CN212052951U - A water conservancy project dredging device - Google Patents

Abstract

The utility model discloses a dredging device for water conservancy projects, which comprises a bearing platform, a suction mud pump is fixedly installed on the right part of the upper end of the bearing platform, and a No. The lower end is fixedly connected with a mud suction device, the left end of the mud suction pump is fixedly connected with the No. 2 transport pipe, the left end of the No. 2 transport pipe is fixed with a dewatering device, and the middle of the left end of the dewatering device is fixed with a No. 4 transport pipe, so The left end of the No. 4 transport pipe is fixedly connected with a backwashing device. In the dredging device for water conservancy projects described in the utility model, the pressure plate on the push rod is driven to move downward by the cylinder, and the sludge dehydrated reduces the growth of bacteria, which is beneficial to the protection of the environment. Water can be re-entered into the river, reducing the waste of water resources; crushing blades and filters can reduce the probability of blockage of the dredging device; suction pumps and flushing pipes can clean and maintain the suction device, reducing maintenance costs.

Description

A water conservancy project dredging device

technical field

The utility model relates to the technical field of hydraulic engineering, in particular to a dredging device for hydraulic engineering.

Background technique

Water conservancy project is a general term for various engineering constructions built to control, utilize and protect surface and underground water resources and the environment. It is well known that underwater dredging work is extremely important in water conservancy projects. If the drainage channel is not dredged for a long time, it may be It will lead to the deposition of silt, which may lead to the paralysis of water conservancy projects. Once a flood occurs, it will cause serious consequences. During the dredging process of the existing dredging device, it is very easy to block the silt head, which leads to the failure of the dredging work and increases the maintenance cost; and the existing dredging device cannot effectively treat the sludge, which makes the cleaning process difficult. The silt contains a lot of water resources, resulting in a waste of water resources.

Utility model content

The main purpose of the utility model is to provide a silt removal device for water conservancy projects, which can effectively solve the problems in the background technology.

To achieve the above purpose, the technical scheme adopted by the present utility model is:

A dredging device for water conservancy projects, comprising a carrying platform, a suction mud pump is fixedly installed on the right part of the upper end of the carrying platform, a No. 1 transport pipe is fixedly connected to the right end of the No. mud device, the left end of the mud suction pump is fixedly connected with the No. 2 transport pipe, the left end of the No. 2 transport pipe is fixedly connected with a dewatering device, the lower end of the dewatering device is fixedly connected with a No. 3 transport pipe, and the left end of the No. 3 transport pipe is fixed A mud storage tank is connected, the middle part of the left end of the dehydration device is fixedly connected with a No. 4 transport pipe, the left end of the No. 4 transport pipe is fixedly connected with a backwashing device, and the right end of the backwashing device is fixedly connected with the left part of the No. 1 transport pipe, The backwashing device, the dehydrating device and the lower end of the mud storage box are all fixedly connected with the upper end of the carrying platform.

Preferably, the mud suction device includes a silt suction head, a silt suction hood is fixedly connected to the lower end of the silt suction head, and the silt suction hood is in the shape of a horn, and a mounting plate is fixedly installed on the upper end of the silt suction hood, and the outside of the installation plate is A number of through holes are opened, and a filter screen is fixedly installed in the middle of the sludge extraction head.

Preferably, a motor is fixedly installed in the middle of the upper end of the mounting plate, a rotating shaft is fixedly connected to the output end of the motor, and the upper end of the rotating shaft penetrates the middle of the mounting plate, and a plurality of pulverizing blades are fixedly installed on the outer surface of the rotating shaft.

Preferably, the backwashing device includes a water collecting tank, a suction pump is fixedly installed on the upper end of the water collecting tank, a flushing pipe is fixedly connected to the output end of the suction pump, and a drain pipe is fixedly connected to the lower part of the left end of the water collecting tank. The No. 2 valve is fixedly installed on the pipe and the flushing pipe.

Preferably, the dehydration device includes a sedimentation tank, a sludge discharge pipe is fixedly installed in the middle of the lower end of the sedimentation tank, a No. 1 valve is fixedly installed on the sludge discharge pipe, and both the left side and the right side of the lower end of the sedimentation tank are fixedly installed There are support feet, a cylinder is fixedly installed in the middle of the upper end of the sedimentation box, a push rod is fixedly connected to the output end of the cylinder, and the upper end of the push rod penetrates the upper end wall of the sedimentation box, and the lower end of the push rod is fixedly connected with a pressure plate, and the diameter of the pressure plate is large It is equal to the diameter of the sludge discharge pipe.

Compared with the prior art, the utility model has the following beneficial effects:

(1) In the present utility model, the pressure plate on the push rod is driven to move downward by the cylinder, thereby squeezing the sludge at the lower end of the sedimentation tank. At this time, the water in the sludge is squeezed out by the pressure plate, and the dehydrated mud cake is stored in the The dehydration operation is completed in the mud storage tank, and the dehydrated sludge reduces the breeding of bacteria, which is beneficial to the protection of the environment, and the dehydrated water in the mud cake can be re-entered into the river, reducing the waste of water resources.

(2) In this utility model, the large particles in the sludge can be crushed and filtered by the crushing blade and the filter screen, so as to reduce the probability of blockage of the dredging device; Flush the mud suction device to facilitate cleaning and maintenance of the mud suction device and reduce maintenance costs.

Description of drawings

1 is a schematic diagram of the overall structure of a water conservancy project dredging device of the present utility model;

Figure 2 is a schematic diagram of the internal structure of a mud suction device of a water conservancy project dredging device of the present invention;

3 is a schematic structural diagram of a backwash device of a water conservancy project dredging device of the present invention;

4 is a schematic diagram of the internal structure of a dehydration device of a water conservancy project dredging device of the present invention.

In the figure: 1. No. 1 transportation pipe; 2. Sludge pump; 3. No. 2 transportation pipe; 4. Dewatering device; 5. Loading platform; 6. Sludge suction device; 7. Backwashing device; ;9, No. 3 transport pipe; 10, No. 4 transport pipe; 41, sedimentation tank; 42, cylinder; 43, push rod; 44, pressure plate; 45, mud discharge pipe; 46, support foot; 47, No. 1 valve; 61. Silt extraction head; 62. Filter screen; 63. Motor; 64. Through hole; ; 73, water collection tank; 74, water pump; 75, drain pipe.

Detailed ways

In order to make the technical means, creation features, achievement goals and effects of the present invention easy to understand and understand, the present invention will be further described below with reference to the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" The orientation or positional relationship indicated by "" etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, so as to The specific orientation configuration and operation is therefore not to be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present utility model, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "provided with", "connected", etc., should be understood in a broad sense, for example, "connected" may be a fixed The connection can also be a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, and it can be internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

As shown in Figure 1-4, a dredging device for water conservancy projects includes a bearing platform 5, a suction mud pump 2 is fixedly installed on the right part of the upper end of the bearing platform 5, and the right end of the suction mud pump 2 is fixedly connected with a No. The lower end of the transport pipe 1 is fixedly connected with a mud suction device 6, the left end of the mud suction pump 2 is fixedly connected with the No. 2 transport pipe 3, the left end of the No. 2 transport pipe 3 is fixedly connected with a dewatering device 4, and the lower end of the dewatering device 4 is fixedly connected with a No. 3 transport pipe 9 The left end of the No. 3 transport pipe 9 is fixedly connected with a mud storage box 8, the middle of the left end of the dehydration device 4 is fixedly connected with a No. 4 transport pipe 10, and the left end of the No. 4 transport pipe 10 is fixedly connected with a backwashing device 7. The left part of the No. 1 transport pipe 1 is fixedly connected, and the lower ends of the backwashing device 7, the dehydration device 4 and the mud storage tank 8 are all fixedly connected to the upper end of the carrying platform 5.

Further, the sludge suction device 6 includes a silt suction head 61, and the lower end of the suction head 61 is fixedly connected with a silt suction hood 68, and the silt suction hood 68 is in the shape of a horn. To improve the dredging efficiency, a mounting plate 67 is fixedly installed on the upper end of the silt suction cover 68 , and a number of through holes 64 are opened on the outside of the mounting plate 67 , and a filter screen 62 is fixedly installed in the middle of the silt suction head 61 .

Further, in order to prevent the mud suction pump 2 from being blocked, the motor 63 is fixedly installed in the middle of the upper end of the mounting plate 67, the output end of the motor 63 is fixedly connected with the rotating shaft 65, and the upper end of the rotating shaft 65 penetrates the middle of the mounting plate 67, and the outer surface of the rotating shaft 65 is fixedly installed with a rotating shaft 65. Several crushing blades 66 are provided, and the crushing blades 66 can perform preliminary crushing of the sludge, thereby improving the dredging ability.

Further, the backwashing device 7 includes a water collecting tank 73, the upper end of the water collecting tank 73 is fixedly installed with a suction pump 74, the output end of the suction pump 74 is fixedly connected with a flushing pipe 72, and the flushing pipe 72 is connected with the No. The device 6 is flushed to facilitate cleaning. A drain pipe 75 is fixedly connected to the lower part of the left end of the water collecting tank 73 , and the drain pipe 75 and the flushing pipe 72 are fixedly installed with a No.

Further, in order to facilitate the cleaning of the sludge, the dehydration device 4 includes a sedimentation tank 41, a sludge discharge pipe 45 is fixedly installed in the middle of the lower end of the sedimentation tank 41, and a No. 1 valve 47 is fixedly installed on the sludge discharge pipe 45. A supporting foot 46 is fixedly installed on the right side of the lower end, a cylinder 42 is fixedly installed in the middle of the upper end of the sedimentation box 41, a push rod 43 is fixedly connected to the output end of the cylinder 42, and the upper end of the push rod 43 penetrates the upper end wall of the sedimentation box 41, and the lower end of the push rod 43 is fixed The pressure plate 44 is connected, and the cylinder 42 drives the pressure plate 44 on the push rod 43 to move downward, thereby squeezing the sludge at the lower end of the sedimentation tank 41. At this time, the water in the sludge is extruded from the inner pressure plate 44, and the diameter of the pressure plate 44 is the same as the discharge. The diameters of the mud pipes 45 are equal.

It should be noted that the utility model is a dredging device for water conservancy projects. When the river channel needs to be cleaned, the mud suction device 6 is first placed at the bottom of the river channel, and then the mud suction pump 2 and the motor 63 are turned on to work. At this time, the motor 63 The sludge at the bottom of the river is pulverized to prevent the large particles in the sludge from blocking the suction head 61, and then the pulverized sludge is filtered through the filter screen 62 in the suction head 61 under the action of the suction pump 2, and passes through a No. 1 is transported to the sedimentation tank 41. After a period of filtration, the staff turns on the cylinder 42 to work. The cylinder 42 drives the pressure plate 44 on the push rod 43 to move downward, thereby squeezing the sludge at the lower end of the sedimentation tank 41. At this time, the water in the sludge is squeezed out by the pressing plate 44, and the sludge is formed into a mud cake and pressed into the mud discharge pipe 45. The liquid enters the water collecting tank 73 through the No. 4 transportation pipe 10. When the water in the water collecting tank 73 reaches a certain amount, the filtered water can be re-drained into the river channel by opening the No. 2 valve 71 on the drain pipe 75, which greatly improves the reservoir environment. When the mud suction device 6 is blocked, the clean water in the water collecting tank 73 can be used to flush the mud suction device 6 by opening the suction pump 74 and the No. 2 valve 71 on the flushing pipe 72, so as to facilitate the suction of the mud suction device 6. The device 6 is cleaned and maintained to reduce maintenance costs.

The basic principles and main features of the present invention and the advantages of the present invention are shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention There will also be various changes and improvements in the new model, which all fall within the scope of the claimed invention. The claimed scope of the present invention is defined by the appended claims and their equivalents.

Claims (5)

1. The utility model provides a hydraulic engineering sediment removal device, includes plummer (5), its characterized in that: bearing platform (5) upper end right part fixed mounting has dredge pump (2), dredge pump (2) right-hand member fixedly connected with transport pipe (1) No. one, transport pipe (1) lower extreme fixedly connected with dredge device (6), dredge pump (2) left end fixedly connected with transport pipe (3) No. two, No. two transport pipe (3) left end fixedly connected with dewatering device (4), No. three transport pipe (9) of dewatering device (4) lower extreme fixedly connected with, No. three transport pipe (9) left end fixedly connected with stores up mud case (8), No. four transport pipe (10) of dewatering device (4) left end middle part fixedly connected with, No. four transport pipe (10) left end fixedly connected with back washing unit (7), back washing unit (7) right-hand member and transport pipe (1) left part fixed connection No. one, back washing unit (7), The lower ends of the dewatering device (4) and the sludge storage box (8) are fixedly connected with the upper end of the bearing platform (5).

2. The hydraulic engineering desilting device of claim 1, characterized in that: inhale mud device (6) including taking out silt head (61), it takes out silt head (61) lower extreme fixedly connected with and takes out silt cover (68), and takes out silt cover (68) and be the loudspeaker form, take out silt cover (68) upper end fixed mounting have mounting panel (67), and mounting panel (67) outside is opened has a plurality of through-holes (64), take out silt head (61) middle part fixed mounting have filter screen (62).

3. A hydraulic engineering dredging device according to claim 2, characterized in that: mounting panel (67) upper end middle part fixed mounting has motor (63), motor (63) output end fixedly connected with pivot (65), and pivot (65) upper end runs through mounting panel (67) middle part, pivot (65) surface fixed mounting has a plurality of crushing blade (66).

4. The hydraulic engineering desilting device of claim 1, characterized in that: backwashing device (7) include header tank (73), header tank (73) upper end fixed mounting has suction pump (74), suction pump (74) output end fixed connection has flushing pipe (72), header tank (73) left end lower part fixedly connected with drain pipe (75), equal fixed mounting has No. two valves (71) on drain pipe (75) and flushing pipe (72).

5. The hydraulic engineering desilting device of claim 1, characterized in that: dewatering device (4) are including settling tank (41), settling tank (41) lower extreme middle part fixed mounting has sludge discharge pipe (45), fixed mounting has valve (47) No. one on sludge discharge pipe (45), equal fixed mounting in settling tank (41) lower extreme left side and lower extreme right side has supporting legs (46), settling tank (41) upper end middle part fixed mounting has cylinder (42), cylinder (42) output end fixed connection has push rod (43), and push rod (43) upper end runs through settling tank (41) upper end wall, push rod (43) lower extreme fixedly connected with clamp plate (44), and clamp plate (44) diameter size equals with sludge discharge pipe (45) pipe diameter size.

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