CN218468798U - Supporting component and pressure-resistant non-repeated filling steel cylinder - Google Patents
Supporting component and pressure-resistant non-repeated filling steel cylinder Download PDFInfo
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- CN218468798U CN218468798U CN202222698803.1U CN202222698803U CN218468798U CN 218468798 U CN218468798 U CN 218468798U CN 202222698803 U CN202222698803 U CN 202222698803U CN 218468798 U CN218468798 U CN 218468798U
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Abstract
The utility model relates to the technical field of air pressure containers, and discloses a supporting component and a pressure-resistant non-repeated filling steel cylinder, wherein the supporting component comprises a lower bottle body and a base clamped at the lower bottle body, a plurality of spherical bulges are formed at the bottom of the lower bottle body along the circumferential direction at intervals, and the spherical bulges are provided with a first area, a second area and a third area which are sequentially formed between the side wall and the bottom wall of the lower bottle body; the first areas of the plurality of spherical bulges jointly form a first matching area, the second areas jointly form a second matching area, and the third areas jointly form a third matching area; the base is provided with a first matching part used for being matched with the first matching area, a second matching part used for being matched with the second matching area and a third matching part used for being matched with the third matching area, and a supporting part is formed between the second matching part and the third matching part. Through the utility model discloses, not only can further strengthen the resistance to pressure of steel bottle, can also increase the stability of steel bottle when vertical placing, reduce manufacturing cost.
Description
Technical Field
The utility model relates to a atmospheric pressure container technical field, specifically speaking relates to a supporting component and withstand voltage formula non-repeated dress steel bottle that fills.
Background
The existing steel cylinder generally comprises an upper cylinder body and a lower cylinder body, wherein the top of the upper cylinder body is generally used for arranging components such as a valve assembly, a valve retainer ring and the like, and the bottom of the lower cylinder body is generally used for arranging components such as a base retainer ring and the like.
The upper bottle body and the lower bottle body of the existing steel bottle are generally connected by welding, and the welding spot is the joint of the upper bottle body and the lower bottle body; because the welding area (namely the welding layer) is smaller, the requirement on the welding process is higher in order to ensure the air tightness and the compressive strength of the steel cylinder; in addition, in order to ensure the surface smoothness of the finished steel product, the upper and lower bottles need to be polished after being welded, which may result in a thinner welded region (i.e., welded layer), which may affect the airtightness and compressive strength of the steel cylinder.
In order to ensure the pressure resistance of the existing filling steel cylinder, the end surfaces of the upper cylinder body and the lower cylinder body are both constructed into circular arch surfaces (sphere-like surfaces); this arrangement makes the valve assembly (including the main valve and the safety needle valve) at the upper body inconvenient to install and the lower body inconvenient to stand. In addition, the compression of the circular arch surface (the sphere-like surface) is concentrated, and the circular arch surface (the sphere-like surface) is designed into a plurality of small spherical surfaces which are arranged at intervals along the circumferential direction in the prior art; in consideration of convenience of installation of the valve assembly and better pressure resistance inside the bottle body, the upper top surface of the upper bottle body (i.e., the installation surface for installing the valve assembly) can be set to be a flat surface, and the lower bottom surface of the lower bottle body can be set to be the petal shape as described above. However, one problem that has to be taken into account in the design of such petal shapes is how to ensure stability when the cylinder is placed vertically. Especially for non-refillable cylinders, it is difficult to design a better base structure due to the manufacturing cost. Although the prior art has the problem that the bottoms of the petal shapes are arranged into a plane form so as to ensure the stability when the petal shapes are vertically placed; although the cost is better controlled, the whole stress characteristic of the small spherical surface is destroyed, and the pressure resistance is adversely affected.
SUMMERY OF THE UTILITY MODEL
Poor stability's defect when vertical the placing to the steel bottle that exists among the prior art, the utility model provides a non-repeated dress steel bottle that fills of supporting component and withstand voltage formula. It can realize making the steel bottle can stable place under the circumstances that does not influence the steel bottle pressure resistance to the use of steel bottle.
In order to solve the technical problem, the utility model discloses a following technical scheme can solve:
the supporting assembly comprises a lower bottle body and a base clamped at the lower bottle body, a plurality of spherical bulges are formed at the bottom of the lower bottle body at intervals along the circumferential direction, and the spherical bulges are provided with a first area, a second area and a third area which are sequentially formed between the side wall and the bottom wall of the lower bottle body;
the first area is flush with the side wall of the lower bottle body, the bottom end of the first area is higher than the bottom wall of the lower bottle body, and the first areas of the plurality of spherical bulges jointly form a first matching area; the second area is bent from the bottom end of the first area to the center of the lower bottle body, the bottom end of the second area is lower than the bottom wall of the lower bottle body, and the second areas of the plurality of spherical bulges jointly form a second matching area; the third area is connected with the bottom end of the second area and the bottom wall of the lower bottle body in a curved surface bending mode, and the third areas of the plurality of spherical bulges jointly form a third matching area;
the base is provided with a first matching part, a second matching part and a third matching part, wherein the first matching part is used for being matched with the first matching area, the second matching part is used for being matched with the second matching area, the third matching part is used for being matched with the third matching area, a supporting part is formed between the second matching part and the third matching part, and the first matching part, the second matching part, the third matching part and the supporting part are all in a circular ring shape.
The utility model discloses in, through setting up a plurality of spherical archs, can effectual change the inside pressure of bottle, prevent that the bottle from toward outer deformation trouble, again through setting up and bottle matched with base for the steel bottle need not to grind the flat steel bottle bottom and place in use and transportation, has reduced manufacturing cost, but also has guaranteed the stability when the steel bottle is placed.
Preferably, the first area has the same width in the vertical direction, the width of the second area gradually decreases in the direction away from the first area, the width of the third area gradually decreases in the direction away from the second area, and the end of the third area connected with the bottom wall of the lower bottle body forms an arc shape.
The utility model discloses in, mutually support through a plurality of regions of spherical bulge for the pressure of concentrating on the bottle bottom can disperse, thereby has improved the resistance to pressure of steel bottle.
Preferably, the top end of the first matching part forms a first connecting part which is used for matching with the side wall of the lower bottle body.
The utility model discloses in, through setting up first connecting portion for the steel bottle can be more firm of joint when vertical placing.
Preferably, the supporting portion has a vertical annular portion and a horizontal annular portion sequentially disposed between the second fitting portion and the third fitting portion, the inner wall of the second fitting portion is used for fitting the upper portion of the second fitting region, and the third fitting portion is curved from the horizontal annular portion to the center of the lower bottle body.
The utility model discloses in, through setting up vertical cyclic annular portion and horizontal cyclic annular portion, better formation bearing structure to the steel bottle has been propped up that can be stable.
Preferably, the support portion and the lower portion of the second fitting region form a first fitting gap, and the third fitting portion and the third fitting region form an annular contact surface through tangency.
The utility model discloses in, through setting up first fit clearance and annular contact surface for when the steel bottle was placed on the base, the joint was more firm.
Preferably, a horizontally arranged annular transition portion is formed between the first matching portion and the second matching portion, and a second matching gap is formed between the annular transition portion and the second matching area.
The utility model discloses in, through setting up second fit clearance for the base can make first connecting portion press from both sides tightly inwards when receiving the pressure of steel bottle, thereby more firm of joint.
Preferably, at least one annular support ring is formed in the first fitting gap and used for supporting the lower part of the second fitting area.
The utility model discloses in, through setting up annular lock ring for the steel bottle can effectually share the holding power of steel bottle to all the other parts of base when vertical placing, thereby provides better support.
Preferably, a second connecting part is formed inside the third matching part and corresponds to the bottom wall of the lower bottle body.
The utility model discloses in, through setting up the second connecting portion, can effectually prevent that third cooperation portion from extruding and collapsing to center department when bearing the pressure of steel bottle.
The utility model also provides a non-repeated dress steel bottle that fills of withstand voltage formula, it includes arbitrary foretell supporting component.
Drawings
Fig. 1 is a schematic diagram of a cross-sectional structure of a pressure-resistant non-refillable cylinder of example 1.
Fig. 2 is a partial schematic view of the lower body in example 2.
Fig. 3 is a schematic view of a cylinder base in example 2.
Fig. 4 is a schematic view of the bottom of the lower body in example 2.
Fig. 5 is a schematic view of the first welding portion and the second welding portion in example 3.
Fig. 6 is a schematic view of a main valve seat and a wall of a first mounting hole in embodiment 1.
Fig. 7 is a schematic view of a safety needle valve mounting seat and a wall of a second mounting hole in embodiment 1.
The names of the parts indicated by the numerical references in the drawings are as follows:
110. discharging the bottle body; 120. a base; 130. a spherical bulge; 140. a safety needle valve assembly; 150. a main valve assembly; 160. the bottle body is arranged; 161. a circular arc transition section; 162. a first mounting hole; 163. a second mounting hole; 164. a mounting surface; 221. a first mating portion; 222. a second mating portion; 223. a third mating portion; 224. A support portion; 225. a first fit clearance; 226. a second fit clearance; 227. a first connection portion; 228. A second connecting portion; 231. a first mating area; 232. a second mating area; 233. a third mating area; 321. a vertical annular portion; 322. a horizontal annular portion; 323. an annular support ring; 324. an annular transition portion; 431. a first region; 432. a second region; 433. a third region; 510. a first weld; 520. A second weld; 610. the wall of the first mounting hole; 620. the outer wall of the main valve assembly mounting seat; 710. second mounting hole pore wall: 720. the safety needle valve assembly mount outer wall.
Detailed Description
For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples. It is to be understood that the examples are illustrative of the invention only and are not limiting.
Example 1
As shown in fig. 1-7, the present embodiment provides a pressure-resistant non-refillable cylinder including an upper body 160, a main valve assembly 150, a safety needle valve assembly 140, a lower body 110, and a base 120 clamped at the lower body 110.
Wherein, a plurality of spherical protrusions 130 are formed at intervals along the circumferential direction at the bottom of the lower bottle body 110; therefore, the pressure resistance of the steel cylinder can be better improved.
In this embodiment, the top surface of the upper bottle body 160 is a mounting surface 164, the mounting surface 164 is a plane, the mounting surface 164 is connected to the upper bottle body 160 through an arc transition section 161, a first mounting hole 162 and a second mounting hole 163 are formed in the mounting surface 164, the first mounting hole 162 is used for mounting the main valve assembly 150, and the second mounting hole 163 is used for mounting the safety needle valve assembly 140.
Through the above, the mounting surface of the upper top surface of the upper bottle body 160 is a plane, when the main valve assembly 150 and the safety needle valve assembly 140 are mounted, the contact surfaces of the main valve assembly 150 and the safety needle valve assembly 140 and the mounting surface 164 are completely attached, so that the mounting of the main valve assembly 150 and the safety needle valve assembly 140 is facilitated; the arc transition section 161 increases the pressure resistance of the steel cylinder.
In this embodiment, the center of the mounting surface 164 of the upper bottle body 160 is a first mounting hole 162, the first mounting hole 162 is provided with a first mounting hole wall 610 which is perpendicular to the mounting surface 164 of the upper bottle body 160 and extends into the upper bottle body, the lower horizontal surface of the mounting seat of the main valve assembly 150 is attached to the mounting surface 164 of the upper bottle body 160, a welding layer made of copper is formed in the middle by brazing a copper ring, the outer wall 620 of the mounting seat of the main valve assembly 150 is attached to the first mounting hole wall 610, and a welding layer made of copper is formed in the middle by brazing a copper ring.
Through the above, the lower horizontal surface of the mounting seat of the main valve assembly 150 is attached to the mounting surface 164 of the upper bottle body 160, and the wall 610 of the first mounting hole is completely attached to the outer wall 620 of the mounting seat of the main valve assembly 150, so that the contact area between the main valve assembly 150 and the mounting surface 164 of the upper bottle body 160 is increased, the mounting strength is increased, and the steel bottle can bear higher pressure when gas is flushed into the bottle.
In this embodiment, the length of the first hole wall 610 is 5mm, the width of the welding layer between the lower plane of the main valve assembly 150 and the mounting surface 164 of the upper bottle 160 is 4.2mm, and the width of the welding layer between the outer wall 620 of the main valve assembly 150 and the first hole wall 610 of the upper bottle 160 is 5mm.
Through the above, the lower plane of the mounting seat of the main valve assembly 150 and the mounting surface 164 of the upper bottle body 160 and the outer wall 620 of the mounting seat of the main valve assembly 150 and the wall 610 of the first mounting hole of the upper bottle body 160 are welded in an interference manner, so that the welding strength is enhanced, and when gas is filled into the bottle, the steel bottle can bear higher pressure.
In this embodiment, the second mounting hole 163 is formed at the side of the center of the mounting surface 164 of the upper bottle 160, the second mounting hole 163 is provided with a second mounting hole wall 710 perpendicular to the mounting surface 164 of the upper bottle 160 and extending into the upper bottle 160, the lower horizontal surface of the mounting seat of the safety needle valve assembly 140 is attached to the mounting surface 164 of the upper bottle 160, a welding layer made of copper is formed in the middle by brazing a copper ring, the outer wall 720 of the mounting seat of the safety needle valve assembly 150 is attached to the second mounting hole wall 710, and a welding layer made of copper is formed in the middle by brazing a copper ring.
Through the above, the lower horizontal surface of the installation seat of the safety needle valve assembly 140 is attached to the installation surface 164 of the upper bottle body 160, and the wall 710 of the second installation hole is completely attached to the outer wall 720 of the installation seat of the safety needle valve assembly 140, so that the contact area between the safety needle valve assembly 140 and the installation surface 164 of the upper bottle body 160 is increased, the installation strength is increased, and when gas is flushed into the bottle, the steel bottle can bear higher pressure.
In this embodiment, the length of the wall of the second mounting hole is 3mm, the width of the welding layer between the lower horizontal surface of the mounting seat of the safety needle valve assembly 140 and the mounting surface 164 of the upper bottle 160 is 2.5mm, and the width of the welding layer between the outer wall 720 of the mounting seat of the safety needle valve assembly 140 and the wall 710 of the second mounting hole beside the center of the upper bottle 160 is 3mm.
Through the above, the lower plane of the installation seat of the safety needle valve assembly 140 is in interference welding with the installation surface 164 of the upper bottle body 160 and the outer wall 720 of the installation seat of the safety needle valve assembly 140 is in interference welding with the wall 710 of the second installation hole of the upper bottle body 160, so that the welding strength is enhanced, and when gas is filled into the bottle, the steel bottle can bear higher pressure.
Example 2
As shown in fig. 2 to 4, the present embodiment provides a support assembly that can be used in embodiment 1, which includes a lower body 110 and a base 120 clamped at the lower body 110, wherein a plurality of spherical protrusions 130 are formed at the bottom of the lower body 110 at intervals along a circumferential direction, and the spherical protrusions 130 have a first region 431, a second region 432 and a third region 433 that are sequentially formed between the side wall and the bottom wall of the lower body 110;
the first region 431 is flush with the sidewall of the lower body 110 and the bottom end is higher than the bottom wall of the lower body 110, and the first regions 431 of the plurality of spherical protrusions 130 together form a first fitting region 231; the second region 432 is bent from the bottom end of the first region 431 toward the center of the lower body 110 and is lower than the bottom wall of the lower body 110, and the second regions 432 of the plurality of spherical protrusions 130 together form a second fitting region 232; the third region 433 is curved to connect the bottom end of the second region 432 with the bottom wall of the lower body 110, and the third regions 433 of the plurality of spherical protrusions 130 together form a third fitting region 233.
The base 120 has a first mating portion 221 for mating with the first mating region 231, a second mating portion 222 for mating with the second mating region 232, and a third mating portion 223 for mating with the third mating region 233, a support portion 224 is formed between the second mating portion 222 and the third mating portion 223, and the first mating portion 221, the second mating portion 222, the third mating portion 223, and the support portion 224 are all annular.
Through the aforesaid, when the bottle internal pressure increases, spherical bulge 130 can the effectual inside pressure of change bottle, prevent the bottle toward outer deformation trouble, when pressure continues to increase, the pressure release is carried out to rethread safety needle valve subassembly 140, a plurality of spherical bulge 130 have further improved the resistance to pressure of steel bottle, and when the steel bottle is vertical to be placed, through the base 120 that sets up, just need not to grind the flat placement with the steel bottle bottom, manufacturing cost has been reduced, and have on the base 120 with a plurality of cooperation portions of lower bottle 110 bottom matched with, make what the steel bottle can be placed more stable.
In this embodiment, the first region 431 has the same width in the vertical direction, the width of the second region 432 gradually decreases in the direction away from the first region 431, the width of the third region 433 gradually decreases in the direction away from the second region 432, and the end of the third region 433 connected with the bottom wall of the lower bottle body 110 forms an arc shape.
Through the above, when the pressure received by the bottom of the steel cylinder is increased, the first region 431, the second region 432 and the third region 433 are matched with each other, so that the pressure concentrated on the bottom of the steel cylinder is dispersed, and the pressure resistance of the steel cylinder is improved.
In this embodiment, a first connection portion 227 is formed at the top end of the first fitting portion 221, and the first connection portion 227 is used for fitting with the sidewall of the lower bottle body 110.
Through the aforesaid, when the steel bottle was placed on base 120, first connecting portion 227 can effectual clamp steel bottle for the steel bottle joint was more firm when placing.
In this embodiment, the supporting portion 224 has a vertical annular portion 321 and a horizontal annular portion 322 sequentially disposed between the second matching portion 222 and the third matching portion 223, the inner wall of the second matching portion 222 is used for attaching to the upper portion of the second matching region 232, and the third matching portion 223 is curved from the horizontal annular portion 322 to the center of the lower bottle 110.
Thus, the vertical ring-shaped portion 321 and the horizontal ring-shaped portion 322 preferably form a support structure, so that the steel cylinder can be stably supported.
In this embodiment, a first fitting gap 225 is formed between the supporting portion 224 and the lower portion of the second fitting region 232, an annular contact surface is formed between the third fitting portion 223 and the third fitting region 233 by tangency, a horizontally disposed annular transition portion 324 is formed between the first fitting portion 221 and the second fitting portion 222, and a second fitting gap 226 is formed between the annular transition portion 324 and the second fitting region 232.
Through the above, when the steel bottle is placed on the base 120, the third engaging portion 223 is pressed downward by the pressure from the third engaging region 233, and the supporting portion 224 is pressed toward the bottle body by the horizontal force, so that the second engaging portion 222 and the first engaging portion 221 are driven by the horizontal force, and the bottle body can be clamped by the first connecting portion 227 more firmly.
In this embodiment, at least one annular support ring 323 is formed in the first fitting gap 225, and the annular support ring 323 is used for supporting the lower portion of the second fitting region 232.
Through the above, when the steel cylinder is vertically placed, the annular support ring 323 can effectively share the supporting force of the steel cylinder on the rest parts of the base 120, thereby providing better support.
In this embodiment, a second connection portion 228 is formed inside the third matching portion 223 corresponding to the bottom wall of the lower bottle body 110.
Through the above, when the third matching part 223 is pressed toward the center by the pressure of the steel cylinder, the second connecting part 228 can effectively resist the pressure from the third matching part 223, thereby ensuring the integrity of the base 120.
The supporting component provided by the embodiment is in an actual use process, only the steel bottle needs to be placed on the base 120, when the pressure in the bottle is increased, the spherical bulge 130 can effectively change the pressure inside the bottle body, the outward deformation fault of the bottle body is prevented, when the pressure is continuously increased, the pressure is released through the safety needle valve component 140, at the moment, the supporting part 224 can be extruded by the third matching part 223 of the base 120 due to stress, and therefore the first connecting part 227 can be enabled to be more firmly clamped on the bottle body. Because the steel cylinder is directly clamped on the base 120, the storage and transportation of the steel cylinder are more convenient.
Example 3
As shown in connection with fig. 5, the present embodiment provides a seal structure that can be used in embodiment 1. Wherein, the lower end of the upper bottle body 160 contracts towards the inner circumference to sequentially form a transition section with the outer side surface being a round table surface and a cylinder section with the outer side surface being a cylindrical surface, and the outer diameter of the cylinder section is the same as the inner diameter of the lower bottle body; a first welding part 510 is formed on the outer side wall of the cylindrical section, a second welding part 520 is formed on the inner wall of the upper end of the lower body 160, and a welding layer made of copper is formed between the first welding part 510 and the second welding part 520 by brazing with a copper ring.
Through the above, the upper bottle body 160 and the lower bottle body 110 are connected by brazing through the first welding portion 510 and the second welding portion 520, so that the generation of air holes and slag inclusion are avoided, the contact surface and the thickness of the joint are increased, and the steel cylinder can bear larger pressure when gas is injected into the steel cylinder.
In this embodiment, the length of the cylindrical section is 10mm, and the width of the welding layer formed by the first welding portion 510 and the second welding portion 520 is 3.2-6.0mm.
Through the above, the first welding portion 510 and the second welding portion 520 are welded in an interference manner, so that the welding strength is enhanced, and the steel cylinder can bear higher pressure when gas is filled into the cylinder.
In this embodiment, after the upper body 160 is connected to the lower body 110, the outer wall of the upper body and the outer wall of the lower body are maintained at the same vertical line.
Through the aforesaid, the outer wall of upper bottle body 160 and the holding of the outer wall of lower bottle body 110 are on same vertical line, and the surface that has kept the steel bottle is smooth, need not the processing of polishing, has reduced manufacturing cost and has avoided reducing the wall thickness of steel bottle, has maintained the leakproofness and the resistance to pressure of steel bottle.
The sealing structure and the pressure-resistant non-refillable steel cylinder provided by the embodiment increase the contact area of each welding layer by the connection mode between the upper body 160 and the lower body 110, the connection mode between the main valve assembly 150 and the mounting surface 164 of the upper body 160, and the connection mode between the safety needle valve assembly 140 and the mounting surface 164 of the upper body 160, thereby enhancing the sealing performance and the pressure resistance of the steel cylinder.
In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in the claims of the present invention should be included in the scope of the present invention.
Claims (9)
1. The supporting component is characterized in that: the bottle comprises a lower bottle body (110) and a base (120) clamped at the lower bottle body (110), wherein a plurality of spherical protrusions (130) are formed at the bottom of the lower bottle body (110) at intervals along the circumferential direction, and the spherical protrusions (130) are provided with a first area (431), a second area (432) and a third area (433) which are sequentially formed between the side wall and the bottom wall of the lower bottle body (110);
the first area is flush with the side wall of the lower bottle body (110) and the bottom end is higher than the bottom wall of the lower bottle body (110), and the first areas (431) of the plurality of spherical protrusions (130) together form a first matching area (231); the second area (432) is bent from the bottom end of the first area (431) to the center of the lower bottle body (110) and the bottom end is lower than the bottom wall of the lower bottle body (110), and the second areas (432) of the plurality of spherical protrusions (130) together form a second matching area (232); the third area (433) is connected with the bottom end of the second area and the bottom wall of the lower bottle body (110) in a curved surface bending way, and the third areas (433) of the plurality of spherical bulges (130) form a third matching area (233) together;
the base (120) is provided with a first matching part (221) used for being matched with the first matching area (231), a second matching part (222) used for being matched with the second matching area (232) and a third matching part (223) used for being matched with the third matching area (233), a supporting part (224) is formed between the second matching part (222) and the third matching part (223), and the first matching part (221), the second matching part (222), the third matching part (223) and the supporting part (224) are all in an annular shape.
2. The support assembly of claim 1, wherein: the first area (431) has the same width in the vertical direction, the width of the second area (432) is gradually reduced in the direction away from the first area (431), the width of the third area (433) is gradually reduced in the direction away from the second area (432), and one end of the third area (433) connected with the bottom wall of the lower bottle body (110) forms an arc shape.
3. The support assembly of claim 1, wherein: the top end of the first matching part (221) forms a first connecting part (227), and the first connecting part (227) is used for matching with the side wall of the lower bottle body (110).
4. The support assembly of claim 1, wherein: the supporting portion (224) is provided with a vertical annular portion (321) and a horizontal annular portion (322) which are sequentially arranged between the second matching portion (222) and the third matching portion (223), the inner wall of the second matching portion (222) is used for being attached to the upper portion of the second matching area (232), and the third matching portion (223) is curved and bends from the horizontal annular portion (322) to the center of the lower bottle body (110).
5. The support assembly of claim 4, wherein: the supporting part (224) and the lower part of the second matching area (232) form a first matching clearance (225), and an annular contact surface is formed between the third matching part (223) and the third matching area (233) through tangency.
6. The support assembly of claim 5, wherein: an annular transition part (324) horizontally arranged is formed between the first matching part (221) and the second matching part (222), and a second matching gap (226) is formed between the annular transition part (324) and the second matching area (232).
7. The support assembly of claim 5, wherein: at least one annular support ring (323) is formed in the first fitting gap (225), and the annular support ring (323) is used for supporting the lower part of the second fitting area (232).
8. The support assembly of claim 1, wherein: the third matching part (223) is internally provided with a second connecting part (228) corresponding to the bottom wall of the lower bottle body (110).
9. Pressure-resistant non-refillable steel cylinder is characterized in that: comprising a support assembly according to any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222698803.1U CN218468798U (en) | 2022-10-13 | 2022-10-13 | Supporting component and pressure-resistant non-repeated filling steel cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222698803.1U CN218468798U (en) | 2022-10-13 | 2022-10-13 | Supporting component and pressure-resistant non-repeated filling steel cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218468798U true CN218468798U (en) | 2023-02-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222698803.1U Active CN218468798U (en) | 2022-10-13 | 2022-10-13 | Supporting component and pressure-resistant non-repeated filling steel cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218468798U (en) |
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2022
- 2022-10-13 CN CN202222698803.1U patent/CN218468798U/en active Active
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