CN213475502U

CN213475502U - Municipal administration is sewage pretreatment device for water supply and drainage

Info

Publication number: CN213475502U
Application number: CN202022275681.6U
Authority: CN
Inventors: 刘伟; 孙洪力; 王佳颖
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-06-18
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses a sewage pretreatment device for municipal water supply and drainage relates to sewage technical field. The utility model discloses a place subaerial cylindricality box, the both ends of cylindricality box are run through respectively and are provided with inlet tube and outlet pipe, install the solenoid valve on the outlet pipe, it is provided with the hollow mixing shaft that is vertical direction to rotate on the cylindricality box, fixed mounting has the stirring leaf that is array distribution on the hollow mixing shaft, set up the apopore that is array distribution on the hollow mixing shaft, be provided with the clearance board of laminating with cylindricality box inner wall when the high-speed rotation of hollow mixing shaft on the hollow mixing shaft. The utility model discloses compare in current municipal administration sewage pretreatment of water device for water supply and drainage remaining impurity can remain in the inner wall of device after the use of equipment, and then can influence the result of use in device later stage and improve, the utility model discloses have the function of automatic cleaning device inner wall, improved the life and its practicality of device.

Description

Municipal administration is sewage pretreatment device for water supply and drainage

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to municipal administration is sewage pretreatment device for water supply and drainage.

Background

Municipal engineering (municipal engineering) refers to municipal infrastructure construction engineering. In China, municipal infrastructure refers to various buildings, structures, equipment and the like which are arranged in planning and construction ranges of urban areas and towns (villages) and provide paid or unpaid public products and services for residents based on government responsibilities and obligations. Various public infrastructure construction supporting in urban life all belong to municipal works category, for example common urban road, bridge, subway, underground pipeline, tunnel, river course, track traffic, sewage treatment, refuse treatment processing etc. engineering, for example again with the life closely relevant various pipelines: rainwater, sewage, feedwater, normal water, electric power (the part outside the red line), telecommunications, heating power, gas etc. and the construction of square, urban afforestation etc. in addition all belong to the municipal works category, in order to make municipal sewage can accord with the standard of emission, generally need utilize sewage pretreatment device to carry out the sedimentation treatment to sewage.

At present, current municipal water supply and drainage sewage pretreatment device is when using, not only can not make the flash mixed between flocculation liquid and the sewage, make the reaction rate between the two slow easily, and after the device operation, have partial impurity residue to remain the inner wall at the device, when the device is long-time when not using of placing, the residue of inner wall can't obtain the clearance, reciprocating operation will influence the result of use of device, the corruption of residue also can reduce the life of device simultaneously, therefore, we provide a municipal water supply and drainage sewage pretreatment device who has automatic cleaning device inner wall.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: can have remaining impurity to remain in the problem of the inside of device after solving current sewage pretreatment device and using, the utility model provides a sewage pretreatment device for municipal administration water supply and drainage.

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

the utility model provides a municipal administration is sewage pretreatment device for water supply and drainage, is including placing subaerial cylindricality box, the both ends of cylindricality box are run through respectively and are provided with inlet tube and outlet pipe, install the solenoid valve on the outlet pipe, it is provided with the hollow mixing shaft that is vertical direction to rotate on the cylindricality box, fixed mounting has the stirring leaf that is array distribution on the hollow mixing shaft, set up the apopore that is array distribution on the hollow mixing shaft, be provided with the clearance board of laminating with cylindricality box inner wall when the high-speed rotation of hollow mixing shaft on the hollow mixing shaft.

Furthermore, a variable frequency motor for driving the hollow stirring shaft to rotate is arranged on the cylindrical box body.

Furthermore, belt pulleys are fixedly sleeved on an output shaft of the variable frequency motor and the hollow stirring shaft, and a transmission belt is sleeved between the two belt pulleys.

Furthermore, a spring is fixed on the outer surface of the hollow stirring shaft, the free end of the spring is fixedly connected with the cleaning plate, and a protective sleeve for sleeving the spring is fixed on the outer surface of the hollow stirring shaft.

Furthermore, the hollow stirring shaft is communicated with a rotary joint at one end positioned outside the cylindrical box body.

Further, still including placing subaerial liquid medicine case, it is provided with feed liquor pipe and drain pipe to run through on the liquid medicine case, install the water pump on the liquid medicine case, and the play liquid end of drain pipe is connected with the water inlet of water pump, the delivery port of water pump is connected with the conveyer pipe, the free end and the rotary joint intercommunication of conveyer pipe.

Further, still include the mounting panel, cylindricality box and liquid medicine case are all fixed to be set up on the mounting panel.

Furthermore, a support is fixed at the bottom end of the mounting plate, and a bearing plate is fixed at the bottom end of the support.

Further, the bottom of the cylindrical box body is conical.

The utility model has the advantages as follows:

1. the utility model discloses compare in current municipal administration sewage pretreatment of water device for water supply and drainage remaining impurity can remain in the inner wall of device after the use of equipment, and then can influence the result of use in device later stage and improve, the utility model discloses have the function of automatic cleaning device inner wall, improved the life and its practicality of device.

2. The utility model discloses a set up agitating unit and liquid medicine case, can be when municipal administration sewage preliminary treatment for can the flash mixed between flocculation liquid and the sewage, accelerated the reaction rate between the two, not only improved the sedimentary effect of sewage, accelerated the speed of sewage preliminary treatment moreover, thereby improved the work efficiency of the preliminary treatment of sewage.

Drawings

FIG. 1 is a perspective view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a sectional view taken along the direction A-A of the present invention;

FIG. 4 is a sectional view taken along the direction B-B of the present invention;

reference numerals: 1. a cylindrical box body; 2. a water inlet pipe; 3. a water outlet pipe; 4. an electromagnetic valve; 5. a hollow stirring shaft; 6. stirring blades; 7. a water outlet hole; 8. cleaning the plate; 9. a variable frequency motor; 10. a pulley; 11. a transmission belt; 12. a spring; 13. a protective sleeve; 14. a rotary joint; 15. a liquid medicine box; 16. a liquid inlet pipe; 17. a liquid outlet pipe; 18. a water pump; 19. a delivery pipe; 20. mounting a plate; 21. a support; 22. a carrier plate.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "up", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are conventionally placed when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the term refers must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.

As shown in FIGS. 1-4, an embodiment of the present invention provides a sewage pretreatment device for municipal water supply and drainage, which comprises a cylindrical box 1 placed on the ground, wherein a water inlet pipe 2 and a water outlet pipe 3 are respectively disposed at two ends of the cylindrical box 1, when an operator needs to pretreat sewage, the operator can use a pipeline to connect the water inlet pipe 2, so that sewage can flow into the water inlet pipe 2 and then into the device through the pipeline, the structure is simple, the operation is convenient, and the water outlet pipe 3 is provided with a solenoid valve 4. the utility model is provided with the solenoid valve 4 on the water outlet pipe 3. when the operator wants to drain water, the solenoid valve 4 is opened, the cylindrical box 1 is rotatably provided with a hollow stirring shaft 5 in a vertical direction, the hollow stirring shaft 5 is connected through a bearing, so that the cylindrical box 1 can be rotated, and stirring blades 6 distributed in an array are fixedly mounted on the hollow stirring shaft 5, stirring leaf 6 top-down is the annular distribution, stirring leaf 6's structural configuration also can select by oneself, for example, can select the rectangle, the arc etc., offer apopore 7 that is the array distribution on hollow stirring shaft 5, apopore 7's size is difficult too big, otherwise the rivers are slow, it is also difficult too little simultaneously, otherwise the water yield is too little, be provided with on hollow stirring shaft 5 when hollow stirring shaft 5 high-speed rotates with the clearance board 8 of the laminating of 1 inner wall of cylindricality box, after sewage pretreatment finishes, can rotate hollow stirring shaft 5 at a high speed, reach the cleaning work to 1 inner wall of cylindricality box, the inner wall of device can be remained to the remaining impurity of having avoided, influence the later stage of device and use, impurity also can corrode the device simultaneously, the cost of maintenance of device has been increased.

As shown in fig. 1-3, be provided with on the cylindricality box 1 and be used for driving hollow (mixing) shaft 5 pivoted inverter motor 9, the utility model discloses what select about the motor is inverter motor 9, can come the frequency of adjusting motor according to the actual condition, should fix a mounting panel 20 on the cylindricality box 1 simultaneously, make it and inverter motor 9 fixed connection, otherwise inverter motor 9 can't be fixed, can not carry out the operation.

As shown in fig. 1-3, belt pulleys 10 are fixedly sleeved on an output shaft of the variable frequency motor 9 and the hollow stirring shaft 5, a transmission belt 11 is sleeved between the two belt pulleys 10, the device comprises the two belt pulleys 10, the size of each belt pulley 10 can be selected according to actual conditions, the output shaft of the variable frequency motor 9 and the hollow stirring shaft 5 can be sleeved with the belt pulleys 10 with the same size and can run at the same rotating speed, when an operator wants to rotate rapidly, the operator can adjust the variable frequency motor 9 to rotate at high frequency, and can also sleeve the output shaft of the variable frequency motor 9 with the large belt pulley 10 and sleeve the hollow stirring shaft 5 with the small belt pulley 10, or vice versa.

As shown in fig. 4, a spring 12 is fixed on the outer surface of the hollow stirring shaft 5, the free end of the spring 12 is fixedly connected with the cleaning plate 8, because the spring 12 is fixedly connected with the cleaning plate 8, the expanding and contracting movement of the spring 12 drives the cleaning plate 8 to move, so the most ideal position of the spring 12 should be horizontal and perpendicular to the stirring blades 6, thus avoiding the cleaning plate 8 from touching the stirring blades 6 during reciprocating movement, a guide sleeve should be arranged inside the spring 12 at the end of the spring 12 away from the cleaning plate to prevent the spring 12 from expanding and contracting and deforming, the structural shape of the cleaning plate 8 can be selected according to the actual situation, but in order to clean the inner wall of the stirring device in the largest area, and at the same time, the inner wall cannot be damaged, the structural shape of the cleaning plate 8 is preferably cylindrical, a protective sleeve 13 for sleeving the spring 12 is fixed on the outer surface of the hollow stirring shaft 5, when the device operates at a high speed, the spring 12 can do reciprocating telescopic motion in the protective sleeve 13 under the action of centrifugal force, and the protective sleeve 13 is arranged on the spring 12 so as to avoid the corrosion of the spring 12 caused by impurities in sewage when the spring 12 operates for a long time, so that the service life of the spring 12 is prolonged, and the practicability of the spring is improved.

As shown in fig. 1-3, the end of the hollow stirring shaft 5 located outside the cylindrical box 1 is connected to the rotary joint 14, and the rotary joint 14 is designed here, so that the deformation of the pipe for conveying the flocculant, which is connected with the hollow stirring shaft 5 from the outside and is affected by the rotation of the hollow stirring shaft 5, is effectively avoided.

As shown in fig. 1-3, still including placing liquid medicine case 15 on ground, it is provided with feed liquor pipe 16 and drain pipe 17 to run through on the liquid medicine case 15, install water pump 18 on the liquid medicine case 15, and the play liquid end of drain pipe 17 is connected with the water inlet of water pump 18, the delivery port of water pump 18 is connected with conveyer pipe 19, the free end and the rotary joint 14 of conveyer pipe 19 communicate, operating personnel can flow into the inside of liquid medicine case 15 with the flocculating agent through feed liquor pipe 16, rethread water pump 18 will contain the water liquid of flocculating agent and flow through conveyer pipe 19 and then reach hollow stirring shaft 5 through drain pipe 17, so water liquid fuses through delivery port and sewage under hollow stirring shaft 5's fast rotation, thereby reach the work of clearing up sewage.

As shown in fig. 1, the medical liquid box further comprises a mounting plate 20, and the cylindrical box body 1 and the liquid medicine box 15 are both fixedly arranged on the mounting plate 20, so that the cylindrical box body 1 and the liquid medicine box 15 are integrated and can be moved more conveniently.

As shown in fig. 1-3, the bottom end of the mounting plate 20 is fixed with a support 21, and the bottom end of the support 21 is fixed with a bearing plate 22, where the utility model discloses set up the support 21 and the bearing plate 22, can effectively increase the stress area of the device, increase the stability of the device.

As shown in FIG. 1, the bottom of the cylindrical tank 1 is tapered, and in order to better facilitate the smooth flowing down of the treated sewage and the cleaned residue, the bottom structure of the cylindrical tank 1 should be tapered.

Claims

1. The utility model provides a municipal administration is sewage pretreatment device for water supply and drainage which characterized in that: including placing subaerial cylindricality box (1), the both ends of cylindricality box (1) are run through respectively and are provided with inlet tube (2) and outlet pipe (3), install solenoid valve (4) on outlet pipe (3), it is provided with hollow (mixing) shaft (5) that are vertical direction to rotate on cylindricality box (1), fixed mounting has stirring leaf (6) that are array distribution on hollow (mixing) shaft (5), set up apopore (7) that are array distribution on hollow (mixing) shaft (5), be provided with on hollow (mixing) shaft (5) when hollow (mixing) shaft (5) high-speed rotation with clearance board (8) of cylindricality box (1) inner wall laminating.

2. The sewage pretreatment device for municipal water supply and drainage according to claim 1, wherein: the cylindrical box body (1) is provided with a variable frequency motor (9) for driving the hollow stirring shaft (5) to rotate.

3. The sewage pretreatment device for municipal water supply and drainage according to claim 2, wherein: belt pulleys (10) are fixedly sleeved on an output shaft of the variable frequency motor (9) and the hollow stirring shaft (5), and a transmission belt (11) is sleeved between the belt pulleys (10).

4. The sewage pretreatment device for municipal water supply and drainage according to claim 1, wherein: the outer fixed surface of hollow mixing shaft (5) has spring (12), the free end and clearance board (8) fixed connection of spring (12), the outer fixed surface of hollow mixing shaft (5) has protective sheath (13) of establishing spring (12) cover.

5. The sewage pretreatment device for municipal water supply and drainage according to claim 1, wherein: and one end of the hollow stirring shaft (5) positioned outside the cylindrical box body (1) is communicated with a rotary joint (14).

6. The sewage pretreatment device for municipal water supply and drainage according to claim 5, wherein: still including placing liquid medicine case (15) subaerial, it is provided with feed liquor pipe (16) and drain pipe (17) to run through on liquid medicine case (15), install water pump (18) on liquid medicine case (15), and the play liquid end of drain pipe (17) is connected with the water inlet of water pump (18), the delivery port of water pump (18) is connected with conveyer pipe (19), the free end and rotary joint (14) the intercommunication of conveyer pipe (19).

7. The sewage pretreatment device for municipal water supply and drainage according to claim 1, wherein: still include mounting panel (20), cylindricality box (1) and liquid medicine case (15) are all fixed to be set up on mounting panel (20).

8. The sewage pretreatment device for municipal water supply and drainage according to claim 7, wherein: the bottom mounting of mounting panel (20) has support (21), the bottom mounting of support (21) has loading board (22).

9. The sewage pretreatment device for municipal water supply and drainage according to claim 1, wherein: the bottom of the cylindrical box body (1) is conical.