CN216842324U - Structure is adjusted to mechanical type pumping leak protection gas - Google Patents
Structure is adjusted to mechanical type pumping leak protection gas Download PDFInfo
- Publication number
- CN216842324U CN216842324U CN202123295362.2U CN202123295362U CN216842324U CN 216842324 U CN216842324 U CN 216842324U CN 202123295362 U CN202123295362 U CN 202123295362U CN 216842324 U CN216842324 U CN 216842324U
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- China
- Prior art keywords
- pump
- channel
- air
- matched
- adjusting structure
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/084—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
- F04D29/4246—Fan casings comprising more than one outlet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/46—Fluid-guiding means, e.g. diffusers adjustable
- F04D29/50—Fluid-guiding means, e.g. diffusers adjustable for reversing fluid flow
- F04D29/503—Fluid-guiding means, e.g. diffusers adjustable for reversing fluid flow especially adapted for elastic fluid pumps
Abstract
The utility model discloses a structure is adjusted to mechanical type pumping leak protection gas, its characterized in that: the adjusting structure is applied to a multi-channel pump, and the multi-channel pump comprises a body, an air pump assembly and a channel switching structure which are arranged in the body, and a panel matched with the body; the adjusting structure is matched on the panel and comprises a channel selecting knob, a rotating disc and a power switch, and the channel selecting knob is rotatably arranged on the panel; the turntable is arranged in the body, the upper end of the turntable is connected with the gate knob, and the lower end of the turntable is matched with the channel switching component; the turntable is provided with a convex edge and a notch; the power switch is provided with a button for controlling the on-off of the power supply, and the button is selectively matched with the convex edge and the notch of the rotary disc. The utility model discloses in, the user only needs the control that two functions just can be accomplished to operation gate knob, has made things convenient for user operation, has also effectively avoided the condition of aerifing the product gas leakage that the user leads to because of omitting the operation.
Description
Technical Field
The utility model relates to a multichannel pumping structure, concretely relates to structure is adjusted to mechanical type pumping leak protection gas.
Background
The inflatable products have the functions of being convenient to store or carry after being deflated due to the fact that the inflatable products are used during inflation, and are widely used for various household articles. Particularly, the inflatable bed is very suitable for camping and serving as a standby mattress at home for short-term use by guests due to the advantages of small volume, convenience in carrying and storage and the like. At present, a plurality of inflation cavities are generally arranged on an inflatable bed, and are set to have different air pressures, so that the comfort of the inflatable bed is improved. In response to this situation, a multi-channel air pump is developed.
The prior multi-channel air pump is generally provided with a power switch and a channel selection switch. When the user uses the multi-channel air pump, the power switch needs to be turned on, and meanwhile, the corresponding channel is selected through the channel selection switch to be inflated or deflated. After the use, the power switch still needs to be turned off, and the channel selection switch is turned off the channel at the same time. This makes it necessary for the user to operate two switches when using the multi-channel air pump, which is cumbersome to operate. And after the use, the user often forgets to close the channel selection switch, and the gas of the inflatable product leaks from the corresponding channel, so that the use of the inflatable product is influenced.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model aims to provide a structure is adjusted to mechanical type pumping leak protection gas, it can simplify the use of user to the multichannel air pump, avoids aerifing the product gas leakage simultaneously.
In order to achieve the above object, the utility model adopts the following technical scheme:
an air leakage prevention adjusting structure of a mechanical pump is applied to a multi-channel pump, and the multi-channel pump comprises a body, an air pump assembly and a channel switching structure which are arranged in the body, and a panel matched with the body; the adjusting structure is matched on the panel and comprises a channel selecting knob, a rotating disc and a power switch, and the channel selecting knob is rotatably arranged on the panel; the turntable is arranged in the body, the upper end of the turntable is connected with the gate knob, and the lower end of the turntable is matched with the channel switching component; the turntable is provided with a convex edge and a notch; the power switch is provided with a button for controlling the on-off of the power supply, and the button is selectively matched with the convex edge and the notch of the rotary disc.
The body is provided with at least two air chamber interfaces for connecting inflatable products; the channel switching structure comprises at least two groups of channel switching assemblies, each channel switching assembly comprises an ejector rod and an ejector rod fixing plate, the ejector rods penetrate through the ejector rod fixing plates, the upper ends of the ejector rods are connected with the rotary table, and the lower ends of the ejector rods are selectively matched with air chamber interfaces on the body.
The channel switching assembly further comprises an elastic piece and an ejector rod connecting piece, the ejector rod connecting piece is connected with the upper portion of the ejector rod, the spring sleeve is arranged outside the ejector rod, the lower end of the spring is abutted to the ejector rod fixing plate, and the upper end of the spring is abutted to the ejector rod connecting piece.
The lower end of the ejector rod is connected with a sealing ring.
The air pump assembly comprises a motor, a pump body, blades and a pump cover, the pump cover and the pump body are matched to form a pump cavity, the blades are arranged in the pump cavity, and the motor is arranged outside the pump cavity and connected with the blades; and two air vents are arranged on the pump cover, one air vent is communicated with the outside, and the other air vent is communicated with the inner cavity of the body.
The multi-channel pump further comprises an inflation and deflation switching assembly.
The inflation and deflation switching assembly comprises an inflation core and a push rod, the push rod is slidably arranged on the panel, and one side of the push rod is provided with a rack; the upper end of the air exchange core is communicated with the outside, the lower end of the air exchange core is selectively communicated with the two air vents of the pump cover, and the upper part of the air exchange core is provided with a gear meshed with the rack of the push rod.
The inflation and deflation switching assembly further comprises a switch fixing plate, the switch fixing plate is connected in the body, and the push rod is slidably arranged on the switch fixing plate.
After the scheme is adopted, the rotary disc is provided with the convex edge and the notch, and when the convex edge on the rotary disc is matched with the button, the button is pressed; when the notch on the rotary disc is matched with the button, the button is bounced open. Whether the button is pressed or not corresponds to whether the power supply is conducted or not. The gate knob is connected with the power supply of the air pump assembly when the inflation channel is selected to be opened, and is disconnected with the power supply of the air pump assembly when the air pump channel is closed. The user only needs to operate the gate knob to complete the control of the two functions, thereby facilitating the operation of the user and effectively avoiding the air leakage of the inflatable product caused by the omission of the operation.
Drawings
FIG. 1 is a schematic view of the pump assembly of the present invention;
FIG. 2 is a schematic view of the assembly structure of the present invention;
FIG. 3 is a schematic diagram of the adjustment mechanism with the pump off;
FIG. 4 is a cross-sectional view of the pump in the off state;
FIG. 5 is a schematic diagram of the adjustment mechanism in the pump use state;
fig. 6 is a cross-sectional view of the pump in use.
Description of reference numerals:
a body 10; an air chamber interface 11;
a panel 20;
a gate knob 31; a turntable 32; a raised edge 321; a notch 322; a power switch 33; a button 331;
a channel switching component 40; a push rod connecting piece 41; a spring 42; a top bar 43; a top rod fixing plate 44; a seal ring 45;
an air pump assembly 50; a pump cover 51; the blades 52; a pump body 53; a motor 54;
an inflation/deflation switching unit 60; a ventilation core 61; a gear 611; a push rod 62; a rack 621; a switch fixing plate 63.
Detailed Description
As shown in fig. 1-6, the present invention discloses a mechanical pumping anti-air-leakage adjusting structure, which is applied to a multi-channel pumping. The multi-channel pump includes a body 10, an air pump assembly 50 and a channel switching structure provided in the body 10, and a panel 20 fitted on the body 10. The utility model discloses an adjust the structure cooperation on panel 20, it includes gate knob 31, carousel 32 and switch 33, and wherein, gate knob 31 rotationally sets up on panel 20. The rotary disc 32 is arranged in the body 10, the upper end of the rotary disc is connected with the gate knob 31, the lower end of the rotary disc is matched with the channel switching component 40, and the rotary disc 32 is provided with a convex edge 321 and a notch 322. The power switch 33 is provided with a button 331 for controlling the power on/off, and the button 331 selectively cooperates with the protruding edge 321 and the notch 322 of the rotary disc 32.
The utility model arranges a convex edge 321 and a gap 322 on the turntable 32, when the convex edge 321 on the turntable 32 is matched with the button 331, the button 331 is pressed; when the notch 322 on the dial 32 is engaged with the button 331, the button 331 pops open. Whether the button 331 is pressed or not corresponds to whether the power is turned on or not. In this embodiment, when the button 331 is pressed, the power is turned on, and when the button 331 is flicked, the power is turned off. Therefore, when the gate knob 31 is rotated to the open state and the corresponding inflation channel is selected, the protrusion 321 of the rotary plate 32 is engaged with the button 331, the button 331 is pressed, the power of the pump is turned on, and the air pump assembly 50 starts to operate to inflate or deflate. When the gate knob 31 is rotated to the off state, the notch 322 of the rotary plate 32 is engaged with the button 331, the power is cut off, and the air pump assembly 50 stops operating. That is, the gate knob 31 simultaneously turns on the power of the air pump assembly 50 when the inflation passage is selected to be opened, and turns off the power of the air pump assembly 50 when the air pump passage is closed. The user only needs to operate the gate knob 31 to complete the control of the two functions, thereby facilitating the operation of the user and effectively avoiding the air leakage of the inflatable product caused by the missing operation of the user.
The correspondence between the button 331 on the power switch 33 and the power on-off state can be adjusted according to actual conditions. For example, it is also possible to provide: when the button 331 is flipped open, the corresponding power is turned on, and when the button 331 is pressed, the corresponding power is turned off.
The body 10 is provided with at least two air chamber interfaces 11 for connecting inflatable products. Correspondingly, the channel switching structure comprises at least two sets of channel switching assemblies 40, each channel switching assembly 40 comprises a top rod 43 and a top rod fixing plate 44, the top rods 43 penetrate through the top rod fixing plates 44, the upper ends of the top rods 43 are connected with the rotary table 32, and the lower ends of the top rods 43 are selectively matched with the air chamber interfaces 11 on the body 10. When the push rod 43 rotates with the turntable 32 to the air chamber interface 11, it indicates that the air chamber interface 11 is closed. The two-channel pump shown in this embodiment, therefore, two air chamber interfaces 11, that is, a first air chamber interface and a second air chamber interface, are arranged on the body 10, the channel switching structure includes three sets of channel switching assemblies 40, and the three sets of channel switching assemblies 40 are matched with the two air chamber interfaces 11, so that the gate knob 31 of this embodiment can have four gears, that is, gate the first air chamber interface, gate the second air chamber interface, gate the first air chamber interface and the second air chamber interface at the same time, and close the first air chamber interface and the second air chamber interface.
In this embodiment, the channel switching assembly 40 further includes an elastic member and a connecting member 41 for the top rod 43, the connecting member 41 for the top rod 43 is connected to the upper portion of the top rod 43, the spring 42 is sleeved outside the top rod 43, the lower end of the spring 42 is abutted to the fixing plate for the top rod 43, and the upper end is abutted to the connecting member 41 for the top rod 43. The lower end of the push rod 43 is connected with a sealing ring 45. The spring 42 can fasten the connection between the push rod 43 and the push rod fixing plate 44, and the sealing ring 45 can enhance the sealing effect of the push rod 43 on the air chamber interface 11.
In this embodiment, the air pump assembly 50 includes a motor 54, a pump body 53, vanes 52 and a pump cover 51, the pump cover 51 and the pump body 53 cooperate to form a pump cavity, the vanes 52 are disposed in the pump cavity, and the motor 54 is disposed outside the pump cavity and connected to the vanes 52. The pump cover 51 is provided with two air ports, one of which is communicated with the outside, and the other is communicated with the inner cavity of the body 10. When the power switch 33 is turned on, the motor 54 starts to rotate, thereby performing the inflation or deflation operation.
In this embodiment, the multi-channel pump further includes an inflation/deflation switching assembly 60, the inflation/deflation switching assembly 60 includes an inflation core 61, a push rod 62, and a switch fixing plate 63, the push rod 62 is slidably disposed on the panel 20, and a rack 621 is disposed on one side of the push rod 62; the upper end of the ventilation core 61 is communicated with the outside, the lower end is selectively communicated with two air vents of the pump cover 51, and the upper part of the ventilation core 61 is provided with a gear 611 meshed with a rack 621 of the push rod 62. The switch fixing plate 63 is connected to the inside of the body 10, and the push rod 62 is slidably disposed on the switch fixing plate 63. During the process of pushing the push rod 62, the rack 621 on the push rod 62 cooperates with the gear 611 to drive the air change core 61 to rotate, so as to select which air vent on the pump cover 51 communicates with the outside, and determine whether the pump is used for inflation or deflation.
To sum up, the key point of the present invention is that the rotary disk 32 is provided with a convex edge 321 and a notch 322, and when the convex edge 321 on the rotary disk 32 is matched with the button 331, the button 331 is pressed down; when the notch 322 on the dial 32 is engaged with the button 331, the button 331 pops open. Whether the button 331 is pressed or not corresponds to whether the power is turned on or not. The gate knob 31 simultaneously turns on the power of the air pump assembly 50 when the inflation passage is selected to be opened, and turns off the power of the air pump assembly 50 when the air pump passage is closed. The user only needs to operate the gate knob 31 to complete the control of the two functions, thereby facilitating the operation of the user and effectively avoiding the air leakage of the inflatable product caused by the missing operation of the user.
The above description is only an 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 (8)
1. The utility model provides a structure is adjusted to mechanical type pumping leak protection gas which characterized in that: the adjusting structure is applied to a multi-channel pump, and the multi-channel pump comprises a body, an air pump assembly and a channel switching structure which are arranged in the body, and a panel matched with the body; the adjusting structure is matched on the panel and comprises a channel selecting knob, a rotating disc and a power switch, and the channel selecting knob is rotatably arranged on the panel; the turntable is arranged in the body, the upper end of the turntable is connected with the gate knob, and the lower end of the turntable is matched with the channel switching component; the turntable is provided with a convex edge and a notch; the power switch is provided with a button for controlling the on-off of the power supply, and the button is selectively matched with the convex edge and the notch of the rotary disc.
2. The mechanical pumping air leakage prevention adjusting structure of claim 1, wherein: the body is provided with at least two air chamber interfaces for connecting inflatable products; the channel switching structure comprises at least two groups of channel switching assemblies, each channel switching assembly comprises an ejector rod and an ejector rod fixing plate, the ejector rods penetrate through the ejector rod fixing plates, the upper ends of the ejector rods are connected with the rotary table, and the lower ends of the ejector rods are selectively matched with air chamber interfaces on the body.
3. The mechanical pumping air leakage prevention adjusting structure of claim 2, wherein: the channel switching assembly further comprises an elastic piece and an ejector rod connecting piece, the ejector rod connecting piece is connected with the upper portion of the ejector rod, the elastic piece is sleeved outside the ejector rod, the lower end of the elastic piece is abutted to the ejector rod fixing plate, and the upper end of the elastic piece is abutted to the ejector rod connecting piece.
4. The mechanical pump air leakage prevention adjusting structure according to claim 2 or 3, wherein: the lower end of the ejector rod is connected with a sealing ring.
5. The mechanical pumping air leakage prevention adjusting structure of claim 1, wherein: the air pump assembly comprises a motor, a pump body, blades and a pump cover, the pump cover and the pump body are matched to form a pump cavity, the blades are arranged in the pump cavity, and the motor is arranged outside the pump cavity and connected with the blades; and two air vents are arranged on the pump cover, one air vent is communicated with the outside, and the other air vent is communicated with the inner cavity of the body.
6. The mechanical pumping air leakage prevention adjusting structure of claim 5, wherein: the multi-channel pump further comprises a charging and discharging switching component.
7. The mechanical pumping air leakage prevention adjusting structure of claim 6, wherein: the inflation and deflation switching assembly comprises an inflation core and a push rod, the push rod is slidably arranged on the panel, and one side of the push rod is provided with a rack; the upper end of the air exchange core is communicated with the outside, the lower end of the air exchange core is selectively communicated with the two air vents of the pump cover, and the upper part of the air exchange core is provided with a gear meshed with the rack of the push rod.
8. The mechanical pumping air leakage prevention adjusting structure of claim 7, wherein: the inflation and deflation switching assembly further comprises a switch fixing plate, the switch fixing plate is connected in the body, and the push rod is slidably arranged on the switch fixing plate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123295362.2U CN216842324U (en) | 2021-12-24 | 2021-12-24 | Structure is adjusted to mechanical type pumping leak protection gas |
| PCT/IB2022/062750 WO2023119254A1 (en) | 2021-12-24 | 2022-12-23 | An air leak proof regulating structure of a mechanical pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123295362.2U CN216842324U (en) | 2021-12-24 | 2021-12-24 | Structure is adjusted to mechanical type pumping leak protection gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216842324U true CN216842324U (en) | 2022-06-28 |
Family
ID=82109635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123295362.2U Active CN216842324U (en) | 2021-12-24 | 2021-12-24 | Structure is adjusted to mechanical type pumping leak protection gas |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN216842324U (en) |
| WO (1) | WO2023119254A1 (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW404248U (en) * | 1998-10-09 | 2000-09-01 | Lin Mei Ting | Air-cushion bed structure with two-section exchangeable lateral positioning |
| EP3717782B1 (en) * | 2017-11-27 | 2024-04-24 | Intex Marketing Ltd. | Manual inflation and deflation adjustment structure of a pump |
| CN211116501U (en) * | 2019-08-21 | 2020-07-28 | 明达实业(厦门)有限公司 | Mechanical rotary switching air pump |
-
2021
- 2021-12-24 CN CN202123295362.2U patent/CN216842324U/en active Active
-
2022
- 2022-12-23 WO PCT/IB2022/062750 patent/WO2023119254A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023119254A1 (en) | 2023-06-29 |
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