CN1180229C - Swelling pressure testing method and device for static rupturing agent - Google Patents
Swelling pressure testing method and device for static rupturing agent Download PDFInfo
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- CN1180229C CN1180229C CNB031189024A CN03118902A CN1180229C CN 1180229 C CN1180229 C CN 1180229C CN B031189024 A CNB031189024 A CN B031189024A CN 03118902 A CN03118902 A CN 03118902A CN 1180229 C CN1180229 C CN 1180229C
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- rigid frame
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- proving ring
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Abstract
The present invention relates to a testing method and a testing device for the expansion pressure of static breaking agents. The testing method of the expansion pressure of static breaking agents is characterized in that a static breaking agent to be measured is arranged in a blast hole with radial rigid constraint, so the static breaking agent can only generate axial expansion and displacement, and users can directly obtain the expansion pressure via the deformation and the displacement of a force testing ring on a blast hole opening. The testing device is composed of a rigid frame, a force testing ring (4), a dial indicator (gauge) (5), a blast hole mold (6) and a platform lifting control system (8), wherein the blast hole mold (6) and the force testing ring (4) are arranged in the liftable rigid frame and is arranged on the same symmetrical central axis, the blast hole mold (6) is arranged on a rigid frame platform (2), and a blast hole (7) is arranged in the blast hole mold (6). The present invention has the characteristics of visual and accurate measurement result, simple testing device, repeatable use, low cost and easy learning.
Description
Technical field
The present invention relates to a kind of method of testing and proving installation of the static fracture agent swelling pressure.
Background technology
When the expansion character of research and production testing static fracture agent, a most important parameter is the test of the swelling pressure.Up to the present, China does not announce unified method of testing and swelling pressure index as yet.The general method of testing that adopts of research or production unit is to utilize weldless steel tube---resistance strain gage is measured; In measuring process, mainly have following problem: the calibration more complicated of foil gauge, be difficult for accurately measuring, reading is directly perceived inadequately, calculate than more complicated, influenced by environmental temperature, success ratio is low, the result is inaccurate, steel pipe and foil gauge can not be reused, therefore a kind of measurement is convenient with regard to needing, reading is intuitively accurate, reusable swelling pressure measuring method.Number of patent application 99124958.5 discloses a kind of hydraulic method.Adopt proving ring punching block big gun hole to carry out static fracture agent turgor pressure force measurement, still do not have report at present.
Summary of the invention
The object of the present invention is to provide a kind of method of testing and proving installation of the static fracture agent swelling pressure, make it have intuitive measurement results, accurate, proving installation is simple, reusable, cost is low, the characteristics of easy.
Technical solution of the present invention is: a kind of method of testing of the static fracture agent swelling pressure, it is characterized in that tested static fracture agent is installed among the big gun hole with radial rigidity constraint, make static fracture agent only can produce axial expansion and displacement, can directly obtain its swelling pressure by the proving ring deformation displacement on the big gun aperture.
Above the big gun aperture, proving ring can obtain the proving ring displacement parameter continuously by computing machine or dial gauge, obtains the swelling pressure by the proving ring nominal pressure with the proving ring concora crush.
Initial in the test swelling pressure, apply certain original pressure and locking by the liftable rigid frame to proving ring.
A kind of proving installation of realizing said method is characterized in that it is made up of rigid frame, proving ring 4, hundred (thousand) submeters 5, big gun casement 6, lifting platform control system 8.Rigid frame is made up of rigid frame top board 1, rigid frame platform 2 and 2 rigid frame tracks 3, rigid frame top board 1 is connected with 2 rigid frame track 3 packaged types with rigid frame platform 2, be provided with lifting platform control system 8 in the rigid frame platform 2, big gun casement 6 and proving ring 4 are positioned among the liftable rigid frame; Proving ring 4 is positioned at 7 tops, big gun hole, and fixes with rigid frame top board 1, and proving ring 4 is provided with hundred (thousand) submeters 5, and big gun casement 6 and proving ring 4 are on same symcenter axis, and big gun casement 6 is positioned on the rigid frame platform 2, is provided with big gun hole 7 in the big gun casement 6.
The big gun casement is processed by steel, and its wall thickness is greater than 2 times blasthole diameter, and the big gun hole is a through hole, and the degree of depth is 2～8cm.
The present invention is that employing big gun hole is a through hole, and the degree of depth is 2～8cm, after once test is finished, can easily static fracture agent be disclosed removing, and the big gun casement is reusable.The present invention adopts mechanical means to carry out the test of the swelling pressure, intuitive measurement results, accurate, and proving installation is simple, easy-to-use, economical, for static fracture agent provides a kind of new method.The present invention is widely used in the research and the production testing of static fracture agent, also can be used for having the swelling pressure test of the solid material of expansion character.
Description of drawings
Fig. 1 is the mechanical schematic diagram of proving installation of the present invention
Wherein 1-rigid frame top board, 2-rigid frame platform, 3-rigid frame track, 4-proving ring, 5-hundred (thousand) submeters, 6-big gun pore model, 7-big gun hole, 8-lifting platform control system.
Embodiment
A kind of method of testing of the static fracture agent swelling pressure, tested static fracture agent is installed among the big gun hole with radial rigidity constraint, make static fracture agent only can produce axial expansion and displacement, can directly obtain its swelling pressure by the proving ring deformation displacement on the big gun aperture.
Above the big gun aperture, proving ring can obtain the proving ring displacement parameter continuously by computing machine or dial gauge, obtains the swelling pressure by the proving ring nominal pressure with the proving ring concora crush.
Initial in the test swelling pressure, apply certain original pressure and locking by the liftable rigid frame to proving ring.
A kind of proving installation of realizing said method, it is made up of rigid frame, proving ring 4, hundred (thousand) submeters 5, big gun casement 6, lifting platform control system 8.Rigid frame is made up of rigid frame top board 1, rigid frame platform 2 and 2 rigid frame tracks 3, rigid frame top board 1 is connected with 2 rigid frame track 3 packaged types with rigid frame platform 2, be provided with lifting platform control system 8 in the rigid frame platform 2, big gun casement 6 and proving ring 4 are positioned among the liftable rigid frame; Proving ring 4 is positioned at 7 tops, big gun hole, and fixes with rigid frame top board 1, and proving ring 4 is provided with hundred (thousand) submeters 5, and big gun casement 6 and proving ring 4 are on same symcenter axis, and big gun casement 6 is positioned on the rigid frame platform 2, is provided with big gun hole 7 in the big gun casement 6.
The big gun casement is processed by steel, and its wall thickness is greater than 2 times blasthole diameter, and the big gun hole is a through hole, and the degree of depth is 2～8cm.
Big gun casement 6 is processed into by steel.Be loaded in the described static fracture agent among the big gun hole 7.
As shown in Figure 1, the present invention is installed in big gun casement 6 and proving ring 4 in the rigid platfor framework, fills static fracture agent during test in big gun hole 7, place on the platform steel plate, big gun hole concora crush proving ring suitable for reading utilizes rigid frame removable frame up and down, gives proving ring one original pressure and locking.Along with the variation of time, static fracture agent expands gradually, produces displacement in the axial direction and makes the proving ring distortion, and pressure raises gradually.Be connected on computing machine on the proving ring or the dial gauge and can directly obtain swelling pressure numerical value.The measuring method of also just measure conveniently, reading is intuitively accurate, reusable, cost is low for the test of the static fracture agent swelling pressure provides a kind of.
The present invention is widely used in the research of static fracture agent, and aspects such as geologic hazard that is caused by expansions such as the profit soil that expands and research on environmental issues; The aspects such as swelling pressure test that also can be used for the expansion of solids material.
Claims (5)
1, a kind of method of testing of the static fracture agent swelling pressure, it is characterized in that tested static fracture agent is installed among the big gun hole with radial rigidity constraint, make static fracture agent only can produce axial expansion and displacement, can directly obtain its swelling pressure by the proving ring deformation displacement on the big gun aperture.
2, the method for testing of a kind of static fracture agent swelling pressure according to claim 1, it is characterized in that the proving ring concora crush above the big gun aperture, proving ring can obtain the proving ring displacement parameter continuously by computing machine or dial gauge or clock gauge (5), obtains the swelling pressure by the proving ring nominal pressure.
3, the method for testing of a kind of static fracture agent swelling pressure according to claim 1 and 2, it is characterized in that the test swelling pressure initial, by the liftable rigid frame to proving ring apply certain original pressure and the locking.
4, a kind of proving installation of the static fracture agent swelling pressure, it is characterized in that it is made up of rigid frame, proving ring (4), dial gauge or dried submeter (5), big gun casement (6), lifting platform control system (8), rigid frame is made up of rigid frame top board (1), platform (2) and 2 rigid frame tracks (3), rigid frame top board (1) is connected with 2 rigid frame tracks (3) packaged type with platform (2), be provided with lifting platform control system (8) in the rigid frame platform (2), merit big gun casement (6) and proving ring (4) are positioned among the liftable rigid frame; Proving ring (4) is positioned at top, big gun hole (7), and fix with rigid frame top board (1), proving ring (4) is provided with dial gauge or clock gauge (5), big gun casement (6) and proving ring (4) are on same symcenter axis, big gun casement (6) is positioned on the rigid frame platform (2), is provided with big gun hole (7) in the big gun casement (6).
5, the proving installation of a kind of static fracture agent swelling pressure according to claim 4 is characterized in that big gun casement (6) is processed by steel, and its wall thickness is greater than 2 times blasthole diameter, and the big gun hole is a through hole, and the degree of depth is 2～8cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031189024A CN1180229C (en) | 2003-04-08 | 2003-04-08 | Swelling pressure testing method and device for static rupturing agent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031189024A CN1180229C (en) | 2003-04-08 | 2003-04-08 | Swelling pressure testing method and device for static rupturing agent |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1441233A CN1441233A (en) | 2003-09-10 |
| CN1180229C true CN1180229C (en) | 2004-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031189024A Expired - Fee Related CN1180229C (en) | 2003-04-08 | 2003-04-08 | Swelling pressure testing method and device for static rupturing agent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775855A (en) * | 2018-07-16 | 2018-11-09 | 哈尔滨工业大学 | The measuring device of through-hole hoop strain during a kind of static crushing |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103323164B (en) * | 2013-06-28 | 2014-12-10 | 东北大学 | Testing system for measuring static cracking agent swelling pressure and testing method thereof |
| CN103852200B (en) * | 2014-01-20 | 2016-06-22 | 浙江工业大学 | The determinator of a kind of solid preparation turgor pressure and assay method |
| CN103868638B (en) * | 2014-03-27 | 2016-01-20 | 水利部交通运输部国家能源局南京水利科学研究院 | Frost force measurement device and measuring method thereof |
| CN104237461B (en) * | 2014-07-31 | 2016-08-17 | 北京科技大学 | A kind of electromechanical performance testing device inflating pre-deformation and method of testing |
| CN105004664B (en) * | 2015-08-10 | 2017-09-29 | 华北理工大学 | A kind of test device for measuring intumescent material swells pressure and temperature |
| CN105890836A (en) * | 2016-04-27 | 2016-08-24 | 中国矿业大学(北京) | Device for measuring expansion pressure of soundless cracking agent |
| CN108444550B (en) * | 2018-06-15 | 2023-11-21 | 吕梁学院 | Static breaker expansion pressure and temperature testing integrated device and testing method thereof |
| CN110333141B (en) * | 2019-07-10 | 2021-10-19 | 哈尔滨工程大学 | Blowout prevention testing device and method for testing hydration temperature and pressure of crushing agent |
| CN112031750B (en) * | 2020-09-03 | 2022-02-11 | 东北大学 | Device and method for testing radial expansion pressure of static crushing agent in drill hole |
-
2003
- 2003-04-08 CN CNB031189024A patent/CN1180229C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775855A (en) * | 2018-07-16 | 2018-11-09 | 哈尔滨工业大学 | The measuring device of through-hole hoop strain during a kind of static crushing |
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| CN1441233A (en) | 2003-09-10 |
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