CN107643240A - A kind of A types rendrock permeability test method - Google Patents
A kind of A types rendrock permeability test method Download PDFInfo
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- CN107643240A CN107643240A CN201611077491.5A CN201611077491A CN107643240A CN 107643240 A CN107643240 A CN 107643240A CN 201611077491 A CN201611077491 A CN 201611077491A CN 107643240 A CN107643240 A CN 107643240A
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- rendrock
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- briquetting
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Abstract
The invention discloses a kind of A types rendrock permeability test method, its A type rendrocks infiltration experiment device used includes test chamber, the piston that can be inserted into the test chamber and matches somebody with somebody the briquetting for merging pressure needed for A type rendrocks when providing experiment with the piston.This method comprises the following steps：A. by A types rendrock with being put into cylinder after high-quality gauze wrapped；B. piston is put into cylinder, briquetting is placed on piston, A types rendrock is recorded in all oilholes set on cylinder lateral wall by certain pressure and is occurred the time required during oil droplet sign first；C. result evaluation：If oozing out the time in liquid is more than setting time value, then it is assumed that A type rendrocks are safe, and liquid oozes out the time and is less than or equal to setting time value, then it is assumed that A type rendrocks are unsafe；Wherein, the environment temperature for carrying out above-mentioned A types rendrock permeability test method is 15~25 DEG C.The inventive method can be very good to carry out risk assessment to A types rendrock.
Description
Technical field
The present invention relates to a kind of A types rendrock permeability test method.
Background technology
A type rendrocks are the materials containing liquid organic nitrate, such as nitroglycerine or nitroglycerine and one kind or one
The mixture of kind above composition, such as digest cellulose, ammonium nitrate or other inorganic nitrates, aromatic nitro derivative or flammable
Material.When A types rendrock contains the liquid nitrate esters higher than 40%, not only to pass through《Suggestion on Dangerous Goods Transport
Book-experiment and manual of standards》In the experiment enumerated, should also meet the requirement of permeability test, just be considered safe, can carry out
Road transport.But the country there is no A type rendrock permeability test methods at present, danger can not be carried out to this kind of explosive and commented
Estimate.
The content of the invention
It is an object of the invention to propose a kind of A types rendrock permeability test method, whether to assess A types rendrock
Safety.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of A types rendrock permeability test method, the A type rendrock infiltration experiment devices that methods described uses include
Test chamber, can be inserted into the test chamber piston and with the piston with merges offer experiment when A types rendrock institute
Need the briquetting of pressure；The test chamber includes container base and cylinder, wherein, the sealed bottom of cylinder is arranged on container base
On, the open top of cylinder；It is sequentially provided with some groups of oilholes from bottom to top in the side wall of cylinder, and between two adjacent groups oilhole
Gauge is from equal；Oilhole quantity in every group of oilhole is multiple, and is evenly arranged in the one of cylinder lateral wall with multiple oilholes of group
On individual circumferencial direction；The shapes and sizes of piston are adapted with the cylinder, and piston has pointed top；The briquetting is in inversion
Cup-shaped, the inverted draw cut being engaged with pointed top is offered on briquetting bottom wall；Several oilholes are offered in briquetting side wall
Peep hole；Methods described comprises the following steps：
A. by A types rendrock with being put into cylinder after high-quality gauze wrapped；
B. piston is put into cylinder, briquetting is placed on piston, A types rendrock is recorded in cylinder by certain pressure
Occurs the time required during oil droplet sign first in all oilholes set on body sidewall；
C. result evaluation：If oozing out the time in liquid is more than setting time value, then it is assumed that A type rendrocks are safety
, liquid oozes out the time and is less than or equal to setting time value, then it is assumed that A type rendrocks are unsafe；
Wherein, the environment temperature for carrying out above-mentioned A types rendrock permeability test method is 15~25 DEG C.
Preferably, the test chamber, piston and briquetting are made of bronze material；The internal diameter of cylinder is
15.7mm, external diameter 20mm, depth 40mm；Oilhole has four groups, and the oilhole quantity in every group of oilhole is five, each oilhole
A diameter of 0.5mm；The spacing distance of two adjacent groups oilhole is 5mm, and the one group of oilhole of position most on the lower and appearance in four groups of oilholes
The distance of device susceptor surface is 5mm；A diameter of 15.6mm of piston columnar part below pointed top；Piston and briquetting
Weight sum be 2220g；The length of the A types rendrock is 30mm, a diameter of 15mm, weight 5-8g；
The pressure that A types rendrock is subject in stepb is 120kPa；Setting time is 5 minutes in step c.
Preferably, the thickness of the container base is 15mm.
Preferably, the length of the piston is 52mm, wherein, the pointed long 4mm in top, the work below the pointed top
The long 48mm of stick harness body portion.
Preferably, the internal diameter of the briquetting is 100mm, and the external diameter of briquetting is 106mm, and the length of briquetting is 88mm.
Preferably, the quantity of the oilhole peep hole is four, and the width of each oilhole peep hole is 46mm, is highly
56mm。
The invention has the advantages that：
The infiltration experiment device that the inventive method uses includes test chamber, piston and briquetting, wherein, test chamber bag
Cylinder and container base are included, the present invention is rationally designed to the structure of cylinder, piston and briquetting.At the trial, first
The A type rendrocks of certain length are put into cylinder, then piston is also placed in cylinder, briquetting is placed on piston, is led to
Cross briquetting and piston gives A type rendrocks certain pressure, it is required when occurring oil droplet sign first by recording on cylinder
Time judges whether rendrock is safe.The present invention can be very good to carry out risk assessment to A types rendrock.
Brief description of the drawings
Fig. 1 is the structural representation of test chamber in the embodiment of the present invention；
Fig. 2 is the structural representation of piston in the embodiment of the present invention；
Fig. 3 is the structural representation of briquetting in the embodiment of the present invention；
Fig. 4 is the cooperation schematic diagram of test chamber, piston and briquetting when carrying out permeability test in the embodiment of the present invention；
Wherein, 1- test chambers, 2- pistons, 3-A type rendrocks, 4- briquettings, 5- container bases, 6- cylinders, 7- are pointed
Top, 8- inverted draw cuts, 9- oilholes, 10- oilhole peep holes, 11- piston columnar parts.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is described in further detail to the present invention：
With reference to shown in Fig. 1 to Fig. 3, a kind of A types rendrock infiltration experiment device, including test chamber 1, pluggable experiment
The piston 2 of container 1 and the briquetting 4 for matching somebody with somebody pressure needed for A types rendrock 3 when offer experiment is provided with piston 2.
Wherein, test chamber 1 includes container base 5 and cylinder 6, and the sealed bottom of cylinder 6 is arranged on container base 5,
The open top of cylinder 6.
It is sequentially provided with some groups of oilholes from bottom to top in the side wall of cylinder 6, and the spacing distance of two adjacent groups oilhole is equal.
The quantity of oilhole 9 in every group of oilhole is multiple, and a circumferencial direction of cylinder lateral wall is evenly arranged in the multiple oilholes organized
On.
The shapes and sizes of piston 2 are adapted with cylinder 6, to ensure that piston 2 is inserted into cylinder 6.Piston 2 has
Pointed top 7, the pointed top 7 are used to support briquetting 4.
Briquetting 4 is in inverted cup-shaped, and the inverted draw cut 8 being engaged with pointed top 7 is offered on the bottom wall of briquetting 4, and briquetting 4 is put
Put on the piston 2；Several oilhole peep holes 10 are offered in the side wall of briquetting 4.
The present invention can carry out the experiment of A type rendrocks risk assessment using test chamber 1, piston 2 and briquetting 4.
It shown below is a preferred embodiment and illustrate the present invention：
Test chamber 1, piston 2 and briquetting 4 are made of bronze material.For test chamber 1, piston 2 and
The size and weight of briquetting 4 have carried out following design respectively：
The internal diameter d1 of cylinder 6 is 15.7mm, outer diameter D 1 is 20mm, depth h1 is 40mm.
The thickness L1 of container base 5 is 15mm.
Oilhole has four groups, and the quantity of oilhole 9 in every group of oilhole is five.
The diameter D3 of each oilhole 9 is 0.5mm.The spacing distance L2 of two adjacent groups oilhole is 5mm, and four groups of oilhole middle positions
It is also 5mm to put one group of oilhole most on the lower and the distance L3 on the surface of container base 5.
The length L4 of piston 2 is 52mm, wherein, the 7 long 4mm of pointed top of piston, the work below the pointed top
11 long 48mm of stick harness body portion, the diameter D4 of piston columnar part 11 is 15.6mm.
Because the diameter of piston columnar part 11 is less than the internal diameter of cylinder 6, it is ensured that in piston insertion cylinder 6.
The internal diameter d2 of briquetting 4 is 100mm, and the outer diameter D 2 of briquetting 4 is 106mm, and the length L5 of briquetting 4 is 88mm；Piston 2 with
The weight sum of briquetting 4 is 2220g.
The quantity of oilhole peep hole 10 can be four, and the width of each oilhole peep hole is 46mm, is highly 56mm, oil
The bottom edge distance of the lower edge of hole peep hole to briquetting is 8mm；The bottom wall thickness 14mm of briquetting 4.
By above-mentioned oilhole peep hole 10 it is observed that all oilholes 9.Certainly it can also be designed as needed
His quantity, accordingly, the size of oilhole peep hole 10 changes.
In addition, the length of A type rendrocks is 30mm, a diameter of 15mm, weight 5-8g.When piston 2 and briquetting 4 are placed
When on to A type rendrocks, 120kPa pressure can be provided for the A type rendrocks.
A types rendrock permeability test method is in the embodiment of the present invention：
1. by A types rendrock with being put into cylinder 6 after high-quality gauze wrapped；
2. piston 2 is put into cylinder 6, briquetting 4, which is put, on the piston 2, makes pressure of the A types rendrock by 120kPa, note
There is the time required during oil droplet (nitroglycerine) sign first in all oilholes 9 set in the side wall of cylinder 6 in record；
3. result evaluation：If oozing out the time in liquid is more than 5 minutes (i.e. setting time value), then it is assumed that A type explosions are fried
Medicine is safe, and liquid oozed out the time less than or equal to 5 minutes, then it is assumed that A type rendrocks are unsafe
Wherein, the environment temperature for carrying out above-mentioned A types rendrock permeability test method is 15~25 DEG C.
It is, of course, also possible to the setting time value oozed out according to the size reasonable of above-mentioned pressure values adjustment liquid.Such as work as pressure
When intensity values improve, the setting time value that liquid oozes out accordingly shortens, and concrete numerical value corresponding relation can be obtained by testing.
Certainly, described above is only presently preferred embodiments of the present invention, and the present invention is not limited to enumerate above-described embodiment, should
When explanation, any those skilled in the art are all equivalent substitutes for being made, bright under the teaching of this specification
Aobvious variant, all falls within the essential scope of this specification, ought to be protected by the present invention.
Claims (6)
- A kind of 1. A types rendrock permeability test method, it is characterised in that the A types rendrock infiltration examination that methods described uses Experiment device includes test chamber, the piston that can be inserted into the test chamber and with the piston with A types when merging offer experiment The briquetting of pressure needed for rendrock；The test chamber includes container base and cylinder, wherein, the sealed bottom of cylinder is set On container base, the open top of cylinder；It is sequentially provided with some groups of oilholes, and adjacent two from bottom to top in the side wall of cylinder The spacing distance of group oilhole is equal；Oilhole quantity in every group of oilhole is multiple, and is evenly arranged in cylinder with multiple oilholes of group On one circumferencial direction of body sidewall；The shapes and sizes of piston are adapted with the cylinder, and piston has pointed top；It is described Briquetting is in inverted cup-shaped, and the inverted draw cut being engaged with pointed top is offered on briquetting bottom wall；Offered in briquetting side wall Several oilhole peep holes；Methods described comprises the following steps：A. by A types rendrock with being put into cylinder after high-quality gauze wrapped；B. piston is put into cylinder, briquetting is placed on piston, A types rendrock is recorded in cylinder side by certain pressure Occurs the time required during oil droplet sign first in all oilholes set on wall；C. result evaluation：If oozing out the time in liquid is more than setting time value, then it is assumed that A type rendrocks are safe, liquid Body oozes out the time and is less than or equal to setting time value, then it is assumed that A type rendrocks are unsafe；Wherein, the environment temperature for carrying out above-mentioned A types rendrock permeability test method is 15~25 DEG C.
- A kind of 2. A types rendrock permeability test method according to claim 1, it is characterised in that the test chamber, Piston and briquetting are made of bronze material；The internal diameter of the cylinder is 15.7mm, external diameter 20mm, depth are 40mm；The oilhole has four groups, and the oilhole quantity in every group of oilhole is five, a diameter of 0.5mm of each oilhole；Two adjacent groups The spacing distance of oilhole is 5mm, and position one group of oilhole most on the lower and the distance on container base surface are in four groups of oilholes 5mm；A diameter of 15.6mm of piston columnar part below pointed top；The weight sum of piston and briquetting is 2220g； The length of the A types rendrock is 30mm, a diameter of 15mm, weight 5-8g；The pressure that A types rendrock is subject in stepb is 120kPa；Setting time is 5 minutes in step c.
- A kind of 3. A types rendrock permeability test method according to claim 2, it is characterised in that the container base Thickness be 15mm.
- A kind of 4. A types rendrock permeability test method according to claim 2, it is characterised in that wherein, the piston Length be 52mm, wherein, the pointed long 4mm in top, the long 48mm of piston columnar part below the pointed top.
- A kind of 5. A types rendrock permeability test method according to claim 2, it is characterised in that the briquetting it is interior Footpath is 100mm, and the external diameter of briquetting is 106mm, and the length of briquetting is 88mm.
- A kind of 6. A types rendrock permeability test method according to claim 2, it is characterised in that the oilhole observation The quantity in hole is four, and the width of each oilhole peep hole is 46mm, is highly 56mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611077491.5A CN107643240B (en) | 2016-11-30 | 2016-11-30 | A kind of A type rendrock permeability test method |
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| CN201611077491.5A CN107643240B (en) | 2016-11-30 | 2016-11-30 | A kind of A type rendrock permeability test method |
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| CN107643240A true CN107643240A (en) | 2018-01-30 |
| CN107643240B CN107643240B (en) | 2019-09-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112595656A (en) * | 2020-12-09 | 2021-04-02 | 中国兵器工业第五九研究所 | Testing device and evaluation method for adaptability of explosive device long-storage environment for bomb |
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| CN201016907Y (en) * | 2007-03-19 | 2008-02-06 | 岳辉 | Compression type meat water content detecting instrument |
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| CN201016907Y (en) * | 2007-03-19 | 2008-02-06 | 岳辉 | Compression type meat water content detecting instrument |
| CN204359655U (en) * | 2014-11-05 | 2015-05-27 | 山东科技大学 | A kind of gas hydrate porosity and osmotic coefficient investigating device |
| CN104406968A (en) * | 2014-11-25 | 2015-03-11 | 山西北方兴安化学工业有限公司 | Chemical stability detection method for nitroglycerin-containing product |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112595656A (en) * | 2020-12-09 | 2021-04-02 | 中国兵器工业第五九研究所 | Testing device and evaluation method for adaptability of explosive device long-storage environment for bomb |
| CN112595656B (en) * | 2020-12-09 | 2022-05-27 | 中国兵器工业第五九研究所 | Testing device and evaluation method for adaptability of explosive device long-storage environment for bomb |
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| CN107643240B (en) | 2019-09-03 |
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