CN206709709U - A kind of aqueous medium spacer - Google Patents
A kind of aqueous medium spacer Download PDFInfo
- Publication number
- CN206709709U CN206709709U CN201720484364.0U CN201720484364U CN206709709U CN 206709709 U CN206709709 U CN 206709709U CN 201720484364 U CN201720484364 U CN 201720484364U CN 206709709 U CN206709709 U CN 206709709U
- Authority
- CN
- China
- Prior art keywords
- spacer
- water
- aqueous medium
- eaves
- main body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of aqueous medium spacer, it includes spacer main body and eaves is enclosed at top；Wherein, spacer main body is tubular structure, and it includes：Circular top surface, rounded bottom surface, and enclose the side between top surface and bottom surface；Water-filling mouth is provided with top surface；Enclose eaves and be arranged at the top surface of spacer main body and the junction of side in top；It is the horn-like structure gradually expanded in upward direction that eaves is enclosed at top.Aqueous medium spacer provided by the utility model has the blast pressure for improving blasthole bottom, reduces blasting vibration；Explosive payload in blasthole is reduced, reduces explosion unit consumption；Improve charge constitution, reasonable Arrangement explosive active position；Realize anti-water spacer, in local poor-water blasthole be spaced after can use low cost porous particulated ammonium oil explosive the advantages that.Aqueous medium spacer has the advantages that compressibility is small, is filled with medium amount compared with air-spacer is easy to control, climate temperature conditions are small, it is small to be influenceed by water depth pressure in hole.
Description
Technical field
Mine interval support protection field is the utility model is related to, more particularly to a kind of aqueous medium spacer.
Background technology
Opencut often uses blasthole spacer when carrying out blast working, and the main purpose using spacer is to improve
The blast pressure of blasthole bottom, reduce blasting vibration；Explosive payload in blasthole is reduced, reduces explosion unit consumption；Improve charge constitution, close
Removing the work puts explosive active position；Anti- water spacer is realized, the porous of low cost can be used after being spaced in local poor-water blasthole
ANFO explosives prill.Large surface mine uses blasthole spacer substantial amounts of at present, and spacer is used in mine and obtained
The inspection of production practices is arrived, having really improves blasting quality, reduces explosive specific charge, water proof waterproof, damping and other effects.City at present
Spacer species on field is various, and pattern is different, but mainstream market is still occupied by air-spacer.Airspace utensil
There is the features such as use is simple, convenient transportation, but some problems are exposed during northern mine spacer use.Between dry hole
Spacer speed of expansion is slow when main produced problem is cold weather to device in use and is often difficult to ensure
Enough interval pressure.Subject matter shows as the blowing pressure and is difficult to hold water hole spacer in use, and the depth of water is different
The blowing pressure is also different, and operation assurance difficulty is big, and often occurs the phenomenon of " buoy " after interval during winter air cold,
Have a strong impact on interval quality.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of aqueous medium spacer.
The utility model provides a kind of aqueous medium spacer, and it includes spacer main body and eaves is enclosed at top；Wherein, between described
It is tubular structure every device main body, it includes：Circular top surface, rounded bottom surface, and enclose the side between top surface and bottom surface；It is described
Water-filling mouth is provided with top surface；
Enclose eaves and be arranged at the top surface of spacer main body and the junction of side in top；Eaves is enclosed in upward direction in the top
The horn-like structure gradually expanded.
Further, in addition to filling device, the filling device are provided with filling opening, for the water-filling mouth phase
Even；
The outer surface of the water-filling mouth sets restraining position ring block shape lug boss；
The filling device is provided with balance weight mechanism.
Further, check valve is provided with the water-filling mouth, the check valve is only allowed the inflow of water into check valve, reversely
Cut-off.
Further, in addition to eaves is enclosed in bottom, and the bottom encloses eaves and is arranged at the bottom surface of spacer main body and the company of side
Meet place；It is circular ring structure that eaves is enclosed in the bottom, or the horn-like structure gradually expanded in a downwardly direction.
Relative to prior art, aqueous medium spacer provided by the utility model has the blast pressure for improving blasthole bottom
Power, reduce blasting vibration；Explosive payload in blasthole is reduced, reduces explosion unit consumption；Improve charge constitution, reasonable Arrangement explosive effect position
Put；Anti- water spacer is realized, can use the porous particulated ammonium oil explosive of low cost etc. excellent after being spaced in local poor-water blasthole
Point.Aqueous medium spacer has compressibility is small, is filled with medium amount to be easy to control, climate temperature conditionss shadow compared with air-spacer
Sound is small, is influenceed the advantages that small by water depth pressure in hole.It is easy to improve the shot hole blasting interval quality in current northern mine, improves ore deposit
The whole economic efficiency on mountain.
Brief description of the drawings
Fig. 1 is the structural representation of aqueous medium spacer provided by the utility model.
Description of reference numerals：
1- water-filling mouths
2- top surfaces
3- sides
4- bottom surfaces
Eaves is enclosed at the top of 5-
Embodiment
In order that those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in further detail for mode.
Influenceed seriously, to cause often to be spaced failure and spacer by temperature to improve the gas that is filled with of air-spacer
The situation of " buoy ".To improve the use quality of spacer, ensure gapping effect, guarantee blasting quality is main purpose.This reality
With a kind of new spacer of new offer, it is aqueous medium spacer.
In a kind of specific embodiment, the utility model provides a kind of aqueous medium spacer.Fig. 1 is refer to, should
Figure shows the structure for the aqueous medium spacer that the utility model embodiment provides.
The utility model provides a kind of aqueous medium spacer, and it includes spacer main body and eaves 5 is enclosed at top；Wherein, it is described
Spacer main body is tubular structure, and it includes：Circular top surface 2, rounded bottom surface 4, and enclose the side between top surface 2 and bottom surface 4
Face 3；Water-filling mouth 1 is provided with the top surface 2；
Enclose eaves 5 and be arranged at the top surface 2 of spacer main body and the junction of side 3 in top；It is along upward that eaves 5 is enclosed at the top
The horn-like structure that direction is gradually expanded.
It will be understood by those skilled in the art that the material of above-mentioned spacer main body should be the material with certain elasticity, tool
Its of body can be identical with the main material of existing air-spacer.
Preferably, in addition to filling device, the filling device are provided with filling opening, for being connected with the water-filling mouth 1；
Above-mentioned filling device is specifically as follows water-filling rifle.The outer surface of the water-filling mouth 1 sets restraining position ring block shape lug boss；So that
There is certain self-lock force between water-filling mouth 1 and water-filling pipette tips, normal water-filling pressure will not be washed open.The filling device is set
There is balance weight mechanism.The counter weight device is together transferred in hole with spacer, and spacer is pressed into blasthole by the weight of the counterweight
Interior designated depth, water-filling is carried out after transferring successfully, the counterweight is suggested together in company with spacer charging pipe after water-filling terminates
Outside hole.To solve the problems, such as that spacer transfers depth.
Preferably, check valve is provided with the water-filling mouth 1, the check valve is only allowed the inflow of water into check valve, reversely
Cut-off.
Further, in addition to eaves is enclosed in bottom, and the bottom surface 4 and side 3 that eaves is arranged at spacer main body are enclosed in the bottom
Junction；It is circular ring structure that eaves is enclosed in the bottom, or the horn-like structure gradually expanded in a downwardly direction.
Aqueous medium spacer provided by the utility model used technical scheme when solving interval height is：Aqueous medium
Based on spacer is according to the conventional interval height in mine, the height of spacer main body is provided with 0.5 meter, 1 meter and 1.5 meters three kinds
Model, spacer diameter can also be customized based on 311 millimeters according to each mine demand.Every kind of spacer was using
The interval diameter of spacer is not changed substantially in journey, but the height of spacer is defined by upper specification limit, can be in the upper limit
Once used in any range.Tightness suggestion in view of cost and interval carries out spacer model according further to space requirements
Selection.
Aqueous medium spacer of the present utility model used technical scheme when solving the control of spacer medium charge
It is：Because the compressibility of water will be far smaller than the compressibility of air, judge that medium is filled with so being no longer used as using pressure gauge
The measurement instrument of amount, but use flow controller, as long as needing interval height can meter according to this kind of model spacer
Required water is calculated, then the good flow controller of adjustment control ensures that the blank medium amount being filled with spacer.Should
Kind technology is overcome because air compressibility is big and compression volume is influenceed the shortcomings of serious by temperature and depth of water etc., is avoided
Spacer excessively bursts due to being filled with medium.
Aqueous medium spacer of the present utility model used technical scheme when solving spacer " buoy " is：" buoy "
Phenomenon is occurred mainly in rich water blasthole, because spacer tension is insufficiently resistant to the pressure of water and causes spacer in gas between spacer
The phenomenon swum under the buoyancy of body in the water surface or water is exactly " buoy ".Aqueous medium spacer is entirely due to interior media
Water, " buoy " phenomenon will not occur due to deadweight in water.
Aqueous medium spacer of the present utility model used technical scheme when solving spacer support power is：Due to water
Dielectric distance device is not that air pressure realizes support expansion so the extrusion friction of blasthole wall can not be fixed against to provide branch close to the inner portion
Support force.Blasthole is mainly spaced by the support force of aqueous medium spacer by the spatial form of itself after water-filling in spacer
Duan Jinghang is filled, and the pressure of water in explosive and hole is born by the water in spacer.
Aqueous medium spacer provided by the utility model is mainly used in the blasthole of mine, and operating personnel are needed to big gun first
Hole depth measures, and determines that blast hole depth can meet the technical requirements of aqueous medium spacer interval height.Then will winding
The water-filling mouth for crimping the aqueous medium spacer top of vacuum is fixed on the water-filling rifle port with counterweight, the water-filling mouth and water-filling rifle
There is certain self-lock force between head, normal water-filling pressure will not be washed open, and check valve, Zhi Houli are provided with water-filling mouth
Spacer is transferred into blasthole bottom with the deadweight of counterweight and aqueous medium spacer.Start to fill aqueous medium spacer afterwards
Water, spacer can be strutted slowly during water-filling, spacer main body can under being filled with of water unfolding close to blasthole slowly
Wall.When the volume for being filled with water reaches the nominal operation volume of aqueous medium spacer, spacer will expand completely in a kind of
Under state, now spacer bottom is located at blasthole bottom, and spacer main body is softened, due to being filled with the volume and spacer volume of water
It is identical so the blasthole wall full contact that spacer main body is occupied with it to determine swept volume.It is due to enclosing eaves at the top of spacer
Abduction open configuration is designed, i.e., loudspeaker are set, so the top of spacer is combined more close with blasthole wall, not having object can
To flow into easily between spacer and hole wall.After water-filling contacts, due to be filled with water inside aqueous medium spacer thus its
Quality is very big, now only needs that charging pipe is together firmly extracted into blasthole together with water-filling rifle.This completes aqueous medium
The interval of spacer uses, in addition, being also same operating method when carrying out middle part interval using aqueous medium spacer, simply
Spacer bottom contact be not bottom hole but explosive.
Relative to prior art, aqueous medium spacer provided by the utility model has the blast pressure for improving blasthole bottom
Power, reduce blasting vibration；Explosive payload in blasthole is reduced, reduces explosion unit consumption；Improve charge constitution, reasonable Arrangement explosive effect position
Put；Anti- water spacer is realized, can use the porous particulated ammonium oil explosive of low cost etc. excellent after being spaced in local poor-water blasthole
Point.Aqueous medium spacer has compressibility is small, is filled with medium amount to be easy to control, climate temperature conditionss shadow compared with air-spacer
Sound is small, is influenceed the advantages that small by water depth pressure in hole.It is easy to improve the shot hole blasting interval quality in current northern mine, improves ore deposit
The whole economic efficiency on mountain.
Aqueous medium spacer provided by the utility model is described in detail above.It is used herein specifically individual
Example is set forth to principle of the present utility model and embodiment, and the explanation of above example is only intended to help and understands this reality
With new method and its core concept.It should be pointed out that for those skilled in the art, this is not being departed from
On the premise of utility model principle, some improvement and modification can also be carried out to the utility model, these are improved and modification also falls
Enter in the protection domain of the utility model claims.
Claims (4)
1. a kind of aqueous medium spacer, it is characterised in that enclose eaves including spacer main body and top；Wherein, the spacer master
Body is tubular structure, and it includes：Circular top surface, rounded bottom surface, and enclose the side between top surface and bottom surface；On the top surface
It is provided with water-filling mouth；
Enclose eaves and be arranged at the top surface of spacer main body and the junction of side in top；It is gradual in upward direction that eaves is enclosed at the top
The horn-like structure of expansion.
2. aqueous medium spacer according to claim 1, it is characterised in that also including filling device, the filling device
Filling opening is provided with, for being connected with the water-filling mouth；
The outer surface of the water-filling mouth sets restraining position ring block shape lug boss；
The filling device is provided with balance weight mechanism.
3. aqueous medium spacer according to claim 1, it is characterised in that be provided with check valve in the water-filling mouth, institute
State check valve only to allow the inflow of water into check valve, reversely cut-off.
4. aqueous medium spacer according to claim 1, it is characterised in that also enclose eaves including bottom, eaves is enclosed in the bottom
It is arranged at the bottom surface of spacer main body and the junction of side；It is circular ring structure that eaves is enclosed in the bottom, or gradual in a downwardly direction
The horn-like structure of expansion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720484364.0U CN206709709U (en) | 2017-05-04 | 2017-05-04 | A kind of aqueous medium spacer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720484364.0U CN206709709U (en) | 2017-05-04 | 2017-05-04 | A kind of aqueous medium spacer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206709709U true CN206709709U (en) | 2017-12-05 |
Family
ID=60465340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720484364.0U Withdrawn - After Issue CN206709709U (en) | 2017-05-04 | 2017-05-04 | A kind of aqueous medium spacer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206709709U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979729A (en) * | 2017-05-04 | 2017-07-25 | 内蒙古包钢钢联股份有限公司 | A kind of aqueous medium spacer |
-
2017
- 2017-05-04 CN CN201720484364.0U patent/CN206709709U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106979729A (en) * | 2017-05-04 | 2017-07-25 | 内蒙古包钢钢联股份有限公司 | A kind of aqueous medium spacer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171205 Effective date of abandoning: 20220727 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20171205 Effective date of abandoning: 20220727 |