CN107882579A - A kind of moulding antirust cement grout atomizing lance - Google Patents
A kind of moulding antirust cement grout atomizing lance Download PDFInfo
- Publication number
- CN107882579A CN107882579A CN201711169841.5A CN201711169841A CN107882579A CN 107882579 A CN107882579 A CN 107882579A CN 201711169841 A CN201711169841 A CN 201711169841A CN 107882579 A CN107882579 A CN 107882579A
- Authority
- CN
- China
- Prior art keywords
- chamber
- air deflector
- mixed flow
- gun housing
- flow plug
- 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.)
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- 239000004568 cement Substances 0.000 title claims abstract description 32
- 239000011440 grout Substances 0.000 title claims abstract description 29
- 238000000465 moulding Methods 0.000 title claims abstract description 21
- 230000037361 pathway Effects 0.000 claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000002002 slurry Substances 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 230000003670 easy-to-clean Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 6
- 239000003595 mist Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241001149930 Protura <class> Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Nozzles (AREA)
Abstract
The present invention discloses a kind of moulding antirust cement grout atomizing lance, including gun housing, atomizing piece, mixed flow plug and air deflector, and the gun housing is straight cylindrical structure made of metal, its open at both ends.Atomizing piece, mixed flow plug and air deflector are successively set on the inner side of gun housing, and atomizing piece is located at one end of gun housing, and its center is provided with the spray orifice of bell mouth shape.It is first chamber between mixed flow plug and atomizing piece, is second chamber between mixed flow plug and air deflector, first chamber is connected with second chamber, and second chamber is communicated by the feed pathway in air deflector with outside.Air deflector, which is located on the outer wall of gun housing inboard portion, is provided with annular groove, and annular groove cooperatively forms cushion chamber with gun housing, and cushion chamber communicates with second chamber.The present invention is reasonable in design, versatile, and manufacture and maintenance cost are low, and dismounting is simple, is easy to clean and safeguards, atomizing effect is good, reduces slurries and wastes, reduces accessory maintenance cost, have higher economic benefit.
Description
Technical field
The present invention relates to cement spraying equipment technical field, and in particular to a kind of moulding antirust cement grout atomizing lance.
Background technology
, it is necessary to carry out the spray of moulding antirust cement grout to supporting facility in coal mine underground tunneling roadway work progress
Apply, to solve the problems, such as in its moist environment in tunnel with easily getting rusty.At present, the antirust treatment of supporting facility is adopted more
The mode for manually brushing antirust cement grout is carried out, and has that labor intensity is big, and efficiency is low, the high technical problem of cost, is had few
Number Coal Exploitation spray gun sprays antirust treatment of the mode to supporting facility of antirust cement grout.Use common lance ejection antirust
During cement grout, had that viscosity is high, atomization resistance is big by the mobility of cement grout, the spray orifice anti-clogging of shower nozzle is poor, warp
The phenomenon of stifled rifle often occurs.If from the big spray gun of injection diameter, easily cause the mist formation hydraulic performance decline of cement grout, mist
Drop is thick, causes spray orifice to export the problem of trickling cement grout, has a strong impact on the operating efficiency of spray gun, can also cause antirust cement mortar
The waste of liquid.Therefore, it is necessary to which a kind of anti-clogging is strong, atomizing effect is good, spray amount is big, efficiency high is used for moulding antirust cement
The atomizing lance of slurries
The content of the invention
For above-mentioned the deficiencies in the prior art, present invention aims at provide a kind of moulding antirust cement grout atomization spray
Rifle, the flow of compressed air pressure and liquid can be coordinated, produce preferable atomizing effect, solve asking for spray gun frequent jams
Topic.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：
A kind of moulding antirust cement grout atomizing lance, including gun housing, atomizing piece, mixed flow plug and air deflector, the gun housing
For straight cylindrical structure made of metal, its open at both ends.The atomizing piece, mixed flow plug and air deflector are successively set on gun housing
Inner side, atomizing piece is located at one end of gun housing, and its center is provided with the spray orifice of bell mouth shape.The mixed flow plug and atomizing piece it
Between be first chamber, be second chamber between mixed flow plug and air deflector, first chamber passes through multiple liquid outlet channels in mixed flow plug
It is connected with second chamber, second chamber is communicated by the feed pathway in air deflector with outside.Air deflector is located on the inside of gun housing
Annular groove is provided with partial outer wall, annular groove cooperatively forms cushion chamber with gun housing.Cushion chamber by air deflector it is multiple enter
Gas passage communicates with second chamber.
Preferably, the gun housing has inside flange close to the end of atomizing piece one end, and the edge of atomizing piece is attached to
The inner side of flange, realize its positioning in gun housing.
Preferably, first sleeve is provided between the mixed flow plug and atomizing piece, is provided between mixed flow plug and air deflector
Second sleeve pipe, first sleeve and the second sleeve pipe fix mixed flow plug.
Preferably, the mixed flow plug is conical structure, and its circular conical surface is located at close to atomizing piece, and mixed flow plug is close to air deflector
One end is provided with the boss with feed pathway face.Mixed flow plug is internally provided with multiple liquid outlet channels, and multiple liquid outlet channels are in
Annular is evenly arranged in the outside of boss, the axis parallel of the axis of each liquid outlet channel with mixed flow plug.
Preferably, feed tube is connected with the outside of the air deflector, feed tube is communicated by feed pathway with second chamber.
Preferably, air inlet pipe is connected with gun housing outer wall corresponding with annular groove, air inlet pipe communicates with cushion chamber.Institute
State cushion chamber to communicate with second chamber by the multiple inlet channels being arranged on air deflector, the multiple inlet channel is in a ring
It is evenly arranged in the outside of feed pathway, the axis of each inlet channel and the diameter parallel of feed pathway.
Preferably, the air deflector is detachably connected with the end of gun housing, and the end face that gun housing is engaged with air deflector is provided with
First sealing ring, air deflector are provided with the second sealing ring on the outer wall between annular groove and second chamber.
Preferably, multiple inlet channels close to second chamber the port of export, with multiple liquid outlet channels close to second chamber
Entrance point is arranged in a manner of dislocation.
Preferably, the inside of feed pathway, it is provided with electromagnetism check valve.
By using above-mentioned technical proposal, the method have the benefit that：Mist for moulding antirust cement grout
It is reasonable in design to change spray gun structure, versatile, manufacture and maintenance cost are low, and dismounting is simple, is easy to clean and safeguards, effectively solve
The atomizing spraying problem of the moulding antirust cement grout in underground, the atomizing lance can by changing the atomizing piece of different pore size,
The atomizing spraying of a variety of concentration cement grouts is adapted to, atomizing effect is good, reduces slurries and wastes, reduces because shower nozzle frequent jams are made
Into accessory maintenance cost, there is higher economic benefit.
Brief description of the drawings
Fig. 1 is a kind of structural representation of moulding antirust cement grout atomizing lance of the present invention.
Fig. 2 is certain a part of right side structural representation of the invention in Fig. 1, thus it is shown that mixed flow plug.
Fig. 3 is the structural representation of another part of the present invention in Fig. 1, thus it is shown that air deflector.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings：
With reference to Fig. 1 to Fig. 3, a kind of moulding antirust cement grout atomizing lance, including gun housing 1, atomizing piece 2, mixed flow plug 3 and
Air deflector 4, the gun housing 1 are straight cylindrical structure made of metal, the open at both ends of gun housing 1.The atomizing piece 2, mixed flow
Plug 3 and air deflector 4 are successively set on the inner side of gun housing 1, and atomizing piece 2 is located at one end of gun housing 1, and air deflector 4 is located at the another of gun housing 1
One end.The gun housing 1 has inside flange close to the end of the one end of atomizing piece 3, and the side of the marginal portion of atomizing piece 2 is fixed on
The inner side of flange, flange have the function that spacing to atomizing piece 2, realize its positioning in gun housing 1, the atomizing piece 2 is metal
Manufactured wafer architecture, its center are provided with the spray orifice 21 of bell mouth shape, and the flared end of the spray orifice 21 is towards outside, spray orifice
A diameter of 2mm~2.5mm at 21 closing in end, a diameter of 3mm~4.5mm of its flared end.
First sleeve 5 is provided between the mixed flow plug 3 and atomizing piece 2, is provided between mixed flow plug 3 and air deflector 4
Two sleeve pipes 6, the sleeve pipe 6 of the first sleeve 5 and second is fixedly sleeved in the inside of gun housing 1, first sleeve 5 determine atomizing piece 2 with
The distance between mixed flow plug 3, the second sleeve pipe 6 determine the distance between mixed flow plug 3 and air deflector 4.The mixed flow plug 3 and atomizing piece
It is first chamber 7 between 2, is second chamber 8 between mixed flow plug 3 and air deflector 4, first chamber 7 is connected with second chamber 8,
Second chamber 8 is communicated by the feed pathway 41 in air deflector 4 with outside.
The mixed flow plug 3 is conical structure, and its circular conical surface is located at close to the side of atomizing piece, and the conehead of mixed flow plug 3 is just
To the spray orifice 21 of atomizing piece 2, mixed flow plug 3 is plane close to the end face of the one end of air deflector 4, the center of the end face be provided with
The boss 31 of the face of feed pathway 41, the boss 31 are cylindrical structure, and its one end is fixedly linked integrally with mixed flow plug 3, institute
The axis for stating boss 31 overlaps with the axis of mixed flow plug 3.Mixed flow plug 3 is internally provided with four liquid outlet channels 32, and four go out liquid
Logical 32 are evenly arranged in the outsides of boss 31 in a ring, the axis parallel of the axis of each liquid outlet channel 32 with mixed flow plug 3,
First chamber 7 is connected with second chamber 8 by liquid outlet channel 32.
Air deflector 3, which is located on the outer wall of the inboard portion of gun housing 1, is provided with annular groove, and annular groove and the inwall of gun housing 1 coordinate shape
Into cushion chamber 42, cushion chamber 42 communicates with second chamber 8.The air deflector 4 leads to end of the gun housing 1 away from the one end of atomizing piece 2
Cross screw thread to be detachably connected, the end face of gun housing 1 is provided with the first sealing ring 11 with the position that air deflector 4 is engaged, and air deflector 4 is located at
The second sealing ring 12 is provided between annular groove and second chamber 8 on the outer wall of part.The air deflector 3 is away from atomizing piece 2 one
The end at end is connected with feed tube 9, and one end of feed tube 9 is connected with feed pathway 41, and passes through feed pathway 41 and second
Chamber 8 is connected, and cement grout enters second chamber 8 by feed tube 9.An electromagnetism check valve is provided with feed pathway 41
44, electromagnetism check valve 44 controls cement grout to flow to second chamber 8.
Air inlet pipe 10, one end that air inlet pipe 10 is connected with gun housing 1 are connected with the gun housing 1 outer wall corresponding with annular groove
Communicated with cushion chamber 42, gases at high pressure enter cushion chamber 42 by air inlet pipe 10.Air deflector 4 is located at annular groove and second chamber 8
Between part be internally provided with four inlet channels 43, four inlet channels 43 on the air deflector 4 with mixed flow plug 3
Four dislocation arrangements of liquid outlet channel 32.The cushion chamber 42 passes through four inlet channels 43 on air deflector 4 and the phase of second chamber 8
Logical, four inlet channels 43 are evenly arranged in the outside of feed pathway 41 in a ring, the axis of each inlet channel 43 with
The diameter parallel of feed pathway 41.
Gases at high pressure are entered in cushion chamber 42 by air inlet pipe 10, and cushion chamber 42 can play to entering its internal gas
The effect of voltage stabilizing, it is ensured that the pressure for entering the gas of each inlet channel 43 is roughly equal.Gas inlet passage 43 enters the
Two chambers 8, the cement grout with entering second chamber 8 by feed pathway 41 are sufficiently mixed, then by four on mixed flow plug 3
Liquid outlet channel 32 enters first chamber 7, is finally sprayed by the spray orifice 11 of the center of atomizing piece 2.
Certainly, described above is not limitation of the present invention, and the present invention is also not limited to the example above, this technology neck
The variations, modifications, additions or substitutions that the technical staff in domain is made in the essential scope of the present invention, it should also belong to the present invention's
Protection domain.
Claims (9)
1. a kind of moulding antirust cement grout atomizing lance, including gun housing, atomizing piece, mixed flow plug and air deflector, it is characterised in that
The gun housing is straight cylindrical structure made of metal, its open at both ends；The atomizing piece, mixed flow plug and air deflector are set successively
Put and be located at one end of gun housing in the inner side of gun housing, atomizing piece, its center is provided with the spray orifice of bell mouth shape；The mixed flow plug with
It is first chamber between atomizing piece, is second chamber between mixed flow plug and air deflector, first chamber passes through multiple in mixed flow plug
Liquid outlet channel is connected with second chamber, and second chamber is communicated by the feed pathway in air deflector with outside；Air deflector is located at
Annular groove is provided with the outer wall of gun housing inboard portion, annular groove cooperatively forms cushion chamber with gun housing；Cushion chamber passes through in air deflector
Multiple inlet channels communicated with second chamber.
2. a kind of moulding antirust cement grout atomizing lance according to claim 1, it is characterised in that the gun housing is close
The end of atomizing piece one end has inside flange, and the edge of atomizing piece is attached in the inner side of flange, realizes that it determines in gun housing
Position.
A kind of 3. moulding antirust cement grout atomizing lance according to claim 1, it is characterised in that the mixed flow plug with
First sleeve is provided between atomizing piece, the second sleeve pipe, first sleeve and the second sleeve pipe are provided between mixed flow plug and air deflector
Fixed mixed flow plug.
4. a kind of moulding antirust cement grout atomizing lance according to claim 1, it is characterised in that the mixed flow plug is
Conical structure, its circular conical surface is located to be provided with and feed pathway face close to atomizing piece, mixed flow plug close to air deflector one end
Boss；Multiple liquid outlet channels are evenly arranged in the outside of boss in a ring, the axis of the axis of each liquid outlet channel with mixed flow plug
Line is parallel.
5. a kind of moulding antirust cement grout atomizing lance according to claim 1, it is characterised in that the air deflector
Outside is connected with feed tube, and feed tube is communicated by feed pathway with second chamber.
6. a kind of moulding antirust cement grout atomizing lance according to claim 1, it is characterised in that the gun housing and ring
Air inlet pipe is connected with corresponding to shape groove on outer wall, air inlet pipe communicates with cushion chamber；Multiple inlet channels are evenly arranged in a ring
The outside of feed pathway, the axis of each inlet channel and the diameter parallel of feed pathway.
A kind of 7. moulding antirust cement grout atomizing lance according to claim 1, it is characterised in that the air deflector with
The end of gun housing is detachably connected, and the end face that gun housing is engaged with air deflector is provided with the first sealing ring, and air deflector is located at annular groove
The second sealing ring is provided with outer wall between second chamber.
A kind of 8. moulding antirust cement grout atomizing lance according to claim 1, it is characterised in that multiple inlet channels
Close to the port of export of second chamber, arranged with entrance point of multiple liquid outlet channels close to second chamber in a manner of dislocation.
A kind of 9. moulding antirust cement grout atomizing lance according to claim 1, it is characterised in that feed pathway it is interior
Portion, it is provided with electromagnetism check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711169841.5A CN107882579A (en) | 2017-11-22 | 2017-11-22 | A kind of moulding antirust cement grout atomizing lance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711169841.5A CN107882579A (en) | 2017-11-22 | 2017-11-22 | A kind of moulding antirust cement grout atomizing lance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107882579A true CN107882579A (en) | 2018-04-06 |
Family
ID=61778431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711169841.5A Withdrawn CN107882579A (en) | 2017-11-22 | 2017-11-22 | A kind of moulding antirust cement grout atomizing lance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107882579A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528833A (en) * | 2019-07-25 | 2019-12-03 | 江苏圣拉克建材有限公司 | A kind of foam jet machine suitable for building |
-
2017
- 2017-11-22 CN CN201711169841.5A patent/CN107882579A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110528833A (en) * | 2019-07-25 | 2019-12-03 | 江苏圣拉克建材有限公司 | A kind of foam jet machine suitable for building |
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| 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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180406 |