Multi-pressure integrated air pump
A high and low-pressure integrated air pump includes a single housing including an air inlet and an air outlet. A high-pressure pump is disposed within the housing and in fluid communication with the air inlet, and uses a first outlet passage to discharge to the air outlet. A low-pressure pump is also disposed within the housing and in fluid communication with the air inlet, and uses a second outlet passage to discharge to the air outlet.
1. A high and low-pressure integrated air pump, comprising:
a housing including an air inlet and an air outlet;
a high-pressure pump disposed within the housing, in fluid communication with the air inlet and in fluid communication with the air outlet via a first outlet passage; and
a low-pressure pump disposed within the housing, in fluid communication with the air inlet and in fluid communication with the air outlet via a second outlet passage, wherein the low-pressure pump is configured to automatically disengage and the high-pressure pump is configured to automatically engage in response to a common signal.
2. The high and low-pressure integrated air pump of claim 1 , wherein the low-pressure pump is disposed between the high-pressure pump and the air inlet.
3. The high and low-pressure integrated air pump of claim 1 , wherein the low-pressure pump is an impeller pump including a motor and an impeller.
4. The high and low-pressure integrated air pump of claim 1 , wherein the high-pressure pump and the low-pressure pump both include at least one check valve.
5. The high and low-pressure integrated air pump of claim 1 , wherein the high-pressure pump is a diaphragm pump including a motor and a diaphragm.
6. The high and low-pressure integrated air pump of claim 5 , wherein the motor reciprocates the diaphragm via a worm gear and a spur gear.
7. The high and low-pressure integrated air pump of claim 5 , wherein the motor reciprocates the diaphragm via a pair of toothed gears.
8. The high and low-pressure integrated air pump of claim 1 , further comprising a power supply operably connected to respective motors of the high-pressure pump and the low-pressure pump.
9. The high and low-pressure integrated air pump of claim 8 , wherein the power supply is a battery.
10. The high and low-pressure integrated air pump of claim 8 , wherein the power supply is a power outlet.
11. A high and low-pressure integrated air pump, comprising:
a housing including an air inlet and an air outlet;
a high-pressure pump disposed within the housing in fluid communication with the air inlet and the air outlet;
a low-pressure pump disposed within the housing and in fluid communication with the air inlet and the air outlet;
a pressure valve disposed between the low-pressure pump and the air outlet; and
a control circuit in electrical communication with the pressure valve and configured to activate the high-pressure pump and deactivate the low-pressure pump in response to a common signal from the pressure valve.
12. The high and low-pressure integrated air pump of claim 11 , further including a switch which is operable to toggle between three modes including:
a first mode in which the high-pressure pump is activated and the low-pressure pump is deactivated,
a second mode in which the low-pressure pump is activated and the high-pressure pump is deactivated, and
a third mode in which the high-pressure pump and the low-pressure pump are both deactivated.
13. The high and low-pressure integrated air pump of claim 11 , wherein:
the pressure valve includes:
a signal switch in electrical communication with the control circuit,
a diaphragm in fluid communication with the low-pressure pump, and
a trigger disposed between and in communication with the signal switch and the diaphragm, and
if the pressure within the low-pressure pump reaches a threshold, the trigger is biased towards the signal switch and triggers the signal switch to send the common signal to the control circuit.
14. The high and low-pressure integrated air pump of claim 13 , wherein the common signal which is sent from the signal switch to the control circuit directs the control circuit to deactivate the low-pressure pump and to simultaneously activate the high-pressure pump.
15. The high and low-pressure integrated air pump of claim 11 , wherein the high-pressure pump and the low-pressure pump both include at least one check valve.
16. The high and low-pressure integrated air pump of claim 15 , wherein the pressure valve is disposed between the low-pressure pump and one of the at least one check valve of the low-pressure pump.
17. A high and low-pressure integrated air pump, comprising:
a housing including an air inlet and an air outlet;
a high-pressure pump disposed within the housing in fluid communication with the air inlet and the air outlet;
a low-pressure pump disposed within the housing and in fluid communication with the air inlet and the air outlet;
a pressure valve disposed between the low-pressure pump and the air outlet, the pressure valve comprising:
a signal switch in electrical communication with a control circuit,
a diaphragm in fluid communication with the low-pressure pump, and
a trigger disposed between and in communication with the signal switch and the diaphragm, wherein if the pressure within the low-pressure pump reaches a threshold, the trigger is biased towards the signal switch and triggers the signal switch to send a signal to the control circuit; and
the control circuit in electrical communication with the pressure valve and configured to control the high-pressure pump and the low-pressure pump in response to signals from the pressure valve.
18. The high and low-pressure integrated air pump of claim 17 , wherein the signal which is sent from the signal switch to the control circuit directs the control circuit to deactivate the low-pressure pump and to activate the high-pressure pump.
19. A high and low-pressure integrated air pump, comprising:
a housing including an air inlet and an air outlet;
a high-pressure pump disposed within the housing in fluid communication with the air inlet and the air outlet;
a low-pressure pump disposed within the housing and in fluid communication with the air inlet and the air outlet;
a pressure valve disposed between the low-pressure pump and the air outlet; and
a control circuit in electrical communication with the pressure valve and configured to control the high-pressure pump and the low-pressure pump in response to signals from the pressure valve, wherein the high-pressure pump and the low-pressure pump both include at least one check valve, and wherein the pressure valve is disposed between the low-pressure pump and one of the at least one check valve of the low-pressure pump.
20. A high and low-pressure integrated air pump, comprising:
a housing including an air inlet and an air outlet;
a pressure sensor;
a high-pressure pump disposed within the housing, in fluid communication with the air inlet and in fluid communication with the air outlet via a first outlet passage; and
a low-pressure pump disposed within the housing, in fluid communication with the air inlet and in fluid communication with the air outlet via a second outlet passage, wherein the low-pressure pump is configured to automatically disengage and the high-pressure pump is configured to automatically engage in response to a detection of a common pressure threshold by the pressure sensor.
21. The high and low-pressure integrated air pump of claim 20 , wherein the low-pressure pump is disposed between the high-pressure pump and the air inlet.
22. The high and low-pressure integrated air pump of claim 20 , wherein the low-pressure pump is an impeller pump including a motor and an impeller.
23. The high and low-pressure integrated air pump of claim 20 , wherein the high-pressure pump and the low-pressure pump both include at least one check valve.
24. The high and low-pressure integrated air pump of claim 20 , wherein the high-pressure pump is a diaphragm pump including a motor and a diaphragm.
25. The high and low-pressure integrated air pump of claim 24 , wherein the motor reciprocates the diaphragm via a worm gear and a spur gear.
26. The high and low-pressure integrated air pump of claim 24 , wherein the motor reciprocates the diaphragm via a pair of toothed gears.
27. The high and low-pressure integrated air pump of claim 20 , further comprising a power supply operably connected to respective motors of the high-pressure pump and the low-pressure pump.
28. The high and low-pressure integrated air pump of claim 27 , wherein the power supply is a battery.
29. The high and low-pressure integrated air pump of claim 27 , wherein the power supply is a power outlet.