Emergency device
An emergency device includes: a first housing, an inflation pump, an internal power supply, a first cable and an output terminal. The inflation pump is provided with a first power device, a detection assembly and a first fixing member. The first power device includes a detection portion, a first air outlet portion, a first air channel and a second air channel, where the detection portion is provided with the second air channel and a first detection groove, the first air channel is configured to provide a first airflow to the first air outlet portion, the first detection groove is used for accommodating at least a part of the first circuit board. The detection assembly is configured to detect air pressure information in the second air channel. The first fixing member is connected to the detection portion, and is configured to limit displacement of the detection assembly on the detection portion.
1 . An emergency device, comprising:
a first housing; and
an inflation pump, an internal power supply, and a first cable and an output terminal that are disposed in the first housing,
wherein the internal power supply is electrically connected to the output terminal through the first cable, and the first cable is configured to output a first current for activating an automobile;
the inflation pump is provided with a first power device, a detection assembly and a first fixing member, and the detection assembly comprises a first circuit board and an air pressure sensor;
the internal power supply is electrically connected to the inflation pump and the first circuit board;
the first power device comprises a detection portion, a first air outlet portion, a first air channel and a second air channel, the first air channel is configured to provide a first airflow to the first air outlet portion, the detection portion is provided with the second air channel and a first detection groove, and the first air channel is connected to the second air channel; and
the air pressure sensor is installed on the first circuit board and protrudes from a surface of the first circuit board, the first detection groove is used for accommodating at least a part of the first circuit board, the air pressure sensor is disposed on a side, facing away from the first fixing member, of the first circuit board, and the detection assembly is configured to detect air pressure information in the second air channel, the first fixing member is connected to the detection portion, and is configured to limit displacement of the detection assembly on the detection portion, and the detection portion is in sealed connection to the first circuit board.
2 . The emergency device according to claim 1 , wherein the emergency device comprises two first cables and two second cables, a color of one first cable is red, and a color of another first cable is black, the internal power supply is electrically connected to the inflation pump through the two second cables, and the second cables are used to output a second current, a diameter of the first cable is greater than a diameter of the second cable, and the first current is greater than the second current.
3 . The emergency device according to claim 1 , wherein the inflation pump is provided with a first check valve, the first power device comprises a first driving assembly and a first inflation assembly, the first inflation assembly comprises a first transmission assembly, a first cylinder assembly and a connecting pipe,
an end of the first transmission assembly is connected to the first driving assembly, another end of the first transmission assembly is connected to an end of the first cylinder assembly, the connecting pipe is provided with a first air inlet portion and the first air outlet portion, and another end of the first cylinder assembly is detachably connected to the first air inlet portion; the first cylinder assembly is provided with a cylinder air outlet portion that is in sealed connection to the first air inlet portion, and the cylinder air outlet portion is provided with a cylinder air outlet port; the first inflation assembly is provided with the first air channel and the second air channel, the first driving assembly is configured to provide power to the first inflation assembly, so that the first inflation assembly is capable of providing the first airflow to the first air outlet portion through the first air channel; and the first inflation assembly is provided with a detection portion close to connection between the first cylinder assembly and the connecting pipe;
a first accommodating space is formed by the cylinder air outlet portion and the connecting pipe; and
the first check valve is disposed in the first accommodating space, and is configured to allow the first power device to provide the first airflow to the first air outlet portion.
4 . The emergency device according to claim 3 , wherein the first cylinder assembly comprises a connecting rod, a piston and a cylinder, an end of the connecting rod is connected to the first transmission assembly, and another end of the connecting rod is connected to the piston; and the cylinder comprises a first cylinder and a second cylinder, a diameter of the first cylinder is greater than a diameter of the second cylinder, the piston is disposed in the first cylinder, and the detection portion is disposed on the second cylinder.
5 . The emergency device according to claim 3 , wherein the emergency device comprises a first protection member, the first protection member is disposed between the connecting pipe and the first housing, the first protection member is provided with a second accommodating space and the second accommodating space is used for accommodating at least a part of the connecting pipe.
6 . The emergency device according to claim 1 , wherein the detection portion is provided with a first groove on a circumferential side wall of the detection portion, and during installation, a part of the first circuit board moves to a preset position within the first groove.
7 . The emergency device according to claim 1 , wherein a sealing ring is disposed in disposed in the first detection groove.
8 . The emergency device according to claim 3 , wherein the first cylinder assembly comprises a connecting rod, a cylinder sealing member, a piston and a cylinder, the piston is disposed in the cylinder and is provided with a first side portion and a second side portion, the first side portion is connected to the connecting rod, and the second side portion is disposed opposite to the first side portion; and a first surface is provided on a side, facing the second side portion, of the first side portion, a second surface is provided on a side, facing the first side portion, of the second side portion, a piston accommodating space is formed by the first surface and the second surface, and the piston accommodating space is configured to accommodate at least a part of the cylinder sealing member.
9 . The emergency device according to claim 8 , wherein a maximum distance between an outer edge of a projection, on the first surface, of the second side portion and a center of the first surface is less than a maximum distance between an outer edge of the first surface and the center of the first surface.
10 . The emergency device according to claim 8 , wherein the second side portion is provided with at least one side groove on a periphery of the second side portion, an opening of the at least one side groove faces a side wall of the cylinder, and the side wall of the cylinder is parallel or substantially parallel to a motion direction of the piston.
11 . The emergency device according to claim 8 , wherein the cylinder sealing member is provided with a first end face and a second end face, the first end face is close to the first side portion, the second end face is close to the second side portion, and a distance between an outer edge of a projection, on the second end face, of the first end face and a center of the second end face is less than or equal to a distance between an outer edge of the second end face and the center of the second end face.
12 . The emergency device according to claim 3 , wherein the first cylinder assembly comprises a connecting rod, a piston, and a cylinder, the connecting rod comprises a rotating portion, a rod body and a piston connecting portion, the rotating portion comprises a first end and a second end, the rotating portion is connected to the first transmission assembly, the first end faces the first transmission assembly, the second end is disposed opposite to the first end, the piston connecting portion is connected to the piston, the piston is disposed in the cylinder, the rod body comprises a first face and a second face, the first face is perpendicular to or substantially perpendicular to an axis of the rotating portion, the second face is disposed opposite to the first face, and a distance between a plane where the first end is located and the first face is less than a distance between a plane where the second end is located and the second face.
13 . The emergency device according to claim 3 , wherein the inflation pump comprises an elastic member, the elastic member is disposed in the first accommodating space, the first check valve is disposed between the elastic member and the cylinder air outlet port, and the elastic member is in a compressed state in the first accommodating space.
14 . The emergency device according to claim 13 , wherein the first check valve is provided with a base and a first protrusion, the elastic member is provided with a first through hole, the first protrusion extends into the first through hole, and a cross-sectional area of the base is greater than a cross-sectional area of the cylinder air outlet port.
15 . The emergency device according to claim 13 , wherein the first check valve is provided with a base and a second protrusion, a cross-sectional area of the base is greater than a cross-sectional area of the cylinder air outlet port, and the second protrusion extends into the cylinder air outlet port.
16 . The emergency device according to claim 15 , wherein the second protrusion is a cone.
17 . The emergency device according to claim 1 , wherein the first power device comprises a first driving assembly, the first driving assembly comprises a motor and a second protection member, and the motor is provided with a first junction portion on a side, facing the second protection member, of the motor, the second protection member covers the motor, the second protection member is provided with a second junction portion on a side, facing the motor, of the second protection member, and the first junction portion is in clamped connection to the second junction portion.
18 . The emergency device according to claim 17 , wherein the second protection member is provided with a first opening.
19 . The emergency device according to claim 17 , wherein the second junction portion is a protrusion.
20 . The emergency device according to claim 3 , wherein the connecting pipe comprises a first air pipe, the first air pipe comprises a first sub-first air pipe and a second sub-first air pipe which are connected in sequence, the first sub-first air pipe comprises a first sub-first air outlet port and a second sub-first air outlet port, a cross-sectional area of the first sub-first air outlet port is greater than a cross-sectional area of the second sub-first air outlet port, and the first airflow flows through the first sub-first air outlet port through the second sub-first air outlet port.