Rapeseed screening equipment

Abstract

The utility model belongs to the technical field of screening equipment, and particularly relates to rapeseed screening equipment which comprises a screening pool, a floating object cleaning mechanism is fixedly installed on the inner surface of the screening pool, and a conveying mechanism is fixedly installed on the inner wall of the screening pool. The floating object cleaning mechanism comprises a floating object cleaning assembly, the floating object cleaning assembly comprises a first motor, a first rotating shaft is fixedly installed at the output end of the first motor through a speed reducer, a first conveying belt is installed on the outer surface of the first rotating shaft in a transmission mode, and a cleaning rod is fixedly installed on the outer surface of the first conveying belt. According to the rapeseed screening equipment, a first motor drives a first conveying belt to conduct transmission through a first rotating shaft, the first conveying belt drives a cleaning rod to conduct transmission, bad seeds and impurities floating on the water surface of a screening pool are guided into a guiding frame, and then a second motor drives a second conveying belt to conduct transmission through a second rotating shaft; and the bad seeds guided into the guide frame by the cleaning rod are conveyed out.

Description

TECHNICAL FIELD

[0001] The utility model relates to screening equipment technical field especially relates to a rapeseed screening equipment. BACKGROUND

[0002] Rapeseed is one of China's main oil crops and nectar source crops, and its oil content is as high as 37.5%-46.3%, and it is widely cultivated in China. When people sow rapeseed seeds, they need to screen the rapeseed seeds to remove the necrotic seeds (i.e. imperfect seed) in the seeds. The rapeseed seed screening method in the prior art is usually a manual sorting method, such as using a hand-operated screen to screen out imperfect seed in the seeds.

[0003] Publication No. CN208357010U; a rapeseed seed screening device, comprising a rack, a screening pool is installed on the rack, a partition is vertically arranged in the screening pool, the partition separates the screening pool into a left pool body and a right pool body, and a gap is formed between the bottom end of the partition and the bottom surface of the screening pool. Using the device to automatically screen rapeseed seeds can completely remove imperfect seeds and conveniently collect healthy rapeseed seeds, which is very time-saving and labor-saving. However, the following problems may exist in actual operation:

[0004] 1. The patent uses a suction tube to collect seeds floating on the water surface. During the collection process, the bad seeds and screening water are sucked away together, causing the water surface to drop, and the suction tube cannot suck away the bad seeds floating on the water surface. At the same time, there are also impurities such as straw floating on the water surface, which causes the problem of blockage in the pipeline when the bad seeds are sucked away.

[0005] 2. During the screening process of rapeseed seeds, good seeds are pushed by bad seeds on the water surface, or bad seeds are pressed by good seeds under the water surface, and there is no stirring step, which causes the screened seeds to still be mixed with bad seeds. SUMMARY

[0006] In order to overcome the defects of the prior art as pointed out above, the present inventors have conducted in-depth research and, after a lot of creative labor, completed the present utility model.

[0007] Specifically, the technical problem to be solved by the present utility model is to provide a rapeseed screening device to solve the technical problem that the current screening device uses a pipeline to suck away bad seeds, which easily causes blockage in the pipeline, and during the screening process, bad seeds are pressed by good seeds under the water surface, resulting in a still low good rate during the screening process. When the holding box is transferred between the left pool body and the right pool body, it is necessary to stop adding rapeseed seeds to be screened into the left pool body, which cannot achieve the technical problem of continuously screening seeds.

[0008] To solve the above technical problems, the utility model provides the following technical scheme:

[0009] A rapeseed screening equipment, including screening pool, the inner surface of screening pool is fixedly installed with floating object cleaning mechanism, the inner wall of screening pool is fixedly installed with transport mechanism, the inner wall of screening pool is fixedly installed with guide plate;

[0010] The floating object cleaning mechanism includes a floating object cleaning assembly, the floating object cleaning assembly includes a motor, the outer surface of the motor is fixedly connected with the back of the screening pool through a fixed frame, a rotating shaft is fixedly installed on the output end of the motor through a speed reducer, a transmission belt is drivingly installed on the outer surface of the rotating shaft, and a cleaning rod is fixedly installed on the outer surface of the transmission belt.

[0011] As an improved technical scheme, the front end of the rotating shaft penetrates the screening pool and extends to the inside of the screening pool.

[0012] As an improved technical scheme, the floating object cleaning mechanism further includes a floating object transport assembly, the floating object transport assembly includes a guide frame, the two sides of the guide frame are fixedly connected with the inner wall of the screening pool, a second motor is fixedly installed on the outer surface of the guide frame, a second rotating shaft is fixedly installed on the output end of the second motor through a speed reducer, and a second transmission belt is drivingly installed on the outer surface of the second rotating shaft.

[0013] As an improved technical scheme, the floating object cleaning mechanism further includes a stirring assembly, the stirring assembly includes a water pump, the front of the water pump is fixedly connected with the back of the screening pool, a water inlet pipe is communicated with the top end of the water pump, a water suction pipe is communicated with one side of the water pump, and a water jet pipe is communicated with the other end of the water pump.

[0014] As an improved technical scheme, the outer surface of the water jet pipe is provided with a water jet hole, the right end of the water suction pipe is communicated with the left side of the guide frame, and the front end of the water jet pipe penetrates the screening pool and extends to the inside of the screening pool.

[0015] As an improved technical scheme, the transport mechanism includes a third motor, the front of the third motor is fixedly connected with the back of the screening pool, a third rotating shaft is fixedly installed on the output end of the third motor through a speed reducer, and a third transmission belt is drivingly installed on the outer surface of the third rotating shaft.

[0016] As an improved technical scheme, the transport mechanism further includes guide rods, the ends of the two guide rods away from each other are rotatably connected with the inner surface of the screening pool, and the outer surface of the guide rod is slidably connected with the outer surface of the third transmission belt.

[0017] The beneficial effects of the present application are as follows:

[0018] 1、The utility model discloses a design that the poor seed that floats in the screening pool is continuously cleaned, the cooperation of primary motor and primary rotating shaft and primary conveying belt and cleaning rod, the cooperation of cleaning rod and guide frame, the cooperation of guide frame and second motor and second rotating shaft and second conveying belt, thereby reach the poor seed and impurity that float on the water surface are taken out from the screening pool together, when using the pipeline to take the poor seed that floats, the poor seed and impurity block the pipeline, and a part of water is taken away simultaneously, and the water level drops, and the pipeline cannot take the poor seed that floats, the cooperation of guide frame and water pump and water suction pipe and water jet pipe, the cooperation of water jet pipe and water inlet pipe and water jet and guide plate, thereby reach the seed that falls to the guide plate is stirred by water flow, and the poor seed mixed in the sinking seed is blown out by water flow, and the seed that is screened still can be mixed with the poor seed.

[0019] 2、The utility model discloses a design that rapeseed is continuously screened, the cooperation of floating object cleaning mechanism and guide plate, thereby reach the poor seed that floats is continuously collected, the cooperation of third motor and third rotating shaft and third conveying belt and guide rod, thereby reach the seed that sinks from the bottom of screening pool is continuously taken out, improve the effect that rapeseed seed good product is continuously screened. ACCURACY

[0020] In order to more clearly illustrate the technical scheme of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiment description. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without any creative labor. Among them:

[0021] Figure 1 It is the whole three-dimensional structure schematic diagram of the rapeseed screening equipment of the utility model.

[0022] Figure 2 It is the screening pool three-dimensional sectional view structure schematic diagram of the rapeseed screening equipment of the utility model.

[0023] Figure 3 It is the transport mechanism three-dimensional structure schematic diagram of the rapeseed screening equipment of the utility model.

[0024] Figure 4 It is the screening pool three-dimensional rear view structure schematic diagram of the rapeseed screening equipment of the utility model.

[0025] Figure 5 It is the guide frame three-dimensional sectional view structure schematic diagram of the rapeseed screening equipment of the utility model.

[0026] BRIEF DESCRIPTION OF DRAWINGS

[0027] 1, screening pool; 2, floating object cleaning mechanism; 21, floating object cleaning assembly; 211, No. 1 motor; 212, No. 1 rotating shaft; 213, No. 1 conveying belt; 214, cleaning rod; 22, floating object conveying assembly; 221, guide frame; 222, No. 2 motor; 223, No. 2 rotating shaft; 224, No. 2 conveying belt; 23, stirring assembly; 231, water pump; 232, water inlet pipe; 233, water suction pipe; 234, water spraying pipe; 235, water spraying hole; 3, conveying mechanism; 31, No. 3 motor; 32, No. 3 rotating shaft; 33, No. 3 conveying belt; 34, guide rod; 4, guide plate. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0029] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relative positional relationship, movement condition, etc. between components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications will also change accordingly.

[0030] Meanwhile, "and / or" or "and / or" appearing throughout the text means that it includes three schemes, taking "A and / or B" as an example, including A scheme, or B scheme, or A and B schemes.

[0031] In addition, the description of "first", "second" and the like in the present application is only for the purpose of description, and cannot be understood as indicating or implying the relative importance of the indicated technical features or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the fact that a person skilled in the art can realize it, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, nor is it within the scope of protection required by the present application.

[0032] For example, Figure 1 , Figure 2 and Figure 4As shown in the drawings, the embodiment provides a rapeseed screening device, which comprises a screening pool 1, a floating object cleaning mechanism 2 fixedly installed on the inner surface of the screening pool 1, a conveying mechanism 3 fixedly installed on the inner wall of the screening pool 1, and a guide plate 4 fixedly installed on the inner wall of the screening pool 1.

[0033] The floating object cleaning mechanism 2 comprises a floating object cleaning assembly 21, which comprises a first motor 211, the outer surface of the first motor 211 being fixedly connected with the back surface of the screening pool 1 through a fixing frame, the output end of the first motor 211 being fixedly installed with a first rotating shaft 212 through a speed reducer, the outer surface of the first rotating shaft 212 being drivingly installed with a first conveying belt 213, and the outer surface of the first conveying belt 213 being fixedly installed with a cleaning rod 214.

[0034] The first motor 211 is electrically connected with an external power supply and is controlled by an external PLC programming program.

[0035] As shown in the drawings, Figure 1 , Figure 2 and Figure 4 , the front end of the first rotating shaft 212 penetrates through the screening pool 1 and extends to the inside of the screening pool 1.

[0036] As shown in the drawings, Figure 1 , Figure 2 , Figure 3 and Figure 4 , the floating object cleaning mechanism 2 further comprises a floating object conveying assembly 22, which comprises a guide frame 221, the two sides of the guide frame 221 being fixedly connected with the inner wall of the screening pool 1, the outer surface of the guide frame 221 being fixedly installed with a second motor 222, the output end of the second motor 222 being fixedly installed with a second rotating shaft 223 through a speed reducer, and the outer surface of the second rotating shaft 223 being drivingly installed with a second conveying belt 224.

[0037] The second motor 222 is electrically connected with an external power supply and is controlled by an external PLC programming program.

[0038] As shown in the drawings, Figure 1 and Figure 4 , the floating object cleaning mechanism 2 further comprises a stirring assembly 23, which comprises a water pump 231, the front surface of the water pump 231 being fixedly connected with the back surface of the screening pool 1, the top end of the water pump 231 being communicated with a water inlet pipe 232, one side of the water pump 231 being communicated with a water suction pipe 233, and the other end of the water pump 231 being communicated with a water spraying pipe 234.

[0039] The water pump 231 is electrically connected with an external power supply and is controlled by an external PLC programming program.

[0040] As shown in the drawings, Figure 1 andFigure 2 As shown in the figures, the outer surface of the water spraying pipe 234 is provided with a water spraying hole 235, the right end of the water absorbing pipe 233 is connected with the left side of the guide frame 221, and the front end of the water spraying pipe 234 penetrates through the screening pool 1 and extends to the inside of the screening pool 1.

[0041] As shown in the figures, Figure 1 , Figure 2 and Figure 4 As shown in the figures, the conveying mechanism 3 comprises a third motor 31, the front surface of the third motor 31 is fixedly connected with the back surface of the screening pool 1, the output end of the third motor 31 is fixedly installed with a third rotating shaft 32 through a speed reducer, and the outer surface of the third rotating shaft 32 is drivingly installed with a third conveying belt 33.

[0042] The third motor 31 is controlled by an external plc programming program, and the third motor 31 is electrically connected with an external power supply.

[0043] As shown in the figures, Figure 1 and Figure 3 As shown in the figures, the conveying mechanism 3 further comprises a guide rod 34, the mutually faraway ends of the two guide rods 34 are all rotatably connected with the inner surface of the screening pool 1, and the outer surface of the guide rod 34 is slidingly connected with the outer surface of the third conveying belt 33.

[0044] In use, the rapeseed is continuously put into the screening pool 1 through the feeding pipe, then the first motor 211 drives the first conveying belt 213 to drive the cleaning rod 214 to drive the bad seeds and impurities floating on the water surface of the screening pool 1 into the guide frame 221 through the first rotating shaft 212, then the second motor 222 drives the second conveying belt 224 to drive the bad seeds guided into the guide frame 221 by the cleaning rod 214 to be conveyed out, at the same time, the water guided into the storage cavity in the guide frame 221 is sucked into the water spraying pipe 234 through the water absorbing pipe 234 of the water pump 231, the water in the water inlet pipe 232 is also entered into the water spraying pipe 234, and is sprayed out from the water spraying hole 235 of the water spraying pipe 233 to fluidically stir the seeds on the guide plate 4 to separate the bad seeds from the good seeds, the good seeds are guided to the surface of the third conveying belt 33 through the guide plate 4, then the third motor 31 drives the third rotating shaft 32 to rotate, the third rotating shaft 32 drives the third conveying belt 33 to convey the screened good seeds out of the screening pool 1.

[0045] It should be understood that the use of these embodiments is only for the purpose of illustrating the present application and is not intended to limit the protection scope of the present application. In addition, it should also be understood that after reading the technical content of the present application, those skilled in the art can make various modifications, modifications and / or deformations to the present application, and all these equivalent forms also fall within the protection scope defined by the claims attached to the present application.

Claims

1. A rapeseed screening device, comprising a screening tank (1), characterized in that: A floating object cleaning mechanism (2) is fixedly mounted on the inner surface of the screening pool (1), a transport mechanism (3) is fixedly mounted on the inner wall of the screening pool (1), and a guide plate (4) is fixedly mounted on the inner wall of the screening pool (1); The floating object cleaning mechanism (2) comprises a floating object cleaning assembly (21), the floating object cleaning assembly (21) comprising a No. 1 motor (211), the outer surface of the No. 1 motor (211) being fixedly connected to the back of the screening pool (1) via a fixing frame, the output end of the No. 1 motor (211) being fixedly mounted with a No. 1 rotating shaft (212) via a speed reducer, the outer surface of the No. 1 rotating shaft (212) being transmission-mounted with a No. 1 transmission belt (213), and the outer surface of the No. 1 transmission belt (213) being fixedly mounted with a cleaning rod (214).

2. The rapeseed screening device according to claim 1, characterized in that: The front end of the first rotating shaft (212) passes through the screening pool (1) and extends to the interior of the screening pool (1).

3. The rapeseed screening device according to claim 2, characterized in that: The floating object cleaning mechanism (2) further comprises a floating object transport assembly (22), wherein the floating object transport assembly (22) comprises a guide frame (221), both sides of the guide frame (221) are fixedly connected to the inner wall of the screening tank (1), a second motor (222) is fixedly mounted on the outer surface of the guide frame (221), a second rotating shaft (223) is fixedly mounted on the output end of the second motor (222) via a speed reducer, and a second transmission belt (224) is transmission-mounted on the outer surface of the second rotating shaft (223).

4. The rapeseed screening device according to claim 2, characterized in that: The floating object cleaning mechanism (2) further comprises a stirring assembly (23), wherein the stirring assembly (23) comprises a water pump (231), the front of the water pump (231) being fixedly connected to the back of the screening tank (1), the top end of the water pump (231) being connected to a water inlet pipe (232), one side of the water pump (231) being connected to a water suction pipe (233), and the other end of the water pump (231) being connected to a water spray pipe (234).

5. The rapeseed screening device according to claim 4, characterized in that: The outer surface of the water spray pipe (234) is provided with a water spray hole (235), the right end of the water suction pipe (233) is connected to the left side of the guide frame (221), and the front end of the water spray pipe (234) passes through the screening pool (1) and extends to the interior of the screening pool (1).

6. The rapeseed screening device according to claim 1, characterized in that: The transport mechanism (3) comprises a No. 3 motor (31), the front of the No. 3 motor (31) is fixedly connected to the back of the screening pool (1), the output end of the No. 3 motor (31) is fixedly mounted with a No. 3 rotating shaft (32) via a speed reducer, and the outer surface of the No. 3 rotating shaft (32) is driven and mounted with a No. 3 transmission belt (33).

7. The rapeseed screening device according to claim 1, characterized in that: The transport mechanism (3) further comprises guide rods (34), the ends of the two guide rods (34) being rotatably connected to the inner surface of the screening pool (1), and the outer surfaces of the guide rods (34) being slidably connected to the outer surface of the third conveyor belt (33).

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