Centrifugal separator capable of scraping inner wall

Abstract

The utility model belongs to the field of centrifugal separators, and particularly relates to a centrifugal separator with the inner wall capable of being scraped off. A motor is arranged above a centrifugal separator body, the motor drives the whole centrifugal bin to rotate through meshing of a driving gear and a driven gear, a plurality of water outlet holes are evenly formed in the peripheral bin wall of the centrifugal bin, and therefore water can be conveniently separated from the bin in the operation process; the scraping device can scrape solids attached to the wall of the centrifugal bin in the equipment operation process, the solids are prevented from blocking the water outlet holes, and the centrifugal separation efficiency is effectively improved. A first liquid level sensor and a second liquid level sensor are arranged in the centrifugal bin, program feeding and stopping feeding can be automatically started through the arrangement of the liquid level sensors, the equipment is more automatic, manual labor is reduced, the workload is reduced, the vibration sensor above the centrifugal bin can detect abnormal vibration of the equipment, and therefore an overload protection system is started for emergency shutdown. And the equipment is prevented from being damaged due to overload.

Description

TECHNICAL FIELD

[0001] The utility model belongs to centrifugal separator field, concretely relates to a centrifugal separator of scraping inside wall. BACKGROUND

[0002] Centrifugal separator is widely used in the field needing to separate product, centrifugal separator is the mechanical separation of liquid and solid particles or liquid and liquid mixture in each component by centrifugal action, also called centrifuge, centrifugal separator is mainly used for separating solid particles and liquid in suspension, or separating two liquids with different density and mutually insoluble in emulsion, it can also be used for removing liquid in wet solid, using the characteristics that solid particles with different density or granularity have different sedimentation velocity in liquid, some sedimentation centrifuges can also classify solid particles according to density or granularity.

[0003] But in the centrifugal separation process, the solid to be separated will adhere to the inside wall of the centrifugal separator rotating body due to centrifugal action, block the water outlet, affect the separation efficiency. SUMMARY

[0004] The utility model discloses a centrifugal separator of scraping inside wall to solve the above -mentioned problems.

[0005] The utility model discloses a centrifugal separator of scraping inside wall, including the body, the body top is provided with motor, motor is connected with motor output shaft, motor output shaft outside is equipped with and is fixed with driving gear, and driving gear is engaged with the outside of driven gear, and driven gear is equipped with and is fixed in the outside of feed port, and feed port is fixedly connected between the body and centrifugal storehouse, and centrifugal storehouse is located in the body interior, and the upper part of centrifugal storehouse is the cylindrical design, and the periphery of centrifugal storehouse is evenly equipped with a plurality of water outlets, and the size of water outlet can block the solid.

[0006] The lower part of centrifugal storehouse is the conical design, and the solid is collected conveniently, and the lowermost part of centrifugal storehouse is the discharge port, and the valve is arranged at the discharge port, and the receiving groove is arranged below the body, so that the solid part can be collected, when the solid in centrifugal storehouse reaches a certain amount, the equipment operation is suspended, the valve is opened, and the solid is placed into the receiving groove.

[0007] The scraping device is fixedly installed at the position of the body below and middle, and the scraping device is strip structure, and the scraping device is vertically arranged in the centrifugal storehouse, and the scraping device can scrape the solid adhered to the centrifugal storehouse wall during the equipment operation, so as to prevent the solid from blocking the water outlet, effectively improve the centrifugal separation efficiency, and the scraping device is made of new wear-resistant rubber material, so that the surface of the storehouse wall is not damaged when contacting the centrifugal storehouse, and the wear-resistant characteristic can prolong the service life.

[0008] The centrifugal chamber is provided with liquid level sensor one and liquid level sensor two, when the liquid level in the chamber is lower than the liquid level sensor two, the device automatically starts the feeding program, and feeds into the chamber through the feeding port, when the liquid level reaches the position of the liquid level sensor one, the feeding program is automatically closed, and the feeding is stopped.

[0009] The centrifugal chamber is provided with vibration sensor, when the vibration sensor detects abnormal vibration, the anti-overload protection system is automatically started, and the device is stopped, so that the device is prevented from being damaged due to overload.

[0010] The centrifugal separator is provided with a water outlet at the lower left side, so that the separated water can flow out, and the transparent observation window is arranged on the front of the centrifugal separator body, so that the operation of the centrifugal chamber in the body can be observed.

[0011] During work, the solid-liquid mixture to be separated is added from the feeding port, the feeding is stopped when the liquid level reaches the position of the liquid level sensor one, the motor is started, the rotation of the motor drives the output shaft to rotate, the motor drives the driving gear to rotate through the output shaft, the driving gear drives the driven gear to rotate through the meshing with the driven gear, and the driven gear drives the centrifugal chamber to rotate through the feeding port, the solid-liquid mixture is brought to the centrifugal chamber wall under the action of centrifugal force, the water flows out from the water outlet, the solid particles with large size cannot be discharged from the water outlet, and part of the solid particles are attached to the inner wall of the centrifugal chamber, the scraping device is fixed on the body, and the close contact and relative movement between the centrifugal chamber and the scraping device during rotation can scrape the solid on the wall, so that the inner wall of the centrifugal chamber is continuously scraped and cleaned, and the water can be smoothly separated.

[0012] The centrifugal separator has the advantages that:

[0013] 1. The scraping device can continuously scrape the solid attached to the wall of the centrifugal chamber during the operation of the device, prevents the solid from blocking the water outlet, and effectively improves the centrifugal separation efficiency;

[0014] 2. The liquid level sensor can automatically start the feeding program and stop the feeding, so that the device is more automatic, the labor is reduced, and the work load is reduced;

[0015] 3. The vibration sensor is arranged above the centrifugal chamber, when the vibration sensor detects abnormal vibration, the anti-overload protection system is automatically started, and the device is stopped, so that the device is prevented from being damaged due to overload;

[0016] 4. The scraping device is made of novel wear-resistant rubber material, and will not damage the surface of the wall when contacting with the centrifugal chamber, the wear-resistant characteristic can prolong the service life and reduce the maintenance cost;

[0017] 5. The transparent observation window is arranged, which is beneficial to the operator to observe the operation of the body at any time. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structure schematic view of the utility model;

[0019] Figure 2 It is a structure schematic view of the driving gear and driven gear of the utility model;

[0020] Figure 3 It is a structure schematic view of the centrifugal bin of the utility model;

[0021] Figure 4 It is a structure schematic view of the material receiving groove of the utility model.

[0022] The figure mark explanation: 1, machine body, 2, motor, 3, driving gear, 4, driven gear, 5, feed inlet, 6, centrifugal bin, 7, water outlet, 8, scraping device, 9, liquid level sensor one, 10, liquid level sensor two, 11, discharge port, 12, valve, 13, material receiving groove, 14, water outlet, 15, transparent observation window, 16, motor output shaft.

[0023] The above drawing is only illustrative and explanatory of the utility model, and does not limit the scope of the utility model. DETAILED DESCRIPTION

[0024] The specific implementation of the utility model is further described in combination with the drawings and examples.

[0025] The machine body 1 is provided with a motor 2 above, the motor 2 is connected with a motor output shaft 16, the motor output shaft 16 is sleeved with a driving gear 3 outside, the driving gear 3 is engaged with the outside of a driven gear 4, the driven gear 4 is sleeved and fixed on the outside of a feed inlet 5, the feed inlet 5 is fixedly connected between the machine body 1 and a centrifugal bin 6, the centrifugal bin 6 is located inside the machine body 1, the upper part of the centrifugal bin 6 is designed as a cylinder, a plurality of water outlets 7 are uniformly arranged on the wall of the centrifugal bin 6, which facilitates the separation of water from the bin during operation, and the size of the water outlet 7 can block the solid.

[0026] The lower part of the centrifugal bin 6 is designed as a cone, which facilitates the concentration and collection of solids, the lowermost part of the centrifugal bin 6 is a discharge port 11, the discharge port 11 is provided with a valve 12, and the machine body 1 is provided with a material receiving groove 13 below, which facilitates the collection of solid parts, when the solids in the centrifugal bin 6 reach a certain amount, the equipment is stopped, the valve 12 is opened, and the solids are put into the material receiving groove 13.

[0027] A scraping device 8 is fixedly installed at the middle position below the body 1. The scraping device 8 is in a strip structure and is vertically arranged in close contact with the inside of the centrifugal chamber 6. The scraping device 8 can scrape the solids adhered to the wall of the centrifugal chamber 6 during the operation of the equipment, so as to prevent the solids from blocking the water outlet hole and effectively improve the centrifugal separation efficiency. The scraping device 8 is made of a new type of wear-resistant rubber material and will not cause damage to the surface of the chamber wall when contacting the centrifugal chamber 6. The wear-resistant property can prolong the service life and reduce the maintenance cost.

[0028] The liquid level sensor one 9 and the liquid level sensor two 10 are arranged in the centrifugal chamber 6. When the liquid level in the chamber is lower than the liquid level sensor two 10, the equipment automatically starts the feeding program to feed the chamber through the feeding port 5. When the liquid level in the chamber reaches the position of the liquid level sensor one 9, the feeding program is automatically closed and the feeding is stopped.

[0029] The vibration sensor 17 is fixedly arranged above the centrifugal chamber 6. When the vibration sensor 17 detects abnormal vibration during the operation of the centrifugal machine, the anti-overload protection system is automatically started to stop the equipment in emergency, so as to prevent the equipment from being damaged due to overload.

[0030] The water outlet 14 is arranged at the lower left side of the centrifugal separator, so as to facilitate the outflow of the separated water. The transparent observation window 15 is arranged on the front of the body 1 of the centrifugal separator, so as to facilitate the observation of the running condition of the centrifugal chamber 6 inside the body.

[0031] During the operation, the solid-liquid mixture to be separated is added from the feeding port 5. When the liquid level reaches the position of the liquid level sensor one 9, the feeding is stopped. The motor 2 is started. The rotation of the motor 2 drives the rotation of the motor output shaft 16. The motor 2 drives the rotation of the driving gear 3 through the motor output shaft 16. The driving gear 3 drives the rotation of the driven gear 4 through the meshing with the driven gear 4. The driven gear 4 drives the rotation of the centrifugal chamber 6 through the feeding port 5. The solid-liquid mixture is brought to the wall of the centrifugal chamber 6 under the action of the centrifugal force. The water flows out from the water outlet hole 7. The solid particles with large size cannot be discharged from the water outlet hole 7. Part of the solid particles adhere to the inner wall of the centrifugal chamber 6. Since the scraping device 8 is fixedly installed on the body 1, the close contact and relative movement between the centrifugal chamber 6 and the scraping device 8 during the rotation can scrape the solids on the wall. The inner wall of the centrifugal chamber 6 is continuously scraped and cleaned, so as to ensure that the water in the chamber can be smoothly separated.

Claims

1. A centrifugal separator with a scratchable inner wall, characterized in that: Including the body (1), the body (1) is provided with motor (2), the motor (2) is connected with motor output shaft (16), the motor output shaft (16) is sleeved with driving gear (3), the driving gear (3) is engaged with the outside of driven gear (4), the driven gear (4) is sleeved and fixed on the outside of feed inlet (5), the feed inlet (5) is fixedly connected between the body (1) and centrifugal warehouse (6), the centrifugal warehouse (6) is located in the inside of the body (1), the upper part of the centrifugal warehouse (6) is designed as a cylindrical shape, a plurality of water outlets (7) are uniformly arranged on the periphery of the warehouse wall of the centrifugal warehouse (6), the scraping device (8) is fixedly installed at the middle position below the body (1), the scraping device (8) is a strip structure, the scraping device (8) is vertically arranged in the inside of the centrifugal warehouse (6), the scraping device (8) is made of novel wear-resistant rubber material, the centrifugal warehouse (6) is provided with liquid level sensor one (9) and liquid level sensor two (10), the centrifugal warehouse (6) is provided with vibration sensor (17) on the top.

2. A centrifugal separator with a scratchable inner wall according to claim 1, characterized in that The lower part of the centrifugal warehouse (6) is designed as a conical shape, the lowermost part of the centrifugal warehouse (6) is a discharge port (11), the discharge port (11) is provided with a valve (12), the body (1) is provided with a receiving groove (13) below.

3. A centrifugal separator having a scratchable inner wall according to claim 1, characterized in that: The centrifugal separator is provided with a water outlet (14) below the left side, and a transparent observation window (15) is arranged on the front of the centrifugal separator body (1).

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