Steel-pipe column concrete jacking filling device
Technical Field
The application relates to a steel-pipe column concrete jacking technical field especially relates to a steel-pipe column concrete jacking filling device.
Background
In industrial building, traditional steel column structure is replaced by steel-pipe column concrete column structure gradually, and steel-pipe column concrete structure compares with steel column structure, keeps under the close and the same condition of bearing capacity of dead weight, can save steel by a wide margin, has effectively reduced the construction area, can shorten construction period simultaneously, accords with national energy saving and emission reduction's policy.
As shown in fig. 4, the concrete jacking process for the steel pipe column 6 is a construction method in which concrete in the pump truck 5 is pressed into the steel pipe column 6 by a predetermined pressure. In the construction process, a grouting hole 61 needs to be cut at the bottom of the steel pipe column 6, the bent pipe 1 is inserted into the grouting hole 61, and concrete is poured into the grouting hole from the bent pipe 1 at the bottom of the steel pipe column 6 until the whole steel pipe column 6 is filled. In the process, the stop valve 3 is needed to prevent the concrete in the steel pipe column 6 from flowing back from the elbow pipe 1, the elbow pipe 1 and the stop valve 3 can be detached when the poured concrete reaches the strength, and finally the steel sheet 4 cut from the steel pipe column 6 is welded on the grouting hole 61.
In the above scheme, because the number of steel pipe columns which often need to be poured during construction is large, and the shapes of steel sheets cut from the steel pipe columns are generally different, the steel sheets need to be stored near the steel pipe columns, so that the steel sheets are convenient to be welded back to the steel pipe columns, but the steel sheets are easy to lose.
SUMMERY OF THE UTILITY MODEL
In order to reduce the possibility that the steel sheet is lost, the application provides a steel-pipe column concrete jacking perfusion device.
The application provides a pair of steel-pipe column concrete jacking filling device adopts following technical scheme: the utility model provides a steel-pipe column concrete jacking filling device, including the return bend that is used for pouring concrete in to the steel-pipe column, a slip casting pipe for being connected with the pump truck, stop valve and the steel sheet of cutting down from the steel-pipe column, the stop valve includes first baffle and second baffle, the bottom of first baffle is worn to be equipped with and is supported tight bolt, support the bottom that the one end that tight bolt kept away from first baffle is worn to locate the second baffle, it has the nut to support tight bolt spiro union after passing the second baffle, be equipped with the through-hole on the first baffle, the return bend is worn to locate in the through-hole, be equipped with the screw thread on the outer wall of slip casting pipe, be equipped with the screw hole on the second baffle, screw hole and the coaxial setting of through-hole, slip casting pipe and second baffle spiro union, the slip casting pipe passes the one end butt of second baffle and slip casting pipe, the steel sheet supports tightly between first baffle and second baffle.
By adopting the technical scheme, the first baffle and the second baffle on the stop valve are connected through the abutting bolt, so that the distance between the first baffle and the second baffle can be conveniently adjusted, the cut steel sheet is inserted between the first baffle and the second baffle, and the possibility of loss of the steel sheet is reduced; the slip casting pipe is connected with the second baffle in a threaded mode, the end portion of the slip casting pipe is convenient to abut against the end portion of the bent pipe, and the possibility of concrete overflow during concrete conveying can be reduced.
The present application may be further configured in a preferred example to: the first baffle and the second baffle are both arranged in a rectangular shape, the fastening bolts are uniformly distributed at the bottom and the top of the first baffle, and the two ends of the first baffle, which are adjacent to the fastening bolts, are both inlet and outlet ends.
Through adopting above-mentioned technical scheme, the setting of tight bolt is supported at relative both ends on the first baffle, can improve the tight degree of supporting of first baffle and second baffle to concrete excessive possibility when further having reduced the transport concrete can further press from both sides the steel sheet tightly between first baffle and second baffle, reduces the possibility that the steel sheet is lost.
The present application may be further configured in a preferred example to: the end face of one end, close to the second baffle, of the first baffle is embedded with a plurality of electromagnets, and the steel sheet is abutted to one of the electromagnets close to the inlet end and the outlet end of the first baffle.
Through adopting above-mentioned technical scheme, the electro-magnet on the first baffle can be circular telegram the back and adsorb the steel sheet, is convenient for pour into the completion after with the slip casting pipe to the direction rotation of keeping away from the return bend, with the steel sheet propelling movement to with all electro-magnets butt to with the tip shutoff of return bend.
The present application may be further configured in a preferred example to: all be equipped with the rubber ring on first baffle and the second baffle, the rubber ring sets up with the through-hole is coaxial.
By adopting the technical scheme, the steel sheet is adsorbed on the first baffle after the pouring is finished, and the arrangement of the rubber ring on the first baffle can improve the sealing degree of the steel sheet and the first baffle; after the pouring is finished, the second baffle plate can be abutted to the steel sheet through adjusting the abutting bolt, the rubber ring is arranged on the second baffle plate to provide certain buffering, and abrasion to the steel sheet is reduced.
The present application may be further configured in a preferred example to: the grouting pipe is provided with a sealing ring, and the sealing ring is positioned on the end face of one end of the grouting pipe close to the bent pipe.
Through adopting above-mentioned technical scheme, sealing washer on the slip casting pipe can provide certain buffering when supporting tightly with the return bend, reduces slip casting pipe and the impaired possibility of return bend, can improve the tight degree of supporting of slip casting pipe and return bend simultaneously.
The present application may be further configured in a preferred example to: be equipped with the recess on the first baffle, the recess all has the setting on the both sides business turn over end of first baffle.
Through adopting above-mentioned technical scheme, the setting of recess on the first baffle business turn over end can provide the effect of direction when inserting the steel sheet.
The present application may be further configured in a preferred example to: the tightening bolt is provided with a rotating sleeve, and the rotating sleeve is positioned at one end of the tightening bolt far away from the nut.
Through adopting above-mentioned technical scheme, support the setting of rotating the cover on the tight bolt, when being convenient for adjust the distance between first baffle and the second baffle, rotate through rotating the cover and support tight bolt for accommodation process is more laborsaving.
The present application may be further configured in a preferred example to: the rotating sleeve is provided with anti-skid grains which are distributed along the circumferential direction of the rotating sleeve.
Through adopting above-mentioned technical scheme, the setting of anti-skidding line is sheathe in the rotation, can increase the frictional resistance between operator's hand and the rotation cover when rotating to be convenient for rotate the rotation cover.
To sum up, the application comprises the following beneficial technical effects:
the electromagnet is arranged on the first baffle of the stop valve, so that the steel sheet can be adsorbed on the first baffle, the possibility of losing the steel sheet can be reduced, and the end part of the bent pipe can be conveniently plugged;
the arrangement of the abutting bolt on the stop valve is convenient for adjusting the distance between the first baffle and the second baffle, so that the clamping degree of the first baffle and the second baffle to the steel sheet can be improved, and the possibility of the steel sheet loss is further reduced;
the setting of rubber ring can improve the sealed degree of steel sheet and first baffle on the first baffle, and the setting of rubber ring can provide certain buffering on the second baffle, reduces the wearing and tearing that the second baffle caused the steel sheet.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a top view of an embodiment of the present application;
FIG. 3 is a schematic diagram of an exploded structure of a stop valve in an embodiment of the present application;
fig. 4 is a schematic structural diagram of the background art.
Reference numerals: 1. bending the pipe; 2. a grouting pipe; 21. a thread; 22. a seal ring; 3. a stop valve; 31. a first baffle plate; 311. a through hole; 312. an inlet and an outlet; 313. an electromagnet; 314. a groove; 315. a first connection hole; 316. caulking grooves; 32. a second baffle; 321. a threaded hole; 322. a second connection hole; 33. tightly abutting against the bolt; 331. a nut; 332. rotating the sleeve; 3321. anti-skid lines; 34. a rubber ring; 4. a steel sheet; 5. a pump truck; 6. steel pipe columns; 61. and (4) grouting holes.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses steel-pipe column concrete jacking filling device, as shown in figure 1, a steel-pipe column concrete jacking filling device, including the return bend 1 that is used for pouring concrete in the steel-pipe column 6, the slip casting pipe 2 that is used for being connected with pump truck 5, stop valve 3 and from steel sheet 4 that cuts off on steel-pipe column 6.
As shown in fig. 1 and 2, the stop valve 3 includes a first stop plate 31 and a second stop plate 32, and the steel sheet 4 abuts against and is tightly clamped between the first stop plate 31 and the second stop plate 32.
As shown in fig. 2 and 3, a through hole 311 is formed in the first baffle 31, the elbow 1 is inserted into the through hole 311, a thread 21 is formed on the outer wall of the grouting pipe 2, a thread 21 hole is formed in the second baffle 32, the thread 21 hole and the through hole 311 are coaxially arranged, and the grouting pipe 2 is screwed with the second baffle 32; the sealing ring 22 is arranged on the grouting pipe 2, the sealing ring 22 is positioned on the end face of one end of the grouting pipe 2 close to the bent pipe 1, and one end of the grouting pipe 2 penetrating through the second baffle 32 is abutted to the end of the grouting pipe 2. The grouting pipe 2 is in threaded connection with the second baffle 32, so that the end part of the grouting pipe 2 is conveniently abutted against the end part of the bent pipe 1, and the possibility of concrete overflow during concrete conveying can be reduced; the sealing ring 22 on the grouting pipe 2 can provide certain buffering when abutting against the bent pipe 1, so that the possibility of damage to the grouting pipe 2 and the bent pipe 1 is reduced, and the abutting degree of the grouting pipe 2 and the bent pipe 1 can be improved.
First baffle 31 and second baffle 32 all are the rectangle setting, and three first connecting hole 315 has been seted up respectively to the top and the bottom of first baffle 31, and three second connecting hole 322 has been seted up respectively to the top and the bottom of second baffle 32. The stop valve 3 further includes a fastening bolt 33 for adjusting the distance between the first baffle 31 and the second baffle 32, the fastening bolt 33 is located in the first connection hole 315, one end of the fastening bolt 33 far away from the first connection hole 315 is inserted into the second connection hole 322, and the fastening bolt 33 is screwed with a nut 331 after passing through the second connection hole 322.
The first baffle 31 and the second baffle 32 on the stop valve 3 are connected through the abutting bolt 33, so that the distance between the first baffle 31 and the second baffle 32 can be conveniently adjusted, the cut steel sheet 4 is abutted between the first baffle 31 and the second baffle 32, and the possibility of loss of the steel sheet 4 is reduced; meanwhile, the abutting degree of the first baffle 31 and the second baffle 32 can be improved, so that the grouting pipe 2 can abut against the bent pipe 1, and the possibility of concrete overflow during concrete conveying is reduced.
The two ends of the first baffle plate 31 adjacent to the abutting bolts 33 are inlet and outlet ends 312, a groove 314 is formed in the first baffle plate 31, the grooves 314 are formed in the inlet and outlet ends 312 on the two sides of the first baffle plate 31, and the grooves 314 are formed in the inlet and outlet ends 312 of the first baffle plate 31, so that the steel sheet 4 can be guided when being inserted.
Four caulking grooves 316 are formed in the end face, close to the second baffle 32, of the first baffle 31, the four caulking grooves 316 are distributed along the circumferential direction of the through hole 311 at equal intervals, electromagnets 313 are installed in the caulking grooves 316, and the steel sheet 4 is abutted to one of the electromagnets 313 close to the inlet end 312 and the outlet end 312 of the first baffle 31. The electromagnet 313 on the first baffle 31 can adsorb the steel sheet 4 after being electrified, so that after the grouting pipe 2 is rotated in the direction away from the bent pipe 1 after the completion of the pouring, the steel sheet 4 is pushed to abut against all the electromagnets 313, and the end part of the bent pipe 1 is blocked.
Rubber rings 34 are arranged on the first baffle plate 31 and the second baffle plate 32, the rubber rings 34 and the through holes 311 are coaxially arranged, the steel sheet 4 is adsorbed on the first baffle plate 31 after the perfusion is finished, and the arrangement of the rubber rings 34 on the first baffle plate 31 can improve the sealing degree of the steel sheet 4 and the first baffle plate 31; after the pouring is finished, the second baffle 32 can be abutted on the steel sheet 4 through the adjusting abutting bolt 33, and the rubber ring 34 on the second baffle 32 can provide certain buffering, so that the abrasion to the steel sheet 4 is reduced.
The tightening bolt 33 is provided with a rotating sleeve 332, the rotating sleeve 332 is positioned at one end of the tightening bolt 33 far away from the nut 331, the rotating sleeve 332 is provided with anti-skid grains 3321, and the anti-skid grains 3321 are distributed along the circumferential direction of the rotating sleeve 332. The rotating sleeve 332 on the abutting bolt 33 is arranged, so that when the distance between the first baffle 31 and the second baffle 32 is adjusted, the abutting bolt 33 is rotated through the rotating sleeve 332, and the adjusting process is more labor-saving; the anti-slip pattern 3321 on the rotating sleeve 332 can increase the frictional resistance between the hand of the operator and the rotating sleeve 332 during rotation, thereby facilitating the rotation of the rotating sleeve 332.
The implementation principle of the embodiment of the application is as follows: during construction, the bent pipe 1 is fixed in the grouting hole 61 of the steel pipe column 6, the second baffle 32 penetrates through the abutting bolt 33 on the first baffle 31 and is fixed by the nut 331, and the grouting pipe 2 is screwed into the thread 21 hole of the second baffle 32, so that the grouting pipe 2 abuts against the bent pipe 1. The electromagnet 313 of the first baffle plate 31 is energized, and the steel sheet 4 cut from the steel pipe column 6 is inserted between the first baffle plate 31 and the second baffle plate 32, so that the steel sheet 4 is attracted to the electromagnet 313. And connecting the grouting pipe 2 with the pump truck 5, starting to pour the steel pipe column 6, separating the grouting pipe 2 from the pump truck 5 after pouring is finished, and screwing the grouting pipe 2 out of the second baffle 32 by rotating the grouting pipe 2. Meanwhile, the steel sheet 4 is pushed to seal the bent pipe 1 by the steel sheet 4, and the abutting bolt 33 is rotated to enable the first baffle 31 and the second baffle 32 to approach each other, so that the steel sheet 4 is clamped. And (3) removing the elbow 1 and the stop valve 3 after the concrete reaches the strength, and finally welding the steel sheet 4 cut from the steel pipe column 6 back to the grouting hole 61.
In summary, the present application has: reducing the possible loss of the steel sheet 4.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.