CN111921404B - Corrosion inhibitor compound agitator tank - Google Patents

Corrosion inhibitor compound agitator tank Download PDF

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Publication number
CN111921404B
CN111921404B CN202011106270.2A CN202011106270A CN111921404B CN 111921404 B CN111921404 B CN 111921404B CN 202011106270 A CN202011106270 A CN 202011106270A CN 111921404 B CN111921404 B CN 111921404B
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CN
China
Prior art keywords
piston
corrosion inhibitor
pipe
air bag
hole
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CN202011106270.2A
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Chinese (zh)
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CN111921404A (en
Inventor
张国衡
宋锴
黄伟
唐顺富
刘本国
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Shandong Shenchi Petrochemical Co ltd
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Shandong Shenchi Petrochemical Co ltd
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Priority to CN202011106270.2A priority Critical patent/CN111921404B/en
Publication of CN111921404A publication Critical patent/CN111921404A/en
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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
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/81—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow
    • B01F27/811—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the stirrers having central axial inflow and substantially radial outflow with the inflow from one side only, e.g. stirrers placed on the bottom of the receptacle, or used as a bottom discharge pump
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • B01F27/87—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis the receptacle being divided into superimposed compartments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/70—Mixers specially adapted for working at sub- or super-atmospheric pressure, e.g. combined with de-foaming
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/80—Mixing plants; Combinations of mixers
    • B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
    • B01F33/812—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles in two or more alternative mixing receptacles, e.g. mixing in one receptacle and dispensing from another receptacle
    • 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
    • B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
    • 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
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/71745—Feed mechanisms characterised by the means for feeding the components to the mixer using pneumatic pressure, overpressure, gas or air pressure in a closed receptacle or circuit system
    • 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
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/718—Feed mechanisms characterised by the means for feeding the components to the mixer using vacuum, under pressure in a closed receptacle or circuit system
    • 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
    • B01F35/75—Discharge mechanisms
    • B01F35/754—Discharge mechanisms characterised by the means for discharging the components from the mixer
    • B01F35/7543—Discharge mechanisms characterised by the means for discharging the components from the mixer using pneumatic pressure, overpressure or gas pressure in a closed receptacle or circuit system
    • 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
    • B01F35/83—Forming a predetermined ratio of the substances to be mixed by controlling the ratio of two or more flows, e.g. using flow sensing or flow controlling devices

Abstract

The utility model provides a compound agitator tank of corrosion inhibitor, including confined barrel, rotate through sealed bearing and connect the outer upper portion of pivot in the reservation hole in the middle of the sleeve top side, pivot top surface central point puts and has seted up the blind hole, blind hole opening part pipe connection has the liquid distribution pipe, be equipped with on the barrel and be used for driving pivot pivoted power structure, the inside sliding fit of barrel is equipped with the piston, the through-hole has been seted up to piston central point, the pivot passes the through-hole and with its airtight sliding fit, barrel inner chamber top and bottom are equipped with the annular slab respectively, the annular slab inner peripheral surface is respectively through several horizontal poles and pivot. According to the invention, the piston capable of sliding up and down is utilized to divide the interior of the cylinder into an upper closed chamber and a lower closed chamber, and the feeding and discharging pipe is independently arranged for each chamber, so that the alternate and cyclic use of the two chambers is realized, the production gap in the use process of the stirring tank is greatly shortened, and the production efficiency of the corrosion inhibitor is improved.

Description

Corrosion inhibitor compound agitator tank
Technical Field
The invention belongs to the field of corrosion inhibitor production and manufacturing, and particularly relates to a corrosion inhibitor compound stirring tank.
Background
The corrosion inhibitors of part models need to be prevented from contacting with air as much as possible in the compounding and stirring process so as to reduce the possibility of oxidation reaction or large amount of bubbles, and most users adopt a mode of vacuumizing a stirring tank in advance, so that the operation is complicated; the stirring operation of the next corrosion inhibitor can be carried out only by completely discharging all the corrosion inhibitors in the existing stirring tank after the stirring is completed, and the stirred corrosion inhibitors need to be slowly consumed by the next-order subpackaging equipment in the actual production, so that the idle time of the stirring tank is increased, the next-order subpackaging equipment needs to wait for the stirring tank to re-feed, mix and stir after one corrosion inhibitor is consumed, the production gap is increased, and the production efficiency is not favorably improved.
Disclosure of Invention
The invention provides a corrosion inhibitor compound stirring tank, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
a corrosion inhibitor compound stirring tank comprises a closed cylinder body, a reserved hole in the middle of the top side of the cylinder body is rotatably connected with the outer upper part of a rotating shaft through a sealed bearing, a blind hole is formed in the center of the top surface of the rotating shaft, a liquid distribution pipe is connected with a pipeline at the opening of the blind hole, a power structure for driving the rotating shaft to rotate is arranged on the cylinder body, a piston is arranged in the cylinder body in a sliding fit manner, a through hole is formed in the center of the piston, the rotating shaft penetrates through the through hole and is in airtight sliding fit with the through hole, annular plates are respectively arranged at the top and the bottom of an inner cavity of the cylinder body, the inner peripheral surface of each annular plate is fixedly connected with the periphery of the rotating shaft through a plurality of cross rods, a plurality of vertical plates are jointly and fixedly installed between the annular plates, a plurality of vertical plate holes are, the rotating shaft vertically penetrates through all the circular plates, the circular plates positioned on the top surface and the bottom surface of the piston are fixedly connected with the corresponding end surfaces of the piston simultaneously, a telescopic air bag is fixedly connected between the two circular plates of the upper side cavity together, a telescopic air bag is also fixedly connected between the two circular plates of the lower side cavity together, two liquid discharge pipes are arranged in the piston, the upper end of one liquid discharge pipe penetrates through the circular plate on the top surface of the piston and is communicated with the inner cavity of the telescopic air bag on the upper side, the lower end of the liquid discharge pipe communicated with the inner cavity of the telescopic air bag on the upper side is communicated with the bottom surface of the piston, the lower end of the other liquid discharge pipe penetrates through the circular plate on the bottom surface of the piston and is communicated with the inner cavity of the telescopic air bag on the lower side, the upper end of the liquid discharge pipe communicated, the other end of the liquid inlet pipe is respectively communicated with the inner cavities of the corresponding telescopic airbags, a first feeding pipe is fixedly installed on one side of the top surface of the barrel, a first discharging pipe is fixedly installed on the other side of the top surface of the barrel, a second feeding pipe is fixedly installed on one side of the bottom surface of the barrel, and a second discharging pipe is fixedly installed on the other side of the bottom surface of the barrel.
According to the corrosion inhibitor compound agitator tank, the power structure comprises the first gear, the first gear is fixedly installed on the periphery of one end, extending out of the top surface of the barrel, of the rotating shaft, the motor is fixedly installed on the top surface of the barrel, the second gear is fixedly installed on the output shaft of the motor, and the second gear is meshed with the first gear.
According to the corrosion inhibitor compound stirring tank, the rotary joint is fixedly installed at the top end of the rotating shaft, the pipe orifice at one end of the rotary joint is communicated with the blind hole, and the pipe orifice at the other end of the rotary joint is communicated with the liquid distribution pipe.
According to the corrosion inhibitor compound stirring tank, the telescopic airbag is a telescopic pipe made of rubber, the maximum diameter position and the minimum diameter position of the inner cavity of the telescopic airbag are respectively and fixedly provided with the supporting steel wire rings, the telescopic airbag and the rotating shaft share a center line, and two ends of the telescopic airbag are respectively and fixedly connected with the outer edges of the corresponding circular plates.
According to the corrosion inhibitor compound stirring tank, the fit clearance between the through hole and the periphery of the rotating shaft, the fit clearance between the vertical plate hole and the vertical plate are smaller than 3 threads, and the periphery of the piston is sleeved with the sealing ring.
According to the corrosion inhibitor compound stirring tank, the first check valves are respectively and fixedly installed on the liquid discharge pipe, and the second check valves are respectively and fixedly installed on the liquid inlet pipe.
The invention has the advantages that: when in use, a user connects the liquid distribution pipe with a liquid distribution container pipeline to be added with corrosion inhibitor, the corrosion inhibitor is injected into the lower cavity through the second feeding pipe, the piston is jacked upwards after the corrosion inhibitor enters the lower cavity, the lower telescopic air bag is lengthened, the liquid distribution is poured into the lengthened telescopic air bag through the blind hole and the liquid inlet pipe, the upper telescopic air bag is compressed, the liquid distribution in the upper telescopic air bag is squeezed into the lower cavity through the liquid outlet pipe to be mixed with the corrosion inhibitor, and the compressed volume of the upper telescopic air bag is in direct proportion to the rising height of the liquid level of the corrosion inhibitor in the lower cavity, so that the liquid distribution can be ensured to be added into the corrosion inhibitor according to a fixed proportion all the time only by reasonably designing the size of the telescopic air bag when the device is manufactured (for example, ten parts of the liquid distribution needs to be injected, the cross-sectional area of the telescopic air bag is about one eleventh of the cross-sectional area, when the corrosion inhibitor mixing device is used for the first time, a user needs to completely fill the lower side cavity, so that the piston rises to the top of the inner cavity of the barrel body, most of air in the upper side cavity is conveniently discharged (when the corrosion inhibitor mixing device is used, the user can vacuumize the lower side cavity from the first discharge pipe through the vacuum pump to further discharge air), then the user starts the power structure to drive the rotating shaft, the piston and the vertical plate to rotate together to mix the corrosion inhibitor in the barrel body, after the mixing time meets the requirement, the user can send the mixed corrosion inhibitor to the next device through the second discharge pipe, when the corrosion inhibitor in the lower side cavity is discharged, the height of the piston begins to descend, at the moment, the user opens the first feed pipe to inject the corrosion inhibitor to be mixed into the upper side cavity, at the same time, the compressed telescopic air bag on the upper side can be elongated to suck the mixing liquid again, and, injecting a preparation liquid into the upper side cavity, wherein a user can keep the continuous operation of the power structure in the whole process so as to stir the corrosion inhibitor newly added into the barrel along with addition, after the corrosion inhibitor in the lower side cavity is completely sent out through the second discharging pipe, the corrosion inhibitor in the upper side cavity is already filled with the preparation liquid and stirred for a period of time, the user only needs to continue stirring for a short time to open the first discharging pipe so as to provide a second batch of stirred corrosion inhibitor for the next sequence, because the first discharging pipe is positioned on the top surface of the barrel, the user needs to open the second discharging pipe while opening the first discharging pipe so as to inject the next batch of corrosion inhibitor to be stirred into the lower side cavity, the corrosion inhibitor in the upper side cavity is pushed out of the first discharging pipe by using water pressure, and the steps are repeated, so; according to the invention, the interior of the cylinder is divided into an upper closed chamber and a lower closed chamber by using the piston capable of sliding up and down, and the feeding and discharging pipe is independently configured for each chamber, so that the alternate cyclic use of the two chambers is realized, the production gap in the use process of the stirring tank is greatly shortened, the production efficiency of the corrosion inhibitor is improved, meanwhile, the corrosion inhibitor in the cylinder is not contacted with the outside air, the oxidation reaction or the doping of bubbles is avoided, the proportional automatic filling function of the prepared liquid is realized by using the telescopic air bag linked with the piston, a user does not need to separately weigh and fill the prepared liquid for each batch of corrosion inhibitor, the labor amount of the user is reduced, the automation degree of the device is improved, the liquid preparation function of the device does not need to use complex electric control parts, the manufacturing and using cost is reduced, and the device is suitable for.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of section I of FIG. 1; FIG. 3 is an enlarged view of a portion II of FIG. 1; fig. 4 is an enlarged view of the view a of fig. 1.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A corrosion inhibitor compound stirring tank comprises a closed barrel body 1, a reserved hole in the middle of the top side of the barrel body 1 is rotatably connected with the outer upper part of a rotating shaft 2 through a sealed bearing, the rotating shaft 2 and the barrel body 1 share a center line, a blind hole 21 is formed in the center of the top surface of the rotating shaft 2, a pipeline at the opening of the blind hole 21 is connected with a liquid distribution pipe 22, a power structure for driving the rotating shaft 2 to rotate is arranged on the barrel body 1, a piston 3 is arranged in the barrel body 1 in a sliding fit mode, a through hole 31 is formed in the center of the piston 3, the rotating shaft 2 penetrates through the through hole 31 and is in airtight sliding fit with the through hole, annular plates 4 are respectively arranged at the top and the bottom of an inner cavity of the barrel body 1, the annular plates 4 share a center line with the rotating shaft 2, the inner peripheral surface of each annular plate, the vertical plate 42 respectively penetrates through the corresponding vertical plate hole 34 and is in airtight sliding fit with the vertical plate hole, the piston 3 divides the inner cavity of the cylinder 1 into an upper chamber and a lower chamber, the top and the bottom of the upper chamber and the lower chamber are respectively provided with a circular plate 5, the rotating shaft 2 vertically penetrates through all the circular plates 5, the circular plates 5 at the top and the bottom are fixedly connected with the periphery of the rotating shaft 2, the circular plates 5 at the top surface and the bottom surface of the piston 3 are respectively in sliding fit with the rotating shaft 2, the circular plates 5 are also in the same center line with the rotating shaft 2, the circular plates 5 at the top surface and the bottom surface of the piston 3 are fixedly connected with the corresponding end surfaces of the piston 3, the telescopic air bag 51 is fixedly connected between the two circular plates 5 at the upper chamber together, the telescopic air bag 51 is also fixedly connected between the two circular plates 5 at the lower chamber together, two liquid discharge pipes 32 are arranged in the, the lower end of a liquid discharge pipe 32 communicated with the inner cavity of the upper telescopic air bag 51 is communicated with the bottom surface of the piston 3, the communication point of the liquid discharge pipe 32 and the bottom surface of the piston 3 is positioned outside the lower telescopic air bag 51, the lower end of the other liquid discharge pipe 32 penetrates through the circular plate 5 on the bottom surface of the piston 3 and is communicated with the inner cavity of the lower telescopic air bag 51, the upper end of the liquid discharge pipe 32 communicated with the inner cavity of the lower telescopic air bag 51 is communicated with the top surface of the piston 3, the communication point of the liquid discharge pipe 32 and the top surface of the piston 3 is also positioned outside the upper telescopic air bag 51, liquid inlet pipes 52 are respectively arranged inside the circular plates 5 at the topmost part and bottommost part, one end of the liquid inlet pipe 52 is respectively communicated with the inner cavity of the blind hole 21 through the side wall of the rotating shaft 2, the other end of the liquid inlet pipe 52 is respectively communicated, a second feeding pipe 71 is fixedly arranged on one side of the bottom surface of the barrel body 1, and a second discharging pipe 72 is fixedly arranged on the other side of the bottom surface of the barrel body 1. When the corrosion inhibitor dispensing device is used, a user connects the liquid dispensing pipe 22 with a liquid dispensing container pipeline to be added into a corrosion inhibitor, the corrosion inhibitor is injected into the lower cavity through the second feeding pipe 71, the piston 3 is jacked upwards after the corrosion inhibitor enters the lower cavity, the lower telescopic airbag 51 is stretched at the moment, the dispensing liquid is filled into the stretched telescopic airbag 51 through the blind hole 21 and the liquid inlet pipe 52, the upper telescopic airbag 51 is compressed, the dispensing liquid in the upper telescopic airbag 51 is squeezed into the lower cavity through the liquid outlet pipe 32 to be mixed with the corrosion inhibitor, the compressed volume of the upper telescopic airbag 51 is in direct proportion to the rising height of the liquid level of the corrosion inhibitor in the lower cavity, so that the corrosion inhibitor can be added into the corrosion inhibitor according to a fixed proportion (for example, ten parts of the corrosion inhibitor need to be added with a dispensing liquid, the cross-sectional area of the telescopic airbag 51 is about eleven times of that of the inner cavity of the cylinder 1), when the corrosion inhibitor stirring device is used for the first time, a user needs to completely fill the lower cavity, so that the piston 3 rises to the top of the inner cavity of the cylinder 1, most of air in the upper cavity is discharged (when the corrosion inhibitor stirring device is used in practice, the user can pump vacuum from the first discharge pipe 62 through a vacuum pump to further discharge air), then the user starts a power structure to drive the rotating shaft 2, the piston 3 and the vertical plate 42 to rotate together, so as to stir the corrosion inhibitor in the cylinder 1, after the stirring time meets the requirement, the user can send the stirred corrosion inhibitor to a next device through the second discharge pipe 72, when the corrosion inhibitor in the lower cavity is discharged, the height of the piston 3 begins to fall, and at this time, the user opens the first feed pipe 61 to inject the corrosion inhibitor to, meanwhile, the compressed telescopic air bag 51 on the upper side is elongated to suck the prepared liquid again, the telescopic air bag 51 on the lower side filled with the prepared liquid is compressed, the prepared liquid is injected into the chamber on the upper side, a user can keep the continuous operation of the power structure in the whole process so as to be convenient for stirring the corrosion inhibitor newly added into the barrel 1 along with the addition of the corrosion inhibitor, after the corrosion inhibitor in the chamber on the lower side is completely sent out through the second discharge pipe 72, the prepared liquid is already injected into the corrosion inhibitor in the chamber on the upper side and the stirring is carried out for a period of time, the user can open the first discharge pipe 62 for providing a second batch of the stirred corrosion inhibitor for the next sequence only by continuing to stir for a short time, because the first discharge pipe 62 is positioned on the top surface of the barrel 1, the user needs to open the second feed pipe 71 to inject the next batch of corrosion inhibitor to be stirred into the chamber on the lower side while opening the first discharge pipe, the invention can be continuously used by repeating the steps; according to the invention, the interior of the cylinder body 1 is divided into an upper closed chamber and a lower closed chamber by using the piston 3 capable of sliding up and down, and the feeding and discharging pipe is independently configured for each chamber, so that the alternate recycling of the two chambers is realized, the production gap in the use process of the stirring tank is greatly shortened, the production efficiency of the corrosion inhibitor is improved, meanwhile, the corrosion inhibitor in the cylinder body 1 cannot be contacted with the outside air, the oxidation reaction or the doping of bubbles is avoided, the proportional automatic filling function of the prepared liquid is realized by using the telescopic air bag 51 linked with the piston 3, the user does not need to separately weigh and fill the prepared liquid for each batch of corrosion inhibitors, the labor capacity of the user is reduced, the automation degree of the device is improved, the complicated electrical control part is not needed for the liquid preparation function of the device, the manufacturing and using cost is reduced, and the device is suitable for.
Specifically, as shown in fig. 1, the power structure described in this embodiment includes a first gear 23, the first gear 23 is fixedly installed on the periphery of one end of the rotating shaft 2 extending out of the top surface of the cylinder 1, the first gear 23 is located above the cylinder 1, the motor 8 is fixedly installed on the top surface of the cylinder 1, a second gear 81 is fixedly installed on the output shaft of the motor 8, and the second gear 81 is engaged with the first gear 23. When the user starts the motor 8, the motor 8 drives the first gear 23 to rotate through the second gear 81, thereby driving the rotating shaft 2 to rotate.
Specifically, as shown in fig. 1, a rotating joint 24 is fixedly installed at the top end of the rotating shaft 2 in this embodiment, a pipe orifice at one end of the rotating joint 24 is communicated with the blind hole 21, and a pipe orifice at the other end of the rotating joint 24 is communicated with the liquid distribution pipe 22. By adopting the structure, the liquid distribution pipe 22 can be kept communicated with the blind hole 21 on the premise of ensuring the normal rotation of the rotating shaft 2.
Further, as shown in fig. 1, the telescopic airbag 51 of the present embodiment is a telescopic tube made of rubber, the maximum diameter position and the minimum diameter position of the inner cavity of the telescopic airbag 51 are respectively and fixedly installed with a support bead ring, the support bead ring is not shown in the figure, the telescopic airbag 51 and the rotating shaft 2 share a center line, the rotating shaft 2 passes through the inside of the telescopic airbag 51, and two ends of the telescopic airbag 51 are respectively and fixedly connected with the outer edge of the corresponding circular plate 5. The telescopic air bag 51 and the corresponding circular plates 5 at the upper and lower ends form a sealed chamber, when the piston 3 moves up and down, the telescopic air bags 51 at the upper and lower sides are respectively stretched or compressed, so that the size of the inner cavity space is changed, and the supporting steel wire ring can prevent the telescopic air bags 51 from being extruded and deformed by external water pressure when the telescopic air bags 51 are stretched.
Furthermore, as shown in fig. 1, in the present embodiment, the fit clearance between the through hole 31 and the outer periphery of the rotating shaft 2, the fit clearance between the vertical plate hole 34 and the vertical plate 42 are all smaller than 3 threads, and the outer periphery of the piston 3 is sleeved with a sealing ring. The fluid in the upper and lower chambers can be prevented from passing through the gap of the piston 3 and the fluid in the upper and lower telescopic air bags 51 can be prevented from passing through the through hole 31 as much as possible by adopting a small fit tolerance.
Furthermore, as shown in fig. 1, in this embodiment, the first check valves 91 are respectively and fixedly installed on the liquid discharge pipe 32, the first check valves 91 are installed at positions of the liquid discharge pipe 32 and the communicating pipe openings of the inner cavities of the cylinder 1, the second check valves 92 are respectively and fixedly installed on the liquid inlet pipe 52, and the second check valves 92 are respectively installed at positions of the communicating pipe openings of the corresponding liquid inlet pipe 52 and the inner cavities of the telescopic airbags 51. The first one-way valve 91 can prevent the liquid in the inner cavity of the cylinder 1 from pouring into the liquid discharge pipe 32; when one of the telescopic airbags 51 is compressed and the other telescopic airbag 51 is elongated, the second one-way valve 92 can prevent the liquid from pouring into the elongated telescopic airbag 51 from the compressed telescopic airbag 51 through the liquid inlet pipe 52 and the blind hole 21.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (4)

1. The utility model provides a compound agitator tank of inhibitor, includes confined barrel (1), its characterized in that: the rotary shaft is characterized in that a reserved hole in the middle of the top side of the barrel body (1) is rotatably connected with the outer upper part of the rotary shaft (2) through a sealing bearing, a blind hole (21) is formed in the center position of the top surface of the rotary shaft (2), a liquid distribution pipe (22) is connected with an opening of the blind hole (21) through a pipeline, a power structure for driving the rotary shaft (2) to rotate is arranged on the barrel body (1), a piston (3) is arranged in the barrel body (1) in a sliding fit mode, a through hole (31) is formed in the center position of the piston (3), the rotary shaft (2) penetrates through the through hole (31) and is in airtight sliding fit with the through hole, annular plates (4) are respectively arranged at the top and the bottom of an inner cavity of the barrel body (1), the inner peripheral surface of each annular plate (4) is fixedly connected with the periphery of, the vertical plate (42) respectively penetrates through the corresponding vertical plate holes (34) and is in airtight sliding fit with the vertical plate holes, the piston (3) divides the inner cavity of the cylinder body (1) into an upper cavity and a lower cavity, the tops and the bottoms of the upper cavity and the lower cavity are respectively provided with a circular plate (5), the rotating shaft (2) vertically penetrates through all the circular plates (5), the circular plates (5) positioned on the top surface and the bottom surface of the piston (3) are fixedly connected with the corresponding end surfaces of the piston (3) at the same time, a telescopic air bag (51) is fixedly connected between the two circular plates (5) of the upper cavity together, a telescopic air bag (51) is also fixedly connected between the two circular plates (5) of the lower cavity together, two liquid discharge pipes (32) are arranged inside the piston (3), the upper end of one liquid discharge pipe (32) penetrates through the circular plate (5) on the top surface of the piston (3) and is communicated with the inner cavity of the upper telescopic air bag (51), the lower, the lower end of the other liquid discharge pipe (32) penetrates through the circular plate (5) on the bottom surface of the piston (3) and is communicated with the inner cavity of the lower side telescopic air bag (51), the upper end of the liquid discharge pipe (32) communicated with the inner cavity of the lower side telescopic air bag (51) is communicated with the top surface of the piston (3), liquid inlet pipes (52) are respectively arranged inside the circular plate (5) at the topmost part and the bottommost part, one ends of the liquid inlet pipes (52) respectively penetrate through the side wall of the rotating shaft (2) and are communicated with the inner cavity of the blind hole (21), the other ends of the liquid inlet pipes (52) are respectively communicated with the inner cavities of the corresponding telescopic air bags (51), a first material inlet pipe (61) is fixedly arranged on one side of the top surface of the cylinder body (1), a first material outlet pipe (62) is fixedly arranged on the other side of the top surface of the cylinder body (1, the fit clearance of through-hole (31) and pivot (2) periphery, riser hole (34) and riser (42) all are less than 3 silk, and piston (3) periphery then the cover is equipped with the sealing washer, respectively fixed mounting have first check valve (91) on fluid-discharge tube (32), then respectively fixed mounting have second check valve (92) on fluid inlet pipe (52).
2. The corrosion inhibitor compound stirring tank of claim 1, which is characterized in that: the power structure include first gear (23), pivot (2) stretch out barrel (1) top surface one end periphery fixed mounting have first gear (23), barrel (1) top surface fixed mounting has motor (8), fixed mounting has second gear (81) on motor (8) output shaft, second gear (81) and first gear (23) mesh mutually.
3. The corrosion inhibitor compound stirring tank of claim 1, which is characterized in that: the rotating shaft (2) is fixedly provided with a rotating joint (24) at the top end, a pipe orifice at one end of the rotating joint (24) is communicated with the blind hole (21), and a pipe orifice at the other end of the rotating joint (24) is communicated with the liquid distribution pipe (22).
4. The corrosion inhibitor compound stirring tank of claim 1, which is characterized in that: the telescopic air bag (51) is a telescopic pipe made of rubber, the maximum diameter position and the minimum diameter position of an inner cavity of the telescopic air bag (51) are respectively and fixedly provided with a supporting steel wire ring, the telescopic air bag (51) and the rotating shaft (2) share a center line, and two ends of the telescopic air bag (51) are respectively and fixedly connected with the outer edge of the corresponding circular plate (5).
CN202011106270.2A 2020-10-16 2020-10-16 Corrosion inhibitor compound agitator tank Active CN111921404B (en)

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