CN213433358U

CN213433358U - A desilting device for sewage sedimentation tank

Info

Publication number: CN213433358U
Application number: CN202022034341.4U
Authority: CN
Inventors: 孙纲苹
Original assignee: Yixing Enguang Environmental Protection Equipment Co ltd
Current assignee: Yixing Enguang Environmental Protection Equipment Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-06-15
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a desilting device for sewage sedimentation tank belongs to desilting technical field, including sedimentation tank shell and support frame, the lower extreme welding of sedimentation tank shell is provided with the support frame, and the embedding of one side of the one end of sedimentation tank shell is provided with the delivery port, and the embedding of the upper end top of sedimentation tank shell is provided with the feed inlet, the inside one side fixedly connected with filter layer of sedimentation tank shell. The utility model discloses when cleaing away silt to sewage, through pouring in sewage from feed inlet department, at this moment earlier start through a driving motor, drive two passive stirring bull sticks of stirring bull stick and both sides and rotate, and sewage just pours into, can filter comparatively big rubbish debris from grid network department, at this moment rotate through stirring bull stick and two passive stirring bull sticks, make silt and sewage drop to the groove of filter layer surface top, at this moment continue to rotate through two passive stirring bull sticks and stirring bull sticks, upwards circle round silt, make the water source flow in to the groove of filter layer below.

Description

A desilting device for sewage sedimentation tank

Technical Field

The utility model belongs to the technical field of the desilting, specifically be a desilting device for sewage sedimentation tank.

Background

The sedimentation tank is a structure for removing suspended matters in water by applying sedimentation and is equipment for purifying water. The suspended substances in the water are removed by utilizing the natural sedimentation or coagulating sedimentation of the water. The sedimentation tank is divided into a horizontal sedimentation tank and a vertical sedimentation tank according to the water flow direction. The settling effect is determined by the flow rate of the water in the settling tank and the residence time of the water in the tank. In order to improve the sedimentation effect and reduce the land occupation area, a honeycomb inclined tube counter flow sedimentation tank, an accelerated clarification tank, a pulse clarification tank and the like are mostly adopted. Sedimentation tanks are widely used in wastewater treatment. In consideration of flocculation factors in the particle sedimentation process, the sedimentation speed of particles is supposed to change at equal acceleration, and the initial sedimentation speed is set to be zero, but the existing sewage sedimentation tank cannot effectively separate sewage from sludge and cannot effectively stir the sludge into an active state for recycling because of excessive sediments such as the sludge in the sewage sedimentation tank.

But the desilting device function singleness of current sewage sedimentation tank can not effectually keep apart comparatively big granule impurity in the sewage, and the effect is perfect inadequately, can not effectually filter the impurity in the sewage, and the effect is good inadequately, can not effectually discharge comparatively active silt.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems that the existing dredging device for the sewage sedimentation tank has single function, incomplete effect and poor effect, the dredging device for the sewage sedimentation tank is provided.

The utility model adopts the technical scheme as follows: a dredging device for a sewage sedimentation tank comprises a sedimentation tank shell and a supporting bracket, wherein the supporting bracket is welded at the lower end of the sedimentation tank shell, a water outlet is formed in one side of one end of the sedimentation tank shell in an embedded mode, a feed inlet is formed in the top of the upper end of the sedimentation tank shell in an embedded mode, a filter layer is fixedly connected to one side of the inner portion of the sedimentation tank shell, a grid net is fixedly connected to one side of the inner portion of the sedimentation tank shell, which is close to the upper portion of the filter layer, a first driving motor is fixedly installed at one end of the supporting bracket, the upper end of the first driving motor is rotatably connected with a stirring rotating rod, a passive stirring rotating rod is rotatably connected to the bottom of the inner portion of the sedimentation tank shell, a gate valve is arranged in an embedded mode at one side of the other end of the sedimentation tank shell, the one end fixedly connected with silt mixing box of conveying pipeline, the lower extreme both sides fixedly connected with supporting leg of silt mixing box, the embedding of the lower extreme bottom of silt mixing box is provided with the silt bleeder valve, upper end one side fixed mounting of silt mixing box has second driving motor, second driving motor's lower extreme rotates and is connected with the mixture bull stick, the inside upper end of silt mixing box rotates and is connected with passive mixture bull stick.

The surface of the filter layer and the surface of the grid net are provided with three openings, the number of the passive stirring rotating rods is two, one ends of the two passive stirring rotating rods and one ends of the stirring rotating rods penetrate through the three openings formed in the surface of the filter layer and the surface of the grid net, and the joints of the two passive stirring rotating rods and the stirring rotating rods are in transmission with the first driving motor through the transmission belt.

The bottom end of the passive stirring rotating rod is fixedly connected with a plurality of filter bags, the passive stirring rotating rod and the two filter bags form a group, and the two groups are arranged on two sides of the interior of the sedimentation tank shell respectively.

And the second driving motor is in transmission connection with one end shaft joint of the two driven mixing rotating rods through a transmission belt.

Wherein, the filter layer is 40 meshes.

The first driving motor, the second driving motor and the vibration motor are electrically connected with an external power supply through the control switch.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, when cleaing away silt to sewage, through pouring sewage from feed inlet department, at this moment earlier start through a driving motor, drive two passive stirring bull sticks of stirring bull stick and both sides and rotate, and sewage just pours into, can filter comparatively big rubbish debris from grid net department, at this moment rotate through stirring bull stick and two passive stirring bull sticks, make silt and sewage drop to the groove of filter layer surface top, at this moment continue to rotate through two passive stirring bull sticks and stirring bull sticks, upwards circle round silt, make the water source flow in to the groove of filter layer below, thereby the desilting device function singleness of current sewage sedimentation tank has been solved, can not effectually carry out the problem of keeping apart comparatively big particle impurity in the sewage.

2. The utility model discloses in, after sewage is separated with silt, two filter bags through two passive stirring bull stick bottom fixed connection follow two passive stirring bull sticks and rotate, make it carry out certain absorption with impurity such as granule that have in the sewage, then comparatively clean water source can be followed outlet department and discharged to the desilting device effect of having solved current sewage sedimentation tank is perfect inadequately, can not effectually carry out filterable problem with the impurity in the sewage.

3. The utility model discloses in, water source in the silt is being filtered the completion back, at first open the gate valve, make silt pass through the conveying pipeline from the other end of sedimentation tank shell and flow to the silt mixing box in, then start through second driving motor, drive two passive mixing bull sticks and mix the bull stick and stir silt, make it can not air-dry, and make it can more effectual discharge, when the silt in the needs will stir is discharged, open the silt bleeder valve, carry silt downwards through mixing the bull stick, can more effectual discharge, thereby the desilting device effect of having solved current sewage sedimentation tank is not enough, can not be effectual with comparatively active silt exhaust problem.

Drawings

FIG. 1 is a schematic diagram of the overall surface structure of the present invention;

FIG. 2 is a schematic diagram of the overall internal structure of the present invention;

fig. 3 is a schematic diagram of the structure of the middle gate valve of the present invention.

The labels in the figure are: 1. a sedimentation tank shell; 101. a water outlet; 102. a feed inlet; 103. a filter layer; 104. a grid mesh; 2. a support bracket; 3. a first drive motor; 301. a stirring rotating rod; 302. a passive stirring rotating rod; 4. a gate valve; 401. a delivery pipe; 4011. a vibration motor; 5. a sludge mixing tank; 501. supporting legs; 502. a sludge discharge valve; 6. a second drive motor; 601. a mixing rotating rod; 602. passive hybrid rotor bars.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses in the first driving motor 3 that mentions, second driving motor 6, vibrating motor 4011 all can order in market or private and obtain.

The utility model discloses in:

referring to fig. 1-3, a dredging device for a sewage sedimentation tank comprises a sedimentation tank shell 1 and a support bracket 2, wherein the support bracket 2 is welded at the lower end of the sedimentation tank shell 1, a water outlet 101 is embedded at one end side of the sedimentation tank shell 1, a feed inlet 102 is embedded at the top of the upper end of the sedimentation tank shell 1, a filter layer 103 is fixedly connected at one side of the interior of the sedimentation tank shell 1, a grid net 104 is fixedly connected at one side of the interior of the sedimentation tank shell 1 close to the upper part of the filter layer 103, a first driving motor 3 is fixedly installed at one end of the support bracket 2, a stirring rotating rod 301 is rotatably connected at the upper end of the first driving motor 3, a passive stirring rotating rod 302 is rotatably connected at the bottom of the interior of the sedimentation tank shell 1, a gate valve 4 is embedded at one end of the sedimentation tank shell 1, and a, outer wall fixed mounting of conveying pipeline 401 has vibrating motor 4011, the one end fixedly connected with silt mixing box 5 of conveying pipeline 401, the lower extreme both sides fixedly connected with supporting leg 501 of silt mixing box 5, the lower extreme bottom embedding of silt mixing box 5 is provided with silt bleeder valve 502, upper end one side fixed mounting of silt mixing box 5 has second driving motor 6, the lower extreme of second driving motor 6 rotates and is connected with and mixes bull stick 601, the inside upper end of silt mixing box 5 is rotated and is connected with passive mixture bull stick 602.

Referring to fig. 1 and 2, further, three openings are provided on the surfaces of the filter layer 103 and the grid mesh 104, and the number of the passive stirring rotating rods 302 is two, and two passive stirring rotating rods 302 and one end of the stirring rotating rod 301 penetrate through the three openings provided on the surfaces of the filter layer 103 and the grid mesh 104, and the shaft joints of the two passive stirring rotating rods 302 and the stirring rotating rod 301 are driven by the transmission belt and the first driving motor 3, when sewage is cleared from sludge, the sewage is poured from the feed inlet 102, at this time, the first driving motor 3 is started to drive the stirring rotating rod 301 and the two passive stirring rotating rods 302 on both sides to rotate, and the sewage just flows in, and relatively large garbage impurities are filtered from the grid mesh 104, at this time, the sludge and the sewage drop into the tank above the surface of the filter layer 103 through the rotation of the stirring rotating rod 301 and the two passive stirring rotating rods 302, at this moment, the two passive stirring rotating rods 302 and the stirring rotating rod 301 are continuously rotated to upwards circle the sludge, so that the water source flows into the tank below the filter layer 103, and the problems that the existing dredging device of the sewage sedimentation tank has single function and cannot effectively isolate large particle impurities in the sewage are solved.

Refer to fig. 1, 2, it is further, a plurality of filter bag of bottom fixedly connected with of passive stirring bull stick 302, and passive stirring bull stick 302 is a set of with two filter bags, total two sets set up respectively in the inside both sides of sedimentation tank shell 1, after sewage is separated with silt, two filter bags through two passive stirring bull stick 302 bottom fixed connection follow two passive stirring bull sticks 302 and rotate, make impurity such as granule that it deposited in the sewage carry out the absorption of certain degree, then comparatively clean water source can be followed delivery port 101 and located the discharge, thereby the desilting device effect of having solved current sewage sedimentation tank is perfect inadequately, can not effectually carry out filterable problem with the impurity of sewage.

Referring to fig. 1 and 2, further, a second driving motor 6 is in transmission connection with a shaft joint at one end of two passive mixing rotating rods 602 through a transmission belt, after a water source in sludge is filtered, a gate valve 4 is firstly opened, so that sludge flows into a sludge mixing box 5 from the other end of a sedimentation tank shell 1 through a conveying pipeline 401, and then the sludge mixing box is started through the second driving motor 6 to drive the two passive mixing rotating rods 602 and the mixing rotating rods 601 to stir the sludge, so that the sludge cannot be air-dried, and can be more effectively discharged, when the sludge in stirring needs to be discharged, a sludge discharge valve 502 is opened, the sludge is conveyed downwards through the mixing rotating rods 601, and more effective discharge can be realized, thereby solving the problems that the effect of a sludge cleaning device of the existing sewage sedimentation tank is not good enough, and the sludge can not be effectively discharged with higher activity.

Referring to fig. 2, further, the filtering layer 103 has a 40-mesh size, and sludge can be effectively separated from sewage by the filtering layer 103 having the 40-mesh size.

Referring to fig. 1 and 2, further, first driving motor 3 and second driving motor 6 and vibrating motor 4011 pass through control switch and external power electric connection, through first driving motor 3 and second driving motor 6 and vibrating motor 4011 and external power electric connection, can effectually stir silt many times, and can make silt when carrying, be difficult to adsorb the problem at conveying pipeline 401 inner wall.

The working principle is as follows: firstly, when sewage is cleaned from sludge, sewage is poured in from a feed inlet 102, then a first driving motor 3 is started to drive a stirring rotating rod 301 and two driven stirring rotating rods 302 at two sides to rotate, and the sewage is just poured in, larger garbage impurities can be filtered from a grid net 104, at this time, the sludge and the sewage drop into a groove above the surface of a filter layer 103 through the rotation of the stirring rotating rod 301 and the two driven stirring rotating rods 302, at this time, the sludge continues to rotate through the rotation of the two driven stirring rotating rods 302 and the stirring rotating rod 301, so that the sludge is whirled upwards, a water source flows into the groove below the filter layer 103, next, after the sewage and the sludge are separated by the filter layer 103 with 40 meshes, two filter bags fixedly connected with the bottom ends of the two driven stirring rotating rods 302 rotate along with the two driven stirring rotating rods 302, so that impurities such as particles and the like stored in the sewage are adsorbed to a certain degree, then comparatively clean water source can be followed delivery port 101 and discharged, finally, after the water source in the silt is being filtered and is accomplished, at first open gate valve 4, make silt flow to in the silt mixing box 5 through conveying pipeline 401 from the other end of sedimentation tank shell 1, vibrating motor 4011 starts simultaneously, vibrate the whole of conveying pipeline 401, make silt can not adsorb at conveying pipeline 401 inner wall, then start through second driving motor 6, drive two passive mixing bull stick 602 and mix bull stick 601 and stir silt, make it can not air-dry, and make it can more effectual discharge, when needs are discharged the silt in with the stirring, open silt bleeder valve 502, carry silt downwards through mixing bull stick 601, can more effective discharge.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a sediment removal device for sewage sedimentation tank, includes sedimentation tank shell (1) and support holder (2), the lower extreme welding of sedimentation tank shell (1) is provided with support holder (2), its characterized in that: one side of one end of the sedimentation tank shell (1) is embedded with a water outlet (101), the top of the upper end of the sedimentation tank shell (1) is embedded with a feed inlet (102), one side of the inside of the sedimentation tank shell (1) is fixedly connected with a filter layer (103), one side of the inside of the sedimentation tank shell (1) is close to a grid net (104) fixedly connected with the upper part of the filter layer (103), one end of a support bracket (2) is fixedly provided with a first driving motor (3), the upper end of the first driving motor (3) is rotatably connected with a stirring rotating rod (301), the bottom of the inside of the sedimentation tank shell (1) is rotatably connected with a passive stirring rotating rod (302), one side of the other end of the sedimentation tank shell (1) is embedded with a gate valve (4), one end of the gate valve (4) is embedded with a feed delivery pipe (401), the outer wall of the feed delivery pipe (401) is, the one end fixedly connected with silt mixing box (5) of conveying pipeline (401), the lower extreme both sides fixedly connected with supporting leg (501) of silt mixing box (5), the lower extreme bottom embedding of silt mixing box (5) is provided with silt bleeder valve (502), upper end one side fixed mounting of silt mixing box (5) has second driving motor (6), the lower extreme of second driving motor (6) rotates and is connected with mixed bull stick (601), the inside upper end rotation of silt mixing box (5) is connected with passive mixed bull stick (602).

2. A dredging device for a sewage sedimentation tank as claimed in claim 1, wherein: the surface of the filtering layer (103) and the surface of the grid net (104) are provided with three openings, the number of the passive stirring rotating rods (302) is two, one ends of the two passive stirring rotating rods (302) and one ends of the stirring rotating rods (301) penetrate through the three openings formed in the surfaces of the filtering layer (103) and the grid net (104), and the shaft joints of the two passive stirring rotating rods (302) and the stirring rotating rods (301) are in transmission with the first driving motor (3) through a transmission belt.

3. A dredging device for a sewage sedimentation tank as claimed in claim 1, wherein: the bottom end of the passive stirring rotating rod (302) is fixedly connected with a plurality of filter bags, the passive stirring rotating rod (302) and the two filter bags form a group, and the two groups are arranged on two sides of the interior of the sedimentation tank shell (1) respectively.

4. A dredging device for a sewage sedimentation tank as claimed in claim 1, wherein: and the second driving motor (6) is in transmission connection with the shaft joint of one ends of the two driven mixing rotating rods (602) through a transmission belt.

5. A dredging device for a sewage sedimentation tank as claimed in claim 1, wherein: the filtering layer (103) is 40 meshes.

6. A dredging device for a sewage sedimentation tank as claimed in claim 1, wherein: the first driving motor (3), the second driving motor (6) and the vibrating motor (4011) are electrically connected with an external power supply through a control switch.