CN112030973A - Pile top grouting system for rigid pile composite foundation and construction method thereof - Google Patents

Abstract

The invention relates to the technical field of foundation treatment, in particular to a pile top grouting system of a rigid pile composite foundation and a construction method thereof, and the technical scheme is as follows: the pile top grouting system for the rigid pile composite foundation and the construction method thereof can reduce the condition that mortar falls on the ground in the grouting process of a pile hole.

Description

Pile top grouting system for rigid pile composite foundation and construction method thereof

Technical Field

The invention relates to the technical field of foundation treatment, in particular to a pile top grouting system for a rigid pile composite foundation and a construction method thereof.

Background

The rigid pile composite foundation utilizes the rigid piles as foundation piles, and the pile body of the rigid piles has higher bending rigidity, so that the rigid pile composite foundation has better bearing performance. In the in-process at the bored concrete pile, need utilize slip casting machine and slip casting pipe to pour into mortar into in the stake hole, carry out the in-process of slip casting to a plurality of stake holes, in order to improve the efficiency of construction, often under the circumstances that the slip casting machine does not shut down, remove the slip casting pipe from the good stake hole of slip casting to the stake hole of treating the slip casting, at the in-process that removes the slip casting pipe, the intraductal mortar of slip casting can fall on ground, in addition, if the slip casting pipe is fixed unstable, also easily make the intraductal mortar of slip casting fall on ground, it is long-term so, just can cause the waste of many mortars, and easily cause destruction to the construction environment.

Disclosure of Invention

In order to reduce the condition that mortar falls on the ground in the grouting process of a pile hole, the application provides a pile top grouting system of a rigid pile composite foundation and a construction method thereof.

First aspect, the application provides a rigid pile composite foundation pile bolck slip casting system adopts following technical scheme:

a pile top grouting system of a rigid pile composite foundation comprises a grouting machine and a slurry storage machine, wherein the slurry storage machine comprises a base, the base is provided with a lifting moving assembly, the moving assembly is connected with a lifting assembly, and the lowest point of the moving assembly can be higher than or lower than the lowest point of the base under the driving of the lifting assembly;

still be provided with the mud storage bucket on the base, the mud storage bucket is connected with into thick liquid pipe and play thick liquid pipe, it is used for being connected with the slip casting machine to go into thick liquid pipe, it is downthehole that the stake is gone into to the mortar that goes out in the thick liquid pipe is used for pouring into, it opens and close the subassembly to be provided with on the thick liquid pipe, it is used for controlling out the thick liquid pipe and opens and close to open and close the subassembly, it is connected with the removal subassembly to open and close the subassembly, works as when the minimum point of removing the subassembly is higher than the minimum of base, it will go out the thick liquid pipe and open to open and close the subassembly when the minimum of removing the subassembly is less than the minimum.

By adopting the technical scheme, in the grouting process of the pile hole, the grouting machine firstly injects mortar into a mortar storage barrel of the grouting machine through a mortar inlet pipe, the mortar in the mortar storage barrel is injected into the pile hole through a mortar outlet pipe, because the opening and closing component opens the mortar outlet pipe only when the lowest point of the moving component is higher than the lowest point of the base by utilizing the lifting component, the base is directly arranged on the bottom surface at the moment, the easy movement of the grouting machine is avoided, so that the mortar outlet pipe on the grouting machine can stably inject the mortar into the pile hole, the mortar in the mortar outlet pipe is prevented from easily falling on the ground outside the pile hole, when the mortar outlet pipe needs to be moved to another pile hole, the lowest point of the moving component is lower than the lowest point of the base by utilizing the lifting component, the grouting machine is convenient to move the mortar outlet pipe to another pile hole through the moving component at the moment, and the opening and closing component closes the mortar outlet pipe at the moment, the mortar in the mortar outlet pipe is prevented from easily falling on the ground in the moving process, so that the waste of the mortar is reduced, and the damage to the construction environment is avoided.

Preferably, the removal subassembly includes lifter plate and wheel, the wheel is provided with two sets ofly, two sets of the wheel passes through the wheel installed part and installs respectively at the relative lateral wall in the both sides of lifter plate, the chamber has been seted up to the bottom of base and has been held, the lifter plate can get into and hold the intracavity, the lateral wall of base has been seted up a plurality of grooves of stepping down, and is a plurality of the groove of stepping down sets up with a plurality of the cooperation of wheel installed part, the groove of stepping down is used for dodging the wheel installed part, the vertical two lifter, two that are provided with in top of lifter plate the lifter interval sets up, two the lifter all runs through the top of base from bottom to top, one of them lifter is connected with lifting unit.

Through adopting above-mentioned technical scheme, lifting unit passes through lifter and lifter plate driving wheel installed part and wheel lift to realize lifting unit and drive the process that the removal subassembly goes up and down.

Preferably, the lifting assembly comprises a frame body, a screw rod and a screw block, the frame body comprises two first frame plates and two second frame plates, the two first frame plates are transversely arranged and arranged at intervals, the two second frame plates are vertically arranged and arranged at intervals, the two second frame plates are connected between the two first frame plates, slide rails are arranged on the opposite surfaces of the two second frame plates, each slide rail comprises a connecting part and a sliding part, the connecting parts and the sliding parts are in a long strip shape, the length directions of the connecting parts and the sliding parts are parallel to the vertical direction, and the sliding parts are connected to the second frame plates through the connecting parts;

the screw is rotationally arranged between the two first frame plates, the first frame plate positioned above the screw is rotationally provided with a driving rod, the driving rod is coaxially connected with the screw, and one end of the driving rod, which is far away from the screw, is connected with a rocking handle;

the screw block is provided with two sliding grooves matched with the two sliding parts respectively, the screw block vertically slides between the two sliding rails through the two sliding grooves and the two sliding parts, the screw block is in threaded connection with the screw rod, and the screw block is connected with one of the lifting rods.

Through adopting above-mentioned technical scheme, utilize the rotation that the rocking handle can control the screw rod to control the spiral shell piece and vertically slide between two slide rails, and then drive the removal subassembly through the lifter and go up and down.

Preferably, the opening and closing assembly comprises a partition plate and a sealing plate, the partition plate is transversely arranged, the sealing plate is vertically arranged, and the partition plate is vertically connected to the side wall of one side of the sealing plate in the horizontal direction;

the slurry outlet pipe is L-shaped and is provided with a transverse pipe and a vertical pipe, the transverse pipe is horizontally arranged and is connected with the slurry storage barrel, the vertical pipe is vertically arranged and is connected with the transverse pipe, the slurry outlet pipe, the transverse pipe and the vertical pipe are mutually communicated, the vertical pipe is provided with an insertion opening towards the side wall of the base, the insertion opening is matched with a partition plate, the partition plate is inserted into the vertical pipe, and when the sealing plate is attached to the outer side wall of the vertical pipe, the vertical pipe is sealed by the partition plate;

the base is provided with a fixed platform, an automatic resetting structure is arranged between the sealing plate and the fixed platform, and the automatic resetting structure enables the sealing plate to automatically cling to the side wall of the vertical pipe when external force is not applied;

the shrouding is still through linkage structure rather than one the lifter is connected, shrouding and spiral shell piece respectively with two the lifter is connected, the removal subassembly makes the shrouding keep away from the lateral wall of standpipe through linkage structure.

Through adopting above-mentioned technical scheme, linkage structure and automatic re-setting structure control the shrouding respectively and keep away from or be close to the lateral wall of standpipe to the insertion and the extraction of control baffle, and then realize opening and close the subassembly and to the opening and closing of play thick liquid pipe.

Preferably, the automatic reset structure comprises a fixed column and a spring, the fixed column is arranged on the fixed table, the spring is connected between the fixed column and the sealing plate, and the spring is always in a compression state.

Through adopting above-mentioned technical scheme, under the effect of spring, the shrouding has the trend that is close to the motion of standpipe lateral wall to make the shrouding can automatic re-setting under the condition that does not receive external force.

Preferably, the linkage structure comprises a first linkage rod, a second linkage rod and a hook buckle, the first linkage rod is in a long rod shape, one end of the first linkage rod is connected to one surface of the sealing plate, which is far away from the vertical pipe, and the first linkage rod is perpendicular to the surface, a rod body of the first linkage rod is provided with a strip-shaped opening, the length direction of the strip-shaped opening is parallel to the length direction of the first linkage rod, the side wall of the fixing table is provided with an embedded block, and the embedded block is embedded into the strip-shaped opening;

the second linkage rod is in a long strip shape, and one end of the second linkage rod is hinged to the top of the first linkage rod;

the hook is arranged on the lifting rod far away from the lifting component, a buckling opening is formed in the rod body of the second linkage rod, the hook and the buckling opening are arranged in a matched mode, the hook can be buckled into the buckling opening in the lifting process of the lifting rod, and the hook can be separated from the buckling opening in the descending process of the lifting rod.

Through adopting above-mentioned technical scheme, after the buckle detained the knot mouth, the buckle can drive the second gangbar and upwards swing, and the standpipe was kept away from to the second gangbar through first gangbar drive shrouding to drive the baffle and extract the socket of standpipe, deviate from the knot mouth after the buckle, the shrouding is close to the standpipe under automatic re-setting structure's effect, thereby make the baffle insert in the socket of standpipe, so that remove the subassembly and open and close the subassembly and realize the linkage.

Preferably, it is connected with anti-disengaging structure to open between subassembly and the standpipe, anti-disengaging structure is used for avoiding the baffle to deviate from in the socket of standpipe, anti-disengaging structure includes anticreep pole, anticreep piece and anticreep groove, anticreep groove sets up in the standpipe towards the one side of shrouding, the anticreep piece slides and sets up in the anticreep groove, the both ends of anticreep pole are articulated with shrouding and anticreep piece respectively.

Through adopting above-mentioned technical scheme, anticreep pole and anticreep piece have restricted the displacement of shrouding to avoid the baffle to deviate from in the socket of standpipe, with the stability of opening and close the subassembly is improved.

Preferably, the lateral wall of the pulp storage barrel is provided with a control rod in a penetrating manner, the control rod is hinged to the pulp storage barrel, the inner end of the control rod is connected with a floating ball, the outer wall of the pulp storage barrel is provided with a control console, the control console is provided with a control button, the control button is located below the outer end of the control rod, the control rod can press the button under the control of the floating ball, and when the control button is pressed, the grouting machine is in a shutdown state.

By adopting the technical scheme, when the mortar storage in the mortar storage barrel is excessive, the floating ball rises and drives the control rod to press the control button, so that the grouting machine is shut down to avoid the overflow of the mortar in the mortar storage barrel.

In a second aspect, the present application provides a pile top grouting construction method for a composite foundation of a rigid pile, including the following steps:

s1: connecting the grouting machine with the pulp storage machine;

s2: adjusting the slurry storage machine to be in a movable state, and moving the slurry storage machine to be close to the pile hole;

s3: adjusting the slurry storage machine to a state of limited movement, and grouting into the pile hole;

s4: and after the grouting of one pile hole is completed, repeating the steps S2 and S3 to perform grouting on the other pile hole.

Through adopting above-mentioned technical scheme, when slip casting machine and stock solution machine carry out the slip casting to the stake hole, stock solution machine is in the restricted state of removal for the slip casting process is stable, avoid going out the intraductal mortar of thick liquid and easily fall on the subaerial outside the stake hole, at the in-process that will store up near the thick liquid machine and remove another stake hole, the stock solution machine can stop out the thick liquid, avoid going out the intraductal mortar of thick liquid and easily fall subaerial at the removal in-process, and then reduce the waste of mortar and avoid easily causing destruction to the construction environment.

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

1. the mortar in the mortar outlet pipe is prevented from easily falling on the ground in the moving process, so that the waste of the mortar is reduced, and the damage to the construction environment is avoided;

2. the linkage structure and the automatic reset structure respectively control the sealing plate to be far away from or close to the side wall of the vertical pipe, so that the partition plate is controlled to be inserted and pulled out, and the opening and closing assembly is further used for opening and closing the slurry outlet pipe;

3. after the hook buckle is buckled into the buckle opening, the hook buckle can drive the second linkage rod to swing upwards, the second linkage rod drives the sealing plate to be away from the vertical pipe through the first linkage rod, so that the partition plate is driven to pull out the socket of the vertical pipe, and after the hook buckle is pulled out of the buckle opening, the sealing plate is close to the vertical pipe under the effect of the automatic reset structure, so that the partition plate is inserted into the socket of the vertical pipe, and the movable assembly and the opening and closing assembly are linked.

Drawings

Fig. 1 is an overall schematic view of a pile top grouting system of a rigid pile composite foundation in an embodiment of the present application;

FIG. 2 is an exploded view of the structure of the slurry reservoir of FIG. 1;

FIG. 3 is a schematic structural view of the lift assembly of FIG. 1;

FIG. 4 is an enlarged view of a portion of FIG. 1 at A;

FIG. 5 is a structural sectional view of the grout pipe of FIG. 1;

fig. 6 is a partially enlarged view of fig. 1 at B.

Description of reference numerals: 1. grouting machine; 2. storing a pulp machine; 21. a base; 22. an accommodating chamber; 23. a yielding groove; 24. a cushion table; 25. a fixed table; 3. a pulp storage barrel; 31. a control lever; 32. a floating ball; 33. a console; 34. a control button; 35. a slurry inlet pipe; 36. a pulp outlet pipe; 37. a transverse tube; 38. a vertical tube; 39. a socket; 4. a moving assembly; 41. a lifting plate; 42. a wheel; 43. mounting a rod; 44. mounting a plate; 45. a lifting rod; 5. a lifting assembly; 51. a screw; 52. a screw block; 521. a chute; 53. a first frame plate; 54. a second frame plate; 55. a slide rail; 551. a connecting portion; 552. a sliding part; 56. a drive rod; 57. a rocking handle; 6. an opening and closing assembly; 61. a partition plate; 62. closing the plate; 7. an automatic reset structure; 71. fixing a column; 72. a spring; 8. a linkage structure; 81. a first linkage rod; 82. a second linkage rod; 83. hooking and buckling; 84. a strip-shaped opening; 85. an insert block; 86. buckling a mouth; 9. an anti-falling structure; 91. an anti-drop rod; 92. an anti-drop block; 93. and (4) an anti-drop groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses rigid pile composite foundation pile top slip casting system. Referring to fig. 1, the pile top grouting system for the rigid pile composite foundation includes a grouting machine 1 and a slurry storage machine 2. The pulp storage machine 2 comprises a base 21, and a liftable moving assembly 4 is arranged below the base 21.

Specifically, referring to fig. 2, the moving assembly 4 includes a lifting plate 41 and wheels 42, the lifting plate 41 is in a rectangular plate shape, the wheels 42 are universal wheels, so that the moving assembly 4 can easily turn, the wheels 42 are provided with two sets, the number of each set of wheels 42 is two, the two sets of wheels 42 are respectively mounted on the opposite side walls of the two sides of the lifting plate 41 through wheel mounting members, and the number of the wheel mounting members is the same as the number of the wheels 42. The wheel mounting member comprises a mounting rod 43 and a mounting plate 44, wherein the mounting rod 43 is in a cylindrical rod shape, one end of the mounting rod 43 is fixedly connected to the side wall of the lifting plate 41, the axial direction of the mounting rod 43 is perpendicular to the side wall of the lifting plate 41 connected with the mounting rod, the mounting plate 44 is in an L-shaped plate shape, and the wheel 42 is connected with the mounting plate 44. Further, the bottom of the base 21 is provided with an accommodating cavity 22, the accommodating cavity 22 is a rectangular cavity, and the lifting plate 41 can enter the accommodating cavity 22 upwards. Two grooves 23 of stepping down have all been seted up to two lateral walls of base 21, and the groove 23 of stepping down is the rectangular channel, and the groove 23 of stepping down sets up with the cooperation of wheel installed part. Specifically, the groove of stepping down 23 sets up with the cooperation of installation pole 43, and the groove of stepping down 23 is used for dodging the installation pole 43 of wheel installed part, and when the lifter plate 41 rose into and holds the chamber 22, the installation pole 43 can get into in the groove of stepping down 23 to avoid influencing the rise of wheel 42.

Referring to fig. 1 and 2, two lifting rods 45 are vertically arranged at the top of the lifting plate 41, the lifting rods 45 are in the shape of a cylindrical rod, the axial direction of the lifting rods 45 is perpendicular to the top surface of the lifting plate 41, the two lifting rods 45 are arranged at intervals, the two lifting rods 45 penetrate through the top of the base 21 from bottom to top, and one of the lifting rods 45 is connected with the lifting assembly 5. The lifting assembly 5 drives the wheel mounting member and the wheel 42 to lift through the lifting rod 45 and the lifting plate 41, and the lowest point of the moving assembly 4 can be higher or lower than the lowest point of the base 21 under the driving of the lifting assembly 5.

Referring to fig. 1 and 3, lifting unit 5 sets up the top at base 21, lifting unit 5 includes the framework, screw rod 51 and spiral shell piece 52, the framework includes two first deckle boards 53 and two second deckle boards 54, two first deckle boards 53 and two second deckle boards 54 all are rectangular plate-like, two first deckle boards 53 transversely set up and set up along vertical direction interval, wherein a first deckle board 53 sets up the top at base 21, two vertical settings of second deckle board 54 just set up along horizontal direction interval, two second deckle boards 54 are connected between two first deckle boards 53. All be provided with slide rail 55 on the face that two second deckle boards 54 are relative, slide rail 55 includes connecting portion 551 and the portion 552 that slides, and connecting portion 551 and the portion 552 that slides all are rectangular form, and the length direction of connecting portion 551 and the portion 552 that slides all is parallel with vertical direction, and wherein, the horizontal cross-section of connecting portion 551 is the rectangle, and the horizontal cross-section of the portion 552 that slides is semicircular, and the portion 552 that slides passes through connecting portion 551 and connects on second deckle board 54. The screw 51 is rotatably arranged between the two first frame plates 53, the first frame plate 53 positioned above is rotatably provided with a driving rod 56, the driving rod 56 is coaxially connected with the screw 51, one end, far away from the screw 51, of the driving rod 56 is connected with a rocking handle 57, and the arrangement of the rocking handle 57 is convenient for people to rotate the screw 51. Two relative lateral walls of spiral shell piece 52 have spout 521 respectively, two spout 521 cooperate with two portions of sliding 552 respectively, spiral shell piece 52 vertically slides between two slide rails 55 through two spout 521 and two portions of sliding 552, and spiral shell piece 52 and screw rod 51 threaded connection, spiral shell piece 52 is connected with one of them lifter 45 detachably, through above-mentioned structure, utilize rocking handle 57 can control screw rod 51's rotation, thereby control spiral shell piece 52 vertically slides between two slide rails 55, and then drive removal subassembly 4 through lifter 45 and go up and down.

Referring to fig. 1 and 4, a pad table 24 is fixedly arranged on the top of the base 21, the pad table 24 is located between two lifting rods 45, the pulp storage barrel 3 is arranged on the top of the pad table 24, and the pad table 24 is used for increasing the height of the pulp storage barrel 3. The lateral wall of the pulp storage barrel 3 is provided with a control rod 31 in a penetrating manner, the control rod 31 is hinged to the pulp storage barrel 3, the inner end of the control rod 31 is connected with a floating ball 32, the outer wall of the pulp storage barrel 3 is provided with a control console 33, the control console 33 is provided with a control button 34, the control button 34 is positioned below the outer end of the control rod 31, the control rod 31 can press the button under the control of the floating ball 32, and when the control button 34 is pressed, the grouting machine 1 is in a shutdown state. When the mortar in the mortar storage barrel 3 is stored too much, the floating ball 32 rises, and the rising floating ball 32 drives the control rod 31 to press the control button 34, so that the grouting machine 1 is shut down, and the mortar in the mortar storage barrel 3 is prevented from overflowing.

Referring to fig. 1, the slurry storage barrel 3 is connected with a slurry inlet pipe 35 and a slurry outlet pipe 36, the slurry inlet pipe 35 is used for being connected with the grouting machine 1, and the slurry outlet pipe 36 is used for pouring the mortar in the slurry storage barrel 3 into the pile hole. The slurry outlet pipe 36 is L-shaped and is provided with a transverse pipe 37 and a vertical pipe 38, the transverse pipe 37 is horizontally arranged and is connected with the slurry storage barrel 3, the vertical pipe 38 is vertically arranged and is connected with the transverse pipe 37, and the slurry outlet pipe 36, the transverse pipe 37 and the vertical pipe 38 are communicated with each other. Referring to fig. 5, the slurry outlet pipe 36 is provided with an opening and closing assembly 6, and the opening and closing assembly 6 is used for controlling the opening and closing of the slurry outlet pipe 36. Hoist and control subassembly 6 and include baffle 61 and shrouding 62, baffle 61 transversely sets up, and shrouding 62 is vertical to be set up, and baffle 61 is connected perpendicularly in one side lateral wall of shrouding 62's horizontal direction. The standpipe 38 has a socket 39 formed in a side wall thereof facing the base 21, the socket 39 being cooperatively configured with a partition 61 such that the partition 61 is inserted into the standpipe 38, the partition 61 closing the standpipe 38 when the closure plate 62 is engaged with an outer side wall of the standpipe 38.

Referring to fig. 1 and 6, the base 21 is provided with a fixing platform 25, and an automatic resetting structure 7 is provided between the sealing plate 62 and the fixing platform 25, so that the automatic resetting structure 7 automatically clings the sealing plate 62 to the side wall of the vertical pipe 38 when no external force is applied. Specifically, the automatic return structure 7 includes a fixed column 71 and a spring 72, the fixed column 71 is disposed on the fixed table 25, the spring 72 is connected between the fixed column 71 and the sealing plate 62, and the spring 72 is always in a compressed state. The spring 72 tends to move the sealing plate 62 closer to the side wall of the standpipe 38, thereby allowing the plate 62 to automatically return without external forces.

Referring to fig. 5 and 6, the opening and closing assembly 6 is connected with the moving assembly 4, when the lowest point of the moving assembly 4 is higher than the lowest point of the base 21, the opening and closing assembly 6 opens the grout outlet pipe 36, and when the lowest point of the moving assembly 4 is lower than the lowest point of the base 21, the opening and closing assembly 6 opens the grout outlet pipe 36. Specifically, the closing plate 62 is connected with one of the lifting rods 45 through the linkage structure 8, the linkage structure 8 comprises a first linkage rod 81, a second linkage rod 82 and a hook 83, the first linkage rod 81 is long rod-shaped, one end of the first linkage rod 81 is connected to one surface of the closing plate 62 departing from the vertical tube 38, the first linkage rod 81 is perpendicular to the surface, a rod body of the first linkage rod 81 is provided with a strip-shaped opening 84, and the length direction of the strip-shaped opening 84 is parallel to the length direction of the first linkage rod 81. The side wall of the fixed platform 25 is provided with an insert block 85, and the insert block 85 is embedded into the strip-shaped opening 84. The second linkage rod 82 is long, and one end of the second linkage rod 82 is hinged to the top of the first linkage rod 81. The hook 83 is arranged on the side wall of the lifting rod 45, the rod body of the second linkage rod 82 is provided with a buckle opening 86, the hook 83 is arranged in cooperation with the buckle opening 86, the hook 83 can be buckled into the buckle opening 86 in the lifting process of the lifting rod 45, and the hook 83 can be separated from the buckle opening 86 in the descending process of the lifting rod 45. After the hook 83 is buckled into the buckle opening 86, the hook 83 can drive the second linkage rod 82 to swing upwards, the second linkage rod 82 drives the sealing plate 62 to be away from the vertical pipe 38 through the first linkage rod 81, so as to drive the partition plate 61 to be pulled out of the socket 39 of the vertical pipe 38, and after the hook 83 is buckled out of the buckle opening 86, the sealing plate 62 is close to the vertical pipe 38 under the action of the automatic resetting structure 7, so that the partition plate 61 is inserted into the socket 39 of the vertical pipe 38. The linkage structure 8 and the automatic resetting structure 7 respectively control the closing plate 62 to be far away from or close to the side wall of the vertical pipe 38, so as to control the insertion and the extraction of the partition plate 61, and further realize the opening and the closing of the slurry outlet pipe 36 by the opening and closing assembly 6.

Continuing to refer to fig. 5 and 6, be connected with anti-disengaging structure 9 between open and close subassembly 6 and the standpipe 38, anti-disengaging structure 9 is used for avoiding baffle 61 to deviate from in the socket 39 of standpipe 38, and anti-disengaging structure 9 includes anticreep pole 91, anticreep piece 92 and anticreep groove 93, and anticreep groove 93 sets up in the one side of standpipe 38 towards shrouding 62, and anticreep piece 92 slides and sets up in anticreep groove 93, and the both ends of anticreep pole 91 are articulated with shrouding 62 and anticreep piece 92 respectively. The movement distance of the closing plate 62 is limited by the anti-slip rod 91 and the anti-slip block 92, so that the partition plate 61 is prevented from slipping out of the socket 39 of the vertical tube 38, and the stability of the opening and closing assembly 6 is improved.

The embodiment of the application also discloses a pile top grouting construction method of the rigid pile composite foundation:

s1: connecting the grouting machine 1 with the pulp storage machine 2 through a pulp inlet pipe 35;

s2: the slurry storage machine 2 is adjusted to be in a movable state by using the lifting assembly 5, and the slurry storage machine 2 is moved to the vicinity of the pile hole by the moving assembly 4;

s3: adjusting the slurry storage machine 2 to a limited movement state by using the lifting assembly 5, and grouting into the pile hole;

s4: and after the grouting of one pile hole is completed, repeating the steps S2 and S3 to perform grouting on the other pile hole.

The implementation principle of the pile top grouting system for the rigid pile composite foundation and the construction method thereof in the embodiment of the application is as follows: in the process of grouting a pile hole, the grouting machine 1 firstly injects mortar into the mortar storage barrel 3 of the mortar storage machine 2 through the mortar inlet pipe 35, the mortar in the mortar storage barrel 3 is then injected into the pile hole through the mortar outlet pipe 36, because the mortar outlet pipe 36 is opened only when the lowest point of the moving component 4 is higher than the lowest point of the base 21 by the lifting component 5, and the base 21 is directly placed on the bottom surface at the moment, the mortar storage machine 2 is prevented from being easily moved, so that the mortar outlet pipe 36 on the grouting machine 2 can stably inject mortar into the pile hole, the mortar in the mortar outlet pipe 36 is prevented from easily falling on the ground outside the pile hole, when the mortar outlet pipe 36 needs to be moved to another pile hole, the lowest point of the moving component 4 is lower than the lowest point of the base 21 by the lifting component 5, and the grouting machine 2 is convenient to move the mortar outlet pipe 36 to another pile hole through the moving component 4, and the opening and closing assembly 6 closes the slurry outlet pipe 36 at the moment, so that the mortar in the slurry outlet pipe 36 is prevented from easily falling on the ground in the moving process, the waste of the mortar is reduced, and the construction environment is prevented from being easily damaged.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above 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.

Claims (9)

1. The utility model provides a rigid pile composite foundation pile bolck slip casting system which characterized in that: the slurry storage machine comprises a slurry injection machine (1) and a slurry storage machine (2), wherein the slurry storage machine (2) comprises a base (21), the base (21) is provided with a lifting moving assembly (4), the moving assembly (4) is connected with a lifting assembly (5), and the lowest point of the moving assembly (4) can be higher than or lower than the lowest point of the base (21) under the driving of the lifting assembly (5);

still be provided with storage thick liquid bucket (3) on base (21), storage thick liquid bucket (3) are connected with into thick liquid pipe (35) and play thick liquid pipe (36), it is used for being connected with slip casting machine (1) to go into thick liquid pipe (35), it is downthehole that grout pipe (36) are used for pouring into the mortar in storage thick liquid bucket (3), it opens and close subassembly (6) to be provided with on play thick liquid pipe (36), it is used for controlling out thick liquid pipe (36) and opens and close to open and close subassembly (6), it is connected with removal subassembly (4) to open and close subassembly (6), works as when the minimum point of removal subassembly (4) is higher than the minimum point of base (21), it opens and close subassembly (6) and opens out thick liquid pipe (36), works as the minimum point of removal subassembly (4) is less than the minimum point of base (21), it opens and close subassembly (6) and opens out thick liquid pipe (36).

2. The pile top grouting system for the rigid pile composite foundation of claim 1, wherein: the moving assembly (4) comprises a lifting plate (41) and wheels (42), two groups of wheels (42) are arranged, the two groups of wheels (42) are respectively arranged on the opposite side walls of the two sides of the lifting plate (41) through wheel mounting pieces, an accommodating cavity (22) is formed at the bottom of the base (21), the lifting plate (41) can enter the accommodating cavity (22), the side wall of the base (21) is provided with a plurality of abdicating grooves (23), the abdicating grooves (23) are matched with the wheel mounting pieces, the abdicating groove (23) is used for dodging the wheel installed part, the top of lifter plate (41) is vertical to be provided with two lifter (45), two lifter (45) interval sets up, two lifter (45) are all by the top of lower up running through base (21), one of them lifter (45) are connected with lifting unit (5).

3. The pile top grouting system for the rigid pile composite foundation of claim 2, wherein: the lifting assembly (5) comprises a frame body, a screw rod (51) and a screw block (52), the frame body comprises two first frame plates (53) and two second frame plates (54), the two first frame plates (53) are transversely arranged and are arranged at intervals, the two second frame plates (54) are vertically arranged and are arranged at intervals, the two second frame plates (54) are connected between the two first frame plates (53), slide rails (55) are arranged on opposite surfaces of the two second frame plates (54), each slide rail (55) comprises a connecting part (551) and a sliding part (552), the connecting parts (551) and the sliding parts (552) are in long strips, the length directions of the connecting parts (551) and the sliding parts (552) are parallel to the vertical direction, and the sliding parts (552) are connected to the second frame plates (54) through the connecting parts (551);

the screw rod (51) is rotatably arranged between the two first frame plates (53), the first frame plate (53) positioned above the screw rod is rotatably provided with a driving rod (56), the driving rod (56) is coaxially connected with the screw rod (51), and one end, far away from the screw rod (51), of the driving rod (56) is connected with a rocking handle (57);

two sliding grooves (521) which are respectively matched with the two sliding parts (552) are formed in the screw block (52), the screw block (52) vertically slides between the two sliding rails (55) through the two sliding grooves (521) and the two sliding parts (552), the screw block (52) is in threaded connection with the screw rod (51), and the screw block (52) is connected with one lifting rod (45).

4. The pile top grouting system for the rigid pile composite foundation of claim 3, wherein: the opening and closing assembly (6) comprises a partition plate (61) and a sealing plate (62), the partition plate (61) is transversely arranged, the sealing plate (62) is vertically arranged, and the partition plate (61) is vertically connected to the side wall of one side of the sealing plate (62) in the horizontal direction;

the slurry outlet pipe (36) is L-shaped and provided with a transverse pipe (37) and a vertical pipe (38), the transverse pipe (37) is horizontally arranged and connected with the slurry storage barrel (3), the vertical pipe (38) is vertically arranged and connected with the transverse pipe (37), the slurry outlet pipe (36), the transverse pipe (37) and the vertical pipe (38) are communicated with each other, a socket (39) is formed in the side wall, facing the base (21), of the vertical pipe (38), the socket (39) is matched with a partition plate (61) to be inserted into the vertical pipe (38) through the partition plate (61), and when the sealing plate (62) is attached to the outer side wall of the vertical pipe (38), the vertical pipe (38) is sealed through the partition plate (61);

the base (21) is provided with a fixed platform (25), an automatic resetting structure (7) is arranged between the sealing plate (62) and the fixed platform (25), and when external force is not applied, the automatic resetting structure (7) enables the sealing plate (62) to be automatically attached to the side wall of the vertical pipe (38);

shrouding (62) still through linkage structure (8) with one of them lifter (45) are connected, shrouding (62) and spiral shell piece (52) respectively with two lifter (45) are connected, remove subassembly (4) and make shrouding (62) keep away from the lateral wall of standpipe (38) through linkage structure (8).

5. The pile top grouting system for the rigid pile composite foundation of claim 4, wherein: the automatic reset structure (7) comprises a fixed column (71) and a spring (72), the fixed column (71) is arranged on the fixed table (25), the spring (72) is connected between the fixed column (71) and the sealing plate (62), and the spring (72) is always in a compression state.

6. The pile top grouting system for the rigid pile composite foundation of claim 5, wherein: the linkage structure (8) comprises a first linkage rod (81), a second linkage rod (82) and a hook buckle (83), the first linkage rod (81) is in a long rod shape, one end of the first linkage rod (81) is connected to one side, away from the vertical pipe (38), of the sealing plate (62), the first linkage rod (81) is perpendicular to the side, a rod body of the first linkage rod (81) is provided with a strip-shaped opening (84), the length direction of the strip-shaped opening (84) is parallel to the length direction of the first linkage rod (81), the side wall of the fixed table (25) is provided with an embedded block (85), and the embedded block (85) is embedded into the strip-shaped opening (84);

the second linkage rod (82) is long, and one end of the second linkage rod (82) is hinged to the top of the first linkage rod (81);

the hook buckle (83) is arranged on a lifting rod (45) far away from the lifting component (5), a buckle opening (86) is formed in the rod body of the second linkage rod (82), the hook buckle (83) is matched with the buckle opening (86), the hook buckle (83) can be buckled into the buckle opening (86) in the lifting process of the lifting rod (45), and the hook buckle (83) can be separated from the buckle opening (86) in the descending process of the lifting rod (45).

7. The pile top grouting system for the rigid pile composite foundation of claim 6, wherein: open and close and be connected with anti-disengaging structure (9) between subassembly (6) and standpipe (38), anti-disengaging structure (9) are used for avoiding baffle (61) to deviate from in socket (39) of standpipe (38), anti-disengaging structure (9) include anticreep pole (91), anticreep piece (92) and anticreep groove (93), anticreep groove (93) are seted up in standpipe (38) towards the one side of shrouding (62), anticreep piece (92) slide and set up in anticreep groove (93), the both ends of anticreep pole (91) are articulated with shrouding (62) and anticreep piece (92) respectively.

8. The pile top grouting system for the rigid pile composite foundation of claim 7, wherein: the lateral wall of storage thick liquid bucket (3) runs through and is provided with control lever (31), control lever (31) are articulated with storage thick liquid bucket (3), the inner of control lever (31) is connected with floater (32), the outer wall of storage thick liquid bucket (3) is provided with control cabinet (33), control cabinet (33) are provided with control button (34), control button (34) are located the below of control lever (31) outer end, control lever (31) can press the button under the control of floater (32), works as when control button (34) are pressed, slip casting machine (1) is in the shutdown state.

9. A pile top grouting construction method of a rigid pile composite foundation, which is used for construction by adopting the pile top grouting system of the rigid pile composite foundation of any one of claims 1 to 8, and is characterized by comprising the following steps:

s1: connecting the grouting machine (1) with the slurry storage machine (2);

s2: adjusting the slurry storage machine (2) to be in a movable state, and moving the slurry storage machine (2) to be close to the pile hole;

s3: adjusting the slurry storage machine (2) to a state of limited movement, and grouting into the pile hole;

s4: and after the grouting of one pile hole is completed, repeating the steps S2 and S3 to perform grouting on the other pile hole.

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