CN108757933A - A kind of emulsion motor and lubricating sleeve - Google Patents

A kind of emulsion motor and lubricating sleeve Download PDF

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Publication number
CN108757933A
CN108757933A CN201810851458.6A CN201810851458A CN108757933A CN 108757933 A CN108757933 A CN 108757933A CN 201810851458 A CN201810851458 A CN 201810851458A CN 108757933 A CN108757933 A CN 108757933A
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CN
China
Prior art keywords
wall
lubricating sleeve
plunger
emulsion
lubrication hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Application number
CN201810851458.6A
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Chinese (zh)
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CN108757933B (en
Inventor
李长民
徐玮
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Hengtong Nuoda Hydraulic Co Ltd
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Ningbo Hengtong Nuoda Hydraulic Co Ltd
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Priority to CN201810851458.6A priority Critical patent/CN108757933B/en
Publication of CN108757933A publication Critical patent/CN108757933A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16JPISTONS; CYLINDERS; SEALINGS
    • F16J10/00Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
    • F16J10/02Cylinders designed to receive moving pistons or plungers
    • F16J10/04Running faces; Liners
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03CPOSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00Reciprocating-piston liquid engines
    • F03C1/002Reciprocating-piston liquid engines details; components parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03CPOSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS
    • F03C1/00Reciprocating-piston liquid engines
    • F03C1/02Reciprocating-piston liquid engines with multiple-cylinders, characterised by the number or arrangement of cylinders
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16NLUBRICATING
    • F16N15/00Lubrication with substances other than oil or grease; Lubrication characterised by the use of particular lubricants in particular apparatus or conditions
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16NLUBRICATING
    • F16N21/00Conduits; Junctions; Fittings for lubrication apertures

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Details Of Reciprocating Pumps (AREA)

Abstract

The invention discloses a kind of emulsion motor and lubricating sleeves, a kind of emulsion motor includes cylinder body, output shaft and pushing component, pushing component pushes output shaft to rotate under the action of emulsion, pushing component includes the movable chamber being arranged on cylinder body and plunger, plunger is arranged in movable chamber, it is provided with lubricating sleeve on the inner wall of movable chamber, the inner wall of the outer wall fitting movable chamber of lubricating sleeve, the outer wall of the inner wall fitting plunger of lubricating sleeve, the inner-wall spraying of lubricating sleeve has lubricant layer, it the advantage is that motor can be used in combination suitable for aqueous 95% or more emulsion, plunger is flexible up and down along the inside of lubricating sleeve, effective solution emulsion makes that hydraulic motor gets rusty and insufficient lubrication generates plunger occlusion, stuck problem, extend the service life of hydraulic motor.

Description

A kind of emulsion motor and lubricating sleeve
Technical field
The present invention relates to a kind of field of motors, more particularly, to a kind of emulsion motor and lubricating sleeve.
Background technology
General hydraulic motor operation medium is hydraulic oil.Hydraulic oil can not only amplify by hydraulic motor hydraulic energy defeated Go out to be converted into mechanical energy, moreover it is possible to play the lubrication of each working part inside hydraulic motor, heat dissipation, inner flow passage and internal impurity are clear The function of washing.It may be said that the not effect of hydraulic oil, hydraulic motor can not work.But in some special working conditions Under, such as coal mining, natural gas extraction, crude oil is smelted and tunnel excavation etc. easy tos produce the ring of gas or flammable explosive gas Under border, since hydraulic oil is oily matter, operation medium of the hydraulic oil as motor is easy to burn under the conditions of high temperature high fever Fire, generating spark causes to explode, these operating modes cannot use hydraulic oil.
Based on the above reason, exploitation is a kind of to have prodigious market empty using emulsion as the emulsion motor of operation medium Between.The mixture solution that operation medium selects base oil and water to mix in proportion is known as emulsion, and main component is aqueous 95% or more mixture solution.There are the characteristic that the lubricity of hydraulic oil and water can be fire-retardant, the fortune as motor using emulsion Row medium is not only at low cost, but also adapts to inflammable and explosive working condition completely.
A kind of lubricating sleeve includes for hollow cylinder to be arranged between movable chamber and plunger, is sprayed on the inner wall of cylinder There is lubricant layer, be distributed with multiple lubrication holes on cylinder, lubrication hole is connected to the outer wall and inner wall of cylinder, on the outer wall between lubrication hole Multiple oil guide grooves are distributed, lubrication hole and oil guide groove are spirally distributed on the outer wall of lubricating sleeve.
In the prior art with emulsion motor there are the problem of:The mixing of oil and water based on the main component of emulsion Object solution, main component are water, and the content of water is generally not less than 95%, and antirust and lubricating ability are more far short of what is expected than hydraulic oil, So being easy to get rusty between motor internal core part plunger pair and motor cylinder plunger hole, lubrication is insufficient, often leads It is engaged generation between the plunger hole of cylinder body when plunger being caused to run, stuck phenomenon, causes motor badly damaged or even scrap.
Invention content
Technical problem to be solved by the invention is to provide it is a kind of can in the environment of emulsion normal use one kind Emulsion motor and lubricating sleeve, the present invention can avoid the generation of the occlusion stuck phenomenon between plunger and movable chamber, extend horse The service life reached.
Technical solution is used by the present invention solves above-mentioned technical problem:A kind of hydraulic motor, including cylinder body, output shaft And pushing component, pushing component push output shaft to rotate under the action of emulsion, pushing component includes being arranged on cylinder body Movable chamber and plunger, plunger are arranged in movable chamber, it is characterised in that are provided with lubricating sleeve on the inner wall of the movable chamber, moisten The inner wall of the outer wall fitting movable chamber of sliding sleeve, the outer wall of the inner wall fitting plunger of lubricating sleeve, the inner-wall spraying of lubricating sleeve have lubrication Layer.
The further preferred embodiment of the present invention is:The lubricating sleeve is self-lubricating abrasion-resistant copper sheathing.
The further preferred embodiment of the present invention is:It is coated with teflon coatings on the inside of the lubricating sleeve.
The further preferred embodiment of the present invention is:The upper port of the lubricating sleeve is provided with fixed shirt rim.Described consolidates It includes the first shirt rim and the second shirt rim to determine shirt rim, and first is provided between the first shirt rim and the second shirt rim and crosses oil groove and second excessively oily Slot.
The further preferred embodiment of the present invention is:It is provided at least one repairing chamber in the cylinder body, is set on lubricating sleeve It is equipped at least one lubrication hole, lubrication hole is connected to the inner and outer wall of lubricating sleeve, and repairing chamber is connected with lubrication hole.
The further preferred embodiment of the present invention is:Setting is provided on lubricating sleeve there are one repairing chamber in the cylinder body Multiple lubrication holes, lubrication hole are connected to the inner and outer wall of lubricating sleeve, are provided with oil guide groove between lubrication hole, in multiple lubrication holes First lubrication hole is connected with repairing chamber.
The further preferred embodiment of the present invention is:The flexible stroke of the plunger is less than any lubrication hole to plunger The distance of bottom.
The further preferred embodiment of the present invention is:The lubrication hole and oil guide groove is spirally distributed in the outer of lubricating sleeve On wall.
The further preferred embodiment of the present invention is:Draining cavity, repairing chamber are provided between the output shaft and cylinder body It is connected with draining cavity, the lubricating oil in draining cavity is flowed into repairing intracavitary.
The further preferred embodiment of the present invention is:The pushing component further includes sealing nut, is set on the inside of sealing nut It is equipped with seal combination circle and spring base, spring base is deep into the interior intracavitary of plunger, is additionally provided between spring base and inner cavity plunger Resetting spring.
Lubricating sleeve is arranged in the present invention between movable chamber and plunger, and lubricant layer is coated on the inside of lubricating sleeve, and lubricant layer is included There is lubricant effect, so that lubricant layer is required the greasy property of lubricating oil relatively low, aqueous 95% or more emulsion can be suitable for It is used in combination, plunger is flexible up and down along the inside of lubricating sleeve, and effective solution emulsion makes hydraulic motor get rusty and moisten The sliding bad plunger that leads to the problem of is engaged, is stuck, extend the service life of hydraulic motor, effective solution customer demand.
Description of the drawings
Fig. 1 is the sectional view of the present invention;
Fig. 2 is the enlarged drawing at A in Fig. 1;
Fig. 3 is the stereogram of lubricating sleeve in the present invention;
Fig. 4 is the side view of lubricating sleeve in the present invention;
Fig. 5 is the sectional view of lubricating sleeve in the present invention;
Fig. 6 is the enlarged drawing at B in the present invention;
Fig. 7 is the explosive view of the present invention.
Specific implementation mode
Below in conjunction with attached drawing embodiment, present invention is further described in detail.
As shown in Fig. 1-Fig. 7, a kind of hydraulic motor, including cylinder body 1, output shaft 2 and pushing component 3, pushing component 3 is in breast Promotion output shaft 2 rotates under the action of changing liquid, and pushing component 3 includes the movable chamber 5 being arranged on cylinder body 1 and plunger 6, plunger 6 It is arranged in movable chamber 5, it is characterised in that lubricating sleeve 7, the outer wall patch of lubricating sleeve 7 are provided on the inner wall of the movable chamber 5 The inner wall of movable chamber 5, the outer wall of the inner wall fitting plunger 6 of lubricating sleeve 7 are closed, the inner-wall spraying of lubricating sleeve 7 has lubricant layer 8.
Lubricating sleeve 7 is self-lubricating abrasion-resistant copper sheathing 7 as shown in figures 3 to 6.Effective solution motor gets rusty and insufficient lubrication It plunger occlusion, stuck is led to the problem of, extends the service life of motor, effective solution customer demand.Lubricating sleeve 7 is copper Alloy material is not allowed to be also easy to produce corrosion in the environment of emulsion since copper is inert metal;And the wearability of copper alloy Height, bearing capacity is strong, and thermal diffusivity is good, is more satisfactory material.
As shown in fig. 6, lubricant layer 8 is teflon coatings.It can effectively prevent corrosion between lubricating sleeve 7 and plunger 6, Teflon Coating has the advantages that wearability is high, and self lubricity is good, non-corrosive;The greasy property between plunger 6 and lubricating sleeve 7 can be improved, It prevents insufficient lubrication and plunger 6 and 7 inner wall of lubricating sleeve is made to be sintered and stuck.
As shown in figure 3, the upper port of lubricating sleeve 7 is provided with fixed shirt rim 9.The sealing nut 10 of 7 top of lubricating sleeve is pushed down The fixation shirt rim 9 of lubricating sleeve can prevent lubricating sleeve 7 and plunger 6 from relative motion two occurs and usurp the throne movement.The fixation shirt rim 9 include the first shirt rim 11 and the second shirt rim 12, and first is provided between the first shirt rim 11 and the second shirt rim 12 and crosses oil groove 13 and the Two oil groove 14, emulsions excessively pass through first to cross the oil groove 14 excessively of oil groove 13 or second and enter in plunger 6.
First way:It is provided at least one repairing chamber 15 in cylinder body 1, at least one lubrication is provided on lubricating sleeve 7 Hole 16, lubrication hole 16 are connected to the inner and outer wall of lubricating sleeve 7, and repairing chamber 15 is connected with lubrication hole 16.It is full of in repairing chamber 15 Emulsion, emulsion are flowed into lubrication hole 16 and are lubricated to lubricating sleeve 7.Emulsion can ensure 7 inner wall of lubricating sleeve with 6 sufficient lubrication of plunger.
As shown in Fig. 2, the second way:Setting is provided with multiple lubrications there are one repairing chamber on lubricating sleeve 7 in cylinder body 1 Hole 16, lubrication hole 16 are connected to the inner and outer wall of lubricating sleeve 7, oil guide groove 17, multiple lubrication holes 16 are provided between lubrication hole 16 In the first lubrication hole 4 be connected with repairing chamber 15.Emulsion initially enters the first lubrication hole 4, the emulsification in the first lubrication hole 4 Liquid flows to other lubrication holes 16 along oil guide groove 17, and the emulsion in lubrication hole 16 is flowed between plunger 6 and lubricating sleeve 7, breast 7 inner wall of lubricating sleeve and 6 sufficient lubrication of plunger can be ensured by changing liquid.
The flexible stroke of plunger 6 is less than the distance that any lubrication hole 16 arrives 6 bottom of plunger.Emulsification inside plunger 6 Liquid is in high pressure conditions, and the emulsion of 2 side of output shaft is in low-pressure state, and lubrication hole 16 is flexible without exposed with plunger 6, The emulsion in high-pressure area is prevented to be flowed into area of low pressure.
As shown in Figure 2,3, lubrication hole 16 and oil guide groove 17 are spirally distributed on the outer wall of lubricating sleeve 7.Make lubrication Emulsion prolongs the diversion trench 17 and is uniformly distributed in each position on 7 inner wall of lubricating sleeve, ensures 7 each friction part of lubricating sleeve at any time It can adequately be lubricated.Draining cavity 18, repairing chamber 15 and draining cavity 18 are provided between output shaft 2 and cylinder body 1 It is connected, the lubricating oil in draining cavity 18 is flowed into repairing chamber 15.
As shown in Figure 1, Figure 7 shows, pushing component 3 further includes sealing nut 10, and 10 inside of sealing nut is provided with seal combination Circle 21 and spring base 22, spring base 22 are deep into the interior intracavitary of plunger 6, reset bullet are additionally provided between spring base 22 and plunger 6 Spring 23.
As shown in figures 3 to 6, a kind of lubricating sleeve 7 includes for hollow cylinder to be arranged between movable chamber 5 and plunger 6 4, lubricant layer 8 is coated on the inner wall of cylinder 4, multiple lubrication holes 16 are distributed on cylinder 4, and lubrication hole 16 is connected to the outer of cylinder 4 Wall and inner wall are distributed multiple oil guide grooves 17 on the outer wall between lubrication hole 16, and lubrication hole 16 and oil guide groove 17 are spirally distributed On the outer wall of lubricating sleeve 7.
A kind of emulsion motor provided by the present invention and lubricating sleeve are described in detail above, it is used herein Principle and implementation of the present invention are described for specific case, and the explanation of above example is only intended to help to understand this Invention and core concept.It should be pointed out that for those skilled in the art, not departing from the principle of the invention Under the premise of, it can be with several improvements and modifications are made to the present invention, these improvement and modification also fall into the claims in the present invention In protection domain.

Claims (10)

1. a kind of emulsion motor, including cylinder body, output shaft and pushing component, pushing component push defeated under the action of emulsion Shaft rotates, and pushing component includes the movable chamber being arranged on cylinder body and plunger, and plunger is arranged in movable chamber, it is characterised in that Lubricating sleeve, the inner wall of the outer wall fitting movable chamber of lubricating sleeve, the inner wall patch of lubricating sleeve are provided on the inner wall of the movable chamber The inner-wall spraying of the outer wall of zygostyle plug, lubricating sleeve has lubricant layer.
2. a kind of emulsion motor according to claim 1, it is characterised in that the lubricating sleeve is self-lubricating abrasion-resistant copper Set, the lubricant layer are teflon coatings.
3. a kind of emulsion motor according to claim 1, it is characterised in that the upper port of the lubricating sleeve is provided with Fixed shirt rim;The fixation shirt rim includes the first shirt rim and the second shirt rim, and the is provided between the first shirt rim and the second shirt rim One, which crosses oil groove and second, crosses oil groove.
4. a kind of emulsion motor according to claim 1, it is characterised in that be provided in the cylinder body at least one Repairing chamber, at least one lubrication hole is provided on lubricating sleeve, and lubrication hole is connected to the inner and outer wall of lubricating sleeve, repairing chamber and lubrication Hole is connected.
5. a kind of emulsion motor according to claim 1, it is characterised in that there are one repairings for setting in the cylinder body Chamber, multiple lubrication holes are provided on lubricating sleeve, and lubrication hole is connected to the inner and outer wall of lubricating sleeve, is set on the outer wall between lubrication hole It is equipped with oil guide groove, the first lubrication hole in multiple lubrication holes is connected with repairing chamber.
6. a kind of emulsion motor according to claim 5, it is characterised in that the flexible stroke of the plunger, which is less than, appoints Distance of a lubrication hole to plunger base one by one.
7. a kind of emulsion motor according to claim 6, it is characterised in that the lubrication hole and oil guide groove is helically Shape is distributed on the outer wall of lubricating sleeve.
8. a kind of emulsion motor according to claim 5-7, it is characterised in that set between the output shaft and cylinder body It is equipped with draining cavity, repairing chamber is connected with draining cavity, and the emulsion in draining cavity is flowed into repairing intracavitary.
9. a kind of emulsion motor according to claim 1, it is characterised in that the pushing component further includes sealing spiral shell Cap, sealing nut inside are provided with seal combination circle and spring base, and spring base is deep into the interior intracavitary of plunger, spring base and plunger Between be additionally provided with resetting spring.
10. a kind of lubricating sleeve, it is characterised in that include for being arranged between movable chamber and plunger hollow cylinder, cylinder it is interior It is coated with lubricant layer on wall, is distributed with multiple lubrication holes on cylinder, lubrication hole is connected to the outer wall and inner wall of cylinder, between lubrication hole Outer wall on be distributed multiple oil guide grooves, lubrication hole and oil guide groove are spirally distributed on the outer wall of lubricating sleeve.
CN201810851458.6A 2018-07-30 2018-07-30 Emulsion motor and lubricating sleeve Active CN108757933B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810851458.6A CN108757933B (en) 2018-07-30 2018-07-30 Emulsion motor and lubricating sleeve

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Application Number Priority Date Filing Date Title
CN201810851458.6A CN108757933B (en) 2018-07-30 2018-07-30 Emulsion motor and lubricating sleeve

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CN108757933A true CN108757933A (en) 2018-11-06
CN108757933B CN108757933B (en) 2024-04-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114718833A (en) * 2022-03-08 2022-07-08 烟台杰瑞石油服务集团股份有限公司 Bushing structure and hydraulic end valve box of fracturing pump

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102226482A (en) * 2011-04-21 2011-10-26 浙江新三荣制冷有限公司 Piston four-way reversing valve for refrigerating system
CN202954965U (en) * 2012-12-02 2013-05-29 安徽工业大学 Plunger with spiral lubricating oil grooves and used for inclined-disc-type axial plunger pump
CN108302033A (en) * 2018-03-04 2018-07-20 太原理工大学 The axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor
CN208845713U (en) * 2018-07-30 2019-05-10 宁波恒通诺达液压股份有限公司 A kind of emulsion motor and lubricating sleeve

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102226482A (en) * 2011-04-21 2011-10-26 浙江新三荣制冷有限公司 Piston four-way reversing valve for refrigerating system
CN202954965U (en) * 2012-12-02 2013-05-29 安徽工业大学 Plunger with spiral lubricating oil grooves and used for inclined-disc-type axial plunger pump
CN108302033A (en) * 2018-03-04 2018-07-20 太原理工大学 The axial scalable cylinder component of a kind of high water base pluger type hydraulic pump or motor
CN208845713U (en) * 2018-07-30 2019-05-10 宁波恒通诺达液压股份有限公司 A kind of emulsion motor and lubricating sleeve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114718833A (en) * 2022-03-08 2022-07-08 烟台杰瑞石油服务集团股份有限公司 Bushing structure and hydraulic end valve box of fracturing pump
CN114718833B (en) * 2022-03-08 2024-01-23 烟台杰瑞石油服务集团股份有限公司 Hydraulic end valve box of fracturing pump

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