CN111252409A - Method and device for measuring dry and wet garbage and mixing rate thereof and charging method - Google Patents

Abstract

The invention discloses a method, a device and a charging method for measuring dry and wet garbage and mixing rate thereof, wherein the method comprises the following steps: detecting bagged garbage thrown by a user and identifying harmful garbage; when the bagged garbage does not contain harmful garbage, weighing the bagged garbage to generate the weight before crushing; crushing bagged garbage containing no harmful garbage, discharging liquid and solid with particle size smaller than a threshold value, and weighing to generate crushed weight; and acquiring whether the bagged dry garbage and the bagged wet garbage are mixed or not and the mixing rate of the dry garbage and the wet garbage according to the weight before crushing and the weight after crushing. The invention breaks through the classified metering charging detection technology, meets the conditions of low classification level and classification differentiation of resident garbage, reduces the cost expenditure of manual detection, weighing and metering and the like, improves the identification detection level of dry garbage, wet garbage and mixed garbage, and promotes the development of the classified metering charging technology to the direction of intellectualization, convenience and differentiation.

Description

Method and device for measuring dry and wet garbage and mixing rate thereof and charging method

Technical Field

The invention relates to household garbage classification metering charging, in particular to a method, a device and a charging method for measuring dry and wet garbage and mixing rate thereof.

Background

At present, China establishes a 'pollutant payment' principle and a 'classified metering charging' system of domestic garbage, and the system requires domestic garbage metering charging, classified charging and differentiated charging and is convenient for collection and payment according to the principle that domestic garbage is discharged in a plurality of rows and is paid in a plurality of rows and mixed garbage is paid in a plurality of rows and is paid in a plurality of groups, and the classified garbage is paid in a plurality of groups, so that garbage classification and garbage reduction are accelerated.

At present, domestic waste charging technique at home and abroad is according to "garbage bin size", "special disposal bag" measurement, still belongs to traditional measurement mode, needs the resident to purchase special bag, and the categorised back is handled by artifical detection, weighing measurement, broken bag, has that intelligent level is low, the cost of labor height scheduling problem, is unfavorable for advancing "categorised pricing and differentiation charge".

Disclosure of Invention

The invention aims to solve the technical problems of low intelligent level and high labor cost in metering and charging for mixed garbage in the prior art, and aims to provide a method, a device and a method for measuring dry and wet garbage and the mixing rate thereof, so as to solve the problems.

The invention is realized by the following technical scheme:

a method for measuring dry and wet garbage and mixing rate thereof comprises the following steps: s1: detecting bagged garbage thrown by a user and identifying harmful garbage; s2: when the bagged garbage does not contain harmful garbage, weighing the bagged garbage to generate the weight before crushing; s3: crushing the bagged garbage without harmful garbage, discharging liquid and solid with the particle size smaller than a threshold value, and weighing to generate the crushed weight; s4: and acquiring whether the bagged garbage is mixed or not and the mixing rate of the dry and wet mixed garbage according to the weight before crushing and the weight after crushing.

When the invention is applied, the bagged garbage needs to be detected firstly, the detection means mainly adopts visible light shooting and X-ray detection, the technology is already set forth in the patent of the applicant, and not much description is made here, harmful garbage, such as lamp batteries and other articles, can be detected through detection, and at the moment, a user can be required to remove the harmful garbage from the garbage bag. Weighing is carried out on bagged garbage containing harmful garbage, the first weighing is completed, data after the first weighing can be used as a payment basis and can also be used as a calculation basis of a mixing rate, and the mixing rate refers to the occupied amount of dry garbage in the bagged dry and wet mixed garbage and is an important standard for charging.

Then the bagged garbage is crushed, liquid and solid with the particle size smaller than a threshold value are discharged, the discharged garbage is basically wet garbage, the separation of dry and wet garbage can be realized by the mode, then the weight of the garbage remained after the separation is counted, and the part is generally dry garbage. The mixing rate of the bagged mixed garbage can be obtained through the weight before crushing and the weight after crushing.

The invention breaks through the classified metering charging detection technology, meets the conditions of low classification level and classification differentiation of resident garbage, reduces the cost expenditure of manual detection, weighing and metering and the like, improves the identification detection level of dry garbage, wet garbage and mixed garbage, and promotes the development of the classified metering charging technology to the direction of intellectualization, convenience and differentiation. The invention combines the technical innovations of detection, automation, crushing separation, secondary metering and the like, and invents a method for measuring dry and wet garbage and the mixing rate thereof so as to realize a pollutant payment system with single garbage classification input standard charging and mixed and different charging.

Further, the bagged trash is detected by X-ray detection and harmful trash is identified in step S1.

Further, step S4 includes the following sub-steps:

obtaining whether the bagged dry garbage and the bagged wet garbage are mixed or not and the mixing ratio M of the dry garbage and the wet garbage according to the following formula:

wherein P is the weight after crushing and Q is the weight before crushing.

A device for measuring dry and wet garbage and mixing rate thereof comprises: the garbage bin comprises a crushing device, a garbage bearing platform, a garbage cabinet bearing frame, a compression device, a throwing bin, a draw arm carriage and a wet garbage container; the crushing device, the garbage bearing platform, the compression device and the throwing bin are all arranged on the garbage cabinet bearing frame, the draw-arm carriage is arranged below the compression device, and the wet garbage container is arranged below the garbage bearing platform; the garbage bearing platform comprises a tray and a weighing device; the crushing device comprises a crushing head and a push rod; the weighing device is arranged below the tray, and the tray is provided with a plurality of through holes;

the crushing device is arranged above the garbage bearing platform; the shape of the crushing head matches the shape of the tray; the crushing head is arranged at the bottom end of the push rod and driven by the push rod to rotate or vertically move;

when the garbage is crushed, the crushing head is driven by the push rod to vertically move until the crushing head reaches the tray; the crushing head is driven by the push rod to rotate and crush the garbage in the tray;

the throwing bin is used for receiving bagged garbage thrown by a user, and throwing the bagged garbage to the garbage bearing platform for primary weighing after X-ray detection of the bagged garbage.

When the invention is applied, the dry garbage can be used as fuel in the garbage incineration disposal process, and the wet garbage can only be subjected to biological or degradation treatment, so the treatment cost and the treatment mode of the dry garbage and the wet garbage are different; when the garbage of a user is conveyed to the tray of the garbage bearing platform, the weighing device can weigh the garbage, and after the weighing is finished, the push rod drives the crushing head to reach the tray to crush the garbage; during the crushing process, the garbage bag filled with garbage by a user can be broken, dry garbage, wet garbage or mixed garbage in the garbage bag can be crushed by the crushing head after the bag is broken, during the crushing process, the dry garbage which can be incinerated to generate electricity can be left on the tray, and the wet garbage which needs to be subjected to degradation treatment can be crushed into liquid, solid-liquid mixture and the like and flows into the wet garbage can below along the through hole; at the moment, the weigher can weigh the garbage again, so that the weight of the dry garbage which can be incinerated for power generation can be weighed, the garbage cost which a user should pay can be known in the mode, and meanwhile, the classification of the dry and wet garbage is completed. According to the invention, by arranging the device, classification of dry and wet garbage and respective weighing of the dry and wet garbage are realized, the obtained data can be well utilized for user charging and data statistics, manpower and material resources are greatly saved, and the classified dry garbage can be directly applied to garbage power generation, so that the crushing cost in the disposal process is reduced.

Furthermore, the garbage bearing platform also comprises a walking bracket and a bearing platform guide rail; the weighing device is arranged on the walking bracket and is used for weighing the tray and the garbage in the tray; the walking bracket is movably arranged on the bearing platform guide rail and moves along the bearing platform guide rail.

Further, the garbage bearing platform further comprises a third motor; the third motor is arranged on the walking bracket, and the weighing device is movably arranged on the walking bracket through a rotating shaft; the rotating shaft is connected to the power output end of the third motor, and the third motor drives the rotating shaft to rotate; the rotating shaft drives the tray and the weighing device to rotate around the rotating shaft.

Further, the garbage bearing platform also comprises a bearing platform driving mechanism and a second motor; the bearing platform driving mechanism and the second motor are both arranged on the bearing platform guide rail, and the second motor is connected to the traveling bracket through the bearing platform driving mechanism; the second motor drives the walking bracket to move along the bearing platform guide rail through the bearing platform driving mechanism.

Further, the crushing device also comprises a crushing driving mechanism, a first motor and an electric cylinder; the electric cylinder is connected to the top end of the push rod and drives the push rod to vertically move; the power output end of the first motor is connected to the push rod through the crushing driving mechanism and drives the push rod to rotate around the push rod axis; the crushing device further comprises a mounting mechanism; the electric cylinder is fixedly arranged on the mounting mechanism; the crushing device is arranged in the garbage cabinet through the mounting mechanism.

The garbage billing method using the method for measuring the dry and wet garbage and the mixing rate thereof comprises the following steps:

establishing a reference rate and an excess rate;

when the bagged garbage thrown by the user is detected to be single wet garbage or single dry garbage, multiplying the pre-crushing weight by the reference rate to generate a reference garbage charge, and charging the user according to the reference garbage charge;

when the bagged garbage thrown by the user is detected to be mixed garbage of dry garbage and wet garbage, multiplying the pre-crushing weight by the reference rate to generate reference garbage billing, and multiplying the mixing rate by the excess rate to obtain excess garbage billing; and adding the reference garbage charging and the excess garbage charging to obtain final garbage charging, and charging the user according to the final garbage charging.

When the invention is applied, two rates are established, one is a reference rate and the other is an excess rate; the two rates are directed to classified garbage and unclassified garbage, the classified garbage can be charged with a reference rate at a lower cost, and the dry and wet mixed garbage needs equipment for treatment, so that an additional rate is increased.

Further, the method also comprises the following steps:

when the bagged garbage thrown by the user contains harmful garbage, warning is given to the user and the user is required to remove the harmful garbage from the bagged garbage.

Compared with the prior art, the invention has the following advantages and beneficial effects:

1. the invention relates to a method, a device and a charging method for measuring dry and wet garbage and mixing rate thereof, which aims to break through a classified metering charging detection technology, meet the conditions of low classification level and classification differentiation of resident garbage, reduce the cost expenditure of manual detection, weighing and metering and the like, improve the identification detection level of the dry and wet garbage and the mixed garbage, and promote the development of the classified metering charging technology to the direction of intellectualization, convenience and differentiation;

2. according to the method, the device and the charging method for measuring the dry and wet garbage and the mixing rate of the dry and wet garbage, classification of the dry and wet garbage and respective weighing of the dry and wet garbage are achieved, the obtained data can be well utilized for user charging and data statistics, manpower and material resources are greatly saved, the classified dry garbage can be directly applied to garbage power generation, and the crushing cost in the disposal process is reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic flow diagram of the present invention;

FIG. 2 is a schematic view of the crushing apparatus according to the present invention;

FIG. 3 is a schematic view of the structure of the garbage bearing platform of the present invention;

FIG. 4 is a schematic view of the combined structure of the crushing device and the garbage bearing platform of the present invention;

FIG. 5 is a top view of the structure of the garbage bearing platform of the present invention;

FIG. 6 is a schematic view of the garbage bin of the present invention;

fig. 7 is a schematic structural view of the garbage bin of the present invention.

Reference numbers and corresponding part names in the drawings:

1-crushing device, 2-garbage bearing platform, 3-garbage bin bearing frame, 4-compressing device, 5-throwing cabinet, 6-arm-pulling truck box, 11-crushing head, 12-push rod, 13-crushing driving mechanism, 14-first motor, 15-electric cylinder, 16-mounting mechanism, 21-bearing platform guide rail, 22-bearing platform driving mechanism, 23-second motor, 24-tray, 25-third motor, 26-traveling bracket and 27-weighing device.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.

Examples

As shown in FIG. 1, the method for measuring the dry and wet garbage and the mixing rate thereof comprises the following steps: s1: detecting bagged garbage thrown by a user and identifying harmful garbage; s2: when the bagged garbage does not contain harmful garbage, weighing the bagged garbage to generate the weight before crushing; s3: crushing the bagged garbage without harmful garbage, discharging liquid and solid with the particle size smaller than a threshold value, and weighing to generate the crushed weight; s4: and acquiring whether the bagged dry garbage and the bagged wet garbage are mixed or not and the mixing rate of the dry garbage and the wet garbage according to the weight before crushing and the weight after crushing.

In the implementation of this embodiment, firstly, the bagged garbage needs to be detected, the detection means mainly adopts visible light shooting and X-ray detection, and this technology has been already described in the patent of the applicant's prior application, and as will be described in detail herein, the harmful garbage, such as light bulb batteries, can be detected, and at this time, the user may be required to remove this part of the harmful garbage from the garbage bag. Weighing is carried out on bagged mixed garbage containing no harmful garbage, the first weighing is completed, data after the first weighing can be used as a payment basis and can also be used as a calculation basis of a mixing rate, and the mixing rate refers to the occupied amount of dry garbage in the bagged mixed garbage and is an important standard for charging.

Then the bagged garbage is crushed, liquid and solid with the particle size smaller than a threshold value are discharged, the discharged garbage is basically wet garbage, the separation of dry and wet garbage can be realized by the mode, then the weight of the garbage remained after the separation is counted, and the part is generally dry garbage. Whether the bagged dry garbage and the bagged wet garbage are mixed or not and the mixing rate of the dry garbage and the wet garbage can be obtained through the weight before crushing and the weight after crushing.

The embodiment is for breaking through categorised measurement charging detection technology, satisfies the condition that resident's rubbish classification level is low, categorised differentiation, reduces cost expenditures such as artifical detection, weighing measurement, improves the discernment detection level to dry, wet rubbish and mixed rubbish, impels categorised measurement charging technology to intelligent, convenient, differentiation direction development. The invention combines the technical innovations of detection, automation, crushing separation, secondary metering and the like, and invents a method for measuring dry and wet garbage and the mixing rate thereof so as to realize a pollutant payment system with single garbage classification input standard charging and mixed and different charging.

To further illustrate the operation of the present embodiment, the bagged trash is detected by X-ray detection and harmful trash is identified in step S1.

To further explain the operation of the present embodiment, step S4 includes the following sub-steps:

obtaining whether the bagged dry garbage and the bagged wet garbage are mixed or not and the mixing ratio M of the dry garbage and the wet garbage according to the following formula:

wherein P is the weight after crushing and Q is the weight before crushing.

As an implementation manner of this embodiment, the data may be defined as: if M is more than or equal to 80 percent, the garbage is regarded as single dry garbage, M is less than or equal to 20 percent, the garbage is regarded as single wet garbage, and other proportions are regarded as dry-wet mixed garbage.

As shown in fig. 2 to 7, the present invention provides a device for measuring dry and wet garbage and mixing ratio thereof, comprising: the garbage bin comprises a crushing device 1, a garbage bearing platform 2, a garbage cabinet bearing frame 3, a compression device 4, a throwing bin 5, a draw arm compartment 6 and a wet garbage container; the crushing device 1, the garbage bearing platform 2, the compression device 4 and the throwing bin 5 are all arranged on the garbage cabinet bearing frame 3, the draw arm carriage 6 is arranged below the compression device 4, and the wet garbage container is arranged below the garbage bearing platform 2; the garbage bearing platform 2 comprises a tray 24 and a weigher 27; the crushing device 1 comprises a crushing head 11 and a push rod 12; the weighing device 27 is arranged below the tray 24, and a plurality of through holes are formed in the tray 24;

the crushing device 1 is arranged above the garbage bearing platform 2; the shape of the crushing head 11 matches the shape of the tray 24; the crushing head 11 is mounted at the bottom end of the push rod 12, and the crushing head 11 is driven by the push rod 12 to rotate or vertically move;

when the garbage is crushed, the crushing head 11 is driven by the push rod 12 to move vertically until the crushing head 11 reaches the tray 24; the crushing head 11 is driven by the push rod 12 to rotate and crush the garbage in the tray 24;

the throwing bin 5 is used for receiving bagged garbage thrown by a user, and throwing the bagged garbage to the garbage bearing platform for primary weighing after X-ray detection of the bagged garbage.

In the implementation of this embodiment, the dry garbage can be used as fuel in the garbage disposal process, while the wet garbage can be treated only by biological or degradation treatment, so the cost and the mode of the two treatments are different; when the garbage of a user is conveyed to the tray of the garbage bearing platform, the weighing device can weigh the garbage, and after the weighing is finished, the push rod drives the crushing head to reach the tray to crush the garbage; during the crushing process, the garbage bag filled with garbage by a user can be broken, dry garbage, wet garbage or mixed garbage in the garbage bag can be crushed by the crushing head after the bag is broken, during the crushing process, the dry garbage which can be incinerated to generate electricity can be left on the tray, and the wet garbage and the like which need to be subjected to degradation treatment can be crushed into liquid, solid-liquid mixture and the like and flow into the wet garbage can below along the through hole; at the moment, the weigher can weigh the garbage again, so that the weight of the dry garbage which can be incinerated for power generation can be weighed, the garbage cost which a user should pay can be known in the mode, and meanwhile, the classification of the dry and wet garbage is completed. According to the invention, by arranging the device, classification of dry and wet garbage and respective weighing of the dry and wet garbage are realized, the obtained data can be well utilized for user charging and data statistics, manpower and material resources are greatly saved, and the classified dry garbage can be directly applied to garbage power generation, so that the crushing cost in the disposal process is reduced.

For further explaining the working process of the embodiment, the garbage bearing platform 2 further comprises a walking bracket 26 and a bearing platform guide rail 21; the weighing device 27 is mounted on the walking bracket 26 and is used for weighing the tray 24 and the garbage in the tray 24; the traveling bracket 26 is movably mounted on the bearing platform guide rail 21 and moves along the bearing platform guide rail 21.

For further explaining the working process of the embodiment, the garbage platform 2 further comprises a third motor 25; the third motor 25 is mounted on the walking bracket 26, and the weighing device 27 is movably mounted on the walking bracket 26 through a rotating shaft; the rotating shaft is connected to the power output end of the third motor 25, and the third motor 25 drives the rotating shaft to rotate; the rotating shaft drives the tray 24 and the weighing device 27 to rotate around the rotating shaft.

For further explaining the working process of the embodiment, the garbage bearing platform 2 further comprises a bearing platform driving mechanism 22 and a second motor 23; the bearing platform driving mechanism 22 and the second motor 23 are both mounted on the bearing platform guide rail 21, and the second motor 23 is connected to the traveling bracket 26 through the bearing platform driving mechanism 22; the second motor 23 drives the traveling bracket 26 to move along the bearing platform guide rail 21 through the bearing platform driving mechanism 22.

For further explaining the working process of the embodiment, the crushing device 1 further comprises a crushing driving mechanism 13, a first motor 14 and an electric cylinder 15; the electric cylinder 15 is connected to the top end of the push rod 12 and drives the push rod 12 to move vertically; the power output end of the first motor 14 is connected to the push rod 12 through the crushing driving mechanism 13, and drives the push rod 12 to rotate around the axis of the push rod 12; the crushing plant 1 further comprises a mounting mechanism 16; the electric cylinder 15 is fixedly arranged on the mounting mechanism 16; the crushing device 1 is arranged in the garbage cabinet through the mounting mechanism 16.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. A method for measuring dry and wet garbage and mixing rate thereof is characterized by comprising the following steps:

s1: detecting bagged garbage thrown by a user and identifying harmful garbage;

s2: when the bagged garbage does not contain harmful garbage, weighing the bagged garbage to generate the weight before crushing;

s3: crushing the bagged garbage without harmful garbage, discharging liquid and solid with the particle size smaller than a threshold value, and weighing to generate the crushed weight;

s4: and obtaining the mixing rate of the bagged garbage according to the weight before crushing and the weight after crushing.

2. The method as claimed in claim 1, wherein the bagged refuse is detected by X-ray detection and harmful refuse is identified in step S1.

3. The method as claimed in claim 1, wherein the step S4 includes the following sub-steps:

obtaining the mixing rate M of the bagged garbage according to the following formula:

wherein P is the weight after crushing and Q is the weight before crushing.

4. A measuring device for dry and wet garbage and mixing rate thereof is characterized by comprising: the garbage bin comprises a crushing device (1), a garbage bearing platform (2), a garbage cabinet bearing frame (3), a compression device (4), a throwing bin (5), a draw arm carriage (6) and a wet garbage container; the crushing device (1), the garbage bearing platform (2), the compressing device (4) and the throwing bin (5) are all arranged on the garbage cabinet bearing frame (3), the draw arm carriage (6) is arranged below the compressing device (4), and the wet garbage container is arranged below the garbage bearing platform (2); the garbage bearing platform (2) comprises a tray (24) and a weighing device (27); the crushing device (1) comprises a crushing head (11) and a push rod (12); the weighing device (27) is arranged below the tray (24), and a plurality of through holes are formed in the tray (24);

the crushing device (1) is arranged above the garbage bearing platform (2); the shape of the crushing head (11) matches the shape of the tray (24); the crushing head (11) is arranged at the bottom end of the push rod (12), and the crushing head (11) is driven by the push rod (12) to rotate or vertically move;

when garbage is crushed, the crushing head (11) is driven by a push rod (12) to move vertically until the crushing head (11) reaches the tray (24); the crushing head (11) is driven by the push rod (12) to rotate and crush the garbage in the tray (24);

and the throwing bin (5) is used for receiving bagged garbage thrown by a user, and throwing the bagged garbage to the garbage bearing platform for primary weighing (2) after X-ray detection on the bagged garbage.

5. A device for measuring the mixing ratio of wet and dry waste according to claim 4, characterised in that the waste platform (2) further comprises a travelling carriage (26) and platform guide rails (21); the weighing device (27) is arranged on the walking bracket (26) and is used for weighing the tray (24) and the garbage in the tray (24); the walking bracket (26) is movably arranged on the bearing platform guide rail (21) and moves along the bearing platform guide rail (21).

6. A device for measuring the mixing ratio of wet and dry waste according to claim 5, characterised in that said waste platform (2) further comprises a third motor (25); the third motor (25) is arranged on the walking bracket (26), and the weighing device (27) is movably arranged on the walking bracket (26) through a rotating shaft; the rotating shaft is connected to the power output end of the third motor (25), and the third motor (25) drives the rotating shaft to rotate; the rotating shaft drives the tray (24) and the weighing device (27) to rotate around the rotating shaft.

7. A device for measuring the mixing ratio of wet and dry waste according to claim 5, wherein the waste platform (2) further comprises a platform driving mechanism (22) and a second motor (23); the bearing platform driving mechanism (22) and the second motor (23) are both arranged on the bearing platform guide rail (21), and the second motor (23) is connected to the walking bracket (26) through the bearing platform driving mechanism (22); the second motor (23) drives the walking bracket (26) to move along the bearing platform guide rail (21) through the bearing platform driving mechanism (22).

8. A device for measuring dry and wet refuse and its mixing ratio according to claim 4, characterized in that the crushing device (1) further comprises a crushing driving mechanism (13), a first motor (14) and an electric cylinder (15); the electric cylinder (15) is connected to the top end of the push rod (12) and drives the push rod (12) to vertically move; the power output end of the first motor (14) is connected to the push rod (12) through the crushing driving mechanism (13) and drives the push rod (12) to rotate around the axis of the push rod (12); the crushing plant (1) further comprises a mounting mechanism (16); the electric cylinder (15) is fixedly arranged on the mounting mechanism (16); the crushing device (1) is arranged in the garbage cabinet through the installation mechanism (16).

9. A garbage billing method using the method for measuring dry and wet garbage and the mixing rate thereof according to any one of claims 1 to 3, characterized by comprising the steps of:

establishing a reference rate and an excess rate;

when the bagged garbage thrown by the user is detected to be single wet garbage or single dry garbage, multiplying the pre-crushing weight by the reference rate to generate a reference garbage charge, and charging the user according to the reference garbage charge;

when the bagged garbage thrown by the user is detected to be mixed garbage of dry garbage and wet garbage, multiplying the pre-crushing weight by the reference rate to generate reference garbage billing, and multiplying the mixing rate by the excess rate to obtain excess garbage billing; and adding the reference garbage charging and the excess garbage charging to obtain final garbage charging, and charging the user according to the final garbage charging.

10. The method for billing dry and wet garbage according to claim 9, further comprising the steps of:

when the bagged garbage thrown by the user contains harmful garbage, warning is given to the user and the user is required to remove the harmful garbage from the bagged garbage.

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