CN208620616U - A kind of water heater leak stop - Google Patents
A kind of water heater leak stop Download PDFInfo
- Publication number
- CN208620616U CN208620616U CN201820921734.7U CN201820921734U CN208620616U CN 208620616 U CN208620616 U CN 208620616U CN 201820921734 U CN201820921734 U CN 201820921734U CN 208620616 U CN208620616 U CN 208620616U
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- China
- Prior art keywords
- water
- valve
- channel
- water heater
- piston
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of water heater leak stops, including valve body assembly, check valve assembly, needle-like spool, hydraulicdirectional control valve component, piston valve port and knob, the valve body assembly includes that tap water enters valve passage, cold water is into water heater channel, hot water effluent channel and drainage channel, the drainage channel and hot water effluent channel connectivity part are provided with a water valve intake tunnel, the needle-like spool, which is located in drainage channel and the side wall of drainage channel is provided with one, unloads water nozzle, the knob is fixedly connected on the end of needle-like spool, the hydraulicdirectional control valve component is located at tap water and enters valve passage and cold water between water heater channel, the piston valve port is set to the front end of hydraulicdirectional control valve component, the check valve assembly is located at the lower section in hot water effluent channel and being located at drainage channel, the utility model is easy to operate, it can be fast The water-drainage antifreezing of the progress water heater of speed, it is convenient and practical.
Description
Technical field
The utility model relates to a kind of water heater protective devices, and in particular to a kind of water heater leak stop.
Background technique
Current international and domestic water heater is entered in water heater by front-end control cold water, owner move bearing device (cold water into
The valve of one manual switch must be installed before water heater channel), although each water heater manufacturer is on operation instructions
Require that user has used water heater to close cold water into water heater channel early gate every time, but because of living habit and easy to use
Reason, user will not usually do so.So when water-heater water tank accidental water leakage or outside air temperature are lower than 0 DEG C by bursting by freezing, if
Discovery, tap water will ceaselessly be flowed out from leakage point not in time.Just because of this problem has a large amount of user because of hot water every year
Device accidental water leakage leads to the loss of family and public property.And the water-drainage antifreezing of water heater is needed hot water in the prior art
Water in pipeline all exhausts, and process needs the multiple valves of user's operation, hurries back and forth between bathroom and kitchen back and forth, water-drainage antifreezing mistake
In cumbersome, and waste water resource, be not suitable for the life requirement of modern.
Utility model content
(1) technical problems to be solved
In order to overcome the shortage of prior art, it is proposed that a kind of water heater leak stop, it is easy to operate, can quickly into
The water-drainage antifreezing of row water heater, it is convenient and practical.
(2) technical solution
The utility model is achieved through the following technical solutions: the utility model proposes a kind of water heater leak stop,
Including valve body assembly, check valve assembly, needle-like spool, hydraulicdirectional control valve component, piston valve and knob, the valve body assembly
Enter valve passage, cold water into water heater channel, hot water effluent channel and drainage channel including tap water, the drainage channel and heat
Water exhalant canal connectivity part is provided with a water valve intake tunnel, and the needle-like spool is located in drainage channel and in drainage channel
Side wall is provided with one and unloads water nozzle, and the knob is fixedly connected on the end of needle-like spool, and the hydraulicdirectional control valve component is located at certainly
Water enters valve passage and cold water between water heater channel, and the piston valve is set to the front end of hydraulicdirectional control valve component, institute
It states check valve assembly and is located at the lower section in hot water effluent channel and being located at drainage channel.
Further, the hydraulicdirectional control valve component includes piston rod, sealing valve port pad, Y type oil sealing, piston spring composition
Piston valve module；It include the plunger shaft of left end opening in piston rod, piston rod right end is provided with for connecting inside plunger shaft
Enter the water hole of unloading of valve passage with tap water, while being provided on valve body assembly inside connection plunger shaft and being unloaded with hot water effluent channel
Press hole；When water heater end is opened, piston rod is moved to the left and the water in plunger shaft is discharged by pressure relief vent, at water heater end
When end is closed, the elastic force of piston rod upper piston spring pushes piston rod to move right, by unloading water hole for piston on piston rod
Intracavitary water discharge.
Further, the top in hot water effluent channel is provided with one for connecting water heater hot-water water outlet
Loose joint nut and axle elastic spring is provided in loose joint nut.
Further, a position limiting sealed for being rotatably connected in drainage channel end is provided on the left of the needle-like spool
Cap, the needle-like spool pass through position limiting sealed cap and are provided with the O-shaped sealing for forming sealing with position limiting sealed cap on its shaft
Circle.
Further, the tap water, which enters, is provided with a water inlet filter screen in valve passage.
Further, the piston valve filled in by cold water into water heater channel end and at its end annular be provided with it is anti-
De- valve, the outer wall of piston valve are provided with the O type sealing ring for forming sealing into water heater vias inner walls with cold water.
(3) beneficial effect
The utility model compared with the existing technology, has the advantages that
A kind of water heater leak stop that the utility model is mentioned is beaten automatically by the opening/closing of end (such as shower)
Opening/closing hydraulicdirectional control valve component and check valve assembly, the water flow for realizing hot water effluent channel and cold water into water heater channel be logical/
It is disconnected；It,, can be in conjunction with the air-breathing bolt on water heater so that needle-like spool is detached from water valve intake tunnel simultaneously by turn knobs
It realizes that draining two step of air-breathing is completed, water in water heater is discharged all, the antifreeze effect of water heater can be played, compared existing
It is water heater valve, easy to operate, it is easy to use.
Detailed description of the invention
Fig. 1 is the utility model structure diagram.
Fig. 2 is the utility model explosive view.
1- valve body assembly；2- check valve assembly；3- needle-like spool；4- hydraulicdirectional control valve component；5- piston valve；6- loose joint
Nut；7- knob；8- tap water enters valve passage；9- cold water is into water heater channel；10- hot water effluent channel；11- drainage channel；
12- water valve intake tunnel；13- unloads water nozzle；14- pressure relief vent；15- axle elastic spring；16- position limiting sealed cap；The sealing of 17-O type
Circle；18- water inlet filter screen；41- piston rod；42- sealing valve port pad；43-Y type oil sealing；44- piston spring；45- unloads water hole；
51- anticreep valve.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
A kind of water heater leak stop as depicted in figs. 1 and 2, including valve body assembly 1, check valve assembly 2, needle-like
Spool 3, hydraulicdirectional control valve component 4, piston valve 5 and knob 7, the valve body assembly 1 include that tap water enters valve passage 8, cold
Water connects into water heater channel 9, hot water effluent channel 10 and drainage channel 11, the drainage channel 11 with hot water effluent channel 10
Logical place is provided with a water valve intake tunnel 12, and the needle-like spool 3 is located in drainage channel 11 and in the side wall of drainage channel 11
It is provided with one and unloads water nozzle 13, the knob 7 is fixedly connected on the end of needle-like spool 3, and the hydraulicdirectional control valve component 4 is located at certainly
Water enters valve passage 8 and cold water between water heater channel 9, before the piston valve 5 is set to hydraulicdirectional control valve component 4
End, the check valve assembly 2 are located at the lower section in hot water effluent channel 10 and being located at drainage channel 11.
Wherein, the hydraulicdirectional control valve component 4 includes piston rod 41, sealing valve port pad 42, Y type oil sealing 43, piston spring
44 composition piston valve modules；It include the plunger shaft of left end opening in piston rod 41, piston spring 44 is located in plunger shaft, valve port
Gasket 42 is installed on the top of piston rod 41 and contacts with piston valve 5, Y type oil sealing 43 be located at the outer wall of piston rod 41 and with
Tube wall forms sealing, 41 right end of piston rod be provided with for connect inside plunger shaft enter valve passage 8 with tap water unload water hole 45,
The pressure relief vent 14 inside connection plunger shaft with hot water effluent channel 10 is provided on valve body assembly 1 simultaneously；It is beaten in water heater end
Piston rod 41 is moved to the left and the water in plunger shaft is discharged by pressure relief vent 14 when opening, when water heater end is closed, piston rod
The elastic force of 41 upper piston springs 44 pushes piston rod 41 to move right, will be in plunger shaft by the water hole 45 of unloading on piston rod 41
Water discharge；The top in the hot water effluent channel 10 be provided with one for connect water heater hot-water water outlet loose joint nut 6 and
Axle elastic spring 15 is provided in loose joint nut 6；The left side of the needle-like spool 3 is provided with one and is rotatably connected in drainage channel 11
The position limiting sealed cap 16 of end, the needle-like spool 3 pass through position limiting sealed cap 16 and are provided on its shaft and position limiting sealed
Cap 16 forms the O type sealing ring 17 of sealing；The tap water, which enters, is provided with a water inlet filter screen 18 in valve passage 8；The piston
Valve 5 is filled in by cold water into 9 end of water heater channel and annular is provided with anticreep valve 51 at its end, will live when specifically used
Obturator valve 5 is filled in from cold water into 9 end of water heater channel, under the action of anticreep valve 51, can be preferably fixed on cold
Water is into water heater channel 9, and anticreep valve 51 is similar to that delavay raspberry herb is the same to be tightly stuck in tube wall, and the outer wall of piston valve 5 is provided with
For the O type sealing ring 17 of sealing to be formed into 9 inner wall of water heater channel with cold water.
A kind of water heater leak stop that the utility model is mentioned, when specifically used, wherein passing through loose joint nut 6
Water heater hot-water water outlet is connected, the tap water being provided with into water filter screen 18 enters the connection tap water inlet pipe of valve passage 8, hot water
10 end connecting sprinkler of exhalant canal, cold water connect water heater cold water water inlet end into water heater channel 9, both connections are all made of
Thread seal connection.
The pressure, push hydraulicdirectional control valve of the tap water by water inlet filter screen 18 is utilized when end (such as shower) is opened
The piston rod 41 of component 3 is moved to the left and the water realization being discharged in plunger shaft by pressure relief vent 14 automatically opens piston valve
5, so that cold water is flowed into water heater into water heater channel 9 by cold water and have closed-loop-pipeline by oneself, the hot water that water heater generates passes through valve body
Loose joint nut 6 and axle elastic spring 15 on assembly 1 access the hot water effluent channel 10 (heat ↓) of valve body assembly 1.And pass through
The pressure difference that water flow generates automatically opens check valve assembly 2, and check valve assembly 2 is prior art products；It closes end (such as shower)
The valve port in check valve is closed using the elastic force for the spring being arranged on check valve assembly 2 when closing, and by piston rod 41
The elastic force of piston spring 44 pushes the piston in hydraulicdirectional control valve component to roll 41 and moves right, and passes through unloading on piston rod 41
Water in plunger shaft is discharged in water hole 45, and sealing gasket for valve 42 and piston valve 5 are in close contact and realize cold water into water heater channel 9
The automatic closure of valve port.The check valve assembly 2 of 10 lower end of hot water effluent channel (heat ↓) above and valve body assembly 1 and water heater from
There is water route to form the independent closed loop pressure bearing system in two tunnels, realizes and automatically control the function that cold water is switched into 9 valve port of water heater channel.
In order to which the water heater water-drainage antifreezing for solving the problems, such as traditional is excessively cumbersome, leak stop provided by the utility model
It further include the drainage channel 11 for having knob 7.The setting of water valve intake tunnel 12 of the drainage channel 11 is logical in hot water effluent
Road 10 (heat ↓) lower section, the top of check valve assembly 2.It is provided on drainage channel 11 and unloads water nozzle 13, needle-like spool 3 and setting
O-ring 17 on needle-like spool 3,11 left end of drainage channel are also provided with position limiting sealed cap 16, are rotatably provided in needle valve
Knob 7 on core 13, while turn knobs 7 so that needle-like spool 13 is detached from water valve intake tunnel 12, can be realized opening/
Water nozzle 13 is unloaded in closing.Included " the air-breathing bolt " of water heater is unscrewed in cooperation, and draining two step of air-breathing can be realized and complete, make hot water
Water is all discharged in device.
Leak stop provided by the utility model automatically opens/closes hydraulic change by the opening/closing of end (such as shower)
To valve module 4 and check valve assembly 2, realize hot water effluent channel 10 and cold water into water heater channel 9 water flow on/off；Simultaneously
Realize that draining air-breathing is completed in two movements.Existing water heater valve, easy to operate is compared, it is easy to use.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical to this
Novel conception and scope is defined.Without departing from the design concept of the present utility model, ordinary people in the field couple
The all variations and modifications that the technical solution of the utility model is made, should fall within the protection scope of the present utility model, this reality
With novel claimed technology contents, it is all described in the claims.
Claims (6)
1. a kind of water heater leak stop, it is characterised in that: including valve body assembly (1), check valve assembly (2), needle-like spool
(3), hydraulicdirectional control valve component (4), piston valve (5) and knob (7), the valve body assembly (1) include that enter valve logical for tap water
Road (8), cold water into water heater channel (9), hot water effluent channel (10) and drainage channel (11), the drainage channel (11) with
Hot water effluent channel (10) connectivity part is provided with a water valve intake tunnel (12), and the needle-like spool (3) is located at drainage channel
(11) in and the side wall of drainage channel (11) is provided with one to unload water nozzle (13), the knob (7) is fixedly connected on needle-like spool
(3) end, the hydraulicdirectional control valve component (4) be located at tap water enter valve passage (8) and cold water into water heater channel (9) it
Between, the piston valve (5) is set to the front end of hydraulicdirectional control valve component (4), and the check valve assembly (2) is located at hot water effluent
Lower section in channel (10) and positioned at drainage channel (11).
2. a kind of water heater leak stop according to claim 1, it is characterised in that: the hydraulicdirectional control valve component
It (4) include piston rod (41), sealing valve port pad (42), Y type oil sealing (43), piston spring (44) composition piston valve module；Piston
It include the plunger shaft of left end opening in bar (41), piston rod (41) right end is provided with for connecting plunger shaft inside and tap water
Enter unloading water hole (45) for valve passage (8), while being provided on valve body assembly (1) inside connection plunger shaft and hot water effluent channel
(10) pressure relief vent (14)；When water heater end is opened, piston rod (41) is moved to the left and piston is discharged by pressure relief vent (14)
Intracavitary water, when water heater end is closed, the elastic force of piston rod (41) upper piston spring (44) pushes piston rod (41) to the right
It is mobile, the water in plunger shaft is discharged by the water hole (45) of unloading on piston rod (41).
3. a kind of water heater leak stop according to claim 1, it is characterised in that: the hot water effluent channel (10)
Top be provided with one for connecting the loose joint nut (6) of water heater hot-water water outlet and being provided with axis in the loose joint nut (6)
With elastic spring (15).
4. a kind of water heater leak stop according to claim 1, it is characterised in that: a left side for the needle-like spool (3)
Side is provided with a position limiting sealed cap (16) for being rotatably connected in drainage channel (11) end, and the needle-like spool (3) passes through position limiting sealed
Cap (16) and be provided on its shaft with position limiting sealed cap (16) formed sealing O-ring seal (17).
5. a kind of water heater leak stop according to claim 1, it is characterised in that: the tap water enters valve passage
(8) a water inlet filter screen (18) is provided in.
6. a kind of water heater leak stop according to claim 1, it is characterised in that: the piston valve (5) is by cold
Water is filled in into water heater channel (9) end and annular is provided with anticreep valve (51) at its end, the outer wall setting of piston valve (5)
Have be used for and cold water into water heater channel (9) inner wall formed sealing O-ring seal (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820921734.7U CN208620616U (en) | 2018-06-14 | 2018-06-14 | A kind of water heater leak stop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820921734.7U CN208620616U (en) | 2018-06-14 | 2018-06-14 | A kind of water heater leak stop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208620616U true CN208620616U (en) | 2019-03-19 |
Family
ID=65703067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820921734.7U Expired - Fee Related CN208620616U (en) | 2018-06-14 | 2018-06-14 | A kind of water heater leak stop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208620616U (en) |
-
2018
- 2018-06-14 CN CN201820921734.7U patent/CN208620616U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 |