CN204552744U - A kind of fully-mechanized digging machine modified external spraying device - Google Patents
A kind of fully-mechanized digging machine modified external spraying device Download PDFInfo
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- CN204552744U CN204552744U CN201520187260.4U CN201520187260U CN204552744U CN 204552744 U CN204552744 U CN 204552744U CN 201520187260 U CN201520187260 U CN 201520187260U CN 204552744 U CN204552744 U CN 204552744U
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- 238000005507 spraying Methods 0.000 title claims abstract description 22
- 239000007921 spray Substances 0.000 claims abstract description 68
- 238000002347 injection Methods 0.000 claims abstract description 40
- 239000007924 injection Substances 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000009423 ventilation Methods 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 2
- 238000004062 sedimentation Methods 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 8
- 239000003245 coal Substances 0.000 description 6
- 238000000889 atomisation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 206010035653 pneumoconiosis Diseases 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model discloses a kind of fully-mechanized digging machine modified external spraying device, it comprises the arc injection spray pipe of the rocking arm root being arranged on fully-mechanized digging machine body, arc injection spray pipe internal sleeve has arc-shape wind pipe and has cavity therebetween, it is blind end between arc injection spray pipe and arc-shape wind pipe two ends, water inlet is provided with in the middle part of arc injection spray pipe, the water supply connector that water inlet is provided with is connected with water pump by high-pressure water pipe, arc-shape wind pipe one end is air intake, the air intake joint that air intake is provided with is connected with pressure fan by pressure ventilation pipe, arc injection spray pipe front is along the circumferential direction evenly equipped with several spray nozzles, pass arc injection spray pipe bottom spray nozzle and communicate with arc-shape wind pipe, the spray nozzle outer wall being positioned at arc injection spray pipe is offered porose, the spray nozzle cavity be positioned at outside arc injection spray pipe is provided with atomizer.The utility model provides power jointly by blast and hydraulic pressure, and spraying distance, broad covered area, atomizing effect is good, plays good seizure sedimentation and choked flow settlement action.
Description
Technical field
The utility model belongs to fully-mechanized digging machine dedusting technology field, especially relates to a kind of fully-mechanized digging machine modified external spraying device.
Background technology
At present, fully-mechanized digging machine is used widely in mine excavation construction.At coal driving, particularly in the process of coal driving rock gangway, fully-mechanized digging machine can produce a large amount of coal dusts and rock dirt in cutting course.Driving face be colliery main be also one of product dirt pits of most refractory reason.Dust not only serious harm operating personnel's is healthy, cause pneumoconiosis, and many dust have combustion explosion under certain conditions, cause casualties, property loss, a large amount of dust can cause environment pollution discharged to air simultaneously, and these all can directly affect mine safety production and benefit.Along with improving constantly of colliery comprehensive digging equipment degree, the pollution problem of fully mechanized workface dust also becomes increasingly conspicuous, and becomes the bottleneck of restriction coal mine roadway speedy drivage and safety in production.In order to dust-proof, it is dust-proof that fully-mechanized digging machine adopts spray pattern to carry out usually, at present, the fully-mechanized digging machine that fully mechanized workface uses all is furnished with inside and outside atomization mechanism, but due to down-hole water quality and hydraulic pressure problem, spray atomization is bad and often occur the problem such as spray nozzle clogging, water seal damage, and dust removing effects is undesirable.
Summary of the invention
For solving the problem, the purpose of this utility model is to provide the fully-mechanized digging machine modified external spraying device of simple, the reasonable in design novelty of a kind of structure, good dedusting effect.
For achieving the above object, the utility model adopts following technical scheme:
A kind of fully-mechanized digging machine modified external spraying device, it comprises the arc injection spray pipe of the rocking arm root being arranged on fully-mechanized digging machine body, the inner fixed cover of arc injection spray pipe is equipped with arc-shape wind pipe and has cavity therebetween, it is blind end between arc injection spray pipe and arc-shape wind pipe two ends, water inlet is provided with in the middle part of arc injection spray pipe, water inlet is provided with water supply connector, water supply connector is connected with water pump by high-pressure water pipe, arc-shape wind pipe one end is air intake, air intake is provided with air intake joint, air intake joint is connected with pressure fan by pressure ventilation pipe, arc injection spray pipe front is along the circumferential direction evenly distributed with several spray nozzles, pass arc injection spray pipe bottom spray nozzle and communicate with arc-shape wind pipe, the spray nozzle outer wall being positioned at arc injection spray pipe is offered porose, the spray nozzle cavity be positioned at outside arc injection spray pipe is provided with atomizer.
Described fully-mechanized digging machine modified external spraying device, its arc injection spray pipe top, outside are provided with protected apron.
Owing to adopting technical scheme as above, the utility model has following superiority:
This fully-mechanized digging machine modified external spraying device, its structure is simple, reasonable in design, be easy to make, cost of manufacture is low, install, easy and simple to handle, jointly power is provided by blast and hydraulic pressure, spraying distance, broad covered area, atomizing effect is good, dust for different-grain diameter and character plays good seizure sedimentation and choked flow settlement action, efficiently solve problem bad due to shower nozzle blocking, the spraying inefficacy that causes of corrosion and atomizing effect in prior art, meanwhile, stronger to adjustable its compliance that makes of spraying mist particle diameter and jet pressure.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is structure principle chart of the present utility model;
In figure: 1-arc-shape wind pipe; 2-arc injection spray pipe; 3-spray nozzle; 4-air intake joint; 5-water supply connector.
Detailed description of the invention
Below in conjunction with drawings and Examples, the technical solution of the utility model is described in further detail.
As shown in Figure 1, 2, this fully-mechanized digging machine modified external spraying device, it comprises fully-mechanized digging machine body and arc injection spray pipe 3, and the rocking arm root of fully-mechanized digging machine body is connected with cutting drum, and cutting drum is connected with the cutterhead of band main shaft, the rocking arm root of fully-mechanized digging machine body has installing hole, arc installing plate is provided with inside arc injection spray pipe, arc injection spray pipe is installed to the rocking arm root of fully-mechanized digging machine body by arc installing plate, the inner fixed cover of arc injection spray pipe is equipped with arc-shape wind pipe 1 and has cavity therebetween, it is blind end between arc injection spray pipe and arc-shape wind pipe two ends, water inlet is provided with in the middle part of arc injection spray pipe, water inlet is provided with water supply connector 5, water supply connector is connected with water pump by high-pressure water pipe, arc-shape wind pipe one end is air intake, air intake is provided with air intake joint 4, air intake joint is connected with pressure fan by pressure ventilation pipe, arc injection spray pipe front is along the circumferential direction evenly distributed with several spray nozzles 3, spray nozzle selects three herein, pass arc injection spray pipe and be connected with arc-shape wind pipe bottom spray nozzle and communicate, the spray nozzle outer wall being positioned at arc injection spray pipe is offered porose, the spray nozzle cavity be positioned at outside arc injection spray pipe is provided with atomizer, atomizer is utilized to carry out good mixing to water and wind, mixture is pressurizeed and accumulation of energy simultaneously, enhance atomizing effect.
The utility model fully-mechanized digging machine modified external spraying device, it adopts high pressure draught injection atomizing de-dusting principle, utilize water under high pressure through arc injection spray pipe by the oblique side of spray nozzle cavity to introducing cavity surrounding, wind-force jet is entered by spray nozzle cavity bottom through arc-shape wind pipe, artesian water and high pressure draught mix near the atomizer of spray nozzle inside cavity, after accumulation of energy, after relying on the high voltage power of wind to be atomized by the artesian water of introducing, first spray spray by outwards spraying to be formed through the atomization of nozzle secondary again after the atomization of atomizer one-level, product dirt space is covered comprehensively, contact between jet spray and dust-contained airflow, diffusion, condensation and gravitational settling effect under, reach the object of depositing dust.In Fig. 2, solid arrow represents water (flow) direction, and dotted arrow represents wind direction.
When external spraying device of the present utility model is installed on fully-mechanized digging machine, near fully-mechanized digging machine operating desk, actuation means is set, at production period, along with the continuous change of work plane rock (coal) property, for different-grain diameter and dust of different nature, driver can through overregulate actuation means control spraying droplet size and spraying spray penetrate pressure to catch dirt and dust-separation.
Described fully-mechanized digging machine modified external spraying device, its arc injection spray pipe top, outside are provided with protected apron, and pipeline all concentrates in a protection box, only leak outside spray nozzle and air intake joint, water supply connector, prevent bulk spoil, coal cinder injures external spraying device by a crashing object.
Claims (2)
1. a fully-mechanized digging machine modified external spraying device, it is characterized in that: it comprises the arc injection spray pipe of the rocking arm root being arranged on fully-mechanized digging machine body, the inner fixed cover of arc injection spray pipe is equipped with arc-shape wind pipe and has cavity therebetween, it is blind end between arc injection spray pipe and arc-shape wind pipe two ends, water inlet is provided with in the middle part of arc injection spray pipe, water inlet is provided with water supply connector, water supply connector is connected with water pump by high-pressure water pipe, arc-shape wind pipe one end is air intake, air intake is provided with air intake joint, air intake joint is connected with pressure fan by pressure ventilation pipe, arc injection spray pipe front is along the circumferential direction evenly distributed with several spray nozzles, pass arc injection spray pipe bottom spray nozzle and communicate with arc-shape wind pipe, the spray nozzle outer wall being positioned at arc injection spray pipe is offered porose, the spray nozzle cavity be positioned at outside arc injection spray pipe is provided with atomizer.
2. fully-mechanized digging machine modified external spraying device according to claim 1, is characterized in that: its arc injection spray pipe top, outside are provided with protected apron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520187260.4U CN204552744U (en) | 2015-03-31 | 2015-03-31 | A kind of fully-mechanized digging machine modified external spraying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520187260.4U CN204552744U (en) | 2015-03-31 | 2015-03-31 | A kind of fully-mechanized digging machine modified external spraying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204552744U true CN204552744U (en) | 2015-08-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520187260.4U Expired - Fee Related CN204552744U (en) | 2015-03-31 | 2015-03-31 | A kind of fully-mechanized digging machine modified external spraying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204552744U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269309A (en) * | 2017-08-09 | 2017-10-20 | 西山煤电(集团)有限责任公司 | Geomantic omen hybrid power water curtain |
| CN110374592A (en) * | 2019-08-23 | 2019-10-25 | 中煤第五建设有限公司 | A kind of airborne external spraying derusting of fully-mechanized digging machine and spraying device, fully-mechanized digging machine |
| CN116591679A (en) * | 2023-05-23 | 2023-08-15 | 神华准格尔能源有限责任公司 | Dust control components, dust control systems and draglines |
| CN119507909A (en) * | 2024-10-18 | 2025-02-25 | 国能神东煤炭集团有限责任公司 | An air-water integrated ring-mounted spray device for a comprehensive excavator |
-
2015
- 2015-03-31 CN CN201520187260.4U patent/CN204552744U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269309A (en) * | 2017-08-09 | 2017-10-20 | 西山煤电(集团)有限责任公司 | Geomantic omen hybrid power water curtain |
| CN110374592A (en) * | 2019-08-23 | 2019-10-25 | 中煤第五建设有限公司 | A kind of airborne external spraying derusting of fully-mechanized digging machine and spraying device, fully-mechanized digging machine |
| CN116591679A (en) * | 2023-05-23 | 2023-08-15 | 神华准格尔能源有限责任公司 | Dust control components, dust control systems and draglines |
| CN119507909A (en) * | 2024-10-18 | 2025-02-25 | 国能神东煤炭集团有限责任公司 | An air-water integrated ring-mounted spray device for a comprehensive excavator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150812 Termination date: 20160331 |
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| CF01 | Termination of patent right due to non-payment of annual fee |