CN216418414U

CN216418414U - Sedimentation tank for grit material wastewater treatment

Info

Publication number: CN216418414U
Application number: CN202122908842.5U
Authority: CN
Inventors: 刘钊
Original assignee: Zhensha Hydropower Construction Management Branch Of Guoneng Dadu River Basin Hydropower Development Co ltd
Current assignee: Zhensha Hydropower Construction Management Branch Of Guoneng Dadu River Basin Hydropower Development Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-05-03
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses a sedimentation tank for grit material wastewater treatment, which comprises a tank body and sludge cleaning equipment; sliding grooves are formed in two sides of the tank body, an arc transition surface is arranged between the side wall and the bottom of the tank body, a sludge discharge groove is formed in the bottom of the tank body, and the bottom of the tank body is gradually inclined downwards from the arc transition surface and is connected with the sludge discharge groove; the sludge cleaning equipment comprises a portal frame, a winding machine, a sliding seat and a dredging shovel, wherein the portal frame comprises a beam and two stand columns which are respectively positioned at two ends of the beam, the beam is also provided with a hook, and the lower ends of the stand columns are arranged in a sliding groove in a sliding manner; the sedimentation tank for treating the sandstone material wastewater is used for sedimentation through the tank body, and the wastewater is primarily purified so as to be convenient for subsequent purification or use; the silt that deposits in the cell body bottom is cleared up through silt cleaning equipment, resumes the volume of cell body, increases the water capacity, and the silt of collecting can carry out reutilization, has promoted economic value.

Description

Sedimentation tank for grit material wastewater treatment

Technical Field

The utility model belongs to the technical field of the sedimentation tank, concretely relates to grit material is sedimentation tank for waste water treatment.

Background

The sand and stone material, i.e. sand and stone, refers to a loose mixture of sand and gravel, and is often used as a high-quality building material and a concrete raw material due to good hardness and stable chemical properties, so that the sand and stone material is widely applied to the fields of houses, roads, highways, railways, engineering and the like. According to different causes, the sand can be divided into natural sand and machine-made sand, wherein the machine-made sand is a material formed by crushing stone materials through a sand making machine and other equipment.

Grit material wastewater refers to wastewater produced during the grit preparation process, including but not limited to ore washing wastewater, crushing system wastewater, equipment cooling water, gravity and magnetic separation wastewater, flotation wastewater, washing wastewater, and other wastewater. One of the treatment methods of the waste water of ore materials is a natural purification method, namely the waste water is discharged into a sedimentation tank, and suspended particles and residual medicament concentration are reduced and even basically removed through the actions of sedimentation, hydrolysis, oxidation, volatilization, photodegradation, even biological decomposition and the like.

After the natural purification method is used for a long time, a certain amount of sludge can be deposited in the sedimentation tank, and the capacity of the sedimentation tank is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a grit material sedimentation tank for waste water treatment has solved the problem of siltation silt in the sedimentation tank.

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

a sedimentation tank for grit material wastewater treatment comprises a tank body and sludge cleaning equipment;

sliding grooves are formed in two sides of the tank body, an arc transition surface is arranged between the side wall and the bottom of the tank body, a sludge discharge groove is formed in the bottom of the tank body, and the bottom of the tank body is gradually inclined downwards from the arc transition surface and is connected with the sludge discharge groove;

the sludge cleaning equipment comprises a portal frame, a winding machine, a sliding seat and a dredging shovel, wherein the portal frame comprises a beam and two stand columns which are respectively positioned at two ends of the beam, the beam is also provided with a hook, and the lower ends of the stand columns are arranged in a sliding groove in a sliding manner;

the rolling machine is fixedly connected with one of the stand columns, the sliding seat is arranged on the cross beam in a sliding mode and is connected with the rolling machine through the rope body, the sliding seat can slide along the cross beam in a first direction, the rolling machine can pull the sliding seat to slide in a second direction, and the first direction and the second direction are opposite to each other;

the sliding seat is also provided with a hinged shaft, and the hinged shaft is provided with a connecting hole; the desilting shovel comprises a shovel handle penetrating through the connecting hole and a shovel body connected with the shovel handle, the shovel handle can be placed on the hook, and when the shovel body is placed to the bottom of the pool body, the shovel handle slides along the connecting hole and drives the hinged shaft to rotate.

In one possible design, a bottom plate is arranged below the upright post, and a sliding block which is matched with the sliding groove is arranged below the bottom plate; accordingly, the winder is fixed to the base plate.

In one possible design, the bottom plate is detachably connected with a limiting part, the limiting part comprises a fixed plate, a connecting rope and a balance weight which are sequentially connected, and the fixed plate is provided with a clamping groove matched with the bottom plate;

the locating part still includes the spacing of being on a parallel with the spout, and spacing is located one side of bottom plate, and when the fixed plate passes through the joint groove and connects the bottom plate, the counter weight can pull the bottom plate and slide and butt in spacing to spacing orientation.

In one possible design, the bottom surface of the bottom plate is provided with a connecting groove with a width larger than that of the sliding block.

In a possible design, the surface of the fixing plate is provided with a handle, and the side surface of the limiting strip abutted against the bottom plate is provided with an anti-skidding structure.

In one possible design, the winding machine, the sliding seat, the dredging shovel and the hook are arranged in a one-to-one correspondence mode to form a dredging group, and one or two dredging groups are arranged on the portal frame.

In one possible design, when two dredging groups are arranged, two sides of the cross beam are respectively provided with one dredging group, or the portal frame further comprises a secondary beam parallel to the cross beam, and the cross beam and the secondary beam are respectively provided with one dredging group; the two dredging groups can be arranged towards the same side wall, and can also be arranged towards one side wall respectively.

In one possible design, one end of the shovel handle is connected with the shovel body, and the other end of the shovel handle is provided with a baffle which can abut against the hinge shaft.

In one possible design, the lower part of the shovel body is arc-shaped and the arc is adapted to the arc of the arc transition surface.

In one possible design, one end of the tank body is provided with a water inlet, the other end of the tank body is provided with a water outlet, and the sludge discharge groove is gradually inclined downwards from the water inlet to the water outlet; correspondingly, a sludge discharge port which is matched with the sludge discharge groove is arranged on the tank body, and a gate is also arranged at the sludge discharge port.

Has the advantages that:

the sedimentation tank for treating the sandstone material wastewater is used for sedimentation through the tank body, and the wastewater is primarily purified so as to be convenient for subsequent purification or use; the silt that deposits in the cell body bottom is cleared up through silt cleaning equipment, resumes the volume of cell body, increases the water capacity, and the silt of collecting can carry out reutilization, has promoted economic value.

Drawings

FIG. 1 is a schematic front view showing a settling tank for wastewater treatment of sandstone materials.

Fig. 2 is a schematic view of a top view of a settling tank for wastewater treatment of sandstone materials.

Fig. 3 is a schematic diagram of the pillar and the limiting member.

In the figure:

1. a tank body; 101. a circular arc transition surface; 102. a sludge discharge groove; 2. sludge cleaning equipment; 21. a gantry; 22. a winding machine; 23. a sliding seat; 24. dredging and shoveling; 211. a cross beam; 212. a column; 241. a shovel shaft; 242. a shovel body; 201. hooking; 202. a rope body; 203. a base plate; 204. a slider; 3. a limiting member; 31. a fixing plate; 32. connecting ropes; 33. balancing weight; 34. a limiting strip; 35. a handle.

Detailed Description

Example (b):

as shown in fig. 1-3, a sedimentation tank for wastewater treatment of sand material comprises a tank body 1 and a sludge cleaning device 2; wherein, the both sides of cell body 1 are equipped with the spout, are equipped with circular arc transition face 101 between the lateral wall of cell body 1 and the bottom, and the bottom of cell body 1 is equipped with row's silt groove 102, and the bottom of cell body 1 is from circular arc transition face 101 slope gradually downwards and connect row's silt groove 102.

The sludge discharge groove 102 in the tank body 1 is used for discharging sludge deposited in the tank body 1, so that the sludge discharge groove 102 is positioned at the lowest part of the tank body 1, and partial sludge can flow into the sludge discharge groove 102 by utilizing gravity, thereby reducing energy consumption. The arc transition surface 101 is matched with the sludge cleaning equipment 2 for use, so that the existence of four corners in cleaning is reduced, and the cleaning effect is improved.

Explaining the cleaning process by combining the structure of the sludge cleaning equipment 2, the sludge cleaning equipment 2 comprises a portal frame 21, a winding machine 22, a sliding seat 23 and a dredging shovel 24, wherein the portal frame 21 comprises a cross beam 211 and two upright posts 212 respectively positioned at two ends of the cross beam 211, the cross beam 211 is further provided with a hook 201, and the lower ends of the upright posts 212 are slidably arranged in sliding grooves.

Winder 22 is fixed connection one of them stand 212, and sliding seat 23 slides and sets up on crossbeam 211 and connect winder 22 through rope 202, and sliding seat 23 can slide to the first direction along crossbeam 211, and winder 22 can pull sliding seat 23 and slide along the second direction, and first direction and second direction are each other opposite.

The sliding seat 23 is also provided with a hinged shaft, and the hinged shaft is provided with a connecting hole; the dredging shovel 24 comprises a shovel handle 241 penetrating through the connecting hole and a shovel body 242 connected with the shovel handle 241, the shovel handle 241 can be placed on the hook 201, and when the shovel body 242 is lowered to the bottom of the tank body 1, the shovel handle 241 slides along the connecting hole and drives the hinged shaft to rotate.

During cleaning, the sliding seat 23 drives the dredging shovel 24 to integrally slide towards the first direction, the rope body 202 which is originally wound on the winding machine 22 is pulled by the sliding seat 23, and the rope body 202 is pulled out; the shovel handle 241 slides along the hook 201, the shovel 242 slides to the side wall of the tank body 1 along with the sliding seat 23, the worker lifts the shovel handle 241 out of the hook 201 by using a lifting tool, and then lowers the shovel 242 so that the shovel 242 abuts against the arc transition surface 101.

The winding machine 22 is started, the rope body 202 is gradually wound into the winding machine 22, the winding machine 22 pulls the sliding seat 23 to slide along the second direction through the rope body 202, namely the sliding seat 23 slides reversely, the dredging shovel 24 also slides along with the sliding seat 23 reversely, the shovel body 242 slides from the circular arc transition surface 101 to the dredging groove 102, and then the sludge deposited at the bottom of the tank body 1 is pushed into the dredging groove 102.

At this moment, the cleaning of the part covered by the sludge cleaning equipment 2 of the tank body 1 is finished, the portal frame 21 slides along the sliding groove, namely, the sludge cleaning equipment 2 slides along the length direction of the tank body 1, the above operation is repeated, and then the rest part of the tank body 1 is cleaned.

Divide cell body 1 into a plurality of clearance sections along length direction through the shovel body 242 promptly, then the accessible increases the width that the shovel body 242 once only cleared up through the length of the increase shovel body 242, and then reduces the quantity of clearance section, has just also improved the efficiency of clearance, but the increase of the volume of cleaning up of the shovel body 242 can lead to the resistance increase that silt cleaning equipment 2 received in single clearance in-process, consequently, technical personnel in the art can increase and decrease the length of the shovel body 242 according to actual clearance condition adaptability.

The above is an exemplary illustration of the operation of the sludge cleaning apparatus 2, that is, to clean the sludge between the arc transition surface 101 and the sludge discharge groove 102, it is known that the shovel 242 can be lowered to any position between the arc transition surface 101 and the sludge discharge groove 102, so as to push the sludge into the sludge discharge groove 102.

It will be readily appreciated that any suitable commercially available type of takeup reel 22 and cord 202 may be used. The sliding base 23 and the cross beam 211 form a guide rail structure of the sliding block 204, so that the sliding base 23 can slide along the cross beam 211, and in addition, the sliding base 23 and the hook 201 can be designed into any suitable shape.

In a possible implementation manner, a bottom plate 203 is arranged below the upright 212, and a sliding block 204 adapted to a sliding groove is arranged below the bottom plate 203; accordingly, the winder 22 is fixed to the base plate 203. In this way, the installation space of the winding machine 22 is increased by the bottom plate 203, so that the winding machine 22 with higher power can be selected, and the sludge pushing amount of the dredging shovel 24 is increased. Meanwhile, a sliding rail adaptive to the sliding block 204 can be arranged in the sliding groove, so that the sliding efficiency is improved.

The portal frame 21 can slide along the sliding chute, namely the portal frame 21 slides along the length direction of the pool body 1; and silt cleaning equipment 2 during operation, sliding seat 23 and desilting shovel 24 are along the reciprocating sliding of cell body 1's width direction, and the two probably leads to equipment to damage when moving simultaneously, especially when cell body 1 bottom silt thickness is big, consequently, can dismantle on the bottom plate 203 and be connected with locating part 3, pass through the slip of locating part 3 restriction portal frame 21 at silt cleaning equipment 2 during operation, avoid silt cleaning equipment 2 to appear the disturbance, guarantee silt cleaning equipment 2's safe handling.

In a possible implementation manner, the limiting member 3 includes a fixing plate 31, a connecting rope 32 and a counterweight 33, which are connected in sequence, and the fixing plate 31 is provided with a clamping groove adapted to the bottom plate 203; the limiting member 3 further includes a limiting bar 34 parallel to the sliding groove, and the limiting bar 34 is located at one side of the bottom plate 203, when the fixing plate 31 is connected to the bottom plate 203 through the engaging groove, the counterweight 33 can pull the bottom plate 203 to slide toward the limiting bar 34 and abut against the limiting bar 34.

During spacing, fixed plate 31 passes through the joint groove joint on bottom plate 203, and spacing strip 34 is crossed and unsettled setting to counter weight 33, and then slides and butt in spacing strip 34 to spacing strip 34 through gravity pulling bottom plate 203, then utilizes the frictional force between bottom plate 203 and the spacing strip 34 to prevent that portal frame 21 from sliding along the spout. When the gantry 21 needs to move, the limiting piece 3 is taken down.

Preferably, referring to fig. 3, the limiting strip 34 is located between the tank body 1 and the chute, the counterweight 33 passes through the limiting strip 34 and then enters the tank body 1, and the counterweight 33 falls below the fixing plate 31, so that the arrangement of a tank body structure for placing the counterweight 33 is reduced, the structure is simplified, and the cost is reduced.

Obviously, when the limiting member 3 is pulled down, a relative motion or a relative motion trend may occur between the bottom plate 203 and the slider 204, and the slider 204 is clamped in the sliding groove, a stress concentration phenomenon will occur at a contact position of the slider 204 and the surface of the tank body 1, which is not beneficial to the use of the slider 204, so that a connecting groove having a width greater than that of the slider 204 is disposed on the bottom surface of the bottom plate 203. The bottom plate 203 can move relative to the slider 204 to avoid the stress concentration phenomenon of the slider 204.

In a possible implementation manner, the fixing plate 31 is provided with a handle 35 on the surface thereof, so as to facilitate the disassembly and assembly of the limiting member 3, which helps to improve the convenience of use.

In a possible implementation manner, an anti-slip structure is arranged on the side surface of the limit strip 34 abutting against the bottom plate 203, so that the friction force between the bottom plate 203 and the limit strip 34 is improved, and the limit effect is ensured. As will be readily appreciated, non-slip features include, but are not limited to, non-slip threads, non-slip grooves, and non-slip protrusions.

In this embodiment, the winding machine 22, the sliding seat 23, the dredging shovel 24 and the hook 201 are correspondingly arranged one by one to form a dredging group, and one or two dredging groups are arranged on the gantry 21.

When only one dredging group is arranged, the total weight of the sludge cleaning equipment 2 is reduced, and the requirement on the construction of the tank body 1 is lowered; through the setting of two desilting groups, increase the clearance volume, improved cleaning efficiency, then the user can select according to the actual demand.

The following describes a specific arrangement mode when two dredging groups are provided: when two dredging groups are provided, two sides of the beam 211 are respectively provided with one dredging group, or the portal frame 21 further comprises a secondary beam parallel to the beam 211, and the beam 211 and the secondary beam are respectively provided with one dredging group. In other words, whether the secondary beam is needed to be arranged in the dredging group can be determined according to the structural strength of the cross beam 211, the total weight of the sliding seat 23 and the dredging shovel 24 and other reference factors.

Meanwhile, the two dredging groups can be arranged towards the same side wall and can also be arranged towards one side wall respectively. It should be noted that when two dredging groups are disposed toward the same sidewall, the length of the shovel 242 should be taken into consideration to avoid mutual interference when the two dredging groups are used side by side; alternatively, if the two scoops 242 are too long and partially blocked, they should be avoided being used side by side.

In this embodiment, the shovel 242 is connected to one end of the shovel handle 241, and a stopper that can abut against the hinge shaft is provided at the other end of the shovel handle 241. Namely, the limit is carried out by the baffle plate, so that the dredging shovel 24 slides along with the sliding seat 23.

Preferably, the lower portion of the shovel body 242 has an arc shape, and the arc shape is adapted to the arc of the arc transition surface 101. When the sludge on the side wall of the tank body 1 is shoveled, the shovel body 242 is attached to the arc transition surface 101 as much as possible, so that the existence of cleaning dead angles is reduced, and the cleaning effect is improved.

In this embodiment, one end of the tank body 1 is provided with a water inlet, the other end of the tank body 1 is provided with a water outlet, and the sludge discharge tank 102 is gradually inclined downwards from the water inlet to the water outlet; correspondingly, a sludge discharge port which is adapted to the sludge discharge groove 102 is arranged on the tank body 1, and a gate is further arranged at the sludge discharge port.

Obviously, when the tank body 1 is used for sedimentation, the ore waste water enters the tank body 1 from the water inlet, and meanwhile, the gate falls to seal the sludge discharge port, so that water leakage is avoided. The precipitated wastewater is discharged through a water outlet. The sludge deposited at the bottom of the tank body 1 can slide into the sludge discharge groove 102 through gravity, and when the sludge is discharged outwards through the sludge discharge groove 102, the sludge can flow outwards through gravity, which is beneficial to reducing energy consumption.

In addition, also have the silt remover that is applicable to the sedimentation tank among the prior art, the silt remover includes the rotatable pivot that sets up in the sedimentation tank and sets up in epaxial a plurality of desilting flabellum, and the rotation through the pivot drives the desilting flabellum and carries out the desilting. Compare in this silt remover, this silt cleaning equipment 2 that sedimentation tank used for grit material waste water treatment has following advantage:

one is that the silt remover is arranged in the sedimentation tank, the silt remover occupies a large space in the sedimentation tank and reduces the capacity of the sedimentation tank, and the silt cleaning equipment 2 is arranged above the tank body 1, and only part of the shovel handle 241 and the whole shovel 242 enter the tank body 1 during cleaning, so that the problems are avoided.

The silt remover have the clearance dead angle, because the desilting face is circular on the one hand, has the clearance dead angle when the sedimentation tank is non-circular, and on the other hand has the gap between desilting machine and the sedimentation tank, and the silt of gap department is difficult to the clearance, and silt cleaning equipment 2 can place the shovel body 242 in the arbitrary department between 1 bottom surface of cell body to the side, has enlarged the clearance face, and the clearance effect is better.

Finally, it should be noted that: the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sedimentation tank for wastewater treatment of sand and stone materials is characterized by comprising a tank body (1) and sludge cleaning equipment (2);

sliding grooves are formed in two sides of the tank body (1), an arc transition surface (101) is arranged between the side wall and the bottom of the tank body (1), a sludge discharge groove (102) is formed in the bottom of the tank body (1), and the bottom of the tank body (1) is gradually inclined downwards from the arc transition surface (101) and is connected with the sludge discharge groove (102);

the sludge cleaning equipment (2) comprises a portal frame (21), a winding machine (22), a sliding seat (23) and a dredging shovel (24), wherein the portal frame (21) comprises a cross beam (211) and two upright posts (212) which are respectively positioned at two ends of the cross beam (211), the cross beam (211) is also provided with a hook (201), and the lower ends of the upright posts (212) are arranged in a sliding groove in a sliding manner;

the winding machine (22) is fixedly connected with one of the upright posts (212), the sliding seat (23) is arranged on the cross beam (211) in a sliding mode and connected with the winding machine (22) through the rope body (202), the sliding seat (23) can slide along the cross beam (211) to a first direction, the winding machine (22) can pull the sliding seat (23) to slide along a second direction, and the first direction and the second direction are opposite to each other;

the sliding seat (23) is also provided with a hinged shaft, and the hinged shaft is provided with a connecting hole; the dredging shovel (24) comprises a shovel handle (241) penetrating through the connecting hole and a shovel body (242) connected with the shovel handle (241), the shovel handle (241) can be placed on the hook (201), and when the shovel body (242) is placed to the bottom of the pool body (1), the shovel handle (241) slides along the connecting hole and drives the hinged shaft to rotate.

2. A sedimentation tank for wastewater treatment of grit material as claimed in claim 1, characterized in that a bottom plate (203) is provided under the column (212), and a slide block (204) adapted to the slide groove is provided under the bottom plate (203); accordingly, the winder (22) is fixed to the base plate (203).

3. The sedimentation tank for wastewater treatment of sandstone materials as claimed in claim 2, wherein the bottom plate (203) is detachably connected with a limiting piece (3), the limiting piece (3) comprises a fixed plate (31), a connecting rope (32) and a counterweight (33) which are sequentially connected, and the fixed plate (31) is provided with a clamping groove adapted to the bottom plate (203);

the limiting part (3) further comprises a limiting strip (34) parallel to the sliding groove, the limiting strip (34) is located on one side of the bottom plate (203), and when the fixing plate (31) is connected with the bottom plate (203) through the clamping groove, the counterweight (33) can pull the bottom plate (203) to slide towards the limiting strip (34) and abut against the limiting strip (34).

4. A sedimentation tank for grit material wastewater treatment as claimed in claim 3, characterized in that the bottom surface of the bottom plate (203) is provided with a connecting groove having a width larger than the width of the sliding block (204).

5. A sedimentation tank for grit material wastewater treatment as claimed in claim 3, wherein the surface of the fixing plate (31) is provided with a handle (35), and the side of the position-limiting strip (34) abutting against the bottom plate (203) is provided with an anti-slip structure.

6. A sedimentation tank for grit material wastewater treatment as claimed in any one of claims 1 to 5, characterized in that the winding machine (22), the sliding seat (23), the dredging shovel (24) and the hook (201) are provided in one-to-one correspondence and constitute a dredging group, and one or two dredging groups are provided on the gantry (21).

7. A sedimentation tank for grit material wastewater treatment as claimed in claim 6, wherein when there are two dredging groups, one dredging group is provided on each side of the beam (211), or the gantry (21) further comprises a secondary beam parallel to the beam (211), the beam (211) and the secondary beam each being provided with a dredging group; the two dredging groups can be arranged towards the same side wall, and can also be arranged towards one side wall respectively.

8. A sedimentation tank for wastewater treatment of sandstone materials, as claimed in claim 1, wherein, one end of the shovel handle (241) is connected with the shovel body (242), and the other end of the shovel handle (241) is provided with a baffle which can be abutted against the hinged shaft.

9. A sedimentation basin for use in the treatment of grit material waste water as claimed in claim 1 or 8, characterized in that the lower part of the shovel body (242) is arc-shaped and the arc-shape is adapted to the arc of the arc transition surface (101).

10. A sedimentation tank for grit material wastewater treatment as claimed in claim 1, wherein the tank body (1) is provided with a water inlet at one end thereof, the tank body (1) is provided with a water outlet at the other end thereof, and the sludge discharge tank (102) is inclined downward from the water inlet to the water outlet; correspondingly, a sludge discharge port which is matched with the sludge discharge groove (102) is arranged on the tank body (1), and a gate is also arranged at the sludge discharge port.