CN220620296U - Underground fire hydrant connector extension device - Google Patents
Underground fire hydrant connector extension device Download PDFInfo
- Publication number
- CN220620296U CN220620296U CN202321786683.9U CN202321786683U CN220620296U CN 220620296 U CN220620296 U CN 220620296U CN 202321786683 U CN202321786683 U CN 202321786683U CN 220620296 U CN220620296 U CN 220620296U
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- Prior art keywords
- fire hydrant
- pipe
- underground
- extension pipe
- receiving port
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000428 dust Substances 0.000 claims description 23
- 238000004804 winding Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010030 laminating Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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 relates to the field of fire-fighting equipment, in particular to an underground fire hydrant connector extension device, which comprises an extension pipe on a connector of a fire hydrant in an underground well, wherein two ends of the extension pipe are respectively provided with a water receiving port and a water outlet, the water receiving port is connected with the connector of the fire hydrant, a pressure relief valve is arranged between the water receiving port and the connector, one end of the pressure relief valve is communicated with the water receiving port, and the other end of the pressure relief valve is communicated with the connector; a fixing component is arranged between the water outlet and the underground well, and the fixing component is used for erecting the extension pipe in the underground well; the extension pipe parcel is provided with the hoop ring in the partial outside of relief valve, and the hoop ring hoops tightly on the extension pipe outside, and the hoop ring supplies extension pipe and relief valve closely laminating, has reached the security effect that improves operation underground fire hydrant.
Description
Technical Field
The utility model relates to the technical field of fire-fighting equipment, in particular to an underground hydrant connector extension device.
Background
A fire hydrant, a fixed fire-fighting equipment, mainly aims to control combustible materials, isolate combustion-supporting materials and eliminate ignition sources. Fire hydrants are one of fixed fire facilities, which are main facilities for fire water supply, and are divided into outdoor hydrants and indoor hydrants.
The outdoor fire hydrant can be divided into an overground fire hydrant and an underground fire hydrant, and the overground fire hydrant is mainly an upright bolt body and is mainly used for a city with warmer climate in the south of China. Underground fire hydrant is generally used in the north with colder domestic temperature, and the underground fire hydrant structure generally comprises an underground well, wherein the fire hydrant is placed at the middle bottom of the underground well, an escalator is arranged on the well body of the underground well, and a well cover is plugged at the well mouth of the underground well. When using, the underground well of setting can resist to the cold when winter in north, and the setting of underground well can promote the peripheral temperature of fire control well in the well, and the fireman opens the well lid at first, then, the fireman climbs down to underground well bottom along the staircase, then communicates spray pipe and fire hydrant, then the fireman climbs out the underground well can.
The above prior art has the following drawbacks:
at present, the underground hydrant is opened the valve and is supplied with water in a manual well-descending operation mode, harmful flammable gas such as methane and other harmful firemen can be produced in the closed state of the underground well, potential safety hazards exist, and the water supply period needs longer time. Unsafe events caused by the fact that underground fire hydrants enter underground wells occur in China, and no effective method for avoiding potential safety hazards exists at present.
Disclosure of Invention
The utility model aims to provide an underground fire hydrant interface extension device, which achieves the effect of improving the safety of operating an underground fire hydrant and solves the problems in the background technology.
In order to achieve the technical purpose and achieve the technical effect, the utility model is realized by the following technical scheme:
an extension device of an underground fire hydrant connector comprises an extension pipe on the connector of a fire hydrant in an underground well, wherein two ends of the extension pipe are respectively provided with a water receiving port and a water outlet, the water receiving port is connected with the connector of the fire hydrant, a pressure release valve is arranged between the water receiving port and the connector, one end of the pressure release valve is communicated with the water receiving port, and the other end of the pressure release valve is communicated with the connector; a fixing component is arranged between the water outlet and the underground well, and the fixing component is used for erecting the extension pipe in the underground well; the extension pipe parcel is provided with the hoop ring in the partial outside of relief valve, and the hoop ring hoops tightly on the extension pipe outside, and the hoop ring supplies extension pipe and relief valve closely laminating.
As a preferable mode of the utility model, the pressure release valve comprises a connecting pipe and a valve body, one end of the connecting pipe is communicated with the water receiving port, the tightening ring is positioned at the outer side of the connecting pipe, the other end of the connecting pipe is connected with the valve body, the valve body is inserted into the connecting pipe, an annular locking groove is formed in the circumferential side surface of the part of the valve body inserted into the connecting pipe, and the locking groove is in an inward concave arc shape; the connecting pipe is provided with a connecting groove at the corresponding position, a locking block is hinged in the connecting groove, and the locking block is clamped in the locking groove after rotating out of the connecting groove.
Preferably, the auxiliary rod is fixedly connected to the locking block at a position far away from the locking groove.
Preferably, the connecting grooves are two, the two connecting grooves are symmetrical about the axis of the connecting pipe, and each connecting groove is hinged with the locking block.
As the preferable mode of the utility model, the fixing component comprises a fixing rod fixedly connected to the inner wall of the underground well, the fixing rod is perpendicular to the axis of the underground well, one end of the fixing rod, which is far away from the inner wall of the underground well, is fixedly connected with a U-shaped pipe clamp, and the water outlet is clamped in the U-shaped pipe clamp.
As a preferable mode of the utility model, the fixing rope is wound on the circumferential side surface of the fixing rod, the end, far away from the fixing rod, of the fixing rope is wound with the dustproof cap, the dustproof cap is buckled at the water outlet, the holding rod penetrates through the dustproof cap, the holding rod is fixedly connected in the dustproof cap, the end surface of the dustproof cap is circularly arranged, the holding rod penetrates through the circle center of the dustproof cap and is collinear with the axis of the dustproof cap, and the fixing rope is fixedly connected with the end, far away from the extension tube, of the holding rod.
Advantageous effects
The beneficial effects of the utility model are as follows:
1. when using in the extremely cold district in north, at first, the fixed subassembly of setting can supply the extension pipe to erect in the underground well, the delivery port of extension pipe is close to the position of well lid more, just can pass through the interface connection of extension pipe and fire hydrant after the fire fighter opens the well lid, then, the fire fighter opens the fire hydrant subaerial supplementary with the fire hydrant spanner that is commonly used, the water source is directly used in the fire control activity through the extension pipe, the condition that the hooping ring prevented to appear leaking has been saved, the stability of using is improved, the fire fighter whole process is totally need not to descend the well, and then the security effect of improving operation underground fire hydrant has been reached.
2. The utility model is applicable to the northern extremely cold region, and the original interface specification and mode are not destroyed by the extension device so as to achieve the effect of rapid water supply. The device can be according to well depth customization length, is fixed in well head inner wall edge with the interface, convenient to use. The bottom of the device is provided with a pressure relief valve, and the water source inside the extension device can be automatically discharged in the period of time after the device is used, so that low-temperature icing is avoided. The dust cap can effectively prevent dust or sundries from entering the extension device, so that water supply or drainage is not smooth.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram showing the internal structure of a pressure relief valve;
fig. 3 is a schematic view showing the structure of the dust cap.
In the drawings, the list of components represented by the various numbers is as follows:
1. an extension tube; 11. a water receiving port; 12. a water outlet; 2. a pressure release valve; 21. a connecting pipe; 22. a valve body; 23. a locking groove; 24. a connecting groove; 25. a locking block; 251. an auxiliary lever; 3. a fixing assembly; 31. a fixed rod; 32. u-shaped pipe clamp; 4. hooping the ring; 5. a dust cap; 51. a fixing rope; 52. a holding rod; 6. an underground well; 7. a well cover; 8. a fire hydrant.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, an underground fire hydrant connector extension device comprises an extension pipe 1 connected to a connector of a fire hydrant 8 in an underground well 6, wherein the underground well 6 is provided with a well cover 7, two ends of the extension pipe 1 are divided into a water receiving port 11 and a water outlet 12, the water receiving port 11 is connected with the connector of the fire hydrant 8, a pressure release valve 2 is arranged between the water receiving port 11 and the connector, one end of the pressure release valve 2 is communicated with the water receiving port 11, and the other end is communicated with the connector; the extension pipe 1 wraps up in the partial outside of relief valve 2 and is provided with the hooping ring 4, and hooping ring 4 hoops on the extension pipe 1 outside, and hoops ring 4 supplies extension pipe 1 and the inseparable laminating of relief valve 2.
Referring to fig. 1-3, the pressure release valve 2 comprises a connecting pipe 21 and a valve body 22, wherein one end of the connecting pipe 21 is communicated with the water receiving port 11, the tightening ring 4 is positioned at the outer side of the connecting pipe 21, the other end of the connecting pipe 21 is connected with the valve body 22, the valve body 22 is inserted into the connecting pipe 21, an annular locking groove 23 is formed in the circumferential side surface of the part of the valve body 22 inserted into the connecting pipe 21, and the locking groove 23 is in an inward concave arc shape; the connecting grooves 24 are formed in the positions corresponding to the connecting pipes 21, two connecting grooves 24 are formed, the two connecting grooves 24 are symmetrical with respect to the axis of the connecting pipe 21, locking blocks 25 are hinged in each connecting groove 24, the locking blocks 25 are clamped in the locking grooves 23 after being rotated out of the connecting grooves 24, and auxiliary rods 251 are fixedly connected to the positions, away from the locking grooves 23, of each locking block 25.
Referring to fig. 1-3, a dust cap 5 is hinged on the circumferential side surface of the water outlet 12, and the dust cap 5 is buckled on the water outlet 12 after being turned over. The utility model provides a be provided with fixed subassembly 3 between delivery port 12 and the well lid 7, fixed subassembly 3 includes fixed pole 31 of fixed connection on the inner wall of underground well 6, fixed pole 31 perpendicular to underground well 6's axis, the one end fixedly connected with U type pipe clamp 32 of underground well 6 inner wall is kept away from to fixed pole 31, delivery port 12 card is in U type pipe clamp 32, the winding has fixed rope 51 on the circumference side of fixed pole 31, the end winding that fixed rope 51 kept away from fixed pole 31 has dust cap 5, dust cap 5 lock is in delivery port 12 departments, hold pole 52 has been run through in the dust cap 5, hold pole 52 fixed connection in dust cap 5, dust cap 5 terminal surface is circular setting, the centre of a circle department and the collineation with the axis of dust cap 5 are run through to pole 52, fixed rope 51 and hold pole 52 keep away from the end fixed connection of extension pipe 1.
One specific application of this embodiment is:
when needing to use, at first, the fire fighter opens well lid 7, opens the back, and the fire fighter takes out the delivery port 12 of extension pipe 1 from U type pipe clamp 32, then, the rethread holds the mode of holding the pole and takes off dust cap 5 from delivery port 12, holds the pole and is convenient for the fire fighter and operates the dust cap, improves the operating convenience. After the firefighter removes the dust cap 5, the securing rope 51 pulls the holding rod to hang below the securing rod 31. After the dust cap 5 is removed, fire equipment to be used is communicated with the water outlet 12 of the extension pipe 1, after the communication is completed, a fire fighter opens the fire hydrant 8 through an underground fire hydrant wrench, the underground fire hydrant wrench can enable the fire fighter to complete the opening and closing of the fire hydrant 8 in the underground well 6 on the ground, and water of the fire hydrant 8 firstly passes through the pressure reducing valve and then enters the fire equipment to be used with water through the extension pipe 1. When the fire hydrant is used, a fire fighter firstly closes the fire hydrant 8 through the fire hydrant wrench, and after the fire hydrant is closed, water in the extension pipe 1 is discharged through the pressure release valve 2, so that the water in the extension pipe 1 can be normally discharged, and the situation of freezing is prevented. After the drainage of the pressure relief valve 2 is completed, the water outlet 12 is hung in the U-shaped pipe clamp 32, and the whole storage process can be completed by buckling the well cover 7. In conclusion, through the above steps, the effect of improving the convenience in operating the underground hydrant 8 is achieved.
It should be understood that the above description is not intended to limit the utility model to the particular embodiments disclosed, but to limit the utility model to the particular embodiments disclosed, and that various changes, modifications, additions and substitutions can be made by one of ordinary skill in the art without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (6)
1. An underground fire hydrant interface extension device, which is characterized in that: the underground well fire hydrant (8) comprises an extension pipe (1) on a joint of the fire hydrant (8) in the underground well (6), two ends of the extension pipe (1) are divided into a water receiving port (11) and a water outlet (12), the water receiving port (11) is connected with the joint of the fire hydrant (8), a pressure release valve (2) is arranged between the water receiving port (11) and the joint, one end of the pressure release valve (2) is communicated with the water receiving port (11), and the other end of the pressure release valve is communicated with the joint; a fixing component (3) is arranged between the water outlet (12) and the underground well (6), and the fixing component (3) is used for erecting the extension pipe (1) in the underground well (6); the extension pipe (1) wraps up in the partial outside of relief valve (2) and is provided with hoop ring (4), and hoop ring (4) hoops tightly on extension pipe (1) outside, and hoop ring (4) supplies extension pipe (1) and closely laminates with relief valve (2).
2. A subterranean fire hydrant-interface extension apparatus according to claim 1, wherein: the pressure release valve (2) comprises a connecting pipe (21) and a valve body (22), one end of the connecting pipe (21) is communicated with the water receiving port (11), the tightening ring (4) is positioned at the outer side of the connecting pipe (21), the other end of the connecting pipe (21) is connected with the valve body (22), the valve body (22) is inserted into the connecting pipe (21), an annular locking groove (23) is formed in the circumferential side surface of the part, inserted into the connecting pipe (21), of the valve body (22), and the locking groove (23) is in an inward-concave arc shape; the connecting pipe (21) is provided with a connecting groove (24) at a corresponding position, a locking block (25) is hinged in the connecting groove (24), and the locking block (25) is clamped in the locking groove (23) after being rotated out of the connecting groove (24).
3. A subterranean fire hydrant-interface extension apparatus according to claim 2, wherein: an auxiliary rod (251) is fixedly connected to the position, away from the locking groove (23), of the locking block (25).
4. A subterranean fire hydrant-interface extension apparatus according to claim 2, wherein: the connecting grooves (24) are two, the two connecting grooves (24) are symmetrical about the axis of the connecting pipe (21), and the locking block (25) is hinged in each connecting groove (24).
5. A subterranean fire hydrant-interface extension apparatus according to claim 1, wherein: the fixing assembly (3) comprises a fixing rod (31) fixedly connected to the inner wall of the underground well (6), the fixing rod (31) is perpendicular to the axis of the underground well (6), one end, away from the inner wall of the underground well (6), of the fixing rod (31) is fixedly connected with a U-shaped pipe clamp (32), and the water outlet (12) is clamped in the U-shaped pipe clamp (32).
6. A subterranean fire hydrant-interface extension apparatus according to claim 5, wherein: the utility model discloses a dustproof pipe, including fixed lever (31), fixed rope (51) are twined on the circumference side, the end winding that fixed rope (51) kept away from fixed lever (31) has dust cap (5), dust cap (5) lock is in delivery port (12) department, run through in dust cap (5) has grip lever (52), grip lever (52) fixed connection is in dust cap (5), dust cap (5) terminal surface is circular setting, grip lever (52) run through the centre of a circle department of dust cap (5) and with the axis collineation of dust cap (5), fixed rope (51) and grip lever (52) keep away from the end fixed connection of extension pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321786683.9U CN220620296U (en) | 2023-07-08 | 2023-07-08 | Underground fire hydrant connector extension device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321786683.9U CN220620296U (en) | 2023-07-08 | 2023-07-08 | Underground fire hydrant connector extension device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220620296U true CN220620296U (en) | 2024-03-19 |
Family
ID=90212654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321786683.9U Active CN220620296U (en) | 2023-07-08 | 2023-07-08 | Underground fire hydrant connector extension device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220620296U (en) |
-
2023
- 2023-07-08 CN CN202321786683.9U patent/CN220620296U/en active Active
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