CN114319489A

CN114319489A - Ecological treatment system for sludge in small and medium river channels in cities and towns

Info

Publication number: CN114319489A
Application number: CN202111564851.5A
Authority: CN
Inventors: 沈元斌; 郑达; 吕良青
Original assignee: Zhejiang Fujiang Water Resources And Hydro Power Engineering Co ltd
Current assignee: Zhejiang Fujiang Water Resources And Hydro Power Engineering Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-04-12
Anticipated expiration: 2041-12-20
Also published as: CN114319489B

Abstract

The utility model relates to a small and medium river mud ecological treatment system in cities and towns, the river course desilting, the mud pump sending, charge device, reaction unit and mud dehydration, sludge treatment device is used in the river course desilting, sludge treatment device includes the hull and installs the desilting mechanism on the hull, desilting mechanism includes the desilting base, install by cylinder driven connection in the outer slushing base at the interval on the desilting base and by motor drive pivoted initiative rotation axis, the initiative rotation axis is located one side of slushing plate, silt is mixted to the initiative rotation axis, the slushing plate promotes silt. This application passes through motor drive initiative rotation axis and rotates, makes the mud of gathering loose, promotes mud by cylinder drive slurcam this moment again, makes the promotion of mud collect the process and change going on to can improve work efficiency.

Description

Ecological treatment system for sludge in small and medium river channels in cities and towns

Technical Field

The application relates to the technical field of river channel dredging, in particular to an ecological sludge treatment system for small and medium river channels in cities and towns.

Background

When river water is transported in a river channel for a long time, sludge is precipitated to block the river channel, the transportation efficiency of the river water is influenced, the siltation of the river channel increasingly influences the normal exertion of various functions such as flood control, drainage, irrigation, water supply, navigation and the like, and in order to recover the normal functions of the river channel and promote the rapid and continuous development of the economic society, river channel dredging engineering is often required to be carried out, so that the river channel is deepened and widened through treatment, the river water is cleared, the production conditions and the living environment of the masses are obviously improved, and the aims of 'clear water, smooth river, green bank and beautiful landscape' are achieved.

At present, Chinese patent with publication number CN107915392A discloses an ecological treatment system for sludge in small and medium-sized rivers in cities and towns, which comprises five submodules of river dredging, slurry pumping, a chemical feeding device, a reaction device and slurry dewatering and solidifying, and realizes reduction, stabilization, harmless and recycling treatment of the sludge.

In view of the above-mentioned related art, the inventor believes that when channel dredging is performed, sludge is not easily cleaned due to long-term accumulation, which easily results in low channel dredging efficiency, and thus, the improvement still remains.

Disclosure of Invention

In order to solve the problem that sludge is accumulated for a long time and is difficult to clean and improve the dredging efficiency of a river channel, the application provides an ecological sludge treatment system for medium and small river channels in cities and towns.

The ecological sludge treatment system for the medium and small river channels in the towns adopts the following technical scheme:

ecological processing system of small and medium river course mud in town, including river course desilting, mud pump sending, charge device, reaction unit and mud dehydration, sludge treatment device is used in the river course desilting, sludge treatment device includes the hull and installs the desilting mechanism on the hull, desilting mechanism includes the desilting base, install by cylinder driven connection in the outer slushing base slushing plate and by motor drive pivoted initiative rotation axis on the desilting base at the interval, the initiative rotation axis is located one side of slushing plate, silt is mixted to the initiative rotation axis, slushing plate promotes silt.

Through adopting above-mentioned technical scheme, through motor drive initiative rotation axis rotation, make the mud of gathering loose, promote mud by cylinder drive slurcam this moment again, make the promotion of mud collect the process and change going on to can improve work efficiency.

Preferably, the desilting mechanism still includes the linkage rotation axis, the linkage rotation axis is installed in the one side that carries on the back with the initiative rotation axis on the desilting base, the initiative rotation axis is located the top of the output shaft of motor, the linkage rotation axis is located the below of the output shaft of motor, just the linkage rotation axis passes through the synchronous rotation of drive structure drive with the initiative rotation axis by the motor.

By adopting the technical scheme, the linkage rotating shaft arranged opposite to the driving rotating shaft is used for continuously stirring river water after the pushing plate pushes the sludge so as to stir the residual sludge to form turbid water which flows away along with the river water; the linkage rotating shaft and the active rotating shaft are respectively arranged at the upper end and the lower end of the same side of the motor, so that the same output shaft of the motor can simultaneously drive the active rotating shaft and the linkage rotating shaft to rotate, and the problem of mutual influence between the structures of the active rotating shaft and the linkage rotating shaft is avoided; on the other hand sets up the linkage rotation axis in the lower extreme, when the river course bottom is uneven, can make the mud that remains in the bottom in river course not cleared up by the push plate stir into muddy water form to it walks along with river water is changeed, reduces the deposit condition.

Preferably, the motor is a double-shaft motor with output shafts fixed at two ends; the driving rotating shaft and the linkage rotating shaft are respectively and oppositely arranged at two ends of the double-shaft motor, and the driving rotating shaft and the linkage rotating shaft at the same end of the double-shaft motor are oppositely arranged from top to bottom and extend back to back.

Through adopting above-mentioned technical scheme, set up respectively relatively in the initiative rotation axis and the linkage rotation axis at double-shaft motor both ends can improve the stirring effect to the river to promote desilting efficiency and through setting up double-shaft motor, avoid using the problem of a plurality of driving sources, resources are saved.

Preferably, the driving structure comprises a worm wheel and a worm, the worm wheel is respectively sleeved on output shafts at two ends of the double-shaft motor, and the worm is respectively fixed at one end of the driving rotating shaft and one end of the linkage rotating shaft, which are close to the worm wheel, and is meshed with the corresponding worm wheel; and the driving rotating shaft and the linkage rotating shaft are both fixed with a limiting lantern ring which is abutted against the inner side wall of the dredging base.

By adopting the technical scheme, the limiting lantern ring limits the movement of the driving rotating shaft and the linkage rotating shaft, so that the driving rotating shaft and the linkage rotating shaft are prevented from being separated from the dredging base; the synchronous rotation of the driving rotating shaft and the linkage rotating shaft driven by the same output shaft is realized by the matching of the worm and gear.

Preferably, the two sides of the pushing plate are provided with abdicating grooves, and the driving rotating shaft penetrates through the abdicating grooves; a plurality of inserted rods are fixed on the pushing plate at intervals.

By adopting the technical scheme, the receding groove is formed in the push plate, so that the driving rotating shaft can be closer to the push plate to push sludge within the pushing range, the sludge is loosened, the push plate can push the sludge more easily, and the working efficiency of dredging is improved; the inserted rod can be inserted into the sludge to achieve the purpose of assisting in loosening the sludge.

Preferably, the cylinder is fixed in the desilting base, is fixed with the dead lever on the output shaft of cylinder, outside the lateral wall of desilting base was worn to locate by the dead lever, the slurcam is fixed in on the dead lever, the interval is fixed with the stiffener that is the outer mode of expanding of a plurality of slopes and is fixed in on the slurcam between dead lever and the slurcam.

By adopting the technical scheme, the fixed rod supports the pushing plate, so that the pushing plate is more convenient to fully contact with sludge to realize the operation of pushing the sludge; the reinforcing rod strengthens the structural stability of the push plate.

Preferably, the dredging base is connected to the ship body through a connecting structure; the connecting structure comprises an extension plate, a connecting plate and a positioning plate, wherein the extension plate is relatively fixed to the upper portion of the side wall of the ship body, the connecting plate is relatively extended and fixed to the dredging base, the extension plate is matched with the corresponding connecting plate, the positioning plate is L-shaped, positioning holes are formed in the connecting plate at intervals, the positioning plate is inserted into the corresponding positioning holes in the extension plate and the connecting plate, and the bent end of the positioning plate is located in the ship body.

Through adopting above-mentioned technical scheme, spaced locating hole makes the connecting plate extension board relatively go up and down on the connecting plate to adjust the distance of the relative hull of desilting base according to the degree of depth in river course, make the equal butt of desilting base in the river course of the different degree of depth in the bottom in river course, improve sludge treatment plant's suitability.

Preferably, the corners of the bottom of the dredging base are fixed with rollers.

Through adopting above-mentioned technical scheme, the setting of gyro wheel is assisted the smooth removal of desilting base in the river course bottom.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving rotating shaft is driven by the motor to rotate, so that accumulated sludge is loosened, and the pushing plate is driven by the air cylinder to push the sludge, so that the pushing and collecting process of the sludge is easier to perform, and the working efficiency can be improved;

2. the linkage rotating shaft is arranged opposite to the driving rotating shaft and is used for continuously stirring river water after the pushing plate pushes the sludge so as to stir the residual sludge to form turbid water which flows away along with the river water; the use of the double-shaft motor reduces the number of driving sources, saves resources and avoids occupying more space; the linkage rotating shaft and the driving rotating shaft are respectively arranged at the upper end and the lower end of the same side of the double-shaft motor, so that the same output shaft of the double-shaft motor can simultaneously drive the driving rotating shaft and the linkage rotating shaft to rotate, and the problem of mutual influence between the structures of the driving rotating shaft and the linkage rotating shaft is avoided;

3. the linkage rotating shaft is arranged at the lower end of the output shaft of the double-shaft motor, when the bottom of a river channel is uneven, sludge which is remained at the bottom of the river channel and is not cleaned by the pushing plate can be stirred into a turbid water shape, so that the sludge can flow away along with river water more easily, and the deposition condition is reduced.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic illustration of a highlighted partial explosion configuration of the extension plate and connection plate cooperation of an embodiment of the present application;

FIG. 3 is a schematic view showing the installation structure of the active rotating shaft and the linkage rotating shaft in the dredging base according to the embodiment of the present application.

Description of reference numerals: 1. a sludge treatment device; 2. a hull; 21. positioning a groove; 3. a dredging mechanism; 31. a dredging base; 311. a support; 32. a push plate; 321. inserting a rod; 322. a yielding groove; 33. a driving rotating shaft; 34. a linkage rotating shaft; 4. a connecting structure; 41. an extension plate; 42. a connecting plate; 421. positioning holes; 43. positioning a plate; 5. a cylinder; 51. fixing the rod; 511. a reinforcing bar; 6. a double-shaft motor; 7. a drive structure; 71. a worm gear; 72. a worm; 8. a position-limiting lantern ring.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses ecological processing system of small and medium river course mud in cities and towns, including the river course desilting, the mud pump sending, charge device, reaction unit and mud dehydration, refer to fig. 1, sludge treatment unit 1 is used in the river course desilting, sludge treatment unit 1 includes hull 2 and installs desilting mechanism 3 on hull 2, the removal of hull 2 drives the removal of desilting mechanism 3, gather mud in same department through desilting mechanism 3, pass through steps such as mud pump sending, charge device, reaction unit and mud dehydration again, realize the minimizing, the stabilization, innoxious and resourceful ecological treatment of mud.

Referring to fig. 1, the dredging mechanism 3 comprises a dredging base 31, wherein rollers are fixed at four corners of the bottom of the dredging base 31 to assist the dredging base 31 to move at the bottom of a river channel; the dredging base 31 is connected to the hull 2 through the connecting structure 4, so that the dredging base 31 can adjust the relative position with the hull 2, and is suitable for being used in river channels with different depths.

Referring to fig. 1 and 2, the connection structure 4 includes extension plates 41 relatively fixed to upper portions of left and right sidewalls of the hull 2, connection plates 42 relatively extended and fixed to left and right sidewalls of the dredging base 31, and positioning plates 43, the connecting plates 42 on the left and right sides respectively extend to the positions close to the corresponding extending plates 41 and are matched with the extending plates 41, the positioning plate 43 is L-shaped, positioning holes 421 are arranged on the connecting plates 42 at intervals along the vertical direction, the positioning plate 43 is inserted into the corresponding positioning holes 421 on the extending plates 41 and the connecting plates 42, and the bent end of the positioning plate 43 is positioned in the hull 2, the positioning groove 21 for mounting the positioning plate 43 is arranged on the inner side walls of the hull 2 and the extension plate 41, the bent end of the positioning plate 43 is clamped in the positioning groove 21, the adjusting and fixing of the dredging base 31 are realized by inserting the positioning plate 43 into different positioning holes 421 and corresponding positions on the extending plate 41.

Referring to fig. 1 and 3, the dredging mechanism 3 further comprises a pushing plate 32 driven by the cylinder 5, the cylinder 5 is fixed in the dredging base 31, a plurality of inserting rods 321 are fixed on the side wall of the pushing plate 32 far away from the dredging base 31 at intervals, and the inserting rods 321 can be inserted into sludge to assist in loosening the sludge.

Referring to fig. 3, a fixing rod 51 is fixed on the output shaft of the cylinder 5, the fixing rod 51 is arranged outside the side wall of the dredging base 31 in a penetrating manner, and the pushing plate 32 is fixed on the fixing rod 51, so that the pushing plate 32 is more convenient to be in full contact with sludge to realize the operation of pushing the sludge; a plurality of inclined reinforcing rods 511 fixed on the pushing plate 32 in an outward expanding mode are fixed between the fixing rod 51 and the pushing plate 32 at intervals, and the reinforcing rods 511 enhance the structural stability of the pushing plate 32.

Referring to fig. 1 and 3, the dredging mechanism 3 further comprises a driving rotating shaft 33 and a linkage rotating shaft 34 which are driven by a motor and penetrate through the dredging base 31, wherein the driving rotating shaft 33 and the linkage rotating shaft 34 are arranged oppositely up and down and extend oppositely, so that the driving rotating shaft 33 is used for loosening sludge, and the linkage rotating shaft 34 positioned below can stir the sludge left after the pushing plate 32 is cleaned into a turbid water shape, so that the sludge can flow away with river water more easily, and the deposition is reduced; the driving rotation shaft 33 and the insertion rod 321 are arranged in a staggered manner, so that mutual influence of the structures is avoided.

Referring to fig. 3, the motor is a double-shaft motor 6 with output shafts fixed at both ends, a bracket 311 is fixed in the dredging base 31, the double-shaft motor 6 is positioned below the bracket 311, and the cylinder 5 is positioned above the bracket 311, so that the mounting structures of the cylinder 5 and the double-shaft motor 6 are more reasonable.

Referring to fig. 3, two sides of the pushing plate 32 are provided with receding grooves 322, the opposite driving rotating shafts 33 respectively penetrate through the receding grooves 322 on the two sides of the pushing plate 32, and the linkage rotating shafts 34 are oppositely arranged on the dredging base 31 on the side opposite to the driving rotating shafts 33.

Referring to fig. 1 and 3, the linkage rotating shaft 34 and the driving rotating shaft 33 are driven by the double-shaft motor 6 through the driving structure 7 to synchronously rotate; the driving structure 7 comprises a worm wheel 71 and a worm 72, the worm wheel 71 is respectively sleeved on output shafts at two ends of the double-shaft motor 6, and the worm 72 is respectively fixed at one end of the driving rotating shaft 33 and one end of the linkage rotating shaft 34 close to the worm wheel 71 and meshed with the corresponding worm wheel 71; the driving rotating shaft 33 and the linkage rotating shaft 34 are both fixed with a limiting lantern ring 8 which is abutted against the inner side wall of the dredging base 31, thereby limiting the movement of the driving rotating shaft 33 and the linkage rotating shaft 34 and avoiding the driving rotating shaft 33 and the linkage rotating shaft 34 from being separated from the dredging base 31; thus, when the dual-shaft motor 6 is driven, the same output shaft can drive the corresponding driving rotation shaft 33 and the linkage rotation shaft 34 to synchronously rotate under the matching of the worm wheel 71 and the worm 72.

The implementation process of the embodiment of the application is as follows:

the ship body 2 is positioned on the river channel, the position of the connecting plate 42 relative to the extending plate 41 is adjusted, then the positioning plate 43 is inserted into the corresponding positioning holes 421 on the extending plate 41 and the connecting plate 42 and positioned in the positioning groove 21, and the rollers of the dredging base 31 are adjusted and abutted against the bottom of the river channel.

When the desilting work is carried out, firstly, the double-shaft motor 6 works, the driving rotating shaft 33 and the linkage rotating shaft 34 rotate simultaneously, the driving rotating shaft 33 stirs deposited sludge to achieve the purpose of loosening, and at the moment, the double-shaft motor 6 can be suspended; then, the pushing plate 32 is driven by the air cylinder 5, the inserted rod 321 is inserted into the sludge to assist loosening, and the sludge is pushed by the pushing plate 32 to achieve the purpose of gathering; the ship body 2 moves, then the double-shaft motor 6 is continuously started, the rotating shaft 34 is linked to rotate, and river water is stirred, so that residual sludge which is not cleaned by the push plate 32 is stirred into a water shape and flows away along with the river water; along with the movement of the ship body 2, the driving rotating shaft 33 continuously stirs and deposits the sludge, so that the sludge is gathered at the same position through the circular work, and then the sludge is subjected to the steps of slurry pumping, a chemical adding device, a reaction device, slurry dewatering and the like, so that the reduction, stabilization, harmless and recycling ecological treatment of the sludge is realized.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Ecological processing system of small and medium river course mud in town, including river course desilting, mud pump sending, charge device, reaction unit and mud dehydration, its characterized in that: sludge treatment equipment (1) is used in the river course desilting, sludge treatment equipment (1) includes hull (2) and installs desilting mechanism (3) on hull (2), desilting mechanism (3) are including desilting base (31), install by cylinder (5) driven connection in the outer slushing plate (32) of desilting base (31) and by motor drive pivoted initiative rotation axis (33) on desilting base (31) at the interval, initiative rotation axis (33) are located one side of slushing plate (32), initiative rotation axis (33) mix silt, slushing plate (32) promote silt.

2. The ecological treatment system for sludge in small and medium-sized towns according to claim 1, which is characterized in that: desilting mechanism (3) still includes linkage rotation axis (34), linkage rotation axis (34) are installed in one side that carries on the back mutually with initiative rotation axis (33) on desilting base (31), initiative rotation axis (33) are located the top of the output shaft of motor, linkage rotation axis (34) are located the below of the output shaft of motor, just linkage rotation axis (34) and initiative rotation axis (33) are passed through drive structure (7) by the motor and are driven synchronous rotation.

3. The ecological treatment system for sludge in small and medium-sized towns according to claim 2, which is characterized in that: the motor is a double-shaft motor (6) with output shafts fixed at two ends; the driving rotating shaft (33) and the linkage rotating shaft (34) are respectively and oppositely arranged at two ends of the double-shaft motor (6), and the driving rotating shaft (33) and the linkage rotating shaft (34) at the same end of the double-shaft motor (6) are oppositely arranged up and down and extend back to back.

4. The ecological treatment system for sludge in small and medium-sized towns according to claim 3, which is characterized in that: the driving structure (7) comprises worm wheels (71) and worms (72), the worm wheels (71) are respectively sleeved on output shafts at two ends of the double-shaft motor (6), and the worms (72) are respectively fixed at one ends, close to the worm wheels (71), of the driving rotating shaft (33) and the linkage rotating shaft (34) and meshed with the corresponding worm wheels (71); and the driving rotating shaft (33) and the linkage rotating shaft (34) are both fixed with a limiting lantern ring (8) which is abutted against the inner side wall of the dredging base (31).

5. The ecological treatment system for sludge in small and medium-sized towns according to claim 1, which is characterized in that: the two sides of the push plate (32) are provided with abdicating grooves (322), and the active rotating shaft (33) penetrates through the abdicating grooves (322); a plurality of inserted rods (321) are fixed on the pushing plate (32) at intervals.

6. The ecological treatment system for sludge in small and medium-sized towns according to claim 1, which is characterized in that: in cylinder (5) were fixed in desilting base (31), be fixed with dead lever (51) on the output shaft of cylinder (5), outside the lateral wall of desilting base (31) was worn to locate in dead lever (51), on dead lever (51) was fixed in kickboard (32), be that the interval is fixed with a plurality of slopes expand stiffener (511) that the mode is fixed in kickboard (32) outward between dead lever (51) and kickboard (32).

7. The ecological treatment system for sludge in small and medium-sized towns according to claim 1, which is characterized in that: the dredging base (31) is connected to the ship body (2) through a connecting structure (4); the connecting structure (4) comprises an extending plate (41) relatively fixed to the upper portion of the side wall of the ship body (2), a connecting plate (42) relatively fixed to the dredging base (31) in an extending mode, and a positioning plate (43), wherein the extending plate (41) is matched with the corresponding connecting plate (42), the positioning plate (43) is L-shaped, positioning holes (421) are formed in the connecting plate (42) at intervals, the positioning plate (43) is inserted into the corresponding positioning holes (421) in the extending plate (41) and the connecting plate (42), and one bent end of the positioning plate (43) is located in the ship body (2).

8. The ecological treatment system for sludge in small and medium-sized towns according to claim 1, which is characterized in that: and rollers are fixed at the corners of the bottom of the dredging base (31).