CN114344787B - Integrated indoor fire hydrant with three-way function - Google Patents
Integrated indoor fire hydrant with three-way function Download PDFInfo
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- CN114344787B CN114344787B CN202111671814.4A CN202111671814A CN114344787B CN 114344787 B CN114344787 B CN 114344787B CN 202111671814 A CN202111671814 A CN 202111671814A CN 114344787 B CN114344787 B CN 114344787B
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- wall
- valve rod
- fixedly connected
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C35/00—Permanently-installed equipment
- A62C35/20—Hydrants, e.g. wall-hoses, wall units, plug-in cabinets
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
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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
- F16K35/00—Means to prevent accidental or unauthorised actuation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses an integrated indoor fire hydrant with a three-way function, which relates to the field of fire-fighting equipment and comprises a mounting box, wherein a fire hydrant body is fixedly arranged in the mounting box, the output end of the fire hydrant body is fixedly connected with a drain pipe I, the inner wall of the mounting box is fixedly provided with a storage battery, the inner wall of the mounting box is fixedly provided with an entrance guard controller, the top end of the fire hydrant body is provided with a valve rod, and the top end of the valve rod is fixedly connected with a hand wheel.
Description
Technical Field
The invention relates to the field of fire-fighting equipment, in particular to an integrated indoor hydrant with a three-way function.
Background
Fire hydrant, formally called fire hydrant, is a fixed fire-fighting equipment, and is mainly used for controlling combustible materials, isolating combustion-supporting materials and eliminating ignition sources. The indoor fire hydrant is an indoor fixed fire-fighting facility with a valve, such as factories, warehouses, high-rise buildings, public buildings, ships and the like, is usually installed in a fire hydrant box and is matched with equipment such as fire-fighting water belts, water guns and the like.
The existing indoor fire hydrant has single structure and less functions, and is inconvenient to use.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an integrated indoor hydrant with a three-way function.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an indoor fire hydrant of integral type with tee bend function, includes the mounting box, the inside fixed mounting of mounting box has the fire hydrant body, the output fixedly connected with drain pipe of fire hydrant body is first, the inside fixed mounting of mounting box has the battery, the inside fixed mounting of mounting box has access to control ware, the top of fire hydrant body is provided with the valve rod, the top fixedly connected with hand wheel of valve rod, the top outer wall fixedly connected with shell of fire hydrant body, the inside fixed mounting of shell has the installation shell, the installation shell cup joints each other with the valve rod, the outer wall fixed cup joints of valve rod has the carousel, the lateral wall fixedly connected with spacing lug of carousel, the carousel is located the inside of installation shell, the inner wall fixed mounting of installation shell has the protective housing, the inside of protective housing is provided with the spring, the other end fixedly connected with gag lever post of spring, the other end of gag lever post runs through and extends to the outside of protective housing, the inside of protective housing is provided with electrorheological fluid, and electrorheological fluid is a suspension under normal condition, and electrorheological fluid is the solid-liquid under the effect of the solid-liquid and is the fixed state of electricity under the electric field under the solid-liquid condition, and the fixed state of the electricity is the solid-state of electricity.
Preferably, top inner wall fixed mounting of installation case has the light, the inner wall fixed mounting of installation case has, the light, all with battery electric connection, when the conflagration takes place, indoor can be full of the dense smoke, seriously influence the sight, can assist relevant personnel to connect hosepipe and squirt under the environment that the dense smoke influences the sight through the light illumination.
Preferably, the access controller is electrically connected with the storage battery, and the access controller is electrically connected with the conducting strip through a wire.
Preferably, the outer wall of valve rod is provided with spacing, the spacing assorted spacing groove with the spacing of valve rod is seted up to the inner wall of carousel, the top outer wall of installation shell passes through screw fixedly connected with apron, apron and valve rod cup joint each other.
Preferably, the side wall of protective housing is provided with the sealing washer, the sealing washer cup joints each other with the gag lever post.
Preferably, the installation shell is circular, the installation shell and the valve rod are in a concentric state, the number of the protective shell, the number of the springs and the number of the limiting rods are six, the number of the protective shell, the number of the springs and the number of the limiting rods are all arranged at equal intervals along the axis of the valve rod, the number of the limiting lugs is eight, and the number of the limiting lugs is eight.
Preferably, the protective housing and the limiting rod are all made of hard materials and are not conductive, and the limiting rod and the limiting lug correspond to each other and are located on the same horizontal plane.
Preferably, the drain hole has been seted up to the top outer wall of drain pipe one, the outer wall of drain pipe one has cup jointed the last anchor clamps that are located drain hole department, the top output fixedly connected with drain pipe two of going up the anchor clamps, the lower surface of going up the anchor clamps is provided with down the anchor clamps, the equal fixedly connected with of both sides of anchor clamps down, go up the anchor clamps and connect limit department and all be provided with the bolt, the inside wall fixedly connected with of anchor clamps down is sealed to fill up two, the inside wall fixedly connected with of going up the anchor clamps is sealed to fill up one, sealed fill up one is located drain pipe two departments and sets up the through-hole.
Preferably, the outer wall of the drain pipe I is fixedly sleeved with two limiting rings, and the two limiting rings are respectively positioned on two sides of the upper clamp.
The beneficial effects of the invention are as follows:
1. in the invention, when the conducting strip is in an electrified state, the electrorheological fluid is in a solid state, an external person manually rotates the hand wheel, the hand wheel drives the rotary table to rotate through the valve rod, the rotary table drives the limiting lug to rotate, and the limiting lug is in contact with the limiting rod, as shown in fig. 7, the limiting rod cannot shrink towards the inside of the protective shell due to the solid state of the electrorheological fluid, the limiting lug is limited by the limiting rod, the limiting lug cannot move, and at the moment, the external person manually rotates the hand wheel, and the hand wheel cannot drive the valve rod to rotate, so that malicious water theft caused by someone in daily life is avoided.
2. According to the invention, the integrated indoor fire hydrant is directly connected with the fire hose through the second drain pipe, when the second drain pipe is in an overtaking state and corresponds to the first drain pipe, the second drain pipe is communicated with the first drain pipe, double output can be achieved, when the second drain pipe is in an overtaking state and does not correspond to the first drain pipe, the second sealing gasket seals the first drain hole, the second drain pipe is not communicated with the first drain pipe, the indoor fire hydrant is in a single output state, the indoor fire hydrant, the three-way connector and the inner connector are integrated into a whole, the installation of the indoor fire hydrant and the fire hose is facilitated, and the application range is improved.
Drawings
Fig. 1 is a schematic structural view of an integrated indoor hydrant with a three-way function according to the present invention.
Fig. 2 is a schematic structural view of a hydrant body of an integrated indoor hydrant with a three-way function according to the present invention.
Fig. 3 is a sectional view of an integrated indoor hydrant with a three-way function according to the present invention at A-A in fig. 2.
Fig. 4 is a sectional view of an integrated indoor hydrant with a three-way function according to the present invention at B-B in fig. 2.
Fig. 5 is a schematic view of a partial structure of an integrated indoor hydrant with a three-way function in fig. 4 according to the present invention.
Fig. 6 is a schematic structural view of a limit bump and a limit rod of an integrated indoor hydrant with a three-way function; at this time, the limit rod is in a contracted state.
Fig. 7 is a schematic structural view of a limit bump and a limit rod of an integrated indoor hydrant with a three-way function; at this time, the limit lever is in an initial state.
Fig. 8 is a side view of a drain pipe one of the integrated indoor hydrant with a three-way function according to the present invention.
Fig. 9 is a side view of a lower and upper clamp of an integrated indoor hydrant with a three-way function according to the present invention.
Fig. 10 is a schematic structural view of an upper clamp of an integrated indoor hydrant with a three-way function according to the present invention.
Fig. 11 is a schematic structural view of a lower clamp of an integrated indoor hydrant with a three-way function according to the present invention.
Fig. 12 is a side view of a hydrant body of an integrated indoor hydrant having a three-way function according to the present invention.
Reference numerals in the drawings: 1. a mounting box; 2. a hydrant body; 3. a drain pipe I; 4. a storage battery; 5. an access controller; 6. a lighting lamp; 8. a housing; 9. a valve stem; 10. a hand wheel; 11. a mounting shell; 12. a cover plate; 13. a turntable; 14. a limit bump; 15. a protective shell; 16. a spring; 17. a limit rod; 18. a seal ring; 19. electrorheological fluid; 20. a conductive sheet; 21. a limiting ring; 22. a drain hole; 23. a lower clamp; 24. a clamp is arranged; 25. a second drain pipe; 26. connecting edges; 27. a first sealing gasket; 28. and a second sealing gasket.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Examples:
as shown in fig. 1 to 12:
the utility model provides an indoor fire hydrant of integral type with tee bend function, including mounting box 1, the inside fixed mounting of mounting box 1 has fire hydrant body 2, the output fixedly connected with drain pipe one 3 of fire hydrant body 2, the inside fixed mounting of mounting box 1 has battery 4, the inside fixed mounting of mounting box 1 has access control 5, the top of fire hydrant body 2 is provided with valve rod 9, the top fixedly connected with hand wheel 10 of valve rod 9, the top outer wall fixedly connected with shell 8 of fire hydrant body 2, the inside fixed mounting of shell 8 has installation shell 11, installation shell 11 cup joints each other with valve rod 9, the outer wall fixedly connected with carousel 13 of valve rod 9, the lateral wall fixedly connected with spacing lug 14 of carousel 13 is located the inside of installation shell 11, the inner wall fixedly connected with protective housing 15 of installation shell 11, the inside of protective housing 15 is provided with spring 16, the other end fixedly connected with gag lever 17 of spring 16, the other end of gag lever 17 runs through and extends to the outside of protective housing 15, the inside of protective housing 15 is provided with electrorheological fluid 19, electrorheological fluid 19 is a suspension under normal condition, the solid state that electrorheological fluid 19 takes place under the solid state of electrorheological fluid, the solid state that can take place under the solid state of electrorheological fluid 19, the solid state is fixed state under the fixed state of the electrorheological fluid is 20.
Wherein:
a. the top inner wall fixed mounting of install bin 1 has light 6, and the inner wall fixed mounting of install bin 1 has 7, and light 6, 7 all take place when the conflagration with battery 4 electric connection, indoor can be full of the dense smoke, seriously influences the sight, can assist relevant personnel to connect hosepipe and squirt under the environment that the dense smoke influences the sight through light 6 illumination.
b. The access controller 5 is electrically connected with the storage battery 4, and the access controller 5 is electrically connected with the conducting strip 20 through a wire.
c. The outer wall of valve rod 9 is provided with spacing, and the spacing groove with valve rod 9 spacing assorted is seted up to carousel 13's inner wall, and the top outer wall of installation shell 11 passes through screw fixedly connected with apron 12, and apron 12 cup joints each other with valve rod 9.
d. The lateral wall of protective housing 15 is provided with sealing washer 18, and sealing washer 18 cup joints each other with gag lever post 17.
e. The installation shell 11 is circular, and the installation shell 11 is concentric with the valve rod 9, and protective housing 15, spring 16, gag lever post 17 are six, and six protective housing 15, spring 16, gag lever post 17 all are arranged along the axle center equidistance of valve rod 9, and limit lug 14 is eight, and eight limit lugs 14 are arranged along the axle center equidistance of valve rod 9.
f. The protective shell 15 and the limiting rod 17 are made of hard materials, are not conductive, and the limiting rod 17 and the limiting lug 14 correspond to each other and are located on the same horizontal plane.
Wherein:
g. the drain hole 22 has been seted up to the top outer wall of drain pipe one 3, the outer wall of drain pipe one 3 has cup jointed the last anchor clamps 24 that are located drain hole 22 department, the top output fixedly connected with drain pipe two 25 of going up anchor clamps 24, the lower surface of going up anchor clamps 24 is provided with down anchor clamps 23, the both sides of going up anchor clamps 24 are all fixedly connected with connection limit 26, connection limit 26 department all is provided with the bolt, the inside wall fixedly connected with of lower anchor clamps 23 is sealed to fill up two 28, the inside wall fixedly connected with of last anchor clamps 24 is sealed to fill up one 27, sealed up one 27 is located drain pipe two 25 departments and offers the through-hole.
h. The outer wall of the drain pipe I3 is fixedly sleeved with two limiting rings 21, and the two limiting rings 21 are respectively positioned on two sides of the upper clamp 24.
Specific use and action of the embodiment:
when the invention is used, in an initial state, the conducting strip 20 is in an electrified state, at the moment, the electrorheological fluid 19 is solid, an external person manually rotates the hand wheel 10, the hand wheel 10 drives the rotary table 13 to rotate through the valve rod 9, the rotary table 13 drives the limit lug 14 to rotate, the limit lug 14 is contacted with the limit rod 17, as shown in fig. 7, the limit rod 17 cannot shrink towards the inside of the protective shell 15 due to the solid electrorheological fluid 19, the limit lug 14 is limited by the limit rod 17, the limit lug 14 cannot move, at the moment, the external person manually rotates the hand wheel 10, the hand wheel 10 cannot drive the valve rod 9 to rotate, and the phenomenon that water is stolen by people maliciously in daily life is avoided;
when a fire disaster occurs, the access controller 5 is opened, the password is input through the surface of the access controller 5, so that wires at two ends of the conducting plates 20 are controlled to be powered off, the conducting plates 20 are in a power-off state, at the moment, the electrorheological fluid 19 is in a liquid state, an external person manually rotates the hand wheel 10, the hand wheel 10 drives the rotary table 13 to rotate through the valve rod 9, the rotary table 13 drives the limit lug 14 to rotate, the limit lug 14 is in contact with the limit rod 17, as shown in fig. 6, the electrorheological fluid 19 is in a liquid state, the limit rod 17 contracts towards the inside of the protective shell 15 under the acting force of the limit lug 14, the spring 16 is compressed by the limit rod 17, the limit rod 17 cannot limit the limit lug 14, the limit lug 14 can move, at the moment, the external person manually rotates the hand wheel 10, the hand wheel 10 can drive the valve rod 9 to rotate, at the moment, the fire hydrant body 2 is in a drainage state when the valve rod 9 moves downwards along the inner wall of the rotary table 13, and the fire hydrant body 2 is in a closed state at the moment;
this indoor fire hydrant of integral type uses through the fire hose of drain pipe two 25 lug connection, when drain pipe two 25 is super, drain pipe two 25 and drain hole 22 correspond, drain pipe two 25 and drain pipe one 3 communicate each other, can realize two outputs, when drain pipe two 25 surpass, drain hole 22 when not corresponding this moment, sealed pad two 28 seals drain hole 22, drain pipe two 25 and drain pipe one 3 are not linked together, be the single output for the fire hydrant this moment, indoor fire hydrant and three way connection and nipple integration are as an organic whole, more be favorable to the installation of indoor fire hydrant and fire hose, application range has been improved.
The above structure and process are shown in fig. 1-12.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides an integral type indoor fire hydrant with tee bend function, includes mounting box (1), its characterized in that, the inside fixed mounting of mounting box (1) has fire hydrant body (2), the output fixedly connected with drain pipe one (3) of fire hydrant body (2), the inner wall fixedly mounted of mounting box (1) has battery (4), the inner wall fixedly mounted of mounting box (1) has entrance guard's controller (5), the top of fire hydrant body (2) is provided with valve rod (9), the top fixedly connected with hand wheel (10) of valve rod (9), the top outer wall fixedly connected with shell (8) of fire hydrant body (2), the inner wall fixedly mounted of shell (8) has installation shell (11), installation shell (11) cup joint each other with valve rod (9), the outer wall sliding of valve rod (9) cup joints carousel (13), the lateral wall fixedly connected with spacing lug (14) of carousel (13) is located the inside of installation shell (11), the inner wall fixedly connected with hand wheel (16) of installation shell (11), the other end (16) is fixedly connected with spring (16), the utility model discloses a door control device, including protection shell (15), including door control device, valve rod (9), protection shell (15), electric rheological fluid (19), door control device (5), battery (4), installation shell (11) are circular, installation shell (11) are concentric with valve rod (9), protection shell (15), spring (16), gag lever post (17) are six, six protection shell (15), spring (16), gag lever post (17) all extend the axle center equidistance of valve rod (9) and arrange, limit bump (14) are eight, eight limit bump (14) extend the axle center equidistance of valve rod (9) and arrange.
2. The integrated indoor hydrant with the three-way function according to claim 1, wherein an illuminating lamp (6) is fixedly arranged on the inner wall of the top end of the installation box (1), and the illuminating lamp (6) is electrically connected with a storage battery (4).
3. The integrated indoor hydrant with the three-way function according to claim 1, wherein a limit bar is arranged on the outer wall of the valve rod (9), a limit groove matched with the limit bar of the valve rod (9) is formed in the inner wall of the rotary disc (13), a cover plate (12) is fixedly connected to the outer wall of the top end of the installation shell (11) through a screw, and the cover plate (12) is mutually sleeved with the valve rod (9).
4. An integrated indoor hydrant with three-way function according to claim 1, characterized in that the side wall of the protective shell (15) is provided with a sealing ring (18), the sealing ring (18) and the limit rod (17) are mutually sleeved.
5. An integrated indoor hydrant with three-way function according to claim 1, characterized in that the protective shell (15) and the limit lever (17) are both made of hard materials and are not conductive, and the limit lever (17) and the limit bump (14) correspond to each other and are located on the same horizontal plane.
6. The integrated indoor hydrant with the three-way function according to claim 1, wherein a drain hole (22) is formed in the outer wall of the top of the first drain pipe (3), an upper clamp (24) located at the drain hole (22) is sleeved on the outer wall of the first drain pipe (3), a second drain pipe (25) is fixedly connected to the top output end of the upper clamp (24), a lower clamp (23) is arranged on the lower surface of the upper clamp (24), connecting edges (26) are fixedly connected to the two sides of the lower clamp (23) and the upper clamp (24), bolts are arranged at the connecting edges (26), a second sealing gasket (28) is fixedly connected to the inner side wall of the lower clamp (23), a first sealing gasket (27) is fixedly connected to the inner side wall of the upper clamp (24), and a through hole is formed in the second drain pipe (25).
7. The integrated indoor hydrant with the three-way function according to claim 6, wherein the outer wall of the first drainpipe (3) is fixedly sleeved with two limiting rings (21), and the two limiting rings (21) are respectively located on two sides of the upper clamp (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111671814.4A CN114344787B (en) | 2021-12-31 | 2021-12-31 | Integrated indoor fire hydrant with three-way function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111671814.4A CN114344787B (en) | 2021-12-31 | 2021-12-31 | Integrated indoor fire hydrant with three-way function |
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| Publication Number | Publication Date |
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| CN114344787A CN114344787A (en) | 2022-04-15 |
| CN114344787B true CN114344787B (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111671814.4A Active CN114344787B (en) | 2021-12-31 | 2021-12-31 | Integrated indoor fire hydrant with three-way function |
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Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4945398U (en) * | 1972-07-21 | 1974-04-20 | ||
| US5103779A (en) * | 1989-04-18 | 1992-04-14 | Hare Sr Nicholas S | Electro-rheological valve control mechanism |
| CN2296352Y (en) * | 1997-07-29 | 1998-11-04 | 蒋本林 | Drainage valve for washing machine |
| JPH1147302A (en) * | 1997-07-30 | 1999-02-23 | Kubota Corp | Cross valve with fire hydrant mouthpiece |
| US8561443B2 (en) * | 2008-11-28 | 2013-10-22 | Utc Fire & Security Corporation | Semi-active electrorheological fluid clutch for electronic door lock |
| CN102210913B (en) * | 2011-06-16 | 2012-09-19 | 深圳市广安消防装饰工程有限公司 | Integrated indoor fire hydrant with three-way function |
| JP2015040592A (en) * | 2013-08-21 | 2015-03-02 | 藤倉化成株式会社 | Lock device with electroviscosity |
| CN205936419U (en) * | 2016-07-20 | 2017-02-08 | 慕彩霞 | Universal three -way pipe |
| CN112303326A (en) * | 2019-11-19 | 2021-02-02 | 杭州智缤科技有限公司 | Intelligent fire hydrant lock |
| CN214996787U (en) * | 2021-03-26 | 2021-12-03 | 太仓市金阳气体有限公司 | Acetylene compressor safety interlocking protection device |
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2021
- 2021-12-31 CN CN202111671814.4A patent/CN114344787B/en active Active
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| CN114344787A (en) | 2022-04-15 |
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