Condensing agent aerosol bottle

Abstract

A condensing agent aerosol bottle comprises a gas bottle, a gas bottle cap, a drainage tube and a gas needle, the gas bottle and the gas bottle cap are made of POM or nylon materials, the gas bottle cap is connected with the gas bottle in a sealed mode through ultrasonic welding, a baffle ring is arranged on the lower middle portion of the gas needle in a protruding mode, the gas needle is divided into two parts through the baffle ring, the upper portion is a hollow cylinder with an opening in the upper end, and the lower portion is a solid cylinder. A mounting groove for inserting the upper end of the drainage tube is formed in the middle of the lower end of the gas bottle cap, a step groove is formed between the mounting groove and the center hole, a sealing gasket capable of sealing the gas outlet hole is arranged in the step groove, and the lower end face of the sealing gasket abuts against the upper end face of the drainage tube and the upper end face of the baffle ring in a matched and sealed mode; a spring is supported between the lower end of the baffle ring and the inner wall of the drainage tube, so that the air needle always moves upwards to close the air outlet hole. The utility model has the advantages of stable and firm structure, good sealing property, low cost, stable product performance, no leakage and safety and reliability in use, and can bear higher high temperature and high pressure.

Description

Technical Field

[0001] The utility model belongs to the technical field of cosmetics and relates to a condensing agent aerosol bottle used for cooling cosmetics. Background Art

[0002] Everyone loves beauty. With the development of the times, various cosmetics have been widely introduced into the market to achieve the effects of skin moisturizing and beautification. In order to extend the service life of cosmetics, they should be stored in a cool and dark place, preferably in a refrigerator. The latest research shows that refrigerated cosmetics can achieve a better skin feel and can also stimulate capillaries to accelerate blood circulation. In addition, the cool touch has a good effect on inhibiting inflammation, especially when used after sunburn and allergies.

[0003] Traveling and socializing is a lifestyle for young people nowadays. People who love beauty often carry various cosmetics with them, but refrigerators cannot be carried with them. Therefore, when going out, cosmetics cannot be refrigerated and cannot be kept in the best state. For this reason, a new cosmetic container has been developed on the market.

[0004] Upon investigation, the invention patent with the existing patent application number CN200480000490.X, "A cosmetic container with a cooling device", includes: a cosmetic box; a refrigerant box; a container for accommodating the cosmetic box and the refrigerant box; a cosmetic cooling device, which has a cosmetic cooling pipe and a refrigerant pipeline, wherein the cosmetic cooling pipe is used to cool the cosmetics discharged from the cosmetic box and flowing into the cosmetic cooling pipe, and the refrigerant pipeline is used to cool and discharge the cosmetics in the cosmetic cooling pipe by evaporating the refrigerant discharged from the refrigerant box when the refrigerant flows to a part of the cosmetic cooling pipe and surrounds the cosmetic cooling pipe, and the cosmetic cooling pipe is made of metal material and is located in the cosmetic cooling device; and a cover, which accommodates the cosmetic cooling device and has an outlet for discharging the cooled cosmetics, and the cover can be moved vertically to discharge the cosmetics and refrigerant by squeezing.

[0005] The refrigerant tank in the existing structure is made of metal aluminum, such as Figure 1As shown, it includes an aluminum gas cylinder 10 and an aluminum outer cover 20. A drainage tube 30 is provided in the refrigerant tank 10. The lower end of the drainage tube 30 is inserted into the liquefied gas 80 and the upper end is fixed to the first gasket 60. The aluminum outer cover 20 is wrapped outside the first gasket 60 and the lower end is fixed to the aluminum gas cylinder 10 after being bent. A gas needle 40 is inserted on the aluminum outer cover 20. The lower end of the gas needle 40 is connected to the piston rod in the drainage tube 30. The lower end of the gas needle 40 is supported by a spring 50. A second gasket 70 is lined between the aluminum outer cover 20 and the aluminum gas cylinder 10. The defects of this structure are: using metal aluminum as the material, the cost is high; the structure is complex, and there are two gaskets, the sealing is not ideal, and it is easy to cause leakage; the product stability is not enough, and the high temperature and high pressure resistance performance needs to be improved. Summary of the invention

[0006] The technical problem to be solved by the utility model is to provide a condensing agent aerosol bottle with more stable structure, better sealing, low cost and easy manufacturing in view of the above technical status quo.

[0007] The utility model solves the above-mentioned technical problems by adopting the following technical scheme: a condensing agent aerosol bottle, comprising a gas cylinder, a gas cylinder cap, a drainage tube and a gas needle, characterized in that: the gas cylinder and the gas cylinder cap are made of POM material or nylon material, the gas cylinder cap is sealed and connected to the gas cylinder by ultrasonic welding, a retaining ring is convexly provided along the outer circumference at the lower middle part of the gas needle, the gas needle is divided into an upper and lower part by the retaining ring, the upper part is a hollow cylindrical structure with an opening at the upper end, and the lower part is a solid cylinder, the side of the gas needle is close to the upper end of the retaining ring and is provided with an air outlet hole connected to the hollow structure, the gas cylinder A central hole is provided in the middle of the upper end surface of the cover, through which the upper part of the air supply needle is inserted and moves up and down; a mounting groove is formed in the middle of the lower end of the gas cylinder cover for inserting and positioning the upper end of the drainage tube; a step groove is provided between the upper end of the mounting groove and the central hole; a sealing gasket for closing the air outlet is provided in the step groove; a through hole is provided in the middle of the sealing gasket, through which the upper part of the air supply needle is inserted; the lower end surface of the sealing gasket abuts against and seals with the upper end surfaces of the drainage tube and the baffle ring; a spring is supported between the lower end of the baffle ring of the air needle and the inner wall of the drainage tube, so that the air needle has a tendency to always move upward to close the air outlet.

[0008] As an improvement, the drainage tube is divided into two parts, the upper part is a cylindrical structure with an expanded diameter, and the lower part is a long conical tube with a gradually reduced diameter downward. The upper end of the cylindrical structure is provided with an upper edge protruding outwardly to cooperate with the mounting groove of the gas cylinder cover. The mounting groove is a circular groove coaxial with the center hole. A circle of retaining ribs is protruding at the lower end of the inner wall of the mounting groove. The drainage tube is arranged in the mounting groove through the upper edge to be positioned against the retaining ribs. The lower end of the retaining ribs is formed into an inclined surface to facilitate the insertion of the upper edge of the drainage tube.

[0009] Furthermore, the lower diameter of the air needle is smaller than the upper diameter, the spring sleeve is arranged at the lower part of the air needle, the upper end of the spring abuts against the lower end surface of the retaining ring, and the lower end of the spring abuts against the bottom surface of the cylindrical structure of the drainage tube for support.

[0010] Furthermore, a circular boss is formed in the middle of the upper end surface of the gas cylinder cover, and the center hole and the step groove are respectively opened on the circular boss. The inner diameter of the mounting groove is larger than the inner diameter of the step groove, and the inner diameter of the opening on the drainage tube is smaller than the inner diameter of the mounting groove. After the drainage tube is assembled, its upper end surface is sealed against the sealing gasket in the step groove.

[0011] Furthermore, the diameter of the baffle ring of the air needle is larger than the diameter of the center hole of the gas cylinder cover and the lower opening of the upper part of the drainage tube, and smaller than the inner diameter of the upper part of the drainage tube. The air needle can move up and down under the limiting action of the baffle ring. When the air needle moves downward, the baffle ring and the air outlet hole both move downward and separate from the sealing gasket, the air outlet channel opens, and the gas in the drainage tube is ejected from the air needle through the air outlet hole.

[0012] Finally, the outer diameter of the gas cylinder cap is consistent with the outer diameter of the gas cylinder, the lower end of the gas cylinder cap is formed with a raised portion that is inserted into the inner wall of the gas cylinder, a circle of positioning grooves is recessed on the outer side of the upper end surface of the gas cylinder, and a corresponding positioning lower edge is provided on the outer side of the lower end of the gas cylinder cap. The gas cylinder cap is arranged at the upper opening position of the gas cylinder, and is aligned with the gas cylinder through the cooperation of the positioning lower edge and the positioning groove, and then the gas cylinder and the gas cylinder cap are sealed and fixed by ultrasonic welding.

[0013] Compared with the prior art, the utility model has the advantages that the gas cylinder and the gas cylinder cover are replaced by POM or nylon materials instead of traditional metal materials, and are sealed and connected by ultrasonic welding, which not only has a stable and firm structure, stronger sealing, and will not cause leakage, but is also conducive to large-scale production of products, more stable product performance, can withstand greater high temperature and high pressure, and also saves costs. The utility model has the advantages of stable and firm structure, good sealing, and low cost, and can withstand greater high temperature and high pressure, stable product performance, no leakage, and safe and reliable use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of a traditional refrigerant tank before improvement;

[0015] Figure 2 A schematic diagram of the structure of the utility model;

[0016] Figure 3 for Figure 2 A longitudinal cross-sectional view of

[0017] Figure 4 for Figure 2 Exploded diagram of

[0018] Figure 5 It is a structural schematic diagram of the gas cylinder cover;

[0019] Figure 6 Schematic diagram of the structure of the gas needle. DETAILED DESCRIPTION

[0020] The present invention will be described in further detail below in conjunction with the accompanying drawings.

[0021] like Figures 2 to 6 As shown, a condensing agent aerosol bottle comprises a gas cylinder 1, a gas cylinder cap 2, a drainage tube 3 and a gas needle 4. The gas cylinder 1 is provided with liquefied gas 8. The gas cylinder 1 and the gas cylinder cap 2 are made of POM material or nylon material, which is resistant to high temperature and high pressure and has low cost. The gas cylinder cap 2 is sealed and connected to the gas cylinder 1 by ultrasonic welding. A retaining ring 41 is convexly provided along the outer circumference at the lower middle part of the gas needle 4. The gas needle 4 is divided into an upper and lower part by the retaining ring 41, wherein the upper part is a hollow cylindrical structure with an upper end opening, and the lower part is a solid cylinder. An air outlet 42 is provided on the side of the gas needle 4 close to the upper end of the retaining ring 42 and is connected to the hollow structure. The middle part of the upper end surface of the gas cylinder cap 2 is provided with a There is a central hole 21 through which the upper part of the air supply needle 4 passes and moves up and down, and a mounting groove 23 for the upper end of the drainage tube 3 to be inserted and positioned is formed in the middle of the lower end of the gas cylinder cover 2. A step groove 25 is provided between the upper end of the mounting groove 23 and the central hole 21, and a sealing gasket 6 for closing the air outlet 42 is provided in the step groove 25. A through hole for the upper part of the air supply needle 4 to pass through is opened in the middle of the sealing gasket 6, and the lower end surface of the sealing gasket 6 is abutted and sealed against the upper end surfaces of the drainage tube 3 and the retaining ring 41, and a spring 5 is supported between the lower end of the retaining ring 41 of the air needle 4 and the inner wall of the drainage tube 3, so that the air needle 4 has a tendency to always move upward to close the air outlet 42.

[0022] The specific structure is as follows: the drainage tube 3 is divided into two parts, the upper part is a cylindrical structure 32 with an expanded diameter, and the lower part is a long tapered tube 33 with a gradually reduced diameter downward. The upper end of the cylindrical structure 32 is provided with an upper edge 31 that matches the mounting groove 23 of the gas cylinder cover 2. The mounting groove 23 is a circular groove coaxial with the center hole 21. A circle of clamping ribs 24 are provided at the lower end of the inner wall of the mounting groove 23. The drainage tube 3 is arranged in the mounting groove 23 through the upper edge 31 to be positioned against the clamping ribs 24. The lower end of the clamping ribs 24 is formed into an inclined surface that facilitates the insertion of the upper edge 31 of the drainage tube 3. The lower diameter of the gas needle 4 is smaller than the upper diameter. The spring 5 is sleeved on the lower part of the gas needle 4. The upper end of the spring 5 is against the lower end surface of the retaining ring 41, and the lower end of the spring 5 is supported against the surface of the cylindrical structure 32 of the drainage tube 3. A circular boss 22 is formed in the middle of the upper end surface of the gas cylinder cover 2, and the center hole 21 and the step groove 25 are respectively opened on the circular boss 22. The inner diameter of the mounting groove 23 is larger than the inner diameter of the step groove 25, and the inner diameter of the opening on the drainage tube 3 is smaller than the inner diameter of the mounting groove 23. After the drainage tube 3 is assembled, its upper end surface is sealed against the sealing gasket 6 in the step groove 25.

[0023] The diameter of the retaining ring 41 of the air needle 4 is larger than the diameter of the center hole 21 of the gas cylinder cover 2 and the lower opening 34 on the upper part of the drainage tube 3, and is smaller than the inner diameter of the upper part of the drainage tube 3. The air needle 4 can move up and down under the limiting action of the retaining ring 41. When the air needle 4 moves downward, the retaining ring 41 and the air outlet hole 42 both move downward and disengage from the sealing gasket 6, the air outlet channel is opened, and the gas in the drainage tube 3 is ejected from the air needle 4 through the air outlet hole 42.

[0024] The outer diameter of the gas cylinder cap 2 is consistent with the outer diameter of the gas cylinder 1. The lower end of the gas cylinder cap 2 is formed with a raised portion 27 that is inserted into the inner wall of the gas cylinder 1. A circle of positioning grooves 11 are recessed on the outer side of the upper end surface of the gas cylinder, and a corresponding positioning lower edge 26 is provided on the outer side of the lower end of the gas cylinder cap. The gas cylinder cap 2 is arranged at the upper end opening position of the gas cylinder 1, and is aligned with the gas cylinder 1 through the cooperation of the positioning lower edge 26 and the positioning groove 11, and then the gas cylinder 1 and the gas cylinder cap 2 are sealed and fixed by ultrasonic welding, which is convenient for welding and fixing.

[0025] The working principle is as follows: the utility model is placed in a cosmetic container. When in use, liquefied gas 8 is released through the gas needle 4, a large amount of heat is absorbed during the gasification process, the temperature of the local position drops rapidly, the cosmetics are cooled, and no harmful residue is left.

[0026] The specific use process is consistent with the prior art and will not be described in detail here.

[0027] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A condensing agent aerosol bottle, comprising a gas cylinder, a gas cylinder cap, a drainage tube and a gas needle, characterized in that: The gas cylinder and the gas cylinder cap are made of POM material or nylon material, the gas cylinder cap is sealed and connected to the gas cylinder by ultrasonic welding, a retaining ring is convexly provided along the outer circumference at the lower middle part of the gas needle, and the gas needle is divided into an upper and lower part by the retaining ring, wherein the upper part is a hollow cylindrical structure with an upper end opening, and the lower part is a solid cylinder, a gas outlet hole is provided on the side of the gas needle close to the upper end of the retaining ring and is connected to the hollow structure, and a central hole is provided in the middle of the upper end surface of the gas cylinder cap for the upper part of the gas supply needle to penetrate and move up and down A mounting groove for inserting and positioning the upper end of the drainage tube is formed in the middle of the lower end of the gas cylinder cap, a step groove is provided between the upper end of the mounting groove and the center hole, a sealing gasket for closing the air outlet is provided in the step groove, a through hole for the upper part of the air supply needle to pass through is provided in the middle of the sealing gasket, the lower end surface of the sealing gasket is abutted and sealed against the upper end surfaces of the drainage tube and the retaining ring, a spring is supported between the lower end of the retaining ring of the air needle and the inner wall of the drainage tube, so that the air needle has a tendency to always move upward to close the air outlet.

2. The condensing agent aerosol bottle according to claim 1, characterized in that: The drainage tube is divided into two parts, the upper part is a cylindrical structure with an expanded diameter, and the lower part is a long tapered tube with a gradually reduced diameter downward. The upper end of the cylindrical structure is provided with an upper edge protruding outwardly to cooperate with the mounting groove of the gas cylinder cover. The mounting groove is a circular groove coaxial with the center hole. A circle of retaining ribs is protruding at the lower end of the inner wall of the mounting groove. The drainage tube is arranged in the mounting groove through the upper edge to be positioned against the retaining ribs. The lower end of the retaining ribs is formed into an inclined surface to facilitate the insertion of the upper edge of the drainage tube.

3. The condensing agent aerosol bottle according to claim 2, characterized in that: The lower diameter of the air needle is smaller than the upper diameter, the spring sleeve is arranged at the lower part of the air needle, the upper end of the spring abuts against the lower end surface of the retaining ring, and the lower end of the spring abuts against the bottom surface of the cylindrical structure of the drainage tube for support.

4. The condensing agent aerosol bottle according to claim 3, characterized in that: A circular boss is formed in the middle of the upper end surface of the gas cylinder cover, and the center hole and the step groove are respectively opened on the circular boss. The inner diameter of the mounting groove is larger than the inner diameter of the step groove, and the inner diameter of the opening on the drainage tube is smaller than the inner diameter of the mounting groove. After the drainage tube is assembled, its upper end surface is sealed against the sealing gasket in the step groove.

5. The condensing agent aerosol bottle according to claim 4, characterized in that: The diameter of the baffle ring of the air needle is larger than the diameter of the center hole of the gas cylinder cover and the lower opening of the upper part of the drainage tube, and smaller than the inner diameter of the upper part of the drainage tube. The air needle can move up and down under the limiting action of the baffle ring. When the air needle moves downward, the baffle ring and the air outlet hole both move downward and separate from the sealing gasket, the air outlet channel opens, and the gas in the drainage tube is ejected from the air needle through the air outlet hole.

6. The condensing agent aerosol bottle according to any one of claims 1 to 5, characterized in that: The outer diameter of the gas cylinder cover is consistent with the outer diameter of the gas cylinder. The lower end of the gas cylinder cover is formed with a raised portion that is inserted into the inner wall of the gas cylinder. A circle of positioning grooves is recessed on the outer side of the upper end surface of the gas cylinder. A corresponding positioning lower edge is provided on the outer side of the lower end of the gas cylinder cover. The gas cylinder cover is arranged at the upper opening position of the gas cylinder, and is aligned with the gas cylinder through the cooperation of the positioning lower edge and the positioning groove, and then the gas cylinder and the gas cylinder cover are sealed and fixed by ultrasonic welding.

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