A high temperature and high water pressure rock concrete ion corrosion reactor

Abstract

The invention relates to the technical field of rock testing equipment, and proposes a high-temperature and high-water-pressure rock concrete ion corrosion reactor, comprising a reactor, a driving shaft, a supporting assembly, a stirring assembly, a monitoring assembly and a lifting bearing assembly; a driving shaft is vertically rotatably installed in the reactor, the driving shaft is respectively connected with the supporting assembly and the stirring assembly from top to bottom, a spline segment 1 and a spline segment 2 are arranged on the driving shaft from top to bottom, the spline segment 1 and the spline segment 2 are respectively matched with the supporting assembly and the stirring assembly through a spline structure; a plurality of standard specimens are placed on the lifting bearing assembly, and the lifting bearing assembly is matched with a screw mechanism on the supporting assembly through a nut mechanism; a plurality of monitoring assemblies are arranged, the plurality of monitoring assemblies correspond to the plurality of standard specimens one by one, the monitoring assemblies are fixedly arranged on the lifting bearing assembly, and the monitoring assembly drives the monitoring equipment to move toward the standard specimen through the action of a moving cylinder; the invention is convenient for specimen taking, has high test efficiency, and can simulate a variety of complex working conditions.

Description

Technical Field

[0001] The invention relates to the technical field of rock testing equipment, in particular to a high-temperature and high-water-pressure rock concrete ion corrosion reactor. Background Art

[0002] Rock concrete, as a structural material, is widely used in structures such as bridges, dams, and tunnels. It is a material with good durability. However, the deeper the underground environment, the harsher the environment faced by the structural material. Rock concrete structural materials will be corroded by chloride ions, magnesium ions, etc. in groundwater. Especially in underground environments with high ground temperature and high water pressure, ion corrosion will accelerate, affecting the performance of rock concrete, thereby affecting the stability and durability of engineering structures. In the prior art, experimental analysis is generally used to study the influence of ions on the performance of rock concrete and the evolution of its damage, providing a theoretical basis and technical support for the design and construction of engineering structures.

[0003] Generally, the rock concrete ion corrosion test simulating high temperature and high water pressure state is carried out in a reactor, but the reactor in the prior art has the following problems during the test: the sample is placed at the bottom of the reactor or the sample is connected to the driving shaft inside the reactor, and the sample is not easy to take and put due to the internal space limitation of the reactor; a test is only carried out on one sample at a time, and the test efficiency is low, and the reactor only simulates a simple high temperature and high water pressure working condition environment, and it is not easy to simulate a variety of complex working conditions. Summary of the invention

[0004] The purpose of the present invention is to provide a high-temperature and high-water-pressure rock concrete ion corrosion reactor to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A high-temperature and high-water-pressure rock concrete ion corrosion reactor comprises a reactor, a drive shaft, a support assembly, a stirring assembly, a monitoring assembly and a lifting bearing assembly; a drive shaft is vertically rotatably installed in the reactor, and the drive shaft is respectively connected to the support assembly and the stirring assembly from top to bottom; a spline segment 1 and a spline segment 2 are arranged on the drive shaft from top to bottom, the spline segment 1 is connected or separated with the spline structure on the support assembly, and the spline segment 2 is connected or separated with the spline structure on the stirring assembly; a plurality of standard specimens are placed on the lifting bearing assembly, and the lifting bearing assembly is connected with the screw mechanism on the support assembly through a nut mechanism; a plurality of monitoring assemblies are arranged, and the plurality of monitoring assemblies correspond to the plurality of standard specimens one by one, the monitoring assembly is fixedly arranged on the lifting bearing assembly, and the monitoring assembly moves toward the standard specimen through the action of a moving cylinder.

[0007] Preferably, the supporting assembly comprises an upper support rod, a lower support rod, a sliding rod, a screw rod, a spline sleeve and a telescopic cylinder; a matching sleeve and a connecting sleeve are respectively arranged in the middle of the upper support rod and the lower support rod, and the matching sleeve and the connecting sleeve are both sleeved on the driving shaft, a sliding rod is fixedly arranged on one side of the upper support rod and the lower support rod, and a screw rod is rotatably arranged on the other side, and a lifting and lowering bearing assembly is movably arranged between the sliding rod and the screw rod; a telescopic cylinder is arranged on the upper support rod, and the telescopic end of the telescopic cylinder is fixedly connected to the upper part of the spline sleeve, the spline sleeve is slidably sleeved on the spline section, and the lower part of the spline sleeve is connected or separated by an external spline corresponding to an internal spline of the matching sleeve.

[0008] Preferably, the stirring assembly includes a rotating bracket, a spline sleeve, a screw and a threaded sleeve; a matching sleeve is arranged in the middle of the rotating bracket, and the matching sleeve is sleeved on the driving shaft; the spline sleeve is slidingly sleeved on the spline section 2, and the lower end of the outer portion of the spline sleeve is connected or separated correspondingly with the inner spline arranged on the matching sleeve through the outer spline 2; the upper portion of the spline sleeve is fixedly connected to the screw; the outer side of the screw is connected to a threaded sleeve through a thread, and the threaded sleeve is rotatably arranged at the lower portion of the rotating bracket.

[0009] Preferably, the lifting and carrying assembly includes a receiving part, a plug-in part and a plug-in plate with a hole; the receiving part is fixedly and evenly provided with a plurality of cup-shaped parts with hollow interiors, a plurality of flow holes are provided on the side walls of the cup-shaped parts, and the lower end of the cup-shaped parts extends inward to form an abutment plate; a plug-in part is inserted into the upper part of the cup-shaped part, and the standard sample is inserted in the middle of the plug-in part; the plug-in plate with a hole is arranged at the lower part of the cup-shaped part, the lower surface of the plug-in plate with a hole abuts the abutment plate, a mounting rod is arranged in the middle of the upper surface of the plug-in plate with a hole, and the upper end of the mounting rod abuts the lower surface of the standard sample.

[0010] Preferably, the lifting bearing assembly also includes a sliding sleeve, and two opposite sides of the receiving part are respectively provided with a connecting ear 1 and a connecting ear 2, the sliding rod is slidably connected to the connecting ear 1, a nut block is installed on the connecting ear 2, and the nut block is threadedly connected to the screw rod; a sliding sleeve is provided in the middle of the receiving part, and the sliding sleeve is arranged on the driving shaft.

[0011] Preferably, the stirring assembly also includes a sealing box, a fixed shaft and blades. The sealing box is fixedly arranged inside the rotating bracket, and a threaded sleeve is rotatably arranged at the lower part of one side of the sealing box; multiple fixed shafts are fixedly arranged on the rotating bracket, the fixed shafts are vertically arranged, and multiple blades are fixedly arranged on the fixed shafts at intervals.

[0012] Preferably, each of the monitoring components includes a connecting part, a fixed rod, a movable part and a guide plate; a ring plate is arranged on the upper surface of the receiving part, the connecting part is plugged and fixed on the ring plate, a fixed rod is horizontally arranged in the middle of the upper end of the connecting part, a matching block is fixedly arranged on the end of the fixed rod, a movable cylinder is arranged inside the fixed rod, the telescopic end of the movable cylinder passes through the matching block and is fixedly connected to the movable part, connecting rods are arranged at both ends of one side of the movable part, the connecting rods pass through the matching block and are fixedly connected to the guide plate, the guide plate is plugged and slidably connected to the fixed rod, and a monitoring device is installed on the lower surface of the movable part.

[0013] Preferably, a plurality of arc-shaped plates are fixedly arranged circumferentially inside the reactor, an upper annular fixing frame is arranged at the upper part of the reactor body, and an annular lower fixing frame is arranged at the lower part of the reactor body, and both the upper fixing frame and the lower fixing frame are fixedly connected to the reactor body through the arc-shaped plates; the upper fixing frame is plugged and rotatably connected to the end of the upper support rod, and the lower fixing frame is plugged and rotatably connected to the rotating bracket.

[0014] Preferably, the monitoring device includes a temperature sensor, a pressure sensor and a speed sensor, the temperature sensor and the pressure sensor are respectively installed at both ends of the lower surface of the moving part, the speed sensor is fixedly arranged between the temperature sensor and the pressure sensor, the temperature sensor is connected to the temperature controller through an electrical connection, the pressure sensor is connected to the pressure gauge through an electrical connection, and the speed sensor is connected to the speed meter through an electrical connection.

[0015] Preferably, the reaction kettle comprises a kettle body and a kettle cover, a gas phase inlet and a gas phase outlet are arranged on the upper end of the kettle body, the gas phase inlet is connected to the inert gas storage equipment through a booster pump, a jacket is arranged at the lower outer part of the kettle body, a heating medium inlet and a cooling medium inlet are respectively arranged on both sides of the jacket, the heating medium inlet is connected to the boiler equipment, the cooling medium inlet is connected to the cooling water equipment, and a vent is arranged on the kettle cover, which is connected to the fan.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] The present invention provides a high-temperature and high-water-pressure rock concrete ion corrosion reactor. A support assembly and a stirring assembly are arranged in the reactor. The support assembly is installed with a standard sample through a lifting bearing assembly. Both the support assembly and the stirring assembly can be connected or separated with a driving shaft. The driving shaft can drive the support assembly to rotate alone, or drive the support assembly and the stirring assembly to rotate at the same time, so as to simulate the scouring and corrosion of the standard sample in different directions and at different flow rates by groundwater with different ion concentrations in different environments, or the driving shaft can drive the stirring assembly to rotate alone, so as to facilitate the full mixing of high-pressure water and multi-ion mixed liquid in the reactor body.

[0018] The invention provides a high-temperature and high-water-pressure rock concrete ion corrosion reactor, which is provided with a liftable lifting bearing assembly, on which a plurality of standard samples can be inserted, so that a plurality of different samples can be tested at the same time, and the test efficiency is high; the standard sample is inserted in a receiving part, and a flow hole is opened on the side wall of the receiving part, so that the entire standard sample can react with the liquid in the reactor.

[0019] The present invention provides a high-temperature and high-water-pressure rock concrete ion corrosion reactor, in which a plurality of monitoring components arranged along the circumferential direction are arranged on a lifting bearing component, and a monitoring device which can move radially toward a standard sample is arranged on the monitoring component, so that the reaction temperature around the standard sample can be detected more accurately, which is convenient for test personnel to adjust in time and prevent the temperature and pressure in the reactor from being too high. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of a high-temperature and high-water-pressure rock concrete ion corrosion reactor according to an embodiment of the present invention;

[0021] Figure 2 This is a schematic cross-sectional structure diagram of a high-temperature and high-water-pressure rock concrete ion corrosion reactor according to an embodiment of the present invention;

[0022] Figure 3 This is a schematic diagram of the exploded structure of the reactor connection according to an embodiment of the present invention;

[0023] Figure 4 This is a schematic diagram of the connection structure of the support assembly and the lifting bearing assembly according to an embodiment of the present invention;

[0024] Figure 5 This is a schematic diagram of the drive shaft structure of an embodiment of the present invention;

[0025] Figure 6 This is a schematic diagram of the exploded structure of a stirring assembly according to an embodiment of the present invention;

[0026] Figure 7 It is a cross-sectional view of a portion of the stirring assembly of an embodiment of the present invention;

[0027] Figure 8 This is a schematic diagram of the exploded structure of the connection between the lifting load-bearing assembly and the standard specimen according to an embodiment of the present invention;

[0028] Fig. 9 It is a cross-sectional view of the connection between the lifting bearing assembly and the standard specimen according to the embodiment of the present invention;

[0029] Fig.10 This is a schematic diagram of the decomposition structure of the monitoring components connection according to an embodiment of the present invention;

[0030] Fig.11 A cross-sectional view of a monitoring component according to an embodiment of the present invention;

[0031] Fig.12 for Figure 3 A magnified schematic diagram of area A in the middle.

[0032] Reference numerals:

[0033] 10. Reactor; 101. Gas phase inlet; 102. Gas phase outlet; 103. Heating medium inlet; 104. Cooling medium inlet; 105. Heat exchange medium outlet; 106. Exhaust outlet; 107. Exhaust outlet; 108. Input port; 109. Manhole; 110. Ventilation port; 111. Rack; 112. Drive motor; 113. Upper fixing frame; 114. Lower fixing frame; 115. Arc plate; 20. Drive shaft; 201. Spline segment 1; 202. Spline Key segment 2; 30, support assembly; 301, upper support rod; 3011, matching sleeve 1; 3012, connecting groove; 302, lower support rod; 3021, connecting tube; 303, sliding rod; 304, screw rod; 305, driven gear 1; 306, driving gear 1; 307, lifting motor; 308, spline sleeve 1; 309, adjustment plate 1; 310, telescopic cylinder; 40, stirring assembly; 401, rotating bracket; 4011, matching sleeve 2; 402, fixed shaft ; 403, blade; 404, sealing box; 405, spline sleeve 2; 406, adjusting plate 2; 407, screw; 408, threaded sleeve; 409, driven gear 2; 410, driving gear 2; 411, adjusting motor; 50, monitoring component; 501, connecting piece; 502, fixing rod; 5021, matching block; 5022, guide groove; 5023, perforation; 503, moving part; 5031, connecting rod; 5032, connecting hole; 504, temperature Sensor; 505, pressure sensor; 506, guide plate; 507, moving cylinder; 508, speed sensor; 60, standard specimen; 70, lifting bearing assembly; 701, receiving part; 7011, connecting ear one; 7012, connecting ear two; 7013, ring plate; 7014, cup-shaped part; 7015, abutment plate; 702, sliding sleeve; 703, plug-in part; 7031, baffle; 7032, boss; 704, plug-in plate with holes; 7041, mounting rod. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0035] In the following description of the invention, it should be noted that the terms "upper", "lower", "left", "right", "inner", "outer", etc., indicating directions or positional relationships, are based on directions or positional relationships shown in the drawings, and are only for the convenience of describing the invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction or be constructed and operated in a specific direction. The term "connection" only indicates the connection between devices and has no special meaning.

[0036] In addition, the technical fields and installation methods involved in the embodiments of the present invention described below can be combined with each other as long as there is no conflict between them.

[0037] Specific implementation: Please refer to Figure 1-Figure 12 A high-temperature and high-water-pressure rock concrete ion corrosion reactor comprises a reactor 10, a drive shaft 20, a support assembly 30, a stirring assembly 40, a monitoring assembly 50 and a lifting bearing assembly 70; a drive shaft 20 is vertically rotatably installed in the reactor 10, and the drive shaft 20 is respectively connected to the support assembly 30 and the stirring assembly 40 from top to bottom, and the support assembly 30 and the stirring assembly 40 are both connected or separated with the drive shaft 20 through a spline structure; a plurality of standard samples 60 are placed on the lifting bearing assembly 70, and the lifting bearing assembly 70 is connected with the screw mechanism on the support assembly 30 through a nut mechanism; the monitoring assembly 50 is fixedly arranged on the lifting bearing assembly 70, and the monitoring assembly 50 drives the monitoring device to move toward the standard sample 60 through the action of the moving cylinder 507.

[0038] The reactor 10 comprises a reactor body and a reactor cover, wherein a gas phase inlet 101 and a gas phase outlet 102 are arranged on the upper end of the reactor body, a discharge outlet 105 is arranged in the middle of the lower end of the reactor body, a jacket is arranged at the lower part of the reactor body, a heating medium inlet 103 and a cooling medium inlet 104 are arranged on both sides of the jacket, a heat exchange medium outlet 106 is arranged at the lower end of the jacket, a plurality of arc plates 115 are fixedly arranged in the circumferential direction inside the reactor body, an annular upper fixing frame 113 is arranged at the upper part of the reactor body, an annular lower fixing frame 114 is arranged at the lower part of the reactor body, and an upper fixing frame 115 is fixedly arranged in the circumferential direction inside the reactor body. The fixed frame 113 and the lower fixed frame 114 are fixedly connected to the kettle body through an arc plate 115; a frame 111 is set at the upper end of the middle part of the kettle cover, and a driving motor 112 is fixedly set above the frame 111. The output shaft of the driving motor 112 is fixedly connected with a reducer, and the output shaft of the reducer is fixedly connected to the driving shaft 20 through a coupling. An outlet 107, an inlet 108, a manhole 109 and a vent 110 are respectively arranged on the kettle cover. The specific structure of the kettle body and the kettle cover of the reactor 10 is the existing technology and will not be repeated here.

[0039] The discharge port 107 is connected to the water delivery device through a booster pump, and is used to input high-pressure water into the reactor 10. When the test is completed, the liquid in the reactor 10 is discharged, and high-pressure water can be introduced through the discharge port 107 to clean the inside of the reactor 10, thereby reducing the impact on the liquid ion concentration in the next test; the test personnel can input a multi-ion mixed solution into the reactor 10 through the input port 108, so that the reactor 10 and the high-pressure water are stirred and mixed by the stirring component 40 to simulate the groundwater environment with different ion concentrations; an observation window is set on the manhole 109, which is convenient for the test personnel to see through the observation window (not shown in the figure). The vent 110 is connected to a fan (not shown) through a pipeline to ventilate the reactor 10. After the liquid in the reactor 10 is discharged, the humid environment in the reactor 10 is quickly dried to facilitate the next test. The gas phase inlet 101 is connected to an inert gas storage device through a booster pump to input high-pressure inert gas into the reactor 10 to adjust the pressure in the reactor 10 and simulate a high-pressure environment. The gas phase output port 102 can discharge gas when the pressure in the reactor 10 is high, thereby adjusting the pressure in the reactor 10.

[0040] The heating medium inlet 103 is connected to the boiler equipment, and hot steam can be introduced into the jacket to exchange heat with the liquid with a lower temperature in the reactor 10, thereby simulating a high temperature environment in the reactor 10. The gas-liquid mixture after heat exchange can be discharged through the heat exchange medium outlet 106 at the lower end of the jacket; the cooling medium inlet 104 is connected to the cooling water equipment, and cooling water can be introduced into the jacket to exchange heat with the liquid with a higher temperature in the reactor 10, so as to cool the reactor 10 and adjust the temperature in the reactor 10 to prevent the temperature in the reactor 10 from being too high, which may cause the reactor 10 to rupture.

[0041] The drive shaft 20 is provided with a spline section 1 201 and a spline section 202 from top to bottom. The spline section 1 201 is connected or separated with the spline structure on the support assembly 30. The drive shaft 20 drives the support assembly 30, the lifting and bearing assembly 70 and the monitoring assembly 50 to rotate, so that the liquid around the lifting and bearing assembly 70 flows, which can simulate the scouring and corrosion reaction of the outflowing liquid on the standard sample 60, and the scouring speed is adjustable; the spline section 202 is connected or separated with the spline structure on the stirring assembly 40, and the drive shaft 20 drives the stirring assembly 40 to rotate, which can fully mix the high-pressure water and the multi-ion mixed solution; the drive shaft 20 drives the support assembly 30 and the stirring assembly 40 to rotate at the same time, simulating the scouring and corrosion of the standard sample 60 by groundwater in different environments in different directions and at different flow rates.

[0042] The support assembly 30 includes an upper support rod 301, a lower support rod 302, a sliding rod 303, a screw rod 304, a driven gear 305, a driving gear 306 and a lifting motor 307; the upper support rod 301 is arranged in the middle of the upper fixed frame 113, the end of the upper support rod 301 is plugged and movably connected with the upper fixed frame 113, a matching sleeve 3011 is arranged in the middle of the upper support rod 301, the matching sleeve 3011 is sleeved on the drive shaft 20, and the matching sleeve 3011 is provided with an internal spline 1, the lower support rod 302 is arranged parallel to the lower support rod 301, the middle of the lower support rod 302 is provided with a connecting tube 3021, and the connecting tube 3021 is sleeved on the drive shaft 20; one end of the upper support rod 301 is fixedly provided with a sliding rod 303, and the lower end of the sliding rod 303 is fixedly connected to the lower support rod 302 , a screw rod 304 is rotatably set on the other side of the upper support rod 301, and the lower end of the screw rod 304 is rotatably connected to the lower support rod 302, the sliding rod 303 and the screw rod 304 are vertically set, and a lifting and loading component 70 is movably set between the sliding rod 303 and the screw rod 304, and a driven gear 305 is fixedly sleeved on the upper end of the screw rod 304. A lifting motor 307 is fixedly set on the upper surface of the upper support rod 301, and a driving gear 306 is fixedly set on the output shaft of the lifting motor 307, and the driving gear 306 is meshed and connected with the lifting motor 307; when adjusting the position of the lifting and loading component 70, the lifting motor 307 is started, and the output shaft of the lifting motor 307 drives the driving gear 306 and the driven gear 305 to rotate, so that the screw rod 304 rotates, so that the lifting and loading component 70 moves upward or downward to a suitable position.

[0043] The support assembly 30 also includes a spline sleeve 308, an adjustment plate 309 and a telescopic cylinder 310. A connecting groove 3012 is provided on the upper support rod 301, and a telescopic cylinder 310 is vertically installed on the connecting groove 3012. The fixed end of the telescopic cylinder 310 passes through the connecting groove 3012 from top to bottom and is fixedly connected to the lower surface of the upper support rod 301. The telescopic end of the telescopic cylinder 310 is fixedly connected to one end of the adjustment plate 309, and a connecting ring 1 is provided on the other end of the adjustment plate 309. The spline sleeve 308 is slidably sleeved on the spline segment 201, and the spline sleeve 308 is meshed with the spline segment 201 through a spline structure. The spline sleeve 308 An annular groove is provided on the outer upper end, and the annular groove is matched and connected with a connecting ring on an adjusting plate 309. An external spline is provided on the outer lower end of a spline sleeve 308. An external spline on the spline sleeve 308 is matched and connected or separated with an internal spline on a matching sleeve 3011. When the support assembly 30 is adjusted to rotate synchronously with the drive shaft 20, the telescopic cylinder 310 is actuated to shorten the telescopic end of the telescopic cylinder 310, thereby driving the adjusting plate 309 to move downward along the axial direction of the spline section 201, so that an external spline on the spline sleeve 308 is matched and plugged with an internal spline on the matching sleeve 3011, thereby making the support assembly 30 rotate synchronously with the drive shaft 20.

[0044] The stirring assembly 40 includes a rotating bracket 401, a fixed shaft 402, a blade 403, a sealing box 404, a spline sleeve 405, an adjustment plate 406, a screw 407 and a threaded sleeve 408; the rotating bracket 401 is arranged inside the lower fixed frame 114, and a plurality of L-shaped brackets are evenly arranged at the lower part of the rotating bracket 401, and the plurality of L-shaped brackets are connected to the connecting sleeve at the same time, and the connecting sleeve is arranged on the driving shaft 20, and a plurality of fixed plates are radially arranged on the upper surface of the rotating bracket 401, and the ends of the plurality of fixed plates are extended outwardly to be plugged and movably connected with the lower fixed frame 114, and the fixed shaft 402 is vertically fixed on the end of the fixed plate, and the fixed shaft 402 is axially spaced A plurality of blades 403 are provided to facilitate the thorough mixing of the high-pressure water and the multi-ion solution introduced into the reactor 10; a second matching sleeve 4011 is provided in the middle of the rotating bracket 401, the second matching sleeve 4011 is sleeved on the second spline section 202, and an internal spline 2 is provided on the second matching sleeve 4011; the sealing box 404 adopts an annular structure, the sealing box 404 is fixedly provided inside the rotating bracket 401, a threaded sleeve 408 is rotatably provided on one side of the sealing box 404, the upper end of the threaded sleeve 408 passes through the upper surface of the sealing box 404, and a sealing sleeve is provided between the threaded sleeve 408 and the sealing box 404 to prevent the liquid inside the reactor 10 from entering the inside of the sealing box 404.

[0045] The threaded sleeve 408 is internally threadedly connected with a screw 407, the upper end of which extends upward to the top of the rotating bracket 401, and the screw 407 is located between two adjacent fixed plates on the rotating bracket 401, avoiding the rotating bracket 401; the upper end of the screw 407 is fixedly connected to one end of the adjusting plate 406, and the other end of the adjusting plate 406 is provided with a connecting ring 2; the spline sleeve 405 is slidably sleeved on the spline segment 202, and the spline sleeve 405 is meshed with the spline segment 202 through a spline structure, an annular groove 2 is provided on the outer upper end of the spline sleeve 405, and the annular groove 2 is matched with the connecting ring 2 on the adjusting plate 406, and an external spline 2 is provided on the outer lower end of the spline sleeve 405, and the external spline 2 on the spline sleeve 405 is matched with or separated from the internal spline 2 on the matching sleeve 4011.

[0046] The stirring assembly 40 also includes a driven gear 2 409, a driving gear 2 410 and an adjusting motor 411; the driven gear 2 409 is fixedly sleeved on the lower end of the threaded sleeve 408, and the adjusting motor 411 is fixedly arranged inside the sealing box 404; a driving gear 2 410 is fixedly arranged on the output shaft of the adjusting motor 411, and the driving gear 2 410 is meshed and connected with the driven gear 2 409; when the stirring assembly 40 is adjusted to rotate synchronously with the driving shaft 20, the adjusting motor 411 is started, and the output shaft of the adjusting motor 411 drives the driving gear 2 410, so that the driven gear 2 409 and the threaded sleeve 408 rotate, so that the screw 407 drives the adjusting plate 2 406 and the spline sleeve 2 405 to move downward along the axial direction of the spline section 202, so that the outer spline 2 on the spline sleeve 205 is engaged with the inner spline 2 on the matching sleeve 2 4011, and the adjusting motor 411 is turned off.

[0047] The standard sample 60 is formed by placing rock concrete in a test mold. During the test, the size and composition of the standard sample 60 should comply with the relevant test standards to reduce test variables and errors.

[0048] The lifting bearing assembly 70 includes a receiving member 701, a sleeve 702, a plug-in member 703 and a plug-in plate 704 with a hole; the receiving member 701 is a polygonal member, and two opposite sides of the receiving member 701 are respectively provided with a connecting ear 1 7011 and a connecting ear 2 7012, and the connecting ear 1 7011 and the connecting ear 2 7012 are respectively penetrated with a through hole 1 and a through hole 2, the sliding rod 303 passes through the through hole 1 on the connecting ear 1 7011 and is slidably connected to the connecting ear 1 7011, a nut block is installed on the through hole 2 of the connecting ear 2 7012, and the connecting ear 2 7012 is threadedly connected to the screw rod 304 through the nut block; a sleeve 702 is provided in the middle of the receiving member 701, and the sleeve 702 is sleeved on the outside of the driving shaft 20; a ring plate 7013 is provided on the upper surface of the receiving member 701, and the ring plate 7013 is concentrically arranged with the sleeve 702.

[0049] The receiving part 701 is fixed with a plurality of cup-shaped parts 7014, and the plurality of cup-shaped parts 7014 are evenly distributed. The interior of the cup-shaped parts 7014 is hollow. The cup-shaped parts 7014 include an upper mounting section, a flow section and a lower receiving section. The upper mounting section, the flow section and the lower receiving section are integrally formed. The upper mounting section and the lower receiving section adopt a square structure, and the flow section adopts an inverted trapezoidal structure. The upper end of the upper mounting section is fixedly connected to the receiving part 701, and a plurality of flow holes are provided on the plurality of side walls of the flow section, so that the liquid in the reactor 10 can enter the cup-shaped part 7014 to react with the lower part of the standard sample 60. The lower end of the lower receiving section extends inward to form an abutment plate 701. 5; the connector 703 is inserted into the upper part of the cup-shaped part 7014, and the upper edge of the ring plate 7013 extends outward to form a baffle 7031, and the lower surface of the baffle 7031 abuts against the upper surface of the receiving part 701, and a boss 7032 is arranged in the middle of the connector 703, and the boss 7032 is plugged into the standard sample 60; the perforated plug plate 704 is arranged in the lower receiving section of the cup-shaped part 7014, and the lower surface of the perforated plug plate 704 abuts against the abutting plate 7015, and a mounting rod 7041 is arranged in the middle of the upper surface of the perforated plug plate 704, and the upper end of the mounting rod 7041 can abut against the lower surface of the standard sample 60, so as to support the standard sample 60.

[0050] The monitoring components 50 are provided in plurality, and the plurality of monitoring components 50 correspond to the plurality of standard samples 60 one by one; each of the monitoring components 50 comprises a connecting member 501, a fixing rod 502, a moving member 503 and a guide plate 506; a mounting groove is provided at the lower end of the connecting member 501, the connecting member 501 is fixed on the ring plate 7013 by plugging in the mounting groove, and the connecting member 501 is located near the standard sample 60, a supporting rod is vertically provided at the middle of the upper end of the connecting member 501, a fixing rod 502 is horizontally provided at the upper end of the supporting rod, the end of the fixing rod 502 extends in a direction close to the standard sample 60, and a matching block 5021 is fixedly provided on the end, through holes 5023 are provided at both ends of the matching block 5021, and guide grooves 5022 are respectively provided on both sides of the fixing rod 502; the fixing rod A receiving groove is arranged inside 502, and a moving cylinder 507 is installed in the receiving groove. The fixed end of the moving cylinder 507 is fixedly connected to the receiving groove, and the telescopic end of the moving cylinder 507 passes through the matching block 5021 and is fixedly connected to the moving member 503; a connecting hole 5032 is arranged in the middle of the moving member 503, and the connecting hole 5032 is fixedly connected to the telescopic end of the moving cylinder 507, and connecting rods 5031 are arranged at both ends of the moving member 503, and the connecting rod 5031 passes through the through hole 5023 on the matching block 5021, and a guide plate 506 is fixedly arranged at the end of the connecting rod 5031 away from the moving member 503, and a guide platform is arranged on one side of the guide plate 506, and the guide plate 506 is plugged and slidably connected with the guide groove 5022 on the fixed rod 502 through the guide platform, so that the moving member 503 can move smoothly.

[0051] A monitoring device is installed on the lower surface of the moving part 503, and the monitoring device includes a temperature sensor 504, a pressure sensor 505 and a speed sensor 508. The temperature sensor 504 and the pressure sensor 505 are respectively installed at both ends of the moving part 503. The temperature sensor 504 is connected to a temperature controller (not shown in the figure) through an electrical connection, and the pressure sensor 505 is connected to a pressure gauge (not shown in the figure) through an electrical connection. The speed sensor 508 is arranged between the temperature sensor 504 and the pressure sensor 505, and the speed sensor 508 is fixedly connected to the moving part 503. The speed sensor 508 is connected to the speed meter (not shown in the figure) through an electrical connection. The experimenter can directly observe the temperature and pressure in the reactor 10 and the liquid flow rate through the temperature controller, pressure gauge and speed meter, which is convenient for the experimenter to control; when the monitoring component 50 is used, the moving cylinder 507 is actuated, and the telescopic end of the moving cylinder 507 is extended, pushing the moving part 503 to move toward the direction close to the standard sample 60. At the same time, the guide plate 506 moves smoothly along the guide groove 5022, driving the temperature sensor 504 and the pressure sensor 505 to move to the vicinity of the standard sample 60.

[0052] In one example, the standard sample 60 may be placed in a flowing or stationary high-temperature and high-pressure liquid, and the corrosion characteristics of the standard sample 60 in these two states may be studied and tested.

[0053] In one example, different ions and ratios may be introduced into the reactor 10 to study the corrosion characteristics of the standard sample 60 under different environments, non-passing ions, and different ion concentration conditions.

[0054] The use process and working principle of this device:

[0055] The standard sample 60 is placed in a flowing or stationary high-temperature and high-pressure liquid, respectively, and the corrosion characteristics of the standard sample 60 in these two states are studied and tested;

[0056] (1) Placing the standard samples 60: Open the lid of the reactor 10, start the lifting motor 307, and the output shaft of the lifting motor 307 drives the driving gear 1 306 and the driven gear 1 305 to rotate, so that the screw rod 304 rotates, so that the lifting bearing assembly 70 moves upward to a suitable position; place multiple standard samples 60 one by one on the receiving member 701; reverse the lifting motor 307 to drive the lifting bearing assembly 70 and the standard samples 60 to move downward to a suitable position; close and fix the lid and the reactor body of the reactor 10;

[0057] (2) Preparation of high-pressure water reaction solution: high-pressure water and multi-ion mixed solution are introduced into the reaction kettle 10, and the regulating motor 411 is started. The output shaft of the regulating motor 411 drives the second driving gear 410 to rotate the second driven gear 409 and the threaded sleeve 408, so that the screw 407 drives the second regulating plate 406 and the second spline sleeve 405 to move downward along the axial direction of the second spline section 202, so that the second external spline on the second spline sleeve 405 is mated with the second internal spline on the second matching sleeve 4011, and the regulating motor 411 is turned off, and the driving motor 112 is started to rotate the driving shaft 20, so that the high-pressure water and the multi-ion mixed solution are evenly stirred, and the driving motor 112 is turned off; the regulating motor 411 is reversed to separate the second spline sleeve 405 from the second matching sleeve 4011;

[0058] (3) Adjusting the test environment temperature or pressure: connecting the heating medium inlet 103 to the boiler equipment, introducing hot steam into the jacket, exchanging heat with the lower temperature liquid in the reactor 10, and simulating a high temperature environment; if necessary, connecting the gas phase inlet 101 to the inert gas storage device, and introducing high-pressure inert gas into the reactor 10 to assist in adjusting the high water pressure environment;

[0059] (4) Simulating flowing water environment: The telescopic cylinder 310 is actuated to shorten the telescopic end of the telescopic cylinder 310, driving the adjusting plate 309 to move downward along the axial direction of the spline segment 201, so that the outer spline 1 on the spline sleeve 308 is mated with the inner spline 1 on the matching sleeve 3011, thereby making the supporting assembly 30 rotate synchronously with the driving shaft 20, causing the liquid near the lifting bearing assembly 70 to flow and flush the standard sample 60;

[0060] (5) Test results: The corrosion response of the standard sample 60 over time in a flowing liquid environment and a static high-temperature and high-pressure liquid environment was tested and recorded.

[0061] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high temperature and high water pressure rock concrete ion corrosion reactor, characterized by: The invention comprises a reaction kettle (10), a drive shaft (20), a support assembly (30), a stirring assembly (40), a monitoring assembly (50) and a lifting bearing assembly (70); the drive shaft (20) is vertically rotatably installed in the reaction kettle (10), and the drive shaft (20) is respectively connected to the support assembly (30) and the stirring assembly (40) from top to bottom; a spline segment 1 (201) and a spline segment 2 (202) are arranged on the drive shaft (20) from top to bottom, and the spline segment 1 (201) is connected to the support assembly (30). The spline structure of the lifting and lowering bearing assembly (70) is connected or separated in cooperation with each other, and the spline section 2 (202) is connected or separated in cooperation with the spline structure on the stirring assembly (40), and a plurality of standard samples (60) are placed on the lifting and lowering bearing assembly (70); a plurality of monitoring assemblies (50) are provided, and the plurality of monitoring assemblies (50) correspond to the plurality of standard samples (60) in a one-to-one manner, and the monitoring assembly (50) is fixedly provided on the lifting and lowering bearing assembly (70), and the monitoring assembly (50) moves toward the standard sample (60) through the action of the moving cylinder (507); The support assembly (30) comprises an upper support rod (301), a lower support rod (302), a slide rod (303), a screw rod (304), a spline sleeve (308) and a telescopic cylinder (310); a matching sleeve (3011) and a connecting sleeve (3021) are respectively arranged in the middle of the upper support rod (301) and the lower support rod (302); the matching sleeve (3011) and the connecting sleeve (3021) are both sleeved on the drive shaft (20); a slide rod is fixedly arranged on one side of the upper support rod (301) and the lower support rod (302); (303), a screw rod (304) is rotatably arranged on the other side, and a lifting bearing assembly (70) is movably arranged between the sliding rod (303) and the screw rod (304); a telescopic cylinder (310) is arranged on the upper support rod (301), and the telescopic end of the telescopic cylinder (310) is fixedly connected to the upper part of the spline sleeve (308), the spline sleeve (308) is slidably sleeved on the spline section (201), and the lower part of the spline sleeve (308) is connected or separated by correspondingly matching with the internal spline of the matching sleeve (3011) through the external spline. The stirring assembly (40) comprises a rotating bracket (401), a second spline sleeve (405), a screw (407) and a threaded sleeve (408); a second matching sleeve (4011) is arranged in the middle of the rotating bracket (401), and the second matching sleeve (4011) is sleeved on the driving shaft (20); the second spline sleeve (405) is slidably sleeved on the second spline segment (202), and the lower end of the outer portion of the second spline sleeve (405) is correspondingly connected or separated with the second internal spline arranged on the second matching sleeve (4011) through the second external spline; the upper portion of the second spline sleeve (405) is fixedly connected to the screw (407); the outer portion of the screw (407) is connected to the threaded sleeve (408) through a thread, and the threaded sleeve (408) is rotatably arranged on the lower portion of the rotating bracket (401); The stirring assembly (40) further comprises a sealing box (404), a fixed shaft (402) and blades (403); the sealing box (404) is fixedly arranged inside the rotating bracket (401); a threaded sleeve (408) is rotatably arranged at a lower part of one side of the sealing box (404); a plurality of fixed shafts (402) are fixedly arranged on the rotating bracket (401); the fixed shafts (402) are vertically arranged; and a plurality of blades (403) are fixedly arranged on the fixed shafts (402) at intervals; A plurality of arc-shaped plates (115) are fixedly arranged in the circumferential direction inside the reaction kettle (10); an annular upper fixing frame (113) is arranged at the upper part of the kettle body, and an annular lower fixing frame (114) is arranged at the lower part of the kettle body; the upper fixing frame (113) and the lower fixing frame (114) are both fixedly connected to the kettle body via the arc-shaped plates (115); the upper fixing frame (113) is plugged and rotatably connected to the end of the upper support rod (301); and the lower fixing frame (114) is plugged and rotatably connected to the rotating bracket (401); By connecting or separating the spline section 1 (201) from the spline structure on the support assembly (30), and connecting or separating the spline section 2 (202) from the spline structure on the stirring assembly (40), the drive shaft (20) can independently drive the support assembly (30), the lifting and lowering bearing assembly (70), and the monitoring assembly (50) to rotate, thereby simulating the scouring and corrosion reaction of the flowing liquid on the standard sample (60). The drive shaft (20) can independently drive the stirring assembly (40) to rotate, thereby fully mixing the high-pressure water and the multi-ion mixed solution. The drive shaft (20) simultaneously drives the support assembly (30) and the stirring assembly (40) to rotate, thereby simulating the scouring and corrosion of the standard sample (60) by groundwater in different environments in different directions and at different flow rates.

2. A high temperature and high water pressure rock concrete ion corrosion reactor according to claim 1, characterized in that: The lifting bearing assembly (70) comprises a receiving member (701), a plug-in member (703) and a plug-in plate with holes (704); the receiving member (701) is fixedly and evenly provided with a plurality of cup-shaped members (7014) with hollow interiors, a plurality of flow holes are provided on the side wall of the cup-shaped member (7014), and the lower end of the cup-shaped member (7014) extends inwardly to form an abutment plate (7015); a plug-in member (703) is inserted into the upper part of the cup-shaped member (7014), and a standard sample (60) is inserted into the middle part of the plug-in member (703); the plug-in plate with holes (704) is arranged at the lower part of the cup-shaped member (7014), the lower surface of the plug-in plate with holes (704) abuts against the abutment plate (7015), a mounting rod (7041) is arranged in the middle part of the upper surface of the plug-in plate with holes (704), and the upper end of the mounting rod (7041) abuts against the lower surface of the standard sample (60).

3. A high temperature and high water pressure rock concrete ion corrosion reactor according to claim 2, characterized in that: The lifting bearing assembly (70) further comprises a sliding sleeve (702); two opposite side surfaces of the receiving member (701) are respectively provided with a connecting ear 1 (7011) and a connecting ear 2 (7012); the sliding rod (303) is slidably connected to the connecting ear 1 (7011); a nut block is installed on the connecting ear 2 (7012); and the nut block is threadedly connected to the screw rod (304); a sliding sleeve (702) is provided in the middle of the receiving member (701); and the sliding sleeve (702) is sleeved on the driving shaft (20).

4. A high temperature and high water pressure rock concrete ion corrosion reactor according to claim 2, characterized in that: Each monitoring assembly (50) comprises a connecting member (501), a fixed rod (502), a movable member (503) and a guide plate (506); a ring plate (7013) is arranged on the upper surface of the receiving member (701); the connecting member (501) is plugged and fixed on the ring plate (7013); a fixed rod (502) is horizontally arranged in the middle of the upper end of the connecting member (501); a matching block (5021) is fixedly arranged on the end of the fixed rod (502); a movable cylinder (507) is arranged inside the fixed rod (502); the telescopic end of the movable cylinder (507) passes through the matching block (5021) and is fixedly connected to the movable member (503); connecting rods (5031) are arranged at both ends of one side of the movable member (503); the connecting rod (5031) passes through the matching block (5021) and is fixedly connected to the guide plate (506); the guide plate (506) is plugged and slidably connected to the fixed rod (502); and a monitoring device is installed on the lower surface of the movable member (503).

5. The high temperature and high water pressure rock concrete ion corrosion reactor according to claim 4, characterized in that: The monitoring device comprises a temperature sensor (504), a pressure sensor (505) and a speed sensor (508); the temperature sensor (504) and the pressure sensor (505) are respectively mounted at two ends of the lower surface of the moving part (503); the speed sensor (508) is fixedly arranged between the temperature sensor (504) and the pressure sensor (505); the temperature sensor (504) is connected to a temperature controller via an electrical connection; the pressure sensor (505) is connected to a pressure gauge via an electrical connection; and the speed sensor (508) is connected to a speed meter via an electrical connection.

6. The high temperature and high water pressure rock concrete ion corrosion reactor according to claim 1, characterized in that: The reaction kettle (10) comprises a kettle body and a kettle cover. A gas phase inlet (101) and a gas phase outlet (102) are arranged on the upper end of the kettle body. The gas phase inlet (101) is connected to an inert gas storage device via a booster pump. A jacket is arranged at the lower outer part of the kettle body. A heating medium inlet (103) and a cooling medium inlet (104) are arranged on both sides of the jacket. The heating medium inlet (103) is connected to a boiler device, and the cooling medium inlet (104) is connected to a cooling water device. A vent (110) is arranged on the kettle cover, and the vent (110) is connected to a fan.

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