CN207392348U - A kind of anti-siphon means and the water feed apparatus with the anti-siphon means - Google Patents
A kind of anti-siphon means and the water feed apparatus with the anti-siphon means Download PDFInfo
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- CN207392348U CN207392348U CN201721484132.1U CN201721484132U CN207392348U CN 207392348 U CN207392348 U CN 207392348U CN 201721484132 U CN201721484132 U CN 201721484132U CN 207392348 U CN207392348 U CN 207392348U
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- water
- intake tunnel
- housing
- siphon
- siphon means
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Abstract
The utility model discloses a kind of anti-siphon means and with the anti-siphon means water feed apparatus, the anti-siphon means include housing and arranged on the in vivo anti-syphon structures of shell, anti- syphon structure includes being arranged on the in vivo intake tunnel of shell, exhalant canal and the air intake passage communicated with outside air, the through-flow chamber that anti-syphon structure is further included in housing and is connected with intake tunnel, exhalant canal and air intake passage, the water outlet of intake tunnel and the water inlet end of exhalant canal are separated at intervals in through-flow intracavitary.It may be such that the anti-siphonage of anti-siphon means greatly improves using the above structure, and the CL lines of the water feed apparatus with the anti-siphon means can be reduced.
Description
Technical field
The utility model is related to a kind of anti-siphon means and with the anti-siphon means water feed apparatus.
Background technology
Negative pressure is likely to form when cutting off the water in tap water pipe line in pipeline, if being not provided with anti-siphon means, cistern
Interior water may reversely flow by the inlet valve in water tank in water supply pipe to be formed siphon, and drinking water and horse at present
Bucket sanitary ware shares a set of tap water pipe line with water, in this way, the water siphon in cistern will be led in flowing backwards into water supply pipe
The pollution to drinking water is caused, therefore, the inlet valve requirement of cistern possesses anti-siphon function, usually with anti-syphon structure.
The anti-syphon structure of inlet valve of the prior art is mostly using the water inlet in intake tunnel water outlet and exhalant canal
Anti- siphon air entry between end is set, and anti-siphon pad is set at anti-siphon air entry, but its intake tunnel water outlet one
As be close to the water inlet end of exhalant canal, in this way, when negative pressure occurs in tap water pipe line, the water of the water inlet end of exhalant canal relatively holds
Easily reduce that (the CL lines of inlet valve i.e. water tank critical bit line, is defined as into water into the CL lines in intake tunnel, causing inlet valve
Valve siphon start or siphon at the end of Water in Water Tank bit line relatively low in the two).
Utility model content
To solve the above-mentioned problems, anti-siphon effect can be improved to the utility model by providing one kind, and simple in structure anti-
Siphoning installation and the water feed apparatus with the anti-siphon means, make it that can improve the CL lines of the water feed apparatus.
In order to achieve the above objectives, the technical solution of the utility model is：A kind of anti-siphon means, including housing and arranged on institute
State the in vivo anti-syphon structure of shell, the anti-syphon structure include arranged on the in vivo intake tunnel of the shell, exhalant canal and with
The air intake passage that outside air communicates, the anti-syphon structure further include in the housing and with the intake tunnel, go out
The through-flow chamber that aquaporin is connected with air intake passage, the water outlet of the intake tunnel and the water inlet end of exhalant canal are described logical
Stream intracavitary is separated at intervals.
Preferably, the position of the water outlet of the intake tunnel is less than the position of the water inlet end of the exhalant canal.
Preferably, the housing is equipped with to form the air entry of the air intake passage, and the anti-syphon structure also wraps
The anti-siphon pad between the water outlet for being movably arranged at the intake tunnel and the air entry is included, the anti-siphon pad can be described
The water flow pressure of intake tunnel acts on lower past air entry direction movement to close the air entry.
Preferably, the water inlet end of the water outlet of the intake tunnel and exhalant canal through the housing bottom wall with it is described
Through-flow chamber connection, the air entry is on the roof of the housing and corresponding with the water outlet end position of the intake tunnel,
The cavity that the roof formation of the housing is downwardly concaved, the air entry are arranged on the bottom wall of the cavity to connect the through-flow chamber
With the cavity.
Preferably, the housing includes open-topped body and lid is connected on the open-topped upper cover, the body
It connects to form the through-flow chamber with the upper cover lid, the roof of the housing is formed on the upper lid.
Preferably, the top end opening lid of the cavity connects a block cover, and the block cover cooperatively forms a water storage with the cavity
Chamber, the water storage cavity top are equipped with the connected entrance for connecting the water storage cavity and outside air.
Preferably, the anti-syphon structure includes two, described two anti-syphon structures are independent of each other be arranged on it is described
On housing, described two anti-syphon structures include the respective intake tunnel, the exhalant canal, the air intake passage and institute
Through-flow chamber is stated, the through-flow chamber of described two anti-syphon structures does not connect mutually, and the cavity of the block cover and the housing top wall coordinates
The water storage cavity of one is formed, the through-flow chamber of described two anti-syphon structures is respectively by the respective air intake passage with being somebody's turn to do
A water storage cavity connection.
Preferably, the water inlet end part on the water outlet part and exhalant canal on the intake tunnel is by described through-flow
The bottom wall of chamber extends upwardly into the through-flow intracavitary and is vertically arranged side by side.
In addition, the utility model additionally provides a kind of water feed apparatus, including water inlet control valve, any of the above-described institute is further included
The anti-siphon means stated, the outlet pipe of the intake tunnel and the water inlet control valve of the anti-rainbow device are connected.
Preferably, the water inlet control valve is solenoid valve.
The beneficial effects of the utility model are：
1st, the utility model by make the water outlet of intake tunnel and the water inlet end of exhalant canal in through-flow intracavitary separately
It opens, in this way, the water in exhalant canal is less easily inversely flowed into intake tunnel, may be such that the anti-siphonage of anti-siphon means
It greatly improves, and the CL lines of the water feed apparatus with the anti-siphon means can be reduced (water feed apparatus siphon starts or siphon knot
Water in Water Tank bit line relatively low in the two during beam).
2nd, the position of the water outlet of intake tunnel is made less than the position of the water inlet end of exhalant canal, in this way, in exhalant canal
Water it is more difficult it is reverse inflow intake tunnel in, can further improve the anti-siphonage of anti-siphon means.
3rd, by the way that the roof of housing is made to form the cavity being downwardly concaved, air entry is arranged on the bottom wall of cavity to connect through-flow chamber
And cavity, a block cover also is connect in the top end opening lid of cavity, block cover cooperatively forms a water storage cavity with cavity, and water storage cavity top is equipped with
The connected entrance of water storage cavity and outside air is connected, so sets and may be such that, when fed water has a low pressure, water flow pressure can not be anti-siphon
Pad upward pushing tow in place, so as to the water that can not close air entry and cause through-flow intracavitary a small amount of from air entry flow out when, outflow
A small amount of water can be temporarily stored in water storage cavity, avoid flowing to outside, which, which is particularly suitable for being arranged on, individually sets
On the water feed apparatus put, it can so avoid there is no water tank to store water due to the water feed apparatus being separately provided, when low pressure leaks out anti-rainbow
The water for inhaling device is flowed on floor.
The 4th, two anti-syphon structures not worked at the same time are set on housing, and two anti-syphon structures share a water storage
Chamber, in this way, during an anti-syphon structure job, the water which may flow to water storage cavity can be from another anti-siphon
The air entry of structure is back to the through-flow intracavitary of another anti-syphon structure, so as to more ensure that water will not overfill water storage cavity.
Description of the drawings
Fig. 1 is the utility model anti-siphon means and the matched exploded view of water feed apparatus；
Fig. 2 conceals the anti-siphon means of block cover and the matched assembling stereogram of water feed apparatus for the utility model；
Fig. 3 be the utility model anti-siphon means and the matched sectional view of water feed apparatus, at this time water feed apparatus be in into
Water state, the air entry of anti-siphon means are closed；
Fig. 4 is the utility model anti-siphon means and the matched sectional view of water feed apparatus, and water feed apparatus, which is in, at this time stops
Water state, anti-siphon means are in suction condition.
Specific embodiment
In order to illustrate more clearly of the technical solution of the utility model embodiment, below in conjunction with the accompanying drawings to the utility model into
The explanation of one step, the accompanying drawings in the following description are only some embodiments of the utility model, for ordinary skill people
For member, without creative efforts, other attached drawings are can also be obtained according to these attached drawings.
As shown in Figures 1 to 4, a kind of anti-siphon means of the utility model, including housing 10 and in housing 10
Anti- syphon structure 20, anti-syphon structure 20 include the intake tunnel 21, exhalant canal 22 and and the outside air that are arranged in housing 10
The air intake passage 23 communicated, anti-syphon structure 20 further include in the housing 10 and with intake tunnel 21, exhalant canal 22 and inhaling
The through-flow chamber 24 that gas passage 23 is connected, the water outlet 211 of intake tunnel 21 and the water inlet end 221 of exhalant canal 22 are in through-flow chamber
It is separated at intervals in 24, in this way, due to being spaced between exhalant canal 22 and intake tunnel 21 by through-flow chamber 24, so as to may be such that out
Water in aquaporin 22 is less easily inversely flowed into intake tunnel 21, may be such that the anti-siphonage of anti-siphon means carries significantly
It is high.It is furthermore preferred that make the position of the water outlet 211 of intake tunnel 21 less than the position of the water inlet end 221 of exhalant canal 22, this
Sample, the water outlet 211 of intake tunnel 21 and the water inlet end 221 of exhalant canal 22 have a difference in height, and the water in exhalant canal 22 is more
It is not easy inversely to flow into intake tunnel 21, can further improve the anti-siphonage of anti-siphon means.
In the present embodiment, housing 10 is equipped with to form the air entry 13 of air intake passage 23, and anti-syphon structure 20 also wraps
The anti-siphon pad 25 being movably arranged between the water outlet 211 of intake tunnel 21 and air entry 13 is included, anti-siphon pad 25 can intake
The water flow pressure effect of passage 21 it is lower toward 13 direction movement of air entry to close air entry 13, prevent the current of intake tunnel 21 from
Air entry 13 flows out.
In the present embodiment, housing 10 includes open-topped body 11 and is connected on 11 top open part of body by fastening lid
Upper cover 12, the top surface of upper cover 12 forms the roof of housing 10, and body 11 and the lid of upper cover 12 connect to form through-flow chamber 24, intake tunnel
The bottom wall of 21 water outlet 211 and the water inlet end 221 of exhalant canal 22 through body 11 is connected with through-flow chamber 24, is specifically, into
221 part of water inlet end on 211 part of water outlet and exhalant canal 22 on aquaporin 21 by through-flow chamber 24 bottom wall (namely
The bottom wall of body 11) extend upwardly into through-flow chamber 24 and be vertically arranged side by side, air entry 13 be arranged in upper cover 12 and with water inlet
211 position of water outlet of passage 21 is corresponding.
In the present embodiment, the cavity 121 being downwardly concaved, air-breathing are formed on the roof (namely top surface of upper cover 12) of housing 10
Mouth 13 is arranged on the bottom wall of cavity 121 to connect through-flow chamber 24 and cavity 121, and the top end opening lid of cavity 121 connects a block cover 14, gear
Cover 14 cooperatively forms a water storage cavity 15 with cavity 121, and 15 top of water storage cavity is equipped with the connection of connection water storage cavity 15 and outside air
Mouth 151, in this way, when fed water has a low pressure, water flow pressure can not be anti-25 upward pushing tow of siphon pad in place, so as to close
Air entry 13 cause a small amount of water in through-flow chamber 24 from air entry 13 flow out when, may be such that a small amount of water of outflow can be temporary
Be stored in water storage cavity 15, avoid flowing to outside, be particularly suitable for being arranged on the water feed apparatus being separately provided, be separately provided into
Water installations do not coordinate this refers to the water feed apparatus with water tank, and the water of water feed apparatus outflow is directly used in work (as being used for rinsing
Closestool) it is stored without being stored in advance in water tank, the water feed apparatus being separately provided is equipped with the anti-siphon means and can keep away
Exempt from the water leaked out due to the storage of no water tank, the water for leaking out anti-siphon means during low pressure is caused to flow on floor.
In the present embodiment, anti-syphon structure 20 includes two, and two anti-syphon structures 20 are respectively independently of one another and symmetrical
Ground is set on the housing 10, and two anti-syphon structures 20 include respective intake tunnel 21, exhalant canal 22,23 and of air intake passage
Through-flow chamber 24, body 11 and upper cover 12 fasten the through-flow chamber 24 for forming mutually disconnected two anti-syphon structures 20, block cover 14 with
Cavity 121 in upper cover 12 cooperatively forms the water storage cavity 15 of one, and the through-flow chamber 24 of two anti-syphon structures 20 leads to respectively
Respective air intake passage 23 is crossed to connect with this water storage cavity 15.By setting two anti-syphon structures 20 not worked at the same time, and
Two anti-syphon structures 20 share a water storage cavity 15, in this way, when an anti-syphon structure 20 works, the anti-syphon structure 20 of this
The water of water storage cavity 15, which may be flowed to, to be back to another anti-syphon structure from the air entry 13 of another anti-syphon structure 20
20 through-flow intracavitary, so as to more ensure that water will not overfill water storage cavity 15.
The course of work of the utility model is summarized as follows：
As shown in figure 3, when the intake tunnel 21 of anti-syphon structure 20, to have water to flow into fashionable, and the water of intake tunnel 21 is by intaking
The water outlet 211 of passage 21 is first flowed into through-flow chamber 24, and the water inlet end 221 through exhalant canal 22 flows into again after through-flow chamber 24
In exhalant canal 22, through-flow chamber 24 can also play current certain cushioning effect, meanwhile, the hydraulic pressure jacking of intake tunnel 21 is anti-
Siphon pad 25 so that anti-siphon pad 25, which is moved upwards up to, closes air entry 13, at this point, air intake passage 23 is closed, water
Stream will not be flowed out from air entry 13.
As shown in figure 4, when 21 non-water flow of intake tunnel of anti-syphon structure 20 is fashionable, anti-siphon pad 25 is made in self gravitation
With falling to open air entry 13, that is, air intake passage 23 is opened, extraneous air can pass through connected entrance 151 and water storage cavity
15 connections, and water storage cavity 15 is connected further through air entry 13 with through-flow chamber 24, therefore, when there is negative pressure in intake tunnel 21,
Outside air can successively through connected entrance 151, water storage cavity 15, air entry 13, through-flow chamber 24 and enter in intake tunnel 21 to beat
Negative pressure in broken intake tunnel 21, plays the role of anti-siphon, and due to the water outlet 211 of intake tunnel 21 and exhalant canal
Isolated between 22 water inlet end 221 by through-flow chamber 24, and the position of the water outlet 211 of intake tunnel 21 is less than exhalant canal 22
The position of water inlet end 221 so that the water in exhalant canal 22 is not easy inversely to flow into intake tunnel 21, and then carries significantly
The high anti-siphonage of the anti-siphon means.
In addition, the utility model additionally provides a kind of water feed apparatus, including described in water inlet control valve 30 and any of the above-described
Anti-siphon means, the description of structure and principle in relation to anti-siphon means is consistent with the above, and which is not described herein again.Anti- rainbow dress
The outlet pipe 31 of the intake tunnel 21 put and water inlet control valve 30 is connected, and the water feed apparatus with the anti-siphon means can reduce
Its CL line (CL lines for water feed apparatus siphon start or siphon at the end of water level line relatively low in the two), the present embodiment into water control
Valve processed uses solenoid valve.
Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should
This is understood, in the spirit and scope for not departing from the utility model that the appended claims are limited, in form and details
On the utility model is made a variety of changes, be the scope of protection of the utility model.
Claims (10)
1. a kind of anti-siphon means, including housing and arranged on the in vivo anti-syphon structure of the shell, the anti-syphon structure includes
Arranged on the in vivo intake tunnel of the shell, exhalant canal and the air intake passage communicated with outside air, which is characterized in that described anti-
Syphon structure is further included in the housing and is connected with the intake tunnel, exhalant canal and air intake passage through-flow
The water inlet end of chamber, the water outlet of the intake tunnel and the exhalant canal is separated at intervals in the through-flow intracavitary.
2. anti-siphon means as described in claim 1, which is characterized in that the position of the water outlet of the intake tunnel is less than institute
State the position of the water inlet end of exhalant canal.
3. anti-siphon means as described in claim 1, which is characterized in that the housing is equipped with to be led to for forming the air-breathing
The air entry in road, the anti-syphon structure are further included between the water outlet for being movably arranged at the intake tunnel and the air entry
Anti- siphon pad, the anti-siphon pad can close under the effect of the water flow pressure of the intake tunnel toward air entry direction movement
Close the air entry.
4. anti-siphon means as claimed in claim 3, which is characterized in that the water outlet of the intake tunnel and exhalant canal
Water inlet end is connected through the bottom wall of the housing with the through-flow chamber, the air entry on the roof of the housing and with institute
State that the water outlet end position of intake tunnel is corresponding, the cavity that the roof formation of the housing is downwardly concaved, the air entry is arranged on
The bottom wall of the cavity is to connect the through-flow chamber and the cavity.
5. anti-siphon means as claimed in claim 4, which is characterized in that the housing includes open-topped body and lid connects
In the open-topped upper cover, the body and the upper cover lid connect to form the through-flow chamber, and the roof of the housing is formed
In on the upper lid.
6. anti-siphon means as claimed in claim 4, which is characterized in that the top end opening lid of the cavity meets a block cover, institute
It states block cover and the cavity and cooperatively forms a water storage cavity, the water storage cavity top, which is equipped with, connects the water storage cavity and outside air
Connected entrance.
7. anti-siphon means as claimed in claim 6, which is characterized in that the anti-syphon structure is described two including two
On the housing, it is logical that described two anti-syphon structures include the respective water inlet for anti-syphon structure setting independent of each other
Road, the exhalant canal, the air intake passage and the through-flow chamber, the through-flow chamber of described two anti-syphon structures do not connect mutually,
The cavity of the block cover and the housing top wall cooperatively forms the water storage cavity of one, described two anti-syphon structures it is through-flow
Chamber is connected respectively by the respective air intake passage with this water storage cavity.
8. anti-siphon means as described in claim 1, which is characterized in that water outlet part on the intake tunnel and described
Water inlet end part on exhalant canal extends upwardly into the through-flow intracavitary and vertical and arrange by the bottom wall of the through-flow chamber
It puts.
9. a kind of water feed apparatus, including water inlet control valve, which is characterized in that further include such as claim 1 to 8 any one of them
Anti-siphon means, the outlet pipe of the intake tunnel and the water inlet control valve of the anti-rainbow device are connected.
10. water feed apparatus as claimed in claim 9, which is characterized in that the water inlet control valve is solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721484132.1U CN207392348U (en) | 2017-11-09 | 2017-11-09 | A kind of anti-siphon means and the water feed apparatus with the anti-siphon means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721484132.1U CN207392348U (en) | 2017-11-09 | 2017-11-09 | A kind of anti-siphon means and the water feed apparatus with the anti-siphon means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207392348U true CN207392348U (en) | 2018-05-22 |
Family
ID=62325632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721484132.1U Active CN207392348U (en) | 2017-11-09 | 2017-11-09 | A kind of anti-siphon means and the water feed apparatus with the anti-siphon means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207392348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023019867A1 (en) * | 2021-08-18 | 2023-02-23 | 箭牌家居集团股份有限公司 | Space-saving flushing apparatus and toilet |
-
2017
- 2017-11-09 CN CN201721484132.1U patent/CN207392348U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023019867A1 (en) * | 2021-08-18 | 2023-02-23 | 箭牌家居集团股份有限公司 | Space-saving flushing apparatus and toilet |
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