TWM516117U - Pressure-adjustable fire hydrant - Google Patents

Pressure-adjustable fire hydrant Download PDF

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Publication number
TWM516117U
TWM516117U TW104215113U TW104215113U TWM516117U TW M516117 U TWM516117 U TW M516117U TW 104215113 U TW104215113 U TW 104215113U TW 104215113 U TW104215113 U TW 104215113U TW M516117 U TWM516117 U TW M516117U
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TW
Taiwan
Prior art keywords
pressure
fixed
hydrant
threaded portion
shutter
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Application number
TW104215113U
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Chinese (zh)
Inventor
Yi-Xing Lin
Original Assignee
Yi-Xing Lin
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Publication date
Application filed by Yi-Xing Lin filed Critical Yi-Xing Lin
Priority to TW104215113U priority Critical patent/TWM516117U/en
Publication of TWM516117U publication Critical patent/TWM516117U/en

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Description

可調節壓力之消防龍頭 Adjustable pressure hydrant

本創作係有關一種消防龍頭,尤指一種可預先設定消防液體流量的消防龍頭結構改良。 This creation relates to a fire hydrant, especially a fire hydrant structural improvement that can pre-set fire liquid flow.

一般的大型建築物或工廠都會配置有消防水箱或消防泡沫原液槽,使消防水箱或消防泡沫原液槽連接於消防管路,並在消防管路的端部結合一消防龍頭。當不慎發生火災時,可讓人員將消防軟管快速連接在消防龍頭,而後當開啟消防龍頭時,就可以使消防管路之中的消防液體(水或泡沫液體)經由消防龍頭及消防軟管噴出。 A general large building or factory will be equipped with a fire water tank or a fire foam tank, so that the fire water tank or fire foam tank is connected to the fire line, and a fire hydrant is combined at the end of the fire line. When a fire accidentally occurs, the personnel can quickly connect the fire hose to the fire hydrant, and then when the fire hydrant is turned on, the fire protection liquid (water or foam liquid) in the fire pipeline can be passed through the fire hydrant and fire protection. The tube is ejected.

現今的消防龍頭通常包含一本體,一穿設在本體的轉軸,一結合在轉軸一端並位於該本體內的閥門,及一結合在轉軸另一端的手輪,該本體的一入口端連接在消防管路,使用時通過轉動手輪的方式將該閥門打開,使消防液體從該本體的一出口端直接流入消防軟管。但是,現今法令規定用於消防之各水泵所產生之壓力,超過輸水管、消防栓及軟管之設計壓力時,應裝有減壓閥,其裝置及調節應能防止主要消防系統任何部分的過高壓。因此,若能在消防龍頭設有調壓構造,不必另外設置減壓閥,就能適當控制消防液體的壓力,防止過高壓造成消防系統的 損壞。 Today's fire hydrant usually comprises a body, a rotating shaft disposed on the body, a valve coupled to one end of the rotating shaft and located in the body, and a hand wheel coupled to the other end of the rotating shaft, and an inlet end of the body is connected to the fire The pipeline is opened by rotating the hand wheel during use, so that the fire-fighting liquid flows directly from the outlet end of the body into the fire hose. However, the current law requires that the pressure generated by each pump used for fire protection exceeds the design pressure of the water pipes, fire hydrants and hoses. Pressure reducing valves should be installed. The installation and adjustment should prevent any part of the main fire protection system. Over high pressure. Therefore, if a pressure regulating structure can be provided in the fire hydrant, it is not necessary to separately provide a pressure reducing valve, and the pressure of the fire fighting liquid can be appropriately controlled to prevent the high pressure from causing the fire fighting system. damage.

本創作之目的在提供一種可調節壓力之消防龍頭,使消防龍頭具有調節壓力的功能,並達到調節壓力的構造可簡易操作,以及保護消防系統等功效。 The purpose of this creation is to provide a fire faucet that can adjust the pressure, so that the fire hydrant has the function of regulating the pressure, and the structure for adjusting the pressure can be easily operated, and the fire protection system is protected.

為了達到上述目的,本創作可調節壓力之消防龍頭,其較佳技術方案包括:一本體,其具有相通的一進液口與一出液口,一設置在該進液口與該出液口之間的閥門,一驅動該閥門開啟與關閉的轉軸,及一結合在該轉軸的轉動元件。及一流量調節器,其具有一組合或一體成型在該出液口的接管,一組合或一體成型在該接管端部的固定閘片,及一可轉動地設置並鄰靠在該固定閘片一面的活動閘片;該固定閘片具有一個以上的固定閘孔,該活動閘片具有一個以上的活動閘孔,該活動閘片轉動使該活動閘孔與該固定閘孔相對應或錯開。 In order to achieve the above object, the present invention can adjust a pressure hydrant. The preferred technical solution includes: a body having a liquid inlet and a liquid outlet, and a liquid inlet and a liquid outlet. Between the valve, a shaft that drives the valve to open and close, and a rotating element that is coupled to the shaft. And a flow regulator having a joint or a joint integrally formed at the liquid outlet, a fixed or integrally formed brake piece at the end of the joint, and a rotatably disposed and abutting the fixed brake The movable brake pad has one or more fixed brake holes, and the movable brake blade has more than one movable brake hole, and the movable brake pad rotates to make the movable brake hole corresponding to or offset from the fixed brake hole.

上述可調節壓力之消防龍頭中,該活動閘片設置在該接管內,並鄰靠在該固定閘片的內面。 In the above-mentioned adjustable pressure fire hydrant, the movable shutter is disposed in the joint and abuts against the inner surface of the fixed brake.

上述可調節壓力之消防龍頭中,該出液口設有一第一螺紋部,該接管的第一端設有一螺合在該第一螺紋部的第二螺紋部。 In the above-mentioned adjustable pressure fire hydrant, the liquid outlet is provided with a first threaded portion, and the first end of the joint is provided with a second threaded portion screwed to the first threaded portion.

上述可調節壓力之消防龍頭中,該接管的第二端設有一第三螺紋部,該固定閘片設有一螺合在該第三螺紋部的第四螺紋部。 In the above-mentioned adjustable pressure fire hydrant, the second end of the connecting tube is provided with a third threaded portion, and the fixed shutter is provided with a fourth threaded portion screwed to the third threaded portion.

上述可調節壓力之消防龍頭中,該活動閘片具 有一用於轉動該活動閘片的致動孔。 In the above-mentioned adjustable pressure fire hydrant, the movable brake piece has There is an actuating aperture for rotating the movable shutter.

上述可調節壓力之消防龍頭中,該固定閘片具有一連通該致動孔的通孔。 In the above-mentioned adjustable pressure fire hydrant, the fixed brake piece has a through hole communicating with the actuating hole.

上述可調節壓力之消防龍頭中,該流量調節器更包括一扣環,該扣環套設在接管外。 In the above-mentioned adjustable pressure fire hydrant, the flow regulator further includes a buckle, and the buckle is sleeved outside the nozzle.

上述可調節壓力之消防龍頭中,該流量調節器更包括一穩壓閥片及一彈性元件,該穩壓閥片可活動地設置在該接管內,該彈性元件設置在該接管內,該彈性元件的一端頂靠在該穩壓閥片。 In the above-mentioned adjustable pressure fire hydrant, the flow regulator further comprises a pressure regulating valve piece and an elastic element, wherein the pressure regulating valve piece is movably disposed in the connecting tube, and the elastic element is disposed in the connecting tube, the elasticity One end of the component abuts against the regulator valve.

上述可調節壓力之消防龍頭中,更包括一壓力錶,該壓力錶結合在該本體,並連通到該本體內的一流通通道。 The above-mentioned adjustable pressure fire hydrant further includes a pressure gauge coupled to the body and connected to a circulation passage in the body.

本創作可調節壓力之消防龍頭,能夠根據其安裝的消防系統的壓力限制預先進行調節,以手動方式轉動該活動閘片,使該活動閘片的活動閘孔與該固定閘孔相對應或錯開,如此限制流通過閘孔的消防液體的流量與壓力,達到操作簡易及保護消防系統等功效。 The hydrating faucet capable of regulating pressure can be pre-adjusted according to the pressure limit of the fire protection system installed therein, and the movable shutter is manually rotated to make the movable gate of the movable shutter correspond to or be staggered with the fixed gate. In this way, the flow and pressure of the fire-fighting liquid flowing through the gate hole are restricted, thereby achieving the functions of simple operation and protection of the fire protection system.

1‧‧‧本體 1‧‧‧ Ontology

11‧‧‧進液口 11‧‧‧ inlet port

12‧‧‧出液口 12‧‧‧liquid outlet

121‧‧‧第一螺紋部 121‧‧‧First threaded part

13‧‧‧流通通道 13‧‧‧Circulation channel

14‧‧‧閥門 14‧‧‧ Valve

15‧‧‧轉軸 15‧‧‧ shaft

16‧‧‧轉動元件 16‧‧‧Rotating components

2‧‧‧流量調節器 2‧‧‧Flow Regulator

21‧‧‧接管 21‧‧‧ take over

211‧‧‧第二螺紋部 211‧‧‧Second thread

212‧‧‧第三螺紋部 212‧‧‧ Third thread

22‧‧‧固定閘片 22‧‧‧Fixed brake pads

221‧‧‧固定閘孔 221‧‧‧Fixed gate hole

222‧‧‧通孔 222‧‧‧through hole

223‧‧‧第四螺紋部 223‧‧‧Four thread

23‧‧‧活動閘片 23‧‧‧Active shutters

231‧‧‧活動閘孔 231‧‧‧ Activity gate hole

232‧‧‧致動孔 232‧‧‧ actuation hole

24‧‧‧穩壓閥片 24‧‧‧Regulator valve

25‧‧‧彈性元件 25‧‧‧Flexible components

26‧‧‧扣環 26‧‧‧ buckle

3‧‧‧壓力錶 3‧‧‧ pressure gauge

圖1為本創作消防龍頭較佳實施例之立體示意圖。 1 is a perspective view of a preferred embodiment of a creative fire hydrant.

圖2為本創作消防龍頭較佳實施例之分解示意圖。 2 is an exploded perspective view of a preferred embodiment of the creative fire hydrant.

圖3為本創作消防龍頭較佳實施例之剖面示意圖。 3 is a schematic cross-sectional view of a preferred embodiment of a creative fire hydrant.

圖4為本創作活動閘孔與固定閘孔之對應狀態示意圖。 FIG. 4 is a schematic view showing the corresponding state of the creative activity gate hole and the fixed gate hole.

圖5為本創作活動閘片轉動調節之動作示意圖。 Fig. 5 is a schematic view showing the action of the rotation adjustment of the creative shutter.

圖6為本創作活動閘孔與固定閘孔之錯開狀態示意圖。 Fig. 6 is a schematic view showing the staggered state of the brake hole and the fixed gate of the creation activity.

茲依附圖實施例將本創作之結構特徵及其他之作用、目的詳細說明如下:如圖1及圖2所示,本創作之可調節壓力之消防龍頭,其較佳的實施例包括一本體1及一流量調節器2,其中:如圖2及圖3所示,該本體1係為鍛造或鑄造而成的銅質閥體,其具有一位於該本體1一端的進液口11,一位於該本體1一側的出液口12,一位於該本體1內部連接該進液口11與該出液口12的流通通道13,一設置在該進液口11與該出液口12之間的流通通道13中的閥門14,一轉動地穿設在該本體1並結合在該閥門14以進行開啟與關閉該閥門14的轉軸15,及一結合在該轉軸15端部的轉動元件16;如圖2及圖3所示,該流量調節器2具有一組合或一體成型在該出液口12的接管21,一組合或一體成型在該接管21端部的固定閘片22,及一可轉動地設置並鄰靠在該固定閘片22一面的活動閘片23;該固定閘片22設有一個以上的固定閘孔221,如圖所示共6個固定閘孔221,而該活動閘片23具有一個以上的活動閘孔231,該活動閘片23可供手動方式轉動,致使該活動閘孔231與該固定閘孔221相對應(如圖4所示)或錯開(如圖5及圖6所示),進而調節通過該固定閘孔221的消防液體的流量。 The structural features and other functions and purposes of the present invention are described in detail with reference to the accompanying drawings. As shown in FIG. 1 and FIG. 2, the preferred embodiment of the pressure regulating fire hydrant of the present invention includes a body 1 And a flow regulator 2, wherein: as shown in FIG. 2 and FIG. 3, the body 1 is a forged or cast copper valve body having a liquid inlet 11 at one end of the body 1 and a a liquid outlet 12 on one side of the body 1 , a flow passage 13 connecting the liquid inlet 11 and the liquid outlet 12 in the body 1 , and being disposed between the liquid inlet 11 and the liquid outlet 12 The valve 14 in the circulation passage 13 is rotatably disposed in the body 1 and coupled to the valve 14 for opening and closing the shaft 15 of the valve 14, and a rotating member 16 coupled to the end of the shaft 15; As shown in FIG. 2 and FIG. 3, the flow regulator 2 has a connector 21 integrally or integrally formed at the liquid outlet 12, a fixed shutter 22 integrally or integrally formed at the end of the connector 21, and a a movable shutter 23 rotatably disposed adjacent to one side of the fixed shutter 22; the fixed shutter 22 is provided with a The above fixed gate 221 has a total of six fixed gate holes 221 as shown in the figure, and the movable shutter 23 has more than one movable shutter hole 231, and the movable shutter 23 can be manually rotated, so that the movable shutter hole 231 corresponds to the fixed gate 221 (as shown in FIG. 4) or staggered (as shown in FIGS. 5 and 6), thereby adjusting the flow rate of the fire-fighting liquid passing through the fixed gate 221 .

再如圖2及圖3所示,上述該活動閘片23具體 的設置在該接管21內,並鄰靠在該固定閘片22的內面,該活動閘片23中央設有一用於轉動該活動閘片23的致動孔232,該致動孔232較佳的為六邊形孔或其他多邊形孔,而該固定閘片22的中央可設有一連通該致動孔232的通孔222,如此使致動孔232具有扭轉該活動閘片23的功能之外,也能與通孔222配合而形成一流出消防液體的孔道。 As shown in FIG. 2 and FIG. 3, the movable shutter 23 is specifically The actuating hole 232 is preferably disposed in the connecting portion 21 and adjacent to the inner surface of the fixed shutter 22. The movable shutter 23 is provided with an actuating hole 232 for rotating the movable shutter 23, and the actuating hole 232 is preferably disposed. The hexagonal hole or other polygonal hole is a hole, and the center of the fixed shutter 22 can be provided with a through hole 222 communicating with the actuating hole 232, so that the actuating hole 232 has the function of twisting the movable shutter 23. In addition, it can also cooperate with the through hole 222 to form a hole for the first-class fire-fighting liquid.

上述該接管21可以組合或一體成型在該出液 口12端,如圖2及圖3所示,其組合的實施例可在該出液口12設有一第一螺紋部121,如圖所示第一螺紋部121可為內螺紋;而該接管21的第一端設有一螺合在該第一螺紋部121的第二螺紋部211,如圖所示第二螺紋部211可為內螺紋。再者,上述該固定閘片22可以組合或一體成型在該接管21端部,如圖2及圖3所示,其組合的實施例可在該接管21的第二端設有一第三螺紋部212,如圖所示該第三螺紋部212為內螺紋;而該固定閘片22的周圍設有一螺合在該第三螺紋部212的第四螺紋部223,如圖所示該第四螺紋部223為外螺紋。須指明者,上述螺紋組合的技術僅為本創作較佳實施之一,並非以上述為限,舉凡能使該接管21組合在該出液口12端,及該固定閘片22組合在該接管21,均為本創作之組合技術所包含。 The above-mentioned nozzle 21 can be combined or integrally formed in the liquid discharge The end of the mouth 12, as shown in FIG. 2 and FIG. 3, the combined embodiment may be provided with a first threaded portion 121 at the liquid outlet 12, and the first threaded portion 121 may be internally threaded as shown; The first end of the 21 is provided with a second threaded portion 211 screwed to the first threaded portion 121. The second threaded portion 211 can be internally threaded as shown. Furthermore, the fixed brake piece 22 can be combined or integrally formed at the end of the connecting tube 21, as shown in FIG. 2 and FIG. 3, and the combined embodiment can be provided with a third threaded portion at the second end of the connecting tube 21. 212. The third threaded portion 212 is internally threaded as shown in the drawing; and a fourth threaded portion 223 screwed to the third threaded portion 212 is disposed around the fixed shutter 22, the fourth thread is shown in the figure. The portion 223 is externally threaded. It should be noted that the above-mentioned thread combination technology is only one of the preferred embodiments of the present invention, and is not limited to the above, and the connection 21 can be combined at the end of the liquid outlet 12, and the fixed shutter 22 is combined in the nozzle. 21, are included in the combined technology of this creation.

上述的該流量調節器2係為手動調節流量與壓 力的實施例,本創作也可以在該流量調節器2中實施有一自動穩壓的構造,如圖2及圖3所示,可在該接管21內設有一穩壓閥片24及一彈性元件25,該穩壓閥片24可軸向活動 地設置在該接管21內,而該彈性元件25係為螺旋彈簧,將該彈性元件25設置在該接管21內,使該彈性元件25的一端頂靠在該穩壓閥片24,另一端頂靠在該活動閘片23,藉此,當消防液體從該出液口12流出後,其壓力可推動該穩壓閥片24,當壓力過大或水泵不穩時,可利用該穩壓閥片24與該彈性元件25產生反作用力,因此能夠控制消防液體的穩壓。 The flow regulator 2 described above is for manual adjustment of flow and pressure In the embodiment of the force, the automatic regulator can also be implemented in the flow regulator 2, as shown in FIG. 2 and FIG. 3, a pressure regulating valve piece 24 and an elastic component can be disposed in the connecting pipe 21. 25, the regulator valve 24 can be axially movable The elastic member 25 is disposed in the connector 21 such that one end of the elastic member 25 abuts against the pressure regulating valve piece 24 and the other end thereof is disposed. Relying on the movable shutter 23, whereby when the fire-fighting liquid flows out from the liquid outlet 12, the pressure thereof can push the pressure regulating valve piece 24. When the pressure is too large or the water pump is unstable, the pressure regulating valve piece can be utilized. 24 generates a reaction force with the elastic member 25, and thus can control the voltage regulation of the fire-fighting liquid.

本創作該流量調節器2的接管21可供連接一消 防軟管,而為了提供該消防軟管快速連接,如圖2及圖3所示,該接管21外可套設有一扣環26,以便消防軟管快速扣接。又,本創作可以實施有一壓力錶3,該壓力錶3可為電子式壓力錶或機械式壓力錶(例如波登管壓力錶等),將該壓力錶3結合在該本體1一側,並連通到該本體1內的流通通道13,如此用以測出消防液體的壓力。 The creation of the flow regulator 2 of the present invention 21 is available for connection In order to provide a quick connection of the fire hose, as shown in FIG. 2 and FIG. 3, a sleeve 26 can be sleeved outside the nozzle 21 for quick fastening of the fire hose. Moreover, the creation can be implemented with a pressure gauge 3, which can be an electronic pressure gauge or a mechanical pressure gauge (such as a Bourdon tube pressure gauge, etc.), which is coupled to the body 1 side, and The flow passage 13 connected to the body 1 is connected to measure the pressure of the fire fighting liquid.

綜上所述,本創作可調節壓力之消防龍頭,已 確具實用性與創作性,其技術手段之運用亦出於新穎無疑,且功效與設計目的誠然符合,已稱合理進步至明。為此,依法提出新型專利申請,惟懇請 鈞局惠予詳審,並賜准專利為禱,至感德便。 In summary, this creation can adjust the pressure of the fire hydrant, has It is practical and creative, and its technical means are also novel and undoubted, and the efficacy and design purpose are in line with it. It has been said to be reasonable and clear. To this end, a new type of patent application is filed in accordance with the law, but the bureau is requested to give a detailed examination and grant the patent as a prayer.

1‧‧‧本體 1‧‧‧ Ontology

11‧‧‧進液口 11‧‧‧ inlet port

12‧‧‧出液口 12‧‧‧liquid outlet

121‧‧‧第一螺紋部 121‧‧‧First threaded part

13‧‧‧流通通道 13‧‧‧Circulation channel

14‧‧‧閥門 14‧‧‧ Valve

15‧‧‧轉軸 15‧‧‧ shaft

16‧‧‧轉動元件 16‧‧‧Rotating components

2‧‧‧流量調節器 2‧‧‧Flow Regulator

21‧‧‧接管 21‧‧‧ take over

212‧‧‧第三螺紋部 212‧‧‧ Third thread

22‧‧‧固定閘片 22‧‧‧Fixed brake pads

221‧‧‧固定閘孔 221‧‧‧Fixed gate hole

222‧‧‧通孔 222‧‧‧through hole

223‧‧‧第四螺紋部 223‧‧‧Four thread

23‧‧‧活動閘片 23‧‧‧Active shutters

231‧‧‧活動閘孔 231‧‧‧ Activity gate hole

232‧‧‧致動孔 232‧‧‧ actuation hole

24‧‧‧穩壓閥片 24‧‧‧Regulator valve

25‧‧‧彈性元件 25‧‧‧Flexible components

26‧‧‧扣環 26‧‧‧ buckle

3‧‧‧壓力錶 3‧‧‧ pressure gauge

Claims (9)

一種可調節壓力之消防龍頭,包括:一本體,其具有相通的一進液口與一出液口,一設置在該進液口與該出液口之間的閥門,一驅動該閥門開啟與關閉的轉軸,及一結合在該轉軸的轉動元件;及一流量調節器,其具有一組合或一體成型在該出液口的接管,一組合或一體成型在該接管端部的固定閘片,及一可轉動地設置並鄰靠在該固定閘片一面的活動閘片;該固定閘片具有一個以上的固定閘孔,該活動閘片具有一個以上的活動閘孔,該活動閘片轉動使該活動閘孔與該固定閘孔相對應或錯開。 The utility model relates to a fire faucet capable of regulating pressure, comprising: a body having a liquid inlet and a liquid outlet connected to each other, a valve disposed between the liquid inlet and the liquid outlet, and driving the valve to open and a closed rotating shaft, and a rotating element coupled to the rotating shaft; and a flow regulator having a joint formed integrally or integrally formed at the liquid outlet, a fixed or integrated fixed brake piece at the end of the connecting end, And a movable shutter rotatably disposed adjacent to one side of the fixed shutter; the fixed brake has more than one fixed gate, the movable shutter has more than one movable shutter, and the movable shutter rotates The movable gate hole is corresponding to or offset from the fixed gate hole. 如請求項1所述可調節壓力之消防龍頭,其中該活動閘片設置在該接管內,並鄰靠在該固定閘片的內面。 The hydrant with adjustable pressure as claimed in claim 1, wherein the movable shutter is disposed in the socket and abuts against an inner surface of the fixed brake. 如請求項1所述可調節壓力之消防龍頭,其中該出液口設有一第一螺紋部,該接管的第一端設有一螺合在該第一螺紋部的第二螺紋部。 The hydrant with adjustable pressure according to claim 1, wherein the liquid outlet is provided with a first threaded portion, and the first end of the nozzle is provided with a second threaded portion screwed to the first threaded portion. 如請求項1所述可調節壓力之消防龍頭,其中該接管的第二端設有一第三螺紋部,該固定閘片設有一螺合在該第三螺紋部的第四螺紋部。 The hydrant with adjustable pressure according to claim 1, wherein the second end of the nozzle is provided with a third threaded portion, and the fixed shutter is provided with a fourth threaded portion screwed to the third threaded portion. 如請求項1所述可調節壓力之消防龍頭,其中該活動閘片具有一用於轉動該活動閘片的致動孔。 The fire faucet of claim 1, wherein the movable shutter has an actuating aperture for rotating the movable shutter. 如請求項5所述可調節壓力之消防龍頭,其中該固定閘片具有一連通該致動孔的通孔。 The hydrant with adjustable pressure as claimed in claim 5, wherein the fixed shutter has a through hole communicating with the actuating hole. 如請求項1所述可調節壓力之消防龍頭,其中該流量調節器更包括一扣環,該扣環套設在接管外。 The hydrant with adjustable pressure as claimed in claim 1, wherein the flow regulator further comprises a buckle, and the buckle is sleeved outside the nozzle. 如請求項1所述可調節壓力之消防龍頭,其中該流量調節器更包括一穩壓閥片及一彈性元件,該穩壓閥片可活動地設置在該接管內,該彈性元件設置在該接管內,該彈性元件的一端頂靠在該穩壓閥片。 The hydrant with adjustable pressure as claimed in claim 1, wherein the flow regulator further comprises a pressure regulating valve piece and an elastic component, wherein the pressure regulating valve piece is movably disposed in the connecting tube, and the elastic element is disposed in the Inside the socket, one end of the elastic element abuts against the pressure regulating valve piece. 如請求項1所述可調節壓力之消防龍頭,其中更包括一壓力錶,該壓力錶結合在該本體,並連通到該本體內的一流通通道。 The hydrant with adjustable pressure as claimed in claim 1, further comprising a pressure gauge coupled to the body and connected to a circulation passage in the body.
TW104215113U 2015-09-18 2015-09-18 Pressure-adjustable fire hydrant TWM516117U (en)

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TWM516117U true TWM516117U (en) 2016-01-21

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI585326B (en) * 2015-09-18 2017-06-01 Yi-Xing Lin Adjustable pressure of the fire faucet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI585326B (en) * 2015-09-18 2017-06-01 Yi-Xing Lin Adjustable pressure of the fire faucet

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