Secondary stirring and mixing equipment
By setting the first and second stirring mechanisms in the agitation and mixing equipment and achieving communication between the two by moving the stop, the problem that the existing equipment cannot perform pre-mixing and secondary mixing at the same time is solved, and the masterbatch is improved Productivity.
Patent Information
- Application Number
- CN202420953253.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-06
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-06
AI Technical Summary
The existing stirring and mixing equipment cannot perform pre-mix and secondary mixing at the same time, resulting in insufficiency of masterbatch production.
A secondary stirring and mixing device is designed, including a first stirring mechanism and a second stirring mechanism, which enables communication or blocking between the two by moving up and down the stop, allowing the premix to enter the second stirring chamber for secondary mixing. , while premixing is continued during the secondary mixing process.
The synchronous progress of premix and secondary mixing is achieved, greatly improving the mixing efficiency of raw materials and the production efficiency of masterbatches.
Smart Images
Figure CN222201216U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of stirring and mixing equipment, and more specifically, to secondary stirring and mixing equipment. Background Art
[0002] In the manufacture of masterbatch, multiple raw materials need to be mixed and stirred in different proportions, and then extruded and pelletized through a screw extruder to form new masterbatch. Masterbatch with different properties can be made according to different raw materials. When mixing some raw materials, some raw materials must be pre-mixed first, and then the pre-mixed mixture is mixed with the remaining raw materials again. The current mixing and stirring equipment has only one mixing chamber. When mixing raw materials, only pre-mixing or secondary mixing can be performed, and both cannot be performed at the same time, which greatly reduces the production efficiency of masterbatch. Therefore, it is urgently needed to improve this. Utility Model Content
[0003] The purpose of the utility model is to overcome the deficiencies of the above-mentioned prior art and provide a secondary stirring and mixing equipment. By setting a first stirring mechanism and a second stirring mechanism, the pre-mixing and the secondary mixing can be carried out simultaneously, which greatly improves the efficiency of raw material stirring and mixing, thereby improving the production efficiency of masterbatch.
[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0005] The utility model discloses a secondary stirring and mixing device, comprising a first stirring mechanism and a second stirring mechanism, wherein the second stirring mechanism is located at the lower part of the first stirring mechanism, the first stirring mechanism comprises a first stirring chamber, a first stirring paddle is arranged inside the first stirring chamber, the second stirring mechanism comprises a second stirring chamber with an opening at the top, a second stirring paddle is arranged inside the second stirring chamber, the first stirring chamber and the second stirring chamber are connected or blocked by a block, a feed trough is arranged on the side of the first stirring mechanism, the feed trough is located higher than the second stirring mechanism and is connected to the second stirring chamber.
[0006] Furthermore, the lower surfaces of the first stirring chamber and the second stirring chamber are both arc-shaped, the first stirring paddle and the second stirring paddle are both horizontally arranged, a first motor is connected to the outside of the first stirring mechanism, the first motor is connected to the first stirring paddle, and a second motor is provided on the outside of the second stirring mechanism, and the second motor is connected to the second stirring paddle.
[0007] Furthermore, a feed opening is provided at the bottom of the first stirring chamber, and the feed opening is located above the second stirring chamber. The block can move up and down to block or open the feed opening, so that the first stirring chamber and the second stirring chamber are blocked or connected.
[0008] Furthermore, guide grooves are provided on both sides of the second stirring mechanism, connecting rods are provided on both sides of the stopper, the connecting rods on both sides respectively penetrate the two guide grooves and support blocks are provided at the protruding ends, cylinders are fixed on both sides of the first stirring mechanism, the telescopic rod ends of the cylinders are connected to the support blocks, and the cylinders can drive the stopper to move up and down along the guide grooves.
[0009] Furthermore, the feed opening includes a through hole, a tapered hole is provided at the lower portion of the through hole, the stopper can be inserted into the through hole and sealed with the through hole, and there is a gap between the stopper and the tapered hole.
[0010] Furthermore, the upper portion of the stopper is an arc-shaped surface which is higher in the middle and lower on both sides, and the upper portion of the stopper transitions to the side surfaces through rounded corners. When the stopper blocks the feed outlet, the arc-shaped surface protrudes from the surface of the first stirring chamber.
[0011] Furthermore, the second stirring paddle can be detached from the interior of the second stirring chamber, a cleaning port is provided on the side of the second stirring chamber, a cover plate is covered on the outer side of the cleaning port, the cover plate is connected to the second stirring mechanism by bolts, the second motor is fixed to the cover plate, the second stirring paddle is opposite to the cleaning port, a boss is fixed on the side of the second stirring chamber away from the cleaning port, and one end of the second stirring paddle is inserted into the boss.
[0012] Furthermore, the stopper is arranged along the length direction of the first stirring mechanism.
[0013] Furthermore, a flap is hingedly connected to the upper portion of the first stirring mechanism, the upper portion of the first stirring chamber is an opening, the flap can cover the upper portion of the first stirring chamber, and a handle is provided on the side of the flap.
[0014] Furthermore, a discharge port is provided at the bottom of the second stirring mechanism, and a staircase is provided on the side of the second stirring mechanism.
[0015] The beneficial effects of the utility model are:
[0016] When in use, firstly, several different raw materials are put into the first stirring chamber, and the first stirring paddle is driven to rotate by the first motor to pre-mix the raw materials. At this time, the block blocks the feed opening, and the first stirring chamber and the second stirring chamber are not connected; when the pre-mixing is completed, the feed opening is opened by moving the block, and the raw materials in the first stirring chamber enter the second stirring chamber from the feed opening; at this time, the feed opening can be closed again, and the remaining raw materials are put into the second stirring chamber from the feed trough, and the second stirring paddle is driven to rotate by the second motor for secondary mixing. While performing the secondary mixing, the raw materials can also be put into the first stirring chamber for pre-mixing, so that the pre-mixing and secondary mixing can be carried out simultaneously, which greatly improves the mixing efficiency of the raw materials and the production efficiency of the masterbatch. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 A structural diagram of this embodiment;
[0018] Figure 2 is a sectional view of a side view of this embodiment;
[0019] Figure 3 for Figure 2 A magnified view at point A;
[0020] Figure 4 It is a partial schematic diagram when the stopper is opened;
[0021] Figure 5 is a sectional view of the main view of this embodiment;
[0022] Figure 6 for Figure 5 Enlarged view at B.
[0023] Figure numerals: 1. first stirring mechanism; 11. first stirring chamber; 12. feed trough; 13. discharge port; 131. through hole; 132. tapered hole; 2. flip cover; 21. handle; 3. first stirring paddle; 31. first motor; 4. second stirring mechanism; 41. second stirring chamber; 42. discharge port; 43. convex rib; 44. guide groove; 45. cleaning port; 46. boss; 5. second stirring paddle; 51. second motor; 6. stopper; 61. arc surface; 62. connecting rod; 63. support block; 7. cylinder; 8. cover plate; 9. stairs. DETAILED DESCRIPTION
[0024] 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.
[0025] like Figures 1 to 6As shown, a secondary stirring and mixing device includes a first stirring mechanism 1 and a second stirring mechanism 4, wherein the second stirring mechanism 4 is located at the lower part of the first stirring mechanism 1, the first stirring mechanism 1 includes a first stirring chamber 11, wherein a first stirring paddle 3 is arranged inside the first stirring chamber 11, the second stirring mechanism 4 includes a second stirring chamber 41 with an opening at the top, wherein a second stirring paddle 5 is arranged inside the second stirring chamber 41, the lower surfaces of the first stirring chamber 11 and the second stirring chamber 41 are both arc-shaped, the first stirring paddle 3 and the second stirring paddle 5 are both arranged horizontally, the outer side of the first stirring mechanism 1 is connected to a first motor 31, and the first motor 31 is connected to the first stirring paddle 3 The second stirring mechanism 4 is connected, a second motor 51 is provided on the outside of the second stirring mechanism 4, the second motor 51 is connected to the second stirring paddle 5, the first stirring chamber 11 and the second stirring chamber 41 are connected or blocked by the block 6, a feed opening 13 is provided at the bottom of the first stirring chamber 11, the feed opening 13 is located above the second stirring chamber 41, the block 6 can move up and down to block or open the feed opening 13, so that the first stirring chamber 11 and the second stirring chamber 41 are blocked or connected, a feed trough 12 is provided on the side of the first stirring mechanism 1, the feed trough 12 is located higher than the second stirring mechanism 4 and is connected to the second stirring chamber 41, and a discharge port 42 is provided at the lower part of the second stirring mechanism 4;
[0026] When in use, several different raw materials are first placed in the first stirring chamber 11, and the first stirring paddle 3 is driven to rotate by the first motor 31 to pre-mix the raw materials. At this time, the block 6 blocks the feed port 13, and the first stirring chamber 11 and the second stirring chamber 41 are not connected; when the pre-mixing is completed, the feed port 13 is opened by moving the block 6, and the raw materials in the first stirring chamber 11 enter the second stirring chamber 41 from the feed port 13; at this time, the feed port 13 can be closed again, and the remaining raw materials are put into the second stirring chamber 41 from the feed trough 12, and the second stirring paddle 5 is driven to rotate by the second motor 51 for secondary mixing. While performing the secondary mixing, the raw materials can also be placed in the first stirring chamber 11 for pre-mixing, so that the pre-mixing and secondary mixing can be carried out simultaneously, which greatly improves the mixing efficiency of the raw materials and the production efficiency of the masterbatch.
[0027] Guide grooves 44 are provided on both sides of the second stirring mechanism 4, and the stopper 6 is arranged along the length direction of the first stirring mechanism 1. Connecting rods 62 are provided on both sides of the stopper 6. The connecting rods 62 on both sides respectively penetrate the two guide grooves 44 and support blocks 63 are provided at the protruding ends. Cylinders 7 are fixed on both sides of the first stirring mechanism 1, and the telescopic rod ends of the cylinders 7 are connected to the support blocks 63. The cylinders 7 can drive the stopper 6 to move up and down along the guide grooves 44. By driving the stopper 6 to move up and down by the cylinders 7, the closing and opening of the discharge port 13 can be realized.
[0028] Among them, the upper part of the block 6 is an arc-shaped surface 61 which is higher in the middle and lower on both sides. The upper part of the block 6 and the side surface are transitioned through rounded corners. When the block 6 blocks the discharge port 13, the arc-shaped surface 61 protrudes from the surface of the first stirring chamber 11. Through the above design, it can effectively prevent the raw materials from accumulating on the upper surface of the block 6 during discharge, thereby facilitating the discharge of the raw materials.
[0029] The surface of the first stirring chamber 11 is provided with a plurality of convex ribs 43 arranged along its length direction. By providing the convex ribs 43 and the arc surface 61 on the surface of the stopper 6, the mixing effect of the raw materials can be improved. The convex ribs 43 are arc-shaped, which can prevent the raw materials from accumulating on the surface of the convex ribs 43.
[0030] The discharge port 13 includes a through hole 131, a tapered hole 132 is provided at the lower part of the through hole 131, the stopper 6 can be inserted into the through hole 131 and sealed with the through hole 131, and there is a gap between the stopper 6 and the tapered hole 132. The sealing performance of the discharge port 13 can be ensured by the cooperation between the through hole 131 and the stopper 6. The provision of the tapered hole 132 is beneficial to the discharge operation of the raw materials in the first stirring chamber 11.
[0031] The second stirring paddle 5 can be separated from the second stirring chamber 41. A cleaning port 45 is provided on the side of the second stirring chamber 41. A cover plate 8 is covered on the outside of the cleaning port 45. The cover plate 8 is connected to the second stirring mechanism 4 by bolts. The second motor 51 is fixed to the cover plate 8. The second stirring paddle 5 faces the cleaning port 45. A boss 46 is fixed on the side of the second stirring chamber 41 away from the cleaning port 45. One end of the second stirring paddle 5 is inserted into the boss 46. Figure 5 As shown, when the second stirring chamber 41 needs to be cleaned, the cover plate 8 only needs to be separated from the second stirring mechanism 4 , and the second stirring paddle 5 can be pulled out of the second stirring chamber 41 to the left, and the inside of the second stirring chamber 41 can be cleaned through the cleaning port 45 .
[0032] A flip cover 2 is hingedly provided on the upper portion of the first stirring mechanism 1, and the upper portion of the first stirring chamber 11 is open. The flip cover 2 can cover the upper portion of the first stirring chamber 11, and a handle 21 is provided on the side of the flip cover 2. The first stirring mechanism 1 is connected to the flip cover 2 through a hinge. When raw materials need to be put into the first stirring chamber 11, only the flip cover 2 needs to be opened.
[0033] A staircase 9 is provided on the side of the second stirring mechanism 4 . In this embodiment, the first stirring mechanism 1 and the second stirring mechanism 4 are stacked up and down. Therefore, by providing the staircase 9 , it is convenient to put the raw materials into the first stirring chamber 11 .
[0034] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.
Claims
1. A secondary stirring and mixing device, characterized in that: The invention comprises a first stirring mechanism (1) and a second stirring mechanism (4), wherein the second stirring mechanism (4) is located at the lower part of the first stirring mechanism (1), the first stirring mechanism (1) comprises a first stirring chamber (11), a first stirring paddle (3) is arranged inside the first stirring chamber (11), the second stirring mechanism (4) comprises a second stirring chamber (41) with an opening at the top, a second stirring paddle (5) is arranged inside the second stirring chamber (41), the first stirring chamber (11) and the second stirring chamber (41) are connected or blocked by a block (6), and a feed groove (12) is arranged on the side of the first stirring mechanism (1), the feed groove (12) is located higher than the second stirring mechanism (4) and is connected to the second stirring chamber (41).
2. A secondary stirring and mixing device according to claim 1, characterized in that: The lower surfaces of the first stirring chamber (11) and the second stirring chamber (41) are both arc-shaped; the first stirring paddle (3) and the second stirring paddle (5) are both arranged horizontally; a first motor (31) is connected to the outside of the first stirring mechanism (1); the first motor (31) is connected to the first stirring paddle (3); a second motor (51) is provided on the outside of the second stirring mechanism (4); the second motor (51) is connected to the second stirring paddle (5).
3. A secondary stirring and mixing device according to claim 1, characterized in that: A feed opening (13) is provided at the bottom of the first stirring chamber (11), and the feed opening (13) is located above the second stirring chamber (41). The stopper (6) can move up and down to block or open the feed opening (13), so that the first stirring chamber (11) and the second stirring chamber (41) are blocked or connected.
4. A secondary stirring and mixing device according to claim 3, characterized in that: Guide grooves (44) are provided on both sides of the second stirring mechanism (4), connecting rods (62) are provided on both sides of the stopper (6), the connecting rods (62) on both sides respectively penetrate the two guide grooves (44) and are provided with support blocks (63) at the protruding ends, and cylinders (7) are fixed on both sides of the first stirring mechanism (1), the telescopic rod ends of the cylinders (7) are connected to the support blocks (63), and the cylinders (7) can drive the stopper (6) to move up and down along the guide grooves (44).
5. A secondary stirring and mixing device according to claim 3, characterized in that: The feed opening (13) comprises a through hole (131), a tapered hole (132) is provided at the lower part of the through hole (131), the stopper (6) can be inserted into the through hole (131) and sealed with the through hole (131), and a gap exists between the stopper (6) and the tapered hole (132).
6. A secondary stirring and mixing device according to claim 3, characterized in that: The upper portion of the stopper (6) is an arc-shaped surface (61) which is higher in the middle and lower on both sides. The upper portion of the stopper (6) transitions to the side surfaces through rounded corners. When the stopper (6) blocks the feed opening (13), the arc-shaped surface (61) protrudes from the surface of the first stirring chamber (11).
7. A secondary stirring and mixing device according to claim 2, characterized in that: The second stirring paddle (5) can be separated from the interior of the second stirring chamber (41); a cleaning port (45) is provided on the side of the second stirring chamber (41); a cover plate (8) is covered on the outside of the cleaning port (45); the cover plate (8) is connected to the second stirring mechanism (4) by bolts; the second motor (51) is fixed to the cover plate (8); the second stirring paddle (5) faces the cleaning port (45); a boss (46) is fixed on the side of the second stirring chamber (41) away from the cleaning port (45); one end of the second stirring paddle (5) is inserted into the boss (46).
8. A secondary stirring and mixing device according to claim 1, characterized in that: The stopper (6) is arranged along the length direction of the first stirring mechanism (1).
9. A secondary stirring and mixing device according to claim 1, characterized in that: A flip cover (2) is hingedly connected to the upper portion of the first stirring mechanism (1); the upper portion of the first stirring chamber (11) is open; the flip cover (2) can cover the upper portion of the first stirring chamber (11); and a handle (21) is provided on the side of the flip cover (2).
10. A secondary stirring and mixing device according to claim 1, characterized in that: A discharge port (42) is provided at the lower part of the second stirring mechanism (4), and a staircase (9) is provided at the side of the second stirring mechanism (4).