CN104034914B - A kind of for measuring emulsion auxiliary device of explosion velocity in big gun hole - Google Patents
A kind of for measuring emulsion auxiliary device of explosion velocity in big gun hole Download PDFInfo
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- CN104034914B CN104034914B CN201410225679.4A CN201410225679A CN104034914B CN 104034914 B CN104034914 B CN 104034914B CN 201410225679 A CN201410225679 A CN 201410225679A CN 104034914 B CN104034914 B CN 104034914B
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Abstract
The present invention discloses a kind of for measuring emulsion auxiliary device of explosion velocity in big gun hole, and fixing line lower end is fixed with target line plate top, and weight has been hung by a bracing wire in target line plate bottom；Wire is made up of four thin wires, and the end of these four thin wires is all connected to an enamel-cover copper wire line, and two enamel-cover copper wire lines are stuck in target wire casing after being wound around, and these two enamel-cover copper wire line ends are wrapped with mackintosh；Other two enamel-cover copper wire lines are stuck in lower target wire casing after being wound around, and these two enamel-cover copper wire line ends are wrapped with mackintosh.The thin wire of two enamel-cover copper wire lines following, above and correspondence is successively connected by the heat produced during explosion, drawing emulsion explosion velocity in big gun hole by the spacing calculating upper and lower target wire casing with the ratio of time difference connecting signal, thus overcoming electrical measuring method and primacord method can not the accurate defect of explosion velocity in measured hole；Using low-cost common components due to this auxiliary device again, the manufacturing cost thus making this auxiliary device is relatively low.
Description
Technical field
The invention belongs to explosion velocity fields of measurement, specifically, particularly relate to a kind of for measuring breast
Change explosive auxiliary device of explosion velocity in big gun hole.
Background technology
Explosion velocity is an important parameter of reaction emulsion performance, and existing method of testing mainly has
Electrical measuring method and primacord method.Above two method can measure emulsion at paper web, plastic barrel
Or the explosion velocity under the conditions of the known constraints such as steel cylinder, and this constraints is utilized to come artillery simulators hole
Interior explosion velocity, but the explosion velocity that emulsion is under different restraint conditions has significant difference, these are two years old
The method of kind cannot measure the emulsion true explosion velocity in big gun hole.
In existing hole continuous detonation velocity instrument can with explosion velocity in measured hole, but owing to it is expensive
(one about tens0000), is not used on a large scale at civil explosive industry.
Summary of the invention
The technical problem to be solved is to provide a kind of low-cost for measuring
Emulsion is the auxiliary device of explosion velocity in big gun hole, and uses electrical measuring method by this auxiliary device
Accurately measure emulsion explosion velocity in big gun hole.
Technical scheme is as follows: a kind of for measuring emulsion explosion velocity in big gun hole
Auxiliary device, it is characterised in that: include fixing line (1) and wire (5), wherein fix line
(1) upper end is unsettled, and the lower end of this fixing line is fixed with target line plate (2) top, and target line
A weight (4), and fixing line (1) have been hung by a bracing wire (3) in the bottom of plate (2)
With the central authorities that bracing wire (3) is respectively positioned on target line plate (2)；The upper end water of described target line plate (2)
Being opened flat a upper guide wire casing (2a), a side vertical of this target line plate has a side
Face metallic channel (2b), the upper end of this lateral conductive lines groove is connected with described upper guide wire casing (2a)；
A rectangular opening (2c) running through two plate faces, this rectangle is dug on described target line plate (2)
At the upper hole wall in hole, level has a upper target wire casing (2d), and the lower end water of target line plate (2)
Being opened flat a lower target wire casing (2e), the two target wire casing is opened respectively to described target line plate (2)
Two sides；
The upper end of described wire (5) is free end, and this free end is used for and electrical measuring method explosion velocity
Instrument is connected, and wire (5) bottom is stuck in described upper guide wire casing (2a) and lateral conductive lines groove
(2b) in；Described wire (5) is made up of four thin wires, the end of these four thin wires
It is connected to enamel-cover copper wire line (6) respectively, after wherein two enamel-covers copper wire line (6) are wound around
Being stuck in described upper target wire casing (2d), the end of these two enamel-covers copper wire line (6) is positioned at institute
State at target line plate (2) another side, and the end of these two enamel-covers copper wire line (6) disconnect,
And be fixed together by being wrapped in the mackintosh of outside；Other two described enamel-cover copper wire lines
(6) it is stuck in lower target wire casing (2e) after being wound around, the end of these two enamel-covers copper wire line (6)
It is positioned at described target line plate (2) another side, and the end of these two enamel-covers copper wire line (6)
Disconnect, and be fixed together by being wrapped in the mackintosh of outside.
Before measurement, first install emulsion in big gun hole, then book auxiliary device put into big gun hole,
And target line plate (2) is put into the degree of depth wanting to measure explosion velocity in emulsion, then will be solid
The free end of alignment (1) is fixed at the aperture in big gun hole, finally completes follow-up plug-hole operation,
And the free end of wire (5) is connected with the wire of electrical measuring method detonation velocity meter.During explosion, produce
Paint outside following two enamel-cover copper wire lines can first be burnt by raw heat, thus by these two
Enamel-cover copper wire line is connected with two corresponding thin wires, and described detonation velocity meter can detect connection letter
Number；And the paint outside above two enamel-cover copper wire lines is burnt by heat that explosion produces after the meeting,
Thus these two enamel-cover copper wire lines are connected with two corresponding thin wires, described detonation velocity meter also can
This connection signal detected, connect for two and there is a time difference, finally by meter between signal
Calculating formula and draw emulsion explosion velocity in big gun hole, this computing formula is: upper and lower target wire casing
Between distance and the ratio of time difference connecting signal.Further, the opening of described rectangular opening (2c)
If purpose is the impact energy in order to produce when absorbing explosion as little as possible, thus ensures quick-fried as far as possible
The accuracy that speed is measured.
Use above technical scheme, be connected with electrical measuring method detonation velocity meter when the present invention uses, during explosion
The thin wire of following two enamel-covers copper wire line (6) and correspondence is first connected by the heat produced, then
Being connected by the thin wire of two enamel-covers copper wire line (6) and correspondence above, electrical measuring method detonation velocity meter is examined
Measure and have a time difference, finally by calculating upper and lower target line between the two connection signal
With the ratio of the time difference connecting signal, distance between groove can show that emulsion is in big gun hole
Explosion velocity, thus overcome tradition electrical measuring method and primacord method can not accurately measure emulsion
The defect of explosion velocity in big gun hole；Again due to the simple in construction of this auxiliary device, the parts base of employing
This is low-cost common components, and the manufacturing cost of this auxiliary device thus can be made to compare
Low, thus overcome the tradition high shortcoming of continuous detonation velocity instrument price, and then be conducive to civilian quick-fried
Broken field large-scale promotion is used.
For the ease of fixing, described wire (5) passes through at the wiring of enamel-cover copper wire line (6)
Mackintosh is fixed on target line plate (2), and the parcel of described enamel-cover copper wire line (6) end
Place is fixed on target line plate (2) also by mackintosh.
Beneficial effect: be connected with electrical measuring method detonation velocity meter when the present invention uses, the heat produced during explosion
The thin wire of following two enamel-covers copper wire line (6) and correspondence is first connected by amount, then by above two
The thin wire of root enamel-cover copper wire line (6) and correspondence is connected, electrical measuring method detonation velocity meter detect this two
A time difference is had, finally by calculating between upper and lower target wire casing between individual connection signal
Distance can draw emulsion explosion velocity in big gun hole with the ratio of the time difference connecting signal, this
Sample just overcomes tradition electrical measuring method and primacord method can not accurately measure emulsion in big gun hole
The defect of explosion velocity；Again due to the simple in construction of this auxiliary device, the parts of employing are essentially price
Cheap common components, the manufacturing cost ratio that thus can make this auxiliary device is relatively low, thus gram
The shortcoming that clothes tradition continuous detonation velocity instrument price is high, and then be conducive on the big rule in civil blast field
Mould promotes the use.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the schematic diagram after the present invention removes bracing wire 3 and weight 4.
Fig. 3 is that Fig. 2 hits the cross-sectional cut-away enlarged drawing of line plate 2.
Detailed description of the invention
The invention will be further described with embodiment below in conjunction with the accompanying drawings:
Such as Fig. 1, shown in 2 and 3, a kind of for measuring emulsion explosion velocity auxiliary in big gun hole
Help device, mainly by fixing line 1, target line plate 2, bracing wire 3, weight 4, wire 5 and enamel-cover
Copper wire line 6 is constituted, and the upper end wherein fixing line 1 is unsettled, and before measuring, this fixing line 1 is unsettled
End is fixed at the aperture in big gun hole, and the lower end of this fixing line 1 is fixed with target line plate 2 top, from
And this auxiliary device is fixed in big gun hole.A bracing wire 3 is passed through in the bottom of described target line plate 2
Having hung a weight 4, the material of this weight 4 is chosen as iron block or stone etc., and fixing line
1 and bracing wire 3 be respectively positioned on the central authorities of target line plate 2, thus can guarantee that target line plate 2 does not occur partially
Turn, and ensure that target line plate 2 is in vertical device.
The upper end level of described target line plate 2 has a upper guide wire casing 2a, this target line plate 2
A side vertical have a lateral conductive lines groove 2b, the upper end of this lateral conductive lines groove 2b with
Described upper guide wire casing 2a is connected.Dig one on described target line plate 2 and run through two plate faces
Rectangular opening 2c, at the upper hole wall of this rectangular opening 2c, level has a upper target wire casing 2d, and
The lower end level of target line plate 2 has a lower target wire casing 2e, and the two target wire casing is opened respectively
To two sides of described target line plate 2, and all it is connected with described lateral conductive lines groove 2b.
Such as Fig. 1, shown in 2 and 3, the upper end of described wire 5 is free end, this free end
For being connected with electrical measuring method detonation velocity meter (existing equipment), and wire 5 bottom is stuck on described
In portion metallic channel 2a and lateral conductive lines groove 2b.Described wire 5 is made up of four thin wires, this
The end of four thin wires is connected to enamel-cover copper wire line 6, wherein two enamel-cover copper wires respectively
Line 6 is stuck in described upper target wire casing 2d after being wound around, the end position of these two enamel-cover copper wire lines 6
At described target line plate 2 another side, the end of these two enamel-cover copper wire lines 6 disconnects, and this
The end of two enamel-cover copper wire lines 6 is fixed together by being wrapped in the mackintosh of outside.This
Time, above two thin wires of these two enamel-cover copper wire lines 6 and correspondence be in its unaccessed state.
Other two described enamel-cover copper wire lines 6 are stuck in lower target wire casing 2e after being wound around, these two
The end of enamel-cover copper wire line 6 is positioned at described target line plate 2 another side, and these two enamel-cover copper
The end of silk thread 6 disconnects, and the end of these two enamel-cover copper wire lines 6 is by being wrapped in outside
Mackintosh is fixed together.Now, these two enamel-cover copper wire lines 6 and two of correspondence below
Thin wire is in its unaccessed state.As preferably, described wire 5 connects with enamel-cover copper wire line 6
It is fixed on target line plate 2 by mackintosh at line, and the bag of described enamel-cover copper wire line 6 end
The place of wrapping up in is fixed on target line plate 2 also by mackintosh.
Before measurement, first install emulsion in big gun hole, then book auxiliary device put into big gun hole,
And target line plate 2 is put into the degree of depth wanting to measure explosion velocity in emulsion, then by fixing line
The free end of 1 is fixed at the aperture in big gun hole, finally completes follow-up plug-hole operation, and by wire
The free end of 5 connects with the wire of electrical measuring method electrical measuring method detonation velocity meter.During explosion, the heat of generation
Paint outside following two enamel-cover copper wire lines 6 can first be burnt by amount, thus by these two enamel-covers
Copper wire line 6 is connected with two corresponding thin wires, and described detonation velocity meter can detect connection signal.
As long as it should be noted that the paint outside two enamel-cover copper wire lines 6 burns a part, thus
The copper wire line allowing the inside has a point just to contact to be connected by two enamel-cover copper wire lines 6, and not
The paint needing two enamel-cover copper wire lines 6 whole burns and could be connected by enamel-cover copper wire line 6.
And the paint outside above two enamel-cover copper wire lines 6 is burnt by heat that explosion produces after the meeting
Fall, thus these two enamel-cover copper wire lines 6 are connected with two corresponding thin wires, described electrical measurement
Method detonation velocity meter also can detect this connection signal, connects for two and has a time between signal
Difference, draws emulsion explosion velocity in big gun hole finally by computing formula, and this computing formula is:
Distance between upper target wire casing and lower target wire casing and the ratio of time difference connecting signal.
Use above technical scheme, be connected with electrical measuring method detonation velocity meter when the present invention uses, during explosion
The thin wire of following two enamel-cover copper wire lines 6 and correspondence is first connected by the heat produced, then by upper
The thin wire of two, face enamel-cover copper wire line 6 and correspondence is connected, electrical measuring method detonation velocity meter detect this two
A time difference is had, finally by calculating between upper and lower target wire casing between individual connection signal
Distance can draw emulsion explosion velocity in big gun hole with the ratio of the time difference connecting signal, this
Sample just overcomes tradition electrical measuring method and primacord method can not accurately measure emulsion in big gun hole
The defect of explosion velocity；Again due to the simple in construction of this auxiliary device, the parts of employing are essentially price
Cheap common components, the manufacturing cost ratio that thus can make this auxiliary device is relatively low, thus gram
The shortcoming that clothes tradition continuous detonation velocity instrument price is high, and then be conducive on the big rule in civil blast field
Mould promotes the use, and the operation principle of this auxiliary device measurement explosion velocity degree is complete with continuous detonation velocity instrument
Different.
The foregoing is only presently preferred embodiments of the present invention, not with the present invention for limiting,
All any amendment, equivalent and improvement etc. made within the spirit and principles in the present invention,
Should be included within the scope of the present invention.
Claims (2)
1., for measuring emulsion auxiliary device of explosion velocity in big gun hole, its feature exists
In: including fixing line (1) and wire (5), the upper end wherein fixing line (1) is unsettled, should
The lower end of fixing line is fixed with target line plate (2) top, and the bottom of target line plate (2) is by one
A weight (4) has been hung in root bracing wire (3), and fixing line (1) and bracing wire (3) are respectively positioned on
The central authorities of target line plate (2)；The upper end level of described target line plate (2) has a top wire
Groove (2a), a side vertical of this target line plate has a lateral conductive lines groove (2b), this side
The upper end of face metallic channel is connected with described upper guide wire casing (2a)；On described target line plate (2)
Dig a rectangular opening (2c) running through two plate faces, level at the upper hole wall of this rectangular opening
Have a upper target wire casing (2d), and the lower end level of target line plate (2) has a lower target line
Groove (2e), the two target wire casing opens two sides to described target line plate (2) respectively；
The upper end of described wire (5) is free end, and this free end is used for and electrical measuring method explosion velocity
Instrument is connected, and wire (5) bottom is stuck in described upper guide wire casing (2a) and lateral conductive lines groove
(2b) in；Described wire (5) is made up of four thin wires, the end of these four thin wires
It is connected to enamel-cover copper wire line (6) respectively, after wherein two enamel-covers copper wire line (6) are wound around
Being stuck in described upper target wire casing (2d), the end of these two enamel-covers copper wire line (6) is positioned at institute
State at target line plate (2) another side, and the end of these two enamel-covers copper wire line (6) disconnect,
And be fixed together by being wrapped in the mackintosh of outside；Other two described enamel-cover copper wire lines
(6) it is stuck in lower target wire casing (2e) after being wound around, the end of these two enamel-covers copper wire line (6)
It is positioned at described target line plate (2) another side, and the end of these two enamel-covers copper wire line (6)
Disconnect, and be fixed together by being wrapped in the mackintosh of outside.
The most according to claim 1 for measuring emulsion auxiliary of explosion velocity in big gun hole
Device, it is characterised in that: described wire (5) passes through at the wiring of enamel-cover copper wire line (6)
Mackintosh is fixed on target line plate (2), and the parcel of described enamel-cover copper wire line (6) end
Place is fixed on target line plate (2) also by mackintosh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410225679.4A CN104034914B (en) | 2014-05-26 | 2014-05-26 | A kind of for measuring emulsion auxiliary device of explosion velocity in big gun hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410225679.4A CN104034914B (en) | 2014-05-26 | 2014-05-26 | A kind of for measuring emulsion auxiliary device of explosion velocity in big gun hole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104034914A CN104034914A (en) | 2014-09-10 |
| CN104034914B true CN104034914B (en) | 2016-08-24 |
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| CN201410225679.4A Active CN104034914B (en) | 2014-05-26 | 2014-05-26 | A kind of for measuring emulsion auxiliary device of explosion velocity in big gun hole |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105865280B (en) * | 2016-04-25 | 2017-06-27 | 宏大矿业有限公司 | A kind of method that optimization design rock matches on-site mixed emulsion |
| CN109238049A (en) * | 2018-11-06 | 2019-01-18 | 中国葛洲坝集团易普力股份有限公司 | Device is arranged in the method for measurement on-site mixed explosive explosion velocity and its signal in blast hole |
| CN111007276A (en) * | 2019-11-21 | 2020-04-14 | 葛洲坝易普力四川爆破工程有限公司 | In-hole explosion speed testing device for on-site mixed emulsion explosive and working method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102006058375A1 (en) * | 2006-12-08 | 2008-06-12 | Oerlikon Contraves Ag | Method for measuring the muzzle velocity of a projectile or the like |
| CN201429624Y (en) * | 2009-04-20 | 2010-03-24 | 昆明理工大学 | Device for testing underwater explosion velocity of explosive |
| CN102081104A (en) * | 2010-11-26 | 2011-06-01 | 西安天力金属复合材料有限公司 | Device and method for measuring detonating velocity of explosive |
| CN102608347B (en) * | 2011-08-24 | 2015-10-28 | 薛世忠 | Detonation velocity meter, explosion velocity measuring method and explosion velocity measuring system |
| CN103257248A (en) * | 2013-06-05 | 2013-08-21 | 四川雅化实业集团工程爆破有限公司 | Device for detecting explosive detonation velocity in blast hole |
| CN203909063U (en) * | 2014-05-26 | 2014-10-29 | 葛洲坝易普力股份有限公司 | Auxiliary device used for measuring explosion speed of emulsion explosive in blast hole |
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