A proportioning device for producing flame retardant polyether composition

Abstract

The utility model provides a proportioning device for the production of a flame-retardant polyether composition, comprising: a processing seat; two connecting plates are respectively fixedly installed on both sides of the surface of the processing seat, and a proportioning box is fixedly installed between the two connecting plates; three proportioning barrels are respectively fixedly installed on the surface of the processing seat at equal intervals. The utility model provides a proportioning device for the production of a flame-retardant polyether composition, which stores reagents through a proportioning barrel, and a user pulls an adjustment rod to drive a push plate to push the reagent inside the proportioning barrel upward, so that the reagent is discharged through a discharge pipe, and at the same time, an operator can intuitively observe the volume of the reagent discharge storage cavity through an observation window and a scale value. The device has a simple structure and strong practicality. An operator can manually control the proportion of the ingredients and intuitively observe the ratio between the times, thereby improving the accuracy of the proportioning effect of various reagents and improving the practicality and flexibility of the device.

Description

Technical Field

[0001] The utility model relates to the field of flame retardant polyether combination processing, in particular to a proportioning device for the production of flame retardant polyether compositions. Background Art

[0002] The production method of the flame retardant polyether composition is to prepare polyether polyol, flame retardant, catalyst and other additives, add the polyether polyol into a mixing kettle, add appropriate amount of flame retardant, catalyst and other additives in sequence under stirring, and fully mix the components for a period of time under a certain temperature and stirring conditions to ensure that the flame retardant is evenly dispersed in the polyether to form a composition.

[0003] The proportioning device mainly includes the following parts: storage tanks, conveying pipelines and mixing containers, etc. There are multiple storage tanks, which are used to store polyether polyols, different types of flame retardants and other additives. When flame-retardant polyether compositions are produced in some small factories, the polyether polyols stored in the storage tanks are discharged into the mixing kettle, which is usually manually controlled. The accuracy of manually added reagents is poor and the proportioning quality is low.

[0004] Therefore, it is necessary to provide a proportioning device for producing a flame retardant polyether composition to solve the above technical problems. Utility Model Content

[0005] The utility model provides a proportioning device for the production of flame retardant polyether compositions, which solves the problem that when the flame retardant polyether compositions are produced in a small factory, the polyether polyol stored in a storage tank is usually discharged into a mixing kettle under manual control, and the accuracy of manually added reagents is poor, resulting in low proportioning quality.

[0006] In order to solve the above technical problems, the utility model provides a proportioning device for producing a flame retardant polyether composition, comprising: a processing seat;

[0007] A connecting plate, two connecting plates are respectively fixedly installed on both sides of the surface of the processing seat, and a proportioning box is fixedly installed between the two connecting plates;

[0008] Dispensing barrels, three of which are fixedly mounted on the surface of the processing seat at equal intervals in sequence, a storage cavity is provided inside the dispensing barrel, an observation window is provided on one side of the surface of the dispensing barrel, and scale values ​​are fixedly mounted on the surface of the observation window at equal intervals from top to bottom;

[0009] An adjusting rod is slidably installed inside the storage cavity, a push plate is fixedly installed on the bottom end of the adjusting rod, a discharge pipe is fixedly installed on one side of the surface of the dispensing barrel, and a feed pipe is fixedly installed on the other side of the dispensing barrel.

[0010] Preferably, a flow meter is fixedly mounted on one side of the outer surface of the discharge pipe, and a control valve is fixedly mounted on one side of the flow meter.

[0011] Preferably, one end of the discharge pipe is fixedly connected to a connecting pipe, and the bottom of the connecting pipe is fixedly connected to a feed pipe.

[0012] Preferably, a feeding pipe is provided on one side of the outer surface of the proportioning box, a first servo motor is fixedly installed in the middle of the bottom of the proportioning box, an output shaft of the first servo motor is fixedly connected to a rotating shaft, and a stirring plate is fixedly installed on the outer surface of the rotating shaft.

[0013] Preferably, a second servo motor is fixedly mounted on one side of the top of the proportioning box, the output shaft of the second servo motor is fixedly connected to a threaded rod, a cleaning scraper is threadedly engaged on the outer surface of the threaded rod, and a guide ring block is fixedly mounted inside the cleaning scraper.

[0014] Preferably, a limit rod is fixedly installed on one side inside the proportioning box.

[0015] Preferably, the guide ring block is sleeved on the outer surface of the limiting rod.

[0016] Compared with the related art, the proportioning device for producing a flame retardant polyether composition provided by the utility model has the following beneficial effects:

[0017] The utility model provides a proportioning device for the production of a flame retardant polyether composition. Reagents are stored in a proportioning barrel. A user pulls an adjusting rod to drive a push plate to push the reagent inside the proportioning barrel upward, so that the reagent is discharged through a discharge pipe. At the same time, an operator can intuitively observe the volume of the reagent discharged from the storage chamber through an observation window and a scale value. The device has a simple structure and strong practicality. An operator can manually control the proportion of ingredients and intuitively observe the ratio between times, thereby improving the accuracy of the proportioning effects of various reagents and improving the practicality and flexibility of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic structural diagram of a first embodiment of a proportioning device for producing a flame retardant polyether composition provided by the utility model;

[0019] Figure 2 for Figure 1 The schematic diagram of the proportioning box shown is viewed from above;

[0020] Figure 3 for Figure 1 The schematic diagram of the dispensing barrel structure shown;

[0021] Figure 4 for Figure 1 The schematic cross-sectional view of the proportioning box shown;

[0022] Figure 5 A schematic structural diagram of a second embodiment of a proportioning device for producing a flame retardant polyether composition provided by the utility model;

[0023] Figure 6 for Figure 5 The schematic diagram of the proportioning box structure shown;

[0024] Figure 7 for Figure 6 An enlarged schematic diagram of point A is shown.

[0025] Numbers in the figure: 1. Processing seat, 2. Connecting plate, 3. Proportioning box, 4. Dosing barrel, 5. Observation window, 6. Scale value, 7. Adjusting rod, 8. Discharge pipe, 9. Flow meter, 10. Control valve, 11. Connecting pipe, 12. Feed pipe, 13. Discharge pipe, 14. First servo motor, 15. Push plate, 16. Storage chamber, 17. Feeding pipe, 19. Rotating shaft, 20. Stirring plate, 21. Second servo motor, 22. Limiting rod, 23. Threaded rod, 24. Cleaning scraper block, 25. Guide ring block. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0027] First embodiment

[0028] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in, Figure 1 A schematic structural diagram of a first embodiment of a proportioning device for producing a flame retardant polyether composition provided by the utility model; Figure 2 for Figure 1 The schematic diagram of the proportioning box shown is viewed from above; Figure 3 for Figure 1 The schematic diagram of the dispensing barrel structure shown; Figure 4 for Figure 1 The schematic cross-sectional view of the proportioning box is shown. A proportioning device for producing a flame retardant polyether composition comprises: a processing seat 1;

[0029] A connecting plate 2, two connecting plates 2 are fixedly installed on both sides of the surface of the processing seat 1, and a proportioning box 3 is fixedly installed between the two connecting plates 2;

[0030] Dispensing barrels 4, three of which are fixedly mounted on the surface of the processing seat 1 at equal intervals in sequence, a storage cavity 16 is provided inside the dispensing barrel 4, an observation window 5 is provided on one side of the surface of the dispensing barrel 4, and scale values ​​6 are fixedly mounted on the surface of the observation window 5 at equal intervals from top to bottom;

[0031] The adjusting rod 7 is slidably mounted inside the storage cavity 16, a push plate 15 is fixedly mounted on the bottom end of the adjusting rod 7, a discharge pipe 8 is fixedly mounted on one side of the surface of the dispensing barrel 4, and a feed pipe 17 is fixedly mounted on the other side of the dispensing barrel 4.

[0032] A flow meter 9 is fixedly mounted on one side of the outer surface of the discharge pipe 8 , and a control valve 10 is fixedly mounted on one side of the flow meter 9 .

[0033] One end of the discharge pipe 8 is fixedly connected to a connecting pipe 11 , and the bottom of the connecting pipe 11 is fixedly connected to a feeding pipe 12 .

[0034] A feeding pipe 13 is provided on one side of the outer surface of the proportioning box 3, a first servo motor 14 is fixedly installed in the middle of the bottom of the proportioning box 3, an output shaft of the first servo motor 14 is fixedly connected to a rotating shaft 19, and a stirring plate 20 is fixedly installed on the outer surface of the rotating shaft 19.

[0035] The surface of the push plate 15 is made of rubber material for sealing to prevent the reagent from flowing downward when the push plate 15 pushes the reagent upward.

[0036] The working principle of a proportioning device for producing a flame retardant polyether composition provided by the utility model is as follows:

[0037] During operation, the user first stores the reagent into the inside of the dispensing barrel 4 through the feeding tube 17. When performing the proportioning, the user holds the adjusting rod 7 and pulls it upwards. The adjusting rod 7 drives the push plate 15 to move upwards. The push plate 15 pushes the reagent inside the storage chamber 16 upwards, and the reagent is discharged from the discharge pipe 8. As the push plate 15 moves inside the storage chamber 16, the observer can observe the height of the push plate 15 on the surface of the scale value 6 through the observation window 5, thereby calculating the proportion between the reagents.

[0038] The proportioned reagents enter the interior of the proportioning box 3 through the discharge pipe 8, the connecting pipe 11 and the feed pipe 12. The output shaft of the first servo motor 14 is controlled by an external power supply to rotate the rotating shaft 19, and the rotating shaft 19 rotates to drive the stirring plate 20 to rotate to stir the materials.

[0039] Compared with the related art, the proportioning device for producing a flame retardant polyether composition provided by the utility model has the following beneficial effects:

[0040] The utility model provides a proportioning device for the production of a flame retardant polyether composition. Reagents are stored in a proportioning barrel 4. A user pulls an adjusting rod 7 to drive a push plate 15 to push the reagent inside the proportioning barrel 4 upward, so that the reagent is discharged through a discharge pipe 8. At the same time, an operator can intuitively observe the volume of a reagent discharge storage chamber 16 through an observation window 5 and a scale value 6. The device has a simple structure and strong practicality. An operator can manually control the proportion of ingredients and intuitively observe the proportion between times, thereby improving the accuracy of the proportioning effects of various reagents and improving the practicality and flexibility of the device.

[0041] Second embodiment

[0042] Please refer to Figure 5 , Figure 6 and Figure 7 Based on the flame retardant polyether composition production proportioning device provided in the first embodiment of the present application, the second embodiment of the present application proposes another flame retardant polyether composition production proportioning device. The second embodiment is only a preferred embodiment of the first embodiment, and the implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0043] Specifically, the difference of the proportioning device for the production of flame-retardant polyether compositions provided in the second embodiment of the present application is that, in a proportioning device for the production of flame-retardant polyether compositions, a second servo motor 21 is fixedly installed on one side of the top of the proportioning box 3, and the output shaft of the second servo motor 21 is fixedly connected to a threaded rod 23, and a cleaning scraper 24 is threadedly engaged on the outer surface of the threaded rod 23, and a guide ring block 25 is fixedly installed inside the cleaning scraper 24.

[0044] A limiting rod 22 is fixedly installed on one side of the interior of the proportioning box 3 .

[0045] The guide ring block 25 is sleeved on the outer surface of the limiting rod 22 .

[0046] The cleaning scraper block 24 is also in the shape of a ring block. The guide ring block 25 is fixedly installed on the inner cavity wall surface of the cleaning scraper block 24. The top of the guide ring block 25 is provided with an inclined groove, which is inclined toward the center bottom of the ring block to guide the material to flow downward.

[0047] The working principle of a proportioning device for producing a flame retardant polyether composition provided by the utility model is as follows:

[0048] During operation, first, an external power supply controls the output shaft of the second servo motor 21 to rotate, driving the threaded rod 23 to rotate. The threaded rod 23 rotates and the threaded meshing cleaning scraper 24 moves back and forth up and down inside the proportioning box 3. The cleaning scraper 24 drives the guide ring block 25 to move. When the cleaning scraper 24 slides upward along the surface of the proportioning box 3, the top inclined surface of the guide ring block 25 guides the material to slide downward. When the cleaning scraper 24 moves downward, the cleaning scraper 24 scrapes the material downward.

[0049] Compared with the related art, the proportioning device for producing a flame retardant polyether composition provided by the utility model has the following beneficial effects:

[0050] The utility model provides a proportioning device for the production of flame-retardant polyether compositions. The output shaft of a second servo motor 21 is controlled by an external power supply to rotate, driving a threaded rod 23 to rotate. The threaded rod 23 rotates to engage a cleaning scraper 24 to reciprocate up and down inside a proportioning box 3, so as to clean the mixed materials stuck on the surface of the proportioning box 3, maintain the mixing efficiency between the compositions, and improve the stirring effect of the device.

[0051] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A proportioning device for producing a flame retardant polyether composition, characterized in that: include: Processing seat; A connecting plate, two connecting plates are respectively fixedly installed on both sides of the surface of the processing seat, and a proportioning box is fixedly installed between the two connecting plates; Dispensing barrels, three of which are fixedly mounted on the surface of the processing seat at equal intervals in sequence, a storage cavity is provided inside the dispensing barrel, an observation window is provided on one side of the surface of the dispensing barrel, and scale values ​​are fixedly mounted on the surface of the observation window at equal intervals from top to bottom; An adjusting rod is slidably installed inside the storage cavity, a push plate is fixedly installed on the bottom end of the adjusting rod, a discharge pipe is fixedly installed on one side of the surface of the dispensing barrel, and a feed pipe is fixedly installed on the other side of the dispensing barrel.

2. A proportioning device for producing a flame retardant polyether composition according to claim 1, characterized in that: A flow meter is fixedly installed on one side of the outer surface of the discharge pipe, and a control valve is fixedly installed on one side of the flow meter.

3. A proportioning device for producing a flame retardant polyether composition according to claim 1, characterized in that: One end of the discharge pipe is fixedly connected with a connecting pipe, and the bottom of the connecting pipe is fixedly connected with a feeding pipe.

4. A proportioning device for producing a flame retardant polyether composition according to claim 1, characterized in that: A feeding pipe is arranged on one side of the outer surface of the proportioning box, a first servo motor is fixedly installed in the middle of the bottom of the proportioning box, an output shaft of the first servo motor is fixedly connected to a rotating shaft, and a stirring plate is fixedly installed on the outer surface of the rotating shaft.

5. A proportioning device for producing a flame retardant polyether composition according to claim 1, characterized in that: A second servo motor is fixedly installed on one side of the top of the proportioning box, and the output shaft of the second servo motor is fixedly connected to a threaded rod. A cleaning scraper block is threadedly engaged on the outer surface of the threaded rod, and a guide ring block is fixedly installed inside the cleaning scraper block.

6. A proportioning device for producing a flame retardant polyether composition according to claim 5, characterized in that: A limit rod is fixedly installed on one side inside the proportioning box.

7. A proportioning device for producing a flame retardant polyether composition according to claim 6, characterized in that: The guide ring block is sleeved on the outer surface of the limiting rod.

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