Integrated sample bottle with glass internally-inserted tube

Abstract

The utility model relates to the technical field of sample bottles, and discloses a glass inner intubation tube integrated sample bottle which comprises a glass bottle, a melting piece is fixedly connected to the bottom of the inner wall of the glass bottle, a long and thin inner intubation tube is fixedly connected to the top of the melting piece, and a plurality of circulation grooves are formed in the bottom of the outer wall of the long and thin inner intubation tube. A sleeve opening is fixedly communicated with the top end of the long and thin inner insertion pipe, a sealing plug is arranged at the top end of the inner wall of the glass bottle, a plug hole is formed in the inner wall of the sealing plug, a ventilation pipe is fixedly communicated with the right side of the top end of the sealing plug, and a ventilation plug is installed at the top of the ventilation pipe. According to the utility model, the glass bottle is provided with the fusion sheet for fusing the slender inner intubation tube into a whole, the bottom is provided with the circulation groove, the top sleeve opening is used for stabilizing the sample injection needle, the sealing plug seals the bottle body, the plug hole is matched with the bottle body, the ventilation tube ensures pressure balance, the ventilation plug prevents external interference, the operation is simplified, the accuracy and the efficiency are improved, and the requirements are met.

Description

Technical Field

[0001] The utility model relates to the technical field of sample bottles, in particular to a glass inner tube integrated sample bottle. Background Art

[0002] Glass inner tube integrated sample bottle is a container specially used for storing and analyzing samples. It is made of high-quality glass with good chemical stability and transparency. The inner tube design allows samples to be collected and stored more accurately, and also facilitates subsequent analytical operations. This type of sample bottle is widely used in chemical analysis, biomedical research, and environmental monitoring, providing important support for scientific research and industrial production.

[0003] At present, in laboratory analysis, especially gas chromatography and liquid chromatography analysis, sample bottles are important sample storage and transmission tools. Their design directly affects the efficiency and accuracy of sample processing. With the continuous development of various fields, social demand is also increasing. Through the continuous advancement of society, improvements are needed in material structures. A sample bottle that meets multiple needs has come into being.

[0004] After searching, the Chinese patent announcement number: CN220573517U discloses an automatically vented inner tube and a sampling device, wherein the inner tube comprises: a first tube section, comprising a first tube opening and a second tube opening, the first tube opening being used to add the sample solution to the inner tube, the second tube opening being provided with a filter membrane for filtering the sample solution; a second tube section, comprising a third tube opening, the third tube opening being used to place the sampling needle of the detection instrument to draw the sample solution out of the inner tube. The sampling device comprises: the inner tube and a sampling bottle. According to the automatically vented inner tube and the sampling device provided by the application, when the sample solution is loaded into the inner tube through the first tube opening, the filter membrane at the second tube opening selectively filters out bubbles and insoluble substances in the sample solution, which facilitates the detection instrument to draw the sample solution and ensures the accuracy of the experimental data. In addition, the inner tube is integrated into the injection bottle to form an integral structure, which reduces the number of operating steps and consumables and simplifies the sample processing process. However, although the above design can meet most needs, it has many limitations when processing trace samples, resulting in low accuracy and reliability, complex operation, low work efficiency, low service life, poor uniformity, and high failure rate. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a glass inner tube integrated sample bottle, which aims to improve the problems of low accuracy and reliability, complex operation, low work efficiency, short service life, poor uniformity and high failure rate in the existing technology.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a glass inner tube integrated sample bottle, comprising a glass bottle, the bottom of the inner wall of the glass bottle is fixedly connected to a melting plate, the top of the melting plate is fixedly connected to a slender inner tube, the bottom of the outer wall of the slender inner tube is provided with a plurality of flow grooves, the top of the slender inner tube is fixedly connected to a sleeve, the top of the inner wall of the glass bottle is provided with a sealing plug, the inner wall of the sealing plug is provided with a plug hole, the right side of the top of the sealing plug is fixedly connected to a vent pipe, the top of the vent pipe is installed with a vent plug, the inner wall of the glass bottle is provided with a protective mechanism, and the protective mechanism is used to protect the structure auxiliary operation.

[0007] Through the above technical solution: the bottom of the inner wall of the glass bottle is fixedly connected to a melting piece, which is made of special materials and can maintain a stable connection. The top of the melting piece is fixedly connected to a slender inner tube. The bottom of the outer wall of the slender inner tube is evenly provided with multiple flow grooves. These flow grooves are designed to ensure that the liquid can pass smoothly. The top of the slender inner tube is fixedly connected to a sleeve. The design of this sleeve is to facilitate the connection with other equipment. In order to ensure the sealing of the entire structure, a sealing plug is provided on the top of the inner wall of the glass bottle, and a plug hole is provided on the inner wall of the sealing plug. The design of the plug hole In order to facilitate the insertion of other auxiliary equipment, a vent tube is fixedly connected to the right side of the top of the sealing plug. The design of this vent tube is to ensure that the pressure in the bottle can be properly adjusted. A vent plug is installed on the top of the vent tube. This vent plug can control the in and out of gas, thereby ensuring the stability of the environment in the bottle. A protective mechanism is also set on the inner wall of the glass bottle. This protective mechanism is to protect the entire structure from interference from external factors, and it also facilitates the operator to perform various auxiliary operations. The design of the protective mechanism takes into account safety, stability and ease of use to ensure reliable protection during various experiments or use.

[0008] As a further description of the above technical solution:

[0009] The protective mechanism includes a glass piece, the outer wall of which is slidably connected to the top edge of the inner wall of the glass bottle, a structural hole is opened in the middle of the inner wall of the glass piece, a plurality of concave strips are fixedly connected to the left and right sides of the top of the glass piece, a slider is fixedly connected to the inner wall of the concave strip, a slide groove is slidably connected to the outer wall of the slider, and a plurality of glass rods are fixedly connected to the left and right sides of the bottom end of the glass piece.

[0010] Through the above technical solution: the protective mechanism is mainly composed of glass pieces, the outer walls of these glass pieces are tightly combined with the top edge of the inner wall of the glass bottle through a sliding connection. In order to further enhance the protective effect, a structural hole is specially opened in the middle of the inner wall of the glass piece to facilitate the installation and function realization of other components. In order to ensure the stability and durability of the glass piece, a plurality of concave strips are fixedly connected on the left and right sides of its top, and sliders are also fixedly connected on the inner walls of these concave strips. The outer walls of the sliders are slidably connected to the slide grooves to achieve flexible movement and positioning. In order to further enhance the overall functionality of the protective mechanism, a plurality of glass rods are also fixedly connected on the left and right sides of the bottom end of the glass piece. These glass rods can improve the uniformity of shaking and prevent liquid splashing. Through this multi-level, multi-component design, the protective mechanism can effectively protect the items inside the glass bottle from the influence of the external environment, ensuring its safety and integrity.

[0011] As a further description of the above technical solution:

[0012] A first anti-slip cover is fixedly connected to the left side of the outer wall of the glass bottle, and a second anti-slip cover is fixedly connected to the right side of the outer wall of the glass bottle.

[0013] Through the above technical solution: an anti-slip cover 1 is fixedly connected to the left side of the outer wall of the glass bottle. The design of this anti-slip cover 1 is to provide a better grip when holding the glass bottle and prevent it from slipping. An anti-slip cover 2 is also fixedly connected to the right side of the outer wall of the glass bottle. Its function is the same as that of the anti-slip cover 1, further ensuring the safety and stability of the user when using the glass bottle.

[0014] As a further description of the above technical solution:

[0015] The outer walls of the first anti-slip cover and the second anti-slip cover are both provided with a plurality of finger grooves, and the front side of the outer wall of the glass bottle is fixedly connected with a scale bar.

[0016] Through the above technical solution, multiple finger grooves are formed on the outer walls of both the first and second anti-slip sleeves. These grooves are designed to further increase friction when holding the glass bottle, allowing the user to hold the glass bottle more firmly. The distribution and shape of the finger grooves are carefully designed to adapt to different users' grip habits and provide an optimal user experience. A scale bar is fixed to the front side of the outer wall of the glass bottle. The scale bar is used to facilitate the user to measure and record the liquid volume in the bottle. The scale bar has clear and visible scale, which facilitates the user to accurately read the data.

[0017] As a further description of the above technical solution:

[0018] The bottom end of the glass bottle is fixedly connected to a base, and the bottom end of the base is fixedly connected to an anti-slip pad.

[0019] Through the above technical solution: in order to further enhance the stability and durability of the glass bottle, its bottom end is fixedly connected to a base. The design of the base is not only to protect the bottom of the glass bottle and prevent it from sliding and being damaged on the table, but also to increase the overall aesthetics of the glass bottle. The bottom end of the base is fixedly connected to a non-slip pad. This non-slip pad can effectively prevent the glass bottle from sliding on various surfaces and ensure its stability during use.

[0020] As a further description of the above technical solution:

[0021] The sliding grooves are arranged on the left and right sides of the top of the inner wall of the glass bottle, and the outer wall of the slender inner tube is slidably connected to the inner wall of the plug hole.

[0022] Through the above technical solution: the slide grooves are opened on the left and right sides of the top of the inner wall of the glass bottle, so that the outer wall of the slender inner tube can be smoothly slidably connected with the inner wall of the plug hole, ensuring that the slender inner tube can move flexibly during use, thereby improving the convenience and efficiency of operation.

[0023] As a further description of the above technical solution:

[0024] A buffer ring is fixedly connected to the top of the outer wall of the glass bottle, and the buffer ring is made of hard rubber.

[0025] Through the above technical solution: a buffer ring is fixedly connected to the top of the outer wall of the glass bottle. The buffer ring is made of hard rubber material, has good elasticity and wear resistance, and can effectively absorb and disperse external forces, thereby protecting the fragile parts of the glass bottle.

[0026] As a further description of the above technical solution:

[0027] A connecting block is fixedly connected to the right side of the top of the outer wall of the vent pipe, and the top of the connecting block is fixedly connected to the outer wall of the vent plug.

[0028] Through the above technical solution: a connecting block is fixedly connected to the right side of the top outer wall of the vent pipe, and the top of the connecting block is tightly fixed to the outer wall of the vent plug, ensuring a stable connection between the vent pipe and the vent plug, thereby ensuring the sealing and airtightness of the entire device. This design not only improves the practical performance of the device, but also enhances its overall stability and reliability.

[0029] The utility model has the following beneficial effects:

[0030] 1. In the utility model, a melting piece is provided at the bottom of the inner wall of the glass bottle, which is fused into one with the slender inner tube. There is a flow groove at the bottom and a sleeve at the top to stabilize the injection needle. The sealing plug is used to seal the bottle body. The plug hole matches the size of the bottle body. The vent tube ensures pressure balance and the vent plug prevents external interference. This design simplifies operation, improves accuracy and efficiency, and meets usage requirements.

[0031] 2. In the present invention, the glass piece is installed on the sealing plug through the structural hole, the concave strip is used to fix and remove the glass piece, the slider is locked with the slide groove, and the glass rod at the bottom prevents the liquid level from rising during stirring. This design extends the service life, enhances the stirring effect and uniformity, reduces the failure rate, and meets work needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] Figure 1 This is a front perspective view of a glass sample bottle with an integrated inner tube proposed by the utility model;

[0033] Figure 2 This is a partial structural exploded view of the slender inner tube of a glass inner tube integrated sample bottle proposed in the utility model;

[0034] Figure 3 This is a partial structural diagram of a glass rod for a glass inner tube integrated sample bottle proposed in the utility model;

[0035] Figure 4 This is a partial structural diagram of a concave strip of a glass inner tube integrated sample bottle proposed in the utility model;

[0036] Figure 5 The utility model is a partial structural schematic diagram of a glass inner tube integrated sample bottle vent tube.

[0037] Legend:

[0038] 1. Glass bottle; 2. Protective mechanism; 201. Glass piece; 202. Structural hole; 203. Concave strip; 204. Slider; 205. Slide groove; 206. Glass rod; 3. Melting piece; 4. Slender inner tube; 5. Flow groove; 6. Socket; 7. Sealing plug; 8. Plug hole; 9. Vent tube; 10. Vent plug; 11. Anti-slip sleeve 1; 12. Anti-slip sleeve 2; 13. Finger groove; 14. Scale bar; 15. Base; 16. Anti-slip pad; 17. Buffer ring; 18. Connecting block. DETAILED DESCRIPTION

[0039] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0040] Please see the attached Figure 1 , Attachment Figure 2 and attached Figure 5 The utility model provides an embodiment: a glass inner tube integrated sample bottle, comprising a glass bottle 1, the bottom of the inner wall of the glass bottle 1 is fixedly connected to a melting piece 3, the top of the melting piece 3 is fixedly connected to a slender inner tube 4, the outer wall bottom of the slender inner tube 4 is provided with a plurality of flow grooves 5, the top of the slender inner tube 4 is fixedly connected to a sleeve 6, the top of the inner wall of the glass bottle 1 is provided with a sealing plug 7, the inner wall of the sealing plug 7 is provided with a plug hole 8, the top right side of the sealing plug 7 is fixedly connected to a vent pipe 9, the top of the vent pipe 9 is installed with a vent plug 10, the inner wall of the glass bottle 1 is provided with a protective mechanism 2, the protective mechanism 2 is used to protect the structure and assist operation;

[0041] Specifically, the bottom of the inner wall of the glass bottle 1 is fixedly connected to a melting piece 3, which is made of special materials and can maintain a stable connection. The top of the melting piece 3 is fixedly connected to a slender inner tube 4. The bottom of the outer wall of the slender inner tube 4 is evenly provided with a plurality of flow grooves 5. These flow grooves 5 are designed to ensure that the liquid can pass smoothly. The top of the slender inner tube 4 is fixedly connected to a sleeve 6. The design of this sleeve 6 is to facilitate the connection with other equipment. In order to ensure the sealing of the entire structure, a sealing plug 7 is provided on the top of the inner wall of the glass bottle 1. A plug hole 8 is provided on the inner wall of the sealing plug 7. The design of the plug hole 8 is In order to facilitate the insertion of other auxiliary equipment, a vent tube 9 is fixedly connected to the right side of the top of the sealing plug 7. The design of this vent tube 9 is to ensure that the pressure in the bottle can be properly adjusted. A vent plug 10 is installed on the top of the vent tube 9. This vent plug 10 can control the inlet and outlet of gas, thereby ensuring the stability of the environment in the bottle. A protective mechanism 2 is also provided on the inner wall of the glass bottle 1. This protective mechanism 2 is to protect the entire structure from interference from external factors, and it also facilitates the operator to perform various auxiliary operations. The design of the protective mechanism 2 takes into account safety, stability and ease of use to ensure that reliable protection can be provided during various experiments or use.

[0042] Please see the attached Figure 1 , Attachment Figure 3 and attached Figure 4The protective mechanism 2 includes a glass piece 201, the outer wall of the glass piece 201 is slidably connected to the top edge of the inner wall of the glass bottle 1, a structural hole 202 is opened in the middle of the inner wall of the glass piece 201, a plurality of concave strips 203 are fixedly connected to the left and right sides of the top of the glass piece 201, a slider 204 is fixedly connected to the inner wall of the concave strip 203, a slide groove 205 is slidably connected to the outer wall of the slider 204, and a plurality of glass rods 206 are fixedly connected to the left and right sides of the bottom end of the glass piece 201;

[0043] Specifically, the protective mechanism 2 is mainly composed of glass pieces 201. The outer walls of these glass pieces 201 are tightly combined with the top edge of the inner wall of the glass bottle 1 through a sliding connection. In order to further enhance the protective effect, a structural hole 202 is specially opened in the middle of the inner wall of the glass piece 201 to facilitate the installation and function realization of other components. In order to ensure the stability and durability of the glass piece 201, a plurality of concave strips 203 are fixedly connected to the left and right sides of its top. Sliders 204 are also fixedly connected to the inner walls of these concave strips 203. The outer walls of the sliders 204 are slidably connected to the slide grooves 205, thereby realizing flexible movement and positioning. In order to further enhance the overall functionality of the protective mechanism 2, a plurality of glass rods 206 are also fixedly connected to the left and right sides of the bottom end of the glass piece 201. These glass rods 206 can improve the uniformity of shaking and prevent liquid splashing. Through this multi-level, multi-component design, the protective mechanism 2 can effectively protect the items inside the glass bottle 1 from the influence of the external environment and ensure its safety and integrity.

[0044] Please see the attached Figure 1 and attached Figure 3 The left side of the outer wall of the glass bottle 1 is fixedly connected to an anti-slip cover 11, the right side of the outer wall of the glass bottle 1 is fixedly connected to an anti-slip cover 2 12, the outer walls of the anti-slip cover 11 and the anti-slip cover 2 12 are both provided with a plurality of finger grooves 13, the front side of the outer wall of the glass bottle 1 is fixedly connected to a scale bar 14, the bottom end of the glass bottle 1 is fixedly connected to a base 15, and the bottom end of the base 15 is fixedly connected to an anti-slip pad 16;

[0045] Specifically, an anti-slip cover 11 is fixedly connected to the left side of the outer wall of the glass bottle 1. The design of this anti-slip cover 11 is to provide a better grip when holding the glass bottle 1 and prevent it from slipping. An anti-slip cover 2 12 is also fixedly connected to the right side of the outer wall of the glass bottle 1. Its function is the same as that of the anti-slip cover 11, further ensuring the safety and stability of the user when using the glass bottle 1. A plurality of finger grooves 13 are provided on the outer walls of the anti-slip cover 11 and the anti-slip cover 2 12. These finger grooves 13 are designed to further increase the friction when holding the glass bottle 1, so that the user can hold the glass bottle 1 more firmly. The distribution and shape of the finger grooves 13 are carefully designed to adapt to the holding habits of different users and provide the best user experience. A scale bar 14 is fixedly connected to the front side of the outer wall of the glass bottle 1. The function of the scale bar 14 is to facilitate the user to measure and record the volume of the liquid in the bottle. The scale on the scale bar 14 is clearly visible, which is convenient for the user to read the data accurately. In order to further enhance the stability and durability of the glass bottle 1, a base 15 is fixedly connected to its bottom end. The design of the base 15 is not only to protect the bottom of the glass bottle 1 and prevent it from sliding and being damaged on the desktop, but also to increase the overall aesthetics of the glass bottle 1. The bottom end of the base 15 is fixedly connected to a non-slip pad 16. This non-slip pad 16 can effectively prevent the glass bottle 1 from sliding on various surfaces, ensuring its stability during use.

[0046] Please see the attached Figure 1 and attached Figure 5 The chute 205 is opened on the left and right sides of the top of the inner wall of the glass bottle 1, the outer wall of the slender inner tube 4 is slidably connected to the inner wall of the plug hole 8, the top of the outer wall of the glass bottle 1 is fixedly connected to the buffer ring 17, the buffer ring 17 is made of hard rubber, and the right side of the top of the outer wall of the vent tube 9 is fixedly connected to the connecting block 18, and the top of the connecting block 18 is fixedly connected to the outer wall of the vent plug 10;

[0047] Specifically, the slide groove 205 is opened on the left and right sides of the top of the inner wall of the glass bottle 1, so that the outer wall of the slender inner tube 4 can be smoothly slidably connected with the inner wall of the plug hole 8, ensuring that the slender inner tube 4 can move flexibly during use, thereby improving the convenience and efficiency of operation. In order to protect the glass bottle 1 from damage caused by accidental impact and friction during use, a buffer ring 17 is fixedly connected to the top of the outer wall of the glass bottle 1. The buffer ring 17 is made of hard rubber material, has good elasticity and wear resistance, and can effectively absorb and disperse external forces, thereby protecting the fragile parts of the glass bottle 1. A connecting block 18 is also fixedly connected to the right side of the top of the outer wall of the vent pipe 9. The top of the connecting block 18 is tightly fixedly connected to the outer wall of the vent plug 10, ensuring a stable connection between the vent pipe 9 and the vent plug 10, thereby ensuring the sealing and airtightness of the entire device. This design not only improves the performance of the device, but also enhances its overall stability and reliability.

[0048] Working principle: By setting a melting piece 3 at the bottom of the inner wall of the glass bottle 1, the glass bottle 1 and the slender inner tube 4 are melted into a whole, and a flow groove 5 is opened at the bottom of the slender inner tube 4 to allow the liquid in the glass bottle 1 to flow in. A sleeve 6 is connected to the top to make the injection needle enter more accurately and stably, and the sealing plug 7 can seal the bottle body. The reserved plug hole 8 corresponds to the size of the glass bottle 1. A vent pipe 9 is also set on the sealing plug 7 to ensure that the internal and external pressures are consistent. The vent plug 10 can also prevent external interference. Such a simple structure improves the accuracy and reliability of sample processing, simplifies the operation process, improves work efficiency, and meets the use requirements;

[0049] The glass piece 201 can isolate the bottom of the sealing plug 7 to prevent liquid contact. A structural hole 202 is set on the top of the glass piece 201 for easy installation. The glass piece 201 is installed and removed through the fixed concave strip 203, and the fixed slider 204 is docked with the slide groove 205 to lock the structure. A glass rod 206 is also set at the bottom of the glass piece 201, which can prevent the liquid level from rising and improve its effect when the bottle is shaken and stirred. Such a structure increases the service life, improves the stirring effect, improves the uniformity, reduces the failure rate, and meets work requirements.

[0050] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A glass inner tube integrated sample bottle, comprising a glass bottle (1), characterized in that: The bottom of the inner wall of the glass bottle (1) is fixedly connected to a melting plate (3), the top of the melting plate (3) is fixedly connected to a slender inner tube (4), the bottom of the outer wall of the slender inner tube (4) is provided with a plurality of flow grooves (5), the top of the slender inner tube (4) is fixedly connected to a sleeve (6), the top of the inner wall of the glass bottle (1) is provided with a sealing plug (7), the inner wall of the sealing plug (7) is provided with a plug hole (8), the right side of the top of the sealing plug (7) is fixedly connected to a vent pipe (9), the top of the vent pipe (9) is installed with a vent plug (10), the inner wall of the glass bottle (1) is provided with a protective mechanism (2), and the protective mechanism (2) is used to protect the auxiliary operation of the structure.

2. The glass inner tube integrated sample bottle according to claim 1, characterized in that: The protective mechanism (2) comprises a glass sheet (201), the outer wall of the glass sheet (201) being slidably connected to the top edge of the inner wall of the glass bottle (1), a structural hole (202) being provided in the middle of the inner wall of the glass sheet (201), a plurality of concave strips (203) being fixedly connected to the left and right sides of the top end of the glass sheet (201), a slider (204) being fixedly connected to the inner wall of the concave strip (203), a slide groove (205) being slidably connected to the outer wall of the slider (204), and a plurality of glass rods (206) being fixedly connected to the left and right sides of the bottom end of the glass sheet (201).

3. The glass inner tube integrated sample bottle according to claim 1, characterized in that: The left side of the outer wall of the glass bottle (1) is fixedly connected to an anti-slip sleeve 1 (11), and the right side of the outer wall of the glass bottle (1) is fixedly connected to an anti-slip sleeve 2 (12).

4. The glass inner tube integrated sample bottle according to claim 3, characterized in that: The outer walls of the anti-slip cover 1 (11) and the anti-slip cover 2 (12) are both provided with a plurality of finger grooves (13), and a scale bar (14) is fixedly connected to the front side of the outer wall of the glass bottle (1).

5. The glass inner tube integrated sample bottle according to claim 1, characterized in that: The bottom end of the glass bottle (1) is fixedly connected to a base (15), and the bottom end of the base (15) is fixedly connected to an anti-slip pad (16).

6. The glass inner tube integrated sample bottle according to claim 2, characterized in that: The sliding groove (205) is opened on the left and right sides of the top of the inner wall of the glass bottle (1), and the outer wall of the slender inner tube (4) is slidably connected to the inner wall of the plug hole (8).

7. The glass inner tube integrated sample bottle according to claim 1, characterized in that: A buffer ring (17) is fixedly connected to the top of the outer wall of the glass bottle (1), and the buffer ring (17) is made of hard rubber.

8. The glass inner tube integrated sample bottle according to claim 1, characterized in that: A connecting block (18) is fixedly connected to the right side of the top of the outer wall of the vent pipe (9), and the top of the connecting block (18) is fixedly connected to the outer wall of the vent plug (10).

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