CN213741536U

CN213741536U - Dredging and deslagging device for hydraulic and hydroelectric engineering

Info

Publication number: CN213741536U
Application number: CN202021174666.6U
Authority: CN
Inventors: 刘婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-07-20
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a sediment removal dross removal mechanism for hydraulic and hydroelectric engineering, including the sediment removal device body, directional pulley, the silt case, the discharge gate, the dirty sand pump, the feed inlet, the absorption pipeline, first motor, the head rod, the second motor, the second connecting rod, the articulated elements, the bracing piece, the slagging-off sword, support spring part, the water conservancy pipeline, first gear, the second gear, first pivot, driving belt, the second pivot, the third gear, the teeth of a cogwheel array, second sheet metal, L type sheet metal, the pulley, the fretwork pipeline, the support frame, spacing through-hole, the spout, wash the structure, the inlet tube, first aqueduct, first about pipe, the first hydroecium, the second aqueduct, the about pipe of second hydroecium, be responsible for, coaxial firm ring, the fixed screw, sealed lid, waterproof sealing washer, fixed buckle, vice nozzle and main nozzle. The utility model discloses can erode the plug effectively so that continue desilting slagging-off work, avoid the step of cleaning device desilting again behind the pause work.

Description

Dredging and deslagging device for hydraulic and hydroelectric engineering

Technical Field

The utility model relates to a sediment removal device specifically is a sediment removal dross removal mechanism for hydraulic and hydroelectric engineering belongs to clearance utensil technical field.

Background

The sediment and silt deposit condition of different degrees exist in various hydraulic and hydroelectric engineering, if not in time handle and will appear the river course jam, lead to some hydraulic facilities to scrap, in case flood situation takes place, will produce serious consequence and loss, restrict water resource comprehensive utilization, aggravate the water environment and worsen, consequently, need carry out periodic desilting to each hydraulic engineering, it is very necessary to promote work efficiency to existing desilting device and improve.

Because silt dregs in the pipelines of hydraulic and hydroelectric engineering such as reservoirs are in a humid environment for a long time and breed bacteria and fungi, then strong smell can be generated in the pipelines, besides the unpleasant taste, biogas generated by putrefactive substances and other toxic and harmful gases to human bodies have great probability, so that the long-time dredging work caused by large workload can not be forcefully cleaned by human bodies, and a dredging device which is flexible enough and can be matched with various pipeline calibers is needed to carry out dredging and deslagging on the pipelines, and meanwhile, a dredging structure is needed when the device is blocked by silt impurities. Therefore, to above-mentioned problem provide a sediment removal dross removal mechanism for hydraulic and hydroelectric engineering.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a sediment removal dross removal mechanism for hydraulic and hydroelectric engineering in order to solve above-mentioned problem.

The utility model realizes the purpose through the following technical proposal, and the dredging and deslagging device for the hydraulic and hydroelectric engineering comprises a dredging device body, a discharge hole, a water conservancy pipeline, a cleaning structure and a shift structure;

the dredging device comprises a dredging device body, wherein a plurality of directional pulleys which are uniformly distributed are mounted on the lower surface of the dredging device body, a sludge box is mounted inside the dredging device body, a discharge port is embedded in the right side surface of the sludge box and is sleeved at the output end of a sand-sewage pump, a feed port is sleeved at the input end of the sand-sewage pump, an absorption pipeline is sleeved at the other end of the feed port, a flushing structure is mounted in the absorption pipeline on the outer side wall of the feed port, a first motor is mounted on the upper surface of the dredging device body, a first connecting rod is sleeved at the output end of the first motor, and a shifting structure is mounted at the other end of the first connecting rod;

the shifting structure comprises a first gear, a second gear, a first rotating shaft, a transmission belt, a second rotating shaft, a third gear, a gear tooth array, a second metal plate, an L-shaped metal plate and pulleys, wherein a first connecting rod is arranged at the central position of the first gear in a penetrating way, the second gear is arranged in a meshing way by the first gear, the central position of the second gear is fixedly connected with the first rotating shaft, the first rotating shaft is connected with the second rotating shaft in a transmission way by the transmission belt, the second rotating shaft is fixedly connected at the central position of the third gear, the gear tooth array is arranged below the third gear in a meshing way, the gear tooth array is arranged on the upper surface of the second metal plate, the lower surface of the second metal plate is provided with two pulleys, the lower surface of each pulley is attached to the upper surface of the hollow pipeline, the L-shaped metal plate is arranged between the two pulleys, and the top end of the L-shaped metal plate is fixedly connected to the lower surface of the second metal plate, the other end of the L-shaped metal plate is fixedly connected with a cleaning structure, and the L-shaped metal plate is clamped and installed on the support frame;

the cleaning structure comprises a second motor, a second connecting rod, an articulated piece, two supporting rods, two deslagging edges and a supporting spring part, wherein the second connecting rod is sleeved at the output end of the second motor, the left end of the second connecting rod is connected with the two supporting rods through the articulated piece, the supporting spring part is fixedly connected between the two supporting rods, the deslagging edges are respectively installed at the left ends of the two supporting rods, and the two deslagging edges are respectively and tightly attached to the surface of the inner wall of the water conservancy pipeline;

the flushing structure comprises a main pipe, a coaxial stabilizing ring, a fixing screw, a sealing cover, a waterproof sealing ring, a fixing buckle, an auxiliary nozzle, a main nozzle, a water inlet pipe, a first water guide pipe, a first constraint pipe, a first water chamber, a second water guide pipe, a second constraint pipe and a second water chamber, wherein the coaxial stabilizing ring is sleeved at the left end of the main pipe, the fixing screw is embedded and installed on the left surface of the coaxial stabilizing ring, the fixing buckle is welded on the coaxial stabilizing ring, the sealing cover is sleeved at the right end of the main pipe, the waterproof sealing ring is installed on the sealing cover, the auxiliary nozzle and the main nozzle are arranged on the surface of the main pipe, the water inlet pipe is installed inside the left end of the main pipe, the first water chamber is arranged below the auxiliary nozzle, the first constraint pipe is connected to the left end of the first water chamber, the first water guide pipe is connected to the left end of the first constraint pipe, the second water chamber is arranged below the main nozzle, the left of second hydroecium is connected with the about pipe of second, the left end of the about pipe of second is connected with the second aqueduct, the bore of inlet tube is less than the bore of being responsible for, just the bore of inlet tube, the about pipe of second aqueduct, first aqueduct, the about pipe of second and the about pipe of first reduces in proper order, the about pipe size of second is less than the second hydroecium, the input that washes the structure is connected with water storage box and driving motor.

Preferably, the support spring part is welded between the two support rods in the vertical direction of the compression state, a limiting through hole is formed in the center of the support frame, a sliding groove is formed in the upper portion of the limiting through hole, and the limiting through hole is communicated with the sliding groove.

Preferably, the hollow pipeline is of a hollow cubic structure, a through hole is formed in the upper surface of the hollow pipeline, and the caliber of the through hole is the same as that of the L-shaped metal plate.

Preferably, the couple has been seted up to the right side surface of dredging device body, the couple is connected in silt recovery vehicle, two doors have been seted up to the left side surface of dredging device body, the material of silt case is the stainless steel, the material of aversion structure is the high carbon cast steel.

The utility model has the advantages that:

1. the utility model discloses the washing structure who contains can let water follow first aqueduct, first about pipe and first hydroecium and second aqueduct, about pipe of second and second hydroecium respectively from vice nozzle and main nozzle injection and go out in proper order, because carried out cubic restraint flowing water and coaxial steady ring and waterproof sealing washer in the washing structure, so the rivers impact force is increased, can wash away the jam effectively so that continue desilting slagging-off work, avoid pause work, device recovery clearance, restart the loaded down with trivial details step of clearance;

2. promote the removal through shifting structure and remove about L type sheet metal, when L type sheet metal left shift released the fretwork pipeline with the articulated elements, the support spring part under the compression state can expand tensile make the slagging-off sword support closely on water conservancy pipeline's inner wall surface, rethread control switch opens the second motor and makes the second connecting rod begin to rotate, and then make bracing piece and slagging-off sword begin to rotate, dirty such as dirt silt on can effectually striking off the water conservancy pipeline inner wall through the slagging-off sword, shifting structure's design makes bracing piece and slagging-off sword be in when collecting the state and not occupying too much space be convenient for remove clearance desilting structures such as slagging-off sword, and the design of conveniently collecting and spreading makes this device can match not unidimensional pipeline for the hydraulic engineering.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a perspective view of the flushing structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic diagram of the shifting structure of the present invention;

FIG. 4 is a perspective view of the supporting frame of the present invention;

fig. 5 is a schematic sectional view of the flushing structure of the present invention.

In the figure: 1. the dredging device comprises a dredging device body, 2, a directional pulley, 3, a silt box, 4, a discharge port, 5, a dirty sand pump, 6, a feed port, 7, an absorption pipeline, 8, a first motor, 9, a first connecting rod, 10, a second motor, 11, a second connecting rod, 12, a hinge piece, 13, a supporting rod, 14, a deslagging edge, 15, a supporting spring piece, 16, a water conservancy pipeline, 17, a first gear, 18, a second gear, 19, a first rotating shaft, 20, a transmission belt, 21, a second rotating shaft, 22, a third gear, 23, a gear tooth array, 24, a second metal plate, 25, an L-shaped metal plate, 26, a pulley, 27, a hollow pipeline, 28, a supporting frame, 29, a limiting through hole, 30, a chute, 31, a flushing structure, 32, a water inlet pipe, 33, a first water guide pipe, 34, a first restraining pipe, 35, a first water chamber, 36, a second water guide pipe, 37 and a second restraining pipe, 38. the water-saving device comprises a second water chamber, 3101, a main pipe, 3102, a coaxial stabilizing ring, 3103, a fixing screw, 3104, a sealing cover, 3105, a waterproof sealing ring, 3106, a fixing buckle, 3107, an auxiliary nozzle, 3108 and a main nozzle.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-5, a dredging and deslagging device for water conservancy and hydropower engineering comprises a dredging device body 1, a discharge hole 4, a water conservancy pipeline 16, a cleaning structure and a displacement structure;

the lower surface of the dredging device body 1 is provided with a plurality of uniformly distributed directional pulleys 2, a sludge box 3 is arranged inside the dredging device body 1, the right side surface of the sludge box 3 is embedded with a discharge port 4, the discharge port 4 is sleeved at the output end of a sand-sewage pump 5, the input end of the sand-sewage pump 5 is sleeved with a feed port 6, the other end of the feed port 6 is sleeved with an absorption pipeline 7, the outer side wall of the feed port 6 is positioned in the absorption pipeline 7 and is provided with a flushing structure 31, the upper surface of the dredging device body 1 is provided with a first motor 8, the output end of the first motor 8 is sleeved with a first connecting rod 9, and the other end of the first connecting rod 9 is provided with a shifting structure;

the shifting structure comprises a first gear 17, a second gear 18, a first rotating shaft 19, a transmission belt 20, a second rotating shaft 21, a third gear 22, a gear tooth array 23, a second metal plate 24, an L-shaped metal plate 25 and pulleys 26, wherein the first connecting rod 9 is arranged at the central position of the first gear 17 in a penetrating manner, the first gear 17 is meshed with the second gear 18, the central position of the second gear 18 is fixedly connected with the first rotating shaft 19, the first rotating shaft 19 is connected with the second rotating shaft 21 through the transmission belt 20 in a transmission manner, the second rotating shaft 21 is fixedly connected at the central position of the third gear 22, the gear tooth array 23 is arranged below the third gear 22 in a meshing manner, the gear tooth array 23 is arranged on the upper surface of the second metal plate 24, the lower surface of the second metal plate 24 is provided with two pulleys 26, the lower surface of each pulley 26 is attached to the upper surface of the hollow pipeline 27, an L-shaped metal plate 25 is arranged between the two pulleys 26, the top end of the L-shaped metal plate 25 is fixedly connected to the lower surface of the second metal plate 24, the other end of the L-shaped metal plate 25 is fixedly connected with a cleaning structure, and the L-shaped metal plate 25 is clamped and arranged on a support frame 28;

the cleaning structure comprises a second motor 10, a second connecting rod 11, an articulated piece 12, supporting rods 13, slag removing blades 14 and supporting spring pieces 15, the second connecting rod 11 is sleeved at the output end of the second motor 10, the left end of the second connecting rod 11 is connected with the two supporting rods 13 through the articulated piece 12, the supporting spring pieces 15 are fixedly connected between the two supporting rods 13, the slag removing blades 14 are mounted at the left ends of the two supporting rods 13, and the two slag removing blades 14 are tightly attached to the inner wall surface of a water conservancy pipeline 16;

the flushing structure 31 comprises a main pipe 3101, a coaxial stabilizing ring 3102, a fixing screw 3103, a sealing cover 3104, a waterproof sealing ring 3105, a fixing buckle 3106, an auxiliary nozzle 3107, a main nozzle 3108, a water inlet pipe 32, a first water guide pipe 33, a first constraint pipe 34, a first water chamber 35, a second water guide pipe 36, a second constraint pipe 37 and a second water chamber 38, wherein the left end of the main pipe 3101 is sleeved with the coaxial stabilizing ring 3102, the left surface of the coaxial stabilizing ring 3102 is embedded with the fixing screw 3103, the coaxial stabilizing ring 3102 is welded with the fixing buckle 3106, the right end of the main pipe 3101 is sleeved with the sealing cover 3104, the sealing cover 3104 is provided with the waterproof sealing ring 3105, the surface of the main pipe 3101 is provided with the auxiliary nozzle 3107 and the main nozzle 3108, the left end of the main pipe 3101 is internally provided with the water inlet pipe 32, the first water chamber 35 is arranged below the auxiliary nozzle 3107, and the left side of the first constraint pipe 34 is connected with the first water chamber 35, the left end of the first restriction pipe 34 is connected with a first water guide pipe 33, a second water chamber 38 is arranged below the main nozzle 3108, the left side of the second water chamber 38 is connected with a second restriction pipe 37, the left end of the second restriction pipe 37 is connected with a second water guide pipe 36, the caliber of the water inlet pipe 32 is smaller than that of the main pipe 3101, the calibers of the water inlet pipe 32, the second water guide pipe 36, the first water guide pipe 33, the second restriction pipe 37 and the first restriction pipe 34 are sequentially reduced, the size of the second restriction pipe 37 is smaller than that of the second water chamber 38, and the input end of the flushing structure 31 is connected with a water storage tank and a driving motor.

The supporting spring part 15 is welded between the two supporting rods 13 in a compressed state in the vertical direction, a limiting through hole 29 is formed in the center of the supporting frame 28, a sliding groove 30 is formed above the limiting through hole 29, and the limiting through hole 29 is communicated with the sliding groove 30; the hollow pipeline 27 is of a hollow cubic structure, a through hole is formed in the upper surface of the hollow pipeline 27, and the caliber of the through hole is the same as that of the L-shaped metal plate 25; the couple has been seted up to the right side surface of dredging device body 1, the couple is connected in silt recovery vehicle, two doors have been seted up to the left side surface of dredging device body 1, the material of silt case 3 is the stainless steel, the material of aversion structure is the high carbon cast steel.

When the utility model is used, the electrical elements appearing in the application are externally connected with a power supply and a control switch when in use, firstly, the dredging device body 1 of the hydraulic and hydroelectric engineering is connected with the front end of the device by a dredging personnel, then the first motor 8 is opened by the control switch, the first connecting rod 9 drives the first gear 17 to rotate, then the second gear 18 and the first rotating shaft 19 are driven to rotate, further the second rotating shaft 21 and the third gear 22 are driven to rotate by the driving belt 20, the second metal plate 24 is driven to linearly move left and right in the horizontal direction by the meshed third gear 22 and the gear tooth array 23, further the L-shaped metal plate 25 is driven to move left and right, when the L-shaped metal plate 25 moves left to push the articulated piece 12 out of the pipeline 27, the support hollow spring piece 15 in the compression state can expand and stretch to lead the deslagging blade 14 to tightly abut against the inner wall surface of the hydraulic pipeline 16, then the second motor 10 is turned on by the control switch to make the second connecting rod 11 start to rotate, and further the supporting rod 13 and the deslagging blade 14 start to rotate, dirt such as dirt and sludge on the inner wall of the water conservancy pipeline 16 can be effectively scraped by the deslagging blade 14, when the sludge falls to the surface of the water conservancy pipeline 16, the sand-sewage pump 5 is turned on by the control switch to make the sludge enter from the absorption pipeline 7, enter the sludge tank 3 through the feed inlet 6 and the discharge outlet 4 to be collected, when the absorption pipeline 7 is blocked by the sludge and the impurities, the water enters the flushing structure 31 and then enters the water inlet pipe 32 through the driving motor and the water storage tank, then the water sequentially flows along the first water guide pipe 33, the first restriction pipe 34, the first water guide pipe 35, the second water guide pipe 36, the second restriction pipe 37 and the second water guide pipe 38 and is sprayed from the auxiliary nozzle 3107 and the main nozzle 3108 respectively, because the flowing water is restricted three times in the flushing structure 31, and the coaxial stabilizing ring 3102 and the waterproof sealing ring 3105 are performed, the impact force of water flow is increased, the blocking object can be effectively flushed away so as to continue dredging and deslagging, the steps of suspending work, recovering and cleaning the device and restarting cleaning are avoided, after the cleaning work is finished, the L-shaped metal plate 25 is moved rightwards through the reverse rotation of the first motor 8 again, the supporting rod 13 and the deslagging edge 14 are further retracted, and the device can be matched with pipelines with different sizes for hydraulic and hydroelectric engineering due to the design of convenient collection and expansion.

The sand pump 5 is made of WQ model and related matched power supply and circuit produced by Sinuopum limited company in Wenling.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a sediment removal dross removal mechanism for hydraulic and hydroelectric engineering which characterized in that: comprises a dredging device body (1), a discharge hole (4), a water conservancy pipeline (16), a cleaning structure and a displacement structure;

the dredging device is characterized in that a plurality of uniformly distributed directional pulleys (2) are mounted on the lower surface of the dredging device body (1), a dredging box (3) is mounted inside the dredging device body (1), a discharge port (4) is embedded in the right side surface of the dredging box (3), the discharge port (4) is sleeved at the output end of a sand-sewage pump (5), a feed port (6) is sleeved at the input end of the sand-sewage pump (5), an absorption pipeline (7) is sleeved at the other end of the feed port (6), a flushing structure (31) is mounted on the outer side wall of the feed port (6) in the absorption pipeline (7), a first motor (8) is mounted on the upper surface of the dredging device body (1), a first connecting rod (9) is sleeved at the output end of the first motor (8), and a shifting structure is mounted at the other end of the first connecting rod (9);

the shifting structure comprises a first gear (17), a second gear (18), a first rotating shaft (19), a transmission belt (20), a second rotating shaft (21), a third gear (22), a gear tooth array (23), a second metal plate (24), an L-shaped metal plate (25) and a pulley (26), wherein a first connecting rod (9) penetrates through the central position of the first gear (17), the second gear (18) is installed in the first gear (17) in a meshed mode, the central position of the second gear (18) is fixedly connected with the first rotating shaft (19), the first rotating shaft (19) is connected with the second rotating shaft (21) through the transmission of the transmission belt (20), the second rotating shaft (21) is fixedly connected with the central position of the third gear (22), the gear tooth array (23) is installed below the third gear (22) in a meshed mode, and the gear tooth array (23) is arranged on the upper surface of the second metal plate (24), two pulleys (26) are mounted on the lower surface of the second metal plate (24), the lower surfaces of the pulleys (26) are attached to the upper surface of the hollow pipeline (27), an L-shaped metal plate (25) is mounted between the two pulleys (26), the top end of the L-shaped metal plate (25) is fixedly connected to the lower surface of the second metal plate (24), the other end of the L-shaped metal plate (25) is fixedly connected with a cleaning structure, and the L-shaped metal plate (25) is clamped and mounted on a support frame (28);

the cleaning structure comprises a second motor (10), a second connecting rod (11), an articulated element (12), supporting rods (13), slag removing blades (14) and supporting spring parts (15), the second connecting rod (11) is sleeved at the output end of the second motor (10), the left end of the second connecting rod (11) is connected with the two supporting rods (13) through the articulated element (12), the supporting spring parts (15) are fixedly connected between the two supporting rods (13), the slag removing blades (14) are mounted at the left ends of the two supporting rods (13), and the two slag removing blades (14) are tightly attached to the inner wall surface of a water conservancy pipeline (16);

the flushing structure (31) comprises a main pipe (3101), a coaxial stabilizing ring (3102), a fixing screw (3103), a sealing cover (3104), a waterproof sealing ring (3105), a fixing buckle (3106), an auxiliary nozzle (3107), a main nozzle (3108), a water inlet pipe (32), a first water guide pipe (33), a first constraint pipe (34), a first water chamber (35), a second water guide pipe (36), a second constraint pipe (37) and a second water chamber (38), wherein the left end of the main pipe (3101) is sleeved with the coaxial stabilizing ring (3102), the fixing screw (3103) is embedded in the left surface of the coaxial stabilizing ring (3102), the fixing buckle (3106) is welded on the coaxial stabilizing ring (3102), the sealing cover (3104) is sleeved at the right end of the main pipe (3101), the waterproof sealing ring (3105) is installed on the main pipe (3104), the auxiliary nozzle (3107) and the main nozzle (3108) are arranged on the surface of the main pipe (3101), a water inlet pipe (32) is installed inside the left end of the main pipe (3101), a first water chamber (35) is arranged below the auxiliary nozzle (3107), a first restriction pipe (34) is connected to the left side of the first water chamber (35), a first water guide pipe (33) is connected to the left end of the first restriction pipe (34), a second water chamber (38) is arranged below the main nozzle (3108), a second restriction pipe (37) is connected to the left side of the second water chamber (38), a second water guide pipe (36) is connected to the left end of the second restriction pipe (37), the caliber of the water inlet pipe (32) is smaller than that of the main pipe (3101), the calibers of the water inlet pipe (32), the second water guide pipe (36), the first water guide pipe (33), the second restriction pipe (37) and the first restriction pipe (34) are sequentially reduced, and the size of the second restriction pipe (37) is smaller than that of the second water chamber (38), the input end of the flushing structure (31) is connected with a water storage tank and a driving motor.

2. The dredging and deslagging device for water conservancy and hydropower engineering according to claim 1, which is characterized in that: support spring part (15) weld between two bracing pieces (13) for the vertical direction of compression state, spacing through-hole (29) have been seted up to the central point of support frame (28), spout (30) have been seted up to the top of spacing through-hole (29), spacing through-hole (29) and spout (30) are linked together.

3. The dredging and deslagging device for water conservancy and hydropower engineering according to claim 1, which is characterized in that: the hollow pipeline (27) is of a hollow cubic structure, a through hole is formed in the upper surface of the hollow pipeline (27), and the caliber of the through hole is the same as that of the L-shaped metal plate (25).

4. The dredging and deslagging device for water conservancy and hydropower engineering according to claim 1, which is characterized in that: the couple has been seted up to the right flank surface of dredging device body (1), the couple is connected in silt recovery vehicle, two divisions of doors have been seted up to the left surface of dredging device body (1), the material of silt case (3) is the stainless steel, the material of aversion structure is the high carbon cast steel.