CN214945087U

CN214945087U - Rotary filling and sucking switching type embedded pump

Info

Publication number: CN214945087U
Application number: CN202120096691.5U
Authority: CN
Inventors: 蔡伟挺
Original assignee: Zhe Jiang Hong Zhu Plastic & Hardware Co ltd
Current assignee: Zhe Jiang Hong Zhu Plastic & Hardware Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-11-30
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses a rotary filling and sucking switching type embedded pump, which comprises an outer shell, an inner shell, a motor and an impeller; the outer shell is provided with an accommodating cavity, a first air port communicated between the accommodating cavity and the outside is formed in the outer shell, a second air port communicated between the accommodating cavity and the inflatable object is formed in the outer shell, and a tongue piece used for plugging the second air port and swinging towards the inside of the inflatable object to open the second air port is arranged at the second air port; the inner shell is rotatably arranged in the accommodating cavity, and a convex part used for promoting the tongue piece to swing towards the inside of the inflatable object to open the second air port is convexly arranged on the outer wall of the inner shell; the motor is clamped and fixed between the left shell and the right shell, and the impeller is fixed on an output shaft of the motor and driven by the motor to rotate; through rotating interior casing, can aerify or inhale the work of breathing in to the thing of aerifing, need not set up the switching of button structure control function in addition, simplified the equipment procedure in the manufacturing process, convenient production.

Description

Rotary filling and sucking switching type embedded pump

Technical Field

The utility model belongs to the technical field of the air pump technique and specifically relates to indicate a rotatory formula of switching of inhaling that fills buries pump.

Background

In daily life, people often use an inflator pump and an aspirator pump, such as: when the compressed packing bag is used, an air suction pump is used to suck air in the compressed packing bag. When the inflatable cushion is used, an inflator is used to inflate the air into the inflatable cushion.

For a larger inflatable object, because the inflatable space is quite large, in order to provide a quick air release function, a common design is to design an inflation inlet and an exhaust outlet on the inflatable object, when the inflatable object needs to be inflated, the exhaust outlet of the inflation pump is connected with the inflation inlet of the inflatable object, the inflation pump is started to pump air into the inflatable space of the inflatable object through the inflation inlet, and when the inflatable object needs to be deflated, the exhaust outlet of the inflation pump must be connected with the deflation inlet of the inflatable object, and then the inflation pump is started to pump air out from the inflatable space.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a rotary pump for filling and sucking switching type embedded pump, which can effectively solve the problems of complex structure and inconvenient production of the existing air pump with single function or switching operation status.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a rotary charge-suction switching type embedded pump comprises an outer shell, an inner shell, a motor and an impeller; the outer shell is provided with an accommodating cavity, a first air port communicated between the accommodating cavity and the outside is formed in the outer shell, a second air port communicated between the accommodating cavity and the inflatable object is formed in the outer shell, and a tongue piece used for plugging the second air port and swinging towards the inside of the inflatable object to open the second air port is arranged at the second air port; the inner shell is rotatably arranged in the containing cavity, a convex part used for enabling the tongue piece to swing towards the inside of the inflatable object to open the second air port is convexly arranged on the outer wall of the inner shell, the inner shell comprises a left shell and a right shell, the left shell and the right shell are spliced and fixed through ultrasonic welding or screw connection, the left shell and the right shell are formed into an installation cavity and an air cavity which are communicated with each other in a surrounding mode, a third air port communicated between the air cavity and the first air port is formed in the inner shell, and a fourth air port communicated between the air cavity and the second air port is formed in the inner shell; the motor is clamped and fixed between the left shell and the right shell and is positioned in the mounting cavity; the impeller is fixed on an output shaft of the motor and is driven by the motor to rotate, and the impeller is positioned in the air cavity.

Preferably, the outer casing includes a bottom casing and a panel, the panel is disposed on the top of the bottom casing and forms the accommodating cavity, the first air port is located on the panel, the second air port is located on the bottom casing, a sheath is sleeved on the panel, and a sealing cover is connected to the sheath and detachably mounted in the first air port and seals the first air port.

Preferably, a recess is formed in one side of the bottom of the outer case, the second port is formed in a bottom surface of the recess, and the tongue piece is swingably fitted in the recess.

Preferably, the outer casing is made of plastic.

Preferably, the inner housing is made of plastic.

As a preferred scheme, the inner wall of left side shell and right side shell all extends there is the fixed column, and the week side face of this motor has the louvre, and this fixed column inserts in the louvre and fixes.

Preferably, the top end of the inner housing has a rotation manipulation part, which is located in the first air port.

Preferably, the fourth air port is located at the periphery of the impeller.

Preferably, the inner case is provided with a DC socket clamped between the left and right cases, the DC socket is connected to the DC header, a first tab of one terminal of the DC socket is welded to a second tab of one terminal of the motor, and a first tab of the other terminal of the DC socket is welded to a second tab of the other terminal of the motor.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

the inner shell is rotatably arranged in the outer shell, and the convex part of the inner shell rotates along with the inner shell to control the tongue piece to open or close the second air port, so that the inflatable object can be inflated or sucked; the charge-suction switching type embedded pump is simple in structure, does not need to be additionally provided with a button structure for switching control functions, simplifies the assembly procedure in the manufacturing process and is convenient to produce.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an assembled perspective view of a preferred embodiment of the present invention;

FIG. 2 is an exploded perspective view of the preferred embodiment of the present invention;

FIG. 3 is a transverse cross-sectional view of a preferred embodiment of the invention;

fig. 4 is an exploded view of a second DC head according to the present invention.

The attached drawings indicate the following:

10. outer shell 101, accommodating cavity

102. A first air port 103 and a second air port

104. Concave cavity 11, tongue

12. Bottom case 13, panel

14. Sheath 15, sealing cover

20. Inner housing 201, boss

202. Mounting cavity 203 and air cavity

204. Third air port 205, fourth air port

206. Fixed column 207 and rotation control part

21. Left shell 22, right shell

30. Motor 31 and heat dissipating hole

32. Output shaft 33, second lug

40. Impeller 50, DC seat

51. First bonding pad 60, DC head

71. Adapter 72, vehicle cigar head.

Detailed Description

Referring to fig. 1 to 4, the detailed structure of the preferred embodiment of the present invention is shown, which includes an outer casing 10, an inner casing 20, a motor 30 and an impeller 40.

The outer casing 10 has a receiving chamber 101, a first air opening 102 is opened on the outer casing 10 for communicating the receiving chamber 101 with the outside, a second air opening 103 is opened on the outer casing 10 for communicating the receiving chamber 101 with the inflatable object, and a tongue piece 11 is disposed at the second air opening 103 for plugging the second air opening 103 and swinging the second air opening 103 to the inside of the inflatable object. In this embodiment, the outer casing 10 includes a bottom shell 12 and a panel 13, the panel 13 is disposed on top of the bottom shell 12 and surrounds the bottom shell to form the receiving cavity 101, the first air opening 102 is located on the panel 13, the second air opening 103 is located on the bottom shell 12, a sheath 14 is sleeved on the panel 13, the sheath 14 is connected with a sealing cover 15, the sealing cover 15 is detachably mounted in the first air opening 102 and seals the first air opening 102; a concave cavity 104 is concavely arranged on one side of the bottom of the outer shell 10, the second air port 103 is positioned on the bottom surface of the concave cavity 104, and the tongue piece 11 is arranged in the concave cavity 104 in a swinging way; and the outer casing 10 is made of plastic.

The inner housing 20 is rotatably disposed in the accommodating chamber 101, a protrusion 201 for causing the tongue piece 11 to swing towards the inside of the inflator to open the second air port 103 is protrudingly disposed on an outer wall of the inner housing 20, the inner housing 20 includes a left housing 21 and a right housing 22, the left housing 21 and the right housing 22 are spliced and fixed by ultrasonic welding or screw connection, the left housing 21 and the right housing 22 are surrounded to form an installation chamber 202 and an air chamber 203 which are communicated with each other, a third air port 204 communicating the air chamber 203 and the first air port 102 is disposed on the inner housing 20, and a fourth air port 205 communicating the air chamber 203 and the second air port 103 is disposed on the inner housing 20. In this embodiment, the inner housing 20 is made of plastic, and fixing posts 206 extend from inner walls of the left housing 21 and the right housing 22; and, the top end of the inner housing 20 has a rotation manipulation part 207, and the rotation manipulation part 207 is located in the first air port 102.

The motor 30 is clamped and fixed between the left shell 21 and the right shell 22, and the motor 30 is positioned in the mounting cavity 202; in the present embodiment, the peripheral side of the motor 30 has heat dissipation holes 31, and the fixing posts 206 are inserted into the heat dissipation holes 31 for fixing.

The impeller 40 is fixed on the output shaft 32 of the motor 30 and is driven by the motor 30 to rotate, and the impeller 40 is positioned in the air cavity 203; in this embodiment, the fourth air port 205 is located at the periphery of the impeller 40.

And, the inner housing 20 is provided with a DC base 50, the DC base 50 is clamped and fixed between the left housing 21 and the right housing 22, the DC base 50 is connected with the DC head 60, the first soldering lug 51 of one terminal of the DC base 50 is welded with the second soldering lug 33 of one terminal of the motor 30, the first soldering lug 51 of the other terminal of the DC base 50 is welded with the second soldering lug 33 of the other terminal of the motor 30; the DC head 60 may be connected to an adapter 71 or a vehicle cigar head 72.

The assembly process and the working principle of the embodiment are detailed as follows:

during assembly, firstly, the impeller 40 is fixed on the output shaft 32 of the motor 30 and driven by the motor 30 to rotate, then, the first soldering lug 51 of one terminal of the DC base 50 is welded with the second soldering lug 33 of one terminal of the motor 30, the first soldering lug 51 of the other terminal of the DC base 50 is welded with the second soldering lug 33 of the other terminal of the motor 30, then, the left shell 21 and the right shell 22 are spliced to form the inner shell 20, at this time, the motor 30 is positioned in the mounting cavity 202 of the inner shell 20, the impeller 40 is positioned in the wind cavity 203 of the inner shell 20, then, after the inner shell 20 is placed in a proper position in the accommodating cavity 101 of the outer shell 10, the first air port 102 and the panel 13 of the outer shell 10 are fixed through ultrasonic welding or screw connection, finally, the tongue piece 11 is arranged at the second air port 103, and the tongue piece 11 swings towards the inside of the inflatable object to open the second air port 103 or close the second air port 103.

When in use, the product is embedded in an inflatable object (such as an air bed and the like) to form a whole with the inflatable object, and the product is divided into two states of an inflation state and a suction state when in work.

When the inflatable is inflated, firstly, the sealing cover 15 is unscrewed, the rotating control part 207 of the inner housing 20 is rotated to enable the inner housing 20 to rotate to the position where the second air port 103 faces the air cavity 203 and the fourth air port 205, at this time, in a natural state, the tongue piece 11 is in a state of closing the second air port 103, then, the DC base 50 is connected with the DC head 60 and the power is switched on, the motor 30 starts to work, external air enters the mounting cavity 202 and the air cavity 203 and is pressurized by the impeller 40, the pressurized air pushes the tongue piece 11 to open the second air port 103, so that the air enters the inflatable object, when the inflatable object is full of air, the power is switched off, the motor 30 stops working, and the air pressure inside the inflatable object pushes the tongue piece 11 to swing reversely to close the second air port 103, so that the air inside the inflatable object is not easy to escape.

In the air suction state, firstly, by rotating the inner housing 20, the rotating control part 207 of the inner housing 20 is rotated to push the protrusion 201 of the inner housing 20 to open the tongue piece 11, at this time, under the action of the protrusion 201, the tongue piece 11 opens the second air port 103 to the air inflation object, the air in the air inflation object sequentially enters the air cavity 203 and the installation cavity 202 through the second air port 103, and then is discharged from the outside through the first air port 102, and at the same time, the motor 30 can be started to rotate reversely, so as to accelerate the discharge of the air in the air inflation object.

The utility model discloses a design focus lies in: the inner shell is rotatably arranged in the outer shell, and the convex part of the inner shell rotates along with the inner shell to control the tongue piece to open or close the second air port, so that the inflatable object can be inflated or sucked; the charge-suction switching type embedded pump is simple in structure, does not need to be additionally provided with a button structure for switching control functions, simplifies the assembly procedure in the manufacturing process and is convenient to produce.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.

Claims

1. The utility model provides a rotatory filling suction switching formula buries pump which characterized in that: comprises an outer shell, an inner shell, a motor and an impeller; the outer shell is provided with an accommodating cavity, a first air port communicated between the accommodating cavity and the outside is formed in the outer shell, a second air port communicated between the accommodating cavity and the inflatable object is formed in the outer shell, and a tongue piece used for plugging the second air port and swinging towards the inside of the inflatable object to open the second air port is arranged at the second air port; the inner shell is rotatably arranged in the containing cavity, a convex part used for enabling the tongue piece to swing towards the inside of the inflatable object to open the second air port is convexly arranged on the outer wall of the inner shell, the inner shell comprises a left shell and a right shell, the left shell and the right shell are spliced and fixed through ultrasonic welding or screw connection, the left shell and the right shell are formed into an installation cavity and an air cavity which are communicated with each other in a surrounding mode, a third air port communicated between the air cavity and the first air port is formed in the inner shell, and a fourth air port communicated between the air cavity and the second air port is formed in the inner shell; the motor is clamped and fixed between the left shell and the right shell and is positioned in the mounting cavity; the impeller is fixed on an output shaft of the motor and is driven by the motor to rotate, and the impeller is positioned in the air cavity.

2. The rotary charge-suction switching type submersible pump according to claim 1, characterized in that: the outer shell comprises a bottom shell and a panel, the panel is arranged at the top of the bottom shell and forms the accommodating cavity in a surrounding mode, the first air port is located on the panel, the second air port is located on the bottom shell, a sheath is sleeved on the panel and connected with a sealing cover, and the sealing cover is detachably arranged in the first air port and covers the first air port.

3. The rotary charge-suction switching type submersible pump according to claim 1, characterized in that: one side of the bottom of the outer shell is concavely provided with a concave cavity, the second air port is positioned on the bottom surface of the concave cavity, and the tongue piece is arranged in the concave cavity in a swinging mode.

4. The rotary charge-suction switching type submersible pump according to claim 1, characterized in that: the shell body is made of plastic materials.

5. The rotary charge-suction switching type submersible pump according to claim 1, characterized in that: the inner shell is made of plastic materials.

6. The rotary charge-suction switching type submersible pump according to claim 1, characterized in that: the inner wall of left side shell and right side shell all extends there is the fixed column, and the week side of motor has the louvre, and this fixed column inserts in the louvre fixedly.

7. The rotary charge-suction switching type submersible pump according to claim 1, characterized in that: the top end of the inner shell is provided with a rotary control part which is positioned in the first air port.

8. The rotary charge-suction switching type submersible pump according to claim 1, characterized in that: the fourth air port is positioned at the periphery of the impeller.

9. The rotary charge-suction switching type submersible pump according to claim 1, characterized in that: the inner shell is provided with a DC base which is clamped and fixed between the left shell and the right shell, the DC base is connected with a DC head, a first welding sheet of one terminal of the DC base is welded with a second welding sheet of one terminal of the motor, and a first welding sheet of the other terminal of the DC base is welded with a second welding sheet of the other terminal of the motor.