CN108149731A - A kind of dredging device for water conservancy projects - Google Patents
A kind of dredging device for water conservancy projects Download PDFInfo
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- CN108149731A CN108149731A CN201810074680.XA CN201810074680A CN108149731A CN 108149731 A CN108149731 A CN 108149731A CN 201810074680 A CN201810074680 A CN 201810074680A CN 108149731 A CN108149731 A CN 108149731A
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- Prior art keywords
- negative
- fixed
- fixed frame
- storehouse
- fan
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
- E02F3/90—Component parts, e.g. arrangement or adaptation of pumps
- E02F3/92—Digging elements, e.g. suction heads
- E02F3/9256—Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head
- E02F3/9262—Active suction heads; Suction heads with cutting elements, i.e. the cutting elements are mounted within the housing of the suction head with jets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of dredging device for water conservancy projects,Its structure includes fixed frame,Push up fixed plate,Fixing bracket,Negative pressure mechanism,Hanging ring,Body,Slush pump,Angle iron fixed frame,Water inlet,Discharge mechanism,Negative pressure mechanism is set on body top,Body and negative pressure mechanism are gap-matched,Negative pressure mechanism is by threaded rod,Block of spiral,Fixed plate,Support tube,Drive link,Electric wire,Connect electric block,Electric motor,First negative-pressure air fan,Control valve,Discharge pipe,Isolation cover,Mud storehouse,Slurry through pipe,Pulp inlet,Fan,Outlet pipe,Protective cover,Auxiliary Accrete clearing device can be regarded,Also dredging can voluntarily be carried out,It is easy to operate,Desilting efficiency data is high,Utilize negative-pressure air fan extract water and mud,Effectively mud is cleared up,User of service is without a large amount of switches of operation aside,Dredging is integrated flow,It only needs that at user of service's operation one dredging can be carried out.
Description
Technical field
The present invention is a kind of dredging device for water conservancy projects, belongs to hydraulic engineering field.
Background technology
Hydraulic and hydroelectric engineering culture has the side such as exploration, planning, design, construction, scientific research and management of hydraulic and hydroelectric engineering
The knowledge in face can be engaged in the advanced engineering of planning, design, construction, scientific research and management etc. work in departments such as water conservancy, water power
Technician, hydraulic projects cost management system student mainly learn mathematics, mechanics and building necessary to hydraulic and hydroelectric engineering is built
The basic theories and basic knowledge of structure etc., make student obtain necessary engineering design method, execution management method therefor and section
The propaedeutics of science study method has the base of hydraulic and hydroelectric engineering exploration, planning, design, construction, scientific research and management etc.
This ability, business training objective:This Specialization education adapts to 21 century water resources and hydropower construction hydraulic and hydroelectric engineering development need, tool
Have the advanced engineering talent of innovation and pioneering spirit, grasp to comprehensive system hydraulic and hydroelectric engineering planning, design, construction,
The basic theory and professional knowledge of management etc., have the ability that integrated use knowledge solves the problems, such as Practical Project, finish
Industry life can be engaged in planning in fields such as water conservancy and hydropower development of resources, large-scale water conservancy and hydropower hinge exploration, design, construction, management, set
Meter and scientific research, business fostering requirement:This Major mainly learn hydraulic and hydroelectric engineering build necessary to mathematics,
The basic theories and basic knowledge of mechanics and building structure etc. make student obtain necessary engineering design method, construction pipe
The propaedeutics of reason method and scientific research methods has hydraulic and hydroelectric engineering exploration, planning, design, construction, scientific research and management
Etc. basic capacity.
But the efficiency of prior art user of service dredging when in use is low, and user of service needs aside to operate many places
Switch, it is cumbersome, and can not be used together with different device, it is unicity machinery.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of dredging device for water conservancy projects, to solve to make
Efficiency with personnel's dredging when in use is low, and user of service needs aside to operate many places switch, cumbersome, and can not be with
Different device is used together, and is the problem of unicity is mechanical.
To achieve these goals, the present invention is to realize by the following technical solutions：A kind of hydraulic engineering dredging dress
Put, structure include fixed frame, top fixed plate, fixing bracket, negative pressure mechanism, hanging ring, body, slush pump, angle iron fixed frame,
Water inlet, discharge mechanism, the fixed frame top are equipped with top fixed plate, the top fixed plate and fixed frame welding and one
Change structure, the top fixed plate bottom is equipped with fixing bracket, the fixing bracket and top fixed plate integrally weldedization knot
Structure, the fixing bracket bottom are fixed with hanging ring；
Body is equipped in the middle part of the fixed frame, the body and fixed frame are integrated, the fixed frame
Bottom is equipped with angle iron fixed frame, the angle iron fixed frame and fixed frame integrally weldedization structure, the angle iron
Slush pump is fixed at left and right sides of fixed frame, the angle iron fixed frame bottom is fixed with water inlet, and described enters water
Mouth bottom is equipped with water outlet, and the water outlet and water inlet are integrated；
The negative pressure mechanism is set on body top, and the body and negative pressure mechanism are gap-matched, and described is negative
Press mechanism by threaded rod, block of spiral, fixed plate, support tube, drive link, electric wire, connect electric block, electric motor, the first negative-pressure air fan,
Control valve, discharge pipe, isolation cover, mud storehouse, slurry through pipe, pulp inlet, fan, outlet pipe, protective cover, the second negative-pressure air fan, gas
Storehouse, pressing plate, shaft, connecting rod composition are pressed, the threaded rod bottom is equipped with block of spiral, and the block of spiral and threaded rod use
It is threadedly coupled, the block of spiral is set in fixed plate, and the fixed plate and block of spiral are integrated, the fixation
Plate is fixed at air pressure silo roof end, and the air pressure storehouse bottom front is equipped with protective cover, and the protective cover and air pressure storehouse are one
Body structure is equipped with the second negative-pressure air fan inside the protective cover, and the air pressure orlop portion is equipped with outlet pipe, described
Outlet pipe and air pressure storehouse are integrated, and are equipped with connecting rod at left and right sides of the air pressure silo roof end, in the connecting rod
Equipped with shaft, the shaft and connecting rod are gap-matched, and the connecting rod front end is equipped with drive link, the transmission
Bar and connecting rod are integrated, and the drive link top is fixed with support tube, and the drive link bottom is equipped with
Electric wire, the electric wire, which is equipped with, connects electric block, and described connects electric block and electric wire electrical connection, and motor horse is equipped on the right side of the electric wire
It reaches, the electric motor and electric wire electrical connection, the electric wire bottom are equipped with the first negative-pressure air fan, first negative pressure wind
Machine and electric wire electrical connection, the first negative-pressure air fan bottom are fixed with isolation cover, and the isolation cover is installed on mud storehouse
Top, mud storehouse right side are equipped with fan, and the mud orlop portion is fixed with slurry through pipe, the slurry through pipe bottom
Portion is equipped with pulp inlet, and the pulp inlet and slurry through pipe are integrated, and discharge pipe is equipped on the left of the mud storehouse, described
Discharge pipe and mud storehouse be integrated, control valve is installed, the threaded rod and body are adopted on the discharge pipe
Use clearance fit；
The threaded rod is made of rotating disk, terminal pad, the body of rod, screw thread, and the rotation tray bottom is fixed with company
Disk is connect, the connection tray bottom is equipped with the body of rod, and the body of rod and terminal pad are integrated, fixed on the body of rod
Equipped with screw thread.
Further, second negative-pressure air fan is by outer housing, fan guard, flabellum, rotation blinds, vacuum motor group
Into.
Further, fan cover is fixed with inside the outer housing.
Further, vacuum motor is installed inside the fan cover.
Further, flabellum is equipped on the outside of the vacuum motor, the flabellum and vacuum motor are integrated.
Further, the flabellum is curved shape.
Further, it is described to connect there are two electric block sets.
Advantageous effect
A kind of dredging device for water conservancy projects of the present invention, user of service hold threaded rod rotation screw thread and are rotated on block of spiral,
The body of rod moves down band dynamic pressure plate and is pressed down against, and then pressing plate squeezes the air pressure inside air pressure storehouse, then the second negative pressure
Wind turbine running sucking water source, when water source and the air pressure being extruded mutually are collided, air pressure drives water source downwards from outlet pipe outflow pair
The dredging of bottom surface is washed away, and dredging is broken up, while when clamp collision is to connecting rod, rotary shaft rotation, is led on connecting rod picture
It is dynamic, drive link is then driven, drive link is supported pipe effect front end and tilts down, and then connects electric block docking for two pieces, followed by
Power cord is passed to information on electric motor, and electric motor running, electric wire produces electricl energy, and flows on the first negative-pressure air fan, the
The running of one negative-pressure air fan generates negative pressure, mud inside pulp inlet sucking mud storehouse, when mud storehouse is stacked into discharge pipe
It will be flowed out during height from discharge pipe, while user of service can regard auxiliary with the flow velocity of operation and control valve regulation mud
Accrete clearing device also can voluntarily carry out dredging, easy to operate, and desilting efficiency data is high, using negative-pressure air fan extract water and mud, effectively
Mud is cleared up, user of service is integrated flow without a large amount of switches of operation aside, dredging, it is only necessary to user of service
Dredging can be carried out by operating at one.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structure diagram of dredging device for water conservancy projects of the present invention；
Fig. 2 is a kind of structure diagram of dredging device for water conservancy projects negative pressure mechanism of the present invention；
Fig. 3 uses procedure chart for a kind of dredging device for water conservancy projects negative pressure mechanism of the present invention；
Fig. 4 uses procedure chart for a kind of dredging device for water conservancy projects negative pressure mechanism of the present invention；
Fig. 5 is a kind of structure diagram of dredging device for water conservancy projects threaded rod of the present invention；
Fig. 6 is a kind of structure diagram of the second negative-pressure air fan of dredging device for water conservancy projects of the present invention.
In figure：Fixed frame -1, top fixed plate -2, fixing bracket -3, negative pressure mechanism -4, hanging ring -5, body -6, slush pump -
7th, angle iron fixed frame -8, water inlet -9, discharge mechanism -10, threaded rod -401, block of spiral -402, fixed plate -403, support
Pipe -404, drive link -405, electric wire -406, connect electric block -407, electric motor -408, the first negative-pressure air fan -409, control valve -
410th, discharge pipe -411, isolation cover -412, mud storehouse -413, slurry through pipe -414, pulp inlet -415, fan -416, outlet pipe -
417th, protective cover -418, the second negative-pressure air fan -419, air pressure storehouse -420, pressing plate -421, shaft -422, connecting rod -423, rotation
Disk -40101, terminal pad -40102, the body of rod -40103, screw thread -40104, outer housing -41901, fan guard -41902, flabellum -
41903rd, blinds -41904, vacuum motor -41905 are rotated.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, with reference to
Specific embodiment, the present invention is further explained.
- Fig. 6 is please referred to Fig.1, the present invention provides a kind of dredging device for water conservancy projects technical solution：Its structure includes fixed frame
1st, it pushes up fixed plate 2, fixing bracket 3, negative pressure mechanism 4, hanging ring 5, body 6, slush pump 7, angle iron fixed frame 8, water inlet 9, go out
Water dispenser structure 10,1 top of fixed frame be equipped with top fixed plate 2, the top fixed plate 2 and fixed frame 1 welding with it is integrated
Structure, 2 bottom of top fixed plate are equipped with fixing bracket 3, the fixing bracket 3 and top 2 integrally weldedization of fixed plate
Structure, 3 bottom of fixing bracket are fixed with hanging ring 5；
1 middle part of fixed frame is equipped with body 6, and the body 6 and fixed frame 1 are integrated, and described consolidates
1 bottom of frame is determined equipped with angle iron fixed frame 8, and 1 integrally weldedization structure of the angle iron fixed frame 8 and fixed frame is described
The left and right sides of angle iron fixed frame 8 be fixed with slush pump 7,8 bottom of angle iron fixed frame is fixed with water inlet
9,9 bottom of water inlet is equipped with water outlet 10, and the water outlet 10 and water inlet 9 are integrated；
The negative pressure mechanism 4 is set on 6 top of body, and the body 6 and negative pressure mechanism 4 are gap-matched, described
Negative pressure mechanism 4 by threaded rod 401, block of spiral 402, fixed plate 403, support tube 404, drive link 405, electric wire 406, connect electric block
407th, electric motor 408, the first negative-pressure air fan 409, control valve 410, discharge pipe 411, isolation cover 412, mud storehouse 413, logical slurry
Pipe 414, pulp inlet 415, fan 416, outlet pipe 417, protective cover 418, the second negative-pressure air fan 419, air pressure storehouse 420, pressing plate
421st, shaft 422, connecting rod 423 form, and 401 bottom of threaded rod is equipped with block of spiral 402,402 He of block of spiral
Threaded rod 401 is using being threadedly coupled, and the block of spiral 402 is set in fixed plate 403, the fixed plate 403 and block of spiral
402 are integrated, and the fixed plate 403 is fixed at 420 top of air pressure storehouse, 420 bottom front of air pressure storehouse
Equipped with protective cover 418, the protective cover 418 and air pressure storehouse 420 are integrated, and 418 inside of protective cover is installed
There is the second negative-pressure air fan 419,420 bottom of air pressure storehouse is equipped with outlet pipe 417, the outlet pipe 417 and air pressure storehouse 420
It is integrated, connecting rod 423 is equipped at left and right sides of 420 top of air pressure storehouse, the connecting rod 423, which is equipped with, to be turned
Axis 422, the shaft 422 and connecting rod 423 are gap-matched, and 423 front end of connecting rod is equipped with drive link 405,
The drive link 405 and connecting rod 423 is integrated, and 405 top of drive link is fixed with support tube 404,
405 bottom of the drive link installation live wire 406, the electric wire 406 are equipped with and connect electric block 407, and described connects electric block 407
It is electrically connected with electric wire 406,406 right side of electric wire is equipped with electric motor 408,406 electricity of the electric motor 408 and electric wire
Connection, 406 bottom of electric wire are equipped with the first negative-pressure air fan 409, and first negative-pressure air fan 409 and electric wire 406 are electrically connected
It connects, 409 bottom of the first negative-pressure air fan is fixed with isolation cover 412, and the isolation cover 412 is installed on mud storehouse 413
Top, 413 right side of mud storehouse are equipped with fan 416, and 413 bottom of mud storehouse is fixed with slurry through pipe 414, institute
414 bottom of slurry through pipe stated is equipped with pulp inlet 415, and the pulp inlet 415 and slurry through pipe 414 are integrated, described
413 left side of mud storehouse is equipped with discharge pipe 411, and the discharge pipe 411 and mud storehouse 413 are integrated, the plasma discharge
Control valve 410 is installed, the threaded rod 401 and body 6 are gap-matched on pipe 411；
The threaded rod 401 is made of rotating disk 40101, terminal pad 40102, the body of rod 40103, screw thread 40104, described
40101 bottom of rotating disk be fixed with terminal pad 40102,40102 bottom of terminal pad is equipped with the body of rod 40103, described
The body of rod 40103 and terminal pad 40102 be integrated, screw thread 40104 is fixed on the body of rod 40103, it is described
The second negative-pressure air fan 419 by outer housing 41901, fan guard 41902, flabellum 41903, rotation blinds 41904, vacuum motor
41905 form, and fan cover 41902 is fixed with inside the outer housing 41901, is equipped with inside the fan cover 41902 negative
Medium-voltage Motor 41905,41905 outside of vacuum motor are equipped with flabellum 41903, the flabellum 41903 and vacuum motor
41905 are integrated, and the flabellum 41903 is curved shape, described to connect there are two electric block 407 sets.
The second negative-pressure air fan 419 described in this patent be using the cool principle of cross-ventilation, negative pressure ventilation, be it is a kind of by
The opposite direction of infield --- gate or window suck fresh air naturally, force discharge outdoor rapidly indoor sultry gas, appoint
What amendatory machine of improper ventilation problem, cooling ventilation effect is up to 90%-97%.
When being used, user of service holds threaded rod rotation screw thread and is rotated on block of spiral, and the body of rod moves down drive
Pressing plate is pressed down against, and then pressing plate squeezes the air pressure inside air pressure storehouse, then the second negative-pressure air fan running sucking water source,
When water source and the air pressure being extruded mutually are collided, air pressure drives water source to be rushed from outlet pipe outflow to the dredging of bottom surface downwards
Brush, dredging broken up, while when clamp collision is to connecting rod, rotary shaft rotation, is affected on connecting rod picture, is then driven and be driven
Bar, drive link are supported pipe effect front end and tilt down, and then connect electric block docking for two pieces, followed by power cord conveys information
Onto electric motor, electric motor running, electric wire produces electricl energy, and flows on the first negative-pressure air fan, the running production of the first negative-pressure air fan
Raw negative pressure sucks mud inside mud storehouse from pulp inlet, will be from plasma discharge when mud storehouse is stacked into the height of discharge pipe
Pipe flows out, while user of service can be with the flow velocity of operation and control valve regulation mud, such as first village one is adopted with automated information
Collection is low with the efficiency of the Accrete clearing device user of service dredging when in use of feedback, and user of service needs aside to operate many places and open
It closes, it is cumbersome, and can not be used together with different device, it is unicity machinery, then can use the present invention that can work as
Auxiliary Accrete clearing device is done, also can voluntarily carry out dredging, easy to operate, desilting efficiency data is high, utilizes negative-pressure air fan extract water and mud
Slurry, effectively clears up mud, and user of service is integrated flow without a large amount of switches of operation aside, dredging, it is only necessary to
Dredging can be carried out at user of service's operation one.
The present invention solves the problems, such as that the efficiency of user of service's dredging when in use is low, and user of service needs aside to operate
Many places switch, cumbersome, and can not be used together with different device, are unicity machinery, and the present invention passes through above-mentioned component
It is combined with each other, auxiliary Accrete clearing device can be regarded, also can voluntarily carry out dredging, easy to operate, desilting efficiency data is high, utilizes negative pressure
Wind turbine extract water and mud, effectively clear up mud, and user of service is without a large amount of switches of operation aside, dredging one
Body flow, it is only necessary to can carry out dredging at user of service's operation one.
The basic principles, main features and the advantages of the invention have been shown and described above, for this field skill
For art personnel, it is clear that the present invention is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes falling within the meaning and scope of the equivalent requirements of the claims in the present invention
It is interior.Any reference numeral in claim should not be considered as to the involved claim of limitation.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (6)
1. a kind of dredging device for water conservancy projects, structure includes fixed frame (1), top fixed plate (2), fixing bracket (3), Negative pressure machine
Structure (4), hanging ring (5), body (6), slush pump (7), angle iron fixed frame (8), water inlet (9), discharge mechanism (10), it is described
Fixed frame (1) top is equipped with top fixed plate (2), the top fixed plate (2) and fixed frame (1) welding and integral structure, institute
Top fixed plate (2) bottom stated is equipped with fixing bracket (3), the fixing bracket (3) and top fixed plate (2) integrally weldedization
Structure, the fixing bracket (3) bottom are fixed with hanging ring (5)；It is characterized in that：
Body (6) is equipped in the middle part of the fixed frame (1), the body (6) and fixed frame (1) are integrated, described
Fixed frame (1) bottom be equipped with angle iron fixed frame (8), the angle iron fixed frame (8) and fixed frame (1) are integrally welded
Change structure, slush pump (7), described angle iron fixed frame (8) bottom are fixed at left and right sides of the angle iron fixed frame (8)
Portion is fixed with water inlet (9), and the water inlet (9) bottom is equipped with water outlet (10), the water outlet (10) and enters water
Mouth (9) is integrated；
The negative pressure mechanism (4) is gap-matched set on body (6) top, the body (6) and negative pressure mechanism (4),
The negative pressure mechanism (4) is by threaded rod (401), block of spiral (402), fixed plate (403), support tube (404), drive link
(405), electric wire (406), connect electric block (407), electric motor (408), the first negative-pressure air fan (409), control valve (410), plasma discharge
Manage (411), isolation cover (412), mud storehouse (413), slurry through pipe (414), pulp inlet (415), fan (416), outlet pipe
(417), protective cover (418), the second negative-pressure air fan (419), air pressure storehouse (420), pressing plate (421), shaft (422), connecting rod
(423) it forms, the threaded rod (401) bottom is equipped with block of spiral (402), the block of spiral (402) and threaded rod (401)
Using threaded connection, the block of spiral (402) is in fixed plate (403), the fixed plate (403) and block of spiral
(402) it is integrated, the fixed plate (403) is fixed at air pressure storehouse (420) top, the air pressure storehouse (420)
Bottom front is equipped with protective cover (418), and the protective cover (418) and air pressure storehouse (420) are integrated, the protection
Second negative-pressure air fan (419) is installed, described air pressure storehouse (420) bottom is equipped with outlet pipe (417), described inside cover (418)
Outlet pipe (417) and air pressure storehouse (420) be integrated, connection is equipped at left and right sides of described air pressure storehouse (420) top
Bar (423), the connecting rod (423) are equipped with shaft (422), and the shaft (422) and connecting rod (423) are using gap
Cooperation, the connecting rod (423) front end are equipped with drive link (405), and the drive link (405) and connecting rod (423) are one
Body structure, the drive link (405) top are fixed with support tube (404), and the drive link (405) bottom is equipped with
Electric wire (406), the electric wire (406) are equipped with and connect electric block (407), described to connect electric block (407) and electric wire (406) is electrically connected
It connects, electric motor (408), the electric motor (408) and electric wire (406) electrical connection is equipped on the right side of the electric wire (406),
Described electric wire (406) bottom is equipped with the first negative-pressure air fan (409), first negative-pressure air fan (409) and electric wire (406) electricity
Connection, described the first negative-pressure air fan (409) bottom are fixed with isolation cover (412), and the isolation cover (412) is installed on mud
Pulp bin (413) top, the mud storehouse (413) right side are equipped with fan (416), and described mud storehouse (413) bottom is fixed
Equipped with slurry through pipe (414), the slurry through pipe (414) bottom is equipped with pulp inlet (415), the pulp inlet (415) and logical slurry
Pipe (414) is integrated, and is equipped with discharge pipe (411) on the left of the mud storehouse (413), the discharge pipe (411) and
Mud storehouse (413) is integrated, and control valve (410), the threaded rod are equipped on the discharge pipe (411)
(401) it is gap-matched with body (6)；
The threaded rod (401) is by rotating disk (40101), terminal pad (40102), the body of rod (40103), screw thread (40104) group
Into the rotating disk (40101) bottom is fixed with terminal pad (40102), and the terminal pad (40102) bottom is equipped with bar
Body (40103), the body of rod (40103) and terminal pad (40102) are integrated, solid on the body of rod (40103)
Surely it is equipped with screw thread (40104).
2. a kind of dredging device for water conservancy projects according to claim 1, it is characterised in that：Second negative-pressure air fan
(419) by outer housing (41901), fan guard (41902), flabellum (41903), rotation blinds (41904), vacuum motor
(41905) it forms.
3. a kind of dredging device for water conservancy projects according to claim 2, it is characterised in that：The outer housing (41901)
Inside is fixed with fan cover (41902).
4. a kind of dredging device for water conservancy projects according to claim 2, it is characterised in that：In the fan cover (41902)
Portion is equipped with vacuum motor (41905).
5. a kind of dredging device for water conservancy projects according to claim 2, it is characterised in that：The vacuum motor
(41905) outside is equipped with flabellum (41903), and the flabellum (41903) and vacuum motor (41905) are integrated.
6. a kind of dredging device for water conservancy projects according to claim 2, it is characterised in that：The outer housing (41901)
Front end is equipped with rotation blinds (41904).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074680.XA CN108149731A (en) | 2018-01-25 | 2018-01-25 | A kind of dredging device for water conservancy projects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074680.XA CN108149731A (en) | 2018-01-25 | 2018-01-25 | A kind of dredging device for water conservancy projects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108149731A true CN108149731A (en) | 2018-06-12 |
Family
ID=62459145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810074680.XA Pending CN108149731A (en) | 2018-01-25 | 2018-01-25 | A kind of dredging device for water conservancy projects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108149731A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2816618A1 (en) * | 1978-04-17 | 1979-10-25 | Schweitzer Karl Friedrich | Sea-bed mineral extraction system - has solids pump with motor and tilt indicator below protective housing |
| CN101191337A (en) * | 2006-11-30 | 2008-06-04 | 耿福明 | Submersible excavating pump |
| CN102865238A (en) * | 2012-10-08 | 2013-01-09 | 稳力（天津）环保科技有限公司 | Negative-pressure fan |
| CN203684304U (en) * | 2014-01-17 | 2014-07-02 | 李�杰 | Dredging device for water conservancy project |
| CN105862956A (en) * | 2016-03-29 | 2016-08-17 | 浙江海洋学院 | Novel river channel dredging device and method |
-
2018
- 2018-01-25 CN CN201810074680.XA patent/CN108149731A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2816618A1 (en) * | 1978-04-17 | 1979-10-25 | Schweitzer Karl Friedrich | Sea-bed mineral extraction system - has solids pump with motor and tilt indicator below protective housing |
| CN101191337A (en) * | 2006-11-30 | 2008-06-04 | 耿福明 | Submersible excavating pump |
| CN102865238A (en) * | 2012-10-08 | 2013-01-09 | 稳力（天津）环保科技有限公司 | Negative-pressure fan |
| CN203684304U (en) * | 2014-01-17 | 2014-07-02 | 李�杰 | Dredging device for water conservancy project |
| CN105862956A (en) * | 2016-03-29 | 2016-08-17 | 浙江海洋学院 | Novel river channel dredging device and method |
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Application publication date: 20180612 |
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| RJ01 | Rejection of invention patent application after publication |