Rice screening machine
By designing a rice screening machine that combines dual screening and dust blowing functions, the problem of separation of rice screening and dust removal operations in the prior art is solved, efficient screening of rice and effective collection of dust, and the quality and production efficiency of finished rice products are improved.
Patent Information
- Application Number
- CN202420944869.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-30
- Publication Date
- 2025-04-22
- Estimated Expiration
- 2034-04-30
AI Technical Summary
Existing rice screening and dust removal operations are separated, which are inefficient and difficult to achieve efficient screening and dust collection at the same time.
A rice screening machine is designed, combining the dual screening and dust blowing functions. Through a pair of first fans blowing, a motor in the second box drives the disc rotation, and the auxiliary vacuum cleaner assembly and dust collection assembly, the dual screening of rice and effective dust collection are achieved.
It realizes efficient screening and dust collection of rice, improving the quality and production efficiency of finished rice products.
Smart Images
Figure CN222778415U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of rice processing, in particular to a rice screening machine. Background Art
[0002] Rice is a finished product made from paddy rice after processes such as cleaning, husking, milling, and finishing. The finished rice contains broken rice and floating dust. When storing or selling, the rice needs to be screened and dusted to improve the quality of the finished rice. The existing rice screening and dust removal are operated separately.
[0003] There are various screening machines in the prior art. In order to screen rice according to different specifications and blow off and collect the internal dust during rice screening, a double screening and a screening machine with a dust blowing function are designed, so the use of such a rice screening machine is needed. Utility Model Content
[0004] In view of the deficiencies in the prior art, the utility model provides a rice screening machine, which solves the technical problems raised in the above-mentioned background technology.
[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a rice screening machine comprises a first box body, a first plate body is installed on the upper wall of the first box body, a second box body is installed on the upper wall of the first plate body, a feeding port is opened on the upper wall of the second box body, a pair of screening assemblies are installed inside the second box body, a pair of auxiliary dust suction assemblies are inserted into the side wall of one end of the first box body and one end of the pair of auxiliary dust suction assemblies are installed with a three-way pipe body, a dust collecting assembly is installed on the lower wall of the first box body, the other end of the three-way pipe body is installed on the dust collecting assembly, a first rectangular through hole is opened on the upper wall of the first plate body and the upper and lower walls of the first and second boxes, an arc bottom plate is installed inside the first rectangular through hole, a second plate body is installed on the lower wall of the arc bottom plate, a second rectangular through hole is opened on the side wall of the second plate body close to the second plate body and a sliding door is hinged inside the second rectangular through hole, and a pair of dust blowing assemblies are installed inside the first box body.
[0006] Preferably, the dust blowing assembly includes a first fan, which is installed inside a first box body and one end of a first tube body is inserted into a side wall of the first box body, a first tube body is installed at an exhaust end of the first fan and the first tube body is inserted into a lower wall of the arc bottom plate, and a first filter is installed at an air inlet end of the first fan.
[0007] Preferably, the screening assembly includes a fourth box body, the fourth box body is installed on the side wall of the first box body, a motor is installed inside the fourth box body, a disc is installed at the driving end of the motor, a connecting rod is installed on the side wall of the disc, a cam is installed on the other end of the connecting rod, a pair of second rollers are installed on the side wall of the cam, a third rectangular through hole is opened on the side wall of the second box body, a discharge trough is installed inside the third rectangular through hole, a first iron mesh plate body is hinged on the inner side wall of the discharge trough, and a plurality of first rollers are installed on the other end of the first iron mesh plate body.
[0008] Preferably, the auxiliary dust suction assembly includes a fifth box body, which is inserted into the side wall of the second box body, and a fourth rectangular through hole is opened on the side wall of the fifth box body and a second filter is installed inside the fourth rectangular through hole, and the other end of the three-way tube body is inserted into the side wall of the fifth box body.
[0009] Preferably, the dust collection assembly includes a third box body, which is installed on the lower wall surface inside the first box body, and a second fan is inserted into the upper wall surface inside the third box body. The other end of the first filter is installed on the air inlet end of the second fan, a filter bag is installed inside the third box body, and a first circular through hole is opened on the side wall surface of the third box body.
[0010] Beneficial Effects
[0011] The utility model provides a rice screening machine. When the utility model screens rice, air is blown into the second box body through the first tube body at the exhaust end of a pair of first fans. At this time, the second fan in the third box body and the pair of motors in the second box body are started. At this time, rice is poured in through the feed port at the upper end of the second box body. At this time, the pair of discs are driven to rotate by the pair of motors to complete double screening. At this time, qualified rice will be discharged through the discharge trough, and rice that does not meet the specifications will fall to the upper end of the arc bottom plate and be collected through the second plate body. At this time, the processing can be completed by opening the sliding door. At this time, the air blown out through the first tube body can blow out the dust in the rice. At this time, air is taken in through the fifth box body at one end of the three-way tube body. At this time, the second filter net can be used to prevent the rice from entering the fifth box body, so that the dust in the second box body is collected inside the filter bag, thereby completing the dust collection during rice screening. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a schematic diagram of the front view structure of a rice screening machine described in the utility model.
[0013] Figure 2 This is a schematic diagram of the axonometric structure of a rice screening machine described in the utility model.
[0014] In the figure: 1. first box body; 2. second box body; 3. first plate body; 4. discharge chute; 5. fifth box body; 6. three-way pipe body; 7. first filter screen; 8. first fan; 9. first pipe body; 10. arc bottom plate; 11. second plate body; 12. second filter screen; 13. third box body; 14. filter bag; 15. second fan; 16. first iron mesh plate body; 17. motor; 18. fourth box body; 19. disc; 20. first roller; 21. cam; 22. connecting rod; 23. second roller; 24. sliding door. DETAILED DESCRIPTION
[0015] 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 in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0016] See also Figure 1-2 The utility model provides a technical solution: a rice screening machine comprises a first box body 1, a first plate body 3 is installed on the upper wall of the first box body 1, a second box body 2 is installed on the upper wall of the first plate body 3, a feed port is provided on the upper wall of the second box body 2, a pair of screening components are installed inside the second box body 2, a pair of auxiliary dust suction components are inserted into the side wall of one end of the first box body 1, and a three-way pipe body 6 is installed at one end of the pair of auxiliary dust suction components, a dust collecting component is installed on the lower wall of the first box body 1, and the other end of the three-way pipe body 6 is installed on the dust collecting component, a first rectangular through hole is provided on the upper wall of the first plate body 3 and the upper and lower walls of the first box body 1 and the second box body 2, an arc-shaped bottom plate 10 is installed inside the first rectangular through hole, a second plate body 11 is installed on the lower wall of the arc-shaped bottom plate 10, a second rectangular through hole is provided on the side wall of the second plate body 11 close to the second plate body 11, and a sliding door 24 is hinged inside the second rectangular through hole, and a pair of dust blowing components are installed inside the first box body 1.
[0017] When rice is screened, a pair of first fans 8 in the first box 1 are started, and air is blown into the second box 2 through the first tubes 9 at the exhaust ends of the pair of first fans 8. The second fans 15 in the third box 13 and the pair of motors 17 in the second box 2 are started, and rice is poured in through the feed port at the upper end of the second box 2. The pair of discs 19 are driven to rotate by the pair of motors 17, so that the pair of second rollers 23 move up and down. At this time, the first iron mesh plate 16 is assisted by a plurality of first rollers 20 to complete the up and down swinging. Thus, double screening is completed. At this time, qualified rice will be discharged through the discharge trough 4, and rice that does not meet the specifications will fall to the upper end of the arc-shaped bottom plate 10 and be collected by the second plate body 11. At this time, the processing can be completed by opening the sliding door 24. At this time, the air blown out through the first tube body 9 can blow out the dust in the rice. At this time, air is taken in through the fifth box body 5 at one end of the three-way tube body 6. At this time, the second filter net 12 can be used to prevent the rice from entering the fifth box body 5, so that the dust inside the second box body 2 is collected inside the filter bag 14, thereby completing the dust collection during rice screening.
[0018] The present embodiment is further configured such that the dust blowing assembly includes a first fan 8, the first fan 8 is installed inside the first box body 1 and one end of the first tube body 9 is inserted on the side wall of the first box body 1, the first tube body 9 is installed on the exhaust end of the first fan 8 and the first tube body 9 is inserted on the lower wall of the arc bottom plate 10, and the first filter 7 is installed on the air inlet end of the first fan 8.
[0019] The present embodiment is further configured as follows: the screening assembly includes a fourth box body 18, the fourth box body 18 is installed on the side wall of the first box body 1, a motor 17 is installed inside the fourth box body 18, a disc 19 is installed on the driving end of the motor 17, a connecting rod 22 is installed on the side wall of the disc 19, a cam 21 is installed on the other end of the connecting rod 22, a pair of second rollers 23 are installed on the side wall of the cam 21, a third rectangular through hole is opened on the side wall of the second box body 2, a discharge trough 4 is installed inside the third rectangular through hole, the first iron mesh plate body 16 is hinged on the inner side wall of the discharge trough 4, and a plurality of first rollers 20 are installed on the other end of the first iron mesh plate body 16.
[0020] A pair of discs 19 are driven to rotate by a pair of motors 17, so that a pair of second rollers 23 move up and down. At this time, the first iron mesh plate 16 is assisted by a plurality of first rollers 20 to swing up and down, so as to complete double screening.
[0021] This embodiment is further configured such that the auxiliary dust suction component includes a fifth box body 5, the fifth box body 5 is inserted on the side wall of the second box body 2, a fourth rectangular through hole is opened on the side wall of the fifth box body 5 and a second filter screen 12 is installed inside the fourth rectangular through hole, and the other end of the three-way tube body 6 is inserted on the side wall of the fifth box body 5.
[0022] The air blown out through the first tube body 9 can blow out the dust in the rice. At this time, air is taken in through the fifth box body 5 at one end of the three-way tube body 6. At this time, the second filter net 12 can prevent the rice from entering the fifth box body 5, so that the dust inside the second box body 2 is collected inside the filter bag 14, thereby completing the dust collection during rice screening.
[0023] This embodiment is further configured such that the dust collection assembly includes a third box body 13, the third box body 13 is installed on the lower wall surface inside the first box body 1, a second fan 15 is inserted into the upper wall surface inside the third box body 13, the other end of the first filter screen 7 is installed on the air inlet end of the second fan 15, a filter bag 14 is installed inside the third box body 13, and a first circular through hole is opened on the side wall surface of the third box body 13.
[0024] The detailed connection means are well-known in the art. The following mainly introduces the working principle and process. The specific work is as follows.
[0025] Embodiment: When rice is screened, a pair of first fans 8 in the first box 1 are started, and air is blown into the second box 2 through the first tubes 9 at the exhaust ends of the pair of first fans 8. At this time, the second fans 15 in the third box 13 and the pair of motors 17 in the second box 2 are started. At this time, rice is poured into the second box 2 through the feed port at the upper end. At this time, the pair of discs 19 are driven to rotate by the pair of motors 17, thereby completing the up and down movement of the pair of second rollers 23. At this time, the first iron mesh plate 16 is assisted by a plurality of first rollers 20 to complete the up and down swinging. The rice that does not meet the specifications will fall to the upper end of the arc bottom plate 10 and be collected by the second plate body 11. At this time, the processing can be completed by opening the sliding door 24. At this time, the air blown out through the first tube body 9 can blow out the dust in the rice. At this time, the fifth box body 5 at one end of the three-way tube body 6 is intake, and the second filter net 12 can be used to prevent the rice from entering the fifth box body 5. The dust inside the second box body 2 is collected inside the filter bag 14, thereby completing the dust collection during rice screening.
[0026] It should be noted that, in this document, relational terms such as first and second, etc. are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations.
Claims
1. A rice screening machine, comprising a first housing (1), characterized in that: The first box body (1) is provided with a first plate body (3) on the upper wall surface, the first plate body (3) is provided with a second box body (2) on the upper wall surface, the second box body (2) is provided with a feed inlet on the upper wall surface, a pair of screening components are installed inside the second box body (2), a pair of auxiliary dust collection components are inserted into the side wall surface of one end of the first box body (1), and a three-way pipe body (6) is installed at one end of the pair of auxiliary dust collection components, a dust collection component is installed on the lower wall surface inside the first box body (1), and the other end of the three-way pipe body (6) is provided with a On the dust collecting assembly, a first rectangular through hole is provided on the upper wall of the first plate body (3) and the upper and lower walls of the first box body (1) and the second box body (2); an arc-shaped bottom plate (10) is installed inside the first rectangular through hole; a second plate body (11) is installed on the lower wall of the arc-shaped bottom plate (10); a second rectangular through hole is provided on the side wall of the second plate body (11) close to the second plate body (11) and a sliding door (24) is hinged inside the second rectangular through hole; and a pair of dust blowing assemblies are installed inside the first box body (1).
2. A rice screening machine according to claim 1, characterized in that: The dust blowing assembly comprises a first fan (8), the first fan (8) being installed inside the first box (1) and one end of a first tube (9) being inserted into a side wall of the first box (1), the first tube (9) being installed at the exhaust end of the first fan (8) and the first tube (9) being inserted into a lower wall of a curved bottom plate (10), and the first filter (7) being installed at the air inlet end of the first fan (8).
3. A rice screening machine according to claim 1, characterized in that: The screening assembly comprises a fourth box body (18), the fourth box body (18) is mounted on the side wall surface of the first box body (1), a motor (17) is mounted inside the fourth box body (18), a disc (19) is mounted on the driving end of the motor (17), a connecting rod (22) is mounted on the side wall surface of the disc (19), a cam (21) is mounted on the other end of the connecting rod (22), a pair of second rollers (23) are mounted on the side wall surface of the cam (21), a third rectangular through hole is opened on the side wall surface of the second box body (2), a discharge trough (4) is mounted inside the third rectangular through hole, a first iron mesh plate body (16) is hingedly connected to the inner side wall surface of the discharge trough (4), and a plurality of first rollers (20) are mounted on the other end of the first iron mesh plate body (16).
4. A rice screening machine according to claim 1, characterized in that: The auxiliary dust suction assembly comprises a fifth box body (5), the fifth box body (5) is inserted into the side wall surface of the second box body (2), a fourth rectangular through hole is opened on the side wall surface of the fifth box body (5) and a second filter screen (12) is installed inside the fourth rectangular through hole, and the other end of the three-way pipe body (6) is inserted into the side wall surface of the fifth box body (5).
5. A rice screening machine according to claim 2, characterized in that: The dust collection assembly comprises a third box (13), the third box (13) is mounted on the lower wall surface inside the first box (1), a second fan (15) is inserted into the upper wall surface inside the third box (13), the other end of the first filter (7) is mounted on the air inlet end of the second fan (15), a filter bag (14) is installed inside the third box (13), and a first circular through hole is opened on the side wall surface of the third box (13).