CN217289776U - Kitchen waste pretreatment device - Google Patents
Kitchen waste pretreatment device Download PDFInfo
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- CN217289776U CN217289776U CN202221391407.8U CN202221391407U CN217289776U CN 217289776 U CN217289776 U CN 217289776U CN 202221391407 U CN202221391407 U CN 202221391407U CN 217289776 U CN217289776 U CN 217289776U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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Abstract
The utility model provides a kitchen waste pretreatment device, which comprises a box body, a crushing component, an extrusion component, a drying component, a waste liquid collecting component and a dry material collecting component; the extrusion assembly comprises a first telescopic rod, a second telescopic rod and an extrusion disc; the extrusion disc is obliquely arranged in the box body, the oblique direction of the extrusion disc is the same as that of the feed hopper, and the upper left end and the upper right end of the extrusion disc are fixedly connected with the first telescopic rod and the second telescopic rod respectively; the dry material collecting component comprises a material collecting disc; the collecting tray is obliquely arranged on the supporting frame, a second liquid outlet positioned above the guide plate is arranged at the lower side end of the collecting tray, and a filter screen is arranged at the second liquid outlet. The utility model discloses can effectually smash, dry kitchen garbage, improve the subsequent incineration efficiency of kitchen garbage.
Description
Technical Field
The utility model belongs to the technical field of refuse treatment, concretely relates to rubbish from cooking preprocessing device.
Background
The kitchen garbage in the residential area is garbage such as vegetable leaves, leftovers, fruit peels, eggshells, tea leaves, bones and the like discarded in the daily life process of residents, and has high yield and high organic component content.
In cities, kitchen waste is usually mixed with household waste for co-treatment. However, the kitchen waste has high water content and high organic matter content and is easy to decay and deteriorate, which brings trouble to the collection, transportation and treatment of the household waste. At present, the domestic garbage is mainly treated by burning, and the water content of the kitchen garbage is high, so that insufficient burning of the garbage in a burning furnace is easy to cause.
SUMMERY OF THE UTILITY MODEL
To prior art's defect, the utility model provides a rubbish preprocessing device from cooking can effectually smash, dry rubbish from cooking, improves the subsequent incineration efficiency of rubbish from cooking.
The utility model provides a kitchen waste pretreatment device, which comprises a box body, a crushing component, an extrusion component, a drying component, a waste liquid collecting component and a dry material collecting component;
a feed hopper is obliquely arranged at the upper side end of the box body, a guide plate positioned below the feed hopper is obliquely arranged on the right inner side wall of the box body, a first liquid outlet is arranged at the lower side end of the box body, a first relief opening is arranged at the lower front end of the box body, a support frame is obliquely arranged in the box body, a guide plate is obliquely arranged at the lower side end of the support frame, and the guide plate is communicated with the first liquid outlet;
the crushing assembly is arranged in the feed hopper and is used for crushing kitchen garbage in the feed hopper;
the extrusion assembly comprises a first telescopic rod, a second telescopic rod and an extrusion disc;
the first telescopic rod is vertically and fixedly arranged on the inner side wall of the upper left end of the box body;
the second telescopic rod is vertically and fixedly arranged on the inner side wall of the right upper end of the box body;
the extrusion disc is obliquely arranged in the box body, the oblique direction of the extrusion disc is the same as that of the feed hopper, and the upper left end and the upper right end of the extrusion disc are fixedly connected with the first telescopic rod and the second telescopic rod respectively;
the drying component is sleeved in the middle of the box body and used for heating and drying kitchen garbage in the box body;
the waste liquid collecting assembly is arranged at the side end of the box body and is connected with the first liquid outlet;
the dry material collecting component comprises a material collecting disc;
the collecting tray is obliquely arranged on the supporting frame, a second liquid outlet positioned above the guide plate is arranged at the lower side end of the collecting tray, and a filter screen is arranged at the second liquid outlet.
In the above technical solution, the utility model discloses can also do following improvement.
The preferable technical scheme is characterized in that: crushing unit is two and parallel arrangement, crushing unit includes motor, rotating turret and blade, the motor is fixed to be set up on the lateral wall of feeder hopper, the rotating turret rotates perpendicularly to be set up in the feeder hopper, the one end of rotating turret with motor fixed connection, the blade is a plurality of and equidistant setting on the rotating turret.
The preferable technical scheme is characterized in that: the blades on the two rotating frames are arranged in a staggered mode, a gap for the rotation of the blades is reserved between the two rotating frames, and the two rotating frames rotate oppositely under the driving of the corresponding motors.
The preferable technical scheme is characterized in that: still including pushing away the material subassembly, it includes push rod and scraping wings to push away the material subassembly, be equipped with the feed inlet on the feeder hopper, the feeder hopper is kept away from the one end of box is equipped with the push rod, the one end of push rod is equipped with the scraping wings, the scraping wings can be in be close to under the promotion of push rod and be located higher crushing unit.
The preferable technical scheme is characterized in that: the drying component comprises a first barrel and a heating wire, the first barrel is sleeved at the middle of the box, and the heating wire is arranged on the outer side wall of the first barrel at a plurality of intervals.
The preferable technical scheme is characterized in that: the drying component further comprises a second barrel, the second barrel is sleeved on the first barrel, and the heating wires are located between the first barrel and the second barrel.
The preferable technical scheme is characterized in that: the front ends of the first barrel and the second barrel are respectively provided with a second yielding port for the material collecting disc to enter and exit.
The preferable technical scheme is characterized in that: and a heat insulation plate is rotatably arranged at the second yielding port of the second cylinder body and can rotate to the second yielding port and seal the second yielding port.
The preferable technical scheme is characterized in that: the waste liquid collecting assembly comprises a liquid collecting box, a liquid receiving plate is obliquely arranged at one end of the liquid collecting box, a higher side end of the liquid receiving plate is located under the first liquid outlet, and a lower side end of the liquid receiving plate extends into the liquid collecting box.
The preferable technical scheme is characterized in that: the first telescopic rod and the second telescopic rod are both electric telescopic rods or hydraulic telescopic rods.
The preferable technical scheme is characterized in that: the lower end of the supporting frame is provided with a vibration disc.
The utility model has the advantages that: the utility model discloses a set up box, crushing unit, extrusion subassembly, dry subassembly, waste liquid collection subassembly and drier collection subassembly, rubbish from cooking is in feeder hopper department through crushing unit crushing back, drops on the drier collection subassembly to carry out dry dehydration through extrusion subassembly and dry subassembly and handle, form the material cake, and the waste liquid is collected through the waste liquid collection subassembly, realizes the preliminary treatment to rubbish from cooking, can make the burning of rubbish from cooking more abundant, improves the combustion efficiency of rubbish from cooking.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of a kitchen waste pretreatment device according to embodiment 1 of the present invention.
Fig. 2 is a side view of a kitchen garbage pretreatment apparatus according to embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a kitchen garbage pretreatment device according to embodiment 1 of the present invention, in which a drying assembly is removed.
Fig. 4 is a schematic structural view of a kitchen waste pretreatment device according to embodiment 2 of the present invention.
In the figure, the respective symbols have the following meanings:
1. a box body; 11. a feed hopper; 12. a support frame; 13. a baffle; 14. a vibration plate; 15. a material guide plate; 2. a size reduction assembly; 21. a motor; 22. a rotating frame; 23. a blade; 3. an extrusion assembly; 31. a first telescopic rod; 32. a second telescopic rod; 33. an extrusion disc; 4. a drying assembly; 41. a first cylinder; 42. heating wires; 43. a second cylinder; 44. a heat insulation plate; 5. a waste liquid collection assembly; 51. a liquid collection tank; 52. a liquid receiving plate; 6. a dry material collection assembly; 61. a material collecting disc; 7. a material pushing assembly; 71. a push rod; 72. a material pushing plate.
Detailed Description
To further understand the contents, features and functions of the present invention, the following embodiments are illustrated and described in detail as follows:
example 1
Referring to fig. 1 to 3, the present embodiment provides a kitchen waste pretreatment device, which includes a box 1, a crushing assembly 2, a squeezing assembly 3, a drying assembly 4, a waste liquid collecting assembly 5, and a dry material collecting assembly 6;
a feed hopper 11 is obliquely arranged at the upper right side end of the box body 1, a guide plate 15 positioned below the feed hopper 11 is obliquely arranged on the inner right side wall of the box body 1, a first liquid outlet is arranged at the lower left side end of the box body 1, a first yielding port is arranged at the lower front end of the box body 1, a support frame 12 is obliquely arranged in the box body 1, a guide plate 13 is obliquely arranged at the lower side end of the support frame 12, and the guide plate 13 is communicated with the first liquid outlet;
the crushing assembly 2 is arranged in the feed hopper 11, and the crushing assembly 2 is used for crushing kitchen waste in the feed hopper 11;
the extrusion assembly 3 comprises a first telescopic rod 31, a second telescopic rod 32 and an extrusion disc 33;
the first telescopic rod 31 is vertically and fixedly arranged on the inner side wall of the left upper end of the box body 1;
the second telescopic rod 32 is vertically and fixedly arranged on the inner side wall of the right upper end of the box body 1;
the extrusion disc 33 is obliquely arranged in the box body 1, the oblique direction of the extrusion disc 33 is the same as that of the feed hopper 11, and the left upper end and the right upper end of the extrusion disc 33 are fixedly connected with the first telescopic rod 31 and the second telescopic rod 32 respectively;
the drying component 4 is sleeved in the middle of the box body 1 and used for heating and drying kitchen garbage in the box body 1;
the waste liquid collecting assembly 5 is arranged at the side end of the box body 1 and is connected with the first liquid outlet;
the dry material collecting component 6 comprises a material collecting disc 61;
the material collecting disc 61 is obliquely arranged on the support frame 12, a second liquid outlet positioned above the guide plate 13 is formed in the lower side end of the material collecting disc 61, and a filter screen is arranged at the second liquid outlet.
According to the embodiment, by arranging the box body 1, the crushing component 2, the extruding component 3, the drying component 4, the waste liquid collecting component 5 and the dry material collecting component 6, a worker throws kitchen waste into the feeding hopper 11, and due to the fact that the feeding hopper 11 is obliquely arranged, the kitchen waste moves downwards to the crushing component 2, is crushed by the crushing component 2 and then falls onto the material collecting disc 61 through the material guide plate 15; first telescopic link 31 and second telescopic link 32 downstream, drive the downward motion of crushing disk 33, extrude rubbish after cooking, extrude the waste liquid in the rubbish after cooking, and flow into guide plate 13 through the second liquid outlet in, and finally flow into in the waste liquid collection subassembly 5 from first liquid outlet department, and simultaneously, dry subassembly 4 begins work, heat box 1, make the moisture in the rubbish after cooking obtain further evaporation, again cooperate extrusion subassembly 3, make most moisture in the rubbish after cooking further extrude the evaporation, finally realize the drying to rubbish after cooking.
The filter screen that second liquid outlet department set up can effectually avoid kitchen garbage to fall in the waste liquid recovery subassembly from second liquid outlet department.
Because set up first position of stepping down mouth in this embodiment, the staff can follow first position of stepping down mouth department and take out collecting tray 61, carries out subsequent processing to the rubbish from cooking after the drying again, in addition, collecting tray 61 takes out the back, also can wash the filter screen, avoids the filter screen to block up, influences waste liquid discharge efficiency.
The first telescopic rod 31 and the second telescopic rod 32 in this embodiment are both electric telescopic rods or hydraulic telescopic rods, and the first telescopic rod 31 and the second telescopic rod 32 have different extension lengths and are used for adjusting the inclination of the extrusion disc 33.
The mode that the collecting tray 61 in this embodiment adopted the slope to place makes things convenient for the waste liquid to discharge along the incline direction of collecting tray 61, simultaneously, also makes things convenient for comparatively even dropping of rubbish from cooking on collecting tray 61, increases the extrusion drying effect to rubbish from cooking.
The hot air generated in this embodiment may be discharged from the feeding hopper 11, or a vent hole may be formed at the upper end of the case 1 to discharge the hot air.
Referring to fig. 3, the two crushing assemblies 2 are arranged in parallel, each crushing assembly 2 includes a motor 21, a rotating frame 22 and a blade 23, the motors 21 are fixedly arranged on the outer side walls of the feeding hoppers 11, the rotating frames 22 are vertically and rotatably arranged in the feeding hoppers 11, one ends of the rotating frames 22 are fixedly connected with the motors 21, and the blades 23 are arranged on the rotating frames 22 at equal intervals.
By turning on the motor 21, the motor 21 drives the rotating frame 22 and the blade 23 to rotate, thereby realizing the crushing of the kitchen waste.
Referring to fig. 3, the blades 23 on the two rotating frames 22 are arranged in a staggered manner, a gap for the rotation of the blade 23 is reserved between the two rotating frames 22, and the two rotating frames 22 rotate oppositely under the driving of the corresponding motors 21.
By arranging the two rotating frames 22 and the blades 23 as above, the kitchen waste can be crushed more sufficiently and thoroughly.
Referring to fig. 3, the shredder further includes a pushing assembly 7, the pushing assembly 7 includes a push rod 71 and a pushing plate 72, a feeding opening is formed on the feeding hopper 11, the push rod 71 is disposed at one end of the feeding hopper 11 away from the box body 1, the pushing plate 72 is disposed at one end of the push rod 71, and the pushing plate 72 can be pushed by the push rod 71 to approach the crushing assembly 2 located at a higher position.
The staff can drive scraping wings 72 towards crushing unit 2 and move through promoting push rod 71 to promote rubbish from cooking towards crushing unit 2 and move, avoid rubbish from cooking to pile up in feeder hopper 11 department, cause feeder hopper 11 to block up.
Referring to fig. 1 and 2, the drying assembly 4 includes a first cylinder 41 and a plurality of heating wires 42, the first cylinder 41 is sleeved in the middle of the box 1, and the plurality of heating wires 42 are arranged on an outer side wall of the first cylinder 41 at intervals.
The heating wire 42 is used for heating the box body 1, the first cylinder 41 is used for installing the heating wire 42, and meanwhile, the first cylinder 41 also has a certain heat preservation effect.
Referring to fig. 1 and 2, the drying assembly 4 further includes a second cylinder 43, the second cylinder 43 is sleeved on the first cylinder 41, and the heating wire 42 is located between the first cylinder 41 and the second cylinder 43.
The second cylinder 43 is provided to further reduce heat loss in the cabinet 1.
Referring to fig. 2, the front ends of the first cylinder 41 and the second cylinder 43 are respectively provided with a second position-giving opening for the material collecting tray 61 to enter and exit.
Through setting up the second and letting the position mouth, the staff can let the position mouth department from the second and get and put collecting tray 61.
The box body 1, the first cylinder 41 and the second cylinder 42 in this embodiment are all rectangular, so that the first yielding port and the second yielding port are convenient to open. In addition, the left, right and rear outer ends of the first cylinder 41 are provided with heater wires 42, and the front outer end of the first cylinder 41 is not provided with heater wires 42 in order to facilitate taking and placing of the aggregate tray 61.
Referring to fig. 2, a heat insulation plate 44 is rotatably disposed at the second abdicating hole of the second cylinder 43, and the heat insulation plate 44 can rotate to the second abdicating hole and close the second abdicating hole.
When the material collecting disc 61 is placed in the box body 1 and heats the box body 1, the heat insulation plate 44 can be rotated downwards, so that the heat insulation plate 44 seals the second yielding port, and the heat loss is further reduced.
Referring to fig. 1 and 3, the waste liquid collecting assembly 5 includes a liquid collecting tank 51, one end of the liquid collecting tank 51 is obliquely provided with a liquid receiving plate 52, a higher side end of the liquid receiving plate 52 is located right below the first liquid outlet, and a lower side end of the liquid receiving plate 52 extends into the liquid collecting tank 51.
The liquid receiving plate 52 is provided for receiving the waste liquid from the first liquid outlet and sending the waste liquid into the header tank 51.
Example 2
Referring to fig. 4, the difference between the present embodiment and embodiment 1 is: the lower end of the supporting frame 12 is provided with a vibration disc 14.
When the collecting tray 61 is placed on the support frame 12, the vibration tray 14 is opened to vibrate the vibration tray 14, so that kitchen garbage on the collecting tray 61 can be driven to vibrate, the kitchen garbage is distributed more uniformly on the collecting tray 61, and the subsequent drying and extruding effect of the kitchen garbage is ensured.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating a number of technical features being indicated. Thus, a feature defined as "a" or "a second" can explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless otherwise expressly stated or limited, a feature "on" or "under" a second feature may be in direct contact with the second feature or in indirect contact with the second feature through intervening media. Also, a feature "above," "over," and "on" a second feature may be directly or diagonally above the second feature, or may simply mean that the feature is at a higher level than the second feature. A feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the feature is at a lesser level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. The utility model provides a kitchen garbage preprocessing device which characterized in that: comprises a box body, a crushing component, an extrusion component, a drying component, a waste liquid collecting component and a dry material collecting component;
a feed hopper is obliquely arranged at the upper side end of the box body, a guide plate positioned below the feed hopper is obliquely arranged on the right inner side wall of the box body, a first liquid outlet is arranged at the lower side end of the box body, a first position-giving opening is arranged at the lower front end of the box body, a support frame is obliquely arranged in the box body, a guide plate is obliquely arranged at the lower side end of the support frame, and the guide plate is communicated with the first liquid outlet;
the crushing assembly is arranged in the feed hopper and is used for crushing kitchen garbage in the feed hopper;
the extrusion assembly comprises a first telescopic rod, a second telescopic rod and an extrusion disc;
the first telescopic rod is vertically and fixedly arranged on the inner side wall of the upper left end of the box body;
the second telescopic rod is vertically and fixedly arranged on the inner side wall of the right upper end of the box body;
the extrusion disc is obliquely arranged in the box body, the oblique direction of the extrusion disc is the same as that of the feed hopper, and the upper left end and the upper right end of the extrusion disc are fixedly connected with the first telescopic rod and the second telescopic rod respectively;
the drying component is sleeved in the middle of the box body and used for heating and drying kitchen garbage in the box body;
the waste liquid collecting assembly is arranged at the side end of the box body and is connected with the first liquid outlet;
the dry material collecting component comprises a material collecting disc;
the collecting tray is obliquely arranged on the supporting frame, a second liquid outlet positioned above the guide plate is arranged at the lower side end of the collecting tray, and a filter screen is arranged at the second liquid outlet.
2. The kitchen waste pretreatment device according to claim 1, characterized in that: crushing unit is two and parallel arrangement, crushing unit includes motor, rotating turret and blade, the motor is fixed to be set up on the lateral wall of feeder hopper, the rotating turret rotates perpendicularly to be set up in the feeder hopper, the one end of rotating turret with motor fixed connection, the blade is a plurality of and equidistant setting on the rotating turret.
3. The kitchen waste pretreatment device according to claim 2, characterized in that: the blades on the two rotating frames are arranged in a staggered mode, a gap for the blades to rotate is reserved between the two rotating frames, and the two rotating frames rotate oppositely under the driving of the corresponding motors.
4. The kitchen waste pretreatment device according to claim 3, characterized in that: still including pushing away the material subassembly, it includes push rod and scraping wings to push away the material subassembly, be equipped with the feed inlet on the feeder hopper, the feeder hopper is kept away from the one end of box is equipped with the push rod, the one end of push rod is equipped with the scraping wings, the scraping wings can be in be close to under the promotion of push rod and be located higher crushing unit.
5. The kitchen waste pretreatment device according to claim 1, characterized in that: the drying component comprises a first barrel and a heating wire, the first barrel is sleeved at the middle of the box, and the heating wire is arranged on the outer side wall of the first barrel at a plurality of intervals.
6. The kitchen waste pretreatment device according to claim 5, characterized in that: the drying component further comprises a second barrel, the second barrel is sleeved on the first barrel, and the heating wire is located between the first barrel and the second barrel.
7. The kitchen waste pretreatment device according to claim 6, wherein: the front ends of the first barrel and the second barrel are respectively provided with a second yielding port for the material collecting disc to enter and exit.
8. The kitchen waste pretreatment device according to claim 7, characterized in that: and a heat insulation plate is rotatably arranged at the second yielding port of the second cylinder body and can rotate to the second yielding port and seal the second yielding port.
9. The kitchen waste pretreatment device according to claim 1, characterized in that: the waste liquid collecting assembly comprises a liquid collecting box, a liquid receiving plate is obliquely arranged at one end of the liquid collecting box, a higher side end of the liquid receiving plate is located under the first liquid outlet, and a lower side end of the liquid receiving plate extends into the liquid collecting box.
10. The kitchen waste pretreatment device according to claim 1, characterized in that: the first telescopic rod and the second telescopic rod are both electric telescopic rods or hydraulic telescopic rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221391407.8U CN217289776U (en) | 2022-06-06 | 2022-06-06 | Kitchen waste pretreatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221391407.8U CN217289776U (en) | 2022-06-06 | 2022-06-06 | Kitchen waste pretreatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217289776U true CN217289776U (en) | 2022-08-26 |
Family
ID=82919649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221391407.8U Active CN217289776U (en) | 2022-06-06 | 2022-06-06 | Kitchen waste pretreatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217289776U (en) |
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2022
- 2022-06-06 CN CN202221391407.8U patent/CN217289776U/en active Active
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