CN220167578U - External prestressing force reinforcing apparatus of roof beam - Google Patents

Abstract

The utility model discloses an external prestress reinforcement device for a beam, which belongs to the technical field of reinforced concrete reinforcement and comprises a beam body, wherein a thermal deformation alloy steel plate is arranged on the beam body, a connecting mechanism is arranged on the thermal deformation alloy steel plate and comprises an inserting block, a clamping block and a compression spring, the inserting block is fixedly connected to the thermal deformation alloy steel plate, an inserting groove is formed in the beam body, the inserting block is in plug-in fit with the inserting groove, a sliding groove is formed in the inserting block, the clamping block is in sliding connection with the inner wall of the sliding groove, a clamping groove is formed in the beam body, the clamping block is in plug-in fit with the clamping groove, an inclined surface is arranged at one end of the clamping block, which is close to the clamping groove, one end of the compression spring is fixedly connected to the clamping block, and the other end of the compression spring is fixedly connected to the inner wall of the sliding groove. The utility model improves the efficiency of installing the heat distortion alloy steel plate.

Description

External prestressing force reinforcing apparatus of roof beam

Technical Field

The utility model relates to the technical field of reinforced concrete reinforcement, in particular to an external prestress reinforcement device for a beam body.

Background

The prior prestress is to improve the service performance of the structure, compressive stress is pre-applied to the structure during construction, and the prestress can fully or partially counteract the tensile stress caused by load during the service of the structure, so that the structural damage is avoided.

The related art can refer to the Chinese patent application publication No. CN212270717U for disclosure that the external prestress reinforcement device of the beam comprises a first anchor plate, a second anchor plate, a heat distortion alloy steel plate and a heating element, wherein the first anchor plate and the second anchor plate are respectively arranged at two opposite ends of the beam body, one end of the heat distortion alloy steel plate is anchored with the beam body through the first anchor plate, the heating element is used for heating the heat distortion alloy steel plate, and one end of the heat distortion alloy steel plate far away from the first anchor plate can be anchored with the beam body through the second anchor plate when the heat distortion alloy steel plate deforms and extends to the second anchor plate.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: when the heat distortion alloy steel plate is fixed on the beam body by using the anchor plate, glue needs to be injected into the punched hole, and after construction is finished, normal solidification of the structural glue needs to be ensured, so that the efficiency of installing the heat distortion alloy steel plate is lower.

Disclosure of Invention

In order to improve the efficiency of installing the heat deformation alloy steel plate, the utility model provides a beam body external prestress reinforcing device.

The utility model provides a beam body external prestress reinforcing device which adopts the following technical scheme:

the utility model provides an external prestressing force reinforcing apparatus of roof beam, includes the roof beam body, be provided with the thermal deformation alloy steel sheet on the roof beam body, be provided with coupling mechanism on the thermal deformation alloy steel sheet, coupling mechanism includes insert piece, fixture block and compression spring, insert piece fixed connection on the thermal deformation alloy steel sheet, the insertion groove has been seted up on the roof beam body, insert the piece with the cooperation of inserting groove grafting, the groove of sliding has been seted up on the insert piece, the fixture block with the inner wall sliding connection of groove of sliding, the draw-in groove has been seted up on the roof beam body, the fixture block with the cooperation of clamping groove grafting, the one end that the fixture block is close to the draw-in groove is provided with the inclined plane, compression spring's one end fixed connection in on the fixture block, compression spring's the other end fixed connection in on the inner wall of groove of sliding.

Through adopting above-mentioned technical scheme, in order to improve the efficiency of installation heat distortion alloy steel sheet, when fixed heat distortion alloy steel sheet, remove heat distortion alloy steel sheet, insert the insertion groove with inserting the piece in, after the inclined plane on the fixture block contacts with the lateral wall of insertion groove, promote the fixture block and remove, until the fixture block moves into the insertion piece completely, wait after the insertion piece inserts the insertion groove completely in, compression spring promotes the fixture block and removes for the fixture block inserts in the draw-in groove, thereby reduced heat distortion alloy steel sheet and the possibility that the roof beam body takes place the separation.

Preferably, the fixture block is fixedly connected with a sliding block, a sliding groove is formed in the side wall of the sliding groove, and the sliding block is in sliding connection with the inner wall of the sliding groove.

Through adopting above-mentioned technical scheme, utilize the sliding block to improve the stability that the fixture block removed, simultaneously, the sliding block slides in the sliding tray to the possibility that the fixture block breaks away from the inserted block has been reduced.

Preferably, the connecting mechanism further comprises a pressing assembly, the pressing assembly comprises a pressing block, a through hole is formed in the thermal deformation alloy steel plate, a sliding hole is formed in the bottom wall of the sliding groove, the pressing block sequentially penetrates through the through hole and the sliding hole, the pressing block is in sliding connection with the inner wall of the through hole and the inner wall of the sliding hole, an inclined surface is arranged on the pressing block, a through hole is formed in the clamping block, and the inclined surface on the pressing block abuts against the inner wall of the through hole.

Through adopting above-mentioned technical scheme, when needs make the fixture block break away from in the draw-in groove, press the briquetting, under the effect of pressing the briquetting upper inclined plane, promote the fixture block to the one side removal of keeping away from the draw-in groove to make the fixture block break away from the inside of draw-in groove, and then can remove heat deformation alloy steel sheet, make the insert block break away from in the insert groove, thereby convenient to detach heat deformation alloy steel sheet.

Preferably, the fixed block is fixedly connected to the insertion block, the pressing block is provided with a limiting chute, and the fixed block is in sliding connection with the inner wall of the limiting chute.

By adopting the technical scheme, the possibility that the pressing block falls off from the thermal deformation alloy steel plate is reduced by utilizing the fixing block.

Preferably, the thermal deformation alloy steel plate is fixedly connected with a mounting block, a fixing mechanism is arranged on the mounting block, the fixing mechanism comprises an insertion rod, a first through hole, a through cavity and a second through hole which are communicated are formed in the mounting block, the insertion rod sequentially penetrates through the first through hole, the through cavity and the second through hole, a positioning hole is formed in the beam body, and the insertion rod is in plug-in fit with the positioning hole;

the securing mechanism further includes a clamping assembly for securing the insertion rod.

Through adopting above-mentioned technical scheme, in order to improve the stability of fixed heat distortion alloy steel sheet, insert the piece and insert the inslot after inserting, insert the pole and insert the installation piece in for insert the pole and pass first through hole, through chamber and second through hole in proper order, insert in the locating hole at last, then utilize chucking subassembly, make the pole of inserting fixed, thereby reduced the possibility that inserts the pole and removed, and then further improved the stability of fixed heat distortion alloy steel sheet.

Preferably, the clamping assembly comprises a mounting ring and a plurality of elastic sheets, the mounting ring is fixedly connected to the mounting block, the elastic sheets are fixedly connected to the mounting ring, the elastic sheets are uniformly distributed on the inner peripheral surface of the mounting ring along the circumferential direction of the mounting ring, and one ends, far away from the mounting ring, of the elastic sheets are abutted against the outer peripheral surface of the insertion rod.

Through adopting above-mentioned technical scheme, when the fixed inserted bar of needs, utilize a plurality of elastic pieces butt in the outer peripheral face of inserted bar for the inserted bar is fixed under the effect of the frictional force between a plurality of elastic pieces and the inserted bar outer peripheral face, thereby has reduced the possibility that the inserted bar removed.

Preferably, the installation piece is provided with the promotion subassembly that is used for relieving spacing to the inserted bar, the promotion subassembly includes push ring, solid fixed ring and spacing ring, gu fixed ring cup joints on the inserted bar, push ring fixed connection in gu fixed ring is last, push ring with the inner wall sliding connection of first through hole, push ring can with a plurality of the elastic sheet offsets, spacing ring fixed connection in on the push ring.

Through adopting above-mentioned technical scheme, when the spacing to the inserted bar is removed to needs, promote the solid fixed ring, gu fixed ring removes and drives the slip ring and remove, after slip ring and a plurality of elastic pieces contact for a plurality of elastic pieces take place deformation to make a plurality of elastic pieces no longer butt in the outer peripheral face of inserted bar, and then can remove the spacing to the inserted bar.

Preferably, the mounting block is fixedly connected with a fixing seat, the fixing seat is connected with a screw rod in a threaded manner, and the screw rod is abutted to the pushing ring.

By adopting the technical scheme, the screw rod is rotated, so that the screw rod is abutted against the peripheral surface of the push ring, and the push ring is fixed, thereby reducing the possibility that the fixed ring is mistakenly touched and then limiting the insertion rod.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. in order to improve the efficiency of installing the hot-deformed alloy steel plate, when the hot-deformed alloy steel plate is fixed, the inserting block is moved to be inserted into the inserting groove, after the inclined surface on the clamping block is contacted with the side wall of the inserting groove, the clamping block is pushed to move until the clamping block is completely moved into the inserting block, after the inserting block is completely inserted into the inserting groove, the clamping block is pushed to move by the compression spring, so that the possibility of separating the hot-deformed alloy steel plate from the beam body is reduced, when the clamping block needs to be separated from the clamping groove, the pressing block is pressed, the clamping block is pushed to move to one side far away from the clamping groove under the action of the upper inclined surface of the pressing block, so that the clamping block is separated from the inside of the clamping groove, the hot-deformed alloy steel plate can be moved, and the inserting block is separated from the inserting groove, so that the hot-deformed alloy steel plate is convenient to detach;

2. in order to improve the stability of fixed heat deformation alloy steel sheet, insert the piece and insert the installation piece in inserting the back in inserting the inslot, make the insert rod pass first through hole in proper order, pass through chamber and second through hole, insert in the locating hole at last, then rotate the screw rod, promote solid fixed ring and push ring, make the push ring move to the one side of keeping away from the elastic sheet, simultaneously a plurality of elastic sheets resume deformation, make a plurality of elastic sheets keep away from the one end of installing ring all butt in the outer peripheral face of insert rod, so that make the insert rod fixed, thereby reduced the possibility that the insert rod removed, and then further improved the stability of fixed heat deformation alloy steel sheet.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model.

FIG. 2 is a cross-sectional view of the beam body, hot deformed alloy steel plate and insert block of the present utility model.

Fig. 3 is a schematic view showing the structure of the connection mechanism according to the present utility model.

Fig. 4 is a schematic view showing the structure of the fixing mechanism of the present utility model.

Reference numerals: 1. a beam body; 11. hot deformed alloy steel sheet; 111. a through hole; 12. heating pipes; 13. a mounting block; 131. a first through hole; 132. a pass through lumen; 133. a second via hole; 14. an insertion groove; 15. a clamping groove; 16. positioning holes; 2. a connecting mechanism; 21. an insert block; 211. a slip groove; 212. a sliding groove; 213. a slip hole; 22. a clamping block; 221. a through hole; 23. a compression spring; 24. a sliding block; 25. a pressing assembly; 26. pressing the blocks; 261. limiting sliding grooves; 27. a fixed block; 3. a fixing mechanism; 31. an insertion rod; 32. a clamping assembly; 33. a mounting ring; 34. an elastic sheet; 35. a pushing assembly; 36. pushing the ring; 37. a fixing ring; 38. a limiting ring; 4. a fixing seat; 41. and (3) a screw.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses an external prestress reinforcing device for a beam body 1. Referring to fig. 1, an external prestress reinforcement device for a beam body 1 comprises a beam body 1, wherein a heat distortion alloy steel plate 11 is arranged on the beam body 1, a heating pipe 12 is fixedly connected to the heat distortion alloy steel plate 11, a plurality of groups of connecting mechanisms 2 for connecting and fixing the heat distortion alloy steel plate 11 are arranged on the heat distortion alloy steel plate 11, a plurality of mounting blocks 13 are fixedly connected to the heat distortion alloy steel plate 11, and a fixing mechanism 3 for fixing the heat distortion alloy steel plate 11 is arranged on each mounting block 13.

Referring to fig. 2 and 3, the connection mechanism 2 includes an insert block 21, a clamping block 22, a compression spring 23 and a pressing component 25, the insert block 21 is fixedly connected to the heat distortion alloy steel plate 11, an insert groove 14 is formed in the beam body 1, the insert block 21 is in plug-in fit with the insert groove 14, a sliding groove 211 is formed in the insert block 21, the clamping block 22 is attached to the inner wall of the sliding groove 211 and slides, a clamping groove 15 is formed in the beam body 1, the clamping block 22 is in plug-in fit with the clamping groove 15, an inclined surface is arranged at one end, close to the clamping groove 15, of the clamping block 22, the inclined surface on the clamping block 22 is obliquely downwards arranged from one end far away from the clamping groove 15 to one end, close to the clamping groove 15, a sliding block 24 is fixedly connected to the clamping block 22, a sliding groove 212 is formed in the side wall of the sliding groove 211, and the sliding block 24 is attached to the inner wall of the sliding groove 211 and slides. The use of the slider 24 improves the stability of the movement of the latch 22, and at the same time, the slider 24 slides in the slide groove 212, thereby reducing the possibility that the latch 22 is separated from the insertion block 21.

One end of the compression spring 23 is fixedly connected to the clamping block 22, and the other end of the compression spring 23 is fixedly connected to the inner side wall of the sliding groove 211.

The pressing assembly 25 comprises a pressing block 26, a through hole 111 is formed in the thermal deformation alloy steel plate 11, a sliding hole 213 is formed in the bottom wall of the sliding groove 211, the pressing block 26 sequentially penetrates through the through hole 111 and the sliding hole 213, the pressing block 26 is in sliding connection with the inner wall of the through hole 111 and the inner wall of the sliding hole 213, an inclined surface is arranged on the pressing block 26, the inclined surface on the pressing block 26 is obliquely downwards arranged from one end close to the clamping groove 15 to one end far away from the clamping groove 15, a through hole 221 is formed in the clamping block 22, the inclined surface on the pressing block 26 abuts against the inner wall of the through hole 221, a fixing block 27 is fixedly connected to the inner wall of the sliding hole 213, a limiting sliding groove 261 is formed in the pressing block 26, and the fixing block 27 is attached to the inner wall of the limiting sliding groove 261 to slide. With the fixing block 27, the possibility of the pressing block 26 falling off from the heat deformable alloy steel plate 11 is reduced.

In order to improve the efficiency of installing the thermoformable steel plate 11, when the thermoformable steel plate 11 is fixed, the insert block 21 is inserted into the insert groove 14, after the inclined surface on the clamp block 22 contacts with the sidewall of the insert groove 14, the clamp block 22 is pushed to move until the clamp block 22 is completely moved into the insert block 21, after the insert block 21 is completely inserted into the insert groove 14, the compression spring 23 pushes the clamp block 22 to move, so that the clamp block 22 is inserted into the clamp groove 15, thereby reducing the possibility of the thermoformable steel plate 11 being separated from the beam body 1; when the clamping block 22 is required to be separated from the clamping groove 15, the pressing block 26 is pressed, and the clamping block 22 is pushed to move to one side far away from the clamping groove 15 under the action of the upper inclined surface of the pressing block 26, so that the clamping block 22 is separated from the clamping groove 15, and the heat distortion alloy steel plate 11 can be moved, and the inserting block 21 is separated from the inserting groove 14, so that the heat distortion alloy steel plate 11 is convenient to detach.

Referring to fig. 4, the fixing mechanism 3 includes an insertion rod 31, a clamping assembly 32 and a pushing assembly 35, a first through hole 131, a through cavity 132 and a second through hole 133 which are communicated are formed in the mounting block 13, the insertion rod 31 sequentially passes through the first through hole 131, the through cavity 132 and the second through hole 133, a positioning hole 16 is formed in the beam body 1, and the insertion rod 31 is in plug-in fit with the positioning hole 16.

The clamping assembly 32 comprises a mounting ring 33 and a plurality of elastic sheets 34, the mounting ring 33 is fixedly connected to the inner wall of the through cavity 132, the elastic sheets 34 are fixedly connected to the mounting ring 33, the elastic sheets 34 are uniformly distributed on the inner circumferential surface of the mounting ring 33 along the circumferential direction of the mounting ring 33, and one ends, far away from the mounting ring 33, of the elastic sheets 34 are abutted against the outer circumferential surface of the insertion rod 31.

The pushing component 35 comprises a pushing ring 36, a fixing ring 37 and a limiting ring 38, the fixing ring 37 and the pushing ring 36 are sleeved on the insertion rod 31, the pushing ring 36 is fixedly connected to the fixing ring 37, the pushing ring 36 is attached to the inner wall of the first through hole 131 and slides, the pushing ring 36 can abut against the plurality of elastic pieces 34, the limiting ring 38 is fixedly connected to the pushing ring 36, the fixing seat 4 is fixedly connected to the mounting block 13, a screw 41 is connected to the fixing seat 4 in a threaded mode, the screw 41 penetrates through the fixing seat 4, and the screw 41 abuts against the pushing ring 36.

In order to improve stability of the fixed heat distortion alloy steel plate 11, after the insert block 21 is inserted into the insert groove 14, the insert rod 31 is inserted into the mounting block 13 such that the insert rod 31 sequentially passes through the first through hole 131, the through cavity 132 and the second through hole 133, and finally is inserted into the positioning hole 16, and then the screw 41 is rotated to push the fixing ring 37 and the push ring 36 such that the push ring 36 moves to a side away from the elastic pieces 34, while the plurality of elastic pieces 34 are restored to deform such that one ends of the plurality of elastic pieces 34 away from the mounting ring 33 are all abutted against the outer circumferential surface of the insert rod 31 so as to fix the insert rod 31, thereby reducing the possibility of movement of the insert rod 31, and further improving stability of the fixed heat distortion alloy steel plate 11.

The implementation principle of the external prestress reinforcing device of the beam body 1 provided by the embodiment of the utility model is as follows: by using the connecting mechanism 2 and the fixing mechanism 3, the constructor is convenient to fixedly connect the heat distortion alloy steel plate 11 on the beam body 1, so that the possibility that the heat distortion alloy steel plate 11 falls off from the beam body 1 is reduced.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a roof beam body (1) external prestress reinforcement device, includes roof beam body (1), its characterized in that: the utility model provides a thermal deformation alloy steel sheet (11) is provided with on roof beam body (1), be provided with coupling mechanism (2) on thermal deformation alloy steel sheet (11), coupling mechanism (2) are including inserting piece (21), fixture block (22) and compression spring (23), insert piece (21) fixed connection on thermal deformation alloy steel sheet (11), insert groove (14) have been seted up on roof beam body (1), insert piece (21) with insert groove (14) grafting cooperation, insert piece (21) are last to have seted up sliding groove (211), fixture block (22) with sliding groove (211)'s inner wall sliding connection, draw-in groove (15) have been seted up on roof beam body (1), fixture block (22) with draw-in groove (15) grafting cooperation, the one end that fixture block (22) are close to draw-in groove (15) is provided with the inclined plane, compression spring (23) one end fixed connection in on fixture block (22), compression spring (23) other end fixed connection in on sliding groove (211).

2. The external prestress reinforcement device for a beam (1) according to claim 1, wherein: the clamping block (22) is fixedly connected with a sliding block (24), a sliding groove (212) is formed in the side wall of the sliding groove (211), and the sliding block (24) is in sliding connection with the inner wall of the sliding groove (212).

3. The external prestress reinforcement device for a beam (1) according to claim 1, wherein: coupling mechanism (2) still includes presses subassembly (25), press subassembly (25) including pressing briquetting (26), set up on heat distortion alloy steel sheet (11) and pass hole (111), set up on the diapire of sliding groove (211) and slide hole (213), press briquetting (26) pass in proper order and pass hole (111) and slide hole (213), just press briquetting (26) with pass the inner wall of hole (111) with the equal sliding connection of inner wall in sliding hole (213), be provided with the inclined plane on pressing briquetting (26), set up through-hole (221) on fixture block (22), inclined plane on pressing briquetting (26) with the inner wall of through-hole (221) offsets.

4. A beam (1) external prestress reinforcement according to claim 3, characterized in that: the insert block (21) is fixedly connected with a fixed block (27), the pressing block (26) is provided with a limiting sliding groove (261), and the fixed block (27) is in sliding connection with the inner wall of the limiting sliding groove (261).

5. The external prestress reinforcement device for a beam (1) according to claim 1, wherein: the thermal deformation alloy steel plate (11) is fixedly connected with a mounting block (13), a fixing mechanism (3) is arranged on the mounting block (13), the fixing mechanism (3) comprises an insertion rod (31), a first through hole (131), a through cavity (132) and a second through hole (133) which are communicated with each other are formed in the mounting block (13), the insertion rod (31) sequentially penetrates through the first through hole (131), the through cavity (132) and the second through hole (133), a positioning hole (16) is formed in the beam body (1), and the insertion rod (31) is in plug-in fit with the positioning hole (16);

the fixing mechanism (3) further comprises a clamping assembly (32) for fixing the insertion rod (31).

6. The external prestress reinforcement device for a beam (1) according to claim 5, wherein: the clamping assembly (32) comprises a mounting ring (33) and a plurality of elastic sheets (34), the mounting ring (33) is fixedly connected to the mounting block (13), the elastic sheets (34) are fixedly connected to the mounting ring (33), the elastic sheets (34) are uniformly distributed on the inner circumferential surface of the mounting ring (33) along the circumferential direction of the mounting ring (33), and one ends, far away from the mounting ring (33), of the elastic sheets (34) are all abutted to the outer circumferential surface of the insertion rod (31).

7. The external prestress reinforcement device for a beam (1) according to claim 6, wherein: be provided with on the installation piece (13) and be used for relieving the spacing promotion subassembly (35) to insert pole (31), promote subassembly (35) including push ring (36), solid fixed ring (37) and spacing ring (38), gu fixed ring (37) cup joint on insert pole (31), push ring (36) fixed connection in gu fixed ring (37), push ring (36) with the inner wall sliding connection of first through hole (131), push ring (36) can with a plurality of elastic sheet (34) offset, spacing ring (38) fixed connection in on push ring (36).

8. The external prestress reinforcement device for a beam (1) according to claim 7, wherein: the mounting block (13) is fixedly connected with a fixing seat (4), the fixing seat (4) is connected with a screw rod (41) in a threaded mode, and the screw rod (41) is abutted to the pushing ring (36).