CN218844521U - Low-noise air pump capable of discharging air in multiple directions - Google Patents
Low-noise air pump capable of discharging air in multiple directions Download PDFInfo
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- CN218844521U CN218844521U CN202223331177.9U CN202223331177U CN218844521U CN 218844521 U CN218844521 U CN 218844521U CN 202223331177 U CN202223331177 U CN 202223331177U CN 218844521 U CN218844521 U CN 218844521U
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Abstract
The utility model provides a multi-azimuth air outlet low-noise air pump, which comprises a pump body, wherein the outer top of the pump body is fixedly connected with an air outlet shell, the outer top of the pump body is fixedly connected with a speed reducing rod which extends into the inner cavity of the air outlet shell along the vertical direction, the inner top of the air outlet shell is fixedly connected with an air outlet cylinder which is movably sleeved on the upper part of the speed reducing rod, the upper end of the air outlet cylinder extends out of the air outlet shell, and the upper end of the air outlet cylinder is sealed; a plurality of air guide blocks fixed on the inner ring of the air outlet cylinder are arranged at intervals along the circumferential direction on the periphery of the speed reducing rod, and the lower end of each air guide block extends out of the air outlet cylinder; each air guide block, the speed reduction rod and the air outlet cylinder are matched to form a plurality of speed reduction air outlet channels, and air outlet holes which are positioned outside the air outlet shell and correspond to the speed reduction air outlet channels one by one are formed in the near end part of the upper end of the air outlet cylinder; the utility model discloses simple structure, reasonable in design can slow down exhaust velocity, and diversified exhaust simultaneously is favorable to reducing the exhaust noise, is difficult for influencing user's use and experiences, and the result of use is better.
Description
Technical Field
The utility model relates to an air pump specifically is a low noise air pump of giving vent to anger diversely.
Background
The miniature suction pump is widely used for vacuumizing products such as breast pumps, and when the miniature suction pump works, the traditional miniature suction pump generally directly discharges gas, the exhaust noise is large, and the use experience of a user is seriously influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low noise air pump of giving vent to anger of diversely to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a multi-azimuth air outlet low-noise air pump comprises a pump body, wherein an air outlet shell is fixedly connected to the outer top of the pump body, an inner cavity of the air outlet shell is in conduction connection with an inner cavity of the pump body, a speed reducing rod extending into the inner cavity of the air outlet shell along the vertical direction is fixedly connected to the outer top of the pump body, an air outlet cylinder movably sleeved on the upper portion of the speed reducing rod is fixedly connected to the inner top of the air outlet shell, the upper end of the air outlet cylinder extends out of the air outlet shell, and the upper end of the air outlet cylinder is sealed; a plurality of air guide blocks fixed on the inner ring of the air outlet cylinder are arranged at intervals along the circumferential direction on the periphery of the speed reducing rod, and the lower end of each air guide block extends out of the air outlet cylinder; each air guide block, the speed reduction rod and the air outlet cylinder are matched to form a plurality of speed reduction air outlet channels, and air outlet holes which are positioned outside the air outlet shell and correspond to the speed reduction air outlet channels one by one are formed in the near end part of the upper end of the air outlet cylinder.
As a further aspect of the present invention: the pump body includes the pump case and fixes the pump cover at the pump case top, and the pump case constitutes the pump chamber with the pump cover cooperation, is equipped with the intake pipe that switches on with the pump chamber at the lateral surface fixedly connected with of pump case, is equipped with the motor in the outer bottom of pump case, is equipped with the impeller of being connected the linkage with the output of motor in the pump chamber, is equipped with the discharge valve that suits with the pump chamber at the outer top of pump cover, go out the air shell and the deceleration pole and all set up on discharge valve, go out the inner chamber of air shell and switch on with discharge valve's gas vent.
As a further aspect of the present invention: the exhaust valve comprises a valve cover arranged at the top of the pump cover, a sealing cover is arranged at the joint of the valve cover and the pump cover, a plurality of exhaust ports are uniformly distributed on the valve cover between the pump cavity and the inner cavity of the exhaust shell, and the inside of each exhaust port is correspondingly provided with a diced umbrella.
Compared with the prior art, the beneficial effects of the utility model are that:
the above structure is adopted in the utility model after, through going out air shell, each venthole to and respectively lead mutually supporting between a plurality of speed reduction air outlet channel that air brick, deceleration rod and play air cylinder cooperation constitute, at the during operation, pump body combustion gas gets into in the ventshell, again according to the preface via respectively speed reduction air outlet channel and each venthole diversified discharge, thereby greatly reduced exhaust noise. The utility model discloses simple structure, reasonable in design can slow down exhaust velocity, and diversified exhaust simultaneously is favorable to reducing the exhaust noise, is difficult for influencing user's use and experiences, and the result of use is better.
Drawings
Fig. 1 is a perspective view of a multi-directional air outlet low-noise air pump.
Fig. 2 is a cross-sectional view of a multi-directional air outlet low-noise air pump.
Fig. 3 is a schematic structural view of the outer side surface of the air outlet housing of the multi-directional air outlet low-noise air pump.
FIG. 4 is a schematic view of the inner side of the air outlet housing of the multi-directional air outlet low noise air pump.
In the figure: 1. a pump body; 101. a pump housing; 102. a pump cover; 103. a pump chamber; 104. an air inlet pipe; 105. a motor; 106. an impeller; 107. an exhaust valve; 1071. a valve cover; 1072. a sealing cover; 1073. d, dicing an umbrella; 2. an air outlet shell; 3. a speed reduction lever; 4. an air outlet cylinder; 5. a gas guide block; 6. and an air outlet.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1-4, a multi-directional air outlet low-noise air pump includes a pump body 1, an air outlet housing 2 is fixedly connected to an outer top of the pump body 1, an inner cavity of the air outlet housing 2 is in conductive connection with an inner cavity of the pump body 1, and air discharged from the pump body 1 enters the air outlet housing 2. The outer top of the pump body 1 is fixedly connected with a speed reducing rod 3 which extends into the inner cavity of the air outlet shell 2 along the vertical direction, the inner top of the air outlet shell 2 is fixedly connected with an air outlet cylinder 4 which is movably sleeved on the upper part of the speed reducing rod 3, so that the gas in the air outlet shell 2 can conveniently enter a gap between the speed reducing rod 3 and the air outlet cylinder 4, the upper end of the air outlet cylinder 4 extends out of the air outlet shell 2, and the upper end of the air outlet cylinder 4 is sealed; a plurality of air guide blocks 5 fixed on the inner ring of the air outlet cylinder 4 are arranged at intervals along the circumferential direction on the periphery of the speed reducing rod 3, and the lower end of each air guide block 5 extends out of the air outlet cylinder 4, so that the air can be guided conveniently; each air guide block 5, speed reduction pole 3 and play chimney 4 cooperation constitute a plurality of speed reduction air outlet channel, can delay air velocity to the noise reduction is seted up at the upper end proximal end portion of play chimney 4 and is located the shell of giving vent to anger 2 outside and with each speed reduction air outlet channel one-to-one venthole 6, can diversely give vent to anger, further noise reduction.
The pump body 1 comprises a pump shell 101 and a pump cover 102 fixed to the top of the pump shell 101, the pump shell 101 and the pump cover 102 are matched to form a pump cavity 103, an air inlet pipe 104 communicated with the pump cavity 103 is fixedly connected to the outer side face of the pump shell 101, a motor 105 is arranged at the outer bottom of the pump shell 101, an impeller 106 connected and linked with the output end of the motor 105 is arranged in the pump cavity 103, and when the motor 105 works, the impeller 106 can be driven to rotate, so that external air is pumped into the pump cavity 103 from the air inlet pipe 104. An exhaust valve 107 matched with the pump cavity 103 is arranged at the outer top of the pump cover 102, the air outlet shell 2 and the deceleration rod 3 are both arranged on the exhaust valve 107, and the inner cavity of the air outlet shell 2 is communicated with an exhaust port of the exhaust valve 107. The air in the pump cavity 103 can enter the air outlet housing 2 through the air outlet valve 107 and then be discharged from multiple directions through the air outlet hole 6.
Further, the exhaust valve 107 comprises a valve cover 1071 arranged at the top of the pump cover 102, and a sealing cover 1072 is arranged at the joint of the valve cover 1071 and the pump cover 102 to seal the joint between the valve cover 1071 and the pump cover 102, so as to prevent gas from leaking; a plurality of exhaust ports are uniformly distributed on the valve cover 1071 between the pump cavity 103 and the inner cavity of the air outlet shell 2, and an umbrella block 1073 is correspondingly arranged in each exhaust port. When the air-discharging device works, outside air enters the pump cavity 103, then passes through the air outlet to enter the inner cavity of the air outlet shell 2, and is discharged in sequence from multiple directions through the speed-reducing air outlet channels and the air outlet holes 6.
In this embodiment, it should be noted that the miniature pump body 1 adopted in the present application is the prior art, and the connections between the components on the pump body 1 are also the prior art, so the connection relationship and principle thereof are not described herein again.
The utility model discloses a theory of operation is: when the air-discharging device is used, external air enters the pump body 1, is discharged into the air outlet shell 2 through the pump body 1, is sequentially reduced in air flow speed through the speed-reducing air outlet channels, and is discharged in multiple directions through the air outlet holes 6, so that the air-discharging noise is greatly reduced.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (3)
1. The multi-azimuth air outlet low-noise air pump comprises a pump body (1) and is characterized in that an air outlet shell (2) is fixedly connected to the outer top of the pump body (1), an inner cavity of the air outlet shell (2) is in conduction connection with the inner cavity of the pump body (1), a speed reducing rod (3) extending into the inner cavity of the air outlet shell (2) along the vertical direction is fixedly connected to the outer top of the pump body (1), an air outlet cylinder (4) movably sleeved on the upper portion of the speed reducing rod (3) is fixedly connected to the inner top of the air outlet shell (2), and the upper end of the air outlet cylinder (4) extends out of the air outlet shell (2) and is sealed at the upper end; a plurality of air guide blocks (5) fixed on the inner ring of the air outlet cylinder (4) are arranged at intervals along the circumferential direction on the periphery of the speed reducing rod (3), and the lower end of each air guide block (5) extends out of the air outlet cylinder (4); each air guide block (5), the speed reduction rod (3) and the air outlet cylinder (4) are matched to form a plurality of speed reduction air outlet channels, and air outlet holes (6) which are positioned outside the air outlet shell (2) and correspond to the speed reduction air outlet channels one by one are formed in the upper end near end part of the air outlet cylinder (4).
2. The air pump with the characteristics of multiple air outlet directions and low noise according to claim 1, wherein the pump body (1) comprises a pump shell (101) and a pump cover (102) fixed to the top of the pump shell (101), the pump shell (101) and the pump cover (102) are matched to form a pump cavity (103), an air inlet pipe (104) communicated with the pump cavity (103) is fixedly connected to the outer side surface of the pump shell (101), a motor (105) is arranged at the outer bottom of the pump shell (101), an impeller (106) connected and linked with an output end of the motor (105) is arranged in the pump cavity (103), an air outlet valve (107) matched with the pump cavity (103) is arranged at the outer top of the pump cover (102), the air outlet shell (2) and the speed reducing rod (3) are both arranged on the air outlet valve (107), and an inner cavity of the air outlet shell (2) is communicated with an air outlet of the air outlet valve (107).
3. The air pump with the characteristics of multi-azimuth air outlet and low noise as claimed in claim 2, wherein the air outlet valve (107) comprises a valve cover (1071) arranged at the top of the pump cover (102), a sealing cover (1072) is arranged at the joint of the valve cover (1071) and the pump cover (102), a plurality of air outlets are uniformly distributed on the valve cover (1071) between the pump cavity (103) and the inner cavity of the air outlet shell (2), and an umbrella block (1073) is correspondingly arranged in each air outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223331177.9U CN218844521U (en) | 2022-12-13 | 2022-12-13 | Low-noise air pump capable of discharging air in multiple directions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223331177.9U CN218844521U (en) | 2022-12-13 | 2022-12-13 | Low-noise air pump capable of discharging air in multiple directions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218844521U true CN218844521U (en) | 2023-04-11 |
Family
ID=87300549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223331177.9U Active CN218844521U (en) | 2022-12-13 | 2022-12-13 | Low-noise air pump capable of discharging air in multiple directions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218844521U (en) |
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2022
- 2022-12-13 CN CN202223331177.9U patent/CN218844521U/en active Active
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