Mixed reaction device for paraformaldehyde powder

Abstract

The utility model discloses a mixing reaction device for paraformaldehyde powder, and particularly relates to the technical field of paraformaldehyde preparation equipment, the mixing reaction device comprises a shell, a feeding mechanism is fixedly connected to the middle of the upper end of the outer surface of the shell, and a heating mechanism is fixedly connected to a gap between the inner surface of the shell and the outer surface of a reaction inner barrel. A plurality of stirring mechanisms are fixedly connected to the outer surface of the first rotating shaft at intervals, and a smashing mechanism is fixedly connected to the upper portion of an inner cavity of the connecting sleeve. According to the mixed reaction device for paraformaldehyde powder disclosed by the utility model, mixed raw materials in reaction can be heated under the action of the heating mechanism so as to fully react, and reactants can be fully stirred through the stirring mechanism; in addition, through the smashing mechanism, the fed caked raw materials can be smashed, so that the caked raw materials smoothly fall into the inner cavity of the reaction inner barrel, and the practicability and the universality of the device are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of paraformaldehyde preparation equipment, in particular to a mixing reaction device for paraformaldehyde powder. Background Art

[0002] Polyformaldehyde is a solid particle, which is beneficial to the application in chemical synthesis and other industrial fields such as chemical industry and pharmaceutical industry. In addition, polyformaldehyde can reduce the energy consumption of dehydration and greatly reduce the amount of wastewater treatment in a variety of formaldehyde downstream products such as synthetic pesticides, synthetic resins, coatings and fumigation disinfectants. Polyformaldehyde can also be used as a disinfectant, bactericide, fumigant and herbicide, as well as in the manufacture of resins and artificial ivory.

[0003] At present, during the preparation of paraformaldehyde, the paraformaldehyde powder stored together for a long time has a clumping phenomenon. During the feeding process, the clumped paraformaldehyde powder cannot be broken up so that it can be smoothly scattered into the reaction kettle, resulting in a decrease in the production efficiency of the mixing reaction of the paraformaldehyde powder, which is not convenient for widespread application. Summary of the invention

[0004] The main purpose of the utility model is to provide a mixing reaction device for paraformaldehyde powder, which can effectively solve the problem that the agglomerated paraformaldehyde powder cannot be broken up to make it scatter smoothly into the reaction kettle.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A mixing reaction device for paraformaldehyde powder comprises a shell, wherein an injection pipe is fixedly connected to the right side of the upper portion of the outer surface of the shell, a discharge pipe is fixedly connected to the left side of the lower portion of the outer surface of the shell, a support mechanism is fixedly connected to the lower end of the outer surface of the shell, a motor is fixedly connected to the middle of the support mechanism, a fixing mechanism is fixedly connected to the upper portion of the outer surface of the shell, a feeding mechanism is fixedly connected to the middle portion of the upper portion of the outer surface of the shell, a reaction inner barrel is fixedly connected to the middle portion of the inner cavity of the shell, a heating mechanism is fixedly connected to the gap between the inner surface of the shell and the outer surface of the reaction inner barrel, a sealing sleeve is fixedly connected to the middle portion of the bottom wall of the inner cavity of the shell and the middle portion of the bottom wall of the inner cavity of the reaction inner barrel, a rotating shaft 1 is rotatably connected to the middle portion of the sealing sleeve, a plurality of stirring mechanisms are fixedly connected to the outer surface of the rotating shaft 1 at intervals, a connecting kit is fixedly connected to the upper portion of the outer surface of the rotating shaft 1, a crushing mechanism is fixedly connected to the upper portion of the inner cavity of the connecting kit, and the lower end of the outer surface of the rotating shaft 1 is fixedly connected to the output end of a piston rod at the upper portion of the motor.

[0007] Preferably, the supporting mechanism comprises a base, and a supporting tray is fixedly connected to the upper portion of the outer surface of the base.

[0008] Preferably, the fixing mechanism comprises a fixing ring, an upper portion of an outer surface of the fixing ring is fixedly connected to a limiting frame, and an inner surface of the fixing ring is fixedly connected to an upper portion of an outer surface of the housing.

[0009] Preferably, the feeding mechanism comprises a feeding tube, an upper end of the outer surface of the feeding tube is movably connected with a sealing cover, and an upper end of the outer surface of the feeding tube is fixedly connected to the inner surface of the limiting frame.

[0010] Preferably, the heating mechanism comprises a plurality of heating tubes, and a plurality of connecting tubes are fixedly connected to the outer surfaces of the plurality of heating tubes in a common annular array.

[0011] Preferably, the crushing mechanism includes a connecting column 2, and a plurality of groups of rotating blades are fixedly connected to the outer surface of the connecting column 2 at intervals, and the sizes of the plurality of groups of rotating blades gradually decrease from top to bottom. The lower end of the outer surface of the connecting column 2 is fixedly connected to the upper end of the outer surface of the rotating shaft 1, and the plurality of groups of rotating blades are located in the inner cavity of the feeding tube.

[0012] Preferably, the stirring mechanism comprises a positioning sleeve, a plurality of stirring plates are fixedly connected to the outer surface of the positioning sleeve in an annular array, and the inner surface of the positioning sleeve is fixedly connected to an outer surface of a rotating shaft.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model can realize the function of supporting the outer shell through the supporting mechanism, and can limit and fix the feeding mechanism through the fixing mechanism, and can feed the polyformaldehyde powder through the feeding mechanism at the same time, thereby improving the practicability of the device, and can heat the mixed raw materials in the reaction under the action of the heating mechanism to make them fully react, and can fully stir the reactants through the stirring mechanism, and can break the put-in agglomerated raw materials through the breaking mechanism to make them fall smoothly into the inner cavity of the reaction barrel, thereby improving the practicability and universality of the device.

[0015] The utility model can drive the rotating shaft 1 and the connecting column 2 to start rotating at the same time under the drive of the motor, and then can drive a plurality of groups of rotating blades and a plurality of groups of stirring plates to rotate, and can break up the agglomerated polyformaldehyde powder through the plurality of groups and make it scatter smoothly into the inner cavity of the reaction barrel, and at the same time, can stir the mixed raw materials through the plurality of groups of stirring plates to make them fully react, so that the reaction rate of the raw materials can be greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2It is a schematic diagram of the supporting mechanism, fixing mechanism and feeding mechanism of the utility model;

[0018] Figure 3 This is a schematic diagram of the heating mechanism and crushing mechanism of the utility model;

[0019] Figure 4 This is a schematic diagram of the stirring mechanism structure of the utility model.

[0020] In the figure: 1. outer shell; 2. liquid injection pipe; 3. discharge pipe; 4. supporting mechanism; 41. base; 42. support tray; 5. motor; 6. fixing mechanism; 61. fixing ring; 62. limit frame; 7. feeding mechanism; 71. feeding pipe; 72. sealing cover; 8. reaction inner barrel; 9. heating mechanism; 91. heating pipe; 92. connecting pipe; 10. sealing sleeve; 11. rotating shaft 1; 12. stirring mechanism; 121. positioning sleeve; 122. stirring plate; 13. connecting kit; 14. breaking mechanism; 141. connecting column 2; 142. rotating blade. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] like Figure 1 As shown, a mixing reaction device for paraformaldehyde powder comprises a shell 1, a liquid injection pipe 2 is fixedly connected to the right side of the upper outer surface of the shell 1, a discharge pipe 3 is fixedly connected to the left side of the lower outer surface of the shell 1, a support mechanism 4 is fixedly connected to the lower end of the outer surface of the shell 1, and the shell 1 can be supported, a motor 5 is fixedly connected to the middle of the support mechanism 4, a fixing mechanism 6 is fixedly connected to the upper outer surface of the shell 1, and the feeding mechanism 7 can be limited and fixed, a feeding mechanism 7 is fixedly connected to the middle of the upper end of the outer surface of the shell 1, and the paraformaldehyde powder can be fed, a reaction inner barrel 8 is fixedly connected to the middle of the inner cavity of the shell 1, and a heating mechanism 9 is fixedly connected in the gap between the inner surface of the shell 1 and the outer surface of the reaction inner barrel 8. The mixed raw materials in the reaction can be heated. The middle of the bottom wall of the inner cavity of the outer shell 1 and the middle of the bottom wall of the inner cavity of the reaction inner barrel 8 are fixedly connected to a sealing sleeve 10, which can prevent the reaction liquid and gas from leaking. The middle of the sealing sleeve 10 is rotatably connected with a rotating shaft 11, and a plurality of stirring mechanisms 12 are fixedly connected to the outer surface of the rotating shaft 11 at intervals, which can fully stir the reactants. The upper end of the outer surface of the rotating shaft 11 is fixedly connected with a connecting kit 13, and the upper part of the inner cavity of the connecting kit 13 is fixedly connected with a breaking mechanism 14, which can break the agglomerated raw materials put in and make them fall smoothly into the inner cavity of the reaction inner barrel 8, and the lower end of the outer surface of the rotating shaft 11 is fixedly connected to the piston rod output end of the upper part of the motor 5.

[0023] In order to achieve the purpose of bearing the housing 1, refer to Figure 2 The supporting mechanism 4 includes a base 41 , and a supporting tray 42 is fixedly connected to the upper portion of the outer surface of the base 41 , so as to provide stable support for the housing 1 .

[0024] In order to achieve the purpose of limiting and fixing the feeding mechanism 7, refer to Figure 2 The fixing mechanism 6 includes a fixing ring 61, and the upper outer surface of the fixing ring 61 is fixedly connected to a limiting frame 62, which can clamp and lock the position of the feeding tube 71 to prevent the feeding tube 71 from shaking during feeding, and the inner surface of the fixing ring 61 is fixedly connected to the upper outer surface of the shell 1.

[0025] In order to achieve the purpose of feeding the paraformaldehyde powder, refer to Figure 2 The feeding mechanism 7 includes a feeding tube 71, and the upper end of the outer surface of the feeding tube 71 is movably connected with a sealing cover 72, which can prevent the raw materials from splashing when the crushing mechanism 14 is used to crush the raw materials after the feeding is completed, while ensuring the sealing of the inner cavity of the feeding tube 71, and the upper end of the outer surface of the feeding tube 71 is fixedly connected to the inner surface of the limit frame 62.

[0026] In order to achieve the purpose of heating the mixed raw materials in the mixed reaction, refer to Figure 3 The heating mechanism 9 includes a plurality of heating tubes 91, and a plurality of connecting tubes 92 are fixedly connected to the outer surfaces of the plurality of heating tubes 91 in a common annular array, so as to achieve the effect of increasing the reaction plasticity of the raw materials by heating the raw materials.

[0027] In order to break up the agglomerated raw materials so that they can fall smoothly into the inner cavity of the reaction inner barrel 8, refer to Figure 3 The crushing mechanism 14 includes a second connecting column 141, and a plurality of groups of rotating blades 142 are fixedly connected at intervals on the outer surface of the second connecting column 141, and the sizes of the plurality of rotating blades 142 gradually decrease from top to bottom, which can achieve the function of stirring and crushing the agglomerated raw materials while assisting them in smoothly feeding. The lower end of the outer surface of the second connecting column 141 is fixedly connected to the upper end of the outer surface of the rotating shaft 11, and the plurality of groups of rotating blades 142 are located in the inner cavity of the feeding tube 71.

[0028] In order to achieve the purpose of sufficient stirring of the reactants, refer to Figure 4 The stirring mechanism 12 includes a positioning sleeve 121, and a plurality of stirring plates 122 are fixedly connected in an annular array on the outer surface of the positioning sleeve 121, which can stir the mixed raw materials put into the inner cavity of the reaction barrel 8 to make them react fully, and the inner surface of the positioning sleeve 121 is fixedly connected to the outer surface of the rotating shaft 11.

[0029] It should be noted that the specific installation method of the motor 5, the circuit connection method and the control method in the present invention are all conventional designs and will not be elaborated in detail in the present invention.

[0030] The working principle of the utility model is as follows: first, a certain amount of polyformaldehyde powder is put into the inner cavity of the feeding tube 71, at this time, the sealing cover 72 is covered on the top of the feeding tube 71, and then the power supply of the motor 5 is turned on, so that the piston rod output end of the upper part of the motor 5 drives the connecting column 2 141 to rotate, and then the rotating groups of rotating blades 142 break up the agglomerated raw materials, and at the same time, the raw materials put into the inner cavity of the feeding tube 71 are assisted to smoothly scatter along the inner wall of the feeding tube 71 into the inner cavity of the reaction inner barrel 8, at this time, the required solution can be injected through the injection tube 2, and the piston rod output end of the driven motor 5 will drive the rotating shaft 11 to start rotating, and the rotating shaft 11 during the rotation process will drive several groups of stirring plates 122 to start stirring the raw materials mixed with the solution, and at the same time, the mixed raw materials in the inner cavity of the reaction inner barrel 8 can be heated by several heating tubes 91, so that it can react quickly and fully react, and after the reaction is complete, it can be discharged to the outside through the discharge pipe 3 for unified collection.

[0031] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A mixing reaction device for paraformaldehyde powder, comprising a housing (1), characterized in that: The right side of the upper portion of the outer surface of the shell (1) is fixedly connected to a liquid injection pipe (2); the left side of the lower portion of the outer surface of the shell (1) is fixedly connected to a discharge pipe (3); the lower end of the outer surface of the shell (1) is fixedly connected to a support mechanism (4); the middle portion of the support mechanism (4) is fixedly connected to a motor (5); the upper portion of the outer surface of the shell (1) is fixedly connected to a fixing mechanism (6); the middle portion of the upper portion of the outer surface of the shell (1) is fixedly connected to a feeding mechanism (7); the middle portion of the inner cavity of the shell (1) is fixedly connected to a reaction inner barrel (8); and the gap between the inner surface of the shell (1) and the outer surface of the reaction inner barrel (8) is connected to a common A heating mechanism (9) is fixedly connected thereto; a sealing sleeve (10) is fixedly connected to the middle of the inner cavity bottom wall of the outer shell (1) and the middle of the inner cavity bottom wall of the reaction inner barrel (8); a rotating shaft (11) is rotatably connected to the middle of the sealing sleeve (10); a plurality of stirring mechanisms (12) are fixedly connected to the outer surface of the rotating shaft (11) at intervals; a connecting sleeve (13) is fixedly connected to the upper end of the outer surface of the rotating shaft (11); a crushing mechanism (14) is fixedly connected to the upper inner cavity of the connecting sleeve (13); and a lower outer surface of the rotating shaft (11) is fixedly connected to the output end of a piston rod at the upper portion of the motor (5).

2. A mixing reaction device for paraformaldehyde powder according to claim 1, characterized in that: The supporting mechanism (4) comprises a base (41), and a supporting tray (42) is fixedly connected to the upper portion of the outer surface of the base (41).

3. A mixing reaction device for paraformaldehyde powder according to claim 1, characterized in that: The fixing mechanism (6) comprises a fixing ring (61), the upper portion of the outer surface of the fixing ring (61) being fixedly connected to a limiting frame (62), and the inner surface of the fixing ring (61) being fixedly connected to the upper portion of the outer surface of the housing (1).

4. A mixing reaction device for paraformaldehyde powder according to claim 3, characterized in that: The feeding mechanism (7) comprises a feeding tube (71), the upper end of the outer surface of the feeding tube (71) being movably connected to a sealing cover (72), and the upper end of the outer surface of the feeding tube (71) being fixedly connected to the inner surface of the limiting frame (62).

5. A mixing reaction device for paraformaldehyde powder according to claim 1, characterized in that: The heating mechanism (9) comprises a plurality of heating tubes (91), and a plurality of connecting tubes (92) are fixedly connected to the outer surfaces of the plurality of heating tubes (91) in a common annular array.

6. A mixing reaction device for paraformaldehyde powder according to claim 4, characterized in that: The crushing mechanism (14) comprises a second connecting column (141), the outer surface of the second connecting column (141) being fixedly connected with a plurality of groups of rotating blades (142) at intervals, and the sizes of the plurality of groups of rotating blades (142) gradually decrease from top to bottom, the lower end of the outer surface of the second connecting column (141) being fixedly connected to the upper end of the outer surface of the first rotating shaft (11), and the plurality of groups of rotating blades (142) being located in the inner cavity of the feeding tube (71).

7. A mixing reaction device for paraformaldehyde powder according to claim 1, characterized in that: The stirring mechanism (12) comprises a positioning sleeve (121), a plurality of stirring plates (122) are fixedly connected in an annular array on the outer surface of the positioning sleeve (121), and the inner surface of the positioning sleeve (121) is fixedly connected to the outer surface of the first rotating shaft (11).

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