CN204050751U - Auto-swing fire nozzle - Google Patents
Auto-swing fire nozzle Download PDFInfo
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- CN204050751U CN204050751U CN201420370683.5U CN201420370683U CN204050751U CN 204050751 U CN204050751 U CN 204050751U CN 201420370683 U CN201420370683 U CN 201420370683U CN 204050751 U CN204050751 U CN 204050751U
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Abstract
The utility model relates to a kind of auto-swing fire nozzle, belongs to the conveying technology field of fire-fighting fire extinguishing goods and materials.This auto-swing fire nozzle comprises intermediate, connector, big gun head assembly and hunting system assembly, connector outlet is provided with rotating spheroid, big gun head assembly is located on spheroid, hunting system assembly comprises piston cylinder and reversal valve, and piston cylinder comprises cylinder barrel, piston, left and right piston rod, left and right locating piece and the guide rail for regulating spheroid to rotate; Reversal valve comprises and valve body, spool, left and right valve gap, valve body is respectively equipped with import, left and right passage and left and right outlet, when spool is positioned at valve pocket left end, a part for working media enters left cylinder indoor by left passage, make left locating piece close to left bank mouth, when left bank mouth blocked by left locating piece, spool moves to the right-hand member of valve pocket, so repeatedly.This auto-swing fire nozzle effectively make use of the current of fire water monitor scene ejection, realizes fire water monitor head operationally horizontal hunting and the adjustable action of pendulum angle.
Description
Technical field
The utility model relates to a kind of fire water monitor, belongs to the conveying technology field of the fire extinguishing goods and materials of fire-fighting.
Background technology
Along with the fast development of society, city size constantly expand, petrochemical industry, skyscraper, megastore and public place of entertainment are relatively concentrated and are increased with day tool, and various factors causing disaster also sharply increases, and security against fire seems and becomes more and more important.Fire water monitor is as the requisite fire-fighting equipment of one, and in order to ensure security against fire, fire water monitor is high to self applicability, reliability requirement.
Existing fire water monitor is generally be made up of water knockout drum, water inlet elbow, coupling head, worm gear, worm screw, driving wheel, big gun head assembly.During work, hydraulic loss is comparatively large, and energy reduces, and range does not reach ideal value, not steady from pendulum, can not ensure that fire water monitor operationally makes full use of prime mover energy and certainly balances steady.
Further, the big gun head of fire water monitor is the vitals controlling fire water monitor water flow jet distance, area.The big gun head delivery port of tradition fire water monitor can only adjust before use, drives its axially-movable to regulate water outlet spacing between gun muzzle and baffle, thus changes the state of water flow jet, and in use cannot adjust by rotating gun barrel.But the pressure dynamic change often of fire water monitor access water, therefore the delivery port of fixed size makes the discharge pressure of fire water monitor can not keep stable, accurately can not control the jet length of fire water monitor, range does not reach ideal value, thus affects the effect fought a fire.
Utility model content
First technical problem to be solved in the utility model is, not enough for prior art, proposes a kind ofly can realize horizontal hunting when fire water monitor works and the adjustable auto-swing fire nozzle of pendulum angle.
Second technical problem to be solved in the utility model is, on solution first technical problem basis, propose a kind of big gun head and in use can automatically adjust mouth of a river size according to the pressure of fire water monitor water inlet and this big gun head can ensure the metastable auto-swing fire nozzle of the irrigation pressure of fire water monitor.
The utility model is the technical scheme solving above-mentioned first technical problem proposition: a kind of auto-swing fire nozzle, comprise intermediate, connector, big gun head assembly and hunting system assembly, described intermediate import is provided with water supply snap joint, described intermediate outlet and connector inlet communication, described connector outlet is provided with rotating spheroid, described big gun head assembly is located on described spheroid, it is characterized in that:
Described hunting system assembly comprises piston cylinder and reversal valve, described piston cylinder comprises cylinder barrel, cylinder barrel is separated into the piston of left cylinder room and right cylinder room, the left side of described cylinder barrel is extended with left piston bar, the right side of described cylinder barrel is extended with right piston rod, described left piston bar and right piston rod stretch out and are above fixed with left locating piece and right locating piece respectively outside cylinder barrel, described left piston bar and right piston rod are fixed with the guide rail for regulating spheroid to rotate;
Described reversal valve is between described left locating piece and right locating piece, the valve pocket of through valve body is shaped with in the valve body of described reversal valve, moveable spool is provided with in described valve pocket, the two ends of described valve pocket are installed on left valve gap and right valve gap respectively, described left valve gap is provided with connection valve pocket and is provided with outside left bank mouth, described right valve gap the right row's mouth being communicated with valve pocket and outside
Be respectively equipped with in described valve body the import being communicated with described valve pocket and connector branch road, the left passage being communicated with described valve pocket and left cylinder room, be communicated with described valve pocket and right cylinder room right passage and be communicated with the left outlet of described valve pocket and outside and right outlet respectively,
When described spool is positioned at valve pocket left end, the part entering the working media of valve pocket from described import enters left cylinder indoor by left passage, promotion piston moves right, make left locating piece on left piston bar close to left bank mouth, all the other working medias are simultaneously from left bank mouth and right row's mouth exits valve body, and the medium of described right cylinder indoor is discharged through right outlet by right passage;
When left bank mouth blocked by left locating piece, in the valve pocket of described spool both sides, working media mineralization pressure is poor, spool is made to move to the right-hand member of valve pocket, after this part for described working media enters right cylinder indoor by right passage, promotion piston is moved to the left, make the right locating piece on right piston rod close to right row's mouth, all the other working medias described are simultaneously from left bank mouth and right row's mouth exits valve body, and the medium of described left cylinder indoor is discharged through left outlet by left passage;
When right row's mouth blocked by right locating piece, in the valve pocket of described spool both sides, working media mineralization pressure is poor, makes spool move to the left end of valve pocket;
So repeatedly, described spool is formed and repeatedly moves in valve body, and described left piston bar and right piston rod and described spool are synchronously formed and repeatedly move.
The utility model, by being provided with piston cylinder and reversal valve, left piston bar and right piston rod is fixed with the guide rail for regulating gun head of fire protection gun to rotate; When spool is positioned at valve pocket left end, the part entering the working media of valve pocket from import enters left cylinder indoor by left passage, promotion piston moves right, make left locating piece on left piston bar close to left bank mouth, all the other working medias are simultaneously from left bank mouth and right row's mouth exits valve body, and the medium of right cylinder indoor is discharged through right outlet by right passage;
When left bank mouth blocked by left locating piece, in the valve pocket of spool both sides, working media mineralization pressure is poor, spool is made to move to the right-hand member of valve pocket, after this part for working media enters right cylinder indoor by right passage, promotion piston is moved to the left, make the right locating piece on right piston rod close to right row's mouth, all the other working medias are simultaneously from left bank mouth and right row's mouth exits valve body, and the medium of left cylinder indoor is discharged through left outlet by left passage;
When right row's mouth blocked by right locating piece, in the valve pocket of spool both sides, working media mineralization pressure is poor, makes spool move to the left end of valve pocket;
So repeatedly, spool is formed and repeatedly moves in valve body, left piston bar and right piston rod and spool are synchronously formed and repeatedly move, the slight pressure that in the valve pocket that make use of spool both sides, working media is formed is poor, reversal valve is commutated, and then regulate spheroid swing by guide rail, the utility model is creationary by the current of fire water monitor scene ejection, be incorporated into hunting system assembly from connector branch road upper part, realize fire water monitor head operationally horizontal hunting and the adjustable action of pendulum angle.
The utility model is the technical scheme solving above-mentioned second technical problem proposition: described big gun head assembly comprises the swivel joint seat fixed with described spheroid, the spiral-tube being arranged on the conveyor screw on swivel joint seat and being set in outside conveyor screw, described spiral-tube and conveyor screw are coordinated by helicla flute makes spiral-tube can move up and down along conveyor screw, the periphery wall on the top of described spiral-tube is connected with the nozzle boss upwards extended, and the internal perisporium of described spiral-tube is provided with the deflection cone inserting spiral-tube; The top of described swivel joint seat is provided with current stabilization retainer plate, and the center of described nozzle boss is provided with the top cover affixed with current stabilization retainer plate; The border of the outlet of described deflection cone is provided with the inclined-plane inwardly shunk, and described spirochetal internal perisporium is provided with the step of border, is provided with Compress Spring between the bottom of described deflection cone and described step.
Big gun head assembly of the present utility model in use, current flow to the opening between deflection cone and top cover from conveyor screw and spray, under the pressure effect of current, deflection cone drives sliding sleeve to move down, and Compress Spring compressing sliding sleeve makes it drive deflection cone to move up, the pressure finally making the pressure of spring and current produce is equal, formative dynamics balances, so just can adjust the openings of sizes between deflection cone and top cover, also the irrigation pressure of fire water monitor with regard to dynamic conditioning, make it keep relative stability, thus accurately can control the jet length of fire water monitor, its range is made to reach ideal value, improve the effect fought a fire.
The improvement of technique scheme is: described import is positioned in the middle part of valve body, and described left outlet and right outlet and left passage and right passage are positioned at the left and right sides of described import respectively,
Described spool is provided with left boss portion, middle boss portion and right boss portion, Zuo Goubu is formed between left boss portion and middle boss portion, You Goubu is formed between middle boss portion and right boss portion, the middle boss portion place of described spool is shaped with the traverses with described inlet communication, be respectively equipped with in described spool and be communicated with traverses passage in line with the right side being communicated with traverses and valve pocket right-hand member with the in line passage in a left side for valve pocket left end
When described spool is positioned at valve pocket left end, described import, traverses, left passage are communicated with left cylinder room, and described right passage is communicated with by right ditch portion with right outlet, and described right passage is communicated with right cylinder room, promote left locating piece on left piston bar close to left bank mouth,
When described spool is positioned at valve pocket right-hand member, described import, traverses, right passage are communicated with right cylinder room, and described left passage is communicated with by left ditch portion with left outlet, and described left passage is communicated with left cylinder room, promote right locating piece on right piston rod close to right row's mouth,
When described left locating piece abuts against on left bank mouth, spool moves right, and when described right locating piece abuts against on right row's mouth, spool is moved to the left.
The improvement of technique scheme is: be provided with pipeline board between described piston cylinder and reversal valve, and described pipeline board is shaped with the first passage being communicated with left passage and left cylinder room, the second channel being communicated with right passage and right cylinder room.
Owing to being provided with pipeline board between piston cylinder and reversal valve, the pipeline that left passage is communicated with left cylinder room and the pipeline that right passage is communicated with right cylinder room all can be made on pipeline board, simplify the structure, facilitate assembling.
The improvement of technique scheme is: described left outlet and right outlet are by being communicated with the third channel of described valve pocket with pipeline board, through valve body and connecting pipeline plate and outside four-way and to be located on pipeline board and the Five-channel being communicated with third channel and four-way is formed.
Because left outlet and right outlet are by being communicated with the third channel of described valve pocket with pipeline board, through valve body and connecting pipeline plate and outside four-way and to be located on pipeline board and the Five-channel being communicated with third channel and four-way is formed, compare left outlet and right outlet is directly made in valve body, reduce difficulty of processing.
The improvement of technique scheme is: the exit of the four-way of described left outlet and right outlet is equipped with switch.
Because the exit of the four-way of left outlet and right outlet is equipped with switch, when the outlet of the four-way of left outlet and right outlet is closed by switch, the action of piston cylinder is located, and achieves the action of the convenient fixing fire water monitor position when fire water monitor works.
The improvement of technique scheme is: described left outlet and the four-way of right outlet intersect through become same outlet.
The improvement of technique scheme is: described left valve gap and right valve gap are all shaped with cavity away from a side of described valve pocket, and described cavity upper cover has diaphragm, and described left valve gap is communicated with cavity and outside exit passageway with right valve gap is equipped with.
The improvement of technique scheme is: described deflection cone comprises the trim ring head and sliding sleeve that top is inclined-plane, and one end of described sliding sleeve is inserted in trim ring head, and the other end of described sliding sleeve inserts in conveyor screw, and the bottom of described sliding sleeve is connected with Compress Spring; Described sliding sleeve inserts spirochetal part and is provided with the first ring baffle be tight against with conveyor screw, and described conveyor screw inwall is provided with the pivot pin that can stop that the first ring baffle moves up; Described sliding sleeve stretches out spirochetal part and is provided with second ring baffle affixed with sliding sleeve periphery wall, the bottom of described second ring baffle and trim ring head offsets, described nozzle boss is provided with and extends internally and can stop the 3rd ring baffle that the second ring baffle moves up, and the described bottom surface of the 3rd ring baffle and the end face of spiral-tube offset.
The improvement of technique scheme is: the top of described sliding sleeve and the top of trim ring head are positioned on same inclined-plane.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the structural representation of the auto-swing fire nozzle of the utility model embodiment one.
Fig. 2 is the structural representation one of the hunting system assembly of Fig. 1.
Fig. 3 is the valve body of the reversal valve of Fig. 2 and the structural representation of left valve gap and the cooperation of right valve gap.
Fig. 4 is the structural representation of the spool of the reversal valve of Fig. 2.
Fig. 5 is the structural representation two of the hunting system assembly of Fig. 1.
Fig. 6 is the structural representation of the big gun head assembly of Fig. 1.
Fig. 7 is the structural representation of the pipeline board of Fig. 2.
Fig. 8 is the schematic diagram of the four-way on the valve body of Fig. 2.
Fig. 9 is the structural representation of the hunting system assembly of the utility model embodiment two.
Detailed description of the invention
Embodiment one
The auto-swing fire nozzle of the present embodiment, as shown in Figures 1 to 4, comprises intermediate 1, connector 2, big gun head assembly 3 and hunting system assembly 4.Intermediate 1 import is provided with water supply snap joint 1-1.Intermediate 1 by water supply snap joint 1-1 can easily with external fluid delivery conduit pipeline connector.
Intermediate 1 exports and connector 2 inlet communication, and connector 2 outlet is provided with rotating spheroid 2-1, and big gun head assembly 3 is located on spheroid 2-1.Intermediate 1 and connector 2 can be made as one.
Hunting system assembly 4 comprises piston cylinder 5 and reversal valve 6.Piston cylinder 5 comprises cylinder barrel 5-1, cylinder barrel 5-1 is separated into the piston 5-4 of left cylinder room 5-2 and right cylinder room 5-3.The left side of cylinder barrel 5-1 is extended with left piston bar 5-5, the right side of cylinder barrel 5-1 is extended with right piston rod 5-6, left piston bar 5-5 and right piston rod 5-6 stretches out being fixed with respectively above outside cylinder barrel 5-1 and left locating piece 5-7 and right locating piece 5-8, left piston bar 5-5 and right piston rod 5-6 is fixed with guide rail 5-9 for regulating spheroid 2-1 to rotate.
Reversal valve 6, between left locating piece 5-7 and right locating piece 5-8, is shaped with the valve pocket 6-11 of through valve body in the valve body 6-1 of reversal valve 6, be provided with moveable spool 6-2 in valve pocket 6-11, and the two ends of valve pocket 6-11 are installed on left valve gap 6-3 and right valve gap 6-4 respectively.Left valve gap 6-3 is provided with connection valve pocket 6-11 and is provided with outside left bank mouth 6-31, right valve gap 6-4 the right row's mouth 6-41 being communicated with valve pocket 6-11 and outside.
Be respectively equipped with the import 6-12 being communicated with valve pocket 6-11 and connector 2 branch road, the left passage 6-13 being communicated with valve pocket 6-11 and left cylinder room 5-2 in valve body 6-1, be communicated with the right passage 6-14 of valve pocket 6-11 and right cylinder room 5-3 and be communicated with valve pocket 6-11 respectively and the left of outside exports 6-15 and right outlet 6-16.
When spool 6-2 is positioned at valve pocket 6-11 left end, the part entering the working media of valve pocket 6-11 from import 6-12 enters in left cylinder room 5-2 by left passage 6-13, promote piston 5-4 to move right, make left locating piece 5-7 on left piston bar 5-5 close to left bank mouth 6-31, all the other working medias are simultaneously from left bank mouth 6-31 and right row's mouth 6-41 exits valve body 6-1, and the medium in right cylinder room 5-3 is discharged through right outlet 6-16 by right passage 6-14.
Working media can be the liquid substances such as water, also can be gaseous matter, or gas-liquid mixed material etc.Medium can be the liquid substances such as water, also can be gaseous matter, or gas-liquid mixed material etc.The difference of working media and medium is, the medium entered from import 6-12 is called working media, and the medium of discharging in left cylinder room 5-2 or in right cylinder room 5-3 is called medium.
As shown in Figure 5, when left locating piece 5-7 blocks left bank mouth 6-31, in the valve pocket 6-11 of spool 6-2 both sides, working media mineralization pressure is poor, spool 6-2 is made to move to the right-hand member of valve pocket 6-11, after this part for working media enters in right cylinder room 5-3 by right passage 6-14, promote piston 5-4 to be moved to the left, make the right locating piece 5-8 on right piston rod 5-6 close to right row's mouth 6-41.All the other working medias are simultaneously from left bank mouth 6-31 and right row's mouth 6-41 exits valve body 6-1, and the medium in left cylinder room 5-2 is discharged through left outlet 6-15 by left passage 6-13.
When right locating piece 5-8 blocks right row's mouth 6-41, in the valve pocket 6-11 of spool 6-2 both sides, working media mineralization pressure is poor, makes spool 6-2 move to the left end of valve pocket 6-11.
So repeatedly, spool 6-2 is formed and repeatedly moves in valve body 6-1, and left piston bar 5-5 and right piston rod 5-6 and spool 6-2 are synchronously formed and repeatedly move.
As shown in Figure 6, the big gun head assembly 3 of the present embodiment comprises the swivel joint seat 3-1 fixed with spheroid 2-1, the spiral-tube 3-3 being arranged on the conveyor screw 3-2 on swivel joint seat 3-1 and being set in outside conveyor screw 3-2.Spiral-tube 3-3 and conveyor screw 3-2 are coordinated by helicla flute makes spiral-tube 3-3 can move up and down along conveyor screw 3-2, and the periphery wall on the top of spiral-tube 3-3 is connected with the nozzle boss 3-4 upwards extended.The internal perisporium of spiral-tube 3-3 is provided with the deflection cone 3-5 inserting spiral-tube.The top of swivel joint seat 3-1 is provided with current stabilization retainer plate 3-6, and the center of nozzle boss 3-4 is provided with the top cover 3-7 affixed with current stabilization retainer plate 3-6; The border of the outlet of deflection cone 3-5 is provided with the inclined-plane inwardly shunk, and the internal perisporium of conveyor screw 3-2 is provided with the step of border, is provided with Compress Spring 3-8 between the bottom of deflection cone 3-5 and step.
The import 6-12 of the present embodiment is positioned in the middle part of valve body 6-1, and left outlet 6-15 and right outlet 6-16 and left passage 6-13 and right passage 6-14 is positioned at the left and right sides of import 6-12 respectively.
Spool 6-2 is provided with left boss portion 6-21, middle boss portion 6-22 and right boss portion 6-23, is formed with left ditch portion 6-24 between left boss portion 6-21 and middle boss portion 6-22, is formed with right ditch portion 6-25 between middle boss portion 6-22 and right boss portion 6-23.The middle boss portion 6-22 place of spool 6-2 is shaped with the traverses 6-26 be communicated with import 6-12, is respectively equipped with a left side in line passage 6-27 passage 6-28 in line with the right side being communicated with traverses 6-26 and valve pocket 6-11 right-hand member being communicated with traverses 6-26 and valve pocket 6-11 left end in spool 6-2.
When spool 6-2 is positioned at valve pocket 6-11 left end, import 6-12, traverses 6-26, left passage 6-13 are communicated with left cylinder room 5-2, right passage 6-14 is communicated with by right ditch portion 6-25 with the right 6-16 that exports, right passage 6-14 is communicated with right cylinder room 5-3, and the left locating piece 5-7 on promotion left piston bar 5-5 is close to left bank mouth 6-31.Now, the entrance point of left outlet 6-15 is closed by spool 6-2, does not have medium to discharge from left outlet 6-15.
When spool 6-2 is positioned at valve pocket 6-11 right-hand member, import 6-12, traverses 6-26, right passage 6-14 are communicated with right cylinder room 5-3, left passage 6-13 is communicated with by left ditch portion 6-24 with the left 6-15 that exports, left passage 6-13 is communicated with left cylinder room 5-2, promotes right locating piece 5-8 on right piston rod 5-6 close to right row's mouth 6-41.Now, the entrance point of right outlet 6-16 is closed by spool 6-2, does not have medium to discharge from right outlet 6-16.
When left locating piece 5-7 abuts against on left bank mouth 6-31, spool 6-2 moves right, and when right locating piece 5-8 abuts against on right row's mouth 6-41, spool 6-2 is moved to the left.
In order to simplify structure, convenient for assembly, be provided with pipeline board 7 between the piston cylinder 5 of the present embodiment and reversal valve 6, as shown in Figure 7, pipeline board 7 is shaped with the first passage 7-1 being communicated with left passage 6-13 and left cylinder room 5-2, the second channel 7-2 being communicated with right passage 6-14 and right cylinder room 5-3.
As shown in Figure 8, for the ease of manufacturing, the left outlet 6-15 of the present embodiment is shown in Fig. 7 by being communicated with valve pocket 6-11 with the third channel 7-3(of pipeline board 7 with right outlet 6-16), through valve body 6-1 and connecting pipeline plate 7 is shown in Fig. 8 with the four-way 6-17(of outside) and to be located on pipeline board 7 and the Five-channel 7-4 being communicated with third channel 7-3 and four-way 6-17 is formed.First passage 7-1 and second channel 7-2 and Five-channel 7-4 is all the passages be mutually independent on pipeline board 7.
In order to realize the action of the convenient fixing fire water monitor position when fire water monitor works, the exit of the four-way 6-17 of the left outlet 6-15 and right outlet 6-16 of the present embodiment is equipped with switch.
Left outlet 6-15 and the four-way 6-17 of right outlet 6-16 of the present embodiment intersect through become same outlet.
The left piston bar 5-5 of the present embodiment and right piston rod 5-6 is the single-rod piston bar being made as one.
One end that the deflection cone 3-5 of the present embodiment comprises trim ring head 3-51 that top is inclined-plane and sliding sleeve 3-52, sliding sleeve 3-52 is inserted in trim ring head 3-51, and the other end of sliding sleeve 3-52 inserts in conveyor screw 3-2, and the bottom of sliding sleeve 3-52 is connected with Compress Spring 3-8.The part that sliding sleeve 3-52 inserts conveyor screw 3-2 is provided with the first ring baffle 3-9 be tight against with conveyor screw 3-2, and conveyor screw 3-2 inwall is provided with the pivot pin 3-10 that can stop that the first ring baffle 3-9 moves up.The part that sliding sleeve 3-52 stretches out conveyor screw 3-2 is provided with the second ring baffle 3-11 affixed with sliding sleeve 3-52 periphery wall, the bottom of the second ring baffle 3-11 and trim ring head 3-51 offsets, nozzle boss 3-4 is provided with and extends internally and can stop the 3rd ring baffle 3-12 that the second ring baffle 3-11 moves up, and the bottom surface of the 3rd ring baffle 3-12 and the end face of spiral-tube 3-3 offset.
The top of the sliding sleeve 3-52 of the present embodiment and the top of trim ring head 3-51 are positioned on same inclined-plane.
The outlet at the sliding sleeve 3-52 top of the present embodiment is the arc surface tangent with sliding sleeve 3-52 inwall.
The arc radius of the arc surface of the present embodiment is 5 ~ 10mm.
Embodiment two
The auto-swing fire nozzle of the present embodiment is the improvement on embodiment one basis, as shown in Figure 9, improvements are: 1) left valve gap 6-3 and right valve gap 6-4 is all shaped with cavity 6-5 away from a side of valve pocket 6-11, cavity 6-5 upper cover has diaphragm 6-6, and left valve gap 6-3 is communicated with cavity 6-5 and outside exit passageway 6-7 with right valve gap 6-4 is equipped with; 2) the cylinder barrel 5-1 of the present embodiment is fixed on connector 2; 3) the left piston bar 5-5 of the present embodiment and right piston rod 5-6 is two piston rods of the left and right sides being separately fixed at piston 5-4.
The utility model is not limited to above-described embodiment, such as, saves pipeline board 7, be directly provided with pipeline between piston cylinder 5 and reversal valve 6, is used for being communicated with left passage 6-13 with left cylinder room 5-2 and be communicated with right passage 6-14 and right cylinder room 5-3 etc., etc.All employings are equal to the technical scheme of replacing and being formed, and all drop on the protection domain of the utility model requirement.
Claims (10)
1. an auto-swing fire nozzle, comprise intermediate, connector, big gun head assembly and hunting system assembly, described intermediate import is provided with water supply snap joint, described intermediate outlet and connector inlet communication, described connector outlet is provided with rotating spheroid, described big gun head assembly is located on described spheroid, it is characterized in that:
Described hunting system assembly comprises piston cylinder and reversal valve, described piston cylinder comprises cylinder barrel, cylinder barrel is separated into the piston of left cylinder room and right cylinder room, the left side of described cylinder barrel is extended with left piston bar, the right side of described cylinder barrel is extended with right piston rod, described left piston bar and right piston rod stretch out and are above fixed with left locating piece and right locating piece respectively outside cylinder barrel, described left piston bar and right piston rod are fixed with the guide rail for regulating spheroid to rotate;
Described reversal valve is between described left locating piece and right locating piece, the valve pocket of through valve body is shaped with in the valve body of described reversal valve, moveable spool is provided with in described valve pocket, the two ends of described valve pocket are installed on left valve gap and right valve gap respectively, described left valve gap is provided with connection valve pocket and is provided with outside left bank mouth, described right valve gap the right row's mouth being communicated with valve pocket and outside
Be respectively equipped with in described valve body the import being communicated with described valve pocket and connector branch road, the left passage being communicated with described valve pocket and left cylinder room, be communicated with described valve pocket and right cylinder room right passage and be communicated with the left outlet of described valve pocket and outside and right outlet respectively,
When described spool is positioned at valve pocket left end, the part entering the working media of valve pocket from described import enters left cylinder indoor by left passage, promotion piston moves right, make left locating piece on left piston bar close to left bank mouth, all the other working medias are simultaneously from left bank mouth and right row's mouth exits valve body, and the medium of described right cylinder indoor is discharged through right outlet by right passage;
When left bank mouth blocked by left locating piece, in the valve pocket of described spool both sides, working media mineralization pressure is poor, spool is made to move to the right-hand member of valve pocket, after this part for described working media enters right cylinder indoor by right passage, promotion piston is moved to the left, make the right locating piece on right piston rod close to right row's mouth, all the other working medias described are simultaneously from left bank mouth and right row's mouth exits valve body, and the medium of described left cylinder indoor is discharged through left outlet by left passage;
When right row's mouth blocked by right locating piece, in the valve pocket of described spool both sides, working media mineralization pressure is poor, makes spool move to the left end of valve pocket;
So repeatedly, described spool is formed and repeatedly moves in valve body, and described left piston bar and right piston rod and described spool are synchronously formed and repeatedly move.
2. auto-swing fire nozzle as claimed in claim 1, it is characterized in that: described big gun head assembly comprises the swivel joint seat fixed with described spheroid, the spiral-tube being arranged on the conveyor screw on swivel joint seat and being set in outside conveyor screw, described spiral-tube and conveyor screw are coordinated by helicla flute makes spiral-tube can move up and down along conveyor screw, the periphery wall on the top of described spiral-tube is connected with the nozzle boss upwards extended, and the internal perisporium of described spiral-tube is provided with the deflection cone inserting spiral-tube; The top of described swivel joint seat is provided with current stabilization retainer plate, and the center of described nozzle boss is provided with the top cover affixed with current stabilization retainer plate; The border of the outlet of described deflection cone is provided with the inclined-plane inwardly shunk, and described spirochetal internal perisporium is provided with the step of border, is provided with Compress Spring between the bottom of described deflection cone and described step.
3. auto-swing fire nozzle as claimed in claim 1 or 2, is characterized in that: described import is positioned in the middle part of valve body, and described left outlet and right outlet and left passage and right passage are positioned at the left and right sides of described import respectively,
Described spool is provided with left boss portion, middle boss portion and right boss portion, Zuo Goubu is formed between left boss portion and middle boss portion, You Goubu is formed between middle boss portion and right boss portion, the middle boss portion place of described spool is shaped with the traverses with described inlet communication, be respectively equipped with in described spool and be communicated with traverses passage in line with the right side being communicated with traverses and valve pocket right-hand member with the in line passage in a left side for valve pocket left end
When described spool is positioned at valve pocket left end, described import, traverses, left passage are communicated with left cylinder room, and described right passage is communicated with by right ditch portion with right outlet, and described right passage is communicated with right cylinder room, promote left locating piece on left piston bar close to left bank mouth,
When described spool is positioned at valve pocket right-hand member, described import, traverses, right passage are communicated with right cylinder room, and described left passage is communicated with by left ditch portion with left outlet, and described left passage is communicated with left cylinder room, promote right locating piece on right piston rod close to right row's mouth,
When described left locating piece abuts against on left bank mouth, spool moves right, and when described right locating piece abuts against on right row's mouth, spool is moved to the left.
4. auto-swing fire nozzle as claimed in claim 3, is characterized in that: be provided with pipeline board between described piston cylinder and reversal valve, and described pipeline board is shaped with the first passage being communicated with left passage and left cylinder room, the second channel being communicated with right passage and right cylinder room.
5. auto-swing fire nozzle as claimed in claim 4, is characterized in that: described left outlet and right outlet are by being communicated with the third channel of described valve pocket with pipeline board, through valve body and the four-way of connecting pipeline plate and outside and to be located on pipeline board and the Five-channel being communicated with third channel and four-way is formed.
6. auto-swing fire nozzle as claimed in claim 4, is characterized in that: the exit of the four-way of described left outlet and right outlet is equipped with switch.
7. auto-swing fire nozzle as claimed in claim 6, is characterized in that: described left outlet and the four-way of right outlet intersect through become same outlet.
8. auto-swing fire nozzle as claimed in claim 1 or 2, it is characterized in that: described left valve gap and right valve gap are all shaped with cavity away from a side of described valve pocket, described cavity upper cover has diaphragm, and described left valve gap is communicated with cavity and outside exit passageway with right valve gap is equipped with.
9. auto-swing fire nozzle according to claim 2, it is characterized in that: described deflection cone comprises the trim ring head and sliding sleeve that top is inclined-plane, one end of described sliding sleeve is inserted in trim ring head, and the other end of described sliding sleeve inserts in conveyor screw, and the bottom of described sliding sleeve is connected with Compress Spring; Described sliding sleeve inserts spirochetal part and is provided with the first ring baffle be tight against with conveyor screw, and described conveyor screw inwall is provided with the pivot pin that can stop that the first ring baffle moves up; Described sliding sleeve stretches out spirochetal part and is provided with second ring baffle affixed with sliding sleeve periphery wall, the bottom of described second ring baffle and trim ring head offsets, described nozzle boss is provided with and extends internally and can stop the 3rd ring baffle that the second ring baffle moves up, and the described bottom surface of the 3rd ring baffle and the end face of spiral-tube offset.
10. auto-swing fire nozzle according to claim 9, is characterized in that: the top of described sliding sleeve and the top of trim ring head are positioned on same inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420370683.5U CN204050751U (en) | 2014-07-07 | 2014-07-07 | Auto-swing fire nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420370683.5U CN204050751U (en) | 2014-07-07 | 2014-07-07 | Auto-swing fire nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204050751U true CN204050751U (en) | 2014-12-31 |
Family
ID=52192350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420370683.5U Withdrawn - After Issue CN204050751U (en) | 2014-07-07 | 2014-07-07 | Auto-swing fire nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204050751U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104138643A (en) * | 2014-07-07 | 2014-11-12 | 泰州市翔达消防器材有限公司 | Auto-oscillation firefighting water monitor |
| CN115228020A (en) * | 2022-07-07 | 2022-10-25 | 浙江中辰城市应急服务管理有限公司 | Portable fire water monitor capable of quickly cooling |
-
2014
- 2014-07-07 CN CN201420370683.5U patent/CN204050751U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104138643A (en) * | 2014-07-07 | 2014-11-12 | 泰州市翔达消防器材有限公司 | Auto-oscillation firefighting water monitor |
| CN104138643B (en) * | 2014-07-07 | 2016-07-06 | 泰州市翔达消防器材有限公司 | Auto-swing fire nozzle |
| CN115228020A (en) * | 2022-07-07 | 2022-10-25 | 浙江中辰城市应急服务管理有限公司 | Portable fire water monitor capable of quickly cooling |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141231 Effective date of abandoning: 20160706 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |