CN108691543A - A kind of cutting inner sprayer unit of continuous miner - Google Patents
A kind of cutting inner sprayer unit of continuous miner Download PDFInfo
- Publication number
- CN108691543A CN108691543A CN201810768229.8A CN201810768229A CN108691543A CN 108691543 A CN108691543 A CN 108691543A CN 201810768229 A CN201810768229 A CN 201810768229A CN 108691543 A CN108691543 A CN 108691543A
- Authority
- CN
- China
- Prior art keywords
- cutting
- water
- nozzle
- drum
- cutting drum
- Prior art date
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 77
- 239000007788 liquid Substances 0.000 claims abstract description 60
- 239000007921 spray Substances 0.000 claims abstract description 34
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 29
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000005507 spraying Methods 0.000 claims abstract description 16
- 239000003245 coal Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 6
- 239000000428 dust Substances 0.000 abstract description 5
- 238000005065 mining Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/22—Equipment for preventing the formation of, or for removal of, dust
- E21C35/23—Distribution of spraying-fluids in rotating cutter-heads
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
The invention belongs to the technical fields that continuous miner is constituted, and the cutting inner sprayer unit of specifically a kind of continuous miner, continuous miner includes cutting reducer and cutting drum;The cutting inner sprayer unit include be arranged on cutting reducer cross liquid disk for realizing the fan-shaped of fan-shaped water distribution, be arranged on cutting drum and cross the water dispensing apparatus and several nozzles for spraying being arranged on cutting drum that liquid disk connects with fan-shaped;The cutting reducer is externally provided with shell, the cutting drum can relative sector cross the rotation of liquid disk, the runner for connecting water dispensing apparatus and nozzle is equipped in the cutting drum;Cooling spray water is introduced via the shell, enters the runner inside cutting drum after sector crosses liquid disk water distribution, then via water dispensing apparatus, is eventually flowed to corresponding nozzle and is sprayed.The device is easy for installation, and sealed reliable, service life is long, can effectively inhibit to dig mining face dust, realizes pick cooling, reduces pick consumption and cutting is avoided to generate spark.
Description
Technical field
The invention belongs to the technical fields that continuous miner is constituted, and are related to a kind of cutting internal spraying dress of continuous miner
It sets.
Background technology
Continuous miner be widely used in coal mine down-hole tunnel driving and corner coal, " under three " coal, irregular block and
It is not suitable in the exploitation of coal resources of fully-mechanized mining working exploitation, and cutting inner sprayer unit refers in the continuous miner course of work
Via cutting units inner flow passage, the nozzle atomization arranged from the cutting drum of rotation sprays cooling water, is sprayed directly on pick
Around, have the effects that inhibit dust, cooling pick, reduce pick consumption and cutting spark is avoided to generate.However, due to
The reasons such as basic theories, technical foundation and reliability, internal spraying is not configured in domestic introduction and domestic continuous miner at present
System.
For this purpose, domestic more coal machine and manufactures quotient carried out the development of Vertical Axis Road-header and fully mechanized mining coalcutter internal spraying, but
Using effect is poor, is in particular in the following aspects:(1)Since existing development machine internal spraying water channel is via in retarder
Portion once seal failure easily causes retarder internal gear oil to emulsify, and then causes retarder significant trouble;(2)Water-stop
Short life, difficult in maintenance, for existing internal spraying water-stop directly with the positive press contacts of water axis excessively, running resistance is big, and attrition is fast, puts down
Equal service life was less than 3 months;(3)Since water-stop is arranged in inside retarder, when replacement, needs to dismantle roller, opens and slows down
Device babinet is safeguarded extremely inconvenient;(4)Coal petrography cutting and cylinder cycle coal easily cause spray nozzle clogging, nozzle exchange tired in use
It is difficult.
Invention content
The purpose of the present invention is to solve above-mentioned technical problems, provide a kind of cutting internal spraying dress of continuous miner
Set, the device is easy for installation, and sealed reliable, service life is long, can effectively inhibit dig mining face dust, realize pick cooling,
It reduces pick consumption and cutting is avoided to generate spark.
To achieve the above object, the technical solution adopted by the present invention is as follows:
A kind of cutting inner sprayer unit of continuous miner, the continuous miner include cutting reducer and cutting drum;Institute
It includes that the sector for realizing fan-shaped water distribution being arranged on cutting reducer crosses liquid disk to state cutting inner sprayer unit, and setting is being cut
It cuts on roller and crosses the water dispensing apparatus and several nozzles for spraying being arranged on cutting drum that liquid disk connects with fan-shaped;
The cutting reducer is externally provided with shell, the cutting drum can relative sector cross the rotation of liquid disk, be equipped in the cutting drum
Runner for connecting water dispensing apparatus and nozzle;Cooling spray water is introduced via the shell, after sector crosses liquid disk water distribution, then
Enter the runner inside cutting drum via water dispensing apparatus, eventually flows to corresponding nozzle and spray.
Specifically, fan-shaped cross between liquid disk and cutting reducer was equipped with liquid set, and sector crosses liquid disk and cutting
The shell of retarder is connected, which, which crosses on liquid disk, is distributed with sluice and fan-shaped water distributing trough;Cooling spray water is introduced from shell,
Then pass through liquid set inflow sector and cross liquid disk, using water channel and fan-shaped water distributing trough realization fan-shaped water distribution.
Preferably, the central angle of the fan-shaped water distributing trough is 210 °.
Preferably, the water dispensing apparatus is connect by crossing liquid guide with cutting drum thread seal.
Scheme as a further preference is symmetrically distributed with rotation water-stop and balancing slit on the water dispensing apparatus, described
Balancing slit is symmetrically distributed on the inside of rotation water-stop, to play the role of liquid-bearing.
Preferably, the water dispensing apparatus is made by antiwear Cu-base material.
Scheme as a further preference, several runners are along the cylinder directional spreding of cutting drum, the nozzle
Then it is distributed on outside cutting drum;Several and one-to-one water-carrying groove of nozzle, runner is distributed in the cutting drum circumferencial direction
It is connected respectively with corresponding nozzle by water-carrying groove.
In addition, several runners are along the cylinder directional spreding of cutting drum, the nozzle is then distributed on cutting drum
Outside;Several and one-to-one water-carrying groove of nozzle is distributed in the cutting drum circumferencial direction, also is provided with along drum surface several
With the one-to-one roller water channel of nozzle, runner then passes sequentially through water-carrying groove, roller water channel is connected with corresponding nozzle.
Further, the nozzle is externally provided with the nozzle shroud for preventing nozzle from being squeezed and being blocked by cutting coal, institute
It states nozzle shroud one end to be then set as being open, spray so that nozzle can be sprayed from this end, the nozzle shroud other end is arranged around nozzle,
And this end of nozzle shroud is hemisphere face structure, can be fixed along cutting drum drum surface any direction, to realize nozzle injection side
To the pick crown of face cutting drum.
Compared with prior art, the invention has the advantages that:
(1)In the present invention, cooling spray water without cutting reducer inside, it is cooling in this way after rotation water-stop failure
Spray water greatly reduces loss there is no the risk inside intrusion retarder.
(2)Fan-shaped spraying, i.e., the only current pick respective nozzle for participating in work are realized in the cutting spraying of the present invention
It can just spray to it, and inoperative tooth is not sprayed then, has been reached energy-saving and has been avoided occluded water that roadway floor is caused to soften
Purpose.
(3)Water dispensing apparatus of the present invention selects antiwear Cu-base material to make, and damage sector when seal failure is avoided to cross liquid disk,
On be symmetrically distributed with rotation water-stop and balancing slit, balancing slit is symmetrically distributed on the inside of water-stop, plays the role of liquid-bearing, subtract
Small sealing running resistance seals the adaptability of impact loading when enhancing cutting.
(4)Fan-shaped liquid panel surface of crossing of the invention applies technical finesse of making pottery by extraordinary, enhances wearability and has antirust work(
Can, seal friction resistance is further decreased, sealing service life is extended.
(5)The water-stop of the present invention uses combined labyrinth and carbon gland, has the function of wear-self-compensation, material itself have both it is wear-resisting with
Self-lubricating property further ensures the reliability and service life of sealing.
(6)The nozzle of the present invention is fixed in nozzle shroud, and nozzle shroud can effectively protect nozzle prevents it by cutting coal
It squeezes and blocks;Nozzle shroud bottom is spherical structure, can be fixed along cylindrical roller body surface face any direction, realizes nozzle injection
Direction face pick crown, is effectively ensured spray effect.
Description of the drawings
Fig. 1 is schematic diagram of the present invention in continuous miner.
Fig. 2 is the structural schematic diagram of the present invention.
Fig. 3 is reducer shell runner distribution map of the present invention.
Fig. 4 is water dispensing apparatus structural schematic diagram of the present invention.
Fig. 5 is the sectional view that the present invention crosses liquid guide.
Fig. 6, which is that the present invention is fan-shaped, crosses liquid dish structure schematic diagram.
Fig. 7 is B-B sectional views.
Fig. 8 is roller water channel distribution map.
Wherein, reference numeral is corresponding entitled:
1- cutting reducers shell, 2- cross liquid set, 3- sectors cross liquid disk, the water routes 4- component, 5- water dispensing apparatus, 6- cross liquid guide,
7- cutting drums, 8- rollers water channel, 9- nozzle shrouds, 10- nozzles, 11- picks, 5-1- rotations water-stop, 5-2- balancing slits.
Specific implementation mode
The invention will be further described with embodiment for explanation below in conjunction with the accompanying drawings, and mode of the invention includes but not only limits
In following embodiment.
The purpose of the present embodiment is to provide for a kind of cutting inner sprayer unit applied to continuous miner, existing overcoming
While having development machine and coalcutter class inner sprayer unit technical disadvantages, the inner sprayer unit being used on continuous miner is reliable
Property and service life are improved.The device may be used on development machine and coalcutter class product, by taking continuous miner as an example,
Continuous miner where the device includes cutting reducer and cutting drum(Its connection relation, coalcutter other component and
Connection is usual manner, and since it is unrelated with the improvement of the present embodiment, this will not be repeated here), and the present embodiment institute
Cutting inner sprayer unit is stated to be arranged on cutting reducer and cutting drum, since cutting reducer shell is symmetrical, roller
Also symmetrical, it is made of respectively left and right roller and intermediate calender rolls, since spraying principle is identical, in order to avoid repeated explanation, originally
It is described in detail by taking the spraying of right roller as an example in embodiment.
Specifically, as depicted in figs. 1 and 2, cutting inner sprayer unit described in the present embodiment includes water dispensing apparatus 5, sector
Cross liquid disk 3, nozzle 10 and nozzle shroud 9 etc..
As shown in figure 3, the cutting reducer is externally provided with shell 1, water route component is equipped between shell and cutting reducer
4, which includes water supply hose and waterway channel, and water supply hose is arranged on shell, and its waterway channel then may be used
To be arranged waterway pipe between shell and cutting reducer, or with the gap between shell and cutting reducer it is directly logical
Road, by water for pipeline, cooling spray water transmits the present embodiment by waterway pipe, and without cutting reducer inside,
Even after rotation water-stop failure, the risk inside intrusion retarder is also not present in cooling spray water, can effectively reduce damage
It loses.
As shown in Figure 6 and Figure 7, the sector crosses sluice and the sector being distributed on liquid disk 3 for realizing fan-shaped water distribution
Water distributing trough, it is described it is fan-shaped cross liquid disk 3 and the shell 1 of cutting reducer is connected, and it is fan-shaped cross 3 lower section of liquid disk by cross liquid set 2 with
Cutting reducer 1 is connected, and the side for crossing liquid set 2 is then connected with waterway pipe in shell, and the water in waterway pipe is introduced
Sector is crossed 3 in liquid disk.Cooling spray water is introduced from water supply hose in shell after waterway pipe, and covering inflow sector by liquid crosses liquid
Disk realizes fan-shaped water distribution using water channel and fan-shaped water distributing trough;It realizes and saves industrial water and occluded water is avoided to cause tunnel
Bottom plate ruckbildung.In addition, fan-shaped 3 surface of liquid disk of crossing applies technical finesse of making pottery by extraordinary, enhance surface abrasion resistance and
Rustless property substantially reduces sealing running resistance, extends service life of seal.Wherein, the center of circle of the fan-shaped water distributing trough
Angle is 210 °, and cross liquid disk 3 due to sector is connected with cutting reducer shell 1, and cutting drum 7 is with certain rotating speed relative to sector
The rotation of liquid disk 3 is crossed, therefore, the pick in 7 rotary course of cutting drum in the fan-shaped range of 210 ° of cylinder surface just has phase
Nozzle is answered to spray it, i.e., the only current pick respective nozzle for participating in work can just spray to it, and inoperative
Tooth is not sprayed then.
As shown in Figure 4 and Figure 5, the cutting drum 7 and sector can be with relative rotation between crossing liquid disk 3, and the two is logical
Water dispensing apparatus connection is crossed, the water dispensing apparatus 5 is connect by crossing liquid guide 6 with cutting drum thread seal, is convenient for water dispensing apparatus
Demolition and maintenance.The water dispensing apparatus 5 is made by antiwear Cu-base material, and damage sector when seal failure is avoided to cross liquid disk, water distribution
Be symmetrically distributed on device rotation water-stop 5-1 and balancing slit 5-2, the balancing slit be symmetrically distributed in rotation water-stop on the inside of,
To play the role of liquid-bearing, water dispensing apparatus with Auxiliary support, reduces rotatory sealing running resistance, buffering cutting is impacted,
Play the role of seal protection;The rotation water-stop seals for a kind of Assembled rotary, has both self-lubricating and antiwear characteristic, should
Device can effectively improve sealing system reliability and prolong the service life.
As shown in figure 8, the nozzle 10 has cutting drums that are several, and being separately positioned on 11 crown corresponding position of pick
On, it is all provided with that there are one the nozzle shroud 9 for preventing nozzle from being squeezed and being blocked by cutting coal, the sprays outside each nozzle 10
Mouth shield one end is then set as being open, and sprays so that nozzle can be sprayed from this end, the nozzle shroud other end is arranged around nozzle(It can be straight
It connects and is threadedly coupled with nozzlend), and this end of nozzle shroud is hemisphere face structure, it can be arbitrarily square along 7 drum surface of cutting drum
To fixation, 11 crown of pick of nozzle spray direction face cutting drum easily can be realized.
The runner for connecting water dispensing apparatus and nozzle is equipped in the cutting drum, cooling spray water draws via the shell
Enter, enters the runner inside cutting drum after sector crosses liquid disk water distribution, then via water dispensing apparatus, eventually flow to corresponding spray
Mouth sprays.Along the cylinder directional spreding of cutting drum, the nozzle is then distributed on outside cutting drum the runner;The cutting
Roll circumference directional spreding has several and one-to-one water-carrying groove of nozzle, runner to pass through water-carrying groove and corresponding nozzle respectively
10 are connected.And when the position of nozzle with water-carrying groove is not corresponding or be not easy to it is corresponding when can on the basis of water-carrying groove is set,
It also is provided with several and one-to-one roller water channel 8 of nozzle along drum surface, its runner is made to pass sequentially through water-carrying groove, roller water channel
It is connected with corresponding nozzle 10.
In the present embodiment, crosses liquid set 2, crosses liquid guide 6(Guide structure as shown in Figure 5 can also be used), rotation water-stop 5-1
This field conventional components can be selected by its function Deng the parts not being construed as limiting.
When work, after cooling spray water enters cutting reducer shell 1 by water supply hose, enter after crossing liquid set 2
Sector crosses liquid disk 3;Spray water is distributed in 210 ° of fan-shaped water distributing trough after sluice outflow in sector liquid disk 3, then passes through
Enter cutting drum 7 after crossing liquid guide 6 and water dispensing apparatus 5;Spray water enters after cutting drum 7 through drums inside runner and final
It is sprayed after reaching nozzle 10, to realize cutting depositing dust and the cooling of pick 11 and the generation for inhibiting pick cutting spark.
In the cutting inner sprayer unit of the present embodiment, spray water is reduced and is lost by sealing not via cutting reducer inside
It imitates and causes the risk inside spray water intrusion cutting reducer;Water dispensing apparatus is connect by crossing liquid guide with cutting drum, just
In demolition and maintenance;Water dispensing apparatus is equipped with new material rotation water-stop and balancing slit, improves the reliability and watertight of spraying system
The service life of envelope;Fan-shaped spraying is realized in spraying, avoids roadway floor ruckbildung on the basis of improving dust removing effects, most
It realizes eventually energy-saving.
Above-described embodiment is only one of the preferred embodiment of the present invention, should not be taken to limit the protection model of the present invention
Enclose, as long as the present invention body design thought and that mentally makes have no the change of essential meaning or polishing, solved
The technical issues of it is still consistent with the present invention, should all be included within protection scope of the present invention.
Claims (9)
1. a kind of cutting inner sprayer unit of continuous miner, the continuous miner includes cutting reducer and cutting drum;
It is characterized in that, the cutting inner sprayer unit includes the fan-shaped mistake for realizing fan-shaped water distribution being arranged on cutting reducer
Liquid disk(3), it is arranged on cutting drum and crosses the water dispensing apparatus that liquid disk connects with sector(5)And several settings are in cutting drum
On for spraying nozzle(10);The cutting reducer is externally provided with shell(1), the cutting drum can relative sector cross liquid
Disk rotates, and the runner for connecting water dispensing apparatus and nozzle is equipped in the cutting drum;Cooling spray water draws via the shell
Enter, enters the runner inside cutting drum after sector crosses liquid disk water distribution, then via water dispensing apparatus, eventually flow to corresponding spray
Mouth sprays.
2. a kind of cutting inner sprayer unit of continuous miner according to claim 1, which is characterized in that the sector mistake
Liquid disk(3)With cutting reducer(1)Between be equipped with for feed liquor cross liquid set(2), and sector liquid disk and cutting reducer excessively
Shell(1)It is connected, which, which crosses on liquid disk, is distributed with sluice and fan-shaped water distributing trough;Cooling spray water is introduced from shell, then
Inflow sector is covered by liquid and crosses liquid disk, using water channel and fan-shaped water distributing trough realization fan-shaped water distribution.
3. a kind of cutting inner sprayer unit of continuous miner according to claim 2, which is characterized in that the sector is matched
The central angle of sink is 210 °.
4. a kind of cutting inner sprayer unit of continuous miner according to claim 1 ~ 3 any one, which is characterized in that
The water dispensing apparatus(5)By crossing liquid guide(6)It is connect with cutting drum thread seal.
5. a kind of cutting inner sprayer unit of continuous miner according to claim 4, which is characterized in that the water distribution dress
It sets(5)On be symmetrically distributed with rotation water-stop(5-1)And balancing slit(5-2), the balancing slit is symmetrically distributed in rotation water-stop
Inside, to play the role of liquid-bearing.
6. a kind of cutting inner sprayer unit of continuous miner according to claim 5, which is characterized in that the water distribution dress
It sets(5)It is made by antiwear Cu-base material.
7. a kind of cutting inner sprayer unit of continuous miner according to claim 6, which is characterized in that several streams
Along the cylinder directional spreding of cutting drum, the nozzle is then distributed on outside cutting drum in road;The cutting drum circumferencial direction
Several and one-to-one water-carrying groove of nozzle is distributed with, runner passes through water-carrying groove and corresponding nozzle respectively(10)It is connected.
8. a kind of cutting inner sprayer unit of continuous miner according to claim 6, which is characterized in that several streams
Along the cylinder directional spreding of cutting drum, the nozzle is then distributed on outside cutting drum in road;The cutting drum circumferencial direction
Several and one-to-one water-carrying groove of nozzle is distributed with, several and one-to-one roller water channel of nozzle also is provided with along drum surface
(8), runner then passes sequentially through water-carrying groove, roller water channel and corresponding nozzle(10)It is connected.
9. a kind of cutting inner sprayer unit of continuous miner according to claim 7 or 8, which is characterized in that the spray
Mouth(10)It is externally provided with the nozzle shroud for preventing nozzle from being squeezed and being blocked by cutting coal(9), described nozzle shroud one end is then set
It for opening, sprays so that nozzle can be sprayed from this end, the nozzle shroud other end is arranged around nozzle, and this end of nozzle shroud is half
Spherical structure, can be along cutting drum(7)Drum surface any direction is fixed, to realize nozzle spray direction face cutting drum
Pick(11)Crown.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810768229.8A CN108691543B (en) | 2018-07-13 | 2018-07-13 | Cutting inner spraying device of continuous miner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810768229.8A CN108691543B (en) | 2018-07-13 | 2018-07-13 | Cutting inner spraying device of continuous miner |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108691543A true CN108691543A (en) | 2018-10-23 |
CN108691543B CN108691543B (en) | 2020-07-03 |
Family
ID=63850559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810768229.8A Active CN108691543B (en) | 2018-07-13 | 2018-07-13 | Cutting inner spraying device of continuous miner |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108691543B (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109779629A (en) * | 2019-01-28 | 2019-05-21 | 黄山市徽州安华工程机械有限公司 | Atomizing de-dusting cutterhead |
CN109812266A (en) * | 2019-01-30 | 2019-05-28 | 河北工程大学 | A kind of inner spraying device for coal cutter |
CN109915136A (en) * | 2019-04-10 | 2019-06-21 | 佳木斯智研矿山机械有限公司 | Cutting inner sprayer unit and winning machine cutting part |
CN110173262A (en) * | 2019-06-27 | 2019-08-27 | 天地科技股份有限公司上海分公司 | Cutting units dust suppression structure |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2164680B (en) * | 1984-09-22 | 1987-09-30 | Eickhoff Geb | Improvements relating to drum shearer-loaded machines |
CN201144700Y (en) * | 2007-12-19 | 2008-11-05 | 三一重型装备有限公司 | Inner-water-spraying system for coal mine fully-mechanized face coal cutter |
WO2011014217A1 (en) * | 2009-07-29 | 2011-02-03 | George Albert Parrott | Cutting tool with nozzle for spraying water on a cutter bit |
CN202578696U (en) * | 2012-04-16 | 2012-12-05 | 三一重型装备有限公司 | Rocker arm inner spraying device of coal mining machine and coal mining machine |
CN103147752A (en) * | 2013-03-28 | 2013-06-12 | 山西潞安矿业(集团)有限责任公司 | Water distribution device of cutting motor suspension arm section |
CN203499690U (en) * | 2013-09-26 | 2014-03-26 | 安徽省博达矿山机械有限公司 | Spraying device in coal cutter |
-
2018
- 2018-07-13 CN CN201810768229.8A patent/CN108691543B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2164680B (en) * | 1984-09-22 | 1987-09-30 | Eickhoff Geb | Improvements relating to drum shearer-loaded machines |
CN201144700Y (en) * | 2007-12-19 | 2008-11-05 | 三一重型装备有限公司 | Inner-water-spraying system for coal mine fully-mechanized face coal cutter |
WO2011014217A1 (en) * | 2009-07-29 | 2011-02-03 | George Albert Parrott | Cutting tool with nozzle for spraying water on a cutter bit |
CN202578696U (en) * | 2012-04-16 | 2012-12-05 | 三一重型装备有限公司 | Rocker arm inner spraying device of coal mining machine and coal mining machine |
CN103147752A (en) * | 2013-03-28 | 2013-06-12 | 山西潞安矿业(集团)有限责任公司 | Water distribution device of cutting motor suspension arm section |
CN203499690U (en) * | 2013-09-26 | 2014-03-26 | 安徽省博达矿山机械有限公司 | Spraying device in coal cutter |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109779629A (en) * | 2019-01-28 | 2019-05-21 | 黄山市徽州安华工程机械有限公司 | Atomizing de-dusting cutterhead |
CN109779629B (en) * | 2019-01-28 | 2024-04-16 | 黄山市徽州安华工程机械有限公司 | Spray dust-fall cutting head |
CN109812266A (en) * | 2019-01-30 | 2019-05-28 | 河北工程大学 | A kind of inner spraying device for coal cutter |
CN109812266B (en) * | 2019-01-30 | 2024-06-04 | 河北工程大学 | Spraying device in coal mining machine |
CN109915136A (en) * | 2019-04-10 | 2019-06-21 | 佳木斯智研矿山机械有限公司 | Cutting inner sprayer unit and winning machine cutting part |
CN110173262A (en) * | 2019-06-27 | 2019-08-27 | 天地科技股份有限公司上海分公司 | Cutting units dust suppression structure |
Also Published As
Publication number | Publication date |
---|---|
CN108691543B (en) | 2020-07-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108691543A (en) | A kind of cutting inner sprayer unit of continuous miner | |
CN204984425U (en) | Shield tail seal assembly and shield construct machine | |
CN103628873B (en) | A kind of twin-roll cutting units of coal-winning machine | |
CN201908675U (en) | Rotary atomizing and spraying device | |
CN107127066A (en) | A kind of city trees and shrubs spinning watering device | |
CN202690064U (en) | Center rotating joint of shield machine | |
CN207847682U (en) | One kind rotating adjustable atomizing de-dusting apparatus automatically | |
CN204344996U (en) | T-shaped threeway four valve seat valve | |
CN204152511U (en) | Fully-mechanized digging machine external spraying device | |
CN210919043U (en) | Cutting head for coal mine development machine | |
CN207857167U (en) | A kind of rotary nozzle of coalcutter sprayer | |
CN106285713B (en) | Cutter head for rock tunnel development machine | |
CN109681259A (en) | A kind of device for reducing dust for ore extraction | |
CN205990915U (en) | A kind of stirring bar device with the anti-mud lining function that sprays water with high pressure | |
CN202937263U (en) | Internal spraying device of drum-type coal winning machine | |
CN106194176B (en) | A kind of built-out waterway device for development machine | |
CN214229294U (en) | Rotary spray gun for irrigation equipment | |
CN202224259U (en) | Foam dust suppression spray head | |
CN202370568U (en) | Wind and water mixed jet curtain dust falling device | |
CN210289776U (en) | External waterway device for development machine | |
CN104060004A (en) | Hydraulic self-rotation sprinkling device | |
CN210610254U (en) | Wet spraying machine for waste mining area soil environment improvement engineering | |
CN213144473U (en) | A blade disc water jet equipment for TBM construction | |
CN207013184U (en) | Valve element and the anti-stifled easy cleaning dust prevention sprinkler to match therewith | |
CN103423535B (en) | A kind of center pivot sprinkling machine center pivot sealing device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |