CN109595383A - A kind of return water self-closing valve - Google Patents
A kind of return water self-closing valve Download PDFInfo
- Publication number
- CN109595383A CN109595383A CN201910052692.7A CN201910052692A CN109595383A CN 109595383 A CN109595383 A CN 109595383A CN 201910052692 A CN201910052692 A CN 201910052692A CN 109595383 A CN109595383 A CN 109595383A
- Authority
- CN
- China
- Prior art keywords
- hole
- transmission gear
- guide
- gear
- wall
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/16—Actuating devices; Operating means; Releasing devices actuated by fluid with a mechanism, other than pulling-or pushing-rod, between fluid motor and closure member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
Abstract
The invention discloses a kind of return water self-closing valves, belong to drainage arrangement field, it is characterized by comprising there is the water wheels with water wheel axle in water outlet through-hole, the first transmission gear and third transmission gear pass through axis and valve body is rotatablely connected, driving gear and the first transmission gear phase external toothing；It is located at the slideway that slide plate built in one is equipped with right above the middle position of the first transmission gear and third transmission gear on valve body, the lower end of slide plate is fixedly connected with fixing axle, and fixing axle and the second transmission gear are rotatablely connected；Slide plate is connect with the wall of slideway upper end by the first compressed spring；Valve outer wall with it is hinged at the inflection point of L-type plate, there is strip guide through hole in one end of L-type plate, and fixing axle is placed in guide through hole；A spherical hollow space with spherical valve core to connect with inlet through hole is set in inlet through hole；The through-hole that spinner handle passes through valve body spherical hollow space upper end is fixedly connected with the gear hole of driven gear.Have the characteristics that laborsaving, sealing effect is good compared with prior art.
Description
Technical field
The present invention relates to a kind of valve, especially a kind of solar energy water supply valve door suitable for can be automatically closed.
Background technique
Currently, solar water heater be widely applied in people's lives field.Solar water heater is in Shang Shui
In the process, after the water in solar water heater is full, extra water can be discharged through the gap of solar water heater, prompt to close
The valve of water pipe.But if forgetting the valve of closing upper hose, water flow will be persistently by the gap stream of solar water heater
Out, to cause to waste.
And existing self-closing valve mostly uses greatly induction valve or ball-cock assembly, induction valve needs to provide
Power supply can not work when having a power failure or battery exhausts.And ball-cock assembly is not only difficult to install, but also in use, is easy close
Not tight, generation leak is closed, and after damage, since ball-cock assembly is in the staving of solar water heater, is not easy to replace.Existing one
A little valves for having water wheels, water wheels directly drive valve core movement by the strength of water flow, due to lacking work-saving device, when water flow
When strength is smaller, it is difficult to play the effect for closing valve.It is therefore desirable to which a kind of not only do not need electric power, but also do not need larger
Water flow strength and the good valve of sealing effect.
Summary of the invention
Technical assignment of the invention is provided a kind of suitable for can be automatically closed for the above the deficiencies in the prior art
Solar energy water supply valve door.
The present invention the technical solution to solve the technical problem is that: a kind of return water self-closing valve, it is characterised in that: including valve
There are inlet through hole and water outlet through-hole in body, protective shell, water wheels, spool and spinner handle, the valve body both ends respectively；In the water outlet through-hole
There are the water wheels with water wheel axle, described water wheel axle one end and water outlet through-hole side wall rotation connection, the other end pass through logical on valve body
Hole is fixedly connected with the gear hole of moving gear；The water outlet through-hole, which is located above water wheels, a baffle；On the valve outer wall
First transmission gear, the second transmission gear and third transmission gear, first transmission gear and third transmission gear are installed
It is rotatablely connected by axis and valve body, driving gear and the first transmission gear phase external toothing；It is located at the first driving cog on the valve body
The slideway of slide plate built in one is equipped with right above the middle position of wheel and third transmission gear, the lower end of the slide plate and fixing axle are solid
Fixed connection, the fixing axle and the second transmission gear are rotatablely connected；The slide plate and the wall of slideway upper end pass through the first compression bullet
Spring connection；The valve outer wall with it is hinged at the inflection point of L-type plate, there is strip guide through hole in one end of the L-type plate, described solid
Dead axle is placed in guide through hole；A spherical shape sky with spherical valve core to connect with inlet through hole is set in the inlet through hole
Chamber；The through-hole that the spinner handle passes through valve body spherical hollow space upper end is fixedly connected with the gear hole of driven gear；The protective shell
Wall is equipped with the 5th transmission gear of rotation connection, and the third transmission gear and the 4th transmission gear are coaxially connected, and described the
Five transmission gears are meshed with the 4th transmission gear, driven gear respectively, the 4th transmission gear and the 5th transmission gear
Diameter be less than driven gear diameter；The spinner handle passes through the through-hole on protective shell bulge loop, is respectively fixedly connected on spinner handle wall
The first guide cylinder with guide through hole and the second guide cylinder with guiding blind hole, one end of guide rod pass through guide through hole with
The connection of first pin shaft, the other end are connect with pressing plate；It is respectively equipped with through-hole on the same axis on the spinner handle and bulge loop, first
One end of apical axis is inserted in guiding blind hole, and is connect with bottom hole by the second compressed spring, and the other end sequentially passes through spinner handle and convex
Through-hole on ring withstands on the other end of L-type plate；First apical axis is equipped with the second pin shaft, has a both ends with a guide through hole
Guide plate middle position and spinner handle cavity sidewalls it is hinged, the first pin shaft and the second pin shaft are placed in two guide through hole respectively.
Guide groove is respectively equipped on above-mentioned slideway two sidewalls, the both ends of slide plate are equipped with guide pad, and guide pad, which is placed on, leads
Into slot.
The inner wall of the guide through hole of above-mentioned bulge loop is equipped with half annular groove, and the outer wall of spinner handle is limited equipped with an arc
Position block, radian are 90 °, and limited block is placed in the semi-circular shape slot of bulge loop.
Compared with prior art, the present invention have it is following prominent the utility model has the advantages that
1, the present apparatus can be automatically closed after solar water heater water is full, water resource of avoiding waste；
2, the mounting means and common valve of the present apparatus communicate, and are installed without extras；
3, the present apparatus is not necessarily to electric power, has work-saving device, it is only necessary to which lesser water flow strength drives water wheels rotation, can make
Valve is closed, and is suitable for roof and is concentrated in the occasion and independent water pipe manhole of placement individual household solar energy water heater, is equally also suitble to
With the valve of other large-scale upper water projects.
4, the second transmission gear of the present apparatus is when valve works, not with the first transmission gear and third transmission gear phase
Engagement drives water wheels rotation when solar water heater is due to heated, and water expansion is outflowed, and does not have resistance and water wheels is prevented to rotate,
To make water wheels generate damage.
Detailed description of the invention
Fig. 1 is the schematic diagram of internal structure of embodiment 1.
Fig. 2 is the partial enlarged view of part A in Fig. 1.
Fig. 3 is the top view of embodiment 1.
Fig. 4 is the partial enlarged view of part B in Fig. 3.
Fig. 5 is the structural schematic diagram of embodiment 2.
Fig. 6 is the partial enlarged view of C portion in Fig. 5.
Specific embodiment
The present invention is further described with specific embodiment with reference to the accompanying drawings of the specification.
It as shown in figures 1-4, include valve body 1, protective shell 2, water wheels 15, spool 16 and spinner handle 17 in embodiment 1.
One end of the valve body 1 is equipped with inlet through hole, and the other end is equipped with water outlet through-hole.It is equipped in the water outlet through-hole
One water wheels 15, the center of the water wheels 15 are equipped with a water wheel axle 14, one end of the water wheel axle 14 and water outlet through-hole
One side wall rotation connection, is rotatablely connected mode are as follows: the side wall that the valve body 1 is discharged through-hole is equipped with a blind hole, in blind hole
Bearing is installed, the water wheel axle 14 is fixedly connected with the inner ring of bearing.Other rotation connection modes are same as described above.It is described
The wall of valve body 1 be equipped with through-hole, the other end of the water wheel axle 14 passes through through-hole on valve body 1 and driving gear 4
Gear hole is fixedly connected.
The top that the water outlet through-hole is located at water wheels 15 is equipped with a baffle 27, and the baffle 27 hides half of water wheels 15
Firmly, it is respectively equipped with internal screw thread on the inner wall at 1 inlet through hole of valve body and water outlet through-hole both ends, consequently facilitating connecting with water pipe
It connects.
First transmission gear 3, the second transmission gear 5 and third transmission gear 7 are installed on the outer wall of the valve body 1,
First transmission gear 3 and third transmission gear 7 are rotatablely connected by axis and valve body 1, the driving gear 4 and first
3 phase external toothing of transmission gear, the valve body 1 are equipped with a slideway, and the slideway is located at the first transmission gear 3 and third passes
Right above the middle position of moving gear 7, slide plate 12, the lower end of the slide plate 12 and fixing axle 13 are placed in the slideway
It is fixedly connected, the fixing axle 13 passes through the gear hole of the second transmission gear 5, and is rotatablely connected with the second transmission gear 5, institute
The slide plate 12 stated is connect with the wall of slideway upper end by the first compressed spring 11.
In prioritization scheme, guide groove is respectively equipped on the slideway two sidewalls, the both ends of the slide plate 12, which are equipped with, leads
To block, the guide pad is placed in guide groove.
The outer wall of the valve body 1 with it is hinged at the inflection point of L-type plate 6, one end of the L-type plate 6 is led equipped with strip
To through-hole, the fixing axle 13 is placed in the strip guide through hole of L-type plate 6.
A spherical hollow space is set in the inlet through hole, spherical hollow space and the inlet through hole of inlet through hole connect, described
The wall of 1 one end of valve body be equipped with a through-hole and communicated with spherical hollow space, it is described equipped with a spool 16 in the spherical type cavity
Spool 16 it is spherical in shape, one end of the spool 16 is connect with spinner handle 17, the spinner handle 17 pass through 1 spherical hollow space of valve body on
The through-hole at end, the spool 16 are equipped with a through-hole, and rotary spool 16 can make the through-hole of spool 16 and leading to for water inlet pipe 6
Hole communicates.Sealing ring is equipped between the through-hole of the 1 spherical hollow space upper end of spinner handle 17 and valve body.
The spinner handle 17 is fixedly connected with the gear hole of driven gear 10, the protective shell 2 cover on driving gear 4,
The outer end of first transmission gear 3, the second transmission gear 5 and driven gear 10, the wall of the protective shell 2 are equipped with the 5th transmission
Gear 9, the 5th transmission gear 9 are rotatablely connected by the wall of axis and protective shell 2, the third transmission gear 7 and the
Four transmission gears 8 are coaxially connected, and the 4th transmission gear 8 is meshed with the 5th transmission gear 9, the 5th driving cog
Wheel 9 is meshed with driven gear 10.
The diameter of 4th transmission gear 8 and the 5th transmission gear 9 is less than the diameter of driven gear 10, so as to
Make the 4th transmission gear 8 and the 5th transmission gear 9 drive driven gear 10 laborsaving when rotating, lesser water flow strength can be made to drive
Movable valve plug 16.
The protective shell 2 is equipped with bulge loop 23, and the bulge loop 23 is equipped with the cavity phase of a through-hole and protective shell 2
Logical, the spinner handle 17 passes through the through-hole on bulge loop 23, and spinner handle 17 is equipped with a cavity, and the wall of the spinner handle 17 is equipped with first
The fixed company of inner wall of guide cylinder 20 and the second guide cylinder 24, first guide cylinder 20 and the second guide cylinder 24 and spinner handle 17
It connects, the first guide cylinder 20 is equipped with a guide through hole, and the second guide cylinder 24 is equipped with a guiding blind hole, and one end of guide rod 21 is worn
The guide through hole for crossing the first guide cylinder 20 is connect with the first pin shaft, and the other end is connect with pressing plate 22, the spinner handle 17 and bulge loop
A through-hole is respectively equipped on 23, two through hole is located on same axis, and one end of the first apical axis 18 is inserted in leading for the second guide cylinder 24
Connect into blind hole, and with the bottom hole of guiding blind hole by the second compressed spring 25, the other end pass through through-hole on spinner handle 17 with
Through-hole on bulge loop 22, withstands on the other end of L-type plate 6, and first apical axis 18 is equipped with the second pin shaft, the spinner handle 17
Cavity in be equipped with a guide plate 19, the middle position of the guide plate 19 is side walls hinged with 17 cavity of spinner handle, described
The both ends of guide plate 19 are respectively equipped with a guide through hole, and first pin shaft is placed on the guide through hole of 19 upper end of guide plate
Interior, second pin shaft is placed in the guide through hole of 19 lower end of guide plate.When the first apical axis 18 is withstood on L-type plate 6, the
The compression of one compressed spring 11.
The inner wall of the guide through hole of the bulge loop 23 is equipped with half annular groove, sets on the outer wall of the spinner handle 17
There is an arc-shaped limit block 26, radian is 90 °, and the limited block 26 is placed in the semi-circular shape slot of bulge loop 23, makes spinner handle
17 can only be rotated by 90 °.
Operating process is as follows: the inlet through hole of the present apparatus being connect with upper hose, the gap of solar water heater passes through
Pipeline and the water outlet through-hole of the present apparatus connect, and press pressing plate 22, and pressing plate 22 drives guide plate 19 to rotate, and guide plate 19 drives first
Apical axis 18 moves, and makes no longer to withstand on L-type plate 6 in the cavity of 18 retraction spinner handle of the first apical axis, and L-type plate 6 rotates, and makes the first compression
11 diastole of spring makes slide plate 12 that the second transmission gear 5 be driven to be meshed respectively with the first transmission gear 3 and third transmission gear 7.
Spinner handle 17 is rotated by 90 °, and to pouring water in solar water heater, after filling water in solar water heater, water flow is by solar water
The gap of device flows out, and enters in water outlet through-hole through piping, drives the water wheels 15 in water outlet through-hole to rotate, water wheels 15 drive
Driving gear 4 rotates, and driving gear 4 drives the rotation of the first transmission gear 3, and the first transmission gear 3 drives 5 turns of the second transmission gear
Dynamic, the second transmission gear 5 passes sequentially through third transmission gear 8, the 4th transmission gear 9 and the 5th transmission gear 9 and drives driven tooth
10 rotation of wheel, driven gear 10 drives spinner handle 17 to rotate, and when the first apical axis 18 moves to the lead to the hole site of bulge loop 23, passes through convex
The through-hole of ring 23 is withstood on again on L-type plate 6, is rotated L-type plate 6, is made the second transmission gear 5 and the first transmission gear 3 and third
Transmission gear 7 is disengaged from, and driven gear 10 rotates 90 ° with movable valve plug 16, and the through-hole of spool 16 and water outlet through-hole is made to be staggered pass
It closes, enter back into water flow can not in solar water heater.
Need to press pressing plate 22 in embodiment 1, pressing plate 22 drives guide plate 19 to rotate by guide rod 21,19 band of guide plate
Dynamic first apical axis 18 movement, makes no longer to withstand on L-type plate 6 in the cavity of 18 retraction spinner handle of the first apical axis, due to guide rod 21 compared with
Carefully, it is easily damaged or is broken in use, in implementation column 2, the spinner handle 17 is equipped with a cavity, sets on the wall of spinner handle 17
There is third guide cylinder 36, the third guide cylinder 36 is fixedly connected with the inner wall of 17 one end of spinner handle, sets on third guide cylinder 36
There is a guide through hole to communicate with the outside world, a positioning plate 31 is equipped in the cavity of spinner handle 17, one end of the positioning plate 31 is equipped with
The slot bottom of one groove, the groove of positioning plate 31 is inclined surface, and one end of positioning plate 31 is connect with connecting rod 30, the connecting rod
The guide through hole that 30 other end passes through third guide cylinder 36 is connect with by cap 28, and described is equipped with blind hole by cap 28, by cap 28
The side wall of blind hole is equipped with sliding slot, and the outer wall of the spinner handle 17 is equipped with sliding block 29, and the sliding block 29 is placed on by cap 28
Sliding slot in, a through-hole is respectively equipped on the spinner handle 17 and bulge loop 23, two through hole is located on same axis, the second apical axis 34
One end connect with locating piece 33, one end of the locating piece 33 is equipped with an inclined surface, the inclined surface of the locating piece 33
It withstands on the slot bottom of 31 groove of positioning plate, the outside of second apical axis 34 is cased with third compressed spring 35, the third
One end of compressed spring 35 is connect with locating piece 33, and the other end is connect with the inner wall of 17 cavity of spinner handle, second apical axis 34
The other end pass through spinner handle 17 on through-hole and bulge loop 22 on through-hole, withstand on the other end of L-type plate 6, the positioning plate 31
The other end connect with the cavity bottom wall of spinner handle 17 by the 4th compressed spring 32.
When using the present apparatus, by cap 28 is pressed, drives positioning plate 31 to move by connecting rod 30 by cap 28, make the 4th compression
Spring 32 compresses, 35 diastole of third compressed spring, and locating piece 33 is made to go out to move to depths by the shallow of the groove of positioning plate 31, and it is fixed to make
It is no longer withstood on L-type plate 6 in the cavity of the position drive 34 retraction spinner handle of the second apical axis of block 33.
It should be noted that specific embodiment of the invention is to the present invention have been described in detail, for ability
For the technical staff in domain, its various of progress is obviously changed without departing from the spirit and scope of the present invention
Become all within protection scope of the present invention.
Claims (3)
1. a kind of return water self-closing valve, it is characterised in that: including valve body, protective shell, water wheels, spool and spinner handle, the valve body two
There are inlet through hole and water outlet through-hole in end respectively；Have the water wheels with water wheel axle in the water outlet through-hole, described water wheel axle one end with
It is discharged through-hole side wall rotation connection, the through-hole that the other end passes through on valve body is fixedly connected with the gear hole of moving gear；The water outlet
Through-hole, which is located above water wheels, a baffle；First transmission gear, the second transmission gear and are installed on the valve outer wall
Three transmission gears, first transmission gear and third transmission gear are rotatablely connected by axis and valve body, driving gear and first
Transmission gear phase external toothing；It is located at right above the middle position of the first transmission gear and third transmission gear on the valve body and is equipped with
The lower end of the slideway of slide plate built in one, the slide plate is fixedly connected with fixing axle, and the fixing axle and the second transmission gear rotate
Connection；The slide plate is connect with the wall of slideway upper end by the first compressed spring；It is cut with scissors at the inflection point of the valve outer wall and L-type plate
It connects, there is strip guide through hole in one end of the L-type plate, and the fixing axle is placed in guide through hole；In the inlet through hole
If a spherical hollow space with spherical valve core to connect with inlet through hole；The spinner handle passes through the logical of valve body spherical hollow space upper end
Hole is fixedly connected with the gear hole of driven gear；The wall of the protective shell is equipped with the 5th transmission gear of rotation connection, described
Third transmission gear and the 4th transmission gear are coaxially connected, the 5th transmission gear respectively with the 4th transmission gear, driven tooth
Wheel is meshed, and the diameter of the 4th transmission gear and the 5th transmission gear is less than the diameter of driven gear；The spinner handle is worn
Through-hole on overprotection shell bulge loop is respectively fixedly connected with the first guide cylinder with guide through hole and blind with being oriented on spinner handle wall
Second guide cylinder in hole, one end of guide rod pass through guide through hole and connect with the first pin shaft, and the other end is connect with pressing plate；The rotation
Through-hole on the same axis is respectively equipped on bar and bulge loop, one end of the first apical axis is inserted in guiding blind hole, and logical with bottom hole
The connection of the second compressed spring is crossed, the other end sequentially passes through the other end that the through-hole on spinner handle and bulge loop withstands on L-type plate；Described first
Apical axis is equipped with the second pin shaft, has the middle position of guide plate of the both ends with a guide through hole and spinner handle cavity sidewalls to cut with scissors
It connects, places the first pin shaft and the second pin shaft in two guide through hole respectively.
2. a kind of return water self-closing valve according to claim 1, it is characterised in that: set respectively on the slideway two sidewalls
There is guide groove, the both ends of the slide plate are equipped with guide pad, and the guide pad is placed in guide groove.
3. a kind of return water self-closing valve according to claim 1, it is characterised in that: the guide through hole of the bulge loop it is interior
Wall is equipped with half annular groove, and the outer wall of the spinner handle is equipped with an arc-shaped limit block, and radian is 90 °, the limit
Position block is placed in the semi-circular shape slot of bulge loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910052692.7A CN109595383B (en) | 2019-01-21 | 2019-01-21 | Backwater self-closing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910052692.7A CN109595383B (en) | 2019-01-21 | 2019-01-21 | Backwater self-closing valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109595383A true CN109595383A (en) | 2019-04-09 |
| CN109595383B CN109595383B (en) | 2020-08-11 |
Family
ID=65966303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910052692.7A Expired - Fee Related CN109595383B (en) | 2019-01-21 | 2019-01-21 | Backwater self-closing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109595383B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2510697Y (en) * | 2002-01-21 | 2002-09-11 | 曹海芳 | Solar full-intake self-closing valve |
| CN2821329Y (en) * | 2005-09-16 | 2006-09-27 | 张冠杰 | Self closing water supply valve for solar water heater |
| CN201429242Y (en) * | 2009-06-02 | 2010-03-24 | 许吉荣 | Automatic water feeder for solar water heaters |
| CN201476358U (en) * | 2009-08-10 | 2010-05-19 | 陈松岳 | Intelligent automatic water filling device of solar water heater |
| CN101725750A (en) * | 2008-11-04 | 2010-06-09 | 刘嘉惠 | Full-state automatically-closing valve for solar water heater |
| CN201724448U (en) * | 2010-06-24 | 2011-01-26 | 连云港职业技术学院 | Water feeding cutoff valve for solar water heater |
| CN201836512U (en) * | 2010-08-04 | 2011-05-18 | 铜陵市清华宝能源设备有限责任公司 | Self-closing water feeding valve of solar water heater |
| CN202418844U (en) * | 2012-01-10 | 2012-09-05 | 李祥锋 | Water full automatic stop valve of solar water heater |
| CN202561177U (en) * | 2012-04-16 | 2012-11-28 | 连云港步升机械有限公司 | Fast electromagnetic valve water supply automatic stop device for solar water heater |
-
2019
- 2019-01-21 CN CN201910052692.7A patent/CN109595383B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2510697Y (en) * | 2002-01-21 | 2002-09-11 | 曹海芳 | Solar full-intake self-closing valve |
| CN2821329Y (en) * | 2005-09-16 | 2006-09-27 | 张冠杰 | Self closing water supply valve for solar water heater |
| CN101725750A (en) * | 2008-11-04 | 2010-06-09 | 刘嘉惠 | Full-state automatically-closing valve for solar water heater |
| CN201429242Y (en) * | 2009-06-02 | 2010-03-24 | 许吉荣 | Automatic water feeder for solar water heaters |
| CN201476358U (en) * | 2009-08-10 | 2010-05-19 | 陈松岳 | Intelligent automatic water filling device of solar water heater |
| CN201724448U (en) * | 2010-06-24 | 2011-01-26 | 连云港职业技术学院 | Water feeding cutoff valve for solar water heater |
| CN201836512U (en) * | 2010-08-04 | 2011-05-18 | 铜陵市清华宝能源设备有限责任公司 | Self-closing water feeding valve of solar water heater |
| CN202418844U (en) * | 2012-01-10 | 2012-09-05 | 李祥锋 | Water full automatic stop valve of solar water heater |
| CN202561177U (en) * | 2012-04-16 | 2012-11-28 | 连云港步升机械有限公司 | Fast electromagnetic valve water supply automatic stop device for solar water heater |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109595383B (en) | 2020-08-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207064685U (en) | For sealing the controlling organization and sealing water valve of water valve | |
| CN208204028U (en) | A kind of shut-off valve of preventing water leakage | |
| CN206668980U (en) | A kind of two-way no stall intelligent gas meter motor valve | |
| CN109595383A (en) | A kind of return water self-closing valve | |
| CN202280862U (en) | Top-mounted eccentric semi ball valve | |
| CN215568091U (en) | Solar control valve manipulator based on wireless short frequency | |
| CN205534379U (en) | Four -way switching valve core | |
| CN214662177U (en) | Convenient manual type plug valve | |
| CN209053853U (en) | Colliding energy dissipation axial-flow type angle stopcock | |
| CN207554288U (en) | A kind of piston type air compressor | |
| CN112761731A (en) | Triangular rotor pneumatic generator for pressure reduction of high-pressure natural gas wellhead | |
| CN202937444U (en) | Novel water pump control valve | |
| CN108894125A (en) | A kind of maintenance unit of bridge | |
| CN207246473U (en) | A kind of energy-saving and high-pressure flow valve | |
| CN219139838U (en) | Valve body assembly for steam turbine | |
| CN220727129U (en) | Piston type check valve with limiting noise reduction function | |
| CN211082881U (en) | Butterfly valve | |
| CN219653048U (en) | Braised pond heat recovery system | |
| CN219734350U (en) | Multifunctional stop valve | |
| CN215980834U (en) | High-temperature and high-pressure stop valve based on combined valve cap | |
| CN108894124A (en) | A kind of maintenance unit and its application method of bridge | |
| CN213352309U (en) | Valve core jacking device of plug valve with replaceable seat | |
| CN2465007Y (en) | Extensible water tap | |
| CN219639505U (en) | Sealing structure of metal ball valve | |
| CN201902594U (en) | Hydraulic and automatic ball valve |
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 | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No.12 Baochao hutongjia, Dongcheng District, Beijing Applicant after: Cheng Chuzhe Address before: 100000 Baoshao Hutong No. 12, Dongcheng District, Beijing Applicant before: Cheng Chuzhe |
|
| 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: 20200811 Termination date: 20220121 |