CN216616182U - Desilting device for sand sediment trap - Google Patents
Desilting device for sand sediment trap Download PDFInfo
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- CN216616182U CN216616182U CN202122247988.XU CN202122247988U CN216616182U CN 216616182 U CN216616182 U CN 216616182U CN 202122247988 U CN202122247988 U CN 202122247988U CN 216616182 U CN216616182 U CN 216616182U
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Abstract
The utility model relates to a desilting device for a sand sediment trap, and belongs to the technical field of drainage and sewage disposal equipment. The device comprises a negative pressure fan (1), a storage and transportation groove (2), a seal box (3), a negative pressure air pipe (4), a high pressure air pipe (5), a suction head (6), a high pressure air pump (7) and a trolley (8), wherein the storage and transportation groove (2) is arranged on the seal box (3), the suction head (6) comprises a round connector (9), a high pressure connector (10), an upper plate (11), an outer plate (12), an inner plate (13), a double-hole nozzle (14), a lower plate (15), a skirt plate (16) and a single-hole nozzle (17), one end of the high pressure air pipe (5) is communicated with the high pressure connector (10), and the other end of the high pressure air pipe is connected with the high pressure air pump (7). The utility model has simple structure and convenient operation, greatly reduces the labor intensity of workers, has high desilting efficiency on the sediment trap, can ensure that the sediment trap keeps the function of sediment decontamination, and effectively reduces the occurrence of urban waterlogging.
Description
Technical Field
The utility model relates to a desilting device for a sand sediment trap, and belongs to the technical field of drainage and sewage disposal equipment.
Background
The sewer sand trap is used to settle solid dirt in rainwater flowing into the sewer. Rainwater on the road surface flows through the sand sediment trap, and a large amount of silt is accumulated in the sand sediment trap to form silt. The silt deposited by the sand sediment well comprises silt, fallen leaves, plastic bags, packaging belts and the like. The silt in the sand sediment trap should be cleaned in time, otherwise the sand sediment trap will lose its function. If the sand sediment trap is not cleaned in time, the excessive sludge of the sand sediment trap can cause difficulty in urban drainage and even urban waterlogging. The sand well is normally cleaned 5-8 times a year. At present, the desilting work of the sand sediment trap is mostly manually completed by tools such as shovels, the labor intensity is high, and the efficiency is low. The equipment which only sucks and removes the silt by a negative pressure or vacuum mode has an unsatisfactory effect, and the main reason is that the silt is mutually bonded and is bonded with the four walls of the desilting well and the bottom of the desilting well into a whole, so the vacuum suction effect is unsatisfactory. The desilting device for the desilting well is urgently needed to be researched and developed, the silt of the sewer desilting well can be quickly cleaned, manual desilting is replaced, and the labor intensity of workers is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a desilting device for a desilting well, which can realize quick cleaning of sludge in the desilting well of a sewer, replace manual dredging and reduce the labor intensity of workers.
The technical scheme of the utility model is as follows:
a desilting device for a sand sediment trap comprises a negative pressure fan, a storage and transportation groove, a sealing box, a negative pressure air pipe, a high pressure air pipe, a suction head, a high pressure air pump and a trolley, wherein the sealing box is a steel structure sealing box body, the storage and transportation groove is a steel structure bucket-shaped box body, the storage and transportation groove is arranged in the sealing box, the negative pressure fan is communicated with the sealing box, the suction head comprises a circular connector, a high pressure connector, an upper plate, an outer plate, an inner plate, a double-hole nozzle, a lower plate, a skirt plate and a single-hole nozzle, the four outer plates, the four inner plates, the hollow upper plate and the hollow lower plate form a hollow sealing box body with a steel structure, the sealing box body is a gas box, the hollow part is a hollow cavity, the upper plate is provided with two high pressure connectors communicated with the gas box, the upper plate is provided with a barrel-shaped circular connector communicated with the hollow cavity, the four outer plates at the lower part of the lower plate enclose the skirt plate into a cavity, the inner plate is provided with four double-hole nozzles, four diplopore nozzle horizontal symmetry sets up in the cavity intracavity, the diplopore nozzle is provided with level and perpendicular two nozzles downwards, the board is provided with round haplopore nozzle down, haplopore nozzle and gas tank intercommunication, negative-pressure air pipe one end and circular interface intercommunication, the other end stretches into in the seal box, high-pressure air pipe one end and high-pressure connector intercommunication, the other end is connected with high compression pump, negative-pressure air fan, seal box, high compression pump assembly are on the dolly.
According to the desilting device for the sand sediment well, the central axis of each row of the single-hole nozzles is parallel to the outer plate closest to the central axis, and the included angle between the central axis of each single-hole nozzle and the central axis of the hollow cavity is 20-70 degrees.
According to the desilting device for the sand sediment trap, chain strings are fixedly connected to the upper portion inside the seal box, each chain string is composed of a plurality of iron rings, and the chain strings penetrate into the upper opening of the storage and transportation groove by 200-400 mm.
According to the desilting device for the desilting well, the chain strings are wound with the flexible cloth.
According to the desilting device for the sand sediment trap, the two handles are symmetrically and fixedly connected to the upper end face of the upper plate, and the handles are made of L-shaped steel structural steel plates.
The utility model has the beneficial effects that: the utility model has simple structure and convenient operation, greatly reduces the labor intensity of workers, has high desilting efficiency on the sediment trap, can ensure that the sediment trap keeps the function of sediment decontamination, and effectively reduces the occurrence of urban waterlogging. The suction head has a square cross section, most of the cross sections of the sand sediment wells are also rectangular, and the suction head can easily suck and remove the silt in the sand sediment wells.
Drawings
FIG. 1 is a schematic view of the apparatus of the present invention;
FIG. 2 is a schematic view of a suction head of the apparatus of the present invention;
FIG. 3 is a top view of the suction head of the apparatus of the present invention;
FIG. 4 is a bottom view of the suction head of the apparatus of the present invention;
FIG. 5 is a cross-sectional view of a row of single-hole nozzles of the suction head of the device of the present invention.
Labeled as: the device comprises a negative pressure fan 1, a storage and transportation groove 2, a seal box 3, a negative pressure air pipe 4, a high pressure air pipe 5, a suction head 6, a high pressure air pump 7, a trolley 8, a round connector 9, a high pressure connector 10, an upper plate 11, an outer plate 12, an inner plate 13, a double-hole nozzle 14, a lower plate 15, an apron plate 16, a single-hole nozzle 17, a handle 18, an air box 19, a hollow cavity 20, a nozzle outer hole 21 and a chain string 31.
Detailed Description
The utility model is described in further detail below with reference to the figures and the detailed description.
As shown in the attached drawing, the desilting device for the sand sediment trap comprises a negative pressure fan 1, a storage and transportation groove 2, a seal box 3, a negative pressure air pipe 4, a high pressure air pipe 5, a suction head 6, a high pressure air pump 7 and a trolley 8, the sealing box 3 is a steel structure sealing box body, the storage and transportation groove 2 is a steel structure hopper-shaped box body, the storage and transportation groove 2 is arranged in the sealing box 3, the negative pressure fan 1 is communicated with the seal box 3, the suction head 6 comprises a circular connector 9, a high-pressure connector 10, an upper plate 11, an outer plate 12, an inner plate 13, a double-hole nozzle 14, a lower plate 15, a skirt plate 16 and a single-hole nozzle 17, the four outer plates 12, the four inner plates 13, the hollow upper plate 11 and the lower plate 15 form a hollow sealed box body of a steel structure, the sealed box body is a gas box 19, the hollow part is a hollow cavity 20, two high-pressure connectors 10 are arranged on the upper plate 11 and communicated with the gas box 19, and the upper plate 11 is provided with a barrel-shaped circular connector 9 communicated with the hollow cavity 20.
Four apron boards 16 on the outer side of the lower portion of the lower board 15 enclose a cavity, the apron boards 16 are made of rectangular steel with saw teeth, the saw teeth are used for enabling the suction head to be conveniently inserted into sludge, the suction head and the sludge can surround a closed space, smoke generated in the suction head is not prone to diffusing to the surrounding environment, and sludge particles are reduced from diffusing into the atmospheric environment. Meanwhile, because the high-pressure gas sprayed out of the suction head forms a directional vortex to generate an opposite acting force for the suction head, the zigzag structure of the skirt plate 16 can increase the acting force between the suction head 6 and the sludge and balance the reaction force generated by the high-pressure gas vortex.
Four double-hole nozzles 14 are arranged on the inner plate 13, the four double-hole nozzles 14 are horizontally and symmetrically arranged in the hollow cavity 20, and the double-hole nozzles 14 are horizontally and vertically arranged downwards. The rotation direction of the gas sprayed out by the single-hole nozzle 17 and the double-hole nozzle 14 is ensured to be consistent.
The lower part of the lower plate 15 is provided with a circle of single-hole nozzles 17, and the single-hole nozzles 17 are communicated with a gas box 19. A circle of single-orifice nozzles 17 forms a square array and the single-orifice nozzles 17 on each side of the square form a column of single-orifice nozzles. The central axis of each row of single-hole nozzles 17 is parallel to the outer plate 12 closest to the row, and the central axis of each single-hole nozzle 17 forms an included angle of 50 degrees with the central line of the hollow cavity 20.
The gas sprayed out of the single-hole nozzle 17 forms a directional rotating airflow to blow away the sludge below the single-hole nozzle 17, and meanwhile, the blown sludge can also be sucked away by a negative pressure fan along with the rotation of the rotating airflow. The silt below the suction head 6 is blown by high-pressure gas sprayed by the single-hole nozzle 17 and then is divided into independent silt squares, and the connection strength of the silt squares and the whole silt in the sand sediment well is greatly reduced, so that the silt is loosened. The sludge blown up and sucked away by the single-hole nozzle 17 gives up space, so that the whole suction head can continuously descend, and the sludge at a deeper position can be continuously sucked away.
One end of the negative pressure air pipe 4 is communicated with the circular connector 9, the other end of the negative pressure air pipe extends into the seal box 3, one end of the high pressure air pipe 5 is communicated with the high pressure connector 10, the other end of the high pressure air pipe is connected with the high pressure air pump 7, and the negative pressure fan 1, the seal box 3 and the high pressure air pump 7 are assembled on the trolley 8.
The working pressure range of the negative pressure fan 1 is 3 multiplied by 104Pa, displacement 8m3And/min. The working pressure range of the high-pressure air pump 7 is 1.2 multiplied by 106Pa, exhaust gas volume 3m3And/min. The chain strings 31 are fixedly connected to the upper portion inside the sealing box 3, each chain string 31 is composed of a plurality of iron rings, and the chain strings 31 penetrate into the upper opening 300 mm of the storage and transportation groove 2. The chain string 31 is wound with flexible cloth.
Two handles 18 of fixedly connected with are symmetrically arranged on the upper end face of the upper plate 11, and the handles 18 are L-shaped steel structural steel plates. During the dredging process, workers respectively hold the handles 18 by two hands to move the suction head 6 to a position needing dredging in the sand sediment well, and the suction head 6 is pulled out of the sand sediment well through the handles 18 after dredging is finished.
The dredging operation steps are as follows: a worker opens a well cover of the sand sediment trap, the suction head 6 is placed into the sand sediment trap through the handheld handle 18, the negative pressure fan 1 is started, the high pressure air pump 7 is started, and the suction head 6 is moved through the handheld handle 18. After sludge in the desilting well is completely sucked, the high-pressure air pump 7 is closed first, and then the negative pressure fan 1 is closed. And finally, taking out the suction head and covering the well cover.
The utility model has simple structure and convenient operation, greatly reduces the labor intensity of workers, has high desilting efficiency on the sediment trap, can ensure that the sediment trap keeps the function of sediment decontamination, and effectively reduces the occurrence of urban waterlogging. The suction head has a square cross section, most of the cross sections of the sand sediment wells are also rectangular, and the suction head can easily suck and remove the silt in the sand sediment wells.
Claims (5)
1. A desilting device for a sand sediment trap is characterized by comprising a negative pressure fan (1), a storage and transportation groove (2), a sealing box (3), a negative pressure air pipe (4), a high pressure air pipe (5), a suction head (6), a high pressure air pump (7) and a trolley (8), wherein the sealing box (3) is a steel structure sealing box body, the storage and transportation groove (2) is a steel structure bucket-shaped box body, the storage and transportation groove (2) is arranged in the sealing box (3), the negative pressure fan (1) is communicated with the sealing box (3), the suction head (6) comprises a circular connector (9), a high pressure connector (10), an upper plate (11), an outer plate (12), an inner plate (13), a double-hole nozzle (14), a lower plate (15), an apron plate (16) and a single-hole nozzle (17), and the four outer plates (12), four inner plates (13), the hollow upper plate (11) and the lower plate (15) form a hollow sealed box body with a steel structure, the sealed box body is a gas box (19), the hollow part is a hollow cavity (20), two high-pressure connectors (10) are arranged on an upper plate (11) and communicated with the gas box (19), the upper plate (11) is provided with a barrel-shaped circular connector (9) and communicated with the hollow cavity (20), four apron boards (16) on the outer side of the lower part of a lower plate (15) enclose a cavity, four double-hole nozzles (14) are arranged on an inner plate (13), the four double-hole nozzles (14) are horizontally and symmetrically arranged in the hollow cavity (20), the double-hole nozzles (14) are provided with two horizontal and vertical downward nozzles, the lower part of the lower plate (15) is provided with a circle of single-hole nozzles (17), the single-hole nozzles (17) are communicated with the gas box (19), one end of a negative-pressure air pipe (4) is communicated with the circular connector (9), the other end of the negative-pressure air pipe (4) extends into the sealed box (3), one end of the high-pressure air pipe (5) is communicated with the high-pressure connectors (10), the other end is connected with a high-pressure air pump (7), and the negative pressure fan (1), the seal box (3) and the high-pressure air pump (7) are assembled on the trolley (8).
2. A desilting apparatus for a sediment trap as defined in claim 1, wherein the central axis of each row of the single-hole nozzles (17) is parallel to the outer plate (12) nearest thereto, and the central axis of each single-hole nozzle (17) forms an angle of 20 to 70 degrees with the central axis of the hollow chamber (20).
3. The desilting device for the sand sediment well is characterized in that chain strings (31) are fixedly connected to the upper portion inside the seal box (3), each chain string (31) is composed of a plurality of iron rings, and the chain strings (31) penetrate into the upper opening of the storage and transportation groove (2) by 200-400 mm.
4. A desilting device for a sediment trap as defined in claim 3, wherein the chain string (31) is wound with a flexible cloth.
5. The desilting device for the sediment trap as claimed in claim 1, wherein two handles (18) are symmetrically and fixedly connected to the upper end surface of the upper plate (11), and the handles (18) are made of L-shaped steel plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122247988.XU CN216616182U (en) | 2021-09-16 | 2021-09-16 | Desilting device for sand sediment trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122247988.XU CN216616182U (en) | 2021-09-16 | 2021-09-16 | Desilting device for sand sediment trap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216616182U true CN216616182U (en) | 2022-05-27 |
Family
ID=81692496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122247988.XU Active CN216616182U (en) | 2021-09-16 | 2021-09-16 | Desilting device for sand sediment trap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216616182U (en) |
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2021
- 2021-09-16 CN CN202122247988.XU patent/CN216616182U/en active Active
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