CN106460377A - Pneumatic control valve for sanitary device - Google Patents
Pneumatic control valve for sanitary device Download PDFInfo
- Publication number
- CN106460377A CN106460377A CN201580017275.9A CN201580017275A CN106460377A CN 106460377 A CN106460377 A CN 106460377A CN 201580017275 A CN201580017275 A CN 201580017275A CN 106460377 A CN106460377 A CN 106460377A
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- Prior art keywords
- valve rod
- valve
- compressed air
- respect
- control valve
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Links
- 238000009423 ventilation Methods 0.000 claims abstract description 4
- 230000005291 magnetic effect Effects 0.000 claims description 45
- 210000000635 valve cell Anatomy 0.000 claims description 31
- 238000007789 sealing Methods 0.000 claims description 29
- 238000002347 injection Methods 0.000 claims description 20
- 239000007924 injection Substances 0.000 claims description 20
- 230000009471 action Effects 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 17
- 238000010168 coupling process Methods 0.000 claims description 17
- 238000005859 coupling reaction Methods 0.000 claims description 17
- 230000033001 locomotion Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 239000002351 wastewater Substances 0.000 description 12
- 238000011010 flushing procedure Methods 0.000 description 9
- 230000005294 ferromagnetic effect Effects 0.000 description 8
- 239000013505 freshwater Substances 0.000 description 7
- 230000009467 reduction Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 230000008676 import Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000008719 thickening Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000994 depressogenic effect Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000881 depressing effect Effects 0.000 description 2
- 230000005292 diamagnetic effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005298 paramagnetic effect Effects 0.000 description 2
- 229920001195 polyisoprene Polymers 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000008237 rinsing water Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
- E03D5/02—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor
- E03D5/09—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor directly by the hand
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/006—Pneumatic sewage disposal systems; accessories specially adapted therefore
Landscapes
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Mechanically-Actuated Valves (AREA)
- Magnetically Actuated Valves (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention relates to a control valve device (1) for controlling a sanitary device, comprising a valve housing (10), which comprises a vacuum chamber (11) with a first vacuum line connection (12), an intermediate chamber (14) with a second vacuum line connection (15), and an ambient pressure chamber (16) with a ventilation opening, and comprising a manually movable valve lifter (20) which seals the vacuum chamber (11) from the intermediate chamber (14) and releases a connection between the intermediate chamber (14) and the ambient pressure chamber (16) in a first position and releases a connection between the vacuum chamber (11) and the intermediate chamber (14) and seals the intermediate chamber from the ambient pressure chamber (17) in a second position. According to the invention, a compressed air valve unit which is coupled to the valve lifter (20) is provided with a valve body which blocks a compressed air inlet (60) from a compressed air outlet (84) in the first position of the valve lifter (20) and which releases a connection between the compressed air inlet (83) and the compressed air outlet (84) in the second position of the valve lifter (20).
Description
Technical field
The present invention relates to a kind of control valve gear for controlling hygienic device, described control valve gear includes：Valve chest,
Described valve chest has：Negative pressure chamber, described negative pressure chamber is connected with the first vacuum line interface, to connect vacuum line；Medial compartment,
Described medial compartment is connected with the second vacuum line interface, to connect the second vacuum line；With ambient pressure room, described ambient pressure
Room is connected with surrounding by means of ventilation orifice；Can be with respect to the valve rod of housing motion, described valve rod has on the first end
There is manually operable operating element；With housing and the coefficient first seal of valve rod, described first seal is in valve rod
With respect in the primary importance of housing, negative pressure chamber is sealed with respect to medial compartment, and valve rod with respect to housing second
In putting, open the connection between negative pressure chamber and medial compartment；With housing and the coefficient second seal of valve rod, described second is close
Sealing opens the connection between medial compartment and ambient pressure room in valve rod with respect in the primary importance of housing, and in valve rod
With respect in the second position of housing, medial compartment is sealed with respect to ambient pressure room.
Background technology
Known a kind of air control unit for vacuum closet from DE 20 2,013 004 015.In described pneumatic control
In device processed, by means of operation button, vacuum is directed on delay unit, and time delay ground by means of Laser triggered by means of
The flushing process of compressed air, its mode is：The valve cell of film operation opens compressed air supply.
The control valve device of this structure type is used for manipulating hygienic device, and described hygienic device needs the new of vacuumizing
Fresh water, flushing water or waste water conveying.In this hygienic device, generally water is exported from container by means of compressed air or
It is drawn in container by means of vacuum.In specific applications, for example in vacuum closet, carry out the combination of time control, first
First washing water quantity is exported by means of compressed air from flushing water container, be subsequently possible to comprise the waste water of described washing water quantity
Measure by means of vacuum handling to waste water container or in the intermediate receptacle that upstream connects, the intermediate receptacle wherein connecting in upstream
In the case of, generally subsequently also by waste water from middle container transport to waste water container, described conveying for example can again by
Cause in compressed air.
It is necessary to be exported fresh water from fresh water container by means of compressed air under other applicable cases, so that
For example supply hand washing sink with water, and waste water is extracted out again by means of vacuum from hand washing sink.
Generally, this control process can be controlled by following manner：Vacuum source and compressed air source are provided, and from institute
State in vacuum source and compressed air source, electrically operated by being manipulated with specific time interval by corresponding electronic control unit
Valve cell, such vacuum and compressed air is submitted to tank, intermediate receptacle or waste water container so that real whereby
The now conveying effect to fresh water, flushing water or waste water.However, the shortcoming of this solution is, for this control of operation
For device, not only must provide for compressed air but also must provide for vacuum and electric energy.Thus, couple this sanitary packing
Put and become to expend, this is especially subsequently unfavorable in the following cases：Hygienic device should be in vehicle, such as rail vehicle car
Interior installation.
Content of the invention
In principle, there is the demand of the control device to hygienic device or for this hygienic device, described control device
Realize the reliable control to running, and here can propose substantially to energy to be supplied in a simpler manner
Configuration aspects are less to require lower installation and operation.The present invention is based on following purposes, provides this control unit, by described control
Unit processed, can simplify the installation and operation of this hygienic device.
Described purpose is realized by means of the control valve device being illustrated starting at type according to the present invention, is provided with and valve rod
The compressed air valve cell coupling, described compressed air valve cell has valve body, and described valve body is in valve rod with respect to the of housing
In one position, by compressed air inlet with respect to compressed air outlet block, and valve rod with respect to housing the second position
In, open the connection between compressed air inlet and compressed air outlet.
By the control valve gear according to the present invention, provide control device, described control device can be with simpler side
Formula is installed, and can control the workflow of hygienic device.Meanwhile, by the control valve device according to the present invention, provide Shandong
The control device of rod.Especially changed with respect to known control device in terms of its connecting interface according to the control valve gear of the present invention
Enter, and be configured to, the conveying of fresh water, flushing water and/or waste water in manipulation hygienic device.Here, conveying fresh water or
Flushing water or waste water in hygienic device can not only be carried out by means of compressed air and also by way of vacuum.According to this
Bright, need only one compressed air source for by means of the described control controlling valve gear.
Therefore, the vacuum compression sky of the outside for controlling workflow can be abandoned according to the valve gear that controls of the present invention
Source of the gas and electric energy or electronic-controlled installation.It is alternative in this, when needing vacuum to be used for running, according to the control of the present invention
Valve gear manipulates, based on compressed air source, the vacuum equipment that compressed air is run, and on the one hand according to the compressed air being provided
And on the other hand comprehensively control the operation of hygienic device according to consequent vacuum.
In this regard, controlling valve gear to have valve chest, described valve chest is substantially divided into three rooms.Described room is each other by
One and second seal are separated, and wherein said first and second sealing members pass through the motion that valve rod is with respect to housing with specifically side
Formula opens and closes.Valve rod is structured in addition, operates compressed air valve cell by following manner：Described compressed air valve
Unit is closed in the primary importance of valve rod, and opens in the second position of valve rod.Valve rod can be by control valve gear
User manual operation, this for example can by the operating surface on valve rod, the operating surface being for example configured to button direct
Masterpiece is used for carrying out, but equally also indirectly can carry out via operation machinery device or executor.
So moved to the second position from primary importance by valve rod, compressed air valve cell is directly opened and then can
Realize the compressed air supply from compressed air source.Described compressed air confession should be able to be used directly for conveying fresh water/punching
Wash water or waste water.Additionally, compressed air can be used in, load injector device with compressed air, and wherein for example by
Produce vacuum in Venturi effect.
The vacuum either directly or indirectly producing due to being loaded with compressed air is then able to supply to according to the present invention
Control valve gear, and import in negative pressure chamber via the first vacuum line interface, from described negative pressure chamber, described vacuum exists
Also directly act in medial compartment in the second position of valve rod.Due in the second position, by second seal in medial compartment
Seal and ambient pressure room between, thus due to the pressure reduction between medial compartment and ambient pressure room, occur acting on the power of valve rod,
Described pressure reduction is higher, and the vacuum in medial compartment is stronger.Built by described power, when exceeding predetermined vacuum, by valve rod from
The second position moves back in primary importance, and then interrupts compressed air supply again by means of compressed air valve cell.
Additionally, being capable of according to the control valve gear of the present invention, by the vacuum importing in pressure chamber in primary importance
In be directed on the second vacuum line interface in medial compartment, and then for example manipulate time-controlling arrangement.When first seal will
When negative pressure chamber and medial compartment seal, described guiding is interrupted so that on the side of negative pressure chamber or medial compartment in primary importance
Ventilation does not reduce the vacuum on opposite side.
Can be constituted with following types in the first and second sealing members controlling setting in valve gear according to the present invention, be made
Must be applied directly on sealing member by the pressure reduction causing via sealing member, surface pressing, and described surface pressing is from sealing
Part is delivered on valve rod, to cause the motion of valve rod.Similarly, first or second seal can be configured to so that described
First or second seal produce sealing effectiveness only between valve rod and housing, and corresponding face is constituted on valve rod, in valve
In the case of being sealed between bar and housing, pressure reduction is applied on described face by following manner：Or negative pressure environment
Pressure is applied on described face, and in side, power effect is applied on valve rod.
In principle, by means of negative pressure and ambient pressure act on valve rod and affect the power of its position with regard to housing can
Additionally affected by other power, in the embodiment that this is described below, illustrate some favourable designs.This attached
Plus the power of effect can be acted on by permanent magnet magnetism in the form of magnetic force by pre-tightening apparatus or electromagnetic action or also by
In gravity produce to valve rod or the power effect of the pouring weight element (Massenelemente) that coupled with described valve rod is produced, described
Pre-tightening apparatus usually can comprise the helically flexible member of the elasticity of form of springs, other spring structural form, rubber bullet
Element of property etc..In principle, can be by being used for affecting and set trigger force, reset force on this additional masterpiece of valve rod
And in triggering and reset and the time lag between the triggering of realization can be reappeared after a reset
Preferred embodiment propose according to first, valve rod extends to the second end from first end, and at the second end
Couple with compressed air valve cell in portion.Coupled with compressed air valve cell by valve rod, on the second end of valve rod, via
Setting operating element on the first end is capable of the direct operation to compressed air valve cell, and realizes operating physical force
The transmission of robust.The coupling here and can not only be mechanically connected, such as compress by means of direct of compressed air valve cell and valve rod
The composition of integration on valve rod for the valve body of air valve cell, is cut with scissors via the machinery of the second end of valve rod by means of valve body
Connect, or to carry out as by means of force transmission effect such as indirectly coupling of friction, Pneumatic Transmission, the transmission of magnetic-type power etc..
According to another preferred embodiment, can be improved by magnet and following manner and control valve gear：By means of
The magnetic action operating valve body of magnet.According to described embodiment, magnet is the ingredient controlling valve gear, and is used for grasping
Make valve body, imply that and compressed air valve cell is toggled between open and closed positions.Magnet here can be passed through
The element of other power effect, such as flexible member or the element otherwise resetting are assisted or are loaded with counteracting force.Principle
On, magnet can be arranged on valve rod or be arranged on valve body, and respectively with valve body or on valve rod corresponding magnetic
Property element collective effect, wherein said magneticss can ferromagneticly, paramagnetic ground or diamagnetic constitute.In an identical manner, magnetic
Indirectly loading of body can be carried out via with valve rod or coupling of valve body, so that the magnetic force effect of the motion based on valve rod is turned
Change the motion of valve body into.
Preferably, magnet is permanent magnet.In other designs, electromagnet also can be in the control according to the present invention
Use in valve gear.
Here, enabling in particular to propose, the valve body of compressed air valve cell is opened by magnetic action, or compressed air valve
The valve body of unit is closed by magnetic action.Propose with regard to this two flexible programs, magnetic action can be by accordingly adding
Affecting, the element of described power effect is capable of the fortune of this patterns affect valve body as being described above to the element of power effect
Move so that thus causing the auxiliaring effect of magnetic force or the reset effect of opposing magnetic force.
Valve gear is being controlled to have in the design for the magnet of operating valve body, it is then preferred that can propose, valve body
The second position of valve rod is moved in open position by the magnetic action of magnet, or logical in the primary importance of valve rod
The magnetic action crossing magnet moves in closed position.In this embodiment, or compressed air valve cell is the of valve rod
Open in two positions, or closing in the primary importance of valve rod.Described operation can by act on valve body corresponding other
Mechanism, such as flexible member assisted by following manner：Correspondingly, valve body is passed through in primary importance described others machine
Structure is pressed in closed position, or correspondingly, is moved in open position by other mechanisms in the second position.
Another preferred embodiment includes the first pre-tightening apparatus, and pretightning force is applied to valve by described first pre-tightening apparatus
On body, described pretightning force and magnetic action are worked on the contrary.This pretightning force for example can by helically spring or other
The flexible member of construction or in caoutchouc elasticity the construction of element of spring design is realized.By described pre-tightening apparatus with
Magnetic action reverse effect, can preset operating physical force and the triggered time point of compressed air valve cell.Additionally, being filled by pretension
Put it is also possible to default reset force, described reset force for by compressed air valve cell from open position to being drawn back into close stance
It is necessary in putting.
Here, it is even more preferred that, magnetic action acts between magnet and magneticss, and one of them is arranged on valve rod
On, and another is arranged on valve body, and in the primary importance of valve rod, the spacing between magnet and magneticss is big
To making magnetic force be less than pretightning force, and in the second position of valve rod, the spacing between magnet and magneticss little to making
Obtain magnetic force and be more than pretightning force.By described design, by due to valve rod being moved to general the second position from primary importance
Magnet is guided on magneticss, and increases magnetic force and then produce the magnetic force increasing with respect to primary importance in the second position, makes
Obtain following pretightning forces that described magnetic force exceedes pre-tightening apparatus now, described magnetic force is not above this pretightning force before.Therefore, in advance
Tight device keeps valve body to close in primary importance, and in the second position of valve rod, described pre-tightening apparatus are overcome by the magnetic force, and enter
And valve body is in open position.In principle, here, magnet can be arranged on valve rod, and magneticss can be arranged
On valve body, otherwise or.In addition it is understood that process by carrying out due to compressed air supply, superpressure can be built
Or negative pressure, described superpressure or negative pressure be then able to additional power effect is applied on valve rod, and its mode is, for example,：Vacuum is carried
Supply the first vacuum line interface, and then power is acted on valve rod, described power causes valve rod to reset to first from the second position
In putting.
It is particularly preferred here that, the control valve gear according to the present invention, institute are improved by beidirectional locking element
State locking element and cause coupling mechanism force in the first and second positions between valve rod and valve chest, wherein locking element preferably comprises
It is for being maintained in primary importance valve rod with default first retentivity, exceeding the default behaviour acting on operating element
Make, it is allowed to valve rod moves to the second position from primary importance during power, valve rod to be maintained at second with default second retentivity
In position, and it is allowed to valve rod moves to primary importance from the second position during predetermined negative pressure in exceeding medial compartment.Borrow
Help described improvement project, on the one hand limit default operating physical force, described operating physical force must apply for by means of control valve gear
Triggering flushing process.Additionally, limiting default negative pressure, described negative pressure must build first, to terminate flushing process.Valve rod phase
Should be kept in the first and second positions with the corresponding first or second retentivity on ground, the described first or second retentivity can that
This is similar and different.Locking element for example can be formed by means of the element of spring operation or flexible member, described flexible member
It is fixed on valve chest and act on the depressed part or the protuberance that are provided with slope or taper surface etc. in both sides on valve rod.Described
Locking element equally can be formed by the element that spring operates, and the element of described spring operation is arranged at interval with two
Depressed part on valve rod or protuberance collective effect.Similarly, two flexible members can with valve rod on unique protuberance
Or depressed part collective effect.Spring operation element can be for example spring-loaded ball, spring-loaded slide block and one or
Coefficient spring hoop of two taper surfaces etc..
Alternatively or additionally, in the control valve gear be equipped with magnet preferably, valve rod is maintained at by magnetic force
In the second position, and the ambient pressure in the negative pressure combining environmental pressure chamber building in medial compartment in the second position will be with
The reset force that described magnetic force works on the contrary is applied on valve rod, during default negative pressure in reaching medial compartment, described multiple
Valve rod opposing magnetic force is moved to primary importance by position power from the second position.In said embodiment, valve rod is protected by magnetic force
Hold in the second position, and constructed negative pressure is imported in negative pressure chamber and then imports in described primary importance and negative
In the medial compartment that pressure chamber connects, and cause the power effect acting on valve rod, described masterpiece as the pressure reduction with ambient pressure room
With described valve rod is moved back primary importance again from the second position.
Moreover it is preferred that improving the control valve gear according to the present invention, described second pretension by the second pre-tightening apparatus
Valve rod is tightened in advance primary importance by device from the second position.By this second pre-tightening apparatus, reset force is applied to valve rod
Go up and be capable of following settings, described setting not only affects trigger force, also affect the reset force needing, wherein by described
Trigger force, valve rod must move to the second position from primary importance, described reset force pass through medial compartment and ambient pressure room it
Between pressure reduction and be applied on valve rod, described second pre-tightening apparatus can be configured to element of flexible member, caoutchouc elasticity etc. again.
According to the present invention, it is furthermore preferred that valve body can be movable relatively with respect to valve rod and with respect to housing.?
In this embodiment, there is not direct connection between valve rod and valve body and housing, but these three components can respectively relatively
In moving each other.On the one hand this can be accomplished by the mode of production of cost-effective：Do not need cooperation and tolerance, institute
State cooperation and tolerance must correspondingly select to avoid crooked or to block in the case of may directly coupling.It is alternative in this, phase
Component, such as valve rod and the valve body answered can in each guiding of itself predetermined tolerance, and by the power effect of relative set, example
As being in the motion being relative to each other by the magnetic coupling being described above.
Preferred embodiment proposed according to another, magnet is fixed on the second end of valve rod, and first with magnetic
Part collective effect, described magneticss and valve body couple or are integrally formed on valve body, or magnet is fixed on valve body
And with magneticss collective effect, the second end of described magneticss and valve rod couples or is integrally formed in valve rod
On the second end.In this embodiment, otherwise magnet be fixed on valve rod and with magneticss collective effect, described magnetic
Element can be ferromagnetic, paramagnetic or diamagnetic, and described magneticss are arranged on valve body.Here, magnet and magneticss
Can with valve rod or valve body constitute, be otherwise coupled to, couple or fixed thereon with described valve rod or valve body.
As an alternative, contrary construction can be proposed, wherein magnet is arranged on valve body, and magneticss are correspondingly arranged
On the second end of valve rod.
Control valve gear according to the present invention can be improved further by following manner：First seal is fixed
On valve rod and close with respect to first of direction of motion broadening taper, that edge is from primary importance to the second position on housing
Front cover seals, and second seal is fixed on housing, and with respect on valve rod taper, from the second end of valve rod
Portion seals towards the secondary sealing area that first end is widened；First seal is fixed on housing, and with respect to valve
Secondary sealing area sealing taper, widening towards the second end from the first end of valve rod on bar, and second is sealed
Part is fixed on valve rod, and with respect to direction of motion broadening taper, that edge is from the second position to primary importance on housing
Primary sealing area sealing.
By this two variations of embodiment, limit the first and second sealing members and it seals the preferred of mating surface
Design.The tapered portion of the here setting of the sealing surface on housing or valve rod is drawn when valve rod is with respect to housing motion
Play favourable being gradually reduced of seal clearance, thus, it is possible to avoid the unexpected change to the effect of the power of valve rod, and via borrowing
The corresponding sealing helping the valve rod forward travel of increase to carry out, is capable of the reliable sealing between valve rod and housing.
Finally, the control valve gear according to the present invention can be improved further by injection device, and described ejector sets
Get everything ready and have ejector compressed air interface and ejector vacuum interface, described injection device is structured to, empty with compression
When gas loads ejector compressed air interface, produce vacuum, wherein ejector compressed air interface at ejector vacuum interface
Fluidly connect with compressed air outlet, and ejector vacuum interface is fluidly connected with the first vacuum line interface.Additionally, according to
The control valve gear of the present invention can alternatively or additionally be improved by delay unit, and described delay unit has air and connects
Mouthful, described air interface is fluidly connected with the second vacuum line interface.
Limit injection device by described improved form, described injection device carries via from compressed air valve cell
For compressed air supply, and therefrom produce vacuum, the first vacuum line interface that described vacuum imports to housing again is enterprising
And import in negative pressure chamber.By described collective effect, by the vacuum effectiveness to negative pressure chamber or medial compartment, realize empty in compression
The favourable control between valve rod in gas valve unit, the injection device being thereby loaded with, the vacuum producing wherein and housing
Effect processed.Additionally, using the favourable probability manipulating delay unit via the second vacuum line interface coming from medial compartment, institute
Stating medial compartment in primary importance is sealing with respect to negative pressure chamber, and is connected with negative pressure chamber in the second position.With regard to this
The more detailed operation principle of kind injection device and this delay unit and interaction and itself and the control according to the present invention
The collective effect of valve gear processed, with reference to described in German Utility Model DE 10 2,013 004 015 for vacuum closet
Air control unit, described air control unit has operation coupling member 150 compared with this delay unit.
Can be run advantageously according to the method for controlling hygienic device according to the valve gear that controls of the present invention, described side
Method comprises the steps：
- by operating to operating element, by the valve rod movingly arranging with respect to valve chest from primary importance handss
Moving moves in the second position,
- in the second position, open the compressed air valve cell coupling with valve rod,
- compressed air valve cell open and in the vacuum interface of injection device at build vacuum in the case of, will
Compressed air is supplied to injection device,
- with coming from the medial compartment that the vacuum load of the vacuum interface of injection device is arranged in valve chest, described centre
Room seals with respect to ambient pressure room in the second position of valve rod,
During-default negative pressure in reaching medial compartment, by the ambient pressure in ambient pressure room is applied to valve rod
On face on, and valve rod is moved back primary importance from the second position.
It is particularly preferred here that, by means of magnet operation compressed air valve cell, and valve rod is maintained at by magnetic force
In two positions.
The function of carrying out with regard to methods described process and each step, here and preferred design, with reference to above
In to the explanation controlling valve gear and its operation principle to be illustrated.
Brief description
Elaborate the present invention with reference to the accompanying drawings preferred embodiment.
Fig. 1 illustrates the schematic diagram of the control valve gear according to the present invention.
Fig. 2 illustrates the setting side of the signal of the air control unit being equipped with time-controlling arrangement for vacuum closet
Formula.
Specific embodiment
With reference first to Fig. 1, valve chest 10, valve rod 20 edge in described valve chest are had according to the control device 1 of the present invention
Direction of operating to be movably guided.
Valve rod 20 stretches out on the 20a of end at an upper portion thereof from valve chest 10, and carries behaviour on the 20a of end at an upper portion thereof
Make button 21.Valve rod 20 equally stretches out from valve chest 10, and be provided with axle in described lower end on the 20b of its underpart end
To elongated hole 22.The elongated hole 22 of axial direction is surrounded by toroidal magnet 30 at lower end 20b of valve rod.
Valve chest 10 surrounds inner chamber, and described inner chamber passes through first seal 41 and second seal 42 is divided into three altogether
Room.From the beginning of upper end 20a of valve rod, negative pressure chamber 11 passes through housing and first seal 41 gauge being fixed on valve rod.
Described negative pressure chamber 11 is connected on vacuum line 12a by the first vacuum line interface 12.
The first seal 41 being fixed on valve rod seals with respect to the housing wall section 13 of taper, described housing wall section
Tapered towards the direction of upper end 20a.Thus, pressing down on valve rod with courses of action increase via operation button 21
When, it is released in the increasing cross section between negative pressure chamber 11 and medial compartment 14.
Medial compartment 14 passes through first seal 41, second seal 42 and housing 10 gauge, and has the second vacuum tube
Road interface 15.Second seal 42 position is fixedly secured on housing 10, and has internal holes 42a.Internal holes 42a with close
Envelope cone 23 works on the contrary, and described sealed taper is formed on valve rod.The cross-sectional diameter of sealed taper 23 is opened from the second end 20b
Begin towards first end 20a broadening.Therefore, in the upper position not operated of valve rod 20, in medial compartment 14 and ambient pressure
Exist between room 16 and fluidly connect.When depressing valve rod 20, the cross section of running through through the opening 42a of sealing member 42 gradually subtracts
Little, and completely close in the case of the specific courses of action of valve rod.Cylindricality, the sealing surface in outer shroud week are towards top
Even if the direction of end 20a is connected to conical seal (contact) face 23 so that in the case of continuing operating valve lever 20, also maintaining to second
The sealing effectiveness of sealing member 42.
Ambient pressure room 16 is connected with ambient pressure via the opening of the bottom of housing.Within ambient pressure room 16, valve
Bar 20 has the thickening part 24 in both sides taper, described thickening part and elastic locking element 50 collective effect, described elastic locking
Element is fixed on valve chest.When depressing valve rod, downwardly directed taper surface 24a is acted as on the contrary with elastic locking element 50
With, and by described elastic locking element elastic ground diameter to being deflected outward by, until acting on the predetermined pressure of operation button 21
Under power, the position the thickest of thickening part 24 crossed by elastic locking element, and allows stem movement in the second position.At that
In, valve rod is kept by following manner：Radially-inwardly elasticity clings to thickening part to the elastic locking element 50 returning deformation now
On the taper surface 24b on 24 top.Build medial compartment 14 in negative pressure when, elastic locking element 50 pass through following manner again
Radially outward elastic deflection：Pull up taper surface 24b, until when reaching predetermined negative pressure, elastic locking element 50 edge again
Cross the thickest position of thickening part 24 with now contrary direction, and allow valve rod to be moved back in primary importance.
It is provided with ferromagnetic valve body 61 in the extension in the hole 22 in valve rod.Ferromagnetic valve body 61 movingly sets
Put in guide part 62, and can move with valve rod 20 identical direction on edge within described guide part 62.In guide part 62
Upper end on be provided with the second helical spring 63, ferromagnetic valve body 61 is pressed into bottom by described second helical spring
, close position in.
In described bottom, closing position, valve body 61 closes compressed air line 60.
If by valve rod via operating element 21 from the second position that the primary importance on top presses down on bottom, that
Moved near ferromagnetic valve body 61 by this magnet 30, and thus improve the magnetic that magnet acts on ferromagnetic valve body 61
Power.Described raising causes valve body 61 to resist the spring force lifting of the second helical spring 63 from the position of the closing drawn in FIG
To in the open position of lifting.Described lifting, in open position, open from compressed air inlet 83 to compressed air
The circulation through compressed air line 60 of outlet 84.
Meanwhile, cancel first seal by by valve rod from the second position that the primary importance on top drops to bottom
41 with respect to housing sealing effectiveness, and set up the sealing effectiveness that second seal 42 is with respect to valve rod.Negative pressure chamber 11 and in
Compartment 15 is thus in fluidly connecting, and medial compartment 15 is sealed by ambient pressure room 17.
Compressed air line 60 via compressed air outlet 84 load injection device 100, described injection device by
Produce negative pressure in venturi principle.Described negative pressure imports in negative pressure chamber 11 via negative pressure line 12a.Due in negative pressure chamber 11 He
Negative pressure is built, accordingly, as the result of the pressure reduction building between medial compartment 14 and ambient pressure room 16, environment in medial compartment 14
Pressure acts on the sealing surface 23 of the taper of valve rod.Thus, reset force acts on valve rod 20, and described reset force is by valve rod from bottom
The second position move back in the primary importance on top.Described reset force passes through the first helical spring 51 and the 3rd spiral bullet
Spring 53 assists.
By the described reseting movement in the primary importance to the top of valve rod, between magnet and ferromagnetic valve body 61
Spacing increases, and then reduces the magnetic force being acted on ferromagnetic valve body 61 by magnet 30.Therefore, described magnetic force is less than helical spring
52 reset force is so that valve body 61 is moved back in position declining, closing, and interrupts to injection device 100
Compressed air is supplied.
Fig. 2 is shown in for controlling the control valve equipment 1 according to the present invention under the installation situation of vacuum closet.Except root
Outside the control valve gear 1 of the present invention and injection device 100, whole control device additionally includes：Operation coupling member
150, described operation coupling member is used as delay unit；Distribution valve cell 130；Rinse water valve unit 170；And flushing water list
Unit 190.Rinse water valve unit 170 is supplied with compressed air via compressed air inlet 183.Produce in injection device is true
Empty guiding via negative pressure line 12a distributes valve cell 130, and starts therefrom to carry out with by operating coupling member 150
Time control relatively exports on the first vacuum line interface 12 controlling valve gear 1 via negative pressure line 12b.Described vacuum
Export on operation coupling member 150 via the second vacuum line interface 15.
The vacuum producing in ejector 100 exports waste water tank via negative pressure line 12c separating from negative pressure line 12a
In 200.Additionally, the vacuum producing in ejector 100 is directed on interface 135 via distribution valve cell 130, and therefrom
Guide to rinse water valve unit 170 via negative pressure line 171.
With regard to operation coupling member 150, distribution valve cell 130, rinse water valve unit 170 and the work rinsing water unit 190
Make principle, the description of the embodiment in reference pair DE 20 2,013 004 015.The pass with regard to described part illustrating wherein
The workflow of connection relation and control technology aspect can be applied to having according to the present invention's according to Fig. 2 in an identical manner
Control the design of valve gear.
Claims (16)
1. a kind of control valve gear for controlling hygienic device, described control valve gear includes：
- valve chest, described valve chest has：
O negative pressure chamber, described negative pressure chamber is connected with the first vacuum line interface, to connect vacuum line,
O medial compartment, described medial compartment is connected with the second vacuum line interface, to connect the second vacuum line, and
O ambient pressure room, described ambient pressure room is connected with surrounding by means of ventilation orifice,
- with respect to the movable valve rod of described housing, described valve rod has manually operable operating element on the first end,
- and described housing and the coefficient first seal of described valve rod, described first seal
ο, with respect in the primary importance of described housing described negative pressure chamber is sealed with respect to described medial compartment in described valve rod, and
And
ο opens the company between described negative pressure chamber and described medial compartment in described valve rod with respect in the second position of described housing
Connect,
- and described housing and the coefficient second seal of described valve rod, described second seal
O, opens between described medial compartment and described ambient pressure room with respect in the primary importance of described housing in described valve rod
Connection, and
O in described valve rod with respect in the second position of described housing, will be close with respect to described ambient pressure room for described medial compartment
Envelope,
It is characterized in that,
Described control valve gear is provided with the compressed air valve cell coupling with described valve rod, and described compressed air valve cell has valve
Body, described valve body
- in described valve rod with respect in the primary importance of described housing, compressed air inlet is sealed with respect to compressed air outlet
Lock, and
- in described valve rod with respect in the second position of described housing, open described compressed air inlet and described compressed air
Connection between outlet.
2. control valve gear according to claim 1,
It is characterized in that,
Described valve rod extends to the second end from described first end, and on described the second end with described compressed air valve
Unit couples.
3. control valve gear according to claim 1 and 2,
It is characterized in that,
Described control valve gear is provided with magnet, and operates described valve body by means of the magnetic action of described magnet.
4. control valve gear according to claim 3,
It is characterized in that,
The described valve body of described compressed air valve cell is opened by described magnetic action, or
The described valve body of described compressed air valve is closed by described magnetic action.
5. the control valve gear according to any one of the claims,
It is characterized in that,
Described control valve gear is provided with beidirectional locking element, and described locking element draws in described first and second positions
Play coupling mechanism force between valve rod and valve chest, wherein said locking element be preferably configured as
- described valve rod is maintained in described primary importance with the first predetermined retentivity,
- when exceeding the predetermined operating physical force acting on described operating element it is allowed to described valve rod moves from described primary importance
To in the described second position,
- described valve rod is maintained in the described second position with the second predetermined retentivity,
It is allowed to described valve rod moves to described from the described second position during-predetermined negative pressure in exceeding described medial compartment
In one position.
6. the control valve gear according to claim 3,4 or 5,
It is characterized in that,
Described control valve gear is provided with the first pre-tightening apparatus, and pretightning force is applied on described valve body described first pre-tightening apparatus,
Described first pretightning force and described magnetic action are worked on the contrary.
7. control valve gear according to claim 6,
It is characterized in that,
Described magnetic action is worked between described magnet and magneticss, and one of described magnet and magneticss are arranged
On described valve rod, and another is arranged on described valve body, and
- in the described primary importance of described valve rod, spacing between magnet and magneticss big to making magnetic force be less than institute
State pretightning force, and
- in the described second position of described valve rod, the spacing between magnet and magneticss little to making described magnetic force big
In described pretightning force.
8. the control valve gear according to any one of claim 3 to 7,
It is characterized in that,
Described valve rod is maintained in the described second position by described magnetic force, and in described medial compartment in the described second position
The negative pressure of middle structure counteractive reset force will be applied to described magnetic picture with reference to the ambient pressure in described ambient pressure room
On described valve rod, during predetermined negative pressure in reaching described medial compartment, described reset force is by described valve rod and described magnetic picture
Instead move to described primary importance from the described second position.
9. the control valve gear according to any one of the claims,
It is characterized in that,
Described control valve gear is provided with the second pre-tightening apparatus, and described second pre-tightening apparatus are pre- from the described second position by described valve rod
It is tightened in described primary importance.
10. the control valve gear according to any one of the claims,
It is characterized in that,
Described valve body can be with respect to described valve rod and described housing relative motion.
The 11. control valve gears according to any one of claim 3 to 10,
It is characterized in that,
Described magnet is fixed on the described the second end of described valve rod, and concurs with magneticss, described magnetic
Element and described valve body couple or are integrally formed on described valve body, or
Described magnet is fixed on described valve body, and concurs with magneticss, described magneticss and described valve rod
Described the second end couple or be integrally formed on the described the second end of described valve rod.
The 12. control valve gears according to any one of the claims,
It is characterized in that,
- described first seal is fixed on described valve rod, and with respect on described housing taper, along from described first
The primary sealing area of position to the direction of motion broadening of the described second position seals, and
- described second seal is fixing on the housing, and with respect on described valve rod taper, from described valve rod
Described the second end seals towards the secondary sealing area that described first end is widened.
The 13. control valve gears according to any one of the claims 1 to 11,
It is characterized in that,
- described first seal is fixing on the housing, and with respect on described valve rod taper, from described valve rod
Described first end seals towards the secondary sealing area that described the second end is widened, and
- described second seal is fixed on described valve rod, and with respect on described housing taper, along from described second
Position is to the primary sealing area sealing of the direction of motion broadening of described primary importance.
The 14. control valve gears according to any one of the claims,
It is characterized in that, described control valve gear
- it is provided with injection device, described injection device has ejector compressed air interface and ejector vacuum interface, described
Injection device is structured to, when loading described ejector compressed air interface with compressed air, true in described ejector
Vacuum is produced at null interface, wherein,
Ejector compressed air interface described in o and described compressed air outlet fluidly connect,
Ejector vacuum interface described in o is fluidly connected with described first vacuum line interface,
And/or
- it is provided with delay unit, described delay unit has air interface, described air interface and described second vacuum line interface
Fluidly connect.
A kind of 15. methods for controlling hygienic device, methods described has following step：
- by operating to operating element, the valve rod movingly arranging with respect to valve chest is moved manually from primary importance
Move in the second position,
- in the described second position, open the compressed air valve cell coupling with described valve rod,
- compressed air valve cell open and in the vacuum interface of described injection device at set up vacuum in the case of, will
Compressed air is supplied to injection device,
- with coming from the medial compartment that the vacuum load of the described vacuum interface of described injection device is arranged in described valve chest,
Described medial compartment seals with respect to ambient pressure room in the described second position of described valve rod,
During-predetermined negative pressure in reaching described medial compartment, by the ambient pressure in described ambient pressure room is acted on
Face on described valve rod, described valve rod is moved back described primary importance from the described second position.
16. methods according to claim 15,
It is characterized in that,
Operated described compressed air valve cell by means of magnet, and described valve rod is maintained at described second by described magnetic force
In putting.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE202014002712.9U DE202014002712U1 (en) | 2014-03-28 | 2014-03-28 | Pneumatic control valve for sanitary equipment |
| DE202014002712.9 | 2014-03-28 | ||
| PCT/EP2015/056780 WO2015144904A1 (en) | 2014-03-28 | 2015-03-27 | Pneumatic control valve for sanitary device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106460377A true CN106460377A (en) | 2017-02-22 |
| CN106460377B CN106460377B (en) | 2019-11-26 |
Family
ID=52814079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580017275.9A Expired - Fee Related CN106460377B (en) | 2014-03-28 | 2015-03-27 | Pneumatic control valve for hygienic device |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP3122951B1 (en) |
| CN (1) | CN106460377B (en) |
| AP (1) | AP2016009535A0 (en) |
| DE (1) | DE202014002712U1 (en) |
| DK (1) | DK3122951T3 (en) |
| EA (1) | EA032376B1 (en) |
| PL (1) | PL3122951T3 (en) |
| WO (1) | WO2015144904A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549527A (en) * | 2018-12-26 | 2019-04-02 | 黄道泓 | A kind of domestic purification multi-function robot |
| CN111677069A (en) * | 2020-07-09 | 2020-09-18 | 清环拓达(苏州)环境科技有限公司 | Spring damping delay control device for vacuum toilet related equipment |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202014003059U1 (en) | 2014-04-10 | 2015-07-31 | Evac Gmbh | Pneumatic compact vacuum toilet |
| EP4382685A1 (en) * | 2022-12-05 | 2024-06-12 | B/E Aerospace, Inc. | Electro pneumatic and electromechanical actuated diaphragm type flush valve for aircraft toilet |
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| EP0602604A1 (en) * | 1992-12-14 | 1994-06-22 | Ebara Corporation | Vacuum Valve |
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| CN101107405A (en) * | 2005-01-25 | 2008-01-16 | 埃瓦克国际有限公司 | Vacuum sewer system |
| CN101349070A (en) * | 2008-06-05 | 2009-01-21 | 浙江真创机电科技有限公司 | Vacuum drain valve |
| CN201276742Y (en) * | 2008-10-12 | 2009-07-22 | 吴兴全 | Water supplying and draining apparatus of sanitary equipment |
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| US3538517A (en) * | 1968-10-07 | 1970-11-10 | Koehler Dayton | Pneumatic flushing system for self-contained sewage system |
| DE202013004015U1 (en) | 2013-04-30 | 2014-08-01 | Evac Gmbh | Pneumatic control for a vacuum toilet |
-
2014
- 2014-03-28 DE DE202014002712.9U patent/DE202014002712U1/en not_active Expired - Lifetime
-
2015
- 2015-03-27 AP AP2016009535A patent/AP2016009535A0/en unknown
- 2015-03-27 EA EA201691937A patent/EA032376B1/en not_active IP Right Cessation
- 2015-03-27 CN CN201580017275.9A patent/CN106460377B/en not_active Expired - Fee Related
- 2015-03-27 PL PL15714447T patent/PL3122951T3/en unknown
- 2015-03-27 WO PCT/EP2015/056780 patent/WO2015144904A1/en active Application Filing
- 2015-03-27 EP EP15714447.8A patent/EP3122951B1/en active Active
- 2015-03-27 DK DK15714447.8T patent/DK3122951T3/en active
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|---|---|---|---|---|
| GB2194260A (en) * | 1986-08-26 | 1988-03-02 | Semco Odense As | A vacuum lavatory arrangement |
| EP0602604A1 (en) * | 1992-12-14 | 1994-06-22 | Ebara Corporation | Vacuum Valve |
| US6360768B1 (en) * | 1996-08-17 | 2002-03-26 | Roediger Anlagenbau-Gmbh | Control apparatus for pneumatic evacuation and water valves, operated by vacuum pressure |
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| CN101107405A (en) * | 2005-01-25 | 2008-01-16 | 埃瓦克国际有限公司 | Vacuum sewer system |
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| CN201276742Y (en) * | 2008-10-12 | 2009-07-22 | 吴兴全 | Water supplying and draining apparatus of sanitary equipment |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109549527A (en) * | 2018-12-26 | 2019-04-02 | 黄道泓 | A kind of domestic purification multi-function robot |
| CN109549527B (en) * | 2018-12-26 | 2021-01-15 | 黄道泓 | Household multifunctional purifying robot |
| CN111677069A (en) * | 2020-07-09 | 2020-09-18 | 清环拓达(苏州)环境科技有限公司 | Spring damping delay control device for vacuum toilet related equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106460377B (en) | 2019-11-26 |
| EP3122951B1 (en) | 2018-05-23 |
| WO2015144904A1 (en) | 2015-10-01 |
| EA032376B1 (en) | 2019-05-31 |
| DE202014002712U1 (en) | 2015-06-30 |
| DK3122951T3 (en) | 2018-09-03 |
| EP3122951A1 (en) | 2017-02-01 |
| AP2016009535A0 (en) | 2015-10-31 |
| PL3122951T3 (en) | 2018-11-30 |
| EA201691937A1 (en) | 2017-03-31 |
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Effective date of registration: 20220427 Address after: German Weddle Patentee after: Evac Co.,Ltd. Address before: German Weddle Patentee before: EVAC GmbH |
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