CN220854559U - Rock permeability measuring device - Google Patents
Rock permeability measuring device Download PDFInfo
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- CN220854559U CN220854559U CN202322140093.5U CN202322140093U CN220854559U CN 220854559 U CN220854559 U CN 220854559U CN 202322140093 U CN202322140093 U CN 202322140093U CN 220854559 U CN220854559 U CN 220854559U
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- cylinder
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- rock
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- 239000011435 rock Substances 0.000 title claims abstract description 56
- 230000035699 permeability Effects 0.000 title claims abstract description 26
- 238000005259 measurement Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims 2
- 230000006835 compression Effects 0.000 abstract description 14
- 238000007906 compression Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 6
- 230000002411 adverse Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- -1 i.e. Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a rock permeability measuring device, which relates to the technical field of rock permeability detection and comprises a bearing disc and a bearing cylinder, wherein at least one bearing cylinder is fixedly arranged on the upper end surface of the bearing disc, a supporting rod is fixedly arranged in the middle of one end of the bearing disc, which is close to the bearing cylinder, a mounting disc is fixedly arranged at the other end of the supporting rod, a limiting component for limiting rock is arranged at one end of the mounting disc, which is close to the bearing disc, the limiting component comprises a cylinder and a push rod, the cylinder and one end of the mounting disc, which is close to the bearing disc, are fixedly connected, the power output end of the cylinder is mutually perpendicular to the upper end surface of the bearing disc, and a fixing disc is fixedly arranged at the power output end of the cylinder. Through spacing subassembly, after the outside contact of one end of ejector pin and rock, the ejector pin roof pressure elastic component causes the compression of elastic component to can let the soft connection between the outside of one end of ejector pin and rock, be difficult for destroying rock surface structure, reduce the adverse effect that leads to the fact the normal survey of rock permeability.
Description
Technical Field
The utility model relates to the technical field of rock permeability detection, in particular to a rock permeability measuring device.
Background
Rock permeability refers to the ability of a rock to allow fluid to pass under a pressure differential, and is a parameter that characterizes the ability of the rock itself to conduct gas or liquid, i.e., rock permeability is a measure of the amount of fluid that can permeate through the rock.
The existing rock permeability measuring device usually clamps a rock sample through a clamp holder, and then realizes rock permeability measurement through flowing fluid, but the existing clamp holder is often in rigid contact with the rock sample, so that the rock surface structure is easily damaged in the clamping process, and the accuracy of permeability measurement is further affected.
There is therefore a need for a new type of rock permeability measurement device.
Disclosure of utility model
The utility model aims to provide a measuring device for improving rock permeability measuring effect.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the device comprises a bearing disc and bearing drums, wherein at least one bearing drum is fixedly arranged on the upper end face of the bearing disc, a plurality of bearing drums are fixedly arranged at the edge of the upper end face of the bearing disc in an annular distribution mode, a plurality of bearing drums can bear a plurality of rocks at the same time, a control box is arranged on the lower end face of the bearing disc, and the control box can monitor the permeability of rock fluid in real time.
The bearing disc is close to the one end middle part fixed mounting who bears the section of thick bamboo and has the bracing piece, and the other end fixed mounting of bracing piece has the mounting disc, and the one end that the mounting disc is close to the bearing disc is provided with the spacing subassembly that is used for spacing to rock, the both ends of bracing piece respectively with bearing disc and the one end middle part fixed connection of mounting disc, improved the stability of connecting between the two.
The limiting assembly comprises a cylinder and an ejector rod, the cylinder and the mounting plate are fixedly connected with one end, close to the bearing plate, of the mounting plate, the power output end of the cylinder is perpendicular to the upper end face of the bearing plate, a plurality of cylinders are fixedly mounted at the edge of one end of the mounting plate in an annular distribution mode, and the middle parts of the power output ends of the cylinders and the middle parts of the opening ends of the bearing cylinders are located on the same horizontal line.
The fixed disk is fixedly arranged at the power output end of the air cylinder, the sleeve is fixedly arranged at one end of the fixed disk, which is far away from the air cylinder, through the connecting rod, the ejector rod is slidably arranged in the inner cavity of the sleeve, one end of the ejector rod, which is far away from the elastic part, extends to the lower end face of the sleeve, and the sleeve can play a limiting role on the sliding track of the ejector rod so as to improve the sliding stability of the ejector rod.
Further, the distance from each ejector rod to the opening end of the bearing cylinder can be controlled by each different cylinder, after the rock is placed in the inner cavity of the bearing cylinder, the cylinder is started until one end of the ejector rod is attached to the outer wall of the rock, along with the continuous movement of the power output end of the cylinder, the pressure of the ejector rod on the rock is improved, meanwhile, the elastic piece is stressed and compressed, the soft connection between the ejector rod and the rock is realized, the surface structure of the rock is not easy to damage, and the adverse effect on the normal measurement of the permeability of the rock is reduced.
The sleeve is close to the adjusting part that the one end of fixed disk was provided with and is used for adjusting ejector pin elastic coefficient, can control the compressible volume of elastic component through adjusting part, realizes controlling the elastic coefficient of elastic component to it is fixed to carry out the centre gripping to different types of rock.
Preferably, the limiting component further comprises a connecting ring, the connecting ring is fixedly sleeved on the outer wall of the sleeve, the connecting rod is at least installed at the edge of one end of the connecting ring, which is close to the fixed disc, the other end of the connecting rod is fixedly connected with the fixed disc, which is close to the sleeve, the connecting rod and the connecting ring can serve as a connecting medium between the sleeve and the bearing disc, meanwhile, the connecting rod is fixedly installed at one end of the connecting ring in an annular distribution mode, and a plurality of connecting rods can improve the stability of connection between the connecting ring and the fixed disc.
Preferably, the adjusting component comprises a threaded rod, one end of the threaded rod and one end fixed connection of the fixed disk, which is close to the connecting rod, are fixedly connected, a threaded cylinder is mounted on the outer wall of the threaded rod through threaded fit, a pressing rod is fixedly mounted on one end of the threaded cylinder, which is far away from the threaded rod, the other end of the pressing rod extends into the inner cavity of the sleeve, and the pressing rod can move up and down in the inner cavity of the sleeve and play a fixed role on the moving pressing rod through rotating the threaded cylinder.
One end of the compression bar extending to the inner cavity of the sleeve is rotationally provided with a pressing plate, one end of the pressing plate, which is far away from the compression bar, is fixedly connected with one end of the elastic piece, the other end of the elastic piece is fixedly connected with one end of the ejector rod, and the compression amount of the elastic piece can be controlled by rotating the threaded cylinder so as to improve or reduce the compression amount of the elastic piece when the ejector rod is stressed.
Preferably, the elastic element may be formed by an air bag, one end of the air bag is fixedly connected with one end of the pressing plate, and the other end of the air bag is connected with one end of the ejector rod, when the pressing plate presses the air bag, the air bag is stressed and compressed, and at the moment, the compression amount of the air bag is reduced, otherwise, the compression amount of the air bag is increased.
Preferably, the elastic piece can also be formed by a cylindrical elastic piece, one end of the cylindrical elastic piece is fixedly connected with one end of the pressing plate, the other end of the cylindrical elastic piece is fixedly connected with one end of the ejector rod, the cylindrical elastic piece is formed by a jacking spring, the compressible quantity of the cylindrical elastic piece can be controlled through the pressing plate, and then the elastic coefficient of the cylindrical elastic piece is controlled.
Preferably, the outer wall of the ejector rod is at least fixedly provided with a guide block, the inner wall of the sleeve is provided with a sliding groove matched with the guide block, the outer wall of the ejector rod is annularly distributed and fixedly provided with a plurality of guide blocks, meanwhile, the inner cavity of the sleeve is annularly distributed and provided with a plurality of sliding grooves, and the sliding grooves can play a limiting role on the sliding track of the plurality of guide blocks so as to improve the sliding stability of the ejector rod and prevent the ejector rod from shaking during sliding.
Compared with the prior art, the utility model has the beneficial effects that:
According to the utility model, through the limiting component, after one end of the ejector rod is contacted with the outside of the rock, the ejector rod pushes the elastic piece to compress the elastic piece, so that soft connection between one end of the ejector rod and the outside of the rock can be realized, the surface structure of the rock is not easy to damage, and adverse effects on normal measurement of the rock permeability are reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the anchor disc and bladder of the present utility model;
FIG. 3 is a cross-sectional view of the sleeve and retaining disk of the present utility model;
fig. 4 is an enlarged view of the structure of fig. 2a according to the present utility model.
In the figure: 1. a mounting plate; 2. a cylinder; 3. a fixed plate; 4. a connecting ring; 5. a sleeve; 6. a push rod; 7. a carrying cylinder; 8. a carrying tray; 9. a threaded rod; 10. a compression bar; 11. a pressing plate; 12. a guide block; 13. a screw thread cylinder.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1-4, a rock permeability measuring device in the drawings includes a bearing disc 8 and a bearing cylinder 7, at least one bearing cylinder 7 is fixedly installed on an upper end surface of the bearing disc 8, a plurality of bearing cylinders 7 are fixedly installed at edges of the upper end surface of the bearing disc 8 in an annular distribution, a plurality of rocks can be simultaneously borne by the bearing cylinders 7, a control box is installed on a lower end surface of the bearing disc 8, and the control box can monitor permeability of rock fluid in real time.
The bearing plate 8 is close to the one end middle part fixed mounting who bears a section of thick bamboo 7 and has the bracing piece, and the other end fixed mounting of bracing piece has mounting disc 1, and the one end that mounting disc 1 is close to bearing plate 8 is provided with the spacing subassembly that is used for spacing to the rock, and the both ends of bracing piece respectively with bear the one end middle part fixed connection of a section of thick bamboo 8 and mounting disc 1, improved the stability of connecting between the two.
The limiting component comprises a cylinder 2 and a push rod 6, one ends of the cylinder 2 and the mounting plate 1, which are close to the bearing plate 8, are fixedly connected, the power output end of the cylinder 2 and the upper end face of the bearing plate 8 are mutually perpendicular, a plurality of cylinders 2 are fixedly arranged at the edge of one end of the mounting plate 1 in an annular distribution, and the middle parts of the power output ends of the cylinders 2 and the middle parts of the opening ends of the bearing cylinders 7 are positioned on the same horizontal line.
The fixed disk 3 is fixedly arranged at the power output end of the air cylinder 2, the sleeve 5 is fixedly arranged at one end of the fixed disk 3 far away from the air cylinder 2 through the connecting rod, the ejector rod 6 is slidably arranged in the inner cavity of the sleeve 5 through the elastic piece, one end of the ejector rod 6 far away from the elastic piece extends to the lower end face of the sleeve 5, and the sleeve 5 can play a limiting role on the sliding track of the ejector rod 6 so as to improve the sliding stability of the ejector rod 6.
Further, the distance from each ejector rod 6 to the opening end of the bearing cylinder 7 can be controlled by each different cylinder 2, after rocks are placed in the inner cavity of the bearing cylinder 7, the cylinders 2 are started until one end of each ejector rod 6 is attached to the outer wall of the rocks, along with continuous movement of the power output end of each cylinder 2, the pressure of each ejector rod 6 on the rocks is improved, meanwhile, the elastic piece is stressed and compressed, soft connection between each ejector rod 6 and the rocks is realized, the rock surface structure is not easy to damage, and adverse effects on normal measurement of the permeability of the rocks are reduced.
The sleeve 5 is provided with the adjusting part that is used for adjusting ejector pin 6 elastic coefficient near the one end of fixed disk 3, can control the elastic coefficient of elastic component through adjusting part compressible volume, realizes controlling the elastic coefficient of elastic component to it is fixed to carry out the centre gripping to different types of rock.
The limiting component further comprises a connecting ring 4, the connecting ring 4 is fixedly sleeved on the outer wall of the sleeve 5, at least one connecting rod is installed at the edge of one end of the connecting ring 4, which is close to the fixed disc 3, the other end of the connecting rod is fixedly connected with one end of the fixed disc 3, which is close to the sleeve 5, the connecting rod and the connecting ring 4 can serve as connecting media between the sleeve 5 and the bearing disc 8, meanwhile, the connecting rod is fixedly installed at one end of the connecting ring 4 in an annular distribution mode, and a plurality of connecting rods can improve the stability of connection between the connecting ring 4 and the fixed disc 3.
Example 2
Referring to fig. 1-4, further modifications were made based on example 1;
The adjusting component comprises a threaded rod 9, one end of the threaded rod 9 is fixedly connected with one end of the fixed disc 3, which is close to the connecting rod, a threaded cylinder 13 is mounted on the outer wall of the threaded rod 9 through threaded fit, a pressure rod 10 is fixedly mounted on one end, which is far away from the threaded rod 9, of the threaded cylinder 13, the other end of the pressure rod 10 extends into the inner cavity of the sleeve 5, and the pressure rod 10 can move up and down in the inner cavity of the sleeve 5 and play a fixed role on the moved pressure rod 10 by rotating the threaded cylinder 13.
One end of the compression bar 10 extending to the inner cavity of the sleeve 5 is rotatably provided with a pressing plate 11, one end of the pressing plate 11 far away from the compression bar 10 is fixedly connected with one end of the elastic member, the other end of the elastic member is fixedly connected with one end of the ejector rod 6, and the compression amount of the elastic member can be controlled by rotating the threaded cylinder 13 so as to improve or reduce the compression amount of the elastic member when the ejector rod 6 is stressed.
Example 3
Referring to fig. 1-4, further modifications were made based on example 1;
The elastic element can be formed by an air bag, one end of the air bag is fixedly connected with one end of the pressing plate 11, the other end of the air bag is connected with one end of the ejector rod 6, when the pressing plate 11 presses the air bag, the air bag is stressed and compressed, the compression amount of the air bag is reduced at the moment, and conversely, the compression amount of the air bag is increased.
The elastic piece can also be formed by a cylindrical elastic piece, one end of the cylindrical elastic piece is fixedly connected with one end of the pressing plate 11, the other end of the cylindrical elastic piece is fixedly connected with one end of the ejector rod 6, the cylindrical elastic piece is formed by a jacking spring, the compressible quantity of the cylindrical elastic piece can be controlled through the pressing plate 11, and then the elastic coefficient of the cylindrical elastic piece is controlled.
It should be noted that the columnar elastic member has a strong strength with respect to the air bag, and is not easily damaged, whereas the air bag is not subjected to metal fatigue with respect to the columnar elastic member, and can be used for a long time, depending on the actual use, the columnar elastic member or the air bag is selected.
The outer wall of ejector pin 6 at least fixed mounting has a guide block 12, and the sliding tray with guide block 12 looks adaptation is seted up to the inner wall of sleeve 5, and the outer wall of ejector pin 6 is annular distribution fixed mounting and has a plurality of guide blocks 12, is annular distribution in the inner chamber of sleeve 5 simultaneously and has seted up a plurality of sliding tray, and a plurality of sliding tray can play the effect of inject to the sliding track of a plurality of guide blocks 12 to in order to improve ejector pin 6 gliding stability, prevent that ejector pin 6 from appearing rocking the condition when sliding.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes-modifications-substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Rock permeability measuring device, including loading tray (8) and loading drum (7), its characterized in that: the rock bearing device comprises a bearing disc (8), wherein at least one bearing cylinder (7) is fixedly arranged on the upper end surface of the bearing disc (8), a supporting rod is fixedly arranged in the middle of one end, close to the bearing cylinder (7), of the bearing disc (8), an installation disc (1) is fixedly arranged at the other end of the supporting rod, and a limiting assembly used for limiting rocks is arranged at one end, close to the bearing disc (8), of the installation disc (1);
the limiting assembly comprises a cylinder (2) and a push rod (6), wherein the cylinder (2) and the mounting plate (1) are fixedly connected with one end, close to the bearing plate (8), of the cylinder (2), the power output end of the cylinder (2) is perpendicular to the upper end face of the bearing plate (8), the fixed plate (3) is fixedly arranged at the power output end of the cylinder (2), one end, far away from the cylinder (2), of the fixed plate (3) is fixedly provided with a sleeve (5) through a connecting rod, the push rod (6) is slidably mounted in an inner cavity of the sleeve (5) through an elastic piece, and one end, close to the fixed plate (3), of the sleeve (5) is provided with an adjusting assembly for adjusting the elastic coefficient of the push rod (6).
2. The rock permeability measurement device of claim 1, wherein: the limiting assembly further comprises a connecting ring (4), the connecting ring (4) is fixedly sleeved on the outer wall of the sleeve (5), the connecting rod is at least installed at one end edge of the connecting ring (4) close to the fixed disc (3), and the other end of the connecting rod is fixedly connected with one end of the fixed disc (3) close to the sleeve (5).
3. The rock permeability measurement device of claim 1, wherein: the adjusting component comprises a threaded rod (9), one end of the threaded rod (9) and the fixed disc (3) are fixedly connected with one end of the connecting rod, a threaded cylinder (13) is installed on the outer wall of the threaded rod (9) through threaded fit, a pressing rod (10) is fixedly installed at one end of the threaded cylinder (13) far away from the threaded rod (9), the other end of the pressing rod (10) extends into an inner cavity of the sleeve (5), the pressing rod (10) extends to one end of the inner cavity of the sleeve (5) and is rotationally provided with a pressing plate (11), one end of the pressing plate (11) far away from the pressing rod (10) is fixedly connected with one end of the elastic element, and the other end of the elastic element is fixedly connected with one end of the ejector rod (6).
4. A rock permeability measurement apparatus according to claim 3, wherein: the elastic piece can be composed of an air bag, one end of the air bag is fixedly connected with one end of the pressing plate (11), and the other end of the air bag is connected with one end of the ejector rod (6).
5. A rock permeability measurement apparatus according to claim 3, wherein: the elastic piece can also be formed by a cylindrical elastic piece, one end of the cylindrical elastic piece is fixedly connected with one end of the pressing plate (11), and the other end of the cylindrical elastic piece is fixedly connected with one end of the ejector rod (6).
6. The rock permeability measurement device of claim 1, wherein: the outer wall of the ejector rod (6) is at least fixedly provided with a guide block (12), and the inner wall of the sleeve (5) is provided with a sliding groove matched with the guide block (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322140093.5U CN220854559U (en) | 2023-08-10 | 2023-08-10 | Rock permeability measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322140093.5U CN220854559U (en) | 2023-08-10 | 2023-08-10 | Rock permeability measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220854559U true CN220854559U (en) | 2024-04-26 |
Family
ID=90742123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322140093.5U Active CN220854559U (en) | 2023-08-10 | 2023-08-10 | Rock permeability measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220854559U (en) |
-
2023
- 2023-08-10 CN CN202322140093.5U patent/CN220854559U/en active Active
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