CN107859779A - Generating multifunctional self pressure-reducing valve and its control method - Google Patents

Abstract

The invention belongs to valve technology field, a kind of generating multifunctional self pressure-reducing valve is disclosed, including valve body, valve body is provided with the actuator of control aperture, also set TRT, data acquisition components, data processing and display terminal, TRT is included in the electrification component of valve inner and the battery component outside valve body, and data acquisition components are located at before valve and/or in valve and/or after valve；Data acquisition components are used to gather valve body media parameter in real time and transmit parameter to data processing and display terminal, operator carries out corresponding operating to actuator according to the parameter that data processing and display terminal provide, and TRT is used to provide working power for data acquisition components, data processing and display terminal.Pressure-reducing valve is while with data acquisition function, also using circulation medium in pressure-reducing valve, the kinetic energy of itself is generated electricity, actuator for data acquisition components and pressure-reducing valve provides working power, the self-sufficient of generating multifunctional self pressure-reducing valve electric energy is realized, without external power supply.

Description

Generating multifunctional self pressure-reducing valve and its control method

Technical field

The present invention relates to valve technology field, in particular it relates to a kind of Multifunction pressure-reducing valve and its control method.

Background technology

At present, global resources are in short supply, and the various energy such as water resource, gas source are at state in short supply, for water resource come Say, the theory of wisdom water utilities is arisen at the historic moment, and how to be economized on water, and realizes effective leakage loss control, the wherein U.S. and Italy Some advanced pressure valves with flow detection function successively are proposed, they can control leakage loss as far as possible small, but it flows Amount detecting device needs external power supply or battery, is powered dependent on the external world, and it only needs to detect flow parameter, power consumption It is small.But wisdom water utilities is far not limited solely to leakage loss control, it is also necessary to the parameters such as water quality is measured, so as to in valve The water of circulation makees thoroughly evaluating, it is therefore desirable to adds polytype detecting instrument, the external power supply or electricity being now simply provided Pond can not fully drive while all kinds of detecting instruments and operate, such as to reach the effect powered comprehensively, then need to external power supply Or battery carries out somewhat complex design, so quantities is big, and cost is high, later maintenance trouble.

Also have the CROSS REFERENCE of generating power by water current in the prior art, but it is only the combination of generating power by water current and valve, not It is related to detection module, i.e., there is no in the prior art and utilize the case that the electric energy of generating power by water current is detection module power supply.Together When prior art generating power by water current technology mainly using fluid force push directly on turbine rotation, so as to drive electromagnetic induction Generator is generated electricity, but its turbine does not carry out relevant design specific to the inflow-rate of water turbine of current, i.e., will be right when water-carrying capacity is big Turbine produces greater impact, it is possible to and cause turbine to damage, and meanwhile it is uneven because of water-carrying capacity, when flowing through turbine, electromagnetism sense Answer electrical power generators unstable, the service life of its rechargeable battery will be directly affected.

The content of the invention

Present invention solves the technical problem that the defects of being to overcome prior art, there is provided one kind collection valve, detection and generating In the generating multifunctional self pressure-reducing valve of one.

The object of the invention is achieved through the following technical solutions：

A kind of generating multifunctional self pressure-reducing valve, including relief valve body, valve body are provided with the actuator of application valve body aperture, in addition to TRT, data acquisition components, data processing and display terminal, the TRT include the generating set located at valve inner Part and the battery component outside valve body, data acquisition components are located at before valve body valve and/or in valve and/or after valve；Data are adopted Collection component is used to gather medium parameter in valve body in real time and transmits parameter to data processing and display terminal, and operator is according to number The real-time parameter provided according to processing and display terminal to carry out corresponding operating to actuator, and it is data acquisition group that TRT, which is used for, Part, data processing and display terminal provide working power.

The electrification component include both ends have the connection package shell of through hole, the generating set in package shell, The fixing axle that is fixed on package shell, sustainable generating set relative to fixing axle axis direction vertical oscillation oscillating machine Structure.

The generating set includes generating core, the first flow-passing surface located at generating core periphery, the first flow-passing surface of connection Periphery and the second flow-passing surface of the connection through hole inner circumferential of package shell one end, generating core electrically connect with battery component；Fixing axle Setting direction be generating set can be made when swinging to extreme lower position, the connection through hole at the first flow-passing surface and package shell both ends It is parallel.

Data acquisition components include two pressure sensors being respectively arranged on before valve and after valve.

Further, the swing mechanism including one end be arranged with fixing axle, the other end is fixedly connected with generating set Swing rod, in addition to the return spring limited the swing process of generating set, the return spring be connected to fixing axle On.

Further, the return spring is torque spring, and torque spring includes elastic portion and positioned at elastic portion both ends First end and the second end, elastic portion fix be set in fixing axle outer surface, first end contacts with package shell inwall As power fulcrum is returned, the second end contacts with generating set.

Further, first flow-passing surface is elastic flow-passing surface.

Further, the battery component includes rectification module, filtration module, voltage reduction module and the charging electricity being sequentially connected Pond, the rechargeable battery electrically connect with data acquisition components, data processing and display terminal respectively.

Further, the diversion seat that water conservancy diversion is carried out to medium, the diversion seat periphery and valve are additionally provided with relief valve body Internal wall bolt connection, is provided with one section of conical guide face and one section of cylindrical guide face in diversion seat, circular cone guide face it is small Bore end connects with cylindrical guide face end, and medium flows through conical guide face, cylindrical guide face and electrification component successively, The bore of the cylindrical guide face is adapted to the connection through hole of electrification component.

Further, data acquisition components also include one kind of temperature sensor, flow measurement device and water quality sensor It is or several.

Further, data processing and display terminal include PLC processor and the display screen being electrically connected to each other.

A kind of control method of described generating multifunctional self pressure-reducing valve, comprises the following steps：

A. medium is made to enter relief valve body, during medium flows through TRT, electrification component carries out turbine generation and to electricity Pond component charging, battery component output constant voltage is data acquisition components, data processing and display terminal provide working power；

B. gather valve in-vivo medium relevant parameter by data acquisition components and send data to data processing and display terminal；

C. data of the operator in b step show that situation makes the associative operation to actuator, so as to opening for application valve body Closing and opening degree situation；

Medium relevant parameter is transferred to operation by way of NB-IOT when being constant pressure output state after d. valve body is run to valve Person.

Compared with prior art, the invention has the advantages that：

1）The present invention creatively combines valve, metering and the three kinds of independent functional devices that generate electricity, even if this hair Bright pressure-reducing valve while with data acquisition function, also using circulation medium in pressure-reducing valve, sent out by the kinetic energy of itself Electricity, working power is provided for data acquisition components, data processing and display terminal, realize the generating multifunctional self pressure-reducing valve Electric energy it is self-sufficient, without external power supply；

2）Data acquisition components transmit after relevant parameter is collected can be according to data to data processing and display terminal, operator The real-time display of processing and display terminal controls the relevant action of decompression valve actuator by parameter, and operator can understand in real time The working condition of generating multifunctional self pressure-reducing valve and the relevant parameter state of medium；

3）The setting of swing mechanism in TRT, effective support is provided for the swing of generating set, at stable electric generation core Medium flow field flux, generating set is set to generate electricity uniform；

4）The swing mechanism being made up of parts such as swing rod and torque springs, swing rod has flexible rotating characteristic, while utilizes torsion The superior elasticity performance of spring, in generating set run-off the straight, on the one hand avoid the unrestricted inclination of electrification component, the opposing party Face makes electrification component that quick resilience occur, is allowed to be adapted with velocity of medium when velocity of medium reduces, steady so as to realize Determine the effect of electric current；

5）The first flow-passing surface is the design of elastic flow-passing surface in TRT, and flow medium can be made largely to be connect with the first flow-passing surface When touching, the first flow-passing surface produces impact concave change shape, can produce certain cushioning effect to the impact for crossing flow medium equivalent to it, have Effect reduces surge of the flow media to electrification component impeller；

6）The setting of diversion seat, concentrate the circulation medium before valve and be delivered to TRT, the hair of TRT can be effectively improved Electrical efficiency, when avoiding velocity of medium relatively low, a large amount of media are outside the package shell of TRT by causing by generating core Pressure medium it is too small；

7）Because TRT generates electricity the self-sustaining advantage of the electric energy self-supporting to be formed, pressure-reducing valve of the invention can a variety of data of relative set adopt Collect element, such as temperature sensor, flow measurement device and water quality sensor, can collection medium various parameters, carried for user For a large amount of reference datas.

Brief description of the drawings

Fig. 1 is the sectional view sketch of the generating multifunctional self pressure-reducing valve；

Fig. 2 is the structural representation of the TRT；

Fig. 3 is the front view of the TRT；

Fig. 4 is the sectional view of the TRT；

Fig. 5 is the structure diagram that the TRT is attached in relief valve body；

Fig. 6 is the structure diagram of the TRT.

Embodiment

With reference to embodiment, the present invention is further illustrated, wherein, being given for example only property of accompanying drawing explanation, What is represented is only schematic diagram, rather than pictorial diagram, it is impossible to is interpreted as the limitation to this patent；In order to which the reality of the present invention is better described Example is applied, some parts of accompanying drawing have omission, zoomed in or out, and do not represent the size of actual product；To those skilled in the art For, some known features and its explanation may be omitted and will be understood by accompanying drawing.

Embodiment

As shown in figs. 1 to 6, a kind of generating multifunctional self pressure-reducing valve, including relief valve body, valve body are opened provided with application valve body The actuator of degree（It is not shown）, in addition to TRT, data acquisition components 3, data processing and display terminal（It is not shown）.

Wherein TRT includes the electrification component 1 located at valve inner and the battery component 2 outside valve body, data Acquisition component 3 is located at before valve body valve and/or in valve and/or after valve；Data acquisition components 3 are used to gather valve in-vivo medium ginseng in real time Number simultaneously transmits parameter the real-time parameter provided to data processing and display terminal, operator according to data processing and display terminal To carry out actuator corresponding operating, TRT is used to provide work for data acquisition components, data processing and display terminal Power supply.

The generating multifunctional self pressure-reducing valve of the present embodiment integrates valve, metering and the three kinds of independent functional devices that generate electricity Together, i.e., while with data acquisition function, also using circulation medium in pressure-reducing valve, the kinetic energy of itself enters pressure-reducing valve Row is generated electricity, and working power is provided for data acquisition components and data processing and display terminal, realizes that generating multifunctional self depressurizes Valve electric energy it is self-sufficient, without external power supply.

The pressure-reducing valve of the present embodiment is specially through type Y type pressure-reducing valves, and circulation medium is water, as shown in figure 1, it includes valve Before（Valve inlet）, after valve（Valve export）, main valve plate 41, Slow Close valve plate 42, two-way bypass line (not shown), diaphragm pressing plate 43rd, barrier film epicoele 44 and barrier film cavity of resorption 45, often it is equipped with an actuator on the bypass line of road（That is above application valve body aperture Actuator）.

Electrification component 1 include both ends have the connection package shell 11 of through hole, the generating set 12 in package shell, The fixing axle 13 that is fixed on package shell, sustainable generating set relative to fixing axle axis direction vertical oscillation oscillating machine Structure, generating set 12 are swingable in package shell 11.

Generating set 12 includes generating core 12A, the first flow-passing surface 12B located at generating core periphery, the first mistake of connection Stream interface periphery and the second flow-passing surface 12C of the connection through hole inner circumferential of package shell one end, generating core 12A and the electricity of battery component 2 Connection.

Specifically, to ensure that medium and TRT occur excessively stream and contacted, the setting direction of fixing axle 13 is that can make generating Unit 12 is when swinging to extreme lower position, the first flow-passing surface 12B is parallel with the connection through hole at package shell both ends.

First flow-passing surface 12N and the second flow-passing surface 12C junction do not allow current to lead in its junction to be tightly connected Cross.

Data acquisition components 2 include two pressure sensors being respectively arranged on before valve and after valve.

Generating set 12 is turbine generation unit, and generating core 12A includes impeller A 1, axle A2, generator is provided with axle （It is not shown）, impeller A 1 rotates under the drive of current, while is rotated with moving axis A2, so as to realize the turbine generation of generator.

To ensure that swing of the swing mechanism to generating set 12 forms effective support, swing mechanism is sheathed on solid including one end On dead axle 13, the swing rod 14 that the other end is fixedly connected with generating set, in addition to the swing process of generating set is limited Return spring, the return spring is connected in fixing axle 13, to ensure that relative motion does not occur for return spring and fixing axle.

Return spring can be torque spring, extension spring, compression spring or flexural spring etc., from torsion in the present embodiment Power spring, torque spring include the elastic portion 15A and first end 15B and the second end 15C positioned at elastic portion both ends, elasticity Portion 15A is fixed and is set in the outer surface of fixing axle 13, and first end 15B contacts with package shell inwall is used as back power fulcrum, and second End 15C contacts with generating set.

Generating set associated components are caused to damage to avoid water flow pressure from producing greater impact to flow-passing surface, can be by the first mistake Stream interface 12B is set to elastic flow-passing surface, and current with the first flow-passing surface 12B, the second flow-passing surface 12C when largely contacting, the first excessively stream Face 12B can produce impact concave change shape, and it can produce certain cushioning effect to the impact of current, equivalent to medium soft landing, have Effect reduces surge of the current to generating set impeller.

Specifically, current flow through generating multifunctional self pressure-reducing valve, with the first flow-passing surface 12B of TRT and the second excessively stream Face 12C is contacted, and when velocity of medium is larger, the first flow-passing surface 12B elastic reaction causes the impulsive force of current to buffer, when Flow rate of water flow further increases, pressure of the current by pushing generator group 12 with fixing axle 13 for fulcrum run-off the straight, now current Power forces the second end 15C of return spring to be produced elastic force by certain pressure, deform upon, and due to the He of generating set 12 The slanted gap formed between package shell 11, part current will flow through from the gap, then flow through generating set impeller A1 water Stream will be reduced accordingly, and flow through the thrust of the current of generating set impeller and the angle of generating set changes so that impeller Stress accordingly reduces, and the rotating speed of impeller A 1 reduces to a certain extent, make electric current caused by electrification component not because of flow rate of water flow significantly Increase and increase.

When flow rate of water flow diminishes, current will slowly reduce to the pressure of generating set 12, until returning less than return spring Elastic force, in this process, generating set 12 are rotated, from inclination by the screen resilience of return spring with swing rod along fixing axle 13 Position slowly returns to upright position, and as the gap between generating set 12 and package shell 11 is gradually reduced, current are from gap The amount of middle circulation is reduced, and correspondingly, flowing through the current of impeller will become more, and current are to the thrust of impeller A 1 and the angle of generating set Change so that impeller stress accordingly increases, further the rotating speed of increase impeller, makes electric current caused by electrification component not because of water Flow the reduction of flow velocity and reduce.

Electric current caused by final electrification component 1 is not mutated because of the mutation of flow rate of water flow, so as to realize the effect of stabling current Fruit.

Battery component 2 includes rectification module, filtration module, voltage reduction module, boost module and the rechargeable battery being sequentially connected, Rechargeable battery electrically connects with data acquisition components 3, data processing and display terminal respectively.

Current flow through generating multifunctional self pressure-reducing valve, and the current impeller A1 of flowing is rotated, and impeller A 1 turns with moving axis A2 Move and the rotor of coupled generator is rotated, so that electrical power generators.

The three-phase current of generator output is delivered to battery component, and alternating current is become into direct current by rectification module, and Interference, purifying power supply are removed to electric current by filtration module, is then dropped optionally by voltage reduction module or boost module Pressure is handled or boosting is handled to realize the size of the follow-up required working power of satisfaction.Three-phase current after treatment, which is input to, to be filled Battery charges for it.Rechargeable battery is finally data acquisition element, data processing and display terminal provide power supply.

TRT is delivered to concentrate the current before valve, effectively improves the generating efficiency of TRT, pressure-reducing valve valve The diversion seat 5 that current are carried out with water conservancy diversion, diversion seat periphery and valve interior wall bolt connection are additionally provided with vivo, are provided with diversion seat 5 One section of conical guide face 51 and one section of cylindrical guide face 52, the small-caliber end of circular cone guide face 51 and cylindrical guide face 52 End connects, and medium flows through conical guide face 51, cylindrical guide face 52 and electrification component 1, cylindrical guide face 51 successively Bore be adapted to the connection through hole of electrification component 1, so, current are able to whole concentrations, when avoiding flow rate of water flow relatively low, Still there are a large amount of current outside the package shell of TRT by causing the water flow pressure by generating core too small, influenceing to send out Electrical component generates electricity.

Data processing and display terminal include PLC processor and the display screen being electrically connected to each other.

The TRT of the present embodiment generates electricity and forms the self-sustaining advantage of electric energy self-supporting, therefore this generating multifunctional self pressure-reducing valve Can a variety of data acquisition elements of relative set, such as temperature sensor, flow measurement device and water quality sensor, can collection medium Various parameters, provide the user a large amount of reference datas.

Flow measurement device is such as installed, then preferred supersonic wave metering device（That is ultrasonic water meter）, supersonic wave metering dress Put that initiating flow velocity is low, and range ratio is wide, measurement accuracy high workload is stable, and internal no-movable part is without flow blocking element, not in by water The influence of impurity, service life length, outputting communication is multiple functional, can meet all kinds of communications and wireless networking requirement, most prominent Advantage be its can not only accurate metered flow, while also there is temperature compensation function.

The control method of above-mentioned generating multifunctional self pressure-reducing valve, specifically includes following steps：

A. medium is made to enter relief valve body, during medium flows through TRT, electrification component carries out turbine generation and to electricity Pond component charging, battery component output constant voltage is data acquisition components, data processing and display terminal provide working power；

B. gather valve in-vivo medium relevant parameter by data acquisition components and send data to data processing and display terminal；

C. data of the operator in b step show that situation makes the associative operation to actuator, so as to opening for application valve body Closing and opening degree situation；

Medium relevant parameter is transferred to operation by way of NB-IOT when being constant pressure output state after d. valve body is run to valve Person.

Specifically, it is as follows for the control process of the through type Y type pressure-reducing valves of the present embodiment：Before current enter valve body valve, And TRT is flowed through, TRT will be generated electricity and provide work for data processing and display terminal, data acquisition components Power supply, operator, which first passes through operations actuator work, makes current enter barrier film cavity of resorption 45 from bypass pipe all the way, and main valve plate 41 is gentle Valve closing plate 42 will slowly be opened before valve and under the hydraulic pressure effect of barrier film cavity of resorption, and the current of barrier film cavity of resorption 45 will pass through diaphragm pressing plate 43 are depressed into barrier film epicoele 44, and the current of barrier film epicoele 44 are because of the work of another way bypass line actuator and along the bypass After pipeline flow to valve, this process is continued for until main valve plate 41 rises to maximum open state（Open height is by current stream Amount determines）, with the change of flow rate of water flow, data acquisition components（Such as pressure sensor）Collect the pressure difference number before valve and after valve According to related data is shown into operator by data processing and display terminal according to need of work, instructs operator to two-way Actuator on bypass line carries out corresponding operating, i.e. actuator on bypass line before one side operation valve causes under barrier film Before the current of chamber 45 can flow to valve along the bypass line, after the actuator on bypass line after another aspect operation valve causes valve Current barrier film epicoele 44 can be flowed to along the bypass line, so main valve plate 41 will start downwards slide, run water through stream Amount is reduced, so as to realize the regulation purpose of more generating multifunctional self pressure-reducing valves.

The present invention can be according to real-time by the relevant parameter real-time display of current, operator by data processing and display terminal Parameter depressurizes the relevant action of valve actuator to control, and person easy to operation understands the work shape of self power generation Multifunction pressure-reducing valve in real time The relevant parameter state of state and medium.

Obviously, above-described embodiment is only intended to clearly illustrate technical scheme example, and is not Restriction to embodiments of the present invention.For those of ordinary skill in the field, on the basis of the above description also It can make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all All any modification, equivalent and improvement made within the spirit and principles in the present invention etc., should be included in right of the present invention will Within the protection domain asked.

Claims (9)

1. a kind of generating multifunctional self pressure-reducing valve, including relief valve body, valve body is provided with the actuator of application valve body aperture, and it is special Sign is, in addition to TRT, data acquisition components, data processing and display terminal, and the TRT includes being located at valve The electrification component and the battery component outside valve body in internal portion, data acquisition components be located at before valve body valve and/or in valve and/ Or after valve；Data acquisition components are used to gather medium parameter in valve body in real time and parameter are transmitted to data processing and shown eventually End, the real-time parameter that operator provides according to data processing and display terminal is come to actuator progress corresponding operating, TRT For providing working power for data acquisition components, data processing and display terminal；

The electrification component includes the package shell, the generating set in package shell, fixation that both ends have connection through hole In the fixing axle on package shell, it can support swing mechanism of the generating set relative to fixing axle axis direction vertical oscillation；

The generating set includes generating core, the first flow-passing surface located at generating core periphery, the first flow-passing surface periphery of connection With the second flow-passing surface of the connection through hole inner circumferential of package shell one end, generating core electrically connects with battery component；Fixing axle is set Put direction for generating set can be made when swinging to extreme lower position, the first flow-passing surface and the connection through hole at package shell both ends are put down OK；

Data acquisition components include two pressure sensors being respectively arranged on before valve and after valve.

2. generating multifunctional self pressure-reducing valve according to claim 1, it is characterised in that the swing mechanism is arranged including one end With in fixing axle, the swing rod that the other end is fixedly connected with generating set, in addition to the swing process of generating set is limited Return spring, the return spring is connected in fixing axle.

3. generating multifunctional self pressure-reducing valve according to claim 2, it is characterised in that the return spring is torque spring, Torque spring includes elastic portion and the first end and the second end positioned at elastic portion both ends, and elastic portion is fixed and is set in fixation Axle outer surface, first end contact with package shell inwall and are used as back power fulcrum, and the second end contacts with generating set.

4. the generating multifunctional self pressure-reducing valve according to claims 1 to 3 any one, it is characterised in that first mistake Stream interface is elastic flow-passing surface.

5. generating multifunctional self pressure-reducing valve according to claim 1, it is characterised in that the battery component includes being sequentially connected Rectification module, filtration module, voltage reduction module and rechargeable battery, the rechargeable battery respectively with data acquisition components, data Reason and display terminal electrical connection.

6. generating multifunctional self pressure-reducing valve according to claim 1, it is characterised in that be additionally provided with relief valve body to medium The diversion seat of water conservancy diversion, the diversion seat periphery and valve interior wall bolt connection are carried out, one section of conical water conservancy diversion is provided with diversion seat Face and one section of cylindrical guide face, the small-caliber end of circular cone guide face connect with cylindrical guide face end, and medium flows through successively Conical guide face, cylindrical guide face and electrification component, the connection of the bore and electrification component of the cylindrical guide face are led to Hole is adapted to.

7. generating multifunctional self pressure-reducing valve according to claim 1, it is characterised in that data acquisition components also include temperature and passed The one or more of sensor, flow measurement device and water quality sensor.

8. generating multifunctional self pressure-reducing valve according to claim 7, it is characterised in that data processing and display terminal include phase The PLC processor and display screen mutually electrically connected.

A kind of 9. control method of the generating multifunctional self pressure-reducing valve described in claim 1~8 any one, it is characterised in that Comprise the following steps：

A. medium is made to enter relief valve body, during medium flows through TRT, electrification component carries out turbine generation and to electricity Pond component charging, battery component output constant voltage is data acquisition components, data processing and display terminal provide working power；

B. gather valve in-vivo medium relevant parameter by data acquisition components and send data to data processing and display terminal；

C. data of the operator in b step show that situation makes the associative operation to actuator, so as to opening for application valve body Closing and opening degree situation；

Medium relevant parameter is transferred to operation by way of NB-IOT when being constant pressure output state after d. valve body is run to valve Person.