CN215691278U - Self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant - Google Patents
Self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant Download PDFInfo
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- CN215691278U CN215691278U CN202120455875.6U CN202120455875U CN215691278U CN 215691278 U CN215691278 U CN 215691278U CN 202120455875 U CN202120455875 U CN 202120455875U CN 215691278 U CN215691278 U CN 215691278U
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Abstract
The utility model discloses a self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant, which comprises a first valve body, a second valve body, a valve rod and a valve cover, wherein a water inlet pipe is arranged at the bottom of the first valve body; a spring is sleeved on the periphery between the movable pore plate and the fixed pore plate, a fire hose joint is installed at the end part of the water outlet pipe, and fire hose clamping protrusions are uniformly and indirectly arranged on the periphery of the fire hose joint and used for clamping a fire hose; according to the utility model, the plug is arranged at the position of the water inlet pipe, and the plug is opened to enable water to flow to the periphery of fire-fighting equipment, so that the fire hydrant is prevented from damaging equipment such as a fire hose and the like by fire, and the self-rescue capacity of the fire hydrant is improved; the water outlet pipe of the fire hydrant can rotate at any angle; the water pressure is relieved through the spring, and the spring slowly resets to realize the decompression steady voltage to water.
Description
Technical Field
The utility model relates to the technical field of fire fighting equipment, in particular to a self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant.
Background
At present, an indoor fire hydrant is fire-fighting equipment which needs to be configured, and the indoor fire hydrant is matched with a fire hose to supply water for fire extinguishing, so that the rescue efficiency and the rescue effect are directly influenced by the quality of the indoor fire hydrant. The existing indoor fire hydrant is designed in a fixed mode, namely, the angle between the valve body and the water outlet is fixed, the water outlet cannot rotate at will, the bottom is easy to be connected and loosened in a rotating mode, water leakage and pressure relief are caused, and the rescue effect is affected. And current indoor fire hydrant single structure, the valve body can not rotate along with the removal about fire hose, causes the fire hose to receive hydraulic influence to take up comparatively hard to buckle of fire hose appears in delivery port department easily, causes the front end water pressure to hang down. Still be exactly that most idle time of current fire control pipeline is longer, exists the air in the fire control pipeline, causes during the use that water outlet department water pressure is unstable, has the fire hose swing, influences the rescue. Meanwhile, an emergency water outlet is not formed in the water inlet of the existing fire hydrant, and when a fire occurs at the fire hydrant, the fire hydrant is damaged, so that rescue is influenced. Therefore, the indoor fire hydrant of rotation type decompression steady voltage of saving oneself needs to design to solve current indoor fire hydrant and can not rotate and cause the fire hose to buckle, can not reduce pressure steady voltage and can not save oneself the problem.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model aims to provide a self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant comprises a first valve body, a second valve body, a valve rod and a valve cover, wherein a water inlet pipe is arranged at the bottom of the first valve body, a threaded hole is formed in the side surface of the water inlet pipe, a plug is connected to the threaded hole in a threaded mode and used for spraying water when the plug is detached, a valve seat is arranged at the top of the water inlet pipe and in the first valve body, rotary sleeves are rotatably connected to the peripheries of the upper portion and the lower portion of the first valve body, and the second valve body is connected to the outer portion of each rotary sleeve and used for rotating the second valve body relative to the first valve body through the rotary sleeves;
the outlet pipe is installed to two one sides of valve body, a valve body middle part is equipped with a plurality of play water cavities, a water that is arranged in the valve body is through going out the water cavity and getting into the outlet pipe, it establishes the movable orifice plate on the valve body two to go out in the water pipe and push up, another end fixed mounting has the fixed orifice plate in the outlet pipe, the periphery cover is equipped with the spring between movable orifice plate and the fixed orifice plate, be used for water pressure to push up movable orifice plate to fixed orifice plate one end compression spring, movable orifice plate and fixed orifice plate middle part all are equipped with the water hole, and the outlet pipe tip installs the fire hose interface, it is protruding that fire hose interface periphery evenly is equipped with fire hose card indirectly, be used for joint fire hose.
The valve seat is characterized in that a valve clack is connected in a contact mode when the valve is closed above the valve seat, the valve clack is installed at the bottom of the valve rod through a clamping ring, a valve rod nut is connected to the middle of the valve rod, the valve rod nut is fixed on the valve cover, the valve cover is fixed on the valve body I through a locking screw, and the valve cover is penetrated out of the top of the valve rod.
Specifically, a hand wheel is installed on the top of the valve rod through a bolt, and a nameplate is arranged between the bolt and the hand wheel.
Specifically, a valve cover sealing gasket is arranged between the valve cover and the first valve body.
Specifically, a valve body sealing element is arranged between the first valve body and the rotating sleeve, and a valve rod sealing element is arranged between the upper part of the valve rod and the valve cover.
Specifically, the valve body sealing element and the valve rod sealing element are O-shaped sealing rings.
The utility model has the following beneficial effects:
according to the self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant designed by the utility model, the plug is arranged at the position of the water inlet pipe, and the plug is opened to enable water to flow to the periphery of fire-fighting equipment, so that the fire hydrant is prevented from damaging equipment such as a fire hose and the like by fire, and the self-rescue capacity of the fire hydrant is improved; the two valve bodies which rotate mutually are adopted, so that the water outlet pipe of the fire hydrant can rotate at any angle, and the position of the water inlet pipe is unchanged, so that the installation position is more flexible, and the fire hydrant is better adapted to the position of a fire hose; when the movable orifice plate cooperation spring of design enables water pressure and reaches on the movable orifice plate, alleviate water pressure through the spring, the spring slowly resets and realizes the decompression steady voltage to water, makes operation fire hose light more stable, reaches better rescue effect.
Drawings
Fig. 1 is a schematic structural diagram of a self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant.
Fig. 2 is a cross-sectional view of a removable orifice plate.
Fig. 3 is a front view of a removable orifice plate.
FIG. 4 is a cross-sectional view of a fixed orifice plate.
Fig. 5 is a front view of a fixed orifice plate.
In the figure: 1-plug; 2-valve body one; 3-a valve body seal; 4-valve body two; 5-valve seat; 6-valve clack; 7-a snap ring; 8-valve stem; 9-valve stem nut; 10-locking screws; 11-a rotating sleeve; 12-valve cover gasket; 13-valve cover; 14-valve stem seal; 15-hand wheel; 16-nameplate; 17-a bolt; 18-a removable orifice plate; 19-a spring; 20-fixing the orifice plate; 21-fire hose interface; 22-fire hose clamp convex.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in further detail in the following clearly and completely with reference to the accompanying drawings in the embodiments of the present invention. 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 fig. 1-5, a self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant comprises a first valve body 2, a second valve body 4, a valve rod 8 and a valve cover 13, wherein a water inlet pipe is arranged at the bottom of the first valve body 2, a screw hole is formed in the side surface of the water inlet pipe, and a plug 1 is screwed in the screw hole and used for spraying water when the plug 1 is detached, so that the water flows to the periphery of fire-fighting equipment, the fire hydrant is prevented from damaging equipment such as a fire hose and the like by fire, and the self-rescue capacity of the fire hydrant is improved; the inlet tube top just installs disk seat 5 in valve body 2, and 2 upper portions of valve body and lower part periphery all rotate and are connected with swivel sleeve 11, and 11 external connections of swivel sleeve have valve body two 4 for valve body two 4 rotate through 11 relative valve bodies of swivel sleeve 2, install valve body sealing member 3 between valve body one 2 and the swivel sleeve 11, two O type sealing washers about valve body sealing member 3 adopts for sealed valve body prevents rivers and goes out.
A hand wheel 15 is installed on the top of the valve rod 8 through a bolt 17, and a nameplate 16 is arranged between the bolt 17 and the hand wheel 15 and used for driving the valve rod 8 and the valve clack 6 to rotate through rotating the hand wheel 15 and driving the valve clack 6 to lift so as to open and close the valve.
A water outlet pipe is arranged at one side of the second valve body 4, a plurality of water outlet cavities are arranged in the middle of the first valve body 2, water in the first valve body 2 enters the water outlet pipe through the water outlet cavities, when the second valve body 4 rotates along the first valve body 2, water outlet is not affected, a movable pore plate 18 is arranged in the water outlet pipe and arranged on the second valve body 4 in a propping mode, a fixed pore plate 20 is fixedly arranged at the other end in the water outlet pipe, a spring 19 is sleeved on the periphery between the movable pore plate 18 and the fixed pore plate 20 and used for pushing the movable pore plate 18 to compress the spring 19 towards one end of the fixed pore plate 20 through water pressure, the spring 19 is used for relieving water pressure and slowly resetting to realize pressure reduction and pressure stabilization of water, so that the fire hose is operated more easily and stably, a better rescue effect is achieved, water through holes are arranged in the middles of the movable pore plate 18 and the fixed pore plate 20, a fire hose interface 21 is arranged at the end of the water outlet pipe, fire hose clamp bulges 22 are evenly and indirectly arranged at the periphery of the fire hose interface 21, used for fast clamping a fire hose.
The working principle of the utility model is as follows: when the fire hydrant pressure reducing and stabilizing device is started, the hand wheel 15 is rotated anticlockwise, the valve clack 6 is opened, and pressure water flows out of the water outlet after passing through a flow stopping port of the pressure reducing and stabilizing device from the fire hydrant inlet pipe; under the condition of using pressure, the bolt body can freely and flexibly rotate for 360 degrees, the optimal using angle of the water outlet is realized, the bending radius of the water belt in the using process is reduced, the water flow resistance is reduced, and the use is more convenient and reliable. When the pressure exceeds 0.5MPa, the axial acting force of the water pressure of the outflow outlet on the end surface of the spring seat pushes the fire hydrant to move, and the spring 18 is compressed to generate elastic force until the water pressure is reduced to generate the effects of pressure reduction and pressure stabilization. The utility model adds the functions of pressure reduction and pressure stabilization, and the pressure in the pipe network fluctuates and changes no matter the inlet pressure is different, and the outlet pressure can be reduced and stabilized on the use pressure value; meanwhile, the bolt body can rotate 360 degrees relative to the base, so that the optimal water outlet angle can be realized, the water resistance is reduced, and the use is convenient.
The present invention is not limited to the above embodiments, and any structural changes made under the teaching of the present invention shall fall within the scope of the present invention, which is similar or similar to the technical solutions of the present invention.
The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.
Claims (5)
1. A self-rescue rotary type indoor fire hydrant with pressure reduction and pressure stabilization is characterized by comprising a first valve body, a second valve body, a valve rod and a valve cover, wherein a water inlet pipe is arranged at the bottom of the first valve body, a threaded hole is formed in the side surface of the water inlet pipe, a plug is screwed in the threaded hole and used for spraying water when the plug is detached, a valve seat is arranged at the top of the water inlet pipe and in the first valve body, rotary sleeves are rotatably connected to the peripheries of the upper portion and the lower portion of the first valve body, and the second valve body is connected to the outer portion of each rotary sleeve and used for rotating the second valve body relative to the first valve body through the rotary sleeves; when the valve is closed above the valve seat, the valve clack is in contact connection with the valve seat, the valve clack is installed at the bottom of the valve rod through a clamping ring, a valve rod nut is screwed in the middle of the valve rod and fixed on the valve cover, the valve cover is fixed on the first valve body through a locking screw, and the top of the valve rod penetrates out of the valve cover;
the outlet pipe is installed to two one sides of valve body, a valve body middle part is equipped with a plurality of play water cavities, a water that is arranged in the valve body is through going out the water cavity and getting into the outlet pipe, it establishes the movable orifice plate on the valve body two to go out in the water pipe and push up, another end fixed mounting has the fixed orifice plate in the outlet pipe, the periphery cover is equipped with the spring between movable orifice plate and the fixed orifice plate, be used for water pressure to push up movable orifice plate to fixed orifice plate one end compression spring, movable orifice plate and fixed orifice plate middle part all are equipped with the water hole, and the outlet pipe tip installs the fire hose interface, it is protruding that fire hose interface periphery evenly is equipped with fire hose card indirectly, be used for joint fire hose.
2. The self-rescue rotary type pressure-reducing and stabilizing indoor fire hydrant according to claim 1, wherein a hand wheel is mounted at the top of the valve rod through a bolt, and a nameplate is arranged between the bolt and the hand wheel.
3. A self-rescue rotary type pressure-reducing and stabilizing indoor fire hydrant according to claim 1, wherein a valve cover sealing gasket is arranged between the valve cover and the first valve body.
4. A self-rescue rotary type pressure-reducing and stabilizing indoor fire hydrant according to claim 1, wherein a valve body sealing member is installed between the first valve body and the rotary sleeve, and a valve rod sealing member is installed between the upper part of the valve rod and the valve cover.
5. The self-rescue rotary type pressure-reducing and stabilizing indoor fire hydrant according to claim 4, wherein the valve body sealing piece and the valve rod sealing piece are both O-shaped sealing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120455875.6U CN215691278U (en) | 2021-03-03 | 2021-03-03 | Self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120455875.6U CN215691278U (en) | 2021-03-03 | 2021-03-03 | Self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant |
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| CN215691278U true CN215691278U (en) | 2022-02-01 |
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| CN202120455875.6U Active CN215691278U (en) | 2021-03-03 | 2021-03-03 | Self-rescue rotary type pressure-reducing and pressure-stabilizing indoor fire hydrant |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118649387A (en) * | 2024-08-16 | 2024-09-17 | 福建禾广消防科技有限公司 | Rotary pressure-reducing and pressure-stabilizing hydrant |
| CN118649387B (en) * | 2024-08-16 | 2024-10-25 | 福建禾广消防科技有限公司 | Rotary pressure-reducing and pressure-stabilizing hydrant |
-
2021
- 2021-03-03 CN CN202120455875.6U patent/CN215691278U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118649387A (en) * | 2024-08-16 | 2024-09-17 | 福建禾广消防科技有限公司 | Rotary pressure-reducing and pressure-stabilizing hydrant |
| CN118649387B (en) * | 2024-08-16 | 2024-10-25 | 福建禾广消防科技有限公司 | Rotary pressure-reducing and pressure-stabilizing hydrant |
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