阅读说明：本技术 锥形防堵结晶器 (Conical anti-blocking crystallizer ) 是由 陈云涛 张建军 林森明 万喜军 杨小平 于 2019-09-09 设计创作，主要内容包括：本发明涉及盐水浓缩结晶技术领域,是一种锥形防堵结晶器,包括底座、固定架、内圆台筒、中圆台筒、外圆台筒、内圆筒、中圆筒、外圆环板、高温进气管、高温外套管、高温出气管、盐水进水管、盐水内套管、软水出水管、排气管、盐槽和圆环隔板,内圆台筒、中圆台筒和外圆台筒均呈上小下大的圆台形且开口向下,内圆筒和中圆筒均呈圆筒形且开口向上。本发明结构合理而紧凑,构思巧妙,盐水内套管内的盐水通过高温外套管内的高温蒸汽的作用下蒸发；盐水蒸发后的水蒸气通过排气管回收,盐水蒸发后的水蒸气经外圆台筒内壁冷凝后通过软水出水管回收；中圆台筒外壁上的盐浆和盐晶体经盐槽回收,具有高效、稳定和效果好的特点。(The invention relates to the technical field of brine concentration and crystallization, in particular to a conical anti-blocking crystallizer which comprises a base, a fixing frame, an inner circular truncated cone, a middle circular truncated cone, an outer circular truncated cone, an inner circular truncated cone, a middle circular truncated cone, an outer circular ring plate, a high-temperature air inlet pipe, a high-temperature outer sleeve pipe, a high-temperature air outlet pipe, a brine water inlet pipe, a brine inner sleeve pipe, a soft water outlet pipe, an exhaust pipe, a salt tank and a circular ring partition plate, wherein the inner circular truncated cone, the middle circular truncated cone and the outer circular truncated cone are all in a circular truncated cone shape with a small top and a large bottom, openings of. The invention has reasonable and compact structure and ingenious conception, and the saline in the saline inner sleeve is evaporated under the action of the high-temperature steam in the high-temperature outer sleeve; the water vapor after the brine evaporation is recovered through an exhaust pipe, and the water vapor after the brine evaporation is condensed through the inner wall of the outer circular truncated cone and then recovered through a soft water outlet pipe; the salt slurry and salt crystals on the outer wall of the middle circular table cylinder are recovered through the salt tank, and the salt tank has the characteristics of high efficiency, stability and good effect.)

1. A conical anti-blocking crystallizer is characterized by comprising a base, a fixing frame, an inner circular truncated cone, a middle circular truncated cone, an outer circular truncated cone, an inner circular cylinder, a middle circular cylinder, an outer circular ring plate, a high-temperature air inlet pipe, a high-temperature outer sleeve pipe, a high-temperature air outlet pipe, a saline water inlet pipe, a saline water inner sleeve pipe, a soft water outlet pipe, an exhaust pipe, a salt tank and a circular ring partition plate, wherein the inner circular truncated cone, the middle circular truncated cone and the outer circular truncated cone are in circular truncated cone shapes with small top and big bottom, openings of the inner circular truncated cone and the middle circular truncated cone are; an outer circular ring plate is fixedly arranged on the inner side of the lower end of the outer circular table cylinder, the inner side of the outer circular ring plate is fixedly arranged with the outer side of the upper end of the middle circular cylinder, a middle circular table cylinder is arranged in the outer circular table cylinder, a first cavity is arranged between the inner side of the outer circular table cylinder and the outer side of the middle circular table cylinder, the upper end of the middle circular cylinder is fixedly arranged with the lower end of the middle circular table cylinder, an inner circular cylinder is fixedly arranged in the middle circular cylinder, a second cavity is arranged between the inner wall of the middle circular cylinder and the outer wall of the inner circular cylinder, an inner circular table cylinder is arranged in the middle circular table cylinder, a third cavity which can be communicated with the second cavity is arranged between the inner side of the middle circular; a base is arranged below the middle cylinder, a fixing frame is fixedly arranged at the upper end of the base, and the upper end of the fixing frame and the corresponding position of the lower end of the middle cylinder are fixedly arranged together; the top surface of the inner circular truncated cone is provided with an outer sleeve mounting hole which is communicated up and down, the top surface of the middle circular truncated cone, the bottom surface of the inner circular truncated cone and the bottom surface of the middle circular truncated cone which correspond to the position of the outer sleeve mounting hole are respectively provided with a mounting hole which is communicated up and down, a high-temperature outer sleeve is fixedly arranged in the outer sleeve mounting hole, the upper end of the high-temperature outer sleeve is positioned in a first cavity between the top surface of the middle circular truncated cone and the top surface of the outer circular truncated cone, the upper end of the; the outer side of the upper part of the high-temperature outer sleeve corresponding to the position between the top surface of the middle circular table cylinder and the top surface of the inner circular table cylinder is provided with at least one first circulating hole, the lower end of the high-temperature outer sleeve is fixedly communicated with the left end of the high-temperature air outlet pipe, the outer side of the middle circular cylinder is provided with a first side hole which can be communicated with the third cavity, and a high-temperature air inlet pipe is fixedly arranged in the first side hole; an upper mounting hole is formed in the upper end of the first sealing plate, a saline inner sleeve sleeved in the high-temperature outer sleeve is fixedly mounted in the upper mounting hole, a ring cavity is formed between the inner side of the high-temperature outer sleeve and the outer side of the saline inner sleeve, the upper end of the saline inner sleeve is positioned in a first cavity corresponding to the position above the high-temperature outer sleeve, a second sealing plate is fixedly mounted at the upper end of the saline inner sleeve, at least one second circulation hole is formed in the outer side of the upper portion of the saline inner sleeve corresponding to the position above the high-temperature outer sleeve, a second side hole capable of being communicated with the ring cavity is formed in the outer side of the lower portion of the high-temperature outer sleeve corresponding to the position below the middle cylinder, a; the top surface of the outer circular table cylinder is provided with an air exhaust hole which is communicated up and down, and an air exhaust pipe is fixedly arranged in the air exhaust hole; a salt scraping assembly capable of scraping the wall of the outer wall of the middle circular truncated cone is arranged in the first cavity; the middle part of the upper end of the outer circular plate is fixedly provided with a circular ring partition plate, the outer circular plate corresponding to the position between the outer side of the lower end of the middle circular table cylinder and the inner side of the circular ring partition plate is provided with a salt discharge port which is communicated up and down, a salt collecting groove with an upward opening is arranged in the salt discharge port, and the outer side of the upper end of the salt collecting groove is fixedly arranged with the salt discharge port; the outer circular ring plate corresponding to the position between the inner side of the lower end of the outer circular table cylinder and the outer side of the circular ring partition plate is provided with a water outlet which is positioned at the left side of the salt discharging port and is communicated up and down, a soft water outlet pipe is arranged in the water outlet, and the outer side of the upper end of the soft water outlet pipe is fixedly installed together with the water outlet.

2. The conical anti-blocking crystallizer of claim 1, wherein the salt scraping component comprises a motor, a rotating frame and scraping plates, the motor is fixedly mounted at the upper end of the top surface of the outer circular table cylinder, an output shaft is arranged at the lower end of the motor and positioned in the first cavity, the rotating frame is fixedly mounted on the outer side of the lower end of the output shaft, at least one scraping plate is arranged in the first cavity, the inner end of each scraping plate is consistent with a generatrix of the outer wall of the middle circular table cylinder, the inner end of each scraping plate is in contact with the corresponding position of the outer wall of the middle circular table cylinder, and the upper end of each scraping plate is fixedly mounted together.

Technical Field

The invention relates to the technical field of brine concentration and crystallization, in particular to a conical anti-blocking crystallizer.

Background

In the development process of heavy oil thermal recovery, saturated wet steam generated by an oil field steam injection boiler contains a large amount of dissolved salt, and a layer of solid attachments is formed on the inner surface of a furnace tube under the conditions of high temperature and high pressure, so that salt deposition and scaling appear on the boiler, a steam injection pipeline, a wellhead valve and the like. The existence of salt scale can cause serious harm, not only obviously reduces the heat-conducting property of the furnace tube, but also increases energy consumption, reduces boiler output, increases maintenance cost and the like; meanwhile, a large amount of salt enters the stratum along with superheated steam, so that the stratum is blocked, the stratum is hardened, the oil extraction difficulty is increased, the oil gas recovery ratio is reduced, and a steam injection system cannot safely and economically run.

Disclosure of Invention

The invention provides a conical anti-blocking crystallizer, overcomes the defects of the prior art, and can effectively solve the problem of overlarge salt content in the existing high-temperature steam.

The technical scheme of the invention is realized by the following measures: a conical anti-blocking crystallizer comprises a base, a fixing frame, an inner circular truncated cone, a middle circular truncated cone, an outer circular truncated cone, an inner circular cylinder, a middle circular cylinder, an outer circular ring plate, a high-temperature air inlet pipe, a high-temperature outer sleeve pipe, a high-temperature air outlet pipe, a saline water inlet pipe, a saline water inner sleeve pipe, a soft water outlet pipe, an air outlet pipe, a salt tank and a circular ring partition plate, wherein the inner circular truncated cone, the middle circular truncated cone and the outer circular truncated cone are in circular truncated cone shapes with small top and big bottom, openings of the inner circular truncated cone and the middle circular truncated; an outer circular ring plate is fixedly arranged on the inner side of the lower end of the outer circular table cylinder, the inner side of the outer circular ring plate is fixedly arranged with the outer side of the upper end of the middle circular cylinder, a middle circular table cylinder is arranged in the outer circular table cylinder, a first cavity is arranged between the inner side of the outer circular table cylinder and the outer side of the middle circular table cylinder, the upper end of the middle circular cylinder is fixedly arranged with the lower end of the middle circular table cylinder, an inner circular cylinder is fixedly arranged in the middle circular cylinder, a second cavity is arranged between the inner wall of the middle circular cylinder and the outer wall of the inner circular cylinder, an inner circular table cylinder is arranged in the middle circular table cylinder, a third cavity which can be communicated with the second cavity is arranged between the inner side of the middle circular; a base is arranged below the middle cylinder, a fixing frame is fixedly arranged at the upper end of the base, and the upper end of the fixing frame and the corresponding position of the lower end of the middle cylinder are fixedly arranged together; the top surface of the inner circular truncated cone is provided with an outer sleeve mounting hole which is communicated up and down, the top surface of the middle circular truncated cone, the bottom surface of the inner circular truncated cone and the bottom surface of the middle circular truncated cone which correspond to the position of the outer sleeve mounting hole are respectively provided with a mounting hole which is communicated up and down, a high-temperature outer sleeve is fixedly arranged in the outer sleeve mounting hole, the upper end of the high-temperature outer sleeve is positioned in a first cavity between the top surface of the middle circular truncated cone and the top surface of the outer circular truncated cone, the upper end of the; the outer side of the upper part of the high-temperature outer sleeve corresponding to the position between the top surface of the middle circular table cylinder and the top surface of the inner circular table cylinder is provided with at least one first circulating hole, the lower end of the high-temperature outer sleeve is fixedly communicated with the left end of the high-temperature air outlet pipe, the outer side of the middle circular cylinder is provided with a first side hole which can be communicated with the third cavity, and a high-temperature air inlet pipe is fixedly arranged in the first side hole; an upper mounting hole is formed in the upper end of the first sealing plate, a saline inner sleeve sleeved in the high-temperature outer sleeve is fixedly mounted in the upper mounting hole, a ring cavity is formed between the inner side of the high-temperature outer sleeve and the outer side of the saline inner sleeve, the upper end of the saline inner sleeve is positioned in a first cavity corresponding to the position above the high-temperature outer sleeve, a second sealing plate is fixedly mounted at the upper end of the saline inner sleeve, at least one second circulation hole is formed in the outer side of the upper portion of the saline inner sleeve corresponding to the position above the high-temperature outer sleeve, a second side hole capable of being communicated with the ring cavity is formed in the outer side of the lower portion of the high-temperature outer sleeve corresponding to the position below the middle cylinder, a; the top surface of the outer circular table cylinder is provided with an air exhaust hole which is communicated up and down, and an air exhaust pipe is fixedly arranged in the air exhaust hole; a salt scraping assembly capable of scraping the wall of the outer wall of the middle circular truncated cone is arranged in the first cavity; the middle part of the upper end of the outer circular plate is fixedly provided with a circular ring partition plate, the outer circular plate corresponding to the position between the outer side of the lower end of the middle circular table cylinder and the inner side of the circular ring partition plate is provided with a salt discharge port which is communicated up and down, a salt collecting groove with an upward opening is arranged in the salt discharge port, and the outer side of the upper end of the salt collecting groove is fixedly arranged with the salt discharge port; the outer circular ring plate corresponding to the position between the inner side of the lower end of the outer circular table cylinder and the outer side of the circular ring partition plate is provided with a water outlet which is positioned at the left side of the salt discharging port and is communicated up and down, a soft water outlet pipe is arranged in the water outlet, and the outer side of the upper end of the soft water outlet pipe is fixedly installed together with the water outlet.

The following is further optimization or/and improvement of the technical scheme of the invention:

the salt scraping assembly can comprise a motor, a rotating frame and scraping plates, the upper end of the top surface of the outer circular table cylinder is fixedly provided with the motor, the lower end of the motor is provided with an output shaft located in a first cavity, the rotating frame is fixedly arranged on the outer side of the lower end of the output shaft, at least one scraping plate is arranged in the first cavity, the inner end of each scraping plate is consistent with a bus of the outer wall of the middle circular table cylinder, the inner end of each scraping plate is in contact with the corresponding position of the outer wall of the middle circular table cylinder, and the upper end of each scraping plate is fixedly arranged.

The high-temperature steam circulating device is reasonable and compact in structure and ingenious in conception, and high-temperature steam is discharged from the high-temperature air outlet pipe after passing through the high-temperature air inlet pipe, the third cavity, the second cavity, the first circulating hole and the high-temperature outer sleeve pipe in sequence; saline water sequentially passes through the saline water inlet pipe and the saline water inner sleeve and then is discharged into the first cavity from the second circulation hole; the salt water in the salt water inner sleeve is evaporated under the action of high-temperature steam in the high-temperature outer sleeve; the water vapor after the brine evaporation is recovered through an exhaust pipe, and the water vapor after the brine evaporation is condensed through the inner wall of the outer circular truncated cone and then recovered through a soft water outlet pipe; the salt slurry and salt crystals on the outer wall of the middle circular table cylinder are recovered through the salt tank, and the salt tank has the characteristics of high efficiency, stability and good effect.

Drawings

FIG. 1 is a front sectional structural view of the preferred embodiment.

The codes in the figures are respectively: 1 is the base, 2 is the mount, 3 is interior circular truncated cone, 4 is well circular truncated cone, 5 is outer circular truncated cone, 6 is interior circular cylinder, 7 is well drum, 8 is the outer ring board, 9 is the high temperature intake pipe, 10 is the high temperature outer tube, 11 is the high temperature outlet duct, 12 is the salt solution inlet tube, 13 is the salt solution interior sleeve pipe, 14 is the soft water outlet pipe, 15 is the blast pipe, 16 is the salt groove, 17 is the ring baffle, 18 is the motor, 19 is the swivel mount, 20 is the scraper blade, 21 is first cavity, 22 is the second cavity, 23 is the third cavity, 24 is the ring cavity, 25 is first circulation hole, 26 is the second circulation hole.

Detailed Description

The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.

In the present invention, for convenience of description, the description of the relative positional relationship of the components is described according to the layout pattern of fig. 1 of the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of fig. 1 of the specification.

The invention is further described with reference to the following examples and figures:

as shown in the attached drawing 1, the conical anti-blocking crystallizer comprises a base 1, a fixed frame 2, an inner circular truncated cone 3, a middle circular truncated cone 4, an outer circular truncated cone 5, an inner circular truncated cone 6, a middle circular truncated cone 7, an outer circular ring plate 8, a high-temperature air inlet pipe 9, a high-temperature outer sleeve 10, a high-temperature air outlet pipe 11, a saline water inlet pipe 12, a saline water inner sleeve 13, a soft water outlet pipe 14, an air outlet pipe 15, a salt tank 16 and a circular ring partition plate 17, wherein the inner circular truncated cone 3, the middle circular truncated cone 4 and the outer circular truncated cone 5 are all in a circular truncated cone shape with a small top and a large bottom, and the openings of the inner circular; an outer circular ring plate 8 is fixedly arranged on the inner side of the lower end of an outer circular table cylinder 5, the inner side of the outer circular ring plate 8 is fixedly arranged with the outer side of the upper end of a middle circular cylinder 7, a middle circular table cylinder 4 is arranged in the outer circular table cylinder 5, a first cavity 21 is arranged between the inner side of the outer circular table cylinder 5 and the outer side of the middle circular table cylinder 4, the upper end of the middle circular cylinder 7 is fixedly arranged with the lower end of the middle circular table cylinder 4, an inner circular cylinder 6 is fixedly arranged in the middle circular cylinder 7, a second cavity 22 is arranged between the inner wall of the middle circular cylinder 7 and the outer wall of the inner circular cylinder 6, an inner circular table cylinder 3 is arranged in the middle circular table cylinder 4, a third cavity 23 which can be communicated with the second cavity 22 is arranged between the inner side of the middle circular table cylinder 4; a base 1 is arranged below the middle cylinder 7, a fixed frame 2 is fixedly arranged at the upper end of the base 1, and the upper end of the fixed frame 2 is fixedly arranged together with the corresponding position of the lower end of the middle cylinder 7; the top surface of the inner circular truncated cone 3 is provided with an outer sleeve mounting hole which is communicated up and down, the top surface of the middle circular truncated cone 4, the bottom surface of the inner circular truncated cone 6 and the bottom surface of the middle circular truncated cone 7 which correspond to the position of the outer sleeve mounting hole are provided with mounting holes which are communicated up and down, a high-temperature outer sleeve 10 is fixedly arranged in the outer sleeve mounting hole, the upper end of the high-temperature outer sleeve 10 is positioned in a first cavity 21 between the top surface of the middle circular truncated cone 4 and the top surface of the outer circular truncated cone 5, the upper end of the high-temperature outer sleeve 10 is; the outer side of the upper part of the high-temperature outer sleeve 10 corresponding to the position between the top surface of the middle circular cylinder 4 and the top surface of the inner circular cylinder 3 is provided with at least one first circulating hole 25, the lower end of the high-temperature outer sleeve 10 is fixedly communicated with the left end of the high-temperature air outlet pipe 11, the outer side of the middle circular cylinder 7 is provided with a first side hole which can be communicated with the third cavity 23, and a high-temperature air inlet pipe 9 is fixedly arranged in the first side hole; an upper mounting hole is formed in the upper end of the first sealing plate, a saline inner sleeve 13 sleeved in the high-temperature outer sleeve 10 is fixedly mounted in the upper mounting hole, a ring cavity 24 is formed between the inner side of the high-temperature outer sleeve 10 and the outer side of the saline inner sleeve 13, the upper end of the saline inner sleeve 13 is located in a first cavity 21 corresponding to the position above the high-temperature outer sleeve 10, a second sealing plate is fixedly mounted at the upper end of the saline inner sleeve 13, at least one second circulation hole 26 is formed in the outer side of the upper portion of the saline inner sleeve 13 corresponding to the position above the high-temperature outer sleeve 10, a second side hole capable of being communicated with the ring cavity 24 is formed in the outer side of the lower portion of the high-temperature outer sleeve 10 corresponding to the position below the middle cylinder 7, a saline inlet pipe 12 located; the top surface of the outer circular table cylinder 5 is provided with an air exhaust hole which is communicated up and down, and an air exhaust pipe 15 is fixedly arranged in the air exhaust hole; a salt scraping component capable of scraping the outer wall of the middle circular table cylinder 4 is arranged in the first cavity 21; a circular ring partition plate 17 is fixedly arranged in the middle of the upper end of the outer circular ring plate 8, a salt discharge port which is communicated up and down is arranged on the outer circular ring plate 8 corresponding to the position between the outer side of the lower end of the middle circular table cylinder 4 and the inner side of the circular ring partition plate 17, a salt collecting groove 16 with an upward opening is arranged in the salt discharge port, and the outer side of the upper end of the salt collecting groove 16 is fixedly arranged with the salt discharge port; the outer circular ring plate 8 corresponding to the position between the inner side of the lower end of the outer circular table cylinder 5 and the outer side of the circular ring partition plate 17 is provided with a water outlet which is positioned at the left side of the salt discharging port and is communicated up and down, a soft water outlet pipe 14 is arranged in the water outlet, and the outer side of the upper end of the soft water outlet pipe 14 is fixedly installed with the water outlet together. According to the requirement, the existing high-temperature steam is prepared by evaporating water for steam, and the salt content of the water for steam is too high after the water for steam is repeatedly used, so that the water for steam needs to be softened. In the using process, the steam before softening is called as brine, high-temperature steam is introduced into the high-temperature air inlet pipe 9, the high-temperature steam passes through the third cavity 23, the second cavity 22, the first circulating hole 25 and the high-temperature outer sleeve 10 in sequence, so that the brine inner sleeve 13 in the high-temperature outer sleeve 10 is heated, brine is pumped into the brine water inlet pipe 12 at the moment, after the brine enters the brine inner sleeve 13, the brine in the brine inner sleeve 13 is evaporated under the action of the high-temperature steam in the high-temperature outer sleeve 10, softened water vapor generated by the evaporated brine is discharged from the exhaust pipe 15 and recovered, if the softened water vapor is condensed into softened water through the inner wall of the outer circular table cylinder 5, the softened water is discharged from the soft water outlet pipe 14 and recovered, salt generated by the evaporated brine is crystallized on the outer wall of the middle circular table cylinder 4, a salt scraping component scrapes the salt and sends the salt to the salt tank 16, salt slurry generated by the evaporated brine flows to the salt tank 16 through the outer wall of, the softened water vapor recovered after the discharge of the exhaust pipe 15 and the softened water recovered after the discharge of the soft water outlet pipe 14 are thereby used as water for steam, thereby achieving the softening of the brine. The high-temperature steam generator has a reasonable and compact structure and ingenious conception, and high-temperature steam is discharged from the high-temperature air outlet pipe 11 after passing through the high-temperature air inlet pipe 9, the third cavity 23, the second cavity 22, the first circulation hole 25 and the high-temperature outer sleeve 10 in sequence; saline water sequentially passes through the saline water inlet pipe 12 and the saline water inner sleeve 13 and then is discharged into the first cavity 21 from the second circulation hole 26; the saline in the saline inner sleeve 13 is evaporated under the action of high-temperature steam in the high-temperature outer sleeve 10; the water vapor after the brine evaporation is recovered through the exhaust pipe 15, and the water vapor after the brine evaporation is condensed through the inner wall of the outer circular truncated cone 5 and then recovered through the soft water outlet pipe 14; the salt slurry and salt crystals on the outer wall of the middle circular table cylinder 4 are recovered through the salt tank 16, and the salt slurry and salt crystals have the characteristics of high efficiency, stability and good effect.

The tapered anti-blocking crystallizer can be further optimized or/and improved according to the actual requirement:

as shown in the attached drawing 1, the salt scraping component comprises a motor 18, a rotating frame 19 and scraping plates 20, the motor 18 is fixedly mounted at the upper end of the top surface of the outer circular table cylinder 5, an output shaft located in a first cavity 21 is arranged at the lower end of the motor 18, the rotating frame 19 is fixedly mounted on the outer side of the lower end of the output shaft, at least one scraping plate 20 is arranged in the first cavity 21, the inner end of each scraping plate 20 is consistent with a bus of the outer wall of the middle circular table cylinder 4, the inner end of each scraping plate 20 is in contact with the corresponding position of the outer wall of the middle circular table cylinder 4, and the upper end of each scraping plate 20. During the use process, the arrangement is convenient for scraping off the crystallized salt on the outer wall of the middle circular table cylinder 4.

The above technical features constitute the best embodiment of the present invention, which has strong adaptability and best implementation effect, and unnecessary technical features can be increased or decreased according to actual needs to meet the requirements of different situations.