CN113026676B

CN113026676B - Construction method of non-management and protection integrated check dam

Info

Publication number: CN113026676B
Application number: CN202110318246.3A
Authority: CN
Inventors: 张金良; 顾康辉; 宋修昌; 李超群; 张皓月; 翟建; 王晓星; 郑宇�
Original assignee: Yellow River Engineering Consulting Co Ltd
Current assignee: Yellow River Engineering Consulting Co Ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2022-04-19
Anticipated expiration: 2041-03-25
Also published as: CN113026676A

Abstract

The invention provides a construction method of a non-management and non-protection integrated check dam, which comprises the following steps: mixing a mixture by using a loess curing agent mixer, wherein the mixture comprises loess and a loess curing agent; the mixture is slid into a loess extruder and extruded into an anti-scouring protective layer; after the anti-scouring protective layer has certain strength, rolling and filling construction of the dam body of the inner homogeneous earth dam is started; and repeating the steps until the elevation of the dam crest is reached. Before the homogeneous earth dam body is constructed, a protective layer similar to a trapezoid is manufactured by a loess extruder, then the homogeneous earth dam body is paved and filled on the inner side of the protective layer according to the design, and a plane is rolled by vibration.

Description

Construction method of non-management and protection integrated check dam

Technical Field

The invention relates to the technical field of check dam construction, in particular to a construction method of a non-management and non-protection integrated check dam.

Background

In northwest loess plateau areas of China, water and soil loss is serious, and in order to intercept silt formed by water and soil loss, a series of step siltation dams are built in the channels. However, the general flood control standard of the currently built check dam is lower, when the dam is overturned by over-standard flood, a single check dam is easy to break and destroy, and the dam-breaking flood can destroy the downstream step check dam, so that a chain reaction is formed; if the flood control standard is improved, the project investment must be increased; and because the number of the silt dams is large and the silt dams are distributed and dispersed, the management and maintenance tasks of water administration departments are huge, and the enthusiasm for constructing the silt dams in various regions is not high.

In order to solve the problem, the high-engineering Jinliang of the professor level of yellow river survey planning and design research institute company Limited invents a management-free and protection-free integrated silt dam type, and the working mechanism is as follows: in the range of a certain thickness of the upper and lower protective slope surfaces of the homogeneous earth dam, a mixture formed by uniformly mixing earth materials for damming and a argillaceous fine sand consolidation agent according to a certain proportion is adopted, and a protective layer (protective layer) with the compressive strength larger than C10 is formed after spreading and rolling, so that the anti-scouring capability is improved, and PMF flood can be passed.

The invention is specially designed for the construction of a newly-built maintenance-free integrated check dam.

Disclosure of Invention

The invention aims to provide a construction method specially designed for the construction of the maintenance-free integrated type check dam.

The invention discloses a construction method of a non-management and non-protection integrated check dam, which comprises the following steps:

step 1: mixing a mixture by using a loess curing agent mixer, wherein the mixture comprises loess and a loess curing agent;

step 2: the mixture is slid into a loess extruder and extruded into an anti-scouring protective layer;

and step 3: after the anti-scouring protective layer has certain strength, rolling and filling construction of the dam body of the inner homogeneous earth dam is started;

and 4, step 4: and repeating the steps until the elevation of the dam crest is reached.

Preferably, the specific method of step 1 is: the loess and the loess curing agent of the YREC are put into a loess curing agent mixer according to the weight ratio of 70-90: 10-30, and are mixed for 90-120 s, so that the loess and the loess curing agent are mixed uniformly.

Preferably, the step 2 comprises:

step 21: after being stirred by a loess curing agent stirrer, the mixture is put into a storehouse and sent to a loess extruder;

step 22: according to the design section of the non-pipe silt-protecting dam, the loess extruder advances along the axial direction of the dam at the position of the protective layer, and the anti-scouring protective layer is formed by extrusion.

Preferably, the size of the interface of the anti-scouring protection layer in the step 22 is trapezoidal, a waterproof groove is arranged at one side, close to the homogeneous earth dam, of the upper end of each layer of the anti-scouring protection layer, and the outer side surface of the anti-scouring protection layer is an extrusion anti-scouring protection layer protection surface;

the loess curing agent mixer includes: the forced mixing machine is mounted on the flat car, a discharge hole of the forced mixing machine is provided with a chute, and after mixing, the mixture is put into the loess extruder through the chute.

Preferably, the step 3 specifically includes: after the anti-scouring protective layer is extruded and waits for 2 to 4 hours, the anti-scouring protective layer has certain strength, and filling construction of the dam body of the inner homogeneous earth dam is started; filling the dam body from the upstream of the dam body, and constructing the position close to the anti-scouring protective layer by adopting small compaction equipment;

the step 4 specifically includes: and after filling two layers of the inner homogeneous earth dam body, leveling the dam body with the top elevation of the anti-scouring protective layer, and repeating the steps until reaching the dam top elevation.

Preferably, the compact compaction apparatus includes a compact ramming device comprising:

the left side of the upper end of the first shell is provided with a first sliding groove, the right side of the lower end of the first shell is provided with a lifting groove, the left side of the lower end of the first shell is uniformly provided with four wheels III, the upper end of the first shell is provided with a hydraulic cylinder, and the left side of the first shell is provided with a push handle;

the sliding block penetrates through the first sliding groove and is connected with the second connecting block in a sliding mode in the horizontal direction, the right side of the lower end of the sliding block is fixedly connected with the second connecting block, the upper end of the second connecting block is connected with the inner wall of the first shell in a sliding mode, the left side of the lower end of the sliding block is fixedly connected with the fourth spring, and one side, far away from the sliding block, of the fourth spring is fixedly connected with the inner wall of the first shell;

the right end of the first V-shaped supporting and hinging rod is rotatably connected with the second connecting block, the left end of the first V-shaped supporting and hinging rod is eccentrically and rotatably connected with the first rotating wheel, the first rotating wheel is rotatably connected with the first supporting shaft, the first supporting shaft is fixedly connected with the front end surface and the rear end surface of the left side of the first shell, the first rotating wheel is rotatably provided with a second V-shaped supporting and hinging rod at the eccentric position far away from the first V-shaped supporting and hinging rod, the second V-shaped supporting and hinging rod is eccentrically and rotatably connected with the second rotating wheel, the second rotating wheel is rotatably connected with the second supporting shaft, the second supporting shaft is fixedly connected with the front end surface and the rear end surface of the right side of the first shell, and the second rotating wheel is rotatably provided with a supporting and hinging rod at the eccentric position far away from the second V-shaped supporting and hinging rod;

the rammer head is fixedly connected with the third connecting block, the third connecting block is fixedly connected with the lifting block, the lifting block is in sliding connection with the lifting groove in the vertical direction, and the lifting block is rotatably connected with the hinge rod.

Preferably, one side that each layer upper end of scour prevention protective layer is close to the homogeneity earth dam sets up the buckler, the loess extruder includes:

a second housing: a first cavity, a second cavity and a mounting groove are sequentially arranged in the second shell from right to left, a partition plate is arranged between the second cavity and the mounting groove, a conveying port is formed in the lower end of the partition plate, the mounting groove is communicated with the second cavity through the conveying port, the second cavity is not communicated with the first cavity, a feeding port is formed in the upper end of the second shell and is communicated with the second cavity, a power device is arranged in the first cavity, and a conveying device is arranged in the second cavity at a position corresponding to the conveying port;

the first motor is arranged at the upper end of the second shell, a rotating shaft is fixedly connected with the first motor, the rotating shaft penetrates through the upper end of the second shell and enters the installation groove, an elliptical plate is fixedly connected to the middle of the rotating shaft, sliding blocks are symmetrically arranged on the left side and the right side of the elliptical plate, the elliptical plate is slidably connected with sliding grooves of the sliding blocks, the sliding blocks are slidably connected with a first groove, a first groove is formed in the lower end of a fixed block, the fixed block is fixedly connected with the upper end of the installation groove, a first spring is fixedly connected to the side wall, close to the rotating shaft, of the first groove, and the first spring is fixedly connected with the sliding blocks;

the left side and the right side of the impact plate, which are far away from the center, are symmetrically provided with first supporting blocks, the first supporting blocks are connected with the inclined end surfaces of the sliding blocks in a sliding manner, the left side and the right side of the impact plate, which are near to the center, are symmetrically provided with second springs, the second springs are fixedly connected with limiting plates, and the limiting plates are rotatably connected with the lower end of the rotating shaft;

the right end of the extrusion plate is provided with a first molding plate of the waterproof groove, the left side of the extrusion plate is connected with a second molding plate in a sliding manner, the left side of the second molding plate is fixedly connected with a first fixing plate, the first fixing plate is fixedly connected with the rear end of the mounting groove, the right end of the first molding plate is connected with a third molding plate in a sliding manner, the right side of the third molding plate is fixedly connected with a second fixing plate, the third molding plate of the second fixing plate is fixedly connected with the front end of the mounting groove, the upper end of the extrusion plate is fixedly connected with the impact plate, and the extrusion plate, the first molding plate, the second molding plate and the third molding plate jointly form the molding groove of the anti-scouring protective layer;

the four first connecting blocks are symmetrically arranged on the left side and the right side of the front end and the rear end of the outer wall of the second shell, third cavities are formed in the first connecting blocks, and a plurality of fixing holes are uniformly distributed in the vertical direction on the left side of the first connecting blocks;

the adjusting block is connected with the left side and the right side of the third cavity in a sliding mode, an adjusting opening is formed in the adjusting block and is connected with an adjusting rod in a sliding mode, the lower end of the adjusting rod is an inclined end, a first limiting hole is formed in the left side of the adjusting block, a second limiting hole is formed in the left side of the adjusting rod, and the first limiting hole and the second limiting hole are matched through a limiting block;

the left side of the upper end of the fixture block is slidably connected with the left side of the lower end of the adjusting block, an inclined groove is formed in the right side of the upper end of the fixture block and is slidably connected with the lower end of the adjusting rod, a protruding block is fixedly connected with the left end of the fixture block and is matched with the fixing hole, a second groove is formed in the right end of the fixture block, a third spring is fixedly connected with the second groove, the third spring is fixedly connected with a first supporting block, the upper end of the first supporting block is fixedly connected with the right side of the lower end of the adjusting block, and the right side of the first supporting block is slidably connected with the right side wall of the third cavity;

the sliding plate is connected with the left side and the right side of the third cavity in a sliding mode, the left side of the upper end of the sliding plate is connected with the clamping block in a sliding mode, and the right side of the sliding plate is fixedly connected with the first supporting block;

the wheel mounting device comprises a first mounting plate and a second mounting plate, wherein the first mounting plate and the second mounting plate are symmetrically arranged on the left side and the right side of the connecting shaft, the lower end of the first mounting plate is rotatably connected with a first wheel, the first mounting plate is fixedly connected with a fourth spring, the fourth spring is fixedly connected with the second mounting plate, and the lower end of the second mounting plate is rotatably connected with the second wheel.

Preferably, the loess extruder further includes:

the screw conveyer is arranged inside the loess extruder and is used for conveying a mixture to be extruded;

the discharge port is arranged at the position, corresponding to the spiral conveying device, inside the loess extruder and used for discharging a mixture;

the molding bin is communicated with the discharge hole, the shape and width of the molding bin are equal to those of the anti-scouring protective layer, and the molding bin is used for extrusion molding of the mixture discharged from the discharge hole;

a force sensor: the spiral surface of the spiral conveying device is provided with a measuring layer, and the force sensor is arranged in the measuring layer and used for detecting acting force applied to the spiral surface of the spiral conveying device;

a temperature sensor: the temperature sensor is arranged on the surface of the loess extruder and used for detecting the working environment temperature of the loess extruder;

the second motor is connected with the loess extruder and is used for driving the loess extruder to advance along the axis direction of the dam;

the controller is electrically connected with the force sensor, the temperature sensor and the second motor;

the controller controls the second motor to work based on the force sensor and the temperature sensor, and the method comprises the following steps of;

step 1, calculating the density value of an anti-scouring protective layer under a preset stable safety factor by a controller according to a formula (1):

wherein, ρ is the density value of the scour protection layer under presetting stability factor of safety, and κ is the internal friction angle of mixture, and P is the cohesion of mixture, the perpendicular sectional area of every layer in the S scour protection layer, and h is the height of every layer of scour protection layer, and L is the length in shaping storehouse, and α is the angle of inclination of scour protection layer protective surface, the lateral surface of scour protection layer is extrusion scour protection layer protective surface, and β is the angle of inclination that the scour protection layer is close to homogeneity earth dam body one side, and C is the bearing strength of presetting scour protection layer, and E is the yield strength of mixture, and V is the volume in shaping storehouse, and S is the volume of protecting the earth dam body₁The area of the protective surface of the anti-scouring protective layer, g is the gravity acceleration, and the value is 9.8m/s²Tan is tangent, cos is cosine, and eta is a preset stability safety coefficient;

step 2, calculating the density value of an anti-scouring protection layer under a preset stable safety factor according to the acting force applied to the spiral surface of the spiral conveying device detected by the force sensor, the working environment temperature of the loess extruder detected by the temperature sensor and the formula (1) and calculating the target advancing speed of the loess extruder in working according to the formula (2), and controlling the motor II to work to enable the actual advancing speed of the loess extruder in working to be within the preset range of the target advancing speed;

wherein M is a target advancing speed of the loess extruder during operation, W is a rated power of the screw conveyer, F is a detection value of the force sensor, d is a screw pitch of a screw rod in the screw conveyer, n is the number of the screw pitches, and S₂Theta is a cross-sectional area of the discharge port, and theta is a lead angle of a screw rod in the screw conveyor, rho₁Is the density of the mixture when not extruded, X is the equivalent age of the mixture, K is the absolute temperature, K is the weight ratio₁Is the detection value of the temperature sensor.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a flow chart of the present invention;

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

FIG. 3 is a schematic view showing the operation of the loess extruder of the present invention;

FIG. 4 is a schematic view of the structure of the anti-erosion protection layer of the present invention;

FIG. 5 is a schematic view of a homogeneous earth dam of the present invention;

FIG. 6 is a schematic structural diagram of a small ramming device of the present invention;

FIG. 7 is a schematic view of the inner structure of the loess extruder of the present invention;

FIG. 8 is a schematic view taken along line A of FIG. 7;

FIG. 9 is a schematic view of the impact plate attachment of the present invention;

FIG. 10 is a schematic view of an internal structure of the connecting block of the present invention;

FIG. 11 is a side elevational view of the wheel construction of the present invention;

FIG. 12 is a schematic view showing the construction of a loess extruder of the present invention;

FIG. 13 is a schematic view of the construction of the laminating apparatus of the present invention;

FIG. 14 is a schematic view of a supercharging assembly according to the present invention;

FIG. 15 is a schematic view of the structure of the intake chamber of the present invention;

fig. 16 is a schematic view of the structure in the suction chamber of the present invention.

In the figure: 1. a flat car; 2. a forced mixer; 3. a chute; 4. a loess extruder; 401. a first cavity; 402. a second cavity; 403. mounting grooves; 404. a delivery port; 405. a feed inlet; 406. a partition plate; 407. a first fixing plate; 408. a second fixing plate; 5. extruding the protecting surface of the anti-scouring protecting layer; 6. a second housing; 7. an anti-scouring protective layer; 8. a waterproof groove; 9. homogenizing the soil dam; 10. a first motor; 11. a rotating shaft; 12. a pressing plate; 13. forming a first forming plate; 14. forming a third plate; 15. a second forming plate; 16. a first mounting plate; 17. a connecting shaft; 18. a first wheel; 19. a fourth spring; 20. a second mounting plate; 21. a conveying device; 22. A second wheel; 23. a fixed block; 2301. a first groove; 24. a slider; 25. a first supporting block; 26. an impact plate; 27. a limiting block; 28. a second spring; 29. a limiting block; 30. an elliptical plate; 31. a first groove; 32. Adjusting a rod; 3201. a second limiting block; 33. an adjusting block; 3301. an adjustment port; 3302. a first limiting hole; 34. A first connecting block; 3401. a third cavity; 3402. a fixing hole; 35. a first supporting block; 36. a third spring; 37. A clamping block; 3701. a second groove; 3702. an inclined groove; 38. a second supporting block; 39. a slide plate; 40. a bump; 41. a push handle; 42. a fourth spring; 43. a first housing; 4301. a first sliding groove; 4302. a lifting groove; 44. A first support shaft; 45. a V-shaped hinge rod II; 46. a first rotating wheel; 47. a third wheel; 48. a first V-shaped hinge rod; 49. a hydraulic cylinder; 50. tamping a head; 51. connecting blocks III; 52. a lifting block; 53. a hinge rod; 54. a second support shaft; 55. a second rotating wheel; 56. a second connecting block; 57. a slider; 58. a screw conveyor; 59. a discharge port; 60. a molding bin; 61. a second motor; 80. a rolling device; 801. a U-shaped frame; 802. a second electric telescopic rod; 803. an adjustment assembly; 8031. a hollow cylinder; 8032. a first V-shaped connecting rod; 80321. a first side rod part of the first V-shaped connecting rod; 80322. a second side rod portion of the first V-shaped connecting rod; 8033. a second connecting rod; 8034. a second V-shaped connecting rod; 80341. a first side rod part of the second V-shaped connecting rod; 80342, a second side bar portion of a second V-shaped connecting bar; 8035. fixing the rod; 8036. a first connecting spring; 8037. Connecting blocks; 8038. an outer case; 8039. an inner box body; 80310. a first rolling plate; 80311. a second rolling plate; 100. a liquid storage tank; 101. mounting blocks; 102. a first sliding groove; 103. a first slider; 104. a first electric telescopic rod; 105. an air inlet cavity; 106. an air inlet pipe; 107. a pressurizing air bag; 108. an air suction cavity; 109. a second suction duct; 110. an exhaust port; 111. a sealing plug; 201. a first fixed cavity; 202. A first air inlet; 203. a first ejector rod; 204. a first top block; 205. a second connecting spring; 206. a second air inlet; 301. a second ejector rod; 302. a second top block; 303. a first inhalation tube; 304. a first air intake port; 305. and a third connecting spring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions and technical features between various embodiments can be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not be within the protection scope of the present invention.

The invention provides the following examples

Example 1

The embodiment of the invention provides a construction method of a pipe-protection-free integrated type check dam, which comprises the following steps as shown in figures 1-5:

step 1: the loess curing agent mixer modified by the forced mixer 2 and the flat car 1 (the loess curing agent mixer (see figure 2) comprises a flat car, wherein the forced mixer is arranged on the flat car, a discharge hole of the forced mixer is provided with a chute, and after mixing, the mixture is put into a bin through the chute and is mixed into a loess extruder;

preferably, the method specifically comprises the following steps: the loess and the loess curing agent (refer to Chinese patent document CN201811405697) of the invention of YREC are put into a loess curing agent mixer according to the proportion of 70-90: 10-30 by weight, and are mixed for 90-120 s, so that the loess curing agent and the loess curing agent are fully and uniformly mixed. The two materials are uniformly mixed by a forced mixer, so that the formed protective layer is closer to isotropy, cracks can be reduced, and the strength and the durability of the protective layer can be effectively improved; the muddy fine sand consolidation agent is added into the damming soil, so that the strength of upstream and downstream dam slopes can be obviously improved, the anti-scouring capability and the comprehensive durability can be improved, the purpose of no management and protection can be achieved, the two materials are uniformly mixed through a forced mixer, the formed protective layer is closer to isotropy, cracks can be reduced, and the strength and the durability of the anti-scouring protective layer 7 can be effectively improved.

Step 2: sliding the mixture into loess extruder 4, and extruding to obtain anti-erosion protective layer 7, as shown in figure 3; due to the efficient work of the extruder, one working cycle can be completed in a short time, and the dam face balanced and balanced construction is ensured;

specifically, the method comprises the following steps: the step 2 comprises the following steps:

step 21: after mixing, putting the mixture into a bin through a chute 3 to the loess extruder 4;

step 22: extruding and forming the protective layer; according to the design section of the non-pipe silt-protecting dam, at the position of the protective layer, the loess extruder 4 advances along the axial direction of the dam to extrude and form the anti-scouring protective layer 7 (the anti-scouring protective layer 7 is the protective layer). Because the loess extruder 4's high-efficient work, a duty cycle can be accomplished in the short time, advances along dam axis direction and can guarantee that the dam facing is balanced to be built flatly.

Preferably, the interface size of the anti-erosion protection layer 7 in the step 22 is substantially trapezoidal, the connection of the upper layer and the lower layer can be regarded as hinged, a waterproof groove 8 is arranged on one side, close to the homogeneous earth dam, of the upper end of each layer of the anti-erosion protection layer 7, and the outer side face of the anti-erosion protection layer 7 is an extrusion anti-erosion protection layer protection face 5. The 7 interface dimensions of scour prevention protective layer are trapezoidal basically, upper and lower two-layer connection is considered as articulated, this can make 7 adaptation homogeneity earth dam body's of scour prevention protective layer settlement deformation, make it be difficult for vacuole formation, arouse the inoxidizing coating fracture, when the dam body crosses water, the trapezoidal interface of scour prevention protective layer 7 design for having buckler 8, can prevent to have water along upper and lower two-layer scour prevention protective layer seam crossing infiltration homogeneity earth dam body inside, the fixed slot of last one deck scour prevention protective layer also can be regarded as to buckler 8 simultaneously, make the interlaminar combination of scour prevention protective layer 7 more firm, every layer of scour prevention protective layer height is decided to 0.4m and is favorable to the formation of loess extruder 4 operation and scour prevention protective layer 7.

And step 3: after the anti-scouring protection layer 7 has certain strength, rolling filling construction of the dam body of the inner homogeneous earth dam is started (namely, rolling filling construction is carried out inside the anti-scouring protection layer 7 to form the dam body of the homogeneous earth dam);

preferably, the step 3 specifically includes: after the anti-scouring protection layer 7 is formed and waits for 2 to 4 hours, the anti-scouring protection layer 7 has certain strength, and filling construction of an inner homogeneous earth dam body is started; the dam filling is started from the upstream of the dam, and small compaction equipment such as a tamping machine and the like is adopted for construction at the position close to the anti-scouring protection layer 7; after the inner homogeneous earth dam body is filled with two layers, the thickness of each layer of paved earth is 25cm, the compacted thickness is about 20cm (the extruder is facilitated to operate and the anti-scouring protection layer is formed, the height of each layer of anti-scouring protection layer is determined to be 0.4m), the compacted thickness is flush with the top elevation of the anti-scouring protection layer 7, and the steps are repeated until the top elevation of the dam is reached. The homogeneous earth dam body filling construction can effectively avoid over filling, reduce the engineering quantity, obtain higher compaction degree, avoid slope rolling and improve the working efficiency.

The beneficial effects of the above technical scheme are:

the invention provides a construction method specially designed for the construction of the pipe-protection-free integrated silt dam, before the construction of the homogeneous earth dam body of the pipe-protection-free integrated silt dam, an anti-scouring protective layer 7 is manufactured by a loess extruder 4, and then the homogeneous earth dam body is paved and filled on the inner side of the homogeneous earth dam body according to the design, so that the overfilling and slope rolling can be avoided, and the working efficiency is effectively improved; compared with the traditional construction method, the pipe-protection-free integrated silt dam protective layer prepared by the invention has high construction efficiency, can adapt to uneven settlement of a dam body, has strong anti-scouring capability, can effectively solve the problem that the silt dam is easy to break when overproof flood passes through the silt dam, and can simplify the engineering management and protection task.

Example 2

On the basis of the above embodiment 1, as shown in fig. 6, the compact compacting apparatus includes a compact ramming device including:

the left side of the upper end of the first shell 43 is provided with a first sliding groove 4301, the right side of the lower end of the first shell 43 is provided with a lifting groove 4302, the left side of the lower end of the first shell 43 is uniformly provided with four third wheels 47, the upper end of the first shell 43 is provided with a hydraulic cylinder 49, and the left side of the first shell 43 is provided with a push handle 41;

the sliding block 57 is fixedly connected with the telescopic rod of the hydraulic cylinder 49, the sliding block 57 penetrates through the first sliding groove 4301 and is in sliding connection in the horizontal direction, the right side of the lower end of the sliding block 57 is fixedly connected with a second connecting block 56, the upper end of the second connecting block 56 is in sliding connection with the inner wall of the first shell 43, the left side of the lower end of the sliding block 57 is fixedly connected with a fourth spring 42, and one side, away from the sliding block 57, of the fourth spring 42 is fixedly connected with the inner wall of the first shell 43;

the right end of the first V-shaped hinge rod 48 is rotatably connected with the second connecting block 56, the left end of the first V-shaped hinge rod 48 is eccentrically and rotatably connected with a first rotating wheel 46, the first rotating wheel 46 is rotatably connected with a first supporting shaft 44, the first supporting shaft 44 is fixedly connected with the front end surface and the rear end surface of the left side of the first shell 43, the first rotating wheel 46 is rotatably provided with a second V-shaped hinge rod 45 at a position away from the eccentric position of the first V-shaped hinge rod 48, the second V-shaped hinge rod 45 is eccentrically and rotatably connected with a second rotating wheel 55, the second rotating wheel 55 is rotatably connected with a second supporting shaft 54, the second supporting shaft 54 is fixedly connected with the front end surface and the rear end surface of the right side of the first shell 43, and the second rotating wheel 55 is rotatably provided with a hinge rod 53 at a position away from the eccentric position of the second V-shaped hinge rod 45;

the rammer head 50 is fixedly connected with a third connecting block 51, the third connecting block 51 is fixedly connected with a lifting block 52, the lifting block 52 is vertically and slidably connected with the lifting groove 4302, and the lifting block 52 is rotatably connected with the hinge rod 53.

The beneficial effects of the above technical scheme are:

when filling and compacting work is carried out on a position close to the anti-scouring protective layer 7, the hydraulic cylinder 49 is started, the sliding block 57 is pushed to slide rightwards along the sliding groove I4301, the connecting block II 56 is driven to move rightwards, the spring II 42 starts to stretch, the V-shaped hinge rod I48 rotates downwards, the rotating wheel I46 rotates anticlockwise, the left side of the V-shaped hinge rod II 45 rotates downwards, the rotating wheel II 55 rotates clockwise, the hinge rod 53 moves downwards, the tamping head 50 moves downwards, the sliding block 57 is pulled to slide leftwards along the sliding groove I4301, the connecting block II 56 moves leftwards, the spring II 42 starts to compress, the V-shaped hinge rod I48 rotates upwards, the rotating wheel I46 rotates clockwise, the left side of the V-shaped hinge rod II 45 rotates upwards, the rotating wheel II 55 rotates anticlockwise, the hinge rod 53 moves upwards, and the tamping head 50 moves upwards, the reciprocating of ramming head is controlled through the flexible of pneumatic cylinder 49, thereby work of ramming is carried out to the work ground, set up wheel three 47, push away handle 41 through promoting, make small-size ramming device can move assigned operating position in a flexible way, back shaft one 44 is to runner one 46, back shaft two 54 plays the supporting role to runner two 55, make the lift process of ramming device more stable, prevent to cause the damage because small-size ramming device is ramming the in-process, V type hinge bar one 48 and V type hinge bar two 45 use turning wheel one 30 as the center of rotation, make the rotation in-process more smooth, avoid the two to contact first casing 43 and lead to unable rotation, thereby the work of ramming can't be carried out.

Example 3

In addition to the

above embodiment

1 or 2, as shown in fig. 7 to 11, a waterproof groove 8 is provided on one side of each layer of the upper end of the erosion-preventing protective layer 7 close to the homogeneous soil dam 9, and the loess extruder 4 includes:

second housing 6: a first cavity 401, a second cavity 402 and a mounting groove 403 are sequentially arranged in the second shell 6 from right to left, a partition plate 406 is arranged between the second cavity 402 and the mounting groove 403, a conveying port 404 is arranged at the lower end of the partition plate 406, the mounting groove 403 is communicated with the second cavity 402 through the conveying port 404, a feed inlet 405 is arranged at the upper end of the second shell 6, the feed inlet 405 is communicated with the second cavity 402, the second cavity 402 is not communicated with the first cavity 401, a power device is arranged in the first cavity 401, and a conveying device 21 is arranged in the second cavity 402 at a position corresponding to the conveying port 404;

the first motor 10 is arranged at the upper end of the second shell 6, the first motor 10 is fixedly connected with a rotating shaft 11, the rotating shaft 11 penetrates through the upper end of the second shell 6 and enters the installation groove 403, an elliptical plate 30 is fixedly connected to the middle of the rotating shaft 11, sliding blocks 24 are symmetrically arranged on the left side and the right side of the elliptical plate 30, the elliptical plate 30 is slidably connected with sliding grooves of the sliding blocks 24, the sliding blocks 24 are slidably connected with a first groove 2301, the first groove 2301 is arranged at the lower end of a fixed block 23, the fixed block 23 is fixedly connected with the upper end of the installation groove 403, a first spring 31 is fixedly connected to the side wall, close to the rotating shaft 11, of the first groove 2301, and the first spring 31 is fixedly connected with the sliding blocks 24;

the left side and the right side of the impact plate 26, which are far away from the center, are symmetrically provided with a first supporting block 25, the first supporting block 25 is connected with the inclined end surface of the sliding block 24 in a sliding manner, the left side and the right side of the impact plate 26, which are near to the center, are symmetrically provided with a second spring 28, the second spring 28 is fixedly connected with a limiting plate 27, and the limiting plate 27 is rotatably connected with the lower end of the rotating shaft 11;

the right end of the extrusion plate 12 is provided with a first forming plate 13 of the waterproof groove 8, the left side of the extrusion plate 12 is connected with a second forming plate 15 in a sliding manner, the left side of the second forming plate 15 is fixedly connected with a first fixing plate 407, the first fixing plate 407 is fixedly connected with the rear end of the mounting groove 403, the right end of the first forming plate 13 is connected with a third forming plate 14 in a sliding manner, the right side of the third forming plate 14 is fixedly connected with a second fixing plate 408, the second fixing plate 408 is fixedly connected with the front end of the mounting groove 403, the upper end of the extrusion plate 12 is fixedly connected with the impact plate 26, the front end of the extrusion plate 12 is connected with the partition plate 406 in a sliding manner, and the extrusion plate 12, the first forming plate 13, the second forming plate 15 and the third forming plate 14 jointly form a forming groove of the anti-erosion protection layer 7;

the four first connecting blocks 34 are symmetrically arranged on the left side and the right side of the front end and the rear end of the outer wall of the second shell 6, a third cavity 3401 is arranged in each first connecting block 34, and a plurality of fixing holes 3402 are uniformly distributed in the vertical direction on the left side of each first connecting block 34;

the adjusting block 33 is connected with the left side and the right side of the third cavity 3401 in a sliding manner, an adjusting opening 3301 is formed in the adjusting block 33, the adjusting opening 3301 is connected with an adjusting rod 32 in a sliding manner, the lower end of the adjusting rod 32 is an inclined end, a first limiting hole 3302 is formed in the left side of the adjusting block 33, a second limiting hole 3201 is formed in the left side of the adjusting rod 32, and the first limiting hole 3302 and the second limiting hole 3201 are matched through a limiting block 29;

the left side of the upper end of the fixture block 37 is slidably connected with the left side of the lower end of the adjusting block 33, the right side of the upper end of the fixture block 37 is provided with an inclined groove 3702, the inclined groove 3702 is slidably connected with the lower end of the adjusting rod 32, the left end of the fixture block 37 is fixedly connected with a projection 40, the projection 40 is matched with the fixing hole 3402, the right end of the fixture block 37 is provided with a second groove 3701, the second groove 3701 is fixedly connected with a third spring 36, the third spring 36 is fixedly connected with a first supporting block 35, the upper end of the first supporting block 35 is fixedly connected with the right side of the lower end of the adjusting block 33, and the right side of the first supporting block 35 is slidably connected with the right side wall of the third cavity 3401;

the sliding plate 39 is connected with the left side and the right side of the third cavity 3401 in a sliding manner, the left side of the upper end of the sliding plate 39 is connected with the clamping block 37 in a sliding manner, and the right side of the sliding plate 39 is fixedly connected with the first supporting block 35;

the supporting block II 38 is fixedly connected with the lower end of the sliding plate 39, the supporting block II 38 is fixedly connected with the connecting shaft 17, the mounting plate I16 and the mounting plate II 20 are symmetrically arranged on the left side and the right side of the connecting shaft 17, the lower end of the mounting plate I16 is rotatably connected with the wheel I18, the mounting plate I16 is fixedly connected with the spring IV 19, the spring IV 19 is fixedly connected with the mounting plate II 20, and the lower end of the mounting plate II 20 is rotatably connected with the wheel II 22.

The working principle of the technical scheme is as follows:

when the loess extruder 4 works, the loess extruder advances along the axis direction of the dam, the mixture firstly enters the second cavity 402 from the feeding hole 405, the power device in the second cavity 402 starts to work, the conveying device is driven to convey the mixture from the conveying hole 404 to the inside of the mounting groove 403, the lower end in the mounting groove 403 is provided with a forming groove matched with the anti-scouring protection layer 7 in shape, the extrusion plate 12, the first forming plate 13, the second forming plate 15 and the third forming plate 14 jointly form the forming groove of the anti-scouring protection layer 7, the mixture is extruded into the anti-scouring protection layer 7 through the forming groove, the conveying device does not stop conveying the mixture to the inside of the forming groove during extrusion, the first motor 10 is started simultaneously, the first motor 10 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the elliptical plate 30 to rotate, when the elliptical plate 30 slides in a matching way with the sliding block 24 by a short length, so that the sliding block 24 slides outwards along the first groove 2301, the first spring 31 is stretched, the first support block 25 slides downwards along the inclined end of the sliding block 24 to push the impact plate 26 to move downwards, when the elliptical plate 30 slides in a matching manner with the sliding block 24 from long to short, the sliding block 24 slides inwards along the first groove 2301, the first spring 31 presses, the first support block 25 slides upwards along the inclined end of the sliding block 24 to push the impact plate 26 to move upwards, so that the extrusion plate 12 fixed with the impact plate 26 continuously moves up and down along with the rotation of the first motor 10 to continuously extrude the mixture in the molding groove, the loess extruder 4 continuously moves along the axial direction of the dam after compaction to finally form an anti-scouring protection layer 7, the first two wheels 18 and the second two wheels 22 are arranged at the lower end of the loess extruder 4, the first wheel 18 is rotatably connected with the first mounting plate 16, the second wheel 22 is rotatably connected with the second mounting plate 20, and the fourth spring 19 is fixedly connected between the first mounting plate 16 and the second mounting plate 20, when the loess extruder 4 works, the rotation amplitude of the first mounting plate 16 and the second mounting plate 20 can be determined along with the weight of the loess extruder 4, so that the compression degree of the spring four 19 is determined, the spacing distance between the first wheel 18 and the second wheel 22 is also determined, and when the loess extruder 4 works, the heights of the first wheel 18 and the second wheel 22 can be adjusted, when the adjustment is carried out, the limiting block 29 is firstly pulled out, the adjusting rod 32 is pushed downwards, the clamping block 37 is moved rightwards along the inclined plane at the lower end of the adjusting rod 32, the lug 40 is removed from the fixing block 3402, the spring three 36 is compressed, if the heights of the first wheel 18 and the second wheel 22 need to be increased, the adjusting block 33 is pushed downwards, the adjusting block 33 pushes the clamping block 37 and the first supporting block 35 downwards to slide, the sliding plate 39 is moved downwards, the second supporting block 38 is pushed downwards, the second supporting block 38 pushes the fixing shaft 17 to move downwards, and if the heights of the first wheel 18 and the second wheel 22 need to be decreased, the adjusting block 33 is pulled upwards, the adjusting block 33 pulls the clamping block 37 and the first supporting block 35 upwards to slide downwards, the sliding plate 39 moves upwards, the second supporting block 38 is pulled to move upwards, the second supporting block 38 pulls the fixing shaft 17 to move upwards, the fixing seat 17 controls the heights of the first wheel 18 and the second wheel 22 by pushing the first mounting plate 16 and the second mounting plate 20, after the adjusting rod 32 is adjusted to a proper height, the clamping block 37 moves leftwards along the inclined plane at the lower end of the adjusting rod 32, the lug 40 is matched with the fixing block 3402, the third spring 36 returns to the original position, the limiting block 29 is inserted into the second limiting hole 3201 and the first limiting hole 3302, the adjusting rod 32 and the adjusting block 33 are fixed, and the heights of the first wheel 18 and the second wheel 22 are kept fixed.

The beneficial effects of the above technical scheme are:

the second cavity 402 is not communicated with the first cavity 401, the power device of the conveying device 21 is arranged in the first cavity 401, the conveying device of the conveying device 21 is arranged in the second cavity 402, the power device of the conveying device 21 and the conveying device are separated, the mixture is prevented from entering the first cavity to damage the power device of the conveying device 21, the loess extruder 4 cannot extrude and convey the mixture, the motor I10 drives the elliptical plate 30 to rotate, the extrusion plate 12 fixed by the impact plate 26 is enabled to continuously move up and down along with the rotation of the motor I10 through the matching of the supporting block I25 and the sliding block I24, the mixture in the molding groove is continuously extruded, the purpose of extrusion is jointly achieved with the conveying device 21, and the mixture is continuously collided up and down to enable the molded anti-scouring protective layer 7 to have good density, and the engineering quality is guaranteed, the compression degree of the spring four 19 is determined by the weight of the loess extruder 4, under the elastic action of the spring four 19, a certain buffer effect can be played for the loess extruder 4, and the distance between the wheel I18 and the wheel II 22 is changed along with the weight of the loess extruder 4, so that the phenomenon that the vehicle body of the loess extruder 4 is unstable due to the vibration of the conveying device 21 and the motor I10 or external collision, the extruded anti-scouring protection layer 7 is not in a standard and the construction quality is influenced is prevented, the contact area between the loess extruder 4 and the construction ground can be avoided by arranging a plurality of wheels, the phenomenon that the wheel I18 and the wheel II 22 sink into the ground or other weak ground environments when the vehicle travels due to the overweight of the loess extruder 4 is avoided, the construction difficulty is increased, the purpose of adjusting the heights of the wheel I18 and the wheel II 22 is achieved by arranging the matching of the adjusting rod 32, the adjusting block 33 and the connecting block I34 and the clamping block 37, can make loess extruder 4 be applicable to more complicated environment such as slope, improve loess extruder 4's suitability, spring three 36 plays the support cushioning effect to fixture block 37 and the fixed of connecting block 34, prevent jointly with stopper 29 that fixture block 37 and connecting block 34 from leading to the two to break away from at reasons such as vibration when loess extruder 4 works, make wheel 18 and wheel two 22 drop, loess extruder 4 can not advance along dam axis direction, influence the construction of silt ground dam.

Example 4

On the basis of any one of the above embodiments 1 to 3, as shown in fig. 12, the loess extruder 4 further includes:

a screw conveyor 58, the screw conveyor 58 being provided inside the loess extruder 4, for conveying the mixture to be extruded;

a discharge port 59, which is provided inside the loess extruder 4 at a position corresponding to the screw conveyor 58, for discharging the mixture;

the forming bin 60 is communicated with the discharge hole 59, the shape and width of the forming bin 60 are equal to those of the anti-scouring protective layer 7, and the forming bin 60 is used for extrusion forming of the mixture discharged from the discharge hole 59;

a force sensor: the spiral surface of the spiral conveying device 58 is provided with a measuring layer, and the force sensor is arranged inside the measuring layer and used for detecting the acting force applied to the spiral surface of the spiral conveying device 58;

a temperature sensor: the temperature sensor is arranged on the surface of the loess extruder 4 and is used for detecting the working environment temperature of the loess extruder 4;

a second motor 61, wherein the second motor 61 is connected with the loess extruder 4 and is used for driving the loess extruder 4 to move along the axial direction of the dam;

the controller is electrically connected with the force sensor, the temperature sensor and the second motor 61;

the controller controls the second motor 61 to work based on the force sensor and the temperature sensor, and the method comprises the following steps;

step 1, the controller calculates the density value of the anti-scouring protection layer 7 under a preset stable safety factor according to a formula (1):

wherein rho is the density value of the anti-scouring protection layer 7 under the preset stability safety factor, kappa is the internal friction angle of the mixture, P is the cohesive force (the unit is the same as the pressure intensity unit) of the mixture, the area of the vertical section of each layer in the S anti-scouring protection layer 7, h is the height of each layer in the anti-scouring protection layer 7, L is the length of the forming bin 60, alpha is the inclination angle of the anti-scouring protection layer protection surface 5, the outer side surface of the anti-scouring protection layer 7 is the extrusion anti-scouring protection layer protection surface 5, beta is the inclination angle of the anti-scouring protection layer 7 close to one side of the homogeneous earth dam 9,c is the bearing strength of the preset anti-scouring protective layer 7, E is the yield strength of the mixture, V is the volume of the forming bin 60, and S₁The area of the protective surface 5 of the anti-scouring protective layer, g is the gravity acceleration, and the value is 9.8m/s²Tan is tangent, cos is cosine, and eta is a preset stability safety coefficient;

step 2, the controller calculates the density value formula (2) of the anti-scouring protection layer 7 under the preset stable safety coefficient according to the acting force applied to the spiral surface of the spiral conveying device 58 detected by the force sensor, the working environment temperature of the loess extruder 4 detected by the temperature sensor and the formula (1) to calculate the target advancing speed of the loess extruder during working, and the actual advancing speed of the loess extruder during working is in the preset range of the target advancing speed by controlling the motor II to work; (ii) a

Wherein M is a target advancing speed of the loess extruder 4 during operation, W is a rated power of the screw conveyor 58, F is a detection value of the force sensor, d is a screw pitch of a screw rod in the screw conveyor 58, n is the number of the screw pitches, and S₂Theta is a cross-sectional area of the discharge port 59 and theta is a lead angle of a screw rod in the screw conveyor 58, rho₁Is the density of the mixture when not extruded, X is the equivalent age of the mixture, K is the absolute temperature, K is the weight ratio₁Is the detection value of the temperature sensor. Wherein 13 is the same as X unit, and X takes 14-60.

The working principle of the technical scheme is as follows:

refer to chinese patent document CN02224923, when loess extruder 4 works, screw conveyor 58 sends the mixture into molding bin 60 through discharge gate 59, constantly input the mixture to molding bin 60 through screw conveyor 58 to reach the purpose of extrusion molding, motor two 61 drives loess extruder 4 to advance along the dam axis direction, finally form anti-erosion protective layer 7, control the advancing speed of loess extruder 4 through motor two 61 according to the density value under the preset stable safety coefficient of anti-erosion protective layer 7, if the density value under the preset stable safety coefficient of anti-erosion protective layer 7 is lower, then can accelerate the advancing speed of loess extruder 4, reduce the feed amount that the unit length mixture gets into molding bin 60, if the density value under the preset stable safety coefficient of anti-erosion protective layer 7 is higher, then can reduce the advancing speed of loess extruder 4, the feeding amount of the mixture per unit length entering the molding bin 60 is increased.

The beneficial effects of the above technical scheme are:

firstly, an acting force applied to a spiral surface of a spiral conveying device 58 is detected by using a force sensor, a temperature sensor detects the temperature of a working environment of a loess extruder 4, a controller calculates the density value of an anti-scouring protection layer 7 under a preset stable safety coefficient according to a formula (1), wherein eta (eta is the preset stable safety coefficient determined according to construction requirements and has a value range of 0.95-1.1) is considered in the formula (1); make the calculation result more reliable, also guarantee that the scour prevention protective layer 7 that extrudes is safe and reliable more, the effort that the spiral face of the spiral conveyer 58 that the controller detected out according to force sensor received, loess extruder 4's that temperature sensor detected out operational environment temperature, formula (1) calculates out the advancing speed of loess extruder 4 during operation at density value and formula (2) of scour prevention protective layer 7 under presetting stable safety coefficient, then utilize the advancing speed of loess extruder 4 during operation that calculates to come control motor work, control loess extruder 4's advancing speed through a work of motor, it is unqualified to prevent that the advancing speed of loess extruder 4 during operation is too fast or lead to the scour prevention protective layer 7 that extrudes too slowly, influence construction quality.

Example 5

On the basis of any one of embodiments 1 to 4, rolling is performed in step 3 by a rolling device 80, wherein the rolling device 80 comprises:

the electric telescopic handle comprises a U-shaped frame 801, wherein a second electric telescopic rod 802 is arranged at the axis of the lower end of the U-shaped frame 801, and the left side and the right side of the upper end of the U-shaped frame 801 are inclined outwards;

two adjusting assemblies 803 symmetrically arranged on the left and right sides of the U-shaped frame 801, wherein the adjusting assemblies 803 comprise: a hollow column 8031 connected to the left or right side of the U-shaped frame 801; a first V-shaped connecting rod 8032 (wherein the first V-shaped connecting rod may be composed of two connecting rods hinged to each other to form a V-shape), the first side rod portion 80321 of which is slidably connected inside the hollow column 8031; one end of the second connecting rod 8033 is slidably connected in the first side rod portion 80321 of the first V-shaped connecting rod, and the other ends of the two adjusting assemblies 803 are rotatably connected with the telescopic end of the second electric telescopic rod 802; a connecting block 8037 fixedly connected to the second side rod portion 80322 of the first V-shaped connecting rod, wherein the first side rod portion 80321 of the first V-shaped connecting rod is rotatably connected to the second side rod portion 80322 of the first V-shaped connecting rod; a second V-shaped connecting rod 8034, which is rotatably connected to the connecting block 8037 at the connecting corner; the fixing rods 8035 are fixedly connected to the mutually adjacent sides of the two connecting blocks 8037, and are located on the outer sides of the second side rod parts 80342 of the corresponding second V-shaped connecting rods, and the first side rod parts 80341 of the second V-shaped connecting rods are fixedly connected with the connecting blocks 8037 through first connecting springs 8036;

the board install bin rolls includes: the outer box body 8038 is fixedly connected with the second side rod part 80342 of the second V-shaped connecting rod on the left side; the inner box body 8039 is fixedly connected with the second side rod part 80342 of the second V-shaped connecting rod on the right side, and the inner box body 8039 is connected in the outer box body 8038 in a sliding manner;

a first rolling plate 80310 fixedly connected to one side of the outer box 8038 far away from the U-shaped frame 801;

the second rolling plate 80311 is detachably connected to one side of the inner box 8039, which is far away from the U-shaped frame 801, and the first rolling plate 80310 is flush with one side of the second rolling plate 80311, which is far away from the U-shaped frame 801.

The working principle and the beneficial effects of the technical scheme are as follows:

when the rolling telescopic device is installed, the lower end of the U-shaped frame can be installed at the lower end of the rolling telescopic rod, the rolling telescopic rod is installed on the vehicle body, the vehicle body can be moved, and the rolling telescopic rod is matched with a surface to be rolled;

the adjusting assembly can be used for adjusting the overall size of the outer box body and the inner box body, when the adjusting assembly needs to be adjusted, the second electric telescopic rod is started to stretch, the first side rod part of the first V-shaped connecting rod is driven to slide in the hollow column body through the second connecting rod, the connecting block is driven to move at the same time, the second side rod parts of the two second V-shaped connecting rods are close to or far away from each other through the movement of the connecting block, and the movement of the second side rod parts of the second V-shaped connecting rods is limited under the action of the fixing rod; the movement of the second side rod parts of the two second V-shaped connecting rods drives the outer box body and the inner box body to slide mutually, and the overall size of the rolling plate mounting box is adjusted, wherein the first rolling plate is mounted on the outer box body, and the size of the first rolling plate is fixed; interior box upper end leaks the size change in the outside, can leak the second of installing not unidimensional board of rolling on the part in the outside as required at interior box upper end for the first board of rolling and the whole size change that the second board of rolling formed, simultaneously, the support of first board of rolling is rolled to outer box, and interior box is to the support of second board of rolling, makes whole board of rolling support reliable.

Example 6

On the basis of any one of embodiments 1-5, roll through rolling machine in step 3, rolling machine includes the board install bin of rolling, install the board of rolling on the board install bin of rolling, store supercharging liquid in the board install bin of rolling, the board install bin of rolling is connected with the liquid reserve tank, the liquid reserve tank with the board install bin intercommunication of rolling, the liquid reserve tank still sets up supercharging device, supercharging device includes:

the mounting block 101 is fixedly connected to the outer wall of the liquid storage box 100;

a first sliding groove 102, wherein the first sliding groove 102 is fixedly arranged in the mounting block 101;

a first sliding block 103, wherein the first sliding block 103 is arranged in the first sliding groove 102 in a sliding manner;

one end of the first electric telescopic rod 104 is fixedly connected with the first sliding block 103, and the other end of the first electric telescopic rod 104 is fixedly connected with the inner wall of the first sliding groove 102;

an air inlet cavity 105, wherein the air inlet cavity 105 is arranged in the mounting block 101, the air inlet cavity 105 is located at the lower end of the first sliding groove 102, and the air inlet cavity 105 is further provided with: a first fixed cavity 201, wherein the first fixed cavity 201 is fixedly arranged in the air inlet cavity 105; a first air inlet 202, wherein the first air inlet 202 is arranged on the first fixing cavity 201, and the first air inlet 202 is communicated with the first sliding groove 102; the first ejector rod 203 is connected with the first fixing cavity 201 in a sliding mode through a through hole in the first fixing cavity 201; one end of the first top block 204 is fixedly connected with the first top rod 203, and the first top block 204 is in contact with the first air inlet 202; the second connecting spring 205, the second connecting spring 205 is fixedly connected with one end of the first ejector block 204, the other end of the second connecting spring 205 is fixedly connected with the inner wall of the first fixed cavity 201, and the second connecting spring 205 is sleeved on the first ejector rod 203; a second air inlet 206, wherein the second air inlet 206 is arranged on the first fixed cavity 201, and the second air inlet 206 is communicated with the air inlet cavity 105;

the air inlet pipe 106 is arranged in the mounting block 101, and one end of the air inlet pipe 106 is communicated with the air inlet cavity 105;

a pressurizing air bag 107, wherein the pressurizing air bag 107 is arranged in the liquid storage box 100, and the pressurizing air bag 107 is communicated with the other end of the air inlet pipe 106;

a suction cavity 108, the suction cavity 108 is disposed in the mounting block 101, and the suction cavity 108 is further provided with: the second ejector rod 301 is connected with the air suction cavity 108 in a sliding mode through a through hole in the air suction cavity 108, the second ejector block 302 is arranged, and one end of the second ejector block 302 is fixedly connected with the second ejector rod 301; the first air suction pipe 303, the first air suction pipe 303 is slidably connected with the air suction cavity 108 through a through hole on the air suction cavity 108, and the other end of the first air suction pipe 303 extends out of the mounting block 101 and is communicated with the outside; a first suction port 304, said first suction port 304 being disposed on said first suction tube 303, said first suction port 304 being in communication with said suction chamber 108; a third connecting spring 305, the third connecting spring 305 is sleeved on the second ejector rod 301, one end of the third connecting spring 305 is fixedly connected with the air suction cavity 108, and the other end of the third connecting spring 305 is fixedly connected with one end of the second ejector block 302;

a second suction pipe 109, the second suction pipe 109 being disposed in the mounting block 101, one end of the second suction pipe 109 being in communication with the suction chamber 108, and the other end of the second suction pipe 109 being in communication with the first sliding groove 102;

an exhaust port 110, wherein the exhaust port 110 is arranged on the mounting block 101, one end of the exhaust port 110 is communicated with the air inlet cavity 105, and the other end of the exhaust port 110 is communicated with the outside;

and a sealing plug 111, the sealing plug 111 being disposed at the other end of the exhaust port 110.

The working principle and the beneficial effects of the technical scheme are as follows: when the device is used, the first electric telescopic rod 104 is started, when the first electric telescopic rod 104 is shortened, the first sliding block 103 is driven to move upwards, negative pressure is generated in the first sliding groove 102 at the lower end of the first sliding block 103, the negative pressure is transmitted into the air suction cavity 108 through the second air suction pipe 109, the negative pressure enables the second top block 302 to move downwards, outside air enters the air suction cavity 108 through the first air suction pipe 303 and the first air suction port 304 and enters the first sliding groove 102 through the second air suction pipe 109, when the first electric telescopic rod 104 is extended, the first electric telescopic rod 104 drives the first sliding block 103 to move downwards, the air pressure in the first sliding groove 102 at the lower end of the first sliding block is increased, the pressure is increased, the second top block 302 in the air suction cavity 108 is jacked up by high air pressure, the air suction cavity 108 is not communicated with the outside, the first top block 204 is pushed downwards by the high pressure in the first sliding groove 102, the first sliding groove 102 is communicated with the first fixed cavity 201, high-pressure gas enters into first fixed chamber 201 through first air inlet 202, enters into air inlet chamber 105 through second air inlet chamber 105 by first fixed chamber 201 again, enters into pressure boost gasbag 107 through air inlet pipe 106 by air inlet chamber 105 again, through the flexible of first electric telescopic handle 104, pressure boost gasbag 107 constantly expands, makes the pressure increase in the liquid reserve tank 100, and the device can be through the pressure that increases in the liquid reserve tank 100, is more convenient for through the pressurization to the millboard in the millboard install bin.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A construction method of a pipe-free and protection integrated type check dam is characterized by comprising the following steps:

step 2: the mixture is slid into a loess extruder (4) to be extruded into an anti-scouring protective layer (7);

and step 3: the anti-scouring protective layer (7) has certain strength and then starts rolling and filling construction of the dam body of the inner homogeneous earth dam;

and 4, step 4: repeating the steps until the elevation of the dam crest is reached;

the step 2 comprises the following steps:

step 21: after being stirred by a loess curing agent mixer, the mixture is put into a storehouse to the loess extruder (4);

step 22: according to the design section of the non-pipe silt-protecting dam, the loess extruder (4) advances along the axial direction of the dam at the position of the protective layer to extrude to form the anti-scouring protective layer (7);

the size of the interface of the anti-scouring protection layer (7) in the step (22) is trapezoidal, a waterproof groove (8) is arranged on one side, close to the homogeneous earth dam (9), of the upper end of each layer of the anti-scouring protection layer (7), and the outer side surface of the anti-scouring protection layer (7) is an extrusion anti-scouring protection layer protecting surface (5);

the loess curing agent mixer includes: the loess extruder comprises a flat car (1), wherein a forced mixer (2) is mounted on the flat car (1), a chute (3) is arranged at a discharge hole of the forced mixer (2), and a mixture is put into the loess extruder (4) through the chute (3) after being mixed;

each layer upper end of scour prevention protective layer (7) is close to one side of homogeneity earth dam (9) and sets up buckler (8), loess extruder (4) include:

second housing (6): a first cavity (401), a second cavity (402) and a mounting groove (403) are sequentially arranged in the second shell (6) from right to left, a partition plate (406) is arranged between the second cavity (402) and the mounting groove (403), a conveying port (404) is arranged at the lower end of the partition plate (406), the mounting groove (403) is communicated with the second cavity (402) through the conveying port (404), the second cavity (402) is not communicated with the first cavity (401), a feeding port (405) is arranged at the upper end of the second shell (6), the feeding port (405) is communicated with the second cavity (402), a power device is arranged in the first cavity (401), and a conveying device (21) is arranged in the second cavity (402) at a position corresponding to the conveying port (404);

a first motor (10), wherein the first motor (10) is arranged at the upper end of the second shell (6), the first motor (10) is fixedly connected with a rotating shaft (11), the rotating shaft (11) penetrates through the upper end of the second shell (6) to enter the mounting groove (403), an elliptical plate (30) is fixedly connected in the middle of the rotating shaft (11), sliding blocks (24) are symmetrically arranged on the left side and the right side of the elliptical plate (30), the oval plate (30) is connected with the sliding groove of the sliding block (24) in a sliding way, the sliding block (24) is connected with the first groove (2301) in a sliding way, the first groove (2301) is arranged at the lower end of the fixing block (23), the fixing block (23) is fixedly connected with the upper end of the mounting groove (403), a first spring (31) is fixedly connected to the side wall, close to the rotating shaft (11), of the first groove (2301), and the first spring (31) is fixedly connected with the sliding block (24);

the left side and the right side of the position, far away from the center, of the impact plate (26) are symmetrically provided with a first supporting block (25), the first supporting block (25) is in sliding connection with the inclined end face of the sliding block (24), the left side and the right side of the position, near the center, of the impact plate (26) are symmetrically provided with a second spring (28), the second spring (28) is fixedly connected with a limiting plate (27), and the limiting plate (27) is rotatably connected with the lower end of the rotating shaft (11);

a first molding plate (13) of the waterproof groove (8) is arranged at the right end of the extrusion plate (12), the left side of the extrusion plate (12) is connected with a second forming plate (15) in a sliding way, the left side of the second forming plate (15) is fixedly connected with a first fixing plate (407), the first fixing plate (407) is fixedly connected with the rear end of the mounting groove (403), the right end of the first forming plate (13) is connected with a third forming plate (14) in a sliding manner, the right side of the third forming plate (14) is fixedly connected with a second fixing plate (408), the second fixing plate (408) is fixedly connected with the front end of the mounting groove (403), the upper end of the extrusion plate (12) is fixedly connected with the impact plate (26), and the extrusion plate (12), the first forming plate (13), the second forming plate (15) and the third forming plate (14) jointly form a forming groove of the anti-scouring protection layer (7);

the first four connecting blocks (34) are symmetrically arranged on the left side and the right side of the front end and the rear end of the outer wall of the second shell (6), a third cavity (3401) is formed in each first connecting block (34), and a plurality of fixing holes (3402) are uniformly distributed in the vertical direction on the left side of each first connecting block (34);

the adjusting block (33) is connected with the left side and the right side of the third cavity (3401) in a sliding mode, an adjusting opening (3301) is formed in the adjusting block (33), an adjusting rod (32) is connected to the adjusting opening (3301) in a sliding mode, the lower end of the adjusting rod (32) is an inclined end, a first limiting hole (3302) is formed in the left side of the adjusting block (33), a second limiting hole (3201) is formed in the left side of the adjusting rod (32), and the first limiting hole (3302) and the second limiting hole (3201) are matched through a limiting block (29);

the left side of the upper end of the clamping block (37) is in sliding connection with the left side of the lower end of the adjusting block (33), an inclined groove (3702) is formed in the right side of the upper end of the clamping block (37), the inclined groove (3702) is in sliding connection with the lower end of the adjusting rod (32), a protruding block (40) is fixedly connected to the left end of the clamping block (37), the protruding block (40) is matched with the fixing hole (3402), a second groove (3701) is formed in the right end of the clamping block (37), a third spring (36) is fixedly connected to the second groove (3701), the third spring (36) is fixedly connected to a first supporting block (35), the upper end of the first supporting block (35) is fixedly connected to the right side of the lower end of the adjusting block (33), and the right side of the first supporting block (35) is in sliding connection with the right side wall of the third cavity (3401);

the sliding plate (39) is connected with the left side and the right side of the third cavity (3401) in a sliding mode, the left side of the upper end of the sliding plate (39) is connected with the clamping block (37) in a sliding mode, and the right side of the sliding plate (39) is fixedly connected with the first supporting block (35);

the wheel mounting structure comprises a second supporting block (38), the second supporting block (38) is fixedly connected with the lower end of the sliding plate (39), the second supporting block (38) is fixedly connected with the connecting shaft (17), a first mounting plate (16) and a second mounting plate (20) are symmetrically arranged on the left side and the right side of the connecting shaft (17), the lower end of the first mounting plate (16) is rotatably connected with the first wheel (18), a fourth spring (19) is fixedly connected with the first mounting plate (16), the fourth spring (19) is fixedly connected with the second mounting plate (20), and the lower end of the second mounting plate (20) is rotatably connected with the second wheel (22).

2. The construction method of a pipe-free and protection-integrated type check dam as claimed in claim 1, wherein: the specific method of the step 1 comprises the following steps: the loess and the loess curing agent of the YREC are put into a loess curing agent mixer according to the weight ratio of 70-90: 10-30, and are mixed for 90-120 s, so that the loess and the loess curing agent are mixed uniformly.

3. The construction method of a pipe-free and protection-integrated type check dam as claimed in claim 1, wherein:

the step 3 specifically includes: after the anti-scouring protective layer (7) is extruded and waits for 2 to 4 hours, the anti-scouring protective layer (7) has certain strength, and filling construction of the dam body of the inner homogeneous earth dam is started; the dam filling is started from the upstream of the dam, and the position close to the scour prevention protective layer (7) is constructed by adopting small compaction equipment;

the step 4 specifically includes: and after filling two layers of the inner homogeneous earth dam body, leveling the dam body with the top elevation of the anti-scouring protection layer (7), and repeating the steps until the dam top elevation is reached.

4. The construction method of a pipe-free and protection-integrated type check dam as claimed in claim 3, wherein: small-size compaction equipment includes small-size ramming device, small-size ramming device includes:

the device comprises a first shell (43), wherein a first sliding groove (4301) is formed in the left side of the upper end of the first shell (43), a lifting groove (4302) is formed in the right side of the lower end of the first shell (43), four third wheels (47) are uniformly distributed in the left side of the lower end of the first shell (43), a hydraulic cylinder (49) is arranged at the upper end of the first shell (43), and a push handle (41) is arranged in the left side of the first shell (43);

the sliding block (57) is fixedly connected with an expansion rod of the hydraulic cylinder (49), the sliding block (57) penetrates through the sliding groove I (4301) to be in sliding connection in the horizontal direction, the right side of the lower end of the sliding block (57) is fixedly connected with a second connecting block (56), the upper end of the second connecting block (56) is in sliding connection with the inner wall of the first shell (43), the left side of the lower end of the sliding block (57) is fixedly connected with a fourth spring (42), and one side, away from the sliding block (57), of the fourth spring (42) is fixedly connected with the inner wall of the first shell (43);

a first V-shaped hinge rod (48), the right end of the first V-shaped hinge rod (48) is rotatably connected with the second connecting block (56), the left end of the V-shaped hinge rod I (48) is eccentrically and rotatably connected with the rotating wheel I (46), the first rotating wheel (46) is rotationally connected with a first supporting shaft (44), the first supporting shaft (44) is fixedly connected with the front end face and the rear end face on the left side of the first shell (43), a V-shaped hinge rod II (45) is rotatably arranged at the eccentric position of the rotating wheel I (46) far away from the V-shaped hinge rod I (48), the V-shaped hinge rod II (45) is eccentrically and rotatably connected with the rotating wheel II (55), the second rotating wheel (55) is rotationally connected with a second supporting shaft (54), the second supporting shaft (54) is fixedly connected with the front end face and the rear end face on the right side of the first shell (43), a second rotating wheel (55) is rotatably provided with a second hinge rod (53) at the eccentric position far away from the second V-shaped hinge rod (45);

the rammer head (50), rammer head (50) and third (51) of connecting block fixed connection, third (51) of connecting block and elevator block (52) fixed connection, elevator block (52) with lift groove (4302) vertical direction sliding connection, elevator block (52) with a hinge rod (53) rotate and are connected.

5. The construction method of a pipe-free and protection-integrated type check dam as claimed in claim 1, wherein: the loess extruder (4) further comprises:

a screw conveyor (58), the screw conveyor (58) being provided inside the loess extruder (4) for conveying a mixture to be extruded;

a discharge port (59), wherein the discharge port (59) is arranged in the loess extruder (4) corresponding to the spiral conveying device (58) and is used for discharging mixed materials;

the forming bin (60) is communicated with the discharge hole (59), the shape and width of the forming bin (60) are equal to those of the anti-scouring protective layer (7), and the forming bin (60) is used for extrusion forming of a mixture discharged from the discharge hole (59);

a force sensor: the spiral surface of the spiral conveying device (58) is provided with a measuring layer, and the force sensor is arranged inside the measuring layer and used for detecting the acting force applied to the spiral surface of the spiral conveying device (58);

a temperature sensor: the temperature sensor is arranged on the surface of the loess extruder (4) and is used for detecting the working environment temperature of the loess extruder (4);

a second motor (61), wherein the second motor (61) is connected with the loess extruder (4) and is used for driving the loess extruder (4) to advance along the axis direction of the dam;

the controller is electrically connected with the force sensor, the temperature sensor and the second motor (61);

the controller controls the second motor (61) to work based on the force sensor and the temperature sensor, and the method comprises the following steps;

step 1, calculating the density value of an anti-scouring protection layer (7) under a preset stable safety factor by a controller according to a formula (1):

wherein rho is the density value of scour prevention protective layer (7) under the preset stability safety factor, kappa is the internal friction angle of mixture, P is the cohesion of mixture, the area of the vertical section of each layer in S scour prevention protective layer (7), h is the height of each layer in scour prevention protective layer (7), L is the length of molding bin (60), alpha is the angle of inclination of scour prevention protective layer protective surface (5), the outer angle of inclination of scour prevention protective layer (7)The side surface is an extrusion anti-scouring protection layer facing (5), beta is an inclination angle of the anti-scouring protection layer (7) close to one side of the homogeneous earth dam (9) dam body, C is the bearing strength of a preset anti-scouring protection layer (7), E is the yield strength of a mixture, V is the volume of a forming bin (60), S₁The area of the protective surface (5) of the anti-scouring protective layer, g is the gravity acceleration, and the value is 9.8m/s²Tan is tangent, cos is cosine, and eta is a preset stability safety coefficient;

step 2, the controller calculates the density value of an anti-scouring protection layer (7) under a preset stable safety factor according to the acting force applied to the spiral surface of the spiral conveying device (58) detected by the force sensor, the working environment temperature of the loess extruder (4) detected by the temperature sensor, the formula (1) and the formula (2) to calculate the target advancing speed of the loess extruder (4) during working, and the actual advancing speed of the loess extruder (4) during working is in the preset range of the target advancing speed by controlling the motor II (61) to work;

wherein M is a target advancing speed of the loess extruder (4) during operation, W is a rated power of the screw conveyer (58), F is a detection value of the force sensor, d is a screw pitch of a screw rod in the screw conveyer (58), n is the number of the screw pitches, S₂Theta is a cross-sectional area of the discharge port (59), and theta is a lead angle of a screw rod in the screw conveyor (58), rho₁Is the density of the mixture when not extruded, X is the equivalent age of the mixture, K is the absolute temperature, K is the weight ratio₁Is the detection value of the temperature sensor.

6. The construction method of a pipe-free and protection-integrated type check dam as claimed in claim 1, wherein: rolling by a rolling device (80) in the step 3, wherein the rolling device (80) comprises:

the electric telescopic handle comprises a U-shaped frame (801), wherein a second electric telescopic rod (802) is installed at the axis of the lower end of the U-shaped frame (801), and the left side and the right side of the upper end of the U-shaped frame (801) are inclined outwards;

two adjusting assemblies (803) symmetrically arranged at the left and right sides of the U-shaped frame (801), wherein the adjusting assemblies (803) comprise: a hollow column (8031) connected to the left or right side of the U-shaped frame (801); a first V-shaped connecting rod (8032) having a first side rod portion (80321) slidably connected within the hollow column (8031); one end of the second connecting rod (8033) is connected in a sliding manner in the first side rod part (80321) of the first V-shaped connecting rod, and the other ends of the two adjusting assemblies (803) are rotatably connected with the telescopic end of the second electric telescopic rod (802); a connecting block (8037) fixedly connected to the second side rod part (80322) of the first V-shaped connecting rod, wherein the first side rod part (80321) of the first V-shaped connecting rod is rotatably connected with the second side rod part (80322) of the first V-shaped connecting rod; the second V-shaped connecting rod (8034) is connected with the connecting corner in a rotating way in the connecting block (8037); the fixing rods (8035) are fixedly connected to the sides, close to each other, of the two connecting blocks (8037), are positioned on the outer sides of the second side rod parts (80342) of the corresponding second V-shaped connecting rods, and the first side rod parts (80341) of the second V-shaped connecting rods are fixedly connected with the connecting blocks (8037) through first connecting springs (8036);

the board install bin rolls includes: the outer box body (8038) is fixedly connected with a second side rod part (80342) of the second V-shaped connecting rod on the left side; the inner box body (8039) is fixedly connected with a second side rod part (80342) of the second V-shaped connecting rod on the right side, and the inner box body (8039) is connected in the outer box body (8038) in a sliding mode;

the first rolling plate (80310) is fixedly connected to one side, away from the U-shaped frame (801), of the outer box body (8038);

the second rolling plate (80311) is detachably connected to one side, far away from the U-shaped frame (801), of the inner box body (8039), and the first rolling plate (80310) is flush with one side, far away from the U-shaped frame (801), of the second rolling plate (80311).