CN108361203A - A kind of marine centrifugal pump of high service life - Google Patents
A kind of marine centrifugal pump of high service life Download PDFInfo
- Publication number
- CN108361203A CN108361203A CN201810303718.6A CN201810303718A CN108361203A CN 108361203 A CN108361203 A CN 108361203A CN 201810303718 A CN201810303718 A CN 201810303718A CN 108361203 A CN108361203 A CN 108361203A
- Authority
- CN
- China
- Prior art keywords
- fixed plate
- centrifugal pump
- service life
- high service
- screw rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/007—Details, component parts, or accessories especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of marine centrifugal pumps of high service life, including upside fixed plate, the mounting bracket that passes on left of upside fixed plate upper surface is equipped with Double shaft-extension asynchronous motor, the right side of upside fixed plate upper surface is equipped with centrifugal pump main body by mounting bracket, the power input shaft of centrifugal pump main body is connected with the power output shaft on the right side of Double shaft-extension asynchronous motor by shaft coupling, the lower surface of upside fixed plate is fixed with downside fixed plate by damping device, the lower surface of downside fixed plate is uniformly fixed, and there are four the universal wheels for carrying brake block, the water inlet of centrifugal pump main body and one end of bend pipe pass through flanged joint, gauze and circular yarn cloth on adjustable support frame prevent the sundries in cabin ponding to be inhaled into centrifugal pump main body, improve the service life of centrifugal pump main body;When sea situation is bad, damping device mitigates the vibrations that this high service life marine centrifugal pump is subject to, and ensures this high service life marine centrifugal pump normal work.
Description
Technical field
The present invention relates to centrifugation pump technical field, specially a kind of marine centrifugal pumps of high service life.
Background technology
Fire-fighting centrifugal pump peculiar to vessel is used for for naval vessel conveying fire water, extracts cabin ponding;High-speed rotating impeller blade band
Dynamic water rotation throws away water, to achieve the purpose that conveying.It is inhaled into centrifugal pump when having sundries, sundries in cabin ponding and can cause
Impeller blade damages so that the service life of centrifugal pump is low;And sea situation it is bad when, the stability of ship should not, influence centrifugal pump
Working efficiency.
Invention content
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of centrifugation peculiar to vessel of high service life
It pumps, the gauze and circular yarn cloth on adjustable support frame prevent the sundries in cabin ponding to be inhaled into centrifugal pump main body, improve
The service life of centrifugal pump main body;When sea situation is bad, damping device mitigates the vibrations that this high service life marine centrifugal pump is subject to,
Ensure this high service life marine centrifugal pump normal work, can effectively solve the problems in background technology.
To achieve the above object, the present invention provides the following technical solutions:A kind of marine centrifugal pump of high service life, including
The mounting bracket that passes on left of upside fixed plate, upside fixed plate upper surface is equipped with Double shaft-extension asynchronous motor, and upside is solid
The right side of fixed board upper surface is equipped with centrifugal pump main body by mounting bracket, and the power input shaft and Double shaft-extension of centrifugal pump main body are asynchronous
Power output shaft on the right side of motor is connected by shaft coupling, and the lower surface of upside fixed plate is fixed with downside by damping device
Fixed plate, uniformly there are four the universal wheels for carrying brake block for fixation for the lower surface of downside fixed plate.
The water inlet of centrifugal pump main body and one end of bend pipe are by flanged joint, on the other end of bend pipe and round fixed plate
The water outlet on surface is fixed with cylindrical adjustable support frame, is adjusted by flanged joint, the lower surface of round fixed plate
The lateral surface of supporting rack is bonded with gauze, and the lower surface bonds of adjustable support frame have round gauze, the upper table of upside fixed plate
Face is fixed with PLC controller, the output end electrical connection of the input terminal and external power supply of PLC controller, the output end of PLC controller
It is electrically connected with the input terminal of Double shaft-extension asynchronous motor.
As a preferred technical solution of the present invention, the quantity of the damping device is four, and four damping devices
It is separately fixed at four ends of downside fixed plate upper surface.
As a preferred technical solution of the present invention, the damping device includes the second screw rod, the lower end of the second screw rod
Be fixedly connected with the upper surface of downside fixed plate, the upper end of the second screw rod run through and extend to upside fixed plate top, second
The side of screw rod is socketed with spring, the upper surface of the lower surface and downside fixed plate of the upper and lower ends difference upside fixed plate of spring
Contact, the upper end of the second screw rod is connected with nut thread.
As a preferred technical solution of the present invention, the side of second screw rod is socketed with annular gasket and rubber subtracts
Shake device, the upper surface of annular gasket and the lower surface contact of nut, the lower surface of annular gasket and the upper surface of rubber absorbers
Contact, the lower surface of rubber absorbers and the upper surface contact of upside fixed plate.
As a preferred technical solution of the present invention, the adjustable support frame includes upper annulus, the following table of upper annulus
With the upper surface of lower annulus by supporting bent rod to connect, it is ten to support the quantity of bent rod in face, and ten support bent rods
Axis around upper annulus is angularly distributed, and supports the side of bent rod and the side bonds of gauze, the lower end of lower circle ring inner wall with
The both ends of cross bar are fixedly connected, and the lower surface bonds of lower annulus have round gauze.
As a preferred technical solution of the present invention, the support bent rod includes first support bar, first support bar
Upper end and upper annulus lower surface it is hinged by the first hinged seat, the lower end of first support bar and the upper end of second support bar are logical
It crosses the second hinged seat to be hinged, the upper surface of the lower end of second support bar and lower annulus is hinged by third hinged seat.
As a preferred technical solution of the present invention, the position that the fixed plate upper surface corresponds to cross bar is equipped with support dress
It sets, support device includes screwed pipe, and screwed pipe is fixed in the mounting hole of fixed plate upper surface, screwed pipe and the connection of the first screw flight,
The upper end of first screw rod is fixed with handle.
As a preferred technical solution of the present invention, the position that the cross bar upper surface corresponds to the first screw rod is fixed with card
It takes over, the diameter for being clamped inside pipe wall is more than the diameter of the first screw rod.
As a preferred technical solution of the present invention, the upper surface of the fixed plate is equipped with water logging by mounting bracket and passes
Sensor, the output end of water sensor and the input terminal electrical connection of PLC controller.
As a preferred technical solution of the present invention, pacify on the power input shaft on the left of the Double shaft-extension asynchronous motor
Equipped with radiator fan, the left end of Double shaft-extension asynchronous motor is fixed with air permeable cover, and radiator fan is located at the inside of air permeable cover.
Compared with prior art, the beneficial effects of the invention are as follows:The marine centrifugal pump of this high service life, adjustable support
Gauze and circular yarn cloth on frame prevent the sundries in cabin ponding to be inhaled into centrifugal pump main body, improve making for centrifugal pump main body
Use the service life;Worker rotates the first screw rod by handle, and the lower end of the first screw rod and clamping pipe contact, above and below the lower end of the first screw rod
Movement is to adjust the angle between first support bar and second support bar, and the height of adjustable support frame is easy to adjust, cabin
Ponding discharge is thorough, improves the drainage efficiency of this high service life marine centrifugal pump;When sea situation is bad, damping device mitigates this
The vibrations that high service life marine centrifugal pump is subject to ensure this high service life marine centrifugal pump normal work.
Description of the drawings
Fig. 1 is main structure diagram of the present invention;
Fig. 2 is structure enlargement diagram at A of the present invention;
Fig. 3 is adjustable support frame structural schematic diagram of the present invention;
Fig. 4 is present invention support bent rod structural schematic diagram.
In figure:1 air permeable cover, 2 radiator fans, 3 Double shaft-extension asynchronous motors, 4 shaft couplings, 5 centrifugal pump main bodys, 6 bend pipes,
7 support devices, 71 handles, 72 screwed pipes, 73 first screw rods, 8 damping devices, 81 second screw rods, 82 nuts, 83 annular gaskets, 84
Rubber absorbers, 85 springs, 9 adjustable support frames, 91 times annulus, 92 cross bars, 93 support bent rods, 931 first hinged seats,
932 first support bars, 933 second hinged seats, 934 second support bars, 935 third hinged seats, annulus on 94,10 gauzes, on 11
Side fixed plate, 12PLC controllers, 13 downside fixed plates, 14 universal wheels, 15 clamping pipes, 16 round gauzes, 17 round fixed plates,
18 water sensors.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution:A kind of marine centrifugal pump of high service life, including it is upper
The mounting bracket that passes on left of side fixed plate 11,11 upper surface of upside fixed plate is equipped with Double shaft-extension asynchronous motor 3, and upside is fixed
The right side of 11 upper surface of plate is equipped with centrifugal pump main body 5 by mounting bracket, and the power input shaft and Double shaft-extension of centrifugal pump main body 5 are different
The power output shaft on 3 right side of step motor is connected by shaft coupling 4, on the power input shaft in 3 left side of Double shaft-extension asynchronous motor
Radiator fan 2 is installed, the left end of Double shaft-extension asynchronous motor 3 is fixed with air permeable cover 1, and radiator fan 2 is located at air permeable cover 1
Inside, the power input shaft in the left side of Double shaft-extension asynchronous motor 3 drives radiator fan 2, the rotation of radiator fan 2 to reinforce Double shaft-extension
Ventilation at asynchronous motor 3 so that the lower surface of the good heat dissipation effect of Double shaft-extension asynchronous motor 3, upside fixed plate 11 is logical
It crosses damping device 8 and is fixed with downside fixed plate 13, the lower surface of downside fixed plate 13 is uniformly fixed, and there are four with brake block
Universal wheel 14, universal wheel 14 make the marine centrifugal pump conveniently moving of this high service life.
The quantity of damping device 8 is four, and four damping devices 8 are separately fixed at the four of downside 13 upper surface of fixed plate
A end, damping device 8 include the second screw rod 81, and the lower end of the second screw rod 81 and the upper surface of downside fixed plate 13, which are fixed, to be connected
It connects, the top of upside fixed plate 11 is run through and extended in the upper end of the second screw rod 81, and the side of the second screw rod 81 is socketed with spring
85, the lower surface of upside fixed plate 11 and the upper surface of downside fixed plate 13 contact the upper and lower ends of spring 85 respectively, the second spiral shell
The upper end of bar 81 and nut 82 are threadedly coupled, and the side of the second screw rod 81 is socketed with annular gasket 83 and rubber absorbers 84, ring
The upper surface of shape gasket 83 and the lower surface contact of nut 82, the upper surface of the lower surface and rubber absorbers 84 of annular gasket 83
Contact, the lower surface of rubber absorbers 84 and the upper surface contact of upside fixed plate 11, when sea situation is bad, damping device 8 mitigates
The vibrations that this high service life marine centrifugal pump is subject to.
By flanged joint, the other end and circle of bend pipe 6 are fixed for the water inlet of centrifugal pump main body 5 and one end of bend pipe 6
The water outlet of 17 upper surface of plate is fixed with cylindrical adjustable support frame by flanged joint, the lower surface of round fixed plate 17
9, the lateral surface of adjustable support frame 9 is bonded with gauze 10, and the lower surface bonds of adjustable support frame 9 have round gauze 16, product
Water is entered by gauze 10 or round gauze 16 in adjustable support frame 9, and the upper surface of fixed plate 17 is installed by mounting bracket
There are water sensor 18, the upper surface of upside fixed plate 11 to be fixed with PLC controller 12, when PLC controller 12 is passed by water logging
Sensor 18 detects that adjustable support frame 9 exposes the surface, and the included alarm equipment alarm of PLC controller 12, reminding worker to adjust can
Adjust the position of supporting rack 9, the output end electrical connection of the input terminal of PLC controller 12 and external power supply, PLC controller 12 it is defeated
The input terminal of outlet and Double shaft-extension asynchronous motor 3 is electrically connected, the output of the input terminal and water sensor 18 of PLC controller 12
End electrical connection.
Adjustable support frame 9 includes upper annulus 94, and the upper surface of the lower surface of upper annulus 94 and lower annulus 91 passes through support
Bent rod 93 connects, and the quantity of support bent rod 93 is ten, and ten support bent rods 93 are around the axis isogonism of upper annulus 94
Degree distribution, supports the side bonds of the side and gauze 10 of bent rod 93, the both ends of the lower end and cross bar 92 of lower 91 inner wall of annulus
It being fixedly connected, the lower surface bonds of lower annulus 91 have a round gauze 16, and support bent rod 93 includes first support bar 932, and first
The upper end of supporting rod 932 and the lower surface of upper annulus 94 are hinged by the first hinged seat 931, the lower end of first support bar 932 and
The upper end of second support bar 934 is hinged by the second hinged seat 933, the upper table of the lower end of second support bar 934 and lower annulus 91
Face is hinged by third hinged seat 935, and the gauze 10 and round gauze 16 on adjustable support frame 9 prevent miscellaneous in cabin ponding
Object is inhaled into centrifugal pump main body 5, improves the service life of centrifugal pump main body 5.
The position that 17 upper surface of fixed plate corresponds to cross bar 92 is equipped with support device 7, and support device 7 includes screwed pipe 72, screwed pipe
72 are fixed in the mounting hole of 17 upper surface of fixed plate, and screwed pipe 72 and the first screw rod 73 are threadedly coupled, the upper end of the first screw rod 73
It is fixed with handle 71, the position that 92 upper surface of cross bar corresponds to the first screw rod 73 is fixed with clamping pipe 15, is clamped the straight of 15 inner wall of pipe
Diameter is more than the diameter of the first screw rod 73, and worker rotates the first screw rod 73 by handle 71, and the lower end of the first screw rod 73 and clamping are managed
15 contacts, the lower end of the first screw rod 73 moves up and down to adjust the folder between first support bar 932 and second support bar 934
The height at angle, adjustable support frame 9 is easy to adjust, and the discharge of cabin ponding is thorough, improves this high service life marine centrifugal pump
Drainage efficiency.
It is means commonly used in the prior art that PLC controller 12, which controls Double shaft-extension asynchronous motor 3,.
When in use:The marine centrifugal pump of this high service life is moved to operating position by worker, and worker passes through handle
71 the first screw rods 73 of rotation, the lower end of the first screw rod 73 and clamping pipe 15 contact, the lower end of the first screw rod 73 move down so that
Angle between first support bar 932 and second support bar 934 gradually increases, and adjustable support frame 9 is put into ponding by worker
In, and ponding covers adjustable support frame 9 completely.
Worker controls Double shaft-extension asynchronous motor 3 by PLC controller 12 and works, 3 right side of Double shaft-extension asynchronous motor
Power output shaft drives the power input shaft of centrifugal pump main body 5 to rotate by shaft coupling 4,5 work extraction cabin of centrifugal pump main body
In ponding;When PLC controller 12 detects that adjustable support frame 9 exposes the surface by water sensor 18, PLC controller 12
Included alarm equipment alarm reminds worker to adjust the position of adjustable support frame 9.
The power input shaft in 3 left side of Double shaft-extension asynchronous motor drives radiator fan 2, the rotation of radiator fan 2 to reinforce twin shaft
Stretch the ventilation at asynchronous motor 3 so that the good heat dissipation effect of Double shaft-extension asynchronous motor 3;When sea situation is bad, damping device 8
Mitigate the vibrations that this high service life marine centrifugal pump is subject to.
The present invention, gauze 10 and round gauze 16 on adjustable support frame 9 prevent the sundries in cabin ponding to be inhaled into
In centrifugal pump main body 5, the service life of centrifugal pump main body 5 is improved;Worker rotates the first screw rod 73, the first screw rod by handle 71
73 lower end and clamping pipe 15 contact, and the lower end of the first screw rod 73 moves up and down to adjust first support bar 932 and second
The height of angle between strut 934, adjustable support frame 9 is easy to adjust, and the discharge of cabin ponding is thorough, improves the use of this height
The drainage efficiency of service life marine centrifugal pump;When sea situation is bad, damping device 8 mitigates what this high service life marine centrifugal pump was subject to
Vibrations ensure this high service life marine centrifugal pump normal work.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of marine centrifugal pump of high service life, including upside fixed plate (11), it is characterised in that:The upside fixed plate
(11) mounting bracket that passes on left of upper surface is equipped with Double shaft-extension asynchronous motor (3), the right side of upside fixed plate (11) upper surface
Side is equipped with centrifugal pump main body (5), the power input shaft and Double shaft-extension asynchronous motor of centrifugal pump main body (5) by mounting bracket
(3) power output shaft on the right side of is connected by shaft coupling (4), and the lower surface of upside fixed plate (11) is solid by damping device (8)
Surely there is downside fixed plate (13), the lower surface of downside fixed plate (13) is uniformly fixed, and there are four the universal wheels for carrying brake block
(14);
By flanged joint, the other end and circle of bend pipe (6) are solid for the water inlet of centrifugal pump main body (5) and one end of bend pipe (6)
The water outlet of fixed board (17) upper surface is fixed with cylindrical be adjusted by flanged joint, the lower surface of round fixed plate (17)
The lateral surface of supporting rack (9), adjustable support frame (9) is bonded with gauze (10), and the lower surface bonds of adjustable support frame (9) have
The upper surface of round gauze (16), upside fixed plate (11) is fixed with PLC controller (12), the input terminal of PLC controller (12)
It is electrically connected with the output end of external power supply, the output end of PLC controller (12) and the input terminal electricity of Double shaft-extension asynchronous motor (3)
Connection.
2. a kind of marine centrifugal pump of high service life according to claim 1, it is characterised in that:The damping device
(8) quantity is four, and four damping devices (8) are separately fixed at four ends of downside fixed plate (13) upper surface.
3. a kind of marine centrifugal pump of high service life according to claim 1, it is characterised in that:The damping device
(8) including the second screw rod (81), the lower end of the second screw rod (81) is fixedly connected with the upper surface of downside fixed plate (13), the second spiral shell
The top of upside fixed plate (11) is run through and extended in the upper end of bar (81), and the side of the second screw rod (81) is socketed with spring
(85), the lower surface of upside fixed plate (11) and the upper surface of downside fixed plate (13) connect the upper and lower ends of spring (85) respectively
It touches, the upper end of the second screw rod (81) and nut (82) are threadedly coupled.
4. a kind of marine centrifugal pump of high service life according to claim 3, it is characterised in that:Second screw rod
(81) side is socketed with annular gasket (83) and rubber absorbers (84), the upper surface of annular gasket (83) and nut (82)
Lower surface contacts, the lower surface of annular gasket (83) and the upper surface contact of rubber absorbers (84), rubber absorbers (84)
Lower surface and the contact of the upper surface of upside fixed plate (11).
5. a kind of marine centrifugal pump of high service life according to claim 1, it is characterised in that:The adjustable support
Frame (9) includes upper annulus (94), and the lower surface of upper annulus (94) and the upper surface of lower annulus (91) are by supporting bent rod (93)
Connection, support bent rod (93) quantity be ten, and ten support bent rods (93) around upper annulus (94) axis angularly
Distribution, the side bonds of the side and gauze (10) of support bent rod (93), lower end and the cross bar (92) of lower annulus (91) inner wall
Both ends be fixedly connected, the lower surface bonds of lower annulus (91) have round gauze (16).
6. a kind of marine centrifugal pump of high service life according to claim 5, it is characterised in that:The support bent rod
(93) include that first support bar (932), the upper end of first support bar (932) and the lower surface of upper annulus (94) are hinged by first
Seat (931) is hinged, and the lower end of first support bar (932) and the upper end of second support bar (934) are cut with scissors by the second hinged seat (933)
It connects, the upper surface of the lower end of second support bar (934) and lower annulus (91) is hinged by third hinged seat (935).
7. a kind of marine centrifugal pump of high service life according to claim 1, it is characterised in that:The fixed plate (17)
The position that upper surface corresponds to cross bar (92) is equipped with support device (7), and support device (7) includes screwed pipe (72), and screwed pipe (72) is fixed
In the mounting hole of fixed plate (17) upper surface, screwed pipe (72) and the first screw rod (73) are threadedly coupled, the first screw rod (73) it is upper
End is fixed with handle (71).
8. a kind of marine centrifugal pump of high service life according to claim 6, it is characterised in that:On the cross bar (92)
The position that surface corresponds to the first screw rod (73) is fixed with clamping pipe (15), and the diameter of clamping pipe (15) inner wall is more than the first screw rod
(73) diameter.
9. a kind of marine centrifugal pump of high service life according to claim 1, it is characterised in that:The fixed plate (17)
Upper surface water sensor (18), the output end and PLC controller (12) of water sensor (18) are equipped with by mounting bracket
Input terminal electrical connection.
10. a kind of marine centrifugal pump of high service life according to claim 1, it is characterised in that:The Double shaft-extension is different
Radiator fan (2) is installed on power input shaft on the left of step motor (3), the left end of Double shaft-extension asynchronous motor (3) is fixed
There are air permeable cover (1), radiator fan (2) to be located at the inside of air permeable cover (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810303718.6A CN108361203A (en) | 2018-04-03 | 2018-04-03 | A kind of marine centrifugal pump of high service life |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810303718.6A CN108361203A (en) | 2018-04-03 | 2018-04-03 | A kind of marine centrifugal pump of high service life |
Publications (1)
Publication Number | Publication Date |
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CN108361203A true CN108361203A (en) | 2018-08-03 |
Family
ID=63001782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810303718.6A Withdrawn CN108361203A (en) | 2018-04-03 | 2018-04-03 | A kind of marine centrifugal pump of high service life |
Country Status (1)
Country | Link |
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CN (1) | CN108361203A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112138311A (en) * | 2020-09-30 | 2020-12-29 | 陈继谊 | Box body heat dissipation fire extinguishing device for cloud computing |
-
2018
- 2018-04-03 CN CN201810303718.6A patent/CN108361203A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112138311A (en) * | 2020-09-30 | 2020-12-29 | 陈继谊 | Box body heat dissipation fire extinguishing device for cloud computing |
CN112138311B (en) * | 2020-09-30 | 2021-12-24 | 深圳市众工装饰消防工程有限公司 | Box body heat dissipation fire extinguishing device for cloud computing |
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Application publication date: 20180803 |