CN112013141A - Quick air release valve - Google Patents
Quick air release valve Download PDFInfo
- Publication number
- CN112013141A CN112013141A CN202010960324.5A CN202010960324A CN112013141A CN 112013141 A CN112013141 A CN 112013141A CN 202010960324 A CN202010960324 A CN 202010960324A CN 112013141 A CN112013141 A CN 112013141A
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- Prior art keywords
- shell
- release valve
- pressure lever
- base
- upper shell
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0413—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded in the form of closure plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0486—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with mechanical actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a quick air release valve, which relates to the technical field of inflation and deflation devices and comprises an upper cover, a pressure lever assembly, an upper shell, a lower shell and a base, wherein the upper cover is provided with an air outlet; the upper shell and the lower shell are in a hollow threaded connection structure, and the upper shell and the lower shell are in threaded connection and then are provided with hollow parts; the upper cover covers the upper shell; when the atmospheric pressure in the release valve increases fast, the atmospheric pressure of quick increase forces the sealing ring to jack up the depression bar upwards, and under the effect of jacking force, the base separation of depression bar and connection makes gaseous follow the cavity position of upper and lower casing along the venthole of the outer edge upper cover of sealing ring discharge fast, and the in-process depression bar subassembly that loses heart can not reset under the thrust effect of spring, continues the exhaust gas body. The invention has simple structure, can be repeatedly used and can quickly deflate.
Description
Technical Field
The invention relates to the technical field of inflation and deflation devices, in particular to a quick air escape valve.
Background
At present, a quick air release valve used on an inflatable safety seat is generally combined with a fixing plate to fix the air release valve on an inflatable product, and the combination mode is not stable enough;
the mode that the air pressure breaks through the sealing film or the sealing block is generally adopted in the valve body, the sealing film or the sealing block is generally a soft rubber body, the sealing film or the sealing block is easy to deform and age after long use, and once the sealing film deforms and ages, the air pressure required to break through changes;
once the air release valve is used, the sealing film or the sealing block parts cannot be replaced, and the air release valve and the safety chair are directly scrapped, so that resources are greatly wasted.
Disclosure of Invention
Aiming at the technical problems, the invention provides a quick air release valve which is simple in structure, can be repeatedly used and can quickly release air.
The technical scheme of the invention is as follows:
the invention discloses a quick air release valve, which comprises an upper cover 1, wherein the upper cover 1 is provided with an air outlet hole 11, and is characterized in that: the air release valve also comprises a pressure lever component 2, an upper shell 3, a lower shell 4 and a base 5;
the upper shell 3 and the lower shell 4 are in a hollow threaded connection structure, and the upper shell 3 and the lower shell 4 are provided with hollow parts after being in threaded connection;
the pressure lever component 2 comprises a pressure lever, and the pressure lever component 2 is provided with a sealing ring 23 and a spring 25 from top to bottom and is detachably connected with the base 5 through the hollow parts of the upper and lower shells; the upper cover 1 covers the upper shell 3;
the pressure bar assembly 2 is used for: work as atmospheric pressure in the release valve increases fast, and the atmospheric pressure of quick increase forces sealing ring 23 jack-up depression bar that makes progress, and under the effect of jacking force, 5 separation of depression bar and the base of connection make gaseous follow the cavity position of upper and lower casing along the outer venthole 11 of upper cover 1 of following of sealing ring 23 leak out fast, and the in-process pressure bar subassembly 2 that loses heart can not reset under spring 25's thrust effect, continues the exhaust gas body.
Further: the upper part of the pressure lever component 2 is provided with a pressure lever handle 21, the lower part of the pressure lever component 2 is provided with a hook pin 24, and the pressure lever component 2 is also provided with the sealing ring 23 and the spring 25 from top to bottom; the periphery of the pressure lever handle is provided with evenly arranged leading-in columns 22.
Further: the upper shell 3 is in a hollow screw shape, and the inner wall of the upper shell 3 is provided with uniformly arranged guide grooves 32; the guide groove 32 is gradually reduced from bottom to top toward one side; the inner wall of the upper shell 3 is also provided with a cover seat 34; a product upper bonding surface 36 is arranged on the lower edge of the screw cap of the upper shell 3; the lower part of the upper housing 3 has an external thread 35.
Further: the lower shell 4 is in a hollow nut shape, and a product lower joint surface 42 matched with the product upper joint surface 36 is arranged at the upper part of the lower shell 4; and the inner wall of the lower shell 4 is provided with an internal thread 41 matched with the external thread 35.
Further: the middle of the base 5 is provided with a hollow hook-and-loop position 51, and the lower part of the base is provided with a plurality of evenly-arranged inserting columns 52; a plurality of slots which are uniformly distributed are arranged at the bottom of the lower shell 4; the hooking position 51 is used for being connected with the pressure lever component 2; the inserting column 52 is used for clamping the base 5 into the slot at the bottom of the lower shell.
Further: the press rod handle 21 is provided with a lock hole 25.
Further: the upper part of the guide groove is also provided with a convex part 33.
By adopting the technical scheme, the invention has the beneficial effects that:
1. the compression bar component 2 is provided with a sealing ring 23 and a spring 25 from top to bottom and is detachably connected with the base 5 through the hollow parts of the upper and lower shells; the upper cover 1 covers the upper shell 3; when the air pressure in the air release valve is rapidly increased, the rapidly increased air pressure forces the sealing ring 23 to jack up the pressure lever upwards, under the action of jacking force, the pressure lever is separated from the base 5, so that air is rapidly released from the hollow parts of the upper and lower shells along the outer edge of the sealing ring 23 to the air outlet hole 11 of the upper cover 1, and the pressure lever component 2 cannot reset under the thrust action of the spring 25 in the air release process, and air is continuously exhausted.
2. The upper and lower shells are arranged on the inflatable product; after the sealing ring 23 and the spring 25 are arranged on the pressure bar component 2 from top to bottom, the guide post 22 of the pressure bar handle 21 is inserted into the guide groove 32 in the upper shell; the compression bar component 2 passes through the hollow parts of the upper shell and the lower shell; the inserting column 52 of the base 5 is clamped into the slot at the bottom of the lower shell; the hook-and-loop feet 24 at the lower part of the pressure lever component 2 press the hook-and-loop positions 51 of the base 5 to detachably connect the pressure lever component 2 and the base 5 together; when the hooking foot 24 reaches a certain pulling force, the pressure lever component 2 can be separated from the hooking position of the base 5; the upper cover 1 covers the upper shell 3; when the aerated product is subjected to instant extrusion force, the air pressure in the air release valve is rapidly increased, the rapidly increased air pressure forces the sealing ring 23 to jack up the pressure lever upwards, when the hook pin 24 reaches certain tensile force, the pressure lever component 2 can be separated from the hook position of the base 5, the pressure lever component 2 rises along the guide groove 32 until the pressure lever handle 21 leaves the guide groove 32 and reaches the protruding part 33, because the guide groove 32 becomes gradually smaller from bottom to top, the pressure lever component 2 rotates towards one direction in the rising process, and the function is that the leading-in column 22 of the pressure lever handle 22 is rapidly staggered with the guide groove 32 after the pressure lever handle leaves the guide groove 32, so that the back blocking and resetting of the pressure lever handle are prevented; the bulge 33 is used for preventing the guide post 22 dislocated in the guide groove 32 from reentering the guide groove 32 to prevent the press rod handle from being blocked and reset; like this, the back is by jack-up to depression bar subassembly 2, and the gas of aerifing the product leaks out fast along the outer venthole 11 of upper cover 1 along the outer edge of sealing ring 23 from the hollow part of upper and lower casing, and pressure bar subassembly 2 can not reset under the thrust effect of spring 25 in the process of disappointing, continues the exhaust gas body.
3. The quick air release valve is arranged on the inflatable child safety seat, when an automobile is impacted, the pressure of the quick air release valve is instantly increased, and when a pressure point reaches a set value, the air release port is triggered to quickly exhaust, so that the impact force of forward impact is greatly reduced, and children are effectively protected.
4. After the quick air release valve is quickly released, a user can align the guide post 22 of the pressure lever handle of the pressure lever assembly 2 with the guide groove 32, align the lock hole 25 of the pressure lever assembly 2 through a screwdriver, press the hook pin 24 at the lower part of the pressure lever assembly 2 to press the hook position 51 of the base 5, detachably connect the pressure lever assembly 2 and the base 5 together, press and cover the upper cover on the upper shell 3, and the user can easily and repeatedly install the quick air release valve manually and can be repeatedly used.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described 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 according to these drawings without creative efforts.
Drawings
FIG. 1 is an exploded view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of the embodiment after the pressing rod assembly is jacked upwards;
FIG. 3 is a sectional view showing the internal structure of the present invention;
FIG. 4 is a bottom plan view of the assembled components of the present invention;
fig. 5 is a perspective view of the assembled components of the present invention.
Wherein: 1. an upper cover; 11. an air outlet;
2. a compression bar assembly; 21. a pressure lever handle; 22. introducing into a column; 23, a sealing ring; 24 hook fastening feet; 25. a spring;
3. an upper housing; 32. a guide groove; 33. a boss portion; 34. a cover seat; 35. an external thread; 36. combining the upper surface of the product;
4. a lower housing; 41. an internal thread; 42. a lower bonding surface of the product;
5. a base; 51. a hooking position; 52. and (5) inserting the column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figure 1, the quick release valve comprises an upper cover 1, wherein the upper cover 1 is provided with an air outlet hole 11, and is characterized in that: the air release valve also comprises a pressure lever component 2, an upper shell 3, a lower shell 4 and a base 5;
the upper shell 3 and the lower shell 4 are in a hollow threaded connection structure, and the upper shell 3 and the lower shell 4 are provided with hollow parts after being in threaded connection;
the pressure lever component 2 comprises a pressure lever, and the pressure lever component 2 is provided with a sealing ring 23 and a spring 25 from top to bottom and is detachably connected with the base 5 through the hollow parts of the upper and lower shells; the upper cover 1 covers the upper shell 3;
the pressure bar assembly 2 is used for: work as atmospheric pressure in the release valve increases fast, and the atmospheric pressure of quick increase forces sealing ring 23 jack-up depression bar that makes progress, and under the effect of jacking force, 5 separation of depression bar and the base of connection make gaseous follow the cavity position of upper and lower casing along the outer venthole 11 of upper cover 1 of following of sealing ring 23 leak out fast, and the in-process pressure bar subassembly 2 that loses heart can not reset under spring 25's thrust effect, continues the exhaust gas body.
As shown in fig. 1, the upper part of the pressure bar assembly 2 is provided with a pressure bar handle 21, the lower part is provided with a hook foot 24, and the pressure bar assembly 2 is further provided with the sealing ring 23 and the spring 25 from top to bottom; the periphery of the pressure lever handle is provided with evenly arranged leading-in columns 22.
As shown in fig. 1-4: the upper shell 3 is in a hollow screw shape, and the inner wall of the upper shell 3 is provided with uniformly arranged guide grooves 32; the guide groove 32 is gradually reduced from bottom to top toward one side; the inner wall of the upper shell 3 is also provided with a cover seat 34; a product upper bonding surface 36 is arranged on the lower edge of the screw cap of the upper shell 3; the lower part of the upper housing 3 has an external thread 35.
The lower shell 4 is in a hollow nut shape, and a product lower joint surface 42 matched with the product upper joint surface 36 is arranged at the upper part of the lower shell 4; and the inner wall of the lower shell 4 is provided with an internal thread 41 matched with the external thread 35.
As shown in fig. 1, 2, 4 and 5, a hollow hooking position 51 is provided in the middle of the base 5, and a plurality of evenly-arranged inserting posts 52 are provided at the lower part of the base; a plurality of slots which are uniformly distributed are arranged at the bottom of the lower shell 4; the hooking position 51 is used for being connected with the pressure lever component 2; the inserting column 52 is used for clamping the base 5 into the slot at the bottom of the lower shell.
The press rod handle 21 is provided with a lock hole 25.
The upper part of the guide groove is also provided with a convex part 33.
The first embodiment: as shown in fig. 1, the upper and lower shells are screwed; installing a sealing ring 23 and a spring 25 on the compression bar component 2 from top to bottom, and connecting the compression bar with the base 5 by penetrating the hollow parts of the upper shell and the lower shell; the upper cover 1 covers the upper shell 3; the installation of the quick air release valve is completed.
When the air pressure in the air release valve is rapidly increased, the rapidly increased air pressure forces the sealing ring 23 to jack up the pressure lever upwards, under the action of jacking force, the pressure lever is separated from the base 5, so that air is rapidly released from the hollow parts of the upper and lower shells along the outer edge of the sealing ring 23 to the air outlet hole 11 of the upper cover 1, and the pressure lever component 2 cannot reset under the thrust action of the spring 25 in the air release process, and air is continuously exhausted.
Second embodiment: as shown in fig. 1-5, the upper and lower shells are mounted on the inflatable product, and specifically, the upper and lower shells fix the inflatable product and the product combination surface of the upper and lower shells together in a screw connection manner; after the fixation, the upper shell is arranged at the outer side of the inflatable product, and the lower shell is arranged at the inner side of the inflatable product;
after the sealing ring 23 and the spring 25 are arranged on the pressure bar component 2 from top to bottom, the guide post 22 of the pressure bar handle 21 is inserted into the guide groove 32 in the upper shell;
the compression bar component 2 passes through the hollow parts of the upper shell and the lower shell;
the inserting column 52 of the base 5 is clamped into the slot at the bottom of the lower shell;
the hook-and-loop feet 24 at the lower part of the pressure lever component 2 press the hook-and-loop positions 51 of the base 5 to detachably connect the pressure lever component 2 and the base 5 together; when the hooking leg 24 reaches a certain pulling force, the pressing rod assembly 2 can be separated from the hooking position of the base 5, and the hooking leg generally adopts an elastic member with certain elasticity so as to be separated when being subjected to a sufficient pulling force;
the upper cover 1 covers the upper shell 3; the covering structure preferably adopts a pressing buckle structure, so that a user can conveniently and manually reload the air escape valve;
the installation of the quick air release valve is completed.
When the aerated product is subjected to instant extrusion force, the air pressure in the air release valve is rapidly increased, the rapidly increased air pressure forces the sealing ring 23 to jack up the pressure lever upwards, when the hook pin 24 reaches certain tensile force, the pressure lever component 2 can be separated from the hook position of the base 5, the pressure lever component 2 rises along the guide groove 32 until the pressure lever handle 21 leaves the guide groove 32 and reaches the protruding part 33, because the guide groove 32 becomes gradually smaller from bottom to top, the pressure lever component 2 rotates towards one direction in the rising process, and the function is that the leading-in column 22 of the pressure lever handle 22 is rapidly staggered with the guide groove 32 after the pressure lever handle leaves the guide groove 32, so that the back blocking and resetting of the pressure lever handle are prevented; the bulge 33 is used for preventing the guide post 22 dislocated in the guide groove 32 from reentering the guide groove 32 to prevent the press rod handle from being blocked and reset;
like this, the back is by jack-up to depression bar subassembly 2, and the gas of aerifing the product leaks out fast along the outer venthole 11 of upper cover 1 along the outer edge of sealing ring 23 from the hollow part of upper and lower casing, and pressure bar subassembly 2 can not reset under the thrust effect of spring 25 in the process of disappointing, continues the exhaust gas body.
First use case: the use example of the quick air release valve in the inflatable child safety seat is as follows:
install quick release valve on inflatable type children safety seat, take place the striking when the car, the pressure of quick release valve increases in the twinkling of an eye, and when the pressure point reachd the setting value, can trigger the quick exhaust of release mouth, the impact force of the anteimpact that significantly reduces effectively protects children.
Second use example: the quick air escape valve is reloaded after air escape, and the use example of the quick air escape valve comprises the following steps:
the guiding post 22 of the pressure lever handle of the pressure lever assembly 2 is aligned with the guiding groove 32, the hook-and-loop pin 24 at the lower part of the pressure lever assembly 2 is pressed by the hook-and-loop position 51 of the base 5 through a strip object, such as a screwdriver, aligned with the locking hole 25 of the pressure lever assembly 2, so that the pressure lever assembly 2 and the base 5 can be detachably connected together, the upper cover is pressed and covered on the upper shell 3, and the quick air release valve is reassembled. The user can easily reload the quick air release valve by hand for reuse.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a quick release valve, includes upper cover (1), upper cover (1) is equipped with venthole (11), its characterized in that: the air release valve also comprises a pressure lever assembly (2), an upper shell (3), a lower shell (4) and a base (5);
the upper shell (3) and the lower shell (4) are of a hollow threaded connection structure, and a hollow part is formed after the upper shell (3) and the lower shell (4) are in threaded connection;
the pressure lever component (2) comprises a pressure lever, and the pressure lever component (2) is provided with a sealing ring (23) and a spring (25) from top to bottom and is detachably connected with the base (5) through the hollow parts of the upper and lower shells; the upper cover (1) covers the upper shell (3);
the strut assembly (2) is configured to: work as atmospheric pressure in the release valve increases fast, and the atmospheric pressure of quick increase forces sealing ring (23) jack-up depression bar that makes progress, and under the effect of jacking force, depression bar and base (5) separation of connection make gaseous follow the outer venthole (11) of upper cover (1) of following along sealing ring (23) from the hollow part of upper and lower casing let out fast, and pressure pole subassembly (2) can not reset under the thrust effect of spring (25) in the process of disappointing, continues the exhaust gas body.
2. The quick release valve of claim 1, wherein: the upper part of the pressure lever component (2) is provided with a pressure lever handle (21), the lower part of the pressure lever component is provided with a hook foot (24), and the pressure lever component (2) is also provided with the sealing ring (23) and the spring (25) from top to bottom; the periphery of the pressure lever handle is provided with evenly distributed guide-in columns (22).
3. The quick release valve of claim 1, wherein: the upper shell (3) is in a hollow screw shape, and the inner wall of the upper shell (3) is provided with uniformly distributed guide grooves (32); the inner wall of the upper shell (3) is also provided with a cover seat (34); a product upper joint surface (36) is arranged on the lower edge of the screw cap of the upper shell (3); the lower part of the upper shell (3) is provided with an external thread (35).
4. The quick release valve of claim 3 wherein: the lower shell (4) is in a hollow nut shape, and a product lower joint surface (42) matched with the product upper joint surface (36) is arranged at the upper part of the lower shell (4); and an internal thread (41) matched with the external thread (35) is arranged on the inner wall of the lower shell (4).
5. The quick release valve of claim 1, wherein: the middle of the base (5) is provided with a hollow hook-and-loop position (51), and the lower part of the base is provided with a plurality of evenly distributed inserting columns (52); a plurality of slots which are uniformly distributed are formed in the bottom of the lower shell (4); the hooking position (51) is used for being connected with the pressure lever component (2); the inserting columns (52) are used for clamping the base (5) into the inserting grooves in the bottom of the lower shell.
6. The quick release valve of claim 2, wherein: the press rod handle (21) is provided with a lock hole (25).
7. The quick release valve of claim 3 wherein: the guide groove (32) is gradually reduced from bottom to top toward one side.
8. The quick release valve of claim 5, wherein: the upper part of the guide groove is also provided with a convex part (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010960324.5A CN112013141B (en) | 2020-09-14 | 2020-09-14 | Quick air release valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010960324.5A CN112013141B (en) | 2020-09-14 | 2020-09-14 | Quick air release valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112013141A true CN112013141A (en) | 2020-12-01 |
| CN112013141B CN112013141B (en) | 2022-01-28 |
Family
ID=73522825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010960324.5A Active CN112013141B (en) | 2020-09-14 | 2020-09-14 | Quick air release valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112013141B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117967845A (en) * | 2024-03-28 | 2024-05-03 | 靖江市亚泰物流装备有限公司 | Tank safety valve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117967845A (en) * | 2024-03-28 | 2024-05-03 | 靖江市亚泰物流装备有限公司 | Tank safety valve |
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| Publication number | Publication date |
|---|---|
| CN112013141B (en) | 2022-01-28 |
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