CN103076233A - Triaxial rheological tester - Google Patents
Triaxial rheological tester Download PDFInfo
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- CN103076233A CN103076233A CN2012105908682A CN201210590868A CN103076233A CN 103076233 A CN103076233 A CN 103076233A CN 2012105908682 A CN2012105908682 A CN 2012105908682A CN 201210590868 A CN201210590868 A CN 201210590868A CN 103076233 A CN103076233 A CN 103076233A
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Abstract
A triaxial rheological tester belongs to the technical field of geological testing instruments and comprises a machine frame, wherein a main hydraulic cylinder system, a first branch hydraulic cylinder system, a second branch hydraulic cylinder system and a third branch hydraulic cylinder system are placed on the machine frame; one end of the main hydraulic cylinder system is communicated with a first oil guide pipe; a first piston is mounted on the first oil guide pipe; a tube cap is mounted outside the first oil guide pipe; the lower end of the outer surface of the tube cap is connected with a loading plate; three oil circuits of the main hydraulic cylinder system are respectively in movable connection with the front parts of one sides of a first lever, a second lever and a third lever; the three branch hydraulic cylinder systems are respectively in movable connection with the rear parts of one sides of the first, second and third levers; movable pivot structures are mounted on the other sides of the first, the second and the third levers; and the three branch hydraulic cylinders are respectively connected with a first fixed block, a second fixed block and a third fixed block and respectively communicated with an oil pump. The triaxial rheological tester can be used for continuous mechanical testing of various different rocks for hundreds of hours, can obtain accurate measurement testing data and is low in cost.
Description
Technical field
The present invention relates to a kind of geological test instrument, relate to specifically a kind of three-axis rheological testing machine of measuring the rock rheology.
Background technology
Rock rheological property can be the creep, stress relaxation of rock, the dilatation relevant with the time, and the characteristics such as time effect of intensity.By the study of rocks rheological property, can analyze the long-time stability of rock engineering and the many major issues in ground.
The shop experiment rock rheological property can play a very important role the development of rock mechanical.In recent years, increasing scholar begins one's study, has also in succession developed some Rock And Soil rheological test machines both at home and abroad.At present, measure rock rheological property can surveying instrument only have the uniaxial rheology testing machine, it mainly is by the servomotor acting rock to be carried out the constant voltage application of force, measures the stress, strain of rock over time.But there is following shortcoming in this uniaxial rheology testing machine: can only carry out single shaft to pressure measurement, the rock field of load of measurement is narrow, and the measurement result accuracy rate is low; Do power with servomotor, easily cut off because power failure causes test; Do power to the pressure existence fluctuation of rock with servomotor, can not keep constant always, the test figure of measuring like this is inaccurate; Do power with servomotor, cost is high.
Summary of the invention
The purpose of this invention is to provide a kind of three-axis rheological testing machine, it can carry out mechanical test to multiple different rocks, can reach a hundreds of hour long run test, and the test figure of measuring is accurate, and cost is low.
In order to realize such scheme, technical solution of the present invention is: a kind of three-axis rheological testing machine, comprising frame, be placed with on the described frame main hydraulic cylinder be connected with oil pump first, two, three hydraulic cylinders, described main hydraulic cylinder comprises Master cylinder body and is installed on a Master cylinder body left side, two master cylinder pistons of right two sides, one end vertical connection of one of them master cylinder piston and L shaped the first oil guide pipe, on described the first oil guide pipe the first controllable valve is installed, be fixed in the upper end of the first bracing frame below described the first oil guide pipe, first piston is installed in the inner chamber upper end of described the first oil guide pipe, the outside surface upper end mounting cylinder cap of described the first oil guide pipe, described cylinder cap and first piston are fixed together, the outside surface lower end of described cylinder cap vertically is connected with load plate, one end vertical connection of another master cylinder piston and the second oil guide pipe is fixed, described the second oil guide pipe is respectively with the 3rd, one end of four oil guide pipes is communicated with, described second, three, four oil guide pipes are parallel to each other, described second, three, be separately installed with second on four oil guide pipes, three, four controllable valves, described second, three, the other end of four oil guide pipes respectively air-tight movable connects first, two, three piston rods, described first, two, the other end of three piston rods is respectively with first, two, three Connection Blocks connect, described first, two, one side of three Connection Blocks be respectively equipped be parallel to each other first, two, three levers, before described the first lever one side, the rear portion is separately installed with can be along first of activity before and after its side, four contiguous blocks, the opposite side of described the first lever is movably installed with can be along the first movable fulcrum Connection Block before and after its side, before described the second lever one side, the rear portion is separately installed with can be along second of activity before and after its side, five contiguous blocks, the opposite side of described the second lever is movably installed with can be along the second movable fulcrum Connection Block before and after its side, before described the 3rd lever one side, the rear portion is separately installed with can be along the 3rd of activity before and after its side, six contiguous blocks, the opposite side of described the 3rd lever is movably installed with can be along the 3rd movable fulcrum Connection Block before and after its side, described first, two, three Connection Blocks are respectively with first, two, three contiguous blocks are articulated and connected, described first hydraulic cylinder comprises the first cylinder body and is installed on the first cylinder body left, two first cylinder pistons of right flank, connect the first fixed block on one of them first cylinder piston, fix with an end vertical connection of the 5th oil guide pipe on another first cylinder piston, described the first cylinder body is communicated with main oil pipe on the described oil pump by first minute branch oil pipe, the 5th controllable valve is installed on the described main oil pipe, on the described first minute branch oil pipe the 6th controllable valve is installed, the other end air-tight movable of described the 5th oil guide pipe connects the 4th piston rod, the other end of described the 4th piston rod is connected with the 4th Connection Block, described the 4th Connection Block and the 4th contiguous block are articulated and connected, before described second hydraulic cylinder comprises the second cylinder body and is installed on the second cylinder body, two second cylinder pistons of back, connect the second fixed block on one of them second cylinder piston, fix with an end vertical connection of the 6th oil guide pipe on another second cylinder piston, described the second cylinder body is communicated with main oil pipe on the oil pump by second minute branch oil pipe, on the described second minute branch oil pipe the 7th controllable valve is installed, the other end air-tight movable of described the 6th oil guide pipe connects the 5th piston rod, the other end of described the 5th piston rod is connected with the 5th Connection Block, described the 5th Connection Block and the 5th contiguous block are articulated and connected, described the 3rd hydraulic cylinder comprises the 3rd cylinder body and is installed on the 3rd cylinder body, two following the 3rd cylinder pistons, connect the 3rd fixed block on one of them the 3rd cylinder piston, described first, two, mutually vertical and adjacent spaces setting between three fixed blocks, described first, two, three fixed blocks all are positioned at the top of the sample platform on the frame, one end vertical connection of another the 3rd cylinder piston and the 7th oil guide pipe is fixed, described the 3rd cylinder body is communicated with main oil pipe on the oil pump by the 3rd minute branch oil pipe, on described the 3rd minute branch oil pipe the 8th controllable valve is installed, the other end air-tight movable of described the 7th oil guide pipe connects the 6th piston rod, the other end of described the 6th piston rod is connected with the 6th Connection Block, described the 6th Connection Block and the 6th contiguous block are articulated and connected, described first, two, the other end of three fulcrum Connection Blocks is respectively with the 4th, five, six fulcrum Connection Blocks are articulated and connected, the described the 4th, five, six fulcrum Connection Blocks can before and after movable be installed on first, two, on three fixed racks, described first, two, three fixed racks are positioned on the frame.
Three-axis rheological testing machine of the present invention is equipped with the first tensimeter on the wherein said first minute branch oil pipe, on the described second minute branch oil pipe the second tensimeter is installed, and on described the 3rd minute branch oil pipe the 3rd tensimeter is installed.
Three-axis rheological testing machine of the present invention, the left side of wherein said the first lever, the right side is respectively equipped with the first open slot that connects its front-back, described first, four contiguous blocks slide a side located therein the first open slot before, the rear portion, slide in described the first open slot of opposite side and be provided with described the first fulcrum Connection Block, the left side of described the second lever, the right side is respectively equipped with the second open slot that connects its front-back, described second, five contiguous blocks slide a side located therein the first open slot before, the rear portion, slide in described the second open slot of opposite side and be provided with described the second fulcrum Connection Block, the left side of described the 3rd lever, right flank is respectively equipped with the 3rd open slot that connects its front-back, the described the 3rd, six contiguous blocks slide a side located therein the 3rd open slot before, the rear portion, slide in described the 3rd open slot of opposite side and be provided with described the 3rd fulcrum Connection Block, described first, two, one side of three fixed racks is respectively equipped with and connects the 4th of its front-back, five, six open slots, the described the 4th, five, six fulcrum Connection Blocks slide respectively and are located at the 4th, five, in six open slots.
Three-axis rheological testing machine of the present invention, wherein said first, two, the xsect of three open slots is T-shaped, described first, two, three, four, five, six contiguous blocks are inserted in corresponding first, two, the xsect and first of three open slots part, two, the shape of cross section of three open slots is corresponding, be provided with the first insertion slot with the first contiguous block opposite face on described the first Connection Block, one end of described the first contiguous block is inserted in the first insertion slot, described the first contiguous block and the first Connection Block are hinged by bearing pin, be provided with the second insertion slot with the second contiguous block opposite face on described the second Connection Block, one end of described the second contiguous block is inserted in the second insertion slot, described the second contiguous block and the second Connection Block are hinged by bearing pin, be provided with the 3rd insertion slot with the 3rd contiguous block opposite face on described the 3rd Connection Block, one end of described the 3rd contiguous block is inserted in the 3rd insertion slot, described the 3rd contiguous block and the 3rd Connection Block are hinged by bearing pin, be provided with the 4th insertion slot with the 4th contiguous block opposite face on described the 4th Connection Block, one end of described the 4th contiguous block is inserted in the 4th insertion slot, described the 4th contiguous block and the 4th Connection Block are hinged by bearing pin, be provided with the 5th insertion slot with the 5th contiguous block opposite face on described the 5th Connection Block, one end of described the 5th contiguous block is inserted in the 5th insertion slot, described the 5th contiguous block and the 5th Connection Block are hinged by bearing pin, be provided with the 6th insertion slot with the 6th contiguous block opposite face on described the 6th Connection Block, one end of described the 6th contiguous block is inserted in the 6th insertion slot, and described the 6th contiguous block and the 6th Connection Block are hinged by bearing pin.
Three-axis rheological testing machine of the present invention, be provided with the 7th insertion slot with the 4th fulcrum Connection Block opposite face on wherein said the first fulcrum Connection Block, one end of described the 4th fulcrum Connection Block is inserted in the 7th insertion slot, described first, link together by bearing pin between the four fulcrum Connection Blocks, be provided with the 8th insertion slot with the 5th fulcrum Connection Block opposite face on described the second fulcrum Connection Block, one end of described the 5th fulcrum Connection Block is inserted in the 8th insertion slot, described second, link together by bearing pin between the five fulcrum Connection Blocks, be provided with the 9th insertion slot with the 6th fulcrum Connection Block opposite face on described the 3rd fulcrum Connection Block, one end of described the 6th fulcrum Connection Block is inserted in the 9th insertion slot, and the described the 3rd, link together by bearing pin between the six fulcrum Connection Blocks.
Three-axis rheological testing machine of the present invention, wherein said first, two, be equipped with respectively first on three fixed racks, two, three sliding seats, described first, two, three sliding seats are respectively with the 4th, five, six fulcrum Connection Blocks are fixed together, described first, two, the upper surface of three sliding seats is fixed with respectively first, two, three pointers, described first, two, three pointers are respectively perpendicular to first, two, three fixed racks, described first, two, one side of three sliding seats vertically is connected with first respectively, two, three set bolts, described first, two, the upper surface of three set bolts is connected with respectively first, two, three scales, described first, two, three scales and first, two, three fixed racks are parallel.
Three-axis rheological testing machine of the present invention, wherein said first, second and third fixed rack is welded by the C shaped steel of inverted joist steel and joist steel side.
After adopting such scheme, three-axis rheological testing machine of the present invention is by being communicated with main hydraulic cylinder with the first oil guide pipe, the first piston that the first oil guide pipe other end plays plugging action is connected with the cylinder cap, connect load plate at cylinder cap outboard end, during use, determine first rock sample is done uniaxial test or twin shaft test or the experiment of three axles, after determining, with the corresponding controllable valve on the main hydraulic cylinder oil circuit of using, the corresponding controllable valve that props up on the hydraulic cylinder oil circuit is all opened, other controllable valve is closed, rock sample is placed on the sample platform of frame, open oil pump, the fixed block that props up on the hydraulic cylinder that rock sample is used to compresses, close afterwards oil pump, then regulate the oil circuit that is communicated with used main hydraulic cylinder, the position of the fulcrum Connection Block on the lever that the oil circuit that hydraulic cylinder is communicated with connects, make the power that is applied on the lever arrive the distance of fulcrum Connection Block greater than the power of lever output to the distance of fulcrum Connection Block, after adjusting, place the counterweight of required weight in load plate, the gravity of counterweight makes first piston be subject to downward pressure, thereby make the hydraulic oil in the first oil guide pipe be subject to downward pressure, because everywhere hydraulic oil pressure is identical in the main hydraulic cylinder, the cross-sectional area at main hydraulic cylinder feed liquor force feed place is the cross-sectional area of the first oil guide pipe, the cross-sectional area at main hydraulic cylinder output hydraulic pressure oil place is the master cylinder piston cross-sectional area, therefore the pressure at output hydraulic pressure oil place becomes large, and this pressure is the weight that master cylinder piston cross-sectional area and the ratio of the first oil guide pipe cross-sectional area multiply by counterweight, the Weight gravity that so just will be placed on the load plate has carried out once amplifying, power after this amplification is applied to used main hydraulic cylinder and is communicated with on the piston rod on the oil circuit, it is positioned at the front portion of place lever, according to principle of moment balance, the suffered power of the back-connected piston rod of corresponding lever is exaggerated, its enlargement factor is: fulcrum Connection Block distance and the ratio of the back-connected Connection Block of this lever to fulcrum Connection Block distance that the Connection Block that corresponding lever upper forepart connects connects to this lever, the back-connected piston rod of corresponding lever is connected with the oil circuit that corresponding hydraulic cylinder is communicated with, its Force principle with main hydraulic cylinder is identical, everywhere hydraulic oil pressure is identical in each hydraulic cylinder that uses, because the hydraulic oil cross-sectional area when input advances to prop up hydraulic cylinder is less than the hydraulic oil cross-sectional area in the hydraulic cylinder, pressure when therefore corresponding hydraulic cylinder output hydraulic pressure is oily is amplified again, enlargement factor is the ratio of the oil guide pipe cross-sectional area that is communicated with this hydraulic cylinder of the cylinder piston cross-sectional area of corresponding hydraulic cylinder, amplify Weight gravity through three times like this, meet the power that is applied on the rock sample, the present invention can carry out mechanical test to multiple different rocks by the counterweight with little weight, since its can be respectively to rock carry out X-direction or Y-direction or Z-direction or XY to XZ to or YZ to or XYZ to experiment, so that measure more near the suffered power of rock in the actual conditions, it is more accurate that its result detects than existing single shaft, and it passes through hydraulic work system, electricity consumption the time marquis seldom, it can reach a hundreds of hour long run test, and its cost is low.
Further beneficial effect of the present invention is: by at first minute branch oil pipe the first tensimeter being installed, the second tensimeter is installed on second minute branch oil pipe, the 3rd tensimeter is installed on the 3rd minute branch oil pipe, more accurate in order to guarantee test result, there is error in the value of measuring when the envision size that is applied to the power on the rock sample and actual pressure table, can the force value of actual measurement be conformed to the anticipation value by adjusting the position of the fulcrum Connection Block on the corresponding lever, make detection more accurate.
Further beneficial effect of the present invention is: by the first open slot that connects its front-back is set at the first lever left and right side, make slide the first open slot front and rear portions of a side located therein of first, fourth contiguous block, slide in opposite side the first open slot and establish the first fulcrum Connection Block, convenient first, fourth contiguous block and the first position of fulcrum Connection Block on the first lever adjusted of design makes things convenient for processing in addition like this; Establish the second open slot that connects its front-back at the second lever left and right side, make slide the first open slot front and rear portions of a side located therein of second, five contiguous blocks, slide in opposite side the second open slot the second fulcrum Connection Block is set, convenient second, five contiguous blocks and the second position of fulcrum Connection Block on the second lever adjusted of design makes things convenient for processing in addition like this; Left and right side at the 3rd lever arranges the 3rd open slot that connects its front-back, make slide the 3rd open slot front and rear portions of a side located therein of the 3rd, six contiguous blocks, slide in opposite side the 3rd open slot the 3rd fulcrum Connection Block is set, convenient the 3rd, six contiguous blocks and the 3rd position of fulcrum Connection Block on the 3rd lever adjusted of design makes things convenient for processing in addition like this; Fourth, fifth, six open slots that connect its front-back are set in first, second and third fixed rack one side, and fourth, fifth, six fulcrum Connection Blocks slide respectively and are located in fourth, fifth, six open slots, the convenient respectively position on first, second and third fixed rack of fourth, fifth, six fulcrum Connection Blocks of adjusting of design makes things convenient for processing in addition like this.
Further beneficial effect of the present invention is: by with first, two, the xsect of three open slots and first, two, three, four, five, six contiguous blocks are inserted in corresponding first, two, the xsect of three open slots part all is set to T-shaped, its objective is and make first, four contiguous blocks can move forward and backward in the first open slot, and can not deviate from from the side of the first open slot, second, five contiguous blocks can move forward and backward in the second open slot, and can not deviate from from the side of the second open slot, the 3rd, six contiguous blocks can move forward and backward in the 3rd open slot, and can not deviate from from the side of the 3rd open slot; The first insertion slot will be established on the first Connection Block, convenient the first Connection Block is connected with the first contiguous block, establish the second insertion slot at the second Connection Block, being convenient to work the second Connection Block is connected with the second contiguous block, establish the 3rd insertion slot at the 3rd Connection Block, convenient the 3rd Connection Block is connected with the 3rd contiguous block, establish the 4th insertion slot at the 4th Connection Block, convenient the 4th Connection Block is connected with the 4th contiguous block, establish the 5th insertion slot at the 5th Connection Block, convenient the 5th Connection Block is connected with the 5th contiguous block, establishes the 6th insertion slot at the 6th Connection Block, and convenient the 6th Connection Block is connected with the 6th contiguous block.
Further beneficial effect of the present invention is: establish the 7th insertion slot at the first fulcrum Connection Block, the connection of convenient first, fourth fulcrum Connection Block, establish the 8th insertion slot at the second fulcrum Connection Block, the connection of convenient second, five fulcrum Connection Blocks, establish the 9th insertion slot at the 3rd fulcrum Connection Block, the connection of convenient the 3rd, six fulcrum Connection Blocks.
Further beneficial effect of the present invention is: first, two, be nested with respectively first on three fixed racks, two, three sliding seats, make first, two, three sliding seats are respectively with the 4th, five, six fulcrum Connection Blocks are fixed, and first, two, the upper surface of three sliding seats fixes respectively first, two, three pointers, first, two, one side of three sliding seats is vertical respectively to connect first, two, three set bolts, first, two, three set bolt upper surfaces connect respectively first, two, three scales, make first, two, three scales and first, two, three fixed racks are parallel, design is for conveniently regulating and controlling first like this, two, the position of three fulcrum Connection Blocks, make it adjust the position more accurate, and easily read.
Further beneficial effect of the present invention is: first, second and third fixed rack all is designed to be welded by the C shaped steel of being inverted joist steel and joist steel side, and it is easy to processing and manufacturing.
Description of drawings
Fig. 1 is three-axis rheological testing machine perspective view of the present invention;
Fig. 2 is the three-dimensional exploded view that three-axis rheological testing machine of the present invention removes frame;
Fig. 3 is the stereographic map that three-axis rheological testing machine of the present invention removes frame.
Embodiment
As shown in Figure 1 to Figure 3, three-axis rheological testing machine of the present invention comprises frame 1.Be used for being placed with main hydraulic cylinder 2 and first hydraulic cylinder 4 that is connected with oil pump 3 respectively, second hydraulic cylinder 5 and the 3rd hydraulic cylinder 6 on the frame 1 and interconnective pipe oil guide pipe between them.Main hydraulic cylinder 2 comprises Master cylinder body 7 and is installed on two master cylinder pistons 8 of Master cylinder body 7 arranged on left and right sides faces.The left end vertical connection of right hand master cylinder piston 8 and L shaped the first oil guide pipe 9 is equipped with the first controllable valve 10 on the first oil guide pipe 9.Be fixed in the upper end of the first bracing frame 11 below the first oil guide pipe 9.The first oil guide pipe 9 right part inner chambers upper end is equipped with first piston 12, is used for the hydraulic oil of shutoff the first oil guide pipe 9.The outside surface upper end mounting cylinder cap 13 of the first oil guide pipe 9, cylinder cap 13 is welded and fixed together with first piston 12.The outside surface lower end of cylinder cap 13 is vertically welded with circular load plate 14.Be used for placing counterweight.The right-hand member vertical connection of left hand master cylinder piston 8 and the second oil guide pipe 15 also is welded and fixed.The second oil guide pipe 15 is communicated with an end of the 3rd oil guide pipe 16 and the 4th oil guide pipe 17 respectively.Be parallel to each other between the second oil guide pipe 15, the 3rd oil guide pipe 16 and the 4th oil guide pipe 17.Be separately installed with the second controllable valve 18, the 3rd controllable valve 19 and the 4th controllable valve 20 on the second oil guide pipe 15, the 3rd oil guide pipe 16 and the 4th oil guide pipe 17.The left end air-tight movable of the second oil guide pipe 15 connects first piston bar 21.The left end air-tight movable of the 3rd oil guide pipe 16 connects the second piston rod 22.The right-hand member air-tight movable of the 4th oil guide pipe 17 connects the 3rd piston rod 23.The left end of first piston bar 21 is connected with the first Connection Block 24.The left end of the second piston rod 22 is connected with the second Connection Block 25.The right-hand member of the 3rd piston rod 23 is connected with the 3rd Connection Block 26.The second Connection Block 25 be positioned at the first Connection Block 24 under.The 3rd Connection Block 26 is positioned at the below, right side of the first Connection Block 24.The left of the first Connection Block 24 is provided with the first lever 27.The left of the second Connection Block 25 is provided with the second lever 28.Right-hand the 3rd lever 29 that is provided with of the 3rd Connection Block 26.The second lever 28 be positioned at the first lever 27 under.The 3rd lever 29 is positioned at the below, right side of the first lever 27.Be parallel to each other between the first lever 27, the second lever 28 and the 3rd lever 29.It is the first T-shaped open slot 75 that the left and right side of the first lever 27 is processed with respectively the xsect that connects its front-back.The front and rear portions of right side the first open slot 75 slidely connects respectively the first contiguous block 30 and the 4th contiguous block 31.The xsect of the first contiguous block 30, the 4th contiguous block 31 and the first open slot 75 plant coupling parts and the xsect of the first open slot 75 are corresponding, and it also is T-shaped.In the first open slot 75 of left side the first fulcrum Connection Block 32 is installed.It is the second T-shaped open slot 76 that the left and right side of the second lever 28 is processed with respectively the xsect that connects its front-back.The front and rear portions of right side the second open slot 76 slidely connects respectively the second contiguous block 33 and the 5th contiguous block 34.The shape of cross section of the second contiguous block 33, the 5th contiguous block 34 and the second open slot 76 plant coupling parts and the shape of cross section of the second open slot 76 are corresponding, and it also is T-shaped.Be slidingly fitted with the second fulcrum Connection Block 35 in the second open slot 76 of left side.It is the 3rd T-shaped open slot 77 that the left and right side of the 3rd lever 29 is processed with respectively the xsect that connects its front-back.The front and rear portions of left side the 3rd open slot 77 slidely connects respectively the 3rd contiguous block 36 and the 6th contiguous block 37.The shape of cross section of the 3rd contiguous block 36, the 6th contiguous block 37 and the 3rd open slot 77 plant coupling parts and the shape of cross section of the 3rd open slot 77 are corresponding, and it also is T-shaped.The first Connection Block 24 and the first contiguous block 30 are oppositely arranged.The right-hand member that the left end of the first Connection Block 24 is processed with the first insertion slot 81, the first contiguous blocks 30 is inserted in the first insertion slot 81, and the first contiguous block 30 and the first Connection Block 24 are hinged by bearing pin.The left end of the second Connection Block 25 is processed with the second insertion slot 82.The right-hand member of the second contiguous block 33 is inserted in the second insertion slot 82, and the second contiguous block 33 and the second Connection Block 25 are hinged by bearing pin.The right-hand member of the 3rd Connection Block 26 is processed with the 3rd insertion slot 83.The left end of the 3rd contiguous block 36 is inserted in the 3rd insertion slot 83, and the 3rd contiguous block 36 and the 3rd Connection Block 26 are hinged by bearing pin.The right-hand member of the 4th contiguous block 31 is connected with the 4th Connection Block 49.The left end of the 4th Connection Block 49 is processed with the 4th insertion slot 84.The right-hand member of the 4th contiguous block 31 is inserted in the 4th insertion slot 84, and the 4th contiguous block 31 and the 4th Connection Block 49 are hinged by bearing pin.The right-hand member of the 5th contiguous block 34 is connected with the 5th Connection Block 58.The left end of the 5th Connection Block 58 is processed with the 5th insertion slot 85.The right-hand member of the 5th contiguous block 34 is inserted in the 5th insertion slot 85, and the 5th contiguous block 34 and the 5th Connection Block 58 are hinged by bearing pin.The right-hand member of the 6th contiguous block 37 is connected with the 6th Connection Block 68.The right-hand member of the 6th Connection Block 68 is processed with the 6th insertion slot 86.The left end of the 6th contiguous block 37 is inserted in the 6th insertion slot 86, and the 6th contiguous block 37 and the 6th Connection Block 68 are hinged by bearing pin.The right-hand member of the 4th Connection Block 49 and the 4th piston rod 48 weld together.The right-hand member of the 4th piston rod 48 is connected with the 5th oil guide pipe 42 air-tight movables.The right-hand member of the 5th oil guide pipe 42 is provided with first hydraulic cylinder 4.First hydraulic cylinder 4 comprises that the first cylinder body 39 and air-tight movable are connected in two first cylinder pistons 40 at the first cylinder body 39 left and right two ends.The right-hand member of first the cylinder piston 40 in left side and the 5th oil guide pipe 42 is vertical to communicate and is welded and fixed.The right flank of first the cylinder piston 40 in right side and the first fixed block 41 weld together.The first cylinder body 39 is communicated with main oil pipe 44 on the oil pump 3 by first minute branch oil pipe 43.The 5th controllable valve 45 is installed on the main oil pipe 44.The 6th controllable valve 46 and the first tensimeter 47 are installed on first minute branch oil pipe 43.The right-hand member of the 5th Connection Block 58 and the 5th piston rod 57 weld together.The right-hand member of the 5th piston rod 57 is connected with the 6th oil guide pipe 53 air-tight movables.The rear end of the 6th oil guide pipe 53 is provided with second hydraulic cylinder 5.Second hydraulic cylinder 5 comprises that the second cylinder body 50 and air-tight movable are connected in two second cylinder pistons 51 of 50 forward and backward of the second cylinder bodies.One end of second the cylinder piston 51 in front and the 6th oil guide pipe 53 is vertical to communicate and is welded and fixed.The back of next second cylinder piston 51 and the second fixed block 52 weld together.The second cylinder body 50 is communicated with main oil pipe 44 on the oil pump 3 by second minute branch oil pipe 54.The 7th controllable valve 55 and the second tensimeter 56 are installed on second minute branch oil pipe 54.The left end of the 6th Connection Block 68 and the 6th piston rod 67 weld together.The left end of the 6th piston rod 67 is connected with the 7th oil guide pipe 63 air-tight movables.The other end of the 7th oil guide pipe 63 is provided with the 3rd hydraulic cylinder 6.The 3rd hydraulic cylinder 6 comprises that the 3rd cylinder body 59 and air-tight movable are connected in two the 3rd cylinder pistons 60 of the 3rd cylinder body 59 above and below.Above the 3rd cylinder piston 60 and the 7th oil guide pipe 63 are vertical communicates and be welded and fixed.Below following and the 3rd fixed block 61 of the 3rd cylinder piston 60 weld together.Mutually vertical and adjacent spaces setting between the first fixed block 41, the second fixed block 52 and the 3rd fixed block 61.The first fixed block 41, the second fixed block 52 and the 3rd fixed block 61 all are positioned at the top of the sample platform 62 on the frame 1, and the 3rd cylinder body 59 is communicated with main oil pipe 44 on the oil pump 3 by the 3rd minute branch oil pipe 64.The 8th controllable valve 65 and the 3rd tensimeter 66 are installed on the 3rd minute branch oil pipe 64.
The left end of the first fulcrum Connection Block 32 is connected with the 4th fulcrum Connection Block 69.The left end of the first fulcrum Connection Block 32 is processed with the 7th insertion slot 87.The right-hand member of the 4th fulcrum Connection Block 69 is inserted in the 7th insertion slot 87, links together by bearing pin between the first fulcrum Connection Block 32 and the 4th fulcrum Connection Block 69.The left of the first lever 27 is provided with the first fixed rack 72, the first fixed racks 72 and is welded by the inversion joist steel that is positioned at left part and the C shaped steel that is positioned at right part.The right flank of the first fixed rack 72 has the 4th open slot 78 that connects its front-back.The left end of the 4th fulcrum Connection Block 69 is slidingly plugged in the 4th open slot 78.Be equipped with the first sliding seat 90 on the first fixed rack 72.The first sliding seat 90 and the 4th fulcrum Connection Block 69 are fixed together, and such the first sliding seat 90 can slide with before and after the 4th fulcrum Connection Block 69 is on the first fixed rack 72.The upper surface of the first sliding seat 90 is fixed with the first pointer 93, the first pointers 93 perpendicular to the first fixed rack 72.It is parallel with the first fixed rack 72 that the upper surface that the left surface of the first sliding seat 90 is vertically welded with the first set bolt 96, the first set bolts 96 is connected with the first scale 99, the first scales 99.
The second fulcrum Connection Block 35 left ends are connected with the 5th fulcrum Connection Block 70.The left end of the second fulcrum Connection Block 35 is processed with the 8th insertion slot 88.The right-hand member of the 5th fulcrum Connection Block 70 is inserted in the 8th insertion slot 88, links together by bearing pin between the second fulcrum Connection Block 35 and the 5th fulcrum Connection Block 70.The left of the second lever 28 is provided with the second fixed rack 73, the second fixed racks 73 and is welded by the inversion joist steel that is positioned at left part and the C shaped steel that is positioned at right part.The right flank of the second fixed rack 73 has the 5th open slot 79 that connects its front-back.The left end of the 5th fulcrum Connection Block 70 is slidingly plugged in the 5th open slot 79.Be equipped with the second sliding seat 91 on the second fixed rack 73.The second sliding seat 91 and the 5th fulcrum Connection Block 70 are fixed together, and such the second sliding seat 91 can slide with before and after the 5th fulcrum Connection Block 70 is on the second fixed rack 73.The upper surface of the second sliding seat 91 is fixed with the second pointer 94, the second pointers 94 perpendicular to the second fixed rack 73.It is parallel with the second fixed rack 73 that the upper surface that the left surface of the second sliding seat 91 is vertically welded with the second set bolt 97, the second set bolts 97 is connected with the second scale 100, the second scales 100.
The right-hand member of the 3rd fulcrum Connection Block 38 is connected with the 6th fulcrum Connection Block 71.The right-hand member of the 3rd fulcrum Connection Block 38 is processed with the 9th insertion slot 89.The left end of the 6th fulcrum Connection Block 71 is inserted in the 9th insertion slot 89, links together by bearing pin between the 3rd fulcrum Connection Block 38 and the 6th fulcrum Connection Block 71.Right-hand the 3rd fixed rack 74 that is provided with of the 3rd lever 29.The shape of the shape of the 3rd fixed rack 74 and the first fixed rack 72, the second fixed rack 73 is symmetrical.The left surface of the 3rd fixed rack 74 has the 6th open slot 80 that connects its front-back.The right-hand member of the 6th fulcrum Connection Block 71 is slidingly plugged in the 6th open slot 80.Be equipped with the 3rd sliding seat 92 on the 3rd fixed rack 74.The 3rd sliding seat 92 and the 6th fulcrum Connection Block 71 are fixed together.Such the 3rd sliding seat 92 can slide with before and after the 6th fulcrum Connection Block 71 is on the 3rd fixed rack 74.The upper surface of the 3rd sliding seat 92 is fixed with the 3rd pointer 95, the three pointers 95 perpendicular to the 3rd fixed rack 74.It is parallel with the 3rd fixed rack 74 that the upper surface that the right flank of the 3rd sliding seat 92 is vertically welded with the 3rd set bolt 98, the three set bolts 98 is connected with the 3rd scale 101, the three scales 101.The first fixed rack 72, the second fixed rack 73 and the 3rd fixed rack 74 all are positioned on the frame 1.
During use, when needs carry out three axial testing experiments to rock sample, the first controllable valve 10 on first oil guide pipe 9 that will be communicated with main hydraulic cylinder 2, the second controllable valve 18 on the second oil guide pipe 15, the 3rd controllable valve 19 on the 3rd oil guide pipe 16 and the 4th controllable valve 20 on the 4th oil guide pipe 17 are all opened, will with first minute branch oil pipe 43 that first hydraulic cylinder 4 is communicated with on the 6th controllable valve 46, all open with the 7th controllable valve 55 on second minute branch oil pipe 54 that second hydraulic cylinder 5 is communicated with and with the 8th controllable valve 65 on the 3rd minute branch oil pipe 64 that the 3rd hydraulic cylinder 6 is communicated with, rock sample is placed on the sample platform 62 of frame 1, open oil pump 3, make rock sample by the first fixed block 41 on first hydraulic cylinder 4, the 3rd fixed block 61 on the second fixed block 52 on second hydraulic cylinder 5 and the 3rd hydraulic cylinder 6 compresses, close afterwards oil pump 3, then regulate respectively the position of the first fulcrum Connection Block 32 on the first lever 27, the position of the 3rd fulcrum Connection Block 38 on the position of the second fulcrum Connection Block 35 on the second lever 28 and the 3rd lever 29, make the power that is applied on the first lever 27 to the distance of the first fulcrum Connection Block 32 greater than the power of the first lever 27 outputs distance to the first fulcrum Connection Block 32, make the power that is applied on the second lever 28 to the distance of the second fulcrum Connection Block 35 greater than the power of the second lever 28 outputs distance to the second fulcrum Connection Block 35, make the distance of power to the three fulcrum Connection Blocks 38 that are applied on the 3rd lever 29 greater than the distance of power to the three fulcrum Connection Blocks 38 of the 3rd lever 29 outputs, the adjustment of the first fulcrum Connection Block 32 is according to being: the xsect ratio that the weight that add counterweight be multiply by master cylinder piston 8 and the first oil guide pipe 9, multiply by again the xsect ratio of first cylinder piston 40 and the 5th oil guide pipe 42, the first fixed block 41 of anticipation is imposed on power on the rock sample divided by the above-mentioned numerical value of calculating, be the adjustment basis of the first fulcrum Connection Block 32, this numerical value is the ratio of distance with the distance of the first fulcrum Connection Block 32 to the 4th contiguous blocks 31 of the first fulcrum Connection Block 32 to first contiguous blocks 30.And the adjustment mode of the second fulcrum Connection Block 35 and the 3rd fulcrum Connection Block 38 and the first fulcrum Connection Block 32 is identical.
With the first fulcrum Connection Block 32, after adjust the position of the second fulcrum Connection Block 35 and the 3rd fulcrum Connection Block 38, place the counterweight of the weight of wanting in load plate 14, the gravity of counterweight makes first piston 12 be subject to downward pressure, thereby make the hydraulic oil in the first oil guide pipe 9 be subject to downward pressure, because the hydraulic oil pressure in the main hydraulic cylinder 2 is identical, the cross-sectional area at main hydraulic cylinder 2 feed liquor force feed places is the cross-sectional area of the first oil guide pipe 8, main hydraulic cylinder 2 output hydraulic pressures oil place is the cross-sectional area of master cylinder piston 8, the pressure at output hydraulic pressure oil place becomes large, and this pressure be the ratio of cross-sectional area and the cross-sectional area of the first oil guide pipe 9 of master cylinder piston 8 multiply by add the weight of counterweight, the Weight gravity that so just will be placed on the load plate 14 has carried out once amplifying, pressure after this amplification is applied to first piston bar 21, on the second piston rod 22 and the 3rd piston rod 23, according to principle of moment balance, the 4th piston rod 48, the suffered power of the 5th piston rod 57 and the 6th piston rod 67 is by corresponding amplification, and its enlargement factor is respectively the ratio of distance and the distance of the 4th contiguous block 31 to first fulcrum Connection Blocks 32 between the first contiguous block 30 to first fulcrum Connection Blocks 32, the ratio of the distance of the second contiguous block 33 to second fulcrum Connection Blocks 35 and the distance of the 5th contiguous block 34 to second fulcrum Connection Blocks 35, the ratio of the distance of the 3rd contiguous block 36 to the 3rd fulcrum Connection Blocks 38 and the distance of the 6th contiguous block 37 to the 3rd fulcrum Connection Blocks 38.The 4th piston rod 48 passes to power in the hydraulic oil of first hydraulic cylinder 4, the 5th piston rod 57 passes to power in the hydraulic oil of second hydraulic cylinder 5, the 6th piston rod 67 passes to power in the hydraulic oil of the 3rd hydraulic cylinder 6, because first hydraulic cylinder 4 interior pressure of hydraulic oil everywhere equates, the pressure of the hydraulic oil everywhere in second hydraulic cylinder 5 equates, the pressure of the hydraulic oil everywhere in the 3rd hydraulic cylinder 6 equates, and that the hydraulic oil cross-sectional areas in first hydraulic cylinder 4 are several times of hydraulic oil cross-sectional area of oil-feed place is large, therefore the power of first cylinder piston, 40 promotions, first fixed block 41 on first hydraulic cylinder right side becomes large, and this power imposes on the power that rock sample makes progress the party for anticipation.In like manner the second fixed block 52, the 3rd fixed block 61 are applied to the hydraulic fluid pressure that amplifies on the rock sample respectively, and each corresponding power imposes on rock sample in the power of respective direction for anticipation.When the first fixed block 41, the second fixed block 52, the 3rd fixed block 61 imposes on power on the rock sample and the 6th controllable valve 46 on first minute branch oil pipe 43, there is difference in the 8th controllable valve 65 measured data on the 7th controllable valve 55 on second minute branch oil pipe 54 and the 3rd minute branch oil pipe 64, then finely tune the position of the first fulcrum Connection Block 32 on the first lever 27, the position of the second fulcrum Connection Block 35 on the second lever 28, the position of the 3rd fulcrum Connection Block 38 on the 3rd lever 29 is until the 6th controllable valve 46, the numerical value that shows on the 7th controllable valve 55 and the 8th controllable valve 65 respectively is worth identical with the loading force of anticipation.So just can accurately measure rock sample stress, strain situation over time under three axial forces load.When experiment finishes, start oil pump 3, first hydraulic cylinder 4, second hydraulic cylinder 5, the 3rd hydraulic cylinder 6 interior hydraulic oil are all unloaded, the first fixed block 41, the second fixed block 52 and the 3rd fixed block 61 are moved with the direction of trend away from rock sample by first cylinder piston 40, second cylinder piston 51, the 3rd cylinder piston 60 respectively, so just rock sample can be taken away from sample platform 62, change other rock sample to be tested and carry out next one test, so circulation.
And if when carrying out the test of uniaxial test or twin shaft, controllable valve on the oil circuit that controllable valve on the hydraulic cylinder that will survey on the direction is opened, the anterior main hydraulic cylinder that connects of the corresponding lever of a hydraulic cylinder is communicated with is opened, other controllable valve Close All, its operation steps is identical with above-mentioned three axial force load tests, repeats no more herein.
The present invention can carry out mechanical test to multiple different rocks by the counterweight with little weight, since its can be respectively to rock carry out X-direction or Y-direction or Z-direction or XY to XZ to or YZ to or XYZ to experiment, so that measure more near the suffered power of rock in the actual conditions, it is more accurate that its result detects than existing single shaft, and it passes through hydraulic work system, electricity consumption the time marquis seldom, it can reach hundreds of hour long run test, its cost is low.
The above embodiment is described preferred implementation of the present invention; be not that scope of the present invention is limited; design under the prerequisite of spirit not breaking away from the present invention; various distortion and improvement that the common engineering technical personnel in this area make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (7)
1. three-axis rheological testing machine, it is characterized in that: comprise frame (1), be placed with on the described frame (1) main hydraulic cylinder (2) be connected with oil pump (3) first, two, three hydraulic cylinders (4,5,6), described main hydraulic cylinder (2) comprises Master cylinder body (7) and is installed on Master cylinder body (a 7) left side, two master cylinder pistons (8) of right two sides, an end vertical connection of one of them master cylinder piston (8) and L shaped the first oil guide pipe (9), the first controllable valve (10) is installed on described the first oil guide pipe (9), be fixed in the upper end of the first bracing frame (11) below described the first oil guide pipe (9), first piston (12) is installed in the inner chamber upper end of described the first oil guide pipe (9), the outside surface upper end mounting cylinder cap (13) of described the first oil guide pipe (9), described cylinder cap (13) is fixed together with first piston (12), the outside surface lower end of described cylinder cap (13) vertically is connected with load plate (14), and another master cylinder piston (8) is fixed with an end vertical connection of the second oil guide pipe (15), and described the second oil guide pipe (15) is respectively with the 3rd, four oil guide pipes (16,17) a end is communicated with, described second, three, four oil guide pipes (15,16,17) are parallel to each other, described second, three, four oil guide pipes (15,16,17) be separately installed with second on, three, four controllable valves (18,19,20), described second, three, the other end of four oil guide pipes (15,16,17) respectively air-tight movable connects first, two, three piston rods (21,22,23), described first, two, three piston rods (21,22,23) the other end is respectively with first, two, three Connection Blocks (24,25,26) connect described first, two, three Connection Blocks (24,25,26) a side be respectively equipped be parallel to each other first, two, three levers (27,28,29), before described the first lever (27) one sides, the rear portion is separately installed with can be along first of activity before and after its side, four contiguous blocks (30,31), be movably installed with can be along the first movable fulcrum Connection Block (32) before and after its side, before described the second lever (28) one sides for the opposite side of described the first lever (27), the rear portion is separately installed with can be along second of activity before and after its side, five contiguous blocks (33,34), the opposite side of described the second lever (28) is movably installed with can be along the second movable fulcrum Connection Block (35) before and after its side, before described the 3rd lever (29) one sides, the rear portion is separately installed with can be along the 3rd of activity before and after its side, six contiguous blocks (36,37), the opposite side of described the 3rd lever (29) is movably installed with can be along the 3rd movable fulcrum Connection Block (38) before and after its side, described first, two, three Connection Blocks (24,25,26) are respectively with first, two, three contiguous blocks (30,33,36) be articulated and connected, described first hydraulic cylinder (4) comprises the first cylinder body (39) and is installed on the first cylinder body (39) left side, two first the cylinder piston (40) of right flank, upper the first fixed block (41) that connects of one of them first cylinder piston (40), the upper end vertical connection with the 5th oil guide pipe (42) of another first cylinder piston (40) is fixed, described the first cylinder body (39) by first minute branch oil pipe (43) be communicated with main oil pipe (44) on the described oil pump (3), the 5th controllable valve (45) is installed on the described main oil pipe (44), on described first minute branch oil pipe (43) the 6th controllable valve (46) is installed, the other end air-tight movable of described the 5th oil guide pipe (42) connects the 4th piston rod (48), the other end of described the 4th piston rod (48) is connected with the 4th Connection Block (49), and described the 4th Connection Block (49) is articulated and connected with the 4th contiguous block (31), and described second hydraulic cylinder (5) comprises the second cylinder body (50) and be installed on the second cylinder body (50) front, two second the cylinder piston (51) of back, upper the second fixed block (52) that connects of one of them second cylinder piston (51), the upper end vertical connection with the 6th oil guide pipe (53) of another second cylinder piston (51) is fixed, described the second cylinder body (50) by second minute branch oil pipe (54) be communicated with main oil pipe (44) on the oil pump (3), on described second minute branch oil pipe (54) the 7th controllable valve (55) is installed, the other end air-tight movable of described the 6th oil guide pipe (53) connects the 5th piston rod (57), the other end of described the 5th piston rod (57) is connected with the 5th Connection Block (58), and described the 5th Connection Block (58) is articulated and connected with the 5th contiguous block (34), and described the 3rd hydraulic cylinder (6) comprises the 3rd cylinder body (59) and be installed on the 3rd cylinder body (59), two following the 3rd cylinder pistons (60), upper the 3rd fixed block (61) that connects of one of them the 3rd cylinder piston (60), described first, two, mutually vertical and adjacent spaces setting between three fixed blocks (41,52,61), described first, two, three fixed blocks (41,52,61) all be positioned at the top of the sample platform (62) on the frame (1), another the 3rd cylinder piston (60) is fixed with an end vertical connection of the 7th oil guide pipe (63), described the 3rd cylinder body (59) by the 3rd minute branch oil pipe (64) be communicated with main oil pipe (44) on the oil pump (3), on described the 3rd minute branch oil pipe (64) the 8th controllable valve (65) is installed, the other end air-tight movable of described the 7th oil guide pipe (63) connects the 6th piston rod (67), and the other end of described the 6th piston rod (67) is connected with the 6th Connection Block (68), described the 6th Connection Block (68) is articulated and connected with the 6th contiguous block (37), described first, two, the other end of three fulcrum Connection Blocks (32,35,38) is respectively with the 4th, five, six fulcrum Connection Blocks (69,70,71) be articulated and connected the described the 4th, five, six fulcrum Connection Blocks (69,70,71) can before and after movable be installed on first, two, three fixed racks (72,73,74) on, described first, two, three fixed racks (72,73,74) be positioned on the frame (1).
2. three-axis rheological testing machine as claimed in claim 1, it is characterized in that: on described first minute branch oil pipe (43) the first tensimeter (47) is installed, on described second minute branch oil pipe (54) the second tensimeter (56) is installed, on described the 3rd minute branch oil pipe (64) the 3rd tensimeter (66) is installed.
3. three-axis rheological testing machine as claimed in claim 2, it is characterized in that: the left side of described the first lever (27), the right side is respectively equipped with the first open slot (75) that connects its front-back, described first, four contiguous blocks (30,31) slide a side located therein the first open slot (75) before, the rear portion, slide in described the first open slot of opposite side (75) and be provided with described the first fulcrum Connection Block (32), the left side of described the second lever (28), the right side is respectively equipped with the second open slot (76) that connects its front-back, described second, five contiguous blocks (33,34) slide a side located therein the first open slot (76) before, the rear portion, slide in described the second open slot of opposite side (76) and be provided with described the second fulcrum Connection Block (35), the left side of described the 3rd lever (29), right flank is respectively equipped with the 3rd open slot (77) that connects its front-back, the described the 3rd, six contiguous blocks (36,37) slide a side located therein the 3rd open slot (77) before, the rear portion, slide in described the 3rd open slot of opposite side (77) and be provided with described the 3rd fulcrum Connection Block (38), described first, two, three fixed racks (72,73,74) a side is respectively equipped with and connects the 4th of its front-back, five, six open slots (78,79,80), the described the 4th, five, six fulcrum Connection Blocks (69,70,71) slip is located at the 4th respectively, five, six open slots (78,79,80) in.
4. three-axis rheological testing machine as claimed in claim 3, it is characterized in that: described first, two, three open slots (75,76,77) xsect is T-shaped, described first, two, three, four, five, six contiguous blocks (30,33,36,31,34,37) be inserted in corresponding first, two, three open slots (75,76,77) xsect and first of part, two, three open slots (75,76,77) shape of cross section is corresponding, described the first Connection Block (24) is upper to be provided with the first insertion slot (81) with the first contiguous block (30) opposite face, one end of described the first contiguous block (30) is inserted in the first insertion slot (81), described the first contiguous block (30) is hinged by bearing pin with the first Connection Block (24), described the second Connection Block (25) is upper to be provided with the second insertion slot (82) with the second contiguous block (33) opposite face, one end of described the second contiguous block (33) is inserted in the second insertion slot (82), described the second contiguous block (33) is hinged by bearing pin with the second Connection Block (25), described the 3rd Connection Block (26) is upper to be provided with the 3rd insertion slot (83) with the 3rd contiguous block (36) opposite face, one end of described the 3rd contiguous block (36) is inserted in the 3rd insertion slot (83), described the 3rd contiguous block (36) is hinged by bearing pin with the 3rd Connection Block (26), described the 4th Connection Block (49) is upper to be provided with the 4th insertion slot (84) with the 4th contiguous block (31) opposite face, one end of described the 4th contiguous block (31) is inserted in the 4th insertion slot (84), described the 4th contiguous block (31) is hinged by bearing pin with the 4th Connection Block (49), described the 5th Connection Block (58) is upper to be provided with the 5th insertion slot (85) with the 5th contiguous block (34) opposite face, one end of described the 5th contiguous block (34) is inserted in the 5th insertion slot (85), described the 5th contiguous block (34) is hinged by bearing pin with the 5th Connection Block (58), described the 6th Connection Block (68) is upper to be provided with the 6th insertion slot (86) with the 6th contiguous block (37) opposite face, one end of described the 6th contiguous block (37) is inserted in the 6th insertion slot (86), and described the 6th contiguous block (37) is hinged by bearing pin with the 6th Connection Block (68).
5. three-axis rheological testing machine as claimed in claim 4, it is characterized in that: described the first fulcrum Connection Block (32) is upper to be provided with the 7th insertion slot (87) with the 4th fulcrum Connection Block (69) opposite face, one end of described the 4th fulcrum Connection Block (69) is inserted in the 7th insertion slot (87), described first, four fulcrum Connection Blocks (32,69) link together by bearing pin between, described the second fulcrum Connection Block (35) is upper to be provided with the 8th insertion slot (88) with the 5th fulcrum Connection Block (70) opposite face, one end of described the 5th fulcrum Connection Block (70) is inserted in the 8th insertion slot (88), described second, five fulcrum Connection Blocks (35,70) link together by bearing pin between, described the 3rd fulcrum Connection Block (38) is upper to be provided with the 9th insertion slot (89) with the 6th fulcrum Connection Block (71) opposite face, one end of described the 6th fulcrum Connection Block (71) is inserted in the 9th insertion slot (89), the described the 3rd, link together by bearing pin between the six fulcrum Connection Blocks (38,71).
6. such as the described three-axis rheological testing machine of one of claim 1-5, it is characterized in that: described first, two, three fixed racks (72,73,74) be equipped with respectively first on, two, three sliding seats (90,91,92), described first, two, three sliding seats (90,91,92) respectively with the 4th, five, six fulcrum Connection Blocks (69,70,71) be fixed together described first, two, three sliding seats (90,91,92) upper surface is fixed with respectively first, two, three pointers (93,94,95), described first, two, three pointers (93,94,95) respectively perpendicular to first, two, three fixed racks (72,73,74), described first, two, one side of three sliding seats (90,91,92) vertically is connected with first respectively, two, three set bolts (96,97,98), described first, two, three set bolts (96,97,98) upper surface is connected with respectively first, two, three scales (99,100,101), described first, two, three scales (99,100,101) with first, two, three fixed racks (72,73,74) are parallel.
7. three-axis rheological testing machine as claimed in claim 6, it is characterized in that: described first, second and third fixed rack (72,73,74) is welded by the C shaped steel of inverted joist steel and joist steel side.
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| CN201210590868.2A CN103076233B (en) | 2012-12-31 | 2012-12-31 | Triaxial rheological tester |
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| CN201210590868.2A CN103076233B (en) | 2012-12-31 | 2012-12-31 | Triaxial rheological tester |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290208A (en) * | 2017-07-31 | 2017-10-24 | 安徽理工大学 | A kind of rock relaxation mechanism for testing and its experimental rig |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1558205A (en) * | 2004-02-05 | 2004-12-29 | 哈尔滨工业大学 | Non power source rheometer |
| CN102621012A (en) * | 2012-03-31 | 2012-08-01 | 重庆大学 | Multifunctional true triaxial rock creepmeter |
| CN203011778U (en) * | 2012-12-31 | 2013-06-19 | 安徽理工大学 | Triaxial rheological test machine |
-
2012
- 2012-12-31 CN CN201210590868.2A patent/CN103076233B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1558205A (en) * | 2004-02-05 | 2004-12-29 | 哈尔滨工业大学 | Non power source rheometer |
| CN102621012A (en) * | 2012-03-31 | 2012-08-01 | 重庆大学 | Multifunctional true triaxial rock creepmeter |
| CN203011778U (en) * | 2012-12-31 | 2013-06-19 | 安徽理工大学 | Triaxial rheological test machine |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290208A (en) * | 2017-07-31 | 2017-10-24 | 安徽理工大学 | A kind of rock relaxation mechanism for testing and its experimental rig |
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