Peanut screening device

Abstract

The utility model discloses a peanut screening device, and relates to the technical field of peanut processing. A peanut screening device comprises a support, a first screening plate, a second screening plate, a first connecting rod mechanism, a second connecting rod mechanism, an eccentric connecting rod mechanism and a cleaning mechanism. The first sieve plate and the second sieve plate are vertically arranged on the bracket at intervals; the aperture of sieve pores in the first sieve plate is greater than that of sieve pores in the second sieve plate; one side of the first sieve plate and one side of the second sieve plate are connected to the support through a first connecting rod mechanism and a second connecting rod mechanism respectively, and the other side of the first sieve plate and the other side of the second sieve plate are connected to the support through eccentric connecting rod mechanisms. According to the peanut screening device, the peanut cleaning and screening operation procedures can be simplified, and the automation level of operation is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of peanut processing, in particular to a peanut screening device. Background Art

[0002] After peanuts are harvested from the land and before further processing, they generally need to be cleaned and screened to clean the mud and sand on the surface of the peanuts and screen out peanuts of appropriate size and specifications.

[0003] At present, the cleaning and screening operations of the above-mentioned peanuts are mostly semi-automatic operations. For example, workers pour the peanuts into a container and clean them with the help of high-pressure spray water or stirring tools. After cleaning, they use tools such as net bags to pick up the peanuts from the container and detect some broken peanuts and small peanuts that are not full. The above operation method is cumbersome.

[0004] In this regard, the inventors believe that how to solve the above technical problems is to design a peanut screening device, which can simplify the cleaning and screening operation process of peanuts and improve the level of automation of the operation.

[0005] The information disclosed in this background technology section is only intended to increase the understanding of the overall background of the present invention, and should not be regarded as acknowledging or suggesting in any form that the information constitutes the prior art already known to a person skilled in the art. Utility Model Content

[0006] In view of the above technical problems, an embodiment of the utility model provides a peanut screening device to solve the problems raised in the above background technology.

[0007] The utility model provides the following technical solutions:

[0008] A peanut screening device comprises: a bracket, a first screen plate, a second screen plate, a first connecting rod mechanism, a second connecting rod mechanism, an eccentric connecting rod mechanism and a cleaning mechanism;

[0009] The first sieve plate and the second sieve plate are arranged on the bracket with an interval up and down; wherein the sieve hole diameter on the first sieve plate is larger than the sieve hole diameter on the second sieve plate;

[0010] One side of the first sieve plate and the second sieve plate are connected to the bracket through a first connecting rod mechanism and a second connecting rod mechanism respectively, and the other side of the first sieve plate and the second sieve plate are connected to the bracket through an eccentric connecting rod mechanism;

[0011] The first connecting rod mechanism includes a first short rod, a first upper connecting rod shaft, and a first lower connecting rod shaft; the first upper connecting rod shaft is fixed to the bracket, the first lower connecting rod shaft is fixed to the first screen plate, and the two ends of the first short rod are rotatably connected to the first upper connecting rod shaft and the first lower connecting rod shaft respectively;

[0012] The second connecting rod mechanism includes a second short rod, a second upper connecting rod shaft, and a second lower connecting rod shaft; the second lower connecting rod shaft is fixed on the bracket, the second upper connecting rod shaft is fixed on the second screen plate, and the two ends of the second short rod are rotatably connected to the second upper connecting rod shaft and the second lower connecting rod shaft respectively;

[0013] The eccentric connecting rod mechanism comprises a first long rod, a second long rod, a motor, an eccentric wheel, a first connecting rod pin, and a second connecting rod pin; the first connecting rod pin is fixed on the first screen plate, and the second connecting rod pin is fixed on the second screen plate;

[0014] One end of the first long rod is cross-arranged with one end of the second long rod, and the intersection of the first long rod and the second long rod is rotatably arranged on the first connecting rod pin; the other end of the second long rod is rotatably arranged on the second connecting rod pin;

[0015] The motor is fixed on the bracket, and the main shaft of the motor is fixedly connected to the eccentric wheel, and the connection position is a non-center point position of the eccentric wheel; a collar is arranged at the other end of the first long rod, and the collar of the first long rod is sleeved and fixed on the outer peripheral wall of the eccentric wheel;

[0016] The cleaning mechanism comprises water supply pipes arranged on both sides of the top of the bracket and cleaning nozzles connected between the water supply pipes at intervals on both sides. The bottom surface of the cleaning nozzle is provided with a plurality of water outlet nozzles.

[0017] Preferably, the length of the first sieve plate is greater than that of the second sieve plate; a material receiving box is provided at the discharge end of the second sieve plate, and the top of the material receiving box is an open structure.

[0018] Preferably, a feed bin is provided at the top of the bracket near the feed end of the first sieve plate, and a guide plate extending to above the first sieve plate is provided at the discharge port at the bottom of the feed bin.

[0019] Preferably, fixing plates are provided on both sides of the bottom of the bracket, and a plurality of mounting holes are provided on the fixing plates.

[0020] A peanut screening device provided by an embodiment of the utility model has the following beneficial effects: the utility model designs a peanut screening device, which can simplify the cleaning and screening operation process of peanuts and improve the automation level of the operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of the utility model from the first angle;

[0022] Figure 2 This is a schematic diagram of the structure of the utility model from a second angle;

[0023] Figure 3 For this utility model Figure 2 A partial enlarged view of middle A;

[0024] Figure 4For this utility model Figure 2 A partial enlarged view of B. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 4 .

[0027] In view of the problems mentioned in the above background technology, the embodiment of the utility model provides a peanut screening device to solve the above technical problems, and its technical solution is as follows:

[0028] A peanut screening device comprises: a bracket 110, a first screen plate 120, a second screen plate 130, a first connecting rod mechanism, a second connecting rod mechanism, an eccentric connecting rod mechanism and a cleaning mechanism;

[0029] The bracket 110 is mainly formed by welding a square tube and a plate. The specific shape and structure of the bracket 110 are not specifically limited and are specifically set according to actual conditions.

[0030] The first sieve plate 120 and the second sieve plate 130 are arranged on the bracket 110 at intervals in the upper and lower directions; the first sieve plate 120 and the second sieve plate 130 are arranged in an inclined manner; Figure 1 As shown, the left side of the first sieve plate 120 and the right side of the second sieve plate 130 is high and low;

[0031] The aperture of the sieve holes on the first sieve plate 120 is larger than that of the sieve holes on the second sieve plate 130; the aperture of the sieve holes on the first sieve plate 120 is larger than that of normal peanuts, and is mainly used to filter out large particles of crushed stones mixed in the peanuts; the aperture of the sieve holes on the second sieve plate 130 is smaller than that of normal peanuts, and is mainly used to collect peanuts;

[0032] One side of the first sieve plate 120 and the second sieve plate 130 are connected to the bracket 110 through a first connecting rod mechanism and a second connecting rod mechanism respectively, and the other side of the first sieve plate 120 and the second sieve plate 130 are connected to the bracket 110 through an eccentric connecting rod mechanism;

[0033] The first connecting rod mechanism includes a first short rod 164, a first upper connecting rod shaft 164a, and a first lower connecting rod shaft 164b; the first upper connecting rod shaft 164a is fixed to the bracket 110, the first lower connecting rod shaft 164b is fixed to the first screen plate 120, and both ends of the first short rod 164 are rotatably connected to the first upper connecting rod shaft 164a and the first lower connecting rod shaft 164b respectively;

[0034] The second connecting rod mechanism includes a second short rod 165, a second upper connecting rod shaft 165a, and a second lower connecting rod shaft 165b; the second lower connecting rod shaft 165b is fixed to the bracket 110, the second upper connecting rod shaft 165a is fixed to the second sieve plate 130, and the two ends of the second short rod 165 are rotatably connected to the second upper connecting rod shaft 165a and the second lower connecting rod shaft 165b respectively;

[0035] The eccentric connecting rod mechanism includes a first long rod 161, a second long rod 162, a motor 166, an eccentric wheel 163, a first connecting rod pin 160a, and a second connecting rod pin 160b; the first connecting rod pin 160a is fixed on the first sieve plate 120, and the second connecting rod pin 160b is fixed on the second sieve plate 130;

[0036] One end of the first long rod 161 is cross-arranged with one end of the second long rod 162, and the intersection of the first long rod 161 and the second long rod 162 is rotatably arranged on the first connecting rod pin 160a; the other end of the second long rod 162 is rotatably arranged on the second connecting rod pin 160b;

[0037] The motor 166 is fixed on the bracket 110, and the main shaft of the motor 166 is fixedly connected to the eccentric wheel 163, and the connection position is a non-center point position of the eccentric wheel 163; the other end of the first long rod 161 is provided with a collar, and the collar of the first long rod 161 is sleeved and fixed on the outer peripheral wall of the eccentric wheel 163;

[0038] The cleaning mechanism includes water supply pipes 151 arranged on both sides of the top of the bracket 110, and cleaning nozzles 152 spaced apart and connected between the water supply pipes 151 on both sides. The bottom surface of the cleaning nozzle 152 is provided with a plurality of water outlet nozzles; the water supply pipe 151 is connected to the water tank through a pump body.

[0039] In this device, the main shaft of the motor 166 is fixedly connected to the eccentric wheel 163, and the connection position is not at the center of the eccentric wheel 163, so that the eccentric wheel 163 can be driven by the motor 166 to rotate, thereby driving the movement of the eccentric connecting rod mechanism; one end of the first long rod 161 is fixed to the eccentric wheel 163 through a ring, so that the rotation of the eccentric wheel 163 can make the first long rod 161 produce reciprocating motion, thereby driving the vibration of the screen plate.

[0040] In this embodiment, the length of the first sieve plate 120 is greater than that of the second sieve plate 130 ; a material receiving box 170 is provided at the discharge end of the second sieve plate 130 , and the top of the material receiving box 170 is an open structure.

[0041] The length of the first sieve plate 120 is designed to be greater than that of the second sieve plate 130, so that large-particle gravel mixed in the peanuts can roll down from the discharge end of the first sieve plate 120 to avoid falling onto the second sieve plate 130; the peanuts screened on the second sieve plate 130 can roll down to the receiving box 170 for collection.

[0042] In this embodiment, a feed bin 140 is provided at the top of the bracket 110 near the feeding end of the first sieve plate 120, and a guide plate 141 extending to the top of the first sieve plate 120 is provided at the outlet position at the bottom of the feed bin 140; peanuts are thrown into the feed bin 140 and then roll down from the guide plate 141 to the first sieve plate 120.

[0043] In this embodiment, fixing plates 111 are provided on both sides of the bottom of the bracket 110 , and a plurality of mounting holes are provided on the fixing plates 111 ; bolts are inserted into the mounting holes to lock the utility model on the ground.

[0044] The method of using a peanut screening device provided by the embodiment of the utility model is as follows:

[0045] 1. Pour the peanuts to be cleaned and screened directly into the feed bin 140. The peanuts are thrown into the feed bin 140 and then roll down from the guide plate 141 to the first screen plate 120;

[0046] 2. The motor 166 works and drives the eccentric wheel 163 to rotate, thereby driving the movement of the eccentric connecting rod mechanism; one end of the first long rod 161 is fixed to the eccentric wheel 163 through a collar, so that the rotation of the eccentric wheel 163 can make the first long rod 161 reciprocate, thereby synchronously driving the first sieve plate 120 and the second sieve plate 130 to vibrate;

[0047] 3. During the vibration of the first sieve plate 120 and the second sieve plate 130, the washing water is sprayed onto the peanuts from the water outlet nozzle on the washing nozzle 152, the mud and sand are sprayed off the peanuts, and the larger pieces of mud and sand can be sprayed into fine mud and sand; in combination with the vibration of the first sieve plate 120 and the second sieve plate 130, the separation of mud and sand from the peanuts can be accelerated;

[0048] 4. Some large gravel particles mixed in the peanuts that cannot be crushed by the cleaning water can be rolled off from the discharge end of the first sieve plate 120 for removal; the washed peanuts fall from the first sieve plate 120 onto the second sieve plate 130, and are rolled out and collected from the discharge end of the second sieve plate 130 under the vibration of the second sieve plate 130; mud, crushed peanuts, and incomplete small-grain peanuts fall to the ground through the sieve holes on the second sieve plate 130 and are separated from the peanuts.

[0049] A peanut screening device provided by an embodiment of the utility model has the following beneficial effects: the utility model designs a peanut screening device, which can simplify the cleaning and screening operation process of peanuts and improve the automation level of the operation.

[0050] The device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, and may be located in one place or distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

[0051] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0052] It is understandable that those skilled in the art can make equivalent substitutions or changes based on the technical solution and concept of the utility model, and all these changes or substitutions should fall within the protection scope of the claims attached to the utility model.

Claims

1. A peanut screening device, characterized in that: include: A bracket, a first sieve plate, a second sieve plate, a first connecting rod mechanism, a second connecting rod mechanism, an eccentric connecting rod mechanism and a cleaning mechanism; The first sieve plate and the second sieve plate are arranged on the bracket with an interval up and down; wherein the sieve hole diameter on the first sieve plate is larger than the sieve hole diameter on the second sieve plate; One side of the first sieve plate and the second sieve plate are connected to the bracket through a first connecting rod mechanism and a second connecting rod mechanism respectively, and the other side of the first sieve plate and the second sieve plate are connected to the bracket through an eccentric connecting rod mechanism; The first connecting rod mechanism includes a first short rod, a first upper connecting rod shaft, and a first lower connecting rod shaft; the first upper connecting rod shaft is fixed to the bracket, the first lower connecting rod shaft is fixed to the first screen plate, and the two ends of the first short rod are rotatably connected to the first upper connecting rod shaft and the first lower connecting rod shaft respectively; The second connecting rod mechanism includes a second short rod, a second upper connecting rod shaft, and a second lower connecting rod shaft; the second lower connecting rod shaft is fixed on the bracket, the second upper connecting rod shaft is fixed on the second screen plate, and the two ends of the second short rod are rotatably connected to the second upper connecting rod shaft and the second lower connecting rod shaft respectively; The eccentric connecting rod mechanism comprises a first long rod, a second long rod, a motor, an eccentric wheel, a first connecting rod pin, and a second connecting rod pin; the first connecting rod pin is fixed on the first screen plate, and the second connecting rod pin is fixed on the second screen plate; One end of the first long rod is cross-arranged with one end of the second long rod, and the intersection of the first long rod and the second long rod is rotatably arranged on the first connecting rod pin; the other end of the second long rod is rotatably arranged on the second connecting rod pin; The motor is fixed on the bracket, and the main shaft of the motor is fixedly connected to the eccentric wheel, and the connection position is a non-center point position of the eccentric wheel; a collar is arranged at the other end of the first long rod, and the collar of the first long rod is sleeved and fixed on the outer peripheral wall of the eccentric wheel; The cleaning mechanism comprises water supply pipes arranged on both sides of the top of the bracket and cleaning nozzles connected between the water supply pipes at intervals on both sides. The bottom surface of the cleaning nozzle is provided with a plurality of water outlet nozzles.

2. The peanut screening device according to claim 1, characterized in that: The length of the first sieve plate is greater than that of the second sieve plate; a material receiving box is arranged at the discharge end of the second sieve plate, and the top of the material receiving box is an open structure.

3. The peanut screening device according to claim 1, characterized in that: A feed bin is arranged at the top of the bracket near the feed end of the first sieve plate, and a guide plate extending to the top of the first sieve plate is arranged at the discharge port at the bottom of the feed bin.

4. The peanut screening device according to claim 1, characterized in that: Fixed plates are arranged on both sides of the bottom of the bracket, and a plurality of mounting holes are arranged on the fixed plates.

Images