CN215259222U - Gas cylinder device with self-sealing gas nozzle - Google Patents
Gas cylinder device with self-sealing gas nozzle Download PDFInfo
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- CN215259222U CN215259222U CN202121405506.2U CN202121405506U CN215259222U CN 215259222 U CN215259222 U CN 215259222U CN 202121405506 U CN202121405506 U CN 202121405506U CN 215259222 U CN215259222 U CN 215259222U
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Abstract
The utility model discloses a gas cylinder device of valve is proclaimed oneself in area should take gas cylinder device of valve to proclaim oneself and include the gas cylinder, the top of gas cylinder is the neck, be provided with the external screw thread on the outer peripheral face on the upper portion of neck, be provided with the air cock casing outside the upper portion of neck, the lower part of air cock casing is provided with the connecting hole, the lower extreme of connecting hole opens, be provided with the internal thread on the inner wall of connecting hole, internal thread on the inner wall of connecting hole with external screw thread on the neck matches, the upper portion of air cock casing is provided with the through-hole, through-hole and connecting hole intercommunication, be provided with shaft-like air cock core in the through-hole, the lower extreme of air cock core is provided with the head, the maximum diameter of head is greater than the diameter of through-hole, the head is located outside the lower extreme of through-hole. The utility model discloses a gas cylinder device of valve is proclaimed oneself in area can fill the gassing repeatedly, and the availability factor is high.
Description
Technical Field
The utility model relates to a gas cylinder device of valve is proclaimed oneself in area.
Background
The inflatable armor is often provided with a high-pressure gas cylinder, when the inflatable armor needs to be used, the high-pressure gas cylinder inflates the inflatable armor, so that the inflatable armor expands to play a lifesaving role, buoyancy can be increased in water, and injury to a user is buffered on land. The prior gas cylinder seals the opening of the gas cylinder after being filled with high-pressure gas, generally seals the opening of the gas cylinder by a metal envelope, and then punctures the envelope by a sharp tool to release gas when in use so as to inflate the inflatable armor. The gas cylinder is disposable, the use efficiency is reduced, the gas cylinder cannot be reused, and the use cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a gas cylinder device of valve is proclaimed oneself in area, and this gas cylinder device of valve is proclaimed oneself in area can fill the gassing repeatedly, and the availability factor is high.
In order to solve the technical problem, the utility model discloses a technical scheme be: the utility model provides a gas cylinder device of valve mouth is proclaimed oneself in area, it includes the gas cylinder, the top of gas cylinder is the neck, be provided with the external screw thread on the outer peripheral face on the upper portion of neck, the upper portion of neck is provided with the air cock casing outward, the lower part of air cock casing is provided with the connecting hole, the lower extreme of connecting hole is opened, be provided with the internal thread on the inner wall of connecting hole, internal thread on the inner wall of connecting hole with external screw thread on the neck matches, the upper portion of air cock casing is provided with the through-hole, through-hole and connecting hole intercommunication, be provided with shaft-like air cock core in the through-hole, the lower extreme of air cock core is provided with the head, the maximum diameter of head is greater than the diameter of through-hole, the head is located outside the lower extreme of through-hole.
In a preferred embodiment of the present invention, the sealing head has a truncated cone structure, and the diameter of the upper end of the sealing head is larger than the diameter of the lower end of the sealing head.
In a preferred embodiment of the present invention, a radially extending baffle is disposed on an inner wall of the connecting hole, the baffle is located below the sealing head, and the baffle contacts with an outer surface of the sealing head when the sealing head moves down to the baffle.
In a preferred embodiment of the present invention, a spring mounting plate is disposed in the through hole, the nozzle core passes through the spring mounting plate, a spring is sleeved on a lower portion of the nozzle core, an upper end of the spring is fixed on the spring mounting plate, a lower end of the spring is fixed on the sealing head, and the spring is located in the through hole.
In a preferred embodiment of the present invention, an outer thread is provided on an outer peripheral surface of an upper portion of the nozzle core, a nut sleeve is sleeved on the upper portion of the nozzle core, an inner thread is provided on an inner wall of the nut sleeve, and the nut sleeve is connected to the nozzle core by a thread.
In a preferred embodiment of the present invention, the outer peripheral surface of the upper portion of the air faucet housing is provided with an external thread, the upper portion of the air faucet housing is sleeved with a sealing cap, a cavity is formed in the sealing cap, the lower end of the cavity is open, the upper end of the cavity is closed, the inner wall of the cavity is provided with an internal thread, and the sealing cap is connected with the upper portion of the air faucet housing through a thread.
The utility model has the advantages that: the utility model discloses a gas cylinder device of valve mouth is proclaimed oneself in area sets up the air cock structure, utilizes the proclaiming oneself function of air cock, can seal the gas cylinder, presses the air cock core and can outgas, and the gas cylinder can fill the gassing repeatedly, can repetitious usage, has improved the availability factor of gas cylinder.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic structural view of the gas cylinder device with self-sealing air tap of the present invention.
The parts in the drawings are numbered as follows: 1. the gas cylinder comprises a gas cylinder body 2, a neck portion 3, a gas nozzle shell 4, a connecting hole 5, a baffle plate 6, a sealing head 7, a spring 8, a gas nozzle core 9, a nut sleeve 10, a spring mounting plate 11, a through hole 12, a sealing cap 13 and a cavity.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The embodiment of the utility model provides a:
referring to fig. 1, the utility model discloses a gas cylinder device of valve is proclaimed oneself in area includes gas cylinder 1, the top of gas cylinder 1 is neck 2, be provided with the external screw thread on the outer peripheral face on the upper portion of neck 2, be provided with air cock casing 3 outside the upper portion of neck 2, the lower part of air cock casing 3 is provided with connecting hole 4, the lower extreme of connecting hole 4 opens, be provided with the internal thread on the inner wall of connecting hole 4, internal thread on the inner wall of connecting hole 4 with external screw thread on the neck 2 matches, the upper portion of air cock casing 3 is provided with through-hole 11, through-hole 11 and connecting hole 4 intercommunication, be provided with rod-like air cock core 8 in the through-hole 11, the lower extreme of air cock core 8 is provided with head 6, the maximum diameter of head 6 is greater than the diameter of through-hole 11, head 6 is located outside the lower extreme of through-hole 11.
Preferably, the end socket 6 is of a truncated cone structure, and the diameter of the upper end of the end socket 6 is larger than that of the lower end of the end socket 6.
If no gas is in the gas bottle 1 and the gas bottle 1 needs to be inflated, the inflating device is clamped on the gas nozzle shell 3, and the gas is inflated into the gas bottle 1 through the through hole 11. When the inflation is stopped, the pressure of the gas in the gas bottle 1 can push the seal head 6 upwards, so that the seal head 6 pushes against the lower end of the through hole 11 to seal the through hole 11, and the gas in the gas bottle 1 cannot be leaked. If the gas needs to be discharged, the top end of the air nozzle core 8 is pressed downwards, so that the seal head 6 moves downwards, the seal head 6 does not prop against the lower end of the through hole 11 any more, and thus the gas in the gas cylinder 1 is released out, and the inflatable armor can be inflated.
Preferably, a baffle 5 which radially extends out is arranged on the inner wall of the connecting hole 4, the baffle 5 is positioned below the seal head 6, and when the seal head 6 moves downwards to the baffle 5, the baffle 5 can be in contact with the outer surface of the seal head 6 to block the seal head 6 and prevent the seal head 6 from excessively moving downwards.
Preferably, a spring mounting plate 10 is arranged in the through hole 11, the air nozzle core 8 penetrates through the spring mounting plate 10, a spring 7 is sleeved on the lower portion of the air nozzle core 8, the upper end of the spring 7 is fixed on the spring mounting plate 10, the lower end of the spring 7 is fixed on the sealing head 6, and the spring 7 is located in the through hole 11. When the air nozzle core 8 is pressed, the spring 7 is stretched, when the air nozzle core 8 is loosened, the spring 7 rebounds, the air nozzle core 8 is pulled up, and the seal head 6 is enabled to be propped against the lower end of the through hole 11.
Preferably, an external thread is arranged on the outer peripheral surface of the upper portion of the air nozzle core 8, a nut sleeve 9 is sleeved on the upper portion of the air nozzle core 8, an internal thread is arranged on the inner wall of the nut sleeve 9, and the nut sleeve 9 is in threaded connection with the air nozzle core 8. The nut sleeve 9 can be rotated to adjust the position of the nut sleeve 9 on the air nozzle core 8, when the seal head 6 is pressed against the lower end of the through hole 11, and the nut sleeve 9 is screwed to the lowest end to be contacted with the top of the air nozzle shell 3, the air nozzle core 8 is locked and can not press the air nozzle core 8 downwards, and at the moment, the gas in the gas cylinder 1 can not be released. If the air needs to be discharged, the nut sleeve 9 is unscrewed upwards, so that the air nozzle core 8 can be pressed downwards, the sealing head 6 is not propped against the lower end of the through hole 11 any more, the through hole 11 is communicated with the air bottle 1, and the air in the air bottle 1 can be released.
Preferably, be provided with the external screw thread on the outer peripheral face on air cock casing 3's upper portion, the upper portion cover of air cock casing 3 has sealed cap 12, be a cavity 13 in the sealed cap 12, the lower extreme of cavity 13 is opened, the upper end of cavity 13 is sealed, be provided with the internal thread on cavity 13's the inner wall, sealed cap 12 with threaded connection is passed through on air cock casing 3's upper portion. The sealing cap 12 is screwed on the upper part of the air faucet shell 3, so that foreign matters such as dust and impurities can be prevented from entering the through hole 11.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (6)
1. The utility model provides a gas cylinder device of valve is proclaimed oneself in area, includes the gas cylinder, the top of gas cylinder is the neck, its characterized in that, be provided with the external screw thread on the outer peripheral face on the upper portion of neck, be provided with the air cock casing outside the upper portion of neck, the lower part of air cock casing is provided with the connecting hole, the lower extreme of connecting hole opens, be provided with the internal thread on the inner wall of connecting hole, internal thread on the inner wall of connecting hole with external screw thread on the neck matches, the upper portion of air cock casing is provided with the through-hole, through-hole and connecting hole intercommunication, be provided with shaft-like air cock core in the through-hole, the lower extreme of air cock core is provided with the head, the maximum diameter of head is greater than the diameter of through-hole, the head is located outside the lower extreme of through-hole.
2. A gas cylinder device with a self-sealing gas nozzle according to claim 1, characterized in that the sealing head is of a truncated cone structure, and the diameter of the upper end of the sealing head is larger than that of the lower end of the sealing head.
3. The gas cylinder device with the self-sealing gas nozzle according to claim 2, wherein a baffle extending radially is arranged on the inner wall of the connecting hole, the baffle is positioned below the sealing head, and the baffle is in contact with the outer surface of the sealing head when the sealing head moves downwards to the baffle.
4. A gas cylinder device with a self-sealing gas nipple according to claim 3, characterized in that a spring mounting plate is arranged in the through hole, the gas nipple core passes through the spring mounting plate, a spring is sleeved on the lower portion of the gas nipple core, the upper end of the spring is fixed on the spring mounting plate, the lower end of the spring is fixed on the sealing head, and the spring is located in the through hole.
5. The gas cylinder device with the self-sealing air tap as claimed in claim 4, wherein an external thread is provided on an outer circumferential surface of an upper portion of the air tap core, a nut sleeve is sleeved on the upper portion of the air tap core, an internal thread is provided on an inner wall of the nut sleeve, and the nut sleeve is in threaded connection with the air tap core.
6. The gas cylinder device with the self-sealing gas nozzle according to claim 5, wherein the outer peripheral surface of the upper portion of the gas nozzle shell is provided with an external thread, the upper portion of the gas nozzle shell is sleeved with a sealing cap, a cavity is arranged in the sealing cap, the lower end of the cavity is open, the upper end of the cavity is closed, the inner wall of the cavity is provided with an internal thread, and the sealing cap is in threaded connection with the upper portion of the gas nozzle shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121405506.2U CN215259222U (en) | 2021-06-23 | 2021-06-23 | Gas cylinder device with self-sealing gas nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121405506.2U CN215259222U (en) | 2021-06-23 | 2021-06-23 | Gas cylinder device with self-sealing gas nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215259222U true CN215259222U (en) | 2021-12-21 |
Family
ID=79482678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121405506.2U Active CN215259222U (en) | 2021-06-23 | 2021-06-23 | Gas cylinder device with self-sealing gas nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215259222U (en) |
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2021
- 2021-06-23 CN CN202121405506.2U patent/CN215259222U/en active Active
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