CN220967971U - Pressure-reducing and pressure-stabilizing indoor hydrant - Google Patents
Pressure-reducing and pressure-stabilizing indoor hydrant Download PDFInfo
- Publication number
- CN220967971U CN220967971U CN202322617398.0U CN202322617398U CN220967971U CN 220967971 U CN220967971 U CN 220967971U CN 202322617398 U CN202322617398 U CN 202322617398U CN 220967971 U CN220967971 U CN 220967971U
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- pressure
- decompression
- observation
- reducing
- pipe
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- 230000006837 decompression Effects 0.000 claims abstract description 55
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000007789 sealing Methods 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 230000006641 stabilisation Effects 0.000 description 7
- 238000011105 stabilization Methods 0.000 description 7
- 230000000087 stabilizing effect Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The utility model discloses a decompression and pressure-stabilizing indoor hydrant, which comprises a hydrant body and a valve cover arranged on the hydrant body, wherein a cavity is formed in the hydrant body, a water inlet is formed in the hydrant body in a penetrating way, a water outlet pipe communicated with the cavity is arranged in the hydrant body, a decompression and pressure-stabilizing mechanism and a perspective device are arranged in the water outlet pipe, the decompression and pressure-stabilizing mechanism comprises a decompression pipe and an elastic piece, a flaring is formed in an opening of the end part of the decompression pipe, which is close to the cavity, a sliding groove for sliding connection of the decompression pipe is formed in the water outlet pipe, the elastic piece is arranged in the decompression pipe and the sliding groove, an observation groove is formed in the end part of the sliding groove, which is far away from the cavity, and the perspective device comprises a transparent observation part which is arranged at the opening of the upper end of the observation groove.
Description
Technical Field
The utility model relates to the technical field of fire hydrants, in particular to a pressure-reducing and pressure-stabilizing indoor fire hydrant.
Background
At present, an indoor fire hydrant is an indoor fixed fire-fighting facility which is provided with a valve interface, is used for factories, warehouses, high-rise buildings, public buildings, ships and the like and is usually installed in a fire hydrant box and is matched with equipment such as a fire hose, a water gun and the like.
The existing indoor fire hydrant mostly depends on the spring to realize the functions of pressure reduction and pressure stabilization, when the indoor fire hydrant is started, the indoor water pressure of the fire hydrant is increased, so that the spring is compressed, contracted and deformed, and the pressure of a water outlet of the fire hydrant is kept stable. For example, the utility model patent with publication number CN214550828U discloses a stable-structure pressure-stabilizing fire hydrant, which comprises a fire hydrant body, wherein the fire hydrant body comprises a hydrant body, a hydrant body valve seat, an interface device, a sealing gasket and a pressure stabilizing device, the pressure stabilizing device comprises a movable block, a fixed block and a buffer spring, a main water inlet hole is arranged in the center of the movable block, a first mounting groove and a second mounting groove are arranged at the outlet end of the hydrant body with a main water outlet hole in the center of the fixed block, a fixed block external thread is arranged on the fixed block, a bolt body outlet end internal thread is arranged on the second mounting groove, an interface baffle part and a sealing gasket mounting groove are arranged in the interface device, and the sealing gasket is arranged in the sealing gasket mounting groove.
When the existing indoor hydrant is started, the pressure stabilizing device acts due to water pressure in the hydrant body, however, the existing indoor hydrant is not provided with a perspective device, and therefore working conditions of the pressure stabilizing device are difficult to judge by workers.
Disclosure of utility model
The utility model aims to solve the defects of the technology, and provides a decompression and pressure stabilization type indoor hydrant, which is used for judging whether a decompression and pressure stabilization mechanism works normally or not by observing the sliding action of the end part of a decompression pipe, which is far away from a cavity, in a chute.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides an indoor fire hydrant of decompression steady voltage formula, includes the key body and set up in valve gap on the key body, be formed with the cavity in the key body, the key body link up there is the water inlet, the key body be provided with the communicating outlet pipe of cavity, be provided with decompression steady voltage mechanism and perspective device in the outlet pipe, decompression steady voltage mechanism includes decompression pipe and elastic component, the decompression pipe is close to be formed with the flaring in the tip opening of cavity, offer in the outlet pipe and supply the spout that decompression pipe slides and connect, the elastic component set up in decompression pipe with in the spout, the spout is kept away from the tip of cavity has link up the observation groove, the observation groove link up to the outlet pipe, perspective device includes transparent observation portion, observation portion install in the upper end opening part of observation groove.
Preferably, an observation ring is embedded in the outer wall of the end part of the pressure reducing pipe far away from the cavity, and the outer wall of the observation ring is matched with the outer wall of the pressure reducing pipe.
Preferably, the viewing ring is made of a fluorescent material.
Preferably, the perspective device further comprises a transparent perspective part, and the perspective part is arranged at the opening of the lower end of the observation groove.
Preferably, the observation portion is a convex lens, a mounting ring is arranged at the opening of the upper end of the water outlet pipe corresponding to the observation groove, and a cover plate for covering the observation portion is arranged on the mounting ring.
Preferably, the decompression pipe is close to the outer wall of the end part of the cavity and is provided with a movable part, the inner groove wall of the sliding groove is provided with a movable groove for sliding connection of the movable part, the elastic piece is a spring, and the elastic piece is sleeved on the decompression pipe and stretches and contracts to move in the movable groove.
Preferably, a limiting ring is formed at the position of the cavity corresponding to the water outlet pipe, the limiting ring is in interference fit with the opposite side of the movable part, and the inner ring area of the limiting ring corresponds to the flaring.
Preferably, the limiting ring is provided with a sealing ring near the side wall of the movable part, an inner ring area of the sealing ring corresponds to the flaring, and the sealing ring is in interference fit with the movable part.
Preferably, the valve cover is connected with the top bolt of the plug body, the valve cover is connected with a movable rod in a threaded manner, a handle piece is arranged at the upper end of the movable rod, a plugging piece is arranged at the lower end of the movable rod, and the plugging piece is in interference fit with the bottom inner cavity wall of the cavity to plug the water inlet.
Preferably, an installation seat is arranged at the bottom of the plug body, an installation groove is formed in the installation seat, and the installation groove is communicated with the water inlet.
Compared with the prior art, the utility model has the beneficial effects that:
When the indoor hydrant is opened, water flow is output from the water inlet to the cavity, the water flow in the cavity flows into the decompression pipe through the flaring and then is output through the water outlet pipe, so that the decompression pipe is driven to overcome the action of the elastic piece and slide outwards in the sliding groove to the observation groove, the elastic piece is compressed and contracted, the impact force of the water flow is started to buffer the impact force, the decompression and pressure stabilization effects are achieved, the perspective device is installed in the observation groove, and a worker can judge whether the decompression and pressure stabilization mechanism works normally through the sliding action of the end part of the decompression pipe far away from the cavity in the sliding groove from the observation part.
Drawings
Fig. 1 is a schematic structural view of the fire hydrant in the embodiment;
Fig. 2 is an enlarged view of region a in fig. 1.
In the figure: 1. a bolt body; 2. a valve cover; 3. a chamber; 4. a water inlet; 5. a water outlet pipe; 6. a decompression and pressure stabilization mechanism; 61. a pressure reducing tube; 62. an elastic member; 7. a perspective device; 71. an observation unit; 72. a perspective part; 8. flaring; 9. a chute; 10. an observation groove; 11. an observation ring; 12. a mounting ring; 13. a cover plate; 14. a movable part; 15. a movable groove; 16. a limiting ring; 17. a seal ring; 18. a movable rod; 19. a handle member; 20. a blocking member; 21. a mounting base; 22. and a mounting groove.
Detailed Description
The utility model is further described below by way of examples with reference to the accompanying drawings.
Referring to fig. 1 and 2, a pressure-reducing and pressure-stabilizing indoor hydrant comprises a hydrant body 1 and a valve cover 2, wherein a cavity 3 is formed in the hydrant body 1, a water inlet 4 is formed through the bottom of the hydrant body 1, a water outlet pipe 5 communicated with the cavity 3 is arranged on one side of the hydrant body 1, the valve cover 2 is connected with the top of the hydrant body 1 through bolts so as to cover the top opening of the hydrant body 1, an installation seat 21 is arranged at the bottom of the hydrant body 1, an installation groove 22 is formed in the installation seat 21, the installation groove 22 is communicated with the water inlet 4, the hydrant is connected with an external water pipe through the installation seat 21, a movable rod 18 is connected with the valve cover 2 through threads, a handle piece 19 is arranged at the upper end of the movable rod 18, a plugging piece 20 is arranged at the lower end of the movable rod 18, and the plugging piece 20 is in interference fit with the bottom cavity wall of the cavity 3 so as to plug the water inlet 4.
The inside of the water outlet pipe 5 is provided with a decompression pressure stabilizing mechanism 6 and a perspective device 7, the decompression pressure stabilizing mechanism 6 comprises a decompression pipe 61 and an elastic piece 62, a flaring 8 is formed in an end opening of the decompression pipe 61, which is close to the cavity 3, a chute 9 for sliding connection of the decompression pipe 61 is formed in the water outlet pipe 5, an annular movable part 14 is formed on the outer wall of the end of the decompression pipe 61, which is close to the cavity 3, a movable groove 15 for sliding connection of the movable part 14 is formed on the inner groove wall of the chute 9, the sliding direction of the decompression pipe 61 is guided, the elastic piece 62 is a spring, and the elastic piece 62 is sleeved on the decompression pipe 61 and stretches and contracts in the movable groove 15, so that the flaring 8 has a trend of approaching to the cavity 3.
When the fire hydrant is used, a worker holds the handle piece 19 and drives the movable rod 18 to rotate, so that the plugging piece 20 is separated from the water inlet hole, and thus the fire hydrant is started, when the fire hydrant is started, water flow is output into the cavity 3 from the water inlet 4, water flow in the cavity 3 flows into the decompression tube 61 through the flaring 8 and is output through the water outlet pipe 5, so that the decompression tube 61 is driven to overcome the action of the elastic piece 62 and slide outwards in the chute 9 to the observation groove 10, the elastic piece 62 is compressed and contracted, the buffer effect is started on the impact force of the water flow, the decompression and pressure stabilization effects are realized,
The perspective device 7 comprises a transparent observation portion 71 and a perspective portion 72, the observation portion 71 is a convex lens, the end portion, far away from the cavity 3, of the sliding groove 9 is penetrated with an observation groove 10, the observation groove 10 is penetrated with a water outlet pipe 5, the observation portion 71 is arranged at an upper end opening of the observation groove 10, the perspective portion 72 is arranged at a lower end opening of the observation groove 10, the water outlet pipe 5 is provided with a mounting ring 12 corresponding to the upper end opening of the observation groove 10, the mounting ring 12 is in threaded connection with a cover plate 13 for covering the observation portion 71, and the detachable cover plate 13 of a worker is observed through the observation portion 71.
The end outer wall that the decompression pipe 61 kept away from cavity 3 has embedded the observation ring 11, the outer wall of observation ring 11 cooperates with the outer wall of decompression pipe 61, when decompression pipe 61 received the interior water pressure of cavity 3 and outwards slipped the action, the observation ring 11 moved to the lower extreme opening part of observation groove 10, when this hydrant was closed, the water pressure in the cavity 3 was reduced, elastic component 62 resumes the deformation in order to drive decompression pipe 61 to be close to the reduction to cavity 3, the observation ring 11 breaks away from the lower extreme opening of observation groove 10, the observation ring 11 is made for fluorescent material, can be comparatively obviously observed by the staff, perspective device 7 is installed in observation groove 10, the staff accessible viewing part 71 arrives the slipping action of the end that the decompression pipe 61 kept away from cavity 3 in spout 9, thereby judge whether decompression steady voltage mechanism 6 normally works.
The position of the chamber 3 corresponding to the water outlet pipe 5 is provided with a limiting ring 16, an inner ring area of the limiting ring 16 corresponds to the flaring 8, a sealing ring 17 is arranged on the side wall of the limiting ring 16, which is close to the movable part 14, an inner ring area of the sealing ring 17 corresponds to the flaring 8, in the resetting process of the decompression tube 61 in the chute 9, the end part of the decompression tube 61, which is close to the flaring 8, approaches the limiting ring 16 until the sealing ring 17 is in contact with the movable part 14, the decompression tube 61 is reset in place, the limiting ring 16 is used for limiting the resetting sliding of the decompression ring, the flaring 8 is ensured to correspond to the limiting ring 16 and the sealing ring 17 after the resetting, the sealing ring 17 is made of rubber materials, and the damage caused by the direct collision of the decompression tube 61 and the limiting ring 16 can be avoided, so that the service life of the decompression and pressure stabilizing mechanism 6 is prolonged.
Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.
Claims (10)
1. The utility model provides an indoor fire hydrant of decompression steady voltage, includes the key body (1) and set up in valve gap (2) on the key body (1), be formed with cavity (3) in the key body (1), the key body (1) link up there is water inlet (4), the key body (1) be provided with communicating outlet pipe (5) of cavity (3), characterized by: be provided with decompression steady voltage mechanism (6) and perspective device (7) in outlet pipe (5), decompression steady voltage mechanism (6) are including decompression pipe (61) and elastic component (62), decompression pipe (61) are close to be formed with flaring (8) in the end opening of cavity (3), offer in outlet pipe (5) confession decompression pipe (61) slide spout (9) of connection, elastic component (62) set up in decompression pipe (61) with in spout (9), spout (9) keep away from the tip of cavity (3) has link up observation groove (10), observation groove (10) link up extremely outlet pipe (5), perspective device (7) include transparent observation portion (71), observation portion (71) install in the upper end opening part of observation groove (10).
2. The pressure-reducing and pressure-stabilizing indoor hydrant according to claim 1, characterized in that: an observation ring (11) is embedded in the outer wall of the end part, far away from the cavity (3), of the pressure reducing pipe (61), and the outer wall of the observation ring (11) is matched with the outer wall of the pressure reducing pipe (61).
3. The pressure-reducing and pressure-stabilizing indoor hydrant according to claim 2, characterized in that: the observation ring (11) is made of fluorescent material.
4. The pressure-reducing and pressure-stabilizing indoor hydrant according to claim 2, characterized in that: the perspective device (7) further comprises a transparent perspective part (72), and the perspective part (72) is arranged at the opening of the lower end of the observation groove (10).
5. The pressure-reducing and pressure-stabilizing indoor hydrant according to claim 1, characterized in that: the observation portion (71) is a convex lens, a mounting ring (12) is arranged at the opening of the upper end of the water outlet pipe (5) corresponding to the observation groove (10), and a cover plate (13) for covering the observation portion (71) is arranged on the mounting ring (12).
6. The pressure-reducing and pressure-stabilizing indoor hydrant according to claim 1, characterized in that: the pressure reducing pipe (61) is close to the end outer wall of the chamber (3) and is provided with a movable part (14), an inner groove wall of the chute (9) is provided with a movable groove (15) for sliding connection of the movable part (14), the elastic piece (62) is a spring, and the elastic piece (62) is sleeved on the pressure reducing pipe (61) and stretches and contracts to move in the movable groove (15).
7. The pressure-reducing and pressure-stabilizing indoor hydrant according to claim 6, characterized in that: a limiting ring (16) is formed at the position of the chamber (3) corresponding to the water outlet pipe (5), the limiting ring (16) is in interference fit with the opposite side of the movable part (14), and the inner ring area of the limiting ring (16) corresponds to the flaring (8).
8. The pressure-reducing and pressure-stabilizing indoor hydrant according to claim 7, characterized in that: the limiting ring (16) is provided with a sealing ring (17) close to the side wall of the movable part (14), an inner ring area of the sealing ring (17) corresponds to the flaring (8), and the sealing ring (17) is in interference fit with the movable part (14).
9. The pressure-reducing and pressure-stabilizing indoor hydrant according to claim 1, characterized in that: the valve cover (2) with the top bolted connection of the key body (1), valve cover (2) threaded connection has movable rod (18), the upper end of movable rod (18) is provided with handle spare (19), the lower extreme of movable rod (18) is provided with shutoff piece (20), shutoff piece (20) with the bottom inner chamber wall interference fit of cavity (3) is in order to shutoff water inlet (4).
10. The pressure-reducing and pressure-stabilizing indoor hydrant according to claim 1, characterized in that: the bottom of the plug body (1) is provided with an installation seat (21), the installation seat (21) is provided with an installation groove (22), and the installation groove (22) is communicated with the water inlet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322617398.0U CN220967971U (en) | 2023-09-26 | 2023-09-26 | Pressure-reducing and pressure-stabilizing indoor hydrant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322617398.0U CN220967971U (en) | 2023-09-26 | 2023-09-26 | Pressure-reducing and pressure-stabilizing indoor hydrant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220967971U true CN220967971U (en) | 2024-05-17 |
Family
ID=91042358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322617398.0U Active CN220967971U (en) | 2023-09-26 | 2023-09-26 | Pressure-reducing and pressure-stabilizing indoor hydrant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220967971U (en) |
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2023
- 2023-09-26 CN CN202322617398.0U patent/CN220967971U/en active Active
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