CN210279317U - Multistage pulping equipment - Google Patents

Abstract

The utility model discloses a multistage grinding device, this multistage grinding device include that stirring chamber, dog-house, feed back mouth and discharge gate have been seted up to the staving. The feed inlet, the feed back port and the discharge port are respectively communicated with the stirring cavity, the stirring driving piece is in driving connection with the stirring wheel shaft, and each stirring blade is respectively connected with the blade connecting piece which is connected with the stirring wheel shaft. The input and the stirring chamber intercommunication of suction pump, the output of suction pump and the input intercommunication of former feed pipe, the output of former feed pipe and feed hopper's input intercommunication, feed hopper's output and the input intercommunication of grinding the machine, the output of grinding the machine and the input intercommunication of rose box, the output and the rice milk storage bin intercommunication of rose box. The bottom of rose box is provided with the filter, and the push pedal is acceptd in the filter box and is close to the filter setting, and the input of feed back pipe inserts the collection mouth and communicates with the rose box, and the output of feed back pipe inserts feed back mouth and stirs the chamber intercommunication, and the feed back pipe slope sets up.

Description

Multistage pulping equipment

Technical Field

The utility model relates to a ground rice grinds the processing field, especially relates to a multistage thick liquid equipment that grinds.

Background

Along with the gradual improvement of the living standard of people, people put forward higher requirements on the quality of rice, so that the rice flour process is rapidly improved and developed. Rice flour milling is the first step in the rice flour processing flow and is one of the most important. Before the rice flour grinding step, rice is screened to obtain full-grain rice grains. Selecting crystal-clear rice grains by color selection of the screened rice. After the rice grains to be ground are selected, the rice grains to be ground are soaked in clear water to reduce the hardness of the rice grains to be ground, so that the rice grains can be fully ground by the grinding equipment. In addition, during the grinding process of the soaked rice grains, clear water needs to be continuously added to prevent dust from being generated during the grinding process and improve the grinding effect, so that the rice flour can be conveniently processed at the later stage.

Various rice flour grinding devices are available on the market, and the principle of the grinding equipment is basically the same. However, the conventional refining equipment often causes the condition that rice flour is not sufficiently ground due to various conditions in the process of grinding rice grains, and is not beneficial to processing the ground rice pulp afterwards.

SUMMERY OF THE UTILITY MODEL

Therefore, a multi-stage refining device is needed to solve the problems that the conventional refining device often causes the condition that rice flour is not sufficiently ground due to various conditions in the rice grain grinding process and is not beneficial to processing and treating ground rice pulp.

A multi-stage refining apparatus, comprising: solid-liquid mixing agitator, raw materials transport mechanism, mill, rose box, rice grain recovery mechanism and rice thick liquid storage storehouse.

The solid-liquid mixing and stirring barrel comprises a barrel body, a stirring driving piece, a stirring wheel shaft and a stirring assembly. The barrel body is provided with a stirring cavity, a feeding port, a feed back port and a discharge port. The feeding port, the feed back port and the discharge port are respectively communicated with the stirring cavity, a feeding switch valve is arranged at the part of the barrel body at the feeding port, a discharge switch valve is arranged at the part of the barrel body at the discharge port, and a feed back switch valve is arranged at the part of the barrel body at the feed back port. The stirring driving piece is in driving connection with the stirring wheel shaft, at least part of the stirring wheel shaft is contained in the stirring cavity, and the stirring assembly is contained in the stirring cavity. The stirring assembly comprises a blade connecting piece and a plurality of stirring blades, each stirring blade is connected with the blade connecting piece, and the blade connecting pieces are connected with the stirring wheel shafts.

Raw materials transport mechanism includes suction pump, raw materials pipe and charging hopper. The input of suction pump inserts the discharge gate and with the stirring chamber intercommunication, the output of suction pump with the input intercommunication of former feed pipe, the output of former feed pipe with feed hopper's input intercommunication, feed hopper's output with the input intercommunication of grinding the machine, grind the output of machine with the input intercommunication of rose box, the output of rose box with the input intercommunication in rice milk storage storehouse.

The bottom of rose box is provided with the filter, the mechanism is retrieved including promoting cylinder, push pedal and feed back pipe to the grain of rice. The push plate is contained in the filter box and is close to the filter plate, a material collecting opening is formed in the side wall, close to the box bottom, of the filter box, a conveying valve is arranged at the material collecting opening of the filter box, the push cylinder drives the push plate to move close to or far away from the material collecting opening, the input end of the material return pipe is inserted into the material collecting opening and communicated with the filter box, the output end of the material return pipe is inserted into the material return opening and communicated with the stirring cavity, and the material return pipe is obliquely arranged and is communicated with the filter box and the barrel body from top to bottom.

In one embodiment, the solid-liquid mixing stirring barrel comprises at least two stirring assemblies, and the two stirring assemblies are uniformly arranged on the stirring wheel shaft.

In one embodiment, two adjacent stirring assemblies are arranged in opposite directions.

In one embodiment, a first conduit valve is disposed on the feedstock pipe.

In one embodiment, a second pipeline valve is arranged on the feed back pipe.

In one embodiment, the agitation drive is a rotary motor.

In one embodiment, the agitation drive member is a rotary cylinder.

In one embodiment, the discharge port is arranged at the bottom of the barrel body.

In one embodiment, the feed back opening is opened at the top of the barrel body.

In one embodiment, the output end of the filter box is provided with a switch valve.

Above-mentioned multistage defibrination equipment is in the course of the work that grinds the rice grain, and the user adds the clear water of waiting to grind rice grain and proportion looks adaptation to the staving through the dog-house, and the stirring driving piece drives the clear water intensive mixing of stirring subassembly treating to grind rice grain and proportion looks adaptation through the stirring shaft and stirs a period of back, and the suction pump pumps the rice grain and the clear water of the intensive mixing in with the staving through the raw materials pipe to the feeding funnel in. And (4) feeding the fully mixed rice grains and clear water into a grinder from the feeding hopper, and grinding the rice grains by the grinder to obtain rice milk. The rice milk reaches the filter box from the grinder, the rice milk obtained by grinding enters the rice milk storage bin after being filtered by the filter plate, and large-particle rice grains in the rice milk can stay on the filter plate. Along with multistage jordaning equipment's long-time work, the gathering a large amount of large granule grains of rice on the filter, promotion cylinder drive push pedal will gather the big granule grains of rice on the filter and push away to the feed back pipe from the mouth that gathers materials that the rose box was seted up this moment. The large granule grain of rice can pass through the feed back mouth along the feed back pipe of slope setting and enter into the staving because of action of gravity. Pumping the large-grain rice grains from the barrel body by a suction pump again to the grinder for grinding again. Circulating like this, above-mentioned multistage defibrination equipment can realize treating the grinding rice grain and grind many times, has improved the fineness of rice milk, has improved the quality of rice flour processing.

Drawings

FIG. 1 is a schematic view of a multi-stage refining apparatus according to one embodiment;

FIG. 2 is a schematic structural view of a solid-liquid mixing and stirring barrel in one embodiment;

fig. 3 is a partially enlarged schematic view of the multi-stage refining apparatus of fig. 1.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention. In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1 to 3, the present invention provides a multistage refining apparatus 10, wherein the multistage refining apparatus 10 includes a solid-liquid mixing and stirring barrel 100, a raw material conveying mechanism 200, a grinding machine 300, a filtering box 400, a rice grain recycling mechanism 500, and a rice pulp storage bin 600. The solid-liquid mixing and stirring barrel 100 is used for fully stirring and mixing the rice grains to be ground and the clean water with the matched proportion, so that the raw material conveying mechanism 200 can convey the rice grains to be ground together while conveying the clean water for grinding the rice grains. The raw material conveying mechanism 200 is used for conveying the rice grains to be ground, which are fully stirred and mixed by the solid-liquid mixing and stirring barrel 100, and the clean water with the matched proportion to the grinding machine 300. The grinder 300 is used to grind rice grains to obtain rice slurry. The filter box 400 is used to filter out large grains from the rice slurry. The rice grain recycling mechanism 500 is used to transfer large-sized rice grains filtered by the filter box 400 from the rice slurry to the solid-liquid mixing and stirring tank 100, and to transfer the large-sized rice grains to the grinder 300 again through the material transfer mechanism 200. The rice milk storage bin 600 is used for storing fine rice milk obtained by filtering through the filtering tank 400.

The solid-liquid mixing and stirring barrel 100 comprises a barrel body 110, a stirring driving member 120, a stirring wheel shaft 130 and a stirring assembly 140. The barrel 110 is used for containing the grains to be ground and the clean water with the appropriate proportion, and the stirring driving member 120 drives the stirring assembly 140 to stir the grains to be ground and the clean water with the appropriate proportion in the barrel 110 through the stirring wheel shaft 130. Further, the agitation drive 120 is a rotary motor. In another embodiment, the agitation drive member is a rotary air cylinder. The barrel 110 is provided with a stirring cavity 101, a feeding port 102, a material returning port 103 and a material discharging port 104. The feeding port 102, the feed back port 103 and the discharge port 104 are respectively communicated with the stirring cavity 101. The discharge hole 104 is opened at the bottom of the barrel 110, so that the rice grains to be ground in the barrel 110 and the clean water with the appropriate proportion are pumped to the grinder 300 through the discharge hole 104 by the raw material conveying mechanism 200 under the action of gravity. The feed back port 103 is arranged at the top of the barrel body 110, so that large-particle rice grains filtered by the filter box 400 can be fully mixed with clean water in the barrel body 110. The grains to be ground and the clean water with the matched proportion are contained in the stirring cavity 101. The barrel 110 is provided with a feeding switch valve 111 at the feeding port 102, a discharging switch valve 112 at the discharging port 104, and a return switch valve 113 at the return port 103. The stirring driving member 120 is in driving connection with the stirring axle 130, the stirring axle 130 is at least partially accommodated in the stirring chamber 101, and the stirring assembly 140 is accommodated in the stirring chamber 101. The stirring assembly 140 includes a blade connector 141 and a plurality of stirring blades 142, each stirring blade 142 is connected to the blade connector 141, and the blade connector 141 is connected to the stirring axle 130, for example, the blade connector 141 is sleeved on the stirring axle 130. In the present embodiment, the stirring blade 142 is a stainless stirring blade.

The material transfer mechanism 200 includes a suction pump 210, a material tube 220, and a feed hopper 230. The input end of the water pump 210 is inserted into the discharge hole 104 and is communicated with the stirring cavity 101, the output end of the water pump 210 is communicated with the input end of the raw material pipe 220, and the output end of the raw material pipe 220 is communicated with the input end of the charging hopper 230. The first pipeline valve 221 is arranged on the raw material pipe 220, and the speed of adding the rice grains to be ground and the clean water with the appropriate proportion into the grinder 300 by the raw material conveying mechanism 200 can be regulated and controlled by controlling the first pipeline valve 221 so as to adapt to the actual grinding condition of the multistage refining equipment 10. The output end of the charging hopper 230 is communicated with the input end of the grinder 300, the output end of the grinder 300 is communicated with the input end of the filter box 400, and the output end of the filter box 400 is communicated with the input end of the rice milk storage bin 600. The water pump 210 is used for pumping the rice grains to be ground and the clean water with the appropriate proportion, which are contained in the stirring chamber 101, into the feeding funnel 230 through the raw material pipe 220, and the rice grains to be ground and the clean water with the appropriate proportion enter the grinder 300 along the feeding funnel 230. The bottom of the filter tank 400 is provided with a filter plate 410, and the filter plate 410 is used for filtering large-sized rice grains in the rice milk.

The rice grain recovery mechanism 500 comprises a pushing cylinder 510, a pushing plate 520 and a return pipe 530. The feed back pipe 530 is provided with a second pipe valve, and the user controls whether to feed back the large-grain rice grains to the tub 110 through the second pipe valve. The push plate 520 is accommodated in the filter box 400 and is arranged close to the filter plate 410, the filter box 400 is provided with a material collecting port 401 on the side wall close to the box bottom, the filter box 400 is provided with a conveying valve 420 at the material collecting port 401, the push cylinder 510 drives the push plate 520 to move close to or far away from the material collecting port 401, the input end of the return pipe 530 is inserted into the material collecting port 401 to be communicated with the filter box 400, the output end of the return pipe 530 is inserted into the material returning port 103 to be communicated with the stirring cavity 101, and the return pipe 530 is obliquely arranged and is communicated with the filter box 400 and the barrel. The pushing cylinder 510 drives the pushing plate 520 to push the large-grain rice grains filtered by the filter plate 410 into the stirring chamber 101 through the material return pipe 530. In this embodiment, the push cylinder 510 is connected to the outer sidewall of the rice milk storage bin 600. Further, the output end of the filter tank 400 is provided with a switch valve. It should be noted that when the pushing plate 520 is driven by the pushing cylinder 510 to push the large-grain rice grains filtered by the filter plate 410 to the feeding back pipe 530 through the material collecting port 401, the rice grains may adhere to the inner side wall of the feeding back pipe 530 due to the clean water on the surface, or even block the feeding back pipe 530, which may affect the normal operation of the rice grain recovering mechanism 500. When the rice grain recycling mechanism 500 recycles the large-sized rice grains filtered by the filter plate 410, the output end of the filter box 400 closed by the user is provided with a switch valve, so that the rice slurry output from the grinder 300 can flush the large-sized rice grains filtered by the filter plate 410 into the stirring chamber 101 through the material returning pipe 530.

In the working process of grinding rice grains, the multistage refining equipment 10 is used for adding rice grains to be ground and clean water with a proper proportion into the barrel 110 through the feeding port 102, the stirring driving member 120 drives the stirring assembly 140 to sufficiently stir the rice grains to be ground and the clean water with the proper proportion for a period of time through the stirring wheel shaft 130, and the water pump 210 pumps the sufficiently mixed rice grains and the clean water in the barrel 110 to the feeding funnel 230 through the raw material pipe 220. The well-mixed rice kernels and clean water are fed from the hopper into the grinder 300, and the grinder 300 grinds the rice kernels to obtain rice slurry. The rice milk is transferred from the grinder 300 to the filter box 400, and the ground rice milk is filtered by the filter plate 410 and transferred to the rice milk storage bin 600, while large-sized rice grains in the rice milk stay on the filter plate 410. With the long-term operation of the multistage refining apparatus 10, a large amount of large-sized grains are collected in the filtering plates 410, and at this time, the pushing cylinders 510 drive the pushing plates 520 to push the large-sized grains collected in the filtering plates 410 to the return pipe 420 from the collecting port 401 formed in the filtering tank 400. The large-grain rice grains will enter the barrel 110 through the feed-back opening 103 along the obliquely arranged feed-back pipe 420 due to the gravity. Large grain rice is pumped from the tub 110 by the pump 210 to the grinder 300 and ground again. With such circulation, the multistage grinding equipment 10 can realize multiple times of grinding of rice grains to be ground, so that the fineness of rice milk is improved, and the processing quality of rice flour is improved.

Referring to fig. 2, in order to improve the stirring efficiency of the solid-liquid mixing and stirring barrel 100, in one embodiment, the solid-liquid mixing and stirring barrel 100 includes at least two stirring assemblies 140, and the at least two stirring assemblies 140 are uniformly disposed on the stirring wheel shaft 130. In the present embodiment, the solid-liquid mixing and stirring barrel 100 includes two stirring assemblies 140. Two stirring assemblies 140 are located at the top and bottom of the stirring axle 130, respectively. The two stirring assemblies 140 improve the stirring effect of the solid-liquid mixing and stirring barrel 100 on the grains to be ground in the barrel body 110 and the clean water with the matched proportion, and improve the stirring efficiency of the solid-liquid mixing and stirring barrel 100 on the grains to be ground in the barrel body 110 and the clean water with the matched proportion. Further, two adjacent stirring assemblies 140 are disposed in opposite directions. Due to the fact that the directions of the two adjacent stirring assemblies 140 are opposite, during the stirring process, two opposite rotational flows are formed by the rice grains to be ground and the clean water with the adaptive proportion in the stirring cavity 101 between the adjacent stirring assemblies 220, and the rice grains to be ground and the clean water with the adaptive proportion in the barrel 110 are fully mixed due to the collision of the two opposite rotational flows. Therefore, the stirring efficiency of the solid-liquid mixing and stirring barrel 100 is improved, and the stirring effect of the solid-liquid mixing and stirring barrel 100 is improved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A multi-stage refining apparatus, comprising: the rice grain recovery device comprises a solid-liquid mixing and stirring barrel, a raw material conveying mechanism, a grinding machine, a filter box, a rice grain recovery mechanism and a rice milk storage bin;

the solid-liquid mixing and stirring barrel comprises a barrel body, a stirring driving piece, a stirring wheel shaft and a stirring assembly; the barrel body is provided with a stirring cavity, a feeding port, a material returning port and a discharging port, the feeding port, the material returning port and the discharging port are respectively communicated with the stirring cavity, a feeding switch valve is arranged at the part of the barrel body at the feeding port, a discharging switch valve is arranged at the part of the barrel body at the discharging port, and a material returning switch valve is arranged at the part of the barrel body at the material returning port; the stirring driving piece is in driving connection with the stirring wheel shaft, the stirring wheel shaft is at least partially accommodated in the stirring cavity, and the stirring assembly is accommodated in the stirring cavity; the stirring assembly comprises a blade connecting piece and a plurality of stirring blades, each stirring blade is connected with the blade connecting piece, and the blade connecting pieces are connected with the stirring wheel shafts;

the raw material conveying mechanism comprises a water suction pump, a raw material pipe and a feeding funnel, wherein the input end of the water suction pump is inserted into the discharge port and is communicated with the stirring cavity, the output end of the water suction pump is communicated with the input end of the raw material pipe, the output end of the raw material pipe is communicated with the input end of the feeding funnel, the output end of the feeding funnel is communicated with the input end of the grinder, the output end of the grinder is communicated with the input end of the filter box, and the output end of the filter box is communicated with the input end of the rice milk storage bin;

the bottom of rose box is provided with the filter, rice grain recovery mechanism is including promoting cylinder, push pedal and feed back pipe, the push pedal accept in the rose box and be close to the filter sets up, the rose box is close to the lateral wall at the bottom of the case and has seted up the material collecting port, the rose box in the material collecting port is provided with delivery flap, promote the cylinder drive the push pedal is close to or keeps away from the motion of material collecting port, the input of feed back pipe inserts material collecting port with the rose box intercommunication, the output of feed back pipe inserts the feed back port with the stirring chamber intercommunication, the slope of feed back pipe sets up and will by last under to the rose box with the staving intercommunication.

2. The multi-stage refining apparatus according to claim 1, wherein the solid-liquid mixing agitator includes at least two agitating members, and the two agitating members are uniformly disposed on the agitating wheel shaft.

3. The multi-stage refining apparatus according to claim 2, wherein adjacent two of the agitating members are arranged in opposite directions.

4. The multi-stage refining apparatus according to claim 1, wherein a first conduit valve is provided on the raw material pipe.

5. The multi-stage refining apparatus according to claim 1, wherein a second conduit valve is provided on the feed back pipe.

6. The multi-stage refining apparatus according to claim 1, wherein the stirring drive is a rotating motor.

7. The multi-stage refining apparatus according to claim 1, wherein the agitation drive is a rotating cylinder.

8. The multi-stage refining apparatus according to claim 1, wherein the discharge port is opened at a bottom of the barrel.

9. The multi-stage refining apparatus according to claim 1, wherein the feed back opening is opened at a top of the barrel.

10. The multi-stage refining apparatus according to any one of claims 1 to 9, wherein the output of the filter box is provided with a switch valve.

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