CN112340887A

CN112340887A - Sewage treatment plant for municipal administration environmental protection

Info

Publication number: CN112340887A
Application number: CN202011261566.1A
Authority: CN
Inventors: 刘传
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-12
Filing date: 2020-11-12
Publication date: 2021-02-09

Abstract

The invention relates to the municipal field, in particular to a municipal environmental-friendly sewage treatment device, which comprises a motor, wherein an output shaft is arranged at the upper end of the motor, at least 2 groups of stirring rods are arranged at the upper part of the output shaft, a first bearing is arranged in the middle of the output shaft, a stirring cylinder is arranged outside the first bearing, a sewage pipe and a blanking pipe are arranged at the upper end of the stirring cylinder, a filter plate is arranged at the upper part of the sewage pipe, a second bearing is arranged in the middle of the filter plate, a rotating shaft is arranged in the middle of the second bearing, at least 1 group of rotating blades are arranged at the lower part of the rotating shaft, a driving bevel gear is fixed at the upper end of the rotating shaft, the driving bevel gear is meshed with a driven bevel gear, a transmission shaft is arranged at one side of the driven bevel gear, a blanking impeller is arranged in the, meanwhile, the phenomenon of inaccurate blanking caused by horizontally delivering the disinfectant powder is avoided.

Description

Sewage treatment plant for municipal administration environmental protection

Technical Field

The invention relates to the municipal field, in particular to a municipal sewage treatment device for environmental protection.

Background

Municipal works refer to municipal facility construction engineering, in China, municipal facilities refer to various buildings, structures, equipment and the like which are arranged in urban areas and town planning construction ranges and provide paid or uncompensated public products and services for residents based on government responsibilities and obligations, municipal engineering research and teaching contents comprise engineering hydrodynamics, water supply and drainage theory, technology and facilities, municipal wastewater treatment and reuse, sludge recycling technology and the like, the municipal works comprise various kinds of sewage treatment, the sewage treatment needs to be carried out before the sewage treatment, then the sewage treatment can be carried out, the existing sewage filtering equipment cannot carry out disinfection treatment synchronously during the filtering, the sewage disinfection powder and the sewage are required to be mixed uniformly during the later disinfection, and the sewage disinfection powder and the sewage are difficult to be mixed uniformly.

Through retrieval, chinese patent No. CN108996746A discloses a municipal administration sewage treatment plant for environmental protection, which comprises a treatment box, wherein a filter tube is fixedly connected to the middle part of the upper part of the inside of the treatment box, a plurality of filter holes are arranged at the bottom of the filter tube, a feed hopper is fixedly connected to the top of the filter tube, an upper fixed cover is covered on the top of the feed hopper, a filter screen is fixedly connected to the middle part of the upper fixed cover, a longitudinal rotating shaft is rotatably connected to the center of the bottom of the filter tube, a plurality of groups of helical blades are fixedly connected to the top of the longitudinal rotating shaft, a transmission worm is fixedly connected to the outer side of the middle part of the longitudinal rotating shaft, and the transmission worm is located below the filter tube, compared: the sewage disinfection device is simple in structure and convenient to use, when the sewage disinfection device is used, the power generated by the flowing of sewage drives the mechanism on the inner side of the device to move, sewage disinfection powder is added while sewage is filtered, the sewage is disinfected, the sewage disinfection powder and the sewage can be fully stirred by the device, the disinfection effect is better, but the disinfection powder of the device enters the horizontal feeding pipe from the vertical feeding pipe, and the disinfection powder can form an inclined plane on the left side of the horizontal feeding pipe due to the fact that the disinfection powder is powdery, so that the disinfection powder is inaccurately fed, the disinfection effect is influenced, meanwhile, the sewage is stirred by the power formed by the sewage, insufficient stirring power is easily generated, and the power transmission condition of a disinfection powder feeding system is influenced.

Disclosure of Invention

The invention aims to provide a municipal environmental-protection sewage treatment device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a sewage treatment device for municipal environmental protection comprises a motor, an output shaft is arranged at the upper end of the motor, at least 2 groups of stirring rods are arranged at the upper part of the output shaft, a first bearing is arranged in the middle of the output shaft, a stirring cylinder is arranged outside the first bearing, a sewage pipe and a blanking pipe are arranged at the upper end of the stirring cylinder, a filter plate is arranged at the upper part of the sewage pipe, a second bearing is arranged in the middle of the filter plate, a rotating shaft is arranged in the middle of the second bearing, at least 1 group of rotating blades are arranged at the lower part of the rotating shaft, a driving bevel gear is fixed at the upper end of the rotating shaft, a driven bevel gear is meshed with a driven bevel gear, a transmission shaft is arranged on one side of the driven bevel gear, a blanking impeller is arranged, the motor is connected with the rotation adjusting device through a lead.

As a further scheme of the invention: and a sewage guide plate is arranged at the upper end of the sewage pipe.

As a further scheme of the invention: at least 3 supporting legs which are uniformly distributed are installed at the lower end of the stirring cylinder.

As a further scheme of the invention: the transmission shaft is connected with the blanking pipe through a third bearing.

As a further scheme of the invention: and a charging barrel is arranged at the upper end of the blanking pipe.

As a further scheme of the invention: and a water level sensor is installed on the inner side of the mixing drum and is connected with a water drain valve arranged at the bottom end of the mixing drum through a lead.

As a further scheme of the invention: the rotating speed adjusting device comprises a fixing block fixed on one side of the transmission shaft, a resistance wire cylinder is installed on one side of the fixing block, a metal slip sheet is connected to the resistance wire cylinder in a contact mode, and the metal slip sheet is connected with a conductive telescopic spring through a metal connecting block.

As a further scheme of the invention: the conductive telescopic spring is fixed on the fixing block.

As a further scheme of the invention: and a sliding rail which is connected with the metal sliding sheet in a sliding manner is fixed on one side of the fixed block.

As a still further scheme of the invention: the drain valve is in threaded connection with a drain pipe.

Compared with the prior art, the invention has the beneficial effects that: through the setting of the rotating shaft, the rotating blades, the driving bevel gear, the driven bevel gear, the transmission shaft, the discharging impeller and the rotating speed adjusting device, the dynamic disinfection powder delivery amount is adjusted according to the water flow, meanwhile, the phenomenon of inaccurate discharging in the process of horizontally delivering the disinfection powder is avoided, the rotating speed adjusting device and the alternating current power supply enable the stirring rod to rotate by adopting external power, the rotating speed of the motor can be dynamically adjusted according to the water flow, meanwhile, the sewage is prevented from being stirred by the power formed by the sewage, the generated stirring power is insufficient, and meanwhile, the power transmission condition of a disinfection powder adding system is influenced.

Drawings

FIG. 1 is a schematic view showing the construction of a municipal sewage treatment plant for environmental protection.

FIG. 2 is a schematic structural view of a conductive expansion spring in a municipal sewage treatment plant for environmental protection.

FIG. 3 is a schematic view of the operation principle of the motor in the municipal sewage treatment plant for environmental protection.

In the figure: 1-motor, 2-output shaft, 3-first bearing, 4-stirring rod, 5-supporting leg, 6-water level sensor, 7-water drain valve, 8-stirring cylinder, 9-sewage pipe, 10-rotating blade, 11-rotating shaft, 12-filtering plate, 13-sewage guide plate, 14-second bearing and 15-driving bevel gear, 16-driven bevel gear, 17-charging barrel, 18-rotating speed adjusting device, 19-third bearing, 20-discharging impeller, 21-transmission shaft, 22-discharging pipe, 23-alternating current power supply, 24-switch, 181-fixed block, 182-resistance wire cylinder, 183-metal sliding sheet, 184-sliding rail, 185-metal connecting block and 186-conductive expansion spring.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the invention, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example 1

Referring to fig. 1 to 3, in the embodiment of the present invention, a municipal environmental sewage treatment device includes a motor 1, an output shaft 2 is installed at an upper end of the motor 1, at least 2 sets of stirring rods 4 are installed at an upper portion of the output shaft 2, a first bearing 3 is installed at a middle portion of the output shaft 2, a stirring drum 8 is installed outside the first bearing 3, a sewage pipe 9 and a discharging pipe 22 are installed at an upper end of the stirring drum 8, a filter plate 12 is installed at an upper portion of the sewage pipe 9, a second bearing 14 is installed at a middle portion of the filter plate 12, a rotating shaft 11 is installed at a middle portion of the second bearing 14, at least 1 set of rotating blades 10 is installed at a lower portion of the rotating shaft 11, a driving bevel gear 15 is fixed at an upper end of the rotating shaft 11, the driving bevel gear 15 is engaged with a driven bevel gear, the rotating speed adjusting device 18 is connected with a switch 24 through a lead alternating current power supply 23, the alternating current power supply 23 is connected with the switch 24 through a lead, the switch 24 is connected with the motor 1 through a lead, and the motor 1 is connected with the rotating adjusting device through a lead.

Furthermore, the upper end of the sewage pipe 9 is provided with a sewage guide plate 13 for guiding the sewage to enter, the lower end of the mixing drum 8 is provided with at least 3 supporting legs 5 which are uniformly distributed, is used for supporting the mixing drum 8, the transmission shaft 21 is connected with the blanking pipe 22 through a third bearing 19, the charging barrel 17 is arranged at the upper end of the blanking pipe 22, used for containing disinfection powder, the rotating speed adjusting device 18 comprises a fixing block 181 fixed on one side of the transmission shaft 21, a resistance wire cylinder 182 is installed on one side of the fixing block 181, the resistance wire cylinder 182 is in contact connection with a metal sliding sheet 183, the metal sliding sheet 183 is connected with a conductive expansion spring 186 through a metal connecting block 185, the conductive extension spring 186 is fixed on the fixed block 181, a slide rail 184 connected with a metal slide sheet 183 in a sliding manner is fixed on one side of the fixed block 181, the metal slide 183 is used for limiting the moving direction of the metal slide and preventing the metal slide from deviating from the resistance wire cylinder 182.

Example 2

In another embodiment of the present invention, the embodiment is different from the above-mentioned embodiments in that a water level sensor 6 is installed inside the mixing drum 8, the water level sensor 6 is connected to a drain valve 7 opened at the bottom end of the mixing drum 8 through a wire, the drain valve 7 is connected to a drain pipe by a screw, and when the water level in the mixing drum 8 is higher than a predetermined water level, the drain valve 7 operates to drain the mixed sewage.

The working principle of the invention is as follows: when sewage enters from the sewage guide plate 13, the sewage enters the sewage pipe 9 through the filter plate 12, the rotating blades 10 in the sewage pipe 9 rotate under the action of the sewage, the rotating speed of the rotating blades 10 is faster as the sewage flow is larger, the rotating blades 10 drive the rotating shaft 11 to rotate, the rotating shaft 11 drives the driving bevel gear 15 to rotate, the driving bevel gear 15 drives the driven bevel gear 16 to rotate, the driven bevel gear 16 drives the transmission shaft 21 to rotate, the transmission shaft 21 drives the blanking impeller 20 on the transmission shaft 21 to rotate, the blanking impeller 20 dynamically adjusts the discharge of the disinfection powder according to the rotation speed change of the rotating blades 10, meanwhile, the rotation speed adjusting device 18 at one end of the transmission shaft 21 dynamically controls the rotation speed of the motor 1, the adjusting principle is that the transmission shaft 21 drives the fixed block 181 to rotate, the fixed block 181 drives the conductive expansion spring 186 to rotate, and the, the faster the rotating blade 10 rotational speed centrifugal force is big, electrically conductive expanding spring 186 is tensile, the metal gleitbretter 183 of electrically conductive expanding spring 186 one side through metal connecting block 185 connection removes on resistance wire drum 182 surface, centrifugal force is big more, the metal gleitbretter 1883 contact is used for electrically conductive resistance wire less, the electric current that makes the wire pass through is big more, motor 1 rotational speed is fast more, the dynamic adjustment to motor 1 rotational speed has been realized, motor 1 drives output shaft 2 and rotates, output shaft 2 drives puddler 4 and rotates, puddler 4 realizes the mixture to sewage and disinfectant, this device has adopted external power, but the waste of the electric energy that has reduced to a great extent, be favorable to the saving of energy.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a sewage treatment plant for municipal administration environmental protection, including motor (1), output shaft (2) are installed to motor (1) upper end, a serial communication port, 2 at least puddler (4) of group are installed on output shaft (2) upper portion, and output shaft (2) mid-mounting has first bearing (3), churn (8) are installed to first bearing (3) outside, sewer pipe (9) and unloading pipe (22) are installed to churn (8) upper end, filter (12) are installed on sewer pipe (9) upper portion, filter (12) mid-mounting has second bearing (14), second bearing (14) mid-mounting has axis of rotation (11), 1 at least group of rotating blade (10) are installed to axis of rotation (11) lower part, and axis of rotation (11) upper end is fixed with initiative bevel gear (15), initiative bevel gear (15) have meshing by driven bevel gear (16), transmission shaft (21) are installed to driven bevel, transmission shaft (21) mid-mounting has unloading impeller (20), and rotation axis (11) other end installs rotational speed adjusting device (18), rotational speed adjusting device (18) are connected with switch (24) through wire AC power supply (23) through wire, AC power supply (23), and switch (24) are connected with motor (1) through the wire, motor (1) and rotate and connect through the wire between the adjusting device.

2. The municipal environmental sewage treatment plant according to claim 1, wherein the sewage guide plate (13) is attached to the upper end of the sewage pipe (9).

3. The municipal environmental sewage treatment plant according to claim 1, wherein the lower end of the mixing drum (8) is provided with at least 3 evenly distributed support legs (5).

4. The municipal environmental sewage treatment plant according to claim 1, wherein the drive shaft (21) and the discharge pipe (22) are connected by a third bearing (19).

5. The municipal environmental sewage treatment plant according to claim 1, wherein the feed pipe (22) has a feed cylinder (17) attached to its upper end.

6. The municipal environmental protection wastewater treatment device according to claim 1, wherein a water level sensor (6) is installed inside the mixing drum (8), and the water level sensor (6) is connected with a drain valve (7) arranged at the bottom end of the mixing drum (8) through a wire.

7. The municipal environment-friendly sewage treatment device according to claim 1, wherein the rotation speed adjusting device (18) comprises a fixed block (181) fixed on one side of the transmission shaft (21), a resistance wire cylinder (182) is mounted on one side of the fixed block (181), the resistance wire cylinder (182) is in contact connection with a metal slip sheet (183), and the metal slip sheet (183) is connected with a conductive expansion spring (186) through a metal connecting block (185).

8. The municipal environmental sewage treatment plant according to claim 7, wherein the conductive expansion spring (186) is fixed to the fixing block (181).

9. The municipal environment-friendly sewage treatment device according to claim 7 or 8, wherein a slide rail (184) slidably connected with the metal slide sheet (183) is fixed on one side of the fixed block (181).

10. The municipal environmental sewage treatment plant according to claim 6, wherein the drain valve (7) is threadedly connected to a drain pipe.