CN111906928B - Continuous stirring machine for gelled sand gravel dam - Google Patents
Continuous stirring machine for gelled sand gravel dam Download PDFInfo
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- CN111906928B CN111906928B CN202010724430.3A CN202010724430A CN111906928B CN 111906928 B CN111906928 B CN 111906928B CN 202010724430 A CN202010724430 A CN 202010724430A CN 111906928 B CN111906928 B CN 111906928B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0893—Mobile mixing devices, e.g. hanging
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
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- Mining & Mineral Resources (AREA)
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- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention relates to the technical field of dam body construction, in particular to a continuous stirring machine for a cemented sand gravel dam, which comprises a driving mechanism, a horizontal frame is arranged behind the driving mechanism, a left-turning plowshare group and a right-turning plowshare are arranged at the bottom of the horizontal frame in a staggered manner, the horizontal frame is connected with the driving mechanism through a traction mechanism, the invention has unique structure, simple and convenient operation and control and high repeated utilization rate, does not need to stir and mix the aggregate and the cementing material by the stirrer in advance, avoids the conditions that the blades of the stirrer are blocked and the wall of the stirrer is damaged due to the relaxation of the limit of the maximum particle size of the aggregate, after the aggregate is paved and the cementing material is sprayed, the aggregate and the cementing material can be continuously stirred in situ, so that the uniformity of the aggregate and the cementing material, the uniformity of the aggregate stirring and the overall uniformity of the cemented sand gravel material are improved.
Description
The technical field is as follows:
the invention relates to the technical field of dam body building construction, in particular to a continuous stirring machine for a cemented sand gravel dam.
Background art:
the cemented sand gravel dam is a new dam type generated according to local conditions on the basis of the theory of rockfill dam and roller compacted concrete dam construction and construction method, the dam type is deeply favored by construction units based on the superior performance of the cemented sand gravel dam, the required space is huge, but because the cemented sand gravel dam is developed for a short time, particularly the new process and the new equipment of the new dam are lacked, the dam type is mostly limited to temporary engineering or auxiliary engineering in domestic application, at present, two mixing modes, namely a cemented sand gravel mixer mixing method and a material pit stirring method, are mainly adopted in the mixing link of the cemented sand gravel dam construction, the cemented sand gravel mixer mixing method has higher controllability in controlling the uniformity of the mixture, and special mixing equipment with the maximum particle size not more than 150mm is developed at present, but the cemented sand gravel dam is characterized in that aggregates are not screened, along with the further widening of the maximum particle size, the number of stones with the particle size larger than 80mm of the excavation material is large, even if natural sand and fine aggregates are mixed before mixing, the problem of uneven coarse and fine aggregates in the mixing process can still be caused, the blades of the mixer can be clamped due to the stones with large particle size, the wall of the mixer is damaged, the actual mixing strength and efficiency can be greatly reduced, and the construction cost is increased; the method comprises the steps of excavating a mixing pit near a dam, unloading gravel materials into the pit twice, manually and uniformly scattering cement, fly ash and additives on the gravel materials according to a designed mixing ratio, manually removing oversized aggregate, after an excavator is subjected to dry mixing twice, uniformly adding water according to a designed ratio and carrying out wet mixing, after the mixing is finished and the acceptance is qualified, loading and transporting to a construction cabin surface, mixing mainly by adopting a backhoe during the mixing process, and matching by using a loader, wherein the method is simple, the manufacturing cost is low, the mixing capability of the pit is not limited by the maximum particle size of the aggregate, but the uniformity of the mixed inner aggregate and the gelled material, the uniformity of the mixed aggregate and the overall uniformity of the gelled gravel material cannot meet the design requirements easily; and when the two modes are adopted to mix the whole gelled sand gravel material, the whole gelled sand gravel material is mixed in advance, and then the loading vehicle conveys the whole gelled sand gravel material to a construction site, so that the problem that the aggregate and the gelled material are separated to different degrees can be caused in the processes of loading, unloading, transporting, warehousing and the like of the whole gelled sand gravel material after the mixing is finished.
The invention content is as follows:
the invention provides a continuous agitator for cemented sand gravel dams, which aims to solve the problems that coarse aggregate and fine aggregate are not uniform in the mixing process due to the fact that the particle size of aggregate is widened when a cemented sand gravel mixer is adopted for mixing, blades of the mixer can be clamped due to the fact that the aggregate with large particle size is damaged, the uniformity of the aggregate and a cementing material is caused when a material pit stirring method is adopted, the uniformity of the mixing of the aggregate and the overall uniformity of a cemented sand gravel material are difficult to meet construction requirements, and the problem that the cementing material and the aggregate are dispersed and separated in the processes of loading, unloading, transporting, warehousing and the like of the overall cemented sand gravel material after mixing is solved, and the continuous agitator is applied to dam construction, has great differences in material composition, mixing ratio, compaction performance requirements, later-stage reinforcement and maintenance and the like in dam construction and road construction, and is an intermediate construction link of grouting and rolling of the cementing material, after the start, the integral structure design of the stirring and turning machine is greatly different from that of the stirring and turning machine applied to road construction, and the stirring and turning capability of the stirring and turning machine is mutually coordinated with the penetration depth of slurry sprayed by a slurry spraying machine and the compaction strength of a vibration rolling machine; under the stirring action of the stirring machine, the aggregates can be directly fed to a dam without screening and spread, after the cement material is sprayed on the spread aggregate layer by the spraying machine, the aggregates and the cement material can be stirred continuously and in situ, so that the stirring uniformity of the aggregates and the cement material meets the construction requirements, and through on-site stirring, the conditions of dispersion and separation between the cement material and the aggregates in the processes of loading, unloading, transportation, warehousing and the like of the overall gelled gravel material after the stirring can be avoided, the construction cost is reduced, and the construction speed is increased.
The technical scheme adopted by the invention for solving the technical problems is as follows: the continuous stirring machine for the cemented sand gravel dam comprises a driving mechanism, and further comprises a traction mechanism, a stirring mechanism, a lifting mechanism and a leveling mechanism, wherein the traction mechanism comprises an upper transverse rod, a lower transverse rod, a left vertical rod and a right vertical rod, the left vertical rod is fixed at the tail end of the driving mechanism, the left ends of the upper transverse rod and the lower transverse rod are respectively hinged and fixed with the top end and the bottom end of the left vertical rod, the stirring mechanism comprises a horizontal frame, a left stirring plough head group and a right stirring plough head group, the horizontal frame is horizontally arranged behind the driving mechanism, a hinge base is fixed at the head end of the horizontal frame, the right end of the lower transverse rod is hinged and fixed with the horizontal frame through the hinge base, the right vertical rod is fixed above the head end of the horizontal frame, the right end of the upper transverse rod is hinged and fixed with the top end of the right vertical rod, and the upper transverse rod, the lower transverse rod, the left vertical rod and the right vertical rod are combined to form a parallel four-bar; the left turning plough head group and the right turning plough head group are fixed at the bottom of the horizontal frame, the left turning plough head group and the right turning plough head group are sequentially and alternately arranged from left to right, and the adjacent left turning plough head group and the right turning plough head group are staggered back and forth; one end of the lifting mechanism is hinged to the horizontal frame, the other end of the lifting mechanism is hinged and fixed to the tail end of the driving mechanism, and the leveling mechanism is fixed to the tail end of the horizontal frame.
Further, the driving mechanism is a high-horsepower tractor.
Furthermore, the leveling mechanism is a vertical plate or an arc-shaped scraper, and the bottom edge of the leveling mechanism is horizontally parallel.
Further, the lifting mechanism is a hydraulic lifter.
The auxiliary hydraulic elevators are symmetrically arranged at the tail ends of the driving mechanisms, the output ends of the auxiliary hydraulic elevators are hinged with the lower cross rod, the top ends of the auxiliary hydraulic elevators are hinged and fixed with the driving mechanisms, and the auxiliary hydraulic elevators and the hydraulic elevators move synchronously.
Furthermore, the lifting mechanism further comprises a fixed seat, wherein the fixed seat is fixed in the center of the upper end face of the horizontal frame, one end of the lifting mechanism is hinged and fixed at the tail end of the driving mechanism, and the other end of the lifting mechanism is hinged with the fixed seat.
Further, the width of the leveling mechanism is consistent with that of the horizontal frame.
Furthermore, the arrangement number of the plowshares in the left-turning plowshare group and the right-turning plowshare group is even.
Furthermore, the distance between each plowshare in the left-turning plowshare group and the right-turning plowshare group is more than or equal to 30 cm.
The invention has the beneficial effects that: the invention has five beneficial effects.
Firstly, the structure is unique, the operation and the control are simple and convenient, the repeated utilization rate is high, aggregate and gelled materials do not need to be stirred and mixed by a stirrer in advance, the conditions that blades of the stirrer are clamped and the wall of the stirrer cylinder is damaged due to the fact that the limitation of the maximum particle size of the aggregate is widened are avoided, the aggregate can be continuously stirred and stirred in situ after being paved and sprayed with the gelled materials, and the uniformity of the aggregate and the gelled materials, the uniformity of the aggregate mixing and the overall uniformity of the gelled sand gravel materials are improved.
Secondly, under the action of the stirring machine, the aggregates can be directly laid on a dam without being screened, and the stirring is carried out on site through the stirring machine, so that the condition that the gelled gravel materials are dispersed and separated from the aggregates in the processes of loading, unloading, transporting, warehousing and the like of the gelled gravel materials which are stirred by adopting a stirrer stirring method and a material pit stirring method is avoided, and the construction cost is reduced.
Thirdly, under the action of the turner, the limitation of the maximum particle size of the aggregate is further relaxed, the waste of the aggregate is reduced, the construction cost is reduced, the construction speed is improved, the construction period is shortened, and the construction efficiency of constructors is improved.
Fourthly, the leveling height of the leveling mechanism can be automatically adjusted, after the height to be leveled is calculated, the height detector detects the height through the elevation ruler, when the height detector detects that the leveling mechanism is not at the height to be leveled, a signal is sent to the PLC processor to start the motor, the motor is started to enable the lifting nut to move on the screw rod, so as to drive the lifting rod to lift in the fixed sleeve, the lifting rod lifts to drive the height detector to lift, in the lifting process of the lifting rod, when the height detector detects the calculated leveling height through the elevation ruler, a signal is sent to the PLC processor, the PLC processor receives the signal and sends an instruction to close the motor, so that the leveling mechanism is located at the calculated leveling height, and the condition that the leveling effect of the stirred gelled gravel material is influenced due to the overhigh height of the leveling mechanism or the scraping effect of the stirred gelled gravel material is avoided, thereby also realizing the automatic adjustment of the leveling height of the leveling mechanism.
Fifthly, the auxiliary hydraulic elevator and the hydraulic elevator are lifted or lowered synchronously, and under the mutual cooperation of the auxiliary hydraulic elevator and the hydraulic elevator, the horizontal frame can be better guaranteed to be stable when lifted or lowered.
Description of the drawings:
FIG. 1 is a schematic view of the present invention.
FIG. 2 is a second schematic view of the present invention.
FIG. 3 is a schematic view of another embodiment of the present invention.
FIG. 4 is a second schematic view of another structure of the present invention.
Fig. 5 is an enlarged schematic view of the lifting mechanism of the present invention.
Fig. 6 is an enlarged view of a portion a of fig. 4.
Fig. 7 is a schematic view of a fixing plate.
In the figure: 1-tractor, 2-left vertical rod, 3-upper cross rod, 4-lower cross rod, 5-right vertical rod, 6-hinged seat, 7-hydraulic lifter, 8-fixed seat, 9-horizontal frame, 10-right turning plowshare group, 11-left turning plowshare group, 12-leveling scraper, 13-connecting rod, 14-back beam, 15-lifting nut, 16-screw rod, 17-auxiliary frame, 18-motor, 19-fixed plate, 20-clamping plate, 21-U-shaped clamping sleeve, 22-connecting column, 23-height detector, 24-lifting rod, 25-fixed sleeve, 26-supporting rod and 27-PLC processor.
The specific implementation mode is as follows:
the invention is further illustrated with reference to the following figures and examples.
In view of the above problems, the present embodiment provides a continuous mixer for cemented sand gravel dam, as shown in fig. 1-2, comprising a tractor 1, the tractor 1 is of a high horsepower type, a left vertical rod 2 is fixedly mounted at the tail end of the tractor 1, an upper cross rod 3 is hinged at the top end of the left vertical rod 2, a lower cross rod 4 is hinged at the bottom end of the left vertical rod 2, a horizontal frame 9 is horizontally arranged at the rear of the tractor 1, a hinged seat 6 is fixed at the head end of the horizontal frame 9, a right vertical rod 5 is vertically arranged above the head end of the horizontal frame 9, the bottom end of the right vertical rod 5 is welded with the horizontal frame, the other end of the upper cross rod 3 is hinged with the top end of the right vertical rod 5, the other end of the lower cross rod 4 is hinged with the hinged seat 6, the left vertical rod 3, the right vertical rod 5, the upper cross rod 3 and the lower cross rod 4 are combined to form a parallel four-bar structure, a fixed seat 8 is fixedly mounted at the center position of the upper end face of the horizontal frame 9, a hydraulic lifter 7 is arranged above the horizontal frame 9, the left end of the hydraulic lifter 7 is hinged to the tail end of the tractor 1, the right end of the hydraulic lifter 7 is hinged to the fixed seat 8, the left end of the hydraulic lifter 7 is higher than the left vertical rod 2, the lifting of the horizontal frame 9 can be controlled through the hydraulic lifter 7, and the horizontal frame 9 can be kept in a horizontal state all the time when lifted under the action of the parallel four-bar linkage; left turning plowshare groups 11 and right turning plowshare groups 10 are sequentially and alternately arranged and fixed at the bottom of the horizontal frame 9 from left to right, the adjacent left turning plowshare groups 11 and right turning plowshare groups 10 are staggered front and back, plowshares in the left turning plowshare groups 11 and the right turning plowshare groups 10 are ploughshares, the distance between each plowshare in the left turning plowshare groups 11 and the right turning plowshare groups 10 is not less than 30cm, the left turning plowshare groups 11 and the right turning plowshare groups 10 are arranged in 6 rows and 8 columns, the arrangement number of the left turning plowshare groups 11 and the right turning plowshare groups 10 can be determined according to the field stirring effect, so that the uniform stirring requirement can be met, and the overall continuous in-situ stirring of the gelled gravel material can be realized under the mutual stirring matching of the left turning plowshare groups 11 and the right turning plowshare groups 10; the tail end of the horizontal frame 9 is welded with a leveling scraper 12, the leveling scraper 12 is an arc-shaped scraper, the bottom edge of the leveling scraper 12 is horizontally parallel, the width of the leveling scraper 12 is consistent with that of the horizontal frame 9, and the leveling scraper 12 can scrape the overall surface of the stirred gelled gravel material.
When a cemented sand gravel dam is constructed, aggregates can be directly laid on the dam without being screened under the action of the agitator, after a cementing material is uniformly sprayed on the upper part of an aggregate layer by a shotcrete machine, an operator operates a tractor 1 to move to the paved aggregate layer, a horizontal frame 9 is lifted by a hydraulic lifter 7, the horizontal frame 9 can be kept in a horizontal state all the time when lifted under the action of parallel four connecting rods, after the horizontal frame 9 is adjusted by the hydraulic lifter 7, the tractor 1 moves forwards, a left turning plough head group 11 and a right turning plough head group 10 at the bottom of the horizontal frame 9 are enabled to turn and mix the cemented sand gravel material overall, under the action of the designed arrangement number, the spacing and the direction of the plough heads in the left turning plough head group 11 and the right turning plough head group 10, the cemented sand gravel material can be turned and mixed in situ in an overall continuous mode, and the cemented sand gravel material is uniformly mixed overall, the proportion of the leveling scraper can meet the design requirement, the construction quality is ensured, and the leveling scraper 12 at the tail end of the horizontal frame 9 can scrape the overall surface of the turned and stirred cemented sand and gravel material, so that the subsequent rolling construction is facilitated.
Example 2 a continuous mixer for cemented gravel dams according to the present invention will be described focusing on the differences from example 1.
In this embodiment, tail end symmetry at tractor 1 is equipped with assists hydraulic lift, and the top of assisting hydraulic lift is articulated with tractor 1, and the bottom of assisting hydraulic lift is together articulated with bottom end rail 4, assists hydraulic lift and hydraulic lift 7 for synchronous operation, and hydraulic lift 7 is when taking off and land to horizontal bracket 9, assists hydraulic lift and hydraulic lift 7 to take off and land to horizontal bracket 9 in step, the stability of assurance horizontal bracket 9 that can be better.
Example 3 a continuous mixer for cemented gravel dams according to the present invention will be described focusing on the differences from example 1.
In the embodiment, as shown in fig. 3-4, a connecting rod 13 is welded at the tail end of a horizontal frame 9, a back beam 14 is welded at the outer end of the connecting rod 13, the width of the back beam 14 is consistent with that of the horizontal frame 9, a fixing sleeve 25 is arranged on the outer side surface of the back beam 14, a lifting rod 24 is sleeved in the fixing sleeve 25 in a matching manner, and a height detector 23 is installed at the top end of the lifting rod 24; a U-shaped cutting sleeve 21 is sleeved on the outer peripheral side of the fixed sleeve 25, the U-shaped cutting sleeve 21 is arranged above and below the back beam 14, the tail end of the U-shaped cutting sleeve 21 is limited by the clamping plate 20 and the back beam 14, the tail end of the U-shaped cutting sleeve 21 extends out of the clamping plate 20, a fixing plate 19 is arranged on the inner side of the clamping plate 20, as shown in fig. 7, a through hole corresponding to the U-shaped cutting sleeve 21 is formed in the fixing plate 19, the fixing plate 19 penetrates through the tail end of the U-shaped cutting sleeve 21 and is fixedly propped against the inner side of the clamping plate 20, and the fixed sleeve 25 is fixed and stabilized under the action of the fixing plate 19; a motor 18 is mounted on a rear beam 14 on the left side of a fixed sleeve 25, the output end of the motor 18 faces upwards, an auxiliary frame 17 is fixedly welded on the left side of the motor 18, a PLC 27 is mounted above the top end of the auxiliary frame 17, the PLC 27 is electrically connected with the motor 18, a screw 16 is vertically mounted on the output shaft of the motor 18, the top end of the screw 16 is rotatably sleeved in the top end of the auxiliary frame 17, a lifting nut 15 is sleeved on the screw 16, the lifting nut 15 can lift up and down on the screw 16 when the screw 16 is driven by the motor 18 to rotate, a connecting column 22 is welded on the side face of the screw 16, and the other end of the connecting column 22 is welded with a lifting rod 24; a support rod 26 is transversely welded at the bottom end of the lifting rod 24, and the inner side of the leveling scraper 12 is welded on the support rod 26.
When the gelled gravel and sand material is turned over, an elevation ruler is arranged behind a horizontal frame 9, after the height to be leveled is calculated through the discharged aggregate amount and the construction area, the calculated leveling height is marked on the elevation ruler, a height detector 23 is started, when the height detector 23 detects that a leveling scraper 12 is not at the height to be leveled, the height detector 23 sends a signal to a motor 18 through a PLC (programmable logic controller) processor 27, the PLC processor 27 starts the motor 18 after receiving the signal, a lifting nut 15 moves on a screw 16, so that a lifting rod 24 is driven to move, the lifting rod 24 lifts in a fixed sleeve 25, a lifting cylinder 24 lifts and drives the height detector 23 to lift, when the height detector 23 detects the leveling height marked on the elevation ruler in the lifting process of the lifting rod 24, a signal is sent to the PLC processor 27, and the PLC processor 27 sends a command to close the motor 18 after receiving the signal, thereby make the scraper blade 12 of making level be located the height of making level of calculating, avoid because of the high too high or the condition that crosses low scraping effect to the gelatinization gravel material after stirring of scraper blade 12 of making level causes the influence, can realize the automatic adjustment of the scraper blade 12 height of making level.
Example 4 a continuous mixer for cemented gravel dams according to the present invention will be described focusing on the differences from example 3.
In this embodiment, height detection appearance 23 is code reader, is equipped with the bar code that represents different heights on the elevation chi, and code reader can more accurate definite height of making level when surveying the bar code of setting for on the elevation chi, has avoided only the deviation that probably appears through the detection of height.
Example 5 a continuous mixer for cemented gravel dams according to the present invention will be described focusing on the differences from example 1.
In the embodiment, a height detector is arranged on a horizontal frame 9, a PLC processor is arranged on a hydraulic lifter 7, an elevation ruler is arranged behind the horizontal frame 9, the stirring heights of a left-turning plough head group 11 and a right-turning plough head group 10 are calculated according to the discharging amount and the paving area of aggregate, the elevation ruler is marked, the hydraulic lifter 7 lifts the horizontal frame 9 to adjust the height of the horizontal frame 9, when the hydraulic lifter 7 lifts the horizontal frame 9, and the height detector detects the marked stirring height, a signal is sent to the PLC processor 27 to close the hydraulic lifter 7, so that the left-turning plough head group 11 and the right-turning plough head group 10 are positioned at the calculated stirring height, the situation that gelled gravel materials are not completely stirred due to the overhigh positions of the left-turning plough head group 11 and the right-turning plough head group 10 and the uniform stirring effect of the gelled gravel materials is influenced is avoided, the situation that plowshares of the left-turning plowshare group 11 and the right-turning plowshare group 10 are possibly damaged due to too low positions of the left-turning plowshare group 11 and the right-turning plowshare group 10 is avoided; the mixing uniformity of the gelled gravel material is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and scope of the present invention are intended to be covered thereby.
Claims (7)
1. A continuous stirring machine for cemented gravel dam comprises a driving mechanism, and is characterized by also comprising a traction mechanism, a stirring mechanism, a lifting mechanism, an auxiliary hydraulic lifter and a leveling mechanism, the traction mechanism comprises an upper cross rod, a lower cross rod, a left vertical rod and a right vertical rod, the left vertical rod is fixed at the tail end of the driving mechanism, the left ends of the upper cross rod and the lower cross rod are respectively hinged with the top end and the bottom end of the left vertical rod, the stirring mechanism comprises a horizontal frame, a left-turning plough head group and a right-turning plough head group, the horizontal frame is horizontally arranged behind the driving mechanism, the head end of the horizontal frame is fixed with a hinged seat, the right end of the lower cross bar is hinged with the horizontal frame through the hinged seat, the right vertical rod is fixed above the head end of the horizontal frame, the right end of the upper cross rod is hinged with the top end of the right vertical rod, and the upper cross rod, the lower cross rod, the left vertical rod and the right vertical rod are combined to form a parallel four-bar linkage; the left turning plough head group and the right turning plough head group are fixed at the bottom of the horizontal frame, the left turning plough head group and the right turning plough head group are sequentially and alternately arranged from left to right, and the adjacent left turning plough head group and the right turning plough head group are staggered back and forth; one end of the lifting mechanism is hinged to the horizontal frame, the other end of the lifting mechanism is hinged and fixed to the tail end of the driving mechanism, the auxiliary hydraulic lifters are symmetrically arranged at the tail end of the driving mechanism, the output end of the auxiliary hydraulic lifter is hinged to the lower cross rod, the top end of the auxiliary hydraulic lifter is hinged and fixed to the driving mechanism, the auxiliary hydraulic lifter and the lifting mechanism move synchronously, the leveling mechanism is fixed to the tail end of the horizontal frame and comprises a connecting rod arranged at the tail end of the horizontal frame, the outer end of the connecting rod is connected with a rear beam, the width of the rear beam is consistent with that of the horizontal frame, a fixing sleeve is arranged on the outer side face of the rear beam, a lifting rod is sleeved in the fixing sleeve in a matched mode, and a height detector is installed at the top end of the lifting rod; the fixing sleeve is sleeved at the outer peripheral side of the fixing sleeve, the U-shaped clamping sleeves are arranged above and below the back beam, the tail end of each U-shaped clamping sleeve passes through the clamping plate and the back beam limiting clamping sleeve, the clamping plate extends out of the tail end of each U-shaped clamping sleeve, a fixing plate is arranged on the inner side of each clamping plate, a through hole corresponding to each U-shaped clamping sleeve is formed in each fixing plate, each fixing plate penetrates through the tail end of each U-shaped clamping sleeve and is fixedly and tightly propped against the inner side of each clamping plate, and the fixing sleeve is fixed and stable under the action of each fixing plate; a motor is installed on a rear beam on the left side of the fixed sleeve, the output end of the motor faces upwards, an auxiliary frame is fixedly welded on the left side of the motor, a PLC (programmable logic controller) processor is installed above the top end of the auxiliary frame and electrically connected with the motor, a screw rod is vertically installed on the output shaft of the motor, the top end of the screw rod is rotatably sleeved in the top end of the auxiliary frame, a lifting nut is sleeved on the screw rod, the lifting nut can lift up and down on the screw rod when the screw rod is driven by the motor in a rotating mode, a connecting column is welded on the side face of the screw rod, and the other end of the connecting column is welded with the lifting rod; the bottom of the lifting rod is transversely welded with a supporting rod, and the inner side of the leveling scraper is welded on the supporting rod.
2. A continuous mixer for cemented gravel dams as claimed in claim 1 wherein said drive mechanism is a tractor.
3. The continuous mixer of claim 1, wherein the leveling mechanism is a riser or an arc-shaped scraper, and the bottom of the leveling mechanism is horizontally parallel.
4. A continuous upender for cemented gravel dams of claim 1 wherein the lifting mechanism is a hydraulic elevator.
5. The continuous turning and mixing machine for cemented gravel dams of claim 1, further comprising a fixing seat fixed at the center of the upper end surface of the horizontal frame, wherein one end of the lifting mechanism is hinged to the tail end of the driving mechanism, and the other end of the lifting mechanism is hinged to the fixing seat.
6. The continuous turning machine for cemented gravel dams of claim 1, wherein the number of rows of plows in the left and right plows is even.
7. The continuous turning machine for cemented gravel dams of claim 1, wherein the distance between the plows in the left and right plows sets is greater than or equal to 30 cm.
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| CN202010724430.3A CN111906928B (en) | 2020-07-24 | 2020-07-24 | Continuous stirring machine for gelled sand gravel dam |
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| CN202010724430.3A CN111906928B (en) | 2020-07-24 | 2020-07-24 | Continuous stirring machine for gelled sand gravel dam |
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| CN111906928B true CN111906928B (en) | 2022-05-06 |
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| DE202004009107U1 (en) * | 2004-06-02 | 2004-10-21 | Rampelmann & Spliethoff Ohg | Tractor-drawn surface treatment tool for indoor or outdoor horse riding arena has lift/lower and side-displacement controls |
| CN102011362B (en) * | 2010-08-03 | 2012-01-04 | 鞍山森远路桥股份有限公司 | Hot in-place recycling ultrathin overlaying machine of bituminous pavement and construction method thereof |
| CN105960862B (en) * | 2016-05-11 | 2017-11-03 | 沈阳农业大学 | A kind of corn large-ridge double-row deep ploughing layer-stepping combined seed and fertilizer drill |
| CN110792023A (en) * | 2019-10-21 | 2020-02-14 | 江苏奥新科技有限公司 | Bituminous pavement in-situ heat regeneration scarification plough-shaped rake tooth device and application thereof on scarification paving vehicle |
| CN110983877A (en) * | 2019-11-25 | 2020-04-10 | 班戈设备系统（苏州）有限公司 | Rail stone construction equipment |
| CN111149447A (en) * | 2020-01-16 | 2020-05-15 | 西藏农牧学院 | Stone sorting device and agricultural equipment |
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