CN112619544B - High-speed fluid mixing precision control device and control method - Google Patents
High-speed fluid mixing precision control device and control method Download PDFInfo
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- CN112619544B CN112619544B CN202011345167.3A CN202011345167A CN112619544B CN 112619544 B CN112619544 B CN 112619544B CN 202011345167 A CN202011345167 A CN 202011345167A CN 112619544 B CN112619544 B CN 112619544B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/80—Forming a predetermined ratio of the substances to be mixed
- B01F35/88—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise
- B01F35/883—Forming a predetermined ratio of the substances to be mixed by feeding the materials batchwise using flow rate controls for feeding the substances
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/40—Mixing liquids with liquids; Emulsifying
- B01F23/405—Methods of mixing liquids with liquids
Abstract
The invention provides a control method of a high-speed fluid mixing precision control device, which relates to the field of fluid processing and comprises a placement bottom plate and an adjusting mechanism, wherein the precision control device is indispensable equipment in the fluid processing and mixing process, most of precision control devices in the prior market have the problems that the speed of fluid cannot be controlled during mixing, vortex fluid mixing cannot be carried out and the overall flexibility of the device is poor.
Description
Technical Field
The invention relates to the field of fluid processing, in particular to a high-speed fluid mixing precision control device and a control method.
Background
A fluid is a flowable substance, which is a body that deforms continuously under any slight shear force. Fluids are a generic term for liquids and gases. It has easy flowability, compressibility and viscosity. The fluid composed of a large number of molecules which do continuous thermal motion and do not have fixed equilibrium positions has certain compressibility, the compressibility of the liquid is small, the compressibility of the gas is large, and when the shape of the fluid is changed, certain motion resistance (namely viscosity) also exists between each layer of the fluid. When the viscosity and compressibility of a fluid are small, the fluid can be approximately regarded as an ideal fluid, and the ideal fluid is an ideal model introduced for researching the motion and state of the fluid.
In the process of fluid processing mixing, precision control device is indispensable equipment, and the precision control device on the present market mostly has the speed of fluid when mixing can't control, can't carry out the mixed problem of vortex formula fluid and the whole of device flexibility is relatively poor.
To solve the above problems, we propose a high-speed fluid mixing precision control device and a control method.
Disclosure of Invention
The invention aims to provide a high-speed fluid mixing precision control device and a control method, so as to solve the technical problems.
In order to solve the technical problems, the invention adopts the following technical scheme: the high-speed fluid mixing precision control device comprises a placing bottom plate and an adjusting mechanism, wherein the adjusting mechanism is installed at the upper end of the placing bottom plate and comprises a placing shell, an adjusting column, a supporting frame and adjusting strips, the adjusting column penetrates through the inner cavity of the placing shell, the supporting frame is installed on the outer rings of the upper end and the lower end of the adjusting column, and the adjusting strips are installed at the bottom end of the inner cavity of the adjusting column;
the support frame includes equipment ring down, two connects outer pole, power unit, connects adjustment down tube, elastic inner pole and goes up the equipment ring, two connects outer pole are installed at the both ends of equipment ring down, power unit is installed to the lower extreme of two connects outer pole, two connect the upper end of outer pole and install and connect adjustment down tube, connect through elastic inner pole swing joint between the adjustment down tube, the other end that connects the adjustment down tube on installs and assembles the ring.
Preferably, the placing shell comprises a shell body, a bottom ring, an upper connecting cylinder and a mounting shell, the bottom ring is mounted at the bottom end of the shell body, the upper connecting cylinder is mounted at the upper end of the shell body, and the mounting shell is mounted at the upper end of the upper connecting cylinder.
Preferably, the adjustment post includes erection column, spacing ring piece, links up the post, down the erection column, interior caulking groove, press the bullet piece, establish ties the piece, divide a section of thick bamboo and two flutings down, go up the outer lane bottom annular array of erection column and install the spacing ring piece, go up the bottom of erection column and install the linking post, the erection column is installed down to the bottom of linking the post, interior caulking groove has been seted up to the side of erection column down, the inner chamber of interior caulking groove is installed and is pressed the bullet piece, the piece of concatenating is installed to the bottom of erection column down, the inner chamber of piece of concatenating is installed down and is divided a section of thick bamboo, divide the both ends of a section of thick bamboo to offer two flutings down.
Preferably, adjust and divide the strip and include the lower arm, link up dull and stereotypedly, install soft strip and link up the spring, the lower extreme of lower arm is installed and is linked up the flat board, link up dull and stereotyped lower extreme both sides and install the installation soft strip, install between the installation soft strip and link up the spring.
Preferably, the power mechanism comprises a blocking box, a driving shaft, an installation ring and fan blades, the driving shaft is installed in an inner cavity of the blocking box, the installation ring is installed on the outer ring of the driving shaft, and the fan blades are arranged in an outer ring annular array of the installation ring.
Preferably, the lower assembling ring is mounted on an outer ring of the series block, and the upper assembling ring is mounted on an outer ring of the upper mounting column.
Preferably, the mounting soft strip is a member made of synthetic fiber.
The invention provides another technical scheme that: a control method for providing a high-speed fluid mixing precision control device comprises the following steps:
s1: placing the integral device at the bottom end in the kettle, inverting the fluid to enter the uppermost end of the fluid immersion adjusting mechanism in the kettle, and immersing the integral device in an inner cavity of the fluid;
s2: the installation positions of the power mechanisms on the two sides are arranged oppositely, the driving motor drives the driving shaft to rotate at a constant speed, so that the fan blades are driven to rotate in the same direction, the fan blades rotate spirally in fluid and are pushed towards the inner end of the blocking box, the thrust generated by the fan blades collides with the inner wall of the blocking box to generate backward thrust, and the power mechanisms on the two sides are arranged oppositely, so that the rotation speed of the whole device is increased when the double-power mechanism runs simultaneously;
s3: when the double-power mechanism pushes the fluid, the fluid can form a vortex, the pushing speed of the power mechanism is in direct proportion to the formed vortex speed, and when the vortex speed reaches a set threshold value, the upper end of the adjusting mechanism is positioned above the water surface of the vortex;
s4: when the vortex water surface is positioned on the limiting ring block at the bottom end of the upper mounting column, the pressing rebound block is triggered to push the adjusting strips downwards to enable the adjusting strips to contact with the inner cavity of the lower sub-cylinder downwards, and due to the inclined arrangement of the mounting soft strips, the mounting soft strips are pressed downwards when the mounting soft strips are pressed by the pressure of the lower rod, the connecting springs are connected for elastic expansion, the mounting soft strips extend towards the two ends, the resistance of the integral device in fluid is increased, and the rotation speed of the integral device is reduced;
s5: when the rotating speed reaches below the threshold value, the upper end face of the fluid recovers to the inner cavity of the integral device, the elastic block is pressed to stop pressing the adjusting sub-strips, the elastic potential energy is recovered by the engaging spring, and the mounting soft strips are recovered to the inner cavity of the double grooves.
The invention has the beneficial effects that:
compared with the prior art, the invention has the following beneficial effects:
1. the invention provides a high-speed fluid mixing precision control device and a control method, wherein the integral device is placed at the bottom end in a kettle, fluid is inversely placed into the uppermost end of a fluid immersion adjusting mechanism in the kettle, the integral device is immersed in an inner cavity of the fluid at the moment, the mounting positions of power mechanisms at two sides are oppositely placed, a driving shaft is driven by a driving motor to rotate at a constant speed, so that fan blades are driven to rotate in the same direction, the fan blades rotate spirally in the fluid and are propelled to the inner end of a blocking box, the thrust generated by the fan blades collides with the inner wall of the blocking box to generate backward thrust, and the power mechanisms at two sides are oppositely mounted, so that the rotation speed of the integral device is increased when the double power mechanisms operate simultaneously.
2. The invention provides a high-speed fluid mixing precision control device and a control method, wherein when a double-power mechanism pushes fluid, the fluid can form vortex, the pushing speed of the power mechanism is in direct proportion to the formed vortex speed, when the vortex speed reaches a set threshold value, the upper end of an adjusting mechanism is positioned above the water surface of the vortex, and when the vortex water surface is positioned on a limit ring block at the bottom end of an upper mounting column, a pressing rebound block is triggered to push downwards to adjust strips, so that the adjusted strips are downwards contacted with the inner cavity of a lower sub-cylinder, and when the installing soft strips are obliquely arranged, the installing soft strips are downwards pressed when the installing soft strips are pressed by a lower rod, at the moment, a connecting spring is elastically expanded, the installing soft strips extend towards two ends, the resistance of the whole device in the fluid is increased, and the rotating speed of the whole device is reduced.
3. According to the high-speed fluid mixing precision control device and the control method, when the rotating speed is below the threshold value, the upper end face of the fluid is restored to the inner cavity of the integral device, the elastic block is pressed to stop pressing the adjusting strips, the connecting spring recovers elastic potential energy, and the mounting soft strips are recovered to the inner cavity of the double grooves.
Drawings
FIG. 1 is a schematic structural diagram of a high-speed fluid mixing precision control device according to the present invention;
FIG. 2 is a schematic perspective view of the placement housing of the present invention;
FIG. 3 is a schematic perspective view of an adjusting column according to the present invention;
FIG. 4 is a schematic perspective view of the stand of the present invention;
FIG. 5 is a schematic perspective view of an adjustment strip according to the present invention;
fig. 6 is a schematic perspective view of the power mechanism of the present invention.
Reference numerals are as follows: 1. placing a bottom plate; 2. an adjustment mechanism; 21. placing the shell; 211. a housing; 212. a bottom ring; 213. an upper connecting cylinder; 214. mounting a shell; 22. adjusting the column; 221. mounting a column; 222. a limit ring block; 223. connecting the column; 224. a lower mounting post; 225. embedding a groove; 226. pressing the rebound block; 227. a series block; 228. lower cylinder separation; 229. double grooving; 23. a support frame; 231. a lower assembly ring; 232. double-connecting the outer rods; 233. a power mechanism; 2331. a blocking box; 2332. driving a shaft; 2333. installing a ring; 2334. a fan blade; 234. an adjusting inclined rod is connected upwards; 235. an elastic inner rod; 236. an upper assembly ring; 24. adjusting slitting; 241. a lower rod; 242. joining the plates; 243. installing a soft strip; 244. engaging the spring.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Other embodiments obtained by persons skilled in the art without making creative efforts based on the embodiments in the implementation belong to the protection scope of the invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
Example 1
As shown in fig. 4 and 6, in the high-speed fluid mixing precision control device, the support frame 23 includes a lower assembly ring 231, two-connected outer rods 232, a power mechanism 233, an upper-connected adjusting diagonal rod 234, an elastic inner rod 235 and an upper assembly ring 236, the two ends of the lower assembly ring 231 are provided with the two-connected outer rods 232, the lower assembly ring 231 is provided at the outer ring of the tandem block 227, the upper assembly ring 236 is provided at the outer ring of the upper mounting column 221, the lower end of the two-connected outer rod 232 is provided with the power mechanism 233, the upper end of the two-connected outer rod 232 is provided with the upper-connected adjusting diagonal rod 234, the upper-connected adjusting diagonal rods 234 are movably connected through the elastic inner rod 235, the other end of the upper-connected adjusting diagonal rod 234 is provided with the upper assembly ring 236, the power mechanism 233 includes a blocking box 2331, a driving shaft 2332, a mounting ring 2333 and fan blades 2334, the inner cavity of the blocking box 2331 is provided with the driving shaft, the outer ring 2333 is provided with the mounting ring 2334, the integral device is placed at the bottom end in a kettle, fluid is inverted to enter the uppermost end of a fluid immersion adjusting mechanism 2 in the kettle, the integral device is immersed in an inner cavity of the fluid, the mounting positions of the power mechanisms 233 on the two sides are placed in a mutually opposite mode, a driving shaft 2332 is driven by a driving motor to rotate at a constant speed, so that fan blades 2334 are driven to rotate in the same direction, the fan blades 2334 rotate spirally in the fluid and push towards the inner end of a blocking box 2331, the thrust generated by the fan blades 2334 collides with the inner cavity wall of the blocking box 2331 to generate backward thrust, and the power mechanisms 233 on the two sides are arranged in a mutually opposite mode, so that the rotation speed of the integral device is increased when the double power mechanisms 233 operate simultaneously.
Example 2
As shown in fig. 1-6, the high-speed fluid mixing precision control device comprises a placing bottom plate 1 and an adjusting mechanism 2, wherein the adjusting mechanism 2 is installed at the upper end of the placing bottom plate 1, and is characterized in that: the adjusting mechanism 2 comprises a placing shell 21, an adjusting column 22, a supporting frame 23 and an adjusting strip 24, the adjusting column 22 is arranged in an inner cavity of the placing shell 21 in a penetrating mode, the supporting frame 23 is arranged on outer rings of the upper end and the lower end of the adjusting column 22, the adjusting strip 24 is arranged at the bottom end of the inner cavity of the adjusting column 22, the placing shell 21 comprises a shell body 211, a bottom ring 212, an upper connecting cylinder 213 and a mounting shell 214, the bottom end of the shell body 211 is provided with the bottom ring 212, the upper end of the shell body 211 is provided with the upper connecting cylinder 213, the upper end of the upper connecting cylinder 213 is provided with the mounting shell 214, the adjusting column 22 comprises an upper mounting column 221, a limiting ring block 222, an engaging column 223, a lower mounting column 224, an embedded groove 225, a press-back spring block 226, a series block 227, a lower connecting cylinder 228 and a double-opening groove 229, the limiting ring block 222 is arranged at the annular array at the bottom end of the outer ring of the upper mounting column 221, the bottom end of the upper mounting column 221 is provided with the engaging column 223, and the bottom end of the engaging column 223 is provided with the lower mounting column 224, an inner embedded groove 225 is arranged at the side end of the lower mounting column 224, a pressing rebound block 226 is arranged in the inner cavity of the inner embedded groove 225, a series connection block 227 is arranged at the bottom end of the lower mounting column 224, a lower sub-barrel 228 is arranged in the inner cavity of the series connection block 227, double grooves 229 are arranged at two ends of the lower sub-barrel 228, the adjusting sub-strip 24 comprises a lower rod 241, a connection flat plate 242, a soft strip 243 and a connection spring 244, the connection flat plate 242 is arranged at the lower end of the lower rod 241, the soft strip 243 is arranged at two sides of the lower end of the connection flat plate 242, the soft strip 243 is a component made of synthetic fiber, the connection spring 244 is arranged between the soft strips 243, when the fluid is pushed by the double-power mechanism 233, the fluid forms a vortex, the pushing speed of the power mechanism 233 is in direct proportion to the formed vortex speed, when the vortex speed reaches a set threshold value, the upper end of the adjusting mechanism 2 is positioned above the water surface of the vortex, and the water surface of the vortex is positioned at the limit ring block 222 at the bottom end of the upper mounting column 221, the pressing resilient block 226 is triggered to push the adjusting sub-strip 24 downwards to enable the adjusting sub-strip 24 to be in contact with the inner cavity of the lower sub-barrel 228 downwards, due to the inclined arrangement of the installation soft strip 243, when the installation soft strip 243 is pressed by the lower rod 241, the installation soft strip 243 is pressed downwards, the engaging spring 244 is elastically expanded at the moment, the installation soft strip 243 extends towards two ends, the resistance of the whole device in fluid is increased, the rotating speed of the whole device is reduced, when the rotating speed is below a threshold value, the upper end face of the fluid is restored to the inner cavity of the whole device, the pressing resilient block 226 stops pressing the adjusting sub-strip 24, the engaging spring 244 recovers elastic potential energy, and the installation soft strip 243 is retracted to the inner cavity of the double-groove 229.
In order to better show the control method of the high-speed fluid mixing precision control device, the present embodiment now proposes a control method of the high-speed fluid mixing precision control device, which includes the following steps:
s1: placing the integral device at the bottom end in the kettle, inverting the fluid to enter the uppermost end of the fluid immersion adjusting mechanism 2 in the kettle, and immersing the integral device in an inner cavity of the fluid;
s2: the installation positions of the power mechanisms 233 on the two sides are arranged in opposite directions, the driving shaft 2332 is driven to rotate at a constant speed through the driving motor, so that the fan blades 2334 are driven to rotate in the same direction, the fan blades 2334 rotate spirally in fluid and push towards the inner end of the blocking box 2331, the thrust generated by the fan blades 2334 collides with the inner cavity wall of the blocking box 2331 to generate backward thrust, and the power mechanisms 233 on the two sides are arranged in opposite directions, so that the rotation speed of the whole device is increased when the double power mechanisms 233 operate simultaneously;
s3: when the double-power mechanism 233 pushes the fluid, the fluid forms a vortex, the pushing speed of the power mechanism 233 is in direct proportion to the formed vortex speed, and when the vortex speed reaches a set threshold, the upper end of the adjusting mechanism 2 is above the water surface of the vortex;
s4: when the vortex water surface is positioned at the limit ring block 222 at the bottom end of the upper mounting column 221, the pressing rebound block 226 is triggered to push the adjusting strips 24 downwards, so that the adjusting strips 24 are contacted with the inner cavity of the lower separating cylinder 228 downwards, due to the inclined arrangement of the mounting soft strips 243, when the mounting soft strips 243 are pressed by the lower rod 241, the mounting soft strips 243 are pressed downwards, the engaging spring 244 is connected for elastic expansion, the mounting soft strips 243 extend towards the two ends, the resistance of the whole device in fluid is increased, and the rotating speed of the whole device is reduced;
s5: when the rotation speed reaches below the threshold value, the upper end face of the fluid is restored to the inner cavity of the integral device, the pressing rebound block 226 stops pressing the adjusting sub-strip 24, the engaging spring 244 recovers the elastic potential energy, and the mounting soft strip 243 is retracted to the inner cavity of the double-open groove 229.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. High-speed fluid mixes precision control device, including placing bottom plate (1) and guiding mechanism (2), its characterized in that are installed to the upper end of placing bottom plate (1): the adjusting mechanism (2) comprises a placing shell (21), an adjusting column (22), a supporting frame (23) and adjusting strips (24), the adjusting column (22) penetrates through the inner cavity of the placing shell (21), the supporting frame (23) is installed on the outer rings of the upper end and the lower end of the adjusting column (22), and the adjusting strips (24) are installed at the bottom end of the inner cavity of the adjusting column (22);
the placing shell (21) comprises a shell (211), a bottom ring (212), an upper connecting cylinder (213) and a mounting shell (214), wherein the bottom ring (212) is mounted at the bottom end of the shell (211), the upper connecting cylinder (213) is mounted at the upper end of the shell (211), and the mounting shell (214) is mounted at the upper end of the upper connecting cylinder (213);
the adjusting column (22) comprises an upper mounting column (221), a limit ring block (222), a connecting column (223), a lower mounting column (224), an embedded groove (225), a pressing rebound block (226), a series block (227), a lower sub-cylinder (228) and a double-opening groove (229), the bottom end of the outer ring of the upper mounting column (221) is provided with a limit ring block (222) in an annular array, the bottom end of the upper mounting column (221) is provided with a connecting column (223), the bottom end of the connecting column (223) is provided with a lower mounting column (224), an inner embedding groove (225) is formed in the side end of the lower mounting column (224), a pressing rebound block (226) is mounted in the inner cavity of the inner embedding groove (225), a series connection block (227) is installed at the bottom end of the lower installation column (224), a lower sub-cylinder (228) is installed in the inner cavity of the series connection block (227), and double slots (229) are formed in two ends of the lower sub-cylinder (228);
the supporting frame (23) comprises a lower assembling ring (231), double-joint outer rods (232), a power mechanism (233), an upper joint adjusting inclined rod (234), an elastic inner rod (235) and an upper assembling ring (236), the double-joint outer rods (232) are installed at two ends of the lower assembling ring (231), the power mechanism (233) is installed at the lower end of each double-joint outer rod (232), the upper joint adjusting inclined rods (234) are installed at the upper ends of the double-joint outer rods (232), the upper joint adjusting inclined rods (234) are movably connected through the elastic inner rod (235), and the upper assembling ring (236) is installed at the other end of each upper joint adjusting inclined rod (234);
the lower assembling ring (231) is arranged on the outer ring of the series connection block (227), and the upper assembling ring (236) is arranged on the outer ring of the upper mounting column (221);
adjust and divide strip (24) including lower beam (241), link up dull and stereotyped (242), soft strip of installation (243) and link up spring (244), link up dull and stereotyped (242) are installed to the lower extreme of lower beam (241), the soft strip of installation (243) are installed to the lower extreme both sides of linking up dull and stereotyped (242), install between the soft strip of installation (243) and link up spring (244).
2. The high-speed fluid mixing accuracy control device according to claim 1, characterized in that: the power mechanism (233) comprises a blocking box (2331), a driving shaft (2332), a mounting ring (2333) and fan blades (2334), the driving shaft (2332) is mounted in an inner cavity of the blocking box (2331), the mounting ring (2333) is mounted on the outer ring of the driving shaft (2332), and the fan blades (2334) are arranged in an annular array on the outer ring of the mounting ring (2333).
3. The high-speed fluid mixing accuracy control device according to claim 1, characterized in that: the mounting soft strip (243) is a component made of synthetic fiber materials.
4. The control method of the high-speed fluid mixing accuracy control device according to claim 2, characterized in that: the method comprises the following steps:
s1: placing the integral device at the bottom end in the kettle, inverting the fluid to enter the uppermost end of the fluid immersion adjusting mechanism (2) in the kettle, and immersing the integral device in an inner cavity of the fluid;
s2: the installation positions of the power mechanisms (233) on the two sides are arranged oppositely, the driving shaft (2332) is driven to rotate at a constant speed by the driving motor, so that the fan blades (2334) are driven to rotate in the same direction, the fan blades (2334) rotate spirally in fluid and are pushed towards the inner end of the blocking box (2331), the thrust generated by the fan blades (2334) is collided with the inner cavity wall of the blocking box (2331) to generate backward thrust, and the power mechanisms (233) on the two sides are arranged oppositely, so that the rotation speed of the whole device is increased when the double power mechanisms (233) operate simultaneously;
s3: when the double-power mechanism (233) pushes the fluid, the fluid forms a vortex, the pushing speed of the power mechanism (233) is in direct proportion to the formed vortex speed, and when the vortex speed reaches a set threshold value, the upper end of the adjusting mechanism (2) is positioned above the water surface of the vortex;
s4: when the vortex water surface is positioned at a limit ring block (222) at the bottom end of an upper mounting column (221), a pressing rebound block (226) is triggered to push an adjusting sub-strip (24) downwards, so that the adjusting sub-strip (24) is contacted with the inner cavity of a lower sub-barrel (228) downwards, and because of the inclined arrangement of the mounting soft strip (243), when the mounting soft strip (243) is pressed by a lower rod (241), the mounting soft strip (243) is pressed downwards, at the moment, a connecting spring (244) is elastically expanded, the mounting soft strip (243) extends towards two ends, the resistance of the whole device in fluid is increased, and the rotating speed of the whole device is reduced;
s5: when the rotating speed reaches below the threshold value, the upper end face of the fluid is restored to the inner cavity of the integral device, the adjusting sub-strip (24) is stopped being pressed by the pressing resilient block (226), the engaging spring (244) recovers elastic potential energy, and the mounting soft strip (243) is recovered to the inner cavity of the double-groove (229).
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| CN111672351A (en) * | 2020-06-25 | 2020-09-18 | 江苏锡拖农机有限公司 | Disinfectant proportioning device |
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