CN211777930U - Non-return miniature water pump - Google Patents
Non-return miniature water pump Download PDFInfo
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- CN211777930U CN211777930U CN201922227151.1U CN201922227151U CN211777930U CN 211777930 U CN211777930 U CN 211777930U CN 201922227151 U CN201922227151 U CN 201922227151U CN 211777930 U CN211777930 U CN 211777930U
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Abstract
The utility model discloses a non-return micro water pump, which comprises an upper cover, a pump main body, a non-return valve and a return spring, wherein the upper cover is internally provided with a water inlet and a water outlet; the pump main body is provided with a water outlet channel and a water inlet channel, the water inlet channel is communicated with the water inlet, and the water outlet channel is communicated with the water gap; the check valve is arranged on the water outlet channel; the return spring is arranged between the check valve and the upper cover. The return spring is arranged between the check valve and the upper cover. The check valve is arranged on the water outlet channel, and when the check flow micro water pump stops pumping water, the reset spring can plug the port on the water outlet channel through the check valve, so that the water leakage phenomenon is avoided.
Description
Technical Field
The utility model relates to the technical field of pumps, especially, relate to a miniature water pump of non return flow.
Background
Micro water pumps are widely used in small household appliances, medical equipment, detection instruments and other occasions, and a water pump, a machine for increasing the pressure of liquid or gas to make the liquid or gas flow, is a device for moving liquid, gas or special fluid medium.
The water outlet of the existing micro water pump is not completely blocked. When the micro water pump stops pumping water, water inside the pump host can flow out through the water outlet under the action of the water inlet pressure of the water inlet pipe, and therefore the water leakage phenomenon of the micro water pump occurs.
SUMMERY OF THE UTILITY MODEL
The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the utility model discloses an aim at provides a non return miniature water pump.
In order to achieve the above object, according to the utility model discloses a miniature water pump of non return flow, miniature water pump of non return flow includes:
the upper cover is internally provided with a water inlet and a water outlet;
the pump body is provided with a water outlet channel and a water inlet channel, the water inlet channel is communicated with the water inlet, and the water outlet channel is communicated with the water gap;
the check valve is arranged on the water outlet channel;
and the return spring is arranged between the check valve and the upper cover.
Further, according to the utility model discloses an embodiment, be equipped with first valve plate in the pump main part, be equipped with first valve plate on the first valve plate and lead to the groove, first valve plate lead to the groove with go out the water passageway intercommunication, the only flow valve sets up first valve plate leads to the inslot.
Further, according to the utility model discloses an embodiment, first valve plate with constitute first seal chamber and second seal chamber between the upper cover respectively, first seal chamber with water inlet channel intercommunication, the second seal chamber with water outlet channel intercommunication.
Further, according to an embodiment of the present invention, the pump main body further includes a first sealing gasket disposed between the first valve plate and the upper cover.
Further, according to an embodiment of the present invention, the pump body further includes:
a second valve plate connected with the first valve plate;
a cylinder connected with the second valve plate;
the leather cup is arranged in the cylinder body and is communicated with the first sealing cavity and the second sealing cavity through the second valve plate and the first valve plate;
and the transmission mechanism is arranged below the leather cup and is connected with the leather cup.
Further, according to an embodiment of the present invention, the transmission mechanism includes:
the swinging frame is arranged below the cylinder body, and the bottom of the leather cup is arranged in the swinging frame;
the eccentric wheel is provided with an eccentric groove, and one end of a swinging shaft of the swinging frame is installed in the eccentric groove;
the main shell is connected with the cylinder body, and the eccentric wheel is arranged in the main shell;
the motor is arranged below the main shell, and a rotating shaft on the motor is connected with the eccentric wheel.
Further, according to an embodiment of the present invention, the pump body further includes a second gasket; the second gasket is disposed between the first valve plate and the second valve plate.
Further, according to an embodiment of the present invention, the second valve plate is provided with a first valve plate groove, a second valve plate groove, a third valve plate groove and a fourth valve plate groove; the first valve plate groove, the second valve plate groove and the third valve plate groove are respectively communicated with the first sealing cavity through the first valve plate, and the fourth valve plate groove is communicated with the second sealing cavity through the first valve plate;
the back surfaces of the first valve plate groove, the second valve plate groove and the third valve plate groove are respectively provided with a valve sheet; the valve plate is used for enabling gas and/or liquid to flow in a single direction from the inner parts of the first valve plate groove, the second valve plate groove and the third valve plate groove to the bottom of the groove;
an upper valve plate is arranged in the fourth groove of the valve plate and used for enabling the gas and/or the liquid to flow in a one-way mode from the back face of the fourth groove to the inner portion of the groove.
Further, according to an embodiment of the present invention, a first cup groove, a second cup groove and a third cup groove are formed on the cup; the cylinder body is provided with a first cylinder body through groove, a second cylinder body through groove and a third cylinder body through groove respectively;
the leather cup first groove, the leather cup second groove and the leather cup third groove are respectively sleeved in the cylinder body first through groove, the cylinder body second through groove and the cylinder body third through groove; the first cup groove, the second cup groove and the third cup groove are communicated with the first valve plate groove, the second valve plate groove and the third valve plate groove respectively.
Further, according to an embodiment of the present invention, the swing frames are respectively provided with three swing surfaces; the three swinging surfaces are respectively connected with the bottoms of the first leather cup groove, the second leather cup groove and the third leather cup groove.
In the embodiment of the utility model, the pump main body is provided with a water outlet channel and a water inlet channel, the water inlet channel is communicated with the water inlet, and the water outlet channel is communicated with the water inlet; the check valve is arranged on the water outlet channel; the return spring is arranged between the check valve and the upper cover. The check valve is arranged on the water outlet channel, and when the check flow micro water pump stops pumping water, the reset spring can plug the port on the water outlet channel through the check valve, so that the water leakage phenomenon is avoided.
Drawings
Fig. 1 is an exploded schematic view of a non-return micro water pump according to an embodiment of the present invention;
fig. 2 is a schematic view of an exploded structure of another anti-backflow micro water pump according to an embodiment of the present invention;
fig. 3 is a schematic view of an exploded structure of another anti-backflow micro water pump according to an embodiment of the present invention;
fig. 4 is a schematic view of an exploded structure of another anti-backflow micro water pump according to an embodiment of the present invention.
Reference numerals:
a pump main body 10;
a first gasket 101;
a first valve plate 102;
a first valve plate through slot 1021;
a second valve plate channel 1022;
third valve plate channel 1023;
a fourth valve plate through slot 1024;
an upper valve plate 103;
a second gasket 104;
a second valve plate 105;
a first recess 1051;
a second groove 1052;
a third recess 1053;
a fourth recess 1054;
a flapper 106;
a first umbrella runner 1061;
a second umbrella runner 1062;
a third diced umbrella 1063;
a leather cup 107;
a cup first groove 1071;
a cup second groove 1072;
a cup third groove 1073;
a cylinder 108;
a first through slot 1081;
a second through slot 1082;
a third pass through slot 1083;
a housing 109;
a swing frame 110;
a swing shaft 1101;
an eccentric wheel 111;
an eccentric recess 1111;
a motor 112;
a rotating shaft 1121;
an upper cover 20;
a water inlet 201;
the first seal cavity 2011;
a water outlet 202;
a second capsule 2021;
a return spring 30;
a check valve 40;
a water inlet passage 50;
and a water outlet passage 60.
The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
Detailed Description
In order to make the technical field person understand the scheme of the present invention better, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical scheme in the embodiments of the present invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1, an embodiment of the present invention provides a non-return miniature water pump, including: the pump comprises an upper cover 20, a pump main body 10, a check valve 40 and a return spring 30, wherein a water inlet 201 and a water outlet 202 are arranged in the upper cover 20; as shown in fig. 1, a water inlet 201 is used for connecting with a water source and introducing water in the water source into the backflow-preventing micro water pump; the water outlet 202 is used for connecting with a water using device so as to output the liquid output by the check flow micro water pump to the water using device.
The pump body 10 is provided with a water outlet channel 60 and a water inlet channel 50, the water inlet channel 50 is communicated with the water inlet 201, and the water outlet channel 60 is communicated with the water port; the water inlet passage 50 is communicated with the water inlet 201, so that the liquid introduced from the water inlet 201 is introduced into the pump main body 10, and the inside of the pump main body 10 generates a vacuum suction under the action of power, so that the water on the water source is absorbed into the pump main body 10 through the water inlet 201 and the water inlet passage 50. The water outlet passage 60 is communicated with the water outlet 202, and the liquid absorbed by the pump body 10 is discharged to the water using equipment through the water outlet passage 60 and the water outlet 202 under the action of the internal power of the pump body 10.
The check valve 40 is arranged on the water outlet channel 60; the return spring 30 is disposed between the check valve 40 and the upper cover 20. As shown in fig. 1, by disposing the check valve 40 on the water outlet passage 60 and under the action of the return spring 30, the port on the water outlet passage 60 can be blocked. In the embodiment of the present invention, the reset spring 30 can select the reset spring 30 with moderate spring force to ensure that the internal power of the pump main body 10 can push the check valve 40 open and output liquid when pumping water through the check flow micro water pump. When the check flow micro water pump stops pumping water, the return spring 30 can plug the port on the water outlet channel 60 through the check valve 40, thereby avoiding the water leakage phenomenon.
Referring to fig. 1 to 3, the pump body 10 is provided with a first valve plate 102, the first valve plate 102 is provided with a first valve plate through groove 1021, the first valve plate through groove 1021 is communicated with the water outlet passage 60, and the check valve 40 is disposed in the first valve plate through groove 1021. As shown in fig. 1, the first valve plate 102 is provided with a valve plate groove, the first valve plate 102 is positioned in the first valve plate 102 groove, and the flow stopping valve 40 is positioned in the first valve plate 102 groove, so that the flow stopping valve 40 is relatively fixed and the water outlet passage 60 is blocked. The utility model discloses in the implementation, come fixed stagnant flow valve 40 through first valve plate 102 and valve plate recess, simple structure, fixed mode is firm, and it is relatively easy to realize processing.
Referring to fig. 2, a first seal cavity 2011 and a second seal cavity 2021 are respectively formed between the first valve plate 102 and the upper cover 20, the first seal cavity 2011 is communicated with the water inlet passage 50, and the second seal cavity 2021 is communicated with the water outlet passage 60. As shown in fig. 2, the first seal chamber 2011 communicates with the water inlet passage 50, thereby introducing the liquid introduced from the water inlet 201 into the pump main body 10. As shown in fig. 2, the first seal cavity 2011 has an annular structure to distribute the liquid introduced from the water inlet 201 and introduce the liquid into the pump body 10, so as to reduce the pressure of the water inlet. The second sealed cavity 2021 is communicated with the water outlet channel 60, so that the liquid in the pump main body 10 is led out to the water outlet 202 end for output. As shown in fig. 2, the second seal chamber 2021 is a circular port and is located at the inner ring of the first seal chamber 2011 and is separated from the first seal chamber 2011.
Referring to fig. 1 to 3, the pump body 10 further includes a first packing 101, and the first packing 101 is disposed between the first valve plate 102 and the upper cover 20. As shown in fig. 1, by providing the first packing 101 between the first valve plate 102 and the upper cover 20, after the first valve plate 102 and the upper cover 20 are fixed by being pressed, the gap between the first valve plate 102 and the upper cover 20 can be sealed, and the water leakage phenomenon can be prevented.
Referring to fig. 3 and 4, the pump body 10 further includes: the second valve plate 105, the cylinder body 108, the leather cup 107 and the transmission mechanism, wherein the second valve plate 105 is connected with the first valve plate 102; as shown in fig. 3 and 4, the first valve plate 102 can be fixed in the pump main body 10 by the fixed connection between the second valve plate 105 and the first valve plate 102.
The cylinder 108 is connected to the second valve plate 105; the packing cup 107 is arranged in the cylinder block 108, and the packing cup 107 is communicated with the first seal cavity 2011 and the second seal cavity 2021 through the second valve plate 105 and the first valve plate 102; as shown in fig. 4, a through groove is provided on the cylinder 108, and the cup 107 is disposed in the cylinder 108 through the through groove. The upper end of the cup leather 107 is communicated with the water inlet channel 50 and the water outlet channel 60 which pass through the second valve plate 105 and the first valve plate 102 and the first seal cavity 2011 and the second seal cavity 2021, so that liquid is introduced into the cup leather 107 through the water inlet channel 50 or water in the cup leather 107 is led out to the water outlet 202.
The transmission mechanism is arranged below the cup 107 and is connected with the cup 107. As shown in fig. 4, the bottom end of the cup 107 is connected to the transmission mechanism, so that the cup 107 is driven by the transmission mechanism to move, so that the cup 107 is deformed. When the leather cup 107 becomes large in volume, a vacuum can be generated, so that liquid is sucked from the water inlet 201; when the cup 107 becomes smaller in volume, liquid can be drained from the outlet 202.
Referring to fig. 4, the transmission mechanism includes: the leather cup comprises a swing frame 110, an eccentric wheel, a main shell 109 and a motor 112, wherein the swing frame 110 is arranged below a cylinder body 108, and the bottom of a leather cup 107 is arranged in the swing frame 110; as shown in fig. 4, the bottom of the cup 107 is fixed to the swing frame 110, and the cup 107 is swung by the swing frame 110.
An eccentric groove 1111 is arranged on the eccentric wheel, and one end of a swinging shaft 1101 of the swinging frame 110 is arranged in the eccentric groove 1111; that is, the swing shaft 1101 of the swing frame 110 is fixed to the eccentric, and the belt upper swing frame 110 is eccentrically swung by the rotation of the eccentric.
The main shell 109 is connected with the cylinder 108, and the eccentric wheel is arranged in the main shell 109; the motor 112 is disposed below the main housing 109, and a rotating shaft 1121 of the motor 112 is connected to an eccentric wheel. The motor 112 and the eccentric are fixed relatively to each other via the main housing 109. The rotating shaft 1121 of the motor 112 is fixedly connected to the eccentric wheel, so as to drive the eccentric wheel to rotate.
Referring to fig. 3 and 4, the pump body 10 further includes a second gasket 104; the second seal gasket 104 is disposed between the first valve plate 102 and the second valve plate 105. As shown in fig. 3 and 4, by providing the second packing 104 between the second valve plate 105 and the first valve plate 102, after the second valve plate 105 and the first valve plate 102 are fixed by being pressed, the gap between the second valve plate 105 and the first valve plate 102 can be sealed, and water leakage can be avoided.
Referring to fig. 4, the second valve plate 105 is provided with a first valve plate notch 1051, a second valve plate notch 1052, a third valve plate notch 1053 and a fourth valve plate notch 1054; the first valve plate notch 1051, the second valve plate notch 1052 and the third valve plate notch 1053 are respectively communicated with the first seal cavity 2011 through the first valve plate 102, and the fourth valve plate notch 1054 is communicated with the second seal cavity 2021 through the first valve plate 102; by providing a plurality of water inlet grooves in the valve plate and communicating the first seal cavities 2011, the liquid output from the inlet ports can be better introduced.
The back surfaces of the first valve plate groove 1051, the second valve plate groove 1052 and the third valve plate groove 1053 are respectively provided with a valve plate 106; the valve plate 106 is used for enabling gas and/or liquid to flow in a single direction from the interior of the first valve plate groove 1051, the second valve plate groove 1052 and the third valve plate groove 1053 to the bottom of the groove through the first valve plate groove 1051, the second valve plate groove 1052 and the third valve plate groove 1053 respectively; the liquid is prevented from being discharged (only water is fed) from the first groove 1051, the valve plate first groove 1051, and the valve plate third groove 1053.
An upper valve plate 103 is arranged in the fourth groove 1054 of the valve plate, and the upper valve plate 103 is used for unidirectional flow of gas and/or liquid from the back of the fourth groove 1054 to the inside of the groove. Liquid input (water only) from the fourth groove 1054 is prevented.
Referring to fig. 4, a first cup groove 1071, a second cup groove 1072 and a third cup groove 1073 are formed in the cup 107; the cylinder 108 is provided with a first through groove 1081, a second through groove 1082 and a third through groove 1083 of the cylinder 108 respectively; the first cup groove 1071, the second cup groove 1072 and the third cup groove 1073 are respectively sleeved in the first through groove 1081, the second through groove 1082 and the third through groove 1083 of the cylinder 108; the first cup groove 1071, the second cup groove 1072 and the third cup groove 1073 are respectively communicated with the first valve plate groove 1051, the second valve plate groove 1052 and the third valve plate groove 1053. The water inlet and outlet capacity is increased by three grooves.
Referring to fig. 4, the swing frame 110 is provided with three swing planes, respectively; the three swinging surfaces are respectively connected with the bottoms of the first cup groove 1071, the second cup groove 1072 and the third cup groove 1073. As shown in fig. 4, the bottoms of the first cup groove 1071, the second cup groove 1072 and the third cup groove 1073 are respectively fixed on three swing surfaces, so that the three cups 107 can be driven by the swing frame 110 to swing at the same time.
Preferably, in an embodiment of the present invention, the sleeve body 10 is made of rubber, and the rubber material can provide better flexibility.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (7)
1. A check flow micro water pump, comprising:
the upper cover is internally provided with a water inlet and a water outlet;
the pump body is provided with a water outlet channel and a water inlet channel, the water inlet channel is communicated with the water inlet, and the water outlet channel is communicated with the water gap;
the check valve is arranged on the water outlet channel;
the return spring is arranged between the check valve and the upper cover;
the pump body is provided with a first valve plate, the first valve plate is provided with a first valve plate through groove, the first valve plate through groove is communicated with the water outlet channel, and the check valve is arranged in the first valve plate through groove;
a first sealing cavity and a second sealing cavity are formed between the first valve plate and the upper cover respectively, the first sealing cavity is communicated with the water inlet channel, and the second sealing cavity is communicated with the water outlet channel;
the pump body further includes:
a second valve plate connected with the first valve plate;
a cylinder connected with the second valve plate;
the leather cup is arranged in the cylinder body and is communicated with the first sealing cavity and the second sealing cavity through the second valve plate and the first valve plate;
and the transmission mechanism is arranged below the leather cup and is connected with the leather cup.
2. The check flow micro water pump of claim 1, wherein the pump body further comprises a first gasket disposed between the first valve plate and the upper cover.
3. The check-flow miniature pump of claim 2 wherein said drive mechanism comprises:
the swinging frame is arranged below the cylinder body, and the bottom of the leather cup is arranged in the swinging frame;
the eccentric wheel is provided with an eccentric groove, and one end of a swinging shaft of the swinging frame is installed in the eccentric groove;
the main shell is connected with the cylinder body, and the eccentric wheel is arranged in the main shell;
the motor is arranged below the main shell, and a rotating shaft on the motor is connected with the eccentric wheel.
4. The check flow micro water pump of claim 3, wherein the pump body further comprises a second gasket; the second gasket is disposed between the first valve plate and the second valve plate.
5. The check flow micro water pump of claim 4, wherein the second valve plate is provided with a first valve plate groove, a second valve plate groove, a third valve plate groove and a fourth valve plate groove; the first valve plate groove, the second valve plate groove and the third valve plate groove are respectively communicated with the first sealing cavity through the first valve plate, and the fourth valve plate groove is communicated with the second sealing cavity through the first valve plate;
the back surfaces of the first valve plate groove, the second valve plate groove and the third valve plate groove are respectively provided with a valve sheet; the valve plate is used for enabling gas and/or liquid to flow in a single direction from the inner parts of the first valve plate groove, the second valve plate groove and the third valve plate groove to the bottom of the groove;
an upper valve plate is arranged in the fourth groove of the valve plate and used for enabling the gas and/or the liquid to flow in a one-way mode from the back face of the fourth groove to the inner portion of the groove.
6. The micro no-return water pump according to claim 5, wherein the leather cup is provided with a leather cup first groove, a leather cup second groove and a leather cup third groove; the cylinder body is provided with a first cylinder body through groove, a second cylinder body through groove and a third cylinder body through groove respectively;
the leather cup first groove, the leather cup second groove and the leather cup third groove are respectively sleeved in the cylinder body first through groove, the cylinder body second through groove and the cylinder body third through groove; the first cup groove, the second cup groove and the third cup groove are communicated with the first valve plate groove, the second valve plate groove and the third valve plate groove respectively.
7. The inverted micro water pump as claimed in claim 6, wherein the swing frames are provided with three swing surfaces, respectively; the three swinging surfaces are respectively connected with the bottoms of the first leather cup groove, the second leather cup groove and the third leather cup groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922227151.1U CN211777930U (en) | 2019-12-12 | 2019-12-12 | Non-return miniature water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922227151.1U CN211777930U (en) | 2019-12-12 | 2019-12-12 | Non-return miniature water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211777930U true CN211777930U (en) | 2020-10-27 |
Family
ID=72982782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922227151.1U Active CN211777930U (en) | 2019-12-12 | 2019-12-12 | Non-return miniature water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211777930U (en) |
-
2019
- 2019-12-12 CN CN201922227151.1U patent/CN211777930U/en active Active
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| GR01 | Patent grant |