CN111691604A - Grouting connection device for horizontal component steel bar sleeve of prefabricated concrete structure and application method of grouting connection device - Google Patents
Grouting connection device for horizontal component steel bar sleeve of prefabricated concrete structure and application method of grouting connection device Download PDFInfo
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- CN111691604A CN111691604A CN202010563815.6A CN202010563815A CN111691604A CN 111691604 A CN111691604 A CN 111691604A CN 202010563815 A CN202010563815 A CN 202010563815A CN 111691604 A CN111691604 A CN 111691604A
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- clamping plate
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- sliding
- frame beam
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/162—Connectors or means for connecting parts for reinforcements
- E04C5/163—Connectors or means for connecting parts for reinforcements the reinforcements running in one single direction
- E04C5/165—Coaxial connection by means of sleeves
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/16—Auxiliary parts for reinforcements, e.g. connectors, spacers, stirrups
- E04C5/18—Spacers of metal or substantially of metal
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention relates to a grouting connecting device for a horizontal component steel bar sleeve of an assembled concrete structure and a using method thereof, wherein the grouting connecting device comprises a main component pipe, a sliding clamp, a long rod bolt, a fixed clamping plate and a tapered roller bearing; the side wall of the main part pipe is provided with a sliding chute, and the fixed clamping plate is fixed on the main part pipe; the sliding clamp comprises a sliding steel pipe, an arc-shaped plate, a clamping plate and a connecting body, wherein the clamping plate and the sliding steel pipe are respectively fixed at two ends of the connecting body; the sliding steel pipe of the sliding clamp is arranged in the main pipe, the arc-shaped plate is arranged outside the sliding chute of the main pipe, and the arc-shaped plate is sleeved on the outer wall of the main pipe; the clamping plate is positioned outside the sliding groove, and the connecting body penetrates through the sliding groove; the end part of one end of the main part pipe, which is far away from the fixed clamping plate, is fixed with a bearing, and the long rod bolt passes through the bearing inner ring of the bearing and is screwed with the sliding steel pipe. By the method, the steel bars of the full grouting sleeve can be accurately and efficiently connected.
Description
Technical Field
The invention relates to a grouting connecting device for a steel bar sleeve of a horizontal component of an assembled concrete structure and a using method thereof, belonging to the technical field of constructional engineering.
Background
At present, in a plurality of assembly building structure systems, a prefabricated frame beam is constructed in a mode of factory prefabrication and field assembly. The connection between the precast beam horizontal reinforcement between its frame post is connected through full grout sleeve, and will insert the horizontal reinforcement of precast beam one end accurate, smoothly in the full grout sleeve that another component has been installed, generally will have 4 people to accomplish: 2, the two sides of the beam are respectively responsible for continuously adjusting the steel bars to be inserted so that the steel bars to be inserted align the inlets of the full grouting sleeves; another 2 people divide the beam both sides, are responsible for will waiting to insert the prefabricated frame roof beam of reinforcing bar and make strength to promote towards the direction that the reinforcing bar was inserted, and until the reinforcing bar all inserts the full grout sleeve, wait to be fixed by the prefabricated frame roof beam of inserting the reinforcing bar, still need prevent that the reinforcing bar that has inserted from going back out, and it is more consuming time, insert the sleeve with the reinforcing bar by the manual work, very arduous, intensity of labour is big, the work efficiency is low.
Disclosure of Invention
The invention aims to provide a full-grouting steel bar sleeve steel bar connecting device for a prefabricated frame beam and a using method thereof aiming at the construction difficulty.
The invention aims to realize the grouting connection device for the horizontal component steel bar sleeve of the prefabricated concrete structure, which is characterized by comprising a main component pipe, a sliding clamp, a long rod bolt, a fixed clamping plate and a tapered roller bearing, wherein the main component pipe is connected with the sliding clamp through a bolt;
the side wall of the main part pipe is provided with a sliding chute, and the fixed clamping plate is fixed on the main part pipe;
the sliding clamp comprises a sliding steel pipe, an arc-shaped plate, a clamping plate and a connecting body, wherein the clamping plate and the sliding steel pipe are respectively fixed at two ends of the connecting body;
the sliding steel pipe of the sliding clamp is arranged in the main pipe, the arc-shaped plate is arranged outside the sliding chute of the main pipe, and the arc-shaped plate is sleeved on the outer wall of the main pipe; the clamping plate is positioned outside the sliding groove, and the connecting body penetrates through the sliding groove; the sliding clamp can slide along the sliding groove of the main part pipe;
one end of the main pipe, which is far away from the fixed clamping plate, is fixed with the tapered roller bearing, and a bearing outer ring of the tapered roller bearing is fixed with the end part of the main pipe; the external thread on the long rod bolt is matched with the internal thread on the sliding steel pipe, the long rod bolt penetrates through the bearing inner ring of the tapered roller bearing and is screwed to penetrate through the sliding steel pipe, and the long rod bolt is fixed on the bearing inner ring of the tapered roller bearing;
and a fixing splint threaded hole is formed in the fixing splint, and a fixing splint bolt is screwed in the fixing splint threaded hole.
The shape of splint is the V-arrangement, is equipped with 2 splint screw through-holes on the splint, all has revolved the splint bolt on every splint screw through-hole.
The arc plate is sleeved on the outer wall of the main part pipe and clings to the main part pipe, the arc plate is further provided with two limiting parts, the two limiting parts are respectively fixed on the side surfaces of the main part pipe, and the bottoms of the two sides of the arc plate cling to the top surfaces of the limiting parts corresponding to the side surfaces of the main part pipe.
The bearing outer ring of the tapered roller bearing is welded and fixed with the end part of the main part pipe, and the inner ring of the tapered roller bearing is welded and fixed with the part of the long rod bolt without the external thread.
A use method of a grouting connecting device for a steel bar sleeve of a horizontal component of an assembled concrete structure is characterized by comprising the following steps:
step 1), inserting one end of a full grouting sleeve into a steel bar of a first prefabricated frame beam, enabling the steel bar of the first prefabricated frame beam to penetrate through a fixed clamping plate, screwing a fixed clamping plate bolt, enabling the fixed clamping plate bolt to move towards the steel bar of the first prefabricated frame beam in the fixed clamping plate, and tightly locking the steel bar of the first prefabricated frame beam by the fixed clamping plate bolt, so that the steel bar of the first prefabricated frame beam is fixed in the fixed clamping plate;
step 2), when the steel bar of the second prefabricated frame beam is close to the other end of the installed full grouting sleeve, the steel bar of the second prefabricated frame beam penetrates through the clamping plate, the clamping plate bolt is screwed, the clamping plate bolt moves towards the steel bar of the second prefabricated frame beam in the clamping plate, and the clamping plate bolt tightly locks the steel bar of the second prefabricated frame beam, so that the steel bar of the second prefabricated frame beam is fixed in the clamping plate;
at the moment, the steel bars of the second prefabricated frame beam are aligned with the opening of the full grouting sleeve;
step 3), rotating the long rod bolt, wherein the long rod bolt rotates in the sliding steel pipe, and under the action of the external thread of the long rod bolt and the internal thread in the sliding steel pipe, the sliding clamp pulls the reinforcing steel bars of the second prefabricated frame beam to move into the full grouting sleeve, so that the reinforcing steel bars of the second prefabricated frame beam are sent into the full grouting sleeve;
step 4): and after the length of the steel bar of the second prefabricated frame beam inserted into the full grouting sleeve meets the design requirement, and after the second prefabricated frame beam is fixed, the fixed clamp plate bolt and the clamp plate bolt are rotated reversely, and the fixed clamp plate and the sliding clamp are respectively taken down from the steel bar of the first prefabricated frame beam and the steel bar of the second prefabricated frame beam.
In the step 1), reinforcing steel bars of a first prefabricated frame beam are fixed in the middle position in a fixed clamping plate; in the step 2), reinforcing steel bars of the second prefabricated frame beam are fixed in the middle position in the clamping plate; in the step 3), a wrench is used for rotating the long rod bolt.
The invention has reasonable structure, advanced and scientific method, simple and convenient manufacture, installation and use and strong applicability, can be widely used in the horizontal steel bar connection of the fully-grouted sleeve of the prefabricated frame beam, is suitable for the connection of the steel bars of the prefabricated horizontal component and the fully-grouted sleeve, is safe and reliable, and can ensure that the steel bars of the fully-grouted sleeve are accurately, simply, efficiently and conveniently connected. In the horizontal steel bar connecting process of the prefabricated frame beam full-grouting sleeve, the horizontal steel bars at two ends of the full-grouting sleeve are firmly locked, so that the inserted steel bars in the full-grouting sleeve can be ensured not to have any displacement risk of exiting the full-grouting sleeve before the right prefabricated frame beam is temporarily fixed, the steel bar connecting length of the full-grouting sleeve can be ensured to be accurate, the design requirement can be met, and the steel bar full-sleeve grouting connecting quality can be ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of the slide clamp of the present invention;
FIG. 4 is a schematic cross-sectional view of the present invention;
FIG. 5 is a schematic view of the installation of the present invention;
in the figure: the device comprises a main part pipe 1, a sliding clamp 2, a long rod bolt 3, a tapered roller bearing 4, a fixed clamping plate 11, a limiting part 13, a fixed clamping plate bolt 14, a sliding groove 12, a clamping plate bolt 21, a sliding steel pipe 22, an arc plate 23, a clamping plate 24, a connecting body 25, a first prefabricated frame beam C, a second prefabricated frame beam D and a full grouting sleeve E.
Detailed Description
The present invention will be described in further detail with reference to specific embodiments.
A kind of assembled concrete structure horizontal component steel reinforcement sleeve grouting junction device, including main part tube 1, slide jig 2, stock bolt 3, tapered roller bearing 4, fixed clamp plate 11; a sliding groove 12 is formed in the side wall of the main part pipe 1, and a fixed clamping plate 11 is fixed on the main part pipe 1; the sliding clamp 2 comprises a sliding steel pipe 22, an arc-shaped plate 23, a clamping plate 24 and a connecting body 25, the clamping plate 24 and the sliding steel pipe 22 are respectively fixed at two ends of the connecting body 25, the arc-shaped plate 23 is fixed at the side edge of the connecting body 25, a clamping plate thread through hole is formed in the clamping plate 24, and a clamping plate bolt 21 is screwed on the clamping plate thread through hole.
The sliding steel pipe 22 of the sliding clamp 2 is arranged in the main pipe 1, the arc-shaped plate 23 is arranged outside the sliding chute 12 of the main pipe 1, and the arc-shaped plate 23 is sleeved on the outer wall of the main pipe 1; the clamping plate 24 is positioned outside the sliding chute 12, and the connecting body 25 penetrates through the sliding chute 12; the slide clamp 2 is slidable along the slide groove 12 of the main pipe 1.
A tapered roller bearing 4 is fixed at the end part of one end of the main pipe 1 far away from the fixed clamping plate 11, and a bearing outer ring of the tapered roller bearing 4 is fixed with the end part of the main pipe 1; the external thread on the long rod bolt 3 is matched with the internal thread on the sliding steel pipe 22, the long rod bolt 3 penetrates through the bearing inner ring of the tapered roller bearing 4 and is screwed with the sliding steel pipe 22, and the long rod bolt 3 is fixed on the bearing inner ring of the tapered roller bearing 4; the fixing splint 11 is provided with a fixing splint threaded hole, and a fixing splint bolt 14 is screwed on the fixing splint threaded hole.
Further, splint 24's shape is the V-arrangement, sets up 2 splint screw through-holes on splint 24, all has the splint bolt 21 to revolve on every splint screw through-hole. The arc-shaped plate 23 is sleeved on the outer wall of the main part pipe 1, and the arc-shaped plate 23 is tightly attached to the main part pipe 1; two limiting parts 13 are further arranged, the two limiting parts 13 are respectively fixed on the side surfaces of the main part pipe 1, and the bottoms of the two sides of the arc-shaped plate 23 are tightly attached to the top surfaces of the limiting parts 13 corresponding to the side surfaces of the main part pipe 1. The outer bearing ring of the tapered roller bearing 4 is welded and fixed with the end part of the main part pipe 1, and the inner ring of the tapered roller bearing 4 is welded and fixed with the part of the long rod bolt 3 without external threads.
The using method, which is schematically shown in fig. 5, wherein A, B in fig. 5 is the reinforced bar sleeve grouting connecting device of the horizontal member of the prefabricated concrete structure, when in use, the device comprises the following steps:
step 1), inserting one end of a full grouting sleeve E into a steel bar of a first prefabricated frame beam C, enabling the steel bar of the first prefabricated frame beam C to penetrate through a fixed clamp plate 11, screwing a fixed clamp plate bolt 14, enabling the fixed clamp plate bolt 14 to move towards the steel bar of the first prefabricated frame beam C in the fixed clamp plate 11, and tightly locking the steel bar of the first prefabricated frame beam C by the fixed clamp plate bolt 14 so that the steel bar of the first prefabricated frame beam C is fixed in the fixed clamp plate 11;
step 2), when the steel bar of the second prefabricated frame beam D is close to the other end of the installed full grouting sleeve E, the steel bar of the second prefabricated frame beam D passes through the clamping plate 24, the clamping plate bolt 21 is screwed, the clamping plate bolt 21 moves towards the steel bar of the second prefabricated frame beam D in the clamping plate 24, and the clamping plate bolt 21 tightly locks the steel bar of the second prefabricated frame beam D, so that the steel bar of the second prefabricated frame beam D is fixed in the clamping plate 24;
at the moment, the steel bars of the second prefabricated frame beam D are aligned with the opening of the full grouting sleeve E;
step 3), rotating the long rod bolt 3 in the sliding steel pipe 22, and under the action of the external thread of the long rod bolt 3 and the internal thread in the sliding steel pipe 22, pulling the reinforcing steel bars of the second prefabricated frame beam D to move into the full grouting sleeve E by the sliding clamp 2, so that the reinforcing steel bars of the second prefabricated frame beam D are sent into the full grouting sleeve E;
step 4): and after the length of the steel bar of the second prefabricated frame beam D inserted into the full grouting sleeve E meets the design requirement, and after the second prefabricated frame beam D is fixed, the fixed clamp plate bolt 14 and the clamp plate bolt 21 are rotated reversely, and the fixed clamp plate 11 and the sliding clamp 2 are respectively taken down from the steel bar of the first prefabricated frame beam C and the steel bar of the second prefabricated frame beam D.
In the step 1), reinforcing steel bars of a first prefabricated frame beam C are fixed in the middle position in a fixed clamping plate 11; in the step 2), the steel bars of the second prefabricated frame beam D are fixed in the middle position in the clamping plate 24; in step 3), a wrench is used to rotate the long rod bolt 3.
It will be appreciated by those skilled in the art that the foregoing embodiments are illustrative only, and are provided for the purpose of providing a better understanding of the invention and are not to be construed as limiting the scope of the invention in any way as long as there are any equivalent alterations or modifications within the spirit of the invention disclosed.
Claims (6)
1. A grouting connection device for a horizontal component steel bar sleeve of an assembled concrete structure is characterized by comprising a main component pipe (1), a sliding clamp (2), a long-rod bolt (3), a fixed clamping plate (11) and a tapered roller bearing (4);
a sliding groove (12) is formed in the side wall of the main part pipe (1), and the fixing clamping plate (11) is fixed on the main part pipe (1);
the sliding clamp (2) comprises a sliding steel pipe (22), an arc-shaped plate (23), a clamping plate (24) and a connecting body (25), the clamping plate (24) and the sliding steel pipe (22) are respectively fixed at two ends of the connecting body (25), the arc-shaped plate (23) is fixed at the side edge of the connecting body (25), a clamping plate thread through hole is formed in the clamping plate (24), and a clamping plate bolt (21) is screwed on the clamping plate thread through hole;
the sliding steel pipe (22) of the sliding clamp (2) is arranged in the main part pipe (1), the arc-shaped plate (23) is arranged outside the sliding groove (12) of the main part pipe (1), and the arc-shaped plate (23) is sleeved on the outer wall of the main part pipe (1); the clamping plate (24) is positioned outside the sliding groove (12), and the connecting body (25) penetrates through the sliding groove (12); the sliding clamp (2) can slide along the sliding groove (12) of the main part pipe (1);
one end, far away from the fixed clamping plate (11), of the main part pipe (1) is fixed with the tapered roller bearing (4), and a bearing outer ring of the tapered roller bearing (4) is fixed with the pipe end part of the main part pipe (1); the external thread on the long rod bolt (3) is matched with the internal thread on the sliding steel pipe (22), the long rod bolt (3) penetrates through the bearing inner ring of the tapered roller bearing (4) and is screwed to penetrate through the sliding steel pipe (22), and the long rod bolt (3) is fixed on the bearing inner ring of the tapered roller bearing (4);
and a fixed splint threaded hole is formed in the fixed splint (11), and a fixed splint bolt (14) is screwed in the fixed splint threaded hole.
2. The grouting connection device for a reinforcing sleeve of a horizontal member of an assembled concrete structure as claimed in claim 1, wherein said clamping plates (24) are formed in a V-shape, 2 clamping plate threaded through holes are formed in the clamping plates (24), and a clamping plate bolt (21) is screwed into each clamping plate threaded through hole.
3. The grouting connection device for the steel bar sleeve of the horizontal component of the prefabricated concrete structure as claimed in claim 1, wherein the arc-shaped plate (23) is sleeved on the outer wall of the main component pipe (1), and the arc-shaped plate (23) is tightly attached to the main component pipe (1); the two limiting parts (13) are further arranged, the two limiting parts (13) are respectively fixed on the side faces of the main part pipe (1), and the bottoms of the two sides of the arc-shaped plate (23) are tightly attached to the top faces of the limiting parts (13) on the side faces of the corresponding main part pipe (1).
4. The grouting connection device for the steel reinforcement sleeve of the horizontal member of the prefabricated concrete structure as claimed in claim 1, wherein the bearing outer ring of the tapered roller bearing (4) is welded and fixed with the pipe end of the main member pipe (1), and the inner ring of the tapered roller bearing (4) is welded and fixed with the non-external thread part of the long rod bolt (3).
5. The use method of a reinforcing bar sleeve grouting connection device for a horizontal member of a prefabricated concrete structure according to any one of claims 1 to 4, characterized by comprising the steps of:
step 1), inserting one end of a full grouting sleeve (E) into a steel bar of a first prefabricated frame beam (C), enabling the steel bar of the first prefabricated frame beam (C) to penetrate through a fixed clamping plate (11), screwing a fixed clamping plate bolt (14), enabling the fixed clamping plate bolt (14) to move towards the steel bar of the first prefabricated frame beam (C) in the fixed clamping plate (11), and tightly locking the steel bar of the first prefabricated frame beam (C) through the fixed clamping plate bolt (14) so that the steel bar of the first prefabricated frame beam (C) is fixed in the fixed clamping plate (11);
step 2), when the steel bar of the second prefabricated frame beam (D) is close to the other end of the installed full grouting sleeve (E), the steel bar of the second prefabricated frame beam (D) penetrates through the clamping plate (24), the clamping plate bolt (21) is screwed, the clamping plate bolt (21) moves towards the steel bar of the second prefabricated frame beam (D) in the clamping plate (24), the clamping plate bolt (21) tightly locks the steel bar of the second prefabricated frame beam (D), and the steel bar of the second prefabricated frame beam (D) is fixed in the clamping plate (24);
at the moment, the steel bars of the second prefabricated frame beam (D) are aligned with the opening of the full grouting sleeve (E);
step 3), rotating the long rod bolt (3) in the sliding steel pipe (22), and under the action of the external thread of the long rod bolt (3) and the internal thread in the sliding steel pipe (22), pulling the steel bar of the second prefabricated frame beam (D) to move towards the full grouting sleeve (E) by the sliding clamp (2), so that the steel bar of the second prefabricated frame beam (D) is sent into the full grouting sleeve (E);
step 4): and after the length of the steel bar of the second prefabricated frame beam (D) inserted into the full grouting sleeve (E) meets the design requirement, the second prefabricated frame beam (D) is fixed, the fixed clamp plate bolt (14) and the clamp plate bolt (21) are rotated reversely, and the fixed clamp plate (11) and the sliding clamp (2) are taken down from the steel bar of the first prefabricated frame beam (C) and the steel bar of the second prefabricated frame beam (D) respectively.
6. A method according to claim 5, characterized in that in step 1) the reinforcement of the first prefabricated frame beam (C) is fixed in a central position in the holding clamp (11); in the step 2), reinforcing steel bars of the second prefabricated frame beam (D) are fixed in the middle position in the clamping plate (24); in the step 3), a wrench is used for rotating the long rod bolt (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010563815.6A CN111691604A (en) | 2020-06-19 | 2020-06-19 | Grouting connection device for horizontal component steel bar sleeve of prefabricated concrete structure and application method of grouting connection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010563815.6A CN111691604A (en) | 2020-06-19 | 2020-06-19 | Grouting connection device for horizontal component steel bar sleeve of prefabricated concrete structure and application method of grouting connection device |
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| Publication Number | Publication Date |
|---|---|
| CN111691604A true CN111691604A (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010563815.6A Pending CN111691604A (en) | 2020-06-19 | 2020-06-19 | Grouting connection device for horizontal component steel bar sleeve of prefabricated concrete structure and application method of grouting connection device |
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| CN (1) | CN111691604A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047529A (en) * | 2021-03-24 | 2021-06-29 | 长安大学 | Grouting sleeve inserted steel bar positioning device and using method thereof |
-
2020
- 2020-06-19 CN CN202010563815.6A patent/CN111691604A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047529A (en) * | 2021-03-24 | 2021-06-29 | 长安大学 | Grouting sleeve inserted steel bar positioning device and using method thereof |
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