CN111921458B - Accurate charge device of petrochemical - Google Patents
Accurate charge device of petrochemical Download PDFInfo
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- CN111921458B CN111921458B CN202010708079.9A CN202010708079A CN111921458B CN 111921458 B CN111921458 B CN 111921458B CN 202010708079 A CN202010708079 A CN 202010708079A CN 111921458 B CN111921458 B CN 111921458B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/0015—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor
- B01J8/0045—Feeding of the particles in the reactor; Evacuation of the particles out of the reactor by means of a rotary device in the flow channel
Abstract
The invention discloses a petrochemical precise dosing device which comprises a reaction container, wherein the reaction container is connected with an oil inlet pipe, the oil inlet pipe is connected with an oil pump, the petrochemical precise dosing device also comprises a catalyst barrel positioned between the oil pump and the reaction container, the lower end of the catalyst barrel is communicated with a feed inlet of a shell, a discharge outlet at the lower end of the shell is communicated with the oil inlet pipe, a rotating roller driven by a motor is rotatably connected in the shell, the side surface of the rotating roller is provided with a plurality of movable plate mounting grooves, a plurality of movable plates capable of contacting with the inner side of the shell are hinged in the movable plate mounting grooves, a spring is connected between each movable plate and the rotating roller, and a scraper capable of contacting with the side surface of the rotating roller is arranged on the inner side of the shell. Due to the adoption of the technical scheme, the catalyst is directly brought into the oil inlet pipe along with the rotation of the rotary roller, the utilization rate of the catalyst is high, the required catalyst amount is calculated according to the flow of the raw oil in the oil inlet pipe, the rotating speed of the motor is further determined, and the accurate dosing is realized.
Description
Technical Field
The invention relates to the technical field of petrochemical industry, in particular to a precise chemical feeding device for petrochemical industry.
Background
The existing petrochemical production, especially the petroleum cracking production, is usually used for accommodating the reaction vessel of raw oil, the lower end of the reaction vessel is connected with an oil inlet pipe, the oil inlet pipe is connected with the output end of an oil pump, and the input end of the oil pump is connected with an oil supply device. When the device is used, the oil pump is started, the oil pump conveys the raw oil in the oil supply device to the reaction container, then the raw oil in the reaction container is heated to 700 ℃ to 1000 ℃, and the powdery catalyst is added to crack the hydrocarbon with larger relative molecular mass and higher boiling point into the hydrocarbon with smaller relative molecular mass and lower boiling point, and in the production process, the catalyst is continuously consumed, so that new catalyst needs to be continuously added.
In the prior art, the catalyst is added from the side of the reaction vessel, and the technical scheme has the following defects: the reaction vessel is internally in a high-temperature low-pressure environment and has rising airflow, and the powdery catalyst is discharged along with the rising airflow after being added, so that the utilization rate of the catalyst is reduced, the using amount of the catalyst is accurately calculated, and the quality of petroleum cracking products is reduced.
Disclosure of Invention
The invention aims to overcome the defects of the traditional technology and provides the precise chemical dosing device for petrochemical industry, which is convenient and accurate in dosing.
The aim of the invention is achieved by the following technical measures: the utility model provides an accurate charge device of petrochemical, includes reaction vessel, reaction vessel is connected with into oil pipe, it is connected with the oil pump on the oil pipe to advance, still including being located the catalyst bucket between oil pump and the reaction vessel, catalyst bucket lower extreme intercommunication has the feed inlet of shell, the discharge gate of shell lower extreme with advance oil pipe intercommunication, the shell internal rotation is connected with the commentaries on classics roller by motor drive, a plurality of fly leaf mounting grooves have been seted up to commentaries on classics roller side, it has a plurality of fly leaves that can contact with the shell inboard to articulate in the fly leaf mounting groove, be connected with the spring between fly leaf and the commentaries on classics roller, the shell inboard is installed can with the scraper blade of commentaries on classics roller side contact. Due to the adoption of the technical scheme, during use, the catalyst in the catalyst barrel falls into the gap between the two movable plates, and is brought into the oil inlet pipe along with the rotation of the rotary roller, the scraper scrapes the raw oil on the rotary roller, so that the raw oil is prevented from being brought into the catalyst barrel, when the movable plates move to the scraper, the movable plates are squeezed into the movable plate mounting grooves under the action of the scraper, at the moment, the springs are compressed, when the movable plates leave the scraper, and under the action of the springs, the movable plates leave the movable plate mounting grooves.
The roller is hinged to a first connecting rod, a first limiting block is connected to the first connecting rod, a first end rod is connected to the first limiting block, a second connecting rod is hinged to the inner side of the movable plate, a second limiting block is connected to the second connecting rod, a second end rod is connected to the second limiting block, one end of the spring is sleeved on the first end rod and abuts against the first limiting block, and the other end of the spring is sleeved on the second end rod and abuts against the second limiting block. When the movable plate moves to the scraper, the movable plate is squeezed into the movable plate mounting groove under the action of the scraper, at the moment, the spring is compressed, when the first end rod is in contact with the second end rod, the movable plate stops moving, and at the moment, the outer side face of the movable plate is flush with the outer side face of the rotary roller.
The sleeve is sleeved between the first connecting rod and the second connecting rod, the first limiting block is in sliding fit with the inner side of the sleeve and can abut against one end of the sleeve, and the second limiting block is in sliding fit with the inner side of the sleeve and can abut against the other end of the sleeve. When the movable plate leaves the scraper, the movable plate leaves the movable plate mounting groove under the action of the spring, and when the first limiting block abuts against one end of the sleeve and the second limiting block abuts against the other end of the sleeve, the movable plate stops moving, and at the moment, the movable plate is at an initial position.
The rotating roller is connected with a rotating roller rotating shaft, a rotating roller rotating shaft through hole for allowing the rotating roller rotating shaft to penetrate is formed in the shell, and the first connecting rod is located on the rotating roller rotating shaft. The distance between the rotating shaft of the rotating roller and the movable plate is far, so that more components are convenient to mount.
The movable plate is connected with a movable plate rotating shaft, a movable plate rotating shaft through hole allowing the movable plate rotating shaft to penetrate is formed in the rotating roller, a notch is formed in one end, penetrating through the movable plate rotating shaft through hole, of the movable plate rotating shaft, a ring groove used for avoiding the movable plate rotating shaft is formed in the inner side of the shell, and a protruding portion matched with the notch is formed in the upper portion of the ring groove. When the scraper blade is used, when the movable plate moves to the scraper blade, the movable plate is squeezed into the movable plate mounting groove, at the moment, the movable plate rotating shaft rotates along with the movable plate, when the movable plate moves to the upper part, the movable plate rotating shaft also moves to the upper part of the annular groove, at the moment, the protruding part is matched with the notch, the movable plate rotating shaft is prevented from rotating, the movable plate cannot be squeezed into the movable plate mounting groove due to caked catalysts and the like, and the movable plate is guaranteed to be normally brought under the catalyst belt.
The radian of the convex part is 180 degrees. The movable plate can not rotate when being arranged at the upper part, so that the catalyst can be normally carried under the belt.
The roller is characterized in that two end faces on the inner side of the shell are respectively provided with a rotating groove, one end of the rotating roller is positioned in one rotating groove, the other end of the rotating roller is positioned in the other rotating groove, the width of the movable plate is smaller than that of the rotating roller, one side of the movable plate is in contact with one end face on the inner side of the shell, and the other side of the movable plate is in contact with the other end face on the inner side of the shell. When the movable plate type oil leakage prevention device is used, the end part of the rotary roller is in contact with the rotary groove, the side part of the movable plate is in contact with the end face of the inner side of the shell, the airtightness between the parts is guaranteed, and oil leakage is avoided.
The rotary roller is connected with a plurality of tectorial membranes formed by TPEE, one end of each tectorial membrane is parallel and level with the end part of the movable plate, the other end of the tectorial membrane is parallel and level with the edge of the adjacent movable plate mounting groove, one side edge of the tectorial membrane contacts with one end surface of the inner side of the shell, and the other side edge of the tectorial membrane contacts with the other end surface of the inner side of the shell. When the rotary roller is used, the movable plate is hinged to the rotary roller, the diameter of one side edge of the movable plate mounting groove close to the movable plate rotating shaft is smaller, a sharp corner is easily formed on the outer side of the movable plate mounting groove, a gap is easily formed by fracture, and the film covers the movable plate and the rotary roller to cover the gap, so that the sealing performance is improved, impurities are prevented from entering, and the movable plate motion is prevented from being influenced.
The outer side surface of the movable plate is arc-shaped, and the diameter of the outer side surface of the movable plate is the same as that of the rotary roller; one side of the movable plate, which is close to the movable plate rotating shaft, is an arc surface, the axis of one side of the movable plate, which is close to the movable plate rotating shaft, is superposed with the axis of the movable plate rotating shaft, one side of the movable plate, which is far away from the movable plate rotating shaft, is an arc surface, and the axis of one side of the movable plate, which is far away from the movable plate rotating shaft, is superposed with the axis of the movable plate rotating shaft; the shape of the edge of the movable plate mounting groove is matched with that of the movable plate. When the movable plate rotates around the movable plate rotating shaft, one side of the movable plate close to the movable plate rotating shaft and one side of the movable plate far away from the movable plate rotating shaft can be matched with the edge of the movable plate mounting groove, and oil leakage is avoided.
The upper end of the catalyst barrel is connected with a flange plate, a barrel cover is detachably connected to the flange plate, and a sealing gasket is arranged between the flange plate and the barrel cover; at least one side of the lower end of the catalyst barrel is obliquely arranged, and the catalyst barrel is made of organic glass. When the catalyst bucket is used, the catalyst is placed in the catalyst bucket, so that external dust and the like are prevented from falling into the catalyst to pollute the catalyst, and the catalytic efficiency of the catalyst is improved.
In conclusion, due to the adoption of the technical scheme, when the catalyst barrel is used, the catalyst in the catalyst barrel falls into the gap between the two movable plates and is directly brought into the oil inlet pipe along with the rotation of the rotary roller, the utilization rate of the catalyst is high, the required catalyst amount is calculated according to the flow of the raw oil in the oil inlet pipe, the rotating speed of the motor is further determined, and the accurate dosing is realized.
Drawings
The invention is further described with reference to the following figures and detailed description:
FIG. 1 is a schematic structural diagram of a precise chemical dosing device for petrochemical engineering;
FIG. 2 is a schematic diagram of the internal structures of a catalyst barrel and a housing in the precise chemical dosing device for petrochemical engineering;
FIG. 3 is a schematic diagram of the internal structure of a turntable in the precise chemical dosing device for petrochemical engineering;
FIG. 4 is a schematic view of an internal amplification structure of a turntable in the precise chemical dosing device in petrochemical industry;
FIG. 5 is a schematic view of the structure in section A-A of FIG. 4;
FIG. 6 is an enlarged schematic view of a portion B of FIG. 4;
FIG. 7 is a schematic structural diagram of a turntable in the precise chemical dosing device of the invention;
FIG. 8 is a schematic diagram of the internal structure of the housing of the precise chemical dosing device of the invention;
FIG. 9 is a schematic structural view of a use state of a turntable in the precise chemical dosing device for petrochemical industry.
In the figure: 1-a reaction vessel; 2-raw oil; 3-an oil inlet pipe; 4-a catalyst barrel; 5-an oil pump; 6-barrel cover; 7-a sealing gasket; 8-a flange plate; 9-a catalyst; 10-a housing; 11-a feed inlet; 12-a rotating roller shaft; 13-rotating the roller; 14-movable plate rotating shaft; 15-a movable plate; 16-a scraper; 17-a discharge hole; 18-a first link; 19-a first stopper; 20-a first end bar; 21-a sleeve; 22-a second end bar; 23-a second stopper; 24-a second link; 25-a spring; 26-coating a film; 27-rotary groove; 28-ring groove; 29-notch; 30-a movable plate mounting groove; 31-a movable plate rotating shaft through hole; 32-a boss; 33-roller shaft through hole.
Detailed Description
As shown in the attached drawing 1, a petrochemical accurate dosing device, including being used for holding the reaction vessel 1 of raw oil 2, the 1 lower extreme of reaction vessel is connected with into oil pipe 3, advances to be connected with the output of oil pump 5 on oil pipe 3, and the input and the oil supply unit of oil pump 5 are connected, and reaction vessel 1, oil pump 5 and oil supply unit all adopt prior art, and no longer give unnecessary details here. In use, the oil pump 5 is started, and the oil pump 5 conveys the raw oil in the oil supply device to the reaction vessel 1.
As shown in the attached figure 2, a catalyst barrel 4 made of organic glass is arranged between the output end of the oil pump 5 and the reaction container 1, so that the quantity of the catalyst 9 in the catalyst barrel 4 can be observed conveniently when the device is used, and delay in production can be avoided even if the catalyst 9 is added. The lower end of the catalyst barrel 4 is communicated with a feed inlet 11 at the upper end of the shell 10, and a discharge outlet 17 at the lower end of the shell 10 is communicated with the oil inlet pipe 3.
The upper end of the catalyst barrel 4 is connected with a flange plate 8, a barrel cover 6 is detachably connected to the flange plate 8, preferably, the barrel cover 6 is mounted on the flange plate 8 through a bolt and nut structure, and a sealing gasket 7 made of rubber is arranged between the flange plate 8 and the barrel cover 6. When the catalyst bucket is used, the catalyst 9 is placed in the catalyst bucket 4, so that external dust and the like are prevented from falling into the catalyst 9 to pollute the catalyst, and the catalysis efficiency of the catalyst 9 is improved.
At least one side slope of 4 lower extremes of catalyst bucket sets up, during the use, makes things convenient for catalyst 9 to slide to feed inlet 11 along with the one side of slope setting, avoids catalyst 9 to form the siltation in catalyst bucket 4.
As shown in fig. 3, a rotating roller 13 driven by a motor is rotatably connected in the housing 10, specifically, the rotating roller 13 is connected with a rotating roller rotating shaft 12, a rotating roller rotating shaft through hole 33 through which the rotating roller rotating shaft 12 passes is formed in the housing 10, and an output end of the motor is connected with the rotating roller rotating shaft 12.
As shown in fig. 4 and 5, the side surface of the rotating roller 13 is provided with a plurality of movable plate mounting grooves 30, preferably, the number of the movable plate mounting grooves 30 is six, and the six movable plate mounting grooves 30 are uniformly arranged along the circumferential direction of the rotating roller 13.
A plurality of movable plates 15 capable of contacting with the inner side of the housing 10 are hinged in the movable plate mounting groove 30, specifically, the movable plates 15 are connected with movable plate rotating shafts 14, the rotating rollers 13 are provided with movable plate rotating shaft through holes 31 for allowing the movable plate rotating shafts 14 to pass through, the outer side surfaces of the movable plates 15 are arc-shaped, the diameter of the outer side surfaces of the movable plates 15 is the same as that of the rotating rollers 13, and after the movable plates 15 enter the movable plate mounting groove 30, the outer side surfaces of the movable plates 15 are flush with the outer side surfaces of the housing 10.
One side of the movable plate 15 close to the movable plate rotating shaft 14 is an arc surface, the axis of one side of the movable plate 15 close to the movable plate rotating shaft 14 coincides with the axis of the movable plate rotating shaft 14, one side of the movable plate 15 far away from the movable plate rotating shaft 14 is an arc surface, and the axis of one side of the movable plate 15 far away from the movable plate rotating shaft 14 coincides with the axis of the movable plate rotating shaft 14; the shape of the edge of the movable plate mounting groove 30 is matched with the movable plate 15. In use, when the movable plate 15 rotates around the movable plate rotating shaft 14, both the side of the movable plate 15 close to the movable plate rotating shaft 14 and the side of the movable plate 15 far from the movable plate rotating shaft 14 can be matched with the edge of the movable plate mounting groove 30, so as to avoid oil leakage.
The scraper 16 that can contact with the roller 13 side is installed to the shell 10 inboard, is connected with spring 25 between fly leaf 15 and the roller 13, specifically, it has first connecting rod 18 to articulate on the roller 13, and preferred, first connecting rod 18 is located the roller pivot 12, and the distance between roller pivot 12 and fly leaf 15 is far away, more parts of easy to assemble.
The sleeve 21 is sleeved between the first connecting rod 18 and the second connecting rod 24, the first limiting block 19 is in sliding fit with the inner side of the sleeve 21 and can abut against one end of the sleeve 21, and the second limiting block 23 is in sliding fit with the inner side of the sleeve 21 and can abut against the other end of the sleeve 21.
When the device is used, the catalyst 9 in the catalyst barrel 4 falls into the gap between the two movable plates 15 and is brought into the oil inlet pipe 3 along with the rotation of the rotary roller 13, and the scraper 16 scrapes the raw oil 2 on the rotary roller 13, so that the raw oil 2 is prevented from being brought into the catalyst barrel 4.
When the movable plate 15 moves to the scraper 16, the movable plate 15 is pushed into the movable plate mounting groove 30 by the scraper 16, at this time, the spring 25 is compressed, and when the first end rod 20 contacts with the second end rod 22, the movable plate 15 stops moving, at this time, the outer side surface of the movable plate 15 is flush with the outer side surface of the rotating roller 13.
When the movable plate 15 leaves the scraper 16, the movable plate 15 leaves the movable plate mounting groove 30 under the action of the spring 25, and when the first stopper 19 abuts against one end of the sleeve 21 and the second stopper 23 abuts against the other end of the sleeve 21, the movable plate 15 stops moving, and at this time, the movable plate 15 is at the initial position.
Two end surfaces of the inner side of the shell 10 are respectively provided with a rotating groove 27, one end of the rotating roller 13 is positioned in one rotating groove 27, the other end of the rotating roller 13 is positioned in the other rotating groove 27, the width of the movable plate 15 is smaller than that of the rotating roller 13, one side of the movable plate 15 is in contact with one end surface of the inner side of the shell 10, and the other side of the movable plate 15 is in contact with the other end surface of the inner side of the shell 10.
When the device is used, the end part of the rotary roller 13 is contacted with the rotary groove 27, and the side part of the movable plate 15 is contacted with the end surface of the inner side of the shell 10, so that the tightness among the parts is ensured, and oil leakage is avoided.
As shown in fig. 6 and 7, the rotating roller 13 is connected with a plurality of coating films 26 formed by TPEE, one end of each coating film 26 is flush with the end of the movable plate 15, the other end of each coating film 26 is flush with the edge of the adjacent one of the movable plate mounting grooves 30, one side edge of each coating film 26 is in contact with one end surface of the inner side of the shell 10, and the other side edge of each coating film 26 is in contact with the other end surface of the inner side of the shell 10. TPEE has good mechanical property and elasticity, and simultaneously has good oil resistance.
When the device is used, the movable plate 15 is hinged to the rotating roller 13, the diameter of one side edge of the movable plate mounting groove 30 close to the movable plate rotating shaft 14 is small, a sharp corner is easily formed on the outer side of the movable plate mounting groove, the movable plate mounting groove is easily broken to form a gap, and the film covering 26 covers the movable plate 15 and the rotating roller 13 to cover the gap, so that the tightness is improved, impurities are prevented from entering, and the movement of the movable plate 15 is prevented from being influenced.
A gap 29 is formed at one end of the movable plate rotating shaft 14 penetrating through the movable plate rotating shaft through hole 31, an annular groove 28 for avoiding the movable plate rotating shaft 14 is formed on the inner side of the housing 10, and a convex portion 32 matched with the gap 29 is arranged at the upper portion of the annular groove 28.
As shown in fig. 8, in use, when the movable plate 15 moves to the scraper 16, the movable plate 15 is squeezed into the movable plate mounting groove 30, at this time, the movable plate rotating shaft 14 rotates with the movable plate 15, when the movable plate 15 moves to the upper portion, the movable plate rotating shaft 14 also moves to the upper portion of the annular groove 28, at this time, the protrusion 32 is matched with the notch 29 to prevent the movable plate rotating shaft 14 from rotating, so that the movable plate 15 is not squeezed into the movable plate mounting groove 30 due to the agglomerated catalyst 9 and the like, and the movable plate 15 is ensured to normally take the catalyst 9 down.
Preferably, the arc of the boss 32 is 180 degrees. The movable plate 15 cannot rotate when being at the upper part, so that the catalyst 9 is ensured to be normally carried downwards.
In summary, the present invention is not limited to the above-described embodiments. Those skilled in the art can make several changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications should fall within the scope of the present invention.
Claims (1)
1. The utility model provides an accurate charge device of petrochemical, includes reaction vessel (1), reaction vessel (1) is connected with into oil pipe (3), it is connected with oil pump (5), its characterized in that on oil pipe (3) to advance: the device is characterized by further comprising a catalyst barrel (4) positioned between the oil pump (5) and the reaction container (1), wherein the lower end of the catalyst barrel (4) is communicated with a feed inlet (11) of the shell (10), a discharge outlet (17) at the lower end of the shell (10) is communicated with the oil inlet pipe (3), a rotating roller (13) driven by a motor is connected in the shell (10) in a rotating manner, a plurality of movable plate mounting grooves (30) are formed in the side surface of the rotating roller (13), a plurality of movable plates (15) capable of contacting with the inner side of the shell (10) are hinged in the movable plate mounting grooves (30), a spring (25) is connected between each movable plate (15) and the rotating roller (13), and a scraper (16) capable of contacting with the side surface of the rotating roller (13) is mounted on the inner side of the shell (10);
a first connecting rod (18) is hinged to the rotating roller (13), a first limiting block (19) is connected to the first connecting rod (18), a first end rod (20) is connected to the first limiting block (19), a second connecting rod (24) is hinged to the inner side of the movable plate (15), a second limiting block (23) is connected to the second connecting rod (24), a second end rod (22) is connected to the second limiting block (23), one end of the spring (25) is sleeved on the first end rod (20) and abuts against the first limiting block (19), and the other end of the spring (25) is sleeved on the second end rod (22) and abuts against the second limiting block (23);
a sleeve (21) is sleeved between the first connecting rod (18) and the second connecting rod (24), the first limiting block (19) is in sliding fit with the inner side of the sleeve (21) and can abut against one end of the sleeve (21), and the second limiting block (23) is in sliding fit with the inner side of the sleeve (21) and can abut against the other end of the sleeve (21);
the rotating roller (13) is connected with a rotating roller rotating shaft (12), a rotating roller rotating shaft through hole (33) allowing the rotating roller rotating shaft (12) to penetrate through is formed in the shell (10), and the first connecting rod (18) is located on the rotating roller rotating shaft (12);
the movable plate (15) is connected with a movable plate rotating shaft (14), a movable plate rotating shaft through hole (31) allowing the movable plate rotating shaft (14) to penetrate through is formed in the rotating roller (13), a notch (29) is formed in one end, penetrating through the movable plate rotating shaft through hole (31), of the movable plate rotating shaft (14), an annular groove (28) used for avoiding the movable plate rotating shaft (14) is formed in the inner side of the shell (10), and a protruding portion (32) matched with the notch (29) is formed in the upper portion of the annular groove (28);
the radian of the convex part (32) is 180 degrees;
two end faces of the inner side of the shell (10) are respectively provided with a rotating groove (27), one end of the rotating roller (13) is positioned in one rotating groove (27), the other end of the rotating roller (13) is positioned in the other rotating groove (27), the width of the movable plate (15) is smaller than that of the rotating roller (13), one side of the movable plate (15) is in contact with one end face of the inner side of the shell (10), and the other side of the movable plate (15) is in contact with the other end face of the inner side of the shell (10);
the rotary roller (13) is connected with a plurality of coating films (26) formed by TPEE, one end of each coating film (26) is flush with the end part of the movable plate (15), the other end of each coating film (26) is flush with the edge of one adjacent movable plate mounting groove (30), one side edge of each coating film (26) is in contact with one end surface of the inner side of the shell (10), and the other side edge of each coating film (26) is in contact with the other end surface of the inner side of the shell (10);
the outer side surface of the movable plate (15) is arc-shaped, and the diameter of the outer side surface of the movable plate (15) is the same as that of the rotary roller (13); one side, close to the movable plate rotating shaft (14), of the movable plate (15) is an arc surface, the axis of one side, close to the movable plate rotating shaft (14), of the movable plate (15) is superposed with the axis of the movable plate rotating shaft (14), one side, far away from the movable plate rotating shaft (14), of the movable plate (15) is an arc surface, and the axis of one side, far away from the movable plate rotating shaft (14), of the movable plate (15) is superposed with the axis of the movable plate rotating shaft (14); the shape of the edge of the movable plate mounting groove (30) is matched with that of the movable plate (15);
the upper end of the catalyst barrel (4) is connected with a flange plate (8), the flange plate (8) is detachably connected with a barrel cover (6), and a sealing gasket (7) is arranged between the flange plate (8) and the barrel cover (6); at least one side of the lower end of the catalyst barrel (4) is obliquely arranged, and the catalyst barrel (4) is made of organic glass;
when the device is used, the catalyst (9) in the catalyst barrel (4) falls into a gap between the two movable plates (15) and is brought into the oil inlet pipe (3) along with the rotation of the rotary roller (13), and the scraper (16) scrapes the raw oil (2) on the rotary roller (13) to avoid the raw oil (2) from being brought into the catalyst barrel (4);
when the movable plate (15) moves to the scraper (16), the movable plate (15) is squeezed into the movable plate mounting groove (30) under the action of the scraper (16), at the moment, the spring (25) is compressed, when the first end rod (20) is contacted with the second end rod (22), the movable plate (15) stops moving, and at the moment, the outer side face of the movable plate (15) is flush with the outer side face of the rotary roller (13);
when the movable plate (15) leaves the scraper (16), the movable plate (15) leaves the movable plate mounting groove (30) under the action of the spring (25), when the first limiting block (19) abuts against one end of the sleeve (21) and the second limiting block (23) abuts against the other end of the sleeve (21), the movable plate (15) stops moving, and at the moment, the movable plate (15) is at an initial position;
the end part of the rotary roller (13) is contacted with the rotary groove (27), and the side part of the movable plate (15) is contacted with the end surface of the inner side of the shell (10), so that the tightness among the components is ensured, and oil leakage is avoided;
because the movable plate (15) is hinged with the rotating roller (13), the diameter of one side edge of the movable plate mounting groove (30) close to the movable plate rotating shaft (14) is smaller, the outer side of the movable plate mounting groove is easy to form a sharp corner and is easy to break to form a gap, and the coating film (26) covers the movable plate (15) and the rotating roller (13) to cover the gap, so that the tightness is improved, impurities are prevented from entering, and the movement of the movable plate (15) is prevented from being influenced;
when the movable plate (15) moves to the scraper (16), the movable plate (15) is squeezed into the movable plate mounting groove (30), at the moment, the movable plate rotating shaft (14) rotates along with the movable plate (15), when the movable plate (15) moves to the upper part, the movable plate rotating shaft (14) also moves to the upper part of the annular groove (28), at the moment, the protruding part (32) is matched with the notch (29) to prevent the movable plate rotating shaft (14) from rotating, so that the movable plate (15) cannot be squeezed into the movable plate mounting groove (30) due to the agglomerated catalyst (9), and the movable plate (15) is guaranteed to be normally arranged below the catalyst (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010708079.9A CN111921458B (en) | 2020-07-22 | 2020-07-22 | Accurate charge device of petrochemical |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010708079.9A CN111921458B (en) | 2020-07-22 | 2020-07-22 | Accurate charge device of petrochemical |
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| Publication Number | Publication Date |
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| CN111921458A CN111921458A (en) | 2020-11-13 |
| CN111921458B true CN111921458B (en) | 2022-03-11 |
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| CN202010708079.9A Active CN111921458B (en) | 2020-07-22 | 2020-07-22 | Accurate charge device of petrochemical |
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| US9458451B2 (en) * | 2007-06-21 | 2016-10-04 | Gen-Probe Incorporated | Multi-channel optical measurement instrument |
| CN203990340U (en) * | 2014-06-09 | 2014-12-10 | 张家港嘉成建设材料有限公司 | The common dissolving device of a kind of powdery solid and liquid |
| CN205933344U (en) * | 2016-07-28 | 2017-02-08 | 阎小宁 | A automatic dosing system of medicament for water treatment |
| CN205972904U (en) * | 2016-08-25 | 2017-02-22 | 陕西紫兆装备制造有限公司 | Feeding proportioning device |
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2020
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Effective date of registration: 20230720 Address after: 257000 No. 203, South Road, Dongying District, Shandong, Dongying Patentee after: Shandong Xilong Petroleum Equipment Co.,Ltd. Address before: 257000 No.10 guangdeyuan, Dongcheng Trade City, Dongying City, Shandong Province Patentee before: Dongying qianrun Petroleum Engineering Technology Service Co.,Ltd. |
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