CN211472657U - Underwater excavation dredging device - Google Patents
Underwater excavation dredging device Download PDFInfo
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- CN211472657U CN211472657U CN202021327028.3U CN202021327028U CN211472657U CN 211472657 U CN211472657 U CN 211472657U CN 202021327028 U CN202021327028 U CN 202021327028U CN 211472657 U CN211472657 U CN 211472657U
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- mud
- pipe
- suction pipe
- mud suction
- head
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Abstract
The utility model discloses an underwater excavation dredging device, which comprises a mud suction mechanism and a high-pressure flushing mechanism which are arranged side by side, wherein the mud suction mechanism comprises a mud suction pipe made of rigid materials, the top end of the mud suction pipe is connected with an impact type driving device, the middle part of the mud suction pipe is provided with a regulating valve, and the bottom end of the mud suction pipe is provided with a mud drilling head; high pressure bath mechanism includes the washing mud pipe, and washing mud pipe top links to each other with high pressure water pump, and the bottom is equipped with the injector head, and the boring mud head of suction pipe can strike and bore the garrulous form silt that hardens, inhales mud speed and suction through the governing valve adjustment according to the degree that the silt hardens, and the injector head of washing mud pipe can increase the velocity of flow and the pressure of water, can carry out supplementary impact to the form silt that hardens when providing dilution water, further promotes the excavation effect of the form silt that hardens. The utility model has perfect functions, high efficiency when excavating hardened sludge, and shortened construction period; the material is common, the installation is simple and convenient, only the reinforcing steel bar of the drilling mud head is a vulnerable part, the maintenance is convenient, the cost is saved, and the economic benefit of the engineering is effectively improved.
Description
Technical Field
The utility model relates to an underwater dredging technical field, concretely relates to excavation dredging device under water.
Background
In the bridge and culvert cofferdam engineering, the underwater sludge excavation cleaning is often required, the sludge suction is a common mode of the underwater sludge excavation, the conventional technology generally adopts a sludge suction pump to suck sludge, but in the actual application, the sludge state in the cofferdam is uncertain, the flowing plastic sludge is relatively easy to suck the sludge, and for the hardened sludge, the sludge suction pump can not drive the sludge to enter the sludge suction equipment through the fluidity of water.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an excavation sediment removal device under water to solve conventional desilting mode and to the not good technical problem of hardened form silt clearance effect.
In order to achieve the technical purpose, the utility model adopts the following technical scheme:
an underwater excavation dredging device comprises a mud suction mechanism and a high-pressure flushing mechanism which are arranged side by side, wherein the mud suction mechanism comprises a mud suction pipe made of rigid materials, the top end of the mud suction pipe is connected with an impact type driving device, an adjusting valve is arranged in the middle of the mud suction pipe, and a mud drilling head is arranged at the bottom end of the mud suction pipe; high pressure bath mechanism includes the washing mud pipe, washing mud pipe top links to each other with high pressure water pump, and the bottom is equipped with the injector head, and the boring mud head of suction pipe can strike and bore the garrulous form silt that hardens, inhales mud speed and suction through the governing valve adjustment according to the degree that the silt hardens, and the injector head of washing mud pipe can increase the velocity of flow and the pressure of water, can carry out supplementary impact to the form silt that hardens when providing the dilution water, further promotes the excavation effect of the form silt that hardens.
Preferably, bore the toper cage that the mud head is welded for a plurality of splice bars, the splice bar evenly sets up along mouth of pipe circumference under the dredge pipe, and the top is fixed on mouth of pipe under the dredge pipe, and the bottom welding encloses into toper cage structure together, the summit of toper cage is located the axle center of dredge pipe, and the mud head that bores of toper cage structure can break the hardened form silt, promotes dredge pipe work efficiency, can prevent simultaneously that the bold grit from getting into the dredge pipe, and the protection dredge pipe normally works.
Preferably, the number of the connecting ribs is at least three.
Preferably, the joint of the sludge suction pipe and the regulating valve is provided with flange plate joints which are mutually matched, and the two flange plate joints are fixedly connected into a sealed whole through a connecting bolt and a connecting nut.
Preferably, the mud suction pipe and the mud flushing pipe are both made of steel pipes.
Preferably, the sludge suction pipe and the sludge flushing pipe are welded and fixed through a connecting ring, the connecting ring is two steel rings welded together, and the inner diameters of the two steel rings are respectively matched with the outer diameters of steel pipes for manufacturing the sludge suction pipe and the sludge flushing pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the mud drilling head of the mud suction pipe can drill broken and hardened mud in an impacting way, the mud suction speed and the suction force are adjusted through the adjusting valve according to the hardened degree of the mud, the jet head of the mud flushing pipe can increase the flow speed and the pressure of water, dilution water is provided, meanwhile, the auxiliary impact can be carried out on the hardened mud, the excavation effect of the hardened mud is further improved, the mud suction equipment has perfect functions, the efficiency is higher when the hardened mud is excavated, and the construction period of an underwater excavation stage can be obviously shortened; meanwhile, the material is common, the installation is simple and convenient, only the reinforcing steel bar of the drilling mud head is a vulnerable part, the maintenance is convenient, the labor cost and the material cost are saved, and the economic benefit of the engineering is effectively improved.
Drawings
The above and/or other aspects and advantages of the present invention will become more apparent and more readily appreciated from the detailed description taken in conjunction with the following drawings, which are given by way of illustration only and not by way of limitation, wherein:
fig. 1 is a schematic structural view of an underwater excavation dredging device according to the present invention;
fig. 2 is the utility model relates to a structural schematic diagram of a go-between of excavation sediment removal device under water.
Reference numerals: 1-a mud suction pipe, 2-a mud flushing pipe, 3-a regulating valve, 4-a mud drilling head, 5-an injector head, 6-a connecting ring, 7-a flange plate joint, 8-a connecting bolt and 9-a connecting nut.
Detailed Description
Hereinafter, an embodiment of an underwater excavation dredging apparatus of the present invention will be described with reference to the accompanying drawings. The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
In the description of the present invention, it should be noted that the terms "top", "bottom", "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.
The principles and features of the present invention are described below in conjunction with the following drawings, the illustrated embodiments are provided to explain the present invention and not to limit the scope of the invention. The preferred embodiments of the present invention will be described in further detail below with reference to fig. 1-2:
as shown in fig. 1, the underwater excavation dredging device of the present invention preferably comprises a mud suction mechanism and a high pressure flushing mechanism which are arranged side by side, wherein the mud suction mechanism comprises a mud suction pipe 1, the top end of the mud suction pipe 1 is connected with an impact type driving device, a regulating valve 3 is arranged in the middle, a mud drilling head 4 is arranged at the bottom end, the mud drilling head 4 is a conical cage formed by welding four phi 25 steel bars, the steel bars are uniformly arranged along the circumference of a lower pipe orifice of the mud suction pipe 1, the top end is fixed on the lower pipe orifice of the mud suction pipe 1, the bottom ends are welded together to form a conical cage structure, and the vertex of the conical cage is located on the axis of the mud suction pipe 1; the high-pressure flushing mechanism comprises a mud flushing pipe 2, the top end of the mud flushing pipe 2 is connected with a high-pressure water pump, and the bottom end of the mud flushing pipe is provided with an injection head 5;
the mud suction pipe 1 and the mud flushing pipe 2 are both made of steel pipes and are welded and fixed through a connecting ring 6, as shown in figure 2, the connecting ring 6 is two steel rings which are welded together, the inner diameters of the two steel rings are respectively matched with the outer diameters of the steel pipes for manufacturing the mud suction pipe 1 and the mud flushing pipe 2, a regulating valve 3 is arranged at the lower section of the mud suction pipe 1, two ends of the regulating valve 3 are both connected with the upper section mud suction pipe 1 and the lower section mud suction pipe 1 through flange joints 7, the two flange joints 7 which are mutually matched at the joint of the mud suction pipe 1 and the regulating valve 3 are fixedly connected into a sealed whole through a connecting bolt 8 and a connecting nut 9, a small-diameter head pipe is welded at the bottom of the mud flushing pipe 2 and is provided with a small-hole water outlet to form a spray head 5, hardened mud is washed for the second time through increasing the flow rate of water, a mud drilling head 4 of the mud suction pipe 1 can impact the, the injector head 5 of the sluicing pipe 2 can increase the flow velocity and the pressure of water, can assist the impact to hardened sludge when providing dilution water, further promotes the excavation effect of hardened sludge, and the drill bit 4 and the injector head 5 mutually cooperate, cut the soil body and stretch into the mud layer and break away the soil body, thereby realizing the dredging excavation function.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (6)
1. The utility model provides an excavation sediment removal device under water which characterized in that: the mud suction device comprises a mud suction mechanism and a high-pressure flushing mechanism which are arranged side by side, wherein the mud suction mechanism comprises a mud suction pipe (1) made of rigid materials, the top end of the mud suction pipe (1) is connected with an impact type driving device, an adjusting valve (3) is arranged in the middle of the mud suction pipe, and a mud drilling head (4) is arranged at the bottom end of the mud suction pipe; the high-pressure flushing mechanism comprises a sludge flushing pipe (2), the top end of the sludge flushing pipe (2) is connected with the high-pressure water pump, and the bottom end of the sludge flushing pipe is provided with an injector head (5).
2. The underwater excavation dredging device of claim 1, wherein: the mud drilling head (4) is a conical cage formed by welding a plurality of connecting ribs, the connecting ribs are evenly arranged along the circumference of a pipe opening below the mud suction pipe (1), the top end of the connecting ribs is fixed on the pipe opening below the mud suction pipe (1), the bottom end of the connecting ribs is welded together to form a conical cage structure, and the top point of the conical cage is located on the axis of the mud suction pipe (1).
3. The underwater excavation dredging device of claim 2, wherein: the number of the connecting ribs is at least three.
4. The underwater excavation dredging device of claim 1, wherein: the mud suction pipe (1) and the adjusting valve (3) are connected through a flange plate joint (7) which are matched with each other, and the two flange plate joints (7) are fixedly connected into a sealed whole through a connecting bolt (8) and a connecting nut (9).
5. The underwater excavation dredging device of claim 1, wherein: the mud suction pipe (1) and the mud flushing pipe (2) are both made of steel pipes.
6. The underwater excavation dredging device of claim 5, wherein: the mud suction pipe (1) and the mud flushing pipe (2) are welded and fixed through the connecting ring (6), the connecting ring (6) is two steel rings which are welded together, and the inner diameters of the two steel rings are respectively matched with the outer diameters of steel pipes for manufacturing the mud suction pipe (1) and the mud flushing pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021327028.3U CN211472657U (en) | 2020-07-08 | 2020-07-08 | Underwater excavation dredging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021327028.3U CN211472657U (en) | 2020-07-08 | 2020-07-08 | Underwater excavation dredging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211472657U true CN211472657U (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021327028.3U Expired - Fee Related CN211472657U (en) | 2020-07-08 | 2020-07-08 | Underwater excavation dredging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211472657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073702A (en) * | 2021-04-14 | 2021-07-06 | 中国建筑一局(集团)有限公司 | Underwater excavation dredging device and construction method thereof |
-
2020
- 2020-07-08 CN CN202021327028.3U patent/CN211472657U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113073702A (en) * | 2021-04-14 | 2021-07-06 | 中国建筑一局(集团)有限公司 | Underwater excavation dredging device and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200911 Termination date: 20210708 |
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| CF01 | Termination of patent right due to non-payment of annual fee |