Portable bubble water machine

Abstract

The application discloses a portable bubble water machine, which comprises a main machine and a water bottle installed on the main machine, and the main machine comprises a shell, and the shell is internally provided with: a gas cylinder mounting seat, which is provided with a gas cylinder hole and a deflation valve at one end, the deflation valve is internally provided with a deflation cavity, the deflation cavity is internally provided with a deflation shaft, and the lower end of the deflation shaft is arranged to pass through the deflation valve; a water bottle mounting seat, which is arranged below the gas cylinder mounting seat; the bottom surface of the water bottle mounting seat is provided with a water bottle hole, the top surface of the water bottle mounting seat is provided with a guide hole, and the water bottle hole is in communication with the guide hole; the water bottle hole is internally provided with an inflation assembly, the air inlet end of the inflation assembly is in communication with the deflation cavity; a pressing rod, which is abutted against the bottom surface of the deflation shaft at the upper end, is arranged in the guide hole at the lower end, is arranged in the water bottle hole, and is used for being installed in the water bottle hole with the water bottle, so that the water bottle pushes the pressing rod to move upwards along the guide hole, and the pressing rod pushes the deflation shaft to be arranged in the gas cylinder hole. The application has the advantages of simple structure, convenient operation, adaptability to gas cylinder inflation and meeting the use requirements of different users.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of bubble water machine, in particular to a portable bubble water machine. BACKGROUND

[0002] The bubble water machine is a machine for injecting carbon dioxide into water to form drinkable bubble water. There are mainly two kinds of bubble water machines on the market. One is a household desktop bubble water machine, which can meet the needs of use scenarios with large demand for bubble water after being equipped with a large volume gas cylinder. However, the desktop bubble water machine is large in size and inconvenient to carry. The other is a portable bubble water machine, which is small in size and can meet the requirements of carrying out.

[0003] For example, the Chinese invention patent CN114916826A provides a portable bubble water machine, which includes a water bottle, a connecting seat is arranged at the top end of the water bottle, a lower shell is fixedly arranged at the top end of the connecting seat, an air inlet valve is fixedly arranged at the middle of the lower shell, an air inlet rod is fixedly connected to the bottom of the air inlet valve, by rotating the upper cover clockwise, the sliding block is driven to slide along the sliding groove, the rotating seat is pushed to move downward, and then the containing cabin and the steel cylinder are squeezed downward, so that the steel cylinder is pierced by the piercing needle, and the carbon dioxide gas passes through the piercing needle and the air inlet rod into the water bottle containing water, realizing the production of bubble water. By rotating the upper cover counterclockwise, the rotating seat is reset and continues to rotate until the rib position contacts the needle of the manual pressure relief valve, and the needle is pressed down, so that the carbon dioxide not dissolved in water is discharged from the water bottle.

[0004] However, the portable bubble water machine provided by the above-mentioned scheme only supports gas bomb inflation. The gas bomb is high in price and small in gas capacity, which cannot meet the requirements of household large capacity. At the same time, the portable bubble water machine needs to be taken down during use, the gas bomb is filled into the containing cabin, and then the upper cover and the gas bomb are installed on the lower shell. The gas bomb releases carbon dioxide gas by rotating the upper cover, the inflation operation is complex and tedious, and the production efficiency of bubble water is low.

[0005] Therefore, it is urgent to improve the structure of the existing portable bubble water machine to meet the use needs of different types of gas cylinders, simplify the inflation operation steps of the bubble water machine, and improve the production efficiency of bubble water. SUMMARY

[0006] The technical problem to be solved by the present application is that the existing portable bubble water machine only supports gas bomb inflation, cannot meet the use needs of use scenarios with large demand for bubble water, the inflation operation is complex and tedious, and the production efficiency of bubble water is low.

[0007] In order to solve the above technical problems, the technical scheme adopted by the present application is as follows:

[0008] A portable bubble water machine comprises a main machine and a water bottle installed on the main machine, the main machine comprises a shell, and the shell is internally provided with:

[0009] A gas cylinder mounting seat is provided with a gas cylinder hole and a gas release valve at one end, the gas release valve is internally provided with a gas release cavity in communication with the gas cylinder hole, and a gas release shaft is arranged in the gas release cavity;

[0010] A water bottle mounting seat is arranged below the gas cylinder mounting seat; the bottom surface of the water bottle mounting seat is provided with a water bottle hole, and the top surface is provided with a guide hole in communication with the water bottle hole; an air charging assembly is arranged in the water bottle hole, and the air inlet end of the air charging assembly is connected with the gas release cavity;

[0011] A pressing rod is arranged between the gas cylinder mounting seat and the water bottle mounting seat; the upper end of the pressing rod abuts against the bottom surface of the gas release shaft, and the lower end of the pressing rod is arranged in the guide hole and installed in the water bottle hole, so that the water bottle is arranged in the water bottle hole, the water bottle pushes the pressing rod to move upward along the guide hole, and the pressing rod pushes the gas release shaft to be arranged in the gas cylinder hole.

[0012] In the above technical solution, preferably, the water bottle hole is provided with a first water bottle fixing structure;

[0013] The water bottle comprises a water bottle body and a water bottle supporting part arranged at the upper end of the water bottle body, the water bottle supporting part is provided with a second water bottle fixing structure, the first water bottle fixing structure cooperates with the second water bottle fixing structure, and the first water bottle fixing structure is used for fixing the water bottle supporting part in the water bottle hole;

[0014] The gas cylinder hole is provided with a gas cylinder fixing structure for fixing the gas cylinder.

[0015] In the above technical solution, preferably, the water bottle mounting seat comprises:

[0016] A water bottle seat top plate is provided with an air inlet nozzle on the top surface, and a charging needle mounting seat is arranged on the bottom surface, the charging needle mounting seat is internally provided with an air inlet hole in communication with the air inlet nozzle; and the guide hole penetrates through the water bottle seat top plate;

[0017] A water bottle seat bottom plate is installed on the bottom surface of the water bottle seat top plate; and the water bottle hole is arranged on the middle part of the water bottle seat bottom plate;

[0018] The air charging assembly comprises:

[0019] A sealing plug is arranged in the water bottle hole;

[0020] An inflating needle is installed on the inflating needle mounting seat; an inflating inner cavity in communication with the air inlet hole is arranged in the inflating needle; and an inflating hole in communication with the inflating inner cavity is arranged at the lower end of the inflating needle.

[0021] In the technical scheme, preferably, the sealing plug comprises:

[0022] A support ring is arranged between the water bottle seat top plate and the water bottle seat bottom plate.

[0023] A sealing plug body is arranged at the lower end of the support ring and arranged in the water bottle hole; a through hole is arranged on the sealing plug body, and the inflating needle is arranged in the through hole.

[0024] In the technical scheme, preferably, a pressure relief valve is arranged on the water bottle seat top plate; the pressure relief valve comprises:

[0025] A pressure relief valve body is arranged on the top surface of the water bottle seat top plate; a first pressure relief valve cavity and a second pressure relief valve cavity in communication are arranged in the pressure relief valve body; the inner diameter of the first pressure relief valve cavity is smaller than the inner diameter of the second pressure relief valve cavity; and an upper pressure relief hole is arranged in the first pressure relief valve cavity.

[0026] A lower pressure relief hole in communication with the first pressure relief valve cavity is arranged on the bottom surface of the water bottle seat top plate; a pressure relief cavity is formed by the inner side surface of the sealing plug and the outer side surface of the inflating needle; and the lower pressure relief hole is in communication with the pressure relief cavity.

[0027] A pressure relief valve cover is arranged at one end of the second pressure relief valve cavity; the pressure relief valve cover is arranged on the open end; and a pressure relief outlet hole is arranged on the pressure relief valve cover.

[0028] A pressure relief valve core is arranged in the first pressure relief valve cavity and the second pressure relief valve cavity and moves along the first pressure relief valve cavity and the second pressure relief valve cavity; the outer diameter of the pressure relief valve core is matched with the inner diameter of the first pressure relief valve cavity; and a pressure spring is arranged between the pressure relief valve core and the pressure relief valve cover.

[0029] In the technical scheme, preferably, the pressure rod comprises:

[0030] A support portion is arranged above the water bottle mounting seat; and the lower end of the deflating shaft abuts against the top surface of the support portion.

[0031] A guide portion is arranged vertically; the shape and size of the guide portion are matched with the shape and size of the guide hole; and the lower end of the guide portion is arranged in the guide hole.

[0032] A connecting portion is connected with the support portion and the guide portion at two ends, respectively.

[0033] In the technical scheme, preferably, the guide portions are uniformly distributed below the support portions, and a top surface of each support portion is provided with a gas outlet shaft abutting seat matched with the gas outlet shaft.

[0034] In the technical scheme, preferably, the shell comprises:

[0035] a top plate provided with a first through hole;

[0036] a bottom plate provided with a second through hole;

[0037] a cylindrical surrounding plate arranged between the top plate and the bottom plate, an inner side surface of the surrounding plate and a bottom surface of the top plate and a top surface of the bottom plate form a shell inner cavity, and the gas cylinder mounting seat, the water bottle mounting seat and the pressing rod are arranged in the shell inner cavity.

[0038] In the technical scheme, preferably, a lower end of the water bottle is provided with a damping seat.

[0039] Compared with the prior art, the portable bubble water machine has simple structure, the gas cylinder mounting seat drives the gas outlet shaft to release gas through the pressing rod, not only meets the user's requirement for small size and portability of the bubble water machine, but also meets the user's requirement for use in a scene with large demand for bubble water. The gas cylinder mounting seat and the water bottle mounting seat are connected through the pressing rod, and the pressing rod is pushed upward through the installation of the water bottle, so that the gas outlet shaft is arranged in the gas cylinder hole, and the gas outlet shaft can be inserted into the gas cylinder for gas release after the user installs the gas cylinder. The operation steps are simple and the operation process is convenient, and the production efficiency of the bubble water is improved. BRIEF DESCRIPTION OF DRAWINGS

[0040] Figure 1 FIG. 1 is a perspective view of the portable bubble water machine in the present application;

[0041] Figure 2 FIG. 2 is a structural schematic view of the portable bubble water machine in the present application;

[0042] Figure 3 FIG. 3 is a structural exploded view of the water bottle mounting seat in the present application;

[0043] Figure 4 FIG. 4 is a structural schematic view of the water bottle in the present application;

[0044] Figure 5 FIG. 5 is a structural schematic view of the top plate of the water bottle seat in the present application;

[0045] Figure 6 FIG. 6 is a structural schematic view of the top plate of the water bottle seat in the present application from another angle;

[0046] Figure 7 FIG. 7 is a side view of the top plate of the water bottle seat in the present application.

[0047] Figure 8 The structure schematic view of the water bottle seat bottom plate in the application is shown in the figure.

[0048] Figure 9 The structure schematic view of the pressure rod in the application is shown in the figure.

[0049] Corresponding relationship between the names of each component and the reference signs is as follows: Figures 1 to 9 Corresponding relationship between the names of each component and the reference signs is as follows:

[0050] Water bottle 1, gas cylinder 2, shell 3, gas cylinder mounting seat 4, water bottle mounting seat 5, pressure rod 6,

[0051] Water bottle body 21, water bottle support part 22, shock-absorbing seat 23,

[0052] Top plate 31, surrounding plate 32,

[0053] Gas cylinder hole 41, gas release valve 42, gas release shaft 43,

[0054] Water bottle seat top plate 51, water bottle seat bottom plate 52, sealing plug 53, inflation needle 54, pressure relief valve 55,

[0055] Air inlet nozzle 511, inflation needle mounting seat 512, air inlet hole 513, guide hole 514, lower pressure relief hole 515,

[0056] Water bottle hole 521,

[0057] Support ring 531, sealing plug body 532, through hole 533,

[0058] Pressure relief valve body 551, pressure relief valve cover 552, pressure relief valve core 553, upper pressure relief hole 554, pressure relief gas outlet hole 555, pressure spring 556,

[0059] Support part 61, guide part 62, connecting part 63, gas release shaft abutting seat 64. DETAILED DESCRIPTION

[0060] The application provides a portable bubble water machine, which is simple in structure, convenient to operate, can be adapted to gas cylinder inflation and meets use needs of different users.

[0061] As shown in the figure, the portable bubble water machine provided by the application includes a host and a water bottle 1 mounted on the host. Figures 1 to 9 The host includes a shell 3, a gas cylinder mounting seat 4 and a water bottle mounting seat 5 and a pressure rod 6 arranged in the shell 3, and the gas cylinder mounting seat 4 and the water bottle mounting seat 5 are respectively used for mounting a gas cylinder 2 and the water bottle 1.

[0062] The shell 3 comprises a top plate 31, a bottom plate and a surrounding plate 32. The first through hole is arranged on the top plate 31. The second through hole is arranged on the bottom plate. The surrounding plate 32 is in a cylindrical shape and is arranged between the top plate 31 and the bottom plate. The inner side of the surrounding plate 32 and the bottom surface of the top plate 31 and the top surface of the bottom plate form a shell cavity. The gas cylinder mounting seat 4, the water bottle mounting seat 5 and the pressing rod 6 are arranged in the shell cavity. The bottom plate can be designed integrally with the surrounding plate 32. The top plate 31 is arranged at the upper end of the surrounding plate 32 and is detachably connected with the surrounding plate 32.

[0063] The gas cylinder mounting seat 4 is provided with a gas cylinder hole 41 and a gas release valve 42. The gas release valve 42 is provided with a gas release cavity which is in communication with the gas cylinder hole 41. The gas release cavity is provided with a gas release shaft 43. The lower end of the gas release shaft 43 is arranged outside the gas release valve 42.

[0064] The water bottle mounting seat 5 is arranged below the gas cylinder mounting seat 4. The water bottle mounting seat 5 comprises a water bottle seat top plate 51, a water bottle seat bottom plate 52, a sealing plug 53 and a gas filling needle 54. The water bottle seat top plate 51 is provided with an air inlet nozzle 511 on the top surface. The water bottle seat top plate 51 is provided with a gas filling needle mounting seat 512 on the bottom surface. The gas filling needle mounting seat 512 is provided with an air inlet hole 513 which is in communication with the air inlet nozzle 511. The water bottle seat top plate 51 is provided with a guide hole 514 which is arranged through the water bottle seat top plate 51.

[0065] The water bottle seat bottom plate 52 is arranged on the bottom surface of the water bottle seat top plate 51. The water bottle seat bottom plate 52 is provided with a water bottle hole 521 in the middle. The water bottle hole 521 is in communication with the guide hole 514.

[0066] The sealing plug 53 and the gas filling needle 54 form a gas filling assembly. The sealing plug 53 comprises a supporting ring 531 and a sealing plug body 532. The supporting ring 531 is arranged between the water bottle seat top plate 51 and the water bottle seat bottom plate 52 and is used to fix the water bottle mounting seat 5. The sealing plug body 532 is arranged at the lower end of the supporting ring 531. The sealing plug body 532 is arranged in the water bottle hole 521 and is used to be inserted into the water bottle 1 to play a sealing role. The sealing plug body 532 is provided with a through hole 533.

[0067] The upper end of the gas filling needle 54 is arranged on the gas filling needle mounting seat 512. The gas filling needle 54 is provided with a gas filling cavity which is in communication with the air inlet hole 513. The lower end of the gas filling needle 54 is provided with a gas filling hole which is in communication with the gas filling cavity.

[0068] The water bottle seat top plate 51 is provided with a pressure relief valve 55, which comprises a pressure relief valve body 551, a pressure relief valve cover 552 and a pressure relief valve core 553. The pressure relief valve body 551 is arranged on the top surface of the water bottle seat top plate 51, and the inside of the pressure relief valve body 551 is provided with a first pressure relief valve cavity and a second pressure relief valve cavity in communication, and the inner diameter of the first pressure relief valve cavity is smaller than that of the second pressure relief valve cavity. The first pressure relief valve cavity is provided with an upper pressure relief hole 554. The bottom surface of the water bottle seat top plate 51 is provided with a lower pressure relief hole 515 in communication with the first pressure relief valve cavity, and the inside surface of the sealing plug body 532 and the outside surface of the inflation needle 54 form a pressure relief cavity, and the lower pressure relief hole 515 is in communication with the pressure relief cavity.

[0069] One end of the second pressure relief valve cavity is provided with an opening, and the pressure relief valve cover 552 is installed on the opening, and the pressure relief valve cover 552 is provided with a pressure relief gas outlet hole 555. The pressure relief valve core 553 is arranged in the first pressure relief valve cavity and the second pressure relief valve cavity and moves along the first pressure relief valve cavity and the second pressure relief valve cavity, and the outer diameter of the pressure relief valve core 553 is matched with the inner diameter of the first pressure relief valve cavity, and the pressure relief valve core 553 and the pressure relief valve cover 552 are provided with a pressure spring 556.

[0070] The pressure rod 6 is arranged between the gas cylinder mounting seat 4 and the water bottle mounting seat 5. The pressure rod 6 comprises a supporting portion 61, a guiding portion 62 and a connecting portion 63, and the supporting portion 61 is arranged above the water bottle mounting seat 5. The lower end of the deflation shaft 43 abuts against the top surface of the supporting portion 61. The top surface of the supporting portion 61 is provided with a deflation shaft abutting seat 64 matched with the deflation shaft 43.

[0071] The guiding portion 62 is vertically arranged, and the shape and size of the guiding portion 62 are matched with those of the guiding hole 514, and the lower end of the guiding portion 62 is arranged in the guiding hole 514. The connecting portion 63 is connected with the supporting portion 61 and the guiding portion 62 at both ends respectively, and the guiding portion 62 is uniformly distributed below the supporting portion 61.

[0072] The water bottle 1 comprises a water bottle body 21 and a water bottle supporting portion 22 arranged at the upper end of the water bottle body 21, and the water bottle hole 521 is provided with a first water bottle fixing structure, and the water bottle supporting portion 22 is provided with a second water bottle fixing structure, and the first water bottle fixing structure and the second water bottle fixing structure are matched to fix the water bottle portion in the water bottle hole 521. The first water bottle fixing structure and the second water bottle fixing structure can be matched internal threads and external threads, or can be matched buckles and slots, that is, mature prior art, which will not be described here. The lower end of the water bottle 1 is provided with a damping seat 23 for reducing the impact force generated when the inflation needle 54 inflates the liquid in the water bottle 1.

[0073] The working process of the present application is as follows:

[0074] The gas cylinder mounting seat 4 and the water bottle mounting seat 5 are fixed on the top plate 31 and the bottom plate 32 of the shell 3 respectively, the gas cylinder hole 41 of the gas cylinder mounting seat 4 is aligned with the first through hole on the top plate 31, the water bottle hole 521 on the water bottle mounting seat 5 is aligned with the second through hole on the bottom plate, and the inflation needle 54 is arranged through the second through hole and the bottom plate, so that the water bottle 1 and the gas cylinder 2 are respectively mounted on the water bottle mounting seat 5 and the gas cylinder mounting seat 4 through the first through hole and the second through hole.

[0075] The water bottle supporting part 22 of the water bottle 2 is inserted into the water bottle hole 521, the upper end of the water bottle supporting part 22 abuts against the lower end of the guide part 62 of the pressure rod 6 in the guide hole 514, and the water bottle supporting part 22 is installed in place in the water bottle hole 521, the upper end of the water bottle supporting part 22 pushes the pressure rod 6 to move upward, the pressure rod 6 pushes the deflation shaft 43 to move upward through the supporting part 61, and the upper end of the deflation shaft 43 is arranged in the gas cylinder hole 41. A user installs the gas cylinder 2 on the gas cylinder hole 41, the deflation shaft 43 is inserted into the gas cylinder 2, gas can enter the deflation valve 42, and then enter the water bottle mounting seat 5 through the deflation nozzle on the deflation valve 42, the gas pipe and the air inlet nozzle 511, enter the inflation needle 54 through the air inlet hole 513 on the water bottle mounting seat 5, and then the gas is punched into the water in the water bottle 1 by the inflation needle 54 to make sparkling water.

[0076] When the pressure in the water bottle 1 exceeds the set pressure, the excess gas enters the first pressure relief valve cavity through the lower pressure relief hole 515 and the upper pressure relief hole 554 in the first pressure relief valve cavity, pushes the pressure relief valve core 553 in the pressure relief valve body 551 to move to the side of the pressure relief valve cover 552, and since the inner diameter of the second pressure relief valve cavity on the side close to the pressure relief valve cover 552 is greater than the outer diameter of the pressure relief valve core 553, the excess gas can be discharged through the gap between the pressure relief valve core 553 and the second pressure relief valve cavity and the pressure relief gas outlet hole 555, and automatic pressure relief is performed.

[0077] Compared with the prior art, the portable sparkling water machine provided by the present application has the following advantages:

[0078] (1) The structure is simple, the gas cylinder mounting seat and the water bottle mounting seat are arranged above and below, the deflation shaft in the gas cylinder mounting seat is driven by the pressure rod to deflate, the volume of the main machine is effectively reduced, the portability of the sparkling water machine is met, the gas cylinder can be arranged at the upper end of the main machine through the gas cylinder mounting seat, and the use demand of the user in the scene where the demand for sparkling water is large is met.

[0079] (2) The gas cylinder mounting seat and the water bottle mounting seat are connected through the pressure rod, and the pressure rod is pushed to move upward by the installation of the water bottle, so that the deflation shaft is arranged in the gas cylinder hole, the deflation shaft can be inserted into the gas cylinder to deflate after the user installs the gas cylinder, the operation steps are simple, the operation process is convenient, and the production efficiency of the sparkling water is improved.

[0080] (3) The top surface of the water bottle mounting seat is provided with a pressure relief valve, which can perform pressure relief operation on the excess carbon dioxide gas in the water bottle, avoid the water bottle from being cracked due to the high pressure in the water bottle or the bubble water from overflowing outside when the water bottle is taken off due to the high pressure in the water bottle, improve the safety and convenience of the portable bubble water machine, and improve the user experience.

[0081] The present application is not limited to the above-mentioned best mode, and any person should know that the structural changes made under the inspiration of the present application, any technical solutions with the same or similar to the present application, fall within the scope of the present application.

Claims

1. A portable sparkling water machine, characterized in that, Includes a main unit and a water bottle mounted on the main unit. The main unit includes a housing, and the housing contains: A gas cylinder mounting base has a gas cylinder hole and a vent valve at one end. The vent valve has a vent chamber that communicates with the gas cylinder hole. The vent chamber has a vent shaft, and the lower end of the vent shaft extends out of the vent valve. A water bottle mounting base is provided below the gas cylinder mounting base; the bottom surface of the water bottle mounting base is provided with a water bottle hole, and the top surface is provided with a guide hole, the water bottle hole and the guide hole are connected; an inflation component is provided in the water bottle hole, and the air inlet end of the inflation component is connected to the deflation chamber; A pressure rod is disposed between the gas cylinder mounting base and the water bottle mounting base; its upper end abuts against the bottom surface of the venting shaft, and its lower end is disposed in the guide hole and installed in the water bottle hole. It is used to move with the water bottle in the water bottle hole, so that the water bottle pushes the pressure rod to move upward along the guide hole, and so that the pressure rod pushes the venting shaft to be disposed in the gas cylinder hole. The water bottle mounting base includes: The water bottle holder has a top plate with an air inlet on its top surface and an inflation needle mounting base on its bottom surface. The inflation needle mounting base has an air inlet hole that communicates with the air inlet. The guide hole penetrates the top plate of the water bottle holder. A water bottle holder base plate is installed on the bottom surface of the water bottle holder top plate; the water bottle hole is located in the middle of the water bottle holder base plate; The inflation assembly includes: A sealing plug is provided inside the water bottle hole; An inflation needle is installed on the inflation needle mounting base; the inflation needle has an inflation cavity communicating with the air inlet, and the lower end of the inflation needle has an inflation hole communicating with the inflation cavity. The pressure bar includes: A support portion is disposed above the water bottle mounting base; the lower end of the venting shaft abuts against the top surface of the support portion; The guide part is vertically arranged, and its shape and size are adapted to the shape and size of the guide hole, with its lower end disposed inside the guide hole; The connecting part has its two ends connected to the supporting part and the guide part, respectively; The guide portions are evenly distributed below the support portion, and the top surface of the support portion is provided with a vent shaft abutment that is adapted to the vent shaft.

2. The portable sparkling water machine according to claim 1, characterized in that, The water bottle hole is equipped with a first water bottle fixing structure; The water bottle includes a water bottle body and a water bottle support portion disposed at the upper end of the water bottle body. The water bottle support portion is provided with a second water bottle fixing structure. The first water bottle fixing structure cooperates with the second water bottle fixing structure to fix the water bottle support portion in the water bottle hole. The gas cylinder hole is equipped with a gas cylinder fixing structure for fixing the gas cylinder.

3. The portable sparkling water machine according to claim 1, characterized in that, The sealing plug includes: A support ring is disposed between the top plate of the water bottle holder and the bottom plate of the water bottle holder; A sealing plug body is disposed at the lower end of the support ring and is disposed inside the water bottle hole; the sealing plug body is provided with a through hole and the inflation needle is disposed inside the through hole.

4. The portable sparkling water machine according to claim 1, characterized in that, The top plate of the water bottle holder is equipped with a pressure relief valve, which includes: A pressure relief valve body is disposed on the top surface of the top plate of the water bottle holder. It has a first pressure relief valve chamber and a second pressure relief valve chamber that are connected inside. The inner diameter of the first pressure relief valve chamber is smaller than the inner diameter of the second pressure relief valve chamber. An upper pressure relief hole is provided in the first pressure relief valve chamber. The bottom surface of the top plate of the water bottle holder is provided with a lower pressure relief hole that communicates with the first pressure relief valve cavity. The inner side of the sealing plug and the outer side of the inflation needle form a pressure relief cavity, and the lower pressure relief hole communicates with the pressure relief cavity. The pressure relief valve cover has an opening at one end of the second pressure relief valve chamber, and the pressure relief valve cover is installed on the opening. The pressure relief valve cover is provided with a pressure relief outlet. A pressure relief valve core is movable along the first pressure relief valve chamber and the second pressure relief valve chamber. The outer diameter of the pressure relief valve core is adapted to the inner diameter of the first pressure relief valve chamber. A pressure spring is provided between the pressure relief valve core and the pressure relief valve cover.

5. The portable sparkling water machine according to claim 1, characterized in that, The housing includes: A top plate, which has a first through hole penetrating the top plate; A base plate having a second through hole penetrating the base plate; The enclosure, which is cylindrical, is disposed between the top plate and the bottom plate. Its inner side, together with the bottom surface of the top plate and the top surface of the bottom plate, forms the inner cavity of the housing. The gas cylinder mounting base, the water bottle mounting base, and the pressure rod are all disposed within the inner cavity of the housing.

6. The portable sparkling water machine according to claim 1, characterized in that, The water bottle is equipped with a shock-absorbing base at its lower end.

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