Rapid cooling device for styrene butadiene rubber sheet production

Abstract

The utility model relates to the technical field of styrene butadiene rubber sheet production, and discloses a rapid cooling device for styrene butadiene rubber sheet production, which comprises a cooling cylinder, two discharging screen plates are arranged below the screen cylinder, and the discharging screen plates are arranged below the cooling cylinder. The electric telescopic rod is used for driving the two discharging net plates to rotate downwards so that the rubber sheets in the net cylinder can be discharged from the discharging port, one end of the air conveying pipe is connected with the draught fan, and the other end of the air conveying pipe is movably connected with the top of the axis pipe. According to the rapid cooling device for styrene butadiene rubber sheet production, cold air is blown into styrene butadiene rubber sheets circumferentially stirred by the stirring plate, the contact area of the styrene butadiene rubber sheets and the cold air is increased, and heat exchange gas is conveniently discharged in time by arranging the net cylinder, the discharging net plate, the guide cylinder in an open state and the discharging opening; the flowing efficiency of cold air in the device is improved, secondary heat exchange between the cold air and heat exchange gas is avoided, and the cooling efficiency of the butadiene styrene rubber sheet is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of styrene-butadiene rubber sheet production, in particular to a rapid cooling device for styrene-butadiene rubber sheet production. Background Art

[0002] Styrene-butadiene rubber belongs to the category of synthetic rubber. Some of its properties, such as wear resistance, heat resistance, aging resistance and vulcanization speed, are better than those of natural rubber. It can be used together with natural rubber and a variety of synthetic rubbers. It is widely used in the production of tires, tapes, hoses, wires and cables, medical devices and various rubber products.

[0003] Chinese utility model patent number CN202122898990.3 discloses a rubber particle cooling device for chemical synthetic rubber processing, comprising a bottom box with a top chamber fixedly sleeved therein. In the aforementioned comparative document, the synthetic rubber is stirred by installing stirring blades within the cooling box, while the air after cooling and heat exchange is only discharged through an exhaust screen. This prevents the cold air from being discharged in a timely manner after heat exchange, resulting in low synthetic rubber cooling efficiency. Therefore, we have made improvements to this problem and proposed a rapid cooling device for the production of styrene-butadiene rubber sheets. Utility Model Content

[0004] In view of the problem of low air cooling efficiency of the above-mentioned existing cooling device for rubber production, the present utility model is proposed.

[0005] Therefore, the purpose of the present utility model is to provide a rapid cooling device for the production of styrene-butadiene rubber sheets, the purpose of which is to increase the contact area between the styrene-butadiene rubber sheets and the cold air by blowing cold air into the styrene-butadiene rubber sheets stirred in a circular motion by a stirring plate, and to facilitate the timely discharge of the heat exchange gas by arranging a mesh tube and a discharge mesh plate, as well as an open material guide tube and a discharge port, thereby improving the flow efficiency of the cold air inside the device, avoiding secondary heat exchange between the cold air and the heat exchange gas, and improving the cooling efficiency of the styrene-butadiene rubber sheets.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: a rapid cooling device for producing styrene-butadiene rubber sheets, comprising:

[0007] A cooling cylinder, the top of the cooling cylinder is concentrically connected to a guide cylinder, the bottom of the cooling cylinder is concentrically connected to a discharge barrel, the bottom of the discharge barrel is installed with support legs, the side of the discharge barrel is provided with a discharge port, a discharge plate is installed near the discharge port on the side wall of the discharge barrel, and a fan is installed on the top side wall of the cooling cylinder;

[0008] A mesh drum is concentrically arranged in the cooling drum, and two discharge mesh plates are arranged below the mesh drum. The discharge mesh plates are 180° symmetrical about the axis of the mesh drum. An electric telescopic rod is installed in the discharge barrel, and the electric telescopic rod is used to drive the two discharge mesh plates to rotate downward respectively, so that the rubber sheets in the mesh drum are discharged from the discharge port;

[0009] An axial tube, the outer wall of which is in a circular array and connected to an air supply pipe, a plurality of air outlets are provided on the side wall of the air supply pipe, a stirring plate is connected to the bottom of the air supply pipe, the bottom end of the axial tube is movably passed through to the bottom of the discharge barrel, a motor for driving the axial tube to rotate is installed at the bottom of the discharge barrel, the interior of the cooling cylinder is connected to an air supply pipe, one end of the air supply pipe is connected to a fan, and the other end of the air supply pipe is movably connected to the top of the axial tube.

[0010] As a preferred solution of the rapid cooling device for producing styrene-butadiene rubber sheets of the utility model, the axis of the air supply pipe intersects with the axis of the axial pipe to form a V-shaped structure with the opening facing downward, and the air outlet is opened at the top of the air supply pipe.

[0011] As an optimal solution of the rapid cooling device for producing styrene-butadiene rubber sheets described in the utility model, a base is installed at the center position of the discharge barrel, the bottom of the axial tube is movably fitted with the base, and two discharge mesh plates are movably arranged on both sides of the base.

[0012] As a preferred solution of the rapid cooling device for the production of styrene-butadiene rubber sheets described in the utility model, the bottom end of the mesh cylinder is connected to an arc rod, the lower end surface of the arc rod is against the upper end surface of the horizontal discharge mesh plate, and guide plates are respectively provided on both sides of the top of the base, the two ends of the guide plates are connected to the arc rod, and the lower end surface of the guide plate is against the upper end surface of the horizontal discharge mesh plate.

[0013] As a preferred solution of the rapid cooling device for producing styrene-butadiene rubber sheets of the utility model, the horizontal plane of the discharge port is located below the horizontal plane of the bottom of the arc rod.

[0014] As a preferred solution of the rapid cooling device for producing styrene-butadiene rubber sheets of the utility model, four baffles are installed in the discharge barrel, wherein every two baffles are located on both sides of the corresponding discharge barrel, and the baffles are located below the arc rod.

[0015] As a preferred solution of the rapid cooling device for the production of styrene-butadiene rubber sheets described in the utility model, wherein: a central shaft is respectively installed on the opposite sides of the top of the base, and the two opposite sides of the discharge mesh plate close to the base are respectively connected to pin shafts, and the pin shaft is connected to a shaft sleeve, and the shaft sleeve is movably sleeved on the outside of the central shaft, and a protrusion is installed on the side wall of the central shaft, and a waist hole is opened in the protrusion, and a lifting shaft movably passes through the waist hole, and splints are respectively provided on the upper and lower sides of the protrusion, and the splints are connected to the lifting shaft, and the lifting shafts corresponding to the discharge mesh plates located on both sides of the base are connected to the top output end of the same electric telescopic rod.

[0016] As a preferred solution of the rapid cooling device for producing styrene-butadiene rubber sheets of the utility model, the inner cavity side wall of the discharge barrel is an arc-shaped structure, and when the discharge barrel is in a vertical section, the arc-shaped inner wall of the discharge barrel is coaxial with the central axis.

[0017] Beneficial effects of the utility model:

[0018] 1. The utility model increases the contact area between the styrene-butadiene rubber sheet and the cold air by blowing the cold air through the air transmission pipe, the axial pipe and the air delivery pipe into the styrene-butadiene rubber sheet being stirred circumferentially by the stirring plate. By providing the mesh cylinder and the discharge mesh plate, as well as the open material guide cylinder and the discharge port, the timely discharge of the heat exchange gas is facilitated, the flow efficiency of the cold air inside the device is improved, and the secondary heat exchange between the cold air and the heat exchange gas is avoided, thereby improving the cooling efficiency of the styrene-butadiene rubber sheet.

[0019] 2. The utility model controls the electric telescopic rod to drive upward, so that the two discharge mesh plates at the bottom of the mesh cylinder can be controlled to open downward, so that the plurality of styrene-butadiene rubber sheets in the mesh cylinder can be discharged from the discharge port along the opened discharge mesh plates, thereby improving the discharge efficiency of the styrene-butadiene rubber sheets.

[0020] 3. The utility model prevents the cooled styrene-butadiene rubber sheet from falling into the discharge barrel by closing the discharge mesh plate and the bottom of the mesh cylinder in the cooling state, and limiting the discharge mesh plate by the baffle plate and the discharge barrel with an arc-shaped inner wall in the discharge state, thereby improving the usability of the cooling device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing 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 inventive work. Among them:

[0022] Figure 1 The utility model is a schematic diagram of the overall structure of a rapid cooling device for producing styrene-butadiene rubber sheets.

[0023] Figure 2 The utility model is a schematic diagram of the internal structure of the cooling cylinder of the rapid cooling device for producing styrene-butadiene rubber sheets.

[0024] Figure 3 The utility model is a schematic diagram of the axial tube assembly structure of the rapid cooling device for the production of styrene-butadiene rubber sheets.

[0025] Figure 4 This is a schematic structural diagram of the discharge screen of the rapid cooling device for producing styrene-butadiene rubber sheets of the utility model.

[0026] Figure 5 This is a schematic cross-sectional view of the rapid cooling device for producing styrene-butadiene rubber sheets in the discharging state of the utility model.

[0027] Figure 6 The utility model is a schematic structural diagram of the discharging state of the discharging screen of the rapid cooling device for producing styrene-butadiene rubber sheets.

[0028] Figure 7 This is an enlarged structural diagram of point A of the rapid cooling device for producing styrene-butadiene rubber sheets of the utility model.

[0029] Description of reference numerals:

[0030] 1. Cooling cylinder; 11. Guide cylinder; 12. Discharge barrel; 13. Fan; 14. Discharge port; 15. Discharge plate; 16. Support legs; 17. Baffle plate; 2. Mesh cylinder; 21. Curved rod; 22. Guide plate; 3. Axis tube; 31. Air pipe; 32. Air outlet; 33. Stirring plate; 34. Air pipe; 35. Base; 351. Center axis; 36. Motor; 4. Discharge mesh plate; 41. Pin; 42. Bushing; 43. Bump; 44. Lifting shaft; 45. Clamp; 5. Electric telescopic rod. DETAILED DESCRIPTION

[0031] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0032] Example 1

[0033] Reference Figure 1-7 , which is the first embodiment of the utility model, provides a rapid cooling device for the production of styrene-butadiene rubber sheets, the rapid cooling device for the production of styrene-butadiene rubber sheets comprising:

[0034] Cooling cylinder 1, the top of the cooling cylinder 1 is concentrically connected to the guide cylinder 11, the bottom of the cooling cylinder 1 is concentrically connected to the discharge barrel 12, the bottom of the discharge barrel 12 is installed with a support leg 16, the side of the discharge barrel 12 is provided with a discharge port 14, and the discharge port 14 is symmetrically provided with two, respectively used to match the discharge of styrene-butadiene rubber sheets at the two discharge mesh plates 4, a discharge plate 15 is installed on the side wall of the discharge barrel 12 near the discharge port 14, and a fan 13 is installed on the top side wall of the cooling cylinder 1;

[0035] The net cylinder 2 is concentrically arranged in the cooling cylinder 1. Two discharge mesh plates 4 are arranged below the net cylinder 2. The discharge mesh plates 4 are 180° symmetrical about the axis of the net cylinder 2. An electric telescopic rod 5 is installed in the discharge barrel 12. The electric telescopic rod 5 is used to drive the two discharge mesh plates 4 to rotate downward respectively, so that the rubber sheets in the net cylinder 2 are discharged from the discharge port 14. When the two discharge mesh plates 4 are in a horizontal state, the horizontal plane of the discharge port 14 is located below the discharge mesh plates 4, so the styrene-butadiene rubber sheet is cooled in the net cylinder 2;

[0036] The axial tube 3, the outer wall of the axial tube 3 is connected to the air supply pipe 31 in a circular array, and a plurality of air outlets 32 are opened on the side wall of the air supply pipe 31. The bottom of the air supply pipe 31 is connected to a stirring plate 33. The bottom end of the axial tube 3 is movable through to the bottom of the discharge barrel 12. A motor 36 for driving the axial tube 3 to rotate is installed at the bottom of the discharge barrel 12. The interior of the cooling cylinder 1 is connected to an air supply pipe 34, one end of the air supply pipe 34 is connected to the fan 13, and the other end of the air supply pipe 34 is movably connected to the top of the axial tube 3. The cold air is sucked in by the fan 13 and enters the axial tube 3 through the air supply pipe 34, and then blown to the styrene-butadiene rubber sheet through the air outlet 32 of the air supply pipe 31. The stirring plate 33 stirs the styrene-butadiene rubber sheet, and the heat exchanged air is dispersed through the mesh cylinder 2 and the discharge mesh plate 4, and is dispersed through the guide cylinder 11 or the discharge port 14.

[0037] Combined with attachment Figure 3 and Figure 5 The axis of the air supply pipe 31 intersects with the axis of the axial pipe 3 to form a V-shaped structure with the opening facing downward. The air outlet 32 is opened at the top of the air supply pipe 31. The stirring plate 33 cooperates with the stirring of the styrene-butadiene rubber sheet, so that the cold air blown out from the air outlet 32 exchanges heat with the styrene-butadiene rubber sheet, accelerating the heat exchange of the hot air upward.

[0038] Combined with attachment Figure 3-6A base 35 is installed at the center position of the discharge barrel 12, and the bottom of the axial tube 3 is movably fitted with the base 35. The two discharge mesh plates 4 are movably arranged on both sides of the base 35. The bottom end of the mesh cylinder 2 is connected with an arc rod 21, and the lower end surface of the arc rod 21 is against the upper end surface of the discharge mesh plate 4 in the horizontal state. Guide plates 22 are respectively provided on both sides of the top of the base 35, and the two ends of the guide plate 22 are connected to the arc rod 21. The lower end surface of the guide plate 22 is against the upper end surface of the discharge mesh plate 4 in the horizontal state. When the discharge mesh plate 4 and the bottom of the mesh cylinder 2 are in abutting state, the mesh cylinder 2 and the discharge mesh plate 4 form a mesh cylinder structure to facilitate the flow of air for heat exchange of styrene-butadiene rubber sheets.

[0039] Combined with attachment Figure 5 and Figure 6 The horizontal plane of the discharge port 14 is located below the horizontal plane of the bottom of the arc rod 21. Four baffle plates 17 are installed in the discharge barrel 12, wherein every two baffle plates 17 are located on both sides of the corresponding discharge barrel 12. The baffle plates 17 are located below the arc rod 21. Every two baffle plates 17 are located on both sides of the discharge port 14, and are used to guide the styrene-butadiene rubber sheet to be discharged from the discharge port 14.

[0040] Combined with attachment Figure 3 、 Figure 6 and Figure 7 , a central shaft 351 is installed on the opposite sides of the top of the base 35, and a pin 41 is connected to the two opposite sides of the discharge mesh plate 4 close to the base 35. The pin 41 is connected to the shaft sleeve 42, and the shaft sleeve 42 is movably sleeved outside the central shaft 351. A protrusion 43 is installed on the side wall of the central shaft 351. A waist hole is opened in the protrusion 43, and a lifting shaft 44 is movably passed through the waist hole. Clamps 45 are respectively provided above and below the protrusion 43. The clamps 45 are connected to the lifting shaft 44. The discharge mesh plates on both sides of the base 35 The corresponding lifting shaft 44 is connected to the top output end of the same electric telescopic rod 5. The electric telescopic rod 5 drives the lifting shaft 44 to move upward. The lifting shaft 44 moves in the waist hole, and the clamping plate 45 pushes the protrusion 43 to move upward. Under the limit of the central axis 351, the shaft sleeve 42 rotates in an arc at a certain angle, causing the discharge mesh plates 4 on both sides to rotate downward at a certain angle respectively. The discharge mesh plates 4 rotate to the horizontal plane position at the bottom of the discharge port 14, and the styrene-butadiene rubber sheet is discharged from the discharge port 14 along the discharge mesh plates 4.

[0041] Combined with attachment Figure 5 and Figure 6 The inner cavity side wall of the discharge barrel 12 is an arc-shaped structure, and when the discharge barrel 12 is vertically cut, the arc-shaped inner wall of the discharge barrel 12 is coaxial with the central axis 351, which can prevent the styrene-butadiene rubber sheet from falling into the discharge barrel 12 during discharge.

[0042] During use, the formed styrene-butadiene rubber sheet is put into the guide cylinder 11, and the cold air is input into the cooling cylinder 1 through the fan 13. The cold air is discharged from the air delivery pipe 34, the axis tube 3 and the air delivery pipe 31 from the plurality of air outlets 32. At the same time, the motor 36 drives the axis tube 3 to rotate in a circle, so that the styrene-butadiene rubber sheet in the mesh cylinder 2 is stirred by the stirring plate 33. The cold air contacts and exchanges heat with the stirred styrene-butadiene rubber sheet. The heat exchanged air is discharged from the mesh cylinder 2, the discharge mesh plate 4, the guide cylinder 11, and the cooling ... or discharge port 14 to improve the rapid flow of heat exchange gas and improve the cooling efficiency of styrene butadiene rubber sheet; when the cooling treatment of styrene butadiene rubber sheet is completed, the electric telescopic rod 5 is controlled to operate to push the lifting shaft 44 to move upward, so that the two discharge mesh plates 4 are rotated downward respectively, and the lower end surface of the mesh cylinder 2 is opened due to the opening of the discharge mesh plate 4. A number of cooled styrene butadiene rubber sheets are discharged from the discharge port 14 along the inclined discharge mesh plate 4, thereby improving the convenience of discharging styrene butadiene rubber sheets.

[0043] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, and all of these should be included in the scope of the claims of the present invention.

Claims

1. A rapid cooling device for producing styrene-butadiene rubber sheets, characterized in that: include: A cooling cylinder (1), wherein the top of the cooling cylinder (1) is concentrically connected to a guide cylinder (11), the bottom of the cooling cylinder (1) is concentrically connected to a discharge barrel (12), a support leg (16) is installed at the bottom of the discharge barrel (12), a discharge port (14) is provided on the side of the discharge barrel (12), a discharge plate (15) is installed at a position near the discharge port (14) on the side wall of the discharge barrel (12), and a fan (13) is installed on the top side wall of the cooling cylinder (1); A mesh cylinder (2), wherein the mesh cylinder (2) is concentrically arranged in the cooling cylinder (1), and two discharge mesh plates (4) are arranged below the mesh cylinder (2), and the discharge mesh plates (4) are symmetrical at 180 degrees with respect to the axis of the mesh cylinder (2). An electric telescopic rod (5) is installed in the discharge barrel (12), and the electric telescopic rod (5) is used to drive the two discharge mesh plates (4) to rotate downward respectively, so that the rubber sheets in the mesh cylinder (2) are discharged from the discharge port (14); An axial tube (3) is provided, wherein the outer wall of the axial tube (3) is in a circular array and is connected to an air supply pipe (31), a plurality of air outlets (32) are provided on the side wall of the air supply pipe (31), a stirring plate (33) is connected to the bottom of the air supply pipe (31), the bottom end of the axial tube (3) is movably extended to the bottom of the discharge barrel (12), a motor (36) for driving the axial tube (3) to rotate is installed at the bottom of the discharge barrel (12), an air supply pipe (34) is connected to the interior of the cooling cylinder (1), one end of the air supply pipe (34) is connected to the fan (13), and the other end of the air supply pipe (34) is movably connected to the top of the axial tube (3).

2. The rapid cooling device for producing styrene-butadiene rubber sheets according to claim 1, characterized in that: The axis of the air supply pipe (31) intersects with the axis of the axial pipe (3) to form a V-shaped structure with the opening facing downward, and the air outlet (32) is opened at the top of the air supply pipe (31).

3. The rapid cooling device for producing styrene-butadiene rubber sheets according to claim 2, characterized in that: A base (35) is installed at the center of the discharge barrel (12), the bottom of the axial tube (3) is movably connected to the base (35), and two discharge mesh plates (4) are movably arranged on both sides of the base (35).

4. The rapid cooling device for producing styrene-butadiene rubber sheets according to claim 3, characterized in that: The bottom end of the mesh cylinder (2) is connected to an arc-shaped rod (21), and the lower end surface of the arc-shaped rod (21) abuts against the upper end surface of the horizontal discharge mesh plate (4). Guide plates (22) are respectively provided on both sides of the top of the base (35), and the two ends of the guide plates (22) are connected to the arc-shaped rod (21), and the lower end surface of the guide plates (22) abuts against the upper end surface of the horizontal discharge mesh plate (4).

5. The rapid cooling device for producing styrene-butadiene rubber sheets according to claim 4, characterized in that: The horizontal plane of the discharge port (14) is located below the horizontal plane of the bottom of the arc-shaped rod (21).

6. The rapid cooling device for producing styrene-butadiene rubber sheets according to claim 5, characterized in that: Four baffle plates (17) are installed in the discharge barrel (12), wherein each two baffle plates (17) are located on both sides of the corresponding discharge barrel (12), and the baffle plates (17) are located below the arc rod (21).

7. The rapid cooling device for producing styrene-butadiene rubber sheets according to claim 6, characterized in that: The top opposite sides of the base (35) are respectively installed with a central shaft (351), and the two opposite sides of the discharge mesh plate (4) close to the base (35) are respectively connected with a pin shaft (41), and the pin shaft (41) is connected with a shaft sleeve (42), and the shaft sleeve (42) is movably sleeved outside the central shaft (351). A protrusion (43) is installed on the side wall of the central shaft (351), and a waist hole is opened in the protrusion (43), and a lifting shaft (44) is movably passed through the waist hole. Clamps (45) are respectively provided above and below the protrusion (43), and the clamps (45) are connected to the lifting shaft (44). The lifting shafts (44) corresponding to the discharge mesh plates (4) located on both sides of the base (35) are connected to the top output end of the same electric telescopic rod (5).

8. The rapid cooling device for producing styrene-butadiene rubber sheets according to claim 7, characterized in that: The inner cavity side wall of the discharge barrel (12) is an arc-shaped structure, and when the discharge barrel (12) is in a vertical section, the arc-shaped inner wall of the discharge barrel (12) is coaxial with the central axis (351).

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