CN105298512A - Wet type concrete spraying machine - Google Patents
Wet type concrete spraying machine Download PDFInfo
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- CN105298512A CN105298512A CN201410300816.6A CN201410300816A CN105298512A CN 105298512 A CN105298512 A CN 105298512A CN 201410300816 A CN201410300816 A CN 201410300816A CN 105298512 A CN105298512 A CN 105298512A
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Abstract
The invention discloses a wet type concrete spraying machine which comprises an undercarriage. The undercarriage is provided with a material conveying mechanism, a slurry conveying mechanism, a spraying mechanism and an accelerating admixture device; the slurry conveying mechanism is arranged above the undercarriage in parallel; the material conveying mechanism is arranged above the slurry conveying mechanism; the accelerating admixture device is arranged on a side surface of the slurry conveying mechanism; and the spraying mechanism is arranged at an outputting end of the slurry conveying mechanism, communicates with the slurry conveying mechanism, and is perpendicularly arranged on the undercarriage. Through the technical scheme, functions of small size, complete function, zero pollution, simple structure, high reliability and long service life are fulfilled.
Description
Technical field
The invention belongs to concrete sprayer technical field, especially relate to wet concrete sprayer, it comprises hull and is arranged on the feeding unit on described hull, defeated pulp grinder structure, injection equipment and accelerating admixture device.
Background technology
Concrete sprayer is one of widely used plant equipment of industrial and mining enterprises, but the concrete sprayer overwhelming majority that the concrete sprayer of extensive use at present, particularly bargh use remains dry type concrete spraying machine.Due to dry type concrete spraying machine technical design imperfection, not only material rebound rate is high, and due to steel sealing function lost efficacy because of wearing and tearing soon, that phenomenon regurgitated by the material that causes is very general, not only serious pollution surrounding enviroment, more seriously moment threaten the healthy of workman.March in 2011, the 3rd batch ' catalogue eliminated by electromechanical equipment ' of national publication forbade manufacturing and using dry type spraying pulp grinder.
For this outstanding problem, wet concrete sprayer is easily designed out.Wet concrete sprayer is sprayed through nozzle by strength or concrete pump delivering concrete mixture, and it is widely used among the various roadway support such as traffic, mine.
There is various wet concrete sprayers on the market at present, as China Patent No. is: the technical scheme patent discloses of 201220164293.3 by name " mine wet-type concrete sprayers ", comprise support body, feeder is provided with at the right-hand member of described support body, stirring conveying device is provided with in the bottom of described feeder, grog bucket bottom the other end of described stirring conveying device, the front portion of described grog bucket is communicated with an injection equipment, described grog bucket rear portion is connected with the concrete pumping mechanism be arranged in the middle part of described support body, described concrete pumping mechanism is connected with a hydraulic mechanism and is controlled by electric operation platform, adopt said structure, substantially increase the working environment of underground labour, wet shotcrete is almost without dust, slump is low, achieve collection material loading, conveying, stir, spray with one, safe and efficient, without dust, free of contamination effect.
For another example China Patent No. is: 201320048499.4, " concrete wet shotcrete technology unit " by name also discloses a kind of technical scheme, it is first prepared burden by proportioner, proceed in mixing plant again and stir, send into injection apparatus after stirring again to spray, realize the automation of whole process.The utility model can by adding water, stir, continus convergence, add powder accelerator and injection is integrated in one.
Although above-mentioned technical scheme overcomes the shortcoming of some dry type concrete spraying machines, its specific aim is not strong, and especially for the working environment that mine down-hole tunnel is narrow and small, its environment pollution is large, can not meet the demand in market.
Summary of the invention
The present invention, in order to overcome the deficiencies in the prior art, provides a kind of wet concrete sprayer, its objective is: solve the problem of environmental pollution that pulp shooting machine causes because regurgitating.
In order to solve above-mentioned technical problem, the basic technical scheme of wet concrete sprayer of the present invention is: a kind of wet concrete sprayer, comprise hull, described hull is provided with feeding unit, defeated pulp grinder structure, injection equipment and accelerating admixture device, described defeated pulp grinder structure is set in parallel in above described hull, described feeding unit is arranged on above described defeated pulp grinder structure, described accelerating admixture device is arranged on the side of described defeated pulp grinder structure, described injection equipment is arranged on the output of described defeated pulp grinder structure and is communicated with this defeated pulp grinder structure, described injection equipment is vertically set on described hull,
Described injection equipment comprises the ejector be vertically set on described hull, is provided with injection screw rod in this ejector; The bottom of described injection screw rod connects jet drive mechanism, and its top is arranged with throws slurry device gear, described throwing slurry device gears meshing one planetary gearsets, and the internal gear of this planetary gearsets and described injection screw rod key connect; Described ejector is also connected with the playpipe axially be arranged in parallel with this ejector, and the connected entrance place of described playpipe and described ejector is disposed with seal valve and soft close plate, and described seal valve arranges near described ejector side; Described ejector is communicated with described accelerating admixture device.
In wet concrete sprayer of the present invention, the planetary gear that described planetary gearsets comprises internal gear and engages with the internal thread of this internal gear, device gear is starched in described throwings of described planetary gear engagement, and described planetary gear is arranged on by planet pin on the pinion frame that is fixed on described ejector.
In wet concrete sprayer of the present invention, described jet drive mechanism comprises the motor be arranged on hull and the reductor be connected with this motor reel, first sprocket wheel that is in transmission connection of reductor, described sprocket wheel connects the second sprocket wheel by chain drive, and described second steering sprocket key connects the low side spraying screw rod.
In wet concrete sprayer of the present invention, described seal valve to be arranged on described ejector by sealing valve shaft and to form sealing to described connected entrance, and described seal valve is made up of stainless steel.
In wet concrete sprayer of the present invention, described soft close plate by being arranged in playpipe with rotating shaft, and forms sealing to described connected entrance, and described soft close plate is that flexible plastic is made.
In wet concrete sprayer of the present invention, described defeated pulp grinder structure comprises the feed pipe for mortar being parallel to described hull, be provided with defeated slurry screw rod in described feed pipe for mortar, the two ends of described defeated slurry screw rod are rotated by bearing and are fixed in feed pipe for mortar, and the right-hand member of described defeated slurry screw rod connects defeated slurry driving mechanism.
In wet concrete sprayer of the present invention, the output of described feed pipe for mortar is connected with ejector and connects slurry bucket, and described ejector connects the side that slurry bucket is communicated with described ejector bottom.
In wet concrete sprayer of the present invention, described feeding unit comprises the conveying pipeline be arranged on above described feed pipe for mortar, hopper is connected with above described conveying pipeline, shaft is provided with in described conveying pipeline, described shaft rotates the inside being fixed on described conveying pipeline by bearing, the right-hand member of this shaft is connected with conveying driving mechanism.
In wet concrete sprayer of the present invention, described accelerating admixture device comprises accelerating admixture swivel nut and is arranged on the accelerating admixture screw rod in this accelerating admixture swivel nut, described accelerating admixture swivel nut one end connects accelerating admixture carrier pipe, this accelerating admixture carrier pipe is communicated with described ejector, the top of described accelerating admixture swivel nut is connected with accelerating admixture hopper, the input of described accelerating admixture screw rod has blast pipe by dovetail connector, and the side of this blast pipe is communicated with water pipe, and described accelerating admixture screw rod connects accelerating admixture driving mechanism.
The invention has the beneficial effects as follows: because technical scheme of the present invention have employed the injection equipment of vertical design, up flow in slurry bottom right, avoids the phenomenon occurring regurgitating, and can not produce pollutant, be conducive to environmental protection; In addition, the connected entrance between described ejector and playpipe is provided with seal valve and soft close plate, ensure that the sealing performance of whole equipment; Moreover the slurry of the compressed air in ejector and injection Bottomhole pressure, to the common stressed effect of seal valve, ensure that the possibility of sealing.
In a word, the present invention realizes that volume is little, function is complete, pollution-free, structure is simple, reliability is high and the function of long service life.
Accompanying drawing explanation
The elevation of Fig. 1 wet concrete sprayer of the present invention;
Fig. 2 is the rear elevation of the wet concrete sprayer described in Fig. 1;
Fig. 3 is the sectional view on the top of the ejector described in Fig. 1.
Detailed description of the invention
Below with reference to accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, the present invention is described further, but should not limit the scope of the invention with this.
For convenience of description and understand technical scheme of the present invention, below illustrate that the orientation that the noun of locality used all is shown with accompanying drawing is as the criterion.
Contrast Fig. 1 and Fig. 2, wet concrete sprayer of the present invention comprises hull 1, described hull 1 is provided with feeding unit, defeated pulp grinder structure, injection equipment and accelerating admixture device, described defeated pulp grinder structure is set in parallel in above described hull 1, described feeding unit is arranged on above described defeated pulp grinder structure, described accelerating admixture device is arranged on the side of described defeated pulp grinder structure, described injection equipment is arranged on the output of described defeated pulp grinder structure and is communicated with this defeated pulp grinder structure, and described injection equipment is vertically set on described hull 1.
With reference to Fig. 1, described defeated pulp grinder structure comprises the feed pipe for mortar 35 including and be parallel to described hull 1, be provided with defeated slurry screw rod 29 in described feed pipe for mortar 35, the two ends of described defeated slurry screw rod 29 are rotated by bearing 36 and are fixed in feed pipe for mortar 35, and the right-hand member of described defeated slurry screw rod 29 connects defeated slurry driving mechanism; This defeated slurry driving mechanism comprises motor 39, reductor 40, sprocket wheel 41, chain 42 and sprocket wheel 38; Described motor 39 is connected with reductor 40, and described reductor 40 and sprocket wheel 41 key connect, and sprocket wheel 41 links with chain 42, chain 42 links with sprocket wheel 38, described sprocket wheel 38 links defeated slurry screw rod 29, by such technological means, ensures that motor is to the driving of defeated slurry screw rod 29; Separately, show in figure, feed pipe for mortar 35 is provided with water inlet pipe 31, this water inlet pipe 31 is welded on feed pipe for mortar 35.Also find out in figure, described motor 39 and reductor 40 are arranged on car basin 1, and described defeated pulp grinder structure is arranged on the top of described motor 39 and reductor 40.
Contrast Fig. 1 again, described feeding unit is arranged on the top of described defeated pulp grinder structure, this feeding unit comprises the conveying pipeline 25 be arranged on above described feed pipe for mortar 35, hopper 27 is connected with above described conveying pipeline 25, shaft 32 is provided with in described conveying pipeline 25, described shaft 32 rotates the inside being fixed on described conveying pipeline 25 by bearing 33, the right-hand member of this shaft 32 is connected with conveying driving mechanism; Described conveying driving mechanism comprises the sprocket wheel 43 linked with chain 42, and this sprocket wheel 43 key connects described shaft 32.
It should be noted that the charging aperture 30 being provided with between described conveying pipeline 25 and described feed pipe for mortar 35 and allowing the concrete material in hopper 27 pass through.
With reference to Fig. 1 and Fig. 3, be vertically installed with injection equipment at the left end of described hull 1, injection equipment comprises the ejector 8 be vertically set on hull 1, is provided with and sprays screw rod 9 in this ejector 8; The bottom connection jet drive mechanism of described injection screw rod 9, its top is arranged with throws slurry device gear 12, and described throwing slurry device gear 12 engages a planetary gearsets, and the internal gear 21 of this planetary gearsets connects with injection screw rod 9 key; Described ejector 8 is also connected with the playpipe 11 axially be arranged in parallel with this ejector 8, and playpipe 11 is disposed with seal valve 15 and soft close plate 14 from left to right with connected entrance 118 place of ejector 8, and described seal valve 15 is arranged on the side near ejector 8.Fig. 3 shows, the planetary gear 18 that planetary gearsets comprises internal gear 21 and engages with the internal thread of this internal gear 21, described planetary gear 18 engages described throwing slurry device gear 12, described planetary gear 18 is arranged on the pinion frame 19 that is fixed on described ejector 8 by planet pin 20, internal gear 21 connects with described injection screw rod 9 key.Adopt such technology, ensure to drive planetary gearsets when injection screw rod 9 rotates and throw slurry device gear 12 and can carry concrete.
In contrast figure, the output of feed pipe for mortar 35 is connected with ejector and connects slurry bucket 10, and described ejector connects the bottom that slurry bucket 10 is communicated with described ejector 8.
Contrast Fig. 2, the accelerating admixture screw rod 53 that accelerating admixture device comprises accelerating admixture swivel nut 55 and is arranged in this accelerating admixture swivel nut 55, described accelerating admixture swivel nut 55 right-hand member end is communicated with described ejector 8, the top of accelerating admixture swivel nut 55 is connected with accelerating admixture hopper 56, the left end of accelerating admixture screw rod 53 is connected by joint 51 blast pipe 49, the downside of this blast pipe 49 is communicated with water pipe 50, the left-hand component of described accelerating admixture screw rod 53 connects accelerating admixture driving mechanism, this accelerating admixture driving mechanism comprises the sprocket wheel 52 linked with chain 42, drives accelerating admixture screw rod 53 to rotate by this sprocket wheel 52.In figure, accelerating admixture swivel nut 55 right-hand member connects accelerating admixture carrier pipe 57, and wherein the diameter of accelerating admixture swivel nut 55 is greater than the diameter of accelerating admixture carrier pipe 57, and such technique effect is that the accelerating admixture flowed out from accelerating admixture screw rod 53 can reach very high speed.
Operating principle:
Cement in hopper 27 and sand enter feed pipe for mortar 35 by charging aperture 30 after agitating screw 32 stirs, and under the stirring of defeated slurry screw rod 29 extrudes, enter ejector with the water entered by water inlet pipe 31 by grout outlet 23 and connect and starch bucket 10; Concrete grout connects slurry bucket 10 from ejector and enters in ejector 8 to enter by the extruding of spraying screw rod 9 and throw slurry room 34; Enter after the concrete grout thrown in slurry room 34 opens seal valve 13 and soft close plate 14 by the impelling of throwing slurry device blade 22 and enter playpipe 11; Meanwhile, after water enters airduct by water inlet pipe 50, be atomized by the impact of high velocity air in blast pipe 49, move along accelerating admixture carrier pipe 57 under the carrying of high velocity air, after accelerating admixture in accelerating admixture case 56 enters accelerating admixture swivel nut 55, under the extruding of accelerating admixture screw rod 53, enter accelerating admixture carrier pipe 57, enter water in accelerating admixture carrier pipe 57 and accelerating admixture under compressed-air actuated impact, be mixed into playpipe 11 when high-speed motion after with concrete grout simultaneously high speed spray.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also change above-mentioned embodiment and revise.Therefore, the present invention is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although employ some specific terms in this manual, these terms just for convenience of description, do not form any restriction to the present invention.
Claims (9)
1. a wet concrete sprayer, comprise hull, described hull is provided with feeding unit, defeated pulp grinder structure, injection equipment and accelerating admixture device, it is characterized in that: described defeated pulp grinder structure is set in parallel in above described hull, described feeding unit is arranged on above described defeated pulp grinder structure, described accelerating admixture device is arranged on the side of described defeated pulp grinder structure, and described injection equipment is arranged on the output of described defeated pulp grinder structure and is communicated with this defeated pulp grinder structure, and described injection equipment is vertically set on described hull;
Described injection equipment comprises the ejector be vertically set on described hull, is provided with injection screw rod in this ejector; The bottom of described injection screw rod connects jet drive mechanism, and its top is arranged with throws slurry device gear, described throwing slurry device gears meshing one planetary gearsets, and the internal gear of this planetary gearsets and described injection screw rod key connect; Described ejector is also connected with the playpipe axially be arranged in parallel with this ejector, and the connected entrance place of described playpipe and described ejector is disposed with seal valve and soft close plate, and described seal valve arranges near described ejector side; Described ejector is communicated with described accelerating admixture device.
2. wet concrete sprayer as claimed in claim 1, it is characterized in that: the planetary gear that described planetary gearsets comprises internal gear and engages with the internal thread of this internal gear, device gear is starched in described throwings of described planetary gear engagement, and described planetary gear is arranged on by planet pin on the pinion frame that is fixed on described ejector.
3. wet concrete sprayer as claimed in claim 1 or 2, it is characterized in that: described jet drive mechanism comprises the motor be arranged on hull and the reductor be connected with this motor reel, first sprocket wheel that is in transmission connection of reductor, described sprocket wheel connects the second sprocket wheel by chain drive, and described second steering sprocket key connects the low side spraying screw rod.
4. wet concrete sprayer as claimed in claim 2, is characterized in that: described seal valve is arranged on to be formed on described ejector and to described connected entrance by sealing valve shaft and seals, and described seal valve is made up of stainless steel.
5. wet concrete sprayer as claimed in claim 2, is characterized in that: described soft close plate by being arranged in playpipe with rotating shaft, and forms sealing to described connected entrance, and described soft close plate is that flexible plastic is made.
6. wet concrete sprayer as claimed in claim 1, it is characterized in that: described defeated pulp grinder structure comprises the feed pipe for mortar being parallel to described hull, defeated slurry screw rod is provided with in described feed pipe for mortar, the two ends of described defeated slurry screw rod are rotated by bearing and are fixed in feed pipe for mortar, and the right-hand member of described defeated slurry screw rod connects defeated slurry driving mechanism.
7. wet concrete sprayer as claimed in claim 5, is characterized in that: the output of described feed pipe for mortar is connected with ejector and connects slurry bucket, and described ejector connects the side that slurry bucket is communicated with described ejector bottom.
8. wet concrete sprayer as claimed in claim 1, it is characterized in that: described feeding unit comprises the conveying pipeline be arranged on above described feed pipe for mortar, hopper is connected with above described conveying pipeline, shaft is provided with in described conveying pipeline, described shaft rotates the inside being fixed on described conveying pipeline by bearing, the right-hand member of this shaft is connected with conveying driving mechanism.
9. wet concrete sprayer as claimed in claim 1, it is characterized in that: described accelerating admixture device comprises accelerating admixture swivel nut and is arranged on the accelerating admixture screw rod in this accelerating admixture swivel nut, described accelerating admixture swivel nut right-hand member connects accelerating admixture carrier pipe, this accelerating admixture carrier pipe is communicated with described ejector, the top of described accelerating admixture swivel nut is connected with accelerating admixture hopper, the input of described accelerating admixture screw rod has blast pipe by dovetail connector, the side of this blast pipe is communicated with water pipe, and described accelerating admixture screw rod connects accelerating admixture driving mechanism.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201410300816.6A CN105298512A (en) | 2014-06-26 | 2014-06-26 | Wet type concrete spraying machine |
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CN201410300816.6A CN105298512A (en) | 2014-06-26 | 2014-06-26 | Wet type concrete spraying machine |
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CN105298512A true CN105298512A (en) | 2016-02-03 |
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CN201410300816.6A Pending CN105298512A (en) | 2014-06-26 | 2014-06-26 | Wet type concrete spraying machine |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111716544A (en) * | 2019-03-21 | 2020-09-29 | 安徽省巢湖顺达建材有限公司 | Adding mode and equipment technical improvement scheme of powdery accelerator |
CN112963175A (en) * | 2021-03-25 | 2021-06-15 | 中交隧道工程局有限公司 | Self-steering tunnel secondary lining concrete trolley |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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US3938786A (en) * | 1972-12-04 | 1976-02-17 | Jean Bernold | Apparatus for wet spraying of concrete |
CA994724A (en) * | 1971-12-22 | 1976-08-10 | Jean Bernold | Method and apparatus for wet spraying of concrete |
CN2271193Y (en) * | 1996-10-18 | 1997-12-24 | 鹤壁矿务局煤炭科学研究所 | Concrete wet casting unit |
CN2608139Y (en) * | 2003-03-09 | 2004-03-31 | 马晓东 | Powder rapid cougulating agent adding apparatus |
CN2715945Y (en) * | 2004-07-13 | 2005-08-10 | 柯华亭 | Horizontal concrete jetting machine |
CN202163849U (en) * | 2011-07-26 | 2012-03-14 | 苏万宣 | Concrete screw conveyer |
CN204082169U (en) * | 2014-06-26 | 2015-01-07 | 深圳市友谊深科技有限公司 | Wet concrete sprayer |
-
2014
- 2014-06-26 CN CN201410300816.6A patent/CN105298512A/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA994724A (en) * | 1971-12-22 | 1976-08-10 | Jean Bernold | Method and apparatus for wet spraying of concrete |
US3938786A (en) * | 1972-12-04 | 1976-02-17 | Jean Bernold | Apparatus for wet spraying of concrete |
CN2271193Y (en) * | 1996-10-18 | 1997-12-24 | 鹤壁矿务局煤炭科学研究所 | Concrete wet casting unit |
CN2608139Y (en) * | 2003-03-09 | 2004-03-31 | 马晓东 | Powder rapid cougulating agent adding apparatus |
CN2715945Y (en) * | 2004-07-13 | 2005-08-10 | 柯华亭 | Horizontal concrete jetting machine |
CN202163849U (en) * | 2011-07-26 | 2012-03-14 | 苏万宣 | Concrete screw conveyer |
CN204082169U (en) * | 2014-06-26 | 2015-01-07 | 深圳市友谊深科技有限公司 | Wet concrete sprayer |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111716544A (en) * | 2019-03-21 | 2020-09-29 | 安徽省巢湖顺达建材有限公司 | Adding mode and equipment technical improvement scheme of powdery accelerator |
CN112963175A (en) * | 2021-03-25 | 2021-06-15 | 中交隧道工程局有限公司 | Self-steering tunnel secondary lining concrete trolley |
CN112963175B (en) * | 2021-03-25 | 2023-01-10 | 中交隧道工程局有限公司 | Self-steering tunnel secondary lining concrete trolley |
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Application publication date: 20160203 |