CN106669216B

CN106669216B - Dehumidification crystallization system

Info

Publication number: CN106669216B
Application number: CN201710038156.2A
Authority: CN
Inventors: 林崇亚
Original assignee: Zhangjiagang Xinbei Machinery Co ltd
Current assignee: Zhangjiagang Xinbei Machinery Co ltd
Priority date: 2017-01-19
Filing date: 2017-01-19
Publication date: 2022-08-16
Anticipated expiration: 2037-01-19
Also published as: CN115364511B; CN115350497A; CN115364511A; CN115350496B; CN115350496A; CN106669216A; CN115350497B

Abstract

The invention relates to a dehumidification crystallization system, which comprises a kettle frame, a crystallization kettle, a feeding device, a valve device and a guardrail assembly, wherein the crystallization kettle comprises a kettle body and a kettle cover; the valve device also comprises a second valve arranged below the first valve and a dust removal device arranged on the second valve. On one hand, the transfer hopper can be vertically adjusted along the height direction of the kettle frame, so that the kettle cover of the crystallization kettle can be opened along with express delivery; on the other hand, the dust in the material can be removed quickly and conveniently, and the quality of the product after crystallization is ensured.

Description

Dehumidification crystallization system

Technical Field

The invention relates to a dehumidification crystallization system.

Background

At present, a dehumidification crystallization system comprises a kettle frame, a crystallization kettle positioned in the kettle frame, a feeding device for feeding materials into the crystallization kettle, a valve device for controlling the blanking speed and effect of the feeding device, a guardrail assembly arranged at the top of the kettle frame, a stirring device positioned in the crystallization kettle, and a driving device for driving the stirring device to rotate, wherein the feeding device comprises a transfer hopper positioned above the crystallization kettle and a conveying mechanism for conveying fragments to the transfer hopper; the guardrail component comprises a guardrail frame arranged on the periphery of the transfer hopper in a surrounding mode along the circumferential direction of the kettle frame, a stair frame capable of climbing into a guardrail frame forming area is arranged on one side of the kettle frame, when the transfer hopper is in an accident and needs to be overhauled in time, a maintainer discharges into the guardrail area from a stair, then the transfer hopper is maintained, meanwhile, in order to facilitate the maintainer to enter the guardrail area, a safety door is arranged on one side of the guardrail frame, and after the maintainer climbs to the top of the stair, the maintainer can enter the area by manually opening the safety door; the stirring device comprises stirring blades and a stirring shaft, the lower part of the stirring shaft is rotatably arranged around the axis of the stirring shaft through a bearing assembly, the bearing assembly comprises a bearing arranged on the stirring shaft in a sleeved mode and a bearing seat used for supporting the crystallization kettle and used for installing the bearing, and the driving device is used for driving the stirring shaft to rotate.

However, in actual practice, it has the following drawbacks:

1. because the transfer hopper is positioned above the crystallization kettle, when the crystallization kettle needs to be cleaned or emergencies are treated, the kettle cover of the crystallization kettle cannot be opened, and the transfer hopper is not removed, so that great inconvenience is brought to actual operation.

2. The broken pieces of material are often mixed with fine powder dust, which will inevitably affect the crystallization material in the crystallization kettle if not removed.

3. Once an operator holds a tool by hand or replaces parts, the safety door is very inconvenient to open by hand, and meanwhile, great potential safety hazards exist.

4. Along with the rotation of the rotating shaft, the temperature of the bearing assembly rises gradually, and if lubricating oil is not added in time, the bearing is easy to damage, so that the working efficiency is influenced, and time and labor are wasted when the bearing assembly is replaced.

Disclosure of Invention

To overcome the deficiencies of the prior art, it is an object of the present invention to provide an improved dehumidification crystallization system. On one hand, the transfer hopper can be vertically adjusted along the height direction of the kettle frame, so that the kettle cover of the crystallization kettle can be quickly opened, and the emergency treatment or cleaning work of the crystallization kettle is facilitated; on the other hand, on the premise of not influencing the normal use of the valve, the dust in the material can be quickly and conveniently removed, and the quality of the product after crystallization is ensured.

In order to achieve the purpose, the invention provides a dehumidification crystallization system, which comprises a kettle frame, a crystallization kettle, a feeding device for feeding materials into the crystallization kettle, a valve device for controlling the discharging of the feeding device, a guardrail component arranged at the top of the kettle frame, a stirring device positioned in the crystallization kettle, and a driving device for driving the stirring device to rotate, wherein the crystallization kettle comprises a kettle body and a kettle cover which can be disassembled at the top of the kettle body, the feeding device comprises a transfer hopper which is positioned above the kettle cover, a conveying mechanism which is used for conveying crushed aggregates to the transfer hopper, and a feeding channel which is used for communicating the transfer hopper with the kettle cover, the valve device comprises a first valve which is arranged at the upper part of the feeding channel, in particular, the kettle frame is provided with an installation panel, the installation panel is positioned above the kettle cover, the lower end part of the transfer hopper is communicated with the kettle cover through a connecting part, and the transfer hopper can be installed on the installation panel in an adjustable manner along the height direction of the kettle frame; the valve device also comprises a second valve arranged below the first valve and a dust removal device arranged on the second valve.

Preferably, the first valve is a gate valve and comprises a first valve seat transversely arranged on the feeding channel and a first valve plate arranged in the first valve seat in a sliding manner, the first valve seat is internally provided with a first valve channel communicated with the feeding channels at the upper end and the lower end of the first valve seat, and the sliding of the first valve plate in the first valve seat controls the opening and closing of the first valve channel; the second valve is also a gate valve and comprises a second valve seat transversely arranged on the feeding channel and a second valve plate arranged in the second valve seat in a sliding manner, a second valve channel communicated with the feeding channels at the upper end and the lower end of the second valve seat is arranged in the second valve seat, and the second valve plate slides in the second valve seat to control the opening and closing of the second valve channel.

According to a specific implementation and preferred aspect of the invention, the dust removing device comprises an air inlet channel and an air outlet channel which are arranged on the second valve plate, the air inlet channel injects high-pressure gas into the feeding channel, and the air outlet channel extracts dust and gas in the feeding channel together.

Preferably, the air inlet channel and the air outlet channel are respectively arranged on the upper side surface and the lower side surface of the second valve plate, and filter screens are respectively arranged at the joints of the air inlet channel and the second valve channel and the air outlet channel. The arrangement of the filter screen prevents the broken sheet materials from being drawn out.

Furthermore, the opening of the air inlet channel is arranged upwards, and the opening of the air outlet channel is arranged downwards.

According to another embodiment and a preferable aspect of the present invention, the transfer hopper is provided at an outer periphery thereof with a connection seat, the feeding device further includes a screw rod provided on the mounting panel and engaged with the connection seat, and a driving mechanism for driving the screw rod to rotate around an axis thereof, wherein the screw rod is extended along a height direction of the tank frame, and the connection seat is lifted up and down along with the rotation of the screw rod.

Preferably, the screw rods are distributed at intervals around the circumference of the transfer hopper; the driving mechanism is used for driving the plurality of screw rods to synchronously rotate.

Specifically, the driving mechanism comprises a driving wheel fixed on each screw rod, a driving belt used for driving and connecting the plurality of driving wheels, a driving wheel positioned on any one of the plurality of screw rods, a motor and a driving belt used for driving the driving wheel to rotate, and a tensioning wheel used for tensioning the driving belt, wherein the plurality of tensioning wheels are arranged at intervals along the circumferential direction of the transfer hopper with the plurality of driving wheels.

In accordance with yet another embodied and preferred aspect of the invention, the desiccant crystallization system further comprises a bearing assembly, the bearing assembly comprises a bearing seat for supporting the crystallization kettle, a bearing arranged on the stirring shaft and positioned in the bearing seat, wherein, the bearing seat is provided with an oil nozzle which can be communicated with the bearing installation area, the bearing assembly also comprises an oil storage barrel, an oil pump which pumps lubricating oil in the oil storage barrel to the oil nozzle, an oil pipe used for conveying the lubricating oil and a temperature control device which can detect the temperature of the bearing and automatically control the work of the oil pump, wherein the oil nozzle is positioned above the bearing, the temperature control device can set a rated parameter value, when the detected temperature of the bearing is higher than the set rated parameter value of the bearing temperature, the oil pump is automatically started, lubricating oil enters the bearing from the nozzle, and the oil pump stops working until the temperature is reduced to be lower than a rated parameter value.

Preferably, the bearing frame includes the seat body that is used for installing the bearing, is located respectively the upper junction plate and the lower connecting plate of seat body upper and lower tip and setting are in between upper junction plate and the lower connecting plate and be in a plurality of support floor of the periphery of seat body, wherein the upper junction plate is connected with the bottom of crystallization kettle, and the lower connecting plate is connected with dehumidification crystallization system's chassis, and a plurality of support floor have formed the radiator unit of bearing frame along the periphery evenly distributed of seat body, and the outside of a plurality of support floor is located on the same cylinder or the lateral surface of round platform that use the (mixing) shaft to form as the center.

In addition, the guardrail assembly comprises a guardrail frame arranged on the periphery of the transfer hopper in a surrounding mode along the circumferential direction of the installation panel, a safety door positioned on one side of the guardrail frame, and a stair frame positioned on the outer side of the kettle frame and capable of climbing into the guardrail frame from the safety door, wherein the safety door is movably arranged on the guardrail frame along the horizontal direction, the guardrail assembly further comprises a driving piece used for driving the safety door to intelligently open and close the door, and a processor used for issuing a driving instruction to the driving piece, and when a maintainer climbs into the guardrail frame in an ascending mode, the safety door is automatically opened; when the maintainer climbs out of the guardrail frame or is positioned on the mounting panel, the safety door is automatically closed.

Compared with the prior art, the invention has the following advantages:

on one hand, the transfer hopper can be vertically adjusted along the height direction of the kettle frame, so that the kettle cover of the crystallization kettle can be quickly opened, and the emergency treatment or cleaning work of the crystallization kettle is facilitated; on the other hand, on the premise of not influencing the normal use of the valve, the dust in the material can be quickly and conveniently removed, and the quality of the product after crystallization is ensured.

Drawings

FIG. 1 is a schematic front view of a desiccant crystallization system according to the present invention;

FIG. 2 is a schematic top view of FIG. 1;

FIG. 3 is a left side schematic view of FIG. 1;

FIG. 4 is an enlarged view of FIG. 3 at D;

FIG. 5 is a schematic view of the bearing assembly construction of the present invention;

FIG. 6 is a schematic view of the guardrail assembly of the present invention;

FIG. 7 is a top view of FIG. 6;

FIG. 8 is an enlarged schematic view at X in FIG. 6;

in the drawings: 1. a kettle frame; 2. a crystallization kettle; 20. a kettle body; 21. a kettle cover; 22. a locking member; 221. a first connecting seat; 222. a second connecting seat; 223. a fastener; a. a notch; b. a pivot; c. a bolt; d. a hand wheel; 3. a feeding device; 30. installing a panel; 31. a transfer hopper; 31a, a connecting seat; 32. a connection portion (feed passage); 33. a screw rod; 34. a drive mechanism; 340. a driving wheel; 341. a transmission belt; 342. a motor; 343. a drive belt; 344. a tension wheel;

A. a valve means; 5A, a first valve; 51A, a first valve seat; 52A, a second valve seat; 6A, a second valve; 61A, a second valve seat; 62A, a second valve plate; 621. an upper valve plate layer; 622. a lower valve plate layer; 623. an intermediate valve plate layer; 71A, a first cylinder; 72A, a second cylinder; 8A, an air inlet channel; 9A, an air outlet channel;

B. a guardrail assembly; 3B, a guardrail frame; 4B, a safety door; 5B, a stair frame; 50B, a grab rail; 51B, ladder bars; type 52B, U rail; 53B, connecting rod; 6B, a driving piece; 7B, slide rails (convex strips); 8B, a pulley component; 80B, a roller; 800B, wheel grooves; 9B, a door frame; 90B, a sliding chute; n, an unlocking button;

E. a bearing assembly; 1E, a chassis; 3E, a bearing seat; 30E, oil nozzle; 31E, a seat body; 32E, an upper connecting plate; 33E, a lower connecting plate; 34E, a support rib plate; 4E, a stirring shaft; 5E, a bearing; 6E, an oil storage barrel; 7E, an oil pump; 8E, an oil pipe; 9E, a temperature control device.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 8, the dehumidification crystallization system according to the present embodiment includes a tank rack 1, a crystallization tank 2, a feeding device 3 for feeding the material into the crystallization tank 2, a valve device a for controlling the material feeding of the feeding device 3, a guardrail assembly B disposed on the top of the tank rack 1, a stirring device disposed in the crystallization tank 2, and a driving device for driving the stirring device to rotate.

The crystallization kettle 2 comprises a kettle body 20, a kettle cover 21 which can be detached from the top of the kettle body 20, and a plurality of locking pieces 22 which are used for locking and connecting the kettle body 20 and the kettle cover 21, wherein the locking pieces 22 are uniformly distributed along the circumferential direction of the kettle body 20.

Specifically, the locking member 22 includes a first connecting seat 221 and a second connecting seat 222 fixed to the kettle body 20 and the kettle cover 21, respectively, and a fastener 223 for fastening the first connecting seat 221 and the second connecting seat 222 relatively.

In this example, the first connecting seat 221 and the second connecting seat 222 both extend horizontally outward, wherein a notch a is formed on the second connecting seat 222, the notch a extends inward from the outer extending end of the second connecting seat 222, the fastener 223 includes a bolt c rotatably disposed at the outer end of the first connecting seat 221 by a horizontally disposed pivot b, and a hand wheel d threadedly coupled with the bolt c, when the fastener 223 is locked, the bolt c rotates upward around the pivot b and is located in the notch a, and the hand wheel d is tightened to lock the bolt c in the notch a.

Further, when the fastener 223 is locked, the bolt c is vertically disposed and abuts against the inner end of the gap a.

The feeding device 3 comprises a mounting panel 30 disposed on the kettle frame 1 and located above the kettle cover 21, a transfer hopper 31 mounted on the mounting panel 30, and a connecting portion 32 (i.e. a feeding channel) for communicating the bottom of the transfer hopper 31 with the kettle cover 21, wherein the transfer hopper 31 is adjustably mounted on the mounting panel 30 along the height direction of the kettle frame 1.

Specifically, the connecting seat 31a is provided at the periphery of the transfer hopper 31, and the feeding device 3 further includes a screw rod 33 provided on the mounting panel 300 and engaged with the connecting seat 31a, and a driving mechanism 34 for driving the screw rod 33 to rotate around its axis, wherein the screw rod 33 extends along the height direction of the kettle frame 1, and the connecting seat 31a is lifted up and down along with the rotation of the screw rod 33. Therefore, the screw 33 is driven to rotate, so that the transfer hopper 31 can be lifted up and down, and the fastener 223 of the crystallization kettle 2 is unfastened, so that the kettle cover 21 can be directly opened by the lifting of the transfer hopper 31.

Specifically, the plurality of screw rods 33 are distributed around the transfer hopper 31 at intervals in the circumferential direction; the driving mechanism 34 is used for driving the plurality of screw rods 33 to synchronously rotate.

In this example, the driving mechanism 34 includes a transmission wheel 340 fixed to each of the lead screws 33, a transmission belt 341 for drivingly connecting the plurality of transmission wheels 340, a driving wheel provided on any one of the plurality of lead screws 33, a motor 342 and a driving belt 343 for driving the driving wheel to rotate, and a tension wheel 344 for tensioning the transmission belt 341.

The tension wheel 344 is provided in plural and spaced from the plural driving wheels 340 around the circumference of the transfer hopper.

In this example, the driving wheel 340, the driving wheel, and the tension wheel 344 are sprockets, and the driving belt 343 and the driving belt 341 are chains matching the sprockets.

In this example, a feed hopper 35 is provided between the discharge end of the transfer mechanism and the transfer hopper 31, and the inlet of the transfer hopper 31 is located in the central region of the top of the transfer hopper 31. Thereby preventing the materials from being accumulated at one side of the transfer hopper 31.

This embodiment can adjust the setting from top to bottom along the direction of height of cauldron frame through the transfer hopper for crystallization kettle's kettle cover can be opened along with it the express delivery, thereby makes things convenient for crystallization kettle's emergency treatment or clearance work. Meanwhile, the matching mode of the screw rod nut is adopted, so that the vertical running is high in stability and accuracy and is very simple and convenient.

Meanwhile, the feeding passage 32 is a vertically arranged circular tubular passage.

Specifically, the valve device a includes a first valve 5A disposed at an upper portion of the feeding passage 32 and a second valve 6A disposed at a lower portion of the feeding passage 32, wherein the second valve 6A is provided with a dust removing device.

Specifically, the first valve 5A is a gate valve, the first valve 5A includes a first valve seat 51A transversely disposed on the feeding passage 32 and a first valve plate 52A slidably disposed in the first valve seat 51A, the first valve seat 51A has a first valve passage communicating with the feeding passage 32 at the upper and lower ends of the first valve seat 51A, and the first valve plate 52A slides in the first valve seat 51A and controls opening and closing of the first valve passage.

The second valve 6A is a gate valve, and includes a second valve seat 61A transversely disposed on the feeding passage 32 and a second valve plate 62A slidably disposed in the second valve seat 61A, the second valve seat 61A has a second valve passage communicating with the feeding passage 32 at the upper and lower ends of the second valve seat 61A, and the second valve plate 62A slides in the second valve seat 61A and controls the opening and closing of the second valve passage.

The dust removal device comprises an air inlet channel 8A and an air outlet channel 9A which are arranged on the second valve plate 62A, high-pressure air is sprayed into the feeding channel 32 from the air inlet channel 8A, and dust and air in the feeding channel are extracted out together from the air outlet channel 9A. The air inlet passage 8A and the air outlet passage 9A are respectively disposed on the upper and lower side surfaces of the second valve plate 62A, the opening of the air inlet passage 8A is disposed upward, and the opening of the air outlet passage 9A is disposed downward. Filter screens are respectively arranged at the connection parts of the inlet channel 8A and the outlet channel 9A and the second valve 6A. In the present embodiment, the second valve plate 62A has a three-layer structure including an upper valve plate layer 621, a lower valve plate layer 622 and a middle valve plate layer 623 located in the upper valve plate layer 621 and the lower valve plate layer 622 that are fixedly disposed to each other, the air inlet passage 8A and the air outlet passage 9A are disposed in the middle valve plate layer 623, and an opening is provided on the upper valve plate layer 621.

The valve arrangement a further comprises control means for controlling the opening or closing of the first valve 5A and the second valve 6A, respectively. The control device includes a first cylinder 71A for controlling the opening and closing of the first valve 5A and a second cylinder 72A for controlling the opening and closing of the second valve 6A.

In summary, the valve device has the following advantages:

1) the second valve is provided with a dust removal device, so that dust in the material can be quickly and conveniently removed on the premise of not influencing the normal use of the valve;

2) the gas inlet channel and the gas outlet channel are arranged on the upper surface of the second valve plate, and the work of the crystallization kettle cannot be influenced under the condition that the second valve plate is closed;

3) the first valve and the second valve are respectively controlled by the first cylinder and the second cylinder, and the blanking speed can be controlled by the first valve.

Specifically, the guardrail assembly B comprises a guardrail frame 3B arranged on the periphery of the transfer hopper 31 along the circumferential direction of the installation panel 30, a safety door 4B positioned on one side of the guardrail frame 3B, and a stair frame 5B positioned on the outer side of the kettle frame 1 and capable of climbing into the guardrail frame 3B from the safety door 4B, wherein the safety door 4B is movably arranged on the guardrail frame 3B along the horizontal direction, the guardrail assembly further comprises a driving piece 6B used for driving the safety door 4B to intelligently open and close the door, and a processor for issuing a driving instruction to the driving piece 6B, and when a maintainer climbs into the guardrail frame 3B, the safety door 4B is automatically opened; the safety door 4B is automatically closed when the maintenance person climbs out of the barrier frame 3B or is positioned on the installation panel 30.

The processor comprises a first monitoring unit capable of monitoring whether a maintainer goes up the stairs 5B and goes down the stairs, a second monitoring unit capable of monitoring whether the maintainer is on the installation panel 30, and an unlocking unit located in an area surrounded by the guardrail frame 3B, when the maintainer goes up, the first monitoring unit feeds back information to the processor, the driving part 6B opens the safety door 4B, and the safety door 4B is automatically closed until the second monitoring unit monitors that the maintainer is on the maintenance platform; after the maintenance, control the unblock unit, emergency exit 4B opens, and maintainer is down, and driving piece 6B is closed the emergency exit.

Specifically, the first monitoring unit comprises a plurality of monitoring points which are sequentially distributed on the stair frame 5, and when a maintainer climbs the stairs from bottom to top, the plurality of monitoring points feed the obtained uplink information back to the processor; when the maintainer climbs the stairs from top to bottom, the plurality of monitoring points feed the acquired downlink information back to the processor.

Specifically, the second monitoring unit is a gravity sensor, when the gravity on the maintenance platform increases, the gravity sensor feeds back information to the processor, and at the moment, the conclusion is that maintenance personnel exist on the maintenance platform, and the safety door is automatically closed.

Specifically, the unlocking unit comprises an unlocking button N arranged on the inner side of the opening position of the guardrail frame close to the safety door 4B and a control circuit communicated with the processor, and when the maintenance is completed, the unlocking button N is operated, the safety door is opened, and maintenance personnel can move downwards.

The guardrail frame 3B is provided with a slide rail 7B, and the bottom of the safety door 4B is provided with a pulley assembly 8B slidably provided on the slide rail 7B.

The sliding rail 7B protrudes upward from the mounting panel 30 to form a protruding strip, and the pulley assembly 8B includes a plurality of rollers 80B rotating around a horizontal axis, wherein a wheel groove 800B matching with the protruding strip is formed on the outer periphery of each roller 80B.

The driving piece 6B is a telescopic rod, and the driving mode of the telescopic rod is electric, pneumatic or hydraulic.

Meanwhile, the guardrail assembly further comprises a door frame 9B positioned at the top of the safety door 4B and fixed on the guardrail frame 3B, wherein the door frame 9B is provided with a sliding groove 90B extending along the length direction thereof, and the top of the safety door 4B is slidably arranged in the sliding groove 90B.

The stair frame 5B includes two balustrades 50B positioned on both sides, a plurality of ladder bars 51B provided between the two balustrades 50B, and a plurality of U-shaped rails 52B positioned above the balustrades 50B, wherein the U-shaped rails 52B are horizontally disposed and both end portions thereof are fixed to the balustrades 50B on both sides.

Further, the stair case 5B further includes a connecting rod 53B fixedly connecting the plurality of U-shaped surrounding rods 52B to each other.

In this example, the stair frame 5B is divided into two parts, one part of which is convenient for climbing into the area formed by the guardrail frame from the safety door to maintain the centering hopper; the other part is convenient to climb into the crystallization kettle to maintain the structures of the crystallization kettle or the gate valve and the like.

Meanwhile, the crystallization system also comprises a bearing assembly E, which comprises a bearing seat 3E for supporting the crystallization kettle 2, a bearing 5E arranged on the stirring shaft 4E and positioned in the bearing seat 3E, wherein the bearing seat 3E is provided with an oil nozzle 30E capable of being communicated with a bearing installation area, the bearing assembly also comprises an oil storage barrel 6E, an oil pump 7E for pumping lubricating oil in the oil storage barrel 6E to the oil nozzle, an oil pipe 8E for conveying the lubricating oil, and a temperature control device capable of detecting the temperature of the bearing 5E and automatically controlling the oil pump 7E to work, wherein the oil nozzle 30E is positioned above the bearing 5E, the temperature control device can set a rated parameter value, when the detected temperature of the bearing is higher than the set rated parameter value of the bearing temperature, the oil pump 7E is automatically started, the lubricating oil enters the bearing from a nozzle until the temperature is reduced to be lower than the rated parameter value, the oil pump 7E stops operating.

Specifically, the rated parameter value is 125 +/-5 ℃. When the detected temperature of the bearing is higher than the set rated parameter value of the bearing temperature, the oil pump is automatically started, the lubricating oil enters the bearing from the nozzle, and the oil pump stops working until the temperature is reduced to be lower than the set rated parameter value.

The bearing seat 3E comprises a seat body 31E for mounting the bearing 5E, an upper connecting plate 32E and a lower connecting plate 33E which are respectively positioned at the upper end and the lower end of the seat body 31E, wherein the upper connecting plate 32E is connected with the bottom of the crystallization kettle 2, and the lower connecting plate 33E is connected with the underframe 1E of the dehumidification crystallization system.

In this example, the outer contours of the upper connecting plate 32E and the lower connecting plate 33E are circular, and the centers of the two circles are on a straight line perpendicular to the horizontal plane.

The diameter of the lower connecting plate 33E is larger than that of the upper connecting plate 32E.

Meanwhile, a plurality of support ribs 34E are provided between the upper connecting plate 32E and the lower connecting plate 33E at the periphery of the seat body 31E.

The plurality of support ribs 34E are uniformly distributed along the outer periphery of the seat body 31E, and the outer sides of the plurality of support ribs 34E are located on the outer side surface of the same cylinder or circular truncated cone formed with the stirring shaft 4E as the center. In this example, the outer sides of the plurality of support ribs 34E are located on the outer side surfaces of the same circular truncated cone formed around the stirring shaft 4E. The outer diameter of the round platform is gradually increased from top to bottom.

Specifically, each support rib 34E has a right-angled trapezoidal shape, and an end face at which a right-angled waist thereof is located is fixed to the seat body 31E. In other words, the seat body 31E is cylindrical in outer profile.

Meanwhile, the plurality of support ribs 34E constitute a heat radiation assembly of the bearing housing 3E. Therefore, the support rib 34E has two functions: one is to improve the support strength of the bearing housing 3E; and the other is used for cooling the bearing seat 3E.

Further, in order to further enhance the heat radiation effect, a heat radiation fin (not shown) may be further mounted on each of the support ribs 34E.

By the arrangement of the bearing assembly, the following advantages are achieved:

1) lubricating oil is automatically added through the arrangement of the temperature control device, so that the abrasion of the bearing is prevented, the service life of the bearing is prolonged, and the production efficiency is ensured;

2) the bearing seat is cooled through the support rib plates, so that the temperature of the bearing is reduced, and the service life of the bearing is prolonged.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the invention, and not to limit the scope of the invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.

Claims

1. The utility model provides a dehumidification crystallization system, its includes cauldron frame, crystallization kettle, be used for to feedway of feed in the crystallization kettle, be used for controlling the valve gear of feedway unloading, set up at the guardrail subassembly at cauldron frame top, be located the agitating unit of crystallization kettle and be used for the drive agitating unit pivoted drive arrangement, wherein crystallization kettle include the cauldron body and can dismantle the kettle cover at cauldron body top, feedway is including being located the transfer hopper of kettle cover top, be used for transmitting the crushed aggregates to the transport mechanism of transfer hopper, be used for with the transfer hopper with the pay-off passageway that the kettle cover is linked together, valve gear is including setting up the first valve on pay-off passageway upper portion, its characterized in that: the kettle frame is provided with an installation panel, the installation panel is positioned above the kettle cover, the lower end part of the transfer hopper is communicated with the kettle cover through a connecting part, and the transfer hopper can be installed on the installation panel in an adjustable manner along the height direction of the kettle frame; the valve device also comprises a second valve arranged below the first valve and a dust removal device arranged on the second valve, wherein the second valve and the first valve are positioned in the same feeding channel, the second valve is a gate valve and comprises a second valve seat transversely arranged on the feeding channel and a second valve plate arranged in the second valve seat in a sliding manner, the second valve seat is internally provided with a second valve channel communicated with the feeding channel at the upper end and the lower end of the second valve seat, and the second valve plate slides in the second valve seat and controls the opening and closing of the second valve channel; the dust removal device comprises an air inlet channel and an air outlet channel which are arranged on the second valve plate, high-pressure gas is sprayed into the feeding channel by the air inlet channel, dust and gas in the feeding channel are extracted out by the air outlet channel, the air inlet channel and the air outlet channel are respectively arranged on the upper side surface and the lower side surface of the second valve plate, the opening of the air inlet channel is arranged upwards, the opening of the air outlet channel is arranged downwards, and filter screens are respectively arranged at the joints of the air inlet channel and the air outlet channel and the second valve channel; the guardrail assembly comprises a guardrail frame arranged on the periphery of the transfer hopper in a surrounding mode along the circumferential direction of the installation panel, a safety door positioned on one side of the guardrail frame, and a stair frame positioned on the outer side of the kettle frame and capable of climbing into the guardrail frame from the safety door, wherein the safety door is movably arranged on the guardrail frame along the horizontal direction, the guardrail assembly further comprises a driving piece used for driving the safety door to intelligently open and close the door, and a processor used for issuing a driving instruction to the driving piece, and when maintenance personnel go upwards, the safety door is automatically opened; when the maintenance personnel descend or are positioned on the installation panel, the safety door is automatically closed; the processor comprises a first monitoring unit capable of monitoring maintenance personnel going up and down the stair frames, a second monitoring unit capable of monitoring whether the maintenance personnel are located on the installation panel, and an unlocking unit located in an area defined by the guardrail frames, when the maintenance personnel go up, the first monitoring unit feeds information back to the processor, the driving piece opens the safety door, and when the second monitoring unit monitors that the maintenance personnel are located on the maintenance platform, the safety door is automatically closed; when the overhaul is finished, the unlocking unit is operated, the safety door is opened, maintenance personnel descend, and the driving piece closes the safety door; the first monitoring unit comprises a plurality of monitoring points which are sequentially distributed on the stair frame, and when maintenance personnel climb the stairs from bottom to top, the plurality of monitoring points feed the obtained uplink information back to the processor; when the maintainers climb stairs from top to bottom, the plurality of monitoring points feed the acquired downlink information back to the processor; the second monitoring unit is a gravity sensor, when the gravity on the maintenance platform is increased, the gravity sensor feeds information back to the processor, and at the moment, the conclusion is that maintenance personnel exist on the maintenance platform, and the safety door is automatically closed; the unlocking unit comprises an unlocking button N arranged on the inner side of the guardrail frame close to the opening position of the safety door and a control circuit communicated with the processor, and when the maintenance is completed, the unlocking button N is operated, the safety door is opened, and maintenance personnel can move downwards.

2. The dehumidification crystallization system of claim 1, wherein: the first valve is a gate valve, the first valve comprises a first valve seat arranged on the feeding channel in a transverse mode and a first valve plate arranged in the first valve seat in a sliding mode, the first valve seat is internally provided with a communicating mode, the first valve seat is provided with two ends at the upper end and the lower end, the first valve channel of the feeding channel is arranged, and the first valve plate is in sliding control in the first valve seat to open and close the first valve channel.

3. The dehumidification crystallization system of claim 1, wherein: the periphery of the transfer hopper is provided with connecting seats, the feeding device further comprises a screw rod which is arranged on the mounting panel and matched with the connecting seats, and a driving mechanism for driving the screw rod to rotate around the axis of the screw rod, wherein the screw rod extends along the height direction of the kettle frame, the connecting seats are lifted up and down along with the rotation of the screw rod, and a plurality of screw rods are distributed around the transfer hopper at intervals in the circumferential direction; the driving mechanism is used for driving the screw rods to synchronously rotate.

4. The dehumidification crystallization system of claim 3, wherein: the driving mechanism comprises a driving wheel fixed on each screw rod, a driving belt used for driving and connecting the driving wheels, a driving wheel positioned on any one of the screw rods, a motor and a driving belt used for driving the driving wheel to rotate, and a tension wheel used for tensioning the driving belt, wherein the tension wheel is provided with a plurality of tension wheels, and the tension wheels and the driving wheels are arranged around the transfer hopper at intervals in the circumferential direction.

5. The dehumidification crystallization system of claim 1, wherein: the dehumidifying and crystallizing system also comprises a bearing assembly, the bearing assembly comprises a bearing seat for supporting the crystallizing kettle and a bearing which is arranged on the stirring shaft and is positioned in the bearing seat, wherein the bearing seat is provided with a nozzle which can be communicated with the bearing installation area, the bearing assembly also comprises an oil storage barrel, an oil pump which pumps lubricating oil in the oil storage barrel to the nozzle, an oil pipe which is used for conveying the lubricating oil, and a temperature control device which can detect the temperature of the bearing and automatically control the oil pump to work, wherein the oil nozzle is positioned above the bearing, the temperature control device can set a rated parameter value, when the detected temperature of the bearing is higher than the set rated parameter value of the bearing temperature, the oil pump is automatically started, the lubricating oil enters the bearing from the nozzle, and the oil pump stops working until the temperature is reduced to be lower than the set rated parameter value.

6. The dehumidification crystallization system of claim 5, wherein: the bearing frame including be used for the installation the seat body of bearing, be located respectively the upper junction plate and the lower connecting plate of seat body upper and lower tip and setting are in between upper junction plate and the lower connecting plate and be in a plurality of support floor of the periphery of seat body, wherein the upper junction plate with the bottom of crystallization kettle is connected, the lower connecting plate with dehumidification crystallization system's chassis is connected, and is a plurality of support floor along the periphery evenly distributed of seat body has constituted the radiator unit of bearing frame, and is a plurality of the outside of support floor is located same use the (mixing) shaft is the lateral surface of the cylinder or the round platform that the center formed.