CN201392019Y - Water flow switch - Google Patents
Water flow switch Download PDFInfo
- Publication number
- CN201392019Y CN201392019Y CN200920009924U CN200920009924U CN201392019Y CN 201392019 Y CN201392019 Y CN 201392019Y CN 200920009924 U CN200920009924 U CN 200920009924U CN 200920009924 U CN200920009924 U CN 200920009924U CN 201392019 Y CN201392019 Y CN 201392019Y
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- CN
- China
- Prior art keywords
- water flow
- switch
- thin film
- water
- spare
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- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to a water flow switch, which comprises a body, a cover body and a thin film switch piece, wherein a water flow outlet is formed at one end side of the body, and a water flow inlet and a first opening are formed at the other end side of the body; a water flow channel is formed between the water flow inlet and the water flow outlet, and the cover body is arranged on the body; a magnetic reed switch corresponding to the first opening is arranged on the cover body, and the thin film switch piece is covered on the opening; and a trigger unit and a stopper opposite to the trigger unit are fixedly arranged on the thin film switch piece, and the central part of the thin film switch piece moves between a first position and a second position, so that the magnetic reed switch is triggered when the water flow passes through the water flow switch.
Description
Technical field
The relevant a kind of water flow switch of the utility model refers in particular to a kind of water flow switch with thin film switch spare.
Background technology
Water heater generally is meant by various physical principles, cold water temperature is raise become a kind of device of hot water, and the water supply of water heater, common shunting according to pipe arrangement spare, cold water is introduced water heater, after passing through heating steps again, again hot water is drained into hot-water line and flow out, to supply with taking of user's hot water via effluent switch.
And be typically provided with a water flow switch in the water heater, and it is installed among the runner, and its inside is pivoted with a shuttle-type switch plate, and this switch plate is covered on above-mentioned runner, promoted and the swing that pivots by current, makes this runner formation conducting state and current are passed through; In addition, an end of this switch plate is provided with a magnet, but this magnet mat magneticaction triggers a magnetic switch, and after current stopped, this switch plate returned back to and covers the position of closing this runner, cut off above-mentioned magnetic switch simultaneously.
Yet, existing as the aforementioned water flow switch, it mainly relies on the position that shuttle-type switch plate is reached the On/Off runner, so structurally, this shuttle-type switch plate has a shaft usually, so that the action request of switch plate to be provided.But, owing to can produce incrustation scale or other impurity unavoidably in the current, when current by the arrival end above-mentioned switch plate of flowing through, when flowing to the port of export again, above-mentioned incrustation scale, impurity are piled up in the shaft on this switch plate easily, make rotating shaft to move smoothly, also may cause the action sensitivity of water flow switch not good, or this switch plate can't regular event under the flow condition of low flow velocity.More seriously,, easily cause gas can't close and burn away, and produce unexpected storms, cause the loss of user's lives and properties if above-mentioned switch plate fault can't reset with dump.
This case creator is because the disappearance of the above-mentioned constructional device of commonly using when actual using, and the accumulation individual is engaged on the related industry exploitation practice experience for many years, studies intensively, and proposes a kind of reasonable in design and effectively improve the structure of the problems referred to above finally.
The utility model content
Main purpose of the present utility model aims to provide a kind of water flow switch, and it has the switch member design of form of film, and it can carry out the swing of film morphology by current strength, to reach sensitive and correct switch motion; And the design of the switch member of above-mentioned form of film can be reached preferable switch motion equally under using for a long time.
Another purpose of the present utility model aims to provide a kind of water flow switch, and its lower surface in the switch member of this form of film is provided with a link stopper, and it can be closed current and portals to produce the effect of non-return valve, to avoid the misoperation of water heater.
In order to achieve the above object, the utility model provides a kind of water flow switch, comprising: a body, and the distolateral current that are formed with of one portal, its another a distolateral current hand-hole and one first opening of being formed with is formed with a water stream channel between this current hand-hole and this current portal; One is arranged at the lid on this body, and this lid is provided with a pair of magnetic reed switch that should first opening; An and thin film switch spare that is covered on first opening, and this thin film switch spare is arranged between this body and this lid, be installed with a trigger element and a link stopper with respect to this trigger element on this thin film switch spare, and the central part of this thin film switch spare is to move between a primary importance and a second place.
As above-mentioned structure, the central part of this thin film switch spare can move between a primary importance and a second place, so move to the second place by the strength of water when the central part of this thin film switch spare, can open the supply that water heater carries out hot water; Otherwise under the situation of not using hot water, the central part of this thin film switch spare is positioned at the second place closing this current hand-hole, and produces the effect of non-return valve.Moreover, the utility model utilizes current strength to make thin film switch spare carry out the variation of shape, and this current and without the both sides of this thin film switch spare, so the action of this thin film switch spare can not be subjected to the influence of incrustation scale or impurity, to reach the purpose in the service life of improving thin film switch spare.
For enabling further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet appended graphic only provide with reference to and the explanation usefulness, be not to be used for the utility model is limited.
Description of drawings
Fig. 1 is the schematic diagram of water flow switch of the present utility model.
Fig. 2 is the decomposition and combination figure of water flow switch of the present utility model.
Fig. 3 is positioned at the schematic diagram of primary importance for the thin film switch spare of water flow switch of the present utility model.
Fig. 4 is positioned at the schematic diagram of the second place for the thin film switch spare of water flow switch of the present utility model.
The primary clustering symbol description
1 water flow switch
10 bodies, 100 current hand-holes
102 current portal
104 first openings
106 water stream channels
107 filter elements
108 rooms
11 lids, 110 second openings
111 accommodation spaces
12 thin film switch spares, 121 link stoppers
13 magnetic reed switch
14 trigger elements 140 trigger magnetic
141 stationary housings
15 elastic parts
16 water yields are adjusted valve
17 auxiliary water circulation roads, 170 first accessory channels
171 second accessory channels
18 temperature inductors
19 relief valves
The specific embodiment
At first, see also Fig. 1 to shown in Figure 4, the utility model proposes a kind of water flow switch 1, it can utilize the switch of diaphragm type to carry out current control and wait action with triggering igniting, can solve the problem that traditional shuttle-type switch is blocked by incrustation scale easily by this.This water flow switch 1 comprises that a body 10, a lid 11 and a thin film switch spare 12 form; Wherein this body 10 and this lid 11 are worked in coordination forming mechanism's part, and this thin film switch spare 12 is fixed by above-mentioned body 10 and lid 11.Below will describe the thin parts of this water flow switch 1 in detail.
The body 10 of this water flow switch 1 forms the turnover position of current, wherein one of this body 10 distolateral current that are formed with portal 102, a distolateral current hand-hole 100 and one first opening 104 of then being formed with of another of this body 10, this current hand-hole 100 and this current portal and are formed with a water stream channel 106 (please refer to Fig. 3) between 102, in other words, one current can flow into the water stream channel 106 of these body 10 inside via current hand-hole 100, portal by these current and 102 flow out these bodies 10.In addition, this body 10 more offers first opening 104 corresponding to this current hand-hole 100, and hereinafter described thin film switch spare 12 then is covered on this first opening 104, triggers igniting and opens portal 102 purpose of these current to reach by current.
The lid 11 of this water flow switch 1 is covered on this body 10 forming airtight water flow space, and this lid 11 is provided with one to magnetic reed switch 13 that should first opening 104, and this magnetic reed switch 13 can be by the function of trigger action to light a fire of magnetic force.
And the thin film switch spare 12 of this water flow switch 1 mainly is a kind of stressed elastically-deformable structure that can produce, in other words, the central part of this thin film switch spare 12 can move (as Fig. 3 and Fig. 4) between a primary importance and a second place, this thin film switch spare 12 is covered on this first opening 104, and this thin film switch spare 12 is provided with a trigger element 14, this trigger element 14 is corresponding to above-mentioned magnetic reed switch 13, and this thin film switch spare 12 further comprises a link stopper 121, this link stopper 121 is arranged at the bottom of this thin film switch spare 12 and to should current hand-hole 100, and moving by this thin film switch spare 12 with this current hand-hole 100 of closure or openness, and the position of this link stopper 121 is the central parts that are positioned at this thin film switch spare 12, so this link stopper 121 and this trigger element 14 are the middle positions that relatively are arranged at the upper and lower surface of this thin film switch spare 12.
Please again with reference to figure 1 and Fig. 2, it is a specific embodiment of the present utility model, wherein, this water flow switch 1 is a body 10, lid 11 and thin film switch spare 12 are formed, form one second opening 110 on this lid 11, the size of this second opening 110, shape is to first opening 104 that should body 10, and above-mentioned thin film switch spare 12 can be the thin shrapnel of a circle, and the periphery of this thin film switch spare 12 is fixed by the lateral margin of the lateral margin of this first opening 104 and this second opening 110, that is, the periphery of this thin film switch spare 12 is by body 10 and 11 fixings of lid, and makes the central part of thin film switch spare 12 carry out the action that resilient movement triggers igniting and opens this current hand-hole 100 in order to water stream.
In addition, in this specific embodiment, this trigger element 14 comprises that one triggers magnetic 140, and one coat the stationary housing 141 that this triggers magnetic 140, and should trigger magnetic 140 by this stationary housing 141 and be mounted on this thin film switch spare 12.In other words, this triggering magnetic 140 is essentially a magnet, the magnet of one 5 * 5 * 6 millimeters (mm) for example, and this triggering magnetic 140 by this stationary housing 141 to be assembled in the central part of this thin film switch spare 12.And this magnetic reed switch 13 is formed by a magnetic red pipe, a magnetic reed switch box and a terminal line group, by this triggering that triggers magnetic 140 with output signal.
Moreover, this water flow switch 1 more comprises an elastic parts 15, the two ends of this elastic parts 15 are resisted against the medial surface of this lid 11 (being accommodation space 111) and the upper surface of this thin film switch spare 12 respectively, that is this lid 11 can be extended internally to form an accommodation space 111 by this second opening 110, this accommodation space 111 can be installed with above-mentioned elastic parts 15, and can allow above-mentioned thin film switch spare 12 be able to top offset.
Please refer to Fig. 3, it does not open structural form under the situation of tap for water flow switch 1 of the present utility model the user, wherein the pressure of accommodation space 111, room 108 and this current hand-hole 100 can be identical, this thin film switch spare 12 can be positioned on the primary importance by the strength of this elastic parts 15, so that the link stopper 121 of the central part of the lower surface of this thin film switch spare 12 can seal the current hand-hole 100 of this body 10, and 14 of the trigger elements of the central part of the upper surface of this thin film switch spare 12 can't touch this magnetic reed switch 13.
Please refer to Fig. 4, it makes current pass through structural form under the situation of (as shown by arrows) for water flow switch 1 of the present utility model there being the user to open tap, wherein the pressure of this accommodation space 111 and room 108 is little than the pressure of this current hand-hole 100, difference control by pressure, this thin film switch spare 12 central parts promptly can overcome the resistance of this elastic parts 15, and the stressed second place that upwards is moved to, at this moment, 14 of the trigger elements of this thin film switch spare 12 upper surfaces can be by this magnetic reed switch 13 of magnetic force triggering and conducting; Simultaneously, 121 of the link stoppers of this thin film switch spare 12 lower surfaces can be opened the current hand-hole 100 of this body 10, make current enter room 108 in this body 10, and flow into the water stream channel 106 of these body 10 inside, then current can portal from above-mentioned current and 102 flow out, therefore, by keeping current in the same side of this thin film switch spare 12, so can solve traditional current from switch one effluent to incrustation scale that opposite side produced or impurity cause the problem of the insensitive even misoperation of switch.It should be noted that, when this thin film switch spare 12 is positioned at the second place, this trigger element 14 does not limit the inner top surface that is contacted with this accommodation space 111, because magnetic force is a kind of contactless force, even so trigger element 14 is not contacted with the inner top surface of this accommodation space 111, this trigger element 14 also can utilize magneticaction to trigger this magnetic reed switch 13.
Stop to enter this body 10 and work as current, be positioned near the current that these current portal 102 and can flow into these accommodation spaces 11 (i.e. the space of this thin film switch spare 12 tops) by auxiliary water circulation road 17, so the middle body of this thin film switch spare 12 promptly can move down from the second place by the elastic-restoring force of the balance of above-mentioned pressure and elastic parts 15 and get back to primary importance (as shown in Figure 3), by this, this thin film switch spare 12 promptly no longer makes this magnetic reed switch 13 be in conducting state, and 121 of this link stoppers are closed the current hand-hole 100 of this body 10 once more, to produce the effect of check.And the auxiliary water circulation road 17 that is communicated with this accommodation space 111 and this water stream channel 106 is by first accessory channel 170 that is positioned at this lid 11, and second accessory channel 171 that is positioned at this body 10 is construed as.
On the other hand, the utility model more can have following feature, this water flow switch 1 further comprises the water yield adjustment valve 16 of the water yield of this water stream channel 106 of control outflow, this water yield is adjusted the side that valve 16 is assembled in this body 10, and be adjacent to these current and portal 102, it is one to have the body of a plurality of valve ports that vary in size that this water yield is adjusted valve 16, adjusts valve 16 and can control the water yield that flows into above-mentioned water stream channel 106 by rotating this water yield.This water flow switch 1 more comprises a filter element 107 (for example filter screen), and it is adjacent to this current hand-hole 100, and the best is the upstream that is positioned at this current hand-hole 100, flows to the impurity in the current of this current hand-hole 100 with filtration.
Moreover, more can be equiped with at least one temperature inductor 18 on the body 10 of this water flow switch 1, with the temperature of monitoring current, and then reach purpose of safety.On the other hand, a relief valve 19 can be installed to be connected in this water stream channel 106 on the body 10 of this water flow switch 1, when sky burnt, the pressure in this water stream channel 106 can improve, therefore can be by the action of this relief valve 19 with release pressure (for example at 17kg/cm
2Pressure under), and then reach purpose of safety.
In sum, the utlity model has following all advantage:
1, water flow switch of the present utility model is the switch that is applied to gas oven or water heater, and water flow switch of the present utility model is to utilize the switch module of form of film to replace the switch module that traditional mechanical type is swung, so the rotating shaft that the utility model can solve traditional mechanical switch assembly is caused the insensitive problem of above-mentioned switch module when swinging or even the problem that can't move by contaminating impurities such as incrustation scales.
2, the utility model is equiped with trigger element and link stopper by the upper and lower surface at this thin film switch spare, so when thin film switch spare can trigger this magnetic reed switch during in the second place, and when primary importance, then can reach the effect of non-return valve, when preventing that the user from opening cold water because of the water effect of hanging down opens by mistake water heater, so be switch module having multi-functions.
The above only is a preferable possible embodiments of the present utility model, and is non-so limit to claim of the present utility model, so the equivalence techniques that uses the utility model specification and diagramatic content to do such as changes, all is contained in the scope of the present utility model.
Claims (10)
1, a kind of water flow switch is characterized in that, comprising:
One body, the distolateral current that are formed with of one portal, and its another a distolateral current hand-hole and one first opening of being formed with is formed with a water stream channel between this current hand-hole and this current portal;
One is arranged at the lid on this body, and this lid is provided with a pair of magnetic reed switch that should first opening; And
One is covered on the thin film switch spare on first opening, and this thin film switch spare is arranged between this body and this lid, be installed with a trigger element and a link stopper with respect to this trigger element on this thin film switch spare, and the central part of this thin film switch spare is to move between a primary importance and a second place.
2, water flow switch as claimed in claim 1 is characterized in that: this lid more comprises one second opening, and the periphery of this thin film switch spare is to fix by the lateral margin of the lateral margin of this first opening and this second opening.
3, water flow switch as claimed in claim 1 is characterized in that: this trigger element comprises that one triggers magnetic, and the stationary housing of this triggering magnetic of a coating, and this stationary housing is mounted on this thin film switch spare.
4, water flow switch as claimed in claim 1 is characterized in that: further comprise an elastic parts, the two ends of this elastic parts are resisted against medial surface and this thin film switch spare of this lid respectively.
5, water flow switch as claimed in claim 1 is characterized in that: the water yield that further comprises the water yield of this water stream channel of control outflow is adjusted valve.
6, water flow switch as claimed in claim 1 is characterized in that: this thin film switch spare forms an accommodation space with the medial surface of this lid.
7, water flow switch as claimed in claim 6 is characterized in that: comprise that further one is communicated with the auxiliary water circulation road of this accommodation space and this water stream channel.
8, water flow switch as claimed in claim 7 is characterized in that: this auxiliary water circulation road is by first accessory channel that is positioned at this lid, and second accessory channel institute construction formation that is positioned at this body.
9, water flow switch as claimed in claim 1 is characterized in that: comprise that further one is mounted on the temperature inductor on this body.
10, water flow switch as claimed in claim 1 is characterized in that: comprise that further one is arranged at the filter element of this current hand-hole upstream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920009924U CN201392019Y (en) | 2009-02-18 | 2009-02-18 | Water flow switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920009924U CN201392019Y (en) | 2009-02-18 | 2009-02-18 | Water flow switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201392019Y true CN201392019Y (en) | 2010-01-27 |
Family
ID=41598841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920009924U Expired - Lifetime CN201392019Y (en) | 2009-02-18 | 2009-02-18 | Water flow switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201392019Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878685A (en) * | 2012-09-29 | 2013-01-16 | 侯全舵 | Control device capable of controlling on-off of water and circuits |
| CN103700540A (en) * | 2013-12-12 | 2014-04-02 | 佟勇华 | Water flow inductive switch |
| CN108426375A (en) * | 2018-04-19 | 2018-08-21 | 珠海格力电器股份有限公司 | Water flow detector |
-
2009
- 2009-02-18 CN CN200920009924U patent/CN201392019Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878685A (en) * | 2012-09-29 | 2013-01-16 | 侯全舵 | Control device capable of controlling on-off of water and circuits |
| CN103700540A (en) * | 2013-12-12 | 2014-04-02 | 佟勇华 | Water flow inductive switch |
| CN103700540B (en) * | 2013-12-12 | 2016-06-22 | 佟勇华 | Current inductive switch |
| CN108426375A (en) * | 2018-04-19 | 2018-08-21 | 珠海格力电器股份有限公司 | Water flow detector |
| CN108426375B (en) * | 2018-04-19 | 2023-12-26 | 珠海格力电器股份有限公司 | Water flow detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100127 |
|
| CX01 | Expiry of patent term |