CN202510135U - Powdery accelerator adding device of concrete sprayer - Google Patents
Powdery accelerator adding device of concrete sprayer Download PDFInfo
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- CN202510135U CN202510135U CN2012201779546U CN201220177954U CN202510135U CN 202510135 U CN202510135 U CN 202510135U CN 2012201779546 U CN2012201779546 U CN 2012201779546U CN 201220177954 U CN201220177954 U CN 201220177954U CN 202510135 U CN202510135 U CN 202510135U
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- concrete sprayer
- cyclone
- powder accelerator
- adding set
- accelerator adding
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Abstract
The utility model discloses a powdery accelerator adding device of a concrete sprayer, which comprises a screw propeller, wherein a feeding hole of the screw propeller is communicated with a discharging hole of a hopper, the tail end of the screw propeller is connected with the head end of a swirler or a branching pipe connector, the tail end of the swirler or the branching pipe connector is connected with one end of the feed delivery pipe, and the swirler or the branching pipe connector is connected with a pressure air source through an air pipe. The tail end of the screw propeller is a cone tube section, an interlayer air cavity is arranged between the centre inner cavity of the swirler and a shell, and a screw airflow channel is arranged in the interlayer air cavity, one end of the screw airflow channel is connected with the pressure air source, and the other end of the screw airflow channel is communicated with the centre inner cavity of the swirler. According to the powdery accelerator adding device of the concrete sprayer, powdery accelerator for the concrete sprayer can be added, the construction environment is improved, the construction cost is reduced, and the economic benefit is increased.
Description
Technical field:
The utility model relates to a kind of concrete sprayer, particularly relates to a kind of concrete sprayer powder accelerator adding set.
Background technology:
Fast development along with road traffic construction and mineral products construction; Unit in charge of construction need excavate various tunnels; And the tunnel is increasingly high, and the supporting of tunnel top and reinforcing become the difficult point and the emphasis of construction; Particularly be difficult for smearing fast concrete, adopt manual work smear concrete take a lot of work, time-consuming, efficient is low.To this situation; People develop some concrete sprayers, are prepared burden the cement according to certain proportioning that stirs, sand, stone compound by rotor, deliver to shower nozzle with compressed air through conveying pipeline; Add water again and be sprayed onto on the working face, realize the purpose of quick concrete strengthening.The accelerating admixture of concrete sprayer use at present all is a liquid, and smell is big, and also there is the high deficiency of cost in addition in work under bad environment.
The utility model content:
The utility model technical problem to be solved is: overcome the deficiency of prior art, the concrete sprayer powder accelerator adding set that a kind of modern design is unique, simple in structure, easy to use, can add powder accelerator is provided.
The technical scheme of the utility model is: a kind of concrete sprayer powder accelerator adding set; Contain spiral propeller; The charging aperture of said spiral propeller is communicated with the discharging opening of hopper; The tail end of said spiral propeller is connected with the head end of cyclone or branching joint, and the tail end of said cyclone or branching joint is connected with an end of conveying pipeline, and said cyclone or branching joint are connected with pressure gas source through tracheae.
Said conveying pipeline is provided with switch and flap valve.The tail end of said spiral propeller is the taper pipeline section; Be provided with the interlayer air cavity between said cyclone central lumen and the shell, and, in the said interlayer air cavity spiral air flow passage is set; This spiral air flow passage one end is connected with said tracheae, and the other end is communicated with the central lumen of said cyclone.
The middle lower portion of said cyclone is provided with material blanking tube, and the outer end of this material blanking tube is provided with end cap, and its inner is communicated with the central lumen of said cyclone.
Said branching joint is three way type union or four-way formula union.Said hopper bottom is provided with Arch-Breaking Device.The main shaft of said Arch-Breaking Device is connected through transmission mechanism with the axis of rotation of said spiral propeller, and an end of the axis of rotation of said spiral propeller or said main shaft is connected with an engine.Said transmission mechanism is gear train, belt pulley set or chain wheel set.
Perhaps, the axis of rotation of the main shaft of said Arch-Breaking Device and said spiral propeller is connected with an engine respectively.
The beneficial effect of the utility model is:
1, the utility model can add powder accelerator to concrete sprayer, has improved construction environment, has reduced operating expenses, has improved economic benefit.
2, on the utility model conveying pipeline switch and flap valve are installed; Switch can be controlled flowing of the interior powder accelerator of conveying pipeline and end; Flap valve can prevent that conveying pipeline from flowing backwards, and avoids being back to conveying pipeline behind powder accelerator and the compound spice, causes conveying pipeline to stop up.
3, the utility model hopper bottom is provided with Arch-Breaking Device, and blanking uniformly is the paulin material not.In addition, the tail end of spiral propeller is taper, can form extruding, increases the compactness of powder accelerator, rushes in hopper ejection outside to prevent high pressure gas from spiral propeller.
4, the tail end of the utility model spiral propeller is connected with cyclone; In the interlayer air cavity of cyclone the spiral air flow passage is set; This spiral air flow passage one end is connected with pressure gas source, and the other end is communicated with the cyclone central lumen, and that can evenly quicken blows powder accelerator; In addition, cyclone is provided with material blanking tube, and the outer end of this material blanking tube is provided with end cap, can monitor the propelling degree of powder accelerator.
5, the utility model novel in design unique, simple in structure, easy to use, can add powder accelerator, it is applied widely, is easy to promotion and implementation, has good economic benefit.
Description of drawings:
Fig. 1 is one of structural representation of concrete sprayer powder accelerator adding set;
Fig. 2 be concrete sprayer powder accelerator adding set structural representation two;
Fig. 3 be concrete sprayer powder accelerator adding set structural representation three.
The specific embodiment:
Embodiment one: referring to Fig. 1, and among the figure, 1-engine, 2-hopper, 3-Arch-Breaking Device, 4-spiral propeller, 5-helical blade, 6-tracheae, 7-cyclone, 8-material blanking tube, 9-conveying pipeline, 10-switch, 11-flap valve.
Concrete sprayer powder accelerator adding set contains spiral propeller 4; Wherein: the charging aperture of spiral propeller 4 is communicated with the discharging opening of hopper 2; The tail end of spiral propeller 4 is connected with the head end of cyclone 7, and the tail end of cyclone 7 is connected with an end of conveying pipeline 9.Conveying pipeline 9 is provided with switch 10 and flap valve 11 (as required, also can not add flap valve 11, can also not add switch 10).
The tail end of spiral propeller 4 is the taper pipeline section; And insert in the central lumen of cyclone this taper pipeline section outer end, is provided with the interlayer air cavity between cyclone 7 central lumen and the shell; The spiral air flow passage is set in the interlayer air cavity; This spiral air flow passage one end is connected with pressure gas source through tracheae 6, and the other end is communicated with the central lumen of cyclone 7, and the two ends of spiral air flow passage export all the tangential direction along cyclone 7.
The middle lower portion of cyclone 7 is provided with material blanking tube 8, and the outer end of this material blanking tube 8 is provided with end cap, and its inner is communicated with the central lumen of cyclone 7.
Transmission mechanism is gear train, belt pulley set or chain wheel set, chooses as required, and among the figure gear train.
During use, start engine 1, axis of rotation and main shaft rotate; Powder accelerator is added by hopper 2, evenly falls through Arch-Breaking Device 3 backs, and powder accelerator is through the operation in the spiral propeller 4 that acts on of helical blade 5; In the taper pipeline section of afterbody, be extruded closely knitly, powder accelerator after the extruding gets into cyclone 7, when powder accelerator reaches material blanking tube 8 (this moment, end cap was opened); Powder accelerator will fall from material blanking tube 6, covers end cap, opens switch 10 and pressure gas source; Pressure gas source blows powder accelerator and travels forward through the central lumen that the spiral air flow passage gets into cyclone 7, gets in the shower nozzle of concrete sprayer through switch 10 and flap valve 11; Powder accelerator mixes with concrete mixture in the shower nozzle, is sprayed on the tunnel wall by concrete sprayer then.
Embodiment two: referring to Fig. 2, the meaning of the representative that numbering is identical with embodiment one among the figure is identical, and something in common does not repeat, and difference is: hopper 2 is not provided with Arch-Breaking Device, with simplified structure.
Embodiment three: present embodiment and embodiment one are basic identical, and something in common does not repeat, and difference is: the main shaft of Arch-Breaking Device is connected with an engine respectively with the axis of rotation of spiral propeller, so that can control rotating speed easily respectively.
Embodiment four: referring to Fig. 3, the meaning of the representative that numbering is identical with embodiment one among the figure is identical, and something in common does not repeat; Difference is: the tail end of spiral propeller 4 is connected with the head end of branching joint 12; The tail end of branching joint 12 is connected with an end of conveying pipeline 9, and branching joint 12 is connected with pressure gas source through tracheae 6, and branching joint 12 is the three way type union; The three way type union can adopt T type structure; Also can adopt y-type structure, can also adopt other equivalent structures, not detail one by one.Certainly, branching joint 12 can also adopt four-way formula union, and at this moment, a mouth of pipe is equivalent to material blanking tube.
The above only is the preferred embodiment of the utility model, is not the utility model is done any pro forma restriction, and every any simple modification of doing according to the technical spirit of the utility model all still belongs in the scope of the utility model technical scheme.
Claims (9)
1. concrete sprayer powder accelerator adding set; Contain spiral propeller; It is characterized in that: the charging aperture of said spiral propeller is communicated with the discharging opening of hopper; The tail end of said spiral propeller is connected with the head end of cyclone or branching joint, and the tail end of said cyclone or branching joint is connected with an end of conveying pipeline, and said cyclone or branching joint are connected with pressure gas source through tracheae.
2. concrete sprayer powder accelerator adding set according to claim 1, it is characterized in that: said conveying pipeline is provided with switch and flap valve.
3. concrete sprayer powder accelerator adding set according to claim 1; It is characterized in that: the tail end of said spiral propeller is the taper pipeline section; Be provided with the interlayer air cavity between said cyclone central lumen and the shell, and, in the said interlayer air cavity spiral air flow passage is set; This spiral air flow passage one end is connected with said tracheae, and the other end is communicated with the central lumen of said cyclone.
4. concrete sprayer powder accelerator adding set according to claim 3, it is characterized in that: the middle lower portion of said cyclone is provided with material blanking tube, and the outer end of this material blanking tube is provided with end cap, and its inner is communicated with the central lumen of said cyclone.
5. concrete sprayer powder accelerator adding set according to claim 1 is characterized in that: said branching joint is three way type union or four-way formula union.
6. according to each described concrete sprayer powder accelerator adding set of claim 1-5, it is characterized in that: said hopper bottom is provided with Arch-Breaking Device.
7. concrete sprayer powder accelerator adding set according to claim 6; It is characterized in that: the main shaft of said Arch-Breaking Device is connected through transmission mechanism with the axis of rotation of said spiral propeller, and an end of the axis of rotation of said spiral propeller or said main shaft is connected with an engine.
8. concrete sprayer powder accelerator adding set according to claim 7 is characterized in that: said transmission mechanism is gear train, belt pulley set or chain wheel set.
9. concrete sprayer powder accelerator adding set according to claim 6 is characterized in that: the main shaft of said Arch-Breaking Device is connected with an engine respectively with the axis of rotation of said spiral propeller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201779546U CN202510135U (en) | 2012-04-25 | 2012-04-25 | Powdery accelerator adding device of concrete sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201779546U CN202510135U (en) | 2012-04-25 | 2012-04-25 | Powdery accelerator adding device of concrete sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202510135U true CN202510135U (en) | 2012-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201779546U Expired - Fee Related CN202510135U (en) | 2012-04-25 | 2012-04-25 | Powdery accelerator adding device of concrete sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202510135U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233750A (en) * | 2013-04-26 | 2013-08-07 | 胡方志 | Injection mechanism for tidal concrete sprayer |
| CN103291324A (en) * | 2013-05-24 | 2013-09-11 | 山东科技大学 | Novel rotational flow strongly-blowing device |
| CN109899090A (en) * | 2019-03-25 | 2019-06-18 | 山东科技大学 | A kind of remote dustless concrete sprayer |
-
2012
- 2012-04-25 CN CN2012201779546U patent/CN202510135U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233750A (en) * | 2013-04-26 | 2013-08-07 | 胡方志 | Injection mechanism for tidal concrete sprayer |
| CN103291324A (en) * | 2013-05-24 | 2013-09-11 | 山东科技大学 | Novel rotational flow strongly-blowing device |
| CN109899090A (en) * | 2019-03-25 | 2019-06-18 | 山东科技大学 | A kind of remote dustless concrete sprayer |
| WO2020191923A1 (en) * | 2019-03-25 | 2020-10-01 | 山东科技大学 | Long-distance dust-free shotcrete machine |
| CN109899090B (en) * | 2019-03-25 | 2020-12-08 | 山东科技大学 | Remote dustless concrete sprayer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121031 Termination date: 20160425 |