CN116905616A - Fire hydrant for lifesaving and fire fighting - Google Patents

Abstract

The application relates to a fire hydrant for life saving, which relates to the technical field of fire hydrants, and comprises a fire hydrant body, a valve, a water outlet pipe, a water storage cavity and a cleaning device, wherein the cleaning device comprises: the cleaning piece is arranged on the fire hydrant body and provided with a storage cavity for storing water; the water retaining mechanism is arranged on the fire hydrant body and is used for preventing water from entering the storage cavity through the water through holes after the valve is opened; and the sealing assembly is arranged on the water outlet pipe and can block outside air and impurities from entering the water storage cavity after the valve is closed. According to the application, the sealing component is used for blocking the probability of corrosion of the water storage cavity caused by the entering of external air and impurities into the water storage cavity, and the water stored in the water storage cavity flows into the cleaning piece for storage through the water through holes, so that the probability of freezing of the water in the water storage cavity is reduced, and the fire extinguishing effect of the fire hydrant is improved.

Description

Fire hydrant for lifesaving and fire fighting

Technical Field

The application relates to the technical field of fire hydrants, in particular to a fire hydrant for life saving.

Background

Fire hydrants, also known as hydrants, are a stationary fire-fighting installation, which are mainly used for controlling combustibles, isolating combustion-supporting substances, and eliminating ignition sources; the fire hydrant is mainly used for a fire engine to take water from a municipal water supply pipe network or an outdoor fire water supply pipe network to extinguish fire, and can also be directly communicated with water outlet to take water out for fire extinguishment.

The fire hydrant comprises a fire hydrant body communicated with a water supply pipe, a valve arranged on the fire hydrant body and used for controlling opening and closing, and a water outlet pipe used for discharging water, wherein the water outlet pipe is communicated with a water outlet belt to realize water discharging fire extinguishing, the valve is opened, and water in the water supply pipe is sprayed out through the fire hydrant body, the water outlet pipe and the water outlet belt to extinguish the fire, and the valve is closed after the fire extinguishment is completed.

After the existing fire hydrant is used, water residues are formed in the inner cavity of the fire hydrant body and above the valve, so that when a cold weather is met, the water is frozen easily by the residual water to block water outlet of the water supply pipe, hot water is needed to be put into the frozen position of the water outlet pipe to melt ice cubes, but the melting is troublesome and takes a long time, thereby causing delay of fire extinguishment and reducing the fire extinguishing effect of the fire hydrant.

Disclosure of Invention

In order to improve the fire extinguishing effect of the fire hydrant, the application provides a fire hydrant for life saving.

The application provides a fire hydrant for life saving and fire fighting, which adopts the following technical scheme:

the utility model provides a fire hydrant for lifesaving fire hydrant, includes fire hydrant body, valve and the outlet pipe of setting on the fire hydrant body that is used for with the feed pipe intercommunication, offer the water storage chamber with outlet pipe and valve intercommunication on the fire hydrant body, be provided with the cleaning device who clears up remaining water in the water storage chamber on the fire hydrant body, cleaning device includes:

the cleaning piece is arranged on the fire hydrant body and provided with a storage cavity for storing water, and a water through hole communicated with the cleaning piece is formed in one side, close to the valve, of the fire hydrant body, so that water remained in the water storage cavity flows into the storage cavity through the water through hole to be stored;

the water retaining mechanism is arranged on the fire hydrant body and is used for preventing water from entering the storage cavity through the water through holes after the valve is opened;

the sealing component is arranged on the water outlet pipe and can block outside air and impurities from entering the water storage cavity after the valve is closed.

By adopting the technical scheme, the sealing component opens the water outlet pipe, then connects the water outlet pipe with the water outlet pipe, then opens the valve, the water retaining mechanism is used for preventing water from entering the cleaning piece through the water through holes, water is discharged through the water outlet pipe and the water outlet pipe, the valve is closed after the fire is extinguished, water in the fire hydrant body flows out under the action of gravity and water in the water outlet pipe, then the water outlet pipe is detached from the water outlet pipe, the sealing component starts to seal the pipe orifice of the water outlet pipe, the water retaining mechanism is unlocked after the valve is closed, and water stored in the water storage cavity enters the cleaning piece through the water through holes for storage;

therefore, the sealing component blocks the possibility that the external air and impurities enter the water storage cavity to corrode the water storage cavity, and water stored in the water storage cavity flows into the cleaning piece to be stored through the water through holes, so that the possibility that the water in the water storage cavity is frozen is reduced, and meanwhile, the sealing component blocks the external cold air to enter the water storage cavity, so that the possibility that the water in the water storage cavity is frozen is also reduced, and the fire extinguishing effect of the fire hydrant is improved.

Optionally, the water blocking mechanism includes:

the water retaining ring is arranged in the water storage cavity in a sliding manner up and down, is propped against the bottom of the water storage cavity under the action of gravity and blocks the water through hole, and after the valve is opened, the water retaining ring moves upwards under the impact of water until being propped against the top of the water storage cavity to be positioned, and the water retaining ring is positioned above the water outlet pipe;

the water pushing ring is arranged in the storage cavity in a sliding manner up and down, is used for dividing the storage cavity into a first cavity and a second cavity and is connected with the water retaining ring through a connecting mechanism, the first cavity is used for collecting residual water in the storage cavity, the second cavity is used for blocking external cold air, the water retaining ring moves upwards to drive the water pushing ring to move upwards so as to push the water in the first cavity to flow back into the storage cavity, and the water retaining ring is made of a heat conducting material;

the input assembly is arranged on the cleaning piece and used for controlling the second chamber to be communicated or blocked with the outside air and inputting air or high-temperature high-pressure gas;

the heat preservation assembly is arranged on the cleaning piece and used for preserving heat of the cleaning piece.

By adopting the technical scheme, the input assembly is firstly opened, then the valve is opened, the water impacts the water blocking ring to move upwards, the water blocking ring moves upwards to unlock the blocking of the water through holes, finally the water blocking ring is propped against the top of the water storage cavity to be positioned, and the water blocking ring is positioned above the water outlet pipe, so that the water blocking ring can not block the water outlet of the water outlet pipe, the water blocking ring moves and drives the water pushing ring to move, the water pushing ring moves to push the water in the cleaning piece to enter the water storage cavity through the water through holes, and meanwhile, the external air enters the second cavity through the input assembly, so that the resistance generated by the movement of the water pushing ring is reduced, the water in the cleaning piece continues to flow back to the water storage cavity to be used continuously, and meanwhile, the probability that the water in the water storage cavity enters the cleaning piece through the water through holes is also reduced;

after fire extinguishing, the valve is closed, water in the fire hydrant body enters the water outlet belt and flows out, then the water retaining ring and the water pushing ring move downwards under the action of gravity, meanwhile, water in the water storage cavity enters the cleaning piece through the water through holes under the action of gravity, the water flowing in can push the water pushing ring and the water retaining ring to move downwards simultaneously, the water retaining ring moves downwards to push the water in the water storage cavity to enter the cleaning piece, finally the water retaining ring is pressed against the bottom of the water storage cavity to be positioned, so that residual water in the water storage cavity can enter the cleaning piece through the water through holes to be discharged, therefore, the water in the cleaning piece is returned to the water storage cavity to be recycled when the valve is opened, and finally, the input assembly is closed, so that external cold air is blocked from contacting with water in the first cavity, and the possibility of icing of the water in the first cavity is reduced;

the water is impacted to the water retaining ring to simultaneously prevent water from entering the water through holes and discharge water in the cleaning piece, so that convenience and stability in controlling the opening and closing of the water through holes are improved, the structure is simple and stable, the fire extinguishing preparation efficiency is improved or the efficiency of influencing the opening of the fire extinguisher due to freezing is reduced, and the fire extinguishing effect of the fire hydrant is improved; meanwhile, the water in the cleaning piece is recovered, so that the inner space of the cleaning piece only needs to store the residual water once, the probability of increasing the size of the storage cavity due to the need of collecting the water in the water storage cavity for multiple times is reduced, the volume and the production difficulty of the cleaning piece are reduced, the production cost is reduced, the water in the storage cavity does not need to be manually discharged, the collection effect of the water in the water storage cavity is improved, and the fire extinguishing effect of the fire hydrant is improved;

the heat preservation subassembly and the second cavity are used for keeping warm the clearance piece, block the probability that external cold air got into and made the clearance piece internal water freeze, and clearance piece volume is less also reduced the cost and the degree of difficulty of heat preservation subassembly production moreover, has improved the heat preservation effect of heat preservation subassembly to the clearance piece, has reduced the clearance piece internal water and has frozen the adverse effect that causes the follow-up fire extinguishing, has improved the fire hydrant's effect of putting out a fire.

Meanwhile, when the water in the first chamber is frozen, the input assembly is opened, then high-temperature high-pressure gas is input into the second chamber, the high-temperature high-pressure gas pushes the pushing ring to move, meanwhile, heat in the gas is conducted into the first chamber through the pushing ring, so that ice in the first chamber is melted by the high-temperature high-pressure gas, and finally, the input assembly is closed, so that the convenience of melting after the first chamber is frozen is improved, and the fire extinguishing effect of the fire hydrant is further improved.

Optionally, the insulation assembly includes:

the heat preservation sleeve is detachably arranged on the cleaning piece and provided with a blocking cavity communicated with the cleaning piece;

the blocking layer is clamped and connected on the blocking cavity, is propped against the cleaning piece and is used for blocking heat conduction.

Through adopting above-mentioned technical scheme, the separation layer is used for blockking the interior hydrothermal conduction of clearance piece, has also blockked simultaneously that external cold air conducts to in the clearance piece to reduced the probability that water takes place to freeze in the storage chamber, can also change the separation layer after dismantling the insulation can simultaneously, improved the separation effect, thereby further reduced the storage chamber and taken place frozen probability, improved the fire hydrant's effect of putting out a fire.

Optionally, the input assembly includes:

the input pipe is arranged on the cleaning piece and is communicated with the second chamber;

and the input valve is arranged on the input pipe and used for controlling the opening and closing of the input pipe.

By adopting the technical scheme, the input valve is opened, air or high-temperature high-pressure gas enters the second chamber through the input pipe, and finally the input valve is closed, so that external air is prevented from entering the input pipe.

Optionally, the water hole interval is provided with a plurality of, coupling mechanism includes:

the connecting rope penetrates through one of the water through holes, and two ends of the connecting rope are respectively connected with the water retaining ring and the water pushing ring;

the guide assembly is arranged on the cleaning piece and used for guiding the connecting rope and preventing the connecting rope from contacting the water through hole and the water storage cavity.

Through adopting above-mentioned technical scheme, when the water retaining ring moves up, through connecting rope pulling pushing away the water ring and simultaneously upwards move, and when remaining water in the water storage chamber produces thrust to pushing away the water ring, pushing away the water ring and moving through connecting rope pulling water retaining ring, guide assembly is used for leading to connecting rope simultaneously to this stops connecting rope and water hole and water storage chamber lateral wall contact, has reduced the probability that the connecting rope contacted the back and takes place wearing and tearing, and connecting rope simple structure is easily obtained simultaneously, has reduced the manufacturing cost of fire hydrant, and the operation is stable moreover, has further improved the fire extinguishing effect of fire hydrant.

Optionally, the cleaning piece is formed by splicing two arc-shaped pipes, and the water retaining ring can be taken down from the water storage cavity; the two arc-shaped pipes are provided with storage cavities, the two connecting ropes, the two water pushing rings and the two guide assemblies are respectively arranged on the two arc-shaped pipes, and the two connecting ropes are respectively arranged on the two water pushing rings and are detachably connected with the water blocking rings; the two arc-shaped pipes are provided with positioning components which are used for positioning the two arc-shaped pipes and enabling the two arc-shaped pipes to be propped against the fire hydrant body for positioning.

Through adopting above-mentioned technical scheme, support two arctube and lean on the fire hydrant body, pass two water holes respectively with two simultaneously and stretch to the water storage intracavity, then locating component fixes a position two arctube positions, make two arctubes support and press and fix a position on this lateral wall of fire hydrant, then link together two connecting ropes and manger plate ring, then install manger plate ring sliding on the water storage chamber, thereby realize the fixed of arctube and link together the manger plate ring with pushing away water ring, thereby realize the change of clearance piece, manger plate mechanism and installation, the convenience when having still improved the installation and the accuracy of position, improved the collection effect to remaining water in the water storage chamber, further improved the fire control effect of fire hydrant.

Optionally, the positioning assembly includes:

the two guide pipes are respectively arranged on the two arc-shaped pipes and are respectively communicated with the two storage cavities, and the guide pipes are inserted and installed on the water through holes for positioning;

the connecting screw rod passes through the two arc-shaped pipes, the connecting nut is in threaded connection with the connecting screw rod and abuts against the arc-shaped pipes, and the two spliced arc-shaped pipes are abutted against the outer side wall of the hydrant body to be positioned.

Through adopting above-mentioned technical scheme, install the stand pipe grafting on the limbers to this is fixed a position single arctube position, and the stand pipe will lead to limbers and water storage chamber intercommunication simultaneously, consequently the stand pipe realizes location and the function to the water direction simultaneously, after passing two arctubes with connecting screw rod simultaneously, again with connecting nut threaded connection to connecting screw rod on, until the connecting nut butt is fixed a position on the arctube, make two arctube butt fix a position on the outer lateral wall of fire hydrant body, thereby realize the location and the fixed of two arctubes, thereby the convenience when having improved arctube installation and the accuracy of position, the fire hydrant has been improved the fire extinguishing effect.

Optionally, the guide assembly includes:

the first guide roller and the second guide roller are both rotatably arranged on the guide tube and are respectively positioned at one side close to the arc tube and the water storage cavity and used for guiding the connecting rope; the water retaining ring is in contact with the side wall of the water storage cavity and is provided with a storage groove for storing a connecting rope, one end of the connecting rope, far away from the water pushing ring, is provided with a connecting block which is arranged on the storage groove in a plugging mode, and the water retaining ring moves to drive the connecting block to move together and enable the connecting block to be in abutting contact with the side wall of the water storage cavity for positioning.

Through adopting above-mentioned technical scheme, the connecting rope removes and drives first guide roll and second guide roll and rotate, thereby realize leading connecting rope removal, connecting rope fixed mounting in advance is on pushing away the water ring and pass outside the stand pipe simultaneously, when installing the arctube, firstly, stretch into the water storage chamber with connecting rope through the limbers, then with connecting block and connecting rope fixed connection together, then install the storage tank with connecting block grafting, thereby realize connecting rope and manger plate ring link together, then install the manger plate ring slides on the water storage chamber, and manger plate ring contacts with the water storage chamber when sliding on the water storage chamber, thereby the probability that the connecting block breaks away from in the storage tank has been reduced, therefore convenience when having realized simultaneously installing connecting rope and stability after connecting, the fire hydrant's that has improved the fire extinguishing effect.

Optionally, a plurality of icebreaking columns are uniformly arranged on the upper surface of the water pushing ring, and the top end of the icebreaking column is provided with a tip for crushing ice.

Through adopting above-mentioned technical scheme, after the input team opens the high-temperature high-pressure gas of input, high-temperature high-pressure gas promotes to push away the water ring and remove together with the broken ice column, and the pointed end on the broken ice column is used for breaking ice, and a plurality of broken ice columns separate water moreover to the probability that water frozen has been reduced, in order to have improved the fire hydrant's effect of putting out a fire.

Optionally, the seal assembly includes:

the top of the sealing disc is rotatably arranged on the water outlet pipe and is erected on the pipe orifice of the water outlet pipe for sealing under the action of gravity;

the locking plate, the locking plate sets up on the outlet pipe:

the magnetic block is arranged on the locking plate and is adsorbed with the water outlet pipe for positioning.

Through adopting above-mentioned technical scheme, when needing to connect out the hosepipe, rotate sealing disk and magnetic block and break away from to this opens out the water outlet pipe mouth of pipe, then connects out the hosepipe, and the hosepipe is stopped to the play water band and is rotated, and after using, demolish out the hosepipe, and the sealing disk is set up to the water outlet pipe mouth of pipe and carry out the shutoff after rotating downwards under the action of gravity, and the magnetic block adsorbs and fix a position on the sealing disk, so that improved the convenience when connecting out the hosepipe and blockking out the water outlet pipe mouth of pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

the sealing component is used for blocking the possibility that external air and impurities enter the water storage cavity to corrode the water storage cavity, and water stored in the water storage cavity flows into the cleaning piece through the water through holes to be stored, so that the possibility that water in the water storage cavity is frozen is reduced, and meanwhile, the sealing component is used for blocking external cold air to enter the water storage cavity, so that the possibility that water in the water storage cavity is frozen is also reduced, and the fire extinguishing effect of the fire hydrant is improved.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic cross-sectional view of A-A of FIG. 1;

FIG. 3 is a partial exploded view of the present application, primarily showing a cleaning device;

FIG. 4 is a schematic view of the seal assembly of the present application with the sealing disk in an open position;

fig. 5 is an enlarged schematic view of the portion B in fig. 2.

Reference numerals: 1. a hydrant body; 11. a water supply pipe; 12. a valve; 13. a valve body; 131. a first valve hole; 132. a second valve hole; 14. a valve stem; 15. a rotating ring; 16. a cover; 17. a water storage cavity; 18. a water through hole; 19. a valve cover; 2. a water outlet pipe; 21. an inclined portion; 22. a water outlet part; 3. a cleaning device; 31. cleaning the piece; 32. an arc tube; 33. a through hole; 34. a connecting plate; 4. a positioning assembly; 41. a guide tube; 42. a connecting screw; 43. a coupling nut; 5. a water retaining mechanism; 51. a water blocking ring; 52. a water pushing ring; 53. an input assembly; 531. an input tube; 532. an input valve; 54. a thermal insulation assembly; 55. a thermal insulation sleeve; 551. a barrier compartment; 56. a barrier layer; 57. a storage chamber; 571. a first chamber; 572. a second chamber; 58. breaking the ice column; 6. a seal assembly; 61. a sealing plate; 62. a locking plate; 63. a magnetic block; 64. a locking groove; 7. a connecting mechanism; 71. a connecting rope; 72. a guide assembly; 73. a first guide roller; 74. a second guide roller; 75. a storage tank; 76. and (5) connecting a block.

Detailed Description

The application is described in further detail below with reference to fig. 1-5.

The embodiment of the application discloses a fire hydrant for lifesaving and fire control.

Referring to fig. 1, the life-saving fire hydrant comprises a hydrant body 1 for communicating with a water supply pipe 11, wherein the hydrant body 1 is tubular and is vertical, the inner diameter and the outer diameter of the hydrant body 1 and the inner diameter of the water supply pipe 11 are the same, and the bottom end of the hydrant body 1 is coaxially connected to the top end of the water supply pipe 11; the fire hydrant body 1 is provided with a valve 12 and a water outlet pipe 2 which control the opening and closing of the fire hydrant body 1; the fire hydrant body 1 is also provided with a cleaning device 3.

Referring to fig. 1 and 2, the valve 12 includes a valve body 13, a valve rod 14 and a valve cap 19, the valve body 13 is coaxially and fixedly installed on the inner sidewall of the hydrant body 1, a water storage cavity 17 is formed in the hydrant body 1 above the valve body 13, a first valve hole 131 and a second valve hole 132 are coaxially formed in the upper and lower sides of the valve body 13, the first valve hole 131 is located above the second valve hole 132 and is respectively communicated with the top end and the bottom end of the valve body 13, the diameter of the first valve hole 131 is larger than that of the second valve hole 132, and the first valve hole 131 and the second valve hole 132 are used for communicating the water supply pipe 11 and the water storage cavity 17.

The top end of the fire hydrant body 1 is detachably provided with a sealing cover 16 through a screw, a valve rod 14 vertically penetrates through the upper surface of the sealing cover 16 and extends into a water storage cavity 17, the valve rod 14 is in threaded connection with the sealing cover 16, and the top end of the valve rod 14 is in threaded connection with a rotating ring 15 which is convenient for rotating the valve rod 14; the valve cover 19 is coaxially and fixedly arranged at the bottom end of the valve rod 14, the valve cover 19 is inserted and arranged on the first valve hole 131 so as to separate the water supply pipe 11 from the water storage cavity 17, the valve cover 19 can be driven to move upwards after the valve rod 14 is rotated to be separated from the first valve hole 131, then the communication between the water supply pipe 11 and the water storage cavity 17 can be realized, and during the communication, the water supply pipe 11 enters the water storage cavity 17 through the first valve hole 131 and the second valve hole 132.

Referring to fig. 2 and 3, the cleaning device 3 is configured to clean water remaining in the water storage cavity 17, where the cleaning device 3 includes a cleaning member 31 and a sealing assembly 6, the cleaning member 31 is formed by splicing two arc tubes 32 to form a circular tubular structure and hold the hydrant body 1, the side walls of the two arc tubes 32 contacted are fixedly provided with a connecting plate 34 that is abutted together, and annular storage cavities 57 are formed inside the two arc tubes 32; the water through holes 18 are formed in the outer side wall of the fire hydrant body 1 and located at the bottom end of the water storage cavity 17, a plurality of water through holes 18 are formed in the circumferential array around the axis of the fire hydrant body 1, and the number of the water through holes 18 is even and at least four and used for allowing residual water in the water storage cavity 17 to pass through.

The two arc-shaped pipes 32 are provided with positioning assemblies 4 for positioning the two arc-shaped pipes 32, and the positioning assemblies 4 enable the two arc-shaped pipes 32 to be pressed against the outer side wall of the fire hydrant body 1 for positioning; the positioning assembly 4 comprises two guide pipes 41, a connecting screw rod 42 and a connecting nut 43, a plurality of through holes 33 are formed in the side wall, close to one side of the fire hydrant body 1, of the arc-shaped pipe 32, the through holes 33 are communicated with the storage cavity 57, the sum of the numbers of the through holes 33 on the two arc-shaped pipes 32 is the same as the number of the water through holes 18, and the through holes 33 are aligned with the water through holes 18.

Referring to fig. 2 and 3, two guide pipes 41 are respectively located on the two arc-shaped pipes 32, the guide pipe 41 is fixedly installed on one end of one of the through holes 33 close to the hydrant body 1, the guide pipe 41 is in a horizontal state and is communicated with the storage cavity 57, and meanwhile, the guide pipe 41 is inserted and installed on one of the water through holes 18 for positioning; the connecting screw rods 42 and the connecting nuts 43 are provided with a plurality of groups, the connecting screw rods 42 horizontally penetrate through the two connecting plates 34, the connecting nuts 43 are in threaded connection with the connecting screw rods 42 and are abutted against the connecting plates 34 to position, so that the two arc-shaped pipes 32 are abutted against the outer side wall of the fire hydrant body 1 to position, and the two arc-shaped pipes 32 are fixedly installed.

Referring to fig. 1 and 4, the water outlet pipe 2 includes an inclined portion 21 and a water outlet portion 22, one end of the inclined portion 21 is fixedly installed on a sidewall of the hydrant body 1 and located at a side close to the top end of the hydrant body 1, and simultaneously the other end of the inclined portion 21 is inclined downward, and the inclined portion 21 is located above the valve body 13 and communicated with the water storage chamber 17; the water outlet portion 22 is located on the bottom end of the inclined portion 21 and is horizontally disposed.

The sealing assembly 6 is arranged on the water outlet pipe 2 and is used for plugging the pipe orifice of the water outlet pipe 2, the sealing assembly 6 comprises a sealing disc 61, a locking plate 62 and a magnetic block 63, the sealing disc 61 is rotatably arranged at the top of one end of the water outlet part 22 far away from the inclined part 21, the axis of the rotation direction of the sealing disc 61 is perpendicular to the axis of the water outlet part 22, and meanwhile, the sealing disc 61 is erected on the water outlet part 22 under the action of gravity and is used for plugging the water outlet part 22; the locking plate 62 is fixedly installed on the bottom of the water outlet 22 and provided with a locking groove 64, the magnetic block 63 is fixedly installed in the locking groove 64, and the magnetic block 63 is adsorbed on the sealing disk 61 for positioning.

Referring to fig. 2 and 3, the cleaning device 3 further comprises a water blocking mechanism 5, the water blocking mechanism 5 being provided on the hydrant body 1 and being adapted to block water from entering the cleaning member 31 through the water through-hole 18 after the valve 12 is opened; the water retaining mechanism 5 comprises a water retaining ring 51, a water pushing ring 52, an input assembly 53 and a heat preservation assembly 54, the water retaining ring 51 is vertically slidably installed on the water storage cavity 17, a water retaining hole for the valve rod 14 to pass through is formed in the water retaining ring 51, meanwhile, the diameter of the water retaining hole is the same as that of the valve rod 14, and the water retaining ring 51 can be removed after the sealing cover 16 and the rotating ring 15 are removed.

Referring to fig. 2 and 5, when the valve 12 is opened, the valve stem 14 rotates to drive the valve cover 19 to move upwards, the valve cover 19 moves upwards and pulls the water blocking ring 51 to move upwards, and after the valve cover 19 opens the first valve hole 131, water impacts the water blocking ring 51 to move upwards and then to be abutted against the lower surface of the sealing cover 16 for positioning, and at this time, the water blocking ring 51 is located above the inclined part 21; when the valve 12 is closed, the water blocking ring 51 is pressed against the upper surface of the valve body 13 under the action of gravity and is positioned at the bottom end of the water storage cavity 17, at this time, the water blocking ring 51 blocks all the water through holes 18, two storage grooves 75 are arranged on the outer side wall of the water blocking ring 51 at intervals and are positioned at one side close to the bottom of the water blocking ring 51, the array angle of the two storage grooves 75 is 180 degrees, and meanwhile, the two storage grooves 75 and the two guide pipes 41 are arranged in one-to-one correspondence.

The water pushing ring 52 is provided with two arc-shaped pipes 32, the water pushing ring 52 is vertically slidably arranged on the storage cavity 57, the storage cavity 57 is divided into a first cavity 571 and a second cavity 572 by the water pushing ring 52, meanwhile, the first cavity 571 is positioned above the second cavity 572, when the water retaining ring 51 is pressed against the valve body 13 for positioning, the area of the first cavity 571 is largest, the area of the second cavity 572 is smallest, the first cavity 571 is used for collecting residual water in the water storage cavity 17, and the second cavity 572 is used for blocking external cold air from contacting with water in the first cavity 571; the water pushing ring 52 is made of a heat conducting material, the material is selected according to the requirement, the material can be metal or other, a plurality of vertically-arranged ice breaking columns 58 are uniformly and fixedly arranged on the upper surface of the water pushing ring 52, tips are arranged at the top ends of the ice breaking columns 58, the tips are used for breaking ice cubes, and meanwhile, the ice breaking columns 58 are used for separating water.

Referring to fig. 2, the input assembly 53 is provided with two and is located on the two arc-shaped pipes 32, the input assembly 53 is used for controlling the second chamber 572 to be communicated and closed with the outside air, and simultaneously the input assembly 53 is used for inputting air or high-temperature and high-pressure air, when the device is used at ordinary times, the input assembly 53 is used for inputting air to move the water pushing ring 52, and when the water located in the first chamber 571 is frozen, the input assembly 53 is used for inputting the high-temperature and high-pressure air to melt the ice located in the first chamber 571.

The input assembly 53 comprises an input pipe 531 and an input valve 532, wherein the input pipe 531 is fixedly arranged on the outer side wall of the bottom end of the arc tube 32, and the input pipe 531 is communicated with the second cavity 572; the input valve 532 is fixedly installed on the input pipe 531 and is used for controlling the opening and closing of the input pipe 531; when the valve 12 needs to be opened, the input valve 532 is opened first, so when the water pushing ring 52 moves upwards, the input pipe 531 can input air into the second chamber 572, and when the first chamber 571 is frozen, high-temperature and high-pressure air can be input into the second chamber 572 through the input pipe 531, the high-temperature and high-pressure air heat is conducted into the first chamber 571 through the water pushing ring 52, the high-temperature and high-pressure air pushes the water pushing ring 52 and the ice breaking column 58 to move to melt and break ice cubes, so that water in the first chamber 571 is melted, and the fire extinguishing effect of the fire hydrant is further improved.

Referring to fig. 2 and 3, the heat insulation component 54 is provided with two arc tubes 32 in one-to-one correspondence, the heat insulation component 54 comprises a heat insulation sleeve 55 and a blocking layer 56, the heat insulation sleeve 55 is detachably mounted on the two connecting plates 34 through screws, a blocking cavity 551 is formed in the side wall of the heat insulation sleeve 55, which is close to one side of the arc tube 32, so that the arc tube 32 is positioned in the blocking cavity 551, and an input tube 531 is formed in the heat insulation sleeve 55 and passes through the through groove; the blocking layer 56 is mounted on the blocking cavity 551 in a clamping manner, and the blocking layer 56 is used for blocking external cold air from contacting the arc tube 32.

Referring to fig. 1, 2 and 5, the water blocking ring 51 is connected with two water pushing rings 52 through the connection mechanism 7, so that after the valve 12 is opened, water impacts the water blocking ring 51 to move upwards, and the water blocking ring 51 drives the water pushing rings 52 to move upwards simultaneously through the connection mechanism 7; when fire is needed to be extinguished, the sealing disk 61 is stirred to open the water outlet 22, then the water outlet for fire extinguishment is connected with the water outlet 22, then the input valve 532 is rotated to open the input pipe 531, then the valve stem 14 is rotated to open the valve 12, the water impacts the water blocking ring 51 to move upwards to drive the water pushing ring 52 to move upwards simultaneously, the water pushing ring 52 pushes water in the first chamber 571 to enter the water storage cavity 17 through the water through holes 18, meanwhile, air enters the second chamber 572 through the input pipe 531, so that water in the water storage cavity 17 cannot enter the first chamber 571 through the water through holes 18, water in the first chamber 571 is returned into the water storage cavity 17, and finally the water is sprayed out through the water outlet to extinguish the fire.

Referring to fig. 2 and 4, after the fire extinguishing is completed, the valve stem 14 is turned to close the valve 12, part of the water in the water storage chamber 17 and the water in the water outlet pipe 2 flow out through the water outlet belt, then the water outlet belt is detached from the water outlet part 22, the sealing disk 61 is erected on the water outlet part 22 under the action of gravity, and the magnetic block 63 is adsorbed on the sealing disk 61 for positioning.

Referring to fig. 2 and 5, the water pushing ring 52 and the water blocking ring 51 move downwards under the action of gravity, meanwhile, the residual water in the water storage cavity 17 flows into the first cavity 571 through the water through hole 18 and the guide pipe 41 for storage, the inflow water pushes the water pushing ring 52 to move downwards, the water pushing ring 52 drives the water blocking ring 51 to move downwards through the connecting mechanism 7, the water blocking ring 51 moves downwards to push the water in the water storage cavity 17 to flow into the first cavity 571, so that the water in the water storage cavity 17 flows into the first cavity 571 for storage, the water blocking ring 51 is propped against the valve body 13 for positioning, and finally the input valve 532 is screwed to close the input pipe 531, so that the probability of icing of the water in the water storage cavity 17 is reduced, and the fire extinguishing effect of the fire hydrant is improved.

Referring to fig. 2 and 5, the connecting mechanism 7 is provided with two water pushing rings 52 and is respectively arranged in one-to-one correspondence, the connecting mechanism 7 comprises a connecting rope 71 and a guiding component 72, one end of the connecting rope 71 is fixedly arranged on the upper surface of the water pushing ring 52, the connecting rope 71 passes through the guiding pipe 41 and then extends into the water storage cavity 17, and a connecting block 76 is fixedly arranged by welding, the connecting block 76 is inserted and installed on a storage groove 75, and the storage groove 75 is used for placing the connecting rope 71; the guide assembly 72 is disposed on the guide tube 41, and the guide assembly 72 is used for guiding the connection rope 71 and for blocking the connection rope 71 from contacting the water through hole 18 and the water storage chamber 17; the guide assembly 72 includes a first guide roller 73 and a second guide roller 74, the first guide roller 73 and the second guide roller 74 are rotatably mounted on the guide tube 41 and respectively positioned at one ends near the arc tube 32 and the water storage chamber 17, and the connection rope 71 is abutted against the first guide roller 73 and the second guide roller 74 to guide.

The connecting rope 71 is fixedly installed on the water pushing ring 52 in advance and penetrates through the guide pipe 41, so before the two arc-shaped pipes 32 are installed and inserted into the guide pipe 41, the connecting rope 71 penetrates through the water through hole 18 to extend into the water storage cavity 17, then the two arc-shaped pipes 32 are fixedly installed, then the connecting block 76 and the connecting rope 71 are fixedly connected together, then the connecting block 76 is inserted into the storage groove 75, then the water blocking ring 51 is sleeved on the valve rod 14, then the water blocking ring 51 moves downwards under the action of pulling down the water pushing ring 52 until the water blocking ring 51 is pressed against the valve body 13 to be positioned, at the moment, a gap is reserved between the water pushing ring 52 and the inner bottom wall of the storage cavity 57, namely, the volume of the second cavity 572 is larger than zero, and finally the sealing cover 16 and the rotating ring 15 are fixedly installed.

The working principle of the embodiment of the application is as follows:

when fire is needed to be extinguished, the sealing disk 61 is stirred to open the water outlet 22, then the water outlet is connected with the water outlet 22, then the input valve 532 is rotated to open the input pipe 531, the valve stem 14 is rotated to open the valve 12, and the water impact water blocking ring 51 drives the water pushing ring 52 to push water in the first chamber 571 to flow back into the water storage cavity 17, so that the water is sprayed out through the water outlet to extinguish the fire. After the fire extinguishment is completed, the valve rod 14 is rotated to close the valve 12, part of water in the water storage cavity 17 enters the water outlet belt through the water outlet pipe 2 and is discharged, then the water outlet belt is detached from the water outlet part 22, the sealing disc 61 is erected on the water outlet part 22 under the action of gravity, and the magnetic block 63 is adsorbed on the sealing disc 61 for positioning; meanwhile, the water pushing ring 52 and the water retaining ring 51 move downwards under the action of gravity, the water pushing ring 52 and the water retaining ring 51 cooperate to enable the residual water in the water storage cavity 17 to flow into the first cavity 571 for storage until the water retaining ring 51 is pressed against the valve body 13 for positioning, and finally the input valve 532 is screwed to close the input pipe 531, so that the probability of icing of the water in the water storage cavity 17 is reduced, and the fire extinguishing effect of the fire hydrant is improved.

The barrier layer 56 and the second chamber 572 are both used for blocking external cold air from contacting with water in the first chamber 571, so that the probability of freezing of the water in the first chamber 571 is reduced, and when the water in the first chamber 571 is frozen, the input pipe 531 is opened, and then high-temperature and high-pressure gas is introduced into the input pipe 531, so that the water in the first chamber 571 is melted, and then fire can be extinguished, so that the fire extinguishing effect of the fire hydrant is further improved.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (10)

1. The utility model provides a fire hydrant for lifesaving fire control, includes fire hydrant body (1) that is used for with feed pipe (11) intercommunication, valve (12) and outlet pipe (2) of setting on fire hydrant body (1), offer on fire hydrant body (1) with outlet pipe (2) and valve (12) intercommunication deposit water cavity (17), its characterized in that: be provided with on the fire hydrant body (1) and carry out cleaning device (3) of clearance to remaining water in water storage chamber (17), cleaning device (3) include:

the cleaning piece (31), the cleaning piece (31) is arranged on the fire hydrant body (1) and is provided with a storage cavity (57) for storing water, a water through hole (18) communicated with the cleaning piece (31) is formed in one side, close to the valve (12), of the fire hydrant body (1), so that water remained in the water storage cavity (17) flows into the storage cavity (57) through the water through hole (18) to be stored;

the water retaining mechanism (5) is arranged on the fire hydrant body (1) and is used for preventing water from entering the storage cavity (57) through the water through hole (18) after the valve (12) is opened;

the sealing component (6) is arranged on the water outlet pipe (2) and can block outside air and impurities from entering the water storage cavity (17) after the valve (12) is closed.

2. A fire hydrant for life saving and fire fighting according to claim 1, characterized in that: the water blocking mechanism (5) comprises:

the water retaining ring (51) is arranged in the water storage cavity (17) in a sliding manner up and down, is propped against the bottom of the water storage cavity (17) under the action of gravity and blocks the water through hole (18), the valve (12) is opened to enable the water retaining ring (51) to move upwards under the impact of water until the water is propped against the top of the water storage cavity (17) to be positioned, and the water retaining ring (51) is located above the water outlet pipe (2);

the water pushing ring (52) is arranged in the storage cavity (57) in a sliding manner up and down, the water pushing ring (52) is used for dividing the storage cavity (57) into a first cavity (571) and a second cavity (572) and is connected with the water blocking ring (51) through a connecting mechanism (7), the first cavity (571) is used for collecting residual water in the water storage cavity (17), the second cavity (572) is used for blocking external cold air, the water blocking ring (51) moves upwards to drive the water pushing ring (52) to move upwards to push water in the first cavity (571) to flow back into the water storage cavity (17), and the water pushing ring (52) is made of a heat conducting material;

an input assembly (53), the input assembly (53) is arranged on the cleaning piece (31) and used for controlling the second cavity (572) to be communicated or blocked with the outside air and used for inputting air or high-temperature and high-pressure gas;

the heat preservation assembly (54), heat preservation assembly (54) set up on clearance piece (31) and be used for keeping warm clearance piece (31).

3. A fire hydrant for life saving and fire fighting according to claim 2, characterized in that: the insulation assembly (54) includes:

the heat preservation sleeve (55) is detachably arranged on the cleaning piece (31) and provided with a blocking cavity (551) communicated with the cleaning piece (31);

the blocking layer (56), blocking layer (56) joint sets up on blocking chamber (551) and supports to press on clearance piece (31) and be used for blocking heat conduction.

4. A fire hydrant for life saving and fire fighting according to claim 2, characterized in that: the input assembly (53) comprises:

an input pipe (531), the input pipe (531) being provided on the cleaning member (31) and communicating with the second chamber (572);

an input valve (532), wherein the input valve (532) is arranged on the input pipe (531) and is used for controlling the opening and closing of the input pipe (531).

5. A fire hydrant for life saving and fire fighting according to claim 2, characterized in that: the water through holes (18) are arranged at intervals, and the connecting mechanism (7) comprises:

the connecting rope (71) penetrates through one of the water through holes (18) and two ends of the connecting rope (71) are respectively connected with the water retaining ring (51) and the water pushing ring (52);

the guide assembly (72) is arranged on the cleaning piece (31) and used for guiding the connecting rope (71) and preventing the connecting rope (71) from contacting the water through hole (18) and the water storage cavity (17).

6. A lifesaving fire hydrant according to claim 5, wherein: the cleaning piece (31) is formed by splicing two arc-shaped pipes (32), and the water retaining ring (51) can be taken down from the water storage cavity (17); the two arc-shaped pipes (32) are provided with storage cavities (57), the two connecting ropes (71), the two water pushing rings (52) and the two guide assemblies (72) are respectively arranged on the two arc-shaped pipes (32), and the two connecting ropes (71) are respectively arranged on the two water pushing rings (52) and are detachably connected with the water retaining rings (51); two arc-shaped pipes (32) are provided with a positioning component (4) used for positioning the two arc-shaped pipes (32) and enabling the two arc-shaped pipes (32) to be pressed against the fire hydrant body (1) for positioning.

7. A lifesaving fire hydrant according to claim 6, wherein: the positioning assembly (4) comprises:

the two guide pipes (41) are respectively arranged on the two arc-shaped pipes (32) and are respectively communicated with the two storage cavities (57), and the guide pipes (41) are inserted and installed on the water through holes (18) for positioning;

the connecting screw rod (42) and coupling nut (43), coupling screw rod (42) pass two arc pipes (32), coupling nut (43) threaded connection is on coupling screw rod (42) and support tightly on arc pipe (32) to make two arc pipes (32) after the concatenation support tightly and fix a position on fire hydrant body (1) lateral wall.

8. A lifesaving fire hydrant according to claim 7, wherein: the guide assembly (72) includes:

the first guide roller (73) and the second guide roller (74), wherein the first guide roller (73) and the second guide roller (74) are both rotatably arranged on the guide pipe (41) and are respectively positioned at one side close to the arc-shaped pipe (32) and the water storage cavity (17) and are used for guiding the connecting rope (71); the water retaining ring (51) is in contact with the side wall of the water storage cavity (17) and is provided with a storage groove (75) for storing a connecting rope (71), one end, away from the water pushing ring (52), of the connecting rope (71) is provided with a connecting block (76) which is arranged on the storage groove (75) in a plugging mode, and the water retaining ring (51) moves to drive the connecting block (76) to move together and enable the connecting block (76) to be in abutting contact with the side wall of the water storage cavity (17) for positioning.

9. A fire hydrant for life saving and fire fighting according to claim 2, characterized in that: a plurality of icebreaking columns (58) are uniformly arranged on the upper surface of the water pushing ring (52), and tips for crushing ice are arranged at the top ends of the icebreaking columns (58).

10. A fire hydrant for life saving and fire fighting according to claim 1, characterized in that: the seal assembly (6) comprises:

the top of the sealing disc (61) is rotatably arranged on the water outlet pipe (2) and is erected on the pipe orifice of the water outlet pipe (2) for sealing under the action of gravity;

-a locking plate (62), said locking plate (62) being arranged on the outlet pipe (2):

and the magnetic block (63) is arranged on the locking plate (62) and is adsorbed with the water outlet pipe (2) for positioning.