CN209458074U - A kind of radial plunger low speed positive and negative rotation sea water pump - Google Patents

A kind of radial plunger low speed positive and negative rotation sea water pump Download PDF

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Publication number
CN209458074U
CN209458074U CN201822129302.5U CN201822129302U CN209458074U CN 209458074 U CN209458074 U CN 209458074U CN 201822129302 U CN201822129302 U CN 201822129302U CN 209458074 U CN209458074 U CN 209458074U
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plunger
end cover
roller
low speed
raceway
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CN201822129302.5U
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郑涵文
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Shenzhen Central And Guangdong Marine Energy Technology Co Ltd
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Shenzhen Central And Guangdong Marine Energy Technology Co Ltd
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Abstract

The utility model discloses a kind of radial plunger low speed positive and negative rotation sea water pumps, include: axis (1), first bearing (2), baffle (3), first end cover (4), second bearing (5), the first screw (6), cylinder body (7), cylinder sleeve (8), inlet valve (9), valve body (10), outlet valve (11), plunger (12), spring (13), second end cover (14), slot rolling (15), roller (16), raceway (17).Wherein by axis (1), first end cover (4), second end cover (14), cylinder body (7), cylinder sleeve (8), plunger (12) and its sealing element, collectively constitute a closed chamber, this closed chamber is lubricating cavity, lubricating oil is full of in lubricating cavity, by cylinder sleeve (8), inlet valve (9), valve body (10), outlet valve (11), plunger (12) and its sealing element, a closed chamber is collectively constituted, this closed chamber is dielectric cavity.

Description

A kind of radial plunger low speed positive and negative rotation sea water pump
Technical field
The utility model relates to a kind of radial plunger low speed positive and negative rotation sea water pumps.
Background technique
Currently, the existing fluid pump overwhelming majority is using hydraulic oil as medium.It is few using water as the fluid pump of medium, The revolving speed of existing plunger pump is not able to satisfy the utilization of tide ocean current power generation in 100r/min or more.
Existing pump is all made of plunger and plunger bushing to offset lateral force simultaneously, this just increases the mill of plunger and plunger bushing Damage.
Prior art disadvantage is as follows:
1, pressure is low, and generally only 14MPA, flow is small, generally only 100L/min.2, not being suitable for seawater is medium.3 Since the viscosity of water is low, the leakage rate of existing motor is big, causes energy conversion efficiency low.4 revolution speeds are higher.5. cannot be real Existing positive and negative rotation all uses.
Utility model content
The purpose of utility model of the utility model is to provide a kind of radial plunger low speed positive and negative rotation sea water pump.
It is as follows that the utility model solves the technical solution that above-mentioned technical problem is taken:
A kind of radial plunger low speed positive and negative rotation sea water pump, comprising: axis 1, first bearing 2, baffle 3, first end cover 4, second Bearing 5, the first screw 6, cylinder body 7, cylinder sleeve 8, inlet valve 9, valve body 10, outlet valve 11, plunger 12, spring 13, second end cover 14, Slot rolling 15, roller 16, raceway 17；Wherein, the axis 1, first end cover 4, second end cover 14, cylinder body 7, cylinder sleeve 8, plunger 12 are common A closed lubricating cavity is formed, inside is full of lubricating oil；The cylinder sleeve 8, inlet valve 9, valve body 10, outlet valve 11, plunger 12 A dielectric cavity is collectively formed, wherein when the plunger 12 moves up and down, the whole size of lubricating cavity is constant, the dielectric cavity, when Reduction when plunger 12 up moves, excludes medium, and the pressurization when plunger 12 moves down sucks medium.
Wherein, in the lubricating cavity, under the spring-force driven dual of the spring 13, so that baffle 3, second bearing 5, first The component that screw 6, slot rolling 15, roller 16 form tightly is fitted on raceway 17；The axis 1 drives raceway 17 to revolve when rotated Turn, plunger 12 moves upwards it to complete drain movement, roll when roller 16 reaches under the action of slot rolling 15 and roller 16 Behind the highest point in road 17, plunger 12, slot rolling 15, roller 16 and other component under the action of spring 13, make its move downward from And complete imbibition movement.
Wherein, when the raceway 17 rotates, lateral thrust is generated；There is bearing in first end cover 4 and the design of second end cover 14 Slot, falling into second bearing 5 wherein can move up and down；Wherein, when lateral thrust passes to roller 16, pass through 16 both ends of roller Second bearing 5, lateral thrust is applied to the bearing groove of first end cover 4 and second end cover 14 so that plunger 12 only by To upper and lower component, to extend the service life of complete machine.
Wherein, the plunger 12 is to disconnect with slot rolling 15, thus between can opposite sliding；Wherein, when first end cover 4 After being worn with the bearing groove of second end cover 14, slot rolling 15 is necessarily moved with roller 16, after plunger 12 and slot rolling 15 are disconnection, Position can be freely adjusted at work, prevents the friction of cylinder sleeve 8 Yu plunger 12, to extend the service life of complete machine.
Wherein, the radial plunger low speed positive and negative rotation sea water pump arrangement mode is exterior circumference type, the novel radial column of monolithic Plug low speed positive and negative rotation sea water pump can be radially made of a raceway and multiple plunger units, and separate pumping unit can be as required It is overlapped, there is no limit in principle for superposition quantity, but considers that actual conditions are generally superimposed quantity control at 6 or less.
Wherein, row's pump core and spacer 21, partition 22 are additionally provided with；Wherein, when needing the discharge capacity of increasing pump, pass through increasing Add row's pump core and spacer 21, partition 22, the discharge capacity of pump can just increased, the inside of partition 22 is equipped with as first end cover 4 Bearing groove, falling into second bearing 5 wherein can move up and down, and bear the lateral thrust from roller 16, spacer 21 is For the fixed relative axial position per a piece of middle raceway 17, its mutual dislocation is prevented.
A kind of radial plunger low speed positive and negative rotation sea water pump, comprising: axis 1, first bearing 2, baffle 3, first end cover 4, second Bearing 5, the first screw 6, cylinder body 7, cylinder sleeve 8, inlet valve 9, valve body 10, outlet valve 11, plunger 12, spring 13, second end cover 14, Slot rolling 15, roller 16, the second raceway 31；Wherein, the axis 1, first end cover 4, second end cover 14, cylinder body 7, cylinder sleeve 8, plunger 12 A closed lubricating cavity is collectively constituted, inside is full of lubricating oil；The cylinder sleeve 8, inlet valve 9, valve body 10, outlet valve 11, column A dielectric cavity is collectively formed in plug 12, wherein when the plunger 12 moves up and down, the whole size of lubricating cavity is constant, the medium Chamber, the reduction when plunger 12 up moves exclude medium, and the pressurization when plunger 12 moves down sucks medium；Second rolling The inside in road 31 devises the pin chute 311 of the function curve as 16 centrode of roller, and guarantee makes its roller 16 and pin The center of nail 32 is fixed.
Preferably, it is additionally provided with second flap 33, there is the pin 32 in its underpart, and pin 32 is in pin chute 311 Can be free to slide, second flap 33 is linked on slot rolling 15 by the second screw 34, and the inside of plunger 12 is equipped with locating plate 35 With circlip 37, slot rolling 15 is connect with plunger 12 by attachment screw 36, and connection feature is that slot rolling 15 can connect with plunger 12 Small-scale movement can be had by having on screw 36 is radial and axial.
Preferably, when axis 1 drives the rotation of the second raceway 31 when rotated, plunger 12 is in slot rolling 15 and roller 16 Under the action of, move upwards it to complete drain movement, after roller 16 reaches the highest point of raceway 17, slot rolling 15 is rolled Column 16 and other component are slided in pin chute 311 by pin 32, complete to move downward, plunger 12 is in attachment screw 36 Under the action of, move downward it to complete imbibition movement.
The utility model for it is a kind of using tide, wave ocean current module electricity generation system in or other heavy industry fields, It can be the fluid pump of medium with seawater or other fluids (such as fresh water, hydraulic oil etc.), due to that with modularization, can combine Formula, the slow-speed of revolution, huge discharge, it is high-power the features such as, can be used for the army and the people it is various needed for occasions.Improve the versatility in market, drop Low producer's production cost.
Other features and advantages of the utility model will illustrate in the following description, also, partly from specification In become apparent, or understood and implementing the utility model.The purpose of this utility model and other advantages can pass through Structure specifically indicated in the written description, claims, and drawings is achieved and obtained.
Detailed description of the invention
The utility model is described in detail with reference to the accompanying drawing, so that the above-mentioned advantage of the utility model is more It is clear.
Fig. 1 is a cross-sectional view of the utility model radial plunger low speed positive and negative rotation sea water pump；
Fig. 2 is the view of the utility model radial plunger low speed positive and negative rotation sea water pump superposition；
Fig. 3 is the schematic diagram of another embodiment of the utility model radial plunger low speed positive and negative rotation sea water pump；
Fig. 4 is the schematic diagram of the second raceway of the utility model radial plunger low speed positive and negative rotation sea water pump.
Specific embodiment
The utility model is described in detail combined with specific embodiments below.
The utility model relates to one kind with low speed that seawater or other fluids (such as fresh water, hydraulic oil etc.) are medium just Reversion pump, wherein the novel radial plunger low speed positive and negative rotation sea water pump arrangement mode is exterior circumference type, the novel radial column of monolithic Plug low speed positive and negative rotation sea water pump can be radially made of a raceway and multiple plunger units, and separate pumping unit can be as required It is overlapped, there is no limit in principle for superposition quantity, but considers that actual conditions are generally superimposed quantity control at 6 or less.
Wherein, there are two working conditions for the plunger of pump, first is that plunger is moved into pump, imbibition work are completed, second is that plunger It is moved to outside pump, completes drain work.
As illustrated in fig. 1 and 2, a kind of radial plunger low speed positive and negative rotation sea water pump specifically includes axis -1, first bearing - 2, baffle 3, first end cover 4, second bearing 5, the first screw 6, cylinder body 7, cylinder sleeve 8, inlet valve 9, valve body 10, outlet valve 11, column Fill in 12, spring 13, second end cover 14, slot rolling 15, roller 16, raceway 17.Wherein by axis 1, first end cover 4, second end cover 14, cylinder Body 7, cylinder sleeve 8, plunger 12 and its sealing element collectively constitute a closed chamber, this closed chamber is lubricating cavity, are full of in lubricating cavity Lubricating oil collectively constitutes a closed chamber by cylinder sleeve 8, inlet valve 9, valve body 10, outlet valve 11, plunger 12 and its sealing element, this A closed chamber is dielectric cavity.When plunger 12 moves up and down, the whole size of lubricating cavity is constant, and single dielectric cavity is past when plunger 12 Reduce when upper mobile, exclude medium, the pressurization when plunger 12 moves down sucks medium.
In lubricating cavity comprising first bearing 2, baffle 3, second bearing 5, the first screw 6, spring 13, slot rolling 15, roller 16, Raceway 17.Under the spring-force driven dual of spring 13, so that baffle 3, second bearing 5, the first screw 6, slot rolling 15, roller 16 form Component be tightly fitted on raceway 17.When axis 1 drives raceway 17 to rotate when rotated, plunger 12 is in slot rolling 15 and roller 16 Under effect, moves upwards it and acted to complete drain, after roller 16 reaches the highest point of raceway 17, plunger 12, slot rolling 15, roller 16 and other component move downward it to complete imbibition movement under the action of spring 13.
When rotating due to raceway 17, biggish lateral thrust can be generated.Therefore it is devised in first end cover 4 and second end cover 14 Bearing groove, falling into second bearing 5 wherein can move up and down.When lateral thrust passes to roller 16, pass through 16 both ends of roller Second bearing 5, lateral thrust is applied to the bearing groove of first end cover 4 and second end cover 14.So that plunger 12 only by To upper and lower component, to extend the service life of complete machine.
Plunger 12 and slot rolling 15 are to disconnect, design disconnect be can opposite sliding between it in order to allow.The purpose is to work as After the bearing groove of first end cover 4 and second end cover 14 is worn, slot rolling 15 is necessarily moved with roller 16, plunger 12 and slot rolling After 15 are disconnection, position can be freely adjusted at work, prevents the friction of cylinder sleeve 8 Yu plunger 12, to extend making for complete machine Use the service life.
Wherein, from Figure 2 it can be seen that when needing the discharge capacity of increasing pump, by increasing row's pump core and spacer 21, partition 22, The discharge capacity of pump can just increased, the inside of partition 22 is equipped with the bearing groove as first end cover 4, falls into second bearing 5 It wherein can move up and down, bear the lateral thrust from roller 16.Spacer 21 is for the fixed axis per a piece of middle raceway 17 To relative position, its mutual dislocation is prevented.
When pump needs, using spring return function scheme, to reach design when running at high speed or when using high viscosity medium It is required that being that the very big of spring design to increase the installation difficulty of complete machine, must be improved the initial rotation torque of pump.Therefore it designs Groove backhaul scheme.
Specifically, as shown in Figures 3 and 4, a kind of radial plunger low speed positive and negative rotation sea water pump, comprising: axis 1, first bearing 2, baffle 3, first end cover 4, second bearing 5, the first screw 6, cylinder body 7, cylinder sleeve 8, inlet valve 9, valve body 10, outlet valve 11, column Fill in 12, spring 13, second end cover 14, slot rolling 15, roller 16, the second raceway 31；Wherein, the axis 1, first end cover 4, second end Lid 14, cylinder body 7, cylinder sleeve 8, plunger 12 collectively constitute a closed lubricating cavity, and inside is full of lubricating oil；The cylinder sleeve 8, water inlet A dielectric cavity is collectively formed in valve 9, valve body 10, outlet valve 11, plunger 12, wherein when the plunger 12 moves up and down, lubricating cavity Whole size is constant, the dielectric cavity, the reduction when plunger 12 up moves, and excludes medium, the increasing when plunger 12 moves down Pressure sucks medium；The inside of second raceway 31 devises the pin chute of the function curve as 16 centrode of roller 311, guarantee fixes its roller 16 and the center of pin 32.
Wherein, the inside of the second raceway 31 devises the pin chute 311 of the function curve as 16 centrode of roller, Guarantee fixes its roller 16 and the center of pin 32.Its embodiment is: pin 32 is arranged at the lower part of second flap 33, pin Nail 32 can be free to slide in pin chute 311, and second flap 33 is linked on slot rolling 15 by the second screw 34, plunger 12 Inside be equipped with locating plate 35 and circlip 37, slot rolling 15 and plunger 12 lean on attachment screw 36 to connect, and connection feature is slot rolling 15 Can have on attachment screw 36 is radial and axial with plunger 12 can have small-scale movement.
When axis 1 drives the second raceway 31 to rotate when rotated, plunger 12 makes under the action of slot rolling 15 and roller 16 It moves upwards to complete drain movement, after roller 16 reaches the highest point of raceway 17, slot rolling 15, roller 16 and other portions Part is slided in pin chute 311 by pin 32, completes to move downward, plunger 12 makes it under the action of attachment screw 36 It moves downward to complete imbibition movement.
More specifically, the utility model has two class cavitys, and one kind is lubricating cavity, and one kind is dielectric cavity, packet in lubricating cavity Contain bearing, baffle, screw, spring, slot rolling, roller, raceway etc., it is characterized in that: cover internal has bearing groove, can be for bearing It slides up and down.Slot rolling is being mutually shifted for disconnection with roller.The downlink of movable part is complete under the spring force of spring At.Using cross beam type power transmission.
In addition, for the scheme for increasing pumpage, it is characterized in that, spacer and partition are increased, has bearing groove on partition, It can be slided up and down for bearing.
Wherein, in another embodiment, the pin of the function curve as roller centrode is devised on the inside of raceway Sliding slot, guarantee fix the center of its roller and pin.Slot rolling is connect with plunger by attachment screw, and connection feature is rolling Slot and plunger can have on attachment screw is radial and axial and can have small-scale movement.
The specific following feature of the utility model:
1. the characteristics of being used with positive and negative rotation, meet tide ocean current of the pump.
2. the pump storage inside lubricating oil, can be with self-lubricating.
3. using crossbeam power transmission, reduce the friction of cylinder body and plunger.
It can be able to be that the discharge capacity of pump doubles by increasing spacer and partition 4. using modularized design.
5. can satisfy using cam-type return mechanism in highly viscous use environment.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (9)

1. a kind of radial plunger low speed positive and negative rotation sea water pump characterized by comprising axis (1), first bearing (2), baffle (3), First end cover (4), second bearing (5), the first screw (6), cylinder body (7), cylinder sleeve (8), inlet valve (9), valve body (10), outlet valve (11), plunger (12), spring (13), second end cover (14), slot rolling (15), roller (16), raceway (17)；Wherein, the axis (1), first end cover (4), second end cover (14), cylinder body (7), cylinder sleeve (8), plunger (12) collectively constitute a closed lubrication Chamber, inside are full of lubricating oil；The cylinder sleeve (8), inlet valve (9), valve body (10), outlet valve (11), plunger (12) are collectively formed One dielectric cavity, wherein when the plunger (12) moves up and down, the whole size of lubricating cavity is constant, and the dielectric cavity works as plunger (12) reduction when up moving, excludes medium, and the pressurization when plunger (12) moves down sucks medium.
2. radial plunger low speed positive and negative rotation sea water pump according to claim 1, which is characterized in that in the lubricating cavity, Under the spring-force driven dual of the spring (13), so that baffle (3), second bearing (5), the first screw (6), slot rolling (15), roller (16) component formed is tightly fitted on raceway (17)；The axis (1) drives raceway (17) to rotate when rotated, plunger (12) Under the action of slot rolling (15) and roller (16), move upwards it to complete drain movement, when roller (16) reach raceway (17) behind highest point, plunger (12), slot rolling (15), roller (16) under the action of spring (13), make its move downward to Complete imbibition movement.
3. radial plunger low speed positive and negative rotation sea water pump according to claim 1 or 2, which is characterized in that the raceway (17) When rotation, lateral thrust is generated；There is bearing groove in first end cover (4) and second end cover (14) design, falls into second bearing (5) Wherein it can move up and down；Wherein, when lateral thrust passes to roller (16), by the second bearing (5) at roller (16) both ends, Lateral thrust is applied to the bearing groove of first end cover (4) and second end cover (14), so that plunger (12) is only by upper and lower Component, to extend the service life of complete machine.
4. radial plunger low speed positive and negative rotation sea water pump according to claim 1 or 2, which is characterized in that the plunger (12) To disconnect with slot rolling (15), thus between can opposite sliding；Wherein, when the axis of first end cover (4) and second end cover (14) It holds after slot is worn, slot rolling (15) is necessarily moved with roller (16), after plunger (12) and slot rolling (15) are disconnection, at work Position can be freely adjusted, the friction of cylinder sleeve (8) Yu plunger (12) is prevented, to extend the service life of complete machine.
5. radial plunger low speed positive and negative rotation sea water pump according to claim 1 or 2, which is characterized in that the radial plunger Low speed positive and negative rotation sea water pump arrangement mode is exterior circumference type, and the novel radial plunger low speed positive and negative rotation sea water pump of monolithic radially can be with It is made of a raceway and multiple plunger units, separate pumping unit can be overlapped as required, and superposition quantity does not have in principle It is restricted, but consider that actual conditions are generally superimposed quantity control at 6 or less.
6. radial plunger low speed positive and negative rotation sea water pump according to claim 1 or 2, which is characterized in that be additionally provided with a row Pump core and spacer (21), partition (22)；Wherein, when needing the discharge capacity of increasing pump, by increase row's pump core and spacer (21), Partition (22) just can be such that the discharge capacity of pump increases, and the inside of partition (22) is equipped with the bearing groove as first end cover (4), make the Two bearings (5), which are fallen into, wherein can move up and down, and bear the lateral thrust for coming from roller (16), and spacer (21) is in order to fixed every The relative axial position of a piece of middle raceway (17), prevents its mutual dislocation.
7. a kind of radial plunger low speed positive and negative rotation sea water pump characterized by comprising axis (1), first bearing (2), baffle (3), First end cover (4), second bearing (5), the first screw (6), cylinder body (7), cylinder sleeve (8), inlet valve (9), valve body (10), outlet valve (11), plunger (12), spring (13), second end cover (14), slot rolling (15), roller (16), the second raceway (31)；Wherein, described Axis (1), first end cover (4), second end cover (14), cylinder body (7), cylinder sleeve (8), plunger (12) collectively constitute a closed lubrication Chamber, inside are full of lubricating oil；The cylinder sleeve (8), inlet valve (9), valve body (10), outlet valve (11), plunger (12) are collectively formed One dielectric cavity, wherein when the plunger (12) moves up and down, the whole size of lubricating cavity is constant, and the dielectric cavity works as plunger (12) reduction when up moving, excludes medium, and the pressurization when plunger (12) moves down sucks medium；Second raceway (31) pin chute (311) of the function curve as roller (16) centrode is devised on the inside of, guarantee makes its roller (16) center with pin (32) is fixed.
8. radial plunger low speed positive and negative rotation sea water pump according to claim 7, which is characterized in that be additionally provided with second flap (33), its underpart has the pin (32), and pin (32) can be free to slide in pin chute (311), second flap (33) It is linked on slot rolling (15) by the second screw (34), the inside of plunger (12) is equipped with locating plate (35) and circlip (37), slot rolling (15) it is connect with plunger (12) by attachment screw (36), connection feature is that slot rolling (15) and plunger (12) can be in attachment screw (36) small-scale movement can be had by having on radial and axial.
9. radial plunger low speed positive and negative rotation sea water pump according to claim 8, which is characterized in that when axis (1) when rotated When driving the rotation of the second raceway (31), plunger (12) under the action of slot rolling (15) and roller (16), make its move upwards from And drain movement is completed, after roller (16) reach the highest point of raceway (17), slot rolling (15), roller (16) pass through pin (32) Sliding, completes to move downward, plunger (12) transports it downwards under the action of attachment screw (36) in pin chute (311) It is dynamic to be acted to complete imbibition.
CN201822129302.5U 2018-12-18 2018-12-18 A kind of radial plunger low speed positive and negative rotation sea water pump Active CN209458074U (en)

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Application Number Priority Date Filing Date Title
CN201822129302.5U CN209458074U (en) 2018-12-18 2018-12-18 A kind of radial plunger low speed positive and negative rotation sea water pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822129302.5U CN209458074U (en) 2018-12-18 2018-12-18 A kind of radial plunger low speed positive and negative rotation sea water pump

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