CN2754665Y - Multi-purpose rotary fire connector of water pump - Google Patents
Multi-purpose rotary fire connector of water pump Download PDFInfo
- Publication number
- CN2754665Y CN2754665Y CN 200420097094 CN200420097094U CN2754665Y CN 2754665 Y CN2754665 Y CN 2754665Y CN 200420097094 CN200420097094 CN 200420097094 CN 200420097094 U CN200420097094 U CN 200420097094U CN 2754665 Y CN2754665 Y CN 2754665Y
- Authority
- CN
- China
- Prior art keywords
- base
- water
- rotor
- capping
- valve
- 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
Links
Images
Landscapes
- Check Valves (AREA)
Abstract
The utility model relates to a multi-purpose rotary connector for fire pumps, which belongs to a fire-fighting appliance. A base of the utility model is fixedly connected with a sealing cover, a rotary body is sheathed with the base periphery between the outward flange at the lower part of the base and the sealing cover and forms a movable fit. A valve rod penetrates through the sealing cover and extends into the inner cavity of the base, and a valve clack at the lower end of the valve rod seals a water outlet of the base. A water hose joint installed at a water inlet of the rotary body is provided with a non-return valve, and an annular water channel is arranged between a water through window of the base and the water inlet of the rotary body to ensure that water can be supplied clearly no matter which angle the rotary body rotates to. The variation of direction turning the rotary body is utilized to solve the problem of the bending of the root part of the water hose connected with the water inlet. A safety valve is arranged on the rotary body. The valve clack is screwed with the valve rod, the waist part of the valve clack is provided with a guide block which is matched with a guide groove at the cylindrical part of the sealing cover and the valve clack is opened and closed through translational movement. Rolling bearings are respectively installed between the rotary body and the sealing cover and between the rotary body and the base, and a dust preventive sealing ring and a water preventive sealing ring are also arranged. Both sides of the rotary body are respectively provided with water inlets led out through direction turning and can be connected with two water hoses. The utility model has the advantages of reasonable and compact structure, and firmness and reliability and can be operated by one person.
Description
Technical field
The utility model relates to a kind of fire-fighting equipment, especially the fire-fighting connector.
Technical background
Fire pump adapter is the interface that connects fire fighting truck or power pump pipe network water supply in building.The structure of fire pump adapter is close with fire hydrant, and just opposite and water belt lacing fire pump adapter of the direction of Inlet and outlet water is equipped with check-valves.Traditional fire pump adapter, water belt lacing and base are made an integral body, are fixedly mounted on the pipeline by the flange on the base.That is to say, the water belt lacing towards the initial installation site of depending on connector, and unalterable.In case the direction of fire hose and water belt lacing when inconsistent, or even reverse situation, can make the rotary hose root produce bending, flowing water is obstructed in the band, breaking of rotary hose can be taken place when serious, consequently can't realize supplying water, not have the due effect of connector at the urgent need water.It is ZL 02233179.4 that China utility model patent specification CN 2536262Y discloses the patent No., and the technical scheme of " rotatable fire hydrant " by name addresses the above problem from the angle of fire hydrant.Change the Inlet and outlet water direction of this technical scheme, it just becomes a rotatable fire pump adapter.It comprises handwheel, rotor, capping, valve rod, flap, water belt lacing and the base that can fixedly connected with pipe network; Capping is fixedly mounted on the rotor upper end; The bottom of rotor is installed on the base; Bearing is installed in the junction of base and rotor, and rotor can be rotated relative to base.Handwheel is installed in the upper end of valve rod, and valve rod passes capping and stretches in the rotor and valve rod is provided with in the screw that the spiral shell mosquito is set on capping, and flap is installed in the lower end of valve rod; The delivery port at flap closed base top; The water inlet at rotor middle part is installed the water belt lacing, and the water belt lacing is equipped with check-valves.When scene of a fire indoor fire-fighting water pump breaks down or the indoor fire-fighting water shortage, when being badly in need of supplying water, fix the rotor of this connector earlier, rotate handwheel, adjust the position of valve rod in rotor, make flap break away from the delivery port of base top, rotary hose with fire fighting truck or power pump inserts the water belt lacing again, rely on the pressure of water self to back down check-valves, the delivery port that water just can pass through rotary hose, water belt lacing, rotor inner chamber, base enters pipe network in the building, makes pipe network obtain sufficient press water.Because the water belt lacing is to follow the rotation of rotor and locate naturally, thus the water belt lacing towards can be consistent with the direction of rotary hose.So, rotary hose can not bend, and it is unobstructed to supply water, and the very hot oven field is anxious, really can play the due effect of connector.At ordinary times time spent not, flap is being closed all the time.
The problem that this technical scheme exists is: because rotor has only the bottom to be installed on the fixing base, conjunction plane is less, in the actual process of using, has and destroys the possibility that is connected between rotor and the base because of overexerting, that is, dependability is not good.When using, fix rotor and rotate handwheel simultaneously, adjust valve rod and open the continuous action of the base delivery port of flap sealing, generally need two people to cooperate, operation is convenient inadequately, particularly when again the rotary hose of fire fighting truck or power pump being inserted the water belt lacing, because the water belt lacing can rotate, make troubles for the grafting rotary hose, also need the people and help fixedly rotor water belt lacing.In addition, at the scene in the process of Shi Yonging, need water belt lacing on the rotor not have simultaneously sometimes and connect two rotary hoses at water source in the same way bendingly, then this scheme can't be taken into account the needs of this moment.
Summary of the invention
It is reliable that the utility model aims to provide a kind of general safety, and easy to operate adaptation indoor and outdoor is connected the revolving multipurpose fire pump adapter that uses with high-pressure hydraulic pump.
Another purpose of the present utility model is: provide a kind of general safety reliable, easy to operate can on rotor, not have again bendingly connect at least two revolving multipurpose fire pump adapters of the rotary hose at water source in the same way.
The purpose of this utility model realizes by following scheme: the revolving multipurpose fire pump adapter comprises base, handwheel, valve rod, flap, capping, rotor, water belt lacing and check-valves; Handwheel is installed in the upper end of valve rod, and the valve rod lower end connects flap; The delivery port of flap closed base; Capping is positioned at the upper end of rotor; Rotor is sleeved on the base rotationally; The water inlet at rotor middle part is installed the water belt lacing, and the water belt lacing is equipped with check-valves; Form the mouth of a river for through hole and this through hole bottom undergauge in the middle of the base, the base lower, outer perimeter is provided with collar flange, and capping is fixedly mounted on the base upper end and rotor is limited between base flange and the capping; Valve rod passes capping and stretches in the base intracavity; The base middle part had the water window, be provided with the water annulus of the water inlet of crossing water window and rotor of linking up base in base middle part periphery and the rotor middle part between week, base is positioned at water annulus, and the periphery week corresponding with rotor of both sides becomes movingly up and down; Guarantee that rotor turns to arbitrarily angled water supply that can both be unimpeded.The rotor middle part is provided with the safety valve screw that is communicated with water annulus, on the safety valve screw safety valve is installed.The hydraulic pressure that can the prevent high-pressure hydraulic pump accident that meets accident when being higher than the hydraulic pressure limit of pipe network in the building.This revolving multipurpose fire pump adapter, base and capping are fixed into one, need not other people assist, the just rotatable handwheel of people, valve rod drives the delivery port that flap breaks away from base, finishes the task of opening flap.A people just can be plugged into the rotary hose of fire fighting truck or power pump the water belt lacing, start the pump machine then, water under high pressure backs down the check-valves of water belt lacing water hole, flow into the rotor water inlet, the water window of crossing through water annulus, base enters base intracavity again, and the base delivery port of opening from flap flows to pipe network in the building at last.Because rotor can rotate relative to base and capping, even it is inconsistent that rotary hose is plugged into the direction of the direction of rotary hose behind the water belt lacing and rotor water inlet, it is consistent with the direction of rotor water inlet to make rotor rotate the direction that just can make rotary hose relative to base and capping, guarantees that the rotary hose root does not bend and current are unimpeded.Its compact conformation, the mechanical strength height, safety measure puts in place, both can use out of doors, also can install and use indoor.
Convenient rotor and base and capping preferred mode in relative rotation are: between the lower surface of base flange and rotor, between the upper surface of capping and rotor bearing is installed respectively, to alleviate the wearing and tearing of rotation faying face.
The bearing arrangement of recommending is a rolling bearing: establish ring raceway between the lower surface of base flange and rotor respectively accordingly, lay many balls between above-mentioned two raceways; Establish ring raceway between the upper surface of capping and rotor respectively accordingly, lay many balls between above-mentioned two raceways.
Best: annular groove is respectively established with the two raceways outside of upper surface in the lower surface of rotor, and a dust-proof seal ring that blocks ball respectively is installed in two annular grooves.
Second purpose of the present utility model is by adopting above scheme, and adopts following measure to realize: respectively there is a water inlet that turns to the back to draw to same direction the both sides of rotor.
The mode that capping is fixedly mounted on the base upper end is: the cylindrical portion that downward extension is established in the lower surface of capping stretches in the base, and the root of this cylindrical portion is done external screw thread, and internal thread is done in the base upper end, and capping and base screw togather and be connected and fixed; Capping is established to the silk hole, and supporting has in the silk hole to silk contact base upper surface.
And then flap is a jar shape, and the top is provided with screw, and the outside of waist is provided with guide block, the delivery port of bottom lock base; Valve rod top is provided with positioning ring groove, and waist is provided with the location convex shoulder, and the bottom is provided with external screw thread; The cylindrical portion opening part of capping is established the corresponding guide groove of the guide block with flap that extends along y direction; Valve rod passes capping, and the bottom of its location convex shoulder contact capping cylindrical portion clamps the upper surface of a circlip and this back-up ring contact capping in its positioning ring groove, and the external screw thread of its underpart stretches in the inner chamber of base and is set in the screw of flap; The guide block of flap snaps in the guide groove of capping to become to be slidingly matched.When rotating handwheel, valve rod is flatted turn, and drives flap along longitudinal axis translation, the delivery port of opening and closing of fault base.
Particularly: the base periphery is positioned at water annulus and is respectively equipped with cannelure with all two annular surfaces that contact of rotor in both sides up and down, and sealing ring is installed; The upper surface of base is provided with open annular groove, and sealing ring is installed.Can prevent effectively that the interior water of fire pump adapter is to external leakage.
The bottom of base is a ring flange.Be convenient to connect with pipe network in the building.
Check-valves comprises valve seat, valve plug and spring; Valve seat is the ladder barrel shape, and its big distolateral wall has water hole and the opening part outer peripheral edges are done the external screw thread that usefulness is installed; Valve plug is plate-like, and its outer peripheral edges and the big end madial wall of valve seat become movingly and be positioned at the opening part of the big end of valve seat; Spring is arranged in the valve seat, the inner bottom surface of one end contact valve seat small end, other end contact valve plug, the water hole of valve plug sealing water belt lacing.
The utility model revolving multipurpose fire pump adapter adopts the fixedly connected capping of base, and rotor is sleeved on the base periphery between base flange and the capping and becomes movingly; The ability of opposing external force is strong, solid and reliable.Establish the water annulus of the water inlet of linking up base window of receiving water and rotor in the middle part periphery of base and the middle part of rotor between week, guarantee that rotor turns to arbitrarily angled can both unimpededly water supply; Safe in utilization, easy to operate.Rotor is established the safety valve screw that is communicated with water channel safety valve is installed; The water belt lacing of rotor water inlet is equipped with check-valves.Can be connected use with high-pressure hydraulic pump in indoor and outdoor, safe and reliable.It rotates flexibly rotor between the upper surface and capping of rotor, between the lower surface of rotor and the base rolling bearing is installed respectively.Establishing sealing ring between the upper surface of base and the capping and between the periphery of base and the rotor, preventing that water in the fire pump adapter is to external leakage; The dirt sealing ring of setting up defences in the top and bottom of rotor prevents that outside dust from entering bearing.Capping establish cylindrical portion for base be fixedly connected and the guided in translation of flap provides support, flap is connected with the spiral shell mosquito with valve rod, the flap afterbody is established guide block and is cooperated with the gathering sill of capping cylindrical portion, valve flap translational keying, good airproof performance.Check-valves adopts the simple combination of valve seat, valve plug and spring, and is simple in structure; Be convenient to processing and installation.Respectively there is a delivery port that turns to the back to draw to same direction the rotor both sides, and satisfied nothing connects the needs that two same direction rotary hoses supply water bendingly, and the additional production cost is little, and practical function is obvious.The delivery port of rotor both sides is equipped with elbow, and water belt lacing and check-valves are installed on this elbow, can satisfy the underground fire pump adapter that is provided with and connect the fire fighting truck on the ground or the special requirement of power pump.The task of flap is opened or closed to the utility model revolving multipurpose fire pump adapter and people of task of grafting or excision rotary hose just can finish, easy and simple to handle; Its compact conformation is reasonable, can be used for indoor and outdoor, on the ground, underground various occasions.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the utility model revolving multipurpose fire pump adapter.
Fig. 2 is that Fig. 1 embodiment extracts behind the handwheel along the O-O axis and makes the plan structure schematic diagram that partly dissects.
Fig. 3 is the structural representation that the rotor of Fig. 1 embodiment dissects along longitudinal axis work.
Fig. 4 is the external elbow structure schematic diagram that Fig. 1 embodiment is used for underground use.
Specific embodiment
The structure of an embodiment of the utility model revolving multipurpose fire pump adapter sees also Fig. 1 and Fig. 2.This fire pump adapter is made up of base 1, flap 2, valve rod 3, capping 4, rotor 5, bearing 6, handwheel 7, water belt lacing 8, cover cap 9, check-valves 11 and safety valve 12.
The main body of base 1 is to hold the pipeline of flap 2, its underpart is for connecting the narrow tube 100 of water supply line, in pipe diameter variation place, the upper end of narrow tube 100 is stretched in the main body of base 1 undergauge and is formed circular projection 101 and constitute the delivery port 102 that cooperates with flap 2.Base 1 upper port is done open annular groove 109, for waterproof grommet is installed.Internal thread 103 has been done in base 1 upper end below groove 109, for connecting capping 4.Base 1 upper periphery annular surface has twice cannelure 108, for waterproof grommet is installed.Have three on the base 1 middle part sidewall and cross water window 105, the base 1 peripheral annular surface of crossing water window 105 bottoms have twice cannelure 108 ', for another group waterproof grommet is installed.Base 1 lower, outer perimeter is provided with collar flange 104, and the upper surface of flange 104 is provided with ring raceway 106 one.The bottom of base 1 is a ring flange 107, is used for being connected with pipe network in the building.
Quadrangular pyramid 31 is made in valve rod 3 upper ends, so that connect handwheel 7; Quadrangular pyramid 31 has positioning ring groove 32.Valve rod 3 waists are provided with location convex shoulder 33; The location convex shoulder is optical axis more than 33.Valve rod 3 bottoms are provided with trapezoidal spiral shell mosquito 34 and match with the screw at flap 2 top trapezoidal nuts 22 centers.
The top of capping 4 is the ladder disc, and the small end of this ladder disc upwards; The cylindrical portion that downward extension is established at the middle part, lower surface of the big end of this ladder disc stretches in the base 1.The through hole 41 that supplies valve rod 3 tops and waist optical axis to pass is done at the center of this ladder disc, and through hole 41 inwalls have been done three road grooves 411, lay " O " shape sealing ring 412 respectively.The root of capping 4 cylindrical portion is done the external screw thread 42 that cooperates with base 1 upper end internal thread 103; Capping 4 takes this to screw togather fixingly with base 1 upper end, and is held out against base 1 upper surface and is prevented to get loose by the silk that supports that supports on the big end of capping 4 ladder discs in the silk hole 44.The lower surface of the big end of installing in the upper surface groove 109 of base 1 of sealing ring sealing capping 4 ladder discs, three sealing rings 412 in its gap between aforementioned sealing valve rod 3 waist optical axises and ladder disc central through hole 41 guarantee that the water in the base 1 can be from capping 4 to external leakage.The big end of capping 4 ladder discs outer week of lower surface be provided with ring raceway 45 one.The cylindrical portion opening part of capping 4 establish along y direction that extend with guide block 21 corresponding guide grooves 46 flap 2.
Check-valves 11 is made up of valve plug 111, valve seat 112 and spring 113.Valve seat 112 is the ladder barrel shape, and its big end opening place outer peripheral edges have been done external screw thread, is fixedly mounted in the water belt lacing 8 small end screws 84; Valve seat 112 big distolateral walls have four rectangle water holes.Valve plug 111 is plate-like, and its outer peripheral edges become movingly and be positioned at the opening part of valve seat 112 big ends with the big end madial wall of valve seat 112.Spring 113 is arranged in the valve seat 112, the inner bottom surface of one end contact valve seat 112 small ends, and other end contact valve plug 111 forms the pretightning force to valve plug 111, makes the water hole 85 of valve plug 11 sealing water belt lacings 8.There is a circular water hole bottom surface of valve seat 112 small ends.When the pressure that is subjected to outside water inlet when valve plug 111 made spring 113 compressions, valve plug 111 was retracted in the valve seat 112 big ends, and outside water inlet enters the water inlet 54 of rotor 5 through the circular water hole of four rectangle water holes of valve seat 112 big distolateral walls and small end bottom surface.For leaking between anti-sealing belt lacing 8 and the check-valves 11, between the end face at water belt lacing 8 small end screws, 84 bottom surfaces and check-valves 11 valve seats 112 big end opening places sealing gasket is housed.The end face of valve plug 111 is against on this sealing gasket, seals the water inlet 54 of rotor 5 effectively, makes this water inlet only import but no export, guarantees that operating hydraulic pressure and the water yield do not lose on the pipe-line system at this fire-fighting connector place.
During installation, earlier three road grooves 411 in the through hole 41 of capping 4 are laid " O " shape sealing ring 412 respectively.The top of valve rod 3 is passed the through hole 41 of capping 4 from capping 4 cylindrical portion, make the bottom of location convex shoulder 33 contact cappings 4 cylindrical portion of valve rod 3, clamp the upper surface of a circlip with this back-up ring contact capping 4 again in the positioning ring groove 32 of valve rod 3, valve rod 3 is just installed and has been positioned in the capping 4.Rotation valve rod 3 then, and the trapezoidal spiral shell mosquito 34 of valve rod 3 bottoms is screwed in trapezoidal nut 22 screws of flap 2, and attention will make the strip guide block 21 of flap 2 snap in the guide groove 46 of capping 4.Arrive this, promptly finish the lobe cap assemblies.
Further, lay many balls along the ring raceway 106 of base 4 flanges 104 upper surfaces; In the annular groove 53,53 ' of the upper surface of rotor 5 rotors 5 and lower surface, the annular dust-proof seal ring that blocks ball is installed respectively again.The rotor 5 that dust-proof seal ring will be housed then is sleeved on base 1 periphery, and formation is rotatably connected.Along the ring raceway 51 of the upper surface of rotor 5 many balls are installed, in the groove 109 of base 1 upper surface, sealing ring are installed again thereafter.Subsequently the lobe cap assemblies is buckled in the upper end of base 1 and rotor 5, flap 2 is stretched in the inner chamber of base 1; Rotate capping 4 and the root external screw thread 42 of its cylindrical portion is screwed togather with the internal thread 103 of base 1 upper end connect, base 1 and capping 4 are fixed into one, supporting in the silk hole 44 on the big end of capping 4 ladder discs with preventing to get loose to thread holding out against base 1 upper surface.At the upper end of valve rod 3 quadrangular pyramid 31 handwheel 7 is installed again.And then the water belt lacing 8 of being furnished with check-valves 11,8 ' and cover cap 9,9 ' is installed respectively at two water inlets 54,54 ' of rotor 5.Safety valve 12 is installed on the safety valve screw 57 of rotor 5.Put termination of two chains 12 respectively and the opening weldering is closed on the lug 55 of rotor 5, the other end of two chains 12 is through respectively that cover cap 9,9 ' is gone up and the joint otch of two chains 12 is closed in weldering.
During use, rotate handwheel 7 earlier, valve rod 3 is flatted turn, and the trapezoidal spiral shell mosquito 33 of valve rod 3 bottoms is rotated relative to the trapezoidal nut 22 of flap 2; Be stuck in because of the guide block 21 of flap 2 in the guide groove 46 of capping 4 along the y direction translation gliding, so flap 2 can only be along the y direction translation, flap 2 bottom rubber gaskets break away from the delivery port 102 of bases 1, finish the unlatching of flap 2.Extract cover cap 9 (or/and cover cap 9 ') then, the rotary hose that connects fire fighting truck or power pump is plugged on the water belt lacing 8 (or/and water belt lacing 8 '), press water in the rotary hose is through water hole 85 the exerting pressure to check-valves 11 of water belt lacing 8 (or/and water belt lacings 8 '), when the pressure that valve plug 111 is subjected to outside water inlet makes spring 113 compressions, valve plug 111 is retracted in the big end of valve seat 112, and outside water inlet enters the water inlet 54 (or/and water inlet 54 ') of rotor 5 through the circular water hole of four rectangle water holes of valve seat 112 big distolateral walls and small end bottom surface.The outside water inlet flows to the inner chamber of base 1 through the window of receiving water 105 of water annulus 10, base 1, the delivery port 102 of the base 1 after opening by flap 2 again flows to the pipe-line system of pipe network in the building.When needing to cut off outside the water inlet, backward rotation handwheel 7, valve rod 3 is oppositely flatted turn, trapezoidal nut 22 backward rotation of the trapezoidal spiral shell mosquito 33 relative flaps 2 of valve rod 3 bottoms; Flap 2 is along the reverse translation of y direction, and the delivery port 102 of flap 2 bottom rubber gasket closed base 1 is finished closing of flap 2.Can cut off the supply of outside water inlet this moment, extracts the rotary hose that is plugged on the water belt lacing 8 (or/and water belt lacing 8 '), covers upper cover 9 (or/and cover cap 9 ') then.Because water belt lacing 8 connects together with rotor 5, can rotate relative to base 1, thus when the water inlet 54 at the direction of rotary hose and rotor 5 middle parts, 54 ' direction not simultaneously, then can make rotor 5 do to rotate accordingly at any time, the rotary hose root can not bend, and does not influence water flow.
When this embodiment of the utility model revolving multipurpose fire pump adapter is used for underground use, only need to guide on the ground at the external elbow of water inlet 54 (or/and water inlet 54 ') of rotor 5 port of will intaking.The structure of the external elbow of water inlet 54 1 sides of rotor 5 as shown in Figure 4, the structure of the external elbow of opposite side is all the same with it except that the bottom direction is opposite.
Elbow 13 is one section " L " shape bend pipe of upwards extending, and the internal screw-thread screw that its bottom is provided with the water inlet 54 of external screw thread 131 and rotor 5 is connected and fixed.Install sealing gasket 133 additional between the end face of the convex shoulder 132 of bottom external screw thread 131 roots of elbow 13 and the water inlet 54 of rotor 5, prevent external leakage.Screw 134 is established on the top of elbow 13, screws togather with water belt lacing 8 small end outer peripheral face external screw threads 83 to be connected and fixed.Between the following shoulder face of the top end face of elbow 13 and water belt lacing 8 big ends gasket seal 135 is installed, is prevented to leak.Water belt lacing 8 small end ports are established screw 84 for check-valves 11 is installed.Gasket seal is also installed in the bottom surface of water belt lacing 8 small end screws 84, prevent and check-valves 11 between leak.The large end face of water belt lacing 8 is provided with the clasp 81 with the fire hose coupling snapping; Big end port is established screw 82 and is connected with corresponding external thread spiro fastening on the cover cap 9.Water belt lacing 8 central authorities have water hole 85 to be communicated with big end screw 82 and small end screw 84.The upper surfaces of the big end of water belt lacing 8 are installed and are prevented the gasket seal that leaks.
The above, it only is preferred embodiment of the utility model, so can not limit the scope that the utility model is implemented with this, the equivalence of doing according to the technical solution of the utility model and description changes and modification, all should still belong to the scope that the utility model patent contains.
Claims (10)
1. the revolving multipurpose fire pump adapter comprises base, handwheel, valve rod, flap, capping, rotor, water belt lacing and check-valves; Handwheel is installed in the upper end of valve rod, and the valve rod lower end connects flap; The delivery port of flap closed base; Capping is positioned at the upper end of rotor; Rotor is sleeved on the base rotationally; The water inlet at rotor middle part is installed the water belt lacing, and the water belt lacing is equipped with check-valves; It is characterized in that: form the mouth of a river for through hole and this through hole bottom undergauge in the middle of the base; The base lower, outer perimeter is provided with collar flange, and capping is fixedly mounted on the base upper end and rotor is limited between base flange and the capping; Valve rod passes capping and stretches in the base intracavity; The base middle part had the water window, be provided with the water annulus of the water inlet of crossing water window and rotor of linking up base in base middle part periphery and the rotor middle part between week, base is positioned at water annulus, and the periphery week corresponding with rotor of both sides becomes movingly up and down; The rotor middle part is provided with the safety valve screw that is communicated with water annulus, on the safety valve screw safety valve is installed.
2. revolving multipurpose fire pump adapter according to claim 1 is characterized in that: between the lower surface of base flange and rotor, between the upper surface of capping and rotor bearing is installed respectively.
3. revolving multipurpose fire pump adapter according to claim 2 is characterized in that: establish ring raceway between the lower surface of base flange and rotor respectively accordingly, lay many balls between above-mentioned two raceways; Establish ring raceway between the upper surface of capping and rotor respectively accordingly, lay many balls between above-mentioned two raceways.
4. revolving multipurpose fire pump adapter according to claim 3 is characterized in that: annular groove is respectively established with the two raceways outside of upper surface in the lower surface of rotor, and a dust-proof seal ring that blocks ball respectively is installed in two annular grooves.
5. according to claim 1 or 2 or 3 or 4 described rotary fire pump adapters, it is characterized in that: respectively there is a water inlet that turns to the back to draw to same direction the both sides of rotor.
6. revolving multipurpose fire pump adapter according to claim 5 is characterized in that: the cylindrical portion that downward extension is established in the lower surface of capping stretches in the base, and the root of this cylindrical portion is done external screw thread, and internal thread is done in the base upper end, and capping and base screw togather and be connected and fixed; Capping is established to the silk hole, and supporting has in the silk hole to silk contact base upper surface.
7. revolving multipurpose fire pump adapter according to claim 6 is characterized in that: flap is a jar shape, and the top is provided with screw, and the outside of waist is provided with guide block, the delivery port of bottom lock base; Valve rod top is provided with positioning ring groove, and waist is provided with the location convex shoulder, and the bottom is provided with external screw thread; The cylindrical portion opening part of capping is established the corresponding guide groove of the guide block with flap that extends along y direction; Valve rod passes capping, and the bottom of its location convex shoulder contact capping cylindrical portion clamps the upper surface of a circlip and this back-up ring contact capping in its positioning ring groove, and the external screw thread of its underpart stretches in the inner chamber of base and is set in the screw of flap; The guide block of flap snaps in the guide groove of capping to become to be slidingly matched.
8. revolving multipurpose fire pump adapter according to claim 5 is characterized in that: the base periphery is positioned at water annulus and is respectively equipped with cannelure with all two annular surfaces that contact of rotor in both sides up and down, and sealing ring is installed; The upper surface of base is provided with open annular groove, and sealing ring is installed.
9. revolving multipurpose fire pump adapter according to claim 5 is characterized in that: the bottom of base is a ring flange.
10. revolving multipurpose fire pump adapter according to claim 5 is characterized in that: check-valves comprises valve seat, valve plug and spring; Valve seat is the ladder barrel shape, and its big distolateral wall has water hole and the opening part outer peripheral edges are done the external screw thread that usefulness is installed; Valve plug is plate-like, and its outer peripheral edges and the big end madial wall of valve seat become movingly and be positioned at the opening part of the big end of valve seat; Spring is arranged in the valve seat, the inner bottom surface of one end contact valve seat small end, other end contact valve plug, the water hole of valve plug sealing water belt lacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420097094 CN2754665Y (en) | 2004-10-14 | 2004-10-14 | Multi-purpose rotary fire connector of water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420097094 CN2754665Y (en) | 2004-10-14 | 2004-10-14 | Multi-purpose rotary fire connector of water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2754665Y true CN2754665Y (en) | 2006-02-01 |
Family
ID=35928300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420097094 Expired - Fee Related CN2754665Y (en) | 2004-10-14 | 2004-10-14 | Multi-purpose rotary fire connector of water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2754665Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102913631A (en) * | 2012-10-09 | 2013-02-06 | 浙江力诺阀门有限公司 | Pneumatic flexibly-sealed solid particle dumping valve |
| CN103075598A (en) * | 2013-01-22 | 2013-05-01 | 苏州市捷达消防车辆装备有限公司 | Water outlet joint structure of fire pump |
| CN108612155A (en) * | 2010-12-09 | 2018-10-02 | 威尔费尔Hc有限责任公司 | Have or the change of fire hydrant water knockout drum for industrial fire |
| CN109276838A (en) * | 2018-08-22 | 2019-01-29 | 黄建平 | Multi-purpose formula fire pump engagement device |
-
2004
- 2004-10-14 CN CN 200420097094 patent/CN2754665Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108612155A (en) * | 2010-12-09 | 2018-10-02 | 威尔费尔Hc有限责任公司 | Have or the change of fire hydrant water knockout drum for industrial fire |
| CN108612155B (en) * | 2010-12-09 | 2021-07-06 | 泰科消防产品有限合伙公司 | Swivel with or for hydrant manifold for industrial fire fighting |
| CN102913631A (en) * | 2012-10-09 | 2013-02-06 | 浙江力诺阀门有限公司 | Pneumatic flexibly-sealed solid particle dumping valve |
| CN103075598A (en) * | 2013-01-22 | 2013-05-01 | 苏州市捷达消防车辆装备有限公司 | Water outlet joint structure of fire pump |
| CN109276838A (en) * | 2018-08-22 | 2019-01-29 | 黄建平 | Multi-purpose formula fire pump engagement device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN2754665Y (en) | Multi-purpose rotary fire connector of water pump | |
| CN207500798U (en) | A kind of installation steam trap integral multifunctional valve group | |
| KR200395350Y1 (en) | a hermetic subsurface water deep well cover equipment | |
| KR20060135084A (en) | A hermetic subsurface water deep well cover equipment | |
| CN212896622U (en) | Structure improved ground fire hydrant | |
| CN112324930B (en) | Eccentric water interception valve and installation method thereof | |
| CN201218071Y (en) | Dynamic correcting polished rod sealer | |
| CN212225152U (en) | Balanced type full-bore high-pressure control valve | |
| CN2913780Y (en) | Integral loose joint one-way valve | |
| CN206449271U (en) | A kind of depotition cock of water purifier | |
| CN2818938Y (en) | Securtiy water tap | |
| CN207935614U (en) | A kind of pipeline plug | |
| CN216279557U (en) | Self-locking switch knob of water connection | |
| CN215332951U (en) | Colliery is prevented suddenly and is prevented wind current reversing arrangement | |
| CN213667693U (en) | Normally open type multi-bolt-opening indoor fire hydrant | |
| CN215105718U (en) | Fire hydrant for fire control with anticollision protect function | |
| CN105423023B (en) | Electronic flange connecting device and its operating method | |
| CN205296294U (en) | Utilize hidden quench device that medium autogenous pressure opened and close | |
| CN210786083U (en) | Rotatable integrated indoor fire hydrant | |
| CN212155844U (en) | Seepage-proof fire hydrant | |
| CN214808088U (en) | Novel fire hydrant | |
| CN221347977U (en) | Ball valve with strong sealing performance | |
| CN216715251U (en) | Micro-resistance valve | |
| CN216306901U (en) | Manual stop valve that sealing performance is good | |
| CN209959989U (en) | PE gas valve convenient to installation leak protection gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |