CN210484087U - Diesel engine driven self-priming pump - Google Patents
Diesel engine driven self-priming pump Download PDFInfo
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- CN210484087U CN210484087U CN201921171355.1U CN201921171355U CN210484087U CN 210484087 U CN210484087 U CN 210484087U CN 201921171355 U CN201921171355 U CN 201921171355U CN 210484087 U CN210484087 U CN 210484087U
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Abstract
The utility model provides a diesel engine drive self priming pump, belongs to self priming pump technical field, the utility model discloses a solve present traditional petrol or diesel engine drive's water pump and lack the problem of safeguard measure. The diesel engine, vacuum device and centrifugal pump set up on the base in order, the flywheel of diesel engine is connected with the one end of vacuum device transmission shaft through the clutch, be equipped with thrust unit on the clutch, thrust unit is used for driving the clutch, the other end of vacuum device transmission shaft is connected with the pump shaft of centrifugal pump, the centrifugal pump passes through pump inlet pipeline and water source intercommunication, be equipped with on the vacuum device and press the room body, press the room body to pass through air duct and suction chamber body intercommunication, suction chamber body and pump inlet pipeline intercommunication, the automatically controlled cabinet is connected with diesel engine, thrust unit and vacuum device electricity respectively. The utility model discloses a diesel engine drive self priming pump can automatic monitoring self priming pump state, avoids the self priming pump to break down because of high temperature or low temperature.
Description
Technical Field
The utility model relates to a self priming pump, concretely relates to diesel engine drive self priming pump belongs to self priming pump technical field.
Background
In areas without fixed pump stations and power supplies, such as field oil field drilling, geological survey, emergency flood control and drainage, drought resistance and emergency rescue, temporary water transfer and inspection well drainage, a diesel engine or a gasoline engine is needed to drive a water pump. The integrated movable drainage pump station has the advantages of quick movement, simple structure, convenient operation and the like.
When the common centrifugal pump is started, the cavity is required to be filled with media, a water pump is required to be pressurized with water or manually filled with water, and a bottom valve is required to be arranged at the inlet of the pump. When in field construction operation, positive pressure water supply is difficult to realize, and the pump irrigation in the field is inconvenient to operate. If the submersible pump is used for pumping water, a generator needs to be additionally configured, so that the difficulty of cost management equipment is increased, and the arrangement of a water pipeline is inconvenient.
In general, a diesel engine or a gasoline engine is adopted to directly drive a water pump, and a pump set generally has no extra protection or protection measure. Because the pump is operated in the field, general equipment is placed in the open air, no sun-proof facility is provided, the equipment is exposed to the sun in summer, the temperature of the equipment is rapidly increased, and when the temperature of a cooling water tank of the diesel engine is increased to the boiling point, the lubricating condition is rapidly destroyed, so that the service life of the equipment is seriously influenced.
In winter field operation in alpine regions, because of no anti-freezing heat preservation measures, if the equipment does not need the protection heat preservation measures, the diesel engine and the gasoline engine can change along with the surrounding environment, when the temperature is reduced to be below the freezing point, the diesel engine or the gasoline engine is started, the cylinder is rapidly heated, the lubricating effect is poor, the temperature is severely raised, mechanical faults of the engine are easily caused, the service life of the diesel engine and the gasoline engine is seriously influenced, and the maintenance cost of the equipment is greatly increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a diesel engine drive self priming pump to solve present traditional petrol or diesel engine drive's water pump and lack the safeguard measure, at low temperature or high temperature environment during operation, unable auto-stop causes the problem of harm to equipment easily.
A diesel engine driven self-priming pump comprises a base, a diesel engine, a clutch, a thrust device, a vacuum suction device, a pressure chamber body, a centrifugal pump, a pump inlet pipeline, a suction chamber body, an air guide pipe and an electric control cabinet;
the diesel engine, vacuum device and centrifugal pump set up on the base in order, the flywheel of diesel engine is connected with the one end of vacuum device transmission shaft through the clutch, be equipped with thrust unit on the clutch, thrust unit is used for driving the clutch, the other end of vacuum device transmission shaft is connected with the pump shaft of centrifugal pump, the centrifugal pump passes through pump inlet pipeline and water source intercommunication, be equipped with on the vacuum device and press the room body, press the room body to pass through air duct and suction chamber body intercommunication, suction chamber body and pump inlet pipeline intercommunication, the automatically controlled cabinet is connected with diesel engine, thrust unit and vacuum device electricity respectively.
Preferably: the diesel engine comprises a cooling water tank, a flywheel, a first temperature control switch and a second temperature control switch;
a cooling water tank is arranged on one side of the diesel engine, a flywheel is arranged on the other side of the diesel engine, the flywheel is connected with a clutch, and a first temperature control switch and a second temperature control switch are respectively arranged on the diesel engine and the cooling water tank.
Preferably: the clutch comprises a friction plate, a flywheel cover, a clutch driving disc, a driving disc hinge shaft, a supporting hinge shaft, a clutch lever, a return spring and a sliding shifting fork;
the flywheel cover sets up on the flywheel, the middle part of separation and reunion lever is articulated with the flywheel cover through supporting the hinge, the one end of separation and reunion lever is articulated with clutch driving disk through driving disk hinge, the other end of separation and reunion lever is connected with thrust unit's electric putter through sliding shifting fork, the clutch driving disk is connected with the flywheel cover through reset spring, be equipped with the friction disc between clutch driving disk and the flywheel, the friction disc is through the spline cover on vacuum apparatus's transmission shaft, the clutch driving disk can promote the friction disc and contact with the flywheel.
Preferably: the thrust device comprises an electric push rod, a travel stop block, a first travel switch and a second travel switch;
the electric push rod is arranged in the thrust device main body and connected with the sliding shifting fork, the stroke stop block is arranged on the push rod of the electric push rod and located between the first stroke switch and the second stroke switch, the first stroke switch and the second stroke switch are arranged in the thrust device main body, and the first stroke switch and the second stroke switch are used for controlling the opening and closing of the electric push rod.
Preferably: the vacuum suction device comprises a transmission shaft, a first bearing, a second bearing, a pin shaft, a connecting rod, a crank, an eccentric block, a coupling, a transmission guide key and an electromagnetic clutch;
the one end of transmission shaft is connected with the friction disc in the clutch, the other end of transmission shaft is connected with the pump shaft of centrifugal pump through the shaft coupling, electromagnetic clutch installs on the transmission shaft through the transmission guide key, electromagnetic clutch's shell is fixed on inhaling vacuum apparatus box, the eccentric block is installed on the transmission shaft through first bearing, and the one end of eccentric block is connected with the electromagnetic clutch driving disk, the crank is installed on the eccentric block through the second bearing, the crank is connected with the connecting rod through the round pin axle, the connecting rod links to each other with the interior vacuum part that inhales of pressure chamber.
Preferably: the centrifugal pump comprises an impeller, a volute, a pump shaft, a third bearing and an outlet valve;
the impeller sets up the one end at the pump shaft, and is located the spiral case, and the other end of pump shaft is connected with the transmission shaft through the shaft coupling, and spiral case and pump inlet pipeline intercommunication, the pump shaft passes through the third bearing and installs on the centrifugal pump main part, and the outlet valve is installed on the outlet flange of centrifugal pump.
Preferably: the electromagnetic clutch comprises an electromagnetic clutch driving disc, an electromagnetic clutch core iron and an electromagnetic clutch shell;
the electromagnetic clutch shell is installed on a box body of the vacuum suction device, a movable disc of the electromagnetic clutch is connected with the eccentric block, and a core iron of the electromagnetic clutch is arranged on the transmission shaft through a transmission guide key.
Preferably: a liquid level switch is arranged in the suction chamber body and is used for controlling the electromagnetic clutch to be opened and closed.
A control protection method for a diesel engine driven self-priming pump comprises the following steps:
step a, controlling the electromagnetic clutch to open and close by using a liquid level switch, further controlling the pressure chamber body to start and stop, thereby controlling the vacuum suction device to open and close, after air in the centrifugal pump is sucked out by the pressure chamber body and discharged out of the system, because the medium in the water tank is continuously pressed into the system under the action of atmospheric pressure, when the liquid level rises and floats up the liquid level switch, the liquid level switch sends out a signal, the electric signal is processed by an electric control cabinet and sends out a power-off signal to the electromagnetic clutch when the power of the electromagnetic clutch is off, the electromagnetic clutch is powered off and separated, the pressure chamber body stops working, at the moment, the liquid level of the medium in the centrifugal pump meets the starting condition of the centrifugal pump, so that the centrifugal;
b, controlling a thrust device by using a normally-open first temperature control switch, further controlling a clutch to realize whether the diesel engine drags the centrifugal pump or not, when the ambient temperature around the unit is lower than a set temperature, closing the first temperature control switch, alarming by using a low-temperature alarm on an electric control cabinet, simultaneously transmitting power to an electric push rod by using the electric control cabinet, electrifying the electric push rod to work, separating the clutch, and after an upper stroke stop block of the electric push rod touches a second stroke switch, stopping the electric push rod, and then running the diesel engine under an idle load;
and c, controlling the thrust device by using a normally-open second temperature control switch, further controlling the clutch to realize the driving force of the centrifugal pump for the disengagement of the diesel engine, when the temperature of a water tank of the diesel engine is close to a boiling point, closing the second temperature control switch, alarming by using a high-temperature alarm on the electric control cabinet, simultaneously transmitting power to the electric push rod by the electric control cabinet, electrifying the electric push rod to work, disengaging the clutch, and stopping the thrust device after a stroke stop block on the electric push rod touches the second stroke switch after the clutch is disengaged, wherein the diesel engine runs under no-load at the moment.
The utility model discloses compare with current product and have following effect:
1. the centrifugal pump realizes automatic exhaust by arranging the vacuum suction device and the electromagnetic clutch, and simultaneously sucks water into the centrifugal pump;
2. through setting up temperature detect switch, clutch and thrust device, when the diesel engine high temperature or during operation in low temperature environment, can make the diesel engine get into the empty load operational mode automatically, avoid long-time high temperature or low temperature operation to lead to equipment to damage.
Drawings
FIG. 1 is a schematic diagram of a diesel engine driven self-priming pump;
FIG. 2 is a schematic diagram of a diesel engine;
FIG. 3 is a schematic diagram of the construction of the clutch and thrust device;
FIG. 4 is a schematic structural view of an electric control cabinet;
FIG. 5 is a schematic view of the structure of the vacuum suction device;
fig. 6 is a schematic view of the structure of the centrifugal pump.
In the figure: 1-base, 2-diesel engine, 3-clutch, 4-thrust device, 5-vacuum device, 6-electromagnetic clutch, 7-pressure chamber body, 8-centrifugal pump, 9-pump inlet pipeline, 10-pressure chamber body, 11-air duct, 12-liquid level switch, 13-electric control cabinet, 131-high temperature alarm, 132-low temperature alarm, 21-cooling water tank, 22-flywheel, 23-first temperature control switch, 24-second temperature control switch, 31-friction plate, 32-flywheel cover, 33-, clutch disc, 34-dynamic disc hinge shaft, 35-support hinge shaft, 36-clutch lever, 37-reset spring, 38-slide pull fork, 41-electric push rod, 42-stroke block, 43-a first travel switch, 44-a second travel switch, 51-a transmission shaft, 52-a first bearing, 53-a second bearing, 54-a pin shaft, 55-a connecting rod, 56-a crank, 57-an eccentric block, 58-a coupler, 59-a transmission guide key, 61-an electromagnetic clutch disc, 62-an electromagnetic clutch core iron, 63-an electromagnetic clutch shell, 81-an impeller, 82-a volute, 83-a pump shaft, 84-a third bearing and 85-an outlet valve.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the diesel engine driven self-priming pump of the present invention comprises a base 1, a diesel engine 2, a clutch 3, a thrust device 4, a vacuum suction device 5, a pressure chamber 7, a centrifugal pump 8, a pump inlet pipeline 9, a suction chamber 10, an air duct 11 and an electric control cabinet 13;
the diesel engine 2, the vacuum suction device 5 and the centrifugal pump 8 are sequentially arranged on the base 1, a flywheel of the diesel engine 2 is connected with one end of a transmission shaft of the vacuum suction device 5 through a clutch 3, the clutch 3 is provided with a thrust device 4, the thrust device 4 is used for driving the clutch 3, the other end of the transmission shaft of the vacuum suction device 5 is connected with a pump shaft of the centrifugal pump 8, the centrifugal pump 8 is communicated with a water source through a pump inlet pipeline 9, the vacuum suction device 5 is provided with a pressure chamber body 7, the pressure chamber body 7 is communicated with a suction chamber body 10 through an air duct 11, the suction chamber body 10 is communicated with the pump inlet pipeline 9, and the electric control cabinet 13 is respectively and electrically connected with the diesel engine 2;
the electric control cabinet 13 is provided with a high temperature alarm 131 and a low temperature alarm 132.
Further: the diesel engine 2 comprises a cooling water tank 21, a flywheel 22, a first temperature control switch 23 and a second temperature control switch 24;
a cooling water tank 21 is arranged on one side of the diesel engine 2, a flywheel 22 is arranged on the other side of the diesel engine 2, the flywheel 22 is connected with the clutch 3, a first temperature control switch 23, a second temperature control switch 24 and a first temperature control switch 23 are respectively arranged on the diesel engine 2 and the cooling water tank 21, and the temperature control range of the first temperature control switch 23 is 0-5 ℃; and a second temperature controlled switch 24; the temperature control range is 95-100 ℃.
Further: the clutch 3 comprises a friction plate 31, a flywheel cover 32, a clutch disc 33, a disc hinge shaft 34, a support hinge shaft 35, a clutch lever 36, a return spring 37 and a sliding shifting fork 38;
the flywheel cover 32 is arranged on the flywheel 22, the middle part of the clutch lever 36 is hinged with the flywheel cover 32 through a support hinge shaft 35, one end of the clutch lever 36 is hinged with the clutch movable disc 33 through a movable disc hinge shaft 34, the other end of the clutch lever 36 is connected with an electric push rod of the thrust device 4 through a sliding shifting fork 38, the clutch movable disc 33 is connected with the flywheel cover 32 through a return spring 37, a friction plate 31 is arranged between the clutch movable disc 33 and the flywheel 22, the friction plate 31 is sleeved on a transmission shaft of the vacuum suction device 5 through a spline, and the clutch movable disc 33 can push the friction plate 31 to be in contact with the flywheel 22.
Further: the thrust device 4 comprises an electric push rod 41, a travel stop 42, a first travel switch 43 and a second travel switch 44;
an electric push rod 41 is arranged in the body of the thrust device 4, the electric push rod 41 is connected with the sliding shifting fork 38, a travel stop 42 is arranged on the push rod of the electric push rod 41, the travel stop 42 is positioned between a first travel switch 43 and a second travel switch 44, the first travel switch 43 and the second travel switch 44 are arranged in the body of the thrust device 4, and the first travel switch 43 and the second travel switch 44 are used for controlling the opening and closing of the electric push rod 41.
Further: the vacuum suction device 5 comprises a transmission shaft 51, a first bearing 52, a second bearing 53, a pin shaft 54, a connecting rod 55, a crank 56, an eccentric block 57, a coupler 58, a transmission guide key 59 and an electromagnetic clutch 6;
one end of a transmission shaft 51 is connected with a friction plate 31 in the clutch 3, the other end of the transmission shaft 51 is connected with a pump shaft of the centrifugal pump 8 through a coupling 58, an electromagnetic clutch 6 is installed on the transmission shaft 51 through a transmission guide key 59, the shell of the electromagnetic clutch 6 is fixed on a box body of the vacuum suction device 5, an eccentric block 57 is installed on the transmission shaft 51 through a first bearing 52, one end of the eccentric block 57 is connected with a movable plate of the electromagnetic clutch 6, a crank 56 is installed on the eccentric block 57 through a second bearing 53, the crank 56 is connected with a connecting rod 55 through a pin shaft 54, and the connecting rod 55 is connected with a vacuum suction component in a pressure chamber body.
Further: the centrifugal pump 8 includes an impeller 81, a volute 82, a pump shaft 83, a third bearing 84, and an outlet valve 85;
the impeller 81 is disposed at one end of the pump shaft 83 and located in the volute 82, the other end of the pump shaft 83 is connected to the transmission shaft 51 through the coupling 58, the volute 82 is communicated with the pump inlet pipeline 9, the pump shaft 83 is mounted on the main body of the centrifugal pump 8 through the third bearing 84, and the outlet valve 85 is mounted on the outlet flange of the centrifugal pump 83.
Further: the electromagnetic clutch 6 comprises an electromagnetic clutch disc 61, an electromagnetic clutch core iron 62 and an electromagnetic clutch outer shell 63;
an electromagnetic clutch outer 63 is mounted on the casing of the vacuum suction device 5, a movable disc 61 of the electromagnetic clutch is connected with the eccentric block 57, and a core iron 62 of the electromagnetic clutch is arranged on the transmission shaft 51 through a transmission guide key 59.
Further: a liquid level switch 12 is arranged in the suction chamber body 10 and is used for controlling the electromagnetic clutch 6 to be opened and closed; the first temperature control switch 23, the second temperature control switch 24, the electromagnetic clutch 6, the liquid level switch 12, the outlet valve 85, the electric push rod 41, the first travel switch 43 and the second travel switch 44 are connected with the electric control cabinet 13 through respective conducting wires. The high temperature alarm 131 and the low temperature alarm 132 are installed on the panel of the electric control cabinet 13 of the electric control cabinet and connected with the electric control cabinet through wires.
The pressure chamber body 7 is a strong self-priming pump patent technology product produced by Harbin Qinggong forest pump industry Co., Ltd, and has an application number: CN200510010182.1, name: double-acting suction and exhaust device. The electromagnetic clutch 6 is a dry or wet multi-piece electromagnetic clutch; the clutch 3 is a friction plate type clutch, the clutch 3 and the thrust device 4 jointly form an electric drive plate type friction clutch, and the working power supplies of the electric push rod 41, the electromagnetic clutch 6, the first temperature control switch 23, the second temperature control switch 24, the liquid level switch 12, the first travel switch 43 and the second travel switch 44 share a power supply with the diesel engine 2 and are supplied with power by 12-72 storage batteries.
The working principle is as follows:
a control protection method for a diesel engine driven self-priming pump comprises the following steps: before the pump is normally started, the outlet valve is closed, the centrifugal pump and the suction chamber body, the air guide pipe, the pump inlet pipeline and the outlet valve which are connected with the centrifugal pump form an air-tight system, at the moment, the diesel engine passes through after starting, the diesel engine drives a transmission shaft of the vacuum suction device through a clutch, the transmission shaft drives a pressure chamber body to work through an electromagnetic clutch, an eccentric block and a connecting rod in the vacuum suction device, the pressure chamber body is driven to continuously suck air in the suction chamber body, the centrifugal pump and the pump inlet pipeline out of the system through the air guide pipe, under the action of atmospheric pressure, a medium in a water pool is continuously pressed into the system, when a liquid level rises and floats up a liquid level switch, a signal is sent out when the liquid level switch is turned on, the electromagnetic clutch is powered off and separated, the pressure chamber body stops working, at the moment, the, the centrifugal pump starts the drainage operation.
In order to meet the requirements of field operation in winter in alpine regions, when a unit does not have the condition of cold protection, the diesel engine is required to have a low-temperature protection function, and the specific requirements are as follows: the diesel engine is firstly started in a no-load mode, runs for a period of time in a no-load mode, and runs in a heat load mode after being preheated. For realizing this function, and can realize automatic protection, the utility model discloses set up temperature detect switch in diesel engine shell suitable position, temperature detect switch is normally open switch, and is closed when the temperature is less than the setting value. When the ambient temperature around the unit is lower than the set temperature, the temperature control switch is closed, the low-temperature alarm gives an alarm, the electric push rod is powered on to work, the upper travel stop block of the clutch is stopped after touching the travel switch, and the diesel engine runs under no-load at the moment.
After the diesel engine runs for a period of time under the idle load, the temperature of equipment rises, and when the lubricating condition of the diesel engine can be met, the temperature control switch is disconnected, the electric push rod is reversely electrified, the clutch is released, the stroke stop block stops after touching the stroke switch, and the diesel engine can drive the vacuum suction device and the centrifugal pump at the moment.
In order to adapt to the requirement of field operation under the high-temperature environment in summer, when the unit is in hot summer or insolation, if the temperature of the water tank of the diesel engine is close to the boiling point, the utility model discloses a unit can realize automatic protection. The utility model discloses set up temperature detect switch in diesel engine shell suitable position, temperature detect switch is normally open switch, and is closed when the temperature is higher than the setting value. When the temperature of the water tank is higher than the set temperature, the temperature control switch is closed, the high-temperature alarm gives an alarm, the electric push rod is powered on to work, the upper travel stop block of the clutch stops after touching the travel switch, and the diesel engine runs under no load at the moment.
For more important operation sites, if the drainage operation is not allowed to be interrupted or stopped, a standby unit is required to be arranged. When one unit starts high-temperature protection, the operation is stopped, and the standby unit is started to continue to work.
A control protection method for a diesel engine driven self-priming pump comprises the following steps:
step a, controlling the electromagnetic clutch 6 to open and close by using the liquid level switch 12, further controlling the pressure chamber body 7 to start and stop, thereby controlling the vacuum suction device 5 to open and close, after air in the centrifugal pump is sucked out by the pressure chamber body 7 and discharged out of the system, because the medium in the water pool is continuously pressed into the system under the action of atmospheric pressure, when the liquid level rises and floats the liquid level switch 12, the liquid level switch 12 sends a signal, an electric signal is processed by the electric control cabinet 13 and sends a power-off signal to the electromagnetic clutch 6 when the power is off, the electromagnetic clutch 6 is powered off and separated, the pressure chamber body 7 stops working, the liquid level of the medium in the centrifugal pump 8 meets the starting condition of the centrifugal pump, then the centrifugal pump 8 starts working, at the moment, the outlet valve 85 is opened;
step b, controlling the thrust device 4 by using a normally open first temperature control switch, further controlling the clutch 3 to realize whether the diesel engine drags the centrifugal pump 8 or not, when the ambient temperature around the unit is lower than the set temperature, the first temperature control switch 23 is closed, the low temperature alarm 132 on the electric control cabinet 13 gives an alarm, meanwhile, the electric control cabinet 13 transmits power to the electric push rod 41, the electric push rod 41 works by being electrified, after the clutch 3 is separated, after the upper travel stop 42 of the electric push rod 41 touches the second travel switch 44, the electric push rod 41 stops, at this time, the diesel engine runs under no load, when the temperature of the equipment rises after the diesel engine 2 runs for a period of time under the idle load and can meet the lubricating condition of the diesel engine, the first temperature control switch 23 is switched off, meanwhile, the electric push rod 41 is reversely electrified, the clutch 3 is released, the stroke stop block 42 stops after touching the second stroke switch 43, and the diesel engine can drive the vacuum suction device 5 and the centrifugal pump 8 at the moment;
and c, controlling the thrust device 4 by using a normally-open second temperature control switch, further controlling the clutch 3 to realize the driving force of the centrifugal pump 3 when the diesel engine is disconnected, when the temperature of the diesel engine water tank is close to a boiling point, closing the second temperature control switch 24, giving an alarm by using a high-temperature alarm 133 on the electric control cabinet 13, simultaneously supplying power to the electric push rod 41 by using the electric control cabinet 13, electrifying the electric push rod 41 to work, separating the clutch 3, and after the clutch 3 is separated and the stroke stop block 42 on the electric push rod 41 touches the second stroke switch 44, stopping the thrust device 4 to work, and at the moment, operating the diesel engine under no-.
This embodiment is only illustrative of the patent and does not limit the scope of protection thereof, and those skilled in the art can make modifications to its part without departing from the spirit of the patent.
Claims (8)
1. A diesel engine drive self priming pump which is characterized in that: comprises a base (1), a diesel engine (2), a clutch (3), a thrust device (4), a vacuum suction device (5), a pressure chamber body (7), a centrifugal pump (8), a pump inlet pipeline (9), a suction chamber body (10), an air guide pipe (11) and an electric control cabinet (13);
the diesel engine (2), the vacuum suction device (5) and the centrifugal pump (8) are sequentially arranged on the base (1), a flywheel of the diesel engine (2) is connected with one end of a transmission shaft of the vacuum suction device (5) through the clutch (3), the thrust device (4) is arranged on the clutch (3), the thrust device (4) is used for driving the clutch (3), the other end of the transmission shaft of the vacuum suction device (5) is connected with a pump shaft of the centrifugal pump (8), the centrifugal pump (8) is communicated with a water source through a pump inlet pipeline (9), the vacuum suction device (5) is provided with a pressure chamber body (7), the pressure chamber body (7) is communicated with a suction chamber body (10) through an air guide pipe (11), the suction chamber body (10) is communicated with the pump inlet pipeline (9), and the electric control cabinet (13) is respectively electrically connected with the diesel engine (2), the thrust device (4) and the vacuum suction device (5.
2. The diesel driven self-primer pump of claim 1 wherein: the diesel engine (2) comprises a cooling water tank (21), a flywheel (22), a first temperature control switch (23) and a second temperature control switch (24);
and a cooling water tank (21) is arranged on one side of the diesel engine (2), a flywheel (22) is arranged on the other side of the diesel engine (2), the flywheel (22) is connected with the clutch (3), and a first temperature control switch (23) and a second temperature control switch (24) are respectively arranged on the diesel engine (2) and the cooling water tank (21).
3. The diesel driven self-primer pump of claim 2 wherein: the clutch (3) comprises a friction plate (31), a flywheel cover (32), a clutch moving disc (33), a moving disc hinge shaft (34), a support hinge shaft (35), a clutch lever (36), a return spring (37) and a sliding shifting fork (38);
flywheel cover (32) set up on flywheel (22), the middle part of separation and reunion lever (36) is articulated through supporting hinge (35) and flywheel cover (32), the one end of separation and reunion lever (36) is articulated through driving disk hinge (34) and clutch driving disk (33), the other end of separation and reunion lever (36) is connected with the electric putter of thrust unit (4) through slip shifting fork (38), clutch driving disk (33) are connected with flywheel cover (32) through reset spring (37), be equipped with friction disc (31) between clutch driving disk (33) and flywheel (22), friction disc (31) are through the splined sleeve on the transmission shaft of inhaling vacuum apparatus (5), clutch driving disk (33) can promote friction disc (31) and flywheel (22) contact.
4. The diesel driven self-primer pump of claim 3 wherein: the thrust device (4) comprises an electric push rod (41), a travel stop block (42), a first travel switch (43) and a second travel switch (44);
the electric push rod (41) is arranged in the thrust device (4) main body, the electric push rod (41) is connected with the sliding shifting fork (38), a travel stop block (42) is arranged on the push rod of the electric push rod (41), the travel stop block (42) is located between a first travel switch (43) and a second travel switch (44), the first travel switch (43) and the second travel switch (44) are arranged in the thrust device (4) main body, and the first travel switch (43) and the second travel switch (44) are used for controlling the opening and closing of the electric push rod (41).
5. The diesel driven self-primer pump of claim 3 wherein: the vacuum suction device (5) comprises a transmission shaft (51), a first bearing (52), a second bearing (53), a pin shaft (54), a connecting rod (55), a crank (56), an eccentric block (57), a coupler (58), a transmission guide key (59) and an electromagnetic clutch (6);
one end of the transmission shaft (51) is connected with a friction plate (31) in the clutch (3), the other end of the transmission shaft (51) is connected with a pump shaft of the centrifugal pump (8) through a coupling (58), the electromagnetic clutch (6) is installed on the transmission shaft (51) through a transmission guide key (59), a shell of the electromagnetic clutch (6) is fixed on a box body of the vacuum suction device (5), the eccentric block (57) is installed on the transmission shaft (51) through a first bearing (52), one end of the eccentric block (57) is connected with a movable disk of the electromagnetic clutch (6), the crank (56) is installed on the eccentric block (57) through a second bearing (53), the crank (56) is connected with a connecting rod (55) through a pin shaft (54), and the connecting rod (55) is connected with a vacuum suction component in the pressure chamber body (7).
6. The diesel driven self-primer pump of claim 5 wherein: the centrifugal pump (8) comprises an impeller (81), a volute (82), a pump shaft (83), a third bearing (84) and an outlet valve (85);
the impeller (81) is arranged at one end of the pump shaft (83) and is positioned in the volute (82), the other end of the pump shaft (83) is connected with the transmission shaft (51) through the coupler (58), the volute (82) is communicated with the pump inlet pipeline (9), the pump shaft (83) is installed on the main body of the centrifugal pump (8) through the third bearing (84), and the outlet valve (85) is installed on the outlet flange of the centrifugal pump (8).
7. The diesel driven self-primer pump of claim 5 wherein: the electromagnetic clutch (6) comprises an electromagnetic clutch moving disc (61), an electromagnetic clutch core iron (62) and an electromagnetic clutch outer shell (63);
the electromagnetic clutch outer shell (63) is installed on a box body of the vacuum suction device (5), a movable disc (61) of the electromagnetic clutch is connected with the eccentric block (57), and a core iron (62) of the electromagnetic clutch is arranged on the transmission shaft (51) through a transmission guide key (59).
8. The diesel driven self-primer pump of claim 1 wherein: and a liquid level switch (12) is arranged in the suction chamber body (10) and is used for controlling the opening and closing of the electromagnetic clutch (6).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921171355.1U CN210484087U (en) | 2019-07-24 | 2019-07-24 | Diesel engine driven self-priming pump |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921171355.1U CN210484087U (en) | 2019-07-24 | 2019-07-24 | Diesel engine driven self-priming pump |
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| CN210484087U true CN210484087U (en) | 2020-05-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219807A (en) * | 2019-07-24 | 2019-09-10 | 哈尔滨庆功林泵业股份有限公司 | A kind of Diesel Driven self priming pump and control guard method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219807A (en) * | 2019-07-24 | 2019-09-10 | 哈尔滨庆功林泵业股份有限公司 | A kind of Diesel Driven self priming pump and control guard method |
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Denomination of utility model: A diesel engine driven self-priming pump Effective date of registration: 20210914 Granted publication date: 20200508 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: BARBIN QINGGONGLIN PUMPS Co.,Ltd. Registration number: Y2021230000040 |
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Date of cancellation: 20220905 Granted publication date: 20200508 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: BARBIN QINGGONGLIN PUMPS CO.,LTD. Registration number: Y2021230000040 |
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Denomination of utility model: A diesel engine driven self-priming pump Effective date of registration: 20220906 Granted publication date: 20200508 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: BARBIN QINGGONGLIN PUMPS CO.,LTD. Registration number: Y2022230000059 |
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Date of cancellation: 20230928 Granted publication date: 20200508 Pledgee: Harbin Kechuang Financing Guarantee Co.,Ltd. Pledgor: BARBIN QINGGONGLIN PUMPS CO.,LTD. Registration number: Y2022230000059 |
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