CN112095767A - Hidden culvert dredging device and method - Google Patents
Hidden culvert dredging device and method Download PDFInfo
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- CN112095767A CN112095767A CN202010885075.8A CN202010885075A CN112095767A CN 112095767 A CN112095767 A CN 112095767A CN 202010885075 A CN202010885075 A CN 202010885075A CN 112095767 A CN112095767 A CN 112095767A
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F9/00—Arrangements or fixed installations methods or devices for cleaning or clearing sewer pipes, e.g. by flushing
- E03F9/002—Cleaning sewer pipes by mechanical means
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Abstract
The invention relates to a hidden culvert dredging device and a method, which comprise two winches arranged beside well mouths of different working wells and a dredging hopper arranged in a hidden culvert, wherein two sides of a hopper mouth of the dredging hopper are symmetrically provided with first lifting lugs, the outer wall of the bottom of the dredging hopper is provided with a second lifting lug, the first lifting lug is connected with one winch through a traction rope, the second lifting lug is connected with the other winch through the traction rope, the traction rope connected to the first lifting lug comprises a main traction rope and an auxiliary traction rope, two ends of the auxiliary traction rope are respectively connected with the two symmetrical first lifting lugs, the middle position of the auxiliary traction rope forms a rope sleeve through a rope clamp, the rope sleeve is connected with the main traction rope through a spring clamp, and the bottom of the dredging hopper is provided with a plurality of drain holes. The hidden culvert dredging device is simple to manufacture, high in applicability and high in dredging efficiency, and operators do not need to operate for a long time in the hidden culvert in the dredging operation process, so that potential safety hazards of dredging operation are reduced.
Description
Technical Field
The invention relates to the field of dredging equipment, in particular to a hidden culvert dredging device and method.
Background
In the initial stage of urban construction, in order to ensure the discharge of waste water, channels and box culverts can be dug in the road construction process, and along with the development and the transformation of cities, the cover plate can be added to the original river channel and ditch to become the hidden culverts, and because of the deficiency of early supervision, still someone discharges domestic sewage, industrial waste water and other garbage into the hidden culverts nearby in the surrounding living area and the industrial area. The solid waste that secretly contains inside siltation is of a great variety, including building rubbish such as fragment of brick, grit, cement consolidation, still includes domestic waste such as plastic bag, plastic bottle, consequently the desilting operation can't be accomplished well to conventional desilting equipment, adopts the desilting mode of manual work combination machinery mostly.
Because the dark culvert is in the covering state throughout the year, clear up fewly, in addition the dark culvert structure is ageing, and it is serious to block up, causes to fill with poisonous and harmful gas in the dark culvert, if clean up with trade, hidden danger is very big. Therefore, in order to ensure the safety of the operating personnel, the operating personnel are rotated every half hour, and before manual dredging operation, gas detection and ventilation are needed, the personnel wear protective clothing and other preparation works, so that the time and the labor are consumed, and the efficiency is low. In the operation process, harmful gas can be emitted due to the disturbance of sludge, safety accidents occur, and particularly casualty accidents often occur along with the advance of urban transformation and the development of hidden culvert dredging construction in recent years, so that irrecoverable loss and bad social influence are caused.
Although current dredging device also adopts two hoists to drag the desilting fill around and carries out the desilting operation, nevertheless the desilting fill has the problem of not durable, inefficiency, moreover because the sediment distributes inhomogeneously, and the desilting in-process desilting fill easily overturns, leads to the fill mouth slope, influences the desilting effect.
The above problems are worth solving.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a device and a method for dredging a hidden culvert.
The technical scheme of the invention is as follows:
the utility model provides a secretly contain desilting device, includes that two are located the other hoist engine of different work well heads and are located the desilting fill in secretly containing, a serial communication port, the fill mouth bilateral symmetry that the desilting was fought is equipped with first lug, the outer wall of desilting fill bottom is equipped with the second lug, first lug passes through the haulage rope and connects a hoist engine, the second lug passes through the haulage rope and connects another hoist engine, connects the haulage rope of first lug includes main haulage rope and vice haulage rope, two symmetries are connected respectively at the both ends of vice haulage rope first lug, just the intermediate position of vice haulage rope forms the fag end through the rope clip, the fag end passes through the spring card and connects main haulage rope, the desilting fill bottom is equipped with a plurality of wash ports.
Preferably, the bottom of the dredging hopper is provided with three drainage holes.
Preferably, the width of the dredging hopper is 1.2m, the height of the dredging hopper is 0.5m, and the depth of the dredging hopper is 0.5 m.
Preferably, the dredging hopper is formed by pressing a 3mm steel plate.
Preferably, the main hauling cable is a steel wire rope with the thickness of 6mm, and the auxiliary hauling cable is a steel wire rope with the thickness of 4 mm.
Preferably, the length of the auxiliary traction rope is 5 m.
The invention according to the scheme is characterized in that two pairs of first lifting lugs are symmetrically arranged on two sides of the opening of the dredging hopper, and the two first lifting lugs on the same side edge are positioned on two trisection points of the side edge.
The invention according to the scheme is characterized in that the two second lifting lugs are uniformly arranged on the vertical central axis of the outer surface of the bottom of the dredging hopper.
Preferably, the thickness of the first lifting lug and the thickness of the second lifting lug are both 6 mm.
The invention according to the scheme is characterized in that reinforcing flat irons are arranged on four sides of the opening of the dredging hopper, and the thickness of each reinforcing flat iron is 5 mm.
The invention according to the scheme is characterized by further comprising an adjustable steering mechanism, wherein the adjustable steering mechanism is fixed on the wall of the working well, and the traction rope is connected with the dredging hopper after bypassing the fixed pulley of the adjustable steering mechanism.
Furthermore, adjustable steering mechanism includes scalable thimble group and is located respectively two fixed pulleys at scalable thimble group both ends, wherein the fixed pulley protrusion that is close to the hoist engine the top edge of scalable thimble group is located the fixed pulley in the dark culvert and is kept away from the end of scalable thimble group.
Preferably, the fixed pulleys positioned in the hidden culvert are 10cm away from the horizontal ground of the hidden culvert.
Furthermore, the telescopic sleeve group comprises an outer pipe and an inner pipe sleeved in the outer pipe, and a plurality of bolt holes which are uniformly arranged are formed in the pipe walls of the outer pipe and the inner pipe.
Preferably, two adjacent pin holes are spaced by 20 cm.
Preferably, the length of the outer tube and the length of the inner tube are both 3 m.
The invention according to the scheme is characterized in that the hidden culvert dredging device further comprises a lifting machine, and the lifting machine is located between the two working wells.
Further, the hidden culvert dredging device further comprises a ventilation mechanism, a ventilation pipe of the ventilation mechanism is connected with an air blower, and the ventilation pipe enters the hidden culvert channel through a ventilation shaft.
On the other hand, the method for dredging the hidden culvert is suitable for the hidden culvert dredging device in the scheme, and is characterized by comprising the following steps of:
step 2, ventilating the hidden culvert through an air blower;
3, main hauling ropes on windlasses of two working wells bypass the adjustable steering mechanism, and the main hauling rope at one position passes through the hidden culvert through a threading device and is led to the other working well;
step 6, operating the winch to perform dredging operation;
step 7, when the dredging hopper is filled with the sludge, the hoisting machine hoists the dredging hopper and dumps the sludge on the ground;
and 8, repeating the steps 5-7 until the dredging operation is finished.
The invention according to the scheme has the advantages that:
according to the invention, the self-made dredging hopper is utilized, and the connecting structure of the traction rope to the dredging hopper is enhanced through the connecting mode of combining the main traction rope and the auxiliary traction rope, so that the dredging hopper is not turned over and the hopper opening is stable in the dredging process, and the dredging capability is increased;
the underground culvert sludge cleaning device has the advantages of simple structure, convenience in operation, strong applicability, high sludge cleaning efficiency, low cost and capability of cleaning sludge in the concealed culvert only by controlling the winch on the ground without intelligent equipment;
according to the invention, operators do not need to enter the hidden culvert in the process of completing the dredging operation, so that the potential safety hazard of the dredging operation is reduced;
furthermore, the adjustable steering mechanism adopted by the invention can change the traction direction and meet hidden culverts with different depths, and the mouth of the dredging hopper is provided with the reinforced flat iron, so that the dredging hopper is not easy to deform in the dredging process, and the dredging work can be effectively finished.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an enlarged view of region a in fig. 1.
FIG. 3 is a schematic structural view of the dredging hopper of the present invention.
Fig. 4 is a schematic view of a connection structure of the main traction rope and the auxiliary traction rope.
Fig. 5 is a front view of the dredging hopper.
Fig. 6 is a side view of the dredging hopper.
Fig. 7 is a top view of the dredging hopper.
FIG. 8 is a schematic view of the adjustable steering mechanism of the present invention.
In the figure, 1, a dredging hopper; 11. a first lifting lug; 12. a second lifting lug; 13. a drain hole; 14. reinforcing the flat iron;
21. a main hauling rope; 22. a web hauling rope; 23. rope clamping; 24. a spring clip;
31. a winch; 32. a blower; 321. a vent pipe; 33. a lifting machine; 34. a switch box; 35. a distribution box; 36. a generator;
4. an adjustable steering mechanism; 41. an outer tube; 42. an inner tube; 43. a fixed pulley;
5. a working well; 6. a ventilation shaft.
Detailed Description
For better understanding of the objects, technical solutions and effects of the present invention, the present invention will be further explained with reference to the accompanying drawings and examples. Meanwhile, the following described examples are only for explaining the present invention, and are not intended to limit the present invention.
As shown in fig. 1-4, a blind culvert dredging device, including two windlasses 31 that are located 5 different work wells beside the well head and dredging fill 1 that is located the blind culvert, two windlasses 31 connect the front and back both sides of dredging fill 1 respectively through the haulage rope, the mouth bilateral symmetry of dredging fill 1 is equipped with first lug 11, the outer wall of dredging fill 1 bottom is equipped with second lug 12, first lug 11 connects a windlass through the haulage rope, second lug 12 connects another windlass through the haulage rope, the haulage rope of connection at first lug 11 includes main haulage rope 21 and vice haulage rope 22, the first lug 11 of two symmetries is connected respectively at the both ends of vice haulage rope 22, the intermediate position of vice haulage rope 22 forms the oversleeve through cable clamp 23, oversleeve 23 connects main haulage rope 21 through spring clamp 24.
The hidden culvert dredging device also comprises an adjustable steering mechanism 4, wherein the adjustable steering mechanism 4 is fixed on the wall of a working well 5, and a traction rope is connected with the dredging hopper 1 after passing through a fixed pulley 43 of the adjustable steering mechanism 4.
As shown in fig. 4, after the auxiliary hauling rope 22 in front of the dredging bucket 1 is folded in half, the rope is clamped by the rope clamp 23, so that the auxiliary hauling rope 22 forms a rope sleeve at the middle position, and the two ends of the auxiliary hauling rope 22 are respectively connected with the two symmetrical first lifting lugs 11, thereby ensuring that the main hauling rope 21 exerts the same pulling force on the first lifting lugs at the two sides of the dredging bucket 11, and avoiding the influence on the dredging operation due to the rotation of the bucket mouth of the dredging bucket caused by the uneven stress. Therefore, the connecting structure of the traction rope to the dredging hopper is enhanced, the dredging hopper is not turned over in the dredging process, the hopper opening is stable, and the dredging capacity is improved.
The end of the auxiliary hauling cable 22 is connected with the first lifting lug 11 through a shackle, which is convenient for disassembly and assembly and is a common construction engineering connecting piece, and is not described herein. The pulling rope connected with the second lifting lug 22 only needs a main pulling rope and is connected with one second lifting lug 22 through a spring clamp 24.
As shown in fig. 5 to 7, in the present embodiment, the bottom of the dredging hopper 1 is provided with a plurality of drainage holes 13, preferably, the bottom of the dredging hopper 1 is provided with three drainage holes, the size of the drainage holes 13 is set according to actual needs, and if the silt particles in the hidden culvert are small, the small drainage holes are used, which is not limited herein. In the process of shoveling away the sludge by the dredging hopper, water in the sludge can pass through the drain hole, and the dredging hopper can be loaded with more solid sludge.
In this embodiment, two pairs of first lifting lugs 11 are symmetrically arranged on two sides of the opening of the dredging hopper 1, the two first lifting lugs 11 on the same side are positioned on two trisections of the side edge, and therefore, the first lifting lugs 11 are uniformly arranged on the same side of the dredging hopper 1, in the specific dredging operation process, one pair of first lifting lugs with different heights can be selected or a plurality of pairs of first lifting lugs can be connected, and when sludge on the bottom of a hidden culvert is hard, the lower pair of first lifting lugs is selected to increase the traction force on the bottom of the dredging hopper; when drawing the discovery of desilting fill in-process and drawing the labored, can connect simultaneously many to first lug, the pulling force of vice haulage rope is shared, avoids vice haulage rope disconnection.
In other embodiments, two or more pairs of first lifting lugs can be arranged on two sides of the opening of the dredging hopper, and two second lifting lugs 22 are uniformly arranged on the vertical central axis of the outer surface of the bottom of the dredging hopper 1, so that the requirements of traction force on different heights are met.
In this embodiment, the main hauling cable 21 is a steel cable with a thickness of 6mm, the auxiliary hauling cable 22 is a steel cable with a thickness of 4mm, and the steel cable with sufficient thickness can ensure that the steel cable is not easy to break in the dredging operation process. Since the wire ropes are not easy to be knotted, the rope clamp 23 is required to clamp the tail end of each wire rope to form a rope socket, and the operation is a conventional wire rope knotting method and is not described herein.
In this embodiment, the length of the auxiliary pulling rope 22 is 5m, and the length of the auxiliary pulling rope 22 is determined according to the size of the dredging bucket 1, so that when the dredging bucket is pulled, the included angle between two sections of the auxiliary pulling rope 22 is 30-120 degrees.
The bottom of the dredging hopper 1 is a cambered surface, the hopper opening of the dredging hopper is a square opening, reinforcing flat irons are arranged on four sides of the hopper opening, and the thickness of each reinforcing flat iron is 5 mm.
Preferably, the thickness of the first lifting lug and the thickness of the second lifting lug are both 6 mm.
Preferably, the width of the dredging hopper is 1.2m, the height of the dredging hopper is 0.5m, and the depth of the dredging hopper is 0.5 m.
Preferably, the dredging hopper is formed by pressing a 3mm steel plate.
As shown in fig. 8, the adjustable steering mechanism 4 of the present invention comprises a telescopic tube set and two fixed pulleys 43 respectively disposed at two ends of the telescopic tube set, wherein the fixed pulley 43 near the windlass 31 protrudes out of the top edge of the telescopic tube set, and the fixed pulley 43 in the dark culvert is far away from the end of the telescopic tube set. The fixed pulley 43 at the upper part protrudes out of the top edge of the telescopic sleeve pipe group, and when the traction rope passes around the fixed pulley 43 at the upper part, the traction rope can be prevented from rubbing the square pipe of the telescopic sleeve pipe group; the fixed pulley 43 below is far away from the tail end of the telescopic sleeve pipe group, so that the fixed pulley 43 can be prevented from contacting the horizontal ground of a hidden culvert, and the traction rope can smoothly move on the two fixed pulleys 43. Preferably, the fixed pulleys 43 positioned in the dark culvert are 10cm away from the horizontal ground of the dark culvert.
Further, scalable thimble group includes outer tube 41 and the inner tube 42 that embolias the outer tube, and inner tube 42 can make flexible removal in outer tube 41 to the length of adjustment scalable thimble group all is equipped with a plurality of align to grid's bolt hole 44 on the pipe wall of outer tube 41 and inner tube 42, adjusts suitable length when scalable thimble group, when satisfying the degree of depth demand of dark culvert promptly, inserts bolt accuse 44 with the bolt, fixes the relative position relation of outer tube 41 and inner tube 42. Therefore, the adjustable steering mechanism adopted by the invention not only can change the traction direction, but also can meet the hidden culverts at different depths.
In the present embodiment, two adjacent pin holes are spaced by 20cm, and the length of the outer tube 41 and the length of the inner tube 42 are both 3 m.
As shown in figure 1, in the invention, the culvert dredging device also comprises a lifting machine 33, and the lifting machine 33 is positioned between the two working wells 5. When the dredging bucket 1 pulls the sludge to the working well 5, the hook of the crane 33 pulls the dredging bucket 1 filled with the sludge up from the working well, the operator dumps the dredging bucket, and the dredging bucket is put back to continue cleaning the residual sludge in the hidden culvert.
Further, the hidden culvert dredging device also comprises a ventilation mechanism, a ventilation pipe 321 of the ventilation mechanism is connected with the air blower 32, and the ventilation pipe 321 enters the hidden culvert channel through the ventilation shaft 6. The hoist 31 and the blower 33 are provided with a switch box 34, a distribution box 35, and a generator 36 for supplying a working power and switching control. Before the desilting operation, generally need to ventilate the operation to dark culvert and handle, dark culvert is not cleared up throughout the year to the condition of inside harmful gas is unclear, and operating personnel carries out the desilting operation at the beginning, probably receives harmful gas's injury.
The invention also provides a method for dredging the hidden culvert, which is suitable for the device for dredging the hidden culvert in the scheme and is characterized by comprising the following steps of:
specifically, two working wells and ventilation shafts located beside are dug out on the ground, a winch is arranged beside each working well, a lifting machine is arranged between the two working wells, and a blower is arranged beside each ventilation shaft;
an adjustable steering mechanism is fixed on the two working well walls, and one end of the fixed pulley, which protrudes out of the edge of the telescopic sleeve pipe group, faces upwards, while the other end faces downwards.
Step 2, ventilating the hidden culvert through an air blower;
specifically, the ventilation pipe is connected with the air blower and extends into the hidden culvert, the air blower is turned on to ventilate the hidden culvert, the personnel are scattered, and the ventilation pipe is closed after the ventilation operation is carried out for 15-30 minutes.
3, main hauling ropes on windlasses of two working wells bypass the adjustable steering mechanism, and the main hauling rope at one position passes through the hidden culvert through a threading device and is led to the other working well;
step 6, operating the winch to perform dredging operation;
specifically, by means of the interphone, after one party conducting paying-off loosens the traction rope, one party conducting taking-up is conducted to tighten the traction rope and drag the dredging hopper, and the dredging hopper moves and scrapes sediments.
Step 7, when the dredging hopper is filled with the sludge, the hoisting machine hoists the dredging hopper and dumps the sludge on the ground;
and 8, repeating the steps 5-7 until the dredging operation is finished.
In conclusion, the hidden culvert dredging device is simple to manufacture, high in applicability and high in dredging efficiency, and can clean more than 95% of sediments in the hidden culvert; the invention adopts the winch control, does not need intelligent equipment and has low cost; in the operation process, operators do not need to operate for a long time in a hidden culvert, and the potential safety hazard of dredging operation is reduced.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a secretly contain desilting device, includes that two are located the other hoist engine of different work well heads and are located the desilting fill in secretly containing, a serial communication port, the fill mouth bilateral symmetry that the desilting was fought is equipped with first lug, the outer wall of desilting fill bottom is equipped with the second lug, first lug passes through the haulage rope and connects a hoist engine, the second lug passes through the haulage rope and connects another hoist engine, connects the haulage rope of first lug includes main haulage rope and vice haulage rope, two symmetries are connected respectively at the both ends of vice haulage rope first lug, just the intermediate position of vice haulage rope forms the fag end through the rope clip, the fag end passes through the spring card and connects main haulage rope, the desilting fill bottom is equipped with a plurality of wash ports.
2. The culvert dredging device of claim 1, wherein two pairs of first lifting lugs are symmetrically arranged on two sides of the mouth of the dredging hopper, and the two first lifting lugs on the same side edge are positioned on two trisections of the side edge.
3. The culvert dredging device of claim 1, wherein two second lifting lugs are uniformly arranged on a vertical central axis of the outer surface of the bottom of the dredging hopper.
4. The dark culvert dredging device of claim 1, wherein the four sides of the mouth of the dredging hopper are provided with reinforced flat irons, and the thickness of the reinforced flat irons is 5 mm.
5. The hidden culvert dredging device of claim 1, further comprising an adjustable steering mechanism, wherein the adjustable steering mechanism is fixed on the wall of the working well, and the traction rope is connected with the dredging hopper after passing through a fixed pulley of the adjustable steering mechanism.
6. The culvert dredging device of claim 5, wherein the adjustable steering mechanism comprises a telescopic sleeve pipe set and two fixed pulleys at two ends of the telescopic sleeve pipe set, wherein the fixed pulley close to the winch protrudes out of the top end edge of the telescopic sleeve pipe set, and the fixed pulley in the culvert is far away from the tail end of the telescopic sleeve pipe set.
7. The culvert dredging device of claim 6, wherein the telescopic sleeve set comprises an outer pipe and an inner pipe sleeved in the outer pipe, and a plurality of bolt holes are uniformly arranged on the pipe walls of the outer pipe and the inner pipe.
8. The culvert dredging device of claim 1, further comprising a trolley, wherein the trolley is positioned between the two working shafts.
9. The culvert dredging device of claim 8, further comprising a ventilation mechanism, wherein a ventilation pipe of the ventilation mechanism is connected with a blower, and the ventilation pipe extends into the culvert channel through a ventilation shaft.
10. A method for dredging a hidden culvert, which is suitable for the device according to any one of claims 1-9, and is characterized by comprising the following steps:
step 1, early-stage preparation work, which comprises the arrangement of a working well, a ventilation shaft, a blower, a winch, an adjustable steering mechanism and a lifting machine;
step 2, ventilating the hidden culvert through an air blower;
3, main hauling ropes on windlasses of two working wells bypass the adjustable steering mechanism, and the main hauling rope at one position passes through the hidden culvert through a threading device and is led to the other working well;
step 4, two sides of a first lifting lug of the dredging hopper are respectively connected with two ends of an auxiliary traction rope, the middle of the auxiliary traction rope forms a rope sleeve through a rope clamp, and a main traction rope of one winch is connected to the rope sleeve of the auxiliary traction rope through a spring clamp; a second lifting lug of the dredging hopper is connected with a main traction rope of another winch;
step 5, placing the dredging hopper into the culvert;
step 6, operating the winch to perform dredging operation;
step 7, when the dredging hopper is filled with the sludge, the hoisting machine hoists the dredging hopper and dumps the sludge on the ground;
and 8, repeating the steps 5-7 until the dredging operation is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010885075.8A CN112095767A (en) | 2020-08-28 | 2020-08-28 | Hidden culvert dredging device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010885075.8A CN112095767A (en) | 2020-08-28 | 2020-08-28 | Hidden culvert dredging device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113882448A (en) * | 2021-09-24 | 2022-01-04 | 中交第一公路勘察设计研究院有限公司 | Method for dredging channel box culvert/hidden culvert |
-
2020
- 2020-08-28 CN CN202010885075.8A patent/CN112095767A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113882448A (en) * | 2021-09-24 | 2022-01-04 | 中交第一公路勘察设计研究院有限公司 | Method for dredging channel box culvert/hidden culvert |
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