Domestic garbage bag breaking, screening and transferring system

Abstract

The utility model provides a household garbage bag breaking, screening and transferring system which is characterized in that the household garbage bag breaking, screening and transferring system comprises a breaking device, a screening device and a collecting device; the crushing device, the screening device and the collecting device are sequentially arranged in the conveying direction of the household garbage. The crushing device comprises a crusher; the screening device comprises a first-stage screening mechanism and a second-stage screening mechanism, and the second-stage screening mechanism is located on the downstream portion of the first-stage screening mechanism. The collecting device comprises at least one collecting box, and when the multiple collecting boxes are arranged, the multiple collecting boxes are arranged in a split-flow mode in the conveying direction of the household garbage. According to the household garbage bag breaking, screening and transferring system, the bag breaking, screening and compressing functions are integrated, fine classification and distribution of urban bagged household garbage can be achieved, the garbage quality in the transferring and transporting link is improved, and the collecting and transferring efficiency of the urban household garbage is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of urban organic solid waste treatment, in particular to a domestic garbage bag breaking and screening transfer system. Background Art

[0002] At present, there are great differences in the domestic urban garbage classification systems and models, and the existing garbage transfer stations can only achieve simple centralized transfer of garbage, and it is difficult to achieve further refined classification and transfer. Therefore, it is easy to have the phenomenon of "sort first and then mix" transfer in the transfer link.

[0003] Based on the above situation, it is particularly important to develop a garbage sorting and transfer system with bag breaking and screening functions to realize the fine classification and diversion transfer of urban bagged domestic waste, improve the quality of garbage in the transfer and transportation link, and improve the collection and transfer efficiency of urban domestic waste. Utility Model Content

[0004] The purpose of the utility model is to provide a domestic garbage bag breaking, screening and transfer system to overcome the deficiencies in the prior art.

[0005] To achieve the above-mentioned purpose, the present invention provides a system for breaking and screening domestic waste bags and transferring the bags, which comprises: a crushing device, a screening device and a collecting device; the crushing device, the screening device and the collecting device are arranged in sequence according to the direction of domestic waste transportation;

[0006] The crushing device includes a crusher; the screening device includes a primary screening mechanism and a secondary screening mechanism, and the secondary screening mechanism is located downstream of the primary screening mechanism; the collecting device includes at least one collecting box, and when there are multiple collecting boxes, the multiple collecting boxes are arranged in a diverted manner along the direction of domestic waste transportation.

[0007] As an improvement of the domestic garbage bag breaking and screening transfer system of the present invention, the crusher includes a first crushing shaft and a second crushing shaft; the first crushing shaft and the second crushing shaft rotate relative to each other, and a crushing space is formed between the two shafts.

[0008] As an improvement of the domestic garbage bag breaking, screening and transfer system of the present invention, the gap between the first crushing shaft and the second crushing shaft is 100×250 mm.

[0009] As an improvement of the domestic garbage bag breaking and screening transfer system of the present invention, the first-level screening mechanism is a magnetic separator, and the second-level screening mechanism is a star disk screen.

[0010] As an improvement of the domestic garbage bag breaking and screening transfer system of the present invention, the size of the sieve holes on the star disk sieve is 80×120 mm.

[0011] As an improvement of the domestic waste bag-breaking, screening and transfer system of the present utility model, the collection device includes: a kitchen waste collection and compression box and an incineration waste collection box.

[0012] As an improvement of the domestic waste bag-breaking, screening and transfer system of the present utility model, the domestic waste bag-breaking, screening and transfer system further includes: a chain conveyor and a material leveling device; the chain conveyor and the material leveling device are sequentially arranged upstream of the crushing device.

[0013] As an improvement of the domestic waste bag-breaking, screening and transfer system of the present utility model, each part in the domestic waste bag-breaking, screening and transfer system is connected by a conveyor belt.

[0014] Compared with the prior art, the beneficial effects of the present utility model are:

[0015] 1) The domestic waste bag-breaking, screening and transfer system of the present utility model integrates the functions of bag-breaking, screening and compression, can realize the fine classification and diversion of urban bagged domestic waste, improves the quality of waste in the transfer and transportation link, and enhances the collection and transfer efficiency of urban domestic waste;

[0016] 2) The domestic waste bag-breaking, screening and transfer system of the present utility model has a simple process, is easy to maintain, and the facilities and equipment are small in size;

[0017] 3) In the domestic waste bag-breaking, screening and transfer system of the present utility model, the whole bag-breaking and screening process is simple and efficient, does not generate sewage, and the screening process does not require process water, which is easy to control odors. Description of the Drawings

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments recorded in the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0019] Figure 1 It is a top view of an embodiment of the domestic waste bag-breaking, screening and transfer system of the present utility model;

[0020] Figure 2 It is a front view of an embodiment of the domestic waste bag-breaking, screening and transfer system of the present utility model. Detailed Embodiments

[0021] The present utility model will be described in detail below in conjunction with each embodiment. However, it should be noted that these embodiments are not limitations on the present utility model. Any equivalent transformation or substitution in function, method, or structure made by those of ordinary skill in the art based on these embodiments shall fall within the protection scope of the present utility model.

[0022] As Figure 1 , 2 shown, this embodiment provides a domestic waste bag-breaking, screening and transfer system. Through the combined configuration of bag-breaking and screening, it realizes the separation and transfer of organic and inorganic materials in domestic waste, improves the quality of waste in the transfer and transportation links, and enhances the collection and transfer efficiency of urban domestic waste.

[0023] Specifically, the domestic waste bag-breaking, screening and transfer system of this embodiment includes: a chain conveyor 1, a material distributor 2, a crushing device 4, a screening device, and a collection device; the chain conveyor 1, the material distributor 2, the crushing device 4, the screening device, and the collection device are arranged in sequence according to the domestic waste conveying direction. The chain conveyor 1, the material distributor 2, the crushing device 4, the screening device, and the collection device are connected by conveyor belts 3, 6, 8, and 9.

[0024] A receiving hopper is arranged above the chain conveyor 1 for receiving domestic waste from community residents, and a liquid collection tank is arranged below for collecting free water in the waste and sending it into the sewage pipe. The material distributor 2 is located at the rear end of the chain conveyor in the conveying direction for regulating the uniform discharging of the chain conveyor 1.

[0025] The crushing device 4 includes a crusher, which is used for coarse crushing, that is, for shredding plastic packaging bags in domestic waste and large-particle substances in the waste. Among them, the crusher includes a first crushing shaft and a second crushing shaft; the first crushing shaft and the second crushing shaft rotate relatively, and a crushing space is formed between the two shafts. In one embodiment, the gap between the first crushing shaft and the second crushing shaft is 100×250 mm.

[0026] The screening device is used for sorting and recovering metal substances in domestic waste, and it includes a primary screening mechanism 6 and a secondary screening mechanism. The secondary screening mechanism is located downstream of the primary screening mechanism 6. Among them, the primary screening mechanism 6 is a magnetic separator, and the secondary screening mechanism 7 is a star disk screen. Among them, the star disk screen is a multi-axis triangular disk screen structure, and the gap between the triangular disks is 80×120 mm at this time for screening and sorting small-particle food waste and large-particle incineration waste.

[0027] The collection device includes at least one collection bin. When there are multiple collection bins, the multiple collection bins are arranged in a shunt manner along the direction of domestic waste transportation. In one embodiment, the collection device includes: a food waste collection and compression bin 10 and an incineration waste collection bin 11. Among them, the food waste collection and compression bin 10 is a conventional mobile compression box body, and a hydraulic pusher device is equipped inside the compression box for loading the sorted waste. For example, two food waste collection and compression bins 10 are provided, one for collecting biodegradable organic matter under the star disk sieve, and the other for collecting non-biodegradable substances above the star disk sieve.

[0028] When the domestic waste bag-breaking, screening and transfer system of this embodiment works, the receiving hopper is used to receive urban bagged domestic waste. When the bagged domestic waste is dumped into the link conveyor by the collection vehicle, the system starts the equipment in a reverse order when 2 mobile compression boxes are in place. After the equipment starts up, the domestic waste is processed by conveyor belts and equipment at all levels to realize the bag-breaking and screening of the bagged domestic waste, and to realize the classification and shunt of food waste and incineration waste in the urban domestic waste.

[0029] To sum up, 1) The domestic waste bag-breaking, screening and transfer system of this embodiment integrates the functions of bag-breaking, screening and compression, can realize the fine classification and shunt of urban bagged domestic waste, improves the quality of waste in the transfer and transportation link, and enhances the collection and transfer efficiency of urban domestic waste; 2) The process of the domestic waste bag-breaking, screening and transfer system of this embodiment is simple, easy to maintain, and the facilities and equipment are small in size; 3) In the domestic waste bag-breaking, screening and transfer system of this embodiment, the whole bag-breaking and screening process is simple and efficient, does not produce sewage, and does not require process water during the screening process, and is easy to control the odor.

[0030] For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, it is intended to include all changes falling within the meaning and scope of the equivalent elements of the claims in the present invention.

[0031] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A domestic waste bag-breaking, screening and transfer system, characterized in that, The domestic waste bag-breaking screening transfer system includes: a crushing device, a screening device, and a collection device; the crushing device, the screening device, and the collection device are arranged in sequence according to the domestic waste conveying direction; The crushing device includes a crusher; the screening device includes a primary screening mechanism and a secondary screening mechanism, and the secondary screening mechanism is located downstream of the primary screening mechanism; the collection device includes at least one collection box, and when there are multiple collection boxes, the multiple collection boxes are arranged in a shunt manner along the domestic waste conveying direction.

2. The domestic waste bag-breaking, screening and transfer system according to claim 1, wherein The crusher includes a first crushing shaft and a second crushing shaft; the first crushing shaft and the second crushing shaft rotate relatively, and a crushing space is formed between the two shafts.

3. The domestic waste bag-breaking, screening and transfer system according to claim 2, wherein, The gap between the first crushing shaft and the second crushing shaft is 100×250mm.

4. The domestic waste bag-breaking, screening and transfer system according to claim 1, characterized in that The primary screening mechanism is a magnetic separator, and the secondary screening mechanism is a star plate screen.

5. The domestic waste bag-breaking screening and transfer system according to claim 4, wherein The size of the sieve holes on the star plate screen is 80×120mm.

6. The domestic waste bag-breaking, screening and transfer system according to claim 1, wherein, The collection device includes: a food waste collection and compression box and an incineration waste collection box.

7. The domestic waste bag-breaking, screening and transfer system according to claim 1, characterized in that The domestic waste bag-breaking screening transfer system further includes: a chain conveyor and a material homogenizer; the chain conveyor and the material homogenizer are sequentially arranged upstream of the crushing device.

8. The domestic waste bag-breaking screening and transfer system according to any one of claims 1 to 7, characterized in that, Each part in the domestic waste bag-breaking screening transfer system is connected by a conveyor belt.

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