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CN201024442Y - Lift type outdoor fire hydrant - Google Patents

Lift type outdoor fire hydrant Download PDF

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Publication number
CN201024442Y
CN201024442Y CNU2007201439026U CN200720143902U CN201024442Y CN 201024442 Y CN201024442 Y CN 201024442Y CN U2007201439026 U CNU2007201439026 U CN U2007201439026U CN 200720143902 U CN200720143902 U CN 200720143902U CN 201024442 Y CN201024442 Y CN 201024442Y
Authority
CN
China
Prior art keywords
screw
straight tube
last
threeway
central
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNU2007201439026U
Other languages
Chinese (zh)
Inventor
李爱民
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CNU2007201439026U priority Critical patent/CN201024442Y/en
Application granted granted Critical
Publication of CN201024442Y publication Critical patent/CN201024442Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)

Abstract

The utility model relates to a lifting type outdoor hydrant, a main body consists of an upper part, a central part and a base. The central part comprises internal and external direct tubes that can be lifted, a spline axis, a spline casing and a spline set. The upper thread of the external direct tube is connected with the internal thread of a central flange, which is fixed at the base by a screw. The upper part of the main body is provided with an upper tee, right end and left end of which are national standard KWS type interfaces. The lower part external thread of a connecting shaft on the central and upper parts of the upper tee is matched with a spline external tube internal thread; the upper part of the connecting shaft is connected with a tetragonal nut; the central part is provided with an O type cycle to avoid leaking. A flushing water pole is positioned between two fastening screws of the central flange. A copper joint is arranged at an external port of the flushing water pole. Screw vias are positioned at the central. Stainless steel balls are positioned between the two screw vias. The lifting type outdoor hydrant of the utility model is lifted when used and descended into the ground when not used. The device is well designed, is convenient to use, and fills in a blank of hydrant home and abroad.

Description

The ascending/decending outdoor fire hydrant
Technical field
The utility model relates to fire fighting equipment, is specifically related to a kind of outdoor fire hydrant, belongs to International Classification of Patents E03B9/08 " underground hydrant " technical field.
Background technology
In the prior art, the hydrant that uses is divided into two types both at home and abroad: post fire hydrant and underground hydrant.In China, according to climatic characteristic, the areas to the south, the Yellow River is based on post fire hydrant, and to the north of the Yellow River area based on underground hydrant.Post fire hydrant generally all is installed on the sidewalk or road limit.So not only influence traffic but also the time broken easily in reversing.Hydrant causes the waste of great lot of water resources once damage will have a large amount of water for fire ejections.And underground hydrant generally all is installed in underground about one meter eight, and the fire fighter will descend the valve of opening hydrant in the well, and is very inconvenient.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, provides a kind of according to the ascending/decending outdoor fire hydrant that uses needs to rise at any time or to descend.
The technical solution of the utility model is as follows.
A kind of ascending/decending outdoor fire hydrant, its main body is divided into top, middle part and pedestal.The hydrant middle part comprises liftable inside and outside straight tube, interior straight tube, and splined shaft, splined sleeve and spline housing.The screw thread of outer straight tube bottom is connected with the internal thread of middle flange, and middle flange on pedestal, also comprises trapezoidal spiral shell field, water inlet elbow and screw by screw in the pedestal.Main body top is provided with threeway, and the external screw thread on interior straight tube top is connected with the internal thread of last threeway bottom, and the two ends, the left and right sides of last threeway are GB KWS type interface, between this interface outer end and the upper body connection chain are housed.The screw-internal thread fit of the external screw thread of the connecting axle bottom, middle and upper part of last threeway and spline outer tube upper end.The top of connecting axle is connected with sides nut, and the middle part is provided with the leakproof of twice O type circle; Between the last hole of connecting axle middle part and last threeway copper sheathing is housed, has been provided with the rotatable small ball of the effect of reducing friction in connecting axle and the last threeway between the top and bottom in hole.On the middle flange, be provided with vent between two trip bolts, the collar extension of vent is equipped with a copper sleeve, and the centre is a screwing through hole, between two screw holes stainless steel ball is housed.
Ascending/decending outdoor fire hydrant of the present utility model rises during use, and the time spent does not fall into undergroundly, reasonable in design, easy to use, has filled up a blank of domestic and international hydrant.
Description of drawings
Fig. 1 is the right TV structure schematic diagram of the utility model ascending/decending outdoor fire hydrant;
Fig. 2 is a main TV structure schematic diagram of the present utility model;
Fig. 3 is a left TV structure schematic diagram of the present utility model.
Among the figure: 1, go up threeway, 2, the location bung flange, 3, outer straight tube, 4, copper sleeve, 5, stainless steel ball, 6, seal gasket, 7, middle flange, 8, rubber pad, 9, interior straight tube, 10, spline outer tube, 11, spline housing, 12, O type circle, 13, splined shaft, 14, screw, 15, pressing plate, 16, water cover, 17, nut, 18, trapezoidal nut, 19, water inlet elbow, 20, connecting axle, 21, KWS type interface, 22, connection chain, 23, sealing mat, 24, screw, 25, screw, 26, sides nut, 27, O type circle, 28, copper sheathing, 29, small ball.
The specific embodiment
Referring to above-mentioned each accompanying drawing, the ascending/decending outdoor fire hydrant, its main body is divided into top, middle part and pedestal.The middle part comprises liftable outer straight tube 3, interior straight tube 9, is provided with twice O type circles 12 in the middle of interior straight tube 9 and the outer straight tube 3, and the bottom of outer straight tube 3 endoporus is than the big 0.3mm of top radius; The middle part also comprises splined shaft 13, splined sleeve 10 and spline housing 11.Middle flange 7 is fixed on the pedestal by screw 24, also comprises trapezoidal spiral shell field 18, water inlet elbow 19 and screw 25 in the pedestal.Threeway 1 is established on main body top, and the two ends, the left and right sides of last threeway 1 are GB KWS type interface 21, between this interface outer end and the upper body connection chain 22 are housed.The external screw thread of middle and upper part connecting axle 20 bottoms of last threeway 1 and the screw-internal thread fit of spline outer tube 10 upper ends, connecting axle 20 tops are connected with sides nut 26, and the middle part is provided with 27 leakproofs of twice O type circle.Between the last hole of connecting axle 20 middle parts and last threeway 1 copper sheathing 28 is housed, establishes small ball 29 between the top and bottom in hole in connecting axle 20 and the last threeway 1, can rotate, reduce friction.The square axis 26 on threeway 1 top is when (clockwise) on rotating, and splined tube 10, spline housing 11 can drive splined shaft 13 and rotate, and play the effect of opening water cover 16.Straight tube 9 no longer rose after being raised to certain position in location bung flange 2 can make, its retaining in straight 9 step place.Vent on the middle flange 7 is between two trip bolts 24, and the collar extension of vent is adorned a copper sleeve 4, and the centre is a through hole, and through-hole diameter is less than the diameter of stainless steel ball 5.Copper sleeve 4 the inners are the inclined-plane, and when pressure was arranged, stainless steel ball 5 was pushed contra bevel and blocks vent, and stainless steel ball 5 leaves the inclined-plane during no pressure, and water can gush.The lower thread of outer straight tube 3 is connected with the internal thread of middle flange 7, and the upper external thread of interior straight tube 9 is connected with the lower internal thread of last threeway 1.Be connected with water inlet elbow 19 in bottom in the fire coupling of pedestal, the centre is provided with trapezoidal nut 18, and is fixing with screw 25, and water cover 16 usefulness nuts 17 are fixing.Between the trapezoidal nut upper end in the middle of nut 17 lower ends and the last threeway 19 apart from size, just in time be water cover 16 folding highly.With seal gaskets 6 sealings, pressing plate 15 is housed above the seal gasket 6 above the water cover 16, it is pushed down with screw 14.Spline housing 11 drives splined shaft 13 when rotating, and the lower end of splined shaft 13 is a T type screw thread, and T type screw thread moves downward under the pulling of T type nut 18, and at this moment water cover 16 is opened, and water enters in the interior straight tube 9.

Claims (4)

1. ascending/decending outdoor fire hydrant, its main body is divided into top, middle part and pedestal, it is characterized in that: the middle part of hydrant comprises liftable outer straight tube (3), interior straight tube (9), and splined shaft (13), splined sleeve (10) and spline housing (11); The screw thread of outer straight tube (3) bottom is connected with the internal thread of middle flange (7), and middle flange (7) is fixed on the pedestal by screw (24), also comprises trapezoidal nut (18), water inlet elbow (19) and screw (25) in the pedestal; Main body top is provided with threeway (1), the external screw thread on interior straight tube (9) top is connected with the internal thread of last threeway (1) bottom, the two ends, the left and right sides of last threeway (1) are GB KWS type interface (21), connection chain (22) is housed between this interface outer end and the upper body, the screw-internal thread fit of the external screw thread of last threeway (1) middle and upper part connecting axle (20) bottom and spline outer tube (10) upper end, connecting axle (20) top is connected with sides nut (26), the middle part is provided with twice O type circle (27) leakproof, between the last hole of connecting axle (20) middle part and last threeway (1) copper sheathing (28) is housed, has been provided with the rotatable small ball (29) of the effect of reducing friction between the top and bottom in the last hole of connecting axle (20) and last threeway (1); On the flange (7), be provided with vent between two trip bolts (24) in described, the collar extension of vent is equipped with a copper sleeve (4), and the centre is a screwing through hole, and stainless steel ball (5) is housed between two screw holes.
2. ascending/decending outdoor fire hydrant according to claim 1, it is characterized in that: in the fire coupling of described pedestal, be connected with bottom water inlet elbow (19), be provided with trapezoidal nut (18) in the middle of in it, fixing with screw (25), water cover (16) is fixing with nut (17), and the distance between the trapezoidal nut upper end in the middle of the lower end of nut (17) and the last threeway (1) is the folding height of water cover (16); The top of water cover (16) sealed by seal gasket (6), pressing plate (15) is housed above the seal gasket (6) pushed down by screw (14).
3. ascending/decending outdoor fire hydrant according to claim 1 is characterized in that: be provided with twice O type circle (12) in the middle of the interior straight tube (9) at described main body middle part and the outer straight tube (3).
4. ascending/decending outdoor fire hydrant according to claim 1 is characterized in that: the bottom of described outer straight tube (3) endoporus is than the big 0.3mm of top radius.
CNU2007201439026U 2007-04-13 2007-04-13 Lift type outdoor fire hydrant Expired - Fee Related CN201024442Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2007201439026U CN201024442Y (en) 2007-04-13 2007-04-13 Lift type outdoor fire hydrant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2007201439026U CN201024442Y (en) 2007-04-13 2007-04-13 Lift type outdoor fire hydrant

Publications (1)

Publication Number Publication Date
CN201024442Y true CN201024442Y (en) 2008-02-20

Family

ID=39098296

Family Applications (1)

Application Number Title Priority Date Filing Date
CNU2007201439026U Expired - Fee Related CN201024442Y (en) 2007-04-13 2007-04-13 Lift type outdoor fire hydrant

Country Status (1)

Country Link
CN (1) CN201024442Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102635149A (en) * 2012-05-14 2012-08-15 福建省闽太消防水暖有限公司 Lift type rotary outdoor fire hydrant
CN109555188A (en) * 2018-11-16 2019-04-02 江苏峰汇智联科技有限公司 A kind of intelligent fire bolt wirelessly communicated

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102635149A (en) * 2012-05-14 2012-08-15 福建省闽太消防水暖有限公司 Lift type rotary outdoor fire hydrant
CN109555188A (en) * 2018-11-16 2019-04-02 江苏峰汇智联科技有限公司 A kind of intelligent fire bolt wirelessly communicated

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080220

Termination date: 20120413