CN216946453U - Sand suction device for aeration grit chamber - Google Patents
Sand suction device for aeration grit chamber Download PDFInfo
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- CN216946453U CN216946453U CN202220806317.4U CN202220806317U CN216946453U CN 216946453 U CN216946453 U CN 216946453U CN 202220806317 U CN202220806317 U CN 202220806317U CN 216946453 U CN216946453 U CN 216946453U
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- sand
- grit chamber
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- discharge channel
- sand discharge
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model discloses a sand suction device for an aeration grit chamber, which comprises a driving module, a moving platform, a sand pump, a chain wheel transmission assembly, a guide rail, a sand suction pipe, a sand discharge channel and a mounting platform, wherein the driving module is arranged on the moving platform; the chain wheel transmission assembly comprises a transmission gear and a transmission chain; the driving module comprises a driving motor, a driving chain and a transmission rod; the sand discharge channel is arranged close to the inner wall of the right side of the aeration grit chamber, and the sand discharge channel extending along the front-back direction is communicated with the outside; the sand pump is arranged on the movable platform, the input end of the sand pump is communicated with the top end of the sand suction pipe, the bottom end of the sand suction pipe is positioned at the bottom surface of the aeration grit chamber and close to the inner wall of the right side of the aeration grit chamber, and the output end of the sand pump is movably erected and communicated above the sand discharge channel; the driving motor is arranged on the top surface of the aeration grit chamber; the driving motor drives the driving chain and drives the moving platform to reciprocate between two transmission gears which are arranged at intervals in the front and the back, and the sand pump pumps and conveys the silt at the bottom of the right side of the aeration grit chamber to the sand discharge channel.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a sand suction device for an aeration grit chamber.
Background
In the water quality purification treatment of municipal sewage, an aeration grit chamber is needed to carry out sludge-sand filtration and aerobic deodorization pretreatment on the sewage.
The prior art adopts the sand scraping plate to promote the silt particle of aeration sand scraping pool bottom to aeration sand scraping pool one side, and rethread sand removal pond filters, because the silt particle that contains in the sewage is more, and the thickness of deposit in the bottom of aeration grit chamber is great, leads to the sand scraping plate to break easily, and the drive arrangement who drives the sand scraping plate also harms easily, and then leads to the continuous operation of the quality of water purification of sewage to receive serious influence.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a sand suction device for an aerated grit chamber, which is not affected by the thickness of the sand at the bottom of the aerated grit chamber and has the advantage of continuous operation.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a sand suction device for an aeration grit chamber comprises a driving module, a moving platform, a sand pump, a chain wheel transmission assembly, a guide rail, a sand suction pipe, a sand discharge channel and a mounting platform; the chain wheel transmission assembly comprises a transmission gear and a transmission chain; the driving module comprises a driving motor, a driving chain and a transmission rod;
the sand discharge channel is arranged close to the inner wall of the right side of the aeration grit chamber, and the sand discharge channel extending along the front-back direction is communicated with the outside;
the two mounting platforms which are spaced left and right are arranged close to the right side of the sand discharge channel, the transmission gears are mounted at the front end and the rear end of each mounting platform, the transmission chains are mounted on the outer side surfaces of the two transmission gears which are spaced front and rear, and the transmission chains are in meshing transmission with the transmission gears; the bottom parts of the left side and the right side of the moving platform are respectively and slidably arranged above the two guide rails, and the front end and the rear end of each guide rail are respectively close to the front inner wall and the rear inner wall of the aerated grit chamber; the sand pump is arranged on the movable platform, the input end of the sand pump is communicated with the top end of the sand suction pipe, the bottom end of the sand suction pipe is positioned on the bottom surface of the aeration grit chamber and close to the right inner wall of the aeration grit chamber, and the output end of the sand pump is movably erected and communicated above the sand discharge channel;
the driving motor is installed on the top surface of the aeration grit chamber, the output end of the driving motor is in transmission connection with the upper end of the driving chain, the lower end of the driving chain is installed in the middle of the transmission rod, the lower end of the driving chain is in transmission connection with the transmission rod, the left end and the right end of the transmission rod are in transmission connection with the two transmission gears at the front end respectively, and the two sides of the moving platform are fixedly connected with the two transmission chains respectively.
Further, the device also comprises a steering switch;
the steering switches are arranged above the front end and the rear end of the guide rail, are positioned between the transmission gear and the moving platform and are in signal connection with the driving motor;
when the mobile platform is in contact with the steering switch, the steering switch is triggered and sends a signal to the driving motor, and the driving motor switches the rotating direction.
Further, the bottom surface of the aeration grit chamber is an inclined surface with a high left side and a low right side.
Furthermore, the sand discharging pipe is also included;
the sand discharge pipe is arranged on one side of the sand pump close to the sand discharge channel, the input end of the sand discharge pipe is communicated with the output end of the sand pump, and the output end of the sand discharge pipe is suspended above the sand discharge channel;
the sand discharge pipe moves back and forth between the front inner wall and the rear inner wall of the aeration grit chamber along with the sand pump.
Furthermore, a pulley and a rotating shaft are arranged at the bottom of the mobile platform;
the two rotating shafts are respectively arranged close to the front edge and the rear edge of the bottom surface of the moving platform, the axis line of the rotating shafts is vertical to the extending direction of the guide rail, and the two pulleys are respectively and rotatably arranged at the left end and the right end of the rotating shafts;
the top surface of the guide rail is provided with a guide groove with an upward notch and extending along the front-back direction, and the bottom surface of the pulley is abutted against the bottom surface of the guide groove.
Furthermore, the sand discharge channel is obliquely arranged, and the lowest point of the sand discharge channel is an output end.
Furthermore, the bottom end of the sand suction pipe is a hose, and the bottom end of the sand suction pipe is in soft contact with the bottom surface of the aeration grit chamber.
The technical scheme of the utility model has the beneficial effects that: the sand suction device for the aeration grit chamber is characterized in that a driving motor drives a driving chain and drives a transmission rod to rotate, then the transmission gear drives the transmission chain to rotate, so that a moving platform is driven to reciprocate between two transmission gears which are spaced at the front and back, a sand suction pump and a sand suction pipe are driven to reciprocate between the front inner wall and the rear inner wall of the aeration grit chamber, the sand suction pump sucks sand gathered at the bottom of the right side of the aeration grit chamber and conveys the sand to a sand discharge channel to be discharged to the outside, the operation of the sand suction pump and the sand suction pipe is not influenced by the thickness of the sand at the bottom of the aeration grit chamber, and the sand suction device of the aeration grit chamber can keep continuous operation.
Drawings
FIG. 1 is a layout view of one embodiment of a sand suction device for an aerated grit chamber of the present invention;
FIG. 2 is a front view layout of the embodiment of FIG. 1;
fig. 3 is a partially enlarged view of a portion a in fig. 2;
wherein: an aeration grit chamber 1; a drive module 2; a mobile platform 3; a sand pump 4; a sprocket drive assembly 5; a guide rail 6; a sand discharge pipe 7; a sand suction pipe 8; a sand discharge channel 9; a mounting platform 10; a steering switch 11; a drive motor 21; a drive chain 22; a transmission rod 23; a pulley 31; a rotating shaft 32; a transmission gear 51; a drive chain 52; a guide groove 61.
Detailed Description
The technical solution of the present invention is further illustrated by the following embodiments in conjunction with the accompanying fig. 1-3.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, so to speak, as communicating between the 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.
In the description of the present invention, it is to be understood that the directions or positional relationships indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the directions or positional relationships shown in the drawings, and are for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
A sand suction device for an aeration grit chamber comprises a driving module 2, a moving platform 3, a sand pump 4, a chain wheel transmission assembly 5, a guide rail 6, a sand suction pipe 8, a sand discharge channel 9 and a mounting platform 10; the chain wheel transmission assembly 5 comprises a transmission gear 51 and a transmission chain 52; the driving module 2 comprises a driving motor 21, a driving chain 22 and a transmission rod 23;
the sand discharge channel 9 is arranged close to the inner wall of the right side of the aeration grit chamber 1, and the sand discharge channel 9 extending along the front-back direction is communicated with the outside;
the two mounting platforms 10 which are spaced from each other at left and right are arranged close to the right side of the sand discharge channel 9, the transmission gears 51 are mounted at the front end and the rear end of each mounting platform 10, the transmission chains 52 are mounted on the outer side surfaces of the two transmission gears 51 which are spaced from each other at front and rear, and the transmission chains 52 are in meshing transmission with the transmission gears 51; the bottom parts of the left side and the right side of the mobile platform 3 are respectively and slidably mounted above the two guide rails 6, and the front end and the rear end of each guide rail 6 are respectively close to the front inner wall and the rear inner wall of the aerated grit chamber 1; the sand pump 4 is arranged on the movable platform 3, the input end of the sand pump 4 is communicated with the top end of the sand suction pipe 8, the bottom end of the sand suction pipe 8 is positioned at the bottom surface of the aeration grit chamber 1 and is close to the inner wall of the right side of the aeration grit chamber 1, and the output end of the sand pump 4 is movably erected and communicated above the sand discharge channel 9;
the driving motor 21 is installed on the top surface of the aerated grit chamber 1, the output end of the driving motor 21 is in transmission connection with the upper end of the driving chain 22, the lower end of the driving chain 22 is installed in the middle of the transmission rod 23, the lower end of the driving chain 22 is in transmission connection with the transmission rod 23, the left end and the right end of the transmission rod 23 are in transmission connection with the two transmission gears 51 at the front end respectively, and two sides of the mobile platform 3 are fixedly connected with the two transmission chains 52 respectively.
As shown in fig. 1 to 3, in the sand suction device for an aeration grit chamber according to the present invention, a driving motor 21 drives a driving chain 22 and drives a driving rod 23 to rotate, and then drives a driving chain 52 to rotate through a driving gear 51, so as to drive a moving platform 3 to reciprocate between two driving gears 51 spaced back and forth, and further drive a sand suction pump 4 and a sand suction pipe 8 to reciprocate between the front and back inner walls of the aeration grit chamber 1, the sand suction pump 4 sucks the sand accumulated at the bottom of the right side of the aeration grit chamber 1 and conveys the sand to a sand discharge channel 9 to discharge the sand to the outside, the operation of the sand suction pump 4 and the sand suction pipe 8 is not affected by the thickness of the sand at the bottom of the aeration grit chamber 1, and the sand suction device of the aeration grit chamber can keep continuous operation.
Further, a steering switch 11 is also included;
the steering switches 11 are arranged above the front end and the rear end of the guide rail 6, the steering switches 11 are positioned between the transmission gear 51 and the moving platform 3, and the steering switches 11 are in signal connection with the driving motor 21;
when the mobile platform 3 contacts the steering switch 11, the steering switch 1 is triggered and sends a signal to the driving motor 21, and the driving motor 21 switches the rotation direction.
As shown in figure 1, the stroke of the movement of the mobile platform 3 in the front and back direction is limited by two steering switches 11, and the driving motor 21 is switched to rotate by the steering switches 1, so that the mobile platform 3 reciprocates between the front and back inner walls of the aeration grit chamber 1, and the purpose of circularly pumping the silt between the front and back inner walls of the aeration grit chamber 1 is achieved by the sand pumping pump 4.
Further, the bottom surface of the aeration grit chamber 1 is an inclined surface with a high left and a low right.
In the embodiment shown in fig. 2, the bottom surface of the aeration grit chamber 1 is set to be an inclined surface with a high left and a low right, so that the silt on the bottom surface of the aeration grit chamber 1 can slide down and gather on the right side of the bottom of the aeration grit chamber 1 under the action of gravity, thereby not only preventing the aeration pipe laid on the bottom surface of the aeration grit chamber 1 from being covered by the silt to affect the sewage aeration treatment effect, but also maintaining the operation effect of the silt suction device for sucking the silt.
Furthermore, the sand discharging pipe 7 is also included;
the sand discharge pipe 7 is arranged on one side of the sand pump 4 close to the sand discharge channel 9, the input end of the sand discharge pipe 7 is communicated with the output end of the sand pump 4, and the output end of the sand discharge pipe 7 is suspended above the sand discharge channel 9;
the sand discharge pipe 7 moves back and forth between the front inner wall and the rear inner wall of the aeration grit chamber 1 along with the sand pump 4.
As shown in fig. 1 and 2, the sand discharge pipe 7 suspended above the sand discharge channel 9 follows the sand pump 4, so that the sand and mud sucked by the sand pump 4 from the bottom of the aeration grit chamber 1 can be timely conveyed to the sand discharge channel 9 and discharged to the outside.
Further, a pulley 31 and a rotating shaft 32 are arranged at the bottom of the moving platform 3;
the two rotating shafts 32 are respectively arranged near the front edge and the rear edge of the bottom surface of the moving platform 3, the axis line of the rotating shafts 32 is vertical to the extending direction of the guide rail 6, and the two pulleys 31 are respectively and rotatably arranged at the left end and the right end of the rotating shafts 32;
the top surface of the guide rail 6 is provided with a guide groove 61 with an upward notch and extending along the front-back direction, and the bottom surface of the pulley 31 is abutted against the bottom surface of the guide groove 61.
As shown in fig. 1 and 2, the bottom of the mobile platform 3 is provided with the pulley 31, so that the load of the driving motor 21 driving the mobile platform 3 can be reduced, and the mobile platform 3 slides in the guide groove 61 with better smoothness.
Further, the sand discharge channel 9 is obliquely arranged, and the lowest point of the sand discharge channel 9 is an output end.
The sand discharge channel 9 in the embodiment shown in fig. 1 is low in the front and high in the back, and under the action of gravity and the impact of water output by the sand suction pump 2, silt in the sand discharge channel 9 which is obliquely arranged can rapidly slide to the output end of the sand discharge channel 9, so that silt in the sand discharge channel 9 is avoided, and the operation failure of the sand suction device is further avoided.
Further, the bottom end of the sand suction pipe 8 is a hose, and the bottom end of the sand suction pipe 8 is in soft contact with the bottom surface of the aeration grit chamber 1.
The bottom end of the sand suction pipe 8 shown in fig. 1 and 2 is in soft contact with the bottom surface of the aerated grit chamber 1, so that the obstruction of hard objects can be avoided, the effect of sucking the silt can be ensured, and the bottom surface of the aerated grit chamber 1 and the aeration pipes laid on the bottom surface of the aerated grit chamber 1 can be prevented from being scratched.
In summary, according to the embodiment of the present invention shown in fig. 1-3, the driving motor 21 drives the driving chain 22 and drives the driving rod 23 to rotate, and then drives the driving chain 52 to rotate through the driving gear 51, so as to drive the moving platform 3 to reciprocate between the two driving gears 51 spaced back and forth, and further drive the sand pump 4 and the sand suction pipe 8 to reciprocate between the front and rear inner walls of the aerated grit chamber 1, the sand pump 4 pumps the sand accumulated at the bottom of the right side of the aerated grit chamber 1 and conveys the sand to the sand discharge channel 9 to discharge the outside, the operation of the sand pump 4 and the sand suction pipe 8 is not affected by the thickness of the sand at the bottom of the aerated grit chamber 1, and the sand suction device of the aerated grit chamber can keep continuously operating.
The technical principles of the present invention have been described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the utility model and should not be construed in any way as limiting the scope of the utility model. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive step, and these embodiments will fall within the scope of the present invention.
Claims (7)
1. A sand suction device for an aeration grit chamber is characterized by comprising a driving module, a moving platform, a sand pump, a chain wheel transmission assembly, a guide rail, a sand suction pipe, a sand discharge channel and a mounting platform; the chain wheel transmission assembly comprises a transmission gear and a transmission chain; the driving module comprises a driving motor, a driving chain and a transmission rod;
the sand discharge channel is arranged close to the inner wall of the right side of the aeration grit chamber, and the sand discharge channel extending along the front-back direction is communicated with the outside;
the two mounting platforms which are spaced left and right are arranged close to the right side of the sand discharge channel, the transmission gears are mounted at the front end and the rear end of each mounting platform, the transmission chains are mounted on the outer side surfaces of the two transmission gears which are spaced front and rear, and the transmission chains are in meshing transmission with the transmission gears; the bottom parts of the left side and the right side of the moving platform are respectively and slidably arranged above the two guide rails, and the front end and the rear end of each guide rail are respectively close to the front inner wall and the rear inner wall of the aeration grit chamber; the sand pump is arranged on the movable platform, the input end of the sand pump is communicated with the top end of the sand suction pipe, the bottom end of the sand suction pipe is positioned on the bottom surface of the aeration grit chamber and close to the right inner wall of the aeration grit chamber, and the output end of the sand pump is movably erected and communicated above the sand discharge channel;
the driving motor is installed on the top surface of the aeration grit chamber, the output end of the driving motor is in transmission connection with the upper end of the driving chain, the lower end of the driving chain is installed in the middle of the transmission rod, the lower end of the driving chain is in transmission connection with the transmission rod, the left end and the right end of the transmission rod are in transmission connection with the two transmission gears at the front end respectively, and the two sides of the moving platform are fixedly connected with the two transmission chains respectively.
2. The sand suction device for an aerated grit chamber as claimed in claim 1, further comprising a turn switch;
the steering switches are arranged above the front end and the rear end of the guide rail, are positioned between the transmission gear and the moving platform and are in signal connection with the driving motor;
when the mobile platform is in contact with the steering switch, the steering switch is triggered and sends a signal to the driving motor, and the driving motor switches the rotating direction.
3. The sand suction device for an aerated grit chamber as claimed in claim 1, wherein the bottom surface of the aerated grit chamber is an inclined surface with a high left and a low right.
4. The sand suction device for an aerated grit chamber as claimed in claim 1, further comprising a sand discharge pipe;
the sand discharge pipe is arranged on one side of the sand pump close to the sand discharge channel, the input end of the sand discharge pipe is communicated with the output end of the sand pump, and the output end of the sand discharge pipe is suspended above the sand discharge channel;
the sand discharge pipe moves back and forth between the front inner wall and the rear inner wall of the aeration grit chamber along with the sand pump.
5. The sand suction device for an aerated grit chamber as claimed in claim 1, wherein the bottom of the moving platform is provided with pulleys and a rotating shaft;
the two rotating shafts are respectively arranged close to the front edge and the rear edge of the bottom surface of the moving platform, the axis line of the rotating shafts is vertical to the extending direction of the guide rail, and the two pulleys are respectively and rotatably arranged at the left end and the right end of the rotating shafts;
the top surface of the guide rail is provided with a guide groove with an upward notch and extending along the front-back direction, and the bottom surface of the pulley is abutted against the bottom surface of the guide groove.
6. The sand suction device for an aerated grit chamber as claimed in claim 1, wherein the sand discharge channel is disposed obliquely, and the lowest point of the sand discharge channel is an output end.
7. The sand suction device for an aerated grit chamber as claimed in claim 1, wherein the bottom end of the sand suction pipe is a hose, and the bottom end of the sand suction pipe is in soft contact with the bottom surface of the aerated grit chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220806317.4U CN216946453U (en) | 2022-04-08 | 2022-04-08 | Sand suction device for aeration grit chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220806317.4U CN216946453U (en) | 2022-04-08 | 2022-04-08 | Sand suction device for aeration grit chamber |
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| Publication Number | Publication Date |
|---|---|
| CN216946453U true CN216946453U (en) | 2022-07-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220806317.4U Active CN216946453U (en) | 2022-04-08 | 2022-04-08 | Sand suction device for aeration grit chamber |
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| CN (1) | CN216946453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116440587A (en) * | 2023-04-19 | 2023-07-18 | 南京南蓝环保产业有限公司 | Sand sucking machine |
-
2022
- 2022-04-08 CN CN202220806317.4U patent/CN216946453U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116440587A (en) * | 2023-04-19 | 2023-07-18 | 南京南蓝环保产业有限公司 | Sand sucking machine |
| CN116440587B (en) * | 2023-04-19 | 2023-11-10 | 南京南蓝环保产业有限公司 | Sand sucking machine |
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