Anti-blocking discharging valve of crystallization kettle

Abstract

The utility model discloses an anti-blocking crystallization kettle discharge valve which comprises a crystallization kettle body, a discharge port is formed in the bottom of the crystallization kettle body, a conical pipe is arranged at the bottom of the discharge port, a coil shell is arranged on the outer wall of the conical pipe, iron cores are fixedly connected to the interior of the coil shell at equal intervals, and the iron cores are connected with the discharge port. An electromagnetic coil is arranged outside the iron core, a bipolar bi-pass relay is installed on one side of the outer wall of the coil shell, and a wedge-shaped valve element is arranged in the discharging opening. The utility model relates to the technical field of crystallization kettles, and solves the technical problems that in the prior art, a dead volume exists at a kettle bottom discharge port of a reaction kettle, when the reaction kettle is started for stirring, the flowability of the dead volume is very poor, insoluble substances in the reaction kettle can be deposited at the dead volume, and meanwhile, due to the fact that no jacket is used for heating, the reaction kettle cannot be heated. And a whole block of crystal is easily formed after desolventizing and cooling, so that the discharging is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to crystallization kettle technical field, concretely is a kind of anti-blocking crystallization kettle discharge valve. BACKGROUND

[0002] Crystallization kettle is the mixing reaction equipment in the mixing, heating, cooling, stirring process of material mixing, pharmaceutical, food and other industries, after material mixing reaction, the crystallization equipment that frozen water or coolant water in interlayer needs sharp cooling, its key link lies in the size of interlayer area, the structural form of stirrer and material outlet form, high-precision polishing in tank body, and the requirement of no dead angle cleaning in tank body to meet process use condition.In prior art, there is a dead volume between the kettle bottom discharge port of crystallization kettle and valve, when the reaction kettle is started stirring, the flowability of this dead volume is very poor, and the insoluble matter in the reaction kettle will deposit here, and since this position is not heated by jacket, it is easy to form a whole crystallization after desolventizing and cooling, which affects the discharge. SUMMARY

[0003] In view of the deficiencies of the prior art, the utility model provides a kind of anti-blocking crystallization kettle discharge valve, solve the problem that the kettle bottom discharge port of reaction kettle exists a dead volume in prior art, when the reaction kettle is started stirring, the flowability of this dead volume is very poor, and the insoluble matter in the reaction kettle will deposit here, and since this position is not heated by jacket, it is easy to form a whole crystallization after desolventizing and cooling, which affects the discharge.

[0004] To achieve the above object, the utility model is realized by the following technical scheme: a kind of anti-blocking crystallization kettle discharge valve, including crystallization kettle body, the bottom of the crystallization kettle body is provided with discharge port, the bottom of the discharge port is provided with conical tube, the outer wall of the conical tube is provided with coil shell, the inside of the coil shell is fixedly connected with iron core at equal intervals, the outside of the iron core is provided with electromagnetic coil, the outer wall of the coil shell is installed with double-pole double-throw relay on one side, the inside of the discharge port is provided with wedge-shaped valve core, the wedge-shaped valve core is connected with discharge port and conical tube respectively, the outer wall of the wedge-shaped valve core is installed with magnetic block at equal intervals, the magnetic block is correspondingly arranged with electromagnetic coil, the outside of the wedge-shaped valve core is provided with fluorine rubber sleeve, the fluorine rubber sleeve is connected with discharge port and conical tube respectively, the inside bottom of the wedge-shaped valve core is provided with counterweight.

[0005] Preferably, the inner wall bottom of the wedge-shaped valve core is provided with limit rail, the bottom of the wedge-shaped valve core is connected with bottom plate, the bottom plate is fixedly connected with limit rail by first fixed bolt, the inner wall top of the wedge-shaped valve core is fixedly connected with support rod, the support rod is connected with bottom plate, and the bottom plate is fixedly connected with support rod by second fixed bolt.

[0006] Preferably, the inner wall top of the wedge-shaped valve core is provided with a reinforcing plate equidistantly.

[0007] Preferably, the outer wall of the wedge-shaped valve core is provided with a fixing groove, the magnetic block is connected with the fixing groove in a matched mode, and the magnetic block is connected with the fixing groove in a matched mode through a third fixing bolt.

[0008] Preferably, the wedge-shaped valve core is internally provided with an EVA filler.

[0009] The utility model provides a kind of anti-blocking crystallization kettle discharge valve.It has the following beneficial effects: the anti-blocking crystallization kettle discharge valve, through the cooperation between crystallization kettle body, discharge port, conical tube, coil shell, iron core, electromagnetic coil, bipolar double-pass relay, wedge-shaped valve core, magnetic block, fluorine rubber sleeve and counterweight, reaction kettle discharge valve adopts split design, when reaction kettle discharge valve is closed, the top surface of wedge-shaped valve core is flush with the top end of discharge port, can avoid forming dead volume in the kettle bottom discharge port of reaction kettle, ensure the effective flow of material at discharge port, can avoid insoluble matter deposition or whole block crystallization at discharge port, which helps to improve the discharge efficiency of reaction kettle and equipment maintenance convenience.

[0010] Through the cooperation between wedge-shaped valve core, limiting guide, bottom plate, first fixing bolt, support rod and second fixing bolt, by being buckled into the bottom of wedge-shaped valve core and being fixed using first fixing bolt and limiting guide, and being fixed using second fixing bolt and support rod, the bottom of wedge-shaped valve core can be capped and fixed, and the top surface of wedge-shaped valve core and bottom plate are stably supported by support rod, which can enhance the stability and pressure-bearing performance of overall structure, which helps to improve the service life of wedge-shaped valve core and reduce the frequency of maintenance and replacement. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is structure schematic view of the utility model;

[0012] Figure 2 It is structure schematic view of wedge-shaped valve core, magnetic block and counterweight in the utility model;

[0013] Figure 3 It is Figure 1 It is the local enlarged view of area A in the utility model;

[0014] Figure 4 It is Figure 1 It is the local enlarged view of area B in the utility model.

[0015] In the figure: 1, crystallization kettle body; 2, discharge port; 3, conical tube; 4, coil shell; 5, iron core; 6, electromagnetic coil; 7, bipolar double-pass relay; 8, wedge-shaped valve core; 9, magnetic block; 10, fluororubber sleeve; 11, counterweight; 12, limit guide; 13, bottom plate; 14, first fixing bolt; 15, support rod; 16, second fixing bolt; 17, reinforcing plate; 18, fixed groove; 19, third fixing bolt; 20, EVA filler. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0017] In the prior art, the discharge port of the kettle bottom of the reaction kettle has a dead volume. When the reaction kettle is started to stir, the flowability of the dead volume is very poor, and the insoluble substances in the reaction kettle will deposit here. Meanwhile, since there is no heating jacket at this position, a whole block of crystals will be formed after desolubilization and cooling, which will affect the discharge.

[0018] Therefore, the utility model provides a kind of anti-blocking crystallization kettle discharge valve, through the cooperation between crystallization kettle body, discharge port, conical tube, coil shell, iron core, electromagnetic coil, bipolar double-pass relay, wedge-shaped valve core, magnetic block, fluororubber sleeve and counterweight, reaction kettle discharge valve adopts split design, when reaction kettle discharge valve is in closed state, electromagnetic coil generates magnetic force that is attracted to magnetic block, so that wedge-shaped valve core forms closed to discharge port and conical tube, when reaction kettle needs to discharge, by changing the direction of magnetic force of electromagnetic coil, electromagnetic coil generates magnetic force that is repelled to magnetic block, wedge-shaped valve core floats to liquid surface under the action of its own buoyancy, so that material can be discharged through discharge port and conical tube, when reaction kettle discharge valve is closed, the top surface of wedge-shaped valve core is flush with the top end of discharge port, avoid forming dead volume at the discharge port of the kettle bottom of reaction kettle, ensure the effective flow of material at discharge port, avoid insoluble substances depositing or whole block of crystals at discharge port, improve discharge efficiency and equipment maintenance convenience.

[0019] Through the personnel in the art, all electrical components in the case are connected with their adapted power supply through wires, and appropriate controller and encoder should be selected according to actual situation to meet control requirements. Specific connection and control sequence should be completed in the order of working sequence between electrical components according to the working principle described below. The detailed connection means is well known in the art. The working principle and process are mainly introduced below, and electrical control is not described.

[0020] From Figures 1-4 It can be known that the anti-clogging discharge valve of crystallization kettle comprises a crystallization kettle body 1, the bottom of the crystallization kettle body 1 is provided with a discharge port 2, the bottom of the discharge port 2 is provided with a conical pipe 3, the outer wall of the conical pipe 3 is provided with a coil shell 4, the inside of the coil shell 4 is fixedly connected with iron cores 5 at equal intervals, the outside of the iron cores 5 is provided with electromagnetic coils 6, the outer wall of the coil shell 4 is provided with a double-pole double-throw relay 7 on one side, the inside of the discharge port 2 is provided with a wedge-shaped valve core 8, the wedge-shaped valve core 8 is connected with the discharge port 2 and the conical pipe 3 in cooperation, the outer wall of the wedge-shaped valve core 8 is provided with magnetic blocks 9 at equal intervals, the magnetic blocks 9 are arranged correspondingly with the electromagnetic coils 6, the outside of the wedge-shaped valve core 8 is provided with a fluororubber sleeve 10, the fluororubber sleeve 10 is connected with the discharge port 2 and the conical pipe 3 in cooperation, and the inside bottom of the wedge-shaped valve core 8 is provided with a counterweight 11.

[0021] In the implementation process, it is worth pointing out that through the cooperation between the crystallization kettle body 1, the discharge port 2 and the conical pipe 3, the discharge port 2 is arranged at the bottom of the crystallization kettle body 1 and is integrally formed with the crystallization kettle body 1, the thick end of the conical pipe 3 is connected with the discharge port 2, through the cooperation between the conical pipe 3, the coil shell 4, the iron core 5, the electromagnetic coil 6 and the double-pole double-throw relay 7, the electromagnetic coil 6 is composed of the electromagnetic iron core 5, a plurality of electromagnets are fixed on the outer side of the conical pipe 3 by the coil shell 4, the magnetic field direction of the electromagnet is controlled by controlling the current direction of the electromagnetic coil 6 through the double-pole double-throw relay 7, through the cooperation between the crystallization kettle body 1, the discharge port 2, the conical pipe 3, the wedge-shaped valve core 8 and the fluororubber sleeve 10, the top of the wedge-shaped valve core 8 is cylindrical and matched with the discharge port 2, the outer side angle of the bottom of the wedge-shaped valve core 8 is matched with the inner side angle of the conical pipe 3, the wedge-shaped valve core 8 can be inserted into the inside of the discharge port 2 and the conical pipe 3 and forms a seal through the fluororubber sleeve 10, when the wedge-shaped valve core 8 is in the closed state, the top of the wedge-shaped valve core 8 is flush with the top end of the discharge port 2, so as to avoid forming a dead volume at the discharge port of the reactor kettle and ensure the effective flow of the material at the discharge port, through the cooperation between the wedge-shaped valve core 8, the fluororubber sleeve 10 and the counterweight 11, the inside of the wedge-shaped valve core 8 is a hollow structure, the center of gravity of the wedge-shaped valve core 8 is at the bottom through the counterweight 11, so as to ensure that the bottom of the wedge-shaped valve core 8 always faces the outlet end of the conical pipe 3, through the cooperation between the crystallization kettle body 1, the discharge port 2, the conical pipe 3, the coil shell 4, the iron core 5, the electromagnetic coil 6, the double-pole double-throw relay 7, the wedge-shaped valve core 8, the magnetic block 9, the fluororubber sleeve 10 and the counterweight 11, the reactor discharge valve is designed in a split type, when it is needed to close the kettle bottom discharge valve, the double-pole double-throw relay 7 is controlled to make the electromagnetic coil 6 generate a magnetic force that attracts the magnetic block 9, so that the wedge-shaped valve core 8 is fixed in the conical pipe 3 and forms a seal through the fluororubber sleeve 10, thereby realizing the closing of the reactor discharge valve, when it is needed to open the kettle bottom discharge valve, the double-pole double-throw relay 7 is controlled to change the current direction of the electromagnetic coil 6, so that the electromagnetic coil 6 generates a magnetic force that repels the magnetic block 9, the wedge-shaped valve core 8 is subjected to an upward repulsive force and floats to the liquid surface under the action of its own buoyancy from the inside of the discharge port 2 and the conical pipe 3, so that the material can be discharged through the discharge port 2 and the conical pipe 3, after the completion of the material discharge, the wedge-shaped valve core 8 falls into the kettle bottom of the reactor again, so as to reseal the discharge port 2 and the conical pipe 3, through the cooperation between the crystallization kettle body 1, the discharge port 2, the conical pipe 3, the coil shell 4, the iron core 5, the electromagnetic coil 6, the double-pole double-throw relay 7, the wedge-shaped valve core 8, the magnetic block 9, the fluororubber sleeve 10 and the counterweight 11, the reactor discharge valve is designed in a split type, when the reactor discharge valve is in the closed state, the electromagnetic coil 6 generates a magnetic force that attracts the magnetic block 9, so that the wedge-shaped valve core 8 forms a seal for the discharge port 2 and the conical pipe 3, when the reactor needs to be discharged, the magnetic direction of the electromagnetic coil 6 is changed, so that the electromagnetic coil 6 generates a magnetic force that repels the magnetic block 9,The wedge-shaped valve core 8 is floated to the liquid surface under the action of its own buoyancy, so that the material can be discharged through the discharge port 2 and the conical pipe 3. When the discharge valve of the reaction kettle is closed, the top surface of the wedge-shaped valve core 8 is flush with the top end of the discharge port 2, avoiding the formation of a dead volume at the bottom discharge port of the reaction kettle, ensuring the effective flow of the material at the discharge port, avoiding the deposition of insoluble substances or the formation of whole crystals at the discharge port, and improving the discharge efficiency and equipment maintenance convenience. The specific model of the electromagnetic coil 6 and the double-pole double-throw relay 7 is not limited, and it can meet the use requirements.

[0022] Further, the inner wall of the wedge-shaped valve core 8 is provided with a limiting rail 12, and the bottom of the wedge-shaped valve core 8 is connected with a bottom plate 13. The bottom plate 13 is fixedly connected with the limiting rail 12 through a first fixing bolt 14. The inner wall top of the wedge-shaped valve core 8 is fixedly connected with a support rod 15, and the support rod 15 is connected with the bottom plate 13. The bottom plate 13 is fixedly connected with the support rod 15 through a second fixing bolt 16.

[0023] In the specific implementation process, it is particularly worth pointing out that through the cooperation between the wedge-shaped valve core 8, the limiting rail 12, the bottom plate 13, the first fixing bolt 14, the support rod 15 and the second fixing bolt 16, the bottom plate 13 is buckled into the bottom of the wedge-shaped valve core 8, and the first fixing bolt 14 and the limiting rail 12 are used for sealing and fixing. The second fixing bolt 16 and the support rod 15 are fixed, so as to fix the bottom of the wedge-shaped valve core 8, and the support rod 15 stably supports the top surface of the wedge-shaped valve core 8 and the bottom plate 13, thereby enhancing the stability and pressure-bearing performance of the overall structure.

[0024] Further, the inner wall top of the wedge-shaped valve core 8 is equidistantly provided with a reinforcing plate 17. The reinforcing plate 17 is used to improve the structural strength of the wedge-shaped valve core 8, so as to avoid deformation or damage of the wedge-shaped valve core 8 due to excessive stress in the long-term use process, thereby ensuring the stability and service life of the discharge valve.

[0025] In the specific implementation process, it is particularly worth pointing out that the reinforcing plate 17 is used to improve the structural strength of the wedge-shaped valve core 8, so as to avoid deformation or damage of the wedge-shaped valve core 8 due to excessive stress in the long-term use process, thereby ensuring the stability and service life of the discharge valve.

[0026] Further, the outer wall of the wedge-shaped valve core 8 is provided with a fixed groove 18, and the magnetic block 9 is connected with the fixed groove 18. The magnetic block 9 is connected with the fixed groove 18 through a third fixing bolt 19.

[0027] In the specific implementation process, it is worth pointing out that, through the cooperation between the wedge-shaped valve core 8, the magnetic block 9, the fixed groove 18 and the third fixing bolt 19, the magnetic block 9 is fixed in the fixed groove 18 through the third fixing bolt 19, the outer side surface of the magnetic block 9 is flush with the outer side surface of the wedge-shaped valve core 8, so as to ensure the sealing between the wedge-shaped valve core 8 and the conical pipe 3, avoid material leakage, and improve the overall stability and service life;

[0028] Further, the inside of the wedge-shaped valve core 8 is provided with an EVA filler 20, the EVA filler 20 is used for filling the inside of the wedge-shaped valve core 8, improves the overall structural strength and stability, and ensures that the wedge-shaped valve core 8 has sufficient buoyancy;

[0029] In the specific implementation process, it is worth pointing out that, the EVA filler 20 is used for filling the inside of the wedge-shaped valve core 8, improves the overall structural strength and stability, and ensures that the wedge-shaped valve core 8 has sufficient buoyancy.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A clog-resistant discharge valve for a crystallizer, comprising a crystallizer body (1), characterized in that: The bottom of the crystallizing vessel body (1) is provided with a discharge port (2), and a conical tube (3) is provided at the bottom of the discharge port (2). A coil housing (4) is provided on the outer wall of the conical tube (3). Iron cores (5) are fixedly connected at equal intervals inside the coil housing (4). An electromagnetic coil (6) is provided on the outside of the iron core (5). A double-pole double-pass relay (7) is installed on one side of the outer wall of the coil housing (4). A wedge valve is provided inside the discharge port (2). The wedge valve core (8) is connected to the discharge port (2) and the conical tube (3) respectively. Magnetic blocks (9) are installed at equal intervals on the outer wall of the wedge valve core (8). The magnetic blocks (9) are correspondingly arranged with the electromagnetic coil (6). Fluororubber sleeves (10) are provided on the outside of the wedge valve core (8). The fluororubber sleeves (10) are connected to the discharge port (2) and the conical tube (3) respectively. A counterweight block (11) is provided at the bottom inside the wedge valve core (8).

2. The anti-clogging crystallizer discharge valve according to claim 1, characterized in that: The wedge valve core (8) has a limiting edge (12) at the bottom of its inner wall. A base plate (13) is connected to the bottom of the wedge valve core (8). The base plate (13) is fixedly connected to the limiting edge (12) by a first fixing bolt (14). A support rod (15) is fixedly connected to the top of the inner wall of the wedge valve core (8). The support rod (15) is connected to the base plate (13). The base plate (13) is fixedly connected to the support rod (15) by a second fixing bolt (16).

3. The anti-clogging crystallizer discharge valve according to claim 1, characterized in that: The inner wall of the wedge valve core (8) is provided with reinforcing plates (17) at equal intervals.

4. The anti-clogging crystallizer discharge valve according to claim 1, characterized in that: The outer wall of the wedge valve core (8) is provided with a fixing groove (18), the magnetic block (9) is connected to the fixing groove (18) and the magnetic block (9) is connected to the fixing groove (18) by a third fixing bolt (19).

5. The anti-clogging crystallizer discharge valve according to claim 1, characterized in that: The wedge-shaped valve core (8) is filled with EVA material (20).

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