CN205331469U - But on -line adjustment's cavitation reactor - Google Patents
But on -line adjustment's cavitation reactor Download PDFInfo
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- CN205331469U CN205331469U CN201521006883.3U CN201521006883U CN205331469U CN 205331469 U CN205331469 U CN 205331469U CN 201521006883 U CN201521006883 U CN 201521006883U CN 205331469 U CN205331469 U CN 205331469U
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Abstract
The utility model relates to a but on -line adjustment's cavitation reactor belongs to fluid reaction unit technical field. Be equipped with the rotary valve core and the standing valve core of coaxial line on the valve body passageway, the rotary valve core is rotationally installed on the center pin of standing valve core, the left end face of standing valve core and the laminating of the right -hand member facial features of rotary valve core, and the diameter of standing valve core is less than the diameter of rotary valve core, being equipped with rotatory case scallop hole on the interior circumference of rotary valve core, being equipped with the rotatory case cavitation aperture of multiunit on the outer circumference of rotary valve core, rotatory case scallop hole lies in different phase places with rotatory case cavitation aperture, be equipped with on the standing valve core circumference can with the rotatory case scallop hole fixed case scallop hole of coincidence mutually, the circumference outside of standing valve core is connected with outwardly directedly and can shelters from the journal stirrup that dams of a set of rotatory case cavitation aperture, the journal stirrup that dams is coincident mutually with fixed case scallop hole's central line. This cavitation reactor may not be shut down and adjusted cavitation emergence parameter.
Description
Technical field
This utility model relate to a kind of can the cavitation reactor of on-line control, belong to fluid reaction device technique field。
Background technology
Cavitation phenomenon is that fluid flows through a flow restriction zones (such as orifice plate, Venturi tube etc.) time pressure decline, when pressure is down to liquid saturated vapor pressure at such a temperature, liquid begins to boil off and produces a large amount of cavitation steam bubble, cavitation steam bubble is in the process flowed further with fluid, runner expands, fluid pressure rises, under the pressure effect around of cavitation steam bubble, volume sharply reduces until crumbling and fall, high temperature and high pressure can be produced at its moment steam bubble center of crumbling and fall, and with strong shock wave and microjet, strong shock wave and microjet can form strong mechanical agitation effect between interface, strengthening two-phase mixtures。The cavitation steam bubble formed due to cavitation does mass motion together with liquid, can form a more uniform cavitation reinforcement field of ratio in a big way, and this is the advantage place of its industrial applications。
Current cavitation technique strengthens the research of means mainly at wastewater treatment, food, field of medicaments as course of reaction；The cavitation value of general cavitation zone judges whether fluid there occurs Cavitation, and formula is as follows, δ c=2(P-PV)/(ρ V2), wherein: δ c is cavitation value, P is liquid local static pressure, and Pv is the vapour pressure of liquid, and ρ is the density of liquid, and V is the speed of liquid。It has been generally acknowledged that δ c < 1 has cavitation to be likely to, the more little Cavitation of cavitation value δ c is more violent。The generation of cavitation phenomenon certainly will bring the massive losses of fluid pressure before and after cavitation, and device power consumption increases。The acid reaction that adds of food service industry vegetable oil often produces the one-level cavitation pressure loss and reaches 20 ~ 30bar。
Cavitation generating means core parts mostly are static orifice plate both at home and abroad at present, can not on-line control cavitation generation parameter, so significantly high to processing the condition requirements such as the flow of fluid, initial static pressure and physical properties of fluids state, vary slightly needing off-line that AND DEWATERING FOR ORIFICE STRUCTURE and progression are adjusted；Demand otherwise for the extent of cavitation of different material, it is impossible to the progression of on-line tuning generation cavitation, causes unnecessary power consumption。
Utility model content
The purpose of this utility model is in that, overcomes problems of the prior art, it is provided that a kind of can the cavitation reactor of on-line control, it is possible to do not shut down adjustment cavitation generation parameter。
For solving above technical problem, of the present utility model a kind of can the cavitation reactor of on-line control, including valve body and valve gap, the fluid passage of described valve body is provided with spool, described spool includes rotary valve central layer and the standing valve central layer of coaxial line, the center, left side of described standing valve central layer is provided with the central shaft stretched out to the left, described rotary valve central layer is installed in rotation on described central shaft, and the described left side of standing valve central layer fits with the right side of described rotary valve central layer, the diameter of described standing valve central layer is less than the diameter of described rotary valve central layer；The inner periphery of described rotary valve central layer is provided with rotary spool scallop hole, and the excircle of described rotary valve central layer is provided with many group rotary spool cavitation apertures, and described rotary spool scallop hole is positioned in different phase places from described rotary spool cavitation aperture；The circumference of described standing valve central layer is provided with the fixed spool scallop hole that can coincide with described rotary spool scallop hole, the periphery of described standing valve central layer is connected to the journal stirrup that dams that is protruding and that can block one group of rotary spool cavitation aperture, described in the dam centrage of journal stirrup and described fixed spool scallop hole coincide。
Relative to prior art, this utility model achieves following beneficial effect: in cavitation reactor, and standing valve central layer remains stationary as, and rotary valve central layer can around central axis, and each group rotary spool cavitation aperture is respectively positioned on the periphery of standing valve central layer masked areas。When rotary spool scallop hole and fixed spool scallop hole stagger completely and respectively group rotary spool cavitation aperture all exposes, the percent opening of rotary spool cavitation aperture is maximum, and all fluids are all through rotary spool cavitation aperture generation Cavitation。When rotary spool scallop hole continues to rotate 180 °, the percent opening of rotary spool cavitation aperture is still maximum, but phase 180 °, the cavitation phase place of adjacent two cavitation reactor staggers 180 ° mutually, the mixed increase of fluid is uniform。When rotary spool scallop hole and fixed spool scallop hole stagger completely and outermost one group of rotary spool cavitation aperture dammed journal stirrup block time, the percent opening of rotary spool cavitation aperture diminishes, fluid increases through the speed of cavitation aperture, and cavitation intensity increases, and the pressure drop before and after spool becomes big。When rotary spool scallop hole and fixed spool scallop hole stagger completely and one group of rotary spool cavitation aperture of centre dammed journal stirrup block time, one group of rotary spool cavitation aperture of the percent opening of rotary spool cavitation aperture and outermost is identical when being blocked, fluid increases through the speed of cavitation aperture, cavitation intensity increases, and the pressure drop before and after spool becomes big；Changing with the interval of cavitation aperture, fluid produces the spatial distribution region of cavitation after cavitation aperture and changes。When rotary spool scallop hole is completely superposed with fixed spool scallop hole, rotary spool cavitation aperture is completely unimpeded simultaneously, the actual internal area of fluid is maximum, flow velocity is substantially reduced, cavitation aperture no longer produces cavitation phenomenon, and the pressure drop before and after central layer substantially reduces, and power consumption also reduces, this grade of cavitation is stopped, to adapt to the extent of cavitation demand of different material。
As improvement of the present utility model, the excircle of described rotary valve central layer is provided with rotary spool gear, described rotary spool gear is meshed with roller gear, and described roller gear is arranged on transverse axis, and transverse axis bearings is passed through on described valve body in the two ends of described transverse axis；Described transverse axis is provided with transverse axis bevel gear, described transverse axis bevel gear is meshed with vertical pivot bevel gear, described vertical pivot bevel gear is arranged on vertical pivot, vertical pivot bearings is passed through on described valve gap in the middle part of described vertical pivot, described vertical pivot bearing be arranged over sealing member, the seal gland being arranged over compressing sealing member of described sealing member, the upper end of described vertical pivot is stretched out outside the centre bore of described seal gland, and the upper end of vertical pivot is provided with handwheel。When rotating handwheel, vertical pivot and vertical pivot bevel gear concomitant rotation, vertical pivot bevel gear drives transverse axis to rotate by transverse axis bevel gear, and roller gear simultaneously drives rotary spool pinion rotation with what transverse axis rotated, rotary valve central layer produces to rotate therewith relative to standing valve central layer, thus changing cavitation condition。
As improvement of the present utility model, the center, right side of described standing valve central layer is plugged with stop pin, the two ends of described stop pin are square and middle part is cylinder, the middle part of described stop pin is set with spring, the right-hand member of described stop pin is plugged on the center of compression plate, and the periphery of described compression plate is screwed in the inwall of described valve body。Precession to the left along with compression plate, standing valve central layer entirety is driven to be moved to the left by stop pin, until standing valve central layer is resisted against on rotary valve central layer, the tension force of spring makes standing valve central layer and rotary valve central layer be held against, it is prevented that end face between the two leaks。
As improvement of the present utility model, the left side of described compression plate is provided with the flange collar stretched out to the left, and described flange collar is resisted against on the right side of described rotary valve central layer, and the left side of described rotary valve central layer is resisted against on the step of described valve body。Rotary valve central layer is axially positioned by the flange collar of compression plate left side and the step of valve body jointly。
As improvement of the present utility model, described rotary spool cavitation aperture is provided with three groups, often the distribution in regular hexagon respectively of group rotary spool cavitation aperture, and described orthohexagonal each corner and center are respectively equipped with a rotary spool cavitation aperture。When fluid all passes through from three groups of rotary spool cavitation apertures, the percent opening of rotary spool cavitation aperture is maximum；When one group of rotary spool cavitation aperture on left side, middle part or right side is blocked, the percent opening of rotary spool cavitation aperture declines, and fluid increases through the speed of cavitation aperture, and cavitation intensity increases, and the pressure drop before and after spool becomes big；The phase place that cavitation occurs also changes。
As preferred version of the present utility model, described rotary spool cavitation aperture respectively circular hole or diamond hole。
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, this utility model being described in further detail, accompanying drawing only provides reference and use is described, is not used to restriction this utility model。
Fig. 1 is that this utility model can the front view of cavitation reactor of on-line control。
Fig. 2 is the axonometric chart of Fig. 1 cavitation reactor。
Fig. 3 is the structural representation of rotary valve central layer。
Fig. 4 is the structural representation of standing valve central layer。
Fig. 5 is the mutual alignment figure of rotary valve central layer and standing valve central layer initial position。
Fig. 6 is the location drawing after rotary valve central layer rotates 180 °。
Fig. 7 is that rotary valve central layer rotates the location drawing after 30 ° counterclockwise on Fig. 6 basis。
Fig. 8 is that rotary valve central layer rotates the location drawing after 30 ° counterclockwise on Fig. 7 basis。
Fig. 9 is that rotary valve central layer rotates the location drawing after 30 ° counterclockwise on Fig. 8 basis。
Figure 10 is that rotary valve central layer rotates the location drawing after 45 ° counterclockwise on Fig. 9 basis。
Figure 11 is the structural representation of rotary valve another embodiment of central layer。
In figure: 1. valve body；2. rotary valve central layer；2a. rotary spool gear；2b. rotary spool scallop hole；2c. rotary spool cavitation aperture；3. standing valve central layer；3a. dams journal stirrup；3b. fixed spool scallop hole；4. stop pin；5. spring；6. compression plate；7. roller gear；8. transverse axis；9. transverse axis bevel gear；10. transverse axis bearing；11. vertical pivot bevel gear；12. vertical pivot；13. vertical pivot bearing；14. valve gap；15. sealing member；16. seal gland；17. handwheel。
Detailed description of the invention
As shown in Figures 1 to 4, this utility model the cavitation reactor of on-line control can include valve body 1 and valve gap 14, the fluid passage of valve body 1 is provided with spool, spool includes rotary valve central layer 2 and the standing valve central layer 3 of coaxial line, the center, left side of standing valve central layer 3 is provided with the central shaft stretched out to the left, rotary valve central layer 2 is installed in rotation on central shaft, and the right side of the left side of standing valve central layer 3 and rotary valve central layer 2 fits, and the diameter of standing valve central layer 3 is less than the diameter of rotary valve central layer 2；The inner periphery of rotary valve central layer 2 is provided with rotary spool scallop hole 2b, and the excircle of rotary valve central layer 2 is provided with many group rotary spool cavitation aperture 2c, rotary spool scallop hole 2b and is positioned in different phase places from rotary spool cavitation aperture 2c；The circumference of standing valve central layer 3 is provided with the fixed spool scallop hole 3b that can coincide with rotary spool scallop hole 2b, the periphery of standing valve central layer 3 is connected to the journal stirrup 3a that dams that is protruding and that can block one group of rotary spool cavitation aperture 2c, and the centrage of journal stirrup 3a and the fixed spool scallop hole 3b that dams coincides。
The excircle of rotary valve central layer 2 is provided with rotary spool gear 2a, and rotary spool gear 2a is meshed with roller gear 7, and roller gear 7 is arranged on transverse axis 8, and the two ends of transverse axis 8 are supported on valve body 1 by transverse axis bearing 10；Transverse axis 8 is provided with transverse axis bevel gear 9, transverse axis bevel gear 9 is meshed with vertical pivot bevel gear 11, vertical pivot bevel gear 11 is arranged on vertical pivot 12, the middle part of vertical pivot 12 is supported on valve gap 14 by vertical pivot bearing 13, vertical pivot bearing 13 be arranged over sealing member 15, the seal gland being arranged over compressing sealing member 15 of sealing member 15, the upper end of vertical pivot 12 is stretched out outside the centre bore of seal gland, and the upper end of vertical pivot 12 is provided with handwheel 17。When rotating handwheel 17, vertical pivot 12 and vertical pivot bevel gear 11 concomitant rotation, vertical pivot bevel gear 11 drives transverse axis 8 to rotate by transverse axis bevel gear 9, the rotary spool gear 2a that simultaneously drives that roller gear 7 rotates with transverse axis 8 rotates, rotary valve central layer 2 produces to rotate therewith relative to standing valve central layer 3, thus changing cavitation condition。
The center, right side of standing valve central layer 3 is plugged with stop pin 4, and the two ends of stop pin 4 are square and middle part is cylinder, and the middle part of stop pin 4 is set with spring 5, and the right-hand member of stop pin 4 is plugged on the center of compression plate 6, and the periphery of compression plate 6 is screwed in the inwall of valve body 1。Precession to the left along with compression plate 6, standing valve central layer 3 entirety is driven to be moved to the left by stop pin 4, until standing valve central layer 3 is resisted against on rotary valve central layer 2, the tension force of spring 5 makes standing valve central layer 3 and rotary valve central layer 2 be held against, it is prevented that end face between the two leaks。
The left side of compression plate 6 is provided with the flange collar stretched out to the left, and flange collar is resisted against on the right side of rotary valve central layer 2, and the left side of rotary valve central layer 2 is resisted against on the step of valve body 1。Rotary valve central layer 2 is axially positioned by the flange collar of compression plate 6 left side and the step of valve body 1 jointly。
Rotary spool cavitation aperture 2c is provided with three groups, often the distribution in regular hexagon respectively of group rotary spool cavitation aperture, and orthohexagonal each corner and center are respectively equipped with a rotary spool cavitation aperture。When fluid all passes through from three groups of rotary spool cavitation apertures, the percent opening of rotary spool cavitation aperture is maximum；When one group of rotary spool cavitation aperture on left side, middle part or right side is blocked, the percent opening of rotary spool cavitation aperture declines, and fluid increases through the speed of cavitation aperture, and cavitation intensity increases, and the pressure drop before and after spool becomes big；The phase place that cavitation occurs also changes。
Phase 180 ° between the rotary spool cavitation aperture group of adjacent cavitation reactor。The phase place of adjacent two-stage cavitation reactor generation cavitation is completely contrary, and mixing of fluid is more thorough。
Rotary spool cavitation aperture can respectively circular hole or diamond hole, Fig. 7 to Figure 10 show circular hole, and Figure 11 show diamond hole。
The front fluid of reaction is transferred pump B1 and carries to the entrance of premixed device through effusion meter H1, soda acid or other chemical agents are added in the front fluid of reaction by quantitative adding device T1 and chemical agent adding tube G2, then premixed device premix is jointly entered, fluid after premix sequentially enters cavitation reactor at different levels and carries out Cavitation, strengthening reaction is realized through multistage Cavitation, shorten the response time, reduce chemical agent consumption。In every grade of cavitation reactor, standing valve central layer 3 remains stationary as, and rotary valve central layer 2 can around central axis, and each group rotary spool cavitation aperture is respectively positioned on the periphery of standing valve central layer 3 masked areas。
As it is shown in figure 5, rotary valve central layer 2 is solid line in Fig. 5, standing valve central layer 3 is dotted line。When rotary spool scallop hole 2b and fixed spool scallop hole 3b staggers completely and respectively group rotary spool cavitation aperture all exposes, the percent opening of rotary spool cavitation aperture is maximum, and all fluids are all through rotary spool cavitation aperture generation Cavitation。
As shown in Figure 6, when rotary spool scallop hole 2b continues to rotate 180 °, the percent opening of rotary spool cavitation aperture is still maximum, but phase 180 °, the cavitation phase place of adjacent two cavitation reactor staggers 180 ° mutually, the mixed increase of fluid is uniform。
As shown in Figure 7, when rotary valve central layer 2 have rotated 30 ° counterclockwise on Fig. 6 basis, rotary spool scallop hole 2b and fixed spool scallop hole 3b stagger completely and one group of rotary spool cavitation aperture in left side is dammed, and journal stirrup 3a blocks, the percent opening of rotary spool cavitation aperture diminishes, fluid increases through the speed of cavitation aperture, cavitation intensity increases, and the pressure drop before and after spool becomes big。
As shown in Figure 8, when rotary valve central layer 2 have rotated 30 ° counterclockwise on Fig. 7 basis, rotary spool scallop hole 2b and fixed spool scallop hole 3b stagger completely and one group of rotary spool cavitation aperture of centre is dammed, and journal stirrup 3a blocks, one group of rotary spool cavitation aperture of the percent opening of rotary spool cavitation aperture and outermost is identical when being blocked, fluid increases through the speed of cavitation aperture, cavitation intensity increases, and the pressure drop before and after spool becomes big；Changing with the interval of cavitation aperture, fluid produces the spatial distribution region of cavitation after cavitation aperture and changes。
As shown in Figure 9, when rotary valve central layer 2 have rotated 30 ° counterclockwise on Fig. 8 basis, rotary spool scallop hole 2b and fixed spool scallop hole 3b stagger completely and one group of rotary spool cavitation aperture on right side is dammed, and journal stirrup 3a blocks, one group of rotary spool cavitation aperture of the percent opening of rotary spool cavitation aperture and outermost is identical when being blocked, fluid increases through the speed of cavitation aperture, cavitation intensity increases, and the pressure drop before and after spool becomes big；Changing with the interval of cavitation aperture, fluid produces the spatial distribution region of cavitation after cavitation aperture and changes。
As shown in Figure 10, when rotary valve central layer 2 have rotated 45 ° counterclockwise on Fig. 9 basis, when rotary spool scallop hole 2b and fixed spool scallop hole 3b is completely superposed, rotary spool cavitation aperture is completely unimpeded simultaneously, and the actual internal area of fluid is maximum, flow velocity is substantially reduced, cavitation aperture no longer produces cavitation phenomenon, and the pressure drop before and after central layer substantially reduces, and power consumption also reduces, this grade of cavitation is stopped, to adapt to the extent of cavitation demand of different material。
As shown in figure 11, the driving rotary spool gear 2a on rotary valve central layer 2 can be rhombus。
The foregoing is only the preferably possible embodiments of this utility model, non-therefore limit to scope of patent protection of the present utility model。In addition to the implementation, this utility model can also have other embodiments, for instance upper and lower, left and right directions can exchange。All employings are equal to replacement or the technical scheme of equivalent transformation formation, all fall within the protection domain of this utility model requirement。This utility model can pass through without the technical characteristic described or adopt existing techniques in realizing, does not repeat them here。
Claims (6)
1. one kind can the cavitation reactor of on-line control, including valve body and valve gap, the fluid passage of described valve body is provided with spool, it is characterized in that: described spool includes rotary valve central layer and the standing valve central layer of coaxial line, the center, left side of described standing valve central layer is provided with the central shaft stretched out to the left, described rotary valve central layer is installed in rotation on described central shaft, and the described left side of standing valve central layer fits with the right side of described rotary valve central layer, the diameter of described standing valve central layer is less than the diameter of described rotary valve central layer；The inner periphery of described rotary valve central layer is provided with rotary spool scallop hole, and the excircle of described rotary valve central layer is provided with many group rotary spool cavitation apertures, and described rotary spool scallop hole is positioned in different phase places from described rotary spool cavitation aperture；The circumference of described standing valve central layer is provided with the fixed spool scallop hole that can coincide with described rotary spool scallop hole, the periphery of described standing valve central layer is connected to the journal stirrup that dams that is protruding and that can block one group of rotary spool cavitation aperture, described in the dam centrage of journal stirrup and described fixed spool scallop hole coincide。
2. according to claim 1 can the cavitation reactor of on-line control, it is characterized in that: the excircle of described rotary valve central layer is provided with rotary spool gear, described rotary spool gear is meshed with roller gear, described roller gear is arranged on transverse axis, and transverse axis bearings is passed through on described valve body in the two ends of described transverse axis；Described transverse axis is provided with transverse axis bevel gear, described transverse axis bevel gear is meshed with vertical pivot bevel gear, described vertical pivot bevel gear is arranged on vertical pivot, vertical pivot bearings is passed through on described valve gap in the middle part of described vertical pivot, described vertical pivot bearing be arranged over sealing member, the seal gland being arranged over compressing sealing member of described sealing member, the upper end of described vertical pivot is stretched out outside the centre bore of described seal gland, and the upper end of vertical pivot is provided with handwheel。
3. according to claim 1 can the cavitation reactor of on-line control, it is characterized in that: the center, right side of described standing valve central layer is plugged with stop pin, the two ends of described stop pin are square and middle part is cylinder, the middle part of described stop pin is set with spring, the right-hand member of described stop pin is plugged on the center of compression plate, and the periphery of described compression plate is screwed in the inwall of described valve body。
4. according to claim 3 can the cavitation reactor of on-line control, it is characterized in that: the left side of described compression plate is provided with the flange collar stretched out to the left, described flange collar is resisted against on the right side of described rotary valve central layer, and the left side of described rotary valve central layer is resisted against on the step of described valve body。
5. according to claim 1 can the cavitation reactor of on-line control, it is characterized in that: described rotary spool cavitation aperture is provided with three groups, the often group rotary spool cavitation aperture distribution in regular hexagon respectively, described orthohexagonal each corner and center are respectively equipped with a rotary spool cavitation aperture。
6. according to claim 5 can the cavitation reactor of on-line control, it is characterised in that: described rotary spool cavitation aperture respectively circular hole or diamond hole。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521006883.3U CN205331469U (en) | 2015-12-08 | 2015-12-08 | But on -line adjustment's cavitation reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521006883.3U CN205331469U (en) | 2015-12-08 | 2015-12-08 | But on -line adjustment's cavitation reactor |
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| CN205331469U true CN205331469U (en) | 2016-06-22 |
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| CN201521006883.3U Active CN205331469U (en) | 2015-12-08 | 2015-12-08 | But on -line adjustment's cavitation reactor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152554A (en) * | 2017-06-29 | 2017-09-12 | 重庆市金渝管道设备有限公司 | A kind of gear drive valve |
| CN109621760A (en) * | 2019-01-07 | 2019-04-16 | 哈尔滨理工大学 | A kind of controllable type Hydrodynamic cavitation device |
-
2015
- 2015-12-08 CN CN201521006883.3U patent/CN205331469U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152554A (en) * | 2017-06-29 | 2017-09-12 | 重庆市金渝管道设备有限公司 | A kind of gear drive valve |
| CN109621760A (en) * | 2019-01-07 | 2019-04-16 | 哈尔滨理工大学 | A kind of controllable type Hydrodynamic cavitation device |
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