CN114689424A - Intelligent sample changing device for rock triaxial testing machine - Google Patents
Intelligent sample changing device for rock triaxial testing machine Download PDFInfo
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- CN114689424A CN114689424A CN202210396831.XA CN202210396831A CN114689424A CN 114689424 A CN114689424 A CN 114689424A CN 202210396831 A CN202210396831 A CN 202210396831A CN 114689424 A CN114689424 A CN 114689424A
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- 239000011435 rock Substances 0.000 title claims abstract description 54
- 238000012360 testing method Methods 0.000 title claims abstract description 21
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims description 2
- 238000003825 pressing Methods 0.000 claims description 2
- 239000004575 stone Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 4
- 238000002474 experimental method Methods 0.000 description 5
- 239000012634 fragment Substances 0.000 description 5
- 238000005381 potential energy Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009530 blood pressure measurement Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 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
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/025—Geometry of the test
- G01N2203/0256—Triaxial, i.e. the forces being applied along three normal axes of the specimen
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Abstract
The invention discloses an intelligent sample changing device for a rock triaxial testing machine, which belongs to the technical field of rock engineering and comprises a bottom plate, a top plate and a rigid pressurizing system, wherein the top plate is fixedly connected to the top of the bottom plate through a support rod, a worker stores a new sample into a second pressure box and then starts a driving structure to drive the second pressure box to move into a first pressure box, in the process, a sliding plate at the top of the second pressure box resets to seal the second pressure box, after the second pressure box moves into the first pressure box, the pressure measuring plate is pressurized through the rigid pressurizing system, after the test is finished, the driving structure is started again to drive the second pressure box to move into a side box, the sliding plate at the top of the second pressure box slides on the side box to open the second pressure box so as to conveniently put in the new sample, compared with the traditional sample changing of sample rocks at present, the sample changing speed is greatly improved so that the testing efficiency of the worker on different sample rocks is improved, and the broken stones in the second pressure box can be conveniently cleaned.
Description
Technical Field
The invention relates to the technical field of rock mass engineering, in particular to an intelligent sample changing device for a rock triaxial testing machine.
Background
The rock mechanics triaxial test system can reproduce the geological action process and the state structure change thereof on a small scale. Macroscopic mechanical property parameters such as rock deformation, strength and the like of the sample are obtained through the system, and a basis is provided for the design of drilling engineering and fracturing engineering.
At present to the experimental equipment of rock specimen, through the pressurized equipment who goes up and down, can apply enclosing to the pressure to the rock specimen, thereby realize the experiment of rock specimen, the rock specimen receives enclosing to and axial pressure, produce deformation until destruction, thereby realize the experiment to the rock specimen, obtain the parameter of rock specimen, but the rock specimen fragment scatters in the pressure chamber after the experiment, before carrying out the experiment next time, need clear up the rubble and put into new sample rock again, present experimental equipment is all to its clearance, trade the appearance through the staff, because the pressure chamber space is less, there is the pressurized equipment that needs to exert pressure again to the rock specimen, it consumes longer time to its clearance trade appearance to need the staff.
Based on the above, the invention designs an intelligent sample changing device for a rock triaxial testing machine, so as to solve the above problems.
Disclosure of Invention
The invention aims to provide an intelligent sample changing device for a rock triaxial testing machine, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an intelligent sample changing device for a rock triaxial testing machine comprises a bottom plate, a top plate and a rigid pressurizing system, wherein the top plate is fixedly connected to the top of the bottom plate through a supporting rod, the top of the bottom plate is located on one side of a side box fixedly connected with the top plate, the top of the top plate is fixedly connected with a first pressure box, a second pressure box is arranged in the first pressure box in a sliding mode, three side positions in the second pressure box are respectively provided with a pressure measuring plate, one part of the rigid pressurizing structure is arranged on the first pressure box, the other part of the rigid pressurizing structure is arranged on the second pressure box, the rigid pressurizing structure is used for applying pressure to the pressure measuring plate in the second pressure box, the pressure measuring plate is connected with the second pressure box through a first elastic structure, and the top and the bottom of the second pressure box are connected with a sliding plate through a second elastic structure in a sliding mode, the side box is provided with a channel, a driving structure used for moving the second pressure box is arranged on the side box, and a sample changing structure used for changing samples in the second pressure box when the second pressure box passes through the channel is further arranged on the side box.
Rigid pressurization system includes fixed connection and is in first pressure cell top, front side and left first support, be equipped with pressure cylinder on the first support, pressure cylinder's telescopic shaft extends to in the first pressure cell, the left side of second pressure cell, front side and being located the second pressure cell top the hole has been seted up even respectively at the top of slide, even be equipped with the piston in the hole, the piston with the pressure measurement board is connected.
Trade appearance structure including seting up a plurality of flexible grooves of passageway inside, flexible inslot sliding connection has first dog, the bottom of first dog with fixedly connected with third spring between the bottom in flexible groove, the spacing groove has been seted up to one side of first dog, the spacing groove pierces through flexible groove extends to the inside of side box, sliding connection has the gag lever post in the spacing groove, the inside one side fixedly connected with dead lever of side box, the outside sliding connection of dead lever has the fixed block, the top of fixed block with gag lever post fixed connection, one of them one side fixedly connected with fourth spring of fixed block, the one end of fourth spring with inside one side fixed connection of side box.
The sample changing structure further comprises first connecting grooves formed in two sides inside the channel, a connecting hole is formed in one side of the side box, a rotating groove communicated with the connecting hole is formed in the bottom of the first connecting groove, a rotating rod is sleeved in the rotating groove in a rotating mode, a straight gear sleeved with the first connecting groove in a rotating mode is arranged on the outer side wall of the rotating rod in a fixed sleeved mode, second connecting grooves are formed in two sides of the second pressure box respectively, a plurality of tooth blocks matched with the straight gear are fixedly connected to one side of each second connecting groove, the top of the rotating rod extends into the connecting holes and is fixedly connected with a first bevel gear, a second bevel gear is meshed with the first bevel gear, a double-head lead screw is fixedly connected to one side of the second bevel gear, two connecting plates fixedly connected with the side box are sleeved on the outer side wall of the double-head lead screw in a rotating mode, and a baffle is arranged on one side of the double-head lead screw, one side of the baffle is fixedly connected with two connecting blocks, the outer side wall of the double-end lead screw is in threaded connection with two moving blocks, the moving blocks and the connecting blocks are rotatably connected with connecting rods, limiting rods are fixedly connected between the two connecting plates and are in sliding connection with the moving blocks, and the top of the side box is fixedly connected with a feeding pipe.
The second elastic structure comprises a groove formed in the top and the bottom of the second pressure box, the sliding plate is connected in the groove in a sliding mode, sliding grooves are formed in two sides of the inside of the second pressure box respectively, two sides of the sliding plate are fixedly connected with sliding blocks in sliding connection with the sliding grooves respectively, a limiting groove is formed in one side of the inside of each sliding groove, one side of each sliding block is fixedly connected with a limiting block in sliding connection with the limiting groove, a mounting hole is formed in one side of each sliding block, a second spring is fixedly connected to one side of the inside of each mounting hole, and one end of each second spring is fixedly connected to one side of the inside of each sliding groove.
The top fixedly connected with second dog of passageway, one side of second pressure cell seted up with the side opening of recess intercommunication, the side channel has been seted up to the bottom of side opening, is located the second pressure cell top one side fixedly connected with of slide with the third dog of side channel looks adaptation.
First elastic construction includes three T grooves of group, and wherein two sets of the T groove is seted up the inside front side of second pressure cell and left side position, another group the T groove is seted up and is located the second pressure cell top the bottom of slide, the inside both ends position difference sliding connection in T groove has the T piece, survey the both sides fixedly connected with connecting block of clamp plate, the connecting block with it is connected with the connecting rod to rotate between the T piece, the first spring of one side fixedly connected with of T piece, the one end of first spring with inside one side fixed connection in T groove.
The drive structure include with second pressure cell threaded connection's lead screw, the one end of lead screw with first pressure cell rotates to be connected, the other end of lead screw passes the side box extends to the outside of side box and the first sprocket of fixedly connected with, one side of side box is equipped with driving motor, driving motor with the side box passes through the second leg joint, fixed cover is equipped with the second sprocket in driving motor's the drive shaft, first sprocket passes through the chain with the second sprocket and is connected.
A discharge port is formed in one side of the side box, and a collecting box is connected in the discharge port in a sliding mode.
Compared with the prior art, the invention has the beneficial effects that:
1. when the invention works, the second pressure box is arranged, the initial position of the second pressure box is positioned in the side box, the top of the second pressure box is in an open state for putting a new sample, the bottom of the second pressure box is in a closed state for receiving the new sample, a worker stores the new sample in the second pressure box and then starts the driving structure to drive the second pressure box to move into the first pressure box, in the process, the sliding plate at the top of the second pressure box resets to seal the second pressure box, after the second pressure box moves into the first pressure box, the rigid pressurizing system applies pressure to the pressure measuring plate, the pressure measuring plate applies force to extrude rocks to obtain test data, the sample in the pressure measuring plate is crushed, the top and the bottom of the second pressure box are sealed by the sliding plate, so that gravels are temporarily stored in the second pressure box, after the test is finished, the driving structure is started again to drive the second pressure box to move into the side box, the second pressure cell drives the work of trading appearance structure when the passageway, the slide at second pressure cell top slides on the side box and conveniently puts in new sample in order to open the second pressure cell, the slide of its bottom resets after sliding a section distance through trading appearance structure on the second pressure cell in order to be used for accepting new sample, can discharge the fragment that experimental production in the second pressure cell in its gliding second pressure cell to the side box in, and simultaneously, accessible trading appearance structure puts in new sample rock to the second pressure cell in when the second pressure cell removes in the passageway, the device is for the current tradition to the sample rock trade appearance, great promotion trade appearance speed has improved the efficiency of testing of staff to different sample rocks, and conveniently clear up the rubble in the second pressure cell.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a first pressure cell of the present invention;
FIG. 3 is a schematic structural view of a second pressure cell according to the present invention;
FIG. 4 is a schematic bottom view of a second pressure cell configuration of the present invention;
FIG. 5 is a schematic view of a first elastic structure of the present invention;
FIG. 6 is a schematic side box structure of the present invention;
FIG. 7 is a schematic exploded view of the side box structure of the present invention;
FIG. 8 is a schematic diagram of a sample changing structure according to the present invention;
FIG. 9 is a schematic view of a stop lever according to the present invention;
FIG. 10 is a schematic view of the baffle structure of the present invention;
fig. 11 is a schematic view of the driving structure of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
100. a base plate; 101. a top plate; 102. a first pressure cell; 103. a first bracket; 104. a second pressure cell; 105. a groove; 106. a slide plate; 107. connecting holes; 108. a piston; 109. a pressure oil cylinder; 200. measuring a pressure plate; 201. a T groove; 202. a T block; 203. connecting blocks; 204. a connecting rod; 205. a first spring; 300. a side box; 301. a channel; 302. a screw rod; 303. a drive motor; 304. a second bracket; 305. a first sprocket; 306. a second sprocket; 307. a chain; 308. a feed pipe; 309. a collection box; 400. a chute; 401. a slider; 402. a limiting groove; 403. a limiting block; 404. mounting holes; 405. a second spring; 406. a telescopic groove; 407. a first stopper; 408. a third spring; 409. a limiting groove; 410. a limiting rod; 411. a fixing rod; 412. a fixed block; 413. a fourth spring; 414. a second stopper; 415. a side hole; 416. a side groove; 417. a third stopper; 500. a first connecting groove; 501. rotating the groove; 502. connecting holes; 503. a rotating rod; 504. a spur gear; 505. a second connecting groove; 506. a tooth block; 507. a first bevel gear; 508. a second bevel gear; 509. a double-end screw rod; 510. a baffle plate; 511. a connecting plate; 512. a moving block; 513. connecting blocks; 514. a connecting rod; 515. a restraining bar.
Detailed Description
Referring to fig. 1-11, the present invention provides a technical solution: an intelligent sample changing device for a rock triaxial testing machine comprises a bottom plate 100, a top plate 101 and a rigid pressurizing system, wherein the top plate 101 is fixedly connected to the top of the bottom plate 100 through a supporting rod, the top of the bottom plate 100 is fixedly connected with a side box 300 on one side of the top plate 101, the top of the top plate 101 is fixedly connected with a first pressure box 102, a second pressure box 104 is arranged in the first pressure box 102 in a sliding mode, three sides in the second pressure box 104 are respectively provided with a pressure measuring plate 200, one part of the rigid pressurizing structure is arranged on the first pressure box 102, the other part of the rigid pressurizing structure is arranged on the second pressure box 104, the rigid pressurizing structure is used for pressurizing the pressure measuring plate 200 in the second pressure box 104, the pressure measuring plate 200 is connected with the second pressure box 104 through a first elastic structure, the top and the bottom of the second pressure box 104 are slidably connected with a sliding plate 106 through a second elastic structure, one side of the side box 300 is provided with a channel 301, the side box 300 is provided with a driving structure for moving the second pressure box 104, the side box 300 is further provided with a sample changing structure for changing a sample in the second pressure box 104 when the second pressure box 104 passes through the channel 301, the rigid pressurization system comprises a first support 103 fixedly connected to the top, the front side and the left side of the first pressure box 102, the first support 103 is provided with a pressure oil cylinder 109, a telescopic shaft of the pressure oil cylinder 109 extends into the first pressure box 102, the left side and the front side of the second pressure box 104 and the top of a sliding plate 106 positioned at the top of the second pressure box 104 are respectively provided with a connecting hole 107, a piston 108 is arranged in the connecting hole 107, and the piston 108 is connected with the pressure measuring plate 200;
when the test device works, the second pressure box 104 is arranged, the initial position of the second pressure box 104 is located in the side box 300, at this time, the top of the second pressure box 104 is in an open state for putting in a new sample, the bottom of the second pressure box 104 is in a closed state for receiving the new sample, a worker starts the driving structure to drive the second pressure box 104 to move into the first pressure box 102 after the new sample is put into the second pressure box 104, in the process, the sliding plate 106 at the top of the second pressure box 104 resets to seal the second pressure box 104, after the new sample is moved into the first pressure box 102, the rigid pressurizing system pressurizes the pressure measuring plate 200, the pressure measuring plate 200 extrudes rocks under stress to obtain test data, the sample in the test data is crushed, the top and the bottom of the second pressure box 104 are sealed by the sliding plate 106, the rigid pressurizing system pressurizes the sample to crush the sample, so that the crushed stone can not splash into the first pressure box 102, the crushed stones are temporarily stored in the second pressure box 104 to be cleaned later, after the test is finished, the driving structure is started again to drive the second pressure box 104 to move into the side box 300, the second pressure box 104 drives the sample changing structure to work when passing through the channel 301, the sliding plate 106 at the top of the second pressure box 104 slides on the side box 300 to open the second pressure box 104 to be convenient for throwing in a new sample, the sliding plate 106 at the bottom of the second pressure box is reset after sliding for a certain distance on the second pressure box 104 through the sample changing structure to be used for bearing the new sample, the crushed stones generated in the test in the second pressure box 104 can be discharged out of the second pressure box 104 to the side box 300 when the sliding plate is slid, meanwhile, the new sample rocks can be thrown into the second pressure box 104 through the sample changing structure while the second pressure box 104 moves in the channel 301, the device is easy to clean the crushed stones and greatly improves the sample changing speed compared with the traditional sample changing of the sample rocks, the efficiency of staff to the test of different sample rocks is improved, and conveniently clear up the rubble in the second pressure cell 104.
As a further scheme of the invention, the sample changing structure comprises a plurality of telescopic slots 406 arranged in the channel 301, a first stop block 407 is connected in the telescopic slots 406 in a sliding manner, a third spring 408 is fixedly connected between the bottom of the first stop block 407 and the bottom of the telescopic slots 406, a limit groove 409 is formed in one side of the first stop block 407, the limit groove 409 penetrates through the telescopic slots 406 and extends into the side box 300, a limit rod 410 is connected in the limit groove 409 in a sliding manner, a fixing rod 411 is fixedly connected to one side of the inside of the side box 300, a fixing block 412 is connected to the outside of the fixing rod 411 in a sliding manner, the top of the fixing block 412 is fixedly connected with the limit rod 410, a fourth spring 413 is fixedly connected to one side of one fixing block 412, and one end of the fourth spring 413 is fixedly connected to one side of the inside of the side box 300;
when the pressure box 104 is driven to move to the channel 301 by the driving structure, the first stopper 407 abuts against the sliding plate 106 at the bottom of the second pressure box 104 by the first stopper 407, at this time, the second pressure box 104 continuously moves, the sliding plate 106 is forced not to move, and potential energy is generated by the second elastic structure, when the second pressure box 104 moves, the gravel inside the second pressure box 104 falls into the side box 300 without being blocked by the sliding plate 106, so that the above-mentioned effect of dumping the sample gravel inside the second pressure box 104 is achieved, after the second pressure box 104 moves to a certain distance, the second pressure box 104 contacts the limiting rod 410 and drives the limiting rod 410 to slide for a certain distance, one end of the limiting rod 410 is removed from the limiting groove 409, the first stopper 407 is contracted in the telescopic groove 406 by the abutting force of the sliding plate 106, when the sliding plate 106 is not blocked, the potential energy is released by the second elastic structure to drive the sliding plate 106 to return to the bottom of the second pressure box 104, so as to receive new sample rocks.
As a further scheme of the invention, the sample changing structure further comprises first connecting grooves 500 arranged at two sides in the channel 301, a connecting hole 502 is arranged at one side of the side box 300, a rotating groove 501 communicated with the connecting hole 502 is arranged at the bottom of the first connecting groove 500, a rotating rod 503 is rotatably sleeved in the rotating groove 501, a straight gear 504 rotatably sleeved with the first connecting groove 500 is fixedly sleeved on the outer side wall of the rotating rod 503, second connecting grooves 505 are respectively arranged at two sides of the second pressure box 104, a plurality of tooth blocks 506 matched with the straight gear 504 are fixedly connected at one side of the second connecting grooves 505, the top of the rotating rod 503 extends into the connecting hole 502 and is fixedly connected with a first bevel gear 507, a second bevel gear 508 is engaged on the first bevel gear 507, a double-head screw rod 509 is fixedly connected at one side of the second bevel gear 508, two connecting plates 511 fixedly connected with the side box 300 are rotatably sleeved on the outer side wall of the double-head screw rod 509, a baffle plate 510 is arranged on one side of the double-head screw rod 509, two connecting blocks 513 are fixedly connected to one side of the baffle plate 510, two moving blocks 512 are in threaded connection with the outer side wall of the double-head screw rod 509, a connecting rod 514 is rotatably connected between the moving blocks 512 and the connecting blocks 513, a limiting rod 515 is fixedly connected between the two connecting plates 511, the limiting rod 515 is in sliding connection with the moving blocks 512, and a feeding pipe 308 is fixedly connected to the top of the side box 300;
when the device works, a worker can store new sample rocks in the feeding pipe 308 and receive the sample rocks through the baffle 510 by arranging the spur gear 504, when the pressure box is driven by the driving structure to pass through the channel 301, the sliding plate 106 at the top of the second pressure box 104 can be moved firstly, when the pressure box passes through the channel 301, the spur gear 504 is driven to rotate by the tooth block 506 on the second pressure box 104, the spur gear 504 rotates through the rotating rod 503 and the first bevel gear 507, the first bevel gear 507 rotates to drive the double-head screw rod 509 to rotate, the double-head screw rod 509 rotates to drive the two moving blocks 512 arranged on the double-head screw rod 509 to be far away from each other, when the moving blocks 512 move, the baffle 510 can be driven by the connecting rod 514 to be close to the double-head screw rod 509, namely, the baffle 510 slides at the bottom of the sample rocks and gradually separates from the sample rocks, when the baffle 510 separates from the sample rocks, the baffle 510 does not receive the sample rocks any more, the sample rock slides into the second pressure cell 104 from the feed inlet under the action of natural gravity and is received by the sliding plate 106 at the bottom of the second pressure cell 104, so that the effect of putting in the new sample rock is realized.
As a further scheme of the present invention, the second elastic structure includes grooves 105 formed at the top and the bottom of the second pressure cell 104, the sliding plate 106 is slidably connected in the groove 105, two sides of the interior of the second pressure cell 104 are respectively provided with sliding grooves 400, two sides of the sliding plate 106 are respectively and fixedly connected with sliding blocks 401 slidably connected with the sliding grooves 400, one side of the interior of the sliding grooves 400 is provided with limiting grooves 402, one side of the sliding blocks 401 is fixedly connected with limiting blocks 403 slidably connected with the limiting grooves 402, one side of the sliding blocks 401 is provided with mounting holes 404, one side of the interior of the mounting holes 404 is fixedly connected with second springs 405, and one ends of the second springs 405 are fixedly connected with one side of the interior of the sliding grooves 400;
when the second elastic structure is used, when the first stopper 407 abuts against the sliding plate 106 at the bottom of the second pressure box 104, the sliding block 401 slides in the sliding groove 400, the limiting block 403 is arranged to limit the position of the sliding block 401 so that the sliding block does not separate from the sliding groove 400, the sliding plate 106 slides in the groove 105 under the abutting of the first stopper 407, the second spring 405 stretches to generate potential energy, and when the first stopper 407 contracts in the telescopic groove 406, the second spring 405 releases the potential energy, so that the effect that the sliding plate 106 resets to the bottom of the second pressure box 104 is achieved.
As a further scheme of the present invention, a second stopper 414 is fixedly connected to the top of the channel 301, a side hole 415 communicated with the groove 105 is formed at one side of the second pressure cell 104, a side groove 416 is formed at the bottom of the side hole 415, and a third stopper 417 adapted to the side groove 416 is fixedly connected to one side of the top sliding plate 106 of the second pressure cell 104;
in operation, by providing the third stopper 417, when the second pressure cell 104 moves in the channel 301, the second stopper 414 abuts against the sliding plate 106 at the top of the second pressure cell 104 to open the top of the second pressure cell 104, so as to facilitate the release of new sample rock, when the driving structure moves the second pressure cell 104 out of the side cell 300, the slide plate 106 is returned to the top of the second pressure cell 104 by the force of the second spring 405 to close the second pressure cell 104, meanwhile, the side hole 415 is opened to provide a condition for the pressure measuring plate 200 on the sliding plate 106 to enter the second pressure cell 104, and further, the third block 417 is provided to close the side hole 415, when the sample in the second pressure box 104 is detected, fragments of the sample rock are prevented from splashing out of the second pressure box 104, the fragments of the sample rock are sealed in the second pressure box 104, and the sample changing structure is favorable for cleaning broken stones.
As a further scheme of the present invention, the first elastic structure includes three sets of T-shaped grooves 201, wherein two sets of T-shaped grooves 201 are formed in the front side and the left side of the inside of the second pressure cell 104, another set of T-shaped grooves 201 are formed in the bottom of the sliding plate 106 at the top of the second pressure cell 104, two ends of the inside of the T-shaped grooves 201 are respectively connected with T-shaped blocks 202 in a sliding manner, two sides of the pressure measuring plate 200 are fixedly connected with connecting blocks 203, a connecting rod 204 is rotatably connected between the connecting blocks 203 and the T-shaped blocks 202, one side of the T-shaped blocks 202 is fixedly connected with a first spring 205, and one end of the first spring 205 is fixedly connected with one side of the inside of the T-shaped grooves 201;
when the rigid pressurizing system presses the pressure measuring plate 200 to press sample rocks in the second pressure box 104, the pressure measuring plate 200 moves close to a sample, the T block 202 slides in the T groove 201, the first spring 205 generates potential energy, and the first spring 205 drives the pressure measuring plate 200 to reset after the rigid pressurizing system stops working and the shaft of the pressure oil cylinder 109 resets so as to prevent the pressure measuring plate 200 from being embedded into broken stones and being not beneficial to storing new stones and releasing old stones.
As a further scheme of the present invention, the driving structure includes a screw rod 302 in threaded connection with the second pressure cell 104, one end of the screw rod 302 is rotatably connected with the first pressure cell 102, the other end of the screw rod 302 passes through the side cell 300 and extends to the outside of the side cell 300 and is fixedly connected with a first sprocket 305, one side of the side cell 300 is provided with a driving motor 303, the driving motor 303 is connected with the side cell 300 through a second bracket 304, a driving shaft of the driving motor 303 is fixedly sleeved with a second sprocket 306, and the first sprocket 305 is connected with the second sprocket 306 through a chain 307;
during operation, by arranging the driving motor 303, a worker starts the driving motor 303, the driving motor 303 drives the second chain wheel 306 to rotate, the second chain wheel 306 drives the first chain wheel 305 to rotate through the chain 307, the first chain wheel 305 can drive the screw rod 302 to rotate when rotating, the screw rod 302 is in threaded connection with the second pressure box 104 to drive the second pressure box 104 to perform position conversion on the first pressure box 102 and the side box 300, and the effect of moving the second pressure box 104 is achieved.
As a further scheme of the present invention, a discharge port is opened at one side of the side box 300, and a collection box 309 is slidably connected to the discharge port.
During operation, by arranging the collecting box 309, after the second pressure box 104 moves to the inside of the side box 300, the crushed stones fall into the collecting box 309 from the second pressure box 104, so as to collect the sample rock fragments after the experiment in a centralized manner, and the crushed stones can be conveniently processed by workers.
Claims (9)
1. The utility model provides an intelligence trades sample device for rock triaxial testing machine, includes bottom plate (100), roof (101) and rigidity pressurization system, its characterized in that: the top plate (101) is fixedly connected to the top of the bottom plate (100) through a support rod, the top of the bottom plate (100) is located on one side of the top plate (101) and is fixedly connected with a side box (300), the top of the top plate (101) is fixedly connected with a first pressure box (102), a second pressure box (104) is arranged in the first pressure box (102) in a sliding mode, three sides of the interior of the second pressure box (104) are respectively provided with a pressure measuring plate (200), one part of a rigid pressurizing structure is arranged on the first pressure box (102), the other part of the rigid pressurizing structure is arranged on the second pressure box (104), the rigid pressurizing structure is used for applying pressure to the pressure measuring plate (200) in the second pressure box (104), the pressure measuring plate (200) is connected with the second pressure box (104) through a first elastic structure, and the top and the bottom of the second pressure box (104) are connected with a sliding plate (106) through a second elastic structure in a sliding mode, a channel (301) is formed in one side of the side box (300), a driving structure used for moving the second pressure box (104) is arranged on the side box (300), and a sample changing structure used for changing a sample in the second pressure box (104) when the second pressure box (104) passes through the channel (301) is further arranged on the side box (300).
2. The intelligent sample changing device for the rock triaxial tester according to claim 1, wherein: rigid pressurization system includes fixed connection first pressure cell (102) top, front side and left first support (103), be equipped with pressure cylinder (109) on first support (103), the telescopic shaft of pressure cylinder (109) extends to in first pressure cell (102), the left side, the front side of second pressure cell (104) and being located second pressure cell (104) top link hole (107) have been seted up respectively to the top of slide (106), be equipped with piston (108) in link hole (107), piston (108) with survey clamp plate (200) and connect.
3. The intelligent sample changing device for the rock triaxial tester according to claim 2, wherein: the sample changing structure comprises a plurality of telescopic grooves (406) arranged in the channel (301), a first stop block (407) is connected in the telescopic grooves (406) in a sliding manner, a third spring (408) is fixedly connected between the bottom of the first stop block (407) and the bottom of the telescopic grooves (406), a limiting groove (409) is formed in one side of the first stop block (407), the limiting groove (409) penetrates through the telescopic grooves (406) and extends to the inside of the side box (300), a limiting rod (410) is connected in the limiting groove (409) in a sliding manner, a fixing rod (411) is fixedly connected to one side of the inside of the side box (300), a fixing block (412) is connected to the outside of the fixing rod (411) in a sliding manner, the top of the fixing block (412) is fixedly connected with the limiting rod (410), and a fourth spring (413) is fixedly connected to one side of the fixing block (412), one end of the fourth spring (413) is fixedly connected with one side of the inner part of the side box (300).
4. The intelligent sample changing device for the rock triaxial tester according to claim 3, wherein: the sample changing structure further comprises first connecting grooves (500) formed in two sides inside the channel (301), a connecting hole (502) is formed in one side of the side box (300), a rotating groove (501) communicated with the connecting hole (502) is formed in the bottom of the first connecting groove (500), a rotating rod (503) is sleeved in the rotating groove (501), a straight gear (504) rotatably sleeved with the first connecting groove (500) is fixedly sleeved on the outer side wall of the rotating rod (503), second connecting grooves (505) are formed in two sides of the second pressure box (104) respectively, a plurality of tooth blocks (506) matched with the straight gear (504) are fixedly connected to one side of each second connecting groove (505), the tops of the rotating rods (503) extend into the connecting holes (502) and are fixedly connected with first bevel gears (507), second bevel gears (508) are meshed on the first bevel gears (507), one side fixedly connected with double-end lead screw (509) of second bevel gear (508), the lateral wall of double-end lead screw (509) rotate the cover be equipped with two with side box (300) fixed connection's connecting plate (511), one side of double-end lead screw (509) is equipped with baffle (510), one side fixedly connected with of baffle (510) is two even pieces (513), the lateral wall threaded connection of double-end lead screw (509) has two movable blocks (512), movable block (512) with it is connected with connecting rod (514) even to rotate between piece (513), two fixedly connected with restriction lever (515) between connecting plate (511), restriction lever (515) with movable block (512) sliding connection, the top fixedly connected with inlet pipe (308) of side box (300).
5. The intelligent sample changing device for the rock triaxial tester according to claim 1, wherein: the second elastic structure comprises a groove (105) formed in the top and the bottom of a second pressure box (104), a sliding plate (106) is connected in the groove (105) in a sliding mode, sliding grooves (400) are formed in two sides of the inside of the second pressure box (104) respectively, two sides of the sliding plate (106) are fixedly connected with sliding blocks (401) of the sliding grooves (400) respectively, limiting grooves (402) are formed in one side of the inside of the sliding grooves (400), one side of each sliding block (401) is fixedly connected with limiting blocks (403) of the limiting grooves (402) in a sliding mode, a mounting hole (404) is formed in one side of each sliding block (401), a second spring (405) is fixedly connected to one side of the inside of each mounting hole (404), and one end of the second spring (405) is fixedly connected with one side of the inside of each sliding groove (400).
6. The intelligent sample changing device for the rock triaxial tester according to claim 5, wherein: the top of passageway (301) fixedly connected with second dog (414), one side of second pressure box (104) seted up with side opening (415) of recess (105) intercommunication, side groove (416) have been seted up to the bottom of side opening (415), lie in second pressure box (104) top one side fixedly connected with of slide (106) with third dog (417) of side groove (416) looks adaptation.
7. The intelligent sample changing device for the rock triaxial tester according to claim 1, wherein: first elastic construction includes three groups of T grooves (201), wherein two sets of T groove (201) are seted up second pressure cell (104) inside front side and left side position, another group T groove (201) are seted up and are located second pressure cell (104) top the bottom of slide (106), the inside both ends position difference sliding connection of T groove (201) has T piece (202), survey both sides fixedly connected with connecting block (203) of clamp plate (200), connecting block (203) with it is connected with connecting rod (204) to rotate between T piece (202), one side fixedly connected with first spring (205) of T piece (202), the one end of first spring (205) with inside one side fixed connection of T groove (201).
8. The intelligent sample changing device for the rock triaxial tester according to claim 1, wherein: the drive structure include with second pressure cell (104) threaded connection's lead screw (302), the one end of lead screw (302) with first pressure cell (102) rotate to be connected, the other end of lead screw (302) passes side box (300) extend to the outside of side box (300) and first sprocket (305) of fixedly connected with, one side of side box (300) is equipped with driving motor (303), driving motor (303) with side box (300) are connected through second support (304), fixed cover is equipped with second sprocket (306) in the drive shaft of driving motor (303), first sprocket (305) are connected through chain (307) with second sprocket (306).
9. The intelligent sample changing device for the rock triaxial tester according to claim 1, wherein: a discharge hole is formed in one side of the side box (300), and a collecting box (309) is connected in the discharge hole in a sliding mode.
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Cited By (1)
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| CN118225553A (en) * | 2024-05-23 | 2024-06-21 | 南通研创石油科技有限公司 | Triaxial pressurization test device for rock sample |
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