Split mounting type barrel-shaped composting device

Abstract

The utility model discloses a split mounting type barrel-shaped composting device which comprises a side wall, one end of the side wall is connected with a base, the other end of the side wall is connected with a cover body, the side wall comprises a plurality of sub-wall bodies, each sub-wall body comprises a supporting wall layer and a heat insulating layer, and every two adjacent sub-wall bodies are connected through a connecting part at the side end. The heat insulation layer comprises two heat insulation side ends and a heat insulation main body part located between the two heat insulation side ends, and the extension length L2 of the connecting part in the thickness direction of the sub-wall body enables the heat insulation side ends to have enough thickness at the connecting part so as to have enough heat insulation performance; the situation that the heat insulation and heat preservation performance of the assembled composting device is too low is avoided, and meanwhile, the connecting parts have enough extension lengths in the thickness directions of the sub-wall bodies, so that enough connecting strength is achieved between every two adjacent sub-wall bodies; the plurality of sub-wall bodies are relatively independent split parts which can be mutually connected, so that the space volume occupied by the composting device can be reduced.

Description

Technical Field

[0001] The utility model relates to the field of composting, in particular to an assembled barrel composting device. Background Art

[0002] Composting is the process of using various organic raw materials to decompose into organic fertilizers by microorganisms under certain conditions. The composting device is a device that provides space for the composting process and can maintain the temperature, humidity, ventilation and other conditions required for composting.

[0003] Existing heat-insulating composting devices are suitable for composting at a relatively low ambient temperature, for example, for composting in areas with higher latitudes or in cold regions. The heat-insulating composting devices are relatively large in size, resulting in a relatively large required transportation space and a relatively high transportation cost. For example, patent document CN215559952U provides a composting device capable of high temperature. However, the composting device is relatively large in size, inconvenient to transport, and is prone to leakage after assembly and has a poor heat-insulating effect. Utility Model Content

[0004] In view of the above problems existing in the prior art, the utility model provides an assembled barrel composting device, which is assembled by multiple components. The multiple components can be combined and packaged during transportation, thereby reducing the volume occupied by the composting device, reducing transportation costs, and ensuring that the composting device has the required thermal insulation properties.

[0005] To achieve the above-mentioned purpose, the utility model provides an assembled barrel composting device, comprising a side wall, one end of which is connected to a base, and the other end of which is connected to a cover;

[0006] The side wall includes a plurality of sub-wall bodies, each of which includes a supporting wall layer and a heat insulating layer, and each of which includes two opposite side ends, each of which is provided with a side end surface and a plurality of connecting portions spaced apart along the side end, two adjacent sub-wall bodies are connected by the connecting portions, and corresponding two side end surfaces of the two adjacent sub-wall bodies at least partially abut against each other;

[0007] The insulation layer includes two insulation side ends and an insulation main body located between the two insulation side ends, the two insulation side ends are respectively located at one of the two side ends of the sub-wall body, the insulation main body has a thickness L1, and the connecting part has an extension length L2 in the thickness direction of the sub-wall body, L2=nL1, and the value range of n is 0.2-0.8.

[0008] Optionally, the supporting wall layer includes an outer supporting wall layer and an inner supporting wall layer, and the heat insulating layer is located between the outer supporting wall layer and the inner supporting wall layer.

[0009] Optionally, the supporting wall layer is a hollow shell structure, the supporting wall layer is formed by a blow molding process, the supporting wall layer includes an outer supporting wall layer and an inner supporting wall layer formed integrally, a accommodating cavity for accommodating the insulation layer is formed between the outer supporting wall layer and the inner supporting wall layer, and the insulation layer is located in the accommodating cavity.

[0010] Optionally, the connecting portion includes a connecting groove, and the connecting groove includes a connecting side surface close to the side end surface;

[0011] The composting device also includes a snap-on connector, which is snap-connected to the connecting side surfaces of two corresponding connecting grooves on two adjacent sub-wall bodies, or the connecting portion also includes a connecting through hole penetrating the connecting side surface and the side end surface, and the two corresponding connecting portions on two adjacent sub-wall bodies are fixedly connected by a connecting assembly penetrating the connecting through holes corresponding to the two corresponding connecting portions.

[0012] Optionally, the angle between the side end surface and the outer side surface of the sub-wall body is 45°-90°.

[0013] Optionally, the side end of the sub-wall body is provided with a protrusion extending along the length direction of the side end, the protrusion is located inside the sub-wall body, the corresponding protrusions of two adjacent sub-wall bodies abut against each other, and the protrusion includes an insulating protrusion.

[0014] Optionally, the sub-wall body includes a first side end and a second side end relative to each other, and one of the two adjacent sub-wall bodies is connected to the second side end of the other of the two adjacent sub-wall bodies through its first side end, a sealing strip is provided on the side end surface of the first side end, and a sealing matching portion corresponding to the sealing strip is provided on the side end surface of the second side end, and the sealing matching portion is a planar structure or a groove structure.

[0015] Optionally, the cover body includes a cover plate main body and a cover plate door body, the cover plate main body is provided with a feed port, and the cover plate door body is used for sealing connection with the feed port.

[0016] Optionally, the composting device includes a material storage chamber and a liquid storage chamber, the material storage chamber is used to accommodate compost material, at least part of the material storage chamber is located on the inner side of the side wall, the liquid storage chamber is located below the material storage chamber, and a filter plate is provided between the material storage chamber and the liquid storage chamber.

[0017] Optionally, the composting device includes a ventilation assembly, which includes a longitudinal ventilation duct and a transverse ventilation duct, at least a portion of the longitudinal ventilation duct extends in the storage chamber, the upper end of the longitudinal ventilation duct is connected to the transverse ventilation duct, and the lower end of the longitudinal ventilation duct is used to communicate with the outside world.

[0018] The utility model has the following beneficial effects:

[0019] The side wall of the assembled barrel composting device disclosed in the present invention comprises a plurality of sub-wall bodies, wherein the sub-wall bodies comprise a supporting wall layer and a heat-insulating layer, and two adjacent sub-wall bodies are connected via side ends, wherein the sub-wall bodies comprise two opposite side ends, wherein the side ends are provided with side end faces and a plurality of connecting portions distributed along the side ends, and the two adjacent sub-wall bodies are connected via the connecting portions, wherein the heat-insulating layer comprises two heat-insulating side ends and a heat-insulating main body portion located between the two heat-insulating side ends, wherein the heat-insulating main body portion has a thickness L1, and an extension length L2 of the connecting portion in the thickness direction of the sub-wall body, and the above-mentioned extension length L2 of the connecting portion in the thickness direction of the sub-wall body The elongation L2 enables the insulating side end to have sufficient thickness and sufficient thermal insulation performance at the connecting portion, thereby preventing the assembled composting device from having too low thermal insulation performance. At the same time, the connecting portion has sufficient extension length in the thickness direction of the sub-wall body, so that there is sufficient connection strength between two adjacent sub-wall bodies; the multiple sub-wall bodies are relatively independent split components that can be connected to each other, so that the composting device can be spliced ​​by multiple split components, reducing the space volume occupied by the composting device, and the sub-wall bodies of the composting device have sufficient connection strength and thermal insulation performance, which will not reduce the thermal insulation performance of the composting device. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solution of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a structural schematic diagram of the assembled barrel composting device provided by the utility model;

[0022] Figure 2 It is a structural schematic diagram of the side wall provided by the utility model;

[0023] Figure 3 yes Figure 2 The local enlarged structure diagram at A in the middle;

[0024] Figure 4 yes Figure 2 Schematic diagram of the cross-sectional structure of the neutron wall along the CC line.

[0025] Figure 5 yes Figure 2 Schematic diagram of another cross-sectional structure of the neutron wall along the CC line. DETAILED DESCRIPTION

[0026] The following will be combined with the accompanying drawings to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] like Figure 1-5 As shown, the utility model provides an assembled barrel composting device, comprising a side wall 1 , one end of the side wall 1 is connected to a base 3 , and the other end of the side wall 1 is connected to a cover 2 .

[0028] like Figure 1-2 As shown, the side wall 1 includes a plurality of sub-wall bodies 11, preferably 2-6 sub-wall bodies 11, preferably 4-6 sub-wall bodies 11. The sub-wall bodies 11 are flat plate structures or curved plate structures. For example, the side wall 1 includes 2-6 sub-wall bodies of curved plate structures, and the side wall 1 is a cylindrical side wall formed by the sub-wall bodies of the 2-6 curved plate structures, or the side wall includes 4-6 sub-wall bodies of flat plate structures, and the side wall is a hollow cylindrical side wall formed by the sub-wall bodies of the 4-6 flat plate structures.

[0029] like Figure 4-5 As shown, the sub-wall body 11 includes a supporting wall layer 111 and an insulating layer 112. The supporting wall layer 111 provides support strength for the sub-wall body 11. The material of the supporting wall layer 111 includes at least one of polyethylene, polypropylene and polyvinyl chloride, or other polymer materials are used as its raw materials. The insulating layer 112 includes at least one of a foaming material, a porous material and an insulating fiber material, such as expanded perlite, polyurethane foam, polystyrene foam, glass wool or slag wool.

[0030] The sub-wall body 11 includes two opposite side ends 110, and two adjacent sub-wall bodies 11 are connected to each other through the side ends 110. Figure 1-2 As shown, the side end 110 of the sub-wall body 11 is provided with a side end surface 120 and a plurality of connection portions 130 spaced apart along the side end, and at least a portion of the side end surface 120 extends between the outer side surface and the inner side surface of the sub-wall body 11 .

[0031] Multiple connection parts 130 are distributed along the side end 110, which means that the multiple connection parts 130 are distributed along the length direction of the side end 110, and the multiple connection parts 130 are evenly or unevenly spaced at the side end 110. Each side end of the sub-wall body 11 is provided with 2-10 connection parts, preferably 3-6 connection parts, for example 4 or 5 connection parts.

[0032] Two adjacent sub-wall bodies 11 are connected by the connecting portion 130, and the corresponding two side end faces 120 of the two adjacent sub-wall bodies 11 are opposite to each other, and the two side end faces 120 at least partially abut against each other. Thus, the connecting portion 130 provides the required connection strength for the two adjacent sub-wall bodies to avoid loose connection between the two adjacent sub-wall bodies, and the corresponding two side end faces 120 of the two adjacent sub-wall bodies at least partially abut against each other, so that there is a certain abutment surface between the two adjacent sub-wall bodies in the thickness direction of the sub-wall bodies, which can improve the sealing and thermal insulation between the two adjacent sub-wall bodies.

[0033] The heat insulating layer 112 includes two heat insulating side ends 1120 and a heat insulating main body located between the two heat insulating side ends 1120. The two heat insulating side ends 1120 are respectively located at one of the two side ends 110 of the sub-wall body. Figure 4 As shown, the heat-insulating main body has a thickness L1, and the connecting portion (130) has an extension length L2 in the thickness direction of the sub-wall body (11), L2=nL1, and the value range of n is 0.2-0.8, such as 0.3, 0.4, 0.5, 0.6 or 0.7. Thus, the heat-insulating layer provides sufficient heat-insulating and heat-preserving performance for the side wall, and the above-mentioned extension length L2 of the connecting portion in the thickness direction of the sub-wall body enables the heat-insulating side end at the connecting portion to have sufficient thickness and sufficient heat-insulating and heat-preserving performance, thereby avoiding that the heat-insulating and heat-preserving performance of the assembled composting device is too low, and at the same time, the connecting portion has a sufficient extension length in the thickness direction of the sub-wall body, so that there is sufficient connection strength between two adjacent sub-wall bodies.

[0034] The assembled barrel composting device provided in the present embodiment has a base 3, a cover 2 and a plurality of sub-walls 11 which are relatively independent separate parts that can be connected to each other. When in use, the side walls are assembled with the base 3 and the cover 2 into a composting device. When transported, the sub-walls 11, the base 3 and the cover 2 are stacked and packaged as relatively independent parts, which can reduce the space volume occupied by the composting device and the required transportation space. In addition, the sub-walls 11 of the composting device have sufficient connection strength, sealing performance and thermal insulation performance.

[0035] Optionally, L1 is 20-50 mm, 25-45 mm, for example 30 mm, 35 mm, 38 mm or 40 mm.

[0036] Optionally, L2 is 7-40 mm, for example 12 mm, 15 mm, 20 mm or 30 mm.

[0037] Optionally, the supporting wall layer 111 includes an outer supporting wall layer and an inner supporting wall layer, and the heat insulating layer 112 is located between the outer supporting wall layer and the inner supporting wall layer. Thus, the supporting wall layer has greater strength than the heat insulating layer, and while providing supporting strength, it prevents the heat insulating layer from being damaged by external forces.

[0038] Optionally, the supporting wall layer 111 is a hollow shell structure, the supporting wall layer 111 is formed by a blow molding process, the supporting wall layer 111 includes an outer supporting wall layer and an inner supporting wall layer formed in one piece, a receiving cavity for receiving the heat insulating layer 112 is formed between the outer supporting wall layer and the inner supporting wall layer, and the heat insulating layer 112 is located in the receiving cavity. Thus, a hollow supporting wall layer is formed by a blow molding process, and the heat insulating layer is filled in the supporting wall layer, for example, the heat insulating foam material is directly formed and filled in the supporting wall layer, and the heat insulating layer is directly combined with the supporting wall layer, which can simplify the manufacturing process, reduce production costs, and improve the bonding strength between the heat insulating layer and the supporting wall layer and the sealing of the device.

[0039] In an alternative embodiment, the supporting wall layer 111 is a single-layer structure, and the heat insulating layer 112 is located inside the supporting wall layer 111 .

[0040] Optionally, the connecting portion 130 includes a connecting groove 131, the connecting groove 131 includes a connecting side surface 132 close to the side end surface 120, and the side end wall body between the connecting side surface 132 and the side end surface 120 constitutes a connecting wall. Figure 4 It is shown that the connecting wall is composed of two supporting wall layers and a heat insulating layer corresponding to the connecting side surfaces. Figure 5 It is shown that the connecting wall is composed of a single-layer supporting wall layer corresponding to the connecting side surface; the composting device also includes a snap-fit ​​connector, which is snap-fitted and connected to the connecting side surfaces 132 of two corresponding connecting grooves 131 on two adjacent sub-wall bodies 11, thereby connecting the two adjacent sub-wall bodies through the snap-fit ​​connector and the connecting portion, and the snap-fit ​​connector and the connecting wall provide the required connection strength.

[0041] In an alternative embodiment, the connecting portion 130 includes a connecting groove 131, the connecting groove 131 includes a connecting side surface 132 close to the side end surface 120, and the side end wall body between the connecting side surface 132 and the side end surface 120 constitutes a connecting wall; the connecting portion 130 also includes a connecting through hole 133 that passes through the connecting side surface 132 and the side end surface 120, that is, the connecting through hole 133 passes through the connecting wall, and the two corresponding connecting portions 130 on two adjacent sub-wall bodies are fixedly connected by a connecting component that passes through the connecting through holes 133 corresponding to the two corresponding connecting portions 130.

[0042] Optionally, the connection assembly is a screw connection assembly or a bolt connection assembly, wherein the screw connection assembly includes a screw, a nut, and preferably also includes at least one gasket, and the bolt connection assembly includes a bolt, a nut, and preferably also includes at least one gasket.

[0043] Optionally, the connecting side surface 132 is substantially parallel to the side end surface 120 corresponding to the connecting side surface 132 .

[0044] Optionally, the connection groove 131 is formed by the inner concave portion of the support wall layer 111 .

[0045] Optionally, the angle between the side end surface 120 and the outer side surface of the sub-wall body is 45°-90°, for example, 45°, 54° or 60°.

[0046] Optional, such as Figure 2-4 As shown, the side end 110 of the sub-wall body is provided with a protrusion 140 extending along the length direction of the side end, the protrusion 140 is located inside the sub-wall body, the corresponding protrusions 140 of two adjacent sub-wall bodies abut against each other, and the protrusion (140) includes a heat-insulating protrusion. Specifically, the protrusion 140 includes a protruding side surface located on one side of the side end surface 120, at least part of the protruding side surface extends along the extension direction of the side end surface 120, and at least part of the protruding side surfaces of the corresponding protrusions 140 of two adjacent sub-wall bodies abut against each other. The heat-insulating protrusion of the protrusion can increase the thickness of the heat-insulating material at the connection between the two adjacent sub-wall bodies, thereby improving the thermal insulation of the connection.

[0047] Optionally, the height of the protrusion 140 in the thickness direction of the sub-wall is L3, L2=mL1, and the value range of m is 0.2-1, such as 0.3, 0.4, 0.5 or 0.7.

[0048] Optionally, the sub-wall body includes a first side end and a second side end opposite to each other, one of the two side ends of the sub-wall body constitutes the first side end, and the other constitutes the second side end, one of the two adjacent sub-wall bodies is connected to the second side end of the other of the two adjacent sub-wall bodies through its first side end, a sealing strip 150 is provided on the side end face 120 of the first side end, and a sealing matching portion corresponding to the sealing strip 150 is provided on the side end face 120 of the second side end, and the sealing matching portion is a plane structure or a groove structure, and the sealing matching portion can also be a convex structure. Thus, the sealing strip 150 is used to improve the connection sealing between the two adjacent sub-wall bodies.

[0049] Optionally, at least one sealing strip is provided on the side end surface 120 of the first side end, preferably 1-8 sealing strips, for example 2, 3 or 5 sealing strips.

[0050] Optionally, the cover body 2 includes a cover plate main body 21 and a cover plate door body 22, the cover plate main body 21 is provided with a feed port, and the cover plate door body 22 is used for sealing connection with the feed port.

[0051] Optionally, the cover body 21 is connected to the side wall, and the cover body 21 is detachably connected or rotatably connected to the side wall. Exemplarily, the cover body 21 is connected to the side wall via a buckle assembly, or the cover body 21 is connected to the side wall via a hinge assembly.

[0052] One of the cover plate body 21 and the cover plate door body 22 is provided with an exhaust assembly 4 for exhausting gas, and the exhaust assembly preferably includes a gas filter.

[0053] The other end of the side wall is an open end, the opening area of ​​the open end is S1, the opening area of ​​the feed port is S2, S2=pS1, and the value range of p is 0.2-0.7, such as 0.3, 0.4, 0.5 or 0.6. When feeding materials into the composting device, the entire cover body 2 can be opened to feed materials through the open end, or only the cover door body 22 can be opened to feed materials through the feed port on the cover body 21.

[0054] The cover body 2 and the base 3 are both configured as heat-insulating components, and both include heat-insulating materials. The cover body 21 and the cover door 22 are both configured as heat-insulating components, and both include heat-insulating materials.

[0055] The base 3 is connected to the side wall by screws or buckles.

[0056] Optionally, the composting device includes a material storage chamber and a liquid storage chamber, the material storage chamber is used to accommodate compost material, at least part of the material storage chamber is located on the inner side of the side wall, the liquid storage chamber is located below the material storage chamber, and a filter plate is provided between the material storage chamber and the liquid storage chamber.

[0057] Optionally, the filtrate plate is a filtrate orifice plate or a filtrate mesh plate, and the filtrate orifice plate is a plate with a plurality of filtrate holes.

[0058] The base 3 is provided with an openable and closable liquid outlet, which is communicated with the liquid storage cavity.

[0059] Optionally, the composting device includes a ventilation assembly, which includes a longitudinal ventilation duct and a transverse ventilation duct, the side walls of the longitudinal ventilation duct are provided with ventilation openings, the side walls of the transverse ventilation duct are provided with ventilation openings, at least part of the longitudinal ventilation duct extends in the storage chamber, the upper end of the longitudinal ventilation duct is connected to the transverse ventilation duct, and the lower end of the longitudinal ventilation duct is used to communicate with the outside world.

[0060] At least one air intake assembly 5 is disposed at the lower portion of the side wall. The air intake cross section of the air intake assembly 5 is adjustable. The ventilation assembly is communicated with the air intake assembly 5 .

[0061] One of the plurality of sub-wall bodies is provided with a discharge port, and the discharge port is provided with an insulating discharge door body 6 , and the insulating discharge door body 6 is rotatably or detachably connected to the sub-wall body 11 .

[0062] Optionally, each of the sub-walls has a width of k and a length of d, one end of the sub-wall in the length direction is used to connect with the base, and the other end of the sub-wall in the length direction is used to connect with the cover, and k≤d≤1.5k;

[0063] The cover body comprises a first extension length b1 and a second extension length b2 in two extending directions perpendicular to each other, 0.95k≤b1≤1.05k, 0.95k≤b2≤1.05k;

[0064] The base includes a third extension length h1 and a fourth extension length h2 in two mutually perpendicular extension directions, 0.95k≤h1≤1.05k, 0.95k≤h2≤1.05k. Thus, the size of the cover and the base matches the width of the sub-wall, and during transportation, the cover, the base and the sub-wall can be stacked and packaged. Compared with the assembled composting device including the composting space, the space volume occupied by the stacked packaging structure of the cover, the base and the sub-wall is greatly reduced, which reduces the space volume occupied by the composting device and facilitates the storage and transportation of the composting device.

[0065] The above disclosures are only several preferred embodiments of the present invention, which certainly cannot be used to limit the scope of the present invention. Therefore, equivalent changes made according to the claims of the present invention are still within the scope of the present invention.

Claims

1. An assembled barrel composting device, characterized in that: It comprises a side wall (1), one end of the side wall (1) is connected to a base (3), and the other end of the side wall (1) is connected to a cover body (2); The side wall (1) comprises a plurality of sub-wall bodies (11), the sub-wall bodies (11) comprising a supporting wall layer (111) and a heat insulating layer (112), the sub-wall bodies (11) comprising two opposite side ends (110), the side ends (110) being provided with side end surfaces (120) and a plurality of connecting portions (130) distributed along the side ends, two adjacent sub-wall bodies (11) being connected via the connecting portions (130), and the corresponding two side end surfaces (120) of the two adjacent sub-wall bodies (11) at least partially abutting against each other; The thermal insulation layer (112) comprises two thermal insulation side ends (1120) and a thermal insulation main body located between the two thermal insulation side ends (1120), the two thermal insulation side ends are respectively located at one of the two side ends (110) of the sub-wall body (11), the thermal insulation main body has a thickness L1, and the connecting portion (130) has an extension length L2 in the thickness direction of the sub-wall body (11), L2=nL1, and the value range of n is 0.2-0.

8.

2. The composting device according to claim 1, characterized in that: The supporting wall layer (111) comprises an outer supporting wall layer and an inner supporting wall layer, and the heat insulating layer (112) is located between the outer supporting wall layer and the inner supporting wall layer.

3. The composting device according to claim 2, characterized in that: The supporting wall layer (111) is formed by a blow molding process, and the supporting wall layer (111) comprises an outer supporting wall layer and an inner supporting wall layer that are integrally formed, and a receiving cavity for receiving the thermal insulation layer (112) is formed between the outer supporting wall layer and the inner supporting wall layer, and the thermal insulation layer (112) is located in the receiving cavity.

4. The composting device according to any one of claims 1 to 3, characterized in that: The connecting portion (130) comprises a connecting groove (131), and the connecting groove (131) comprises a connecting side surface (132) close to the side end surface (120); The composting device further comprises a snap-fit ​​connector, which is snap-fitted to the connecting side surfaces (132) of two corresponding connecting grooves (131) on two adjacent sub-wall bodies (11); or the connecting portion (130) further comprises a connecting through hole (133) penetrating the connecting side surface (132) and the side end surface (120); and the two corresponding connecting portions (130) on the two adjacent sub-wall bodies (11) are fixedly connected via a connecting assembly penetrating the connecting through holes (133) corresponding to the two corresponding connecting portions (130).

5. The composting device according to any one of claims 1 to 3, characterized in that: The included angle between the side end surface (120) and the outer side surface of the sub-wall body (11) is 45°-90°.

6. The composting device according to any one of claims 1 to 3, characterized in that: The side end (110) of the sub-wall body (11) is provided with a protrusion (140) extending along the length direction of the side end (110); the protrusion (140) is located on the inner side of the sub-wall body (11); the corresponding protrusions (140) of two adjacent sub-wall bodies (11) abut against each other; and the protrusion (140) comprises a heat-insulating protrusion.

7. The composting device according to any one of claims 1 to 3, characterized in that: The sub-wall body (11) comprises a first side end and a second side end opposite to each other, and one of the two adjacent sub-wall bodies (11) is connected to the second side end of the other of the two adjacent sub-wall bodies via its first side end, a sealing strip (150) is provided on the side end surface (120) of the first side end, and a sealing matching portion corresponding to the sealing strip (150) is provided on the side end surface (120) of the second side end, and the sealing matching portion is a plane structure or a groove structure.

8. The composting device according to any one of claims 1 to 3, characterized in that: The cover body (2) comprises a cover plate main body (21) and a cover plate door body (22); a feed port is provided on the cover plate main body (21); and the cover plate door body (22) is used for being sealedly connected to the feed port.

9. The composting device according to any one of claims 1 to 3, characterized in that: The composting device comprises a material storage chamber and a liquid storage chamber, wherein the material storage chamber is used to contain compost material, at least part of the material storage chamber is located on the inner side of the side wall (1), and the liquid storage chamber is located below the material storage chamber, and a filtrate plate is provided between the material storage chamber and the liquid storage chamber.

10. The composting device according to claim 9, characterized in that: The width of each sub-wall body is k, and the length is d, one end of the sub-wall body in the length direction is used to connect with the base, and the other end of the sub-wall body in the length direction is used to connect with the cover body, k≤d≤1.5k; The cover body comprises a first extension length b1 and a second extension length b2 in two extending directions perpendicular to each other, 0.95k≤b1≤1.05k, 0.95k≤b2≤1.05k; The base includes a third extension length h1 and a fourth extension length h2 in two extension directions perpendicular to each other, 0.95k≤h1≤1.05k, 0.95k≤h2≤1.05k.

Images