CN211676326U

CN211676326U - MVR circulation evaporator convenient to installation and debugging is used in lithium hydroxide production

Info

Publication number: CN211676326U
Application number: CN201922320429.XU
Authority: CN
Inventors: 李慎; 陈凯; 周家强
Original assignee: Hubei Baijierui Advanced Materials Corp
Current assignee: Hubei Baijierui Advanced Materials Corp
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-10-16
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a MVR circulation evaporator is used in lithium hydroxide production convenient to installation and debugging, including compressor, connecting wire, regulation supporting mechanism, secondary steam pipe, separation chamber, high temperature admission pipe, heating chamber, high temperature discharge pipe, noncondensable trachea, condensate pipe, circulating line, axial-flow pump, concentrated water discharge pipe, raw water admission pipe, low temperature admission pipe and demister, the utility model discloses a be provided with regulation supporting mechanism bottom the compressor, control by independent motor in the regulation supporting mechanism, the bevel gear transmission makes the loading board at top can drive the compressor through the motion of two lead screws and realize the regulation of different height position, and is stable convenient to after the compressor is dismantled, can raise and support the connecting tube, the person of facilitating the use is to the maintenance of compressor and be convenient for supporting tube and clearance pipeline.

Description

MVR circulation evaporator convenient to installation and debugging is used in lithium hydroxide production

Technical Field

The utility model particularly relates to a MVR circulation evaporator is used in lithium hydroxide production convenient to installation and debugging relates to the MVR evaporimeter correlation field.

Background

The lithium hydroxide is white monoclinic fine crystal, has spicy taste and strong basicity, can absorb carbon dioxide and moisture in the air, can be used as a developing agent and lubricating oil for spectral analysis, can increase the electric capacity by 12-15 percent by adding an additive of an electrolyte of an alkaline storage battery, prolongs the service life by 2-3 times, and needs a special MVR circulating evaporator when the lithium hydroxide is produced; the MVR circulating evaporator is a novel high-efficiency energy-saving evaporation device mainly applied to the pharmaceutical industry, the device adopts a low-temperature and low-pressure steaming technology and clean energy as energy sources to generate steam, water in media is separated out, the MVR circulating evaporator is an international advanced evaporation technology, and the MVR circulating evaporator is an upgrading product for replacing a traditional evaporator.

When MVR evaporimeter carries out in-service use, at installation, debugging maintenance clearance in-process, all need dismantle the back with the component equipment in its evaporimeter and install again, because the compressor position is higher, lead to needing to use the long distance connecting pipe, the compressor position then is difficult to control and realizes adopting the tubular product of saving cost length most to after the compressor is dismantled, the connecting pipe supports the difficulty.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above insufficiency, the utility model provides a MVR circulation evaporator is used in lithium hydroxide production convenient to installation and debugging here.

The utility model is realized in such a way, an MVR circulating evaporator for producing lithium hydroxide convenient to install and debug is constructed, the device comprises a compressor, the lower end of the left side of the compressor is provided with a connecting wire, the bottom of the compressor is provided with an adjusting and supporting mechanism, the adjusting and supporting mechanism comprises a box body, a bearing plate, a motor, a support rod, a fixed plate, a slide block, a lead screw, a rotating belt wheel, a toothed belt, a middle belt wheel, a main shaft and a transmission box, the bearing plate is arranged at the top of the box body, the motor is arranged at the lower end of the front end surface of the box body, the left end and the right end of the bottom of the bearing plate are fixed with the fixed plate through the support rod, the left side and the right side of the fixed plate are fixed with the slide block, the inner middle part of the slide block is occluded with the lead screw, the rotating belt, the middle part in the middle belt wheel is penetrated by the main shaft, and the top of the main shaft is connected with the transmission case.

Preferably, the right end of the top of the compressor is connected with the separation chamber through a secondary steam pipe, the upper end of the left side of the separation chamber is in butt joint with the middle of the top end of the heating chamber through a high-temperature inlet pipe, the upper end of the left side of the heating chamber is fixed with the right side of the compressor through a high-temperature outlet pipe, the lower end of the left side of the heating chamber is respectively provided with an uncondensed pipe and a condensate pipe from top to bottom, the bottom of the separation chamber is in butt joint with the axial-flow pump through a circulating liquid pipe, the upper end and the lower end of the middle of the right side of the circulating liquid pipe are respectively fixed with a concentrated water outlet pipe and a raw water inlet pipe, the middle of the left side of the axial.

Preferably, the upper end and the lower end of the screw rod are fixed with the box body through the shaft seat, and the contact position of the lower end of the outer diameter surface of the screw rod and the rotating belt wheel is smooth.

Preferably, the transmission case comprises a housing, a driving bevel gear and a driven bevel gear, the back of the housing is fixed with the case body through a support rod, the driving bevel gear is arranged in the middle of the housing, an output shaft on the back of the motor penetrates through the transmission case and the middle of the front end face of the driving bevel gear to be fixed, the bottom of the driving bevel gear is meshed with the driven bevel gear, and the bottom of the driven bevel gear is fixed with the spindle.

Preferably, a sealing cover is arranged on the back of the box body, and the sealing cover and the box body are fixed through bolts.

Preferably, four ends in the bearing plate are provided with lock holes, and the top of the bearing plate is locked into a bolt through the lock holes to be fixed with the compressor.

Preferably, through holes are formed in the left end and the right end of the top in the box body, the supporting rod penetrates through the through holes, and a silica gel layer is bonded at the contact positions of the supporting rod and the through holes.

Preferably, the rotating belt wheels are arranged in two groups, the rotating belt wheels are arranged at the left end and the right end of the toothed belt, and the two groups of rotating belt wheels and the middle belt wheel are combined to form a triangle.

Preferably, the bearing plate is made of stainless steel.

Preferably, the middle belt pulley is made of alloy steel.

The utility model has the advantages of as follows: the utility model discloses an improvement provides a lithium hydroxide production MVR circulation evaporator convenient to installation and debugging here, compares with equipment of the same type, has following improvement:

a MVR circulation evaporation is used in lithium hydroxide production convenient to installation and debugging, through be provided with regulation supporting mechanism in the compressor bottom, control by independent motor in the regulation supporting mechanism, the bevel gear transmission makes the loading board at top can drive the compressor through the motion of two lead screws again and realizes the regulation of not co-altitude position, and is stable convenient to dismantle the back at the compressor, can raise and support the connecting tube, and the person of facilitating the use is to the maintenance of compressor and be convenient for support pipeline and clearance pipeline.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the inner structure of the separation chamber of the present invention;

FIG. 3 is a schematic structural view of the adjusting and supporting mechanism of the present invention;

FIG. 4 is a schematic view of the internal structure of the case of the present invention;

fig. 5 is a schematic diagram of the internal structure of the transmission case of the present invention.

Wherein: a compressor-1, a connecting wire-2, an adjusting and supporting mechanism-3, a secondary steam pipe-4, a separating chamber-5, a high-temperature inlet pipe-6, a heating chamber-7, a high-temperature discharge pipe-8, a non-condensing pipe-9, a condensing water pipe-10, a circulating liquid pipe-11, an axial-flow pump-12, a concentrated water discharge pipe-13, a raw water inlet pipe-14, a low-temperature inlet pipe-15 and a demister-16, the device comprises a box body-31, a bearing plate-32, a motor-33, a support rod-34, a fixing plate-35, a sliding block-36, a screw rod-37, a rotating belt wheel-38, a toothed belt-39, a middle belt wheel-310, a main shaft-311, a transmission box-312, a shell-3121, a driving bevel gear-3122 and a driven bevel gear-3123.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a MVR circulation evaporator for producing lithium hydroxide convenient to installation and debugging through the improvement, including compressor 1, compressor 1 left side lower extreme is provided with connecting wire 2, compressor 1 bottom is provided with regulation supporting mechanism 3, regulation supporting mechanism 3 includes box 31, loading board 32, motor 33, branch 34, fixed plate 35, slider 36, lead screw 37, rotating pulley 38, toothed belt 39, middle belt pulley 310, main shaft 311 and transmission case 312, box 31 top is provided with loading board 32, box 31 front end face lower extreme is provided with motor 33, motor 33 is the main independent power supply, loading board 32 bottom left and right ends are fixed with fixed plate 35 through branch 34, fixed plate 35 left and right sides are fixed with slider 36, the middle part is occluded with lead screw 37 in the slider 36, lead screw 37 rotates and can act on slider 36, slider 36 can realize stable up-and-down motion, the lower end of the outer diameter surface of the screw rod 37 is sleeved with a rotating belt wheel 38, the outer diameter surface of the rotating belt wheel 38 is in sliding connection with a toothed belt 39, the front end of the middle inside the toothed belt 39 is meshed with a middle belt wheel 310, the middle inside the middle belt wheel 310 is penetrated by a main shaft 311, and the top of the main shaft 311 is connected with a transmission case 312.

Furthermore, the right end of the top of the compressor 1 is connected with a separation chamber 5 through a secondary steam pipe 4, the upper end of the left side of the separation chamber 5 is butted with the middle part of the top end of a heating chamber 7 through a high-temperature inlet pipe 6, the upper end of the left side of the heating chamber 7 is fixed with the right side of the compressor 1 through a high-temperature discharge pipe 8, the lower end of the left side of the heating chamber 7 is respectively provided with a noncondensable gas pipe 9 and a condensed water pipe 10 from top to bottom, the bottom of the separation chamber 5 is in butt joint with an axial flow pump 12 through a circulating liquid pipe 11, a concentrated water discharge pipe 13 and a raw water inlet pipe 14 are respectively fixed at the upper end and the lower end of the middle part of the right side of the circulating liquid pipe 11, the middle part of the left side of the axial-flow pump 12 is communicated with the lower end of the right side of the heating chamber 7 through a low-temperature inlet pipe 15, a demister 16 is embedded in the upper end of the separation chamber 5, and the compressor 1, the heating chamber 7, the axial-flow pump 12 and the motor 33 are all electrically connected with the connecting wire 2.

Further, the upper end and the lower end of the screw rod 37 are fixed with the box body 31 through the shaft seat, and the contact position of the lower end of the outer diameter surface of the screw rod 37 and the rotating belt wheel 38 is smooth, so that the rotating belt wheel 38 can move stably.

Further, the transmission case 312 includes a housing 3121, a drive bevel gear 3122, and a driven bevel gear 3123, the back surface of the housing 3121 is fixed to the case 31 through a support rod, i.e., the transmission case 312 can provide a support effect for the transmission case when in operation, the drive bevel gear 3122 is disposed at the middle portion of the housing 3121, and an output shaft at the back surface of the motor 33 penetrates through the transmission case 312 and is fixed to the middle portion of the front end surface of the drive bevel gear 3122, the bottom of the drive bevel gear 3122 is engaged with the driven bevel gear 3123, and the bottom of the driven bevel gear 3123 is fixed to the main shaft 311.

Further, a sealing cover is arranged on the back of the box body 31, and the sealing cover and the box body 31 are fixed through bolts, so that the inside of the box body is convenient to inspect and maintain.

Furthermore, four ends have seted up the lockhole in the loading board 32 to the bolt is gone into through the lockhole lock at loading board 32 top and is fixed with compressor 1, conveniently connects, and the fixity is strong.

Further, the through-hole has been seted up at both ends about the top in the box 31 to branch 34 runs through the through-hole, and both contact positions all bond there is one deck silica gel layer, and is sealed effectual, and stable.

Furthermore, the two groups of rotating belt wheels 38 are arranged, the rotating belt wheels 38 are arranged at the left end and the right end of the toothed belt 39, and the two groups of rotating belt wheels 38 and the middle belt wheel 310 are combined to form a triangle, so that the transmission is stable, and the effect is good.

Further, the bearing plate 32 is made of stainless steel, so that rusting caused by long-term use is prevented.

Furthermore, the middle belt wheel 310 is made of alloy steel, so that the strength is high and the stability is strong.

The utility model discloses an improvement provides a MVR circulation evaporator is used in lithium hydroxide production convenient to installation and debugging, its theory of operation as follows:

firstly, when the equipment needs to be used, the evaporator is firstly installed at a position needing to be installed, the position needs to be horizontal, and then the connecting wire 2 is connected to an external electric cabinet, so that the required electric energy can be provided for the work of the equipment, and the equipment can be controlled;

secondly, raw water to be processed is injected into the circulating liquid pipe 11 through the raw water inlet pipe 14, then enters the heating chamber 7 through the low-temperature inlet pipe 15 by the axial-flow pump 12 and then enters the separation chamber 5 for primary evaporation, secondary steam generated in the evaporation process is compressed by the compressor 1, the pressure and the temperature of the secondary steam are increased, the enthalpy is increased, the compressed secondary steam is sent to the heating chamber 7 of the evaporator to be reused as heating steam, so that the feed liquid is kept in a boiling state, the heating steam is condensed into water and then discharged from the condensing water pipe 10, defoaming is performed by the demister 16 in the separation chamber 5, and finally, concentrated water is discharged through the concentrated water discharge pipe 13 of the circulating liquid pipe 11;

thirdly, when the compressor 1 needs to be overhauled or a connecting pipe on the compressor 1 needs to be dismantled, overhauled or cleaned, the motor 33 is started to work, the output shaft on the back of the motor 33 rotates, the motor 33 can drive the driving bevel gear 3121 in the transmission case 312 to rotate, when the driving bevel gear 3121 rotates, the driven bevel gear 3123 on the bottom can rotate, then the driven bevel gear 3123 can drive the spindle 311 to rotate, the spindle 311 can drive the middle belt pulley 310 to rotate, then the middle belt pulley 310 can drive the rotating belt pulleys 38 on the left and right ends to rotate through the toothed belt 39, namely the screw rod 37 can rotate, then the screw rod 37 can slide the sliding block 36 on the upper end of the outer diameter surface, then the sliding block 36 can drive the fixing plate 35 to push up the bearing plate 32 on the top through the supporting rod 34, so as to realize the height adjustment of the position, and the connecting pipe can be supported by adjusting to the designated position.

The utility model discloses an improvement provides a MVR circulation evaporator is used in lithium hydroxide production convenient to installation and debugging, through be provided with regulation supporting mechanism 3 in 1 bottom of compressor, control by independent motor 33 in the regulation supporting mechanism 3, the bevel gear transmission makes the loading board 32 at top can drive compressor 1 through the 37 motion of two lead screws and realize the regulation of co-altitude position, it is stable convenient, and dismantle the back at compressor 1, can raise and support the connecting tube, the person of facilitating the use is to compressor 1's maintenance and be convenient for support pipeline and clearance pipeline.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The MVR circulating evaporator convenient to install and debug for lithium hydroxide production comprises a compressor (1), wherein a connecting wire (2) is arranged at the lower end of the left side of the compressor (1);

the method is characterized in that: the compressor is characterized by further comprising an adjusting and supporting mechanism (3), the adjusting and supporting mechanism (3) is arranged at the bottom of the compressor (1), the adjusting and supporting mechanism (3) comprises a box body (31), a bearing plate (32), a motor (33), a support rod (34), a fixing plate (35), a sliding block (36), a screw rod (37), a rotating belt wheel (38), a toothed belt (39), a middle belt wheel (310), a main shaft (311) and a transmission case (312), the bearing plate (32) is arranged at the top of the box body (31), the motor (33) is arranged at the lower end of the front end face of the box body (31), the left end and the right end of the bottom of the bearing plate (32) are fixed with the fixing plate (35) through the support rod (34), the left side and the right side of the fixing plate (35) are fixed with the sliding block (36), the inner middle of the sliding block (36) is, the outer diameter surface of the rotating belt wheel (38) is connected with a toothed belt (39) in a sliding mode, the front end of the inner middle portion of the toothed belt (39) is meshed with a middle belt wheel (310), the inner middle portion of the middle belt wheel (310) is penetrated by a main shaft (311), and the top of the main shaft (311) is connected with a transmission case (312).

2. The MVR circulation evaporator for lithium hydroxide production, which is convenient to install and debug according to claim 1, is characterized in that: the high-temperature-resistant and high-temperature-resistant integrated centrifugal compressor is characterized in that the right end of the top of the compressor (1) is connected with a separation chamber (5) through a secondary steam pipe (4), the upper end of the left side of the separation chamber (5) is in butt joint with the middle of the top end of a heating chamber (7) through a high-temperature inlet pipe (6), the upper end of the left side of the heating chamber (7) is fixed with the right side of the compressor (1) through a high-temperature discharge pipe (8), the lower end of the left side of the heating chamber (7) is respectively provided with a noncondensation pipe (9) and a condensation water pipe (10) from top to bottom, the bottom of the separation chamber (5) is in butt joint with an axial-flow pump (12) through a circulating liquid pipe (11), the upper end and the lower end of the middle of the right side of the circulating liquid pipe (11) are respectively fixed with a concentrated water discharge pipe (13, the compressor (1), the heating chamber (7), the axial-flow pump (12) and the motor (33) are all electrically connected with the connecting wire (2).

3. The MVR circulation evaporator for lithium hydroxide production, which is convenient to install and debug according to claim 1, is characterized in that: the upper end and the lower end of the screw rod (37) are fixed with the box body (31) through a shaft seat, and the contact position of the lower end of the outer diameter surface of the screw rod (37) and the rotating belt wheel (38) is smooth.

4. The MVR circulation evaporator for lithium hydroxide production, which is convenient to install and debug according to claim 1, is characterized in that: the transmission case (312) comprises a casing (3121), a drive bevel gear (3122) and a driven bevel gear (3123), the back of the casing (3121) is fixed with the case (31) through a support rod, the middle part in the casing (3121) is provided with the drive bevel gear (3122), and an output shaft at the back of a motor (33) penetrates through the transmission case (312) and is fixed with the middle part of the front end face of the drive bevel gear (3122), the bottom of the drive bevel gear (3122) is engaged with the driven bevel gear (3123), and the bottom of the driven bevel gear (3123) is fixed with the main shaft (311).

5. The MVR circulation evaporator for lithium hydroxide production, which is convenient to install and debug according to claim 1, is characterized in that: the back of the box body (31) is provided with a sealing cover, and the sealing cover and the box body (31) are fixed through bolts.

6. The MVR circulation evaporator for lithium hydroxide production, which is convenient to install and debug according to claim 1, is characterized in that: four ends are seted up the lockhole in the loading board (32) to the bolt is gone into through the lockhole lock at loading board (32) top and is fixed with compressor (1).

7. The MVR circulation evaporator for lithium hydroxide production, which is convenient to install and debug according to claim 1, is characterized in that: the through holes are formed in the left end and the right end of the inner top of the box body (31), the supporting rod (34) penetrates through the through holes, and a silica gel layer is bonded at the contact positions of the two.

8. The MVR circulation evaporator for lithium hydroxide production, which is convenient to install and debug according to claim 1, is characterized in that: the two groups of rotating belt wheels (38) are arranged, the rotating belt wheels (38) are arranged at the left end and the right end of the toothed belt (39), and the two groups of rotating belt wheels (38) and the middle belt wheel (310) are combined to form a triangle.