CN207109931U - It is energy-saving to flow backwards anti-locking system - Google Patents
It is energy-saving to flow backwards anti-locking system Download PDFInfo
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- CN207109931U CN207109931U CN201720789211.7U CN201720789211U CN207109931U CN 207109931 U CN207109931 U CN 207109931U CN 201720789211 U CN201720789211 U CN 201720789211U CN 207109931 U CN207109931 U CN 207109931U
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Abstract
It the utility model is related to a kind of energy-saving anti-locking system of refluence, more particularly to mechanical engineering field of components, purpose is that effectively solve the problems, such as water loss, it is simple in construction, it is easy for installation, including gate valve, connect the water meter of gate valve, water meter is connected to the y-type filter of filter water, elastomer connector is housed in line end, the gate valve on inlet pipeline is changed to peeling valve, and peeling valve connects water meter by pipeline, water meter is connected to prevent the rubber flap check valve of aqueous reflux, the whole system loss easy for installation for being effectively controlled water.
Description
Technical field
It the utility model is related to mechanical engineering field of components, more particularly to a kind of energy-saving anti-locking system of refluence.
Background technology
To prevent sewage from leading the general check-valves required using two series connection of middle refluence from pipeline in water pipe pipe network, formation is fallen
Preventer is flowed, backflow preventer is mainly used in drinking water system and has the occasion of strict demand to pipe-line system water quality.At present
Backflow preventer be mostly using the big y-type filter and pressure reduction type backflow preventer of resistance large scale, head by national regulation
Loss is generally 0.7kg/cm2, and the loss of flood peak is larger, in normal water supply, must just increase pressure of supply water, energy expenditure is big.
And this structure is complex.Meanwhile the non-return of pipe line check valve is realized by the active force of spring at present.Closing valve
When, spring force is minimum, and when valve wide open, then spring force is maximum, therefore when system flow rate reduces, valve is in bullet
Under spring force effect, often in half-open position；During non-return, spring force is minimum when valve is closed, therefore during the valve of pass not
Effective non-return can be formed；Spring pressure is maximum during valve wide open, has a strong impact on system effectiveness.And existing various backflow preventers by
In the limitation of structure, on-bne repair can not be realized, after backflow preventer need to be pulled down from pipeline during maintenance, check-valves is filled
Put and changed or repaired.So workload is big, repair time length.
In view of it is above-mentioned the defects of, the design people is actively subject to research and innovation, is prevented to found a kind of energy-saving refluence
System, due to its safety and reliability, make it with more the value in industry.
Utility model content
In order to solve the above technical problems, the purpose of this utility model is to provide a kind of energy-saving anti-locking system of refluence, effectively
Solve the problems, such as water loss, it is simple in construction, it is easy for installation.
A kind of energy-saving water meter for flowing backwards anti-locking system, including gate valve, connecting the gate valve of the utility model, water meter connection
For the y-type filter of filter water, elastomer connector is housed in line end, the gate valve on the inlet pipeline is changed to peeling valve,
The peeling valve connects the water meter by pipeline, and water meter is connected to prevent the rubber flap check valve of aqueous reflux.
Further, the system include upstream portion, midstream section, downstream part, the upstream portion include peeling valve,
Water meter, rubber flap check valve, the pipeline between the water meter and rubber flap check valve are provided with pressure gauge and draining valve；In described
Trip part includes peeling valve, and the downstream part includes rubber flap check valve, peeling valve, the peeling valve connection of the downstream part
There is elastomer connector.
Further, the pipeline between the peeling valve of the midstream section and the rubber flap check valve of downstream part is provided with
Pressure gauge and draining valve.
Further, the elastomer connector delivery port direction is provided with pressure gauge and draining valve.
Further, the specification of draining valve is DN25.
Further, the specification of pressure gauge is DN15.
Further, the number of the peeling valve is 3.
Further, the number of the rubber flap check valve is 2.
By such scheme, the utility model at least has advantages below：1st, the utility model is with rubber flap check valve generation
Traditional y-type filter and floor drain has been replaced to be effectively reduced the loss of water.2nd, rubber clack non-return is passed through on water pipe line
Valve, short tube, draining valve, pressure gauge etc. form dual fail-safe, further to water rate control, ensure current as defined in whole system saving
Amount.3rd, employ that structure is compact, three peeling valves of sealed reliable, it opens and closes light, and time saving and energy saving, peeling valve is opened completely
Opening need to only be rotated by 90 °, and turning moment is about 20N/m, is the 20% of common gate valve turning moment about 100N/m.In addition, also by " rule
Journey " requirement, provided with two DN25 draining valves and three pressure gauges, it is easy to user's periodical inspection to observe meter reading.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below
Describe in detail bright as after.
Brief description of the drawings
Fig. 1 is the energy-saving structural representation for flowing backwards anti-locking system of the utility model.
In figure：1st, peeling valve, 2, water meter, 3, pressure gauge, 4, draining valve, 5, rubber flap check valve, 6, elastomer connector.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to the scope of the utility model.
Embodiment 1
Referring to Fig. 1, a kind of energy-saving operation principle for flowing backwards anti-locking system described in the preferred embodiment of the utility model one
It is as follows：
A kind of energy-saving water meter 2 for flowing backwards anti-locking system, including gate valve, connecting the gate valve of the utility model, water meter 2 connect
The y-type filter for filter water is connect, elastomer connector is housed in line end, the gate valve on inlet pipeline is changed to peeling valve 1, revolves
Cut valve 1 and water meter 2 is connected by pipeline, water meter 2 is connected to prevent the rubber flap check valve 5 of aqueous reflux.
The system includes upstream portion, midstream section, downstream part, and upstream portion includes peeling valve 1, water meter 2, rubber clack
Check-valves 5, the pipeline between water meter 2 and rubber flap check valve 5 are provided with pressure gauge 3 and draining valve 4；Midstream section includes rotary-cut
Valve 1, downstream part include rubber flap check valve 5, peeling valve 1, and the peeling valve 1 of downstream part is connected with elastomer connector 6.
This practical technique is under conditions of city tap-water factory water turbidity degree is less than or equal to 3NTU, is prevented traditional
Device BPR (band water meter) structure is changed to energy-saving type bright dress (band water meter) counterflow preventing unit ABA practical techniques, eliminates the loss of flood peak
Very big y-type filter and floor drain, check-valves use the dual stage rubber flap check valve of loss of flood peak very little, split and by short
Pipe, draining valve, pressure gauge etc. form dual fail-safe ABA, and are named as energy-saving ABA；Also eliminate and more complicated draining is installed
Floor drain, it is bright to be mounted in one residential inboard wall.
Embodiment 2
A kind of energy-saving water meter 2 for flowing backwards anti-locking system, including gate valve, connecting gate valve, water meter 2 are connected to filter water
Y-type filter, elastomer connector is housed in line end, the gate valve on inlet pipeline is changed to peeling valve 1, and peeling valve 1 passes through pipeline
Water meter 2 is connected, water meter 2 is connected to prevent the rubber flap check valve 5 of aqueous reflux.
The system includes upstream portion, midstream section, downstream part, and upstream portion includes peeling valve 1, water meter 2, rubber clack
Check-valves 5, the pipeline between water meter 2 and rubber flap check valve 5 are provided with pressure gauge 3 and draining valve 4；Midstream section includes rotary-cut
Valve 1, downstream part include rubber flap check valve 5, peeling valve 1, and the peeling valve 1 of downstream part is connected with elastomer connector 6.
Pipeline between the peeling valve 1 of midstream section and the rubber flap check valve 5 of downstream part is provided with pressure gauge 3 and row
Water valve 4.The delivery port direction of elastomer connector 6 is provided with pressure gauge 3 and draining valve 4.The specification of draining valve 4 is DN25, pressure gauge 3
Specification is DN15, and the number of peeling valve 1 is 3, and the number of rubber flap check valve 5 is 2.
It is different from embodiment 1, the further improvement project of the present embodiment, energy-saving ABA employs that structure is compact, sealing
Reliable three peeling valves, it opens and closes light, and time saving and energy saving, the peeling valve of DN50~300 is fully opened and need to be only rotated by 90 °, and is rotated
Torque is about 20N.m, is the 20% of common gate valve turning moment about 100N.m.In addition, also by " code " requirement, provided with two
DN25 draining valves and three pressure gauges, it is easy to user's periodical inspection to observe meter reading.
Described above is only preferred embodiment of the present utility model, is not limited to the utility model, it is noted that
For those skilled in the art, on the premise of the utility model technical principle is not departed from, can also do
Go out some improvement and modification, these improvement and modification also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of energy-saving water meter (2) for flowing backwards anti-locking system, including gate valve, connecting the gate valve, water meter (2) were connected to
The y-type filter of drainage, elastomer connector is housed in line end, it is characterised in that：Gate valve on inlet pipeline is changed to peeling valve
(1), the peeling valve (1) connects the water meter (2) by pipeline, and water meter (2) is connected to prevent the rubber clack of aqueous reflux from stopping
Return valve (5).
2. the energy-saving anti-locking system of refluence according to claim 1, it is characterised in that：The system include upstream portion, in
Trip part, downstream part, the upstream portion include peeling valve (1), water meter (2), rubber flap check valve (5), the water meter (2)
Pipeline between rubber flap check valve (5) is provided with pressure gauge (3) and draining valve (4)；The midstream section includes peeling valve
(1), the downstream part includes rubber flap check valve (5), peeling valve (1), and the peeling valve (1) of the downstream part is connected with rubber
Cemented joint (6).
3. the energy-saving anti-locking system of refluence according to claim 2, it is characterised in that：The peeling valve of the midstream section
(1) pipeline between the rubber flap check valve (5) of downstream part is provided with pressure gauge (3) and draining valve (4).
4. the energy-saving anti-locking system of refluence according to claim 2, it is characterised in that：Elastomer connector (6) delivery port
Direction is provided with pressure gauge (3) and draining valve (4).
5. the energy-saving anti-locking system of refluence according to claim 2, it is characterised in that：The specification of draining valve (4) is DN25.
6. the energy-saving anti-locking system of refluence according to claim 2, it is characterised in that：The specification of pressure gauge (3) is DN15.
7. the energy-saving anti-locking system of refluence according to claim 1, it is characterised in that：The number of the peeling valve (1) is 3
It is individual.
8. the energy-saving anti-locking system of refluence according to claim 1, it is characterised in that：The rubber flap check valve (5)
Number is 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720789211.7U CN207109931U (en) | 2017-06-30 | 2017-06-30 | It is energy-saving to flow backwards anti-locking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720789211.7U CN207109931U (en) | 2017-06-30 | 2017-06-30 | It is energy-saving to flow backwards anti-locking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207109931U true CN207109931U (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720789211.7U Active CN207109931U (en) | 2017-06-30 | 2017-06-30 | It is energy-saving to flow backwards anti-locking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207109931U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143003A (en) * | 2017-06-30 | 2017-09-08 | 华蓝设计（集团）有限公司 | It is energy-saving to flow backwards anti-locking system |
-
2017
- 2017-06-30 CN CN201720789211.7U patent/CN207109931U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143003A (en) * | 2017-06-30 | 2017-09-08 | 华蓝设计（集团）有限公司 | It is energy-saving to flow backwards anti-locking system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Chenggui Inventor after: Xiao Ruishu Inventor before: Liu Jiajin Inventor before: Chen Chenggui |
|
| CB03 | Change of inventor or designer information |