CN217391787U

CN217391787U - Rotary drum type precision filter

Info

Publication number: CN217391787U
Application number: CN202123411955.0U
Authority: CN
Inventors: 马昌杰
Original assignee: Wuxi Juhuan Environmental Protection Equipment Co ltd
Current assignee: Wuxi Juhuan Environmental Protection Equipment Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-09-09
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a rotary drum type precision filter, which comprises a filter shell, wherein a roller mechanism is movably connected in the filter shell, a motor is installed on the side surface of the filter shell, a driving gear is connected on an output shaft of the motor, a driven gear which is in transmission connection with the roller mechanism is meshed on the surface of the driving gear, a back washing pump is installed on the side surface of the filter shell, the input end of the back washing pump is communicated with the inside of the filter shell through a water inlet pipe, and a spray head which is positioned right above the roller mechanism is installed in the filter shell; the utility model discloses following beneficial effect has: can pour into the filtered waste water of filter housing bottom into the outlet pipe through the inlet tube through the back flush pump, then pour into the shower nozzle with the filtered waste water through the outlet pipe again in, the filtered waste water sprays cylinder mechanism through the shower nozzle to carry out the back flush to the impurity granule on the stainless steel filter cloth inside wall.

Description

Rotary drum type precision filter

Technical Field

The utility model relates to a filter technical field especially relates to a rotary drum precision filter.

Background

The drum filter is a filtering machine which occupies less space and has low operation cost, belongs to an outer filtering surface rotary drum vacuum filter, and has the characteristics of discharging an outer filtering surface rotary drum and a scraper, and continuously works under the action of vacuum.

SUMMERY OF THE UTILITY MODEL

In view of the above shortcomings of the prior art, an object of the present invention is to provide a rotary drum type precision filter for solving the problem in the prior art that the manual cleaning of impurities is needed after the completion of the filtering.

In order to achieve the above and other related purposes, the utility model provides a rotary drum type precision filter, which comprises a filter shell, a roller mechanism is movably connected in the filter shell, a motor is installed on the side surface of the filter shell, a driving gear is connected on the output shaft of the motor, a driven gear in transmission connection with the roller mechanism is meshed on the surface of the driving gear, a back washing pump is installed on the side surface of the filter shell, the input end of the back washing pump is communicated with the inside of the filter shell through a water inlet pipe, a spray head positioned right above the roller mechanism is installed in the filter shell, and the output end of the back washing pump is communicated with the spray head through a water outlet pipe;

the utility model discloses a sewage treatment device, including cylinder mechanism, collecting hopper, the dirty mechanism of collection that is equipped with in the cylinder mechanism is used for collecting the interior impurity of cylinder mechanism, the dirty mechanism of collection is fought including scum pipe, collecting pipe and collection, the middle axial position at cylinder mechanism is installed to the scum pipe, the collecting pipe install on the scum pipe and with scum pipe intercommunication, collect the feed inlet orientation of fighting the inner tube face of cylinder mechanism just is located under the shower nozzle.

In an embodiment of the present invention, a drain outlet is opened at the front side of the filter housing, and the deslagging pipe is communicated with the external environment through the drain outlet.

In an embodiment of the present invention, the roller mechanism is opposite to the other side of the motor and has an opening structure, and the peripheral surface of the roller mechanism is provided with a stainless steel filter cloth.

In an embodiment of the present invention, the filter housing is connected to a drain pipe, and the drain pipe is provided with a control valve.

In an embodiment of the utility model, there is an access door in filter housing's front side through hinge swing joint, the surface of access door is equipped with the handle.

In an embodiment of the present invention, a speed reducer for controlling the rotation speed of the motor is installed on the side of the motor.

In an embodiment of the present invention, the inlet pipe is provided with a valve.

As mentioned above, the utility model discloses a rotary drum precision filter has following beneficial effect:

the utility model drives the driving gear to rotate by the rotation of the output shaft of the motor, thereby driving the driven gear to rotate and driving the roller mechanism to rotate, the stainless steel filter screen arranged on the outer surface of the roller mechanism can filter the waste water, the impurity particles in the waste water can be retained on the inner side wall of the stainless steel filter screen, the filtered waste water at the bottom of the filter shell can be injected into the water outlet pipe through the water inlet pipe by the back flush pump, then the filtered waste water is injected into the spray head through the water outlet pipe, the filtered waste water is sprayed to the roller mechanism through the spray head, thereby back flushing the impurity particles on the inner side wall of the stainless steel filter cloth, so that the impurity particles fall into the collecting hopper, the collecting hopper and the collecting pipe can collect the impurity particles on the inner wall of the stainless steel filter cloth, the slag discharging pipe can discharge the impurity particles in the collecting pipe out of the filter shell, therefore, the impurity cleaning in the roller mechanism is realized, the time of workers is saved, the labor intensity of the workers is reduced, and the use and the operation of the workers are facilitated.

Drawings

Fig. 1 is a schematic view showing an overall structure of a drum type precision filter disclosed in an embodiment of the present invention;

fig. 2 is a schematic view showing an internal structure of a drum type precision filter disclosed in an embodiment of the present invention;

FIG. 3 is a perspective view of a roller mechanism of a rotary drum type precision filter according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a dirt collecting mechanism in a drum-type precision filter according to an embodiment of the present invention.

Description of the element reference numerals

1. A filter housing; 2. a drum mechanism; 3. a speed reducer; 4. a water discharge pipe; 5. a backwash pump; 6. a ball valve; 7. a sewage draining outlet; 8. an access door; 9. a driven gear; 10. a motor; 11. a water outlet pipe; 12. a spray head; 13. a slag discharge pipe; 14. stainless steel filter cloth; 15. a collection tube; 16. a collecting hopper.

Detailed Description

The following description is given for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure of the present invention.

Please refer to fig. 1 to 4. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a rotary drum type precision filter, including a filter housing 1, a drum mechanism 2 movably connected in the filter housing 1, a motor 10 installed on a side surface of the filter housing 1, a driving gear connected to an output shaft of the motor 10, a driven gear 9 engaged with the surface of the driving gear and in transmission connection with the drum mechanism 2, the other side of the drum mechanism 2 opposite to the motor 10 is an open structure, a stainless steel filter cloth 14 is installed on a peripheral surface of the drum mechanism 2, a speed reducer 3 for controlling a rotation speed of the motor 10 is installed on a side surface of the motor 10, a backwash pump 5 is installed on a side surface of the filter housing 1, an input end of the backwash pump 5 is communicated with the inside of the filter housing 1 through a water inlet pipe, a spray head 12 located right above the drum mechanism 2 is installed in the filter housing 1, and an output end of the backwash pump 5 is communicated with the spray head 12 through a water outlet pipe 11;

a sewage collecting mechanism for collecting impurities in the roller mechanism 2 is arranged in the roller mechanism 2, the sewage collecting mechanism comprises a slag discharging pipe 13, a collecting pipe 15 and a collecting hopper 16, the slag discharging pipe 13 is arranged at the middle axial position of the roller mechanism 2, the collecting pipe 15 is arranged on the slag discharging pipe 13 and is communicated with the slag discharging pipe 13, the collecting hopper 16 is arranged on the collecting pipe 15 and is communicated with the collecting pipe 15, a feed inlet of the collecting hopper 16 faces the inner cylinder surface of the roller mechanism 2 and is positioned right below the spray head 12, a sewage discharge outlet 7 is arranged at the front side of the filter shell 1, and the slag discharging pipe 13 is communicated with the external environment through the sewage discharge outlet 7;

specifically, when the filter is required to treat wastewater, the wastewater to be treated is firstly injected into the roller mechanism 2 through the opening side of the roller mechanism 2 through the water suction pump, then the output shaft of the motor 10 rotates to drive the driving gear to rotate, so that the driven gear 9 is driven to rotate to drive the roller mechanism 2 to rotate, the wastewater flows out of the roller mechanism 2 through the stainless steel filter screen under the self gravity, and impurity particles in the wastewater are intercepted on the inner side wall of the stainless steel filter screen by the stainless steel filter screen;

more specifically, the back washing pump 5 injects the filtered waste water at the bottom of the filter housing 1 into the water outlet pipe 11 through the water inlet pipe, then injects the filtered waste water into the spray head 12 through the water outlet pipe 11, the filtered waste water is sprayed to the drum mechanism 2 through the spray head 12, so as to back wash the impurity particles on the inner side wall of the stainless steel filter cloth, the impurity particles washed by back washing water fall into the collecting hopper 16, then the impurity particles fall into the slag discharge pipe 13 through the collecting pipe 15, and finally the impurity particles are discharged out of the filter housing 1 through the sewage discharge outlet 7, so that the impurity cleaning in the drum mechanism 2 is realized.

In a further embodiment, referring to fig. 1, a drain pipe 4 is connected to the filter housing 1, a control valve is disposed on the drain pipe 4, a ball valve 6 is disposed on a surface of the water inlet pipe, specifically, the control valve can control the conduction and non-conduction of the drain pipe 4, the ball valve 6 can control the conduction and non-conduction of the water inlet pipe, the filtered wastewater drops to the bottom of the inner wall of the filter housing 1 under the action of its own gravity, and then the filtered wastewater is discharged out of the filter housing 1 through the drain pipe 4.

In a further embodiment, please refer to fig. 1, the front side of the filter housing 1 is movably connected with an access door 8 through a hinge, and a handle is arranged on the surface of the access door 8, specifically, when the filter fails, a worker can pull the handle to drive the access door 8 to rotate under the matching of the rotation of the hinge, so that the filter housing 1 can be opened, and the fault point can be overhauled, thereby facilitating the use and operation of the worker.

To sum up, the utility model drives the driving gear to rotate through the rotation of the output shaft of the motor 10, so as to drive the driven gear 9 to rotate and drive the roller mechanism 2 to rotate, the stainless steel filter screen arranged on the outer surface of the roller mechanism 2 can filter the wastewater, the impurity particles in the wastewater can be intercepted on the inner side wall of the stainless steel filter screen, the filtered wastewater at the bottom of the filter shell 1 can be injected into the water outlet pipe 11 through the water inlet pipe by the back flush pump 5, then the filtered wastewater is injected into the spray head 12 through the water outlet pipe 11, the filtered wastewater is sprayed on the roller mechanism 2 through the spray head 12, so as to back flush the impurity particles on the inner side wall of the stainless steel filter cloth, the impurity particles fall into the collecting hopper 16, the collecting hopper 16 and the collecting pipe 15 can collect the impurity particles on the inner wall of the stainless steel filter cloth, the deslagging pipe 13 can discharge impurity particles in the collecting pipe 15 out of the filter shell 1, so that impurity cleaning in the roller mechanism 2 is realized, the time of workers is saved, the labor intensity of the workers is reduced, and the workers can use and operate conveniently. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention shall be covered by the claims of the present invention.

Claims

1. The utility model provides a rotary drum precision filter, includes the filter housing, swing joint has cylinder mechanism in the filter housing, the side-mounting of filter housing has the motor, be connected with the driving gear on the motor output shaft, the surface toothing of driving gear has the driven gear who is connected with the transmission of cylinder mechanism, its characterized in that: a back washing pump is arranged on the side surface of the filter shell, the input end of the back washing pump is communicated with the interior of the filter shell through a water inlet pipe, a spray head positioned right above the roller mechanism is arranged in the filter shell, and the output end of the back washing pump is communicated with the spray head through a water outlet pipe;

2. A rotary drum microfilter according to claim 1, wherein: the front side of the filter shell is provided with a drain outlet, and the slag discharge pipe is communicated with the external environment through the drain outlet.

3. A rotary drum microfilter according to claim 1, wherein: the other side of the roller mechanism, which is opposite to the motor, is of an open structure, and stainless steel filter cloth is arranged on the circumferential surface of the roller mechanism.

4. A rotary drum microfilter according to claim 1, wherein: the filter shell is connected with a water drain pipe, and a control valve is arranged on the water drain pipe.

5. A rotary drum microfilter according to claim 1, wherein: the front side of the filter shell is movably connected with an access door through a hinge, and a handle is arranged on the surface of the access door.

6. A rotary drum precision filter according to claim 1, wherein: and a speed reducer for controlling the rotating speed of the motor is arranged on the side surface of the motor.

7. A rotary drum microfilter according to claim 1, wherein: and a valve is arranged on the water inlet pipe.