CN214995272U - Connecting structure of prefabricated superposed beam - Google Patents
Connecting structure of prefabricated superposed beam Download PDFInfo
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- CN214995272U CN214995272U CN202121223743.7U CN202121223743U CN214995272U CN 214995272 U CN214995272 U CN 214995272U CN 202121223743 U CN202121223743 U CN 202121223743U CN 214995272 U CN214995272 U CN 214995272U
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- fastening piece
- connecting structure
- threaded hole
- folder
- hole
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Abstract
The utility model discloses a connecting structure of a prefabricated superposed beam, which comprises a grouting sleeve, wherein a right threaded hole and a right fastening hole are arranged in a right clamping block, and the right threaded hole is arranged on the right side of the right fastening hole, the inner side of the right threaded hole is in threaded connection with a right fastening piece, threads on the right fastening piece are arranged on the right part of the right fastening piece, the left side and the right side of the top end of the grouting sleeve are both in threaded connection with an upper bolt, the left side and the right side of the bottom end of the grouting sleeve are both in threaded connection with a lower bolt, an upper clamping piece is arranged at the upper part of the limiting groove, the top end of the upper clamping piece is rotationally connected with the bottom end of the upper bolt, upper sliding blocks are arranged at the front side and the rear side of the upper clamping piece, the upper sliding blocks are connected with the limiting groove in a sliding manner, the lower portion of the limiting groove is provided with a lower clamping piece, the bottom end of the lower clamping piece is rotatably connected with the top end of the lower bolt, and the front side and the rear side of the lower clamping piece are respectively provided with a lower sliding block and a lower sliding block which are slidably connected with the limiting groove. The utility model discloses in, convenient operation increases work efficiency, is worth wideling popularize.
Description
Technical Field
The utility model relates to a building tool field especially relates to a connection structure of prefabricated composite beam.
Background
The superposed beam is a beam which is cast and tamped with concrete twice, the precast beam is made in a precast yard for the first time and is carried out in a construction site for the second time, and after the precast beam is hoisted and placed, the concrete at the upper part is cast and tamped to connect the precast beam and the precast beam into a whole.
The connection between two precast beams of composite beam needs to be connected through grout sleeve in the assembling process, then grout operation is being carried out with the shutoff of raw rubber belt in grout sleeve both ends, troublesome poeration.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a connecting structure of a prefabricated superposed beam.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a connecting structure of a prefabricated superposed beam comprises a grouting sleeve, wherein a left clamping groove is formed in the left side of the grouting sleeve, a left clamping block is arranged on the inner side of the left clamping groove, a left threaded hole and a left fastening hole are formed in the left side of the left fastening hole, a left fastener is connected to the inner side of the left threaded hole in a threaded manner, a thread on the left fastener is arranged at the left part of the left fastener, a right clamping groove is formed in the right side of the grouting sleeve, a right clamping block is arranged in the right clamping groove, a right threaded hole and a right fastening hole are formed in the right clamping block, a right threaded hole is formed in the right clamping block, a right fastener is connected to the inner side of the right threaded hole in a threaded manner, a thread on the right fastener is arranged at the right part of the right fastener, upper bolts are connected to the left side and the right side of the top end of the grouting sleeve in a threaded manner, lower bolts are connected to the left side and the right side of the bottom end of the grouting sleeve in a threaded manner, the inside left and right sides of grout sleeve all is provided with the spacing groove, spacing groove upper portion is provided with folder and goes up the folder top and rotate with last bolt bottom and be connected, it all is provided with top shoe and spacing groove sliding connection to go up both sides around the folder, the spacing groove lower part is provided with down the folder and down the folder bottom and rotate with bolt top down and be connected, both sides all are provided with down slider and lower slider and spacing groove sliding connection around the folder down.
As a further description of the above technical solution:
the inner diameter of the left fastening hole is gradually reduced from left to right.
As a further description of the above technical solution:
the inner diameter of the right fastening hole is gradually reduced from right to left.
As a further description of the above technical solution:
the upper sliding block and the lower sliding block are spring telescopic rods.
As a further description of the above technical solution:
and through holes are formed in the middle parts of the left fastener and the right fastener.
As a further description of the above technical solution:
and a grouting opening is formed in the middle of the top end of the grouting sleeve.
As a further description of the above technical solution:
and elastic layers are arranged on the outer sides of the left clamping block and the right clamping block.
The utility model discloses following beneficial effect has:
1. the utility model discloses in, at first before grouting in to grout sleeve, left fixture block and right fixture block insert left draw-in groove and right draw-in groove in, left fastener and right fastener insert left fixture block and right fixture block in, the grout sleeve is plugged up in the cooperation connecting reinforcement, need not use the live sticky tape shutoff, convenient operation.
2. The utility model discloses in, two precast beams are connected respectively to left side fastener and right fastener, correct the position of two precast beams through threaded connection, still are provided with folder and lower folder on two sets of, through last bolt and lower bolt and the telescopic screw-thread fit of grout, correct two precast beams once more, can cooperate other equipment to the correction operation of two precast beams, increase work efficiency, are worth wideling popularize.
Drawings
Fig. 1 is an exploded view of a connection structure of a prefabricated composite beam according to the present invention;
fig. 2 is a front view of a connecting structure of a prefabricated composite beam provided by the present invention;
fig. 3 is a schematic view of an upper clamp and a lower clamp of a connection structure of a prefabricated composite beam according to the present invention.
Illustration of the drawings:
1. grouting a sleeve; 2. a left fastener; 3. a left clamping block; 4. a left card slot; 5. grouting ports; 6. a right card slot; 7. a right clamping block; 8. a right fastener; 9. a left threaded hole; 10. a left fastening hole; 11. a right fastening hole; 12. a right threaded hole; 13. screwing a bolt; 14. an upper clamp; 15. an upper slide block; 16. a lower slide block; 17. a lower bolt; 18. a lower clamp; 19. a limiting groove.
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 without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: a connecting structure of a prefabricated superposed beam comprises a grouting sleeve 1, wherein a left clamping groove 4 is arranged on the left side of the grouting sleeve 1, a left clamping block 3 is arranged on the inner side of the left clamping groove 4, a left threaded hole 9 and a left fastening hole 10 are arranged in the left clamping block 3, the left threaded hole 9 is arranged on the left side of the left fastening hole 10, a left fastener 2 is connected with the inner side of the left threaded hole 9 in a threaded manner, threads on the left fastener 2 are arranged on the left portion of the left fastener 2, a right clamping groove 6 is arranged on the right side of the grouting sleeve 1, a right clamping block 7 is arranged in the right clamping groove 6, a right threaded hole 12 and a right fastening hole 11 are arranged in the right clamping block 7, a right threaded hole 12 is arranged on the right side of the right fastening hole 11, a right fastener 8 is connected with the inner side of the right threaded hole 12 in a threaded manner, threads on the right portion of the right fastener 8 are arranged on the right portion of the right fastener 8, upper end and the left sides of the top end of the grouting sleeve 1 are in a threaded manner, lower bolt 17 is connected with the left and right sides of the bottom end of the grouting sleeve in a threaded manner, in the structure, when one precast beam is close to another fixed precast beam, the grouting sleeve 1 is sleeved at the connecting end of the two precast beams, then the left clamping block 3 and the right clamping block 7 are respectively inserted into the left clamping groove 4 and the right clamping groove 6, then the left fastening piece 2 and the right fastening piece 8 are respectively screwed into the left threaded hole 9 and the right threaded hole 12, the left fastening piece 2 and the right fastening piece 8 respectively clamp the connecting steel of the two precast beams under the action of the left fastening piece 10 and the right fastening piece 11, and the left end of the left fastening piece 2 and the left end of the right fastening piece 8 respectively clamp the connecting steel of the two precast beams under the action of the left fastening piece 10 and the right fastening piece 11 And the ribs are used for dazzling the upper bolt 13 and the lower bolt 17, so that the upper clamping piece 14 and the lower clamping piece 18 move oppositely, connecting steel bars of the precast beams are clamped, the two precast beams are aligned by matching with hoisting equipment, the limiting groove 19 is matched with the upper sliding block 15 and the lower sliding block 16, and the upper clamping piece 14 and the lower clamping piece 18 only move in the vertical direction.
The internal diameter of left side fastening hole 10 diminishes from a left side to the right side gradually, right side fastening hole 11 internal diameter diminishes from a right side to a left side gradually, the aperture is by big diminishing, make left side fastener 2 and right fastener 8 take place deformation, press from both sides the joint reinforcement of tight precast beam, top shoe 15 and lower slider 16 are the spring telescopic link, grout sleeve 1 cross section is circular, the middle part size is the biggest, avoid top shoe 15 and lower slider 16 and 19 break away from with the spacing groove, left side fastener 2 and 8 middle parts of right fastener all are provided with the through-hole, the through-hole is the passing through of the joint reinforcement that is used for precast beam, grout sleeve 1 top middle part is provided with grout mouth 5, grout in grout sleeve 1 through grout mouth 5, left side fixture block 3 and the 7 outsides of right fixture block all are provided with the elastic layer, make grout sleeve 1 left and right sides sealed.
The working principle is as follows: when one precast beam is close to the other fixed precast beam, the grouting sleeve 1 is sleeved at the connecting end of the two precast beams, then the left clamping block 3 and the right clamping block 7 are respectively inserted into the left clamping groove 4 and the right clamping groove 6, then the left fastening piece 2 and the right fastening piece 8 are respectively screwed into the left threaded hole 9 and the right threaded hole 12, the right end of the left fastening piece 2 and the left end of the right fastening piece 8 respectively clamp the connecting reinforcing steel bars of the two precast beams under the action of the left fastening hole 10 and the right fastening hole 11, then the upper bolt 13 and the lower bolt 17 are dazzled to enable the upper clamping piece 14 and the lower clamping piece 18 to move in opposite directions, the connecting reinforcing steel bars of the precast beams are clamped, the two precast beams are aligned under the matching of a lifting device, the limiting groove 19 is matched with the upper sliding block 15 and the lower sliding block 16, and only moves in the up-down direction for the upper clamping piece 14 and the lower clamping piece 18.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a connection structure of prefabricated composite beam, includes grout sleeve (1), its characterized in that: the left side of the grouting sleeve (1) is provided with a left clamping groove (4), the inner side of the left clamping groove (4) is provided with a left clamping block (3), a left threaded hole (9) and a left fastening hole (10) are arranged in the left clamping block (3), the left threaded hole (9) is arranged on the left side of the left fastening hole (10), the inner side of the left threaded hole (9) is in threaded connection with a left fastening piece (2), threads on the left fastening piece (2) are arranged on the left part of the left fastening piece (2), the right side of the grouting sleeve (1) is provided with a right clamping groove (6), the inner side of the right clamping groove (6) is provided with a right clamping block (7), the inner side of the right clamping block (7) is provided with a right threaded hole (12) and a right fastening piece (11), the right threaded hole (12) is in threaded connection with a right fastening piece (8), and the threads on the right fastening piece (8) are arranged on the right part of the right fastening piece (8), the utility model discloses a construction method of grouting sleeve, including grout sleeve (1), the equal threaded connection in grout sleeve (1) top left and right sides has last bolt (13), the equal threaded connection in grout sleeve (1) bottom left and right sides has lower bolt (17), the inside left and right sides in grout sleeve (1) all is provided with spacing groove (19), spacing groove (19) upper portion is provided with folder (14) and goes up folder (14) top and last bolt (13) bottom and rotate and be connected, both sides all are provided with slider (15) and go up slider (15) and spacing groove (19) sliding connection around going up folder (14), spacing groove (19) lower part is provided with down folder (18) and folder (18) bottom and bolt (17) top down and rotates and be connected, both sides all are provided with slider (16) and lower slider (16) and spacing groove (19) sliding connection around folder (18) down.
2. The connecting structure of a precast composite girder according to claim 1, wherein: the inner diameter of the left fastening hole (10) is gradually reduced from left to right.
3. The connecting structure of a precast composite girder according to claim 1, wherein: the inner diameter of the right fastening hole (11) is gradually reduced from right to left.
4. The connecting structure of a precast composite girder according to claim 1, wherein: the upper sliding block (15) and the lower sliding block (16) are spring telescopic rods.
5. The connecting structure of a precast composite girder according to claim 1, wherein: and through holes are formed in the middle parts of the left fastening piece (2) and the right fastening piece (8).
6. The connecting structure of a precast composite girder according to claim 1, wherein: and a grouting opening (5) is formed in the middle of the top end of the grouting sleeve (1).
7. The connecting structure of a precast composite girder according to claim 1, wherein: elastic layers are arranged on the outer sides of the left clamping block (3) and the right clamping block (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121223743.7U CN214995272U (en) | 2021-06-02 | 2021-06-02 | Connecting structure of prefabricated superposed beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121223743.7U CN214995272U (en) | 2021-06-02 | 2021-06-02 | Connecting structure of prefabricated superposed beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214995272U true CN214995272U (en) | 2021-12-03 |
Family
ID=79085964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121223743.7U Active CN214995272U (en) | 2021-06-02 | 2021-06-02 | Connecting structure of prefabricated superposed beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214995272U (en) |
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2021
- 2021-06-02 CN CN202121223743.7U patent/CN214995272U/en active Active
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