CN216020721U

CN216020721U - Liquid foam dispensing device easy to press

Info

Publication number: CN216020721U
Application number: CN202122379957.XU
Authority: CN
Inventors: 宁庆军; 余忠胜
Original assignee: Shanghai Baobo Commodity Co ltd
Current assignee: Shanghai Baobo Commodity Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-03-15
Anticipated expiration: 2031-09-29

Abstract

The utility model provides an easy liquid foam dispensing device who presses, includes the container, is provided with the cylinder body in the container, including the container, is provided with the cylinder body in the container, and the cylinder body includes liquid extraction mechanism, air pressurization mechanism and liquid air mixing mechanism, liquid air mixing mechanism include a blender, its characterized in that: the mixer is provided with a connecting rod, a spring is arranged between the connecting rod and the cylinder body, and the spring is composed of a conical spiral spring or a double spiral spring. Because the characteristic line of the conical spiral spring is nonlinear, the pressure of the spring is firstly loosened and then tightened, and the force required by pressing can be reduced. The double-spiral spring has compact structure, ensures the resetting capability and the pressure capability of the spring, increases the durability and the firmness of the spring and prolongs the service life of the liquid distribution device.

Description

Liquid foam dispensing device easy to press

Technical Field

The utility model relates to human living goods, in particular to a liquid dispensing device, and particularly relates to an easily-pressed liquid foam dispensing device.

Background

At present, liquid is generally dispensed by a liquid dispensing device, the content to be dispensed is not in a foam shape (liquid or gel shape), such as liquid detergent or hand sanitizer and the like which are frequently used in daily life, the content pumped out of the liquid dispensing device is easy to lose, so that the content cannot be fully utilized, and the content cannot be fully contacted with an object in use.

Liquid foaming is mainly carried out by adding foaming active agent into liquid, generating foam in the mixing process of the liquid and gas, and foaming the liquid through a liquid foaming distribution device.

Some liquid foaming dispensing devices are available on the market, but the foaming dispensing is performed by a liquid pump, and through comparative analysis, the applicant considers that the following problems exist in the liquid dispensing devices on the existing market: in the use process, the spring is hard, so that the pressing is too laborious and the use is inconvenient. In addition, frequent pressing tends to decrease the spring's ability to be compressed and return speed, making the spring less durable and reducing the life of the fluid dispensing device.

Disclosure of Invention

The utility model aims to provide an easily-pressed liquid foam dispensing device, which aims to solve the technical problems that a spring in the liquid dispensing device in the prior art is easy to age, is not durable and is pressed too hard.

The utility model relates to an easily-pressed liquid foam dispensing device, which comprises a container, wherein a cylinder body is arranged in the container, the container comprises a container, the cylinder body is arranged in the container, the cylinder body comprises a liquid extracting mechanism, an air pressurizing mechanism and a liquid-air mixing mechanism, the liquid-air mixing mechanism comprises a mixer, and the easily-pressed liquid foam dispensing device is characterized in that: the mixer is provided with a connecting rod, a spring is arranged between the connecting rod and the cylinder body, and the spring is composed of a conical spiral spring or a double spiral spring.

Furthermore, a lantern ring is arranged on the cylinder body, the lower end of the lantern ring is fixedly connected with the container through threads, a pressing device is arranged on the lantern ring and provided with a foam inlet and a foam outlet, an air supplementing channel is arranged between the pressing device and the lantern ring, a mixer is arranged in the lantern ring, the upper end of the mixer is arranged in the foam inlet of the pressing device, a first spigot is arranged in the mixer, a connecting rod is arranged below the first spigot, a liquid channel is arranged in the connecting rod, an air piston is arranged on the lower side of the mixer and sleeved on the connecting rod, the air piston is provided with an upper sealing lip edge and a lower sealing lip edge, the upper sealing lip edge and the lower sealing lip edge are connected with the inner wall of the cylinder body in a sealing manner, an inwards concave lubricant storage groove is formed by the upper sealing lip edge and the air piston, an air channel is arranged between the air piston, the mixer and the connecting rod, and an air supplementing hole is arranged in the air piston, an air valve is arranged at the lower side of the air piston, the air valve covers the air supplementing hole, a second spigot is arranged at the outer side of the connecting rod below the air piston, a spring buckle is arranged in the cylinder body and is arranged below the second spigot, the spring buckle is connected with the inner wall of the cylinder body in a sealing manner, the spring is sleeved on the connecting rod between the spring buckle and the second spigot, an air chamber is formed between the air piston, the connecting rod and the cylinder body, an air pressure balance hole is arranged in the cylinder body wall between the lower side of the spring buckle and the liquid piston, a third spigot is arranged at the outer side of the connecting rod below the second spigot, a liquid piston is arranged between the connecting rod and the spring buckle and is arranged below the third spigot, a liquid through hole is arranged in the side wall of the bottom end of the connecting rod, the bottom of the liquid piston blocks the liquid through hole, and the bottom of the liquid piston is connected with the inner wall of the cylinder body in a sealing manner, the bottom of cylinder body forms the liquid cavity, and the bottom of cylinder body is provided with liquid inlet, is provided with the liquid valve in the liquid inlet, and the downside of liquid inlet is connected with the straw, container, cylinder body, lantern ring, presser, blender, connecting rod, air piston, air valve, spring buckle, spring, liquid piston, liquid valve, straw constitute by the plastic.

Compared with the prior art, the utility model has positive and obvious effect. Because the characteristic line of the conical spiral spring is nonlinear, the pressure of the spring is firstly loosened and then tightened, and the force required by pressing can be reduced. The double-spiral spring has compact structure, ensures the resetting capability and the pressure capability of the spring, increases the durability and the firmness of the spring and prolongs the service life of the liquid distribution device.

Drawings

Fig. 1 is a schematic view of an easy to press liquid foam dispensing apparatus of the present invention in a pre-press state.

Fig. 2 is a schematic view of a liquid foam dispensing device of the present invention in a post-compression state.

Fig. 3 is a schematic view of a depressor in an easily depressible liquid foam dispensing apparatus of the present invention.

Fig. 4 is a schematic view of a collar in an easy to press liquid foam dispensing apparatus of the present invention.

Fig. 5 is a schematic view of a mixer in an easy-to-press liquid foam dispensing apparatus of the present invention.

Fig. 6 is a schematic view of an air piston in an easy to press liquid foam dispensing apparatus of the present invention.

FIG. 7 is a schematic view of an air valve in a dispensing device for easily dispensing liquid foam in accordance with the present invention.

Fig. 8 is a schematic view of a linkage in an easy to press liquid foam dispensing apparatus of the present invention.

Fig. 9 is a schematic view of a container in an easy-to-press liquid foam dispensing apparatus of the present invention.

Fig. 10 is a schematic view of a spring catch in an easy to press liquid foam dispensing apparatus of the present invention.

Fig. 11 is a schematic view of a cylinder in an easy to press liquid foam dispensing apparatus of the present invention.

Fig. 12 is a schematic view of a liquid piston in an easy to press liquid foam dispensing apparatus of the present invention.

Detailed Description

Example 1

As shown in fig. 1-12, the easy-to-press liquid foam dispensing device of the present invention comprises a container 1, a cylinder 2 is arranged in the container 1, the container 1 comprises the container 1, the cylinder 2 is arranged in the container 1, the cylinder 2 comprises a liquid extracting mechanism, an air pressurizing mechanism and a liquid-air mixing mechanism, the liquid-air mixing mechanism comprises a mixer 8, and the easy-to-press liquid foam dispensing device is characterized in that: the mixer 8 is provided with a connecting rod 10, a spring 18 is arranged between the connecting rod 10 and the cylinder body 2, and the spring 18 is composed of a conical spiral spring or a double spiral spring.

Further, a sleeve ring 3 is arranged on the cylinder body 2, the lower end of the sleeve ring 3 is fixedly connected with the container 1 through threads, a pressing device 4 is arranged on the sleeve ring 3, the pressing device 4 is provided with a foam inlet 5 and a foam outlet 6, an air supplementing channel 7 is arranged between the pressing device 4 and the sleeve ring 3, a mixer 8 is arranged in the sleeve ring 3, the upper end of the mixer 8 is arranged in the foam inlet 5 of the pressing device 4, a first spigot 9 is arranged in the mixer 8, a connecting rod 10 is arranged below the first spigot 9, a liquid channel 11 is arranged in the connecting rod 10, an air piston 12 is arranged on the lower side of the mixer 8, the air piston 12 is sleeved on the connecting rod 10, the air piston 12 is provided with an upper sealing lip 30 and a lower sealing lip 31, the upper sealing lip 30 and the lower sealing lip 31 are connected with the inner wall of the cylinder body 2 in a sealing manner, the upper sealing lip 30 and the air piston 12 form an inwards concave lubricant storage groove 32, an air channel 13 is arranged among the air piston 12, the mixer 8 and the connecting rod 10, an air supplementing hole 14 is arranged in the air piston 12, an air valve 15 is arranged at the lower side of the air piston 12, the air valve 15 covers the air supplementing hole 14, a second spigot 16 is arranged at the outer side of the connecting rod 10 and below the air piston 12, a spring buckle 17 is arranged in the cylinder body 2, the spring buckle 17 is arranged below the second spigot 16, the spring buckle 17 is hermetically connected with the inner wall of the cylinder body 2, a spring 18 is sleeved on the connecting rod 10 between the spring buckle 17 and the second spigot 16, an air chamber 19 is formed among the air piston 12, the connecting rod 10, the spring buckle 17 and the cylinder body 2, an air pressure balance hole 20 is arranged in the wall of the cylinder body 2 between the lower side of the spring buckle 17 and the liquid piston 22, a third spigot 21 is arranged at the outer side of the connecting rod 10 and below the second spigot 16, a liquid piston 22 is arranged between the connecting rod 10 and the spring buckle 17, the liquid piston 22 is arranged below the third spigot 21, a liquid through hole 23 is arranged in the side wall of the bottom end of the connecting rod 10, the bottom of the liquid piston 22 blocks the liquid through hole 23, the bottom of the liquid piston 22 is hermetically connected with the inner wall of the cylinder 2, a liquid chamber 24 is formed at the bottom of the cylinder 2, a liquid inlet 25 is arranged at the bottom end of the cylinder 2, a liquid valve 26 is arranged in the liquid inlet 25, a suction pipe 27 is connected to the lower side of the liquid inlet 25, and the container 1, the cylinder 2, the lantern ring 3, the presser 4, the mixer 8, the connecting rod 10, the air piston 12, the air valve 15, the spring buckle 17, the spring 18, the liquid piston 22, the liquid valve 26 and the suction pipe 27 are all made of plastic.

The working principle of the embodiment is as follows:

when the presser 4 is pressed, the connecting rod 10 drives the air piston 12 to move downwards, at this time, the pressure in the air chamber 19 is increased, so that the air valve 15 immediately seals the air supplement hole 14, the high-pressure air in the air chamber 19 is sprayed upwards along the air channel 13, meanwhile, the liquid piston 22 slides for a certain distance along with the delay of the connecting rod 10, the liquid through hole 23 is opened, and the liquid in the liquid chamber 24 moves upwards along with the liquid channel 11 to meet the high-pressure air in the first spigot 9 of the mixer 8 and be fully mixed to generate foam.

When the presser 4 rebounds, the spring 18 pushes the connecting rod 10 to move upwards, and simultaneously drives the air piston 12 to slide upwards, at this time, the pressure of the air chamber 19 of the cylinder 2 is reduced, the air valve 15 opens the air supplement hole 14 immediately, and the air with the external 1 atmospheric pressure is supplemented back to the air chamber 19 of the cylinder 2 through the air supplement channel 7 and the air supplement hole 14. Meanwhile, the connecting rod 10 drives the liquid piston 22 to move upwards, the volume of the liquid chamber 24 is increased, the liquid piston 22 immediately seals the liquid through hole 23, the pressure of the liquid chamber 24 is reduced, and the liquid in the container 1 at one atmospheric pressure pushes the liquid valve 26 to be filled into the liquid chamber 24 of the cylinder body.

When the liquid piston 22 is pushed to the lower end position, the high-pressure gas of the gas chamber 19 enters the container 1 through the gas pressure equalizing hole 20, thereby equalizing the gas pressure.

The liquid foam dispensing device of the utility model is simple and convenient to use by containing hand sanitizer, shampoo, perfume, beverage or various liquids in the container 1 and finally outputting foam liquid. The water consumption is reduced, and the effects of energy conservation and environmental protection are achieved. The liquid foam dispensing device overcomes the defects of the prior art, and is good in sealing effect, rich in foam and smooth in pressing.

The effect of this embodiment: because the characteristic line of the conical spiral spring is nonlinear, the pressure of the spring is firstly loosened and then tightened, and the force required by pressing can be reduced. In addition, the double-spiral spring has compact structure, thereby not only ensuring the resetting capability and the pressure capability of the spring, but also increasing the durability and the firmness of the spring and prolonging the service life of the liquid distribution device.

Claims

1. A liquid foam dispensing apparatus that is easy to press, characterized by: including container (1), be provided with cylinder body (2) in container (1), cylinder body (2) are including liquid extraction mechanism, air pressurization mechanism and liquid air mixing mechanism, liquid air mixing mechanism include a blender (8), be provided with connecting rod (10) in blender (8), be provided with one spring (18), its characterized in that between connecting rod (10) and cylinder body (2): the spring (18) is formed of a conical coil spring or a double coil spring.

2. A dispensing device for easy-to-press liquid foam as defined in claim 1 wherein: the device is characterized in that a sleeve ring (3) is arranged on the cylinder body (2), the lower end of the sleeve ring (3) is fixedly connected with the container (1) through threads, a pressing device (4) is arranged on the sleeve ring (3), the pressing device (4) is provided with a foam inlet (5) and a foam outlet (6), an air supplementing channel (7) is arranged between the pressing device (4) and the sleeve ring (3), a mixer (8) is arranged in the sleeve ring (3), the upper end of the mixer (8) is arranged in the foam inlet (5) of the pressing device (4), a first spigot (9) is arranged in the mixer (8), a connecting rod (10) is arranged below the first spigot (9), a liquid channel (11) is arranged in the connecting rod (10), an air piston (12) is arranged on the lower side of the mixer (8), the air piston (12) is sleeved on the connecting rod (10), the air piston (12) is provided with an upper sealing lip edge (30) and a lower sealing lip edge (31), the upper sealing lip edge (30) and the lower sealing lip edge (31) are connected with the inner wall of the cylinder body (2) in a sealing way, the upper sealing lip edge (30) and the air piston (12) form an inwards concave lubricant storage tank (32), an air channel (13) is arranged between the air piston (12), the mixer (8) and the connecting rod (10), an air supplementing hole (14) is arranged in the air piston (12), an air valve (15) is arranged at the lower side of the air piston (12), the air valve (15) covers the air supplementing hole (14), a second spigot (16) is arranged at the lower side of the air piston (12) at the outer side of the connecting rod (10), a spring buckle (17) is arranged in the cylinder body (2), the spring buckle (17) is arranged at the lower side of the second spigot (16), the spring buckle (17) is connected with the inner wall of the cylinder body (2) in a sealing way, the spring (18) is sleeved on the connecting rod (10) between the spring buckle (17) and the second spigot (16), a gas chamber (19) is formed between the air piston (12), the connecting rod (10), the spring buckle (17) and the cylinder body (2), an air pressure balance hole (20) is formed in the wall of the cylinder body (2) between the lower side of the spring buckle (17) and the liquid piston (22), a third spigot (21) is arranged on the outer side of the connecting rod (10) below the second spigot (16), a liquid piston (22) is arranged between the connecting rod (10) and the spring buckle (17), the liquid piston (22) is arranged below the third spigot (21), a liquid through hole (23) is formed in the side wall of the bottom end of the connecting rod (10), the liquid through hole (23) is blocked by the bottom of the liquid piston (22), the bottom of the liquid piston (22) is hermetically connected with the inner wall of the cylinder body (2), a liquid chamber (24) is formed at the bottom of the cylinder body (2), a liquid inlet (25) is formed at the bottom end of the cylinder body (2), and a liquid valve (26) is arranged in the liquid inlet (25), the lower side of the liquid inlet (25) is connected with a suction pipe (27), and the container (1), the cylinder body (2), the lantern ring (3), the pressing device (4), the mixer (8), the connecting rod (10), the air piston (12), the air valve (15), the spring buckle (17), the spring (18), the liquid piston (22), the liquid valve (26) and the suction pipe (27) are all made of plastic.