CN204781118U - Hit water -tight outdoor fire hydrant in back - Google Patents
Hit water -tight outdoor fire hydrant in back Download PDFInfo
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- CN204781118U CN204781118U CN201520555241.2U CN201520555241U CN204781118U CN 204781118 U CN204781118 U CN 204781118U CN 201520555241 U CN201520555241 U CN 201520555241U CN 204781118 U CN204781118 U CN 204781118U
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- valve rod
- rod portion
- valve
- trapezoidal
- key
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Abstract
The utility model provides a hit water -tight outdoor fire hydrant in back, includes key, valve body, valve rod and a valve clack that is used for stoping the rivers admission valve internal, the lower part of key and the upper portion fixed connection of valve body, the bottom at the valve rod is fixed to the valve clack, the valve rod includes upper valve rod portion and lower valve rod portion, and this upper valve rod portion installs in the key, and this lower valve rod portion installs in the valve body, be in the same place through a trapezoidal clutch with the upper portion of lower valve rod portion in the lower part of upper valve rod portion, trapezoidal clutch include one with the upper portion fixed connection's of lower valve rod portion first trapezoidal separation and reunion portion and one with an upper valve rod troops under one's command fixed connection's the trapezoidal separation and reunion portion of second. The utility model discloses a portion is in the same place through a trapezoidal clutch with lower valve rod portion with the upper valve rod for no matter still anticlockwise operation of clockwise operation of user can not make first trapezoidal separation and reunion portion in the trapezoidal clutch break away from with the trapezoidal separation and reunion portion of second and influences the user and use.
Description
Technical field
The utility model relates to outdoor fire hydrant, refers in particular to one and is hit rear watertight outdoor fire hydrant.
Background technology
Outdoor fire hydrant is arranged on the water facilities outside building on fire water supply pipe network, and the main fire fighting truck that supplies implements fire extinguishing from municipal water supply pipe network or the water intaking of outdoor fire fighting waterline network, also directly can connect water-band, hydraulic giant goes out above-water method.So outdoor fire hydrant system is also one of important fire fighting device fought a fire.
But due to outdoor fire hydrant be all be distributed in by road, the obvious place such as street is other, therefore while easy to use, also easily occur as automobile, forklift etc. clash into the rear accident destroyed, and the destroyed rear moisture of hydrant flows out in a large number, water resource not only can be caused to waste greatly, also harm road traffic.
Chinese invention patent (application number: 200810039773.5 publication numbers: CN101614030A) discloses the post fire hydrant that a kind of chance hits automatic shutoff, be made up of key, valve body and guide rod, key is connected by breaker bolt with valve body, key inner guide is divided into two sections, and connected by zigzag clutch, zigzag clutch has valve circle, and on guide rod, cover has Compress Spring, is provided with valve plug bottom guide rod.Do not leak although this invention can make hydrant be severed rear water, because zigzag clutch can only one-way only operation, therefore user easily makes two parts of zigzag clutch depart from when locking is unclamped afterwards in the other direction, causes trouble to the use of user.
Utility model content
The utility model provides a kind of and is hit rear watertight outdoor fire hydrant, and its main purpose is that the clutch overcome in existing anti-collision fire hydrant easily departs from and causes troublesome defect to user.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
One is hit rear watertight outdoor fire hydrant, , comprise key, valve body, valve rod and one enters flap in valve body for stoping current, the bottom of described key is fixedly connected with the top of valve body, described flap is fixed on the bottom of valve rod, described valve rod comprises upper valve rod portion and lower valve rod portion, this upper valve rod portion is installed in key, this lower valve rod portion is installed in valve body, the bottom in described upper valve rod portion and the top in lower valve rod portion are linked together by a trapezoidal clutch, described trapezoidal clutch comprises a first trapezoidal clutch part be fixedly connected with top, lower valve rod portion and a second trapezoidal clutch part be fixedly connected with upper valve rod subordinate portion.
Further, also comprise the fixed head offering a circular trough in the middle part of in the of, described fixed head is installed in valve inner, and its neighboring is fixedly connected with the inside wall of valve body.
Further, described lower valve rod portion comprises one and is installed on gathering sill on the upside of described fixed head, one first guide rod that can move up and down in described gathering sill and fixed head and a Compress Spring, the external diameter of described gathering sill is greater than the diameter of described circular trough, and the center of this gathering sill is just to the center of described circular trough, described first guide rod and described gathering sill, a gap for allowing current pass through all is left between fixed head, and this first guide rod upper end abuts with the first trapezoidal clutch part, lower end is fixedly connected with described flap, described Compress Spring is set in outside described first guide rod, and this Compress Spring top is connected with the first trapezoidal clutch part, bottom is connected with the upside of gathering sill.
Further, described upper valve rod portion comprises one second guide rod and a pole changer, described second trapezoidal clutch part is installed in the second lower end of the guide rod, and described pole changer is installed in the second guide rod upper end, and described second guide rod screws in the screw on described key top.
Further, also comprise one and be installed in the cap at key top and a plurality of delivery port, described cap top offers one for the switch storage tank of accommodating pole changer, and described delivery port is installed in outside described key.
Further, also comprise one for the draining valve by residual moisture discharge in described valve body, described draining valve is installed in outside described valve body, and the horizontal level of this draining valve is higher than the horizontal level of described fixed head.
Compared to the prior art, the beneficial effect that the utility model produces is:
1, the utility model structure is simple, practical, by what upper valve rod portion and lower valve rod portion were linked together by a trapezoidal clutch, make user's no matter operation or operate counterclockwise clockwise, the in trapezoidal clutch first trapezoidal clutch part and the second trapezoidal clutch part all can not be made to depart from and affect user and use.
2, in the utility model, by arranging, upper valve rod portion and lower valve rod portion linked together by a trapezoidal clutch, after making hydrant destroyed, first trapezoidal clutch part and the second trapezoidal clutch part depart from, upper valve rod portion and lower valve rod portion depart from simultaneously, therefore valve body can not be damaged, and water resource can not flow out.
3, in the utility model, by arranging a Compress Spring, make when the utility model uses, Compress Spring is compressed, and flap moves down, and current flow out; When the utility model is not when using, the tension force effect due to Compress Spring makes that flap is seamless to be connected on the downside of fixed head, safe and reliable.
4, in the utility model, by arranging at least one draining valve, after the utility model is used, the water remained in key and valve body is discharged by draining valve, and anti-sealing stops too for a long time and causes damage to the assembly of inside in the utility model.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is sectional view of the present utility model.
Fig. 3 is the enlarged diagram of A in Fig. 2.
Fig. 4 is the utility model by the sectional view after severing.
Fig. 5 is the structural representation of valve body in the utility model.
Detailed description of the invention
Detailed description of the invention of the present utility model is described with reference to the accompanying drawings.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.One is hit rear watertight outdoor fire hydrant, comprise key 1, valve body 2, valve rod 3 and one enters flap 4 in valve body for stoping current, the bottom of described key 1 is fixedly connected with sealing ring by bolt with the top of valve body 2, described flap 4 is fixed on the bottom of valve rod 3, described valve rod 3 comprises upper valve rod portion 31 and lower valve rod portion 32, this upper valve rod portion 31 is installed in key 1, this lower valve rod portion 32 is installed in valve body 2, the bottom in described upper valve rod portion 31 and the top in lower valve rod portion 32 are linked together by trapezoidal clutch, and described trapezoidal clutch comprises first trapezoidal clutch part 321 and the second trapezoidal clutch part 311 be fixedly connected with upper valve rod subordinate portion be fixedly connected with top, lower valve rod portion.The utility model is by link together upper valve rod portion and lower valve rod portion by a trapezoidal clutch, make user's no matter operation or operate counterclockwise clockwise, the in trapezoidal clutch first trapezoidal clutch part and the second trapezoidal clutch part all can not be made to depart from and affect user and use; After making hydrant destroyed, the first trapezoidal clutch part and the second trapezoidal clutch part depart from, and upper valve rod portion and lower valve rod portion depart from, and therefore valve body can not be damaged, and water resource can not flow out simultaneously.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.The utility model also comprises the fixed head 5 offering a circular trough in the middle part of in the of, and it is inner that described fixed head 5 is installed in valve body 2, and its neighboring is fixedly connected with the inside wall of valve body 2, described lower valve rod portion 32 comprises lower valve rod portion described in and comprises one and be installed on gathering sill 322 on the upside of described fixed head 5, one first guide rod 323 and a Compress Spring 324 that can move up and down in described gathering sill 322 with fixed head 5, the external diameter of described gathering sill 322 is greater than the diameter of described circular trough, and the center of this gathering sill 322 is just to the center of described circular trough, described first guide rod 323 and described gathering sill 322, a gap for allowing current pass through all is left between fixed head 5, and this first guide rod 323 upper end is connected with the first trapezoidal clutch part 321, lower end is fixedly connected with described flap 4, described Compress Spring 324 is set in outside described first guide rod 323, and this Compress Spring 324 top abuts with the first trapezoidal clutch part 321, bottom is connected with the upside of gathering sill 322.In the utility model, by arranging a Compress Spring, make when the utility model uses, Compress Spring is compressed, and flap moves down, and current flow out; When the utility model is not when using, the tension force effect due to Compress Spring makes that flap is seamless to be connected on the downside of fixed head, safe and reliable.
In addition, with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.The utility model also comprise a cap 6 being installed in key 1 top, a plurality of delivery port 7 and at least one be installed in draining valve 8 outside valve body 2, described cap top offers one for the switch storage tank of accommodating pole changer, described delivery port 7 is installed in outside key 1, and the horizontal level of described draining valve 8 is higher than the horizontal level of fixed head 5.In the utility model, by arranging at least one draining valve, after the utility model is used, the water remained in key and valve body is discharged by draining valve, and anti-sealing stops too for a long time and causes damage to the assembly of inside in the utility model.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5.When using the utility model, operating personnel rotate clockwise pole changer 313 by spanner, afterwards upper valve rod portion 31 by the screw thread with key 1 junction to bottom offset, drive the lower valve rod portion 32 linked together by trapezoidal clutch with it to bottom offset simultaneously, now originally cover the flap 4 of fixed head 5 central circular groove bottom also to bottom offset, water loses barrier, just pours in key, and is discharged by delivery port 7; Pole changer 313 is rotated counterclockwise when stopping using, upper valve rod portion 31 is to top offset, lower valve rod portion 32 passes through the effect of Compress Spring 324 also to top offset, flap 4 covers the central circular groove of fixed head 5 thereupon, stop water to continue to enter, water unnecessary in fire plug then can be discharged by draining valve 8; After the key of fire plug suffers impact damage, just trapezoidal clutch part 321 departs from upper valve rod portion 31 second trapezoidal clutch part 311 with first in lower valve rod portion 32, and flap 4 stops current to spray because the effect of Compress Spring 324 props up on the downside of fixed head 5 all the time, the valve body 32 being embedded in the end, ground can not be caused also and then to damage, make the situation that water resource pours out.
Above are only detailed description of the invention of the present utility model, but design concept of the present utility model is not limited thereto, all changes utilizing this design the utility model to be carried out to unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (6)
1. one kind is hit rear watertight outdoor fire hydrant, comprise key, valve body, valve rod and one enters flap in valve body for stoping current, the bottom of described key is fixedly connected with the top of valve body, described flap is fixed on the bottom of valve rod, it is characterized in that: described valve rod comprises upper valve rod portion and lower valve rod portion, this upper valve rod portion is installed in key, this lower valve rod portion is installed in valve body, the bottom in described upper valve rod portion and the top in lower valve rod portion are linked together by a trapezoidal clutch, described trapezoidal clutch comprises a first trapezoidal clutch part be fixedly connected with top, lower valve rod portion and a second trapezoidal clutch part be fixedly connected with upper valve rod subordinate portion.
2. one is hit rear watertight outdoor fire hydrant as claimed in claim 1, and it is characterized in that: also comprise the fixed head offering a circular trough in the middle part of in the of, described fixed head is installed in valve inner, and its neighboring is fixedly connected with the inside wall of valve body.
3. one is hit rear watertight outdoor fire hydrant as claimed in claim 2, it is characterized in that: described lower valve rod portion comprises one and is installed on gathering sill on the upside of described fixed head, one first guide rod that can move up and down in described gathering sill and fixed head and a Compress Spring, the external diameter of described gathering sill is greater than the diameter of described circular trough, and the center of this gathering sill is just to the center of described circular trough, described first guide rod and described gathering sill, a gap for allowing current pass through all is left between fixed head, and this first guide rod upper end is connected with the first trapezoidal clutch part, lower end is fixedly connected with described flap, described Compress Spring is set in outside described first guide rod, and this Compress Spring top abuts with the first trapezoidal clutch part, bottom is connected with the upside of gathering sill.
4. one is hit rear watertight outdoor fire hydrant as claimed in claim 1, it is characterized in that: described upper valve rod portion comprises one second guide rod and a pole changer, described second trapezoidal clutch part is installed in the second lower end of the guide rod, described pole changer is installed in the second guide rod upper end, and described second guide rod screws in the screw on described key top.
5. one is hit rear watertight outdoor fire hydrant as claimed in claim 4, it is characterized in that: also comprise one and be installed in the cap at key top and a plurality of delivery port, described cap top offers one for the switch storage tank of accommodating pole changer, and described delivery port is installed in outside described key.
6. one is hit rear watertight outdoor fire hydrant as claimed in claim 2, it is characterized in that: also comprise at least one for the draining valve by residual moisture discharge in described valve body, described draining valve is installed in outside described valve body, and the horizontal level of this draining valve is higher than the horizontal level of described fixed head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520555241.2U CN204781118U (en) | 2015-07-29 | 2015-07-29 | Hit water -tight outdoor fire hydrant in back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520555241.2U CN204781118U (en) | 2015-07-29 | 2015-07-29 | Hit water -tight outdoor fire hydrant in back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204781118U true CN204781118U (en) | 2015-11-18 |
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| CN201520555241.2U Active CN204781118U (en) | 2015-07-29 | 2015-07-29 | Hit water -tight outdoor fire hydrant in back |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625513A (en) * | 2016-01-14 | 2016-06-01 | 泉州市晋源消防水暖有限公司 | Fire hydrant capable of preventing water stealing and water leakage |
| CN107965005A (en) * | 2017-11-08 | 2018-04-27 | 郴州雄建机床铸造有限公司 | Anti-collision fire hydrant |
| CN108018912A (en) * | 2017-11-08 | 2018-05-11 | 郴州雄建机床铸造有限公司 | Anti-collision fire hydrant float ball controller |
-
2015
- 2015-07-29 CN CN201520555241.2U patent/CN204781118U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105625513A (en) * | 2016-01-14 | 2016-06-01 | 泉州市晋源消防水暖有限公司 | Fire hydrant capable of preventing water stealing and water leakage |
| CN107965005A (en) * | 2017-11-08 | 2018-04-27 | 郴州雄建机床铸造有限公司 | Anti-collision fire hydrant |
| CN108018912A (en) * | 2017-11-08 | 2018-05-11 | 郴州雄建机床铸造有限公司 | Anti-collision fire hydrant float ball controller |
| CN108018912B (en) * | 2017-11-08 | 2023-12-12 | 郴州雄建机床铸造有限公司 | Anti-collision fire hydrant floating ball control device |
| CN107965005B (en) * | 2017-11-08 | 2024-02-06 | 郴州雄建机床铸造有限公司 | Anti-collision fire hydrant |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |