CN218027630U - High-pressure jet machine based on high-pressure jet grouting pile construction - Google Patents

Abstract

The utility model discloses a high-pressure injection machine based on high pressure jet grouting pile construction relates to construction equipment technical field, include: the construction automobile body, the construction automobile body hangs and the locomotive after including, the back is hung and is connected with the locomotive, the top of hanging after is provided with the bin, the inside of bin is provided with the installation cavity, be provided with the grout pumping pipe in the bin, one side of bin is provided with the pump of drawing pulp, the input and the grout pumping union coupling of pump of drawing pulp, the output of pump of drawing pulp is provided with the slip casting pipe, be provided with rabbling mechanism in the installation cavity. The utility model discloses in, solved current high-pressure sprayer device because of most unable stirring to the thick liquids, lead to the concrete setting to be difficult to the problem that promotes, realized both can promote the thick liquids and can be to the effect of thick liquids stirring, improved the stability of this high-pressure sprayer device during operation simultaneously, the device simple structure, convenient operation, the practicality is stronger.

Description

High-pressure jet machine based on high-pressure jet grouting pile construction

Technical Field

The utility model relates to a construction equipment technical field especially relates to a high-pressure injection machine based on construction of high pressure jet grouting pile.

Background

The high-pressure rotary jet grouting pile is characterized in that a nozzle rotating at high pressure is used for spraying cement slurry into a soil layer to be mixed with a soil body, and a continuously lapped cement reinforced body is formed. The construction occupies less land, has small vibration and lower noise; the high-pressure jet grouting technology is a construction technology combining a high-pressure hydraulic jet cutting technology and a grouting technology, and has the characteristics of high speed, high efficiency and strong adaptability along with technical innovation and equipment improvement.

Among the prior art, the step that most high-pressure injection slip casting device adjusted the shotcrete pipe position is comparatively loaded down with trivial details, needs the staff to spend a large amount of time to operate, and most high-pressure injection slip casting device does not utilize completely to the mud in the holding box, for this reason, urgently needs a neotype high-pressure injection slip casting device to solve above-mentioned problem.

The prior patent (publication number: CN 215669448U) discloses a high-pressure injection grouting device for civil engineering, which can drive a first threaded rod to rotate by adjusting a first motor, so that the vertical height of a guniting pipe is adjusted by a first sliding block, then a second motor is adjusted to drive a second threaded rod to rotate, and the horizontal position of the guniting pipe is adjusted by a second sliding block, so that the position of the guniting pipe can be determined according to the work requirement of injection grouting; can drive the rotation of third threaded rod through adjusting the third motor, and the size of bottom surface equals in the size of scraper blade and the bin to the rotation through third threaded rod can change the position of scraper blade, and then can utilize the scraper blade to scrape off the mud on the bin lateral wall smoothly, just also improve the utilization ratio of whole device to mud.

However, the high-pressure jet grouting device for civil engineering of the design has some disadvantages in practical application: the high-pressure injection grouting device designed as above can only improve the using effect of the slurry by pressing the slurry, but as the slurry for construction is mostly concrete slurry and the concrete can be solidified after standing for a long time, the pushing plate can push the semi-solidified slurry to be very hard in actual use, a driving motor or the pushing plate can be damaged seriously, the high-pressure injection grouting device is poor in practicability and stability, and a structure for stabilizing a vehicle body is not arranged.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high-pressure injection machine based on high-pressure jet grouting pile construction has solved current high-pressure injection machine device and has leaded to the concrete to solidify the problem that is difficult to promote because of the unable thick liquids stirring of most, has solved the relatively poor problem of current high-pressure injection machine device during operation stability simultaneously.

In order to solve the technical problem, the utility model provides a pair of high-pressure jet plane based on high-pressure jet grouting pile construction, include: the construction vehicle body is characterized by comprising a rear hanger and a vehicle head, wherein the rear hanger is connected with the vehicle head, a storage box is arranged at the top of the rear hanger, an installation cavity is arranged inside the storage box, a slurry pumping pipe is arranged in the storage box, a slurry pumping pump is arranged on one side of the storage box, the input end of the slurry pumping pump is connected with the slurry pumping pipe, the output end of the slurry pumping pump is provided with a grouting pipe, and a stirring mechanism is arranged in the installation cavity;

the stirring mechanism comprises a threaded screw rod, a servo motor, a mounting plate and two stirring piston rods, the threaded screw rod is rotatably connected in the mounting cavity, a cavity is formed in the storage box, the servo motor is arranged in the cavity, a driving shaft of the servo motor is in transmission connection with one end of the threaded screw rod, the mounting plate is fixedly sleeved on the threaded screw rod, and the two stirring piston rods are symmetrically arranged on one side of the mounting plate;

the pushing mechanism comprises a nut, a push plate and two supporting pieces, wherein the nut is sleeved on the threaded screw rod in a threaded manner, the two supporting pieces are respectively arranged at the top and the bottom of the nut, the push plate is connected in the mounting cavity in a sliding manner, and the other end of each supporting piece is fixedly connected with the push plate;

the stirring mechanism further comprises an annular track, the annular track is arranged on one side of the push plate, the telescopic end of the stirring piston rod is arranged in the annular track in a sliding mode, the telescopic end of the stirring piston rod is integrally formed with a convex edge, and the convex edge abuts against the inner wall of the annular track;

through opening servo motor, not only can make push pedal horizontal migration be stained with the thick liquids that attaches with the installation intracavity wall and scrape down, can also make the stirring piston rod stir thick liquids at the installation intracavity internal rotation, solved current high-pressure jet device because of most can't stir thick liquids, lead to the concrete setting to be difficult to the problem that promotes, realized both can promote the thick liquids and can be to the effect of thick liquids stirring, the device simple structure, convenient operation, the practicality is stronger.

Preferably, the back hangs interior four corners and all is provided with fixed chamber, just the standing groove has all been seted up in the bottom four corners of hanging after, fixed intracavity is provided with electric telescopic handle, electric telescopic handle's drive end runs through fixed chamber and extends to in the standing groove and be provided with the install bin, the bottom of install bin rotates and is connected with driving motor, driving motor's bottom is provided with the axis of rotation, be provided with stable nail in the install bin, just the drive shaft of stabilizing the nail is connected with driving motor's one end transmission, through opening electric telescopic handle and stable nail simultaneously, can make the vertical downstream in axis of rotation limit rotation to can make the axis of rotation bore in the earthen layer, improve the stability of this high-pressure jet device during operation.

Preferably, two blocking pieces are symmetrically arranged in the mounting cavity, the blocking pieces are abutted against the push plate and can limit the movement of the push plate, and when the push plate is abutted against the blocking pieces, the supporting piece is positioned at the tail end of the threaded screw rod.

Preferably, the top of bin is provided with notes material pipe, the activity cover joint has the shutoff cap on the notes material pipe, can guarantee that installation intracavity thick liquids are sufficient to installation intracavity thick liquids.

Preferably, be provided with two cooling tubes in the bin, the one end and the cavity intercommunication of cooling tube, the other end of cooling tube runs through the back and hangs, because servo motor can produce a large amount of heats at long-time work, heat accessible cooling tube is arranged to the external world this moment, be provided with the draught hole in the bin, the draught hole is balanced with external world with installation cavity and one of them cooling tube intercommunication, assurance installation cavity internal gas pressure.

Preferably, be provided with the controller in the locomotive, the equal electric connection of controller and pump, servo motor, electric telescopic handle and stable nail makes things convenient for personnel to pump, servo motor, electric telescopic handle and stable nail control.

Compared with the prior art, the utility model provides a pair of high-pressure jet plane based on high-pressure jet grouting pile construction has following beneficial effect:

1. the utility model discloses in, through opening servo motor, not only can make push pedal horizontal migration be stained with the installation intracavity wall and attach the thick liquids and scrape down, can also make the puddler pole at the installation intracavity internal rotation to the thick liquids stirring, solved current high-pressure jet device because of most unable stirring to thick liquids, lead to the concrete to solidify the problem that is difficult to promote, realized not only can promote but also can be to the effect of thick liquids stirring to thick liquids promotion, the device simple structure, convenient operation, the practicality is stronger.

2. The utility model discloses in, through opening electric telescopic handle simultaneously and stabilizing the nail, can make the vertical downstream in rotatory limit in axis of rotation limit, thereby can make the axis of rotation bore into the soil layer, the stability of this high-pressure jet device during operation has been improved, keep off the piece through setting up, can be spacing to the removal of push pedal, when the push pedal with keep off when offsetting, support piece is located the end of screw lead screw this moment, through setting up the cooling tube, because servo motor can produce a large amount of heats in long-time work, heat accessible cooling tube row is external this moment.

Drawings

FIG. 1 is a schematic structural diagram of the exterior of a high-pressure injection machine based on high-pressure jet grouting pile construction;

FIG. 2 is a schematic structural diagram of the interior of a high-pressure injection machine based on high-pressure jet grouting pile construction;

FIG. 3 is a schematic structural diagram of a side surface of a push plate of a high-pressure injection machine based on high-pressure jet grouting pile construction;

fig. 4 is an enlarged view of a point a in fig. 2.

The reference numbers in the figures: 1. constructing a vehicle body; 2. hanging the clothes later; 3. a storage tank; 4. a slurry pumping pipe; 5. a slurry pump; 6. a grouting pipe; 7. a threaded lead screw; 8. a nut; 9. a support member; 10. pushing the plate; 11. a servo motor; 12. mounting a plate; 13. a mixing piston; 14. an annular track; 15. an electric telescopic rod; 16. installing a box; 17. a drive motor; 18. a rotating shaft; 19. and (5) stabilizing the nail.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that if the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. are used in the orientation or positional relationship indicated on the basis of the drawings, it is only for convenience of description and simplicity of description, and it is not intended to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected. Either mechanically or electrically. Either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In a first embodiment, as shown in fig. 1 to 4, a high pressure injection machine based on high pressure jet grouting pile construction includes: the construction vehicle body 1 comprises a rear hanger 2 and a vehicle head, the rear hanger 2 is connected with the vehicle head, a storage box 3 is arranged at the top of the rear hanger 2, an installation cavity is formed inside the storage box 3, a slurry pumping pipe 4 is arranged in the storage box 3, a slurry pumping pump 5 is arranged on one side of the storage box 3, the input end of the slurry pumping pump 5 is connected with the slurry pumping pipe 4, the output end of the slurry pumping pump 5 is provided with a slurry injection pipe 6, and a stirring mechanism is arranged in the installation cavity;

the stirring mechanism comprises a threaded screw rod 7, a servo motor 11, a mounting plate 12 and two stirring piston rods 13, the threaded screw rod 7 is rotatably connected in the mounting cavity, a cavity is arranged in the storage box 3, the servo motor 11 is arranged in the cavity, a driving shaft of the servo motor 11 is in transmission connection with one end of the threaded screw rod 7, the mounting plate 12 is fixedly sleeved on the threaded screw rod 7, and the two stirring piston rods 13 are symmetrically arranged on one side of the mounting plate 12;

the pushing mechanism comprises a nut 8, a push plate 10 and two supporting pieces 9, the nut 8 is sleeved on the threaded screw rod 7 in a threaded mode, the two supporting pieces 9 are arranged at the top and the bottom of the nut 8 respectively, the push plate 10 is connected in the installation cavity in a sliding mode, and the other end of each supporting piece 9 is fixedly connected with the push plate 10;

the stirring mechanism further comprises an annular track 14, the annular track 14 is arranged on one side of the push plate 10, the telescopic end of the stirring piston rod 13 is arranged in the annular track 14 in a sliding mode, the telescopic end of the stirring piston rod 13 is integrally formed with a convex edge, and the convex edge abuts against the inner wall of the annular track 14;

two stoppers are symmetrically arranged in the mounting cavity and are abutted against the push plate 10;

at first, open servo motor 11, make threaded lead screw 7 rotate, mounting panel 12 drives the puddler pole 13 and then threaded lead screw 7 rotates afterwards, play the effect to the concrete thick liquids stirring in the installation cavity, in last threaded lead screw 7 pivoted, nut 8 can drive support piece 9 and promote push pedal 10 in the horizontal slip of installation cavity, can scrape down and promote the thick liquids that the installation cavity wall is stained with and attaches, improve the thick liquids rate of utilization, in the in-process of push pedal 10 horizontal migration, puddler pole 13 flexible end can slowly retract, treat that push pedal 10 resets, puddler pole 13 flexible end alright follow push pedal 10's removal and extension, at last, open pumping pump 5, make in the installation cavity thick liquids through pumping pipe 4 suction grouting pipe 6 in, carry out high-pressure slip casting work through grouting pipe 6 at last.

Embodiment two, on the basis of embodiment one, the back is hung 2 interior four corners and is all provided with fixed chamber, and the bottom four corners of hanging 2 after all seted up the standing groove, be provided with electric telescopic handle 15 in the fixed chamber, electric telescopic handle 15's drive end runs through fixed chamber and extends to in the standing groove and is provided with install bin 16, install bin 16's bottom is rotated and is connected with driving motor 17, driving motor 17's bottom is provided with axis of rotation 18, be provided with in the install bin 16 and stabilize nail 19, and the drive shaft that stabilizes nail 19 is connected with driving motor 17's one end transmission, at first make the automobile body be in the state of stewing, then open four electric telescopic handle 15 and stabilize nail 19 simultaneously, make electric telescopic handle 15's drive end extension drive install bin 16 vertical downstream, make driving motor 17 drive axis of rotation 18 rotatory simultaneously, until axis of rotation 18 contacts the soil surface and bore in the soil layer, can improve the stability of this high pressure jet plane device.

Third embodiment, on the basis of first embodiment, the top of bin 3 is provided with notes material pipe, and the activity has cup jointed the shutoff cap on the notes material pipe, can guarantee that installation intracavity thick liquids are sufficient to the installation intracavity thick liquids that add.

Fourth embodiment, on the basis of first embodiment, be provided with two cooling tubes in the bin 3, the one end and the cavity intercommunication of cooling tube, hang 2 after the other end of cooling tube runs through, because servo motor 11 can produce a large amount of heats working for a long time, heat accessible cooling tube arranges the external world this moment, is provided with the draught hole in the bin 3, and draught hole and installation cavity and one of them cooling tube intercommunication guarantee installation cavity internal gas pressure and external balance.

Fifth, on the basis of the second embodiment, a controller is arranged in the vehicle head, and the controller is electrically connected with the slurry pump 5, the servo motor 11, the electric telescopic rod 15 and the stabilizing nail 19, so that the slurry pump 5, the servo motor 11, the electric telescopic rod 15 and the stabilizing nail 19 can be controlled by a person conveniently.

The working principle is as follows:

when needed:

the first step is as follows: firstly, a servo motor 11 is started to enable a threaded screw rod 7 to rotate, and then a mounting plate 12 drives a stirring piston rod 13 to rotate along with the threaded screw rod 7, so that the effect of stirring concrete slurry in a mounting cavity is achieved;

the second step is that: when the upper threaded screw rod 7 rotates, the nut 8 can drive the supporting piece 9 to push the push plate 10 to horizontally slide in the installation cavity, slurry adhered to the four walls of the installation cavity can be scraped and pushed, the utilization rate of the slurry is improved, in the horizontal moving process of the push plate 10, the telescopic end of the stirring piston rod 13 can slowly retract, and when the push plate 10 resets, the telescopic end of the stirring piston rod 13 can extend along with the movement of the push plate 10;

the third step: and finally, starting a slurry pumping pump 5 to pump the slurry in the installation cavity into a grouting pipe 6 through a slurry pumping pipe 4, and finally performing high-pressure grouting work through the grouting pipe 6.

When it is desired to improve the stability of the high-pressure injector device:

firstly, the vehicle body is in a standing state, then the four electric telescopic rods 15 and the stabilizing nails 19 are simultaneously opened, the driving ends of the electric telescopic rods 15 extend to drive the mounting box 16 to vertically move downwards, and meanwhile, the driving motor 17 drives the rotating shaft 18 to rotate until the rotating shaft 18 contacts the soil surface and drills into the soil layer, so that the stability of the high-pressure sprayer device can be improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A high-pressure injection machine based on high-pressure jet grouting pile construction comprises: the construction vehicle body (1) is characterized by comprising a rear hanger (2) and a vehicle head, wherein the rear hanger (2) is connected with the vehicle head, a storage box (3) is arranged at the top of the rear hanger (2), an installation cavity is arranged inside the storage box (3), a slurry pumping pipe (4) is arranged in the storage box (3), a slurry pumping pump (5) is arranged on one side of the storage box (3), the input end of the slurry pumping pump (5) is connected with the slurry pumping pipe (4), the output end of the slurry pumping pump (5) is provided with a slurry injection pipe (6), and a stirring mechanism is arranged in the installation cavity;

rabbling mechanism includes threaded lead screw (7), servo motor (11), mounting panel (12) and two puddler poles (13), threaded lead screw (7) are rotated and are connected in the installation cavity, the inside of bin (3) is provided with the cavity, servo motor (11) set up in the cavity, just the drive shaft of servo motor (11) is connected with the one end transmission of threaded lead screw (7), mounting panel (12) are fixed cup joints on threaded lead screw (7), two puddler pole (13) symmetry sets up the one side at mounting panel (12).

2. The high-pressure injection machine based on high-pressure jet grouting pile construction according to claim 1, further comprising a material pushing mechanism, wherein the material pushing mechanism comprises a nut (8), a push plate (10) and two supporting pieces (9), the nut (8) is sleeved on the threaded screw rod (7) in a threaded manner, the two supporting pieces (9) are respectively arranged at the top and the bottom of the nut (8), the push plate (10) is slidably connected in the installation cavity, and the other end of each supporting piece (9) is fixedly connected with the push plate (10).

3. The high-pressure injection machine based on high-pressure jet grouting pile construction is characterized in that the stirring mechanism further comprises an annular rail (14), the annular rail (14) is arranged on one side of the push plate (10), the telescopic end of the stirring piston rod (13) is arranged in the annular rail (14) in a sliding mode, the telescopic end of the stirring piston rod (13) is integrally formed to be provided with a convex edge, and the convex edge abuts against the inner wall of the annular rail (14).

4. The high-pressure jet machine based on high-pressure jet grouting pile construction according to claim 1, wherein four inner corners of the rear hanger (2) are provided with fixing cavities, four bottom corners of the rear hanger (2) are provided with placing grooves, an electric telescopic rod (15) is arranged in the fixing cavities, a driving end of the electric telescopic rod (15) penetrates through the fixing cavities, extends into the placing grooves and is provided with an installation box (16), the bottom of the installation box (16) is rotatably connected with a driving motor (17), the bottom end of the driving motor (17) is provided with a rotating shaft (18), a stabilizing nail (19) is arranged in the installation box (16), and a driving shaft of the stabilizing nail (19) is in transmission connection with one end of the driving motor (17).

5. The high-pressure jet machine based on high-pressure jet grouting pile construction is characterized in that two stoppers are symmetrically arranged in the mounting cavity and abut against the push plate (10).

6. The high-pressure injection machine based on high-pressure jet grouting pile construction is characterized in that a material injection pipe is arranged at the top of the storage tank (3), and a plugging cap is movably sleeved on the material injection pipe.

7. The high-pressure injection machine based on high-pressure jet grouting pile construction as claimed in claim 1, wherein two radiating pipes are arranged in the storage box (3), one ends of the radiating pipes are communicated with the cavity, the other ends of the radiating pipes penetrate through the rear hanger (2), and ventilation holes are arranged in the storage box (3), and are communicated with the installation cavity and one of the radiating pipes.

8. The high-pressure jet plane based on high-pressure jet grouting pile construction as claimed in claim 4, wherein a controller is arranged in the head, and the controller is electrically connected with the slurry pump (5), the servo motor (11), the electric telescopic rod (15) and the stabilizing nail (19).

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