Mixing device for preparing fireproof thermal insulation wallboard
By designing a multi-stage mixing mechanism and high-pressure mixing head, the problem of high viscosity and difficulty in discharge of materials during the preparation of fire-proof and thermal insulation wall panels is solved, and the smooth discharge of materials and efficient stirring and mixing of materials are achieved.
Patent Information
- Application Number
- CN202421867338.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-08-02
- Publication Date
- 2025-05-30
- Estimated Expiration
- 2034-08-02
AI Technical Summary
During the preparation of existing fire-proof and thermal insulation wall panels, the stirred sand, graphite, fire-proof materials, polyurethane white materials and black materials are highly sticky and difficult to discharge, and the existing mixing device cannot be effectively treated.
A mixing device including a first, second and third mixing mechanism is designed. The first mixing mechanism is stirred and transported through a storage hopper, a connecting cavity and a feeding tube; the second mixing mechanism uses a high-pressure mixing head for secondary stirring; the third mixing mechanism uses a mixing cavity and a discharge port, combined with an annular air intake hole to achieve smooth discharge of materials.
The animal material is blown through the annular air intake hole to achieve smooth discharge of the discharge port and avoid material dissipation; the first stirring component prevents the material from erecting bridges to ensure smooth flow of material; the high-pressure mixing head improves the stirring effect of the polyurethane material.
Smart Images
Figure CN222920890U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of mixing devices, in particular to a mixing device for preparing fireproof and heat-insulating wall panels. Background Technique
[0002] During the preparation of existing fireproof and heat-insulating wall panels, it is necessary to first stir and mix sand, graphite and fireproof materials, stir and mix polyurethane white material and polyurethane black material, and then stir and mix the stirred sand, graphite, fireproof material mixture and the stirred polyurethane white material and polyurethane black material together. However, the viscosity of the stirred sand, graphite, fireproof material 、 polyurethane white material and polyurethane black material is relatively large, and it is difficult for the existing mixing device to discharge the stirred materials. Content of the Utility Model
[0003] The purpose of the utility model is to overcome the above technical deficiencies, and propose a mixing device for preparing fireproof and heat-insulating wall panels to solve the technical problems in the background technique.
[0004] To achieve the above technical purpose, the technical solution of the utility model provides a mixing device for preparing fireproof and heat-insulating wall panels, which includes a first mixing mechanism, a second mixing mechanism, and a third mixing mechanism respectively communicated with the first mixing mechanism and the second mixing mechanism;
[0005] The first mixing mechanism includes a storage hopper. The bottom of the storage hopper is communicated with one end of a feeding pipe through a communication cavity. A first stirring component is arranged inside the storage hopper, a second stirring component is arranged inside the communication cavity, and a feeding component is arranged inside the feeding pipe. The second mixing mechanism includes a high-pressure mixing head. The third mixing mechanism includes a mixing cavity. A third stirring component is arranged inside the mixing cavity. An outlet is arranged at the bottom of the mixing cavity, and an annular air inlet hole is arranged on the side wall of the outlet.
[0006] Further, the first stirring component includes a first stirring shaft longitudinally arranged inside the storage hopper. First stirring rods are arranged on the side wall of the first stirring shaft. One end of the first stirring shaft is connected to a first driving device for driving the first stirring shaft to rotate.
[0007] Further, the second stirring component includes a second stirring shaft transversely arranged. Second stirring rods are arranged on the side wall of the second stirring shaft. One end of the second stirring shaft is connected to a second driving device for driving the second stirring shaft to rotate.
[0008] Further, the feeding component includes a feeding rod arranged inside the feeding pipe. First spiral blades are arranged on the side wall of the feeding rod. One end of the feeding pipe is connected to a third driving device for driving the feeding rod to rotate.
[0009] Further, the third stirring assembly includes a third stirring shaft vertically arranged inside the mixing cavity. Second spiral vanes, sector vanes, and third spiral vanes are successively arranged on the side wall of the third stirring shaft from top to bottom. One end of the third stirring shaft is connected to a fourth driving device for driving the third stirring shaft to rotate.
[0010] Further, a blocking assembly for opening or closing the passage between the mixing cavity and the feeding pipe is provided between the mixing cavity and the feeding pipe.
[0011] Further, the blocking assembly includes a blocking plate provided with a through hole, and the blocking plate is connected to a fifth driving device for driving the blocking plate to lift and lower.
[0012] The beneficial effects of the present utility model include:
[0013] 1. Gas can be introduced into the discharge port through the annular air inlet to blow the materials inside the discharge port, so that the mixed materials can smoothly pass through the discharge port. At the same time, the inner end opening of the discharge port faces downward, which can prevent the gas entering the discharge port from the annular air inlet from scattering the materials;
[0014] 2. While stirring and mixing the materials in the storage hopper, the first stirring assembly can also prevent the materials in the storage hopper from bridging, so that the materials can smoothly flow out of the storage hopper;
[0015] 3. The polyurethane white material and the polyurethane black material can be secondarily stirred and mixed through the high-pressure mixing head, and the stirring and mixing effect is good. Description of the Drawings
[0016] Figure 1 is a schematic structural diagram of a mixing device for preparing a fireproof and heat-insulating wall panel according to an embodiment of the present utility model;
[0017] Figure 2 is a partial structural schematic diagram of a mixing device for preparing a fireproof and heat-insulating wall panel according to an embodiment of the present utility model;
[0018] Figure 3 is Figure 1 a sectional view taken along line A of
[0019] Figure 4 is Figure 2 a schematic structural diagram of the B position of
[0020] In the figure: 1. First mixing mechanism; 11. Storage hopper; 12. Connecting cavity; 13. Feeding pipe; 14. First stirring assembly; 141. First stirring shaft; 142. First stirring rod; 143. First driving device; 15. Second stirring assembly; 151. Second stirring shaft; 152. Second stirring rod; 153. Second driving device; 16. Feeding assembly; 161. Feeding rod; 162. First spiral blade; 163. Third driving device; 2. Second mixing mechanism; 21. High-pressure mixing head; 3. Third mixing mechanism; 31. Mixing cavity; 32. Third stirring assembly; 321. Third stirring shaft; 322. Second spiral blade 322; 323. Sector blade; 324. Third spiral blade; 325. Fourth driving device; 33. Discharge port; 331. Air inlet hole; 34. Blocking assembly; 341. Blocking plate; 3411. Through hole; 342. Fifth driving device. Detailed implementation mode
[0021] In order to make the objectives, technical solutions and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.
[0022] The embodiment of the present utility model provides a mixing device for preparing a fireproof and heat-insulating wall panel, as Figures 1 - 4 shown, which includes a first mixing mechanism 1, a second mixing mechanism 2, and a third mixing mechanism 3 that is respectively connected to the first mixing mechanism 1 and the second mixing mechanism 2.
[0023] In this embodiment, the first mixing mechanism 1 includes a storage hopper 11. The bottom of the storage hopper 11 is connected to one end of a feeding pipe 13 through a connecting cavity 12. A first stirring assembly 14 is arranged inside the storage hopper 11, a second stirring assembly 15 is arranged inside the connecting cavity 12, and a feeding assembly 16 is arranged inside the feeding pipe 13. The storage hopper 11 can be used to store sand, graphite, and fireproof materials. The materials inside the storage hopper 11 can be first stirred and mixed by the first stirring assembly 14. The materials inside the storage hopper 11 can enter the connecting cavity 12 and be secondarily stirred and mixed by the second stirring assembly 15. The materials inside the connecting cavity 12 can enter the feeding pipe 13 and be transported to the third mixing mechanism 3 by the feeding assembly 16. While stirring and mixing the materials inside the storage hopper 11, the first stirring assembly 14 can also prevent the materials inside the storage hopper 11 from bridging, so that the materials can flow out of the storage hopper 11 smoothly.
[0024] In this embodiment, the first stirring assembly 14 includes a first stirring shaft 141 longitudinally arranged inside the storage hopper 11. The side wall of the first stirring shaft 141 is provided with first stirring rods 142. One end of the first stirring shaft 141 is connected to a first driving device 143 for driving the first stirring shaft 141 to rotate. The first driving device 143 is one of an electric motor, a hydraulic motor or a pneumatic motor. The second stirring assembly 15 includes a second stirring shaft 151 arranged horizontally. The side wall of the second stirring shaft 151 is provided with second stirring rods 152. One end of the second stirring shaft 151 is connected to a second driving device 153 for driving the second stirring shaft 151 to rotate. The second driving device 153 is one of an electric motor, a hydraulic motor or a pneumatic motor. By the first driving device 143, the first stirring shaft 141 can be driven to rotate, and the first stirring shaft 141 can drive the first stirring rods 142 to rotate horizontally. By the second driving device 153, the second stirring shaft 151 can be driven to rotate, and the second stirring shaft 151 can drive the second stirring rods 152 to rotate longitudinally, so that the materials can be stirred and mixed in the horizontal and longitudinal directions, and the stirring and mixing effect is good. The feeding assembly 16 includes a feeding rod 161 arranged inside the feeding pipe 13. The side wall of the feeding assembly 16 is provided with a first spiral blade 162. One end of the feeding pipe 13 is connected to a third driving device 163 for driving the feeding rod 161 to rotate. The third driving device 163 is one of an electric motor, a hydraulic motor or a pneumatic motor. By the third driving device 163, the feeding rod 161 can be driven to rotate, and the feeding rod 161 can drive the first spiral blade 162 to rotate to convey the materials.
[0025] In this embodiment, the second mixing mechanism 2 includes a high-pressure mixing head 21. Through the high-pressure mixing head 21, the polyurethane white material and the polyurethane black material can be secondarily stirred and mixed, and the stirring and mixing effect is good.
[0026] In this embodiment, the third mixing mechanism 3 includes a mixing cavity 31. A third stirring assembly 32 is arranged inside the mixing cavity 31. The sand, graphite, and fireproof materials output by the first mixing mechanism 3 and the polyurethane white material and the polyurethane black material output by the second mixing mechanism 3 can be conveyed into the mixing cavity 31 and stirred and mixed by the third stirring assembly 32. An outlet 33 is arranged at the bottom of the mixing cavity 31. An annular air inlet hole 331 is arranged on the side wall of the outlet 33. The mixed materials inside the mixing cavity 31 can be discharged through the outlet 33. Through the annular air inlet hole 331, gas can be introduced into the outlet 33 to blow the materials inside the outlet 33, so that the mixed materials can be smoothly discharged through the outlet 33. At the same time, the inner end opening of the outlet 33 faces downward, which can prevent the gas entering the outlet 33 from the annular air inlet hole 331 from scattering the materials.
[0027] The third stirring assembly 32 includes a third stirring shaft 321 vertically arranged inside the mixing cavity 31. Second spiral blades 322, fan-shaped blades 323, and third spiral blades 324 are successively arranged on the side wall of the third stirring shaft 321 from top to bottom. One end of the third stirring shaft 321 is connected to a fourth driving device 325 for driving the third stirring shaft 321 to rotate. The fourth driving device 325 is one of an electric motor, a hydraulic motor, or a pneumatic motor. The third stirring shaft 321 can be driven to rotate by the fourth driving device 325, and the third stirring shaft 321 can drive the second spiral blades 322, the fan-shaped blades 323, and the third spiral blades 324 to rotate, so as to stir and mix the materials inside the mixing cavity 31.
[0028] In this embodiment, a blocking assembly 34 is provided between the mixing cavity 31 and the feeding pipe 13 for opening or closing the passage between the mixing cavity 31 and the feeding pipe 13. The blocking assembly 34 includes a blocking plate 341. A through hole 3411 is provided on the blocking plate 341. The blocking plate 341 is connected to a fifth driving device 342 for driving the blocking plate 341 to move up and down. The fifth driving device 342 is one of a cylinder, a hydraulic cylinder, or an electric telescopic rod. The blocking plate 341 can be driven to move up and down by the fifth driving device 342, so that the through hole 3411 connects the mixing cavity 31 and the feeding pipe 13 or closes the passage between the mixing cavity 31 and the feeding pipe 13 through the blocking plate 341.
[0029] The specific implementation manners of the present invention described above do not constitute a limitation on the protection scope of the present invention. Any other corresponding changes and deformations made according to the technical concept of the present invention should be included in the protection scope of the claims of the present invention.
Claims
1. A mixing device for preparing fireproof and thermal insulation wallboard, characterized in that: It comprises a first mixing mechanism (1), a second mixing mechanism (2) and a third mixing mechanism (3) which is connected to the first mixing mechanism (1) and the second mixing mechanism (2) respectively; The first mixing mechanism (1) comprises a storage hopper (11), the bottom of the storage hopper (11) is connected to one end of a feeding pipe (13) through a connecting cavity (12), a first stirring component (14) is arranged inside the storage hopper (11), a second stirring component (15) is arranged inside the connecting cavity (12), and a feeding component (16) is arranged inside the feeding pipe (13), the second mixing mechanism (2) comprises a high-pressure mixing head, and the third mixing mechanism (3) comprises a mixing cavity (31), a third stirring component (32) is arranged inside the mixing cavity (31), a discharge port (33) is arranged at the bottom of the mixing cavity (31), and a side wall of the discharge port (33) is provided with an annular air inlet hole (331).
2. A mixing device for preparing fireproof and heat-insulating wallboard according to claim 1, characterized in that: The first stirring assembly (14) comprises a first stirring shaft (141) longitudinally arranged inside the storage hopper (11); a first stirring rod (142) is provided on the side wall of the first stirring shaft (141); one end of the first stirring shaft (141) is connected to a first driving device (143) for driving the first stirring shaft (141) to rotate.
3. A mixing device for preparing fireproof and heat-insulating wallboard according to claim 1, characterized in that: The second stirring assembly (15) comprises a second stirring shaft (151) arranged transversely, a second stirring rod (152) is provided on the side wall of the second stirring shaft (151), and one end of the second stirring shaft (151) is connected to a second driving device (153) for driving the second stirring shaft (151) to rotate.
4. A mixing device for preparing fireproof and heat-insulating wallboard according to claim 1, characterized in that: The feeding assembly (16) comprises a feeding rod (161) arranged inside a feeding pipe (13), a side wall of the feeding rod (161) is provided with a first spiral blade (162), and one end of the feeding pipe (13) is connected to a third driving device (163) for driving the feeding rod (161) to rotate.
5. A mixing device for preparing fireproof and heat-insulating wallboard according to claim 1, characterized in that: The third stirring assembly (32) comprises a third stirring shaft (321) vertically arranged inside the mixing chamber (31); the side wall of the third stirring shaft (321) is provided with a second spiral blade (322), a fan-shaped blade (323) and a third spiral blade (324) in sequence from top to bottom; one end of the third stirring shaft (321) is connected to a fourth driving device (325) for driving the third stirring shaft (321) to rotate.
6. A mixing device for preparing fireproof and heat-insulating wallboard according to claim 1, characterized in that: A blocking component (34) for opening or closing the passage between the mixing chamber (31) and the feeding pipe (13) is provided between the mixing chamber (31) and the feeding pipe (13).
7. A mixing device for preparing fireproof and heat-insulating wallboard according to claim 6, characterized in that: The blocking assembly (34) comprises a blocking plate (341), the blocking plate (341) is provided with a through hole (3411), and the blocking plate (341) is connected to a fifth driving device (342) for driving the blocking plate (341) to rise and fall.