CN215464662U - Hydraulic and pneumatic linkage flotation kitchen waste pretreatment device - Google Patents
Hydraulic and pneumatic linkage flotation kitchen waste pretreatment device Download PDFInfo
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- CN215464662U CN215464662U CN202120506432.5U CN202120506432U CN215464662U CN 215464662 U CN215464662 U CN 215464662U CN 202120506432 U CN202120506432 U CN 202120506432U CN 215464662 U CN215464662 U CN 215464662U
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Abstract
The utility model discloses a hydraulic and pneumatic linkage flotation kitchen waste pretreatment device which comprises a kitchen waste storage bin and a light kitchen waste mixing bin which are arranged in parallel, wherein the kitchen waste storage bin and the light kitchen waste mixing bin are communicated through an intermediate pipeline at positions close to the top; the light-substance kitchen waste mixing bin is characterized in that a light impurity discharge port is formed in the position, close to the top, of the side wall of the light-substance kitchen waste mixing bin, an aeration device is arranged in the light-substance kitchen waste mixing bin, and an organic waste discharge port is formed in the bottom of the light-substance kitchen waste mixing bin. The kitchen waste pretreatment device is high in integration degree, achieves grading removal of sundries, and improves the impurity removal effect.
Description
Technical Field
The utility model relates to the technical field of kitchen waste treatment, in particular to a hydraulic and pneumatic linkage kitchen waste flotation pretreatment device.
Background
The traditional kitchen waste treatment process generally adopts an anaerobic fermentation process for treatment except incineration so as to improve the comprehensive utilization rate of the kitchen waste. At present, in the process of treating the kitchen waste through an anaerobic fermentation process, a great amount of light substances, heavy substances and the like enter an anaerobic reactor due to poor impurity removal effect of pretreatment, and a series of hazards are brought to the process of producing methane at the rear end.
In order to solve the problems, the prior art is researched correspondingly, for example, a Chinese patent with application number 201710557316.4 discloses an anaerobic fermentation process for rural kitchen waste, which discloses the technical characteristics of sorting and removing impurities from the kitchen waste before anaerobic fermentation treatment; if chinese patent application No. 201920228871.7 discloses a kitchen garbage and mud combined anaerobic fermentation system marsh gas comprehensive utilization system, it discloses the technical feature of carrying out the letter sorting edulcoration to kitchen garbage through kitchen garbage sorting device, these prior art have disclosed the notion of carrying out the preliminary treatment edulcoration to kitchen garbage, nevertheless have following drawback: the sundries can not be removed in a grading way, the integration degree is not high, and the impurity removal effect is relatively poor.
SUMMERY OF THE UTILITY MODEL
In view of the above, the utility model aims to provide a hydraulic and pneumatic linkage flotation kitchen waste pretreatment device, so as to improve the integration degree of equipment, realize the graded removal of impurities and improve the impurity removal effect.
The utility model solves the problems through the following technical means: a hydraulic and pneumatic linkage flotation kitchen waste pretreatment device comprises a kitchen waste storage bin and a light kitchen waste mixing bin which are arranged in parallel, wherein the kitchen waste storage bin and the light kitchen waste mixing bin are communicated through an intermediate pipeline at positions close to the top; the light-substance kitchen waste mixing bin is characterized in that a light impurity discharge port is formed in the position, close to the top, of the side wall of the light-substance kitchen waste mixing bin, an aeration device is arranged in the light-substance kitchen waste mixing bin, and an organic waste discharge port is formed in the bottom of the light-substance kitchen waste mixing bin.
Further, two inside walls that the kitchen garbage storehouse is relative all are provided with the hot water spray tube.
Furthermore, a plurality of injection branch pipes are arranged on the hot water injection pipe in parallel.
Furthermore, the spraying branch pipes on the hot water spraying pipes at two sides are arranged in a staggered manner.
Further, the aeration device is arranged at the bottom of the light substance kitchen waste mixing bin.
Further, the aeration device is a nano aeration air disc.
The utility model has the beneficial effects that: the hydraulic and pneumatic linkage flotation kitchen waste pretreatment device comprises a kitchen waste storage bin and a light substance kitchen waste mixing bin which are arranged in parallel, wherein the kitchen waste storage bin and the light substance kitchen waste mixing bin are communicated through an intermediate pipeline at a position close to the top, the top and the bottom of the kitchen waste storage bin are respectively provided with a crusher and a heavy impurity discharge port, the inner side wall of the kitchen waste storage bin is provided with a hot water spray pipe, and the top of the crusher is provided with a crusher feed inlet; the light-substance kitchen waste mixing bin is characterized in that a light impurity discharge port is formed in the position, close to the top, of the side wall of the light-substance kitchen waste mixing bin, an aeration device is arranged in the light-substance kitchen waste mixing bin, and an organic waste discharge port is formed in the bottom of the light-substance kitchen waste mixing bin. The kitchen waste pretreatment device of this application integrates the degree height, has realized getting rid of the grading of debris, has improved the edulcoration effect, and for the supplement, the beneficial effect of this application still embodies in following aspect:
1. the functions of deslagging the kitchen waste, discharging heavy objects, discharging liquid and discharging organic matters are integrated, so that the number of pretreatment equipment is reduced, and possible fault points of the equipment are reduced;
2. the removal rate of light impurities and heavy impurities is improved through the hydraulic and pneumatic linkage flotation;
3. the separation effect on the residues in the kitchen waste is good, and the separation of light and heavy substances is realized by utilizing the principle of gravity stratification;
4. through hot water washing of the whole material, the kitchen waste grease retention rate in the washing liquid is high, and the oil extraction rate of subsequently extracting oil from the washing liquid is greatly improved.
Drawings
The utility model is further described below with reference to the figures and examples.
FIG. 1 is a schematic structural diagram of a preferred embodiment of the present invention;
fig. 2 is a top view of fig. 1.
Detailed Description
The utility model is explained in more detail below with reference to the figures and examples. The features and advantages of the present invention will become more apparent from the description. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments.
As shown in fig. 1-2, the hydraulic and pneumatic linkage flotation kitchen waste pretreatment device of the embodiment comprises a kitchen waste storage bin 5 and a light kitchen waste mixing bin 7 which are arranged in parallel, wherein the kitchen waste storage bin and the light kitchen waste mixing bin are communicated through an intermediate pipeline 10 at a position close to the top, the top and the bottom of the kitchen waste storage bin are respectively provided with a crusher 2 and a heavy impurity discharge port 4, and the top of the crusher is provided with a crusher feed port 1.
Two inside walls that the kitchen garbage warehouse is relative all are provided with hot water spray tube 3, be provided with a plurality of injection branch pipes 11 on the hot water spray tube side by side, the arrangement of staggering of injection branch pipe on the hot water spray tube 3 of both sides to improve the washing effect that sprays to kitchen garbage.
The light substance kitchen garbage mixes 7 lateral walls of storehouse and is provided with light miscellaneous discharge gate 6 near the position at top, is provided with aeration equipment 8 in the light substance kitchen garbage mixes the storehouse, preferably, aeration equipment 8 sets up in light substance kitchen garbage mixes the storehouse bottom, and aeration equipment is nanometer aeration gas dish, light substance kitchen garbage mixes the storehouse bottom and is provided with organic waste discharge gate 9.
The crusher is characterized in that electric valves are arranged at the crusher feeding port 1, the heavy impurity discharging port 4, the organic garbage discharging port 9 and the light impurity discharging port 6.
When the kitchen waste mixing device works, kitchen waste enters from a feeding hole of a crusher, is crushed by the crusher and then enters a kitchen waste storage bin, external high-pressure hot water (usually the water temperature is 80-100 ℃) is introduced into a hot water spray pipe and sprayed out from a spray branch pipe to spray and wash the crushed kitchen waste, under the action of hot water washing and flotation, the waste in the kitchen waste storage bin is divided into three layers, light impurities float on the upper layer, organic matters of the kitchen waste are on the middle layer, heavy impurities are on the lower layer, the heavy impurities are discharged from a heavy impurity discharge hole under the action of gravity, the light impurities and the organic matters of the kitchen waste flow into a light substance kitchen waste mixing bin through a middle channel under the action of hot water flotation, an aeration device is used for aeration, the light impurities are brought to the upper layer of the light substance kitchen waste mixing bin under the action of bubble flotation and then discharged from a light impurity discharge hole, and the organic matters of the kitchen waste are settled, And discharging from an organic garbage discharge port.
In conclusion, the kitchen waste pretreatment device of the embodiment is high in integration degree, achieves graded removal of sundries through linkage flotation of water power and air power, and improves the impurity removal effect.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (6)
1. The utility model provides a water conservancy pneumatic linkage flotation kitchen garbage preprocessing device which characterized in that: the kitchen waste mixing device comprises a kitchen waste storage bin (5) and a light-material kitchen waste mixing bin (7) which are arranged in parallel, wherein the kitchen waste storage bin and the light-material kitchen waste mixing bin are communicated through an intermediate pipeline (10) at positions close to the top, the top and the bottom of the kitchen waste storage bin are respectively provided with a crusher (2) and a heavy impurity discharge port (4), the inner side wall of the kitchen waste storage bin is provided with a hot water spray pipe (3), and the top of the crusher is provided with a crusher feed inlet (1); the light-substance kitchen waste mixing bin is characterized in that a light impurity discharge hole (6) is formed in the position, close to the top, of the side wall of the light-substance kitchen waste mixing bin, an aeration device (8) is arranged in the light-substance kitchen waste mixing bin, and an organic waste discharge hole (9) is formed in the bottom of the light-substance kitchen waste mixing bin.
2. The hydraulic pneumatic linkage flotation kitchen waste pretreatment device according to claim 1, characterized in that: two inside walls that kitchen garbage warehouse (5) is relative all are provided with hot water spray tube (3).
3. The hydraulic pneumatic linkage flotation kitchen waste pretreatment device according to claim 2, characterized in that: the hot water spray pipe is provided with a plurality of spray branch pipes (11) in parallel.
4. The hydraulic pneumatic linkage flotation kitchen waste pretreatment device according to claim 3, characterized in that: the spraying branch pipes on the hot water spraying pipes (3) at the two sides are arranged in a staggered way.
5. The hydraulic pneumatic linkage flotation kitchen waste pretreatment device according to claim 4, characterized in that: the aeration device (8) is arranged at the bottom of the light substance kitchen waste mixing bin.
6. The hydraulic pneumatic linkage flotation kitchen waste pretreatment device according to claim 5, characterized in that: the aeration device (8) is a nano aeration air disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120506432.5U CN215464662U (en) | 2021-03-10 | 2021-03-10 | Hydraulic and pneumatic linkage flotation kitchen waste pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120506432.5U CN215464662U (en) | 2021-03-10 | 2021-03-10 | Hydraulic and pneumatic linkage flotation kitchen waste pretreatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215464662U true CN215464662U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120506432.5U Active CN215464662U (en) | 2021-03-10 | 2021-03-10 | Hydraulic and pneumatic linkage flotation kitchen waste pretreatment device |
Country Status (1)
| Country | Link |
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| CN (1) | CN215464662U (en) |
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2021
- 2021-03-10 CN CN202120506432.5U patent/CN215464662U/en active Active
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