CN211172726U - Threaded steel sleeve for quick fastening connection - Google Patents
Threaded steel sleeve for quick fastening connection Download PDFInfo
- Publication number
- CN211172726U CN211172726U CN201921626826.3U CN201921626826U CN211172726U CN 211172726 U CN211172726 U CN 211172726U CN 201921626826 U CN201921626826 U CN 201921626826U CN 211172726 U CN211172726 U CN 211172726U
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- China
- Prior art keywords
- sleeve
- connecting sleeve
- limiting
- round hole
- shaped connecting
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- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 36
- 239000010959 steel Substances 0.000 title claims abstract description 36
- 210000001503 joint Anatomy 0.000 abstract description 8
- 238000010276 construction Methods 0.000 abstract description 7
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
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- Reinforcement Elements For Buildings (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model discloses a threaded steel sleeve for fast fastening connection, wherein a round hole of a connecting sleeve is provided with a ring groove to form a step; the side wall of the round hole of the connecting sleeve, the side wall of the round hole of the limiting sleeve and the side wall of the round hole of the sleeve of the longitudinal part in the T-shaped connecting sleeve are all provided with internal threads, the side wall of one end of the limiting sleeve is provided with a limiting ring body, and the diameter of the round hole of the connecting sleeve is consistent with that of the round hole of the sleeve of the longitudinal part in the T-shaped connecting; the transverse part of the T-shaped connecting sleeve is inserted into the ring groove; the limiting sleeve is sleeved on the connecting sleeve, and after one end of the connecting sleeve with the annular groove is inserted into the round hole of the limiting sleeve, the internal thread of the limiting sleeve is in threaded connection with the external thread on the connecting sleeve; the transverse part of the T-shaped connecting sleeve is limited between the limiting ring body and the step of the connecting sleeve, and the longitudinal part of the T-shaped connecting sleeve penetrates through the round hole of the limiting ring body; the two threaded steel bars are in butt joint quickly, and construction cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of a screw-thread steel connects and uses the structure technique and specifically relates to a screw-thread steel sleeve of quick fastening connection.
Background
The screw-thread steel connecting sleeve is used for butt joint of two sections of screw-thread steel bars with the same diameter (the thread of the end thread section of the screw-thread steel bar is formed by tapping by a tapping sleeve), in the prior art, a single screw-thread connecting sleeve is generally adopted for screw-thread butt joint of the two sections of screw-thread steel bars, an internal thread is arranged in a through hole in the screw-thread connecting sleeve, so that the screw-thread connecting sleeve is screwed and fixed with the screw-thread end of one screw-thread steel bar by a tool during butt joint, when the screw-thread end of the other screw-thread steel bar is in screw thread connection with the internal thread in the through hole, only the steel bar can be rotated for screw thread connection, at the moment, if the length of the screw-thread steel bar is longer, the weight of the steel bar is heavier, butt joint installation is difficult to be carried out by one, the construction efficiency is influenced, and the construction cost is increased during large-batch construction.
Disclosure of Invention
The utility model aims at solving the not enough and a promotion reinforcing bar butt joint speed that designs of above-mentioned technique, reduce construction cost's quick fastening connection's threaded steel sleeve.
The utility model relates to a threaded steel sleeve for fast fastening connection, which comprises a limit sleeve, a connecting sleeve and a T-shaped connecting sleeve, wherein a round hole of the connecting sleeve is provided with a ring groove to form a step; the side wall of the round hole of the connecting sleeve, the side wall of the round hole of the limiting sleeve and the side wall of the round hole of the sleeve of the longitudinal part in the T-shaped connecting sleeve are all provided with internal threads, the side wall of one end of the limiting sleeve is provided with a limiting ring body, and the diameter of the round hole of the connecting sleeve is consistent with that of the round hole of the sleeve of the longitudinal part in the T-shaped connecting; the transverse part of the T-shaped connecting sleeve is inserted into the ring groove; the limiting sleeve is sleeved on the connecting sleeve, and after one end of the connecting sleeve with the annular groove is inserted into the round hole of the limiting sleeve, the internal thread of the limiting sleeve is in threaded connection with the external thread on the connecting sleeve; the transverse part of the T-shaped connecting sleeve is limited between the limiting ring body and the step of the connecting sleeve, and the longitudinal part of the T-shaped connecting sleeve penetrates through the round hole of the limiting ring body; and the internal thread of the connecting sleeve and the internal thread of the T-shaped connecting sleeve are in threaded connection with the external thread end on the deformed steel bar. The T-shaped connecting sleeve is connected with the threaded end of one threaded steel bar and then welded and fixed, and the connecting sleeve is also welded and fixed after being connected with the threaded end of the other threaded steel bar; and the connecting sleeve is covered by the limiting sleeve by four fifths.
In order to avoid the need of special calipers, the connecting sleeve is provided with an internal thread, the section of the connecting sleeve with an internal thread is in a hexagonal shape, the section of the connecting sleeve with a ring groove is a round sleeve body, and the outer periphery of the round sleeve body is provided with an external thread.
The two lateral surfaces of the transverse part of the T-shaped connecting sleeve designed for the more compact structure are respectively attached to the inner side surface of the limiting ring body and the side surface of the step.
In order to conveniently screw the limiting sleeve, the limiting sleeve can rotate only by adopting a nut wrench, and the cross section of the limiting sleeve is designed to be hexagonal.
In order to prevent rusting and prolong the service life, an anti-rust layer can be coated at the connecting sleeve, the T-shaped connecting sleeve, the limiting sleeve and the welding connection part.
The cross section of the port of the sleeve of the longitudinal part on the T-shaped connecting sleeve is in a hexagonal shape, and a section close to the transverse part is a round sleeve. Wherein the round sleeve is convenient for the rotation of the stop collar, and the hexagonal longitudinal sleeve is convenient for screwing the integral connecting sleeve to carry out threaded connection.
The connecting sleeve, the T-shaped connecting sleeve and the limiting sleeve are all made of 45# steel; and the limiting ring body and the limiting ring are combined into an integrated structure.
The utility model discloses a quick fastening connection's threaded steel sleeve, its structure utilizes the rotation of adapter sleeve and T type adapter sleeve to carry out respectively with two twisted steel's tip screw thread section carry out the threaded connection back, the rotation of recycling stop collar carries out threaded connection with the adapter sleeve, make and carry out the speed of butt joint each other at multistage twisted steel, the efficiency of construction is improved, the in-process that realizes the complete connection need not the manual work and rotates the reinforcing bar (under the longer condition based on reinforcing bar length, it is rotatory comparatively hard), thereby only need a workman's rotating adapter sleeve can carry out comparatively light butt joint, construction cost (cost of labor) is reduced, also reduce workman intensity of labour.
Drawings
FIG. 1 is a schematic view of the overall structure of embodiment 1;
fig. 2 is a structural schematic view of the T-shaped connecting sleeve of embodiment 1;
fig. 3 is a schematic structural view of the connecting sleeve of embodiment 1;
fig. 4 is a schematic structural view of the stop collar in embodiment 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1, in the threaded steel sleeve for quick fastening connection, the stop sleeve 3, the connecting sleeve 2 and the T-shaped connecting sleeve 1 described in this embodiment, a circular hole 21 of the connecting sleeve 2 is provided with a ring groove 22 to form a step 23; the side wall of the round hole 21 of the connecting sleeve 2, the side wall of the round hole 32 of the limiting sleeve 3 and the side wall of the round hole 11 of the longitudinal sleeve in the T-shaped connecting sleeve 1 are all provided with internal threads, the side wall of one end of the limiting sleeve 3 is provided with a limiting ring body 31, and the diameter of the round hole 21 of the connecting sleeve 2 is consistent with that of the round hole 11 of the longitudinal sleeve in the T-shaped connecting sleeve 1; the transverse part of the T-shaped connecting sleeve 1 is inserted into the annular groove 22; the limiting sleeve 3 is sleeved on the connecting sleeve 2, and after one end of the connecting sleeve 2 with the annular groove 22 is inserted into the round hole 31 of the limiting sleeve 3, the internal thread of the limiting sleeve 3 is in threaded connection with the external thread on the connecting sleeve 2; the transverse part of the T-shaped connecting sleeve 1 is limited between the limiting ring body 31 and the step 23 of the connecting sleeve 2, and the longitudinal part of the T-shaped connecting sleeve penetrates through the round hole 311 of the limiting ring body 31; and the internal thread of the connecting sleeve 2 and the internal thread of the T-shaped connecting sleeve 1 are in threaded connection with the external thread end on the thread steel. The T-shaped connecting sleeve is characterized in that an inner thread of the T-shaped connecting sleeve is connected with a threaded end of a threaded steel bar and then welded and fixed, an inner thread of the connecting sleeve is also welded and fixed with a threaded end of a threaded steel bar at the other end, the limiting sleeve is further welded and fixed with the T-shaped connecting sleeve and the connecting sleeve respectively, and the T-shaped connecting sleeve, the limiting sleeve and the welding joint are welded and fixed after being connected through threads, so that the firmness and the strength are higher, and an anti-rust layer (anti-rust paint) can be coated on the connecting sleeve, the; and the connecting sleeve is covered by the stop collar by four fifths for structural strength is higher.
The section of the connecting sleeve 2 with the internal thread is in a hexagonal shape, the section of the connecting sleeve 2 with the ring groove is a round sleeve body, and the outer periphery of the round sleeve body is provided with an external thread; the cross section of the port of the sleeve of the longitudinal part on the T-shaped connecting sleeve is in a hexagonal shape; the section of the stop collar is in a hexagonal shape. Its project organization can adopt comparatively small and exquisite nut spanner to realize, wherein the size of hexagon shape can design according to national standard or international standard to in order to twist and move the adapter sleeve, it is also fairly light when twisting moreover, has solved because the great technical problem who is difficult to the fast rotation adapter sleeve of calliper volume.
Two lateral surfaces of the transverse part of the T-shaped connecting sleeve 1 are respectively attached to the inner side surface of the limiting ring body 31 and the lateral surface of the step 23; the condition that takes place to become flexible between the connection structure is prevented through the laminating.
One section that is close to horizontal portion on T type adapter sleeve 1 is the round sleeve for the round hole of spacing ring body just in time matches the laminating with the lateral wall of round sleeve, and the whole of the T type adapter sleeve of also being convenient for is rotatory based on both are the round sleeve.
The connecting sleeve, the T-shaped connecting sleeve and the limiting sleeve are all made of 45# steel; and the limiting ring body and the limiting ring are combined into an integrated structure, so that the connection strength between the two steel bars is further enhanced.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.
Claims (5)
1. A threaded steel sleeve for quick fastening connection is characterized by comprising a limiting sleeve, a connecting sleeve and a T-shaped connecting sleeve, wherein a circular hole of the connecting sleeve is provided with a ring groove to form a step; the side wall of the round hole of the connecting sleeve, the side wall of the round hole of the limiting sleeve and the side wall of the round hole of the sleeve of the longitudinal part in the T-shaped connecting sleeve are all provided with internal threads, the side wall of one end of the limiting sleeve is provided with a limiting ring body, and the diameter of the round hole of the connecting sleeve is consistent with that of the round hole of the sleeve of the longitudinal part in the T-shaped connecting; the transverse part of the T-shaped connecting sleeve is inserted into the ring groove; the limiting sleeve is sleeved on the connecting sleeve, and after one end of the connecting sleeve with the annular groove is inserted into the round hole of the limiting sleeve, the internal thread of the limiting sleeve is in threaded connection with the external thread on the connecting sleeve; the transverse part of the T-shaped connecting sleeve is limited between the limiting ring body and the step of the connecting sleeve, and the longitudinal part of the T-shaped connecting sleeve penetrates through the round hole of the limiting ring body; and the internal thread of the connecting sleeve and the internal thread of the T-shaped connecting sleeve are in threaded connection with the external thread end on the deformed steel bar.
2. The threaded steel sleeve for quick fastening connection according to claim 1, wherein a section of the connecting sleeve having the internal thread is hexagonal, a section of the connecting sleeve having the ring groove is a round sleeve body, and the external thread is provided on the outer circumferential side of the round sleeve body.
3. The threaded steel sleeve for quick fastening connection according to claim 1, wherein two lateral surfaces of the transverse portion of the T-shaped connecting sleeve are respectively attached to the inner side surface of the limiting ring body and the lateral surface of the step.
4. The threaded steel sleeve of a quick fastening connection as recited in claim 1, wherein the stop collar is hexagonal in cross-section.
5. The threaded steel sleeve for a quick fastening connection as recited in claim 1, wherein the cross-sectional shape of the end opening of the sleeve of the longitudinal portion of the T-shaped connection sleeve is hexagonal and the section near the lateral portion is a round sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921626826.3U CN211172726U (en) | 2019-09-27 | 2019-09-27 | Threaded steel sleeve for quick fastening connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921626826.3U CN211172726U (en) | 2019-09-27 | 2019-09-27 | Threaded steel sleeve for quick fastening connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211172726U true CN211172726U (en) | 2020-08-04 |
Family
ID=71828085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921626826.3U Expired - Fee Related CN211172726U (en) | 2019-09-27 | 2019-09-27 | Threaded steel sleeve for quick fastening connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211172726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288366A (en) * | 2022-07-15 | 2022-11-04 | 中国建筑第二工程局有限公司 | Steel bar connecting structure and construction method thereof |
-
2019
- 2019-09-27 CN CN201921626826.3U patent/CN211172726U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115288366A (en) * | 2022-07-15 | 2022-11-04 | 中国建筑第二工程局有限公司 | Steel bar connecting structure and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |