CN114061389A - Ammonium nitrate fuel oil explosive conveying device and explosive truck - Google Patents
Ammonium nitrate fuel oil explosive conveying device and explosive truck Download PDFInfo
- Publication number
- CN114061389A CN114061389A CN202111243026.5A CN202111243026A CN114061389A CN 114061389 A CN114061389 A CN 114061389A CN 202111243026 A CN202111243026 A CN 202111243026A CN 114061389 A CN114061389 A CN 114061389A
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- Prior art keywords
- explosive
- oil
- tank
- delivery device
- ammonium nitrate
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- 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.)
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Links
- 239000002360 explosive Substances 0.000 title claims abstract description 58
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 239000000295 fuel oil Substances 0.000 title abstract description 18
- 230000007704 transition Effects 0.000 claims abstract description 47
- 239000002994 raw material Substances 0.000 claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000002347 injection Methods 0.000 claims description 16
- 239000007924 injection Substances 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 239000003921 oil Substances 0.000 abstract description 45
- 239000000463 material Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/08—Tamping methods; Methods for loading boreholes with explosives; Apparatus therefor
- F42D1/10—Feeding explosives in granular or slurry form; Feeding explosives by pneumatic or hydraulic pressure
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B31/00—Compositions containing an inorganic nitrogen-oxygen salt
- C06B31/28—Compositions containing an inorganic nitrogen-oxygen salt the salt being ammonium nitrate
- C06B31/285—Compositions containing an inorganic nitrogen-oxygen salt the salt being ammonium nitrate with fuel oil, e.g. ANFO-compositions
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention provides an ammonium nitrate fuel oil explosive conveying device and an explosive truck, and belongs to the technical field of explosive trucks, wherein the ammonium nitrate fuel oil explosive conveying device comprises: the transition tank is provided with a feeding hole and a discharging hole; the feed inlet of the transition tank is suitable for being communicated with the discharge outlet of the explosive truck; the transition tank is used for containing ammonium nitrate raw material; the oil mechanism is provided with an oil tank; the oil tank is used for containing oil raw materials; one end of the conveying pipe is communicated with the transition tank and the oil tank, and the other end of the conveying pipe is suitable for extending into the blast hole; according to the anfo explosive conveying device, the transition tank and the oil tank are communicated with the conveying pipe, so that the ammonium nitrate raw material and the oil raw material are mixed at the conveying pipe to form an explosive, the conveying distance after the explosive is formed is shortened, and the danger is greatly reduced.
Description
Technical Field
The invention relates to the technical field of explosive vehicles, in particular to an ammonium nitrate fuel oil explosive conveying device and an explosive vehicle.
Background
The ammonium nitrate fuel oil explosive mixed loading truck is widely used for mining of medium and large-sized surface mines, and mainly aims at anhydrous blast holes in the surface mines.
In the open pit mine, blast holes at higher positions or remote positions exist, and the mixed loading vehicle at narrow or high places is difficult to reach due to rugged roads in the mine, so that the operation range of the mixed loading vehicle is limited. In the prior art, explosives are delivered to a blast hole position by arranging a long delivery pipe.
However, in the prior art, the explosive is formed by mixing raw materials before entering the conveying pipe, and the danger of early explosion and the like easily occurs in the process of transporting the explosive in the conveying pipe, so that personnel are injured and economic loss is caused.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defect that the explosive in the prior art is formed by mixing raw materials before entering the conveying pipe, so that the danger of early explosion and the like is easy to occur in the conveying process in the conveying pipe, and the personnel are injured and the economic loss is caused, thereby providing the ammonium nitrate fuel oil explosive conveying device.
The invention also provides a explosive truck.
In order to solve the technical problem, the invention provides an ammonium nitrate fuel oil explosive conveying device, which comprises:
the transition tank is provided with a feeding hole and a discharging hole; the feed inlet of the transition tank is suitable for being communicated with the discharge outlet of the explosive truck; the transition tank is used for containing ammonium nitrate raw material;
the oil mechanism is provided with an oil tank; the oil tank is used for containing oil raw materials;
and one end of the conveying pipe is communicated with the transition tank and the oil tank, and the other end of the conveying pipe is suitable for extending into the blast hole.
As a preferred scheme, the conveying pipe and the transition tank are communicated in an angle through an elbow; the oil tank is communicated with the elbow through an oil material pipe.
Preferably, a nozzle is arranged inside the elbow; the spraying end of the nozzle faces the inside of the elbow, and the other end of the nozzle is communicated with the oil material pipe.
Preferably, the method further comprises the following steps:
the compressed air mechanism comprises a first air injection port; the first air jet is disposed inside the elbow.
Preferably, the compressed air mechanism further includes: a second air injection port; the second air injection port is arranged at the upper end of the transition tank.
Preferably, a plurality of second air injection ports are arranged; and the plurality of air nozzles are uniformly arranged along the circumferential direction of the transition tank.
Preferably, the compressed air mechanism further includes: the regulating valve is arranged at the second air jet; the regulating valve is connected with the control structure.
Preferably, the air shutter is arranged at the feed inlet of the transition tank.
Preferably, the method further comprises the following steps:
one end of the conical hopper is suitable for being communicated with a discharge hole of the reloading vehicle, and the other end of the conical hopper is communicated with an inlet end of the air closing machine.
The invention also provides a mixed loading vehicle which comprises the ammonium nitrate fuel oil explosive conveying device.
The technical scheme of the invention has the following advantages:
1. the invention provides an ammonium nitrate fuel oil explosive conveying device, which comprises: the transition tank, the oil mechanism and the conveying pipe; the conveying device can directly convey the explosive into the blast hole, and even if the conveying device is at a higher or remote position, the explosive does not need to be manually filled, so that the labor force is reduced, the production efficiency is improved, and the danger is reduced;
transition jar and oil jar all communicate with the conveyer pipe, realize that ammonium nitrate raw materials and oil raw materials mix in conveyer pipe department, and then form the explosive, shorten the transportation distance behind the formation explosive, dangerous greatly reduced has improved the security of equipment.
2. According to the ammonium nitrate fuel oil explosive conveying device, the conveying pipe and the transition tank are arranged in an angle communication mode through the elbow; the conveying pipe is convenient to input into the blast hole.
3. According to the ammonium nitrate fuel oil explosive conveying device, the nozzle is arranged in the elbow, the oil material is sprayed to the elbow through the nozzle, so that the oil material and the ammonium nitrate material are mixed, a certain atomization effect is generated through the arrangement of the nozzle, and the oil material and the ammonium nitrate material are mixed more uniformly.
4. The ammonium nitrate fuel oil explosive conveying device provided by the invention further comprises: a compressed air mechanism; a plurality of second air injection ports are arranged in the circumferential direction of the transition tank; through the downward injection compressed air of second jet orifice, the gas can form certain pressure and mix to the ammonium nitrate raw materials in the transition jar, gives a positive pressure of material, promotes the feeding, and effectual reduction solid state material is piled up the arch camber, prevents disconnected material.
5. The ammonium nitrate fuel oil explosive conveying device is characterized in that a first air nozzle is arranged at the position of an elbow; the setting of first air jet is used for realizing blowing to the material.
6. According to the ammonium nitrate fuel oil explosive conveying device provided by the invention, the pressure regulating valve is arranged at the front end of the second air jet, and the pressure in the transition tank can be regulated to regulate the discharge amount of raw materials by regulating the air inflow of compressed air.
7. According to the ammonium nitrate fuel oil explosive conveying device, the related fan is arranged at the feeding port of the transition tank, so that on one hand, the related fan is used for blanking ammonium nitrate raw materials, on the other hand, the related fan is used for preventing compressed air in the transition tank from leaking, and the pressure is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural view of an ammonium nitrate fuel oil explosive delivery device of the present invention.
Fig. 2 is a schematic view of the internal structure of the transition tank of the present invention.
Description of reference numerals:
1. a vehicle body; 2. a conical hopper; 3. shutting off the fan; 4. a transition tank; 5. bending the pipe; 6. a delivery pipe; 7. an oil tank; 8. a nozzle; 9. a power pump; 10. an oil pipe; 11. a compressed air mechanism; 12. a first air injection port; 13. a second air injection port; 14. a shelf body.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The present embodiment provides a explosive vehicle, includes: an ammonium nitrate fuel oil explosive conveying device; the explosive vehicle can be used for both far and near feeding, and can also send explosives to the position of the blast hole even if the blast hole is at a higher position or a remote position.
As shown in fig. 1, a frame body 14 is mounted on a chassis of the explosive truck, a transition tank 4 is connected to the frame body 14, and a cavity is formed inside the transition tank 4 and used for containing ammonium nitrate raw materials; the transition tank 4 is provided with a feeding hole and a discharging hole; the upper end of the feed inlet of the transition tank 4 is connected with a related fan 3, and the related fan 3 is used for rotary feeding of the transition tank 4; a conical hopper 2 is arranged at the upper end of the air-lock valve 3, and the upper end of the conical hopper 2 is connected with a discharge hole of the explosive truck; the conical hopper 2 is used for receiving the porous granular ammonium nitrate raw material conveyed out by the screw system in the vehicle body 1.
The discharge port of the transition tank 4 is connected with one end of an elbow 5, and the other end of the elbow 5 is communicated with a conveying pipe 6; through the setting of elbow 5, realize that transition jar 4 is the setting of buckling with conveyer pipe 6, make things convenient for the transport of explosive.
An oil mechanism is arranged on the explosive truck, and particularly, the oil mechanism is provided with an oil tank 7 for containing oil raw materials; the oil tank 7 is communicated with the elbow 5 through an oil pipe 10; at the elbow 5, the ammonium nitrate raw material coming from the transition tank 4 and the oil raw material coming from the oil tank 7 are mixed to form the explosive. Specifically, a nozzle 8 is arranged on the oil pipe 10, and the spraying end of the nozzle 8 faces the inside of the elbow 5; the oil raw material can be uniformly sprayed on the ammonium nitrate raw material through the arrangement of the nozzle 8, so that the uniform mixing of the two raw materials is realized.
Furthermore, a power pump 9 is arranged on the oil material pipe 10, so that the motion power of the oil material in the oil material pipe 10 is improved, the oil material is conveyed under a certain pressure, and a certain atomization effect is generated through the nozzle 8.
Further, the method also comprises the following steps: a compressed air mechanism 11; the compressed air mechanism 11 has a first air jet 12, and the first air jet 12 is provided inside the elbow 5 and jets compressed air into the elbow 5 so that the ammonium nitrate raw material is in a flowing state in the elbow 5 and the delivery pipe 6. In the use, the ammonium nitrate raw materials is in the mobile state under compressed air's effect, and the oil raw materials is sprayed on the ammonium nitrate raw materials that is in the mobile state after 8 through the nozzle behind the atomizing state for the ammonium nitrate raw materials that are in transportation process and oil raw materials more abundant mixture.
As shown in fig. 2, the compressed air mechanism 11 further has a plurality of second air injection ports 13, specifically, the plurality of second air injection ports 13 are uniformly arranged along the circumferential direction of the transition tank; the gas injection end of the second gas injection port 13 faces the lower part of the transition tank 4; in the use process, as shown by the arrow in the figure, the second air injection ports 13 inject the compressed air downwards, and the air flow formed by the compressed air can form certain pressure and agitation on the ammonium nitrate raw material in the transition tank 4, so that the accumulation and arching of the solid material can be effectively reduced, and the material breakage is prevented.
The second air jet 13 is provided with a regulating valve which can regulate the volume of the compressed air entering through turn-off regulation, so as to regulate the pressure in the transition tank 4 and realize the regulation of the discharge amount of the ammonium nitrate raw material in the transition tank 4; the regulating valve is connected with the control structure, and the regulation is quick and convenient. Meanwhile, the arrangement of the air shutoff machine 3 can prevent the compressed air in the transition tank 4 from leaking, resulting in pressure reduction.
And an anti-static hose is arranged at one end of the conveying pipe 6 close to the blast hole, and is extended into the blast hole to spray explosives into the blast hole.
This oil mechanism is separated alone by the oil system in the explosive truck for add the oil raw materials when long-range transport, the hybrid position of oil raw materials and ammonium nitrate raw materials is close to ultimate discharge gate setting, has improved the security performance of equipment.
Method of use and principles
The explosive truck is driven to be close to a blast hole, and ammonium nitrate raw materials are conveyed by a spiral system of the explosive truck to enter a hopper, a shut-off fan 3 and a transition tank 4 at one time; compressed air sprayed out of the upper end of the transition tank 4 gives a positive pressure to the ammonium nitrate raw material to push the ammonium nitrate raw material to move; when the ammonium nitrate raw material moves to the elbow 5, the oil material is sprayed on the flowing ammonium nitrate raw material through the nozzle 8, so that the oil material and the ammonium nitrate raw material are uniformly mixed; and finally, the anti-static hose at the end of the conveying pipe 6 is inserted into the blast hole, and explosives are sprayed into the blast hole.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. An anfo explosive delivery device, comprising:
the transition tank (4) is provided with a feeding hole and a discharging hole; the feed inlet of the transition tank (4) is suitable for being communicated with the discharge outlet of the explosive truck; the transition tank (4) is used for containing ammonium nitrate raw material;
an oil mechanism having an oil tank (7); the oil tank (7) is used for containing oil raw materials;
and one end of the conveying pipe (6) is communicated with the transition tank (4) and the oil tank (7), and the other end of the conveying pipe is suitable for extending into the blast hole.
2. The anfo explosive delivery device according to claim 1, wherein the delivery pipe (6) is in angular communication with the transition tank (4) via an elbow (5); the oil tank (7) is communicated with the elbow (5) through an oil pipe (10).
3. Anfo explosive delivery device according to claim 2, characterized in that a nozzle (8) is arranged inside the elbow (5); the spraying end of the nozzle (8) faces the inside of the elbow (5), and the other end of the nozzle is communicated with the oil pipe (10).
4. The anfo delivery device of claim 2, further comprising:
a compressed air mechanism including a first air jet (12); the first gas injection opening (12) is arranged in the interior of the bend (5).
5. The anfo delivery device of claim 4, wherein the compressed air mechanism further comprises: a second air injection port (13); the second air injection port (13) is arranged at the upper end of the transition tank (4).
6. The anfo explosive delivery device according to claim 5, wherein the second air jet port (13) is provided in plurality; the plurality of air nozzles are uniformly arranged along the circumferential direction of the transition tank (4).
7. The anfo delivery device of claim 5, wherein the compressed air mechanism further comprises: a regulating valve arranged at the second gas jet (13); the regulating valve is connected with the control structure.
8. The anfo explosive delivery device according to claim 1, characterized by a shut-off fan (3) arranged at the feed inlet of the transition tank (4).
9. The anfo delivery device of claim 8, further comprising:
one end of the conical hopper (2) is suitable for being communicated with a discharge hole of the reloading vehicle, and the other end of the conical hopper is communicated with an inlet end of the air shutoff machine (3).
10. A hybrid truck comprising an anfo explosive delivery device according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111243026.5A CN114061389A (en) | 2021-10-25 | 2021-10-25 | Ammonium nitrate fuel oil explosive conveying device and explosive truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111243026.5A CN114061389A (en) | 2021-10-25 | 2021-10-25 | Ammonium nitrate fuel oil explosive conveying device and explosive truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114061389A true CN114061389A (en) | 2022-02-18 |
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ID=80235440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111243026.5A Pending CN114061389A (en) | 2021-10-25 | 2021-10-25 | Ammonium nitrate fuel oil explosive conveying device and explosive truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114061389A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1374940A (en) * | 1972-05-03 | 1974-11-20 | Canadian Ind | Borehole loading and apparatus therefor |
| CN201688781U (en) * | 2010-06-03 | 2010-12-29 | 黄继荣 | Novel explosive loading machine |
| CN201945261U (en) * | 2010-11-30 | 2011-08-24 | 北京星宇惠龙科技发展有限责任公司 | On-site mixed anfo explosive loading vehicle |
| CN102875267A (en) * | 2012-10-11 | 2013-01-16 | 石家庄成功机电有限公司 | Explosive mixed loading truck, powdery ammonium nitrate fuel oil explosive for explosive mixed loading truck and method for preparing powdery ammonium nitrate fuel oil explosive |
| CN209512670U (en) * | 2019-01-25 | 2019-10-18 | 葛洲坝易普力四川爆破工程有限公司 | A kind of Novel underground mine blasting ammonium nitrate-fuel oil mixture explosive loader |
| CN111637805A (en) * | 2020-06-11 | 2020-09-08 | 北京北矿亿博科技有限责任公司 | Ammonium nitrate fuel oil explosive conveying method and ammonium nitrate fuel oil explosive field mixing method |
| CN113527017A (en) * | 2021-08-20 | 2021-10-22 | 山西惠丰特种汽车有限公司 | Diesel oil conveying and spraying device of on-site mixed explosive loading truck |
-
2021
- 2021-10-25 CN CN202111243026.5A patent/CN114061389A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1374940A (en) * | 1972-05-03 | 1974-11-20 | Canadian Ind | Borehole loading and apparatus therefor |
| CN201688781U (en) * | 2010-06-03 | 2010-12-29 | 黄继荣 | Novel explosive loading machine |
| CN201945261U (en) * | 2010-11-30 | 2011-08-24 | 北京星宇惠龙科技发展有限责任公司 | On-site mixed anfo explosive loading vehicle |
| CN102875267A (en) * | 2012-10-11 | 2013-01-16 | 石家庄成功机电有限公司 | Explosive mixed loading truck, powdery ammonium nitrate fuel oil explosive for explosive mixed loading truck and method for preparing powdery ammonium nitrate fuel oil explosive |
| CN209512670U (en) * | 2019-01-25 | 2019-10-18 | 葛洲坝易普力四川爆破工程有限公司 | A kind of Novel underground mine blasting ammonium nitrate-fuel oil mixture explosive loader |
| CN111637805A (en) * | 2020-06-11 | 2020-09-08 | 北京北矿亿博科技有限责任公司 | Ammonium nitrate fuel oil explosive conveying method and ammonium nitrate fuel oil explosive field mixing method |
| CN113527017A (en) * | 2021-08-20 | 2021-10-22 | 山西惠丰特种汽车有限公司 | Diesel oil conveying and spraying device of on-site mixed explosive loading truck |
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Application publication date: 20220218 |