CN203876012U - Fine aggregate shotcrete machine - Google Patents
Fine aggregate shotcrete machine Download PDFInfo
- Publication number
- CN203876012U CN203876012U CN201420243548.4U CN201420243548U CN203876012U CN 203876012 U CN203876012 U CN 203876012U CN 201420243548 U CN201420243548 U CN 201420243548U CN 203876012 U CN203876012 U CN 203876012U
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- Prior art keywords
- hopper
- pipe valve
- cylinder
- conveying
- spraying machine
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Abstract
The utility model relates to a fine aggregate shotcrete machine which comprises a hopper, an S-shaped pipe valve located in the hopper and a swing mechanism for driving the S-shaped pipe valve to swing. A material stirring plate is arranged at the bottom of the S-shaped pipe valve, wherein the swing central line of the S-shaped pipe valve serves as the axis of the material stirring plate with the arc columnar face. A plurality of material stirring piles separated from each other are arranged on the lower face of the material stirring face, the extending direction of the material stirring piles is perpendicular to the swing central line of the S-shaped pipe valve, and the material stirring piles are arranged in an irregular mode. The front end of the S-shaped pipe valve is in rotating connection with the front lateral wall of the hopper and communicated with a material conveying pipe installation base fixedly arranged on the outer side of the front lateral wall of the hopper. A spline shaft at the rear end is connected with a swing arm of the swing mechanism and communicated with material conveying cylinders in pairs arranged on the rear lateral wall of the hopper in an alternating mode under the effect of the swing arm, and materials are continuously pumped outwards. The material accumulation phenomenon in the hopper is obviously improved, conveying capacity is stable, conveying pressure is large, and conveying is uniform in an uninterrupted mode.
Description
Technical field
The utility model relates to a kind of wet type pea gravel concreten spraying machine.
Background technology
Concrete sprayer is the concrete conveying equipment of concrete construction site extensive use, what often adopt is pump formula spraying machine, pump formula spraying machine adopts S pipe valve more, make two concrete conveying cylinders hocket suction and the extrusion of concrete mix by the swing of S pipe valve, thereby the continuous outward pressure of realizing concrete mix is carried.
S pipe valve is arranged in the lower space of hopper more, between itself and hopper bottom surface, distance is less, easily make concrete mix pile up for a long time, in addition, conventionally the bottom of hopper is plane, in the centre position swing process being exported to two conveying cylinders by the operating position communicating with some conveying cylinders at S pipe valve, distance between the lower housing portion of S pipe valve and the bottom surface of hopper is reducing, S pipe valve easily produces certain squeezing action to concrete mix, the mixture that causes this place to be piled up is compacted, more not easy to clean.The long-term of mixture piled up the swing that may hinder on the one hand S pipe valve, once the fixed dischargeable capacity that not only reduces hopper on the other hand, and may have a strong impact on the suction of carrying cylinder, reduce the conveying ability of spraying machine.
Summary of the invention
In order to overcome the above-mentioned defect under prior art, the purpose of this utility model is to provide a kind of pea gravel concreten spraying machine, and in its hopper, buildup phenomenon is obviously improved, and conveying capacity is stable.
The technical solution of the utility model is:
A kind of pea gravel concreten spraying machine, the swing mechanism that comprises hopper, is positioned at the S pipe valve of described hopper and drives described S pipe valve to swing, the bottom of described S pipe valve is provided with feeding device, described poking device comprises the switch-plate taking the oscillation center line of described S pipe valve as the circular arc cylinder of axis, and described switch-plate is symmetrical.
Below described switch-plate, be preferably provided with some spaced material toggling stakes, the bearing of trend of described material toggling stake is vertical with the oscillation center line of described S pipe valve, described some material toggling stake irregular alignments.
The rear surface of described material toggling stake can be wear-resisting smooth curved surface.
Between the shell of described switch-plate and described S pipe valve, can be fixedly connected with by floor, described floor is perpendicular to the oscillation center line of described S pipe valve.
Described poking device is preferably placed on described S pipe valve near on one end of described hopper rear wall.
The front end of described S pipe valve is rotatably connected on the front side wall of described hopper, and communicate with hard-wired conveying pipeline mount pad outside the front side wall of described hopper, the splined shaft of the rear end of described S pipe valve is connected with the swing arm of described swing mechanism, under the effect of described swing arm, be alternately communicated with the paired material transport hole on described hopper rear wall, described swing mechanism is fixedly mounted on described hopper.
For aforementioned pea gravel concreten spraying machine described in any one, on described hopper, can be provided with screen cloth, described screen cloth is level or is obliquely installed to front lower place.Described screen cloth specification is preferably 10mm × 10mm.
On described screen cloth, be preferably provided with vibrating device.
The rear of described hopper is also provided with the paired conveying cylinder of paired master cylinder and corresponding with one one and coaxial setting, described master cylinder and conveying cylinder are single-rod piston cylinder, the piston rod of described master cylinder is coaxially fixedly connected with outward at cylinder with the piston rod of described conveying cylinder, the end of the rodless cavity of described conveying cylinder is just fixedly mounted on the rear wall of described hopper material transport hole, the rodless cavity of described master cylinder connects the oil supply line of main oil pump, and the rod chamber of two described master cylinders passes through pipeline connection.
Described conveying pipeline mount pad can have multiple, and correspondingly, described material transport hole has multipair, the corresponding a pair of material transport hole of each conveying pipeline mount pad, and corresponding supporting paired master cylinder and the conveying cylinder of being provided with.
The beneficial effects of the utility model are: adopt swing mechanism to drive S pipe valve to realize alternately stock, mass transport stroke is short, can keep well carrying pea gravel concreten uninterrupted, thus while ensureing spraying evenly, sagging not, save man-hour.
By the poking device of ad hoc structure is set, can promote with the swing of S pipe valve the concrete mix of small space inner accumulated between S pipe valve below and hopper bottom surface, be pushed into approach and carried the interface of cylinder so that carry cylinder suction, or stir mixture and avoid its generation fixed, affect the swing of S pipe valve and the suction of carrying cylinder.
Brief description of the drawings
Fig. 1 is poking device structural representation of the present utility model;
Fig. 2 is master cylinder of the present utility model and conveying cylinder working principle schematic.
Detailed description of the invention
The utility model discloses a kind of pea gravel concreten spraying machine, the swing mechanism that comprises hopper, is positioned at the S pipe valve of described hopper and drives described S pipe valve to swing.The outside of the front side wall of described hopper is provided with conveying pipeline mount pad, for from the outside defeated pump concrete of hopper.The rear wall of described hopper is provided with paired material transport hole, and the inside of rear wall is provided with cheater plate, and through hole paired in cheater plate is respectively just to paired material transport hole.The main body of S pipe valve is a S shape bend pipe, the front end of described S pipe valve is rotatably connected on the front side wall of described hopper, and communicate with described conveying pipeline mount pad, the splined shaft of the rear end of described S pipe valve is connected with the swing arm of described swing mechanism, under the effect of described swing arm, be alternately communicated with the paired material transport hole on described hopper rear wall, described swing mechanism is fixedly mounted on described hopper, adopts cylinder or oil cylinder that power is provided.Because the outermost of the back outlet of described S shape bend pipe is cut ring, when therefore S pipe valve is communicated with material transport hole, be that cut ring and cheater plate are affixed and merge sealing.
(the just charging aperture direction to S pipe valve) as shown in Figure 1, the bottom of described S pipe valve 1 is provided with poking device, and described poking device comprises the switch-plate 2 taking the oscillation center line A of described S pipe valve as the circular arc cylinder of axis, and described switch-plate is symmetrical.Between the shell of described switch-plate and described S pipe valve, can be fixedly connected with by floor 3, described floor is perpendicular to the oscillation center line of described S pipe valve.Below described switch-plate, be provided with some spaced material toggling stakes 4, the bearing of trend of described material toggling stake is vertical with the oscillation center line of described S pipe valve, described some material toggling stake irregular alignments.Arranging of poking device can be pushed into mixture the position that approaches material transport hole in time, for suction, avoids the undue accumulation of mixture even fixed, while preventing pusher, gets stuck simultaneously.The rear surface of described material toggling stake can be for through the smooth curved surface of Wear-resistant Treatment or be wholely made up of high-abrasive material, and smooth curved surface can reduce the resistance of pusher process, and Wear-resistant Treatment can extend its life-span.Preferably make material toggling stake approach but not contact with hopper bottom surface.
Described poking device is preferably placed on described S pipe valve near on one end of described hopper rear wall.
On described hopper, can be provided with screen cloth, described screen cloth is level or is obliquely installed to front lower place.Described screen cloth specification is preferably 10mm × 10mm, for rejecting large aggregate or impurity, and then ensures that granularity meets the corresponding requirements of pea gravel concreten.
On described screen cloth, be preferably provided with vibrating device, for example vibrating motor, when inject mix in hopper time, opens vibrating device, screen cloth is slightly vibrated, to promote the screening of concrete mix.The front side inwall of described hopper can be sweptback inclined-plane, makes on hopper inner space wide at the top and narrow at the bottom, can accumulate to rapidly the bottom of hopper by the mix of screen cloth, for carrying cylinder suction.
For the larger hopper of volume, also can in described hopper, shaft be set, described shaft left and right directions is horizontally disposed with, two ends rotation is installed on the left and right sidewall of described hopper, one end is by shaft driven by motor, and described shaft motor is fixedly installed on the left side or outer right wall of described hopper.Described shaft is provided with blade, described blade be continuous or multistage spaced, described blade is helical form or plate shaped, in the time being the spaced plate shaped blade of multistage, the plane antarafacial at adjacent two blade places.It is fixed that the arranging of shaft can be reduced mixture, the suction that is conducive to carry cylinder.
As shown in Figure 2, the rear of described hopper 5 is provided with paired master cylinder 6,7, and be arranged in parallel, the supporting concrete conveying cylinder 8,9 that arranges of each master cylinder, described master cylinder and conveying cylinder are single-rod piston cylinder, the piston rod 61,71 of described master cylinder is coaxially fixedly connected with outward at cylinder with the piston rod 81,91 of described conveying cylinder, the end of the rodless cavity of described conveying cylinder is just fixedly mounted on the rear wall of described hopper material transport hole, and the rodless cavity of described master cylinder connects main oil pump (being preferably variable pump).Oil supply line, the rod chamber of two described master cylinders passes through pipeline connection.Under the driving of hydraulic control system, master cylinder reciprocating action, corresponding drive carries the piston rod of cylinder to move back and forth, corresponding concrete suction and the stock realized.
Hydraulic control system comprises that on oil supply line, realizing is alternately the reversal valve of two master cylinder fuel feeding, described reversal valve can be three-position four-way valve, in the time being operated in an operating position, oil pump is to the rodless cavity fuel feeding of the first master cylinder, the logical oil return of rodless cavity of the second master cylinder, due to first, the rod chamber of two master cylinders communicates, when the piston rod of the first master cylinder protracts, the rod chamber that rod chamber fluid enters the second master cylinder promotes its piston rod retrude, because master cylinder is fixedly connected with the corresponding piston rod of carrying cylinder, the piston rod of the conveying cylinder corresponding with the first master cylinder is overhanging, outwards stock, the piston rod retrude of the conveying cylinder corresponding with the second oil cylinder, from hopper suction, for next outside stock that circulates is prepared.Conveying cylinder stroke finishes, and reversal valve commutates to another operating position, and the duty of two cover master cylinders and conveying cylinder is changed mutually.
Preferably, as far as possible by mutually close two master cylinders, correspondingly, carry cylinder also as far as possible close for two, for example paired cylinder of the same race is made to integral type, or be fixedly connected with paired cylinder of the same race with transition piece, reduce two spacing of carrying the interface of cylinder on hopper rear wall with this, ensureing on the basis of structural strength etc., S pipe valve upper feeding mouth and oscillation center line are approached as far as possible, not only make structure more compact, and carry in cylinder alternation process at two, reduce the pendulum angle of S pipe valve, also reduce oscillating stroke, improve the continuity of suction, keep better the stable of spraying machine conveying capacity, also reduce the suction of air simultaneously, also reduce the resistance swinging.
Control the hunting frequency of swing mechanism, make under the drive of swing mechanism, S pipe valve alternately communicates with conveying cylinder, and always communicates with the conveying cylinder that is operated in stock state, thus realize from S pipe valve outwards continuously, pressure delivering concrete equably.
When use, by having added water in advance, the concrete mix mixing and stirring is sent into hopper, mixture in hopper is first inhaled into conveying cylinder under the effect of the concrete conveying cylinder of alternation, then by carrying cylinder to be pressed into S pipe valve, the conveying pipeline mount pad output after described S pipe valve from described hopper.
Described conveying pipeline mount pad can have multiple, and correspondingly, described material transport hole has multipair, the corresponding a pair of material transport hole of each conveying pipeline mount pad, and corresponding supporting paired master cylinder and the conveying cylinder of being provided with.For example, described master cylinder and the configurable quadruplet of conveying cylinder, correspondingly, arrange two discharging openings on hopper, and each discharging opening corresponding two overlaps master cylinders and carries cylinder.Multiple discharging openings can meet the concrete conveyance needs in multiple places simultaneously.
Because cross section in the pipe of S pipe valve is circular, stressed even on main pressure-bearing surface, therefore its body can bear larger pressure.In addition, between cut ring and S shape bend pipe, elastic sealing element is often installed, the gap that can produce due to wearing and tearing by distortion auto-compensation, and the outside of cut ring is also provided with floating sealing structure, in the time that material transport hole in S pipe valve and cheater plate aligns laminating, between cut ring and cheater plate, can realize good sealing effectiveness by default extruding force.On the whole, adopt S pipe valve can adapt to larger operating pressure, therefore, concrete conveyance distance can be farther or higher.
Claims (10)
1. a pea gravel concreten spraying machine, the swing mechanism that comprises hopper, is positioned at the S pipe valve of described hopper and drives described S pipe valve to swing, the bottom that it is characterized in that described S pipe valve is provided with poking device, described poking device comprises the switch-plate taking the oscillation center line of described S pipe valve as the circular arc cylinder of axis, and described switch-plate is symmetrical.
2. pea gravel concreten spraying machine as claimed in claim 1, it is characterized in that being provided with some spaced material toggling stakes below described switch-plate, the bearing of trend of described material toggling stake is vertical with the oscillation center line of described S pipe valve, described some material toggling stake irregular alignments.
3. pea gravel concreten spraying machine as claimed in claim 2, the rear surface that it is characterized in that described material toggling stake is wear-resisting smooth curved surface.
4. pea gravel concreten spraying machine as claimed in claim 3, is characterized in that being fixedly connected with by floor between the shell of described switch-plate and described S pipe valve, and described floor is perpendicular to the oscillation center line of described S pipe valve.
5. pea gravel concreten spraying machine as claimed in claim 4, is characterized in that described poking device is positioned on described S pipe valve near on one end of described hopper rear wall.
6. pea gravel concreten spraying machine as claimed in claim 5, the front end that it is characterized in that described S pipe valve is rotatably connected on the front side wall of described hopper, and communicate with hard-wired conveying pipeline mount pad outside the front side wall of described hopper, the splined shaft of the rear end of described S pipe valve is connected with the swing arm of described swing mechanism, under the effect of described swing arm, be alternately communicated with the paired material transport hole on described hopper rear wall, described swing mechanism is fixedly mounted on described hopper.
7. as the pea gravel concreten spraying machine as described in any one in claim 1-6, it is characterized in that described hopper is provided with screen cloth, described screen cloth is level or is obliquely installed to front lower place.
8. pea gravel concreten spraying machine as claimed in claim 7, is characterized in that described screen cloth is provided with vibrating device.
9. pea gravel concreten spraying machine as claimed in claim 8, it is characterized in that the rear of described hopper is provided with the paired conveying cylinder of paired master cylinder and corresponding with one one and coaxial setting, described master cylinder and conveying cylinder are single-rod piston cylinder, the piston rod of described master cylinder is coaxially fixedly connected with outward at cylinder with the piston rod of described conveying cylinder, the end of the rodless cavity of described conveying cylinder is just fixedly mounted on the rear wall of described hopper material transport hole, the rodless cavity of described master cylinder connects the oil supply line of main oil pump, and the rod chamber of two described master cylinders passes through pipeline connection.
10. pea gravel concreten spraying machine as claimed in claim 9, is characterized in that described conveying pipeline mount pad has multiple, and described material transport hole has multipair, the corresponding a pair of material transport hole of each conveying pipeline mount pad, and corresponding supporting paired master cylinder and the conveying cylinder of being provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420243548.4U CN203876012U (en) | 2014-05-14 | 2014-05-14 | Fine aggregate shotcrete machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420243548.4U CN203876012U (en) | 2014-05-14 | 2014-05-14 | Fine aggregate shotcrete machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203876012U true CN203876012U (en) | 2014-10-15 |
Family
ID=51676554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420243548.4U Expired - Fee Related CN203876012U (en) | 2014-05-14 | 2014-05-14 | Fine aggregate shotcrete machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203876012U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672326A (en) * | 2016-11-24 | 2017-05-17 | 湖南追智能机械有限公司 | Intelligent robot bag suction filling equipment |
-
2014
- 2014-05-14 CN CN201420243548.4U patent/CN203876012U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672326A (en) * | 2016-11-24 | 2017-05-17 | 湖南追智能机械有限公司 | Intelligent robot bag suction filling equipment |
| CN106672326B (en) * | 2016-11-24 | 2023-02-21 | 湖南追一智能机械有限公司 | Bag filling equipment is inhaled to intelligent robot |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20190514 |