CN214272669U - Screw steel bar connector - Google Patents
Screw steel bar connector Download PDFInfo
- Publication number
- CN214272669U CN214272669U CN202023293327.2U CN202023293327U CN214272669U CN 214272669 U CN214272669 U CN 214272669U CN 202023293327 U CN202023293327 U CN 202023293327U CN 214272669 U CN214272669 U CN 214272669U
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- lining
- lining tile
- tile
- nut
- tiles
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Abstract
The screw steel bar connector has outer casing with light hole and screwed hole, first lining tile, second lining tile, first nut and second nut, and the outer casing has one end with blocking shoulder, the first lining tile has one transverse notch in the inner surface, the first lining tile has one cylindrical surface and one outer thread in the outer surface, the second lining tile has one transverse notch in the inner surface, and the second lining tile has one outer thread. The method comprises the steps of respectively wrapping one ends of two threaded steel bars by a pair of first lining tiles and a pair of second lining tiles, enabling transverse grooves of the first lining tiles and the second lining tiles to be matched with transverse ribs on the threaded steel bars, then combining an outer sleeve with the first lining tiles and the second lining tiles, connecting a first nut with external threads of the first lining tiles, connecting a second nut with external threads of the second lining tiles, and finally respectively pressing the first nut and the second nut with two ends of the outer sleeve to complete the connection of the two threaded steel bars.
Description
Technical Field
The utility model relates to a device of two twisted steel connections in construction.
Background
In building construction, two threaded steel bars are often required to be connected, and at present, two modes are adopted for connecting the threaded steel bars, one mode is to connect the two threaded steel bars through welding on site, and the other mode is to respectively machine external threads at two ends of the two threaded steel bars on site and then connect the two threaded steel bars through a sleeve with internal threads. The two methods have the following defects: the field processing operation consumes labor and time; the manufacturing cost is large.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a twisted steel connector, adopt this connector can be swift at the job site with two twisted steel butt joints.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the threaded reinforcing bar connector is provided with an outer sleeve, a pair of first lining tiles, a pair of second lining tiles, a first nut and a second nut, wherein an inner hole of the outer sleeve is provided with a section of unthreaded hole and a section of threaded hole, the unthreaded hole is communicated with the threaded hole, the diameter of the threaded hole is larger than that of the unthreaded hole, one end of the outer sleeve, which is adjacent to the unthreaded hole, is provided with a retaining shoulder, the inner surfaces of the first lining tiles are respectively provided with a plurality of first transverse grooves, the outer surface of the first lining tile is provided with a section of smooth external thread and a section of smooth external thread, the diameter of the external thread on the first lining tile is smaller than that of the cylindrical surface of the first lining tile, the inner surfaces of the second lining tiles are respectively provided with a plurality of second transverse grooves, the outer surface of the second lining tile is provided with external threads, the first transverse grooves and the second transverse grooves are matched with transverse ribs on a connected threaded reinforcing bar, the cylindrical surface of the first lining tile is in clearance fit with the unthreaded hole of the outer sleeve, the external thread of the second lining tile is matched with the threaded hole of the outer sleeve, the first nut is matched with the external thread of the first lining tile, and the second nut is matched with the external thread of the second lining tile.
According to the scheme, one end of each of the two threaded steel bars is respectively wrapped by the pair of first lining tiles and the pair of second lining tiles, the transverse grooves in the inner surfaces of the first lining tiles and the second lining tiles are matched with the transverse ribs on the threaded steel bars, then the outer sleeve is combined with the pair of first lining tiles and the pair of second lining tiles, the first nut is connected with the external thread of the first lining tile, the second nut is connected with the external thread of the second lining tile, and finally the first nut and the second nut are respectively pressed against the two ends of the outer sleeve, so that the reliable connection of the two threaded steel bars can be completed.
The utility model has the advantages of simple and reasonable structure, convenient to use, it can on-the-spot swift reliably connect two twisted steel, improve the little efficiency of operation promptly, save construction cost again.
Drawings
Fig. 1 is a schematic structural diagram and a schematic usage state diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
fig. 3 is a sectional view B-B of fig. 1.
Detailed Description
The present invention will be further described with reference to the following examples and accompanying drawings.
See fig. 1, 2, 3
The utility model provides a twisted steel connector has an outer tube 4, a pair of first lining tile 2, a pair of second lining tile 7, a first nut 1 and a second nut 6. The inner hole of the outer sleeve 4 is provided with a section of unthreaded hole 4c and a section of threaded hole 4b, the unthreaded hole 4c is communicated with the threaded hole 4b, the diameter of the threaded hole 4b is larger than that of the unthreaded hole 4c, and one end of the outer sleeve 4 adjacent to the unthreaded hole is provided with a retaining shoulder 4 a. The inner surface of the first inner lining tile 2 is provided with a plurality of first transverse grooves 2c, the outer surface of the first inner lining tile 2 is provided with a section of smooth cylindrical surface and a section of external thread, the diameter of the external thread on the first inner lining tile 2 is smaller than that of the cylindrical surface, and the outer surface of the first inner lining tile 2 is provided with a first through groove 2a which extends along the circumferential direction and runs through the two sides of the first inner lining tile 2. The inner surface of the second inner lining tile 7 is provided with a plurality of second transverse grooves 7c, the outer surface of the second inner lining tile 7 is provided with external threads, and the outer surface of the second inner lining tile 7 is provided with second through grooves 7a which extend along the circumferential direction and penetrate through the two sides of the second inner lining tile 7. The first transverse groove 2c is matched with a transverse rib 9b on a connected threaded steel bar 9, the second transverse groove 7c is matched with a transverse rib 8b on a connected threaded steel bar 8, the cylindrical surface of the first lining tile 2 is in clearance fit with a unthreaded hole 4c of the outer sleeve 4, the external thread of the second lining tile 7 is matched with a threaded hole 4b of the outer sleeve 4, the first nut 1 is matched with the external thread of the first lining tile 2, and the second nut 6 is matched with the external thread of the second lining tile 7.
The inner surfaces of the first lining tile 2 and the second lining tile 7 are both cylindrical surfaces, the distance between each first transverse groove 2c on the first lining tile 2 corresponds to the distance between the transverse ribs 9b on the connected threaded steel bar 9, the distance between each second transverse groove 7c on the second lining tile 7 corresponds to the distance between the transverse ribs 8b on the connected threaded steel bar 8, the first transverse groove 2c is matched with the profile of the transverse rib 9b, and the second transverse groove 7c is matched with the profile of the transverse rib 8 b.
See fig. 2 and 3
In this embodiment, the edges of the two sides of the inner surface of the first inner lining tile 2 are respectively provided with a first notch 2b extending along the longitudinal direction thereof, the first notches 2b penetrate through the two ends of the first inner lining tile 2, the edges of the two sides of the inner surface of the second inner lining tile 7 are respectively provided with a second notch 7b extending along the longitudinal direction thereof, and the second notches penetrate through the two ends of the second inner lining tile 7. When the connector connects the threaded reinforcing bars 9 and 8 with the longitudinal ribs, the threaded reinforcing bars 9 and 8 can be provided with the longitudinal ribs 9a and 8a which are just positioned in the first notch 2b and the second notch 7b which are butted respectively.
As can be seen from fig. 1 to 3, two rebar connectors can be used to connect two rebars according to the following steps: sleeving a first nut 1 and an outer sleeve 4 on a threaded steel bar 9, enabling a pair of first lining tiles 2 to wrap one end of the threaded steel bar 9, clamping an iron wire or a steel wire 3 in a first through groove 2a, tightly holding the pair of first lining tiles 2 on the threaded steel bar 9 through bundling of the iron wire or the steel wire 3, and then enabling cylindrical surfaces of the pair of first lining tiles 2 to be in clearance fit with a unthreaded hole 4c of the outer sleeve 4; wrapping one end of the twisted steel bar 8 by a pair of second lining tiles 7, clamping the iron wire or the steel wire 5 in the first through groove, tightly holding the pair of second lining tiles 7 on the twisted steel bar 8 by bundling the iron wire or the steel wire 5, and then matching the external threads of the pair of second lining tiles 7 with the threaded holes 4b of the outer sleeve 4; and (3) connecting the first nut 1 with the external thread of the first lining tile 2, connecting the second nut 6 with the external thread of the second lining tile 7, and finally respectively pressing the first nut 1 and the second nut 6 with two ends of the outer sleeve 4 to finish the connection of the two threaded steel bars. In addition, because the cylindrical surface of the first inner liner tile 2 is in clearance fit with the unthreaded hole 4c of the outer sleeve 4, before the first nut 1 is not pressed against one end of the outer sleeve 4, the twisted steel 9 and the first inner liner tile 2 can rotate relative to the sleeve 4, and even if the longitudinal ribs of the two are not on the same straight line, the reliable connection of the two cannot be influenced, so that in the operation of connecting the two twisted steel 9 and 8, whether the longitudinal ribs of the two are aligned does not need to be considered, and the operation during the connection can be greatly facilitated.
Claims (3)
1. Twisted steel connector, its characterized in that: the steel wire rope comprises an outer sleeve, a pair of first lining tiles, a pair of second lining tiles, a first nut and a second nut, wherein an inner hole of the outer sleeve is provided with a section of unthreaded hole and a section of threaded hole, the unthreaded hole is communicated with the threaded hole, the diameter of the threaded hole is larger than that of the unthreaded hole, one end of the outer sleeve adjacent to the unthreaded hole is provided with a retaining shoulder, the inner surfaces of the first lining tiles are respectively provided with a plurality of first transverse grooves, the outer surface of the first lining tile is provided with a section of smooth cylindrical surface and a section of external thread, the diameter of the external thread on the first lining tile is smaller than that of the cylindrical surface of the first lining tile, the inner surfaces of the second lining tiles are respectively provided with a plurality of second transverse grooves, the outer surface of the second lining tile is provided with external threads, the first transverse grooves and the second transverse grooves are matched with transverse ribs on a connected threaded steel bar, the cylindrical surface of the first lining tile is in clearance fit with the unthreaded hole of the outer sleeve, the external thread of the second lining tile is matched with the threaded hole of the outer sleeve, the first nut is matched with the external thread of the first lining tile, and the second nut is matched with the external thread of the second lining tile.
2. The rebar connector of claim 1, wherein: the first inner lining tile is externally provided with a first through groove which extends along the circumferential direction and penetrates through two sides of the first inner lining tile, and the second inner lining tile is externally provided with a second through groove which extends along the circumferential direction and penetrates through two sides of the second inner lining tile.
3. The rebar connector of claim 1, wherein: the edges of the two sides of the inner surface of the first lining tile are respectively provided with a first notch extending along the longitudinal direction of the first lining tile, the first notches penetrate through the two ends of the first lining tile, the edges of the two sides of the inner surface of the second lining tile are respectively provided with a second notch extending along the longitudinal direction of the second lining tile, and the second notches penetrate through the two ends of the second lining tile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023293327.2U CN214272669U (en) | 2020-12-31 | 2020-12-31 | Screw steel bar connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023293327.2U CN214272669U (en) | 2020-12-31 | 2020-12-31 | Screw steel bar connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214272669U true CN214272669U (en) | 2021-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023293327.2U Active CN214272669U (en) | 2020-12-31 | 2020-12-31 | Screw steel bar connector |
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| Country | Link |
|---|---|
| CN (1) | CN214272669U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112695955A (en) * | 2020-12-31 | 2021-04-23 | 杭州三字文科技发展有限公司 | Screw steel bar connector |
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2020
- 2020-12-31 CN CN202023293327.2U patent/CN214272669U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112695955A (en) * | 2020-12-31 | 2021-04-23 | 杭州三字文科技发展有限公司 | Screw steel bar connector |
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