CN213725919U

CN213725919U - Efficient mixer is used in production of emulsion ammonium nitrate fuel oil explosive

Info

Publication number: CN213725919U
Application number: CN202022386946.XU
Authority: CN
Inventors: 樊尚斌; 白建明; 仝中官; 薛贵龙
Original assignee: Guangling County Tong De Essence Chemical Co ltd
Current assignee: Guangling County Tong De Essence Chemical Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-07-20
Anticipated expiration: 2030-10-23

Abstract

The utility model relates to an explosive mixing machine technical field specifically is a high efficiency emulsion ammonium nitrate-fuel oil explosive production is with mixing machine, including mixing the jar, the top of mixing the jar can be dismantled fixedly connected with roof, the upper end of roof is equipped with drive assembly, drive assembly is connected with hollow pivot, the upper end of hollow pivot is connected with swivel joint, hollow pivot extends to mixing the jar inside, and the interval is provided with a plurality of stirring vane and shower head in the hollow pivot, the lower extreme of hollow pivot still fixedly connected with scrapes the flitch, the inside of mixing the jar is equipped with scrapes the material subassembly, the lower extreme of mixing the jar is equipped with the discharge valve port, is equipped with the feed inlet on the roof; by arranging the scraping assembly, materials adhered to the inner wall of the mixing tank can be automatically scraped, the mixing tank does not need to be manually cleaned by detaching a top plate, the cleaning time is saved, and the production efficiency can be effectively improved; a plurality of spray heads are arranged on the hollow rotating shaft, cleaning liquid can be introduced through the booster pump, and residual materials which are not scraped clean on the surface of the mixing tank are washed.

Description

Efficient mixer is used in production of emulsion ammonium nitrate fuel oil explosive

Technical Field

The utility model relates to an explosive puddle mixer technical field specifically is an efficient puddle mixer is used in production of emulsion ammonium nitrate fuel oil explosive.

Background

The ammonium nitrate fuel oil explosive is a powdery or granular explosive mixture consisting of ammonium nitrate and fuel, and is mainly suitable for open-air blasting engineering without the risk of methane and mine dust explosion. The product comprises the following components: powdery ammonium nitrate fuel oil explosive, porous granular ammonium nitrate fuel oil explosive, heavy ammonium nitrate fuel oil explosive, granular sticky explosive and tackified granular ammonium nitrate fuel oil explosive.

Underground engineering mostly adopts a non-bottom-pillar sublevel caving method mining mode, and blast holes are arranged in a fan shape with upward inclination. The filling of the emulsion explosive has the advantages of high charging density, good blasting effect, less toxic gas after blasting and the like, and gradually becomes the development direction of underground mine charging. For the charging of the upper blast hole, the emulsion explosive is required to have higher viscosity, so when the emulsion explosive is mixed on site, the viscosity, density, sensitivity and explosive property of the explosive can be changed by mixing an emulsion matrix and a dry bulk material so as to meet the requirement of field charging, wherein the emulsion matrix is a fluid material with higher density and viscosity, and the dry bulk material is usually a powdery or granular material with lower density.

After the existing mixer for producing the emulsified ammonium nitrate fuel oil explosive is used, materials adhered to the surface of the inner wall of the mixing tank are difficult to remove, so that the material waste is caused, and the mixer is inconvenient to use materials with other formulas.

Disclosure of Invention

An object of the utility model is to provide an efficient emulsion ammonium nitrate-fuel oil explosive production is with machine of mixing to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an efficient emulsion anfo explosive production is with machine of mixing, is including mixing the jar, fixedly connected with roof can be dismantled on the top of mixing the jar, the upper end of roof is equipped with drive assembly, drive assembly is connected with hollow rotating shaft, hollow rotating shaft's upper end is connected with rotary pipe joint, hollow rotating shaft extends to and mixes inside the jar, just the interval is provided with a plurality of stirring vane and shower head in the hollow rotating shaft, hollow rotating shaft's lower extreme still fixedly connected with scrapes the flitch, the inside of mixing the jar is equipped with scrapes the material subassembly, the lower extreme of mixing the jar is equipped with ejection of compact valve port, be equipped with the feed inlet on the roof.

Preferably, drive assembly includes bearing frame, casing and agitator motor, bearing frame fixed connection is in the roof upper end, casing fixed connection is on the bearing frame, hollow rotating shaft runs through in bearing frame and casing, agitator motor fixed connection is at the lower extreme of casing, agitator motor's output shaft is connected with hollow rotating shaft through taking drive mechanism, it is inside that taking drive mechanism to be located the casing.

Preferably, the belt transmission mechanism comprises a driving belt wheel and a driven belt wheel, a transmission belt is connected between the driving belt wheel and the driven belt wheel, and the driving belt wheel and the driven belt wheel are respectively and fixedly connected to an output shaft of the stirring motor and the hollow rotating shaft.

Preferably, the lower section of the inner wall of the mixing tank is obliquely arranged, the scraping plate is fixedly connected to the hollow rotating shaft through a fixed support, and the scraping plate is attached to the lower section of the inner wall of the mixing tank.

Preferably, scrape the material subassembly and include a lead screw and a polished rod, lead screw and polished rod are located the inside both sides of mixing the jar respectively, the lower extreme of lead screw rotates and is connected with the lead screw connecting seat, lead screw connecting seat fixed connection mixes the jar in the mixture, the upper end of lead screw rotates the output shaft of connecting in roof and fixedly connected with lead screw motor, lead screw motor fixed connection is in the upper end of roof, the upper end fixed connection of polished rod is in the roof, the lower extreme fixedly connected with polished rod fixing base of polished rod, threaded connection has one side of annular scraper blade on the lead screw, the opposite side sliding connection of annular scraper blade is in the polished rod, annular scraper blade is laminated mutually with the inner wall of mixing the jar.

Preferably, the water inlet of the rotary pipe joint is connected with a booster pump through a pipeline, and the booster pump is connected with a water inlet pipe.

Preferably, the lower end of the mixing tank is fixedly connected with a support leg.

Compared with the prior art, the beneficial effects of the utility model are that:

1) according to the efficient mixing machine for producing the emulsified ammonium nitrate fuel oil explosive, the materials adhered to the inner wall of the mixing tank can be automatically scraped by arranging the scraping component, the mixing tank does not need to be manually cleaned by detaching a top plate, the cleaning time is saved, and the production efficiency can be effectively improved; meanwhile, the scraping plate is arranged at the lower end of the hollow rotating shaft, so that materials adhered to the surface of the inclined inner wall of the material mixing tank can be scraped under the driving of the hollow rotating shaft, and the cleaning effect of the material mixing tank is improved; start the lead screw motor during the use, the output shaft of lead screw motor drives the lead screw and rotates, and the lead screw drives annular scraper blade and descends to scrape down the material that attaches with compounding jar inner wall surface, when annular scraper blade descends to the minimum, the hollow rotating shaft passes through the fixed bolster drive and scrapes the flitch rotation, thereby scrapes the discharge valve mouth department discharge to the material that falls into compounding jar slope inner wall surface.

2) According to the efficient mixer for producing the emulsified ammonium nitrate fuel oil explosive, the plurality of spray heads are arranged on the hollow rotating shaft, cleaning liquid can be introduced through the booster pump to flush residual materials which are not scraped off from the surface of the mixing tank, and the mixing tank is cleaned by matching with the scraper plate and the annular scraper plate, so that the material cleaning effect is good, the material residues can be avoided, and the use is not influenced after the materials of other formulas are replaced; after scraping flitch and annular scraper blade and tentatively striking off the back that finishes to the material of stirring in the jar, start the booster pump, the booster pump will wash water pump sending to hollow rotating shaft through the inlet tube, and pivoted hollow rotating shaft drives each shower head and evenly sprays to stirring a jar inner wall, scrapes the material subassembly and drives annular scraper blade and stir jar reciprocating motion in the jar to will stir the remaining material of jar inner wall surface and scrape down, and scrape it through scraping the flitch and fall to discharge valve mouth department discharge.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the driving assembly of the present invention;

1 mixing tank, 2 top plate, 3 hollow rotating shaft, 4 rotary pipe joint, 5 stirring blade, 6 spray head, 7 scraping plate, 8 discharging valve port, 9 feeding port, 10 bearing seat, 11 shell, 12 stirring motor, 13 driving belt wheel, 14 driven belt wheel, 15 driving belt, 16 fixing support, 17 screw rod, 18 polished rod, 19 screw rod connecting seat, 20 screw rod motor, 21 polished rod fixing seat, 22 annular scraping plate, 23 booster pump, 24 water inlet pipe and 25 support leg.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a high-efficiency mixer for production of emulsified ammonium nitrate fuel oil explosives comprises a mixing tank 1, wherein the top end of the mixing tank 1 is detachably and fixedly connected with a top plate 2, the upper end of the top plate 2 is provided with a driving assembly, the lower end of the mixing tank 1 is provided with a discharge valve port 8, the top plate 2 is provided with a feed inlet, the driving assembly is connected with a hollow rotating shaft 3, the upper end of the hollow rotating shaft 3 is connected with a rotating pipe joint 4, the hollow rotating shaft 3 extends into the mixing tank 1, the hollow rotating shaft 3 is provided with a plurality of stirring blades 5 and spray headers 6 at intervals, the water inlet of the rotating pipe joint 4 is connected with a booster pump 23 through a pipeline, and the booster pump; the plurality of spray heads 6 are arranged on the hollow rotating shaft 3, cleaning liquid can be introduced through the booster pump 23 to wash residual materials which are not scraped clean from the surface of the mixing tank 1, and the mixing tank 1 is cleaned by matching with the scraper plate 7 and the annular scraper plate 22, so that the material cleaning effect is good, the material residue can be avoided, and the use is not influenced after the materials with other formulas are replaced; after scraping flitch 7 and annular scraper blade 22 and tentatively striking off the back that finishes to the material of mixing jar 1 in, start booster pump 23, booster pump 23 will wash water pump sending to hollow rotating shaft 3 through inlet tube 24, pivoted hollow rotating shaft 3 drives each shower head 6 and evenly sprays mixing jar 1 inner wall, scrape the material subassembly and drive annular scraper blade 22 and mix jar 1 internal reciprocating motion in the mixing, thereby scrape the remaining material of mixing jar 1 inner wall surface and fall, and scrape it through scraping flitch 7 and discharge to ejection of compact valve port 8 department.

The driving assembly comprises a bearing seat 10, a shell 11 and a stirring motor 12, the bearing seat 10 is fixedly connected to the upper end of the top plate 2, the shell 11 is fixedly connected to the bearing seat 10, the hollow rotating shaft 3 penetrates through the bearing seat and the shell 11, the stirring motor 12 is fixedly connected to the lower end of the shell 11, an output shaft of the stirring motor 12 is connected with the hollow rotating shaft 3 through a belt transmission mechanism, and the belt transmission mechanism is located inside the shell 11; the belt transmission mechanism comprises a driving belt wheel 13 and a driven belt wheel 14, a transmission belt 15 is connected between the driving belt wheel 13 and the driven belt wheel 14, and the driving belt wheel 13 and the driven belt wheel 14 are respectively and fixedly connected to an output shaft of the stirring motor 12 and the hollow rotating shaft 3.

Wherein, the lower end of the hollow rotating shaft 3 is also fixedly connected with a scraping plate 7, and a scraping component is arranged inside the mixing tank 1; 9, the lower section of the inner wall of the mixing tank 1 is obliquely arranged, the scraping plate 7 is fixedly connected to the hollow rotating shaft 3 through a fixed bracket 16, and the scraping plate 7 is attached to the lower section of the inner wall of the mixing tank 1; the material scraping assembly comprises a lead screw 17 and a polished rod 18, the lead screw 17 and the polished rod 18 are respectively positioned on two sides of the interior of the mixing tank 1, the lower end of the lead screw 17 is rotatably connected with a lead screw connecting seat 19, the lead screw connecting seat 19 is fixedly connected to the mixing tank 1, the upper end of the lead screw 17 is rotatably connected to the top plate 2 and is fixedly connected with an output shaft of a lead screw motor 20, the lead screw motor 20 is fixedly connected to the upper end of the top plate 2, the upper end of the polished rod 18 is fixedly connected to the top plate 2, the lower end of the polished rod 18 is fixedly connected with a polished rod fixing seat 21, the lead screw 17 is in threaded connection with one side of an annular scraper 22, the other side of the annular scraper 22 is slidably connected to the polished rod 18, and the annular scraper 22 is attached to the inner wall of the mixing tank 1; by arranging the scraping component, materials adhered to the inner wall of the mixing tank 1 can be automatically scraped, the mixing tank 1 does not need to be manually cleaned by detaching a top plate, the cleaning time is saved, and the production efficiency can be effectively improved; meanwhile, the scraping plate 7 is arranged at the lower end of the hollow rotating shaft 3, so that materials adhered to the surface of the inclined inner wall of the material mixing tank 1 can be scraped under the driving of the hollow rotating shaft 3, and the cleaning effect of the material mixing tank 1 is improved; start lead screw motor 20 during the use, lead screw motor 20's output shaft drives lead screw 17 and rotates, and lead screw 17 drives annular scraper blade 22 and descends to scrape the material that attaches with 1 inner wall surface of compounding jar, when annular scraper blade 22 descends to the lower, hollow rotating shaft 3 passes through fixed bolster 16 and drives scraping flitch 7 and rotate, thereby scrapes to 8 departments of ejection of compact valve ports to the material that falls into 1 slope inner wall surface of compounding jar and discharge.

Wherein, the lower end of the mixing tank 1 is fixedly connected with a support leg 25.

Principle of operation

This efficient mixer for emulsion anfo explosive production, during the use, start agitator motor 12, agitator motor 12's output shaft drives hollow shaft 3 through taking drive mechanism to rotate, and hollow shaft 3 stirs the mixture through stirring vane to the material in the mixing jar 1, and the material after the completion of mixing passes through ejection of compact valve port 8 and discharges.

The screw rod motor 20 is started, the output shaft of the screw rod motor 20 drives the screw rod 17 to rotate, the screw rod 17 drives the annular scraper 22 to descend, so that materials attached to the inner wall surface of the mixing tank 1 are scraped, when the annular scraper 22 descends to the lowest position, the hollow rotating shaft 3 drives the scraper 7 to rotate through the fixed support 16, and the materials falling into the inclined inner wall surface of the mixing tank 1 are scraped to the discharge valve port 8 to be discharged; by arranging the scraping component, materials adhered to the inner wall of the mixing tank 1 can be automatically scraped, the mixing tank 1 does not need to be manually cleaned by detaching a top plate, the cleaning time is saved, and the production efficiency can be effectively improved; meanwhile, the scraping plate 7 is arranged at the lower end of the hollow rotating shaft 3, so that materials attached to the surface of the inclined inner wall of the mixing tank 1 can be scraped under the driving of the hollow rotating shaft 3, and the cleaning effect on the mixing tank 1 is improved.

After the scraping plate 7 and the annular scraper 22 preliminarily scrape the materials in the mixing tank 1, starting the booster pump 23, pumping cleaning water to the hollow rotating shaft 3 by the booster pump 23 through the water inlet pipe 24, driving each spray head 6 to uniformly spray the inner wall of the mixing tank 1 by the rotating hollow rotating shaft 3, driving the annular scraper 22 to reciprocate in the mixing tank 1 by the scraping component, scraping the residual materials on the surface of the inner wall of the mixing tank 1, and scraping the residual materials to the discharge valve port 8 through the scraping plate 7 for discharge; this efficient emulsion ammonium nitrate-fuel oil explosive production is with machine of mixing sets up a plurality of shower heads 6 on hollow rotating shaft 3, and the leading-in washing liquid of accessible booster pump 23 is washed the remaining material that the jar 1 surface of mixing is not scraped totally to the cooperation is scraped flitch 7 and annular scraper blade 22 and is cleared up jar 1 of mixing, and its material clearance's is effectual, can avoid the material remaining, does not influence the use after changing the material of other prescriptions.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides an efficient emulsion anfo explosive production is with machine of mixing, is including mixing jar (1), its characterized in that, fixedly connected with roof (2) can be dismantled on the top of mixing jar (1), the upper end of roof (2) is equipped with drive assembly, drive assembly is connected with hollow rotating shaft (3), the upper end of hollow rotating shaft (3) is connected with swivel joint (4), hollow rotating shaft (3) extend to mix jar (1) inside, just the interval is provided with a plurality of stirring vane (5) and shower head (6) on hollow rotating shaft (3), flitch (7) are scraped to the lower extreme of hollow rotating shaft (3) still fixedly connected with, the inside of mixing jar (1) is equipped with scrapes the material subassembly, the lower extreme of mixing jar (1) is equipped with ejection of compact valve port (8), be equipped with feed inlet (9) on roof (2).

2. The efficient mixer for emulsion ammonium nitrate fuel oil explosive production according to claim 1, wherein the driving assembly comprises a bearing seat (10), a housing (11) and a stirring motor (12), the bearing seat (10) is fixedly connected to the upper end of the top plate (2), the housing (11) is fixedly connected to the bearing seat (10), the hollow rotating shaft (3) penetrates through the bearing seat and the housing (11), the stirring motor (12) is fixedly connected to the lower end of the housing (11), the output shaft of the stirring motor (12) is connected with the hollow rotating shaft (3) through a belt transmission mechanism, and the belt transmission mechanism is located inside the housing (11).

3. The mixer for producing the high-efficiency emulsified ammonium nitrate fuel oil explosive according to claim 2, wherein the belt transmission mechanism comprises a driving pulley (13) and a driven pulley (14), a transmission belt (15) is connected between the driving pulley (13) and the driven pulley (14), and the driving pulley (13) and the driven pulley (14) are respectively and fixedly connected with an output shaft of the stirring motor (12) and the hollow rotating shaft (3).

4. The high-efficiency mixer for producing the emulsified ammonium nitrate fuel oil explosive according to claim 1, wherein the lower section of the inner wall of the mixing tank (1) is arranged obliquely, the scraping plate (7) is fixedly connected to the hollow rotating shaft (3) through a fixing support (16), and the scraping plate (7) is attached to the lower section of the inner wall of the mixing tank (1).

5. The high-efficiency mixer for emulsion ammonium nitrate fuel oil explosive production according to claim 1, wherein the scraping component comprises a screw rod (17) and a polished rod (18), the screw rod (17) and the polished rod (18) are respectively positioned at two sides of the interior of the mixing tank (1), the lower end of the screw rod (17) is rotatably connected with a screw rod connecting seat (19), the screw rod connecting seat (19) is fixedly connected with the mixing tank (1), the upper end of the screw rod (17) is rotatably connected with a top plate (2) and is fixedly connected with an output shaft of a screw rod motor (20), the screw rod motor (20) is fixedly connected with the upper end of the top plate (2), the upper end of the polished rod (18) is fixedly connected with the top plate (2), the lower end of the polished rod (18) is fixedly connected with a polished rod fixing seat (21), and one side of an annular scraping plate (22) is in threaded connection with the screw rod (17), the other side of the annular scraper (22) is connected to the polish rod (18) in a sliding manner, and the annular scraper (22) is attached to the inner wall of the mixing tank (1).

6. The mixer for the production of high-efficiency emulsified ammonium nitrate fuel oil explosive according to claim 1, characterized in that the water inlet of the rotary pipe joint (4) is connected with a booster pump (23) through a pipeline, and the booster pump (23) is connected with a water inlet pipe (24).

7. The high-efficiency mixer for emulsion ammonium nitrate fuel oil explosive production according to claim 1, characterized in that the lower end of the mixing tank (1) is fixedly connected with a support leg (25).