CN108035402B - It can anticorrosion, anti abrasive fire hydrant - Google Patents
It can anticorrosion, anti abrasive fire hydrant Download PDFInfo
- Publication number
- CN108035402B CN108035402B CN201711357566.XA CN201711357566A CN108035402B CN 108035402 B CN108035402 B CN 108035402B CN 201711357566 A CN201711357566 A CN 201711357566A CN 108035402 B CN108035402 B CN 108035402B
- Authority
- CN
- China
- Prior art keywords
- standpipe
- water
- hole
- fire
- 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.)
- Active
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B9/00—Methods or installations for drawing-off water
- E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Multiple-Way Valves (AREA)
Abstract
The present invention provides can anticorrosion, anti abrasive fire hydrant comprising be embedded in below ground and can more than auto-extending to ground and automatically contract to switch between below ground for providing the hydrant body at water source to fire fighter；The hydrant body includes the first standpipe of position fixed setting, is coaxially movably set in inside the first standpipe and moves the second standpipe of completion contraction/stretching, extension along the central axis of the first standpipe, it is additionally provided between first standpipe and the second standpipe and is detached from the position-limit mechanism that the first standpipe moves along the first standpipe central axis for limiting the second standpipe, and when the first standpipe moves to position-limit mechanism, the first standpipe is mutually connected with the second standpipe；First standpipe inner cavity wall portion, the region be connected between block, shell one constitute transition cavity, and when positioning conduction mechanism moves to position-limit mechanism, the first standpipe is mutually connected with the second standpipe.
Description
Technical field
The present invention relates to a kind of fire-fighting equipments, and in particular to a kind of fire hydrant.
Background technique
Huge disaster also is brought to the mankind while fire offers convenience to the mankind, fire hydrant is that a city is indispensable
Fire fighting device indicates the development speed in a city, and the fire fighting device in city is generally all located at ground or more, often by road
The vehicle crossed is miscued or even is smashed, and the fire hydrant after being smashed can give off a large amount of water, is not only influenced urban transportation, is influenced city
City's beautification, also wastes water resource, in addition to this, it is also possible to therefore delayed the fire rescue in city, to the life of people
Property safety brings grave danger.
Summary of the invention
To solve the deficiencies in the prior art, below ground is installed on the object of the present invention is to provide one kind and telescopic disappear
Anti- bolt.
To realize the above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.
It can anticorrosion, anti abrasive fire hydrant comprising be embedded in below ground and can be more than auto-extending to ground
It is used to provide the hydrant body at water source to fire fighter with automatically contract to switch between below ground；
The hydrant body includes the first standpipe of position fixed setting, to be coaxially movably set in the first fire-fighting vertical
The second standpipe of completion contraction/stretching, extension, the first standpipe are moved inside pipe and along the central axis of the first standpipe
It is additionally provided between the second standpipe and is detached from first along the first standpipe central axis for limiting the second standpipe
The position-limit mechanism of standpipe movement, and when the first standpipe moves to position-limit mechanism, the first standpipe disappears with second
Anti- standpipe is mutually connected, and the first standpipe, the second standpipe are the cylindric tube body of both ends open, and described first disappears
It is laid with connection block along its short transverse on the periphery of anti-standpipe, is connected in block and coaxially offers runner three, three one end of runner
Opening extends to the inner cavity connection of the bottom open end, the other end and the first standpipe of the first standpipe；
It is provided on second standpipe and disappears for controlling the first standpipe with second with position-limit mechanism cooperation
The positioning conduction mechanism of anti-standpipe on/off, positioning conduction mechanism includes and phase isometrical coaxially arranged with the second standpipe
Connect connection connecting tube, with the coaxially arranged conducting block of connecting tube, the outer diameter of second standpipe is less than first
The inner cavity of the internal diameter of standpipe, conducting block and the first standpipe matches, the first standpipe inner cavity wall portion, the second fire-fighting
Standpipe periphery, conducting block between region constitute hold water cavity, the first standpipe inner cavity wall portion, conducting block, shell one it
Between region constitute transition cavity, when positioning conduction mechanism and moving to position-limit mechanism, the first standpipe and the second fire-fighting are stood
Pipe is mutually connected.
Of the invention advanced optimizing and improving.
The conducting block is to match with the first standpipe inner cavity and constitute slide-and-guide with the first standpipe inner cavity
The cylindrical body of cooperation coaxially offers groove depth direction and the second standpipe central axis upright on the conducting block periphery
Connection annular groove, connect annular groove slot bottom offer with the first conduction hole for connecting tube cavity connection, the conducting block deviates from
The second conduction hole for being offered on the end face of connecting tube and connecting the connection of annular groove cell wall, positioned at the center connected annular groove with block is connected
Pressure valve is additionally provided between axis, the pressure valve includes being opened in conducting block upper installing hole, Matching installation in mounting hole
There are the second spool, the first spring, sealing cover, second spool includes the triggering that conducting block upper surface is stretched out by mounting hole
Bar is fixedly and coaxially connected with frizzen and is located at the second insert body for constituting slide-and-guide cooperation in mounting hole with mounting hole,
Second insert body can realize the closure to the first conduction hole, and the sealing cover is matched with mounting hole, and the first spring is located at the
Between two spools and sealing cover, the second spool of resilient force of the first spring is directed away from the direction movement of sealing cover.
Of the invention advanced optimizing and improving.
Above-mentioned position-limit mechanism includes retention bead and the company of being set to for being set to the first standpipe water outlet inner cavity
Limit raised line on adapter tube, the retention bead are along built in the first standpipe lumen circumference thereto narrowed limit of the heart
Step, and the difference between the above-mentioned frizzen height stretched out and limit raised line height is greater than/is equal to the diameter of the first conduction hole.
Of the invention advanced optimizing and improving.
Second conduction hole shows several along the Circle-Array for connecting annular groove, and first conduction hole is along connection ring
The slot bottom array of slot has several.
The beneficial effect of the present invention compared with prior art is, fire hydrant provided by the invention be installed on earth's surface hereinafter,
When not in use, fire hydrant occupied space and will not be not easy to be damaged by shocks such as vehicles, when use can auto-extending ground complete to supply
Water.
Detailed description of the invention
In order to illustrate the embodiments of the present invention more clearly, attached drawing needed in the embodiment will be done simply below
It introduces, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ordinary skill people
For member, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is structural schematic diagram of the present invention under contraction state.
Fig. 2 is structural schematic diagram of the present invention under extended state.
Fig. 3 is inside overall structure diagram of the invention.
Fig. 4 is inside overall structure diagram of the invention.
Fig. 5 is the cooperation schematic diagram between the first valve and conducting pipe network of the invention.
Fig. 6 is Bernoulli Jacob's connecting pipe structure schematic diagram of the invention.
Fig. 7 is the first valve internal structural schematic diagram of the invention.
Fig. 8 is the structural schematic diagram of shell one of the invention.
Fig. 9 is the structural schematic diagram of shell one of the invention.
Figure 10 is the cooperation schematic diagram of shell one and the first spool of the invention.
Figure 11 is through plate structural schematic diagram of the invention.
Figure 12 is through plate structural schematic diagram of the invention.
Figure 13 is the fit structure schematic diagram of shell one and through plate of the invention.
Figure 14 is the first valve core structure schematic diagram of the invention.
Figure 15 is the first valve core structure schematic diagram of the invention.
Figure 16 is the first standpipe of the invention, the second standpipe, the cooperation schematic diagram between the first spool.
Figure 17 is the first standpipe structural schematic diagram of the invention.
Figure 18 is the first standpipe of the invention, the first spool, the cooperation schematic diagram between shell one.
Figure 19 is positioning conduction mechanism structural schematic diagram of the invention.
Figure 20 is positioning conduction mechanism structural schematic diagram of the invention.
Figure 21 is the structural schematic diagram that positioning conduction mechanism of the invention is in an off state.
Figure 22 is the structural schematic diagram of positioning conduction mechanism of the invention in an ON state.
Figure 23 is shell two of the invention, drives disk, supports the cooperation schematic diagram between disk.
Figure 24 is the structural schematic diagram that water outlet connecting tube of the invention is in contraction state.
Figure 25 is the structural schematic diagram that water outlet connecting tube of the invention is in stretching state.
Figure 26 is the cooperation schematic diagram of the second standpipe and shell two of the invention.
Figure 27 is the cooperation schematic diagram of drive sleeve and driving disk of the invention.
Figure 28 is the cooperation schematic diagram of the second valve and shell two of the invention.
Figure 29 is the second valve mechanism schematic diagram of the invention.
Figure 30 is the structural schematic diagram of pressing valve pocket of the invention.
Figure 31 is guidance set of the invention, the first standpipe, the cooperation schematic diagram between shell two.
Figure 32 is the cooperation schematic diagram of guidance set of the invention and the first standpipe.
It is denoted as in figure：
100, the first valve；110, shell one；111, annular sleeve；112, connection mouth one；113, connection mouth two；114, it is connected to
Kong Yi；115, intercommunicating pore two；116, the first limited step；117, dilatation annular groove；120, the first spool；121, valve rod；122,
One insert body；122a, water-guiding hole one；122b, water-guiding hole two；122c, drainage annular groove；122cc, water-guiding hole three；122d, water guide
Kong Si；130, through plate；131, deflector hole one；132, deflector hole two；133, deflector hole three；134, deflector hole four；135, runner
One；136, runner two；140, bottom plate；
200, water circle device；210, Bernoulli Jacob's connecting tube；211, taper water inlet；212, conical water outlet；213, in
Between aqueduct；214, connection mouth three；220, conduction pipe one；230, water tank；240, conduction pipe 2 240；
300, hydrant body；310, the first standpipe；311, connectivity slot；312, runner three；313, built-in step is limited；
314, guide pad；315, guiding bar；320, the second standpipe；330, conduction mechanism is positioned；331, connecting tube；332, it is connected
Block；332a, annular groove is connected；332aa, the first conduction hole；332b, the second conduction hole；332c, pressure valve；332c1, the second spool；
332c2, the first spring；332c3, sealing cover；332d, third conduction hole；333, drive rod；
400, open-and-close mechanism；410, movable component；411, shell two；411a, hole is stretched out；411aa, linear guide groove；411b,
It is discharged connecting tube；411bb, support guide bar；411c, the second limited step；411d, support limit step；412, disk is driven；
412a, circular arc driver slot；413, disk is supported；420, drive sleeve；421, guide groove is driven；421a, breeze way；421b, driving
Section；421c, boot segment；430, guidance set；431, connecting plate；432, guide rod；
500, the second valve；510, mounting plate；520, valve pocket is pressed；521, section is pressed；521a, state switch accommodating cavity；
521b, polygon drive hole；522, driving gear；530, third spool；540, second spring；550, traction component；551, from
Moving gear；552, threaded rod；
600, fire-hydrant cabinet.
Specific embodiment
With reference to the attached drawing in the embodiment of the present invention, technical solution in the embodiment of the present invention carries out clear, complete
Ground description, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, those of ordinary skill in the art without making creative work, every other reality obtained
Example is applied, the scope of the present invention is belonged to.
As shown in Figure 3-4, it is installed on the self extending Concealed fire bolt of town road or architecture storey comprising embedded
In below ground and can more than auto-extending to ground and automatically contract to switch between below ground for disappearing
Anti- personnel provide the hydrant body 300 at water source, are set between hydrant body 300 and city supply water pipeline for controlling fire hydrant
Body 300 is in stretching state and the first valve 100 of contraction state switching, the open-and-close mechanism that is sheathed on outside hydrant body 300
400, the driving realization that open-and-close mechanism 400 can receive hydrant body 300 switches between opening state and closed state, fire hydrant
Body 300 in contraction state and locates below ground level in a non-operative state, when it is desired to be used, opens the first valve 100, disappears
Anti- body 300 can be connected more than auto-extending ground and with city supply water pipeline, avoid hydrant body 300 due to being arranged on ground
It more than face is smashed by vehicle or generation phenomena such as corrosion and ageing is serious.
As shown in fig. 7, first valve 100 includes shell 1, the first spool 120, bottom plate 140, shell one
The 110 circular cylindrical shape cylinders sealed for the open at one end, other end, wherein the sealed end of shell 1 is coaxially installed with and shell
The annular sleeve 111 that one 110 inner cavities are connected, be equipped on shell 1 annular sleeve 111 end surfaces offer extending direction with
Intercommunicating pore 1, the intercommunicating pore 2 115 of one 110 centerline axis parallel of shell, intercommunicating pore 1, intercommunicating pore 2 115 are located at shell
It wall portion between one 110 periphery of one 110 inner cavity of body and shell and is connected respectively with the open end of shell 1, it is described
The region also arranged for interval not being overlapped with intercommunicating pore 1, intercommunicating pore 2 115 on the periphery of shell 1 have respectively with shell
The connection mouth 1 and connection mouth 2 113 that one 110 inner cavity of body is connected, bottom plate 140 and the open end of shell 1 cooperatively form
The accommodating cavity of the first spool 120 is accommodated, the limit structure being provided in cavity for being constrained the first spool 120 is accommodated
Part, limit component limit the first spool 120 and move along the central axis of shell 1, also set up on first valve 100
There is the means of communication for being connected to the first spool 120 and intercommunicating pore 1, intercommunicating pore 2 115.
First spool 120 include valve rod 121, the first insert body 122, the first insert body 122 be with it is above-mentioned
Accommodating cavity matches and can be around the cylinder of own axis, and valve rod 121 is fixedly connected with the first insert body 122 and concentric cloth
It sets, valve rod 121 stretches out 110 inner cavity of shell by annular sleeve 111 and connect with driving mechanism, structure between valve rod 121 and annular sleeve 111
At cooperation is slidingly sealed, valve rod 121 be can receive from external driving force, and the driving force is transferred to the first insert body 122,
To which the first insert body 122 of driving is around own axis, unlatching/closing of the first valve 100 is realized.
Groove depth direction is coaxially offered on the periphery of first insert body 122 perpendicular to 121 central axis of valve rod
The slot bottom of the drainage annular groove 122c of line, drainage annular groove 122c offer three 122cc of water-guiding hole, and the first insert body 122 is equipped with
The end surfaces of valve rod 121 offer one 122a of water-guiding hole, two 122b of water-guiding hole, wherein one 122a of water-guiding hole, water-guiding hole two
122b runs through the wall portion of the first insert body 122, the first insert body 122 along the central axis of the first insert body 122 respectively
Four 122d of water-guiding hole connected with three 122cc of water-guiding hole is also provided with away from the end face of valve rod 121.
More specifically, the limit component is the first limited step 116 being opened in accommodating cavity, the first limit
Step 116 is for limiting movement of first spool 120 along one 110 central axis of shell towards one 110 sealed end of shell, the first limit
Position step 116 closes on the sealed end arrangement of shell 1 and the first insert body 122, the first limited step 116, accommodating sky
The water containing space gap of sealing is formed between chamber, above-mentioned 2 113 one end of connection mouth is connected with water containing space gap, the other end and the external world connect
It is logical.
More optimize, in order to increase the carrying capacity of 100 water flow of the first valve, accommodating cavity wall portion and drainage annular groove 122c
Corresponding position also coaxially offer groove depth direction with drain the parallel dilatation annular groove 117 of annular groove 122c, drainage annular groove 122c with
Dilatation annular groove 117, which is constituted, holds aquaporin, above-mentioned one 112 one end of connection mouth and the connection of appearance aquaporin, the other end and urban water supply
Pipeline is connected.
As figs 11-13, above-mentioned means of communication is the through plate being set between shell 1 and bottom plate 140
130, the medium position of through plate 130 is spaced apart the deflector hole 1, the deflector hole 2 132 that are equipped with through its plate thickness, through plate
130 marginal positions are spaced apart deflector hole 3 133, the deflector hole 4 134 being equipped with through its plate thickness,
Wherein deflector hole 3 133 connect connection, deflector hole 4 134 and above-mentioned intercommunicating pore with above-mentioned intercommunicating pore 1
2 115 connections are connected, and deflector hole 1, deflector hole 2 132 are located in accommodating cavity and can be real with the rotation of the first spool 120
Now with the on/off of the first spool 120.
Mutually connected between the deflector hole 1 and deflector hole 4 134, deflector hole 2 132 and deflector hole 3 133 it
Between mutually connect, specific scheme is, through plate 130 offers open opening straight down away from the end face of accommodating cavity
Runner 1, runner 2 136, wherein runner 1 is between deflector hole 3 133 and deflector hole 2 132 and deflector hole three
133 can be connected with deflector hole 2 132 by runner 1, and runner 2 136 is between deflector hole 4 134 and deflector hole 1
And deflector hole 4 134 and deflector hole 1 can connect by runner 2 136, the bottom plate 140 can cooperate with through plate 130
It realizes the sealing to runner 1, runner 2 136, has the runner of open notch come real by opening up on through plate 130
Mutual connection between existing deflector hole, greatly reduces the difficulty of actual production processing, reduces production cost.
First valve 100 in the open mode, connect, water-guiding hole one by four 122d of water-guiding hole and deflector hole 1
122a and deflector hole 2 132 are connected.
First valve 100 is when in the transition state switched from opening state to closed state, deflector hole one
131, deflector hole 2 132 is in an off state between the first spool 120.
When the first valve 100 completion transition switching is in off state, four 122d of water-guiding hole connects with deflector hole 2 132
Logical, two 122b of water-guiding hole and deflector hole 1 are connected.
As shown in Figure 16,17, the hydrant body includes the first standpipe being vertically arranged on the first valve 100
310, it is coaxially movably set in 310 inside of the first standpipe and moves completion along the central axis of the first standpipe 310 and receive
The second standpipe of contracting/stretching, extension 320 is additionally provided between first standpipe 310 and the second standpipe 320 for limiting
Second standpipe 320 is detached from the position-limit mechanism that the first standpipe 310 moves along 310 central axis of the first standpipe, and
When the first standpipe 310 moves to position-limit mechanism, the first standpipe 310 and the second standpipe 320 are mutually connected, the
One standpipe 310, the second standpipe 320 are the cylindric tube body of both ends open, wherein the first standpipe 310 and
Be provided with the support seal receptacle to match with shell 1 on the end face of one valve 100 cooperation, support offered on seal receptacle with
The connectivity slot 311 that first standpipe, 310 inner cavity is connected, above-mentioned intercommunicating pore 2 115 and connectivity slot 311 are connected, and described the
It is laid with connection block along its short transverse on the periphery of one standpipe 310, is connected in block and coaxially offers runner 3 312,
3 312 one end of runner and the inner cavity of the connection of intercommunicating pore 1, the other end and the first standpipe 310 are connected, and runner three
312 and 310 inner cavity of the first standpipe connection at close on end of first standpipe 310 far from the first valve 100.
It is additionally provided between second standpipe 320 and support seal receptacle with position-limit mechanism cooperation for controlling the
The positioning conduction mechanism 330 of one standpipe 310 and the second standpipe 320 on/off, positioning conduction mechanism 330 include
Connecting tube 331 that is isometrical coaxially arranged with the second standpipe 320 and being connected with each other connection and connecting tube 331 are coaxially arranged
Be connected block 332, block 332 and the is connected less than the internal diameter of the first standpipe 310 in the outer diameter of second standpipe 320
The inner cavity of one standpipe 320 matches, 310 inner cavity wall portion of the first standpipe, 320 periphery of the second standpipe, conducting
Region between block 332, which is constituted, holds water cavity, 310 inner cavity wall portion of the first standpipe, conducting block, the area between shell 1
Domain constitutes transition cavity, and when positioning conduction mechanism 330 moves to position-limit mechanism, the first standpipe 310 and the second fire-fighting are vertical
Pipe 320 is mutually connected.
The conducting block 332 is to match with 310 inner cavity of the first standpipe and constitute with 310 inner cavity of the first standpipe
The cylindrical body of slide-and-guide cooperation, the center of conducting block 332 offer avoid holes, and rotation Matching installation has drive rod in avoid holes
333,333 one end of drive rod is connect with valve rod 121, the other end passes through 320 inner cavity of the second standpipe and connect with driving mechanism, is
It prevents from positioning 330 motion process of conduction mechanism drive rod 333 and valve rod 121 to be detached to cooperate, inside the drive rod 333
Drive hole is offered along center axis thereof, the valve rod 121 protrudes into drive hole, and valve rod 121 can be along the central axis of drive hole
Line moves and the driving of receivable drive hole is rotated around own axes, and when positioning conduction mechanism 330 moves to position-limit mechanism,
Valve rod 121 is still located in drive hole.
Groove depth direction is coaxially offered on 332 periphery of conducting block and 320 central axis of the second standpipe hangs down
Straight connection annular groove 332a, the slot bottom for connecting annular groove 332a offer the first conduction hole connected with 331 inner cavity of connecting tube
332aa, the conducting block offer the second drainage connected with connection annular groove 332a cell wall on the end face of connecting tube 332
Hole 332b is additionally provided with pressure valve 332c, the pressure positioned at connecting between annular groove 332a and the central axis that block 332 is connected
Valve 332c includes the mounting hole being opened on conducting block 332, and Matching installation has the second spool 332c1, the first spring in mounting hole
332c2, sealing cover 332c3, the second spool 332c1 include by mounting hole stretch out conducting block upper surface frizzen,
It is coaxially solidly connected with frizzen and is located at the second insert body for constituting slide-and-guide cooperation in mounting hole with mounting hole, the second valve
Core ontology can realize the closure to the first conduction hole 332aa, and the sealing cover 332c3 is matched with mounting hole, the first spring
332c2 is between the second spool 332c1 and sealing cover 332c3, the second spool of resilient force of the first spring 332c2
332c1 be directed away from sealing cover 332c3 direction movement, when position conduction mechanism 330 move to position-limit mechanism when, frizzen with
Position-limit mechanism contact, thus push the second spool 332c1 that the elastic force of the first spring 332c2 is overcome to move downward, the first drainage
Hole 332aa is opened, and water flow is entered by the second conduction hole 332b to be connected annular groove 332a and enter connection by the first conduction hole 332aa
Pipe 331 enters the second standpipe 320 therewith.
More specifically, above-mentioned position-limit mechanism includes the limit convex for being set to 310 water outlet inner cavity of the first standpipe
Rise and the limit raised line that is set in connecting tube 331, the retention bead be along 310 lumen circumference of the first standpipe to
Step 313 built in the narrowed limit in its center, and the difference between the above-mentioned frizzen height stretched out and limit raised line height is big
In/be equal to the first conduction hole 332aa diameter, when position conduction mechanism 330 move to position-limit mechanism when, frizzen and limit in
The conflict of step 313 is set, the second spool 332c1 overcomes the elastic force of the first spring 332c2 to move downward, when limit raised line and limit
When built-in step 313 contacts, 330 stop motion of conduction mechanism, the second spool 332c1 stop motion, at this point, the first drainage are positioned
Hole 332aa is fully opened.
More perfect, in order to increase the water flow carrying capacity in positioning 330 unit time of conduction mechanism, described second draws
Discharge orifice 332b shows several along the Circle-Array for connecting annular groove 332a, and the first conduction hole 332aa is along connection annular groove 332a
Slot bottom array have several.
The open-and-close mechanism 400 include coaxially be movably set in drive sleeve 420 outside the first standpipe 310,
It is installed on drive shell 420 and connect the folding group connected far from 310 end of the first standpipe and with the second standpipe 320
Part 410, movable component 410 can be moved synchronously with the second standpipe 320, and drive sleeve 420 receives the second standpipe 320
It drives and drives movable component 410 to switch between opening state and closed state under the constraint of the first standpipe 310.
The movable component 410 includes shell 2 411, drive disk coaxially arranged with shell 2 411 and rotation connection
412, support disk 413 that is coaxially arranged with shell 2 411 and being fixedly connected, wherein driving disk 412 be located at shell 2 411 and
It supports between disk 413, the shell 2 411 is connect with the second standpipe 320, driving disk 412 and drive sleeve 420
Connection.
The shell 2 411 is the cylindrical housings of other end sealing open at one end, the wherein sealing of shell 2 411
The round connector sleeve connected with its inner cavity and matched with the second standpipe 320 is provided at the center at end, the second fire-fighting is vertical
320 coaxial sleeve of pipe is set to inside round connector sleeve, is offered at above-mentioned 412 center of driving disk and is matched with round connector sleeve
Sleeve joint hole, drive disk 412 is set to the outside of round connector sleeve by sleeve joint hole coaxial sleeve and can drive around own axis
The end face of disk 412 towards support disk 413 is provided with the driving rotary table coaxially arranged with sleeve joint hole, the support disk 413
Center at offer with the slide opening that matches of driving rotary table periphery, support disk 413 is rotated coaxially by slide opening to be sheathed on
It drives outside rotary table, supports and be fixedly connected between disk 413 and shell 2 411 by fastener, driving disk 412 can support
Around own axis, drive sleeve 420 and the driving coaxial cloth of rotary table in the cavity that disk 413 and shell 2 411 cooperatively form
It sets and is detachably connected by fastener.
The stretching hole 411a connected with its inner cavity is offered on the periphery of the shell 2 411, stretches out hole 411a's
Extending direction along shell 2 411 radially outward radiation, stretch out hole 411a wall portion be also provided with and 2 411 bottom end face of shell
The guide direction of the linear guide groove 411aa connected, linear guide groove 411aa and the centerline axis parallel for stretching out hole 411a.
Circular arc driver slot 412a is offered on the driving disk 412, the starting point of circular arc driver slot 412a is close to driving
The center of disk 412, the terminal of circular arc driver slot 412a is far from the center of driving disk 412, wherein arc-shaped driver slot 412a
When being rotated with driving disk 412 starting point to the end be less than along the distance that is radially offset from of driving disk 412/be equal to linear guide groove
The length of 411aa.
The movable component 410 further includes that shiding matching is installed on the water outlet connecting tube 411b and line for stretching out hole 411a
Shape guide groove 411aa shiding matching and support guide bar 411bb with circular arc driver slot 412a shiding matching, wherein support guide bar
The one end 411bb passes through linear guide groove 411aa, and connecting tube 411b is connect, the other end is slideably positioned in circular arc driver slot 412a with water outlet
Interior, support guide bar 411bb along the guide direction of arc guide groove 412a and linear can be led simultaneously with the rotation of driving disk 412
The guide direction of slot 411aa moves, and when disk 412 being driven to rotate clockwise, support guide bar 411bb is by circular arc driver slot
The starting point of 412a moved to the terminal of circular arc driver slot 412a and meanwhile support guide bar 411bb along linear guide groove 411aa to separate
The center movement of shell 2 411, at this point, the water outlet connecting tube 411b being connected with support guide bar 411bb is moved synchronously and passed through
It stretches out hole 411a and stretches out shell 2 411, fire fighter is facilitated to connect water pipe, when driving disk 412 rotates counterclockwise, support guide
Bar 411bb is moved from the terminal of circular arc driver slot 412a to the starting point of circular arc driver slot 412a while the edge support guide bar 411bb
Linear guide groove 411aa is to the center movement close to shell 2 411, at this point, the water outlet connecting tube being connected with support guide bar 411bb
411b, which is moved synchronously and passed through, to be stretched out hole 411a and stretches and collapse into shell 2 411, avoids water outlet connecting tube 411b exposed outside and old
Change.
The drive sleeve 420 is sheathed on the outside of the first standpipe 310, and the wall portion of drive sleeve 420 is along its height
Degree direction offers the driving guide groove 421 for pushing drive sleeve 420 to rotate, outer circle of first standpipe 310 close to water outlet
The guiding bar 315 to match with driving guide groove 421 is installed, the guiding bar 315 can be in driving guide groove 421 along drive on face
The guide direction sliding of dynamic guide groove 421, guiding bar 315 and driving guide groove 421 constitute slide-and-guide cooperation, the driving guide groove
421 include being located at 420 periphery top of drive sleeve for guiding drive sleeve 420 with 320 stretch out motion of the second standpipe
Linear type boot segment 421c, be set to 420 periphery lower part of drive sleeve linear type breeze way 421a and be located at guidance
For pushing drive section 421b of the drive sleeve around own axis, the drive section between section 421a and breeze way 421a
421b respectively with boot segment 421c, the angled connection of breeze way 421a, and when guiding bar 315 by boot segment 421c through drive section
During 421b moves to breeze way 421a, drive sleeve 420 is rotated clockwise, and guiding bar 315 is by breeze way 421a through driving
During dynamic section 421b moves to boot segment 421c, drive sleeve 420 is rotated counterclockwise.
In order to avoid the phenomenon for causing guiding bar 315 stuck in driver slot 421 due to unbalance stress, the driver slot
There are two 421 settings, it is preferred that two driver slots are placed in 420 diameter side of drive sleeve.
The scheme more optimized, the length of boot segment 421c are the maximum between step built in above-mentioned limit and limit raised line
4th/3rd to five/4ths of distance, design is advantageous in that in this way, and the second standpipe 320 is protruding but does not rotate
And when not connecting with the first standpipe 310, fire hose can be connected to folding group using this neutral gear time by fire fighter
On part 410, then it is discharged connecting tube 411b and stretches out shell 2 411 under the driving of drive sleeve 420 and extend to fire hose
Valuable time has been striven for for quick extinguishing in inner cavity.
In order to increase the number of fire hydrant connection fire-fighting fire hose to improve fire-fighting efficiency, the water outlet connecting tube
411b shows several along the Circle-Array of shell 2 411, similarly stretches out hole 411a, linear guide groove 411aa, circular arc driver slot 412a
It is correspondingly arranged.
In order to avoid drive sleeve 420 receive movable component 410 traction moved upwards along the first standpipe 310 when,
Occur shaking and drive sleeve 420 and 310 periphery of the first standpipe being caused to generate friction in 410 motion process of movable component
Phenomena such as even stuck, guidance set 430, guidance set 430 are also had additional between shell 2 411 and the first standpipe 310
Including matching with being set on the first standpipe 310 guide pad 314 along 310 short transverse of the first standpipe and constitute slide-and-guide
Two guide rods 432 of conjunction are set to the connecting plate 431 connecting between two guide rods 432 and with round connector sleeve, the second fire-fighting
Standpipe 320 push movable component movement during, guide rod 432 along guide pad 314 laying direction synchronous slide, into one
The accuracy for ensuring movable component movement of step.
Above-mentioned drive rod 333 protrudes into 2 411 inner cavity of shell, shell 2 411 by the water outlet of the second standpipe 320
Open end be hinged with sealing cover, when needing using fire hydrant, open sealing cover, rotation of drive rod 333 to driving first
Valve 100 is opened, and closes sealing cover, water flow is by the second standpipe 320 into the inner cavity of shell 2 411 and by water outlet connecting tube
It discharges.
Due to the second standpipe 320 by be stretched over connect during the time it is relatively short, fire fighter is difficult at this
The connection of short completion fire hose and fire hydrant, if the connection with hydrant body cannot be completed in time, once high pressure water
After source is sprayed by water outlet connecting tube 411b, it is desirable to which reconnecting fire hose, it is almost impossible, not only causes a large amount of water in this way
The waste of resource also affects the efficiency of fire extinguishing, therefore the scheme more optimized as this programme, the movable component 410
It is inside additionally provided with the second valve 500, the second valve 500 is being connected for controlling water outlet connecting tube 411b with 2 411 inner cavity of shell
Switching between state and off-state can pass through control that is, when the second standpipe 320 is connected with 2 411 inner cavity of shell
Whether the water outlet of second valve 500 control water outlet connecting tube 411b, thus fire fighter can first distinguish fire hose
After connecting connection with water outlet connecting tube 411b, then the second valve 500 is opened, to realize the fire extinguishing disaster relief.
Second valve 500 is set to the inner cavity of shell 2 411, and the second valve 500 includes being open with shell 2 411
The sealing plate to match, mounting plate 510, pressing valve pocket 520, third spool 530 are held, the open end setting of shell 2 411 is useful
Seal the support limit step 411d of end motion towards shell 2 411 along 2 411 central axis of shell in limitation mounting plate 510,
The inner cavity of above-mentioned round connector sleeve is arranged restricted third spool 530 and is directed away from shell nozzle end motion along shell 2 411
The second limited step 411c, while the second limited step 411c be also used for limitation the second standpipe 320 along center axis thereof
Towards the opening end motion of shell 2 411.
More specifically, 510 center of mounting plate offers the through-hole stretched out for drive rod 333, the third
Spool 530 is coaxially movably set in the outside of drive rod 333, and pressing valve pocket 520 is sheathed on the end of drive rod 333, drive rod
333 nested domains for being located between pressing valve pocket 520 and third spool 530, which are equipped with, pushes pressing valve pocket 520 far from third spool 530
The second spring 540 of movement, and interlinked mechanism is provided between pressing valve pocket 520 and drive rod 333, interlinked mechanism includes master
Dynamic separation member, driven separation member, active separation member are installed on pressing valve pocket 520, and driven separation member is installed on drive rod 333, when
When active separation member, driven separation member are in contact, realize that pressing valve pocket 520 drives the rotation of drive rod 333；Valve pocket is pressed when connecting
520 when moving downward, that is, can trigger interlinked mechanism, realize the transmission of power.
As shown in figure 30, the pressing valve pocket 520 includes pressing section 521, presses and is provided with and drive rod in section 521
The 333 state switching accommodating cavity 521a to match, it is preferable that above-mentioned interlinked mechanism can be to be set to shape in pressing section 521
State switches the polygon drive hole 521b above accommodating cavity 521a, and is set at the top of drive rod 333 upper and and polygon
The polygon cylinder that drive hole 521b matches；Interlinked mechanism can also be to be set to state switching accommodating cavity in pressing section 521
Internal spline above 521a, and it is set to external splines that is upper at the top of drive rod 333 and matching with external splines；For example, working as
When pressing valve pocket 520 overcomes the elastic force of second spring 540 to move downward, on the external splines and pressing section 521 on drive rod 333
Internal spline matching, thus realize pressing valve pocket 520 drive drive rod 333 rotation.
It is additionally provided between the pressing valve pocket 520 and third spool 530 for drawing third spool 530 along drive rod
The traction component 550 of 333 central axis movement, the inner cavity of shell two, which is additionally provided with, to be extended and is used for along center axis thereof direction
It is provided with the bootstrap block to match with guiding groove on the mobile guiding groove of guidance third spool 530, third spool 530, by leading
Draw the traction of component 550 so that third spool 530, which is realized, with the coincidence of the second limited step 411c blocks/separate connection, it is described
Traction component 550 include be sheathed on pressing 520 periphery of valve pocket and with pressing valve pocket 520 be fixedly connected driving gear 522,
Be rotatably dispose on mounting plate 510 and engaged with driving gear driven gear 551, be set to third spool 530 and driven tooth
The threaded rod 552 being arranged in parallel between wheel 551 and with drive rod 333,552 one end of threaded rod is by being opened in third spool 530
It above and with the tapped through hole that threaded rod 552 matches is threadedly coupled with third spool 530, the rotation of the other end and driven gear 551
Shaft is fixedly connected, and third spool 530 can realize that the central axis along drive rod 333 moves up and down with the rotation of threaded rod 552,
Connection is blocked/separates with the coincidence of the second limited step 411c to realize, and when interlinked mechanism triggering, driving gear 522
It is disengaged from driven gear 551, when active separation member, driven separation member separate, driving gear 522 restores and driven gear
551 engagement, i.e., when fire fighter pushes down on pressing valve pocket 520 and rotates, pressing valve pocket 520 makes 333 turns of drive rod
It moves and opens the first valve 100, driving gear 522 loses with driven gear 551 and engages at this time, the second valve
500 still in closed state, and after removing external force, pressing valve pocket 520 resets under the promotion of second spring 540, at this point, driving tooth
Wheel 522 is engaged with the recovery of driven gear 551, and the second standpipe 320 is protruding until the second standpipe 320 disappears with first
Anti- standpipe 310 is connected, and fire fighter connects fire hose, directly rotation pressing valve pocket 520, and driving gear 522 drives driven
Gear 551 rotates, and further, driving threaded rod 552 rotates, and third spool 530 moves upwards, third spool 530 and second
Limited step 411c is detached from cooperation, and round connector sleeve and 2 411 inner cavity of shell are connected, and water flow is entered by the second standpipe 320
2 411 inner cavity of shell simultaneously finally enters fire hose through being discharged connecting tube 411b.
In order to avoid due to unbalance stress cause third spool 530 along drive rod 333 move during with drive rod 333
Stuck phenomenon occurs, and the driven gear 551 shows several along through-hole Circle-Array, the corresponding arrangement of threaded rod 552.
When work, the first valve 100 is opened, at this point, four 122d of water-guiding hole and deflector hole 1 are connected, water-guiding hole one
122a and deflector hole 2 132 are connected, and water flow is entered the appearance water in the first valve 100 by city supply water pipeline through connection mouth 1
Channel, further, water flow enter three 122cc of water-guiding hole, and water flow enters four 122d of water-guiding hole, and therewith, water flow enters deflector hole
One 131, water flow enters deflector hole 4 134 by runner 2 136, and further, water flow enters intercommunicating pore 2 115, therewith, water flow
Into slot 311 is connected, water flow enters transition cavity, and water flow is contacted with positioning conduction mechanism 330, in the presence of hydraulic pressure, water flow
The second standpipe 320 is pushed to be disappeared from the water inlet end of the first standpipe 310 to first along 310 central axis of the first standpipe
The water outlet end motion of anti-standpipe 310, in the process, movable component 410 are vertical with the second fire-fighting under the guiding of guidance set 430
Pipe 320 synchronizes stretch out motion, drive sleeve 420 and guidance set 430 move synchronously simultaneously drive sleeve in guiding bar 315 and
It drives and is rotated clockwise under the driving of guide groove 421 around own axes, the driving driving disk 412 of drive sleeve 420 rotates synchronously, out
Water connecting tube 411b is protruding by stretching out hole 411a, and transition cavity is gradually increased, and holds water cavity and is gradually reduced, holds water cavity
In water and/or air by runner 3 312 by intercommunicating pore 1 enter deflector hole 3 133, further, water flow passes through stream
Road 1 enters deflector hole 2 132, and therewith, water flows through one 122a of water-guiding hole and enters water containing space gap, and final water flow passes through connection mouth
2 113 the first valves 100 of discharge, until when positioning conduction mechanism 330 moves to position-limit mechanism, frizzen and the built-in step of limit
313 contradict, and the second spool 332c1 overcomes the elastic force of the first spring 332c2 to move downward, and when limit raised line and limit built-in platform
When rank 313 contacts, 330 stop motion of conduction mechanism, the second spool 332c1 stop motion, at this point, the first conduction hole are positioned
332aa is fully opened, and water flow is entered by the second conduction hole 332b connects annular groove 332a, and further, water flow is drawn by first
Discharge orifice 332aa enters connecting tube 331, eventually enters into the second standpipe 320, at this point, fire fighter is by fire hose and stretches out
The 411b connection of water outlet pipe connected pipe, open the second valve, water flow by the second standpipe by water outlet connecting tube 411b enter
Fire hose is for the disaster relief of putting out a fire.
When use finishes, fire hose is removed from water outlet connecting tube 411b, the first valve 100 is closed, when first
Valve 100 in switch from transition state from opening state to closed state when, deflector hole 1, deflector hole 2 132 with
It is in an off state between first spool 100, the second standpipe 320 stops water outlet and still in extended state at this time.
When the first valve completes transition in the closure state, four 122d of water-guiding hole and deflector hole 2 132 are connected at this time, are led
Two 122b of water hole and deflector hole 1 are connected, and water flow is entered in the first valve 100 by city supply water pipeline through connection mouth 1
Appearance aquaporin, further, water flow enters three 122cc of water-guiding hole, and water flow enters four 122d of water-guiding hole, therewith, water flow enter
Deflector hole 2 132, water flow enter deflector hole 3 133 by runner 1, and further, water flow is entered by intercommunicating pore 1
Runner 3 312, water flow, which enters, holds water cavity, and water flow is contacted with positioning conduction mechanism 330, in the presence of hydraulic pressure, water jet propulsion
Second standpipe 320 is along 310 central axis of the first standpipe by water outlet the first fire-fighting of direction of the first standpipe 310
The water inlet end motion of standpipe 310, positions conduction mechanism 330 and position-limit mechanism is detached from and cooperates, frizzen and the built-in step 313 of limit
It is detached from, elastic force of the second spool 332c1 in the first spring 332c2 moves upwards, and the first conduction hole 332aa is by the second spool
332c1 is blocked, and in the process, movable component 410 is synchronous with the second standpipe 320 under the guiding of guidance set 430 to be received
Contracting movement, drive sleeve 420 and guidance set 430 move synchronously simultaneously drive sleeve in guiding bar 315 and driving guide groove 421
Driving under rotated counterclockwise around own axes, drive sleeve 420 driving driving disk 412 rotate synchronously, be discharged connecting tube
411b holds water cavity and is gradually increased, transition cavity is gradually reduced, the water in transition cavity by stretching out hole 411a to contract
And/or air enters deflector hole 4 134 by intercommunicating pore 2 115 by connection slot 311, further, water flow passes through runner 2 136
Into deflector hole 1, therewith, water flows through two 122b of water-guiding hole and enters water containing space gap, and final water flow passes through 2 113 row of connection mouth
First valve 100 out, until the second standpipe 320 is collapsed into completely in the first standpipe 310.
By the above-mentioned course of work it is recognised that no matter disappearing in the 320 stretching stage of the second standpipe or second
All the first valve body 100 can be discharged by connection mouth 2 113 in the contraction phase of anti-standpipe 320, the water in transition cavity/appearance water cavity,
This part of water is not utilized, causes the waste of water resource, in order to realize that energy conservation and environmental protection reduces the purpose of water resource utility model,
This programme is solved using water circle device 200 is added on the first valve 100.
As shown in Fig. 3,5, the water circle device 200 includes Bernoulli Jacob's connecting tube 210, conduction pipe 1, water tank
230, conduction pipe 2 240, Bernoulli Jacob's connecting tube 210 are the round tube of both ends open, and be provided on its periphery with
The connection mouth 3 214 that its inner cavity is connected is connected when water flow flows through Bernoulli Jacob's connecting tube 210 by connection mouth 3 214 and Bernoulli Jacob
The water in water pipe that adapter tube 210 connects can automatically into Bernoulli Jacob's connecting tube 210, the water tank be offer water inlet,
The circular tank of water outlet, described 210 one end of Bernoulli Jacob's connecting tube connect connection, the other end and city with connection mouth 1
Water supply line connection is connected, and described one 220 one end of conduction pipe connect connection, the other end and water tank 230 with connection mouth 3 214
Water outlet connect and connect, the water inlet of described 2 240 one end of conduction pipe and water tank 230 connects, the other end and connection mouth
2 113 connections are connected.
As shown in fig. 6, Bernoulli Jacob's connecting tube 210 include taper water inlet 211, conical water outlet 212, taper into
Intermediate aqueduct 213, intermediate 213 one end of aqueduct and taper water inlet 211 are provided between the mouth of a river 211, conical water outlet 212
Connection, the other end and conical water outlet 212 are connected, and the openings of sizes of the taper water inlet 211 is along Bernoulli Jacob's connecting tube 210
Central axis by intermediate aqueduct 213 be directed toward taper water inlet 211 be gradually increased, the openings of sizes edge of conical water outlet 212
The central axis of Bernoulli Jacob's connecting tube 210 is directed toward conical water outlet 212 by intermediate aqueduct 213 and is gradually increased, the connection
Mouth 3 214 connect connection with intermediate aqueduct 213, its significance lies in that, so that the cross-sectional area of Bernoulli Jacob's connecting tube 210 is by taper
Water inlet 211 to conical water outlet 212 realizes the switching for being gradually decrease to be gradually increased, according to flow formula Q=V*A（Wherein Q
For flow, V is flow velocity, and A is flow cross-sectional area）Can one timing of proper flow, conduit cross-sectional area becomes smaller（That is when A reduces）,
After the speed V that fluid flows through pipeline will increase, therefore water flows into intermediate aqueduct by taper water inlet, the flow velocity of water will increase；
By Bernoulli equation：(wherein, p is pressure to p+1/2 ρ v^2+ ρ gh=constant, and ρ is fluid density, and v is fluid velocity, and g is gravity
Acceleration, h are height) it is found that fluid velocity v is bigger when fluid density ρ, gravity acceleration g, the timing of height h mono-, fluid with
Pressure on the interface of object contact is smaller, and therefore, water flow is when intermediate aqueduct 213 flows, water flow and intermediate aqueduct 213
Wall portion between pressure reduce, at this point, passing through conduction pipe 1 and intermediate water guide under the action of inside and outside atmospheric pressure is poor
The water flow in water tank 230 that pipe 213 connects can flow into intermediate aqueduct 213, and converge together with the water in city supply water pipeline
Enter to hold in aquaporin.
It advanced optimizes, in order to make the present apparatus easily facilitate disassembly, maintenance, maintenance, the invention also includes fire-hydrant cabinets
600, the first above-mentioned valve 100, water circle device 200, hydrant body 300, open-and-close mechanism 400, the second valve 500 be all provided with
It is placed in fire-hydrant cabinet 600, the top of fire hydrant cabinet 600 offers the extending port stretched out for hydrant body 300.
The contraction of fire hydrant is hidden and the method for high pressure water is sprayed from stretching, extension, and step is：
（One）The stretching, extension stage；
S1：Open the first valve 100, at this point, four 122d of water-guiding hole and deflector hole 1 are connected, one 122a of water-guiding hole with
Deflector hole 2 132 is connected, and water flow enters the appearance aquaporin in the first valve 100 through connection mouth 1 by city supply water pipeline, into
One step, water flow enters three 122cc of water-guiding hole, and water flow enters four 122d of water-guiding hole, and therewith, water flow enters deflector hole 1, water
Stream enters deflector hole 4 134 by runner 2 136, and further, water flow enters intercommunicating pore 2 115, and therewith, water flow enters connection
Slot 311, water flow enter transition cavity, and water flow is contacted with positioning conduction mechanism 330, in the presence of hydraulic pressure, water jet propulsion second
Standpipe 320 is along 310 central axis of the first standpipe from the water inlet end of the first standpipe 310 to the first standpipe
310 water outlet end motion；
S2：In the process, movable component 410 under the guiding of guidance set 430 with the second standpipe 320 synchronize stretch
Move out, drive sleeve 420 and guidance set 430 move synchronously simultaneously drive sleeve in guiding bar 315 and driving guide groove 421
Driving under rotated clockwise around own axes, drive sleeve 420 drives disk 412 to rotate synchronously, and water outlet connecting tube 411b is logical
Hyperextension portals, and 411a is protruding, and transition cavity is gradually increased, and holds water cavity and is gradually reduced, holds the water and/or sky in water cavity
Gas enters deflector hole 3 133 by intercommunicating pore 1 by runner 3 312, and further, water flow is entered by runner 1 to be led
Discharge orifice 2 132, therewith, water flow through one 122a of water-guiding hole and enter water containing space gap, and final water flow passes through the discharge of connection mouth 2 212 first
Valve 100；
S3：Until frizzen and the built-in step 313 of limit contradict when positioning conduction mechanism 330 moves to position-limit mechanism, the
Two spool 332c1 overcome the elastic force of the first spring 332c2 to move downward, when limit raised line is contacted with built-in step 313 is limited
When, position 330 stop motion of conduction mechanism, the second spool 332c1 stop motion, at this point, the first conduction hole 332aa is beaten completely
Open, water flow by the second conduction hole 332b enter connect annular groove 332a, further, water flow by the first conduction hole 332aa into
Enter connecting tube 331, eventually enter into the second standpipe 320, at this point, fire fighter connects fire hose and the outlet pipe of stretching
Pipe 411b connection, opens the second valve, and the second valve 500 is connecing for controlling water outlet connecting tube 411b with 2 411 inner cavity of shell
Switching between logical state and off-state, water flow by the second standpipe by water outlet connecting tube 411b, the second valve 500 into
Enter fire hose for the disaster relief of putting out a fire.
（Two）Transition stage；
S4：When use finishes, the second valve 500 is closed, fire hose is removed from water outlet connecting tube 411b, is closed
First valve 100, when the first valve 100 in switch from transition state from opening state to closed state when, deflector hole one
131, deflector hole 2 132 is in an off state between the first spool 100, at this time the second standpipe 320 stop water outlet and
Still in extended state.
（Three）Contraction phase；
S5：First valve completes transition and is in closed state, and four 122d of water-guiding hole and deflector hole 2 132 are connected at this time, leads
Two 122b of water hole and deflector hole 1 are connected, and water flow is entered in the first valve 100 by city supply water pipeline through connection mouth 1
Appearance aquaporin, further, water flow enters three 122cc of water hole, and water flow enters four 122d of water-guiding hole, therewith, water flow enter leads
Discharge orifice 2 132, water flow enter deflector hole 3 133 by runner 1, and further, water flow enters stream by intercommunicating pore 1
Road 3 312, water flow, which enters, holds water cavity, and water flow is contacted with conduction mechanism 330 is positioned, in the presence of hydraulic pressure, water jet propulsion the
Two standpipes 320 are stood by the water outlet of the first standpipe 310 towards the first fire-fighting along 310 central axis of the first standpipe
The water inlet end motion of pipe 310, positioning conduction mechanism 330 and position-limit mechanism disengaging cooperate, and frizzen takes off with built-in step 313 is limited
From elastic force of the second spool 332c1 in the first spring 332c2 moves upwards, and the first conduction hole 332aa is by the second spool
332c1 is blocked；
S6：In the process, movable component 410 is synchronous with the second standpipe 320 under the guiding of guidance set 550 receives
Contracting movement, drive sleeve 420 and guidance set 550 move synchronously simultaneously drive sleeve in guiding bar 315 and driving guide groove 421
Driving under rotated counterclockwise around own axes, drive sleeve 420 drives disk 412 to rotate synchronously, and water outlet connecting tube 411b is logical
Hyperextension portals 411a to contract, holds water cavity and is gradually increased, transition cavity is gradually reduced, water and/or sky in transition cavity
Gas enters deflector hole 4 134 by intercommunicating pore 2 115 by connection slot 311, and further, water flow is entered by runner 2 136 to be led
Discharge orifice 1, therewith, water flow through two 122b of water-guiding hole and enter water containing space gap, and final water flow passes through the discharge of connection mouth 2 212 first
Valve 100, until the second standpipe 320 is collapsed into completely in the first standpipe 310.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention；
Various modifications to these embodiments will be readily apparent to those skilled in the art, defined in the present invention
General Principle can be realized in other embodiments in the case where not departing from spirit or scope of the invention.Therefore, originally
Invention will not be defined to the embodiments shown herein, and be to fit to and the principles and novel features disclosed herein
Consistent widest scope.
Claims (4)
1. can anticorrosion, anti abrasive fire hydrant, which is characterized in that it include be embedded in below ground and can auto-extending extremely
More than ground and automatically contract to switch between below ground is used to provide the hydrant body at water source to fire fighter；
The hydrant body includes the first standpipe of position fixed setting, is coaxially movably set in the first standpipe
Portion and the second standpipe of completion contraction/stretching, extension, the first standpipe and are moved along the central axis of the first standpipe
It is additionally provided between two standpipes and is detached from the first fire-fighting along the first standpipe central axis for limiting the second standpipe
The position-limit mechanism of standpipe movement, and when the first standpipe moves to position-limit mechanism, the first standpipe and the second fire-fighting are vertical
Pipe is mutually connected, and the first standpipe, the second standpipe are the cylindric tube body of both ends open, and first fire-fighting is vertical
It is laid with connection block along its short transverse on the periphery of pipe, is connected in block and coaxially offers runner three, runner three is open at one end
Extend to the inner cavity connection of the bottom open end, the other end and the first standpipe of the first standpipe；
First standpipe is set on the first valve, and the first valve includes shell one, and the first standpipe is matched with the first valve
Be provided with the support seal receptacle to match with shell one on the end face of conjunction, support offered on seal receptacle in the first standpipe
The connectivity slot that chamber is connected；
It is provided on second standpipe vertical for controlling the first standpipe and the second fire-fighting with position-limit mechanism cooperation
The positioning conduction mechanism of pipe on/off, positioning conduction mechanism include isometrical coaxially arranged with the second standpipe and mutually interconnect
The connecting tube of connection and the coaxially arranged conducting block of connecting tube, the outer diameter of second standpipe is less than the first fire-fighting
The inner cavity of the internal diameter of standpipe, conducting block and the first standpipe matches, the first standpipe inner cavity wall portion, the second standpipe
Region between periphery, conducting block, which is constituted, holds water cavity, and the first standpipe inner cavity wall portion is connected between block, shell one
Region constitutes transition cavity, when positioning conduction mechanism moves to position-limit mechanism, the first standpipe and the second standpipe phase
Mutually connect.
2. according to claim 1 can anticorrosion, anti abrasive fire hydrant, which is characterized in that the conducting block be with
The matching of first standpipe inner cavity and the cylindrical body that slide-and-guide cooperation is constituted with the first standpipe inner cavity, the conducting block
The connection annular groove that groove depth direction Yu the second standpipe central axis upright are coaxially offered on periphery, connects the slot bottom of annular groove
The first conduction hole for offering and connecting tube cavity connection, the conducting block are offered and are connected on the end face of connecting tube
The second conduction hole that annular groove cell wall is connected is additionally provided with pressure valve positioned at connecting between annular groove and the central axis that block is connected, institute
The pressure valve stated includes being opened in conducting block upper installing hole, and Matching installation has the second spool, the first spring, sealing in mounting hole
Lid, second spool include stretching out the frizzen of conducting block upper surface by mounting hole, being fixedly and coaxially connected with frizzen
And it is located at the second insert body for constituting slide-and-guide cooperation in mounting hole with mounting hole, the second insert body can be realized to first
The closure of conduction hole, the sealing cover are matched with mounting hole, and the first spring is between the second spool and sealing cover, the first bullet
The second spool of resilient force of spring is directed away from the direction movement of sealing cover.
3. according to claim 2 can anticorrosion, anti abrasive fire hydrant, which is characterized in that above-mentioned position-limit mechanism packet
Include the limit raised line for being set to the retention bead of the first standpipe water outlet inner cavity and being set in connecting tube, the limit
Position protrusion is along the first standpipe lumen circumference step built in the narrowed limit of the heart, and the height that above-mentioned frizzen stretches out thereto
Difference between degree and limit raised line height is greater than/is equal to the diameter of the first conduction hole.
4. according to claim 3 can anticorrosion, anti abrasive fire hydrant, which is characterized in that second conduction hole
Several are shown along the Circle-Array for connecting annular groove, first conduction hole there are several along the slot bottom array for connecting annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711357566.XA CN108035402B (en) | 2017-12-16 | 2017-12-16 | It can anticorrosion, anti abrasive fire hydrant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711357566.XA CN108035402B (en) | 2017-12-16 | 2017-12-16 | It can anticorrosion, anti abrasive fire hydrant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108035402A CN108035402A (en) | 2018-05-15 |
| CN108035402B true CN108035402B (en) | 2018-11-16 |
Family
ID=62102997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711357566.XA Active CN108035402B (en) | 2017-12-16 | 2017-12-16 | It can anticorrosion, anti abrasive fire hydrant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108035402B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU403823A1 (en) * | 1969-09-15 | 1973-10-26 | EXTRACTIVE UNDERGROUND HYDRANT | |
| CN2616757Y (en) * | 2003-05-07 | 2004-05-19 | 王毅 | Telesopic water slug suitable for garden and fire fighting |
| CN201817858U (en) * | 2010-05-31 | 2011-05-04 | 南通天大消防器材有限公司 | Outdoor direct burial telescopic fire hydrant |
| CN205776526U (en) * | 2016-05-24 | 2016-12-07 | 马涛 | A kind of concealed underground hydrant |
| CN206721993U (en) * | 2017-05-11 | 2017-12-08 | 福建省泉州市旭高阀门科技有限公司 | A kind of outdoor rotation fire hydrant of anti-tamper |
-
2017
- 2017-12-16 CN CN201711357566.XA patent/CN108035402B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN108035402A (en) | 2018-05-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108031047B (en) | It is installed on the self extending Concealed fire bolt of town road or architecture storey | |
| CN101249477B (en) | Shower connection fixed structure | |
| CN203524474U (en) | Vertical type capsule brewing device used for coffee machine | |
| CN107725828A (en) | The Extensible water tap of hydraulic pressure regulation and control | |
| CN108035402B (en) | It can anticorrosion, anti abrasive fire hydrant | |
| CN108104205B (en) | Radial radiation-type multiplex roles fire hydrant waterworks | |
| CN108035403A (en) | The contraction of fire hydrant is hidden and the method for high pressure water is sprayed from stretching, extension | |
| CN107975104B (en) | It is installed on the self extending hidden fire hydrant of town road or architecture storey | |
| CN206063607U (en) | A kind of water-jet velocity and the adjustable fire-fighting lance of spray area | |
| CN103967077A (en) | Anti-flooding device of secondary water supply pump house | |
| CN107859094B (en) | The fire hydrant of linkage control based on high-pressure water power | |
| CN107965004B (en) | The contraction of fire hydrant is hidden and the method for high pressure water is sprayed from stretching, extension | |
| CN206817342U (en) | A kind of solar lawn lamp | |
| CN105361761A (en) | Plug structure of bathroom container | |
| CN108060766A (en) | A kind of architectural engineering protection type wall surface spraying device | |
| CN107725830B (en) | Self-expansion control method of fire hydrant based on Bernoulli principle | |
| CN208415382U (en) | A kind of flush type self extending fire hydrant applied to town road | |
| CN107752852A (en) | It is installed on the self-deploying shower nozzle of house washroom | |
| CN107869167B (en) | Telescopic fire hydrant based on fluid dynamic regulation | |
| CN201189496Y (en) | Gondola water faucet connection fixation structure | |
| CN107898358B (en) | A kind of spray being installed on washroom, bath method | |
| CN209003853U (en) | A kind of floor mop handle and a kind of Steam mop | |
| CN107960931B (en) | It is installed on self extending formula spray, the bath apparatus of house washroom | |
| CN203656280U (en) | Remote control valve device | |
| CN107675756B (en) | A kind of telescopic hidden-type fire hydrant based on bernoulli principle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181012 Address after: 362000 No. three house 257, Chen Ba village, Luoyang Town, Taiwan investment zone, Quanzhou, Fujian Applicant after: Quanzhou Nuo Li Sen Trade Co., Ltd. Address before: 230009 HeFei University of Technology, 193 Tunxi Road, Baohe District, Hefei, Anhui Applicant before: Fei Xianyan |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191231 Address after: 221000 Jiangsu Province, Xuzhou city Copper Mt. district town of willow Pavilion Village Patentee after: Xuzhou Shenwei Firefighting Equipment Co., Ltd. Address before: 362000 No. three house 257, Chen Ba village, Luoyang Town, Taiwan investment zone, Quanzhou, Fujian Patentee before: Quanzhou Nuo Li Sen Trade Co., Ltd. |
|
| TR01 | Transfer of patent right |