A centrifugal device for flame retardants with high rotor stability

Abstract

The utility model relates to a centrifugal device, belonging to the technical field of flame retardants, specifically a centrifugal device for flame retardants with high rotor stability, comprising a box body, a centrifugal cavity is arranged on the top of the box body, a centrifugal tank is arranged in the centrifugal cavity, and also comprising a scraping mechanism, wherein the scraping mechanism is located in the centrifugal tank; the utility model starts a first motor to drive a threaded rod to rotate through the arrangement of the scraping mechanism, drives a connecting plate to move along the direction of a strip hole, drives a scraping ring to move, the scraping ring scrapes off the material attached to the inner side wall of the cylinder of the centrifugal tank, the movement of the connecting plate drives a blocking block to move, when the blocking block moves to leave a discharge pipe, the material in the centrifugal tank falls into a collecting box through the discharge pipe, thus solving the problem that the material unloading steps are complicated, the device is not convenient for continuous use, and the centrifugal efficiency is reduced, and at the same time, during the centrifugal process, the material is easily stuck on the inner wall of the centrifugal tank, requiring staff to clean it.

Description

Technical Field

[0001] The utility model relates to the technical field of flame retardants, in particular to a centrifugal device for flame retardants with high rotor stability. Background Art

[0002] Flame retardants are functional additives that make flammable polymers flame retardant. They are mainly designed for the flame retardancy of polymer materials. There are many types of flame retardants, which are divided into additive flame retardants and reactive flame retardants according to their usage methods. They are used in the processing and production of various mechanical products.

[0003] A Chinese patent with publication number CN212791437U was searched and disclosed, which is a centrifugal device for processing composite halogen-free flame retardants. The centrifugal device includes a base, a working box and a box cover. The top of the base is fixedly connected to the bottom of the working box through a support seat, the bottom of the box cover is fixedly engaged with the top of the working box, the inner bottom wall of the working box is fixedly connected to an annular slider through a support seat, an annular slide groove is provided on the top of the annular slider, four pulleys are equiangularly slidably connected in the annular slide groove, and a cache box is fixedly connected between the tops of the four pulleys.

[0004] Based on the above search and combined with the prior art, we found that:

[0005] The existing device has complicated unloading steps, which is not convenient for continuous use of the device and reduces the centrifugal efficiency. At the same time, during the centrifugation process, the material is easily stuck on the inner wall of the centrifuge tank, which requires staff to clean it, increasing the workload of the staff. Utility Model Content

[0006] In order to solve the above technical problems, the utility model proposes a centrifugal device for flame retardants with high rotor stability. The first motor is started to drive the threaded rod to rotate, drive the moving block to move, drive the connecting plate to move along the direction of the strip hole, drive the scraper ring to move, and the scraper ring scrapes off the material attached to the inner wall of the centrifugal tank cylinder. The movement of the connecting plate drives the first connecting rod, the second connecting rod, and the third connecting rod to move, and drives the blocking block to move. When the blocking block moves to leave the discharge pipe, the material in the centrifugal tank falls into the collection box through the discharge pipe, thereby realizing rapid discharge.

[0007] The technical solution to achieve the purpose of the utility model is: a centrifugal device for flame retardants with high rotor stability, comprising a box body, a centrifugal chamber is provided on the top of the box body, a centrifugal tank is provided in the centrifugal chamber, and further comprising;

[0008] A scraping mechanism, wherein the scraping mechanism is located in the centrifugal tank;

[0009] The scraper mechanism includes a mounting frame fixedly connected to the top of the box body, a mounting cylinder fixedly connected to the bottom of the mounting frame, the mounting cylinder passes through the top of the centrifugal tank, two strip holes are provided on the mounting cylinder, a first motor is fixedly connected to the top of the mounting frame, a threaded rod is fixedly connected to the output end of the first motor, the bottom end of the threaded rod passes through the top of the mounting frame and is rotatably connected to the bottom inner wall of the mounting cylinder, a moving block is screwed on the threaded rod, and the moving block is fixedly connected to two connecting plates, one end of the two connecting plates respectively passes through the two strip holes and are fixedly connected to a scraper ring.

[0010] In some embodiments, a feed pipe is fixedly connected to the top of the centrifuge tank, a discharge pipe and an annular slide rail are fixedly connected to the bottom of the centrifuge tank, and a limit ring is fixedly connected to the bottom inner wall of the centrifuge chamber, and the limit ring is adapted to the annular slide rail.

[0011] In some embodiments, a first connecting rod is fixedly connected to the bottom of one of the connecting plates, a second connecting rod is fixedly connected to the bottom end of the first connecting rod, a third connecting rod is fixedly connected to one end of the second connecting rod, a blocking block is fixedly connected to the bottom end of the third connecting rod, and the blocking block is adapted to the discharge pipe.

[0012] In some embodiments, a gear ring is fixedly connected to the cylindrical outer wall of the centrifuge tank, a support frame is fixedly connected to one side of the box body, a second motor is fixedly connected to the top of the support frame, a rotating shaft is fixedly connected to the output end of the second motor, a rotating gear is keyed to the top of the rotating shaft, and the rotating gear is meshed with the gear ring.

[0013] In certain embodiments, an outlet is provided on the bottom inner wall of the centrifugal chamber, a collecting box is provided at the bottom of the outlet, and the bottom end of the discharge pipe passes through the outlet and extends into the collecting box.

[0014] In some embodiments, a water tank is provided at the bottom of the box body, the water tank is located on one side of the collection box, and a water outlet is provided on the top inner wall of the water tank.

[0015] Compared with the prior art, the present invention has the following significant advantages:

[0016] First, the utility model sets a scraping mechanism, starts the first motor to drive the threaded rod to rotate, drives the moving block to move, drives the connecting plate to move along the direction of the strip hole, drives the scraping ring to move, and the scraping ring scrapes the material attached to the inner wall of the centrifugal tank cylinder. The movement of the connecting plate drives the first connecting rod, the second connecting rod, and the third connecting rod to move, and drives the blocking block to move. When the blocking block moves to leave the discharge pipe, the material in the centrifugal tank falls into the collection box through the discharge pipe, so as to achieve rapid discharge.

[0017] Second, the utility model starts the second motor to drive the rotating shaft to rotate, drives the rotating gear to rotate, drives the gear ring to rotate, drives the centrifugal tank to rotate along the direction of the limit ring, drives the material to be centrifugally dehydrated, and the sewage is thrown to the side wall of the centrifugal chamber. The sewage flows into the water tank through the water outlet and is stored separately from the dehydrated material, so as to prevent the sewage from accumulating and re-contaminating the material and affecting the material quality;

[0018] The invention solves the problems that the existing unloading steps are complicated and cumbersome, the continuous use of the device is inconvenient, the centrifugal efficiency is reduced, and during the centrifugal process, the material is easily stuck on the inner wall of the centrifugal tank, which requires cleaning by the staff and increases the workload of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further explained below in conjunction with the accompanying drawings and embodiments:

[0020] Figure 1 It is a schematic diagram of the overall internal three-dimensional structure provided in one embodiment of the utility model;

[0021] Figure 2 The utility model provides in one embodiment Figure 1 The enlarged structural diagram at A in the middle;

[0022] Figure 3 It is a schematic diagram of the three-dimensional structure of the centrifugal tank and the mounting cylinder provided in one embodiment of the utility model.

[0023] Description of reference numerals:

[0024] 1. Box body; 101. Mounting frame; 102. Mounting cylinder; 103. Strip hole; 104. Limiting ring; 105. Water outlet; 2. Centrifugal chamber; 3. Collecting box; 4. Water tank; 5. Centrifugal tank; 501. Feed pipe; 502. Gear ring; 503. Discharge pipe; 504. Annular slide rail; 6. Moving block; 601. Connecting plate; 602. Scraper ring; 603. First connecting rod; 604. Second connecting rod; 605. Third connecting rod; 606. Blocking block; 7. First motor; 701. Threaded rod; 8. Support frame; 801. Second motor; 802. Rotating shaft; 803. Rotating gear. DETAILED DESCRIPTION

[0025] The utility model is described in detail below, and the technical solutions in the embodiments of the utility model are clearly and completely described. 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.

[0026] The utility model provides a centrifugal device for flame retardants with high rotor stability through improvement. The technical solution of the utility model is:

[0027] like Figure 1-Figure 3 As shown, a centrifugal device for flame retardants with high rotor stability comprises a housing 1, a centrifugal chamber 2 is provided on the top of the housing 1, a centrifugal tank 5 is provided in the centrifugal chamber 2, and a scraping mechanism is provided, the scraping mechanism is located in the centrifugal tank 5; the scraping mechanism comprises a mounting frame 101 fixedly connected to the top of the housing 1, a mounting cylinder 102 is fixedly connected to the bottom of the mounting frame 101, the mounting cylinder 102 passes through the top of the centrifugal tank 5, and two strip holes 103 are provided on the mounting cylinder 102, a first motor 7 is fixedly connected to the top of the mounting frame 101, the first motor 7 adopts a servo motor, a threaded rod 701 is fixedly connected to the output end of the first motor 7, the bottom end of the threaded rod 701 passes through the top of the mounting frame 101 and is rotatably connected to the bottom inner wall of the mounting cylinder 102, a moving block 6 is screwed on the threaded rod 701, and the moving block 6 is fixed Two connecting plates 601 are connected, and the connecting plates 601 are adapted to the strip holes 103. One ends of the two connecting plates 601 respectively penetrate the two strip holes 103 and are fixedly connected with a scraper ring 602. Through the setting of the scraper mechanism, the first motor 7 is started to drive the threaded rod 701 to rotate, drive the moving block 6 to move, drive the connecting plate 601 to move along the direction of the strip holes 103, drive the scraper ring 602 to move, and the scraper ring 602 scrapes the material attached to the inner wall of the cylinder of the centrifugal tank 5. The movement of the connecting plate 601 drives the first connecting rod 603, the second connecting rod 604, and the third connecting rod 605 to move, and drives the blocking block 606 to move. When the blocking block 606 moves to leave the discharge pipe 503, the material in the centrifugal tank 5 falls into the collecting box 3 through the discharge pipe 503, so as to realize rapid discharge.

[0028] like Figure 3 As shown, in one embodiment, the feed pipe 501 is located on one side of the first motor 7, the top of the centrifuge tank 5 is fixedly connected with the feed pipe 501, the bottom of the centrifuge tank 5 is fixedly connected with the discharge pipe 503 and the annular slide rail 504, and the bottom inner wall of the centrifugal chamber 2 is fixedly connected with a limit ring 104, and the limit ring 104 is adapted to the annular slide rail 504; by setting the limit ring 104, the rotation of the centrifuge tank 5 is limited to prevent the centrifuge tank 5 from shaking.

[0029] like Figure 2As shown, in one embodiment, a first connecting rod 603 is fixedly connected to the bottom of one of the connecting plates 601. The setting of the first connecting rod 603 enables the material to be discharged while being scraped. The bottom end of the first connecting rod 603 is fixedly connected to the second connecting rod 604. One end of the second connecting rod 604 is fixedly connected to the third connecting rod 605. The bottom end of the third connecting rod 605 is fixedly connected to a blocking block 606, which is compatible with the discharge pipe 503. Through the setting of the blocking block 606, when the centrifuge tank 5 rotates, the blocking block 606 prevents the material from falling from the discharge pipe 503.

[0030] like Figure 1 As shown, in one embodiment, a gear ring 502 is fixedly connected to the cylindrical outer wall of the centrifugal tank 5, a support frame 8 is fixedly connected to one side of the box body 1, a second motor 801 is fixedly connected to the top of the support frame 8, an output end of the second motor 801 is fixedly connected to a rotating shaft 802, a top key of the rotating shaft 802 is connected to a rotating gear 803, the rotating gear 803 is meshed with the gear ring 502, and in order to reduce gear wear, the rotating gear 803 and the gear ring 502 use self-lubricating gears; through the setting of the gear ring 502, the second motor 801 is started to drive the rotating shaft 802 to rotate, drive the rotating gear 803 to rotate, drive the gear ring 502 to rotate, and drive the centrifugal tank 5 to rotate along the direction of the limit ring 104, thereby driving the material to centrifugal dehydration.

[0031] like Figure 1 As shown, in one embodiment, the outlet is matched with the discharge pipe 503, the bottom inner wall of the centrifugal chamber 2 is provided with an outlet, the bottom of the outlet is provided with a collecting box 3, and the bottom end of the discharge pipe 503 passes through the outlet and extends into the collecting box 3; through the setting of the discharge pipe 503, the material can fall directly from the centrifugal tank 5 into the collecting box 3, avoiding the staff from pouring the material and reducing the workload of the staff.

[0032] like Figure 1 As shown, in one embodiment, a water tank 4 is provided at the bottom of the box body 1, and the water tank 4 is located on one side of the collecting box 3. A water outlet 105 is provided on the top inner wall of the water tank 4, and the water outlet 105 is located between the limiting ring 104 and the inner wall of one side of the centrifugal chamber 2; through the setting of the water outlet 105, the second motor 801 is started to drive the rotating shaft 802 to rotate, drive the rotating gear 803 to rotate, drive the gear ring 502 to rotate, drive the centrifugal tank 5 to rotate along the direction of the limiting ring 104, drive the material to be centrifugally dehydrated, and the sewage is thrown to the side wall of the centrifugal chamber 2. The sewage flows into the water tank 4 through the water outlet 105 and is stored separately from the dehydrated material to prevent the sewage from accumulating and re-contaminating the material and affecting the quality of the material.

[0033] The specific working method is: start the second motor 801 to drive the rotating shaft 802 to rotate, drive the rotating gear 803 to rotate, drive the gear ring 502 to rotate, drive the centrifugal tank 5 to rotate along the direction of the limit ring 104, drive the material to be centrifugally dehydrated, and the sewage is thrown to the side wall of the centrifugal chamber 2. The sewage flows into the water tank 4 through the outlet 105 and is separated and stored from the dehydrated material. Start the first motor 7 to drive the threaded rod 701 to rotate, drive the moving block 6 to move, drive the connecting plate 601 to move along the direction of the strip hole 103, drive the scraper ring 602 to move, and the scraper ring 602 scrapes off the material attached to the inner wall of the cylinder of the centrifugal tank 5. The movement of the connecting plate 601 drives the first connecting rod 603, the second connecting rod 604, and the third connecting rod 605 to move, and drives the blocking block 606 to move. When the blocking block 606 moves to leave the discharge pipe 503, the material in the centrifugal tank 5 falls into the collecting box 3 through the discharge pipe 503, thereby realizing rapid discharge.

[0034] The technical means disclosed in the utility model are not limited to the technical means disclosed in the above technical means, but also include technical solutions composed of equivalent replacement of the above technical features. Matters not covered in the utility model belong to the common knowledge of those skilled in the art.

Claims

1. A centrifugal device for flame retardants with high rotor stability, comprising a housing (1), a centrifugal chamber (2) being provided at the top of the housing (1), a centrifugal tank (5) being provided in the centrifugal chamber (2), and characterized in that: Also includes; A scraping mechanism, wherein the scraping mechanism is located in the centrifugal tank (5); The scraper mechanism comprises a mounting frame (101) fixedly connected to the top of the box body (1); a mounting cylinder (102) is fixedly connected to the bottom of the mounting frame (101); the mounting cylinder (102) passes through the top of the centrifugal tank (5); two strip holes (103) are provided on the mounting cylinder (102); a first motor (7) is fixedly connected to the top of the mounting frame (101); a threaded rod (701) is fixedly connected to the output end of the first motor (7); the bottom end of the threaded rod (701) passes through the top of the mounting frame (101) and is rotatably connected to the bottom inner wall of the mounting cylinder (102); a moving block (6) is screwed onto the threaded rod (701); the moving block (6) is fixedly connected to two connecting plates (601); one end of the two connecting plates (601) respectively passes through the two strip holes (103) and are fixedly connected to a scraper ring (602) together.

2. A centrifugal device for flame retardants with high rotor stability according to claim 1, characterized in that: The top of the centrifugal tank (5) is fixedly connected to a feed pipe (501), the bottom of the centrifugal tank (5) is fixedly connected to a discharge pipe (503) and an annular slide rail (504), and the bottom inner wall of the centrifugal chamber (2) is fixedly connected to a limit ring (104), which is adapted to fit the annular slide rail (504).

3. A centrifugal device for flame retardants with high rotor stability according to claim 1, characterized in that: A first connecting rod (603) is fixedly connected to the bottom of one of the connecting plates (601); a second connecting rod (604) is fixedly connected to the bottom end of the first connecting rod (603); a third connecting rod (605) is fixedly connected to one end of the second connecting rod (604); a blocking block (606) is fixedly connected to the bottom end of the third connecting rod (605); and the blocking block (606) is compatible with the discharge pipe (503).

4. The centrifugal device for flame retardants with high rotor stability according to claim 1, characterized in that: A gear ring (502) is fixedly connected to the cylindrical outer wall of the centrifugal tank (5), a support frame (8) is fixedly connected to one side of the box body (1), a second motor (801) is fixedly connected to the top of the support frame (8), a rotating shaft (802) is fixedly connected to the output end of the second motor (801), a rotating gear (803) is keyed to the top of the rotating shaft (802), and the rotating gear (803) is meshed with the gear ring (502).

5. The centrifugal device for flame retardants with high rotor stability according to claim 1, characterized in that: An outlet is provided on the inner wall of the bottom of the centrifugal chamber (2), a collecting box (3) is provided at the bottom of the outlet, and the bottom end of the discharge pipe (503) passes through the outlet and extends into the collecting box (3).

6. The centrifugal device for flame retardants with high rotor stability according to claim 1, characterized in that: A water tank (4) is provided at the bottom of the box body (1), the water tank (4) is located on one side of the collection box (3), and a water outlet (105) is provided on the top inner wall of the water tank (4).

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