CN217975056U - High-strength precast beam - Google Patents
High-strength precast beam Download PDFInfo
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- CN217975056U CN217975056U CN202222082537.XU CN202222082537U CN217975056U CN 217975056 U CN217975056 U CN 217975056U CN 202222082537 U CN202222082537 U CN 202222082537U CN 217975056 U CN217975056 U CN 217975056U
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- precast beam
- butt joint
- beam body
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Abstract
The utility model belongs to the technical field of the precast beam. The high-strength precast beam comprises a precast beam body, wherein a butt joint groove is formed in the right end of the precast beam body, a plurality of through holes are formed in two sides of the inner wall of the butt joint groove respectively in a symmetrical structure, reinforcing steel bars are poured in the precast beam body, an installation frame is fixedly arranged at the left end of the precast beam body, a grouting groove is formed in the top of the installation frame, two installation holes are formed in two sides of the inner wall of the grouting groove respectively in a symmetrical structure, two butt joint holes are formed in two sides of the inner wall of the grouting groove respectively in a symmetrical structure, and a plurality of reinforcing rods are arranged in the grouting groove in a rectangular array structure; the left end and the right-hand member with two precast beam bodies dock each other for the installing frame card is inside the butt joint inslot, makes inside a plurality of reinforcing bars of butt joint inslot inject the butt joint hole in the installing frame, and a plurality of stiffeners and reinforcing bar of grout inslot portion are vertically and horizontally arranged, through to inside concreting thick liquids, thereby can improve precast beam body coupling's intensity.
Description
Technical Field
The utility model relates to a precast beam technical field especially relates to a high strength precast beam.
Background
The precast beam is formed by erecting, stirring and pouring a formwork on site in a concrete member factory or a construction site, and is transported to an installation position for installation after the strength reaches design specifications. The precast beam is prefabricated in a factory and then is transported to a construction site to be installed and fixed according to the position required by the design; the precast beam mainly comprises a precast concrete lintel, and most precast concrete bridges such as a precast concrete bridge are prestressed components.
The precast beam is mainly connected with two precast beams through a concrete pouring connecting seam in the installation process, and the whole connecting strength is poor due to the fact that concrete poured into the connecting seam lacks of reinforcing steel bars, so that the high-strength precast beam is provided.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that the aforesaid mentioned, the utility model provides a high strength precast beam.
The utility model provides a pair of high strength precast beam, including the precast beam body, the butt joint groove has been seted up to precast beam body right-hand member, butt joint inslot wall both sides are symmetrical structure respectively and have seted up a plurality of through holes, the reinforcing bar has been pour to precast beam body inside, precast beam body left end is equipped with the installing frame admittedly, the grout groove has been seted up at the installing frame top, grout inslot wall both sides are symmetrical structure respectively and have seted up two mounting holes, grout inslot wall both sides are symmetrical structure respectively and have seted up two butt joint holes, grout inslot portion is the rectangle array structure and is equipped with a plurality of stiffeners, stiffener both ends threaded connection has the connecting rod, stiffener circumference outer wall is linear equidistant a plurality of gag lever posts that have set firmly, the gag lever post surface cover is equipped with the iron wire sleeve, can bind stiffener and connecting rod through the iron wire sleeve.
Preferably, the right end of the steel bar penetrates through the precast beam body and extends to the inside of the butt joint groove, and the right end of the steel bar is in plug-in fit with the butt joint hole.
Through above-mentioned technical scheme, through inside inserting the reinforcing bar butt joint hole on the installing frame for grout inslot portion is arranged with great ease and has stiffener and reinforcing bar, through to inside concreting thick liquids, thereby can improve precast beam body coupling's intensity.
Preferably, the mounting frame is connected with the butt joint groove in a sliding mode, two ends of the reinforcing rod are respectively connected with the mounting hole in a rotating mode, and two ends of the connecting rod respectively penetrate through the through hole and extend to the outer side of the through hole.
Through above-mentioned technical scheme, through installing frame and butt joint groove sliding connection, the butt joint between two precast beam bodies of can being convenient for is rotated through the stiffener and is connected with the mounting hole, and pulling iron wire cover shrink when the gag lever post that can be convenient for rotates to bind stiffener and reinforcing bar, pass the through hole respectively through the connecting rod both ends and extend to its outside, can strengthen the intensity of connecting between the precast beam body.
Preferably, the wire sleeve is bent in a hook shape, and the wire sleeve is clamped on the outer surface of the reinforcing rod.
Through above-mentioned technical scheme, rotate through the stiffener and drive the gag lever post and rotate for the gag lever post pulling iron wire cover shrink makes the iron wire cover winding at the stiffener surface, binds stiffener and reinforcing bar when the iron wire cover is shrunk simultaneously, thereby reaches and strengthens fixed effect.
Preferably, the outer walls of the two ends of the connecting rod are respectively provided with a rotating hole, and the two ends of the connecting rod are both in threaded connection with sealing sleeves.
Through above-mentioned technical scheme, through rotating the seal cover on the connecting rod respectively for the seal cover closely laminates with precast beam body lateral wall, thereby seals the through hole, avoids concrete slurry's leakage.
The utility model provides a beneficial effect does:
1. the left end and the right-hand member with two precast beam bodies dock each other for the installing frame card is inside the butt joint inslot, makes inside a plurality of reinforcing bars of butt joint inslot inject the butt joint hole in the installing frame, and a plurality of stiffeners and reinforcing bar of grout inslot portion are vertically and horizontally arranged, through to inside concreting thick liquids, thereby can improve precast beam body coupling's intensity.
2. The reinforcing bar can pass a plurality of iron wire covers on the stiffener respectively when injecting the installing frame inside, through rotating connecting rod and stiffener threaded connection, the stiffener receives the stopping of iron wire cover at last gag lever post this moment, thereby can be convenient for install connecting rod and stiffener both ends, rotate downthehole portion through injecting with the metal pole this moment, drive the stiffener through rotating the connecting rod and rotate, thereby make the gag lever post pulling iron wire cover shrink, make the iron wire cover winding on the stiffener surface, bind the stiffener with the reinforcing bar when the iron wire cover shrink simultaneously, thereby reach the effect of reinforcement and fixation.
3. Through inject the connecting rod respectively inside the through hole, at last through rotating the seal cover on the connecting rod respectively for the seal cover closely laminates with precast beam body lateral wall, thereby seals the through hole, can avoid the concrete thick liquids to appear leaking.
Drawings
Fig. 1 is a schematic view of a connection structure of a high-strength precast beam provided by the present invention;
fig. 2 is a schematic view of a split structure of a high-strength precast beam provided by the present invention;
fig. 3 is a schematic view of an installation structure of a high-strength precast beam connecting rod provided by the present invention;
fig. 4 is the utility model provides a mounting structure schematic diagram of high strength precast beam installing frame.
In the figure: 1. prefabricating a beam body; 2. a butt joint groove; 3. a through hole; 4. reinforcing steel bars; 5. installing a frame; 6. grouting grooves; 7. mounting holes; 8. a butt joint hole; 9. a reinforcing rod; 901. a connecting rod; 10. a limiting rod; 11. An iron wire sleeve; 12. rotating the hole; 13. and (7) sealing sleeves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.
Referring to fig. 1-4, the present invention provides a technical solution:
a high-strength precast beam comprises a precast beam body 1, wherein a butt joint groove 2 is formed in the right end of the precast beam body 1, a plurality of through holes 3 are formed in two sides of the inner wall of the butt joint groove 2 in a symmetrical structure respectively, reinforcing steel bars 4 are poured in the precast beam body 1, an installation frame 5 is fixedly arranged at the left end of the precast beam body 1, a grouting groove 6 is formed in the top of the installation frame 5, two installation holes 7 are formed in two sides of the inner wall of the grouting groove 6 in a symmetrical structure respectively, two butt joint holes 8 are formed in two sides of the inner wall of the grouting groove 6 in a symmetrical structure respectively, and a plurality of reinforcing rods 9 are arranged in the grouting groove 6 in a rectangular array structure; with the left end and the right-hand member of two precast beam bodies 1 butt joint each other for 5 blocks of installing frame are inside butt joint groove 2, make a plurality of reinforcing bars 4 in butt joint groove 2 inject 8 inside butt joint hole in installing frame 5, and a plurality of stiffeners 9 and reinforcing bars 4 inside grout groove 6 are with moving about freely and quickly arranging, through pouring the concrete thick liquids to inside, thereby can improve the intensity that precast beam body 1 connects
Specifically, 4 right-hand members of reinforcing bar pass precast beam body 1 and extend to butt joint groove 2 inside, and 4 right-hand members of reinforcing bar are pegged graft with butt joint hole 8 and are cooperated, through inject reinforcing bar 4 inside 8 butt joint holes on the installing frame 5 for 6 inside vertical and horizontal arrangement of grout groove has stiffener 9 and reinforcing bar 4, through to pouring concrete thick liquids to inside, thereby can improve the intensity that precast beam body 1 connects.
Further, installing frame 5 and butt joint 2 sliding connection in groove, the stiffener 9 both ends rotate with mounting hole 7 respectively and are connected, the connecting rod 901 both ends are passed through hole 3 respectively and are extended to its outside, through installing frame 5 and butt joint 2 sliding connection in groove, can be convenient for the butt joint between two precast beam bodies 1, rotate with mounting hole 7 through stiffener 9 and be connected, pulling iron wire cover 11 shrink when the gag lever post 10 that can be convenient for rotates, thereby bind stiffener 9 and reinforcing bar 4, pass through hole 3 respectively and extend to its outside through connecting rod 901 both ends, can strengthen the intensity of connecting between the precast beam body 1.
Still further, there is connecting rod 901 at the both ends threaded connection of stiffener 9, and 9 circumference outer walls of stiffener are linear equidistant a plurality of gag lever posts 10 that have set firmly, and gag lever post 10 surface cover is equipped with iron wire cover 11, can bind stiffener 9 and connecting rod 901 through iron wire cover 11.
Further, iron wire cover 11 is hook-shaped crooked, and 11 cards of iron wire cover are at the 9 surfaces of stiffener, rotate through stiffener 9 and drive gag lever post 10 and rotate for gag lever post 10 pulling iron wire cover 11 shrink makes iron wire cover 11 winding on the surface of stiffener 9, binds stiffener 9 and reinforcing bar 4 simultaneously when iron wire cover 11 shrinks, thereby reaches and strengthens fixed effect.
It is worth explaining that the outer walls of the two ends of the connecting rod 901 are respectively provided with a rotating hole 12, the two ends of the connecting rod 901 are both in threaded connection with a sealing sleeve 13, and the sealing sleeves 13 are respectively rotated to be tightly attached to the side wall of the precast beam body 1, so that the through hole 3 is sealed, and the leakage of concrete slurry is avoided.
The working principle is as follows: butt joint the left end and the right-hand member of two precast beam bodies 1 each other, make the mounting frame 5 card inside butt joint groove 2, make a plurality of reinforcing bars 4 in butt joint groove 2 inject inside butt joint hole 8 in the mounting frame 5, reinforcing bar 4 can pass a plurality of iron wire cover 11 on the stiffener 9 respectively when injecting inside the mounting frame 5, through inject connecting rod 901 inside through hole 3 respectively, through rotating connecting rod 901 and stiffener 9 threaded connection, stiffener 9 is last gag lever post 10 receives stopping of iron wire cover 11 this moment, thereby can be convenient for install connecting rod 901 and stiffener 9 both ends, this moment through injecting with the metal pole inside rotating hole 12, drive stiffener 9 through rotating connecting rod 901 and rotate, thereby make gag lever post 10 pulling iron wire cover 11 shrink, make iron wire cover 11 twine on stiffener 9 surface, bind stiffener 9 and reinforcing bar 4 when iron wire cover 11 shrinks simultaneously, thereby reach the effect of strengthening fixedly, at last through rotating respectively the sealing cover 13 on connecting rod 901, make precast beam body 13 and 1 lateral wall inseparable laminating, thereby seal up through hole 3, can pour into the grout into the inside of the trough 6 of the through-hole 5.
The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.
Claims (5)
1. A high strength precast beam, includes precast beam body (1), its characterized in that: prefabricated beam body (1) right-hand member has been seted up butt joint groove (2), butt joint groove (2) inner wall both sides are symmetrical structure respectively and have been seted up a plurality of through holes (3), prefabricated beam body (1) inside has been pour reinforcing bar (4), prefabricated beam body (1) left end is equipped with installing frame (5) admittedly, grout groove (6) have been seted up at installing frame (5) top, grout groove (6) inner wall both sides are symmetrical structure respectively and have been seted up two mounting holes (7), grout groove (6) inner wall both sides are symmetrical structure respectively and have been seted up two butt joint holes (8), grout groove (6) inside is rectangle array structure and is equipped with a plurality of stiffeners (9), stiffener (9) both ends threaded connection has connecting rod (901), stiffener (9) circumference outer wall is linear equidistant a plurality of gag lever post (10) that has set firmly, gag lever post (10) surface cover is equipped with iron wire sleeve (11).
2. The high-strength precast beam according to claim 1, wherein: reinforcing bar (4) right-hand member passes precast beam body (1) and extends to inside butt joint groove (2), reinforcing bar (4) right-hand member and butt joint hole (8) are pegged graft the cooperation.
3. The high-strength precast beam according to claim 1, wherein: the installation frame (5) is connected with the butt joint groove (2) in a sliding mode, the two ends of the reinforcing rod (9) are respectively connected with the installation hole (7) in a rotating mode, and the two ends of the connecting rod (901) penetrate through the through hole (3) respectively and extend to the outer side of the connecting rod.
4. The high strength precast beam according to claim 1, wherein: the iron wire sleeve (11) is bent in a hook shape, and the iron wire sleeve (11) is clamped on the outer surface of the reinforcing rod (9).
5. The high strength precast beam according to claim 1, wherein: the outer walls of two ends of the connecting rod (901) are respectively provided with a rotating hole (12), and two ends of the connecting rod (901) are both in threaded connection with a sealing sleeve (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222082537.XU CN217975056U (en) | 2022-08-09 | 2022-08-09 | High-strength precast beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222082537.XU CN217975056U (en) | 2022-08-09 | 2022-08-09 | High-strength precast beam |
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| Publication Number | Publication Date |
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| CN217975056U true CN217975056U (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222082537.XU Active CN217975056U (en) | 2022-08-09 | 2022-08-09 | High-strength precast beam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116464220A (en) * | 2023-05-22 | 2023-07-21 | 领航建工(杭州)有限公司 | High-strength steel bar and installation and construction method thereof |
-
2022
- 2022-08-09 CN CN202222082537.XU patent/CN217975056U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116464220A (en) * | 2023-05-22 | 2023-07-21 | 领航建工(杭州)有限公司 | High-strength steel bar and installation and construction method thereof |
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