Underwater pelletizing device

Abstract

The utility model discloses an underwater pelletizing device, and belongs to the technical field of plastic particle production equipment. Comprising a cutting machine, the cutting machine comprises a cutting box, a water inlet mechanism and a discharging mechanism, and the discharging mechanism comprises a supporting box, a third mixing pipe, a first filter screen and a first discharging pipe; the quick assembly comprises a three-way connector, a first electromagnetic valve, a second electromagnetic valve, a fourth mixing pipe, a second filter screen, a second discharging pipe and a second material receiving pipe, one end of the three-way connector is fixed to one end of a third mixing pipe, and the first electromagnetic valve and the second electromagnetic valve are fixed to the two ends of the three-way connector; the fourth mixing pipe is fixed to the other end, away from the third mixing pipe, of the three-way connector, the second filter screen is fixed between the fourth mixing pipe and the second discharging pipe, and the second receiving pipe is fixed to the side edge of the supporting box. The quick filter has the advantages that the filter screen can be quickly replaced under the condition of non-stop operation through the arranged quick assembly, and the influence on the production efficiency is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of plastic particle production equipment, and particularly relates to an underwater pelletizing device. BACKGROUND

[0002] The underwater pelletizing device is a device for cutting liquid material into uniform granular form underwater, and is widely applied to chemical, pharmaceutical, food and other industries. The liquid material is introduced into a cutting area through a specific cutting mechanism and a control system, and is rapidly cut and granulated under the impact and shearing action of water flow.

[0003] The material cut into granular form flows to the discharge port with the water flow, and a filter screen is arranged at the discharge port to ensure product quality and stability. However, the filter screen will be blocked after long-term use, which will slow down the flow rate, cause excessive pressure of the machine head and screen replacement, and affect production efficiency. Therefore, the applicant has made beneficial design, and the technical scheme to be introduced below is generated in this background. UTILITARY MODEL

[0004] The utility model discloses a underwater pelletizing device convenient for quickly replacing the filter screen of the discharge port, which can quickly replace the filter screen without stopping operation, and avoid affecting production efficiency.

[0005] The utility model discloses a underwater pelletizing device, which comprises a cutting machine, a water inlet mechanism and a discharge mechanism.

[0006] The quick assembly comprises a tee joint, a first electromagnetic valve, a second electromagnetic valve, a fourth mixing pipe, a second filter screen, a second discharge pipe and a second receiving pipe, one end of the tee joint is fixed to one end of the third mixing pipe, the first electromagnetic valve and the second electromagnetic valve are fixed to two ends of the tee joint, the fourth mixing pipe is fixed to the other end of the tee joint away from the third mixing pipe, the second filter screen is fixed between the fourth mixing pipe and the second discharge pipe, and the second receiving pipe is fixed to the side edge of the support box.

[0007] In one specific embodiment of the utility model, the discharge mechanism further comprises an adapter box, a second mixing pipe and a first receiving pipe, the adapter box is fixed to the top end of the support box and is in communication with the inside of the support box at the lower end, the second mixing pipe is fixed to the lower end of the adapter box, the lower end of the second mixing pipe is fixed to the upper end of the tee joint, and the first receiving pipe is fixed to the side edge of the support box.

[0008] In another specific embodiment of the utility model, the discharging mechanism further comprises a first mixing pipe, one end of the first mixing pipe is fixed in the middle of the top of the adapter box and is communicated with the inside of the adapter box.

[0009] In still another specific embodiment of the utility model, the first receiving pipe is located obliquely below the first discharging pipe and the second receiving pipe is located obliquely below the second discharging pipe.

[0010] In still another specific embodiment of the utility model, the convenient assembly further comprises a connecting shaft and a torsion spring, the connecting shaft is fixed in the middle section of the impurity discharging pipe and the torsion spring is sleeved on both ends of the connecting shaft.

[0011] In still another specific embodiment of the utility model, the convenient assembly further comprises a connecting shaft and a torsion spring, the connecting shaft is fixed in the middle section of the impurity discharging pipe and the torsion spring is sleeved on both ends of the connecting shaft.

[0012] In still another specific embodiment of the utility model, the convenient assembly further comprises a connecting rod and a rubber hammer, the connecting rod is sleeved on one end of the connecting shaft and the rubber hammer is fixed on the other end of the connecting rod.

[0013] In still another specific embodiment of the utility model, the convenient assembly further comprises a connecting rod and a rubber hammer, the connecting rod is sleeved on one end of the connecting shaft and the rubber hammer is fixed on the other end of the connecting rod.

[0014] After the above technical scheme is adopted, the utility model has the following beneficial effects compared with the prior art: first, in the utility model, when the first filter screen below the third mixing pipe is used for a period of time, the first electromagnetic valve is closed and the second electromagnetic valve is opened, the cooling water mixed with the material falls from the second mixing pipe, passes through the three-way joint, falls from the fourth mixing pipe, passes through the second filter screen, filters the impurities, passes through the second discharging pipe, and the water falls from below the second discharging pipe and the material falls into the second receiving pipe, which is beneficial to quickly replace the filter screen and can avoid affecting production due to replacement of the filter screen; second, when the first electromagnetic valve is closed and the second electromagnetic valve is opened, the residual cooling water in the third mixing pipe flows out, the sealing plug is opened, the impurities accumulated on the first filter screen flow out of the impurity discharging pipe, the connecting rod outer end can be pressed up and down at this time, the rubber hammer on the other end of the connecting rod continuously hits the first filter screen under the reset action of the torsion spring, the impurities on the first filter screen are hammered and discharged from the impurity discharging pipe, which is convenient for quickly cleaning the filter screen without disassembling the first discharging pipe. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a whole structure schematic view of the utility model;

[0016] Fig. 2 It is the schematic diagram of the quick assembly structure of the utility model;

[0017] Fig. 3 It is the schematic diagram of the convenient assembly structure of the utility model.

[0018] In the figure: 10, first mixing pipe; 11, switching box; 12, support box; 13, second mixing pipe; 14, third mixing pipe; 15, first filter screen; 16, first discharge pipe; 17, first receiving pipe; 20, tee joint; 21, first electromagnetic valve; 22, second electromagnetic valve; 23, fourth mixing pipe; 24, second filter screen; 25, second discharge pipe; 26, second receiving pipe; 30, impurity discharge pipe; 31, sealing plug; 32, groove; 33, connecting shaft; 34, torsional spring; 35, connecting rod; 36, rubber hammer. DETAILED DESCRIPTION

[0019] The following will be described in the form of examples, but the description of the examples is not a limitation on the utility model scheme, and any equivalent transformation only in form but not in substance according to the utility model concept should be regarded as the technical scheme scope of the utility model.

[0020] In the following description, any directional or positional concept such as up, down, left, right, front and back is based on the position shown in the drawings, so it cannot be understood as a special limitation on the technical scheme provided by the utility model.

[0021] Please see Figs. 1-2 , shows a kind of underwater cutting device, cutting machine, cutting machine includes cutting material box, water inlet mechanism and discharge mechanism, discharge mechanism includes support box 12, third mixing pipe 14, first filter screen 15 and first discharge pipe 16, first filter screen 15 is fixed between third mixing pipe 14 and first discharge pipe 16, and located in the upper end inside support box 12;

[0022] Discharge mechanism further includes switching box 11, second mixing pipe 13 and first receiving pipe 17, switching box 11 is fixed at the top end of support box 12, and the lower end is communicated with the inside of support box 12, second mixing pipe 13 is fixed at the lower end of switching box 11, and the lower end of second mixing pipe 13 is fixed on the upper end of tee joint 20, first receiving pipe 17 is fixed at the side of support box 12;

[0023] Discharge mechanism further includes first mixing pipe 10, one end of first mixing pipe 10 is fixed in the middle of the top end of switching box 11, and is communicated with the inside of switching box 11;

[0024] First receiving pipe 17 is located obliquely below first discharge pipe 16;

[0025] In use, the granular material cut by the cutting box falls into the first mixing pipe 10 with the water flow, falls into the adapter box 11, then falls into the second mixing pipe 13, and then falls into the third mixing pipe 14. After being filtered by the first filter screen 15, the granular material flows out from the first discharge pipe 16, and the cooling water falls at the bottom of the support box 12 and then flows into the circulating water tank.

[0026] Please refer to Figs. 1-2 , which shows the underwater cutting device, the quick assembly, the quick assembly including a tee joint 20, a first electromagnetic valve 21, a second electromagnetic valve 22, a fourth mixing pipe 23, a second filter screen 24, a second discharge pipe 25 and a second receiving pipe 26, the tee joint 20 being fixed at one end of the third mixing pipe 14, the first electromagnetic valve 21 and the second electromagnetic valve 22 being fixed at two ends of the tee joint 20, the fourth mixing pipe 23 being fixed at the other end of the tee joint 20 away from the third mixing pipe 14, the second filter screen 24 being fixed between the fourth mixing pipe 23 and the second discharge pipe 25, and the second receiving pipe 26 being fixed at the side of the support box 12;

[0027] The second receiving pipe 26 is located obliquely below the second discharge pipe 25;

[0028] In use, when the first filter screen 15 below the third mixing pipe 14 is used for a period of time, the first electromagnetic valve 21 is closed and the second electromagnetic valve 22 is opened. The cooling water mixed with the material falls from the second mixing pipe 13, passes through the tee joint 20, and then flows down from the fourth mixing pipe 23. After being filtered by the second filter screen 24, the water passes through the second discharge pipe 25, falls from below the second discharge pipe 25, and the material falls into the second receiving pipe 26. This is beneficial for quickly replacing the filter screen and can avoid affecting production due to replacement of the filter screen.

[0029] Please refer to Figs. 2-3 The convenient assembly includes a debris discharge pipe 30 and a sealing plug 31. The debris discharge pipe 30 is welded at the lower end of the fourth mixing pipe 23 and is close to the second filter screen 24. The sealing plug 31 is screwed at the outlet of the debris discharge pipe 30.

[0030] The convenient assembly further includes a connecting shaft 33 and a torsional spring 34. The connecting shaft 33 is fixed at the middle section of the debris discharge pipe 30. The torsional spring 34 is sleeved at both ends of the connecting shaft 33.

[0031] The convenient assembly further includes a connecting rod 35 and a rubber hammer 36. The connecting rod 35 is sleeved at one end of the connecting shaft 33. The rubber hammer 36 is fixed at the other end of the connecting rod 35.

[0032] The convenient assembly further includes a groove 32. The groove 32 is formed in the middle of the sealing plug 31. One end of the connecting rod 35 is located in the groove 32, and the other end is located in the fourth mixing pipe 23.

[0033] In the embodiment, when the first electromagnetic valve 21 is closed and the second electromagnetic valve 22 is opened, the cooling water remaining in the third mixing pipe 14 flows out, then the sealing plug 31 is opened, the impurities accumulated on the first filter screen 15 flow out from the impurity discharging pipe 30, at this time, the outer end of the connecting rod 35 can be pressed up and down, the rubber hammer 36 on the other end of the connecting rod 35 continuously hits the first filter screen 15 under the restoring action of the torsional spring 34, the impurities on the first filter screen 15 are hammered and discharged from the impurity discharging pipe 30, and the filter screen can be quickly cleaned without disassembling the first discharging pipe 16.

[0034] Please see Figs. 1-3 , the applicant briefly describes the use principle of the utility model: the granular material cut by the cutting box flows into the first mixing pipe 10 with water flow, falls into the adapter box 11, then falls into the second mixing pipe 13, and then falls from the first discharging pipe 16 after being filtered by the first filter screen 15, the granular material falls in the first material receiving pipe 17, the cooling water falls at the bottom of the supporting box 12, and then flows into the circulating water tank, when the first filter screen 15 below the third mixing pipe 14 is used for a period of time, the first electromagnetic valve 21 is closed, the second electromagnetic valve 22 is opened, the cooling water mixed with the material falls from the second mixing pipe 13, passes through the three-way joint 20, and then flows down from the fourth mixing pipe 23, passes through the second filter screen 24, and then flows through the second discharging pipe 25 after filtering the impurities, the water falls below the second discharging pipe 25, and the material falls into the second material receiving pipe 26, which is beneficial to quickly replace the filter screen and can avoid affecting production due to replacement of the filter screen, when the first electromagnetic valve 21 is closed and the second electromagnetic valve 22 is opened, the cooling water remaining in the third mixing pipe 14 flows out, then the sealing plug 31 is opened, the impurities accumulated on the first filter screen 15 flow out from the impurity discharging pipe 30, at this time, the outer end of the connecting rod 35 can be pressed up and down, the rubber hammer 36 on the other end of the connecting rod 35 continuously hits the first filter screen 15 under the restoring action of the torsional spring 34, the impurities on the first filter screen 15 are hammered and discharged from the impurity discharging pipe 30, and the filter screen can be quickly cleaned without disassembling the first discharging pipe 16.

[0035] In conclusion, the technical scheme of the utility model makes up for the defects in the prior art, successfully completes the invention task, and truly realizes the technical effects described by the applicant in the technical effect column above.

Claims

1. An underwater pellet cutting device, characterized by, The utility model relates to a cutting machine, which comprises a cutting box, a water inlet mechanism and a discharging mechanism. The discharging mechanism further comprises an adapter box (11), a second mixing pipe (13) and a first receiving pipe (17), wherein the adapter box (11) is fixed to the top end of the supporting box (12) and is in communication with the inside of the supporting box (12) at the lower end, the second mixing pipe (13) is fixed to the lower end of the adapter box (11), and the upper end of the second mixing pipe (13) is fixed to the lower end of the three-way joint (20), and the first receiving pipe (17) is fixed to the side of the supporting box (12). The discharging mechanism further comprises a first mixing pipe (10), wherein one end of the first mixing pipe (10) is fixed to the middle of the top end of the adapter box (11) and is in communication with the inside of the adapter box (11).

2. An underwater die cutting apparatus as claimed in claim 1, wherein: The first receiving pipe (17) is located obliquely below the first discharging pipe (16), and the second receiving pipe (26) is located obliquely below the second discharging pipe (25).

3. An underwater die cutting apparatus as claimed in claim 2, wherein: The utility model further comprises a convenient assembly, which comprises a foreign matter discharging pipe (30) and a sealing plug (31), wherein the foreign matter discharging pipe (30) is welded to the lower end of the fourth mixing pipe (23) and is close to the second filter screen (24), and the sealing plug (31) is screwed to the outlet of the foreign matter discharging pipe (30).

4. An underwater die cutting apparatus as claimed in claim 2, wherein: The convenient assembly further comprises a connecting shaft (33) and a torsional spring (34), wherein the connecting shaft (33) is fixed to the middle segment of the foreign matter discharging pipe (30), and the torsional spring (34) is sleeved to the two ends of the connecting shaft (33).

5. The underwater die cutting apparatus of claim 1, wherein: The convenient assembly further comprises a connecting rod (35) and a rubber hammer (36), wherein the connecting rod (35) is sleeved to the middle segment of the connecting shaft (33) at one end, and the rubber hammer (36) is fixed to the other end of the connecting rod (35).

6. An underwater die cutting apparatus as claimed in claim 5, wherein: The convenient assembly further comprises a groove (32), wherein the groove (32) is formed in the middle of the sealing plug (31), one end of the connecting rod (35) is located in the groove (32), and the other end is located in the fourth mixing pipe (23).

7. An underwater die cutting apparatus as claimed in claim 6, wherein: ​ 8. An underwater die cutting apparatus as defined in claim 5, wherein: ​

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