Strip mixer for producing formaldehyde solution

Abstract

The utility model discloses a ribbon mixer for formaldehyde solution production, and relates to the technical field of formaldehyde solution production. According to the screw mixing machine for producing the formaldehyde solution, a driving motor works to drive a rotating shaft to rotate, so that an inner screw rotates to mix and stir solution raw materials, meanwhile, a connecting rod drives an outer screw to rotate, so that the outer screw drives raw materials close to the inner wall of a mixing bin to flow, the raw materials are mixed more sufficiently, and in the discharging process, the raw materials are mixed more sufficiently; the driving motor is used for controlling the outer screw strip to rotate slowly, the wall hanging phenomenon of the solution is effectively avoided, discharging of the solution and follow-up cleaning of the mixing bin are facilitated, noise generated in the working process is absorbed by the sound insulation material in the sound insulation cavity, meanwhile, vibration generated in the working process is transmitted to the supporting base through the outer shell, and through buffering of the shock absorber, the noise is reduced. The impact on the mounting plate and the supporting structure is effectively reduced, and the shock absorption and noise reduction of the whole mixer are realized.

Description

Technical Field

[0001] The utility model relates to the technical field of formaldehyde solution production, in particular to a spiral strip mixer used for formaldehyde solution production. Background Art

[0002] Formaldehyde solution is an important organic raw material, mainly used in plastic industry, synthetic fiber, leather industry, medicine, dyes, etc. During the production process of formaldehyde solution, a ribbon mixer is needed to mix and stir it, which has the advantages of fast mixing speed and high mixing uniformity.

[0003] The existing spiral mixer used for formaldehyde solution production lacks a shock-absorbing and noise-reducing structure, which causes large vibrations and noise to be easily generated during the operation of the mixer, affecting the working environment. At the same time, there is a lack of a cleaning structure for the inner wall of the mixer, which causes the solution to easily stick to the inner wall of the mixer, affecting the unloading and cleaning of the mixer. Summary of the invention

[0004] In view of the deficiencies in the prior art, the utility model provides a ribbon mixer for the production of formaldehyde solution, which solves the problems that the ribbon mixer for the production of formaldehyde solution lacks a shock-absorbing and noise-reducing structure, which causes large vibrations and noise to be easily generated during the operation of the mixer, affecting the working environment, and at the same time lacks a cleaning structure for the inner wall of the mixer, which causes the solution to easily stick to the inner wall of the mixer, affecting the unloading and cleaning of the mixer.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a spiral mixer for formaldehyde solution production, comprising an outer shell, a mixing bin is arranged on the inner side of the outer shell, a soundproof cavity is arranged between the mixing bin and the outer shell, an upper cover is arranged on the upper end of the outer shell, a driving motor is fixedly installed on the upper end of the upper cover, a rotating shaft is arranged on the lower end of the upper cover, an inner spiral is arranged on the outer side of the rotating shaft, an outer spiral is arranged on the outer side of the inner spiral, a valve body is arranged on the lower end of the outer shell, a support seat is arranged on the outer side of the outer shell, a shock absorber is arranged on the lower end of the support seat, and a mounting plate is arranged on the lower end of the shock absorber.

[0006] Preferably, the inner sides of the mixing bin and the outer shell are adapted to each other, the upper and lower ends of the outer shell and the mixing bin are fixedly connected by flanges, and sound insulation material is provided on the inner side of the sound insulation cavity to achieve noise reduction of the mixing bin.

[0007] Preferably, the upper cover and the upper end of the outer shell are detachably connected by bolts, a feed port is provided on the surface of the upper cover, and a sealing cover is provided on the upper end of the feed port to facilitate the feeding and sealing of the mixing bin.

[0008] Preferably, the output end of the drive motor extends to the lower end of the upper cover and is fixedly connected to the upper end of the rotating shaft. The lower end of the rotating shaft and the inner side of the mixing chamber are adapted to each other, and the inner screw is fixedly connected to the outer side of the rotating shaft, so as to facilitate the control of the rotation of the inner screw to stir and mix the solution.

[0009] Preferably, the upper and lower ends of the outer screw and the surface of the rotating shaft are fixedly connected by a connecting rod, and the outer side of the outer screw and the inner side of the mixing chamber are adapted to each other, so as to facilitate the control of the rotation of the outer screw to drive the solution close to the inner wall of the mixing chamber to flow, avoid the solution from hanging on the wall, and make the mixing more uniform.

[0010] Preferably, the upper end of the valve body and the lower end of the outer shell are detachably connected by bolts, the input end of the valve body and the lower end of the mixing bin are connected to each other, and the output end of the valve body is provided with a discharge port to facilitate the control of the discharge of the solution.

[0011] Preferably, the support seat is fixedly connected to the outer side of the upper end of the outer shell, and a plurality of them are arranged in a circular array, the upper end of the shock absorber is fixedly connected to the lower end of the support seat, and the lower end of the shock absorber is fixedly connected to the upper end of the mounting plate, thereby realizing shock-absorbing support for the outer shell. Beneficial Effects

[0012] The utility model provides a ribbon mixer for the production of formaldehyde solution. Compared with the prior art, it has the following beneficial effects:

[0013] 1. The spiral ribbon mixer for formaldehyde solution production is provided with a driving motor, a rotating shaft, an inner spiral ribbon, an outer spiral ribbon, and a connecting rod. The driving motor drives the rotating shaft to rotate, so that the inner spiral ribbon rotates to mix and stir the solution raw materials. At the same time, the connecting rod drives the outer spiral ribbon to rotate, so that the outer spiral ribbon drives the raw materials close to the inner wall of the mixing bin to flow, so that the raw materials are mixed more fully.

[0014] 2. The spiral mixer for the production of formaldehyde solution is provided with a driving motor, an outer spiral, a valve body and a discharge port. The mixed formaldehyde solution is discharged from the discharge port by opening the valve body. During the discharge process, the outer spiral is controlled to rotate slowly by the driving motor, which effectively avoids the phenomenon of solution hanging on the wall, facilitates the discharge of the solution and the subsequent cleaning of the mixing bin.

[0015] 3. The ribbon mixer for the production of formaldehyde solution is provided with a sound insulation cavity, sound insulation material, a support seat, a shock absorber, and a mounting plate. The noise generated during the working process is absorbed by the sound insulation material in the sound insulation cavity, thereby achieving noise reduction of the mixing chamber. At the same time, the vibration generated during the working process is transmitted to the support seat through the outer shell, and is buffered by the shock absorber, thereby effectively reducing the impact on the mounting plate and the supporting structure, thereby achieving shock reduction and noise reduction of the entire mixer. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The three-dimensional structure of the utility model is shown in FIG. Figure 1 ;

[0017] Figure 2 The three-dimensional structure of the utility model is shown in FIG. Figure 2 ;

[0018] Figure 3 It is a front view half-section structure schematic diagram of the utility model.

[0019] In the figure: 1. outer shell; 2. mixing chamber; 3. sound insulation chamber; 31. sound insulation material; 4. upper cover; 41. feed port; 5. drive motor; 6. rotating shaft; 7. inner screw; 8. outer screw; 81. connecting rod; 9. valve body; 91. discharge port; 10. support seat; 11. shock absorber; 12. mounting plate. DETAILED DESCRIPTION

[0020] 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.

[0021] See also Figure 1-3The utility model provides a technical solution: a spiral ribbon mixer for the production of formaldehyde solution, comprising an outer shell 1, a mixing chamber 2 is arranged on the inner side of the outer shell 1, a sound insulation chamber 3 is arranged between the mixing chamber 2 and the outer shell 1, the inner sides of the mixing chamber 2 and the outer shell 1 are adapted to each other, the upper and lower ends of the outer shell 1 and the mixing chamber 2 are fixedly connected by flanges, a sound insulation material 31 is arranged on the inner side of the sound insulation chamber 3, an upper cover 4 is arranged on the upper end of the outer shell 1, the upper cover 4 and the upper end of the outer shell 1 are detachably connected by bolts, a feed port 41 is arranged on the surface of the upper cover 4, a sealing cover is arranged on the upper end of the feed port 41, a driving motor 5 is fixedly installed on the upper end of the upper cover 4, a rotating shaft 6 is arranged on the lower end of the upper cover 4, and an inner spiral strip 7 is arranged on the outer side of the rotating shaft 6. The output end of the driving motor 5 extends to the lower end of the upper cover 4 and is fixedly connected to the upper end of the rotating shaft 6. The lower end of the rotating shaft 6 and the inner side of the mixing bin 2 are adapted to each other. The inner screw 7 and the outer side of the rotating shaft 6 are fixedly connected. The outer side of the inner screw 7 is provided with an outer screw 8. The upper and lower ends of the outer screw 8 and the surface of the rotating shaft 6 are fixedly connected by a connecting rod 81. The outer side of the outer screw 8 and the inner side of the mixing bin 2 are adapted to each other. The raw materials to be mixed are input into the mixing bin 2 through the feeding port 41. After the feeding is completed, the sealing cover is closed. The rotating shaft 6 is driven to rotate by the driving motor 5, so that the inner screw 7 rotates to mix and stir the solution raw materials. At the same time, the connecting rod 81 drives the outer screw 8 to rotate, so that the outer screw 8 drives the raw materials close to the inner wall of the mixing bin 2 to flow, so that the raw materials are mixed more fully.

[0022] A valve body 9 is provided at the lower end of the outer shell 1, and the upper end of the valve body 9 and the lower end of the outer shell 1 are detachably connected by bolts. The input end of the valve body 9 and the lower end of the mixing chamber 2 are connected to each other, and a discharge port 91 is provided at the output end of the valve body 9. The mixed formaldehyde solution is discharged from the discharge port 91 by opening the valve body 9. During the discharge process, the outer screw 8 is controlled to rotate slowly by the driving motor 5, which effectively avoids the phenomenon of the solution hanging on the wall, and facilitates the discharge of the solution and the subsequent cleaning of the mixing chamber 2.

[0023] A support seat 10 is arranged on the outer side of the outer shell 1, a shock absorber 11 is arranged on the lower end of the support seat 10, a mounting plate 12 is arranged on the lower end of the shock absorber 11, the support seat 10 is fixedly connected to the outer side of the upper end of the outer shell 1, and a plurality of shock absorbers 11 are arranged in a circular array, the upper end of the shock absorber 11 is fixedly connected to the lower end of the support seat 10, and the lower end of the shock absorber 11 is fixedly connected to the upper end of the mounting plate 12. The noise generated during operation is absorbed by the sound insulation material 31 in the sound insulation cavity 3, so as to achieve the noise reduction of the mixing chamber 2. At the same time, the vibration generated during operation is transmitted to the support seat 10 through the outer shell 1, and is buffered by the shock absorber 11, so as to effectively reduce the impact on the mounting plate 12 and the supporting structure, so as to achieve the vibration reduction and noise reduction of the mixer as a whole.

[0024] During use, after the mixer is assembled onto the supporting structure, bolts are used to fix the mounting plate 12 to the supporting structure to achieve fixed installation of the mixer as a whole, and the raw materials to be mixed are input into the mixing bin 2 through the feed port 41. After the feeding is completed, the sealing cover is closed, and the rotating shaft 6 is driven by the driving motor 5 to rotate, so that the inner screw 7 rotates to mix and stir the solution raw materials, and at the same time, the connecting rod 81 drives the outer screw 8 to rotate, so that the outer screw 8 drives the raw materials near the inner wall of the mixing bin 2 to flow, so that the raw materials are mixed more fully, and the noise generated during the working process is The sound insulation material 31 in the sound insulation cavity 3 absorbs the noise, thereby achieving noise reduction for the mixing chamber 2. At the same time, the vibration generated during the working process is transmitted to the support seat 10 through the outer shell 1. After being buffered by the shock absorber 11, the impact on the mounting plate 12 and the supporting structure is effectively reduced, thereby achieving shock absorption and noise reduction for the entire mixer. The mixed formaldehyde solution is discharged from the discharge port 91 by opening the valve body 9. During the discharge process, the outer screw 8 is controlled to rotate slowly by the driving motor 5, which effectively avoids the solution from hanging on the wall, thereby facilitating the discharge of the solution and the subsequent cleaning of the mixing chamber 2.

[0025] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A ribbon mixer for producing formaldehyde solution, comprising an outer shell (1), characterized in that: A mixing chamber (2) is arranged on the inner side of the outer shell (1), a soundproof chamber (3) is arranged between the mixing chamber (2) and the outer shell (1), an upper cover (4) is arranged on the upper end of the outer shell (1), a driving motor (5) is fixedly mounted on the upper end of the upper cover (4), a rotating shaft (6) is arranged on the lower end of the upper cover (4) located on the inner side of the mixing chamber (2), an inner screw (7) is arranged on the outer side of the rotating shaft (6), an outer screw (8) is arranged on the outer side of the inner screw (7), a valve body (9) is arranged on the lower end of the outer shell (1), a support seat (10) is arranged on the outer side of the outer shell (1), a shock absorber (11) is arranged on the lower end of the support seat (10), and a mounting plate (12) is arranged on the lower end of the shock absorber (11).

2. A ribbon mixer for the production of formaldehyde solution according to claim 1, characterized in that: The inner sides of the mixing bin (2) and the outer shell (1) are adapted to each other, the upper and lower ends of the outer shell (1) and the mixing bin (2) are fixedly connected via flanges, and the inner side of the sound insulation cavity (3) is provided with sound insulation material (31).

3. The ribbon mixer for producing formaldehyde solution according to claim 1, characterized in that: The upper cover (4) and the upper end of the outer shell (1) are detachably connected via bolts; a feed port (41) is provided on the surface of the upper cover (4); and a sealing cover is provided at the upper end of the feed port (41).

4. The ribbon mixer for producing formaldehyde solution according to claim 1, characterized in that: The output end of the driving motor (5) extends to the lower end of the upper cover (4) and is fixedly connected to the upper end of the rotating shaft (6); the lower end of the rotating shaft (6) and the inner side of the mixing chamber (2) are mutually adapted; and the inner thread (7) and the outer side of the rotating shaft (6) are fixedly connected.

5. The ribbon mixer for producing formaldehyde solution according to claim 1, characterized in that: The upper and lower ends of the outer screw strip (8) and the surface of the rotating shaft (6) are fixedly connected via a connecting rod (81), and the outer side of the outer screw strip (8) and the inner side of the mixing chamber (2) are adapted to each other.

6. The ribbon mixer for producing formaldehyde solution according to claim 1, characterized in that: The upper end of the valve body (9) and the lower end of the outer shell (1) are detachably connected via bolts, the input end of the valve body (9) and the lower end of the mixing bin (2) are connected to each other, and the output end of the valve body (9) is provided with a discharge port (91).

7. The ribbon mixer for producing formaldehyde solution according to claim 1, characterized in that: The support seat (10) is fixedly connected to the outer side of the upper end of the outer shell (1), and a plurality of the support seats (10) are arranged in a ring array, the upper end of the shock absorber (11) is fixedly connected to the lower end of the support seat (10), and the lower end of the shock absorber (11) is fixedly connected to the upper end of the mounting plate (12).

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