Foaming agent mixing device

Abstract

The utility model relates to the technical field of foaming agent production, in particular to a foaming agent mixing device which comprises a mixing tank, stirring blades, a driving part and a transmission unit. A feeding hole and a discharging hole are formed in the mixing tank; the plurality of stirring blades are vertically arranged, the plurality of stirring blades are mounted in the mixing tank and are circumferentially arranged around the mixing tank, and under the control of the driving part and the transmission unit, the plurality of stirring blades revolve around the mixing tank so as to perform rotary stirring and mixing in a large-circle range; meanwhile, each stirrer rotates around itself so as to perform rotary stirring and mixing in a small-circle range, so that the stirring efficiency is relatively high, and the mixing effect is relatively good.

Description

Technical Field

[0001] This application relates to the technical field of foaming agent production, and particularly to a foaming agent mixing device. Background Art

[0002] A foaming agent is a substance that makes the target material form pores. It can be divided into three categories: chemical foaming agents, physical foaming agents, and surfactants. In the processing of foaming agents used in the production of carbon dioxide extruded boards, multiple raw materials are involved, and various different raw materials need to be mixed and stirred during processing.

[0003] However, in the current mixing devices for foaming agent processing, usually only a single stirring blade is installed at the middle position for stirring and mixing. And this stirring method has relatively low stirring efficiency and poor mixing effect. Therefore, further improvement can be made. Summary of the Invention

[0004] In order to further improve the stirring efficiency and mixing effect of the foaming agent during the mixing process, this application provides a foaming agent mixing device.

[0005] The foaming agent mixing device provided by this application adopts the following technical solutions:

[0006] A foaming agent mixing device includes a mixing tank, stirring blades, a driving member, and a transmission unit; the mixing tank is provided with a feed inlet and a discharge outlet; there are multiple stirring blades, the stirring blades are vertically arranged, and multiple stirring blades are installed in the mixing tank and are circumferentially arranged around the mixing tank. And under the action of the driving member and the transmission unit, multiple stirring blades revolve around the mixing tank, and at the same time, each stirring blade rotates around itself.

[0007] By adopting the above technical solutions, under the control of the driving member and the transmission unit, multiple stirring blades revolve around the mixing tank to perform rotational stirring and mixing in a large circle range; at the same time, each stirring blade rotates around itself to perform rotational stirring and mixing in a small circle range, with relatively high stirring efficiency and good mixing effect.

[0008] Optionally, the transmission unit includes a ring gear, a sun gear and a planetary gear; the sun gear is installed in the ring gear and is located in the middle of the ring gear; the planetary gears are installed between the sun gear and the ring gear and are arranged circumferentially, and the planetary gears are meshed with the sun gear and the ring gear at the same time; the ring gear is horizontally arranged and fixedly installed on the mixing tank; a planetary carrier is installed on the top of the planetary gear, and the planetary gears are rotatably installed on the planetary carrier; a first rotating shaft is formed in the middle of the top of the planetary carrier, and a second rotating shaft is formed in the middle of the top of the sun gear, the first rotating shaft is rotatably installed on the top of the mixing tank, the second rotating shaft is coaxially arranged with the first rotating shaft, the second rotating shaft passes through the first rotating shaft and extends out of the mixing tank; the stirring blades are installed one-to-one at the bottom of the planetary gears, and the driving member is used to drive the second rotating shaft.

[0009] By adopting the above technical solution, during the working process, the driving member drives the second shaft to rotate, and the second shaft drives the sun gear to rotate, so that the planetary gears revolve around the ring gear, and at the same time each planetary gear rotates, thereby driving the stirring blades to revolve and rotate, so as to perform large-circle rotation mixing and small-circle rotation mixing.

[0010] Optionally, the stirring blade includes a blade shaft and a spiral blade mounted on the blade shaft.

[0011] By adopting the above technical solution and utilizing the spiral characteristics of the spiral blade, the stirring blade can perform spiral stirring during the self-rotation process, and the stirring effect is better.

[0012] Optionally, the rotation directions of the spiral blades in the plurality of stirring blades are alternately arranged in the sequence of forward-reverse-forward.

[0013] By adopting the above technical solution, the rotation direction of the spiral blades between the stirring blades is arranged alternately in the sequence of positive-reverse-positive, so that during the self-rotating stirring process, both upward spiral stirring and downward spiral stirring can be achieved, so that the stirring can be performed up and down while rotating, thereby further improving its stirring effect.

[0014] Optionally, the number of the planetary gears is four, and the four groups of stirring blades are installed on the planetary gears in a one-to-one correspondence.

[0015] Optionally, an annular slide rail is provided at the internal top position of the mixing tank, and the annular slide rail is arranged coaxially with the revolution of the planetary gear; a plurality of slide seats are slidably provided on the annular slide rail, and the slide seats are rotatably connected to the planetary frame.

[0016] By adopting the above technical solution, in the actual working process, when the planetary carrier rotates, the planetary carrier can use the annular slide rail and the slider on the annular slide rail to assist its rotation, thereby further improving the revolution stability of the stirring blade.

[0017] Optionally, the number of the sliding seats is consistent with the number of the planetary gears, and the sliding seats are arranged in one-to-one correspondence with the planetary gears.

[0018] By adopting the above technical solution, since the stirring blades are installed at the positions of the planetary gears, the force-bearing positions of the planet carrier are mainly at the positions of the planetary gears. And the sliding seats are arranged in one-to-one correspondence with the planetary gears, which can better assist the rotational stability when the stirring blades revolve.

[0019] Optionally, a transparent observation window is arranged on the mixing tank.

[0020] By adopting the above technical solution, during the actual working process, the observation window is used to observe the state inside the mixing tank, so as to better handle the mixing work.

[0021] In summary, the present application includes at least one of the following beneficial technical effects:

[0022] 1. Under the control of the driving member and the transmission unit, multiple stirring blades revolve around the mixing tank to perform rotational stirring and mixing in a large-circle range; at the same time, each stirring blade rotates around itself to perform rotational stirring and mixing in a small-circle range, and its stirring efficiency is relatively high and the mixing effect is relatively good;

[0023] 2. During the working process, the driving member drives the second rotating shaft to rotate, the second rotating shaft drives the sun gear to rotate, so that the planetary gears revolve around the tooth ring, and at the same time each planetary gear rotates around itself, and then drives the stirring blades to revolve and rotate around themselves, so as to perform large-circle rotational mixing stirring and small-circle rotational mixing stirring;

[0024] 3. By using the spiral blades between the stirring blades to be arranged in a positive - reverse - positive sequence in turn, during the self-rotation stirring process, it can not only realize upward spiral stirring, but also perform downward spiral stirring, so as to perform up-and-down stirring while rotating and stirring, thereby further improving its stirring effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 is the overall structural schematic diagram of a foaming agent mixing device of the present application.

[0026] Figure 2 is the sectional view of a foaming agent mixing device of the present application.

[0027] Figure 3 is the structural schematic diagram for showing the connection between the suspension shaft and the suspension seat.

[0028] Description of the reference numerals:

[0029] 1. Mixing tank; 11. Feed inlet; 12. Discharge outlet; 13. Observation window; 2. Stirring blade; 21. Blade shaft; 22. Spiral blade; 3. Driving member; 4. Transmission unit; 41. Ring gear; 42. Sun gear; 43. Planet gear; 44. Planet carrier; 45. First rotating shaft; 46. Second rotating shaft; 5. Annular slide rail; 51. Slide base; 52. Suspension shaft; 53. Suspension seat; 54. Suspension opening. Detailed implementation mode

[0030] The following will further elaborate on this application in conjunction with the attached Figures 1-3 to make a more detailed description of this application.

[0031] The embodiment of this application discloses a foaming agent mixing device.

[0032] Referring to Figures 1-2 , a foaming agent mixing device includes a mixing tank 1, a stirring blade 2, a driving member 3, and a transmission unit 4; wherein, the mixing tank 1 is provided with a feed inlet 11 and a discharge outlet 12, and the feed inlet 11 is used to input the raw materials of the foaming agent for mixing treatment, and the discharge outlet 12 is used to output the mixed foaming agent product.

[0033] The stirring blade 2 is installed inside the mixing tank 1. Among them, there are multiple stirring blades 2, the stirring blades 2 are vertically arranged, multiple stirring blades 2 are installed inside the mixing tank 1 and are circumferentially arranged around the mixing tank 1, and under the control of the driving member 3 and the transmission unit 4, multiple stirring blades 2 revolve around the mixing tank 1, and at the same time each stirring blade rotates around itself, so as to achieve large-circle range rotational stirring and mixing during revolution, and small-circle range rotational stirring and mixing during rotation, with relatively high stirring efficiency and good mixing effect.

[0034] Referring to Figure 2 , specifically, in this embodiment, the transmission unit 4 is installed inside the mixing tank 1. The transmission unit 4 includes a ring gear 41, a sun gear 42, and a planet gear 43. Among them, the sun gear 42 is installed inside the ring gear 41 and is located in the middle of the ring gear 41. The planet gear 43 is installed between the sun gear 42 and the ring gear 41 and is circumferentially and evenly spaced, and the planet gear 43 meshes with both the sun gear 42 and the ring gear 41 at the same time. The ring gear 41 is horizontally arranged and fixedly installed on the top of the mixing tank 1. The top of the planet gear 43 is provided with a planet carrier 44, the planet gear 43 is rotatably installed on the planet carrier 44, the middle of the top of the planet carrier 44 is formed with a first rotating shaft 45, the middle position of the top of the sun gear 42 is formed with a second rotating shaft 46, and the first rotating shaft 45 is rotatably installed on the top of the mixing tank 1. The second rotating shaft 46 is coaxially arranged with the first rotating shaft 45, and the second rotating shaft 46 passes through the first rotating shaft 45 and extends outside the mixing tank 1.

[0035] The number of stirring blades 2 is consistent with the number of planetary gears 43, and they are installed one by one at the bottom of the planetary gears 43. The driving member 3 is installed outside the mixing tank 1 and is used to drive the second rotating shaft 46. In this embodiment, the driving member 3 is a motor, and the driving member 3 drives the second rotating shaft 46 after passing through a reducer.

[0036] During operation, the driving member 3 drives the second rotating shaft 46 to rotate, and the second rotating shaft 46 drives the sun gear 42 to rotate, causing the planetary gears 43 to revolve around the ring gear 41, and at the same time causing each planetary gear 43 to rotate, thereby driving the stirring blades 2 to revolve and rotate, so as to perform large-circle rotation mixing and small-circle rotation mixing.

[0037] In the present embodiment, the stirring blade 2 includes a blade shaft 21 and a spiral blade 22 mounted on the blade shaft 21, and the rotation direction of the spiral blades 22 in the plurality of stirring blades 2 is arranged alternately in a positive-negative-positive order. Preferably, in the present embodiment, the number of planetary gears 43 is four groups, and correspondingly, the number of stirring blades 2 is four groups, and they are mounted one by one on the planetary gears 43. In other embodiments, the number of planetary gears can be six groups, eight groups, and the like.

[0038] On the one hand, the spiral characteristics of the spiral blades 22 are utilized to enable the stirring blades 2 to perform spiral stirring during the self-rotation process, and the stirring effect is good. On the other hand, the spiral blades 22 between the stirring blades 2 are arranged alternately in a positive-negative-positive order, so that during the self-rotation stirring process, both upward spiral stirring and downward spiral stirring can be achieved, so that the stirring can be performed up and down while rotating and stirring, thereby further improving the stirring effect.

[0039] In order to further improve the stability of stirring, in this embodiment, an annular slide rail 5 is provided at the top position of the mixing tank 1, and the annular slide rail 5 is arranged coaxially with the revolution of the planetary gear 43. A plurality of slide seats 51 are slidably provided on the annular slide rail 5, wherein the number of the slide seats 51 is consistent with the number of the planetary gears 43, and the slide seats 51 are provided one by one corresponding to the planetary gears 43, and are all rotatably connected to the top of the planetary frame 44.

[0040] In the actual working process, when the planet carrier 44 rotates, the planet carrier 44 can use the annular slide rail 5 and the slider on the annular slide rail 5 to assist its rotation, thereby further improving the revolution stability of the stirring blade 2.

[0041] Reference Figure 2 and Figure 3, in this embodiment, the sliding seat 51 can provide lifting support for the planet carrier 44. Specifically, the annular slide rail 5 is an I-shaped cross-section slide rail, and the sliding seat 51 is hung and slidably mounted on the annular slide rail 5. A hanging shaft 52 is formed at the bottom of the sliding seat 51, and the bottom of the hanging shaft 52 is in a "T" shape. Correspondingly, a hanging seat 53 is formed at the top of the planet carrier 44, a hanging opening 54 is formed in the hanging seat 53, and the hanging opening 54 is in a "T" shape. The bottom of the hanging shaft 52 is rotatably connected to the hanging opening 54, so that while the sliding seat 51 provides a rotational connection for the planet carrier 44, it can also provide lifting support for the planet carrier 44 to further improve the rotational stability of the stirring blade 2.

[0042] Refer to Figure 1 , in this embodiment, a transparent observation window 13 is further provided on the mixing tank 1. During the actual working process, the observation window 13 is used to observe the state inside the mixing tank 1 to better handle the mixing work.

[0043] The above are all the preferred embodiments of this application. The protection scope of this application is not limited accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of this application should be covered within the protection scope of this application.

Claims

1. A foaming agent mixing device, characterized in that: It includes a mixing tank (1), stirring blades (2), a driving member (3) and a transmission unit (4); a feed inlet (11) and a discharge outlet (12) are provided on the mixing tank (1); there are multiple stirring blades (2), the stirring blades (2) are vertically arranged, and the multiple stirring blades (2) are installed in the mixing tank (1) and arranged circumferentially around the mixing tank (1), and under the action of the driving member (3) and the transmission unit (4), the multiple stirring blades (2) revolve around the mixing tank (1), and at the same time each stirring blade (2) rotates around itself.

2. The foaming agent mixing device according to claim 1, characterized in that: The transmission unit (4) includes a ring gear (41), a sun gear (42) and a planetary gear (43); the sun gear (42) is installed inside the ring gear (41) and is located in the middle of the ring gear (41); the planetary gear (43) is installed between the sun gear (42) and the ring gear (41) and is arranged circumferentially, and the planetary gear (43) meshes with the sun gear (42) and the ring gear (41) at the same time; the ring gear (41) is horizontally arranged and fixedly installed on the mixing tank (1); a planetary carrier (44) is installed at the top of the planetary gear (43), and the planetary gear (43) is rotatably installed on the planetary carrier (44); a first rotating shaft (45) is formed in the middle of the top of the planetary carrier (44), and a second rotating shaft (46) is formed in the middle of the top of the sun gear (42), the first rotating shaft (45) is rotatably installed on the top of the mixing tank (1), the second rotating shaft (46) is coaxially arranged with the first rotating shaft (45), and the second rotating shaft (46) penetrates through the first rotating shaft (45) and extends outside the mixing tank (1); the stirring blades (2) are correspondingly installed at the bottom of the planetary gears (43) one by one, and the driving member (3) is used to drive the second rotating shaft (46).

3. The foaming agent mixing device according to claim 2, characterized in that: The stirring blade (2) includes a blade shaft (21) and a spiral blade (22) installed on the blade shaft (21).

4. The foaming agent mixing device according to claim 3, characterized in that: The spiral directions of the spiral blades (22) in the multiple stirring blades (2) are alternately arranged in a positive - reverse - positive order.

5. The foaming agent mixing device according to claim 4, wherein: The number of the planetary gears (43) is four groups, and there are four groups of the stirring blades (2) and they are correspondingly installed on the planetary gears (43) one by one.

6. The foaming agent mixing device according to claim 2, characterized in that: An annular slide rail (5) is arranged at the inner top position of the mixing tank (1), and the annular slide rail (5) is coaxially arranged with the revolution of the planetary gear (43); a plurality of slide seats (51) are slidably arranged on the annular slide rail (5), and the slide seats (51) are rotatably connected to the planetary carrier (44).

7. The foaming agent mixing device according to claim 6, wherein: The number of the slide seats (51) is the same as the number of the planetary gears (43), and the slide seats (51) and the planetary gears (43) are arranged in one - to - one correspondence.

8. A foaming agent mixing device according to claim 1, characterized in that: A transparent observation window (13) is arranged on the mixing tank (1).

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