CN209820672U - Fire hydrant segmentation water pressure testing arrangement - Google Patents
Fire hydrant segmentation water pressure testing arrangement Download PDFInfo
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- CN209820672U CN209820672U CN201920724533.2U CN201920724533U CN209820672U CN 209820672 U CN209820672 U CN 209820672U CN 201920724533 U CN201920724533 U CN 201920724533U CN 209820672 U CN209820672 U CN 209820672U
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- Prior art keywords
- fire hydrant
- reducing
- rear end
- pipe
- knob
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Abstract
The utility model relates to a fire hydrant water pressure testing arrangement technical field aims at providing a fire hydrant segmentation water pressure testing arrangement, and its technical scheme main points are: including fire hydrant shower nozzle connecting piece, front end pressure measurement spare, intermediate junction pipe, rear end pressure measurement spare, fire hydrant shower nozzle connecting piece include with fire hydrant shower nozzle complex fire-fighting squirt quick-operation joint, first reducing is even managed and the second reducing is even managed, the thicker one end of second reducing is even managed and is provided with the reducing and connects the end cap, the reducing is connected the end cap inside wall and is provided with the internal thread, the thinner one end of first reducing is even managed and is connected end cap threaded connection with the reducing, the one end and the front end pressure measurement spare one end threaded connection of end cap are connected to the second reducing even pipe is kept away from to the reducing, intermediate junction pipe is connected between front end pressure measurement spare and rear end pressure measurement spare. The utility model has the advantages of convenient assembly, accurate measurement of different water spraying distances and water pressure of the fire hydrant.
Description
Technical Field
The utility model relates to a fire hydrant water pressure testing arrangement technical field, in particular to fire hydrant segmentation water pressure testing arrangement.
Background
A fire hydrant, also called a fire hydrant, is a fixed fire-fighting device, namely an indoor fire hydrant and an outdoor fire hydrant. The fire extinguishing system comprises an outdoor fire hydrant system, an indoor fire hydrant system and a fire extinguisher system, and some fire extinguishing systems also comprise an automatic spraying system, a water cannon system, a gas fire extinguishing system, a fire detection system, a water mist system and the like. The fire hydrant suit is generally formed by combining a fire box, a fire hose, a water gun, a connecting buckle, a bolt, a clamp and the like, the fire hydrant is mainly used for a fire truck to take water from a municipal water supply network or an outdoor fire-fighting water supply network to put out a fire, and the fire hydrant can also be directly connected with the water hose and the water gun to discharge water to put out a fire. And each hydrant head all needs to carry out the water pressure test of leaving water, therefore suitable water pressure testing arrangement is all very important to the accuracy of testing result, the convenience of testing process.
Chinese patent with publication number CN207248421U discloses a fire hydrant pressure testing tool, which comprises a fire-fighting lance quick joint, a reducing connecting piece, an external thread connecting piece, a three-way connecting piece, a pressure gauge and a pressure relief ball valve, wherein the fire-fighting lance quick joint, the reducing connecting piece, the external thread connecting piece and the three-way connecting piece are sequentially connected, the pressure gauge is installed at one end of the three-way connecting piece, and the pressure relief ball valve is installed at the other end of the three-way connecting piece, so that a complete pressure testing tool is assembled.
Although the existing fire hydrant pressure testing tool is simple in structure and convenient to operate, in the actual use process, only the pressure of the water outlet of the fire hydrant can be detected, and the water pressure sprayed at different distances cannot be detected in a segmented mode, so that further improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fire hydrant segmentation water pressure testing arrangement has the equipment convenience, can accurately measure the different water spray distances hydraulic advantage of fire hydrant.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a fire hydrant segmentation water pressure testing arrangement, includes fire hydrant shower nozzle connecting piece, front end pressure measuring piece, intermediate junction pipe, rear end pressure measuring piece, fire hydrant shower nozzle connecting piece include with fire hydrant shower nozzle complex fire-fighting lance quick-operation joint, first reducing even pipe and second reducing even pipe, the thicker one end of second reducing even pipe is provided with reducing connection end cap, the reducing is connected the end cap inside wall and is provided with the internal thread, the thinner one end of first reducing even pipe is connected end cap threaded connection with the reducing, the one end and the front end pressure measuring piece one end threaded connection that the reducing connection end cap was kept away from to second reducing even pipe, intermediate junction pipe is connected between front end pressure measuring piece and rear end pressure measuring piece.
By adopting the technical scheme, the quick joint of the fire-fighting water gun belongs to a standard connection structure of a fire-fighting pipeline, can be quickly and stably connected with a fire hydrant spray head, and improves the connection efficiency and the connection stability; the second reducing connecting pipe can be quickly and stably connected with the first reducing connecting pipe by rotating the reducing connecting end cap; the front end pressure measuring piece and the rear end pressure measuring piece are connected through the middle connecting pipe, and the effect of quickly and effectively detecting different water spraying distances and water pressures of the fire hydrant nozzle in a segmented mode can be achieved.
Furthermore, the front-end pressure measuring piece comprises a front-end pressure gauge and a front-end valve in threaded connection with the front-end pressure gauge, and the rear-end pressure measuring piece comprises a rear-end pressure gauge and a rear-end valve in threaded connection with the rear-end pressure gauge.
By adopting the technical scheme, the front-end valve is closed, and the water flow sprayed by the fire hydrant nozzle flows to the front-end pressure gauge, so that the water spray pressure at the front end of the fire hydrant nozzle can be conveniently and accurately measured; and the rear end valve is closed, and the water flow sprayed by the fire hydrant nozzle flows to the rear end pressure meter, so that the water spray pressure at the rear end of the fire hydrant nozzle can be conveniently and accurately measured.
Furthermore, the tip of intermediate junction pipe rotates respectively to be connected with front end connection knob, rear end connection knob, the inside wall that front end connection knob and rear end are connected the knob all is provided with the internal thread, the front end is connected the knob and is kept away from the one end threaded connection of front end manometer with the front end valve, the rear end is connected the knob and is close to the one end threaded connection of intermediate junction pipe with the rear end manometer.
Through adopting above-mentioned technical scheme, rotate the front end and connect the front end and the preceding valve threaded connection with the intermediate junction pipe that the knob can be fast and stable, rotate the rear end and connect the rear end and the end manometer with the intermediate junction pipe that the knob can be fast and stable.
Furthermore, the inner sides of the front end connecting knob and the rear end connecting knob are respectively provided with a sealing gasket.
Through adopting above-mentioned technical scheme, sealed the pad can improve the front end and connect the knob, the connection leakproofness that the knob was connected to the rear end, prevents that the junction from leaking and leading to the water pressure to detect inaccurately.
Furthermore, the outer side surfaces of the front end connecting knob and the rear end connecting knob are provided with knurled anti-skid grains.
Through adopting above-mentioned technical scheme, the frictional force of hand and connection knob during the rotation can be improved to the antiskid line of annular knurl to reach the effect of rotating the connection knob more stably.
Further, the middle connecting pipe is a stainless steel corrugated pipe.
Through adopting above-mentioned technical scheme, nonrust corrugated steel pipe intensity is big, and the bending is good, and on the one hand can be more convenient assembly connection, on the other hand can guarantee the stability of rivers.
Furthermore, one end of the rear valve, which is far away from the middle connecting pipe, is fixedly connected with a water outlet pipe.
Through adopting above-mentioned technical scheme, set up the drainage pressure release that the outlet pipe can be more convenient to improve the stability and the security of testing process.
Furthermore, a plurality of sections of anti-skidding sleeves are sleeved on the outer surface of the water outlet pipe.
Through adopting above-mentioned technical scheme, the frictional force that anti-skidding cover can increase operating personnel hand and drain pipe to reach and improve operating personnel and grip the drain pipe and carry out the convenience and the stability of arranging.
To sum up, the utility model discloses following beneficial effect has:
1. the fire hydrant quick connector matched with the fire hydrant nozzle is arranged, so that the effect of quickly and stably connecting the fire hydrant nozzle connecting piece with the fire hydrant nozzle can be achieved;
2. through setting up front end pressure measuring piece, rear end pressure measuring piece to set up the intermediate junction pipeline between front end pressure measuring piece and rear end pressure measuring piece, thereby reach the different water spray distance hydraulic effect of segmentation test fire hydrant.
Drawings
FIG. 1 is a schematic overall view of a fire hydrant subsection water pressure testing apparatus in an embodiment;
fig. 2 is a schematic illustration for showing the connection relationship between the front-end connection knob and the front-end valve and the connection relationship between the rear-end connection knob and the rear-end valve in the embodiment.
In the figure, 1, a fire hydrant spray head connector; 11. a fire-fighting lance quick coupling; 12. a first reducing connecting pipe; 13. a second reducing connecting pipe; 2. the variable-diameter connecting end cap; 3. a front end pressure measuring piece; 31. a front end pressure gauge; 32. a front end valve; 4. a middle connecting pipe; 41. the front end is connected with a knob; 42. the rear end is connected with a knob; 5. a rear end pressure measuring piece; 51. a rear end pressure gauge; 52. a rear end valve; 6. a sealing gasket; 7. knurling anti-skid lines; 8. a water outlet pipe; 9. an anti-slip sleeve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
the utility model provides a fire hydrant segmentation water pressure testing arrangement, as shown in figure 1 and figure 2, including fire hydrant shower nozzle connecting piece 1, fire hydrant shower nozzle connecting piece 1 includes with fire hydrant shower nozzle complex fire hydrant quick-operation joint 11, first reducing is even pipe 12 and second reducing is even pipe 13, fire hydrant quick-operation joint 11 sets firmly in the thick one end of first reducing even pipe 12, the thick one end fixedly connected with reducing of second reducing even pipe 13 is connected end cap 2, the inside wall of connecting end cap 2 at the reducing is provided with the internal thread, the thin one end of first reducing even pipe 12 is connected end cap 2 threaded connection with the reducing.
As shown in fig. 1 and 2, a front end pressure measuring piece 3 is connected to one end of the second reducing connecting pipe 13 far away from the reducing connecting end cap 2 through threads, the front end pressure measuring piece 3 comprises a front end pressure gauge 31, a front end valve 32 is connected with the front end pressure gauge 31 through threads, an intermediate connecting pipe 4 is arranged at one end of the front end valve 32 far away from the front end pressure gauge 31, the intermediate connecting pipe 4 is made of a stainless steel corrugated pipe with high strength and good bending performance, the stainless steel corrugated pipe with the corresponding length can be selected according to different testing distances, a rear end pressure measuring piece 5 is arranged at one end of the intermediate connecting pipe 4 far away from the front end pressure gauge 31, and the rear end pressure measuring piece 5 comprises a rear end pressure gauge 51 and a rear end valve 52 connected with the rear end pressure gauge 51 through threads.
As shown in fig. 2, a front end connection knob 41 is rotatably connected to an end of the middle connection pipe 4 close to the front end valve 32, an inner annular wall of the front end connection knob 41 is provided with an internal thread, and the front end connection knob 41 can be screwed to an end of the front end valve 32 far from the front end pressure gauge 31 by rotating the front end connection knob 41.
As shown in fig. 2, a rear end connection knob 42 is rotatably connected to one end of the middle connection pipe 4 close to the rear end valve 52, an inner annular wall of the rear end connection knob 42 is also provided with an internal thread, and the rear end connection knob 42 can be screwed to the end of the rear end valve 52 close to the middle connection pipe 4 by rotating the rear end connection knob 42.
As shown in fig. 2, the sealing washers 6 are respectively provided on the inner sides of the front end connection knob 41 and the rear end connection knob 42, and the knurled anti-slip patterns 7 are provided on the outer side surfaces of the front end connection knob 41 and the rear end connection knob 42.
As shown in fig. 1, a water outlet pipe 8 is connected to one end of the rear end valve 52 far from the middle connecting pipe 4 through a thread, and a plurality of anti-slip sleeves 9 are sleeved on the outer surface of the water outlet pipe 8.
The specific implementation process comprises the following steps:
the end cap 2 is connected by rotating the reducing connection, the second reducing connecting pipe 13 is connected with the first reducing connecting pipe 12, and the front end pressure measuring piece 3, the middle connecting pipe 4, the rear end pressure measuring piece 5 and the water outlet pipe 8 are connected and fixed in sequence. The quick connector 11 of the fire water gun fixedly arranged at the thicker end of the first reducing connecting pipe 12 is connected with a fire hydrant nozzle, the front end valve 32 and the rear end valve 52 are closed firstly, then the main valve at the fire hydrant nozzle is opened, the water pressure at the front end is recorded after the degree of the front end pressure gauge 31 is stabilized, then the water flow flows to the rear end pressure measuring piece 5 along the middle connecting pipe 4 by opening the front end valve 32, the water pressure at the rear end is recorded after the reading of the rear end pressure gauge 51 is stabilized, then the water flows out from the water outlet pipe 8 by opening the rear end valve 52, when the water is discharged by opening the rear end valve 52, an individual is arranged to hold the anti-skidding sleeve 9 on the outer wall of the water outlet pipe 8, the water outlet pipe 8 is prevented from swinging under the action of the water flow recoil force when the water is discharged, and the main valve at the fire hydrant nozzle is closed after.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a fire hydrant segmentation water pressure testing arrangement which characterized in that: including fire hydrant shower nozzle connecting piece (1), front end pressure measuring piece (3), intermediate junction pipe (4), rear end pressure measuring piece (5), fire hydrant shower nozzle connecting piece (1) include with fire hydrant shower nozzle complex fire-fighting lance quick-operation joint (11), first reducing even pipe (12) and second reducing even pipe (13), the thicker one end of second reducing even pipe (13) is provided with reducing connection end cap (2), reducing connection end cap (2) inside wall is provided with the internal thread, first reducing even pipe (12) thinner one end and reducing connection end cap (2) threaded connection, the one end and front end pressure measuring piece (3) one end threaded connection that reducing connection end cap (2) were kept away from in second reducing even pipe (13), intermediate junction pipe (4) are connected between front end pressure measuring piece (3) and rear end pressure measuring piece (5).
2. The fire hydrant subsection water pressure testing device according to claim 1, characterized in that: the front end pressure measuring piece (3) comprises a front end pressure gauge (31) and a front end valve (32) in threaded connection with the front end pressure gauge (31), and the rear end pressure measuring piece (5) comprises a rear end pressure gauge (51) and a rear end valve (52) in threaded connection with the rear end pressure gauge (51).
3. The fire hydrant subsection water pressure testing device according to claim 1, characterized in that: the tip of intermediate junction pipe (4) rotates respectively and is connected with front end connection knob (41), rear end connection knob (42), the inside wall that knob (42) were connected with the rear end to front end connection knob (41) all is provided with the internal thread, the one end threaded connection of front end manometer (31) is kept away from with front end valve (32) in front end connection knob (41), rear end connection knob (42) and rear end manometer (51) are close to the one end threaded connection of intermediate junction pipe (4).
4. The fire hydrant subsection water pressure testing device according to claim 3, characterized in that: and sealing gaskets (6) are respectively arranged on the inner sides of the front end connecting knob (41) and the rear end connecting knob (42).
5. The fire hydrant subsection water pressure testing device according to claim 4, characterized in that: the outer side surfaces of the front end connecting knob (41) and the rear end connecting knob (42) are provided with knurled anti-skidding threads (7).
6. The fire hydrant subsection water pressure testing device according to claim 1, characterized in that: the middle connecting pipe (4) is a stainless steel corrugated pipe.
7. The fire hydrant subsection water pressure testing device according to claim 2, characterized in that: and one end of the rear end valve (52) far away from the middle connecting pipe (4) is fixedly connected with a water outlet pipe (8).
8. The fire hydrant subsection water pressure testing device according to claim 7, wherein: the outer surface cover of outlet pipe (8) is equipped with a plurality of sections antiskid cover (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920724533.2U CN209820672U (en) | 2019-05-20 | 2019-05-20 | Fire hydrant segmentation water pressure testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920724533.2U CN209820672U (en) | 2019-05-20 | 2019-05-20 | Fire hydrant segmentation water pressure testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209820672U true CN209820672U (en) | 2019-12-20 |
Family
ID=68883657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920724533.2U Expired - Fee Related CN209820672U (en) | 2019-05-20 | 2019-05-20 | Fire hydrant segmentation water pressure testing arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209820672U (en) |
-
2019
- 2019-05-20 CN CN201920724533.2U patent/CN209820672U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |