Combined screening machine

Abstract

The utility model discloses a combined screening machine which comprises a rack provided with a first motor, a roller with one end rotatably connected with the first motor, a first box body arranged below the roller and opened upwards, and a vibration screening machine arranged on the rack and used for vibrating the first box body. The end, not connected with the first motor, of the roller is provided with a first opening allowing materials to enter an inner cavity of the roller, and a plurality of first holes are evenly formed in the circumferential wall of the roller. A first sieve plate covers one surface, close to the roller, of the first box body; a plurality of second holes are uniformly formed in the first sieve plate; the diameter of the second hole is smaller than that of the first hole. The technical problem that a kitchen garbage screening device is inconvenient to transport is solved, and the technical effect of rapidly transporting the kitchen garbage screening device is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to kitchen garbage screening device technical field, concretely relates to combined screening machine. BACKGROUND

[0002] Kitchen garbage mainly includes food residue, fruit peel, vegetable waste and kitchen waste, which is characterized by easy decay, easy odor and rich in organic matter. Improper disposal not only causes environmental pollution, such as greenhouse gas emission, soil and water pollution, but also wastes a large amount of reusable biological resources.

[0003] The residue after screening, i.e. the kitchen part rich in organic matter, is the focus of recycling. These residues can be converted and utilized in various ways. On the one hand, biological conversion technology such as aerobic composting or anaerobic digestion is used to convert organic residues into organic fertilizer or bioenergy. This processing method not only reduces the use of chemical fertilizers and promotes the sustainable development of agriculture, but also reduces the dependence on fossil fuels through the production of bioenergy.

[0004] In the prior art, kitchen garbage is usually screened by size. Through screening, kitchen garbage of different sizes and properties can be separated and treated, avoiding the additional cost of mixed treatment. At the same time, the screened garbage is easier to be automatically processed in the subsequent process, further reducing the labor cost.

[0005] However, in the prior art, multiple devices are often needed to screen kitchen garbage, which results in high cost of kitchen garbage screening and inconvenience of transporting the screening device. UTILITY MODEL CONTENT

[0006] The present application provides a combined screening machine to solve the technical problem of inconvenient transportation of kitchen garbage screening device.

[0007] The combined screening machine provided by the present application comprises a rack provided with a first motor, a roller rotatably connected to the first motor at one end, a first box body arranged below the roller and open upward, and a vibration screening machine arranged on the rack for vibrating the first box body; the end of the roller not connected to the first motor is provided with a first opening for material to enter the inner cavity of the roller, and the peripheral wall of the roller is uniformly provided with a plurality of first holes; the side of the first box body close to the roller is covered with a first screen plate; the first screen plate is uniformly provided with a plurality of second holes; the diameter of the second holes is smaller than that of the first holes.

[0008] Preferably, the diameter of the first holes is 10MM, and the diameter of the second holes is 5MM.

[0009] By adopting the technical scheme, the drum, the first sieve plate and the first box body are sequentially arranged on the rack, the combination of the kitchen waste screening device is realized, the screening efficiency of the kitchen waste is improved, the space occupation of the kitchen waste screening device is reduced, and the combined device is convenient to transport.

[0010] Preferably, in the axial direction of the drum, the diameter of the inner cavity of the drum gradually increases from the two ends of the drum to the drum.

[0011] By adopting the technical scheme, the drum with a wide middle and thin ends is arranged, the probability of material sticking and remaining in the rolling screening process is reduced, the screening efficiency is improved, and the simple structure is easy to produce and manufacture.

[0012] Preferably, two first plate bodies are symmetrically arranged between the drum and the first sieve plate, the two first plate bodies extend in the axial direction of the drum, and the distance between the two first plate bodies gradually decreases in the direction from the drum to the first sieve plate; wherein, the distance between the two first plate bodies is less than the width of the first sieve plate near the first sieve plate; and the distance between the two first plate bodies is greater than the diameter of the drum near the drum.

[0013] By adopting the technical scheme, the two first plate bodies are arranged to guide the falling screened material, avoid the loss of the product in the screening process, and improve the resource utilization rate of the kitchen waste.

[0014] Preferably, the first sieve plate and the first box body are connected in a detachable manner, the inner wall of the first box body is provided with a protrusion for bearing the first sieve plate, and the first sieve plate divides the inner cavity of the first box body into upper and lower parts.

[0015] By adopting the technical scheme, the first sieve plate is detachably placed in the inner cavity of the first box body, which facilitates the separation of the upper and lower screening products in the first box body, and improves the processing efficiency of the screened products.

[0016] The one or more technical solutions provided in the application have at least the following technical effects or advantages:

[0017] 1. The drum, the first sieve plate and the first box body are sequentially arranged on the rack, the combination of the kitchen waste screening device is realized, the screening efficiency of the kitchen waste is improved, the space occupation of the kitchen waste screening device is reduced, and the combined device is convenient to transport;

[0018] 2. The drum with a wide middle and thin ends is arranged, the probability of material sticking and remaining in the rolling screening process is reduced, the screening efficiency is improved, and the simple structure is easy to produce and manufacture;

[0019] 3. The two first plate bodies are arranged to guide the falling screened material, avoid the loss of the product in the screening process, and improve the resource utilization rate of the kitchen waste.

[0020] 4. The first sieve plate is detachably placed in the inner cavity of the first box, which facilitates the separation of the upper and lower screening products in the first box and improves the processing efficiency of the screened products. Attached Figure Description

[0021] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0022] Figure 1 Axonometric drawing of the combined screening machine provided in this application;

[0023] Figure 2 A side view of the combined screening machine provided in this application;

[0024] Figure 3 for Figure 2 A cross-sectional view along the AA direction;

[0025] Figure 4 An isometric view of the drum of the combined screening machine provided in this application;

[0026] Figure 5 An isometric view of the first screen plate of the combined screening machine provided in this application;

[0027] Figure 6 An isometric view of the first housing of the combined screening machine provided in this application.

[0028] Explanation of reference numerals in the attached drawings: 1. Frame; 11. First motor; 12. Vibrating screen; 2. Drum; 21. Drum inner cavity; 22. First opening; 23. First hole; 3. First housing; 31. Protrusion; 4. First screen plate; 41. Second hole; 5. First plate; 6. Bearing. Detailed Implementation

[0029] This application provides a combined screening machine to solve the technical problem of inconvenient transportation of kitchen waste screening devices in the prior art.

[0030] The technical solutions of the embodiments of this application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of this application, and not all of them. All other embodiments obtained by those skilled in the art based on the embodiments of this application without creative effort are within the scope of protection of this application.

[0031] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and in the above drawings are used to distinguish similar objects, and do not necessarily have to be used to describe a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments of the present application described herein can be implemented in an order other than that illustrated or described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product or server including a series of steps or units does not have to be limited to only those steps or units clearly listed, but can include other steps or modules not clearly listed or inherent to these processes, methods, products or devices.

[0032] Embodiment 1

[0033] As Figures 1 to 6 Embodiments of the present application provide a combined screening machine, comprising: a rack 1 provided with a first motor 11, a roller 2 rotatably connected to one end of the first motor 11, a first box 3 arranged below the roller 2 and arranged upwardly open, and a vibration screening machine 12 arranged on the rack 1 for vibrating the first box 3; the end of the roller 2 not connected to the first motor 11 is provided with a first opening 22 for material to enter the inner cavity 21 of the roller, and a plurality of first holes 23 are uniformly arranged on the peripheral wall of the roller 2; a first screen plate 4 is arranged on one side of the first box 3 close to the roller 2; a plurality of second holes 41 are uniformly arranged on the first screen plate 4; the diameter of the second holes 41 is smaller than the diameter of the first holes 23.

[0034] More preferably, in the embodiments provided by the present application, as Figure 1 , Figure 3 , Figure 5 and Figure 6 shown, the rack 1 base of the combined screening machine is provided with a vibration screening machine 12, the vibration screening machine 12 adopts the common vibration screening machine 12 in the prior art, wherein the vibration mode of the vibration screening machine 12 can be vertical vibration, horizontal vibration and composite vibration, etc. The first box 3 is placed on the vibration screening machine 12, the first box 3 is arranged upwardly open, the first screen plate 4 is arranged at the opening of the first box 3, two protrusions 31 are symmetrically arranged on the inner wall of the first box 3, the first screen plate 4 is placed in the cavity of the first box 3 through the two protrusions 31, and the first screen plate 4 divides the cavity of the first box 3 into two parts, and the first screen plate 4 is uniformly provided with second holes 41, wherein the second holes 41 are sieve holes with a diameter of 5MM.

[0035] A roller 2 is arranged above the first sieve plate 4, and both ends of the roller 2 are rotatably connected to the frame 1 through bearings 6, wherein one end of the roller 2 is connected to a first motor 11 on the frame 1, and the other end of the roller 2 is provided with a first opening 22 for feeding kitchen waste into a roller inner cavity 21, wherein the first motor 11 is a rotating motor in the prior art which can drive the roller 2 to rotate around the axis of the roller 2, and a plurality of first holes 23 are uniformly arranged on the peripheral wall of the roller 2, wherein the first holes 23 are sieve holes with a diameter of 10 mm.

[0036] In use, the kitchen waste is fed into the roller inner cavity 21 through the first opening 22, the first motor 11 is started, and the bones, plastics and the like with a diameter greater than 10 mm are left in the roller inner cavity 21 through the first holes 23 on the roller 2, then the first motor 11 is turned off, the residues screened out are taken out from the first opening 22 by tools, and then enter the subsequent production of biofuel; then the shaker 12 is started, and the preliminary screening materials falling on the first sieve plate 4 are further screened through the second holes 41, the coarse fibers with a diameter greater than 5 mm are left on the first sieve plate 4, and the sand, fine fibers and the like with a diameter less than 5 mm are collected by the first box 3; finally, the coarse fibers and the like are crushed by a processing process and mixed with the sand and fine fibers to produce nutrient soil.

[0037] In this embodiment, by arranging the roller 2, the first sieve plate 4 and the first box 3 on the frame 1 in sequence, the combination of the kitchen waste screening device is realized, the screening efficiency of the kitchen waste is improved, the space occupation of the kitchen waste screening device is reduced, and the combined device is convenient for transportation.

[0038] Embodiment 2

[0039] Further, on the basis of the above-mentioned embodiments, as shown in Figure 1 and Figure 4 in the direction of the axis of the roller 2, the outer diameter of the roller 2 and the diameter of the roller inner cavity 21 gradually increase from the two ends of the roller 2 to the roller 2, that is, the cross section of the roller 2 as a whole is elliptical.

[0040] In this embodiment, by arranging the roller 2 with a wide middle and thin ends, the probability of material being stuck and remaining during the rolling screening process is reduced, the screening efficiency is improved, and the simple structure is easy to produce and manufacture.

[0041] Embodiment 3

[0042] Further, on the basis of the above-mentioned embodiments, as shown in Figure 3As shown, two first plate bodies 5 are arranged between the roller 2 and the first screen plate 4, and extend along the axial direction of the roller 2. The two first plate bodies 5 are arranged in an overall inverted eight-shaped manner. Near the roller 2, the two first plate bodies 5 are arranged on the two sides of the roller 2. Above the first screen plate 4, the two first plate bodies 5 are arranged above the first screen plate 4.

[0043] In the embodiment, the two first plate bodies 5 are arranged to guide the screened material falling off, so that the loss of the product in the screening process is avoided, and the resource utilization rate of the kitchen waste is improved.

[0044] It should be noted that the above-mentioned sequence of the embodiments of the present application is only for description, and does not represent the advantages and disadvantages of the embodiments. The above-mentioned specific embodiments of the present application are described. Other embodiments are within the scope of the appended claims. In some cases, the actions or steps recorded in the claims can be executed in an order different from that in the embodiments and still achieve the desired results. In addition, the processes depicted in the drawings do not necessarily require the specific order or continuous order shown to achieve the desired results. In some embodiments, multi-task processing and parallel processing are possible or can be advantageous.

[0045] The above-mentioned is only the preferred embodiment of the present application, and does not limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

[0046] The present application and the drawings are only exemplary descriptions of the present application, and are considered to cover any and all modifications, changes, combinations or equivalents within the scope of the present application. Obviously, those skilled in the art can make various modifications and changes to the present application without departing from the scope of the present application. Thus, if these modifications and changes of the present application belong to the scope of the present application and its equivalent technology, the present application intends to include these modifications and changes.

Claims

1. A combination sifter characterized in that: The utility model provides a kind of screening machine, including the rack (1) being equipped with first motor (11), one end and the rotatable connection of the first motor (11) drum (2), be provided with first box (3) and be provided with vibration sieve machine (12) for vibrating first box (3) in the first box (3) being set to the drum (2) below and being set to the rack (1) upwards open;The end of the drum (2) not being connected with first motor (11) is equipped with first opening (22) for material to enter drum inner chamber (21), and the peripheral wall of the drum (2) is uniformly equipped with multiple first holes (23);First sieve plate (4) is covered on the side of the first box (3) close to drum (2);Multiple second holes (41) are uniformly provided on the first sieve plate (4);The diameter of the second hole (41) is less than the diameter of the first hole (23).

2. The modular screening machine of claim 1, wherein, The diameter of the first hole (23) is 10MM, and the diameter of the second hole (41) is 5MM.

3. The modular screening machine of claim 2, wherein, In the axial direction of the drum (2), the diameter of the drum inner chamber (21) gradually increases from the two ends of the drum (2) to the drum (2).

4. The modular screening machine of claim 3, wherein, Two first plate bodies (5) are symmetrically arranged between the drum (2) and the first sieve plate (4), and the two first plate bodies (5) extend in the axial direction of the drum (2). In the direction of the drum (2) pointing to the first sieve plate (4), the distance between the two first plate bodies (5) gradually decreases. Wherein, the distance between the two first plate bodies (5) is less than the width of the first sieve plate (4) near the first sieve plate (4), and the distance between the two first plate bodies (5) is greater than the diameter of the drum (2) near the drum (2).

5. The modular screening machine of claim 2, wherein, The first sieve plate (4) is detachably connected with the first box (3), the inner wall of the first box (3) is provided with a protrusion (31) for carrying the first sieve plate (4), and the first sieve plate (4) divides the inner cavity of the first box (3) into upper and lower parts.

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