CN211035316U - Novel sediment machine is scraped in air supporting - Google Patents

Abstract

The utility model relates to an air floatation slag scraping machine, which comprises a scraping plate assembly, a driving assembly, a slideway assembly and an automatic control system; the slideway assembly is horizontally and fixedly arranged above the liquid level of the tank body of the air floatation tank by a preset height; the scraper plate assembly is arranged on the side wall of the pool body slideway assembly in a sliding fit manner; the driving assembly comprises a driving motor and a driven gear, the driven gear is arranged at one end of the tank body, guide chain wheels are arranged at the two ends of the tank body, and the driving assembly also comprises an annular chain which is meshed and connected with the guide chain wheels and the driven gear at the two ends; the scraper assembly is fixedly arranged on the scraper fixing piece of the annular chain; the automatic control system comprises a controller, an overload protection device and a scraper assembly monitoring device. The automatic slag scraping device has the characteristics of reasonable structural design, convenience in operation and use, reliability and stability in operation, low maintenance cost and relatively high automation degree, can effectively improve the slag scraping efficiency of sewage treatment, saves the operation cost, and has a wide application range.

Description

Novel sediment machine is scraped in air supporting

Technical Field

The utility model relates to a sewage treatment technical field especially relates to a sediment machine is scraped in novel air supporting.

Background

The air-float process is a sewage treatment technique of solid-liquid separation or liquid-liquid separation, and is characterized by that it utilizes a certain method to produce lots of micro-bubbles whose diameter is about 30 micrometers, and make them be adhered to the solid or liquid pollutant particles close to water in the waste water to form air-float body whose density is less than that of water, and under the action of buoyancy the air-float body can be floated to water surface to form float slag, and make solid-liquid or liquid-liquid separation so as to implement sewage treatment. When sewage is treated by the air floatation method, the air floatation slag scraper is used as an important tool and is mainly used for removing floating slag on the water surface to achieve the effect of purifying water. Through retrieval, the applicant finds that most of air-flotation residue scraping machines have the defects of relatively complex structural size design, single function, inconvenient operation and the like, and personnel needs to be arranged to regularly patrol and inspect the air-flotation residue scraping machines, so that the personnel cost is increased, and the working efficiency is low. The utility model discloses just provide based on this research background, aim at providing a novel sediment machine is scraped in air supporting and overcome above-mentioned defect, satisfy the in-service use needs to the sediment efficiency is scraped in the improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: overcome among the prior art not enough that sediment machine exists is scraped in the air supporting, provide a novel sediment machine is scraped in air supporting, it has that structural design is reasonable, operation convenient to use, operation are reliable stable, the maintenance cost is low, degree of automation is higher characteristics relatively, can effectively improve sewage treatment scrape sediment efficiency, practices thrift the running cost, and application scope is wide.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel air-flotation slag scraping machine comprises a scraper blade assembly, a driving assembly, a slideway assembly and an automatic control system; the slideway assembly is horizontally and fixedly arranged above the liquid level of the tank body of the air floatation tank by a preset height; the preset height is 30-50 cm; the scraper plate assembly is arranged on the side wall of the pool body slideway assembly in a sliding fit manner; the novel air floatation slag scraper comprises a driving assembly, a driven assembly and a ring-shaped chain, wherein the driving assembly comprises a driving motor and a driven gear which is in transmission connection with a driving gear on an output shaft of the driving motor through a transmission chain, the driven gear is arranged at one end of the tank body, guide chain wheels are arranged at two ends of the tank body, and the ring-shaped chain is in meshed connection with the guide chain wheels and the driven gear at the two ends; the scraper assembly is fixedly arranged on the scraper fixing piece of the annular chain; the automatic control system comprises a controller, an overload protection device and a scraper assembly monitoring device; the overload protection device comprises a current sensor arranged on the driving motor and/or a pressure sensor arranged on the guide chain wheel; the scraper assembly monitoring device comprises photoelectric sensors arranged at corresponding positions above and below a scraper of the scraper assembly; the current sensor, the pressure sensor and the photoelectric sensor are connected with a controller through data signals, and the controller is connected with the driving motor in a control mode.

As a further optimization of the scheme, the guide chain wheel is arranged on a guide chain wheel shaft of the tank body, and the guide chain wheel shaft is an aluminum shear pin.

As a further optimization of the scheme, the automatic controller further comprises an audible and visual alarm connected with the controller.

As a further optimization of the scheme, the controller is a Siemens S7-300P L C controller, the current sensor is a Hall current sensor, and the pressure sensor is a piezoresistor type sensor.

Adopt the utility model discloses a sediment machine is scraped in novel air supporting has following beneficial effect:

(1) structural design is reasonable, and easy operation is convenient, utilizes scraper blade assembly monitoring system can effectively monitor the scraper blade with revolve wrong state, avoid the scraper blade to appear the emergence of abnormal operation situation such as skew, fracture, when this type of situation appears, the controller can send audible-visual alarm signal and when necessary, control driving motor and close.

(2) The running state of the annular chain and the real-time current of the driving motor can be detected by using the current sensor and/or the pressure sensor, so that the annular chain can be prevented from being exercised, and the driving motor is prevented from being overloaded.

(3) Adopt aluminium matter shear pin can be when the scraper blade assembly transships, when driving motor came not to stop in time, can automatic cutout, ensure that driving motor avoids transshipping and leads to its life to reduce.

Drawings

Fig. 1 is a schematic view of the overlooking structure of the novel air flotation slag scraping machine of the utility model.

FIG. 2 is a schematic cross-sectional view A-A of FIG. 1.

Detailed Description

The novel air flotation slag scraping machine of the invention is explained in detail with reference to the attached drawings 1-2.

A novel air-flotation slag scraper comprises a scraper assembly 1, a driving assembly 2, a slide assembly 3 and an automatic control system, wherein the slide assembly is horizontally and fixedly arranged at a preset height above the liquid level of a pool body 4 of an air-flotation pool, the preset height is 30-50cm, the scraper assembly is arranged on the side wall of the pool body slide assembly in a sliding fit mode, the driving assembly comprises a driving motor 5 and a driven gear 8 which is in transmission connection with a driving gear 6 on an output shaft of the driving motor through a transmission chain 7, the driven gear is arranged at one end of the pool body, guide chain wheels 9 are arranged at two ends of the pool body, the novel air-flotation slag scraper further comprises an annular chain 10, the annular chain is in meshing connection with guide chain wheels and driven gear wheels at two ends, the scraper assembly is fixedly arranged on a scraper fixing piece of the annular chain, the automatic control system comprises a controller, an overload protection device and a scraper assembly monitoring device, the overload protection device comprises a current sensor arranged on the driving motor and/or a pressure sensor arranged on the guide chain wheels, the scraper assembly monitoring device comprises a current sensor and/or a pressure sensor arranged at a Hall sensor arranged at a position above and below a scraper of the scraper assembly, the scraper assembly is connected with a Hall sensor, the current sensor and a Hall sensor controller 3583, the control sensor is connected with a Hall sensor, the control motor, the photoelectric sensor is connected with a Hall sensor, the photoelectric sensor is connected with a Hall sensor, the.

The utility model discloses a novel sediment machine is scraped in air supporting theory of operation as follows:

under normal conditions, the driving motor drives the annular chain to move, the scraper fixing piece on the annular chain drives the scraper of the scraper assembly to reciprocate on the liquid surface of the air floatation tank, in the process, the scraper assembly monitoring system can be used for effectively monitoring the states of the scraper and the rotation of the scraper, the occurrence of abnormal operation conditions such as deviation, fracture and the like of the scraper is avoided, and when the conditions occur, the controller can send out an audible and visual alarm signal and control the driving motor to be turned off if necessary; the running state of the annular chain and the real-time current of the driving motor can be detected by using the current sensor and/or the pressure sensor, so that the annular chain can be prevented from being broken and the driving motor can be prevented from being overloaded; when the scraper blade assembly transships, when driving motor arrived too late to stop, can automatic cutout, ensure that driving motor avoids transshipping to lead to its life to reduce.

The embodiments described above are intended to facilitate one of ordinary skill in the art to understand and practice the invention. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the embodiments herein, and those skilled in the art should understand that modifications and alterations made without departing from the scope of the present invention are within the protection scope of the present invention.

Claims (4)

1. The utility model provides a sediment machine is scraped in novel air supporting which characterized in that: the novel air-floatation slag scraping machine comprises a scraper assembly (1), a driving assembly (2), a slideway assembly (3) and an automatic control system; the slideway assembly is horizontally and fixedly arranged at a preset height above the liquid level of the tank body (4) of the air floatation tank; the preset height is 30-50 cm; the scraper plate assembly is arranged on the side wall of the pool body slideway assembly in a sliding fit manner; the novel air floatation slag scraping machine comprises a driving assembly, a driven assembly and a ring-shaped chain, wherein the driving assembly comprises a driving motor (5) and a driven gear (8) in transmission connection with a driving gear (6) on an output shaft of the driving motor through a transmission chain (7), the driven gear is arranged at one end of the tank body, guide chain wheels (9) are arranged at two ends of the tank body, and the ring-shaped chain is in meshed connection with the guide chain wheels and the driven gear at the two ends; the scraper assembly is fixedly arranged on the scraper fixing piece of the annular chain; the automatic control system comprises a controller, an overload protection device and a scraper assembly monitoring device; the overload protection device comprises a current sensor arranged on the driving motor and/or a pressure sensor arranged on the guide chain wheel; the scraper assembly monitoring device comprises photoelectric sensors arranged at corresponding positions above and below a scraper of the scraper assembly; the current sensor, the pressure sensor and the photoelectric sensor are connected with a controller through data signals, and the controller is connected with the driving motor in a control mode.

2. The novel air-flotation slag scraping machine according to claim 1, is characterized in that: the guide chain wheel is arranged on a guide chain wheel shaft of the tank body.

3. The novel air-flotation slag scraping machine according to claim 2, is characterized in that: the automatic controller also comprises an audible and visual alarm connected with the controller.

4. The novel air-float slag scraping machine as claimed in claim 3, wherein said controller is a Siemens S7-300P L C controller, said current sensor is a Hall current sensor, and said pressure sensor is a piezoresistor type sensor.

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