CN115489403A - Seat with automatic toilet cleaning device for amphibious vehicle - Google Patents

Abstract

The invention discloses a seat with a full-automatic excrement cleaning device for an amphibious vehicle, which comprises a cushion, a guide device, a lifting mechanism, a piston mechanism and a crushing mechanism, wherein the cushion is arranged on the seat; the cushion is arranged on the guiding device through a lifting mechanism, and a through hole is arranged in the center of the cushion; the guiding device is of a tubular structure; the lower part of the guide device is provided with a stirring mechanism which is used for grinding the excrement; the piston mechanism comprises a piston cylinder, a flange, a double-stage piston and an output pipe; the output pipe is obliquely arranged, and the lower end of the output pipe is fixed on the bottom plate; the outlet on the bottom plate is communicated with the output pipe; the side wall of the output pipe is provided with an inlet which is connected with the lower end of the guiding device through a connecting pipe; the piston cylinder is arranged at the upper end of the output pipe through a flange; the bipolar piston is fixed at the end part of a piston rod of the piston cylinder and is positioned in the output pipe. The invention can effectively solve the defecation problem of the amphibious vehicle passenger, improve the man-machine environment, avoid independently setting a device for the passenger to clean the feces, and greatly save the space of the whole vehicle.

Description

Seat with automatic toilet cleaning device for amphibious vehicle

technical field

The invention belongs to the design field of amphibious vehicles and relates to a seat with a full-automatic toilet cleaning device for an amphibious vehicle.

Background technique

Modern warfare has put forward higher requirements for the combat effectiveness of vehicles. Since World War II, the development of related performance technologies has advanced by leaps and bounds. Today, further breakthroughs require a large amount of financial and material resources. How to improve combat effectiveness at a low cost? Efficacy has always been a hot spot of research at home and abroad. Ergonomics, as one of the hot spots, has achieved remarkable results in recent years. For example, the installation of air conditioners and the application of semi-active suspension have improved the interior and combat environment of the vehicle, and greatly reduced the work fatigue of the crew. However, there is no good solution for the inconvenient handling of urine and urine for vehicle occupants under long-term combat. They can only be carried in a small space through diapers or bags, and the man-machine environment is poor. Especially for amphibious vehicles, when working on water, most of the body is underwater, and it is difficult to throw excrement out of the vehicle through the safety door, which seriously affects the working environment of the crew and greatly reduces the combat effectiveness of the vehicle.

Contents of the invention

In order to solve the above technical problems, the present invention provides an amphibious vehicle that can effectively solve the defecation problem of the occupants of the amphibious vehicle, improve the man-machine environment, avoid setting up a separate device for the occupants' defecation, and greatly save the space of the entire vehicle. Seats with automatic toilet cleaning devices for amphibious vehicles.

The technical scheme adopted in the present invention is: a seat with a fully automatic toilet cleaning device for an amphibious vehicle, including a seat cushion, a guiding device, a lifting mechanism, a piston mechanism and a crushing mechanism; the seat cushion is installed on the guiding device through the lifting mechanism , the center of the cushion is provided with a through hole;

The guide device is a tubular structure; the lower part of the guide device is equipped with a crushing mechanism, and the stirring mechanism is used to crush the feces; the piston mechanism includes a piston cylinder, a flange, a two-stage piston and an output pipe; the output pipe is arranged obliquely , the lower end of the output pipe is fixed on the bottom plate; the outlet on the bottom plate is connected to the output pipe; there is an inlet on the side wall of the output pipe, and the inlet is connected to the lower end of the guiding device through a connecting pipe; the piston cylinder is installed on the upper end of the output pipe through a flange; the double-stage piston is fixed At the end of the piston rod of the piston cylinder, located in the output tube, higher than the inlet.

Further, the seat cushion also includes a backing plate, a dust cover and a back cushion; the back cushion is hinged and locked at one end of the backing plate, the upper end of the dust cover is fixed on the bottom surface of the backing plate, and the backing plate is installed on the guiding device through a lifting mechanism , the through hole on the cushion is arranged on the backing plate.

Further, the guiding device includes a support plate, a toilet receiver, a support pipe, a flushing pipe and an inspection cover; the support plate is installed on the top of the support pipe, and the support plate is provided with a defecation hole to communicate with the support pipe; the defecation hole on the support plate A toilet is installed at the top of the toilet; the flushing pipe is fixedly arranged on the upper part of the toilet, and the flushing pipe is connected to the external waterway; the inspection cover is installed under the support pipe; the seat cushion is installed on the support plate through the lifting mechanism, and the lower end of the dust cover is fixed on the support plate.

Further, the lifting mechanism includes a lifting cylinder and two sets of scissor rods; the two ends of the lifting cylinder are respectively hinged to the support plate (201) and the seat cushion, and the lifting cylinder is vertically arranged;

Two sets of scissor bars are respectively placed on both sides of the seat cushion, and each set of scissor bars includes two connecting rods whose middle parts are hinged together. , the other end of the same side of the two connecting rods is respectively hinged with a slider; the opposite surface of the support plate and the seat cushion is respectively provided with a slide rail corresponding to each group of scissor bars, and the two sliders of each group of scissor bars are respectively connected to the two Rail fit.

Further, it also includes an opening and closing mechanism. The opening and closing mechanism includes two movable pads, an opening and closing oil cylinder and two connecting rods; There is a chute, and two guide rails are placed in the chute at both ends of the movable pad; the same end of the two movable pads is respectively hinged with the upper ends of the two connecting rods, and the lower ends of the two connecting rods are hinged; one end of the opening and closing cylinder is hinged on the toilet , the other end is hinged with the middle of a connecting rod.

Further, the crushing mechanism also includes a spiral stirring knife, a coupling, an oil seal and a driving motor; the driving motor is installed and fixed on the connecting pipe; the spiral stirring knife is placed in the support pipe, and the knife shaft of the spiral stirring knife passes through the The shaft hole is connected with the driving motor through a coupling; an oil seal is arranged between the shaft hole and the cutter shaft.

Compared with prior art, the beneficial effect that the present invention has is:

1. The structure of the present invention is basically the same as that of the seat, which avoids setting up a separate device for the cleaning of the bearer, and greatly saves the space of the whole vehicle. And the structural modularity is strong, especially for vehicles in active service, the vehicle can be equipped with the function of carrying and defecating only by changing the seat.

2. The present invention combines the lifting mechanism, the opening and closing mechanism, the screw mechanism and the two-stage piston mechanism, and can realize the automatic toilet cleaning function through simple control logic, and realizes that the toilet can be cleaned without changing the working state of the personnel. Urinating and defecating further improves the man-machine operating environment, thereby improving the combat effectiveness of the vehicle. Among them, a vertical screw mechanism is used to crush the excrement by the rotating blades under the action of gravity, making it easier to flow. The structure of the two-stage piston rod, while being able to push the excrement out of the vehicle body, enables the vehicle to have sufficient sealing performance to prevent the backflow of water under pressure and meet the working conditions of the vehicle on water.

3. The structure of the present invention has versatility, and the device can not only be applied to vehicles in amphibious working environments, but also can be applied to the fields of automobiles, ships and aviation.

Description of drawings

Fig. 1 is a sectional view of the present invention.

Fig. 2 is a perspective view of the present invention.

Fig. 3 is a schematic structural view of the cushion of the present invention.

Fig. 4 is a sectional view of the guiding device of the present invention.

Fig. 5 is a perspective view of the guiding device of the present invention.

Fig. 6 is a perspective view of the lifting mechanism of the present invention.

Fig. 7 is a front view of the lifting mechanism of the present invention.

Fig. 8 is a schematic structural diagram of the opening and closing mechanism of the present invention.

Fig. 9 is a schematic structural view of the piston mechanism of the present invention.

Fig. 10 is a schematic structural diagram of the crushing mechanism of the present invention.

Fig. 11 is a schematic structural view of the seat cushion of the present invention after being lifted.

Fig. 12 is a schematic structural view of the opening and closing mechanism of the present invention after opening the movable pad.

Fig. 13 is a schematic structural view of the dual-stage piston of the present invention when the exhaust gas is pushed out of the vehicle.

In the figure: 1: seat cushion; 2: guiding device; 3: lifting mechanism; 4: opening and closing mechanism; 5: piston mechanism; 6: crushing mechanism; 101: backing plate; 102: dustproof cover; 201: support plate; 202: toilet; 203: support pipe; 204: flushing pipe; 205: maintenance cover; 301: lifting cylinder; 302: scissor rod support; 303: slide rail; 304: slider; 305: Scissor rod; 306: cylinder support; 401: movable pad; 402: opening and closing cylinder; 403: hinge seat; 404: connecting rod; 501: piston cylinder; 502: mounting flange; 503: double-stage piston; 601: screw Mixing knife; 602: coupling; 603: oil seal; 604: drive motor.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings.

As shown in FIGS. 1-2 , the present invention includes a cushion 1 , a guiding device 2 , a lifting mechanism 3 , an opening and closing mechanism 4 , a piston mechanism 5 and a crushing mechanism 6 . The seat cushion 1 is installed on the guide device 2 through the lifting mechanism 3 , and the opening and closing mechanism 4 is used to open the upper end opening of the guide device 2 . The lower part of the guiding device 2 is provided with a crushing mechanism 6, and the lower end of the guiding device 2 is connected to the piston mechanism 5 through a connecting pipe.

As shown in FIG. 3 , the seat cushion 1 also includes a backing plate 101 , a dustproof cover 102 and a back cushion 103 . The back cushion 103 is hinged and locked on the backing plate 101, one end of the dustproof cover is fixed on the backing plate 101, the backing plate 101 is installed on the guide device 2 through the lifting mechanism 3, and the center of the backing plate 101 is provided with a through hole for Pee and pass.

As shown in FIGS. 4-5 , the guide device 2 further includes a support plate 201 , a toilet receiver 202 , a support pipe 203 , a flushing pipe 204 and an inspection cover 205 . The support plate 201 is installed on the top of the support tube 203, and the support plate 201 is provided with a defecation hole to communicate with the support tube 203, and the toilet receiver 202 is installed at the defecation hole on the support plate. The flushing pipe 204 is fixedly arranged on the upper side wall of the toilet receiver 202. The flushing pipe 204 is connected to the external waterway through a tee, and the two ends of the flushing pipe 204 are respectively connected to the two outlets of the tee. Small hole. The maintenance cover 205 is installed under the support pipe 203; the seat cushion 1 is installed on the support plate 201 through the lifting mechanism 3, and the lower end of the dustproof cover 102 is fixed on the support plate 201.

As shown in FIGS. 6-7 , the lifting mechanism 3 includes a lifting cylinder 301 , two sets of scissor rods 305 and two cylinder supports 306 . Two oil cylinder supports 306 are installed on the bottom surface of the backing plate 101 and the top surface of the support plate 201 respectively, and the two ends of the lifting oil cylinder 301 are respectively hinged with the two oil cylinder supports 306, and the lifting oil cylinder 301 is vertically arranged. The lifting cylinder 301 can drive the seat cushion 1 up and down.

Two sets of scissor bars 305 are respectively placed on both sides of the seat cushion 1, each set of scissor bars 305 includes two connecting bars whose middle parts are hinged together, and the scissor bars 305 are in an X shape. The same-side ends of the two connecting rods are respectively hinged with the support plate 201 and the scissor bar support 302 on the cushion 1 , and the other same-side ends of the two connecting rods are respectively hinged with a slider 304 . The surface of the support plate 201 opposite to the backing plate 101 is provided with a slide rail 303 corresponding to each set of scissor bars 305 , and the two slide blocks of each set of scissor bars 305 cooperate with the two slide rails 303 respectively. When the lifting cylinder 301 drives the seat cushion 1 to lift up and down, the slide block 304 moves along the slide rail 303 matched with it.

As shown in FIG. 8 , the opening and closing mechanism 4 includes two movable pads 401 , an opening and closing cylinder 402 , two hinge seats 403 and two connecting rods 404 . The top of the toilet receiver 202 is provided with two guide rails in parallel, and two ends of the two movable pads 401 are respectively provided with a chute, and the two guide rails are placed in the chute at both ends of the movable pad 401 . Two hinge seats 403 are respectively arranged at the tail ends of the two movable pads 401, and the two hinge seats 403 are respectively hinged with the upper ends of the two connecting rods 404, and the lower ends of the two connecting rods 404 are hinged; On, the other end is hinged with the middle part of a connecting rod 404 .

As shown in FIG. 9, the piston mechanism 5 includes a piston cylinder 501, a mounting flange 502, a double-stage piston 503 and an output pipe. The output pipe is arranged obliquely, and the lower end of the output pipe is fixed on the bottom plate; the outlet on the bottom plate is connected with the output pipe. An inlet is provided on the side wall of the output pipe, and the inlet is connected to the lower end of the guiding device 2 through a connecting pipe; the piston cylinder 501 is installed on the upper end of the output pipe through a flange 502 . The two-stage piston 503 is fixed on the end of the piston rod of the piston cylinder 501, located in the output pipe, higher than the inlet.

As shown in FIG. 10 , the crushing mechanism 6 includes a spiral stirring blade 601 , a coupling 602 , an oil seal 603 and a driving motor 604 . The driving motor 604 is fixed on the connecting pipe. The spiral stirring knife 601 is placed in the support tube 203 , and the knife shaft of the spiral stirring knife 601 passes through the shaft hole on the connecting pipe and is connected with the driving motor 604 through a coupling 602 . An oil seal 603 is provided between the shaft hole and the cutter shaft. The driving motor 604 drives the screw mixing knife 601 to rotate, and the feces are minced and transported, so that it enters the output pipe smoothly, and then the piston rod of the piston mechanism 5 is stretched out, and the bipolar piston 503 pushes the minced feces to get rid of the car body; then The piston rod retracts to the original position, waiting for the next discharge of feces.

Claims (6)

1. A seat with a fully automatic toilet cleaning device for an amphibious vehicle, including a seat cushion (1), a guiding device (2), a lifting mechanism (3), a piston mechanism (5) and a crushing mechanism (6); the seat cushion (1) Installed on the guide device (2) through the lifting mechanism (3), and the seat cushion (1) is provided with a through hole; The guide device (2) is a tubular structure; the lower part of the guide device (2) is equipped with a crushing mechanism (6), and the stirring mechanism (6) is used to grind the feces; the piston mechanism (5) includes a piston cylinder (501), flange (502), double-stage piston (503) and output pipe; the output pipe is arranged obliquely, and the lower end of the output pipe is fixed on the bottom plate; the outlet on the bottom plate is connected to the output pipe; the side wall of the output pipe is provided with an inlet, The inlet is connected to the lower end of the guide device (2) through a connecting pipe; the piston cylinder (501) is installed on the upper end of the output pipe through a flange (502); the double-stage piston (503) is fixed at the end of the piston rod of the piston cylinder (501) Inside the tube, higher than the inlet. 2. The seat with automatic toilet cleaning device for amphibious vehicles according to claim 1, characterized in that: the seat cushion (1) also includes a backing plate (101), a dust cover (102) and a back cushion ( 103); the cushion (103) is hinged and locked at one end of the backing plate (101), the upper end of the dust cover is fixed on the bottom surface of the backing plate (101), and the backing plate (101) is installed on the guide device ( 2), the through hole on the cushion (1) is set on the backing plate (101). 3. The seat with automatic toilet cleaning device for amphibious vehicles according to claim 2, characterized in that: the guide device (2) includes a support plate (201), a toilet receiver (202), a support pipe (203), The flushing pipe (204) and the maintenance cover (205); the support plate (201) is installed on the top of the support pipe (203), and the support plate (201) is provided with a defecation hole connected to the support pipe (203); the support plate A toilet (202) is installed at the defecation hole; the flushing pipe (204) is fixedly arranged on the upper part of the toilet (202), and the flushing pipe (204) is connected to the external waterway; the inspection cover (205) is installed on the support pipe (203) Below; the seat cushion (1) is installed on the support plate (201) through the lifting mechanism (3), and the lower end of the dust cover is fixed on the support plate (201). 4. The seat with automatic toilet cleaning device for amphibious vehicles according to claim 3, characterized in that: the lifting mechanism (3) includes a lifting cylinder (301) and two sets of scissor rods (305); The two ends of the oil cylinder (301) are respectively hinged with the support plate (201) and the seat cushion (1), and the lifting oil cylinder (301) is arranged vertically; Two sets of scissor bars (305) are respectively placed on both sides of the cushion (1), each set of scissor bars (305) includes two connecting bars whose middle parts are hinged together, and the scissor bars (305) are X-shaped; The same side ends of the rods are respectively hinged with the support plate (201) and the cushion (1), and the other same side ends of the two connecting rods are respectively hinged with a slider; the opposite surface of the support plate (201) and the cushion (1) Corresponding to each set of scissor bars (305), a slide rail (303) is provided on the top, and the two slide blocks of each set of scissor bars (305) cooperate with the two slide rails (303) respectively. 5. The seat with automatic toilet cleaning device for amphibious vehicles according to claim 1, characterized in that it also includes an opening and closing mechanism (4), and the opening and closing mechanism (4) includes two movable cushions (401), The opening and closing oil cylinder (402) and two connecting rods (404); the top of the toilet receiver (202) is provided with two guide rails in parallel, and the two ends of the two movable pads (401) are respectively provided with a chute. One guide rail is placed in the chute at both ends of the movable pad (401); the same end of the two movable pads (401) is respectively hinged with the upper ends of the two connecting rods (404), and the lower ends of the two connecting rods (404) are hinged; the opening and closing oil cylinder One end of (402) is hinged on the toilet receiver (202), and the other end is hinged with the middle part of a connecting rod (404). 6. The seat with automatic toilet cleaning device for amphibious vehicles according to claim 2, characterized in that: the crushing mechanism (6) also includes a spiral stirring knife (601), a coupling (602), an oil seal ( 603) and the driving motor (604); the driving motor (604) is installed and fixed on the connecting pipe; the spiral stirring knife (601) is placed in the support pipe (203), and the knife shaft of the spiral stirring knife (601) passes through the connecting pipe The shaft hole of the shaft is connected with the driving motor (604) through a coupling (602); an oil seal (603) is provided between the shaft hole and the cutter shaft.

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