CN112525632A - Mud-ash stone California bearing ratio test manufacturing device - Google Patents
Mud-ash stone California bearing ratio test manufacturing device Download PDFInfo
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- CN112525632A CN112525632A CN202011197583.3A CN202011197583A CN112525632A CN 112525632 A CN112525632 A CN 112525632A CN 202011197583 A CN202011197583 A CN 202011197583A CN 112525632 A CN112525632 A CN 112525632A
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- 238000012360 testing method Methods 0.000 title claims abstract description 63
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 53
- 239000004575 stone Substances 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 142
- 238000007790 scraping Methods 0.000 claims abstract description 58
- 230000001681 protective effect Effects 0.000 claims description 38
- 239000006028 limestone Substances 0.000 claims description 15
- 235000019738 Limestone Nutrition 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000001514 detection method Methods 0.000 description 5
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 235000014364 Trapa natans Nutrition 0.000 description 3
- 240000001085 Trapa natans Species 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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Abstract
The invention relates to the technical field of geotechnical tests, in particular to a mud-ash-stone California bearing ratio test manufacturing device which comprises a strickling mechanism, a sample loading mechanism and a supporting mechanism, wherein the strickling mechanism is arranged on the sample loading mechanism; the sample loading mechanism is vertically arranged; the top of the sample loading mechanism is provided with an opening; the strickle mechanism is detachably arranged at the top of the sample loading mechanism; the supporting mechanism is detachably arranged on the outer side of the sample loading mechanism in a surrounding mode; the strickle mechanism and the sample loading mechanism are detachably connected through the supporting mechanism. On one hand, the scraping mechanism is arranged, so that the whole operation process is more accurate and efficient, the working strength of workers is reduced under the condition of ensuring the quality of sample scraping, and the scraping operation efficiency of the workers is further effectively improved; on the other hand, the arrangement of the supporting mechanism effectively ensures the positioning accuracy between the scraping mechanism and the sample loading mechanism, so that the integral structure of the invention is more stable, thereby laying a foundation for the subsequent scraping operation.
Description
Technical Field
The invention relates to the technical field of geotechnical tests, in particular to a mud-lime stone California bearing ratio test manufacturing device.
Background
With the rapid development of urban traffic, the demand of soil-rock mixtures is gradually increased. The research on the road performance of the earth-rock mixture becomes one of the important contents in the civil engineering discipline. The California load bearing ratio test is a common test method for determining the pavement performance of the earth-rock mixture, and a sample is in a cylindrical shape with the diameter of 152mm and the height of 120 mm. Three layers are needed during sample preparation, and compaction is carried out according to different compaction degrees. Because the sample size is great, and geotechnical test self error nature is great, therefore every group is experimental all need to make singular sample and test to reduce the error value. The laboratory usually scrapes the sample with bare hands, and because the sample size is big, the quantity is many, and it is inefficient to scrape the manual work to whether it is smooth to determine the sample surface when strickleing off.
Disclosure of Invention
In order to solve the technical problems that the manual scraping efficiency is low due to large size and large quantity of samples, and whether the surface of the sample is smooth or not is difficult to determine during scraping, the invention provides the following technical scheme:
the invention provides a mud-ash-stone California bearing ratio test manufacturing device, which comprises a strickling mechanism, a sample loading mechanism and a supporting mechanism, wherein the strickling mechanism is arranged on the sample loading mechanism; the sample loading mechanism is vertically arranged; the top of the sample loading mechanism is provided with an opening; the strickle mechanism is detachably arranged at the top of the sample loading mechanism; the supporting mechanism is detachably arranged on the outer side of the sample loading mechanism in a surrounding mode; the strickle mechanism and the sample loading mechanism are detachably connected through the supporting mechanism.
The invention provides a mud-ash stone California bearing ratio test manufacturing device, further comprising a scraping mechanism, a scraping mechanism and a control mechanism, wherein the scraping mechanism comprises a protective cover, a rotating assembly and a scraper assembly; the protective cover is detachably arranged at the top of the sample loading mechanism; a first hole is formed in the center of the top of the protective cover; a circular groove is formed in the inner wall of the protective cover; the rotating assembly is rotatably arranged in the first hole; the scraper component is detachably and horizontally arranged at the lower end of the rotating component; the scraper component is rotatably arranged in the circular groove.
The invention provides a mud lime stone California bearing ratio test manufacturing device, further, a plurality of second holes are formed in the edge of a protective cover; all the second holes are uniformly distributed; the edge of protective cover still is provided with a plurality of first connecting piece.
The invention provides a mud lime stone California bearing ratio test manufacturing device, further, a rotating assembly comprises a rotating part, a limiting ring and a rocking handle; the limiting ring is arranged at the top of the first hole; the rotating part is rotatably arranged in the limiting ring; the rocking handle detachably sets up perpendicularly in the top of rotation portion.
The invention provides a mud lime stone California bearing ratio test manufacturing device, further, a rotating part comprises a rotating shaft and a limiting rod; a third hole is formed in the side wall of the rotating shaft; an external thread is arranged at one end of the rotating shaft; the limiting rod can be inserted into the third hole; the rocking handle detachably set up in the one end of axis of rotation.
The invention provides a mud lime stone California bearing ratio test manufacturing device, further comprising a rocking handle main body and a handle; an internal thread is arranged at one end of the rocking handle main body; the internal thread of the rocking handle main body is matched with the external thread of the rotating shaft; the handle is arranged at the other end of the rocking handle main body.
The invention provides a mud-ash stone California bearing ratio test manufacturing device, further, a scraper component comprises a magnet chassis and a plurality of scraping blades; the magnet chassis is detachably and coaxially arranged at the bottom of the rotating shaft; all the scraping blades and the magnet chassis are detachably connected; all the scraping blades are centrosymmetric by taking the magnet chassis as a center.
The invention provides a mud lime stone California bearing ratio test manufacturing device, further, a sample loading mechanism comprises a CBR mould, a lantern ring and a cushion block; the lantern ring is arranged at the top of the CBR mould; the cushion block is arranged at the inner bottom of the CBR mould; the lantern ring, the CBR mould and the cushion block are coaxially and fixedly arranged.
The invention provides a mud lime stone California bearing ratio test manufacturing device, and further a plurality of second connecting pieces are arranged on the outer wall of a lantern ring.
The invention provides a mud-lime stone California bearing ratio test manufacturing device, further comprising a supporting mechanism, a plurality of connecting assemblies, a plurality of supporting rods and a ramming bottom plate, wherein the supporting mechanism comprises a plurality of connecting assemblies; the ramming bottom plate is annular; the tamping bottom plate is arranged at the bottom edge of the sample loading mechanism in a surrounding manner; all the support rods are detachably and vertically arranged at the top of the ramming bottom plate; a plurality of coupling assembling detachably connect the bracing piece with the bottom plate is tamped.
The invention provides a mud lime stone California bearing ratio test manufacturing device, further comprising a laser emitter, wherein the laser emitter is arranged in a second hole.
The invention has the advantages or beneficial effects that:
the invention provides a mud-ash stone California bearing ratio test manufacturing device which comprises a strickling mechanism, a sample loading mechanism and a supporting mechanism, wherein the strickling mechanism is arranged on the sample loading mechanism; the sample loading mechanism is vertically arranged; the top of the sample loading mechanism is provided with an opening; the strickle mechanism is detachably arranged at the top of the sample loading mechanism; the supporting mechanism is detachably arranged on the outer side of the sample loading mechanism in a surrounding mode; the strickle mechanism and the sample loading mechanism are detachably connected through the supporting mechanism. Because the size of the current sample is larger, the number of the samples is large, the working strength of manual scraping is high, the efficiency is low, the flatness of the surface of the sample is difficult to ensure, and errors can be generated on test data due to the fact that the surface of the sample is not flat, the whole operation process is more accurate and efficient by arranging the scraping mechanism compared with the conventional manual scraping sample, and the flatness of the surface of the sample can be ensured, so that a foundation is laid for subsequent scraping operation, on one hand, the scraping operation difficulty of workers can be reduced to a greater extent while the sample scraping quality is ensured through the scraping mechanism, and the scraping operation efficiency of the workers is effectively improved; on the other hand, the arrangement of the supporting mechanism effectively ensures the positioning accuracy between the scraping mechanism and the sample loading mechanism, so that the integral structure of the invention is more stable, thereby laying a foundation for the subsequent scraping operation.
Drawings
The invention and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention.
FIG. 1 is a schematic view of the overall structure of a California load-bearing ratio test manufacturing device for a marl stone provided in embodiment 1 of the present invention;
FIG. 2 is a schematic view of the overall structure of a strickling mechanism in a California load-bearing ratio test manufacturing apparatus for marl stones provided in embodiment 1 of the present invention;
FIG. 3 is a schematic structural diagram of a protective cover in a California bearing ratio test manufacturing apparatus for a marl stone according to embodiment 1 of the present invention;
FIG. 4 is a schematic structural diagram of a rotating assembly in a California load-bearing ratio test manufacturing apparatus for a marl stone, provided in example 1 of the present invention;
FIG. 5 is a schematic structural diagram of a rotating part in a California bearing ratio test manufacturing apparatus for marl stones provided in embodiment 1 of the present invention;
FIG. 6 is a schematic structural diagram of a scraper assembly in a California bearing ratio test manufacturing device for the lime stones provided in embodiment 1 of the present invention;
FIG. 7 is a schematic structural diagram of a laser emitter in a California load-bearing ratio test manufacturing apparatus for marl stones provided in embodiment 1 of the present invention;
FIG. 8 is a schematic structural diagram of a rocking handle in the device for testing California bearing ratio of marl stones provided in embodiment 1 of the present invention;
FIG. 9 is a schematic structural diagram of a supporting mechanism in a California bearing ratio test manufacturing apparatus for marl stones, provided in embodiment 1 of the present invention
Fig. 10 is a schematic structural diagram of a sample loading mechanism in a device for testing the california bearing ratio of the marl stone provided in embodiment 1 of the present invention.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application.
It will be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
As used herein, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used in the positional or orientational relationship illustrated in the figures to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention.
The appearances of the terms first, second, and third, if any, are used for descriptive purposes only and are not intended to be limiting or imply relative importance.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention are described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the invention without making creative efforts, belong to the protection scope of the invention.
Example 1
In the prior art, a laboratory usually scrapes a sample by hands, and because the sample is large in size and large in quantity, the manual scraping efficiency is low, and whether the surface of the sample is smooth or not is difficult to determine during scraping.
In order to solve the above technical problems, the mud lime stone california bearing ratio test manufacturing device 01 provided in this embodiment 1, as shown in fig. 1, includes a strickling mechanism 1, a sample loading mechanism 2 and a supporting mechanism 3; the sample loading mechanism 2 is vertically arranged; the top of the sample loading mechanism 2 is provided with an opening; the strickle mechanism 1 is detachably arranged at the top of the sample loading mechanism 2; the supporting mechanism 3 is detachably arranged on the outer side of the sample loading mechanism 2 in a surrounding way; the strickle mechanism 1 and the sample loading mechanism 2 are detachably connected through a supporting mechanism 3. When the device is used, a worker fixes the sample loading mechanism 2 and the strickle mechanism 1 through the supporting mechanism 3 by arranging the sample in the sample loading mechanism 2, and finally, strickles the sample through the strickle mechanism 1. Compared with the prior art of bare-handed scraping, the whole operation process is more accurate and efficient, and the flatness of the surface of the sample is further ensured; due to the fact that the size of the sample is large, the number of the samples is large, the working strength of manual scraping is high, the efficiency is low, the flatness of the surface of the sample is difficult to guarantee, and errors are generated in test data due to the fact that the surface of the sample is not flat, on one hand, due to the fact that the scraping mechanism 1 is arranged, the scraping operation difficulty of workers can be reduced to a large extent while the sample scraping quality is guaranteed, and the scraping operation efficiency of the workers is effectively improved; on the other hand, the arrangement of the supporting mechanism 3 effectively ensures the positioning accuracy between the sample loading mechanism 2 and the strickling mechanism 1, so that the mud-ash stone California bearing ratio test manufacturing device 01 has a stable structure, thereby laying a foundation for subsequent strickling operation.
In order to improve the flatness of the surface of the sample, the mud stone california bearing ratio test manufacturing device 01 provided in this embodiment 1, as shown in fig. 2 to 4, the strickling mechanism 1 includes a protective cover 11, a rotating assembly 12 and a scraper assembly 13; the protective cover 11 is detachably arranged at the top of the sample loading mechanism 2; a first hole 111 is formed in the center of the top of the protective cover 11; specifically, the first hole 111 in this embodiment is a cylindrical hole with a diameter of 30 mm; specifically, in the present embodiment, a circular groove 112 with a diameter of 152mm and a height of 10mm is formed on an inner wall of the protecting cover 11; the rotating assembly 12 is rotatably disposed in the first hole 111; the scraper component 13 is detachably and horizontally arranged at the lower end of the rotating component 12; the scraper assembly 13 is rotatably arranged in the circular groove 112; when the strickling mechanism 1 is used, only the protective cover 11 needs to be fixed at the top of the sample loading mechanism 2, the rotating assembly 12 passes through the first hole 111, and the rotating assembly 12 drives the scraper assembly 13 to rotate, so that a sample is strickled; the prior art is all strickleed off through artifical bare-handed to the sample, if the roughness on sample surface is hardly guaranteed to the unskilled skill of technique, therefore all have higher requirement in the aspect of operating personnel's operation level and the operation experience, strickle off efficiency lower moreover, influence the last testing result of sample very easily, consequently strickle off 1 on the one hand and can improve the surface smoothness that bare-handed strickleed off the sample effectively, on the other hand can also reduce staff's working strength, for strickleing off work provides the convenience, improve the efficiency of strickleing off of sample.
In order to avoid splashing the sample around due to the effect of the scraping blade 132 in the sample scraping process, polluting the working environment and damaging the health of the worker, the protective cover 11 is disposed in the device 01 for testing and manufacturing the california bearing ratio of marl stone provided in this embodiment, as shown in fig. 3, specifically, the protective cover 11 is a semi-ellipsoid with a diameter of 168mm and a height of 40mm, and a plurality of first connectors 113 are disposed at the edge of the protective cover 11; in this embodiment, the first connecting member 113 is a semicircular fastener. The protective cover 11 is buckled at the top of the sample loading mechanism 2, and semicircular fasteners (specifically 2 fasteners in this embodiment) at the edge of the protective cover 11 are symmetrically distributed at the edge of the protective cover 11; although the scraping mechanism 1 is arranged to facilitate the scraping work of the sample, the sample splashed in the scraping process can pollute the working environment, and the sample contains chemical substances, so that the splashed sample can easily enter the eyes of workers and can harm the body safety of the workers, and therefore the protective cover 11 is arranged at the top of the sample loading mechanism 2; the first aspect can make the splashed sample splash on the inner wall of the protective cover 11, so that a clean working environment can be maintained; the second aspect also protects the health and safety of workers and provides safety guarantee for the workers; third aspect, protective cover 11 can make protective cover 11 take place to slide if not fixing it at the in-process of strickleing off for sample surface unevenness, consequently at the semicircular fastener of protective cover 11's edge setting, can prevent protective cover 11 and supporting mechanism 3 fixed connection effectively that protective cover 11 from taking place to slide, not only can increase protective cover 11's safety in utilization performance, can also further guarantee the smooth level and smooth of sample surface.
In order to detect whether the surface of the sample is smooth and flat, in the mud lime bearing ratio test manufacturing apparatus 01 provided in this embodiment, as shown in fig. 3 and 7, a plurality of second holes 114 are further formed at the edge of the protective cover 11; the second holes 114 are transversely formed, in this embodiment, the number of the second holes 114 is specifically 2, and the second holes 114 are symmetrically distributed at the edge of the protective cover 11; a laser emitter 4 is arranged in one of the second holes 114, the laser emitter 4 can emit infrared rays and ultraviolet rays, and the switch button 41, the light source holder 42 and the light source 43 are arranged on the laser emitter 4; whether the prior art is level or not through the visual observation sample surface, the resolution ratio of naked eye is lower, can not guarantee the roughness on sample surface, consequently designed laser emitter 4 and be used for detecting the sample surface, when the roughness on sample surface needs to be detected, press shift knob 41, make light source 43 on the light source fixer 42 send laser, if laser can follow another second hole 114 and wear out smoothly, then mean that the sample surface is smooth and level, thereby through setting up laser emitter 4, can further ensure the smooth roughness on detection sample surface, establish the basis for subsequent experimental accuracy.
In order to facilitate the operation of the rotating assembly 12 by the worker, the mud stone california bearing ratio test manufacturing device 01 provided by the embodiment is that, as shown in fig. 4, the rotating assembly 12 includes a rotating part 121, a limiting ring 122 and a rocking handle 123; the limiting ring 122 is disposed on the top of the first hole 111; the rotating part 121 is rotatably disposed inside the limiting ring 122; the rocking handle 123 is detachably and vertically arranged at one end of the rotating part 121; the scraper component 13 is arranged at the bottom of the rotating part 121, the rotating part 121 penetrates through the first hole 111 and the limiting ring 122, and the rotating part 121 needs to rotate in the horizontal direction, so that the limiting ring 122 limits the rotating part, the rotating part 121 is prevented from deviating to other directions, and then a worker drives the scraper component 13 to rotate through the rocking handle 123 on the basis of ensuring horizontal rotation, so that a sample is scraped; this design mechanism connects conveniently, and simple structure does not need complicated drive mechanism, can reduction in production cost on the one hand, and on the other hand can make things convenient for the staff to operate rotating assembly 12, provides the convenience for the staff.
In order to prevent the laser emitted by the laser emitter 4 from being blocked by the scraper assembly 13 and affecting the detection result, in the mud stone california bearing ratio test manufacturing apparatus 01 provided by the embodiment, as shown in fig. 4 and 5, the rotating portion 121 includes a rotating shaft 1211 and a limiting rod 1212; a third hole 1213 is formed in a side wall of the rotation shaft 1211, and specifically, the third hole 1213 is located at a position 30mm higher than the rotation shaft 1211 in this embodiment; a third hole 1213 is formed in the side wall of the rotation shaft 1211; the gag lever post 1212 can insert and locate in third hole 1213, after strickle the process, because strickle the surface that blade 132 still stayed the sample, it wears out to have blockked the laser, upwards mention rocking handle 123, it makes strickle blade 132 and the top of the circular recess 112 in protective cover 11 bottom to drive scraper module 13 to move up, make third hole 1213 expose the top of spacing ring 122, penetrate third hole 1213 with gag lever post 1212, in order to restrict rotation axis 1211 and descend, thereby make the laser that laser emitter 4 sent wear out from another second hole 114 smoothly, and then guarantee that detection work can go on smoothly.
In order to prevent the scraper assembly 13 from affecting the smooth surface of the sample, the present embodiment provides a load bearing test manufacturing apparatus 01 for the marl stone, as shown in fig. 4 and 6, wherein the scraper assembly 13 includes a magnet chassis 131 and a plurality of scraping blades 132; in this embodiment, the magnet chassis 131 is specifically a cylinder with a diameter of 30mm and a height of 2 mm; the scraping blade 132 is specifically an isosceles triangle with a lower bottom of 20mm, a waist of 76mm and a thickness of 2mm, the magnet chassis 131 is horizontally and coaxially arranged at the bottom of the rotating shaft 1211, and all the scraping blades 132 are detachably connected with the magnet chassis 131; all the scraping blades 132 are centrosymmetric around the magnet chassis 131, and the magnet chassis 131 and the scraping blades 132 are driven to horizontally rotate by the rotation of the rotating shaft 1211; the length of the scraping blade 132 is consistent with the inner radius of the sample loading mechanism 2, so that the scraping blade 132 can completely cover the surface of the sample when rotating; due to the fact that the thickness of the scraping blade 132 and the thickness of the magnet base plate 131 are consistent, unevenness of the surface of the sample at the joint of the scraping blade 132 and the magnet base plate 131 is avoided.
In order to facilitate daily cleaning and maintenance of the scraper assembly 13, in the mud-lime stone california bearing ratio test manufacturing device 01 provided by the embodiment, as shown in fig. 6, a groove capable of enabling the scraping blade 132 to be embedded is formed in the edge of the magnet chassis 131, the scraping blade 132 is made of a metal material with a smooth surface, the magnet chassis 131 is connected with the scraping blade 132 through magnetic force, and in addition, the magnet chassis 131 can be adsorbed to the bottom of the rotating shaft 1211 through magnetism, so that convenience is provided for workers to install the scraper assembly 13 on one hand; on the other hand, the working personnel can easily disassemble the scraper component 13 for cleaning, maintenance and other work, and further, the maintenance difficulty of the working personnel for the whole device is reduced.
In order to further ensure that the surface of the sample is smooth and flat, in the mud-ash stone california bearing ratio test manufacturing device 01 provided by the embodiment, as shown in fig. 2 and 4, a limiting ring 122 is arranged on the outer wall of the rotating shaft 1211, and the bottom of the limiting ring 122 is coaxially fixed with the top of the first hole 111; since the rotating shaft 1211 only passes through the first hole 111 and is not fixed correspondingly, the rotating shaft 1211 cannot be guaranteed to rotate in the horizontal direction during the scraping process, so that the surface of the sample is uneven, and the tamping detection result is affected; therefore, the inner diameter of the limiting ring 122 is consistent with the outer diameter of the rotating shaft 1211, so that the rotating shaft 1211 is kept in a vertical state, the rotating shaft 1211 is fixed, the working stability of the scraping mechanism 1 is improved, and the phenomenon that the surface of the sample is uneven due to the instability of the rotating shaft 1211 of the scraping blade 132 is effectively avoided.
In order to further facilitate the operation of the rotating assembly 12 by the operator and improve the sample preparation efficiency, in the mud lime bearing ratio test manufacturing device 01 provided in this embodiment, as shown in fig. 8, an external thread is provided at one end of the rotating shaft 1211, and the rocking handle 123 includes a rocking handle main body 1231 and a handle 1232; one end of the rocking handle main body 1231 is provided with an internal thread; the internal thread of the rocking handle main body 1231 is matched with the external thread of the rotating shaft 1211; the handle 1232 is provided at the other end of the rocker main body 1231. The rocking handle 123 is vertically arranged at one end of the rotating shaft 1211, the rocking handle 123 is detachably connected through the external thread at one end of the rotating shaft 1211 and the internal thread at one end of the rocking handle 123 body, the handle 1232 is arranged at the other end of the rocking handle main body 1231, the handle 1232 is perpendicular to the rocking handle main body 1231, the rotating assembly 12 is convenient for workers to operate, convenience is provided for scraping work on the one hand, and the sample preparation efficiency can be further improved on the other hand.
After the strickling process is finished, in order to prevent the third hole 1213 from being blocked by the limit ring 122 and being unable to fix the rotating shaft 1211 when the rocking handle 123 is lifted, as shown in fig. 4 and 5, in the marl stone california bearing test manufacturing device 01 provided in this embodiment, when the rocking handle 123 is lifted, because the limit ring 122 is too low, the part of the third hole 1213 higher than the limit ring 122 is more, the limit rod 1212 is inserted, the limit rod 1212 is lowered by a certain distance and is blocked by the limit ring 122, so that the strickling blade 132 is still left on the surface of the sample to block the laser emitter 4; when the limit ring 122 is too high, the third hole 1213 is not exposed when the rocking handle 123 is lifted, and the rotating shaft 1211 cannot be fixed; therefore, the rocking handle 123 is lifted upwards, and when the scraping blade 132 is tightly attached to the top of the groove, the distance from the third hole 1213 to the top of the first hole 111 is the height of the position-limiting ring 122, which can effectively prevent the detection result from being influenced by too high or too low height of the position-limiting ring 122.
In order to improve the stability of the sample loading mechanism 2 and prolong the service life of the mud lime bearing ratio test manufacturing device 01 provided by the embodiment, as shown in fig. 10, the sample loading mechanism 2 comprises a CBR mold 21, a collar 22 and a cushion block 23; a collar 22 is disposed on top of the CBR mold 21; the cushion block 23 is arranged at the inner bottom of the CBR mould 21; the lantern ring 22, the CBR mould 21 and the cushion block 23 are coaxially and fixedly arranged and connected into a whole; a plurality of second connecting pieces 221 are arranged on the outer wall of the lantern ring 22, and the second connecting pieces 221 are semicircular fasteners with the same size as the first connecting piece 113 in the embodiment, and the number of the second connecting pieces is 2; the semicircular fasteners are symmetrically distributed on the outer wall of the lantern ring 22, so that on one hand, the sample loading mechanism 2 can be fixed on the supporting mechanism 3 through the semicircular fasteners, the connection between the sample loading mechanism 2 and the supporting mechanism 3 is enhanced, and the stability is provided for the strickling work; on the other hand, need tamp after the sample is strickleed off, can produce certain damage to CBR mould 21 at the tamping in-process, so set up cushion 23 at CBR mould 21's interior bottom, can play the cushioning effect to CBR mould 21, avoid CBR mould 21 to receive the damage at the tamping in-process, and then prolong the life of this device.
In order to further improve the safety performance of the mud lime stone california bearing ratio test manufacturing device 01 provided by the invention, as shown in fig. 9, the supporting mechanism 3 comprises a plurality of connecting assemblies 31, a plurality of supporting rods 32 and a tamping bottom plate 33; the tamping bottom plate 33 is annular; the tamping bottom plate 33 is arranged around the bottom edge of the sample loading mechanism 2; all support rods 32 are detachably and vertically arranged on the top of the tamping bottom plate 33; a plurality of connecting assemblies 31 removably connect the support rods 32 and the ramming baseplate 33. In this embodiment, the number of the support rods 32 is specifically 2, the support rods 32 are symmetrically distributed on the top of the tamping bottom plate 33, in this embodiment, the connecting assembly 31 is specifically a oxhorn-shaped nut, a common nut and a circular gasket, and the support rods 32 can be detachably connected with the tamping bottom plate 33 through the common nut and the circular gasket; the first connecting piece 113 and the second connecting piece 221 can be buckled at the upper end of the supporting rod 32 and fixed by a horn-shaped nut and a circular gasket, so that the leveling mechanism 1 and the sample loading mechanism 2 can be fixed by the supporting mechanism 3, the sample damage caused by the sliding of one mechanism in the leveling process is avoided, the test resources are wasted, even workers are injured in serious conditions, and the safety guarantee is provided for the workers through the arrangement; in addition, the tamping bottom plate 33 can be used for fixing the bottom of the sample loading mechanism 2, so that the sample loading mechanism 2 is prevented from moving laterally in the tamping process, the sample loading mechanism 2 is prevented from being damaged, and the safety performance of the device is further improved.
In order to improve the overall stability of the experimental manufacturing device 01 for the california bearing ratio of the marl stone provided by the embodiment, as shown in fig. 1, 3, 9 and 10, both the first connecting piece 113 and the second connecting piece 221 can be fastened on the external thread at the upper end of the supporting rod 32, then a circular gasket is placed, and finally the first connecting piece 113 and the second connecting piece 221 are fixed through a ox horn nut, so that the fixing among the strickling mechanism 1, the sample loading mechanism 2 and the supporting mechanism 3 is realized; on one hand, the three are connected and fixed, so that the stability of the device can be improved, and the unevenness of the surface of a sample caused by the looseness and the smoothness of one mechanism can be prevented; on the other hand, the efficiency of the entire strickling work can be further improved.
The invention provides a specific use method of a strickling mechanism 1 in a mud-lime-stone California bearing ratio test manufacturing device 01, which comprises the following steps:
s1: mounting the rotating assembly 12;
s1-1: after the sample loading is finished, connecting the magnet chassis 131 with the scraping blade 132;
s1-2: the magnet chassis 131 is fixed to the bottom of the rotation shaft 1211;
s1-3: the fixed magnet chassis 131 and the rotating shaft 1211 are penetrated through the bottom of the first hole 111 in the middle of the protective cover 11;
s1-4: screwing the internal thread of the handle body 1231 on the external thread of the top of the rotation shaft 1211;
s2: a fixed protective cover 11;
s2-1: the rotating assembly 12 is lifted upwards, so that the strickle blade 132 is tightly attached to the top of the circular groove 112 at the bottom of the protecting cover 11, and the third hole 1213 is exposed out of the top of the limiting ring 122 and fixed by the limiting rod 1212;
s2-2: the protective cover 11 is placed above the sample loading mechanism 2;
s2-3: the semicircular fasteners at the two ends of the protective cover 11 are fastened with the support rod 32 in the support mechanism 3;
s2-4: the circular gasket is threaded from the upper part of the support rod 32 and placed on the semicircular fastener:
s2-5: screwing the ox horn nut onto the support rod 32 via the upper bolt and tightly fitting the circular gasket, and clamping the circular gasket between the semicircular fastener and the ox horn nut;
s3: scraping the sample;
s3-1: the horizontal limiting rod 1212 is pulled out;
s3-2: aligning the bottom of the retainer ring 122 in the rotating assembly 12 with the top of the first hole 111;
s3-3: rotating the handle 1232 to scrape the sample;
s3-4: pulling the rotating assembly 12 upward, and inserting the limiting rod 1212 into the third hole 1213 to limit the rotation shaft 1211 from descending;
s4: detecting whether the surface of the sample is flat or not;
s4-1: the switch button 41 of the laser emitter 4 in the second hole 114 is pressed to see whether the laser passes through the other second hole 114, so as to check whether the surface of the sample is smooth and flat.
In summary, the mud-ash stone california bearing ratio test manufacturing device 01 provided by the invention is provided with the strickling mechanism 1, the sample loading mechanism 2 and the supporting mechanism 3, which are connected into a whole through the first connecting piece 113, the second connecting piece 221 and the connecting component 31, so that the whole device has good stability; the arrangement of the strickling mechanism 1 changes the original mode of strickling the sample by hands, so that the quality of the sample is ensured, the working strength and the operation difficulty of workers can be reduced, and the working reliability of strickling operation can be improved; the mud-ash stone California bearing ratio test manufacturing device 01 provided by the invention also has good safety performance, and the connecting pieces among the strickling mechanism 1, the sample loading mechanism 2 and the supporting mechanism 3 also provide safety guarantee for the device, wherein the design of the protective cover 11 can effectively prevent a sample from splashing to pollute the environment and harm the health of workers, so that the use safety performance of the device is further improved; in addition, in order to further ensure the smooth flatness of the surface of the sample, the laser emitter 4 is further arranged, and if the laser emitted by the laser emitter 4 can smoothly penetrate out of the other second hole 114, the surface of the sample is smooth, so that the smooth flatness of the surface of the sample can be further ensured to be detected, and a foundation is laid for the accuracy of a subsequent test.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A mud-lime stone California bearing ratio test manufacturing device is characterized by comprising a strickling mechanism, a sample loading mechanism and a supporting mechanism;
the sample loading mechanism is vertically arranged; the top of the sample loading mechanism is provided with an opening; the strickle mechanism is detachably arranged at the top of the sample loading mechanism; the supporting mechanism is detachably arranged on the outer side of the sample loading mechanism in a surrounding mode; the strickle mechanism and the sample loading mechanism are detachably connected through the supporting mechanism.
2. The mud stone California bearing ratio test manufacturing device according to claim 1, wherein the strickling mechanism comprises a protective cover, a rotating assembly and a scraper assembly;
the protective cover is detachably arranged at the top of the sample loading mechanism; a first hole is formed in the center of the top of the protective cover; a circular groove is formed in the inner wall of the protective cover; the rotating assembly is rotatably arranged in the first hole; the scraper component is detachably and horizontally arranged at the lower end of the rotating component; the scraper component is rotatably arranged in the circular groove.
3. The mud stone California bearing ratio test manufacturing device as claimed in claim 2, wherein a plurality of second holes are further formed at the edge of the protecting cover; all the second holes are uniformly distributed;
the edge of protective cover still is provided with a plurality of first connecting piece.
4. The marl stone California bearing ratio test manufacturing device according to claim 2, wherein the rotating assembly comprises a rotating part, a limiting ring and a rocking handle;
the limiting ring is arranged at the top of the first hole; the rotating part is rotatably arranged in the limiting ring; the rocking handle detachably sets up perpendicularly in the top of rotation portion.
5. The marl stone California bearing ratio test manufacturing device according to claim 4, wherein the rotating portion includes a rotating shaft and a limiting rod;
a third hole is formed in the side wall of the rotating shaft; an external thread is arranged at one end of the rotating shaft; the limiting rod can be inserted into the third hole; the rocking handle detachably set up in the one end of axis of rotation.
6. The marl stone California bearing ratio test manufacturing device according to claim 5, wherein the rocking handle comprises a rocking handle body and a handle;
an internal thread is arranged at one end of the rocking handle main body; the internal thread of the rocking handle main body is matched with the external thread of the rotating shaft; the handle is arranged at the other end of the rocking handle main body.
7. The mud stone California bearing ratio test manufacturing device of claim 4, wherein said scraper assembly comprises a magnet chassis and a plurality of scraping blades;
the magnet chassis is coaxially and detachably arranged at the bottom of the rotating shaft; all the scraping blades and the magnet chassis are detachably connected; all the scraping blades are centrosymmetric by taking the magnet chassis as a center.
8. The mud lime stone California bearing ratio test manufacturing device of claim 1, wherein the sample loading mechanism comprises a CBR mold, a collar and a cushion block;
the lantern ring is arranged at the top of the CBR mould; the cushion block is arranged at the inner bottom of the CBR mould; the lantern ring, the CBR mould and the cushion block are coaxially and fixedly arranged;
and the outer wall of the lantern ring is provided with a plurality of second connecting pieces.
9. The marl stone california bearing ratio test manufacturing device according to claim 1, wherein the supporting mechanism comprises a plurality of connecting assemblies, a plurality of supporting rods and a ramming bottom plate;
the ramming bottom plate is annular; the tamping bottom plate is arranged at the bottom edge of the sample loading mechanism in a surrounding manner; all the support rods are detachably and vertically arranged at the top of the ramming bottom plate; a plurality of coupling assembling detachably connect the bracing piece with the bottom plate is tamped.
10. The mud stone California bearing ratio test manufacturing device as claimed in claim 3, further comprising a laser emitter disposed within the second hole.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011197583.3A CN112525632A (en) | 2020-10-30 | 2020-10-30 | Mud-ash stone California bearing ratio test manufacturing device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011197583.3A CN112525632A (en) | 2020-10-30 | 2020-10-30 | Mud-ash stone California bearing ratio test manufacturing device |
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| CN112525632A true CN112525632A (en) | 2021-03-19 |
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| CN214408282U (en) * | 2020-10-30 | 2021-10-15 | 同创工程设计有限公司 | Mud-ash stone California bearing ratio test manufacturing device |
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- 2020-10-30 CN CN202011197583.3A patent/CN112525632A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564829A (en) * | 2012-03-30 | 2012-07-11 | 山东大学 | Device and method for slicking surface of soil body for geogrid drawing test |
| CN105865875A (en) * | 2016-05-18 | 2016-08-17 | 北京安赛博技术有限公司 | Experimental device for keeping consistency of soil physical properties |
| CN206300824U (en) * | 2016-12-30 | 2017-07-04 | 郑州大学 | A kind of Cutter suite for asphalt performance test experiments |
| CN111474028A (en) * | 2020-05-07 | 2020-07-31 | 石家庄铁道大学 | Coarse-grained soil sample dry density control test device and scraping and compacting method |
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