Quick-release toilet lid assembly, waterless toilet and vehicle-mounted toilet

By designing a quick-removing toilet cover assembly, the combination of fixed seat, upper cover, damping shaft and seat ring is used to solve the complex structure and inconvenient disassembly of the existing toilet cover assembly, rapid installation and disassembly, and simplify the daily cleaning and maintenance process.

CN222622839UActive Publication Date: 2025-03-18JIANGSU SANJO INTELLIGENT TECH CO LTD +1
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Patent Information

Application Number
CN202420985150.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-08
Publication Date
2025-03-18
Estimated Expiration
2034-05-08

AI Technical Summary

Technical Problem

The existing toilet cover assembly has a complex structure and is inconvenient to disassemble and operation. The fixed toilet cover assembly is inconvenient for daily disassembly and cleaning and maintenance. The detachable toilet cover is complex in structure and requires special tools.

Method used

A quick-removing toilet cover assembly is designed, including a fixing seat, upper cover, damping shaft and seat race. It can achieve simple and fast assembly and disassembly through the combination of mounting feet, damping shaft and limiting parts.

Benefits of technology

It realizes rapid installation and disassembly of toilet cover assemblies, simplifies daily cleaning and repair processes, and reduces operational difficulty and cost.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the technical field of vehicle-mounted closestools, and particularly relates to a quick-release closestool cover assembly, a waterless closestool and a vehicle-mounted closestool, the quick-release closestool cover assembly comprises a fixed seat, an upper cover, a damping shaft and a seat ring, a conical mounting foot is arranged on the fixed seat, and the small end of the mounting foot is arranged far away from the fixed seat; the rear end of the upper cover is provided with an avoiding notch used for containing the fixing base. First supports are arranged at the positions, located on the left side and the right side of the avoiding notch, of the rear end of the upper cover. The two ends of the damping shaft are connected with the first support and the fixing base respectively. A second support is arranged at the rear end of the seat ring, the damping shaft is sleeved with the second support, and the second support is located between the first support and the fixing seat. When the toilet lid assembly needs to be installed on a toilet, the installation feet are directly inserted and expanded in the conical holes, and then installation is completed. When the toilet lid assembly is dismounted, the expansion force of the mounting feet is directly overcome, the mounting feet are pulled out of the conical holes, and the toilet lid assembly is very convenient to mount and dismount.
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Description

Technical Field

[0001] The utility model belongs to the technical field of vehicle-mounted toilets, and in particular relates to a quick-detachable toilet cover assembly, a waterless toilet and a vehicle-mounted toilet. Background Art

[0002] The toilet, also known as a toilet seat, is a common sanitary appliance used for toileting. The existing toilet cover and seat are generally connected together to form an assembly. The toilet cover assembly is divided into two types: fixed and detachable. The fixed toilet cover assembly is hinged to the toilet and cannot be disassembled by the user, which is not convenient for daily disassembly and cleaning, nor for maintenance and replacement of the toilet cover assembly; the detachable toilet cover has a complex structure and generally requires special tools for disassembly, and the disassembly operation is not convenient. Utility Model Content

[0003] In order to solve the problems of the complicated structure and inconvenient disassembly operation of the toilet cover assembly in the prior art, the utility model provides a quick-detachable toilet cover assembly, a waterless toilet and a vehicle-mounted toilet.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is as follows: a quick-detachable toilet cover assembly, comprising:

[0005] A fixing seat, wherein a conical mounting foot is arranged on the fixing seat, and a small end of the mounting foot is arranged away from the fixing seat;

[0006] An upper cover, wherein a relief notch for accommodating a fixing seat is provided at the rear end of the upper cover, and first supports are provided at the rear end of the upper cover and on both sides of the relief notch;

[0007] A damping shaft, two ends of which are respectively connected to the first support and the fixing seat;

[0008] And a seat ring, a second support is arranged at the rear end of the seat ring, the second support is sleeved on the damping shaft, and the second support is located between the first support and the fixed seat.

[0009] Preferably, the toilet cover assembly further includes a limiter, the fixing seat is provided with an installation notch for the limiter to pass through, the limiter is clamped and fixed to the fixing seat, and the two ends of the damping shaft are respectively against the first support and the limiter to axially limit the damping shaft. When assembling the toilet cover assembly, first insert the damping end of the damping shaft into the fixing seat, and insert the connecting end of the damping shaft into the second support and the first support in sequence, and after completing the installation of the damping shafts on the left and right sides, the limiter is then passed through the installation notch and clamped and fixed to the fixing seat to complete the assembly of the toilet assembly. The installation is simple and quick, and the overall layout of the installation structure is compact, firm, and not easy to shake.

[0010] Furthermore, undercuts are provided on both sides of the position-limiting member, and the position-limiting member is fixed to the fixing seat by clamping the undercuts. The clamping structure between the position-limiting member and the fixing seat is simple, the design is ingenious, the operation is convenient and the cost is low.

[0011] Furthermore, connecting plates are extended on both sides of the limiter, and the undercut is arranged on the connecting plates. The limiter can be integrally formed by injection molding, and when the limiter is installed and removed, the connecting plates on both sides can be pinched to make them close to each other, so that the undercut is snapped into the fixing seat.

[0012] Furthermore, a positioning groove is provided on the position-limiting member, and a positioning protrusion is provided in the fixing seat, and when the position-limiting member is clamped and fixed with the fixing seat, the positioning protrusion is inserted into the positioning groove, thereby improving the positioning accuracy, positioning reliability and positioning stability of the position-limiting member.

[0013] Preferably, the outer periphery of the mounting foot is provided with a plurality of first reinforcing ribs, the first reinforcing ribs are arranged along the axial direction of the mounting foot, and the plurality of reinforcing ribs are arranged at intervals around the circumference of the mounting foot, so as to effectively increase the strength of the mounting foot and facilitate the insertion of the mounting foot and securely tighten it in the tapered hole.

[0014] Preferably, the two ends of the damping shaft are a damping end and a connecting end, respectively, the damping end is connected to a fixed seat, the connecting end is connected to a first support and a second support at the same time, the first support on the left side is fixedly connected to the connecting end in the circumferential direction, the second support on the left side is freely connected to the connecting end in the circumferential direction, and the first support on the right side is freely connected to the connecting end in the circumferential direction, and the second support on the right side is fixedly connected to the connecting end in the circumferential direction. The damping opening and closing of the upper cover and the damping opening and closing of the seat ring are cleverly realized, the structure is simple, the layout is reasonable and compact, and the cost is low.

[0015] Preferably, a first magnetic attraction is provided on the side where the upper cover and the seat ring are covered, and a second magnetic attraction is provided on the side of the seat ring away from the upper cover, and the first magnetic attraction and the second magnetic attraction are arranged opposite to each other. When the upper cover and the seat ring are covered, the first magnetic attraction and the second magnetic attraction attract each other, firstly, to ensure that the upper cover falls down to cover, and secondly, after covering, the upper cover is firm, not easy to shake, and does not generate noise, especially in the mobile use scenario, the effect is more obvious.

[0016] Furthermore, an elastic member is disposed outside the first magnetic attraction, and when the upper cover and the seat ring are closed, the elastic member contacts the seat ring. When the upper cover is closed, the elastic member plays a buffering role, firstly, protecting the upper cover and the seat ring, and secondly, effectively preventing the upper cover from generating noise due to collision with the seat ring when falling.

[0017] Preferably, the toilet cover assembly further comprises a bearing ring, which is connected to the main body of the toilet, and a tapered hole is provided at the rear end of the bearing ring, and the mounting foot can be inserted and expanded in the tapered hole, and the bearing ring, the seat ring and the upper cover are stacked in sequence. The bearing ring can be fixedly connected to the main body of the toilet by screws, and when the toilet cover assembly needs to be installed and used, it is only necessary to insert the mounting foot into the tapered hole and expand it, which is very convenient for loading and unloading.

[0018] Furthermore, second reinforcing ribs are arranged at intervals along the circumference of the outer wall of the tapered hole. The tapered hole has a certain amount of deformation and improves the overall strength of the tapered hole, ensuring that the mounting foot is reliably expanded and installed in the tapered hole.

[0019] Furthermore, a first magnetic attraction is provided on the side where the upper cover and the seat ring are covered, a second magnetic attraction is provided on the side where the seat ring is away from the upper cover, and a third magnetic attraction is provided on the side where the bearing ring is away from the seat ring, and the second magnetic attraction is arranged opposite to the first magnetic attraction and the third magnetic attraction. When the upper cover and the seat ring are covered, the first magnetic attraction and the second magnetic attraction attract each other, firstly, to ensure that the upper cover falls down to achieve the covering, and secondly, after covering, the upper cover is firm, not easy to shake, and does not generate noise, especially in the mobile use scenario, the effect is more obvious; the role of the third magnetic attraction is, firstly, to ensure that the seat ring and the bearing ring are tightly and reliably stacked together, and secondly, to prevent the seat ring from being accidentally lifted up when the upper cover is lifted alone.

[0020] A waterless toilet, comprising any one of the above-mentioned toilet cover assemblies, wherein a bearing ring is arranged on the main body of the waterless toilet, a tapered hole is opened at the rear end of the bearing ring, the mounting foot can be inserted and expanded in the tapered hole, and the bearing ring, seat ring and upper cover are stacked in sequence.

[0021] A vehicle-mounted toilet comprises any one of the above-mentioned toilet cover assemblies. A bearing ring is arranged on the main body of the vehicle-mounted toilet, a conical hole is opened at the rear end of the bearing ring, the mounting foot can be inserted and expanded in the conical hole, and the bearing ring, seat ring and upper cover are stacked in sequence.

[0022] Beneficial effects: The quick-detachable toilet cover assembly, waterless toilet and vehicle-mounted toilet of the utility model, the upper cover and the seat ring are assembled to form a module, which can be produced, packaged, sold and used separately, and is convenient for subsequent repair and replacement; the bearing ring is separately installed on the main body of the toilet. When the toilet cover assembly needs to be installed on the toilet, the installation is completed by directly inserting the mounting foot into the conical hole and tightening it. When removing, the expansion force of the mounting foot is directly overcome and the mounting foot is pulled out of the conical hole. The loading and unloading of the toilet cover assembly is very convenient, and the overall layout of the toilet cover assembly is simple and compact, the design is ingenious, it is not easy to loosen, it is not easy to make abnormal noises, and the cost is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0024] Figure 1 It is a three-dimensional structural schematic diagram of the quick-detachable toilet cover assembly of the utility model, wherein the upper cover is in a lifted state;

[0025] Figure 2 yes Figure 1 Explosion diagram of

[0026] Figure 3 yes Figure 2 A is a partial enlarged schematic diagram;

[0027] Figure 4 It is a cross-sectional schematic diagram of the quick-detachable toilet cover assembly of the utility model;

[0028] Figure 5 It is an exploded schematic diagram of the quick-detachable toilet cover assembly of the utility model;

[0029] Figure 6 It is a three-dimensional structural schematic diagram of the utility model quick-release toilet cover assembly from another angle, wherein the upper cover is in a lifted state;

[0030] In the figure: 1. fixing seat, 11. mounting foot, 12. first reinforcing rib, 13. mounting notch, 14. positioning protrusion, 2. upper cover, 21. avoidance notch, 22. first support, 23. first magnetic attraction, 24. elastic member, 3. damping shaft, 31. damping end, 32. connecting end, 4. seat ring, 41. second support, 42. second magnetic attraction, 5. limiting member, 51. undercut, 52. connecting plate, 53. positioning groove, 6. bearing ring, 61. tapered hole, 62. second reinforcing rib, 63. third magnetic attraction. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model 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. The following description of at least one exemplary embodiment is actually only illustrative and is by no means a limitation on the utility model and its application or use. Based on the embodiments in 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.

[0032] like Figures 1 to 6As shown, a quick-release toilet cover assembly includes a fixed seat 1, an upper cover 2, a damping shaft 3 and a seat ring 4. The fixed seat 1 is provided with a conical mounting foot 11, the small end of the mounting foot 11 is arranged away from the fixed seat 1, and the outer periphery of the mounting foot 11 is provided with a plurality of first reinforcing ribs 12, the first reinforcing ribs 12 are arranged along the axial direction of the mounting foot 11, and the plurality of reinforcing ribs are arranged at intervals around the circumference of the mounting foot 11; the rear end of the upper cover 2 is provided with an escape notch 21 for accommodating the fixed seat 1, and the rear end of the upper cover 2 and the left and right sides of the escape notch 21 are provided with a first support 22; the two ends of the damping shaft 3 are respectively connected to the first support 22 and the fixed seat 1; the rear end of the seat ring 4 is provided with a second support 41, the second support 41 is sleeved on the damping shaft 3, and the second support 41 is located between the first support 22 and the fixed seat 1. In this embodiment, for the convenience of description, it is assumed that the user faces forward when sitting on the seat ring 4.

[0033] In order to facilitate the assembly of the toilet assembly and ensure the reliability, stability and high precision of the assembly, in this embodiment, Figures 1 to 4 As shown, the toilet cover assembly also includes a limiter 5, and the fixing seat 1 is provided with an installation notch 13 for the limiter 5 to pass through. The limiter 5 is fixed to the fixing seat 1 by clamping, and the two ends of the damping shaft 3 are respectively against the first support 22 and the limiter 5 to axially limit the damping shaft 3. Further, in this embodiment, both sides of the limiter 5 are provided with undercuts 51, and the limiter 5 is fixed to the fixing seat 1 by clamping. Further, in this embodiment, both sides of the limiter 5 are extended with connecting plates 52, and the undercuts 51 are provided on the connecting plates 52. The limiter 5 of this embodiment is integrally formed by injection molding. When the limiter 5 is installed and removed, the connecting plates 52 on both sides can be pinched to make them close to each other, so that the undercuts 51 can be clamped into the fixing seat 1. Furthermore, in this embodiment, a positioning groove 53 is formed on the limiting member 5 , and a positioning protrusion 14 is provided in the fixing seat 1 . When the limiting member 5 is engaged and fixed with the fixing seat 1 , the positioning protrusion 14 is inserted into the positioning groove 53 .

[0034] like Figure 3 and Figure 4As shown, specifically, in this embodiment, the two ends of the damping shaft 3 are respectively a damping end 31 and a connecting end 32, the damping end 31 is connected to the fixed seat 1, and the connecting end 32 is simultaneously connected to the first support 22 and the second support 41, the first support 22 on the left side is fixedly connected to the connecting end 32 in the circumferential direction, the second support 41 on the left side is freely connected to the connecting end 32 in the circumferential direction, and the first support 22 on the right side is freely connected to the connecting end 32 in the circumferential direction, and the second support 41 on the right side is fixedly connected to the connecting end 32 in the circumferential direction, so that the damped opening and closing of the upper cover 2 and the damped opening and closing of the seat ring 4 are cleverly realized, the structure is simple, the layout is reasonable and compact, and the cost is low.

[0035] like Figure 1 and Figure 5 As shown, specifically, in this embodiment, a first magnetic attraction 23 is provided on the side where the upper cover 2 and the seat ring 4 are covered, and a second magnetic attraction 42 is provided on the side of the seat ring 4 away from the upper cover 2. The first magnetic attraction 23 and the second magnetic attraction 42 are arranged oppositely. When the upper cover 2 and the seat ring 4 are covered, the first magnetic attraction 23 and the second magnetic attraction 42 attract each other. First, it ensures that the upper cover 2 falls to achieve the covering. Second, after the covering, the upper cover 2 is firm, not easy to shake, and does not generate noise. Especially in the mobile use scenario, the effect is more obvious. Further, in this embodiment, an elastic member 24 is provided on the outside of the first magnetic attraction 23. When the upper cover 2 and the seat ring 4 are covered, the elastic member 24 contacts the seat ring 4. When the upper cover 2 is covered, the elastic member 24 plays a buffering role. First, it protects the upper cover 2 and the seat ring 4. Second, it effectively avoids the noise generated by the collision between the upper cover 2 and the seat ring 4 when it falls.

[0036] like Figures 1 to 6 As shown, the toilet cover assembly also includes a bearing ring 6, which is connected to the main body of the toilet. The bearing ring 6 of this embodiment can be fixedly connected to the main body of the toilet by screws. The rear end of the bearing ring 6 is provided with a tapered hole 61, and the mounting foot 11 can be inserted and expanded in the tapered hole 61. The bearing ring 6, the seat ring 4 and the upper cover 2 are stacked in sequence. When the toilet cover assembly needs to be installed and used, the upper cover 2 and the seat ring 4 are connected as a module, and the mounting foot 11 only needs to be inserted and expanded in the tapered hole, which is very convenient for loading and unloading. Furthermore, in this embodiment, the outer wall of the tapered hole 61 is provided with a second reinforcing rib 62 at intervals along its circumference. The tapered hole 61 has a certain amount of deformation and improves the overall strength of the tapered hole 61, ensuring that the mounting foot 11 is reliably expanded and installed in the tapered hole 61. Furthermore, in this embodiment, a third magnetic attraction 63 is provided on the side of the carrying ring 6 away from the seat ring 4, and the second magnetic attraction 42 is respectively arranged opposite to the first magnetic attraction 23 and the third magnetic attraction 63. The functions of the third magnetic attraction 63 are, firstly, to ensure that the seat ring 4 and the carrying ring 6 are tightly and reliably stacked together, and secondly, to prevent the seat ring 4 from being accidentally lifted up when the upper cover 2 is lifted alone.

[0037] A waterless toilet includes the above-mentioned toilet cover assembly. The bearing ring 6 of this embodiment is connected to the main body of the waterless toilet by screws. The toilet cover assembly is suitable for waterless toilets, especially portable waterless toilets. The moving and shaking usage scenarios can better highlight the reliability and stability of the toilet cover assembly. The toilet cover assembly is not easy to loosen and will not produce abnormal noise due to shaking.

[0038] A vehicle-mounted toilet includes the above-mentioned toilet cover assembly. The bearing ring 6 of this embodiment is connected to the main body of the vehicle-mounted toilet by screws. The toilet cover assembly is suitable for waterless toilets, especially portable waterless toilets. The moving and shaking usage scenarios can better highlight the reliability and stability of the toilet cover assembly, and highlight the advantages of the toilet cover assembly that it is not easy to loosen and will not produce abnormal noise due to shaking.

[0039] The assembly process of the toilet cover assembly is as follows:

[0040] First, the bearing ring 6 is fixedly installed on the main body of the toilet;

[0041] Next, the damping end 31 of the damping shaft 3 is inserted into the fixing seat 1, and the connecting end 32 of the damping shaft 3 is inserted into the second support 41 and the first support 22 in sequence. After the damping shafts 3 on the left and right sides are installed, the stopper 5 is passed through the installation notch 13 and fixed to the fixing seat 1. At this time, the upper cover 2 and the seat ring 4 are assembled to form a module, which can be produced, packaged, sold and used separately, which is convenient for subsequent maintenance and replacement;

[0042] Finally, the installation foot 11 is directly inserted into and tightened in the tapered hole 61 to complete the assembly of the toilet cover assembly.

[0043] The above are only preferred specific implementation methods of the utility model, but the protection scope of the utility model is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the utility model, who makes equivalent replacements or changes based on the technical scheme and utility model concept of the utility model, should be covered by the protection scope of the utility model.

Claims

1. A quick-release toilet cover assembly, characterized in that: include, A fixing seat (1), wherein a conical mounting foot (11) is arranged on the fixing seat (1), and a small end of the mounting foot (11) is arranged away from the fixing seat (1); An upper cover (2), wherein a relief notch (21) for accommodating the fixing seat (1) is provided at the rear end of the upper cover (2), and first supports (22) are provided at the rear end of the upper cover (2) and on both left and right sides of the relief notch (21); A damping shaft (3), wherein two ends of the damping shaft (3) are respectively connected to the first support (22) and the fixing seat (1); and a seat ring (4), wherein a second support (41) is provided at the rear end of the seat ring (4), wherein the second support (41) is sleeved on the damping shaft (3), and the second support (41) is located between the first support (22) and the fixed seat (1).

2. The quick-release toilet cover assembly according to claim 1, characterized in that: The toilet cover assembly also includes a limiting member (5), the fixing seat (1) is provided with an installation notch (13) for the limiting member (5) to pass through, the limiting member (5) is clamped and fixed to the fixing seat (1), and the two ends of the damping shaft (3) are respectively abutted against the first support seat (22) and the limiting member (5) to axially limit the damping shaft (3).

3. The quick-release toilet cover assembly according to claim 2, characterized in that: Undercuts (51) are provided on both sides of the limiting member (5), and the limiting member (5) is fixed to the fixing seat (1) by means of the undercuts (51).

4. The quick-release toilet cover assembly according to claim 3, characterized in that: Connecting plates (52) extend from both sides of the limiting member (5), and the undercuts (51) are arranged on the connecting plates (52).

5. The quick-release toilet cover assembly according to claim 2, 3 or 4, characterized in that: The limiting member (5) is provided with a positioning groove (53), and the fixing seat (1) is provided with a positioning protrusion (14). When the limiting member (5) and the fixing seat (1) are clamped and fixed, the positioning protrusion (14) is inserted into the positioning groove (53).

6. The quick-release toilet cover assembly according to any one of claims 1 to 4, characterized in that: A plurality of first reinforcing ribs (12) are arranged on the outer periphery of the mounting foot (11); the first reinforcing ribs (12) are arranged along the axial direction of the mounting foot (11); and the plurality of reinforcing ribs are arranged at intervals around the circumference of the mounting foot (11).

7. The quick-release toilet cover assembly according to any one of claims 1 to 4, characterized in that: The two ends of the damping shaft (3) are respectively a damping end (31) and a connecting end (32); the damping end (31) is connected to the fixed seat (1); the connecting end (32) is simultaneously connected to the first support (22) and the second support (41); the first support (22) on the left side is fixedly connected to the connecting end (32) in the circumferential direction; the second support (41) on the left side is freely connected to the connecting end (32) in the circumferential direction; and the first support (22) on the right side is freely connected to the connecting end (32) in the circumferential direction; the second support (41) on the right side is fixedly connected to the connecting end (32) in the circumferential direction.

8. The quick-release toilet cover assembly according to any one of claims 1 to 4, characterized in that: A first magnetic attraction (23) is provided on the side where the upper cover (2) covers the seat ring (4), and a second magnetic attraction (42) is provided on the side of the seat ring (4) away from the upper cover (2), wherein the first magnetic attraction (23) and the second magnetic attraction (42) are arranged opposite to each other.

9. The quick-release toilet cover assembly according to claim 8, characterized in that: An elastic member (24) is disposed outside the first magnetic attraction (23), and when the upper cover (2) and the seat ring (4) are covered, the elastic member (24) is in contact with the seat ring (4).

10. The quick-release toilet cover assembly according to any one of claims 1 to 4, characterized in that: The toilet cover assembly also includes a bearing ring (6), the bearing ring (6) is connected to the main body of the toilet, a conical hole (61) is provided at the rear end of the bearing ring (6), the mounting foot (11) can be inserted and expanded in the conical hole (61), and the bearing ring (6), the seat ring (4) and the upper cover (2) are stacked in sequence.

11. The quick-release toilet cover assembly according to claim 10, characterized in that: Second reinforcing ribs (62) are arranged on the outer wall of the tapered hole (61) at intervals along its circumferential direction.

12. The quick-release toilet cover assembly according to claim 10, characterized in that: A first magnetic attraction (23) is provided on the side where the upper cover (2) covers the seat ring (4), a second magnetic attraction (42) is provided on the side of the seat ring (4) away from the upper cover (2), and a third magnetic attraction (63) is provided on the side of the bearing ring (6) away from the seat ring (4), and the second magnetic attraction (42) is respectively arranged opposite to the first magnetic attraction (23) and the third magnetic attraction (63).

13. A waterless toilet, characterized in that: The waterless toilet comprises a toilet cover assembly as claimed in any one of claims 1 to 12, wherein a bearing ring (6) is arranged on the main body of the waterless toilet, a conical hole (61) is provided at the rear end of the bearing ring (6), the mounting foot (11) can be inserted and expanded in the conical hole (61), and the bearing ring (6), the seat ring (4) and the upper cover (2) are stacked in sequence.

14. A vehicle-mounted toilet, characterized in that: The vehicle-mounted toilet comprises the toilet cover assembly according to any one of claims 1 to 12, a bearing ring (6) is arranged on the main body of the vehicle-mounted toilet, a conical hole (61) is opened at the rear end of the bearing ring (6), the mounting foot (11) can be inserted and expanded in the conical hole (61), and the bearing ring (6), the seat ring (4) and the upper cover (2) are stacked in sequence.