CN219735011U - Alkene-alkane mixed gas cylinder with automatic pressure relief device - Google Patents
Alkene-alkane mixed gas cylinder with automatic pressure relief device Download PDFInfo
- Publication number
- CN219735011U CN219735011U CN202321295389.8U CN202321295389U CN219735011U CN 219735011 U CN219735011 U CN 219735011U CN 202321295389 U CN202321295389 U CN 202321295389U CN 219735011 U CN219735011 U CN 219735011U
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- Prior art keywords
- bottle
- positioning rod
- pressure relief
- wall
- hole
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- 210000004907 gland Anatomy 0.000 claims abstract description 20
- 125000002947 alkylene group Chemical group 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 19
- 238000003825 pressing Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims 8
- -1 alkene alkane Chemical class 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000000446 fuel Substances 0.000 abstract description 2
- 239000000428 dust Substances 0.000 description 6
- 238000003466 welding Methods 0.000 description 6
- 238000004880 explosion Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Closures For Containers (AREA)
- Pressure Vessels And Lids Thereof (AREA)
Abstract
The utility model relates to the field of fuel storage equipment, in particular to an alkylene mixed gas cylinder with an automatic pressure relief device, wherein a pressure relief valve comprises a top cover, a positioning rod and a fixed block, and the top cover is arranged on the wall of the top of an installation cavity; one end of the positioning rod passes through the top of the top cover, a gas leakage hole is formed between the positioning rod and the top cover, the gas leakage hole is communicated with the gas exhaust hole and the outside of the bottle body, and the other end of the positioning rod passes through the gas exhaust hole; the fixed block is sleeved on the side wall of the positioning rod, the fixed block is fixed on the inner wall of the mounting cavity, the side wall of the fixed block is provided with a vent hole, and the vent hole is communicated with the vent hole and the air leakage hole; the bottom of the positioning rod is connected with a sliding block, the sliding block is matched with the exhaust hole, and the bottom of the sliding block is positioned in the exhaust hole; two step grooves are formed in the inner wall of the mounting cavity, the fixing block is mounted at the bottoms of the two step grooves, the top of the fixing block is additionally provided with a gland, and the gland is in threaded connection with the groove wall at the top of the step groove. The utility model is beneficial to improving the safety coefficient of the gas cylinder.
Description
Technical Field
The utility model relates to the field of fuel storage equipment, in particular to an alkylene mixed gas cylinder with an automatic pressure relief device.
Background
The welding gun is one of main welding equipment, in particular an oxygen-free welding gun, and the oxygen-free welding gun has the characteristics of flexible use, convenience, rapidness, simple process and the like and is widely used; when the oxygen-free welding gun is used, the oxygen-free welding gun can be matched with a corresponding alkene-alkane mixed gas cylinder.
In the related art, the alkylene mixed gas is usually compressed in a gas cylinder, and when the gas cylinder is in a high-temperature environment, the gas in the gas cylinder is easily expanded under the influence of high temperature, so that the pressure in the gas cylinder is increased, and further the gas cylinder is at risk of explosion, and the personal safety is compromised.
Therefore, a gas cylinder is needed, when the pressure in the gas cylinder is increased, the pressure can be automatically released, so that the possibility that the alkene-alkane mixed gas in the gas cylinder is heated and exploded can be effectively reduced, and the safety coefficient of the gas cylinder is improved.
Disclosure of Invention
The utility model provides an alkylene mixed gas cylinder with an automatic pressure relief device, and aims to effectively reduce the possibility of heated explosion of alkylene mixed gas in the gas cylinder and improve the safety coefficient of the gas cylinder.
The utility model provides an alkylene mixed gas cylinder with an automatic pressure relief device, which adopts the following technical scheme:
an alkylene mixed gas bottle with an automatic pressure relief device comprises a bottle body and a bottle mouth, wherein a mounting cavity is formed in the bottle body, and a vent hole is formed in the cavity wall at the bottom of the mounting cavity; the top of the bottle body is provided with a pressure relief valve, the pressure relief valve is positioned in the mounting cavity and comprises a top cover, a positioning rod and a fixed block, and the top cover is mounted on the cavity wall at the top of the mounting cavity;
one end of the positioning rod passes through the top of the top cover, a gas leakage hole is formed between the positioning rod and the top cover, the gas leakage hole is communicated with the gas exhaust hole and the outside of the bottle body, and the other end of the positioning rod passes through the gas exhaust hole;
the fixed block is sleeved on the side wall of the positioning rod, the fixed block is fixed on the inner wall of the mounting cavity, the side wall of the fixed block is provided with a vent hole, and the vent hole is communicated with the vent hole and the air leakage hole;
the bottom of the positioning rod is connected with a sliding block, the sliding block is matched with the exhaust hole, and the bottom of the sliding block is positioned in the exhaust hole;
two step grooves are formed in the inner wall of the mounting cavity, the fixing blocks are mounted at the bottoms of the two step grooves, a gland is arranged on the top of each fixing block in a pressing mode, and the gland is in threaded connection with the groove walls at the tops of the step grooves.
By adopting the technical scheme, when the pressure in the bottle body is increased, the gas in the bottle body pushes the positioning rod upwards, so that the pressure release valve can be automatically opened, at the moment, the exhaust hole is communicated with the outside of the bottle body, and the gas in the bottle body is discharged to the outside of the bottle body through the exhaust hole, so that the pressure in the bottle body is reduced, the possibility of the heated explosion of the gas in the bottle body is further effectively reduced, and the safety coefficient of the gas bottle is improved;
the gland is in threaded connection with the cell wall of the step groove, and during installation, the gland is screwed down, and the gland presses down the fixed block to make fixed block and the bottom in step groove support tightly, effectively prevent that the fixed block from appearing rocking, and then effectively ensure the stability when the locating piece slides.
Preferably, the side wall of the positioning rod is sleeved with a spring in the vertical direction, and the end part of the spring is connected to the bottom of the fixed block.
Through adopting above-mentioned technical scheme, when the pressure in the bottle is less than the external pressure of bottle, utilize the spring, be convenient for drive locating lever and slider and reset downwards.
Preferably, a sealing ring is arranged on the side wall of the sliding block.
By adopting the technical scheme, the sealing ring is utilized to effectively improve the sealing performance of the exhaust hole.
Preferably, the side wall of the sliding block is provided with a ring groove, and the sealing ring is embedded into the ring groove.
By adopting the technical scheme, the sealing ring is embedded into the annular groove, so that the sealing ring is prevented from falling from the sliding block.
Preferably, the two step grooves comprise a first step and a second step which are integrally formed, the fixed block is arranged at the bottom of the two second steps, the groove walls of the two second steps are provided with internal threads, the side wall of the gland is provided with external threads, and the gland is in threaded connection with the groove walls of the two second steps; the distance between the two first steps is larger than the distance between the two second steps.
By adopting the technical scheme, the gland is convenient to install by a worker.
Preferably, a plurality of the vent holes are provided, and the plurality of vent holes are distributed at intervals.
Through adopting above-mentioned technical scheme, establish the air vent into a plurality of for gaseous more smooth and easy when discharging is favorable to improving the efficiency of gas cylinder pressure release.
Preferably, a sleeve is fixed at the bottom of the fixed block, the top of the sliding block is positioned in the sleeve, and the outer wall of the sliding block is abutted to the inner wall of the sleeve.
Through adopting above-mentioned technical scheme, the sleeve plays the guide effect to the slip of slider, is favorable to improving the stability when the slider slides.
Preferably, a dust screen is arranged at the opening of the top of the pressure relief valve.
Through adopting above-mentioned technical scheme, utilize the dust screen can effectively prevent the relief valve by the dust jam.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. when the pressure in the bottle body is increased, the gas in the bottle body pushes the positioning rod upwards, so that the pressure release valve can be automatically opened, at the moment, the exhaust hole is communicated with the outside of the bottle body, the gas in the bottle body is discharged to the outside of the bottle body through the exhaust hole, the pressure in the bottle body is reduced, the possibility of the heated explosion of the gas in the bottle body is further effectively reduced, and the safety coefficient of the gas bottle is improved;
the gland is in threaded connection with the groove wall of the stepped groove, when the fixed block is installed, the gland is screwed down, the fixed block is pressed against the bottom of the stepped groove, the fixed block is effectively prevented from shaking, and therefore stability of the positioning block during sliding is effectively guaranteed;
2. the sealing ring is embedded into the ring groove, so that the sealing ring is prevented from falling off the sliding block;
3. the sleeve plays a guiding role in sliding of the sliding block, and is beneficial to improving the stability of the sliding block during sliding.
Drawings
FIG. 1 is a schematic view of the overall structure of an embodiment of the present utility model;
FIG. 2 is a schematic view showing the positional relationship of the accommodating chambers in detail according to the embodiment of the present utility model;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
fig. 4 is a schematic structural diagram showing the positional relationship of the spring, the seal ring and the ring groove in detail according to the embodiment of the present utility model.
Reference numerals: in the figure, 1, a bottle body; 2. a bottle mouth; 3. a mounting cavity; 4. an exhaust hole; 5. a pressure release valve; 51. a top cover; 52. a positioning rod; 53. a fixed block; 6. a vent hole; 7. a vent hole; 8. a slide block; 9. a stepped groove; 91. a first step; 92. a second step; 10. a gland; 11. a spring; 12. a seal ring; 13. a ring groove; 14. a sleeve; 15. a dust-proof net.
Detailed Description
The present utility model will be described in further detail with reference to fig. 1 to 4.
Examples:
the embodiment of the utility model discloses an alkylene mixed gas bottle with an automatic pressure relief device, which comprises a bottle body 1 and a bottle mouth 2, wherein the bottle body 1 is in an elongated shape, a mounting cavity 3 is formed in the bottle body 1, the bottle body is provided with a circular exhaust hole 4, the wall of the bottom of the mounting cavity 3 is provided with the circular exhaust hole 4, and the exhaust hole 4 is positioned in the bottle body 1, the bottle body is provided with the circular exhaust hole 4, and the bottle body is provided with the circular exhaust hole 4; referring to fig. 1 and 3, bottle 1 top is provided with relief valve 5, and relief valve 5 is located installation cavity 3, and relief valve 5 cooperatees with exhaust hole 4, and relief valve 5 can open automatically when the inside pressure of bottle 1 increases, and at this moment, exhaust hole 4 is linked together with bottle 1 outside, and the gas in the bottle 1 is discharged outside bottle 1 through exhaust hole 4, reduces the pressure in the bottle 1, and then effectively reduces the possibility that the inside gas of bottle 1 is heated and exploded, has improved the factor of safety of gas cylinder.
Referring to fig. 1 and 3, the pressure release valve 5 includes a top cover 51, a positioning rod 52 and a fixing block 53, the top cover 51 is installed on a cavity wall at the top of the installation cavity 3 in a horizontal direction, and a through hole is formed at the top of the top cover 51; the positioning rod 52 is arranged along the vertical direction, one end of the positioning rod 52 passes through a through hole at the top of the top cover 51, a certain gap is reserved between the positioning rod 52 and the through hole of the top cover 51, the gaps form a gas leakage hole 6, the gas leakage hole 6 is communicated with the gas exhaust hole 4 and the outside of the bottle body 1, and the other end of the positioning rod 52 passes through the gas exhaust hole 4 and extends outside the mounting cavity 3; the fixed block 53 is sleeved on the side wall of the positioning rod 52 along the horizontal direction, two ends of the fixed block 53 are respectively fixed with the inner wall of the mounting cavity 3, a plurality of vent holes 7 are formed in the fixed block 53, and the vent holes 7 are communicated with the vent holes 4 and the air leakage holes 6;
referring to fig. 1 and 3, the bottom of the positioning rod 52 is connected with a slide block 8, the bottom of the slide block 8 is positioned in the exhaust hole 4, and the exhaust hole 4 is blocked by the slide block 8; meanwhile, referring to fig. 4, the side wall of the sliding block 8 is provided with a ring groove 13 along the horizontal direction, a sealing ring 12 is filled in the ring groove 13, the sealing ring 12 is embedded into the ring groove 13, the sealing ring 12 is prevented from falling off the sliding block 8, the sealing ring 12 is matched with the ring groove 13, and the sealing performance of the exhaust hole 4 is enhanced by the sealing ring 12; referring to fig. 3 and 4, a spring 11 is sleeved on the positioning rod 52 in the vertical direction, and an end of the spring 11 is connected to the bottom of the fixing block 53.
When the pressure in the bottle increases, the gas in the bottle pushes the positioning rod 52 upwards, the positioning rod 52 and the sliding block 8 are upwards moved together by the upward force, and when the sliding block 8 and the sealing ring 12 are separated from the exhaust hole 4, the gas in the bottle is discharged from the exhaust hole 4 to the vent hole 7, the vent hole 7 to the air release hole 6, and finally the gas is discharged to the outside of the bottle body 1 through the air release hole 6.
Further, referring to fig. 1 and 3, two stepped grooves 9 are formed in the inner wall of the installation cavity 3, the two stepped grooves 9 are symmetrically distributed about the vertical central axis of the fixed block 53, and the fixed block 53 is installed at the bottom of the two stepped grooves 9; meanwhile, a gland 10 is additionally arranged at the top of the fixed block 53, and the gland 10 is in threaded connection with the groove wall at the top of the stepped groove 9. During specific installation, the fixed block 53 is firstly installed at the bottom of the stepped groove 9, then the pressing cover 10 is screwed, the pressing cover 10 presses the fixed block 53, the fixed block 53 is abutted against the bottom of the stepped groove 9, shaking of the fixed block 53 is effectively prevented, and stability of the positioning block during sliding is effectively guaranteed.
Referring to fig. 1 and 3, the two-step groove 9 includes a first step 91 and a second step 92 which are integrally formed, the first step 91 is located above the second step 92, the fixed block 53 is installed at the bottom of the two second steps 92, the groove walls of the two second steps 92 are provided with internal threads, the side wall of the gland 10 is formed with external threads, and the gland 10 is in threaded connection with the groove walls of the two second steps 92; in this embodiment, the distance between the two first steps 91 is greater than the distance between the two second steps 92, which is convenient for the staff to install the gland 10.
Further, referring to fig. 1 and 3, the bottom of the fixing block 53 is welded with a sleeve 14 along the vertical direction, referring to fig. 3 and 4, the top of the sliding block 8 is located in the sleeve 14, and the sleeve 14 plays a guiding role in sliding of the sliding block 8, so that stability of the sliding block 8 during sliding is improved.
Further, referring to fig. 1, a dust screen 15 is installed at the opening of the top of the pressure release valve 5, and the pressure release valve 5 can be effectively prevented from being blocked by dust by the dust screen 15.
The implementation principle of the alkylene mixed gas cylinder with the automatic pressure relief device provided by the embodiment of the utility model is as follows:
when the pressure in the bottle is increased, the gas in the bottle pushes the positioning rod 52 upwards, the positioning rod 52 and the sliding block 8 are upwards moved together by the upward force, and when the sliding block 8 and the sealing ring 12 are separated from the exhaust hole 4, the gas in the bottle is discharged from the exhaust hole 4 to the vent hole 7, the vent hole 7 to the air leakage hole 6, and finally the gas is discharged to the outside of the bottle body 1 through the air leakage hole 6;
when the gas in the bottle is discharged to a certain extent, so that the pressure in the bottle is smaller than the pressure outside the bottle, at the moment, the spring 11 drives the positioning rod 52 and the sliding block 8 to move downwards at the same time until the sliding block 8 and the sealing ring 12 seal the exhaust hole 4.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. An alkene alkane gas mixture bottle with automatic pressure relief device, its characterized in that: the bottle comprises a bottle body (1) and a bottle mouth (2), wherein an installation cavity (3) is formed in the bottle body (1), and an exhaust hole (4) is formed in the cavity wall at the bottom of the installation cavity (3); the top of the bottle body (1) is provided with a pressure release valve (5), the pressure release valve (5) is positioned in the installation cavity (3), the pressure release valve (5) comprises a top cover (51), a positioning rod (52) and a fixed block (53), and the top cover (51) is installed on the cavity wall at the top of the installation cavity (3);
one end of the positioning rod (52) passes through the top of the top cover (51), a gas leakage hole (6) is formed between the positioning rod (52) and the top cover (51), the gas leakage hole (6) is communicated with the exhaust hole (4) and the outside of the bottle body (1), and the other end of the positioning rod (52) passes through the exhaust hole (4);
the fixing block (53) is sleeved on the side wall of the positioning rod (52), the fixing block (53) is fixed on the inner wall of the mounting cavity (3), a vent hole (7) is formed in the side wall of the fixing block (53), and the vent hole (7) is communicated with the vent hole (4) and the air leakage hole (6);
the bottom of the positioning rod (52) is connected with a sliding block (8), the sliding block (8) is matched with the exhaust hole (4), and the bottom of the sliding block (8) is positioned in the exhaust hole (4);
two ladder grooves (9) are formed in the inner wall of the mounting cavity (3), the fixing blocks (53) are mounted at the bottoms of the two ladder grooves (9), a gland (10) is arranged on the top of each fixing block (53) in a pressing mode, and the gland (10) is in threaded connection with the groove walls of the tops of the ladder grooves (9).
2. The alkylene gas mixture bottle with automatic pressure relief device according to claim 1, wherein: the side wall of the locating rod (52) is sleeved with a spring (11) along the vertical direction, and the end part of the spring (11) is connected to the bottom of the fixed block (53).
3. The alkylene gas mixture bottle with automatic pressure relief device according to claim 1, wherein: and a sealing ring (12) is arranged on the side wall of the sliding block (8).
4. The alkylene gas mixture bottle with automatic pressure relief device according to claim 3, wherein: the side wall of the sliding block (8) is provided with a ring groove (13), and the sealing ring (12) is embedded into the ring groove (13).
5. The alkylene gas mixture bottle with automatic pressure relief device according to claim 1, wherein: the two step grooves (9) comprise a first step (91) and a second step (92) which are integrally formed, the fixed block (53) is arranged at the bottom of the two second steps (92), the groove walls of the two second steps (92) are provided with internal threads, the side walls of the pressing cover (10) are provided with external threads, and the pressing cover (10) is in threaded connection with the groove walls of the two second steps (92); the distance between the two first steps (91) is greater than the distance between the two second steps (92).
6. The alkylene gas mixture bottle with automatic pressure relief device according to claim 1, wherein: the number of the vent holes (7) is plural, and the plurality of the vent holes (7) are distributed at intervals.
7. The alkylene gas mixture bottle with automatic pressure relief device according to claim 1, wherein: the bottom of the fixed block (53) is fixed with a sleeve (14), the top of the sliding block (8) is positioned in the sleeve (14), and the outer wall of the sliding block (8) is abutted to the inner wall of the sleeve (14).
8. The alkylene gas mixture bottle with automatic pressure relief device according to claim 1, wherein: a dustproof net (15) is arranged at the opening of the top of the pressure relief valve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295389.8U CN219735011U (en) | 2023-05-25 | 2023-05-25 | Alkene-alkane mixed gas cylinder with automatic pressure relief device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321295389.8U CN219735011U (en) | 2023-05-25 | 2023-05-25 | Alkene-alkane mixed gas cylinder with automatic pressure relief device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219735011U true CN219735011U (en) | 2023-09-22 |
Family
ID=88029028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321295389.8U Active CN219735011U (en) | 2023-05-25 | 2023-05-25 | Alkene-alkane mixed gas cylinder with automatic pressure relief device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219735011U (en) |
-
2023
- 2023-05-25 CN CN202321295389.8U patent/CN219735011U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |