CN114635459B

CN114635459B - Hand propelled compaction equipment for building construction has sunken ground

Info

Publication number: CN114635459B
Application number: CN202210352948.8A
Authority: CN
Inventors: 王学峰; 张振; 李安民
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2023-06-06
Anticipated expiration: 2042-03-31
Also published as: CN114635459A

Abstract

The invention discloses hand-push type compaction equipment for a foundation with a recess in building construction, and relates to the technical field of building construction equipment. This kind of construction has sunken hand propelled compaction equipment for ground, including the handcart, the backup pad that the last lateral wall fixedly connected with L shape of handcart set up, and the fixed plate that two symmetries set up of lower lateral wall fixedly connected with of backup pad, two the relative lateral wall rotation of fixed plate is connected with the compaction roller, and the rotation of compaction roller drives through first motor, the lateral wall fixedly connected with storage vat of backup pad, and the bottom fixedly connected with discharging pipe of storage vat. Can crush the clod in the material before filling the compaction to the recess, reduce the clearance between the material after filling to guarantee the compaction effect and the efficiency to the foundation is sunken, simultaneously, can carry out even mixing to earth and stone, and, utilize the push pedal to push away the material of filling flat, avoid the material layering, thereby guarantee the result of use after the compaction.

Description

Hand propelled compaction equipment for building construction has sunken ground

Technical Field

The invention relates to the technical field of building construction equipment, in particular to hand-push type compaction equipment for a foundation with a recess in building construction.

Background

The foundation refers to the soil or rock mass underlying the building supporting the foundation. Soil layers used as building foundations are divided into rock, gravel soil, sand, silt soil, cohesive soil and artificial filling soil. The foundation is divided into a natural foundation and an artificial foundation (composite foundation).

The foundation needs to be compacted and reinforced, compaction is carried out by adopting hand-push type compaction equipment, but compaction can be carried out after materials such as soil and stones are filled by adopting extra filling equipment to the foundation with pits, and the soil and the like in the materials are easy to agglomerate, so that gaps among filled materials are more, in the compaction process, the compaction effect and efficiency are influenced by filling for many times, meanwhile, the soil and the stones are not uniform enough after filling, the use effect after compaction is influenced, and after filling, the foundation is tiled by adopting stirring and other modes, the soil and the stones are easily layered, and the use effect after compaction is also influenced.

Disclosure of Invention

The invention aims to provide a hand-push type compaction device for a foundation with a recess in building construction, which solves the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a construction has sunken hand propelled compaction equipment for ground, includes the handcart, the backup pad that the upper side wall fixedly connected with L shape of handcart set up, and the lower lateral wall fixedly connected with of backup pad two fixed plates that the symmetry set up, two the relative lateral wall rotation of fixed plate is connected with compaction roller, and the rotation of compaction roller drives through first motor, the lateral wall fixedly connected with storage vat of backup pad, and the bottom fixedly connected with discharging pipe of storage vat, the lateral wall of discharging pipe is provided with the solenoid valve, and the lower lateral wall fixedly connected with connecting plate of solenoid valve, the lateral wall fixedly connected with screening section of thick bamboo of connecting plate, and be provided with the screening mechanism that is used for carrying out screening to the material in the screening section of thick bamboo, be provided with the grinding mechanism that is used for carrying out crushing to the mud piece in the raw materials in the screening section of thick bamboo, and the below of thick bamboo of screening is provided with collection mechanism and the mixed mechanism that is used for collecting the raw materials, the lower lateral wall of handcart is connected with the movable plate through elevating system, and the lower lateral wall of movable plate is provided with the flat pushing mechanism that is used for carrying out earth and stone piece.

Preferably, the elevating system includes the mounting panel of fixed connection at handcart lower side wall, and the lower side wall fixedly connected with loop bar of mounting panel, the lateral wall cover of loop bar is equipped with the sleeve pipe, and the sheathed tube lower extreme is fixed with the last lateral wall of movable plate, the last lateral wall fixedly connected with thread bush of movable plate, and thread bush internal thread connection has the threaded rod, the upper end of threaded rod is connected with the lower lateral wall rotation of mounting panel, the last lateral wall fixedly connected with second motor of mounting panel, and the output of second motor runs through the lower lateral wall of mounting panel and is fixed with the upper end of threaded rod.

Preferably, the pushing mechanism comprises a rotating shaft rotatably connected to the lower side wall of the moving plate, the side wall of the rotating shaft is fixedly connected with a plurality of pushing plates arranged in an array, and the rotation of the rotating shaft is driven by a driving mechanism.

Preferably, the driving mechanism comprises a fixed block fixedly connected to the upper side wall of the moving plate, the side wall of the fixed block is rotationally connected with a driving bevel gear, the side wall of the fixed block is fixedly connected with a third motor, the output end of the third motor penetrates through the side wall of the fixed block and is fixed with the end part of the driving bevel gear, the upper end of the rotating shaft penetrates through the upper side wall of the moving plate and is fixedly sleeved with a driven bevel gear, and the driven bevel gear is meshed with the driving bevel gear.

Preferably, the screening mechanism comprises a plurality of first screening holes formed in the bottom of the screening barrel, and two second screening holes arranged in an array are formed in the bottom of the screening barrel.

Preferably, the grinding mechanism comprises an inner spline arranged at the upper end of the rotating shaft, a spline shaft is inserted in the inner spline, the upper end of the spline shaft penetrates through the bottom of the screening cylinder and is fixedly connected with a fixed disc, the lower side wall of the fixed disc is connected with grinding plates arranged in a plurality of arrays through a plurality of groups of telescopic mechanisms, the grinding plates comprise inclined planes and arc surfaces, the bottom of the screening cylinder is fixedly connected with fixing pins arranged in a plurality of arrays, and the grinding plates slide on the side walls of the fixing pins.

Preferably, each group of telescopic mechanism comprises two symmetrically arranged T-shaped guide rods inserted into the upper side wall of the grinding plate, each T-shaped guide rod is inserted into the upper side wall of the fixed disc, and a spring is sleeved on the side wall of each T-shaped guide rod.

Preferably, the collection mechanism comprises a collection box fixedly connected with the upper side wall of the fixed block and provided with a fixed pipe fixedly connected with the central position of the collection box, the fixed pipe is sleeved on the side wall of the spline shaft, a baffle is fixedly connected between the fixed pipe and the collection box, the baffle separates the collection box into a stone collection area and a soil collection area, a first screening hole is positioned above the soil collection area, a second screening hole is positioned above the stone collection area, and a mixing mechanism for mixing soil and stones is arranged at the bottom of the collection box.

Preferably, the mixing mechanism comprises a first discharging hole formed in the bottom of the stone collecting area, a second discharging hole is formed in the bottom of the soil collecting area, and a control mechanism used for controlling the first discharging hole and the second discharging hole to be opened and closed is arranged at the bottom of the collecting box.

Preferably, the control mechanism comprises a sealing plate which is rotationally connected to the bottom of the collecting box through a torsion rotating shaft, a pushing plate is fixedly connected to the side wall of the sealing plate, a cam is fixedly sleeved on the side wall of the rotating shaft, and the pushing plate slides on the side wall of the cam.

Compared with the prior art, the invention has the beneficial effects that:

(1) This kind of construction has sunken foundation and uses hand propelled compaction equipment, through setting up grinding mechanism etc., when needs pack to press to the recess, open the solenoid valve, start the third motor, earth and stone in the storage vat get into screening section of thick bamboo through the discharging pipe in, simultaneously, fall in proper order between two grinding boards, the rotation of third motor drives the rotation of initiative bevel gear, and then drive driven bevel gear and pivot, and then drive spline shaft and fixed disk and carry out anticlockwise rotation, the rotation of fixed disk drives grinding board, thereby promote the material between two grinding boards and remove, when grinding board slides on the fixed pin, make grinding board upwards move, simultaneously, the spring shrink, when grinding board passes the fixed pin, move downwards under the effect of spring, thereby grind the loam in the material, realize grinding in the time of pushing earth, grind it, the earth after grinding passes through first screening hole and gets into the earth collection area, the stone then can be under the promotion of grinding board, get into the loam cake collection area through the second screening hole, can carry out independence to the loam cake between two adjacent boards, grind the loam cake between two boards, influence each other, simultaneously, the effect of grinding is better to the effect of grinding is guaranteed to the recess is avoided, and the effect is better is packed to the ground.

(2) The hand propelled compaction equipment for the sunken foundation is had in this kind of construction, through setting up collection mechanism etc., stone in the screening section of thick bamboo gets into the stone through the second screening hole and collects in collecting the district, the mud piece in the screening section of thick bamboo pulverizes the back and gets into the second discharge hole through first screening hole in collecting, meanwhile, the rotation of pivot drives the rotation of cam, thereby intermittent type nature promotes the impeller and makes the closing plate rotate along torsion pivot and open, when the closing plate rotates and opens, earth in the earth collecting district flows out through the second discharge hole, stone in the stone collecting district flows along first discharge hole, thereby make earth and stone realize even mixing in the ejection of compact in-process, thereby guarantee the effect of using after the compaction, and, through the setting that the closing plate rotated and opened, first stone hole is bigger than the second discharge hole is opened when guaranteeing synchronous opening, thereby guarantee that can flow out in step with earth, thereby guarantee the mixing effect.

(3) This kind of construction has sunken hand propelled compaction equipment for ground, through setting up pushing mechanism etc, when earth and stone fall into sunken, the rotation of pivot drives the rotation of push pedal, thereby make the push pedal to earth and stone tiling, guarantee effect and the efficiency of compaction, simultaneously, can guarantee the homogeneity of earth and stone, avoid earth and stone layering, guarantee the result of use after the compaction, and, can drive the rotation of threaded rod through starting the second motor, the rotation of second motor, and then drive the lift of movable plate, thereby adjust the height that the push pedal was pushed down, make it highly adjust along with earth and stone, guarantee the effect and the efficiency of tiling.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of another view of the present invention;

FIG. 3 is a schematic diagram of a control mechanism according to the present invention;

FIG. 4 is a schematic cross-sectional view of a screen drum according to the present invention;

FIG. 5 is a schematic view of the internal structure of the sieving cartridge of the present invention;

FIG. 6 is an enlarged schematic view of FIG. 2A;

FIG. 7 is an enlarged schematic view of the structure shown at B in FIG. 3;

FIG. 8 is an enlarged schematic view of FIG. 4C;

FIG. 9 is an enlarged schematic view of the structure of FIG. 5D;

fig. 10 is an enlarged schematic view of the structure at E in fig. 9.

In the figure: 1. a trolley; 201. a rotating shaft; 202. a push plate; 301. a driven bevel gear; 302. a fixed block; 303. a third motor; 304. a drive bevel gear; 401. a mounting plate; 402. a loop bar; 403. a sleeve; 404. a thread sleeve; 405. a threaded rod; 406. a second motor; 501. a collection box; 502. a fixed tube; 503. a baffle; 504. a stone collection area; 505. a soil collection area; 601. a torsion shaft; 602. a sealing plate; 603. a pushing plate; 604. a cam; 701. a spline shaft; 702. a fixed plate; 703. grinding the plate; 704. an arc surface; 705. a fixing pin; 706. an inclined plane; 801. a T-shaped guide rod; 802. a spring; 901. a first screening aperture; 902. a second screening aperture; 1001. a first discharge hole; 1002. a second discharge hole; 11. a support plate; 12. a fixing plate; 13. a compacting roller; 14. a first motor; 15. a storage barrel; 16. a discharge pipe; 17. an electromagnetic valve; 18. a connecting plate; 19. a sieving cylinder; 20. and (3) moving the plate.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-10, the present invention provides a technical solution: the utility model provides a hand propelled compaction equipment for building construction has sunken ground, including handcart 1, the backup pad 11 that L shape set up is fixedly connected with to the upper side wall of handcart 1, and the lower lateral wall fixedly connected with of backup pad 11 has two fixed plates 12 that set up symmetrically, the relative lateral wall rotation of two fixed plates 12 is connected with compaction roller 13, and the rotation of compaction roller 13 drives through first motor 14, the lateral wall fixedly connected with storage vat 15 of backup pad 11, and the bottom fixedly connected with discharging pipe 16 of storage vat 15, the lateral wall of discharging pipe 16 is provided with solenoid valve 17, and the lower lateral wall fixedly connected with connecting plate 18 of solenoid valve 17, the lateral wall fixedly connected with screening section of thick bamboo 19 of connecting plate 18, and be provided with the screening mechanism that is used for carrying out screening to the material in the screening section of thick bamboo 19, be provided with the grinding mechanism that is arranged in the screening section of thick bamboo 19 to pulverize the clod in the raw materials, and the below of screening section of thick bamboo 19 is provided with the collection mechanism and the mixing mechanism that are used for collecting and mixing the raw materials, the lower lateral wall of handcart 1 is connected with movable plate 20 through elevating system, and the lower lateral wall of movable plate 20 is provided with the pushing mechanism that is used for carrying out tiling to earth and stone, can pulverize the clod in the material before filling the compaction to the indentation, reduce the clearance between the material after filling, thereby guarantee the compaction effect and the efficiency to the foundation indentation, simultaneously, can carry out evenly mixing to earth and stone, and utilize push pedal 202 to push away the material of filling, avoid the material layering, thereby guarantee the result of use after the compaction.

Preferably, the elevating system includes mounting panel 401 of fixed connection at handcart 1 lower side wall, and the lower lateral wall fixedly connected with loop bar 402 of mounting panel 401, the lateral wall cover of loop bar 402 is equipped with sleeve 403, and the lower extreme of sleeve 403 is fixed with the upper lateral wall of movable plate 20, the upper lateral wall fixedly connected with thread bush 404 of movable plate 20, and thread bush 404 internal thread is connected with threaded rod 405, the upper end of threaded rod 405 is connected with the lower lateral wall rotation of mounting panel 401, the upper lateral wall fixedly connected with second motor 406 of mounting panel 401, and the output of second motor 406 runs through the lower lateral wall of mounting panel 401 and is fixed with the upper end of threaded rod 405, start second motor 406, the rotation of second motor 406 drives the rotation of threaded rod 405, and then drive the lift of movable plate 20.

Preferably, the pushing mechanism comprises a rotating shaft 201 which is rotationally connected to the lower side wall of the movable plate 20, the side wall of the rotating shaft 201 is fixedly connected with a plurality of pushing plates 202 which are arranged in an array, the rotation of the rotating shaft 201 is driven by a driving mechanism, and the rotation of the rotating shaft 201 drives the pushing plates 202 to rotate, so that the pushing plates 202 are tiled on soil and stones, and the compacting effect and efficiency are guaranteed.

Preferably, the driving mechanism comprises a fixed block 302 fixedly connected to the upper side wall of the moving plate 20, the side wall of the fixed block 302 is rotationally connected with a driving bevel gear 304, the side wall of the fixed block 302 is fixedly connected with a third motor 303, the output end of the third motor 303 penetrates through the side wall of the fixed block 302 and is fixed with the end part of the driving bevel gear 304, the upper end of the rotating shaft 201 penetrates through the upper side wall of the moving plate 20 and is fixedly sleeved with a driven bevel gear 301, the driven bevel gear 301 is meshed with the driving bevel gear 304, and the driving bevel gear 304 is driven to rotate by rotation of the third motor 303, so that the driven bevel gear 301 and the rotating shaft 201 are driven to rotate.

Preferably, the screening mechanism comprises a plurality of first screening holes 901 formed in the bottom of the screening cylinder 19, two second screening holes 902 arranged in an array are formed in the bottom of the screening cylinder 19, crushed soil enters the soil collecting area 505 through the first screening holes 901, and stones enter the stone collecting area 504 through the second screening holes 902 under the pushing of the crushing plate 703.

Preferably, the grinding mechanism comprises an internal spline arranged at the upper end of the rotating shaft 201, a spline shaft 701 is inserted in the internal spline, the upper end of the spline shaft 701 penetrates through the bottom of the sieving barrel 19 and is fixedly connected with a fixed disc 702, the lower side wall of the fixed disc 702 is connected with a plurality of grinding plates 703 arranged in arrays through a plurality of groups of telescopic mechanisms, the grinding plates 703 comprise inclined planes 706 and arc surfaces 704, the bottom of the sieving barrel 19 is fixedly connected with a plurality of fixing pins 705 arranged in arrays, the grinding plates 703 slide on the side walls of the fixing pins 705, when the concave is required to be filled and pressed, the electromagnetic valve 17 is opened, the third motor 303 is started, soil and stones in the storage barrel 15 enter the sieving barrel 19 through the discharging pipe 16, and simultaneously, the soil and stones sequentially fall between the two grinding plates 703, the rotation of the third motor 303 drives the rotation of the driving bevel gear 304, and further drives the rotation of the driven bevel gear 301 and the rotating shaft 201, and then drive the spline shaft 701 and the fixed disk 702 to rotate anticlockwise, the rotation of the fixed disk 702 drives the grinding plate 703, thereby promote the material between two grinding plates 703 to move, when the grinding plate 703 slides on the fixed pin 705, make the grinding plate 703 upwards move, simultaneously, the spring 802 contracts, when the grinding plate 703 passes over the fixed pin 705, the grinding plate 703 moves downwards under the effect of the spring 802, thereby grind the clod in the material, realize when promoting earth, grind it, can independently grind the clod between two adjacent grinding plates 703, do not influence each other, simultaneously, separate stone, avoid the stone to the influence of clod grinding, make grinding effect better, reduce the clearance between the material after filling, thereby guarantee the compaction effect and the efficiency to the foundation recess.

Preferably, each set of telescopic mechanism comprises two symmetrically arranged T-shaped guide rods 801 inserted in the upper side wall of the grinding plate 703, each T-shaped guide rod 801 is inserted in the upper side wall of the fixed disc 702, and a spring 802 is sleeved on the side wall of each T-shaped guide rod 801 to guide and reset the movement of the grinding plate 703.

Preferably, the collection mechanism includes the collection box 501 that fixed connection set up downwards in the slope of fixed block 302 upper side wall, and the central point of collection box 501 puts fixed pipe 502 fixedly connected with, fixed pipe 502 cover is established at the lateral wall of integral key 701, and fixedly connected with baffle 503 between fixed pipe 502 and the collection box 501, baffle 503 separates collection box 501 into stone collection district 504 and earth collection district 505, and first screening hole 901 is located the top of earth collection district 505, second screening hole 902 is located the top of stone collection district 504, and the bottom of collection box 501 is provided with the mixing mechanism who is used for mixing earth and stone, separately collect earth and stone.

Preferably, the mixing mechanism comprises a first discharging hole 1001 formed in the bottom of the stone collecting area 504, a second discharging hole 1002 formed in the bottom of the soil collecting area 505, a control mechanism used for controlling the first discharging hole 1001 and the second discharging hole 1002 to open and close is arranged at the bottom of the collecting box 501, soil in the soil collecting area 505 flows out through the second discharging hole 1002, and stones in the stone collecting area 504 flow out along the first discharging hole 1001, so that uniform mixing of the soil and the stones is achieved in the discharging process.

Preferably, the control mechanism comprises a sealing plate 602 rotationally connected to the bottom of the collecting box 501 through a torsion rotating shaft 601, the torsion rotating shaft 601 can rotationally reset the sealing plate 602, a pushing plate 603 is fixedly connected to the side wall of the sealing plate 602, a cam 604 is fixedly sleeved on the side wall of the rotating shaft 201, the pushing plate 603 slides on the side wall of the cam 604, the rotating shaft 201 rotates to drive the cam 604 to rotate, and accordingly the pushing plate 603 is intermittently pushed to enable the sealing plate 602 to rotate and open along the torsion rotating shaft 601, and intermittent rotation and opening of the sealing plate 602 are achieved.

Working principle: when the device is used, when the concave is required to be filled and pressed, the electromagnetic valve 17 is opened, the third motor 303 is started, soil and stones in the storage barrel 15 enter the screening cylinder 19 through the discharge pipe 16, and simultaneously fall between the two grinding plates 703 in sequence, the rotation of the third motor 303 drives the drive bevel gear 304 to rotate, and then drives the driven bevel gear 301 and the rotating shaft 201 to rotate, and then drives the spline shaft 701 and the fixed disc 702 to rotate anticlockwise, and the rotation of the fixed disc 702 drives the grinding plates 703 to rotate, so that materials between the two grinding plates 703 are pushed to move, when the grinding plates 703 slide on the fixed pins 705, the grinding plates 703 move upwards, and meanwhile, the springs 802 contract, when the grinding plates 703 pass over the fixed pins, the grinding plates 703 move downwards under the action of the springs 802, so that the ground blocks in the materials are crushed, and the ground is pushed, the ground is crushed, and the ground enters the soil collecting area 505 through the first screening holes, and then the ground blocks 902 are pushed by the grinding plates 703, and enter the ground collecting area 505 through the second screening holes 504, so that the effect of the two adjacent grinding blocks can not be influenced by each other, and the effect of the two adjacent ground blocks can be better can be avoided, and the effect of the ground is reduced is not influenced, and the effect of the ground is better is ensured, and the gap is not influenced between the two adjacent ground blocks are crushed, and the ground blocks are separated;

meanwhile, stones in the screening cylinder 19 enter the stone collecting area 504 through the second screening holes 902 to be collected, mud blocks in the screening cylinder 19 enter the second discharging holes 1002 to be collected after being crushed through the first screening holes 901, meanwhile, the rotation of the rotating shaft 201 drives the cam 604 to rotate, so that the pushing plate 603 is intermittently pushed to enable the sealing plate 602 to rotate and open along the torsion rotating shaft 601, when the sealing plate 602 rotates and opens, soil in the soil collecting area 505 flows out through the second discharging holes 1002, stones in the stone collecting area 504 flow out along the first discharging holes 1001, so that uniform mixing of the soil and the stones is achieved in the discharging process, the filling effect of foundation pits is guaranteed, the using effect after compaction is guaranteed, and the arrangement that the sealing plate 602 rotates and opens is guaranteed that the stones in the first discharging holes 1001 are larger than the stones in the second discharging holes 1002 when the sealing plate 602 is synchronously opened, and the mixing effect is guaranteed;

moreover, when soil and stones fall into the pits, the rotation of the rotating shaft 201 drives the push plate 202 to rotate, so that the push plate 202 is used for tiling the soil and stones, compaction effect and efficiency are guaranteed, meanwhile, uniformity of the soil and stones can be guaranteed, layering of the soil and stones is avoided, use effect after compaction is guaranteed, moreover, the second motor 406 is started, rotation of the second motor 406 drives the threaded rod 405 to rotate, and then the moving plate 20 is driven to lift, so that the push plate 202 is adjusted to be flat along with the height of the soil and stones, and tiling effect and efficiency are guaranteed;

after the tiling is completed, the first motor 14 is started, and the rotation of the first motor 14 drives the compacting roller 13 to rotate, so that the filled materials are compacted.

Claims

1. Hand propelled compaction equipment for building construction has sunken ground, including handcart (1), its characterized in that: the utility model discloses a handcart, including handcart (1) upper side wall fixedly connected with backup pad (11) that L shape set up, and backup pad (11) lower side wall fixedly connected with fixed plate (12) that two symmetry set up, two the rotation of the relative lateral wall of fixed plate (12) is connected with compaction roller (13), and the rotation of compaction roller (13) is driven through first motor (14), backup pad (11) lateral wall fixedly connected with storage vat (15), and storage vat (15) bottom fixedly connected with discharging pipe (16), discharging pipe (16) lateral wall is provided with solenoid valve (17), and solenoid valve (17) lower lateral wall fixedly connected with connecting plate (18), the side wall of the connecting plate (18) is fixedly connected with a screening barrel (19), a screening mechanism for screening materials is arranged in the screening barrel (19), a grinding mechanism for grinding mud blocks in raw materials is arranged in the screening barrel (19), a collecting mechanism and a mixing mechanism for collecting and mixing the raw materials are arranged below the screening barrel (19), the lower side wall of the trolley (1) is connected with a movable plate (20) through a lifting mechanism, and a pushing mechanism for tiling mud and stones is arranged on the lower side wall of the movable plate (20);

the lifting mechanism comprises a mounting plate (401) fixedly connected to the lower side wall of the trolley (1), the lower side wall of the mounting plate (401) is fixedly connected with a loop bar (402), a sleeve (403) is sleeved on the side wall of the loop bar (402), the lower end of the sleeve (403) is fixed to the upper side wall of the movable plate (20), a threaded sleeve (404) is fixedly connected to the upper side wall of the movable plate (20), a threaded rod (405) is connected to the threaded sleeve (404) in a threaded manner, the upper end of the threaded rod (405) is rotatably connected to the lower side wall of the mounting plate (401), the upper side wall of the mounting plate (401) is fixedly connected with a second motor (406), the output end of the second motor (406) penetrates through the lower side wall of the mounting plate (401) and is fixedly connected to the upper end of the threaded rod (405), the flattening mechanism comprises a rotating shaft (201) rotatably connected to the lower side wall of the movable plate (20), the side wall of the rotating shaft (201) is fixedly connected with a plurality of push plates (202) arranged in an array, the rotating shaft (201) is driven by a driving mechanism, the driving mechanism comprises a driving block (302) fixedly connected to the upper side wall of the movable plate (20) and a third side wall (302) is fixedly connected to the third side wall (302), the output end of the third motor (303) penetrates through the side wall of the fixed block (302) and is fixed with the end part of the driving bevel gear (304), the upper end of the rotating shaft (201) penetrates through the upper side wall of the moving plate (20) and is fixedly sleeved with the driven bevel gear (301), the driven bevel gear (301) is meshed with the driving bevel gear (304), the screening mechanism comprises a plurality of first screening holes (901) formed in the bottom of the screening barrel (19), and two second screening holes (902) which are arranged in an array are formed in the bottom of the screening barrel (19);

the grinding mechanism comprises an internal spline arranged at the upper end of a rotating shaft (201), a spline shaft (701) is inserted in the internal spline, the upper end of the spline shaft (701) penetrates through the bottom of a screening cylinder (19) and is fixedly connected with a fixed disc (702), the lower side wall of the fixed disc (702) is connected with a plurality of grinding plates (703) arranged in an array through a plurality of groups of telescopic mechanisms, the grinding plates (703) comprise inclined planes (706) and arc-shaped surfaces (704), the bottom of the screening cylinder (19) is fixedly connected with a plurality of fixing pins (705) arranged in an array, the grinding plates (703) slide on the side walls of the fixing pins (705), each group of telescopic mechanisms comprises T-shaped guide rods (801) which are symmetrically arranged on the upper side walls of the grinding plates (703) in an inserted mode, each T-shaped guide rod (801) is inserted on the upper side walls of the fixed disc (702), the side walls of each T-shaped guide rod (801) are sleeved with springs (802), the collecting mechanism comprises a collecting box (501) which is fixedly connected with the upper side walls of the fixed block (302) and is obliquely downwards arranged, the central position of the collecting box (501) is fixedly connected with a collecting box (502) which is fixedly connected with a fixed pipe (502) between the fixed pipe (502) and a fixed pipe (502), baffle (503) will collect box (501) and separate into stone collection district (504) and earth collection district (505), and first screening hole (901) are located the top of earth collection district (505), second screening hole (902) are located the top of stone collection district (504), and the bottom of collecting box (501) is provided with the mixing mechanism who is used for mixing earth and stone, mixing mechanism is including seting up first discharge opening (1001) in stone collection district (504) bottom, and the bottom of earth collection district (505) has been seted up second discharge opening (1002), the bottom of collecting box (501) is provided with the control mechanism who is used for controlling first discharge opening (1001) and second discharge opening (1002) and opens and close.

2. A hand propelled compaction apparatus for a foundation having a recess for construction according to claim 1, wherein: the control mechanism comprises a sealing plate (602) which is rotationally connected to the bottom of the collecting box (501) through a torsion rotating shaft (601), a pushing plate (603) is fixedly connected to the side wall of the sealing plate (602), a cam (604) is fixedly sleeved on the side wall of the rotating shaft (201), and the pushing plate (603) slides on the side wall of the cam (604).