CN113984760B - Geological sample pressurized scanning device and method - Google Patents
Geological sample pressurized scanning device and method Download PDFInfo
- Publication number
- CN113984760B CN113984760B CN202111194864.8A CN202111194864A CN113984760B CN 113984760 B CN113984760 B CN 113984760B CN 202111194864 A CN202111194864 A CN 202111194864A CN 113984760 B CN113984760 B CN 113984760B
- Authority
- CN
- China
- Prior art keywords
- mounting port
- sample
- autoclave
- flange
- scanning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a geological sample under-pressure scanning device and a geological sample under-pressure scanning method, wherein the scanning device comprises an autoclave, a feeding mechanism, a rotating mechanism and a scanning probe; a high-pressure cavity is formed in the autoclave along the axial direction of the autoclave; the two scanning probes are symmetrically arranged on the upper outer wall and the lower outer wall of the autoclave and are positioned on the two radial sides of the high-pressure cavity; the two ends of the autoclave, which are positioned in the high-pressure cavity, are respectively provided with a detachable sealing structure; the rotating mechanism can penetrate through the sealing structure along the axial direction of the high-pressure cavity and stretch the sample into the high-pressure cavity; the rotating mechanism can drive the sample to rotate around the axis of the high-pressure cavity; the feeding mechanism is arranged on the autoclave and can be in transmission fit with the rotating mechanism, so that a sample can be driven to feed along the axial direction of the high-pressure cavity, and the sample is positioned between the two scanning probes; the device and the method for scanning the geological sample under pressure have the advantages of reliable structure, small volume and easy operation, and can realize the scanning test of the geological sample under pressure and improve the test precision.
Description
Technical Field
The invention belongs to the technical field of geological sample pressured scanning devices, and particularly relates to a geological sample pressured scanning device and method.
Background
Natural gas hydrate is widely considered as one of the novel clean energy sources taking over coal, petroleum and natural gas with the highest potential in the 21 st century, and is a new energy source with huge reserves which is not developed at present; thus, investigation, evaluation, and development of natural gas hydrate resources are an important part of the national energy strategy program.
In the natural gas hydrate resource exploration process, in order to better study the properties of a hydrate sample, the acquired pressure-maintaining sample is required to be subjected to pressure scanning detection in a pressure environment, and the internal structure data of the sample is acquired at the first time, so that precious data is provided for accurately evaluating the occurrence characteristics of the hydrate; at present, the domestic sample scanning device works under normal pressure environment and can not meet the hydrate resource investigation requirement.
Based on the technical problems existing in the geological sample under-pressure scanning test, no relevant solution exists yet; there is therefore an urgent need to seek an effective solution to the above problems.
Disclosure of Invention
The invention aims at overcoming the defects in the prior art, and provides a geological sample pressure scanning device and a geological sample pressure scanning method, which aim to solve the problem of the existing geological sample pressure scanning test.
The invention provides a geological sample under-pressure scanning device, which comprises an autoclave, a feeding mechanism, a rotating mechanism and a scanning probe, wherein the scanning probe is arranged on the autoclave; a high-pressure cavity is formed in the autoclave along the axial direction of the autoclave; the two scanning probes are symmetrically arranged on the upper outer wall and the lower outer wall of the autoclave and are positioned on the two radial sides of the high-pressure cavity; the two ends of the autoclave, which are positioned in the high-pressure cavity, are respectively provided with a detachable sealing structure; the rotating mechanism can penetrate through the sealing structure along the axial direction of the high-pressure cavity and stretch the sample into the high-pressure cavity; the rotating mechanism can drive the sample to rotate around the axis of the high-pressure cavity; the feeding mechanism is arranged on the autoclave and can be in transmission fit with the rotating mechanism, so that a sample can be driven to axially feed along the high-pressure cavity, and the sample is positioned between the two scanning probes.
Further, seal structure is pressure regulation flange, and pressure regulation flange includes the blind flange, is equipped with pressure regulation interface on the side of blind flange, and pressure regulation interface communicates to the high-pressure chamber, and the medial surface protrusion of blind flange is equipped with the boss, is equipped with seventh O type circle in the axial of boss, and the boss can be embedded in the one port in high-pressure chamber to the peripheral edge of blind flange passes through sixth bolted connection at the tip of autoclave.
Further, the autoclave is a cylindrical autoclave, and a cylindrical high-pressure cavity is formed in the cylindrical autoclave along the axial direction of the cylindrical autoclave; the two ends of the cylindrical autoclave are respectively provided with a first mounting port and a second mounting port, and the two ends of the high-pressure cavity are respectively communicated with the outside through the first mounting port and the second mounting port; the pressure regulating flange comprises a first pressure regulating flange and a second pressure regulating flange, the first pressure regulating flange is connected with the first mounting port through a bolt in a sealing manner, and the second pressure regulating flange is connected with the second mounting port through a bolt in a sealing manner.
Further, a third mounting port and a fourth mounting port are formed on the side wall of the cylindrical autoclave along the first radial direction of the cylindrical autoclave, and the third mounting port and the fourth mounting port are respectively and symmetrically arranged on the upper side wall and the lower side wall of the autoclave; the scanning probe comprises a first scanning probe and a second scanning probe, the first scanning probe is arranged on the third mounting port, and the second scanning probe is arranged on the fourth mounting port, so that a scanning space is formed by a high-pressure cavity between the third mounting port and the fourth mounting port.
Further, a fifth mounting port and a sixth mounting port are formed on the side wall of the cylindrical autoclave along a second radial direction perpendicular to the first radial direction, and the fifth mounting port and the sixth mounting port are symmetrically arranged on the left side wall and the right side wall of the autoclave respectively; the feeding mechanism comprises a crank handle, a gear shaft and a first motor, the gear shaft is arranged in the high-pressure cavity, one end of the gear shaft is rotatably arranged on the fifth mounting port through a connecting assembly, and the other end of the gear shaft is rotatably arranged on the sixth mounting port through the connecting assembly; the gear shaft is meshed with a gear sleeve on the rotating mechanism through the external gear, so that the sample can be driven to horizontally move along the axial direction of the high-pressure cavity; the hand crank is arranged outside the fifth mounting port and connected with one end of the gear shaft, so that the gear shaft can be driven to rotate; the first motor is arranged outside the sixth mounting port and is connected with the other end of the gear shaft, so that the gear shaft can be driven to rotate.
Further, one end of the hand crank is fixedly connected with one end of the gear shaft through a set screw; the connecting assembly comprises flange covers and thrust bearings, and the two flange covers are respectively connected to the outer side walls of the fifth mounting port and the sixth mounting port through bolts; one end of each flange cover is embedded in the fifth mounting port and the sixth mounting port respectively and is sealed with the inner walls of the fifth mounting port and the sixth mounting port respectively through O-shaped rings; the thrust bearing is sleeved on the gear shaft and positioned at the inner sides of the fifth mounting port and the sixth mounting port; one end of the gear shaft passes through the flange cover on the fifth mounting port and is in running fit with the flange cover on the fifth mounting port; the other end of the gear shaft passes through the flange cover on the sixth mounting port and is in running fit with the flange cover on the sixth mounting port; and a rotary seal is arranged between the gear shaft and the flange cover.
Further, the rotating mechanism comprises a second motor, a rack sleeve, a rotating shaft and a sample tube; the rack sleeve is sleeved on the rotating shaft and positioned in the high-pressure cavity and is in transmission connection with a gear shaft of the feeding mechanism; one end of the rotating shaft penetrates through the sealing structure along the axial direction of the high-pressure cavity and is in transmission connection with the second motor; the other end of the rotating shaft is connected with a sample tube, and a sample can be arranged in the sample tube.
Further, a flange seat is arranged on the sealing structure, and the periphery of the flange seat is fixedly connected with the outer side wall of the first mounting port of the autoclave through a third bolt; the inner side surface of the flange seat is embedded on the sealing structure through a boss of the flange seat, a third O-shaped ring is arranged between the boss of the flange seat and a connecting port of the sealing structure, and a third thrust bearing is arranged on the flange seat; the rotating shaft passes through the third thrust bearing and the flange seat and is in transmission connection with the second motor; a third rotary seal is arranged between the rotating shaft and the flange seat.
Further, one end of the sample tube is sleeved on the circular shaft of the rack sleeve, the end part of the sample tube is attached to the circular boss of the rack sleeve, and the sample tube is fixedly connected with the rack sleeve through a set screw, so that synchronous rotation with the rack sleeve is realized; the second motor is connected with the rotating shaft through a second coupler and can drive the rotating shaft to rotate; one end of the rotating shaft is inserted into a spline groove of the rack sleeve through a spline structure of the rotating shaft, and the spline mechanism is formed in a matched mode, so that the rack sleeve can be driven to rotate by 360 degrees.
Correspondingly, the invention also provides a geological sample belt pressure scanning method which can be applied to the geological sample belt pressure scanning device; the scanning method comprises the following steps:
s1: filling the high-pressure cavity with required pressure through a pressure regulating interface at the end part of the high-pressure kettle;
s2: the hand crank of the feeding mechanism or the first motor rotates the gear shaft to drive the sample tube to horizontally move, so that a sample to be scanned on the sample tube is moved between the first scanning probe and the second scanning probe;
s3: starting a second motor on the rotating mechanism to drive the sample to rotate 360 degrees;
s4: starting the first scanning probe and the second scanning probe, and starting 360-degree scanning detection on the sample
S5: and (3) turning off the second motor, repeating the steps, and completing scanning detection on other positions of the sample.
The device and the method for scanning the geological sample under pressure have the advantages of reliable structure, small volume and easy operation, and can realize the scanning test of the geological sample under pressure and improve the test precision.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of a geological sample pressurized scanning device;
FIG. 2 is a schematic view of the structure of an autoclave of the present invention;
FIG. 3 is a schematic view of the feed mechanism of the present invention;
FIG. 4 is a schematic view of a rotary mechanism according to the present invention;
FIG. 5 is a schematic view of the structure of a scanning probe according to the present invention;
FIG. 6 is a schematic diagram of the structure of the pressure regulating beating of the present invention.
In the figure: 10-autoclave; a 100 high pressure chamber; 101-a first mounting port; 102-a second mounting port; 103-a third mounting port; 104-a fourth mounting port; 105-a fifth mounting port; 106-a sixth mounting port; 20-a feed system; 201-a crank; 202-a set screw; 203-a first flange cover; 204-a first O-ring; 205-a first thrust bearing; 206-a gear shaft; 207-a second thrust bearing; 208-a second O-ring; 209-a second flange cover; 210-a first coupling; 211-a first motor; 212-a first bolt; 213-first rotary seal; 214-a second bolt; 215-a second rotary seal; 30-a rotation mechanism; 301-a second motor; 302-a second coupling; 303-third rotary seal; 304-a flange seat; 305-third O-ring; 306-a third thrust bearing; 307-rack sleeve; 308-rotating shaft; 309-set screw; 310-sample tube; 311-sample; 312-third bolts; 40-scanning probe; 401-fourth bolt; 402-a first probe; 403-fourth O-ring; 404-a second probe; 405-fifth bolt; 406-sixth O-ring; 50-a pressure regulating flange; 501-a pressure regulating interface; 502-sixth bolts; 503-seventh O-ring; 504-flange cover.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. The meaning of "a number" is one or more than one unless specifically defined otherwise.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1 to 6, the present invention provides a geological sample pressure scanning device for performing pressure scanning detection on a geological sample; specifically, the scanning device includes an autoclave 10, a feeding mechanism 20, a rotating mechanism 30, and a scanning probe 40; wherein a high-pressure chamber 100 is formed in the autoclave 10 in its axial direction; the two scanning probes 40 are symmetrically arranged on the upper and lower outer walls of the autoclave 10 and are positioned at the two radial sides of the high-pressure chamber 100, thereby forming a scanning space; further, the autoclave 10 is provided with detachable sealing structures, preferably pressure regulating flanges 50, at both ends of the high pressure chamber 100, respectively; further, the rotation mechanism 30 is capable of passing through the pressure regulating flange 50 in the axial direction of the high pressure chamber 100 and extending the sample 311 into the high pressure chamber 100; in addition, the rotating mechanism 30 can drive the sample 311 to rotate 360 degrees around the axis of the high-pressure cavity 100, so that 360-degree scanning detection of the sample is realized; further, the feeding mechanism 20 is arranged on the autoclave 10 and can be in transmission fit with the rotating mechanism 30, so that the sample 311 can be driven to feed along the axial direction of the high-pressure cavity 100, and the sample 311 is positioned between the two scanning probes 40 to perform 360-degree scanning; according to the geological sample pressurized scanning device provided by the invention, the feeding mechanism, the rotating mechanism, the scanning probe and the pressure regulating flange are connected with the autoclave to form a closed high-pressure cavity, so that pressurized rotating scanning of geological samples in a high-pressure environment is realized, the structure is simple and reliable, and the testing precision is higher.
Preferably, in combination with the above-mentioned solution, as shown in fig. 1 to 6, in this embodiment, the sealing structure is a pressure adjusting flange 50, the pressure adjusting flange 50 includes a flange cover 504, a pressure adjusting interface 501 is disposed on a side surface of the flange cover 504, and the pressure adjusting interface 501 is communicated into the high pressure cavity 100, so that the high pressure cavity 100 can be punched; further, a boss is convexly arranged on the inner side surface of the flange cover 504, a seventh O-ring 503 is axially arranged on the boss, the boss can be embedded in a port of the high-pressure cavity 100, and the circumferential edge of the flange cover 504 is connected to the end part of the autoclave 10 through a sixth bolt 502, so that the sealing connection of the pressure regulating flange 50 is realized; further, both ends of the high-pressure chamber are communicated with the outside of the autoclave to form a first mounting port 101 and a second mounting port 102; specifically, the rotating mechanism 30 is connected to the first mounting port 101 in a sealing manner, and one end of the rotating mechanism 30 extending into the high-pressure cavity is connected to the sample tube 310, and the sample 311 is arranged in the sample tube 310; the feeding mechanism 20 is connected to the third mounting port 103 and the fourth mounting port 104 in a sealing way, and can drive the sample 311 to move horizontally and freely; the pressure regulating flange 50 is sealingly connected to the second mounting port 102 and can provide a constant pressure inside the high pressure chamber.
Preferably, in combination with the above, as shown in fig. 1 to 6, the autoclave 10 is a cylindrical autoclave having a cylindrical high-pressure chamber 100 formed therein along the axial direction thereof; a first mounting port 101 and a second mounting port 102 are respectively formed at both ends of the cylindrical autoclave, and both ends of the high-pressure chamber 100 are respectively communicated with the outside through the first mounting port 101 and the second mounting port 102; the pressure regulating flange 50 includes a first pressure regulating flange and a second pressure regulating flange, the first pressure regulating flange is connected to the first mounting port 101 through a bolt in a sealing manner, and the second pressure regulating flange is connected to the second mounting port 102 through a bolt in a sealing manner.
Preferably, in combination with the above-mentioned scheme, as shown in fig. 1 to 6, the scanning probe 40 is composed of upper and lower first probes 402 and a second probe 404, wherein the first probe 402 is vertically and hermetically connected to the fifth mounting port 105 through a fourth bolt 401, the second probe 404 is vertically and hermetically connected to the sixth mounting port 106 through a fifth bolt 405, and scanning detection of a sample is realized; specifically, the lower end of the first probe 402 is provided with a flange structure, and is fixedly connected with the outer side wall of the fifth mounting port 105 through a fourth bolt 401, a fourth O-shaped ring 403 is mounted in a sealing groove at the lower end of the first probe 402, and the outer part of the fourth O-shaped ring is attached to the inner wall of the fifth mounting port 105 to realize sealing; the lower end of the second probe 403 is provided with a flange structure, the flange structure is fixedly connected with the outer side wall of the sixth mounting port 106 through a fifth bolt 405, a sixth O-shaped ring 406 is arranged in a sealing groove at the lower end of the second probe 403, and the outer part of the sixth O-shaped ring is attached to the inner wall of the sixth mounting port 106 to realize sealing; the first probe 402 and the second probe 404 form a group of scanning mechanisms up and down, so that scanning detection of samples between the two probes can be realized.
Preferably, in combination with the above, as shown in fig. 1 to 6, a cylindrical autoclave is formed with a third mounting port 103 and a fourth mounting port 104 on the side wall thereof in the first radial direction, the third mounting port 103 and the fourth mounting port 104 being symmetrically provided on the upper and lower side walls of the autoclave 10, respectively; the scanning probe 40 includes a first scanning probe disposed on the third mounting port 103 and a second scanning probe disposed on the fourth mounting port 104, so that the high-pressure chamber 100 between the third mounting port 103 and the fourth mounting port 104 forms a scanning space.
Preferably, in combination with the above, as shown in fig. 1 to 6, a fifth mounting port 105 and a sixth mounting port 106 are formed on the side wall of the cylindrical autoclave in a second radial direction thereof perpendicular to the first radial direction, the fifth mounting port 105 and the sixth mounting port 106 being symmetrically provided on the left and right side walls of the autoclave 10, respectively; further, the feeding mechanism 20 includes a crank handle 201, a gear shaft 206, and a first motor 211; specifically, the gear shaft 206 is disposed in the high-pressure chamber 100, and one end of the gear shaft 206 is rotatably disposed on the fifth mounting port 105 through the connection assembly, and the other end of the gear shaft 206 is rotatably disposed on the sixth mounting port 106 through the connection assembly; meanwhile, the gear shaft 206 is meshed with the gear sleeve 307 on the rotating mechanism 30 through the external gear, so that the sample can be driven to move horizontally along the axial direction of the high-pressure cavity 100; further, the crank 201 is disposed outside the fifth mounting opening 105 and connected to one end of the gear shaft 206, so as to drive the gear shaft 206 to rotate; further, the first motor 211 is disposed outside the sixth mounting hole 106 and connected to the other end of the gear shaft 206, so as to drive the gear shaft 206 to rotate; specifically, the first motor 211 is connected to the other end of the gear shaft 206 through the first coupling 210, and can drive the gear shaft 206 to rotate; in the above scheme, the crank 201 is mounted at one end of the gear shaft 206, the motor 211 is mounted at the other end, so as to realize manual or automatic rotation, the straight gear in the middle of the gear shaft 206 is matched with the external rack slot of the rack sleeve 307 to form a gear structure, and the rack sleeve 307 can be driven to move horizontally and freely along the axial direction by rotating the gear shaft 206.
Preferably, in combination with the above, as shown in fig. 1 to 6, one end of a crank handle 201 is fixedly connected to one end of a gear shaft 206 by a set screw 202; specifically, the connecting assembly comprises a flange cover and a thrust bearing, wherein the two flange covers are respectively connected to the outer side walls of the fifth mounting port 105 and the sixth mounting port 106 through bolts; one end of each flange cover is embedded in the fifth mounting port 105 and the sixth mounting port 106 respectively and is sealed with the inner walls of the fifth mounting port 105 and the sixth mounting port 106 respectively through O-shaped rings; the thrust bearing is sleeved on the gear shaft 206 and positioned on the inner sides of the fifth mounting port 105 and the sixth mounting port 106; one end of the gear shaft 206 passes through the flange cover on the fifth mounting opening 105 and is in running fit with the flange cover on the fifth mounting opening 105; the other end of the gear shaft 206 passes through the flange cover on the sixth mounting port 106 and is in running fit with the flange cover on the sixth mounting port 106; a rotary seal is arranged between the gear shaft 206 and the flange cover; specifically, as shown in fig. 3, one end of the gear shaft 206 located at the fifth mounting opening 105 is in running fit with the first flange cover 203, and a second rotary seal 215 is arranged between the first flange cover 203 and the gear shaft 206, and the second rotary seal 215 is nested in a seal groove of the gear shaft 206 and is matched with the inner wall of the first flange cover 203 to form a rotary seal; specifically, the sealing surface of the outer wall of the first flange cover 203 is inserted into the third mounting port 103 and fixed on the third mounting port through a first bolt, and the first O-ring 204 is nested in the sealing groove of the outer wall of the first flange cover 203 to form a seal with the inner wall of the third mounting port 103; a first thrust bearing 205 is sleeved on the gear shaft 206 and positioned on the inner side of the first flange cover 203, one end of the first thrust bearing 205 is propped against a circular boss of the gear shaft 206, and the other end is propped against the first flange cover 203; the inner boss of the first flange cover 203 is embedded in the fifth mounting port 105 and is sealed with the inner wall of the fifth mounting port 105 through a first O-shaped ring 204; the outer edge of the first flange cover 203 is fixedly connected to the outer wall of the fifth mounting opening 105 through a second bolt 214; further, the gear shaft 206 is located at one end of the sixth mounting port 106 and is in running fit with the second flange cover 209, a first rotary seal 213 is arranged between the second flange cover 209 and the gear shaft 206, and the first rotary seal 213 is nested in a seal groove of the gear shaft 206 and is matched with the inner wall of the second flange cover 209 to form a rotary seal; a second thrust bearing 207 is sleeved on the gear shaft 206 and positioned on the inner side of the second flange cover 209, one end of the second thrust bearing 207 is propped against a circular boss of the gear shaft 206, and the other end is propped against the second flange cover 209; the inner boss of the second flange cover 209 is embedded in the sixth mounting port 106 and is sealed with the inner wall of the sixth mounting port 106 through a second O-shaped ring 208; further, the outer edge of the second flange cover 209 is fixedly connected to the outer wall of the sixth mounting port 106 through the first bolt 212; specifically, the outer wall sealing surface of the second flange cover 209 is inserted into the sixth mounting port 106 and fixed to the sixth mounting port 106 by a second bolt; the second O-ring 208 is nested in the sealing groove of the outer wall of the second flange cover 209 and forms a seal with the inner wall of the sixth mounting port 106; the second rotary seal is nested in the gear shaft sealing groove and matched with the inner wall of the second flange cover to form rotary seal; the first motor is connected with the gear shaft through a first coupler and can drive the gear shaft to rotate 360 degrees; further, the gear shaft 206 has a straight gear structure in the middle, and the two end pairs are called circular shafts, and the straight gear structure is provided with an external gear.
Preferably, in combination with the above, as shown in fig. 1 to 6, the rotation mechanism 30 includes a second motor 301, a rack housing 307, a rotation shaft 308, and a sample tube 310; the rack sleeve 307 is sleeved on the rotating shaft 308 and is positioned in the high-pressure cavity 100 and is in transmission connection with the gear shaft 206 of the feeding mechanism 20; one end of the rotating shaft 308 passes through the sealing structure along the axial direction of the high-pressure cavity 100 and is in transmission connection with the second motor 301; the other end of the rotating shaft 308 is connected with a sample tube 310, and a sample 311 can be arranged in the sample tube 310; specifically, the middle of the rotating shaft 308 is a round boss, one end of the rotating shaft is a round shaft structure, and the rotating shaft is connected with the second coupling 302; the second motor 301 is connected to the rotating shaft 308 through the second coupling 302, and can drive the rotating shaft 308 to rotate.
Preferably, in combination with the above-mentioned scheme, as shown in fig. 1 to 6, a flange seat 304 is provided on the sealing structure, and the periphery of the flange seat 304 is fastened and connected with the outer side wall of the first mounting port 101 of the autoclave 10 through a third bolt 312; the inner side surface of the flange seat 304 is embedded on the sealing structure through a boss thereof, a third O-shaped ring 305 is arranged between the boss of the flange seat 304 and a connecting port of the sealing structure, and a third thrust bearing 306 is arranged on the flange seat 304; the rotating shaft 308 passes through the third thrust bearing 306 and the flange seat 304 and is in transmission connection with the second motor 301; a third rotary seal 303 is provided between the shaft 308 and the flange seat 304.
Preferably, in combination with the above-mentioned scheme, as shown in fig. 1 to 6, one end of a sample tube 310 is sleeved on a circular shaft of a rack sleeve 307, the end of the sample tube 310 is attached to a circular boss of the rack sleeve 307, and the sample tube 310 is fastened and connected with the rack sleeve 307 through a set screw 309, so that synchronous rotation with the rack sleeve 307 is realized; the second motor 301 is connected with the rotating shaft 308 through the second coupling 302 and can drive the rotating shaft 308 to rotate; one end of the rotating shaft 308 is inserted into a spline groove of the rack sleeve 307 through a spline structure thereof, and is matched to form a spline mechanism, so that the rack sleeve 307 can be driven to rotate for 360 degrees.
Correspondingly, in combination with the scheme, as shown in fig. 1 to 6, the invention also provides a geological sample belt pressure scanning method, which can be applied to the geological sample belt pressure scanning device; the scanning method comprises the following steps:
s1: the pressure regulating interface 501 at the end part of the high-pressure kettle 10 is used for filling the required pressure into the high-pressure cavity 100, so that the detection of the belt pressure in the whole high-pressure cavity 100 is ensured, and the test precision is improved;
s2: the crank 201 or the first motor 211 of the feeding mechanism 20 rotates the gear shaft 206 to drive the sample tube 310 to horizontally move, so that the sample 311 needing to be scanned on the sample tube 310 is moved between the first scanning probe and the second scanning probe;
s3: starting a second motor 301 on the rotating mechanism 30 to drive the sample to rotate 360 degrees;
s4: starting the first scanning probe and the second scanning probe, and starting 360-degree scanning detection on the sample
S5: the second motor 301 is turned off, and the steps 2-4 are repeated, so that scanning detection on other positions of the sample can be completed.
The device and the method for scanning the geological sample under pressure have the advantages of reliable structure, small volume and easy operation, and can realize the scanning test of the geological sample under pressure and improve the test precision.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Many possible variations and modifications of the disclosed technology can be made by anyone skilled in the art, or equivalent embodiments with equivalent variations can be made, without departing from the scope of the disclosed technology. Therefore, any modification, equivalent variation and modification of the above embodiments according to the technology of the present invention fall within the protection scope of the present invention.
Claims (5)
1. A geological sample pressurized scanning device, characterized in that the scanning device comprises an autoclave (10), a feeding mechanism (20), a rotating mechanism (30) and a scanning probe (40); a high-pressure cavity (100) is formed in the autoclave (10) along the axial direction thereof; the two scanning probes (40) are symmetrically arranged on the upper outer wall and the lower outer wall of the autoclave (10) and are positioned on the two radial sides of the high-pressure cavity (100); two ends of the autoclave (10) which are positioned at the high-pressure cavity (100) are respectively provided with a detachable sealing structure; the rotating mechanism (30) can penetrate through the sealing structure along the axial direction of the high-pressure cavity (100) and extend a sample (311) into the high-pressure cavity (100); the rotating mechanism (30) can drive the sample (311) to rotate around the axis of the high-pressure cavity (100); the feeding mechanism (20) is arranged on the autoclave (10) and can be in transmission fit with the rotating mechanism (30), so that the sample (311) can be driven to feed along the axial direction of the high-pressure cavity (100), and the sample (311) is positioned between the two scanning probes (40); the autoclave (10) is a cylindrical autoclave; a third mounting port (103) and a fourth mounting port (104) are formed on the side wall of the cylindrical autoclave along the first radial direction, and the third mounting port (103) and the fourth mounting port (104) are symmetrically arranged on the upper side wall and the lower side wall of the autoclave (10) respectively; the scanning probe (40) comprises a first scanning probe and a second scanning probe, the first scanning probe is arranged on the third mounting port (103), and the second scanning probe is arranged on the fourth mounting port (104), so that a scanning space is formed by a high-pressure cavity (100) between the third mounting port (103) and the fourth mounting port (104); a fifth mounting port (105) and a sixth mounting port (106) are formed on the side wall of the cylindrical autoclave along a second radial direction perpendicular to the first radial direction, and the fifth mounting port (105) and the sixth mounting port (106) are symmetrically arranged on the left side wall and the right side wall of the autoclave (10) respectively; the feeding mechanism (20) comprises a crank handle (201), a gear shaft (206) and a first motor (211), wherein the gear shaft (206) is arranged in the high-pressure cavity (100), one end of the gear shaft (206) is rotatably arranged on the fifth mounting port (105) through a connecting component, and the other end of the gear shaft (206) is rotatably arranged on the sixth mounting port (106) through the connecting component; the gear shaft (206) is meshed with a gear sleeve (307) on the rotating mechanism (30) through an external gear, so that the sample can be driven to move horizontally along the axial direction of the high-pressure cavity (100); the hand crank (201) is arranged outside the fifth mounting port (105) and is connected with one end of the gear shaft (206), so that the gear shaft (206) can be driven to rotate; the first motor (211) is arranged outside the sixth mounting port (106) and is connected with the other end of the gear shaft (206), so that the gear shaft (206) can be driven to rotate; one end of the hand crank (201) is fixedly connected with one end of the gear shaft (206) through a set screw (202); the connecting assembly comprises a flange cover and a thrust bearing, and the two flange covers are respectively connected to the outer side walls of the fifth mounting port (105) and the sixth mounting port (106) through bolts; one ends of the two flange covers are respectively embedded in the fifth mounting opening (105) and the sixth mounting opening (106), and are respectively sealed with the inner walls of the fifth mounting opening (105) and the sixth mounting opening (106) through O-shaped rings; the thrust bearing is sleeved on the gear shaft (206) and is positioned on the inner sides of the fifth mounting opening (105) and the sixth mounting opening (106); one end of the gear shaft (206) penetrates through the flange cover on the fifth mounting port (105) and is in rotary fit with the flange cover on the fifth mounting port (105); the other end of the gear shaft (206) penetrates through the flange cover on the sixth mounting port (106) and is in rotary fit with the flange cover on the sixth mounting port (106); a rotary seal is arranged between the gear shaft (206) and the flange cover; the rotating mechanism (30) comprises a second motor (301), a rack sleeve (307), a rotating shaft (308) and a sample tube (310); the rack sleeve (307) is sleeved on the rotating shaft (308) and is positioned in the high-pressure cavity (100) and is in transmission connection with the gear shaft (206) of the feeding mechanism (20); one end of the rotating shaft (308) penetrates through the sealing structure along the axial direction of the high-pressure cavity (100) and is in transmission connection with the second motor (301); the other end of the rotating shaft (308) is connected with the sample tube (310), and a sample (311) can be arranged in the sample tube (310); one end of the sample tube (310) is sleeved on a circular shaft of the rack sleeve (307), the end of the sample tube (310) is attached to a circular boss of the rack sleeve (307), and the sample tube (310) is fixedly connected with the rack sleeve (307) through a set screw (309), so that synchronous rotation with the rack sleeve (307) is realized; the second motor (301) is connected with the rotating shaft (308) through a second coupler (302) and can drive the rotating shaft (308) to rotate; one end of the rotating shaft (308) is inserted into a spline groove of the rack sleeve (307) through a spline structure of the rotating shaft, and the spline structure is formed in a matched mode, so that the rack sleeve (307) can be driven to rotate by 360 degrees.
2. The geological sample pressurized scanning device according to claim 1, characterized in that the sealing structure is a pressure regulating flange (50), the pressure regulating flange (50) comprises a flange cover (504), a pressure regulating interface (501) is arranged on the side surface of the flange cover (504), the pressure regulating interface (501) is communicated into the high-pressure cavity (100), a boss is arranged on the inner side surface of the flange cover (504) in a protruding manner, a seventh O-shaped ring (503) is arranged on the axial direction of the boss, the boss can be embedded into one port of the high-pressure cavity (100), and the circumferential edge of the flange cover (504) is connected with the end part of the autoclave (10) through a sixth bolt (502).
3. A geological sample pressurized scanning device according to claim 2, characterized in that said cylindrical autoclave is internally provided with a high-pressure chamber (100) formed in cylindrical shape along its axial direction; a first mounting port (101) and a second mounting port (102) are respectively formed at two ends of the cylindrical autoclave, and two ends of the high-pressure cavity (100) are respectively communicated with the outside through the first mounting port (101) and the second mounting port (102); the pressure regulating flange (50) comprises a first pressure regulating flange and a second pressure regulating flange, the first pressure regulating flange is connected with the first mounting port (101) in a sealing mode through bolts, and the second pressure regulating flange is connected with the second mounting port (102) in a sealing mode through bolts.
4. The geological sample pressurized scanning device according to claim 1, wherein a flange seat (304) is arranged on the sealing structure, and the periphery of the flange seat (304) is fixedly connected with the outer side wall of the first mounting port of the autoclave (10) through a third bolt (312); the inner side surface of the flange seat (304) is embedded on the sealing structure through a boss thereof, a third O-shaped ring (305) is arranged between the boss of the flange seat (304) and a connecting port of the sealing structure, and a third thrust bearing (306) is arranged on the flange seat (304); the rotating shaft (308) passes through the third thrust bearing (306) and the flange seat (304) and is in transmission connection with the second motor (301); a third rotary seal (303) is arranged between the rotating shaft (308) and the flange seat (304).
5. A method for scanning a geological sample under pressure, which adopts the geological sample under pressure scanning device as set forth in any one of claims 1 to 4; the scanning method is characterized by comprising the following steps of:
s1: filling the high-pressure cavity (100) with required pressure through a pressure regulating interface (501) at the end part of the autoclave (10);
s2: the hand crank (201) or the first motor (211) of the feeding mechanism (20) rotates the gear shaft (206) to drive the sample tube (310) to move horizontally, so that a sample (311) to be scanned on the sample tube (310) is moved between the first scanning probe and the second scanning probe;
s3: starting a second motor (301) on the rotating mechanism (30) to drive the sample to rotate 360 degrees;
s4: starting a first scanning probe and a second scanning probe, and starting 360-degree scanning detection on the sample;
s5: and (3) turning off the second motor (301), and repeating the steps 2-4 to finish scanning detection on other positions of the sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111194864.8A CN113984760B (en) | 2021-10-13 | 2021-10-13 | Geological sample pressurized scanning device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111194864.8A CN113984760B (en) | 2021-10-13 | 2021-10-13 | Geological sample pressurized scanning device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113984760A CN113984760A (en) | 2022-01-28 |
| CN113984760B true CN113984760B (en) | 2023-09-01 |
Family
ID=79738436
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111194864.8A Active CN113984760B (en) | 2021-10-13 | 2021-10-13 | Geological sample pressurized scanning device and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113984760B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101728987B1 (en) * | 2016-12-02 | 2017-05-02 | 주식회사 베타젠 | Nondestructive inspection apparatus |
| CN208187977U (en) * | 2018-05-22 | 2018-12-04 | 山东嘉誉测试科技有限公司 | A kind of spectrometer sampling apparatus |
| CN109828124A (en) * | 2019-03-27 | 2019-05-31 | 西南交通大学 | A kind of wide adjustable multiprobe scanning probe device of focal height for matching laser head |
| CN112881441A (en) * | 2021-01-22 | 2021-06-01 | 大连理工大学 | Unlimited rotation device for CT scanning of low-temperature high-pressure sample |
-
2021
- 2021-10-13 CN CN202111194864.8A patent/CN113984760B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101728987B1 (en) * | 2016-12-02 | 2017-05-02 | 주식회사 베타젠 | Nondestructive inspection apparatus |
| CN208187977U (en) * | 2018-05-22 | 2018-12-04 | 山东嘉誉测试科技有限公司 | A kind of spectrometer sampling apparatus |
| CN109828124A (en) * | 2019-03-27 | 2019-05-31 | 西南交通大学 | A kind of wide adjustable multiprobe scanning probe device of focal height for matching laser head |
| CN112881441A (en) * | 2021-01-22 | 2021-06-01 | 大连理工大学 | Unlimited rotation device for CT scanning of low-temperature high-pressure sample |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113984760A (en) | 2022-01-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110186686A (en) | A kind of borescope plug component | |
| CN113984760B (en) | Geological sample pressurized scanning device and method | |
| CN111692336A (en) | Magnetic fluid seal rotating shaft penetrating device | |
| CN102320019B (en) | Double-shaft index head | |
| CN111012663B (en) | Liquid medicine transfer adapter | |
| CN217032945U (en) | Testing device for testing spiral sealing force | |
| CN105784842A (en) | Rotary flaw-detection mechanism for zirconium bar ultrasonic detection system | |
| CN208578426U (en) | Lock core and lockset | |
| CN111828633A (en) | Oil blanket convenient to installation | |
| CN210978720U (en) | Valve position indicator | |
| CN220735493U (en) | For vascular interventional procedures consumable box of robot | |
| CN203516733U (en) | Compact overall-external assembling packaging type mechanical seal for pump | |
| CN218211890U (en) | High-temperature calibration device for conveniently assembling gyro probe while drilling | |
| CN220016500U (en) | Rotary joint with external rotation of welding pipe in shaft | |
| CN215172131U (en) | Speed reducer convenient for observing oil level | |
| CN220134462U (en) | Power transmission test connecting device | |
| CN219177011U (en) | Pressure relief structure for motor valve | |
| JP2014238374A (en) | Mechanical seal | |
| CN217130323U (en) | Rotary motion sealing mechanism | |
| CN210714968U (en) | Hydraulic fracturing pump | |
| CN215979865U (en) | Gear pump with novel fastening structure | |
| CN216284129U (en) | Liquefied petroleum gas transmission pipeline detection device | |
| CN218955984U (en) | Joint of pressure gauge | |
| CN219263131U (en) | Speed reducer with floating output shaft | |
| CN211343332U (en) | Three-screw pump with anti-leakage mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |