 55, and the right end of the screwing thread 54 is in threaded connection with the U-shaped ring fixing nut 56.
The installation section of thick bamboo 2 is used for providing installation pretension effect for installation pretension unit 4, first screw hole 3 is used for threaded connection other subassemblies, fixation nut 1 conveniently tightens the bolt assembly of installation section of thick bamboo 2, installation pretension unit 4 is used for connecting U type nut installation unit 5, installation head 51 is used for threaded connection other bolts, U type circle 52 can improve the security and the load of bolt, fixed block 53 is used for preventing U type circle 52 to take place to warp, screw thread 54 is used for connecting other nut assemblies simultaneously also for installing U type circle square adjustment nut 55 and U type circle fixation nut 56, U type circle square adjustment nut 55 and U type circle fixation nut 56 are used for fastening fastener wherein.
The U-shaped nut mounting unit 5 further comprises a mounting pin 57 and an anti-falling square piece 58, a rectangular through groove is formed in the right end surface of the U-shaped ring 52, the anti-falling square piece 58 is mounted in the rectangular through groove, and one end, far to the left, of the anti-falling square piece 58 is movably connected with the U-shaped ring 52 through the mounting pin 57. The mounting pin 57 is used for connecting the anti-falling square piece 58, and the side of the anti-falling square piece 58 is slightly longer, so that the nut can be prevented from falling off.
The U-shaped ring 52 is provided with a fastening block 6, two fastening block bolts 7 are fixedly connected to the upper end and the lower end of the right side end face of the fastening block 6 respectively, the two fastening block bolts 7 are in threaded connection with the two connecting nuts 8 respectively, the two connecting bolts 9 are in threaded connection with the right side of the two connecting nuts 8, and the right end face of the two connecting block bolts 9 is fixedly connected with the upper end and the lower end of the left side end face of the connecting block 10. The fastening block 6 is used for installing and connecting the connecting nut 8, and the connecting block bolt 9 and the connecting block 10 can be connected through twisting the connecting nut 8, so that the diversity of the bolt assembly is improved.
The connecting cylinder 11 and the second threaded hole 12 of connection, the right side center of connecting block 10 sets up connecting cylinder 11, and the center of connecting cylinder 11 sets up and connects second threaded hole 12. The connecting cylinder 11 is used for fixing and installing other bolt assemblies, and the second threaded hole 12 is connected for screwing other bolts.
The working principle of the special-shaped bolt and nut assembly provided by the utility model is as follows:
the installation section of thick bamboo 2 is used for providing installation pretension effect for installation pretension unit 4, first screw hole 3 is used for threaded connection other subassemblies, fixation nut 1 conveniently tightens the bolt assembly of installation section of thick bamboo 2, installation pretension unit 4 is used for connecting U type nut installation unit 5, installation head 51 is used for threaded connection other bolts, U type circle 52 can improve the security and the load of bolt, fixed block 53 is used for preventing U type circle 52 to take place to warp, screw thread 54 is used for connecting other nut assemblies simultaneously also for installing U type circle square adjustment nut 55 and U type circle fixation nut 56, U type circle square adjustment nut 55 and U type circle fixation nut 56 are used for fastening fastener wherein. The mounting pin 57 is used for connecting the anti-falling square piece 58, and the side of the anti-falling square piece 58 is slightly longer, so that the nut can be prevented from falling off. The mounting bolts 44 are used for threaded connection with other components, the square adjusting nuts 45 are used for fastening nut components at two ends, and the fastening nuts 46 are used for improving pretightening force. The left fixing spacer 41 and the right mounting spacer 43 are used to connect the pre-tightening spring 42 and the bolt, and the pre-tightening force is improved by the elastic effect of the pre-tightening spring 42. The fastening block 6 is used for installing and connecting the connecting nut 8, and the connecting block bolt 9 and the connecting block 10 can be connected through twisting the connecting nut 8, so that the diversity of the bolt assembly is improved. The connecting cylinder 11 is used for fixing and installing other bolt assemblies, and the second threaded hole 12 is connected for screwing other bolts.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. The utility model provides a heterotypic bolt nut subassembly which characterized in that: comprises a mounting cylinder (2), a mounting pre-tightening unit (4) and a U-shaped nut mounting unit (5);
mounting cylinder (2): a cylindrical through hole is formed in the mounting cylinder (2), and first threaded holes (3) are respectively formed in the left end and the right end of the mounting cylinder; a fixing nut (1) is arranged in the middle section of the outer surface of the mounting cylinder (2);
installing a pre-tightening unit (4): is arranged on the right side of the mounting cylinder (2);
u-shaped nut mounting unit (5): contain installation head (51), U type circle (52), fixed block (53), screw thread (54), U type circle square adjusting nut (55) and U type circle fixation nut (56), the right-hand member threaded connection installation head (51) of installation pretension unit (4), the closed one end of right side fixed connection U type circle (52) of installation head (51), the through-hole of seting up on the middle section fixed connection fixed block (53) of U type circle (52), screw thread (54) have been seted up to the surface of right-hand member U type circle (52) of fixed block (53), screw thread (54) left Duan Luowen connection U type circle square adjusting nut (55) of screw thread (54), the right-hand member threaded connection U type circle fixation nut (56) of screw thread (54).
2. A profiled bolt and nut assembly according to claim 1, characterized in that: the U-shaped nut mounting unit (5) further comprises a mounting pin (57) and an anti-falling square sheet (58), a rectangular through groove is formed in the right end surface of the U-shaped ring (52), the anti-falling square sheet (58) is mounted in the rectangular through groove, and one left end of the anti-falling square sheet (58) is movably connected with the U-shaped ring (52) through the mounting pin (57).
3. A profiled bolt and nut assembly according to claim 1, characterized in that: the installation pretension unit (4) comprises an installation bolt (44), a square adjusting nut (45) and a fastening nut (46), wherein the right side of the installation cylinder (2) is connected with the installation bolt (44) in a threaded mode, the middle end of the installation bolt (44) is fixedly connected with a central hole of the square adjusting nut (45), and the right end of the installation bolt (44) is connected with the fastening nut (46) in a threaded mode.
4. A profiled bolt and nut assembly according to claim 3, characterized in that: the installation pretension unit (4) still includes left side fixed gasket (41), pretension spring (42) and right side installation gasket (43), left side fixed gasket (41) are installed to the inside center trompil left end of installation section of thick bamboo (2), pretension spring (42) are installed to the right-hand member of left side fixed gasket (41), right side installation gasket (43) are installed to the other end of pretension spring (42).
5. A profiled bolt and nut assembly according to claim 1, characterized in that: still include fastening block (6), fastening block bolt (7), coupling nut (8), connecting block bolt (9) and connecting block (10), install fastening block (6) on U type circle (52), two fastening block bolts (7) of right side terminal surface upper and lower extreme fixed connection respectively of fastening block (6), two coupling nut (8) of threaded connection respectively of two fastening block bolts (7), two connecting block bolts (9) of right side threaded connection of two coupling nuts (8), the upper and lower end of right-hand member terminal surface fixed connection connecting block (10) left side terminal surface of two connecting block bolts (9).
6. A profiled bolt and nut assembly according to claim 5, characterized in that: the connecting device is characterized by further comprising a connecting cylinder (11) and a connecting second threaded hole (12), wherein the connecting cylinder (11) is arranged in the center of the right side of the connecting block (10), and the connecting second threaded hole (12) is arranged in the center of the connecting cylinder (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321281148.8U CN220646441U (en) | 2023-05-25 | 2023-05-25 | Abnormal shape bolt nut subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321281148.8U CN220646441U (en) | 2023-05-25 | 2023-05-25 | Abnormal shape bolt nut subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220646441U true CN220646441U (en) | 2024-03-22 |
Family
ID=90294975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321281148.8U Active CN220646441U (en) | 2023-05-25 | 2023-05-25 | Abnormal shape bolt nut subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220646441U (en) |
-
2023
- 2023-05-25 CN CN202321281148.8U patent/CN220646441U/en active Active
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