A raw material stirring device for cable sheath production

Abstract

The utility model relates to the technical field of cable sheath stirring, and proposes a raw material stirring device for cable sheath production. A delivery pipe is arranged at the connection between a circulation pipe and a flow cavity. When the circulation pipe and a hollow plate are rotated and stirred in a stirring barrel under the driving action of a motor, a water pump can be started and part of the heating liquid in the flow cavity can be sucked into the circulation pipe and the hollow plate connected to the circulation pipe through the delivery pipe. At this time, the inner wall of the stirring barrel is heated through the flow cavity, while the center of the stirring barrel is stirred and heated through the rotating circulation pipe and the hollow plate. This design can effectively reduce the heating temperature difference inside the stirring barrel, thereby avoiding the problem of uneven heating of polyvinyl chloride raw materials during stirring.

Description

Technical Field

[0001] The utility model relates to the technical field of cable sheath stirring, and specifically to a raw material stirring device for cable sheath production. Background Art

[0002] Polyvinyl chloride, also known as PVC, was once the world's largest-produced general-purpose plastic. Polyvinyl chloride is also one of the main components of cable wire sheaths. Polyvinyl chloride needs to be heated and stirred during production. How to ensure the uniform heating of polyvinyl chloride in the mixing barrel during the heating and stirring process is a problem that needs to be solved urgently.

[0003] After searching, the announcement number CN215540933U discloses a stirring and mixing device for polyvinyl chloride processing, including a shell, the bottom of the shell is movably connected to the inner tank, the inner wall of the shell is provided with a limit mechanism, the top of the shell is fixedly connected to the top cover, the top of the shell is provided with an auxiliary mechanism and a detection mechanism, the bottom of the top cover passes through the shell and extends to the inside of the inner tank, the bottom of the top cover is fixedly connected to a water storage pipe located inside the inner tank, the top of the top cover is fixedly connected to a heating pipe, and the bottom of the heating pipe passes through the top cover and extends to the inside of the water storage pipe. The utility model heats the water in the water storage pipe by arranging a heating pipe, and heats the polyvinyl chloride raw material in the inner tank by hot water. Because the polyvinyl chloride raw material is heated by water, the temperature in the inner tank is kept stable, and the excessive temperature in the inner tank is avoided to affect the mixing and stirring of the polyvinyl chloride raw material, thereby improving the practicality of the mixing device.

[0004] The above-mentioned stirring and mixing device for polyvinyl chloride processing achieves the heating and stirring work of the polyvinyl chloride raw material by providing a heating chamber on the outer wall of the stirring chamber. However, the problem with the design is that the temperature at the position where the inner wall of the stirring chamber is in contact with the insulation chamber is significantly higher than that at the center of the stirring chamber. Therefore, this design easily leads to uneven heating of the polyvinyl chloride raw material when it is stirred in the stirring chamber. Utility Model Content

[0005] The utility model provides a raw material stirring device for producing cable sheaths, which solves the problem in the prior art that the heating temperatures at the inner wall and the center of a stirring bin are different, thus causing uneven heating temperatures of polyvinyl chloride raw materials.

[0006] The technical solution of the utility model is as follows: a raw material stirring device for cable sheath production, comprising a stirring barrel, a clamping sleeve is fixedly sleeved on the outer side of the stirring barrel, a flow cavity is opened on the inner wall of the clamping sleeve at the place where it fits the stirring barrel, a driving assembly is arranged on the top of the stirring barrel, the driving assembly comprises a motor for driving rotation, a stirring assembly is arranged inside the stirring barrel, the stirring assembly comprises a flow pipe driven by the motor and then rotating in the stirring barrel cavity, a hollow plate for stirring is arranged on the outer side of the flow pipe, an infusion assembly for conveying heated liquid is arranged on the top of the stirring barrel at the place connecting the flow cavity and the flow pipe, and the infusion assembly comprises a conveying pipe.

[0007] Preferably, the driving assembly further comprises a first gear disc, the top of the first gear disc is fixedly connected to the output end of the motor, and the first gear disc is rotatably connected to one side of the top of the mixing barrel through the motor.

[0008] Preferably, the driving assembly further comprises a second toothed disc, the second toothed disc is fixedly sleeved on the outside of the circulation tube, and the second toothed disc is meshingly connected with the first toothed disc.

[0009] Preferably, one end of the delivery pipe extends into the flow cavity and the other end extends into the circulation pipe, and a water pump is fixedly installed on the top of the delivery pipe.

[0010] Preferably, the hollow plates are distributed in a ring shape outside the circulation pipe, the hollow plates are connected to the circulation pipe and the hollow plates are all arranged at a ten-degree inclination.

[0011] Preferably, sealed bearings are provided at the connection points between the circulation pipe and the top and bottom of the mixing barrel, two groups of sealed bearing inner rings are fixedly connected to the circulation pipe, two groups of sealed bearing outer rings are fixedly connected to the inner wall of the mixing barrel, and an opening and closing valve is fixedly installed at the flow chamber position of the circulation pipe.

[0012] Preferably, a communicating liquid inlet pipe is fixedly connected to the lower portion of one side of the clamping wall sleeve, and a communicating liquid outlet pipe is fixedly connected to one side of the clamping wall sleeve below the liquid inlet pipe.

[0013] Preferably, a heating element is fixedly installed in the middle of the flow chamber, and a temperature sensing element is fixedly installed at the bottom of the flow chamber.

[0014] The beneficial effects of the utility model are:

[0015] The utility model is provided with a delivery pipe at the connection between the circulation pipe and the flow cavity. When the circulation pipe and the hollow plate are rotated and stirred in the mixing barrel under the driving action of the motor, the water pump can be started and part of the heating liquid in the flow cavity can be sucked into the circulation pipe and the hollow plate connected with the circulation pipe through the delivery pipe. At this time, the inner wall of the mixing barrel is heated by the flow cavity, while the center of the mixing barrel is stirred and heated by the rotating circulation pipe and the hollow plate. This design can effectively reduce the heating temperature difference inside the mixing barrel, thereby avoiding the problem of uneven heating of the polyvinyl chloride raw material during stirring. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 This is a schematic diagram of the external structure of the overall device of the utility model;

[0018] Figure 2 It is a schematic diagram of the side section structure of the overall device of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the drive assembly and the infusion assembly of the utility model;

[0020] Figure 4 for Figure 3 A magnified image of area A;

[0021] In the figure: 1. stirring barrel; 2. wall sleeve; 21. liquid inlet pipe; 22. liquid outlet pipe; 23. flow chamber; 24. heating element; 25. temperature sensing element; 3. driving assembly; 31. motor; 32. first gear disc; 33. second gear disc; 4. infusion assembly; 41. delivery pipe; 42. water pump; 5. stirring assembly; 51. circulation pipe; 52. opening and closing valve; 53. hollow plate; 54. sealed bearing. DETAILED DESCRIPTION

[0022] The following will be combined with 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 of 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.

[0023] See also Figure 2 and Figure 3The utility model provides a technical solution: a raw material stirring device for cable sheath production, comprising a stirring barrel 1, a wall sleeve 2 is fixedly sleeved on the outer side of the stirring barrel 1, a flow cavity 23 is opened on the inner wall of the wall sleeve 2 at the place where it is in contact with the stirring barrel 1, a driving component 3 is arranged on the top of the stirring barrel 1, the driving component 3 includes a motor 31 for driving rotation, a stirring component 5 is arranged inside the stirring barrel 1, the stirring component 5 includes a flow pipe 51 driven by the motor 31 and then rotating in the cavity of the stirring barrel 1, a hollow plate 53 for stirring is arranged on the outer side of the flow pipe 51, and an infusion component 4 for conveying heated liquid is arranged on the top of the stirring barrel 1 at the place connecting the flow cavity 23 and the flow pipe 51. This design solves the problem in the prior art that the heating temperatures at the inner wall and the center of the stirring bin are different, thereby causing uneven heating temperature of the polyvinyl chloride raw material when stirred.

[0024] See also Figure 3 The driving assembly 3 also includes a first toothed disc 32, the top of the first toothed disc 32 is fixedly connected to the output end of the motor 31, and the first toothed disc 32 is rotatably connected to one side of the top of the mixing barrel 1 through the motor 31. The driving assembly 3 also includes a second toothed disc 33, and the second toothed disc 33 is fixedly sleeved on the outer side of the circulation tube 51. The second toothed disc 33 is meshed with the first toothed disc 32. Through this design, the motor 31 can drive the circulation tube 51 to rotate in the mixing barrel 1.

[0025] See also Figure 3 One end of the delivery pipe 41 extends into the flow chamber 23 and the other end extends into the circulation pipe 51, and the connection between the flow chamber 23 and the circulation pipe 51 is treated to be anti-seepage. A water pump 42 is fixedly installed on the top of the delivery pipe 41. The delivery pipe 41 and the water pump 42 can complete the work of transporting the heating liquid from the flow chamber 23 to the circulation pipe 51.

[0026] See also Figure 3 The hollow plates 53 are distributed in a ring shape on the outside of the circulation tube 51. The hollow plates 53 are connected to the circulation tube 51 and are all set at a ten-degree inclination. When the heating and stirring work is completed, the opening and closing valve 52 can be started to facilitate the hollow plates 53 and the heating liquid in the circulation tube 51 to quickly flow back from the bottom of the circulation tube 51 to the flow chamber 23, and the inclined design of 53 can effectively avoid the problem of residual heating liquid.

[0027] See also Figure 4 Sealed bearings 54 are provided at the connection points between the circulation pipe 51 and the top and bottom of the mixing barrel 1. The inner rings of the two sets of sealed bearings 54 are fixedly connected to the circulation pipe 51, and the outer rings of the two sets of sealed bearings 54 are fixedly connected to the inner wall of the mixing barrel 1 groove. The circulation pipe 51 is fixedly installed with an on-off valve 52 at the position of the flow chamber 23. This design can avoid the problem of heating liquid leakage in the mixing barrel 1 cavity and the connection point of the flow chamber 23.

[0028] See also Figure 2 A liquid inlet pipe 21 is fixedly connected to the lower part of one side of the wall sleeve 2, and a liquid outlet pipe 22 is fixedly connected to the lower part of the one side of the wall sleeve 2 below the liquid inlet pipe 21. The heating liquid can be injected and discharged into the flow chamber 23 through the liquid inlet pipe 21 and the liquid outlet pipe 22.

[0029] See also Figure 2 A heating element 24 is fixedly installed in the middle of the flow chamber 23, and a temperature sensing element 25 is fixedly installed at the bottom of the flow chamber 23. The heating element 24 can heat the heating liquid in the flow chamber 23, and a temperature sensing element 25 is provided in the flow chamber 23 to understand the current temperature of the heating liquid at any time.

[0030] The working principle and use process of the utility model are as follows:

[0031] In this design, a delivery pipe 41 is provided at the connection between the circulation pipe 51 and the flow chamber 23. The water pump 42 can be started to suck part of the heating liquid in the flow chamber 23 into the circulation pipe 51 and the hollow plate 53 connected to the circulation pipe 51 through the delivery pipe 41. At this time, the inner wall of the mixing barrel 1 is heated through the flow chamber 23, while the center of the mixing barrel 1 is heated through the circulation pipe 51 and the hollow plate 53. Then, the motor 31 is started so that the output end of the motor 31 drives the first gear disc 32 to rotate. At this time, the second gear disc 33 engaged on one side of the first gear disc 32 rotates synchronously and drives the circulation pipe 51 and the hollow plate 53 to rotate in the mixing barrel 1 cavity. The above two sets of processes are used to complete the heating and stirring work of the raw materials. When the heating and stirring work is completed, the opening and closing valve 52 can be started to make the heating liquid in the circulation pipe 51 and the hollow plate 53 flow back to the flow chamber 23 and wait for the next work.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A raw material stirring device for cable sheath production, comprising a stirring barrel (1), characterized in that: The outer side of the stirring barrel (1) is fixedly sleeved with a wall sleeve (2), and the inner wall of the wall sleeve (2) is provided with a flow cavity (23) at a position where it is in contact with the stirring barrel (1). The top of the stirring barrel (1) is provided with a driving assembly (3), and the driving assembly (3) comprises a motor (31) for driving rotation. The inside of the stirring barrel (1) is provided with a stirring assembly (5), and the stirring assembly (5) comprises a circulation tube (51) driven by the motor (31) and thus rotating in the cavity of the stirring barrel (1). The outer side of the circulation tube (51) is provided with a hollow plate (53) for stirring. The top of the stirring barrel (1) is provided with an infusion assembly (4) for conveying heated liquid at a position connecting the flow cavity (23) and the circulation tube (51), and the infusion assembly (4) comprises a conveying tube (41).

2. A raw material stirring device for cable sheath production according to claim 1, characterized in that: The driving assembly (3) further comprises a first toothed disc (32), the top of the first toothed disc (32) being fixedly connected to the output end of the motor (31), and the first toothed disc (32) being rotatably connected to one side of the top of the mixing barrel (1) via the motor (31).

3. A raw material stirring device for cable sheath production according to claim 1, characterized in that: The driving assembly (3) further comprises a second toothed disc (33), wherein the second toothed disc (33) is fixedly sleeved on the outside of the circulation tube (51), and the second toothed disc (33) is meshingly connected with the first toothed disc (32).

4. A raw material stirring device for producing cable sheath according to claim 1, characterized in that: One end of the delivery pipe (41) extends into the flow cavity (23) and the other end extends into the circulation pipe (51), and a water pump (42) is fixedly mounted on the top of the delivery pipe (41).

5. A raw material stirring device for producing cable sheath according to claim 1, characterized in that: The hollow plates (53) are distributed in an annular shape outside the circulation tube (51); the hollow plates (53) are connected to the circulation tube (51) and the hollow plates (53) are all arranged at an angle of ten degrees.

6. A raw material stirring device for producing cable sheath according to claim 1, characterized in that: Sealing bearings (54) are provided at the connection points between the circulation pipe (51) and the top and bottom of the mixing barrel (1); the inner rings of the two groups of sealing bearings (54) are fixedly connected to the circulation pipe (51); the outer rings of the two groups of sealing bearings (54) are fixedly connected to the inner wall of the groove of the mixing barrel (1); and an opening and closing valve (52) is fixedly installed at the position of the flow chamber (23) of the circulation pipe (51).

7. A raw material stirring device for producing cable sheath according to claim 1, characterized in that: A communicating liquid inlet pipe (21) is fixedly connected to the lower part of one side of the clamped wall sleeve (2), and a communicating liquid outlet pipe (22) is fixedly connected to one side of the clamped wall sleeve (2) below the liquid inlet pipe (21).

8. A raw material stirring device for producing cable sheath according to claim 1, characterized in that: A heating element (24) is fixedly mounted in the middle of the flow chamber (23), and a temperature sensing element (25) is fixedly mounted at the bottom of the flow chamber (23).

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