CN206539324U - Aperture rapid fixing and the equipment for mash gas pumping drilling - Google Patents
Aperture rapid fixing and the equipment for mash gas pumping drilling Download PDFInfo
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- CN206539324U CN206539324U CN201621210099.9U CN201621210099U CN206539324U CN 206539324 U CN206539324 U CN 206539324U CN 201621210099 U CN201621210099 U CN 201621210099U CN 206539324 U CN206539324 U CN 206539324U
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Abstract
The utility model provides a kind of aperture rapid fixing, and the rapid fixing is tubular structure, includes wear-resistant guiding cylinder, metal cylinder, expanding layer, wear-resisting casing successively from inside to outside；The expanding layer is connected with high-pressure hydraulic pump；The wear-resisting casing is divided axially into polylith wear plate along it；The polylith wear plate is fixed on the expanding layer periphery by the elastic collar bound round in its excircle, forms the wear-resisting casing.Required according to drilling design, rig adjusts behind azimuth and inclination angle one big drilling of being constructed with big drill bit on coal (rock) wall, rapid fixing is advanced in hole, gate valve is opened to enter in the expansion tube of rapid fixing by water under high pressure (oil), expansion tube expands rapidly and promotes wear-resisting casing to extrude coal (rock) hole wall together, realizes quick fixed.Because when coal seam is soft or drilling rod vibrations occur fixing device and loosened, opening gate valve and continuing pressurization into expansion tube and achieve that to fix again such as in work progress.
Description
Technical field
The utility model belongs to colliery blowout prevention, dust-proof safety devices field, relates in particular to aperture rapid fixing
And the equipment for mash gas pumping drilling.
Background technology
In high methane colliery, dangerous seam with potential be required for drilling extinction and drilling draws out methane；Because gas pressure is big,
Substantial amounts of coal (rock) dust injury worker is produced when drill hole spray casualty accident often occurs and drilling healthy, and when drilling
The high concentration gas of ejection causes gas exceeding limit accident in tunnel, and major hidden danger is brought to whole mine.
Current underground coal mine is drilled the blowout prevention dust trapping device used, is the drilling of a major diameter of first constructing, blowout prevention is filled
The borehole sealing guide cylinder put is fixed with hole sealing agent, and blowout hookup is then installed again to construct, many, time-consuming length of taking a lot of work, and is being beaten
If borehole sealing guide cylinder is because ature of coal is soft or vibrations are dropped or loosened and also need to fix (etc. with hole sealing agent again during brill
Treat that the time is longer).Dust arrester does not have a blowout prevention function, and using after existing dust arrester, can't see drilling whether inverted ventilation,
It can not in time tackle the plug-hole time, cause plug-hole underground drilling accident often occurs.
Utility model content
The purpose of this utility model is long and right in order to solve the orifice sealing guide cylinder sealing stand-by period in the prior art
The small defect of loose and soft surrounding rock adaptability is above-mentioned to solve there is provided aperture rapid fixing and for the equipment of mash gas pumping drilling
Problem.
The utility model is achieved through the following technical solutions above-mentioned technical purpose：
Aperture rapid fixing, the rapid fixing is tubular structure, includes wear-resistant guiding successively from inside to outside
Cylinder, metal cylinder, expanding layer, wear-resisting casing；The expanding layer is connected with high-pressure hydraulic pump；The wear-resisting casing is divided axially into many along it
Block wear plate；The polylith wear plate is fixed on the expanding layer periphery by the elastic collar bound round in its excircle, is formed
The wear-resisting casing.
It is preferred that, the wear-resisting casing excircle offers multiple tracks neck；The elastic collar is fixed in the neck.
It is preferred that, the metal cylinder and the right-hand member of wear-resistant guiding cylinder have the first flange and the second flange respectively；Institute
The excircle for stating the first flange extends to the right the first back-up ring；First back-up ring is formed for spacing institute with first flange
State the first annular step of the second flange；The thickness of second flange is equal with the height of the first annular step.
It is preferred that, the excircle of first flange extends the second back-up ring to the left；Second back-up ring and described first
Expanding layer described in flange the second ring-shaped step of formation has ring-shaped pouring water pond；The water filling disk circumference has water filling port；It is described
Water filling port is connected by water pipe with the high-pressure hydraulic pump；Gate valve is fixed with the water pipe.
It is preferred that, the right side of the ring-shaped pouring water pond has annular fixed disk；The annular fixed disk is spacing described
In second ring step.
It is preferred that, the left surface of the ring-shaped pouring water pond offers multiple water filling ports；The multiple water filling port passes through respectively
Water injection pipe is fixedly connected with an expansion tube；The water filling pipe diameter is less than the diameter of the expansion tube；The expansion tube, water filling
Stopper slot is formed between pipe, ring-shaped pouring water pond.
It is preferred that, the right left end of every piece of wear plate is respectively provided with the in-flanges extended to the center of circle；It is wear-resisting described in polylith
Turned in the right left two ends of backplate and form the annular in-flanges of right-hand member and the annular in-flanges of left end respectively；The annular varus of the right-hand member
Checkpost enters the stopper slot, and the metal cylinder, the center cylindrical cavity of left end from the annular in-flanges of the left end of wear-resistant guiding cylinder are worn
Go out, make to form the toroidal cavity for accommodating the expansion tube between the wear-resisting casing and the metal cylinder；The annular is empty
The radial width of chamber is equal with the external diameter of the expansion tube.
It is preferred that, the expansion tube is equal with the quantity of the wear plate, and the wear plate is sector；Same radial direction
In section, the center of circle of the expansion tube is on the corresponding circle center line connecting in the fan-shaped midpoint of the wear plate.
The utility model also provides a kind of equipment for mash gas pumping drilling, including aperture rapid fixing, aperture
Blowout prevention dust trapping device；The aperture rapid fixing is above-mentioned aperture rapid fixing；The orifice blowout prevention catches dirt dress
Put including blowout prevention dust hood；The dust hood is hollow structure；The right-end openings of the dust hood, are fixed with sealing at opening
Lid；In the cavity of the dust hood, anti-nozzle closure is fixed with；The dust hood upper side wall and in the anti-nozzle closure
Left side offers dust outlet；The dust outlet is connected by sweep-up pipe with deduster；On the sweep-up pipe, it is further fixed on
Air-introduced machine；The dust hood inner chamber and in the dust outlet left side, be further fixed on hole blockage alarm mechanism；The sealing
The drilling rod hole that lid, anti-nozzle closure, the equal level of hole blockage alarm device are passed through to coaxially offering for drilling rod；The left end of the dust hood
Face is opening, and the chuck for being connected with aperture fixing device is fixed with the left side opening；In the dust hood
Lower wall offers slag-drip opening；Anti- air curtain is fixed with the slag-drip opening；First flange, the second flange, annular are fixed
The cyclic structure of disk one entirety of formation is caught in the chuck.
It is preferred that, the hole blockage alarm mechanism includes the wobble plate that a upper surface is hinged with the dust hood inwall；Seal
It is fixed in the drilling rod hole opened up in the wobble plate；Alarm is fixed with the outer wall of the dust hood；The wobble plate is led to
Cross connecting rod to be connected with the alarm switch, under inverted ventilation effect, the wobble plate is tilted to the right in the dust hood, the company
Bar drives the alarm switch to close；Under the effect of no inverted ventilation, the wobble plate is naturally drooped, and the connecting rod drives the report
Alert device switch is opened.
The utility model compared with prior art, has the advantages that：
The aperture rapid fixing that the utility model is provided, simple in construction and stable safety, manufacturing cost is low, operation letter
Single, fixed speed is fast, can be supported the use with the rig of various models.It is anti-during suitable for coal, the various drilling constructions in rock gangway road
Spray, dedusting.In specific works, required according to drilling design, rig is adjusted behind azimuth and inclination angle with big drill bit at coal (rock)
Construct one and drill greatly on wall, rapid fixing is advanced in hole, opening gate valve enters quick solid by water under high pressure (oil)
Determine in the expansion tube of device, expansion tube expands rapidly and promotes wear-resisting casing to extrude coal (rock) hole wall together, realize quick fixed.
Because when coal seam is soft or drilling rod vibrations occur fixing device loosening, opening gate valve and continuing to add into expansion tube such as in work progress
Pressure is achieved that quickly fixes again.
Hole blockage alarm mechanism can find that, without inverted ventilation and alarm in hole, accuracy of detection is high, and being provided for operating personnel can in time
The information leaned on is to ensure to tackle plug-hole problem in time.Diminish or not inverted ventilation in the event of drilling inverted ventilation, when having burying dangerous, wobble plate
And the linkage of connecting rod can drive alarm to send steam whistle acoustic alarm, driver is reminded to take measures to prevent the hair of underground drilling accident
It is raw.
Brief description of the drawings
Fig. 1 is a kind of overall structure diagram of equipment for mash gas pumping drilling of the utility model；
Fig. 2 is the utility model aperture rapid fixing axial section structural representation；
Fig. 3 is Fig. 2 assembling structure schematic diagram；
The thin portion enlarged drawing that Fig. 4 is A in Fig. 2；
The thin portion enlarged drawing that Fig. 5 is B in Fig. 3；
The thin portion enlarged drawing that Fig. 6 is C in Fig. 3；
The thin portion enlarged drawing that Fig. 7 is D in Fig. 3；
Fig. 8 is the vertical plane cross-sectional view of the utility model orifice blowout prevention dust arrester；
Fig. 9 is A portions thin portion mplifying structure schematic diagram in Fig. 8；
Figure 10 is B portions thin portion mplifying structure schematic diagram in Fig. 8；
Figure 11 is the integrated model schematic diagram of a kind of dedusting of the utility model and gas separator.
Embodiment
Term positions such as " front, back, left, right, up, down " mentioned in the utility model text information, it is attached with specification
Fig. 1 is reference.To make to have a better understanding and awareness to architectural feature of the present utility model and the effect reached, it is used to
Preferred embodiment and accompanying drawing coordinate detailed description, are described as follows：
As shown in figure 1, the utility model provides a kind of equipment for mash gas pumping drilling, including dress is quickly fixed in aperture
Put 1, orifice blowout prevention dust trapping device 2, dedusting and gas separator 3.
As shown in Figure 2 and Figure 3, aperture rapid fixing 1, is tubular structure.Include wear-resistant guiding cylinder successively from inside to outside
11st, metal cylinder 12, expanding layer 13, wear-resisting casing 14.The wear-resistant guiding cylinder 11 and wear-resisting casing 14 that the utility model is provided are adopted
It is made with polyurethane material, but not limited to this.
The utility model provide aperture rapid fixing concrete structure be：
The right-hand member of metal cylinder 12 and wear-resistant guiding cylinder 11 as shown in Fig. 2, Fig. 4, Fig. 5 has the first flange 121 and the respectively
Two flange 111；The excircle of first flange 121 extends to the right the first back-up ring 122；First back-up ring 122 and the first flange 121
Form the first annular step 123 for spacing second flange 111；The thickness of second flange 111 and first annular step 123
Height it is equal, make overall structure more reasonable.
The excircle of first flange 121 extends the second back-up ring 124 to the left；Second back-up ring 124 is formed with the first flange 121
Second ring-shaped step 125.
As shown in fig. 6, expanding layer 13 has ring-shaped pouring water pond 131；The right side of ring-shaped pouring water pond 131 is welded with annular fixation
Disk 132；Annular fixed disk 132 is spacing in the second ring-shaped step 125.
Wherein, annular fixed disk 132 is bolted with the first flange 121；First flange 121 and the second flange 111
It is bolted.
The circumference of ring-shaped pouring water pond 131 has water filling (oil) mouth；Water filling (oil) mouth is connected by water pipe 133 and high-pressure hydraulic pump
Connect；Gate valve 134 is fixed with water pipe 133.
The left surface of ring-shaped pouring water pond 131 offers multiple water filling ports；Multiple water filling ports pass through water injection pipe 135 and one respectively
Expansion tube 136 is fixedly connected；The diameter of water injection pipe 135 is less than the diameter of expansion tube 136, and water injection pipe 135 is fixed on expansion tube 136
The centre position of right-hand member, so that forming stopper slot 137 between expansion tube 136, water injection pipe 135, ring-shaped pouring water pond 131.
As shown in fig. 7, wear-resisting casing 14 is divided axially into polylith wear plate 141 along it.Polylith wear plate 141 is by outside it
The elastic collar 142 of circumference is fixed on the periphery of expanding layer 13, forms wear-resisting casing 14.Elastic collar 142 can be rubber ring, bullet
Property steel ring etc..For spacing elastic collar 142, the utility model offers multiple tracks neck 143, bullet in the wear-resisting excircle of casing 14
Property collar 142 is fixed in neck 143.Expansion tube 136 is equal with the quantity of wear plate 141.Wear plate 141 is sector；
In same radial section, the center of circle of expansion tube 136 is on the corresponding circle center line connecting in the fan-shaped midpoint of wear plate 141,
When expansion tube 136 expands, uniformly polylith wear plate 141 outwards can be pushed.
The left and right end of every piece of wear plate 141 is respectively provided with the in-flanges extended to the center of circle；The left and right of polylith wear plate 141
Turned in end and form the annular in-flanges 144 of right-hand member and the annular in-flanges 145 of left end respectively；Right-hand member annular in-flanges 144 is caught in
In stopper slot 137.Metal cylinder 12, the center cylindrical cavity of left end from the annular in-flanges 145 of left end of wear-resistant guiding cylinder 11 are passed, and are made resistance to
The toroidal cavity for accommodating expansion tube 136 is formed between mill casing 14 and metal cylinder 12；The radial width of toroidal cavity with it is swollen
The external diameter of tube expansion 136 is equal, expansion tube 136 is directly contacted with wear plate 141, is easy to expansion tube 136 direct in expansion
Wear plate 141 is outwards pushed.
Wherein, the first flange 121, the second flange 111, the cyclic structure of one entirety of formation of annular fixed disk 132, the ring
Shape structure is used to fix with orifice blowout prevention dust trapping device 2.
As shown in figure 8, orifice blowout prevention dust trapping device, including blowout prevention dust hood 21；Dust hood 21 is hollow structure, and its axle
Line is divided into the hollow structure that two parts are combined, and is easy to engage with aperture rapid fixing.The right-end openings of dust hood 21,
Closure 211 is fixed with opening.In the cavity of dust hood 21, anti-nozzle closure 212 is fixed with；In the upside of dust hood 21
Wall and offer dust outlet 213 in the left side of anti-nozzle closure 212.
As shown in Figure 8, Figure 9, intracavitary and the left side in dust outlet 213 in dust hood 21, are further fixed on plug-hole report
Alert mechanism 217.Hole blockage alarm mechanism 217 includes the wobble plate 2171 that a upper surface is hinged with the inwall of dust hood 21, wobble plate 2171
Centre position offers the drilling rod hole passed through for drilling rod, and the diameter in drilling rod hole is more than drill pipe diameter, in order to wobble plate 2171 or so
Swing.Alarm 2172 is fixed with the outer wall of dust hood 21, tie rod holes 2173 are offered in the relevant position of dust hood 21, even
Rod aperture 2173 is directly more than connecting rod diameter, so that the freely inclination of up and down and certain angle in hole of connecting rod 2174.Even
The bottom of bar 2174 is hinged with the centre position of wobble plate 2171, high-end to be hinged with the switch of alarm 2172, under inverted ventilation effect, wobble plate
2171 are tilted to the right in dust hood 21, and connecting rod 2174 drives the switch of alarm 2172 to close；Under the effect of no inverted ventilation, wobble plate
2171 naturally droop, and connecting rod 2174 drives the switch of alarm 2172 to open.
The position of wobble plate 2171 is in any position between chuck 218 and anti-nozzle closure 212, typically in wobble plate 2171
Stay enough spaces that it swings in both sides.Wobble plate 2171 is in addition to top and dust hood 21 are hinged, and remaining position is and dust hood
21 do not contact, and are easy to its freely activity.
As shown in Figure 10, wobble plate 2171, closure 211, the equal level of anti-nozzle closure 212 are passed through to coaxial offer for drilling rod
Drilling rod hole, drilling rod bore dia be more than drill pipe diameter.Seal is respectively and fixedly provided with closure 211, the drilling rod hole of anti-nozzle closure 212
216, seal 216 can be filled in the drilling rod hole of wobble plate 2171, can not also be filled, depending on work requirements.The utility model is provided
Seal 216 include retainer ring 2161 and be fixed on the annular brush 2162 of the inner ring of retainer ring 2161.Retainer ring 2161
Outer shroud is provided with card key 21611, is provided with and card key in the drilling rod hole inner ring of wobble plate 2171, closure 211, anti-nozzle closure 212
21611 necks 2161 coordinated；Seal 216 is keyed in neck 2121 by card key 21611 and is fixed on anti-nozzle closure 212.Bore
Bar is passed through in the middle of annular brush 2162.For the ease of assembling, wobble plate 2171, closure 211, anti-nozzle closure 212 and fixation
Ring 2161 can be fixed by two semi-ring assembling structures and constituted.When needing to install seal, by wobble plate 2171, closure 211, prevent
Nozzle closure 212 splits into two halves, and retainer ring 2161 is caught in corresponding neck 2161, then semifixed by two.
The left side of dust hood 21 is opening, and the card for being connected with aperture fixing device is fixed with the opening of left side
Disk 218.Because dust hood 21 combines for two halves, i.e., chuck 218 can be divided into two semi-rings.It is quickly solid with aperture when needing
When determining the fixation of device 1, two parts of chuck 218 are blocked to the overall cyclic structure of the right-hand member of aperture rapid fixing 1, then will catch
Two parts of dust hood 21 are fixed tight.
Offer slag-drip opening 219 in the lower wall of dust hood 21, slag-drip opening 219 be from the left and right ends of dust hood 21 downwards by
The horn-like slag-drip opening 219 in tapered footpath；Anti- air curtain 220 is fixed with slag-drip opening 219, anti-air curtain 220 is generally the row of being fixed on
Cloth bag at cinder notch 219.The anti-air curtain 220 of cloth bag structure, you can to ensure air-introduced machine 215 during dust suction, anti-air curtain
220 closures, it is negative pressure state to make dust hood 21, makes pick-up performance more preferable.Thick slag is under gravity from the outlet of anti-air curtain 220
Spill.
As shown in figure 11, a kind of dedusting and gas separator, including deduster 31 and gas separator 32；Dust passes through
After the dedusting of deduster 31, remaining mixed gas is by the separation of gas separator 32 and categorised collection or discharge.
Deduster 31 includes slag dirt separation chamber 311, Qi Chen separation chambers 312, spray chamber successively according to dust by path
313.The top of slag dirt separation chamber 311 has the first import 3111, first outlet 3112；The top of Qi Chen separation chambers 312 has
Second import 3121, second outlet 3122；The top of spray chamber 313 has triple feed inlet 3131.First import 3111 is by inhaling
Dirt pipe 214 is connected with the dust outlet 213 of orifice blowout prevention dust trapping device 2, on sweep-up pipe 214, is further fixed on air-introduced machine 215,
For dust to be sucked in deduster 31.The import 3121 of first outlet 3112 and second passes through pipeline communication；Second outlet 3122
Pass through pipeline communication with triple feed inlet 3131.
Slag dirt separation chamber 311, Qi Chen separation chambers 312, height of the cavity heights more than dividing plate 33 of spray chamber 313；In slag
Roof in dirt separation chamber 311 is fixed with one piece of dividing plate 33；Dividing plate 33 is between the first import 3111 and first outlet 3112；
Between the second import 3121 of Qi Chen separation chambers 312 and second outlet 3122, three pieces of dividing plates 33 are fixed with, with " upper two is next "
Structure dislocation be fixed on the roof and bottom wall of Qi Chen separation chambers 312；Triple feed inlet 3131 and mixing in spray chamber 313
Between gas vent, 14 pieces of dividing plates 33 are fixed with, and Qi Chen separation chambers 312 are fixed on according to the structure dislocation of " upper two is next "
On roof and bottom wall.
It should be noted that mentioned in above-mentioned " upper two is next ", " upper two is next " " on " looking like is：Dividing plate 33
The roof of upper end and slag dirt separation chamber 311, Qi Chen separation chambers 312, spray chamber 313 is fixed, " under " the meaning for dividing plate 33 bottom
The bottom wall with slag dirt separation chamber 311, Qi Chen separation chambers 312, spray chamber 313 is held to fix.Because the height of dividing plate 33 is less than slag dirt point
From room 311, Qi Chen separation chambers 312, spray chamber 313 cavity heights, so, dividing plate 33 either fix by upper end, or bottom
End is fixed, and its other end can all form air duct because of the difference in height of the two, i.e., same indoor two neighboring sub- chamber is
Connection.
Slag dirt separation chamber 311, Qi Chen separation chambers 312, spray chamber 313 are separated into many sub- chambers by dividing plate 33, are taken with extending
Path of the gas with dust in slag dirt separation chamber 311, Qi Chen separation chambers 312, spray chamber 313, in order to which dust has enough
Time precipitation.
In Qi Chen separation chambers 312, the sub- lumenal levels where second outlet 3122 fix the resistance dirt that twice are parallel to each other
Net 3123, further to obstruct the dust remained in gas, reduces the slime content in spray chamber 313.
Thick slag storage part 311a and fine slag storage are respectively arranged with the bottom of slag dirt separation chamber 311, Qi Chen separation chambers 312
Portion 312a.Thick slag storage part 311a and fine slag storage part 312a is cloth bag.
The roof of spray chamber 313 is additionally provided with sprayer unit；Sprayer unit includes being horizontally fixed on the top of spray chamber 313
Water pipe 3132, is provided with the nozzle 3133 equal with sub- chamber quantity in spray chamber 313 on water pipe 3132；Multiple nozzles
3133 are separately positioned on the top of corresponding sub- chamber.By spraying, the residual dust in gas is condensed and spray chamber 313 is dropped down onto
Bottom, coal slime is formed from the outflow of delivery port 3135 of bottom.Mixed gas after spraying is entered from mixed gas outlet 3134
Enter gas separator 32.
Gas separator 32 includes gas separation bin 321；Air outlet slit is offered in the lower of gas separation bin 321
3211st, eminence offers gas export 3212.
Gas pumping pipe 322 is fixed with gas export 3212；Gas pumping device includes being fixed on gas separation bin 321
The interior gas density detector 323 at gas export 3212, and the magnetic valve 324 being fixed on drainage tube 322；Gas
Concentrations detectors 323 communicate with magnetic valve 324.
The side wall of spray chamber 313 is further opened with mixed gas outlet 3134, and the bottom of gas separation bin 321 offers mixing
Gas feed 3213；Mixed gas outlet 3134 is connected with mixed gas import 3213.Mixed gas import 3213 goes out with air
Mouth 3211 is opened on the relative side wall of gas separation bin 321, and centre is separated by dividing plate 33, to extend the flowing of mixed gas
Path, makes gas have time enough to separate with air.Because gas is lighter, air is heavier, and the mixed gas of working as is from mixing
After gas feed 3213 is come in, under the stop of dividing plate 33, the top of gas separation bin 321 is risen to, heavier air sinks
Discharged from air outlet slit 3211, lighter gas is then gathered in the top of gas separation bin 321, and mixed gas is in gas separation bin
321 top completes separation.When gas density reach a certain height, concentrations detectors 323 then send letter to magnetic valve 324
Number, magnetic valve 324 is opened, and starts mash gas extraction, dense when the gas density in gas separation bin 321 is reduced to a certain extent
Degree detector 323 then sends shutdown signal to magnetic valve 324, so circulation.
Water tank 323 is additionally provided with the bottom of gas separation bin 321, mixed gas enters gas from spray chamber 313 and separated
Behind storehouse 321, water tank 323 is entered after condensation vapor.For the ease of cleaning water tank 323, water tank 323 is further opened with water tank 323
Clear up window 3231.The side of water tank 323 is provided with water inlet pipe 3232, and opposite side is provided with water pump 3233, by water tank 323
Interior water inlet, thus realize by water tank 323 coal slime dilution, then with pump by be dilution after black water play away processing.Without people
Work processing, it is time saving and energy saving.
General principle of the present utility model, principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply principle of the present utility model, the utility model also has respectively on the premise of the utility model spirit and scope are not departed from
Changes and improvements are planted, these changes and improvements are both fallen within the range of claimed the utility model.The utility model requirement
Protection domain defined by appended claims and its equivalent.
Claims (10)
1. aperture rapid fixing, it is characterised in that：The rapid fixing is tubular structure, is included successively from inside to outside
Wear-resistant guiding cylinder, metal cylinder, expanding layer, wear-resisting casing；The expanding layer is connected with high-pressure hydraulic pump；The wear-resisting casing is along its axle
To being divided into polylith wear plate；The polylith wear plate is fixed on outside the expanding layer by the elastic collar bound round in its excircle
Enclose, form the wear-resisting casing.
2. aperture rapid fixing according to claim 1, it is characterised in that：The wear-resisting casing excircle is offered
Multiple tracks neck；The elastic collar is fixed in the neck.
3. aperture rapid fixing according to claim 1, it is characterised in that：The metal cylinder and the wear-resistant guiding
The right-hand member of cylinder has the first flange and the second flange respectively；The excircle of first flange extends to the right the first back-up ring；Institute
State the first back-up ring and first flange and form first annular step for spacing second flange；Second flange
Thickness is equal with the height of the first annular step.
4. aperture rapid fixing according to claim 3, it is characterised in that：The excircle of first flange prolongs to the left
Stretch out the second back-up ring；Second back-up ring has annular water filling with expanding layer described in first flange the second ring-shaped step of formation
Disk；The water filling disk circumference has water filling port；The water filling port is connected by water pipe with the high-pressure hydraulic pump；In the water pipe
On be fixed with gate valve.
5. aperture rapid fixing according to claim 4, it is characterised in that：The right side of the ring-shaped pouring water pond has
Annular fixed disk；The annular fixed disk is spacing in second ring-shaped step.
6. aperture rapid fixing according to claim 5, it is characterised in that：The left surface of the ring-shaped pouring water pond is opened
Provided with multiple water filling ports；The multiple water filling port is fixedly connected by water injection pipe with an expansion tube respectively；The water filling pipe diameter
Less than the diameter of the expansion tube；Stopper slot is formed between the expansion tube, water injection pipe, ring-shaped pouring water pond.
7. aperture rapid fixing according to claim 6, it is characterised in that：The right left end of every piece of wear plate
It is respectively provided with the in-flanges extended to the center of circle；Turn over and formed respectively in right-hand member annular in the right left two ends of wear plate described in polylith
Flange and the annular in-flanges of left end；The annular in-flanges of the right-hand member is caught in the stopper slot, the metal cylinder, wear-resistant guiding cylinder
The center cylindrical cavity of left end from the annular in-flanges of the left end is passed, and making to be formed between the wear-resisting casing and the metal cylinder is used for
Accommodate the toroidal cavity of the expansion tube；The radial width of the toroidal cavity is equal with the external diameter of the expansion tube.
8. aperture rapid fixing according to claim 6, it is characterised in that：The expansion tube and the wear plate
Quantity it is equal, the wear plate for sector；In same radial section, the center of circle of the expansion tube is in the wear plate
The corresponding circle center line connecting in fan-shaped midpoint on.
9. a kind of equipment for mash gas pumping drilling, it is characterised in that：Dirt is caught including aperture rapid fixing, orifice blowout prevention
Device；The aperture rapid fixing is any described aperture rapid fixing of claim 5 to 8；Prevent in the aperture
Spraying dust trapping device includes blowout prevention dust hood；The dust hood is hollow structure；The right-end openings of the dust hood, consolidate at opening
Surely there is closure；In the cavity of the dust hood, anti-nozzle closure is fixed with；The dust hood upper side wall and in described
Dust outlet is offered on the left of anti-nozzle closure；The dust outlet is connected by sweep-up pipe with deduster；On the sweep-up pipe,
It is further fixed on air-introduced machine；The dust hood inner chamber and in the dust outlet left side, be further fixed on hole blockage alarm mechanism；
The drilling rod hole that the closure, anti-nozzle closure, the equal level of hole blockage alarm device are passed through to coaxially offering for drilling rod；It is described to catch dirt
The left side of cover is opening, and the chuck for being connected with aperture fixing device is fixed with the left side opening；Described
The lower wall of dust hood offers slag-drip opening；Anti- air curtain is fixed with the slag-drip opening；First flange, the second flange,
The cyclic structure of annular fixed disk one entirety of formation is caught in the chuck.
10. a kind of equipment for mash gas pumping drilling according to claim 9, it is characterised in that：The hole blockage alarm
Mechanism includes the wobble plate that a upper surface is hinged with the dust hood inwall；Seal is fixed on the brill opened up in the wobble plate
In rod aperture；Alarm is fixed with the outer wall of the dust hood；The wobble plate is connected by connecting rod with the alarm switch,
Under inverted ventilation effect, the wobble plate is tilted to the right in the dust hood, and the connecting rod drives the alarm switch to close；Do not having
Have under inverted ventilation effect, the wobble plate is naturally drooped, the connecting rod drives the alarm switch to open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621210099.9U CN206539324U (en) | 2016-11-10 | 2016-11-10 | Aperture rapid fixing and the equipment for mash gas pumping drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621210099.9U CN206539324U (en) | 2016-11-10 | 2016-11-10 | Aperture rapid fixing and the equipment for mash gas pumping drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206539324U true CN206539324U (en) | 2017-10-03 |
Family
ID=59938037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621210099.9U Expired - Fee Related CN206539324U (en) | 2016-11-10 | 2016-11-10 | Aperture rapid fixing and the equipment for mash gas pumping drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206539324U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899026A (en) * | 2019-04-08 | 2019-06-18 | 贵州盘江精煤股份有限公司 | A kind of gas drilling level pressure slip casting attachment device |
| CN110821430A (en) * | 2019-11-25 | 2020-02-21 | 中铁十九局集团矿业投资有限公司 | Fixing device for drilling camera hole opening and mounting method |
-
2016
- 2016-11-10 CN CN201621210099.9U patent/CN206539324U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899026A (en) * | 2019-04-08 | 2019-06-18 | 贵州盘江精煤股份有限公司 | A kind of gas drilling level pressure slip casting attachment device |
| CN109899026B (en) * | 2019-04-08 | 2024-01-23 | 贵州盘江精煤股份有限公司 | Constant-pressure grouting connecting device for gas drilling |
| CN110821430A (en) * | 2019-11-25 | 2020-02-21 | 中铁十九局集团矿业投资有限公司 | Fixing device for drilling camera hole opening and mounting method |
| CN110821430B (en) * | 2019-11-25 | 2022-07-29 | 中铁十九局集团矿业投资有限公司 | Fixing device for drilling camera hole opening and mounting method |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171003 Termination date: 20181110 |