CN202898263U - Emulsion-explosive site mixer applicable to underground engineering - Google Patents
Emulsion-explosive site mixer applicable to underground engineering Download PDFInfo
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- CN202898263U CN202898263U CN 201220623601 CN201220623601U CN202898263U CN 202898263 U CN202898263 U CN 202898263U CN 201220623601 CN201220623601 CN 201220623601 CN 201220623601 U CN201220623601 U CN 201220623601U CN 202898263 U CN202898263 U CN 202898263U
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Abstract
The utility model discloses an emulsion-explosive site mixer applicable to underground engineering. The emulsion-explosive site mixer is characterized in that a mixing shaft is arranged in an explosive mixing cavity of a mixer shell; a radial blade group is distributed on the mixing shaft along the axial direction; simultaneously, radial blade groups are uniformly distributed along the peripheral direction of the mixing shaft; a premixing chamber is arranged above a feeding port of the mixer shell; an inner cavity of the premixing chamber is communicated with the feeding port of the mixer shell; a dry and dispersed material discharging pipe is vertically arranged above the premixing chamber; the side surface of the premixing chamber is horizontally provided with an emulsion-matrix discharging pipe; and the discharging end of the emulsion-matrix discharging pipe is communicated with the inner cavity of the premixing chamber. The emulsion-explosive site mixer disclosed by the utility model has the advantages that one premixing chamber is added on the basis of the existing structure, so that preliminary mixing is formed before further mixing; in addition, in order to improve the whole mixing effect of blades, the axial blade group is connected between the radial blade groups which play a main role in material mixing, so that the materials are overturned in the whole explosive mixing cavity of the mixer shell, and finally high-viscosity emulsion explosive can be uniformly mixed.
Description
Technical field
The utility model belongs to explosive mixer field, specifically, relates in particular to a kind of on-the-spot mixer of emulsion explosive that is applicable to underground works.
Background technology
Underground works (such as underground mine) the sublevel caving method without sill pillar mining types that adopt, the big gun hole is the fan-shaped layout of facing upward more.Because the filling emulsion explosive has the advantages such as charge density height, good, the quick-fried rear toxic gas of blasting effect are few, becomes gradually the developing direction of underground mine powder charge.For the powder charge of facing upward upper big gun hole, require emulsion explosive to have higher viscosity, so when mixing made emulsification blasting at the scene, can be by the mode that emulsion matrix is mixed with dried bulk cargo, change viscosity, density, sensitivity and the blast performance of explosive, to satisfy the needs of on-the-spot powder charge, wherein emulsion matrix is all larger fluid foods of density and viscosity, and dried bulk cargo usually is the less powdery of density or granular material.
The on-the-spot mixer of existing mechanical type emulsion explosive is divided into vertical and horizontal two kinds of structures, and wherein vertical structure is not suitable for mixing of two kinds of larger materials of density variation (such as the dried bulk cargo of emulsion matrix and lightweight).And adopt traditional Horizontal stirring to come epoxy glue matrix and the dried bulk cargo of lightweight, because emulsion matrix belongs to high viscosity fluid, the fusion range of influence of blade motion is less, is difficult to realize fully mixing of emulsion matrix and powdery dry bulk cargo.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of on-the-spot mixer of emulsion explosive that is applicable to underground works, in order to puddle equably the emulsion explosive of high viscosity.
The technical solution of the utility model is as follows: a kind of on-the-spot mixer of emulsion explosive that is applicable to underground works, this mixer is horizontal type structure, and comprise mixer shell (3), and mixer shell (3) is enclosed construction, the medicine chamber (3a) of mixing of its inside is surrounded by left side plate, front and back side plate and roof and floor, left part at top board has opening for feed, and the right part of base plate has medicine outlet (3b), and opening for feed and medicine outlet (3b) all communicate with the described medicine chamber (3a) of mixing; Mix mixing of machine shell (3) and be provided with in the medicine chamber (3a) and puddle axle (4) described, this puddle axle (4) about section be bearing on the corresponding left side plate by bearing respectively, and puddle axle (4) and under the drive of motor or oil motor (5), rotate; Be furnished with vertically a radial vane group on the axle (4) described puddling, each radial vane group is made of 2～6 radial vanes (6), and simultaneously circumferentially be evenly equipped with 2～5 described radial vane groups along what puddle axle (4), it is characterized in that: the opening for feed top of described mixer shell (3) is provided with premixer (7), and the inner chamber of this premixer is communicated with the opening for feed of mixer shell (3) by the discharge port of its bottom; Vertically be provided with the dried bulk cargo discharge nozzle (8) of a flats in the top of described premixer (7), the discharge end of this dried bulk cargo discharge nozzle is communicated with the inner chamber of this premixer by the opening at top, premixer (7);
The side level of described premixer (7) is provided with the emulsion matrix discharge nozzle (11) of a flats, and the discharge end of this emulsion matrix discharge nozzle is communicated with the inner chamber of this premixer by the opening of side, premixer (7);
Described puddle axle (4) around be evenly equipped with the axial blade group, the position of this axial blade group and number are corresponding one by one with described radial vane group, and each axial blade group is made of 1～3 axial blade (14), and this axial blade (14) is fixedly connected with all radial vanes (6) of corresponding radial vane group.
Because the density great disparity between dried bulk cargo and the emulsion matrix is larger, be difficult to mix, so the utility model has been set up a premixer (7) on the basis of existing structure, emulsion matrix is bar shaped and becomes the ribbon jet in the inner chamber of premixer (7), and light material uniform spreading under action of gravity drops on the emulsion matrix band, before further puddling, form preliminary mixing, be conducive to improve the batch mixing characteristic of mixer.In addition, in order to improve the whole mixing effect of blade, between the radial vane group that the fusion to material plays a major role, connecting the axial blade group, material is stirred whole the mixing in the medicine chamber (3a) of mixer shell (3), increase the range of influence of radial vane (6) fusion material, thereby greatly improve the whole degree of mixing of material, finally can puddle equably the emulsion explosive of high viscosity, and simple in structure, easy to implement, have good technology and economic worth, be suitable for extensively promoting the use.
Middle part at described mixer shell (3) top board has power conditioning agent opening for feed (3c), and this power conditioning agent opening for feed communicates with the medicine chamber (3a) of mixing of mixer shell (3).
In the art, form porous particulated ammonium oil explosive after ammonium nitrate mixes with diesel oil, it is admixed in the emulsion explosive as the power conditioning agent, make titania-mica, also be called emulsifying ammonium nitrate fuel explosive.Wherein, the power conditioning agent can play the effect that improves explosive density and explosive relative weight power, improves blasting effect.
As preferably, each described radial vane group is made of 4 radial vanes (6), and each described axial blade group is made of 2 axial blades (14).
In the present embodiment, the described left end of puddling axle (4) reaches mixing outside the medicine chamber (3a) of mixer shell (3), and this external part links to each other with the output shaft of described motor or oil motor (5).
Be convenient to link to each other with gel matrix hold-up vessel (1) with dried storage of bulk materials tank (2) in order to make this mixer, special feed end with described dried bulk cargo discharge nozzle (8) is communicated with the discharge end of dried storage of bulk materials tank (2) by the first feeding tube (9), and is in series with the first measuring apparatus (10) at the first feeding tube (9);
The feed end of described emulsion matrix discharge nozzle (11) is communicated with the discharge end of gel matrix hold-up vessel (1) by the second feeding tube (12), and is in series with the second measuring apparatus (13) at the second feeding tube.
As preferably, described the first measuring apparatus (10) is conveying spiral or surge pump, and the second measuring apparatus (13) is lobed rotor pump.
Be convenient to link to each other with Diesel oil storage tank (19) with porous ammonium nitrate hold-up vessel (16) in order to make this mixer, the spy will, described power conditioning agent opening for feed (3c) is communicated with the discharge end of porous ammonium nitrate hold-up vessel (16) by the 3rd feeding tube (15), and is in series with the 3rd measuring apparatus (17) at the 3rd feeding tube (15);
Described the 3rd measuring apparatus (17) links to each other with the discharge end of the 4th feeding tube (18), the discharge end of the feed end of the 4th feeding tube (18) and Diesel oil storage tank (19) joins, and is in series with the 4th measuring apparatus (20) at the 4th feeding tube (18).
As preferably, described the 3rd measuring apparatus (17) is the conveying spiral, and the 4th measuring apparatus (20) is toothed gear pump.
Beneficial effect: the utility model has been set up a premixer (7) on the basis of existing structure, emulsion matrix is bar shaped and becomes the ribbon jet in the inner chamber of premixer (7), and light material uniform spreading under action of gravity drops on the emulsion matrix band, before further puddling, form preliminary mixing, be conducive to improve the batch mixing characteristic of mixer; In addition, in order to improve the whole mixing effect of blade, between the radial vane group that the fusion to material plays a major role, connecting the axial blade group, material is stirred whole the mixing in the medicine chamber (3a) of mixer shell (3), increase the range of influence of radial vane (6) fusion material, thereby greatly improve the whole degree of mixing of material, finally can puddle equably the emulsion explosive of high viscosity, and simple in structure, easy to implement, have good technology and economic worth, be suitable for extensively promoting the use.
Description of drawings
Fig. 1 is the structural representation after the utility model is cut mixer shell 3 open;
Synoptic diagram when Fig. 2 is the utility model composition mixing system;
Fig. 3 is the partial enlarged drawing of A part among Fig. 2.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
Such as Fig. 1,2, shown in 3, this mixer is horizontal type structure, and mainly by emulsion matrix hold-up vessel 1, dried storage of bulk materials tank 2, mixer shell 3, puddle axle 4, motor or oil motor 5, radial vane 6, premixer 7, dried bulk cargo discharge nozzle 8, the first feeding tube 9, the first measuring apparatus 10, emulsion matrix discharge nozzle 11, the second feeding tube 12, the second measuring apparatus 13, axial blade 14, the 3rd feeding tube 15, porous ammonium nitrate hold-up vessel 16, the 3rd measuring apparatus 17, the 4th feeding tube 18, Diesel oil storage tank 19 and the 4th measuring apparatus 20 consist of, wherein the emulsion matrix hold-up vessel 1, dried storage of bulk materials tank 2, the structure of porous ammonium nitrate hold-up vessel 16 and Diesel oil storage tank 19 is substantially similar, its underpart is funnel-shaped structure, and the top has openable cover plate, so that in time reinforced.
Described mixer shell 3 is enclosed construction, the medicine chamber 3a that mixes of its inside is surrounded by left plate, right side plate, front side board, back side panel, top board and base plate, wherein the left part of top board has opening for feed (unmarked among the figure), and the right part of base plate has medicine outlet 3b, and opening for feed and medicine outlet 3b all communicate with the described medicine chamber 3a that mixes.Mix mixing of machine shell 3 and be provided with in the 3a of medicine chamber and puddle axle 4 described, this puddle axle 4 about section be bearing on the corresponding left plate and right side plate by bearing respectively, and puddle axle 4 and under the drive of motor or oil motor 5, rotate.In the present embodiment, the described left end of puddling axle 4 reaches mixing outside the 3a of medicine chamber of mixer shell 3, this external part links to each other with the output shaft of described motor or oil motor 5, and motor or oil motor 5 are installed on the Connection Block 22 by web member 21, and this Connection Block 22 is fixedly connected with the left plate outside surface of described mixer shell 3.
As can be seen from Figure 2, be furnished with vertically a radial vane group on the axle 4 described puddling, each radial vane group is made of 2～6 radial vanes 6, and simultaneously circumferentially is evenly equipped with 2～5 described radial vane groups along what puddle axle 4.In the present embodiment, each described radial vane group is made of 4 radial vanes 6, and the number of radial vane group is 4, and radial vane 6 is inclined at and puddles on the axle 4, and its mode that is obliquely installed adopts existing set-up mode, does not do at this and gives unnecessary details.Under the drive of described radial vane 6, the material of mixing in the 3a of medicine chamber moves towards the medicine outlet 3b that mixes machine shell 3.
In addition, above-mentioned puddle axle 4 around be evenly equipped with the axial blade group, the position of this axial blade group and number are corresponding one by one with described radial vane group.Each axial blade group is made of 1～3 axial blade 14, and in the present embodiment, each axial blade group is made of 2 axial blades 14, and this axial blade 14 is fixedly connected with all radial vanes 6 of corresponding radial vane group.
Can find out also that from Fig. 1,2,3 the opening for feed top of described mixer shell 3 is provided with premixer 7, the inner chamber of this premixer is communicated with the opening for feed of mixer shell 3 by the discharge port of its bottom.Above described premixer 7, vertically be provided with the dried bulk cargo discharge nozzle 8 of a flats, the discharge end of this dried bulk cargo discharge nozzle 8 is communicated with the inner chamber of this premixer 7 by the opening at 7 tops, premixer, and the feed end of dried bulk cargo discharge nozzle 8 is communicated with the discharge end of described dried storage of bulk materials tank 2 by the first feeding tube 9.Be in series with the first measuring apparatus 10 at described the first feeding tube 9, this first measuring apparatus 10 is preferably conveying spiral or surge pump.
The side level of described premixer 7 is provided with the emulsion matrix discharge nozzle 11 of a flats, the discharge end of this emulsion matrix discharge nozzle is communicated with the inner chamber of this premixer by the opening of 7 sides, premixer, and the feed end of emulsion matrix discharge nozzle 11 is communicated with the discharge end of described emulsion matrix hold-up vessel 1 by the second feeding tube 12.Be in series with the second measuring apparatus 13 at described the second feeding tube, this second measuring apparatus 13 is preferably lobed rotor pump.
Also can find out at last from Fig. 1,2,3, have power conditioning agent opening for feed 3c at the middle part of described mixer shell 3 top boards, this power conditioning agent opening for feed 3c communicates with the medicine chamber 3a that mixes of mixer shell 3, and power conditioning agent opening for feed 3c is communicated with the discharge end of porous ammonium nitrate hold-up vessel 16 by the 3rd feeding tube 15.Be in series with the 3rd measuring apparatus 17, the three measuring apparatus 17 at described the 3rd feeding tube 15 and be preferably the conveying spiral.
Described the 3rd measuring apparatus 17 links to each other with the discharge end of the 4th feeding tube 18, and the discharge end of the feed end of the 4th feeding tube 18 and described Diesel oil storage tank 19 joins.Being in series with the 4th measuring apparatus 20, the four measuring apparatus 20 at described the 4th feeding tube 18 is toothed gear pump.
The above only is preferred embodiment of the present utility model; not take the utility model as restriction; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. on-the-spot mixer of the emulsion explosive that is applicable to underground works, this mixer is horizontal type structure, and comprise mixer shell (3), and mixer shell (3) is enclosed construction, the medicine chamber (3a) of mixing of its inside is surrounded by left side plate, front and back side plate and roof and floor, left part at top board has opening for feed, and the right part of base plate has medicine outlet (3b), and opening for feed and medicine outlet (3b) all communicate with the described medicine chamber (3a) of mixing; Mix mixing of machine shell (3) and be provided with in the medicine chamber (3a) and puddle axle (4) described, this puddle axle (4) about section be bearing on the corresponding left side plate by bearing respectively, and puddle axle (4) and under the drive of motor or oil motor (5), rotate; Be furnished with vertically a radial vane group on the axle (4) described puddling, each radial vane group is made of 2～6 radial vanes (6), and simultaneously circumferentially be evenly equipped with 2～5 described radial vane groups along what puddle axle (4), it is characterized in that: the opening for feed top of described mixer shell (3) is provided with premixer (7), and the inner chamber of this premixer is communicated with the opening for feed of mixer shell (3) by the discharge port of its bottom; Vertically be provided with the dried bulk cargo discharge nozzle (8) of a flats in the top of described premixer (7), the discharge end of this dried bulk cargo discharge nozzle is communicated with the inner chamber of this premixer by the opening at top, premixer (7);
The side level of described premixer (7) is provided with the emulsion matrix discharge nozzle (11) of a flats, and the discharge end of this emulsion matrix discharge nozzle is communicated with the inner chamber of this premixer by the opening of side, premixer (7);
Described puddle axle (4) around be evenly equipped with the axial blade group, the position of this axial blade group and number are corresponding one by one with described radial vane group, and each axial blade group is made of 1～3 axial blade (14), and this axial blade (14) is fixedly connected with all radial vanes (6) of corresponding radial vane group.
2. the on-the-spot mixer of the described emulsion explosive that is applicable to underground works according to claim 1, it is characterized in that: the middle part at described mixer shell (3) top board has power conditioning agent opening for feed (3c), and this power conditioning agent opening for feed communicates with the medicine chamber (3a) of mixing of mixer shell (3).
3. the on-the-spot mixer of the described emulsion explosive that is applicable to underground works according to claim 1 and 2, it is characterized in that: each described radial vane group is made of 4 radial vanes (6), and each described axial blade group is made of 2 axial blades (14).
4. the on-the-spot mixer of the described emulsion explosive that is applicable to underground works according to claim 3, it is characterized in that: the described left end of puddling axle (4) reaches mixing outside the medicine chamber (3a) of mixer shell (3), and this external part links to each other with the output shaft of described motor or oil motor (5).
5. the on-the-spot mixer of the described emulsion explosive that is applicable to underground works according to claim 4, it is characterized in that: the feed end of described dried bulk cargo discharge nozzle (8) is communicated with the discharge end of dried storage of bulk materials tank (2) by the first feeding tube (9), and is in series with the first measuring apparatus (10) at the first feeding tube (9);
The feed end of described emulsion matrix discharge nozzle (11) is communicated with the discharge end of gel matrix hold-up vessel (1) by the second feeding tube (12), and is in series with the second measuring apparatus (13) at the second feeding tube.
6. the on-the-spot mixer of the described emulsion explosive that is applicable to underground works according to claim 5, it is characterized in that: described the first measuring apparatus (10) is conveying spiral or surge pump, and the second measuring apparatus (13) is lobed rotor pump.
7. the on-the-spot mixer of the described emulsion explosive that is applicable to underground works according to claim 4, it is characterized in that: described power conditioning agent opening for feed (3c) is communicated with the discharge end of porous ammonium nitrate hold-up vessel (16) by the 3rd feeding tube (15), and is in series with the 3rd measuring apparatus (17) at the 3rd feeding tube (15);
Described the 3rd measuring apparatus (17) links to each other with the discharge end of the 4th feeding tube (18), the discharge end of the feed end of the 4th feeding tube (18) and Diesel oil storage tank (19) joins, and is in series with the 4th measuring apparatus (20) at the 4th feeding tube (18).
8. the on-the-spot mixer of the described emulsion explosive that is applicable to underground works according to claim 7, it is characterized in that: described the 3rd measuring apparatus (17) is the conveying spiral, and the 4th measuring apparatus (20) is toothed gear pump.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220623601 CN202898263U (en) | 2012-11-22 | 2012-11-22 | Emulsion-explosive site mixer applicable to underground engineering |
| PCT/CN2013/084409 WO2014079276A1 (en) | 2012-11-22 | 2013-09-27 | Field emulsion explosive mixing and charging system and charging method suitable for underground engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220623601 CN202898263U (en) | 2012-11-22 | 2012-11-22 | Emulsion-explosive site mixer applicable to underground engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202898263U true CN202898263U (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220623601 Expired - Lifetime CN202898263U (en) | 2012-11-22 | 2012-11-22 | Emulsion-explosive site mixer applicable to underground engineering |
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| Country | Link |
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| CN (1) | CN202898263U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109608293A (en) * | 2018-12-19 | 2019-04-12 | 西安近代化学研究所 | A kind of single shaft explosive wastewater material mixing device |
| CN110713426A (en) * | 2019-08-08 | 2020-01-21 | 江西吉安国泰特种化工有限责任公司 | Emulsified ammonium nitrate fuel oil explosive double-roller mixing device and design method |
-
2012
- 2012-11-22 CN CN 201220623601 patent/CN202898263U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109608293A (en) * | 2018-12-19 | 2019-04-12 | 西安近代化学研究所 | A kind of single shaft explosive wastewater material mixing device |
| CN109608293B (en) * | 2018-12-19 | 2020-12-15 | 西安近代化学研究所 | Single-shaft explosive material mixing device |
| CN110713426A (en) * | 2019-08-08 | 2020-01-21 | 江西吉安国泰特种化工有限责任公司 | Emulsified ammonium nitrate fuel oil explosive double-roller mixing device and design method |
| CN110713426B (en) * | 2019-08-08 | 2021-07-06 | 江西吉安国泰特种化工有限责任公司 | Emulsified ammonium nitrate fuel oil explosive double-roller mixing device and design method |
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| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |
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| CX01 | Expiry of patent term |