CN202735174U - Efficient shale hardness testing instrument - Google Patents
Efficient shale hardness testing instrument Download PDFInfo
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- CN202735174U CN202735174U CN 201220314130 CN201220314130U CN202735174U CN 202735174 U CN202735174 U CN 202735174U CN 201220314130 CN201220314130 CN 201220314130 CN 201220314130 U CN201220314130 U CN 201220314130U CN 202735174 U CN202735174 U CN 202735174U
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- screw rod
- loam cake
- test cylinder
- lower cover
- test
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Abstract
The utility model relates to the technical field of a device for testing the rejection capability of a drilling fluid, and in particular relates to an efficient shale hardness testing instrument which comprises an iron support, a testing barrel, an outer screw barrel, an upper cover, a lower cover, a screw rod and a rotational handle, wherein the testing barrel and the outer screw barrel are fixedly installed on the iron support from top to bottom in sequence; a screening plate is fixedly installed at the inner side of the lower part of the testing barrel and the interior of the testing barrel is divided into an upper testing chamber and a lower testing chamber by the screening plate; screening holes which are communicated up and down are formed in the screening plate; and the upper cover and the lower cover are fixedly connected with the upper end and the lower end of the testing barrel correspondingly. The device is reasonable and compact in structure and convenient to use; after being heated in the drilling fluid, the shale debris is extruded by a compressing cover, and the rejection capability of the drilling fluid can be judged through the shape of the extruded shale debris and the torsion and the revolution number tested by the testing instrument; the whole process is more visible, and the measurement is more accurate; and meanwhile the test can be accomplished through only the shale debris, so that the working quantity is small, and the efficiency is high.
Description
Technical field
The utility model relates to the inhibition proving installation technical field of drilling fluid, is a kind of efficient shale hardness-testing device.
Background technology
The inhibition normal operation NP-01 type shale expansion tester of conventional determining drilling fluid, this instrument is after rock core is immersed in drilling fluid, by pressure and temperature control rock core and bentonitic clay are expanded, compare again, select the best drilling fluid of rock core inhibition performance; But the empty cake of mud easily appears in this instrument when test, thereby affects test accuracy; Simultaneously, owing to adopting rock core to test, and get very loaded down with trivial details of core process, workload is large, and efficient is low.
Summary of the invention
The utility model provides a kind of efficient shale hardness-testing device, has overcome the deficiency of above-mentioned prior art, and it can effectively solve when adopting the test of NP-01 type shale expansion tester, and accuracy of measurement is poor, inefficient problem.
The technical solution of the utility model realizes by following measures: a kind of efficient shale hardness-testing device comprises iron stand, test cylinder, screw rod urceolus, loam cake, lower cover, screw rod and rotary handle; On iron stand, be installed with successively from the bottom to top test cylinder and screw rod urceolus, be installed with sieve plate and be test cavity and lower test cavity with the test cylinder interior separation in the lower inside of test cylinder, the sieve aperture that communicates is up and down arranged at sieve plate; Top and bottom at test cylinder are fixedly connected with respectively loam cake and lower cover; There is intercommunicating pore at middle part at loam cake, and the lower end of screw rod urceolus is passed intercommunicating pore and is fixed in the test cavity; Inside at the screw rod urceolus is equipped with the screw rod that can move up and down by screw thread, be installed with the compression cover corresponding with the internal diameter of test cylinder in the lower end of screw rod and be positioned at the test cavity; The rotary handle of the upper end of screw rod and screw rod urceolus top is fixed together.
The below is the further optimization and/or improvements to above-mentioned utility model technical scheme:
The upper end of above-mentioned rotary handle can be installed with the measurement instrument that can measure rotary handle moment of torsion and revolution.
Above-mentioned loam cake can be the cylindrical shell that Open Side Down, and the lower inside of loam cake has screw thread, and loam cake and the outside, test cylinder upper end are fixed together by screw thread; Lower cover is the cylindrical shell of opening upwards, in the inside upper part of lower cover screw thread is arranged, and the outside, lower end of lower cover and test cylinder is fixed together by screw thread.
The upper end of above-mentioned screw rod can be fixedly connected with the hexagonal connector, and there is the hexagonal connecting hole corresponding with the hexagonal connector at the middle part of rotary handle, and the hexagonal connector is sleeved in the hexagonal connecting hole.
The top and bottom of above-mentioned test cylinder can be installed with O-ring seal respectively and between loam cake and the lower cover.
The utility model reasonable and compact in structure, easy to use; After heat is rolled in drilling fluid to the shale landwaste, pushed squeezing landwaste by compression cover again, the landwaste after the extruding is by to the moment of torsion of its shape and measurement instrument test and the inhibition that revolution can be judged drilling fluid; Whole process is more directly perceived, and it is more accurate to measure; Simultaneously only need landwaste can finish test, workload is little, and efficient is high.
Description of drawings
Accompanying drawing 1 is looked the sectional structure schematic diagram for the master of the utility model most preferred embodiment.
Coding in the accompanying drawing is respectively: 1 is iron stand, and 2 is test cylinder, and 3 is the screw rod urceolus, 4 is sieve plate, and 5 is upper test cavity, and 6 is lower test cavity, 7 is sieve aperture, and 8 is loam cake, and 9 is lower cover, 10 is screw rod, 11 is compression cover, and 12 is rotary handle, and 13 is measurement instrument, 14 is the hexagonal connector, and 15 is O-ring seal.
Embodiment
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
In the utility model, for convenience of description, the description of the relative position relation of each parts all is that the Butut mode according to Figure of description 1 is described, as: the position relationship of upper and lower, left and right etc. is to determine according to the Butut direction of Figure of description.
Below in conjunction with embodiment and accompanying drawing the utility model is further described:
As shown in Figure 1, this efficient shale hardness-testing device comprises iron stand 1, test cylinder 2, screw rod urceolus 3, loam cake 8, lower cover 9, screw rod 10 and rotary handle 12; On iron stand 1, be installed with successively from the bottom to top test cylinder 2 and screw rod urceolus 3, be installed with sieve plate 4 and be test cavity 5 and lower test cavity 6 with test cylinder 2 interior separations in the lower inside of test cylinder 2, the sieve aperture 7 that communicates is up and down arranged at sieve plate 4; Be fixedly connected with respectively loam cake 8 and lower cover 9 in the top and bottom of test cylinder 2; There is intercommunicating pore at middle part at loam cake 8, and the lower end of screw rod urceolus 3 is passed intercommunicating pore and is fixed in the test cavity 5; Inside at screw rod urceolus 3 is equipped with the screw rod 10 that can move up and down by screw thread, be installed with the compression cover corresponding with the internal diameter of test cylinder 2 11 in the lower end of screw rod 10 and be positioned at test cavity 5; The rotary handle 12 of the upper end of screw rod 10 and screw rod urceolus 3 tops is fixed together.When carrying out test experiments, test specimen need not adopt core, only needs landwaste can finish test, and loaded down with trivial details when having saved coring reduced workload; Be forced out the landwaste sample that comes by observation simultaneously and judge, drilling fluid rejection into strips is poor, and large or caked its drilling fluid rejection of shatter value is strong; The test effect is more directly perceived, uses more convenient.
Can according to actual needs, above-mentioned efficient shale hardness-testing device be made further optimization and/or improvements:
As shown in Figure 1, be installed with the measurement instrument 13 that to measure rotary handle 12 moments of torsion and revolution in the upper end of rotary handle 12.The moment of torsion that measurement instrument 13 is measured carries out the size contrast, and moment of torsion is large, then the drilling fluid strong inhibition capability; By quantizing and contrast directly perceived, make the data of measurement more accurate, efficient is high.
As shown in Figure 1, loam cake 8 is the cylindrical shell that Open Side Down, and the lower inside of loam cake 8 has screw thread, and loam cake 8 is fixed together by screw thread with the outside, test cylinder 2 upper ends; Lower cover 9 is the cylindrical shell of opening upwards, in the inside upper part of lower cover 9 screw thread is arranged, and lower cover 9 is fixed together by screw thread with the outside, lower end of test cylinder 2.Be convenient to test cylinder 2 respectively and the installation and removal between loam cake 8 and the lower cover 9.
As shown in Figure 1, be fixedly connected with hexagonal connector 14 in the upper end of screw rod 10, there is the hexagonal connecting hole corresponding with hexagonal connector 14 at the middle part of rotary handle 12, and hexagonal connector 14 is sleeved in the hexagonal connecting hole.Make the moment of torsion on the rotary handle 12 pass to screw rod 10 by hexagonal connector 14, screw rod 10 is moved up and down in screw rod urceolus 3.
As shown in Figure 1, the top and bottom of test cylinder 2 are installed with O-ring seal 15 respectively and between loam cake 8 and the lower cover 9.O-ring seal 15 can play the effect that increases the surface of contact sealing.
Above technical characterictic has consisted of most preferred embodiment of the present utility model, and it has stronger adaptability and best implementation result, can increase and decrease according to actual needs non-essential technical characterictic, satisfies the demand of different situations.
The use procedure of the utility model most preferred embodiment: at first, put on the sieve plate 4 of the test barrel 2 that fills drilling fluid or solution after landwaste cleaned with salt solution; Design temperature and time carry out after heat rolls, and the lower cover 9 of outwarding winding bleeds off drilling fluid, then make screw rod 10 drive that compression cover 11 descend and the compression landwaste with 10 rotations of 12 pairs of screw rods of rotary handle; By increasing gradually torsion, the variation of the revolution of measurement instrument 13 and moment of torsion and observation were from the damaged situation of the landwaste of sieve aperture 7 extrusion when the observation landwaste was stressed out, harder according to the landwaste piece again, the torsion value of reading is larger, the better inhibition that tests out drilling fluid that compares of inhibition.
Claims (9)
1. an efficient shale hardness-testing device is characterized in that comprising iron stand, test cylinder, screw rod urceolus, loam cake, lower cover, screw rod and rotary handle; On iron stand, be installed with successively from the bottom to top test cylinder and screw rod urceolus, be installed with sieve plate and be test cavity and lower test cavity with the test cylinder interior separation in the lower inside of test cylinder, the sieve aperture that communicates is up and down arranged at sieve plate; Top and bottom at test cylinder are fixedly connected with respectively loam cake and lower cover; There is intercommunicating pore at middle part at loam cake, and the lower end of screw rod urceolus is passed intercommunicating pore and is fixed in the test cavity; Inside at the screw rod urceolus is equipped with the screw rod that can move up and down by screw thread, be installed with the compression cover corresponding with the internal diameter of test cylinder in the lower end of screw rod and be positioned at the test cavity; The rotary handle of the upper end of screw rod and screw rod urceolus top is fixed together.
2. efficient shale hardness-testing device according to claim 1 is characterized in that the upper end of rotary handle is installed with the measurement instrument that can measure rotary handle moment of torsion and revolution.
3. efficient shale hardness-testing device according to claim 1 and 2 is characterized in that loam cake is the cylindrical shell that Open Side Down, and the lower inside of loam cake has screw thread, and loam cake and the outside, test cylinder upper end are fixed together by screw thread; Lower cover is the cylindrical shell of opening upwards, in the inside upper part of lower cover screw thread is arranged, and the outside, lower end of lower cover and test cylinder is fixed together by screw thread.
4. efficient shale hardness-testing device according to claim 1 and 2, the upper end that it is characterized in that screw rod is fixedly connected with the hexagonal connector, there is the hexagonal connecting hole corresponding with the hexagonal connector at the middle part of rotary handle, and the hexagonal connector is sleeved in the hexagonal connecting hole.
5. efficient shale hardness-testing device according to claim 3 is characterized in that the upper end of screw rod is fixedly connected with the hexagonal connector, and there is the hexagonal connecting hole corresponding with the hexagonal connector at the middle part of rotary handle, and the hexagonal connector is sleeved in the hexagonal connecting hole.
6. efficient shale hardness-testing device according to claim 1 and 2 is characterized in that the top and bottom of test cylinder are installed with O-ring seal respectively and between loam cake and the lower cover.
7. efficient shale hardness-testing device according to claim 3 is characterized in that the top and bottom of test cylinder are installed with O-ring seal respectively and between loam cake and the lower cover.
8. efficient shale hardness-testing device according to claim 4 is characterized in that the top and bottom of test cylinder are installed with O-ring seal respectively and between loam cake and the lower cover.
9. efficient shale hardness-testing device according to claim 5 is characterized in that the top and bottom of test cylinder are installed with O-ring seal respectively and between loam cake and the lower cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314130 CN202735174U (en) | 2012-07-02 | 2012-07-02 | Efficient shale hardness testing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314130 CN202735174U (en) | 2012-07-02 | 2012-07-02 | Efficient shale hardness testing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202735174U true CN202735174U (en) | 2013-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220314130 Expired - Fee Related CN202735174U (en) | 2012-07-02 | 2012-07-02 | Efficient shale hardness testing instrument |
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| Country | Link |
|---|---|
| CN (1) | CN202735174U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439204A (en) * | 2013-08-29 | 2013-12-11 | 王昌益 | Rock hardness measuring method and measuring apparatus |
| CN111289353A (en) * | 2020-04-01 | 2020-06-16 | 厦门理工学院 | A test device for seabed rock is broken |
-
2012
- 2012-07-02 CN CN 201220314130 patent/CN202735174U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439204A (en) * | 2013-08-29 | 2013-12-11 | 王昌益 | Rock hardness measuring method and measuring apparatus |
| CN103439204B (en) * | 2013-08-29 | 2016-05-18 | 王昌益 | A kind of formation hardness assay method and determining instrument |
| CN111289353A (en) * | 2020-04-01 | 2020-06-16 | 厦门理工学院 | A test device for seabed rock is broken |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20200702 |