CN112032030A - Multi-outlet micropump for closed liquid bottle - Google Patents
Multi-outlet micropump for closed liquid bottle Download PDFInfo
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- CN112032030A CN112032030A CN202010979879.4A CN202010979879A CN112032030A CN 112032030 A CN112032030 A CN 112032030A CN 202010979879 A CN202010979879 A CN 202010979879A CN 112032030 A CN112032030 A CN 112032030A
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- liquid
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
- F04B43/04—Pumps having electric drive
- F04B43/043—Micropumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B43/00—Machines, pumps, or pumping installations having flexible working members
- F04B43/0009—Special features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/10—Valves; Arrangement of valves
- F04B53/109—Valves; Arrangement of valves inlet and outlet valve forming one unit
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
Abstract
The invention relates to the field of micropumps, and provides a micropump with multiple liquid outlets for a sealed liquid bottle, which is used for solving the problem that the micropump is difficult to pump liquid out of the sealed liquid bottle. The invention provides a micropump with multiple liquid outlets for a sealed liquid bottle, which comprises: the liquid-gas partition component is used for partitioning an air cavity and a liquid cavity in the micropump, the air cavity is communicated with the air inlet and the air outlet, and the liquid cavity is communicated with the liquid inlet and the liquid outlet; at least two liquid outlets are formed; the liquid outlet partition assembly is divided into at least two liquid outlet chambers in the liquid cavity, and one liquid outlet chamber is connected with the liquid outlet; a drive shaft that compresses and expands the air chamber and the fluid chamber. Liquid supply of the liquid outlets is relatively independent, and balanced liquid supply to the liquid outlets is realized; the active air supply mode is adopted, so that the difficulty of pumping liquid out of the sealed liquid bottle is effectively reduced; is particularly suitable for the balanced and continuous liquid discharge of mop products with a plurality of liquid outlets.
Description
Technical Field
The invention relates to the field of micropumps, in particular to a micropump with multiple liquid outlets for a sealed liquid bottle.
Background
The micro water pump in the prior art is generally a diaphragm pump; the upper cover is provided with a water inlet needle which is used for water inlet by injection molding of five gold needles, the side surface of the upper cover is also provided with a water outlet which penetrates through the upper cover, and a concave air distribution chamber is arranged in the pump around the water inlet and the water outlet; a partition area is arranged between the air distribution chamber and the water outlet for separating the air distribution chamber and the water outlet and is used for forming an independent cavity body by water inlet and water outlet; however, the micro-pump cannot smoothly pump out the liquid in the vacuum sealed container and has a siphon phenomenon after the liquid is discharged.
In the prior art, an anti-siphon micropump with an automatic air supply function is provided, and an air inlet needle and a water outlet needle of an upper cover are simultaneously connected with a sealed container through structural improvement, so that the air inlet needle and the water outlet needle are interacted. And the stop valve and the spring device which are communicated with the inside are additionally arranged in the valve plate, and the stop valve is supported by the self resistance of the spring, so that the stop valve structure arranged on the miniature water pump can stop the siphonage phenomenon and can circularly pump out the liquid in the container with the vacuum seal, but the air supply mode depends on the external air pressure as the air supply power, and the air supply capacity is limited.
The mop product in the foreign market adopts two liquid outlets when spraying water, which is a fixed example formed in the foreign market, and domestic manufacturers need to adopt more than two liquid outlets in order to meet the requirements of the foreign market. After one liquid outlet of the existing micropump with multiple liquid outlets is blocked, the flow is reduced, the flow of the other liquid outlet is increased greatly, and the liquid outlet is unbalanced.
Disclosure of Invention
The invention provides a micro pump with multiple liquid outlets for a sealed liquid bottle, which solves the technical problem that the micro pump is difficult to pump liquid from a vacuum bottle.
In order to solve the technical problems, the technical scheme provided by the invention is as follows:
a multiple-outlet micropump for closed liquid bottles, comprising:
the liquid-gas partition component is used for partitioning an air cavity and a liquid cavity in the micropump, the air cavity is communicated with the air inlet and the air outlet, and the liquid cavity is communicated with the liquid inlet and the liquid outlet; at least two liquid outlets are formed;
the liquid outlet partition piece is used for partitioning at least two liquid outlet chambers in the liquid cavity, and one liquid outlet chamber is connected with the liquid outlet;
a drive shaft that compresses and expands the air chamber and the fluid chamber.
The liquid cavity is separated from the air cavity, the air cavity is acted by a driving shaft through a power mechanism of the pump, active air supplement is carried out, an external power source is not utilized, an independent liquid outlet chamber is divided in the liquid cavity, and liquid supply is carried out on each liquid outlet independently.
The air cavity is compressed and expanded under the action of the driving shaft to supply air into the closed liquid bottle, so that the pressure in the liquid bottle is kept not too low, and the liquid can be pumped out; two independent liquid outlet chambers supply liquid for the liquid outlets, and one liquid outlet is blocked without influencing the other liquid outlet.
Preferably, the method further comprises the following steps:
the liquid inlet and outlet partition component divides the liquid cavity into a liquid inlet cavity and a liquid outlet cavity, the liquid inlet cavity is connected with the liquid inlet, and the liquid outlet cavity is communicated with the liquid outlet. The liquid inlet cavity is separated from the liquid outlet cavity, so that the liquid can be continuously conveyed.
Preferably, the method further comprises the following steps:
the pump cover is provided with the liquid inlet, the liquid outlet, the air inlet and the air outlet;
the diaphragm assembly comprises a diaphragm seat and a diaphragm piece, the diaphragm seat is connected with the pump cover, and at least two diaphragms are arranged in the diaphragm piece. The micro water pump mostly adopts the form of a diaphragm pump, the diaphragm pump is easy to form an air cavity and a liquid cavity, and the two diaphragms can form an independent air cavity and an independent liquid cavity.
Preferably, the liquid-gas partition assembly comprises:
the first liquid-gas partition is arranged in the pump cover and divides a first liquid cavity and a first gas cavity into the pump cover, the first liquid cavity is connected with the liquid inlet and the liquid outlet, and the first gas cavity is connected with the gas inlet and the gas outlet;
the second liquid-gas isolating piece is arranged in the diaphragm piece, the second liquid-gas isolating piece separates a second liquid cavity and a second gas cavity in the diaphragm piece, the second liquid cavity comprises at least one diaphragm, and the second gas cavity comprises at least one diaphragm; the second liquid cavity is communicated with the first liquid cavity, and the second air cavity is communicated with the first air cavity. Divide into first liquid chamber and second liquid chamber with the sap cavity, divide into first air cavity and second air cavity with the air cavity, convenient equipment supplies liquid or air feed simultaneously and can not influence the work of diaphragm.
Preferably, the liquid outlet partition assembly comprises:
the first liquid outlet partition is arranged in the pump cover and divides at least two first liquid outlet chambers in the pump cover; one first liquid outlet chamber is connected with the liquid outlet.
Preferably, the method further comprises the following steps:
the valve plate is connected with the pump cover, the valve plate is connected with the diaphragm seat, and a liquid hole and an air hole are formed in the valve plate. Set up the valve plate between diaphragm seat and pump cover, can improve the stability of pump, provide the condition for further optimizing the structure of pump.
Preferably, the liquid inlet and outlet partition assembly comprises:
the first liquid inlet and outlet partition is arranged in the pump cover and divides a first liquid inlet cavity and a first liquid outlet cavity in the pump cover; the first liquid inlet cavity is connected with the liquid inlet, and the first liquid outlet cavity is connected with the liquid outlet;
the third liquid inlet and outlet partition piece is arranged on the valve plate and is used for partitioning a third liquid inlet cavity and a third liquid outlet cavity in the valve plate, the third liquid inlet cavity is communicated with the first liquid inlet cavity, and the third liquid outlet cavity is communicated with the first liquid outlet cavity. The valve plate and the pump cover form a liquid inlet cavity and a liquid outlet cavity, and liquid enters the liquid inlet cavity from the liquid inlet and then enters the diaphragm to finish liquid suction; and the liquid enters the liquid outlet cavity from the diaphragm, and then the liquid outlet is discharged from the liquid outlet cavity to finish liquid outlet.
Preferably, the valve plate is connected with a flow stopping mechanism, and the flow stopping mechanism comprises but is not limited to one or more of an umbrella-shaped T and a sealing gasket.
Preferably, the sealing gasket comprises:
the liquid hole is arranged on the substrate;
the sealing valve plate is rotatably connected with the through hole, the thickness of the sealing valve plate is smaller than that of the substrate, at least one of the upper surface of the sealing valve plate is flush with the upper surface of the substrate, and at least one of the lower surface of the sealing valve plate is flush with the lower surface of the substrate.
Preferably, the liquid-gas partition assembly comprises:
and the third liquid-gas partition piece is arranged on the valve plate and divides a third liquid cavity and a third gas cavity in the valve plate.
Preferably, the liquid outlet partition assembly comprises:
the third liquid outlet partition piece is arranged in the valve plate and is used for partitioning at least two third liquid outlet chambers on the valve plate, and one third liquid outlet chamber is a part of one liquid outlet chamber in the liquid cavity.
Preferably, a one-way valve is arranged in the liquid cavity or/and the gas cavity, and the one-way valve comprises:
the elastic body is arranged at one or more of the liquid inlet, the liquid outlet, the air inlet and the air outlet. In the application scene of the pump, the liquid bottle is arranged above, the density of the liquid in the liquid bottle is higher, the liquid can easily flow out from the liquid bottle slowly without a one-way valve, so that the waste of the liquid is caused, the siphon is easily caused, and the elastic one-way valve can provide a stronger flow stopping effect and effectively prevent the siphon.
Compared with the prior art, the invention has the beneficial effects that: liquid supply of the liquid outlets is relatively independent, even if blockage occurs, the deformation of the diaphragm is driven by the motor, the influence of the blockage is small, and the flow of the liquid outlet which is not blocked cannot be increased; the flow at the blocked liquid outlet is reduced but the pressure is increased, and the liquid with larger pressure can possibly flush the blockage, thereby realizing the balanced liquid supply to a plurality of liquid outlets. The structure of the pump is utilized to actively supplement air, the air supplement and the liquid conveying are almost synchronously carried out, the air can be continuously supplemented into the liquid bottle, the stable conveying of the liquid is ensured, and particularly the liquid can be stably and continuously pumped out from the vacuum bottle.
The mop liquid outlet device is particularly suitable for the mop products with multiple liquid outlets to uniformly and continuously discharge liquid, and prevents the liquid outlets from being blocked to a certain extent.
Drawings
Fig. 1 is a schematic view of a micropump with multiple liquid outlets for sealing a liquid bottle.
Fig. 2 is an exploded view of a multiple outlet micropump for sealing liquid bottles.
Fig. 3 is a schematic view of a pump cap of a multi-outlet micropump for sealing a liquid bottle.
Fig. 4 is a schematic view of a valve plate of a micro pump with multiple liquid outlets for sealing a liquid bottle.
Fig. 5 is a schematic diagram of a gasket for a multi-outlet micro-pump for sealing a liquid bottle.
Fig. 6 is a schematic view of a diaphragm gasket for a multi-outlet micro-pump for a sealed liquid bottle.
Fig. 7 is a schematic view of a diaphragm of a micropump with multiple liquid outlets for sealing a liquid bottle.
FIGS. 8 to 12 are schematic views showing the installation of a check valve in a micropump with multiple liquid outlets for sealing liquid bottles.
FIG. 13 is a schematic view of an umbrella-shaped cap for a multi-outlet micro-pump for a sealed liquid bottle.
Detailed Description
The following examples are further illustrative of the present invention and are not intended to be limiting thereof.
A multiple outlet micropump for closed liquid bottles, comprising, in some embodiments of the present application:
the liquid-gas partition component divides a gas cavity and a liquid cavity in the micro pump, the gas cavity is communicated with a gas inlet 104 and a gas outlet 103, and the liquid cavity is communicated with a liquid inlet 101 and a liquid outlet 102; at least two of the liquid outlets 102;
a liquid outlet partition, which divides the liquid cavity into at least two liquid outlet chambers, wherein one liquid outlet chamber is connected with the liquid outlet 102;
a drive shaft 61, said drive shaft 61 causing said air chamber and said fluid chamber to compress and return.
The liquid cavity is separated from the air cavity, the air cavity is acted by a power mechanism of the pump, namely the driving shaft 61, active air supplement is carried out, an external power source is not utilized, an independent liquid outlet chamber is divided in the liquid cavity, and liquid is supplied to each liquid outlet 102 independently.
The air cavity is compressed and expanded under the action of the driving shaft 61, air is supplied to the closed liquid bottle, the pressure in the liquid bottle is kept not to be too low, and liquid can be pumped out; two independent liquid outlet chambers supply liquid for the liquid outlets, and one liquid outlet is blocked without influencing the other liquid outlet.
In some embodiments of the present application, further comprising:
the liquid inlet and outlet partition component divides the liquid cavity into a liquid inlet cavity and a liquid outlet cavity, the liquid inlet cavity is connected with the liquid inlet 101, and the liquid outlet cavity is communicated with the liquid outlet 102.
The liquid inlet cavity is separated from the liquid outlet cavity, so that the liquid can be continuously conveyed.
In some embodiments of the present application, further comprising:
the pump cover 1 is provided with the liquid inlet 101, the liquid outlet 102, the air inlet 104 and the air outlet 103;
the diaphragm assembly comprises a diaphragm seat 32 and a diaphragm piece 31, the diaphragm seat 32 is connected with the pump cover 1, and at least two diaphragms are arranged in the diaphragm piece 31.
The micro water pump mostly adopts the form of a diaphragm pump, the diaphragm pump is easy to form an air cavity and a liquid cavity, and the two diaphragms can form an independent air cavity and an independent liquid cavity.
In some embodiments of the present application, as shown in fig. 3 and 7, the liquid-gas partition assembly comprises:
the first liquid-gas partition 15 is arranged in the pump cover 1, the first liquid-gas partition 15 partitions a first liquid cavity and a first gas cavity in the pump cover 1, the first liquid cavity is connected with the liquid inlet 101 and the liquid outlet 102, and the first gas cavity is connected with the gas inlet 104 and the gas outlet 103;
the second liquid-gas isolating piece 35 is arranged in the diaphragm piece 31, the second liquid-gas isolating piece 35 separates a second liquid cavity and a second gas cavity 303 in the diaphragm piece 31, the second liquid cavity comprises at least one diaphragm, and the second gas cavity 303 comprises at least one diaphragm; the second liquid cavity is communicated with the first liquid cavity, and the second air cavity 303 is communicated with the first air cavity.
Divide into first liquid chamber and second liquid chamber with the liquid chamber, divide into first air cavity and second air cavity 303 with the air cavity, convenient equipment supplies liquid or air feed simultaneously and can not influence the work of diaphragm.
In some embodiments of the present application, as shown in fig. 3, the liquid outlet partition assembly includes:
the first liquid outlet partition 18 is arranged in the pump cover 1, and the first liquid outlet partition 18 partitions at least two first liquid outlet chambers 12 in the pump cover 1; one of said first outlet chambers 12 is connected to one of said outlet openings 102.
Further, in some embodiments of the present application, the second liquid chamber includes at least two second liquid chambers, one of the second liquid chambers 1 is connected to the first liquid outlet chamber 121, and the second liquid chamber 1 is composed of at least one diaphragm.
In some embodiments of the present application, as shown in fig. 4, further comprising:
and the valve plate 2 is connected with the pump cover 1, and the valve plate 2 is connected with the diaphragm seat 32.
The valve plate 2 is arranged between the diaphragm seat 32 and the pump cover 1, so that the stability of the pump can be improved, and conditions are provided for further optimizing the structure of the pump.
In some embodiments of the present application, the liquid inlet and outlet partition assembly comprises:
the pump cover comprises a first liquid inlet and outlet partition 17, wherein the first liquid inlet and outlet partition 17 is arranged in the pump cover 1, and the first liquid inlet and outlet partition 17 partitions a first liquid inlet cavity 11 and a first liquid outlet cavity 12 in the pump cover 1; the first liquid inlet cavity 11 is connected with the liquid inlet 101, and the first liquid outlet cavity 12 is connected with the liquid outlet 102;
third liquid inlet and outlet partition 27, third liquid inlet and outlet partition 27 is arranged on valve plate 2, third liquid inlet and outlet partition 27 is in valve plate 2 is separated into third liquid inlet cavity 21 and third liquid outlet cavity 22, third liquid inlet cavity 21 is communicated with first liquid inlet cavity 11, and third liquid outlet cavity 22 is communicated with first liquid outlet cavity 12.
The valve plate 2 and the pump cover 1 form a liquid inlet cavity and a liquid outlet cavity, liquid enters the liquid inlet cavity from the liquid inlet 101 and then enters the diaphragm to finish liquid suction; enters the liquid outlet cavity from the diaphragm and then discharges the liquid outlet 102 from the liquid outlet cavity to finish liquid outlet.
Further, in some embodiments of the present application, the first liquid outlet chamber 12, the third liquid outlet chamber 22, and the second liquid chamber 20 are communicated, and the first liquid inlet chamber 11, the third liquid inlet chamber 21, and the second liquid chamber 303 are communicated.
The driving shaft 61 drives the diaphragm to compress and expand, negative pressure is formed in the second liquid cavity, and liquid enters the first liquid inlet cavity 11 from the liquid inlet 101, then enters the third liquid inlet cavity 21 and finally enters the second liquid cavity to finish liquid suction; the driving shaft 61 continues to drive the diaphragm to compress and expand, the second liquid chamber compresses, liquid enters the third liquid outlet chamber 22 from the second liquid chamber, enters the first liquid outlet chamber 12 from the third liquid outlet chamber 22, and is finally discharged from the liquid outlet 102, and liquid outlet is completed.
In some embodiments of the present application, the liquid-gas partition assembly comprises:
and the third liquid-gas isolating piece 25 is arranged on the valve plate 2, and the third liquid-gas isolating piece 25 separates a third liquid cavity and a third gas cavity in the valve plate 2.
In some embodiments of the present application, further comprising:
and the air inlet and outlet partition component partitions an air inlet cavity and an air outlet cavity in the air cavity.
In some embodiments of the present application, the air access blocking assembly comprises:
the first air inlet and outlet partition 16 is arranged in the pump cover 1, and the first air inlet and outlet partition 16 partitions a first air inlet cavity 14 and a first air outlet cavity 13 in the pump cover 1; the first air inlet cavity 14 is connected with the air inlet 104, and the first air outlet cavity 13 is connected with the air outlet 103;
the third air inlet and outlet partition 26 is arranged on the valve plate 2, the third air inlet and outlet partition 26 divides the valve plate 2 into a third air inlet cavity 24 and a third air outlet cavity 23, the third air inlet cavity 24 is communicated with the first air inlet cavity 14, and the third air outlet cavity 23 is communicated with the first air outlet cavity.
Further, in some embodiments of the present application, the first outlet cavity 13, the third outlet cavity 23, and the second air cavity 303 are communicated, and the first inlet cavity 14, the third inlet cavity 24, and the second air cavity 303 are communicated.
The driving shaft 61 drives the diaphragm to compress and expand, negative pressure is formed in the second air cavity 303, and air enters the first air inlet cavity 14 from the air inlet 104, then enters the third air inlet cavity 24 and finally enters the second air cavity 303 to finish air suction; the driving shaft 61 continues to drive the diaphragm to compress and expand, the second air cavity 303 compresses, air enters the third air outlet cavity 23 from the second air cavity 303, then enters the first air outlet cavity 13 from the third air outlet cavity 23, and finally is discharged from the air outlet 103, so that air outlet is completed.
In some embodiments of the present application, the liquid outlet partition assembly comprises:
the third liquid outlet partition 28 is arranged in the valve plate 2, the third liquid outlet partition 28 partitions at least two third liquid outlet chambers on the valve plate 2, and one third liquid outlet chamber is a part of one liquid outlet chamber in the liquid cavity.
Further, in some embodiments of the present application, one of said third effluent chambers is in communication with one of said first effluent chambers.
Further, in some embodiments of the present application, one of the second liquid chambers is in communication with the third liquid outlet chamber, one of the third liquid outlet chambers is in communication with the first liquid outlet chamber, and one of the first liquid outlet chambers is in communication with the liquid outlet 102.
The driving shaft 61 drives the diaphragm to compress and expand, negative pressure is formed in the second liquid cavity, and liquid enters the first liquid inlet cavity 11 from the liquid inlet 101, then enters the third liquid inlet cavity 21 and finally enters the second liquid cavity to finish liquid suction; the driving shaft 61 continues to drive the diaphragm to compress and expand, the second liquid chamber is compressed and comprises at least two second liquid chambers, each second liquid chamber at least comprises one diaphragm, liquid enters one third liquid outlet chamber from one second liquid chamber, then enters one first liquid outlet chamber from one third liquid outlet chamber, and finally is discharged from the liquid outlet, and multiple liquid outlets are completed.
In some embodiments of the present application, the one-way valve comprises:
the check valves are arranged at one or more of the liquid inlet 101, the liquid outlet 102, the gas inlet 104 and the gas outlet 103.
In some embodiments of the present application, a one-way valve is disposed in the liquid chamber or/and the gas chamber, the one-way valve comprising:
the elastic body is arranged at one or more of the liquid inlet 101, the liquid outlet 102, the gas inlet 104 and the gas outlet 103.
In the application scene of the pump, the liquid bottle is arranged above, the density of the liquid in the liquid bottle is higher, the liquid can easily flow out from the liquid bottle slowly without a one-way valve, so that the waste of the liquid is caused, the siphon is easily caused, and the elastic one-way valve can provide a stronger flow stopping effect and effectively prevent the siphon.
In some embodiments of the present application, the one-way valve comprises:
a stop fluid disposed at one or more of the liquid inlet 101, the liquid outlet 102, the gas inlet 104, and the gas outlet 103.
In some embodiments of the present application, the one-way valve comprises:
the elastic body is a spring 822, and the spring 822 is connected with the top inside the pump cover 1;
a first fluid stop 812, the fluid stop 812 comprising a lower protrusion 8121 and a connector 8122, the connector 8122 being connected to the spring 82;
the second stop fluid 832 is in a cap shape, the second stop fluid 832 is connected with the liquid outlet hole 202 or the air outlet hole 203 on the valve plate 2, the top of the second stop fluid 832 is provided with a limit hole, and the limit hole is connected with the downward protrusion body 8121.
In some embodiments of the present application, a one-way valve is provided in the first outlet chamber 13, as shown in figure 8.
In some embodiments of the application, as shown in fig. 9, the one-way valves are arranged in the two first exit chambers 121 and 122.
In some embodiments of the present application, the one-way valve comprises:
the elastic body is a spring 82;
a third fluid stop body 83, wherein the third fluid stop body 83 comprises an upper protruding body 8301 and a connecting body 8302, the connecting body 8302 is connected with the upper protruding body 8301, the connecting body 8302 is connected with the valve plate 2, and a through hole 803 is formed in the third fluid stop body 83;
the fourth stop fluid 81 is connected with the spring 82, the fourth stop fluid 81 is connected with the liquid inlet 101, a through hole 801 is formed in the fourth stop fluid 81, and the through hole 801 is arranged in a staggered mode with the liquid inlet 101 or the gas outlet 103.
Further, in some embodiments of the present application, a filter screen 84 is disposed at the connection position of the valve plate 2 and the one-way valve.
In some embodiments of the present application, as shown in fig. 9 or 11, the check valve includes:
an elastic body which is a spring 821;
the fifth stop fluid 811 comprises an upper protrusion 8111 and a connector 8112, the connector 8112 is connected with the upper protrusion 8111, the connector 8112 is connected with the spring 821, and the upper protrusion is connected with the liquid inlet 101 or the gas outlet 103. In fig. 9 and 11, a fifth stop 811 is located within the inlet.
Further, in some embodiments of the present application, as shown in fig. 9, the check valve further comprises:
the seventh stop fluid 831 includes an upper protruding body 8311 and a connecting body 8312, the connecting body 8312 is connected to the upper protruding body 8311, the connecting body 8312 is connected to the valve plate 2, and a through hole 8313 is disposed on the seventh stop fluid 831.
In some embodiments of the present application, the one-way valve comprises:
the elastic body is an elastic duckbill valve, the elastic duckbill valve comprises a conical part 815 and a connecting part 825, the conical part 815 is connected with the liquid inlet 101 or the liquid hole on the valve plate 2, and the connecting part 825 is connected with the diaphragm seat 32, the valve plate 2 or the pump cover 1.
In some embodiments of the present application, the one-way valve comprises:
the elastic body is an elastic ball 816, and the elastic ball 816 is disposed at one or more of the liquid inlet 101, the liquid outlet 102, the gas inlet 104, and the gas outlet 103.
In some embodiments of the present application, the one-way valve comprises:
the elastic body is an elastic cover 71, the elastic cover 71 is connected with the pump cover 1, and a through hole 701 is formed in the center of the elastic cover 71;
the sixth check fluid 72 is hollow 703 in the sixth check fluid 72, a plug 702 is arranged in the sixth check fluid 72, the plug 702 is detachably connected with the through hole 701, and the sixth check fluid 72 is fixedly connected with the pump cover 1; when the pump does not work, the plug 702 plugs the vent hole 701, and liquid in the liquid bottle cannot enter the first air outlet chamber; when the pump exhausts, the gas enters the sixth stop body 72 of the hollow 703, the elastic cover 71 is jacked up, the plug 702 is separated from the vent hole 701, and the gas enters the gas outlet 103 from the vent hole 701.
A one-way valve of this type is preferably disposed within outlet 103.
In some embodiments of the present application, the valve plate 2 is connected to a flow stopping mechanism, which comprises.
The flow stopping mechanism is not necessary, and is arranged to make the liquid and the gas enter and exit more smoothly.
In some embodiments of the present application, the flow stopping mechanism includes, but is not limited to, one or more of the umbrella-shaped nut 2101 and the sealing gasket 210.
In some embodiments of the present application, as shown in fig. 9 or fig. 12, the umbrella-shaped nuts 21011 and 21012 are respectively connected to the liquid outlet holes 2011 and 2012 of the valve plate.
In some embodiments of the present application, the gasket seal 210 comprises:
the liquid hole is arranged on the substrate;
the sealing valve plate is rotatably connected with the through hole, the thickness of the sealing valve plate is smaller than that of the substrate, at least one of the upper surface of the sealing valve plate is flush with the upper surface of the substrate, and at least one of the lower surface of the sealing valve plate is flush with the lower surface of the substrate.
In some embodiments of the present application, further comprising:
the diaphragm gasket 33, the diaphragm gasket 33 is connected with the diaphragm member 31, the diaphragm gasket 33 is connected with the sealing gasket 210, and the diaphragm gasket 33 is provided with a liquid inlet and outlet diversion hole and an air inlet and outlet diversion hole.
In some embodiments of the present application, further comprising:
a swing frame 41, the swing frame 41 being connected to the diaphragm member 31;
a pin connected to the swing frame 41;
the eccentric wheel 42 is connected with the pin, and the eccentric wheel 42 is connected with the rotating shaft of the motor 62.
In some embodiments of the present application, the micro pump further comprises a pump base 5, the pump base 5 is connected to the diaphragm base 32, and the diaphragm member 31 is disposed in whole or in part in a cavity formed by the diaphragm base 32 and the pump base 5.
Specifically, in one particular embodiment of the present application,
a multiple-outlet micropump for closed liquid bottles, comprising:
the pump cover 1 is provided with the liquid inlet 101, the liquid outlet 102, the air inlet 104 and the air outlet 103;
the valve plate 2 is connected with the pump cover 1, and the valve plate 2 is connected with the diaphragm seat 32; the valve plate 2 is provided with a liquid hole and an air hole;
the diaphragm assembly comprises a diaphragm seat 32 and a diaphragm piece 31, the diaphragm seat 32 is connected with the pump cover 1, and 3 diaphragms are arranged in the diaphragm piece 31; the diaphragm is a leather cup;
liquid gas cuts off the subassembly, liquid gas cuts off the subassembly and includes:
the first liquid-gas partition 15 is arranged in the pump cover 1, the first liquid-gas partition 15 partitions a first liquid cavity and a first gas cavity in the pump cover 1, the first liquid cavity is connected with the liquid inlet 101 and the liquid outlet 102, and the first gas cavity is connected with the gas inlet 104 and the gas outlet 103;
the second liquid-gas isolating piece is arranged in the diaphragm piece 31 and separates a second liquid cavity 30 and a second gas cavity 303 in the diaphragm piece 31; the second liquid cavity is communicated with the first liquid cavity, and the second air cavity 303 is communicated with the first air cavity; the second liquid chamber 30 includes two second liquid chambers 1 and 302; the second liquid chambers 1 and 302 respectively consist of a cup 311 and a cup 312, and the second air chamber consists of a cup 313;
a third liquid-gas barrier 25, the third liquid-gas barrier 25 being disposed on the valve plate 2, the third liquid-gas barrier 25 separating a third liquid chamber and a third gas chamber in the valve plate 2;
business turn over liquid and cut off the subassembly, business turn over liquid cuts off the subassembly and includes:
the pump cover comprises a first liquid inlet and outlet partition 17, wherein the first liquid inlet and outlet partition 17 is arranged in the pump cover 1, and the first liquid inlet and outlet partition 17 partitions a first liquid inlet cavity 11 and a first liquid outlet cavity 12 in a first liquid cavity in the pump cover 1; the first liquid inlet cavity 11 is connected with the liquid inlet 101, and the first liquid outlet cavity 12 is connected with the liquid outlet 102;
a third liquid inlet and outlet partition 27, wherein the third liquid inlet and outlet partition 27 is arranged on the valve plate 2, the third liquid inlet and outlet partition 27 partitions a third liquid inlet cavity 21 and a third liquid outlet cavity 22 in a third liquid cavity in the valve plate 2, the third liquid inlet cavity 21 is communicated with the first liquid inlet cavity 11, and the third liquid outlet cavity 22 is communicated with the first liquid outlet cavity 12; a liquid outlet hole 202 is formed in the third liquid outlet cavity 22, and a liquid inlet hole 201 is formed in the third liquid inlet cavity 21;
an air in and out blocking assembly, the air in and out blocking assembly comprising:
the first air inlet and outlet partition 16 is arranged in the pump cover 1, and the first air inlet and outlet partition 16 divides a first air inlet cavity 14 and a first air outlet cavity 13 in a first air cavity in the pump cover 1; the first air inlet cavity 14 is connected with the air inlet 104, and the first air outlet cavity 13 is connected with the air outlet 103;
the third air inlet and outlet partition 26 is arranged on the valve plate 2, the third air inlet and outlet partition 26 partitions a third air inlet cavity 24 and a third air outlet cavity 23 in a third air cavity in the valve plate 2, the third air inlet cavity 24 is communicated with the first air inlet cavity 14, and the third air outlet cavity 23 is communicated with the first air outlet cavity 13. An air inlet 204 is arranged in the third air inlet cavity 24, and an air outlet 203 is arranged in the third air outlet cavity 23;
the first air outlet cavity 13, the third air outlet cavity 23 and the second air cavity 303 are communicated, and the first air inlet cavity 14, the third air inlet cavity 24 and the second air cavity 303 are communicated.
Go out liquid and separate disconnected piece, it includes to go out liquid and separate the piece:
the first liquid outlet partition 18 is arranged in the pump cover 1, and the first liquid outlet partition 18 partitions two first liquid outlet chambers 121 and 122 in a first liquid outlet cavity 12 in the pump cover 1;
a third liquid outlet partition 28, wherein the third liquid outlet partition 28 is arranged in the valve plate 2, and the third liquid outlet partition 28 partitions two third liquid outlet chambers 221 and 222 in a third liquid outlet cavity 22 on the valve plate 2;
one second liquid chamber 1 is communicated with the third liquid outlet chamber 221, one third liquid outlet chamber 221 is communicated with the first liquid outlet chamber 121, and one first liquid outlet chamber 121 is communicated with a liquid outlet 1021; one second liquid chamber 2 communicates with the third liquid outlet chamber 222, one third liquid outlet chamber 222 communicates with the first liquid outlet chamber 122, and one first liquid outlet chamber 122 communicates with a liquid outlet 1022.
A drive shaft 61, said drive shaft 61 causing said air chamber and said fluid chamber to compress and return.
Be provided with the check valve for liquid in the first feed liquor chamber 11, the check valve for liquid includes:
the elastic body is a spring 82;
a third check fluid 83, wherein the third check fluid 83 includes an upper protruding body 8301 and a connecting body 8302, the connecting body 8302 is connected with the upper protruding body 8301, the connecting body 8302 is connected with the valve mounting seat 29 on the valve plate 2, and a through hole 803 is formed in the third check fluid 83;
the fourth stop fluid 81 is connected with the spring 82, the fourth stop fluid 81 is connected with the liquid inlet 101, a through hole 801 is formed in the fourth stop fluid 81, and the through hole 801 and the liquid inlet 101 are arranged in a staggered mode; a filter screen 84 is arranged at the joint of the valve mounting seat 29 on the valve plate 2 and the connecting body 8302.
A one-way valve for air is arranged in the first air outlet cavity 13; the pneumatic check valve includes:
the elastic body is an elastic cover 71, the elastic cover 71 is connected with the pump cover 1, and a vent hole 701 is formed in the center of the elastic cover 71;
the sixth check fluid 72 is hollow 703 in the sixth check fluid 72, a plug 702 is arranged in the sixth check fluid 72, the plug 702 is detachably connected with the vent hole 701, and the sixth check fluid 72 is fixedly connected with the pump cover 1; when the pump does not work, the plug 702 plugs the vent hole 701, and liquid in the liquid bottle cannot enter the first air outlet chamber; when the pump exhausts, the gas enters the sixth stop body 72 of the hollow 703, the elastic cover 71 is jacked up, the plug 702 is separated from the vent hole 701, and the gas enters the gas outlet 103 from the vent hole 701.
The valve plate 2 is connected to a flow stopping mechanism, the flow stopping mechanism is a sealing gasket, and the sealing gasket 210 includes:
a substrate provided with a through hole 2100 corresponding to the liquid hole;
the number of the sealing valve plates is 6, namely, a liquid inlet sealing valve plate 2111 and a liquid outlet sealing valve plate 2122, a gas inlet sealing valve plate 2104 and a gas outlet sealing valve plate 2103; the sealing valve plate with the through-hole 2100 is rotationally connected, the thickness of sealing valve plate 210 is less than the thickness of base plate, the upper surfaces of feed liquor sealing valve plate 2111 and 2112, inlet air sealing valve plate 2104 with the upper surface parallel and level of base plate and with the feed liquor connection, the lower surfaces of outlet liquid sealing valve plate 2121 and 2122, outlet air sealing valve plate 2103 with the lower surface parallel and level of base plate. The liquid inlet sealing valve plates 2111 and 2112 are respectively attached to liquid inlet holes 2011 and 2012 on the valve plate 2, and the air inlet sealing valve plate 2104 is attached to the air inlet hole 204 of the valve plate 2;
A swing frame 41, the swing frame 41 being connected to the diaphragm member 31;
a pin connected to the swing frame 41;
the eccentric wheel 42 is connected with the pin, and the eccentric wheel 42 is connected with the rotating shaft of the motor 62.
The pump seat 5, the pump seat 5 with diaphragm seat 32 is connected, diaphragm 31 is whole or partial to be set up diaphragm seat 32 with the cavity that pump seat 5 formed.
A motor 62, wherein the motor 62 drives the driving shaft 61 to rotate.
The above detailed description is specific to possible embodiments of the present invention, and the above embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention should be included in the present claims.
Claims (10)
1. A many liquid outlet micropumps for airtight liquid bottle, its characterized in that includes:
the liquid-gas partition component is used for partitioning an air cavity and a liquid cavity in the micropump, the air cavity is communicated with the air inlet and the air outlet, and the liquid cavity is communicated with the liquid inlet and the liquid outlet; at least two liquid outlets are formed;
the liquid outlet partition assembly is divided into at least two liquid outlet chambers in the liquid cavity, and one liquid outlet chamber is connected with the liquid outlet;
a drive shaft that compresses and expands the air chamber and the fluid chamber.
2. The micro pump with multiple liquid outlets for use in closed liquid bottles of claim 1, further comprising:
the liquid inlet and outlet partition component is arranged in the liquid cavity and divides the liquid cavity into a liquid inlet cavity and a liquid outlet cavity, the liquid inlet cavity is connected with the liquid inlet, and the liquid outlet cavity is communicated with the liquid outlet.
3. The micro pump with multiple liquid outlets for use in closed liquid bottles of claim 2, further comprising:
the pump cover is provided with the liquid inlet, the liquid outlet, the air inlet and the air outlet;
the diaphragm assembly comprises a diaphragm seat and a diaphragm piece, the diaphragm seat is connected with the pump cover, and at least two diaphragms are arranged in the diaphragm piece.
4. The micropump for sealing liquid bottles of claim 3, wherein said liquid-gas separation assembly comprises:
the first liquid-gas partition is arranged in the pump cover and divides a first liquid cavity and a first gas cavity into the pump cover, the first liquid cavity is connected with the liquid inlet and the liquid outlet, and the first gas cavity is connected with the gas inlet and the gas outlet;
the second liquid-gas isolating piece is arranged in the diaphragm piece, the second liquid-gas isolating piece separates a second liquid cavity and a second gas cavity in the diaphragm piece, the second liquid cavity comprises at least one diaphragm, and the second gas cavity comprises at least one diaphragm; the second liquid cavity is communicated with the first liquid cavity, and the second air cavity is communicated with the first air cavity.
5. The micropump for sealing liquid bottles of claim 3, wherein said liquid outlet partition assembly comprises:
the first liquid outlet partition is arranged in the pump cover and divides at least two first liquid outlet chambers in the pump cover; one first liquid outlet chamber is connected with the liquid outlet.
6. The micro pump with multiple liquid outlets for use in closed liquid bottles of claim 3, further comprising:
the valve plate is connected with the pump cover, the valve plate is connected with the diaphragm seat, and a liquid hole and an air hole are formed in the valve plate.
7. The micropump for sealing liquid bottles of claim 6, wherein said liquid inlet and outlet partition assembly comprises:
the first liquid inlet and outlet partition is arranged in the pump cover and divides a first liquid inlet cavity and a first liquid outlet cavity in the pump cover; the first liquid inlet cavity is connected with the liquid inlet, and the first liquid outlet cavity is connected with the liquid outlet;
the third liquid inlet and outlet partition piece is arranged on the valve plate and is used for partitioning a third liquid inlet cavity and a third liquid outlet cavity in the valve plate, the third liquid inlet cavity is communicated with the first liquid inlet cavity, and the third liquid outlet cavity is communicated with the first liquid outlet cavity.
8. The micropump with multiple liquid outlets for the sealed liquid bottle as claimed in claim 6, wherein the valve plate is connected with a flow stopping mechanism, and the flow stopping mechanism includes but is not limited to one or more of an umbrella-shaped T and a sealing gasket.
9. The micropump of claim 8, wherein said sealing gasket comprises:
the liquid hole is arranged on the substrate;
the sealing valve plate is rotatably connected with the through hole, the thickness of the sealing valve plate is smaller than that of the substrate, at least one of the upper surface of the sealing valve plate is flush with the upper surface of the substrate, and at least one of the lower surface of the sealing valve plate is flush with the lower surface of the substrate.
10. The micropump for sealing liquid bottles of any one of claims 1 to 9, wherein a one-way valve is arranged in the liquid cavity or/and the gas cavity, and the one-way valve comprises:
the elastic body is arranged at one or more of the liquid inlet, the liquid outlet, the air inlet and the air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2020/117440 WO2022056945A1 (en) | 2020-09-17 | 2020-09-24 | Micro pump having multiple liquid outlets for use in sealed liquid bottle |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020201072968 | 2020-01-17 | ||
| CN202020107296 | 2020-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112032030A true CN112032030A (en) | 2020-12-04 |
Family
ID=73590085
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010979879.4A Pending CN112032030A (en) | 2020-01-17 | 2020-09-17 | Multi-outlet micropump for closed liquid bottle |
| CN202022041412.3U Active CN214145867U (en) | 2020-01-17 | 2020-09-17 | Micropump with multiple liquid outlets |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022041412.3U Active CN214145867U (en) | 2020-01-17 | 2020-09-17 | Micropump with multiple liquid outlets |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN112032030A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087172A (en) * | 2021-11-25 | 2022-02-25 | 上海邦雅生物科技有限公司 | Flow dividing and gathering head and water pump |
-
2020
- 2020-09-17 CN CN202010979879.4A patent/CN112032030A/en active Pending
- 2020-09-17 CN CN202022041412.3U patent/CN214145867U/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN214145867U (en) | 2021-09-07 |
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