阅读说明：本技术 可拆式硬横梁连接结构 (Detachable hard beam connecting structure ) 是由 黄本俊 胡万华 李亚军 张贤 于 2019-09-23 设计创作，主要内容包括：本发明公开了一种可拆式硬横梁连接结构,其技术要点包括横梁、钢杆和弯管,弯管的两端通过可拆卸固定组件分别连接在横梁和钢杆上,可拆卸固定组件包括分别凹陷设置在横梁和钢杆连接端的堵槽、分别设置弯管两连接端的容槽、滑移设置在容槽内的堵块、设置在堵块外周壁上的进给环槽、设置在进给环槽环壁上的进给螺纹、转动设置在弯管端壁上的驱动环块、设置在驱动环块外环壁上的驱动堵环、分别设置在横梁和钢杆外侧壁上的滑移槽、滑移设置在滑移槽上的拉环、设置在拉环朝向驱动堵环一端的拉槽和设置在驱动堵环朝向拉环一端并与拉槽螺纹连接的锁环以及设置在弯管上用于限制驱动堵环转动的锁定件,达到了实现钢杆和横梁牢固的可拆卸连接的目的。(The invention discloses a detachable hard beam connecting structure, which comprises a beam, a steel rod and a bent pipe, wherein two ends of the bent pipe are respectively connected to the beam and the steel rod through a detachable fixing component, the detachable fixing component comprises a plugging groove which is respectively recessed at the connecting end of the beam and the steel rod, a containing groove which is respectively provided with two connecting ends of the bent pipe, a plugging block which is arranged in the containing groove in a sliding way, a feeding ring groove which is arranged on the peripheral wall of the plugging block, a feeding thread which is arranged on the ring wall of the feeding ring groove, a driving ring block which is rotatably arranged on the end wall of the bent pipe, a driving plugging ring which is arranged on the outer ring wall of the driving ring block, sliding grooves which are respectively arranged on the outer side walls of the beam and the steel rod, a pull ring which is arranged on the sliding groove in a sliding way, a pull groove which is arranged at the end of the pull ring facing to the driving plugging ring , a locking ring which is arranged at the end of the driving plugging ring facing to the pull ring .)

The detachable hard beam connecting structure comprises a beam (1), a steel rod (2) and a bent pipe (3), wherein two ends of the bent pipe (3) are respectively connected to the beam (1) and the steel rod (2) through a detachable fixing assembly (4), and the detachable fixing assembly (4) comprises a plugging groove (5) which is respectively concavely arranged at the connecting end of the beam (1) and the steel rod (2), accommodating grooves (6) which are respectively arranged at two connecting ends of the bent pipe (3), a plugging block (7) which is arranged in the accommodating groove (6) in a sliding manner along the depth direction of the accommodating groove (6), a feeding ring groove (8) which is arranged on the peripheral wall of the plugging block (7), a feeding thread (9) which is arranged on the ring wall of the feeding ring groove (8), a driving ring block (10) which is rotatably arranged on the end wall of the bent pipe (3) and is in threaded connection with the feeding thread (9), a driving ring (11) which is arranged on the outer ring wall of the driving ring block (10), a driving ring (11) which is arranged on the outer ring groove (13) which is arranged on the driving ring groove (3) and a pulling ring (13) which is arranged on the pulling ring (3), a pulling ring (3) which is arranged on the driving ring (3) which is connected with the plugging ring (3), and a pulling ring (3) which is arranged on the plugging ring (3), and a pulling ring (3) which is arranged on the pulling ring (3), and a pulling ring (3) which is connected with the pulling ring (3), and a pulling ring (3) which is.

2. The detachable hard beam connecting structure is characterized in that the locking piece (16) comprises fixed abutting rings (17) which are respectively arranged at two ends of the elbow (3), the two fixed abutting rings (17) are respectively abutted against ends, far away from the crossbeam (1) and the steel rod (2), of the driving blocking ring (11), the locking piece (16) further comprises a rotating annular groove (18) which is formed in the side wall of the fixed abutting ring (17) and close to the side wall of the driving blocking ring (11) , a slurry fixing through groove (20) which is formed in the side wall of the driving blocking ring (11) and close to the end of the driving blocking ring (11) and rotates in the rotating annular groove (18), and a slurry containing through groove (21) which is formed in the fixed abutting ring (17) and far away from the side wall of the driving blocking ring (11) and extends to the rotating annular groove (18), the slurry fixing through groove (20), the arc wall of the rotating annular groove (18) far away from the rotating annular block (19), the side wall of the rotating annular groove (19), the rotating annular groove (21) is formed in a slurry containing through the end wall of the fixed abutting ring (17), and the rotating annular groove (34), and the rotating annular groove (23), and the rotating annular groove (21) is formed in the shape of the rotating annular groove (23), and the rotating annular groove (18), and the rotating annular groove (21) which is formed in the fixed abutting groove (34), and the rotating annular groove (.

3. A detachable hard beam attachment structure according to claim 2, wherein: drive stifled ring (11) are provided with along the axial through of pushing away thick liquid and are led groove (25), push away thick liquid and lead to groove (25) and fixed thick liquid piece (22) and set up relatively, it wears to be equipped with activity stifled pole (26) to push away in the thick liquid leads to the groove (25).

4. The detachable hard beam connecting structure according to claim 2, wherein the side wall of the sealing plate (23) on the side of the grouting port (38) is provided with a detection port (27), the detection port (27) extends to the fixing through groove (34), and the detection port (27) is provided with a detection bullet cover (28).

5. A detachable hard beam attachment structure according to claim 2, wherein: and a surplus groove (29) is formed in the circumferential groove wall of the slurry fixing through groove (20) in an extending mode, and surplus slurry blocks (30) are filled in the surplus groove (29).

6. A detachable hard beam attachment structure according to claim 2, wherein: a supporting and connecting block (31) is arranged between the end walls of the two fixed abutting rings (17), and the supporting and connecting block (31) is positioned on the concave side of the bent pipe (3).

7. A detachable hard beam attachment structure according to claim 1, wherein: all be provided with spacing sealed annular (32) on the end wall of crossbeam (1) and steel pole (2), be provided with spacing sealed ring piece (33) on the end wall of drive ring piece (10), spacing sealed ring piece (33) are pegged graft with spacing sealed annular (32).

8. The detachable hard beam connecting structure according to claim 2 is characterized in that a fixing through groove (34) penetrates through the sealing plate (23), a fixing screw groove (35) is formed in the fixing abutting ring (17), the fixing bolt (24) is in threaded connection with the fixing screw groove (35) and the fixing through groove (34), a reinforcing groove (36) is formed in the end, far away from the fixing screw groove (35), of the fixing through groove (34), the bolt head of the fixing bolt (24) is located in the reinforcing groove (36), and the reinforcing groove (36) is filled with reinforcing slurry blocks (37).

Technical Field

The invention relates to the field of railway electrification construction, in particular to an detachable hard beam connecting structure.

Background

With the development of society, the railway speed raising and safety requirements are raised more and more, the hard beam is used as a basic member of kinds of electrified railway station yard suspension support contact networks, and the application range of the hard beam is gradually expanded to the electrification construction of all station yards.

The current chinese patent of No. CN208915002U discloses hard beam connection structures for subway, including the return bend, return bend end and steel pole welded fastening, the return bend can be dismantled with the crossbeam by end in addition and be connected, the junction package of return bend and crossbeam has waterproof cloth layer and grout sleeve, and the waterproof cloth layer is located grout sleeve, and grout sleeve is enclosed by two semicircle barrels, and grout sleeve overcoat has the clamp.

The invention also aims to provide connecting structures to realize firm detachable connection of the steel rods and the cross beams.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide detachable hard beam connecting structures, which can realize firm detachable connection of a steel rod and a beam.

In order to achieve the purpose, the invention provides the following technical scheme:

detachable hard beam connection structure, including crossbeam, steel pole and return bend, the both ends of return bend are connected respectively on crossbeam and steel pole through dismantling fixed subassembly, can dismantle fixed subassembly including sunken stifled groove that sets up respectively at crossbeam and steel pole link, set up the appearance groove of return bend both ends respectively, slide along appearance groove depth direction and set up the sprue at the appearance inslot, set up the feed ring groove on sprue periphery wall, set up the feed screw on feed ring groove rampart, rotate the drive block that sets up on the return bend end wall and with feed screw thread connection, set up the drive stifled ring on the outer rampart of drive block, set up the sliding groove on crossbeam and steel pole lateral wall respectively along length direction, slide and set up the pull ring on the sliding groove, set up the draw groove at pull ring towards drive stifled ring end and set up at drive stifled ring towards pull ring end and with draw groove threaded connection's catch and set up the locking piece that is used for restricting drive stifled ring pivoted on the return bend, the end and the plug groove that the drive block ring stretches out of groove, the feed ring block apart from the feed ring distance equals the drive block groove and the return bend and the drive block depth of return bend respectively, the return bend and the drive link.

Through adopting above-mentioned technical scheme, after alignment stifled groove and appearance groove, rotate the stifled ring of drive, can make drive ring piece and feed and take place the screw thread rotation between the screw thread, and then take place relative movement between drive ring piece and the feed ring groove, make the sprue slip out then insert in stifled groove by appearance inslot, realize along perpendicular to crossbeam length direction to spacing between crossbeam and the return bend and along perpendicular to steel pole length direction to spacing between steel pole and the return bend. Meanwhile, when the blocking ring is driven to rotate, the locking ring is in threaded connection with the pull groove, the pull ring slides in the sliding groove to meet the requirement of threaded feeding, the limitation between the cross beam and the bent pipe along the length direction of the cross beam and the limitation between the steel rod and the bent pipe along the length direction of the steel rod are achieved, and therefore the bent pipe is connected between the cross beam and the steel rod in a bidirectional limiting mode. Because the movement of the plugging block and the pulling block drives the plugging ring trend, after the bent pipe is connected, the locking piece can limit the rotation of the driving plugging ring, so that the bent pipe can be firmly connected between the cross beam and the steel rod, and the bent pipe can be disassembled after being locked by contacting the locking piece, thereby realizing the firm detachable connection of the steel rod and the cross beam.

The step of the invention is that the locking piece comprises fixed abutting rings respectively arranged at two ends of the bent pipe, the two fixed abutting rings are respectively abutted against ends of the driving blocking ring far away from the beam and the steel rod, the locking piece further comprises a rotating ring groove arranged on the side wall of the fixed abutting ring close to the side wall of the driving blocking ring , a rotating arc block arranged at the end of the driving blocking ring close to the fixed abutting ring and rotating in the rotating ring groove, and a slurry fixing through groove arranged on the side wall of the fixed abutting ring far away from the side wall of the driving blocking ring and extending to the rotating ring groove, the slurry fixing through groove, the rotating ring groove arc wall far away from the rotating arc block, the rotating arc block side wall and the end wall of the driving blocking ring form a slurry containing groove, the slurry containing groove is filled with a fixed slurry block, the fixed through groove has the same shape as the groove body of the rotating ring groove far away from the rotating arc block, a sealing plate is arranged on the side of the fixed abutting ring far away from the driving blocking.

Through taking above-mentioned technical scheme, after finishing rotating the stifled ring of drive, rotate the arc piece can rotate to the position that leads to the groove dislocation with solid thick liquid, thereby by the concrete thick liquid that the slip casting mouth pours into, can be holding the fixed thick liquid piece of thick liquid groove formation, fixed thick liquid piece not only can restrict the removal of arc piece, lock the stifled ring of drive, in addition when needs are dismantled the return bend, can take off the shrouding, will fix the thick liquid piece from digging out, can relieve the locking to the stifled ring of drive, then realize the dismantlement to the return bend.

According to the invention, the step is that the driving blocking ring is axially provided with a slurry pushing through groove in a penetrating manner, the slurry pushing through groove is arranged opposite to the fixed slurry block, and a movable blocking rod is arranged in the slurry pushing through groove in a penetrating manner.

Through adopting above-mentioned technical scheme, when digging out fixed thick liquid piece, can utilize relevant instrument to see through pushing away the vibration that thick liquid logical groove carried out other sides to fixed thick liquid piece, and then can accelerate the efficiency of digging out of fixed thick liquid piece.

The step of the invention is that a detection port is arranged on the side wall of the sealing plate on the side of the grouting port , the detection port extends to the fixed through groove, and a detection bullet cover is arranged on the detection port.

Through taking above-mentioned technical scheme, when leading to the inslot injection concrete thick liquid of solid thick liquid, only the concrete thick liquid is full of the rotation annular and the solid thick liquid that keep away from the rotation arc piece and leads to the inslot, detects the bullet cover and just can take place deformation because of the pressure of concrete thick liquid, and then can judge whether the concrete thick liquid is filled, guarantees the stress strength of fixed thick liquid piece to it is spacing to rotate the arc piece realization more steadily to make fixed thick liquid piece.

According to the invention, , a surplus groove is formed in the circumferential groove wall of the grout fixing through groove in an extending mode, and surplus grout blocks are filled in the surplus groove.

Through adopting above-mentioned technical scheme, can increase solid thick liquid relatively and lead to the groove, before digging out fixed thick liquid piece, dig out surplus thick liquid piece equally to can make the relative circumference length that strand thick liquid led to the groove be greater than the circumference length of fixed thick liquid piece, thereby conveniently carry out the application of force to fixed thick liquid piece, thereby dig out fixed thick liquid piece fast.

According to the invention, step is that a support connecting block is arranged between the end walls of the two fixed retaining rings, and the support connecting block is positioned on the concave side of the bent pipe.

By adopting the technical scheme, the two fixed abutting rings and the supporting connecting block can form the reinforcing rods at the two ends of the bent pipe, so that the stress strength of the bent pipe can be improved, and the bent pipe is prevented from deforming in the use process.

According to the invention, steps are set, limit sealing ring grooves are formed in the end walls of the cross beam and the steel rod, a limit sealing ring block is arranged on the end wall of the driving ring block, and the limit sealing ring block is inserted into the limit sealing ring grooves.

By adopting the technical scheme, when the connecting ends of the bent pipe and the cross beam, the bent pipe and the steel rod are aligned, the limiting sealing ring block is inserted into the limiting sealing ring groove, so that the bent pipe can be lightly positioned, and the blocking block can be smoothly inserted into the blocking groove; meanwhile, the limit sealing ring block is abutted against the limit sealing ring groove, so that the connection sealing performance between the bent pipe and the cross beam and between the bent pipe and the steel rod can be enhanced.

According to the invention, steps are provided, wherein a fixing through groove is arranged on the sealing plate in a penetrating manner, a fixing screw groove is arranged on the fixing abutting ring, the fixing bolt is in threaded connection with the fixing screw groove and the fixing through groove, a reinforcing groove is arranged at the end of the fixing through groove far away from the fixing screw groove, the bolt head of the fixing bolt is positioned in the reinforcing groove, and the reinforcing groove is filled with reinforcing slurry blocks

Through adopting above-mentioned technical scheme, consolidate the thick liquid piece and can fix fixing bolt's bolt head in consolidating the recess, and then can effectively avoid fixing bolt to take place to become flexible or drop between fixed logical groove and fixed thread groove.

In conclusion, the invention has the following beneficial effects:

1. the invention utilizes the connecting action of the plugging block and the plugging groove, the pull groove and the locking ring and the locking action of the locking piece to realize multiple limits on the bent pipe between the steel rod and the beam, thereby realizing firm detachable connection of the steel rod and the beam;

2. according to the locking piece, after the blocking ring is driven to rotate, the rotating arc block can rotate to a position staggered with the grout fixing through groove, so that concrete grout injected from the grout injection port can form a fixed grout block in the grout accommodating groove, the fixed grout block can limit the movement of the arc block and lock the driving blocking ring, and when the bent pipe needs to be disassembled, the sealing plate can be taken down, the fixed grout block is dug out, the locking of the driving blocking ring can be relieved, and then the bent pipe can be disassembled.

Drawings

Fig. 1 is a partial cross-sectional view of the structure of the present invention.

Fig. 2 is an enlarged view of a point a in fig. 1.

Fig. 3 is an exploded view of a lock structure embodying the present invention.

Fig. 4 is an enlarged view at B in fig. 1.

Reference numerals: 1. a cross beam; 2. a steel rod; 3. bending the pipe; 4. a detachable fixed component; 5. plugging the groove; 6. a containing groove; 7. blocking; 8. a feed ring groove; 9. a feed screw; 10. a drive ring block; 11. driving the plugging ring; 12. a sliding groove; 13. a pull ring; 14. groove drawing; 15. a locking ring; 16. a locking member; 17. fixing the butting ring; 18. rotating the ring groove; 19. rotating the arc block; 20. a slurry fixation through groove; 21. a slurry containing groove; 22. fixing the pulp blocks; 23. closing the plate; 24. fixing the bolt; 25. a slurry pushing through groove; 26. a movable blocking rod; 27. a detection port; 28. detecting the bullet cover; 29. a residue tank; 30. the rest of the pulp blocks; 31. a branch connecting block; 32. a limit sealing ring groove; 33. a limiting sealing ring block; 34. fixing the through groove; 35. fixing the screw groove; 36. reinforcing the groove; 37. reinforcing the pulp blocks; 38. and (4) a grouting opening.

Detailed Description

The present invention is further described in detail below with reference to the attached figures.