Inflation and deflation air valve of massage chair air bag

Abstract

The utility model relates to an inflating and deflating air valve for an air bag of a massage chair, which comprises an upper shell and a lower shell which are combined together, a plurality of air valve cabins arranged in rows are arranged on the lower shell, memory alloy valve groups are arranged in the air valve cabins, an air inlet cabin and a plurality of air outlet cabins are arranged above the upper shell, and the air inlet cabin and the air outlet cabins are connected with the air inlet cabin. The air outlet cabins are communicated with the air valve cabin through a vent groove, the front end of each air outlet cabin is communicated with an air outlet nozzle, the upper shell is further provided with an upper cover plate, and the upper cover plate seals the air inlet cabin and the air outlet cabins respectively; an air inlet nozzle is arranged on the upper shell; and the air inlet nozzle cabin is adjacent to the air inlet cabin and is communicated with the air inlet cabin through an air inlet gap. The utility model has the beneficial effects that the inflation and deflation of the air bag can be accurately controlled by the inflation and deflation air valve with small volume, different massage forces and rhythms can be realized, the pressure and working mode of the air bag can be flexibly adjusted according to the requirements of a user and the setting of a massage program, and the air bag does not occupy too much space.

Description

Technical Field

[0001] The utility model relates to an air charging and discharging valve in a massage chair. Background Art

[0002] The massage chair of the prior art has multiple air bags, and the air bags are adjusted in softness and hardness by means of inflating and deflating air valves.

[0003] The air charging and discharging valve is an important component in the airbag system of a massage chair.

[0004] It is mainly responsible for controlling the inflation and deflation process of the airbag. The air valve is usually operated by electromagnetic control or mechanical control.

[0005] During the operation of the air valve, the on and off of the current will drive the movement of the valve core, thereby opening or closing the air path, realizing precise control of the inflation and exhaust of the airbag, and being able to quickly adjust the pressure and working state of the airbag according to the settings of the massage program.

[0006] The quality and performance of the air valve directly impacts the effectiveness and comfort of a massage chair's airbags. High-quality valves provide stable and accurate air pressure control, making the chair's airbag massage more tailored to the body's needs and providing a superior massage experience.

[0007] However, the existing inflation and deflation valves have a large inflation and deflation volume and generate a large noise during operation, which affects the user experience. Utility Model Content

[0008] In order to overcome the shortcomings of existing inflation and deflation valves, such as large size and high noise, the utility model provides an inflation and deflation valve for an air bag of a massage chair.

[0009] The technical solution of the utility model to solve its technical problems is: an air filling and discharging valve for a massage chair airbag, comprising an upper shell and a lower shell combined together, the lower shell being provided with a plurality of air valve cabins arranged in a row, the air valve cabins being provided with a memory alloy valve group, an air inlet cabin and a plurality of air outlet cabins being provided above the upper shell, the air inlet cabin being provided with a valve hole connecting the air valve cabin and the air inlet cabin, the air outlet cabin being connected to the air valve cabin through a ventilation groove, the front end of each air outlet cabin being connected to an air outlet nozzle, the upper shell being further provided with an upper cover plate, the upper cover plate sealing the air inlet cabin and the air outlet cabin respectively; an air inlet nozzle being provided on the upper shell, the air inlet nozzle being installed on and connected to the air inlet nozzle cabin, the air inlet nozzle cabin being adjacent to the air inlet cabin and connected through an air inlet notch.

[0010] Furthermore, the air intake notch is located at one side of the bottom of the air intake compartment, and the cross-section of the air intake notch is rectangular.

[0011] A preferred embodiment of a memory alloy valve group comprises terminal seats at both ends, a memory alloy wire arranged on the terminal seats, and a movable valve block mounted on the memory alloy wire. A return spring is provided on one side of the movable valve block and a plug is provided on the upper end of the movable valve block, wherein the plug can block the valve hole.

[0012] In order to facilitate the installation of the wiring seat, mounting parts are provided on both sides of the air valve cabin, and a crack groove is provided on the mounting part, and the wiring seat is installed and fixed in the crack groove.

[0013] The wiring seat is further optimized, wherein the lower end of the wiring seat is provided with a mounting foot, the upper end is provided with a wiring portion, the memory alloy wire is fixed on the wiring portion, and the wiring seat is inserted into the crack groove through the mounting foot.

[0014] For the convenience of installation, a bottom plate is further provided below the lower shell, and a plurality of through holes are provided on the bottom plate corresponding to the lower shell, and the lower shell is fixed on the bottom plate.

[0015] In order to prevent the air outlet nozzle from being damaged during use, an air outlet nozzle guard plate is further provided at the lower end of the air outlet nozzle, and one side of the air outlet nozzle guard plate is fixed to the upper shell.

[0016] A preferred embodiment of an air outlet cabin is that the front end of the air outlet cabin is shallow and the rear end is deep, the ventilation groove is located at the front end of the air outlet cabin, and the air outlet nozzle is located at the rear end of the air outlet cabin.

[0017] In order to reduce noise, the air outlet compartment is shallow at the front end and deep at the rear end, and the lower surface has a smooth transition.

[0018] In order to reduce noise, the air intake compartment is divided into two parts: a hole arrangement area and a ventilation area. The hole arrangement area and the ventilation area are connected. The valve hole is located in the hole arrangement area, and the air intake notch is located in the ventilation area.

[0019] When the utility model is in use, the air pump is connected to the air inlet nozzle, and then the air bag connecting pipe of the massage chair is connected to the air outlet nozzle. The switch of the memory alloy valve group can be controlled by the control chip to control each air bag. The utility model is very convenient and compact. When maintenance is required, the upper shell, the lower shell and the upper cover can also be disassembled, which is very convenient for maintenance.

[0020] The beneficial effects of this utility model are: 1. A small-volume air valve can accurately control the inflation and deflation of the airbag, achieving different massage intensities and rhythms. The airbag pressure and working mode can be flexibly adjusted according to the user's needs and the setting of the massage program without taking up too much space. 2. The air valve adopts a noise reduction design, which is low in noise. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of an embodiment of the present utility model.

[0022] Figure 2 It is a schematic diagram of removing the upper cover plate according to an embodiment of the present invention.

[0023] Figure 3 It is an exploded schematic diagram of an embodiment of the utility model.

[0024] Figure 4 The figure is an exploded schematic diagram of a memory alloy valve group according to an embodiment of the present invention.

[0025] Figure 5 It is an exploded schematic diagram of the installation structure of the memory alloy valve group in one embodiment of the present utility model. DETAILED DESCRIPTION

[0026] The present invention will be described in further detail below with reference to the accompanying drawings and embodiments.

[0027] Combined with attachment Figures 1 to 5 , a massage chair airbag inflation and deflation air valve, comprising an upper shell 1 and a lower shell 2 combined together, the lower shell 2 being provided with a plurality of air valve cabins 3 arranged in a row, the air valve cabin 3 being provided with a memory alloy valve group 4, an air inlet cabin 5 and a plurality of air outlet cabins 6 being provided above the upper shell 1, the air inlet cabin 5 being provided with a valve hole 7 connecting the air valve cabin 3 and the air inlet cabin 5, the air outlet cabin 6 being connected to the air valve cabin 3 through a vent groove 8, the front end of each air outlet cabin 6 being connected to an air outlet nozzle 9, the upper shell 1 being further provided with an upper cover plate 10, the upper cover plate 10 respectively sealing the air inlet cabin 5 and the air outlet cabin 6; an air inlet nozzle 11 being provided on the upper shell 1, the air inlet nozzle 11 being mounted on and connected to the air inlet nozzle cabin, the air inlet nozzle cabin being adjacent to the inlet cabin 5 and being connected through an air inlet notch 12.

[0028] Furthermore, the air intake notch 12 is located at one side of the bottom of the air intake compartment 5 , and the cross section of the air intake notch 12 is rectangular.

[0029] A preferred embodiment of a memory alloy valve group 4 includes terminal seats 13 at both ends, a memory alloy wire 14 provided on the terminal seat 13, and a movable valve block 15 mounted on the memory alloy wire 14. A return spring 16 is provided on one side of the movable valve block 15, and a plug 17 is provided on the upper end of the movable valve block 15. The plug 17 can block the valve hole 7.

[0030] In order to facilitate the installation of the wiring seat 13 , mounting portions 18 are provided on both sides of the valve compartment 3 . A crack groove 19 is provided on the mounting portion 18 , and the wiring seat 13 is installed and fixed in the crack groove 19 .

[0031] The terminal block 13 is further optimized. The lower end of the terminal block 13 is provided with a mounting foot 20 and the upper end is provided with a terminal portion 21. The memory alloy wire 14 is fixed on the terminal portion 21. The terminal block 13 is inserted into the crack groove 19 through the mounting foot 20.

[0032] For easy installation, a bottom plate 22 is provided below the lower shell 2 . A plurality of through holes are provided on the bottom plate 22 corresponding to the lower shell 2 . The lower shell 2 is fixed on the bottom plate 22 .

[0033] In order to prevent the air outlet nozzle 9 from being damaged during use, an air outlet nozzle guard plate 23 is further provided at the lower end of the air outlet nozzle 9 , and one side of the air outlet nozzle guard plate 23 is fixed on the upper shell 1 .

[0034] A preferred embodiment of the air outlet cabin 6 is that the front end of the air outlet cabin 6 is shallow and the rear end is deep, the ventilation groove 8 is located at the front end of the air outlet cabin 6, and the air outlet nozzle 9 is located at the rear end of the air outlet cabin 6.

[0035] In order to reduce noise, the air outlet chamber 6 is shallow at the front end and deep at the rear end, and the lower surface has a smooth transition.

[0036] To reduce noise, the air intake compartment 5 is divided into a hole arrangement area 24 and a ventilation area 25 . The hole arrangement area 24 and the ventilation area 25 are connected. The valve hole 7 is located in the hole arrangement area 24 , and the air intake notch 12 is located in the ventilation area 25 .

[0037] When the utility model is in use, the air pump is connected to the air inlet nozzle 11, and then the air bag connecting pipe of the massage chair is connected to the air outlet nozzle 9. The switch of the memory alloy valve group 4 can be controlled by the control chip to control each air bag. It is very convenient and compact. When maintenance is required, the upper shell 1, the lower shell 2 and the upper cover can also be disassembled, which is very convenient for maintenance.

[0038] The beneficial effects of this utility model are: 1. A small-volume air valve can accurately control the inflation and deflation of the airbag, achieving different massage intensities and rhythms. The airbag pressure and working mode can be flexibly adjusted according to the user's needs and the setting of the massage program without taking up too much space. 2. The air valve adopts a noise reduction design, which is low in noise.

Claims

1. A massage chair airbag inflation and deflation valve, comprising an upper shell and a lower shell assembled together, the lower shell being provided with a plurality of valve compartments arranged in a row, each of which being provided with a memory alloy valve group, an air inlet compartment and a plurality of air outlet compartments being provided above the upper shell, the air inlet compartment being provided with a valve hole connecting the air inlet compartment and the air inlet compartment, the air outlet compartment being connected to the air valve compartment via a vent groove, the front end of each air outlet compartment being connected to an air outlet nozzle, the upper shell being further provided with an upper cover plate, the upper cover plate sealing the air inlet compartment and the air outlet compartment respectively; characterized in that: An air inlet nozzle is provided on the upper shell body, and the air inlet nozzle is installed on and communicated with the air inlet nozzle cabin. The air inlet nozzle cabin is adjacent to the air inlet cabin and is communicated with through an air inlet notch.

2. The inflation and deflation valve for the massage chair airbag according to claim 1, characterized in that: The air inlet notch is located at one side of the bottom of the air inlet cabin, and the cross section of the air inlet notch is rectangular.

3. The inflation and deflation valve for the massage chair airbag according to claim 1, characterized in that: The memory alloy valve group includes terminal seats at both ends, a memory alloy wire arranged on the terminal seats, and a movable valve block mounted on the memory alloy wire. A return spring is provided on one side of the movable valve block and a plug is provided on the upper end of the movable valve block. The plug can block the valve hole.

4. The inflation and deflation valve for the massage chair airbag according to claim 3, characterized in that: Mounting parts are provided on both sides of the air valve cabin. A crack groove is provided on the mounting part, and the wiring seat is installed and fixed in the crack groove.

5. The inflation and deflation valve for the massage chair airbag according to claim 4, characterized in that: The lower end of the wiring seat is provided with a mounting foot, the upper end is provided with a wiring portion, the memory alloy wire is fixed on the wiring portion, and the wiring seat is inserted into the crack groove through the mounting foot.

6. The inflation and deflation valve for the massage chair airbag according to claim 1, characterized in that: A bottom plate is further provided below the lower shell, and a plurality of through holes are provided on the bottom plate corresponding to the lower shell, and the lower shell is fixed on the bottom plate.

7. The inflation and deflation valve for the massage chair airbag according to claim 1, characterized in that: An air outlet nozzle guard plate is further provided at the lower end of the air outlet nozzle, and one side of the air outlet nozzle guard plate is fixed on the upper shell.

8. The inflation and deflation valve for the massage chair airbag according to claim 1, characterized in that: The front end of the air outlet cabin is shallow and the rear end is deep. The vent groove is located at the front end of the air outlet cabin, and the air outlet nozzle is located at the rear end of the air outlet cabin.

9. The inflation and deflation valve for the massage chair airbag according to claim 8, characterized in that: The air outlet compartment is shallow at the front and deep at the rear, and has a smooth transition on the lower surface.

10. The inflation and deflation valve for the massage chair airbag according to claim 1, characterized in that: The air intake compartment is divided into two parts: a hole arrangement area and a ventilation area. The hole arrangement area and the ventilation area are connected. The valve hole is located in the hole arrangement area, and the air intake notch is located in the ventilation area.

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