CN110219807A - A kind of Diesel Driven self priming pump and control guard method - Google Patents
A kind of Diesel Driven self priming pump and control guard method Download PDFInfo
- Publication number
- CN110219807A CN110219807A CN201910671366.4A CN201910671366A CN110219807A CN 110219807 A CN110219807 A CN 110219807A CN 201910671366 A CN201910671366 A CN 201910671366A CN 110219807 A CN110219807 A CN 110219807A
- Authority
- CN
- China
- Prior art keywords
- clutch
- pump
- diesel
- diesel engine
- shaft
- 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.)
- Pending
Links
- 230000037452 priming Effects 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 210000003746 feather Anatomy 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 238000009835 boiling Methods 0.000 claims description 5
- 238000005461 lubrication Methods 0.000 claims description 4
- 206010003671 Atrioventricular Block Diseases 0.000 claims description 2
- 208000010271 Heart Block Diseases 0.000 claims description 2
- 238000005119 centrifugation Methods 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010338 mechanical breakdown Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/06—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
- F02D29/04—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving 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
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal 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
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/021—Units comprising pumps and their driving means containing a coupling
-
- 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
- F04D13/021—Units comprising pumps and their driving means containing a coupling
- F04D13/024—Units comprising pumps and their driving means containing a coupling a magnetic coupling
-
- 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
- F04D9/00—Priming; Preventing vapour lock
- F04D9/004—Priming of not self-priming pumps
- F04D9/006—Priming of not self-priming pumps by venting gas or using gas valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D13/00—Friction clutches
- F16D13/22—Friction clutches with axially-movable clutching members
- F16D13/38—Friction clutches with axially-movable clutching members with flat clutching surfaces, e.g. discs
- F16D13/40—Friction clutches with axially-movable clutching members with flat clutching surfaces, e.g. discs in which the or each axially-movable member is pressed exclusively against an axially-located member
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D27/00—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor
- F16D27/02—Magnetically- or electrically- actuated clutches; Control or electric circuits therefor with electromagnets incorporated in the clutch, i.e. with collecting rings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Abstract
A kind of Diesel Driven self priming pump and control guard method, belong to self-priming pump technical field, and the present invention is in order to solve the problems, such as that current conventional gasoline or diesel-driven water pump lack safeguard measure.Diesel engine, suction vacuum plant and centrifugal pump are sequentially arranged on pedestal, the flywheel of diesel engine is connected by clutch with the one end for inhaling vacuum plant transmission shaft, clutch is equipped with thrust device, thrust device is for driving clutch, the other end for inhaling vacuum plant transmission shaft is connected with the pump shaft of centrifugal pump, centrifugal pump is connected to by pump intake pipeline with water source, it inhales vacuum plant and is equipped with pressure chamber body, pressure chamber body is connected to by gas-guide tube with suction-chamber's body, suction-chamber's body is connected to pump intake pipeline, and power control cabinet is electrically connected with diesel engine, thrust device and suction vacuum plant respectively.A kind of Diesel Driven self priming pump of the invention and control guard method can monitor self priming pump state automatically, and self priming pump is avoided to break down because of high temperature or low temperature.
Description
Technical field
The present invention relates to a kind of self priming pumps, and in particular to a kind of Diesel Driven self priming pump and control guard method belong to
Self-priming pump technical field.
Background technique
No fixed pump station and non-transformer area, as field oil drilling, geological exploration and promptly control flood and drain flooded fields, drought resisting is robbed
Danger, interim water transfer, inspection shaft draining, require using diesel engine or petrol driven water pump.(the also known as mobile draining pump of integral type
Stand) have many advantages, such as to fast move, structure is simple and convenient to operate.
Ordinary Centrifugal Pumps need on startup it is intracavitary full of medium, need in water pump positive pressure water or it is artificial fill pump, and what is pumped enters
Bottom valve need to be arranged in mouth.In field when construction operation, it is difficult to realize water in positive pressure, field, which fills pump, to be also inconvenient to operate.If used
Immersible pump draws water, then needs in addition to configure generator, not only increases cost management equipment difficulty and increases, and waterline is arranged
Also very inconvenient.
Under normal conditions, be all that water pump is directly driven using diesel engine or gasoline engine, the typically no additional protection of pump group or
Safeguard measure.Due to pumping in field work, the outdoor placement of general device, without solar protection installation, summer equipment is exposed to the sun by burning sun, if
Standby temperature sharply rises, and when diesel coolant box temperature degree rises to boiling point, lubricating condition is destroyed rapidly, and seriously affecting equipment makes
Use the service life.
In extremely frigid zones winter field operation, due to there is no heater by service, if the guarantor that equipment itself is not necessarily to
Protect Insulation, diesel engine, gasoline engine can with surrounding environment change, when temperature reduce to freezing point and it is following when, at this moment start bavin
Oil machine or gasoline engine, cylinder are brought rapidly up, and since lubricant effect is poor, temperature rise is violent, easily cause engine mechanical breakdown, seriously
The service life of especially diesel engine, gasoline engine is influenced, and increases substantially the maintenance of equipment, maintenance cost.
Summary of the invention
The object of the present invention is to provide a kind of Diesel Driven self priming pump and control guard methods, to solve traditional vapour at present
Oily or diesel-driven water pump lacks safeguard measure, when low temperature or hot environment work, can not autostop, be easy to setting
Standby the problem of damaging.
A kind of Diesel Driven self priming pump includes pedestal, diesel engine, clutch, thrust device, inhales vacuum plant, pressure chamber
Body, centrifugal pump, pump intake pipeline, suction-chamber's body, gas-guide tube and power control cabinet；
Diesel engine, suction vacuum plant and centrifugal pump are sequentially arranged on pedestal, and the flywheel of diesel engine by clutch and is inhaled
One end of vacuum plant transmission shaft is connected, and clutch is equipped with thrust device, and thrust device inhales vacuum for driving clutch
The other end of device transmission shaft is connected with the pump shaft of centrifugal pump, and centrifugal pump is connected to by pump intake pipeline with water source, inhales vacuum
Device is equipped with pressure chamber body, and pressure chamber body is connected to by gas-guide tube with suction-chamber's body, and suction-chamber's body is connected to pump intake pipeline, power control cabinet point
It is not electrically connected with diesel engine, thrust device and suction vacuum plant.
Preferred: diesel engine includes cooling water tank, flywheel, the first temperature detect switch (TDS) and the second temperature detect switch (TDS)；
The side of diesel engine is equipped with cooling water tank, and the other side of diesel engine is equipped with flywheel, and flywheel is connected with clutch, bavin
The first temperature detect switch (TDS) and the second temperature detect switch (TDS) are respectively equipped in oil machine and cooling water tank.
It is preferred: clutch include friction plate, flywheel guard, clutch Moving plate, Moving plate hinged shaft, support hinged shaft, clutch lever,
Reset spring and sliding fork；
Flywheel guard is arranged on flywheel, and the middle part of clutch lever is hinged by support hinged shaft and flywheel guard, clutch lever
One end is hinged by Moving plate hinged shaft and clutch Moving plate, and the other end of clutch lever is by sliding the electronic of fork and thrust device
Push rod is connected, and clutch Moving plate is connected by reset spring with flywheel guard, and friction is equipped between clutch Moving plate and flywheel
Piece, for friction plate through spline housing on the transmission shaft for inhaling vacuum plant, clutch Moving plate can push friction plate to contact with flywheel.
Preferred: thrust device includes electric pushrod, stroke dog, first stroke switch and second stroke switch；
Electric pushrod is equipped in thrust device main body, electric pushrod is connected with sliding fork, on the push rod of electric pushrod
Equipped with stroke dog, stroke dog is located between first stroke switch and second stroke switch, first stroke switch and the second row
Cheng Kaiguan is arranged in thrust device main body, and first stroke switch and second stroke switch the opening and closing for controlling electric pushrod.
It is preferred: inhale vacuum plant include transmission shaft, first bearing, second bearing, pin shaft, connecting rod, crank, eccentric block,
Shaft coupling, transmission feather key and electromagnetic clutch；
One end of transmission shaft is connected with the friction plate in clutch, and the other end of transmission shaft passes through shaft coupling and centrifugal pump
Pump shaft be connected, electromagnetic clutch by be driven feather key be mounted on transmission shaft, the shell of electromagnetic clutch is fixed on suction
On vacuum plant cabinet, eccentric block is mounted on transmission shaft by first bearing, and one end of eccentric block and electromagnetic clutch are dynamic
Disk is connected, and crank is mounted on eccentric block by second bearing, and crank is connected by pin shaft with connecting rod, connecting rod and pressure chamber body
Interior suction vacuum component is connected.
Preferred: centrifugal pump includes impeller, spiral case, pump shaft, 3rd bearing and outlet valve；
One end of pump shaft is arranged in impeller, and is located in spiral case, and the other end of pump shaft is connected by shaft coupling with transmission shaft
It connects, spiral case is connected to pump intake pipeline, and pump shaft is mounted in centrifugal pump main body by 3rd bearing, and outlet valve is mounted on centrifugal pump
Outlet(discharge) flange on.
Preferred: electromagnetic clutch includes electromagnetic clutch Moving plate, electromagnetic clutch core iron and electromagnetic clutch shell；
Electromagnetic clutch shell is mounted on the cabinet for inhaling vacuum plant, and electromagnetic clutch Moving plate is connected with eccentric block,
Electromagnetic clutch core iron is arranged on transmission shaft by transmission feather key.
It is preferred: liquid-level switch to be equipped in suction-chamber's body, liquid-level switch is for controlling electromagnetic clutch opening and closing.
A kind of control guard method of Diesel Driven self priming pump, comprising the following steps:
Step a is opened and closed with liquid-level switch control electromagnetic clutch, and then is controlled the starting of pressure chamber body, stopped, to control suction
Vacuum plant opening and closing, after the air in centrifugal pump is sucked out and is discharged to except system by pressure chamber body, due to the effect in atmospheric pressure
Under, the medium in pond is constantly pressed into system, and when liquid level increases and floats liquid-level switch, letter is issued when liquid-level switch
Number, electric signal, which is handled by power control cabinet and powered off to electromagnetic clutch, issues power-off signal, electromagnetic clutch power-off separation, pressure chamber
Body stops working, and medium liquid level has met the entry condition of centrifugal pump in centrifugal pump at this time, and then centrifugal pump is started to work, at this time
Outlet valve is opened, centrifugal pump starts draining；
Step b controls thrust device with the first temperature detect switch (TDS) of open type, and then controls clutch whether to realize diesel engine
Centrifugal pump is dragged, when unit ambient temperature is lower than set temperature, the first temperature detect switch (TDS) is closed, the low temperature report in power control cabinet
Alert device alarm, while power control cabinet is to electric pushrod power transmission, electric pushrod work once electrified, after separating clutch, electric pushrod uplink
After journey block touches second stroke switch, electric pushrod stops, at this time diesel air load operation, when diesel air load operation
After a period of time, device temperature is increased, and when being able to satisfy diesel lubrication condition, the first temperature detect switch (TDS) is disconnected, while electric pushrod
It is electricly reversed, it loosens the clutch, stops after stroke dog touching second stroke switch, diesel engine can drive suction vacuum holding at this time
It sets and centrifugal pump；
Step c controls thrust device with the second temperature detect switch (TDS) of open type, and then controls clutch to realize that diesel engine disengages
To the driving force of centrifugal pump, when diesel engine radiator temperature is close to boiling point, the second temperature detect switch (TDS) is closed, the high temperature alarm in power control cabinet
Device alarm, while power control cabinet is to electric pushrod power transmission, electric pushrod work once electrified, separates clutch, electronic after clutch separation
After stroke dog touching second stroke switch on push rod, thrust device stops working, at this time diesel air load operation.
The present invention has the effect that compared with existing product
1, vacuum plant and electromagnetic clutch are inhaled by setting, centrifugal pump are made to realize automatic exhaust, at the same by water suck from
Heart pump；
2, by setting temperature detect switch (TDS), clutch and thrust device, diesel engine temperature it is excessively high or in low temperature environment work
When making, diesel engine can be made automatically into no-load run mode, long-time high temperature or cold operation is avoided to lead to equipment damage.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of Diesel Driven self priming pump；
Fig. 2 is the structural schematic diagram of diesel engine；
Fig. 3 is the structural schematic diagram of clutch and thrust device；
Fig. 4 is the structural schematic diagram of power control cabinet；
Fig. 5 is the structural schematic diagram for inhaling vacuum plant；
Fig. 6 is the structural schematic diagram of centrifugal pump.
In figure: 1- pedestal, 2- diesel engine, 3- clutch, 4- thrust device, 5- inhale vacuum plant, 6- electromagnetic clutch, 7-
Pressure chamber body, 8- centrifugal pump, 9- pump intake pipeline, the suction-chamber 10- body, 11- gas-guide tube, 12- liquid-level switch, 13- power control cabinet, 131- high
Warm alarm, 132- low temperature alarm, 21- cooling water tank, 22- flywheel, the first temperature detect switch (TDS) of 23-, the second temperature detect switch (TDS) of 24-,
31- friction plate, 32- flywheel guard, 33-, clutch Moving plate, 34- Moving plate hinged shaft, 35- support hinged shaft, 36- clutch lever, 37- are multiple
Position spring, 38- sliding fork, 41- electric pushrod, 42- stroke dog, 43- first stroke switch, 44- second stroke switch,
51- transmission shaft, 52- first bearing, 53- second bearing, 54- pin shaft, 55- connecting rod, 56- crank, 57- eccentric block, 58- shaft coupling
Device, 59- are driven feather key, 61- electromagnetic clutch Moving plate, 62- electromagnetic clutch core iron, 63- electromagnetic clutch shell, 81- leaf
Wheel, 82- spiral case, 83- pump shaft, 84- 3rd bearing, 85- outlet valve.
Specific embodiment
The preferred embodiment of the present invention is elaborated below according to attached drawing.
As shown in Figures 1 to 5, a kind of Diesel Driven self priming pump of the present invention and control guard method include pedestal
1, diesel engine 2, clutch 3, thrust device 4, inhale vacuum plant 5, pressure chamber body 7, centrifugal pump 8, pump intake pipeline 9, suction-chamber's body 10,
Gas-guide tube 11 and power control cabinet 13；
Diesel engine 2, suction vacuum plant 5 and centrifugal pump 8 are sequentially arranged on pedestal 1, and the flywheel of diesel engine 2 passes through clutch
3 are connected with the one end for inhaling 5 transmission shaft of vacuum plant, and clutch 3 is equipped with thrust device 4, and thrust device 4 is for driving clutch
Device 3, the other end for inhaling 5 transmission shaft of vacuum plant are connected with the pump shaft of centrifugal pump 8, and centrifugal pump 8 passes through pump intake pipeline 9 and water
Source connection inhales vacuum plant 5 and is equipped with pressure chamber body 7, and pressure chamber body 7 is connected to by gas-guide tube 11 with suction-chamber's body 10, suction-chamber's body 10 and
Pump intake pipeline 9 is connected to, and power control cabinet 13 is electrically connected with diesel engine 2, thrust device 4 and suction vacuum plant 5 respectively；
Power control cabinet 13 is equipped with high temperature alarm 131 and low temperature alarm 132.
Further, diesel engine 2 includes cooling water tank 21, flywheel 22, the first temperature detect switch (TDS) 23 and the second temperature detect switch (TDS) 24；
The side of diesel engine 2 is equipped with cooling water tank 21, and the other side of diesel engine 2 is equipped with flywheel 22, flywheel 22 and clutch 3
It is connected, the first temperature detect switch (TDS) 23 and the second temperature detect switch (TDS) 24 is respectively equipped on diesel engine 2 and cooling water tank 21；First temperature control is opened
23 are closed, temperature controlling range is 0 DEG C~5 DEG C；With the second temperature detect switch (TDS) 24；Its temperature controlling range is 95 DEG C~100 DEG C.
Further, clutch 3 includes friction plate 31, flywheel guard 32, clutch Moving plate 33, Moving plate hinged shaft 34, support hinged shaft
35, clutch lever 36, reset spring 37 and sliding fork 38；
Flywheel guard 32 is arranged on flywheel 22, and the middle part of clutch lever 36 is hinged by support hinged shaft 35 and flywheel guard 32,
One end of clutch lever 36 is hinged by Moving plate hinged shaft 34 and clutch Moving plate 33, and the other end of clutch lever 36 is pulled out by sliding
Fork 38 is connected with the electric pushrod of thrust device 4, and clutch Moving plate 33 is connected by reset spring 37 with flywheel guard 32, from
Friction plate 31 is equipped between clutch Moving plate 33 and flywheel 22, friction plate 31 passes through spline housing on the transmission shaft for inhaling vacuum plant 5,
Clutch Moving plate 33 can push friction plate 31 to contact with flywheel 22.
Further, thrust device 4 includes that electric pushrod 41, stroke dog 42, first stroke switch 43 and second stroke are opened
Close 44；
Electric pushrod 41 is equipped in 4 main body of thrust device, electric pushrod 41 is connected with sliding fork 38, electric pushrod 41
Push rod be equipped with stroke dog 42, stroke dog 42 is between first stroke switch 43 and second stroke switch 44, first
Travel switch 43 and second stroke switch 44 are arranged in 4 main body of thrust device, first stroke switch 43 and second stroke switch
44 for controlling the opening and closing of electric pushrod 41.
Further, inhaling vacuum plant 5 includes transmission shaft 51, first bearing 52, second bearing 53, pin shaft 54, connecting rod 55, song
Handle 56, eccentric block 57, shaft coupling 58, transmission feather key 59 and electromagnetic clutch 6；
One end of transmission shaft 51 is connected with the friction plate 31 in clutch 3, and the other end of transmission shaft 51 passes through shaft coupling
58 are connected with the pump shaft of centrifugal pump 8, and electromagnetic clutch 6 is mounted on transmission shaft 51 by being driven feather key 59, electromagnetic clutch
The shell of device 6, which is fixed on, to be inhaled on 5 cabinet of vacuum plant, and eccentric block 57 is mounted on transmission shaft 51 by first bearing 52, and partially
One end of heart block 57 is connected with 6 Moving plate of electromagnetic clutch, and crank 56 is mounted on eccentric block 57 by second bearing 53, crank
56 are connected by pin shaft 54 with connecting rod 55, and connecting rod 55 is connected with the suction vacuum component in pressure chamber body 7.
Further, centrifugal pump 8 includes impeller 81, spiral case 82, pump shaft 83,3rd bearing 84 and outlet valve 85；
Impeller 81 is arranged in one end of pump shaft 83, and is located in spiral case 82, the other end of pump shaft 83 by shaft coupling 58 with
Transmission shaft 51 is connected, and spiral case 82 is connected to pump intake pipeline 9, and pump shaft 83 is mounted on 8 main body of centrifugal pump by 3rd bearing 84
On, outlet valve 85 is mounted on the outlet(discharge) flange of centrifugal pump 83.
Further, electromagnetic clutch 6 includes outside electromagnetic clutch Moving plate 61, electromagnetic clutch core iron 62 and electromagnetic clutch
Shell 63；
Electromagnetic clutch shell 63 is mounted on the cabinet for inhaling vacuum plant 5, electromagnetic clutch Moving plate 61 and eccentric block 57
It is connected, electromagnetic clutch core iron 62 is arranged on transmission shaft 51 by transmission feather key 59.
Further, being equipped with liquid-level switch 12 in suction-chamber's body 10, liquid-level switch is for controlling the opening and closing of electromagnetic clutch 6；First
Temperature detect switch (TDS) 23, the second temperature detect switch (TDS) 24, electromagnetic clutch 6, liquid-level switch 12, outlet valve 85, electric pushrod 41, first stroke
Switch 43, second stroke switch 44 are connected by respective conducting wire and power control cabinet 13.High temperature alarm 131, low temperature alarm
132 are mounted on 13 panel of power control cabinet power control cabinet, and connected by conducting wire.
Pressure chamber body 7 is the Strong self priming pump patented technology product of Harbin Qinggonglin Pump Co., Ltd.'s production, application
Number: CN2005100110182.1, title: " two-action gas absorber with gas-exhausting function " electromagnetic clutch 6 be dry type or Wet-type multi-disc electromagnetism from
Clutch；Clutch 3 is friction plate clutch, and clutch 3 and thrust device 4 collectively constitute electric drive plate clutch,
Electric pushrod 41, electromagnetic clutch 6 and the first temperature detect switch (TDS) 23, the second temperature detect switch (TDS) 24, liquid-level switch 12, first stroke are opened
It closes the 43, working power of second stroke switch 44 and diesel engine 2 shares power supply, and by 12~72 storage battery power supplies.
Working principle:
A kind of control guard method of Diesel Driven self priming pump, comprising the following steps: before the normal starting of pump, outlet valve is closed
It closes, centrifugal pump and the suction-chamber's body coupled therewith, gas-guide tube, pump intake pipeline, outlet valve form air-tightness system, at this point, diesel oil
Machine passes through after starting, and diesel engine drives the transmission shaft for inhaling vacuum plant by clutch, and transmission shaft is by inhaling in vacuum plant
Electromagnetic clutch, eccentric block, connecting rod drive pressure chamber body running, driving pressure chamber body by gas-guide tube by suction-chamber's body, centrifugal pump, be pumped into
Air in mouth pipeline is constantly sucked out and is discharged to except system, and under atmospheric pressure, the medium in pond is constantly pressed
Enter in system, when liquid level increases and floats liquid-level switch, when liquid-level switch issues signal, electromagnetic clutch power-off separation, pressure
Chamber body stops working, and medium liquid level has met the entry condition of centrifugal pump in pump chamber at this time, and then centrifugal pump is started to work, this
When open outlet valve, centrifugal pump starts draining.
In order to adapt to extremely frigid zones winter field job requirements, when the condition that unit does not have cold-proof protection to be, it is desirable that bavin
Oil machine has low-temperature protection function, and specific requirement is: diesel engine No Load Start first, no-load run for a period of time, after preheating
It is run in thermic load.To realize this function, and it is able to achieve automatic protection, the present invention is provided in diesel engine shell appropriate location
Temperature detect switch (TDS), temperature detect switch (TDS) are normal open switch, are closed when temperature is lower than setting value.When unit ambient temperature is lower than setting
When temperature, temperature detect switch (TDS) closure, low temperature alarm alarm, while electric pushrod work once electrified, separate its up stroke after clutch
Stop after block touching travel switch, at this time diesel air load operation.
When diesel air load operation for a period of time after, device temperature increase, when being able to satisfy diesel lubrication condition, temperature control
Switch disconnect, while electric pushrod it is reversed it is electric, loosen the clutch, stroke dog touching travel switch after stop, diesel engine this
When can drive inhale vacuum plant, centrifugal pump.
In order to adapt to field job requirements under summer high temperature environment, when unit is in heat or when being exposed to the sun, if diesel engine water
Box temperature degree is able to achieve automatic protection close to boiling point, unit of the invention.The present invention is provided with temperature in diesel engine shell appropriate location
Control switch, temperature detect switch (TDS) is normal open switch, is closed when temperature is higher than setting value.When water tank temperature is higher than set temperature, temperature
Control closes the switch, high temperature alarm alarm, while electric pushrod work once electrified, separates the row of stroke dog touching thereon after clutch
Stop after Cheng Kaiguan, at this time diesel air load operation.
Spare unit will be arranged if draining does not allow to be interrupted or stop for more important operation field.When one
It stops operation after platform unit starting high temperature protection, to start spare unit simultaneously is to work on.
A kind of control guard method of Diesel Driven self priming pump, comprising the following steps:
Step a controls electromagnetic clutch 6 with liquid-level switch 12 and opens and closes, and then controls the starting of pressure chamber body 7, stops, to control
System is inhaled vacuum plant 5 and is opened and closed, after the air in centrifugal pump is sucked out and is discharged to except system by pressure chamber body 7, due in atmospheric pressure
Under the action of, the medium in pond is constantly pressed into system, when liquid level increases and floats liquid-level switch 12, liquid-level switch 12
When issue signal, electric signal, which is handled by power control cabinet 13 and powered off to electromagnetic clutch 6, issues power-off signal, electromagnetic clutch 6
Power-off separation, pressure chamber body 7 stops working, and medium liquid level has met the entry condition of centrifugal pump in centrifugal pump 8 at this time, is then centrifuged
Pump 8 is started to work, and opens outlet valve 85 at this time, and centrifugal pump 8 starts draining；
Step b controls thrust device 4 with the first temperature detect switch (TDS) of open type, and then control clutch 3 to realize diesel engine to be
No dragging centrifugal pump 8, when unit ambient temperature is lower than set temperature, the first temperature detect switch (TDS) 23 is closed, in power control cabinet 13
Low temperature alarm 132 alarm, while power control cabinet 13, to 41 power transmission of electric pushrod, 41 work once electrified of electric pushrod separates clutch
After device 3, after 41 up stroke block 42 of electric pushrod touches second stroke switch 44, electric pushrod 41 stops, at this time diesel air
Load operation, when 2 no-load run of diesel engine for a period of time after, device temperature increases, when being able to satisfy diesel lubrication condition, the
One temperature detect switch (TDS) 23 disconnects, while electric pushrod 41 is electricly reversed, loosens the clutch 3, and stroke dog 42 is touched second stroke and opened
Stop after closing 43, diesel engine can drive at this time inhales vacuum plant 5 and centrifugal pump 8；
Step c controls thrust device 4 with the second temperature detect switch (TDS) of open type, and then controls clutch 3 to realize that diesel engine is de-
The driving force to centrifugal pump 3 is opened, when diesel engine radiator temperature is close to boiling point, the second temperature detect switch (TDS) 24 is closed, in power control cabinet 13
High temperature alarm 133 is alarmed, while power control cabinet 13, to 41 power transmission of electric pushrod, 41 work once electrified of electric pushrod separates clutch
3, after clutch 3 separates, after the stroke dog 42 on electric pushrod 41 touches second stroke switch 44, thrust device 4 stops work
Make, at this time diesel air load operation.
This embodiment is just an exemplary description of this patent, does not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (9)
1. a kind of Diesel Driven self priming pump, it is characterised in that: including pedestal (1), diesel engine (2), clutch (3), thrust dress
Set (4), inhale vacuum plant (5), pressure chamber body (7), centrifugal pump (8), pump intake pipeline (9), suction-chamber's body (10), gas-guide tube (11) and
Power control cabinet (13)；
The diesel engine (2), suction vacuum plant (5) and centrifugal pump (8) are sequentially arranged on pedestal (1), the flywheel of diesel engine (2)
It is connected by clutch (3) with the one end for inhaling vacuum plant (5) transmission shaft, clutch (3) is equipped with thrust device (4), pushes away
For driving clutch (3), the other end for inhaling vacuum plant (5) transmission shaft is connected power device (4) with the pump shaft of centrifugal pump (8)
It connecing, centrifugal pump (8) is connected to by pump intake pipeline (9) with water source, and it inhales vacuum plant (5) and is equipped with pressure chamber body (7), pressure chamber body
(7) it is connected to by gas-guide tube (11) with suction-chamber's body (10), suction-chamber's body (10) is connected to pump intake pipeline (9), power control cabinet (13) point
It is not electrically connected with diesel engine (2), thrust device (4) and suction vacuum plant (5).
2. a kind of Diesel Driven self priming pump according to claim 1, it is characterised in that: the diesel engine (2) includes cold
But water tank (21), flywheel (22), the first temperature detect switch (TDS) (23) and the second temperature detect switch (TDS) (24)；
The side of the diesel engine (2) is equipped with cooling water tank (21), and the other side of diesel engine (2) is equipped with flywheel (22), flywheel
(22) it is connected with clutch (3), is respectively equipped with the first temperature detect switch (TDS) (23) and second on diesel engine (2) and cooling water tank (21)
Temperature detect switch (TDS) (24).
3. a kind of Diesel Driven self priming pump according to claim 2, it is characterised in that: the clutch (3) includes rubbing
Pad (31), clutch Moving plate (33), Moving plate hinged shaft (34), support hinged shaft (35), clutch lever (36), is answered at flywheel guard (32)
Position spring (37) and sliding fork (38)；
The flywheel guard (32) is arranged on flywheel (22), and the middle part of clutch lever (36) passes through support hinged shaft (35) and flywheel guard
(32) hingedly, one end of clutch lever (36) passes through Moving plate hinged shaft (34) and clutch Moving plate (33) hingedly, clutch lever (36)
The other end be connected by sliding fork (38) with the electric pushrod of thrust device (4), clutch Moving plate (33) passes through reset
Spring (37) is connected with flywheel guard (32), is equipped with friction plate (31) between clutch Moving plate (33) and flywheel (22), friction plate
(31) through spline housing on the transmission shaft for inhaling vacuum plant (5), clutch Moving plate (33) can push friction plate (31) and flywheel
(22) it contacts.
4. a kind of Diesel Driven self priming pump according to claim 3, it is characterised in that: the thrust device (4) includes
Electric pushrod (41), stroke dog (42), first stroke switch (43) and second stroke switch (44)；
Electric pushrod (41) are equipped in thrust device (4) main body, electric pushrod (41) is connected with sliding fork (38), electricity
The push rod of dynamic push rod (41) is equipped with stroke dog (42), and stroke dog (42) is located at first stroke switch (43) and second stroke
It switchs between (44), first stroke switchs (43) and second stroke switch (44) is arranged in thrust device (4) main body, the first row
Cheng Kaiguan (43) and second stroke switch (44) are used to control the opening and closing of electric pushrod (41).
5. a kind of Diesel Driven self priming pump according to claim 3, it is characterised in that: suction vacuum plant (5) packet
Include transmission shaft (51), first bearing (52), second bearing (53), pin shaft (54), connecting rod (55), crank (56), eccentric block (57),
Shaft coupling (58), transmission feather key (59) and electromagnetic clutch (6)；
One end of the transmission shaft (51) is connected with the friction plate (31) in clutch (3), and the other end of transmission shaft (51) is logical
It crosses shaft coupling (58) to be connected with the pump shaft of centrifugal pump (8), electromagnetic clutch (6) is mounted on transmission by being driven feather key (59)
On axis (51), the shell of electromagnetic clutch (6), which is fixed on, to be inhaled on vacuum plant (5) cabinet, and eccentric block (57) passes through first bearing
(52) it is mounted on transmission shaft (51), and one end of eccentric block (57) is connected with electromagnetic clutch (6) Moving plate, crank (56) is logical
It crosses second bearing (53) to be mounted on eccentric block (57), crank (56) is connected by pin shaft (54) with connecting rod (55), connecting rod
(55) it is connected with the suction vacuum component in pressure chamber body (7).
6. a kind of Diesel Driven self priming pump according to claim 5 and, it is characterised in that: the centrifugal pump (8) includes
Impeller (81), spiral case (82), pump shaft (83), 3rd bearing (84) and outlet valve (85)；
The impeller (81) is arranged in one end of pump shaft (83), and is located in spiral case (82), and the other end of pump shaft (83) passes through connection
Axis device (58) is connected with transmission shaft (51), and spiral case (82) is connected to pump intake pipeline (9), and pump shaft (83) passes through 3rd bearing
(84) it is mounted in centrifugal pump (8) main body, outlet valve (85) is mounted on the outlet(discharge) flange of centrifugal pump (83).
7. a kind of Diesel Driven self priming pump according to claim 5, it is characterised in that: electromagnetic clutch (6) packet
Include electromagnetic clutch Moving plate (61), electromagnetic clutch core iron (62) and electromagnetic clutch shell (63)；
The electromagnetic clutch shell (63) be mounted on inhale vacuum plant (5) cabinet on, electromagnetic clutch Moving plate (61) and partially
Heart block (57) is connected, and electromagnetic clutch core iron (62) is arranged on transmission shaft (51) by transmission feather key (59).
8. a kind of Diesel Driven self priming pump according to claim 1, it is characterised in that: be equipped in suction-chamber's body (10)
Liquid-level switch (12), liquid-level switch is for controlling electromagnetic clutch (6) opening and closing.
9. based on a kind of control guard method of Diesel Driven self priming pump described in claim 1-8 any one, feature
It is, comprising the following steps:
Step a is opened and closed with liquid-level switch (12) control electromagnetic clutch (6), and then is controlled pressure chamber body (7) starting, stopped, thus
Vacuum plant (5) opening and closing is inhaled in control, when the air in centrifugal pump is sucked out and after be discharged to except system by pressure chamber body (7), due to
Under the action of atmospheric pressure, the medium in pond is constantly pressed into system, when liquid level increases and floats liquid-level switch (12), liquid
Signal is issued when bit switch (12), electric signal, which is handled by power control cabinet (13) and powered off to electromagnetic clutch (6), issues power-off letter
Number, electromagnetic clutch (6) power-off separation, pressure chamber body (7) stops working, and the interior medium liquid level of centrifugal pump (8) has met centrifugation at this time
The entry condition of pump, then centrifugal pump (8) is started to work, and opens outlet valve (85) at this time, and centrifugal pump (8) starts draining；
Step b controls thrust device (4) with the first temperature detect switch (TDS) of open type, and then control clutch (3) Lai Shixian diesel engine is
No dragging centrifugal pump (8), when unit ambient temperature is lower than set temperature, the first temperature detect switch (TDS) (23) closure, power control cabinet
(13) low temperature alarm (132) alarm on, while power control cabinet (13), to electric pushrod (41) power transmission, electric pushrod (41) obtains electric
Work, it is electronic to push away after electric pushrod (41) up stroke block (42) touches second stroke switch (44) after separation clutch (3)
Bar (41) stops, diesel air load operation at this time, when diesel engine (2) no-load run for a period of time after, device temperature increases,
When being able to satisfy diesel lubrication condition, the first temperature detect switch (TDS) (23) is disconnected, while electric pushrod (41) is electricly reversed, unclamps clutch
Device (3), stroke dog (42) touching second stroke switch (43) stop afterwards, and diesel engine can drive at this time inhales vacuum plant (5)
With centrifugal pump (8)；
Step c controls thrust device (4) with the second temperature detect switch (TDS) of open type, and then it is de- to control clutch (3) Lai Shixian diesel engine
The driving force to centrifugal pump (3) is opened, when diesel engine radiator temperature is close to boiling point, the second temperature detect switch (TDS) (24) is closed, power control cabinet
(13) high temperature alarm (133) alarm on, while power control cabinet (13), to electric pushrod (41) power transmission, electric pushrod (41) obtains electric
Work separates clutch (3), and after clutch (3) separation, stroke dog (42) the touching second stroke on electric pushrod (41) is opened
After closing (44), thrust device (4) stops working, at this time diesel air load operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910671366.4A CN110219807A (en) | 2019-07-24 | 2019-07-24 | A kind of Diesel Driven self priming pump and control guard method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910671366.4A CN110219807A (en) | 2019-07-24 | 2019-07-24 | A kind of Diesel Driven self priming pump and control guard method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110219807A true CN110219807A (en) | 2019-09-10 |
Family
ID=67813764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910671366.4A Pending CN110219807A (en) | 2019-07-24 | 2019-07-24 | A kind of Diesel Driven self priming pump and control guard method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110219807A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927893A (en) * | 2020-08-15 | 2020-11-13 | 唐翠华 | Connecting structure of water pump shaft and motor shaft |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1209378A2 (en) * | 2000-11-21 | 2002-05-29 | Aisin Seiki Kabushiki Kaisha | A control device for an actuator |
| CN1429992A (en) * | 2001-12-29 | 2003-07-16 | 郭宝权 | Strong self-suction sewage pump |
| CN2733087Y (en) * | 2004-06-01 | 2005-10-12 | 张野 | One-way clutch for automobile drive |
| CN2764968Y (en) * | 2005-02-18 | 2006-03-15 | 大连四方佳特流体设备有限公司 | Breath type power canned pump |
| CN2775348Y (en) * | 2005-02-18 | 2006-04-26 | 大连四方佳特流体设备有限公司 | Breathing type petrochemical flow pump |
| CN201241841Y (en) * | 2008-08-12 | 2009-05-20 | 闫家林 | Horizontal non-leakage strong self-priming pump |
| CN201972931U (en) * | 2011-01-20 | 2011-09-14 | 湖北业浩动力科技有限公司 | Self-diversion device for diesel engine water pump |
| CN103046507A (en) * | 2012-12-26 | 2013-04-17 | 长沙中联重科环卫机械有限公司 | Driving mechanism for equipment |
| CN103233989A (en) * | 2013-04-25 | 2013-08-07 | 连云港黄海机械股份有限公司 | Pedaled hydraulic driving power-assisting clutch device |
| CN103982391A (en) * | 2014-05-15 | 2014-08-13 | 上海瑞营机械制造有限公司 | Diesel pump unit and working method thereof |
| WO2014168512A1 (en) * | 2013-04-09 | 2014-10-16 | Dinershtein Evgeniy Borisovich | Mechanical automotive clutch |
| CN104279164A (en) * | 2014-10-13 | 2015-01-14 | 辽宁格瑞特泵业有限公司 | Drive clutch self-priming device |
| CN204299668U (en) * | 2014-12-12 | 2015-04-29 | 中石化胜利石油工程有限公司渤海钻井总公司 | A kind of 190 diesel engine temperature-control brake fan systems |
| CN205463366U (en) * | 2016-02-03 | 2016-08-17 | 富技腾机电科技南京有限公司 | Diesel driven formula high pressure cleaner |
| CN206054319U (en) * | 2016-09-18 | 2017-03-29 | 哈尔滨庆功林泵业股份有限公司 | It is a kind of to may move strong self-priming diesel engine centrifugal pump |
| CN206069136U (en) * | 2016-08-18 | 2017-04-05 | 浙江西子重工机械有限公司 | A kind of electric barring equipment of elevator traction machine |
| CN109296546A (en) * | 2018-11-19 | 2019-02-01 | 安徽阿莫斯流体技术有限公司 | A kind of inert vacuum auxiliary self priming pump |
| CN208518908U (en) * | 2018-07-09 | 2019-02-19 | 江苏博禹泵业有限公司 | A kind of fully automatic vacuum auxiliary diesel vacuum aided self priming pump |
| CN210484087U (en) * | 2019-07-24 | 2020-05-08 | 哈尔滨庆功林泵业股份有限公司 | Diesel engine driven self-priming pump |
-
2019
- 2019-07-24 CN CN201910671366.4A patent/CN110219807A/en active Pending
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1209378A2 (en) * | 2000-11-21 | 2002-05-29 | Aisin Seiki Kabushiki Kaisha | A control device for an actuator |
| CN1429992A (en) * | 2001-12-29 | 2003-07-16 | 郭宝权 | Strong self-suction sewage pump |
| CN2733087Y (en) * | 2004-06-01 | 2005-10-12 | 张野 | One-way clutch for automobile drive |
| CN2764968Y (en) * | 2005-02-18 | 2006-03-15 | 大连四方佳特流体设备有限公司 | Breath type power canned pump |
| CN2775348Y (en) * | 2005-02-18 | 2006-04-26 | 大连四方佳特流体设备有限公司 | Breathing type petrochemical flow pump |
| CN201241841Y (en) * | 2008-08-12 | 2009-05-20 | 闫家林 | Horizontal non-leakage strong self-priming pump |
| CN201972931U (en) * | 2011-01-20 | 2011-09-14 | 湖北业浩动力科技有限公司 | Self-diversion device for diesel engine water pump |
| CN103046507A (en) * | 2012-12-26 | 2013-04-17 | 长沙中联重科环卫机械有限公司 | Driving mechanism for equipment |
| WO2014168512A1 (en) * | 2013-04-09 | 2014-10-16 | Dinershtein Evgeniy Borisovich | Mechanical automotive clutch |
| CN103233989A (en) * | 2013-04-25 | 2013-08-07 | 连云港黄海机械股份有限公司 | Pedaled hydraulic driving power-assisting clutch device |
| CN103982391A (en) * | 2014-05-15 | 2014-08-13 | 上海瑞营机械制造有限公司 | Diesel pump unit and working method thereof |
| CN104279164A (en) * | 2014-10-13 | 2015-01-14 | 辽宁格瑞特泵业有限公司 | Drive clutch self-priming device |
| CN204299668U (en) * | 2014-12-12 | 2015-04-29 | 中石化胜利石油工程有限公司渤海钻井总公司 | A kind of 190 diesel engine temperature-control brake fan systems |
| CN205463366U (en) * | 2016-02-03 | 2016-08-17 | 富技腾机电科技南京有限公司 | Diesel driven formula high pressure cleaner |
| CN206069136U (en) * | 2016-08-18 | 2017-04-05 | 浙江西子重工机械有限公司 | A kind of electric barring equipment of elevator traction machine |
| CN206054319U (en) * | 2016-09-18 | 2017-03-29 | 哈尔滨庆功林泵业股份有限公司 | It is a kind of to may move strong self-priming diesel engine centrifugal pump |
| CN208518908U (en) * | 2018-07-09 | 2019-02-19 | 江苏博禹泵业有限公司 | A kind of fully automatic vacuum auxiliary diesel vacuum aided self priming pump |
| CN109296546A (en) * | 2018-11-19 | 2019-02-01 | 安徽阿莫斯流体技术有限公司 | A kind of inert vacuum auxiliary self priming pump |
| CN210484087U (en) * | 2019-07-24 | 2020-05-08 | 哈尔滨庆功林泵业股份有限公司 | Diesel engine driven self-priming pump |
Non-Patent Citations (2)
| Title |
|---|
| 中海油田服务股份有限公司: "《内燃动力装置维修与管理实验实》", 30 June 1990, 海军工程学院教务部, pages: 305 - 165 * |
| 大连工学院机制专业《电工学》编写组: "《电工学 上册》", 30 April 1977, 人民教育出版社, pages: 70 - 71 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111927893A (en) * | 2020-08-15 | 2020-11-13 | 唐翠华 | Connecting structure of water pump shaft and motor shaft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7481187B2 (en) | System and method for supplying auxiliary power to a large diesel engine | |
| CN201531433U (en) | Device of automatically sucking, starting, stopping and exhausting for centrifugal pump | |
| CN204402888U (en) | A kind of water-cooling semi-sealed helical-lobe compressor | |
| CN110219807A (en) | A kind of Diesel Driven self priming pump and control guard method | |
| CN219605646U (en) | Centrifugal pump with freeze-proof function | |
| CN209354342U (en) | A kind of anti-freezing water pump | |
| CN113982534A (en) | Semi-direct-drive pumping unit driving device suitable for all-weather operation | |
| CN104747342A (en) | Movable internal combustion locomotive preheating device with automatic constant-temperature control function | |
| CN210484087U (en) | Diesel engine driven self-priming pump | |
| CN203794427U (en) | Escalator heating device | |
| CN202900677U (en) | High-efficient anti-explosion pneumatic self-priming pump | |
| CN214701010U (en) | Air conditioner external unit and air conditioner comprising same | |
| CN106246326B (en) | Subsidiary engine cooling system and method | |
| CN210889565U (en) | Emergency operation device of battery-driven mobile hydraulic hoist | |
| CN113708569A (en) | Water cooling structure for motor rotor | |
| CN104747456B (en) | Portable engine drives centrifugal water pump | |
| CN208503434U (en) | A kind of radiator of automobile gearbox | |
| CN208862697U (en) | A kind of gear of wind driven generator Oil pump electrical machinery cooling system | |
| CN205876471U (en) | Auxiliary engine cooling system | |
| CN205316667U (en) | Integral air -source water heater | |
| CN220153298U (en) | Steam turbine exhaust steam water cooling device | |
| CN216545787U (en) | Distributed energy service station is with explosion-proof electric pile that fills | |
| CN204572305U (en) | The internal combustion locomotive Preheating unit that a kind of portable automatic constant-temperature controls | |
| CN212130610U (en) | Automatic draw-out device of car coolant liquid | |
| CN204371379U (en) | Full-automatic emulsion pump cooling system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |