Toilet stool protection device with heat tracing function for passenger train

Abstract

The toilet stool protection device comprises a box body, an inspection door is arranged on the front face of the box body, stainless steel outer layers are arranged on the outer side of the box body and the outer side of the inspection door, and stainless steel inner layers are arranged on the inner side of the box body and the inner side of the inspection door. A heat tracing structure is arranged on the side, close to each other, of the stainless steel outer layer and the stainless steel inner layer of the box body. The electric tracing band is wound on the inner side of the rubber and plastic insulation board of the box body, and the power output of the electric tracing band is automatically adjusted by utilizing the temperature control distributor according to the external temperature condition, so that the interior of the toilet stool protection device can maintain a proper working temperature in a low-temperature environment, and internal accessories of the toilet stool are effectively prevented from being damaged due to freezing; the toilet stool protection device has good cold-proof, sound insulation and heat preservation performance while providing effective protection, and it is ensured that the toilet stool protection device can still work normally in the low-temperature environment.

Description

Technical Field

[0001] The invention relates to the technical field of railway passenger car sanitary systems, and in particular to a toilet protection device with heating for railway passenger cars. Background Art

[0002] Railway coach toilets refer to equipment that collects, stores and processes toilet excrement on railway coaches. According to different treatment methods, railway coach toilets can be divided into vacuum toilets and direct-discharge toilets to meet different usage needs and scenarios. In order to protect the safety of the internal accessories of the toilet under the car, it is necessary to add protective devices to the outside of the toilet accessories. Although it has a certain protective effect, the protective device has poor cold-proof and sound-insulating effects. Under extreme climatic conditions, it is easy to cause the internal pipes or accessories of the toilet under the car to be damaged by freezing, affecting the normal use of the railway coach toilet. Summary of the invention

[0003] The present invention provides a toilet protection device with heating for railway passenger cars, which can heat the inside of the toilet protection device so that the interior of the toilet protection device can maintain a suitable working temperature even in a low-temperature environment, thereby effectively preventing the internal accessories of the toilet from being damaged due to freezing. The toilet protection device not only provides effective protection, but also has good cold-proof, sound-insulating and heat-preserving properties, ensuring that the toilet protection device can still work normally in a low-temperature environment.

[0004] In order to achieve the above object, the present invention adopts the following technical scheme: The present invention provides a toilet protection device with heating for railway passenger cars, comprising a box body, an inspection door is arranged on the front of the box body, a stainless steel outer layer is arranged on the outer side of the box body and the inspection door, a stainless steel inner layer is arranged on the inner side of the box body and the inspection door, and a heating structure is arranged on the side of the box body where the stainless steel outer layer and the stainless steel inner layer are close to each other; the heating structure comprises a rubber-plastic insulation board, a limiting groove, an electric heating belt and a temperature control distributor; the rubber-plastic insulation board is arranged on the side where the stainless steel outer layer and the stainless steel inner layer are close to each other, a plurality of limiting grooves are arranged, which are equidistantly distributed on the side of the rubber-plastic insulation board close to the stainless steel inner layer, the electric heating belt is arranged on the side where the stainless steel inner layer and the rubber-plastic insulation board are close to each other, the electric heating belt is arranged inside the limiting groove, and the temperature control distributor is installed on the bottom of one side of the box body, and the electric heating belt is electrically connected to the temperature control distributor.

[0005] Preferably, a door fixing assembly is provided on the front of the box body; the door fixing assembly includes a fixing groove, a first fixing hole, a fixing screw hole and a fixing bolt; the fixing groove is provided on the front of the box body, and the fixing groove is connected with the inspection door in cooperation, a plurality of first fixing holes are provided, which are equidistantly distributed on both sides and the bottom of the inspection door, a plurality of fixing screw holes are provided, which are equidistantly distributed on both sides and the bottom of the fixing groove, the first fixing hole and the fixing screw hole are provided correspondingly, a fixing bolt is inserted into the inner wall of the first fixing hole, and the fixing bolt is threadedly connected to the fixing screw hole.

[0006] Preferably, a box door limiting structure is provided above the inspection door; the box door limiting structure includes a crossbeam, a limiting card and a card slot; the crossbeam is provided at the top of the inspection door, the crossbeam is fixedly connected to the box body, a plurality of limiting cards are provided, which are equidistantly fixedly connected to the inner top of the inspection door, card slots are equidistantly provided at the bottom of the crossbeam, and the limiting cards are cooperatively connected to the card slots.

[0007] Preferably, a mounting assembly is provided on the top of the box body; the mounting assembly includes a fixing plate, a second fixing hole and an inner opening; the fixing plate is fixedly connected to the top of the box body, an inner opening is opened inside the fixing plate, the inner opening is communicated with the stainless steel inner layer, and the fixing plate is equidistantly provided with second fixing holes on the outside of the inner opening.

[0008] Preferably, aluminum foil insulation layers are provided inside and outside the rubber-plastic insulation board.

[0009] Preferably, a temperature sensor is installed on one side of the interior of the box, and the temperature sensor is electrically connected to the temperature control distributor.

[0010] Preferably, a sealing structure is provided on the top of the fixed plate; the sealing structure comprises a first sealing gasket and a second sealing gasket; the first sealing gasket is provided inside the fixed groove, the first sealing gasket is connected with the inspection door, and the second sealing gasket is provided on the top of the fixed plate.

[0011] Preferably, the box body is provided with a concave groove at the bottom of the inspection door.

[0012] Preferably, both sides of the bottom of the box body are provided with edging, and the edging is fixedly connected to the stainless steel outer layer.

[0013] Preferably, reinforcement plates are equidistantly arranged at the bottom of the fixing plate, and the reinforcement plates are fixedly connected to the stainless steel outer layer and the fixing plate respectively.

[0014] The technical scheme of the present invention has the following technical effects compared with the prior art: through the coordination between the box body, the inspection door, the stainless steel outer layer, the stainless steel inner layer, the heating structure, the rubber-plastic insulation board, the limiting groove, the electric heating tape and the temperature control distributor, the toilet protection device adopts a double-layer stainless steel structure, and the rubber-plastic insulation board is embedded between the double-layer stainless steel structure. At the same time, an electric heating tape is coiled on the inner side of the rubber-plastic insulation board of the box body. The power output of the electric heating tape is automatically adjusted by the temperature control distributor according to the external temperature conditions to ensure the stability of the internal temperature of the toilet protection device, so that the interior of the toilet protection device can maintain a suitable working temperature even in a low temperature environment, thereby effectively preventing the internal accessories of the toilet from being damaged due to freezing, so that the toilet protection device not only provides effective protection, but also has good cold protection, sound insulation and heat preservation properties, ensuring that the toilet protection device can still work normally in a low temperature environment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a toilet protection device with heating for railway passenger cars according to the present invention; Figure 2 This is a schematic diagram of the appearance of a toilet protection device with heating for railway passenger cars according to the present invention; Figure 3 This is a schematic diagram of the appearance of a stainless steel outer layer, a temperature sensor and a fixing groove in a toilet protection device with heating for a railway passenger car according to the present invention; Figure 4 This is a cross-sectional view of the appearance of a rubber-plastic insulation board, a crossbeam and a stainless steel inner layer in a toilet protection device with heating for a railway passenger car of the present invention; Figure 5 It is a schematic diagram of the appearance of an inspection door, a first fixing hole and a limit card in a toilet protection device with heating for a railway passenger car according to the present invention; Figure 6 It is a schematic diagram of the appearance of a rubber-plastic insulation board, an electric heating belt and an aluminum foil insulation layer in a toilet protection device with heating for a railway passenger car of the present invention; Figure 7 for Figure 1 A partial enlarged view of area A.

[0016] Figure numerals: 1. Box body; 2. Inspection door; 3. Stainless steel outer layer; 4. Stainless steel inner layer; 5. Heating structure; 51. Rubber-plastic insulation board; 52. Limiting groove; 53. Electric heating belt; 54. Temperature control distributor; 6. Box door fixing assembly; 61. Fixing groove; 62. First fixing hole; 63. Fixing screw hole; 64. Fixing bolt; 7. Box door limiting structure; 71. Crossbeam; 72. Limiting card; 73. Card slot; 8. Installation assembly; 81. Fixing plate; 82. Second fixing hole; 83. Inner mouth; 9. Aluminum foil insulation layer; 10. Temperature sensor; 11. Sealing structure; 111. First sealing gasket; 112. Second sealing gasket; 12. Inner concave groove; 13. Edge wrapping; 14. Reinforcement plate. DETAILED DESCRIPTION

[0017] like Figure 1-Figure 7 As shown, the present invention provides a toilet protection device with heating for railway passenger cars, comprising a box body 1, an inspection door 2 is arranged on the front of the box body 1, a stainless steel outer layer 3 is arranged on the outer side of the box body 1 and the inspection door 2, a stainless steel inner layer 4 is arranged on the inner side of the box body 1 and the inspection door 2, and a heating structure 5 is arranged on the side of the box body 1 where the stainless steel outer layer 3 and the stainless steel inner layer 4 are close to each other; the heating structure 5 comprises a rubber-plastic insulation board 51, a limiting groove 52, an electric heating belt 53 and a temperature control distributor 54; the rubber-plastic insulation board 51 is arranged on the side where the stainless steel outer layer 3 and the stainless steel inner layer 4 are close to each other, a plurality of limiting grooves 52 are arranged, which are equidistantly distributed on the side of the rubber-plastic insulation board 51 close to the stainless steel inner layer 4, the electric heating belt 53 is arranged on the side where the stainless steel inner layer 4 and the rubber-plastic insulation board 51 are close to each other, the electric heating belt 53 is arranged inside the limiting groove 52, and the temperature control distributor 54 is installed on the bottom of one side of the box body 1, and the electric heating belt 53 is electrically connected to the temperature control distributor 54.

[0018] In the specific implementation process, it is worth pointing out that the box body 1 and the inspection door 2 are both formed with a stainless steel outer layer 3 and a stainless steel inner layer 4 to form a double-layer structure of stainless steel plates, which are installed at the bottom of the railway passenger car toilet to cover and protect the internal accessories of the toilet under the car. The inspection door 2 is fixed to the box body 1 by bolts to improve the convenience of the maintenance of the toilet under the car, and a rubber-plastic insulation board 51 is sandwiched between the double-layer structure of the box body 1 and the inspection door 2 to improve the cold-proof and sound-insulating effects of the toilet protection device. The thickness of the rubber-plastic insulation board 51 is It can be set according to actual use requirements. Through the cooperation between the stainless steel outer layer 3, the stainless steel inner layer 4, the heating structure 5, the rubber-plastic insulation board 51, the limiting groove 52, the electric heating belt 53 and the temperature control distributor 54, the inner side of the rubber-plastic insulation board 51 located inside the box body 1 is provided with a limiting groove 52, and the electric heating belt 53 is coiled inside the limiting groove 52, and the temperature control distributor 54 is used to control the temperature, and the electric heating belt 53 generates heat to ensure that the toilet protection device can still function properly in a low temperature environment. Normal operation to prevent internal accessories from being damaged by freezing. Through the cooperation among the box body 1, the inspection door 2, the stainless steel outer layer 3, the stainless steel inner layer 4, the heating structure 5, the rubber-plastic insulation board 51, the limiting groove 52, the electric heating belt 53 and the temperature control distributor 54, the toilet protection device adopts a double-layer stainless steel structure, and the rubber-plastic insulation board 51 is embedded between the double-layer stainless steel structure. At the same time, the electric heating belt 53 is coiled on the inner side of the rubber-plastic insulation board 51 of the box body 1. The temperature control distributor 54 is used to automatically adjust the power output of the electric heating belt 53 according to the external temperature conditions to ensure the stability of the internal temperature of the toilet protection device, so that the interior of the toilet protection device can maintain a suitable working temperature even in a low temperature environment, thereby effectively preventing the internal accessories of the toilet from being damaged by freezing, so that the toilet protection device not only provides effective protection, but also has good cold-proof, sound-insulating and heat-insulating properties to ensure that the toilet protection device can still work normally in a low temperature environment. The specific models of the electric heating belt 53 and the temperature control distributor 54 are not limited, and it is sufficient to meet the use requirements.

[0019] In one practicable manner, a door fixing assembly 6 is provided on the front of the box body 1; the door fixing assembly 6 includes a fixing groove 61, a first fixing hole 62, a fixing screw hole 63 and a fixing bolt 64; the fixing groove 61 is provided on the front of the box body 1, and the fixing groove 61 is connected with the inspection door 2 in cooperation, a plurality of first fixing holes 62 are provided, which are equidistantly distributed on both sides and the bottom of the inspection door 2, a plurality of fixing screw holes 63 are provided, which are equidistantly distributed on both sides and the bottom of the fixing groove 61, the first fixing hole 62 and the fixing screw hole 63 are correspondingly provided, a fixing bolt 64 is inserted into the inner wall of the first fixing hole 62, and the fixing bolt 64 is threadedly connected with the fixing screw hole 63.

[0020] In the specific implementation process, it is worth pointing out that by setting a fixing groove 61 on the front side of the box body 1, the inspection door 2 is placed inside the fixing groove 61, so that the inner side of the inspection door 2 is tightly pressed against the inner side of the fixing groove 61, and the fixing bolt 64 is inserted into the first fixing hole 62 and screwed into the fixing screw hole 63, the inspection door 2 and the box body 1 are fixed, thereby ensuring that the inspection door 2 will not be displaced due to external force during use, ensuring the stability and safety of the toilet protection device, and facilitating the rapid opening of the inspection door 2 for maintenance and inspection when inspecting the internal accessories of the toilet, thereby improving the convenience of equipment inspection.

[0021] In one feasible manner, a box door limiting structure 7 is provided above the inspection door 2; the box door limiting structure 7 includes a crossbeam 71, a limiting card 72 and a card slot 73; the crossbeam 71 is provided at the top of the inspection door 2, the crossbeam 71 is fixedly connected to the box body 1, a plurality of limiting cards 72 are provided, which are equidistantly fixedly connected to the inner top of the inspection door 2, and card slots 73 are equidistantly provided at the bottom of the crossbeam 71, and the limiting cards 72 are cooperatively connected to the card slots 73.

[0022] In the specific implementation process, it is worth pointing out that by inserting the limit card 72 at the top of the inspection door 2 into the card groove 73 at the bottom of the beam 71, the beam 71 forms a limit on the top of the inspection door 2, and the top of the inspection door 2 is also limited and fixed, thereby further improving the stability of the inspection door 2 when fixed.

[0023] In one practicable manner, a mounting assembly 8 is provided on the top of the box body 1; the mounting assembly 8 includes a fixing plate 81, a second fixing hole 82 and an inner opening 83; the fixing plate 81 is fixedly connected to the top of the box body 1, an inner opening 83 is opened inside the fixing plate 81, the inner opening 83 is connected to the stainless steel inner layer 4, and a second fixing hole 82 is equidistantly provided on the outer side of the inner opening 83 of the fixing plate 81.

[0024] During the specific implementation process, it is worth pointing out that the box body 1 and the fixing plate 81 are welded and fixed, and the fixing plate 81 is fixed to the body at the bottom of the toilet by inserting the bolts into the second fixing holes 82, so as to realize the installation and fixation between the toilet protection device and the body, and the inner opening 83 is used to make the fixing plate 81 be placed on the outside of the internal accessories of the toilet.

[0025] In one practicable manner, aluminum foil insulation layers 9 are provided both inside and outside the rubber-plastic insulation board 51 .

[0026] During the specific implementation process, it is worth pointing out that the aluminum foil insulation layer 9 is pasted on the inner and outer sides of the rubber-plastic insulation board 51. The aluminum foil insulation layer 9 reflects heat radiation to reduce heat loss, thereby improving the overall insulation performance and further enhancing the insulation effect of the toilet protection device.

[0027] In an practicable manner, a temperature sensor 10 is installed on one side of the interior of the box 1 , and the temperature sensor 10 is electrically connected to the temperature control distributor 54 .

[0028] During the specific implementation process, it is worth pointing out that the temperature sensor 10 is used to sense the internal temperature of the toilet protection device and transmit the sensing signal to the temperature control distributor 54, so that the temperature control distributor 54 can automatically adjust the power output of the electric heating belt 53 according to the signal provided by the temperature sensor 10, thereby realizing precise control of the internal temperature of the toilet protection device and ensuring that the internal accessories of the toilet can be properly protected under different external temperature conditions. The specific model of the temperature sensor 10 is not limited and can meet the use requirements.

[0029] In one practicable manner, a sealing structure 11 is provided at the top of the fixed plate 81; the sealing structure 11 includes a first sealing gasket 111 and a second sealing gasket 112; the first sealing gasket 111 is provided inside the fixed groove 61, the first sealing gasket 111 is connected to the inspection door 2, and the second sealing gasket 112 is provided at the top of the fixed plate 81.

[0030] During the specific implementation process, it is worth pointing out that the first sealing gasket 111 and the second sealing gasket 112 are used to seal between the inspection door 2 and the fixed groove 61, and between the fixed plate 81 and the vehicle body, thereby effectively preventing external dust and moisture from invading the toilet protection device, thereby ensuring the cleanliness and dryness of the internal environment.

[0031] In one practicable manner, a concave groove 12 is provided at the bottom of the inspection door 2 of the box body 1 .

[0032] In the specific implementation process, it is worth pointing out that the inner concave groove 12 is used to improve the convenience of disassembling the inspection door 2 so that the inspection door 2 can be taken out from the fixing groove 61 more conveniently.

[0033] In an practicable manner, both sides of the bottom of the box body 1 are provided with edging 13 , and the edging 13 is fixedly connected to the stainless steel outer layer 3 .

[0034] In the specific implementation process, it is worth pointing out that the edging 13 is used to enhance the structural strength of the bottom of the box body 1 to prevent damage caused by vibration or impact during the operation of the railway passenger car, and can also prevent sharp objects from scratching the stainless steel outer layer 3, thereby extending the service life of the protective device.

[0035] In an operative manner, reinforcing plates 14 are equidistantly arranged at the bottom of the fixing plate 81 , and the reinforcing plates 14 are fixedly connected to the stainless steel outer layer 3 and the fixing plate 81 , respectively.

[0036] During the specific implementation process, it is worth pointing out that the reinforcement plate 14 is used to enhance the structural strength between the fixing plate 81 and the box body 1, ensuring that during the operation of the railway passenger car, even if encountering large vibrations or impacts, the connection stability between the toilet anti-slip device and the car body can be maintained, avoiding deformation or damage due to insufficient structural strength, thereby improving the durability and reliability of the overall device.

[0037] The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed by the present invention should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A toilet protection device with heating for railway passenger cars, comprising a box body, characterized in that: An inspection door is provided on the front of the box body, a stainless steel outer layer is provided on the outer side of the box body and the inspection door, a stainless steel inner layer is provided on the inner side of the box body and the inspection door, and a heating structure is provided on the side of the box body where the stainless steel outer layer and the stainless steel inner layer are close to each other; The heating structure includes a rubber-plastic insulation board, a limiting groove, an electric heating belt and a temperature control distributor; The rubber-plastic insulation board is arranged on the side where the stainless steel outer layer and the stainless steel inner layer are close to each other. A plurality of limiting grooves are arranged, which are evenly distributed on the side where the rubber-plastic insulation board is close to the stainless steel inner layer. The electric heating belt is arranged on the side where the stainless steel inner layer and the rubber-plastic insulation board are close to each other. The electric heating belt is arranged inside the limiting groove. The temperature control distributor is installed on the bottom of one side of the box body, and the electric heating belt is electrically connected to the temperature control distributor.

2. The toilet protection device with heating for railway passenger cars according to claim 1 is characterized in that: The front side of the box body is provided with a box door fixing assembly; The door fixing assembly comprises a fixing groove, a first fixing hole, a fixing screw hole and a fixing bolt; The fixing groove is arranged on the front side of the box body, and the fixing groove is connected with the inspection door. A plurality of first fixing holes are arranged, which are equidistantly distributed on both sides and the bottom of the inspection door. A plurality of fixing screw holes are arranged, which are equidistantly distributed on both sides and the bottom of the fixing groove. The first fixing hole and the fixing screw hole are arranged correspondingly, and a fixing bolt is inserted into the inner wall of the first fixing hole, and the fixing bolt is threadedly connected with the fixing screw hole.

3. The toilet protection device with heating for railway passenger cars according to claim 1, characterized in that: A box door limiting structure is arranged above the inspection door; The door limiting structure comprises a crossbeam, a limiting card and a card slot; The crossbeam is arranged at the top of the inspection door, and the crossbeam is fixedly connected to the box body. A plurality of limit cards are arranged, and are fixedly connected to the inner top of the inspection door at equal intervals. Card slots are arranged at equal intervals at the bottom of the crossbeam, and the limit cards are cooperatively connected to the card slots.

4. The toilet protection device with heating for railway passenger cars according to claim 1 is characterized in that: A mounting assembly is provided on the top of the box; The mounting assembly includes a fixing plate, a second fixing hole and an inner opening; The fixing plate is fixedly connected to the top of the box body, an inner opening is provided inside the fixing plate, the inner opening is communicated with the stainless steel inner layer, and second fixing holes are equidistantly arranged outside the inner opening of the fixing plate.

5. The toilet protection device with heating for railway passenger cars according to claim 1, characterized in that: Aluminum foil insulation layers are arranged inside and outside the rubber-plastic insulation board.

6. The toilet protection device with heating for railway passenger cars according to claim 1, characterized in that: A temperature sensor is installed on one side of the interior of the box, and the temperature sensor is electrically connected to the temperature control distributor.

7. The toilet protection device with heating for railway passenger cars according to claim 4, characterized in that: A sealing structure is provided on the top of the fixing plate; The sealing structure comprises a first sealing gasket and a second sealing gasket; The first sealing gasket is arranged inside the fixing groove, the first sealing gasket is connected with the inspection door in cooperation, and the second sealing gasket is arranged on the top of the fixing plate.

8. The toilet protection device with heating for railway passenger cars according to claim 1, characterized in that: The box body is provided with an inner concave groove at the bottom of the inspection door.

9. The toilet protection device with heating for railway passenger cars according to claim 1, characterized in that: Both sides of the bottom of the box body are provided with edging, and the edging is fixedly connected to the stainless steel outer layer.

10. The toilet protection device with heating for railway passenger cars according to claim 4, characterized in that: Reinforcement plates are equidistantly arranged at the bottom of the fixing plate, and the reinforcement plates are fixedly connected to the stainless steel outer layer and the fixing plate respectively.

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