Hydrofluoric acid reaction kettle

By designing a cleaning mechanism and agitating mechanism in the hydrofluoric acid reactor, the problem of corrosion and disassembly in the long-term use of the hydrofluoric acid reactor is solved, and a higher operating efficiency and service life is achieved.

CN222624557UActive Publication Date: 2025-03-18JIANGXI CHINA FLUORINE CHEM CO LTD
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Patent Information

Application Number
CN202421327860.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-12
Publication Date
2025-03-18
Estimated Expiration
2034-06-12

AI Technical Summary

Technical Problem

Common hydrofluoric acid reactors are susceptible to corrosion by hydrofluoric acid during long-term use, resulting in shortening of service life and inconvenient disassembly and cleaning operation.

Method used

A hydrofluoric acid reactor is designed, including a reaction cylinder, a roof plate and a cleaning mechanism. A stirring mechanism is set at the bottom of the top plate, and a cleaning mechanism is set on the outside. The cleaning mechanism includes a slot, a limiting groove, a slider, a rack, a gear, a support shaft, a worm gear and a worm. Through the cooperation of these components, the disassembly of the top plate and the cleaning and maintenance of parts are achieved.

Benefits of technology

By setting up a cleaning mechanism, the roof panel is easily disassembled, which reduces the damage to the parts by raw materials, improves the operating efficiency, and extends the service life of the device. At the same time, the mixing mechanism ensures the stirring and mixing of the raw materials and the sealing performance of the reaction cylinder.

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Abstract

The utility model relates to the technical field of reaction kettles, and discloses a hydrofluoric acid reaction kettle which comprises a reaction cylinder, a top plate movably connected to the top of the reaction cylinder, a stirring mechanism arranged at the bottom of the top plate, a cleaning mechanism arranged on the outer side of the top plate and comprising a clamping groove fixedly connected to the outer side of the reaction cylinder, and a limiting groove fixedly connected to one side of the clamping groove. A clamping block is fixedly connected to one side of the sliding block, a rack is fixedly connected to the bottom of the sliding block, a gear is meshed with one side of the rack, a supporting shaft is fixedly connected to an inner ring of the gear, a worm wheel is fixedly connected to the outer wall of the supporting shaft, and a worm is meshed with an outer ring of the worm wheel. According to the hydrofluoric acid reaction kettle, the top plate can be disassembled by lifting the top plate upwards through the arranged cleaning mechanism, so that parts such as the stirring shaft and the inner wall of the reaction cylinder can be cleaned and maintained conveniently, the situation that the parts are damaged by raw materials is reduced, meanwhile, good operation efficiency can be achieved, and the service life of the device is prolonged.
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Description

Technical Field

[0001] The utility model relates to the technical field of reaction kettles, in particular to a hydrofluoric acid reaction kettle. Background Art

[0002] Hydrofluoric acid is an inorganic compound, an acidic substance composed of hydrogen and fluorine elements. It is a strong acid that dissociates rapidly in water to produce hydrogen ions and fluoride ions. Hydrofluoric acid is highly corrosive and can corrode many materials, including glass, ceramics, and most metals. Its corrosiveness can cause serious injuries.

[0003] With the development of science and technology, hydrofluoric acid has been widely used, and common hydrofluoric acid reactors are often integrated. During long-term use, hydrofluoric acid will stick to the inside of the reactor, causing corrosion damage to the reactor, thereby reducing the service life of the hydrofluoric acid reactor and making it inconvenient to disassemble and clean. Utility Model Content

[0004] The purpose of the utility model is to provide a hydrofluoric acid reaction kettle to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: a hydrofluoric acid reactor, comprising a reaction cylinder, a top plate movably connected to the top of the reaction cylinder, a stirring mechanism disposed at the bottom of the top plate, and a cleaning mechanism disposed on the outer side of the top plate;

[0006] The cleaning mechanism includes a card slot, which is fixedly connected to the outside of the reaction cylinder, one side of the card slot is fixedly connected to a limiting slot, the inner wall of the limiting slot is slidably connected to a slider, one side of the slider is fixedly connected to a card block, the bottom of the slider is fixedly connected to a rack, one side of the rack is meshed with a gear, the inner ring of the gear is fixedly connected to a support shaft, the outer wall of the support shaft is fixedly connected to a worm wheel, the outer ring of the worm wheel is meshed with a worm, the outer side of the card slot is fixedly connected to a fixed block, and the outer side of the top plate is fixedly connected to a long block.

[0007] Preferably, the outer shape of the long block matches the shape of the inner wall of the slot, and the long block is slidably connected to the inner wall of the slot to ensure the stability of the top plate limit.

[0008] Preferably, the worm screw passes through the fixed block and rotates, and one end of the worm screw is fixedly connected with a handle to provide stable support for the worm screw.

[0009] Preferably, the support shaft is rotatably connected to the outer wall of the reaction tube, and the clamping block passes through the clamping slot and moves, so that the clamping block can be moved and limited by the long block.

[0010] Preferably, a limiting opening is provided on one side of the long block, and the clamping block is inserted into the inner wall of the limiting opening, so that the clamping block and the limiting opening cooperate with each other to limit the long block.

[0011] Preferably, the stirring mechanism includes a motor, the motor is fixedly connected to the top of the top plate, the output end of the motor is fixedly connected to the stirring shaft, and the bottom of the top plate is fixedly connected to sealing ring 1 and sealing ring 2, respectively, to ensure the stability of the raw materials during the stirring reaction process.

[0012] Preferably, the stirring shaft passes through the top plate and rotates, a sealing groove is opened on the top of the reaction tube, the second sealing ring is movably connected to the inner wall of the sealing groove, and the first sealing ring is movably connected to the inner wall of the reaction tube.

[0013] Compared with the prior art, the utility model provides a hydrofluoric acid reactor, which has the following beneficial effects:

[0014] The hydrofluoric acid reactor can be disassembled by lifting the top plate upwards through the cleaning mechanism, which is convenient for cleaning and maintenance of parts such as the stirring shaft and the inner wall of the reaction tube, reducing the damage of the parts by raw materials, and achieving good operating efficiency and extending the service life of the device.

[0015] The hydrofluoric acid reactor has a stirring mechanism and a stirring shaft which can stir and mix the raw materials. Meanwhile, the first sealing ring, the second sealing ring and the sealing groove cooperate with each other to provide good sealing performance for the inside of the reaction cylinder, thereby ensuring the stability of the raw materials during the stirring reaction process and facilitating further processing of the raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0017] Figure 1 This is a front view of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure after the top plate is disassembled;

[0019] Figure 3 This is a bottom view of the top plate;

[0020] Figure 4 for Figure 2 The enlarged structural diagram at A in the middle;

[0021] Figure 5 It is a structural diagram of the card block.

[0022] In the figure: 1. reaction cylinder; 2. cleaning mechanism; 21. slot; 22. limiting slot; 23. slider; 24. rack; 25. gear; 26. support shaft; 27. worm gear; 28. worm; 29. ​​fixing block; 201. long block; 202. slot; 3. top plate; 4. stirring mechanism; 41. motor; 42. stirring shaft; 43. sealing ring 1; 44. sealing ring 2. DETAILED DESCRIPTION

[0023] 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.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The utility model provides the following technical solutions:

[0026] Embodiment 1, combined with Figures 1 to 5 A hydrofluoric acid reactor comprises a reaction tube 1, a top plate 3 is movably connected to the top of the reaction tube 1, a stirring mechanism 4 is arranged at the bottom of the top plate 3, and a cleaning mechanism 2 is arranged outside the top plate 3;

[0027] The cleaning mechanism 2 includes a card slot 21, which is fixedly connected to the outer side of the reaction cylinder 1, one side of the card slot 21 is fixedly connected to a limiting slot 22, the inner wall of the limiting slot 22 is slidably connected to a slider 23, one side of the slider 23 is fixedly connected to a card block 202, the bottom of the slider 23 is fixedly connected to a rack 24, one side of the rack 24 is meshed with a gear 25, the inner ring of the gear 25 is fixedly connected to a support shaft 26, the outer wall of the support shaft 26 is fixedly connected to a worm gear 27, the outer ring of the worm gear 27 is meshed with a worm 28, the outer side of the card slot 21 is fixedly connected to a fixed block 29, and the outer side of the top plate 3 is fixedly connected to a long block 201.

[0028] Furthermore, the outer shape of the long block 201 matches the inner wall shape of the slot 21 , and the long block 201 is slidably connected to the inner wall of the slot 21 to ensure the stability of the top plate 3 in limiting the position.

[0029] Furthermore, the worm 28 passes through the fixed block 29 and rotates, and one end of the worm 28 is fixedly connected to a handle to provide stable support for the worm 28 .

[0030] Furthermore, the support shaft 26 is rotatably connected to the outer wall of the reaction tube 1 , and the clamping block 202 penetrates the clamping slot 21 and moves, so that the clamping block 202 can be moved and limited by the long block 201 .

[0031] Furthermore, a limiting opening is provided on one side of the long block 201 , and the clamping block 202 is inserted into the inner wall of the limiting opening, so that the clamping block 202 and the limiting opening cooperate with each other to limit the long block 201 .

[0032] Example 2, see Figures 1 to 5 On the basis of Example 1, a stirring mechanism 4 is further obtained, which includes a motor 41, the motor 41 is fixedly connected to the top of the top plate 3, the output end of the motor 41 is fixedly connected to a stirring shaft 42, and the bottom of the top plate 3 is respectively fixedly connected to a sealing ring 1 43 and a sealing ring 2 44, thereby ensuring the stability of the raw materials during the stirring reaction process.

[0033] Furthermore, the stirring shaft 42 penetrates the top plate 3 and rotates, a sealing groove is opened on the top of the reaction tube 1, the second sealing ring 44 is movably connected to the inner wall of the sealing groove, and the first sealing ring 43 is movably connected to the inner wall of the reaction tube 1.

[0034] In actual operation, when this device is used, the raw materials to be processed are added to the interior of the reaction tube 1 through the feeding hole opened in the top plate 3, and then the motor 41 can be started to make the output end of the motor 41 drive the stirring shaft 42 to rotate, and the stirring shaft 42 can stir and mix the raw materials. At the same time, with the mutual cooperation of the sealing ring 1 43, the sealing ring 2 44 and the sealing groove, the interior of the reaction tube 1 can have a good sealing performance, thereby ensuring the stability of the raw materials during the stirring reaction process and facilitating the further development of the raw material processing work.

[0035] During long-term use, when it is necessary to clean the inner wall of the reaction tube 1, the handle can be rotated first to drive the worm 28 to rotate, and the worm 28 can drive the support shaft 26 to rotate through the worm gear 27, and the support shaft 26 drives the gear 25 to rotate. Since the gear 25 and the rack 24 are in a meshing relationship, the gear 25 drives the rack 24 to move, and the rack 24 can drive the block 202 to disengage from the inside of the long block 201 through the slider 23, canceling the limit on the long block 201, and then the top plate 3 can be lifted upwards to realize the disassembly of the top plate 3, so as to facilitate the cleaning and maintenance of the stirring shaft 42, the inner wall of the reaction tube 1 and other parts, reduce the damage of the parts by the raw materials, and at the same time achieve good operating efficiency and extend the service life of the device.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A hydrofluoric acid reactor, comprising a reaction cylinder (1), characterized in that: The top of the reaction cylinder (1) is movably connected to a top plate (3), a stirring mechanism (4) is provided at the bottom of the top plate (3), and a cleaning mechanism (2) is provided on the outside of the top plate (3); The cleaning mechanism (2) comprises a slot (21), wherein the slot (21) is fixedly connected to the outside of the reaction tube (1), one side of the slot (21) is fixedly connected to a limiting slot (22), the inner wall of the limiting slot (22) is slidably connected to a slider (23), one side of the slider (23) is fixedly connected to a block (202), the bottom of the slider (23) is fixedly connected to a rack (24), one side of the rack (24) is meshed with a gear (25), the inner ring of the gear (25) is fixedly connected to a support shaft (26), the outer wall of the support shaft (26) is fixedly connected to a worm gear (27), the outer ring of the worm gear (27) is meshed with a worm (28), the outer side of the slot (21) is fixedly connected to a fixed block (29), and the outer side of the top plate (3) is fixedly connected to a long block (201).

2. A hydrofluoric acid reactor according to claim 1, characterized in that: The outer shape of the long block (201) matches the inner wall shape of the slot (21), and the long block (201) is slidably connected to the inner wall of the slot (21).

3. A hydrofluoric acid reactor according to claim 1, characterized in that: The worm (28) passes through the fixed block (29) and rotates, and one end of the worm (28) is fixedly connected to a handle.

4. A hydrofluoric acid reactor according to claim 1, characterized in that: The support shaft (26) is rotatably connected to the outer wall of the reaction cylinder (1), and the clamping block (202) penetrates the clamping slot (21) and moves.

5. A hydrofluoric acid reactor according to claim 1, characterized in that: A limiting opening is provided on one side of the long block (201), and the clamping block (202) is plugged into the inner wall of the limiting opening.

6. A hydrofluoric acid reaction kettle according to claim 1, characterized in that: The stirring mechanism (4) comprises a motor (41), the motor (41) being fixedly connected to the top of the top plate (3), the output end of the motor (41) being fixedly connected to a stirring shaft (42), and the bottom of the top plate (3) being fixedly connected to a sealing ring 1 (43) and a sealing ring 2 (44).

7. A hydrofluoric acid reaction kettle according to claim 6, characterized in that: The stirring shaft (42) penetrates the top plate (3) and rotates. A sealing groove is provided on the top of the reaction tube (1). The second sealing ring (44) is movably connected to the inner wall of the sealing groove. The first sealing ring (43) is movably connected to the inner wall of the reaction tube (1).