CN212358319U - Steel reinforcement cage steel bar connection structure - Google Patents
Steel reinforcement cage steel bar connection structure Download PDFInfo
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- CN212358319U CN212358319U CN202020262027.9U CN202020262027U CN212358319U CN 212358319 U CN212358319 U CN 212358319U CN 202020262027 U CN202020262027 U CN 202020262027U CN 212358319 U CN212358319 U CN 212358319U
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- inner connecting
- connecting pieces
- reinforcement cage
- connecting piece
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Abstract
The utility model discloses a reinforcement cage reinforcement connection structure, which comprises two inner connecting pieces and an outer nut, wherein the inner connecting pieces are respectively connected with the end parts of two reinforcements, and the outer sides of the inner connecting pieces are provided with external threads; the outer nut is sleeved on the outer sides of the two inner connecting pieces and is in threaded connection with the two inner connecting pieces. The utility model discloses a make two internal fittings respectively with two bar connections, the external nut cover of rethread is established and is fixed on two internal fittings to accomplish fixed, the connection to the reinforcing bar. The utility model discloses connect of high quality for construction speed is favorable to going on of subsequent handling, has practiced thrift construction cost.
Description
Technical Field
The utility model relates to a steel reinforcement cage steel bar connection structure among the civil engineering field.
Background
Bored concrete pile and underground continuous wall enclosure structure are widely applied to housing construction, highway bridges and culverts and municipal subway project deep foundation pit supporting engineering. Large-pile-diameter reinforcement cages and underground continuous wall reinforcement cages with ultra-conventional depths are not lacked; because the weight and the length of the steel reinforcement cages manufactured and molded at one time are large, the hoisting operation construction difficulty is large, and the safety risk and the cost are high. Therefore, the reinforcement cage is generally manufactured in sections during construction, then the sections are vertically assembled above the hole opening, and finally the reinforcement cage is integrally placed into the pile hole or the underground continuous wall slotted hole to complete the assembly and placement of the reinforcement cage.
The vertical assembly of the traditional steel reinforcement cage manufactured in sections mostly adopts a welding method, a steel reinforcement straight thread sleeve connecting method and the like. The welding method connecting mode is difficult to meet the construction requirements in terms of connecting quality, efficiency and operability; the straight thread muffjoint method, overlap the regional main muscle of connecing at upper and lower section steel reinforcement cage and adopt ordinary straight thread muffjoint, reinforcing bar end screw thread exposes 1/2 sleeve length to weaken the joint strength who overlaps regional reinforcing bar, can't guarantee to connect the quality, the butt joint construction speed is slow moreover, and there is the axis deviation in the end about partial main muscle, easily causes the unable butt joint of reinforcing bar.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a steel reinforcement cage steel bar connection structure, it can be fast, firmly connect the steel reinforcement cage reinforcing bar.
According to the embodiment of the first aspect of the utility model, a steel bar cage steel bar connecting structure is provided, which comprises two inner connecting pieces, wherein the inner connecting pieces are respectively connected with the end parts of two steel bars, and the outer sides of the inner connecting pieces are provided with external threads; and the outer nut is sleeved on the outer sides of the two inner connecting pieces and is in threaded connection with the two inner connecting pieces.
According to the utility model discloses first aspect embodiment, furtherly, the internal connector is equipped with can hold reinforcing bar tip male internal thread hole, the tip and the internal thread hole threaded connection of reinforcing bar.
According to the utility model discloses the embodiment of the first aspect, furtherly, the internal thread hole is the bell mouth, and the internal thread hole path end of two internalization spares is close to each other.
According to the utility model discloses the embodiment of the first aspect, furtherly, the union piece is first union piece and second union piece respectively, the one end that the second union piece was kept away from to first union piece is equipped with spacing arch, spacing protruding circumference sets up the outside at first union piece.
According to the utility model discloses first aspect embodiment, furtherly, the external nut and spacing bellied terminal surface looks butt.
According to the utility model discloses first aspect embodiment, furtherly, still include fixation nut, fixation nut threaded connection is in the outside of second internals.
The utility model has the advantages that: the utility model discloses a make two internal fittings respectively with two bar connections, the external nut cover of rethread is established and is fixed on two internal fittings to accomplish fixed, the connection to the reinforcing bar. The utility model discloses connect of high quality for construction speed is favorable to going on of subsequent handling, has practiced thrift construction cost.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.
Fig. 1 is a schematic diagram of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1, the embodiment of the present invention provides a steel bar cage steel bar connection structure, which includes two inner connecting pieces and an outer nut 20, wherein the inner connecting pieces are respectively connected to the ends of two steel bars, and the outer sides of the inner connecting pieces are all provided with external threads. Preferably, the inner connector is provided with an internally threaded hole into which an end of the reinforcing bar can be inserted, and the end of the reinforcing bar is inserted into the internally threaded hole and screwed. Alternatively, the internal threaded hole may be a straight hole or a tapered hole, in this embodiment, the internal threaded holes of the internal connecting pieces are both tapered holes, the small diameter sections of the internal threaded holes of the two internal connecting pieces are close to each other, and the end of the reinforcing steel bar is inserted from the large diameter end of the internal threaded hole. The outer nut is sleeved on the outer sides of the two inner connecting pieces and is in threaded connection with the two inner connecting pieces, and the outer nut is connected with the two inner connecting pieces so as to fix the relative positions of the two reinforcing steel bars.
In the present embodiment, the inner connectors are a first inner connector 11 and a second inner connector 12, respectively. Preferably, one end of the first inner connecting piece 11, which is far away from the second inner connecting piece 12, is provided with a limiting protrusion 110, and the limiting protrusion 110 is circumferentially arranged on the outer side of the first inner connecting piece 11. The cross-section of the stop protrusion 110 may be hexagonal. The limiting protrusion 110 serves to limit the outer nut 20, and prevents the outer nut 20 from falling off from one of the inner connecting members. Further, the external nut 20 may abut against an end surface of the limiting protrusion 110 to ensure that the external nut 20 does not displace with the first internal member 11.
Further, as a preferred embodiment, the device further comprises a fixing nut 30, and the fixing nut 30 is screwed on the outer side of the second inner connecting piece 12. A spacing space is formed between the fixing nut 30 and the spacing protrusion 110 to prevent the outer nut 20 from falling off.
The utility model discloses an installation method as follows: firstly, the first inner connecting piece 11 and the second inner connecting piece 12 are respectively connected to the end parts of two steel bars to be connected, then the fixing nut 30 and the outer nut 20 are sequentially fixed on the second inner connecting piece 12, and the fixing nut 30 and the outer nut 20 are screwed until the end surface of the outer nut 20 far away from the fixing nut 30 is flush with the end surface of the second inner connecting piece 12 close to the first inner connecting piece 11. Aligning and clinging the first inner connecting piece 11 and the second inner connecting piece 12, reversely rotating the outer nut 20 to simultaneously connect the first connecting piece 11 and the second connecting piece 12 by the outer nut 20, and finally rotating the fixing nut 30 to lock the outer nut 20 to complete the operation of connecting the reinforcing steel bars.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.
Claims (6)
1. The utility model provides a steel reinforcement cage steel bar connection structure which characterized in that includes:
the two inner connecting pieces are respectively connected with the end parts of the two reinforcing steel bars, and the outer sides of the inner connecting pieces are provided with external threads; and
the outer nut (20) is sleeved on the outer sides of the two inner connecting pieces and is in threaded connection with the two inner connecting pieces.
2. The reinforcement cage rebar connection structure of claim 1, wherein: the internal connecting piece is provided with an internal thread hole into which the end part of the reinforcing steel bar can be inserted, and the end part of the reinforcing steel bar is in threaded connection with the internal thread hole.
3. The reinforcement cage rebar connection structure of claim 2, wherein: the internal thread hole is a conical hole, and the small-diameter ends of the internal thread holes of the two internal connecting pieces are close to each other.
4. The reinforcement cage rebar connection structure of claim 1, wherein: the inner connecting piece is a first inner connecting piece (11) and a second inner connecting piece (12) respectively, a limiting protrusion (110) is arranged at one end, away from the second inner connecting piece (12), of the first inner connecting piece (11), and the limiting protrusion (110) is circumferentially arranged on the outer side of the first inner connecting piece (11).
5. The reinforcement cage rebar connection structure of claim 4, wherein: the outer nut (20) is abutted against the end face of the limiting protrusion (110).
6. A reinforcement cage rebar connection according to claim 4 or 5, wherein: the connecting device further comprises a fixing nut (30), and the fixing nut (30) is in threaded connection with the outer side of the second inner connecting piece (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020262027.9U CN212358319U (en) | 2020-03-05 | 2020-03-05 | Steel reinforcement cage steel bar connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020262027.9U CN212358319U (en) | 2020-03-05 | 2020-03-05 | Steel reinforcement cage steel bar connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212358319U true CN212358319U (en) | 2021-01-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020262027.9U Active CN212358319U (en) | 2020-03-05 | 2020-03-05 | Steel reinforcement cage steel bar connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212358319U (en) |
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2020
- 2020-03-05 CN CN202020262027.9U patent/CN212358319U/en active Active
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