CN219386463U - Broken suction dredge to hardening silt - Google Patents

Abstract

The utility model provides a broken suction dredge to hardening silt, including suction dredge casing, the dive sand pump, a plurality of jet mechanism, a plurality of disturb sand mechanism and gather the cover that flows, dive sand pump concentric vertical fixed mounting is in suction dredge casing inner bottom, each jet mechanism and each disturb sand mechanism all circumference array fixed mounting in suction dredge casing, the bottom plate of suction dredge casing is run through to the pump body of dive sand pump, gather the fixed cover dress in the pump body downside of dive sand pump of concentric, the downside of gathering the cover is uncovered, the pump body lower extreme of dive sand pump is the suction end, the pump body lower extreme left side wall of dive sand pump is provided with the discharge end, the sand pipe is installed to the discharge end, the lower extreme of each jet mechanism and each disturb sand mechanism all stretches into in the cover that gathers downwards. The utility model can well clean the hardened sediment, solves the problem that the traditional dredger can not clean the hardened sediment in small-sized watercourses, reservoirs and other water areas, and effectively improves the storage capacity of the small-sized watercourses, reservoirs and other water areas.

Description

Broken suction dredge to hardening silt

Technical Field

The utility model belongs to the technical field of river dredging, and particularly relates to a crushing and mud sucking device for hardened mud and sand.

Background

In the projects of built reservoirs, grit chambers, impounding reservoirs, small riverways and the like, sediment accumulation is a very prominent problem in recent years, and especially in the projects of irrigation impounding reservoirs, waterworks grit chambers and the like, the sediment accumulation situation is more severe. Sediment accumulation not only enables a plurality of reservoirs and grit chambers to be fully scrapped, but also reduces the effective reservoir capacity obviously even if the reservoirs and grit chambers which do not reach scrapping degree are not scrapped, directly influences the exertion of benefits of water storage, also enables the functions of a plurality of reservoirs and grit chambers to be reduced year by year, and is extremely easy to cause water-flooding failure. In order to ensure the comprehensive benefit of the reservoir and the grit chamber, proper dredging of the reservoir and the grit chamber is necessary.

At present, cutter suction dredgers, trailing suction hopper dredgers and the like in the market are suitable for excavating soft silt and quicksand with smaller particles, but the silt in a reservoir and a grit chamber is generally hardened silt, the cutter suction dredgers and the trailing suction hopper dredgers cannot clean the hardened silt well, and the cutter suction dredgers and the trailing suction hopper dredgers are large in size, so that the cutter suction dredgers and the trailing suction hopper dredgers are not suitable for small riverways, reservoirs, grit chambers, reservoirs and the like because enough depth and space are needed to meet the requirements of ship loading draft, sailing, turning around and the like. Therefore, the crushing and mud sucking device for the hardened sediment is specially designed so as to be suitable for more occasions and achieve a good cleaning effect on the hardened sediment at the bottom.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the crushing and mud sucking device for the hardened mud, so that the hardened mud can be well cleaned, the problem that the traditional dredger cannot clean the hardened mud in small river, reservoir and other water areas is solved, and the storage capacity of the small river, reservoir and other water areas is effectively improved.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a broken suction dredge to hardening silt, including suction dredge casing, the dive sand pump, a plurality of jet mechanism, a plurality of disturb sand mechanism and gather the cover, dive sand pump concentric vertical fixed mounting is in suction dredge casing inner bottom, each jet mechanism and each disturb sand mechanism all around dive sand pump circumference array setting and vertical fixed mounting in suction dredge casing, the pump body of dive sand pump runs through the bottom plate of suction dredge casing, gather the cover concentric setting and gather the pump body downside at suction dredge casing and fixed suit, the downside of gathering the cover is open, the pump body lower extreme of dive sand pump is the suction end, the pump body lower extreme left side wall of dive sand pump is provided with the discharge end, suction end and discharge end all are located to gather the cover, the sand pipe is installed to the discharge end, the sand pipe vertically upwards passes the roof of gathering the cover and is connected with outside mortar collection device, the lower extreme of each jet mechanism and each jet mechanism all downwards passes the bottom plate of suction dredge casing and gather the roof of cover and gather the fixed cover and the cover is equipped with the lift ring of jet mechanism, the lift ring is fixed to the lift end that the pump is arranged for the lift ring.

The suction dredge shell is of a hollow triangular prism shell structure, and the flow gathering cover is of a hollow round platform cover structure with a small upper part and a large lower part.

The jet mechanism and the sand disturbing mechanism are arranged at intervals, and the diameter of a circle where the jet mechanism is located is smaller than that of a circle where the sand disturbing mechanism is located.

The jet mechanism comprises a jet pump, the jet pump is vertically arranged and fixedly arranged in the suction dredge shell through a support, the lower end of the jet pump downwards penetrates through the bottom plate of the suction dredge shell and the top plate of the flow gathering cover and stretches into the flow gathering cover, the lower end of the jet pump is provided with a jet nozzle, the upper end of the jet pump is connected with a water inlet pipe, and the water inlet end of the water inlet pipe is horizontally arranged on the upper side part of the side wall of the suction dredge shell and is communicated with the outside of the suction dredge shell.

The sand disturbing mechanism comprises a stirrer, the stirrer is vertically arranged and fixedly arranged at the inner bottom of the suction dredge shell through a bracket, the lower end of the stirrer downwards penetrates through the bottom plate of the suction dredge shell and the top plate of the flow gathering cover and stretches into the flow gathering cover, a stirring shaft of the stirrer is positioned at the lower end of the stirring shaft, a stirring head is fixedly arranged at the lower end of the stirring shaft, and the stirring head is a three-jaw crushing tool bit.

The lower end edge of the flow gathering cover is a rectangular skirt edge.

Compared with the prior art, the utility model has substantial characteristics and progress, and specifically, the working principle of the utility model is as follows: the mud sucking device is transported to a dredging site, the mud sucking device falls to the water bottom through a lifting rope and falls on hardened sediment, at the moment, the lower end of the flow gathering cover is inserted into the hardened sediment, a submersible sand pump, each jet pump and each stirrer are started, the stirring shaft of each stirrer drives the corresponding stirring head to rotate, each stirring head stirs the hardened sediment in the flow gathering cover into fragment particles, the fragment particles are mixed with water in the flow gathering cover, meanwhile, each jet pump works to inject water into the flow gathering cover for dilution through the corresponding jet nozzle, the fragment particles and the water form mud under the stirring of each stirring head, and the pumping end of the submersible sand pump pumps the mud in the flow gathering cover, so that the mud is discharged through the discharge end and is conveyed to a mortar collecting device on the bank through a sand outlet pipe for treatment. The underwater sand pump is used for pumping sand, negative pressure is formed inside the flow gathering cover, water outside the flow gathering cover can wash out sediment, so that sediment enters the flow gathering cover through each rectangular groove of the rectangular skirt edge of the flow gathering cover to form mud to be pumped by the underwater sand pump, a slope pit body can be formed around the flow gathering cover, the slope pit body gradually deepens along with descending of the mud sucking device, continuous sand pumping is realized, hardened sediment can be well cleaned, the problem that the traditional dredger cannot clean the hardened sediment in water areas such as small river channels and reservoirs is solved, and the storage capacity of the water areas such as the small river channels and reservoirs is effectively improved.

Drawings

Fig. 1 is a cross-sectional view of the present utility model.

Fig. 2 is a schematic view of the working state of the present utility model.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

As shown in fig. 1 and 2, a broken mud suction device to hardening silt, including suction casing 1, dive sand pump 2, a plurality of jet mechanism, a plurality of disturb sand mechanism and gather the cover 3, dive sand pump 2 concentric vertical fixed mounting is in suction casing 1 inner bottom, each jet mechanism and each disturb sand mechanism all around dive sand pump 2 circumference array setting and vertical fixed mounting in suction casing 1, the pump body of dive sand pump 2 runs through suction casing 1's bottom plate, gather the cover 3 concentric setting and be equipped with in suction casing 1's pump body downside at dive sand pump 2, gather the downside open of cover 3, dive sand pump 2's pump body lower extreme is the suction end, dive sand pump 2's pump body lower extreme left side wall is provided with the discharge end, suction end and discharge end all are located gather the cover 3, the discharge end is installed out sand pipe 4, the vertical upward through gather cover 3 and be connected with outside jet flow sand collection device, the pump body of dive sand pump 2 runs through suction casing 1's bottom plate, the pump body of each mechanism and each disturb sand pump mechanism is equipped with the pump body 5, the pump body is connected with the top plate 5 is that the pump body is connected with the lift plate 5, the pump body is equipped with the lift plate 5, the pump is connected with the top plate 5 is that the pump is connected to the lift plate 1.

The suction dredge shell 1 is of a hollow triangular prism shell structure, and the flow gathering cover 3 is of a hollow round platform cover structure with a small upper part and a large lower part.

The jet mechanism and the sand disturbing mechanism are arranged at intervals, and the diameter of a circle where the jet mechanism is located is smaller than that of a circle where the sand disturbing mechanism is located.

The jet mechanism comprises a jet pump 7, the jet pump 7 is vertically arranged and fixedly arranged in the suction mud casing 1 through a bracket, the lower end of the jet pump 7 downwards penetrates through the bottom plate of the suction mud casing 1 and the top plate of the flow gathering cover 3 and stretches into the flow gathering cover 3, a jet nozzle (not shown) is arranged at the lower end of the jet pump 7, the upper end of the jet pump 7 is connected with a water inlet pipe 8, and the water inlet end of the water inlet pipe is horizontally arranged on the upper side part of the side wall of the suction mud casing 1 and is communicated with the outside of the suction mud casing 1.

The sand disturbing mechanism comprises a stirrer 9, the stirrer 9 is vertically arranged and fixedly arranged at the inner bottom of the suction dredge shell 1 through a bracket, the lower end of the stirrer 9 downwards penetrates through the bottom plate of the suction dredge shell 1 and the top plate of the flow gathering cover 3 and stretches into the flow gathering cover 3, a stirring shaft of the stirrer 9 is positioned at the lower end of the stirring shaft, a stirring head 10 is fixedly arranged at the lower end of the stirring shaft, and the stirring head 10 is a three-jaw crushing tool bit.

The lower end edge of the flow gathering cover 3 is a rectangular skirt.

The submersible sand pump 2, the mortar collecting device, the jet pump 7 and the stirrer 9 are all conventional technologies, and the specific construction and the working principle are not repeated.

The arrows in fig. 2 indicate the direction of sediment flow.

The working principle of the utility model is as follows: the mud sucking device is transported to a dredging site, the mud sucking device falls to the water bottom through a lifting rope 6 and falls on the hardened sediment 11, at the moment, the lower end of the water collecting cover 3 is inserted into the hardened sediment 11, the submersible sand pumping pumps 2, the jet pumps 7 and the stirrers 9 are started, the stirring shafts of the stirrers 9 drive the corresponding stirring heads 10 to rotate, the stirring heads 10 stir the hardened sediment 11 in the water collecting cover 3 into fragment particles, the fragment particles are mixed with water in the water collecting cover 3, meanwhile, the jet pumps 7 work to dilute the water in the water collecting cover 3 through the corresponding jet nozzles, the fragment particles and the water form mud under the stirring of the stirring heads 10, and the suction end of the submersible sand pumping pump 2 sucks the mud in the water collecting cover 3, so that the mud is discharged through the discharge end and is conveyed to a sand collecting device on the bank through a sand outlet pipe 4 for treatment. The underwater sand pump 2 is in the process of pumping sand, negative pressure is formed inside the flow gathering cover 3, then water outside the flow gathering cover 3 can wash out sediment, so that sediment enters into the flow gathering cover 3 through each rectangular groove of the rectangular skirt edge of the flow gathering cover 3 to form mud to be pumped out by the underwater sand pump 2, a slope pit body can be formed around the flow gathering cover 3, the slope pit body is deepened gradually along with the descending of the suction device, continuous sand pumping is realized, the hardened sediment 11 can be cleaned well, the problem that the traditional dredger cannot clean the hardened sediment 11 in small river channels, reservoirs and other water areas is solved, and the storage capacity of the small river channels, reservoirs and other water areas is effectively improved.

The above embodiments are merely for illustrating the technical aspects of the present utility model, and it should be understood by those skilled in the art that the present utility model is described in detail with reference to the above embodiments; modifications and equivalents may be made thereto without departing from the spirit and scope of the utility model, which is intended to be encompassed by the claims.

Claims (6)

1. Crushing suction dredge to hardening silt, its characterized in that: including suction dredge casing, the dive sand pump, a plurality of jet mechanism, a plurality of disturb sand mechanism and gather the cover that flows, dive sand pump concentric vertical fixed mounting is in suction dredge casing inner bottom, each jet mechanism and each disturb sand mechanism all around dive sand pump circumference array setting and vertical fixed mounting in suction dredge casing, the pump body of dive sand pump runs through the bottom plate of suction dredge casing, gather the cover concentric setting and be under suction dredge casing and fixed suit in the pump body downside of dive sand pump, gather the downside of cover and open, the pump body lower extreme of dive sand pump is the suction end, the pump body lower extreme left side wall of dive sand pump is provided with the discharge end, suction end and discharge end all are located and gather the cover, the discharge end is installed out the sand pipe, go out the sand pipe vertical upward and pass the roof that gathers the cover and be connected with outside mortar collection device, each jet mechanism and each disturb sand mechanism's lower extreme down pass the bottom plate of suction casing and gather the roof that gathers the cover and stretch into gather in the cover, jet mechanism's lower extreme is the suction end, the lift ring is provided with the lift cord for the lift pump, lift cord is fixed on the lift cord.

2. A crushing and suction device for hardened silt according to claim 1, characterized in that: the suction dredge shell is of a hollow triangular prism shell structure, and the flow gathering cover is of a hollow round platform cover structure with a small upper part and a large lower part.

3. A crushing and suction device for hardened silt according to claim 1, characterized in that: the jet mechanism and the sand disturbing mechanism are arranged at intervals, and the diameter of a circle where the jet mechanism is located is smaller than that of a circle where the sand disturbing mechanism is located.

4. A crushing and suction device for hardened silt according to any one of claims 1-3, characterized in that: the jet mechanism comprises a jet pump, the jet pump is vertically arranged and fixedly arranged in the suction dredge shell through a support, the lower end of the jet pump downwards penetrates through the bottom plate of the suction dredge shell and the top plate of the flow gathering cover and stretches into the flow gathering cover, the lower end of the jet pump is provided with a jet nozzle, the upper end of the jet pump is connected with a water inlet pipe, and the water inlet end of the water inlet pipe is horizontally arranged on the upper side part of the side wall of the suction dredge shell and is communicated with the outside of the suction dredge shell.

5. A crushing and suction device for hardened silt according to any one of claims 1-3, characterized in that: the sand disturbing mechanism comprises a stirrer, the stirrer is vertically arranged and fixedly arranged at the inner bottom of the suction dredge shell through a bracket, the lower end of the stirrer downwards penetrates through the bottom plate of the suction dredge shell and the top plate of the flow gathering cover and stretches into the flow gathering cover, a stirring shaft of the stirrer is positioned at the lower end of the stirring shaft, a stirring head is fixedly arranged at the lower end of the stirring shaft, and the stirring head is a three-jaw crushing tool bit.

6. A crushing and suction device for hardened silt according to claim 1, characterized in that: the lower end edge of the flow gathering cover is a rectangular skirt edge.