CN215197071U - Pre-wetting device for rice polishing machine - Google Patents

Abstract

The utility model discloses a pre-wetting device for a rice polishing machine, which comprises a pre-wetting box, a central tube is installed in the pre-wetting box in a rotating way, a plurality of stirring tubes are installed on the two peripheral sides of the central tube at equal intervals in a staggered way, a plurality of atomizing spray heads are arranged on the stirring tube body at intervals, the atomizing spray heads are communicated with the corresponding inner cavities of the stirring tubes, the bottom of the central tube extends to the lower part of the pre-wetting box and is driven to rotate by a driving component, a water tank is also installed on the outer wall of the pre-wetting box, the inner cavities of the central tube are communicated with the cavities of the stirring tubes, the water tank is communicated with the inner cavities of the central tube through a water pipe, a pressure water pump is installed on the water pipe, a rotary joint is also arranged at the end part connection part of the water pipe and the central tube, the pre-wetting device of the utility model can quickly and uniformly pre-wet rice before polishing, the effect is obvious, energy conservation and environmental protection are realized, and the popularization is facilitated.

Description

Pre-wetting device for rice polishing machine

Technical Field

The utility model relates to a rice processing technology field specifically is a rice polishing machine is with device of prewetting.

Background

Firstly, after the brown rice is milled by a plurality of machines, broken rice and bran pieces are removed, the brown rice is sprayed with water and moistened, then the brown rice enters a polishing chamber of a polishing machine, under certain pressure and temperature, the surface of rice grains is polished by friction, and the polishing treatment not only can remove the chaff on the surface of the rice grains, but also can pre-gelatinize and gelatinize the starch on the surface of the rice grains, so that the storage performance and the practical quality of the rice are improved, and the pre-wetting treatment is important for polishing.

The prior rice is usually pre-wetted manually before polishing, which is inconvenient to implement, and some machines are used for pre-wetting, but the pre-wetting effect is not ideal.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rice burnishing machine is with device of prewetting to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a pre-wetting device for a rice polishing machine comprises a pre-wetting box, wherein a feeding hopper and a discharging pipe are respectively installed at the top and the bottom of the side wall of the pre-wetting box, an annular feeding opening is formed in the top of the feeding hopper, the feeding hopper is conical, a blanking assembly is arranged in the conical bottom of the feeding hopper, a central pipe is rotatably installed in the pre-wetting box, a plurality of stirring pipes are installed on the two peripheral sides of the central pipe at equal intervals in a staggered mode, a plurality of atomizing nozzles are arranged on the stirring pipe body at intervals and are communicated with the corresponding inner cavity of the stirring pipe, the bottom of the central pipe extends to the lower side of the pre-wetting box and is driven to rotate through a driving assembly, a water tank is further installed on the outer wall of the pre-wetting box, the inner part of the central pipe is hollow and is communicated with the inner cavity of the stirring pipes, the water tank is communicated with the inner part of the central pipe through a water pipe, and a pressure water pump is installed on the water pipe, and a rotary joint is also arranged at the joint of the water delivery pipe and the end part of the central pipe.

As a further aspect of the present invention: the driving assembly comprises a belt and a second motor installed at the bottom of the pre-wetting box, a driven belt wheel is installed on the periphery of the central pipe, a driving belt wheel is installed at the output end of the second motor, and the belt is connected between the driven belt wheel and the driving belt wheel.

As a further aspect of the present invention: the blanking assembly comprises a helical blade and a rotating rod, the helical blade is installed on the periphery of the rotating rod, the bottom of the helical blade extends to the communication position of the loading hopper and the pre-wetting box, and a first motor used for rotating and driving the rotating rod is further arranged at the top of the loading hopper.

As a further aspect of the present invention: the pre-wetting box is characterized in that a water filtering plate is obliquely arranged at the bottom of the pre-wetting box, the discharge pipe is positioned above the inclined bottom of the water filtering plate, and a through hole for the central pipe to pass through is formed in the center of the water filtering plate.

As a further aspect of the present invention: the bottom of the pre-wetting box is also communicated with a return pipe, the middle part of the return pipe is provided with a spherical water storage pipe, the bottom of the return pipe is communicated with a water delivery pipe, a valve is arranged at the communication position of the return pipe and the water delivery pipe, and the valve is positioned at one end of a water inlet of the pressurizing water pump.

Compared with the prior art, the beneficial effects of the utility model are that: the stirring pipe is driven to rotate by the central pipe, the stirring pipe can stir the rice, the pre-wetted rice and the rice which is not pre-wetted are quickly contacted and pre-wetted together, the pre-wetting is uniform, meanwhile, different parts of the rice can be pre-wetted, the pre-wetting speed is accelerated, the arrangement of the plurality of atomizing spray heads enlarges the range of the quick pre-wetting, compared with the common pre-wetting, the pre-wetting is carried out in a spraying mode, the over-wetting is avoided, the stirring of the stirring pipe is assisted, the pre-wetting and the stirring are well combined, the pre-wetting is carried out in the middle of a rice pile, the artificial turning is avoided, the pre-wetting efficiency is improved, and the pre-wetting effect is obvious; the blanking assembly can realize blanking and discharging, so that the productivity is improved; the water is recycled through the arrangement of the water filtering plate and the return pipe, and the water filter is energy-saving and environment-friendly.

Drawings

Fig. 1 is a schematic structural view of a pre-wetting apparatus for a rice polishing machine.

Fig. 2 is a side view of an agitating pipe in a pre-wetting apparatus for a rice polishing machine.

Fig. 3 is a schematic structural diagram of the connection of a central pipe and a stirring pipe in a pre-wetting device for a rice polishing machine.

Fig. 4 is a perspective view of a center tube in a pre-wetting apparatus for a rice polishing machine.

In the figure: 1. a pre-wetting box; 2. a support leg; 3. a hopper; 4. a feed inlet; 5. a helical blade; 6. a first motor; 7. a rotating rod; 8. a central tube; 9. a stirring pipe; 10. an atomizing spray head; 11. a water tank; 12. a water delivery pipe; 13. a pressurized water pump; 14. a return pipe; 15. a valve; 16. a rotary joint; 17. a driven pulley; 18. a driving pulley; 19. a belt; 20. a second motor; 21. a discharge pipe; 22. a water filter plate.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.

Referring to fig. 1 to 4, in an embodiment of the present invention, a pre-wetting apparatus for a rice polishing machine includes a pre-wetting box 1, a feeding hopper 3 and a discharging pipe 21 are respectively installed at the top and the bottom of a side wall of the pre-wetting box 1, a supporting leg 2 is fixed at the bottom of the pre-wetting box 1, an annular feeding port 4 is opened at the top of the feeding hopper 3, the feeding hopper 3 is conical, a blanking assembly is arranged in the conical bottom of the feeding hopper 3, a central pipe 8 is rotatably installed in the pre-wetting box 1, a plurality of stirring pipes 9 are installed at equal intervals and in a staggered manner at two sides of the periphery of the central pipe 8, a plurality of atomizing nozzles 10 are installed at intervals on the pipe body of the stirring pipes 9, the atomizing nozzles 10 are all communicated with the inner cavities of the corresponding stirring pipes 9, the bottom of the central pipe 8 extends to the lower side of the pre-wetting box 1 and is driven to rotate by a driving assembly, a water tank 11 is further installed on the outer wall of the pre-wetting box 1, the water tank 11 is communicated with the hollow interior of the central tube 8 through a water delivery pipe 12, a pressure water pump 13 is mounted on the water delivery pipe 12, and a rotary joint 16 is further arranged at the connection position of the water delivery pipe 12 and the end portion of the central tube 8.

Preferably, the driving assembly comprises a belt 19 and a second motor 20 installed at the bottom of the pre-wetting tank 1, a driven pulley 17 is installed on the periphery of the central pipe 8, a driving pulley 18 is installed at the output end of the second motor 20, and the belt 19 is connected between the driven pulley 17 and the driving pulley 18.

In the embodiment, rice to be pre-wetted is added through the feeding hopper 3, the rice is fed through the feeding assembly, clear water is added into the water tank 11, the pressure water pump 13 and the driving pulley 18 are started, the water passes through the water conveying pipe 12 under the action of the pressure water pump 13, the inner cavity of the central pipe 8 enters the cavities of the stirring pipes 9 and is sprayed out in a spraying mode through the atomizing nozzles 10, the rice entering the pre-wetting tank 1 is pre-wetted, the stirring pipes 9 are driven to rotate by the central pipe 8 under the action of the driving assembly, the stirring pipes 9 can stir the rice, the pre-wetted rice and the rice which is not pre-wetted are quickly contacted and pre-wetted together, the pre-wetting is uniform, different parts of the rice can be pre-wetted simultaneously, the pre-wetting speed is accelerated, the quick pre-wetting range is expanded by the arrangement of the atomizing nozzles 10, compared with the common pre-wetting, the pre-wetting is performed in a mode, avoid the excessive wetting, supplementary stirring with stirring pipe 9, fine with prewetting and stirring combination for prewetting is gone on in the middle of rice heap, has avoided artificial stirring, has improved the efficiency of prewetting, and the prewetting effect is showing.

Please refer to fig. 1-4, as another preferred embodiment of the present invention, the blanking assembly includes a helical blade 5 and a rotating rod 7, the helical blade 5 is installed at the periphery of the rotating rod 7, the bottom of the helical blade 5 extends to the communicating position between the loading hopper 3 and the pre-wetting box 1, and the top of the loading hopper 3 is further provided with a first motor 6 for driving the rotating rod 7 to rotate.

In this embodiment, can evenly add rice to the inside of prewetting case 1 through the setting of pivoted helical blade 5 for can improve the productivity through the ejection of compact of discharging pipe 21 while the blanking after the certain time.

Referring to fig. 1-4, as another preferred embodiment of the present invention, a water filtering plate 22 is installed at the bottom of the pre-wetting tank 1 in an inclined manner, the discharging pipe 21 is located above the inclined bottom of the water filtering plate 22, and a through hole for the central pipe 8 to pass through is opened at the center of the water filtering plate 22.

The bottom of the pre-wetting tank 1 is also communicated with a return pipe 14, the middle part of the return pipe 14 is provided with a spherical water storage pipe, the bottom of the return pipe 14 is communicated with a water delivery pipe 12, the communicated part of the return pipe 14 and the water delivery pipe 12 is provided with a valve 15, and the valve 15 is positioned at one end of a water inlet of a pressure water pump 13

In this embodiment, through the setting of draining board 22, unnecessary water can leak the bottom that gets into pre-wetting case 1 and then store in the spherical water storage pipe of back flow 14 through the filtration pore of draining board 22, and the valve can be two into one and go out the valve, opens control flap and just can make the effect through pressure water pump 13 make water cyclic utilization, and is energy-concerving and environment-protective, can also further set up the filter screen in the back flow 14 and the intercommunication department of pre-wetting case 1 bottom certainly, filters the dust.

Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure herein. This application is intended to cover any variations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.

It will be understood that the present disclosure is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (5)

1. The utility model provides a rice polishing machine is with device of prewetting, includes prewetting case (1), its characterized in that, loading hopper (3) and discharging pipe (21) are installed respectively to the top of prewetting case (1) and lateral wall bottom, annular charge door (4) have been seted up at loading hopper (3) top, loading hopper (3) are the toper, and are provided with blanking subassembly in its toper bottom, central tube (8) are installed to prewetting case (1) internal rotation, a plurality of stirring pipe (9) are installed at equidistant and the crisscross in the peripheral both sides of central tube (8), it has a plurality of atomizer (10) all to separate on the body of stirring pipe (9), atomizer (10) all communicate with each other with the inside cavity of corresponding stirring pipe (9), central tube (8) bottom extends to prewetting case (1) below and rotates through the drive assembly drive, water tank (11) are still installed to the outer wall of prewetting case (1), the inside cavity of center tube (8) just communicates with each other with the cavity of stirred tube (9), water tank (11) are through the inside intercommunication of cavity of raceway (12) and center tube (8), install pressure water pump (13) on raceway (12), the end connection department of raceway (12) and center tube (8) still is provided with rotary joint (16).

2. The pre-wetting device for the rice polishing machine as claimed in claim 1, wherein the driving assembly comprises a belt (19) and a second motor (20) installed at the bottom of the pre-wetting box (1), a driven pulley (17) is installed at the periphery of the central tube (8), a driving pulley (18) is installed at the output end of the second motor (20), and the belt (19) is connected between the driven pulley (17) and the driving pulley (18).

3. The pre-wetting device for the rice polishing machine is characterized in that the blanking assembly comprises a spiral blade (5) and a rotating rod (7), the spiral blade (5) is installed at the periphery of the rotating rod (7), the bottom of the spiral blade (5) extends to the communication part of the charging hopper (3) and the pre-wetting box (1), and the top of the charging hopper (3) is also provided with a first motor (6) for driving the rotating rod (7) to rotate.

4. The pre-wetting device for the rice polishing machine as claimed in claim 2, wherein a water filtering plate (22) is obliquely installed at the bottom of the pre-wetting box (1), the discharging pipe (21) is positioned above the oblique bottom of the water filtering plate (22), and a through hole for the central pipe (8) to pass through is formed in the center of the water filtering plate (22).

5. The pre-wetting device for the rice polishing machine as claimed in any one of claims 1 to 4, wherein the bottom of the pre-wetting tank (1) is further communicated with a return pipe (14), a spherical water storage pipe is arranged in the middle of the return pipe (14), the bottom of the return pipe (14) is communicated with a water delivery pipe (12), a valve (15) is arranged at the communication position of the return pipe (14) and the water delivery pipe (12), and the valve (15) is located at one end of a water inlet of the pressure water pump (13).

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