CN203604718U - Multichannel reversing control valve - Google Patents
Multichannel reversing control valve Download PDFInfo
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- CN203604718U CN203604718U CN201320674760.1U CN201320674760U CN203604718U CN 203604718 U CN203604718 U CN 203604718U CN 201320674760 U CN201320674760 U CN 201320674760U CN 203604718 U CN203604718 U CN 203604718U
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Abstract
The utility model discloses a multichannel reversing control valve. The multichannel reversing control valve comprises a valve body, a valve element and an actuator. The valve element is in a hollow tube shape, and a plurality of cavities which are isolated from one another are arranged in the valve element. A plurality of through holes are formed in a tube body of the valve element, a plurality of branch pipe connectors are arranged on the valve body, the valve element can be arranged in the valve body in a rotating mode or an axial displacement mode, and the valve element can be stayed at different angle positions or axial positions through control of the actuator so that the through holes can be communicated with the corresponding branch connectors. By means of the multichannel reversing control valve, a fluid control system structure can be simplified, and the accuracy, the stability and the convenience of fluid control or reversing control can be enhanced.
Description
Technical field
The utility model relates to a kind of control valve, especially a kind of multiple-way directional control valve of realizing multichannel switching.
Background technique
The rope form overflow dyeing machine of dyeing is mainly made up of parts such as dye vat, heat exchanger, steam heating pipeline, water supply line, middle temperature water storage box, suction booster, electrical control cabinet and various valves.
The working principle of tradition overflow machine is: cloth to be dyeed in cylinder is formed rope form, adopt external heat exchange method, intensification needs steam heating device for cleaning pipeline to cross heat exchanger to heat, dyeing water in dye vat is got in heat exchanger by suction booster, with steam or normal temperature medium water indirect heat exchange, and then arrive the anterior spout of dye vat, drive the cycle rotation of cloth with high-speed water jets.Realize thus intensification, insulation and the cooling of dyeing course.
In dyestuff temperature-fall period, first, to become high-temperature water after middle warm water heat-obtaining, get back to high-temperature water tank, then with the medium water in normal-temperature water pipeline in heat exchanger after heat-obtaining also to warm water storage box in reuse.In dyestuff temperature-rise period, first to become middle warm water after high-temperature water heating, get back to middle reservoir, then use again steam heating, produce condensate water collecting in reuse water tank (warm water storage box), the dyeing water of the middle warm water part in middle temperature water storage box in suction booster is useed dye vat as.
The pipeline related due to above technique is numerous, therefore, multiple control valves need to be set, and logicality, accuracy and the convenience of the control of not only system architecture complexity, and heat exchange are comparatively short of.
Model utility content
The technical problems to be solved in the utility model is, a kind of multiple-way directional control valve is provided, and it can improve or overcome the one or more deficiency of existing pipeline control technique.
Technical solution of the present utility model is: a kind of multiple-way directional control valve, described multiple-way directional control valve comprises valve body, spool and final controlling element, described spool is hollow tubular, and the inner cavity that is provided with multiple mutual isolation, on the cylindrical shell of described spool, have multiple through holes, described valve body is provided with multiple interface tubes, described spool can be arranged in this valve body rotationally or with axial motion, it can rest on different angular orientations or axial location by the control of final controlling element, partial through holes is communicated with a corresponding interface tube, to form the control of fluid on-off valve regulation and the Flow-rate adjustment of required multiple different connected relations or flow direction.
Multiple-way directional control valve as above, wherein, described valve core inside has been separated to form plural cavity, thereby coordinate and form the first flow control section, the second flow control section and N flow control section with an interface tube for valve body, N is greater than 2 natural number, and each flow control section has the connecting path of two interface tubes as terminal device interface and external system at least.
Multiple-way directional control valve as above, wherein, described spool is rotated under the effect of final controlling element, and its final controlling element is angular displacement performer, and described angular displacement performer is realized by one of following structure:
This angular displacement performer comprises a stepper motor, one speed reducer and a control positioning work piece, receives command signal by controlling positioning work piece, makes stepper motor rotate number of degrees, after retarder conversion, makes valve core rotation one angle, forms required connected state; Or
Described final controlling element is that the cylinder or the membrane well that are operated by pressurized air provide an angular turn, and it comprises piston, upper block teeth, guiding groove, lower block teeth and spring, and on described piston driving, block teeth move, and promotes lower block teeth certain angle that rotates; Spring promotes piston and upper tooth block reset, and under the effect of lower block teeth and guiding groove, upper block teeth enter the ready position next time promoting, and ringing is realized the angular displacement rotation of spool cylinder successively.
Multiple-way directional control valve as above, wherein, described final controlling element is linear actuator, described spool can carry out straight line motion under the effect of final controlling element; Described linear actuator is realized by one of following structure:
This linear actuator comprises a stepper motor, a gear rack retarder and a control positioning work piece, receive command signal by controlling positioning work piece, make stepper motor rotate number of degrees, after the conversion of gear rack retarder, spool is moved linearly vertically, form required connected state; Or
The cylinder that described final controlling element is operated by pressurized air or membrane well provide a straight-line displacement, it comprises piston, upper block teeth, guiding groove, lower block teeth and spring, when described piston moves at every turn, can drive block teeth to move in the same way, more spacing in certain position by lower block teeth; Spring promotes piston and upper tooth block reset, and by the effect of guiding groove, upper block teeth enter the ready position next time promoting, and ringing is realized the straight-line displacement of spool cylinder successively.
Multiple-way directional control valve as above, wherein, the surface of contact of described interface tube and spool adopts elastic soft sealing structure to seal, and described Sealing adopts resilient rubber or teflon to make, its surface is curved, to fit tightly with the cylndrical surface of spool; Described Sealing outside is provided with hold-down mechanism, described hold-down mechanism comprises spring, extension tube, holddown spring seat and locking circlip, described extension tube is located between described Sealing and spring, described holddown spring seat is arranged at described spring outside and is hollow shape, and described circlip is arranged at described holddown spring seat inner side.
Multiple-way directional control valve as above, wherein, described multiple-way directional control valve for have height,, in the heat exchange control system of normal-temperature water pipeline.
Multiple-way directional control valve as above, wherein, described multichannel is changed control valve for overflow dyeing equipment, and the through hole on described spool is to arrange and offer according to the dyeing order of different clothes; Described multiple-way directional control valve and a pump form composite structure, and the water intake of wherein said pump is connected with the discharge through hole of the 3rd control water section.
Multiple-way directional control valve as above, wherein, described valve body is provided with ten interface tubes, has 16 through holes on the cylindrical shell of described spool, forms to be provided with to enter through hole, high-temperature water discharge through hole and middle warm water discharge through hole in the first control water section; The second control water section is provided with and enters through hole, water of condensation discharges through hole and middle warm water is discharged through hole, described the 3rd control water section is provided with the through hole that enters of discharging through hole and normal-temperature water, middle warm water, high-temperature water, and described interface tube can the corresponding connection of through hole with required function at Difference angles.
The problem existing for conventional tube control, the utility model will not affect under the prerequisite of the normal work of pipeline, has carried out suitably improving, and adopts integrated form medium multiple-way directional control valve, simplied system structure, accuracy, stability and the convenience of enhancing heat exchange control.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those skilled in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is multiple-way directional control valve one embodiment's of the present utility model structural representation.
Fig. 2 A, Fig. 2 B are the structural representation of the multiple-way directional control valve different direction that adopts in the utility model one embodiment.
Fig. 3 A, Fig. 3 B are the spool of the multiple-way directional control valve in this embodiment of the utility model and the structural representation at interior bonds position.
Fig. 4 is the structural drawing of adoptable final controlling element in the utility model one embodiment.
Fig. 4 A is the structural drawing of adoptable straight-line displacement final controlling element in the utility model one embodiment.
Fig. 5 is the embodiment that multiple-way directional control valve of the present utility model is applied to overflow dyeing.
Embodiment
As shown in Figures 1 to 5, the utility model proposes a kind of multiple-way directional control valve, described multiple-way directional control valve comprises valve body, spool and final controlling element, described spool is hollow tubular, and the inner cavity that is provided with multiple mutual isolation, on the cylindrical shell of described spool, have multiple through holes, described valve body is provided with multiple interface tubes, described spool can rotate or axially movably be arranged in this valve body, it can rest on different angular orientations or axial location by the control of final controlling element, partial through holes is communicated with a corresponding interface tube, by changing connected relation or flow direction to form required multiple different fluid break-make control and/or Flow-rate adjustment state.
The valve core inside of this multiple-way directional control valve has been separated to form plural cavity, thereby coordinate and form the first flow control section, the second flow control section and N flow control section (wherein N is greater than 2 natural number) with an interface tube for valve body, each flow control section has the connecting path of two interface tubes as terminal device interface and external system at least.
In one embodiment, described valve core inside has been separated to form three cavitys, thereby forms the first flow control section, the second flow control section and pump the 3rd flow control section, and each flow control section is provided with at least one import and at least one outlet.
Preferably, aforementioned multiple-way directional control valve be for have height,, in the heat-exchange system of normal-temperature water pipeline.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiments.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
For ease of accurately understanding technological scheme, the present embodiment illustrates in conjunction with combined type multiple-way directional control valve 13 is applied to overflow dyeing equipment, this overflow dyeing equipment comprises dye vat, the dyestuff circulatory system and dyestuff heat-exchange system, described dyestuff heat-exchange system comprises heat exchanger, dyestuff heating pipe line and dyestuff cooling pipeline, described dyestuff heating pipe line and dyestuff cooling pipeline are all connected to described heat exchanger, the dyestuff of the heat exchanger of flowing through is heated or to be lowered the temperature in the different stages as required, described dyestuff heating pipe line comprises steam heating-up section and high-temperature water heating-up section, described dyestuff cooling pipeline comprises middle warm water cooling part and normal-temperature water cooling part.Below in conjunction with the multiple-way directional control valve shown in Fig. 1～Fig. 4, the present embodiment is further described.
Shown in Fig. 1, Fig. 2 A, Fig. 2 B, multiple-way directional control valve 13 is mainly made up of a reversing control valve valve body, a reversing control valve core 30 and a final controlling element 22.The present embodiment can adopt angular displacement performer, angular displacement performer can comprise a stepper motor, a retarder and a control positioning work piece, receive signal by controlling positioning work piece, make stepper motor rotate certain number of degrees, after retarder conversion, make less angle of valve core rotation, and obtain a larger moment of torsion.Because those skilled in the art can understand its concrete structure in conjunction with aforementioned content, no longer the structure of diagonal displacement final controlling element is described in detail herein.
In the present embodiment, on the cylindrical shell of spool 30, be preferably and have 16 through holes, include but not limited to: high-order control water section is provided with high-temperature water and discharges through hole, middle warm water discharge through hole and enter through hole; Low level control water section is provided with water of condensation and discharges through hole, middle warm water and discharge through hole and enter through hole, and before pump, control water section is provided with the through hole that enters of discharging through hole and normal-temperature water, middle warm water and high-temperature water, as the DD illustrating in Fig. 3 A etc.
On valve body, there are 10 interface tube C21～C30.By rotational valve core 30, and make it rest on respectively different angular orientations, different valve core through hole and different the corresponding connections of interface tube, can control connection and the disconnection of ten interface tube C21～C30, outfit realizes different current and energy flow, to meet the needs of dyeing process, shown in Fig. 3 A.
Particularly, in the present embodiment, in the time being applied to a certain concrete overflow dyeing equipment, title and the function of 10 interface tubes (hereinafter to be referred as interface) of this multiple-way directional control valve can be selected by following scheme implementation:
Control water section before pump:
C21, normal-temperature water interface (entering); C22, suction booster interface (going out);
C23, high-temperature water interface (entering); C24, middle warm water interface (entering);
Low level control water section:
C25, middle warm water interface (going out); C26, water of condensation interface (going out);
C27, heat exchanger interface (under);
High-order control water section:
C28, middle warm water interface (going out);
C29, high-temperature water interface (going out); C30, heat exchanger interface (entering).
In the present embodiment, in 10 interface tubes, be that interface C22, C27, C30 are arranged on to valve body the first side, and be positioned on the first vertical curve vertically; Interface C24, C25, C28 are arranged on valve body the second side, and are positioned on the second vertical curve vertically; Interface C21, C23, C26 and C29 are arranged on the 3rd side of valve body, and are positioned at vertically on the 3rd vertical curve.The first side is relative with the 3rd side, and the second side is first, between the 3rd side.By layout like this, connect control and safeguard in order to carrying out more easily pipeline.
The quantity of the valve core through hole of multiple-way directional control valve, the quantity of valve body arm and position separately, can be according to any layout of the needs of operation, as shown in Figure 2 A and 2B, interface C22, C27 and C30 are three terminal device interfaces, if take interface C22 as inlet opening, it can option interface C21 or C23 or C24 be raw material or medium fluid substitution input end; If take interface C27 as the first import, can option interface C25 or C26 for replacing exhaust end; If take interface C30 as the second import, can select C28 or C29 for replacing exhaust end.
Particularly, in this example layout six kinds of states.
High position control water section on the cylindrical shell of spool 30 is take interface C30 as water intake: in the time of spool inner via hole alignment interface C29, high-temperature water has been discharged into high-temperature water system; In the time of spool inner via hole alignment interface C28, middle warm water has been discharged into middle Water heating system;
Low level control water section on the cylindrical shell of spool 30 is take interface C27 as water intake: in the time of spool inner via hole alignment interface C26, water of condensation has been discharged into high-temperature water system by STEAM TRAP 6; In the time of spool inner via hole alignment interface C25, high-temperature water has been discharged into middle Water heating system;
Before pump on the cylindrical shell of spool 30, control water section, take interface C22 as water outlet, is connected to pump 11 entrances: in the time of spool inner via hole alignment interface C21, normal-temperature water can enter in pump; In the time of spool inner via hole alignment interface C23, high-temperature water can enter in pump; In the time of spool inner via hole alignment interface C24, middle warm water can enter in pump;
Further, as shown in Figure 3 B, ten arms 34 of reversing control valve 13 and the better employing elastic soft sealing of the surface of contact structure of spool 30.Sealing 33 adopts resilient rubber or teflon, and surface is curved, fits tightly with the cylndrical surface of spool 30.The Sealing 33 of reversing control valve 13 is compressed by spring 32 and an extension tube 35, is provided with thereafter a hollow holddown spring seat 36 and locking circlip 31.
The driving of reversing control valve is except adopting electronic angular displacement performer, also can adopt or pneumatic actuator is realized, and the cylinder that for example can be operated by pressurized air or membrane well provide an axis or angular movement.
As shown in Figure 4, it is the final controlling element of the band upper and lower block teeth of switching and backspring, and this final controlling element comprises pneumatic piston D1, upper block teeth D2, lower block teeth D3 and backspring D4.Under the effect of pneumatic piston D1, upper block teeth D2 can promote lower block teeth D3 and enter into switching position, again by backspring D4 effect, make lower block teeth D3 turn to next position, and lower block teeth D3 is connected with the shaft extension section of going out of spool, thereby just can promotes valve core rotation, once realize an angular displacement, repeatedly realize multiple angular displacements, successively circulation, thereby realize spool cylinder angular displacement rotate.
Except the angular displacement performer shown in Fig. 4, in a specific embodiment of the present utility model, also can adopt straight-line displacement final controlling element to make spool axial displacement, thereby making spool energy axial linear movement is arranged in this valve body, it can rest on different axial location by the control of final controlling element, partial through holes is communicated with, to form the control of fluid break-make and the Flow-rate adjustment state of required multiple different connected relations or flow direction with a corresponding interface tube.Particularly, as shown in Figure 4 A, it is the structural drawing of the specific embodiment of a straight-line displacement final controlling element.
This final controlling element comprises a piston D5, block teeth D6 on, the component such as multiple lower block teeth D7, spring D8 and guide rail.Lower block teeth D7 is located at the periphery of block teeth D6, between the two, can form actively concavo-convex cooperation, and in one embodiment, on this, the periphery of block teeth D6 is provided with multiple grooves, to coordinate with the movable outstanding jut of required lower block teeth D7, realizes location.Piston D5 moves downward under the effect of air pressure, also motion simultaneously of block teeth D6 in promotion, and lower block teeth D7 can limit block teeth and stop at a concrete position, and now, the spool cylinder being connected with upper block teeth can be realized the coupled condition of certain group arm.Continue to press block teeth D6, can obtain new position, in the time moving to minimum point, spring D8 and guide rail can help block teeth to be returned to initial position, can start do action next time.
Certainly, known in conjunction with the associated description of above-mentioned angular displacement performer, straight-line displacement final controlling element provides a straight-line displacement except cylinder or the membrane well that can be operated by pressurized air, also can realize angular displacement performer by motorized motions.Because those skilled in the art can understand this scheme in conjunction with foregoing description, so repeat no more.
Terminal fluid process equipment in actual production, generally has at least two interfaces, and one is inlet opening, and one is delivery outlet; Complexity a bit, can have a floss hole again, also can be complicated to having many inlet openings of N and many delivery outlets of N.Adopt reversing control valve can meet the combined type plumbing (fluid, medium) of various functions.For the coordination logical relation between inlet opening and delivery outlet, can be guaranteed by the relative angle of the angular displacement of the spool of reversing control valve (as Fig. 3 A).Similarly, the segmentation interface of same inlet opening (or delivery outlet), also guarantees mutual break-make relation by angular distribution relation.
The feature of the multiple-way directional control valve of the present embodiment is, can operate by simple spool travel (swing offset or linear displacement), control mobile break-make or the Flow-rate adjustment of multi-path fluid, can be widely used in the production process of the fluid such as chemical industry and pharmacy processing industry.
The present embodiment is integrated form medium water multiple-way directional control valve, can simplied system structure, strengthen logicality, accuracy, stability and the convenience of heat exchange control.
As shown in Figure 5, it is embodiment's schematic diagram that multiple-way directional control valve of the present utility model is applied to overflow dyeing equipment.
The overflow dyeing machine of the present embodiment is mainly made up of for parts such as pipeline 5, high temperature water storage box 10, middle temperature water storage box 8, dyestuff heat exchange pump 90, dyestuff kinetic pump 12, medium water suction booster 11, multiple-way directional control valve 13, electrical control cabinet and various valves dye vat 2, heat exchanger 4, steam heating pipeline 3, normal temperature.
In the present embodiment, the pipeline being connected with dye vat and dyestuff heat exchange pump 90 form the dyestuff circulatory system, by heat exchanger 4, high temperature water storage box 10, middle temperature water storage box 8 and associated conduit and steam heating pipeline, the parts such as normal-temperature water pipeline and multiple-way directional control valve form dyestuff heat-exchange system, these parts form dyestuff heating pipe line and dyestuff cooling pipeline, and dyestuff heating pipe line and dyestuff cooling pipeline are all connected to heat exchanger 4, the dyestuff of the heat exchanger 4 of flowing through is heated or to be lowered the temperature in the different stages as required, in details of the words, these parts have formed steam heating-up section, high-temperature water heating-up section, middle warm water cooling part and normal-temperature water cooling part.
In the present embodiment, dyestuff heat-exchange system is to realize current switching controls by a medium water water distribution system, this medium water water distribution system comprises pipeline, multiple-way directional control valve and medium water suction booster 11, provide power by this medium water suction booster 11, and by the switching of multiple-way directional control valve, medium water is distributed to intended destination.
Preferably, while being applied in an embodiment of overflow dyeing equipment of the present utility model, with respect to this multiple-way directional control valve 13, the pipeline of this overflow dyeing equipment is provided with five external interfaces: interface C11～C15, and with reference to Fig. 5, its concrete annexation is as follows:
In conjunction with shown in Fig. 1 to Fig. 5, the lower connection mouth C5 of heat exchanger 4 is communicated to interface C11 by pipeline 17; After pipeline 17 is communicated to interface C11, by a distributing T-pipe, a pipeline is communicated with the interface C27 of reversing control valve 13; Another pipeline is communicated with the interface C22 in the outlet port of reversing control valve 13 by water pump 11, and the flow direction is by interface C22 inflow pump 11.
The upper connection mouth C3 of heat exchanger 4 is communicated to interface C12 by pipeline 15.
Interface C13 is mainly middle warm water outlet, and it is communicated with middle temperature water storage box 8; It is divided into three tunnels, is communicated with respectively with interface C24, C25 and the C28 of reversing control valve 13.
Interface C14 is mainly high-temperature water outlet, hot water in high temperature water storage box 10 is directly communicated with the interface C14 of multiple-way directional control valve, interface C14 pipeline is divided into three tunnels: a road is directly communicated with the interface C29 of reversing control valve 13, and a road is communicated with the interface C23 of reversing control valve 13; Lead up to a STEAM TRAP 6 and be communicated with the interface C26 of reversing control valve 13 in centre.
Interface C15 is mainly normal-temperature water interface, and it is communicated with normal temperature waterline 5.
In the present embodiment, medium water water distribution system is to realize the switching controls to each pipeline by multiple-way directional control valve 13; Overflow dyeing equipment comprises high temperature water storage box 10, middle temperature water storage box 8 and normal-temperature water pipeline, steam heating-up section comprises steam heating pipeline 3 and high-temperature water recovery channel, this steam heating pipeline 3 is provided with steam control valve V1, as required high-temperature steam is sent into heat exchanger 4; High temperature water storage box 10, middle temperature water storage box 8, normal-temperature water pipeline are all connected to this multiple-way directional control valve 13, and be connected to heat exchanger 4 by this multiple-way directional control valve 13, to form described high-temperature water heating-up section, described middle warm water cooling part and normal-temperature water cooling part.
In addition, in the present embodiment, the dyestuff circulatory system adopts parallel structure, except the aforesaid pipeline being connected with dye vat and dyestuff heat exchange pump 90, the present embodiment also comprises a road water-spraying circulation loop, it comprises water-spraying power water pump 12 and a respective line, the water intake of this water-spraying power water pump 12 is connected to a water outlet C8 of dye vat 2 bottoms, its water outlet is connected to the water intake C1 of these dye vat 2 front ends, and the dyestuff in dye vat 2 is pumped to the water inlet C1 of dye vat 2 front portions, to form injection water, drive dyed cloth to flow.
In addition, in the present embodiment, dye vat 2 tops are provided with more than one shower nozzle 19, via the dyestuff after heat exchanger 4 heat exchange by pipeline communication to each shower nozzle 19, each shower nozzle 19 is preferably and is uniformly distributed in dye vat 2 tops, so that the dyestuff after heat exchange is more uniformly distributed in dye vat in the mode of disperseing sprinkling.
Shown in Fig. 5, in the present embodiment, dyed cloth 1 is immersed in dye vat 2, is end to end rope form, dyestuff by kinetic pump 12 superchargings after, the nozzle by water intake C1 drives, and flow to the afterbody of dye vat 2 along pipeline 14, circulates, and goes round and begins again.
One of the water outlet of dye vat 2 C8 is communicated with the import of kinetic pump 12, the water intake C1 of the outlet of kinetic pump 12 and dye vat 2 be communicated with; Two other water outlet C6, the C7 of dye vat 2 is connected with the import of dyestuff heat exchange pump 90; The outlet of heat exchange pump 90 is connected with the import C4 of heat exchanger 4; The outlet C2 of heat exchanger 4 enters dye vat 2 tops by pipeline 16 and shower nozzle 19, and the dyestuff after heat exchange is to disperse the mode of spraying evenly to flow in dye vat 2.
Utilize the multiple-way directional control valve of the present embodiment, the main working process of this energy-saving and water-saving type overflow dyeing equipment is described below:
1) just section intensification of dye vat 2 high-temperature water.High-temperature water is the interface C14 access high-temperature water interface C23 through multiple-way directional control valve 13 from high temperature water storage box 10, and enter medium water suction booster 11 through interface C11 after suction booster interface C22 sends, enter heat exchanger 4 inside through the lower connection mouth C5 of heat exchanger 4 afterwards; After heat exchange, heat reduces and becomes middle warm water, and from heat exchanger 4, connection mouth C3 flows out, and passes into heat exchanger interface C30 through interface C12, and through in get back to middle temperature water storage box 8 after warm water interface C28.
2) dye vat 2 back segments heat up and insulation use steam.The steam of steam heating pipeline 3 enters heat exchanger through the upper connection mouth C3 of heat exchanger 4, after steam heat release, become water of condensation, from heat exchanger 4, connection mouth C5 flows out, and pass into the heat exchanger interface C27 of multiple-way directional control valve 13 by interface C11, and through water of condensation interface C26, STEAM TRAP 6, then get back to high temperature water storage box 10 through interface C14.
3) just section cooling of dye vat 2 is no longer directly used normal-temperature water, but warm water in using.Middle warm water therefrom warm water storage box 8 passes into middle warm water interface C24 through interface C13, and after sending, suction booster interface C22 enters medium water suction booster 11 through interface C11, enter subsequently the lower connection mouth C5 of heat exchanger 4, after heat-obtaining, become high-temperature water, through the upper connection mouth C3 of heat exchanger 4, pass into heat exchanger interface C30 through interface C12, and get back to high temperature water storage box 10 through high-temperature water interface C29.
4) dye vat 2 back segment coolings are still used normal-temperature water.Normal-temperature water passes into normal-temperature water interface C21 from normal-temperature water pipeline 5 through interface C15, after sending, suction booster interface C22 enters medium water suction booster 11 through interface C11, then enter heat exchanger 4, normal-temperature water becomes middle warm water heat exchanger 4 is interior after heat-obtaining, and pass into heat exchanger interface C30 through interface C12, then through in get back to middle temperature water storage box 8 after warm water interface C28.
The utility model is explained in detail with previous embodiment, to understand fully feature and operational improvement for these reinforcements are provided.In addition, it is also understood that structure characteristics that these are additional and the operations improvement use that can use separately or mutually combine, and separately or in conjunction with the explanation of the mode of execution shown in above-mentioned all features and element and accompanying drawing.Therefore, should be appreciated that the utility model is not limited to the combination of any concrete feature or element, and the Feature Combination of any expectation described here can be implemented and not depart from protection domain of the present utility model.
Claims (8)
1. a multiple-way directional control valve, it is characterized in that, described multiple-way directional control valve comprises valve body, spool and final controlling element, described spool is hollow tubular, and the inner cavity that is provided with multiple mutual isolation, on the cylindrical shell of described spool, have multiple through holes, described valve body is provided with multiple interface tubes, described spool can be arranged in this valve body rotationally or with axial motion, it can rest on different angular orientations or axial location by the control of final controlling element, partial through holes is communicated with a corresponding interface tube, to form the control of fluid on-off valve regulation and the Flow-rate adjustment of required multiple different connected relations or flow direction.
2. multiple-way directional control valve as claimed in claim 1, it is characterized in that, described valve core inside has been separated to form plural cavity, thereby coordinate and form the first flow control section, the second flow control section and N flow control section with an interface tube for valve body, N is greater than 2 natural number, and each flow control section has the connecting path of two interface tubes as terminal device interface and external system at least.
3. multiple-way directional control valve as claimed in claim 1, is characterized in that, described spool is rotated under the effect of final controlling element, and its final controlling element is angular displacement performer, and described angular displacement performer is realized by one of following structure:
This angular displacement performer comprises a stepper motor, one speed reducer and a control positioning work piece, receives command signal by controlling positioning work piece, makes stepper motor rotate number of degrees, after retarder conversion, makes valve core rotation one angle, forms required connected state; Or
Described final controlling element is that the cylinder or the membrane well that are operated by pressurized air provide an angular turn, and it comprises piston, upper block teeth, guiding groove, lower block teeth and spring, and on described piston driving, block teeth move, and promotes lower block teeth certain angle that rotates; Spring promotes piston and upper tooth block reset, and under the effect of lower block teeth and guiding groove, upper block teeth enter the ready position next time promoting, and ringing is realized the angular displacement rotation of spool cylinder successively.
4. multiple-way directional control valve as claimed in claim 1, is characterized in that, described final controlling element is linear actuator, and described spool can carry out straight line motion under the effect of final controlling element; Described linear actuator is realized by one of following structure:
This linear actuator comprises a stepper motor, a gear rack retarder and a control positioning work piece, receive command signal by controlling positioning work piece, make stepper motor rotate number of degrees, after the conversion of gear rack retarder, spool is moved linearly vertically, form required connected state; Or
The cylinder that described final controlling element is operated by pressurized air or membrane well provide a straight-line displacement, it comprises piston, upper block teeth, guiding groove, lower block teeth and spring, when described piston moves at every turn, can drive block teeth to move in the same way, more spacing in certain position by lower block teeth; Spring promotes piston and upper tooth block reset, and by the effect of guiding groove, upper block teeth enter the ready position next time promoting, and ringing is realized the straight-line displacement of spool cylinder successively.
5. multiple-way directional control valve as claimed in claim 2, it is characterized in that, the surface of contact of described interface tube and spool adopts elastic soft sealing structure to seal, described Sealing adopts resilient rubber or teflon to make, its surface is curved, to fit tightly with the cylndrical surface of spool; Described Sealing outside is provided with hold-down mechanism, described hold-down mechanism comprises spring, extension tube, holddown spring seat and locking circlip, described extension tube is located between described Sealing and spring, described holddown spring seat is arranged at described spring outside and is hollow shape, and described circlip is arranged at described holddown spring seat inner side.
6. the multiple-way directional control valve as described in claim 1 to 5 any one, is characterized in that, described multiple-way directional control valve setting have height, in, in the heat exchange control system of normal-temperature water pipeline.
7. multiple-way directional control valve as claimed in claim 6, is characterized in that, described multichannel is changed control valve for overflow dyeing equipment, and the through hole on described spool is to arrange and offer according to the dyeing order of different clothes; Described multiple-way directional control valve and a pump form composite structure, and the water intake of wherein said pump is connected with the discharge through hole of the 3rd control water section.
8. multiple-way directional control valve as claimed in claim 7, it is characterized in that, described valve body is provided with ten interface tubes, has 16 through holes on the cylindrical shell of described spool, forms to be provided with to enter through hole, high-temperature water discharge through hole and middle warm water discharge through hole in the first control water section; The second control water section is provided with and enters through hole, water of condensation discharges through hole and middle warm water is discharged through hole, described the 3rd control water section is provided with the through hole that enters of discharging through hole and normal-temperature water, middle warm water, high-temperature water, and described interface tube can the corresponding connection of through hole with required function at Difference angles.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320674760.1U CN203604718U (en) | 2013-10-29 | 2013-10-29 | Multichannel reversing control valve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320674760.1U CN203604718U (en) | 2013-10-29 | 2013-10-29 | Multichannel reversing control valve |
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| CN203604718U true CN203604718U (en) | 2014-05-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320674760.1U Expired - Fee Related CN203604718U (en) | 2013-10-29 | 2013-10-29 | Multichannel reversing control valve |
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| CN (1) | CN203604718U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104315200A (en) * | 2014-11-07 | 2015-01-28 | 合肥长源液压股份有限公司 | Single valve element type multichannel reversing valve |
| CN104434005A (en) * | 2014-11-05 | 2015-03-25 | 深圳市开立科技有限公司 | Fluid control valve for endoscope and fluid control system |
| CN104928871A (en) * | 2015-06-26 | 2015-09-23 | 姚明财 | Water distribution apparatus of dyeing machine |
| CN104983374A (en) * | 2015-08-07 | 2015-10-21 | 嘉兴捷顺旅游制品有限公司 | Multi-bottle liquid spray mop |
| CN105525473A (en) * | 2016-02-04 | 2016-04-27 | 姚明财 | Water distributor of dyeing machine |
| CN106322091A (en) * | 2016-08-30 | 2017-01-11 | 焦作市盛景科技有限责任公司 | Fluid flow direction control valve |
| CN110906044A (en) * | 2019-12-02 | 2020-03-24 | 中国铝业股份有限公司 | Pneumatic control valve capable of decoding |
| CN111336150A (en) * | 2020-03-26 | 2020-06-26 | 浙江大学宁波理工学院 | Multi-way valve |
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2013
- 2013-10-29 CN CN201320674760.1U patent/CN203604718U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104434005A (en) * | 2014-11-05 | 2015-03-25 | 深圳市开立科技有限公司 | Fluid control valve for endoscope and fluid control system |
| CN104315200A (en) * | 2014-11-07 | 2015-01-28 | 合肥长源液压股份有限公司 | Single valve element type multichannel reversing valve |
| CN104315200B (en) * | 2014-11-07 | 2017-02-01 | 合肥长源液压股份有限公司 | Single valve element type multichannel reversing valve |
| CN104928871A (en) * | 2015-06-26 | 2015-09-23 | 姚明财 | Water distribution apparatus of dyeing machine |
| CN104983374A (en) * | 2015-08-07 | 2015-10-21 | 嘉兴捷顺旅游制品有限公司 | Multi-bottle liquid spray mop |
| CN105525473A (en) * | 2016-02-04 | 2016-04-27 | 姚明财 | Water distributor of dyeing machine |
| CN106322091A (en) * | 2016-08-30 | 2017-01-11 | 焦作市盛景科技有限责任公司 | Fluid flow direction control valve |
| CN106322091B (en) * | 2016-08-30 | 2018-01-09 | 焦作市盛景科技有限责任公司 | A kind of fluid flow direction control valve |
| CN110906044A (en) * | 2019-12-02 | 2020-03-24 | 中国铝业股份有限公司 | Pneumatic control valve capable of decoding |
| CN111336150A (en) * | 2020-03-26 | 2020-06-26 | 浙江大学宁波理工学院 | Multi-way valve |
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Granted publication date: 20140521 Termination date: 20191029 |