阅读说明：本技术 一种船用高使用寿命润滑油无泄漏立式双缸电动往复泵 (Marine vertical double-cylinder electric reciprocating pump with long service life and no leakage of lubricating oil ) 是由 何国忠 于 2021-07-23 设计创作，主要内容包括：本发明公开了一种船用高使用寿命润滑油无泄漏立式双缸电动往复泵,包括底座,所述底座的顶部设有液缸组件,所述液缸组件的一侧设有安全阀组件,所述液缸组件的另一侧设有出水口,所述出水口远离液缸组件的一侧设有连接管,所述连接管的内部设有与其相适配并延伸至其外部的外接管道,所述连接管的顶部和底部皆设有固定组价,所述液缸组件的顶部设有曲轴箱；本发明可提升该电动往复泵的使用寿命,同时还通过独特设计的底部油盘39,在油泵循环后,将循环下来的油全部收集入油盘39,通过循环管重新进入循环体系,整改循环过程无泄漏,无污染,传统泵是分体式设计,本申请为整体式,相较于传统分体式稳定性更好。(The invention discloses a marine vertical double-cylinder electric reciprocating pump with high service life and no leakage of lubricating oil, which comprises a base, wherein a hydraulic cylinder assembly is arranged at the top of the base, a safety valve assembly is arranged on one side of the hydraulic cylinder assembly, a water outlet is arranged on the other side of the hydraulic cylinder assembly, a connecting pipe is arranged on one side of the water outlet, which is far away from the hydraulic cylinder assembly, an external pipeline which is matched with the connecting pipe and extends to the outside of the connecting pipe is arranged inside the connecting pipe, the top and the bottom of the connecting pipe are both provided with fixed assembly prices, and a crankcase is arranged at the top of the hydraulic cylinder assembly; the invention can prolong the service life of the electric reciprocating pump, and meanwhile, the oil circulated is completely collected into the oil pan 39 through the uniquely designed bottom oil pan 39 after the oil pump circulates, and enters the circulating system again through the circulating pipe, so that the circulating process is free from leakage and pollution, the traditional pump is of a split design, and the pump is of an integral type and has better stability compared with the traditional split type pump.)

1. The utility model provides a marine high life lubricating oil does not have vertical double-cylinder electric reciprocating pump of leaking, includes base (1), its characterized in that: the oil-water separator is characterized in that a hydraulic cylinder assembly (4) is arranged at the top of the base (1), a safety valve assembly (17) is arranged on one side of the hydraulic cylinder assembly (4), a water outlet (5) is arranged on the other side of the hydraulic cylinder assembly (4), a connecting pipe (6) is arranged on one side, far away from the hydraulic cylinder assembly (4), of the water outlet (5), an external pipeline (33) matched with the connecting pipe (6) and extending to the outside of the connecting pipe (6) is arranged inside the connecting pipe (6), fixed assembly prices are arranged at the top and the bottom of the connecting pipe (6), a crankcase (11) is arranged at the top of the hydraulic cylinder assembly (4), an oil tray (39) is arranged at the bottom of the crankcase (11), an oil pump (9) is arranged on one side of the crankcase (11), a second oil retaining ring (10) matched with the oil pump (9) is arranged on one side, close to the crankcase (11), a circulating pipe (8) extending to the inside of the oil tray (39) is arranged inside the oil pump (9), one side of the circulating pipe (8) far away from the oil pump (9) is provided with a first oil retainer ring (7) matched with an oil pan (39), the other side of the crankcase (11) is provided with a reduction gearbox (14), one side of the top of the crankcase (11) far away from the reduction gearbox (14) is provided with a motor (12), the output end of the motor (12) is provided with a coupler (13) extending to the inside of the reduction gearbox (14), one side of the inside of the crankcase (11) far away from the oil pump (9) is provided with a crankshaft (15) extending to the inside of the reduction gearbox (14), one side of the outside of the crankshaft (15) close to the oil pump (9) is sleeved with a connecting rod (16), the bottom of the connecting rod (16) is provided with a crosshead (37), the bottom of the crosshead (37) is provided with a piston rod (2) extending to the inside of a hydraulic cylinder assembly (4), one side of the inside of the hydraulic cylinder assembly (4) close to the piston rod (2) is provided with a valve (3), the other side that the inside is close to piston rod (2) of hydraulic cylinder subassembly (4) is equipped with rather than air chamber (36) of looks adaptation, the positive one end of hydraulic cylinder subassembly (4) is equipped with water inlet (34), the inside of water inlet (34) is equipped with filter screen (35) rather than the looks adaptation.

2. The marine high-service-life lubricating oil leakage-free vertical double-cylinder electric reciprocating pump according to claim 1, characterized in that: the fixing component comprises an installation bin (18), elastic ropes (19), gears (20), a sliding rod (21), arc-shaped clamping plates (22), first sealing plates (23), second sealing plates (24), connecting rods (25), tooth blocks (26), push rods (27), first springs (28), second springs (29), limiting rods (30), sleeves (31), transparent plates (38) and through grooves (32), wherein the installation bin (18) and the second sealing plates (24) are respectively provided with two groups, the two groups of second sealing plates (24) are hinged to the top and the bottom of the inner portion of the connecting pipe (6), the top and the bottom of one side, close to the external pipeline (33), of each group of second sealing plates (24) are respectively provided with the first sealing plates (23), the first sealing plates (23) are matched with the external pipeline (33), the two groups of installation bins (18) are positioned at the top and the bottom of the connecting pipe (6), push rods (27) extending into the connecting pipe (6) and matched with the second sealing plate (24) are arranged on one side of the top and the bottom in the two groups of mounting bins (18), first springs (28) connected with the mounting bins (18) are arranged on one sides, far away, of the two groups of push rods (27), connecting rods (25) extending into the connecting pipe (6) are arranged on the other sides of the top and the bottom in the two groups of mounting bins (18), arc-shaped clamping plates (22) matched with the external pipeline (33) are arranged on one sides, close to the two groups of connecting rods (25), elastic ropes (19) connected with the mounting bins (18) are arranged on one sides, far away, of the push rods (27) and the connecting rods (25), tooth blocks (26) are uniformly arranged on one sides, close to one sides, of the back sides in the two groups of mounting bins (18), sleeves (31) are arranged at the middle positions, close to one sides, of the back ends, near the back sides, in the two groups of the mounting bins (18), the top and the bottom of sleeve (31) all are equipped with logical groove (32), the inside of sleeve (31) is equipped with slide bar (21) rather than the looks adaptation, and slide bar (21) extend to the outside of installation storehouse (18), the back one end of slide bar (21) top and bottom all is equipped with gag lever post (30) with leading to groove (32) looks adaptation, the inside back one end of sleeve (31) is equipped with second spring (29) that are connected with slide bar (21), the outside cover of slide bar (21) is equipped with gear (20) with tooth piece (26) engaged with, and is two sets of one side that installation storehouse (18) openly one end is close to mutually all is equipped with transparent plate (38) with gear (20) looks adaptation.

3. The marine high-service-life lubricating oil leakage-free vertical double-cylinder electric reciprocating pump according to claim 2, characterized in that: a handle is arranged at one end of the front face of the sliding rod (21), and anti-skidding lines are arranged on the outer side of the handle.

4. The marine high-service-life lubricating oil leakage-free vertical double-cylinder electric reciprocating pump according to claim 2, characterized in that: the top and the bottom of two sets of push rod (27) all are equipped with the hypotenuse near one side of second closing plate (24), and hypotenuse and second closing plate (24) adaptation each other, and two sets of one side that push rod (27) and connecting rod (25) kept away from mutually all is equipped with the mounting panel, and the mounting panel respectively with first spring (28) and stretch cord (19) interconnect.

5. The marine high-service-life lubricating oil leakage-free vertical double-cylinder electric reciprocating pump according to claim 1, characterized in that: one side that delivery port (5) and connecting pipe (6) are close to mutually evenly is equipped with the screw hole, and the inside of screw hole is equipped with the threaded rod rather than the looks adaptation.

6. The marine high-service-life lubricating oil leakage-free vertical double-cylinder electric reciprocating pump according to claim 1, characterized in that: and anti-slip pads are arranged at the four corners of the bottom of the base (1).

7. The marine high-service-life lubricating oil leakage-free vertical double-cylinder electric reciprocating pump according to claim 2, characterized in that: the middle position department of the inside back one end bottom of installation storehouse (18) is equipped with the bearing, and bearing and sleeve (31) looks adaptation, the middle position department of the positive one end bottom of installation storehouse (18) is equipped with the through-hole, and through-hole and slide bar (21) looks adaptation.

8. The marine high-service-life lubricating oil leakage-free vertical double-cylinder electric reciprocating pump according to claim 2, characterized in that: and rubber pads are arranged on the sides, close to each other, of the two groups of arc-shaped clamping plates (22), and the rubber pads are matched with the external pipeline (33) mutually.

Technical Field

The invention relates to the technical field of double-cylinder electric reciprocating pumps, in particular to a marine vertical double-cylinder electric reciprocating pump with long service life and no leakage of lubricating oil.

Background

The vertical double-cylinder double-acting vertical electric reciprocating pump for 2DSL type pump system ship is suitable for conveying fresh water, seawater, sewage, dirty oil and petroleum liquid products which do not contain solid particles or fibers, have the oil temperature not more than 85 ℃ and the viscosity not more than 110 DEG E, is mainly used as a bottom pump and a ballast pump on ships, is also used as a matched product of an emergency fire fighting, daily life and lubricating system for conveying oil products, seawater desalination and an oil-water separator, and is also suitable for being matched with land oil depots, oil field vehicles and the like in other departments of chemical industry, ports and the like.

The internal filtering effect of the conventional double-cylinder electric reciprocating pump is poor, so that impurities in a water source block the electric reciprocating pump to influence the normal work of the electric reciprocating pump, an operator is required to overhaul the electric reciprocating pump too frequently, the service life of the electric reciprocating pump is shortened, meanwhile, when the conventional electric reciprocating pump is used for a long time, the phenomena of lubricating oil leakage and the like can occur, the waste phenomenon of the lubricating oil is increased, the environmental protection property of the use of the electric reciprocating pump is reduced, most of the driven electric reciprocating pumps are designed in a split mode, the stable effect of the split mode is poor, and the normal work of the electric reciprocating pump is influenced again; the internal structure of the existing double-cylinder electric reciprocating pump is single, when the external connecting pipeline is installed, most of the existing double-cylinder electric reciprocating pump is fixed by screwing the bolts, the fixing mode is complex, too much installation time of operators is consumed when emergency fire fighting is met, optimal rescue time is taken, and convenience and practicability of the electric reciprocating pump are reduced.

Disclosure of Invention

The invention aims to provide a vertical double-cylinder electric reciprocating pump with high service life for ships and without lubricating oil leakage, which aims to solve the problems that the internal filtering effect of the conventional double-cylinder electric reciprocating pump is poor, so that impurities in a water source block the electric reciprocating pump to influence the normal work of the electric reciprocating pump, and the electric reciprocating pump needs to be overhauled too frequently by operators to reduce the service life of the electric reciprocating pump; the internal structure of the existing double-cylinder electric reciprocating pump is single, when an external connecting pipeline is installed, most of the existing double-cylinder electric reciprocating pump is fixed by screwing bolts, the fixing mode is complex, too much installation time of operators is consumed when emergency fire fighting is met, optimal rescue time is taken, and convenience and practicability of the electric reciprocating pump are reduced.

In order to achieve the purpose, the invention provides the following technical scheme: the oil pump type hydraulic cylinder assembly comprises a base, a hydraulic cylinder assembly is arranged at the top of the base, a safety valve assembly is arranged on one side of the hydraulic cylinder assembly, a water outlet is arranged on the other side of the hydraulic cylinder assembly, a connecting pipe is arranged on one side, far away from the hydraulic cylinder assembly, of the water outlet, an external pipeline matched with the connecting pipe and extending to the outside of the connecting pipe is arranged inside the connecting pipe, fixed assembly prices are arranged at the top and the bottom of the connecting pipe, a crankcase is arranged at the top of the hydraulic cylinder assembly, an oil pan is arranged at the bottom of the crankcase, an oil pump is arranged on one side of the crankcase, an oil retainer matched with the oil pan is arranged on one side, close to the crankcase, of the oil pump, a second oil retainer matched with the oil pump is arranged on one side, far away from the crankcase, of the circulating pipe, a first oil retainer matched with the oil pan is arranged on one side, far away from the oil pump, a reduction gearbox is arranged on the other side of the crankcase, and an electric motor is arranged on one side, far away from the reduction gearbox, at the top of the crankshaft, the output of motor is equipped with the shaft coupling that extends to the internal portion of reducing gear box, the inside one side of keeping away from the oil pump of crankcase is equipped with the bent axle that extends to the internal portion of reducing gear box, the outside one side cover that is close to the oil pump of bent axle is equipped with the connecting rod, the bottom of connecting rod is equipped with the cross head, the bottom of cross head is equipped with the piston rod that extends to the internal portion of hydraulic cylinder subassembly, the inside one side that is close to the piston rod of hydraulic cylinder subassembly is equipped with the valve, the inside opposite side that is close to the piston rod of hydraulic cylinder subassembly is equipped with the air chamber rather than the looks adaptation, the positive one end of hydraulic cylinder subassembly is equipped with the water inlet, the inside of water inlet is equipped with the filter screen rather than the looks adaptation.

Preferably, the fixed subassembly includes installation storehouse, stretch cord, gear, slide bar, arc grip block, first closing plate, second closing plate, connecting rod, tooth piece, push rod, first spring, second spring, gag lever post, sleeve, transparent plate and logical groove, installation storehouse and second closing plate all are equipped with two sets ofly, two sets ofly the second closing plate all articulates and is located the inside top and the bottom of connecting pipe, and is two sets ofly the top and the bottom that the second closing plate is close to external pipeline one side all are equipped with first closing plate, and first closing plate and external pipeline looks adaptation, two sets ofly the installation storehouse is located the top and the bottom of connecting pipe, and is two sets ofly one side of the inside top of installation storehouse and bottom all is equipped with the push rod that extends to the inside of connecting pipe and with the looks adaptation of second closing plate, and two sets ofly one side that the push rod was kept away from all is equipped with the first spring that is connected with the installation storehouse, and two sets ofly the opposite side of the inside top of installation storehouse and bottom all is equipped with the connecting rod that extends to the inside connecting rod of connecting pipe The side of the two groups of connecting rods close to each other is provided with an arc-shaped clamping plate matched with an external pipeline, the side of the two groups of connecting rods far away from each other is provided with an elastic rope connected with the mounting bin, the side of the push rod close to the connecting rod is uniformly provided with a tooth block, the middle position of one end of the back surface of the two groups of the mounting bins close to one side is provided with a sleeve, the top and the bottom of the sleeve are provided with through grooves, the inside of the sleeve is provided with a sliding rod matched with the sleeve, the slide bar extends to the outside of the installation bin, one end of the back of the top and the bottom of the slide bar is provided with a limit rod matched with the through groove, the inside back one end of sleeve is equipped with the second spring that is connected with the slide bar, the outside cover of slide bar is equipped with the gear with tooth piece engaged with, and is two sets of the positive one side that is close to mutually in installation storehouse all is equipped with the transparent plate with gear looks adaptation.

Preferably, a handle is arranged at one end of the front face of the sliding rod, and anti-skid grains are arranged on the outer side of the handle.

Preferably, two sets of one side that the top and the bottom of push rod are close to the second closing plate all is equipped with the hypotenuse, and hypotenuse and the mutual adaptation of second closing plate, two sets of one side that push rod and connecting rod kept away from mutually all is equipped with the mounting panel, and the mounting panel respectively with first spring and stretch cord interconnect.

Preferably, one side of the water outlet close to the connecting pipe is uniformly provided with threaded holes, and threaded rods matched with the threaded holes are arranged in the threaded holes.

Preferably, the four corners of the bottom of the base are provided with non-slip mats.

Preferably, the middle position department of the inside back one end bottom in installation storehouse is equipped with the bearing, and bearing and sleeve looks adaptation, the middle position department of the positive one end bottom in installation storehouse is equipped with the through-hole, and through-hole and slide bar looks adaptation.

Preferably, two sets of arc grip blocks all are equipped with the rubber pad on the one side that is close to, and rubber pad and external pipeline mutual adaptation.

Compared with the prior art, the invention provides a marine vertical double-cylinder electric reciprocating pump with long service life and no leakage of lubricating oil, which has the following beneficial effects:

1. the invention can prolong the service life of the electric reciprocating pump by the mutual matching of the motor, the coupling, the reduction gearbox, the crankshaft, the connecting rod, the crosshead, the crankcase, the piston rod, the hydraulic cylinder assembly, the safety valve assembly, the valve, the water inlet, the hydraulic cylinder assembly, the filter screen, the air chamber, the oil pump, the second oil retainer, the oil pan, the circulating pipe and the first oil retainer, and meanwhile, the circulating oil is completely collected into the oil pan through the uniquely designed bottom oil pan after the oil pump circulates and enters the circulating system again through the circulating pipe, so that the circulating process is free of leakage and pollution.

2. According to the invention, the external pipeline, the connecting pipe, the second sealing plate, the first sealing plate, the push rod, the mounting bin, the first spring, the gear, the tooth block, the connecting rod, the arc-shaped clamping plate, the elastic rope, the sliding rod, the limiting rod, the through groove, the second spring and the transparent plate are matched with each other, so that an operator can conveniently and quickly disassemble and assemble the external pipeline, the operator can complete fixing and sealing effects simultaneously only by one insertion step, the operator does not need to screw and fix the external pipeline through bolts, the working steps of the operator are reduced, meanwhile, the water source is prevented from leaking, the practicability and the environmental friendliness of the part are improved, and the structural design of the electric reciprocating pump is simple, reasonable and suitable for popularization.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a side view of the present invention;

FIG. 4 is a schematic view of the installation of the external pipe of the present invention;

FIG. 5 is a top cross-sectional view of the cartridge of the present invention;

FIG. 6 is a top view of the sleeve of the present invention;

FIG. 7 is an enlarged view of the structure at A of FIG. 1 according to the present invention.

In the figure: 1. a base; 2. a piston rod; 3. a valve; 4. a hydraulic cylinder assembly; 5. a water outlet; 6. a connecting pipe; 7. a first oil slinger; 8. a circulation pipe; 9. an oil pump; 10. a second oil retainer; 11. a crankcase; 12. an electric motor; 13. a coupling; 14. a reduction gearbox; 15. a crankshaft; 16. a connecting rod; 17. a relief valve assembly; 18. installing a bin; 19. an elastic cord; 20. a gear; 21. a slide bar; 22. an arc-shaped clamping plate; 23. a first sealing plate; 24. a second sealing plate; 25. a connecting rod; 26. a tooth block; 27. a push rod; 28. a first spring; 29. a second spring; 30. a limiting rod; 31. a sleeve; 32. a through groove; 33. connecting a pipeline externally; 34. a water inlet; 35. a filter screen; 36. an air chamber; 37. a crosshead; 38. a transparent plate; 39. an oil pan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a marine vertical double-cylinder electric reciprocating pump with long service life and no leakage of lubricating oil comprises a base 1, a hydraulic cylinder assembly 4 is arranged at the top of the base 1, a safety valve assembly 17 is arranged at one side of the hydraulic cylinder assembly 4, a water outlet 5 is arranged at the other side of the hydraulic cylinder assembly 4, a connecting pipe 6 is arranged at one side of the water outlet 5 away from the hydraulic cylinder assembly 4, an external pipeline 33 matched with the connecting pipe 6 and extending to the outside of the connecting pipe is arranged inside the connecting pipe 6, a fixed group price is arranged at the top and the bottom of the connecting pipe 6, a crank case 11 is arranged at the top of the hydraulic cylinder assembly 4, an oil pan 39 is arranged at the bottom of the crank case 11, an oil pump 9 is arranged at one side of the crank case 11, a second oil baffle ring 10 matched with the oil pump 9 is arranged at one side of the oil pump 9 close to the crank case 11, a circulating pipe 8 extending to the inside of the oil pan 39 is arranged inside of the oil pump 9, a first oil baffle ring 7 matched with the oil pan 39 is arranged at one side of the circulating pipe 8 away from the oil pump 9, the opposite side of crankcase 11 is equipped with reducing gear box 14, one side that reducing gear box 14 was kept away from at crankcase 11 top is equipped with motor 12, the output of motor 12 is equipped with the shaft coupling 13 that extends to reducing gear box 14 inside, one side that oil pump 9 was kept away from to crankcase 11 inside is equipped with the bent axle 15 that extends to reducing gear box 14 inside, one side cover that bent axle 15 outside is close to oil pump 9 is equipped with connecting rod 16, the bottom of connecting rod 16 is equipped with cross head 37, cross head 37's bottom is equipped with the piston rod 2 that extends to hydraulic cylinder subassembly 4 inside, the inside one side that is close to piston rod 2 of hydraulic cylinder subassembly 4 is equipped with valve 3, the inside opposite side that is close to piston rod 2 of hydraulic cylinder subassembly 4 is equipped with the air chamber 36 rather than looks adaptation, the front one end of hydraulic cylinder subassembly 4 is equipped with water inlet 34, the inside of water inlet 34 is equipped with the filter screen 35 rather than looks adaptation.

As a preferable embodiment of the present embodiment: the fixing component comprises an installation bin 18, an elastic rope 19, a gear 20, a sliding rod 21, an arc-shaped clamping plate 22, a first sealing plate 23, a second sealing plate 24, a connecting rod 25, a tooth block 26, a push rod 27, a first spring 28, a second spring 29, a limiting rod 30, a sleeve 31, a transparent plate 38 and a through groove 32, wherein the installation bin 18 and the second sealing plate 24 are provided with two groups, the two groups of second sealing plates 24 are hinged to the top and the bottom of the inside of the connecting pipe 6, the top and the bottom of one side, close to the external pipeline 33, of the two groups of second sealing plates 24 are provided with the first sealing plate 23, the first sealing plate 23 is matched with the external pipeline 33, the two groups of installation bins 18 are arranged on the top and the bottom of the connecting pipe 6, one side of the top and the bottom of the inside of the two groups of installation bins 18 is provided with the push rod 27 extending into the inside of the connecting pipe 6 and matched with the second sealing plate 24, one side, the other side of the two groups of the push rod 27 is provided with the first spring 28 connected with the installation bin 18, the other sides of the top and the bottom inside the two groups of mounting bins 18 are provided with connecting rods 25 extending into the connecting pipe 6, one side of the two groups of connecting rods 25 close to each other is provided with an arc-shaped clamping plate 22 matched with an external pipeline 33, one side of the two groups of connecting rods 25 far away from each other is provided with an elastic rope 19 connected with the mounting bins 18, one side of the push rod 27 close to each connecting rod 25 is provided with a gear block 26 uniformly, one end of the back inside the two groups of mounting bins 18 close to each other is provided with a sleeve 31, the top and the bottom of the sleeve 31 are provided with through grooves 32, the sleeve 31 is internally provided with a slide rod 21 matched with the sleeve 31, the slide rod 21 extends to the outside of the mounting bins 18, one end of the back of the top and the bottom of the slide rod 21 is provided with a limiting rod 30 matched with the through grooves 32, one end of the back inside the sleeve 31 is provided with a second spring 29 connected with the slide rod 21, and the gear 20 meshed with the gear block 26 is sleeved outside the slide rod 21, transparent plates 38 matched with the gears 20 are arranged on one side of the two groups of mounting bins 18 close to one end of the front surface.

As a preferable embodiment of the present embodiment: a handle is arranged at one end of the front face of the sliding rod 21, and anti-skidding lines are arranged on the outer side of the handle to prevent the sliding rod from sliding when being pulled.

As a preferable embodiment of the present embodiment: the top and the bottom of two sets of push rods 27 all are equipped with the hypotenuse near one side of second closing plate 24, and hypotenuse and the mutual adaptation of second closing plate 24, and one side that two sets of push rods 27 and connecting rod 25 kept away from mutually all is equipped with the mounting panel, and the mounting panel respectively with first spring 28 and stretch cord 19 interconnect, be convenient for promote second closing plate 24 recover still first spring 28 of fixed mounting and stretch cord 19.

As a preferable embodiment of the present embodiment: one side that delivery port 5 and connecting pipe 6 are close to mutually evenly is equipped with the screw hole, and the inside of screw hole is equipped with rather than the threaded rod of looks adaptation, and the operating personnel of being convenient for carries out dismouting work to connecting pipe 6.

As a preferable embodiment of the present embodiment: the four corners department of base 1 bottom all is equipped with the slipmat, is convenient for promote the stability that electric reciprocating pump prevented.

As a preferable embodiment of the present embodiment: the middle position department of the inside back one end bottom in installation storehouse 18 is equipped with the bearing, and bearing and sleeve 31 looks adaptation, and the middle position department of the positive one end bottom in installation storehouse 18 is equipped with the through-hole, and through-hole and slide bar 21 looks adaptation, and the sleeve 31 of being convenient for rotates with slip 21.

As a preferable embodiment of the present embodiment: rubber pads are arranged on the sides, close to each other, of the two groups of arc-shaped clamping plates 22, and the rubber pads are matched with the external pipelines 33, so that the connecting pipelines 33 can be protected conveniently to prevent the surfaces of the connecting pipelines 33 from being damaged by clamping.

Embodiment 1, as shown in fig. 1, the hydraulic cylinder assembly is composed of a hydraulic cylinder body, a suction valve set and a discharge valve set, the suction valve and the discharge valve set are respectively 4 v, suction ports and discharge ports are arranged on two sides of the hydraulic cylinder body, and a water inlet pipe 34, a water outlet pipe 5 and a safety valve assembly 17 can be installed.

Embodiment 2, as shown in fig. 1-3, when the electric reciprocating pump is used, before use, the device is powered on, the coupling 13 is driven by the motor 12 to rotate, the coupling 13 performs deceleration work inside the reduction gearbox 14, the connecting rod 16 and the crosshead 37 are driven by the action of the crankshaft 15 and move up and down inside the crankcase 11 at the same time, so that the crosshead 37 drives the piston rod 2 to move up and down inside the hydraulic cylinder assembly 4, meanwhile, an external water source can enter the hydraulic cylinder assembly 4 through the water inlet 34 by the work of the safety valve assembly 17 and the valve 3, the impurities contained inside the water source can be filtered by the filter screen 35 designed inside the water inlet 34, so as to prevent the impurities from entering the hydraulic cylinder assembly 4 to cause blockage and influence the normal operation of the electric reciprocating pump, the service life of the electric reciprocating pump is further prolonged, the air chamber 36 can be driven to work through the rotation of the crankshaft 15, exhaust gas generated in the work of the electric reciprocating pump can be reacted through the work of the air chamber 36, so that exhaust pollution is reduced, the electric reciprocating pump can enable lubricating oil in the electric reciprocating pump to enter the inner part of the crankcase 11 through the work of the oil pump 9 in the work process, so that the electric reciprocating pump can lubricate moving parts in the crankcase 11, meanwhile, the situations of leakage and the like of the lubricating oil during input can be effectively prevented through the design of the second oil baffle ring 10, waste of the lubricating oil is reduced, after the lubricating work in the crankcase 11 is finished, redundant lubricating oil falls into the oil pan 39, the lubricating oil in the oil pan 39 can be pumped into the inner part of the crankcase 11 through the circulating pipe 8 through the work of the oil pump 9, so that the reciprocating work of lubrication is realized, and meanwhile, the leakage of the lubricating oil can be prevented again through the design of the first oil baffle ring 7 in the pumping process, can promote the life of this electric reciprocating pump through the cooperation of this part, still simultaneously through unique design's bottom food tray 39, after the oil pump circulation, the oil that will circulate gets off is all collected into food tray 39, through the circulating pipe reentrant circulation system, and the whole circulation process that changes does not have the leakage, and is pollution-free, and traditional pump is split type design, and this application is integral, compares in traditional split type stability better.

Example 3, as shown in fig. 4-7, when installing the external pipe 33, an operator may insert the external pipe 33 into the connecting pipe 6, so that the external pipe 33 pushes the second sealing plate 24 and the first sealing plate 23 to perform the hinge rotation simultaneously, so that the first sealing plate 23 and the nozzle of the external pipe 33 are attached to each other, the internal water source is effectively prevented from leaking through the attachment, and the external pipe 33 is only able to discharge the internal water source, meanwhile, the hinge rotation of the second sealing plate 24 can push the push rod 27 to move inside the installation chamber 18 to compress the first spring 28, the push rod 27 can drive the gear 20 and the above components to rotate, so that the mutual engagement between the gear 20 and the tooth block 26 can push the connecting rod 25 to move down inside the installation chamber 18 to stretch the elastic rope 19, and the connecting rod 25 can push the arc-shaped clamping plate 22 to clamp and fix the external pipe 33, and then can make things convenient for operating personnel to install external pipeline 33 fast, need not operating personnel and screw the formula fixed, saved operating personnel installation time, when needing to dismantle external pipeline 33, operating personnel can directly stimulate slide bar 21 and make it drive gag lever post 30 and slide in the inside of logical groove 32 and carry out tensile work to second spring 29, can drive gear 20 and break away from the meshing with tooth piece 26 through the removal of slide bar 21, thus can drive connecting rod 25 and arc grip block 22 to recover simultaneously through the elastic restoring force of stretch cord 19, make connecting rod 25 remove the fixed to external pipeline 33, take external pipeline 33 again and make it break away from to the inside of connecting pipe 6 and remove the spacing to second seal plate 24, then promote push rod 27 to recover through the elastic restoring force of first spring 28, and then can make push rod 27 drive second seal plate 24 and above parts to recover work, after the dismantlement is accomplished, the observation accessible slide bar 21 through transparent plate 38 drives gag lever post 30 and rotates, make gag lever post 30 drive sleeve 31 and rotate, thereby can drive gear 20 and rotate and make it and tooth piece 26 looks adaptation, then rethread second spring 29 law personnel elastic restoring force drive gear 20 and above parts recover and mesh with tooth piece 26 mutually, cooperation through this part can make things convenient for operating personnel quick assembly disassembly external pipeline 33, operating personnel only need an insertion step just can accomplish simultaneously fixed and sealed effect, it is fixed to need not operating personnel to twist the formula through the bolt, when having reduced operating personnel working procedure, the leakage at the water source has still been prevented, practicality and the feature of environmental protection that this part used have been promoted, this electric reciprocating pump structural design is simple rationally suitable and popularization.

The working principle is as follows: before use, the device is powered on, the coupling 13 is driven to rotate by the motor 12, so that the coupling 13 performs deceleration work in the reduction gearbox 14, the rotary motion generated by the work of the reduction gearbox 14 can drive the connecting rod 16 and the crosshead 37 to simultaneously move up and down in the crankcase 11 under the action of the crankshaft 15, so that the crosshead 37 can drive the piston rod 2 to move up and down in the hydraulic cylinder assembly 4, meanwhile, an external water source can enter the hydraulic cylinder assembly 4 through the water inlet 34 through the safety valve assembly 17 and the valve 3, impurities contained in the water source can be filtered through the filter screen 35 arranged in the water inlet 34, so that the impurities can be prevented from entering the hydraulic cylinder assembly 4 to cause blockage, the normal work of the electric reciprocating pump is influenced, the service life of the electric reciprocating pump is prolonged, and meanwhile, the air chamber 36 can be driven to work through the rotation of the crankshaft 15, the air chamber 36 can react with the exhaust gas generated during the operation of the electric reciprocating pump to reduce the exhaust pollution, the electric reciprocating pump can make the lubricating oil inside enter the inside of the crankcase 11 through the operation of the oil pump 9 during the operation process to lubricate the moving parts inside the crankcase 11, meanwhile, the design of the second oil baffle ring 10 can effectively prevent the lubricating oil from leaking during the input, reduce the waste of the lubricating oil, when the lubrication operation inside the crankcase 11 is completed, the redundant lubricating oil drops into the oil pan 39, the lubricating oil inside the oil pan 39 can be pumped into the inside of the crankcase 11 through the circulating pipe 8 through the operation of the oil pump 9 to realize the reciprocating operation of the lubrication, meanwhile, the design of the first oil baffle ring 7 can prevent the lubricating oil from leaking again during the pumping process, and the service life of the electric reciprocating pump can be prolonged through the matching of the parts, meanwhile, the oil circulated is completely collected into the oil pan 39 after the oil pump circulates through the uniquely designed bottom oil pan 39 and enters the circulation system again through the circulation pipe, so that the circulation process is rectified and improved without leakage and pollution, the traditional pump is of a split design, and the pump is of an integral type and has better stability compared with the traditional split type;

when in use, an operator can insert the external pipe 33 into the connecting pipe 6, so that the external pipe 33 pushes the second sealing plate 24 and the first sealing plate 23 to simultaneously perform hinged rotation, so that the pipe orifices of the first sealing plate 23 and the external pipe 33 are mutually attached, the leakage of an internal water source can be effectively prevented through the attachment, the external pipe 33 can only be discharged through the external pipe 33, meanwhile, the push rod 27 can be pushed to move in the installation bin 18 through the hinged rotation of the second sealing plate 24 to compress the first spring 28, the push rod 27 can drive the gear 20 and the above components to rotate, so that the connecting rod 25 can be pushed to move downwards in the installation bin 18 through the mutual engagement of the gear 20 and the tooth block 26 to stretch the elastic rope 19, the connecting rod 25 pushes the arc-shaped clamping plate 22 to clamp and fix the external pipe 33, and further the operator can conveniently and quickly install the external pipe 33, when the external pipeline 33 needs to be disassembled, the operator can directly pull the sliding rod 21 to drive the limiting rod 30 to slide in the through groove 32 and stretch the second spring 29, the sliding rod 21 can drive the gear 20 to be disengaged from the tooth block 26, so that the connecting rod 25 and the arc-shaped clamping plate 22 can be driven to recover simultaneously through the elastic restoring force of the elastic rope 19, the connecting rod 25 can release the fixing of the external pipeline 33, the external pipeline 33 can be taken out to be disengaged from the connecting pipe 6 to release the limiting of the second sealing plate 24, then the push rod 27 can be pushed to recover through the elastic restoring force of the first spring 28, and the push rod 27 can drive the second sealing plate 24 and the parts above to recover, after the disassembly is completed, the slide rod 21 can drive the limiting rod 30 to rotate when the transparent plate 38 is observed, so that the limiting rod 30 can drive the sleeve 31 to rotate, the gear 20 can be driven to rotate to be matched with the tooth block 26, and then the elastic restoring force of a person can drive the gear 20 and the parts above to restore to be meshed with the tooth block 26 through the second spring 29.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.