A continuous crystallization device

Abstract

The utility model discloses a continuous crystallization device, and the utility model relates to the technical field of solid purification. In the continuous crystallization device, the cooling water in the first spiral cooling pipe is slightly high to prevent the stress concentration caused by too low temperature and the pipeline from being broken. The temperatures of the second spiral cooling pipe and the third spiral cooling pipe behind are both low, and the cooling is achieved through the multi-stage layer, which can better take away the heat. The heat of the system is continuously removed by circulating heat exchange with a heat exchanger component, and the high-temperature material is converted into a low-temperature material, which speeds up the crystallization speed of the material in the crystallization component. When the third feeding pipe is damaged, the sliding rod is pulled upward to disengage the plug plate and the slot block, and the fixed block is pushed inward synchronously to retract the fixed block into the limit frame, and the second connecting block is pulled out to replace the third feeding pipe. The third feeding pipe is no longer fixed with bolts, and the third feeding pipe is quickly disassembled and replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of solid purification, in particular to a continuous crystallization device. Background Art

[0002] Crystallization is required for solid purification. The process of a substance forming crystals from a liquid or gas state is called crystallization. Most polymers generally slow down their molecular motion at low temperatures, and the molecules tend to arrange themselves in a directional manner to produce crystals, which can be characterized by changes in hardness and tensile stress. Crystallized elastomers are rigid, but not necessarily brittle. They only become brittle at extremely low temperatures.

[0003] However, the current crystallization method uses intermittent cooling. First, the material is put into the crystallization tank, and then the low-temperature water inlet and outlet are connected to the jacket of the crystallization tank to circulate the low-temperature water inside to achieve the effect of cooling the material inside the equipment. During the crystallization process of the material, the low-temperature water may cause the pipeline to rupture, and the pipeline replacement is more troublesome, the production efficiency is low, the time is long, the production capacity is small, and the energy consumption is high. In this regard, we proposed a continuous crystallization device to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a continuous crystallization device, which solves the problems that low-temperature water may cause pipeline rupture during the material crystallization process, pipeline replacement is troublesome, production efficiency is low, time is long, production capacity is small, and energy consumption is high.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a continuous crystallization device, including a crystallization component, a heat exchanger component is fixedly provided on the top of the crystallization component, a first feeding pipe is movably provided on the top of the heat exchanger component, the number of the heat exchanger components is three, a second feeding pipe is fixedly provided on the top of the heat exchanger component on the right side, and a fixed component is movably provided on the left side of the second feeding pipe;

[0006] The fixing assembly includes a first connecting block, a first connecting tube is fixedly connected to the left side of the first connecting block, a protective rubber sleeve is movably provided on the surface of the first connecting tube, a second connecting tube is slidably connected to the inner cavity of the first connecting tube, a second connecting block is fixedly provided on the surface of the second connecting tube, the inner cavity of the second connecting block is fixedly connected to a limiting plate, the surface on the right side of the limiting plate is fixedly connected to a limiting frame, the front and rear sides of the inner cavity of the limiting frame are slidably connected to fixed blocks, and one end of the front fixed block and the other end of the rear fixed block are fixedly connected to support springs.

[0007] Preferably, the surfaces on both the left and right sides of the fixing block are fixedly connected to limit rods, and the surfaces of the limit rods are slidably connected to the inner cavity of the limit frame.

[0008] Preferably, a tooth groove is provided on the right side of the fixing block, the four corners of the right side surface of the first connecting block are movably connected to the rotating rod through the bearing, and the four corners of the right side surface of the first connecting block are fixedly connected to the supporting rod.

[0009] Preferably, the top of the support rod is fixedly connected to a connecting plate, the inner cavity of the connecting plate is slidably connected to a sliding rod, the bottom of the sliding rod is fixedly connected to an insert plate, the surface of the insert plate is movably provided with a slot block, the bottom of the slot block is fixedly connected to a ratchet, the bottom of the ratchet is fixedly connected to the top of the rotating rod, and the surface of the ratchet is meshed with the inner cavity of the tooth groove.

[0010] Preferably, the surface of the limit plate is slidably connected to the surface of the first connecting block, the number of the first feeding pipes is two, the input end of the first feeding pipe on the left is fixedly connected to the output end of the heat exchanger assembly on the left, the output end of the first feeding pipe on the left is fixedly connected to the input end of the heat exchanger assembly in the middle, the input end of the first feeding pipe on the right is fixedly connected to the output end of the heat exchanger assembly in the middle, and the output end of the first feeding pipe on the right is fixedly connected to the input end of the heat exchanger assembly on the right.

[0011] Preferably, a third feeding pipe is fixedly connected to the left surface of the second connecting block, and a first spiral cooling pipe is movably sleeved on the surface of the third feeding pipe.

[0012] Preferably, the surface movable sleeve of the third feeding pipe is provided with a second spiral cooling pipe, and the surface movable sleeve of the third feeding pipe is provided with a third spiral cooling pipe.

[0013] Beneficial Effects

[0014] The utility model provides a continuous crystallization device. Compared with the prior art, it has the following beneficial effects:

[0015] In the continuous crystallization device, the cooling water in the first spiral cooling pipe is slightly high to prevent stress concentration caused by too low temperature and cause the pipe to rupture. The temperatures of the second spiral cooling pipe and the third spiral cooling pipe behind are both low. The cooling is achieved through multiple stages, which can better take away the heat. The heat is circulated and exchanged by the heat exchanger component. The heat of the system is continuously removed, and the high-temperature material is converted into low-temperature material, which speeds up the crystallization of the material in the crystallization component. When the third feeding pipe is damaged, the sliding rod is pulled upward to disengage the plug plate and the slot block. At this time, the fixed block is pushed inward synchronously to retract the fixed block into the limit frame, and the second connecting block is pulled out to replace the third feeding pipe. The third feeding pipe is no longer fixed with bolts, so that the third feeding pipe can be quickly disassembled and replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the main view of the overall structure of the utility model;

[0017] Figure 2 For this utility model Figure 1 Structural plan;

[0018] Figure 3 This is the front view of the fixed component structure of the utility model;

[0019] Figure 4 This is a disassembled diagram of the fixed component structure of the utility model;

[0020] Figure 5 This is an enlarged view of the local structure of the fixing component of the utility model.

[0021] In the figure: 1, crystallization assembly; 2, heat exchanger assembly; 3, first feed pipe; 4, second feed pipe; 5, fixing assembly; 6, third feed pipe; 7, first spiral cooling pipe; 8, second spiral cooling pipe; 9, third spiral cooling pipe; 501, first connecting block; 502, second connecting block; 503, protective rubber sleeve; 504, limit plate; 505, second connecting pipe; 506, first connecting pipe; 507, limit frame; 508, fixing block; 509, limit rod; 510, support spring; 511, tooth groove; 512, ratchet; 513, rotating rod; 514, support rod; 515, slot block; 516, connecting plate; 517, sliding rod; 518, plug plate. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-Figure 5 The utility model provides two technical solutions, which specifically include the following embodiments: Example

[0024] A continuous crystallization device comprises a crystallization assembly 1, a heat exchanger assembly 2 is fixedly provided on the top of the crystallization assembly 1, a first feeding pipe 3 is movably provided on the top of the heat exchanger assembly 2, there are three heat exchanger assemblies 2, a second feeding pipe 4 is fixedly provided on the top of the heat exchanger assembly 2 on the right side, and a fixed assembly 5 is movably provided on the left side of the second feeding pipe 4;

[0025] The fixing assembly 5 includes a first connecting block 501, a first connecting pipe 506 is fixedly connected to the left side of the first connecting block 501, a protective rubber sleeve 503 is movably sleeved on the surface of the first connecting pipe 506, a second connecting pipe 505 is slidably connected to the inner cavity of the first connecting pipe 506, a second connecting block 502 is fixedly sleeved on the surface of the second connecting pipe 505, a limiting plate 504 is fixedly connected to the inner cavity of the second connecting block 502, a limiting frame 507 is fixedly connected to the surface on the right side of the limiting plate 504, a fixing block 508 is slidably connected to the front and rear sides of the inner cavity of the limiting frame 507, and a support spring 510 is fixedly connected to one end of the front fixing block 508 and the other end of the rear fixing block 508;

[0026] The first spiral cooling tube 7, the second spiral cooling tube 8 and the third spiral cooling tube 9 can contact the surface of the third feeding tube 6. The cooling water in the first spiral cooling tube 7 is slightly higher to prevent the temperature from being too low to cause stress concentration and cause the pipeline to rupture. The temperatures of the second spiral cooling tube 8 and the third spiral cooling tube 9 behind are both low. The cooling is achieved through the hierarchical multi-section, which can better take away the heat. The heat exchanger component 2 is used for cyclic heat exchange, and the system heat is continuously removed, and the high-temperature material is converted into low-temperature material, which speeds up the crystallization speed of the material in the crystallization component 1. When the third feeding tube 6 is damaged, the sliding rod 517 is pulled upward at this time to disengage the plug plate 518 and the slot block 515 from being fixed. At this time, the fixing block 508 is pushed inward synchronously to retract the fixing block 508 into the limit frame 507, and the second connecting block 502 is pulled out to replace the third feeding tube 6. The third feeding tube 6 is no longer fixed with bolts, so that the third feeding tube 6 can be quickly disassembled and replaced.

[0027] The surfaces on both sides of the fixed block 508 are fixedly connected to the limiting rods 509, and the surfaces of the limiting rods 509 are slidably connected to the inner cavity of the limiting frame 507;

[0028] By setting the limiting rod 509 , the fixing block 508 is moved horizontally, so that the fixing block 508 can fix the first connecting block 501 and complete the fixation of the third feeding pipe 6 .

[0029] A tooth groove 511 is provided on the right side of the fixing block 508, and the four corners of the right side surface of the first connecting block 501 are movably connected to a rotating rod 513 through a bearing, and the four corners of the right side surface of the first connecting block 501 are fixedly connected to a supporting rod 514;

[0030] The ratchet wheel 512 can rotate by means of the tooth groove 511 , so as to limit the fixing block 508 .

[0031] The top of the support rod 514 is fixedly connected with a connecting plate 516, the inner cavity of the connecting plate 516 is slidably connected with a sliding rod 517, the bottom of the sliding rod 517 is fixedly connected with an inserting plate 518, the surface of the inserting plate 518 is movably sleeved with a slot block 515, the bottom of the slot block 515 is fixedly connected with a ratchet 512, the bottom of the ratchet 512 is fixedly connected to the top of the rotating rod 513, and the surface of the ratchet 512 is meshed with the inner cavity of the tooth groove 511;

[0032] The slide bar 517 is an irregular column. By pulling the slide bar 517 upward, the plug plate 518 and the slot block 515 are disengaged. At this time, the fixed block 508 is pushed inward synchronously to retract into the limit frame 507, making it easier to pull out the second connecting block 502.

[0033] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0034] During operation, the first spiral cooling tube 7, the second spiral cooling tube 8 and the third spiral cooling tube 9 can contact the surface of the third feeding tube 6. The cooling water in the first spiral cooling tube 7 is slightly higher to prevent the temperature from being too low to cause stress concentration and cause the pipeline to rupture. The temperatures of the second spiral cooling tube 8 and the third spiral cooling tube 9 behind are both low. The cooling is achieved through the hierarchical multi-section, which can better take away the heat. The heat exchanger component 2 is used for heat exchange in a cycle, and the heat of the system is continuously removed, and the high-temperature material is converted into low-temperature material, which speeds up the crystallization speed of the material in the crystallization component 1. When the third feeding tube 6 is damaged, the sliding rod 517 is pulled upward at this time to disengage the plug plate 518 and the slot block 515 from being fixed. At this time, the fixing block 508 is pushed inward synchronously to retract the fixing block 508 into the limit frame 507, and the second connecting block 502 is pulled out to replace the third feeding tube 6. The third feeding tube 6 is no longer fixed with bolts, so that the third feeding tube 6 can be quickly disassembled and replaced. Example

[0035] On the basis of Example 1, the surface of the limit plate 504 is slidably connected to the surface of the first connecting block 501, the number of the first feeding pipes 3 is two, the input end of the left first feeding pipe 3 is fixedly connected to the output end of the left heat exchanger assembly 2, the output end of the left first feeding pipe 3 is fixedly connected to the input end of the middle heat exchanger assembly 2, the input end of the right first feeding pipe 3 is fixedly connected to the output end of the middle heat exchanger assembly 2, and the output end of the right first feeding pipe 3 is fixedly connected to the input end of the right heat exchanger assembly 2.

[0036] The third feeding pipe 6 is fixedly connected to the left surface of the second connecting block 502 , and the surface of the third feeding pipe 6 is movably sleeved with a first spiral cooling pipe 7 .

[0037] The surface of the third feeding pipe 6 is movably sleeved with a second spiral cooling pipe 8, and the surface of the third feeding pipe 6 is movably sleeved with a third spiral cooling pipe 9;

[0038] The first spiral cooling tube 7, the second spiral cooling tube 8 and the third spiral cooling tube 9 are in contact with the surface of the third feeding tube 6. At this time, the cooling water in the first spiral cooling tube 7 is slightly high to prevent the temperature from being too low and causing stress concentration, which may cause the pipeline to rupture. The temperatures of the second spiral cooling tube 8 and the third spiral cooling tube 9 behind are both low. The cooling is achieved through multiple stages, which can better take away the heat. The heat exchanger component 2 is used for cyclic heat exchange, and the system heat is continuously removed, converting the high-temperature material into the low-temperature material, thereby accelerating the crystallization speed of the material in the crystallization component 1.

[0039] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the application should be included in the protection scope of the present application.

Claims

1. A continuous crystallization device, comprising a crystallization assembly (1), characterized in that: A heat exchanger assembly (2) is fixedly provided on the top of the crystallization assembly (1), a first feed pipe (3) is movably provided on the top of the heat exchanger assembly (2), the number of the heat exchanger assemblies (2) is three, a second feed pipe (4) is fixedly provided on the top of the right heat exchanger assembly (2), and a fixed assembly (5) is movably provided on the left side of the second feed pipe (4); The fixing assembly (5) comprises a first connecting block (501), a first connecting tube (506) is fixedly connected to the left side of the first connecting block (501), a protective rubber sleeve (503) is movably sleeved on the surface of the first connecting tube (506), a second connecting tube (505) is slidably connected to the inner cavity of the first connecting tube (506), a second connecting block (502) is fixedly sleeved on the surface of the second connecting tube (505), the inner cavity of the second connecting block (502) is fixedly connected to a limiting plate (504), a limiting frame (507) is fixedly connected to the surface of the right side of the limiting plate (504), a fixing block (508) is slidably connected to the front and rear sides of the inner cavity of the limiting frame (507), and a support spring (510) is fixedly connected to one end of the front fixing block (508) and the other end of the rear fixing block (508).

2. A continuous crystallization device according to claim 1, characterized in that: The surfaces on the left and right sides of the fixed block (508) are fixedly connected to the limiting rods (509), and the surfaces of the limiting rods (509) are slidably connected to the inner cavity of the limiting frame (507).

3. A continuous crystallization device according to claim 1, characterized in that: A tooth groove (511) is provided on the right side of the fixing block (508), and the four corners of the right side surface of the first connecting block (501) are movably connected to rotating rods (513) via bearings, and the four corners of the right side surface of the first connecting block (501) are fixedly connected to supporting rods (514).

4. A continuous crystallization device according to claim 3, characterized in that: The top of the support rod (514) is fixedly connected to a connecting plate (516), the inner cavity of the connecting plate (516) is slidably connected to a sliding rod (517), the bottom of the sliding rod (517) is fixedly connected to an inserting plate (518), the surface of the inserting plate (518) is movably sleeved with a slot block (515), the bottom of the slot block (515) is fixedly connected to a ratchet (512), the bottom of the ratchet (512) is fixedly connected to the top of the rotating rod (513), and the surface of the ratchet (512) is meshed with the inner cavity of the tooth groove (511).

5. A continuous crystallization device according to claim 1, characterized in that: The surface of the limit plate (504) is slidably connected to the surface of the first connecting block (501); the number of the first feeding pipes (3) is two; the input end of the first feeding pipe (3) on the left is fixedly connected to the output end of the heat exchanger assembly (2) on the left; the output end of the first feeding pipe (3) on the left is fixedly connected to the input end of the heat exchanger assembly (2) in the middle; the input end of the first feeding pipe (3) on the right is fixedly connected to the output end of the heat exchanger assembly (2) in the middle; and the output end of the first feeding pipe (3) on the right is fixedly connected to the input end of the heat exchanger assembly (2) on the right.

6. A continuous crystallization device according to claim 1, characterized in that: A third feeding pipe (6) is fixedly connected to the left surface of the second connecting block (502), and a first spiral cooling pipe (7) is movably sleeved on the surface of the third feeding pipe (6).

7. A continuous crystallization device according to claim 6, characterized in that: The surface of the third feeding pipe (6) is movably sleeved with a second spiral cooling pipe (8), and the surface of the third feeding pipe (6) is movably sleeved with a third spiral cooling pipe (9).

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