CN204436447U - Differential mine dustfall agent automatic adding device - Google Patents
Differential mine dustfall agent automatic adding device Download PDFInfo
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- CN204436447U CN204436447U CN201520097343.4U CN201520097343U CN204436447U CN 204436447 U CN204436447 U CN 204436447U CN 201520097343 U CN201520097343 U CN 201520097343U CN 204436447 U CN204436447 U CN 204436447U
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Abstract
The utility model is specially a kind of differential mine dustfall agent automatic adding device, solves existing device for reducing dust and has that energy consumption is higher, complex structure and the high problem of fault rate.Liquid reserve tank inner bottom part is provided with filtrate net, valve body integral box, and liquid reserve tank top is provided with outlet valve, filling opening, pressure ventilation pipe; Add in agent case and be provided with liquid capsule; One end of jet flow negative pressure pipe is provided with water inlet pipe, and the other end of jet flow negative pressure pipe is provided with impeller-agitator; Be provided with water conservancy diversion water pipe between the inlet of valve body integral box and liquid capsule, and one-way throttle valve, counterbalance valve are arranged on water conservancy diversion water pipe, are provided with between the liquid outlet of liquid capsule and jet flow negative pressure pipe sidewall and add agent pipe, and flow meter, proportional valve are arranged on and add on agent pipe; Add between agent case and jet flow negative pressure pipe and be provided with side pressure water inlet pipe, and water inlet control valve is arranged on side pressure water inlet pipe.The utility model realizes the automatic interpolation of medicament, significantly reduces the dust concentration on face, significantly improves the working environment of getting working face.
Description
Technical field
The utility model relates to underground coal mine device for reducing dust, is specially a kind of differential mine dustfall agent automatic adding device.
Background technology
The coal dust produced in coal mining process not only affects working environment at coal mines, and serious threat workman is healthy, is the important direct sources of pneumoconiosis, and coal dust control more and more causes extensive concern both domestic and external.
At present, the wet dust removal that coal dust control mainly adopts, wherein atomizing de-dusting application is particularly extensive, but because coal dust generally has hydrophobicity, in order to increase coal dust wetability, improve dustfall efficiency, research shows, utilizing the solution adding dustfall agent to carry out spraying effectively can improve dustfall efficiency.
Then the existing mode to dustfall water pipeline interpolation dustfall agent is also mainly by motor or the extrinsic power sources such as pump of surging, not only time consumption and energy consumption, and adding set complex structure, and fault rate is high, not easily use and maintenance.Therefore effectively carrying out of down-hole depositing dust work is unfavorable for.
Summary of the invention
In order to solve existing device for reducing dust, the utility model exists that energy consumption is higher, complex structure and the high problem of fault rate, provides that a kind of energy input is few, the degree of accuracy is high, reliability is strong and can the differential mine dustfall agent automatic adding device of Real-Time Monitoring.
The utility model adopts following technical scheme to realize: differential mine dustfall agent automatic adding device, comprises liquid reserve tank, adds agent case and jet flow negative pressure pipe; The valve body integral box that liquid reserve tank inner bottom part is provided with filtrate net, is communicated with filtrate net, one-way throttle valve, counterbalance valve, proportional valve, flow meter, water inlet control valve is provided with in valve body integral box, liquid reserve tank top is provided with outlet valve, filling opening, the pressure ventilation pipe that is communicated with underground pressure air port, pressure ventilation pipe is disposed with reducing valve, pressure meter, one way valve, the sidewall of liquid reserve tank is provided with content gauge, and the sidewall bottom of liquid reserve tank is provided with tap hole; Add in agent case and be provided with liquid capsule; One end of jet flow negative pressure pipe is provided with the water inlet pipe be communicated with down-hole static pressure water, the other end of jet flow negative pressure pipe is provided with the impeller-agitator be communicated with it, the liquid outlet of impeller-agitator is provided with the outlet pipe be communicated with it, water inlet pipe is disposed with reducing valve, proportional valve I, strainer; The water conservancy diversion water pipe be communicated with both is provided with between valve body integral box and the inlet of liquid capsule, and one-way throttle valve, counterbalance valve are arranged on water conservancy diversion water pipe, the liquid outlet of liquid capsule be provided with between jet flow negative pressure pipe sidewall be communicated with both add agent pipe, and flow meter, proportional valve are arranged on and add on agent pipe; Add to be provided with between agent case with jet flow negative pressure pipe and to be communicated with both and to be positioned at the side pressure water inlet pipe added on the left of agent pipe, and water inlet control valve is arranged on side pressure water inlet pipe.
During operation, dustfall agent leaves in liquid reserve tank, pressure wind enters liquid reserve tank through the reducing valve of pressure ventilation pipe, flow meter and one way valve, under Action of Wind pressure, dustfall agent in liquid reserve tank enters liquid capsule through valve body integral box, water conservancy diversion water pipe after the filtrate net filtration bottom liquid reserve tank, a static pressure water part flows into through side pressure water inlet pipe and adds agent case, providing the normal pressure of squeezed fluid capsule, by the pressure reduction of liquid capsule, dedusting agent being entered jet flow negative pressure pipe through adding agent pipe; The reducing valve of static pressure water another part on water inlet pipe, proportional valve I, strainer enter jet flow negative pressure pipe, after dustfall agent and static pressure water mix in jet flow negative pressure pipe, water under high pressure flows into impeller-agitator, abundant mixed dustfall agent solution is finally flowed out by outlet pipe, directly enter spray outfit, meanwhile, positive pressure water in liquid reserve tank under the effect of blast through adding agent case, side pressure water inlet pipe enters jet flow negative pressure pipe, increases pressure reduction further; When equipment needs to close, close reducing valve, reducing valve I and proportional valve I successively, cut off pressure dynamics source, whole equipment and pressure ventilation pipe and water inlet pipe isolated, ensure that the normal use of former pipeline, overcome existing device for reducing dust and have that energy consumption is higher, complex structure and the high problem of fault rate.
Jet flow negative pressure pipe comprises nozzle and is positioned at the mixing tube on right side, have left side diameter in nozzle and be greater than right side diameter and fillter section is the cavity of taper seat, in mixing tube middle part have with nozzle on the right side of the isometrical trunnion chamber of cavity, in mixing tube, left side has the negative pressure cavity being positioned at nozzle exterior, the right side of mixing tube is provided with the taper diffusion hole that left side diameter is less than right side diameter, have on the left of mixing tube and the through hole adding agent pipe and be communicated with, on the left of nozzle, have the through hole I be communicated with side pressure water inlet pipe.
When high-velocity flow flows through diffusion hole, in jet flow negative pressure pipe negative pressure cavity, pressure reduces, and now, utilizes and adds the pressure reduction formed before and after agent case liquid capsule, realize the automatic interpolation of medicament.
The utility model utilizes down-hole pressure wind and press water as pressure source; according to jet flow negative pressure principle; utilize and add the pressure reduction formed before and after agent case liquid capsule; realize the automatic interpolation of medicament; significantly reduce the dust concentration on face, significantly improve the working environment of getting working face, improve the operating efficiency of underground operators; protect the health of worker, there is convenient and swift, addition fine adjustment and the low advantage of cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of jet flow negative pressure pipe in Fig. 1.
In figure: 1-liquid reserve tank, 2-adds agent case, 3-jet flow negative pressure pipe, 4-filtrate net, 5-valve body integral box, 6-one-way throttle valve, 7-counterbalance valve, 8-proportional valve, 9-flow meter, 10-water inlet control valve, 11-outlet valve, 12-filling opening, 13-pressure ventilation pipe, 14-reducing valve, 15-pressure meter, 16-one way valve, 17-content gauge, 18-tap hole, 19-liquid capsule, 20-water inlet pipe, 21-impeller-agitator, 22-outlet pipe, 23-reducing valve I, 24-proportional valve I, 25-strainer, 26-water conservancy diversion water pipe, 27-adds agent pipe, 28-side pressure water inlet pipe, 29-nozzle, 30-mixing tube, 31-cavity, 32-trunnion chamber, 33-negative pressure cavity, 34-diffusion hole, 35-through hole, 36-through hole I.
Detailed description of the invention
Differential mine dustfall agent automatic adding device, comprises liquid reserve tank 1, adds agent case 2 and jet flow negative pressure pipe 3;
The valve body integral box 5 that liquid reserve tank 1 inner bottom part is provided with filtrate net 4, is communicated with filtrate net 4, one-way throttle valve 6, counterbalance valve 7, proportional valve 8, flow meter 9, water inlet control valve 10 is provided with in valve body integral box 5, liquid reserve tank 1 top is provided with outlet valve 11, filling opening 12, the pressure ventilation pipe 13 that is communicated with underground pressure air port, pressure ventilation pipe 13 is disposed with reducing valve 14, pressure meter 15, one way valve 16, the sidewall of liquid reserve tank 1 is provided with content gauge 17, and the sidewall bottom of liquid reserve tank 1 is provided with tap hole 18;
Add in agent case 2 and be provided with liquid capsule 19;
One end of jet flow negative pressure pipe 3 is provided with the water inlet pipe 20 be communicated with down-hole static pressure water, the other end of jet flow negative pressure pipe 3 is provided with the impeller-agitator 21 be communicated with it, the liquid outlet of impeller-agitator 21 is provided with the outlet pipe 22 be communicated with it, water inlet pipe 20 is disposed with reducing valve I23, proportional valve I24, strainer 25;
The water conservancy diversion water pipe 26 be communicated with both is provided with between valve body integral box 5 and the inlet of liquid capsule 19, and one-way throttle valve 6, counterbalance valve 7 are arranged on water conservancy diversion water pipe 26, the liquid outlet of liquid capsule 19 be provided with between jet flow negative pressure pipe 3 sidewall be communicated with both add agent pipe 27, and flow meter 9, proportional valve 8 are arranged on and add on agent pipe 27; Add to be provided with between agent case 2 with jet flow negative pressure pipe 3 and to be communicated with both and to be positioned at the side pressure water inlet pipe 28 added on the left of agent pipe 27, and water inlet control valve 10 is arranged on side pressure water inlet pipe 28.
Jet flow negative pressure pipe 3 comprises nozzle 29 and is positioned at the mixing tube 30 on right side, have left side diameter in nozzle 29 and be greater than right side diameter and fillter section is the cavity 31 of taper seat, in mixing tube 30 middle part have with nozzle 29 on the right side of the isometrical trunnion chamber 32 of cavity, in mixing tube 30, left side has the negative pressure cavity 33 being positioned at nozzle 29 outside, the right side of mixing tube 30 is provided with the taper diffusion hole 34 that left side diameter is less than right side diameter, have on the left of mixing tube 30 and the through hole 35 adding agent pipe 27 and be communicated with, on the left of nozzle 29, have the through hole I36 be communicated with side pressure water inlet pipe 28.
In specific implementation process, by regulating counterbalance valve 7 and reducing valve I23, proportional valve I24, the vacuum of normal pressure and jet flow negative pressure pipe 3 negative pressure cavity 33 can be controlled to adjust; By regulating one-way throttle valve 6 and proportional valve 8 and flow meter 9, can the addition of regulating agent accurately; Outlet valve 11 discharges gas in liquid reserve tank 1 after stopping for liquid feeding, the pressure in release casing; Tap hole 18 for discharging dustfall agent, to clean liquid reserve tank 1.
Impeller-agitator 21 is primarily of agitator shell, impeller, axle, bearing composition, and impeller is fixed on axle; By down-hole pressure water extraction for power source, entered by agitator lower end, promote wheel rotation, and then the axle at impeller place rotates.Because impeller has certain spiral angle, the spiral of liquid can be realized, finally complete after liquid fully mixes and flowed out by upper end liquid outlet, directly enter spray outfit, realize the object utilizing the solution spray depositing dust adding dustfall agent.
Claims (2)
1. a differential mine dustfall agent automatic adding device, is characterized in that: comprise liquid reserve tank (1), add agent case (2) and jet flow negative pressure pipe (3);
Liquid reserve tank (1) inner bottom part is provided with filtrate net (4), the valve body integral box (5) be communicated with filtrate net (4), one-way throttle valve (6) is provided with in valve body integral box (5), counterbalance valve (7), proportional valve (8), flow meter (9), water inlet control valve (10), liquid reserve tank (1) top is provided with outlet valve (11), filling opening (12), the pressure ventilation pipe (13) be communicated with underground pressure air port, pressure ventilation pipe (13) is disposed with reducing valve (14), pressure meter (15), one way valve (16), the sidewall of liquid reserve tank (1) is provided with content gauge (17), and the sidewall bottom of liquid reserve tank (1) is provided with tap hole (18),
Add in agent case (2) and be provided with liquid capsule (19);
One end of jet flow negative pressure pipe (3) is provided with the water inlet pipe (20) be communicated with down-hole static pressure water, the other end of jet flow negative pressure pipe (3) is provided with the impeller-agitator (21) be communicated with it, the liquid outlet of impeller-agitator (21) is provided with the outlet pipe (22) be communicated with it, and (20) are disposed with reducing valve I(23 to water inlet pipe), proportional valve I(24), strainer (25);
The water conservancy diversion water pipe (26) be communicated with both is provided with between valve body integral box (5) and the inlet of liquid capsule (19), and one-way throttle valve (6), counterbalance valve (7) are arranged on water conservancy diversion water pipe (26), the liquid outlet of liquid capsule (19) be provided with between jet flow negative pressure pipe (3) sidewall be communicated with both add agent pipe (27), and flow meter (9), proportional valve (8) are arranged on and add on agent pipe (27); Add to be provided with between agent case (2) with jet flow negative pressure pipe (3) and to be communicated with both and to be positioned at the side pressure water inlet pipe (28) adding agent pipe (27) left side, and water inlet control valve (10) is arranged on side pressure water inlet pipe (28).
2. differential mine dustfall agent automatic adding device according to claim 1, it is characterized in that: jet flow negative pressure pipe (3) comprises nozzle (29) and is positioned at the mixing tube (30) on right side, have left side diameter in nozzle (29) and be greater than right side diameter and fillter section is the cavity (31) of taper seat, in mixing tube (30), middle part has the trunnion chamber (32) isometrical with nozzle (29) right side cavity, in mixing tube (30), left side has and is positioned at the outside negative pressure cavity (33) of nozzle (29), the right side of mixing tube (30) is provided with the taper diffusion hole (34) that left side diameter is less than right side diameter, mixing tube (30) left side has and the through hole (35) adding agent pipe (27) and be communicated with, nozzle (29) left side has the through hole I(36 be communicated with side pressure water inlet pipe (28)).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520097343.4U CN204436447U (en) | 2015-02-11 | 2015-02-11 | Differential mine dustfall agent automatic adding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520097343.4U CN204436447U (en) | 2015-02-11 | 2015-02-11 | Differential mine dustfall agent automatic adding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204436447U true CN204436447U (en) | 2015-07-01 |
Family
ID=53604325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520097343.4U Withdrawn - After Issue CN204436447U (en) | 2015-02-11 | 2015-02-11 | Differential mine dustfall agent automatic adding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204436447U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632269A (en) * | 2015-02-11 | 2015-05-20 | 太原理工大学 | Differential pressure mining dust removing agent automatic adding device |
| CN105604600A (en) * | 2015-12-23 | 2016-05-25 | 太原理工大学 | Spirally adjustable type mining automatic adding and mixing device for dust falling agent |
| CN107387152A (en) * | 2017-09-12 | 2017-11-24 | 中国矿业大学 | A kind of fully mechanized workface ladder subzone of atomization dust pelletizing system |
-
2015
- 2015-02-11 CN CN201520097343.4U patent/CN204436447U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104632269A (en) * | 2015-02-11 | 2015-05-20 | 太原理工大学 | Differential pressure mining dust removing agent automatic adding device |
| CN104632269B (en) * | 2015-02-11 | 2016-08-24 | 太原理工大学 | Differential mine dust falling agent automatic adding device |
| CN105604600A (en) * | 2015-12-23 | 2016-05-25 | 太原理工大学 | Spirally adjustable type mining automatic adding and mixing device for dust falling agent |
| CN107387152A (en) * | 2017-09-12 | 2017-11-24 | 中国矿业大学 | A kind of fully mechanized workface ladder subzone of atomization dust pelletizing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150701 Effective date of abandoning: 20160824 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150701 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |