CN210600714U - Bolt easy to tighten and disassemble - Google Patents
Bolt easy to tighten and disassemble Download PDFInfo
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- CN210600714U CN210600714U CN201921261296.7U CN201921261296U CN210600714U CN 210600714 U CN210600714 U CN 210600714U CN 201921261296 U CN201921261296 U CN 201921261296U CN 210600714 U CN210600714 U CN 210600714U
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- cylinder
- hole
- threaded rod
- inserted bar
- lower extreme
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Abstract
The utility model provides an easy-to-tighten-disassemble bolt, which comprises a bent head part, a post rod and a nut, wherein the bent head part is fixed at the lower end of the post rod, the upper end of the post rod is fixed with an inserted rod, the inserted rod is sleeved with a cylinder, the outer surface of the upper end of the inserted rod is in an annular shape, at least three limiting strips are fixed at equal intervals, the inner surface of the cylinder body is provided with at least three limit grooves at equal intervals in a ring shape, at least three limit strips are respectively inserted in the at least three limit grooves, the outer surface of the upper end of the cylinder body is provided with an external thread, the nut is meshed on the cylinder body through the external thread, the outer surface of the lower end of the inserted rod is provided with a threaded through hole, a threaded rod is engaged in the threaded through hole through threads, the right side of the outer surface of the lower end of the cylinder body is provided with a first pin hole, and cylinder lower extreme surface left side sets up the second pinhole, compares with prior art, the utility model discloses following beneficial effect has: the combined assembly is realized, and the thread damage is prevented.
Description
Technical Field
The utility model relates to an easily tightly tear bolt open belongs to fastener technical field.
Background
Bolt: mechanical parts, cylindrical threaded fasteners fitted with nuts. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut and is used for fastening and connecting two parts with through holes. This form of connection is known as a bolted connection. If the nut is unscrewed from the bolt, the two parts can be separated, so that the bolt connection belongs to detachable connection. The earth anchor bolt is one of bolt, and at present, the screw thread on the earth anchor bolt is direct processing on the post, and earth anchor bolt anchor needs very long period of time just can stabilize the use in the concrete foundation back, and the screw thread position on the native anchor bolt exposes in the external world for a long time, receives the probability of damage such as colliding with big, and the screw thread on the earth anchor bolt damages the back simultaneously, is difficult to change, influences the installation of follow-up equipment.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an easy tight bolt of tearing open to solve the screw thread that proposes on the earth anchor bolt among the above-mentioned background art and be directly processing on the post, earth anchor bolt anchor back in the concrete foundation, often need very long a period just can stabilize the use, so the screw thread position on the earth anchor bolt exposes in the external world for a long time, receives the probability of reason damage such as colliding with big, and the screw thread on the earth anchor bolt damages the back simultaneously, is difficult to change, influences follow-up equipment fixing's problem, the utility model discloses realize the combination formula assembly, prevent that the screw thread from damaging.
In order to achieve the above purpose, the present invention is realized by the following technical solution: an easy-to-tighten-and-disassemble bolt comprises an elbow part, a post rod and a nut, wherein the elbow part is fixed at the lower end of the post rod, the upper end of the post rod is fixed with an inserted rod, the inserted rod is sleeved with a cylinder, the outer surface of the upper end of the inserted rod is in an annular shape, at least three limiting strips are fixed at equal intervals, the inner surface of the cylinder body is provided with at least three limit grooves at equal intervals in a ring shape, at least three limit strips are respectively inserted in the at least three limit grooves, the outer surface of the upper end of the cylinder body is provided with an external thread, the nut is meshed on the cylinder body through the external thread, the outer surface of the lower end of the inserted rod is provided with a threaded through hole, a threaded rod is engaged in the threaded through hole through threads, the right side of the outer surface of the lower end of the cylinder body is provided with a first pin hole, and a second pin hole is formed in the left side of the outer surface of the lower end of the cylinder, one end of the threaded rod extends into the first pin hole, and the other end of the threaded rod extends into the second pin hole.
Further, inserted bar and elbow portion and post are integrated into one piece structure, spacing and inserted bar are integrated into one piece structure.
Furthermore, threaded rod one end processing has first interior hexagonal hole, and the threaded rod other end processing has the interior hexagonal hole of second.
Further, the threaded rod is installed at least threely, at least three screw through-hole is seted up to inserted bar lower extreme surface equidistance, at least three first pinhole is seted up to cylinder lower extreme surface right side equidistance, at least three second pinhole is seted up to cylinder lower extreme surface left side equidistance, and is at least three the threaded rod meshes in at least three screw through-hole respectively.
Furthermore, the first pin hole central axis coincides with the second pin hole central axis, and the first pin hole and the second pin hole have the same specification.
The utility model has the advantages that: the utility model discloses a to process on having the cylinder cover of external screw thread to establish the inserted bar, and make spacing assign in the spacing inslot, pass first pinhole with the threaded rod afterwards and twist threaded hole in, realize the combination formula assembly of cylinder and inserted bar, when the pole anchor is in the concrete foundation, the cylinder that will process the external screw thread takes off from the inserted bar, overlap the cylinder on the inserted bar again when fixed equipment, avoid appearing the direct screw thread of processing on the pole and be difficult to the condition of changing after damaging, it can to change the cylinder when the external screw thread on the cylinder receives the damage.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of an easily detachable bolt of the present invention;
FIG. 2 is a perspective view of an insertion rod and a post rod of the bolt easy to tighten and disassemble according to the present invention;
FIG. 3 is a top view of the easy-to-detach bolt middle insert rod of the present invention;
FIG. 4 is a top view of a cylinder in an easily detachable bolt of the present invention;
FIG. 5 is a cross-sectional view of a cylinder of the easy-to-detach bolt of the present invention;
FIG. 6 is a cross-sectional view of a threaded rod of an easily detachable bolt of the present invention;
in the figure: 1-elbow part, 2-column rod, 3-threaded rod, 4-nut, 5-cylinder, 6-inserted rod, 7-limiting strip, 8-threaded through hole, 9-limiting groove, 10-first pin hole and 11-second pin hole.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides an easily tightly tear bolt open, including elbow portion 1, post 2 and nut 4, elbow portion 1 is fixed at 2 lower extremes of post, the fixed inserted bar 6 in 2 upper ends of post, the cylinder 5 is established to the cover on the inserted bar 6, 6 upper end external surfaces of inserted bar are the fixed at least three spacing 7 of annular equidistance, 5 internal surfaces of cylinder are the annular equidistance and set up at least three spacing groove 9, at least three spacing 7 is respectively ann and is inserted in at least three spacing groove 9, establish on the inserted bar 6 through 5 covers of cylinder that will process to have the external screw thread, and make spacing 7 ann insert in spacing groove 9, when twisting nut 4 on cylinder 5, cylinder 5 can not take place to rotate.
The outer surface of the upper end of a cylinder 5 is processed with external threads, a nut 4 is meshed on the cylinder 5 through the external threads, the outer surface of the lower end of an inserted rod 6 is provided with a threaded through hole 8, a threaded rod 3 is meshed in the threaded through hole 8 through the threads, the right side of the outer surface of the lower end of the cylinder 5 is provided with a first pin hole 10, the left side of the outer surface of the lower end of the cylinder 5 is provided with a second pin hole 11, one end of the threaded rod 3 extends into the first pin hole 10, the other end of the threaded rod 3 extends into the second pin hole 11, the cylinder 5 is sleeved on the inserted rod 6, the first pin hole 10 and the second pin hole 11 are aligned with the threaded through hole 8, then the threaded rod 3 is screwed into the threaded through the first pin hole 10, the other end of the threaded rod 3 is positioned in the second pin hole 11, the fixed connection between the cylinder 5 and the inserted rod 6 is realized, the cylinder 5 is sleeved on the inserted rod 6 during the fixing equipment, the situation that the thread processed on the column rod 2 is difficult to replace after being damaged is avoided, and the cylinder 5 can be replaced when the external thread on the cylinder 5 is damaged.
Hexagonal hole in the threaded rod 3 one end processing has first, and the processing of the 3 other ends of threaded rod has the hexagonal hole in the second, and the design in hexagonal hole in first and the second is convenient for adopt hexagonal spanner to twist threaded rod 3 in screw through-hole 8.
Threaded rod 3 installs at least threely, and 6 lower extreme surface equidistance of inserted bar set up at least three screw through- hole 8, and 5 lower extreme surface right sides equidistance of cylinder set up at least three first pinhole 10, and 5 lower extreme surface left sides equidistance of cylinder set up at least three second pinhole 11, and at least three threaded rod 3 meshes respectively in at least three screw through-hole 8, adopts at least three threaded rod 3 to connect inserted bar 6 and cylinder 5, improves the reliability that inserted bar 6 and cylinder 5 are connected.
The central axis of the first pin hole 10 coincides with the central axis of the second pin hole 11, the first pin hole 10 and the second pin hole 11 have the same specification, and the central axes coincide to facilitate the assembly of the threaded rod 3.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.
Claims (5)
1. The utility model provides an easy tight bolt of tearing open, includes elbow portion, post and nut, its characterized in that: the elbow portion is fixed at the post lower extreme, the fixed inserted bar in post upper end, the cylinder is established to the cover on the inserted bar, inserted bar upper end surface is the fixed at least three spacing of annular equidistance, the cylinder internal surface is annular equidistance and sets up at least three spacing groove, and is at least three spacing is laid respectively in at least three spacing inslot, cylinder upper end surface processing has the external screw thread, the nut passes through external thread toothing on the cylinder, the screw thread through-hole is seted up to inserted bar lower extreme surface, through the screw thread meshing threaded rod in the screw thread through-hole, first pinhole is seted up on cylinder lower extreme surface right side, and sets up the second pinhole in cylinder lower extreme surface left side, threaded rod one end extends to in the first pinhole, and the threaded rod other end extends to in the second pinhole.
2. An easy-to-disassemble bolt as claimed in claim 1, wherein: the inserted bar, the elbow part and the post rod are all integrally formed structures, and the limiting strip and the inserted bar are integrally formed structures.
3. An easy-to-disassemble bolt as claimed in claim 1, wherein: hexagonal hole in threaded rod one end processing has first, and the threaded rod other end processing has the hexagonal hole in the second.
4. An easy-to-disassemble bolt as claimed in claim 1, wherein: the threaded rod is installed at least threely, at least three screw through-hole is seted up to inserted bar lower extreme surface equidistance, at least three first pinhole is seted up to cylinder lower extreme surface right side equidistance, at least three second pinhole is seted up to cylinder lower extreme surface left side equidistance, and is at least three the threaded rod meshes respectively in at least three screw through-hole.
5. An easy-to-disassemble bolt as claimed in claim 1, wherein: the first pin hole central axis and the second pin hole central axis are overlapped, and the specifications of the first pin hole and the second pin hole are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261296.7U CN210600714U (en) | 2019-08-06 | 2019-08-06 | Bolt easy to tighten and disassemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921261296.7U CN210600714U (en) | 2019-08-06 | 2019-08-06 | Bolt easy to tighten and disassemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210600714U true CN210600714U (en) | 2020-05-22 |
Family
ID=70691343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921261296.7U Active CN210600714U (en) | 2019-08-06 | 2019-08-06 | Bolt easy to tighten and disassemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210600714U (en) |
-
2019
- 2019-08-06 CN CN201921261296.7U patent/CN210600714U/en active Active
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